ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/screen.C
(Generate patch)

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.12 by pcg, Thu Dec 18 14:11:47 2003 UTC vs.
Revision 1.437 by sf-exg, Mon Mar 25 12:28:04 2013 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.12 2003/12/18 14:11:47 pcg Exp $
5 * 4 *
6 * 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 <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * 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
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
36#include "salloc.C" // HACK!! 33static inline void
37
38inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
39{ 35{
40 while (len--) 36 while (len--)
41 *start++ = value; 37 *start++ = value;
42} 38}
43 39
44/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384
46#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
47 42
48/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 46#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 47 if (option (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 48 view_start = 0
54#define CLEAR_SELECTION(R) \ 49#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 50 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 51 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 52#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 54 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
61 56
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 57#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 58 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 59#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 60 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 62 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 63#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 64 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 66 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 68 (((A) == (C)) && ((B) <= (D)))
74 69
75/* these must be row_col_t */ 70/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 71#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 72 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 73#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 74 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 75#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 77#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 83
89/* 84/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 85 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 86 */
94#define drawBuffer TermWin.vt
95
96#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \
98 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \
99 Row2Pixel(row), (unsigned int)TermWin.width, \
100 (unsigned int)Height2Pixel(num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 87#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 88 if (mapped) \
104 XClearArea (Xdisplay, drawBuffer, x, y, \ 89 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel(num), \ 90 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 91 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \
110 TermWin.int_bwidth, Row2Pixel(row), \
111 (unsigned int)TermWin.width, \
112 (unsigned int)Height2Pixel(num))
113 92
114/* ------------------------------------------------------------------------- * 93/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 94 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 95 * ------------------------------------------------------------------------- */
96
117/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
118void 98void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 99rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 100{
121 efs &= ~RS_baseattrMask; 101 if (!l.valid ())
102 {
103 l.alloc ();
104 col = 0;
105 width = ncol;
106 }
107
108 l.touch ();
109
110 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 111 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
112
113 text_t *et = l.t + col;
114 rend_t *er = l.r + col;
123 115
124 while (width--) 116 while (width--)
125 { 117 {
126 *et++ = ' '; 118 *et++ = ' ';
127 *er++ = efs; 119 *er++ = efs;
… …
129} 121}
130 122
131/* ------------------------------------------------------------------------- */ 123/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 124/* Fill a full line with blanks - make sure it is allocated first */
133void 125void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 126rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 127{
136#ifdef DEBUG_STRICT 128 scr_blank_line (l, 0, ncol, efs);
137 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 129
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 130 l.l = 0;
131 l.f = 0;
132}
133
134// nuke a single wide character at the given column
135void
136rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
137{
138 // find begin
139 while (col > 0 && l.t[col] == NOCHAR)
140 col--;
141
142 rend_t rend = l.r[col] & ~RS_baseattrMask;
143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
144
145 l.touch ();
146
147 // found start, nuke
148 do {
149 l.t[col] = ' ';
150 l.r[col] = rend;
151 col++;
152 } while (col < ncol && l.t[col] == NOCHAR);
153}
154
155// set the rendition of a single wide character beginning at the given column
156void
157rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend)
158{
159 do {
160 l.r[col] = rend;
161 col++;
162 } while (col < ncol && l.t[col] == NOCHAR);
146} 163}
147 164
148/* ------------------------------------------------------------------------- * 165/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 166 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 167 * ------------------------------------------------------------------------- */
168
151void 169void
170rxvt_term::scr_alloc () NOTHROW
171{
172 int tsize = sizeof (text_t) * ncol;
173 int rsize = sizeof (rend_t) * ncol;
174
175 // we assume that rend_t size is a sufficient alignment
176 // factor for text_t and line_t values, and we only
177 // need to adjust tsize.
178 tsize = (tsize + sizeof (rend_t) - 1);
179 tsize -= tsize % sizeof (rend_t);
180
181 int all_rows = total_rows + nrow + nrow;
182
183 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
184 chunk = chunk_alloc (chunk_size, 0);
185
186 char *base = (char *)chunk + sizeof (line_t) * all_rows;
187
188 for (int row = 0; row < all_rows; ++row)
189 {
190 line_t &l = ((line_t *)chunk) [row];
191
192 l.t = (text_t *)base; base += tsize;
193 l.r = (rend_t *)base; base += rsize;
194 l.l = -1;
195 l.f = 0;
196 }
197
198 drawn_buf = (line_t *)chunk;
199 swap_buf = drawn_buf + nrow;
200 row_buf = swap_buf + nrow;
201}
202
203void
204rxvt_term::copy_line (line_t &dst, line_t &src)
205{
206 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
207 dst.l = min (src.l, ncol);
208 memcpy (dst.t, src.t, sizeof (text_t) * dst.l);
209 memcpy (dst.r, src.r, sizeof (rend_t) * dst.l);
210 dst.f = src.f;
211}
212
213void ecb_cold
152rxvt_term::scr_reset () 214rxvt_term::scr_reset ()
153{ 215{
154 unsigned int ncol, nrow, total_rows, prev_total_rows; 216#if ENABLE_OVERLAY
155 unsigned int p, q; 217 scr_overlay_off ();
156 int k; 218#endif
157 rend_t setrstyle;
158 219
159 D_SCREEN((stderr, "rxvt_scr_reset()"));
160
161 TermWin.view_start = 0; 220 view_start = 0;
162 num_scr = 0; 221 num_scr = 0;
163 222
164 if (TermWin.ncol == 0) 223 if (ncol == 0)
165 TermWin.ncol = 80; 224 ncol = 80;
166 225
167 if (TermWin.nrow == 0) 226 if (nrow == 0)
168 TermWin.nrow = 24; 227 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 228
173 if (ncol == prev_ncol && nrow == prev_nrow) 229 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 230 return;
175 231
232 // we need at least two lines for wrapping to work correctly
233 while (nrow + saveLines < 2)
234 {
235 //TODO//FIXME
236 saveLines++;
237 prev_nrow--;
238 top_row--;
239 }
240
176 want_refresh = 1; 241 want_refresh = 1;
177 242
243 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 244 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 245
181 screen.tscroll = 0; 246 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 247 screen.bscroll = nrow - 1;
183 248
184 if (!talloc) 249 void *prev_chunk = chunk;
185 { 250 size_t prev_chunk_size = chunk_size;
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 251 line_t *prev_drawn_buf = drawn_buf;
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 252 line_t *prev_swap_buf = swap_buf;
253 line_t *prev_row_buf = row_buf;
254
255 scr_alloc ();
256
257 if (!prev_row_buf)
188 } 258 {
189 259 top_row = 0;
190 if (prev_nrow == 0) 260 term_start = 0;
191 {
192 /*
193 * first time called so just malloc everything : don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL
195 */
196 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
197 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 261
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t));
203
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
205 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
206 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208
209 for (p = 0; p < nrow; p++)
210 {
211 q = p + TermWin.saveLines;
212 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
214 screen.tlen[q] = swap.tlen[p] = 0;
215 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
216 }
217
218 MEMSET(charsets, 'B', sizeof(charsets)); 262 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 263 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 264 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 265 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 266 screen.charset = 0;
224 current_screen = PRIMARY; 267 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 268 scr_cursor (SAVE);
226 269
227#if NSCREENS 270#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 271 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 272 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 273 swap.charset = 0;
231 current_screen = SECONDARY; 274 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 275 scr_cursor (SAVE);
233 current_screen = PRIMARY; 276 current_screen = PRIMARY;
234#endif 277#endif
235 278
236 selection.text = NULL; 279 selection.text = NULL;
237 selection.len = 0; 280 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 281 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 282 selection.screen = PRIMARY;
240 selection.clicks = 0; 283 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this); 284 selection.clip_text = NULL;
242 rvideo = 0; 285 selection.clip_len = 0;
243 } 286 }
244 else 287 else
245 { 288 {
246 /* 289 /*
247 * add or delete rows as appropriate 290 * add or delete rows as appropriate
248 */ 291 */
249 setrstyle = DEFAULT_RSTYLE;
250 292
251 if (nrow < prev_nrow) 293 int common_col = min (prev_ncol, ncol);
294
295 for (int row = min (nrow, prev_nrow); row--; )
296 {
297 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
298 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
299 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
300
301 copy_line (swap_buf [row], prev_swap_buf [row]);
252 { 302 }
253 /* delete rows */
254 k = min (TermWin.nscrolled, prev_nrow - nrow);
255 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
256 303
257 for (p = nrow; p < prev_nrow; p++) 304 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
305 int pend = MOD (term_start + top_row , prev_total_rows);
306 int q = total_rows; // rewrapped row
307
308 if (top_row)
309 {
310 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
311 // to come up with a lean and mean algorithm.
312 // TODO: maybe optimise when width didn't change
313
314 row_col_t ocur = screen.cur;
315 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
316
317 do
258 { 318 {
259 q = p + TermWin.saveLines; 319 p = MOD (p - 1, prev_total_rows);
260 if (screen.text[q]) 320 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
321 int plines = 1;
322 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
323
324 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 325 {
262#ifdef DEBUG_STRICT 326 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 327
264#endif 328 plines++;
265 talloc->free (screen.text[q]); 329 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 330 }
268 if (swap.text[p]) 331
332 int qlines = max (0, (llen - 1) / ncol) + 1;
333
334 // drop partial lines completely
335 if (q < qlines)
336 break;
337
338 q -= qlines;
339
340 int lofs = 0;
341 line_t *qline;
342
343 // re-assemble the full line by destination lines
344 for (int qrow = q; qlines--; qrow++)
269 { 345 {
270#ifdef DEBUG_STRICT 346 qline = row_buf + qrow;
271 assert (swap.rend[p]); 347 qline->alloc (); // redundant with next line
272#endif 348 qline->l = ncol;
273 talloc->free (swap.text[p]); 349 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 350
351 int qcol = 0;
352
353 // see below for cursor adjustment rationale
354 if (p == ocur.row)
355 screen.cur.row = q - (total_rows - nrow);
356
357 // fill a single destination line
358 while (lofs < llen && qcol < ncol)
359 {
360 int prow = lofs / prev_ncol;
361 int pcol = lofs % prev_ncol;
362
363 prow = MOD (p + prow, prev_total_rows);
364
365 // we only adjust the cursor _row_ and put it into
366 // the topmost line of "long line" it was in, as
367 // this seems to upset applications/shells/readline
368 // least.
369 if (prow == ocur.row)
370 screen.cur.row = q - (total_rows - nrow);
371
372 line_t &pline = prev_row_buf [prow];
373
374 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
375
376 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
377 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
378
379 lofs += len;
380 qcol += len;
381 }
275 } 382 }
276#ifdef DEBUG_STRICT 383
277 assert (drawn_text[p] && drawn_rend[p]); 384 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 385 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 386 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 387 }
388 while (p != pend && q > 0);
282 389
283 /* we have fewer rows so fix up cursor position */ 390 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 391 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 392
287 scr_reset_realloc (); /* realloc _last_ */ 393 // make sure all terminal lines exist
288 } 394 while (top_row > 0)
289 else if (nrow > prev_nrow) 395 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 396 }
291 /* add rows */ 397 else
292 scr_reset_realloc (); /* realloc _first_ */ 398 {
399 // if no scrollback exists (yet), wing, instead of wrap
293 400
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 401 for (int row = min (nrow, prev_nrow); row--; )
295
296 k = min (TermWin.nscrolled, nrow - prev_nrow);
297
298 for (p = prev_total_rows; p < total_rows; p++)
299 { 402 {
300 screen.tlen[p] = 0; 403 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 404 line_t &dst = row_buf [row];
302 screen.rend[p] = NULL; 405
406 copy_line (dst, src);
303 } 407 }
304 408
305 for (p = prev_total_rows; p < total_rows - k; p++)
306 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
307
308 for (p = prev_nrow; p < nrow; p++) 409 for (int row = prev_nrow; row < nrow; row++)
309 { 410 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
310 swap.tlen[p] = 0;
311 swap.text[p] = NULL;
312 swap.rend[p] = NULL;
313 drawn_text[p] = NULL;
314 drawn_rend[p] = NULL;
315 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
316 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
317 }
318 411
319 if (k > 0) 412 term_start = 0;
320 {
321 scr_scroll_text (0, (int)nrow - 1, -k, 1);
322 screen.cur.row += k;
323 screen.s_cur.row += k;
324 TermWin.nscrolled -= k;
325 }
326#ifdef DEBUG_STRICT
327 assert(screen.cur.row < TermWin.nrow);
328 assert(swap.cur.row < TermWin.nrow);
329#else /* drive with your eyes closed */
330
331 MIN_IT(screen.cur.row, nrow - 1);
332 MIN_IT(swap.cur.row, nrow - 1);
333#endif
334 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
335 }
336
337 /* resize columns */
338 if (ncol != prev_ncol)
339 { 413 }
340 int common = min (prev_ncol, ncol); 414
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 415 clamp_it (screen.cur.row, 0, nrow - 1);
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 416 clamp_it (screen.cur.col, 0, ncol - 1);
343 417 }
344 for (p = 0; p < total_rows; p++)
345 {
346 if (screen.text[p])
347 {
348 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
349 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
350 418
351 MIN_IT(screen.tlen[p], (int16_t)ncol); 419 for (int row = nrow; row--; )
352
353 if (ncol > prev_ncol)
354 scr_blank_line (&(screen.text[p][prev_ncol]),
355 &(screen.rend[p][prev_ncol]),
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360
361 for (p = 0; p < nrow; p++)
362 {
363 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
364 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
365
366 if (ncol > prev_ncol)
367 scr_blank_line (&(drawn_text[p][prev_ncol]),
368 &(drawn_rend[p][prev_ncol]),
369 ncol - prev_ncol, setrstyle);
370
371 if (swap.text[p])
372 {
373 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
374 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
375
376 MIN_IT(swap.tlen[p], (int16_t)ncol);
377
378 if (ncol > prev_ncol)
379 scr_blank_line (&(swap.text[p][prev_ncol]),
380 &(swap.rend[p][prev_ncol]),
381 ncol - prev_ncol, setrstyle);
382 }
383
384 }
385
386 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
387 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
388
389 delete talloc; talloc = ta;
390 delete ralloc; ralloc = ra;
391 }
392
393 if (tabs)
394 free(tabs);
395 } 420 {
421 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
422 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
423 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
424 }
425
426 chunk_free (prev_chunk, prev_chunk_size);
427
428 free (tabs);
429 tabs = (char *)rxvt_malloc (ncol);
430
431 for (int col = ncol; col--; )
432 tabs [col] = col % TABSIZE == 0;
433
434 CLEAR_ALL_SELECTION ();
396 435
397 prev_nrow = nrow; 436 prev_nrow = nrow;
398 prev_ncol = ncol; 437 prev_ncol = ncol;
399 438
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char));
401
402 for (p = 0; p < ncol; p++)
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
404
405 tt_winch (); 439 tt_winch ();
406}
407 440
408void 441 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
409rxvt_term::scr_reset_realloc()
410{
411 uint16_t total_rows, nrow;
412
413 nrow = TermWin.nrow;
414 total_rows = nrow + TermWin.saveLines;
415 /* *INDENT-OFF* */
416 screen.text = (text_t **)rxvt_realloc(screen.text, total_rows * sizeof(text_t *));
417 buf_text = (text_t **)rxvt_realloc(buf_text , total_rows * sizeof(text_t *));
418 drawn_text = (text_t **)rxvt_realloc(drawn_text , nrow * sizeof(text_t *));
419 swap.text = (text_t **)rxvt_realloc(swap.text , nrow * sizeof(text_t *));
420
421 screen.tlen = (int16_t *)rxvt_realloc(screen.tlen, total_rows * sizeof(int16_t));
422 swap.tlen = (int16_t *)rxvt_realloc(swap.tlen , total_rows * sizeof(int16_t));
423
424 screen.rend = (rend_t **)rxvt_realloc(screen.rend, total_rows * sizeof(rend_t *));
425 buf_rend = (rend_t **)rxvt_realloc(buf_rend , total_rows * sizeof(rend_t *));
426 drawn_rend = (rend_t **)rxvt_realloc(drawn_rend , nrow * sizeof(rend_t *));
427 swap.rend = (rend_t **)rxvt_realloc(swap.rend , nrow * sizeof(rend_t *));
428 /* *INDENT-ON* */
429} 442}
430 443
431/* ------------------------------------------------------------------------- */ 444void ecb_cold
432/*
433 * Free everything. That way malloc debugging can find leakage.
434 */
435void
436rxvt_term::scr_release() 445rxvt_term::scr_release () NOTHROW
437{ 446{
438 uint16_t total_rows; 447 chunk_free (chunk, chunk_size);
439 int i; 448 chunk = 0;
449 row_buf = 0;
440 450
441 total_rows = TermWin.nrow + TermWin.saveLines;
442
443#ifdef DEBUG_STRICT
444 for (i = 0; i < total_rows; i++)
445 {
446 if (screen.text[i])
447 /* then so is screen.rend[i] */
448 assert(screen.rend[i]);
449 }
450#endif
451
452 delete talloc;
453 delete ralloc;
454
455 free (screen.text);
456 free (screen.tlen);
457 free (screen.rend);
458 free (drawn_text);
459 free (drawn_rend);
460 free (swap.text);
461 free (swap.tlen);
462 free (swap.rend);
463 free (buf_text);
464 free (buf_rend);
465 free (tabs); 451 free (tabs);
466
467 /* NULL these so if anything tries to use them, we'll know about it */
468 screen.text = drawn_text = swap.text = NULL;
469 screen.rend = drawn_rend = swap.rend = NULL;
470 screen.tlen = swap.tlen = NULL;
471 buf_text = NULL;
472 buf_rend = NULL;
473 tabs = NULL; 452 tabs = 0;
474} 453}
475 454
476/* ------------------------------------------------------------------------- */ 455/* ------------------------------------------------------------------------- */
477/* 456/*
478 * Hard reset 457 * Hard/Soft reset
479 */ 458 */
480/* EXTPROTO */ 459void ecb_cold
481void
482rxvt_scr_poweron(pR) 460rxvt_term::scr_poweron ()
483{ 461{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 462 scr_release ();
463
487 R->prev_nrow = R->prev_ncol = 0; 464 prev_nrow = prev_ncol = 0;
465 rvideo_mode = false;
466 scr_soft_reset ();
488 R->scr_reset (); 467 scr_reset ();
489 468
490 R->scr_clear (); 469 scr_clear (true);
491 R->scr_refresh (SLOW_REFRESH); 470 scr_refresh ();
492#ifdef RXVT_GRAPHICS 471}
493 rxvt_Gr_reset (aR); 472
473void ecb_cold
474rxvt_term::scr_soft_reset () NOTHROW
475{
476 /* only affects modes, nothing drastic such as clearing the screen */
477#if ENABLE_OVERLAY
478 scr_overlay_off ();
494#endif 479#endif
480
481 if (current_screen != PRIMARY)
482 scr_swap_screen ();
483
484 scr_scroll_region (0, MAX_ROWS - 1);
485 scr_rendition (0, ~RS_None);
486 scr_insert_mode (0);
495} 487}
496 488
497/* ------------------------------------------------------------------------- * 489/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 490 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 491 * ------------------------------------------------------------------------- */
500/* 492/*
501 * Save and Restore cursor 493 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 494 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 495 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 496 */
505/* EXTPROTO */
506void 497void
507rxvt_scr_cursor(pR_ int mode) 498rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 499{
509 screen_t *s; 500 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 501
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 502#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 503 if (current_screen == SECONDARY)
515 s = &(R->swap); 504 s = &swap;
516 else 505 else
517#endif 506#endif
518 s = &(R->screen); 507 s = &screen;
508
519 switch (mode) { 509 switch (mode)
510 {
520 case SAVE: 511 case SAVE:
521 s->s_cur.row = s->cur.row; 512 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 513 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 514 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 515 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 516 s->s_charset_char = charsets[screen.charset];
526 break; 517 break;
518
527 case RESTORE: 519 case RESTORE:
528 R->want_refresh = 1; 520 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 521 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 522 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 523 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 524 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 525 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 526 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 527 set_font_style ();
536 break; 528 break;
537 } 529 }
530
538/* boundary check in case screen size changed between SAVE and RESTORE */ 531 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 532 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 533 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 534 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 535 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */ 536}
545 MAX_IT(s->cur.row, 0); 537
546 MAX_IT(s->cur.col, 0); 538void
547#endif 539rxvt_term::scr_swap_screen () NOTHROW
540{
541 if (!option (Opt_secondaryScreen))
542 return;
543
544 for (int i = prev_nrow; i--; )
545 ::swap (ROW(i), swap_buf [i]);
546
547 ::swap (screen.cur, swap.cur);
548
549 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
550 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 551}
549 552
550/* ------------------------------------------------------------------------- */ 553/* ------------------------------------------------------------------------- */
551/* 554/*
552 * Swap between primary and secondary screens 555 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 556 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 557 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 558 */
556/* EXTPROTO */ 559void
557int
558rxvt_scr_change_screen(pR_ int scrn) 560rxvt_term::scr_change_screen (int scrn)
559{ 561{
560 int i; 562 if (scrn == current_screen)
563 return;
564
565 want_refresh = 1;
566 view_start = 0;
567
568 /* check for boundary cross */
569 row_col_t pos;
570 pos.row = pos.col = 0;
571 if (ROWCOL_IS_BEFORE (selection.beg, pos)
572 && ROWCOL_IS_AFTER (selection.end, pos))
573 CLEAR_SELECTION ();
574
575 current_screen = scrn;
576
561#if NSCREENS 577#if NSCREENS
562 int offset; 578 if (option (Opt_secondaryScreen))
563#endif 579 {
564
565 R->want_refresh = 1;
566
567 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
568
569 R->TermWin.view_start = 0;
570
571 if (R->current_screen == scrn)
572 return R->current_screen;
573
574 rxvt_selection_check(aR_ 2); /* check for boundary cross */
575
576 SWAP_IT(R->current_screen, scrn, int);
577#if NSCREENS
578 R->num_scr = 0; 580 num_scr = 0;
579 offset = R->TermWin.saveLines; 581
580 for (i = R->prev_nrow; i--;) { 582 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 583
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 584 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 585 ::swap (screen.flags, swap.flags);
584 }
585 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
586 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
587# ifdef DEBUG_STRICT
588 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
589 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
590# else /* drive with your eyes closed */
591 MAX_IT(R->screen.cur.row, 0);
592 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
593 MAX_IT(R->screen.cur.col, 0);
594 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
595# endif
596 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
597 SWAP_IT(R->screen.flags, R->swap.flags, int);
598 R->screen.flags |= Screen_VisibleCursor; 586 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 587 swap.flags |= Screen_VisibleCursor;
600
601# ifdef RXVT_GRAPHICS
602
603 if (rxvt_Gr_Displayed(aR)) {
604 rxvt_Gr_scroll(aR_ 0);
605 rxvt_Gr_ChangeScreen(aR);
606 } 588 }
589 else
607# endif 590#endif
608#else 591 if (option (Opt_secondaryScroll))
609# ifdef SCROLL_ON_NO_SECONDARY
610# ifdef RXVT_GRAPHICS
611 if (rxvt_Gr_Displayed(aR))
612 rxvt_Gr_ClearScreen(aR);
613# endif
614 if (R->current_screen == PRIMARY
615# ifdef RXVT_GRAPHICS
616 && !rxvt_Gr_Displayed(aR)
617# endif
618 )
619 R->scr_scroll_text(0, (R->prev_nrow - 1), R->prev_nrow, 0); 592 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 593}
621#endif 594
595// clear WrapNext indicator, solidifying position on next line
596void
597rxvt_term::scr_do_wrap () NOTHROW
598{
599 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 600 return;
601
602 screen.flags &= ~Screen_WrapNext;
603
604 screen.cur.col = 0;
605
606 if (screen.cur.row == screen.bscroll)
607 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
608 else if (screen.cur.row < nrow - 1)
609 screen.cur.row++;
623} 610}
624 611
625/* ------------------------------------------------------------------------- */ 612/* ------------------------------------------------------------------------- */
626/* 613/*
627 * Change the colour for following text 614 * Change the colour for following text
628 */ 615 */
629/* EXTPROTO */
630void 616void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 617rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 618{
619 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 620 color = fgbg;
621
634 if (fgbg == Color_fg) 622 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 623 rstyle = SET_FGCOLOR (rstyle, color);
636 else 624 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 625 rstyle = SET_BGCOLOR (rstyle, color);
638} 626}
639 627
640/* ------------------------------------------------------------------------- */ 628/* ------------------------------------------------------------------------- */
641/* 629/*
642 * Change the rendition style for following text 630 * Change the rendition style for following text
643 */ 631 */
644/* EXTPROTO */
645void 632void
646rxvt_scr_rendition(pR_ int set, int style) 633rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 634{
648 if (set) 635 if (set)
649 R->rstyle |= style; 636 rstyle |= style;
650 else if (style == ~RS_None) 637 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 638 rstyle = DEFAULT_RSTYLE;
652 else 639 else
653 R->rstyle &= ~style; 640 rstyle &= ~style;
654} 641}
655 642
656/* ------------------------------------------------------------------------- */ 643/* ------------------------------------------------------------------------- */
657/* 644/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 645 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 646 * count positive ==> scroll up
660 * count negative ==> scroll down 647 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 648 */
663int 649int ecb_hot
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 650rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 651{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 652 if (count == 0 || (row1 > row2))
670 return 0; 653 return 0;
671 654
672 want_refresh = 1; 655 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 656 num_scr += count;
674 657
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 658 if (count > 0
659 && row1 == 0
660 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
661 {
662 min_it (count, total_rows - (nrow - (row2 + 1)));
663
664 top_row = max (top_row - count, -saveLines);
665
666 // sever bottommost line
676 { 667 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 668 line_t &l = ROW(row2);
678 669 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 670 l.touch ();
680 TermWin.nscrolled = TermWin.saveLines;
681 else
682 TermWin.nscrolled = (uint16_t)nscrolled;
683
684 if ((Options & Opt_scrollWithBuffer)
685 && TermWin.view_start != 0
686 && TermWin.view_start != TermWin.saveLines)
687 rxvt_scr_page (this, UP, count);
688 } 671 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 672
692 row2 += TermWin.saveLines; 673 // scroll everything up 'count' lines
674 term_start = (term_start + count) % total_rows;
693 675
676 // now copy lines below the scroll region bottom to the
677 // bottom of the screen again, so they look as if they
678 // hadn't moved.
679 for (int i = nrow; --i > row2; )
680 {
681 line_t &l1 = ROW(i - count);
682 line_t &l2 = ROW(i);
683
684 ::swap (l1, l2);
685 l2.touch ();
686 }
687
688 // erase newly scrolled-in lines
689 for (int i = count; i--; )
690 {
691 line_t &l = ROW(row2 - i);
692
693 // optimise if already cleared, can be significant on slow machines
694 // could be rolled into scr_blank_screen_mem
695 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
696 {
697 scr_blank_line (l, 0, l.l, rstyle);
698 l.l = 0;
699 l.f = 0;
700 }
701 else
702 scr_blank_screen_mem (l, rstyle);
703 }
704
705 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 706 if (selection.op && current_screen == selection.screen
695 { 707 && selection.beg.row <= row2)
696 i = selection.beg.row + TermWin.saveLines;
697 j = selection.end.row + TermWin.saveLines;
698 if ((i < row1 && j > row1)
699 || (i < row2 && j > row2)
700 || (i - count < row1 && i >= row1)
701 || (i - count > row2 && i <= row2)
702 || (j - count < row1 && j >= row1)
703 || (j - count > row2 && j <= row2))
704 {
705 CLEAR_ALL_SELECTION (this);
706 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
707 } 708 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 709 selection.beg.row -= count;
712 selection.end.row -= count; 710 selection.end.row -= count;
713 selection.mark.row -= count; 711 selection.mark.row -= count;
714 }
715 }
716 712
717 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */ 713 selection_check (0);
718
719 num_scr += count;
720 j = count;
721
722 if (count < 0)
723 count = -count;
724
725 i = row2 - row1 + 1;
726 MIN_IT(count, i);
727
728 if (j > 0)
729 {
730 /* A: scroll up */
731
732 /* A1: Copy lines that will get clobbered by the rotation */
733 for (i = 0, j = row1; i < count; i++, j++)
734 { 714 }
735 buf_text[i] = screen.text[j]; 715
736 buf_rend[i] = screen.rend[j]; 716 // finally move the view window, if desired
717 if (option (Opt_scrollWithBuffer)
718 && view_start != 0
719 && view_start != -saveLines)
720 scr_page (UP, count);
721
722 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
723 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
724 }
725 else
726 {
727 if (selection.op && current_screen == selection.screen)
737 } 728 {
738 /* A2: Rotate lines */ 729 if ((selection.beg.row < row1 && selection.end.row > row1)
739 for (j = row1, i = j + count; i <= row2; i++, j++) 730 || (selection.beg.row < row2 && selection.end.row > row2)
731 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
732 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
733 || (selection.end.row - count < row1 && selection.end.row >= row1)
734 || (selection.end.row - count > row2 && selection.end.row <= row2))
735 {
736 CLEAR_ALL_SELECTION ();
737 selection.op = SELECTION_CLEAR;
738 }
739 else if (selection.end.row >= row1 && selection.end.row <= row2)
740 {
741 /* move selected region too */
742 selection.beg.row -= count;
743 selection.end.row -= count;
744 selection.mark.row -= count;
745
746 selection_check (0);
747 }
740 { 748 }
741 screen.tlen[j] = screen.tlen[i]; 749
742 screen.text[j] = screen.text[i]; 750 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 751 // part of scr_scroll_text is not time-critical.
752
753 // sever line above scroll region
754 if (row1)
744 } 755 {
745 j = row2 - count + 1, i = count; 756 line_t &l = ROW(row1 - 1);
746 } 757 l.is_longer (0);
747 else /* if (j < 0) */ 758 l.touch ();
748 {
749 /* B: scroll down */
750
751 /* B1: Copy lines that will get clobbered by the rotation */
752 for (i = 0, j = row2; i < count; i++, j--)
753 { 759 }
754 buf_text[i] = screen.text[j]; 760
755 buf_rend[i] = screen.rend[j]; 761 int rows = row2 - row1 + 1;
762
763 min_it (count, rows);
764
765 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
766
767 for (int row = 0; row < rows; row++)
756 } 768 {
757 /* B2: Rotate lines */ 769 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
758 for (j = row2, i = j - count; i >= row1; i--, j--) 770
771 if (!IN_RANGE_EXC (row + count, 0, rows))
772 scr_blank_screen_mem (temp_buf [row], rstyle);
759 { 773 }
760 screen.tlen[j] = screen.tlen[i]; 774
761 screen.text[j] = screen.text[i]; 775 for (int row = 0; row < rows; row++)
762 screen.rend[j] = screen.rend[i]; 776 ROW(row1 + row) = temp_buf [row];
777
778 // sever bottommost line
779 {
780 line_t &l = ROW(row2);
781 l.is_longer (0);
782 l.touch ();
763 } 783 }
764 j = row1, i = count;
765 count = -count;
766 }
767
768 /* C: Resurrect lines */
769 for (; i--; j++)
770 { 784 }
771 screen.tlen[j] = 0;
772 screen.text[j] = buf_text[i];
773 screen.rend[j] = buf_rend[i];
774
775 if (!spec) /* line length may not equal TermWin.ncol */
776 scr_blank_screen_mem (screen.text, screen.rend,
777 (unsigned int)j, rstyle);
778 }
779
780#ifdef RXVT_GRAPHICS
781 if (rxvt_Gr_Displayed (this))
782 rxvt_Gr_scroll(this, count);
783#endif
784 785
785 return count; 786 return count;
786} 787}
787 788
788/* ------------------------------------------------------------------------- */ 789/* ------------------------------------------------------------------------- */
789/* 790/*
790 * Add text given in <str> of length <len> to screen struct 791 * Add text given in <str> of length <len> to screen struct
791 */ 792 */
792/* EXTPROTO */ 793void ecb_hot
793void 794rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len)
795{ 795{
796 unsigned char checksel, clearsel;
797 uint32_t c;
798 int i, row, last_col;
799 text_t *stp;
800 rend_t *srp;
801
802 if (len <= 0) /* sanity */ 796 if (len <= 0) /* sanity */
803 return; 797 return;
804 798
799 bool checksel;
800 unicode_t c;
801 int ncol = this->ncol;
802 const wchar_t *strend = str + len;
803
805 R->want_refresh = 1; 804 want_refresh = 1;
806 last_col = R->TermWin.ncol;
807
808 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
809 ZERO_SCROLLBACK(R); 805 ZERO_SCROLLBACK ();
806
810 if (nlines > 0) { 807 if (minlines > 0)
808 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 809 minlines += screen.cur.row - screen.bscroll;
810 min_it (minlines, screen.cur.row - top_row);
811
812 if ((nlines > 0) 812 if (minlines > 0
813 && (R->screen.tscroll == 0) 813 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 814 && screen.bscroll == nrow - 1)
815 {
815 /* _at least_ this many lines need to be scrolled */ 816 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 817 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 818 screen.cur.row -= minlines;
818 } 819 }
819 } 820 }
820#ifdef DEBUG_STRICT 821
821 assert(R->screen.cur.col < last_col); 822 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 823 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 824 && screen.cur.row >= top_row);
824#else /* drive with your eyes closed */ 825 int row = screen.cur.row;
825 MIN_IT(R->screen.cur.col, last_col - 1);
826 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
827 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
828#endif
829 row = R->screen.cur.row + R->TermWin.saveLines;
830 826
831 checksel = (R->selection.op 827 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 828
835 stp = R->screen.text[row]; 829 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 830
838 for (i = 0; i < len;) { 831 while (str < strend)
839 c = str[i++]; 832 {
840 switch (c) { 833 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 834
842 rxvt_scr_tab (aR_ 1); 835 if (ecb_unlikely (c < 0x20))
836 if (c == C0_LF)
837 {
838 max_it (line->l, screen.cur.col);
839
840 screen.flags &= ~Screen_WrapNext;
841
842 if (screen.cur.row == screen.bscroll)
843 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
844 else if (screen.cur.row < (nrow - 1))
845 row = ++screen.cur.row;
846
847 line = &ROW(row); /* _must_ refresh */
843 continue; 848 continue;
844 case '\n': 849 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 850 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 851 {
852 max_it (line->l, screen.cur.col);
853
847 R->screen.flags &= ~Screen_WrapNext; 854 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 855 screen.cur.col = 0;
849 R->scr_scroll_text (R->screen.tscroll, R->screen.bscroll, 1, 0);
850 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
851 row = (++R->screen.cur.row) + R->TermWin.saveLines;
852 stp = R->screen.text[row]; /* _must_ refresh */
853 srp = R->screen.rend[row]; /* _must_ refresh */
854 continue; 856 continue;
855 case '\r': 857 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 858 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 859 {
858 R->screen.flags &= ~Screen_WrapNext; 860 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 861 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 862 }
866 863
864 if (ecb_unlikely (
867 if (checksel /* see if we're writing within selection */ 865 checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 866 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 867 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
868 ))
869 {
870 checksel = 0; 870 checksel = 0;
871 clearsel = 1; 871 /*
872 * If we wrote anywhere in the selected area, kill the selection
873 * XXX: should we kill the mark too? Possibly, but maybe that
874 * should be a similar check.
875 */
876 CLEAR_SELECTION ();
877 }
878
879 if (ecb_unlikely (screen.flags & Screen_WrapNext))
872 } 880 {
873 if (R->screen.flags & Screen_WrapNext) { 881 scr_do_wrap ();
874 R->screen.tlen[row] = -1; 882
875 if (R->screen.cur.row == R->screen.bscroll) 883 line->l = ncol;
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 884 line->is_longer (1);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 885
878 row = (++R->screen.cur.row) + R->TermWin.saveLines; 886 row = screen.cur.row;
879 stp = R->screen.text[row]; /* _must_ refresh */ 887 line = &ROW(row); /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */ 888 }
881 R->screen.cur.col = 0; 889
882 R->screen.flags &= ~Screen_WrapNext; 890 // some utf-8 decoders "decode" surrogate characters: let's fix this.
891 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
892 c = 0xfffd;
893
894 // rely on wcwidth to tell us the character width, do wcwidth before
895 // further replacements, as wcwidth might return -1 for the line
896 // drawing characters below as they might be invalid in the current
897 // locale.
898 int width = WCWIDTH (c);
899
900 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
883 } 901 {
884 if (R->screen.flags & Screen_Insert) 902 // vt100 special graphics and line drawing
885 rxvt_scr_insdel_chars(aR_ 1, INSERT); 903 // 5f-7e standard vt100
904 // 40-5e rxvt extension for extra curses acs chars
905 static uint16_t vt100_0[62] = { // 41 .. 7e
906 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
907 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
908 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
909 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
910 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
911 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
912 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
913 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
914 };
886 915
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 916 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
888 switch (c)
889 { 917 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 918 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 919 width = 1; // vt100 line drawing characters are always single-width
892 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
893 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
894 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
895 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
896 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
897 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
898 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
899 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
900 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
901 } 920 }
921 }
902 922
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 923 if (ecb_unlikely (screen.flags & Screen_Insert))
924 scr_insdel_chars (width, INSERT);
904 925
905 stp[R->screen.cur.col] = c; 926 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 927 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 928#if !UNICODE_3
911 int width = wcwidth (c); 929 // trim characters we can't store directly :(
930 if (c >= 0x10000)
931# if ENABLE_COMBINING
932 c = rxvt_composite.compose (c); // map to lower 16 bits
933# else
934 c = 0xfffd;
935# endif
936#endif
937
938 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
939
940 // if the character doesn't fit into the remaining columns...
941 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
912 942 {
913 if (width > 1)
914 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1)
916 {
917
918 srp[R->screen.cur.col] |= RS_wide;
919
920 R->screen.cur.col++;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 }
924 }
925 }
926
927 if (R->screen.cur.col < last_col - 1)
928 R->screen.cur.col++;
929 else {
930 R->screen.tlen[row] = last_col;
931 if (R->screen.flags & Screen_Autowrap) 943 if (screen.flags & Screen_Autowrap)
944 {
945 // ... artificially enlargen the previous one
946 c = NOCHAR;
947 // and try the same character next loop iteration
948 --str;
949 }
950 else
951 screen.cur.col = ncol - width;
952 }
953
954 // nuke the character at this position, if required
955 // due to wonderful coincidences everywhere else in this loop
956 // we never have to check for overwriting a wide char itself,
957 // only its tail.
958 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
959 scr_kill_char (*line, screen.cur.col);
960
961 line->touch ();
962
963 do
964 {
965 line->t[screen.cur.col] = c;
966 line->r[screen.cur.col] = rend;
967
968 if (ecb_likely (screen.cur.col < ncol - 1))
969 screen.cur.col++;
970 else
971 {
972 line->l = ncol;
973 if (screen.flags & Screen_Autowrap)
932 R->screen.flags |= Screen_WrapNext; 974 screen.flags |= Screen_WrapNext;
975
976 goto end_of_line;
977 }
978
979 c = NOCHAR;
980 }
981 while (ecb_unlikely (--width > 0));
982
983 // pad with spaces when overwriting wide character with smaller one
984 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
985 {
986 line->t[c] = ' ';
987 line->r[c] = rend;
988 }
989
990end_of_line:
991 ;
992 }
993#if ENABLE_COMBINING
994 else // width == 0
933 } 995 {
934 } 996 if (c != 0xfeff) // ignore BOM
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 997 {
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 998 // handle combining characters
999 // we just tag the accent on the previous on-screen character.
1000 // this is arguably not correct, but also arguably not wrong.
1001 // we don't handle double-width characters nicely yet.
1002 line_t *linep;
1003 text_t *tp;
1004 rend_t *rp;
937 1005
938/* 1006 if (screen.cur.col > 0)
939 * If we wrote anywhere in the selected area, kill the selection 1007 {
940 * XXX: should we kill the mark too? Possibly, but maybe that 1008 linep = line;
941 * should be a similar check. 1009 tp = line->t + screen.cur.col - 1;
942 */ 1010 rp = line->r + screen.cur.col - 1;
943 if (clearsel) 1011 }
944 CLEAR_SELECTION(R); 1012 else if (screen.cur.row > 0
1013 && ROW(screen.cur.row - 1).is_longer ())
1014 {
1015 linep = &ROW(screen.cur.row - 1);
1016 tp = line->t + ncol - 1;
1017 rp = line->r + ncol - 1;
1018 }
1019 else
1020 continue;
945 1021
946#ifdef DEBUG_STRICT 1022 linep->touch ();
1023
1024 while (*tp == NOCHAR && tp > linep->t)
1025 tp--, rp--;
1026
1027 // first try to find a precomposed character
1028 unicode_t n = rxvt_compose (*tp, c);
1029 if (n == NOCHAR)
1030 n = rxvt_composite.compose (*tp, c);
1031
1032 *tp = n;
1033 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1034 }
1035 }
1036#endif
1037 }
1038
1039 max_it (line->l, screen.cur.col);
1040
947 assert(R->screen.cur.row >= 0); 1041 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0);
950#endif
951} 1042}
952 1043
953/* ------------------------------------------------------------------------- */ 1044/* ------------------------------------------------------------------------- */
954/* 1045/*
955 * Process Backspace. Move back the cursor back a position, wrap if have to 1046 * Process Backspace. Move back the cursor back a position, wrap if have to
956 * XTERM_SEQ: CTRL-H 1047 * XTERM_SEQ: CTRL-H
957 */ 1048 */
958/* EXTPROTO */
959void 1049void
960rxvt_scr_backspace(pR) 1050rxvt_term::scr_backspace () NOTHROW
961{ 1051{
962 R->want_refresh = 1;
963 if (R->screen.cur.col == 0) { 1052 if (screen.cur.col == 0)
1053 {
964 if (R->screen.cur.row > 0) { 1054 if (screen.cur.row > 0)
1055 {
965#ifdef TERMCAP_HAS_BW 1056#ifdef TERMCAP_HAS_BW
966 R->screen.cur.col = R->TermWin.ncol - 1; 1057 screen.cur.col = ncol - 1;
967 R->screen.cur.row--; 1058 --screen.cur.row;
968 return; 1059
1060 want_refresh = 1;
969#endif 1061#endif
970 } 1062 }
1063 }
971 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1064 else if (screen.flags & Screen_WrapNext)
972 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
973 R->screen.flags &= ~Screen_WrapNext; 1065 screen.flags &= ~Screen_WrapNext;
1066 else
1067 scr_gotorc (0, -1, RELATIVE);
974} 1068}
975 1069
976/* ------------------------------------------------------------------------- */ 1070/* ------------------------------------------------------------------------- */
977/* 1071/*
978 * Process Horizontal Tab 1072 * Process Horizontal Tab
979 * count: +ve = forward; -ve = backwards 1073 * count: +ve = forward; -ve = backwards
980 * XTERM_SEQ: CTRL-I 1074 * XTERM_SEQ: CTRL-I
981 */ 1075 */
982/* EXTPROTO */
983void 1076void
984rxvt_scr_tab(pR_ int count) 1077rxvt_term::scr_tab (int count, bool ht) NOTHROW
985{ 1078{
986 int i, x; 1079 int i, x;
987 1080
988 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
989 R->want_refresh = 1; 1081 want_refresh = 1;
990 i = x = R->screen.cur.col; 1082 i = x = screen.cur.col;
1083
991 if (count == 0) 1084 if (count == 0)
992 return; 1085 return;
993 else if (count > 0) { 1086 else if (count > 0)
1087 {
1088 line_t &l = ROW(screen.cur.row);
1089 rend_t base_rend = l.r[i];
1090 ht &= l.t[i] == ' ';
1091
994 for (; ++i < R->TermWin.ncol; ) 1092 for (; ++i < ncol; )
995 if (R->tabs[i]) { 1093 if (tabs[i])
1094 {
996 x = i; 1095 x = i;
1096
997 if (!--count) 1097 if (!--count)
998 break; 1098 break;
1099 }
1100 else
1101 ht &= l.t[i] == ' '
1102 && RS_SAME (l.r[i], base_rend);
1103
1104 if (count)
1105 x = ncol - 1;
1106
1107 // store horizontal tab commands as characters inside the text
1108 // buffer so they can be selected and pasted.
1109 if (ht && option (Opt_pastableTabs))
1110 {
1111 base_rend = SET_FONT (base_rend, 0);
1112
1113 l.touch (x);
1114
1115 i = screen.cur.col;
1116
1117 l.t[i] = '\t';
1118 l.r[i] = base_rend;
1119
1120 while (++i < x)
1121 {
1122 l.t[i] = NOCHAR;
1123 l.r[i] = base_rend;
999 } 1124 }
1000 if (count) 1125 }
1001 x = R->TermWin.ncol - 1; 1126 }
1002 } else /* if (count < 0) */ { 1127 else /* if (count < 0) */
1128 {
1003 for (; --i >= 0; ) 1129 for (; --i >= 0; )
1004 if (R->tabs[i]) { 1130 if (tabs[i])
1005 x = i;
1006 if (!++count)
1007 break;
1008 } 1131 {
1009 if (count)
1010 x = 0; 1132 x = i;
1133 if (!++count)
1134 break;
1135 }
1136
1137 if (count)
1138 x = 0;
1011 } 1139 }
1140
1012 if (x != R->screen.cur.col) 1141 if (x != screen.cur.col)
1013 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1142 scr_gotorc (0, x, R_RELATIVE);
1014} 1143}
1015 1144
1016/* ------------------------------------------------------------------------- */ 1145/* ------------------------------------------------------------------------- */
1017/* 1146/*
1018 * Process DEC Back Index 1147 * Process DEC Back Index
1019 * XTERM_SEQ: ESC 6 1148 * XTERM_SEQ: ESC 6
1020 * Move cursor left in row. If we're at the left boundary, shift everything 1149 * Move cursor left in row. If we're at the left boundary, shift everything
1021 * in that row right. Clear left column. 1150 * in that row right. Clear left column.
1022 */ 1151 */
1023#ifndef NO_FRILLS 1152#if !ENABLE_MINIMAL
1024/* EXTPROTO */ 1153void ecb_cold
1025void 1154rxvt_term::scr_backindex () NOTHROW
1026rxvt_scr_backindex(pR)
1027{ 1155{
1028 if (R->screen.cur.col > 0) 1156 if (screen.cur.col > 0)
1029 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1157 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1030 else { 1158 else
1031 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1032 return; /* um, yeah? */
1033 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1159 scr_insdel_chars (1, INSERT);
1034 }
1035} 1160}
1036#endif 1161#endif
1037/* ------------------------------------------------------------------------- */ 1162/* ------------------------------------------------------------------------- */
1038/* 1163/*
1039 * Process DEC Forward Index 1164 * Process DEC Forward Index
1040 * XTERM_SEQ: ESC 9 1165 * XTERM_SEQ: ESC 9
1041 * Move cursor right in row. If we're at the right boundary, shift everything 1166 * Move cursor right in row. If we're at the right boundary, shift everything
1042 * in that row left. Clear right column. 1167 * in that row left. Clear right column.
1043 */ 1168 */
1044#ifndef NO_FRILLS 1169#if !ENABLE_MINIMAL
1045/* EXTPROTO */ 1170void ecb_cold
1046void 1171rxvt_term::scr_forwardindex () NOTHROW
1047rxvt_scr_forwardindex(pR)
1048{ 1172{
1049 int row;
1050
1051 if (R->screen.cur.col < R->TermWin.ncol - 1) 1173 if (screen.cur.col < ncol - 1)
1052 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1174 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1053 else { 1175 else
1054 row = R->screen.cur.row + R->TermWin.saveLines; 1176 {
1055 if (R->screen.tlen[row] == 0) 1177 line_t &l = ROW(screen.cur.row);
1056 return; /* um, yeah? */ 1178
1057 else if (R->screen.tlen[row] == -1) 1179 l.touch ();
1058 R->screen.tlen[row] = R->TermWin.ncol; 1180 l.is_longer (0);
1181
1059 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1182 scr_gotorc (0, 0, R_RELATIVE);
1060 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1183 scr_insdel_chars (1, DELETE);
1061 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1184 scr_gotorc (0, ncol - 1, R_RELATIVE);
1062 } 1185 }
1063} 1186}
1064#endif 1187#endif
1065 1188
1066/* ------------------------------------------------------------------------- */ 1189/* ------------------------------------------------------------------------- */
1067/* 1190/*
1068 * Goto Row/Column 1191 * Goto Row/Column
1069 */ 1192 */
1070/* EXTPROTO */
1071void 1193void
1072rxvt_scr_gotorc(pR_ int row, int col, int relative) 1194rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1073{ 1195{
1074 R->want_refresh = 1; 1196 want_refresh = 1;
1075 ZERO_SCROLLBACK(R); 1197 ZERO_SCROLLBACK ();
1076#ifdef RXVT_GRAPHICS
1077 if (rxvt_Gr_Displayed(aR))
1078 rxvt_Gr_scroll(aR_ 0);
1079#endif
1080 1198
1081 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));
1082
1083 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1199 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1084 : col); 1200 clamp_it (screen.cur.col, 0, ncol - 1);
1085 MAX_IT(R->screen.cur.col, 0);
1086 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1087 1201
1088 R->screen.flags &= ~Screen_WrapNext; 1202 screen.flags &= ~Screen_WrapNext;
1203
1089 if (relative & R_RELATIVE) { 1204 if (relative & R_RELATIVE)
1205 {
1090 if (row > 0) { 1206 if (row > 0)
1207 {
1091 if (R->screen.cur.row <= R->screen.bscroll 1208 if (screen.cur.row <= screen.bscroll
1092 && (R->screen.cur.row + row) > R->screen.bscroll) 1209 && (screen.cur.row + row) > screen.bscroll)
1093 R->screen.cur.row = R->screen.bscroll; 1210 screen.cur.row = screen.bscroll;
1094 else 1211 else
1095 R->screen.cur.row += row;
1096 } else if (row < 0) {
1097 if (R->screen.cur.row >= R->screen.tscroll
1098 && (R->screen.cur.row + row) < R->screen.tscroll)
1099 R->screen.cur.row = R->screen.tscroll;
1100 else
1101 R->screen.cur.row += row;
1102 }
1103 } else {
1104 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1105 R->screen.cur.row = row + R->screen.tscroll;
1106 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1107 } else
1108 R->screen.cur.row = row; 1212 screen.cur.row += row;
1213 }
1214 else if (row < 0)
1215 {
1216 if (screen.cur.row >= screen.tscroll
1217 && (screen.cur.row + row) < screen.tscroll)
1218 screen.cur.row = screen.tscroll;
1219 else
1220 screen.cur.row += row;
1221 }
1222 }
1223 else
1109 } 1224 {
1110 MAX_IT(R->screen.cur.row, 0); 1225 if (screen.flags & Screen_Relative)
1111 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1226 {
1112} 1227 /* relative origin mode */
1228 screen.cur.row = row + screen.tscroll;
1229 min_it (screen.cur.row, screen.bscroll);
1230 }
1231 else
1232 screen.cur.row = row;
1233 }
1113 1234
1235 clamp_it (screen.cur.row, 0, nrow - 1);
1236}
1237
1114/* ------------------------------------------------------------------------- */ 1238/* ------------------------------------------------------------------------- */
1115/* 1239/*
1116 * direction should be UP or DN 1240 * direction should be UP or DN
1117 */ 1241 */
1118/* EXTPROTO */
1119void 1242void
1120rxvt_scr_index(pR_ enum page_dirn direction) 1243rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1121{ 1244{
1122 int dirn; 1245 int dirn;
1123 1246
1124 R->want_refresh = 1; 1247 want_refresh = 1;
1248 ZERO_SCROLLBACK ();
1249
1125 dirn = ((direction == UP) ? 1 : -1); 1250 dirn = ((direction == UP) ? 1 : -1);
1126 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1127 1251
1128 ZERO_SCROLLBACK(R);
1129
1130#ifdef RXVT_GRAPHICS
1131 if (rxvt_Gr_Displayed(aR))
1132 rxvt_Gr_scroll(aR_ 0);
1133#endif
1134
1135 R->screen.flags &= ~Screen_WrapNext; 1252 screen.flags &= ~Screen_WrapNext;
1253
1136 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1254 if ((screen.cur.row == screen.bscroll && direction == UP)
1137 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1255 || (screen.cur.row == screen.tscroll && direction == DN))
1138 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1256 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1139 else 1257 else
1140 R->screen.cur.row += dirn; 1258 screen.cur.row += dirn;
1141 MAX_IT(R->screen.cur.row, 0); 1259
1142 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1260 clamp_it (screen.cur.row, 0, nrow - 1);
1143 rxvt_selection_check(aR_ 0); 1261 selection_check (0);
1144} 1262}
1145 1263
1146/* ------------------------------------------------------------------------- */ 1264/* ------------------------------------------------------------------------- */
1147/* 1265/*
1148 * Erase part or whole of a line 1266 * Erase part or whole of a line
1149 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1267 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1150 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1268 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1151 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1269 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1270 * extension: clear to right unless wrapped: ESC [ 3 K
1152 */ 1271 */
1153/* EXTPROTO */
1154void 1272void
1155rxvt_scr_erase_line(pR_ int mode) 1273rxvt_term::scr_erase_line (int mode) NOTHROW
1156{ 1274{
1157 unsigned int row, col, num; 1275 unsigned int col, num;
1158 1276
1159 R->want_refresh = 1; 1277 want_refresh = 1;
1160 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1161 ZERO_SCROLLBACK (R); 1278 ZERO_SCROLLBACK ();
1162 1279
1163#ifdef RXVT_GRAPHICS
1164 if (rxvt_Gr_Displayed (aR))
1165 rxvt_Gr_scroll (aR_ 0);
1166#endif
1167
1168 rxvt_selection_check (aR_ 1); 1280 selection_check (1);
1169 1281
1170 R->screen.flags &= ~Screen_WrapNext; 1282 line_t &line = ROW(screen.cur.row);
1171 1283
1172 row = R->TermWin.saveLines + R->screen.cur.row; 1284 line.touch ();
1285 line.is_longer (0);
1286
1173 switch (mode) 1287 switch (mode)
1174 { 1288 {
1289 case 3:
1290 if (screen.flags & Screen_WrapNext)
1291 return;
1292
1293 /* fall through */
1294
1175 case 0: /* erase to end of line */ 1295 case 0: /* erase to end of line */
1176 col = R->screen.cur.col; 1296 col = screen.cur.col;
1177 num = R->TermWin.ncol - col; 1297 num = ncol - col;
1178 MIN_IT(R->screen.tlen[row], (int16_t)col); 1298 min_it (line.l, col);
1299
1179 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1300 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1180 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1301 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1181 CLEAR_SELECTION(R); 1302 CLEAR_SELECTION ();
1182 break; 1303 break;
1304
1183 case 1: /* erase to beginning of line */ 1305 case 1: /* erase to beginning of line */
1184 col = 0; 1306 col = 0;
1185 num = R->screen.cur.col + 1; 1307 num = screen.cur.col + 1;
1308
1186 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1309 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1187 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1310 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1188 CLEAR_SELECTION(R); 1311 CLEAR_SELECTION ();
1189 break; 1312 break;
1313
1190 case 2: /* erase whole line */ 1314 case 2: /* erase whole line */
1191 col = 0; 1315 col = 0;
1192 num = R->TermWin.ncol; 1316 num = ncol;
1193 R->screen.tlen[row] = 0; 1317 line.l = 0;
1194 if (R->selection.beg.row <= R->screen.cur.row 1318 if (selection.beg.row <= screen.cur.row
1195 && R->selection.end.row >= R->screen.cur.row) 1319 && selection.end.row >= screen.cur.row)
1196 CLEAR_SELECTION(R); 1320 CLEAR_SELECTION ();
1197 break; 1321 break;
1198 default: 1322 default:
1199 return; 1323 return;
1200 } 1324 }
1201 1325
1202 if (R->screen.text[row]) 1326 scr_blank_line (line, col, num, rstyle);
1203 R->scr_blank_line (&(R->screen.text[row][col]),
1204 &(R->screen.rend[row][col]), num, R->rstyle);
1205 else
1206 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1207} 1327}
1208 1328
1209/* ------------------------------------------------------------------------- */ 1329/* ------------------------------------------------------------------------- */
1210/* 1330/*
1211 * Erase part of whole of the screen 1331 * Erase part or whole of the screen
1212 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1332 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1213 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1333 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1214 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1334 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1215 */ 1335 */
1216void 1336void
1217rxvt_term::scr_erase_screen (int mode) 1337rxvt_term::scr_erase_screen (int mode) NOTHROW
1218{ 1338{
1219 int num; 1339 int num;
1220 int32_t row, row_offset; 1340 int32_t row;
1221 rend_t ren; 1341 rend_t ren;
1222 XGCValues gcvalue; 1342 XGCValues gcvalue;
1223 1343
1224 want_refresh = 1; 1344 want_refresh = 1;
1225 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1226 ZERO_SCROLLBACK(this); 1345 ZERO_SCROLLBACK ();
1227 row_offset = (int32_t)TermWin.saveLines;
1228 1346
1229 switch (mode) { 1347 switch (mode)
1348 {
1230 case 0: /* erase to end of screen */ 1349 case 0: /* erase to end of screen */
1231 rxvt_selection_check(this,1);
1232 rxvt_scr_erase_line(this,0); 1350 scr_erase_line (0);
1233 row = screen.cur.row + 1; /* possible OOB */ 1351 row = screen.cur.row + 1; /* possible OOB */
1234 num = TermWin.nrow - row; 1352 num = nrow - row;
1235 break; 1353 break;
1236 case 1: /* erase to beginning of screen */ 1354 case 1: /* erase to beginning of screen */
1237 rxvt_selection_check(this,3);
1238 rxvt_scr_erase_line(this,1); 1355 scr_erase_line (1);
1239 row = 0; 1356 row = 0;
1240 num = screen.cur.row; 1357 num = screen.cur.row;
1241 break; 1358 break;
1242 case 2: /* erase whole screen */ 1359 case 2: /* erase whole screen */
1243 rxvt_selection_check (this, 3);
1244#ifdef RXVT_GRAPHICS
1245 rxvt_Gr_ClearScreen (this);
1246#endif
1247 row = 0; 1360 row = 0;
1248 num = TermWin.nrow; 1361 num = nrow;
1249 break; 1362 break;
1250 default: 1363 default:
1251 return; 1364 return;
1252 } 1365 }
1253 refresh_type |= REFRESH_BOUNDS; 1366
1254 if (selection.op && current_screen == selection.screen 1367 if (selection.op && current_screen == selection.screen
1255 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1368 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1256 || (selection.end.row >= row 1369 || (selection.end.row >= row
1257 && selection.end.row <= row + num))) 1370 && selection.end.row <= row + num)))
1258 CLEAR_SELECTION (this); 1371 CLEAR_SELECTION ();
1372
1259 if (row >= TermWin.nrow) /* Out Of Bounds */ 1373 if (row >= nrow) /* Out Of Bounds */
1260 return; 1374 return;
1261 MIN_IT(num, (TermWin.nrow - row)); 1375
1376 min_it (num, nrow - row);
1377
1262 if (rstyle & (RS_RVid | RS_Uline)) 1378 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1263 ren = (rend_t) ~RS_None; 1379 ren = (rend_t) ~RS_None;
1264 else if (GET_BASEBG(rstyle) == Color_bg) { 1380 else if (GET_BASEBG (rstyle) == Color_bg)
1381 {
1265 ren = DEFAULT_RSTYLE; 1382 ren = DEFAULT_RSTYLE;
1266 CLEAR_ROWS(row, num); 1383
1267 } else { 1384 if (mapped)
1385 XClearArea (dpy, vt, 0,
1386 Row2Pixel (row - view_start), (unsigned int)vt_width,
1387 (unsigned int)Height2Pixel (num), False);
1388 }
1389 else
1390 {
1268 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1391 ren = rstyle & (RS_fgMask | RS_bgMask);
1392
1393 if (mapped)
1394 {
1269 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1395 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1270 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1396 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1271 ERASE_ROWS(row, num); 1397 XFillRectangle (dpy, vt, gc,
1398 0, Row2Pixel (row - view_start),
1399 (unsigned int)vt_width,
1400 (unsigned int)Height2Pixel (num));
1272 gcvalue.foreground = PixColors[Color_fg]; 1401 gcvalue.foreground = pix_colors[Color_fg];
1273 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1402 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1403 }
1274 } 1404 }
1405
1275 for (; num--; row++) { 1406 for (; num--; row++)
1276 scr_blank_screen_mem (screen.text, screen.rend,
1277 (unsigned int)(row + row_offset), rstyle);
1278 screen.tlen[row + row_offset] = 0;
1279 scr_blank_line (drawn_text[row], drawn_rend[row],
1280 (unsigned int)TermWin.ncol, ren);
1281 } 1407 {
1408 scr_blank_screen_mem (ROW(row), rstyle);
1409
1410 if (row - view_start < nrow)
1411 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1412 }
1282} 1413}
1414
1415#if !ENABLE_MINIMAL
1416void
1417rxvt_term::scr_erase_savelines () NOTHROW
1418{
1419 want_refresh = 1;
1420 ZERO_SCROLLBACK ();
1421
1422 top_row = 0;
1423}
1424#endif
1283 1425
1284/* ------------------------------------------------------------------------- */ 1426/* ------------------------------------------------------------------------- */
1285/* 1427/*
1286 * Fill the screen with `E's 1428 * Fill the screen with `E's
1287 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1429 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1288 */ 1430 */
1289/* EXTPROTO */ 1431void ecb_cold
1290void 1432rxvt_term::scr_E () NOTHROW
1291rxvt_scr_E(pR)
1292{ 1433{
1293 int i, j, k; 1434 rend_t fs;
1294 rend_t *r1, fs;
1295 1435
1296 R->want_refresh = 1; 1436 want_refresh = 1;
1297 R->num_scr_allow = 0;
1298 ZERO_SCROLLBACK(R); 1437 ZERO_SCROLLBACK ();
1299 rxvt_selection_check(aR_ 3);
1300 1438
1301 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1439 num_scr_allow = 0;
1302 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1440
1303 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1441 row_col_t pos;
1304 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1442 pos.row = pos.col = 0;
1305 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1443 if (ROWCOL_IS_AFTER (selection.end, pos))
1444 CLEAR_SELECTION ();
1445
1446 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1447 for (int row = nrow; row--; )
1448 {
1449 line_t &line = ROW(row);
1450
1451 fill_text (line.t, 'E', ncol);
1452 rend_t *r1 = line.r;
1453
1454 for (int j = ncol; j--; )
1306 *r1++ = fs; 1455 *r1++ = fs;
1456
1457 line.is_longer (0);
1458 line.touch (ncol);
1307 } 1459 }
1308} 1460}
1309 1461
1310/* ------------------------------------------------------------------------- */ 1462/* ------------------------------------------------------------------------- */
1311/* 1463/*
1312 * Insert/Delete <count> lines 1464 * Insert/Delete <count> lines
1313 */ 1465 */
1314/* EXTPROTO */
1315void 1466void
1316rxvt_scr_insdel_lines(pR_ int count, int insdel) 1467rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1317{ 1468{
1318 int end; 1469 int end;
1319 1470
1320 ZERO_SCROLLBACK(R); 1471 ZERO_SCROLLBACK ();
1321 1472
1322#ifdef RXVT_GRAPHICS
1323 if (rxvt_Gr_Displayed(aR))
1324 rxvt_Gr_scroll(aR_ 0);
1325#endif
1326
1327 rxvt_selection_check(aR_ 1); 1473 selection_check (1);
1328 1474
1329 if (R->screen.cur.row > R->screen.bscroll) 1475 if (screen.cur.row > screen.bscroll)
1476 return;
1477
1478 end = screen.bscroll - screen.cur.row + 1;
1479 if (count > end)
1480 {
1481 if (insdel == DELETE)
1330 return; 1482 return;
1331
1332 end = R->screen.bscroll - R->screen.cur.row + 1;
1333 if (count > end) {
1334 if (insdel == DELETE)
1335 return;
1336 else if (insdel == INSERT) 1483 else if (insdel == INSERT)
1337 count = end; 1484 count = end;
1338 } 1485 }
1339 R->screen.flags &= ~Screen_WrapNext;
1340 1486
1487 scr_do_wrap ();
1488
1341 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1489 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1342} 1490}
1343 1491
1344/* ------------------------------------------------------------------------- */ 1492/* ------------------------------------------------------------------------- */
1345/* 1493/*
1346 * Insert/Delete <count> characters from the current position 1494 * Insert/Delete <count> characters from the current position
1347 */ 1495 */
1348/* EXTPROTO */
1349void 1496void
1350rxvt_scr_insdel_chars(pR_ int count, int insdel) 1497rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1351{ 1498{
1352 int col, row;
1353 rend_t tr;
1354 text_t *stp;
1355 rend_t *srp;
1356 int16_t *slp;
1357
1358 R->want_refresh = 1; 1499 want_refresh = 1;
1359 ZERO_SCROLLBACK(R); 1500 ZERO_SCROLLBACK ();
1360 1501
1361#ifdef RXVT_GRAPHICS
1362 if (rxvt_Gr_Displayed(aR))
1363 rxvt_Gr_scroll(aR_ 0);
1364#endif
1365
1366 if (count <= 0) 1502 if (count <= 0)
1367 return; 1503 return;
1368 1504
1505 scr_do_wrap ();
1506
1369 rxvt_selection_check(aR_ 1); 1507 selection_check (1);
1370 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1508 min_it (count, ncol - screen.cur.col);
1371 1509
1372 row = R->screen.cur.row + R->TermWin.saveLines; 1510 int row = screen.cur.row;
1373 R->screen.flags &= ~Screen_WrapNext;
1374 1511
1375 stp = R->screen.text[row]; 1512 line_t *line = &ROW(row);
1376 srp = R->screen.rend[row]; 1513
1377 slp = &(R->screen.tlen[row]); 1514 line->touch ();
1515 line->is_longer (0);
1516
1517 // nuke wide spanning the start
1518 if (line->t[screen.cur.col] == NOCHAR)
1519 scr_kill_char (*line, screen.cur.col);
1520
1378 switch (insdel) { 1521 switch (insdel)
1522 {
1379 case INSERT: 1523 case INSERT:
1380 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1524 line->l = min (line->l + count, ncol);
1381 col--) { 1525
1526 if (line->t[screen.cur.col] == NOCHAR)
1527 scr_kill_char (*line, screen.cur.col);
1528
1529 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1530 {
1382 stp[col] = stp[col - count]; 1531 line->t[col] = line->t[col - count];
1383 srp[col] = srp[col - count]; 1532 line->r[col] = line->r[col - count];
1384 } 1533 }
1385 if (*slp != -1) { 1534
1386 *slp += count;
1387 MIN_IT(*slp, R->TermWin.ncol);
1388 }
1389 if (R->selection.op && R->current_screen == R->selection.screen 1535 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1536 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1537 {
1391 if (R->selection.end.row != R->screen.cur.row 1538 if (selection.end.row != screen.cur.row
1392 || (R->selection.end.col + count >= R->TermWin.ncol)) 1539 || (selection.end.col + count >= ncol))
1393 CLEAR_SELECTION(R); 1540 CLEAR_SELECTION ();
1541 else
1542 {
1394 else { /* shift selection */ 1543 /* shift selection */
1395 R->selection.beg.col += count; 1544 selection.beg.col += count;
1396 R->selection.mark.col += count; /* XXX: yes? */ 1545 selection.mark.col += count; /* XXX: yes? */
1397 R->selection.end.col += count; 1546 selection.end.col += count;
1398 } 1547 }
1399 } 1548 }
1400 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1549
1401 (unsigned int)count, R->rstyle); 1550 scr_blank_line (*line, screen.cur.col, count, rstyle);
1402 break; 1551 break;
1552
1403 case ERASE: 1553 case ERASE:
1404 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1554 screen.cur.col += count; /* don't worry if > ncol */
1405 rxvt_selection_check(aR_ 1); 1555 selection_check (1);
1406 R->screen.cur.col -= count; 1556 screen.cur.col -= count;
1407 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1557
1408 (unsigned int)count, R->rstyle); 1558 // nuke wide char after the end
1559 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1560 scr_kill_char (*line, screen.cur.col + count);
1561
1562 scr_blank_line (*line, screen.cur.col, count, rstyle);
1409 break; 1563 break;
1564
1410 case DELETE: 1565 case DELETE:
1411 tr = srp[R->TermWin.ncol - 1] 1566 line->l = max (line->l - count, 0);
1412 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1567
1568 // nuke wide char spanning the end
1569 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1570 scr_kill_char (*line, screen.cur.col + count);
1571
1413 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1572 for (int col = screen.cur.col; (col + count) < ncol; col++)
1573 {
1414 stp[col] = stp[col + count]; 1574 line->t[col] = line->t[col + count];
1415 srp[col] = srp[col + count]; 1575 line->r[col] = line->r[col + count];
1416 } 1576 }
1417 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1577
1418 &(srp[R->TermWin.ncol - count]), 1578 scr_blank_line (*line, ncol - count, count, rstyle);
1419 (unsigned int)count, tr); 1579
1420 if (*slp == -1) /* break line continuation */
1421 *slp = R->TermWin.ncol;
1422 *slp -= count;
1423 MAX_IT(*slp, 0);
1424 if (R->selection.op && R->current_screen == R->selection.screen 1580 if (selection.op && current_screen == selection.screen
1425 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1581 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1582 {
1426 if (R->selection.end.row != R->screen.cur.row 1583 if (selection.end.row != screen.cur.row
1427 || (R->screen.cur.col >= R->selection.beg.col - count) 1584 || (screen.cur.col >= selection.beg.col - count)
1428 || R->selection.end.col >= R->TermWin.ncol) 1585 || selection.end.col >= ncol)
1429 CLEAR_SELECTION(R); 1586 CLEAR_SELECTION ();
1430 else { 1587 else
1588 {
1431 /* shift selection */ 1589 /* shift selection */
1432 R->selection.beg.col -= count; 1590 selection.beg.col -= count;
1433 R->selection.mark.col -= count; /* XXX: yes? */ 1591 selection.mark.col -= count; /* XXX: yes? */
1434 R->selection.end.col -= count; 1592 selection.end.col -= count;
1435 } 1593 }
1436 } 1594 }
1595
1437 break; 1596 break;
1438 } 1597 }
1439} 1598}
1440 1599
1441/* ------------------------------------------------------------------------- */ 1600/* ------------------------------------------------------------------------- */
1442/* 1601/*
1443 * Set the scrolling region 1602 * Set the scrolling region
1444 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1603 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1445 */ 1604 */
1446/* EXTPROTO */ 1605void ecb_cold
1447void
1448rxvt_scr_scroll_region(pR_ int top, int bot) 1606rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1449{ 1607{
1450 MAX_IT(top, 0); 1608 max_it (top, 0);
1451 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1609 min_it (bot, nrow - 1);
1610
1452 if (top > bot) 1611 if (top > bot)
1453 return; 1612 return;
1613
1454 R->screen.tscroll = top; 1614 screen.tscroll = top;
1455 R->screen.bscroll = bot; 1615 screen.bscroll = bot;
1456 rxvt_scr_gotorc(aR_ 0, 0, 0); 1616 scr_gotorc (0, 0, 0);
1457} 1617}
1458 1618
1459/* ------------------------------------------------------------------------- */ 1619/* ------------------------------------------------------------------------- */
1460/* 1620/*
1461 * Make the cursor visible/invisible 1621 * Make the cursor visible/invisible
1462 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1622 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1463 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1623 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1464 */ 1624 */
1465/* EXTPROTO */ 1625void ecb_cold
1466void
1467rxvt_scr_cursor_visible(pR_ int mode) 1626rxvt_term::scr_cursor_visible (int mode) NOTHROW
1468{ 1627{
1469 R->want_refresh = 1; 1628 want_refresh = 1;
1629
1470 if (mode) 1630 if (mode)
1471 R->screen.flags |= Screen_VisibleCursor; 1631 screen.flags |= Screen_VisibleCursor;
1472 else 1632 else
1473 R->screen.flags &= ~Screen_VisibleCursor; 1633 screen.flags &= ~Screen_VisibleCursor;
1474} 1634}
1475 1635
1476/* ------------------------------------------------------------------------- */ 1636/* ------------------------------------------------------------------------- */
1477/* 1637/*
1478 * Set/unset automatic wrapping 1638 * Set/unset automatic wrapping
1479 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1639 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1480 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1640 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1481 */ 1641 */
1482/* EXTPROTO */ 1642void ecb_cold
1483void 1643rxvt_term::scr_autowrap (int mode) NOTHROW
1484rxvt_scr_autowrap(pR_ int mode)
1485{ 1644{
1486 if (mode) 1645 if (mode)
1487 R->screen.flags |= Screen_Autowrap; 1646 screen.flags |= Screen_Autowrap;
1488 else 1647 else
1489 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1648 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1490} 1649}
1491 1650
1492/* ------------------------------------------------------------------------- */ 1651/* ------------------------------------------------------------------------- */
1493/* 1652/*
1494 * Set/unset margin origin mode 1653 * Set/unset margin origin mode
… …
1497 * Relative mode: line numbers are relative to top margin of scrolling region 1656 * Relative mode: line numbers are relative to top margin of scrolling region
1498 * and the cursor cannot be moved outside. 1657 * and the cursor cannot be moved outside.
1499 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1658 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1500 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1659 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1501 */ 1660 */
1502/* EXTPROTO */ 1661void ecb_cold
1503void
1504rxvt_scr_relative_origin(pR_ int mode) 1662rxvt_term::scr_relative_origin (int mode) NOTHROW
1505{ 1663{
1506 if (mode) 1664 if (mode)
1507 R->screen.flags |= Screen_Relative; 1665 screen.flags |= Screen_Relative;
1508 else 1666 else
1509 R->screen.flags &= ~Screen_Relative; 1667 screen.flags &= ~Screen_Relative;
1668
1510 rxvt_scr_gotorc(aR_ 0, 0, 0); 1669 scr_gotorc (0, 0, 0);
1511} 1670}
1512 1671
1513/* ------------------------------------------------------------------------- */ 1672/* ------------------------------------------------------------------------- */
1514/* 1673/*
1515 * Set insert/replace mode 1674 * Set insert/replace mode
1516 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1675 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1517 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1676 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1518 */ 1677 */
1519/* EXTPROTO */ 1678void ecb_cold
1520void
1521rxvt_scr_insert_mode(pR_ int mode) 1679rxvt_term::scr_insert_mode (int mode) NOTHROW
1522{ 1680{
1523 if (mode) 1681 if (mode)
1524 R->screen.flags |= Screen_Insert; 1682 screen.flags |= Screen_Insert;
1525 else 1683 else
1526 R->screen.flags &= ~Screen_Insert; 1684 screen.flags &= ~Screen_Insert;
1527} 1685}
1528 1686
1529/* ------------------------------------------------------------------------- */ 1687/* ------------------------------------------------------------------------- */
1530/* 1688/*
1531 * Set/Unset tabs 1689 * Set/Unset tabs
1532 * XTERM_SEQ: Set tab at current column : ESC H 1690 * XTERM_SEQ: Set tab at current column : ESC H
1533 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1691 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1534 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1692 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1535 */ 1693 */
1536/* EXTPROTO */ 1694void ecb_cold
1537void 1695rxvt_term::scr_set_tab (int mode) NOTHROW
1538rxvt_scr_set_tab(pR_ int mode)
1539{ 1696{
1540 if (mode < 0) 1697 if (mode < 0)
1541 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1698 memset (tabs, 0, ncol);
1542 else if (R->screen.cur.col < R->TermWin.ncol) 1699 else if (screen.cur.col < ncol)
1543 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1700 tabs [screen.cur.col] = !!mode;
1544} 1701}
1545 1702
1546/* ------------------------------------------------------------------------- */ 1703/* ------------------------------------------------------------------------- */
1547/* 1704/*
1548 * Set reverse/normal video 1705 * Set reverse/normal video
1549 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1706 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1550 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1707 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1551 */ 1708 */
1552/* EXTPROTO */
1553void 1709void
1554rxvt_scr_rvideo_mode(pR_ int mode) 1710rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1555{ 1711{
1712 rvideo_mode = on;
1713
1714#ifndef NO_BELL
1715 on ^= rvideo_bell;
1716#endif
1717
1718 if (rvideo_state != on)
1719 {
1720 rvideo_state = on;
1721
1722 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1723#ifdef HAVE_IMG
1724 if (bg_img == 0)
1725#endif
1726 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1727
1556 XGCValues gcvalue; 1728 XGCValues gcvalue;
1557
1558 if (R->rvideo != mode) {
1559 R->rvideo = mode;
1560 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1561#if defined(XPM_BACKGROUND)
1562 if (R->bgPixmap.pixmap == None)
1563#endif
1564#if defined(TRANSPARENT)
1565 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1566#endif
1567 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1568 R->PixColors[Color_bg]);
1569
1570 gcvalue.foreground = R->PixColors[Color_fg]; 1729 gcvalue.foreground = pix_colors[Color_fg];
1571 gcvalue.background = R->PixColors[Color_bg]; 1730 gcvalue.background = pix_colors[Color_bg];
1572 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1731 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1573 &gcvalue); 1732
1574 R->scr_clear (); 1733 scr_clear ();
1575 R->scr_touch (true); 1734 scr_touch (true);
1576 } 1735 }
1577} 1736}
1578 1737
1579/* ------------------------------------------------------------------------- */ 1738/* ------------------------------------------------------------------------- */
1580/* 1739/*
1581 * Report current cursor position 1740 * Report current cursor position
1582 * XTERM_SEQ: Report position: ESC [ 6 n 1741 * XTERM_SEQ: Report position: ESC [ 6 n
1583 */ 1742 */
1584/* EXTPROTO */ 1743void ecb_cold
1585void
1586rxvt_scr_report_position(pR) 1744rxvt_term::scr_report_position () NOTHROW
1587{ 1745{
1588 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1746 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1589} 1747}
1590 1748
1591/* ------------------------------------------------------------------------- * 1749/* ------------------------------------------------------------------------- *
1592 * FONTS * 1750 * FONTS *
1593 * ------------------------------------------------------------------------- */ 1751 * ------------------------------------------------------------------------- */
1594 1752
1595/* 1753/*
1596 * Set font style 1754 * Set font style
1597 */ 1755 */
1598/* INTPROTO */ 1756void ecb_cold
1599void 1757rxvt_term::set_font_style () NOTHROW
1600rxvt_set_font_style(pR)
1601{ 1758{
1759#if 0
1602 switch (R->charsets[R->screen.charset]) { 1760 switch (charsets [screen.charset])
1761 {
1603 case '0': /* DEC Special Character & Line Drawing Set */ 1762 case '0': /* DEC Special Character & Line Drawing Set */
1604 break; 1763 break;
1605 case 'A': /* United Kingdom (UK) */ 1764 case 'A': /* United Kingdom (UK) */
1606 break; 1765 break;
1607 case 'B': /* United States (USASCII) */ 1766 case 'B': /* United States (USASCII) */
1608 break; 1767 break;
1609 case '<': /* Multinational character set */ 1768 case '<': /* Multinational character set */
1610 break; 1769 break;
1611 case '5': /* Finnish character set */ 1770 case '5': /* Finnish character set */
1612 break; 1771 break;
1613 case 'C': /* Finnish character set */ 1772 case 'C': /* Finnish character set */
1614 break; 1773 break;
1615 case 'K': /* German character set */ 1774 case 'K': /* German character set */
1616 break; 1775 break;
1617 } 1776 }
1777#endif
1618} 1778}
1619 1779
1620/* ------------------------------------------------------------------------- */ 1780/* ------------------------------------------------------------------------- */
1621/* 1781/*
1622 * Choose a font 1782 * Choose a font
1623 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1783 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1624 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1784 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1625 * XTERM_SEQ: Invoke G2 character set: ESC N 1785 * XTERM_SEQ: Invoke G2 character set: ESC N
1626 * XTERM_SEQ: Invoke G3 character set: ESC O 1786 * XTERM_SEQ: Invoke G3 character set: ESC O
1627 */ 1787 */
1628/* EXTPROTO */ 1788void ecb_cold
1629void
1630rxvt_scr_charset_choose(pR_ int set) 1789rxvt_term::scr_charset_choose (int set) NOTHROW
1631{ 1790{
1632 R->screen.charset = set; 1791 screen.charset = set;
1633 rxvt_set_font_style(aR); 1792 set_font_style ();
1634} 1793}
1635 1794
1636/* ------------------------------------------------------------------------- */ 1795/* ------------------------------------------------------------------------- */
1637/* 1796/*
1638 * Set a font 1797 * Set a font
… …
1640 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1799 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1641 * XTERM_SEQ: Set G2 character set: ESC * <C> 1800 * XTERM_SEQ: Set G2 character set: ESC * <C>
1642 * XTERM_SEQ: Set G3 character set: ESC + <C> 1801 * XTERM_SEQ: Set G3 character set: ESC + <C>
1643 * See set_font_style for possible values for <C> 1802 * See set_font_style for possible values for <C>
1644 */ 1803 */
1645/* EXTPROTO */
1646void 1804void
1647rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1805rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1648{ 1806{
1649 R->charsets[set] = (unsigned char)ch; 1807 charsets[set] = (unsigned char)ch;
1650 rxvt_set_font_style(aR); 1808 set_font_style ();
1651} 1809}
1652 1810
1653
1654/* ------------------------------------------------------------------------- *
1655 * GRAPHICS COLOURS *
1656 * ------------------------------------------------------------------------- */
1657
1658#ifdef RXVT_GRAPHICS
1659/* EXTPROTO */
1660int
1661rxvt_scr_get_fgcolor(pR)
1662{
1663 return GET_FGCOLOR(R->rstyle);
1664}
1665
1666/* ------------------------------------------------------------------------- */
1667/* EXTPROTO */
1668int
1669rxvt_scr_get_bgcolor(pR)
1670{
1671 return GET_BGCOLOR(R->rstyle);
1672}
1673#endif
1674 1811
1675/* ------------------------------------------------------------------------- * 1812/* ------------------------------------------------------------------------- *
1676 * MAJOR SCREEN MANIPULATION * 1813 * MAJOR SCREEN MANIPULATION *
1677 * ------------------------------------------------------------------------- */ 1814 * ------------------------------------------------------------------------- */
1678 1815
1679/* 1816/*
1817 * refresh matching text.
1818 */
1819bool ecb_cold
1820rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1821{
1822 bool found = false;
1823
1824 for (int i = 0; i < nrow; i++)
1825 {
1826 rend_t *drp = drawn_buf[i].r;
1827
1828 for (int col = 0; col < ncol; col++, drp++)
1829 if ((*drp & mask) == value)
1830 {
1831 found = true;
1832 *drp = ~value;
1833 }
1834 }
1835
1836 return found;
1837}
1838
1839/*
1680 * Refresh an area 1840 * Refresh an area
1681 */ 1841 */
1682enum { 1842enum {
1683 PART_BEG = 0, 1843 PART_BEG = 0,
1684 PART_END, 1844 PART_END,
1685 RC_COUNT 1845 RC_COUNT
1686}; 1846};
1687 1847
1688void 1848void ecb_hot
1689rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1849rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1690{ 1850{
1691 int i; 1851 int i;
1692 row_col_t rc[RC_COUNT]; 1852 row_col_t rc[RC_COUNT];
1693 1853
1694 if (drawn_text == NULL) /* sanity check */ 1854 if (!drawn_buf) /* sanity check */
1695 return; 1855 return;
1696 1856
1697#ifdef DEBUG_STRICT 1857#ifndef NO_SLOW_LINK_SUPPORT
1698 x = max(x, (int)TermWin.int_bwidth); 1858 if (refresh_type == FAST_REFRESH && !display->is_local)
1699 x = min(x, (int)TermWin.width); 1859 {
1700 y = max(y, (int)TermWin.int_bwidth); 1860 y = 0;
1701 y = min(y, (int)TermWin.height); 1861 eheight = height;
1862 }
1702#endif 1863#endif
1703 1864
1704/* round down */ 1865 /* round down */
1705 rc[PART_BEG].col = Pixel2Col(x); 1866 rc[PART_BEG].col = Pixel2Col (x);
1706 rc[PART_BEG].row = Pixel2Row(y); 1867 rc[PART_BEG].row = Pixel2Row (y);
1707/* round up */ 1868 /* round up */
1708 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1869 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1709 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1870 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1710 1871
1711/* sanity checks */ 1872 /* sanity checks */
1712 for (i = PART_BEG; i < RC_COUNT; i++) 1873 for (i = PART_BEG; i < RC_COUNT; i++)
1713 { 1874 {
1714 MIN_IT(rc[i].col, TermWin.ncol - 1); 1875 min_it (rc[i].col, ncol - 1);
1715 MIN_IT(rc[i].row, TermWin.nrow - 1); 1876 min_it (rc[i].row, nrow - 1);
1716 } 1877 }
1717
1718 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));
1719 1878
1720 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1879 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1721 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1880 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1722 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1881
1882 num_scr_allow = 0;
1723 1883
1724 if (refresh) 1884 if (refresh)
1725 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1885 scr_refresh ();
1726} 1886}
1727 1887
1728/* ------------------------------------------------------------------------- */ 1888/* ------------------------------------------------------------------------- */
1729/* 1889/*
1730 * Refresh the entire screen 1890 * Refresh the entire screen
1731 */ 1891 */
1732void 1892void
1733rxvt_term::scr_touch (bool refresh) 1893rxvt_term::scr_touch (bool refresh) NOTHROW
1734{ 1894{
1735 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1895 scr_expose (0, 0, vt_width, vt_height, refresh);
1736} 1896}
1737 1897
1738/* ------------------------------------------------------------------------- */ 1898/* ------------------------------------------------------------------------- */
1739/* 1899/*
1740 * Move the display so that the line represented by scrollbar value Y is at 1900 * Move the display so that the line represented by scrollbar value Y is at
1741 * the top of the screen 1901 * the top of the screen
1742 */ 1902 */
1743/* EXTPROTO */ 1903void
1744int
1745rxvt_scr_move_to(pR_ int y, int len) 1904rxvt_term::scr_move_to (int y, int len) NOTHROW
1746{ 1905{
1747 long p = 0; 1906 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1748 uint16_t oldviewstart;
1749
1750 oldviewstart = R->TermWin.view_start;
1751 if (y < len) {
1752 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1753 p -= (long)(R->TermWin.nrow - 1);
1754 p = max(p, 0);
1755 }
1756 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1757 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1758
1759 return rxvt_scr_changeview(aR_ oldviewstart);
1760} 1907}
1761 1908
1762/* ------------------------------------------------------------------------- */ 1909/* ------------------------------------------------------------------------- */
1763/* 1910/*
1764 * Page the screen up/down nlines 1911 * Page the screen up/down nlines
1765 * direction should be UP or DN 1912 * direction should be UP or DN
1766 */ 1913 */
1767/* EXTPROTO */ 1914bool
1768int
1769rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1915rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1770{ 1916{
1771 int n; 1917 int new_view_start =
1772 uint16_t oldviewstart; 1918 direction == UP ? view_start - nlines
1919 : view_start + nlines;
1773 1920
1774 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1775#ifdef DEBUG_STRICT
1776 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1777#endif
1778 oldviewstart = R->TermWin.view_start;
1779 if (direction == UP) {
1780 n = R->TermWin.view_start + nlines;
1781 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1782 } else {
1783 n = R->TermWin.view_start - nlines;
1784 R->TermWin.view_start = max(n, 0);
1785 }
1786 return rxvt_scr_changeview(aR_ oldviewstart); 1921 return scr_changeview (new_view_start);
1787} 1922}
1788 1923
1789/* INTPROTO */ 1924bool
1790int 1925rxvt_term::scr_changeview (int new_view_start) NOTHROW
1791rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1792{ 1926{
1793 if (R->TermWin.view_start != oldviewstart) { 1927 clamp_it (new_view_start, top_row, 0);
1928
1929 if (new_view_start == view_start)
1930 return false;
1931
1932 num_scr += new_view_start - view_start;
1933 view_start = new_view_start;
1794 R->want_refresh = 1; 1934 want_refresh = 1;
1795#ifdef RXVT_GRAPHICS
1796 if (rxvt_Gr_Displayed(aR))
1797 rxvt_Gr_scroll(aR_ 0);
1798#endif
1799 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1800 }
1801 return (int)(R->TermWin.view_start - oldviewstart);
1802}
1803 1935
1804/* ------------------------------------------------------------------------- */ 1936 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1805/* EXTPROTO */ 1937
1806void 1938 return true;
1807rxvt_scr_bell(pR) 1939}
1808{ 1940
1809#ifndef NO_BELL 1941#ifndef NO_BELL
1942void
1943rxvt_term::bell_cb (ev::timer &w, int revents)
1944{
1945 rvideo_bell = false;
1946 scr_rvideo_mode (rvideo_mode);
1947 refresh_check ();
1948}
1949#endif
1950
1951/* ------------------------------------------------------------------------- */
1952void
1953rxvt_term::scr_bell () NOTHROW
1954{
1955#ifndef NO_BELL
1956
1810# ifndef NO_MAPALERT 1957# ifndef NO_MAPALERT
1811# ifdef MAPALERT_OPTION 1958# ifdef MAPALERT_OPTION
1812 if (R->Options & Opt_mapAlert) 1959 if (option (Opt_mapAlert))
1813# endif 1960# endif
1814 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1961 XMapWindow (dpy, parent);
1815# endif 1962# endif
1816 if (R->Options & Opt_visualBell) { 1963
1817 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1964# if ENABLE_FRILLS
1818 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1965 if (option (Opt_urgentOnBell))
1819 } else 1966 set_urgency (1);
1820 XBell(R->Xdisplay, 0);
1821#endif 1967# endif
1822}
1823 1968
1969 if (option (Opt_visualBell))
1970 {
1971 rvideo_bell = true;
1972 scr_rvideo_mode (rvideo_mode);
1973 flush ();
1974
1975 bell_ev.start (VISUAL_BELL_DURATION);
1976 }
1977 else
1978 XBell (dpy, 0);
1979 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1980#endif
1981}
1982
1824/* ------------------------------------------------------------------------- */ 1983/* ------------------------------------------------------------------------- */
1825/* ARGSUSED */ 1984void ecb_cold
1826/* EXTPROTO */
1827void
1828rxvt_scr_printscreen(pR_ int fullhist) 1985rxvt_term::scr_printscreen (int fullhist) NOTHROW
1829{ 1986{
1830#ifdef PRINTPIPE 1987#ifdef PRINTPIPE
1831 int i, r1, nrows, row_offset; 1988 int nrows, row_start;
1832 text_t *t; 1989 FILE *fd = popen_printer ();
1833 FILE *fd;
1834 1990
1835 if ((fd = rxvt_popen_printer(aR)) == NULL) 1991 if (!fd)
1836 return; 1992 return;
1837 nrows = R->TermWin.nrow; 1993
1838 row_offset = R->TermWin.saveLines;
1839 if (!fullhist) 1994 if (fullhist)
1840 row_offset -= R->TermWin.view_start;
1841 else {
1842 nrows += R->TermWin.nscrolled;
1843 row_offset -= R->TermWin.nscrolled;
1844 } 1995 {
1845 1996 nrows = nrow - top_row;
1846 for (r1 = 0; r1 < nrows; r1++) { 1997 row_start = top_row;
1847 t = R->screen.text[r1 + row_offset]; 1998 }
1848 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1999 else
1849 if (!isspace(t[i]))
1850 break;
1851 fprintf(fd, "%.*s\n", (i + 1), t);
1852 } 2000 {
2001 nrows = nrow;
2002 row_start = view_start;
2003 }
2004
2005 wctomb (0, 0);
2006
2007 for (int r1 = row_start; r1 < row_start + nrows; r1++)
2008 {
2009 text_t *tp = ROW(r1).t;
2010 int len = ROW(r1).l;
2011
2012 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2013 {
2014 char mb[MB_LEN_MAX];
2015 text_t t = *tp++;
2016 if (t == NOCHAR)
2017 continue;
2018
2019 len = wctomb (mb, t);
2020
2021 if (len <= 0)
2022 {
2023 mb[0] = ' ';
2024 len = 1;
2025 }
2026
2027 fwrite (mb, 1, len, fd);
2028 }
2029
2030 fputc ('\n', fd);
2031 }
2032
1853 rxvt_pclose_printer(fd); 2033 pclose_printer (fd);
1854#endif 2034#endif
1855} 2035}
1856 2036
1857/* ------------------------------------------------------------------------- */ 2037/* ------------------------------------------------------------------------- */
1858/* 2038/*
1859 * Refresh the screen 2039 * Refresh the screen
1860 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2040 * drawn_text/drawn_rend contain the screen information before the update.
1861 * R->screen.text/R->screen.rend contain what the screen will change to. 2041 * screen.text/screen.rend contain what the screen will change to.
2042 */
2043void ecb_hot
2044rxvt_term::scr_refresh () NOTHROW
2045{
2046 int16_t col, row, /* column/row we're processing */
2047 ocrow; /* old cursor row */
2048 int i; /* tmp */
2049 rend_t ccol1, /* Cursor colour */
2050 ccol2; /* Cursor colour2 */
2051 rend_t cur_rend;
2052 int cur_col;
2053
2054 want_refresh = 0; /* screen is current */
2055
2056 if (refresh_type == NO_REFRESH || !mapped)
2057 return;
2058
2059 /*
2060 * A: set up vars
1862 */ 2061 */
2062 refresh_count = 0;
1863 2063
1864#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2064 unsigned int old_screen_flags = screen.flags;
1865# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2065 bool have_bg = 0;
1866# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2066#ifdef HAVE_IMG
2067 have_bg = bg_img != 0;
2068#endif
2069 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2070
2071 /*
2072 * B: reverse any characters which are selected
2073 */
2074 scr_reverse_selection ();
2075
2076 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2077#if ENABLE_OVERLAY
2078 scr_swap_overlay ();
2079#endif
2080
2081 bool showcursor = screen.flags & Screen_VisibleCursor;
2082
2083 /*
2084 * C: set the cursor character (s)
2085 */
2086 {
2087 bool setoldcursor;
2088
2089#ifdef CURSOR_BLINK
2090 if (hidden_cursor)
2091 showcursor = 0;
2092#endif
2093
2094 if (showcursor)
2095 {
2096 int col = screen.cur.col;
2097
2098 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2099 col--;
2100
2101 cur_rend = ROW(screen.cur.row).r[col];
2102 cur_col = col;
2103
2104#ifndef NO_CURSORCOLOR
2105 if (ISSET_PIXCOLOR (Color_cursor))
2106 ccol1 = Color_cursor;
2107 else
2108#endif
2109#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2110 ccol1 = fgcolor_of (rstyle);
1867#else 2111#else
1868# define MONO_BOLD(x) \ 2112 ccol1 = Color_fg;
1869 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1870# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1871#endif 2113#endif
1872 2114
1873#define FONT_WIDTH(X, Y) \
1874 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1875#define FONT_RBEAR(X, Y) \
1876 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1877#define FONT_LBEAR(X, Y) \
1878 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1879#define IS_FONT_CHAR(X, Y) \
1880 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1881
1882void
1883rxvt_term::scr_refresh (unsigned char refresh_type)
1884{
1885 unsigned char clearfirst, /* first character writes before cell */
1886 clearlast, /* last character writes beyond cell */
1887 must_clear, /* use draw_string not draw_image_string */
1888#ifndef NO_BOLDFONT
1889 bfont, /* we've changed font to bold font */
1890#endif
1891 rvid, /* reverse video this position */
1892 wbyte, /* we're in multibyte */
1893 showcursor; /* show the cursor */
1894 int fore, back; /* desired foreground/background */
1895 int16_t col, row, /* column/row we're processing */
1896 ocrow; /* old cursor row */
1897 int cursorwidth;
1898 int i, /* tmp */
1899 row_offset; /* basic offset in screen structure */
1900#ifndef NO_CURSORCOLOR 2115#ifndef NO_CURSORCOLOR
1901 rend_t cc1; /* store colours at cursor position(s) */
1902 rend_t cc2; /* store colours at cursor position(s) */
1903#endif
1904 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1905 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1906
1907 if (refresh_type == NO_REFRESH || !TermWin.mapped)
1908 return;
1909
1910 /*
1911 * A: set up vars
1912 */
1913 clearfirst = clearlast = must_clear = wbyte = 0;
1914#ifndef NO_BOLDFONT
1915 bfont = 0;
1916#endif
1917
1918 if (currmaxcol < TermWin.ncol)
1919 {
1920 currmaxcol = TermWin.ncol;
1921 buffer = (char *)rxvt_realloc (buffer,
1922 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1923 }
1924
1925 refresh_count = 0;
1926
1927 row_offset = TermWin.saveLines - TermWin.view_start;
1928
1929 if ((refresh_type & REFRESH_BOUNDS))
1930 {
1931 clearfirst = clearlast = 1;
1932 refresh_type &= ~REFRESH_BOUNDS;
1933 }
1934
1935#if defined(XPM_BACKGROUND)
1936 must_clear |= (bgPixmap.pixmap != None);
1937#endif
1938#if defined(TRANSPARENT)
1939 must_clear |= ((Options & Opt_transparent) && am_transparent);
1940#endif
1941 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1942
1943 /*
1944 * B: reverse any characters which are selected
1945 */
1946 rxvt_scr_reverse_selection (this);
1947
1948 /*
1949 * C: set the cursor character(s)
1950 */
1951 {
1952 unsigned char setoldcursor;
1953 rend_t ccol1, /* Cursor colour */
1954 ccol2; /* Cursor colour2 */
1955
1956 showcursor = (screen.flags & Screen_VisibleCursor);
1957 cursorwidth = 0;
1958#ifdef CURSOR_BLINK
1959 if (hidden_cursor)
1960 showcursor = 0;
1961#endif
1962
1963 cursorwidth = 0;
1964
1965 if (showcursor)
1966 {
1967 cursorwidth++;
1968
1969 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
1970 [screen.cur.col]);
1971
1972 if (showcursor && TermWin.focus)
1973 {
1974 *srp ^= RS_RVid;
1975#ifndef NO_CURSORCOLOR
1976 cc1 = *srp & (RS_fgMask | RS_bgMask);
1977 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2116 if (ISSET_PIXCOLOR (Color_cursor2))
1978 ccol1 = Color_cursor; 2117 ccol2 = Color_cursor2;
1979 else 2118 else
2119#endif
1980#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2120#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1981 ccol1 = GET_FGCOLOR(rstyle); 2121 ccol2 = bgcolor_of (rstyle);
1982#else 2122#else
1983 ccol1 = Color_fg; 2123 ccol2 = Color_bg;
1984#endif 2124#endif
1985 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2125
1986 ccol2 = Color_cursor2; 2126 if (focus)
2127 {
2128 rend_t rend = cur_rend;
2129
2130 if (option (Opt_cursorUnderline))
2131 rend ^= RS_Uline;
1987 else 2132 else
1988#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1989 ccol2 = GET_BGCOLOR(rstyle);
1990#else
1991 ccol2 = Color_bg;
1992#endif
1993 *srp = SET_FGCOLOR(*srp, ccol1);
1994 *srp = SET_BGCOLOR(*srp, ccol2);
1995#endif
1996 } 2133 {
1997 2134 rend ^= RS_RVid;
1998 while (IS_WIDE (*srp)) 2135 rend = SET_FGCOLOR (rend, ccol1);
1999 cursorwidth++, srp++; 2136 rend = SET_BGCOLOR (rend, ccol2);
2000 }
2001
2002 /* make sure no outline cursor is left around */
2003 setoldcursor = 0;
2004 if (ocrow != -1) {
2005 if (screen.cur.row + TermWin.view_start != ocrow
2006 || screen.cur.col != oldcursor.col) {
2007 if (ocrow < TermWin.nrow
2008 && oldcursor.col < TermWin.ncol) {
2009 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
2010 } 2137 }
2011 if (TermWin.focus || !showcursor) 2138
2012 oldcursor.row = -1; 2139 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
2013 else
2014 setoldcursor = 1;
2015 }
2016 } else if (!TermWin.focus)
2017 setoldcursor = 1;
2018 if (setoldcursor) {
2019 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
2020 oldcursor.row = -1;
2021 else {
2022 oldcursor.row = screen.cur.row + TermWin.view_start;
2023 oldcursor.col = screen.cur.col;
2024 } 2140 }
2025 } 2141 }
2142
2143 /* make sure no outline cursor is left around */
2144 setoldcursor = 0;
2145 if (ocrow != -1)
2146 {
2147 if (screen.cur.row - view_start != ocrow
2148 || screen.cur.col != oldcursor.col)
2149 {
2150 if (ocrow < nrow
2151 && oldcursor.col < ncol)
2152 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2153
2154 if (focus || !showcursor)
2155 oldcursor.row = -1;
2156 else
2157 setoldcursor = 1;
2158 }
2026 } 2159 }
2160 else if (!focus)
2161 setoldcursor = 1;
2162
2163 if (setoldcursor)
2164 {
2165 if (screen.cur.row - view_start >= nrow)
2166 oldcursor.row = -1;
2167 else
2168 {
2169 oldcursor.row = screen.cur.row - view_start;
2170 oldcursor.col = screen.cur.col;
2171 }
2172 }
2173 }
2027 2174
2028#ifndef NO_SLOW_LINK_SUPPORT 2175#ifndef NO_SLOW_LINK_SUPPORT
2029 /* 2176 /*
2030 * D: CopyArea pass - very useful for slower links 2177 * D: CopyArea pass - very useful for slower links
2031 * This has been deliberately kept simple. 2178 * This has been deliberately kept simple.
2032 */ 2179 */
2033 i = num_scr; 2180 if (!display->is_local
2034 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2181 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2035 && abs(i) < TermWin.nrow && !must_clear) 2182 && abs (num_scr) < nrow && !have_bg)
2036 { 2183 {
2037 int16_t nits; 2184 int16_t nits;
2038 int j; 2185 int i = num_scr;
2039 rend_t *drp2; 2186 int j;
2040 text_t *dtp2; 2187 int len, wlen;
2041 int len, wlen;
2042 2188
2043 j = TermWin.nrow; 2189 j = nrow;
2044 wlen = len = -1; 2190 wlen = len = -1;
2045 row = i > 0 ? 0 : j - 1; 2191 row = i > 0 ? 0 : j - 1;
2192
2046 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2193 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2047 { 2194 {
2048 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2195 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2049 { 2196 {
2050 stp = screen.text[row + row_offset]; 2197 line_t s = ROW(view_start + row);
2051 srp = screen.rend[row + row_offset];
2052 dtp = drawn_text[row]; 2198 line_t d = drawn_buf[row];
2053 dtp2 = drawn_text[row + i]; 2199 line_t d2 = drawn_buf[row + i];
2054 drp = drawn_rend[row];
2055 drp2 = drawn_rend[row + i];
2056 2200
2057 for (nits = 0, col = TermWin.ncol; col--; ) 2201 for (nits = 0, col = ncol; col--; )
2058 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2202 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2059 nits--; 2203 nits--;
2060 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2204 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2061 nits++; 2205 nits++;
2062 2206
2063 if (nits > 8) /* XXX: arbitrary choice */ 2207 if (nits > 8) /* XXX: arbitrary choice */
2208 {
2209 for (col = ncol; col--; )
2210 {
2211 *d.t++ = *d2.t++;
2212 *d.r++ = *d2.r++;
2213 }
2214
2215 if (len == -1)
2216 len = row;
2217
2218 wlen = row;
2219 continue;
2220 }
2221 }
2222
2223 if (len >= 0)
2224 {
2225 /* also comes here at end if needed because of >= above */
2226 if (wlen < len)
2227 ::swap (wlen, len);
2228
2229 XGCValues gcv;
2230
2231 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2232 XCopyArea (dpy, vt, vt,
2233 gc, 0, Row2Pixel (len + i),
2234 (unsigned int)this->width,
2235 (unsigned int)Height2Pixel (wlen - len + 1),
2236 0, Row2Pixel (len));
2237 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2238
2239 len = -1;
2240 }
2241 }
2242 }
2243#endif
2244
2245 /*
2246 * E: main pass across every character
2247 */
2248 for (row = 0; row < nrow; row++)
2249 {
2250 text_t *stp = ROW(view_start + row).t;
2251 rend_t *srp = ROW(view_start + row).r;
2252 text_t *dtp = drawn_buf[row].t;
2253 rend_t *drp = drawn_buf[row].r;
2254
2255 /*
2256 * E2: OK, now the real pass
2257 */
2258 int ypixel = (int)Row2Pixel (row);
2259
2260 for (col = 0; col < ncol; col++)
2261 {
2262 /* compare new text with old - if exactly the same then continue */
2263 if (stp[col] == dtp[col] /* Must match characters to skip. */
2264 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2265 || (stp[col] == ' ' /* space w/ no background change */
2266 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2267 continue;
2268
2269 // redraw one or more characters
2270
2271 // seek to the beginning of wide characters
2272 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2273 --col;
2274
2275 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2276 text_t *text = stp + col;
2277 int count = 1;
2278
2279 dtp[col] = stp[col];
2280 drp[col] = rend;
2281
2282 int xpixel = Col2Pixel (col);
2283
2284 for (i = 0; ++col < ncol; )
2285 {
2286 if (stp[col] == NOCHAR)
2287 {
2288 dtp[col] = stp[col];
2289 drp[col] = srp[col];
2290
2291 count++;
2292 i++;
2293
2294 continue;
2295 }
2296
2297 if (!RS_SAME (rend, srp[col]))
2298 break;
2299
2300 count++;
2301
2302 if (stp[col] != dtp[col]
2303 || !RS_SAME (srp[col], drp[col]))
2304 {
2305 if (have_bg && (i++ > count / 2))
2306 break;
2307
2308 dtp[col] = stp[col];
2309 drp[col] = rend;
2310 i = 0;
2311 }
2312 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2313 break;
2314 }
2315
2316 col--; /* went one too far. move back */
2317 count -= i; /* dump any matching trailing chars */
2318
2319 // sometimes we optimize away the trailing NOCHAR's, add them back
2320 while (ecb_unlikely (i && text[count] == NOCHAR))
2321 count++, i--;
2322
2323 /*
2324 * Determine the attributes for the string
2325 */
2326 int fore = fgcolor_of (rend); // desired foreground
2327 int back = bgcolor_of (rend); // desired background
2328
2329 // only do special processing if any attributes are set, which is unlikely
2330 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2331 {
2332 bool invert = rend & RS_RVid;
2333
2334#ifndef NO_BOLD_UNDERLINE_REVERSE
2335 if (rend & RS_Bold && fore == Color_fg)
2336 {
2337 if (ISSET_PIXCOLOR (Color_BD))
2338 fore = Color_BD;
2339# if !ENABLE_STYLES
2340 else
2341 invert = !invert;
2342# endif
2343 }
2344
2345 if (rend & RS_Italic && fore == Color_fg)
2346 {
2347 if (ISSET_PIXCOLOR (Color_IT))
2348 fore = Color_IT;
2349# if !ENABLE_STYLES
2350 else
2351 invert = !invert;
2352# endif
2353 }
2354
2355 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2356 fore = Color_UL;
2357#endif
2358
2359#ifdef OPTION_HC
2360 if (rend & RS_Sel)
2361 {
2362 /* invert the column if no highlightColor is set or it is the
2363 * current cursor column */
2364 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2365 && ISSET_PIXCOLOR (Color_HC))
2366 {
2367 if (ISSET_PIXCOLOR (Color_HTC))
2368 fore = Color_HTC;
2369 // if invert is 0 reverse video is set so we use bg color as fg color
2370 else if (!invert)
2371 fore = back;
2372
2373 back = Color_HC;
2374 invert = 0;
2375 }
2376 }
2377#endif
2378
2379 if (invert)
2380 {
2381 ::swap (fore, back);
2382
2383#ifndef NO_BOLD_UNDERLINE_REVERSE
2384 if (fore == back)
2385 {
2386 fore = Color_bg;
2387 back = Color_fg;
2388 }
2389#endif
2390 }
2391
2392#ifdef TEXT_BLINK
2393 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2394 {
2395 if (!text_blink_ev.is_active ())
2396 {
2397 text_blink_ev.again ();
2398 hidden_text = 0;
2399 }
2400 else if (hidden_text)
2401 fore = back;
2402 }
2403#endif
2404
2405#if ENABLE_STYLES
2406 // "careful" (too wide) character handling
2407
2408 // include previous careful character(s) if possible, looks nicer (best effort...)
2409 while (text > stp
2410 && srp[text - stp - 1] & RS_Careful
2411 && RS_SAME (rend, srp[text - stp - 1]))
2412 text--, count++, xpixel -= fwidth;
2413
2414 // force redraw after "careful" characters to avoid pixel droppings
2415 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2416 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2417
2418 // force redraw before "careful" characters to avoid pixel droppings
2419 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2420 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2421#endif
2422 }
2423
2424 /*
2425 * Actually do the drawing of the string here
2426 */
2427 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2428
2429 if (ecb_likely (have_bg && back == Color_bg))
2430 {
2431 // this is very ugly, maybe push it into ->draw?
2432
2433 for (i = 0; i < count; i++) /* don't draw empty strings */
2434 if (text[i] != ' ')
2064 { 2435 {
2065 for (col = TermWin.ncol; col--; ) 2436 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2066 { 2437 goto did_clear;
2067 *dtp++ = *dtp2++;
2068 *drp++ = *drp2++;
2069 }
2070
2071 if (len == -1)
2072 len = row;
2073
2074 wlen = row;
2075 continue;
2076 } 2438 }
2439
2440 CLEAR_CHARS (xpixel, ypixel, count);
2441 did_clear: ;
2077 } 2442 }
2443 else
2444 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2078 2445
2079 if (len != -1) 2446 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2080 { 2447 {
2081 /* also comes here at end if needed because of >= above */ 2448#if ENABLE_FRILLS
2082 if (wlen < len) 2449 if (ISSET_PIXCOLOR (Color_underline))
2083 SWAP_IT(wlen, len, int); 2450 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2084
2085 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2086 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2087 TermWin.gc, 0, Row2Pixel (len + i),
2088 (unsigned int)TermWin_TotalWidth (),
2089 (unsigned int)Height2Pixel (wlen - len + 1),
2090 0, Row2Pixel (len));
2091 len = -1;
2092 }
2093 }
2094 }
2095#endif
2096
2097 /*
2098 * E: main pass across every character
2099 */
2100 for (row = 0; row < TermWin.nrow; row++)
2101 {
2102 stp = screen.text[row + row_offset];
2103 srp = screen.rend[row + row_offset];
2104 dtp = drawn_text[row];
2105 drp = drawn_rend[row];
2106
2107 /*
2108 * E2: OK, now the real pass
2109 */
2110 int ypixel = (int)Row2Pixel(row);
2111
2112 for (col = 0; col < TermWin.ncol; col++)
2113 {
2114 /* compare new text with old - if exactly the same then continue */
2115 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2116
2117 if (stp[col] == dtp[col] /* Must match characters to skip. */
2118 && (rend == drp[col] /* Either rendition the same or */
2119 || (stp[col] == ' ' /* space w/ no background change */
2120 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2121 continue;
2122
2123 text_t *text = stp + col;
2124 int count = 1;
2125
2126 /* redraw one or more characters */
2127
2128 dtp[col] = stp[col];
2129 drp[col] = rend;
2130
2131 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2132 continue;
2133
2134 int xpixel = Col2Pixel(col);
2135
2136 // this loop looks very messy, it can probably be optimized
2137 // and cleaned a bit by you?
2138 for (i = 0; ++col < TermWin.ncol; )
2139 {
2140 if (stp[col] == NOCHAR)
2141 {
2142 dtp[col] = stp[col];
2143 drp[col] = rend;
2144 count++;
2145
2146 if (i) // only possible skip if char unchanged
2147 i++;
2148
2149 continue;
2150 }
2151
2152 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2153 break;
2154
2155 count++;
2156
2157 if (stp[col] != dtp[col]
2158 || srp[col] != drp[col])
2159 {
2160 if (must_clear && (i++ > (count / 2)))
2161 break;
2162
2163 dtp[col] = stp[col];
2164 drp[col] = rend;
2165 i = 0;
2166 }
2167 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2168 break;
2169 }
2170
2171 col--; /* went one too far. move back */
2172 count -= i; /* dump any matching trailing chars */
2173
2174 /*
2175 * Determine the attributes for the string
2176 */
2177 int fid = GET_FONT(rend);
2178 fore = GET_FGCOLOR(rend);
2179 back = GET_BGCOLOR(rend);
2180 rend = GET_ATTR(rend);
2181
2182 rvid = (rend & RS_RVid) ? 1 : 0;
2183#ifdef OPTION_HC
2184 if (!rvid && (rend & RS_Blink))
2185 {
2186 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2187 back = Color_HC;
2188 else 2451 else
2189 rvid = !rvid; /* fall back */ 2452#endif
2453 XSetForeground (dpy, gc, pix_colors[fore]);
2454
2455 XDrawLine (dpy, vt, gc,
2456 xpixel, ypixel + font->ascent + 1,
2457 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2190 } 2458 }
2191#endif 2459 } /* for (col....) */
2192 if (rvid) 2460 } /* for (row....) */
2461
2462 /*
2463 * G: cleanup cursor and display outline cursor if necessary
2464 */
2465 if (showcursor)
2466 {
2467 if (focus)
2468 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2469 else if (oldcursor.row >= 0)
2193 { 2470 {
2194 SWAP_IT(fore, back, int); 2471 int cursorwidth = 1;
2472 int col = oldcursor.col;
2195 2473
2196#ifndef NO_BOLD_UNDERLINE_REVERSE 2474 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2197 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV) 2475 col--;
2198# ifndef NO_CURSORCOLOR 2476
2199 && !ISSET_PIXCOLOR (this, Color_cursor) 2477 while (col + cursorwidth < ncol
2478 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2479 cursorwidth++;
2480
2481 XSetForeground (dpy, gc, pix_colors[ccol1]);
2482
2483 XDrawRectangle (dpy, vt, gc,
2484 Col2Pixel (col),
2485 Row2Pixel (oldcursor.row),
2486 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2487 (unsigned int) (Height2Pixel (1) - 1));
2488 }
2489 }
2490
2491 /*
2492 * H: cleanup selection
2493 */
2494#if ENABLE_OVERLAY
2495 scr_swap_overlay ();
2496#endif
2497 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2498
2499 scr_reverse_selection ();
2500
2501 screen.flags = old_screen_flags;
2502 num_scr = 0;
2503 num_scr_allow = 1;
2504}
2505
2506void ecb_cold
2507rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2508{
2509 if (!l.valid ())
2510 return;
2511
2512 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2513
2514 for (int i = ncol; i--; )
2515 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2516}
2517
2518void ecb_cold
2519rxvt_term::scr_remap_chars () NOTHROW
2520{
2521 for (int i = total_rows; i--; )
2522 scr_remap_chars (row_buf [i]);
2523
2524 for (int i = nrow; i--; )
2525 {
2526 scr_remap_chars (drawn_buf [i]);
2527 scr_remap_chars (swap_buf [i]);
2528 }
2529}
2530
2531void ecb_cold
2532rxvt_term::scr_recolour (bool refresh) NOTHROW
2533{
2534 bool transparent = false;
2535
2536#ifdef HAVE_IMG
2537 if (bg_img != 0)
2538 {
2539# if ENABLE_TRANSPARENCY
2540 if (bg_flags & BG_IS_TRANSPARENT)
2541 {
2542 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2543 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2544
2545 transparent = true;
2546 }
2547 else
2200# endif 2548# endif
2201 )
2202 back = Color_RV;
2203#endif
2204 }
2205#ifndef NO_BOLD_UNDERLINE_REVERSE
2206 else if (rend & RS_Bold)
2207 { 2549 {
2208 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_BD)) 2550 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2209 { 2551 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2210 fore = Color_BD; 2552 }
2211# ifndef VERYBOLD 2553 }
2212 rend &= ~RS_Bold; /* we've taken care of it */ 2554 else
2213# endif 2555#endif
2214 }
2215 }
2216 else if (rend & RS_Uline)
2217 {
2218 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2219 {
2220 fore = Color_UL;
2221 rend &= ~RS_Uline; /* we've taken care of it */
2222 }
2223 }
2224#endif
2225
2226 /*
2227 * Actually do the drawing of the string here
2228 */
2229 rxvt_font *font = (*TermWin.fontset)[fid];
2230
2231 if (back == Color_bg)
2232 {
2233 if (must_clear)
2234 {
2235 for (i = 0; i < count; i++) /* don't draw empty strings */
2236 if (text[i] != ' ')
2237 {
2238 font->draw (xpixel, ypixel, text, count, fore, -1);
2239 goto nodraw;
2240 }
2241
2242 CLEAR_CHARS (xpixel, ypixel, count);
2243nodraw: ;
2244 }
2245 else
2246 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2247 }
2248 else
2249 font->draw (xpixel, ypixel, text, count, fore, back);
2250
2251 if ((rend & RS_Uline) && (font->descent > 1))
2252 XDrawLine(Xdisplay, drawBuffer, TermWin.gc,
2253 xpixel, ypixel + font->ascent + 1,
2254 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2255 } /* for (col....) */
2256 } /* for (row....) */
2257
2258 /*
2259 * G: cleanup cursor and display outline cursor if necessary
2260 */
2261 if (showcursor) {
2262 if (TermWin.focus) {
2263 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
2264 [screen.cur.col]);
2265 *srp ^= RS_RVid;
2266#ifndef NO_CURSORCOLOR
2267 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2268#endif
2269 } else if (oldcursor.row >= 0) {
2270#ifndef NO_CURSORCOLOR
2271 unsigned long gcmask; /* Graphics Context mask */
2272
2273 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor))
2274 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]);
2275#endif
2276 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc,
2277 Col2Pixel(oldcursor.col),
2278 Row2Pixel(oldcursor.row),
2279 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2280 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1));
2281 }
2282 } 2556 {
2557 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2558 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2559 }
2283 2560
2284 /* 2561 XClearWindow (dpy, parent);
2285 * H: cleanup selection
2286 */
2287 rxvt_scr_reverse_selection (this);
2288 2562
2289 /* 2563 if (scrollBar.win)
2290 * I: other general cleanup 2564 {
2291 */ 2565 if (transparent)
2292 if (clearfirst && TermWin.int_bwidth) 2566 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2293 /* 2567 else
2294 * clear the whole screen height, note that width == 0 is treated 2568 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2295 * specially by XClearArea 2569 scrollBar.state = SB_STATE_IDLE;
2296 */ 2570 scrollBar.show (0);
2297 XClearArea(Xdisplay, TermWin.vt, 0, 0, 2571 }
2298 (unsigned int)TermWin.int_bwidth,
2299 (unsigned int)TermWin_TotalHeight(), False);
2300 if (clearlast && TermWin.int_bwidth)
2301 /*
2302 * clear the whole screen height, note that width == 0 is treated
2303 * specially by XClearArea
2304 */
2305 XClearArea(Xdisplay, TermWin.vt,
2306 TermWin.width + TermWin.int_bwidth, 0,
2307 (unsigned int)TermWin.int_bwidth,
2308 (unsigned int)TermWin_TotalHeight(), False);
2309 if (refresh_type & SMOOTH_REFRESH)
2310 XSync(Xdisplay, False);
2311 2572
2312 num_scr = 0; 2573 if (refresh)
2313 num_scr_allow = 1; 2574 {
2314 want_refresh = 0; /* screen is current */ 2575 scr_clear ();
2576 scr_touch (true);
2577 }
2578 want_refresh = 1;
2315} 2579}
2316 2580
2317/* ------------------------------------------------------------------------- */ 2581/* ------------------------------------------------------------------------- */
2318void 2582void
2319rxvt_term::scr_clear() 2583rxvt_term::scr_clear (bool really) NOTHROW
2320{ 2584{
2321 if (!TermWin.mapped) 2585 if (!mapped)
2322 return; 2586 return;
2323 2587
2324 num_scr_allow = 0; 2588 num_scr_allow = 0;
2325 want_refresh = 1; 2589 want_refresh = 1;
2326#ifdef TRANSPARENT 2590
2327 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2591 if (really)
2592 XClearWindow (dpy, vt);
2593}
2594
2595void
2596rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2597{
2598 int view_end = view_start + nrow;
2599 int row, col;
2600
2601 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2602 {
2603 text_t *stp = ROW(row).t;
2604 rend_t *srp = ROW(row).r;
2605
2606 for (col = beg_col; col < end_col; col++)
2607 srp[col] ^= rstyle1;
2608
2609 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2610 srp[col] ^= rstyle2;
2611
2612 if (++col < end_col)
2613 srp[col] ^= rstyle2;
2328 { 2614 }
2329 int i; 2615}
2330 2616
2331 if (!(Options & Opt_transparent_all)) 2617void
2618rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2619{
2620 int view_end = view_start + nrow;
2621 int row, col;
2622
2623 if (beg_row >= view_start)
2624 {
2625 col = beg_col;
2626 row = beg_row;
2627 }
2628 else
2629 {
2332 i = 0; 2630 col = 0;
2631 row = view_start;
2632 }
2633
2634 for (; row < min (end_row, view_end); row++, col = 0)
2635 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2636 srp[col] ^= rstyle;
2637
2638 if (row == end_row)
2639 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2640 srp[col] ^= rstyle;
2641}
2642
2643/* ------------------------------------------------------------------------- */
2644void ecb_hot
2645rxvt_term::scr_reverse_selection () NOTHROW
2646{
2647 if (selection.op
2648 && current_screen == selection.screen
2649 && selection.end.row >= view_start)
2650 {
2651#if !ENABLE_MINIMAL
2652 if (selection.rect)
2653 scr_xor_rect (selection.beg.row, selection.beg.col,
2654 selection.end.row, selection.end.col,
2655 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2333 else 2656 else
2334 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2335
2336 while (i--)
2337 if (TermWin.parent[i] != None)
2338 XClearWindow(Xdisplay, TermWin.parent[i]);
2339 }
2340#endif 2657#endif
2341 2658 scr_xor_span (selection.beg.row, selection.beg.col,
2342 XClearWindow (Xdisplay, TermWin.vt); 2659 selection.end.row, selection.end.col,
2343} 2660 RS_Sel | RS_RVid);
2344
2345/* ------------------------------------------------------------------------- */
2346/* INTPROTO */
2347void
2348rxvt_scr_reverse_selection(pR)
2349{
2350 int i, col, row, end_row;
2351 rend_t *srp;
2352
2353 if (R->selection.op && R->current_screen == R->selection.screen) {
2354 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2355 i = R->selection.beg.row + R->TermWin.saveLines;
2356 row = R->selection.end.row + R->TermWin.saveLines;
2357 if (i >= end_row)
2358 col = R->selection.beg.col;
2359 else {
2360 col = 0;
2361 i = end_row;
2362 }
2363 end_row += R->TermWin.nrow;
2364 for (; i < row && i < end_row; i++, col = 0)
2365 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2366#ifndef OPTION_HC
2367 srp[col] ^= RS_RVid;
2368#else
2369 srp[col] ^= RS_Blink;
2370#endif
2371 if (i == row && i < end_row)
2372 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2373#ifndef OPTION_HC
2374 srp[col] ^= RS_RVid;
2375#else
2376 srp[col] ^= RS_Blink;
2377#endif
2378 } 2661 }
2379} 2662}
2380 2663
2381/* ------------------------------------------------------------------------- */ 2664/* ------------------------------------------------------------------------- */
2382/* 2665/*
2383 * Dump the whole scrollback and screen to the passed filedescriptor. The 2666 * Dump the whole scrollback and screen to the passed filedescriptor. The
2384 * invoking routine must close the fd. 2667 * invoking routine must close the fd.
2385 */ 2668 */
2386#if 0 2669#if 0
2387/* EXTPROTO */
2388void 2670void
2389rxvt_scr_dump(pR_ int fd) 2671rxvt_term::scr_dump (int fd) NOTHROW
2390{ 2672{
2391 int row, wrote; 2673 // if this method is needed, it can be implemented by factoring the
2392 unsigned int width, towrite; 2674 // relevant code in scr_printscreen
2393 char r1[] = "\n";
2394
2395 for (row = R->TermWin.saveLines - R->TermWin.nscrolled;
2396 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) {
2397 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row]
2398 : R->TermWin.ncol;
2399 for (towrite = width; towrite; towrite -= wrote) {
2400 wrote = write(fd, &(R->screen.text[row][width - towrite]),
2401 towrite);
2402 if (wrote < 0)
2403 return; /* XXX: death, no report */
2404 }
2405 if (R->screen.tlen[row] >= 0)
2406 if (write(fd, r1, 1) <= 0)
2407 return; /* XXX: death, no report */
2408 }
2409} 2675}
2410#endif 2676#endif
2411 2677
2412/* ------------------------------------------------------------------------- * 2678/* ------------------------------------------------------------------------- *
2413 * CHARACTER SELECTION * 2679 * CHARACTER SELECTION *
2414 * ------------------------------------------------------------------------- */ 2680 * ------------------------------------------------------------------------- */
2415
2416/*
2417 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2418 */
2419/* EXTPROTO */
2420void 2681void
2421rxvt_selection_check(pR_ int check_more) 2682rxvt_term::selection_check (int check_more) NOTHROW
2422{ 2683{
2423 row_col_t pos;
2424
2425 if (!R->selection.op) 2684 if (!selection.op)
2426 return; 2685 return;
2427 2686
2428 pos.row = pos.col = 0; 2687 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2429 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2688 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2430 || (R->selection.beg.row >= R->TermWin.nrow) 2689 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2431 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled)
2432 || (R->selection.mark.row >= R->TermWin.nrow)
2433 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2434 || (R->selection.end.row >= R->TermWin.nrow)
2435 || (check_more == 1 2690 || (check_more == 1
2436 && R->current_screen == R->selection.screen 2691 && current_screen == selection.screen
2437 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2692 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2438 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2693 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2439 || (check_more == 2
2440 && ROWCOL_IS_BEFORE(R->selection.beg, pos)
2441 && ROWCOL_IS_AFTER(R->selection.end, pos))
2442 || (check_more == 3
2443 && ROWCOL_IS_AFTER(R->selection.end, pos))
2444 || (check_more == 4 /* screen width change */
2445 && (R->selection.beg.row != R->selection.end.row
2446 || R->selection.end.col > R->TermWin.ncol)))
2447 CLEAR_SELECTION(R); 2694 CLEAR_ALL_SELECTION ();
2695}
2696
2697void
2698rxvt_term::selection_changed () NOTHROW
2699{
2700 line_t &r1 = ROW (selection.beg.row);
2701 while (selection.beg.col > 0 && r1.t [selection.beg.col] == NOCHAR)
2702 --selection.beg.col;
2703
2704 line_t &r2 = ROW (selection.end.row);
2705 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2706 ++selection.end.col;
2707
2708 want_refresh = 1;
2448} 2709}
2449 2710
2450/* ------------------------------------------------------------------------- */ 2711/* ------------------------------------------------------------------------- */
2451/* 2712/*
2452 * Paste a selection direct to the command fd 2713 * Paste a selection direct to the command fd
2453 */ 2714 */
2454void 2715void
2455rxvt_term::paste (const unsigned char *data, unsigned int len) 2716rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2456{ 2717{
2457 unsigned int i, j, n;
2458 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2459
2460#if 0
2461 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2462 ZERO_SCROLLBACK (r);
2463#endif
2464
2465 /* convert normal newline chars into common keyboard Return key sequence */ 2718 /* convert normal newline chars into common keyboard Return key sequence */
2466 for (i = 0; i < len; i += PROP_SIZE) 2719 for (unsigned int i = 0; i < len; i++)
2467 { 2720 if (data[i] == C0_LF)
2468 n = min (len - i, PROP_SIZE); 2721 data[i] = C0_CR;
2469 MEMCPY (ds, data + i, n);
2470 2722
2471 for (j = 0; j < n; j++) 2723 if (priv_modes & PrivMode_BracketPaste)
2472 if (ds[j] == '\n') 2724 tt_printf ("\x1b[200~");
2473 ds[j] = '\r';
2474 2725
2475 tt_write (ds, (int)n); 2726 tt_write (data, len);
2476 }
2477 2727
2478 free(ds); 2728 if (priv_modes & PrivMode_BracketPaste)
2729 tt_printf ("\x1b[201~");
2479} 2730}
2480 2731
2481/* ------------------------------------------------------------------------- */ 2732void
2482/* 2733rxvt_term::paste (char *data, unsigned int len) NOTHROW
2483 * Respond to a notification that a primary selection has been sent
2484 * EXT: SelectionNotify
2485 */
2486/* EXTPROTO */
2487int
2488rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2489{ 2734{
2490 long nread = 0; 2735 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2491 unsigned long bytes_after;
2492 XTextProperty ct;
2493 int dummy_count;
2494 char **cl;
2495
2496 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2497
2498 if (prop == None) /* check for failed XConvertSelection */
2499 {
2500 if ((R->selection_type & Sel_CompoundText))
2501 {
2502 int selnum = R->selection_type & Sel_whereMask;
2503
2504 R->selection_type = 0;
2505 if (selnum != Sel_direct)
2506 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2507 }
2508
2509 return 0; 2736 return;
2510 }
2511 2737
2512 for (;;) 2738 tt_paste (data, len);
2513 {
2514 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2515 (long)(PROP_SIZE / 4), delete_prop,
2516 AnyPropertyType, &ct.encoding, &ct.format,
2517 &ct.nitems, &bytes_after,
2518 &ct.value) != Success)
2519 break;
2520
2521 if (ct.encoding == 0)
2522 {
2523 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2524 break;
2525 }
2526
2527 if (ct.value == NULL)
2528 {
2529 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2530 continue;
2531 }
2532
2533 if (ct.nitems == 0)
2534 {
2535 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2536 if (R->selection_wait == Sel_normal && nread == 0)
2537 {
2538 /*
2539 * pass through again trying CUT_BUFFER0 if we've come from
2540 * XConvertSelection() but nothing was presented
2541 */
2542 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2543 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False);
2544 }
2545
2546 nread = -1; /* discount any previous stuff */
2547 break;
2548 }
2549
2550 nread += ct.nitems;
2551 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2552 &dummy_count) == Success && cl)
2553 {
2554 R->paste ((unsigned char *)cl[0], STRLEN (cl[0]));
2555 XFreeStringList (cl);
2556 }
2557 else
2558 R->paste (ct.value, ct.nitems);
2559
2560 if (bytes_after == 0)
2561 break;
2562
2563 XFree (ct.value);
2564 }
2565
2566 if (ct.value)
2567 XFree (ct.value);
2568
2569 if (R->selection_wait == Sel_normal)
2570 R->selection_wait = Sel_none;
2571
2572 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2573 return (int)nread;
2574} 2739}
2575 2740
2576void
2577rxvt_term::incr_cb (time_watcher &w)
2578{
2579 w.stop ();
2580 selection_wait = Sel_none;
2581
2582 rxvt_print_error("data loss: timeout on INCR selection paste");
2583}
2584
2585/*
2586 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2587 */
2588/* EXTPROTO */
2589void
2590rxvt_selection_property(pR_ Window win, Atom prop)
2591{
2592 int reget_time = 0;
2593
2594 if (prop == None)
2595 return;
2596 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2597 if (R->selection_wait == Sel_normal) {
2598 int a, afmt;
2599 Atom atype;
2600 unsigned long bytes_after, nitems;
2601 unsigned char *s = NULL;
2602
2603 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2604 R->xa[XA_INCR], &atype, &afmt, &nitems,
2605 &bytes_after, &s);
2606 if (s)
2607 XFree(s);
2608 if (a != Success)
2609 return;
2610#ifndef __CYGWIN32__
2611 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2612 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2613 XDeleteProperty(R->Xdisplay, win, prop);
2614 XFlush(R->Xdisplay);
2615 reget_time = 1;
2616 R->selection_wait = Sel_incr;
2617 }
2618#endif
2619 } else if (R->selection_wait == Sel_incr) {
2620 reget_time = 1;
2621 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2622 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2623 R->selection_wait = Sel_none;
2624 R->incr_ev.stop ();
2625 }
2626 }
2627 if (reget_time) /* received more data so reget time */
2628 R->incr_ev.start (NOW + 10);
2629}
2630/* ------------------------------------------------------------------------- */ 2741/* ------------------------------------------------------------------------- */
2631/* 2742/*
2632 * Request the current selection: 2743 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2633 * Order: > internal selection if available 2744 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2634 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2745 * as fallback
2635 * > CUT_BUFFER0
2636 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2637 * will auto fallback to CUT_BUFFER0
2638 * EXT: button 2 release 2746 * EXT: button 2 release
2639 */ 2747 */
2640/* EXTPROTO */
2641void 2748void
2642rxvt_selection_request(pR_ Time tm, int x, int y) 2749rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2643{ 2750{
2644 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2751 if (!selection_req)
2645 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2646 return; /* outside window */
2647
2648 if (R->selection.text != NULL) { /* internal selection */
2649 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2650 R->paste (R->selection.text, R->selection.len);
2651 return;
2652 } else {
2653 int i;
2654
2655 R->selection_request_time = tm;
2656 R->selection_wait = Sel_normal;
2657 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2658 R->selection_type = Sel_CompoundText;
2659 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i))
2660 return;
2661 }
2662 } 2752 {
2663 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2753 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2664 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2754 selection_req->run ();
2665 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2666}
2667
2668/* INTPROTO */
2669int
2670rxvt_selection_request_other(pR_ Atom target, int selnum)
2671{
2672 Atom sel;
2673#ifdef DEBUG_SELECT
2674 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2675#endif
2676
2677 R->selection_type |= selnum;
2678 if (selnum == Sel_Primary)
2679 sel = XA_PRIMARY;
2680 else if (selnum == Sel_Secondary)
2681 sel = XA_SECONDARY;
2682 else
2683 sel = R->xa[XA_CLIPBOARD];
2684 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2685 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2686 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2687 R->TermWin.vt, R->selection_request_time);
2688 return 1;
2689 } 2755 }
2690 return 0;
2691} 2756}
2692 2757
2693/* ------------------------------------------------------------------------- */ 2758/* ------------------------------------------------------------------------- */
2694/* 2759/*
2695 * Clear all selected text 2760 * Clear all selected text
2696 * EXT: SelectionClear 2761 * EXT: SelectionClear
2697 */ 2762 */
2698/* EXTPROTO */
2699void 2763void
2700rxvt_selection_clear(pR) 2764rxvt_term::selection_clear (bool clipboard) NOTHROW
2701{ 2765{
2702 D_SELECT((stderr, "rxvt_selection_clear()")); 2766 if (!clipboard)
2703 2767 {
2704 R->want_refresh = 1; 2768 want_refresh = 1;
2705 if (R->selection.text)
2706 free(R->selection.text); 2769 free (selection.text);
2707 R->selection.text = NULL; 2770 selection.text = NULL;
2708 R->selection.len = 0; 2771 selection.len = 0;
2709 CLEAR_SELECTION(R); 2772 CLEAR_SELECTION ();
2773
2774 if (display->selection_owner == this)
2775 display->selection_owner = 0;
2776 }
2777 else
2778 {
2779 free (selection.clip_text);
2780 selection.clip_text = NULL;
2781 selection.clip_len = 0;
2782
2783 if (display->clipboard_owner == this)
2784 display->clipboard_owner = 0;
2785 }
2710} 2786}
2711 2787
2712/* ------------------------------------------------------------------------- */ 2788/* ------------------------------------------------------------------------- */
2713/* 2789/*
2714 * Copy a selection into the cut buffer 2790 * Copy a selection into the cut buffer
2715 * EXT: button 1 or 3 release 2791 * EXT: button 1 or 3 release
2716 */ 2792 */
2717/* EXTPROTO */
2718void 2793void
2719rxvt_selection_make(pR_ Time tm) 2794rxvt_term::selection_make (Time tm)
2720{ 2795{
2721 int i, col, end_col, row, end_row; 2796 int size;
2722 unsigned char *new_selection_text; 2797 wchar_t *new_selection_text;
2723 char *str; 2798 text_t *t;
2724 text_t *t;
2725#ifdef ACS_ASCII
2726 rend_t *re;
2727#endif
2728 2799
2729 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2730 switch (R->selection.op) { 2800 switch (selection.op)
2801 {
2731 case SELECTION_CONT: 2802 case SELECTION_CONT:
2732 break; 2803 break;
2733 case SELECTION_INIT: 2804 case SELECTION_INIT:
2734 CLEAR_SELECTION(R); 2805 CLEAR_SELECTION ();
2735 /* FALLTHROUGH */ 2806 /* FALLTHROUGH */
2736 case SELECTION_BEGIN: 2807 case SELECTION_BEGIN:
2737 R->selection.op = SELECTION_DONE; 2808 selection.op = SELECTION_DONE;
2738 /* FALLTHROUGH */ 2809 /* FALLTHROUGH */
2739 default: 2810 default:
2740 return; 2811 return;
2741 } 2812 }
2813
2742 R->selection.op = SELECTION_DONE; 2814 selection.op = SELECTION_DONE;
2743 2815
2744 if (R->selection.clicks == 4) 2816 if (selection.clicks == 4)
2745 return; /* nothing selected, go away */ 2817 return; /* nothing selected, go away */
2746 2818
2819 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2820 return;
2821
2747 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2822 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2748 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2823 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2749 2824
2750 new_selection_text = (unsigned char *)str; 2825 int ofs = 0;
2826 int extra = 0;
2751 2827
2752 col = R->selection.beg.col; 2828 int col = selection.beg.col;
2753 MAX_IT(col, 0); 2829 int row = selection.beg.row;
2754 row = R->selection.beg.row + R->TermWin.saveLines;
2755 end_row = R->selection.end.row + R->TermWin.saveLines;
2756 2830
2831 int end_col;
2832
2757 for (; row <= end_row; row++, col = 0) 2833 for (; row <= selection.end.row; row++, col = 0)
2834 {
2835#if !ENABLE_MINIMAL
2836 if (selection.rect)
2758 { 2837 {
2759 t = &(R->screen.text[row][col]); 2838 col = selection.beg.col;
2760
2761 end_col = R->screen.tlen[row];
2762
2763 if (end_col == -1)
2764 end_col = R->TermWin.ncol; 2839 end_col = selection.end.col;
2840 }
2841 else
2842#endif
2843 end_col = ROW(row).l;
2765 2844
2845 col = max (col, 0);
2846
2766 if (row == end_row) 2847 if (row == selection.end.row)
2767 MIN_IT (end_col, R->selection.end.col); 2848 min_it (end_col, selection.end.col);
2768 2849
2850 t = ROW(row).t + col;
2851
2769 for (; col < end_col; col++) 2852 for (; col < end_col; col++)
2853 {
2770 if (*t == NOCHAR) 2854 if (*t == NOCHAR)
2771 t++; 2855 t++;
2856#if ENABLE_COMBINING
2857 else if (IS_COMPOSE (*t))
2858 {
2859 int len = rxvt_composite.expand (*t, 0);
2860
2861 extra -= (len - 1);
2862
2863 if (extra < 0)
2864 {
2865 extra += size;
2866 size += size;
2867 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2868 }
2869
2870 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2871 }
2872#endif
2772 else 2873 else
2773 { 2874 new_selection_text[ofs++] = *t++;
2774 int len = wctomb (str, *t++);
2775 if (len > 0)
2776 str += len;
2777 }
2778
2779 if (R->screen.tlen[row] != -1 && row != end_row)
2780 *str++ = '\n';
2781 } 2875 }
2782 2876
2783#ifndef NO_OLD_SELECTION 2877#if !ENABLE_MINIMAL
2784 if (R->selection_style == OLD_SELECT) 2878 if (selection.rect)
2785 if (end_col == R->TermWin.ncol)
2786 *str++ = '\n';
2787#endif
2788#ifndef NO_NEW_SELECTION
2789 if (R->selection_style != OLD_SELECT)
2790 if (end_col != R->selection.end.col)
2791 *str++ = '\n';
2792#endif
2793 *str = '\0';
2794
2795 i = str - (char *)new_selection_text;
2796 if (i == 0)
2797 { 2879 {
2880 while (ofs
2881 && new_selection_text[ofs - 1] != C0_LF
2882 && unicode::is_space (new_selection_text[ofs - 1]))
2883 --ofs;
2884
2885 new_selection_text[ofs++] = C0_LF;
2886 }
2887 else
2888#endif
2889 if (!ROW(row).is_longer ()
2890 && (row != selection.end.row || end_col != selection.end.col)
2891 && (row != selection.beg.row || selection.beg.col < ncol))
2892 new_selection_text[ofs++] = C0_LF;
2893 }
2894
2895 new_selection_text[ofs] = 0;
2896
2897 if (ofs == 0)
2898 {
2798 free (new_selection_text); 2899 free (new_selection_text);
2799 return; 2900 return;
2800 } 2901 }
2801 2902
2802 // due to MB_MAX_CUR, selection wastage is usually high
2803 if (str - (char *)new_selection_text > 1024)
2804 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2805
2806 R->selection.len = i;
2807 if (R->selection.text)
2808 free (R->selection.text); 2903 free (selection.text);
2809 2904
2810 R->selection.text = new_selection_text; 2905 // we usually allocate much more than necessary, so realloc it smaller again
2906 selection.len = ofs;
2907 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2811 2908
2812 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2909 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2813 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2910 return;
2814 rxvt_print_error("can't get primary selection"); 2911
2815 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2912 selection_grab (tm);
2816 PropModeReplace, R->selection.text, (int)R->selection.len); 2913}
2914
2915bool
2916rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2917{
2918 Atom sel;
2919
2920 if (!clipboard)
2921 {
2817 R->selection_time = tm; 2922 selection_time = tm;
2818 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2923 sel = XA_PRIMARY;
2924 }
2925 else
2926 {
2927 clipboard_time = tm;
2928 sel = xa[XA_CLIPBOARD];
2929 }
2930
2931 XSetSelectionOwner (dpy, sel, vt, tm);
2932 if (XGetSelectionOwner (dpy, sel) == vt)
2933 {
2934 display->set_selection_owner (this, clipboard);
2935 return true;
2936 }
2937 else
2938 {
2939 selection_clear (clipboard);
2940 return false;
2941 }
2942
2943#if 0
2944 XTextProperty ct;
2945
2946 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2947 {
2948 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2949 XFree (ct.value);
2950 }
2951#endif
2819} 2952}
2820 2953
2821/* ------------------------------------------------------------------------- */ 2954/* ------------------------------------------------------------------------- */
2822/* 2955/*
2823 * Mark or select text based upon number of clicks: 1, 2, or 3 2956 * Mark or select text based upon number of clicks: 1, 2, or 3
2824 * EXT: button 1 press 2957 * EXT: button 1 press
2825 */ 2958 */
2826void 2959void ecb_cold
2827rxvt_term::selection_click (int clicks, int x, int y) 2960rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2828{ 2961{
2829 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2830
2831 clicks = ((clicks - 1) % 3) + 1; 2962 clicks = ((clicks - 1) % 3) + 1;
2832 selection.clicks = clicks; /* save clicks so extend will work */ 2963 selection.clicks = clicks; /* save clicks so extend will work */
2833 2964
2965 if (clicks == 2 && !selection.rect
2966 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2967 {
2968 MEvent.clicks = 1; // what a mess
2969 selection.screen = current_screen;
2970 selection.op = SELECTION_CONT;
2971 return;
2972 }
2973
2834 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 2974 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2835 2975
2836 if (clicks == 2 || clicks == 3) 2976 if (clicks == 2 || clicks == 3)
2837 rxvt_selection_extend_colrow (this, selection.mark.col, 2977 selection_extend_colrow (selection.mark.col,
2838 selection.mark.row + TermWin.view_start, 2978 selection.mark.row - view_start,
2839 0, /* button 3 */ 2979 0, /* button 3 */
2840 1, /* button press */ 2980 1, /* button press */
2841 0); /* click change */ 2981 0); /* click change */
2842} 2982}
2843 2983
2844/* ------------------------------------------------------------------------- */ 2984/* ------------------------------------------------------------------------- */
2845/* 2985/*
2846 * Mark a selection at the specified col/row 2986 * Mark a selection at the specified col/row
2847 */ 2987 */
2848/* INTPROTO */ 2988void ecb_cold
2849void
2850rxvt_selection_start_colrow(pR_ int col, int row) 2989rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2851{ 2990{
2852 R->want_refresh = 1; 2991 want_refresh = 1;
2992
2993 selection.mark.row = row + view_start;
2853 R->selection.mark.col = col; 2994 selection.mark.col = col;
2854 R->selection.mark.row = row - R->TermWin.view_start; 2995
2855 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2996 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2856 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2997 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2998
2999 while (selection.mark.col > 0
3000 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2857 MAX_IT(R->selection.mark.col, 0); 3001 --selection.mark.col;
2858 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2859 3002
2860 if (R->selection.op) { /* clear the old selection */ 3003 if (selection.op)
3004 {
3005 /* clear the old selection */
2861 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3006 selection.beg.row = selection.end.row = selection.mark.row;
2862 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3007 selection.beg.col = selection.end.col = selection.mark.col;
2863 } 3008 }
3009
2864 R->selection.op = SELECTION_INIT; 3010 selection.op = SELECTION_INIT;
2865 R->selection.screen = R->current_screen; 3011 selection.screen = current_screen;
2866} 3012}
2867 3013
2868/* ------------------------------------------------------------------------- */ 3014/* ------------------------------------------------------------------------- */
2869/* 3015/*
2870 * Word select: select text for 2 clicks 3016 * Word select: select text for 2 clicks
2871 * We now only find out the boundary in one direction 3017 * We now only find out the boundary in one direction
2872 */ 3018 */
2873 3019
2874/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3020/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2875#define DELIMIT_TEXT(x) \ 3021#define DELIMIT_TEXT(x) \
2876 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3022 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2877#define DELIMIT_REND(x) 1 3023#define DELIMIT_REND(x) 1
2878 3024
2879/* INTPROTO */ 3025void ecb_cold
2880void
2881rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3026rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2882{ 3027{
2883 int col, row, dirnadd, tcol, trow, w1, w2; 3028 int col, row, dirnadd, tcol, trow, w1, w2;
2884 row_col_t bound; 3029 row_col_t bound;
2885 text_t *stp; 3030 text_t *stp;
2886 rend_t *srp; 3031 rend_t *srp;
2887 3032
2888 if (dirn == UP) { 3033 if (dirn == UP)
2889 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3034 {
3035 bound.row = top_row - 1;
2890 bound.col = 0; 3036 bound.col = 0;
2891 dirnadd = -1; 3037 dirnadd = -1;
2892 } else { 3038 }
2893 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3039 else
3040 {
3041 bound.row = nrow;
2894 bound.col = R->TermWin.ncol - 1; 3042 bound.col = ncol - 1;
2895 dirnadd = 1; 3043 dirnadd = 1;
2896 } 3044 }
2897 row = mark->row + R->TermWin.saveLines; 3045
3046 row = mark->row;
2898 col = mark->col; 3047 col = max (mark->col, 0);
2899 MAX_IT(col, 0); 3048
2900/* find the edge of a word */ 3049 /* find the edge of a word */
2901 stp = &(R->screen.text[row][col]); 3050 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2902 w1 = DELIMIT_TEXT(*stp); 3051 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2903 3052
2904 if (R->selection_style != NEW_SELECT) { 3053 for (;;)
2905 if (w1 == 1) { 3054 {
3055 for (; col != bound.col; col += dirnadd)
3056 {
2906 stp += dirnadd; 3057 stp += dirnadd;
2907 if (DELIMIT_TEXT(*stp) == 1)
2908 goto Old_Word_Selection_You_Die;
2909 col += dirnadd;
2910 }
2911 w1 = 0;
2912 }
2913 srp = (&R->screen.rend[row][col]);
2914 w2 = DELIMIT_REND(*srp);
2915
2916 for (;;) {
2917 for (; col != bound.col; col += dirnadd) {
2918 stp += dirnadd; 3058 srp += dirnadd;
3059
3060 if (*stp == NOCHAR)
3061 continue;
3062
2919 if (DELIMIT_TEXT(*stp) != w1) 3063 if (DELIMIT_TEXT (*stp) != w1)
3064 break;
3065 if (DELIMIT_REND (*srp) != w2)
3066 break;
3067 }
3068
3069 if ((col == bound.col) && (row != bound.row))
3070 {
3071 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3072 {
3073 trow = row + dirnadd;
3074 tcol = dirn == UP ? ncol - 1 : 0;
3075
3076 if (!ROW(trow).t)
2920 break; 3077 break;
2921 srp += dirnadd; 3078
2922 if (DELIMIT_REND(*srp) != w2) 3079 stp = ROW(trow).t + tcol;
3080 srp = ROW(trow).r + tcol;
3081
3082 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2923 break; 3083 break;
2924 } 3084
2925 if ((col == bound.col) && (row != bound.row)) {
2926 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2927 trow = row + dirnadd;
2928 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2929 if (R->screen.text[trow] == NULL)
2930 break;
2931 stp = &(R->screen.text[trow][tcol]);
2932 srp = &(R->screen.rend[trow][tcol]);
2933 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2934 break;
2935 row = trow; 3085 row = trow;
2936 col = tcol; 3086 col = tcol;
2937 continue; 3087 continue;
2938 } 3088 }
2939 } 3089 }
2940 break; 3090 break;
2941 } 3091 }
2942 Old_Word_Selection_You_Die:
2943 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));
2944 3092
2945 if (dirn == DN) 3093 if (dirn == DN)
2946 col++; /* put us on one past the end */ 3094 col++; /* put us on one past the end */
2947 3095
2948/* Poke the values back in */ 3096 /* Poke the values back in */
2949 ret->row = row - R->TermWin.saveLines; 3097 ret->row = row;
2950 ret->col = col; 3098 ret->col = col;
2951} 3099}
2952 3100
2953/* ------------------------------------------------------------------------- */ 3101/* ------------------------------------------------------------------------- */
2954/* 3102/*
2955 * Extend the selection to the specified x/y pixel location 3103 * Extend the selection to the specified x/y pixel location
2956 * EXT: button 3 press; button 1 or 3 drag 3104 * EXT: button 3 press; button 1 or 3 drag
2957 * flag == 0 ==> button 1 3105 * flag == 0 ==> button 1
2958 * flag == 1 ==> button 3 press 3106 * flag == 1 ==> button 3 press
2959 * flag == 2 ==> button 3 motion 3107 * flag == 2 ==> button 3 motion
2960 */ 3108 */
2961void 3109void ecb_cold
2962rxvt_term::selection_extend (int x, int y, int flag) 3110rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2963{ 3111{
2964 int col, row; 3112 int col = clamp (Pixel2Col (x), 0, ncol);
3113 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2965 3114
2966 col = Pixel2Col(x);
2967 row = Pixel2Row(y);
2968 MAX_IT(row, 0);
2969 MIN_IT(row, (int)TermWin.nrow - 1);
2970 MAX_IT(col, 0);
2971 MIN_IT(col, (int)TermWin.ncol);
2972
2973#ifndef NO_NEW_SELECTION
2974 /* 3115 /*
2975 * If we're selecting characters (single click) then we must check first 3116 * If we're selecting characters (single click) then we must check first
2976 * if we are at the same place as the original mark. If we are then 3117 * if we are at the same place as the original mark. If we are then
2977 * select nothing. Otherwise, if we're to the right of the mark, you have to 3118 * select nothing. Otherwise, if we're to the right of the mark, you have to
2978 * be _past_ a character for it to be selected. 3119 * be _past_ a character for it to be selected.
2979 */ 3120 */
2980 if (selection_style != OLD_SELECT)
2981 {
2982 if (((selection.clicks % 3) == 1) && !flag 3121 if (((selection.clicks % 3) == 1) && !flag
2983 && (col == selection.mark.col 3122 && (col == selection.mark.col
2984 && (row == selection.mark.row + TermWin.view_start))) 3123 && (row == selection.mark.row - view_start)))
2985 { 3124 {
2986 /* select nothing */ 3125 /* select nothing */
2987 selection.beg.row = selection.end.row = 0; 3126 selection.beg.row = selection.end.row = 0;
2988 selection.beg.col = selection.end.col = 0; 3127 selection.beg.col = selection.end.col = 0;
2989 selection.clicks = 4; 3128 selection.clicks = 4;
2990 want_refresh = 1; 3129 want_refresh = 1;
2991 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2992 return; 3130 return;
2993 }
2994 } 3131 }
2995#endif 3132
2996 if (selection.clicks == 4) 3133 if (selection.clicks == 4)
2997 selection.clicks = 1; 3134 selection.clicks = 1;
2998 3135
2999 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3136 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3000 flag == 1 ? 1 : 0, /* ? button press */ 3137 flag == 1 ? 1 : 0, /* ? button press */
3001 0); /* no click change */ 3138 0); /* no click change */
3002} 3139}
3003 3140
3004/* ------------------------------------------------------------------------- */ 3141/* ------------------------------------------------------------------------- */
3005/* 3142/*
3006 * Extend the selection to the specified col/row 3143 * Extend the selection to the specified col/row
3007 */ 3144 */
3008/* INTPROTO */ 3145void ecb_cold
3009void
3010rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3146rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3011{ 3147{
3012 int16_t ncol = R->TermWin.ncol;
3013 int end_col;
3014 row_col_t pos; 3148 row_col_t pos;
3015 enum { 3149 enum {
3016 LEFT, RIGHT 3150 LEFT, RIGHT
3017 } closeto = RIGHT; 3151 } closeto = RIGHT;
3018 3152
3019 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));
3020 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));
3021
3022 R->want_refresh = 1;
3023 switch (R->selection.op) { 3153 switch (selection.op)
3154 {
3024 case SELECTION_INIT: 3155 case SELECTION_INIT:
3025 CLEAR_SELECTION(R); 3156 CLEAR_SELECTION ();
3026 R->selection.op = SELECTION_BEGIN; 3157 selection.op = SELECTION_BEGIN;
3027 /* FALLTHROUGH */ 3158 /* FALLTHROUGH */
3028 case SELECTION_BEGIN: 3159 case SELECTION_BEGIN:
3029 if (row != R->selection.mark.row || col != R->selection.mark.col 3160 if (row != selection.mark.row || col != selection.mark.col
3030 || (!button3 && buttonpress)) 3161 || (!button3 && buttonpress))
3031 R->selection.op = SELECTION_CONT; 3162 selection.op = SELECTION_CONT;
3032 break; 3163 break;
3033 case SELECTION_DONE: 3164 case SELECTION_DONE:
3034 R->selection.op = SELECTION_CONT; 3165 selection.op = SELECTION_CONT;
3035 /* FALLTHROUGH */ 3166 /* FALLTHROUGH */
3036 case SELECTION_CONT: 3167 case SELECTION_CONT:
3037 break; 3168 break;
3038 case SELECTION_CLEAR: 3169 case SELECTION_CLEAR:
3039 rxvt_selection_start_colrow(aR_ col, row); 3170 selection_start_colrow (col, row);
3040 /* FALLTHROUGH */ 3171 /* FALLTHROUGH */
3041 default: 3172 default:
3042 return; 3173 return;
3043 } 3174 }
3175
3044 if (R->selection.beg.col == R->selection.end.col 3176 if (selection.beg.col == selection.end.col
3045 && R->selection.beg.col != R->selection.mark.col 3177 && selection.beg.col != selection.mark.col
3046 && R->selection.beg.row == R->selection.end.row 3178 && selection.beg.row == selection.end.row
3047 && R->selection.beg.row != R->selection.mark.row) { 3179 && selection.beg.row != selection.mark.row)
3180 {
3048 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3181 selection.beg.col = selection.end.col = selection.mark.col;
3049 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3182 selection.beg.row = selection.end.row = selection.mark.row;
3050 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));
3051 } 3183 }
3052 3184
3053 pos.col = col; 3185 pos.col = col;
3054 pos.row = row; 3186 pos.row = view_start + row;
3055 3187
3056 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3188 /*
3057 3189 * This is mainly xterm style selection with a couple of differences, mainly
3058#ifndef NO_OLD_SELECTION 3190 * in the way button3 drag extension works.
3059/* 3191 * We're either doing: button1 drag; button3 press; or button3 drag
3060 * This mimics some of the selection behaviour of version 2.20 and before. 3192 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3061 * There are no ``selection modes'', button3 is always character extension. 3193 * is always at the left/right edge of the selection.
3062 * Note: button3 drag is always available, c.f. v2.20 3194 * b) button3 press: extend/contract character/word/line at whichever edge of
3063 * Selection always terminates (left or right as appropriate) at the mark. 3195 * the selection we are closest to.
3196 * c) button3 drag : extend/contract character/word/line - we select around
3197 * a point/word/line which is either the start or end of the selection
3198 * and it was decided by whichever point/word/line was `fixed' at the
3199 * time of the most recent button3 press
3064 */ 3200 */
3065 if (R->selection_style == OLD_SELECT) { 3201 if (button3 && buttonpress)
3066 if (R->selection.clicks == 1 || button3) { 3202 {
3067 if (R->hate_those_clicks) { 3203 /* button3 press */
3068 R->hate_those_clicks = 0; 3204 /*
3069 if (R->selection.clicks == 1) { 3205 * first determine which edge of the selection we are closest to
3070 R->selection.beg.row = R->selection.mark.row; 3206 */
3071 R->selection.beg.col = R->selection.mark.col; 3207 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3072 } else { 3208 || (!ROWCOL_IS_AFTER (pos, selection.end)
3209 && (((pos.col - selection.beg.col)
3210 + ((pos.row - selection.beg.row) * ncol))
3211 < ((selection.end.col - pos.col)
3212 + ((selection.end.row - pos.row) * ncol)))))
3213 closeto = LEFT;
3214
3215 if (closeto == LEFT)
3216 {
3217 selection.beg.row = pos.row;
3218 selection.beg.col = pos.col;
3219 selection.mark.row = selection.end.row;
3220 selection.mark.col = selection.end.col - (selection.clicks == 2);
3221 }
3222 else
3223 {
3224 selection.end.row = pos.row;
3225 selection.end.col = pos.col;
3073 R->selection.mark.row = R->selection.beg.row; 3226 selection.mark.row = selection.beg.row;
3074 R->selection.mark.col = R->selection.beg.col; 3227 selection.mark.col = selection.beg.col;
3228 }
3229 }
3230 else
3231 {
3232 /* button1 drag or button3 drag */
3233 if (ROWCOL_IS_AFTER (selection.mark, pos))
3234 {
3235 if (selection.mark.row == selection.end.row
3236 && selection.mark.col == selection.end.col
3237 && clickchange
3238 && selection.clicks == 2)
3239 selection.mark.col--;
3240
3241 selection.beg.row = pos.row;
3242 selection.beg.col = pos.col;
3243 selection.end.row = selection.mark.row;
3244 selection.end.col = selection.mark.col + (selection.clicks == 2);
3245 }
3246 else
3247 {
3248 selection.beg.row = selection.mark.row;
3249 selection.beg.col = selection.mark.col;
3250 selection.end.row = pos.row;
3251 selection.end.col = pos.col;
3252 }
3253 }
3254
3255 if (selection.clicks == 1)
3256 {
3257 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3258 && !ROW(selection.beg.row).is_longer ()
3259#if !ENABLE_MINIMAL
3260 && !selection.rect
3261#endif
3262 )
3263 selection.beg.col = ncol;
3264
3265 if (
3266 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3267 && !ROW(selection.end.row).is_longer ()
3268#if !ENABLE_MINIMAL
3269 && !selection.rect
3270#endif
3271 )
3272 selection.end.col = ncol;
3273 }
3274 else if (selection.clicks == 2)
3275 {
3276 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3277 selection.end.col--;
3278
3279 selection_delimit_word (UP, &selection.beg, &selection.beg);
3280 selection_delimit_word (DN, &selection.end, &selection.end);
3281 }
3282 else if (selection.clicks == 3)
3283 {
3284#if ENABLE_FRILLS
3285 if (option (Opt_tripleclickwords))
3286 {
3287 selection_delimit_word (UP, &selection.beg, &selection.beg);
3288
3289 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3290 {
3291 if (!ROW(end_row).is_longer ())
3292 {
3293 selection.end.row = end_row;
3294 selection.end.col = ROW(end_row).l;
3295# if !ENABLE_MINIMAL
3296 selection_remove_trailing_spaces ();
3297# endif
3298 break;
3075 } 3299 }
3076 } 3300 }
3077 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3078 R->selection.end.row = R->selection.mark.row;
3079 R->selection.end.col = R->selection.mark.col + 1;
3080 R->selection.beg.row = pos.row;
3081 R->selection.beg.col = pos.col;
3082 } else {
3083 R->selection.beg.row = R->selection.mark.row;
3084 R->selection.beg.col = R->selection.mark.col;
3085 R->selection.end.row = pos.row;
3086 R->selection.end.col = pos.col + 1;
3087 } 3301 }
3088 } else if (R->selection.clicks == 2) { 3302 else
3089 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3303#endif
3090 &(R->selection.beg)); 3304 {
3091 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3305 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3092 &(R->selection.end)); 3306 selection.mark.col++;
3093 R->hate_those_clicks = 1; 3307
3094 } else if (R->selection.clicks == 3) {
3095 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3096 R->selection.beg.col = 0; 3308 selection.beg.col = 0;
3097 R->selection.end.col = ncol; 3309 selection.end.col = ncol;
3098 R->hate_those_clicks = 1; 3310
3099 } 3311 // select a complete logical line
3100 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)); 3312 while (selection.beg.row > -saveLines
3101 return; 3313 && ROW(selection.beg.row - 1).is_longer ())
3102 } 3314 selection.beg.row--;
3103#endif /* ! NO_OLD_SELECTION */ 3315
3104#ifndef NO_NEW_SELECTION 3316 while (selection.end.row < nrow
3105/* selection_style must not be OLD_SELECT to get here */ 3317 && ROW(selection.end.row).is_longer ())
3106/* 3318 selection.end.row++;
3107 * This is mainly xterm style selection with a couple of differences, mainly
3108 * in the way button3 drag extension works.
3109 * We're either doing: button1 drag; button3 press; or button3 drag
3110 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3111 * is always at the left/right edge of the R->selection.
3112 * b) button3 press: extend/contract character/word/line at whichever edge of
3113 * the selection we are closest to.
3114 * c) button3 drag : extend/contract character/word/line - we select around
3115 * a point/word/line which is either the start or end of the selection
3116 * and it was decided by whichever point/word/line was `fixed' at the
3117 * time of the most recent button3 press
3118 */
3119 if (button3 && buttonpress) { /* button3 press */
3120 /* 3319 }
3121 * first determine which edge of the selection we are closest to 3320 }
3122 */ 3321
3123 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3322 if (button3 && buttonpress)
3124 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3323 {
3125 && (((pos.col - R->selection.beg.col) 3324 /* mark may need to be changed */
3126 + ((pos.row - R->selection.beg.row) * ncol))
3127 < ((R->selection.end.col - pos.col)
3128 + ((R->selection.end.row - pos.row) * ncol)))))
3129 closeto = LEFT;
3130 if (closeto == LEFT) { 3325 if (closeto == LEFT)
3131 R->selection.beg.row = pos.row; 3326 {
3132 R->selection.beg.col = pos.col;
3133 R->selection.mark.row = R->selection.end.row; 3327 selection.mark.row = selection.end.row;
3134 R->selection.mark.col = R->selection.end.col 3328 selection.mark.col = selection.end.col - (selection.clicks == 2);
3135 - (R->selection.clicks == 2); 3329 }
3136 } else { 3330 else
3137 R->selection.end.row = pos.row; 3331 {
3138 R->selection.end.col = pos.col;
3139 R->selection.mark.row = R->selection.beg.row; 3332 selection.mark.row = selection.beg.row;
3140 R->selection.mark.col = R->selection.beg.col; 3333 selection.mark.col = selection.beg.col;
3141 }
3142 } else { /* button1 drag or button3 drag */
3143 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3144 if ((R->selection.mark.row == R->selection.end.row)
3145 && (R->selection.mark.col == R->selection.end.col)
3146 && clickchange && R->selection.clicks == 2)
3147 R->selection.mark.col--;
3148 R->selection.beg.row = pos.row;
3149 R->selection.beg.col = pos.col;
3150 R->selection.end.row = R->selection.mark.row;
3151 R->selection.end.col = R->selection.mark.col
3152 + (R->selection.clicks == 2);
3153 } else {
3154 R->selection.beg.row = R->selection.mark.row;
3155 R->selection.beg.col = R->selection.mark.col;
3156 R->selection.end.row = pos.row;
3157 R->selection.end.col = pos.col;
3158 }
3159 }
3160
3161 if (R->selection.clicks == 1) {
3162 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3163 if (end_col != -1 && R->selection.beg.col > end_col) {
3164#if 1
3165 R->selection.beg.col = ncol;
3166#else
3167 if (R->selection.beg.row != R->selection.end.row)
3168 R->selection.beg.col = ncol;
3169 else
3170 R->selection.beg.col = R->selection.mark.col;
3171#endif
3172 }
3173 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3174 if (end_col != -1 && R->selection.end.col > end_col)
3175 R->selection.end.col = ncol;
3176
3177 } else if (R->selection.clicks == 2) {
3178 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3179 R->selection.end.col--;
3180 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3181 &(R->selection.beg));
3182 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3183 &(R->selection.end));
3184 } else if (R->selection.clicks == 3) {
3185#ifndef NO_FRILLS
3186 if ((R->Options & Opt_tripleclickwords)) {
3187 int end_row;
3188
3189 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3190 &(R->selection.beg));
3191 end_row = R->screen.tlen[R->selection.mark.row
3192 + R->TermWin.saveLines];
3193 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3194 end_row++) {
3195 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3196 if (end_col != -1) {
3197 R->selection.end.row = end_row;
3198 R->selection.end.col = end_col;
3199 rxvt_selection_remove_trailing_spaces(aR);
3200 break;
3201 }
3202 }
3203 } else
3204#endif
3205 { 3334 }
3206 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3207 R->selection.mark.col++;
3208 R->selection.beg.col = 0;
3209 R->selection.end.col = ncol;
3210 }
3211 } 3335 }
3212 if (button3 && buttonpress) { /* mark may need to be changed */
3213 if (closeto == LEFT) {
3214 R->selection.mark.row = R->selection.end.row;
3215 R->selection.mark.col = R->selection.end.col
3216 - (R->selection.clicks == 2);
3217 } else {
3218 R->selection.mark.row = R->selection.beg.row;
3219 R->selection.mark.col = R->selection.beg.col;
3220 }
3221 }
3222 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));
3223#endif /* ! NO_NEW_SELECTION */
3224}
3225 3336
3226#ifndef NO_FRILLS 3337#if !ENABLE_MINIMAL
3227/* INTPROTO */ 3338 if (selection.rect && selection.beg.col > selection.end.col)
3228void 3339 ::swap (selection.beg.col, selection.end.col);
3340#endif
3341
3342 selection_changed ();
3343}
3344
3345#if !ENABLE_MINIMAL
3346void ecb_cold
3229rxvt_selection_remove_trailing_spaces(pR) 3347rxvt_term::selection_remove_trailing_spaces () NOTHROW
3230{ 3348{
3231 int32_t end_col, end_row; 3349 int32_t end_col, end_row;
3232 text_t *stp; 3350 text_t *stp;
3233 3351
3234 end_col = R->selection.end.col; 3352 end_col = selection.end.col;
3235 end_row = R->selection.end.row; 3353 end_row = selection.end.row;
3354
3236 for ( ; end_row >= R->selection.beg.row; ) { 3355 for (; end_row >= selection.beg.row; )
3237 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3356 {
3357 stp = ROW(end_row).t;
3358
3238 while (--end_col >= 0) { 3359 while (--end_col >= 0)
3239 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3240 break;
3241 } 3360 {
3242 if (end_col >= 0 3361 if (stp[end_col] != NOCHAR
3243 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3362 && !unicode::is_space (stp[end_col]))
3244 R->selection.end.col = end_col + 1;
3245 R->selection.end.row = end_row;
3246 break; 3363 break;
3247 } 3364 }
3365
3366 if (end_col >= 0
3367 || !ROW(end_row - 1).is_longer ())
3368 {
3369 selection.end.col = end_col + 1;
3370 selection.end.row = end_row;
3371 break;
3372 }
3373
3248 end_row--; 3374 end_row--;
3249 end_col = R->TermWin.ncol; 3375 end_col = ncol;
3250 } 3376 }
3377
3251 if (R->selection.mark.row > R->selection.end.row) { 3378 if (selection.mark.row > selection.end.row)
3379 {
3252 R->selection.mark.row = R->selection.end.row; 3380 selection.mark.row = selection.end.row;
3253 R->selection.mark.col = R->selection.end.col; 3381 selection.mark.col = selection.end.col;
3382 }
3254 } else if (R->selection.mark.row == R->selection.end.row 3383 else if (selection.mark.row == selection.end.row
3255 && R->selection.mark.col > R->selection.end.col) 3384 && selection.mark.col > selection.end.col)
3256 R->selection.mark.col = R->selection.end.col; 3385 selection.mark.col = selection.end.col;
3257} 3386}
3258#endif 3387#endif
3259 3388
3260/* ------------------------------------------------------------------------- */ 3389/* ------------------------------------------------------------------------- */
3261/* 3390/*
3262 * Double click on button 3 when already selected 3391 * Double click on button 3 when already selected
3263 * EXT: button 3 double click 3392 * EXT: button 3 double click
3264 */ 3393 */
3265void 3394void ecb_cold
3266rxvt_term::selection_rotate (int x, int y) 3395rxvt_term::selection_rotate (int x, int y) NOTHROW
3267{ 3396{
3268 selection.clicks = selection.clicks % 3 + 1; 3397 selection.clicks = selection.clicks % 3 + 1;
3269 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3398 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3270} 3399}
3271
3272/* ------------------------------------------------------------------------- */
3273/*
3274 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3275 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3276 * the X11 protocol.
3277 */
3278typedef CARD32 Atom32;
3279 3400
3280/* ------------------------------------------------------------------------- */ 3401/* ------------------------------------------------------------------------- */
3281/* 3402/*
3282 * Respond to a request for our current selection 3403 * Respond to a request for our current selection
3283 * EXT: SelectionRequest 3404 * EXT: SelectionRequest
3284 */ 3405 */
3285/* EXTPROTO */ 3406void ecb_cold
3286void
3287rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3407rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3288{ 3408{
3409 Atom property = rq.property == None ? rq.target : rq.property;
3289 XSelectionEvent ev; 3410 XSelectionEvent ev;
3290#ifdef USE_XIM 3411
3412 ev.type = SelectionNotify;
3413 ev.property = None;
3414 ev.display = rq.display;
3415 ev.requestor = rq.requestor;
3416 ev.selection = rq.selection;
3417 ev.target = rq.target;
3418 ev.time = rq.time;
3419
3420 if (rq.target == xa[XA_TARGETS])
3421 {
3291 Atom32 target_list[4]; 3422 Atom target_list[6];
3423 Atom *target = target_list;
3424
3425 *target++ = xa[XA_TARGETS];
3426 *target++ = xa[XA_TIMESTAMP];
3427 *target++ = XA_STRING;
3428 *target++ = xa[XA_TEXT];
3429 *target++ = xa[XA_COMPOUND_TEXT];
3430#if X_HAVE_UTF8_STRING
3431 *target++ = xa[XA_UTF8_STRING];
3432#endif
3433
3434 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3435 32, PropModeReplace,
3436 (unsigned char *)target_list, target - target_list);
3437 ev.property = property;
3438 }
3439#if TODO // TODO
3440 else if (rq.target == xa[XA_MULTIPLE])
3441 {
3442 /* TODO: Handle MULTIPLE */
3443 }
3444#endif
3445 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3446 {
3447 XChangeProperty (dpy, rq.requestor, property, rq.target,
3448 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3449 ev.property = property;
3450 }
3451 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3452 {
3453 XChangeProperty (dpy, rq.requestor, property, rq.target,
3454 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3455 ev.property = property;
3456 }
3457 else if (rq.target == XA_STRING
3458 || rq.target == xa[XA_TEXT]
3459 || rq.target == xa[XA_COMPOUND_TEXT]
3460 || rq.target == xa[XA_UTF8_STRING]
3461 )
3462 {
3463 XTextProperty ct;
3464 Atom target = rq.target;
3465 short freect = 0;
3466 int selectlen;
3467 wchar_t *cl;
3468 enum {
3469 enc_string = XStringStyle,
3470 enc_text = XStdICCTextStyle,
3471 enc_compound_text = XCompoundTextStyle,
3472#ifdef X_HAVE_UTF8_STRING
3473 enc_utf8 = XUTF8StringStyle,
3292#else 3474#else
3293 Atom32 target_list[3]; 3475 enc_utf8 = -1,
3294#endif 3476#endif
3295 Atom target; 3477 } style;
3296 XTextProperty ct;
3297 XICCEncodingStyle style;
3298 char *cl[2], dummy[1];
3299 3478
3300 ev.type = SelectionNotify;
3301 ev.property = None;
3302 ev.display = rq->display;
3303 ev.requestor = rq->requestor;
3304 ev.selection = rq->selection;
3305 ev.target = rq->target;
3306 ev.time = rq->time;
3307
3308 if (rq->target == R->xa[XA_TARGETS]) {
3309 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3310 target_list[1] = (Atom32) XA_STRING;
3311 target_list[2] = (Atom32) R->xa[XA_TEXT];
3312#ifdef USE_XIM
3313 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3314#endif
3315 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3316 (8 * sizeof(target_list[0])), PropModeReplace,
3317 (unsigned char *)target_list,
3318 (sizeof(target_list) / sizeof(target_list[0])));
3319 ev.property = rq->property;
3320 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3321 /* TODO: Handle MULTIPLE */
3322 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3323 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3324 (8 * sizeof(Time)), PropModeReplace,
3325 (unsigned char *)&R->selection_time, 1);
3326 ev.property = rq->property;
3327 } else if (rq->target == XA_STRING
3328 || rq->target == R->xa[XA_COMPOUND_TEXT]
3329 || rq->target == R->xa[XA_TEXT]) {
3330#ifdef USE_XIM
3331 short freect = 0;
3332#endif
3333 int selectlen;
3334
3335#ifdef USE_XIM
3336 if (rq->target != XA_STRING) { 3479 if (target == XA_STRING)
3480 // we actually don't do XA_STRING, but who cares, as i18n clients
3481 // will ask for another format anyways.
3482 style = enc_string;
3483 else if (target == xa[XA_TEXT])
3484 style = enc_text;
3485 else if (target == xa[XA_COMPOUND_TEXT])
3486 style = enc_compound_text;
3487#if !ENABLE_MINIMAL
3488 else if (target == xa[XA_UTF8_STRING])
3489 style = enc_utf8;
3490#endif
3491 else
3492 {
3337 target = R->xa[XA_COMPOUND_TEXT]; 3493 target = xa[XA_COMPOUND_TEXT];
3338 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3494 style = enc_compound_text;
3339 ? XCompoundTextStyle : XStdICCTextStyle;
3340 } else
3341#endif
3342 { 3495 }
3343 target = XA_STRING; 3496
3344 style = XStringStyle; 3497 if (rq.selection == XA_PRIMARY && selection.text)
3345 } 3498 {
3346 if (R->selection.text) {
3347 cl[0] = (char *)R->selection.text; 3499 cl = selection.text;
3348 selectlen = R->selection.len; 3500 selectlen = selection.len;
3501 }
3502 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3503 {
3504 cl = selection.clip_text;
3505 selectlen = selection.clip_len;
3506 }
3349 } else { 3507 else
3350 cl[0] = dummy; 3508 {
3351 *dummy = '\0'; 3509 cl = L"";
3352 selectlen = 0; 3510 selectlen = 0;
3511 }
3512
3513#if !ENABLE_MINIMAL
3514 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3515 // so recode it manually
3516 if (style == enc_utf8)
3353 } 3517 {
3354#ifdef USE_XIM
3355 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3356 == Success) /* if we failed to convert then send it raw */
3357 freect = 1; 3518 freect = 1;
3519 ct.encoding = target;
3520 ct.format = 8;
3521 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3522 ct.nitems = strlen ((char *)ct.value);
3523 }
3358 else 3524 else
3359#endif 3525#endif
3526 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3527 freect = 1;
3528 else
3360 { 3529 {
3530 /* if we failed to convert then send it raw */
3361 ct.value = (unsigned char *)cl[0]; 3531 ct.value = (unsigned char *)cl;
3362 ct.nitems = selectlen; 3532 ct.nitems = selectlen;
3533 ct.encoding = target;
3363 } 3534 }
3535
3364 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3536 XChangeProperty (dpy, rq.requestor, property,
3365 target, 8, PropModeReplace, 3537 ct.encoding, 8, PropModeReplace,
3366 ct.value, (int)ct.nitems); 3538 ct.value, (int)ct.nitems);
3367 ev.property = rq->property; 3539 ev.property = property;
3368#ifdef USE_XIM 3540
3369 if (freect) 3541 if (freect)
3370 XFree(ct.value); 3542 XFree (ct.value);
3371#endif
3372 } 3543 }
3544
3373 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3545 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3374} 3546}
3375 3547
3376/* ------------------------------------------------------------------------- * 3548/* ------------------------------------------------------------------------- */
3377 * MOUSE ROUTINES *
3378 * ------------------------------------------------------------------------- */
3379
3380/*
3381 * return col/row values corresponding to x/y pixel values
3382 */
3383void
3384rxvt_term::pixel_position (int *x, int *y)
3385{
3386 *x = Pixel2Col(*x);
3387 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3388 *y = Pixel2Row(*y);
3389 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3390}
3391
3392/* ------------------------------------------------------------------------- */
3393#ifdef USE_XIM 3549#if USE_XIM
3394void 3550void ecb_cold
3395rxvt_term::set_position (XPoint *pos) 3551rxvt_term::im_set_position (XPoint &pos) NOTHROW
3396{ 3552{
3397 XWindowAttributes xwa; 3553 XWindowAttributes xwa;
3398 3554
3399 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3555 XGetWindowAttributes (dpy, vt, &xwa);
3556
3400 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3557 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3401 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3558 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3402} 3559}
3403
3404#endif 3560#endif
3405/* ------------------------------------------------------------------------- */ 3561
3406 3562#if ENABLE_OVERLAY
3563void
3564rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3565{
3566 if (nrow < 1 || ncol < 1)
3567 return;
3568
3569 want_refresh = 1;
3570
3571 scr_overlay_off ();
3572
3573 if (x < 0) x = ncol - w;
3574 if (y < 0) y = nrow - h;
3575
3576 // make space for border
3577 w += 2; min_it (w, ncol);
3578 h += 2; min_it (h, nrow);
3579
3580 x -= 1; clamp_it (x, 0, ncol - w);
3581 y -= 1; clamp_it (y, 0, nrow - h);
3582
3583 ov.x = x; ov.y = y;
3584 ov.w = w; ov.h = h;
3585
3586 ov.text = new text_t *[h];
3587 ov.rend = new rend_t *[h];
3588
3589 for (y = 0; y < h; y++)
3590 {
3591 text_t *tp = ov.text[y] = new text_t[w];
3592 rend_t *rp = ov.rend[y] = new rend_t[w];
3593
3594 text_t t0, t1, t2;
3595 rend_t r = OVERLAY_RSTYLE;
3596
3597 if (y == 0)
3598 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3599 else if (y < h - 1)
3600 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3601 else
3602 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3603
3604 *tp++ = t0;
3605 *rp++ = r;
3606
3607 for (x = w - 2; x > 0; --x)
3608 {
3609 *tp++ = t1;
3610 *rp++ = r;
3611 }
3612
3613 *tp = t2;
3614 *rp = r;
3615 }
3616}
3617
3618void
3619rxvt_term::scr_overlay_off () NOTHROW
3620{
3621 if (!ov.text)
3622 return;
3623
3624 want_refresh = 1;
3625
3626 for (int y = 0; y < ov.h; y++)
3627 {
3628 delete [] ov.text[y];
3629 delete [] ov.rend[y];
3630 }
3631
3632 delete [] ov.text; ov.text = 0;
3633 delete [] ov.rend; ov.rend = 0;
3634}
3635
3636void
3637rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3638{
3639 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3640 return;
3641
3642 x++, y++;
3643
3644 ov.text[y][x] = text;
3645 ov.rend[y][x] = rend;
3646}
3647
3648void
3649rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3650{
3651 while (*s)
3652 scr_overlay_set (x++, y, *s++);
3653}
3654
3655void
3656rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3657{
3658 while (*s)
3659 {
3660 text_t t = *s++;
3661 int width = WCWIDTH (t);
3662
3663 while (width--)
3664 {
3665 scr_overlay_set (x++, y, t);
3666 t = NOCHAR;
3667 }
3668 }
3669}
3670
3671void
3672rxvt_term::scr_swap_overlay () NOTHROW
3673{
3674 if (!ov.text)
3675 return;
3676
3677 // hide cursor if it is within the overlay area
3678 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3679 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3680 screen.flags &= ~Screen_VisibleCursor;
3681
3682 // swap screen mem with overlay
3683 for (int y = ov.h; y--; )
3684 {
3685 text_t *t1 = ov.text[y];
3686 rend_t *r1 = ov.rend[y];
3687
3688 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3689 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3690
3691 for (int x = ov.w; x--; )
3692 {
3693 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3694 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3695 }
3696 }
3697}
3698
3699#endif
3407/* ------------------------------------------------------------------------- * 3700/* ------------------------------------------------------------------------- */
3408 * DEBUG ROUTINES *
3409 * ------------------------------------------------------------------------- */
3410#if 0
3411/* INTPROTO */
3412void
3413rxvt_debug_colors(void)
3414{
3415 int color;
3416 const char *name[] = {
3417 "fg", "bg",
3418 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3419 };
3420 3701
3421 fprintf(stderr, "Color ( ");
3422 if (R->rstyle & RS_RVid)
3423 fprintf(stderr, "rvid ");
3424 if (R->rstyle & RS_Bold)
3425 fprintf(stderr, "bold ");
3426 if (R->rstyle & RS_Blink)
3427 fprintf(stderr, "blink ");
3428 if (R->rstyle & RS_Uline)
3429 fprintf(stderr, "uline ");
3430 fprintf(stderr, "): ");
3431
3432 color = GET_FGCOLOR(R->rstyle);
3433#ifndef NO_BRIGHTCOLOR
3434 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3435 color -= (minBrightCOLOR - minCOLOR);
3436 fprintf(stderr, "bright ");
3437 }
3438#endif
3439 fprintf(stderr, "%s on ", name[color]);
3440
3441 color = GET_BGCOLOR(R->rstyle);
3442#ifndef NO_BRIGHTCOLOR
3443 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3444 color -= (minBrightCOLOR - minCOLOR);
3445 fprintf(stderr, "bright ");
3446 }
3447#endif
3448 fprintf(stderr, "%s\n", name[color]);
3449}
3450#endif

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines