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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.8 by pcg, Wed Dec 17 09:00:35 2003 UTC vs.
Revision 1.396 by root, Wed Nov 2 10:53:12 2011 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.8 2003/12/17 09:00:35 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
36#include "salloc.C" // HACK!! 33#include "salloc.C" // HACK, should be a separate compile!
37 34
35static inline void
38inline void fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
39{ 37{
40 while (len--) 38 while (len--)
41 *start++ = value; 39 *start++ = value;
42} 40}
43 41
44/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384
46#define TABSIZE 8 /* default tab size */ 43#define TABSIZE 8 /* default tab size */
47 44
48/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 48#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 49 if (option (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 50 view_start = 0
54#define CLEAR_SELECTION(R) \ 51#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 52 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 53 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 54#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 55 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 56 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 57 = selection.end.row = selection.end.col = 0
61 58
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 59#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 60 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 61#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 62 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 63#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 64 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 66 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 68 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 70 (((A) == (C)) && ((B) <= (D)))
74 71
75/* these must be row_col_t */ 72/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 73#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 74 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 75#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 77#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 79#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 84 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 85
89/* 86/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 87 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 88 */
94#define drawBuffer (R->TermWin.vt)
95
96#define CLEAR_ROWS(row, num) \
97 if (R->TermWin.mapped) \
98 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
99 Row2Pixel(row), (unsigned int)R->TermWin.width, \
100 (unsigned int)Height2Pixel(num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 89#define CLEAR_CHARS(x, y, num) \
103 if (R->TermWin.mapped) \ 90 if (mapped) \
104 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 91 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel(num), \ 92 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 93 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \
110 R->TermWin.int_bwidth, Row2Pixel(row), \
111 (unsigned int)R->TermWin.width, \
112 (unsigned int)Height2Pixel(num))
113 94
114/* ------------------------------------------------------------------------- * 95/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 96 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 97 * ------------------------------------------------------------------------- */
98
117/* Fill part/all of a line with blanks. */ 99/* Fill part/all of a line with blanks. */
118void 100void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 101rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 102{
121 efs &= ~RS_baseattrMask; 103 if (!l.t)
104 {
105 lalloc (l);
106 col = 0;
107 width = ncol;
108 }
109
110 l.touch ();
111
112 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 113 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
114
115 text_t *et = l.t + col;
116 rend_t *er = l.r + col;
123 117
124 while (width--) 118 while (width--)
125 { 119 {
126 *et++ = ' '; 120 *et++ = ' ';
127 *er++ = efs; 121 *er++ = efs;
… …
129} 123}
130 124
131/* ------------------------------------------------------------------------- */ 125/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 126/* Fill a full line with blanks - make sure it is allocated first */
133void 127void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 128rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 129{
136#ifdef DEBUG_STRICT 130 scr_blank_line (l, 0, ncol, efs);
137 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 131
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 132 l.l = 0;
133 l.f = 0;
134}
135
136// nuke a single wide character at the given column
137void
138rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
139{
140 // find begin
141 while (col > 0 && l.t[col] == NOCHAR)
142 col--;
143
144 rend_t rend = l.r[col] & ~RS_baseattrMask;
145 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
146
147 l.touch ();
148
149 // found start, nuke
150 do {
151 l.t[col] = ' ';
152 l.r[col] = rend;
153 col++;
154 } while (col < ncol && l.t[col] == NOCHAR);
146} 155}
147 156
148/* ------------------------------------------------------------------------- * 157/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 158 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
160
151void 161void
152rxvt_term::scr_reset () 162rxvt_term::scr_reset ()
153{ 163{
154 unsigned int ncol, nrow, total_rows, prev_total_rows; 164#if ENABLE_OVERLAY
155 unsigned int p, q; 165 scr_overlay_off ();
156 int k; 166#endif
157 rend_t setrstyle;
158 167
159 D_SCREEN((stderr, "rxvt_scr_reset()"));
160
161 TermWin.view_start = 0; 168 view_start = 0;
162 num_scr = 0; 169 num_scr = 0;
163 170
164 if (TermWin.ncol == 0) 171 if (ncol == 0)
165 TermWin.ncol = 80; 172 ncol = 80;
166 173
167 if (TermWin.nrow == 0) 174 if (nrow == 0)
168 TermWin.nrow = 24; 175 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 176
173 if (ncol == prev_ncol && nrow == prev_nrow) 177 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 178 return;
175 179
180 // we need at least two lines for wrapping to work correctly
181 while (nrow + saveLines < 2)
182 {
183 //TODO//FIXME
184 saveLines++;
185 prev_nrow--;
186 top_row--;
187 }
188
176 want_refresh = 1; 189 want_refresh = 1;
177 190
191 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 192 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 193
181 screen.tscroll = 0; 194 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 195 screen.bscroll = nrow - 1;
183 196
184 if (!talloc) 197 if (!row_buf)
185 { 198 {
199 /*
200 * first time called so just malloc everything: don't rely on realloc
201 */
202 top_row = 0;
203 term_start = 0;
204
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
188 }
189
190 if (prev_nrow == 0)
191 {
192 /*
193 * first time called so just malloc everything : don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL
195 */
196 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
197 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 207
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 208 row_buf = (line_t *)rxvt_calloc (total_rows , sizeof (line_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 211
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 212 for (int row = nrow; row--; )
205 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
206 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208
209 for (p = 0; p < nrow; p++)
210 {
211 q = p + TermWin.saveLines;
212 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
214 screen.tlen[q] = swap.tlen[p] = 0;
215 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
216 } 213 {
214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
217 }
217 218
218 MEMSET(charsets, 'B', sizeof(charsets)); 219 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 220 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 221 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 222 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 223 screen.charset = 0;
224 current_screen = PRIMARY; 224 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 225 scr_cursor (SAVE);
226 226
227#if NSCREENS 227#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 228 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 229 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 230 swap.charset = 0;
231 current_screen = SECONDARY; 231 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 232 scr_cursor (SAVE);
233 current_screen = PRIMARY; 233 current_screen = PRIMARY;
234#endif 234#endif
235 235
236 selection.text = NULL; 236 selection.text = NULL;
237 selection.len = 0; 237 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
240 selection.clicks = 0; 240 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this); 241 selection.clip_text = NULL;
242 rvideo = 0; 242 selection.clip_len = 0;
243 } 243 }
244 else 244 else
245 { 245 {
246 /* 246 /*
247 * add or delete rows as appropriate 247 * add or delete rows as appropriate
248 */ 248 */
249 setrstyle = DEFAULT_RSTYLE;
250 249
250 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
251 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
252
253#if 0
251 if (nrow < prev_nrow) 254 if (nrow < prev_nrow)
252 { 255 {
253 /* delete rows */
254 k = min (TermWin.nscrolled, prev_nrow - nrow);
255 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
256
257 for (p = nrow; p < prev_nrow; p++) 256 for (int row = nrow; row < prev_nrow; row++)
258 { 257 {
259 q = p + TermWin.saveLines; 258 lfree (swap_buf [row]);
260 if (screen.text[q]) 259 lfree (drawn_buf[row]);
260 }
261 }
262#endif
263
264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
265 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
266
267 for (int row = min (nrow, prev_nrow); row--; )
268 {
269 lresize (drawn_buf[row]);
270 lresize (swap_buf [row]);
271 }
272
273 for (int row = prev_nrow; row < nrow; row++)
274 {
275 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
276 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
277 }
278
279 line_t *old_buf = row_buf;
280 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
281
282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
283 int pend = MOD (term_start + top_row , prev_total_rows);
284 int q = total_rows; // rewrapped row
285
286 if (top_row)
287 {
288 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
289 // to come up with a lean and mean algorithm.
290 // TODO: maybe optimise when width didn't change
291
292 row_col_t ocur = screen.cur;
293 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
294
295 do
296 {
297 p = MOD (p - 1, prev_total_rows);
298 assert (old_buf [MOD (p, prev_total_rows)].t);
299 int plines = 1;
300 int llen = old_buf [MOD (p, prev_total_rows)].l;
301
302 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 303 {
262#ifdef DEBUG_STRICT 304 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 305
264#endif 306 plines++;
265 talloc->free (screen.text[q]); 307 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 308 }
268 if (swap.text[p]) 309
310 int qlines = max (0, (llen - 1) / ncol) + 1;
311
312 // drop partial lines completely
313 if (q < qlines)
314 break;
315
316 q -= qlines;
317
318 int lofs = 0;
319 line_t *qline;
320
321 // re-assemble the full line by destination lines
322 for (int qrow = q; qlines--; qrow++)
269 { 323 {
270#ifdef DEBUG_STRICT 324 qline = row_buf + qrow;
271 assert (swap.rend[p]); 325 lalloc (*qline);
272#endif 326 qline->l = ncol;
273 talloc->free (swap.text[p]); 327 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 328
329 int qcol = 0;
330
331 // see below for cursor adjustment rationale
332 if (p == ocur.row)
333 screen.cur.row = q - (total_rows - nrow);
334
335 // fill a single destination line
336 while (lofs < llen && qcol < ncol)
337 {
338 int prow = lofs / prev_ncol;
339 int pcol = lofs % prev_ncol;
340
341 prow = MOD (p + prow, prev_total_rows);
342
343 // we only adjust the cursor _row_ and put it into
344 // the topmost line of "long line" it was in, as
345 // this seems to upset applications/shells/readline
346 // least.
347 if (prow == ocur.row)
348 screen.cur.row = q - (total_rows - nrow);
349
350 line_t &pline = old_buf [prow];
351
352 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
353
354 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
355 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
356
357 lofs += len;
358 qcol += len;
359 }
275 } 360 }
276#ifdef DEBUG_STRICT 361
277 assert (drawn_text[p] && drawn_rend[p]); 362 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 363 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 365 }
366 while (p != pend && q > 0);
282 367
283 /* we have fewer rows so fix up cursor position */ 368 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 369 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 370
287 scr_reset_realloc (); /* realloc _last_ */ 371 // make sure all terminal lines exist
288 } 372 while (top_row > 0)
289 else if (nrow > prev_nrow) 373 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 374 }
291 /* add rows */ 375 else
292 scr_reset_realloc (); /* realloc _first_ */ 376 {
377 // if no scrollback exists (yet), wing, instead of wrap
293 378
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 379 for (int row = min (nrow, prev_nrow); row--; )
295
296 k = min (TermWin.nscrolled, nrow - prev_nrow);
297
298 for (p = prev_total_rows; p < total_rows; p++)
299 { 380 {
300 screen.tlen[p] = 0; 381 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 382 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 383
384 qline = pline;
385 lresize (qline);
303 } 386 }
304 387
305 for (p = prev_total_rows; p < total_rows - k; p++)
306 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
307
308 for (p = prev_nrow; p < nrow; p++) 388 for (int row = prev_nrow; row < nrow; row++)
309 { 389 {
310 swap.tlen[p] = 0; 390 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
311 swap.text[p] = NULL;
312 swap.rend[p] = NULL;
313 drawn_text[p] = NULL;
314 drawn_rend[p] = NULL;
315 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
316 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
317 } 391 }
318 392
319 if (k > 0) 393 term_start = 0;
320 {
321 scr_scroll_text (0, (int)nrow - 1, -k, 1);
322 screen.cur.row += k;
323 screen.s_cur.row += k;
324 TermWin.nscrolled -= k;
325 }
326#ifdef DEBUG_STRICT
327 assert(screen.cur.row < TermWin.nrow);
328 assert(swap.cur.row < TermWin.nrow);
329#else /* drive with your eyes closed */
330
331 MIN_IT(screen.cur.row, nrow - 1);
332 MIN_IT(swap.cur.row, nrow - 1);
333#endif
334 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
335 }
336
337 /* resize columns */
338 if (ncol != prev_ncol)
339 { 394 }
340 int common = min (prev_ncol, ncol); 395
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 396 free (old_buf);
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 397 delete old_ta;
398 delete old_ra;
399
400 clamp_it (screen.cur.row, 0, nrow - 1);
401 clamp_it (screen.cur.col, 0, ncol - 1);
343 402 }
344 for (p = 0; p < total_rows; p++)
345 {
346 if (screen.text[p])
347 {
348 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
349 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
350 403
351 MIN_IT(screen.tlen[p], (int16_t)ncol);
352
353 if (ncol > prev_ncol)
354 scr_blank_line (&(screen.text[p][prev_ncol]),
355 &(screen.rend[p][prev_ncol]),
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360
361 for (p = 0; p < nrow; p++)
362 {
363 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
364 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
365
366 if (ncol > prev_ncol)
367 scr_blank_line (&(drawn_text[p][prev_ncol]),
368 &(drawn_rend[p][prev_ncol]),
369 ncol - prev_ncol, setrstyle);
370
371 if (swap.text[p])
372 {
373 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
374 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
375
376 MIN_IT(swap.tlen[p], (int16_t)ncol);
377
378 if (ncol > prev_ncol)
379 scr_blank_line (&(swap.text[p][prev_ncol]),
380 &(swap.rend[p][prev_ncol]),
381 ncol - prev_ncol, setrstyle);
382 }
383
384 }
385
386 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
387 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
388
389 delete talloc; talloc = ta;
390 delete ralloc; ralloc = ra;
391 }
392
393 if (tabs)
394 free(tabs); 404 free (tabs);
395 } 405 tabs = (char *)rxvt_malloc (ncol);
406
407 for (int col = ncol; col--; )
408 tabs [col] = col % TABSIZE == 0;
409
410 CLEAR_ALL_SELECTION ();
396 411
397 prev_nrow = nrow; 412 prev_nrow = nrow;
398 prev_ncol = ncol; 413 prev_ncol = ncol;
399 414
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char));
401
402 for (p = 0; p < ncol; p++)
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
404
405 tt_winch (); 415 tt_winch ();
406}
407 416
408void 417 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
409rxvt_term::scr_reset_realloc()
410{
411 uint16_t total_rows, nrow;
412
413 nrow = TermWin.nrow;
414 total_rows = nrow + TermWin.saveLines;
415 /* *INDENT-OFF* */
416 screen.text = (text_t **)rxvt_realloc(screen.text, total_rows * sizeof(text_t *));
417 buf_text = (text_t **)rxvt_realloc(buf_text , total_rows * sizeof(text_t *));
418 drawn_text = (text_t **)rxvt_realloc(drawn_text , nrow * sizeof(text_t *));
419 swap.text = (text_t **)rxvt_realloc(swap.text , nrow * sizeof(text_t *));
420
421 screen.tlen = (int16_t *)rxvt_realloc(screen.tlen, total_rows * sizeof(int16_t));
422 swap.tlen = (int16_t *)rxvt_realloc(swap.tlen , total_rows * sizeof(int16_t));
423
424 screen.rend = (rend_t **)rxvt_realloc(screen.rend, total_rows * sizeof(rend_t *));
425 buf_rend = (rend_t **)rxvt_realloc(buf_rend , total_rows * sizeof(rend_t *));
426 drawn_rend = (rend_t **)rxvt_realloc(drawn_rend , nrow * sizeof(rend_t *));
427 swap.rend = (rend_t **)rxvt_realloc(swap.rend , nrow * sizeof(rend_t *));
428 /* *INDENT-ON* */
429} 418}
430 419
431/* ------------------------------------------------------------------------- */ 420/* ------------------------------------------------------------------------- */
432/* 421/*
433 * Free everything. That way malloc debugging can find leakage. 422 * Free everything. That way malloc debugging can find leakage.
434 */ 423 */
435void 424void
436rxvt_term::scr_release() 425rxvt_term::scr_release () NOTHROW
437{ 426{
438 uint16_t total_rows; 427 if (row_buf)
439 int i;
440
441 total_rows = TermWin.nrow + TermWin.saveLines;
442
443#ifdef DEBUG_STRICT
444 for (i = 0; i < total_rows; i++)
445 {
446 if (screen.text[i])
447 /* then so is screen.rend[i] */
448 assert(screen.rend[i]);
449 } 428 {
450#endif 429 delete talloc; talloc = 0;
430 delete ralloc; ralloc = 0;
451 431
452 delete talloc; 432 free (row_buf);
453 delete ralloc; 433 free (swap_buf);
434 free (drawn_buf);
435 row_buf = 0; // signal that we freed all the arrays above
454 436
455 free (screen.text);
456 free (screen.tlen);
457 free (screen.rend);
458 free (drawn_text);
459 free (drawn_rend);
460 free (swap.text);
461 free (swap.tlen);
462 free (swap.rend);
463 free (buf_text);
464 free (buf_rend);
465 free (tabs); 437 free (tabs);
466 438 tabs = 0;
467 /* NULL these so if anything tries to use them, we'll know about it */ 439 }
468 screen.text = drawn_text = swap.text = NULL;
469 screen.rend = drawn_rend = swap.rend = NULL;
470 screen.tlen = swap.tlen = NULL;
471 buf_text = NULL;
472 buf_rend = NULL;
473 tabs = NULL;
474} 440}
475 441
476/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
477/* 443/*
478 * Hard reset 444 * Hard/Soft reset
479 */ 445 */
480/* EXTPROTO */
481void 446void
482rxvt_scr_poweron(pR) 447rxvt_term::scr_poweron ()
483{ 448{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 449 scr_release ();
487 R->prev_nrow = R->prev_ncol = 0; 450 prev_nrow = prev_ncol = 0;
451 rvideo_mode = false;
452 scr_soft_reset ();
488 R->scr_reset (); 453 scr_reset ();
489 454
490 rxvt_scr_clear (aR); 455 scr_clear (true);
491 rxvt_scr_refresh (aR_ SLOW_REFRESH); 456 scr_refresh ();
492#ifdef RXVT_GRAPHICS 457}
493 rxvt_Gr_reset (aR); 458
459void
460rxvt_term::scr_soft_reset ()
461{
462 /* only affects modes, nothing drastic such as clearing the screen */
463#if ENABLE_OVERLAY
464 scr_overlay_off ();
494#endif 465#endif
466
467 if (current_screen != PRIMARY)
468 scr_swap_screen ();
469
470 scr_scroll_region (0, MAX_ROWS - 1);
471 scr_rendition (0, ~RS_None);
472 scr_insert_mode (0);
495} 473}
496 474
497/* ------------------------------------------------------------------------- * 475/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 476 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 477 * ------------------------------------------------------------------------- */
500/* 478/*
501 * Save and Restore cursor 479 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 480 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 481 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 482 */
505/* EXTPROTO */
506void 483void
507rxvt_scr_cursor(pR_ int mode) 484rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 485{
509 screen_t *s; 486 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 487
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 488#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 489 if (current_screen == SECONDARY)
515 s = &(R->swap); 490 s = &swap;
516 else 491 else
517#endif 492#endif
518 s = &(R->screen); 493 s = &screen;
494
519 switch (mode) { 495 switch (mode)
496 {
520 case SAVE: 497 case SAVE:
521 s->s_cur.row = s->cur.row; 498 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 499 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 500 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 501 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 502 s->s_charset_char = charsets[screen.charset];
526 break; 503 break;
504
527 case RESTORE: 505 case RESTORE:
528 R->want_refresh = 1; 506 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 507 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 508 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 509 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 510 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 511 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 512 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 513 set_font_style ();
536 break; 514 break;
537 } 515 }
516
538/* boundary check in case screen size changed between SAVE and RESTORE */ 517 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 518 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 519 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 520 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 521 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */ 522}
545 MAX_IT(s->cur.row, 0); 523
546 MAX_IT(s->cur.col, 0); 524void
547#endif 525rxvt_term::scr_swap_screen ()
526{
527 if (!option (Opt_secondaryScreen))
528 return;
529
530 for (int i = prev_nrow; i--; )
531 ::swap (ROW(i), swap_buf [i]);
532
533 ::swap (screen.cur, swap.cur);
534
535 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
536 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 537}
549 538
550/* ------------------------------------------------------------------------- */ 539/* ------------------------------------------------------------------------- */
551/* 540/*
552 * Swap between primary and secondary screens 541 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 542 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 543 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 544 */
556/* EXTPROTO */ 545void
557int
558rxvt_scr_change_screen(pR_ int scrn) 546rxvt_term::scr_change_screen (int scrn)
559{ 547{
560 int i; 548 if (scrn == current_screen)
549 return;
550
551 want_refresh = 1;
552 view_start = 0;
553
554 selection_check (2); /* check for boundary cross */
555
556 current_screen = scrn;
557
561#if NSCREENS 558#if NSCREENS
562 int offset; 559 if (option (Opt_secondaryScreen))
563#endif 560 {
564
565 R->want_refresh = 1;
566
567 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
568
569 R->TermWin.view_start = 0;
570
571 if (R->current_screen == scrn)
572 return R->current_screen;
573
574 rxvt_selection_check(aR_ 2); /* check for boundary cross */
575
576 SWAP_IT(R->current_screen, scrn, int);
577#if NSCREENS
578 R->num_scr = 0; 561 num_scr = 0;
579 offset = R->TermWin.saveLines; 562
580 for (i = R->prev_nrow; i--;) { 563 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 564
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 565 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 566 ::swap (screen.flags, swap.flags);
584 }
585 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
586 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
587# ifdef DEBUG_STRICT
588 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
589 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
590# else /* drive with your eyes closed */
591 MAX_IT(R->screen.cur.row, 0);
592 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
593 MAX_IT(R->screen.cur.col, 0);
594 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
595# endif
596 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
597 SWAP_IT(R->screen.flags, R->swap.flags, int);
598 R->screen.flags |= Screen_VisibleCursor; 567 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 568 swap.flags |= Screen_VisibleCursor;
600
601# ifdef RXVT_GRAPHICS
602
603 if (rxvt_Gr_Displayed(aR)) {
604 rxvt_Gr_scroll(aR_ 0);
605 rxvt_Gr_ChangeScreen(aR);
606 } 569 }
570 else
607# endif 571#endif
608#else 572 if (option (Opt_secondaryScroll))
609# ifdef SCROLL_ON_NO_SECONDARY
610# ifdef RXVT_GRAPHICS
611 if (rxvt_Gr_Displayed(aR))
612 rxvt_Gr_ClearScreen(aR);
613# endif
614 if (R->current_screen == PRIMARY
615# ifdef RXVT_GRAPHICS
616 && !rxvt_Gr_Displayed(aR)
617# endif
618 )
619 R->scr_scroll_text(0, (R->prev_nrow - 1), R->prev_nrow, 0); 573 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 574}
621#endif 575
576// clear WrapNext indicator, solidifying position on next line
577void
578rxvt_term::scr_do_wrap () NOTHROW
579{
580 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 581 return;
582
583 screen.flags &= ~Screen_WrapNext;
584
585 screen.cur.col = 0;
586
587 if (screen.cur.row == screen.bscroll)
588 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
589 else if (screen.cur.row < nrow - 1)
590 screen.cur.row++;
623} 591}
624 592
625/* ------------------------------------------------------------------------- */ 593/* ------------------------------------------------------------------------- */
626/* 594/*
627 * Change the colour for following text 595 * Change the colour for following text
628 */ 596 */
629/* EXTPROTO */
630void 597void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 598rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 599{
600 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 601 color = fgbg;
602
634 if (fgbg == Color_fg) 603 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 604 rstyle = SET_FGCOLOR (rstyle, color);
636 else 605 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 606 rstyle = SET_BGCOLOR (rstyle, color);
638} 607}
639 608
640/* ------------------------------------------------------------------------- */ 609/* ------------------------------------------------------------------------- */
641/* 610/*
642 * Change the rendition style for following text 611 * Change the rendition style for following text
643 */ 612 */
644/* EXTPROTO */
645void 613void
646rxvt_scr_rendition(pR_ int set, int style) 614rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 615{
648 if (set) 616 if (set)
649 R->rstyle |= style; 617 rstyle |= style;
650 else if (style == ~RS_None) 618 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 619 rstyle = DEFAULT_RSTYLE;
652 else 620 else
653 R->rstyle &= ~style; 621 rstyle &= ~style;
654} 622}
655 623
656/* ------------------------------------------------------------------------- */ 624/* ------------------------------------------------------------------------- */
657/* 625/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 626 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 627 * count positive ==> scroll up
660 * count negative ==> scroll down 628 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 629 */
663int 630int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 631rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 632{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 633 if (count == 0 || (row1 > row2))
670 return 0; 634 return 0;
671 635
672 want_refresh = 1; 636 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 637 num_scr += count;
674 638
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 639 if (count > 0
640 && row1 == 0
641 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
642 {
643 min_it (count, total_rows - (nrow - (row2 + 1)));
644
645 top_row = max (top_row - count, -saveLines);
646
647 // sever bottommost line
676 { 648 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 649 line_t &l = ROW(row2);
678 650 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 651 l.touch ();
680 TermWin.nscrolled = TermWin.saveLines;
681 else
682 TermWin.nscrolled = (uint16_t)nscrolled;
683
684 if ((Options & Opt_scrollWithBuffer)
685 && TermWin.view_start != 0
686 && TermWin.view_start != TermWin.saveLines)
687 rxvt_scr_page (this, UP, count);
688 } 652 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 653
692 row2 += TermWin.saveLines; 654 // scroll everything up 'count' lines
655 term_start = (term_start + count) % total_rows;
693 656
657 // now copy lines below the scroll region bottom to the
658 // bottom of the screen again, so they look as if they
659 // hadn't moved.
660 for (int i = nrow; --i > row2; )
661 {
662 line_t &l1 = ROW(i - count);
663 line_t &l2 = ROW(i);
664
665 ::swap (l1, l2);
666 l2.touch ();
667 }
668
669 // erase newly scrolled-in lines
670 for (int i = count; i--; )
671 {
672 line_t &l = ROW(row2 - i);
673
674 // optimise if already cleared, can be significant on slow machines
675 // could be rolled into scr_blank_screen_mem
676 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
677 {
678 scr_blank_line (l, 0, l.l, rstyle);
679 l.l = 0;
680 l.f = 0;
681 }
682 else
683 scr_blank_screen_mem (l, rstyle);
684 }
685
686 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 687 if (selection.op && current_screen == selection.screen)
695 {
696 i = selection.beg.row + TermWin.saveLines;
697 j = selection.end.row + TermWin.saveLines;
698 if ((i < row1 && j > row1)
699 || (i < row2 && j > row2)
700 || (i - count < row1 && i >= row1)
701 || (i - count > row2 && i <= row2)
702 || (j - count < row1 && j >= row1)
703 || (j - count > row2 && j <= row2))
704 {
705 CLEAR_ALL_SELECTION (this);
706 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
707 } 688 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 689 selection.beg.row -= count;
712 selection.end.row -= count; 690 selection.end.row -= count;
713 selection.mark.row -= count; 691 selection.mark.row -= count;
714 }
715 }
716 692
717 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */ 693 selection_check (0);
718
719 num_scr += count;
720 j = count;
721
722 if (count < 0)
723 count = -count;
724
725 i = row2 - row1 + 1;
726 MIN_IT(count, i);
727
728 if (j > 0)
729 {
730 /* A: scroll up */
731
732 /* A1: Copy lines that will get clobbered by the rotation */
733 for (i = 0, j = row1; i < count; i++, j++)
734 { 694 }
735 buf_text[i] = screen.text[j]; 695
736 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)
737 } 708 {
738 /* A2: Rotate lines */ 709 if ((selection.beg.row < row1 && selection.end.row > row1)
739 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_ALL_SELECTION ();
717 selection.op = SELECTION_CLEAR;
718 }
719 else if (selection.end.row >= row1 && selection.end.row <= row2)
720 {
721 /* move selected region too */
722 selection.beg.row -= count;
723 selection.end.row -= count;
724 selection.mark.row -= count;
725
726 selection_check (0);
727 }
740 { 728 }
741 screen.tlen[j] = screen.tlen[i]; 729
742 screen.text[j] = screen.text[i]; 730 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 731 // part of scr_scroll_text is not time-critical.
732
733 // sever line above scroll region
734 if (row1)
744 } 735 {
745 j = row2 - count + 1, i = count; 736 line_t &l = ROW(row1 - 1);
746 } 737 l.is_longer (0);
747 else /* if (j < 0) */ 738 l.touch ();
748 {
749 /* B: scroll down */
750
751 /* B1: Copy lines that will get clobbered by the rotation */
752 for (i = 0, j = row2; i < count; i++, j--)
753 { 739 }
754 buf_text[i] = screen.text[j]; 740
755 buf_rend[i] = screen.rend[j]; 741 int rows = row2 - row1 + 1;
742
743 min_it (count, rows);
744
745 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
746
747 for (int row = 0; row < rows; row++)
756 } 748 {
757 /* B2: Rotate lines */ 749 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
758 for (j = row2, i = j - count; i >= row1; i--, j--) 750
751 if (!IN_RANGE_EXC (row + count, 0, rows))
752 scr_blank_screen_mem (temp_buf [row], rstyle);
759 { 753 }
760 screen.tlen[j] = screen.tlen[i]; 754
761 screen.text[j] = screen.text[i]; 755 for (int row = 0; row < rows; row++)
762 screen.rend[j] = screen.rend[i]; 756 ROW(row1 + row) = temp_buf [row];
757
758 // sever bottommost line
759 {
760 line_t &l = ROW(row2);
761 l.is_longer (0);
762 l.touch ();
763 } 763 }
764 j = row1, i = count;
765 count = -count;
766 }
767
768 /* C: Resurrect lines */
769 for (; i--; j++)
770 { 764 }
771 screen.tlen[j] = 0;
772 screen.text[j] = buf_text[i];
773 screen.rend[j] = buf_rend[i];
774
775 if (!spec) /* line length may not equal TermWin.ncol */
776 scr_blank_screen_mem (screen.text, screen.rend,
777 (unsigned int)j, rstyle);
778 }
779
780#ifdef RXVT_GRAPHICS
781 if (rxvt_Gr_Displayed (this))
782 rxvt_Gr_scroll(this, count);
783#endif
784 765
785 return count; 766 return count;
786} 767}
787 768
788/* ------------------------------------------------------------------------- */ 769/* ------------------------------------------------------------------------- */
789/* 770/*
790 * Add text given in <str> of length <len> to screen struct 771 * Add text given in <str> of length <len> to screen struct
791 */ 772 */
792/* EXTPROTO */
793void 773void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 774rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
795{ 775{
796 unsigned char checksel, clearsel;
797 uint32_t c;
798 int i, row, last_col;
799 text_t *stp;
800 rend_t *srp;
801
802 if (len <= 0) /* sanity */ 776 if (len <= 0) /* sanity */
803 return; 777 return;
804 778
779 unsigned char checksel;
780 unicode_t c;
781 int ncol = this->ncol;
782 const wchar_t *strend = str + len;
783
805 R->want_refresh = 1; 784 want_refresh = 1;
806 last_col = R->TermWin.ncol;
807
808 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
809 ZERO_SCROLLBACK(R); 785 ZERO_SCROLLBACK ();
786
810 if (nlines > 0) { 787 if (minlines > 0)
788 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 789 minlines += screen.cur.row - screen.bscroll;
790 min_it (minlines, screen.cur.row - top_row);
791
812 if ((nlines > 0) 792 if (minlines > 0
813 && (R->screen.tscroll == 0) 793 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 794 && screen.bscroll == nrow - 1)
795 {
815 /* _at least_ this many lines need to be scrolled */ 796 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 797 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 798 screen.cur.row -= minlines;
818 } 799 }
819 } 800 }
820#ifdef DEBUG_STRICT 801
821 assert(R->screen.cur.col < last_col); 802 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 803 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 804 && screen.cur.row >= top_row);
824#else /* drive with your eyes closed */ 805 int row = screen.cur.row;
825 MIN_IT(R->screen.cur.col, last_col - 1);
826 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
827 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
828#endif
829 row = R->screen.cur.row + R->TermWin.saveLines;
830 806
831 checksel = (R->selection.op 807 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 808
835 stp = R->screen.text[row]; 809 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 810
838 for (i = 0; i < len;) { 811 while (str < strend)
839 c = str[i++]; 812 {
840 switch (c) { 813 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 814
842 rxvt_scr_tab (aR_ 1); 815 if (ecb_unlikely (c < 0x20))
816 if (c == C0_LF)
817 {
818 max_it (line->l, screen.cur.col);
819
820 screen.flags &= ~Screen_WrapNext;
821
822 if (screen.cur.row == screen.bscroll)
823 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
824 else if (screen.cur.row < (nrow - 1))
825 row = ++screen.cur.row;
826
827 line = &ROW(row); /* _must_ refresh */
843 continue; 828 continue;
844 case '\n': 829 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 830 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 831 {
832 max_it (line->l, screen.cur.col);
833
847 R->screen.flags &= ~Screen_WrapNext; 834 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 835 screen.cur.col = 0;
849 R->scr_scroll_text (R->screen.tscroll, R->screen.bscroll, 1, 0);
850 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
851 row = (++R->screen.cur.row) + R->TermWin.saveLines;
852 stp = R->screen.text[row]; /* _must_ refresh */
853 srp = R->screen.rend[row]; /* _must_ refresh */
854 continue; 836 continue;
855 case '\r': 837 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 838 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 839 {
858 R->screen.flags &= ~Screen_WrapNext; 840 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 841 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 842 }
866 843
844 if (ecb_unlikely (
867 if (checksel /* see if we're writing within selection */ 845 checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 846 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 847 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
848 ))
849 {
870 checksel = 0; 850 checksel = 0;
871 clearsel = 1; 851 /*
852 * If we wrote anywhere in the selected area, kill the selection
853 * XXX: should we kill the mark too? Possibly, but maybe that
854 * should be a similar check.
855 */
856 CLEAR_SELECTION ();
857 }
858
859 if (ecb_unlikely (screen.flags & Screen_WrapNext))
872 } 860 {
873 if (R->screen.flags & Screen_WrapNext) { 861 scr_do_wrap ();
874 R->screen.tlen[row] = -1; 862
875 if (R->screen.cur.row == R->screen.bscroll) 863 line->l = ncol;
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 864 line->is_longer (1);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 865
878 row = (++R->screen.cur.row) + R->TermWin.saveLines; 866 row = screen.cur.row;
879 stp = R->screen.text[row]; /* _must_ refresh */ 867 line = &ROW(row); /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */ 868 }
881 R->screen.cur.col = 0; 869
882 R->screen.flags &= ~Screen_WrapNext; 870 // some utf-8 decoders "decode" surrogate characters: let's fix this.
871 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
872 c = 0xfffd;
873
874 // rely on wcwidth to tell us the character width, do wcwidth before
875 // further replacements, as wcwidth might return -1 for the line
876 // drawing characters below as they might be invalid in the current
877 // locale.
878 int width = WCWIDTH (c);
879
880 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
883 } 881 {
884 if (R->screen.flags & Screen_Insert) 882 // vt100 special graphics and line drawing
885 rxvt_scr_insdel_chars(aR_ 1, INSERT); 883 // 5f-7e standard vt100
884 // 40-5e rxvt extension for extra curses acs chars
885 static uint16_t vt100_0[62] = { // 41 .. 7e
886 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
887 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
888 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
889 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
890 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
891 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
892 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
893 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
894 };
886 895
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 896 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
888 switch (c)
889 { 897 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 898 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 899 width = 1; // vt100 line drawing characters are always single-width
892 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
893 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
894 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
895 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
896 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
897 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
898 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
899 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
900 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
901 } 900 }
901 }
902 902
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 903 if (ecb_unlikely (screen.flags & Screen_Insert))
904 scr_insdel_chars (width, INSERT);
904 905
905 stp[R->screen.cur.col] = c; 906 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 907 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 908#if !UNICODE_3
911 int width = wcwidth (c); 909 // trim characters we can't store directly :(
910 if (c >= 0x10000)
911# if ENABLE_COMBINING
912 c = rxvt_composite.compose (c); // map to lower 16 bits
913# else
914 c = 0xfffd;
915# endif
916#endif
917
918 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
919
920 // if the character doesn't fit into the remaining columns...
921 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
912 922 {
913 if (width > 1)
914 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1)
916 {
917
918 srp[R->screen.cur.col] |= RS_wide;
919
920 R->screen.cur.col++;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 }
924 }
925 }
926
927 if (R->screen.cur.col < last_col - 1)
928 R->screen.cur.col++;
929 else {
930 R->screen.tlen[row] = last_col;
931 if (R->screen.flags & Screen_Autowrap) 923 if (screen.flags & Screen_Autowrap)
924 {
925 // ... artificially enlargen the previous one
926 c = NOCHAR;
927 // and try the same character next loop iteration
928 --str;
929 }
930 else
931 screen.cur.col = ncol - width;
932 }
933
934 // nuke the character at this position, if required
935 // due to wonderful coincidences everywhere else in this loop
936 // we never have to check for overwriting a wide char itself,
937 // only its tail.
938 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
939 scr_kill_char (*line, screen.cur.col);
940
941 line->touch ();
942
943 do
944 {
945 line->t[screen.cur.col] = c;
946 line->r[screen.cur.col] = rend;
947
948 if (ecb_likely (screen.cur.col < ncol - 1))
949 screen.cur.col++;
950 else
951 {
952 line->l = ncol;
953 if (screen.flags & Screen_Autowrap)
932 R->screen.flags |= Screen_WrapNext; 954 screen.flags |= Screen_WrapNext;
955
956 goto end_of_line;
957 }
958
959 c = NOCHAR;
960 }
961 while (ecb_unlikely (--width > 0));
962
963 // pad with spaces when overwriting wide character with smaller one
964 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
965 {
966 line->t[c] = ' ';
967 line->r[c] = rend;
968 }
969
970end_of_line:
971 ;
972 }
973#if ENABLE_COMBINING
974 else // width == 0
933 } 975 {
934 } 976 if (c != 0xfeff) // ignore BOM
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 977 {
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 978 // handle combining characters
979 // we just tag the accent on the previous on-screen character.
980 // this is arguably not correct, but also arguably not wrong.
981 // we don't handle double-width characters nicely yet.
982 line_t *linep;
983 text_t *tp;
984 rend_t *rp;
937 985
938/* 986 if (screen.cur.col > 0)
939 * If we wrote anywhere in the selected area, kill the selection 987 {
940 * XXX: should we kill the mark too? Possibly, but maybe that 988 linep = line;
941 * should be a similar check. 989 tp = line->t + screen.cur.col - 1;
942 */ 990 rp = line->r + screen.cur.col - 1;
943 if (clearsel) 991 }
944 CLEAR_SELECTION(R); 992 else if (screen.cur.row > 0
993 && ROW(screen.cur.row - 1).is_longer ())
994 {
995 linep = &ROW(screen.cur.row - 1);
996 tp = line->t + ncol - 1;
997 rp = line->r + ncol - 1;
998 }
999 else
1000 continue;
945 1001
946#ifdef DEBUG_STRICT 1002 linep->touch ();
1003
1004 while (*tp == NOCHAR && tp > linep->t)
1005 tp--, rp--;
1006
1007 // first try to find a precomposed character
1008 unicode_t n = rxvt_compose (*tp, c);
1009 if (n == NOCHAR)
1010 n = rxvt_composite.compose (*tp, c);
1011
1012 *tp = n;
1013 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1014 }
1015 }
1016#endif
1017 }
1018
1019 max_it (line->l, screen.cur.col);
1020
947 assert(R->screen.cur.row >= 0); 1021 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0);
950#endif
951} 1022}
952 1023
953/* ------------------------------------------------------------------------- */ 1024/* ------------------------------------------------------------------------- */
954/* 1025/*
955 * Process Backspace. Move back the cursor back a position, wrap if have to 1026 * Process Backspace. Move back the cursor back a position, wrap if have to
956 * XTERM_SEQ: CTRL-H 1027 * XTERM_SEQ: CTRL-H
957 */ 1028 */
958/* EXTPROTO */
959void 1029void
960rxvt_scr_backspace(pR) 1030rxvt_term::scr_backspace () NOTHROW
961{ 1031{
962 R->want_refresh = 1;
963 if (R->screen.cur.col == 0) { 1032 if (screen.cur.col == 0)
1033 {
964 if (R->screen.cur.row > 0) { 1034 if (screen.cur.row > 0)
1035 {
965#ifdef TERMCAP_HAS_BW 1036#ifdef TERMCAP_HAS_BW
966 R->screen.cur.col = R->TermWin.ncol - 1; 1037 screen.cur.col = ncol - 1;
967 R->screen.cur.row--; 1038 --screen.cur.row;
968 return; 1039
1040 want_refresh = 1;
969#endif 1041#endif
970 } 1042 }
1043 }
971 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1044 else if (screen.flags & Screen_WrapNext)
972 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
973 R->screen.flags &= ~Screen_WrapNext; 1045 screen.flags &= ~Screen_WrapNext;
1046 else
1047 scr_gotorc (0, -1, RELATIVE);
974} 1048}
975 1049
976/* ------------------------------------------------------------------------- */ 1050/* ------------------------------------------------------------------------- */
977/* 1051/*
978 * Process Horizontal Tab 1052 * Process Horizontal Tab
979 * count: +ve = forward; -ve = backwards 1053 * count: +ve = forward; -ve = backwards
980 * XTERM_SEQ: CTRL-I 1054 * XTERM_SEQ: CTRL-I
981 */ 1055 */
982/* EXTPROTO */
983void 1056void
984rxvt_scr_tab(pR_ int count) 1057rxvt_term::scr_tab (int count, bool ht) NOTHROW
985{ 1058{
986 int i, x; 1059 int i, x;
987 1060
988 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
989 R->want_refresh = 1; 1061 want_refresh = 1;
990 i = x = R->screen.cur.col; 1062 i = x = screen.cur.col;
1063
991 if (count == 0) 1064 if (count == 0)
992 return; 1065 return;
993 else if (count > 0) { 1066 else if (count > 0)
1067 {
1068 line_t &l = ROW(screen.cur.row);
1069 rend_t base_rend = l.r[i];
1070 ht &= l.t[i] == ' ';
1071
994 for (; ++i < R->TermWin.ncol; ) 1072 for (; ++i < ncol; )
995 if (R->tabs[i]) { 1073 if (tabs[i])
1074 {
996 x = i; 1075 x = i;
1076
997 if (!--count) 1077 if (!--count)
998 break; 1078 break;
1079 }
1080 else
1081 ht &= l.t[i] == ' '
1082 && RS_SAME (l.r[i], base_rend);
1083
1084 if (count)
1085 x = ncol - 1;
1086
1087 // store horizontal tab commands as characters inside the text
1088 // buffer so they can be selected and pasted.
1089 if (ht && option (Opt_pastableTabs))
1090 {
1091 base_rend = SET_FONT (base_rend, 0);
1092
1093 l.touch (x);
1094
1095 i = screen.cur.col;
1096
1097 l.t[i] = '\t';
1098 l.r[i] = base_rend;
1099
1100 while (++i < x)
1101 {
1102 l.t[i] = NOCHAR;
1103 l.r[i] = base_rend;
999 } 1104 }
1000 if (count) 1105 }
1001 x = R->TermWin.ncol - 1; 1106 }
1002 } else /* if (count < 0) */ { 1107 else /* if (count < 0) */
1108 {
1003 for (; --i >= 0; ) 1109 for (; --i >= 0; )
1004 if (R->tabs[i]) { 1110 if (tabs[i])
1005 x = i;
1006 if (!++count)
1007 break;
1008 } 1111 {
1009 if (count)
1010 x = 0; 1112 x = i;
1113 if (!++count)
1114 break;
1115 }
1116
1117 if (count)
1118 x = 0;
1011 } 1119 }
1120
1012 if (x != R->screen.cur.col) 1121 if (x != screen.cur.col)
1013 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1122 scr_gotorc (0, x, R_RELATIVE);
1014} 1123}
1015 1124
1016/* ------------------------------------------------------------------------- */ 1125/* ------------------------------------------------------------------------- */
1017/* 1126/*
1018 * Process DEC Back Index 1127 * Process DEC Back Index
1019 * XTERM_SEQ: ESC 6 1128 * XTERM_SEQ: ESC 6
1020 * Move cursor left in row. If we're at the left boundary, shift everything 1129 * Move cursor left in row. If we're at the left boundary, shift everything
1021 * in that row right. Clear left column. 1130 * in that row right. Clear left column.
1022 */ 1131 */
1023#ifndef NO_FRILLS 1132#if !ENABLE_MINIMAL
1024/* EXTPROTO */
1025void 1133void
1026rxvt_scr_backindex(pR) 1134rxvt_term::scr_backindex () NOTHROW
1027{ 1135{
1028 if (R->screen.cur.col > 0) 1136 if (screen.cur.col > 0)
1029 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1137 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1030 else { 1138 else
1031 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1032 return; /* um, yeah? */
1033 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1139 scr_insdel_chars (1, INSERT);
1034 }
1035} 1140}
1036#endif 1141#endif
1037/* ------------------------------------------------------------------------- */ 1142/* ------------------------------------------------------------------------- */
1038/* 1143/*
1039 * Process DEC Forward Index 1144 * Process DEC Forward Index
1040 * XTERM_SEQ: ESC 9 1145 * XTERM_SEQ: ESC 9
1041 * Move cursor right in row. If we're at the right boundary, shift everything 1146 * Move cursor right in row. If we're at the right boundary, shift everything
1042 * in that row left. Clear right column. 1147 * in that row left. Clear right column.
1043 */ 1148 */
1044#ifndef NO_FRILLS 1149#if !ENABLE_MINIMAL
1045/* EXTPROTO */
1046void 1150void
1047rxvt_scr_forwardindex(pR) 1151rxvt_term::scr_forwardindex () NOTHROW
1048{ 1152{
1049 int row;
1050
1051 if (R->screen.cur.col < R->TermWin.ncol - 1) 1153 if (screen.cur.col < ncol - 1)
1052 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1154 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1053 else { 1155 else
1054 row = R->screen.cur.row + R->TermWin.saveLines; 1156 {
1055 if (R->screen.tlen[row] == 0) 1157 line_t &l = ROW(screen.cur.row);
1056 return; /* um, yeah? */ 1158
1057 else if (R->screen.tlen[row] == -1) 1159 l.touch ();
1058 R->screen.tlen[row] = R->TermWin.ncol; 1160 l.is_longer (0);
1161
1059 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1162 scr_gotorc (0, 0, R_RELATIVE);
1060 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1163 scr_insdel_chars (1, DELETE);
1061 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1164 scr_gotorc (0, ncol - 1, R_RELATIVE);
1062 } 1165 }
1063} 1166}
1064#endif 1167#endif
1065 1168
1066/* ------------------------------------------------------------------------- */ 1169/* ------------------------------------------------------------------------- */
1067/* 1170/*
1068 * Goto Row/Column 1171 * Goto Row/Column
1069 */ 1172 */
1070/* EXTPROTO */
1071void 1173void
1072rxvt_scr_gotorc(pR_ int row, int col, int relative) 1174rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1073{ 1175{
1074 R->want_refresh = 1; 1176 want_refresh = 1;
1075 ZERO_SCROLLBACK(R); 1177 ZERO_SCROLLBACK ();
1076#ifdef RXVT_GRAPHICS
1077 if (rxvt_Gr_Displayed(aR))
1078 rxvt_Gr_scroll(aR_ 0);
1079#endif
1080 1178
1081 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1082
1083 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1179 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1084 : col); 1180 clamp_it (screen.cur.col, 0, ncol - 1);
1085 MAX_IT(R->screen.cur.col, 0);
1086 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1087 1181
1088 R->screen.flags &= ~Screen_WrapNext; 1182 screen.flags &= ~Screen_WrapNext;
1183
1089 if (relative & R_RELATIVE) { 1184 if (relative & R_RELATIVE)
1185 {
1090 if (row > 0) { 1186 if (row > 0)
1187 {
1091 if (R->screen.cur.row <= R->screen.bscroll 1188 if (screen.cur.row <= screen.bscroll
1092 && (R->screen.cur.row + row) > R->screen.bscroll) 1189 && (screen.cur.row + row) > screen.bscroll)
1093 R->screen.cur.row = R->screen.bscroll; 1190 screen.cur.row = screen.bscroll;
1094 else 1191 else
1095 R->screen.cur.row += row;
1096 } else if (row < 0) {
1097 if (R->screen.cur.row >= R->screen.tscroll
1098 && (R->screen.cur.row + row) < R->screen.tscroll)
1099 R->screen.cur.row = R->screen.tscroll;
1100 else
1101 R->screen.cur.row += row;
1102 }
1103 } else {
1104 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1105 R->screen.cur.row = row + R->screen.tscroll;
1106 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1107 } else
1108 R->screen.cur.row = row; 1192 screen.cur.row += row;
1193 }
1194 else if (row < 0)
1195 {
1196 if (screen.cur.row >= screen.tscroll
1197 && (screen.cur.row + row) < screen.tscroll)
1198 screen.cur.row = screen.tscroll;
1199 else
1200 screen.cur.row += row;
1201 }
1202 }
1203 else
1109 } 1204 {
1110 MAX_IT(R->screen.cur.row, 0); 1205 if (screen.flags & Screen_Relative)
1111 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1206 {
1112} 1207 /* relative origin mode */
1208 screen.cur.row = row + screen.tscroll;
1209 min_it (screen.cur.row, screen.bscroll);
1210 }
1211 else
1212 screen.cur.row = row;
1213 }
1113 1214
1215 clamp_it (screen.cur.row, 0, nrow - 1);
1216}
1217
1114/* ------------------------------------------------------------------------- */ 1218/* ------------------------------------------------------------------------- */
1115/* 1219/*
1116 * direction should be UP or DN 1220 * direction should be UP or DN
1117 */ 1221 */
1118/* EXTPROTO */
1119void 1222void
1120rxvt_scr_index(pR_ enum page_dirn direction) 1223rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1121{ 1224{
1122 int dirn; 1225 int dirn;
1123 1226
1124 R->want_refresh = 1; 1227 want_refresh = 1;
1228 ZERO_SCROLLBACK ();
1229
1125 dirn = ((direction == UP) ? 1 : -1); 1230 dirn = ((direction == UP) ? 1 : -1);
1126 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1127 1231
1128 ZERO_SCROLLBACK(R);
1129
1130#ifdef RXVT_GRAPHICS
1131 if (rxvt_Gr_Displayed(aR))
1132 rxvt_Gr_scroll(aR_ 0);
1133#endif
1134
1135 R->screen.flags &= ~Screen_WrapNext; 1232 screen.flags &= ~Screen_WrapNext;
1233
1136 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1234 if ((screen.cur.row == screen.bscroll && direction == UP)
1137 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1235 || (screen.cur.row == screen.tscroll && direction == DN))
1138 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1236 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1139 else 1237 else
1140 R->screen.cur.row += dirn; 1238 screen.cur.row += dirn;
1141 MAX_IT(R->screen.cur.row, 0); 1239
1142 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1240 clamp_it (screen.cur.row, 0, nrow - 1);
1143 rxvt_selection_check(aR_ 0); 1241 selection_check (0);
1144} 1242}
1145 1243
1146/* ------------------------------------------------------------------------- */ 1244/* ------------------------------------------------------------------------- */
1147/* 1245/*
1148 * Erase part or whole of a line 1246 * Erase part or whole of a line
1149 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1247 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1150 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1248 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1151 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1249 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1250 * extension: clear to right unless wrapped: ESC [ 3 K
1152 */ 1251 */
1153/* EXTPROTO */
1154void 1252void
1155rxvt_scr_erase_line(pR_ int mode) 1253rxvt_term::scr_erase_line (int mode) NOTHROW
1156{ 1254{
1157 unsigned int row, col, num; 1255 unsigned int col, num;
1158 1256
1159 R->want_refresh = 1; 1257 want_refresh = 1;
1160 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1161 ZERO_SCROLLBACK (R); 1258 ZERO_SCROLLBACK ();
1162 1259
1163#ifdef RXVT_GRAPHICS
1164 if (rxvt_Gr_Displayed (aR))
1165 rxvt_Gr_scroll (aR_ 0);
1166#endif
1167
1168 rxvt_selection_check (aR_ 1); 1260 selection_check (1);
1169 1261
1170 R->screen.flags &= ~Screen_WrapNext; 1262 line_t &line = ROW(screen.cur.row);
1171 1263
1172 row = R->TermWin.saveLines + R->screen.cur.row; 1264 line.touch ();
1265 line.is_longer (0);
1266
1173 switch (mode) 1267 switch (mode)
1174 { 1268 {
1269 case 3:
1270 if (screen.flags & Screen_WrapNext)
1271 return;
1272
1273 /* fall through */
1274
1175 case 0: /* erase to end of line */ 1275 case 0: /* erase to end of line */
1176 col = R->screen.cur.col; 1276 col = screen.cur.col;
1177 num = R->TermWin.ncol - col; 1277 num = ncol - col;
1178 MIN_IT(R->screen.tlen[row], (int16_t)col); 1278 min_it (line.l, col);
1279
1179 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1280 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1180 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1281 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1181 CLEAR_SELECTION(R); 1282 CLEAR_SELECTION ();
1182 break; 1283 break;
1284
1183 case 1: /* erase to beginning of line */ 1285 case 1: /* erase to beginning of line */
1184 col = 0; 1286 col = 0;
1185 num = R->screen.cur.col + 1; 1287 num = screen.cur.col + 1;
1288
1186 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1289 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1187 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1290 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1188 CLEAR_SELECTION(R); 1291 CLEAR_SELECTION ();
1189 break; 1292 break;
1293
1190 case 2: /* erase whole line */ 1294 case 2: /* erase whole line */
1191 col = 0; 1295 col = 0;
1192 num = R->TermWin.ncol; 1296 num = ncol;
1193 R->screen.tlen[row] = 0; 1297 line.l = 0;
1194 if (R->selection.beg.row <= R->screen.cur.row 1298 if (selection.beg.row <= screen.cur.row
1195 && R->selection.end.row >= R->screen.cur.row) 1299 && selection.end.row >= screen.cur.row)
1196 CLEAR_SELECTION(R); 1300 CLEAR_SELECTION ();
1197 break; 1301 break;
1198 default: 1302 default:
1199 return; 1303 return;
1200 } 1304 }
1201 1305
1202 if (R->screen.text[row]) 1306 scr_blank_line (line, col, num, rstyle);
1203 R->scr_blank_line (&(R->screen.text[row][col]),
1204 &(R->screen.rend[row][col]), num, R->rstyle);
1205 else
1206 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1207} 1307}
1208 1308
1209/* ------------------------------------------------------------------------- */ 1309/* ------------------------------------------------------------------------- */
1210/* 1310/*
1211 * Erase part of whole of the screen 1311 * Erase part of whole of the screen
1212 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1312 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1213 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1313 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1214 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1314 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1215 */ 1315 */
1216/* EXTPROTO */
1217void 1316void
1218rxvt_scr_erase_screen(pR_ int mode) 1317rxvt_term::scr_erase_screen (int mode) NOTHROW
1219{ 1318{
1220 int num; 1319 int num;
1221 int32_t row, row_offset; 1320 int32_t row;
1222 rend_t ren; 1321 rend_t ren;
1223 XGCValues gcvalue; 1322 XGCValues gcvalue;
1224 1323
1225 R->want_refresh = 1; 1324 want_refresh = 1;
1226 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1227 ZERO_SCROLLBACK(R); 1325 ZERO_SCROLLBACK ();
1228 row_offset = (int32_t)R->TermWin.saveLines;
1229 1326
1230 switch (mode) { 1327 switch (mode)
1328 {
1231 case 0: /* erase to end of screen */ 1329 case 0: /* erase to end of screen */
1232 rxvt_selection_check(aR_ 1); 1330 selection_check (1);
1233 rxvt_scr_erase_line(aR_ 0); 1331 scr_erase_line (0);
1234 row = R->screen.cur.row + 1; /* possible OOB */ 1332 row = screen.cur.row + 1; /* possible OOB */
1235 num = R->TermWin.nrow - row; 1333 num = nrow - row;
1236 break; 1334 break;
1237 case 1: /* erase to beginning of screen */ 1335 case 1: /* erase to beginning of screen */
1238 rxvt_selection_check(aR_ 3); 1336 selection_check (3);
1239 rxvt_scr_erase_line(aR_ 1); 1337 scr_erase_line (1);
1240 row = 0; 1338 row = 0;
1241 num = R->screen.cur.row; 1339 num = screen.cur.row;
1242 break; 1340 break;
1243 case 2: /* erase whole screen */ 1341 case 2: /* erase whole screen */
1244 rxvt_selection_check(aR_ 3); 1342 selection_check (3);
1245#ifdef RXVT_GRAPHICS
1246 rxvt_Gr_ClearScreen(aR);
1247#endif
1248 row = 0; 1343 row = 0;
1249 num = R->TermWin.nrow; 1344 num = nrow;
1250 break; 1345 break;
1251 default: 1346 default:
1252 return; 1347 return;
1253 } 1348 }
1254 R->refresh_type |= REFRESH_BOUNDS; 1349
1255 if (R->selection.op && R->current_screen == R->selection.screen 1350 if (selection.op && current_screen == selection.screen
1256 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1351 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1257 || (R->selection.end.row >= row 1352 || (selection.end.row >= row
1258 && R->selection.end.row <= row + num))) 1353 && selection.end.row <= row + num)))
1259 CLEAR_SELECTION(R); 1354 CLEAR_SELECTION ();
1355
1260 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1356 if (row >= nrow) /* Out Of Bounds */
1261 return; 1357 return;
1262 MIN_IT(num, (R->TermWin.nrow - row)); 1358
1359 min_it (num, nrow - row);
1360
1263 if (R->rstyle & (RS_RVid | RS_Uline)) 1361 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1264 ren = (rend_t) ~RS_None; 1362 ren = (rend_t) ~RS_None;
1265 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1363 else if (GET_BASEBG (rstyle) == Color_bg)
1364 {
1266 ren = DEFAULT_RSTYLE; 1365 ren = DEFAULT_RSTYLE;
1267 CLEAR_ROWS(row, num); 1366
1268 } else { 1367 if (mapped)
1368 XClearArea (dpy, vt, 0,
1369 Row2Pixel (row - view_start), (unsigned int)width,
1370 (unsigned int)Height2Pixel (num), False);
1371 }
1372 else
1373 {
1269 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1374 ren = rstyle & (RS_fgMask | RS_bgMask);
1270 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1375
1376 if (mapped)
1377 {
1378 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1271 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1379 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1272 ERASE_ROWS(row, num); 1380 XFillRectangle (dpy, vt, gc,
1381 0, Row2Pixel (row - view_start),
1382 (unsigned int)width,
1383 (unsigned int)Height2Pixel (num));
1273 gcvalue.foreground = R->PixColors[Color_fg]; 1384 gcvalue.foreground = pix_colors[Color_fg];
1274 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1385 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1386 }
1275 } 1387 }
1388
1276 for (; num--; row++) { 1389 for (; num--; row++)
1277 R->scr_blank_screen_mem (R->screen.text, R->screen.rend,
1278 (unsigned int)(row + row_offset), R->rstyle);
1279 R->screen.tlen[row + row_offset] = 0;
1280 R->scr_blank_line (R->drawn_text[row], R->drawn_rend[row],
1281 (unsigned int)R->TermWin.ncol, ren);
1282 } 1390 {
1391 scr_blank_screen_mem (ROW(row), rstyle);
1392
1393 if (row - view_start < nrow)
1394 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1395 }
1283} 1396}
1397
1398#if !ENABLE_MINIMAL
1399void
1400rxvt_term::scr_erase_savelines () NOTHROW
1401{
1402 want_refresh = 1;
1403 ZERO_SCROLLBACK ();
1404
1405 top_row = 0;
1406}
1407#endif
1284 1408
1285/* ------------------------------------------------------------------------- */ 1409/* ------------------------------------------------------------------------- */
1286/* 1410/*
1287 * Fill the screen with `E's 1411 * Fill the screen with `E's
1288 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1412 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1289 */ 1413 */
1290/* EXTPROTO */
1291void 1414void
1292rxvt_scr_E(pR) 1415rxvt_term::scr_E () NOTHROW
1293{ 1416{
1294 int i, j, k; 1417 rend_t fs;
1295 rend_t *r1, fs;
1296 1418
1297 R->want_refresh = 1; 1419 want_refresh = 1;
1298 R->num_scr_allow = 0;
1299 ZERO_SCROLLBACK(R); 1420 ZERO_SCROLLBACK ();
1421
1422 num_scr_allow = 0;
1300 rxvt_selection_check(aR_ 3); 1423 selection_check (3);
1301 1424
1302 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1425 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1303 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1426 for (int row = nrow; row--; )
1304 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1427 {
1305 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1428 line_t &line = ROW(row);
1306 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1429
1430 fill_text (line.t, 'E', ncol);
1431 rend_t *r1 = line.r;
1432
1433 for (int j = ncol; j--; )
1307 *r1++ = fs; 1434 *r1++ = fs;
1435
1436 line.is_longer (0);
1437 line.touch (ncol);
1308 } 1438 }
1309} 1439}
1310 1440
1311/* ------------------------------------------------------------------------- */ 1441/* ------------------------------------------------------------------------- */
1312/* 1442/*
1313 * Insert/Delete <count> lines 1443 * Insert/Delete <count> lines
1314 */ 1444 */
1315/* EXTPROTO */
1316void 1445void
1317rxvt_scr_insdel_lines(pR_ int count, int insdel) 1446rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1318{ 1447{
1319 int end; 1448 int end;
1320 1449
1321 ZERO_SCROLLBACK(R); 1450 ZERO_SCROLLBACK ();
1322 1451
1323#ifdef RXVT_GRAPHICS
1324 if (rxvt_Gr_Displayed(aR))
1325 rxvt_Gr_scroll(aR_ 0);
1326#endif
1327
1328 rxvt_selection_check(aR_ 1); 1452 selection_check (1);
1329 1453
1330 if (R->screen.cur.row > R->screen.bscroll) 1454 if (screen.cur.row > screen.bscroll)
1455 return;
1456
1457 end = screen.bscroll - screen.cur.row + 1;
1458 if (count > end)
1459 {
1460 if (insdel == DELETE)
1331 return; 1461 return;
1332
1333 end = R->screen.bscroll - R->screen.cur.row + 1;
1334 if (count > end) {
1335 if (insdel == DELETE)
1336 return;
1337 else if (insdel == INSERT) 1462 else if (insdel == INSERT)
1338 count = end; 1463 count = end;
1339 } 1464 }
1340 R->screen.flags &= ~Screen_WrapNext;
1341 1465
1466 scr_do_wrap ();
1467
1342 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1468 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1343} 1469}
1344 1470
1345/* ------------------------------------------------------------------------- */ 1471/* ------------------------------------------------------------------------- */
1346/* 1472/*
1347 * Insert/Delete <count> characters from the current position 1473 * Insert/Delete <count> characters from the current position
1348 */ 1474 */
1349/* EXTPROTO */
1350void 1475void
1351rxvt_scr_insdel_chars(pR_ int count, int insdel) 1476rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1352{ 1477{
1353 int col, row;
1354 rend_t tr;
1355 text_t *stp;
1356 rend_t *srp;
1357 int16_t *slp;
1358
1359 R->want_refresh = 1; 1478 want_refresh = 1;
1360 ZERO_SCROLLBACK(R); 1479 ZERO_SCROLLBACK ();
1361 1480
1362#ifdef RXVT_GRAPHICS
1363 if (rxvt_Gr_Displayed(aR))
1364 rxvt_Gr_scroll(aR_ 0);
1365#endif
1366
1367 if (count <= 0) 1481 if (count <= 0)
1368 return; 1482 return;
1369 1483
1484 scr_do_wrap ();
1485
1370 rxvt_selection_check(aR_ 1); 1486 selection_check (1);
1371 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1487 min_it (count, ncol - screen.cur.col);
1372 1488
1373 row = R->screen.cur.row + R->TermWin.saveLines; 1489 int row = screen.cur.row;
1374 R->screen.flags &= ~Screen_WrapNext;
1375 1490
1376 stp = R->screen.text[row]; 1491 line_t *line = &ROW(row);
1377 srp = R->screen.rend[row]; 1492
1378 slp = &(R->screen.tlen[row]); 1493 line->touch ();
1494 line->is_longer (0);
1495
1496 // nuke wide spanning the start
1497 if (line->t[screen.cur.col] == NOCHAR)
1498 scr_kill_char (*line, screen.cur.col);
1499
1379 switch (insdel) { 1500 switch (insdel)
1501 {
1380 case INSERT: 1502 case INSERT:
1381 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1503 line->l = min (line->l + count, ncol);
1382 col--) { 1504
1505 if (line->t[screen.cur.col] == NOCHAR)
1506 scr_kill_char (*line, screen.cur.col);
1507
1508 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1509 {
1383 stp[col] = stp[col - count]; 1510 line->t[col] = line->t[col - count];
1384 srp[col] = srp[col - count]; 1511 line->r[col] = line->r[col - count];
1385 } 1512 }
1386 if (*slp != -1) { 1513
1387 *slp += count;
1388 MIN_IT(*slp, R->TermWin.ncol);
1389 }
1390 if (R->selection.op && R->current_screen == R->selection.screen 1514 if (selection.op && current_screen == selection.screen
1391 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1515 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1516 {
1392 if (R->selection.end.row != R->screen.cur.row 1517 if (selection.end.row != screen.cur.row
1393 || (R->selection.end.col + count >= R->TermWin.ncol)) 1518 || (selection.end.col + count >= ncol))
1394 CLEAR_SELECTION(R); 1519 CLEAR_SELECTION ();
1520 else
1521 {
1395 else { /* shift selection */ 1522 /* shift selection */
1396 R->selection.beg.col += count; 1523 selection.beg.col += count;
1397 R->selection.mark.col += count; /* XXX: yes? */ 1524 selection.mark.col += count; /* XXX: yes? */
1398 R->selection.end.col += count; 1525 selection.end.col += count;
1399 } 1526 }
1400 } 1527 }
1401 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1528
1402 (unsigned int)count, R->rstyle); 1529 scr_blank_line (*line, screen.cur.col, count, rstyle);
1403 break; 1530 break;
1531
1404 case ERASE: 1532 case ERASE:
1405 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1533 screen.cur.col += count; /* don't worry if > ncol */
1406 rxvt_selection_check(aR_ 1); 1534 selection_check (1);
1407 R->screen.cur.col -= count; 1535 screen.cur.col -= count;
1408 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1536
1409 (unsigned int)count, R->rstyle); 1537 // nuke wide char after the end
1538 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1539 scr_kill_char (*line, screen.cur.col + count);
1540
1541 scr_blank_line (*line, screen.cur.col, count, rstyle);
1410 break; 1542 break;
1543
1411 case DELETE: 1544 case DELETE:
1412 tr = srp[R->TermWin.ncol - 1] 1545 line->l = max (line->l - count, 0);
1413 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1546
1547 // nuke wide char spanning the end
1548 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1549 scr_kill_char (*line, screen.cur.col + count);
1550
1414 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1551 for (int col = screen.cur.col; (col + count) < ncol; col++)
1552 {
1415 stp[col] = stp[col + count]; 1553 line->t[col] = line->t[col + count];
1416 srp[col] = srp[col + count]; 1554 line->r[col] = line->r[col + count];
1417 } 1555 }
1418 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1556
1419 &(srp[R->TermWin.ncol - count]), 1557 scr_blank_line (*line, ncol - count, count, rstyle);
1420 (unsigned int)count, tr); 1558
1421 if (*slp == -1) /* break line continuation */
1422 *slp = R->TermWin.ncol;
1423 *slp -= count;
1424 MAX_IT(*slp, 0);
1425 if (R->selection.op && R->current_screen == R->selection.screen 1559 if (selection.op && current_screen == selection.screen
1426 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1560 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1561 {
1427 if (R->selection.end.row != R->screen.cur.row 1562 if (selection.end.row != screen.cur.row
1428 || (R->screen.cur.col >= R->selection.beg.col - count) 1563 || (screen.cur.col >= selection.beg.col - count)
1429 || R->selection.end.col >= R->TermWin.ncol) 1564 || selection.end.col >= ncol)
1430 CLEAR_SELECTION(R); 1565 CLEAR_SELECTION ();
1431 else { 1566 else
1567 {
1432 /* shift selection */ 1568 /* shift selection */
1433 R->selection.beg.col -= count; 1569 selection.beg.col -= count;
1434 R->selection.mark.col -= count; /* XXX: yes? */ 1570 selection.mark.col -= count; /* XXX: yes? */
1435 R->selection.end.col -= count; 1571 selection.end.col -= count;
1436 } 1572 }
1437 } 1573 }
1574
1438 break; 1575 break;
1439 } 1576 }
1440} 1577}
1441 1578
1442/* ------------------------------------------------------------------------- */ 1579/* ------------------------------------------------------------------------- */
1443/* 1580/*
1444 * Set the scrolling region 1581 * Set the scrolling region
1445 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1582 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1446 */ 1583 */
1447/* EXTPROTO */
1448void 1584void
1449rxvt_scr_scroll_region(pR_ int top, int bot) 1585rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1450{ 1586{
1451 MAX_IT(top, 0); 1587 max_it (top, 0);
1452 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1588 min_it (bot, nrow - 1);
1589
1453 if (top > bot) 1590 if (top > bot)
1454 return; 1591 return;
1592
1455 R->screen.tscroll = top; 1593 screen.tscroll = top;
1456 R->screen.bscroll = bot; 1594 screen.bscroll = bot;
1457 rxvt_scr_gotorc(aR_ 0, 0, 0); 1595 scr_gotorc (0, 0, 0);
1458} 1596}
1459 1597
1460/* ------------------------------------------------------------------------- */ 1598/* ------------------------------------------------------------------------- */
1461/* 1599/*
1462 * Make the cursor visible/invisible 1600 * Make the cursor visible/invisible
1463 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1601 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1464 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1602 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1465 */ 1603 */
1466/* EXTPROTO */
1467void 1604void
1468rxvt_scr_cursor_visible(pR_ int mode) 1605rxvt_term::scr_cursor_visible (int mode) NOTHROW
1469{ 1606{
1470 R->want_refresh = 1; 1607 want_refresh = 1;
1608
1471 if (mode) 1609 if (mode)
1472 R->screen.flags |= Screen_VisibleCursor; 1610 screen.flags |= Screen_VisibleCursor;
1473 else 1611 else
1474 R->screen.flags &= ~Screen_VisibleCursor; 1612 screen.flags &= ~Screen_VisibleCursor;
1475} 1613}
1476 1614
1477/* ------------------------------------------------------------------------- */ 1615/* ------------------------------------------------------------------------- */
1478/* 1616/*
1479 * Set/unset automatic wrapping 1617 * Set/unset automatic wrapping
1480 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1618 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1481 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1619 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1482 */ 1620 */
1483/* EXTPROTO */
1484void 1621void
1485rxvt_scr_autowrap(pR_ int mode) 1622rxvt_term::scr_autowrap (int mode) NOTHROW
1486{ 1623{
1487 if (mode) 1624 if (mode)
1488 R->screen.flags |= Screen_Autowrap; 1625 screen.flags |= Screen_Autowrap;
1489 else 1626 else
1490 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1627 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1491} 1628}
1492 1629
1493/* ------------------------------------------------------------------------- */ 1630/* ------------------------------------------------------------------------- */
1494/* 1631/*
1495 * Set/unset margin origin mode 1632 * Set/unset margin origin mode
… …
1498 * Relative mode: line numbers are relative to top margin of scrolling region 1635 * Relative mode: line numbers are relative to top margin of scrolling region
1499 * and the cursor cannot be moved outside. 1636 * and the cursor cannot be moved outside.
1500 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1637 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1501 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1638 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1502 */ 1639 */
1503/* EXTPROTO */
1504void 1640void
1505rxvt_scr_relative_origin(pR_ int mode) 1641rxvt_term::scr_relative_origin (int mode) NOTHROW
1506{ 1642{
1507 if (mode) 1643 if (mode)
1508 R->screen.flags |= Screen_Relative; 1644 screen.flags |= Screen_Relative;
1509 else 1645 else
1510 R->screen.flags &= ~Screen_Relative; 1646 screen.flags &= ~Screen_Relative;
1647
1511 rxvt_scr_gotorc(aR_ 0, 0, 0); 1648 scr_gotorc (0, 0, 0);
1512} 1649}
1513 1650
1514/* ------------------------------------------------------------------------- */ 1651/* ------------------------------------------------------------------------- */
1515/* 1652/*
1516 * Set insert/replace mode 1653 * Set insert/replace mode
1517 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1654 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1518 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1655 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1519 */ 1656 */
1520/* EXTPROTO */
1521void 1657void
1522rxvt_scr_insert_mode(pR_ int mode) 1658rxvt_term::scr_insert_mode (int mode) NOTHROW
1523{ 1659{
1524 if (mode) 1660 if (mode)
1525 R->screen.flags |= Screen_Insert; 1661 screen.flags |= Screen_Insert;
1526 else 1662 else
1527 R->screen.flags &= ~Screen_Insert; 1663 screen.flags &= ~Screen_Insert;
1528} 1664}
1529 1665
1530/* ------------------------------------------------------------------------- */ 1666/* ------------------------------------------------------------------------- */
1531/* 1667/*
1532 * Set/Unset tabs 1668 * Set/Unset tabs
1533 * XTERM_SEQ: Set tab at current column : ESC H 1669 * XTERM_SEQ: Set tab at current column : ESC H
1534 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1670 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1535 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1671 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1536 */ 1672 */
1537/* EXTPROTO */
1538void 1673void
1539rxvt_scr_set_tab(pR_ int mode) 1674rxvt_term::scr_set_tab (int mode) NOTHROW
1540{ 1675{
1541 if (mode < 0) 1676 if (mode < 0)
1542 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1677 memset (tabs, 0, ncol);
1543 else if (R->screen.cur.col < R->TermWin.ncol) 1678 else if (screen.cur.col < ncol)
1544 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1679 tabs [screen.cur.col] = !!mode;
1545} 1680}
1546 1681
1547/* ------------------------------------------------------------------------- */ 1682/* ------------------------------------------------------------------------- */
1548/* 1683/*
1549 * Set reverse/normal video 1684 * Set reverse/normal video
1550 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1685 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1551 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1686 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1552 */ 1687 */
1553/* EXTPROTO */
1554void 1688void
1555rxvt_scr_rvideo_mode(pR_ int mode) 1689rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1556{ 1690{
1691 rvideo_mode = on;
1692
1693#ifndef NO_BELL
1694 on ^= rvideo_bell;
1695#endif
1696
1697 if (rvideo_state != on)
1698 {
1699 rvideo_state = on;
1700
1701 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1702#ifdef HAVE_BG_PIXMAP
1703 if (bg_pixmap == None)
1704#endif
1705 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1706
1557 XGCValues gcvalue; 1707 XGCValues gcvalue;
1558
1559 if (R->rvideo != mode) {
1560 R->rvideo = mode;
1561 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1562#if defined(XPM_BACKGROUND)
1563 if (R->bgPixmap.pixmap == None)
1564#endif
1565#if defined(TRANSPARENT)
1566 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1567#endif
1568 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1569 R->PixColors[Color_bg]);
1570
1571 gcvalue.foreground = R->PixColors[Color_fg]; 1708 gcvalue.foreground = pix_colors[Color_fg];
1572 gcvalue.background = R->PixColors[Color_bg]; 1709 gcvalue.background = pix_colors[Color_bg];
1573 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1710 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1574 &gcvalue); 1711
1575 rxvt_scr_clear(aR); 1712 scr_clear ();
1576 rxvt_scr_touch(aR_ True); 1713 scr_touch (true);
1577 } 1714 }
1578} 1715}
1579 1716
1580/* ------------------------------------------------------------------------- */ 1717/* ------------------------------------------------------------------------- */
1581/* 1718/*
1582 * Report current cursor position 1719 * Report current cursor position
1583 * XTERM_SEQ: Report position: ESC [ 6 n 1720 * XTERM_SEQ: Report position: ESC [ 6 n
1584 */ 1721 */
1585/* EXTPROTO */
1586void 1722void
1587rxvt_scr_report_position(pR) 1723rxvt_term::scr_report_position () NOTHROW
1588{ 1724{
1589 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1725 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1590} 1726}
1591 1727
1592/* ------------------------------------------------------------------------- * 1728/* ------------------------------------------------------------------------- *
1593 * FONTS * 1729 * FONTS *
1594 * ------------------------------------------------------------------------- */ 1730 * ------------------------------------------------------------------------- */
1595 1731
1596/* 1732/*
1597 * Set font style 1733 * Set font style
1598 */ 1734 */
1599/* INTPROTO */
1600void 1735void
1601rxvt_set_font_style(pR) 1736rxvt_term::set_font_style () NOTHROW
1602{ 1737{
1738#if 0
1603 switch (R->charsets[R->screen.charset]) { 1739 switch (charsets [screen.charset])
1740 {
1604 case '0': /* DEC Special Character & Line Drawing Set */ 1741 case '0': /* DEC Special Character & Line Drawing Set */
1605 break; 1742 break;
1606 case 'A': /* United Kingdom (UK) */ 1743 case 'A': /* United Kingdom (UK) */
1607 break; 1744 break;
1608 case 'B': /* United States (USASCII) */ 1745 case 'B': /* United States (USASCII) */
1609 break; 1746 break;
1610 case '<': /* Multinational character set */ 1747 case '<': /* Multinational character set */
1611 break; 1748 break;
1612 case '5': /* Finnish character set */ 1749 case '5': /* Finnish character set */
1613 break; 1750 break;
1614 case 'C': /* Finnish character set */ 1751 case 'C': /* Finnish character set */
1615 break; 1752 break;
1616 case 'K': /* German character set */ 1753 case 'K': /* German character set */
1617 break; 1754 break;
1618 } 1755 }
1756#endif
1619} 1757}
1620 1758
1621/* ------------------------------------------------------------------------- */ 1759/* ------------------------------------------------------------------------- */
1622/* 1760/*
1623 * Choose a font 1761 * Choose a font
1624 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1762 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1625 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1763 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1626 * XTERM_SEQ: Invoke G2 character set: ESC N 1764 * XTERM_SEQ: Invoke G2 character set: ESC N
1627 * XTERM_SEQ: Invoke G3 character set: ESC O 1765 * XTERM_SEQ: Invoke G3 character set: ESC O
1628 */ 1766 */
1629/* EXTPROTO */
1630void 1767void
1631rxvt_scr_charset_choose(pR_ int set) 1768rxvt_term::scr_charset_choose (int set) NOTHROW
1632{ 1769{
1633 R->screen.charset = set; 1770 screen.charset = set;
1634 rxvt_set_font_style(aR); 1771 set_font_style ();
1635} 1772}
1636 1773
1637/* ------------------------------------------------------------------------- */ 1774/* ------------------------------------------------------------------------- */
1638/* 1775/*
1639 * Set a font 1776 * Set a font
… …
1641 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1778 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1642 * XTERM_SEQ: Set G2 character set: ESC * <C> 1779 * XTERM_SEQ: Set G2 character set: ESC * <C>
1643 * XTERM_SEQ: Set G3 character set: ESC + <C> 1780 * XTERM_SEQ: Set G3 character set: ESC + <C>
1644 * See set_font_style for possible values for <C> 1781 * See set_font_style for possible values for <C>
1645 */ 1782 */
1646/* EXTPROTO */
1647void 1783void
1648rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1784rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1649{ 1785{
1650 R->charsets[set] = (unsigned char)ch; 1786 charsets[set] = (unsigned char)ch;
1651 rxvt_set_font_style(aR); 1787 set_font_style ();
1652} 1788}
1653 1789
1654
1655/* ------------------------------------------------------------------------- *
1656 * GRAPHICS COLOURS *
1657 * ------------------------------------------------------------------------- */
1658
1659#ifdef RXVT_GRAPHICS
1660/* EXTPROTO */
1661int
1662rxvt_scr_get_fgcolor(pR)
1663{
1664 return GET_FGCOLOR(R->rstyle);
1665}
1666
1667/* ------------------------------------------------------------------------- */
1668/* EXTPROTO */
1669int
1670rxvt_scr_get_bgcolor(pR)
1671{
1672 return GET_BGCOLOR(R->rstyle);
1673}
1674#endif
1675 1790
1676/* ------------------------------------------------------------------------- * 1791/* ------------------------------------------------------------------------- *
1677 * MAJOR SCREEN MANIPULATION * 1792 * MAJOR SCREEN MANIPULATION *
1678 * ------------------------------------------------------------------------- */ 1793 * ------------------------------------------------------------------------- */
1679 1794
1680/* 1795/*
1796 * refresh matching text.
1797 */
1798bool
1799rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1800{
1801 bool found = false;
1802
1803 for (int i = 0; i < nrow; i++)
1804 {
1805 rend_t *drp = drawn_buf[i].r;
1806
1807 for (int col = 0; col < ncol; col++, drp++)
1808 if ((*drp & mask) == value)
1809 {
1810 found = true;
1811 *drp = ~value;
1812 }
1813 }
1814
1815 return found;
1816}
1817
1818/*
1681 * Refresh an area 1819 * Refresh an area
1682 */ 1820 */
1683enum { 1821enum {
1684 PART_BEG = 0, 1822 PART_BEG = 0,
1685 PART_END, 1823 PART_END,
1686 RC_COUNT 1824 RC_COUNT
1687}; 1825};
1688 1826
1689/* EXTPROTO */
1690void 1827void
1691rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1828rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1692{ 1829{
1693 int i; 1830 int i;
1694 row_col_t rc[RC_COUNT]; 1831 row_col_t rc[RC_COUNT];
1695 1832
1696 if (R->drawn_text == NULL) /* sanity check */ 1833 if (!drawn_buf) /* sanity check */
1697 return; 1834 return;
1698 1835
1699#ifdef DEBUG_STRICT 1836#ifndef NO_SLOW_LINK_SUPPORT
1700 x = max(x, (int)R->TermWin.int_bwidth); 1837 if (refresh_type == FAST_REFRESH && !display->is_local)
1701 x = min(x, (int)R->TermWin.width); 1838 {
1702 y = max(y, (int)R->TermWin.int_bwidth); 1839 y = 0;
1703 y = min(y, (int)R->TermWin.height); 1840 eheight = height;
1841 }
1704#endif 1842#endif
1705 1843
1706/* round down */ 1844 /* round down */
1707 rc[PART_BEG].col = Pixel2Col(x); 1845 rc[PART_BEG].col = Pixel2Col (x);
1708 rc[PART_BEG].row = Pixel2Row(y); 1846 rc[PART_BEG].row = Pixel2Row (y);
1709/* round up */ 1847 /* round up */
1710 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1848 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1711 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1849 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1712 1850
1713/* sanity checks */ 1851 /* sanity checks */
1714 for (i = PART_BEG; i < RC_COUNT; i++) { 1852 for (i = PART_BEG; i < RC_COUNT; i++)
1715 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1716 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1717 } 1853 {
1854 min_it (rc[i].col, ncol - 1);
1855 min_it (rc[i].row, nrow - 1);
1856 }
1718 1857
1719 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));
1720
1721 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1858 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1722 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1859 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1723 (rc[PART_END].col - rc[PART_BEG].col + 1));
1724 1860
1861 num_scr_allow = 0;
1862
1725 if (refresh) 1863 if (refresh)
1726 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1864 scr_refresh ();
1727} 1865}
1728 1866
1729/* ------------------------------------------------------------------------- */ 1867/* ------------------------------------------------------------------------- */
1730/* 1868/*
1731 * Refresh the entire screen 1869 * Refresh the entire screen
1732 */ 1870 */
1733/* EXTPROTO */
1734void 1871void
1735rxvt_scr_touch(pR_ Bool refresh) 1872rxvt_term::scr_touch (bool refresh) NOTHROW
1736{ 1873{
1737 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1874 scr_expose (0, 0, width, height, refresh);
1738} 1875}
1739 1876
1740/* ------------------------------------------------------------------------- */ 1877/* ------------------------------------------------------------------------- */
1741/* 1878/*
1742 * Move the display so that the line represented by scrollbar value Y is at 1879 * Move the display so that the line represented by scrollbar value Y is at
1743 * the top of the screen 1880 * the top of the screen
1744 */ 1881 */
1745/* EXTPROTO */ 1882void
1746int
1747rxvt_scr_move_to(pR_ int y, int len) 1883rxvt_term::scr_move_to (int y, int len) NOTHROW
1748{ 1884{
1749 long p = 0; 1885 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1750 uint16_t oldviewstart;
1751
1752 oldviewstart = R->TermWin.view_start;
1753 if (y < len) {
1754 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1755 p -= (long)(R->TermWin.nrow - 1);
1756 p = max(p, 0);
1757 }
1758 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1759 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1760
1761 return rxvt_scr_changeview(aR_ oldviewstart);
1762} 1886}
1763 1887
1764/* ------------------------------------------------------------------------- */ 1888/* ------------------------------------------------------------------------- */
1765/* 1889/*
1766 * Page the screen up/down nlines 1890 * Page the screen up/down nlines
1767 * direction should be UP or DN 1891 * direction should be UP or DN
1768 */ 1892 */
1769/* EXTPROTO */ 1893bool
1770int
1771rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1894rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1772{ 1895{
1773 int n; 1896 int new_view_start =
1774 uint16_t oldviewstart; 1897 direction == UP ? view_start - nlines
1898 : view_start + nlines;
1775 1899
1776 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1777#ifdef DEBUG_STRICT
1778 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1779#endif
1780 oldviewstart = R->TermWin.view_start;
1781 if (direction == UP) {
1782 n = R->TermWin.view_start + nlines;
1783 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1784 } else {
1785 n = R->TermWin.view_start - nlines;
1786 R->TermWin.view_start = max(n, 0);
1787 }
1788 return rxvt_scr_changeview(aR_ oldviewstart); 1900 return scr_changeview (new_view_start);
1789} 1901}
1790 1902
1791/* INTPROTO */ 1903bool
1792int 1904rxvt_term::scr_changeview (int new_view_start) NOTHROW
1793rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1794{ 1905{
1795 if (R->TermWin.view_start != oldviewstart) { 1906 clamp_it (new_view_start, top_row, 0);
1907
1908 if (new_view_start == view_start)
1909 return false;
1910
1911 num_scr += new_view_start - view_start;
1912 view_start = new_view_start;
1796 R->want_refresh = 1; 1913 want_refresh = 1;
1797#ifdef RXVT_GRAPHICS
1798 if (rxvt_Gr_Displayed(aR))
1799 rxvt_Gr_scroll(aR_ 0);
1800#endif
1801 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1802 }
1803 return (int)(R->TermWin.view_start - oldviewstart);
1804}
1805 1914
1806/* ------------------------------------------------------------------------- */ 1915 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1807/* EXTPROTO */ 1916
1808void 1917 return true;
1809rxvt_scr_bell(pR) 1918}
1810{ 1919
1811#ifndef NO_BELL 1920#ifndef NO_BELL
1921void
1922rxvt_term::bell_cb (ev::timer &w, int revents)
1923{
1924 rvideo_bell = false;
1925 scr_rvideo_mode (rvideo_mode);
1926 refresh_check ();
1927}
1928#endif
1929
1930/* ------------------------------------------------------------------------- */
1931void
1932rxvt_term::scr_bell () NOTHROW
1933{
1934#ifndef NO_BELL
1935
1812# ifndef NO_MAPALERT 1936# ifndef NO_MAPALERT
1813# ifdef MAPALERT_OPTION 1937# ifdef MAPALERT_OPTION
1814 if (R->Options & Opt_mapAlert) 1938 if (option (Opt_mapAlert))
1815# endif 1939# endif
1816 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1940 XMapWindow (dpy, parent);
1817# endif 1941# endif
1818 if (R->Options & Opt_visualBell) { 1942
1819 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1943# if ENABLE_FRILLS
1820 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1944 if (option (Opt_urgentOnBell))
1821 } else 1945 set_urgency (1);
1822 XBell(R->Xdisplay, 0);
1823#endif 1946# endif
1824}
1825 1947
1948 if (option (Opt_visualBell))
1949 {
1950 rvideo_bell = true;
1951 scr_rvideo_mode (rvideo_mode);
1952 flush ();
1953
1954 bell_ev.start (VISUAL_BELL_DURATION);
1955 }
1956 else
1957 XBell (dpy, 0);
1958 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1959#endif
1960}
1961
1826/* ------------------------------------------------------------------------- */ 1962/* ------------------------------------------------------------------------- */
1827/* ARGSUSED */
1828/* EXTPROTO */
1829void 1963void
1830rxvt_scr_printscreen(pR_ int fullhist) 1964rxvt_term::scr_printscreen (int fullhist) NOTHROW
1831{ 1965{
1832#ifdef PRINTPIPE 1966#ifdef PRINTPIPE
1833 int i, r1, nrows, row_offset; 1967 int nrows, row_start;
1834 text_t *t; 1968 FILE *fd = popen_printer ();
1835 FILE *fd;
1836 1969
1837 if ((fd = rxvt_popen_printer(aR)) == NULL) 1970 if (!fd)
1838 return; 1971 return;
1839 nrows = R->TermWin.nrow; 1972
1840 row_offset = R->TermWin.saveLines;
1841 if (!fullhist) 1973 if (fullhist)
1842 row_offset -= R->TermWin.view_start;
1843 else {
1844 nrows += R->TermWin.nscrolled;
1845 row_offset -= R->TermWin.nscrolled;
1846 } 1974 {
1847 1975 nrows = nrow - top_row;
1848 for (r1 = 0; r1 < nrows; r1++) { 1976 row_start = top_row;
1849 t = R->screen.text[r1 + row_offset]; 1977 }
1850 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1978 else
1851 if (!isspace(t[i]))
1852 break;
1853 fprintf(fd, "%.*s\n", (i + 1), t);
1854 } 1979 {
1980 nrows = nrow;
1981 row_start = view_start;
1982 }
1983
1984 wctomb (0, 0);
1985
1986 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1987 {
1988 text_t *tp = ROW(r1).t;
1989 int len = ROW(r1).l;
1990
1991 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1992 {
1993 char mb[MB_LEN_MAX];
1994 text_t t = *tp++;
1995 if (t == NOCHAR)
1996 continue;
1997
1998 len = wctomb (mb, t);
1999
2000 if (len <= 0)
2001 {
2002 mb[0] = ' ';
2003 len = 1;
2004 }
2005
2006 fwrite (mb, 1, len, fd);
2007 }
2008
2009 fputc ('\n', fd);
2010 }
2011
1855 rxvt_pclose_printer(fd); 2012 pclose_printer (fd);
1856#endif 2013#endif
1857} 2014}
1858 2015
1859/* ------------------------------------------------------------------------- */ 2016/* ------------------------------------------------------------------------- */
1860/* 2017/*
1861 * Refresh the screen 2018 * Refresh the screen
1862 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2019 * drawn_text/drawn_rend contain the screen information before the update.
1863 * R->screen.text/R->screen.rend contain what the screen will change to. 2020 * screen.text/screen.rend contain what the screen will change to.
2021 */
2022void
2023rxvt_term::scr_refresh () NOTHROW
2024{
2025 int16_t col, row, /* column/row we're processing */
2026 ocrow; /* old cursor row */
2027 int i; /* tmp */
2028#ifndef NO_CURSORCOLOR
2029 rend_t cc1; /* store colours at cursor position (s) */
2030#endif
2031 rend_t *crp; // cursor rendition pointer
2032 rend_t ccol1, /* Cursor colour */
2033 ccol2; /* Cursor colour2 */
2034
2035 want_refresh = 0; /* screen is current */
2036
2037 if (refresh_type == NO_REFRESH || !mapped)
2038 return;
2039
2040 /*
2041 * A: set up vars
1864 */ 2042 */
2043 refresh_count = 0;
1865 2044
1866#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2045 unsigned int old_screen_flags = screen.flags;
1867# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2046 char have_bg = 0;
1868# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2047#ifdef HAVE_BG_PIXMAP
2048 have_bg = bg_pixmap != None;
2049#endif
2050 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2051
2052 /*
2053 * B: reverse any characters which are selected
2054 */
2055 scr_reverse_selection ();
2056
2057 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2058#if ENABLE_OVERLAY
2059 scr_swap_overlay ();
2060#endif
2061
2062 char showcursor = screen.flags & Screen_VisibleCursor;
2063
2064 /*
2065 * C: set the cursor character (s)
2066 */
2067 {
2068 unsigned char setoldcursor;
2069
2070#ifdef CURSOR_BLINK
2071 if (hidden_cursor)
2072 showcursor = 0;
2073#endif
2074
2075 if (showcursor)
2076 {
2077 int col = screen.cur.col;
2078
2079 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2080 col--;
2081
2082 crp = &ROW(screen.cur.row).r[col];
2083
2084#ifndef NO_CURSORCOLOR
2085 cc1 = *crp & (RS_fgMask | RS_bgMask);
2086 if (ISSET_PIXCOLOR (Color_cursor))
2087 ccol1 = Color_cursor;
2088 else
2089#endif
2090#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2091 ccol1 = fgcolor_of (rstyle);
1869#else 2092#else
1870# define MONO_BOLD(x) \ 2093 ccol1 = Color_fg;
1871 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1872# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1873#endif 2094#endif
1874 2095
1875#define FONT_WIDTH(X, Y) \
1876 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1877#define FONT_RBEAR(X, Y) \
1878 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1879#define FONT_LBEAR(X, Y) \
1880 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1881#define IS_FONT_CHAR(X, Y) \
1882 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1883
1884/* EXTPROTO */
1885void
1886rxvt_scr_refresh(pR_ unsigned char refresh_type)
1887{
1888 unsigned char clearfirst, /* first character writes before cell */
1889 clearlast, /* last character writes beyond cell */
1890 must_clear, /* use draw_string not draw_image_string */
1891#ifndef NO_BOLDFONT
1892 bfont, /* we've changed font to bold font */
1893#endif
1894 rvid, /* reverse video this position */
1895 wbyte, /* we're in multibyte */
1896 showcursor; /* show the cursor */
1897 int fore, back; /* desired foreground/background */
1898 int16_t col, row, /* column/row we're processing */
1899 ocrow; /* old cursor row */
1900 int cursorwidth;
1901 int i, /* tmp */
1902 row_offset; /* basic offset in screen structure */
1903#ifndef NO_CURSORCOLOR 2096#ifndef NO_CURSORCOLOR
1904 rend_t cc1; /* store colours at cursor position(s) */
1905 rend_t cc2; /* store colours at cursor position(s) */
1906#endif
1907 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1908 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1909 char *buffer; /* local copy of R->buffer */
1910
1911 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1912 return;
1913
1914 /*
1915 * A: set up vars
1916 */
1917 clearfirst = clearlast = must_clear = wbyte = 0;
1918#ifndef NO_BOLDFONT
1919 bfont = 0;
1920#endif
1921
1922 if (R->currmaxcol < R->TermWin.ncol)
1923 {
1924 R->currmaxcol = R->TermWin.ncol;
1925 R->buffer = (char *)rxvt_realloc (R->buffer,
1926 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1927 }
1928
1929 buffer = R->buffer;
1930 R->refresh_count = 0;
1931
1932 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1933
1934 if ((refresh_type & REFRESH_BOUNDS))
1935 {
1936 clearfirst = clearlast = 1;
1937 R->refresh_type &= ~REFRESH_BOUNDS;
1938 }
1939
1940#if defined(XPM_BACKGROUND)
1941 must_clear |= (R->bgPixmap.pixmap != None);
1942#endif
1943#if defined(TRANSPARENT)
1944 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1945#endif
1946 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1947
1948/*
1949 * B: reverse any characters which are selected
1950 */
1951 rxvt_scr_reverse_selection(aR);
1952
1953/*
1954 * C: set the cursor character(s)
1955 */
1956 {
1957 unsigned char setoldcursor;
1958 rend_t ccol1, /* Cursor colour */
1959 ccol2; /* Cursor colour2 */
1960
1961 showcursor = (R->screen.flags & Screen_VisibleCursor);
1962 cursorwidth = 0;
1963#ifdef CURSOR_BLINK
1964 if (R->hidden_cursor)
1965 showcursor = 0;
1966#endif
1967
1968 cursorwidth = 0;
1969
1970 if (showcursor)
1971 {
1972 cursorwidth++;
1973
1974 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1975 [R->screen.cur.col]);
1976
1977 if (showcursor && R->TermWin.focus)
1978 {
1979 *srp ^= RS_RVid;
1980#ifndef NO_CURSORCOLOR
1981 cc1 = *srp & (RS_fgMask | RS_bgMask);
1982 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2097 if (ISSET_PIXCOLOR (Color_cursor2))
1983 ccol1 = Color_cursor; 2098 ccol2 = Color_cursor2;
1984 else 2099 else
2100#endif
1985#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2101#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1986 ccol1 = GET_FGCOLOR(R->rstyle); 2102 ccol2 = bgcolor_of (rstyle);
1987#else 2103#else
1988 ccol1 = Color_fg; 2104 ccol2 = Color_bg;
1989#endif 2105#endif
1990 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2106
1991 ccol2 = Color_cursor2; 2107 if (focus)
2108 {
2109 if (option (Opt_cursorUnderline))
2110 *crp ^= RS_Uline;
1992 else 2111 else
1993#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2112 {
1994 ccol2 = GET_BGCOLOR(R->rstyle); 2113 *crp ^= RS_RVid;
1995#else
1996 ccol2 = Color_bg;
1997#endif
1998 *srp = SET_FGCOLOR(*srp, ccol1); 2114 *crp = SET_FGCOLOR (*crp, ccol1);
1999 *srp = SET_BGCOLOR(*srp, ccol2); 2115 *crp = SET_BGCOLOR (*crp, ccol2);
2000#endif
2001 }
2002
2003 while (IS_WIDE (*srp))
2004 cursorwidth++, srp++;
2005 }
2006
2007 /* make sure no outline cursor is left around */
2008 setoldcursor = 0;
2009 if (ocrow != -1) {
2010 if (R->screen.cur.row + R->TermWin.view_start != ocrow
2011 || R->screen.cur.col != R->oldcursor.col) {
2012 if (ocrow < R->TermWin.nrow
2013 && R->oldcursor.col < R->TermWin.ncol) {
2014 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
2015 } 2116 }
2016 if (R->TermWin.focus || !showcursor)
2017 R->oldcursor.row = -1;
2018 else
2019 setoldcursor = 1;
2020 }
2021 } else if (!R->TermWin.focus)
2022 setoldcursor = 1;
2023 if (setoldcursor) {
2024 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
2025 R->oldcursor.row = -1;
2026 else {
2027 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
2028 R->oldcursor.col = R->screen.cur.col;
2029 } 2117 }
2030 } 2118 }
2119
2120 /* make sure no outline cursor is left around */
2121 setoldcursor = 0;
2122 if (ocrow != -1)
2123 {
2124 if (screen.cur.row - view_start != ocrow
2125 || screen.cur.col != oldcursor.col)
2126 {
2127 if (ocrow < nrow
2128 && oldcursor.col < ncol)
2129 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2130
2131 if (focus || !showcursor)
2132 oldcursor.row = -1;
2133 else
2134 setoldcursor = 1;
2135 }
2031 } 2136 }
2137 else if (!focus)
2138 setoldcursor = 1;
2139
2140 if (setoldcursor)
2141 {
2142 if (screen.cur.row - view_start >= nrow)
2143 oldcursor.row = -1;
2144 else
2145 {
2146 oldcursor.row = screen.cur.row - view_start;
2147 oldcursor.col = screen.cur.col;
2148 }
2149 }
2150 }
2032 2151
2033#ifndef NO_SLOW_LINK_SUPPORT 2152#ifndef NO_SLOW_LINK_SUPPORT
2034/* 2153 /*
2035 * D: CopyArea pass - very useful for slower links 2154 * D: CopyArea pass - very useful for slower links
2036 * This has been deliberately kept simple. 2155 * This has been deliberately kept simple.
2037 */ 2156 */
2038 i = R->num_scr; 2157 if (!display->is_local
2039 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2158 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2040 && abs(i) < R->TermWin.nrow && !must_clear) 2159 && abs (num_scr) < nrow && !have_bg)
2041 { 2160 {
2042 int16_t nits; 2161 int16_t nits;
2043 int j; 2162 int i = num_scr;
2044 rend_t *drp2; 2163 int j;
2045 text_t *dtp2; 2164 int len, wlen;
2046 int len, wlen; 2165 dLocal (int, num_scr);
2047 2166
2048 j = R->TermWin.nrow; 2167 j = nrow;
2049 wlen = len = -1; 2168 wlen = len = -1;
2050 row = i > 0 ? 0 : j - 1; 2169 row = i > 0 ? 0 : j - 1;
2170
2051 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2171 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2052 { 2172 {
2053 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2173 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2054 { 2174 {
2055 stp = R->screen.text[row + row_offset]; 2175 line_t s = ROW(view_start + row);
2056 srp = R->screen.rend[row + row_offset];
2057 dtp = R->drawn_text[row]; 2176 line_t d = drawn_buf[row];
2058 dtp2 = R->drawn_text[row + i]; 2177 line_t d2 = drawn_buf[row + i];
2059 drp = R->drawn_rend[row];
2060 drp2 = R->drawn_rend[row + i];
2061 2178
2062 for (nits = 0, col = R->TermWin.ncol; col--; ) 2179 for (nits = 0, col = ncol; col--; )
2063 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2180 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2064 nits--; 2181 nits--;
2065 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2182 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2066 nits++; 2183 nits++;
2067 2184
2068 if (nits > 8) /* XXX: arbitrary choice */ 2185 if (nits > 8) /* XXX: arbitrary choice */
2186 {
2187 for (col = ncol; col--; )
2188 {
2189 *d.t++ = *d2.t++;
2190 *d.r++ = *d2.r++;
2191 }
2192
2193 if (len == -1)
2194 len = row;
2195
2196 wlen = row;
2197 continue;
2198 }
2199 }
2200
2201 if (len >= 0)
2202 {
2203 /* also comes here at end if needed because of >= above */
2204 if (wlen < len)
2205 ::swap (wlen, len);
2206
2207 XGCValues gcv;
2208
2209 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2210 XCopyArea (dpy, vt, vt,
2211 gc, 0, Row2Pixel (len + i),
2212 (unsigned int)this->width,
2213 (unsigned int)Height2Pixel (wlen - len + 1),
2214 0, Row2Pixel (len));
2215 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2216
2217 len = -1;
2218 }
2219 }
2220 }
2221#endif
2222
2223 /*
2224 * E: main pass across every character
2225 */
2226 for (row = 0; row < nrow; row++)
2227 {
2228 text_t *stp = ROW(view_start + row).t;
2229 rend_t *srp = ROW(view_start + row).r;
2230 text_t *dtp = drawn_buf[row].t;
2231 rend_t *drp = drawn_buf[row].r;
2232
2233 /*
2234 * E2: OK, now the real pass
2235 */
2236 int ypixel = (int)Row2Pixel (row);
2237
2238 for (col = 0; col < ncol; col++)
2239 {
2240 /* compare new text with old - if exactly the same then continue */
2241 if (stp[col] == dtp[col] /* Must match characters to skip. */
2242 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2243 || (stp[col] == ' ' /* space w/ no background change */
2244 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2245 continue;
2246
2247 // redraw one or more characters
2248
2249 // seek to the beginning of wide characters
2250 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2251 --col;
2252
2253 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2254 text_t *text = stp + col;
2255 int count = 1;
2256
2257 dtp[col] = stp[col];
2258 drp[col] = rend;
2259
2260 int xpixel = Col2Pixel (col);
2261
2262 for (i = 0; ++col < ncol; )
2263 {
2264 if (stp[col] == NOCHAR)
2265 {
2266 dtp[col] = stp[col];
2267 drp[col] = srp[col];
2268
2269 count++;
2270 i++;
2271
2272 continue;
2273 }
2274
2275 if (!RS_SAME (rend, srp[col]))
2276 break;
2277
2278 count++;
2279
2280 if (stp[col] != dtp[col]
2281 || !RS_SAME (srp[col], drp[col]))
2282 {
2283 if (have_bg && (i++ > count / 2))
2284 break;
2285
2286 dtp[col] = stp[col];
2287 drp[col] = rend;
2288 i = 0;
2289 }
2290 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2291 break;
2292 }
2293
2294 col--; /* went one too far. move back */
2295 count -= i; /* dump any matching trailing chars */
2296
2297 // sometimes we optimize away the trailing NOCHAR's, add them back
2298 while (ecb_unlikely (i && text[count] == NOCHAR))
2299 count++, i--;
2300
2301 /*
2302 * Determine the attributes for the string
2303 */
2304 int fore = fgcolor_of (rend); // desired foreground
2305 int back = bgcolor_of (rend); // desired background
2306
2307 // only do special processing if any attributes are set, which is unlikely
2308 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2309 {
2310 bool invert = rend & RS_RVid;
2311
2312#ifndef NO_BOLD_UNDERLINE_REVERSE
2313 if (rend & RS_Bold && fore == Color_fg)
2314 {
2315 if (ISSET_PIXCOLOR (Color_BD))
2316 fore = Color_BD;
2317# if !ENABLE_STYLES
2318 else
2319 invert = !invert;
2320# endif
2321 }
2322
2323 if (rend & RS_Italic && fore == Color_fg)
2324 {
2325 if (ISSET_PIXCOLOR (Color_IT))
2326 fore = Color_IT;
2327# if !ENABLE_STYLES
2328 else
2329 invert = !invert;
2330# endif
2331 }
2332
2333 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2334 fore = Color_UL;
2335#endif
2336
2337#ifdef OPTION_HC
2338 if (rend & RS_Sel)
2339 {
2340 /* invert the column if no highlightColor is set or it is the
2341 * current cursor column */
2342 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2343 && ISSET_PIXCOLOR (Color_HC))
2344 {
2345 if (ISSET_PIXCOLOR (Color_HTC))
2346 fore = Color_HTC;
2347 // if invert is 0 reverse video is set so we use bg color as fg color
2348 else if (!invert)
2349 fore = back;
2350
2351 back = Color_HC;
2352 invert = 0;
2353 }
2354 }
2355#endif
2356
2357 if (invert)
2358 {
2359 ::swap (fore, back);
2360
2361#ifndef NO_BOLD_UNDERLINE_REVERSE
2362 if (fore == back)
2363 {
2364 fore = Color_bg;
2365 back = Color_fg;
2366 }
2367#endif
2368 }
2369
2370#ifdef TEXT_BLINK
2371 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2372 {
2373 if (!text_blink_ev.is_active ())
2374 {
2375 text_blink_ev.again ();
2376 hidden_text = 0;
2377 }
2378 else if (hidden_text)
2379 fore = back;
2380 }
2381#endif
2382
2383#if ENABLE_STYLES
2384 // "careful" (too wide) character handling
2385
2386 // include previous careful character(s) if possible, looks nicer (best effort...)
2387 while (text > stp
2388 && srp[text - stp - 1] & RS_Careful
2389 && RS_SAME (rend, srp[text - stp - 1]))
2390 text--, count++, xpixel -= fwidth;
2391
2392 // force redraw after "careful" characters to avoid pixel droppings
2393 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2394 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2395
2396 // force redraw before "careful" characters to avoid pixel droppings
2397 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2398 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2399#endif
2400 }
2401
2402 /*
2403 * Actually do the drawing of the string here
2404 */
2405 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2406
2407 if (ecb_likely (have_bg && back == Color_bg))
2408 {
2409 // this is very ugly, maybe push it into ->draw?
2410
2411 for (i = 0; i < count; i++) /* don't draw empty strings */
2412 if (text[i] != ' ')
2069 { 2413 {
2070 for (col = R->TermWin.ncol; col--; ) 2414 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2071 { 2415 goto did_clear;
2072 *dtp++ = *dtp2++;
2073 *drp++ = *drp2++;
2074 }
2075
2076 if (len == -1)
2077 len = row;
2078
2079 wlen = row;
2080 continue;
2081 } 2416 }
2417
2418 CLEAR_CHARS (xpixel, ypixel, count);
2419 did_clear: ;
2082 } 2420 }
2421 else
2422 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2083 2423
2084 if (len != -1) 2424 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2085 { 2425 {
2086 /* also comes here at end if needed because of >= above */ 2426#if ENABLE_FRILLS
2087 if (wlen < len) 2427 if (ISSET_PIXCOLOR (Color_underline))
2088 SWAP_IT(wlen, len, int); 2428 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2089 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2090 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2091 R->TermWin.gc, 0, Row2Pixel(len + i),
2092 (unsigned int)TermWin_TotalWidth(),
2093 (unsigned int)Height2Pixel(wlen - len + 1),
2094 0, Row2Pixel(len));
2095 len = -1;
2096 }
2097 }
2098 }
2099#endif
2100
2101/*
2102 * E: main pass across every character
2103 */
2104 for (row = 0; row < R->TermWin.nrow; row++)
2105 {
2106 stp = R->screen.text[row + row_offset];
2107 srp = R->screen.rend[row + row_offset];
2108 dtp = R->drawn_text[row];
2109 drp = R->drawn_rend[row];
2110
2111/*
2112 * E2: OK, now the real pass
2113 */
2114 int ypixel = (int)Row2Pixel(row);
2115
2116 for (col = 0; col < R->TermWin.ncol; col++)
2117 {
2118 /* compare new text with old - if exactly the same then continue */
2119 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2120
2121 if (stp[col] == dtp[col] /* Must match characters to skip. */
2122 && (rend == drp[col] /* Either rendition the same or */
2123 || (stp[col] == ' ' /* space w/ no background change */
2124 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2125 continue;
2126
2127 text_t *text = stp + col;
2128 int count = 1;
2129
2130 /* redraw one or more characters */
2131
2132 dtp[col] = stp[col];
2133 drp[col] = rend;
2134
2135 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2136 continue;
2137
2138 int xpixel = Col2Pixel(col);
2139
2140 // this loop looks very messy, it can probably be optimized
2141 // and cleaned a bit by you?
2142 for (i = 0; ++col < R->TermWin.ncol; )
2143 {
2144 if (stp[col] == NOCHAR)
2145 {
2146 dtp[col] = stp[col];
2147 drp[col] = rend;
2148 count++;
2149
2150 if (i) // only possible skip if char unchanged
2151 i++;
2152
2153 continue;
2154 }
2155
2156 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2157 break;
2158
2159 count++;
2160
2161 if (stp[col] != dtp[col]
2162 || srp[col] != drp[col])
2163 {
2164 if (must_clear && (i++ > (count / 2)))
2165 break;
2166
2167 dtp[col] = stp[col];
2168 drp[col] = rend;
2169 i = 0;
2170 }
2171 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2172 break;
2173 }
2174
2175 col--; /* went one too far. move back */
2176 count -= i; /* dump any matching trailing chars */
2177
2178/*
2179 * Determine the attributes for the string
2180 */
2181 int fid = GET_FONT(rend);
2182 fore = GET_FGCOLOR(rend);
2183 back = GET_BGCOLOR(rend);
2184 rend = GET_ATTR(rend);
2185
2186 rvid = (rend & RS_RVid) ? 1 : 0;
2187#ifdef OPTION_HC
2188 if (!rvid && (rend & RS_Blink))
2189 {
2190 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2191 back = Color_HC;
2192 else 2429 else
2193 rvid = !rvid; /* fall back */ 2430#endif
2431 XSetForeground (dpy, gc, pix_colors[fore]);
2432
2433 XDrawLine (dpy, vt, gc,
2434 xpixel, ypixel + font->ascent + 1,
2435 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2194 } 2436 }
2195#endif 2437 } /* for (col....) */
2196 if (rvid) 2438 } /* for (row....) */
2439
2440 /*
2441 * G: cleanup cursor and display outline cursor if necessary
2442 */
2443 if (showcursor)
2444 {
2445 if (focus)
2446 {
2447 if (option (Opt_cursorUnderline))
2448 *crp ^= RS_Uline;
2449 else
2197 { 2450 {
2198 SWAP_IT(fore, back, int); 2451 *crp ^= RS_RVid;
2199
2200#ifndef NO_BOLD_UNDERLINE_REVERSE
2201 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2202# ifndef NO_CURSORCOLOR 2452#ifndef NO_CURSORCOLOR
2453 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2454#endif
2455 }
2456 }
2457 else if (oldcursor.row >= 0)
2458 {
2459 int cursorwidth = 1;
2460 int col = oldcursor.col;
2461
2462 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2463 col--;
2464
2465 while (col + cursorwidth < ncol
2466 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2467 cursorwidth++;
2468
2469#ifndef NO_CURSORCOLOR
2203 && !ISSET_PIXCOLOR(R, Color_cursor) 2470 if (ISSET_PIXCOLOR (Color_cursor))
2471 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2472 else
2473#endif
2474 XSetForeground (dpy, gc, pix_colors[ccol1]);
2475
2476 XDrawRectangle (dpy, vt, gc,
2477 Col2Pixel (col),
2478 Row2Pixel (oldcursor.row),
2479 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2480 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2481 }
2482 }
2483
2484 /*
2485 * H: cleanup selection
2486 */
2487#if ENABLE_OVERLAY
2488 scr_swap_overlay ();
2489#endif
2490 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2491
2492 scr_reverse_selection ();
2493
2494 screen.flags = old_screen_flags;
2495 num_scr = 0;
2496 num_scr_allow = 1;
2497}
2498
2499void
2500rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2501{
2502 if (!l.t)
2503 return;
2504
2505 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2506
2507 for (int i = ncol; i--; )
2508 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2509}
2510
2511void
2512rxvt_term::scr_remap_chars () NOTHROW
2513{
2514 for (int i = total_rows; i--; )
2515 scr_remap_chars (row_buf [i]);
2516
2517 for (int i = nrow; i--; )
2518 {
2519 scr_remap_chars (drawn_buf [i]);
2520 scr_remap_chars (swap_buf [i]);
2521 }
2522}
2523
2524void
2525rxvt_term::scr_recolour (bool refresh) NOTHROW
2526{
2527 bool transparent = false;
2528
2529#ifdef HAVE_BG_PIXMAP
2530 if (bg_pixmap != None)
2531 {
2532# ifdef ENABLE_TRANSPARENCY
2533 if (bg_flags & BG_IS_TRANSPARENT)
2534 {
2535 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2536 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2537
2538 transparent = true;
2539 }
2540 else
2204# endif 2541# endif
2205 )
2206 back = Color_RV;
2207#endif
2208 }
2209#ifndef NO_BOLD_UNDERLINE_REVERSE
2210 else if (rend & RS_Bold)
2211 { 2542 {
2212 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD)) 2543 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2213 { 2544 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2214 fore = Color_BD; 2545 }
2215# ifndef VERYBOLD 2546 }
2216 rend &= ~RS_Bold; /* we've taken care of it */ 2547 else
2217# endif 2548#endif
2218 }
2219 }
2220 else if (rend & RS_Uline)
2221 {
2222 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2223 {
2224 fore = Color_UL;
2225 rend &= ~RS_Uline; /* we've taken care of it */
2226 }
2227 }
2228#endif
2229
2230/*
2231 * Actually do the drawing of the string here
2232 */
2233 rxvt_font *font = (*R->TermWin.fontset)[fid];
2234
2235 if (back == Color_bg)
2236 {
2237 if (must_clear)
2238 {
2239 for (i = 0; i < count; i++) /* don't draw empty strings */
2240 if (text[i] != ' ')
2241 {
2242 font->draw (xpixel, ypixel, text, count, fore, -1);
2243 goto nodraw;
2244 }
2245
2246 CLEAR_CHARS(xpixel, ypixel, count);
2247nodraw: ;
2248 }
2249 else
2250 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2251 }
2252 else
2253 font->draw (xpixel, ypixel, text, count, fore, back);
2254
2255 if ((rend & RS_Uline) && (font->descent > 1))
2256 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2257 xpixel, ypixel + font->ascent + 1,
2258 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2259 } /* for (col....) */
2260 } /* for (row....) */
2261
2262/*
2263 * G: cleanup cursor and display outline cursor if necessary
2264 */
2265 if (showcursor) {
2266 if (R->TermWin.focus) {
2267 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2268 [R->screen.cur.col]);
2269 *srp ^= RS_RVid;
2270#ifndef NO_CURSORCOLOR
2271 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2272#endif
2273 } else if (R->oldcursor.row >= 0) {
2274#ifndef NO_CURSORCOLOR
2275 unsigned long gcmask; /* Graphics Context mask */
2276
2277 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) {
2278 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2279 }
2280#endif
2281 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2282 Col2Pixel(R->oldcursor.col),
2283 Row2Pixel(R->oldcursor.row),
2284 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2285 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2286 }
2287 } 2549 {
2288/* 2550 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2289 * H: cleanup selection 2551 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2290 */ 2552 }
2291 rxvt_scr_reverse_selection(aR);
2292 2553
2293/* 2554 XClearWindow (dpy, parent);
2294 * I: other general cleanup
2295 */
2296 if (clearfirst && R->TermWin.int_bwidth)
2297 /*
2298 * clear the whole screen height, note that width == 0 is treated
2299 * specially by XClearArea
2300 */
2301 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2302 (unsigned int)R->TermWin.int_bwidth,
2303 (unsigned int)TermWin_TotalHeight(), False);
2304 if (clearlast && R->TermWin.int_bwidth)
2305 /*
2306 * clear the whole screen height, note that width == 0 is treated
2307 * specially by XClearArea
2308 */
2309 XClearArea(R->Xdisplay, R->TermWin.vt,
2310 R->TermWin.width + R->TermWin.int_bwidth, 0,
2311 (unsigned int)R->TermWin.int_bwidth,
2312 (unsigned int)TermWin_TotalHeight(), False);
2313 if (refresh_type & SMOOTH_REFRESH)
2314 XSync(R->Xdisplay, False);
2315 2555
2316 R->num_scr = 0; 2556 if (scrollBar.win)
2317 R->num_scr_allow = 1; 2557 {
2318 R->want_refresh = 0; /* screen is current */ 2558 if (transparent)
2319} 2559 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2320/* ------------------------------------------------------------------------- */
2321
2322/* EXTPROTO */
2323void
2324rxvt_scr_clear(pR)
2325{
2326 if (!R->TermWin.mapped)
2327 return;
2328 R->num_scr_allow = 0;
2329 R->want_refresh = 1;
2330#ifdef TRANSPARENT
2331 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2332 int i;
2333
2334 if (!(R->Options & Opt_transparent_all))
2335 i = 0;
2336 else 2560 else
2337 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2561 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2338 for (; i--;) 2562 scrollBar.state = SB_STATE_IDLE;
2339 if (R->TermWin.parent[i] != None) 2563 scrollBar.show (0);
2340 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2564 }
2565
2566 if (refresh)
2341 } 2567 {
2342#endif 2568 scr_clear ();
2343 XClearWindow(R->Xdisplay, R->TermWin.vt); 2569 scr_touch (true);
2570 }
2571 want_refresh = 1;
2344} 2572}
2345 2573
2346/* ------------------------------------------------------------------------- */ 2574/* ------------------------------------------------------------------------- */
2347/* INTPROTO */
2348void 2575void
2576rxvt_term::scr_clear (bool really) NOTHROW
2577{
2578 if (!mapped)
2579 return;
2580
2581 num_scr_allow = 0;
2582 want_refresh = 1;
2583
2584 if (really)
2585 XClearWindow (dpy, vt);
2586}
2587
2588void
2589rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2590{
2591 int view_end = view_start + nrow;
2592 int row, col;
2593
2594 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2595 {
2596 text_t *stp = ROW(row).t;
2597 rend_t *srp = ROW(row).r;
2598
2599 for (col = beg_col; col < end_col; col++)
2600 srp[col] ^= rstyle1;
2601
2602 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2603 srp[col] ^= rstyle2;
2604
2605 if (++col < end_col)
2606 srp[col] ^= rstyle2;
2607 }
2608}
2609
2610void
2611rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2612{
2613 int view_end = view_start + nrow;
2614 int row, col;
2615
2616 if (beg_row >= view_start)
2617 {
2618 col = beg_col;
2619 row = beg_row;
2620 }
2621 else
2622 {
2623 col = 0;
2624 row = view_start;
2625 }
2626
2627 for (; row < min (end_row, view_end); row++, col = 0)
2628 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2629 srp[col] ^= rstyle;
2630
2631 if (row == end_row)
2632 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2633 srp[col] ^= rstyle;
2634}
2635
2636/* ------------------------------------------------------------------------- */
2637void
2349rxvt_scr_reverse_selection(pR) 2638rxvt_term::scr_reverse_selection () NOTHROW
2350{ 2639{
2351 int i, col, row, end_row; 2640 if (selection.op
2352 rend_t *srp; 2641 && current_screen == selection.screen
2353 2642 && selection.end.row >= view_start)
2354 if (R->selection.op && R->current_screen == R->selection.screen) { 2643 {
2355 end_row = R->TermWin.saveLines - R->TermWin.view_start; 2644#if !ENABLE_MINIMAL
2356 i = R->selection.beg.row + R->TermWin.saveLines; 2645 if (selection.rect)
2357 row = R->selection.end.row + R->TermWin.saveLines; 2646 scr_xor_rect (selection.beg.row, selection.beg.col,
2358 if (i >= end_row) 2647 selection.end.row, selection.end.col,
2359 col = R->selection.beg.col; 2648 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2360 else { 2649 else
2361 col = 0;
2362 i = end_row;
2363 }
2364 end_row += R->TermWin.nrow;
2365 for (; i < row && i < end_row; i++, col = 0)
2366 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2367#ifndef OPTION_HC
2368 srp[col] ^= RS_RVid;
2369#else
2370 srp[col] ^= RS_Blink;
2371#endif 2650#endif
2372 if (i == row && i < end_row) 2651 scr_xor_span (selection.beg.row, selection.beg.col,
2373 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2652 selection.end.row, selection.end.col,
2374#ifndef OPTION_HC 2653 RS_Sel | RS_RVid);
2375 srp[col] ^= RS_RVid;
2376#else
2377 srp[col] ^= RS_Blink;
2378#endif
2379 } 2654 }
2380} 2655}
2381 2656
2382/* ------------------------------------------------------------------------- */ 2657/* ------------------------------------------------------------------------- */
2383/* 2658/*
2384 * Dump the whole scrollback and screen to the passed filedescriptor. The 2659 * Dump the whole scrollback and screen to the passed filedescriptor. The
2385 * invoking routine must close the fd. 2660 * invoking routine must close the fd.
2386 */ 2661 */
2387#if 0 2662#if 0
2388/* EXTPROTO */
2389void 2663void
2390rxvt_scr_dump(pR_ int fd) 2664rxvt_term::scr_dump (int fd) NOTHROW
2391{ 2665{
2392 int row, wrote; 2666 int row, wrote;
2393 unsigned int width, towrite; 2667 unsigned int width, towrite;
2394 char r1[] = "\n"; 2668 const char r1[] = "\n";
2395 2669
2396 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2670 for (row = saveLines + top_row;
2397 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2671 row < saveLines + nrow - 1; row++)
2398 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2672 {
2399 : R->TermWin.ncol; 2673 width = row_buf[row].l >= 0 ? row_buf[row].l
2674 : ncol;
2400 for (towrite = width; towrite; towrite -= wrote) { 2675 for (towrite = width; towrite; towrite -= wrote)
2676 {
2401 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2677 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2402 towrite); 2678 towrite);
2403 if (wrote < 0) 2679 if (wrote < 0)
2404 return; /* XXX: death, no report */ 2680 return; /* XXX: death, no report */
2405 } 2681 }
2406 if (R->screen.tlen[row] >= 0) 2682 if (row_buf[row].l >= 0)
2407 if (write(fd, r1, 1) <= 0) 2683 if (write (fd, r1, 1) <= 0)
2408 return; /* XXX: death, no report */ 2684 return; /* XXX: death, no report */
2409 } 2685 }
2410} 2686}
2411#endif 2687#endif
2412 2688
2413/* ------------------------------------------------------------------------- * 2689/* ------------------------------------------------------------------------- *
2414 * CHARACTER SELECTION * 2690 * CHARACTER SELECTION *
2415 * ------------------------------------------------------------------------- */ 2691 * ------------------------------------------------------------------------- */
2416
2417/*
2418 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2419 */
2420/* EXTPROTO */
2421void 2692void
2422rxvt_selection_check(pR_ int check_more) 2693rxvt_term::selection_check (int check_more) NOTHROW
2423{ 2694{
2424 row_col_t pos; 2695 row_col_t pos;
2425 2696
2426 if (!R->selection.op) 2697 if (!selection.op)
2427 return; 2698 return;
2428 2699
2429 pos.row = pos.col = 0; 2700 pos.row = pos.col = 0;
2430 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2701 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2431 || (R->selection.beg.row >= R->TermWin.nrow) 2702 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2432 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2703 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2433 || (R->selection.mark.row >= R->TermWin.nrow)
2434 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2435 || (R->selection.end.row >= R->TermWin.nrow)
2436 || (check_more == 1 2704 || (check_more == 1
2437 && R->current_screen == R->selection.screen 2705 && current_screen == selection.screen
2438 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2706 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2439 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2707 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2440 || (check_more == 2 2708 || (check_more == 2
2441 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2709 && ROWCOL_IS_BEFORE (selection.beg, pos)
2442 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2710 && ROWCOL_IS_AFTER (selection.end, pos))
2443 || (check_more == 3 2711 || (check_more == 3
2444 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2712 && ROWCOL_IS_AFTER (selection.end, pos))
2445 || (check_more == 4 /* screen width change */ 2713 || (check_more == 4 /* screen width change */
2446 && (R->selection.beg.row != R->selection.end.row 2714 && (selection.beg.row != selection.end.row
2447 || R->selection.end.col > R->TermWin.ncol))) 2715 || selection.end.col > ncol)))
2448 CLEAR_SELECTION(R); 2716 CLEAR_ALL_SELECTION ();
2449} 2717}
2450 2718
2451/* ------------------------------------------------------------------------- */ 2719/* ------------------------------------------------------------------------- */
2452/* 2720/*
2453 * Paste a selection direct to the command fd 2721 * Paste a selection direct to the command fd
2454 */ 2722 */
2455void 2723void
2456rxvt_term::paste (const unsigned char *data, unsigned int len) 2724rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2457{ 2725{
2458 unsigned int i, j, n;
2459 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2460
2461 /* convert normal newline chars into common keyboard Return key sequence */ 2726 /* convert normal newline chars into common keyboard Return key sequence */
2462 for (i = 0; i < len; i += PROP_SIZE) 2727 for (unsigned int i = 0; i < len; i++)
2463 { 2728 if (data[i] == C0_LF)
2464 n = min (len - i, PROP_SIZE); 2729 data[i] = C0_CR;
2465 MEMCPY (ds, data + i, n);
2466 2730
2467 for (j = 0; j < n; j++) 2731 if (priv_modes & PrivMode_BracketPaste)
2468 if (ds[j] == '\n') 2732 tt_printf ("\e[200~");
2469 ds[j] = '\r';
2470 2733
2471 tt_write (ds, (int)n); 2734 tt_write (data, len);
2472 }
2473 2735
2474 free(ds); 2736 if (priv_modes & PrivMode_BracketPaste)
2737 tt_printf ("\e[201~");
2475} 2738}
2476 2739
2477/* ------------------------------------------------------------------------- */ 2740void
2478/* 2741rxvt_term::paste (char *data, unsigned int len) NOTHROW
2479 * Respond to a notification that a primary selection has been sent
2480 * EXT: SelectionNotify
2481 */
2482/* EXTPROTO */
2483int
2484rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2485{ 2742{
2486 long nread = 0; 2743 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2487 unsigned long bytes_after;
2488 XTextProperty ct;
2489 int dummy_count;
2490 char **cl;
2491
2492 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2493
2494 if (prop == None) /* check for failed XConvertSelection */
2495 {
2496 if ((R->selection_type & Sel_CompoundText))
2497 {
2498 int selnum = R->selection_type & Sel_whereMask;
2499
2500 R->selection_type = 0;
2501 if (selnum != Sel_direct)
2502 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2503 }
2504
2505 return 0; 2744 return;
2506 }
2507 2745
2508 for (;;) 2746 tt_paste (data, len);
2509 {
2510 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2511 (long)(PROP_SIZE / 4), delete_prop,
2512 AnyPropertyType, &ct.encoding, &ct.format,
2513 &ct.nitems, &bytes_after,
2514 &ct.value) != Success)
2515 break;
2516
2517 if (ct.encoding == 0)
2518 {
2519 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2520 break;
2521 }
2522
2523 if (ct.value == NULL)
2524 {
2525 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2526 continue;
2527 }
2528
2529 if (ct.nitems == 0)
2530 {
2531 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2532 if (R->selection_wait == Sel_normal && nread == 0)
2533 {
2534 /*
2535 * pass through again trying CUT_BUFFER0 if we've come from
2536 * XConvertSelection() but nothing was presented
2537 */
2538 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2539 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False);
2540 }
2541
2542 nread = -1; /* discount any previous stuff */
2543 break;
2544 }
2545
2546 nread += ct.nitems;
2547 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2548 &dummy_count) == Success && cl)
2549 {
2550 R->paste ((unsigned char *)cl[0], STRLEN (cl[0]));
2551 XFreeStringList (cl);
2552 }
2553 else
2554 R->paste (ct.value, ct.nitems);
2555
2556 if (bytes_after == 0)
2557 break;
2558
2559 XFree (ct.value);
2560 }
2561
2562 if (ct.value)
2563 XFree (ct.value);
2564
2565 if (R->selection_wait == Sel_normal)
2566 R->selection_wait = Sel_none;
2567
2568 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2569 return (int)nread;
2570} 2747}
2571 2748
2572void
2573rxvt_term::incr_cb (time_watcher &w)
2574{
2575 w.stop ();
2576 selection_wait = Sel_none;
2577
2578 rxvt_print_error("data loss: timeout on INCR selection paste");
2579}
2580
2581/*
2582 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2583 */
2584/* EXTPROTO */
2585void
2586rxvt_selection_property(pR_ Window win, Atom prop)
2587{
2588 int reget_time = 0;
2589
2590 if (prop == None)
2591 return;
2592 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2593 if (R->selection_wait == Sel_normal) {
2594 int a, afmt;
2595 Atom atype;
2596 unsigned long bytes_after, nitems;
2597 unsigned char *s = NULL;
2598
2599 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2600 R->xa[XA_INCR], &atype, &afmt, &nitems,
2601 &bytes_after, &s);
2602 if (s)
2603 XFree(s);
2604 if (a != Success)
2605 return;
2606#ifndef __CYGWIN32__
2607 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2608 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2609 XDeleteProperty(R->Xdisplay, win, prop);
2610 XFlush(R->Xdisplay);
2611 reget_time = 1;
2612 R->selection_wait = Sel_incr;
2613 }
2614#endif
2615 } else if (R->selection_wait == Sel_incr) {
2616 reget_time = 1;
2617 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2618 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2619 R->selection_wait = Sel_none;
2620 R->incr_ev.stop ();
2621 }
2622 }
2623 if (reget_time) /* received more data so reget time */
2624 R->incr_ev.start (NOW + 10);
2625}
2626/* ------------------------------------------------------------------------- */ 2749/* ------------------------------------------------------------------------- */
2627/* 2750/*
2628 * Request the current selection: 2751 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2629 * Order: > internal selection if available 2752 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2630 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2753 * as fallback
2631 * > CUT_BUFFER0
2632 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2633 * will auto fallback to CUT_BUFFER0
2634 * EXT: button 2 release 2754 * EXT: button 2 release
2635 */ 2755 */
2636/* EXTPROTO */
2637void 2756void
2638rxvt_selection_request(pR_ Time tm, int x, int y) 2757rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2639{ 2758{
2640 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2759 if (!selection_req)
2641 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2642 return; /* outside window */
2643
2644 if (R->selection.text != NULL) { /* internal selection */
2645 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2646 R->paste (R->selection.text, R->selection.len);
2647 return;
2648 } else {
2649 int i;
2650
2651 R->selection_request_time = tm;
2652 R->selection_wait = Sel_normal;
2653 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2654 R->selection_type = Sel_CompoundText;
2655 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i))
2656 return;
2657 }
2658 } 2760 {
2659 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);
2660 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2762 selection_req->run ();
2661 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2662}
2663
2664/* INTPROTO */
2665int
2666rxvt_selection_request_other(pR_ Atom target, int selnum)
2667{
2668 Atom sel;
2669#ifdef DEBUG_SELECT
2670 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2671#endif
2672
2673 R->selection_type |= selnum;
2674 if (selnum == Sel_Primary)
2675 sel = XA_PRIMARY;
2676 else if (selnum == Sel_Secondary)
2677 sel = XA_SECONDARY;
2678 else
2679 sel = R->xa[XA_CLIPBOARD];
2680 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2681 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2682 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2683 R->TermWin.vt, R->selection_request_time);
2684 return 1;
2685 } 2763 }
2686 return 0;
2687} 2764}
2688 2765
2689/* ------------------------------------------------------------------------- */ 2766/* ------------------------------------------------------------------------- */
2690/* 2767/*
2691 * Clear all selected text 2768 * Clear all selected text
2692 * EXT: SelectionClear 2769 * EXT: SelectionClear
2693 */ 2770 */
2694/* EXTPROTO */
2695void 2771void
2696rxvt_selection_clear(pR) 2772rxvt_term::selection_clear (bool clipboard) NOTHROW
2697{ 2773{
2698 D_SELECT((stderr, "rxvt_selection_clear()")); 2774 if (!clipboard)
2699 2775 {
2700 R->want_refresh = 1; 2776 want_refresh = 1;
2701 if (R->selection.text)
2702 free(R->selection.text); 2777 free (selection.text);
2703 R->selection.text = NULL; 2778 selection.text = NULL;
2704 R->selection.len = 0; 2779 selection.len = 0;
2705 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 }
2706} 2794}
2707 2795
2708/* ------------------------------------------------------------------------- */ 2796/* ------------------------------------------------------------------------- */
2709/* 2797/*
2710 * Copy a selection into the cut buffer 2798 * Copy a selection into the cut buffer
2711 * EXT: button 1 or 3 release 2799 * EXT: button 1 or 3 release
2712 */ 2800 */
2713/* EXTPROTO */
2714void 2801void
2715rxvt_selection_make(pR_ Time tm) 2802rxvt_term::selection_make (Time tm)
2716{ 2803{
2717 int i, col, end_col, row, end_row; 2804 int size;
2718 unsigned char *new_selection_text; 2805 wchar_t *new_selection_text;
2719 char *str; 2806 text_t *t;
2720 text_t *t;
2721#ifdef ACS_ASCII
2722 rend_t *re;
2723#endif
2724 2807
2725 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2726 switch (R->selection.op) { 2808 switch (selection.op)
2809 {
2727 case SELECTION_CONT: 2810 case SELECTION_CONT:
2728 break; 2811 break;
2729 case SELECTION_INIT: 2812 case SELECTION_INIT:
2730 CLEAR_SELECTION(R); 2813 CLEAR_SELECTION ();
2731 /* FALLTHROUGH */ 2814 /* FALLTHROUGH */
2732 case SELECTION_BEGIN: 2815 case SELECTION_BEGIN:
2733 R->selection.op = SELECTION_DONE; 2816 selection.op = SELECTION_DONE;
2734 /* FALLTHROUGH */ 2817 /* FALLTHROUGH */
2735 default: 2818 default:
2736 return; 2819 return;
2737 } 2820 }
2821
2738 R->selection.op = SELECTION_DONE; 2822 selection.op = SELECTION_DONE;
2739 2823
2740 if (R->selection.clicks == 4) 2824 if (selection.clicks == 4)
2741 return; /* nothing selected, go away */ 2825 return; /* nothing selected, go away */
2742 2826
2827 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2828 return;
2829
2743 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);
2744 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2831 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2745 2832
2746 new_selection_text = (unsigned char *)str; 2833 int ofs = 0;
2834 int extra = 0;
2747 2835
2748 col = R->selection.beg.col; 2836 int col = selection.beg.col;
2749 MAX_IT(col, 0); 2837 int row = selection.beg.row;
2750 row = R->selection.beg.row + R->TermWin.saveLines;
2751 end_row = R->selection.end.row + R->TermWin.saveLines;
2752 2838
2839 int end_col;
2840
2753 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)
2754 { 2845 {
2755 t = &(R->screen.text[row][col]); 2846 col = selection.beg.col;
2756
2757 end_col = R->screen.tlen[row];
2758
2759 if (end_col == -1)
2760 end_col = R->TermWin.ncol; 2847 end_col = selection.end.col;
2848 }
2849 else
2850#endif
2851 end_col = ROW(row).l;
2761 2852
2853 col = max (col, 0);
2854
2762 if (row == end_row) 2855 if (row == selection.end.row)
2763 MIN_IT (end_col, R->selection.end.col); 2856 min_it (end_col, selection.end.col);
2764 2857
2858 t = ROW(row).t + col;
2859
2765 for (; col < end_col; col++) 2860 for (; col < end_col; col++)
2861 {
2766 if (*t == NOCHAR) 2862 if (*t == NOCHAR)
2767 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
2768 else 2881 else
2769 { 2882 new_selection_text[ofs++] = *t++;
2770 int len = wctomb (str, *t++);
2771 if (len > 0)
2772 str += len;
2773 }
2774
2775 if (R->screen.tlen[row] != -1 && row != end_row)
2776 *str++ = '\n';
2777 } 2883 }
2778 2884
2779#ifndef NO_OLD_SELECTION 2885#if !ENABLE_MINIMAL
2780 if (R->selection_style == OLD_SELECT) 2886 if (selection.rect)
2781 if (end_col == R->TermWin.ncol)
2782 *str++ = '\n';
2783#endif
2784#ifndef NO_NEW_SELECTION
2785 if (R->selection_style != OLD_SELECT)
2786 if (end_col != R->selection.end.col)
2787 *str++ = '\n';
2788#endif
2789 *str = '\0';
2790
2791 i = str - (char *)new_selection_text;
2792 if (i == 0)
2793 { 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;
2894 }
2895 else
2896#endif
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)
2906 {
2794 free (new_selection_text); 2907 free (new_selection_text);
2795 return; 2908 return;
2796 } 2909 }
2797 2910
2798 // due to MB_MAX_CUR, selection wastage is usually high
2799 if (str - (char *)new_selection_text > 1024)
2800 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2801
2802 R->selection.len = i;
2803 if (R->selection.text)
2804 free (R->selection.text); 2911 free (selection.text);
2805 2912
2806 R->selection.text = new_selection_text; 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));
2807 2916
2808 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2917 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2809 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2918 return;
2810 rxvt_print_error("can't get primary selection"); 2919
2811 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2920 selection_grab (tm);
2812 PropModeReplace, R->selection.text, (int)R->selection.len); 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 */
2822/* EXTPROTO */
2823void 2967void
2824rxvt_selection_click(pR_ int clicks, int x, int y) 2968rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2825{ 2969{
2826 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2827
2828 clicks = ((clicks - 1) % 3) + 1; 2970 clicks = ((clicks - 1) % 3) + 1;
2829 R->selection.clicks = clicks; /* save clicks so extend will work */ 2971 selection.clicks = clicks; /* save clicks so extend will work */
2830 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
2831 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2982 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2983
2832 if (clicks == 2 || clicks == 3) 2984 if (clicks == 2 || clicks == 3)
2833 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2985 selection_extend_colrow (selection.mark.col,
2834 R->selection.mark.row 2986 selection.mark.row - view_start,
2835 + R->TermWin.view_start,
2836 0, /* button 3 */ 2987 0, /* button 3 */
2837 1, /* button press */ 2988 1, /* button press */
2838 0); /* click change */ 2989 0); /* click change */
2839} 2990}
2840 2991
2841/* ------------------------------------------------------------------------- */ 2992/* ------------------------------------------------------------------------- */
2842/* 2993/*
2843 * Mark a selection at the specified col/row 2994 * Mark a selection at the specified col/row
2844 */ 2995 */
2845/* INTPROTO */
2846void 2996void
2847rxvt_selection_start_colrow(pR_ int col, int row) 2997rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2848{ 2998{
2849 R->want_refresh = 1; 2999 want_refresh = 1;
3000
3001 selection.mark.row = row + view_start;
2850 R->selection.mark.col = col; 3002 selection.mark.col = col;
2851 R->selection.mark.row = row - R->TermWin.view_start; 3003
2852 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3004 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2853 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)
2854 MAX_IT(R->selection.mark.col, 0); 3009 --selection.mark.col;
2855 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2856 3010
2857 if (R->selection.op) { /* clear the old selection */ 3011 if (selection.op)
3012 {
3013 /* clear the old selection */
2858 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3014 selection.beg.row = selection.end.row = selection.mark.row;
2859 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3015 selection.beg.col = selection.end.col = selection.mark.col;
2860 } 3016 }
3017
2861 R->selection.op = SELECTION_INIT; 3018 selection.op = SELECTION_INIT;
2862 R->selection.screen = R->current_screen; 3019 selection.screen = current_screen;
2863} 3020}
2864 3021
2865/* ------------------------------------------------------------------------- */ 3022/* ------------------------------------------------------------------------- */
2866/* 3023/*
2867 * Word select: select text for 2 clicks 3024 * Word select: select text for 2 clicks
2868 * We now only find out the boundary in one direction 3025 * We now only find out the boundary in one direction
2869 */ 3026 */
2870 3027
2871/* 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 */
2872#define DELIMIT_TEXT(x) \ 3029#define DELIMIT_TEXT(x) \
2873 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3030 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2874#define DELIMIT_REND(x) 1 3031#define DELIMIT_REND(x) 1
2875 3032
2876/* INTPROTO */
2877void 3033void
2878rxvt_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
2879{ 3035{
2880 int col, row, dirnadd, tcol, trow, w1, w2; 3036 int col, row, dirnadd, tcol, trow, w1, w2;
2881 row_col_t bound; 3037 row_col_t bound;
2882 text_t *stp; 3038 text_t *stp;
2883 rend_t *srp; 3039 rend_t *srp;
2884 3040
2885 if (dirn == UP) { 3041 if (dirn == UP)
2886 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3042 {
3043 bound.row = top_row - 1;
2887 bound.col = 0; 3044 bound.col = 0;
2888 dirnadd = -1; 3045 dirnadd = -1;
2889 } else { 3046 }
2890 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3047 else
3048 {
3049 bound.row = nrow;
2891 bound.col = R->TermWin.ncol - 1; 3050 bound.col = ncol - 1;
2892 dirnadd = 1; 3051 dirnadd = 1;
2893 } 3052 }
2894 row = mark->row + R->TermWin.saveLines; 3053
3054 row = mark->row;
2895 col = mark->col; 3055 col = max (mark->col, 0);
2896 MAX_IT(col, 0); 3056
2897/* find the edge of a word */ 3057 /* find the edge of a word */
2898 stp = &(R->screen.text[row][col]); 3058 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2899 w1 = DELIMIT_TEXT(*stp); 3059 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2900 3060
2901 if (R->selection_style != NEW_SELECT) { 3061 for (;;)
2902 if (w1 == 1) { 3062 {
3063 for (; col != bound.col; col += dirnadd)
3064 {
2903 stp += dirnadd; 3065 stp += dirnadd;
2904 if (DELIMIT_TEXT(*stp) == 1)
2905 goto Old_Word_Selection_You_Die;
2906 col += dirnadd;
2907 }
2908 w1 = 0;
2909 }
2910 srp = (&R->screen.rend[row][col]);
2911 w2 = DELIMIT_REND(*srp);
2912
2913 for (;;) {
2914 for (; col != bound.col; col += dirnadd) {
2915 stp += dirnadd; 3066 srp += dirnadd;
3067
3068 if (*stp == NOCHAR)
3069 continue;
3070
2916 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)
2917 break; 3085 break;
2918 srp += dirnadd; 3086
2919 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)
2920 break; 3091 break;
2921 } 3092
2922 if ((col == bound.col) && (row != bound.row)) {
2923 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2924 trow = row + dirnadd;
2925 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2926 if (R->screen.text[trow] == NULL)
2927 break;
2928 stp = &(R->screen.text[trow][tcol]);
2929 srp = &(R->screen.rend[trow][tcol]);
2930 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2931 break;
2932 row = trow; 3093 row = trow;
2933 col = tcol; 3094 col = tcol;
2934 continue; 3095 continue;
2935 } 3096 }
2936 } 3097 }
2937 break; 3098 break;
2938 } 3099 }
2939 Old_Word_Selection_You_Die:
2940 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));
2941 3100
2942 if (dirn == DN) 3101 if (dirn == DN)
2943 col++; /* put us on one past the end */ 3102 col++; /* put us on one past the end */
2944 3103
2945/* Poke the values back in */ 3104 /* Poke the values back in */
2946 ret->row = row - R->TermWin.saveLines; 3105 ret->row = row;
2947 ret->col = col; 3106 ret->col = col;
2948} 3107}
2949 3108
2950/* ------------------------------------------------------------------------- */ 3109/* ------------------------------------------------------------------------- */
2951/* 3110/*
2952 * Extend the selection to the specified x/y pixel location 3111 * Extend the selection to the specified x/y pixel location
2953 * EXT: button 3 press; button 1 or 3 drag 3112 * EXT: button 3 press; button 1 or 3 drag
2954 * flag == 0 ==> button 1 3113 * flag == 0 ==> button 1
2955 * flag == 1 ==> button 3 press 3114 * flag == 1 ==> button 3 press
2956 * flag == 2 ==> button 3 motion 3115 * flag == 2 ==> button 3 motion
2957 */ 3116 */
2958/* EXTPROTO */
2959void 3117void
2960rxvt_selection_extend(pR_ int x, int y, int flag) 3118rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2961{ 3119{
2962 int col, row; 3120 int col = clamp (Pixel2Col (x), 0, ncol);
3121 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2963 3122
2964 col = Pixel2Col(x); 3123 /*
2965 row = Pixel2Row(y);
2966 MAX_IT(row, 0);
2967 MIN_IT(row, (int)R->TermWin.nrow - 1);
2968 MAX_IT(col, 0);
2969 MIN_IT(col, (int)R->TermWin.ncol);
2970#ifndef NO_NEW_SELECTION
2971/*
2972 * 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
2973 * 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
2974 * 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
2975 * be _past_ a character for it to be selected. 3127 * be _past_ a character for it to be selected.
2976 */ 3128 */
2977 if (R->selection_style != OLD_SELECT) {
2978 if (((R->selection.clicks % 3) == 1) && !flag 3129 if (((selection.clicks % 3) == 1) && !flag
2979 && (col == R->selection.mark.col 3130 && (col == selection.mark.col
2980 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3131 && (row == selection.mark.row - view_start)))
3132 {
2981 /* select nothing */ 3133 /* select nothing */
2982 R->selection.beg.row = R->selection.end.row = 0; 3134 selection.beg.row = selection.end.row = 0;
2983 R->selection.beg.col = R->selection.end.col = 0; 3135 selection.beg.col = selection.end.col = 0;
2984 R->selection.clicks = 4; 3136 selection.clicks = 4;
2985 R->want_refresh = 1; 3137 want_refresh = 1;
2986 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2987 return; 3138 return;
2988 }
2989 } 3139 }
2990#endif 3140
2991 if (R->selection.clicks == 4) 3141 if (selection.clicks == 4)
2992 R->selection.clicks = 1; 3142 selection.clicks = 1;
3143
2993 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3144 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2994 flag == 1 ? 1 : 0, /* ? button press */ 3145 flag == 1 ? 1 : 0, /* ? button press */
2995 0); /* no click change */ 3146 0); /* no click change */
2996} 3147}
2997 3148
2998/* ------------------------------------------------------------------------- */ 3149/* ------------------------------------------------------------------------- */
2999/* 3150/*
3000 * Extend the selection to the specified col/row 3151 * Extend the selection to the specified col/row
3001 */ 3152 */
3002/* INTPROTO */
3003void 3153void
3004rxvt_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
3005{ 3155{
3006 int16_t ncol = R->TermWin.ncol;
3007 int end_col;
3008 row_col_t pos; 3156 row_col_t pos;
3009 enum { 3157 enum {
3010 LEFT, RIGHT 3158 LEFT, RIGHT
3011 } closeto = RIGHT; 3159 } closeto = RIGHT;
3012 3160
3013 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));
3014 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));
3015
3016 R->want_refresh = 1; 3161 want_refresh = 1;
3162
3017 switch (R->selection.op) { 3163 switch (selection.op)
3164 {
3018 case SELECTION_INIT: 3165 case SELECTION_INIT:
3019 CLEAR_SELECTION(R); 3166 CLEAR_SELECTION ();
3020 R->selection.op = SELECTION_BEGIN; 3167 selection.op = SELECTION_BEGIN;
3021 /* FALLTHROUGH */ 3168 /* FALLTHROUGH */
3022 case SELECTION_BEGIN: 3169 case SELECTION_BEGIN:
3023 if (row != R->selection.mark.row || col != R->selection.mark.col 3170 if (row != selection.mark.row || col != selection.mark.col
3024 || (!button3 && buttonpress)) 3171 || (!button3 && buttonpress))
3025 R->selection.op = SELECTION_CONT; 3172 selection.op = SELECTION_CONT;
3026 break; 3173 break;
3027 case SELECTION_DONE: 3174 case SELECTION_DONE:
3028 R->selection.op = SELECTION_CONT; 3175 selection.op = SELECTION_CONT;
3029 /* FALLTHROUGH */ 3176 /* FALLTHROUGH */
3030 case SELECTION_CONT: 3177 case SELECTION_CONT:
3031 break; 3178 break;
3032 case SELECTION_CLEAR: 3179 case SELECTION_CLEAR:
3033 rxvt_selection_start_colrow(aR_ col, row); 3180 selection_start_colrow (col, row);
3034 /* FALLTHROUGH */ 3181 /* FALLTHROUGH */
3035 default: 3182 default:
3036 return; 3183 return;
3037 } 3184 }
3185
3038 if (R->selection.beg.col == R->selection.end.col 3186 if (selection.beg.col == selection.end.col
3039 && R->selection.beg.col != R->selection.mark.col 3187 && selection.beg.col != selection.mark.col
3040 && R->selection.beg.row == R->selection.end.row 3188 && selection.beg.row == selection.end.row
3041 && R->selection.beg.row != R->selection.mark.row) { 3189 && selection.beg.row != selection.mark.row)
3190 {
3042 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3191 selection.beg.col = selection.end.col = selection.mark.col;
3043 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3192 selection.beg.row = selection.end.row = selection.mark.row;
3044 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));
3045 } 3193 }
3046 3194
3047 pos.col = col; 3195 pos.col = col;
3048 pos.row = row; 3196 pos.row = view_start + row;
3049 3197
3050 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3198 /*
3051 3199 * This is mainly xterm style selection with a couple of differences, mainly
3052#ifndef NO_OLD_SELECTION 3200 * in the way button3 drag extension works.
3053/* 3201 * We're either doing: button1 drag; button3 press; or button3 drag
3054 * 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
3055 * There are no ``selection modes'', button3 is always character extension. 3203 * is always at the left/right edge of the selection.
3056 * Note: button3 drag is always available, c.f. v2.20 3204 * b) button3 press: extend/contract character/word/line at whichever edge of
3057 * 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
3058 */ 3210 */
3059 if (R->selection_style == OLD_SELECT) { 3211 if (button3 && buttonpress)
3060 if (R->selection.clicks == 1 || button3) { 3212 {
3061 if (R->hate_those_clicks) { 3213 /* button3 press */
3062 R->hate_those_clicks = 0; 3214 /*
3063 if (R->selection.clicks == 1) { 3215 * first determine which edge of the selection we are closest to
3064 R->selection.beg.row = R->selection.mark.row; 3216 */
3065 R->selection.beg.col = R->selection.mark.col; 3217 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3066 } 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;
3067 R->selection.mark.row = R->selection.beg.row; 3236 selection.mark.row = selection.beg.row;
3068 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;
3069 } 3309 }
3070 } 3310 }
3071 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3072 R->selection.end.row = R->selection.mark.row;
3073 R->selection.end.col = R->selection.mark.col + 1;
3074 R->selection.beg.row = pos.row;
3075 R->selection.beg.col = pos.col;
3076 } else {
3077 R->selection.beg.row = R->selection.mark.row;
3078 R->selection.beg.col = R->selection.mark.col;
3079 R->selection.end.row = pos.row;
3080 R->selection.end.col = pos.col + 1;
3081 } 3311 }
3082 } else if (R->selection.clicks == 2) { 3312 else
3083 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3313#endif
3084 &(R->selection.beg)); 3314 {
3085 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3315 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3086 &(R->selection.end)); 3316 selection.mark.col++;
3087 R->hate_those_clicks = 1; 3317
3088 } else if (R->selection.clicks == 3) {
3089 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3090 R->selection.beg.col = 0; 3318 selection.beg.col = 0;
3091 R->selection.end.col = ncol; 3319 selection.end.col = ncol;
3092 R->hate_those_clicks = 1; 3320
3093 } 3321 // select a complete logical line
3094 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
3095 return; 3323 && ROW(selection.beg.row - 1).is_longer ())
3096 } 3324 selection.beg.row--;
3097#endif /* ! NO_OLD_SELECTION */ 3325
3098#ifndef NO_NEW_SELECTION 3326 while (selection.end.row < nrow
3099/* selection_style must not be OLD_SELECT to get here */ 3327 && ROW(selection.end.row).is_longer ())
3100/* 3328 selection.end.row++;
3101 * This is mainly xterm style selection with a couple of differences, mainly
3102 * in the way button3 drag extension works.
3103 * We're either doing: button1 drag; button3 press; or button3 drag
3104 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3105 * is always at the left/right edge of the R->selection.
3106 * b) button3 press: extend/contract character/word/line at whichever edge of
3107 * the selection we are closest to.
3108 * c) button3 drag : extend/contract character/word/line - we select around
3109 * a point/word/line which is either the start or end of the selection
3110 * and it was decided by whichever point/word/line was `fixed' at the
3111 * time of the most recent button3 press
3112 */
3113 if (button3 && buttonpress) { /* button3 press */
3114 /* 3329 }
3115 * first determine which edge of the selection we are closest to 3330 }
3116 */ 3331
3117 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3332 if (button3 && buttonpress)
3118 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3333 {
3119 && (((pos.col - R->selection.beg.col) 3334 /* mark may need to be changed */
3120 + ((pos.row - R->selection.beg.row) * ncol))
3121 < ((R->selection.end.col - pos.col)
3122 + ((R->selection.end.row - pos.row) * ncol)))))
3123 closeto = LEFT;
3124 if (closeto == LEFT) { 3335 if (closeto == LEFT)
3125 R->selection.beg.row = pos.row; 3336 {
3126 R->selection.beg.col = pos.col;
3127 R->selection.mark.row = R->selection.end.row; 3337 selection.mark.row = selection.end.row;
3128 R->selection.mark.col = R->selection.end.col 3338 selection.mark.col = selection.end.col - (selection.clicks == 2);
3129 - (R->selection.clicks == 2); 3339 }
3130 } else { 3340 else
3131 R->selection.end.row = pos.row; 3341 {
3132 R->selection.end.col = pos.col;
3133 R->selection.mark.row = R->selection.beg.row; 3342 selection.mark.row = selection.beg.row;
3134 R->selection.mark.col = R->selection.beg.col; 3343 selection.mark.col = selection.beg.col;
3135 }
3136 } else { /* button1 drag or button3 drag */
3137 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3138 if ((R->selection.mark.row == R->selection.end.row)
3139 && (R->selection.mark.col == R->selection.end.col)
3140 && clickchange && R->selection.clicks == 2)
3141 R->selection.mark.col--;
3142 R->selection.beg.row = pos.row;
3143 R->selection.beg.col = pos.col;
3144 R->selection.end.row = R->selection.mark.row;
3145 R->selection.end.col = R->selection.mark.col
3146 + (R->selection.clicks == 2);
3147 } else {
3148 R->selection.beg.row = R->selection.mark.row;
3149 R->selection.beg.col = R->selection.mark.col;
3150 R->selection.end.row = pos.row;
3151 R->selection.end.col = pos.col;
3152 }
3153 }
3154
3155 if (R->selection.clicks == 1) {
3156 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3157 if (end_col != -1 && R->selection.beg.col > end_col) {
3158#if 1
3159 R->selection.beg.col = ncol;
3160#else
3161 if (R->selection.beg.row != R->selection.end.row)
3162 R->selection.beg.col = ncol;
3163 else
3164 R->selection.beg.col = R->selection.mark.col;
3165#endif
3166 }
3167 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3168 if (end_col != -1 && R->selection.end.col > end_col)
3169 R->selection.end.col = ncol;
3170
3171 } else if (R->selection.clicks == 2) {
3172 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3173 R->selection.end.col--;
3174 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3175 &(R->selection.beg));
3176 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3177 &(R->selection.end));
3178 } else if (R->selection.clicks == 3) {
3179#ifndef NO_FRILLS
3180 if ((R->Options & Opt_tripleclickwords)) {
3181 int end_row;
3182
3183 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3184 &(R->selection.beg));
3185 end_row = R->screen.tlen[R->selection.mark.row
3186 + R->TermWin.saveLines];
3187 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3188 end_row++) {
3189 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3190 if (end_col != -1) {
3191 R->selection.end.row = end_row;
3192 R->selection.end.col = end_col;
3193 rxvt_selection_remove_trailing_spaces(aR);
3194 break;
3195 }
3196 }
3197 } else
3198#endif
3199 { 3344 }
3200 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3201 R->selection.mark.col++;
3202 R->selection.beg.col = 0;
3203 R->selection.end.col = ncol;
3204 }
3205 } 3345 }
3206 if (button3 && buttonpress) { /* mark may need to be changed */
3207 if (closeto == LEFT) {
3208 R->selection.mark.row = R->selection.end.row;
3209 R->selection.mark.col = R->selection.end.col
3210 - (R->selection.clicks == 2);
3211 } else {
3212 R->selection.mark.row = R->selection.beg.row;
3213 R->selection.mark.col = R->selection.beg.col;
3214 }
3215 }
3216 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));
3217#endif /* ! NO_NEW_SELECTION */
3218}
3219 3346
3220#ifndef NO_FRILLS 3347#if !ENABLE_MINIMAL
3221/* 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
3222void 3354void
3223rxvt_selection_remove_trailing_spaces(pR) 3355rxvt_term::selection_remove_trailing_spaces () NOTHROW
3224{ 3356{
3225 int32_t end_col, end_row; 3357 int32_t end_col, end_row;
3226 text_t *stp; 3358 text_t *stp;
3227 3359
3228 end_col = R->selection.end.col; 3360 end_col = selection.end.col;
3229 end_row = R->selection.end.row; 3361 end_row = selection.end.row;
3362
3230 for ( ; end_row >= R->selection.beg.row; ) { 3363 for (; end_row >= selection.beg.row; )
3231 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3364 {
3365 stp = ROW(end_row).t;
3366
3232 while (--end_col >= 0) { 3367 while (--end_col >= 0)
3233 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3234 break;
3235 } 3368 {
3236 if (end_col >= 0 3369 if (stp[end_col] != NOCHAR
3237 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3370 && !unicode::is_space (stp[end_col]))
3238 R->selection.end.col = end_col + 1;
3239 R->selection.end.row = end_row;
3240 break; 3371 break;
3241 } 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
3242 end_row--; 3382 end_row--;
3243 end_col = R->TermWin.ncol; 3383 end_col = ncol;
3244 } 3384 }
3385
3245 if (R->selection.mark.row > R->selection.end.row) { 3386 if (selection.mark.row > selection.end.row)
3387 {
3246 R->selection.mark.row = R->selection.end.row; 3388 selection.mark.row = selection.end.row;
3247 R->selection.mark.col = R->selection.end.col; 3389 selection.mark.col = selection.end.col;
3390 }
3248 } else if (R->selection.mark.row == R->selection.end.row 3391 else if (selection.mark.row == selection.end.row
3249 && R->selection.mark.col > R->selection.end.col) 3392 && selection.mark.col > selection.end.col)
3250 R->selection.mark.col = R->selection.end.col; 3393 selection.mark.col = selection.end.col;
3251} 3394}
3252#endif 3395#endif
3253 3396
3254/* ------------------------------------------------------------------------- */ 3397/* ------------------------------------------------------------------------- */
3255/* 3398/*
3256 * Double click on button 3 when already selected 3399 * Double click on button 3 when already selected
3257 * EXT: button 3 double click 3400 * EXT: button 3 double click
3258 */ 3401 */
3259/* EXTPROTO */
3260void 3402void
3261rxvt_selection_rotate(pR_ int x, int y) 3403rxvt_term::selection_rotate (int x, int y) NOTHROW
3262{ 3404{
3263 R->selection.clicks = R->selection.clicks % 3 + 1; 3405 selection.clicks = selection.clicks % 3 + 1;
3264 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3406 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3265} 3407}
3266
3267/* ------------------------------------------------------------------------- */
3268/*
3269 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3270 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3271 * the X11 protocol.
3272 */
3273typedef CARD32 Atom32;
3274 3408
3275/* ------------------------------------------------------------------------- */ 3409/* ------------------------------------------------------------------------- */
3276/* 3410/*
3277 * Respond to a request for our current selection 3411 * Respond to a request for our current selection
3278 * EXT: SelectionRequest 3412 * EXT: SelectionRequest
3279 */ 3413 */
3280/* EXTPROTO */
3281void 3414void
3282rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3415rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3283{ 3416{
3417 Atom property = rq.property == None ? rq.target : rq.property;
3284 XSelectionEvent ev; 3418 XSelectionEvent ev;
3419
3420 ev.type = SelectionNotify;
3421 ev.property = None;
3422 ev.display = rq.display;
3423 ev.requestor = rq.requestor;
3424 ev.selection = rq.selection;
3425 ev.target = rq.target;
3426 ev.time = rq.time;
3427
3428 if (rq.target == xa[XA_TARGETS])
3429 {
3430 Atom target_list[6];
3431 Atom *target = target_list;
3432
3433 *target++ = xa[XA_TARGETS];
3434 *target++ = xa[XA_TIMESTAMP];
3435 *target++ = XA_STRING;
3436 *target++ = xa[XA_TEXT];
3437 *target++ = xa[XA_COMPOUND_TEXT];
3438#if X_HAVE_UTF8_STRING
3439 *target++ = xa[XA_UTF8_STRING];
3440#endif
3441
3442 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3443 32, PropModeReplace,
3444 (unsigned char *)target_list, target - target_list);
3445 ev.property = property;
3446 }
3447#if TODO // TODO
3448 else if (rq.target == xa[XA_MULTIPLE])
3449 {
3450 /* TODO: Handle MULTIPLE */
3451 }
3452#endif
3453 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3454 {
3455 XChangeProperty (dpy, rq.requestor, property, rq.target,
3456 32, PropModeReplace, (unsigned char *)&selection_time, 1);
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 }
3465 else if (rq.target == XA_STRING
3466 || rq.target == xa[XA_TEXT]
3467 || rq.target == xa[XA_COMPOUND_TEXT]
3468 || rq.target == xa[XA_UTF8_STRING]
3469 )
3470 {
3471 XTextProperty ct;
3472 Atom target = rq.target;
3473 short freect = 0;
3474 int selectlen;
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;
3486
3487 if (target == XA_STRING)
3488 // we actually don't do XA_STRING, but who cares, as i18n clients
3489 // will ask for another format anyways.
3490 style = enc_string;
3491 else if (target == xa[XA_TEXT])
3492 style = enc_text;
3493 else if (target == xa[XA_COMPOUND_TEXT])
3494 style = enc_compound_text;
3495#if !ENABLE_MINIMAL
3496 else if (target == xa[XA_UTF8_STRING])
3497 style = enc_utf8;
3498#endif
3499 else
3500 {
3501 target = xa[XA_COMPOUND_TEXT];
3502 style = enc_compound_text;
3503 }
3504
3505 if (rq.selection == XA_PRIMARY && selection.text)
3506 {
3507 cl = selection.text;
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 }
3515 else
3516 {
3517 cl = L"";
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)
3525 {
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 }
3532 else
3533#endif
3534 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3535 freect = 1;
3536 else
3537 {
3538 /* if we failed to convert then send it raw */
3539 ct.value = (unsigned char *)cl;
3540 ct.nitems = selectlen;
3541 ct.encoding = target;
3542 }
3543
3544 XChangeProperty (dpy, rq.requestor, property,
3545 ct.encoding, 8, PropModeReplace,
3546 ct.value, (int)ct.nitems);
3547 ev.property = property;
3548
3549 if (freect)
3550 XFree (ct.value);
3551 }
3552
3553 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3554}
3555
3556/* ------------------------------------------------------------------------- */
3285#ifdef USE_XIM 3557#ifdef USE_XIM
3286 Atom32 target_list[4]; 3558void
3287#else 3559rxvt_term::im_set_position (XPoint &pos) NOTHROW
3288 Atom32 target_list[3]; 3560{
3289#endif 3561 XWindowAttributes xwa;
3290 Atom target;
3291 XTextProperty ct;
3292 XICCEncodingStyle style;
3293 char *cl[2], dummy[1];
3294 3562
3295 ev.type = SelectionNotify; 3563 XGetWindowAttributes (dpy, vt, &xwa);
3296 ev.property = None;
3297 ev.display = rq->display;
3298 ev.requestor = rq->requestor;
3299 ev.selection = rq->selection;
3300 ev.target = rq->target;
3301 ev.time = rq->time;
3302 3564
3303 if (rq->target == R->xa[XA_TARGETS]) { 3565 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3304 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3566 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3305 target_list[1] = (Atom32) XA_STRING; 3567}
3306 target_list[2] = (Atom32) R->xa[XA_TEXT];
3307#ifdef USE_XIM
3308 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3309#endif 3568#endif
3310 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3311 (8 * sizeof(target_list[0])), PropModeReplace,
3312 (unsigned char *)target_list,
3313 (sizeof(target_list) / sizeof(target_list[0])));
3314 ev.property = rq->property;
3315 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3316 /* TODO: Handle MULTIPLE */
3317 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3318 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3319 (8 * sizeof(Time)), PropModeReplace,
3320 (unsigned char *)&R->selection_time, 1);
3321 ev.property = rq->property;
3322 } else if (rq->target == XA_STRING
3323 || rq->target == R->xa[XA_COMPOUND_TEXT]
3324 || rq->target == R->xa[XA_TEXT]) {
3325#ifdef USE_XIM
3326 short freect = 0;
3327#endif
3328 int selectlen;
3329 3569
3330#ifdef USE_XIM 3570#if ENABLE_OVERLAY
3331 if (rq->target != XA_STRING) { 3571void
3332 target = R->xa[XA_COMPOUND_TEXT]; 3572rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3333 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3573{
3334 ? XCompoundTextStyle : XStdICCTextStyle; 3574 if (nrow < 1 || ncol < 1)
3335 } else 3575 return;
3336#endif 3576
3337 { 3577 want_refresh = 1;
3338 target = XA_STRING; 3578
3339 style = XStringStyle; 3579 scr_overlay_off ();
3340 } 3580
3341 if (R->selection.text) { 3581 if (x < 0) x = ncol - w;
3342 cl[0] = (char *)R->selection.text; 3582 if (y < 0) y = nrow - h;
3343 selectlen = R->selection.len; 3583
3344 } else { 3584 // make space for border
3345 cl[0] = dummy; 3585 w += 2; min_it (w, ncol);
3346 *dummy = '\0'; 3586 h += 2; min_it (h, nrow);
3347 selectlen = 0; 3587
3348 } 3588 x -= 1; clamp_it (x, 0, ncol - w);
3349#ifdef USE_XIM 3589 y -= 1; clamp_it (y, 0, nrow - h);
3350 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3590
3351 == Success) /* if we failed to convert then send it raw */ 3591 ov.x = x; ov.y = y;
3352 freect = 1; 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;
3353 else 3609 else
3354#endif 3610 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3355 { 3611
3356 ct.value = (unsigned char *)cl[0]; 3612 *tp++ = t0;
3357 ct.nitems = selectlen; 3613 *rp++ = r;
3614
3615 for (x = w - 2; x > 0; --x)
3358 } 3616 {
3359 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3617 *tp++ = t1;
3360 target, 8, PropModeReplace, 3618 *rp++ = r;
3361 ct.value, (int)ct.nitems); 3619 }
3362 ev.property = rq->property; 3620
3363#ifdef USE_XIM 3621 *tp = t2;
3364 if (freect) 3622 *rp = r;
3365 XFree(ct.value); 3623 }
3366#endif 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++)
3367 } 3635 {
3368 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 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;
3369} 3642}
3370 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
3371/* ------------------------------------------------------------------------- * 3708/* ------------------------------------------------------------------------- */
3372 * MOUSE ROUTINES *
3373 * ------------------------------------------------------------------------- */
3374 3709
3375/*
3376 * return col/row values corresponding to x/y pixel values
3377 */
3378/* EXTPROTO */
3379void
3380rxvt_pixel_position(pR_ int *x, int *y)
3381{
3382 *x = Pixel2Col(*x);
3383/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3384 *y = Pixel2Row(*y);
3385/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3386}
3387/* ------------------------------------------------------------------------- */
3388#ifdef USE_XIM
3389/* EXTPROTO */
3390void
3391rxvt_setPosition(pR_ XPoint *pos)
3392{
3393 XWindowAttributes xwa;
3394
3395 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3396 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3397 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3398 - R->TermWin.lineSpace;
3399}
3400#endif
3401/* ------------------------------------------------------------------------- */
3402
3403/* ------------------------------------------------------------------------- *
3404 * DEBUG ROUTINES *
3405 * ------------------------------------------------------------------------- */
3406#if 0
3407/* INTPROTO */
3408void
3409rxvt_debug_colors(void)
3410{
3411 int color;
3412 const char *name[] = {
3413 "fg", "bg",
3414 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3415 };
3416
3417 fprintf(stderr, "Color ( ");
3418 if (R->rstyle & RS_RVid)
3419 fprintf(stderr, "rvid ");
3420 if (R->rstyle & RS_Bold)
3421 fprintf(stderr, "bold ");
3422 if (R->rstyle & RS_Blink)
3423 fprintf(stderr, "blink ");
3424 if (R->rstyle & RS_Uline)
3425 fprintf(stderr, "uline ");
3426 fprintf(stderr, "): ");
3427
3428 color = GET_FGCOLOR(R->rstyle);
3429#ifndef NO_BRIGHTCOLOR
3430 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3431 color -= (minBrightCOLOR - minCOLOR);
3432 fprintf(stderr, "bright ");
3433 }
3434#endif
3435 fprintf(stderr, "%s on ", name[color]);
3436
3437 color = GET_BGCOLOR(R->rstyle);
3438#ifndef NO_BRIGHTCOLOR
3439 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3440 color -= (minBrightCOLOR - minCOLOR);
3441 fprintf(stderr, "bright ");
3442 }
3443#endif
3444 fprintf(stderr, "%s\n", name[color]);
3445}
3446#endif

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