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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.13 by pcg, Wed Dec 24 09:22:29 2003 UTC vs.
Revision 1.216 by root, Mon Jan 9 18:51:19 2006 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*--------------------------------*-C-*--------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.13 2003/12/24 09:22:29 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) 2003-2006 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 */ 31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32 32
33#include <stdint.h> 33#include <inttypes.h>
34#include <wchar.h>
35 34
36#include "salloc.C" // HACK!! 35#include "salloc.C" // HACK, should be a seperate compile!
37 36
38inline void fill_text (text_t *start, text_t value, int len) 37inline void fill_text (text_t *start, text_t value, int len)
39{ 38{
40 while (len--) 39 while (len--)
41 *start++ = value; 40 *start++ = value;
42} 41}
43 42
44/* ------------------------------------------------------------------------- */ 43/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384 44#define PROP_SIZE 256*1024
45#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */ 46#define TABSIZE 8 /* default tab size */
47 47
48/* ------------------------------------------------------------------------- * 48/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 50 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 51#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 52 if (OPTION (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 53 view_start = 0
54#define CLEAR_SELECTION(R) \ 54#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 55 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 56 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 57#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 58 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 59 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 60 = selection.end.row = selection.end.col = 0
61 61
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 63 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 65 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 67 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 69 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 71 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 73 (((A) == (C)) && ((B) <= (D)))
74 74
75/* these must be row_col_t */ 75/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 76#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 78#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 80#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 82#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 84#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) 85 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) \ 86#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) 87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 88
89/* 89/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row> 90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 91 * 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 92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 93 */
94#define drawBuffer TermWin.vt 94#define drawBuffer vt
95 95
96#define CLEAR_ROWS(row, num) \ 96#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \ 97 if (mapped) \
98 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \ 98 XClearArea (display->display, drawBuffer, 0, \
99 Row2Pixel(row), (unsigned int)TermWin.width, \ 99 Row2Pixel (row), (unsigned int)width, \
100 (unsigned int)Height2Pixel(num), False) 100 (unsigned int)Height2Pixel (num), False)
101 101
102#define CLEAR_CHARS(x, y, num) \ 102#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 103 if (mapped) \
104 XClearArea (Xdisplay, drawBuffer, x, y, \ 104 XClearArea (display->display, drawBuffer, x, y, \
105 (unsigned int)Width2Pixel(num), \ 105 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 106 (unsigned int)Height2Pixel (1), False)
107 107
108#define ERASE_ROWS(row, num) \ 108#define ERASE_ROWS(row, num) \
109 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \ 109 XFillRectangle (display->display, drawBuffer, gc, \
110 TermWin.int_bwidth, Row2Pixel(row), \ 110 0, Row2Pixel (row), \
111 (unsigned int)TermWin.width, \ 111 (unsigned int)width, \
112 (unsigned int)Height2Pixel(num)) 112 (unsigned int)Height2Pixel (num))
113 113
114/* ------------------------------------------------------------------------- * 114/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 115 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 116 * ------------------------------------------------------------------------- */
117
117/* Fill part/all of a line with blanks. */ 118/* Fill part/all of a line with blanks. */
118void 119void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 120rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs)
120{ 121{
122 if (!l.t)
123 {
124 lalloc (l);
125 col = 0;
126 width = ncol;
127 }
128
129 l.touch ();
130
121 efs &= ~RS_baseattrMask; 131 efs &= ~RS_baseattrMask;
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
133
134 text_t *et = l.t + col;
135 rend_t *er = l.r + col;
123 136
124 while (width--) 137 while (width--)
125 { 138 {
126 *et++ = ' '; 139 *et++ = ' ';
127 *er++ = efs; 140 *er++ = efs;
… …
129} 142}
130 143
131/* ------------------------------------------------------------------------- */ 144/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 145/* Fill a full line with blanks - make sure it is allocated first */
133void 146void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 147rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs)
135{ 148{
136#ifdef DEBUG_STRICT 149 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 }
144 150
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 151 l.l = 0;
152 l.f = 0;
146} 153}
147 154
148/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
158
151void 159void
152rxvt_term::scr_reset () 160rxvt_term::scr_reset ()
153{ 161{
154 unsigned int ncol, nrow, total_rows, prev_total_rows; 162#if ENABLE_OVERLAY
155 unsigned int p, q; 163 scr_overlay_off ();
156 int k; 164#endif
157 rend_t setrstyle;
158 165
159 D_SCREEN((stderr, "rxvt_scr_reset()"));
160
161 TermWin.view_start = 0; 166 view_start = 0;
162 num_scr = 0; 167 num_scr = 0;
163 168
164 if (TermWin.ncol == 0) 169 if (ncol == 0)
165 TermWin.ncol = 80; 170 ncol = 80;
166 171
167 if (TermWin.nrow == 0) 172 if (nrow == 0)
168 TermWin.nrow = 24; 173 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 174
173 if (ncol == prev_ncol && nrow == prev_nrow) 175 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 176 return;
175 177
178 // we need at least two lines for wrapping to work correctly
179 if (nrow + saveLines < 2)
180 {
181 //TODO//FIXME
182 saveLines++;
183 prev_nrow--;
184 nsaved++;
185 }
186
176 want_refresh = 1; 187 want_refresh = 1;
177 188
189 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 190 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 191
181 screen.tscroll = 0; 192 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 193 screen.bscroll = nrow - 1;
183 194
184 if (!talloc) 195 if (!row_buf)
185 { 196 {
197 /*
198 * first time called so just malloc everything: don't rely on realloc
199 * Note: this is still needed so that all the scrollback lines are NULL
200 */
201 nsaved = 0; /* no saved lines */
202 term_start = 0;
203
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 204 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 205 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
188 } 206
189 207 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
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 *)); 208 temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
197 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
198 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *)); 210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
199 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 211
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 212 for (int row = nrow; row--; )
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t));
203
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
205 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
206 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208
209 for (p = 0; p < nrow; p++)
210 {
211 q = p + TermWin.saveLines;
212 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
214 screen.tlen[q] = swap.tlen[p] = 0;
215 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
216 } 213 {
214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
217 }
217 218
218 MEMSET(charsets, 'B', sizeof(charsets)); 219 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 220 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 221 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 222 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 223 screen.charset = 0;
224 current_screen = PRIMARY; 224 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 225 scr_cursor (SAVE);
226 226
227#if NSCREENS 227#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 228 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 229 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 230 swap.charset = 0;
231 current_screen = SECONDARY; 231 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 232 scr_cursor (SAVE);
233 current_screen = PRIMARY; 233 current_screen = PRIMARY;
234#endif 234#endif
235 235
236 selection.text = NULL; 236 selection.text = NULL;
237 selection.len = 0; 237 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
240 selection.clicks = 0; 240 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this); 241 CLEAR_ALL_SELECTION ();
242 rvideo = 0; 242 rvideo = 0;
243 } 243 }
244 else 244 else
245 { 245 {
246 /* 246 /*
247 * add or delete rows as appropriate 247 * add or delete rows as appropriate
248 */ 248 */
249 setrstyle = DEFAULT_RSTYLE;
250 249
250 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
251 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
252
253#if 0
251 if (nrow < prev_nrow) 254 if (nrow < prev_nrow)
252 { 255 {
253 /* delete rows */
254 k = min (TermWin.nscrolled, prev_nrow - nrow);
255 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
256
257 for (p = nrow; p < prev_nrow; p++) 256 for (int row = nrow; row < prev_nrow; row++)
258 { 257 {
259 q = p + TermWin.saveLines; 258 lfree (swap_buf [row]);
260 if (screen.text[q]) 259 lfree (drawn_buf[row]);
260 }
261 }
262#endif
263
264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
265 temp_buf = (line_t *)rxvt_realloc (temp_buf , nrow * sizeof (line_t));
266 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
267
268 for (int row = min (nrow, prev_nrow); row--; )
269 {
270 lresize (drawn_buf[row]);
271 lresize (swap_buf [row]);
272 }
273
274 for (int row = prev_nrow; row < nrow; row++)
275 {
276 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
277 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
278 }
279
280 line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
281
282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
283 int pend = MOD (term_start - nsaved , prev_total_rows);
284 int q = total_rows; // rewrapped row
285
286 if (nsaved)
287 {
288 // re-wrap lines, this is rather ugly, possibly because I am too dumb
289 // to come up with a lean and mean algorithm.
290
291 row_col_t ocur = screen.cur;
292 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
293
294 do
295 {
296 p = MOD (p - 1, prev_total_rows);
297#ifdef DEBUG_STRICT
298 assert (old_buf [MOD (p, prev_total_rows)].t);
299#endif
300 int plines = 1;
301 int llen = old_buf [MOD (p, prev_total_rows)].l;
302
303 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 304 {
262#ifdef DEBUG_STRICT 305 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 306
264#endif 307 plines++;
265 talloc->free (screen.text[q]); 308 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 309 }
268 if (swap.text[p]) 310
311 int qlines = max (0, (llen - 1) / ncol) + 1;
312
313 // drop partial lines completely
314 if (q < qlines)
315 break;
316
317 q -= qlines;
318
319 int lofs = 0;
320 line_t *qline;
321
322 // re-assemble the full line by destination lines
323 for (int qrow = q; qlines--; qrow++)
269 { 324 {
270#ifdef DEBUG_STRICT 325 qline = row_buf + qrow;
326 lalloc (*qline);
327 qline->l = ncol;
328 qline->is_longer (1);
329
330 int qcol = 0;
331
332 // fill a single destination line
333 while (lofs < llen && qcol < ncol)
334 {
335 int prow = lofs / prev_ncol;
336 int pcol = lofs % prev_ncol;
337
338 prow = MOD (p + prow, prev_total_rows);
339
340 // we only adjust the cursor _row_ and put it into
341 // the topmost line of "long line" it was in, as
342 // this seems to upset applications/shells/readline
343 // least.
344 if (prow == ocur.row)
345 screen.cur.row = q - (total_rows - nrow);
346
347 line_t &pline = old_buf [prow];
348
349 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
350
271 assert (swap.rend[p]); 351 assert (len);
272#endif 352 assert (pline.t);
273 talloc->free (swap.text[p]); 353
274 ralloc->free (swap.rend[p]); 354 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
355 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
356
357 lofs += len;
358 qcol += len;
359 }
275 } 360 }
276#ifdef DEBUG_STRICT 361
277 assert (drawn_text[p] && drawn_rend[p]); 362 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 363 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 365 }
366 while (p != pend && q > 0);
282 367
283 /* we have fewer rows so fix up cursor position */ 368 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 369 nsaved = term_start - q;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1); 370
286 371 // make sure all terminal lines exist
287 scr_reset_realloc (); /* realloc _last_ */ 372 while (nsaved < 0)
288 } 373 scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE);
289 else if (nrow > prev_nrow)
290 { 374 }
291 /* add rows */ 375 else
292 scr_reset_realloc (); /* realloc _first_ */ 376 {
293 377 // if no scrollback exists (yet), wing, instead of wrap
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 378
295 379 for (int row = min (nrow, prev_nrow); row--; )
296 k = min (TermWin.nscrolled, nrow - prev_nrow);
297
298 for (p = prev_total_rows; p < total_rows; p++)
299 { 380 {
300 screen.tlen[p] = 0; 381 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 382 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 383
384 qline = pline;
385 lresize (qline);
303 } 386 }
304 387
305 for (p = prev_total_rows; p < total_rows - k; p++)
306 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
307
308 for (p = prev_nrow; p < nrow; p++) 388 for (int row = prev_nrow; row < nrow; row++)
309 { 389 {
310 swap.tlen[p] = 0; 390 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
311 swap.text[p] = NULL;
312 swap.rend[p] = NULL;
313 drawn_text[p] = NULL;
314 drawn_rend[p] = NULL;
315 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
316 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
317 } 391 }
318 392
319 if (k > 0) 393 term_start = 0;
320 {
321 scr_scroll_text (0, (int)nrow - 1, -k, 1);
322 screen.cur.row += k;
323 screen.s_cur.row += k;
324 TermWin.nscrolled -= k;
325 }
326#ifdef DEBUG_STRICT
327 assert(screen.cur.row < TermWin.nrow);
328 assert(swap.cur.row < TermWin.nrow);
329#else /* drive with your eyes closed */
330
331 MIN_IT(screen.cur.row, nrow - 1);
332 MIN_IT(swap.cur.row, nrow - 1);
333#endif
334 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
335 }
336
337 /* resize columns */
338 if (ncol != prev_ncol)
339 { 394 }
340 int common = min (prev_ncol, ncol);
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
343
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;
350 395
351 MIN_IT(screen.tlen[p], (int16_t)ncol); 396#ifdef DEBUG_STRICT //TODO: remove
397 for (int i = -nsaved; i < nrow; i++)
398 assert (ROW (i).t);
399#endif
352 400
353 if (ncol > prev_ncol) 401 free (old_buf);
354 scr_blank_line (&(screen.text[p][prev_ncol]), 402 delete old_ta;
355 &(screen.rend[p][prev_ncol]), 403 delete old_ra;
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360 404
361 for (p = 0; p < nrow; p++) 405 clamp_it (screen.cur.row, 0, nrow - 1);
362 { 406 clamp_it (screen.cur.col, 0, ncol - 1);
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 }
392 407
393 if (tabs) 408 if (tabs)
394 free(tabs); 409 free (tabs);
395 } 410 }
396 411
397 prev_nrow = nrow; 412 prev_nrow = nrow;
398 prev_ncol = ncol; 413 prev_ncol = ncol;
399 414
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char)); 415 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
401 416
402 for (p = 0; p < ncol; p++) 417 for (int col = ncol; col--; )
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 418 tabs [col] = col % TABSIZE == 0;
404 419
405 tt_winch (); 420 tt_winch ();
406}
407 421
408void 422 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} 423}
430 424
431/* ------------------------------------------------------------------------- */ 425/* ------------------------------------------------------------------------- */
432/* 426/*
433 * Free everything. That way malloc debugging can find leakage. 427 * Free everything. That way malloc debugging can find leakage.
434 */ 428 */
435void 429void
436rxvt_term::scr_release() 430rxvt_term::scr_release ()
437{ 431{
438 uint16_t total_rows; 432 delete talloc; talloc = 0;
439 int i; 433 delete ralloc; ralloc = 0;
440 434
441 total_rows = TermWin.nrow + TermWin.saveLines; 435 free (row_buf);
442 436 free (swap_buf);
443#ifdef DEBUG_STRICT
444 for (i = 0; i < total_rows; i++)
445 {
446 if (screen.text[i])
447 /* then so is screen.rend[i] */
448 assert(screen.rend[i]);
449 }
450#endif
451
452 delete talloc;
453 delete ralloc;
454
455 free (screen.text);
456 free (screen.tlen);
457 free (screen.rend);
458 free (drawn_text); 437 free (drawn_buf);
459 free (drawn_rend); 438 free (temp_buf);
460 free (swap.text);
461 free (swap.tlen);
462 free (swap.rend);
463 free (buf_text);
464 free (buf_rend);
465 free (tabs); 439 free (tabs);
466 440
467 /* NULL these so if anything tries to use them, we'll know about it */ 441 row_buf = 0; // signal that we freed all the arrays
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} 442}
475 443
476/* ------------------------------------------------------------------------- */ 444/* ------------------------------------------------------------------------- */
477/* 445/*
478 * Hard reset 446 * Hard reset
479 */ 447 */
480/* EXTPROTO */
481void 448void
482rxvt_scr_poweron(pR) 449rxvt_term::scr_poweron ()
483{ 450{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 451 scr_release ();
487 R->prev_nrow = R->prev_ncol = 0; 452 prev_nrow = prev_ncol = 0;
488 R->scr_reset (); 453 scr_reset ();
489 454
490 R->scr_clear (); 455 scr_clear (true);
491 R->scr_refresh (SLOW_REFRESH); 456 scr_refresh (SLOW_REFRESH);
492#ifdef RXVT_GRAPHICS
493 rxvt_Gr_reset (aR);
494#endif
495} 457}
496 458
497/* ------------------------------------------------------------------------- * 459/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 460 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 461 * ------------------------------------------------------------------------- */
500/* 462/*
501 * Save and Restore cursor 463 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 464 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 465 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 466 */
505/* EXTPROTO */
506void 467void
507rxvt_scr_cursor(pR_ int mode) 468rxvt_term::scr_cursor (int mode)
508{ 469{
509 screen_t *s; 470 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 471
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 472#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 473 if (current_screen == SECONDARY)
515 s = &(R->swap); 474 s = &swap;
516 else 475 else
517#endif 476#endif
518 s = &(R->screen); 477 s = &screen;
478
519 switch (mode) { 479 switch (mode)
480 {
520 case SAVE: 481 case SAVE:
521 s->s_cur.row = s->cur.row; 482 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 483 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 484 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 485 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 486 s->s_charset_char = charsets[screen.charset];
526 break; 487 break;
488
527 case RESTORE: 489 case RESTORE:
528 R->want_refresh = 1; 490 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 491 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 492 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 493 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 494 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 495 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 496 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 497 set_font_style ();
536 break; 498 break;
537 } 499 }
500
538/* boundary check in case screen size changed between SAVE and RESTORE */ 501 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 502 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 503 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT 504#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 505 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 506 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */
545 MAX_IT(s->cur.row, 0);
546 MAX_IT(s->cur.col, 0);
547#endif 507#endif
548} 508}
549 509
550/* ------------------------------------------------------------------------- */ 510/* ------------------------------------------------------------------------- */
551/* 511/*
552 * Swap between primary and secondary screens 512 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 513 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 514 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 515 */
556/* EXTPROTO */
557int 516int
558rxvt_scr_change_screen(pR_ int scrn) 517rxvt_term::scr_change_screen (int scrn)
559{ 518{
560 int i; 519 want_refresh = 1;
520 view_start = 0;
521
522 if (current_screen == scrn)
523 return scrn;
524
525 selection_check (2); /* check for boundary cross */
526
527 int i = current_screen; current_screen = scrn; scrn = i;
528
529 ::swap (screen.cur.row, swap.cur.row);
530 ::swap (screen.cur.col, swap.cur.col);
531
532 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
533 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
534
561#if NSCREENS 535#if NSCREENS
562 int offset; 536 if (OPTION (Opt_secondaryScreen))
563#endif 537 {
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; 538 num_scr = 0;
579 offset = R->TermWin.saveLines; 539
580 for (i = R->prev_nrow; i--;) { 540 for (int i = prev_nrow; i--; )
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 541 ::swap (ROW(i), swap_buf [i]);
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 542
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 543 ::swap (screen.charset, swap.charset);
584 } 544 ::swap (screen.flags, swap.flags);
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; 545 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 546 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 } 547 }
548 else
607# endif 549#endif
608#else 550 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); 551 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 552
621#endif
622 return scrn; 553 return scrn;
554}
555
556// clear WrapNext indicator, solidifying position on next line
557void
558rxvt_term::scr_do_wrap ()
559{
560 if (!(screen.flags & Screen_WrapNext))
561 return;
562
563 screen.flags &= ~Screen_WrapNext;
564
565 screen.cur.col = 0;
566
567 if (screen.cur.row == screen.bscroll)
568 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
569 else if (screen.cur.row < nrow - 1)
570 screen.cur.row++;
623} 571}
624 572
625/* ------------------------------------------------------------------------- */ 573/* ------------------------------------------------------------------------- */
626/* 574/*
627 * Change the colour for following text 575 * Change the colour for following text
628 */ 576 */
629/* EXTPROTO */
630void 577void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 578rxvt_term::scr_color (unsigned int color, int fgbg)
632{ 579{
580 if (color > maxTermCOLOR)
633 color &= RS_fgMask; 581 color = fgbg;
582
634 if (fgbg == Color_fg) 583 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 584 rstyle = SET_FGCOLOR (rstyle, color);
636 else 585 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 586 rstyle = SET_BGCOLOR (rstyle, color);
638} 587}
639 588
640/* ------------------------------------------------------------------------- */ 589/* ------------------------------------------------------------------------- */
641/* 590/*
642 * Change the rendition style for following text 591 * Change the rendition style for following text
643 */ 592 */
644/* EXTPROTO */
645void 593void
646rxvt_scr_rendition(pR_ int set, int style) 594rxvt_term::scr_rendition (int set, int style)
647{ 595 {
648 if (set) 596 if (set)
649 R->rstyle |= style; 597 rstyle |= style;
650 else if (style == ~RS_None) 598 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 599 rstyle = DEFAULT_RSTYLE;
652 else 600 else
653 R->rstyle &= ~style; 601 rstyle &= ~style;
654} 602 }
655 603
656/* ------------------------------------------------------------------------- */ 604/* ------------------------------------------------------------------------- */
657/* 605/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 606 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 607 * count positive ==> scroll up
660 * count negative ==> scroll down 608 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 609 */
663int 610int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 611rxvt_term::scr_scroll_text (int row1, int row2, int count)
665{ 612{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 613 if (count == 0 || (row1 > row2))
670 return 0; 614 return 0;
671 615
672 want_refresh = 1; 616 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 617 num_scr += count;
674 618
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 619 if (count > 0
676 { 620 && row1 == 0
677 nscrolled = (long)TermWin.nscrolled + (long)count; 621 && row2 == nrow - 1
678 622 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
679 if (nscrolled > (long)TermWin.saveLines)
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 } 623 {
689 else if (!spec) 624 nsaved = min (nsaved + count, saveLines);
690 row1 += TermWin.saveLines;
691 625
692 row2 += TermWin.saveLines; 626 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, nsaved, DT_END));
627
628 term_start = (term_start + count) % total_rows;
693 629
694 if (selection.op && current_screen == selection.screen) 630 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 } 631 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 632 selection.beg.row -= count;
712 selection.end.row -= count; 633 selection.end.row -= count;
713 selection.mark.row -= count; 634 selection.mark.row -= count;
635
636 if (selection.beg.row < -nsaved
637 || selection.end.row < -nsaved
638 || selection.mark.row < -nsaved)
639 {
640 CLEAR_ALL_SELECTION ();
641 selection.op = SELECTION_CLEAR;
714 } 642 }
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 { 643 }
735 buf_text[i] = screen.text[j]; 644
736 buf_rend[i] = screen.rend[j]; 645 for (int i = count; i--; )
737 } 646 {
738 /* A2: Rotate lines */ 647 // basically thi is a slightly optimized scr_blank_screen_mem
739 for (j = row1, i = j + count; i <= row2; i++, j++) 648 // it is worth the effort on slower machines
649 line_t &l = ROW(row2 - i);
650
651 scr_blank_line (l, 0, l.l, rstyle);
652
653 l.l = 0;
654 l.f = 0;
740 { 655 }
741 screen.tlen[j] = screen.tlen[i]; 656
742 screen.text[j] = screen.text[i]; 657 if (OPTION (Opt_scrollWithBuffer)
743 screen.rend[j] = screen.rend[i]; 658 && view_start != 0
659 && view_start != saveLines)
660 scr_page (UP, count);
661 }
662 else
663 {
664 if (selection.op && current_screen == selection.screen)
744 } 665 {
745 j = row2 - count + 1, i = count; 666 if ((selection.beg.row < row1 && selection.end.row > row1)
746 } 667 || (selection.beg.row < row2 && selection.end.row > row2)
747 else /* if (j < 0) */ 668 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
748 { 669 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
749 /* B: scroll down */ 670 || (selection.end.row - count < row1 && selection.end.row >= row1)
750 671 || (selection.end.row - count > row2 && selection.end.row <= row2))
751 /* B1: Copy lines that will get clobbered by the rotation */ 672 {
752 for (i = 0, j = row2; i < count; i++, j--) 673 CLEAR_ALL_SELECTION ();
674 selection.op = SELECTION_CLEAR;
675 }
676 else if (selection.end.row >= row1 && selection.end.row <= row2)
677 {
678 /* move selected region too */
679 selection.beg.row -= count;
680 selection.end.row -= count;
681 selection.mark.row -= count;
682
683 selection_check (0);
684 }
753 { 685 }
754 buf_text[i] = screen.text[j]; 686
755 buf_rend[i] = screen.rend[j]; 687 // use a simple and robust scrolling algorithm, this
688 // part of scr_scroll_text is not time-critical.
689
690 int rows = row2 - row1 + 1;
691
692 min_it (count, rows);
693
694 for (int row = 0; row < rows; row++)
756 } 695 {
757 /* B2: Rotate lines */ 696 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
758 for (j = row2, i = j - count; i >= row1; i--, j--) 697
698 if (!IN_RANGE_EXC (row + count, 0, rows))
699 scr_blank_screen_mem (temp_buf [row], rstyle);
759 { 700 }
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 }
767 701
768 /* C: Resurrect lines */ 702 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 703 ROW(row1 + row) = temp_buf [row];
770 { 704 }
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
784 705
785 return count; 706 return count;
786} 707}
787 708
788/* ------------------------------------------------------------------------- */ 709/* ------------------------------------------------------------------------- */
789/* 710/*
790 * Add text given in <str> of length <len> to screen struct 711 * Add text given in <str> of length <len> to screen struct
791 */ 712 */
792/* EXTPROTO */
793void 713void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 714rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines)
795{ 715{
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 */ 716 if (len <= 0) /* sanity */
803 return; 717 return;
804 718
719 unsigned char checksel;
720 unicode_t c;
721 int ncol = this->ncol;
722 const wchar_t *strend = str + len;
723
805 R->want_refresh = 1; 724 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); 725 ZERO_SCROLLBACK ();
726
810 if (nlines > 0) { 727 if (minlines > 0)
728 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 729 minlines += screen.cur.row - screen.bscroll;
730
812 if ((nlines > 0) 731 if (minlines > 0
813 && (R->screen.tscroll == 0) 732 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 733 && screen.bscroll == nrow - 1)
734 {
815 /* _at least_ this many lines need to be scrolled */ 735 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 736 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 737 screen.cur.row -= minlines;
818 } 738 }
819 } 739 }
740
820#ifdef DEBUG_STRICT 741#ifdef DEBUG_STRICT
821 assert(R->screen.cur.col < last_col); 742 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 743 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 744 && screen.cur.row >= -nsaved);
824#else /* drive with your eyes closed */
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 745#endif
829 row = R->screen.cur.row + R->TermWin.saveLines; 746 int row = screen.cur.row;
830 747
831 checksel = (R->selection.op 748 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 749
835 stp = R->screen.text[row]; 750 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 751
838 for (i = 0; i < len;) { 752 while (str < strend)
839 c = str[i++]; 753 {
840 switch (c) { 754 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 755
842 rxvt_scr_tab (aR_ 1); 756 if (c < 0x20)
757 if (c == C0_LF)
758 {
759 max_it (line->l, screen.cur.col);
760
761 screen.flags &= ~Screen_WrapNext;
762
763 if (screen.cur.row == screen.bscroll)
764 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
765 else if (screen.cur.row < (nrow - 1))
766 row = ++screen.cur.row;
767
768 line = &ROW(row); /* _must_ refresh */
843 continue; 769 continue;
844 case '\n': 770 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 771 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 772 {
773 max_it (line->l, screen.cur.col);
774
847 R->screen.flags &= ~Screen_WrapNext; 775 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 776 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; 777 continue;
855 case '\r': 778 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 779 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 780 {
858 R->screen.flags &= ~Screen_WrapNext; 781 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 782 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 783 }
866 784
867 if (checksel /* see if we're writing within selection */ 785 if (checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 786 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 787 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
788 {
870 checksel = 0; 789 checksel = 0;
871 clearsel = 1;
872 } 790 /*
791 * If we wrote anywhere in the selected area, kill the selection
792 * XXX: should we kill the mark too? Possibly, but maybe that
793 * should be a similar check.
794 */
795 CLEAR_SELECTION ();
796 }
797
873 if (R->screen.flags & Screen_WrapNext) { 798 if (screen.flags & Screen_WrapNext)
874 R->screen.tlen[row] = -1;
875 if (R->screen.cur.row == R->screen.bscroll)
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
878 row = (++R->screen.cur.row) + R->TermWin.saveLines;
879 stp = R->screen.text[row]; /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */
881 R->screen.cur.col = 0;
882 R->screen.flags &= ~Screen_WrapNext;
883 } 799 {
884 if (R->screen.flags & Screen_Insert) 800 max_it (line->l, ncol);
885 rxvt_scr_insdel_chars(aR_ 1, INSERT); 801 line->is_longer (1);
886 802
803 scr_do_wrap ();
804
805 row = screen.cur.row;
806 line = &ROW(row); /* _must_ refresh */
807 }
808
809 // some utf-8 decoders "decode" surrogate characters: let's fix this.
810 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
811 c = 0xfffd;
812
813 // rely on wcwidth to tell us the character width, at least for non-latin1
814 // do wcwidth before further replacements, as wcwidth might return -1
815 // for the line drawing characters below as they might be invalid in the current
816 // locale.
817 int width = c < 0x100 ? 1 : wcwidth (c);
818
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 819 if (charsets [screen.charset] == '0') // DEC SPECIAL
888 switch (c) 820 {
821 // vt100 special graphics and line drawing
822 // 5f-7e standard vt100
823 // 40-5e rxvt extension for extra curses acs chars
824 static uint16_t vt100_0[62] = { // 41 .. 7e
825 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
826 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
827 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
828 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
829 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
830 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
831 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
832 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
833 };
834
835 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
889 { 836 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 837 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 838 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 } 839 }
840 }
902 841
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 842 if (screen.flags & Screen_Insert)
843 scr_insdel_chars (width, INSERT);
904 844
905 stp[R->screen.cur.col] = c; 845 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 846 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 847#if !UNICODE_3
911 int width = wcwidth (c); 848 // trim characters we can't store directly :(
849 if (c >= 0x10000)
850# if ENABLE_COMBINING
851 c = rxvt_composite.compose (c); // map to lower 16 bits
852# else
853 c = 0xfffd;
854# endif
855#endif
856
857 // nuke the character at this position, if required
858 if (line->t[screen.cur.col] == NOCHAR
859 || (screen.cur.col < ncol - 1
860 && line->t[screen.cur.col + 1] == NOCHAR))
912 861 {
913 if (width > 1) 862 int col = screen.cur.col;
863
864 // find begin
865 while (col > 0 && line->t[col] == NOCHAR)
866 col--;
867
868 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
869
870 // found begin, nuke
871 do {
872 line->t[col] = ' ';
873 line->r[col] = rend;
874 col++;
875 } while (col < ncol && line->t[col] == NOCHAR);
876 }
877
878 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
879
880 // if the character doesn't fit into the remaining columns...
881 if (screen.cur.col > ncol - width && ncol >= width)
914 { 882 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1) 883 // ...output spaces
884 c = ' ';
885 // and try the same character next loop iteration
886 --str;
887 }
888
889 line->touch ();
890
891 do
892 {
893 line->t[screen.cur.col] = c;
894 line->r[screen.cur.col] = rend;
895
896 if (screen.cur.col < ncol - 1)
897 screen.cur.col++;
898 else
916 { 899 {
917 900 line->l = ncol;
918 srp[R->screen.cur.col] |= RS_wide; 901 if (screen.flags & Screen_Autowrap)
919 902 screen.flags |= Screen_WrapNext;
920 R->screen.cur.col++; 903 break;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 } 904 }
905
906 c = NOCHAR;
907 }
908 while (--width > 0);
909
910 // pad with spaces when overwriting wide character with smaller one
911 if (!width)
912 {
913 line->touch ();
914
915 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
916 {
917 line->t[c] = ' ';
918 line->r[c] = rend;
924 } 919 }
925 } 920 }
926 921 }
927 if (R->screen.cur.col < last_col - 1) 922 else // width == 0
928 R->screen.cur.col++;
929 else {
930 R->screen.tlen[row] = last_col;
931 if (R->screen.flags & Screen_Autowrap)
932 R->screen.flags |= Screen_WrapNext;
933 } 923 {
934 } 924#if ENABLE_COMBINING
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 925 // handle combining characters
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 926 // we just tag the accent on the previous on-screen character.
927 // this is arguably not correct, but also arguably not wrong.
928 // we don't handle double-width characters nicely yet.
929 line_t *linep;
930 text_t *tp;
931 rend_t *rp;
937 932
938/* 933 if (screen.cur.col > 0)
939 * If we wrote anywhere in the selected area, kill the selection 934 {
940 * XXX: should we kill the mark too? Possibly, but maybe that 935 linep = line;
941 * should be a similar check. 936 tp = line->t + screen.cur.col - 1;
942 */ 937 rp = line->r + screen.cur.col - 1;
943 if (clearsel) 938 }
944 CLEAR_SELECTION(R); 939 else if (screen.cur.row > 0
940 && ROW(screen.cur.row - 1).is_longer ())
941 {
942 linep = &ROW(screen.cur.row - 1);
943 tp = line->t + ncol - 1;
944 rp = line->r + ncol - 1;
945 }
946 else
947 continue;
948
949 linep->touch ();
950
951 while (*tp == NOCHAR && tp > linep->t)
952 tp--, rp--;
953
954 // first try to find a precomposed character
955 unicode_t n = rxvt_compose (*tp, c);
956 if (n == NOCHAR)
957 n = rxvt_composite.compose (*tp, c);
958
959 *tp = n;
960 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
961#endif
962 }
963 }
964
965 max_it (line->l, screen.cur.col);
945 966
946#ifdef DEBUG_STRICT 967#ifdef DEBUG_STRICT
947 assert(R->screen.cur.row >= 0); 968 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0);
950#endif 969#endif
951} 970}
952 971
953/* ------------------------------------------------------------------------- */ 972/* ------------------------------------------------------------------------- */
954/* 973/*
955 * Process Backspace. Move back the cursor back a position, wrap if have to 974 * Process Backspace. Move back the cursor back a position, wrap if have to
956 * XTERM_SEQ: CTRL-H 975 * XTERM_SEQ: CTRL-H
957 */ 976 */
958/* EXTPROTO */
959void 977void
960rxvt_scr_backspace(pR) 978rxvt_term::scr_backspace ()
961{ 979{
962 R->want_refresh = 1; 980 want_refresh = 1;
981
963 if (R->screen.cur.col == 0) { 982 if (screen.cur.col == 0)
983 {
964 if (R->screen.cur.row > 0) { 984 if (screen.cur.row > 0)
985 {
965#ifdef TERMCAP_HAS_BW 986#ifdef TERMCAP_HAS_BW
966 R->screen.cur.col = R->TermWin.ncol - 1; 987 screen.cur.col = ncol - 1;
967 R->screen.cur.row--; 988 screen.cur.row--;
968 return; 989 return;
969#endif 990#endif
970 } 991 }
992 }
971 } else if ((R->screen.flags & Screen_WrapNext) == 0) 993 else if (!(screen.flags & Screen_WrapNext))
972 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 994 scr_gotorc (0, -1, RELATIVE);
995
973 R->screen.flags &= ~Screen_WrapNext; 996 screen.flags &= ~Screen_WrapNext;
974} 997}
975 998
976/* ------------------------------------------------------------------------- */ 999/* ------------------------------------------------------------------------- */
977/* 1000/*
978 * Process Horizontal Tab 1001 * Process Horizontal Tab
979 * count: +ve = forward; -ve = backwards 1002 * count: +ve = forward; -ve = backwards
980 * XTERM_SEQ: CTRL-I 1003 * XTERM_SEQ: CTRL-I
981 */ 1004 */
982/* EXTPROTO */
983void 1005void
984rxvt_scr_tab(pR_ int count) 1006rxvt_term::scr_tab (int count, bool ht)
985{ 1007{
986 int i, x; 1008 int i, x;
987 1009
988 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
989 R->want_refresh = 1; 1010 want_refresh = 1;
990 i = x = R->screen.cur.col; 1011 i = x = screen.cur.col;
1012
991 if (count == 0) 1013 if (count == 0)
992 return; 1014 return;
993 else if (count > 0) { 1015 else if (count > 0)
1016 {
1017 line_t &l = ROW(screen.cur.row);
1018 rend_t base_rend = l.r[i];
1019 ht &= l.t[i] == ' ';
1020
994 for (; ++i < R->TermWin.ncol; ) 1021 for (; ++i < ncol; )
995 if (R->tabs[i]) { 1022 if (tabs[i])
1023 {
996 x = i; 1024 x = i;
1025
997 if (!--count) 1026 if (!--count)
998 break; 1027 break;
1028 }
1029 else
1030 ht &= l.t[i] == ' '
1031 && RS_SAME (l.r[i], base_rend);
1032
1033 if (count)
1034 x = ncol - 1;
1035
1036 // store horizontal tab commands as characters inside the text
1037 // buffer so they can be selected and pasted.
1038 if (ht && OPTION (Opt_pastableTabs))
1039 {
1040 base_rend = SET_FONT (base_rend, 0);
1041
1042 l.touch (x);
1043
1044 i = screen.cur.col;
1045
1046 l.t[i] = '\t';
1047 l.r[i] = base_rend;
1048
1049 while (++i < x)
1050 {
1051 l.t[i] = NOCHAR;
1052 l.r[i] = base_rend;
999 } 1053 }
1000 if (count) 1054 }
1001 x = R->TermWin.ncol - 1; 1055 }
1002 } else /* if (count < 0) */ { 1056 else /* if (count < 0) */
1057 {
1003 for (; --i >= 0; ) 1058 for (; --i >= 0; )
1004 if (R->tabs[i]) { 1059 if (tabs[i])
1005 x = i;
1006 if (!++count)
1007 break;
1008 } 1060 {
1009 if (count)
1010 x = 0; 1061 x = i;
1062 if (!++count)
1063 break;
1064 }
1065
1066 if (count)
1067 x = 0;
1011 } 1068 }
1069
1012 if (x != R->screen.cur.col) 1070 if (x != screen.cur.col)
1013 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1071 scr_gotorc (0, x, R_RELATIVE);
1014} 1072}
1015 1073
1016/* ------------------------------------------------------------------------- */ 1074/* ------------------------------------------------------------------------- */
1017/* 1075/*
1018 * Process DEC Back Index 1076 * Process DEC Back Index
1019 * XTERM_SEQ: ESC 6 1077 * XTERM_SEQ: ESC 6
1020 * Move cursor left in row. If we're at the left boundary, shift everything 1078 * Move cursor left in row. If we're at the left boundary, shift everything
1021 * in that row right. Clear left column. 1079 * in that row right. Clear left column.
1022 */ 1080 */
1023#ifndef NO_FRILLS 1081#if ENABLE_FRILLS
1024/* EXTPROTO */
1025void 1082void
1026rxvt_scr_backindex(pR) 1083rxvt_term::scr_backindex ()
1027{ 1084{
1028 if (R->screen.cur.col > 0) 1085 if (screen.cur.col > 0)
1029 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1086 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1030 else { 1087 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); 1088 scr_insdel_chars (1, INSERT);
1034 }
1035} 1089}
1036#endif 1090#endif
1037/* ------------------------------------------------------------------------- */ 1091/* ------------------------------------------------------------------------- */
1038/* 1092/*
1039 * Process DEC Forward Index 1093 * Process DEC Forward Index
1040 * XTERM_SEQ: ESC 9 1094 * XTERM_SEQ: ESC 9
1041 * Move cursor right in row. If we're at the right boundary, shift everything 1095 * Move cursor right in row. If we're at the right boundary, shift everything
1042 * in that row left. Clear right column. 1096 * in that row left. Clear right column.
1043 */ 1097 */
1044#ifndef NO_FRILLS 1098#if ENABLE_FRILLS
1045/* EXTPROTO */
1046void 1099void
1047rxvt_scr_forwardindex(pR) 1100rxvt_term::scr_forwardindex ()
1048{ 1101{
1049 int row;
1050
1051 if (R->screen.cur.col < R->TermWin.ncol - 1) 1102 if (screen.cur.col < ncol - 1)
1052 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1103 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1053 else { 1104 else
1054 row = R->screen.cur.row + R->TermWin.saveLines; 1105 {
1055 if (R->screen.tlen[row] == 0) 1106 line_t &l = ROW(screen.cur.row);
1056 return; /* um, yeah? */ 1107
1057 else if (R->screen.tlen[row] == -1) 1108 l.touch ();
1058 R->screen.tlen[row] = R->TermWin.ncol; 1109 l.is_longer (0);
1110
1059 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1111 scr_gotorc (0, 0, R_RELATIVE);
1060 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1112 scr_insdel_chars (1, DELETE);
1061 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1113 scr_gotorc (0, ncol - 1, R_RELATIVE);
1062 } 1114 }
1063} 1115}
1064#endif 1116#endif
1065 1117
1066/* ------------------------------------------------------------------------- */ 1118/* ------------------------------------------------------------------------- */
1067/* 1119/*
1068 * Goto Row/Column 1120 * Goto Row/Column
1069 */ 1121 */
1070/* EXTPROTO */
1071void 1122void
1072rxvt_scr_gotorc(pR_ int row, int col, int relative) 1123rxvt_term::scr_gotorc (int row, int col, int relative)
1073{ 1124{
1074 R->want_refresh = 1; 1125 want_refresh = 1;
1075 ZERO_SCROLLBACK(R); 1126 ZERO_SCROLLBACK ();
1076#ifdef RXVT_GRAPHICS
1077 if (rxvt_Gr_Displayed(aR))
1078 rxvt_Gr_scroll(aR_ 0);
1079#endif
1080 1127
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) 1128 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1084 : col); 1129 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 1130
1088 R->screen.flags &= ~Screen_WrapNext; 1131 screen.flags &= ~Screen_WrapNext;
1132
1089 if (relative & R_RELATIVE) { 1133 if (relative & R_RELATIVE)
1134 {
1090 if (row > 0) { 1135 if (row > 0)
1136 {
1091 if (R->screen.cur.row <= R->screen.bscroll 1137 if (screen.cur.row <= screen.bscroll
1092 && (R->screen.cur.row + row) > R->screen.bscroll) 1138 && (screen.cur.row + row) > screen.bscroll)
1093 R->screen.cur.row = R->screen.bscroll; 1139 screen.cur.row = screen.bscroll;
1094 else 1140 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; 1141 screen.cur.row += row;
1142 }
1143 else if (row < 0)
1144 {
1145 if (screen.cur.row >= screen.tscroll
1146 && (screen.cur.row + row) < screen.tscroll)
1147 screen.cur.row = screen.tscroll;
1148 else
1149 screen.cur.row += row;
1150 }
1151 }
1152 else
1109 } 1153 {
1110 MAX_IT(R->screen.cur.row, 0); 1154 if (screen.flags & Screen_Relative)
1111 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1155 { /* relative origin mode */
1112} 1156 screen.cur.row = row + screen.tscroll;
1157 min_it (screen.cur.row, screen.bscroll);
1158 }
1159 else
1160 screen.cur.row = row;
1161 }
1113 1162
1163 clamp_it (screen.cur.row, 0, nrow - 1);
1164}
1165
1114/* ------------------------------------------------------------------------- */ 1166/* ------------------------------------------------------------------------- */
1115/* 1167/*
1116 * direction should be UP or DN 1168 * direction should be UP or DN
1117 */ 1169 */
1118/* EXTPROTO */
1119void 1170void
1120rxvt_scr_index(pR_ enum page_dirn direction) 1171rxvt_term::scr_index (enum page_dirn direction)
1121{ 1172{
1122 int dirn; 1173 int dirn;
1123 1174
1124 R->want_refresh = 1; 1175 want_refresh = 1;
1176 ZERO_SCROLLBACK ();
1177
1125 dirn = ((direction == UP) ? 1 : -1); 1178 dirn = ((direction == UP) ? 1 : -1);
1126 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1127 1179
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; 1180 screen.flags &= ~Screen_WrapNext;
1181
1136 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1182 if ((screen.cur.row == screen.bscroll && direction == UP)
1137 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1183 || (screen.cur.row == screen.tscroll && direction == DN))
1138 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1184 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1139 else 1185 else
1140 R->screen.cur.row += dirn; 1186 screen.cur.row += dirn;
1141 MAX_IT(R->screen.cur.row, 0); 1187
1142 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1188 clamp_it (screen.cur.row, 0, nrow - 1);
1143 rxvt_selection_check(aR_ 0); 1189 selection_check (0);
1144} 1190}
1145 1191
1146/* ------------------------------------------------------------------------- */ 1192/* ------------------------------------------------------------------------- */
1147/* 1193/*
1148 * Erase part or whole of a line 1194 * Erase part or whole of a line
1149 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1195 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1150 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1196 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1151 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1197 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1152 */ 1198 */
1153/* EXTPROTO */
1154void 1199void
1155rxvt_scr_erase_line(pR_ int mode) 1200rxvt_term::scr_erase_line (int mode)
1156{ 1201{
1157 unsigned int row, col, num; 1202 unsigned int col, num;
1158 1203
1159 R->want_refresh = 1; 1204 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); 1205 ZERO_SCROLLBACK ();
1162 1206
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); 1207 selection_check (1);
1169 1208
1170 R->screen.flags &= ~Screen_WrapNext; 1209 line_t &line = ROW(screen.cur.row);
1171 1210
1172 row = R->TermWin.saveLines + R->screen.cur.row; 1211 line.touch ();
1212 line.is_longer (0);
1213
1173 switch (mode) 1214 switch (mode)
1174 { 1215 {
1175 case 0: /* erase to end of line */ 1216 case 0: /* erase to end of line */
1176 col = R->screen.cur.col; 1217 col = screen.cur.col;
1177 num = R->TermWin.ncol - col; 1218 num = ncol - col;
1178 MIN_IT(R->screen.tlen[row], (int16_t)col); 1219 min_it (line.l, col);
1179 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1220 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1180 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1221 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1181 CLEAR_SELECTION(R); 1222 CLEAR_SELECTION ();
1182 break; 1223 break;
1183 case 1: /* erase to beginning of line */ 1224 case 1: /* erase to beginning of line */
1184 col = 0; 1225 col = 0;
1185 num = R->screen.cur.col + 1; 1226 num = screen.cur.col + 1;
1186 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1227 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1187 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1228 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1188 CLEAR_SELECTION(R); 1229 CLEAR_SELECTION ();
1189 break; 1230 break;
1190 case 2: /* erase whole line */ 1231 case 2: /* erase whole line */
1191 col = 0; 1232 col = 0;
1192 num = R->TermWin.ncol; 1233 num = ncol;
1193 R->screen.tlen[row] = 0; 1234 line.l = 0;
1194 if (R->selection.beg.row <= R->screen.cur.row 1235 if (selection.beg.row <= screen.cur.row
1195 && R->selection.end.row >= R->screen.cur.row) 1236 && selection.end.row >= screen.cur.row)
1196 CLEAR_SELECTION(R); 1237 CLEAR_SELECTION ();
1197 break; 1238 break;
1198 default: 1239 default:
1199 return; 1240 return;
1200 } 1241 }
1201 1242
1202 if (R->screen.text[row]) 1243 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} 1244}
1208 1245
1209/* ------------------------------------------------------------------------- */ 1246/* ------------------------------------------------------------------------- */
1210/* 1247/*
1211 * Erase part of whole of the screen 1248 * Erase part of whole of the screen
… …
1214 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1251 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1215 */ 1252 */
1216void 1253void
1217rxvt_term::scr_erase_screen (int mode) 1254rxvt_term::scr_erase_screen (int mode)
1218{ 1255{
1219 int num; 1256 int num;
1220 int32_t row, row_offset; 1257 int32_t row;
1221 rend_t ren; 1258 rend_t ren;
1222 XGCValues gcvalue; 1259 XGCValues gcvalue;
1223 1260
1224 want_refresh = 1; 1261 want_refresh = 1;
1225 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1226 ZERO_SCROLLBACK(this); 1262 ZERO_SCROLLBACK ();
1227 row_offset = (int32_t)TermWin.saveLines;
1228 1263
1229 switch (mode) { 1264 switch (mode)
1265 {
1230 case 0: /* erase to end of screen */ 1266 case 0: /* erase to end of screen */
1231 rxvt_selection_check(this,1); 1267 selection_check (1);
1232 rxvt_scr_erase_line(this,0); 1268 scr_erase_line (0);
1233 row = screen.cur.row + 1; /* possible OOB */ 1269 row = screen.cur.row + 1; /* possible OOB */
1234 num = TermWin.nrow - row; 1270 num = nrow - row;
1235 break; 1271 break;
1236 case 1: /* erase to beginning of screen */ 1272 case 1: /* erase to beginning of screen */
1237 rxvt_selection_check(this,3); 1273 selection_check (3);
1238 rxvt_scr_erase_line(this,1); 1274 scr_erase_line (1);
1239 row = 0; 1275 row = 0;
1240 num = screen.cur.row; 1276 num = screen.cur.row;
1241 break; 1277 break;
1242 case 2: /* erase whole screen */ 1278 case 2: /* erase whole screen */
1243 rxvt_selection_check (this, 3); 1279 selection_check (3);
1244#ifdef RXVT_GRAPHICS
1245 rxvt_Gr_ClearScreen (this);
1246#endif
1247 row = 0; 1280 row = 0;
1248 num = TermWin.nrow; 1281 num = nrow;
1249 break; 1282 break;
1250 default: 1283 default:
1251 return; 1284 return;
1252 } 1285 }
1253 refresh_type |= REFRESH_BOUNDS; 1286
1254 if (selection.op && current_screen == selection.screen 1287 if (selection.op && current_screen == selection.screen
1255 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1288 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1256 || (selection.end.row >= row 1289 || (selection.end.row >= row
1257 && selection.end.row <= row + num))) 1290 && selection.end.row <= row + num)))
1258 CLEAR_SELECTION (this); 1291 CLEAR_SELECTION ();
1292
1259 if (row >= TermWin.nrow) /* Out Of Bounds */ 1293 if (row >= nrow) /* Out Of Bounds */
1260 return; 1294 return;
1261 MIN_IT(num, (TermWin.nrow - row)); 1295
1296 min_it (num, nrow - row);
1297
1262 if (rstyle & (RS_RVid | RS_Uline)) 1298 if (rstyle & (RS_RVid | RS_Uline))
1263 ren = (rend_t) ~RS_None; 1299 ren = (rend_t) ~RS_None;
1264 else if (GET_BASEBG(rstyle) == Color_bg) { 1300 else if (GET_BASEBG (rstyle) == Color_bg)
1301 {
1265 ren = DEFAULT_RSTYLE; 1302 ren = DEFAULT_RSTYLE;
1266 CLEAR_ROWS(row, num); 1303 CLEAR_ROWS (row, num);
1267 } else { 1304 }
1305 else
1306 {
1268 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1307 ren = rstyle & (RS_fgMask | RS_bgMask);
1269 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1308 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1270 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1309 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1271 ERASE_ROWS(row, num); 1310 ERASE_ROWS (row, num);
1272 gcvalue.foreground = PixColors[Color_fg]; 1311 gcvalue.foreground = pix_colors[Color_fg];
1273 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1312 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1274 } 1313 }
1314
1275 for (; num--; row++) { 1315 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 } 1316 {
1317 scr_blank_screen_mem (ROW(row), rstyle);
1318 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1319 }
1282} 1320}
1321
1322#if ENABLE_FRILLS
1323void
1324rxvt_term::scr_erase_savelines ()
1325{
1326 want_refresh = 1;
1327 ZERO_SCROLLBACK ();
1328
1329 nsaved = 0;
1330}
1331#endif
1283 1332
1284/* ------------------------------------------------------------------------- */ 1333/* ------------------------------------------------------------------------- */
1285/* 1334/*
1286 * Fill the screen with `E's 1335 * Fill the screen with `E's
1287 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1336 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1288 */ 1337 */
1289/* EXTPROTO */
1290void 1338void
1291rxvt_scr_E(pR) 1339rxvt_term::scr_E ()
1292{ 1340{
1293 int i, j, k; 1341 rend_t fs;
1294 rend_t *r1, fs;
1295 1342
1296 R->want_refresh = 1; 1343 want_refresh = 1;
1297 R->num_scr_allow = 0;
1298 ZERO_SCROLLBACK(R); 1344 ZERO_SCROLLBACK ();
1345
1346 num_scr_allow = 0;
1299 rxvt_selection_check(aR_ 3); 1347 selection_check (3);
1300 1348
1301 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1349 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1302 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1350 for (int row = nrow; row--; )
1303 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1351 {
1304 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1352 line_t &line = ROW(row);
1305 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1353
1354 fill_text (line.t, 'E', ncol);
1355 rend_t *r1 = line.r;
1356
1357 for (int j = ncol; j--; )
1306 *r1++ = fs; 1358 *r1++ = fs;
1359
1360 line.is_longer (0);
1361 line.touch (ncol);
1307 } 1362 }
1308} 1363}
1309 1364
1310/* ------------------------------------------------------------------------- */ 1365/* ------------------------------------------------------------------------- */
1311/* 1366/*
1312 * Insert/Delete <count> lines 1367 * Insert/Delete <count> lines
1313 */ 1368 */
1314/* EXTPROTO */
1315void 1369void
1316rxvt_scr_insdel_lines(pR_ int count, int insdel) 1370rxvt_term::scr_insdel_lines (int count, int insdel)
1317{ 1371{
1318 int end; 1372 int end;
1319 1373
1320 ZERO_SCROLLBACK(R); 1374 ZERO_SCROLLBACK ();
1321 1375
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); 1376 selection_check (1);
1328 1377
1329 if (R->screen.cur.row > R->screen.bscroll) 1378 if (screen.cur.row > screen.bscroll)
1379 return;
1380
1381 end = screen.bscroll - screen.cur.row + 1;
1382 if (count > end)
1383 {
1384 if (insdel == DELETE)
1330 return; 1385 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) 1386 else if (insdel == INSERT)
1337 count = end; 1387 count = end;
1338 } 1388 }
1339 R->screen.flags &= ~Screen_WrapNext;
1340 1389
1390 scr_do_wrap ();
1391
1341 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1392 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1342} 1393}
1343 1394
1344/* ------------------------------------------------------------------------- */ 1395/* ------------------------------------------------------------------------- */
1345/* 1396/*
1346 * Insert/Delete <count> characters from the current position 1397 * Insert/Delete <count> characters from the current position
1347 */ 1398 */
1348/* EXTPROTO */
1349void 1399void
1350rxvt_scr_insdel_chars(pR_ int count, int insdel) 1400rxvt_term::scr_insdel_chars (int count, int insdel)
1351{ 1401{
1352 int col, row; 1402 int col, row;
1353 rend_t tr; 1403 rend_t tr;
1354 text_t *stp;
1355 rend_t *srp;
1356 int16_t *slp;
1357 1404
1358 R->want_refresh = 1; 1405 want_refresh = 1;
1359 ZERO_SCROLLBACK(R); 1406 ZERO_SCROLLBACK ();
1360 1407
1361#ifdef RXVT_GRAPHICS
1362 if (rxvt_Gr_Displayed(aR))
1363 rxvt_Gr_scroll(aR_ 0);
1364#endif
1365
1366 if (count <= 0) 1408 if (count <= 0)
1367 return; 1409 return;
1368 1410
1411 scr_do_wrap ();
1412
1369 rxvt_selection_check(aR_ 1); 1413 selection_check (1);
1370 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1414 min_it (count, ncol - screen.cur.col);
1371 1415
1372 row = R->screen.cur.row + R->TermWin.saveLines; 1416 row = screen.cur.row;
1373 R->screen.flags &= ~Screen_WrapNext;
1374 1417
1375 stp = R->screen.text[row]; 1418 line_t *line = &ROW(row);
1376 srp = R->screen.rend[row]; 1419
1377 slp = &(R->screen.tlen[row]); 1420 line->touch ();
1421 line->is_longer (0);
1422
1378 switch (insdel) { 1423 switch (insdel)
1424 {
1379 case INSERT: 1425 case INSERT:
1380 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1426 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1381 col--) { 1427 {
1382 stp[col] = stp[col - count]; 1428 line->t[col] = line->t[col - count];
1383 srp[col] = srp[col - count]; 1429 line->r[col] = line->r[col - count];
1384 } 1430 }
1385 if (*slp != -1) { 1431
1386 *slp += count; 1432 line->l = min (line->l + count, ncol);
1387 MIN_IT(*slp, R->TermWin.ncol); 1433
1388 }
1389 if (R->selection.op && R->current_screen == R->selection.screen 1434 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1435 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1436 {
1391 if (R->selection.end.row != R->screen.cur.row 1437 if (selection.end.row != screen.cur.row
1392 || (R->selection.end.col + count >= R->TermWin.ncol)) 1438 || (selection.end.col + count >= ncol))
1393 CLEAR_SELECTION(R); 1439 CLEAR_SELECTION ();
1440 else
1394 else { /* shift selection */ 1441 { /* shift selection */
1395 R->selection.beg.col += count; 1442 selection.beg.col += count;
1396 R->selection.mark.col += count; /* XXX: yes? */ 1443 selection.mark.col += count; /* XXX: yes? */
1397 R->selection.end.col += count; 1444 selection.end.col += count;
1398 } 1445 }
1399 } 1446 }
1400 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1447
1401 (unsigned int)count, R->rstyle); 1448 scr_blank_line (*line, screen.cur.col, count, rstyle);
1402 break; 1449 break;
1450
1403 case ERASE: 1451 case ERASE:
1404 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1452 screen.cur.col += count; /* don't worry if > ncol */
1405 rxvt_selection_check(aR_ 1); 1453 selection_check (1);
1406 R->screen.cur.col -= count; 1454 screen.cur.col -= count;
1407 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1455
1408 (unsigned int)count, R->rstyle); 1456 line->l = max (line->l - count, 0);
1457 scr_blank_line (*line, screen.cur.col, count, rstyle);
1409 break; 1458 break;
1459
1410 case DELETE: 1460 case DELETE:
1411 tr = srp[R->TermWin.ncol - 1]
1412 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1461 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1462
1413 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1463 for (col = screen.cur.col; (col + count) < ncol; col++)
1464 {
1414 stp[col] = stp[col + count]; 1465 line->t[col] = line->t[col + count];
1415 srp[col] = srp[col + count]; 1466 line->r[col] = line->r[col + count];
1416 } 1467 }
1417 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1468
1418 &(srp[R->TermWin.ncol - count]), 1469 line->l = max (line->l - count, 0);
1419 (unsigned int)count, tr); 1470 scr_blank_line (*line, ncol - count, count, tr);
1420 if (*slp == -1) /* break line continuation */ 1471
1421 *slp = R->TermWin.ncol;
1422 *slp -= count;
1423 MAX_IT(*slp, 0);
1424 if (R->selection.op && R->current_screen == R->selection.screen 1472 if (selection.op && current_screen == selection.screen
1425 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1473 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1474 {
1426 if (R->selection.end.row != R->screen.cur.row 1475 if (selection.end.row != screen.cur.row
1427 || (R->screen.cur.col >= R->selection.beg.col - count) 1476 || (screen.cur.col >= selection.beg.col - count)
1428 || R->selection.end.col >= R->TermWin.ncol) 1477 || selection.end.col >= ncol)
1429 CLEAR_SELECTION(R); 1478 CLEAR_SELECTION ();
1430 else { 1479 else
1480 {
1431 /* shift selection */ 1481 /* shift selection */
1432 R->selection.beg.col -= count; 1482 selection.beg.col -= count;
1433 R->selection.mark.col -= count; /* XXX: yes? */ 1483 selection.mark.col -= count; /* XXX: yes? */
1434 R->selection.end.col -= count; 1484 selection.end.col -= count;
1435 } 1485 }
1436 } 1486 }
1487
1437 break; 1488 break;
1438 } 1489 }
1439} 1490}
1440 1491
1441/* ------------------------------------------------------------------------- */ 1492/* ------------------------------------------------------------------------- */
1442/* 1493/*
1443 * Set the scrolling region 1494 * Set the scrolling region
1444 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1495 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1445 */ 1496 */
1446/* EXTPROTO */
1447void 1497void
1448rxvt_scr_scroll_region(pR_ int top, int bot) 1498rxvt_term::scr_scroll_region (int top, int bot)
1449{ 1499{
1450 MAX_IT(top, 0); 1500 max_it (top, 0);
1451 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1501 min_it (bot, nrow - 1);
1502
1452 if (top > bot) 1503 if (top > bot)
1453 return; 1504 return;
1505
1454 R->screen.tscroll = top; 1506 screen.tscroll = top;
1455 R->screen.bscroll = bot; 1507 screen.bscroll = bot;
1456 rxvt_scr_gotorc(aR_ 0, 0, 0); 1508 scr_gotorc (0, 0, 0);
1457} 1509}
1458 1510
1459/* ------------------------------------------------------------------------- */ 1511/* ------------------------------------------------------------------------- */
1460/* 1512/*
1461 * Make the cursor visible/invisible 1513 * Make the cursor visible/invisible
1462 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1514 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1463 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1515 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1464 */ 1516 */
1465/* EXTPROTO */
1466void 1517void
1467rxvt_scr_cursor_visible(pR_ int mode) 1518rxvt_term::scr_cursor_visible (int mode)
1468{ 1519{
1469 R->want_refresh = 1; 1520 want_refresh = 1;
1521
1470 if (mode) 1522 if (mode)
1471 R->screen.flags |= Screen_VisibleCursor; 1523 screen.flags |= Screen_VisibleCursor;
1472 else 1524 else
1473 R->screen.flags &= ~Screen_VisibleCursor; 1525 screen.flags &= ~Screen_VisibleCursor;
1474} 1526}
1475 1527
1476/* ------------------------------------------------------------------------- */ 1528/* ------------------------------------------------------------------------- */
1477/* 1529/*
1478 * Set/unset automatic wrapping 1530 * Set/unset automatic wrapping
1479 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1531 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1480 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1532 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1481 */ 1533 */
1482/* EXTPROTO */
1483void 1534void
1484rxvt_scr_autowrap(pR_ int mode) 1535rxvt_term::scr_autowrap (int mode)
1485{ 1536{
1486 if (mode) 1537 if (mode)
1487 R->screen.flags |= Screen_Autowrap; 1538 screen.flags |= Screen_Autowrap;
1488 else 1539 else
1489 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1540 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1490} 1541}
1491 1542
1492/* ------------------------------------------------------------------------- */ 1543/* ------------------------------------------------------------------------- */
1493/* 1544/*
1494 * Set/unset margin origin mode 1545 * Set/unset margin origin mode
… …
1497 * Relative mode: line numbers are relative to top margin of scrolling region 1548 * Relative mode: line numbers are relative to top margin of scrolling region
1498 * and the cursor cannot be moved outside. 1549 * and the cursor cannot be moved outside.
1499 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1550 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1500 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1551 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1501 */ 1552 */
1502/* EXTPROTO */
1503void 1553void
1504rxvt_scr_relative_origin(pR_ int mode) 1554rxvt_term::scr_relative_origin (int mode)
1505{ 1555{
1506 if (mode) 1556 if (mode)
1507 R->screen.flags |= Screen_Relative; 1557 screen.flags |= Screen_Relative;
1508 else 1558 else
1509 R->screen.flags &= ~Screen_Relative; 1559 screen.flags &= ~Screen_Relative;
1560
1510 rxvt_scr_gotorc(aR_ 0, 0, 0); 1561 scr_gotorc (0, 0, 0);
1511} 1562}
1512 1563
1513/* ------------------------------------------------------------------------- */ 1564/* ------------------------------------------------------------------------- */
1514/* 1565/*
1515 * Set insert/replace mode 1566 * Set insert/replace mode
1516 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1567 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1517 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1568 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1518 */ 1569 */
1519/* EXTPROTO */
1520void 1570void
1521rxvt_scr_insert_mode(pR_ int mode) 1571rxvt_term::scr_insert_mode (int mode)
1522{ 1572{
1523 if (mode) 1573 if (mode)
1524 R->screen.flags |= Screen_Insert; 1574 screen.flags |= Screen_Insert;
1525 else 1575 else
1526 R->screen.flags &= ~Screen_Insert; 1576 screen.flags &= ~Screen_Insert;
1527} 1577}
1528 1578
1529/* ------------------------------------------------------------------------- */ 1579/* ------------------------------------------------------------------------- */
1530/* 1580/*
1531 * Set/Unset tabs 1581 * Set/Unset tabs
1532 * XTERM_SEQ: Set tab at current column : ESC H 1582 * XTERM_SEQ: Set tab at current column : ESC H
1533 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1583 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1534 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1584 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1535 */ 1585 */
1536/* EXTPROTO */
1537void 1586void
1538rxvt_scr_set_tab(pR_ int mode) 1587rxvt_term::scr_set_tab (int mode)
1539{ 1588{
1540 if (mode < 0) 1589 if (mode < 0)
1541 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1590 memset (tabs, 0, ncol * sizeof (char));
1542 else if (R->screen.cur.col < R->TermWin.ncol) 1591 else if (screen.cur.col < ncol)
1543 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1592 tabs [screen.cur.col] = !!mode;
1544} 1593}
1545 1594
1546/* ------------------------------------------------------------------------- */ 1595/* ------------------------------------------------------------------------- */
1547/* 1596/*
1548 * Set reverse/normal video 1597 * Set reverse/normal video
1549 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1598 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1550 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1599 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1551 */ 1600 */
1552/* EXTPROTO */
1553void 1601void
1554rxvt_scr_rvideo_mode(pR_ int mode) 1602rxvt_term::scr_rvideo_mode (int mode)
1555{ 1603{
1556 XGCValues gcvalue; 1604 XGCValues gcvalue;
1557 1605
1558 if (R->rvideo != mode) { 1606 if (rvideo != mode)
1607 {
1559 R->rvideo = mode; 1608 rvideo = mode;
1560 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1609 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1561#if defined(XPM_BACKGROUND) 1610#if XPM_BACKGROUND
1562 if (R->bgPixmap.pixmap == None) 1611 if (bgPixmap.pixmap == None)
1563#endif 1612#endif
1564#if defined(TRANSPARENT) 1613#if TRANSPARENT
1565 if (!(R->Options & Opt_transparent) || R->am_transparent == 0) 1614 if (! OPTION (Opt_transparent) || am_transparent == 0)
1566#endif 1615#endif
1567 XSetWindowBackground(R->Xdisplay, R->TermWin.vt, 1616 XSetWindowBackground (display->display, vt,
1568 R->PixColors[Color_bg]); 1617 pix_colors[Color_bg]);
1569 1618
1570 gcvalue.foreground = R->PixColors[Color_fg]; 1619 gcvalue.foreground = pix_colors[Color_fg];
1571 gcvalue.background = R->PixColors[Color_bg]; 1620 gcvalue.background = pix_colors[Color_bg];
1572 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1621 XChangeGC (display->display, gc, GCBackground | GCForeground,
1573 &gcvalue); 1622 &gcvalue);
1574 R->scr_clear (); 1623 scr_clear ();
1575 R->scr_touch (true); 1624 scr_touch (true);
1576 } 1625 }
1577} 1626}
1578 1627
1579/* ------------------------------------------------------------------------- */ 1628/* ------------------------------------------------------------------------- */
1580/* 1629/*
1581 * Report current cursor position 1630 * Report current cursor position
1582 * XTERM_SEQ: Report position: ESC [ 6 n 1631 * XTERM_SEQ: Report position: ESC [ 6 n
1583 */ 1632 */
1584/* EXTPROTO */
1585void 1633void
1586rxvt_scr_report_position(pR) 1634rxvt_term::scr_report_position ()
1587{ 1635{
1588 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1636 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1589} 1637}
1590 1638
1591/* ------------------------------------------------------------------------- * 1639/* ------------------------------------------------------------------------- *
1592 * FONTS * 1640 * FONTS *
1593 * ------------------------------------------------------------------------- */ 1641 * ------------------------------------------------------------------------- */
1594 1642
1595/* 1643/*
1596 * Set font style 1644 * Set font style
1597 */ 1645 */
1598/* INTPROTO */
1599void 1646void
1600rxvt_set_font_style(pR) 1647rxvt_term::set_font_style ()
1601{ 1648{
1649#if 0
1602 switch (R->charsets[R->screen.charset]) { 1650 switch (charsets [screen.charset])
1651 {
1603 case '0': /* DEC Special Character & Line Drawing Set */ 1652 case '0': /* DEC Special Character & Line Drawing Set */
1604 break; 1653 break;
1605 case 'A': /* United Kingdom (UK) */ 1654 case 'A': /* United Kingdom (UK) */
1606 break; 1655 break;
1607 case 'B': /* United States (USASCII) */ 1656 case 'B': /* United States (USASCII) */
1608 break; 1657 break;
1609 case '<': /* Multinational character set */ 1658 case '<': /* Multinational character set */
1610 break; 1659 break;
1611 case '5': /* Finnish character set */ 1660 case '5': /* Finnish character set */
1612 break; 1661 break;
1613 case 'C': /* Finnish character set */ 1662 case 'C': /* Finnish character set */
1614 break; 1663 break;
1615 case 'K': /* German character set */ 1664 case 'K': /* German character set */
1616 break; 1665 break;
1617 } 1666 }
1667#endif
1618} 1668}
1619 1669
1620/* ------------------------------------------------------------------------- */ 1670/* ------------------------------------------------------------------------- */
1621/* 1671/*
1622 * Choose a font 1672 * Choose a font
1623 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1673 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1624 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1674 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1625 * XTERM_SEQ: Invoke G2 character set: ESC N 1675 * XTERM_SEQ: Invoke G2 character set: ESC N
1626 * XTERM_SEQ: Invoke G3 character set: ESC O 1676 * XTERM_SEQ: Invoke G3 character set: ESC O
1627 */ 1677 */
1628/* EXTPROTO */
1629void 1678void
1630rxvt_scr_charset_choose(pR_ int set) 1679rxvt_term::scr_charset_choose (int set)
1631{ 1680{
1632 R->screen.charset = set; 1681 screen.charset = set;
1633 rxvt_set_font_style(aR); 1682 set_font_style ();
1634} 1683}
1635 1684
1636/* ------------------------------------------------------------------------- */ 1685/* ------------------------------------------------------------------------- */
1637/* 1686/*
1638 * Set a font 1687 * Set a font
… …
1640 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1689 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1641 * XTERM_SEQ: Set G2 character set: ESC * <C> 1690 * XTERM_SEQ: Set G2 character set: ESC * <C>
1642 * XTERM_SEQ: Set G3 character set: ESC + <C> 1691 * XTERM_SEQ: Set G3 character set: ESC + <C>
1643 * See set_font_style for possible values for <C> 1692 * See set_font_style for possible values for <C>
1644 */ 1693 */
1645/* EXTPROTO */
1646void 1694void
1647rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1695rxvt_term::scr_charset_set (int set, unsigned int ch)
1648{ 1696{
1649 R->charsets[set] = (unsigned char)ch; 1697 charsets[set] = (unsigned char)ch;
1650 rxvt_set_font_style(aR); 1698 set_font_style ();
1651} 1699}
1652 1700
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 1701
1675/* ------------------------------------------------------------------------- * 1702/* ------------------------------------------------------------------------- *
1676 * MAJOR SCREEN MANIPULATION * 1703 * MAJOR SCREEN MANIPULATION *
1677 * ------------------------------------------------------------------------- */ 1704 * ------------------------------------------------------------------------- */
1678 1705
1679/* 1706/*
1707 * refresh matching text.
1708 */
1709bool
1710rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)
1711{
1712 bool found = false;
1713
1714 for (int i = 0; i < nrow; i++)
1715 {
1716 int col = 0;
1717 rend_t *drp = drawn_buf[i].r;
1718
1719 for (; col < ncol; col++, drp++)
1720 if ((*drp & mask) == value)
1721 {
1722 found = true;
1723 *drp = ~value;
1724 }
1725 }
1726
1727 return found;
1728}
1729
1730/*
1680 * Refresh an area 1731 * Refresh an area
1681 */ 1732 */
1682enum { 1733enum {
1683 PART_BEG = 0, 1734 PART_BEG = 0,
1684 PART_END, 1735 PART_END,
1685 RC_COUNT 1736 RC_COUNT
1686}; 1737};
1687 1738
1688void 1739void
1689rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1740rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)
1690{ 1741{
1691 int i; 1742 int i;
1692 row_col_t rc[RC_COUNT]; 1743 row_col_t rc[RC_COUNT];
1693 1744
1694 if (drawn_text == NULL) /* sanity check */ 1745 if (!drawn_buf) /* sanity check */
1695 return; 1746 return;
1696 1747
1697#ifdef DEBUG_STRICT 1748#ifndef NO_SLOW_LINK_SUPPORT
1698 x = max(x, (int)TermWin.int_bwidth); 1749 if (refresh_type == FAST_REFRESH && !display->is_local)
1699 x = min(x, (int)TermWin.width); 1750 {
1700 y = max(y, (int)TermWin.int_bwidth); 1751 y = 0;
1701 y = min(y, (int)TermWin.height); 1752 eheight = height;
1753 }
1702#endif 1754#endif
1703 1755
1704/* round down */ 1756 /* round down */
1705 rc[PART_BEG].col = Pixel2Col(x); 1757 rc[PART_BEG].col = Pixel2Col (x);
1706 rc[PART_BEG].row = Pixel2Row(y); 1758 rc[PART_BEG].row = Pixel2Row (y);
1707/* round up */ 1759 /* round up */
1708 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1760 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1709 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1761 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1710 1762
1711/* sanity checks */ 1763 /* sanity checks */
1712 for (i = PART_BEG; i < RC_COUNT; i++) 1764 for (i = PART_BEG; i < RC_COUNT; i++)
1713 { 1765 {
1714 MIN_IT(rc[i].col, TermWin.ncol - 1); 1766 min_it (rc[i].col, ncol - 1);
1715 MIN_IT(rc[i].row, TermWin.nrow - 1); 1767 min_it (rc[i].row, nrow - 1);
1716 } 1768 }
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 1769
1720 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1770 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1721 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1771 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));
1723 1772
1724 if (refresh) 1773 if (refresh)
1725 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1774 scr_refresh (SLOW_REFRESH);
1726} 1775}
1727 1776
1728/* ------------------------------------------------------------------------- */ 1777/* ------------------------------------------------------------------------- */
1729/* 1778/*
1730 * Refresh the entire screen 1779 * Refresh the entire screen
1731 */ 1780 */
1732void 1781void
1733rxvt_term::scr_touch (bool refresh) 1782rxvt_term::scr_touch (bool refresh)
1734{ 1783{
1735 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1784 scr_expose (0, 0, width, height, refresh);
1736} 1785}
1737 1786
1738/* ------------------------------------------------------------------------- */ 1787/* ------------------------------------------------------------------------- */
1739/* 1788/*
1740 * Move the display so that the line represented by scrollbar value Y is at 1789 * Move the display so that the line represented by scrollbar value Y is at
1741 * the top of the screen 1790 * the top of the screen
1742 */ 1791 */
1743/* EXTPROTO */
1744int 1792int
1745rxvt_scr_move_to(pR_ int y, int len) 1793rxvt_term::scr_move_to (int y, int len)
1746{ 1794{
1747 long p = 0; 1795 long p = 0;
1748 uint16_t oldviewstart; 1796 unsigned int oldviewstart;
1749 1797
1750 oldviewstart = R->TermWin.view_start; 1798 oldviewstart = view_start;
1799
1751 if (y < len) { 1800 if (y < len)
1752 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len; 1801 {
1802 p = (nrow + nsaved) * (len - y) / len;
1753 p -= (long)(R->TermWin.nrow - 1); 1803 p -= (long) (nrow - 1);
1754 p = max(p, 0); 1804 p = max (p, 0);
1755 } 1805 }
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 1806
1807 view_start = (unsigned int)min (p, nsaved);
1808
1759 return rxvt_scr_changeview(aR_ oldviewstart); 1809 return scr_changeview (oldviewstart);
1760} 1810}
1761 1811
1762/* ------------------------------------------------------------------------- */ 1812/* ------------------------------------------------------------------------- */
1763/* 1813/*
1764 * Page the screen up/down nlines 1814 * Page the screen up/down nlines
1765 * direction should be UP or DN 1815 * direction should be UP or DN
1766 */ 1816 */
1767/* EXTPROTO */
1768int 1817int
1769rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1818rxvt_term::scr_page (enum page_dirn direction, int nlines)
1770{ 1819{
1771 int n; 1820 int n;
1772 uint16_t oldviewstart; 1821 unsigned int oldviewstart;
1773 1822
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; 1823 oldviewstart = view_start;
1824
1779 if (direction == UP) { 1825 if (direction == UP)
1826 {
1780 n = R->TermWin.view_start + nlines; 1827 n = view_start + nlines;
1781 R->TermWin.view_start = min(n, R->TermWin.nscrolled); 1828 view_start = min (n, nsaved);
1782 } else { 1829 }
1830 else
1831 {
1783 n = R->TermWin.view_start - nlines; 1832 n = view_start - nlines;
1784 R->TermWin.view_start = max(n, 0); 1833 view_start = max (n, 0);
1785 } 1834 }
1835
1786 return rxvt_scr_changeview(aR_ oldviewstart); 1836 return scr_changeview (oldviewstart);
1787} 1837}
1788 1838
1789/* INTPROTO */
1790int 1839int
1791rxvt_scr_changeview(pR_ uint16_t oldviewstart) 1840rxvt_term::scr_changeview (unsigned int oldviewstart)
1792{ 1841{
1793 if (R->TermWin.view_start != oldviewstart) { 1842 if (view_start != oldviewstart)
1843 {
1844 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1845
1794 R->want_refresh = 1; 1846 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); 1847 num_scr -= (view_start - oldviewstart);
1800 } 1848 }
1849
1801 return (int)(R->TermWin.view_start - oldviewstart); 1850 return (int)view_start - (int)oldviewstart;
1802} 1851}
1803 1852
1804/* ------------------------------------------------------------------------- */ 1853/* ------------------------------------------------------------------------- */
1805/* EXTPROTO */
1806void 1854void
1807rxvt_scr_bell(pR) 1855rxvt_term::scr_bell ()
1808{ 1856{
1809#ifndef NO_BELL 1857#ifndef NO_BELL
1858
1810# ifndef NO_MAPALERT 1859# ifndef NO_MAPALERT
1811# ifdef MAPALERT_OPTION 1860# ifdef MAPALERT_OPTION
1812 if (R->Options & Opt_mapAlert) 1861 if (OPTION (Opt_mapAlert))
1813# endif 1862# endif
1814 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1863 XMapWindow (display->display, parent[0]);
1815# endif 1864# endif
1816 if (R->Options & Opt_visualBell) { 1865
1866 if (OPTION (Opt_visualBell))
1867 {
1817 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1868 scr_rvideo_mode (!rvideo); /* refresh also done */
1869 rxvt_usleep (VISUAL_BELL_DURATION);
1818 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1870 scr_rvideo_mode (!rvideo); /* refresh also done */
1871 }
1819 } else 1872 else
1820 XBell(R->Xdisplay, 0); 1873 XBell (display->display, 0);
1874
1821#endif 1875#endif
1822} 1876}
1823 1877
1824/* ------------------------------------------------------------------------- */ 1878/* ------------------------------------------------------------------------- */
1825/* ARGSUSED */ 1879/* ARGSUSED */
1826/* EXTPROTO */
1827void 1880void
1828rxvt_scr_printscreen(pR_ int fullhist) 1881rxvt_term::scr_printscreen (int fullhist)
1829{ 1882{
1830#ifdef PRINTPIPE 1883#ifdef PRINTPIPE
1831 int i, r1, nrows, row_offset; 1884 int nrows, row_start;
1832 text_t *t; 1885 FILE *fd;
1833 FILE *fd;
1834 1886
1835 if ((fd = rxvt_popen_printer(aR)) == NULL) 1887 if ((fd = popen_printer ()) == NULL)
1836 return; 1888 return;
1837 nrows = R->TermWin.nrow; 1889
1838 row_offset = R->TermWin.saveLines;
1839 if (!fullhist) 1890 if (fullhist)
1840 row_offset -= R->TermWin.view_start;
1841 else {
1842 nrows += R->TermWin.nscrolled;
1843 row_offset -= R->TermWin.nscrolled;
1844 } 1891 {
1892 nrows = nrow + nsaved;
1893 row_start = -nsaved;
1894 }
1895 else
1896 {
1897 nrows = nrow;
1898 row_start = -view_start;
1899 }
1845 1900
1901 wctomb (0, 0);
1902
1846 for (r1 = 0; r1 < nrows; r1++) { 1903 for (int r1 = 0; r1 < nrows; r1++)
1847 t = R->screen.text[r1 + row_offset];
1848 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1849 if (!isspace(t[i]))
1850 break;
1851 fprintf(fd, "%.*s\n", (i + 1), t);
1852 } 1904 {
1905 text_t *tp = ROW(r1).t;
1906 int len = ROW(r1).l;
1907
1908 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1909 {
1910 char mb[MB_LEN_MAX];
1911 text_t t = *tp++;
1912 if (t == NOCHAR)
1913 continue;
1914
1915 len = wctomb (mb, t);
1916
1917 if (len <= 0)
1918 {
1919 mb[0] = ' ';
1920 len = 1;
1921 }
1922
1923 fwrite (mb, 1, len, fd);
1924 }
1925
1926 fputc ('\n', fd);
1927 }
1928
1853 rxvt_pclose_printer(fd); 1929 pclose_printer (fd);
1854#endif 1930#endif
1855} 1931}
1856 1932
1857/* ------------------------------------------------------------------------- */ 1933/* ------------------------------------------------------------------------- */
1858/* 1934/*
1859 * Refresh the screen 1935 * Refresh the screen
1860 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1936 * 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. 1937 * screen.text/screen.rend contain what the screen will change to.
1862 */ 1938 */
1863
1864#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD)
1865# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink))
1866# define MONO_BOLD_FG(x, fg) MONO_BOLD(x)
1867#else
1868# define MONO_BOLD(x) \
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
1872
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 1939void
1883rxvt_term::scr_refresh (unsigned char refresh_type) 1940rxvt_term::scr_refresh (unsigned char refresh_type)
1884{ 1941{
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 */ 1942 unsigned char 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 */ 1943 showcursor; /* show the cursor */
1894 int fore, back; /* desired foreground/background */
1895 int16_t col, row, /* column/row we're processing */ 1944 int16_t col, row, /* column/row we're processing */
1896 ocrow; /* old cursor row */ 1945 ocrow; /* old cursor row */
1897 int cursorwidth;
1898 int i, /* tmp */ 1946 int i; /* tmp */
1899 row_offset; /* basic offset in screen structure */
1900#ifndef NO_CURSORCOLOR 1947#ifndef NO_CURSORCOLOR
1901 rend_t cc1; /* store colours at cursor position(s) */ 1948 rend_t cc1; /* store colours at cursor position (s) */
1902 rend_t cc2; /* store colours at cursor position(s) */
1903#endif 1949#endif
1904 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1950 rend_t *crp; // cursor rendition pointer
1905 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1906 1951
1952 want_refresh = 0; /* screen is current */
1953
1907 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1954 if (refresh_type == NO_REFRESH || !mapped)
1908 return; 1955 return;
1909 1956
1910 /* 1957 /*
1911 * A: set up vars 1958 * A: set up vars
1912 */ 1959 */
1913 clearfirst = clearlast = must_clear = wbyte = 0; 1960 must_clear = 0;
1914#ifndef NO_BOLDFONT 1961 refresh_count = 0;
1915 bfont = 0;
1916#endif
1917 1962
1918 if (currmaxcol < TermWin.ncol) 1963#if XPM_BACKGROUND
1964 must_clear |= bgPixmap.pixmap != None;
1965#endif
1966#if TRANSPARENT
1967 must_clear |= OPTION (Opt_transparent) && am_transparent;
1968#endif
1969 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1970
1971 /*
1972 * B: reverse any characters which are selected
1973 */
1974 scr_reverse_selection ();
1975
1976 /*
1977 * C: set the cursor character (s)
1978 */
1979 {
1980 unsigned char setoldcursor;
1981 rend_t ccol1, /* Cursor colour */
1982 ccol2; /* Cursor colour2 */
1983
1984 showcursor = (screen.flags & Screen_VisibleCursor);
1985#ifdef CURSOR_BLINK
1986 if (hidden_cursor)
1987 showcursor = 0;
1988#endif
1989
1990 if (showcursor)
1919 { 1991 {
1920 currmaxcol = TermWin.ncol; 1992 int col = screen.cur.col;
1921 buffer = (char *)rxvt_realloc (buffer,
1922 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1923 }
1924 1993
1925 refresh_count = 0; 1994 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1995 col--;
1926 1996
1927 row_offset = TermWin.saveLines - TermWin.view_start; 1997 crp = &ROW(screen.cur.row).r[col];
1928 1998
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) 1999 if (showcursor && focus)
1966 { 2000 {
1967 cursorwidth++; 2001 if (OPTION (Opt_cursorUnderline))
1968 2002 *crp ^= RS_Uline;
1969 srp = &(screen.rend[screen.cur.row + TermWin.saveLines] 2003 else
1970 [screen.cur.col]);
1971
1972 if (showcursor && TermWin.focus)
1973 { 2004 {
1974 *srp ^= RS_RVid; 2005 *crp ^= RS_RVid;
2006
1975#ifndef NO_CURSORCOLOR 2007#ifndef NO_CURSORCOLOR
1976 cc1 = *srp & (RS_fgMask | RS_bgMask); 2008 cc1 = *crp & (RS_fgMask | RS_bgMask);
1977 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2009 if (ISSET_PIXCOLOR (Color_cursor))
1978 ccol1 = Color_cursor; 2010 ccol1 = Color_cursor;
1979 else 2011 else
1980#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2012#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1981 ccol1 = GET_FGCOLOR(rstyle); 2013 ccol1 = fgcolor_of (rstyle);
1982#else 2014#else
1983 ccol1 = Color_fg; 2015 ccol1 = Color_fg;
1984#endif 2016#endif
1985 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2017 if (ISSET_PIXCOLOR (Color_cursor2))
1986 ccol2 = Color_cursor2; 2018 ccol2 = Color_cursor2;
1987 else 2019 else
1988#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2020#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1989 ccol2 = GET_BGCOLOR(rstyle); 2021 ccol2 = bgcolor_of (rstyle);
1990#else 2022#else
1991 ccol2 = Color_bg; 2023 ccol2 = Color_bg;
1992#endif 2024#endif
1993 *srp = SET_FGCOLOR(*srp, ccol1); 2025 *crp = SET_FGCOLOR (*crp, ccol1);
1994 *srp = SET_BGCOLOR(*srp, ccol2); 2026 *crp = SET_BGCOLOR (*crp, ccol2);
1995#endif 2027#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 } 2028 }
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 } 2029 }
2025 } 2030 }
2031
2032 /* make sure no outline cursor is left around */
2033 setoldcursor = 0;
2034 if (ocrow != -1)
2035 {
2036 if (screen.cur.row + view_start != ocrow
2037 || screen.cur.col != oldcursor.col)
2038 {
2039 if (ocrow < nrow
2040 && oldcursor.col < ncol)
2041 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2042
2043 if (focus || !showcursor)
2044 oldcursor.row = -1;
2045 else
2046 setoldcursor = 1;
2047 }
2026 } 2048 }
2049 else if (!focus)
2050 setoldcursor = 1;
2051
2052 if (setoldcursor)
2053 {
2054 if (screen.cur.row + view_start >= nrow)
2055 oldcursor.row = -1;
2056 else
2057 {
2058 oldcursor.row = screen.cur.row + view_start;
2059 oldcursor.col = screen.cur.col;
2060 }
2061 }
2062 }
2063
2064 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2065#if ENABLE_OVERLAY
2066 scr_swap_overlay ();
2067#endif
2027 2068
2028#ifndef NO_SLOW_LINK_SUPPORT 2069#ifndef NO_SLOW_LINK_SUPPORT
2029 /* 2070 /*
2030 * D: CopyArea pass - very useful for slower links 2071 * D: CopyArea pass - very useful for slower links
2031 * This has been deliberately kept simple. 2072 * This has been deliberately kept simple.
2032 */ 2073 */
2033 i = num_scr; 2074 i = num_scr;
2075 if (!display->is_local
2034 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2076 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2035 && abs(i) < TermWin.nrow && !must_clear) 2077 && abs (num_scr) < nrow && !must_clear)
2036 { 2078 {
2037 int16_t nits; 2079 int16_t nits;
2038 int j; 2080 int j;
2039 rend_t *drp2; 2081 int len, wlen;
2040 text_t *dtp2;
2041 int len, wlen;
2042 2082
2043 j = TermWin.nrow; 2083 j = nrow;
2044 wlen = len = -1; 2084 wlen = len = -1;
2045 row = i > 0 ? 0 : j - 1; 2085 row = i > 0 ? 0 : j - 1;
2046 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2086 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2047 { 2087 {
2048 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2088 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2049 { 2089 {
2050 stp = screen.text[row + row_offset]; 2090 line_t s = ROW(row - view_start);
2051 srp = screen.rend[row + row_offset];
2052 dtp = drawn_text[row]; 2091 line_t d = drawn_buf[row];
2053 dtp2 = drawn_text[row + i]; 2092 line_t d2 = drawn_buf[row + i];
2054 drp = drawn_rend[row];
2055 drp2 = drawn_rend[row + i];
2056 2093
2057 for (nits = 0, col = TermWin.ncol; col--; ) 2094 for (nits = 0, col = ncol; col--; )
2058 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2095 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2059 nits--; 2096 nits--;
2060 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2097 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2061 nits++; 2098 nits++;
2062 2099
2063 if (nits > 8) /* XXX: arbitrary choice */ 2100 if (nits > 8) /* XXX: arbitrary choice */
2101 {
2102 for (col = ncol; col--; )
2064 { 2103 {
2065 for (col = TermWin.ncol; col--; ) 2104 *d.t++ = *d2.t++;
2105 *d.r++ = *d2.r++;
2106 }
2107
2108 if (len == -1)
2109 len = row;
2110
2111 wlen = row;
2112 continue;
2113 }
2114 }
2115
2116 if (len != -1)
2117 {
2118 /* also comes here at end if needed because of >= above */
2119 if (wlen < len)
2120 ::swap (wlen, len);
2121
2122 XCopyArea (display->display, vt, vt,
2123 gc, 0, Row2Pixel (len + i),
2124 (unsigned int)this->width,
2125 (unsigned int)Height2Pixel (wlen - len + 1),
2126 0, Row2Pixel (len));
2127 len = -1;
2128 }
2129 }
2130 }
2131#endif
2132
2133 /*
2134 * E: main pass across every character
2135 */
2136 for (row = 0; row < nrow; row++)
2137 {
2138 text_t *stp = ROW(row - view_start).t;
2139 rend_t *srp = ROW(row - view_start).r;
2140 text_t *dtp = drawn_buf[row].t;
2141 rend_t *drp = drawn_buf[row].r;
2142
2143 /*
2144 * E2: OK, now the real pass
2145 */
2146 int ypixel = (int)Row2Pixel (row);
2147
2148 for (col = 0; col < ncol; col++)
2149 {
2150 /* compare new text with old - if exactly the same then continue */
2151 if (stp[col] == dtp[col] /* Must match characters to skip. */
2152 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2153 || (stp[col] == ' ' /* space w/ no background change */
2154 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2155 continue;
2156
2157 // redraw one or more characters
2158
2159 // seek to the beginning of wide characters
2160 while (stp[col] == NOCHAR && col > 0)
2161 --col;
2162
2163 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2164 text_t *text = stp + col;
2165 int count = 1;
2166
2167 dtp[col] = stp[col];
2168 drp[col] = rend;
2169
2170 int xpixel = Col2Pixel (col);
2171
2172 for (i = 0; ++col < ncol; )
2173 {
2174 if (stp[col] == NOCHAR)
2175 {
2176 dtp[col] = stp[col];
2177 drp[col] = rend;
2178 count++;
2179 i++;
2180
2181 continue;
2182 }
2183
2184 if (!RS_SAME (rend, srp[col]))
2185 break;
2186
2187 count++;
2188
2189 if (stp[col] != dtp[col]
2190 || !RS_SAME (srp[col], drp[col]))
2191 {
2192 if (must_clear && (i++ > count / 2))
2193 break;
2194
2195 dtp[col] = stp[col];
2196 drp[col] = rend;
2197 i = 0;
2198 }
2199 else if (must_clear || (stp[col] != ' ' && ++i >= 16))
2200 break;
2201 }
2202
2203 col--; /* went one too far. move back */
2204 count -= i; /* dump any matching trailing chars */
2205
2206 // sometimes we optimize away the trailing NOCHAR's, add them back
2207 while (i && text[count] == NOCHAR)
2208 count++, i--;
2209
2210 /*
2211 * Determine the attributes for the string
2212 */
2213 int fore = fgcolor_of (rend); // desired foreground
2214 int back = bgcolor_of (rend); // desired background
2215
2216 // only do special processing if any attributes are set, which is unlikely
2217 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2218 {
2219#if ENABLE_STYLES
2220 // force redraw after "careful" characters to avoid pixel droppings
2221 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2222 drp[col + 1] = ~srp[col + 1];
2223
2224 // include previous careful character(s) if possible, looks nicer (best effort...)
2225 while (text > stp
2226 && srp[text - stp - 1] & RS_Careful
2227 && RS_SAME (rend, srp[text - stp - 1]))
2228 text--, count++, xpixel -= fwidth;
2229#endif
2230
2231 bool invert = rend & RS_RVid;
2232
2233#ifndef NO_BOLD_UNDERLINE_REVERSE
2234 if (rend & RS_Bold
2235 && fore == Color_fg)
2236 {
2237 if (ISSET_PIXCOLOR (Color_BD))
2238 fore = Color_BD;
2239# if !ENABLE_STYLES
2240 else
2241 invert = !invert;
2242# endif
2243 }
2244
2245 if (rend & RS_Italic
2246 && fore == Color_fg)
2247 {
2248 if (ISSET_PIXCOLOR (Color_IT))
2249 fore = Color_IT;
2250# if !ENABLE_STYLES
2251 else
2252 invert = !invert;
2253# endif
2254 }
2255
2256 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))
2257 fore = Color_UL;
2258#endif
2259
2260 if (invert)
2261 {
2262 ::swap (fore, back);
2263
2264#ifndef NO_BOLD_UNDERLINE_REVERSE
2265 if (ISSET_PIXCOLOR (Color_RV))
2266 back = Color_RV;
2267
2268 if (fore == back)
2269 {
2270 fore = Color_bg;
2271 back = Color_fg;
2272 }
2273#endif
2274 }
2275
2276#ifdef TEXT_BLINK
2277 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2278 {
2279 if (!text_blink_ev.active)
2280 {
2281 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2282 hidden_text = 0;
2283 }
2284 else if (hidden_text)
2285 fore = back;
2286 }
2287#endif
2288 }
2289
2290 /*
2291 * Actually do the drawing of the string here
2292 */
2293 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2294
2295 if (back == fore)
2296 font->clear_rect (*drawable, xpixel, ypixel,
2297 fwidth * count, fheight,
2298 back);
2299 else if (back == Color_bg)
2300 {
2301 if (must_clear)
2302 {
2303 CLEAR_CHARS (xpixel, ypixel, count);
2304
2305 for (i = 0; i < count; i++) /* don't draw empty strings */
2306 if (text[i] != ' ')
2066 { 2307 {
2067 *dtp++ = *dtp2++; 2308 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2068 *drp++ = *drp2++; 2309 break;
2069 } 2310 }
2070
2071 if (len == -1)
2072 len = row;
2073
2074 wlen = row;
2075 continue;
2076 } 2311 }
2077 }
2078
2079 if (len != -1)
2080 {
2081 /* also comes here at end if needed because of >= above */
2082 if (wlen < len)
2083 SWAP_IT(wlen, len, int);
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 2312 else
2189 rvid = !rvid; /* fall back */ 2313 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2190 } 2314 }
2191#endif 2315 else
2192 if (rvid) 2316 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2317
2318 if (rend & RS_Uline && font->descent > 1 && fore != back)
2193 { 2319 {
2194 SWAP_IT(fore, back, int); 2320#if ENABLE_FRILLS
2195 2321 if (ISSET_PIXCOLOR (Color_underline))
2196#ifndef NO_BOLD_UNDERLINE_REVERSE 2322 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2197 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2198# ifndef NO_CURSORCOLOR
2199 && !ISSET_PIXCOLOR (this, Color_cursor)
2200# endif
2201 )
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
2226 /*
2227 * Actually do the drawing of the string here
2228 */
2229 rxvt_font *font = (*TermWin.fontset)[fid];
2230
2231 if (back == Color_bg)
2232 {
2233 if (must_clear)
2234 {
2235 for (i = 0; i < count; i++) /* don't draw empty strings */
2236 if (text[i] != ' ')
2237 {
2238 font->draw (xpixel, ypixel, text, count, fore, -1);
2239 goto nodraw;
2240 }
2241
2242 CLEAR_CHARS (xpixel, ypixel, count);
2243nodraw: ;
2244 }
2245 else 2323 else
2246 font->draw (xpixel, ypixel, text, count, fore, Color_bg); 2324#endif
2247 } 2325 XSetForeground (display->display, gc, pix_colors[fore]);
2248 else
2249 font->draw (xpixel, ypixel, text, count, fore, back);
2250 2326
2251 if ((rend & RS_Uline) && (font->descent > 1))
2252 XDrawLine(Xdisplay, drawBuffer, TermWin.gc, 2327 XDrawLine (display->display, drawBuffer, gc,
2253 xpixel, ypixel + font->ascent + 1, 2328 xpixel, ypixel + font->ascent + 1,
2254 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2329 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2330 }
2255 } /* for (col....) */ 2331 } /* for (col....) */
2256 } /* for (row....) */ 2332 } /* for (row....) */
2257 2333
2334#if ENABLE_OVERLAY
2335 scr_swap_overlay ();
2336#endif
2337 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2338
2258 /* 2339 /*
2259 * G: cleanup cursor and display outline cursor if necessary 2340 * G: cleanup cursor and display outline cursor if necessary
2260 */ 2341 */
2261 if (showcursor) { 2342 if (showcursor)
2262 if (TermWin.focus) { 2343 {
2263 srp = &(screen.rend[screen.cur.row + TermWin.saveLines] 2344 if (focus)
2264 [screen.cur.col]); 2345 {
2346 if (OPTION (Opt_cursorUnderline))
2347 *crp ^= RS_Uline;
2348 else
2349 {
2265 *srp ^= RS_RVid; 2350 *crp ^= RS_RVid;
2266#ifndef NO_CURSORCOLOR 2351#ifndef NO_CURSORCOLOR
2267 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2352 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2268#endif 2353#endif
2354 }
2355 }
2269 } else if (oldcursor.row >= 0) { 2356 else if (oldcursor.row >= 0)
2357 {
2358 int cursorwidth = 1;
2359 int col = oldcursor.col;
2360
2361 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2362 col--;
2363
2364 while (col + cursorwidth < ncol
2365 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2366 cursorwidth++;
2367
2270#ifndef NO_CURSORCOLOR 2368#ifndef NO_CURSORCOLOR
2271 unsigned long gcmask; /* Graphics Context mask */
2272
2273 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2369 if (ISSET_PIXCOLOR (Color_cursor))
2274 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]); 2370 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2275#endif 2371#endif
2372
2276 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc, 2373 XDrawRectangle (display->display, drawBuffer, gc,
2277 Col2Pixel(oldcursor.col), 2374 Col2Pixel (col),
2278 Row2Pixel(oldcursor.row), 2375 Row2Pixel (oldcursor.row),
2279 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2376 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2280 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1)); 2377 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2281 } 2378 }
2282 } 2379 }
2283 2380
2284 /* 2381 /*
2285 * H: cleanup selection 2382 * H: cleanup selection
2286 */ 2383 */
2287 rxvt_scr_reverse_selection (this); 2384 scr_reverse_selection ();
2288 2385
2289 /*
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) 2386 if (refresh_type & SMOOTH_REFRESH)
2310 XSync(Xdisplay, False); 2387 XFlush (display->display);
2311 2388
2312 num_scr = 0; 2389 num_scr = 0;
2313 num_scr_allow = 1; 2390 num_scr_allow = 1;
2314 want_refresh = 0; /* screen is current */
2315} 2391}
2316 2392
2317/* ------------------------------------------------------------------------- */
2318void 2393void
2394rxvt_term::scr_remap_chars (line_t &l)
2395{
2396 if (!l.t)
2397 return;
2398
2399 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2400
2401 for (int i = ncol; i--; )
2402 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2403}
2404
2405void
2406rxvt_term::scr_remap_chars ()
2407{
2408 for (int i = total_rows; i--; )
2409 scr_remap_chars (row_buf [i]);
2410
2411 for (int i = nrow; i--; )
2412 {
2413 scr_remap_chars (drawn_buf [i]);
2414 scr_remap_chars (swap_buf [i]);
2415 }
2416}
2417
2418void
2319rxvt_term::scr_clear() 2419rxvt_term::scr_recolour ()
2320{ 2420{
2421 if (1
2422#if TRANSPARENT
2423 && !am_transparent
2424#endif
2425#if XPM_BACKGROUND
2426 && !bgPixmap.pixmap
2427#endif
2428 )
2429 {
2430 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2431 XClearWindow (display->display, parent[0]);
2432 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2433#if HAVE_SCROLLBARS
2434 if (scrollBar.win)
2435 {
2436 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2437 scrollBar.setIdle ();
2438 scrollbar_show (0);
2439 }
2440#endif
2441 }
2442
2443 scr_clear ();
2444 scr_touch (true);
2445 want_refresh = 1;
2446}
2447
2448/* ------------------------------------------------------------------------- */
2449void
2450rxvt_term::scr_clear (bool really)
2451{
2321 if (!TermWin.mapped) 2452 if (!mapped)
2322 return; 2453 return;
2323 2454
2324 num_scr_allow = 0; 2455 num_scr_allow = 0;
2325 want_refresh = 1; 2456 want_refresh = 1;
2326#ifdef TRANSPARENT
2327 if ((Options & Opt_transparent) && (am_pixmap_trans == 0))
2328 {
2329 int i;
2330 2457
2331 if (!(Options & Opt_transparent_all)) 2458 if (really)
2332 i = 0; 2459 XClearWindow (display->display, vt);
2460}
2461
2462/* ------------------------------------------------------------------------- */
2463void
2464rxvt_term::scr_reverse_selection ()
2465{
2466 if (selection.op
2467 && current_screen == selection.screen
2468 && selection.end.row >= -view_start)
2469 {
2470 int view_end = -view_start + nrow;
2471 int row, col;
2472
2473#if ENABLE_FRILLS
2474 if (selection.rect)
2475 {
2476 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++)
2477 {
2478 text_t *stp = ROW(row).t;
2479 rend_t *srp = ROW(row).r;
2480
2481 for (col = selection.beg.col; col < selection.end.col; col++)
2482 srp[col] ^= RS_RVid;
2483
2484 while (col-- > selection.beg.col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2485 srp[col] ^= RS_RVid | RS_Uline;
2486
2487 if (++col < selection.end.col)
2488 srp[col] ^= RS_RVid | RS_Uline;
2489 }
2490 }
2333 else 2491 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 2492#endif
2341 2493 {
2342 XClearWindow (Xdisplay, TermWin.vt); 2494 if (selection.beg.row >= -view_start)
2343} 2495 {
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; 2496 col = selection.beg.col;
2497 row = selection.beg.row;
2498 }
2359 else { 2499 else
2500 {
2360 col = 0; 2501 col = 0;
2361 i = end_row; 2502 row = -view_start;
2362 } 2503 }
2363 end_row += R->TermWin.nrow; 2504
2364 for (; i < row && i < end_row; i++, col = 0) 2505 for (; row < min (selection.end.row, view_end); row++, col = 0)
2365 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2506 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2366#ifndef OPTION_HC
2367 srp[col] ^= RS_RVid; 2507 srp[col] ^= RS_RVid;
2368#else 2508
2369 srp[col] ^= RS_Blink; 2509 if (row == selection.end.row)
2370#endif 2510 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
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; 2511 srp[col] ^= RS_RVid;
2375#else 2512 }
2376 srp[col] ^= RS_Blink;
2377#endif
2378 } 2513 }
2379} 2514}
2380 2515
2381/* ------------------------------------------------------------------------- */ 2516/* ------------------------------------------------------------------------- */
2382/* 2517/*
2383 * Dump the whole scrollback and screen to the passed filedescriptor. The 2518 * Dump the whole scrollback and screen to the passed filedescriptor. The
2384 * invoking routine must close the fd. 2519 * invoking routine must close the fd.
2385 */ 2520 */
2386#if 0 2521#if 0
2387/* EXTPROTO */
2388void 2522void
2389rxvt_scr_dump(pR_ int fd) 2523rxvt_term::scr_dump (int fd)
2390{ 2524{
2391 int row, wrote; 2525 int row, wrote;
2392 unsigned int width, towrite; 2526 unsigned int width, towrite;
2393 char r1[] = "\n"; 2527 char r1[] = "\n";
2394 2528
2395 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2529 for (row = saveLines - nsaved;
2396 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2530 row < saveLines + nrow - 1; row++)
2397 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2531 {
2398 : R->TermWin.ncol; 2532 width = row_buf[row].l >= 0 ? row_buf[row].l
2533 : ncol;
2399 for (towrite = width; towrite; towrite -= wrote) { 2534 for (towrite = width; towrite; towrite -= wrote)
2535 {
2400 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2536 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2401 towrite); 2537 towrite);
2402 if (wrote < 0) 2538 if (wrote < 0)
2403 return; /* XXX: death, no report */ 2539 return; /* XXX: death, no report */
2404 } 2540 }
2405 if (R->screen.tlen[row] >= 0) 2541 if (row_buf[row].l >= 0)
2406 if (write(fd, r1, 1) <= 0) 2542 if (write (fd, r1, 1) <= 0)
2407 return; /* XXX: death, no report */ 2543 return; /* XXX: death, no report */
2408 } 2544 }
2409} 2545}
2410#endif 2546#endif
2411 2547
2412/* ------------------------------------------------------------------------- * 2548/* ------------------------------------------------------------------------- *
2413 * CHARACTER SELECTION * 2549 * CHARACTER SELECTION *
2414 * ------------------------------------------------------------------------- */ 2550 * ------------------------------------------------------------------------- */
2415
2416/*
2417 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2418 */
2419/* EXTPROTO */
2420void 2551void
2421rxvt_selection_check(pR_ int check_more) 2552rxvt_term::selection_check (int check_more)
2422{ 2553{
2423 row_col_t pos; 2554 row_col_t pos;
2424 2555
2425 if (!R->selection.op) 2556 if (!selection.op)
2426 return; 2557 return;
2427 2558
2428 pos.row = pos.col = 0; 2559 pos.row = pos.col = 0;
2429 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2560 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow)
2430 || (R->selection.beg.row >= R->TermWin.nrow) 2561 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow)
2431 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2562 || !IN_RANGE_EXC (selection.end.row, -nsaved, 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 2563 || (check_more == 1
2436 && R->current_screen == R->selection.screen 2564 && current_screen == selection.screen
2437 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2565 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2438 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2566 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2439 || (check_more == 2 2567 || (check_more == 2
2440 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2568 && ROWCOL_IS_BEFORE (selection.beg, pos)
2441 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2569 && ROWCOL_IS_AFTER (selection.end, pos))
2442 || (check_more == 3 2570 || (check_more == 3
2443 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2571 && ROWCOL_IS_AFTER (selection.end, pos))
2444 || (check_more == 4 /* screen width change */ 2572 || (check_more == 4 /* screen width change */
2445 && (R->selection.beg.row != R->selection.end.row 2573 && (selection.beg.row != selection.end.row
2446 || R->selection.end.col > R->TermWin.ncol))) 2574 || selection.end.col > ncol)))
2447 CLEAR_SELECTION(R); 2575 CLEAR_SELECTION ();
2448} 2576}
2449 2577
2450/* ------------------------------------------------------------------------- */ 2578/* ------------------------------------------------------------------------- */
2451/* 2579/*
2452 * Paste a selection direct to the command fd 2580 * Paste a selection direct to the command fd
2453 */ 2581 */
2454void 2582void
2455rxvt_term::paste (const unsigned char *data, unsigned int len) 2583rxvt_term::paste (char *data, unsigned int len)
2456{ 2584{
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 */ 2585 /* convert normal newline chars into common keyboard Return key sequence */
2466 for (i = 0; i < len; i += PROP_SIZE) 2586 for (unsigned int i = 0; i < len; i++)
2467 { 2587 if (data[i] == C0_LF)
2468 n = min (len - i, PROP_SIZE); 2588 data[i] = C0_CR;
2469 MEMCPY (ds, data + i, n);
2470 2589
2471 for (j = 0; j < n; j++) 2590 tt_write (data, len);
2472 if (ds[j] == '\n')
2473 ds[j] = '\r';
2474
2475 tt_write (ds, (int)n);
2476 }
2477
2478 free(ds);
2479} 2591}
2480 2592
2481/* ------------------------------------------------------------------------- */ 2593/* ------------------------------------------------------------------------- */
2482/* 2594/*
2483 * Respond to a notification that a primary selection has been sent 2595 * Respond to a notification that a primary selection has been sent
2484 * EXT: SelectionNotify 2596 * EXT: SelectionNotify
2485 */ 2597 */
2486/* EXTPROTO */ 2598void
2487int
2488rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2599rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2489{ 2600{
2490 long nread = 0; 2601 if (prop == None) /* check for failed XConvertSelection */
2602 {
2603 if ((selection_type & Sel_CompoundText))
2604 {
2605 int selnum = selection_type & Sel_whereMask;
2606
2607 selection_type = 0;
2608 if (selnum != Sel_direct)
2609 selection_request_other (XA_STRING, selnum);
2610 }
2611
2612 if ((selection_type & Sel_UTF8String))
2613 {
2614 int selnum = selection_type & Sel_whereMask;
2615
2616 selection_type = Sel_CompoundText;
2617 if (selnum != Sel_direct)
2618 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2619 else
2620 selection_type = 0;
2621 }
2622
2623 return;
2624 }
2625
2491 unsigned long bytes_after; 2626 unsigned long bytes_after;
2492 XTextProperty ct; 2627 XTextProperty ct;
2493 int dummy_count;
2494 char **cl;
2495 2628
2496 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2629 if (XGetWindowProperty (display->display, win, prop,
2497 2630 0, PROP_SIZE / 4,
2498 if (prop == None) /* check for failed XConvertSelection */ 2631 delete_prop, AnyPropertyType,
2499 { 2632 &ct.encoding, &ct.format,
2500 if ((R->selection_type & Sel_CompoundText)) 2633 &ct.nitems, &bytes_after,
2501 { 2634 &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 } 2635 {
2511 2636 ct.value = 0;
2512 for (;;) 2637 goto bailout;
2513 { 2638 }
2639
2640 if (ct.encoding == None)
2641 goto bailout;
2642
2643 if (bytes_after)
2644 {
2645 // fetch and append remaining data
2646 XTextProperty ct2;
2647
2514 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2648 if (XGetWindowProperty (display->display, win, prop,
2515 (long)(PROP_SIZE / 4), delete_prop, 2649 ct.nitems / 4, (bytes_after + 3) / 4,
2650 delete_prop, AnyPropertyType,
2516 AnyPropertyType, &ct.encoding, &ct.format, 2651 &ct2.encoding, &ct2.format,
2517 &ct.nitems, &bytes_after, 2652 &ct2.nitems, &bytes_after,
2518 &ct.value) != Success) 2653 &ct2.value) != Success)
2519 break; 2654 goto bailout;
2520 2655
2521 if (ct.encoding == 0) 2656 // realloc should be compatible to XFree, here, and elsewhere, too
2522 { 2657 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2523 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2658 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2524 break; 2659 ct.nitems += ct2.nitems;
2525 }
2526 2660
2661 XFree (ct2.value);
2662 }
2663
2527 if (ct.value == NULL) 2664 if (ct.value == 0)
2528 { 2665 goto bailout;
2529 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2530 continue;
2531 }
2532 2666
2667 if (ct.encoding == xa[XA_INCR])
2668 {
2669 // INCR selection, start handshake
2670 if (!delete_prop)
2671 XDeleteProperty (display->display, win, prop);
2672
2673 selection_wait = Sel_incr;
2674 incr_buf_fill = 0;
2675 incr_ev.start (NOW + 10);
2676
2677 goto bailout;
2678 }
2679
2533 if (ct.nitems == 0) 2680 if (ct.nitems == 0)
2681 {
2682 if (selection_wait == Sel_incr)
2683 {
2684 XFree (ct.value);
2685
2686 // finally complete, now paste the whole thing
2687 selection_wait = Sel_normal;
2688 ct.value = (unsigned char *)incr_buf;
2689 ct.nitems = incr_buf_fill;
2690 incr_buf = 0;
2691 incr_buf_size = 0;
2692 incr_ev.stop ();
2534 { 2693 }
2535 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2694 else
2695 {
2536 if (R->selection_wait == Sel_normal && nread == 0) 2696 if (selection_wait == Sel_normal
2697 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2537 { 2698 {
2538 /* 2699 /*
2539 * pass through again trying CUT_BUFFER0 if we've come from 2700 * pass through again trying CUT_BUFFER0 if we've come from
2540 * XConvertSelection() but nothing was presented 2701 * XConvertSelection () but nothing was presented
2541 */ 2702 */
2542 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2543 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2703 selection_paste (display->root, XA_CUT_BUFFER0, False);
2544 } 2704 }
2545 2705
2546 nread = -1; /* discount any previous stuff */ 2706 goto bailout;
2547 break;
2548 }
2549
2550 nread += ct.nitems;
2551 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2552 &dummy_count) == Success && cl)
2553 { 2707 }
2554 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2708 }
2709 else if (selection_wait == Sel_incr)
2710 {
2711 incr_ev.start (NOW + 10);
2712
2713 while (incr_buf_fill + ct.nitems > incr_buf_size)
2714 {
2715 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2716 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2717 }
2718
2719 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2720 incr_buf_fill += ct.nitems;
2721
2722 goto bailout;
2723 }
2724
2725 char **cl;
2726 int cr;
2727
2728#if ENABLE_FRILLS
2729 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2730 // so recode it manually
2731 if (ct.encoding == xa[XA_UTF8_STRING])
2732 {
2733 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2734 char *s = rxvt_wcstombs (w);
2735 free (w);
2736 // TODO: strlen == only the first element will be converted. well...
2737 paste (s, strlen (s));
2738 free (s);
2739 }
2740 else
2741#endif
2742 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2743 && cl)
2744 {
2745 for (int i = 0; i < cr; i++)
2746 paste (cl[i], strlen (cl[i]));
2747
2555 XFreeStringList (cl); 2748 XFreeStringList (cl);
2556 } 2749 }
2557 else 2750 else
2558 R->paste (ct.value, ct.nitems); 2751 paste ((char *)ct.value, ct.nitems); // paste raw
2559 2752
2560 if (bytes_after == 0) 2753bailout:
2561 break;
2562
2563 XFree (ct.value);
2564 }
2565
2566 if (ct.value)
2567 XFree (ct.value); 2754 XFree (ct.value);
2568 2755
2569 if (R->selection_wait == Sel_normal) 2756 if (selection_wait == Sel_normal)
2570 R->selection_wait = Sel_none; 2757 selection_wait = Sel_none;
2571
2572 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2573 return (int)nread;
2574} 2758}
2575 2759
2576void 2760void
2577rxvt_term::incr_cb (time_watcher &w) 2761rxvt_term::incr_cb (time_watcher &w)
2578{ 2762{
2579 w.stop ();
2580 selection_wait = Sel_none; 2763 selection_wait = Sel_none;
2581 2764
2765 incr_buf_size = 0;
2766 free (incr_buf);
2767
2582 rxvt_print_error("data loss: timeout on INCR selection paste"); 2768 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2583} 2769}
2584 2770
2585/*
2586 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2587 */
2588/* EXTPROTO */
2589void 2771void
2590rxvt_selection_property(pR_ Window win, Atom prop) 2772rxvt_term::selection_property (Window win, Atom prop)
2591{ 2773{
2592 int reget_time = 0; 2774 if (prop == None || selection_wait != Sel_incr)
2593
2594 if (prop == None)
2595 return; 2775 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 2776
2603 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2777 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} 2778}
2779
2630/* ------------------------------------------------------------------------- */ 2780/* ------------------------------------------------------------------------- */
2631/* 2781/*
2632 * Request the current selection: 2782 * Request the current selection:
2633 * Order: > internal selection if available 2783 * Order: > internal selection if available
2634 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2784 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2635 * > CUT_BUFFER0 2785 * > CUT_BUFFER0
2636 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2786 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2637 * will auto fallback to CUT_BUFFER0 2787 * will auto fallback to CUT_BUFFER0
2638 * EXT: button 2 release 2788 * EXT: button 2 release
2639 */ 2789 */
2640/* EXTPROTO */
2641void 2790void
2642rxvt_selection_request(pR_ Time tm, int x, int y) 2791rxvt_term::selection_request (Time tm, int x, int y)
2643{ 2792{
2644 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y));
2645 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2793 if (x < 0 || x >= width || y < 0 || y >= height)
2646 return; /* outside window */ 2794 return; /* outside window */
2647 2795
2648 if (R->selection.text != NULL) { /* internal selection */ 2796 if (selection.text)
2649 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2797 { /* internal selection */
2650 R->paste (R->selection.text, R->selection.len); 2798 char *str = rxvt_wcstombs (selection.text, selection.len);
2799 paste (str, strlen (str));
2800 free (str);
2651 return; 2801 return;
2652 } else { 2802 }
2653 int i; 2803 else
2804 {
2805 int i;
2654 2806
2655 R->selection_request_time = tm; 2807 selection_request_time = tm;
2656 R->selection_wait = Sel_normal; 2808 selection_wait = Sel_normal;
2809
2657 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2810 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2811 {
2812#if X_HAVE_UTF8_STRING
2813 selection_type = Sel_UTF8String;
2814 if (selection_request_other (xa[XA_UTF8_STRING], i))
2815 return;
2816#else
2658 R->selection_type = Sel_CompoundText; 2817 selection_type = Sel_CompoundText;
2659 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2818 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2660 return; 2819 return;
2820#endif
2661 } 2821 }
2662 } 2822 }
2823
2663 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2824 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); 2825 selection_paste (display->root, XA_CUT_BUFFER0, false);
2666} 2826}
2667 2827
2668/* INTPROTO */
2669int 2828int
2670rxvt_selection_request_other(pR_ Atom target, int selnum) 2829rxvt_term::selection_request_other (Atom target, int selnum)
2671{ 2830{
2672 Atom sel; 2831 Atom sel;
2673#ifdef DEBUG_SELECT
2674 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2675#endif
2676 2832
2677 R->selection_type |= selnum; 2833 selection_type |= selnum;
2834
2678 if (selnum == Sel_Primary) 2835 if (selnum == Sel_Primary)
2679 sel = XA_PRIMARY; 2836 sel = XA_PRIMARY;
2680 else if (selnum == Sel_Secondary) 2837 else if (selnum == Sel_Secondary)
2681 sel = XA_SECONDARY; 2838 sel = XA_SECONDARY;
2682 else 2839 else
2683 sel = R->xa[XA_CLIPBOARD]; 2840 sel = xa[XA_CLIPBOARD];
2841
2684 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2842 if (XGetSelectionOwner (display->display, sel) != None)
2685 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2843 {
2686 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2844 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2687 R->TermWin.vt, R->selection_request_time); 2845 vt, selection_request_time);
2688 return 1; 2846 return 1;
2689 } 2847 }
2848
2690 return 0; 2849 return 0;
2691} 2850}
2692 2851
2693/* ------------------------------------------------------------------------- */ 2852/* ------------------------------------------------------------------------- */
2694/* 2853/*
2695 * Clear all selected text 2854 * Clear all selected text
2696 * EXT: SelectionClear 2855 * EXT: SelectionClear
2697 */ 2856 */
2698/* EXTPROTO */
2699void 2857void
2700rxvt_selection_clear(pR) 2858rxvt_term::selection_clear ()
2701{ 2859{
2702 D_SELECT((stderr, "rxvt_selection_clear()"));
2703
2704 R->want_refresh = 1; 2860 want_refresh = 1;
2705 if (R->selection.text)
2706 free(R->selection.text); 2861 free (selection.text);
2707 R->selection.text = NULL; 2862 selection.text = NULL;
2708 R->selection.len = 0; 2863 selection.len = 0;
2709 CLEAR_SELECTION(R); 2864 CLEAR_SELECTION ();
2865
2866 if (display->selection_owner == this)
2867 display->selection_owner = 0;
2710} 2868}
2711 2869
2712/* ------------------------------------------------------------------------- */ 2870/* ------------------------------------------------------------------------- */
2713/* 2871/*
2714 * Copy a selection into the cut buffer 2872 * Copy a selection into the cut buffer
2715 * EXT: button 1 or 3 release 2873 * EXT: button 1 or 3 release
2716 */ 2874 */
2717/* EXTPROTO */
2718void 2875void
2719rxvt_selection_make(pR_ Time tm) 2876rxvt_term::selection_make (Time tm)
2720{ 2877{
2721 int i, col, end_col, row, end_row; 2878 int i;
2722 unsigned char *new_selection_text; 2879 wchar_t *new_selection_text;
2723 char *str; 2880 text_t *t;
2724 text_t *t;
2725#ifdef ACS_ASCII
2726 rend_t *re;
2727#endif
2728 2881
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) { 2882 switch (selection.op)
2883 {
2731 case SELECTION_CONT: 2884 case SELECTION_CONT:
2732 break; 2885 break;
2733 case SELECTION_INIT: 2886 case SELECTION_INIT:
2734 CLEAR_SELECTION(R); 2887 CLEAR_SELECTION ();
2735 /* FALLTHROUGH */ 2888 /* FALLTHROUGH */
2736 case SELECTION_BEGIN: 2889 case SELECTION_BEGIN:
2737 R->selection.op = SELECTION_DONE; 2890 selection.op = SELECTION_DONE;
2738 /* FALLTHROUGH */ 2891 /* FALLTHROUGH */
2739 default: 2892 default:
2740 return; 2893 return;
2741 } 2894 }
2895
2742 R->selection.op = SELECTION_DONE; 2896 selection.op = SELECTION_DONE;
2743 2897
2744 if (R->selection.clicks == 4) 2898 if (selection.clicks == 4)
2745 return; /* nothing selected, go away */ 2899 return; /* nothing selected, go away */
2746 2900
2901 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2902 return;
2903
2747 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2904 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2748 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2905 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2749 2906
2750 new_selection_text = (unsigned char *)str; 2907 int ofs = 0;
2908 int extra = 0;
2751 2909
2752 col = R->selection.beg.col; 2910 int col = selection.beg.col;
2753 MAX_IT(col, 0); 2911 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 2912
2913 int end_col;
2914
2757 for (; row <= end_row; row++, col = 0) 2915 for (; row <= selection.end.row; row++, col = 0)
2916 {
2917#if ENABLE_FRILLS
2918 if (selection.rect)
2758 { 2919 {
2759 t = &(R->screen.text[row][col]); 2920 col = selection.beg.col;
2760
2761 end_col = R->screen.tlen[row];
2762
2763 if (end_col == -1)
2764 end_col = R->TermWin.ncol; 2921 end_col = ncol + 1;
2922 }
2923 else
2924#endif
2925 end_col = ROW(row).l;
2765 2926
2927 col = max (col, 0);
2928
2766 if (row == end_row) 2929 if (row == selection.end.row
2930#if ENABLE_FRILLS
2931 || selection.rect
2932#endif
2933 )
2767 MIN_IT (end_col, R->selection.end.col); 2934 min_it (end_col, selection.end.col);
2768 2935
2936 t = ROW(row).t + col;
2937
2769 for (; col < end_col; col++) 2938 for (; col < end_col; col++)
2939 {
2770 if (*t == NOCHAR) 2940 if (*t == NOCHAR)
2771 t++; 2941 t++;
2942#if ENABLE_COMBINING
2943 else if (IS_COMPOSE (*t))
2944 {
2945 int len = rxvt_composite.expand (*t, 0);
2946
2947 extra -= (len - 1);
2948
2949 if (extra < 0)
2950 {
2951 extra += i;
2952 i += i;
2953 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
2954 }
2955
2956 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2957 }
2958#endif
2772 else 2959 else
2773 { 2960 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 } 2961 }
2782 2962
2783#ifndef NO_OLD_SELECTION 2963#if ENABLE_FRILLS
2784 if (R->selection_style == OLD_SELECT) 2964 if (selection.rect)
2785 if (end_col == R->TermWin.ncol) 2965 {
2786 *str++ = '\n'; 2966 while (ofs
2967 && new_selection_text[ofs - 1] != C0_LF
2968 && unicode::is_space (new_selection_text[ofs - 1]))
2969 --ofs;
2970
2971 new_selection_text[ofs++] = C0_LF;
2972 }
2973 else
2787#endif 2974#endif
2788#ifndef NO_NEW_SELECTION 2975 if (!ROW(row).is_longer () && row != selection.end.row)
2789 if (R->selection_style != OLD_SELECT) 2976 new_selection_text[ofs++] = C0_LF;
2977 }
2978
2790 if (end_col != R->selection.end.col) 2979 if (end_col != selection.end.col)
2791 *str++ = '\n'; 2980 new_selection_text[ofs++] = C0_LF;
2792#endif
2793 *str = '\0';
2794 2981
2795 i = str - (char *)new_selection_text; 2982 new_selection_text[ofs] = 0;
2983
2796 if (i == 0) 2984 if (ofs == 0)
2797 { 2985 {
2798 free (new_selection_text); 2986 free (new_selection_text);
2799 return; 2987 return;
2800 } 2988 }
2801 2989
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); 2990 free (selection.text);
2809 2991
2810 R->selection.text = new_selection_text; 2992 // we usually allocate much more than necessary, so realloc it smaller again
2993 selection.len = ofs;
2994 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2811 2995
2812 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2996 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2813 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2997 return;
2814 rxvt_print_error("can't get primary selection"); 2998
2815 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2999 selection_grab (tm);
2816 PropModeReplace, R->selection.text, (int)R->selection.len); 3000}
3001
3002bool
3003rxvt_term::selection_grab (Time tm)
3004{
2817 R->selection_time = tm; 3005 selection_time = tm;
2818 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3006
3007 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
3008 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
3009 {
3010 display->set_selection_owner (this);
3011 return true;
3012 }
3013 else
3014 return false;
3015
3016#if 0
3017 XTextProperty ct;
3018
3019 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
3020 {
3021 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3022 XFree (ct.value);
3023 }
3024#endif
2819} 3025}
2820 3026
2821/* ------------------------------------------------------------------------- */ 3027/* ------------------------------------------------------------------------- */
2822/* 3028/*
2823 * Mark or select text based upon number of clicks: 1, 2, or 3 3029 * Mark or select text based upon number of clicks: 1, 2, or 3
2824 * EXT: button 1 press 3030 * EXT: button 1 press
2825 */ 3031 */
2826void 3032void
2827rxvt_term::selection_click (int clicks, int x, int y) 3033rxvt_term::selection_click (int clicks, int x, int y)
2828{ 3034{
2829 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2830
2831 clicks = ((clicks - 1) % 3) + 1; 3035 clicks = ((clicks - 1) % 3) + 1;
2832 selection.clicks = clicks; /* save clicks so extend will work */ 3036 selection.clicks = clicks; /* save clicks so extend will work */
2833 3037
2834 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 3038 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2835 3039
2836 if (clicks == 2 || clicks == 3) 3040 if (clicks == 2 || clicks == 3)
2837 rxvt_selection_extend_colrow (this, selection.mark.col, 3041 selection_extend_colrow (selection.mark.col,
2838 selection.mark.row + TermWin.view_start, 3042 selection.mark.row + view_start,
2839 0, /* button 3 */ 3043 0, /* button 3 */
2840 1, /* button press */ 3044 1, /* button press */
2841 0); /* click change */ 3045 0); /* click change */
2842} 3046}
2843 3047
2844/* ------------------------------------------------------------------------- */ 3048/* ------------------------------------------------------------------------- */
2845/* 3049/*
2846 * Mark a selection at the specified col/row 3050 * Mark a selection at the specified col/row
2847 */ 3051 */
2848/* INTPROTO */
2849void 3052void
2850rxvt_selection_start_colrow(pR_ int col, int row) 3053rxvt_term::selection_start_colrow (int col, int row)
2851{ 3054{
2852 R->want_refresh = 1; 3055 want_refresh = 1;
3056
3057 selection.mark.row = row - view_start;
2853 R->selection.mark.col = col; 3058 selection.mark.col = col;
2854 R->selection.mark.row = row - R->TermWin.view_start; 3059
2855 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3060 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1);
2856 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3061 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3062
3063 while (selection.mark.col > 0
3064 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2857 MAX_IT(R->selection.mark.col, 0); 3065 --selection.mark.col;
2858 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1); 3066
2859 3067 if (selection.op)
2860 if (R->selection.op) { /* clear the old selection */ 3068 { /* clear the old selection */
2861 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3069 selection.beg.row = selection.end.row = selection.mark.row;
2862 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3070 selection.beg.col = selection.end.col = selection.mark.col;
2863 } 3071 }
3072
2864 R->selection.op = SELECTION_INIT; 3073 selection.op = SELECTION_INIT;
2865 R->selection.screen = R->current_screen; 3074 selection.screen = current_screen;
2866} 3075}
2867 3076
2868/* ------------------------------------------------------------------------- */ 3077/* ------------------------------------------------------------------------- */
2869/* 3078/*
2870 * Word select: select text for 2 clicks 3079 * Word select: select text for 2 clicks
2871 * We now only find out the boundary in one direction 3080 * We now only find out the boundary in one direction
2872 */ 3081 */
2873 3082
2874/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3083/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2875#define DELIMIT_TEXT(x) \ 3084#define DELIMIT_TEXT(x) \
2876 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3085 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2877#define DELIMIT_REND(x) 1 3086#define DELIMIT_REND(x) 1
2878 3087
2879/* INTPROTO */
2880void 3088void
2881rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3089rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret)
2882{ 3090{
2883 int col, row, dirnadd, tcol, trow, w1, w2; 3091 int col, row, dirnadd, tcol, trow, w1, w2;
2884 row_col_t bound; 3092 row_col_t bound;
2885 text_t *stp; 3093 text_t *stp;
2886 rend_t *srp; 3094 rend_t *srp;
2887 3095
2888 if (dirn == UP) { 3096 if (dirn == UP)
2889 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3097 {
3098 bound.row = - nsaved - 1;
2890 bound.col = 0; 3099 bound.col = 0;
2891 dirnadd = -1; 3100 dirnadd = -1;
2892 } else { 3101 }
2893 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3102 else
3103 {
3104 bound.row = nrow;
2894 bound.col = R->TermWin.ncol - 1; 3105 bound.col = ncol - 1;
2895 dirnadd = 1; 3106 dirnadd = 1;
2896 } 3107 }
2897 row = mark->row + R->TermWin.saveLines; 3108
3109 row = mark->row;
2898 col = mark->col; 3110 col = max (mark->col, 0);
2899 MAX_IT(col, 0); 3111
2900/* find the edge of a word */ 3112 /* find the edge of a word */
2901 stp = &(R->screen.text[row][col]); 3113 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2902 w1 = DELIMIT_TEXT(*stp); 3114 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2903 3115
2904 if (R->selection_style != NEW_SELECT) { 3116 for (;;)
2905 if (w1 == 1) { 3117 {
3118 for (; col != bound.col; col += dirnadd)
3119 {
2906 stp += dirnadd; 3120 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; 3121 srp += dirnadd;
3122
3123 if (*stp == NOCHAR)
3124 continue;
3125
2919 if (DELIMIT_TEXT(*stp) != w1) 3126 if (DELIMIT_TEXT (*stp) != w1)
3127 break;
3128 if (DELIMIT_REND (*srp) != w2)
3129 break;
3130 }
3131
3132 if ((col == bound.col) && (row != bound.row))
3133 {
3134 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3135 {
3136 trow = row + dirnadd;
3137 tcol = dirn == UP ? ncol - 1 : 0;
3138
3139 if (!ROW(trow).t)
2920 break; 3140 break;
2921 srp += dirnadd; 3141
2922 if (DELIMIT_REND(*srp) != w2) 3142 stp = ROW(trow).t + tcol;
3143 srp = ROW(trow).r + tcol;
3144
3145 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2923 break; 3146 break;
2924 } 3147
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; 3148 row = trow;
2936 col = tcol; 3149 col = tcol;
2937 continue; 3150 continue;
2938 } 3151 }
2939 } 3152 }
2940 break; 3153 break;
2941 } 3154 }
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 3155
2945 if (dirn == DN) 3156 if (dirn == DN)
2946 col++; /* put us on one past the end */ 3157 col++; /* put us on one past the end */
2947 3158
2948/* Poke the values back in */ 3159 /* Poke the values back in */
2949 ret->row = row - R->TermWin.saveLines; 3160 ret->row = row;
2950 ret->col = col; 3161 ret->col = col;
2951} 3162}
2952 3163
2953/* ------------------------------------------------------------------------- */ 3164/* ------------------------------------------------------------------------- */
2954/* 3165/*
2955 * Extend the selection to the specified x/y pixel location 3166 * Extend the selection to the specified x/y pixel location
… …
2959 * flag == 2 ==> button 3 motion 3170 * flag == 2 ==> button 3 motion
2960 */ 3171 */
2961void 3172void
2962rxvt_term::selection_extend (int x, int y, int flag) 3173rxvt_term::selection_extend (int x, int y, int flag)
2963{ 3174{
2964 int col, row; 3175 int col = clamp (Pixel2Col (x), 0, ncol);
3176 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2965 3177
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 /* 3178 /*
2975 * If we're selecting characters (single click) then we must check first 3179 * 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 3180 * 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 3181 * 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. 3182 * be _past_ a character for it to be selected.
2979 */ 3183 */
2980 if (selection_style != OLD_SELECT)
2981 {
2982 if (((selection.clicks % 3) == 1) && !flag 3184 if (((selection.clicks % 3) == 1) && !flag
2983 && (col == selection.mark.col 3185 && (col == selection.mark.col
2984 && (row == selection.mark.row + TermWin.view_start))) 3186 && (row == selection.mark.row + view_start)))
2985 { 3187 {
2986 /* select nothing */ 3188 /* select nothing */
2987 selection.beg.row = selection.end.row = 0; 3189 selection.beg.row = selection.end.row = 0;
2988 selection.beg.col = selection.end.col = 0; 3190 selection.beg.col = selection.end.col = 0;
2989 selection.clicks = 4; 3191 selection.clicks = 4;
2990 want_refresh = 1; 3192 want_refresh = 1;
2991 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2992 return; 3193 return;
2993 }
2994 } 3194 }
2995#endif 3195
2996 if (selection.clicks == 4) 3196 if (selection.clicks == 4)
2997 selection.clicks = 1; 3197 selection.clicks = 1;
2998 3198
2999 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3199 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3000 flag == 1 ? 1 : 0, /* ? button press */ 3200 flag == 1 ? 1 : 0, /* ? button press */
3001 0); /* no click change */ 3201 0); /* no click change */
3002} 3202}
3003 3203
3004/* ------------------------------------------------------------------------- */ 3204/* ------------------------------------------------------------------------- */
3005/* 3205/*
3006 * Extend the selection to the specified col/row 3206 * Extend the selection to the specified col/row
3007 */ 3207 */
3008/* INTPROTO */
3009void 3208void
3010rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3209rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)
3011{ 3210{
3012 int16_t ncol = R->TermWin.ncol;
3013 int end_col;
3014 row_col_t pos; 3211 row_col_t pos;
3015 enum { 3212 enum {
3016 LEFT, RIGHT 3213 LEFT, RIGHT
3017 } closeto = RIGHT; 3214 } closeto = RIGHT;
3018 3215
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; 3216 want_refresh = 1;
3217
3023 switch (R->selection.op) { 3218 switch (selection.op)
3219 {
3024 case SELECTION_INIT: 3220 case SELECTION_INIT:
3025 CLEAR_SELECTION(R); 3221 CLEAR_SELECTION ();
3026 R->selection.op = SELECTION_BEGIN; 3222 selection.op = SELECTION_BEGIN;
3027 /* FALLTHROUGH */ 3223 /* FALLTHROUGH */
3028 case SELECTION_BEGIN: 3224 case SELECTION_BEGIN:
3029 if (row != R->selection.mark.row || col != R->selection.mark.col 3225 if (row != selection.mark.row || col != selection.mark.col
3030 || (!button3 && buttonpress)) 3226 || (!button3 && buttonpress))
3031 R->selection.op = SELECTION_CONT; 3227 selection.op = SELECTION_CONT;
3032 break; 3228 break;
3033 case SELECTION_DONE: 3229 case SELECTION_DONE:
3034 R->selection.op = SELECTION_CONT; 3230 selection.op = SELECTION_CONT;
3035 /* FALLTHROUGH */ 3231 /* FALLTHROUGH */
3036 case SELECTION_CONT: 3232 case SELECTION_CONT:
3037 break; 3233 break;
3038 case SELECTION_CLEAR: 3234 case SELECTION_CLEAR:
3039 rxvt_selection_start_colrow(aR_ col, row); 3235 selection_start_colrow (col, row);
3040 /* FALLTHROUGH */ 3236 /* FALLTHROUGH */
3041 default: 3237 default:
3042 return; 3238 return;
3043 } 3239 }
3240
3044 if (R->selection.beg.col == R->selection.end.col 3241 if (selection.beg.col == selection.end.col
3045 && R->selection.beg.col != R->selection.mark.col 3242 && selection.beg.col != selection.mark.col
3046 && R->selection.beg.row == R->selection.end.row 3243 && selection.beg.row == selection.end.row
3047 && R->selection.beg.row != R->selection.mark.row) { 3244 && selection.beg.row != selection.mark.row)
3245 {
3048 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3246 selection.beg.col = selection.end.col = selection.mark.col;
3049 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3247 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 } 3248 }
3052 3249
3053 pos.col = col; 3250 pos.col = col;
3054 pos.row = row; 3251 pos.row = row - view_start;
3055 3252
3056 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3253 /*
3057 3254 * This is mainly xterm style selection with a couple of differences, mainly
3058#ifndef NO_OLD_SELECTION 3255 * in the way button3 drag extension works.
3059/* 3256 * 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. 3257 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3061 * There are no ``selection modes'', button3 is always character extension. 3258 * is always at the left/right edge of the selection.
3062 * Note: button3 drag is always available, c.f. v2.20 3259 * b) button3 press: extend/contract character/word/line at whichever edge of
3063 * Selection always terminates (left or right as appropriate) at the mark. 3260 * the selection we are closest to.
3261 * c) button3 drag : extend/contract character/word/line - we select around
3262 * a point/word/line which is either the start or end of the selection
3263 * and it was decided by whichever point/word/line was `fixed' at the
3264 * time of the most recent button3 press
3064 */ 3265 */
3065 if (R->selection_style == OLD_SELECT) { 3266 if (button3 && buttonpress)
3066 if (R->selection.clicks == 1 || button3) { 3267 { /* button3 press */
3067 if (R->hate_those_clicks) { 3268 /*
3068 R->hate_those_clicks = 0; 3269 * first determine which edge of the selection we are closest to
3069 if (R->selection.clicks == 1) { 3270 */
3070 R->selection.beg.row = R->selection.mark.row; 3271 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3071 R->selection.beg.col = R->selection.mark.col; 3272 || (!ROWCOL_IS_AFTER (pos, selection.end)
3072 } else { 3273 && (((pos.col - selection.beg.col)
3274 + ((pos.row - selection.beg.row) * ncol))
3275 < ((selection.end.col - pos.col)
3276 + ((selection.end.row - pos.row) * ncol)))))
3277 closeto = LEFT;
3278
3279 if (closeto == LEFT)
3280 {
3281 selection.beg.row = pos.row;
3282 selection.beg.col = pos.col;
3283 selection.mark.row = selection.end.row;
3284 selection.mark.col = selection.end.col - (selection.clicks == 2);
3285 }
3286 else
3287 {
3288 selection.end.row = pos.row;
3289 selection.end.col = pos.col;
3073 R->selection.mark.row = R->selection.beg.row; 3290 selection.mark.row = selection.beg.row;
3074 R->selection.mark.col = R->selection.beg.col; 3291 selection.mark.col = selection.beg.col;
3292 }
3293 }
3294 else
3295 { /* button1 drag or button3 drag */
3296 if (ROWCOL_IS_AFTER (selection.mark, pos))
3297 {
3298 if (selection.mark.row == selection.end.row
3299 && selection.mark.col == selection.end.col
3300 && clickchange
3301 && selection.clicks == 2)
3302 selection.mark.col--;
3303
3304 selection.beg.row = pos.row;
3305 selection.beg.col = pos.col;
3306 selection.end.row = selection.mark.row;
3307 selection.end.col = selection.mark.col + (selection.clicks == 2);
3308 }
3309 else
3310 {
3311 selection.beg.row = selection.mark.row;
3312 selection.beg.col = selection.mark.col;
3313 selection.end.row = pos.row;
3314 selection.end.col = pos.col;
3315 }
3316 }
3317
3318 if (selection.clicks == 1)
3319 {
3320 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3321 && !ROW(selection.beg.row).is_longer ()
3322#if ENABLE_FRILLS
3323 && !selection.rect
3324#endif
3325 )
3326 selection.beg.col = ncol;
3327
3328 if (
3329 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3330 && !ROW(selection.end.row).is_longer ()
3331#if ENABLE_FRILLS
3332 && !selection.rect
3333#endif
3334 )
3335 selection.end.col = ncol;
3336 }
3337 else if (selection.clicks == 2)
3338 {
3339 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3340 selection.end.col--;
3341
3342 if (!HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3343 {
3344 selection_delimit_word (UP, &selection.beg, &selection.beg);
3345 selection_delimit_word (DN, &selection.end, &selection.end);
3346 }
3347 }
3348 else if (selection.clicks == 3)
3349 {
3350#if ENABLE_FRILLS
3351 if (OPTION (Opt_tripleclickwords))
3352 {
3353 selection_delimit_word (UP, &selection.beg, &selection.beg);
3354
3355 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3356 {
3357 if (!ROW(end_row).is_longer ())
3358 {
3359 selection.end.row = end_row;
3360 selection.end.col = ROW(end_row).l;
3361 selection_remove_trailing_spaces ();
3362 break;
3075 } 3363 }
3076 } 3364 }
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 } 3365 }
3088 } else if (R->selection.clicks == 2) { 3366 else
3089 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3367#endif
3090 &(R->selection.beg)); 3368 {
3091 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3369 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3092 &(R->selection.end)); 3370 selection.mark.col++;
3093 R->hate_those_clicks = 1; 3371
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; 3372 selection.beg.col = 0;
3097 R->selection.end.col = ncol; 3373 selection.end.col = ncol;
3098 R->hate_those_clicks = 1; 3374
3099 } 3375 // 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)); 3376 while (selection.beg.row > -saveLines
3101 return; 3377 && ROW(selection.beg.row - 1).is_longer ())
3102 } 3378 selection.beg.row--;
3103#endif /* ! NO_OLD_SELECTION */ 3379
3104#ifndef NO_NEW_SELECTION 3380 while (selection.end.row < nrow
3105/* selection_style must not be OLD_SELECT to get here */ 3381 && ROW(selection.end.row).is_longer ())
3106/* 3382 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 /* 3383 }
3121 * first determine which edge of the selection we are closest to 3384 }
3122 */ 3385
3123 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3386 if (button3 && buttonpress)
3124 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3387 { /* mark may need to be changed */
3125 && (((pos.col - R->selection.beg.col)
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) { 3388 if (closeto == LEFT)
3131 R->selection.beg.row = pos.row; 3389 {
3132 R->selection.beg.col = pos.col;
3133 R->selection.mark.row = R->selection.end.row; 3390 selection.mark.row = selection.end.row;
3134 R->selection.mark.col = R->selection.end.col 3391 selection.mark.col = selection.end.col - (selection.clicks == 2);
3135 - (R->selection.clicks == 2); 3392 }
3136 } else { 3393 else
3137 R->selection.end.row = pos.row; 3394 {
3138 R->selection.end.col = pos.col;
3139 R->selection.mark.row = R->selection.beg.row; 3395 selection.mark.row = selection.beg.row;
3140 R->selection.mark.col = R->selection.beg.col; 3396 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 { 3397 }
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 } 3398 }
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 3399
3226#ifndef NO_FRILLS 3400#if ENABLE_FRILLS
3227/* INTPROTO */ 3401 if (selection.rect && selection.beg.col > selection.end.col)
3402 ::swap (selection.beg.col, selection.end.col);
3403#endif
3404}
3405
3406#if ENABLE_FRILLS
3228void 3407void
3229rxvt_selection_remove_trailing_spaces(pR) 3408rxvt_term::selection_remove_trailing_spaces ()
3230{ 3409{
3231 int32_t end_col, end_row; 3410 int32_t end_col, end_row;
3232 text_t *stp; 3411 text_t *stp;
3233 3412
3234 end_col = R->selection.end.col; 3413 end_col = selection.end.col;
3235 end_row = R->selection.end.row; 3414 end_row = selection.end.row;
3415
3236 for ( ; end_row >= R->selection.beg.row; ) { 3416 for (; end_row >= selection.beg.row; )
3237 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3417 {
3418 stp = ROW(end_row).t;
3419
3238 while (--end_col >= 0) { 3420 while (--end_col >= 0)
3239 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3240 break;
3241 } 3421 {
3242 if (end_col >= 0 3422 if (stp[end_col] != NOCHAR
3243 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3423 && !unicode::is_space (stp[end_col]))
3244 R->selection.end.col = end_col + 1;
3245 R->selection.end.row = end_row;
3246 break; 3424 break;
3247 } 3425 }
3426
3427 if (end_col >= 0
3428 || !ROW(end_row - 1).is_longer ())
3429 {
3430 selection.end.col = end_col + 1;
3431 selection.end.row = end_row;
3432 break;
3433 }
3434
3248 end_row--; 3435 end_row--;
3249 end_col = R->TermWin.ncol; 3436 end_col = ncol;
3250 } 3437 }
3438
3251 if (R->selection.mark.row > R->selection.end.row) { 3439 if (selection.mark.row > selection.end.row)
3440 {
3252 R->selection.mark.row = R->selection.end.row; 3441 selection.mark.row = selection.end.row;
3253 R->selection.mark.col = R->selection.end.col; 3442 selection.mark.col = selection.end.col;
3443 }
3254 } else if (R->selection.mark.row == R->selection.end.row 3444 else if (selection.mark.row == selection.end.row
3255 && R->selection.mark.col > R->selection.end.col) 3445 && selection.mark.col > selection.end.col)
3256 R->selection.mark.col = R->selection.end.col; 3446 selection.mark.col = selection.end.col;
3257} 3447}
3258#endif 3448#endif
3259 3449
3260/* ------------------------------------------------------------------------- */ 3450/* ------------------------------------------------------------------------- */
3261/* 3451/*
… …
3264 */ 3454 */
3265void 3455void
3266rxvt_term::selection_rotate (int x, int y) 3456rxvt_term::selection_rotate (int x, int y)
3267{ 3457{
3268 selection.clicks = selection.clicks % 3 + 1; 3458 selection.clicks = selection.clicks % 3 + 1;
3269 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3459 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3270} 3460}
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 3461
3280/* ------------------------------------------------------------------------- */ 3462/* ------------------------------------------------------------------------- */
3281/* 3463/*
3282 * Respond to a request for our current selection 3464 * Respond to a request for our current selection
3283 * EXT: SelectionRequest 3465 * EXT: SelectionRequest
3284 */ 3466 */
3285/* EXTPROTO */
3286void 3467void
3287rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3468rxvt_term::selection_send (const XSelectionRequestEvent &rq)
3288{ 3469{
3289 XSelectionEvent ev; 3470 XSelectionEvent ev;
3290#ifdef USE_XIM 3471 dDisp;
3472
3473 ev.type = SelectionNotify;
3474 ev.property = None;
3475 ev.display = rq.display;
3476 ev.requestor = rq.requestor;
3477 ev.selection = rq.selection;
3478 ev.target = rq.target;
3479 ev.time = rq.time;
3480
3481 if (rq.target == xa[XA_TARGETS])
3482 {
3291 Atom32 target_list[4]; 3483 Atom target_list[6];
3484 Atom *target = target_list;
3485
3486 *target++ = xa[XA_TARGETS];
3487 *target++ = xa[XA_TIMESTAMP];
3488 *target++ = XA_STRING;
3489 *target++ = xa[XA_TEXT];
3490 *target++ = xa[XA_COMPOUND_TEXT];
3491#if X_HAVE_UTF8_STRING
3492 *target++ = xa[XA_UTF8_STRING];
3493#endif
3494
3495 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3496 32, PropModeReplace,
3497 (unsigned char *)target_list, target - target_list);
3498 ev.property = rq.property;
3499 }
3500#if TODO // TODO
3501 else if (rq.target == xa[XA_MULTIPLE])
3502 {
3503 /* TODO: Handle MULTIPLE */
3504 }
3505#endif
3506 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3507 {
3508 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3509 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3510 ev.property = rq.property;
3511 }
3512 else if (rq.target == XA_STRING
3513 || rq.target == xa[XA_TEXT]
3514 || rq.target == xa[XA_COMPOUND_TEXT]
3515 || rq.target == xa[XA_UTF8_STRING]
3516 )
3517 {
3518 XTextProperty ct;
3519 Atom target = rq.target;
3520 short freect = 0;
3521 int selectlen;
3522 wchar_t *cl;
3523 enum {
3524 enc_string = XStringStyle,
3525 enc_text = XStdICCTextStyle,
3526 enc_compound_text = XCompoundTextStyle,
3527#ifdef X_HAVE_UTF8_STRING
3528 enc_utf8 = XUTF8StringStyle,
3292#else 3529#else
3293 Atom32 target_list[3]; 3530 enc_utf8 = -1,
3294#endif 3531#endif
3295 Atom target; 3532 } style;
3296 XTextProperty ct;
3297 XICCEncodingStyle style;
3298 char *cl[2], dummy[1];
3299 3533
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) { 3534 if (target == XA_STRING)
3535 // we actually don't do XA_STRING, but who cares, as i18n clients
3536 // will ask for another format anyways.
3537 style = enc_string;
3538 else if (target == xa[XA_TEXT])
3539 style = enc_text;
3540 else if (target == xa[XA_COMPOUND_TEXT])
3541 style = enc_compound_text;
3542#if ENABLE_FRILLS
3543 else if (target == xa[XA_UTF8_STRING])
3544 style = enc_utf8;
3545#endif
3546 else
3547 {
3337 target = R->xa[XA_COMPOUND_TEXT]; 3548 target = xa[XA_COMPOUND_TEXT];
3338 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3549 style = enc_compound_text;
3339 ? XCompoundTextStyle : XStdICCTextStyle;
3340 } else
3341#endif
3342 { 3550 }
3343 target = XA_STRING; 3551
3344 style = XStringStyle; 3552 if (selection.text)
3345 } 3553 {
3346 if (R->selection.text) {
3347 cl[0] = (char *)R->selection.text; 3554 cl = selection.text;
3348 selectlen = R->selection.len; 3555 selectlen = selection.len;
3556 }
3349 } else { 3557 else
3350 cl[0] = dummy; 3558 {
3351 *dummy = '\0'; 3559 cl = L"";
3352 selectlen = 0; 3560 selectlen = 0;
3561 }
3562
3563#if ENABLE_FRILLS
3564 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3565 // so recode it manually
3566 if (style == enc_utf8)
3353 } 3567 {
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; 3568 freect = 1;
3569 ct.encoding = target;
3570 ct.format = 8;
3571 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3572 ct.nitems = strlen ((char *)ct.value);
3573 }
3358 else 3574 else
3359#endif 3575#endif
3576 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3577 freect = 1;
3578 else
3360 { 3579 {
3580 /* if we failed to convert then send it raw */
3361 ct.value = (unsigned char *)cl[0]; 3581 ct.value = (unsigned char *)cl;
3362 ct.nitems = selectlen; 3582 ct.nitems = selectlen;
3583 ct.encoding = target;
3363 } 3584 }
3585
3364 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3586 XChangeProperty (disp, rq.requestor, rq.property,
3365 target, 8, PropModeReplace, 3587 ct.encoding, 8, PropModeReplace,
3366 ct.value, (int)ct.nitems); 3588 ct.value, (int)ct.nitems);
3367 ev.property = rq->property; 3589 ev.property = rq.property;
3368#ifdef USE_XIM 3590
3369 if (freect) 3591 if (freect)
3370 XFree(ct.value); 3592 XFree (ct.value);
3371#endif
3372 } 3593 }
3594
3373 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3595 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3374} 3596}
3375 3597
3376/* ------------------------------------------------------------------------- * 3598/* ------------------------------------------------------------------------- *
3377 * MOUSE ROUTINES * 3599 * MOUSE ROUTINES *
3378 * ------------------------------------------------------------------------- */ 3600 * ------------------------------------------------------------------------- */
… …
3381 * return col/row values corresponding to x/y pixel values 3603 * return col/row values corresponding to x/y pixel values
3382 */ 3604 */
3383void 3605void
3384rxvt_term::pixel_position (int *x, int *y) 3606rxvt_term::pixel_position (int *x, int *y)
3385{ 3607{
3386 *x = Pixel2Col(*x); 3608 *x = Pixel2Col (*x);
3387 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */ 3609 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3388 *y = Pixel2Row(*y); 3610 *y = Pixel2Row (*y);
3389 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */ 3611 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3390} 3612}
3391 3613
3392/* ------------------------------------------------------------------------- */ 3614/* ------------------------------------------------------------------------- */
3393#ifdef USE_XIM 3615#ifdef USE_XIM
3394void 3616void
3395rxvt_term::set_position (XPoint *pos) 3617rxvt_term::im_set_position (XPoint &pos)
3396{ 3618{
3397 XWindowAttributes xwa; 3619 XWindowAttributes xwa;
3398 3620
3399 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3621 XGetWindowAttributes (display->display, vt, &xwa);
3622
3400 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3623 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3401 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3624 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3402} 3625}
3403
3404#endif 3626#endif
3405/* ------------------------------------------------------------------------- */ 3627
3406 3628#if ENABLE_OVERLAY
3629void
3630rxvt_term::scr_overlay_new (int x, int y, int w, int h)
3631{
3632 if (nrow < 1 || ncol < 1)
3633 return;
3634
3635 want_refresh = 1;
3636
3637 scr_overlay_off ();
3638
3639 if (x < 0) x = ncol - w;
3640 if (y < 0) y = nrow - h;
3641
3642 // make space for border
3643 w += 2; min_it (w, ncol);
3644 h += 2; min_it (h, nrow);
3645
3646 x -= 1; clamp_it (x, 0, ncol - w);
3647 y -= 1; clamp_it (y, 0, nrow - h);
3648
3649 ov_x = x; ov_y = y;
3650 ov_w = w; ov_h = h;
3651
3652 ov_text = new text_t *[h];
3653 ov_rend = new rend_t *[h];
3654
3655 for (y = 0; y < h; y++)
3656 {
3657 text_t *tp = ov_text[y] = new text_t[w];
3658 rend_t *rp = ov_rend[y] = new rend_t[w];
3659
3660 text_t t0, t1, t2;
3661 rend_t r = OVERLAY_RSTYLE;
3662
3663 if (y == 0)
3664 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3665 else if (y < h - 1)
3666 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3667 else
3668 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3669
3670 *tp++ = t0;
3671 *rp++ = r;
3672
3673 for (x = w - 2; x > 0; --x)
3674 {
3675 *tp++ = t1;
3676 *rp++ = r;
3677 }
3678
3679 *tp = t2;
3680 *rp = r;
3681 }
3682}
3683
3684void
3685rxvt_term::scr_overlay_off ()
3686{
3687 if (!ov_text)
3688 return;
3689
3690 want_refresh = 1;
3691
3692 for (int y = 0; y < ov_h; y++)
3693 {
3694 delete [] ov_text[y];
3695 delete [] ov_rend[y];
3696 }
3697
3698 delete [] ov_text; ov_text = 0;
3699 delete [] ov_rend; ov_rend = 0;
3700}
3701
3702void
3703rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend)
3704{
3705 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3706 return;
3707
3708 x++, y++;
3709
3710 ov_text[y][x] = text;
3711 ov_rend[y][x] = rend;
3712}
3713
3714void
3715rxvt_term::scr_overlay_set (int x, int y, const char *s)
3716{
3717 while (*s)
3718 scr_overlay_set (x++, y, *s++);
3719}
3720
3721void
3722rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s)
3723{
3724 while (*s)
3725 {
3726 text_t t = *s++;
3727 int width = wcwidth (t);
3728
3729 while (width--)
3730 {
3731 scr_overlay_set (x++, y, t);
3732 t = NOCHAR;
3733 }
3734 }
3735}
3736
3737void
3738rxvt_term::scr_swap_overlay ()
3739{
3740 if (!ov_text)
3741 return;
3742
3743 // swap screen mem with overlay
3744 for (int y = ov_h; y--; )
3745 {
3746 text_t *t1 = ov_text[y];
3747 rend_t *r1 = ov_rend[y];
3748
3749 text_t *t2 = ROW(y + ov_y - view_start).t + ov_x;
3750 rend_t *r2 = ROW(y + ov_y - view_start).r + ov_x;
3751
3752 for (int x = ov_w; x--; )
3753 {
3754 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3755 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3756 }
3757 }
3758}
3759
3760#endif
3407/* ------------------------------------------------------------------------- * 3761/* ------------------------------------------------------------------------- */
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 3762
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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