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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.12 by pcg, Thu Dec 18 14:11:47 2003 UTC vs.
Revision 1.344 by sf-exg, Wed Jul 21 09:00:43 2010 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.12 2003/12/18 14:11:47 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
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 seperate 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 43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */ 45#define TABSIZE 8 /* default tab size */
47 46
48/* ------------------------------------------------------------------------- * 47/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 49 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 50#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 51 if (option (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 52 view_start = 0
54#define CLEAR_SELECTION(R) \ 53#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 54 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 56#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 57 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 58 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 59 = selection.end.row = selection.end.col = 0
61 60
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 62 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 64 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 66 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 68 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 70 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 71#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 72 (((A) == (C)) && ((B) <= (D)))
74 73
75/* these must be row_col_t */ 74/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 75#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 77#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 83#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) 84 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) \ 85#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) 86 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 87
89/* 88/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 89 * 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 */ 90 */
94#define drawBuffer TermWin.vt
95
96#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \
98 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \
99 Row2Pixel(row), (unsigned int)TermWin.width, \
100 (unsigned int)Height2Pixel(num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 91#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 92 if (mapped) \
104 XClearArea (Xdisplay, drawBuffer, x, y, \ 93 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel(num), \ 94 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 95 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \
110 TermWin.int_bwidth, Row2Pixel(row), \
111 (unsigned int)TermWin.width, \
112 (unsigned int)Height2Pixel(num))
113 96
114/* ------------------------------------------------------------------------- * 97/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 98 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 99 * ------------------------------------------------------------------------- */
100
117/* Fill part/all of a line with blanks. */ 101/* Fill part/all of a line with blanks. */
118void 102void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 103rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 104{
121 efs &= ~RS_baseattrMask; 105 if (!l.t)
106 {
107 lalloc (l);
108 col = 0;
109 width = ncol;
110 }
111
112 l.touch ();
113
114 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 115 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
116
117 text_t *et = l.t + col;
118 rend_t *er = l.r + col;
123 119
124 while (width--) 120 while (width--)
125 { 121 {
126 *et++ = ' '; 122 *et++ = ' ';
127 *er++ = efs; 123 *er++ = efs;
… …
129} 125}
130 126
131/* ------------------------------------------------------------------------- */ 127/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 128/* Fill a full line with blanks - make sure it is allocated first */
133void 129void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 130rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 131{
136#ifdef DEBUG_STRICT 132 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 }
144 133
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 134 l.l = 0;
135 l.f = 0;
136}
137
138// nuke a single wide character at the given column
139void
140rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
141{
142 // find begin
143 while (col > 0 && l.t[col] == NOCHAR)
144 col--;
145
146 rend_t rend = l.r[col] & ~RS_baseattrMask;
147 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
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;
155 unsigned int p, q;
156 int k;
157 rend_t setrstyle;
158
159 D_SCREEN((stderr, "rxvt_scr_reset()"));
160
161 TermWin.view_start = 0; 164 view_start = 0;
162 num_scr = 0; 165 num_scr = 0;
163 166
164 if (TermWin.ncol == 0) 167 if (ncol == 0)
165 TermWin.ncol = 80; 168 ncol = 80;
166 169
167 if (TermWin.nrow == 0) 170 if (nrow == 0)
168 TermWin.nrow = 24; 171 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 172
173 if (ncol == prev_ncol && nrow == prev_nrow) 173 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 174 return;
175 175
176 // we need at least two lines for wrapping to work correctly
177 while (nrow + saveLines < 2)
178 {
179 //TODO//FIXME
180 saveLines++;
181 prev_nrow--;
182 top_row--;
183 }
184
176 want_refresh = 1; 185 want_refresh = 1;
177 186
187 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 188 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 189
181 screen.tscroll = 0; 190 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 191 screen.bscroll = nrow - 1;
183 192
184 if (!talloc) 193 if (!row_buf)
185 { 194 {
195 /*
196 * first time called so just malloc everything: don't rely on realloc
197 */
198 top_row = 0;
199 term_start = 0;
200
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 201 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 202 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 *));
200 203
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 204 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 205 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 207
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 208 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 } 209 {
210 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
211 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
212 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
213 }
217 214
218 MEMSET(charsets, 'B', sizeof(charsets)); 215 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 216 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 217 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 218 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 219 screen.charset = 0;
224 current_screen = PRIMARY; 220 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 221 scr_cursor (SAVE);
226 222
227#if NSCREENS 223#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 224 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 225 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 226 swap.charset = 0;
231 current_screen = SECONDARY; 227 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 228 scr_cursor (SAVE);
233 current_screen = PRIMARY; 229 current_screen = PRIMARY;
234#endif 230#endif
235 231
236 selection.text = NULL; 232 selection.text = NULL;
237 selection.len = 0; 233 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 234 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 235 selection.screen = PRIMARY;
240 selection.clicks = 0; 236 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this); 237 selection.clip_text = NULL;
242 rvideo = 0; 238 selection.clip_len = 0;
243 } 239 }
244 else 240 else
245 { 241 {
246 /* 242 /*
247 * add or delete rows as appropriate 243 * add or delete rows as appropriate
248 */ 244 */
249 setrstyle = DEFAULT_RSTYLE;
250 245
246 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
247 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
248
249#if 0
251 if (nrow < prev_nrow) 250 if (nrow < prev_nrow)
252 { 251 {
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++) 252 for (int row = nrow; row < prev_nrow; row++)
258 { 253 {
259 q = p + TermWin.saveLines; 254 lfree (swap_buf [row]);
260 if (screen.text[q]) 255 lfree (drawn_buf[row]);
256 }
257 }
258#endif
259
260 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
261 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
262
263 for (int row = min (nrow, prev_nrow); row--; )
264 {
265 lresize (drawn_buf[row]);
266 lresize (swap_buf [row]);
267 }
268
269 for (int row = prev_nrow; row < nrow; row++)
270 {
271 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
272 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
273 }
274
275 line_t *old_buf = row_buf;
276 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
277
278 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
279 int pend = MOD (term_start + top_row , prev_total_rows);
280 int q = total_rows; // rewrapped row
281
282 if (top_row)
283 {
284 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
285 // to come up with a lean and mean algorithm.
286 // TODO: maybe optimise when width didn't change
287
288 row_col_t ocur = screen.cur;
289 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
290
291 do
292 {
293 p = MOD (p - 1, prev_total_rows);
294 assert (old_buf [MOD (p, prev_total_rows)].t);
295 int plines = 1;
296 int llen = old_buf [MOD (p, prev_total_rows)].l;
297
298 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 299 {
262#ifdef DEBUG_STRICT 300 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 301
264#endif 302 plines++;
265 talloc->free (screen.text[q]); 303 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 304 }
268 if (swap.text[p]) 305
306 int qlines = max (0, (llen - 1) / ncol) + 1;
307
308 // drop partial lines completely
309 if (q < qlines)
310 break;
311
312 q -= qlines;
313
314 int lofs = 0;
315 line_t *qline;
316
317 // re-assemble the full line by destination lines
318 for (int qrow = q; qlines--; qrow++)
269 { 319 {
270#ifdef DEBUG_STRICT 320 qline = row_buf + qrow;
271 assert (swap.rend[p]); 321 lalloc (*qline);
272#endif 322 qline->l = ncol;
273 talloc->free (swap.text[p]); 323 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 324
325 int qcol = 0;
326
327 // see below for cursor adjustment rationale
328 if (p == ocur.row)
329 screen.cur.row = q - (total_rows - nrow);
330
331 // fill a single destination line
332 while (lofs < llen && qcol < ncol)
333 {
334 int prow = lofs / prev_ncol;
335 int pcol = lofs % prev_ncol;
336
337 prow = MOD (p + prow, prev_total_rows);
338
339 // we only adjust the cursor _row_ and put it into
340 // the topmost line of "long line" it was in, as
341 // this seems to upset applications/shells/readline
342 // least.
343 if (prow == ocur.row)
344 screen.cur.row = q - (total_rows - nrow);
345
346 line_t &pline = old_buf [prow];
347
348 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
349
350 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
351 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
352
353 lofs += len;
354 qcol += len;
355 }
275 } 356 }
276#ifdef DEBUG_STRICT 357
277 assert (drawn_text[p] && drawn_rend[p]); 358 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 359 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 360 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 361 }
362 while (p != pend && q > 0);
282 363
283 /* we have fewer rows so fix up cursor position */ 364 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 365 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 366
287 scr_reset_realloc (); /* realloc _last_ */ 367 // make sure all terminal lines exist
288 } 368 while (top_row > 0)
289 else if (nrow > prev_nrow) 369 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 370 }
291 /* add rows */ 371 else
292 scr_reset_realloc (); /* realloc _first_ */ 372 {
373 // if no scrollback exists (yet), wing, instead of wrap
293 374
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 375 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 { 376 {
300 screen.tlen[p] = 0; 377 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 378 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 379
380 qline = pline;
381 lresize (qline);
303 } 382 }
304 383
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++) 384 for (int row = prev_nrow; row < nrow; row++)
309 { 385 {
310 swap.tlen[p] = 0; 386 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 } 387 }
318 388
319 if (k > 0) 389 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 { 390 }
340 int common = min (prev_ncol, ncol); 391
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 392 free (old_buf);
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 393 delete old_ta;
394 delete old_ra;
395
396 clamp_it (screen.cur.row, 0, nrow - 1);
397 clamp_it (screen.cur.col, 0, ncol - 1);
343 398 }
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;
350 399
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); 400 free (tabs);
395 } 401 tabs = (char *)rxvt_malloc (ncol);
402
403 for (int col = ncol; --col; )
404 tabs [col] = col % TABSIZE == 0;
405
406 CLEAR_ALL_SELECTION ();
396 407
397 prev_nrow = nrow; 408 prev_nrow = nrow;
398 prev_ncol = ncol; 409 prev_ncol = ncol;
399 410
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 (); 411 tt_winch ();
406}
407 412
408void 413 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} 414}
430 415
431/* ------------------------------------------------------------------------- */ 416/* ------------------------------------------------------------------------- */
432/* 417/*
433 * Free everything. That way malloc debugging can find leakage. 418 * Free everything. That way malloc debugging can find leakage.
434 */ 419 */
435void 420void
436rxvt_term::scr_release() 421rxvt_term::scr_release () NOTHROW
437{ 422{
438 uint16_t total_rows; 423 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 } 424 {
450#endif 425 delete talloc; talloc = 0;
426 delete ralloc; ralloc = 0;
451 427
452 delete talloc; 428 free (row_buf);
453 delete ralloc; 429 free (swap_buf);
430 free (drawn_buf);
431 row_buf = 0; // signal that we freed all the arrays above
454 432
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); 433 free (tabs);
466 434 tabs = 0;
467 /* NULL these so if anything tries to use them, we'll know about it */ 435 }
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} 436}
475 437
476/* ------------------------------------------------------------------------- */ 438/* ------------------------------------------------------------------------- */
477/* 439/*
478 * Hard reset 440 * Hard/Soft reset
479 */ 441 */
480/* EXTPROTO */
481void 442void
482rxvt_scr_poweron(pR) 443rxvt_term::scr_poweron ()
483{ 444{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 445 scr_release ();
487 R->prev_nrow = R->prev_ncol = 0; 446 prev_nrow = prev_ncol = 0;
447 rvideo_mode = false;
448 scr_soft_reset ();
488 R->scr_reset (); 449 scr_reset ();
489 450
490 R->scr_clear (); 451 scr_clear (true);
491 R->scr_refresh (SLOW_REFRESH); 452 scr_refresh ();
492#ifdef RXVT_GRAPHICS 453}
493 rxvt_Gr_reset (aR); 454
455void
456rxvt_term::scr_soft_reset ()
457{
458 /* only affects modes, nothing drastic such as clearing the screen */
459#if ENABLE_OVERLAY
460 scr_overlay_off ();
494#endif 461#endif
462
463 if (current_screen != PRIMARY)
464 scr_swap_screen ();
465
466 scr_scroll_region (0, MAX_ROWS - 1);
467 scr_rendition (0, ~RS_None);
468 scr_insert_mode (0);
495} 469}
496 470
497/* ------------------------------------------------------------------------- * 471/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 472 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 473 * ------------------------------------------------------------------------- */
500/* 474/*
501 * Save and Restore cursor 475 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 476 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 477 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 478 */
505/* EXTPROTO */
506void 479void
507rxvt_scr_cursor(pR_ int mode) 480rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 481{
509 screen_t *s; 482 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 483
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 484#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 485 if (current_screen == SECONDARY)
515 s = &(R->swap); 486 s = &swap;
516 else 487 else
517#endif 488#endif
518 s = &(R->screen); 489 s = &screen;
490
519 switch (mode) { 491 switch (mode)
492 {
520 case SAVE: 493 case SAVE:
521 s->s_cur.row = s->cur.row; 494 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 495 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 496 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 497 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 498 s->s_charset_char = charsets[screen.charset];
526 break; 499 break;
500
527 case RESTORE: 501 case RESTORE:
528 R->want_refresh = 1; 502 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 503 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 504 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 505 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 506 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 507 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 508 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 509 set_font_style ();
536 break; 510 break;
537 } 511 }
512
538/* boundary check in case screen size changed between SAVE and RESTORE */ 513 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 514 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 515 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 516 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 517 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */ 518}
545 MAX_IT(s->cur.row, 0); 519
546 MAX_IT(s->cur.col, 0); 520void
547#endif 521rxvt_term::scr_swap_screen ()
522{
523 if (!option (Opt_secondaryScreen))
524 return;
525
526 for (int i = prev_nrow; i--; )
527 ::swap (ROW(i), swap_buf [i]);
528
529 ::swap (screen.cur, swap.cur);
530
531 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
532 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 533}
549 534
550/* ------------------------------------------------------------------------- */ 535/* ------------------------------------------------------------------------- */
551/* 536/*
552 * Swap between primary and secondary screens 537 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 538 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 539 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 540 */
556/* EXTPROTO */ 541void
557int
558rxvt_scr_change_screen(pR_ int scrn) 542rxvt_term::scr_change_screen (int scrn)
559{ 543{
560 int i; 544 if (scrn == current_screen)
545 return;
546
547 want_refresh = 1;
548 view_start = 0;
549
550 selection_check (2); /* check for boundary cross */
551
552 current_screen = scrn;
553
561#if NSCREENS 554#if NSCREENS
562 int offset; 555 if (option (Opt_secondaryScreen))
563#endif 556 {
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; 557 num_scr = 0;
579 offset = R->TermWin.saveLines; 558
580 for (i = R->prev_nrow; i--;) { 559 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 560
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 561 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 562 ::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; 563 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 564 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 } 565 }
566 else
607# endif 567#endif
608#else 568 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); 569 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 570}
621#endif 571
572// clear WrapNext indicator, solidifying position on next line
573void
574rxvt_term::scr_do_wrap () NOTHROW
575{
576 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 577 return;
578
579 screen.flags &= ~Screen_WrapNext;
580
581 screen.cur.col = 0;
582
583 if (screen.cur.row == screen.bscroll)
584 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
585 else if (screen.cur.row < nrow - 1)
586 screen.cur.row++;
623} 587}
624 588
625/* ------------------------------------------------------------------------- */ 589/* ------------------------------------------------------------------------- */
626/* 590/*
627 * Change the colour for following text 591 * Change the colour for following text
628 */ 592 */
629/* EXTPROTO */
630void 593void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 594rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 595{
596 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 597 color = fgbg;
598
634 if (fgbg == Color_fg) 599 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 600 rstyle = SET_FGCOLOR (rstyle, color);
636 else 601 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 602 rstyle = SET_BGCOLOR (rstyle, color);
638} 603}
639 604
640/* ------------------------------------------------------------------------- */ 605/* ------------------------------------------------------------------------- */
641/* 606/*
642 * Change the rendition style for following text 607 * Change the rendition style for following text
643 */ 608 */
644/* EXTPROTO */
645void 609void
646rxvt_scr_rendition(pR_ int set, int style) 610rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 611{
648 if (set) 612 if (set)
649 R->rstyle |= style; 613 rstyle |= style;
650 else if (style == ~RS_None) 614 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 615 rstyle = DEFAULT_RSTYLE;
652 else 616 else
653 R->rstyle &= ~style; 617 rstyle &= ~style;
654} 618}
655 619
656/* ------------------------------------------------------------------------- */ 620/* ------------------------------------------------------------------------- */
657/* 621/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 622 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 623 * count positive ==> scroll up
660 * count negative ==> scroll down 624 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 625 */
663int 626int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 627rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 628{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 629 if (count == 0 || (row1 > row2))
670 return 0; 630 return 0;
671 631
672 want_refresh = 1; 632 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 633 num_scr += count;
674 634
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 635 if (count > 0
636 && row1 == 0
637 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
638 {
639 top_row = max (top_row - count, -saveLines);
640
641 // scroll everything up 'count' lines
642 term_start = (term_start + count) % total_rows;
643
644 // sever bottommost line
676 { 645 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 646 line_t &l = ROW(row2 - count);
678 647 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 648 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 } 649 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 650
692 row2 += TermWin.saveLines; 651 // erase newly scrolled-in lines
652 for (int i = count; i--; )
653 {
654 line_t &l = ROW(nrow - 1 - i);
693 655
656 // optimize if already cleared, can be significant on slow machines
657 // could be rolled into scr_blank_screen_mem
658 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
659 {
660 scr_blank_line (l, 0, l.l, rstyle);
661 l.l = 0;
662 l.f = 0;
663 }
664 else
665 scr_blank_screen_mem (l, rstyle);
666 }
667
668 // now copy lines below the scroll region bottom to the
669 // bottom of the screen again, so they look as if they
670 // hadn't moved.
671 for (int i = nrow; --i > row2; )
672 {
673 line_t &l1 = ROW(i - count);
674 line_t &l2 = ROW(i);
675
676 ::swap (l1, l2);
677 l2.touch ();
678 }
679
680 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 681 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 } 682 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 683 selection.beg.row -= count;
712 selection.end.row -= count; 684 selection.end.row -= count;
713 selection.mark.row -= count; 685 selection.mark.row -= count;
686
687 if (selection.beg.row < top_row
688 || selection.end.row < top_row
689 || selection.mark.row < top_row)
690 {
691 CLEAR_ALL_SELECTION ();
692 selection.op = SELECTION_CLEAR;
714 } 693 }
715 }
716
717 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */
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 int rows = row2 - row1 + 1;
734
735 min_it (count, rows);
736
737 line_t *temp_buf = row_buf + total_rows;
738
739 for (int row = 0; row < rows; row++)
744 } 740 {
745 j = row2 - count + 1, i = count; 741 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750 742
751 /* B1: Copy lines that will get clobbered by the rotation */ 743 if (!IN_RANGE_EXC (row + count, 0, rows))
752 for (i = 0, j = row2; i < count; i++, j--) 744 scr_blank_screen_mem (temp_buf [row], rstyle);
753 { 745 }
754 buf_text[i] = screen.text[j];
755 buf_rend[i] = screen.rend[j];
756 }
757 /* B2: Rotate lines */
758 for (j = row2, i = j - count; i >= row1; i--, j--)
759 {
760 screen.tlen[j] = screen.tlen[i];
761 screen.text[j] = screen.text[i];
762 screen.rend[j] = screen.rend[i];
763 }
764 j = row1, i = count;
765 count = -count;
766 }
767 746
768 /* C: Resurrect lines */ 747 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 748 ROW(row1 + row) = temp_buf [row];
770 { 749 }
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
784 750
785 return count; 751 return count;
786} 752}
787 753
788/* ------------------------------------------------------------------------- */ 754/* ------------------------------------------------------------------------- */
789/* 755/*
790 * Add text given in <str> of length <len> to screen struct 756 * Add text given in <str> of length <len> to screen struct
791 */ 757 */
792/* EXTPROTO */
793void 758void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 759rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
795{ 760{
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 */ 761 if (len <= 0) /* sanity */
803 return; 762 return;
804 763
764 unsigned char checksel;
765 unicode_t c;
766 int ncol = this->ncol;
767 const wchar_t *strend = str + len;
768
805 R->want_refresh = 1; 769 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); 770 ZERO_SCROLLBACK ();
771
810 if (nlines > 0) { 772 if (minlines > 0)
773 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 774 minlines += screen.cur.row - screen.bscroll;
775 min_it (minlines, screen.cur.row - top_row);
776
812 if ((nlines > 0) 777 if (minlines > 0
813 && (R->screen.tscroll == 0) 778 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 779 && screen.bscroll == nrow - 1)
780 {
815 /* _at least_ this many lines need to be scrolled */ 781 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 782 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 783 screen.cur.row -= minlines;
818 } 784 }
819 } 785 }
820#ifdef DEBUG_STRICT 786
821 assert(R->screen.cur.col < last_col); 787 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 788 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 789 && screen.cur.row >= top_row);
824#else /* drive with your eyes closed */ 790 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;
830 791
831 checksel = (R->selection.op 792 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 793
835 stp = R->screen.text[row]; 794 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 795
838 for (i = 0; i < len;) { 796 while (str < strend)
839 c = str[i++]; 797 {
840 switch (c) { 798 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 799
842 rxvt_scr_tab (aR_ 1); 800 if (expect_false (c < 0x20))
801 if (c == C0_LF)
802 {
803 max_it (line->l, screen.cur.col);
804
805 screen.flags &= ~Screen_WrapNext;
806
807 if (screen.cur.row == screen.bscroll)
808 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
809 else if (screen.cur.row < (nrow - 1))
810 row = ++screen.cur.row;
811
812 line = &ROW(row); /* _must_ refresh */
843 continue; 813 continue;
844 case '\n': 814 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 815 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 816 {
817 max_it (line->l, screen.cur.col);
818
847 R->screen.flags &= ~Screen_WrapNext; 819 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 820 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; 821 continue;
855 case '\r': 822 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 823 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 824 {
858 R->screen.flags &= ~Screen_WrapNext; 825 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 826 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 827 }
866 828
829 if (expect_false (
867 if (checksel /* see if we're writing within selection */ 830 checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 831 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 832 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
833 ))
834 {
870 checksel = 0; 835 checksel = 0;
871 clearsel = 1; 836 /*
837 * If we wrote anywhere in the selected area, kill the selection
838 * XXX: should we kill the mark too? Possibly, but maybe that
839 * should be a similar check.
840 */
841 CLEAR_SELECTION ();
842 }
843
844 if (expect_false (screen.flags & Screen_WrapNext))
872 } 845 {
873 if (R->screen.flags & Screen_WrapNext) { 846 scr_do_wrap ();
874 R->screen.tlen[row] = -1; 847
875 if (R->screen.cur.row == R->screen.bscroll) 848 line->l = ncol;
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 849 line->is_longer (1);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 850
878 row = (++R->screen.cur.row) + R->TermWin.saveLines; 851 row = screen.cur.row;
879 stp = R->screen.text[row]; /* _must_ refresh */ 852 line = &ROW(row); /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */ 853 }
881 R->screen.cur.col = 0; 854
882 R->screen.flags &= ~Screen_WrapNext; 855 // some utf-8 decoders "decode" surrogate characters: let's fix this.
856 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
857 c = 0xfffd;
858
859 // rely on wcwidth to tell us the character width, do wcwidth before
860 // further replacements, as wcwidth might return -1 for the line
861 // drawing characters below as they might be invalid in the current
862 // locale.
863 int width = WCWIDTH (c);
864
865 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
883 } 866 {
884 if (R->screen.flags & Screen_Insert) 867 // vt100 special graphics and line drawing
885 rxvt_scr_insdel_chars(aR_ 1, INSERT); 868 // 5f-7e standard vt100
869 // 40-5e rxvt extension for extra curses acs chars
870 static uint16_t vt100_0[62] = { // 41 .. 7e
871 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
872 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
873 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
874 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
875 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
876 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
877 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
878 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
879 };
886 880
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 881 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
888 switch (c)
889 { 882 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 883 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 884 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 } 885 }
886 }
902 887
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 888 if (expect_false (screen.flags & Screen_Insert))
889 scr_insdel_chars (width, INSERT);
904 890
905 stp[R->screen.cur.col] = c; 891 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 892 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 893#if !UNICODE_3
911 int width = wcwidth (c); 894 // trim characters we can't store directly :(
895 if (c >= 0x10000)
896# if ENABLE_COMBINING
897 c = rxvt_composite.compose (c); // map to lower 16 bits
898# else
899 c = 0xfffd;
900# endif
901#endif
902
903 // nuke the character at this position, if required
904 if (expect_false (
905 line->t[screen.cur.col] == NOCHAR
906 || (screen.cur.col < ncol - 1
907 && line->t[screen.cur.col + 1] == NOCHAR)
908 ))
909 scr_kill_char (*line, screen.cur.col);
910
911 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
912
913 // if the character doesn't fit into the remaining columns...
914 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
912 915 {
913 if (width > 1) 916 // ... artificially enlargen the previous one
917 c = NOCHAR;
918 // and try the same character next loop iteration
919 --str;
920 }
921
922 line->touch ();
923
924 do
914 { 925 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1) 926 line->t[screen.cur.col] = c;
927 line->r[screen.cur.col] = rend;
928
929 if (expect_true (screen.cur.col < ncol - 1))
930 screen.cur.col++;
931 else
916 { 932 {
917 933 line->l = ncol;
918 srp[R->screen.cur.col] |= RS_wide; 934 if (screen.flags & Screen_Autowrap)
919 935 screen.flags |= Screen_WrapNext;
920 R->screen.cur.col++; 936 break;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 } 937 }
938
939 c = NOCHAR;
940 }
941 while (expect_false (--width > 0));
942
943 // pad with spaces when overwriting wide character with smaller one
944 if (expect_false (!width))
945 {
946 line->touch ();
947
948 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
949 {
950 line->t[c] = ' ';
951 line->r[c] = rend;
924 } 952 }
925 } 953 }
926 954 }
927 if (R->screen.cur.col < last_col - 1) 955#if ENABLE_COMBINING
928 R->screen.cur.col++; 956 else // width == 0
929 else {
930 R->screen.tlen[row] = last_col;
931 if (R->screen.flags & Screen_Autowrap)
932 R->screen.flags |= Screen_WrapNext;
933 } 957 {
934 } 958 if (c != 0xfeff) // ignore BOM
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 959 {
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 960 // handle combining characters
961 // we just tag the accent on the previous on-screen character.
962 // this is arguably not correct, but also arguably not wrong.
963 // we don't handle double-width characters nicely yet.
964 line_t *linep;
965 text_t *tp;
966 rend_t *rp;
937 967
938/* 968 if (screen.cur.col > 0)
939 * If we wrote anywhere in the selected area, kill the selection 969 {
940 * XXX: should we kill the mark too? Possibly, but maybe that 970 linep = line;
941 * should be a similar check. 971 tp = line->t + screen.cur.col - 1;
942 */ 972 rp = line->r + screen.cur.col - 1;
943 if (clearsel) 973 }
944 CLEAR_SELECTION(R); 974 else if (screen.cur.row > 0
975 && ROW(screen.cur.row - 1).is_longer ())
976 {
977 linep = &ROW(screen.cur.row - 1);
978 tp = line->t + ncol - 1;
979 rp = line->r + ncol - 1;
980 }
981 else
982 continue;
945 983
946#ifdef DEBUG_STRICT 984 linep->touch ();
985
986 while (*tp == NOCHAR && tp > linep->t)
987 tp--, rp--;
988
989 // first try to find a precomposed character
990 unicode_t n = rxvt_compose (*tp, c);
991 if (n == NOCHAR)
992 n = rxvt_composite.compose (*tp, c);
993
994 *tp = n;
995 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
996 }
997 }
998#endif
999 }
1000
1001 max_it (line->l, screen.cur.col);
1002
947 assert(R->screen.cur.row >= 0); 1003 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0);
950#endif
951} 1004}
952 1005
953/* ------------------------------------------------------------------------- */ 1006/* ------------------------------------------------------------------------- */
954/* 1007/*
955 * Process Backspace. Move back the cursor back a position, wrap if have to 1008 * Process Backspace. Move back the cursor back a position, wrap if have to
956 * XTERM_SEQ: CTRL-H 1009 * XTERM_SEQ: CTRL-H
957 */ 1010 */
958/* EXTPROTO */
959void 1011void
960rxvt_scr_backspace(pR) 1012rxvt_term::scr_backspace () NOTHROW
961{ 1013{
962 R->want_refresh = 1;
963 if (R->screen.cur.col == 0) { 1014 if (screen.cur.col == 0)
1015 {
964 if (R->screen.cur.row > 0) { 1016 if (screen.cur.row > 0)
1017 {
965#ifdef TERMCAP_HAS_BW 1018#ifdef TERMCAP_HAS_BW
966 R->screen.cur.col = R->TermWin.ncol - 1; 1019 screen.cur.col = ncol - 1;
967 R->screen.cur.row--; 1020 --screen.cur.row;
968 return; 1021
1022 want_refresh = 1;
969#endif 1023#endif
970 } 1024 }
971 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1025 }
1026 else
972 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1027 scr_gotorc (0, -1, RELATIVE);
973 R->screen.flags &= ~Screen_WrapNext;
974} 1028}
975 1029
976/* ------------------------------------------------------------------------- */ 1030/* ------------------------------------------------------------------------- */
977/* 1031/*
978 * Process Horizontal Tab 1032 * Process Horizontal Tab
979 * count: +ve = forward; -ve = backwards 1033 * count: +ve = forward; -ve = backwards
980 * XTERM_SEQ: CTRL-I 1034 * XTERM_SEQ: CTRL-I
981 */ 1035 */
982/* EXTPROTO */
983void 1036void
984rxvt_scr_tab(pR_ int count) 1037rxvt_term::scr_tab (int count, bool ht) NOTHROW
985{ 1038{
986 int i, x; 1039 int i, x;
987 1040
988 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
989 R->want_refresh = 1; 1041 want_refresh = 1;
990 i = x = R->screen.cur.col; 1042 i = x = screen.cur.col;
1043
991 if (count == 0) 1044 if (count == 0)
992 return; 1045 return;
993 else if (count > 0) { 1046 else if (count > 0)
1047 {
1048 line_t &l = ROW(screen.cur.row);
1049 rend_t base_rend = l.r[i];
1050 ht &= l.t[i] == ' ';
1051
994 for (; ++i < R->TermWin.ncol; ) 1052 for (; ++i < ncol; )
995 if (R->tabs[i]) { 1053 if (tabs[i])
1054 {
996 x = i; 1055 x = i;
1056
997 if (!--count) 1057 if (!--count)
998 break; 1058 break;
1059 }
1060 else
1061 ht &= l.t[i] == ' '
1062 && RS_SAME (l.r[i], base_rend);
1063
1064 if (count)
1065 x = ncol - 1;
1066
1067 // store horizontal tab commands as characters inside the text
1068 // buffer so they can be selected and pasted.
1069 if (ht && option (Opt_pastableTabs))
1070 {
1071 base_rend = SET_FONT (base_rend, 0);
1072
1073 l.touch (x);
1074
1075 i = screen.cur.col;
1076
1077 l.t[i] = '\t';
1078 l.r[i] = base_rend;
1079
1080 while (++i < x)
1081 {
1082 l.t[i] = NOCHAR;
1083 l.r[i] = base_rend;
999 } 1084 }
1000 if (count) 1085 }
1001 x = R->TermWin.ncol - 1; 1086 }
1002 } else /* if (count < 0) */ { 1087 else /* if (count < 0) */
1088 {
1003 for (; --i >= 0; ) 1089 for (; --i >= 0; )
1004 if (R->tabs[i]) { 1090 if (tabs[i])
1005 x = i;
1006 if (!++count)
1007 break;
1008 } 1091 {
1009 if (count)
1010 x = 0; 1092 x = i;
1093 if (!++count)
1094 break;
1095 }
1096
1097 if (count)
1098 x = 0;
1011 } 1099 }
1100
1012 if (x != R->screen.cur.col) 1101 if (x != screen.cur.col)
1013 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1102 scr_gotorc (0, x, R_RELATIVE);
1014} 1103}
1015 1104
1016/* ------------------------------------------------------------------------- */ 1105/* ------------------------------------------------------------------------- */
1017/* 1106/*
1018 * Process DEC Back Index 1107 * Process DEC Back Index
1019 * XTERM_SEQ: ESC 6 1108 * XTERM_SEQ: ESC 6
1020 * Move cursor left in row. If we're at the left boundary, shift everything 1109 * Move cursor left in row. If we're at the left boundary, shift everything
1021 * in that row right. Clear left column. 1110 * in that row right. Clear left column.
1022 */ 1111 */
1023#ifndef NO_FRILLS 1112#if !ENABLE_MINIMAL
1024/* EXTPROTO */
1025void 1113void
1026rxvt_scr_backindex(pR) 1114rxvt_term::scr_backindex () NOTHROW
1027{ 1115{
1028 if (R->screen.cur.col > 0) 1116 if (screen.cur.col > 0)
1029 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1117 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1030 else { 1118 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); 1119 scr_insdel_chars (1, INSERT);
1034 }
1035} 1120}
1036#endif 1121#endif
1037/* ------------------------------------------------------------------------- */ 1122/* ------------------------------------------------------------------------- */
1038/* 1123/*
1039 * Process DEC Forward Index 1124 * Process DEC Forward Index
1040 * XTERM_SEQ: ESC 9 1125 * XTERM_SEQ: ESC 9
1041 * Move cursor right in row. If we're at the right boundary, shift everything 1126 * Move cursor right in row. If we're at the right boundary, shift everything
1042 * in that row left. Clear right column. 1127 * in that row left. Clear right column.
1043 */ 1128 */
1044#ifndef NO_FRILLS 1129#if !ENABLE_MINIMAL
1045/* EXTPROTO */
1046void 1130void
1047rxvt_scr_forwardindex(pR) 1131rxvt_term::scr_forwardindex () NOTHROW
1048{ 1132{
1049 int row;
1050
1051 if (R->screen.cur.col < R->TermWin.ncol - 1) 1133 if (screen.cur.col < ncol - 1)
1052 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1134 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1053 else { 1135 else
1054 row = R->screen.cur.row + R->TermWin.saveLines; 1136 {
1055 if (R->screen.tlen[row] == 0) 1137 line_t &l = ROW(screen.cur.row);
1056 return; /* um, yeah? */ 1138
1057 else if (R->screen.tlen[row] == -1) 1139 l.touch ();
1058 R->screen.tlen[row] = R->TermWin.ncol; 1140 l.is_longer (0);
1141
1059 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1142 scr_gotorc (0, 0, R_RELATIVE);
1060 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1143 scr_insdel_chars (1, DELETE);
1061 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1144 scr_gotorc (0, ncol - 1, R_RELATIVE);
1062 } 1145 }
1063} 1146}
1064#endif 1147#endif
1065 1148
1066/* ------------------------------------------------------------------------- */ 1149/* ------------------------------------------------------------------------- */
1067/* 1150/*
1068 * Goto Row/Column 1151 * Goto Row/Column
1069 */ 1152 */
1070/* EXTPROTO */
1071void 1153void
1072rxvt_scr_gotorc(pR_ int row, int col, int relative) 1154rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1073{ 1155{
1074 R->want_refresh = 1; 1156 want_refresh = 1;
1075 ZERO_SCROLLBACK(R); 1157 ZERO_SCROLLBACK ();
1076#ifdef RXVT_GRAPHICS
1077 if (rxvt_Gr_Displayed(aR))
1078 rxvt_Gr_scroll(aR_ 0);
1079#endif
1080 1158
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) 1159 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1084 : col); 1160 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 1161
1088 R->screen.flags &= ~Screen_WrapNext; 1162 screen.flags &= ~Screen_WrapNext;
1163
1089 if (relative & R_RELATIVE) { 1164 if (relative & R_RELATIVE)
1165 {
1090 if (row > 0) { 1166 if (row > 0)
1167 {
1091 if (R->screen.cur.row <= R->screen.bscroll 1168 if (screen.cur.row <= screen.bscroll
1092 && (R->screen.cur.row + row) > R->screen.bscroll) 1169 && (screen.cur.row + row) > screen.bscroll)
1093 R->screen.cur.row = R->screen.bscroll; 1170 screen.cur.row = screen.bscroll;
1094 else 1171 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; 1172 screen.cur.row += row;
1173 }
1174 else if (row < 0)
1175 {
1176 if (screen.cur.row >= screen.tscroll
1177 && (screen.cur.row + row) < screen.tscroll)
1178 screen.cur.row = screen.tscroll;
1179 else
1180 screen.cur.row += row;
1181 }
1182 }
1183 else
1109 } 1184 {
1110 MAX_IT(R->screen.cur.row, 0); 1185 if (screen.flags & Screen_Relative)
1111 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1186 {
1112} 1187 /* relative origin mode */
1188 screen.cur.row = row + screen.tscroll;
1189 min_it (screen.cur.row, screen.bscroll);
1190 }
1191 else
1192 screen.cur.row = row;
1193 }
1113 1194
1195 clamp_it (screen.cur.row, 0, nrow - 1);
1196}
1197
1114/* ------------------------------------------------------------------------- */ 1198/* ------------------------------------------------------------------------- */
1115/* 1199/*
1116 * direction should be UP or DN 1200 * direction should be UP or DN
1117 */ 1201 */
1118/* EXTPROTO */
1119void 1202void
1120rxvt_scr_index(pR_ enum page_dirn direction) 1203rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1121{ 1204{
1122 int dirn; 1205 int dirn;
1123 1206
1124 R->want_refresh = 1; 1207 want_refresh = 1;
1208 ZERO_SCROLLBACK ();
1209
1125 dirn = ((direction == UP) ? 1 : -1); 1210 dirn = ((direction == UP) ? 1 : -1);
1126 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1127 1211
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; 1212 screen.flags &= ~Screen_WrapNext;
1213
1136 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1214 if ((screen.cur.row == screen.bscroll && direction == UP)
1137 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1215 || (screen.cur.row == screen.tscroll && direction == DN))
1138 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1216 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1139 else 1217 else
1140 R->screen.cur.row += dirn; 1218 screen.cur.row += dirn;
1141 MAX_IT(R->screen.cur.row, 0); 1219
1142 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1220 clamp_it (screen.cur.row, 0, nrow - 1);
1143 rxvt_selection_check(aR_ 0); 1221 selection_check (0);
1144} 1222}
1145 1223
1146/* ------------------------------------------------------------------------- */ 1224/* ------------------------------------------------------------------------- */
1147/* 1225/*
1148 * Erase part or whole of a line 1226 * Erase part or whole of a line
1149 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1227 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1150 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1228 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1151 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1229 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1230 * extension: clear to right unless wrapped: ESC [ 3 K
1152 */ 1231 */
1153/* EXTPROTO */
1154void 1232void
1155rxvt_scr_erase_line(pR_ int mode) 1233rxvt_term::scr_erase_line (int mode) NOTHROW
1156{ 1234{
1157 unsigned int row, col, num; 1235 unsigned int col, num;
1158 1236
1159 R->want_refresh = 1; 1237 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); 1238 ZERO_SCROLLBACK ();
1162 1239
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); 1240 selection_check (1);
1169 1241
1170 R->screen.flags &= ~Screen_WrapNext; 1242 line_t &line = ROW(screen.cur.row);
1171 1243
1172 row = R->TermWin.saveLines + R->screen.cur.row; 1244 line.touch ();
1245 line.is_longer (0);
1246
1173 switch (mode) 1247 switch (mode)
1174 { 1248 {
1249 case 3:
1250 if (screen.flags & Screen_WrapNext)
1251 return;
1252
1253 /* fall through */
1254
1175 case 0: /* erase to end of line */ 1255 case 0: /* erase to end of line */
1176 col = R->screen.cur.col; 1256 col = screen.cur.col;
1177 num = R->TermWin.ncol - col; 1257 num = ncol - col;
1178 MIN_IT(R->screen.tlen[row], (int16_t)col); 1258 min_it (line.l, col);
1259
1179 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1260 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1180 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1261 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1181 CLEAR_SELECTION(R); 1262 CLEAR_SELECTION ();
1182 break; 1263 break;
1264
1183 case 1: /* erase to beginning of line */ 1265 case 1: /* erase to beginning of line */
1184 col = 0; 1266 col = 0;
1185 num = R->screen.cur.col + 1; 1267 num = screen.cur.col + 1;
1268
1186 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1269 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1187 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1270 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1188 CLEAR_SELECTION(R); 1271 CLEAR_SELECTION ();
1189 break; 1272 break;
1273
1190 case 2: /* erase whole line */ 1274 case 2: /* erase whole line */
1191 col = 0; 1275 col = 0;
1192 num = R->TermWin.ncol; 1276 num = ncol;
1193 R->screen.tlen[row] = 0; 1277 line.l = 0;
1194 if (R->selection.beg.row <= R->screen.cur.row 1278 if (selection.beg.row <= screen.cur.row
1195 && R->selection.end.row >= R->screen.cur.row) 1279 && selection.end.row >= screen.cur.row)
1196 CLEAR_SELECTION(R); 1280 CLEAR_SELECTION ();
1197 break; 1281 break;
1198 default: 1282 default:
1199 return; 1283 return;
1200 } 1284 }
1201 1285
1202 if (R->screen.text[row]) 1286 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} 1287}
1208 1288
1209/* ------------------------------------------------------------------------- */ 1289/* ------------------------------------------------------------------------- */
1210/* 1290/*
1211 * Erase part of whole of the screen 1291 * Erase part of whole of the screen
1212 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1292 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1213 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1293 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1214 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1294 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1215 */ 1295 */
1216void 1296void
1217rxvt_term::scr_erase_screen (int mode) 1297rxvt_term::scr_erase_screen (int mode) NOTHROW
1218{ 1298{
1219 int num; 1299 int num;
1220 int32_t row, row_offset; 1300 int32_t row;
1221 rend_t ren; 1301 rend_t ren;
1222 XGCValues gcvalue; 1302 XGCValues gcvalue;
1223 1303
1224 want_refresh = 1; 1304 want_refresh = 1;
1225 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1226 ZERO_SCROLLBACK(this); 1305 ZERO_SCROLLBACK ();
1227 row_offset = (int32_t)TermWin.saveLines;
1228 1306
1229 switch (mode) { 1307 switch (mode)
1308 {
1230 case 0: /* erase to end of screen */ 1309 case 0: /* erase to end of screen */
1231 rxvt_selection_check(this,1); 1310 selection_check (1);
1232 rxvt_scr_erase_line(this,0); 1311 scr_erase_line (0);
1233 row = screen.cur.row + 1; /* possible OOB */ 1312 row = screen.cur.row + 1; /* possible OOB */
1234 num = TermWin.nrow - row; 1313 num = nrow - row;
1235 break; 1314 break;
1236 case 1: /* erase to beginning of screen */ 1315 case 1: /* erase to beginning of screen */
1237 rxvt_selection_check(this,3); 1316 selection_check (3);
1238 rxvt_scr_erase_line(this,1); 1317 scr_erase_line (1);
1239 row = 0; 1318 row = 0;
1240 num = screen.cur.row; 1319 num = screen.cur.row;
1241 break; 1320 break;
1242 case 2: /* erase whole screen */ 1321 case 2: /* erase whole screen */
1243 rxvt_selection_check (this, 3); 1322 selection_check (3);
1244#ifdef RXVT_GRAPHICS
1245 rxvt_Gr_ClearScreen (this);
1246#endif
1247 row = 0; 1323 row = 0;
1248 num = TermWin.nrow; 1324 num = nrow;
1249 break; 1325 break;
1250 default: 1326 default:
1251 return; 1327 return;
1252 } 1328 }
1253 refresh_type |= REFRESH_BOUNDS; 1329
1254 if (selection.op && current_screen == selection.screen 1330 if (selection.op && current_screen == selection.screen
1255 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1331 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1256 || (selection.end.row >= row 1332 || (selection.end.row >= row
1257 && selection.end.row <= row + num))) 1333 && selection.end.row <= row + num)))
1258 CLEAR_SELECTION (this); 1334 CLEAR_SELECTION ();
1335
1259 if (row >= TermWin.nrow) /* Out Of Bounds */ 1336 if (row >= nrow) /* Out Of Bounds */
1260 return; 1337 return;
1261 MIN_IT(num, (TermWin.nrow - row)); 1338
1339 min_it (num, nrow - row);
1340
1341 // TODO: the code below does not work when view_start != 0
1342 // the workaround is to disable the clear and use a normal refresh
1343 // when view_start != 0. mysterious.
1262 if (rstyle & (RS_RVid | RS_Uline)) 1344 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1263 ren = (rend_t) ~RS_None; 1345 ren = (rend_t) ~RS_None;
1264 else if (GET_BASEBG(rstyle) == Color_bg) { 1346 else if (GET_BASEBG (rstyle) == Color_bg)
1347 {
1265 ren = DEFAULT_RSTYLE; 1348 ren = DEFAULT_RSTYLE;
1266 CLEAR_ROWS(row, num); 1349
1267 } else { 1350 if (mapped && !view_start)
1351 XClearArea (dpy, vt, 0,
1352 Row2Pixel (row - view_start), (unsigned int)width,
1353 (unsigned int)Height2Pixel (num), False);
1354 }
1355 else
1356 {
1268 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1357 ren = rstyle & (RS_fgMask | RS_bgMask);
1358
1359 if (mapped && !view_start)
1360 {
1269 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1361 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1270 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1362 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1271 ERASE_ROWS(row, num); 1363 XFillRectangle (dpy, vt, gc,
1364 0, Row2Pixel (row - view_start),
1365 (unsigned int)width,
1366 (unsigned int)Height2Pixel (num));
1272 gcvalue.foreground = PixColors[Color_fg]; 1367 gcvalue.foreground = pix_colors[Color_fg];
1273 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1368 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1369 }
1274 } 1370 }
1371
1275 for (; num--; row++) { 1372 for (; num--; row++)
1276 scr_blank_screen_mem (screen.text, screen.rend,
1277 (unsigned int)(row + row_offset), rstyle);
1278 screen.tlen[row + row_offset] = 0;
1279 scr_blank_line (drawn_text[row], drawn_rend[row],
1280 (unsigned int)TermWin.ncol, ren);
1281 } 1373 {
1374 scr_blank_screen_mem (ROW(row), rstyle);
1375
1376 if (!view_start)
1377 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1378 }
1282} 1379}
1380
1381#if !ENABLE_MINIMAL
1382void
1383rxvt_term::scr_erase_savelines () NOTHROW
1384{
1385 want_refresh = 1;
1386 ZERO_SCROLLBACK ();
1387
1388 top_row = 0;
1389}
1390#endif
1283 1391
1284/* ------------------------------------------------------------------------- */ 1392/* ------------------------------------------------------------------------- */
1285/* 1393/*
1286 * Fill the screen with `E's 1394 * Fill the screen with `E's
1287 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1395 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1288 */ 1396 */
1289/* EXTPROTO */
1290void 1397void
1291rxvt_scr_E(pR) 1398rxvt_term::scr_E () NOTHROW
1292{ 1399{
1293 int i, j, k; 1400 rend_t fs;
1294 rend_t *r1, fs;
1295 1401
1296 R->want_refresh = 1; 1402 want_refresh = 1;
1297 R->num_scr_allow = 0;
1298 ZERO_SCROLLBACK(R); 1403 ZERO_SCROLLBACK ();
1404
1405 num_scr_allow = 0;
1299 rxvt_selection_check(aR_ 3); 1406 selection_check (3);
1300 1407
1301 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1408 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1302 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1409 for (int row = nrow; row--; )
1303 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1410 {
1304 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1411 line_t &line = ROW(row);
1305 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1412
1413 fill_text (line.t, 'E', ncol);
1414 rend_t *r1 = line.r;
1415
1416 for (int j = ncol; j--; )
1306 *r1++ = fs; 1417 *r1++ = fs;
1418
1419 line.is_longer (0);
1420 line.touch (ncol);
1307 } 1421 }
1308} 1422}
1309 1423
1310/* ------------------------------------------------------------------------- */ 1424/* ------------------------------------------------------------------------- */
1311/* 1425/*
1312 * Insert/Delete <count> lines 1426 * Insert/Delete <count> lines
1313 */ 1427 */
1314/* EXTPROTO */
1315void 1428void
1316rxvt_scr_insdel_lines(pR_ int count, int insdel) 1429rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1317{ 1430{
1318 int end; 1431 int end;
1319 1432
1320 ZERO_SCROLLBACK(R); 1433 ZERO_SCROLLBACK ();
1321 1434
1322#ifdef RXVT_GRAPHICS
1323 if (rxvt_Gr_Displayed(aR))
1324 rxvt_Gr_scroll(aR_ 0);
1325#endif
1326
1327 rxvt_selection_check(aR_ 1); 1435 selection_check (1);
1328 1436
1329 if (R->screen.cur.row > R->screen.bscroll) 1437 if (screen.cur.row > screen.bscroll)
1438 return;
1439
1440 end = screen.bscroll - screen.cur.row + 1;
1441 if (count > end)
1442 {
1443 if (insdel == DELETE)
1330 return; 1444 return;
1331
1332 end = R->screen.bscroll - R->screen.cur.row + 1;
1333 if (count > end) {
1334 if (insdel == DELETE)
1335 return;
1336 else if (insdel == INSERT) 1445 else if (insdel == INSERT)
1337 count = end; 1446 count = end;
1338 } 1447 }
1339 R->screen.flags &= ~Screen_WrapNext;
1340 1448
1449 scr_do_wrap ();
1450
1341 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1451 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1342} 1452}
1343 1453
1344/* ------------------------------------------------------------------------- */ 1454/* ------------------------------------------------------------------------- */
1345/* 1455/*
1346 * Insert/Delete <count> characters from the current position 1456 * Insert/Delete <count> characters from the current position
1347 */ 1457 */
1348/* EXTPROTO */
1349void 1458void
1350rxvt_scr_insdel_chars(pR_ int count, int insdel) 1459rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1351{ 1460{
1352 int col, row;
1353 rend_t tr;
1354 text_t *stp;
1355 rend_t *srp;
1356 int16_t *slp;
1357
1358 R->want_refresh = 1; 1461 want_refresh = 1;
1359 ZERO_SCROLLBACK(R); 1462 ZERO_SCROLLBACK ();
1360 1463
1361#ifdef RXVT_GRAPHICS
1362 if (rxvt_Gr_Displayed(aR))
1363 rxvt_Gr_scroll(aR_ 0);
1364#endif
1365
1366 if (count <= 0) 1464 if (count <= 0)
1367 return; 1465 return;
1368 1466
1467 scr_do_wrap ();
1468
1369 rxvt_selection_check(aR_ 1); 1469 selection_check (1);
1370 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1470 min_it (count, ncol - screen.cur.col);
1371 1471
1372 row = R->screen.cur.row + R->TermWin.saveLines; 1472 int row = screen.cur.row;
1373 R->screen.flags &= ~Screen_WrapNext;
1374 1473
1375 stp = R->screen.text[row]; 1474 line_t *line = &ROW(row);
1376 srp = R->screen.rend[row]; 1475
1377 slp = &(R->screen.tlen[row]); 1476 line->touch ();
1477 line->is_longer (0);
1478
1479 // nuke wide spanning the start
1480 if (line->t[screen.cur.col] == NOCHAR)
1481 scr_kill_char (*line, screen.cur.col);
1482
1378 switch (insdel) { 1483 switch (insdel)
1484 {
1379 case INSERT: 1485 case INSERT:
1380 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1486 line->l = min (line->l + count, ncol);
1381 col--) { 1487
1488 if (line->t[screen.cur.col] == NOCHAR)
1489 scr_kill_char (*line, screen.cur.col);
1490
1491 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1492 {
1382 stp[col] = stp[col - count]; 1493 line->t[col] = line->t[col - count];
1383 srp[col] = srp[col - count]; 1494 line->r[col] = line->r[col - count];
1384 } 1495 }
1385 if (*slp != -1) { 1496
1386 *slp += count;
1387 MIN_IT(*slp, R->TermWin.ncol);
1388 }
1389 if (R->selection.op && R->current_screen == R->selection.screen 1497 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1498 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1499 {
1391 if (R->selection.end.row != R->screen.cur.row 1500 if (selection.end.row != screen.cur.row
1392 || (R->selection.end.col + count >= R->TermWin.ncol)) 1501 || (selection.end.col + count >= ncol))
1393 CLEAR_SELECTION(R); 1502 CLEAR_SELECTION ();
1503 else
1504 {
1394 else { /* shift selection */ 1505 /* shift selection */
1395 R->selection.beg.col += count; 1506 selection.beg.col += count;
1396 R->selection.mark.col += count; /* XXX: yes? */ 1507 selection.mark.col += count; /* XXX: yes? */
1397 R->selection.end.col += count; 1508 selection.end.col += count;
1398 } 1509 }
1399 } 1510 }
1400 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1511
1401 (unsigned int)count, R->rstyle); 1512 scr_blank_line (*line, screen.cur.col, count, rstyle);
1402 break; 1513 break;
1514
1403 case ERASE: 1515 case ERASE:
1404 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1516 screen.cur.col += count; /* don't worry if > ncol */
1405 rxvt_selection_check(aR_ 1); 1517 selection_check (1);
1406 R->screen.cur.col -= count; 1518 screen.cur.col -= count;
1407 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1519
1408 (unsigned int)count, R->rstyle); 1520 // nuke wide char after the end
1521 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1522 scr_kill_char (*line, screen.cur.col + count);
1523
1524 scr_blank_line (*line, screen.cur.col, count, rstyle);
1409 break; 1525 break;
1526
1410 case DELETE: 1527 case DELETE:
1411 tr = srp[R->TermWin.ncol - 1] 1528 line->l = max (line->l - count, 0);
1412 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1529
1530 // nuke wide char spanning the end
1531 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1532 scr_kill_char (*line, screen.cur.col + count);
1533
1413 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1534 for (int col = screen.cur.col; (col + count) < ncol; col++)
1535 {
1414 stp[col] = stp[col + count]; 1536 line->t[col] = line->t[col + count];
1415 srp[col] = srp[col + count]; 1537 line->r[col] = line->r[col + count];
1416 } 1538 }
1417 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1539
1418 &(srp[R->TermWin.ncol - count]), 1540 scr_blank_line (*line, ncol - count, count, rstyle);
1419 (unsigned int)count, tr); 1541
1420 if (*slp == -1) /* break line continuation */
1421 *slp = R->TermWin.ncol;
1422 *slp -= count;
1423 MAX_IT(*slp, 0);
1424 if (R->selection.op && R->current_screen == R->selection.screen 1542 if (selection.op && current_screen == selection.screen
1425 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1543 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1544 {
1426 if (R->selection.end.row != R->screen.cur.row 1545 if (selection.end.row != screen.cur.row
1427 || (R->screen.cur.col >= R->selection.beg.col - count) 1546 || (screen.cur.col >= selection.beg.col - count)
1428 || R->selection.end.col >= R->TermWin.ncol) 1547 || selection.end.col >= ncol)
1429 CLEAR_SELECTION(R); 1548 CLEAR_SELECTION ();
1430 else { 1549 else
1550 {
1431 /* shift selection */ 1551 /* shift selection */
1432 R->selection.beg.col -= count; 1552 selection.beg.col -= count;
1433 R->selection.mark.col -= count; /* XXX: yes? */ 1553 selection.mark.col -= count; /* XXX: yes? */
1434 R->selection.end.col -= count; 1554 selection.end.col -= count;
1435 } 1555 }
1436 } 1556 }
1557
1437 break; 1558 break;
1438 } 1559 }
1439} 1560}
1440 1561
1441/* ------------------------------------------------------------------------- */ 1562/* ------------------------------------------------------------------------- */
1442/* 1563/*
1443 * Set the scrolling region 1564 * Set the scrolling region
1444 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1565 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1445 */ 1566 */
1446/* EXTPROTO */
1447void 1567void
1448rxvt_scr_scroll_region(pR_ int top, int bot) 1568rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1449{ 1569{
1450 MAX_IT(top, 0); 1570 max_it (top, 0);
1451 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1571 min_it (bot, nrow - 1);
1572
1452 if (top > bot) 1573 if (top > bot)
1453 return; 1574 return;
1575
1454 R->screen.tscroll = top; 1576 screen.tscroll = top;
1455 R->screen.bscroll = bot; 1577 screen.bscroll = bot;
1456 rxvt_scr_gotorc(aR_ 0, 0, 0); 1578 scr_gotorc (0, 0, 0);
1457} 1579}
1458 1580
1459/* ------------------------------------------------------------------------- */ 1581/* ------------------------------------------------------------------------- */
1460/* 1582/*
1461 * Make the cursor visible/invisible 1583 * Make the cursor visible/invisible
1462 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1584 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1463 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1585 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1464 */ 1586 */
1465/* EXTPROTO */
1466void 1587void
1467rxvt_scr_cursor_visible(pR_ int mode) 1588rxvt_term::scr_cursor_visible (int mode) NOTHROW
1468{ 1589{
1469 R->want_refresh = 1; 1590 want_refresh = 1;
1591
1470 if (mode) 1592 if (mode)
1471 R->screen.flags |= Screen_VisibleCursor; 1593 screen.flags |= Screen_VisibleCursor;
1472 else 1594 else
1473 R->screen.flags &= ~Screen_VisibleCursor; 1595 screen.flags &= ~Screen_VisibleCursor;
1474} 1596}
1475 1597
1476/* ------------------------------------------------------------------------- */ 1598/* ------------------------------------------------------------------------- */
1477/* 1599/*
1478 * Set/unset automatic wrapping 1600 * Set/unset automatic wrapping
1479 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1601 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1480 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1602 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1481 */ 1603 */
1482/* EXTPROTO */
1483void 1604void
1484rxvt_scr_autowrap(pR_ int mode) 1605rxvt_term::scr_autowrap (int mode) NOTHROW
1485{ 1606{
1486 if (mode) 1607 if (mode)
1487 R->screen.flags |= Screen_Autowrap; 1608 screen.flags |= Screen_Autowrap;
1488 else 1609 else
1489 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1610 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1490} 1611}
1491 1612
1492/* ------------------------------------------------------------------------- */ 1613/* ------------------------------------------------------------------------- */
1493/* 1614/*
1494 * Set/unset margin origin mode 1615 * Set/unset margin origin mode
… …
1497 * Relative mode: line numbers are relative to top margin of scrolling region 1618 * Relative mode: line numbers are relative to top margin of scrolling region
1498 * and the cursor cannot be moved outside. 1619 * and the cursor cannot be moved outside.
1499 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1620 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1500 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1621 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1501 */ 1622 */
1502/* EXTPROTO */
1503void 1623void
1504rxvt_scr_relative_origin(pR_ int mode) 1624rxvt_term::scr_relative_origin (int mode) NOTHROW
1505{ 1625{
1506 if (mode) 1626 if (mode)
1507 R->screen.flags |= Screen_Relative; 1627 screen.flags |= Screen_Relative;
1508 else 1628 else
1509 R->screen.flags &= ~Screen_Relative; 1629 screen.flags &= ~Screen_Relative;
1630
1510 rxvt_scr_gotorc(aR_ 0, 0, 0); 1631 scr_gotorc (0, 0, 0);
1511} 1632}
1512 1633
1513/* ------------------------------------------------------------------------- */ 1634/* ------------------------------------------------------------------------- */
1514/* 1635/*
1515 * Set insert/replace mode 1636 * Set insert/replace mode
1516 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1637 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1517 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1638 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1518 */ 1639 */
1519/* EXTPROTO */
1520void 1640void
1521rxvt_scr_insert_mode(pR_ int mode) 1641rxvt_term::scr_insert_mode (int mode) NOTHROW
1522{ 1642{
1523 if (mode) 1643 if (mode)
1524 R->screen.flags |= Screen_Insert; 1644 screen.flags |= Screen_Insert;
1525 else 1645 else
1526 R->screen.flags &= ~Screen_Insert; 1646 screen.flags &= ~Screen_Insert;
1527} 1647}
1528 1648
1529/* ------------------------------------------------------------------------- */ 1649/* ------------------------------------------------------------------------- */
1530/* 1650/*
1531 * Set/Unset tabs 1651 * Set/Unset tabs
1532 * XTERM_SEQ: Set tab at current column : ESC H 1652 * XTERM_SEQ: Set tab at current column : ESC H
1533 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1653 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1534 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1654 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1535 */ 1655 */
1536/* EXTPROTO */
1537void 1656void
1538rxvt_scr_set_tab(pR_ int mode) 1657rxvt_term::scr_set_tab (int mode) NOTHROW
1539{ 1658{
1540 if (mode < 0) 1659 if (mode < 0)
1541 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1660 memset (tabs, 0, ncol);
1542 else if (R->screen.cur.col < R->TermWin.ncol) 1661 else if (screen.cur.col < ncol)
1543 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1662 tabs [screen.cur.col] = !!mode;
1544} 1663}
1545 1664
1546/* ------------------------------------------------------------------------- */ 1665/* ------------------------------------------------------------------------- */
1547/* 1666/*
1548 * Set reverse/normal video 1667 * Set reverse/normal video
1549 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1668 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1550 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1669 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1551 */ 1670 */
1552/* EXTPROTO */
1553void 1671void
1554rxvt_scr_rvideo_mode(pR_ int mode) 1672rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1555{ 1673{
1556 XGCValues gcvalue; 1674 rvideo_mode = on;
1557 1675
1558 if (R->rvideo != mode) { 1676#ifndef NO_BELL
1559 R->rvideo = mode; 1677 on ^= rvideo_bell;
1560 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1678#endif
1561#if defined(XPM_BACKGROUND) 1679
1680 if (rvideo_state != on)
1681 {
1682 rvideo_state = on;
1683
1684 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1685#ifdef HAVE_BG_PIXMAP
1562 if (R->bgPixmap.pixmap == None) 1686 if (bgPixmap.pixmap == None)
1563#endif 1687#endif
1564#if defined(TRANSPARENT) 1688 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1565 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1566#endif
1567 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1568 R->PixColors[Color_bg]);
1569 1689
1690 XGCValues gcvalue;
1570 gcvalue.foreground = R->PixColors[Color_fg]; 1691 gcvalue.foreground = pix_colors[Color_fg];
1571 gcvalue.background = R->PixColors[Color_bg]; 1692 gcvalue.background = pix_colors[Color_bg];
1572 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1693 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1573 &gcvalue); 1694
1574 R->scr_clear (); 1695 scr_clear ();
1575 R->scr_touch (true); 1696 scr_touch (true);
1576 } 1697 }
1577} 1698}
1578 1699
1579/* ------------------------------------------------------------------------- */ 1700/* ------------------------------------------------------------------------- */
1580/* 1701/*
1581 * Report current cursor position 1702 * Report current cursor position
1582 * XTERM_SEQ: Report position: ESC [ 6 n 1703 * XTERM_SEQ: Report position: ESC [ 6 n
1583 */ 1704 */
1584/* EXTPROTO */
1585void 1705void
1586rxvt_scr_report_position(pR) 1706rxvt_term::scr_report_position () NOTHROW
1587{ 1707{
1588 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1708 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1589} 1709}
1590 1710
1591/* ------------------------------------------------------------------------- * 1711/* ------------------------------------------------------------------------- *
1592 * FONTS * 1712 * FONTS *
1593 * ------------------------------------------------------------------------- */ 1713 * ------------------------------------------------------------------------- */
1594 1714
1595/* 1715/*
1596 * Set font style 1716 * Set font style
1597 */ 1717 */
1598/* INTPROTO */
1599void 1718void
1600rxvt_set_font_style(pR) 1719rxvt_term::set_font_style () NOTHROW
1601{ 1720{
1721#if 0
1602 switch (R->charsets[R->screen.charset]) { 1722 switch (charsets [screen.charset])
1723 {
1603 case '0': /* DEC Special Character & Line Drawing Set */ 1724 case '0': /* DEC Special Character & Line Drawing Set */
1604 break; 1725 break;
1605 case 'A': /* United Kingdom (UK) */ 1726 case 'A': /* United Kingdom (UK) */
1606 break; 1727 break;
1607 case 'B': /* United States (USASCII) */ 1728 case 'B': /* United States (USASCII) */
1608 break; 1729 break;
1609 case '<': /* Multinational character set */ 1730 case '<': /* Multinational character set */
1610 break; 1731 break;
1611 case '5': /* Finnish character set */ 1732 case '5': /* Finnish character set */
1612 break; 1733 break;
1613 case 'C': /* Finnish character set */ 1734 case 'C': /* Finnish character set */
1614 break; 1735 break;
1615 case 'K': /* German character set */ 1736 case 'K': /* German character set */
1616 break; 1737 break;
1617 } 1738 }
1739#endif
1618} 1740}
1619 1741
1620/* ------------------------------------------------------------------------- */ 1742/* ------------------------------------------------------------------------- */
1621/* 1743/*
1622 * Choose a font 1744 * Choose a font
1623 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1745 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1624 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1746 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1625 * XTERM_SEQ: Invoke G2 character set: ESC N 1747 * XTERM_SEQ: Invoke G2 character set: ESC N
1626 * XTERM_SEQ: Invoke G3 character set: ESC O 1748 * XTERM_SEQ: Invoke G3 character set: ESC O
1627 */ 1749 */
1628/* EXTPROTO */
1629void 1750void
1630rxvt_scr_charset_choose(pR_ int set) 1751rxvt_term::scr_charset_choose (int set) NOTHROW
1631{ 1752{
1632 R->screen.charset = set; 1753 screen.charset = set;
1633 rxvt_set_font_style(aR); 1754 set_font_style ();
1634} 1755}
1635 1756
1636/* ------------------------------------------------------------------------- */ 1757/* ------------------------------------------------------------------------- */
1637/* 1758/*
1638 * Set a font 1759 * Set a font
… …
1640 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1761 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1641 * XTERM_SEQ: Set G2 character set: ESC * <C> 1762 * XTERM_SEQ: Set G2 character set: ESC * <C>
1642 * XTERM_SEQ: Set G3 character set: ESC + <C> 1763 * XTERM_SEQ: Set G3 character set: ESC + <C>
1643 * See set_font_style for possible values for <C> 1764 * See set_font_style for possible values for <C>
1644 */ 1765 */
1645/* EXTPROTO */
1646void 1766void
1647rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1767rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1648{ 1768{
1649 R->charsets[set] = (unsigned char)ch; 1769 charsets[set] = (unsigned char)ch;
1650 rxvt_set_font_style(aR); 1770 set_font_style ();
1651} 1771}
1652 1772
1653
1654/* ------------------------------------------------------------------------- *
1655 * GRAPHICS COLOURS *
1656 * ------------------------------------------------------------------------- */
1657
1658#ifdef RXVT_GRAPHICS
1659/* EXTPROTO */
1660int
1661rxvt_scr_get_fgcolor(pR)
1662{
1663 return GET_FGCOLOR(R->rstyle);
1664}
1665
1666/* ------------------------------------------------------------------------- */
1667/* EXTPROTO */
1668int
1669rxvt_scr_get_bgcolor(pR)
1670{
1671 return GET_BGCOLOR(R->rstyle);
1672}
1673#endif
1674 1773
1675/* ------------------------------------------------------------------------- * 1774/* ------------------------------------------------------------------------- *
1676 * MAJOR SCREEN MANIPULATION * 1775 * MAJOR SCREEN MANIPULATION *
1677 * ------------------------------------------------------------------------- */ 1776 * ------------------------------------------------------------------------- */
1678 1777
1679/* 1778/*
1779 * refresh matching text.
1780 */
1781bool
1782rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1783{
1784 bool found = false;
1785
1786 for (int i = 0; i < nrow; i++)
1787 {
1788 rend_t *drp = drawn_buf[i].r;
1789
1790 for (int col = 0; col < ncol; col++, drp++)
1791 if ((*drp & mask) == value)
1792 {
1793 found = true;
1794 *drp = ~value;
1795 }
1796 }
1797
1798 return found;
1799}
1800
1801/*
1680 * Refresh an area 1802 * Refresh an area
1681 */ 1803 */
1682enum { 1804enum {
1683 PART_BEG = 0, 1805 PART_BEG = 0,
1684 PART_END, 1806 PART_END,
1685 RC_COUNT 1807 RC_COUNT
1686}; 1808};
1687 1809
1688void 1810void
1689rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1811rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1690{ 1812{
1691 int i; 1813 int i;
1692 row_col_t rc[RC_COUNT]; 1814 row_col_t rc[RC_COUNT];
1693 1815
1694 if (drawn_text == NULL) /* sanity check */ 1816 if (!drawn_buf) /* sanity check */
1695 return; 1817 return;
1696 1818
1697#ifdef DEBUG_STRICT 1819#ifndef NO_SLOW_LINK_SUPPORT
1698 x = max(x, (int)TermWin.int_bwidth); 1820 if (refresh_type == FAST_REFRESH && !display->is_local)
1699 x = min(x, (int)TermWin.width); 1821 {
1700 y = max(y, (int)TermWin.int_bwidth); 1822 y = 0;
1701 y = min(y, (int)TermWin.height); 1823 eheight = height;
1824 }
1702#endif 1825#endif
1703 1826
1704/* round down */ 1827 /* round down */
1705 rc[PART_BEG].col = Pixel2Col(x); 1828 rc[PART_BEG].col = Pixel2Col (x);
1706 rc[PART_BEG].row = Pixel2Row(y); 1829 rc[PART_BEG].row = Pixel2Row (y);
1707/* round up */ 1830 /* round up */
1708 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1831 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1709 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1832 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1710 1833
1711/* sanity checks */ 1834 /* sanity checks */
1712 for (i = PART_BEG; i < RC_COUNT; i++) 1835 for (i = PART_BEG; i < RC_COUNT; i++)
1713 { 1836 {
1714 MIN_IT(rc[i].col, TermWin.ncol - 1); 1837 min_it (rc[i].col, ncol - 1);
1715 MIN_IT(rc[i].row, TermWin.nrow - 1); 1838 min_it (rc[i].row, nrow - 1);
1716 } 1839 }
1717
1718 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1719 1840
1720 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1841 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1721 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1842 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1722 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1843
1844 num_scr_allow = 0;
1723 1845
1724 if (refresh) 1846 if (refresh)
1725 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1847 scr_refresh ();
1726} 1848}
1727 1849
1728/* ------------------------------------------------------------------------- */ 1850/* ------------------------------------------------------------------------- */
1729/* 1851/*
1730 * Refresh the entire screen 1852 * Refresh the entire screen
1731 */ 1853 */
1732void 1854void
1733rxvt_term::scr_touch (bool refresh) 1855rxvt_term::scr_touch (bool refresh) NOTHROW
1734{ 1856{
1735 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1857 scr_expose (0, 0, width, height, refresh);
1736} 1858}
1737 1859
1738/* ------------------------------------------------------------------------- */ 1860/* ------------------------------------------------------------------------- */
1739/* 1861/*
1740 * Move the display so that the line represented by scrollbar value Y is at 1862 * Move the display so that the line represented by scrollbar value Y is at
1741 * the top of the screen 1863 * the top of the screen
1742 */ 1864 */
1743/* EXTPROTO */ 1865void
1744int
1745rxvt_scr_move_to(pR_ int y, int len) 1866rxvt_term::scr_move_to (int y, int len) NOTHROW
1746{ 1867{
1747 long p = 0; 1868 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1748 uint16_t oldviewstart;
1749
1750 oldviewstart = R->TermWin.view_start;
1751 if (y < len) {
1752 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1753 p -= (long)(R->TermWin.nrow - 1);
1754 p = max(p, 0);
1755 }
1756 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1757 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1758
1759 return rxvt_scr_changeview(aR_ oldviewstart);
1760} 1869}
1761 1870
1762/* ------------------------------------------------------------------------- */ 1871/* ------------------------------------------------------------------------- */
1763/* 1872/*
1764 * Page the screen up/down nlines 1873 * Page the screen up/down nlines
1765 * direction should be UP or DN 1874 * direction should be UP or DN
1766 */ 1875 */
1767/* EXTPROTO */ 1876bool
1768int
1769rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1877rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1770{ 1878{
1771 int n; 1879 int new_view_start =
1772 uint16_t oldviewstart; 1880 direction == UP ? view_start - nlines
1881 : view_start + nlines;
1773 1882
1774 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1775#ifdef DEBUG_STRICT
1776 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1777#endif
1778 oldviewstart = R->TermWin.view_start;
1779 if (direction == UP) {
1780 n = R->TermWin.view_start + nlines;
1781 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1782 } else {
1783 n = R->TermWin.view_start - nlines;
1784 R->TermWin.view_start = max(n, 0);
1785 }
1786 return rxvt_scr_changeview(aR_ oldviewstart); 1883 return scr_changeview (new_view_start);
1787} 1884}
1788 1885
1789/* INTPROTO */ 1886bool
1790int 1887rxvt_term::scr_changeview (int new_view_start) NOTHROW
1791rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1792{ 1888{
1793 if (R->TermWin.view_start != oldviewstart) { 1889 clamp_it (new_view_start, top_row, 0);
1890
1891 if (new_view_start == view_start)
1892 return false;
1893
1894 num_scr += new_view_start - view_start;
1895 view_start = new_view_start;
1794 R->want_refresh = 1; 1896 want_refresh = 1;
1795#ifdef RXVT_GRAPHICS
1796 if (rxvt_Gr_Displayed(aR))
1797 rxvt_Gr_scroll(aR_ 0);
1798#endif
1799 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1800 }
1801 return (int)(R->TermWin.view_start - oldviewstart);
1802}
1803 1897
1804/* ------------------------------------------------------------------------- */ 1898 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1805/* EXTPROTO */ 1899
1806void 1900 return true;
1807rxvt_scr_bell(pR) 1901}
1808{ 1902
1809#ifndef NO_BELL 1903#ifndef NO_BELL
1904void
1905rxvt_term::bell_cb (ev::timer &w, int revents)
1906{
1907 rvideo_bell = false;
1908 scr_rvideo_mode (rvideo_mode);
1909 refresh_check ();
1910}
1911#endif
1912
1913/* ------------------------------------------------------------------------- */
1914void
1915rxvt_term::scr_bell () NOTHROW
1916{
1917#ifndef NO_BELL
1918
1810# ifndef NO_MAPALERT 1919# ifndef NO_MAPALERT
1811# ifdef MAPALERT_OPTION 1920# ifdef MAPALERT_OPTION
1812 if (R->Options & Opt_mapAlert) 1921 if (option (Opt_mapAlert))
1813# endif 1922# endif
1814 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1923 XMapWindow (dpy, parent[0]);
1815# endif 1924# endif
1925
1926# if ENABLE_FRILLS
1927 if (option (Opt_urgentOnBell))
1928 set_urgency (1);
1929# endif
1930
1816 if (R->Options & Opt_visualBell) { 1931 if (option (Opt_visualBell))
1817 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1932 {
1818 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1933 rvideo_bell = true;
1934 scr_rvideo_mode (rvideo_mode);
1935 flush ();
1936
1937 bell_ev.start (VISUAL_BELL_DURATION);
1938 }
1819 } else 1939 else
1820 XBell(R->Xdisplay, 0); 1940 XBell (dpy, 0);
1941 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1821#endif 1942#endif
1822} 1943}
1823 1944
1824/* ------------------------------------------------------------------------- */ 1945/* ------------------------------------------------------------------------- */
1825/* ARGSUSED */ 1946/* ARGSUSED */
1826/* EXTPROTO */
1827void 1947void
1828rxvt_scr_printscreen(pR_ int fullhist) 1948rxvt_term::scr_printscreen (int fullhist) NOTHROW
1829{ 1949{
1830#ifdef PRINTPIPE 1950#ifdef PRINTPIPE
1831 int i, r1, nrows, row_offset; 1951 int nrows, row_start;
1832 text_t *t; 1952 FILE *fd = popen_printer ();
1833 FILE *fd;
1834 1953
1835 if ((fd = rxvt_popen_printer(aR)) == NULL) 1954 if (!fd)
1836 return; 1955 return;
1837 nrows = R->TermWin.nrow; 1956
1838 row_offset = R->TermWin.saveLines;
1839 if (!fullhist) 1957 if (fullhist)
1840 row_offset -= R->TermWin.view_start;
1841 else {
1842 nrows += R->TermWin.nscrolled;
1843 row_offset -= R->TermWin.nscrolled;
1844 } 1958 {
1845 1959 nrows = nrow - top_row;
1846 for (r1 = 0; r1 < nrows; r1++) { 1960 row_start = top_row;
1847 t = R->screen.text[r1 + row_offset]; 1961 }
1848 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1962 else
1849 if (!isspace(t[i]))
1850 break;
1851 fprintf(fd, "%.*s\n", (i + 1), t);
1852 } 1963 {
1964 nrows = nrow;
1965 row_start = view_start;
1966 }
1967
1968 wctomb (0, 0);
1969
1970 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1971 {
1972 text_t *tp = ROW(r1).t;
1973 int len = ROW(r1).l;
1974
1975 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1976 {
1977 char mb[MB_LEN_MAX];
1978 text_t t = *tp++;
1979 if (t == NOCHAR)
1980 continue;
1981
1982 len = wctomb (mb, t);
1983
1984 if (len <= 0)
1985 {
1986 mb[0] = ' ';
1987 len = 1;
1988 }
1989
1990 fwrite (mb, 1, len, fd);
1991 }
1992
1993 fputc ('\n', fd);
1994 }
1995
1853 rxvt_pclose_printer(fd); 1996 pclose_printer (fd);
1854#endif 1997#endif
1855} 1998}
1856 1999
1857/* ------------------------------------------------------------------------- */ 2000/* ------------------------------------------------------------------------- */
1858/* 2001/*
1859 * Refresh the screen 2002 * Refresh the screen
1860 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2003 * drawn_text/drawn_rend contain the screen information before the update.
1861 * R->screen.text/R->screen.rend contain what the screen will change to. 2004 * screen.text/screen.rend contain what the screen will change to.
2005 */
2006void
2007rxvt_term::scr_refresh () NOTHROW
2008{
2009 int16_t col, row, /* column/row we're processing */
2010 ocrow; /* old cursor row */
2011 int i; /* tmp */
2012#ifndef NO_CURSORCOLOR
2013 rend_t cc1; /* store colours at cursor position (s) */
2014#endif
2015 rend_t *crp; // cursor rendition pointer
2016 rend_t ccol1, /* Cursor colour */
2017 ccol2; /* Cursor colour2 */
2018
2019 want_refresh = 0; /* screen is current */
2020
2021 if (refresh_type == NO_REFRESH || !mapped)
2022 return;
2023
2024 /*
2025 * A: set up vars
1862 */ 2026 */
2027 refresh_count = 0;
1863 2028
1864#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2029 unsigned int old_screen_flags = screen.flags;
1865# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2030 char have_bg = 0;
1866# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2031#ifdef HAVE_BG_PIXMAP
2032 have_bg = bgPixmap.pixmap != None;
2033#endif
2034 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2035
2036 /*
2037 * B: reverse any characters which are selected
2038 */
2039 scr_reverse_selection ();
2040
2041 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2042#if ENABLE_OVERLAY
2043 scr_swap_overlay ();
2044#endif
2045
2046 char showcursor = screen.flags & Screen_VisibleCursor;
2047
2048 /*
2049 * C: set the cursor character (s)
2050 */
2051 {
2052 unsigned char setoldcursor;
2053
2054#ifdef CURSOR_BLINK
2055 if (hidden_cursor)
2056 showcursor = 0;
2057#endif
2058
2059 if (showcursor)
2060 {
2061 int col = screen.cur.col;
2062
2063 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2064 col--;
2065
2066 crp = &ROW(screen.cur.row).r[col];
2067
2068#ifndef NO_CURSORCOLOR
2069 cc1 = *crp & (RS_fgMask | RS_bgMask);
2070 if (ISSET_PIXCOLOR (Color_cursor))
2071 ccol1 = Color_cursor;
2072 else
2073#endif
2074#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2075 ccol1 = fgcolor_of (rstyle);
1867#else 2076#else
1868# define MONO_BOLD(x) \ 2077 ccol1 = Color_fg;
1869 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1870# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1871#endif 2078#endif
1872 2079
1873#define FONT_WIDTH(X, Y) \
1874 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1875#define FONT_RBEAR(X, Y) \
1876 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1877#define FONT_LBEAR(X, Y) \
1878 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1879#define IS_FONT_CHAR(X, Y) \
1880 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1881
1882void
1883rxvt_term::scr_refresh (unsigned char refresh_type)
1884{
1885 unsigned char clearfirst, /* first character writes before cell */
1886 clearlast, /* last character writes beyond cell */
1887 must_clear, /* use draw_string not draw_image_string */
1888#ifndef NO_BOLDFONT
1889 bfont, /* we've changed font to bold font */
1890#endif
1891 rvid, /* reverse video this position */
1892 wbyte, /* we're in multibyte */
1893 showcursor; /* show the cursor */
1894 int fore, back; /* desired foreground/background */
1895 int16_t col, row, /* column/row we're processing */
1896 ocrow; /* old cursor row */
1897 int cursorwidth;
1898 int i, /* tmp */
1899 row_offset; /* basic offset in screen structure */
1900#ifndef NO_CURSORCOLOR 2080#ifndef NO_CURSORCOLOR
1901 rend_t cc1; /* store colours at cursor position(s) */
1902 rend_t cc2; /* store colours at cursor position(s) */
1903#endif
1904 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1905 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1906
1907 if (refresh_type == NO_REFRESH || !TermWin.mapped)
1908 return;
1909
1910 /*
1911 * A: set up vars
1912 */
1913 clearfirst = clearlast = must_clear = wbyte = 0;
1914#ifndef NO_BOLDFONT
1915 bfont = 0;
1916#endif
1917
1918 if (currmaxcol < TermWin.ncol)
1919 {
1920 currmaxcol = TermWin.ncol;
1921 buffer = (char *)rxvt_realloc (buffer,
1922 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1923 }
1924
1925 refresh_count = 0;
1926
1927 row_offset = TermWin.saveLines - TermWin.view_start;
1928
1929 if ((refresh_type & REFRESH_BOUNDS))
1930 {
1931 clearfirst = clearlast = 1;
1932 refresh_type &= ~REFRESH_BOUNDS;
1933 }
1934
1935#if defined(XPM_BACKGROUND)
1936 must_clear |= (bgPixmap.pixmap != None);
1937#endif
1938#if defined(TRANSPARENT)
1939 must_clear |= ((Options & Opt_transparent) && am_transparent);
1940#endif
1941 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1942
1943 /*
1944 * B: reverse any characters which are selected
1945 */
1946 rxvt_scr_reverse_selection (this);
1947
1948 /*
1949 * C: set the cursor character(s)
1950 */
1951 {
1952 unsigned char setoldcursor;
1953 rend_t ccol1, /* Cursor colour */
1954 ccol2; /* Cursor colour2 */
1955
1956 showcursor = (screen.flags & Screen_VisibleCursor);
1957 cursorwidth = 0;
1958#ifdef CURSOR_BLINK
1959 if (hidden_cursor)
1960 showcursor = 0;
1961#endif
1962
1963 cursorwidth = 0;
1964
1965 if (showcursor)
1966 {
1967 cursorwidth++;
1968
1969 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
1970 [screen.cur.col]);
1971
1972 if (showcursor && TermWin.focus)
1973 {
1974 *srp ^= RS_RVid;
1975#ifndef NO_CURSORCOLOR
1976 cc1 = *srp & (RS_fgMask | RS_bgMask);
1977 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2081 if (ISSET_PIXCOLOR (Color_cursor2))
1978 ccol1 = Color_cursor; 2082 ccol2 = Color_cursor2;
1979 else 2083 else
2084#endif
1980#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2085#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1981 ccol1 = GET_FGCOLOR(rstyle); 2086 ccol2 = bgcolor_of (rstyle);
1982#else 2087#else
1983 ccol1 = Color_fg; 2088 ccol2 = Color_bg;
1984#endif 2089#endif
1985 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2090
1986 ccol2 = Color_cursor2; 2091 if (focus)
2092 {
2093 if (option (Opt_cursorUnderline))
2094 *crp ^= RS_Uline;
1987 else 2095 else
1988#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2096 {
1989 ccol2 = GET_BGCOLOR(rstyle); 2097 *crp ^= RS_RVid;
1990#else
1991 ccol2 = Color_bg;
1992#endif
1993 *srp = SET_FGCOLOR(*srp, ccol1); 2098 *crp = SET_FGCOLOR (*crp, ccol1);
1994 *srp = SET_BGCOLOR(*srp, ccol2); 2099 *crp = SET_BGCOLOR (*crp, ccol2);
1995#endif
1996 }
1997
1998 while (IS_WIDE (*srp))
1999 cursorwidth++, srp++;
2000 }
2001
2002 /* make sure no outline cursor is left around */
2003 setoldcursor = 0;
2004 if (ocrow != -1) {
2005 if (screen.cur.row + TermWin.view_start != ocrow
2006 || screen.cur.col != oldcursor.col) {
2007 if (ocrow < TermWin.nrow
2008 && oldcursor.col < TermWin.ncol) {
2009 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
2010 } 2100 }
2011 if (TermWin.focus || !showcursor)
2012 oldcursor.row = -1;
2013 else
2014 setoldcursor = 1;
2015 }
2016 } else if (!TermWin.focus)
2017 setoldcursor = 1;
2018 if (setoldcursor) {
2019 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
2020 oldcursor.row = -1;
2021 else {
2022 oldcursor.row = screen.cur.row + TermWin.view_start;
2023 oldcursor.col = screen.cur.col;
2024 } 2101 }
2025 } 2102 }
2103
2104 /* make sure no outline cursor is left around */
2105 setoldcursor = 0;
2106 if (ocrow != -1)
2107 {
2108 if (screen.cur.row - view_start != ocrow
2109 || screen.cur.col != oldcursor.col)
2110 {
2111 if (ocrow < nrow
2112 && oldcursor.col < ncol)
2113 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2114
2115 if (focus || !showcursor)
2116 oldcursor.row = -1;
2117 else
2118 setoldcursor = 1;
2119 }
2026 } 2120 }
2121 else if (!focus)
2122 setoldcursor = 1;
2123
2124 if (setoldcursor)
2125 {
2126 if (screen.cur.row - view_start >= nrow)
2127 oldcursor.row = -1;
2128 else
2129 {
2130 oldcursor.row = screen.cur.row - view_start;
2131 oldcursor.col = screen.cur.col;
2132 }
2133 }
2134 }
2027 2135
2028#ifndef NO_SLOW_LINK_SUPPORT 2136#ifndef NO_SLOW_LINK_SUPPORT
2029 /* 2137 /*
2030 * D: CopyArea pass - very useful for slower links 2138 * D: CopyArea pass - very useful for slower links
2031 * This has been deliberately kept simple. 2139 * This has been deliberately kept simple.
2032 */ 2140 */
2033 i = num_scr; 2141 if (!display->is_local
2034 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2142 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2035 && abs(i) < TermWin.nrow && !must_clear) 2143 && abs (num_scr) < nrow && !have_bg)
2036 { 2144 {
2037 int16_t nits; 2145 int16_t nits;
2038 int j; 2146 int i = num_scr;
2039 rend_t *drp2; 2147 int j;
2040 text_t *dtp2; 2148 int len, wlen;
2041 int len, wlen; 2149 dLocal (int, num_scr);
2042 2150
2043 j = TermWin.nrow; 2151 j = nrow;
2044 wlen = len = -1; 2152 wlen = len = -1;
2045 row = i > 0 ? 0 : j - 1; 2153 row = i > 0 ? 0 : j - 1;
2154
2046 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2155 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2047 { 2156 {
2048 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2157 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2049 { 2158 {
2050 stp = screen.text[row + row_offset]; 2159 line_t s = ROW(view_start + row);
2051 srp = screen.rend[row + row_offset];
2052 dtp = drawn_text[row]; 2160 line_t d = drawn_buf[row];
2053 dtp2 = drawn_text[row + i]; 2161 line_t d2 = drawn_buf[row + i];
2054 drp = drawn_rend[row];
2055 drp2 = drawn_rend[row + i];
2056 2162
2057 for (nits = 0, col = TermWin.ncol; col--; ) 2163 for (nits = 0, col = ncol; col--; )
2058 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2164 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2059 nits--; 2165 nits--;
2060 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2166 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2061 nits++; 2167 nits++;
2062 2168
2063 if (nits > 8) /* XXX: arbitrary choice */ 2169 if (nits > 8) /* XXX: arbitrary choice */
2170 {
2171 for (col = ncol; col--; )
2172 {
2173 *d.t++ = *d2.t++;
2174 *d.r++ = *d2.r++;
2175 }
2176
2177 if (len == -1)
2178 len = row;
2179
2180 wlen = row;
2181 continue;
2182 }
2183 }
2184
2185 if (len >= 0)
2186 {
2187 /* also comes here at end if needed because of >= above */
2188 if (wlen < len)
2189 ::swap (wlen, len);
2190
2191 XGCValues gcv;
2192
2193 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2194 XCopyArea (dpy, vt, vt,
2195 gc, 0, Row2Pixel (len + i),
2196 (unsigned int)this->width,
2197 (unsigned int)Height2Pixel (wlen - len + 1),
2198 0, Row2Pixel (len));
2199 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2200
2201 len = -1;
2202 }
2203 }
2204 }
2205#endif
2206
2207 /*
2208 * E: main pass across every character
2209 */
2210 for (row = 0; row < nrow; row++)
2211 {
2212 text_t *stp = ROW(view_start + row).t;
2213 rend_t *srp = ROW(view_start + row).r;
2214 text_t *dtp = drawn_buf[row].t;
2215 rend_t *drp = drawn_buf[row].r;
2216
2217 /*
2218 * E2: OK, now the real pass
2219 */
2220 int ypixel = (int)Row2Pixel (row);
2221
2222 for (col = 0; col < ncol; col++)
2223 {
2224 /* compare new text with old - if exactly the same then continue */
2225 if (stp[col] == dtp[col] /* Must match characters to skip. */
2226 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2227 || (stp[col] == ' ' /* space w/ no background change */
2228 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2229 continue;
2230
2231 // redraw one or more characters
2232
2233 // seek to the beginning of wide characters
2234 while (expect_false (stp[col] == NOCHAR && col > 0))
2235 --col;
2236
2237 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2238 text_t *text = stp + col;
2239 int count = 1;
2240
2241 dtp[col] = stp[col];
2242 drp[col] = rend;
2243
2244 int xpixel = Col2Pixel (col);
2245
2246 for (i = 0; ++col < ncol; )
2247 {
2248 if (stp[col] == NOCHAR)
2249 {
2250 dtp[col] = stp[col];
2251 drp[col] = srp[col];
2252
2253 count++;
2254 i++;
2255
2256 continue;
2257 }
2258
2259 if (!RS_SAME (rend, srp[col]))
2260 break;
2261
2262 count++;
2263
2264 if (stp[col] != dtp[col]
2265 || !RS_SAME (srp[col], drp[col]))
2266 {
2267 if (have_bg && (i++ > count / 2))
2268 break;
2269
2270 dtp[col] = stp[col];
2271 drp[col] = rend;
2272 i = 0;
2273 }
2274 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2275 break;
2276 }
2277
2278 col--; /* went one too far. move back */
2279 count -= i; /* dump any matching trailing chars */
2280
2281 // sometimes we optimize away the trailing NOCHAR's, add them back
2282 while (expect_false (i && text[count] == NOCHAR))
2283 count++, i--;
2284
2285 /*
2286 * Determine the attributes for the string
2287 */
2288 int fore = fgcolor_of (rend); // desired foreground
2289 int back = bgcolor_of (rend); // desired background
2290
2291 // only do special processing if any attributes are set, which is unlikely
2292 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2293 {
2294 bool invert = rend & RS_RVid;
2295
2296#ifndef NO_BOLD_UNDERLINE_REVERSE
2297 if (rend & RS_Bold && fore == Color_fg)
2298 {
2299 if (ISSET_PIXCOLOR (Color_BD))
2300 fore = Color_BD;
2301# if !ENABLE_STYLES
2302 else
2303 invert = !invert;
2304# endif
2305 }
2306
2307 if (rend & RS_Italic && fore == Color_fg)
2308 {
2309 if (ISSET_PIXCOLOR (Color_IT))
2310 fore = Color_IT;
2311# if !ENABLE_STYLES
2312 else
2313 invert = !invert;
2314# endif
2315 }
2316
2317 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2318 fore = Color_UL;
2319#endif
2320
2321#ifdef OPTION_HC
2322 if (rend & RS_Sel)
2323 {
2324 /* invert the column if no highlightColor is set or it is the
2325 * current cursor column */
2326 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2327 && ISSET_PIXCOLOR (Color_HC))
2328 {
2329 if (ISSET_PIXCOLOR (Color_HTC))
2330 fore = Color_HTC;
2331 // if invert is 0 reverse video is set so we use bg color as fg color
2332 else if (!invert)
2333 fore = back;
2334
2335 back = Color_HC;
2336 invert = 0;
2337 }
2338 }
2339#endif
2340
2341 if (invert)
2342 {
2343 ::swap (fore, back);
2344
2345#ifndef NO_BOLD_UNDERLINE_REVERSE
2346 if (fore == back)
2347 {
2348 fore = Color_bg;
2349 back = Color_fg;
2350 }
2351#endif
2352 }
2353
2354#ifdef TEXT_BLINK
2355 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2356 {
2357 if (!text_blink_ev.is_active ())
2358 {
2359 text_blink_ev.again ();
2360 hidden_text = 0;
2361 }
2362 else if (hidden_text)
2363 fore = back;
2364 }
2365#endif
2366
2367#if ENABLE_STYLES
2368 // "careful" (too wide) character handling
2369
2370 // include previous careful character(s) if possible, looks nicer (best effort...)
2371 while (text > stp
2372 && srp[text - stp - 1] & RS_Careful
2373 && RS_SAME (rend, srp[text - stp - 1]))
2374 text--, count++, xpixel -= fwidth;
2375
2376 // force redraw after "careful" characters to avoid pixel droppings
2377 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2378 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2379
2380 // force redraw before "careful" characters to avoid pixel droppings
2381 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2382 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2383#endif
2384 }
2385
2386 /*
2387 * Actually do the drawing of the string here
2388 */
2389 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2390
2391 if (expect_true (have_bg && back == Color_bg))
2392 {
2393 // this is very ugly, maybe push it into ->draw?
2394
2395 for (i = 0; i < count; i++) /* don't draw empty strings */
2396 if (text[i] != ' ')
2064 { 2397 {
2065 for (col = TermWin.ncol; col--; ) 2398 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2066 { 2399 goto did_clear;
2067 *dtp++ = *dtp2++;
2068 *drp++ = *drp2++;
2069 }
2070
2071 if (len == -1)
2072 len = row;
2073
2074 wlen = row;
2075 continue;
2076 } 2400 }
2401
2402 CLEAR_CHARS (xpixel, ypixel, count);
2403 did_clear: ;
2077 } 2404 }
2405 else
2406 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2078 2407
2079 if (len != -1) 2408 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2080 { 2409 {
2081 /* also comes here at end if needed because of >= above */ 2410#if ENABLE_FRILLS
2082 if (wlen < len) 2411 if (ISSET_PIXCOLOR (Color_underline))
2083 SWAP_IT(wlen, len, int); 2412 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2084
2085 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2086 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2087 TermWin.gc, 0, Row2Pixel (len + i),
2088 (unsigned int)TermWin_TotalWidth (),
2089 (unsigned int)Height2Pixel (wlen - len + 1),
2090 0, Row2Pixel (len));
2091 len = -1;
2092 }
2093 }
2094 }
2095#endif
2096
2097 /*
2098 * E: main pass across every character
2099 */
2100 for (row = 0; row < TermWin.nrow; row++)
2101 {
2102 stp = screen.text[row + row_offset];
2103 srp = screen.rend[row + row_offset];
2104 dtp = drawn_text[row];
2105 drp = drawn_rend[row];
2106
2107 /*
2108 * E2: OK, now the real pass
2109 */
2110 int ypixel = (int)Row2Pixel(row);
2111
2112 for (col = 0; col < TermWin.ncol; col++)
2113 {
2114 /* compare new text with old - if exactly the same then continue */
2115 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2116
2117 if (stp[col] == dtp[col] /* Must match characters to skip. */
2118 && (rend == drp[col] /* Either rendition the same or */
2119 || (stp[col] == ' ' /* space w/ no background change */
2120 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2121 continue;
2122
2123 text_t *text = stp + col;
2124 int count = 1;
2125
2126 /* redraw one or more characters */
2127
2128 dtp[col] = stp[col];
2129 drp[col] = rend;
2130
2131 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2132 continue;
2133
2134 int xpixel = Col2Pixel(col);
2135
2136 // this loop looks very messy, it can probably be optimized
2137 // and cleaned a bit by you?
2138 for (i = 0; ++col < TermWin.ncol; )
2139 {
2140 if (stp[col] == NOCHAR)
2141 {
2142 dtp[col] = stp[col];
2143 drp[col] = rend;
2144 count++;
2145
2146 if (i) // only possible skip if char unchanged
2147 i++;
2148
2149 continue;
2150 }
2151
2152 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2153 break;
2154
2155 count++;
2156
2157 if (stp[col] != dtp[col]
2158 || srp[col] != drp[col])
2159 {
2160 if (must_clear && (i++ > (count / 2)))
2161 break;
2162
2163 dtp[col] = stp[col];
2164 drp[col] = rend;
2165 i = 0;
2166 }
2167 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2168 break;
2169 }
2170
2171 col--; /* went one too far. move back */
2172 count -= i; /* dump any matching trailing chars */
2173
2174 /*
2175 * Determine the attributes for the string
2176 */
2177 int fid = GET_FONT(rend);
2178 fore = GET_FGCOLOR(rend);
2179 back = GET_BGCOLOR(rend);
2180 rend = GET_ATTR(rend);
2181
2182 rvid = (rend & RS_RVid) ? 1 : 0;
2183#ifdef OPTION_HC
2184 if (!rvid && (rend & RS_Blink))
2185 {
2186 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2187 back = Color_HC;
2188 else 2413 else
2189 rvid = !rvid; /* fall back */
2190 }
2191#endif
2192 if (rvid)
2193 {
2194 SWAP_IT(fore, back, int);
2195
2196#ifndef NO_BOLD_UNDERLINE_REVERSE
2197 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2198# ifndef NO_CURSORCOLOR
2199 && !ISSET_PIXCOLOR (this, Color_cursor)
2200# endif 2414#endif
2201 ) 2415 XSetForeground (dpy, gc, pix_colors[fore]);
2202 back = Color_RV;
2203#endif
2204 }
2205#ifndef NO_BOLD_UNDERLINE_REVERSE
2206 else if (rend & RS_Bold)
2207 {
2208 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_BD))
2209 {
2210 fore = Color_BD;
2211# ifndef VERYBOLD
2212 rend &= ~RS_Bold; /* we've taken care of it */
2213# endif
2214 }
2215 }
2216 else if (rend & RS_Uline)
2217 {
2218 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2219 {
2220 fore = Color_UL;
2221 rend &= ~RS_Uline; /* we've taken care of it */
2222 }
2223 }
2224#endif
2225 2416
2226 /* 2417 XDrawLine (dpy, vt, gc,
2227 * Actually do the drawing of the string here
2228 */
2229 rxvt_font *font = (*TermWin.fontset)[fid];
2230
2231 if (back == Color_bg)
2232 {
2233 if (must_clear)
2234 {
2235 for (i = 0; i < count; i++) /* don't draw empty strings */
2236 if (text[i] != ' ')
2237 {
2238 font->draw (xpixel, ypixel, text, count, fore, -1);
2239 goto nodraw;
2240 }
2241
2242 CLEAR_CHARS (xpixel, ypixel, count);
2243nodraw: ;
2244 }
2245 else
2246 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2247 }
2248 else
2249 font->draw (xpixel, ypixel, text, count, fore, back);
2250
2251 if ((rend & RS_Uline) && (font->descent > 1))
2252 XDrawLine(Xdisplay, drawBuffer, TermWin.gc,
2253 xpixel, ypixel + font->ascent + 1, 2418 xpixel, ypixel + font->ascent + 1,
2254 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2419 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2420 }
2255 } /* for (col....) */ 2421 } /* for (col....) */
2256 } /* for (row....) */ 2422 } /* for (row....) */
2257 2423
2258 /* 2424 /*
2259 * G: cleanup cursor and display outline cursor if necessary 2425 * G: cleanup cursor and display outline cursor if necessary
2260 */ 2426 */
2261 if (showcursor) { 2427 if (showcursor)
2262 if (TermWin.focus) { 2428 {
2263 srp = &(screen.rend[screen.cur.row + TermWin.saveLines] 2429 if (focus)
2264 [screen.cur.col]); 2430 {
2431 if (option (Opt_cursorUnderline))
2432 *crp ^= RS_Uline;
2433 else
2434 {
2265 *srp ^= RS_RVid; 2435 *crp ^= RS_RVid;
2266#ifndef NO_CURSORCOLOR 2436#ifndef NO_CURSORCOLOR
2267 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2437 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2268#endif 2438#endif
2439 }
2440 }
2269 } else if (oldcursor.row >= 0) { 2441 else if (oldcursor.row >= 0)
2442 {
2443 int cursorwidth = 1;
2444 int col = oldcursor.col;
2445
2446 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2447 col--;
2448
2449 while (col + cursorwidth < ncol
2450 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2451 cursorwidth++;
2452
2270#ifndef NO_CURSORCOLOR 2453#ifndef NO_CURSORCOLOR
2271 unsigned long gcmask; /* Graphics Context mask */
2272
2273 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2454 if (ISSET_PIXCOLOR (Color_cursor))
2274 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]); 2455 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2456 else
2275#endif 2457#endif
2276 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc, 2458 XSetForeground (dpy, gc, pix_colors[ccol1]);
2459
2460 XDrawRectangle (dpy, vt, gc,
2277 Col2Pixel(oldcursor.col), 2461 Col2Pixel (col),
2278 Row2Pixel(oldcursor.row), 2462 Row2Pixel (oldcursor.row),
2279 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2463 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2280 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1)); 2464 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2281 } 2465 }
2282 } 2466 }
2283 2467
2284 /* 2468 /*
2285 * H: cleanup selection 2469 * H: cleanup selection
2286 */ 2470 */
2471#if ENABLE_OVERLAY
2472 scr_swap_overlay ();
2473#endif
2474 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2475
2287 rxvt_scr_reverse_selection (this); 2476 scr_reverse_selection ();
2288 2477
2289 /* 2478 screen.flags = old_screen_flags;
2290 * I: other general cleanup
2291 */
2292 if (clearfirst && TermWin.int_bwidth)
2293 /*
2294 * clear the whole screen height, note that width == 0 is treated
2295 * specially by XClearArea
2296 */
2297 XClearArea(Xdisplay, TermWin.vt, 0, 0,
2298 (unsigned int)TermWin.int_bwidth,
2299 (unsigned int)TermWin_TotalHeight(), False);
2300 if (clearlast && TermWin.int_bwidth)
2301 /*
2302 * clear the whole screen height, note that width == 0 is treated
2303 * specially by XClearArea
2304 */
2305 XClearArea(Xdisplay, TermWin.vt,
2306 TermWin.width + TermWin.int_bwidth, 0,
2307 (unsigned int)TermWin.int_bwidth,
2308 (unsigned int)TermWin_TotalHeight(), False);
2309 if (refresh_type & SMOOTH_REFRESH)
2310 XSync(Xdisplay, False);
2311
2312 num_scr = 0; 2479 num_scr = 0;
2313 num_scr_allow = 1; 2480 num_scr_allow = 1;
2314 want_refresh = 0; /* screen is current */
2315} 2481}
2316 2482
2317/* ------------------------------------------------------------------------- */
2318void 2483void
2319rxvt_term::scr_clear() 2484rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2320{ 2485{
2486 if (!l.t)
2487 return;
2488
2489 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2490
2491 for (int i = ncol; i--; )
2492 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2493}
2494
2495void
2496rxvt_term::scr_remap_chars () NOTHROW
2497{
2498 for (int i = total_rows; i--; )
2499 scr_remap_chars (row_buf [i]);
2500
2501 for (int i = nrow; i--; )
2502 {
2503 scr_remap_chars (drawn_buf [i]);
2504 scr_remap_chars (swap_buf [i]);
2505 }
2506}
2507
2508void
2509rxvt_term::scr_recolour () NOTHROW
2510{
2511#ifdef HAVE_BG_PIXMAP
2512 bgPixmap.apply ();
2513#else
2514
2515 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2516 XClearWindow (dpy, parent[0]);
2517 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2518
2519 if (scrollBar.win)
2520 {
2521 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2522 scrollBar.state = STATE_IDLE;
2523 scrollBar.show (0);
2524 }
2525
2526#endif
2527
2528 /* bgPixmap.apply () does not do the following : */
2529 scr_clear ();
2530 scr_touch (true);
2531 want_refresh = 1;
2532}
2533
2534/* ------------------------------------------------------------------------- */
2535void
2536rxvt_term::scr_clear (bool really) NOTHROW
2537{
2321 if (!TermWin.mapped) 2538 if (!mapped)
2322 return; 2539 return;
2323 2540
2324 num_scr_allow = 0; 2541 num_scr_allow = 0;
2325 want_refresh = 1; 2542 want_refresh = 1;
2326#ifdef TRANSPARENT 2543
2327 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2544 if (really)
2545 XClearWindow (dpy, vt);
2546}
2547
2548void
2549rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2550{
2551 int view_end = view_start + nrow;
2552 int row, col;
2553
2554 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2555 {
2556 text_t *stp = ROW(row).t;
2557 rend_t *srp = ROW(row).r;
2558
2559 for (col = beg_col; col < end_col; col++)
2560 srp[col] ^= rstyle1;
2561
2562 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2563 srp[col] ^= rstyle2;
2564
2565 if (++col < end_col)
2566 srp[col] ^= rstyle2;
2328 { 2567 }
2329 int i; 2568}
2330 2569
2331 if (!(Options & Opt_transparent_all)) 2570void
2571rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2572{
2573 int view_end = view_start + nrow;
2574 int row, col;
2575
2576 if (beg_row >= view_start)
2577 {
2578 col = beg_col;
2579 row = beg_row;
2580 }
2581 else
2582 {
2332 i = 0; 2583 col = 0;
2584 row = view_start;
2585 }
2586
2587 for (; row < min (end_row, view_end); row++, col = 0)
2588 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2589 srp[col] ^= rstyle;
2590
2591 if (row == end_row)
2592 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2593 srp[col] ^= rstyle;
2594}
2595
2596/* ------------------------------------------------------------------------- */
2597void
2598rxvt_term::scr_reverse_selection () NOTHROW
2599{
2600 if (selection.op
2601 && current_screen == selection.screen
2602 && selection.end.row >= view_start)
2603 {
2604#if !ENABLE_MINIMAL
2605 if (selection.rect)
2606 scr_xor_rect (selection.beg.row, selection.beg.col,
2607 selection.end.row, selection.end.col,
2608 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2333 else 2609 else
2334 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2335
2336 while (i--)
2337 if (TermWin.parent[i] != None)
2338 XClearWindow(Xdisplay, TermWin.parent[i]);
2339 }
2340#endif 2610#endif
2341 2611 scr_xor_span (selection.beg.row, selection.beg.col,
2342 XClearWindow (Xdisplay, TermWin.vt); 2612 selection.end.row, selection.end.col,
2343} 2613 RS_Sel | RS_RVid);
2344
2345/* ------------------------------------------------------------------------- */
2346/* INTPROTO */
2347void
2348rxvt_scr_reverse_selection(pR)
2349{
2350 int i, col, row, end_row;
2351 rend_t *srp;
2352
2353 if (R->selection.op && R->current_screen == R->selection.screen) {
2354 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2355 i = R->selection.beg.row + R->TermWin.saveLines;
2356 row = R->selection.end.row + R->TermWin.saveLines;
2357 if (i >= end_row)
2358 col = R->selection.beg.col;
2359 else {
2360 col = 0;
2361 i = end_row;
2362 }
2363 end_row += R->TermWin.nrow;
2364 for (; i < row && i < end_row; i++, col = 0)
2365 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2366#ifndef OPTION_HC
2367 srp[col] ^= RS_RVid;
2368#else
2369 srp[col] ^= RS_Blink;
2370#endif
2371 if (i == row && i < end_row)
2372 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2373#ifndef OPTION_HC
2374 srp[col] ^= RS_RVid;
2375#else
2376 srp[col] ^= RS_Blink;
2377#endif
2378 } 2614 }
2379} 2615}
2380 2616
2381/* ------------------------------------------------------------------------- */ 2617/* ------------------------------------------------------------------------- */
2382/* 2618/*
2383 * Dump the whole scrollback and screen to the passed filedescriptor. The 2619 * Dump the whole scrollback and screen to the passed filedescriptor. The
2384 * invoking routine must close the fd. 2620 * invoking routine must close the fd.
2385 */ 2621 */
2386#if 0 2622#if 0
2387/* EXTPROTO */
2388void 2623void
2389rxvt_scr_dump(pR_ int fd) 2624rxvt_term::scr_dump (int fd) NOTHROW
2390{ 2625{
2391 int row, wrote; 2626 int row, wrote;
2392 unsigned int width, towrite; 2627 unsigned int width, towrite;
2393 char r1[] = "\n"; 2628 char r1[] = "\n";
2394 2629
2395 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2630 for (row = saveLines + top_row;
2396 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2631 row < saveLines + nrow - 1; row++)
2397 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2632 {
2398 : R->TermWin.ncol; 2633 width = row_buf[row].l >= 0 ? row_buf[row].l
2634 : ncol;
2399 for (towrite = width; towrite; towrite -= wrote) { 2635 for (towrite = width; towrite; towrite -= wrote)
2636 {
2400 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2637 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2401 towrite); 2638 towrite);
2402 if (wrote < 0) 2639 if (wrote < 0)
2403 return; /* XXX: death, no report */ 2640 return; /* XXX: death, no report */
2404 } 2641 }
2405 if (R->screen.tlen[row] >= 0) 2642 if (row_buf[row].l >= 0)
2406 if (write(fd, r1, 1) <= 0) 2643 if (write (fd, r1, 1) <= 0)
2407 return; /* XXX: death, no report */ 2644 return; /* XXX: death, no report */
2408 } 2645 }
2409} 2646}
2410#endif 2647#endif
2411 2648
2412/* ------------------------------------------------------------------------- * 2649/* ------------------------------------------------------------------------- *
2413 * CHARACTER SELECTION * 2650 * CHARACTER SELECTION *
2414 * ------------------------------------------------------------------------- */ 2651 * ------------------------------------------------------------------------- */
2415
2416/*
2417 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2418 */
2419/* EXTPROTO */
2420void 2652void
2421rxvt_selection_check(pR_ int check_more) 2653rxvt_term::selection_check (int check_more) NOTHROW
2422{ 2654{
2423 row_col_t pos; 2655 row_col_t pos;
2424 2656
2425 if (!R->selection.op) 2657 if (!selection.op)
2426 return; 2658 return;
2427 2659
2428 pos.row = pos.col = 0; 2660 pos.row = pos.col = 0;
2429 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2661 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2430 || (R->selection.beg.row >= R->TermWin.nrow) 2662 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2431 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2663 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2432 || (R->selection.mark.row >= R->TermWin.nrow)
2433 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2434 || (R->selection.end.row >= R->TermWin.nrow)
2435 || (check_more == 1 2664 || (check_more == 1
2436 && R->current_screen == R->selection.screen 2665 && current_screen == selection.screen
2437 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2666 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2438 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2667 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2439 || (check_more == 2 2668 || (check_more == 2
2440 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2669 && ROWCOL_IS_BEFORE (selection.beg, pos)
2441 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2670 && ROWCOL_IS_AFTER (selection.end, pos))
2442 || (check_more == 3 2671 || (check_more == 3
2443 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2672 && ROWCOL_IS_AFTER (selection.end, pos))
2444 || (check_more == 4 /* screen width change */ 2673 || (check_more == 4 /* screen width change */
2445 && (R->selection.beg.row != R->selection.end.row 2674 && (selection.beg.row != selection.end.row
2446 || R->selection.end.col > R->TermWin.ncol))) 2675 || selection.end.col > ncol)))
2447 CLEAR_SELECTION(R); 2676 CLEAR_SELECTION ();
2448} 2677}
2449 2678
2450/* ------------------------------------------------------------------------- */ 2679/* ------------------------------------------------------------------------- */
2451/* 2680/*
2452 * Paste a selection direct to the command fd 2681 * Paste a selection direct to the command fd
2453 */ 2682 */
2454void 2683void
2455rxvt_term::paste (const unsigned char *data, unsigned int len) 2684rxvt_term::paste (char *data, unsigned int len) NOTHROW
2456{ 2685{
2457 unsigned int i, j, n;
2458 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2459
2460#if 0
2461 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2462 ZERO_SCROLLBACK (r);
2463#endif
2464
2465 /* convert normal newline chars into common keyboard Return key sequence */ 2686 /* convert normal newline chars into common keyboard Return key sequence */
2466 for (i = 0; i < len; i += PROP_SIZE) 2687 for (unsigned int i = 0; i < len; i++)
2467 { 2688 if (data[i] == C0_LF)
2468 n = min (len - i, PROP_SIZE); 2689 data[i] = C0_CR;
2469 MEMCPY (ds, data + i, n);
2470 2690
2471 for (j = 0; j < n; j++) 2691 if (priv_modes & PrivMode_BracketPaste)
2472 if (ds[j] == '\n') 2692 tt_printf ("\e[200~");
2473 ds[j] = '\r';
2474 2693
2475 tt_write (ds, (int)n); 2694 tt_write (data, len);
2476 }
2477 2695
2478 free(ds); 2696 if (priv_modes & PrivMode_BracketPaste)
2697 tt_printf ("\e[201~");
2479} 2698}
2480 2699
2481/* ------------------------------------------------------------------------- */ 2700/* ------------------------------------------------------------------------- */
2482/* 2701/*
2483 * Respond to a notification that a primary selection has been sent 2702 * Respond to a notification that a primary selection has been sent
2484 * EXT: SelectionNotify 2703 * EXT: SelectionNotify
2485 */ 2704 */
2486/* EXTPROTO */ 2705void
2487int
2488rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2706rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2489{ 2707{
2490 long nread = 0; 2708 if (prop == None) /* check for failed XConvertSelection */
2709 {
2710 if ((selection_type & Sel_CompoundText))
2711 {
2712 int selnum = selection_type & Sel_whereMask;
2713
2714 selection_type = 0;
2715 if (selnum != Sel_direct)
2716 selection_request_other (XA_STRING, selnum);
2717 }
2718
2719 if ((selection_type & Sel_UTF8String))
2720 {
2721 int selnum = selection_type & Sel_whereMask;
2722
2723 selection_type = Sel_CompoundText;
2724 if (selnum != Sel_direct)
2725 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2726 else
2727 selection_type = 0;
2728 }
2729
2730 return;
2731 }
2732
2491 unsigned long bytes_after; 2733 unsigned long bytes_after;
2492 XTextProperty ct; 2734 XTextProperty ct;
2493 int dummy_count;
2494 char **cl;
2495 2735
2496 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2736 if (XGetWindowProperty (dpy, win, prop,
2497 2737 0, PROP_SIZE / 4,
2498 if (prop == None) /* check for failed XConvertSelection */ 2738 delete_prop, AnyPropertyType,
2499 { 2739 &ct.encoding, &ct.format,
2500 if ((R->selection_type & Sel_CompoundText)) 2740 &ct.nitems, &bytes_after,
2501 { 2741 &ct.value) != Success)
2502 int selnum = R->selection_type & Sel_whereMask;
2503
2504 R->selection_type = 0;
2505 if (selnum != Sel_direct)
2506 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2507 }
2508
2509 return 0;
2510 } 2742 {
2511 2743 ct.value = 0;
2512 for (;;) 2744 goto bailout;
2513 { 2745 }
2746
2747 if (ct.encoding == None)
2748 goto bailout;
2749
2750 if (bytes_after)
2751 {
2752 // fetch and append remaining data
2753 XTextProperty ct2;
2754
2514 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2755 if (XGetWindowProperty (dpy, win, prop,
2515 (long)(PROP_SIZE / 4), delete_prop, 2756 ct.nitems / 4, (bytes_after + 3) / 4,
2757 delete_prop, AnyPropertyType,
2516 AnyPropertyType, &ct.encoding, &ct.format, 2758 &ct2.encoding, &ct2.format,
2517 &ct.nitems, &bytes_after, 2759 &ct2.nitems, &bytes_after,
2518 &ct.value) != Success) 2760 &ct2.value) != Success)
2519 break; 2761 goto bailout;
2520 2762
2521 if (ct.encoding == 0) 2763 // realloc should be compatible to XFree, here, and elsewhere, too
2522 { 2764 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2523 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2765 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2524 break; 2766 ct.nitems += ct2.nitems;
2525 }
2526 2767
2768 XFree (ct2.value);
2769 }
2770
2527 if (ct.value == NULL) 2771 if (ct.value == 0)
2528 { 2772 goto bailout;
2529 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2530 continue;
2531 }
2532 2773
2774 if (ct.encoding == xa[XA_INCR])
2775 {
2776 // INCR selection, start handshake
2777 if (!delete_prop)
2778 XDeleteProperty (dpy, win, prop);
2779
2780 selection_wait = Sel_incr;
2781 incr_buf_fill = 0;
2782 incr_ev.start (10);
2783
2784 goto bailout;
2785 }
2786
2533 if (ct.nitems == 0) 2787 if (ct.nitems == 0)
2788 {
2789 if (selection_wait == Sel_incr)
2790 {
2791 XFree (ct.value);
2792
2793 // finally complete, now paste the whole thing
2794 selection_wait = Sel_normal;
2795 ct.value = (unsigned char *)incr_buf;
2796 ct.nitems = incr_buf_fill;
2797 incr_buf = 0;
2798 incr_buf_size = 0;
2799 incr_ev.stop ();
2534 { 2800 }
2535 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2801 else
2802 {
2536 if (R->selection_wait == Sel_normal && nread == 0) 2803 if (selection_wait == Sel_normal
2804 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2537 { 2805 {
2538 /* 2806 /*
2539 * pass through again trying CUT_BUFFER0 if we've come from 2807 * pass through again trying CUT_BUFFER0 if we've come from
2540 * XConvertSelection() but nothing was presented 2808 * XConvertSelection () but nothing was presented
2541 */ 2809 */
2542 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2543 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2810 selection_paste (display->root, XA_CUT_BUFFER0, False);
2544 } 2811 }
2545 2812
2546 nread = -1; /* discount any previous stuff */ 2813 goto bailout;
2547 break;
2548 }
2549
2550 nread += ct.nitems;
2551 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2552 &dummy_count) == Success && cl)
2553 { 2814 }
2554 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2815 }
2816 else if (selection_wait == Sel_incr)
2817 {
2818 incr_ev.start (10);
2819
2820 while (incr_buf_fill + ct.nitems > incr_buf_size)
2821 {
2822 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2823 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2824 }
2825
2826 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2827 incr_buf_fill += ct.nitems;
2828
2829 goto bailout;
2830 }
2831
2832 char **cl;
2833 int cr;
2834
2835#if !ENABLE_MINIMAL
2836 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2837 // so recode it manually
2838 if (ct.encoding == xa[XA_UTF8_STRING])
2839 {
2840 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2841 char *s = rxvt_wcstombs (w);
2842 free (w);
2843 // TODO: strlen == only the first element will be converted. well...
2844 paste (s, strlen (s));
2845 free (s);
2846 }
2847 else
2848#endif
2849 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2850 && cl)
2851 {
2852 for (int i = 0; i < cr; i++)
2853 paste (cl[i], strlen (cl[i]));
2854
2555 XFreeStringList (cl); 2855 XFreeStringList (cl);
2556 } 2856 }
2557 else 2857 else
2558 R->paste (ct.value, ct.nitems); 2858 paste ((char *)ct.value, ct.nitems); // paste raw
2559 2859
2560 if (bytes_after == 0) 2860bailout:
2561 break;
2562
2563 XFree (ct.value);
2564 }
2565
2566 if (ct.value)
2567 XFree (ct.value); 2861 XFree (ct.value);
2568 2862
2569 if (R->selection_wait == Sel_normal) 2863 if (selection_wait == Sel_normal)
2570 R->selection_wait = Sel_none; 2864 selection_wait = Sel_none;
2571
2572 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2573 return (int)nread;
2574} 2865}
2575 2866
2576void 2867void
2577rxvt_term::incr_cb (time_watcher &w) 2868rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2578{ 2869{
2579 w.stop ();
2580 selection_wait = Sel_none; 2870 selection_wait = Sel_none;
2581 2871
2872 incr_buf_size = 0;
2873 free (incr_buf);
2874
2582 rxvt_print_error("data loss: timeout on INCR selection paste"); 2875 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2583} 2876}
2584 2877
2585/*
2586 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2587 */
2588/* EXTPROTO */
2589void 2878void
2590rxvt_selection_property(pR_ Window win, Atom prop) 2879rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2591{ 2880{
2592 int reget_time = 0; 2881 if (prop == None || selection_wait != Sel_incr)
2593
2594 if (prop == None)
2595 return; 2882 return;
2596 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2597 if (R->selection_wait == Sel_normal) {
2598 int a, afmt;
2599 Atom atype;
2600 unsigned long bytes_after, nitems;
2601 unsigned char *s = NULL;
2602 2883
2603 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2884 selection_paste (win, prop, true);
2604 R->xa[XA_INCR], &atype, &afmt, &nitems,
2605 &bytes_after, &s);
2606 if (s)
2607 XFree(s);
2608 if (a != Success)
2609 return;
2610#ifndef __CYGWIN32__
2611 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2612 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2613 XDeleteProperty(R->Xdisplay, win, prop);
2614 XFlush(R->Xdisplay);
2615 reget_time = 1;
2616 R->selection_wait = Sel_incr;
2617 }
2618#endif
2619 } else if (R->selection_wait == Sel_incr) {
2620 reget_time = 1;
2621 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2622 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2623 R->selection_wait = Sel_none;
2624 R->incr_ev.stop ();
2625 }
2626 }
2627 if (reget_time) /* received more data so reget time */
2628 R->incr_ev.start (NOW + 10);
2629} 2885}
2886
2630/* ------------------------------------------------------------------------- */ 2887/* ------------------------------------------------------------------------- */
2631/* 2888/*
2632 * Request the current selection: 2889 * Request the current selection:
2633 * Order: > internal selection if available 2890 * Order: > internal selection if available
2634 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2891 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2635 * > CUT_BUFFER0 2892 * > CUT_BUFFER0
2636 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2893 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2637 * will auto fallback to CUT_BUFFER0 2894 * will auto fallback to CUT_BUFFER0
2638 * EXT: button 2 release 2895 * EXT: button 2 release
2639 */ 2896 */
2640/* EXTPROTO */
2641void 2897void
2642rxvt_selection_request(pR_ Time tm, int x, int y) 2898rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2643{ 2899{
2644 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2900 if (selection.text && selnum == Sel_Primary)
2645 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2901 {
2646 return; /* outside window */ 2902 /* internal selection */
2903 char *str = rxvt_wcstombs (selection.text, selection.len);
2904 paste (str, strlen (str));
2905 free (str);
2906 return;
2907 }
2908 else
2909 {
2910 selection_request_time = tm;
2911 selection_wait = Sel_normal;
2647 2912
2648 if (R->selection.text != NULL) { /* internal selection */ 2913#if X_HAVE_UTF8_STRING
2649 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2914 selection_type = Sel_UTF8String;
2650 R->paste (R->selection.text, R->selection.len); 2915 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2651 return; 2916 return;
2652 } else { 2917#else
2653 int i;
2654
2655 R->selection_request_time = tm;
2656 R->selection_wait = Sel_normal;
2657 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2658 R->selection_type = Sel_CompoundText; 2918 selection_type = Sel_CompoundText;
2659 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2919 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2660 return; 2920 return;
2661 } 2921#endif
2662 } 2922 }
2923
2663 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2924 selection_wait = Sel_none; /* don't loop in selection_paste () */
2664 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2665 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2925 selection_paste (display->root, XA_CUT_BUFFER0, false);
2666} 2926}
2667 2927
2668/* INTPROTO */
2669int 2928int
2670rxvt_selection_request_other(pR_ Atom target, int selnum) 2929rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2671{ 2930{
2672 Atom sel; 2931 Atom sel;
2673#ifdef DEBUG_SELECT
2674 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2675#endif
2676 2932
2677 R->selection_type |= selnum; 2933 selection_type |= selnum;
2934
2678 if (selnum == Sel_Primary) 2935 if (selnum == Sel_Primary)
2679 sel = XA_PRIMARY; 2936 sel = XA_PRIMARY;
2680 else if (selnum == Sel_Secondary) 2937 else if (selnum == Sel_Secondary)
2681 sel = XA_SECONDARY; 2938 sel = XA_SECONDARY;
2682 else 2939 else
2683 sel = R->xa[XA_CLIPBOARD]; 2940 sel = xa[XA_CLIPBOARD];
2941
2684 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2942 if (XGetSelectionOwner (dpy, sel) != None)
2685 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2943 {
2686 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2944 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2687 R->TermWin.vt, R->selection_request_time); 2945 vt, selection_request_time);
2688 return 1; 2946 return 1;
2689 } 2947 }
2948
2690 return 0; 2949 return 0;
2691} 2950}
2692 2951
2693/* ------------------------------------------------------------------------- */ 2952/* ------------------------------------------------------------------------- */
2694/* 2953/*
2695 * Clear all selected text 2954 * Clear all selected text
2696 * EXT: SelectionClear 2955 * EXT: SelectionClear
2697 */ 2956 */
2698/* EXTPROTO */
2699void 2957void
2700rxvt_selection_clear(pR) 2958rxvt_term::selection_clear (bool clipboard) NOTHROW
2701{ 2959{
2702 D_SELECT((stderr, "rxvt_selection_clear()")); 2960 if (!clipboard)
2703 2961 {
2704 R->want_refresh = 1; 2962 want_refresh = 1;
2705 if (R->selection.text)
2706 free(R->selection.text); 2963 free (selection.text);
2707 R->selection.text = NULL; 2964 selection.text = NULL;
2708 R->selection.len = 0; 2965 selection.len = 0;
2709 CLEAR_SELECTION(R); 2966 CLEAR_SELECTION ();
2967
2968 if (display->selection_owner == this)
2969 display->selection_owner = 0;
2970 }
2971 else
2972 {
2973 free (selection.clip_text);
2974 selection.clip_text = NULL;
2975 selection.clip_len = 0;
2976
2977 if (display->clipboard_owner == this)
2978 display->clipboard_owner = 0;
2979 }
2710} 2980}
2711 2981
2712/* ------------------------------------------------------------------------- */ 2982/* ------------------------------------------------------------------------- */
2713/* 2983/*
2714 * Copy a selection into the cut buffer 2984 * Copy a selection into the cut buffer
2715 * EXT: button 1 or 3 release 2985 * EXT: button 1 or 3 release
2716 */ 2986 */
2717/* EXTPROTO */
2718void 2987void
2719rxvt_selection_make(pR_ Time tm) 2988rxvt_term::selection_make (Time tm)
2720{ 2989{
2721 int i, col, end_col, row, end_row; 2990 int i;
2722 unsigned char *new_selection_text; 2991 wchar_t *new_selection_text;
2723 char *str; 2992 text_t *t;
2724 text_t *t;
2725#ifdef ACS_ASCII
2726 rend_t *re;
2727#endif
2728 2993
2729 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2730 switch (R->selection.op) { 2994 switch (selection.op)
2995 {
2731 case SELECTION_CONT: 2996 case SELECTION_CONT:
2732 break; 2997 break;
2733 case SELECTION_INIT: 2998 case SELECTION_INIT:
2734 CLEAR_SELECTION(R); 2999 CLEAR_SELECTION ();
2735 /* FALLTHROUGH */ 3000 /* FALLTHROUGH */
2736 case SELECTION_BEGIN: 3001 case SELECTION_BEGIN:
2737 R->selection.op = SELECTION_DONE; 3002 selection.op = SELECTION_DONE;
2738 /* FALLTHROUGH */ 3003 /* FALLTHROUGH */
2739 default: 3004 default:
2740 return; 3005 return;
2741 } 3006 }
3007
2742 R->selection.op = SELECTION_DONE; 3008 selection.op = SELECTION_DONE;
2743 3009
2744 if (R->selection.clicks == 4) 3010 if (selection.clicks == 4)
2745 return; /* nothing selected, go away */ 3011 return; /* nothing selected, go away */
2746 3012
3013 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3014 return;
3015
2747 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 3016 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2748 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 3017 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2749 3018
2750 new_selection_text = (unsigned char *)str; 3019 int ofs = 0;
3020 int extra = 0;
2751 3021
2752 col = R->selection.beg.col; 3022 int col = selection.beg.col;
2753 MAX_IT(col, 0); 3023 int row = selection.beg.row;
2754 row = R->selection.beg.row + R->TermWin.saveLines;
2755 end_row = R->selection.end.row + R->TermWin.saveLines;
2756 3024
3025 int end_col;
3026
2757 for (; row <= end_row; row++, col = 0) 3027 for (; row <= selection.end.row; row++, col = 0)
3028 {
3029#if !ENABLE_MINIMAL
3030 if (selection.rect)
2758 { 3031 {
2759 t = &(R->screen.text[row][col]); 3032 col = selection.beg.col;
2760
2761 end_col = R->screen.tlen[row];
2762
2763 if (end_col == -1)
2764 end_col = R->TermWin.ncol; 3033 end_col = ncol + 1;
3034 }
3035 else
3036#endif
3037 end_col = ROW(row).l;
2765 3038
3039 col = max (col, 0);
3040
2766 if (row == end_row) 3041 if (row == selection.end.row
3042#if !ENABLE_MINIMAL
3043 || selection.rect
3044#endif
3045 )
2767 MIN_IT (end_col, R->selection.end.col); 3046 min_it (end_col, selection.end.col);
2768 3047
3048 t = ROW(row).t + col;
3049
2769 for (; col < end_col; col++) 3050 for (; col < end_col; col++)
3051 {
2770 if (*t == NOCHAR) 3052 if (*t == NOCHAR)
2771 t++; 3053 t++;
3054#if ENABLE_COMBINING
3055 else if (IS_COMPOSE (*t))
3056 {
3057 int len = rxvt_composite.expand (*t, 0);
3058
3059 extra -= (len - 1);
3060
3061 if (extra < 0)
3062 {
3063 extra += i;
3064 i += i;
3065 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3066 }
3067
3068 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3069 }
3070#endif
2772 else 3071 else
2773 { 3072 new_selection_text[ofs++] = *t++;
2774 int len = wctomb (str, *t++);
2775 if (len > 0)
2776 str += len;
2777 }
2778
2779 if (R->screen.tlen[row] != -1 && row != end_row)
2780 *str++ = '\n';
2781 } 3073 }
2782 3074
2783#ifndef NO_OLD_SELECTION 3075#if !ENABLE_MINIMAL
2784 if (R->selection_style == OLD_SELECT) 3076 if (selection.rect)
2785 if (end_col == R->TermWin.ncol) 3077 {
2786 *str++ = '\n'; 3078 while (ofs
3079 && new_selection_text[ofs - 1] != C0_LF
3080 && unicode::is_space (new_selection_text[ofs - 1]))
3081 --ofs;
3082
3083 new_selection_text[ofs++] = C0_LF;
3084 }
3085 else
2787#endif 3086#endif
2788#ifndef NO_NEW_SELECTION 3087 if (!ROW(row).is_longer () && row != selection.end.row)
2789 if (R->selection_style != OLD_SELECT) 3088 new_selection_text[ofs++] = C0_LF;
3089 }
3090
2790 if (end_col != R->selection.end.col) 3091 if (end_col != selection.end.col)
2791 *str++ = '\n'; 3092 new_selection_text[ofs++] = C0_LF;
2792#endif
2793 *str = '\0';
2794 3093
2795 i = str - (char *)new_selection_text; 3094 new_selection_text[ofs] = 0;
3095
2796 if (i == 0) 3096 if (ofs == 0)
2797 { 3097 {
2798 free (new_selection_text); 3098 free (new_selection_text);
2799 return; 3099 return;
2800 } 3100 }
2801 3101
2802 // due to MB_MAX_CUR, selection wastage is usually high
2803 if (str - (char *)new_selection_text > 1024)
2804 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2805
2806 R->selection.len = i;
2807 if (R->selection.text)
2808 free (R->selection.text); 3102 free (selection.text);
2809 3103
2810 R->selection.text = new_selection_text; 3104 // we usually allocate much more than necessary, so realloc it smaller again
3105 selection.len = ofs;
3106 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2811 3107
2812 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3108 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2813 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3109 return;
2814 rxvt_print_error("can't get primary selection"); 3110
2815 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3111 selection_grab (tm);
2816 PropModeReplace, R->selection.text, (int)R->selection.len); 3112}
3113
3114bool
3115rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3116{
3117 Atom sel;
3118
3119 if (!clipboard)
3120 {
2817 R->selection_time = tm; 3121 selection_time = tm;
2818 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3122 sel = XA_PRIMARY;
3123 }
3124 else
3125 {
3126 clipboard_time = tm;
3127 sel = xa[XA_CLIPBOARD];
3128 }
3129
3130 XSetSelectionOwner (dpy, sel, vt, tm);
3131 if (XGetSelectionOwner (dpy, sel) == vt)
3132 {
3133 display->set_selection_owner (this, clipboard);
3134 return true;
3135 }
3136 else
3137 {
3138 selection_clear (clipboard);
3139 return false;
3140 }
3141
3142#if 0
3143 XTextProperty ct;
3144
3145 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3146 {
3147 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3148 XFree (ct.value);
3149 }
3150#endif
2819} 3151}
2820 3152
2821/* ------------------------------------------------------------------------- */ 3153/* ------------------------------------------------------------------------- */
2822/* 3154/*
2823 * Mark or select text based upon number of clicks: 1, 2, or 3 3155 * Mark or select text based upon number of clicks: 1, 2, or 3
2824 * EXT: button 1 press 3156 * EXT: button 1 press
2825 */ 3157 */
2826void 3158void
2827rxvt_term::selection_click (int clicks, int x, int y) 3159rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2828{ 3160{
2829 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2830
2831 clicks = ((clicks - 1) % 3) + 1; 3161 clicks = ((clicks - 1) % 3) + 1;
2832 selection.clicks = clicks; /* save clicks so extend will work */ 3162 selection.clicks = clicks; /* save clicks so extend will work */
2833 3163
3164 if (clicks == 2 && !selection.rect
3165 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3166 {
3167 MEvent.clicks = 1; // what a mess
3168 selection.screen = current_screen;
3169 selection.op = SELECTION_CONT;
3170 return;
3171 }
3172
2834 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 3173 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2835 3174
2836 if (clicks == 2 || clicks == 3) 3175 if (clicks == 2 || clicks == 3)
2837 rxvt_selection_extend_colrow (this, selection.mark.col, 3176 selection_extend_colrow (selection.mark.col,
2838 selection.mark.row + TermWin.view_start, 3177 selection.mark.row - view_start,
2839 0, /* button 3 */ 3178 0, /* button 3 */
2840 1, /* button press */ 3179 1, /* button press */
2841 0); /* click change */ 3180 0); /* click change */
2842} 3181}
2843 3182
2844/* ------------------------------------------------------------------------- */ 3183/* ------------------------------------------------------------------------- */
2845/* 3184/*
2846 * Mark a selection at the specified col/row 3185 * Mark a selection at the specified col/row
2847 */ 3186 */
2848/* INTPROTO */
2849void 3187void
2850rxvt_selection_start_colrow(pR_ int col, int row) 3188rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2851{ 3189{
2852 R->want_refresh = 1; 3190 want_refresh = 1;
3191
3192 selection.mark.row = row + view_start;
2853 R->selection.mark.col = col; 3193 selection.mark.col = col;
2854 R->selection.mark.row = row - R->TermWin.view_start; 3194
2855 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3195 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2856 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3196 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3197
3198 while (selection.mark.col > 0
3199 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2857 MAX_IT(R->selection.mark.col, 0); 3200 --selection.mark.col;
2858 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2859 3201
2860 if (R->selection.op) { /* clear the old selection */ 3202 if (selection.op)
3203 {
3204 /* clear the old selection */
2861 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3205 selection.beg.row = selection.end.row = selection.mark.row;
2862 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3206 selection.beg.col = selection.end.col = selection.mark.col;
2863 } 3207 }
3208
2864 R->selection.op = SELECTION_INIT; 3209 selection.op = SELECTION_INIT;
2865 R->selection.screen = R->current_screen; 3210 selection.screen = current_screen;
2866} 3211}
2867 3212
2868/* ------------------------------------------------------------------------- */ 3213/* ------------------------------------------------------------------------- */
2869/* 3214/*
2870 * Word select: select text for 2 clicks 3215 * Word select: select text for 2 clicks
2871 * We now only find out the boundary in one direction 3216 * We now only find out the boundary in one direction
2872 */ 3217 */
2873 3218
2874/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3219/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2875#define DELIMIT_TEXT(x) \ 3220#define DELIMIT_TEXT(x) \
2876 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3221 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2877#define DELIMIT_REND(x) 1 3222#define DELIMIT_REND(x) 1
2878 3223
2879/* INTPROTO */
2880void 3224void
2881rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3225rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2882{ 3226{
2883 int col, row, dirnadd, tcol, trow, w1, w2; 3227 int col, row, dirnadd, tcol, trow, w1, w2;
2884 row_col_t bound; 3228 row_col_t bound;
2885 text_t *stp; 3229 text_t *stp;
2886 rend_t *srp; 3230 rend_t *srp;
2887 3231
2888 if (dirn == UP) { 3232 if (dirn == UP)
2889 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3233 {
3234 bound.row = top_row - 1;
2890 bound.col = 0; 3235 bound.col = 0;
2891 dirnadd = -1; 3236 dirnadd = -1;
2892 } else { 3237 }
2893 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3238 else
3239 {
3240 bound.row = nrow;
2894 bound.col = R->TermWin.ncol - 1; 3241 bound.col = ncol - 1;
2895 dirnadd = 1; 3242 dirnadd = 1;
2896 } 3243 }
2897 row = mark->row + R->TermWin.saveLines; 3244
3245 row = mark->row;
2898 col = mark->col; 3246 col = max (mark->col, 0);
2899 MAX_IT(col, 0); 3247
2900/* find the edge of a word */ 3248 /* find the edge of a word */
2901 stp = &(R->screen.text[row][col]); 3249 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2902 w1 = DELIMIT_TEXT(*stp); 3250 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2903 3251
2904 if (R->selection_style != NEW_SELECT) { 3252 for (;;)
2905 if (w1 == 1) { 3253 {
3254 for (; col != bound.col; col += dirnadd)
3255 {
2906 stp += dirnadd; 3256 stp += dirnadd;
2907 if (DELIMIT_TEXT(*stp) == 1)
2908 goto Old_Word_Selection_You_Die;
2909 col += dirnadd;
2910 }
2911 w1 = 0;
2912 }
2913 srp = (&R->screen.rend[row][col]);
2914 w2 = DELIMIT_REND(*srp);
2915
2916 for (;;) {
2917 for (; col != bound.col; col += dirnadd) {
2918 stp += dirnadd; 3257 srp += dirnadd;
3258
3259 if (*stp == NOCHAR)
3260 continue;
3261
2919 if (DELIMIT_TEXT(*stp) != w1) 3262 if (DELIMIT_TEXT (*stp) != w1)
3263 break;
3264 if (DELIMIT_REND (*srp) != w2)
3265 break;
3266 }
3267
3268 if ((col == bound.col) && (row != bound.row))
3269 {
3270 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3271 {
3272 trow = row + dirnadd;
3273 tcol = dirn == UP ? ncol - 1 : 0;
3274
3275 if (!ROW(trow).t)
2920 break; 3276 break;
2921 srp += dirnadd; 3277
2922 if (DELIMIT_REND(*srp) != w2) 3278 stp = ROW(trow).t + tcol;
3279 srp = ROW(trow).r + tcol;
3280
3281 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2923 break; 3282 break;
2924 } 3283
2925 if ((col == bound.col) && (row != bound.row)) {
2926 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2927 trow = row + dirnadd;
2928 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2929 if (R->screen.text[trow] == NULL)
2930 break;
2931 stp = &(R->screen.text[trow][tcol]);
2932 srp = &(R->screen.rend[trow][tcol]);
2933 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2934 break;
2935 row = trow; 3284 row = trow;
2936 col = tcol; 3285 col = tcol;
2937 continue; 3286 continue;
2938 } 3287 }
2939 } 3288 }
2940 break; 3289 break;
2941 } 3290 }
2942 Old_Word_Selection_You_Die:
2943 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2944 3291
2945 if (dirn == DN) 3292 if (dirn == DN)
2946 col++; /* put us on one past the end */ 3293 col++; /* put us on one past the end */
2947 3294
2948/* Poke the values back in */ 3295 /* Poke the values back in */
2949 ret->row = row - R->TermWin.saveLines; 3296 ret->row = row;
2950 ret->col = col; 3297 ret->col = col;
2951} 3298}
2952 3299
2953/* ------------------------------------------------------------------------- */ 3300/* ------------------------------------------------------------------------- */
2954/* 3301/*
2955 * Extend the selection to the specified x/y pixel location 3302 * Extend the selection to the specified x/y pixel location
… …
2957 * flag == 0 ==> button 1 3304 * flag == 0 ==> button 1
2958 * flag == 1 ==> button 3 press 3305 * flag == 1 ==> button 3 press
2959 * flag == 2 ==> button 3 motion 3306 * flag == 2 ==> button 3 motion
2960 */ 3307 */
2961void 3308void
2962rxvt_term::selection_extend (int x, int y, int flag) 3309rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2963{ 3310{
2964 int col, row; 3311 int col = clamp (Pixel2Col (x), 0, ncol);
3312 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2965 3313
2966 col = Pixel2Col(x);
2967 row = Pixel2Row(y);
2968 MAX_IT(row, 0);
2969 MIN_IT(row, (int)TermWin.nrow - 1);
2970 MAX_IT(col, 0);
2971 MIN_IT(col, (int)TermWin.ncol);
2972
2973#ifndef NO_NEW_SELECTION
2974 /* 3314 /*
2975 * If we're selecting characters (single click) then we must check first 3315 * If we're selecting characters (single click) then we must check first
2976 * if we are at the same place as the original mark. If we are then 3316 * if we are at the same place as the original mark. If we are then
2977 * select nothing. Otherwise, if we're to the right of the mark, you have to 3317 * select nothing. Otherwise, if we're to the right of the mark, you have to
2978 * be _past_ a character for it to be selected. 3318 * be _past_ a character for it to be selected.
2979 */ 3319 */
2980 if (selection_style != OLD_SELECT)
2981 {
2982 if (((selection.clicks % 3) == 1) && !flag 3320 if (((selection.clicks % 3) == 1) && !flag
2983 && (col == selection.mark.col 3321 && (col == selection.mark.col
2984 && (row == selection.mark.row + TermWin.view_start))) 3322 && (row == selection.mark.row - view_start)))
2985 { 3323 {
2986 /* select nothing */ 3324 /* select nothing */
2987 selection.beg.row = selection.end.row = 0; 3325 selection.beg.row = selection.end.row = 0;
2988 selection.beg.col = selection.end.col = 0; 3326 selection.beg.col = selection.end.col = 0;
2989 selection.clicks = 4; 3327 selection.clicks = 4;
2990 want_refresh = 1; 3328 want_refresh = 1;
2991 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2992 return; 3329 return;
2993 }
2994 } 3330 }
2995#endif 3331
2996 if (selection.clicks == 4) 3332 if (selection.clicks == 4)
2997 selection.clicks = 1; 3333 selection.clicks = 1;
2998 3334
2999 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3335 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3000 flag == 1 ? 1 : 0, /* ? button press */ 3336 flag == 1 ? 1 : 0, /* ? button press */
3001 0); /* no click change */ 3337 0); /* no click change */
3002} 3338}
3003 3339
3004/* ------------------------------------------------------------------------- */ 3340/* ------------------------------------------------------------------------- */
3005/* 3341/*
3006 * Extend the selection to the specified col/row 3342 * Extend the selection to the specified col/row
3007 */ 3343 */
3008/* INTPROTO */
3009void 3344void
3010rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3345rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3011{ 3346{
3012 int16_t ncol = R->TermWin.ncol;
3013 int end_col;
3014 row_col_t pos; 3347 row_col_t pos;
3015 enum { 3348 enum {
3016 LEFT, RIGHT 3349 LEFT, RIGHT
3017 } closeto = RIGHT; 3350 } closeto = RIGHT;
3018 3351
3019 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
3020 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3021
3022 R->want_refresh = 1; 3352 want_refresh = 1;
3353
3023 switch (R->selection.op) { 3354 switch (selection.op)
3355 {
3024 case SELECTION_INIT: 3356 case SELECTION_INIT:
3025 CLEAR_SELECTION(R); 3357 CLEAR_SELECTION ();
3026 R->selection.op = SELECTION_BEGIN; 3358 selection.op = SELECTION_BEGIN;
3027 /* FALLTHROUGH */ 3359 /* FALLTHROUGH */
3028 case SELECTION_BEGIN: 3360 case SELECTION_BEGIN:
3029 if (row != R->selection.mark.row || col != R->selection.mark.col 3361 if (row != selection.mark.row || col != selection.mark.col
3030 || (!button3 && buttonpress)) 3362 || (!button3 && buttonpress))
3031 R->selection.op = SELECTION_CONT; 3363 selection.op = SELECTION_CONT;
3032 break; 3364 break;
3033 case SELECTION_DONE: 3365 case SELECTION_DONE:
3034 R->selection.op = SELECTION_CONT; 3366 selection.op = SELECTION_CONT;
3035 /* FALLTHROUGH */ 3367 /* FALLTHROUGH */
3036 case SELECTION_CONT: 3368 case SELECTION_CONT:
3037 break; 3369 break;
3038 case SELECTION_CLEAR: 3370 case SELECTION_CLEAR:
3039 rxvt_selection_start_colrow(aR_ col, row); 3371 selection_start_colrow (col, row);
3040 /* FALLTHROUGH */ 3372 /* FALLTHROUGH */
3041 default: 3373 default:
3042 return; 3374 return;
3043 } 3375 }
3376
3044 if (R->selection.beg.col == R->selection.end.col 3377 if (selection.beg.col == selection.end.col
3045 && R->selection.beg.col != R->selection.mark.col 3378 && selection.beg.col != selection.mark.col
3046 && R->selection.beg.row == R->selection.end.row 3379 && selection.beg.row == selection.end.row
3047 && R->selection.beg.row != R->selection.mark.row) { 3380 && selection.beg.row != selection.mark.row)
3381 {
3048 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3382 selection.beg.col = selection.end.col = selection.mark.col;
3049 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3383 selection.beg.row = selection.end.row = selection.mark.row;
3050 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3051 } 3384 }
3052 3385
3053 pos.col = col; 3386 pos.col = col;
3054 pos.row = row; 3387 pos.row = view_start + row;
3055 3388
3056 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3389 /*
3057 3390 * This is mainly xterm style selection with a couple of differences, mainly
3058#ifndef NO_OLD_SELECTION 3391 * in the way button3 drag extension works.
3059/* 3392 * We're either doing: button1 drag; button3 press; or button3 drag
3060 * This mimics some of the selection behaviour of version 2.20 and before. 3393 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3061 * There are no ``selection modes'', button3 is always character extension. 3394 * is always at the left/right edge of the selection.
3062 * Note: button3 drag is always available, c.f. v2.20 3395 * b) button3 press: extend/contract character/word/line at whichever edge of
3063 * Selection always terminates (left or right as appropriate) at the mark. 3396 * the selection we are closest to.
3397 * c) button3 drag : extend/contract character/word/line - we select around
3398 * a point/word/line which is either the start or end of the selection
3399 * and it was decided by whichever point/word/line was `fixed' at the
3400 * time of the most recent button3 press
3064 */ 3401 */
3065 if (R->selection_style == OLD_SELECT) { 3402 if (button3 && buttonpress)
3066 if (R->selection.clicks == 1 || button3) { 3403 {
3067 if (R->hate_those_clicks) { 3404 /* button3 press */
3068 R->hate_those_clicks = 0; 3405 /*
3069 if (R->selection.clicks == 1) { 3406 * first determine which edge of the selection we are closest to
3070 R->selection.beg.row = R->selection.mark.row; 3407 */
3071 R->selection.beg.col = R->selection.mark.col; 3408 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3072 } else { 3409 || (!ROWCOL_IS_AFTER (pos, selection.end)
3410 && (((pos.col - selection.beg.col)
3411 + ((pos.row - selection.beg.row) * ncol))
3412 < ((selection.end.col - pos.col)
3413 + ((selection.end.row - pos.row) * ncol)))))
3414 closeto = LEFT;
3415
3416 if (closeto == LEFT)
3417 {
3418 selection.beg.row = pos.row;
3419 selection.beg.col = pos.col;
3420 selection.mark.row = selection.end.row;
3421 selection.mark.col = selection.end.col - (selection.clicks == 2);
3422 }
3423 else
3424 {
3425 selection.end.row = pos.row;
3426 selection.end.col = pos.col;
3073 R->selection.mark.row = R->selection.beg.row; 3427 selection.mark.row = selection.beg.row;
3074 R->selection.mark.col = R->selection.beg.col; 3428 selection.mark.col = selection.beg.col;
3429 }
3430 }
3431 else
3432 {
3433 /* button1 drag or button3 drag */
3434 if (ROWCOL_IS_AFTER (selection.mark, pos))
3435 {
3436 if (selection.mark.row == selection.end.row
3437 && selection.mark.col == selection.end.col
3438 && clickchange
3439 && selection.clicks == 2)
3440 selection.mark.col--;
3441
3442 selection.beg.row = pos.row;
3443 selection.beg.col = pos.col;
3444 selection.end.row = selection.mark.row;
3445 selection.end.col = selection.mark.col + (selection.clicks == 2);
3446 }
3447 else
3448 {
3449 selection.beg.row = selection.mark.row;
3450 selection.beg.col = selection.mark.col;
3451 selection.end.row = pos.row;
3452 selection.end.col = pos.col;
3453 }
3454 }
3455
3456 if (selection.clicks == 1)
3457 {
3458 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3459 && !ROW(selection.beg.row).is_longer ()
3460#if !ENABLE_MINIMAL
3461 && !selection.rect
3462#endif
3463 )
3464 selection.beg.col = ncol;
3465
3466 if (
3467 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3468 && !ROW(selection.end.row).is_longer ()
3469#if !ENABLE_MINIMAL
3470 && !selection.rect
3471#endif
3472 )
3473 selection.end.col = ncol;
3474 }
3475 else if (selection.clicks == 2)
3476 {
3477 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3478 selection.end.col--;
3479
3480 selection_delimit_word (UP, &selection.beg, &selection.beg);
3481 selection_delimit_word (DN, &selection.end, &selection.end);
3482 }
3483 else if (selection.clicks == 3)
3484 {
3485#if ENABLE_FRILLS
3486 if (option (Opt_tripleclickwords))
3487 {
3488 selection_delimit_word (UP, &selection.beg, &selection.beg);
3489
3490 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3491 {
3492 if (!ROW(end_row).is_longer ())
3493 {
3494 selection.end.row = end_row;
3495 selection.end.col = ROW(end_row).l;
3496# if !ENABLE_MINIMAL
3497 selection_remove_trailing_spaces ();
3498# endif
3499 break;
3075 } 3500 }
3076 } 3501 }
3077 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3078 R->selection.end.row = R->selection.mark.row;
3079 R->selection.end.col = R->selection.mark.col + 1;
3080 R->selection.beg.row = pos.row;
3081 R->selection.beg.col = pos.col;
3082 } else {
3083 R->selection.beg.row = R->selection.mark.row;
3084 R->selection.beg.col = R->selection.mark.col;
3085 R->selection.end.row = pos.row;
3086 R->selection.end.col = pos.col + 1;
3087 } 3502 }
3088 } else if (R->selection.clicks == 2) { 3503 else
3089 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3504#endif
3090 &(R->selection.beg)); 3505 {
3091 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3506 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3092 &(R->selection.end)); 3507 selection.mark.col++;
3093 R->hate_those_clicks = 1; 3508
3094 } else if (R->selection.clicks == 3) {
3095 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3096 R->selection.beg.col = 0; 3509 selection.beg.col = 0;
3097 R->selection.end.col = ncol; 3510 selection.end.col = ncol;
3098 R->hate_those_clicks = 1; 3511
3099 } 3512 // select a complete logical line
3100 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col)); 3513 while (selection.beg.row > -saveLines
3101 return; 3514 && ROW(selection.beg.row - 1).is_longer ())
3102 } 3515 selection.beg.row--;
3103#endif /* ! NO_OLD_SELECTION */ 3516
3104#ifndef NO_NEW_SELECTION 3517 while (selection.end.row < nrow
3105/* selection_style must not be OLD_SELECT to get here */ 3518 && ROW(selection.end.row).is_longer ())
3106/* 3519 selection.end.row++;
3107 * This is mainly xterm style selection with a couple of differences, mainly
3108 * in the way button3 drag extension works.
3109 * We're either doing: button1 drag; button3 press; or button3 drag
3110 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3111 * is always at the left/right edge of the R->selection.
3112 * b) button3 press: extend/contract character/word/line at whichever edge of
3113 * the selection we are closest to.
3114 * c) button3 drag : extend/contract character/word/line - we select around
3115 * a point/word/line which is either the start or end of the selection
3116 * and it was decided by whichever point/word/line was `fixed' at the
3117 * time of the most recent button3 press
3118 */
3119 if (button3 && buttonpress) { /* button3 press */
3120 /* 3520 }
3121 * first determine which edge of the selection we are closest to 3521 }
3122 */ 3522
3123 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3523 if (button3 && buttonpress)
3124 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3524 {
3125 && (((pos.col - R->selection.beg.col) 3525 /* mark may need to be changed */
3126 + ((pos.row - R->selection.beg.row) * ncol))
3127 < ((R->selection.end.col - pos.col)
3128 + ((R->selection.end.row - pos.row) * ncol)))))
3129 closeto = LEFT;
3130 if (closeto == LEFT) { 3526 if (closeto == LEFT)
3131 R->selection.beg.row = pos.row; 3527 {
3132 R->selection.beg.col = pos.col;
3133 R->selection.mark.row = R->selection.end.row; 3528 selection.mark.row = selection.end.row;
3134 R->selection.mark.col = R->selection.end.col 3529 selection.mark.col = selection.end.col - (selection.clicks == 2);
3135 - (R->selection.clicks == 2); 3530 }
3136 } else { 3531 else
3137 R->selection.end.row = pos.row; 3532 {
3138 R->selection.end.col = pos.col;
3139 R->selection.mark.row = R->selection.beg.row; 3533 selection.mark.row = selection.beg.row;
3140 R->selection.mark.col = R->selection.beg.col; 3534 selection.mark.col = selection.beg.col;
3141 }
3142 } else { /* button1 drag or button3 drag */
3143 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3144 if ((R->selection.mark.row == R->selection.end.row)
3145 && (R->selection.mark.col == R->selection.end.col)
3146 && clickchange && R->selection.clicks == 2)
3147 R->selection.mark.col--;
3148 R->selection.beg.row = pos.row;
3149 R->selection.beg.col = pos.col;
3150 R->selection.end.row = R->selection.mark.row;
3151 R->selection.end.col = R->selection.mark.col
3152 + (R->selection.clicks == 2);
3153 } else {
3154 R->selection.beg.row = R->selection.mark.row;
3155 R->selection.beg.col = R->selection.mark.col;
3156 R->selection.end.row = pos.row;
3157 R->selection.end.col = pos.col;
3158 }
3159 }
3160
3161 if (R->selection.clicks == 1) {
3162 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3163 if (end_col != -1 && R->selection.beg.col > end_col) {
3164#if 1
3165 R->selection.beg.col = ncol;
3166#else
3167 if (R->selection.beg.row != R->selection.end.row)
3168 R->selection.beg.col = ncol;
3169 else
3170 R->selection.beg.col = R->selection.mark.col;
3171#endif
3172 }
3173 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3174 if (end_col != -1 && R->selection.end.col > end_col)
3175 R->selection.end.col = ncol;
3176
3177 } else if (R->selection.clicks == 2) {
3178 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3179 R->selection.end.col--;
3180 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3181 &(R->selection.beg));
3182 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3183 &(R->selection.end));
3184 } else if (R->selection.clicks == 3) {
3185#ifndef NO_FRILLS
3186 if ((R->Options & Opt_tripleclickwords)) {
3187 int end_row;
3188
3189 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3190 &(R->selection.beg));
3191 end_row = R->screen.tlen[R->selection.mark.row
3192 + R->TermWin.saveLines];
3193 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3194 end_row++) {
3195 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3196 if (end_col != -1) {
3197 R->selection.end.row = end_row;
3198 R->selection.end.col = end_col;
3199 rxvt_selection_remove_trailing_spaces(aR);
3200 break;
3201 }
3202 }
3203 } else
3204#endif
3205 { 3535 }
3206 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3207 R->selection.mark.col++;
3208 R->selection.beg.col = 0;
3209 R->selection.end.col = ncol;
3210 }
3211 } 3536 }
3212 if (button3 && buttonpress) { /* mark may need to be changed */
3213 if (closeto == LEFT) {
3214 R->selection.mark.row = R->selection.end.row;
3215 R->selection.mark.col = R->selection.end.col
3216 - (R->selection.clicks == 2);
3217 } else {
3218 R->selection.mark.row = R->selection.beg.row;
3219 R->selection.mark.col = R->selection.beg.col;
3220 }
3221 }
3222 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3223#endif /* ! NO_NEW_SELECTION */
3224}
3225 3537
3226#ifndef NO_FRILLS 3538#if !ENABLE_MINIMAL
3227/* INTPROTO */ 3539 if (selection.rect && selection.beg.col > selection.end.col)
3540 ::swap (selection.beg.col, selection.end.col);
3541#endif
3542}
3543
3544#if !ENABLE_MINIMAL
3228void 3545void
3229rxvt_selection_remove_trailing_spaces(pR) 3546rxvt_term::selection_remove_trailing_spaces () NOTHROW
3230{ 3547{
3231 int32_t end_col, end_row; 3548 int32_t end_col, end_row;
3232 text_t *stp; 3549 text_t *stp;
3233 3550
3234 end_col = R->selection.end.col; 3551 end_col = selection.end.col;
3235 end_row = R->selection.end.row; 3552 end_row = selection.end.row;
3553
3236 for ( ; end_row >= R->selection.beg.row; ) { 3554 for (; end_row >= selection.beg.row; )
3237 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3555 {
3556 stp = ROW(end_row).t;
3557
3238 while (--end_col >= 0) { 3558 while (--end_col >= 0)
3239 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3240 break;
3241 } 3559 {
3242 if (end_col >= 0 3560 if (stp[end_col] != NOCHAR
3243 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3561 && !unicode::is_space (stp[end_col]))
3244 R->selection.end.col = end_col + 1;
3245 R->selection.end.row = end_row;
3246 break; 3562 break;
3247 } 3563 }
3564
3565 if (end_col >= 0
3566 || !ROW(end_row - 1).is_longer ())
3567 {
3568 selection.end.col = end_col + 1;
3569 selection.end.row = end_row;
3570 break;
3571 }
3572
3248 end_row--; 3573 end_row--;
3249 end_col = R->TermWin.ncol; 3574 end_col = ncol;
3250 } 3575 }
3576
3251 if (R->selection.mark.row > R->selection.end.row) { 3577 if (selection.mark.row > selection.end.row)
3578 {
3252 R->selection.mark.row = R->selection.end.row; 3579 selection.mark.row = selection.end.row;
3253 R->selection.mark.col = R->selection.end.col; 3580 selection.mark.col = selection.end.col;
3581 }
3254 } else if (R->selection.mark.row == R->selection.end.row 3582 else if (selection.mark.row == selection.end.row
3255 && R->selection.mark.col > R->selection.end.col) 3583 && selection.mark.col > selection.end.col)
3256 R->selection.mark.col = R->selection.end.col; 3584 selection.mark.col = selection.end.col;
3257} 3585}
3258#endif 3586#endif
3259 3587
3260/* ------------------------------------------------------------------------- */ 3588/* ------------------------------------------------------------------------- */
3261/* 3589/*
3262 * Double click on button 3 when already selected 3590 * Double click on button 3 when already selected
3263 * EXT: button 3 double click 3591 * EXT: button 3 double click
3264 */ 3592 */
3265void 3593void
3266rxvt_term::selection_rotate (int x, int y) 3594rxvt_term::selection_rotate (int x, int y) NOTHROW
3267{ 3595{
3268 selection.clicks = selection.clicks % 3 + 1; 3596 selection.clicks = selection.clicks % 3 + 1;
3269 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3597 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3270} 3598}
3271
3272/* ------------------------------------------------------------------------- */
3273/*
3274 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3275 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3276 * the X11 protocol.
3277 */
3278typedef CARD32 Atom32;
3279 3599
3280/* ------------------------------------------------------------------------- */ 3600/* ------------------------------------------------------------------------- */
3281/* 3601/*
3282 * Respond to a request for our current selection 3602 * Respond to a request for our current selection
3283 * EXT: SelectionRequest 3603 * EXT: SelectionRequest
3284 */ 3604 */
3285/* EXTPROTO */
3286void 3605void
3287rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3606rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3288{ 3607{
3289 XSelectionEvent ev; 3608 XSelectionEvent ev;
3609
3610 ev.type = SelectionNotify;
3611 ev.property = None;
3612 ev.display = rq.display;
3613 ev.requestor = rq.requestor;
3614 ev.selection = rq.selection;
3615 ev.target = rq.target;
3616 ev.time = rq.time;
3617
3618 if (rq.target == xa[XA_TARGETS])
3619 {
3620 Atom target_list[6];
3621 Atom *target = target_list;
3622
3623 *target++ = xa[XA_TARGETS];
3624 *target++ = xa[XA_TIMESTAMP];
3625 *target++ = XA_STRING;
3626 *target++ = xa[XA_TEXT];
3627 *target++ = xa[XA_COMPOUND_TEXT];
3628#if X_HAVE_UTF8_STRING
3629 *target++ = xa[XA_UTF8_STRING];
3630#endif
3631
3632 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3633 32, PropModeReplace,
3634 (unsigned char *)target_list, target - target_list);
3635 ev.property = rq.property;
3636 }
3637#if TODO // TODO
3638 else if (rq.target == xa[XA_MULTIPLE])
3639 {
3640 /* TODO: Handle MULTIPLE */
3641 }
3642#endif
3643 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3644 {
3645 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3646 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3647 ev.property = rq.property;
3648 }
3649 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3650 {
3651 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3652 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3653 ev.property = rq.property;
3654 }
3655 else if (rq.target == XA_STRING
3656 || rq.target == xa[XA_TEXT]
3657 || rq.target == xa[XA_COMPOUND_TEXT]
3658 || rq.target == xa[XA_UTF8_STRING]
3659 )
3660 {
3661 XTextProperty ct;
3662 Atom target = rq.target;
3663 short freect = 0;
3664 int selectlen;
3665 wchar_t *cl;
3666 enum {
3667 enc_string = XStringStyle,
3668 enc_text = XStdICCTextStyle,
3669 enc_compound_text = XCompoundTextStyle,
3670#ifdef X_HAVE_UTF8_STRING
3671 enc_utf8 = XUTF8StringStyle,
3672#else
3673 enc_utf8 = -1,
3674#endif
3675 } style;
3676
3677 if (target == XA_STRING)
3678 // we actually don't do XA_STRING, but who cares, as i18n clients
3679 // will ask for another format anyways.
3680 style = enc_string;
3681 else if (target == xa[XA_TEXT])
3682 style = enc_text;
3683 else if (target == xa[XA_COMPOUND_TEXT])
3684 style = enc_compound_text;
3685#if !ENABLE_MINIMAL
3686 else if (target == xa[XA_UTF8_STRING])
3687 style = enc_utf8;
3688#endif
3689 else
3690 {
3691 target = xa[XA_COMPOUND_TEXT];
3692 style = enc_compound_text;
3693 }
3694
3695 if (rq.selection == XA_PRIMARY && selection.text)
3696 {
3697 cl = selection.text;
3698 selectlen = selection.len;
3699 }
3700 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3701 {
3702 cl = selection.clip_text;
3703 selectlen = selection.clip_len;
3704 }
3705 else
3706 {
3707 cl = L"";
3708 selectlen = 0;
3709 }
3710
3711#if !ENABLE_MINIMAL
3712 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3713 // so recode it manually
3714 if (style == enc_utf8)
3715 {
3716 freect = 1;
3717 ct.encoding = target;
3718 ct.format = 8;
3719 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3720 ct.nitems = strlen ((char *)ct.value);
3721 }
3722 else
3723#endif
3724 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3725 freect = 1;
3726 else
3727 {
3728 /* if we failed to convert then send it raw */
3729 ct.value = (unsigned char *)cl;
3730 ct.nitems = selectlen;
3731 ct.encoding = target;
3732 }
3733
3734 XChangeProperty (dpy, rq.requestor, rq.property,
3735 ct.encoding, 8, PropModeReplace,
3736 ct.value, (int)ct.nitems);
3737 ev.property = rq.property;
3738
3739 if (freect)
3740 XFree (ct.value);
3741 }
3742
3743 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3744}
3745
3746/* ------------------------------------------------------------------------- */
3290#ifdef USE_XIM 3747#ifdef USE_XIM
3291 Atom32 target_list[4];
3292#else
3293 Atom32 target_list[3];
3294#endif
3295 Atom target;
3296 XTextProperty ct;
3297 XICCEncodingStyle style;
3298 char *cl[2], dummy[1];
3299
3300 ev.type = SelectionNotify;
3301 ev.property = None;
3302 ev.display = rq->display;
3303 ev.requestor = rq->requestor;
3304 ev.selection = rq->selection;
3305 ev.target = rq->target;
3306 ev.time = rq->time;
3307
3308 if (rq->target == R->xa[XA_TARGETS]) {
3309 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3310 target_list[1] = (Atom32) XA_STRING;
3311 target_list[2] = (Atom32) R->xa[XA_TEXT];
3312#ifdef USE_XIM
3313 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3314#endif
3315 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3316 (8 * sizeof(target_list[0])), PropModeReplace,
3317 (unsigned char *)target_list,
3318 (sizeof(target_list) / sizeof(target_list[0])));
3319 ev.property = rq->property;
3320 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3321 /* TODO: Handle MULTIPLE */
3322 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3323 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3324 (8 * sizeof(Time)), PropModeReplace,
3325 (unsigned char *)&R->selection_time, 1);
3326 ev.property = rq->property;
3327 } else if (rq->target == XA_STRING
3328 || rq->target == R->xa[XA_COMPOUND_TEXT]
3329 || rq->target == R->xa[XA_TEXT]) {
3330#ifdef USE_XIM
3331 short freect = 0;
3332#endif
3333 int selectlen;
3334
3335#ifdef USE_XIM
3336 if (rq->target != XA_STRING) {
3337 target = R->xa[XA_COMPOUND_TEXT];
3338 style = (rq->target == R->xa[XA_COMPOUND_TEXT])
3339 ? XCompoundTextStyle : XStdICCTextStyle;
3340 } else
3341#endif
3342 {
3343 target = XA_STRING;
3344 style = XStringStyle;
3345 }
3346 if (R->selection.text) {
3347 cl[0] = (char *)R->selection.text;
3348 selectlen = R->selection.len;
3349 } else {
3350 cl[0] = dummy;
3351 *dummy = '\0';
3352 selectlen = 0;
3353 }
3354#ifdef USE_XIM
3355 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3356 == Success) /* if we failed to convert then send it raw */
3357 freect = 1;
3358 else
3359#endif
3360 {
3361 ct.value = (unsigned char *)cl[0];
3362 ct.nitems = selectlen;
3363 }
3364 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3365 target, 8, PropModeReplace,
3366 ct.value, (int)ct.nitems);
3367 ev.property = rq->property;
3368#ifdef USE_XIM
3369 if (freect)
3370 XFree(ct.value);
3371#endif
3372 }
3373 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev);
3374}
3375
3376/* ------------------------------------------------------------------------- *
3377 * MOUSE ROUTINES *
3378 * ------------------------------------------------------------------------- */
3379
3380/*
3381 * return col/row values corresponding to x/y pixel values
3382 */
3383void 3748void
3384rxvt_term::pixel_position (int *x, int *y)
3385{
3386 *x = Pixel2Col(*x);
3387 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3388 *y = Pixel2Row(*y);
3389 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3390}
3391
3392/* ------------------------------------------------------------------------- */
3393#ifdef USE_XIM
3394void
3395rxvt_term::set_position (XPoint *pos) 3749rxvt_term::im_set_position (XPoint &pos) NOTHROW
3396{ 3750{
3397 XWindowAttributes xwa; 3751 XWindowAttributes xwa;
3398 3752
3399 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3753 XGetWindowAttributes (dpy, vt, &xwa);
3754
3400 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3755 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3401 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3756 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3402} 3757}
3403
3404#endif 3758#endif
3405/* ------------------------------------------------------------------------- */ 3759
3406 3760#if ENABLE_OVERLAY
3761void
3762rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3763{
3764 if (nrow < 1 || ncol < 1)
3765 return;
3766
3767 want_refresh = 1;
3768
3769 scr_overlay_off ();
3770
3771 if (x < 0) x = ncol - w;
3772 if (y < 0) y = nrow - h;
3773
3774 // make space for border
3775 w += 2; min_it (w, ncol);
3776 h += 2; min_it (h, nrow);
3777
3778 x -= 1; clamp_it (x, 0, ncol - w);
3779 y -= 1; clamp_it (y, 0, nrow - h);
3780
3781 ov.x = x; ov.y = y;
3782 ov.w = w; ov.h = h;
3783
3784 ov.text = new text_t *[h];
3785 ov.rend = new rend_t *[h];
3786
3787 for (y = 0; y < h; y++)
3788 {
3789 text_t *tp = ov.text[y] = new text_t[w];
3790 rend_t *rp = ov.rend[y] = new rend_t[w];
3791
3792 text_t t0, t1, t2;
3793 rend_t r = OVERLAY_RSTYLE;
3794
3795 if (y == 0)
3796 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3797 else if (y < h - 1)
3798 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3799 else
3800 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3801
3802 *tp++ = t0;
3803 *rp++ = r;
3804
3805 for (x = w - 2; x > 0; --x)
3806 {
3807 *tp++ = t1;
3808 *rp++ = r;
3809 }
3810
3811 *tp = t2;
3812 *rp = r;
3813 }
3814}
3815
3816void
3817rxvt_term::scr_overlay_off () NOTHROW
3818{
3819 if (!ov.text)
3820 return;
3821
3822 want_refresh = 1;
3823
3824 for (int y = 0; y < ov.h; y++)
3825 {
3826 delete [] ov.text[y];
3827 delete [] ov.rend[y];
3828 }
3829
3830 delete [] ov.text; ov.text = 0;
3831 delete [] ov.rend; ov.rend = 0;
3832}
3833
3834void
3835rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3836{
3837 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3838 return;
3839
3840 x++, y++;
3841
3842 ov.text[y][x] = text;
3843 ov.rend[y][x] = rend;
3844}
3845
3846void
3847rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3848{
3849 while (*s)
3850 scr_overlay_set (x++, y, *s++);
3851}
3852
3853void
3854rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3855{
3856 while (*s)
3857 {
3858 text_t t = *s++;
3859 int width = WCWIDTH (t);
3860
3861 while (width--)
3862 {
3863 scr_overlay_set (x++, y, t);
3864 t = NOCHAR;
3865 }
3866 }
3867}
3868
3869void
3870rxvt_term::scr_swap_overlay () NOTHROW
3871{
3872 if (!ov.text)
3873 return;
3874
3875 // hide cursor if it is within the overlay area
3876 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3877 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3878 screen.flags &= ~Screen_VisibleCursor;
3879
3880 // swap screen mem with overlay
3881 for (int y = ov.h; y--; )
3882 {
3883 text_t *t1 = ov.text[y];
3884 rend_t *r1 = ov.rend[y];
3885
3886 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3887 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3888
3889 for (int x = ov.w; x--; )
3890 {
3891 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3892 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3893 }
3894 }
3895}
3896
3897#endif
3407/* ------------------------------------------------------------------------- * 3898/* ------------------------------------------------------------------------- */
3408 * DEBUG ROUTINES *
3409 * ------------------------------------------------------------------------- */
3410#if 0
3411/* INTPROTO */
3412void
3413rxvt_debug_colors(void)
3414{
3415 int color;
3416 const char *name[] = {
3417 "fg", "bg",
3418 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3419 };
3420 3899
3421 fprintf(stderr, "Color ( ");
3422 if (R->rstyle & RS_RVid)
3423 fprintf(stderr, "rvid ");
3424 if (R->rstyle & RS_Bold)
3425 fprintf(stderr, "bold ");
3426 if (R->rstyle & RS_Blink)
3427 fprintf(stderr, "blink ");
3428 if (R->rstyle & RS_Uline)
3429 fprintf(stderr, "uline ");
3430 fprintf(stderr, "): ");
3431
3432 color = GET_FGCOLOR(R->rstyle);
3433#ifndef NO_BRIGHTCOLOR
3434 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3435 color -= (minBrightCOLOR - minCOLOR);
3436 fprintf(stderr, "bright ");
3437 }
3438#endif
3439 fprintf(stderr, "%s on ", name[color]);
3440
3441 color = GET_BGCOLOR(R->rstyle);
3442#ifndef NO_BRIGHTCOLOR
3443 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3444 color -= (minBrightCOLOR - minCOLOR);
3445 fprintf(stderr, "bright ");
3446 }
3447#endif
3448 fprintf(stderr, "%s\n", name[color]);
3449}
3450#endif

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