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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.15 by pcg, Fri Jan 16 16:34:56 2004 UTC vs.
Revision 1.429 by root, Sun Jan 13 20:11:21 2013 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.15 2004/01/16 16:34:56 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
36#include "salloc.C" // HACK!! 33static inline void
37
38inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
39{ 35{
40 while (len--) 36 while (len--)
41 *start++ = value; 37 *start++ = value;
42} 38}
43 39
44/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384
46#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
47 42
48/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 46#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 47 if (option (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 48 view_start = 0
54#define CLEAR_SELECTION(R) \ 49#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 50 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 51 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 52#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 54 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
61 56
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 57#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 58 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 59#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 60 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 62 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 63#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 64 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 66 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 68 (((A) == (C)) && ((B) <= (D)))
74 69
75/* these must be row_col_t */ 70/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 71#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 72 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 73#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 74 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 75#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 77#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 83
89/* 84/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 85 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 86 */
94#define drawBuffer TermWin.vt
95
96#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \
98 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \
99 Row2Pixel(row), (unsigned int)TermWin.width, \
100 (unsigned int)Height2Pixel(num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 87#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 88 if (mapped) \
104 XClearArea (Xdisplay, drawBuffer, x, y, \ 89 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel(num), \ 90 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 91 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \
110 TermWin.int_bwidth, Row2Pixel(row), \
111 (unsigned int)TermWin.width, \
112 (unsigned int)Height2Pixel(num))
113 92
114/* ------------------------------------------------------------------------- * 93/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 94 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 95 * ------------------------------------------------------------------------- */
96
117/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
118void 98void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 99rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 100{
121 efs &= ~RS_baseattrMask; 101 if (!l.valid ())
102 {
103 l.alloc ();
104 col = 0;
105 width = ncol;
106 }
107
108 l.touch ();
109
110 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 111 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
112
113 text_t *et = l.t + col;
114 rend_t *er = l.r + col;
123 115
124 while (width--) 116 while (width--)
125 { 117 {
126 *et++ = ' '; 118 *et++ = ' ';
127 *er++ = efs; 119 *er++ = efs;
… …
129} 121}
130 122
131/* ------------------------------------------------------------------------- */ 123/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 124/* Fill a full line with blanks - make sure it is allocated first */
133void 125void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 126rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 127{
136#ifdef DEBUG_STRICT 128 scr_blank_line (l, 0, ncol, efs);
137 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 129
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 130 l.l = 0;
131 l.f = 0;
132}
133
134// nuke a single wide character at the given column
135void
136rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
137{
138 // find begin
139 while (col > 0 && l.t[col] == NOCHAR)
140 col--;
141
142 rend_t rend = l.r[col] & ~RS_baseattrMask;
143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
144
145 l.touch ();
146
147 // found start, nuke
148 do {
149 l.t[col] = ' ';
150 l.r[col] = rend;
151 col++;
152 } while (col < ncol && l.t[col] == NOCHAR);
146} 153}
147 154
148/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
158
151void 159void
160rxvt_term::scr_alloc () NOTHROW
161{
162 int tsize = sizeof (text_t) * ncol;
163 int rsize = sizeof (rend_t) * ncol;
164
165 // we assume that rend_t size is a sufficient alignment
166 // factor for text_t and line_t values, and we only
167 // need to adjust tsize.
168 tsize = (tsize + sizeof (rend_t) - 1);
169 tsize -= tsize % sizeof (rend_t);
170
171 int all_rows = total_rows + nrow + nrow;
172
173 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
174 chunk = chunk_alloc (chunk_size, 0);
175
176 char *base = (char *)chunk + sizeof (line_t) * all_rows;
177
178 for (int row = 0; row < all_rows; ++row)
179 {
180 line_t &l = ((line_t *)chunk) [row];
181
182 l.t = (text_t *)base; base += tsize;
183 l.r = (rend_t *)base; base += rsize;
184 l.l = -1;
185 l.f = 0;
186 }
187
188 drawn_buf = (line_t *)chunk;
189 swap_buf = drawn_buf + nrow;
190 row_buf = swap_buf + nrow;
191}
192
193void ecb_cold
152rxvt_term::scr_reset () 194rxvt_term::scr_reset ()
153{ 195{
154 unsigned int ncol, nrow, total_rows, prev_total_rows; 196#if ENABLE_OVERLAY
155 unsigned int p, q; 197 scr_overlay_off ();
156 int k; 198#endif
157 rend_t setrstyle;
158 199
159 D_SCREEN((stderr, "rxvt_scr_reset()"));
160
161 TermWin.view_start = 0; 200 view_start = 0;
162 num_scr = 0; 201 num_scr = 0;
163 202
164 if (TermWin.ncol == 0) 203 if (ncol == 0)
165 TermWin.ncol = 80; 204 ncol = 80;
166 205
167 if (TermWin.nrow == 0) 206 if (nrow == 0)
168 TermWin.nrow = 24; 207 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 208
173 if (ncol == prev_ncol && nrow == prev_nrow) 209 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 210 return;
175 211
212 // we need at least two lines for wrapping to work correctly
213 while (nrow + saveLines < 2)
214 {
215 //TODO//FIXME
216 saveLines++;
217 prev_nrow--;
218 top_row--;
219 }
220
176 want_refresh = 1; 221 want_refresh = 1;
177 222
223 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 224 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 225
181 screen.tscroll = 0; 226 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 227 screen.bscroll = nrow - 1;
183 228
184 if (!talloc) 229 void *prev_chunk = chunk;
185 { 230 size_t prev_chunk_size = chunk_size;
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 231 line_t *prev_drawn_buf = drawn_buf;
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 232 line_t *prev_swap_buf = swap_buf;
188 } 233 line_t *prev_row_buf = row_buf;
189 234
190 if (prev_nrow == 0) 235 int common_col = min (prev_ncol, ncol);
236
237 scr_alloc ();
238
239 if (!prev_row_buf)
191 { 240 {
192 /* 241 /*
193 * first time called so just malloc everything : don't rely on realloc 242 * first time called (or after scr_release) so just malloc everything: don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL
195 */ 243 */
196 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 244 top_row = 0;
197 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 245 term_start = 0;
198 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 246
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t));
203
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
205 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
206 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208
209 for (p = 0; p < nrow; p++)
210 {
211 q = p + TermWin.saveLines;
212 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
214 screen.tlen[q] = swap.tlen[p] = 0;
215 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
216 }
217
218 MEMSET(charsets, 'B', sizeof(charsets)); 247 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 248 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 249 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 250 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 251 screen.charset = 0;
224 current_screen = PRIMARY; 252 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 253 scr_cursor (SAVE);
226 254
227#if NSCREENS 255#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 256 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 257 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 258 swap.charset = 0;
231 current_screen = SECONDARY; 259 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 260 scr_cursor (SAVE);
233 current_screen = PRIMARY; 261 current_screen = PRIMARY;
234#endif 262#endif
235 263
236 selection.text = NULL; 264 selection.text = NULL;
237 selection.len = 0; 265 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 266 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 267 selection.screen = PRIMARY;
240 selection.clicks = 0; 268 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this); 269 selection.clip_text = NULL;
242 rvideo = 0; 270 selection.clip_len = 0;
243 } 271 }
244 else 272 else
245 { 273 {
246 /* 274 /*
247 * add or delete rows as appropriate 275 * add or delete rows as appropriate
248 */ 276 */
249 setrstyle = DEFAULT_RSTYLE;
250 277
251 if (nrow < prev_nrow) 278 for (int row = min (nrow, prev_nrow); row--; )
279 {
280 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
281 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
282
283 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
284 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
285
286 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
287 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
288 swap_buf [row].l = prev_swap_buf [row].l;
252 { 289 }
253 /* delete rows */
254 k = min (TermWin.nscrolled, prev_nrow - nrow);
255 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
256 290
257 for (p = nrow; p < prev_nrow; p++) 291 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
292 int pend = MOD (term_start + top_row , prev_total_rows);
293 int q = total_rows; // rewrapped row
294
295 if (top_row)
296 {
297 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
298 // to come up with a lean and mean algorithm.
299 // TODO: maybe optimise when width didn't change
300
301 row_col_t ocur = screen.cur;
302 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
303
304 do
258 { 305 {
259 q = p + TermWin.saveLines; 306 p = MOD (p - 1, prev_total_rows);
260 if (screen.text[q]) 307 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
308 int plines = 1;
309 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
310
311 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 312 {
262#ifdef DEBUG_STRICT 313 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 314
264#endif 315 plines++;
265 talloc->free (screen.text[q]); 316 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 317 }
268 if (swap.text[p]) 318
319 int qlines = max (0, (llen - 1) / ncol) + 1;
320
321 // drop partial lines completely
322 if (q < qlines)
323 break;
324
325 q -= qlines;
326
327 int lofs = 0;
328 line_t *qline;
329
330 // re-assemble the full line by destination lines
331 for (int qrow = q; qlines--; qrow++)
269 { 332 {
270#ifdef DEBUG_STRICT 333 qline = row_buf + qrow;
271 assert (swap.rend[p]); 334 qline->alloc (); // redundant with next line
272#endif 335 qline->l = ncol;
273 talloc->free (swap.text[p]); 336 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 337
338 int qcol = 0;
339
340 // see below for cursor adjustment rationale
341 if (p == ocur.row)
342 screen.cur.row = q - (total_rows - nrow);
343
344 // fill a single destination line
345 while (lofs < llen && qcol < ncol)
346 {
347 int prow = lofs / prev_ncol;
348 int pcol = lofs % prev_ncol;
349
350 prow = MOD (p + prow, prev_total_rows);
351
352 // we only adjust the cursor _row_ and put it into
353 // the topmost line of "long line" it was in, as
354 // this seems to upset applications/shells/readline
355 // least.
356 if (prow == ocur.row)
357 screen.cur.row = q - (total_rows - nrow);
358
359 line_t &pline = prev_row_buf [prow];
360
361 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
362
363 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
364 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
365
366 lofs += len;
367 qcol += len;
368 }
275 } 369 }
276#ifdef DEBUG_STRICT 370
277 assert (drawn_text[p] && drawn_rend[p]); 371 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 372 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 373 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 374 }
375 while (p != pend && q > 0);
282 376
283 /* we have fewer rows so fix up cursor position */ 377 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 378 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 379
287 scr_reset_realloc (); /* realloc _last_ */ 380 // make sure all terminal lines exist
288 } 381 while (top_row > 0)
289 else if (nrow > prev_nrow) 382 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 383 }
291 /* add rows */ 384 else
292 scr_reset_realloc (); /* realloc _first_ */ 385 {
386 // if no scrollback exists (yet), wing, instead of wrap
293 387
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 388 for (int row = min (nrow, prev_nrow); row--; )
295
296 k = min (TermWin.nscrolled, nrow - prev_nrow);
297
298 for (p = prev_total_rows; p < total_rows; p++)
299 { 389 {
300 screen.tlen[p] = 0; 390 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 391 line_t &dst = row_buf [row];
302 screen.rend[p] = NULL; 392
393 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
394
395 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
396 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
397 dst.l = common_col;
303 } 398 }
304 399
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++) 400 for (int row = prev_nrow; row < nrow; row++)
309 { 401 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
310 swap.tlen[p] = 0;
311 swap.text[p] = NULL;
312 swap.rend[p] = NULL;
313 drawn_text[p] = NULL;
314 drawn_rend[p] = NULL;
315 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
316 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
317 }
318 402
319 if (k > 0) 403 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 { 404 }
340 int common = min (prev_ncol, ncol); 405
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 406 clamp_it (screen.cur.row, 0, nrow - 1);
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 407 clamp_it (screen.cur.col, 0, ncol - 1);
343 408 }
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;
350 409
351 MIN_IT(screen.tlen[p], (int16_t)ncol); 410 for (int row = nrow; row--; )
352
353 if (ncol > prev_ncol)
354 scr_blank_line (&(screen.text[p][prev_ncol]),
355 &(screen.rend[p][prev_ncol]),
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360
361 for (p = 0; p < nrow; p++)
362 {
363 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
364 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
365
366 if (ncol > prev_ncol)
367 scr_blank_line (&(drawn_text[p][prev_ncol]),
368 &(drawn_rend[p][prev_ncol]),
369 ncol - prev_ncol, setrstyle);
370
371 if (swap.text[p])
372 {
373 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
374 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
375
376 MIN_IT(swap.tlen[p], (int16_t)ncol);
377
378 if (ncol > prev_ncol)
379 scr_blank_line (&(swap.text[p][prev_ncol]),
380 &(swap.rend[p][prev_ncol]),
381 ncol - prev_ncol, setrstyle);
382 }
383
384 }
385
386 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
387 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
388
389 delete talloc; talloc = ta;
390 delete ralloc; ralloc = ra;
391 }
392
393 if (tabs)
394 free(tabs);
395 } 411 {
412 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
413 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
414 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
415 }
416
417 chunk_free (prev_chunk, prev_chunk_size);
418
419 free (tabs);
420 tabs = (char *)rxvt_malloc (ncol);
421
422 for (int col = ncol; col--; )
423 tabs [col] = col % TABSIZE == 0;
424
425 CLEAR_ALL_SELECTION ();
396 426
397 prev_nrow = nrow; 427 prev_nrow = nrow;
398 prev_ncol = ncol; 428 prev_ncol = ncol;
399 429
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char));
401
402 for (p = 0; p < ncol; p++)
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
404
405 tt_winch (); 430 tt_winch ();
406}
407 431
408void 432 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} 433}
430 434
431/* ------------------------------------------------------------------------- */ 435void ecb_cold
432/*
433 * Free everything. That way malloc debugging can find leakage.
434 */
435void
436rxvt_term::scr_release() 436rxvt_term::scr_release () NOTHROW
437{ 437{
438 uint16_t total_rows; 438 chunk_free (chunk, chunk_size);
439 int i; 439 chunk = 0;
440 row_buf = 0;
440 441
441 total_rows = TermWin.nrow + TermWin.saveLines;
442
443#ifdef DEBUG_STRICT
444 for (i = 0; i < total_rows; i++)
445 {
446 if (screen.text[i])
447 /* then so is screen.rend[i] */
448 assert(screen.rend[i]);
449 }
450#endif
451
452 delete talloc; talloc = 0;
453 delete ralloc; ralloc = 0;
454
455 free (screen.text);
456 free (screen.tlen);
457 free (screen.rend);
458 free (drawn_text);
459 free (drawn_rend);
460 free (swap.text);
461 free (swap.tlen);
462 free (swap.rend);
463 free (buf_text);
464 free (buf_rend);
465 free (tabs); 442 free (tabs);
466
467 /* NULL these so if anything tries to use them, we'll know about it */
468 screen.text = drawn_text = swap.text = NULL;
469 screen.rend = drawn_rend = swap.rend = NULL;
470 screen.tlen = swap.tlen = NULL;
471 buf_text = NULL;
472 buf_rend = NULL;
473 tabs = NULL; 443 tabs = 0;
474} 444}
475 445
476/* ------------------------------------------------------------------------- */ 446/* ------------------------------------------------------------------------- */
477/* 447/*
478 * Hard reset 448 * Hard/Soft reset
479 */ 449 */
480/* EXTPROTO */ 450void ecb_cold
481void
482rxvt_scr_poweron(pR) 451rxvt_term::scr_poweron ()
483{ 452{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 453 scr_release ();
454
487 R->prev_nrow = R->prev_ncol = 0; 455 prev_nrow = prev_ncol = 0;
456 rvideo_mode = false;
457 scr_soft_reset ();
488 R->scr_reset (); 458 scr_reset ();
489 459
490 R->scr_clear (); 460 scr_clear (true);
491 R->scr_refresh (SLOW_REFRESH); 461 scr_refresh ();
492#ifdef RXVT_GRAPHICS 462}
493 rxvt_Gr_reset (aR); 463
464void ecb_cold
465rxvt_term::scr_soft_reset () NOTHROW
466{
467 /* only affects modes, nothing drastic such as clearing the screen */
468#if ENABLE_OVERLAY
469 scr_overlay_off ();
494#endif 470#endif
471
472 if (current_screen != PRIMARY)
473 scr_swap_screen ();
474
475 scr_scroll_region (0, MAX_ROWS - 1);
476 scr_rendition (0, ~RS_None);
477 scr_insert_mode (0);
495} 478}
496 479
497/* ------------------------------------------------------------------------- * 480/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 481 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 482 * ------------------------------------------------------------------------- */
500/* 483/*
501 * Save and Restore cursor 484 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 485 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 486 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 487 */
505/* EXTPROTO */
506void 488void
507rxvt_scr_cursor(pR_ int mode) 489rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 490{
509 screen_t *s; 491 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 492
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 493#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 494 if (current_screen == SECONDARY)
515 s = &(R->swap); 495 s = &swap;
516 else 496 else
517#endif 497#endif
518 s = &(R->screen); 498 s = &screen;
499
519 switch (mode) { 500 switch (mode)
501 {
520 case SAVE: 502 case SAVE:
521 s->s_cur.row = s->cur.row; 503 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 504 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 505 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 506 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 507 s->s_charset_char = charsets[screen.charset];
526 break; 508 break;
509
527 case RESTORE: 510 case RESTORE:
528 R->want_refresh = 1; 511 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 512 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 513 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 514 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 515 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 516 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 517 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 518 set_font_style ();
536 break; 519 break;
537 } 520 }
521
538/* boundary check in case screen size changed between SAVE and RESTORE */ 522 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 523 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 524 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 525 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 526 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */ 527}
545 MAX_IT(s->cur.row, 0); 528
546 MAX_IT(s->cur.col, 0); 529void
547#endif 530rxvt_term::scr_swap_screen () NOTHROW
531{
532 if (!option (Opt_secondaryScreen))
533 return;
534
535 for (int i = prev_nrow; i--; )
536 ::swap (ROW(i), swap_buf [i]);
537
538 ::swap (screen.cur, swap.cur);
539
540 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
541 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 542}
549 543
550/* ------------------------------------------------------------------------- */ 544/* ------------------------------------------------------------------------- */
551/* 545/*
552 * Swap between primary and secondary screens 546 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 547 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 548 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 549 */
556/* EXTPROTO */ 550void
557int
558rxvt_scr_change_screen(pR_ int scrn) 551rxvt_term::scr_change_screen (int scrn)
559{ 552{
560 int i; 553 if (scrn == current_screen)
554 return;
555
556 want_refresh = 1;
557 view_start = 0;
558
559 /* check for boundary cross */
560 row_col_t pos;
561 pos.row = pos.col = 0;
562 if (ROWCOL_IS_BEFORE (selection.beg, pos)
563 && ROWCOL_IS_AFTER (selection.end, pos))
564 CLEAR_SELECTION ();
565
566 current_screen = scrn;
567
561#if NSCREENS 568#if NSCREENS
562 int offset; 569 if (option (Opt_secondaryScreen))
563#endif 570 {
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; 571 num_scr = 0;
579 offset = R->TermWin.saveLines; 572
580 for (i = R->prev_nrow; i--;) { 573 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 574
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 575 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 576 ::swap (screen.flags, swap.flags);
584 }
585 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
586 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
587# ifdef DEBUG_STRICT
588 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
589 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
590# else /* drive with your eyes closed */
591 MAX_IT(R->screen.cur.row, 0);
592 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
593 MAX_IT(R->screen.cur.col, 0);
594 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
595# endif
596 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
597 SWAP_IT(R->screen.flags, R->swap.flags, int);
598 R->screen.flags |= Screen_VisibleCursor; 577 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 578 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 } 579 }
580 else
607# endif 581#endif
608#else 582 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); 583 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 584}
621#endif 585
586// clear WrapNext indicator, solidifying position on next line
587void
588rxvt_term::scr_do_wrap () NOTHROW
589{
590 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 591 return;
592
593 screen.flags &= ~Screen_WrapNext;
594
595 screen.cur.col = 0;
596
597 if (screen.cur.row == screen.bscroll)
598 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
599 else if (screen.cur.row < nrow - 1)
600 screen.cur.row++;
623} 601}
624 602
625/* ------------------------------------------------------------------------- */ 603/* ------------------------------------------------------------------------- */
626/* 604/*
627 * Change the colour for following text 605 * Change the colour for following text
628 */ 606 */
629/* EXTPROTO */
630void 607void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 608rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 609{
610 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 611 color = fgbg;
612
634 if (fgbg == Color_fg) 613 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 614 rstyle = SET_FGCOLOR (rstyle, color);
636 else 615 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 616 rstyle = SET_BGCOLOR (rstyle, color);
638} 617}
639 618
640/* ------------------------------------------------------------------------- */ 619/* ------------------------------------------------------------------------- */
641/* 620/*
642 * Change the rendition style for following text 621 * Change the rendition style for following text
643 */ 622 */
644/* EXTPROTO */
645void 623void
646rxvt_scr_rendition(pR_ int set, int style) 624rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 625{
648 if (set) 626 if (set)
649 R->rstyle |= style; 627 rstyle |= style;
650 else if (style == ~RS_None) 628 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 629 rstyle = DEFAULT_RSTYLE;
652 else 630 else
653 R->rstyle &= ~style; 631 rstyle &= ~style;
654} 632}
655 633
656/* ------------------------------------------------------------------------- */ 634/* ------------------------------------------------------------------------- */
657/* 635/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 636 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 637 * count positive ==> scroll up
660 * count negative ==> scroll down 638 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 639 */
663int 640int ecb_hot
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 641rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 642{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 643 if (count == 0 || (row1 > row2))
670 return 0; 644 return 0;
671 645
672 want_refresh = 1; 646 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 647 num_scr += count;
674 648
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 649 if (count > 0
650 && row1 == 0
651 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
652 {
653 min_it (count, total_rows - (nrow - (row2 + 1)));
654
655 top_row = max (top_row - count, -saveLines);
656
657 // sever bottommost line
676 { 658 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 659 line_t &l = ROW(row2);
678 660 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 661 l.touch ();
680 TermWin.nscrolled = TermWin.saveLines;
681 else
682 TermWin.nscrolled = (uint16_t)nscrolled;
683
684 if ((Options & Opt_scrollWithBuffer)
685 && TermWin.view_start != 0
686 && TermWin.view_start != TermWin.saveLines)
687 rxvt_scr_page (this, UP, count);
688 } 662 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 663
692 row2 += TermWin.saveLines; 664 // scroll everything up 'count' lines
665 term_start = (term_start + count) % total_rows;
693 666
667 // now copy lines below the scroll region bottom to the
668 // bottom of the screen again, so they look as if they
669 // hadn't moved.
670 for (int i = nrow; --i > row2; )
671 {
672 line_t &l1 = ROW(i - count);
673 line_t &l2 = ROW(i);
674
675 ::swap (l1, l2);
676 l2.touch ();
677 }
678
679 // erase newly scrolled-in lines
680 for (int i = count; i--; )
681 {
682 line_t &l = ROW(row2 - i);
683
684 // optimise if already cleared, can be significant on slow machines
685 // could be rolled into scr_blank_screen_mem
686 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
687 {
688 scr_blank_line (l, 0, l.l, rstyle);
689 l.l = 0;
690 l.f = 0;
691 }
692 else
693 scr_blank_screen_mem (l, rstyle);
694 }
695
696 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 697 if (selection.op && current_screen == selection.screen
695 { 698 && selection.beg.row <= row2)
696 i = selection.beg.row + TermWin.saveLines;
697 j = selection.end.row + TermWin.saveLines;
698 if ((i < row1 && j > row1)
699 || (i < row2 && j > row2)
700 || (i - count < row1 && i >= row1)
701 || (i - count > row2 && i <= row2)
702 || (j - count < row1 && j >= row1)
703 || (j - count > row2 && j <= row2))
704 {
705 CLEAR_ALL_SELECTION (this);
706 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
707 } 699 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 700 selection.beg.row -= count;
712 selection.end.row -= count; 701 selection.end.row -= count;
713 selection.mark.row -= count; 702 selection.mark.row -= count;
714 }
715 }
716 703
717 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */ 704 selection_check (0);
718
719 num_scr += count;
720 j = count;
721
722 if (count < 0)
723 count = -count;
724
725 i = row2 - row1 + 1;
726 MIN_IT(count, i);
727
728 if (j > 0)
729 {
730 /* A: scroll up */
731
732 /* A1: Copy lines that will get clobbered by the rotation */
733 for (i = 0, j = row1; i < count; i++, j++)
734 { 705 }
735 buf_text[i] = screen.text[j]; 706
736 buf_rend[i] = screen.rend[j]; 707 // finally move the view window, if desired
708 if (option (Opt_scrollWithBuffer)
709 && view_start != 0
710 && view_start != -saveLines)
711 scr_page (UP, count);
712
713 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
714 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
715 }
716 else
717 {
718 if (selection.op && current_screen == selection.screen)
737 } 719 {
738 /* A2: Rotate lines */ 720 if ((selection.beg.row < row1 && selection.end.row > row1)
739 for (j = row1, i = j + count; i <= row2; i++, j++) 721 || (selection.beg.row < row2 && selection.end.row > row2)
722 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
723 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
724 || (selection.end.row - count < row1 && selection.end.row >= row1)
725 || (selection.end.row - count > row2 && selection.end.row <= row2))
726 {
727 CLEAR_ALL_SELECTION ();
728 selection.op = SELECTION_CLEAR;
729 }
730 else if (selection.end.row >= row1 && selection.end.row <= row2)
731 {
732 /* move selected region too */
733 selection.beg.row -= count;
734 selection.end.row -= count;
735 selection.mark.row -= count;
736
737 selection_check (0);
738 }
740 { 739 }
741 screen.tlen[j] = screen.tlen[i]; 740
742 screen.text[j] = screen.text[i]; 741 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 742 // part of scr_scroll_text is not time-critical.
743
744 // sever line above scroll region
745 if (row1)
744 } 746 {
745 j = row2 - count + 1, i = count; 747 line_t &l = ROW(row1 - 1);
746 } 748 l.is_longer (0);
747 else /* if (j < 0) */ 749 l.touch ();
748 {
749 /* B: scroll down */
750
751 /* B1: Copy lines that will get clobbered by the rotation */
752 for (i = 0, j = row2; i < count; i++, j--)
753 { 750 }
754 buf_text[i] = screen.text[j]; 751
755 buf_rend[i] = screen.rend[j]; 752 int rows = row2 - row1 + 1;
753
754 min_it (count, rows);
755
756 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
757
758 for (int row = 0; row < rows; row++)
756 } 759 {
757 /* B2: Rotate lines */ 760 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
758 for (j = row2, i = j - count; i >= row1; i--, j--) 761
762 if (!IN_RANGE_EXC (row + count, 0, rows))
763 scr_blank_screen_mem (temp_buf [row], rstyle);
759 { 764 }
760 screen.tlen[j] = screen.tlen[i]; 765
761 screen.text[j] = screen.text[i]; 766 for (int row = 0; row < rows; row++)
762 screen.rend[j] = screen.rend[i]; 767 ROW(row1 + row) = temp_buf [row];
768
769 // sever bottommost line
770 {
771 line_t &l = ROW(row2);
772 l.is_longer (0);
773 l.touch ();
763 } 774 }
764 j = row1, i = count;
765 count = -count;
766 }
767
768 /* C: Resurrect lines */
769 for (; i--; j++)
770 { 775 }
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
784 776
785 return count; 777 return count;
786} 778}
787 779
788/* ------------------------------------------------------------------------- */ 780/* ------------------------------------------------------------------------- */
789/* 781/*
790 * Add text given in <str> of length <len> to screen struct 782 * Add text given in <str> of length <len> to screen struct
791 */ 783 */
792/* EXTPROTO */ 784void ecb_hot
793void 785rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len)
795{ 786{
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 */ 787 if (len <= 0) /* sanity */
803 return; 788 return;
804 789
790 bool checksel;
791 unicode_t c;
792 int ncol = this->ncol;
793 const wchar_t *strend = str + len;
794
805 R->want_refresh = 1; 795 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); 796 ZERO_SCROLLBACK ();
797
810 if (nlines > 0) { 798 if (minlines > 0)
799 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 800 minlines += screen.cur.row - screen.bscroll;
801 min_it (minlines, screen.cur.row - top_row);
802
812 if ((nlines > 0) 803 if (minlines > 0
813 && (R->screen.tscroll == 0) 804 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 805 && screen.bscroll == nrow - 1)
806 {
815 /* _at least_ this many lines need to be scrolled */ 807 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 808 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 809 screen.cur.row -= minlines;
818 } 810 }
819 } 811 }
820#ifdef DEBUG_STRICT 812
821 assert(R->screen.cur.col < last_col); 813 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 814 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 815 && screen.cur.row >= top_row);
824#else /* drive with your eyes closed */ 816 int row = screen.cur.row;
825 MIN_IT(R->screen.cur.col, last_col - 1);
826 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
827 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
828#endif
829 row = R->screen.cur.row + R->TermWin.saveLines;
830 817
831 checksel = (R->selection.op 818 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 819
835 stp = R->screen.text[row]; 820 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 821
838 for (i = 0; i < len;) { 822 while (str < strend)
839 c = str[i++]; 823 {
840 switch (c) { 824 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 825
842 rxvt_scr_tab (aR_ 1); 826 if (ecb_unlikely (c < 0x20))
827 if (c == C0_LF)
828 {
829 max_it (line->l, screen.cur.col);
830
831 screen.flags &= ~Screen_WrapNext;
832
833 if (screen.cur.row == screen.bscroll)
834 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
835 else if (screen.cur.row < (nrow - 1))
836 row = ++screen.cur.row;
837
838 line = &ROW(row); /* _must_ refresh */
843 continue; 839 continue;
844 case '\n': 840 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 841 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 842 {
843 max_it (line->l, screen.cur.col);
844
847 R->screen.flags &= ~Screen_WrapNext; 845 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 846 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; 847 continue;
855 case '\r': 848 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 849 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 850 {
858 R->screen.flags &= ~Screen_WrapNext; 851 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 852 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 853 }
866 854
855 if (ecb_unlikely (
867 if (checksel /* see if we're writing within selection */ 856 checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 857 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 858 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
859 ))
860 {
870 checksel = 0; 861 checksel = 0;
871 clearsel = 1; 862 /*
863 * If we wrote anywhere in the selected area, kill the selection
864 * XXX: should we kill the mark too? Possibly, but maybe that
865 * should be a similar check.
866 */
867 CLEAR_SELECTION ();
868 }
869
870 if (ecb_unlikely (screen.flags & Screen_WrapNext))
872 } 871 {
873 if (R->screen.flags & Screen_WrapNext) { 872 scr_do_wrap ();
874 R->screen.tlen[row] = -1; 873
875 if (R->screen.cur.row == R->screen.bscroll) 874 line->l = ncol;
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 875 line->is_longer (1);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 876
878 row = (++R->screen.cur.row) + R->TermWin.saveLines; 877 row = screen.cur.row;
879 stp = R->screen.text[row]; /* _must_ refresh */ 878 line = &ROW(row); /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */ 879 }
881 R->screen.cur.col = 0; 880
882 R->screen.flags &= ~Screen_WrapNext; 881 // some utf-8 decoders "decode" surrogate characters: let's fix this.
882 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
883 c = 0xfffd;
884
885 // rely on wcwidth to tell us the character width, do wcwidth before
886 // further replacements, as wcwidth might return -1 for the line
887 // drawing characters below as they might be invalid in the current
888 // locale.
889 int width = WCWIDTH (c);
890
891 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
883 } 892 {
884 if (R->screen.flags & Screen_Insert) 893 // vt100 special graphics and line drawing
885 rxvt_scr_insdel_chars(aR_ 1, INSERT); 894 // 5f-7e standard vt100
895 // 40-5e rxvt extension for extra curses acs chars
896 static uint16_t vt100_0[62] = { // 41 .. 7e
897 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
898 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
899 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
900 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
901 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
902 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
903 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
904 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
905 };
886 906
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 907 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
888 switch (c)
889 { 908 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 909 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 910 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 } 911 }
912 }
902 913
914 if (ecb_unlikely (screen.flags & Screen_Insert))
915 scr_insdel_chars (width, INSERT);
916
917 if (width != 0)
918 {
919#if !UNICODE_3
920 // trim characters we can't store directly :(
921 if (c >= 0x10000)
922# if ENABLE_COMBINING
923 c = rxvt_composite.compose (c); // map to lower 16 bits
924# else
925 c = 0xfffd;
926# endif
927#endif
928
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 929 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
904 // rely on wcwidth to tell us the character width, at least for non-ascii
905 int width = c <= 128 ? 1 : wcwidth (c);
906 930
907 // width 0 characters (e.g. combining chars) are ignored. your problem, really 931 // if the character doesn't fit into the remaining columns...
908 while (width-- > 0) 932 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
909 { 933 {
910 stp[R->screen.cur.col] = c; 934 if (screen.flags & Screen_Autowrap)
911 srp[R->screen.cur.col] = rend; 935 {
912 936 // ... artificially enlargen the previous one
913 if (R->screen.cur.col < last_col - 1) 937 c = NOCHAR;
914 R->screen.cur.col++; 938 // and try the same character next loop iteration
939 --str;
940 }
915 else 941 else
942 screen.cur.col = ncol - width;
943 }
944
945 // nuke the character at this position, if required
946 // due to wonderful coincidences everywhere else in this loop
947 // we never have to check for overwriting a wide char itself,
948 // only its tail.
949 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
950 scr_kill_char (*line, screen.cur.col);
951
952 line->touch ();
953
954 do
955 {
956 line->t[screen.cur.col] = c;
957 line->r[screen.cur.col] = rend;
958
959 if (ecb_likely (screen.cur.col < ncol - 1))
960 screen.cur.col++;
961 else
916 { 962 {
917 R->screen.tlen[row] = last_col; 963 line->l = ncol;
918 if (R->screen.flags & Screen_Autowrap) 964 if (screen.flags & Screen_Autowrap)
919 R->screen.flags |= Screen_WrapNext; 965 screen.flags |= Screen_WrapNext;
920 break; 966
967 goto end_of_line;
921 } 968 }
922 969
923 c = NOCHAR; 970 c = NOCHAR;
924 } 971 }
925 } 972 while (ecb_unlikely (--width > 0));
926 if (R->screen.tlen[row] != -1) /* XXX: think about this */
927 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
928 973
929/* 974 // pad with spaces when overwriting wide character with smaller one
930 * If we wrote anywhere in the selected area, kill the selection 975 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
931 * XXX: should we kill the mark too? Possibly, but maybe that 976 {
932 * should be a similar check. 977 line->t[c] = ' ';
933 */ 978 line->r[c] = rend;
934 if (clearsel) 979 }
935 CLEAR_SELECTION(R);
936 980
937#ifdef DEBUG_STRICT 981end_of_line:
982 ;
983 }
984#if ENABLE_COMBINING
985 else // width == 0
986 {
987 if (c != 0xfeff) // ignore BOM
988 {
989 // handle combining characters
990 // we just tag the accent on the previous on-screen character.
991 // this is arguably not correct, but also arguably not wrong.
992 // we don't handle double-width characters nicely yet.
993 line_t *linep;
994 text_t *tp;
995 rend_t *rp;
996
997 if (screen.cur.col > 0)
998 {
999 linep = line;
1000 tp = line->t + screen.cur.col - 1;
1001 rp = line->r + screen.cur.col - 1;
1002 }
1003 else if (screen.cur.row > 0
1004 && ROW(screen.cur.row - 1).is_longer ())
1005 {
1006 linep = &ROW(screen.cur.row - 1);
1007 tp = line->t + ncol - 1;
1008 rp = line->r + ncol - 1;
1009 }
1010 else
1011 continue;
1012
1013 linep->touch ();
1014
1015 while (*tp == NOCHAR && tp > linep->t)
1016 tp--, rp--;
1017
1018 // first try to find a precomposed character
1019 unicode_t n = rxvt_compose (*tp, c);
1020 if (n == NOCHAR)
1021 n = rxvt_composite.compose (*tp, c);
1022
1023 *tp = n;
1024 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1025 }
1026 }
1027#endif
1028 }
1029
1030 max_it (line->l, screen.cur.col);
1031
938 assert(R->screen.cur.row >= 0); 1032 assert (screen.cur.row >= 0);
939#else /* drive with your eyes closed */
940 MAX_IT(R->screen.cur.row, 0);
941#endif
942} 1033}
943 1034
944/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
945/* 1036/*
946 * Process Backspace. Move back the cursor back a position, wrap if have to 1037 * Process Backspace. Move back the cursor back a position, wrap if have to
947 * XTERM_SEQ: CTRL-H 1038 * XTERM_SEQ: CTRL-H
948 */ 1039 */
949/* EXTPROTO */
950void 1040void
951rxvt_scr_backspace(pR) 1041rxvt_term::scr_backspace () NOTHROW
952{ 1042{
953 R->want_refresh = 1;
954 if (R->screen.cur.col == 0) { 1043 if (screen.cur.col == 0)
1044 {
955 if (R->screen.cur.row > 0) { 1045 if (screen.cur.row > 0)
1046 {
956#ifdef TERMCAP_HAS_BW 1047#ifdef TERMCAP_HAS_BW
957 R->screen.cur.col = R->TermWin.ncol - 1; 1048 screen.cur.col = ncol - 1;
958 R->screen.cur.row--; 1049 --screen.cur.row;
959 return; 1050
1051 want_refresh = 1;
960#endif 1052#endif
961 } 1053 }
1054 }
962 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1055 else if (screen.flags & Screen_WrapNext)
963 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
964 R->screen.flags &= ~Screen_WrapNext; 1056 screen.flags &= ~Screen_WrapNext;
1057 else
1058 scr_gotorc (0, -1, RELATIVE);
965} 1059}
966 1060
967/* ------------------------------------------------------------------------- */ 1061/* ------------------------------------------------------------------------- */
968/* 1062/*
969 * Process Horizontal Tab 1063 * Process Horizontal Tab
970 * count: +ve = forward; -ve = backwards 1064 * count: +ve = forward; -ve = backwards
971 * XTERM_SEQ: CTRL-I 1065 * XTERM_SEQ: CTRL-I
972 */ 1066 */
973/* EXTPROTO */
974void 1067void
975rxvt_scr_tab(pR_ int count) 1068rxvt_term::scr_tab (int count, bool ht) NOTHROW
976{ 1069{
977 int i, x; 1070 int i, x;
978 1071
979 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
980 R->want_refresh = 1; 1072 want_refresh = 1;
981 i = x = R->screen.cur.col; 1073 i = x = screen.cur.col;
1074
982 if (count == 0) 1075 if (count == 0)
983 return; 1076 return;
984 else if (count > 0) { 1077 else if (count > 0)
1078 {
1079 line_t &l = ROW(screen.cur.row);
1080 rend_t base_rend = l.r[i];
1081 ht &= l.t[i] == ' ';
1082
985 for (; ++i < R->TermWin.ncol; ) 1083 for (; ++i < ncol; )
986 if (R->tabs[i]) { 1084 if (tabs[i])
1085 {
987 x = i; 1086 x = i;
1087
988 if (!--count) 1088 if (!--count)
989 break; 1089 break;
1090 }
1091 else
1092 ht &= l.t[i] == ' '
1093 && RS_SAME (l.r[i], base_rend);
1094
1095 if (count)
1096 x = ncol - 1;
1097
1098 // store horizontal tab commands as characters inside the text
1099 // buffer so they can be selected and pasted.
1100 if (ht && option (Opt_pastableTabs))
1101 {
1102 base_rend = SET_FONT (base_rend, 0);
1103
1104 l.touch (x);
1105
1106 i = screen.cur.col;
1107
1108 l.t[i] = '\t';
1109 l.r[i] = base_rend;
1110
1111 while (++i < x)
1112 {
1113 l.t[i] = NOCHAR;
1114 l.r[i] = base_rend;
990 } 1115 }
991 if (count) 1116 }
992 x = R->TermWin.ncol - 1; 1117 }
993 } else /* if (count < 0) */ { 1118 else /* if (count < 0) */
1119 {
994 for (; --i >= 0; ) 1120 for (; --i >= 0; )
995 if (R->tabs[i]) { 1121 if (tabs[i])
996 x = i;
997 if (!++count)
998 break;
999 } 1122 {
1000 if (count)
1001 x = 0; 1123 x = i;
1124 if (!++count)
1125 break;
1126 }
1127
1128 if (count)
1129 x = 0;
1002 } 1130 }
1131
1003 if (x != R->screen.cur.col) 1132 if (x != screen.cur.col)
1004 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1133 scr_gotorc (0, x, R_RELATIVE);
1005} 1134}
1006 1135
1007/* ------------------------------------------------------------------------- */ 1136/* ------------------------------------------------------------------------- */
1008/* 1137/*
1009 * Process DEC Back Index 1138 * Process DEC Back Index
1010 * XTERM_SEQ: ESC 6 1139 * XTERM_SEQ: ESC 6
1011 * Move cursor left in row. If we're at the left boundary, shift everything 1140 * Move cursor left in row. If we're at the left boundary, shift everything
1012 * in that row right. Clear left column. 1141 * in that row right. Clear left column.
1013 */ 1142 */
1014#ifndef NO_FRILLS 1143#if !ENABLE_MINIMAL
1015/* EXTPROTO */ 1144void ecb_cold
1016void 1145rxvt_term::scr_backindex () NOTHROW
1017rxvt_scr_backindex(pR)
1018{ 1146{
1019 if (R->screen.cur.col > 0) 1147 if (screen.cur.col > 0)
1020 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1148 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1021 else { 1149 else
1022 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1023 return; /* um, yeah? */
1024 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1150 scr_insdel_chars (1, INSERT);
1025 }
1026} 1151}
1027#endif 1152#endif
1028/* ------------------------------------------------------------------------- */ 1153/* ------------------------------------------------------------------------- */
1029/* 1154/*
1030 * Process DEC Forward Index 1155 * Process DEC Forward Index
1031 * XTERM_SEQ: ESC 9 1156 * XTERM_SEQ: ESC 9
1032 * Move cursor right in row. If we're at the right boundary, shift everything 1157 * Move cursor right in row. If we're at the right boundary, shift everything
1033 * in that row left. Clear right column. 1158 * in that row left. Clear right column.
1034 */ 1159 */
1035#ifndef NO_FRILLS 1160#if !ENABLE_MINIMAL
1036/* EXTPROTO */ 1161void ecb_cold
1037void 1162rxvt_term::scr_forwardindex () NOTHROW
1038rxvt_scr_forwardindex(pR)
1039{ 1163{
1040 int row;
1041
1042 if (R->screen.cur.col < R->TermWin.ncol - 1) 1164 if (screen.cur.col < ncol - 1)
1043 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1165 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1044 else { 1166 else
1045 row = R->screen.cur.row + R->TermWin.saveLines; 1167 {
1046 if (R->screen.tlen[row] == 0) 1168 line_t &l = ROW(screen.cur.row);
1047 return; /* um, yeah? */ 1169
1048 else if (R->screen.tlen[row] == -1) 1170 l.touch ();
1049 R->screen.tlen[row] = R->TermWin.ncol; 1171 l.is_longer (0);
1172
1050 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1173 scr_gotorc (0, 0, R_RELATIVE);
1051 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1174 scr_insdel_chars (1, DELETE);
1052 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1175 scr_gotorc (0, ncol - 1, R_RELATIVE);
1053 } 1176 }
1054} 1177}
1055#endif 1178#endif
1056 1179
1057/* ------------------------------------------------------------------------- */ 1180/* ------------------------------------------------------------------------- */
1058/* 1181/*
1059 * Goto Row/Column 1182 * Goto Row/Column
1060 */ 1183 */
1061/* EXTPROTO */
1062void 1184void
1063rxvt_scr_gotorc(pR_ int row, int col, int relative) 1185rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1064{ 1186{
1065 R->want_refresh = 1; 1187 want_refresh = 1;
1066 ZERO_SCROLLBACK(R); 1188 ZERO_SCROLLBACK ();
1067#ifdef RXVT_GRAPHICS
1068 if (rxvt_Gr_Displayed(aR))
1069 rxvt_Gr_scroll(aR_ 0);
1070#endif
1071 1189
1072 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1073
1074 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1190 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1075 : col); 1191 clamp_it (screen.cur.col, 0, ncol - 1);
1076 MAX_IT(R->screen.cur.col, 0);
1077 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1078 1192
1079 R->screen.flags &= ~Screen_WrapNext; 1193 screen.flags &= ~Screen_WrapNext;
1194
1080 if (relative & R_RELATIVE) { 1195 if (relative & R_RELATIVE)
1196 {
1081 if (row > 0) { 1197 if (row > 0)
1198 {
1082 if (R->screen.cur.row <= R->screen.bscroll 1199 if (screen.cur.row <= screen.bscroll
1083 && (R->screen.cur.row + row) > R->screen.bscroll) 1200 && (screen.cur.row + row) > screen.bscroll)
1084 R->screen.cur.row = R->screen.bscroll; 1201 screen.cur.row = screen.bscroll;
1085 else 1202 else
1086 R->screen.cur.row += row;
1087 } else if (row < 0) {
1088 if (R->screen.cur.row >= R->screen.tscroll
1089 && (R->screen.cur.row + row) < R->screen.tscroll)
1090 R->screen.cur.row = R->screen.tscroll;
1091 else
1092 R->screen.cur.row += row;
1093 }
1094 } else {
1095 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1096 R->screen.cur.row = row + R->screen.tscroll;
1097 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1098 } else
1099 R->screen.cur.row = row; 1203 screen.cur.row += row;
1204 }
1205 else if (row < 0)
1206 {
1207 if (screen.cur.row >= screen.tscroll
1208 && (screen.cur.row + row) < screen.tscroll)
1209 screen.cur.row = screen.tscroll;
1210 else
1211 screen.cur.row += row;
1212 }
1213 }
1214 else
1100 } 1215 {
1101 MAX_IT(R->screen.cur.row, 0); 1216 if (screen.flags & Screen_Relative)
1102 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1217 {
1103} 1218 /* relative origin mode */
1219 screen.cur.row = row + screen.tscroll;
1220 min_it (screen.cur.row, screen.bscroll);
1221 }
1222 else
1223 screen.cur.row = row;
1224 }
1104 1225
1226 clamp_it (screen.cur.row, 0, nrow - 1);
1227}
1228
1105/* ------------------------------------------------------------------------- */ 1229/* ------------------------------------------------------------------------- */
1106/* 1230/*
1107 * direction should be UP or DN 1231 * direction should be UP or DN
1108 */ 1232 */
1109/* EXTPROTO */
1110void 1233void
1111rxvt_scr_index(pR_ enum page_dirn direction) 1234rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1112{ 1235{
1113 int dirn; 1236 int dirn;
1114 1237
1115 R->want_refresh = 1; 1238 want_refresh = 1;
1239 ZERO_SCROLLBACK ();
1240
1116 dirn = ((direction == UP) ? 1 : -1); 1241 dirn = ((direction == UP) ? 1 : -1);
1117 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1118 1242
1119 ZERO_SCROLLBACK(R);
1120
1121#ifdef RXVT_GRAPHICS
1122 if (rxvt_Gr_Displayed(aR))
1123 rxvt_Gr_scroll(aR_ 0);
1124#endif
1125
1126 R->screen.flags &= ~Screen_WrapNext; 1243 screen.flags &= ~Screen_WrapNext;
1244
1127 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1245 if ((screen.cur.row == screen.bscroll && direction == UP)
1128 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1246 || (screen.cur.row == screen.tscroll && direction == DN))
1129 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1247 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1130 else 1248 else
1131 R->screen.cur.row += dirn; 1249 screen.cur.row += dirn;
1132 MAX_IT(R->screen.cur.row, 0); 1250
1133 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1251 clamp_it (screen.cur.row, 0, nrow - 1);
1134 rxvt_selection_check(aR_ 0); 1252 selection_check (0);
1135} 1253}
1136 1254
1137/* ------------------------------------------------------------------------- */ 1255/* ------------------------------------------------------------------------- */
1138/* 1256/*
1139 * Erase part or whole of a line 1257 * Erase part or whole of a line
1140 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1258 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1141 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1259 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1142 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1260 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1261 * extension: clear to right unless wrapped: ESC [ 3 K
1143 */ 1262 */
1144/* EXTPROTO */
1145void 1263void
1146rxvt_scr_erase_line(pR_ int mode) 1264rxvt_term::scr_erase_line (int mode) NOTHROW
1147{ 1265{
1148 unsigned int row, col, num; 1266 unsigned int col, num;
1149 1267
1150 R->want_refresh = 1; 1268 want_refresh = 1;
1151 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1152 ZERO_SCROLLBACK (R); 1269 ZERO_SCROLLBACK ();
1153 1270
1154#ifdef RXVT_GRAPHICS
1155 if (rxvt_Gr_Displayed (aR))
1156 rxvt_Gr_scroll (aR_ 0);
1157#endif
1158
1159 rxvt_selection_check (aR_ 1); 1271 selection_check (1);
1160 1272
1161 R->screen.flags &= ~Screen_WrapNext; 1273 line_t &line = ROW(screen.cur.row);
1162 1274
1163 row = R->TermWin.saveLines + R->screen.cur.row; 1275 line.touch ();
1276 line.is_longer (0);
1277
1164 switch (mode) 1278 switch (mode)
1165 { 1279 {
1280 case 3:
1281 if (screen.flags & Screen_WrapNext)
1282 return;
1283
1284 /* fall through */
1285
1166 case 0: /* erase to end of line */ 1286 case 0: /* erase to end of line */
1167 col = R->screen.cur.col; 1287 col = screen.cur.col;
1168 num = R->TermWin.ncol - col; 1288 num = ncol - col;
1169 MIN_IT(R->screen.tlen[row], (int16_t)col); 1289 min_it (line.l, col);
1290
1170 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1291 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1171 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1292 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1172 CLEAR_SELECTION(R); 1293 CLEAR_SELECTION ();
1173 break; 1294 break;
1295
1174 case 1: /* erase to beginning of line */ 1296 case 1: /* erase to beginning of line */
1175 col = 0; 1297 col = 0;
1176 num = R->screen.cur.col + 1; 1298 num = screen.cur.col + 1;
1299
1177 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1300 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1178 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1301 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1179 CLEAR_SELECTION(R); 1302 CLEAR_SELECTION ();
1180 break; 1303 break;
1304
1181 case 2: /* erase whole line */ 1305 case 2: /* erase whole line */
1182 col = 0; 1306 col = 0;
1183 num = R->TermWin.ncol; 1307 num = ncol;
1184 R->screen.tlen[row] = 0; 1308 line.l = 0;
1185 if (R->selection.beg.row <= R->screen.cur.row 1309 if (selection.beg.row <= screen.cur.row
1186 && R->selection.end.row >= R->screen.cur.row) 1310 && selection.end.row >= screen.cur.row)
1187 CLEAR_SELECTION(R); 1311 CLEAR_SELECTION ();
1188 break; 1312 break;
1189 default: 1313 default:
1190 return; 1314 return;
1191 } 1315 }
1192 1316
1193 if (R->screen.text[row]) 1317 scr_blank_line (line, col, num, rstyle);
1194 R->scr_blank_line (&(R->screen.text[row][col]),
1195 &(R->screen.rend[row][col]), num, R->rstyle);
1196 else
1197 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1198} 1318}
1199 1319
1200/* ------------------------------------------------------------------------- */ 1320/* ------------------------------------------------------------------------- */
1201/* 1321/*
1202 * Erase part of whole of the screen 1322 * Erase part or whole of the screen
1203 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1323 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1204 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1324 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1205 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1325 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1206 */ 1326 */
1207void 1327void
1208rxvt_term::scr_erase_screen (int mode) 1328rxvt_term::scr_erase_screen (int mode) NOTHROW
1209{ 1329{
1210 int num; 1330 int num;
1211 int32_t row, row_offset; 1331 int32_t row;
1212 rend_t ren; 1332 rend_t ren;
1213 XGCValues gcvalue; 1333 XGCValues gcvalue;
1214 1334
1215 want_refresh = 1; 1335 want_refresh = 1;
1216 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1217 ZERO_SCROLLBACK(this); 1336 ZERO_SCROLLBACK ();
1218 row_offset = (int32_t)TermWin.saveLines;
1219 1337
1220 switch (mode) { 1338 switch (mode)
1339 {
1221 case 0: /* erase to end of screen */ 1340 case 0: /* erase to end of screen */
1222 rxvt_selection_check(this,1);
1223 rxvt_scr_erase_line(this,0); 1341 scr_erase_line (0);
1224 row = screen.cur.row + 1; /* possible OOB */ 1342 row = screen.cur.row + 1; /* possible OOB */
1225 num = TermWin.nrow - row; 1343 num = nrow - row;
1226 break; 1344 break;
1227 case 1: /* erase to beginning of screen */ 1345 case 1: /* erase to beginning of screen */
1228 rxvt_selection_check(this,3);
1229 rxvt_scr_erase_line(this,1); 1346 scr_erase_line (1);
1230 row = 0; 1347 row = 0;
1231 num = screen.cur.row; 1348 num = screen.cur.row;
1232 break; 1349 break;
1233 case 2: /* erase whole screen */ 1350 case 2: /* erase whole screen */
1234 rxvt_selection_check (this, 3);
1235#ifdef RXVT_GRAPHICS
1236 rxvt_Gr_ClearScreen (this);
1237#endif
1238 row = 0; 1351 row = 0;
1239 num = TermWin.nrow; 1352 num = nrow;
1240 break; 1353 break;
1241 default: 1354 default:
1242 return; 1355 return;
1243 } 1356 }
1244 refresh_type |= REFRESH_BOUNDS; 1357
1245 if (selection.op && current_screen == selection.screen 1358 if (selection.op && current_screen == selection.screen
1246 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1359 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1247 || (selection.end.row >= row 1360 || (selection.end.row >= row
1248 && selection.end.row <= row + num))) 1361 && selection.end.row <= row + num)))
1249 CLEAR_SELECTION (this); 1362 CLEAR_SELECTION ();
1363
1250 if (row >= TermWin.nrow) /* Out Of Bounds */ 1364 if (row >= nrow) /* Out Of Bounds */
1251 return; 1365 return;
1252 MIN_IT(num, (TermWin.nrow - row)); 1366
1367 min_it (num, nrow - row);
1368
1253 if (rstyle & (RS_RVid | RS_Uline)) 1369 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1254 ren = (rend_t) ~RS_None; 1370 ren = (rend_t) ~RS_None;
1255 else if (GET_BASEBG(rstyle) == Color_bg) { 1371 else if (GET_BASEBG (rstyle) == Color_bg)
1372 {
1256 ren = DEFAULT_RSTYLE; 1373 ren = DEFAULT_RSTYLE;
1257 CLEAR_ROWS(row, num); 1374
1258 } else { 1375 if (mapped)
1376 XClearArea (dpy, vt, 0,
1377 Row2Pixel (row - view_start), (unsigned int)vt_width,
1378 (unsigned int)Height2Pixel (num), False);
1379 }
1380 else
1381 {
1259 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1382 ren = rstyle & (RS_fgMask | RS_bgMask);
1383
1384 if (mapped)
1385 {
1260 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1386 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1261 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1387 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1262 ERASE_ROWS(row, num); 1388 XFillRectangle (dpy, vt, gc,
1389 0, Row2Pixel (row - view_start),
1390 (unsigned int)vt_width,
1391 (unsigned int)Height2Pixel (num));
1263 gcvalue.foreground = PixColors[Color_fg]; 1392 gcvalue.foreground = pix_colors[Color_fg];
1264 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1393 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1394 }
1265 } 1395 }
1396
1266 for (; num--; row++) { 1397 for (; num--; row++)
1267 scr_blank_screen_mem (screen.text, screen.rend,
1268 (unsigned int)(row + row_offset), rstyle);
1269 screen.tlen[row + row_offset] = 0;
1270 scr_blank_line (drawn_text[row], drawn_rend[row],
1271 (unsigned int)TermWin.ncol, ren);
1272 } 1398 {
1399 scr_blank_screen_mem (ROW(row), rstyle);
1400
1401 if (row - view_start < nrow)
1402 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1403 }
1273} 1404}
1405
1406#if !ENABLE_MINIMAL
1407void
1408rxvt_term::scr_erase_savelines () NOTHROW
1409{
1410 want_refresh = 1;
1411 ZERO_SCROLLBACK ();
1412
1413 top_row = 0;
1414}
1415#endif
1274 1416
1275/* ------------------------------------------------------------------------- */ 1417/* ------------------------------------------------------------------------- */
1276/* 1418/*
1277 * Fill the screen with `E's 1419 * Fill the screen with `E's
1278 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1420 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1279 */ 1421 */
1280/* EXTPROTO */ 1422void ecb_cold
1281void 1423rxvt_term::scr_E () NOTHROW
1282rxvt_scr_E(pR)
1283{ 1424{
1284 int i, j, k; 1425 rend_t fs;
1285 rend_t *r1, fs;
1286 1426
1287 R->want_refresh = 1; 1427 want_refresh = 1;
1288 R->num_scr_allow = 0;
1289 ZERO_SCROLLBACK(R); 1428 ZERO_SCROLLBACK ();
1290 rxvt_selection_check(aR_ 3);
1291 1429
1292 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1430 num_scr_allow = 0;
1293 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1431
1294 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1432 row_col_t pos;
1295 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1433 pos.row = pos.col = 0;
1296 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1434 if (ROWCOL_IS_AFTER (selection.end, pos))
1435 CLEAR_SELECTION ();
1436
1437 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1438 for (int row = nrow; row--; )
1439 {
1440 line_t &line = ROW(row);
1441
1442 fill_text (line.t, 'E', ncol);
1443 rend_t *r1 = line.r;
1444
1445 for (int j = ncol; j--; )
1297 *r1++ = fs; 1446 *r1++ = fs;
1447
1448 line.is_longer (0);
1449 line.touch (ncol);
1298 } 1450 }
1299} 1451}
1300 1452
1301/* ------------------------------------------------------------------------- */ 1453/* ------------------------------------------------------------------------- */
1302/* 1454/*
1303 * Insert/Delete <count> lines 1455 * Insert/Delete <count> lines
1304 */ 1456 */
1305/* EXTPROTO */
1306void 1457void
1307rxvt_scr_insdel_lines(pR_ int count, int insdel) 1458rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1308{ 1459{
1309 int end; 1460 int end;
1310 1461
1311 ZERO_SCROLLBACK(R); 1462 ZERO_SCROLLBACK ();
1312 1463
1313#ifdef RXVT_GRAPHICS
1314 if (rxvt_Gr_Displayed(aR))
1315 rxvt_Gr_scroll(aR_ 0);
1316#endif
1317
1318 rxvt_selection_check(aR_ 1); 1464 selection_check (1);
1319 1465
1320 if (R->screen.cur.row > R->screen.bscroll) 1466 if (screen.cur.row > screen.bscroll)
1467 return;
1468
1469 end = screen.bscroll - screen.cur.row + 1;
1470 if (count > end)
1471 {
1472 if (insdel == DELETE)
1321 return; 1473 return;
1322
1323 end = R->screen.bscroll - R->screen.cur.row + 1;
1324 if (count > end) {
1325 if (insdel == DELETE)
1326 return;
1327 else if (insdel == INSERT) 1474 else if (insdel == INSERT)
1328 count = end; 1475 count = end;
1329 } 1476 }
1330 R->screen.flags &= ~Screen_WrapNext;
1331 1477
1478 scr_do_wrap ();
1479
1332 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1480 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1333} 1481}
1334 1482
1335/* ------------------------------------------------------------------------- */ 1483/* ------------------------------------------------------------------------- */
1336/* 1484/*
1337 * Insert/Delete <count> characters from the current position 1485 * Insert/Delete <count> characters from the current position
1338 */ 1486 */
1339/* EXTPROTO */
1340void 1487void
1341rxvt_scr_insdel_chars(pR_ int count, int insdel) 1488rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1342{ 1489{
1343 int col, row;
1344 rend_t tr;
1345 text_t *stp;
1346 rend_t *srp;
1347 int16_t *slp;
1348
1349 R->want_refresh = 1; 1490 want_refresh = 1;
1350 ZERO_SCROLLBACK(R); 1491 ZERO_SCROLLBACK ();
1351 1492
1352#ifdef RXVT_GRAPHICS
1353 if (rxvt_Gr_Displayed(aR))
1354 rxvt_Gr_scroll(aR_ 0);
1355#endif
1356
1357 if (count <= 0) 1493 if (count <= 0)
1358 return; 1494 return;
1359 1495
1496 scr_do_wrap ();
1497
1360 rxvt_selection_check(aR_ 1); 1498 selection_check (1);
1361 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1499 min_it (count, ncol - screen.cur.col);
1362 1500
1363 row = R->screen.cur.row + R->TermWin.saveLines; 1501 int row = screen.cur.row;
1364 R->screen.flags &= ~Screen_WrapNext;
1365 1502
1366 stp = R->screen.text[row]; 1503 line_t *line = &ROW(row);
1367 srp = R->screen.rend[row]; 1504
1368 slp = &(R->screen.tlen[row]); 1505 line->touch ();
1506 line->is_longer (0);
1507
1508 // nuke wide spanning the start
1509 if (line->t[screen.cur.col] == NOCHAR)
1510 scr_kill_char (*line, screen.cur.col);
1511
1369 switch (insdel) { 1512 switch (insdel)
1513 {
1370 case INSERT: 1514 case INSERT:
1371 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1515 line->l = min (line->l + count, ncol);
1372 col--) { 1516
1517 if (line->t[screen.cur.col] == NOCHAR)
1518 scr_kill_char (*line, screen.cur.col);
1519
1520 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1521 {
1373 stp[col] = stp[col - count]; 1522 line->t[col] = line->t[col - count];
1374 srp[col] = srp[col - count]; 1523 line->r[col] = line->r[col - count];
1375 } 1524 }
1376 if (*slp != -1) { 1525
1377 *slp += count;
1378 MIN_IT(*slp, R->TermWin.ncol);
1379 }
1380 if (R->selection.op && R->current_screen == R->selection.screen 1526 if (selection.op && current_screen == selection.screen
1381 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1527 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1528 {
1382 if (R->selection.end.row != R->screen.cur.row 1529 if (selection.end.row != screen.cur.row
1383 || (R->selection.end.col + count >= R->TermWin.ncol)) 1530 || (selection.end.col + count >= ncol))
1384 CLEAR_SELECTION(R); 1531 CLEAR_SELECTION ();
1532 else
1533 {
1385 else { /* shift selection */ 1534 /* shift selection */
1386 R->selection.beg.col += count; 1535 selection.beg.col += count;
1387 R->selection.mark.col += count; /* XXX: yes? */ 1536 selection.mark.col += count; /* XXX: yes? */
1388 R->selection.end.col += count; 1537 selection.end.col += count;
1389 } 1538 }
1390 } 1539 }
1391 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1540
1392 (unsigned int)count, R->rstyle); 1541 scr_blank_line (*line, screen.cur.col, count, rstyle);
1393 break; 1542 break;
1543
1394 case ERASE: 1544 case ERASE:
1395 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1545 screen.cur.col += count; /* don't worry if > ncol */
1396 rxvt_selection_check(aR_ 1); 1546 selection_check (1);
1397 R->screen.cur.col -= count; 1547 screen.cur.col -= count;
1398 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1548
1399 (unsigned int)count, R->rstyle); 1549 // nuke wide char after the end
1550 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1551 scr_kill_char (*line, screen.cur.col + count);
1552
1553 scr_blank_line (*line, screen.cur.col, count, rstyle);
1400 break; 1554 break;
1555
1401 case DELETE: 1556 case DELETE:
1402 tr = srp[R->TermWin.ncol - 1] 1557 line->l = max (line->l - count, 0);
1403 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1558
1559 // nuke wide char spanning the end
1560 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1561 scr_kill_char (*line, screen.cur.col + count);
1562
1404 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1563 for (int col = screen.cur.col; (col + count) < ncol; col++)
1564 {
1405 stp[col] = stp[col + count]; 1565 line->t[col] = line->t[col + count];
1406 srp[col] = srp[col + count]; 1566 line->r[col] = line->r[col + count];
1407 } 1567 }
1408 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1568
1409 &(srp[R->TermWin.ncol - count]), 1569 scr_blank_line (*line, ncol - count, count, rstyle);
1410 (unsigned int)count, tr); 1570
1411 if (*slp == -1) /* break line continuation */
1412 *slp = R->TermWin.ncol;
1413 *slp -= count;
1414 MAX_IT(*slp, 0);
1415 if (R->selection.op && R->current_screen == R->selection.screen 1571 if (selection.op && current_screen == selection.screen
1416 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1572 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1573 {
1417 if (R->selection.end.row != R->screen.cur.row 1574 if (selection.end.row != screen.cur.row
1418 || (R->screen.cur.col >= R->selection.beg.col - count) 1575 || (screen.cur.col >= selection.beg.col - count)
1419 || R->selection.end.col >= R->TermWin.ncol) 1576 || selection.end.col >= ncol)
1420 CLEAR_SELECTION(R); 1577 CLEAR_SELECTION ();
1421 else { 1578 else
1579 {
1422 /* shift selection */ 1580 /* shift selection */
1423 R->selection.beg.col -= count; 1581 selection.beg.col -= count;
1424 R->selection.mark.col -= count; /* XXX: yes? */ 1582 selection.mark.col -= count; /* XXX: yes? */
1425 R->selection.end.col -= count; 1583 selection.end.col -= count;
1426 } 1584 }
1427 } 1585 }
1586
1428 break; 1587 break;
1429 } 1588 }
1430} 1589}
1431 1590
1432/* ------------------------------------------------------------------------- */ 1591/* ------------------------------------------------------------------------- */
1433/* 1592/*
1434 * Set the scrolling region 1593 * Set the scrolling region
1435 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1594 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1436 */ 1595 */
1437/* EXTPROTO */ 1596void ecb_cold
1438void
1439rxvt_scr_scroll_region(pR_ int top, int bot) 1597rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1440{ 1598{
1441 MAX_IT(top, 0); 1599 max_it (top, 0);
1442 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1600 min_it (bot, nrow - 1);
1601
1443 if (top > bot) 1602 if (top > bot)
1444 return; 1603 return;
1604
1445 R->screen.tscroll = top; 1605 screen.tscroll = top;
1446 R->screen.bscroll = bot; 1606 screen.bscroll = bot;
1447 rxvt_scr_gotorc(aR_ 0, 0, 0); 1607 scr_gotorc (0, 0, 0);
1448} 1608}
1449 1609
1450/* ------------------------------------------------------------------------- */ 1610/* ------------------------------------------------------------------------- */
1451/* 1611/*
1452 * Make the cursor visible/invisible 1612 * Make the cursor visible/invisible
1453 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1613 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1454 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1614 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1455 */ 1615 */
1456/* EXTPROTO */ 1616void ecb_cold
1457void
1458rxvt_scr_cursor_visible(pR_ int mode) 1617rxvt_term::scr_cursor_visible (int mode) NOTHROW
1459{ 1618{
1460 R->want_refresh = 1; 1619 want_refresh = 1;
1620
1461 if (mode) 1621 if (mode)
1462 R->screen.flags |= Screen_VisibleCursor; 1622 screen.flags |= Screen_VisibleCursor;
1463 else 1623 else
1464 R->screen.flags &= ~Screen_VisibleCursor; 1624 screen.flags &= ~Screen_VisibleCursor;
1465} 1625}
1466 1626
1467/* ------------------------------------------------------------------------- */ 1627/* ------------------------------------------------------------------------- */
1468/* 1628/*
1469 * Set/unset automatic wrapping 1629 * Set/unset automatic wrapping
1470 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1630 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1471 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1631 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1472 */ 1632 */
1473/* EXTPROTO */ 1633void ecb_cold
1474void 1634rxvt_term::scr_autowrap (int mode) NOTHROW
1475rxvt_scr_autowrap(pR_ int mode)
1476{ 1635{
1477 if (mode) 1636 if (mode)
1478 R->screen.flags |= Screen_Autowrap; 1637 screen.flags |= Screen_Autowrap;
1479 else 1638 else
1480 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1639 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1481} 1640}
1482 1641
1483/* ------------------------------------------------------------------------- */ 1642/* ------------------------------------------------------------------------- */
1484/* 1643/*
1485 * Set/unset margin origin mode 1644 * Set/unset margin origin mode
… …
1488 * Relative mode: line numbers are relative to top margin of scrolling region 1647 * Relative mode: line numbers are relative to top margin of scrolling region
1489 * and the cursor cannot be moved outside. 1648 * and the cursor cannot be moved outside.
1490 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1649 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1491 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1650 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1492 */ 1651 */
1493/* EXTPROTO */ 1652void ecb_cold
1494void
1495rxvt_scr_relative_origin(pR_ int mode) 1653rxvt_term::scr_relative_origin (int mode) NOTHROW
1496{ 1654{
1497 if (mode) 1655 if (mode)
1498 R->screen.flags |= Screen_Relative; 1656 screen.flags |= Screen_Relative;
1499 else 1657 else
1500 R->screen.flags &= ~Screen_Relative; 1658 screen.flags &= ~Screen_Relative;
1659
1501 rxvt_scr_gotorc(aR_ 0, 0, 0); 1660 scr_gotorc (0, 0, 0);
1502} 1661}
1503 1662
1504/* ------------------------------------------------------------------------- */ 1663/* ------------------------------------------------------------------------- */
1505/* 1664/*
1506 * Set insert/replace mode 1665 * Set insert/replace mode
1507 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1666 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1508 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1667 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1509 */ 1668 */
1510/* EXTPROTO */ 1669void ecb_cold
1511void
1512rxvt_scr_insert_mode(pR_ int mode) 1670rxvt_term::scr_insert_mode (int mode) NOTHROW
1513{ 1671{
1514 if (mode) 1672 if (mode)
1515 R->screen.flags |= Screen_Insert; 1673 screen.flags |= Screen_Insert;
1516 else 1674 else
1517 R->screen.flags &= ~Screen_Insert; 1675 screen.flags &= ~Screen_Insert;
1518} 1676}
1519 1677
1520/* ------------------------------------------------------------------------- */ 1678/* ------------------------------------------------------------------------- */
1521/* 1679/*
1522 * Set/Unset tabs 1680 * Set/Unset tabs
1523 * XTERM_SEQ: Set tab at current column : ESC H 1681 * XTERM_SEQ: Set tab at current column : ESC H
1524 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1682 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1525 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1683 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1526 */ 1684 */
1527/* EXTPROTO */ 1685void ecb_cold
1528void 1686rxvt_term::scr_set_tab (int mode) NOTHROW
1529rxvt_scr_set_tab(pR_ int mode)
1530{ 1687{
1531 if (mode < 0) 1688 if (mode < 0)
1532 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1689 memset (tabs, 0, ncol);
1533 else if (R->screen.cur.col < R->TermWin.ncol) 1690 else if (screen.cur.col < ncol)
1534 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1691 tabs [screen.cur.col] = !!mode;
1535} 1692}
1536 1693
1537/* ------------------------------------------------------------------------- */ 1694/* ------------------------------------------------------------------------- */
1538/* 1695/*
1539 * Set reverse/normal video 1696 * Set reverse/normal video
1540 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1697 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1541 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1698 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1542 */ 1699 */
1543/* EXTPROTO */
1544void 1700void
1545rxvt_scr_rvideo_mode(pR_ int mode) 1701rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1546{ 1702{
1703 rvideo_mode = on;
1704
1705#ifndef NO_BELL
1706 on ^= rvideo_bell;
1707#endif
1708
1709 if (rvideo_state != on)
1710 {
1711 rvideo_state = on;
1712
1713 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1714#ifdef HAVE_IMG
1715 if (bg_img == 0)
1716#endif
1717 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1718
1547 XGCValues gcvalue; 1719 XGCValues gcvalue;
1548
1549 if (R->rvideo != mode) {
1550 R->rvideo = mode;
1551 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1552#if defined(XPM_BACKGROUND)
1553 if (R->bgPixmap.pixmap == None)
1554#endif
1555#if defined(TRANSPARENT)
1556 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1557#endif
1558 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1559 R->PixColors[Color_bg]);
1560
1561 gcvalue.foreground = R->PixColors[Color_fg]; 1720 gcvalue.foreground = pix_colors[Color_fg];
1562 gcvalue.background = R->PixColors[Color_bg]; 1721 gcvalue.background = pix_colors[Color_bg];
1563 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1722 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1564 &gcvalue); 1723
1565 R->scr_clear (); 1724 scr_clear ();
1566 R->scr_touch (true); 1725 scr_touch (true);
1567 } 1726 }
1568} 1727}
1569 1728
1570/* ------------------------------------------------------------------------- */ 1729/* ------------------------------------------------------------------------- */
1571/* 1730/*
1572 * Report current cursor position 1731 * Report current cursor position
1573 * XTERM_SEQ: Report position: ESC [ 6 n 1732 * XTERM_SEQ: Report position: ESC [ 6 n
1574 */ 1733 */
1575/* EXTPROTO */ 1734void ecb_cold
1576void
1577rxvt_scr_report_position(pR) 1735rxvt_term::scr_report_position () NOTHROW
1578{ 1736{
1579 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1737 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1580} 1738}
1581 1739
1582/* ------------------------------------------------------------------------- * 1740/* ------------------------------------------------------------------------- *
1583 * FONTS * 1741 * FONTS *
1584 * ------------------------------------------------------------------------- */ 1742 * ------------------------------------------------------------------------- */
1585 1743
1586/* 1744/*
1587 * Set font style 1745 * Set font style
1588 */ 1746 */
1589/* INTPROTO */ 1747void ecb_cold
1590void 1748rxvt_term::set_font_style () NOTHROW
1591rxvt_set_font_style(pR)
1592{ 1749{
1750#if 0
1593 switch (R->charsets[R->screen.charset]) { 1751 switch (charsets [screen.charset])
1752 {
1594 case '0': /* DEC Special Character & Line Drawing Set */ 1753 case '0': /* DEC Special Character & Line Drawing Set */
1595 break; 1754 break;
1596 case 'A': /* United Kingdom (UK) */ 1755 case 'A': /* United Kingdom (UK) */
1597 break; 1756 break;
1598 case 'B': /* United States (USASCII) */ 1757 case 'B': /* United States (USASCII) */
1599 break; 1758 break;
1600 case '<': /* Multinational character set */ 1759 case '<': /* Multinational character set */
1601 break; 1760 break;
1602 case '5': /* Finnish character set */ 1761 case '5': /* Finnish character set */
1603 break; 1762 break;
1604 case 'C': /* Finnish character set */ 1763 case 'C': /* Finnish character set */
1605 break; 1764 break;
1606 case 'K': /* German character set */ 1765 case 'K': /* German character set */
1607 break; 1766 break;
1608 } 1767 }
1768#endif
1609} 1769}
1610 1770
1611/* ------------------------------------------------------------------------- */ 1771/* ------------------------------------------------------------------------- */
1612/* 1772/*
1613 * Choose a font 1773 * Choose a font
1614 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1774 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1615 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1775 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1616 * XTERM_SEQ: Invoke G2 character set: ESC N 1776 * XTERM_SEQ: Invoke G2 character set: ESC N
1617 * XTERM_SEQ: Invoke G3 character set: ESC O 1777 * XTERM_SEQ: Invoke G3 character set: ESC O
1618 */ 1778 */
1619/* EXTPROTO */ 1779void ecb_cold
1620void
1621rxvt_scr_charset_choose(pR_ int set) 1780rxvt_term::scr_charset_choose (int set) NOTHROW
1622{ 1781{
1623 R->screen.charset = set; 1782 screen.charset = set;
1624 rxvt_set_font_style(aR); 1783 set_font_style ();
1625} 1784}
1626 1785
1627/* ------------------------------------------------------------------------- */ 1786/* ------------------------------------------------------------------------- */
1628/* 1787/*
1629 * Set a font 1788 * Set a font
… …
1631 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1790 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1632 * XTERM_SEQ: Set G2 character set: ESC * <C> 1791 * XTERM_SEQ: Set G2 character set: ESC * <C>
1633 * XTERM_SEQ: Set G3 character set: ESC + <C> 1792 * XTERM_SEQ: Set G3 character set: ESC + <C>
1634 * See set_font_style for possible values for <C> 1793 * See set_font_style for possible values for <C>
1635 */ 1794 */
1636/* EXTPROTO */
1637void 1795void
1638rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1796rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1639{ 1797{
1640 R->charsets[set] = (unsigned char)ch; 1798 charsets[set] = (unsigned char)ch;
1641 rxvt_set_font_style(aR); 1799 set_font_style ();
1642} 1800}
1643 1801
1644
1645/* ------------------------------------------------------------------------- *
1646 * GRAPHICS COLOURS *
1647 * ------------------------------------------------------------------------- */
1648
1649#ifdef RXVT_GRAPHICS
1650/* EXTPROTO */
1651int
1652rxvt_scr_get_fgcolor(pR)
1653{
1654 return GET_FGCOLOR(R->rstyle);
1655}
1656
1657/* ------------------------------------------------------------------------- */
1658/* EXTPROTO */
1659int
1660rxvt_scr_get_bgcolor(pR)
1661{
1662 return GET_BGCOLOR(R->rstyle);
1663}
1664#endif
1665 1802
1666/* ------------------------------------------------------------------------- * 1803/* ------------------------------------------------------------------------- *
1667 * MAJOR SCREEN MANIPULATION * 1804 * MAJOR SCREEN MANIPULATION *
1668 * ------------------------------------------------------------------------- */ 1805 * ------------------------------------------------------------------------- */
1669 1806
1670/* 1807/*
1808 * refresh matching text.
1809 */
1810bool ecb_cold
1811rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1812{
1813 bool found = false;
1814
1815 for (int i = 0; i < nrow; i++)
1816 {
1817 rend_t *drp = drawn_buf[i].r;
1818
1819 for (int col = 0; col < ncol; col++, drp++)
1820 if ((*drp & mask) == value)
1821 {
1822 found = true;
1823 *drp = ~value;
1824 }
1825 }
1826
1827 return found;
1828}
1829
1830/*
1671 * Refresh an area 1831 * Refresh an area
1672 */ 1832 */
1673enum { 1833enum {
1674 PART_BEG = 0, 1834 PART_BEG = 0,
1675 PART_END, 1835 PART_END,
1676 RC_COUNT 1836 RC_COUNT
1677}; 1837};
1678 1838
1679void 1839void ecb_hot
1680rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1840rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1681{ 1841{
1682 int i; 1842 int i;
1683 row_col_t rc[RC_COUNT]; 1843 row_col_t rc[RC_COUNT];
1684 1844
1685 if (drawn_text == NULL) /* sanity check */ 1845 if (!drawn_buf) /* sanity check */
1686 return; 1846 return;
1687 1847
1688#ifdef DEBUG_STRICT 1848#ifndef NO_SLOW_LINK_SUPPORT
1689 x = max(x, (int)TermWin.int_bwidth); 1849 if (refresh_type == FAST_REFRESH && !display->is_local)
1690 x = min(x, (int)TermWin.width); 1850 {
1691 y = max(y, (int)TermWin.int_bwidth); 1851 y = 0;
1692 y = min(y, (int)TermWin.height); 1852 eheight = height;
1853 }
1693#endif 1854#endif
1694 1855
1695/* round down */ 1856 /* round down */
1696 rc[PART_BEG].col = Pixel2Col(x); 1857 rc[PART_BEG].col = Pixel2Col (x);
1697 rc[PART_BEG].row = Pixel2Row(y); 1858 rc[PART_BEG].row = Pixel2Row (y);
1698/* round up */ 1859 /* round up */
1699 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1860 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1700 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1861 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1701 1862
1702/* sanity checks */ 1863 /* sanity checks */
1703 for (i = PART_BEG; i < RC_COUNT; i++) 1864 for (i = PART_BEG; i < RC_COUNT; i++)
1704 { 1865 {
1705 MIN_IT(rc[i].col, TermWin.ncol - 1); 1866 min_it (rc[i].col, ncol - 1);
1706 MIN_IT(rc[i].row, TermWin.nrow - 1); 1867 min_it (rc[i].row, nrow - 1);
1707 } 1868 }
1708
1709 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1710 1869
1711 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1870 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1712 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1871 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1713 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1872
1873 num_scr_allow = 0;
1714 1874
1715 if (refresh) 1875 if (refresh)
1716 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1876 scr_refresh ();
1717} 1877}
1718 1878
1719/* ------------------------------------------------------------------------- */ 1879/* ------------------------------------------------------------------------- */
1720/* 1880/*
1721 * Refresh the entire screen 1881 * Refresh the entire screen
1722 */ 1882 */
1723void 1883void
1724rxvt_term::scr_touch (bool refresh) 1884rxvt_term::scr_touch (bool refresh) NOTHROW
1725{ 1885{
1726 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1886 scr_expose (0, 0, vt_width, vt_height, refresh);
1727} 1887}
1728 1888
1729/* ------------------------------------------------------------------------- */ 1889/* ------------------------------------------------------------------------- */
1730/* 1890/*
1731 * Move the display so that the line represented by scrollbar value Y is at 1891 * Move the display so that the line represented by scrollbar value Y is at
1732 * the top of the screen 1892 * the top of the screen
1733 */ 1893 */
1734/* EXTPROTO */ 1894void
1735int
1736rxvt_scr_move_to(pR_ int y, int len) 1895rxvt_term::scr_move_to (int y, int len) NOTHROW
1737{ 1896{
1738 long p = 0; 1897 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1739 uint16_t oldviewstart;
1740
1741 oldviewstart = R->TermWin.view_start;
1742 if (y < len) {
1743 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1744 p -= (long)(R->TermWin.nrow - 1);
1745 p = max(p, 0);
1746 }
1747 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1748 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1749
1750 return rxvt_scr_changeview(aR_ oldviewstart);
1751} 1898}
1752 1899
1753/* ------------------------------------------------------------------------- */ 1900/* ------------------------------------------------------------------------- */
1754/* 1901/*
1755 * Page the screen up/down nlines 1902 * Page the screen up/down nlines
1756 * direction should be UP or DN 1903 * direction should be UP or DN
1757 */ 1904 */
1758/* EXTPROTO */ 1905bool
1759int
1760rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1906rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1761{ 1907{
1762 int n; 1908 int new_view_start =
1763 uint16_t oldviewstart; 1909 direction == UP ? view_start - nlines
1910 : view_start + nlines;
1764 1911
1765 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1766#ifdef DEBUG_STRICT
1767 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1768#endif
1769 oldviewstart = R->TermWin.view_start;
1770 if (direction == UP) {
1771 n = R->TermWin.view_start + nlines;
1772 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1773 } else {
1774 n = R->TermWin.view_start - nlines;
1775 R->TermWin.view_start = max(n, 0);
1776 }
1777 return rxvt_scr_changeview(aR_ oldviewstart); 1912 return scr_changeview (new_view_start);
1778} 1913}
1779 1914
1780/* INTPROTO */ 1915bool
1781int 1916rxvt_term::scr_changeview (int new_view_start) NOTHROW
1782rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1783{ 1917{
1784 if (R->TermWin.view_start != oldviewstart) { 1918 clamp_it (new_view_start, top_row, 0);
1919
1920 if (new_view_start == view_start)
1921 return false;
1922
1923 num_scr += new_view_start - view_start;
1924 view_start = new_view_start;
1785 R->want_refresh = 1; 1925 want_refresh = 1;
1786#ifdef RXVT_GRAPHICS
1787 if (rxvt_Gr_Displayed(aR))
1788 rxvt_Gr_scroll(aR_ 0);
1789#endif
1790 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1791 }
1792 return (int)(R->TermWin.view_start - oldviewstart);
1793}
1794 1926
1795/* ------------------------------------------------------------------------- */ 1927 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1796/* EXTPROTO */ 1928
1797void 1929 return true;
1798rxvt_scr_bell(pR) 1930}
1799{ 1931
1800#ifndef NO_BELL 1932#ifndef NO_BELL
1933void
1934rxvt_term::bell_cb (ev::timer &w, int revents)
1935{
1936 rvideo_bell = false;
1937 scr_rvideo_mode (rvideo_mode);
1938 refresh_check ();
1939}
1940#endif
1941
1942/* ------------------------------------------------------------------------- */
1943void
1944rxvt_term::scr_bell () NOTHROW
1945{
1946#ifndef NO_BELL
1947
1801# ifndef NO_MAPALERT 1948# ifndef NO_MAPALERT
1802# ifdef MAPALERT_OPTION 1949# ifdef MAPALERT_OPTION
1803 if (R->Options & Opt_mapAlert) 1950 if (option (Opt_mapAlert))
1804# endif 1951# endif
1805 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1952 XMapWindow (dpy, parent);
1806# endif 1953# endif
1807 if (R->Options & Opt_visualBell) { 1954
1808 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1955# if ENABLE_FRILLS
1809 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1956 if (option (Opt_urgentOnBell))
1810 } else 1957 set_urgency (1);
1811 XBell(R->Xdisplay, 0);
1812#endif 1958# endif
1813}
1814 1959
1960 if (option (Opt_visualBell))
1961 {
1962 rvideo_bell = true;
1963 scr_rvideo_mode (rvideo_mode);
1964 flush ();
1965
1966 bell_ev.start (VISUAL_BELL_DURATION);
1967 }
1968 else
1969 XBell (dpy, 0);
1970 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1971#endif
1972}
1973
1815/* ------------------------------------------------------------------------- */ 1974/* ------------------------------------------------------------------------- */
1816/* ARGSUSED */ 1975void ecb_cold
1817/* EXTPROTO */
1818void
1819rxvt_scr_printscreen(pR_ int fullhist) 1976rxvt_term::scr_printscreen (int fullhist) NOTHROW
1820{ 1977{
1821#ifdef PRINTPIPE 1978#ifdef PRINTPIPE
1822 int i, r1, nrows, row_offset; 1979 int nrows, row_start;
1823 text_t *t; 1980 FILE *fd = popen_printer ();
1824 FILE *fd;
1825 1981
1826 if ((fd = rxvt_popen_printer(aR)) == NULL) 1982 if (!fd)
1827 return; 1983 return;
1828 nrows = R->TermWin.nrow; 1984
1829 row_offset = R->TermWin.saveLines;
1830 if (!fullhist) 1985 if (fullhist)
1831 row_offset -= R->TermWin.view_start;
1832 else {
1833 nrows += R->TermWin.nscrolled;
1834 row_offset -= R->TermWin.nscrolled;
1835 } 1986 {
1836 1987 nrows = nrow - top_row;
1837 for (r1 = 0; r1 < nrows; r1++) { 1988 row_start = top_row;
1838 t = R->screen.text[r1 + row_offset]; 1989 }
1839 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1990 else
1840 if (!isspace(t[i]))
1841 break;
1842 fprintf(fd, "%.*s\n", (i + 1), t);
1843 } 1991 {
1992 nrows = nrow;
1993 row_start = view_start;
1994 }
1995
1996 wctomb (0, 0);
1997
1998 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1999 {
2000 text_t *tp = ROW(r1).t;
2001 int len = ROW(r1).l;
2002
2003 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2004 {
2005 char mb[MB_LEN_MAX];
2006 text_t t = *tp++;
2007 if (t == NOCHAR)
2008 continue;
2009
2010 len = wctomb (mb, t);
2011
2012 if (len <= 0)
2013 {
2014 mb[0] = ' ';
2015 len = 1;
2016 }
2017
2018 fwrite (mb, 1, len, fd);
2019 }
2020
2021 fputc ('\n', fd);
2022 }
2023
1844 rxvt_pclose_printer(fd); 2024 pclose_printer (fd);
1845#endif 2025#endif
1846} 2026}
1847 2027
1848/* ------------------------------------------------------------------------- */ 2028/* ------------------------------------------------------------------------- */
1849/* 2029/*
1850 * Refresh the screen 2030 * Refresh the screen
1851 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2031 * drawn_text/drawn_rend contain the screen information before the update.
1852 * R->screen.text/R->screen.rend contain what the screen will change to. 2032 * screen.text/screen.rend contain what the screen will change to.
2033 */
2034void ecb_hot
2035rxvt_term::scr_refresh () NOTHROW
2036{
2037 int16_t col, row, /* column/row we're processing */
2038 ocrow; /* old cursor row */
2039 int i; /* tmp */
2040#ifndef NO_CURSORCOLOR
2041 rend_t cc1; /* store colours at cursor position (s) */
2042#endif
2043 rend_t *crp; // cursor rendition pointer
2044 rend_t ccol1, /* Cursor colour */
2045 ccol2; /* Cursor colour2 */
2046
2047 want_refresh = 0; /* screen is current */
2048
2049 if (refresh_type == NO_REFRESH || !mapped)
2050 return;
2051
2052 /*
2053 * A: set up vars
1853 */ 2054 */
2055 refresh_count = 0;
1854 2056
1855#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2057 unsigned int old_screen_flags = screen.flags;
1856# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2058 bool have_bg = 0;
1857# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2059#ifdef HAVE_IMG
2060 have_bg = bg_img != 0;
2061#endif
2062 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2063
2064 /*
2065 * B: reverse any characters which are selected
2066 */
2067 scr_reverse_selection ();
2068
2069 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2070#if ENABLE_OVERLAY
2071 scr_swap_overlay ();
2072#endif
2073
2074 bool showcursor = screen.flags & Screen_VisibleCursor;
2075
2076 /*
2077 * C: set the cursor character (s)
2078 */
2079 {
2080 bool setoldcursor;
2081
2082#ifdef CURSOR_BLINK
2083 if (hidden_cursor)
2084 showcursor = 0;
2085#endif
2086
2087 if (showcursor)
2088 {
2089 int col = screen.cur.col;
2090
2091 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2092 col--;
2093
2094 crp = &ROW(screen.cur.row).r[col];
2095
2096#ifndef NO_CURSORCOLOR
2097 cc1 = *crp & (RS_fgMask | RS_bgMask);
2098 if (ISSET_PIXCOLOR (Color_cursor))
2099 ccol1 = Color_cursor;
2100 else
2101#endif
2102#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2103 ccol1 = fgcolor_of (rstyle);
1858#else 2104#else
1859# define MONO_BOLD(x) \ 2105 ccol1 = Color_fg;
1860 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1861# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1862#endif 2106#endif
1863 2107
1864#define FONT_WIDTH(X, Y) \
1865 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1866#define FONT_RBEAR(X, Y) \
1867 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1868#define FONT_LBEAR(X, Y) \
1869 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1870#define IS_FONT_CHAR(X, Y) \
1871 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1872
1873void
1874rxvt_term::scr_refresh (unsigned char refresh_type)
1875{
1876 unsigned char clearfirst, /* first character writes before cell */
1877 clearlast, /* last character writes beyond cell */
1878 must_clear, /* use draw_string not draw_image_string */
1879#ifndef NO_BOLDFONT
1880 bfont, /* we've changed font to bold font */
1881#endif
1882 rvid, /* reverse video this position */
1883 wbyte, /* we're in multibyte */
1884 showcursor; /* show the cursor */
1885 int fore, back; /* desired foreground/background */
1886 int16_t col, row, /* column/row we're processing */
1887 ocrow; /* old cursor row */
1888 int cursorwidth;
1889 int i, /* tmp */
1890 row_offset; /* basic offset in screen structure */
1891#ifndef NO_CURSORCOLOR 2108#ifndef NO_CURSORCOLOR
1892 rend_t cc1; /* store colours at cursor position(s) */
1893 rend_t cc2; /* store colours at cursor position(s) */
1894#endif
1895 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1896 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1897
1898 if (refresh_type == NO_REFRESH || !TermWin.mapped)
1899 return;
1900
1901 /*
1902 * A: set up vars
1903 */
1904 clearfirst = clearlast = must_clear = wbyte = 0;
1905#ifndef NO_BOLDFONT
1906 bfont = 0;
1907#endif
1908
1909 if (currmaxcol < TermWin.ncol)
1910 {
1911 currmaxcol = TermWin.ncol;
1912 buffer = (char *)rxvt_realloc (buffer,
1913 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1914 }
1915
1916 refresh_count = 0;
1917
1918 row_offset = TermWin.saveLines - TermWin.view_start;
1919
1920 if ((refresh_type & REFRESH_BOUNDS))
1921 {
1922 clearfirst = clearlast = 1;
1923 refresh_type &= ~REFRESH_BOUNDS;
1924 }
1925
1926#if defined(XPM_BACKGROUND)
1927 must_clear |= (bgPixmap.pixmap != None);
1928#endif
1929#if defined(TRANSPARENT)
1930 must_clear |= ((Options & Opt_transparent) && am_transparent);
1931#endif
1932 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1933
1934 /*
1935 * B: reverse any characters which are selected
1936 */
1937 rxvt_scr_reverse_selection (this);
1938
1939 /*
1940 * C: set the cursor character(s)
1941 */
1942 {
1943 unsigned char setoldcursor;
1944 rend_t ccol1, /* Cursor colour */
1945 ccol2; /* Cursor colour2 */
1946
1947 showcursor = (screen.flags & Screen_VisibleCursor);
1948 cursorwidth = 0;
1949#ifdef CURSOR_BLINK
1950 if (hidden_cursor)
1951 showcursor = 0;
1952#endif
1953
1954 cursorwidth = 0;
1955
1956 if (showcursor)
1957 {
1958 cursorwidth++;
1959
1960 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
1961 [screen.cur.col]);
1962
1963 if (showcursor && TermWin.focus)
1964 {
1965 *srp ^= RS_RVid;
1966#ifndef NO_CURSORCOLOR
1967 cc1 = *srp & (RS_fgMask | RS_bgMask);
1968 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2109 if (ISSET_PIXCOLOR (Color_cursor2))
1969 ccol1 = Color_cursor; 2110 ccol2 = Color_cursor2;
1970 else 2111 else
2112#endif
1971#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2113#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1972 ccol1 = GET_FGCOLOR(rstyle); 2114 ccol2 = bgcolor_of (rstyle);
1973#else 2115#else
1974 ccol1 = Color_fg; 2116 ccol2 = Color_bg;
1975#endif 2117#endif
1976 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2118
1977 ccol2 = Color_cursor2; 2119 if (focus)
2120 {
2121 if (option (Opt_cursorUnderline))
2122 *crp ^= RS_Uline;
1978 else 2123 else
1979#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2124 {
1980 ccol2 = GET_BGCOLOR(rstyle); 2125 *crp ^= RS_RVid;
1981#else
1982 ccol2 = Color_bg;
1983#endif
1984 *srp = SET_FGCOLOR(*srp, ccol1); 2126 *crp = SET_FGCOLOR (*crp, ccol1);
1985 *srp = SET_BGCOLOR(*srp, ccol2); 2127 *crp = SET_BGCOLOR (*crp, ccol2);
1986#endif
1987 }
1988
1989 while (IS_WIDE (*srp))
1990 cursorwidth++, srp++;
1991 }
1992
1993 /* make sure no outline cursor is left around */
1994 setoldcursor = 0;
1995 if (ocrow != -1) {
1996 if (screen.cur.row + TermWin.view_start != ocrow
1997 || screen.cur.col != oldcursor.col) {
1998 if (ocrow < TermWin.nrow
1999 && oldcursor.col < TermWin.ncol) {
2000 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
2001 } 2128 }
2002 if (TermWin.focus || !showcursor)
2003 oldcursor.row = -1;
2004 else
2005 setoldcursor = 1;
2006 }
2007 } else if (!TermWin.focus)
2008 setoldcursor = 1;
2009 if (setoldcursor) {
2010 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
2011 oldcursor.row = -1;
2012 else {
2013 oldcursor.row = screen.cur.row + TermWin.view_start;
2014 oldcursor.col = screen.cur.col;
2015 } 2129 }
2016 } 2130 }
2131
2132 /* make sure no outline cursor is left around */
2133 setoldcursor = 0;
2134 if (ocrow != -1)
2135 {
2136 if (screen.cur.row - view_start != ocrow
2137 || screen.cur.col != oldcursor.col)
2138 {
2139 if (ocrow < nrow
2140 && oldcursor.col < ncol)
2141 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2142
2143 if (focus || !showcursor)
2144 oldcursor.row = -1;
2145 else
2146 setoldcursor = 1;
2147 }
2017 } 2148 }
2149 else if (!focus)
2150 setoldcursor = 1;
2151
2152 if (setoldcursor)
2153 {
2154 if (screen.cur.row - view_start >= nrow)
2155 oldcursor.row = -1;
2156 else
2157 {
2158 oldcursor.row = screen.cur.row - view_start;
2159 oldcursor.col = screen.cur.col;
2160 }
2161 }
2162 }
2018 2163
2019#ifndef NO_SLOW_LINK_SUPPORT 2164#ifndef NO_SLOW_LINK_SUPPORT
2020 /* 2165 /*
2021 * D: CopyArea pass - very useful for slower links 2166 * D: CopyArea pass - very useful for slower links
2022 * This has been deliberately kept simple. 2167 * This has been deliberately kept simple.
2023 */ 2168 */
2024 i = num_scr; 2169 if (!display->is_local
2025 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2170 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2026 && abs(i) < TermWin.nrow && !must_clear) 2171 && abs (num_scr) < nrow && !have_bg)
2027 { 2172 {
2028 int16_t nits; 2173 int16_t nits;
2029 int j; 2174 int i = num_scr;
2030 rend_t *drp2; 2175 int j;
2031 text_t *dtp2; 2176 int len, wlen;
2032 int len, wlen;
2033 2177
2034 j = TermWin.nrow; 2178 j = nrow;
2035 wlen = len = -1; 2179 wlen = len = -1;
2036 row = i > 0 ? 0 : j - 1; 2180 row = i > 0 ? 0 : j - 1;
2181
2037 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2182 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2038 { 2183 {
2039 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2184 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2040 { 2185 {
2041 stp = screen.text[row + row_offset]; 2186 line_t s = ROW(view_start + row);
2042 srp = screen.rend[row + row_offset];
2043 dtp = drawn_text[row]; 2187 line_t d = drawn_buf[row];
2044 dtp2 = drawn_text[row + i]; 2188 line_t d2 = drawn_buf[row + i];
2045 drp = drawn_rend[row];
2046 drp2 = drawn_rend[row + i];
2047 2189
2048 for (nits = 0, col = TermWin.ncol; col--; ) 2190 for (nits = 0, col = ncol; col--; )
2049 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2191 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2050 nits--; 2192 nits--;
2051 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2193 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2052 nits++; 2194 nits++;
2053 2195
2054 if (nits > 8) /* XXX: arbitrary choice */ 2196 if (nits > 8) /* XXX: arbitrary choice */
2197 {
2198 for (col = ncol; col--; )
2199 {
2200 *d.t++ = *d2.t++;
2201 *d.r++ = *d2.r++;
2202 }
2203
2204 if (len == -1)
2205 len = row;
2206
2207 wlen = row;
2208 continue;
2209 }
2210 }
2211
2212 if (len >= 0)
2213 {
2214 /* also comes here at end if needed because of >= above */
2215 if (wlen < len)
2216 ::swap (wlen, len);
2217
2218 XGCValues gcv;
2219
2220 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2221 XCopyArea (dpy, vt, vt,
2222 gc, 0, Row2Pixel (len + i),
2223 (unsigned int)this->width,
2224 (unsigned int)Height2Pixel (wlen - len + 1),
2225 0, Row2Pixel (len));
2226 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2227
2228 len = -1;
2229 }
2230 }
2231 }
2232#endif
2233
2234 /*
2235 * E: main pass across every character
2236 */
2237 for (row = 0; row < nrow; row++)
2238 {
2239 text_t *stp = ROW(view_start + row).t;
2240 rend_t *srp = ROW(view_start + row).r;
2241 text_t *dtp = drawn_buf[row].t;
2242 rend_t *drp = drawn_buf[row].r;
2243
2244 /*
2245 * E2: OK, now the real pass
2246 */
2247 int ypixel = (int)Row2Pixel (row);
2248
2249 for (col = 0; col < ncol; col++)
2250 {
2251 /* compare new text with old - if exactly the same then continue */
2252 if (stp[col] == dtp[col] /* Must match characters to skip. */
2253 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2254 || (stp[col] == ' ' /* space w/ no background change */
2255 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2256 continue;
2257
2258 // redraw one or more characters
2259
2260 // seek to the beginning of wide characters
2261 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2262 --col;
2263
2264 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2265 text_t *text = stp + col;
2266 int count = 1;
2267
2268 dtp[col] = stp[col];
2269 drp[col] = rend;
2270
2271 int xpixel = Col2Pixel (col);
2272
2273 for (i = 0; ++col < ncol; )
2274 {
2275 if (stp[col] == NOCHAR)
2276 {
2277 dtp[col] = stp[col];
2278 drp[col] = srp[col];
2279
2280 count++;
2281 i++;
2282
2283 continue;
2284 }
2285
2286 if (!RS_SAME (rend, srp[col]))
2287 break;
2288
2289 count++;
2290
2291 if (stp[col] != dtp[col]
2292 || !RS_SAME (srp[col], drp[col]))
2293 {
2294 if (have_bg && (i++ > count / 2))
2295 break;
2296
2297 dtp[col] = stp[col];
2298 drp[col] = rend;
2299 i = 0;
2300 }
2301 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2302 break;
2303 }
2304
2305 col--; /* went one too far. move back */
2306 count -= i; /* dump any matching trailing chars */
2307
2308 // sometimes we optimize away the trailing NOCHAR's, add them back
2309 while (ecb_unlikely (i && text[count] == NOCHAR))
2310 count++, i--;
2311
2312 /*
2313 * Determine the attributes for the string
2314 */
2315 int fore = fgcolor_of (rend); // desired foreground
2316 int back = bgcolor_of (rend); // desired background
2317
2318 // only do special processing if any attributes are set, which is unlikely
2319 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2320 {
2321 bool invert = rend & RS_RVid;
2322
2323#ifndef NO_BOLD_UNDERLINE_REVERSE
2324 if (rend & RS_Bold && fore == Color_fg)
2325 {
2326 if (ISSET_PIXCOLOR (Color_BD))
2327 fore = Color_BD;
2328# if !ENABLE_STYLES
2329 else
2330 invert = !invert;
2331# endif
2332 }
2333
2334 if (rend & RS_Italic && fore == Color_fg)
2335 {
2336 if (ISSET_PIXCOLOR (Color_IT))
2337 fore = Color_IT;
2338# if !ENABLE_STYLES
2339 else
2340 invert = !invert;
2341# endif
2342 }
2343
2344 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2345 fore = Color_UL;
2346#endif
2347
2348#ifdef OPTION_HC
2349 if (rend & RS_Sel)
2350 {
2351 /* invert the column if no highlightColor is set or it is the
2352 * current cursor column */
2353 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2354 && ISSET_PIXCOLOR (Color_HC))
2355 {
2356 if (ISSET_PIXCOLOR (Color_HTC))
2357 fore = Color_HTC;
2358 // if invert is 0 reverse video is set so we use bg color as fg color
2359 else if (!invert)
2360 fore = back;
2361
2362 back = Color_HC;
2363 invert = 0;
2364 }
2365 }
2366#endif
2367
2368 if (invert)
2369 {
2370 ::swap (fore, back);
2371
2372#ifndef NO_BOLD_UNDERLINE_REVERSE
2373 if (fore == back)
2374 {
2375 fore = Color_bg;
2376 back = Color_fg;
2377 }
2378#endif
2379 }
2380
2381#ifdef TEXT_BLINK
2382 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2383 {
2384 if (!text_blink_ev.is_active ())
2385 {
2386 text_blink_ev.again ();
2387 hidden_text = 0;
2388 }
2389 else if (hidden_text)
2390 fore = back;
2391 }
2392#endif
2393
2394#if ENABLE_STYLES
2395 // "careful" (too wide) character handling
2396
2397 // include previous careful character(s) if possible, looks nicer (best effort...)
2398 while (text > stp
2399 && srp[text - stp - 1] & RS_Careful
2400 && RS_SAME (rend, srp[text - stp - 1]))
2401 text--, count++, xpixel -= fwidth;
2402
2403 // force redraw after "careful" characters to avoid pixel droppings
2404 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2405 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2406
2407 // force redraw before "careful" characters to avoid pixel droppings
2408 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2409 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2410#endif
2411 }
2412
2413 /*
2414 * Actually do the drawing of the string here
2415 */
2416 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2417
2418 if (ecb_likely (have_bg && back == Color_bg))
2419 {
2420 // this is very ugly, maybe push it into ->draw?
2421
2422 for (i = 0; i < count; i++) /* don't draw empty strings */
2423 if (text[i] != ' ')
2055 { 2424 {
2056 for (col = TermWin.ncol; col--; ) 2425 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2057 { 2426 goto did_clear;
2058 *dtp++ = *dtp2++;
2059 *drp++ = *drp2++;
2060 }
2061
2062 if (len == -1)
2063 len = row;
2064
2065 wlen = row;
2066 continue;
2067 } 2427 }
2428
2429 CLEAR_CHARS (xpixel, ypixel, count);
2430 did_clear: ;
2068 } 2431 }
2432 else
2433 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2069 2434
2070 if (len != -1) 2435 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2071 { 2436 {
2072 /* also comes here at end if needed because of >= above */ 2437#if ENABLE_FRILLS
2073 if (wlen < len) 2438 if (ISSET_PIXCOLOR (Color_underline))
2074 SWAP_IT(wlen, len, int); 2439 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2075
2076 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2077 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2078 TermWin.gc, 0, Row2Pixel (len + i),
2079 (unsigned int)TermWin_TotalWidth (),
2080 (unsigned int)Height2Pixel (wlen - len + 1),
2081 0, Row2Pixel (len));
2082 len = -1;
2083 }
2084 }
2085 }
2086#endif
2087
2088 /*
2089 * E: main pass across every character
2090 */
2091 for (row = 0; row < TermWin.nrow; row++)
2092 {
2093 stp = screen.text[row + row_offset];
2094 srp = screen.rend[row + row_offset];
2095 dtp = drawn_text[row];
2096 drp = drawn_rend[row];
2097
2098 /*
2099 * E2: OK, now the real pass
2100 */
2101 int ypixel = (int)Row2Pixel(row);
2102
2103 for (col = 0; col < TermWin.ncol; col++)
2104 {
2105 /* compare new text with old - if exactly the same then continue */
2106 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2107
2108 if (stp[col] == dtp[col] /* Must match characters to skip. */
2109 && (rend == drp[col] /* Either rendition the same or */
2110 || (stp[col] == ' ' /* space w/ no background change */
2111 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2112 continue;
2113
2114 text_t *text = stp + col;
2115 int count = 1;
2116
2117 /* redraw one or more characters */
2118
2119 dtp[col] = stp[col];
2120 drp[col] = rend;
2121
2122 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2123 continue;
2124
2125 int xpixel = Col2Pixel(col);
2126
2127 // this loop looks very messy, it can probably be optimized
2128 // and cleaned a bit by you?
2129 for (i = 0; ++col < TermWin.ncol; )
2130 {
2131 if (stp[col] == NOCHAR)
2132 {
2133 dtp[col] = stp[col];
2134 drp[col] = rend;
2135 count++;
2136
2137 if (i) // only possible skip if char unchanged
2138 i++;
2139
2140 continue;
2141 }
2142
2143 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2144 break;
2145
2146 count++;
2147
2148 if (stp[col] != dtp[col]
2149 || srp[col] != drp[col])
2150 {
2151 if (must_clear && (i++ > (count / 2)))
2152 break;
2153
2154 dtp[col] = stp[col];
2155 drp[col] = rend;
2156 i = 0;
2157 }
2158 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2159 break;
2160 }
2161
2162 col--; /* went one too far. move back */
2163 count -= i; /* dump any matching trailing chars */
2164
2165 /*
2166 * Determine the attributes for the string
2167 */
2168 int fid = GET_FONT(rend);
2169 fore = GET_FGCOLOR(rend);
2170 back = GET_BGCOLOR(rend);
2171 rend = GET_ATTR(rend);
2172
2173 rvid = (rend & RS_RVid) ? 1 : 0;
2174#ifdef OPTION_HC
2175 if (!rvid && (rend & RS_Blink))
2176 {
2177 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2178 back = Color_HC;
2179 else 2440 else
2180 rvid = !rvid; /* fall back */ 2441#endif
2442 XSetForeground (dpy, gc, pix_colors[fore]);
2443
2444 XDrawLine (dpy, vt, gc,
2445 xpixel, ypixel + font->ascent + 1,
2446 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2181 } 2447 }
2182#endif 2448 } /* for (col....) */
2183 if (rvid) 2449 } /* for (row....) */
2450
2451 /*
2452 * G: cleanup cursor and display outline cursor if necessary
2453 */
2454 if (showcursor)
2455 {
2456 if (focus)
2457 {
2458 if (option (Opt_cursorUnderline))
2459 *crp ^= RS_Uline;
2460 else
2184 { 2461 {
2185 SWAP_IT(fore, back, int); 2462 *crp ^= RS_RVid;
2186
2187#ifndef NO_BOLD_UNDERLINE_REVERSE
2188 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2189# ifndef NO_CURSORCOLOR 2463#ifndef NO_CURSORCOLOR
2464 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2465#endif
2466 }
2467 }
2468 else if (oldcursor.row >= 0)
2469 {
2470 int cursorwidth = 1;
2471 int col = oldcursor.col;
2472
2473 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2474 col--;
2475
2476 while (col + cursorwidth < ncol
2477 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2478 cursorwidth++;
2479
2480#ifndef NO_CURSORCOLOR
2190 && !ISSET_PIXCOLOR (this, Color_cursor) 2481 if (ISSET_PIXCOLOR (Color_cursor))
2482 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2483 else
2484#endif
2485 XSetForeground (dpy, gc, pix_colors[ccol1]);
2486
2487 XDrawRectangle (dpy, vt, gc,
2488 Col2Pixel (col),
2489 Row2Pixel (oldcursor.row),
2490 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2491 (unsigned int) (Height2Pixel (1) - 1));
2492 }
2493 }
2494
2495 /*
2496 * H: cleanup selection
2497 */
2498#if ENABLE_OVERLAY
2499 scr_swap_overlay ();
2500#endif
2501 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2502
2503 scr_reverse_selection ();
2504
2505 screen.flags = old_screen_flags;
2506 num_scr = 0;
2507 num_scr_allow = 1;
2508}
2509
2510void ecb_cold
2511rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2512{
2513 if (!l.valid ())
2514 return;
2515
2516 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2517
2518 for (int i = ncol; i--; )
2519 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2520}
2521
2522void ecb_cold
2523rxvt_term::scr_remap_chars () NOTHROW
2524{
2525 for (int i = total_rows; i--; )
2526 scr_remap_chars (row_buf [i]);
2527
2528 for (int i = nrow; i--; )
2529 {
2530 scr_remap_chars (drawn_buf [i]);
2531 scr_remap_chars (swap_buf [i]);
2532 }
2533}
2534
2535void ecb_cold
2536rxvt_term::scr_recolour (bool refresh) NOTHROW
2537{
2538 bool transparent = false;
2539
2540#ifdef HAVE_IMG
2541 if (bg_img != 0)
2542 {
2543# if ENABLE_TRANSPARENCY
2544 if (bg_flags & BG_IS_TRANSPARENT)
2545 {
2546 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2547 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2548
2549 transparent = true;
2550 }
2551 else
2191# endif 2552# endif
2192 )
2193 back = Color_RV;
2194#endif
2195 }
2196#ifndef NO_BOLD_UNDERLINE_REVERSE
2197 else if (rend & RS_Bold)
2198 { 2553 {
2199 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_BD)) 2554 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2200 { 2555 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2201 fore = Color_BD; 2556 }
2202# ifndef VERYBOLD 2557 }
2203 rend &= ~RS_Bold; /* we've taken care of it */ 2558 else
2204# endif 2559#endif
2205 }
2206 }
2207 else if (rend & RS_Uline)
2208 {
2209 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2210 {
2211 fore = Color_UL;
2212 rend &= ~RS_Uline; /* we've taken care of it */
2213 }
2214 }
2215#endif
2216
2217 /*
2218 * Actually do the drawing of the string here
2219 */
2220 rxvt_font *font = (*TermWin.fontset)[fid];
2221
2222 if (back == Color_bg)
2223 {
2224 if (must_clear)
2225 {
2226 for (i = 0; i < count; i++) /* don't draw empty strings */
2227 if (text[i] != ' ')
2228 {
2229 font->draw (xpixel, ypixel, text, count, fore, -1);
2230 goto nodraw;
2231 }
2232
2233 CLEAR_CHARS (xpixel, ypixel, count);
2234nodraw: ;
2235 }
2236 else
2237 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2238 }
2239 else
2240 font->draw (xpixel, ypixel, text, count, fore, back);
2241
2242 if ((rend & RS_Uline) && (font->descent > 1))
2243 XDrawLine(Xdisplay, drawBuffer, TermWin.gc,
2244 xpixel, ypixel + font->ascent + 1,
2245 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2246 } /* for (col....) */
2247 } /* for (row....) */
2248
2249 /*
2250 * G: cleanup cursor and display outline cursor if necessary
2251 */
2252 if (showcursor) {
2253 if (TermWin.focus) {
2254 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
2255 [screen.cur.col]);
2256 *srp ^= RS_RVid;
2257#ifndef NO_CURSORCOLOR
2258 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2259#endif
2260 } else if (oldcursor.row >= 0) {
2261#ifndef NO_CURSORCOLOR
2262 unsigned long gcmask; /* Graphics Context mask */
2263
2264 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor))
2265 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]);
2266#endif
2267 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc,
2268 Col2Pixel(oldcursor.col),
2269 Row2Pixel(oldcursor.row),
2270 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2271 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1));
2272 }
2273 } 2560 {
2561 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2562 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2563 }
2274 2564
2275 /* 2565 XClearWindow (dpy, parent);
2276 * H: cleanup selection
2277 */
2278 rxvt_scr_reverse_selection (this);
2279 2566
2280 /* 2567 if (scrollBar.win)
2281 * I: other general cleanup 2568 {
2282 */ 2569 if (transparent)
2283 if (clearfirst && TermWin.int_bwidth) 2570 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2284 /* 2571 else
2285 * clear the whole screen height, note that width == 0 is treated 2572 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2286 * specially by XClearArea 2573 scrollBar.state = SB_STATE_IDLE;
2287 */ 2574 scrollBar.show (0);
2288 XClearArea(Xdisplay, TermWin.vt, 0, 0, 2575 }
2289 (unsigned int)TermWin.int_bwidth,
2290 (unsigned int)TermWin_TotalHeight(), False);
2291 if (clearlast && TermWin.int_bwidth)
2292 /*
2293 * clear the whole screen height, note that width == 0 is treated
2294 * specially by XClearArea
2295 */
2296 XClearArea(Xdisplay, TermWin.vt,
2297 TermWin.width + TermWin.int_bwidth, 0,
2298 (unsigned int)TermWin.int_bwidth,
2299 (unsigned int)TermWin_TotalHeight(), False);
2300 if (refresh_type & SMOOTH_REFRESH)
2301 XSync(Xdisplay, False);
2302 2576
2303 num_scr = 0; 2577 if (refresh)
2304 num_scr_allow = 1; 2578 {
2305 want_refresh = 0; /* screen is current */ 2579 scr_clear ();
2580 scr_touch (true);
2581 }
2582 want_refresh = 1;
2306} 2583}
2307 2584
2308/* ------------------------------------------------------------------------- */ 2585/* ------------------------------------------------------------------------- */
2309void 2586void
2310rxvt_term::scr_clear() 2587rxvt_term::scr_clear (bool really) NOTHROW
2311{ 2588{
2312 if (!TermWin.mapped) 2589 if (!mapped)
2313 return; 2590 return;
2314 2591
2315 num_scr_allow = 0; 2592 num_scr_allow = 0;
2316 want_refresh = 1; 2593 want_refresh = 1;
2317#ifdef TRANSPARENT 2594
2318 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2595 if (really)
2596 XClearWindow (dpy, vt);
2597}
2598
2599void
2600rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2601{
2602 int view_end = view_start + nrow;
2603 int row, col;
2604
2605 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2606 {
2607 text_t *stp = ROW(row).t;
2608 rend_t *srp = ROW(row).r;
2609
2610 for (col = beg_col; col < end_col; col++)
2611 srp[col] ^= rstyle1;
2612
2613 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2614 srp[col] ^= rstyle2;
2615
2616 if (++col < end_col)
2617 srp[col] ^= rstyle2;
2319 { 2618 }
2320 int i; 2619}
2321 2620
2322 if (!(Options & Opt_transparent_all)) 2621void
2622rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2623{
2624 int view_end = view_start + nrow;
2625 int row, col;
2626
2627 if (beg_row >= view_start)
2628 {
2629 col = beg_col;
2630 row = beg_row;
2631 }
2632 else
2633 {
2323 i = 0; 2634 col = 0;
2635 row = view_start;
2636 }
2637
2638 for (; row < min (end_row, view_end); row++, col = 0)
2639 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2640 srp[col] ^= rstyle;
2641
2642 if (row == end_row)
2643 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2644 srp[col] ^= rstyle;
2645}
2646
2647/* ------------------------------------------------------------------------- */
2648void ecb_hot
2649rxvt_term::scr_reverse_selection () NOTHROW
2650{
2651 if (selection.op
2652 && current_screen == selection.screen
2653 && selection.end.row >= view_start)
2654 {
2655#if !ENABLE_MINIMAL
2656 if (selection.rect)
2657 scr_xor_rect (selection.beg.row, selection.beg.col,
2658 selection.end.row, selection.end.col,
2659 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2324 else 2660 else
2325 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2326
2327 while (i--)
2328 if (TermWin.parent[i] != None)
2329 XClearWindow(Xdisplay, TermWin.parent[i]);
2330 }
2331#endif 2661#endif
2332 2662 scr_xor_span (selection.beg.row, selection.beg.col,
2333 XClearWindow (Xdisplay, TermWin.vt); 2663 selection.end.row, selection.end.col,
2334} 2664 RS_Sel | RS_RVid);
2335
2336/* ------------------------------------------------------------------------- */
2337/* INTPROTO */
2338void
2339rxvt_scr_reverse_selection(pR)
2340{
2341 int i, col, row, end_row;
2342 rend_t *srp;
2343
2344 if (R->selection.op && R->current_screen == R->selection.screen) {
2345 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2346 i = R->selection.beg.row + R->TermWin.saveLines;
2347 row = R->selection.end.row + R->TermWin.saveLines;
2348 if (i >= end_row)
2349 col = R->selection.beg.col;
2350 else {
2351 col = 0;
2352 i = end_row;
2353 }
2354 end_row += R->TermWin.nrow;
2355 for (; i < row && i < end_row; i++, col = 0)
2356 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2357#ifndef OPTION_HC
2358 srp[col] ^= RS_RVid;
2359#else
2360 srp[col] ^= RS_Blink;
2361#endif
2362 if (i == row && i < end_row)
2363 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2364#ifndef OPTION_HC
2365 srp[col] ^= RS_RVid;
2366#else
2367 srp[col] ^= RS_Blink;
2368#endif
2369 } 2665 }
2370} 2666}
2371 2667
2372/* ------------------------------------------------------------------------- */ 2668/* ------------------------------------------------------------------------- */
2373/* 2669/*
2374 * Dump the whole scrollback and screen to the passed filedescriptor. The 2670 * Dump the whole scrollback and screen to the passed filedescriptor. The
2375 * invoking routine must close the fd. 2671 * invoking routine must close the fd.
2376 */ 2672 */
2377#if 0 2673#if 0
2378/* EXTPROTO */
2379void 2674void
2380rxvt_scr_dump(pR_ int fd) 2675rxvt_term::scr_dump (int fd) NOTHROW
2381{ 2676{
2382 int row, wrote; 2677 // if this method is needed, it can be implemented by factoring the
2383 unsigned int width, towrite; 2678 // relevant code in scr_printscreen
2384 char r1[] = "\n";
2385
2386 for (row = R->TermWin.saveLines - R->TermWin.nscrolled;
2387 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) {
2388 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row]
2389 : R->TermWin.ncol;
2390 for (towrite = width; towrite; towrite -= wrote) {
2391 wrote = write(fd, &(R->screen.text[row][width - towrite]),
2392 towrite);
2393 if (wrote < 0)
2394 return; /* XXX: death, no report */
2395 }
2396 if (R->screen.tlen[row] >= 0)
2397 if (write(fd, r1, 1) <= 0)
2398 return; /* XXX: death, no report */
2399 }
2400} 2679}
2401#endif 2680#endif
2402 2681
2403/* ------------------------------------------------------------------------- * 2682/* ------------------------------------------------------------------------- *
2404 * CHARACTER SELECTION * 2683 * CHARACTER SELECTION *
2405 * ------------------------------------------------------------------------- */ 2684 * ------------------------------------------------------------------------- */
2406
2407/*
2408 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2409 */
2410/* EXTPROTO */
2411void 2685void
2412rxvt_selection_check(pR_ int check_more) 2686rxvt_term::selection_check (int check_more) NOTHROW
2413{ 2687{
2414 row_col_t pos;
2415
2416 if (!R->selection.op) 2688 if (!selection.op)
2417 return; 2689 return;
2418 2690
2419 pos.row = pos.col = 0; 2691 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2420 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2692 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2421 || (R->selection.beg.row >= R->TermWin.nrow) 2693 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2422 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled)
2423 || (R->selection.mark.row >= R->TermWin.nrow)
2424 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2425 || (R->selection.end.row >= R->TermWin.nrow)
2426 || (check_more == 1 2694 || (check_more == 1
2427 && R->current_screen == R->selection.screen 2695 && current_screen == selection.screen
2428 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2696 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2429 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2697 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2430 || (check_more == 2
2431 && ROWCOL_IS_BEFORE(R->selection.beg, pos)
2432 && ROWCOL_IS_AFTER(R->selection.end, pos))
2433 || (check_more == 3
2434 && ROWCOL_IS_AFTER(R->selection.end, pos))
2435 || (check_more == 4 /* screen width change */
2436 && (R->selection.beg.row != R->selection.end.row
2437 || R->selection.end.col > R->TermWin.ncol)))
2438 CLEAR_SELECTION(R); 2698 CLEAR_ALL_SELECTION ();
2439} 2699}
2440 2700
2441/* ------------------------------------------------------------------------- */ 2701/* ------------------------------------------------------------------------- */
2442/* 2702/*
2443 * Paste a selection direct to the command fd 2703 * Paste a selection direct to the command fd
2444 */ 2704 */
2445void 2705void
2446rxvt_term::paste (const unsigned char *data, unsigned int len) 2706rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2447{ 2707{
2448 unsigned int i, j, n;
2449 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2450
2451#if 0
2452 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2453 ZERO_SCROLLBACK (r);
2454#endif
2455
2456 /* convert normal newline chars into common keyboard Return key sequence */ 2708 /* convert normal newline chars into common keyboard Return key sequence */
2457 for (i = 0; i < len; i += PROP_SIZE) 2709 for (unsigned int i = 0; i < len; i++)
2458 { 2710 if (data[i] == C0_LF)
2459 n = min (len - i, PROP_SIZE); 2711 data[i] = C0_CR;
2460 MEMCPY (ds, data + i, n);
2461 2712
2462 for (j = 0; j < n; j++) 2713 if (priv_modes & PrivMode_BracketPaste)
2463 if (ds[j] == '\n') 2714 tt_printf ("\x1b[200~");
2464 ds[j] = '\r';
2465 2715
2466 tt_write (ds, (int)n); 2716 tt_write (data, len);
2467 }
2468 2717
2469 free(ds); 2718 if (priv_modes & PrivMode_BracketPaste)
2719 tt_printf ("\x1b[201~");
2470} 2720}
2471 2721
2472/* ------------------------------------------------------------------------- */ 2722void
2473/* 2723rxvt_term::paste (char *data, unsigned int len) NOTHROW
2474 * Respond to a notification that a primary selection has been sent
2475 * EXT: SelectionNotify
2476 */
2477/* EXTPROTO */
2478int
2479rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2480{ 2724{
2481 long nread = 0; 2725 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2482 unsigned long bytes_after;
2483 XTextProperty ct;
2484 int dummy_count;
2485 char **cl;
2486
2487 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2488
2489 if (prop == None) /* check for failed XConvertSelection */
2490 {
2491 if ((R->selection_type & Sel_CompoundText))
2492 {
2493 int selnum = R->selection_type & Sel_whereMask;
2494
2495 R->selection_type = 0;
2496 if (selnum != Sel_direct)
2497 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2498 }
2499
2500 return 0; 2726 return;
2501 }
2502 2727
2503 for (;;) 2728 tt_paste (data, len);
2504 {
2505 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2506 (long)(PROP_SIZE / 4), delete_prop,
2507 AnyPropertyType, &ct.encoding, &ct.format,
2508 &ct.nitems, &bytes_after,
2509 &ct.value) != Success)
2510 break;
2511
2512 if (ct.encoding == 0)
2513 {
2514 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2515 break;
2516 }
2517
2518 if (ct.value == NULL)
2519 {
2520 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2521 continue;
2522 }
2523
2524 if (ct.nitems == 0)
2525 {
2526 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2527 if (R->selection_wait == Sel_normal && nread == 0)
2528 {
2529 /*
2530 * pass through again trying CUT_BUFFER0 if we've come from
2531 * XConvertSelection() but nothing was presented
2532 */
2533 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2534 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False);
2535 }
2536
2537 nread = -1; /* discount any previous stuff */
2538 break;
2539 }
2540
2541 nread += ct.nitems;
2542 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2543 &dummy_count) == Success && cl)
2544 {
2545 R->paste ((unsigned char *)cl[0], STRLEN (cl[0]));
2546 XFreeStringList (cl);
2547 }
2548 else
2549 R->paste (ct.value, ct.nitems);
2550
2551 if (bytes_after == 0)
2552 break;
2553
2554 XFree (ct.value);
2555 }
2556
2557 if (ct.value)
2558 XFree (ct.value);
2559
2560 if (R->selection_wait == Sel_normal)
2561 R->selection_wait = Sel_none;
2562
2563 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2564 return (int)nread;
2565} 2729}
2566 2730
2567void
2568rxvt_term::incr_cb (time_watcher &w)
2569{
2570 w.stop ();
2571 selection_wait = Sel_none;
2572
2573 rxvt_print_error("data loss: timeout on INCR selection paste");
2574}
2575
2576/*
2577 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2578 */
2579/* EXTPROTO */
2580void
2581rxvt_selection_property(pR_ Window win, Atom prop)
2582{
2583 int reget_time = 0;
2584
2585 if (prop == None)
2586 return;
2587 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2588 if (R->selection_wait == Sel_normal) {
2589 int a, afmt;
2590 Atom atype;
2591 unsigned long bytes_after, nitems;
2592 unsigned char *s = NULL;
2593
2594 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2595 R->xa[XA_INCR], &atype, &afmt, &nitems,
2596 &bytes_after, &s);
2597 if (s)
2598 XFree(s);
2599 if (a != Success)
2600 return;
2601#ifndef __CYGWIN32__
2602 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2603 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2604 XDeleteProperty(R->Xdisplay, win, prop);
2605 XFlush(R->Xdisplay);
2606 reget_time = 1;
2607 R->selection_wait = Sel_incr;
2608 }
2609#endif
2610 } else if (R->selection_wait == Sel_incr) {
2611 reget_time = 1;
2612 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2613 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2614 R->selection_wait = Sel_none;
2615 R->incr_ev.stop ();
2616 }
2617 }
2618 if (reget_time) /* received more data so reget time */
2619 R->incr_ev.start (NOW + 10);
2620}
2621/* ------------------------------------------------------------------------- */ 2731/* ------------------------------------------------------------------------- */
2622/* 2732/*
2623 * Request the current selection: 2733 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2624 * Order: > internal selection if available 2734 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2625 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2735 * as fallback
2626 * > CUT_BUFFER0
2627 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2628 * will auto fallback to CUT_BUFFER0
2629 * EXT: button 2 release 2736 * EXT: button 2 release
2630 */ 2737 */
2631/* EXTPROTO */
2632void 2738void
2633rxvt_selection_request(pR_ Time tm, int x, int y) 2739rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2634{ 2740{
2635 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2741 if (!selection_req)
2636 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2637 return; /* outside window */
2638
2639 if (R->selection.text != NULL) { /* internal selection */
2640 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2641 R->paste (R->selection.text, R->selection.len);
2642 return;
2643 } else {
2644 int i;
2645
2646 R->selection_request_time = tm;
2647 R->selection_wait = Sel_normal;
2648 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2649 R->selection_type = Sel_CompoundText;
2650 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i))
2651 return;
2652 }
2653 } 2742 {
2654 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2743 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2655 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2744 selection_req->run ();
2656 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2657}
2658
2659/* INTPROTO */
2660int
2661rxvt_selection_request_other(pR_ Atom target, int selnum)
2662{
2663 Atom sel;
2664#ifdef DEBUG_SELECT
2665 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2666#endif
2667
2668 R->selection_type |= selnum;
2669 if (selnum == Sel_Primary)
2670 sel = XA_PRIMARY;
2671 else if (selnum == Sel_Secondary)
2672 sel = XA_SECONDARY;
2673 else
2674 sel = R->xa[XA_CLIPBOARD];
2675 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2676 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2677 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2678 R->TermWin.vt, R->selection_request_time);
2679 return 1;
2680 } 2745 }
2681 return 0;
2682} 2746}
2683 2747
2684/* ------------------------------------------------------------------------- */ 2748/* ------------------------------------------------------------------------- */
2685/* 2749/*
2686 * Clear all selected text 2750 * Clear all selected text
2687 * EXT: SelectionClear 2751 * EXT: SelectionClear
2688 */ 2752 */
2689/* EXTPROTO */
2690void 2753void
2691rxvt_selection_clear(pR) 2754rxvt_term::selection_clear (bool clipboard) NOTHROW
2692{ 2755{
2693 D_SELECT((stderr, "rxvt_selection_clear()")); 2756 if (!clipboard)
2694 2757 {
2695 R->want_refresh = 1; 2758 want_refresh = 1;
2696 if (R->selection.text)
2697 free(R->selection.text); 2759 free (selection.text);
2698 R->selection.text = NULL; 2760 selection.text = NULL;
2699 R->selection.len = 0; 2761 selection.len = 0;
2700 CLEAR_SELECTION(R); 2762 CLEAR_SELECTION ();
2763
2764 if (display->selection_owner == this)
2765 display->selection_owner = 0;
2766 }
2767 else
2768 {
2769 free (selection.clip_text);
2770 selection.clip_text = NULL;
2771 selection.clip_len = 0;
2772
2773 if (display->clipboard_owner == this)
2774 display->clipboard_owner = 0;
2775 }
2701} 2776}
2702 2777
2703/* ------------------------------------------------------------------------- */ 2778/* ------------------------------------------------------------------------- */
2704/* 2779/*
2705 * Copy a selection into the cut buffer 2780 * Copy a selection into the cut buffer
2706 * EXT: button 1 or 3 release 2781 * EXT: button 1 or 3 release
2707 */ 2782 */
2708/* EXTPROTO */
2709void 2783void
2710rxvt_selection_make(pR_ Time tm) 2784rxvt_term::selection_make (Time tm)
2711{ 2785{
2712 int i, col, end_col, row, end_row; 2786 int size;
2713 unsigned char *new_selection_text; 2787 wchar_t *new_selection_text;
2714 char *str; 2788 text_t *t;
2715 text_t *t;
2716#ifdef ACS_ASCII
2717 rend_t *re;
2718#endif
2719 2789
2720 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2721 switch (R->selection.op) { 2790 switch (selection.op)
2791 {
2722 case SELECTION_CONT: 2792 case SELECTION_CONT:
2723 break; 2793 break;
2724 case SELECTION_INIT: 2794 case SELECTION_INIT:
2725 CLEAR_SELECTION(R); 2795 CLEAR_SELECTION ();
2726 /* FALLTHROUGH */ 2796 /* FALLTHROUGH */
2727 case SELECTION_BEGIN: 2797 case SELECTION_BEGIN:
2728 R->selection.op = SELECTION_DONE; 2798 selection.op = SELECTION_DONE;
2729 /* FALLTHROUGH */ 2799 /* FALLTHROUGH */
2730 default: 2800 default:
2731 return; 2801 return;
2732 } 2802 }
2803
2733 R->selection.op = SELECTION_DONE; 2804 selection.op = SELECTION_DONE;
2734 2805
2735 if (R->selection.clicks == 4) 2806 if (selection.clicks == 4)
2736 return; /* nothing selected, go away */ 2807 return; /* nothing selected, go away */
2737 2808
2809 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2810 return;
2811
2738 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2812 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2739 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2813 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2740 2814
2741 new_selection_text = (unsigned char *)str; 2815 int ofs = 0;
2816 int extra = 0;
2742 2817
2743 col = R->selection.beg.col; 2818 int col = selection.beg.col;
2744 MAX_IT(col, 0); 2819 int row = selection.beg.row;
2745 row = R->selection.beg.row + R->TermWin.saveLines;
2746 end_row = R->selection.end.row + R->TermWin.saveLines;
2747 2820
2821 int end_col;
2822
2748 for (; row <= end_row; row++, col = 0) 2823 for (; row <= selection.end.row; row++, col = 0)
2824 {
2825#if !ENABLE_MINIMAL
2826 if (selection.rect)
2749 { 2827 {
2750 t = &(R->screen.text[row][col]); 2828 col = selection.beg.col;
2751
2752 end_col = R->screen.tlen[row];
2753
2754 if (end_col == -1)
2755 end_col = R->TermWin.ncol; 2829 end_col = selection.end.col;
2830 }
2831 else
2832#endif
2833 end_col = ROW(row).l;
2756 2834
2835 col = max (col, 0);
2836
2757 if (row == end_row) 2837 if (row == selection.end.row)
2758 MIN_IT (end_col, R->selection.end.col); 2838 min_it (end_col, selection.end.col);
2759 2839
2840 t = ROW(row).t + col;
2841
2760 for (; col < end_col; col++) 2842 for (; col < end_col; col++)
2843 {
2761 if (*t == NOCHAR) 2844 if (*t == NOCHAR)
2762 t++; 2845 t++;
2846#if ENABLE_COMBINING
2847 else if (IS_COMPOSE (*t))
2848 {
2849 int len = rxvt_composite.expand (*t, 0);
2850
2851 extra -= (len - 1);
2852
2853 if (extra < 0)
2854 {
2855 extra += size;
2856 size += size;
2857 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2858 }
2859
2860 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2861 }
2862#endif
2763 else 2863 else
2764 { 2864 new_selection_text[ofs++] = *t++;
2765 int len = wctomb (str, *t++);
2766 if (len > 0)
2767 str += len;
2768 }
2769
2770 if (R->screen.tlen[row] != -1 && row != end_row)
2771 *str++ = '\n';
2772 } 2865 }
2773 2866
2774#ifndef NO_OLD_SELECTION 2867#if !ENABLE_MINIMAL
2775 if (R->selection_style == OLD_SELECT) 2868 if (selection.rect)
2776 if (end_col == R->TermWin.ncol)
2777 *str++ = '\n';
2778#endif
2779#ifndef NO_NEW_SELECTION
2780 if (R->selection_style != OLD_SELECT)
2781 if (end_col != R->selection.end.col)
2782 *str++ = '\n';
2783#endif
2784 *str = '\0';
2785
2786 i = str - (char *)new_selection_text;
2787 if (i == 0)
2788 { 2869 {
2870 while (ofs
2871 && new_selection_text[ofs - 1] != C0_LF
2872 && unicode::is_space (new_selection_text[ofs - 1]))
2873 --ofs;
2874
2875 new_selection_text[ofs++] = C0_LF;
2876 }
2877 else
2878#endif
2879 if (!ROW(row).is_longer ()
2880 && (row != selection.end.row || end_col != selection.end.col)
2881 && (row != selection.beg.row || selection.beg.col < ncol))
2882 new_selection_text[ofs++] = C0_LF;
2883 }
2884
2885 new_selection_text[ofs] = 0;
2886
2887 if (ofs == 0)
2888 {
2789 free (new_selection_text); 2889 free (new_selection_text);
2790 return; 2890 return;
2791 } 2891 }
2792 2892
2793 // due to MB_MAX_CUR, selection wastage is usually high
2794 if (str - (char *)new_selection_text > 1024)
2795 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2796
2797 R->selection.len = i;
2798 if (R->selection.text)
2799 free (R->selection.text); 2893 free (selection.text);
2800 2894
2801 R->selection.text = new_selection_text; 2895 // we usually allocate much more than necessary, so realloc it smaller again
2896 selection.len = ofs;
2897 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2802 2898
2803 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2899 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2804 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2900 return;
2805 rxvt_print_error("can't get primary selection"); 2901
2806 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2902 selection_grab (tm);
2807 PropModeReplace, R->selection.text, (int)R->selection.len); 2903}
2904
2905bool
2906rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2907{
2908 Atom sel;
2909
2910 if (!clipboard)
2911 {
2808 R->selection_time = tm; 2912 selection_time = tm;
2809 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2913 sel = XA_PRIMARY;
2914 }
2915 else
2916 {
2917 clipboard_time = tm;
2918 sel = xa[XA_CLIPBOARD];
2919 }
2920
2921 XSetSelectionOwner (dpy, sel, vt, tm);
2922 if (XGetSelectionOwner (dpy, sel) == vt)
2923 {
2924 display->set_selection_owner (this, clipboard);
2925 return true;
2926 }
2927 else
2928 {
2929 selection_clear (clipboard);
2930 return false;
2931 }
2932
2933#if 0
2934 XTextProperty ct;
2935
2936 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2937 {
2938 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2939 XFree (ct.value);
2940 }
2941#endif
2810} 2942}
2811 2943
2812/* ------------------------------------------------------------------------- */ 2944/* ------------------------------------------------------------------------- */
2813/* 2945/*
2814 * Mark or select text based upon number of clicks: 1, 2, or 3 2946 * Mark or select text based upon number of clicks: 1, 2, or 3
2815 * EXT: button 1 press 2947 * EXT: button 1 press
2816 */ 2948 */
2817void 2949void ecb_cold
2818rxvt_term::selection_click (int clicks, int x, int y) 2950rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2819{ 2951{
2820 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2821
2822 clicks = ((clicks - 1) % 3) + 1; 2952 clicks = ((clicks - 1) % 3) + 1;
2823 selection.clicks = clicks; /* save clicks so extend will work */ 2953 selection.clicks = clicks; /* save clicks so extend will work */
2824 2954
2955 if (clicks == 2 && !selection.rect
2956 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2957 {
2958 MEvent.clicks = 1; // what a mess
2959 selection.screen = current_screen;
2960 selection.op = SELECTION_CONT;
2961 return;
2962 }
2963
2825 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 2964 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2826 2965
2827 if (clicks == 2 || clicks == 3) 2966 if (clicks == 2 || clicks == 3)
2828 rxvt_selection_extend_colrow (this, selection.mark.col, 2967 selection_extend_colrow (selection.mark.col,
2829 selection.mark.row + TermWin.view_start, 2968 selection.mark.row - view_start,
2830 0, /* button 3 */ 2969 0, /* button 3 */
2831 1, /* button press */ 2970 1, /* button press */
2832 0); /* click change */ 2971 0); /* click change */
2833} 2972}
2834 2973
2835/* ------------------------------------------------------------------------- */ 2974/* ------------------------------------------------------------------------- */
2836/* 2975/*
2837 * Mark a selection at the specified col/row 2976 * Mark a selection at the specified col/row
2838 */ 2977 */
2839/* INTPROTO */ 2978void ecb_cold
2840void
2841rxvt_selection_start_colrow(pR_ int col, int row) 2979rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2842{ 2980{
2843 R->want_refresh = 1; 2981 want_refresh = 1;
2982
2983 selection.mark.row = row + view_start;
2844 R->selection.mark.col = col; 2984 selection.mark.col = col;
2845 R->selection.mark.row = row - R->TermWin.view_start; 2985
2846 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2986 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2847 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2987 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2988
2989 while (selection.mark.col > 0
2990 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2848 MAX_IT(R->selection.mark.col, 0); 2991 --selection.mark.col;
2849 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2850 2992
2851 if (R->selection.op) { /* clear the old selection */ 2993 if (selection.op)
2994 {
2995 /* clear the old selection */
2852 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 2996 selection.beg.row = selection.end.row = selection.mark.row;
2853 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 2997 selection.beg.col = selection.end.col = selection.mark.col;
2854 } 2998 }
2999
2855 R->selection.op = SELECTION_INIT; 3000 selection.op = SELECTION_INIT;
2856 R->selection.screen = R->current_screen; 3001 selection.screen = current_screen;
2857} 3002}
2858 3003
2859/* ------------------------------------------------------------------------- */ 3004/* ------------------------------------------------------------------------- */
2860/* 3005/*
2861 * Word select: select text for 2 clicks 3006 * Word select: select text for 2 clicks
2862 * We now only find out the boundary in one direction 3007 * We now only find out the boundary in one direction
2863 */ 3008 */
2864 3009
2865/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3010/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2866#define DELIMIT_TEXT(x) \ 3011#define DELIMIT_TEXT(x) \
2867 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3012 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2868#define DELIMIT_REND(x) 1 3013#define DELIMIT_REND(x) 1
2869 3014
2870/* INTPROTO */ 3015void ecb_cold
2871void
2872rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3016rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2873{ 3017{
2874 int col, row, dirnadd, tcol, trow, w1, w2; 3018 int col, row, dirnadd, tcol, trow, w1, w2;
2875 row_col_t bound; 3019 row_col_t bound;
2876 text_t *stp; 3020 text_t *stp;
2877 rend_t *srp; 3021 rend_t *srp;
2878 3022
2879 if (dirn == UP) { 3023 if (dirn == UP)
2880 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3024 {
3025 bound.row = top_row - 1;
2881 bound.col = 0; 3026 bound.col = 0;
2882 dirnadd = -1; 3027 dirnadd = -1;
2883 } else { 3028 }
2884 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3029 else
3030 {
3031 bound.row = nrow;
2885 bound.col = R->TermWin.ncol - 1; 3032 bound.col = ncol - 1;
2886 dirnadd = 1; 3033 dirnadd = 1;
2887 } 3034 }
2888 row = mark->row + R->TermWin.saveLines; 3035
3036 row = mark->row;
2889 col = mark->col; 3037 col = max (mark->col, 0);
2890 MAX_IT(col, 0); 3038
2891/* find the edge of a word */ 3039 /* find the edge of a word */
2892 stp = &(R->screen.text[row][col]); 3040 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2893 w1 = DELIMIT_TEXT(*stp); 3041 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2894 3042
2895 if (R->selection_style != NEW_SELECT) { 3043 for (;;)
2896 if (w1 == 1) { 3044 {
3045 for (; col != bound.col; col += dirnadd)
3046 {
2897 stp += dirnadd; 3047 stp += dirnadd;
2898 if (DELIMIT_TEXT(*stp) == 1)
2899 goto Old_Word_Selection_You_Die;
2900 col += dirnadd;
2901 }
2902 w1 = 0;
2903 }
2904 srp = (&R->screen.rend[row][col]);
2905 w2 = DELIMIT_REND(*srp);
2906
2907 for (;;) {
2908 for (; col != bound.col; col += dirnadd) {
2909 stp += dirnadd; 3048 srp += dirnadd;
3049
3050 if (*stp == NOCHAR)
3051 continue;
3052
2910 if (DELIMIT_TEXT(*stp) != w1) 3053 if (DELIMIT_TEXT (*stp) != w1)
3054 break;
3055 if (DELIMIT_REND (*srp) != w2)
3056 break;
3057 }
3058
3059 if ((col == bound.col) && (row != bound.row))
3060 {
3061 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3062 {
3063 trow = row + dirnadd;
3064 tcol = dirn == UP ? ncol - 1 : 0;
3065
3066 if (!ROW(trow).t)
2911 break; 3067 break;
2912 srp += dirnadd; 3068
2913 if (DELIMIT_REND(*srp) != w2) 3069 stp = ROW(trow).t + tcol;
3070 srp = ROW(trow).r + tcol;
3071
3072 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2914 break; 3073 break;
2915 } 3074
2916 if ((col == bound.col) && (row != bound.row)) {
2917 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2918 trow = row + dirnadd;
2919 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2920 if (R->screen.text[trow] == NULL)
2921 break;
2922 stp = &(R->screen.text[trow][tcol]);
2923 srp = &(R->screen.rend[trow][tcol]);
2924 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2925 break;
2926 row = trow; 3075 row = trow;
2927 col = tcol; 3076 col = tcol;
2928 continue; 3077 continue;
2929 } 3078 }
2930 } 3079 }
2931 break; 3080 break;
2932 } 3081 }
2933 Old_Word_Selection_You_Die:
2934 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));
2935 3082
2936 if (dirn == DN) 3083 if (dirn == DN)
2937 col++; /* put us on one past the end */ 3084 col++; /* put us on one past the end */
2938 3085
2939/* Poke the values back in */ 3086 /* Poke the values back in */
2940 ret->row = row - R->TermWin.saveLines; 3087 ret->row = row;
2941 ret->col = col; 3088 ret->col = col;
2942} 3089}
2943 3090
2944/* ------------------------------------------------------------------------- */ 3091/* ------------------------------------------------------------------------- */
2945/* 3092/*
2946 * Extend the selection to the specified x/y pixel location 3093 * Extend the selection to the specified x/y pixel location
2947 * EXT: button 3 press; button 1 or 3 drag 3094 * EXT: button 3 press; button 1 or 3 drag
2948 * flag == 0 ==> button 1 3095 * flag == 0 ==> button 1
2949 * flag == 1 ==> button 3 press 3096 * flag == 1 ==> button 3 press
2950 * flag == 2 ==> button 3 motion 3097 * flag == 2 ==> button 3 motion
2951 */ 3098 */
2952void 3099void ecb_cold
2953rxvt_term::selection_extend (int x, int y, int flag) 3100rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2954{ 3101{
2955 int col, row; 3102 int col = clamp (Pixel2Col (x), 0, ncol);
3103 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2956 3104
2957 col = Pixel2Col(x);
2958 row = Pixel2Row(y);
2959 MAX_IT(row, 0);
2960 MIN_IT(row, (int)TermWin.nrow - 1);
2961 MAX_IT(col, 0);
2962 MIN_IT(col, (int)TermWin.ncol);
2963
2964#ifndef NO_NEW_SELECTION
2965 /* 3105 /*
2966 * If we're selecting characters (single click) then we must check first 3106 * If we're selecting characters (single click) then we must check first
2967 * if we are at the same place as the original mark. If we are then 3107 * if we are at the same place as the original mark. If we are then
2968 * select nothing. Otherwise, if we're to the right of the mark, you have to 3108 * select nothing. Otherwise, if we're to the right of the mark, you have to
2969 * be _past_ a character for it to be selected. 3109 * be _past_ a character for it to be selected.
2970 */ 3110 */
2971 if (selection_style != OLD_SELECT)
2972 {
2973 if (((selection.clicks % 3) == 1) && !flag 3111 if (((selection.clicks % 3) == 1) && !flag
2974 && (col == selection.mark.col 3112 && (col == selection.mark.col
2975 && (row == selection.mark.row + TermWin.view_start))) 3113 && (row == selection.mark.row - view_start)))
2976 { 3114 {
2977 /* select nothing */ 3115 /* select nothing */
2978 selection.beg.row = selection.end.row = 0; 3116 selection.beg.row = selection.end.row = 0;
2979 selection.beg.col = selection.end.col = 0; 3117 selection.beg.col = selection.end.col = 0;
2980 selection.clicks = 4; 3118 selection.clicks = 4;
2981 want_refresh = 1; 3119 want_refresh = 1;
2982 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2983 return; 3120 return;
2984 }
2985 } 3121 }
2986#endif 3122
2987 if (selection.clicks == 4) 3123 if (selection.clicks == 4)
2988 selection.clicks = 1; 3124 selection.clicks = 1;
2989 3125
2990 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3126 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2991 flag == 1 ? 1 : 0, /* ? button press */ 3127 flag == 1 ? 1 : 0, /* ? button press */
2992 0); /* no click change */ 3128 0); /* no click change */
2993} 3129}
2994 3130
2995/* ------------------------------------------------------------------------- */ 3131/* ------------------------------------------------------------------------- */
2996/* 3132/*
2997 * Extend the selection to the specified col/row 3133 * Extend the selection to the specified col/row
2998 */ 3134 */
2999/* INTPROTO */ 3135void ecb_cold
3000void
3001rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3136rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3002{ 3137{
3003 int16_t ncol = R->TermWin.ncol;
3004 int end_col;
3005 row_col_t pos; 3138 row_col_t pos;
3006 enum { 3139 enum {
3007 LEFT, RIGHT 3140 LEFT, RIGHT
3008 } closeto = RIGHT; 3141 } closeto = RIGHT;
3009 3142
3010 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));
3011 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));
3012
3013 R->want_refresh = 1; 3143 want_refresh = 1;
3144
3014 switch (R->selection.op) { 3145 switch (selection.op)
3146 {
3015 case SELECTION_INIT: 3147 case SELECTION_INIT:
3016 CLEAR_SELECTION(R); 3148 CLEAR_SELECTION ();
3017 R->selection.op = SELECTION_BEGIN; 3149 selection.op = SELECTION_BEGIN;
3018 /* FALLTHROUGH */ 3150 /* FALLTHROUGH */
3019 case SELECTION_BEGIN: 3151 case SELECTION_BEGIN:
3020 if (row != R->selection.mark.row || col != R->selection.mark.col 3152 if (row != selection.mark.row || col != selection.mark.col
3021 || (!button3 && buttonpress)) 3153 || (!button3 && buttonpress))
3022 R->selection.op = SELECTION_CONT; 3154 selection.op = SELECTION_CONT;
3023 break; 3155 break;
3024 case SELECTION_DONE: 3156 case SELECTION_DONE:
3025 R->selection.op = SELECTION_CONT; 3157 selection.op = SELECTION_CONT;
3026 /* FALLTHROUGH */ 3158 /* FALLTHROUGH */
3027 case SELECTION_CONT: 3159 case SELECTION_CONT:
3028 break; 3160 break;
3029 case SELECTION_CLEAR: 3161 case SELECTION_CLEAR:
3030 rxvt_selection_start_colrow(aR_ col, row); 3162 selection_start_colrow (col, row);
3031 /* FALLTHROUGH */ 3163 /* FALLTHROUGH */
3032 default: 3164 default:
3033 return; 3165 return;
3034 } 3166 }
3167
3035 if (R->selection.beg.col == R->selection.end.col 3168 if (selection.beg.col == selection.end.col
3036 && R->selection.beg.col != R->selection.mark.col 3169 && selection.beg.col != selection.mark.col
3037 && R->selection.beg.row == R->selection.end.row 3170 && selection.beg.row == selection.end.row
3038 && R->selection.beg.row != R->selection.mark.row) { 3171 && selection.beg.row != selection.mark.row)
3172 {
3039 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3173 selection.beg.col = selection.end.col = selection.mark.col;
3040 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3174 selection.beg.row = selection.end.row = selection.mark.row;
3041 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));
3042 } 3175 }
3043 3176
3044 pos.col = col; 3177 pos.col = col;
3045 pos.row = row; 3178 pos.row = view_start + row;
3046 3179
3047 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3180 /*
3048 3181 * This is mainly xterm style selection with a couple of differences, mainly
3049#ifndef NO_OLD_SELECTION 3182 * in the way button3 drag extension works.
3050/* 3183 * We're either doing: button1 drag; button3 press; or button3 drag
3051 * This mimics some of the selection behaviour of version 2.20 and before. 3184 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3052 * There are no ``selection modes'', button3 is always character extension. 3185 * is always at the left/right edge of the selection.
3053 * Note: button3 drag is always available, c.f. v2.20 3186 * b) button3 press: extend/contract character/word/line at whichever edge of
3054 * Selection always terminates (left or right as appropriate) at the mark. 3187 * the selection we are closest to.
3188 * c) button3 drag : extend/contract character/word/line - we select around
3189 * a point/word/line which is either the start or end of the selection
3190 * and it was decided by whichever point/word/line was `fixed' at the
3191 * time of the most recent button3 press
3055 */ 3192 */
3056 if (R->selection_style == OLD_SELECT) { 3193 if (button3 && buttonpress)
3057 if (R->selection.clicks == 1 || button3) { 3194 {
3058 if (R->hate_those_clicks) { 3195 /* button3 press */
3059 R->hate_those_clicks = 0; 3196 /*
3060 if (R->selection.clicks == 1) { 3197 * first determine which edge of the selection we are closest to
3061 R->selection.beg.row = R->selection.mark.row; 3198 */
3062 R->selection.beg.col = R->selection.mark.col; 3199 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3063 } else { 3200 || (!ROWCOL_IS_AFTER (pos, selection.end)
3201 && (((pos.col - selection.beg.col)
3202 + ((pos.row - selection.beg.row) * ncol))
3203 < ((selection.end.col - pos.col)
3204 + ((selection.end.row - pos.row) * ncol)))))
3205 closeto = LEFT;
3206
3207 if (closeto == LEFT)
3208 {
3209 selection.beg.row = pos.row;
3210 selection.beg.col = pos.col;
3211 selection.mark.row = selection.end.row;
3212 selection.mark.col = selection.end.col - (selection.clicks == 2);
3213 }
3214 else
3215 {
3216 selection.end.row = pos.row;
3217 selection.end.col = pos.col;
3064 R->selection.mark.row = R->selection.beg.row; 3218 selection.mark.row = selection.beg.row;
3065 R->selection.mark.col = R->selection.beg.col; 3219 selection.mark.col = selection.beg.col;
3220 }
3221 }
3222 else
3223 {
3224 /* button1 drag or button3 drag */
3225 if (ROWCOL_IS_AFTER (selection.mark, pos))
3226 {
3227 if (selection.mark.row == selection.end.row
3228 && selection.mark.col == selection.end.col
3229 && clickchange
3230 && selection.clicks == 2)
3231 selection.mark.col--;
3232
3233 selection.beg.row = pos.row;
3234 selection.beg.col = pos.col;
3235 selection.end.row = selection.mark.row;
3236 selection.end.col = selection.mark.col + (selection.clicks == 2);
3237 }
3238 else
3239 {
3240 selection.beg.row = selection.mark.row;
3241 selection.beg.col = selection.mark.col;
3242 selection.end.row = pos.row;
3243 selection.end.col = pos.col;
3244 }
3245 }
3246
3247 if (selection.clicks == 1)
3248 {
3249 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3250 && !ROW(selection.beg.row).is_longer ()
3251#if !ENABLE_MINIMAL
3252 && !selection.rect
3253#endif
3254 )
3255 selection.beg.col = ncol;
3256
3257 if (
3258 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3259 && !ROW(selection.end.row).is_longer ()
3260#if !ENABLE_MINIMAL
3261 && !selection.rect
3262#endif
3263 )
3264 selection.end.col = ncol;
3265 }
3266 else if (selection.clicks == 2)
3267 {
3268 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3269 selection.end.col--;
3270
3271 selection_delimit_word (UP, &selection.beg, &selection.beg);
3272 selection_delimit_word (DN, &selection.end, &selection.end);
3273 }
3274 else if (selection.clicks == 3)
3275 {
3276#if ENABLE_FRILLS
3277 if (option (Opt_tripleclickwords))
3278 {
3279 selection_delimit_word (UP, &selection.beg, &selection.beg);
3280
3281 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3282 {
3283 if (!ROW(end_row).is_longer ())
3284 {
3285 selection.end.row = end_row;
3286 selection.end.col = ROW(end_row).l;
3287# if !ENABLE_MINIMAL
3288 selection_remove_trailing_spaces ();
3289# endif
3290 break;
3066 } 3291 }
3067 } 3292 }
3068 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3069 R->selection.end.row = R->selection.mark.row;
3070 R->selection.end.col = R->selection.mark.col + 1;
3071 R->selection.beg.row = pos.row;
3072 R->selection.beg.col = pos.col;
3073 } else {
3074 R->selection.beg.row = R->selection.mark.row;
3075 R->selection.beg.col = R->selection.mark.col;
3076 R->selection.end.row = pos.row;
3077 R->selection.end.col = pos.col + 1;
3078 } 3293 }
3079 } else if (R->selection.clicks == 2) { 3294 else
3080 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3295#endif
3081 &(R->selection.beg)); 3296 {
3082 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3297 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3083 &(R->selection.end)); 3298 selection.mark.col++;
3084 R->hate_those_clicks = 1; 3299
3085 } else if (R->selection.clicks == 3) {
3086 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3087 R->selection.beg.col = 0; 3300 selection.beg.col = 0;
3088 R->selection.end.col = ncol; 3301 selection.end.col = ncol;
3089 R->hate_those_clicks = 1; 3302
3090 } 3303 // select a complete logical line
3091 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)); 3304 while (selection.beg.row > -saveLines
3092 return; 3305 && ROW(selection.beg.row - 1).is_longer ())
3093 } 3306 selection.beg.row--;
3094#endif /* ! NO_OLD_SELECTION */ 3307
3095#ifndef NO_NEW_SELECTION 3308 while (selection.end.row < nrow
3096/* selection_style must not be OLD_SELECT to get here */ 3309 && ROW(selection.end.row).is_longer ())
3097/* 3310 selection.end.row++;
3098 * This is mainly xterm style selection with a couple of differences, mainly
3099 * in the way button3 drag extension works.
3100 * We're either doing: button1 drag; button3 press; or button3 drag
3101 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3102 * is always at the left/right edge of the R->selection.
3103 * b) button3 press: extend/contract character/word/line at whichever edge of
3104 * the selection we are closest to.
3105 * c) button3 drag : extend/contract character/word/line - we select around
3106 * a point/word/line which is either the start or end of the selection
3107 * and it was decided by whichever point/word/line was `fixed' at the
3108 * time of the most recent button3 press
3109 */
3110 if (button3 && buttonpress) { /* button3 press */
3111 /* 3311 }
3112 * first determine which edge of the selection we are closest to 3312 }
3113 */ 3313
3114 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3314 if (button3 && buttonpress)
3115 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3315 {
3116 && (((pos.col - R->selection.beg.col) 3316 /* mark may need to be changed */
3117 + ((pos.row - R->selection.beg.row) * ncol))
3118 < ((R->selection.end.col - pos.col)
3119 + ((R->selection.end.row - pos.row) * ncol)))))
3120 closeto = LEFT;
3121 if (closeto == LEFT) { 3317 if (closeto == LEFT)
3122 R->selection.beg.row = pos.row; 3318 {
3123 R->selection.beg.col = pos.col;
3124 R->selection.mark.row = R->selection.end.row; 3319 selection.mark.row = selection.end.row;
3125 R->selection.mark.col = R->selection.end.col 3320 selection.mark.col = selection.end.col - (selection.clicks == 2);
3126 - (R->selection.clicks == 2); 3321 }
3127 } else { 3322 else
3128 R->selection.end.row = pos.row; 3323 {
3129 R->selection.end.col = pos.col;
3130 R->selection.mark.row = R->selection.beg.row; 3324 selection.mark.row = selection.beg.row;
3131 R->selection.mark.col = R->selection.beg.col; 3325 selection.mark.col = selection.beg.col;
3132 }
3133 } else { /* button1 drag or button3 drag */
3134 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3135 if ((R->selection.mark.row == R->selection.end.row)
3136 && (R->selection.mark.col == R->selection.end.col)
3137 && clickchange && R->selection.clicks == 2)
3138 R->selection.mark.col--;
3139 R->selection.beg.row = pos.row;
3140 R->selection.beg.col = pos.col;
3141 R->selection.end.row = R->selection.mark.row;
3142 R->selection.end.col = R->selection.mark.col
3143 + (R->selection.clicks == 2);
3144 } else {
3145 R->selection.beg.row = R->selection.mark.row;
3146 R->selection.beg.col = R->selection.mark.col;
3147 R->selection.end.row = pos.row;
3148 R->selection.end.col = pos.col;
3149 }
3150 }
3151
3152 if (R->selection.clicks == 1) {
3153 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3154 if (end_col != -1 && R->selection.beg.col > end_col) {
3155#if 1
3156 R->selection.beg.col = ncol;
3157#else
3158 if (R->selection.beg.row != R->selection.end.row)
3159 R->selection.beg.col = ncol;
3160 else
3161 R->selection.beg.col = R->selection.mark.col;
3162#endif
3163 }
3164 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3165 if (end_col != -1 && R->selection.end.col > end_col)
3166 R->selection.end.col = ncol;
3167
3168 } else if (R->selection.clicks == 2) {
3169 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3170 R->selection.end.col--;
3171 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3172 &(R->selection.beg));
3173 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3174 &(R->selection.end));
3175 } else if (R->selection.clicks == 3) {
3176#ifndef NO_FRILLS
3177 if ((R->Options & Opt_tripleclickwords)) {
3178 int end_row;
3179
3180 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3181 &(R->selection.beg));
3182 end_row = R->screen.tlen[R->selection.mark.row
3183 + R->TermWin.saveLines];
3184 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3185 end_row++) {
3186 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3187 if (end_col != -1) {
3188 R->selection.end.row = end_row;
3189 R->selection.end.col = end_col;
3190 rxvt_selection_remove_trailing_spaces(aR);
3191 break;
3192 }
3193 }
3194 } else
3195#endif
3196 { 3326 }
3197 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3198 R->selection.mark.col++;
3199 R->selection.beg.col = 0;
3200 R->selection.end.col = ncol;
3201 }
3202 } 3327 }
3203 if (button3 && buttonpress) { /* mark may need to be changed */
3204 if (closeto == LEFT) {
3205 R->selection.mark.row = R->selection.end.row;
3206 R->selection.mark.col = R->selection.end.col
3207 - (R->selection.clicks == 2);
3208 } else {
3209 R->selection.mark.row = R->selection.beg.row;
3210 R->selection.mark.col = R->selection.beg.col;
3211 }
3212 }
3213 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));
3214#endif /* ! NO_NEW_SELECTION */
3215}
3216 3328
3217#ifndef NO_FRILLS 3329#if !ENABLE_MINIMAL
3218/* INTPROTO */ 3330 if (selection.rect && selection.beg.col > selection.end.col)
3219void 3331 ::swap (selection.beg.col, selection.end.col);
3332#endif
3333}
3334
3335#if !ENABLE_MINIMAL
3336void ecb_cold
3220rxvt_selection_remove_trailing_spaces(pR) 3337rxvt_term::selection_remove_trailing_spaces () NOTHROW
3221{ 3338{
3222 int32_t end_col, end_row; 3339 int32_t end_col, end_row;
3223 text_t *stp; 3340 text_t *stp;
3224 3341
3225 end_col = R->selection.end.col; 3342 end_col = selection.end.col;
3226 end_row = R->selection.end.row; 3343 end_row = selection.end.row;
3344
3227 for ( ; end_row >= R->selection.beg.row; ) { 3345 for (; end_row >= selection.beg.row; )
3228 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3346 {
3347 stp = ROW(end_row).t;
3348
3229 while (--end_col >= 0) { 3349 while (--end_col >= 0)
3230 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3231 break;
3232 } 3350 {
3233 if (end_col >= 0 3351 if (stp[end_col] != NOCHAR
3234 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3352 && !unicode::is_space (stp[end_col]))
3235 R->selection.end.col = end_col + 1;
3236 R->selection.end.row = end_row;
3237 break; 3353 break;
3238 } 3354 }
3355
3356 if (end_col >= 0
3357 || !ROW(end_row - 1).is_longer ())
3358 {
3359 selection.end.col = end_col + 1;
3360 selection.end.row = end_row;
3361 break;
3362 }
3363
3239 end_row--; 3364 end_row--;
3240 end_col = R->TermWin.ncol; 3365 end_col = ncol;
3241 } 3366 }
3367
3242 if (R->selection.mark.row > R->selection.end.row) { 3368 if (selection.mark.row > selection.end.row)
3369 {
3243 R->selection.mark.row = R->selection.end.row; 3370 selection.mark.row = selection.end.row;
3244 R->selection.mark.col = R->selection.end.col; 3371 selection.mark.col = selection.end.col;
3372 }
3245 } else if (R->selection.mark.row == R->selection.end.row 3373 else if (selection.mark.row == selection.end.row
3246 && R->selection.mark.col > R->selection.end.col) 3374 && selection.mark.col > selection.end.col)
3247 R->selection.mark.col = R->selection.end.col; 3375 selection.mark.col = selection.end.col;
3248} 3376}
3249#endif 3377#endif
3250 3378
3251/* ------------------------------------------------------------------------- */ 3379/* ------------------------------------------------------------------------- */
3252/* 3380/*
3253 * Double click on button 3 when already selected 3381 * Double click on button 3 when already selected
3254 * EXT: button 3 double click 3382 * EXT: button 3 double click
3255 */ 3383 */
3256void 3384void ecb_cold
3257rxvt_term::selection_rotate (int x, int y) 3385rxvt_term::selection_rotate (int x, int y) NOTHROW
3258{ 3386{
3259 selection.clicks = selection.clicks % 3 + 1; 3387 selection.clicks = selection.clicks % 3 + 1;
3260 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3388 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3261} 3389}
3262
3263/* ------------------------------------------------------------------------- */
3264/*
3265 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3266 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3267 * the X11 protocol.
3268 */
3269typedef CARD32 Atom32;
3270 3390
3271/* ------------------------------------------------------------------------- */ 3391/* ------------------------------------------------------------------------- */
3272/* 3392/*
3273 * Respond to a request for our current selection 3393 * Respond to a request for our current selection
3274 * EXT: SelectionRequest 3394 * EXT: SelectionRequest
3275 */ 3395 */
3276/* EXTPROTO */ 3396void ecb_cold
3277void
3278rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3397rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3279{ 3398{
3399 Atom property = rq.property == None ? rq.target : rq.property;
3280 XSelectionEvent ev; 3400 XSelectionEvent ev;
3281#ifdef USE_XIM 3401
3402 ev.type = SelectionNotify;
3403 ev.property = None;
3404 ev.display = rq.display;
3405 ev.requestor = rq.requestor;
3406 ev.selection = rq.selection;
3407 ev.target = rq.target;
3408 ev.time = rq.time;
3409
3410 if (rq.target == xa[XA_TARGETS])
3411 {
3282 Atom32 target_list[4]; 3412 Atom target_list[6];
3413 Atom *target = target_list;
3414
3415 *target++ = xa[XA_TARGETS];
3416 *target++ = xa[XA_TIMESTAMP];
3417 *target++ = XA_STRING;
3418 *target++ = xa[XA_TEXT];
3419 *target++ = xa[XA_COMPOUND_TEXT];
3420#if X_HAVE_UTF8_STRING
3421 *target++ = xa[XA_UTF8_STRING];
3422#endif
3423
3424 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3425 32, PropModeReplace,
3426 (unsigned char *)target_list, target - target_list);
3427 ev.property = property;
3428 }
3429#if TODO // TODO
3430 else if (rq.target == xa[XA_MULTIPLE])
3431 {
3432 /* TODO: Handle MULTIPLE */
3433 }
3434#endif
3435 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3436 {
3437 XChangeProperty (dpy, rq.requestor, property, rq.target,
3438 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3439 ev.property = property;
3440 }
3441 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3442 {
3443 XChangeProperty (dpy, rq.requestor, property, rq.target,
3444 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3445 ev.property = property;
3446 }
3447 else if (rq.target == XA_STRING
3448 || rq.target == xa[XA_TEXT]
3449 || rq.target == xa[XA_COMPOUND_TEXT]
3450 || rq.target == xa[XA_UTF8_STRING]
3451 )
3452 {
3453 XTextProperty ct;
3454 Atom target = rq.target;
3455 short freect = 0;
3456 int selectlen;
3457 wchar_t *cl;
3458 enum {
3459 enc_string = XStringStyle,
3460 enc_text = XStdICCTextStyle,
3461 enc_compound_text = XCompoundTextStyle,
3462#ifdef X_HAVE_UTF8_STRING
3463 enc_utf8 = XUTF8StringStyle,
3283#else 3464#else
3284 Atom32 target_list[3]; 3465 enc_utf8 = -1,
3285#endif 3466#endif
3286 Atom target; 3467 } style;
3287 XTextProperty ct;
3288 XICCEncodingStyle style;
3289 char *cl[2], dummy[1];
3290 3468
3291 ev.type = SelectionNotify;
3292 ev.property = None;
3293 ev.display = rq->display;
3294 ev.requestor = rq->requestor;
3295 ev.selection = rq->selection;
3296 ev.target = rq->target;
3297 ev.time = rq->time;
3298
3299 if (rq->target == R->xa[XA_TARGETS]) {
3300 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3301 target_list[1] = (Atom32) XA_STRING;
3302 target_list[2] = (Atom32) R->xa[XA_TEXT];
3303#ifdef USE_XIM
3304 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3305#endif
3306 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3307 (8 * sizeof(target_list[0])), PropModeReplace,
3308 (unsigned char *)target_list,
3309 (sizeof(target_list) / sizeof(target_list[0])));
3310 ev.property = rq->property;
3311 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3312 /* TODO: Handle MULTIPLE */
3313 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3314 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3315 (8 * sizeof(Time)), PropModeReplace,
3316 (unsigned char *)&R->selection_time, 1);
3317 ev.property = rq->property;
3318 } else if (rq->target == XA_STRING
3319 || rq->target == R->xa[XA_COMPOUND_TEXT]
3320 || rq->target == R->xa[XA_TEXT]) {
3321#ifdef USE_XIM
3322 short freect = 0;
3323#endif
3324 int selectlen;
3325
3326#ifdef USE_XIM
3327 if (rq->target != XA_STRING) { 3469 if (target == XA_STRING)
3470 // we actually don't do XA_STRING, but who cares, as i18n clients
3471 // will ask for another format anyways.
3472 style = enc_string;
3473 else if (target == xa[XA_TEXT])
3474 style = enc_text;
3475 else if (target == xa[XA_COMPOUND_TEXT])
3476 style = enc_compound_text;
3477#if !ENABLE_MINIMAL
3478 else if (target == xa[XA_UTF8_STRING])
3479 style = enc_utf8;
3480#endif
3481 else
3482 {
3328 target = R->xa[XA_COMPOUND_TEXT]; 3483 target = xa[XA_COMPOUND_TEXT];
3329 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3484 style = enc_compound_text;
3330 ? XCompoundTextStyle : XStdICCTextStyle;
3331 } else
3332#endif
3333 { 3485 }
3334 target = XA_STRING; 3486
3335 style = XStringStyle; 3487 if (rq.selection == XA_PRIMARY && selection.text)
3336 } 3488 {
3337 if (R->selection.text) {
3338 cl[0] = (char *)R->selection.text; 3489 cl = selection.text;
3339 selectlen = R->selection.len; 3490 selectlen = selection.len;
3491 }
3492 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3493 {
3494 cl = selection.clip_text;
3495 selectlen = selection.clip_len;
3496 }
3340 } else { 3497 else
3341 cl[0] = dummy; 3498 {
3342 *dummy = '\0'; 3499 cl = L"";
3343 selectlen = 0; 3500 selectlen = 0;
3501 }
3502
3503#if !ENABLE_MINIMAL
3504 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3505 // so recode it manually
3506 if (style == enc_utf8)
3344 } 3507 {
3345#ifdef USE_XIM
3346 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3347 == Success) /* if we failed to convert then send it raw */
3348 freect = 1; 3508 freect = 1;
3509 ct.encoding = target;
3510 ct.format = 8;
3511 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3512 ct.nitems = strlen ((char *)ct.value);
3513 }
3349 else 3514 else
3350#endif 3515#endif
3516 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3517 freect = 1;
3518 else
3351 { 3519 {
3520 /* if we failed to convert then send it raw */
3352 ct.value = (unsigned char *)cl[0]; 3521 ct.value = (unsigned char *)cl;
3353 ct.nitems = selectlen; 3522 ct.nitems = selectlen;
3523 ct.encoding = target;
3354 } 3524 }
3525
3355 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3526 XChangeProperty (dpy, rq.requestor, property,
3356 target, 8, PropModeReplace, 3527 ct.encoding, 8, PropModeReplace,
3357 ct.value, (int)ct.nitems); 3528 ct.value, (int)ct.nitems);
3358 ev.property = rq->property; 3529 ev.property = property;
3359#ifdef USE_XIM 3530
3360 if (freect) 3531 if (freect)
3361 XFree(ct.value); 3532 XFree (ct.value);
3362#endif
3363 } 3533 }
3534
3364 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3535 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3365} 3536}
3366 3537
3367/* ------------------------------------------------------------------------- * 3538/* ------------------------------------------------------------------------- */
3368 * MOUSE ROUTINES *
3369 * ------------------------------------------------------------------------- */
3370
3371/*
3372 * return col/row values corresponding to x/y pixel values
3373 */
3374void
3375rxvt_term::pixel_position (int *x, int *y)
3376{
3377 *x = Pixel2Col(*x);
3378 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3379 *y = Pixel2Row(*y);
3380 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3381}
3382
3383/* ------------------------------------------------------------------------- */
3384#ifdef USE_XIM 3539#if USE_XIM
3385void 3540void ecb_cold
3386rxvt_term::set_position (XPoint *pos) 3541rxvt_term::im_set_position (XPoint &pos) NOTHROW
3387{ 3542{
3388 XWindowAttributes xwa; 3543 XWindowAttributes xwa;
3389 3544
3390 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3545 XGetWindowAttributes (dpy, vt, &xwa);
3546
3391 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3547 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3392 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3548 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3393} 3549}
3394
3395#endif 3550#endif
3396/* ------------------------------------------------------------------------- */ 3551
3397 3552#if ENABLE_OVERLAY
3553void
3554rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3555{
3556 if (nrow < 1 || ncol < 1)
3557 return;
3558
3559 want_refresh = 1;
3560
3561 scr_overlay_off ();
3562
3563 if (x < 0) x = ncol - w;
3564 if (y < 0) y = nrow - h;
3565
3566 // make space for border
3567 w += 2; min_it (w, ncol);
3568 h += 2; min_it (h, nrow);
3569
3570 x -= 1; clamp_it (x, 0, ncol - w);
3571 y -= 1; clamp_it (y, 0, nrow - h);
3572
3573 ov.x = x; ov.y = y;
3574 ov.w = w; ov.h = h;
3575
3576 ov.text = new text_t *[h];
3577 ov.rend = new rend_t *[h];
3578
3579 for (y = 0; y < h; y++)
3580 {
3581 text_t *tp = ov.text[y] = new text_t[w];
3582 rend_t *rp = ov.rend[y] = new rend_t[w];
3583
3584 text_t t0, t1, t2;
3585 rend_t r = OVERLAY_RSTYLE;
3586
3587 if (y == 0)
3588 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3589 else if (y < h - 1)
3590 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3591 else
3592 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3593
3594 *tp++ = t0;
3595 *rp++ = r;
3596
3597 for (x = w - 2; x > 0; --x)
3598 {
3599 *tp++ = t1;
3600 *rp++ = r;
3601 }
3602
3603 *tp = t2;
3604 *rp = r;
3605 }
3606}
3607
3608void
3609rxvt_term::scr_overlay_off () NOTHROW
3610{
3611 if (!ov.text)
3612 return;
3613
3614 want_refresh = 1;
3615
3616 for (int y = 0; y < ov.h; y++)
3617 {
3618 delete [] ov.text[y];
3619 delete [] ov.rend[y];
3620 }
3621
3622 delete [] ov.text; ov.text = 0;
3623 delete [] ov.rend; ov.rend = 0;
3624}
3625
3626void
3627rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3628{
3629 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3630 return;
3631
3632 x++, y++;
3633
3634 ov.text[y][x] = text;
3635 ov.rend[y][x] = rend;
3636}
3637
3638void
3639rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3640{
3641 while (*s)
3642 scr_overlay_set (x++, y, *s++);
3643}
3644
3645void
3646rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3647{
3648 while (*s)
3649 {
3650 text_t t = *s++;
3651 int width = WCWIDTH (t);
3652
3653 while (width--)
3654 {
3655 scr_overlay_set (x++, y, t);
3656 t = NOCHAR;
3657 }
3658 }
3659}
3660
3661void
3662rxvt_term::scr_swap_overlay () NOTHROW
3663{
3664 if (!ov.text)
3665 return;
3666
3667 // hide cursor if it is within the overlay area
3668 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3669 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3670 screen.flags &= ~Screen_VisibleCursor;
3671
3672 // swap screen mem with overlay
3673 for (int y = ov.h; y--; )
3674 {
3675 text_t *t1 = ov.text[y];
3676 rend_t *r1 = ov.rend[y];
3677
3678 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3679 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3680
3681 for (int x = ov.w; x--; )
3682 {
3683 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3684 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3685 }
3686 }
3687}
3688
3689#endif
3398/* ------------------------------------------------------------------------- * 3690/* ------------------------------------------------------------------------- */
3399 * DEBUG ROUTINES *
3400 * ------------------------------------------------------------------------- */
3401#if 0
3402/* INTPROTO */
3403void
3404rxvt_debug_colors(void)
3405{
3406 int color;
3407 const char *name[] = {
3408 "fg", "bg",
3409 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3410 };
3411 3691
3412 fprintf(stderr, "Color ( ");
3413 if (R->rstyle & RS_RVid)
3414 fprintf(stderr, "rvid ");
3415 if (R->rstyle & RS_Bold)
3416 fprintf(stderr, "bold ");
3417 if (R->rstyle & RS_Blink)
3418 fprintf(stderr, "blink ");
3419 if (R->rstyle & RS_Uline)
3420 fprintf(stderr, "uline ");
3421 fprintf(stderr, "): ");
3422
3423 color = GET_FGCOLOR(R->rstyle);
3424#ifndef NO_BRIGHTCOLOR
3425 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3426 color -= (minBrightCOLOR - minCOLOR);
3427 fprintf(stderr, "bright ");
3428 }
3429#endif
3430 fprintf(stderr, "%s on ", name[color]);
3431
3432 color = GET_BGCOLOR(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\n", name[color]);
3440}
3441#endif

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