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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.20 by pcg, Fri Jan 30 15:58:07 2004 UTC vs.
Revision 1.404 by sf-exg, Tue Nov 15 20:07:10 2011 UTC

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

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