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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.16 by pcg, Fri Jan 16 22:11:09 2004 UTC vs.
Revision 1.438 by sf-exg, Mon Mar 25 15:41:07 2013 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.16 2004/01/16 22:11:09 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; talloc = 0;
453 delete ralloc; ralloc = 0;
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
923 if (ecb_unlikely (screen.flags & Screen_Insert))
924 scr_insdel_chars (width, INSERT);
925
926 if (width != 0)
927 {
928#if !UNICODE_3
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
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 938 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
904 // rely on wcwidth to tell us the character width, at least for non-ascii
905 int width = c <= 128 ? 1 : wcwidth (c);
906 939
907 // width 0 characters (e.g. combining chars) are ignored. your problem, really 940 // if the character doesn't fit into the remaining columns...
908 while (width-- > 0) 941 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
909 { 942 {
910 stp[R->screen.cur.col] = c; 943 if (screen.flags & Screen_Autowrap)
911 srp[R->screen.cur.col] = rend; 944 {
912 945 // ... artificially enlargen the previous one
913 if (R->screen.cur.col < last_col - 1) 946 c = NOCHAR;
914 R->screen.cur.col++; 947 // and try the same character next loop iteration
948 --str;
949 }
915 else 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
916 { 971 {
917 R->screen.tlen[row] = last_col; 972 line->l = ncol;
918 if (R->screen.flags & Screen_Autowrap) 973 if (screen.flags & Screen_Autowrap)
919 R->screen.flags |= Screen_WrapNext; 974 screen.flags |= Screen_WrapNext;
920 break; 975
976 goto end_of_line;
921 } 977 }
922 978
923 c = NOCHAR; 979 c = NOCHAR;
924 } 980 }
925 } 981 while (ecb_unlikely (--width > 0));
926 if (R->screen.tlen[row] != -1) /* XXX: think about this */
927 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
928 982
929/* 983 // pad with spaces when overwriting wide character with smaller one
930 * If we wrote anywhere in the selected area, kill the selection 984 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
931 * XXX: should we kill the mark too? Possibly, but maybe that 985 {
932 * should be a similar check. 986 line->t[c] = ' ';
933 */ 987 line->r[c] = rend;
934 if (clearsel) 988 }
935 CLEAR_SELECTION(R);
936 989
937#ifdef DEBUG_STRICT 990end_of_line:
991 ;
992 }
993#if ENABLE_COMBINING
994 else // width == 0
995 {
996 if (c != 0xfeff) // ignore BOM
997 {
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;
1005
1006 if (screen.cur.col > 0)
1007 {
1008 linep = line;
1009 tp = line->t + screen.cur.col - 1;
1010 rp = line->r + screen.cur.col - 1;
1011 }
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;
1021
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
938 assert(R->screen.cur.row >= 0); 1041 assert (screen.cur.row >= 0);
939#else /* drive with your eyes closed */
940 MAX_IT(R->screen.cur.row, 0);
941#endif
942} 1042}
943 1043
944/* ------------------------------------------------------------------------- */ 1044/* ------------------------------------------------------------------------- */
945/* 1045/*
946 * 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
947 * XTERM_SEQ: CTRL-H 1047 * XTERM_SEQ: CTRL-H
948 */ 1048 */
949/* EXTPROTO */
950void 1049void
951rxvt_scr_backspace(pR) 1050rxvt_term::scr_backspace () NOTHROW
952{ 1051{
953 R->want_refresh = 1;
954 if (R->screen.cur.col == 0) { 1052 if (screen.cur.col == 0)
1053 {
955 if (R->screen.cur.row > 0) { 1054 if (screen.cur.row > 0)
1055 {
956#ifdef TERMCAP_HAS_BW 1056#ifdef TERMCAP_HAS_BW
957 R->screen.cur.col = R->TermWin.ncol - 1; 1057 screen.cur.col = ncol - 1;
958 R->screen.cur.row--; 1058 --screen.cur.row;
959 return; 1059
1060 want_refresh = 1;
960#endif 1061#endif
961 } 1062 }
1063 }
962 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1064 else if (screen.flags & Screen_WrapNext)
963 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
964 R->screen.flags &= ~Screen_WrapNext; 1065 screen.flags &= ~Screen_WrapNext;
1066 else
1067 scr_gotorc (0, -1, RELATIVE);
965} 1068}
966 1069
967/* ------------------------------------------------------------------------- */ 1070/* ------------------------------------------------------------------------- */
968/* 1071/*
969 * Process Horizontal Tab 1072 * Process Horizontal Tab
970 * count: +ve = forward; -ve = backwards 1073 * count: +ve = forward; -ve = backwards
971 * XTERM_SEQ: CTRL-I 1074 * XTERM_SEQ: CTRL-I
972 */ 1075 */
973/* EXTPROTO */
974void 1076void
975rxvt_scr_tab(pR_ int count) 1077rxvt_term::scr_tab (int count, bool ht) NOTHROW
976{ 1078{
977 int i, x; 1079 int i, x;
978 1080
979 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
980 R->want_refresh = 1; 1081 want_refresh = 1;
981 i = x = R->screen.cur.col; 1082 i = x = screen.cur.col;
1083
982 if (count == 0) 1084 if (count == 0)
983 return; 1085 return;
984 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
985 for (; ++i < R->TermWin.ncol; ) 1092 for (; ++i < ncol; )
986 if (R->tabs[i]) { 1093 if (tabs[i])
1094 {
987 x = i; 1095 x = i;
1096
988 if (!--count) 1097 if (!--count)
989 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;
990 } 1124 }
991 if (count) 1125 }
992 x = R->TermWin.ncol - 1; 1126 }
993 } else /* if (count < 0) */ { 1127 else /* if (count < 0) */
1128 {
994 for (; --i >= 0; ) 1129 for (; --i >= 0; )
995 if (R->tabs[i]) { 1130 if (tabs[i])
996 x = i;
997 if (!++count)
998 break;
999 } 1131 {
1000 if (count)
1001 x = 0; 1132 x = i;
1133 if (!++count)
1134 break;
1135 }
1136
1137 if (count)
1138 x = 0;
1002 } 1139 }
1140
1003 if (x != R->screen.cur.col) 1141 if (x != screen.cur.col)
1004 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1142 scr_gotorc (0, x, R_RELATIVE);
1005} 1143}
1006 1144
1007/* ------------------------------------------------------------------------- */ 1145/* ------------------------------------------------------------------------- */
1008/* 1146/*
1009 * Process DEC Back Index 1147 * Process DEC Back Index
1010 * XTERM_SEQ: ESC 6 1148 * XTERM_SEQ: ESC 6
1011 * 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
1012 * in that row right. Clear left column. 1150 * in that row right. Clear left column.
1013 */ 1151 */
1014#ifndef NO_FRILLS 1152#if !ENABLE_MINIMAL
1015/* EXTPROTO */ 1153void ecb_cold
1016void 1154rxvt_term::scr_backindex () NOTHROW
1017rxvt_scr_backindex(pR)
1018{ 1155{
1019 if (R->screen.cur.col > 0) 1156 if (screen.cur.col > 0)
1020 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1157 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1021 else { 1158 else
1022 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1023 return; /* um, yeah? */
1024 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1159 scr_insdel_chars (1, INSERT);
1025 }
1026} 1160}
1027#endif 1161#endif
1028/* ------------------------------------------------------------------------- */ 1162/* ------------------------------------------------------------------------- */
1029/* 1163/*
1030 * Process DEC Forward Index 1164 * Process DEC Forward Index
1031 * XTERM_SEQ: ESC 9 1165 * XTERM_SEQ: ESC 9
1032 * 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
1033 * in that row left. Clear right column. 1167 * in that row left. Clear right column.
1034 */ 1168 */
1035#ifndef NO_FRILLS 1169#if !ENABLE_MINIMAL
1036/* EXTPROTO */ 1170void ecb_cold
1037void 1171rxvt_term::scr_forwardindex () NOTHROW
1038rxvt_scr_forwardindex(pR)
1039{ 1172{
1040 int row;
1041
1042 if (R->screen.cur.col < R->TermWin.ncol - 1) 1173 if (screen.cur.col < ncol - 1)
1043 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1174 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1044 else { 1175 else
1045 row = R->screen.cur.row + R->TermWin.saveLines; 1176 {
1046 if (R->screen.tlen[row] == 0) 1177 line_t &l = ROW(screen.cur.row);
1047 return; /* um, yeah? */ 1178
1048 else if (R->screen.tlen[row] == -1) 1179 l.touch ();
1049 R->screen.tlen[row] = R->TermWin.ncol; 1180 l.is_longer (0);
1181
1050 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1182 scr_gotorc (0, 0, R_RELATIVE);
1051 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1183 scr_insdel_chars (1, DELETE);
1052 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1184 scr_gotorc (0, ncol - 1, R_RELATIVE);
1053 } 1185 }
1054} 1186}
1055#endif 1187#endif
1056 1188
1057/* ------------------------------------------------------------------------- */ 1189/* ------------------------------------------------------------------------- */
1058/* 1190/*
1059 * Goto Row/Column 1191 * Goto Row/Column
1060 */ 1192 */
1061/* EXTPROTO */
1062void 1193void
1063rxvt_scr_gotorc(pR_ int row, int col, int relative) 1194rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1064{ 1195{
1065 R->want_refresh = 1; 1196 want_refresh = 1;
1066 ZERO_SCROLLBACK(R); 1197 ZERO_SCROLLBACK ();
1067#ifdef RXVT_GRAPHICS
1068 if (rxvt_Gr_Displayed(aR))
1069 rxvt_Gr_scroll(aR_ 0);
1070#endif
1071 1198
1072 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));
1073
1074 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1199 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1075 : col); 1200 clamp_it (screen.cur.col, 0, ncol - 1);
1076 MAX_IT(R->screen.cur.col, 0);
1077 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1078 1201
1079 R->screen.flags &= ~Screen_WrapNext; 1202 screen.flags &= ~Screen_WrapNext;
1203
1080 if (relative & R_RELATIVE) { 1204 if (relative & R_RELATIVE)
1205 {
1081 if (row > 0) { 1206 if (row > 0)
1207 {
1082 if (R->screen.cur.row <= R->screen.bscroll 1208 if (screen.cur.row <= screen.bscroll
1083 && (R->screen.cur.row + row) > R->screen.bscroll) 1209 && (screen.cur.row + row) > screen.bscroll)
1084 R->screen.cur.row = R->screen.bscroll; 1210 screen.cur.row = screen.bscroll;
1085 else 1211 else
1086 R->screen.cur.row += row;
1087 } else if (row < 0) {
1088 if (R->screen.cur.row >= R->screen.tscroll
1089 && (R->screen.cur.row + row) < R->screen.tscroll)
1090 R->screen.cur.row = R->screen.tscroll;
1091 else
1092 R->screen.cur.row += row;
1093 }
1094 } else {
1095 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1096 R->screen.cur.row = row + R->screen.tscroll;
1097 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1098 } else
1099 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
1100 } 1224 {
1101 MAX_IT(R->screen.cur.row, 0); 1225 if (screen.flags & Screen_Relative)
1102 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1226 {
1103} 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 }
1104 1234
1235 clamp_it (screen.cur.row, 0, nrow - 1);
1236}
1237
1105/* ------------------------------------------------------------------------- */ 1238/* ------------------------------------------------------------------------- */
1106/* 1239/*
1107 * direction should be UP or DN 1240 * direction should be UP or DN
1108 */ 1241 */
1109/* EXTPROTO */
1110void 1242void
1111rxvt_scr_index(pR_ enum page_dirn direction) 1243rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1112{ 1244{
1113 int dirn; 1245 int dirn;
1114 1246
1115 R->want_refresh = 1; 1247 want_refresh = 1;
1248 ZERO_SCROLLBACK ();
1249
1116 dirn = ((direction == UP) ? 1 : -1); 1250 dirn = ((direction == UP) ? 1 : -1);
1117 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1118 1251
1119 ZERO_SCROLLBACK(R);
1120
1121#ifdef RXVT_GRAPHICS
1122 if (rxvt_Gr_Displayed(aR))
1123 rxvt_Gr_scroll(aR_ 0);
1124#endif
1125
1126 R->screen.flags &= ~Screen_WrapNext; 1252 screen.flags &= ~Screen_WrapNext;
1253
1127 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1254 if ((screen.cur.row == screen.bscroll && direction == UP)
1128 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1255 || (screen.cur.row == screen.tscroll && direction == DN))
1129 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1256 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1130 else 1257 else
1131 R->screen.cur.row += dirn; 1258 screen.cur.row += dirn;
1132 MAX_IT(R->screen.cur.row, 0); 1259
1133 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1260 clamp_it (screen.cur.row, 0, nrow - 1);
1134 rxvt_selection_check(aR_ 0); 1261 selection_check (0);
1135} 1262}
1136 1263
1137/* ------------------------------------------------------------------------- */ 1264/* ------------------------------------------------------------------------- */
1138/* 1265/*
1139 * Erase part or whole of a line 1266 * Erase part or whole of a line
1140 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1267 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1141 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1268 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1142 * 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
1143 */ 1271 */
1144/* EXTPROTO */
1145void 1272void
1146rxvt_scr_erase_line(pR_ int mode) 1273rxvt_term::scr_erase_line (int mode) NOTHROW
1147{ 1274{
1148 unsigned int row, col, num; 1275 unsigned int col, num;
1149 1276
1150 R->want_refresh = 1; 1277 want_refresh = 1;
1151 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1152 ZERO_SCROLLBACK (R); 1278 ZERO_SCROLLBACK ();
1153 1279
1154#ifdef RXVT_GRAPHICS
1155 if (rxvt_Gr_Displayed (aR))
1156 rxvt_Gr_scroll (aR_ 0);
1157#endif
1158
1159 rxvt_selection_check (aR_ 1); 1280 selection_check (1);
1160 1281
1161 R->screen.flags &= ~Screen_WrapNext; 1282 line_t &line = ROW(screen.cur.row);
1162 1283
1163 row = R->TermWin.saveLines + R->screen.cur.row; 1284 line.touch ();
1285 line.is_longer (0);
1286
1164 switch (mode) 1287 switch (mode)
1165 { 1288 {
1289 case 3:
1290 if (screen.flags & Screen_WrapNext)
1291 return;
1292
1293 /* fall through */
1294
1166 case 0: /* erase to end of line */ 1295 case 0: /* erase to end of line */
1167 col = R->screen.cur.col; 1296 col = screen.cur.col;
1168 num = R->TermWin.ncol - col; 1297 num = ncol - col;
1169 MIN_IT(R->screen.tlen[row], (int16_t)col); 1298 min_it (line.l, col);
1299
1170 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)
1171 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1301 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1172 CLEAR_SELECTION(R); 1302 CLEAR_SELECTION ();
1173 break; 1303 break;
1304
1174 case 1: /* erase to beginning of line */ 1305 case 1: /* erase to beginning of line */
1175 col = 0; 1306 col = 0;
1176 num = R->screen.cur.col + 1; 1307 num = screen.cur.col + 1;
1308
1177 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)
1178 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1310 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1179 CLEAR_SELECTION(R); 1311 CLEAR_SELECTION ();
1180 break; 1312 break;
1313
1181 case 2: /* erase whole line */ 1314 case 2: /* erase whole line */
1182 col = 0; 1315 col = 0;
1183 num = R->TermWin.ncol; 1316 num = ncol;
1184 R->screen.tlen[row] = 0; 1317 line.l = 0;
1185 if (R->selection.beg.row <= R->screen.cur.row 1318 if (selection.beg.row <= screen.cur.row
1186 && R->selection.end.row >= R->screen.cur.row) 1319 && selection.end.row >= screen.cur.row)
1187 CLEAR_SELECTION(R); 1320 CLEAR_SELECTION ();
1188 break; 1321 break;
1189 default: 1322 default:
1190 return; 1323 return;
1191 } 1324 }
1192 1325
1193 if (R->screen.text[row]) 1326 scr_blank_line (line, col, num, rstyle);
1194 R->scr_blank_line (&(R->screen.text[row][col]),
1195 &(R->screen.rend[row][col]), num, R->rstyle);
1196 else
1197 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1198} 1327}
1199 1328
1200/* ------------------------------------------------------------------------- */ 1329/* ------------------------------------------------------------------------- */
1201/* 1330/*
1202 * Erase part of whole of the screen 1331 * Erase part or whole of the screen
1203 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1332 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1204 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1333 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1205 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1334 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1206 */ 1335 */
1207void 1336void
1208rxvt_term::scr_erase_screen (int mode) 1337rxvt_term::scr_erase_screen (int mode) NOTHROW
1209{ 1338{
1210 int num; 1339 int num;
1211 int32_t row, row_offset; 1340 int32_t row;
1212 rend_t ren; 1341 rend_t ren;
1213 XGCValues gcvalue; 1342 XGCValues gcvalue;
1214 1343
1215 want_refresh = 1; 1344 want_refresh = 1;
1216 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1217 ZERO_SCROLLBACK(this); 1345 ZERO_SCROLLBACK ();
1218 row_offset = (int32_t)TermWin.saveLines;
1219 1346
1220 switch (mode) { 1347 switch (mode)
1348 {
1221 case 0: /* erase to end of screen */ 1349 case 0: /* erase to end of screen */
1222 rxvt_selection_check(this,1);
1223 rxvt_scr_erase_line(this,0); 1350 scr_erase_line (0);
1224 row = screen.cur.row + 1; /* possible OOB */ 1351 row = screen.cur.row + 1; /* possible OOB */
1225 num = TermWin.nrow - row; 1352 num = nrow - row;
1226 break; 1353 break;
1227 case 1: /* erase to beginning of screen */ 1354 case 1: /* erase to beginning of screen */
1228 rxvt_selection_check(this,3);
1229 rxvt_scr_erase_line(this,1); 1355 scr_erase_line (1);
1230 row = 0; 1356 row = 0;
1231 num = screen.cur.row; 1357 num = screen.cur.row;
1232 break; 1358 break;
1233 case 2: /* erase whole screen */ 1359 case 2: /* erase whole screen */
1234 rxvt_selection_check (this, 3);
1235#ifdef RXVT_GRAPHICS
1236 rxvt_Gr_ClearScreen (this);
1237#endif
1238 row = 0; 1360 row = 0;
1239 num = TermWin.nrow; 1361 num = nrow;
1240 break; 1362 break;
1241 default: 1363 default:
1242 return; 1364 return;
1243 } 1365 }
1244 refresh_type |= REFRESH_BOUNDS; 1366
1245 if (selection.op && current_screen == selection.screen 1367 if (selection.op && current_screen == selection.screen
1246 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1368 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1247 || (selection.end.row >= row 1369 || (selection.end.row >= row
1248 && selection.end.row <= row + num))) 1370 && selection.end.row <= row + num)))
1249 CLEAR_SELECTION (this); 1371 CLEAR_SELECTION ();
1372
1250 if (row >= TermWin.nrow) /* Out Of Bounds */ 1373 if (row >= nrow) /* Out Of Bounds */
1251 return; 1374 return;
1252 MIN_IT(num, (TermWin.nrow - row)); 1375
1376 min_it (num, nrow - row);
1377
1253 if (rstyle & (RS_RVid | RS_Uline)) 1378 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1254 ren = (rend_t) ~RS_None; 1379 ren = (rend_t) ~RS_None;
1255 else if (GET_BASEBG(rstyle) == Color_bg) { 1380 else if (GET_BASEBG (rstyle) == Color_bg)
1381 {
1256 ren = DEFAULT_RSTYLE; 1382 ren = DEFAULT_RSTYLE;
1257 CLEAR_ROWS(row, num); 1383
1258 } 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 {
1259 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1391 ren = rstyle & (RS_fgMask | RS_bgMask);
1392
1393 if (mapped)
1394 {
1260 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1395 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1261 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1396 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1262 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));
1263 gcvalue.foreground = PixColors[Color_fg]; 1401 gcvalue.foreground = pix_colors[Color_fg];
1264 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1402 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1403 }
1265 } 1404 }
1405
1266 for (; num--; row++) { 1406 for (; num--; row++)
1267 scr_blank_screen_mem (screen.text, screen.rend,
1268 (unsigned int)(row + row_offset), rstyle);
1269 screen.tlen[row + row_offset] = 0;
1270 scr_blank_line (drawn_text[row], drawn_rend[row],
1271 (unsigned int)TermWin.ncol, ren);
1272 } 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 }
1273} 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
1274 1425
1275/* ------------------------------------------------------------------------- */ 1426/* ------------------------------------------------------------------------- */
1276/* 1427/*
1277 * Fill the screen with `E's 1428 * Fill the screen with `E's
1278 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1429 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1279 */ 1430 */
1280/* EXTPROTO */ 1431void ecb_cold
1281void 1432rxvt_term::scr_E () NOTHROW
1282rxvt_scr_E(pR)
1283{ 1433{
1284 int i, j, k; 1434 rend_t fs;
1285 rend_t *r1, fs;
1286 1435
1287 R->want_refresh = 1; 1436 want_refresh = 1;
1288 R->num_scr_allow = 0;
1289 ZERO_SCROLLBACK(R); 1437 ZERO_SCROLLBACK ();
1290 rxvt_selection_check(aR_ 3);
1291 1438
1292 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1439 num_scr_allow = 0;
1293 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1440
1294 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1441 row_col_t pos;
1295 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1442 pos.row = pos.col = 0;
1296 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--; )
1297 *r1++ = fs; 1455 *r1++ = fs;
1456
1457 line.is_longer (0);
1458 line.touch (ncol);
1298 } 1459 }
1299} 1460}
1300 1461
1301/* ------------------------------------------------------------------------- */ 1462/* ------------------------------------------------------------------------- */
1302/* 1463/*
1303 * Insert/Delete <count> lines 1464 * Insert/Delete <count> lines
1304 */ 1465 */
1305/* EXTPROTO */
1306void 1466void
1307rxvt_scr_insdel_lines(pR_ int count, int insdel) 1467rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1308{ 1468{
1309 int end; 1469 int end;
1310 1470
1311 ZERO_SCROLLBACK(R); 1471 ZERO_SCROLLBACK ();
1312 1472
1313#ifdef RXVT_GRAPHICS
1314 if (rxvt_Gr_Displayed(aR))
1315 rxvt_Gr_scroll(aR_ 0);
1316#endif
1317
1318 rxvt_selection_check(aR_ 1); 1473 selection_check (1);
1319 1474
1320 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)
1321 return; 1482 return;
1322
1323 end = R->screen.bscroll - R->screen.cur.row + 1;
1324 if (count > end) {
1325 if (insdel == DELETE)
1326 return;
1327 else if (insdel == INSERT) 1483 else if (insdel == INSERT)
1328 count = end; 1484 count = end;
1329 } 1485 }
1330 R->screen.flags &= ~Screen_WrapNext;
1331 1486
1487 scr_do_wrap ();
1488
1332 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);
1333} 1490}
1334 1491
1335/* ------------------------------------------------------------------------- */ 1492/* ------------------------------------------------------------------------- */
1336/* 1493/*
1337 * Insert/Delete <count> characters from the current position 1494 * Insert/Delete <count> characters from the current position
1338 */ 1495 */
1339/* EXTPROTO */
1340void 1496void
1341rxvt_scr_insdel_chars(pR_ int count, int insdel) 1497rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1342{ 1498{
1343 int col, row;
1344 rend_t tr;
1345 text_t *stp;
1346 rend_t *srp;
1347 int16_t *slp;
1348
1349 R->want_refresh = 1; 1499 want_refresh = 1;
1350 ZERO_SCROLLBACK(R); 1500 ZERO_SCROLLBACK ();
1351 1501
1352#ifdef RXVT_GRAPHICS
1353 if (rxvt_Gr_Displayed(aR))
1354 rxvt_Gr_scroll(aR_ 0);
1355#endif
1356
1357 if (count <= 0) 1502 if (count <= 0)
1358 return; 1503 return;
1359 1504
1505 scr_do_wrap ();
1506
1360 rxvt_selection_check(aR_ 1); 1507 selection_check (1);
1361 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1508 min_it (count, ncol - screen.cur.col);
1362 1509
1363 row = R->screen.cur.row + R->TermWin.saveLines; 1510 int row = screen.cur.row;
1364 R->screen.flags &= ~Screen_WrapNext;
1365 1511
1366 stp = R->screen.text[row]; 1512 line_t *line = &ROW(row);
1367 srp = R->screen.rend[row]; 1513
1368 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
1369 switch (insdel) { 1521 switch (insdel)
1522 {
1370 case INSERT: 1523 case INSERT:
1371 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1524 line->l = min (line->l + count, ncol);
1372 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 {
1373 stp[col] = stp[col - count]; 1531 line->t[col] = line->t[col - count];
1374 srp[col] = srp[col - count]; 1532 line->r[col] = line->r[col - count];
1375 } 1533 }
1376 if (*slp != -1) { 1534
1377 *slp += count;
1378 MIN_IT(*slp, R->TermWin.ncol);
1379 }
1380 if (R->selection.op && R->current_screen == R->selection.screen 1535 if (selection.op && current_screen == selection.screen
1381 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1536 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1537 {
1382 if (R->selection.end.row != R->screen.cur.row 1538 if (selection.end.row != screen.cur.row
1383 || (R->selection.end.col + count >= R->TermWin.ncol)) 1539 || (selection.end.col + count >= ncol))
1384 CLEAR_SELECTION(R); 1540 CLEAR_SELECTION ();
1541 else
1542 {
1385 else { /* shift selection */ 1543 /* shift selection */
1386 R->selection.beg.col += count; 1544 selection.beg.col += count;
1387 R->selection.mark.col += count; /* XXX: yes? */ 1545 selection.mark.col += count; /* XXX: yes? */
1388 R->selection.end.col += count; 1546 selection.end.col += count;
1389 } 1547 }
1390 } 1548 }
1391 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1549
1392 (unsigned int)count, R->rstyle); 1550 scr_blank_line (*line, screen.cur.col, count, rstyle);
1393 break; 1551 break;
1552
1394 case ERASE: 1553 case ERASE:
1395 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1554 screen.cur.col += count; /* don't worry if > ncol */
1396 rxvt_selection_check(aR_ 1); 1555 selection_check (1);
1397 R->screen.cur.col -= count; 1556 screen.cur.col -= count;
1398 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1557
1399 (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);
1400 break; 1563 break;
1564
1401 case DELETE: 1565 case DELETE:
1402 tr = srp[R->TermWin.ncol - 1] 1566 line->l = max (line->l - count, 0);
1403 & (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
1404 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1572 for (int col = screen.cur.col; (col + count) < ncol; col++)
1573 {
1405 stp[col] = stp[col + count]; 1574 line->t[col] = line->t[col + count];
1406 srp[col] = srp[col + count]; 1575 line->r[col] = line->r[col + count];
1407 } 1576 }
1408 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1577
1409 &(srp[R->TermWin.ncol - count]), 1578 scr_blank_line (*line, ncol - count, count, rstyle);
1410 (unsigned int)count, tr); 1579
1411 if (*slp == -1) /* break line continuation */
1412 *slp = R->TermWin.ncol;
1413 *slp -= count;
1414 MAX_IT(*slp, 0);
1415 if (R->selection.op && R->current_screen == R->selection.screen 1580 if (selection.op && current_screen == selection.screen
1416 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1581 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1582 {
1417 if (R->selection.end.row != R->screen.cur.row 1583 if (selection.end.row != screen.cur.row
1418 || (R->screen.cur.col >= R->selection.beg.col - count) 1584 || (screen.cur.col >= selection.beg.col - count)
1419 || R->selection.end.col >= R->TermWin.ncol) 1585 || selection.end.col >= ncol)
1420 CLEAR_SELECTION(R); 1586 CLEAR_SELECTION ();
1421 else { 1587 else
1588 {
1422 /* shift selection */ 1589 /* shift selection */
1423 R->selection.beg.col -= count; 1590 selection.beg.col -= count;
1424 R->selection.mark.col -= count; /* XXX: yes? */ 1591 selection.mark.col -= count; /* XXX: yes? */
1425 R->selection.end.col -= count; 1592 selection.end.col -= count;
1426 } 1593 }
1427 } 1594 }
1595
1428 break; 1596 break;
1429 } 1597 }
1430} 1598}
1431 1599
1432/* ------------------------------------------------------------------------- */ 1600/* ------------------------------------------------------------------------- */
1433/* 1601/*
1434 * Set the scrolling region 1602 * Set the scrolling region
1435 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1603 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1436 */ 1604 */
1437/* EXTPROTO */ 1605void ecb_cold
1438void
1439rxvt_scr_scroll_region(pR_ int top, int bot) 1606rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1440{ 1607{
1441 MAX_IT(top, 0); 1608 max_it (top, 0);
1442 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1609 min_it (bot, nrow - 1);
1610
1443 if (top > bot) 1611 if (top > bot)
1444 return; 1612 return;
1613
1445 R->screen.tscroll = top; 1614 screen.tscroll = top;
1446 R->screen.bscroll = bot; 1615 screen.bscroll = bot;
1447 rxvt_scr_gotorc(aR_ 0, 0, 0); 1616 scr_gotorc (0, 0, 0);
1448} 1617}
1449 1618
1450/* ------------------------------------------------------------------------- */ 1619/* ------------------------------------------------------------------------- */
1451/* 1620/*
1452 * Make the cursor visible/invisible 1621 * Make the cursor visible/invisible
1453 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1622 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1454 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1623 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1455 */ 1624 */
1456/* EXTPROTO */ 1625void ecb_cold
1457void
1458rxvt_scr_cursor_visible(pR_ int mode) 1626rxvt_term::scr_cursor_visible (int mode) NOTHROW
1459{ 1627{
1460 R->want_refresh = 1; 1628 want_refresh = 1;
1629
1461 if (mode) 1630 if (mode)
1462 R->screen.flags |= Screen_VisibleCursor; 1631 screen.flags |= Screen_VisibleCursor;
1463 else 1632 else
1464 R->screen.flags &= ~Screen_VisibleCursor; 1633 screen.flags &= ~Screen_VisibleCursor;
1465} 1634}
1466 1635
1467/* ------------------------------------------------------------------------- */ 1636/* ------------------------------------------------------------------------- */
1468/* 1637/*
1469 * Set/unset automatic wrapping 1638 * Set/unset automatic wrapping
1470 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1639 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1471 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1640 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1472 */ 1641 */
1473/* EXTPROTO */ 1642void ecb_cold
1474void 1643rxvt_term::scr_autowrap (int mode) NOTHROW
1475rxvt_scr_autowrap(pR_ int mode)
1476{ 1644{
1477 if (mode) 1645 if (mode)
1478 R->screen.flags |= Screen_Autowrap; 1646 screen.flags |= Screen_Autowrap;
1479 else 1647 else
1480 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1648 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1481} 1649}
1482 1650
1483/* ------------------------------------------------------------------------- */ 1651/* ------------------------------------------------------------------------- */
1484/* 1652/*
1485 * Set/unset margin origin mode 1653 * Set/unset margin origin mode
… …
1488 * 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
1489 * and the cursor cannot be moved outside. 1657 * and the cursor cannot be moved outside.
1490 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1658 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1491 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1659 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1492 */ 1660 */
1493/* EXTPROTO */ 1661void ecb_cold
1494void
1495rxvt_scr_relative_origin(pR_ int mode) 1662rxvt_term::scr_relative_origin (int mode) NOTHROW
1496{ 1663{
1497 if (mode) 1664 if (mode)
1498 R->screen.flags |= Screen_Relative; 1665 screen.flags |= Screen_Relative;
1499 else 1666 else
1500 R->screen.flags &= ~Screen_Relative; 1667 screen.flags &= ~Screen_Relative;
1668
1501 rxvt_scr_gotorc(aR_ 0, 0, 0); 1669 scr_gotorc (0, 0, 0);
1502} 1670}
1503 1671
1504/* ------------------------------------------------------------------------- */ 1672/* ------------------------------------------------------------------------- */
1505/* 1673/*
1506 * Set insert/replace mode 1674 * Set insert/replace mode
1507 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1675 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1508 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1676 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1509 */ 1677 */
1510/* EXTPROTO */ 1678void ecb_cold
1511void
1512rxvt_scr_insert_mode(pR_ int mode) 1679rxvt_term::scr_insert_mode (int mode) NOTHROW
1513{ 1680{
1514 if (mode) 1681 if (mode)
1515 R->screen.flags |= Screen_Insert; 1682 screen.flags |= Screen_Insert;
1516 else 1683 else
1517 R->screen.flags &= ~Screen_Insert; 1684 screen.flags &= ~Screen_Insert;
1518} 1685}
1519 1686
1520/* ------------------------------------------------------------------------- */ 1687/* ------------------------------------------------------------------------- */
1521/* 1688/*
1522 * Set/Unset tabs 1689 * Set/Unset tabs
1523 * XTERM_SEQ: Set tab at current column : ESC H 1690 * XTERM_SEQ: Set tab at current column : ESC H
1524 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1691 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1525 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1692 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1526 */ 1693 */
1527/* EXTPROTO */ 1694void ecb_cold
1528void 1695rxvt_term::scr_set_tab (int mode) NOTHROW
1529rxvt_scr_set_tab(pR_ int mode)
1530{ 1696{
1531 if (mode < 0) 1697 if (mode < 0)
1532 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1698 memset (tabs, 0, ncol);
1533 else if (R->screen.cur.col < R->TermWin.ncol) 1699 else if (screen.cur.col < ncol)
1534 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1700 tabs [screen.cur.col] = !!mode;
1535} 1701}
1536 1702
1537/* ------------------------------------------------------------------------- */ 1703/* ------------------------------------------------------------------------- */
1538/* 1704/*
1539 * Set reverse/normal video 1705 * Set reverse/normal video
1540 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1706 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1541 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1707 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1542 */ 1708 */
1543/* EXTPROTO */
1544void 1709void
1545rxvt_scr_rvideo_mode(pR_ int mode) 1710rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1546{ 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
1547 XGCValues gcvalue; 1728 XGCValues gcvalue;
1548
1549 if (R->rvideo != mode) {
1550 R->rvideo = mode;
1551 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1552#if defined(XPM_BACKGROUND)
1553 if (R->bgPixmap.pixmap == None)
1554#endif
1555#if defined(TRANSPARENT)
1556 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1557#endif
1558 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1559 R->PixColors[Color_bg]);
1560
1561 gcvalue.foreground = R->PixColors[Color_fg]; 1729 gcvalue.foreground = pix_colors[Color_fg];
1562 gcvalue.background = R->PixColors[Color_bg]; 1730 gcvalue.background = pix_colors[Color_bg];
1563 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1731 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1564 &gcvalue); 1732
1565 R->scr_clear (); 1733 scr_clear ();
1566 R->scr_touch (true); 1734 scr_touch (true);
1567 } 1735 }
1568} 1736}
1569 1737
1570/* ------------------------------------------------------------------------- */ 1738/* ------------------------------------------------------------------------- */
1571/* 1739/*
1572 * Report current cursor position 1740 * Report current cursor position
1573 * XTERM_SEQ: Report position: ESC [ 6 n 1741 * XTERM_SEQ: Report position: ESC [ 6 n
1574 */ 1742 */
1575/* EXTPROTO */ 1743void ecb_cold
1576void
1577rxvt_scr_report_position(pR) 1744rxvt_term::scr_report_position () NOTHROW
1578{ 1745{
1579 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);
1580} 1747}
1581 1748
1582/* ------------------------------------------------------------------------- * 1749/* ------------------------------------------------------------------------- *
1583 * FONTS * 1750 * FONTS *
1584 * ------------------------------------------------------------------------- */ 1751 * ------------------------------------------------------------------------- */
1585 1752
1586/* 1753/*
1587 * Set font style 1754 * Set font style
1588 */ 1755 */
1589/* INTPROTO */ 1756void ecb_cold
1590void 1757rxvt_term::set_font_style () NOTHROW
1591rxvt_set_font_style(pR)
1592{ 1758{
1759#if 0
1593 switch (R->charsets[R->screen.charset]) { 1760 switch (charsets [screen.charset])
1761 {
1594 case '0': /* DEC Special Character & Line Drawing Set */ 1762 case '0': /* DEC Special Character & Line Drawing Set */
1595 break; 1763 break;
1596 case 'A': /* United Kingdom (UK) */ 1764 case 'A': /* United Kingdom (UK) */
1597 break; 1765 break;
1598 case 'B': /* United States (USASCII) */ 1766 case 'B': /* United States (USASCII) */
1599 break; 1767 break;
1600 case '<': /* Multinational character set */ 1768 case '<': /* Multinational character set */
1601 break; 1769 break;
1602 case '5': /* Finnish character set */ 1770 case '5': /* Finnish character set */
1603 break; 1771 break;
1604 case 'C': /* Finnish character set */ 1772 case 'C': /* Finnish character set */
1605 break; 1773 break;
1606 case 'K': /* German character set */ 1774 case 'K': /* German character set */
1607 break; 1775 break;
1608 } 1776 }
1777#endif
1609} 1778}
1610 1779
1611/* ------------------------------------------------------------------------- */ 1780/* ------------------------------------------------------------------------- */
1612/* 1781/*
1613 * Choose a font 1782 * Choose a font
1614 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1783 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1615 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1784 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1616 * XTERM_SEQ: Invoke G2 character set: ESC N 1785 * XTERM_SEQ: Invoke G2 character set: ESC N
1617 * XTERM_SEQ: Invoke G3 character set: ESC O 1786 * XTERM_SEQ: Invoke G3 character set: ESC O
1618 */ 1787 */
1619/* EXTPROTO */ 1788void ecb_cold
1620void
1621rxvt_scr_charset_choose(pR_ int set) 1789rxvt_term::scr_charset_choose (int set) NOTHROW
1622{ 1790{
1623 R->screen.charset = set; 1791 screen.charset = set;
1624 rxvt_set_font_style(aR); 1792 set_font_style ();
1625} 1793}
1626 1794
1627/* ------------------------------------------------------------------------- */ 1795/* ------------------------------------------------------------------------- */
1628/* 1796/*
1629 * Set a font 1797 * Set a font
… …
1631 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1799 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1632 * XTERM_SEQ: Set G2 character set: ESC * <C> 1800 * XTERM_SEQ: Set G2 character set: ESC * <C>
1633 * XTERM_SEQ: Set G3 character set: ESC + <C> 1801 * XTERM_SEQ: Set G3 character set: ESC + <C>
1634 * See set_font_style for possible values for <C> 1802 * See set_font_style for possible values for <C>
1635 */ 1803 */
1636/* EXTPROTO */
1637void 1804void
1638rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1805rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1639{ 1806{
1640 R->charsets[set] = (unsigned char)ch; 1807 charsets[set] = (unsigned char)ch;
1641 rxvt_set_font_style(aR); 1808 set_font_style ();
1642} 1809}
1643 1810
1644
1645/* ------------------------------------------------------------------------- *
1646 * GRAPHICS COLOURS *
1647 * ------------------------------------------------------------------------- */
1648
1649#ifdef RXVT_GRAPHICS
1650/* EXTPROTO */
1651int
1652rxvt_scr_get_fgcolor(pR)
1653{
1654 return GET_FGCOLOR(R->rstyle);
1655}
1656
1657/* ------------------------------------------------------------------------- */
1658/* EXTPROTO */
1659int
1660rxvt_scr_get_bgcolor(pR)
1661{
1662 return GET_BGCOLOR(R->rstyle);
1663}
1664#endif
1665 1811
1666/* ------------------------------------------------------------------------- * 1812/* ------------------------------------------------------------------------- *
1667 * MAJOR SCREEN MANIPULATION * 1813 * MAJOR SCREEN MANIPULATION *
1668 * ------------------------------------------------------------------------- */ 1814 * ------------------------------------------------------------------------- */
1669 1815
1670/* 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/*
1671 * Refresh an area 1840 * Refresh an area
1672 */ 1841 */
1673enum { 1842enum {
1674 PART_BEG = 0, 1843 PART_BEG = 0,
1675 PART_END, 1844 PART_END,
1676 RC_COUNT 1845 RC_COUNT
1677}; 1846};
1678 1847
1679void 1848void ecb_hot
1680rxvt_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
1681{ 1850{
1682 int i; 1851 int i;
1683 row_col_t rc[RC_COUNT]; 1852 row_col_t rc[RC_COUNT];
1684 1853
1685 if (drawn_text == NULL) /* sanity check */ 1854 if (!drawn_buf) /* sanity check */
1686 return; 1855 return;
1687 1856
1688#ifdef DEBUG_STRICT 1857#ifndef NO_SLOW_LINK_SUPPORT
1689 x = max(x, (int)TermWin.int_bwidth); 1858 if (refresh_type == FAST_REFRESH && !display->is_local)
1690 x = min(x, (int)TermWin.width); 1859 {
1691 y = max(y, (int)TermWin.int_bwidth); 1860 y = 0;
1692 y = min(y, (int)TermWin.height); 1861 eheight = height;
1862 }
1693#endif 1863#endif
1694 1864
1695/* round down */ 1865 /* round down */
1696 rc[PART_BEG].col = Pixel2Col(x); 1866 rc[PART_BEG].col = Pixel2Col (x);
1697 rc[PART_BEG].row = Pixel2Row(y); 1867 rc[PART_BEG].row = Pixel2Row (y);
1698/* round up */ 1868 /* round up */
1699 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1869 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1700 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1870 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1701 1871
1702/* sanity checks */ 1872 /* sanity checks */
1703 for (i = PART_BEG; i < RC_COUNT; i++) 1873 for (i = PART_BEG; i < RC_COUNT; i++)
1704 { 1874 {
1705 MIN_IT(rc[i].col, TermWin.ncol - 1); 1875 min_it (rc[i].col, ncol - 1);
1706 MIN_IT(rc[i].row, TermWin.nrow - 1); 1876 min_it (rc[i].row, nrow - 1);
1707 } 1877 }
1708
1709 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));
1710 1878
1711 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++)
1712 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);
1713 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1881
1882 num_scr_allow = 0;
1714 1883
1715 if (refresh) 1884 if (refresh)
1716 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1885 scr_refresh ();
1717} 1886}
1718 1887
1719/* ------------------------------------------------------------------------- */ 1888/* ------------------------------------------------------------------------- */
1720/* 1889/*
1721 * Refresh the entire screen 1890 * Refresh the entire screen
1722 */ 1891 */
1723void 1892void
1724rxvt_term::scr_touch (bool refresh) 1893rxvt_term::scr_touch (bool refresh) NOTHROW
1725{ 1894{
1726 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1895 scr_expose (0, 0, vt_width, vt_height, refresh);
1727} 1896}
1728 1897
1729/* ------------------------------------------------------------------------- */ 1898/* ------------------------------------------------------------------------- */
1730/* 1899/*
1731 * 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
1732 * the top of the screen 1901 * the top of the screen
1733 */ 1902 */
1734/* EXTPROTO */ 1903void
1735int
1736rxvt_scr_move_to(pR_ int y, int len) 1904rxvt_term::scr_move_to (int y, int len) NOTHROW
1737{ 1905{
1738 long p = 0; 1906 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1739 uint16_t oldviewstart;
1740
1741 oldviewstart = R->TermWin.view_start;
1742 if (y < len) {
1743 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1744 p -= (long)(R->TermWin.nrow - 1);
1745 p = max(p, 0);
1746 }
1747 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1748 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1749
1750 return rxvt_scr_changeview(aR_ oldviewstart);
1751} 1907}
1752 1908
1753/* ------------------------------------------------------------------------- */ 1909/* ------------------------------------------------------------------------- */
1754/* 1910/*
1755 * Page the screen up/down nlines 1911 * Page the screen up/down nlines
1756 * direction should be UP or DN 1912 * direction should be UP or DN
1757 */ 1913 */
1758/* EXTPROTO */ 1914bool
1759int
1760rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1915rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1761{ 1916{
1762 int n; 1917 int new_view_start =
1763 uint16_t oldviewstart; 1918 direction == UP ? view_start - nlines
1919 : view_start + nlines;
1764 1920
1765 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1766#ifdef DEBUG_STRICT
1767 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1768#endif
1769 oldviewstart = R->TermWin.view_start;
1770 if (direction == UP) {
1771 n = R->TermWin.view_start + nlines;
1772 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1773 } else {
1774 n = R->TermWin.view_start - nlines;
1775 R->TermWin.view_start = max(n, 0);
1776 }
1777 return rxvt_scr_changeview(aR_ oldviewstart); 1921 return scr_changeview (new_view_start);
1778} 1922}
1779 1923
1780/* INTPROTO */ 1924bool
1781int 1925rxvt_term::scr_changeview (int new_view_start) NOTHROW
1782rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1783{ 1926{
1784 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;
1785 R->want_refresh = 1; 1934 want_refresh = 1;
1786#ifdef RXVT_GRAPHICS
1787 if (rxvt_Gr_Displayed(aR))
1788 rxvt_Gr_scroll(aR_ 0);
1789#endif
1790 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1791 }
1792 return (int)(R->TermWin.view_start - oldviewstart);
1793}
1794 1935
1795/* ------------------------------------------------------------------------- */ 1936 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1796/* EXTPROTO */ 1937
1797void 1938 return true;
1798rxvt_scr_bell(pR) 1939}
1799{ 1940
1800#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
1801# ifndef NO_MAPALERT 1957# ifndef NO_MAPALERT
1802# ifdef MAPALERT_OPTION 1958# ifdef MAPALERT_OPTION
1803 if (R->Options & Opt_mapAlert) 1959 if (option (Opt_mapAlert))
1804# endif 1960# endif
1805 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1961 XMapWindow (dpy, parent);
1806# endif 1962# endif
1807 if (R->Options & Opt_visualBell) { 1963
1808 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1964# if ENABLE_FRILLS
1809 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1965 if (option (Opt_urgentOnBell))
1810 } else 1966 set_urgency (1);
1811 XBell(R->Xdisplay, 0);
1812#endif 1967# endif
1813}
1814 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
1815/* ------------------------------------------------------------------------- */ 1983/* ------------------------------------------------------------------------- */
1816/* ARGSUSED */ 1984void ecb_cold
1817/* EXTPROTO */
1818void
1819rxvt_scr_printscreen(pR_ int fullhist) 1985rxvt_term::scr_printscreen (int fullhist) NOTHROW
1820{ 1986{
1821#ifdef PRINTPIPE 1987#ifdef PRINTPIPE
1822 int i, r1, nrows, row_offset; 1988 int nrows, row_start;
1823 text_t *t; 1989 FILE *fd = popen_printer ();
1824 FILE *fd;
1825 1990
1826 if ((fd = rxvt_popen_printer(aR)) == NULL) 1991 if (!fd)
1827 return; 1992 return;
1828 nrows = R->TermWin.nrow; 1993
1829 row_offset = R->TermWin.saveLines;
1830 if (!fullhist) 1994 if (fullhist)
1831 row_offset -= R->TermWin.view_start;
1832 else {
1833 nrows += R->TermWin.nscrolled;
1834 row_offset -= R->TermWin.nscrolled;
1835 } 1995 {
1836 1996 nrows = nrow - top_row;
1837 for (r1 = 0; r1 < nrows; r1++) { 1997 row_start = top_row;
1838 t = R->screen.text[r1 + row_offset]; 1998 }
1839 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1999 else
1840 if (!isspace(t[i]))
1841 break;
1842 fprintf(fd, "%.*s\n", (i + 1), t);
1843 } 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
1844 rxvt_pclose_printer(fd); 2033 pclose_printer (fd);
1845#endif 2034#endif
1846} 2035}
1847 2036
1848/* ------------------------------------------------------------------------- */ 2037/* ------------------------------------------------------------------------- */
1849/* 2038/*
1850 * Refresh the screen 2039 * Refresh the screen
1851 * 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.
1852 * 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 int cursorwidth;
2054
2055 want_refresh = 0; /* screen is current */
2056
2057 if (refresh_type == NO_REFRESH || !mapped)
2058 return;
2059
2060 /*
2061 * A: set up vars
1853 */ 2062 */
2063 refresh_count = 0;
1854 2064
1855#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2065 unsigned int old_screen_flags = screen.flags;
1856# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2066 bool have_bg = 0;
1857# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2067#ifdef HAVE_IMG
2068 have_bg = bg_img != 0;
2069#endif
2070 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2071
2072 /*
2073 * B: reverse any characters which are selected
2074 */
2075 scr_reverse_selection ();
2076
2077 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2078#if ENABLE_OVERLAY
2079 scr_swap_overlay ();
2080#endif
2081
2082 bool showcursor = screen.flags & Screen_VisibleCursor;
2083
2084 /*
2085 * C: set the cursor character (s)
2086 */
2087 {
2088 bool setoldcursor;
2089
2090#ifdef CURSOR_BLINK
2091 if (hidden_cursor)
2092 showcursor = 0;
2093#endif
2094
2095 if (showcursor)
2096 {
2097 int col = screen.cur.col;
2098
2099 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2100 col--;
2101
2102 cursorwidth = 1;
2103 while (col + cursorwidth < ncol
2104 && ROW(screen.cur.row).t[col + cursorwidth] == NOCHAR)
2105 cursorwidth++;
2106
2107 cur_rend = ROW(screen.cur.row).r[col];
2108 cur_col = col;
2109
2110#ifndef NO_CURSORCOLOR
2111 if (ISSET_PIXCOLOR (Color_cursor))
2112 ccol1 = Color_cursor;
2113 else
2114#endif
2115#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2116 ccol1 = fgcolor_of (rstyle);
1858#else 2117#else
1859# define MONO_BOLD(x) \ 2118 ccol1 = Color_fg;
1860 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1861# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1862#endif 2119#endif
1863 2120
1864#define FONT_WIDTH(X, Y) \
1865 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1866#define FONT_RBEAR(X, Y) \
1867 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1868#define FONT_LBEAR(X, Y) \
1869 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1870#define IS_FONT_CHAR(X, Y) \
1871 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1872
1873void
1874rxvt_term::scr_refresh (unsigned char refresh_type)
1875{
1876 unsigned char clearfirst, /* first character writes before cell */
1877 clearlast, /* last character writes beyond cell */
1878 must_clear, /* use draw_string not draw_image_string */
1879#ifndef NO_BOLDFONT
1880 bfont, /* we've changed font to bold font */
1881#endif
1882 rvid, /* reverse video this position */
1883 wbyte, /* we're in multibyte */
1884 showcursor; /* show the cursor */
1885 int fore, back; /* desired foreground/background */
1886 int16_t col, row, /* column/row we're processing */
1887 ocrow; /* old cursor row */
1888 int cursorwidth;
1889 int i, /* tmp */
1890 row_offset; /* basic offset in screen structure */
1891#ifndef NO_CURSORCOLOR 2121#ifndef NO_CURSORCOLOR
1892 rend_t cc1; /* store colours at cursor position(s) */
1893 rend_t cc2; /* store colours at cursor position(s) */
1894#endif
1895 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1896 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1897
1898 if (refresh_type == NO_REFRESH || !TermWin.mapped)
1899 return;
1900
1901 /*
1902 * A: set up vars
1903 */
1904 clearfirst = clearlast = must_clear = wbyte = 0;
1905#ifndef NO_BOLDFONT
1906 bfont = 0;
1907#endif
1908
1909 if (currmaxcol < TermWin.ncol)
1910 {
1911 currmaxcol = TermWin.ncol;
1912 buffer = (char *)rxvt_realloc (buffer,
1913 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1914 }
1915
1916 refresh_count = 0;
1917
1918 row_offset = TermWin.saveLines - TermWin.view_start;
1919
1920 if ((refresh_type & REFRESH_BOUNDS))
1921 {
1922 clearfirst = clearlast = 1;
1923 refresh_type &= ~REFRESH_BOUNDS;
1924 }
1925
1926#if defined(XPM_BACKGROUND)
1927 must_clear |= (bgPixmap.pixmap != None);
1928#endif
1929#if defined(TRANSPARENT)
1930 must_clear |= ((Options & Opt_transparent) && am_transparent);
1931#endif
1932 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1933
1934 /*
1935 * B: reverse any characters which are selected
1936 */
1937 rxvt_scr_reverse_selection (this);
1938
1939 /*
1940 * C: set the cursor character(s)
1941 */
1942 {
1943 unsigned char setoldcursor;
1944 rend_t ccol1, /* Cursor colour */
1945 ccol2; /* Cursor colour2 */
1946
1947 showcursor = (screen.flags & Screen_VisibleCursor);
1948 cursorwidth = 0;
1949#ifdef CURSOR_BLINK
1950 if (hidden_cursor)
1951 showcursor = 0;
1952#endif
1953
1954 cursorwidth = 0;
1955
1956 if (showcursor)
1957 {
1958 cursorwidth++;
1959
1960 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
1961 [screen.cur.col]);
1962
1963 if (showcursor && TermWin.focus)
1964 {
1965 *srp ^= RS_RVid;
1966#ifndef NO_CURSORCOLOR
1967 cc1 = *srp & (RS_fgMask | RS_bgMask);
1968 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2122 if (ISSET_PIXCOLOR (Color_cursor2))
1969 ccol1 = Color_cursor; 2123 ccol2 = Color_cursor2;
1970 else 2124 else
2125#endif
1971#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2126#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1972 ccol1 = GET_FGCOLOR(rstyle); 2127 ccol2 = bgcolor_of (rstyle);
1973#else 2128#else
1974 ccol1 = Color_fg; 2129 ccol2 = Color_bg;
1975#endif 2130#endif
1976 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2131
1977 ccol2 = Color_cursor2; 2132 if (focus)
2133 {
2134 rend_t rend = cur_rend;
2135
2136 if (option (Opt_cursorUnderline))
2137 rend ^= RS_Uline;
1978 else 2138 else
1979#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1980 ccol2 = GET_BGCOLOR(rstyle);
1981#else
1982 ccol2 = Color_bg;
1983#endif
1984 *srp = SET_FGCOLOR(*srp, ccol1);
1985 *srp = SET_BGCOLOR(*srp, ccol2);
1986#endif
1987 } 2139 {
1988 2140 rend ^= RS_RVid;
1989 while (IS_WIDE (*srp)) 2141 rend = SET_FGCOLOR (rend, ccol1);
1990 cursorwidth++, srp++; 2142 rend = SET_BGCOLOR (rend, ccol2);
1991 }
1992
1993 /* make sure no outline cursor is left around */
1994 setoldcursor = 0;
1995 if (ocrow != -1) {
1996 if (screen.cur.row + TermWin.view_start != ocrow
1997 || screen.cur.col != oldcursor.col) {
1998 if (ocrow < TermWin.nrow
1999 && oldcursor.col < TermWin.ncol) {
2000 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
2001 } 2143 }
2002 if (TermWin.focus || !showcursor) 2144
2003 oldcursor.row = -1; 2145 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
2004 else
2005 setoldcursor = 1;
2006 }
2007 } else if (!TermWin.focus)
2008 setoldcursor = 1;
2009 if (setoldcursor) {
2010 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
2011 oldcursor.row = -1;
2012 else {
2013 oldcursor.row = screen.cur.row + TermWin.view_start;
2014 oldcursor.col = screen.cur.col;
2015 } 2146 }
2016 } 2147 }
2148
2149 /* make sure no outline cursor is left around */
2150 setoldcursor = 0;
2151 if (ocrow != -1)
2152 {
2153 if (screen.cur.row - view_start != ocrow
2154 || screen.cur.col != oldcursor.col)
2155 {
2156 if (ocrow < nrow
2157 && oldcursor.col < ncol)
2158 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2159
2160 if (focus || !showcursor)
2161 oldcursor.row = -1;
2162 else
2163 setoldcursor = 1;
2164 }
2017 } 2165 }
2166 else if (!focus)
2167 setoldcursor = 1;
2168
2169 if (setoldcursor)
2170 {
2171 if (screen.cur.row - view_start >= nrow)
2172 oldcursor.row = -1;
2173 else
2174 {
2175 oldcursor.row = screen.cur.row - view_start;
2176 oldcursor.col = screen.cur.col;
2177 }
2178 }
2179 }
2018 2180
2019#ifndef NO_SLOW_LINK_SUPPORT 2181#ifndef NO_SLOW_LINK_SUPPORT
2020 /* 2182 /*
2021 * D: CopyArea pass - very useful for slower links 2183 * D: CopyArea pass - very useful for slower links
2022 * This has been deliberately kept simple. 2184 * This has been deliberately kept simple.
2023 */ 2185 */
2024 i = num_scr; 2186 if (!display->is_local
2025 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2187 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2026 && abs(i) < TermWin.nrow && !must_clear) 2188 && abs (num_scr) < nrow && !have_bg)
2027 { 2189 {
2028 int16_t nits; 2190 int16_t nits;
2029 int j; 2191 int i = num_scr;
2030 rend_t *drp2; 2192 int j;
2031 text_t *dtp2; 2193 int len, wlen;
2032 int len, wlen;
2033 2194
2034 j = TermWin.nrow; 2195 j = nrow;
2035 wlen = len = -1; 2196 wlen = len = -1;
2036 row = i > 0 ? 0 : j - 1; 2197 row = i > 0 ? 0 : j - 1;
2198
2037 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2199 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2038 { 2200 {
2039 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2201 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2040 { 2202 {
2041 stp = screen.text[row + row_offset]; 2203 line_t s = ROW(view_start + row);
2042 srp = screen.rend[row + row_offset];
2043 dtp = drawn_text[row]; 2204 line_t d = drawn_buf[row];
2044 dtp2 = drawn_text[row + i]; 2205 line_t d2 = drawn_buf[row + i];
2045 drp = drawn_rend[row];
2046 drp2 = drawn_rend[row + i];
2047 2206
2048 for (nits = 0, col = TermWin.ncol; col--; ) 2207 for (nits = 0, col = ncol; col--; )
2049 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2208 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2050 nits--; 2209 nits--;
2051 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2210 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2052 nits++; 2211 nits++;
2053 2212
2054 if (nits > 8) /* XXX: arbitrary choice */ 2213 if (nits > 8) /* XXX: arbitrary choice */
2214 {
2215 for (col = ncol; col--; )
2216 {
2217 *d.t++ = *d2.t++;
2218 *d.r++ = *d2.r++;
2219 }
2220
2221 if (len == -1)
2222 len = row;
2223
2224 wlen = row;
2225 continue;
2226 }
2227 }
2228
2229 if (len >= 0)
2230 {
2231 /* also comes here at end if needed because of >= above */
2232 if (wlen < len)
2233 ::swap (wlen, len);
2234
2235 XGCValues gcv;
2236
2237 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2238 XCopyArea (dpy, vt, vt,
2239 gc, 0, Row2Pixel (len + i),
2240 (unsigned int)this->width,
2241 (unsigned int)Height2Pixel (wlen - len + 1),
2242 0, Row2Pixel (len));
2243 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2244
2245 len = -1;
2246 }
2247 }
2248 }
2249#endif
2250
2251 /*
2252 * E: main pass across every character
2253 */
2254 for (row = 0; row < nrow; row++)
2255 {
2256 text_t *stp = ROW(view_start + row).t;
2257 rend_t *srp = ROW(view_start + row).r;
2258 text_t *dtp = drawn_buf[row].t;
2259 rend_t *drp = drawn_buf[row].r;
2260
2261 /*
2262 * E2: OK, now the real pass
2263 */
2264 int ypixel = (int)Row2Pixel (row);
2265
2266 for (col = 0; col < ncol; col++)
2267 {
2268 /* compare new text with old - if exactly the same then continue */
2269 if (stp[col] == dtp[col] /* Must match characters to skip. */
2270 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2271 || (stp[col] == ' ' /* space w/ no background change */
2272 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2273 continue;
2274
2275 // redraw one or more characters
2276
2277 // seek to the beginning of wide characters
2278 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2279 --col;
2280
2281 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2282 text_t *text = stp + col;
2283 int count = 1;
2284
2285 dtp[col] = stp[col];
2286 drp[col] = rend;
2287
2288 int xpixel = Col2Pixel (col);
2289
2290 for (i = 0; ++col < ncol; )
2291 {
2292 if (stp[col] == NOCHAR)
2293 {
2294 dtp[col] = stp[col];
2295 drp[col] = srp[col];
2296
2297 count++;
2298 i++;
2299
2300 continue;
2301 }
2302
2303 if (!RS_SAME (rend, srp[col]))
2304 break;
2305
2306 count++;
2307
2308 if (stp[col] != dtp[col]
2309 || !RS_SAME (srp[col], drp[col]))
2310 {
2311 if (have_bg && (i++ > count / 2))
2312 break;
2313
2314 dtp[col] = stp[col];
2315 drp[col] = rend;
2316 i = 0;
2317 }
2318 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2319 break;
2320 }
2321
2322 col--; /* went one too far. move back */
2323 count -= i; /* dump any matching trailing chars */
2324
2325 // sometimes we optimize away the trailing NOCHAR's, add them back
2326 while (ecb_unlikely (i && text[count] == NOCHAR))
2327 count++, i--;
2328
2329 /*
2330 * Determine the attributes for the string
2331 */
2332 int fore = fgcolor_of (rend); // desired foreground
2333 int back = bgcolor_of (rend); // desired background
2334
2335 // only do special processing if any attributes are set, which is unlikely
2336 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2337 {
2338 bool invert = rend & RS_RVid;
2339
2340#ifndef NO_BOLD_UNDERLINE_REVERSE
2341 if (rend & RS_Bold && fore == Color_fg)
2342 {
2343 if (ISSET_PIXCOLOR (Color_BD))
2344 fore = Color_BD;
2345# if !ENABLE_STYLES
2346 else
2347 invert = !invert;
2348# endif
2349 }
2350
2351 if (rend & RS_Italic && fore == Color_fg)
2352 {
2353 if (ISSET_PIXCOLOR (Color_IT))
2354 fore = Color_IT;
2355# if !ENABLE_STYLES
2356 else
2357 invert = !invert;
2358# endif
2359 }
2360
2361 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2362 fore = Color_UL;
2363#endif
2364
2365#ifdef OPTION_HC
2366 if (rend & RS_Sel)
2367 {
2368 /* invert the column if no highlightColor is set or it is the
2369 * current cursor column */
2370 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2371 && ISSET_PIXCOLOR (Color_HC))
2372 {
2373 if (ISSET_PIXCOLOR (Color_HTC))
2374 fore = Color_HTC;
2375 // if invert is 0 reverse video is set so we use bg color as fg color
2376 else if (!invert)
2377 fore = back;
2378
2379 back = Color_HC;
2380 invert = 0;
2381 }
2382 }
2383#endif
2384
2385 if (invert)
2386 {
2387 ::swap (fore, back);
2388
2389#ifndef NO_BOLD_UNDERLINE_REVERSE
2390 if (fore == back)
2391 {
2392 fore = Color_bg;
2393 back = Color_fg;
2394 }
2395#endif
2396 }
2397
2398#ifdef TEXT_BLINK
2399 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2400 {
2401 if (!text_blink_ev.is_active ())
2402 {
2403 text_blink_ev.again ();
2404 hidden_text = 0;
2405 }
2406 else if (hidden_text)
2407 fore = back;
2408 }
2409#endif
2410
2411#if ENABLE_STYLES
2412 // "careful" (too wide) character handling
2413
2414 // include previous careful character(s) if possible, looks nicer (best effort...)
2415 while (text > stp
2416 && srp[text - stp - 1] & RS_Careful
2417 && RS_SAME (rend, srp[text - stp - 1]))
2418 text--, count++, xpixel -= fwidth;
2419
2420 // force redraw after "careful" characters to avoid pixel droppings
2421 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2422 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2423
2424 // force redraw before "careful" characters to avoid pixel droppings
2425 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2426 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2427#endif
2428 }
2429
2430 /*
2431 * Actually do the drawing of the string here
2432 */
2433 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2434
2435 if (ecb_likely (have_bg && back == Color_bg))
2436 {
2437 // this is very ugly, maybe push it into ->draw?
2438
2439 for (i = 0; i < count; i++) /* don't draw empty strings */
2440 if (text[i] != ' ')
2055 { 2441 {
2056 for (col = TermWin.ncol; col--; ) 2442 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2057 { 2443 goto did_clear;
2058 *dtp++ = *dtp2++;
2059 *drp++ = *drp2++;
2060 }
2061
2062 if (len == -1)
2063 len = row;
2064
2065 wlen = row;
2066 continue;
2067 } 2444 }
2445
2446 CLEAR_CHARS (xpixel, ypixel, count);
2447 did_clear: ;
2068 } 2448 }
2449 else
2450 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2069 2451
2070 if (len != -1) 2452 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2071 { 2453 {
2072 /* also comes here at end if needed because of >= above */ 2454 if (showcursor && focus && row == screen.cur.row
2073 if (wlen < len) 2455 && IN_RANGE_EXC (col, cur_col, cur_col + cursorwidth))
2074 SWAP_IT(wlen, len, int); 2456 XSetForeground (dpy, gc, pix_colors[ccol1]);
2075
2076 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2077 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2078 TermWin.gc, 0, Row2Pixel (len + i),
2079 (unsigned int)TermWin_TotalWidth (),
2080 (unsigned int)Height2Pixel (wlen - len + 1),
2081 0, Row2Pixel (len));
2082 len = -1;
2083 }
2084 }
2085 }
2086#endif
2087
2088 /*
2089 * E: main pass across every character
2090 */
2091 for (row = 0; row < TermWin.nrow; row++)
2092 {
2093 stp = screen.text[row + row_offset];
2094 srp = screen.rend[row + row_offset];
2095 dtp = drawn_text[row];
2096 drp = drawn_rend[row];
2097
2098 /*
2099 * E2: OK, now the real pass
2100 */
2101 int ypixel = (int)Row2Pixel(row);
2102
2103 for (col = 0; col < TermWin.ncol; col++)
2104 {
2105 /* compare new text with old - if exactly the same then continue */
2106 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2107
2108 if (stp[col] == dtp[col] /* Must match characters to skip. */
2109 && (rend == drp[col] /* Either rendition the same or */
2110 || (stp[col] == ' ' /* space w/ no background change */
2111 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2112 continue;
2113
2114 text_t *text = stp + col;
2115 int count = 1;
2116
2117 /* redraw one or more characters */
2118
2119 dtp[col] = stp[col];
2120 drp[col] = rend;
2121
2122 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2123 continue;
2124
2125 int xpixel = Col2Pixel(col);
2126
2127 // this loop looks very messy, it can probably be optimized
2128 // and cleaned a bit by you?
2129 for (i = 0; ++col < TermWin.ncol; )
2130 {
2131 if (stp[col] == NOCHAR)
2132 {
2133 dtp[col] = stp[col];
2134 drp[col] = rend;
2135 count++;
2136
2137 if (i) // only possible skip if char unchanged
2138 i++;
2139
2140 continue;
2141 }
2142
2143 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2144 break;
2145
2146 count++;
2147
2148 if (stp[col] != dtp[col]
2149 || srp[col] != drp[col])
2150 {
2151 if (must_clear && (i++ > (count / 2)))
2152 break;
2153
2154 dtp[col] = stp[col];
2155 drp[col] = rend;
2156 i = 0;
2157 }
2158 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2159 break;
2160 }
2161
2162 col--; /* went one too far. move back */
2163 count -= i; /* dump any matching trailing chars */
2164
2165 /*
2166 * Determine the attributes for the string
2167 */
2168 int fid = GET_FONT(rend);
2169 fore = GET_FGCOLOR(rend);
2170 back = GET_BGCOLOR(rend);
2171 rend = GET_ATTR(rend);
2172
2173 rvid = (rend & RS_RVid) ? 1 : 0;
2174#ifdef OPTION_HC
2175 if (!rvid && (rend & RS_Blink))
2176 {
2177 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2178 back = Color_HC;
2179 else 2457 else
2180 rvid = !rvid; /* fall back */ 2458#if ENABLE_FRILLS
2459 if (ISSET_PIXCOLOR (Color_underline))
2460 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2461 else
2462#endif
2463 XSetForeground (dpy, gc, pix_colors[fore]);
2464
2465 XDrawLine (dpy, vt, gc,
2466 xpixel, ypixel + font->ascent + 1,
2467 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2181 } 2468 }
2182#endif 2469 } /* for (col....) */
2183 if (rvid) 2470 } /* for (row....) */
2471
2472 /*
2473 * G: cleanup cursor and display outline cursor if necessary
2474 */
2475 if (showcursor)
2476 {
2477 if (focus)
2478 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2479 else if (oldcursor.row >= 0)
2184 { 2480 {
2185 SWAP_IT(fore, back, int); 2481 XSetForeground (dpy, gc, pix_colors[ccol1]);
2186 2482
2187#ifndef NO_BOLD_UNDERLINE_REVERSE 2483 XDrawRectangle (dpy, vt, gc,
2188 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV) 2484 Col2Pixel (cur_col),
2189# ifndef NO_CURSORCOLOR 2485 Row2Pixel (oldcursor.row),
2190 && !ISSET_PIXCOLOR (this, Color_cursor) 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
2191# endif 2548# endif
2192 )
2193 back = Color_RV;
2194#endif
2195 }
2196#ifndef NO_BOLD_UNDERLINE_REVERSE
2197 else if (rend & RS_Bold)
2198 { 2549 {
2199 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_BD)) 2550 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2200 { 2551 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2201 fore = Color_BD; 2552 }
2202# ifndef VERYBOLD 2553 }
2203 rend &= ~RS_Bold; /* we've taken care of it */ 2554 else
2204# endif 2555#endif
2205 }
2206 }
2207 else if (rend & RS_Uline)
2208 {
2209 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2210 {
2211 fore = Color_UL;
2212 rend &= ~RS_Uline; /* we've taken care of it */
2213 }
2214 }
2215#endif
2216
2217 /*
2218 * Actually do the drawing of the string here
2219 */
2220 rxvt_font *font = (*TermWin.fontset)[fid];
2221
2222 if (back == Color_bg)
2223 {
2224 if (must_clear)
2225 {
2226 for (i = 0; i < count; i++) /* don't draw empty strings */
2227 if (text[i] != ' ')
2228 {
2229 font->draw (xpixel, ypixel, text, count, fore, -1);
2230 goto nodraw;
2231 }
2232
2233 CLEAR_CHARS (xpixel, ypixel, count);
2234nodraw: ;
2235 }
2236 else
2237 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2238 }
2239 else
2240 font->draw (xpixel, ypixel, text, count, fore, back);
2241
2242 if ((rend & RS_Uline) && (font->descent > 1))
2243 XDrawLine(Xdisplay, drawBuffer, TermWin.gc,
2244 xpixel, ypixel + font->ascent + 1,
2245 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2246 } /* for (col....) */
2247 } /* for (row....) */
2248
2249 /*
2250 * G: cleanup cursor and display outline cursor if necessary
2251 */
2252 if (showcursor) {
2253 if (TermWin.focus) {
2254 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
2255 [screen.cur.col]);
2256 *srp ^= RS_RVid;
2257#ifndef NO_CURSORCOLOR
2258 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2259#endif
2260 } else if (oldcursor.row >= 0) {
2261#ifndef NO_CURSORCOLOR
2262 unsigned long gcmask; /* Graphics Context mask */
2263
2264 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor))
2265 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]);
2266#endif
2267 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc,
2268 Col2Pixel(oldcursor.col),
2269 Row2Pixel(oldcursor.row),
2270 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2271 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1));
2272 }
2273 } 2556 {
2557 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2558 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2559 }
2274 2560
2275 /* 2561 XClearWindow (dpy, parent);
2276 * H: cleanup selection
2277 */
2278 rxvt_scr_reverse_selection (this);
2279 2562
2280 /* 2563 if (scrollBar.win)
2281 * I: other general cleanup 2564 {
2282 */ 2565 if (transparent)
2283 if (clearfirst && TermWin.int_bwidth) 2566 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2284 /* 2567 else
2285 * clear the whole screen height, note that width == 0 is treated 2568 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2286 * specially by XClearArea 2569 scrollBar.state = SB_STATE_IDLE;
2287 */ 2570 scrollBar.show (0);
2288 XClearArea(Xdisplay, TermWin.vt, 0, 0, 2571 }
2289 (unsigned int)TermWin.int_bwidth,
2290 (unsigned int)TermWin_TotalHeight(), False);
2291 if (clearlast && TermWin.int_bwidth)
2292 /*
2293 * clear the whole screen height, note that width == 0 is treated
2294 * specially by XClearArea
2295 */
2296 XClearArea(Xdisplay, TermWin.vt,
2297 TermWin.width + TermWin.int_bwidth, 0,
2298 (unsigned int)TermWin.int_bwidth,
2299 (unsigned int)TermWin_TotalHeight(), False);
2300 if (refresh_type & SMOOTH_REFRESH)
2301 XSync(Xdisplay, False);
2302 2572
2303 num_scr = 0; 2573 if (refresh)
2304 num_scr_allow = 1; 2574 {
2305 want_refresh = 0; /* screen is current */ 2575 scr_clear ();
2576 scr_touch (true);
2577 }
2578 want_refresh = 1;
2306} 2579}
2307 2580
2308/* ------------------------------------------------------------------------- */ 2581/* ------------------------------------------------------------------------- */
2309void 2582void
2310rxvt_term::scr_clear() 2583rxvt_term::scr_clear (bool really) NOTHROW
2311{ 2584{
2312 if (!TermWin.mapped) 2585 if (!mapped)
2313 return; 2586 return;
2314 2587
2315 num_scr_allow = 0; 2588 num_scr_allow = 0;
2316 want_refresh = 1; 2589 want_refresh = 1;
2317#ifdef TRANSPARENT 2590
2318 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;
2319 { 2614 }
2320 int i; 2615}
2321 2616
2322 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 {
2323 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);
2324 else 2656 else
2325 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2326
2327 while (i--)
2328 if (TermWin.parent[i] != None)
2329 XClearWindow(Xdisplay, TermWin.parent[i]);
2330 }
2331#endif 2657#endif
2332 2658 scr_xor_span (selection.beg.row, selection.beg.col,
2333 XClearWindow (Xdisplay, TermWin.vt); 2659 selection.end.row, selection.end.col,
2334} 2660 RS_Sel | RS_RVid);
2335
2336/* ------------------------------------------------------------------------- */
2337/* INTPROTO */
2338void
2339rxvt_scr_reverse_selection(pR)
2340{
2341 int i, col, row, end_row;
2342 rend_t *srp;
2343
2344 if (R->selection.op && R->current_screen == R->selection.screen) {
2345 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2346 i = R->selection.beg.row + R->TermWin.saveLines;
2347 row = R->selection.end.row + R->TermWin.saveLines;
2348 if (i >= end_row)
2349 col = R->selection.beg.col;
2350 else {
2351 col = 0;
2352 i = end_row;
2353 }
2354 end_row += R->TermWin.nrow;
2355 for (; i < row && i < end_row; i++, col = 0)
2356 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2357#ifndef OPTION_HC
2358 srp[col] ^= RS_RVid;
2359#else
2360 srp[col] ^= RS_Blink;
2361#endif
2362 if (i == row && i < end_row)
2363 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2364#ifndef OPTION_HC
2365 srp[col] ^= RS_RVid;
2366#else
2367 srp[col] ^= RS_Blink;
2368#endif
2369 } 2661 }
2370} 2662}
2371 2663
2372/* ------------------------------------------------------------------------- */ 2664/* ------------------------------------------------------------------------- */
2373/* 2665/*
2374 * Dump the whole scrollback and screen to the passed filedescriptor. The 2666 * Dump the whole scrollback and screen to the passed filedescriptor. The
2375 * invoking routine must close the fd. 2667 * invoking routine must close the fd.
2376 */ 2668 */
2377#if 0 2669#if 0
2378/* EXTPROTO */
2379void 2670void
2380rxvt_scr_dump(pR_ int fd) 2671rxvt_term::scr_dump (int fd) NOTHROW
2381{ 2672{
2382 int row, wrote; 2673 // if this method is needed, it can be implemented by factoring the
2383 unsigned int width, towrite; 2674 // relevant code in scr_printscreen
2384 char r1[] = "\n";
2385
2386 for (row = R->TermWin.saveLines - R->TermWin.nscrolled;
2387 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) {
2388 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row]
2389 : R->TermWin.ncol;
2390 for (towrite = width; towrite; towrite -= wrote) {
2391 wrote = write(fd, &(R->screen.text[row][width - towrite]),
2392 towrite);
2393 if (wrote < 0)
2394 return; /* XXX: death, no report */
2395 }
2396 if (R->screen.tlen[row] >= 0)
2397 if (write(fd, r1, 1) <= 0)
2398 return; /* XXX: death, no report */
2399 }
2400} 2675}
2401#endif 2676#endif
2402 2677
2403/* ------------------------------------------------------------------------- * 2678/* ------------------------------------------------------------------------- *
2404 * CHARACTER SELECTION * 2679 * CHARACTER SELECTION *
2405 * ------------------------------------------------------------------------- */ 2680 * ------------------------------------------------------------------------- */
2406
2407/*
2408 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2409 */
2410/* EXTPROTO */
2411void 2681void
2412rxvt_selection_check(pR_ int check_more) 2682rxvt_term::selection_check (int check_more) NOTHROW
2413{ 2683{
2414 row_col_t pos;
2415
2416 if (!R->selection.op) 2684 if (!selection.op)
2417 return; 2685 return;
2418 2686
2419 pos.row = pos.col = 0; 2687 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2420 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2688 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2421 || (R->selection.beg.row >= R->TermWin.nrow) 2689 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2422 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled)
2423 || (R->selection.mark.row >= R->TermWin.nrow)
2424 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2425 || (R->selection.end.row >= R->TermWin.nrow)
2426 || (check_more == 1 2690 || (check_more == 1
2427 && R->current_screen == R->selection.screen 2691 && current_screen == selection.screen
2428 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2692 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2429 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2693 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2430 || (check_more == 2
2431 && ROWCOL_IS_BEFORE(R->selection.beg, pos)
2432 && ROWCOL_IS_AFTER(R->selection.end, pos))
2433 || (check_more == 3
2434 && ROWCOL_IS_AFTER(R->selection.end, pos))
2435 || (check_more == 4 /* screen width change */
2436 && (R->selection.beg.row != R->selection.end.row
2437 || R->selection.end.col > R->TermWin.ncol)))
2438 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;
2439} 2709}
2440 2710
2441/* ------------------------------------------------------------------------- */ 2711/* ------------------------------------------------------------------------- */
2442/* 2712/*
2443 * Paste a selection direct to the command fd 2713 * Paste a selection direct to the command fd
2444 */ 2714 */
2445void 2715void
2446rxvt_term::paste (const unsigned char *data, unsigned int len) 2716rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2447{ 2717{
2448 unsigned int i, j, n;
2449 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2450
2451#if 0
2452 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2453 ZERO_SCROLLBACK (r);
2454#endif
2455
2456 /* convert normal newline chars into common keyboard Return key sequence */ 2718 /* convert normal newline chars into common keyboard Return key sequence */
2457 for (i = 0; i < len; i += PROP_SIZE) 2719 for (unsigned int i = 0; i < len; i++)
2458 { 2720 if (data[i] == C0_LF)
2459 n = min (len - i, PROP_SIZE); 2721 data[i] = C0_CR;
2460 MEMCPY (ds, data + i, n);
2461 2722
2462 for (j = 0; j < n; j++) 2723 if (priv_modes & PrivMode_BracketPaste)
2463 if (ds[j] == '\n') 2724 tt_printf ("\x1b[200~");
2464 ds[j] = '\r';
2465 2725
2466 tt_write (ds, (int)n); 2726 tt_write (data, len);
2467 }
2468 2727
2469 free(ds); 2728 if (priv_modes & PrivMode_BracketPaste)
2729 tt_printf ("\x1b[201~");
2470} 2730}
2471 2731
2472/* ------------------------------------------------------------------------- */ 2732void
2473/* 2733rxvt_term::paste (char *data, unsigned int len) NOTHROW
2474 * Respond to a notification that a primary selection has been sent
2475 * EXT: SelectionNotify
2476 */
2477/* EXTPROTO */
2478int
2479rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2480{ 2734{
2481 long nread = 0; 2735 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2482 unsigned long bytes_after;
2483 XTextProperty ct;
2484 int dummy_count;
2485 char **cl;
2486
2487 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2488
2489 if (prop == None) /* check for failed XConvertSelection */
2490 {
2491 if ((R->selection_type & Sel_CompoundText))
2492 {
2493 int selnum = R->selection_type & Sel_whereMask;
2494
2495 R->selection_type = 0;
2496 if (selnum != Sel_direct)
2497 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2498 }
2499
2500 return 0; 2736 return;
2501 }
2502 2737
2503 for (;;) 2738 tt_paste (data, len);
2504 {
2505 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2506 (long)(PROP_SIZE / 4), delete_prop,
2507 AnyPropertyType, &ct.encoding, &ct.format,
2508 &ct.nitems, &bytes_after,
2509 &ct.value) != Success)
2510 break;
2511
2512 if (ct.encoding == 0)
2513 {
2514 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2515 break;
2516 }
2517
2518 if (ct.value == NULL)
2519 {
2520 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2521 continue;
2522 }
2523
2524 if (ct.nitems == 0)
2525 {
2526 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2527 if (R->selection_wait == Sel_normal && nread == 0)
2528 {
2529 /*
2530 * pass through again trying CUT_BUFFER0 if we've come from
2531 * XConvertSelection() but nothing was presented
2532 */
2533 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2534 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False);
2535 }
2536
2537 nread = -1; /* discount any previous stuff */
2538 break;
2539 }
2540
2541 nread += ct.nitems;
2542 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2543 &dummy_count) == Success && cl)
2544 {
2545 R->paste ((unsigned char *)cl[0], STRLEN (cl[0]));
2546 XFreeStringList (cl);
2547 }
2548 else
2549 R->paste (ct.value, ct.nitems);
2550
2551 if (bytes_after == 0)
2552 break;
2553
2554 XFree (ct.value);
2555 }
2556
2557 if (ct.value)
2558 XFree (ct.value);
2559
2560 if (R->selection_wait == Sel_normal)
2561 R->selection_wait = Sel_none;
2562
2563 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2564 return (int)nread;
2565} 2739}
2566 2740
2567void
2568rxvt_term::incr_cb (time_watcher &w)
2569{
2570 selection_wait = Sel_none;
2571
2572 rxvt_print_error ("data loss: timeout on INCR selection paste");
2573}
2574
2575/*
2576 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2577 */
2578/* EXTPROTO */
2579void
2580rxvt_selection_property(pR_ Window win, Atom prop)
2581{
2582 int reget_time = 0;
2583
2584 if (prop == None)
2585 return;
2586 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2587 if (R->selection_wait == Sel_normal) {
2588 int a, afmt;
2589 Atom atype;
2590 unsigned long bytes_after, nitems;
2591 unsigned char *s = NULL;
2592
2593 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2594 R->xa[XA_INCR], &atype, &afmt, &nitems,
2595 &bytes_after, &s);
2596 if (s)
2597 XFree(s);
2598 if (a != Success)
2599 return;
2600#ifndef __CYGWIN32__
2601 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2602 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2603 XDeleteProperty(R->Xdisplay, win, prop);
2604 XFlush(R->Xdisplay);
2605 reget_time = 1;
2606 R->selection_wait = Sel_incr;
2607 }
2608#endif
2609 } else if (R->selection_wait == Sel_incr) {
2610 reget_time = 1;
2611 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2612 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2613 R->selection_wait = Sel_none;
2614 R->incr_ev.stop ();
2615 }
2616 }
2617 if (reget_time) /* received more data so reget time */
2618 R->incr_ev.start (NOW + 10);
2619}
2620/* ------------------------------------------------------------------------- */ 2741/* ------------------------------------------------------------------------- */
2621/* 2742/*
2622 * Request the current selection: 2743 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2623 * Order: > internal selection if available 2744 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2624 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2745 * as fallback
2625 * > CUT_BUFFER0
2626 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2627 * will auto fallback to CUT_BUFFER0
2628 * EXT: button 2 release 2746 * EXT: button 2 release
2629 */ 2747 */
2630/* EXTPROTO */
2631void 2748void
2632rxvt_selection_request(pR_ Time tm, int x, int y) 2749rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2633{ 2750{
2634 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2751 if (!selection_req)
2635 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2636 return; /* outside window */
2637
2638 if (R->selection.text != NULL) { /* internal selection */
2639 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2640 R->paste (R->selection.text, R->selection.len);
2641 return;
2642 } else {
2643 int i;
2644
2645 R->selection_request_time = tm;
2646 R->selection_wait = Sel_normal;
2647 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2648 R->selection_type = Sel_CompoundText;
2649 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i))
2650 return;
2651 }
2652 } 2752 {
2653 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);
2654 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2754 selection_req->run ();
2655 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2656}
2657
2658/* INTPROTO */
2659int
2660rxvt_selection_request_other(pR_ Atom target, int selnum)
2661{
2662 Atom sel;
2663#ifdef DEBUG_SELECT
2664 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2665#endif
2666
2667 R->selection_type |= selnum;
2668 if (selnum == Sel_Primary)
2669 sel = XA_PRIMARY;
2670 else if (selnum == Sel_Secondary)
2671 sel = XA_SECONDARY;
2672 else
2673 sel = R->xa[XA_CLIPBOARD];
2674 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2675 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2676 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2677 R->TermWin.vt, R->selection_request_time);
2678 return 1;
2679 } 2755 }
2680 return 0;
2681} 2756}
2682 2757
2683/* ------------------------------------------------------------------------- */ 2758/* ------------------------------------------------------------------------- */
2684/* 2759/*
2685 * Clear all selected text 2760 * Clear all selected text
2686 * EXT: SelectionClear 2761 * EXT: SelectionClear
2687 */ 2762 */
2688/* EXTPROTO */
2689void 2763void
2690rxvt_selection_clear(pR) 2764rxvt_term::selection_clear (bool clipboard) NOTHROW
2691{ 2765{
2692 D_SELECT((stderr, "rxvt_selection_clear()")); 2766 if (!clipboard)
2693 2767 {
2694 R->want_refresh = 1; 2768 want_refresh = 1;
2695 if (R->selection.text)
2696 free(R->selection.text); 2769 free (selection.text);
2697 R->selection.text = NULL; 2770 selection.text = NULL;
2698 R->selection.len = 0; 2771 selection.len = 0;
2699 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 }
2700} 2786}
2701 2787
2702/* ------------------------------------------------------------------------- */ 2788/* ------------------------------------------------------------------------- */
2703/* 2789/*
2704 * Copy a selection into the cut buffer 2790 * Copy a selection into the cut buffer
2705 * EXT: button 1 or 3 release 2791 * EXT: button 1 or 3 release
2706 */ 2792 */
2707/* EXTPROTO */
2708void 2793void
2709rxvt_selection_make(pR_ Time tm) 2794rxvt_term::selection_make (Time tm)
2710{ 2795{
2711 int i, col, end_col, row, end_row; 2796 int size;
2712 unsigned char *new_selection_text; 2797 wchar_t *new_selection_text;
2713 char *str; 2798 text_t *t;
2714 text_t *t;
2715#ifdef ACS_ASCII
2716 rend_t *re;
2717#endif
2718 2799
2719 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2720 switch (R->selection.op) { 2800 switch (selection.op)
2801 {
2721 case SELECTION_CONT: 2802 case SELECTION_CONT:
2722 break; 2803 break;
2723 case SELECTION_INIT: 2804 case SELECTION_INIT:
2724 CLEAR_SELECTION(R); 2805 CLEAR_SELECTION ();
2725 /* FALLTHROUGH */ 2806 /* FALLTHROUGH */
2726 case SELECTION_BEGIN: 2807 case SELECTION_BEGIN:
2727 R->selection.op = SELECTION_DONE; 2808 selection.op = SELECTION_DONE;
2728 /* FALLTHROUGH */ 2809 /* FALLTHROUGH */
2729 default: 2810 default:
2730 return; 2811 return;
2731 } 2812 }
2813
2732 R->selection.op = SELECTION_DONE; 2814 selection.op = SELECTION_DONE;
2733 2815
2734 if (R->selection.clicks == 4) 2816 if (selection.clicks == 4)
2735 return; /* nothing selected, go away */ 2817 return; /* nothing selected, go away */
2736 2818
2819 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2820 return;
2821
2737 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);
2738 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2823 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2739 2824
2740 new_selection_text = (unsigned char *)str; 2825 int ofs = 0;
2826 int extra = 0;
2741 2827
2742 col = R->selection.beg.col; 2828 int col = selection.beg.col;
2743 MAX_IT(col, 0); 2829 int row = selection.beg.row;
2744 row = R->selection.beg.row + R->TermWin.saveLines;
2745 end_row = R->selection.end.row + R->TermWin.saveLines;
2746 2830
2831 int end_col;
2832
2747 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)
2748 { 2837 {
2749 t = &(R->screen.text[row][col]); 2838 col = selection.beg.col;
2750
2751 end_col = R->screen.tlen[row];
2752
2753 if (end_col == -1)
2754 end_col = R->TermWin.ncol; 2839 end_col = selection.end.col;
2840 }
2841 else
2842#endif
2843 end_col = ROW(row).l;
2755 2844
2845 col = max (col, 0);
2846
2756 if (row == end_row) 2847 if (row == selection.end.row)
2757 MIN_IT (end_col, R->selection.end.col); 2848 min_it (end_col, selection.end.col);
2758 2849
2850 t = ROW(row).t + col;
2851
2759 for (; col < end_col; col++) 2852 for (; col < end_col; col++)
2853 {
2760 if (*t == NOCHAR) 2854 if (*t == NOCHAR)
2761 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
2762 else 2873 else
2763 { 2874 new_selection_text[ofs++] = *t++;
2764 int len = wctomb (str, *t++);
2765 if (len > 0)
2766 str += len;
2767 }
2768
2769 if (R->screen.tlen[row] != -1 && row != end_row)
2770 *str++ = '\n';
2771 } 2875 }
2772 2876
2773#ifndef NO_OLD_SELECTION 2877#if !ENABLE_MINIMAL
2774 if (R->selection_style == OLD_SELECT) 2878 if (selection.rect)
2775 if (end_col == R->TermWin.ncol)
2776 *str++ = '\n';
2777#endif
2778#ifndef NO_NEW_SELECTION
2779 if (R->selection_style != OLD_SELECT)
2780 if (end_col != R->selection.end.col)
2781 *str++ = '\n';
2782#endif
2783 *str = '\0';
2784
2785 i = str - (char *)new_selection_text;
2786 if (i == 0)
2787 { 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 {
2788 free (new_selection_text); 2899 free (new_selection_text);
2789 return; 2900 return;
2790 } 2901 }
2791 2902
2792 // due to MB_MAX_CUR, selection wastage is usually high
2793 if (str - (char *)new_selection_text > 1024)
2794 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2795
2796 R->selection.len = i;
2797 if (R->selection.text)
2798 free (R->selection.text); 2903 free (selection.text);
2799 2904
2800 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));
2801 2908
2802 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2909 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2803 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2910 return;
2804 rxvt_print_error("can't get primary selection"); 2911
2805 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2912 selection_grab (tm);
2806 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 {
2807 R->selection_time = tm; 2922 selection_time = tm;
2808 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
2809} 2952}
2810 2953
2811/* ------------------------------------------------------------------------- */ 2954/* ------------------------------------------------------------------------- */
2812/* 2955/*
2813 * 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
2814 * EXT: button 1 press 2957 * EXT: button 1 press
2815 */ 2958 */
2816void 2959void ecb_cold
2817rxvt_term::selection_click (int clicks, int x, int y) 2960rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2818{ 2961{
2819 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2820
2821 clicks = ((clicks - 1) % 3) + 1; 2962 clicks = ((clicks - 1) % 3) + 1;
2822 selection.clicks = clicks; /* save clicks so extend will work */ 2963 selection.clicks = clicks; /* save clicks so extend will work */
2823 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
2824 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 2974 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2825 2975
2826 if (clicks == 2 || clicks == 3) 2976 if (clicks == 2 || clicks == 3)
2827 rxvt_selection_extend_colrow (this, selection.mark.col, 2977 selection_extend_colrow (selection.mark.col,
2828 selection.mark.row + TermWin.view_start, 2978 selection.mark.row - view_start,
2829 0, /* button 3 */ 2979 0, /* button 3 */
2830 1, /* button press */ 2980 1, /* button press */
2831 0); /* click change */ 2981 0); /* click change */
2832} 2982}
2833 2983
2834/* ------------------------------------------------------------------------- */ 2984/* ------------------------------------------------------------------------- */
2835/* 2985/*
2836 * Mark a selection at the specified col/row 2986 * Mark a selection at the specified col/row
2837 */ 2987 */
2838/* INTPROTO */ 2988void ecb_cold
2839void
2840rxvt_selection_start_colrow(pR_ int col, int row) 2989rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2841{ 2990{
2842 R->want_refresh = 1; 2991 want_refresh = 1;
2992
2993 selection.mark.row = row + view_start;
2843 R->selection.mark.col = col; 2994 selection.mark.col = col;
2844 R->selection.mark.row = row - R->TermWin.view_start; 2995
2845 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2996 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2846 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)
2847 MAX_IT(R->selection.mark.col, 0); 3001 --selection.mark.col;
2848 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2849 3002
2850 if (R->selection.op) { /* clear the old selection */ 3003 if (selection.op)
3004 {
3005 /* clear the old selection */
2851 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3006 selection.beg.row = selection.end.row = selection.mark.row;
2852 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3007 selection.beg.col = selection.end.col = selection.mark.col;
2853 } 3008 }
3009
2854 R->selection.op = SELECTION_INIT; 3010 selection.op = SELECTION_INIT;
2855 R->selection.screen = R->current_screen; 3011 selection.screen = current_screen;
2856} 3012}
2857 3013
2858/* ------------------------------------------------------------------------- */ 3014/* ------------------------------------------------------------------------- */
2859/* 3015/*
2860 * Word select: select text for 2 clicks 3016 * Word select: select text for 2 clicks
2861 * We now only find out the boundary in one direction 3017 * We now only find out the boundary in one direction
2862 */ 3018 */
2863 3019
2864/* 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 */
2865#define DELIMIT_TEXT(x) \ 3021#define DELIMIT_TEXT(x) \
2866 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3022 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2867#define DELIMIT_REND(x) 1 3023#define DELIMIT_REND(x) 1
2868 3024
2869/* INTPROTO */ 3025void ecb_cold
2870void
2871rxvt_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
2872{ 3027{
2873 int col, row, dirnadd, tcol, trow, w1, w2; 3028 int col, row, dirnadd, tcol, trow, w1, w2;
2874 row_col_t bound; 3029 row_col_t bound;
2875 text_t *stp; 3030 text_t *stp;
2876 rend_t *srp; 3031 rend_t *srp;
2877 3032
2878 if (dirn == UP) { 3033 if (dirn == UP)
2879 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3034 {
3035 bound.row = top_row - 1;
2880 bound.col = 0; 3036 bound.col = 0;
2881 dirnadd = -1; 3037 dirnadd = -1;
2882 } else { 3038 }
2883 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3039 else
3040 {
3041 bound.row = nrow;
2884 bound.col = R->TermWin.ncol - 1; 3042 bound.col = ncol - 1;
2885 dirnadd = 1; 3043 dirnadd = 1;
2886 } 3044 }
2887 row = mark->row + R->TermWin.saveLines; 3045
3046 row = mark->row;
2888 col = mark->col; 3047 col = max (mark->col, 0);
2889 MAX_IT(col, 0); 3048
2890/* find the edge of a word */ 3049 /* find the edge of a word */
2891 stp = &(R->screen.text[row][col]); 3050 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2892 w1 = DELIMIT_TEXT(*stp); 3051 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2893 3052
2894 if (R->selection_style != NEW_SELECT) { 3053 for (;;)
2895 if (w1 == 1) { 3054 {
3055 for (; col != bound.col; col += dirnadd)
3056 {
2896 stp += dirnadd; 3057 stp += dirnadd;
2897 if (DELIMIT_TEXT(*stp) == 1)
2898 goto Old_Word_Selection_You_Die;
2899 col += dirnadd;
2900 }
2901 w1 = 0;
2902 }
2903 srp = (&R->screen.rend[row][col]);
2904 w2 = DELIMIT_REND(*srp);
2905
2906 for (;;) {
2907 for (; col != bound.col; col += dirnadd) {
2908 stp += dirnadd; 3058 srp += dirnadd;
3059
3060 if (*stp == NOCHAR)
3061 continue;
3062
2909 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)
2910 break; 3077 break;
2911 srp += dirnadd; 3078
2912 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)
2913 break; 3083 break;
2914 } 3084
2915 if ((col == bound.col) && (row != bound.row)) {
2916 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2917 trow = row + dirnadd;
2918 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2919 if (R->screen.text[trow] == NULL)
2920 break;
2921 stp = &(R->screen.text[trow][tcol]);
2922 srp = &(R->screen.rend[trow][tcol]);
2923 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2924 break;
2925 row = trow; 3085 row = trow;
2926 col = tcol; 3086 col = tcol;
2927 continue; 3087 continue;
2928 } 3088 }
2929 } 3089 }
2930 break; 3090 break;
2931 } 3091 }
2932 Old_Word_Selection_You_Die:
2933 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));
2934 3092
2935 if (dirn == DN) 3093 if (dirn == DN)
2936 col++; /* put us on one past the end */ 3094 col++; /* put us on one past the end */
2937 3095
2938/* Poke the values back in */ 3096 /* Poke the values back in */
2939 ret->row = row - R->TermWin.saveLines; 3097 ret->row = row;
2940 ret->col = col; 3098 ret->col = col;
2941} 3099}
2942 3100
2943/* ------------------------------------------------------------------------- */ 3101/* ------------------------------------------------------------------------- */
2944/* 3102/*
2945 * Extend the selection to the specified x/y pixel location 3103 * Extend the selection to the specified x/y pixel location
2946 * EXT: button 3 press; button 1 or 3 drag 3104 * EXT: button 3 press; button 1 or 3 drag
2947 * flag == 0 ==> button 1 3105 * flag == 0 ==> button 1
2948 * flag == 1 ==> button 3 press 3106 * flag == 1 ==> button 3 press
2949 * flag == 2 ==> button 3 motion 3107 * flag == 2 ==> button 3 motion
2950 */ 3108 */
2951void 3109void ecb_cold
2952rxvt_term::selection_extend (int x, int y, int flag) 3110rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2953{ 3111{
2954 int col, row; 3112 int col = clamp (Pixel2Col (x), 0, ncol);
3113 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2955 3114
2956 col = Pixel2Col(x);
2957 row = Pixel2Row(y);
2958 MAX_IT(row, 0);
2959 MIN_IT(row, (int)TermWin.nrow - 1);
2960 MAX_IT(col, 0);
2961 MIN_IT(col, (int)TermWin.ncol);
2962
2963#ifndef NO_NEW_SELECTION
2964 /* 3115 /*
2965 * 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
2966 * 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
2967 * 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
2968 * be _past_ a character for it to be selected. 3119 * be _past_ a character for it to be selected.
2969 */ 3120 */
2970 if (selection_style != OLD_SELECT)
2971 {
2972 if (((selection.clicks % 3) == 1) && !flag 3121 if (((selection.clicks % 3) == 1) && !flag
2973 && (col == selection.mark.col 3122 && (col == selection.mark.col
2974 && (row == selection.mark.row + TermWin.view_start))) 3123 && (row == selection.mark.row - view_start)))
2975 { 3124 {
2976 /* select nothing */ 3125 /* select nothing */
2977 selection.beg.row = selection.end.row = 0; 3126 selection.beg.row = selection.end.row = 0;
2978 selection.beg.col = selection.end.col = 0; 3127 selection.beg.col = selection.end.col = 0;
2979 selection.clicks = 4; 3128 selection.clicks = 4;
2980 want_refresh = 1; 3129 want_refresh = 1;
2981 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2982 return; 3130 return;
2983 }
2984 } 3131 }
2985#endif 3132
2986 if (selection.clicks == 4) 3133 if (selection.clicks == 4)
2987 selection.clicks = 1; 3134 selection.clicks = 1;
2988 3135
2989 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3136 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2990 flag == 1 ? 1 : 0, /* ? button press */ 3137 flag == 1 ? 1 : 0, /* ? button press */
2991 0); /* no click change */ 3138 0); /* no click change */
2992} 3139}
2993 3140
2994/* ------------------------------------------------------------------------- */ 3141/* ------------------------------------------------------------------------- */
2995/* 3142/*
2996 * Extend the selection to the specified col/row 3143 * Extend the selection to the specified col/row
2997 */ 3144 */
2998/* INTPROTO */ 3145void ecb_cold
2999void
3000rxvt_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
3001{ 3147{
3002 int16_t ncol = R->TermWin.ncol;
3003 int end_col;
3004 row_col_t pos; 3148 row_col_t pos;
3005 enum { 3149 enum {
3006 LEFT, RIGHT 3150 LEFT, RIGHT
3007 } closeto = RIGHT; 3151 } closeto = RIGHT;
3008 3152
3009 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));
3010 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));
3011
3012 R->want_refresh = 1;
3013 switch (R->selection.op) { 3153 switch (selection.op)
3154 {
3014 case SELECTION_INIT: 3155 case SELECTION_INIT:
3015 CLEAR_SELECTION(R); 3156 CLEAR_SELECTION ();
3016 R->selection.op = SELECTION_BEGIN; 3157 selection.op = SELECTION_BEGIN;
3017 /* FALLTHROUGH */ 3158 /* FALLTHROUGH */
3018 case SELECTION_BEGIN: 3159 case SELECTION_BEGIN:
3019 if (row != R->selection.mark.row || col != R->selection.mark.col 3160 if (row != selection.mark.row || col != selection.mark.col
3020 || (!button3 && buttonpress)) 3161 || (!button3 && buttonpress))
3021 R->selection.op = SELECTION_CONT; 3162 selection.op = SELECTION_CONT;
3022 break; 3163 break;
3023 case SELECTION_DONE: 3164 case SELECTION_DONE:
3024 R->selection.op = SELECTION_CONT; 3165 selection.op = SELECTION_CONT;
3025 /* FALLTHROUGH */ 3166 /* FALLTHROUGH */
3026 case SELECTION_CONT: 3167 case SELECTION_CONT:
3027 break; 3168 break;
3028 case SELECTION_CLEAR: 3169 case SELECTION_CLEAR:
3029 rxvt_selection_start_colrow(aR_ col, row); 3170 selection_start_colrow (col, row);
3030 /* FALLTHROUGH */ 3171 /* FALLTHROUGH */
3031 default: 3172 default:
3032 return; 3173 return;
3033 } 3174 }
3175
3034 if (R->selection.beg.col == R->selection.end.col 3176 if (selection.beg.col == selection.end.col
3035 && R->selection.beg.col != R->selection.mark.col 3177 && selection.beg.col != selection.mark.col
3036 && R->selection.beg.row == R->selection.end.row 3178 && selection.beg.row == selection.end.row
3037 && R->selection.beg.row != R->selection.mark.row) { 3179 && selection.beg.row != selection.mark.row)
3180 {
3038 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3181 selection.beg.col = selection.end.col = selection.mark.col;
3039 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3182 selection.beg.row = selection.end.row = selection.mark.row;
3040 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));
3041 } 3183 }
3042 3184
3043 pos.col = col; 3185 pos.col = col;
3044 pos.row = row; 3186 pos.row = view_start + row;
3045 3187
3046 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3188 /*
3047 3189 * This is mainly xterm style selection with a couple of differences, mainly
3048#ifndef NO_OLD_SELECTION 3190 * in the way button3 drag extension works.
3049/* 3191 * We're either doing: button1 drag; button3 press; or button3 drag
3050 * 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
3051 * There are no ``selection modes'', button3 is always character extension. 3193 * is always at the left/right edge of the selection.
3052 * Note: button3 drag is always available, c.f. v2.20 3194 * b) button3 press: extend/contract character/word/line at whichever edge of
3053 * 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
3054 */ 3200 */
3055 if (R->selection_style == OLD_SELECT) { 3201 if (button3 && buttonpress)
3056 if (R->selection.clicks == 1 || button3) { 3202 {
3057 if (R->hate_those_clicks) { 3203 /* button3 press */
3058 R->hate_those_clicks = 0; 3204 /*
3059 if (R->selection.clicks == 1) { 3205 * first determine which edge of the selection we are closest to
3060 R->selection.beg.row = R->selection.mark.row; 3206 */
3061 R->selection.beg.col = R->selection.mark.col; 3207 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3062 } 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;
3063 R->selection.mark.row = R->selection.beg.row; 3226 selection.mark.row = selection.beg.row;
3064 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;
3065 } 3299 }
3066 } 3300 }
3067 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3068 R->selection.end.row = R->selection.mark.row;
3069 R->selection.end.col = R->selection.mark.col + 1;
3070 R->selection.beg.row = pos.row;
3071 R->selection.beg.col = pos.col;
3072 } else {
3073 R->selection.beg.row = R->selection.mark.row;
3074 R->selection.beg.col = R->selection.mark.col;
3075 R->selection.end.row = pos.row;
3076 R->selection.end.col = pos.col + 1;
3077 } 3301 }
3078 } else if (R->selection.clicks == 2) { 3302 else
3079 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3303#endif
3080 &(R->selection.beg)); 3304 {
3081 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3305 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3082 &(R->selection.end)); 3306 selection.mark.col++;
3083 R->hate_those_clicks = 1; 3307
3084 } else if (R->selection.clicks == 3) {
3085 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3086 R->selection.beg.col = 0; 3308 selection.beg.col = 0;
3087 R->selection.end.col = ncol; 3309 selection.end.col = ncol;
3088 R->hate_those_clicks = 1; 3310
3089 } 3311 // select a complete logical line
3090 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
3091 return; 3313 && ROW(selection.beg.row - 1).is_longer ())
3092 } 3314 selection.beg.row--;
3093#endif /* ! NO_OLD_SELECTION */ 3315
3094#ifndef NO_NEW_SELECTION 3316 while (selection.end.row < nrow
3095/* selection_style must not be OLD_SELECT to get here */ 3317 && ROW(selection.end.row).is_longer ())
3096/* 3318 selection.end.row++;
3097 * This is mainly xterm style selection with a couple of differences, mainly
3098 * in the way button3 drag extension works.
3099 * We're either doing: button1 drag; button3 press; or button3 drag
3100 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3101 * is always at the left/right edge of the R->selection.
3102 * b) button3 press: extend/contract character/word/line at whichever edge of
3103 * the selection we are closest to.
3104 * c) button3 drag : extend/contract character/word/line - we select around
3105 * a point/word/line which is either the start or end of the selection
3106 * and it was decided by whichever point/word/line was `fixed' at the
3107 * time of the most recent button3 press
3108 */
3109 if (button3 && buttonpress) { /* button3 press */
3110 /* 3319 }
3111 * first determine which edge of the selection we are closest to 3320 }
3112 */ 3321
3113 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3322 if (button3 && buttonpress)
3114 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3323 {
3115 && (((pos.col - R->selection.beg.col) 3324 /* mark may need to be changed */
3116 + ((pos.row - R->selection.beg.row) * ncol))
3117 < ((R->selection.end.col - pos.col)
3118 + ((R->selection.end.row - pos.row) * ncol)))))
3119 closeto = LEFT;
3120 if (closeto == LEFT) { 3325 if (closeto == LEFT)
3121 R->selection.beg.row = pos.row; 3326 {
3122 R->selection.beg.col = pos.col;
3123 R->selection.mark.row = R->selection.end.row; 3327 selection.mark.row = selection.end.row;
3124 R->selection.mark.col = R->selection.end.col 3328 selection.mark.col = selection.end.col - (selection.clicks == 2);
3125 - (R->selection.clicks == 2); 3329 }
3126 } else { 3330 else
3127 R->selection.end.row = pos.row; 3331 {
3128 R->selection.end.col = pos.col;
3129 R->selection.mark.row = R->selection.beg.row; 3332 selection.mark.row = selection.beg.row;
3130 R->selection.mark.col = R->selection.beg.col; 3333 selection.mark.col = selection.beg.col;
3131 }
3132 } else { /* button1 drag or button3 drag */
3133 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3134 if ((R->selection.mark.row == R->selection.end.row)
3135 && (R->selection.mark.col == R->selection.end.col)
3136 && clickchange && R->selection.clicks == 2)
3137 R->selection.mark.col--;
3138 R->selection.beg.row = pos.row;
3139 R->selection.beg.col = pos.col;
3140 R->selection.end.row = R->selection.mark.row;
3141 R->selection.end.col = R->selection.mark.col
3142 + (R->selection.clicks == 2);
3143 } else {
3144 R->selection.beg.row = R->selection.mark.row;
3145 R->selection.beg.col = R->selection.mark.col;
3146 R->selection.end.row = pos.row;
3147 R->selection.end.col = pos.col;
3148 }
3149 }
3150
3151 if (R->selection.clicks == 1) {
3152 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3153 if (end_col != -1 && R->selection.beg.col > end_col) {
3154#if 1
3155 R->selection.beg.col = ncol;
3156#else
3157 if (R->selection.beg.row != R->selection.end.row)
3158 R->selection.beg.col = ncol;
3159 else
3160 R->selection.beg.col = R->selection.mark.col;
3161#endif
3162 }
3163 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3164 if (end_col != -1 && R->selection.end.col > end_col)
3165 R->selection.end.col = ncol;
3166
3167 } else if (R->selection.clicks == 2) {
3168 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3169 R->selection.end.col--;
3170 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3171 &(R->selection.beg));
3172 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3173 &(R->selection.end));
3174 } else if (R->selection.clicks == 3) {
3175#ifndef NO_FRILLS
3176 if ((R->Options & Opt_tripleclickwords)) {
3177 int end_row;
3178
3179 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3180 &(R->selection.beg));
3181 end_row = R->screen.tlen[R->selection.mark.row
3182 + R->TermWin.saveLines];
3183 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3184 end_row++) {
3185 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3186 if (end_col != -1) {
3187 R->selection.end.row = end_row;
3188 R->selection.end.col = end_col;
3189 rxvt_selection_remove_trailing_spaces(aR);
3190 break;
3191 }
3192 }
3193 } else
3194#endif
3195 { 3334 }
3196 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3197 R->selection.mark.col++;
3198 R->selection.beg.col = 0;
3199 R->selection.end.col = ncol;
3200 }
3201 } 3335 }
3202 if (button3 && buttonpress) { /* mark may need to be changed */
3203 if (closeto == LEFT) {
3204 R->selection.mark.row = R->selection.end.row;
3205 R->selection.mark.col = R->selection.end.col
3206 - (R->selection.clicks == 2);
3207 } else {
3208 R->selection.mark.row = R->selection.beg.row;
3209 R->selection.mark.col = R->selection.beg.col;
3210 }
3211 }
3212 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));
3213#endif /* ! NO_NEW_SELECTION */
3214}
3215 3336
3216#ifndef NO_FRILLS 3337#if !ENABLE_MINIMAL
3217/* INTPROTO */ 3338 if (selection.rect && selection.beg.col > selection.end.col)
3218void 3339 ::swap (selection.beg.col, selection.end.col);
3340#endif
3341
3342 selection_changed ();
3343}
3344
3345#if !ENABLE_MINIMAL
3346void ecb_cold
3219rxvt_selection_remove_trailing_spaces(pR) 3347rxvt_term::selection_remove_trailing_spaces () NOTHROW
3220{ 3348{
3221 int32_t end_col, end_row; 3349 int32_t end_col, end_row;
3222 text_t *stp; 3350 text_t *stp;
3223 3351
3224 end_col = R->selection.end.col; 3352 end_col = selection.end.col;
3225 end_row = R->selection.end.row; 3353 end_row = selection.end.row;
3354
3226 for ( ; end_row >= R->selection.beg.row; ) { 3355 for (; end_row >= selection.beg.row; )
3227 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3356 {
3357 stp = ROW(end_row).t;
3358
3228 while (--end_col >= 0) { 3359 while (--end_col >= 0)
3229 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3230 break;
3231 } 3360 {
3232 if (end_col >= 0 3361 if (stp[end_col] != NOCHAR
3233 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3362 && !unicode::is_space (stp[end_col]))
3234 R->selection.end.col = end_col + 1;
3235 R->selection.end.row = end_row;
3236 break; 3363 break;
3237 } 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
3238 end_row--; 3374 end_row--;
3239 end_col = R->TermWin.ncol; 3375 end_col = ncol;
3240 } 3376 }
3377
3241 if (R->selection.mark.row > R->selection.end.row) { 3378 if (selection.mark.row > selection.end.row)
3379 {
3242 R->selection.mark.row = R->selection.end.row; 3380 selection.mark.row = selection.end.row;
3243 R->selection.mark.col = R->selection.end.col; 3381 selection.mark.col = selection.end.col;
3382 }
3244 } else if (R->selection.mark.row == R->selection.end.row 3383 else if (selection.mark.row == selection.end.row
3245 && R->selection.mark.col > R->selection.end.col) 3384 && selection.mark.col > selection.end.col)
3246 R->selection.mark.col = R->selection.end.col; 3385 selection.mark.col = selection.end.col;
3247} 3386}
3248#endif 3387#endif
3249 3388
3250/* ------------------------------------------------------------------------- */ 3389/* ------------------------------------------------------------------------- */
3251/* 3390/*
3252 * Double click on button 3 when already selected 3391 * Double click on button 3 when already selected
3253 * EXT: button 3 double click 3392 * EXT: button 3 double click
3254 */ 3393 */
3255void 3394void ecb_cold
3256rxvt_term::selection_rotate (int x, int y) 3395rxvt_term::selection_rotate (int x, int y) NOTHROW
3257{ 3396{
3258 selection.clicks = selection.clicks % 3 + 1; 3397 selection.clicks = selection.clicks % 3 + 1;
3259 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3398 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3260} 3399}
3261
3262/* ------------------------------------------------------------------------- */
3263/*
3264 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3265 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3266 * the X11 protocol.
3267 */
3268typedef CARD32 Atom32;
3269 3400
3270/* ------------------------------------------------------------------------- */ 3401/* ------------------------------------------------------------------------- */
3271/* 3402/*
3272 * Respond to a request for our current selection 3403 * Respond to a request for our current selection
3273 * EXT: SelectionRequest 3404 * EXT: SelectionRequest
3274 */ 3405 */
3275/* EXTPROTO */ 3406void ecb_cold
3276void
3277rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3407rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3278{ 3408{
3409 Atom property = rq.property == None ? rq.target : rq.property;
3279 XSelectionEvent ev; 3410 XSelectionEvent ev;
3280#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 {
3281 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,
3282#else 3474#else
3283 Atom32 target_list[3]; 3475 enc_utf8 = -1,
3284#endif 3476#endif
3285 Atom target; 3477 } style;
3286 XTextProperty ct;
3287 XICCEncodingStyle style;
3288 char *cl[2], dummy[1];
3289 3478
3290 ev.type = SelectionNotify;
3291 ev.property = None;
3292 ev.display = rq->display;
3293 ev.requestor = rq->requestor;
3294 ev.selection = rq->selection;
3295 ev.target = rq->target;
3296 ev.time = rq->time;
3297
3298 if (rq->target == R->xa[XA_TARGETS]) {
3299 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3300 target_list[1] = (Atom32) XA_STRING;
3301 target_list[2] = (Atom32) R->xa[XA_TEXT];
3302#ifdef USE_XIM
3303 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3304#endif
3305 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3306 (8 * sizeof(target_list[0])), PropModeReplace,
3307 (unsigned char *)target_list,
3308 (sizeof(target_list) / sizeof(target_list[0])));
3309 ev.property = rq->property;
3310 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3311 /* TODO: Handle MULTIPLE */
3312 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3313 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3314 (8 * sizeof(Time)), PropModeReplace,
3315 (unsigned char *)&R->selection_time, 1);
3316 ev.property = rq->property;
3317 } else if (rq->target == XA_STRING
3318 || rq->target == R->xa[XA_COMPOUND_TEXT]
3319 || rq->target == R->xa[XA_TEXT]) {
3320#ifdef USE_XIM
3321 short freect = 0;
3322#endif
3323 int selectlen;
3324
3325#ifdef USE_XIM
3326 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 {
3327 target = R->xa[XA_COMPOUND_TEXT]; 3493 target = xa[XA_COMPOUND_TEXT];
3328 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3494 style = enc_compound_text;
3329 ? XCompoundTextStyle : XStdICCTextStyle;
3330 } else
3331#endif
3332 { 3495 }
3333 target = XA_STRING; 3496
3334 style = XStringStyle; 3497 if (rq.selection == XA_PRIMARY && selection.text)
3335 } 3498 {
3336 if (R->selection.text) {
3337 cl[0] = (char *)R->selection.text; 3499 cl = selection.text;
3338 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 }
3339 } else { 3507 else
3340 cl[0] = dummy; 3508 {
3341 *dummy = '\0'; 3509 cl = L"";
3342 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)
3343 } 3517 {
3344#ifdef USE_XIM
3345 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3346 == Success) /* if we failed to convert then send it raw */
3347 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 }
3348 else 3524 else
3349#endif 3525#endif
3526 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3527 freect = 1;
3528 else
3350 { 3529 {
3530 /* if we failed to convert then send it raw */
3351 ct.value = (unsigned char *)cl[0]; 3531 ct.value = (unsigned char *)cl;
3352 ct.nitems = selectlen; 3532 ct.nitems = selectlen;
3533 ct.encoding = target;
3353 } 3534 }
3535
3354 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3536 XChangeProperty (dpy, rq.requestor, property,
3355 target, 8, PropModeReplace, 3537 ct.encoding, 8, PropModeReplace,
3356 ct.value, (int)ct.nitems); 3538 ct.value, (int)ct.nitems);
3357 ev.property = rq->property; 3539 ev.property = property;
3358#ifdef USE_XIM 3540
3359 if (freect) 3541 if (freect)
3360 XFree(ct.value); 3542 XFree (ct.value);
3361#endif
3362 } 3543 }
3544
3363 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3545 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3364} 3546}
3365 3547
3366/* ------------------------------------------------------------------------- * 3548/* ------------------------------------------------------------------------- */
3367 * MOUSE ROUTINES *
3368 * ------------------------------------------------------------------------- */
3369
3370/*
3371 * return col/row values corresponding to x/y pixel values
3372 */
3373void
3374rxvt_term::pixel_position (int *x, int *y)
3375{
3376 *x = Pixel2Col(*x);
3377 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3378 *y = Pixel2Row(*y);
3379 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3380}
3381
3382/* ------------------------------------------------------------------------- */
3383#ifdef USE_XIM 3549#if USE_XIM
3384void 3550void ecb_cold
3385rxvt_term::set_position (XPoint *pos) 3551rxvt_term::im_set_position (XPoint &pos) NOTHROW
3386{ 3552{
3387 XWindowAttributes xwa; 3553 XWindowAttributes xwa;
3388 3554
3389 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3555 XGetWindowAttributes (dpy, vt, &xwa);
3556
3390 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3557 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3391 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3558 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3392} 3559}
3393
3394#endif 3560#endif
3395/* ------------------------------------------------------------------------- */ 3561
3396 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
3397/* ------------------------------------------------------------------------- * 3700/* ------------------------------------------------------------------------- */
3398 * DEBUG ROUTINES *
3399 * ------------------------------------------------------------------------- */
3400#if 0
3401/* INTPROTO */
3402void
3403rxvt_debug_colors(void)
3404{
3405 int color;
3406 const char *name[] = {
3407 "fg", "bg",
3408 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3409 };
3410 3701
3411 fprintf(stderr, "Color ( ");
3412 if (R->rstyle & RS_RVid)
3413 fprintf(stderr, "rvid ");
3414 if (R->rstyle & RS_Bold)
3415 fprintf(stderr, "bold ");
3416 if (R->rstyle & RS_Blink)
3417 fprintf(stderr, "blink ");
3418 if (R->rstyle & RS_Uline)
3419 fprintf(stderr, "uline ");
3420 fprintf(stderr, "): ");
3421
3422 color = GET_FGCOLOR(R->rstyle);
3423#ifndef NO_BRIGHTCOLOR
3424 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3425 color -= (minBrightCOLOR - minCOLOR);
3426 fprintf(stderr, "bright ");
3427 }
3428#endif
3429 fprintf(stderr, "%s on ", name[color]);
3430
3431 color = GET_BGCOLOR(R->rstyle);
3432#ifndef NO_BRIGHTCOLOR
3433 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3434 color -= (minBrightCOLOR - minCOLOR);
3435 fprintf(stderr, "bright ");
3436 }
3437#endif
3438 fprintf(stderr, "%s\n", name[color]);
3439}
3440#endif

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