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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.10 by pcg, Thu Dec 18 08:06:46 2003 UTC vs.
Revision 1.415 by root, Mon May 28 14:25:16 2012 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.10 2003/12/18 08:06:46 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
36#include "salloc.C" // HACK!! 33#include "salloc.C" // HACK, should be a separate compile!
37 34
35static inline void
38inline void fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
39{ 37{
40 while (len--) 38 while (len--)
41 *start++ = value; 39 *start++ = value;
42} 40}
43 41
44/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384
46#define TABSIZE 8 /* default tab size */ 43#define TABSIZE 8 /* default tab size */
47 44
48/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 48#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 49 if (option (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 50 view_start = 0
54#define CLEAR_SELECTION(R) \ 51#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 52 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 53 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 54#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 55 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 56 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 57 = selection.end.row = selection.end.col = 0
61 58
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 59#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 60 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 61#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 62 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 63#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 64 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 66 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 68 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 70 (((A) == (C)) && ((B) <= (D)))
74 71
75/* these must be row_col_t */ 72/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 73#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 74 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 75#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 77#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 79#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 84 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 85
89/* 86/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 87 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 88 */
94#define drawBuffer (R->TermWin.vt)
95
96#define CLEAR_ROWS(row, num) \
97 if (R->TermWin.mapped) \
98 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
99 Row2Pixel(row), (unsigned int)R->TermWin.width, \
100 (unsigned int)Height2Pixel(num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 89#define CLEAR_CHARS(x, y, num) \
103 if (R->TermWin.mapped) \ 90 if (mapped) \
104 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 91 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel(num), \ 92 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 93 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \
110 R->TermWin.int_bwidth, Row2Pixel(row), \
111 (unsigned int)R->TermWin.width, \
112 (unsigned int)Height2Pixel(num))
113 94
114/* ------------------------------------------------------------------------- * 95/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 96 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 97 * ------------------------------------------------------------------------- */
98
117/* Fill part/all of a line with blanks. */ 99/* Fill part/all of a line with blanks. */
118void 100void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 101rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 102{
121 efs &= ~RS_baseattrMask; 103 if (!l.valid ())
104 {
105 l.alloc ();
106 col = 0;
107 width = ncol;
108 }
109
110 l.touch ();
111
112 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 113 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
114
115 text_t *et = l.t + col;
116 rend_t *er = l.r + col;
123 117
124 while (width--) 118 while (width--)
125 { 119 {
126 *et++ = ' '; 120 *et++ = ' ';
127 *er++ = efs; 121 *er++ = efs;
… …
129} 123}
130 124
131/* ------------------------------------------------------------------------- */ 125/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 126/* Fill a full line with blanks - make sure it is allocated first */
133void 127void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 128rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 129{
136#ifdef DEBUG_STRICT 130 scr_blank_line (l, 0, ncol, efs);
137 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 131
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 132 l.l = 0;
133 l.f = 0;
134}
135
136// nuke a single wide character at the given column
137void
138rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
139{
140 // find begin
141 while (col > 0 && l.t[col] == NOCHAR)
142 col--;
143
144 rend_t rend = l.r[col] & ~RS_baseattrMask;
145 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
146
147 l.touch ();
148
149 // found start, nuke
150 do {
151 l.t[col] = ' ';
152 l.r[col] = rend;
153 col++;
154 } while (col < ncol && l.t[col] == NOCHAR);
146} 155}
147 156
148/* ------------------------------------------------------------------------- * 157/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 158 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
160
161void
162rxvt_term::scr_alloc ()
163{
164 int tsize = sizeof (text_t) * ncol;
165 int rsize = sizeof (rend_t) * ncol;
166
167 // we assume that rend_t size is a sufficient alignment
168 // factor for tetx_t and line_t values, and we only
169 // need to adjust tsize.
170 tsize = (tsize + sizeof (rend_t) - 1);
171 tsize -= tsize % sizeof (rend_t);
172
173 int all_rows = total_rows + nrow + nrow;
174
175 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
176 chunk = rxvt_malloc (chunk_size);
177
178 char *base = (char *)chunk + sizeof (line_t) * all_rows;
179
180 for (int row = 0; row < all_rows; ++row)
181 {
182 line_t &l = ((line_t *)chunk) [row];
183
184 l.t = (text_t *)base; base += tsize;
185 l.r = (rend_t *)base; base += rsize;
186 l.l = -1;
187 l.f = 0;
188 }
189
190 drawn_buf = (line_t *)chunk;
191 swap_buf = drawn_buf + nrow;
192 row_buf = swap_buf + nrow;
193}
194
151void 195void
152rxvt_term::scr_reset () 196rxvt_term::scr_reset ()
153{ 197{
154 unsigned int ncol, nrow, total_rows, prev_total_rows; 198#if ENABLE_OVERLAY
155 unsigned int p, q; 199 scr_overlay_off ();
156 int k; 200#endif
157 rend_t setrstyle;
158 201
159 D_SCREEN((stderr, "rxvt_scr_reset()"));
160
161 TermWin.view_start = 0; 202 view_start = 0;
162 num_scr = 0; 203 num_scr = 0;
163 204
164 if (TermWin.ncol == 0) 205 if (ncol == 0)
165 TermWin.ncol = 80; 206 ncol = 80;
166 207
167 if (TermWin.nrow == 0) 208 if (nrow == 0)
168 TermWin.nrow = 24; 209 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 210
173 if (ncol == prev_ncol && nrow == prev_nrow) 211 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 212 return;
175 213
214 // we need at least two lines for wrapping to work correctly
215 while (nrow + saveLines < 2)
216 {
217 //TODO//FIXME
218 saveLines++;
219 prev_nrow--;
220 top_row--;
221 }
222
176 want_refresh = 1; 223 want_refresh = 1;
177 224
225 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 226 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 227
181 screen.tscroll = 0; 228 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 229 screen.bscroll = nrow - 1;
183 230
184 if (!talloc) 231 void *prev_chunk = chunk;
185 { 232 line_t *prev_drawn_buf = drawn_buf;
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 233 line_t *prev_swap_buf = swap_buf;
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 234 line_t *prev_row_buf = row_buf;
188 } 235
189 236 int common_col = min (prev_ncol, ncol);
190 if (prev_nrow == 0) 237
238 scr_alloc ();
239
240 if (!prev_row_buf)
191 { 241 {
192 /* 242 /*
193 * first time called so just malloc everything : don't rely on realloc 243 * first time called so just malloc everything: don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL
195 */ 244 */
196 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 245 top_row = 0;
197 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 246 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 *));
200 247
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)); 248 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 249 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 250 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 251 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 252 screen.charset = 0;
224 current_screen = PRIMARY; 253 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 254 scr_cursor (SAVE);
226 255
227#if NSCREENS 256#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 257 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 258 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 259 swap.charset = 0;
231 current_screen = SECONDARY; 260 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 261 scr_cursor (SAVE);
233 current_screen = PRIMARY; 262 current_screen = PRIMARY;
234#endif 263#endif
235 264
236 selection.text = NULL; 265 selection.text = NULL;
237 selection.len = 0; 266 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 267 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 268 selection.screen = PRIMARY;
240 selection.clicks = 0; 269 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this); 270 selection.clip_text = NULL;
242 rvideo = 0; 271 selection.clip_len = 0;
243 } 272 }
244 else 273 else
245 { 274 {
246 /* 275 /*
247 * add or delete rows as appropriate 276 * add or delete rows as appropriate
248 */ 277 */
249 setrstyle = DEFAULT_RSTYLE;
250 278
251 if (nrow < prev_nrow) 279 for (int row = min (nrow, prev_nrow); row--; )
280 {
281 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
282 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
283
284 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
285 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
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);
252 { 288 }
253 /* delete rows */
254 k = min (TermWin.nscrolled, prev_nrow - nrow);
255 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
256 289
257 for (p = nrow; p < prev_nrow; p++) 290 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
291 int pend = MOD (term_start + top_row , prev_total_rows);
292 int q = total_rows; // rewrapped row
293
294 if (top_row)
295 {
296 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
297 // to come up with a lean and mean algorithm.
298 // TODO: maybe optimise when width didn't change
299
300 row_col_t ocur = screen.cur;
301 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
302
303 do
258 { 304 {
259 q = p + TermWin.saveLines; 305 p = MOD (p - 1, prev_total_rows);
260 if (screen.text[q]) 306 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
307 int plines = 1;
308 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
309
310 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 311 {
262#ifdef DEBUG_STRICT 312 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 313
264#endif 314 plines++;
265 talloc->free (screen.text[q]); 315 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 316 }
268 if (swap.text[p]) 317
318 int qlines = max (0, (llen - 1) / ncol) + 1;
319
320 // drop partial lines completely
321 if (q < qlines)
322 break;
323
324 q -= qlines;
325
326 int lofs = 0;
327 line_t *qline;
328
329 // re-assemble the full line by destination lines
330 for (int qrow = q; qlines--; qrow++)
269 { 331 {
270#ifdef DEBUG_STRICT 332 qline = row_buf + qrow;
271 assert (swap.rend[p]); 333 qline->alloc (); // redundant with next line
272#endif 334 qline->l = ncol;
273 talloc->free (swap.text[p]); 335 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 336
337 int qcol = 0;
338
339 // see below for cursor adjustment rationale
340 if (p == ocur.row)
341 screen.cur.row = q - (total_rows - nrow);
342
343 // fill a single destination line
344 while (lofs < llen && qcol < ncol)
345 {
346 int prow = lofs / prev_ncol;
347 int pcol = lofs % prev_ncol;
348
349 prow = MOD (p + prow, prev_total_rows);
350
351 // we only adjust the cursor _row_ and put it into
352 // the topmost line of "long line" it was in, as
353 // this seems to upset applications/shells/readline
354 // least.
355 if (prow == ocur.row)
356 screen.cur.row = q - (total_rows - nrow);
357
358 line_t &pline = prev_row_buf [prow];
359
360 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
361
362 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
363 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
364
365 lofs += len;
366 qcol += len;
367 }
275 } 368 }
276#ifdef DEBUG_STRICT 369
277 assert (drawn_text[p] && drawn_rend[p]); 370 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 371 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 372 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 373 }
374 while (p != pend && q > 0);
282 375
283 /* we have fewer rows so fix up cursor position */ 376 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 377 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 378
287 scr_reset_realloc (); /* realloc _last_ */ 379 // make sure all terminal lines exist
288 } 380 while (top_row > 0)
289 else if (nrow > prev_nrow) 381 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 382 }
291 /* add rows */ 383 else
292 scr_reset_realloc (); /* realloc _first_ */ 384 {
385 // if no scrollback exists (yet), wing, instead of wrap
293 386
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 387 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 { 388 {
300 screen.tlen[p] = 0; 389 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 390 line_t &dst = row_buf [row];
302 screen.rend[p] = NULL; 391
392 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
393
394 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
395 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
303 } 396 }
304 397
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++) 398 for (int row = prev_nrow; row < nrow; row++)
309 { 399 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 }
318 400
319 if (k > 0) 401 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 { 402 }
340 int common = min (prev_ncol, ncol); 403
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 404 clamp_it (screen.cur.row, 0, nrow - 1);
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 405 clamp_it (screen.cur.col, 0, ncol - 1);
343 406 }
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;
350 407
351 MIN_IT(screen.tlen[p], (int16_t)ncol); 408 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 } 409 {
410 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
411 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
412 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
413 }
414
415 free (prev_chunk);
416
417 free (tabs);
418 tabs = (char *)rxvt_malloc (ncol);
419
420 for (int col = ncol; col--; )
421 tabs [col] = col % TABSIZE == 0;
422
423 CLEAR_ALL_SELECTION ();
396 424
397 prev_nrow = nrow; 425 prev_nrow = nrow;
398 prev_ncol = ncol; 426 prev_ncol = ncol;
399 427
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 (); 428 tt_winch ();
406}
407 429
408void 430 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} 431}
430 432
431/* ------------------------------------------------------------------------- */ 433/* ------------------------------------------------------------------------- */
432/* 434/*
433 * Free everything. That way malloc debugging can find leakage. 435 * Free everything. That way malloc debugging can find leakage.
434 */ 436 */
435void 437void
436rxvt_term::scr_release() 438rxvt_term::scr_release () NOTHROW
437{ 439{
438 uint16_t total_rows; 440 free (chunk);
439 int i;
440
441 total_rows = TermWin.nrow + TermWin.saveLines;
442
443#ifdef DEBUG_STRICT
444 for (i = 0; i < total_rows; i++)
445 {
446 if (screen.text[i])
447 /* then so is screen.rend[i] */
448 assert(screen.rend[i]);
449 }
450#endif
451
452 delete talloc;
453 delete ralloc;
454
455 free (screen.text);
456 free (screen.tlen);
457 free (screen.rend);
458 free (drawn_text);
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); 441 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;
474} 442}
475 443
476/* ------------------------------------------------------------------------- */ 444/* ------------------------------------------------------------------------- */
477/* 445/*
478 * Hard reset 446 * Hard/Soft reset
479 */ 447 */
480/* EXTPROTO */
481void 448void
482rxvt_scr_poweron(pR) 449rxvt_term::scr_poweron ()
483{ 450{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 451 scr_release ();
452
453 row_buf = 0;
454 tabs = 0;
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 rxvt_scr_clear (aR); 460 scr_clear (true);
491 rxvt_scr_refresh (aR_ SLOW_REFRESH); 461 scr_refresh ();
492#ifdef RXVT_GRAPHICS 462}
493 rxvt_Gr_reset (aR); 463
464void
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
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 */
793void 784void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 785rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
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
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 914 if (ecb_unlikely (screen.flags & Screen_Insert))
915 scr_insdel_chars (width, INSERT);
904 916
905 stp[R->screen.cur.col] = c; 917 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 918 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 919#if !UNICODE_3
911 int width = wcwidth (c); 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
929 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
930
931 // if the character doesn't fit into the remaining columns...
932 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
912 933 {
913 if (width > 1)
914 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1)
916 {
917
918 srp[R->screen.cur.col] |= RS_wide;
919
920 R->screen.cur.col++;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 }
924 }
925 }
926
927 if (R->screen.cur.col < last_col - 1)
928 R->screen.cur.col++;
929 else {
930 R->screen.tlen[row] = last_col;
931 if (R->screen.flags & Screen_Autowrap) 934 if (screen.flags & Screen_Autowrap)
935 {
936 // ... artificially enlargen the previous one
937 c = NOCHAR;
938 // and try the same character next loop iteration
939 --str;
940 }
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
962 {
963 line->l = ncol;
964 if (screen.flags & Screen_Autowrap)
932 R->screen.flags |= Screen_WrapNext; 965 screen.flags |= Screen_WrapNext;
966
967 goto end_of_line;
968 }
969
970 c = NOCHAR;
971 }
972 while (ecb_unlikely (--width > 0));
973
974 // pad with spaces when overwriting wide character with smaller one
975 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
976 {
977 line->t[c] = ' ';
978 line->r[c] = rend;
979 }
980
981end_of_line:
982 ;
983 }
984#if ENABLE_COMBINING
985 else // width == 0
933 } 986 {
934 } 987 if (c != 0xfeff) // ignore BOM
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 988 {
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 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;
937 996
938/* 997 if (screen.cur.col > 0)
939 * If we wrote anywhere in the selected area, kill the selection 998 {
940 * XXX: should we kill the mark too? Possibly, but maybe that 999 linep = line;
941 * should be a similar check. 1000 tp = line->t + screen.cur.col - 1;
942 */ 1001 rp = line->r + screen.cur.col - 1;
943 if (clearsel) 1002 }
944 CLEAR_SELECTION(R); 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;
945 1012
946#ifdef DEBUG_STRICT 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
947 assert(R->screen.cur.row >= 0); 1032 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0);
950#endif
951} 1033}
952 1034
953/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
954/* 1036/*
955 * 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
956 * XTERM_SEQ: CTRL-H 1038 * XTERM_SEQ: CTRL-H
957 */ 1039 */
958/* EXTPROTO */
959void 1040void
960rxvt_scr_backspace(pR) 1041rxvt_term::scr_backspace () NOTHROW
961{ 1042{
962 R->want_refresh = 1;
963 if (R->screen.cur.col == 0) { 1043 if (screen.cur.col == 0)
1044 {
964 if (R->screen.cur.row > 0) { 1045 if (screen.cur.row > 0)
1046 {
965#ifdef TERMCAP_HAS_BW 1047#ifdef TERMCAP_HAS_BW
966 R->screen.cur.col = R->TermWin.ncol - 1; 1048 screen.cur.col = ncol - 1;
967 R->screen.cur.row--; 1049 --screen.cur.row;
968 return; 1050
1051 want_refresh = 1;
969#endif 1052#endif
970 } 1053 }
1054 }
971 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1055 else if (screen.flags & Screen_WrapNext)
972 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
973 R->screen.flags &= ~Screen_WrapNext; 1056 screen.flags &= ~Screen_WrapNext;
1057 else
1058 scr_gotorc (0, -1, RELATIVE);
974} 1059}
975 1060
976/* ------------------------------------------------------------------------- */ 1061/* ------------------------------------------------------------------------- */
977/* 1062/*
978 * Process Horizontal Tab 1063 * Process Horizontal Tab
979 * count: +ve = forward; -ve = backwards 1064 * count: +ve = forward; -ve = backwards
980 * XTERM_SEQ: CTRL-I 1065 * XTERM_SEQ: CTRL-I
981 */ 1066 */
982/* EXTPROTO */
983void 1067void
984rxvt_scr_tab(pR_ int count) 1068rxvt_term::scr_tab (int count, bool ht) NOTHROW
985{ 1069{
986 int i, x; 1070 int i, x;
987 1071
988 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
989 R->want_refresh = 1; 1072 want_refresh = 1;
990 i = x = R->screen.cur.col; 1073 i = x = screen.cur.col;
1074
991 if (count == 0) 1075 if (count == 0)
992 return; 1076 return;
993 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
994 for (; ++i < R->TermWin.ncol; ) 1083 for (; ++i < ncol; )
995 if (R->tabs[i]) { 1084 if (tabs[i])
1085 {
996 x = i; 1086 x = i;
1087
997 if (!--count) 1088 if (!--count)
998 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;
999 } 1115 }
1000 if (count) 1116 }
1001 x = R->TermWin.ncol - 1; 1117 }
1002 } else /* if (count < 0) */ { 1118 else /* if (count < 0) */
1119 {
1003 for (; --i >= 0; ) 1120 for (; --i >= 0; )
1004 if (R->tabs[i]) { 1121 if (tabs[i])
1005 x = i;
1006 if (!++count)
1007 break;
1008 } 1122 {
1009 if (count)
1010 x = 0; 1123 x = i;
1124 if (!++count)
1125 break;
1126 }
1127
1128 if (count)
1129 x = 0;
1011 } 1130 }
1131
1012 if (x != R->screen.cur.col) 1132 if (x != screen.cur.col)
1013 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1133 scr_gotorc (0, x, R_RELATIVE);
1014} 1134}
1015 1135
1016/* ------------------------------------------------------------------------- */ 1136/* ------------------------------------------------------------------------- */
1017/* 1137/*
1018 * Process DEC Back Index 1138 * Process DEC Back Index
1019 * XTERM_SEQ: ESC 6 1139 * XTERM_SEQ: ESC 6
1020 * 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
1021 * in that row right. Clear left column. 1141 * in that row right. Clear left column.
1022 */ 1142 */
1023#ifndef NO_FRILLS 1143#if !ENABLE_MINIMAL
1024/* EXTPROTO */
1025void 1144void
1026rxvt_scr_backindex(pR) 1145rxvt_term::scr_backindex () NOTHROW
1027{ 1146{
1028 if (R->screen.cur.col > 0) 1147 if (screen.cur.col > 0)
1029 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1148 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1030 else { 1149 else
1031 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1032 return; /* um, yeah? */
1033 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1150 scr_insdel_chars (1, INSERT);
1034 }
1035} 1151}
1036#endif 1152#endif
1037/* ------------------------------------------------------------------------- */ 1153/* ------------------------------------------------------------------------- */
1038/* 1154/*
1039 * Process DEC Forward Index 1155 * Process DEC Forward Index
1040 * XTERM_SEQ: ESC 9 1156 * XTERM_SEQ: ESC 9
1041 * 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
1042 * in that row left. Clear right column. 1158 * in that row left. Clear right column.
1043 */ 1159 */
1044#ifndef NO_FRILLS 1160#if !ENABLE_MINIMAL
1045/* EXTPROTO */
1046void 1161void
1047rxvt_scr_forwardindex(pR) 1162rxvt_term::scr_forwardindex () NOTHROW
1048{ 1163{
1049 int row;
1050
1051 if (R->screen.cur.col < R->TermWin.ncol - 1) 1164 if (screen.cur.col < ncol - 1)
1052 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1165 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1053 else { 1166 else
1054 row = R->screen.cur.row + R->TermWin.saveLines; 1167 {
1055 if (R->screen.tlen[row] == 0) 1168 line_t &l = ROW(screen.cur.row);
1056 return; /* um, yeah? */ 1169
1057 else if (R->screen.tlen[row] == -1) 1170 l.touch ();
1058 R->screen.tlen[row] = R->TermWin.ncol; 1171 l.is_longer (0);
1172
1059 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1173 scr_gotorc (0, 0, R_RELATIVE);
1060 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1174 scr_insdel_chars (1, DELETE);
1061 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1175 scr_gotorc (0, ncol - 1, R_RELATIVE);
1062 } 1176 }
1063} 1177}
1064#endif 1178#endif
1065 1179
1066/* ------------------------------------------------------------------------- */ 1180/* ------------------------------------------------------------------------- */
1067/* 1181/*
1068 * Goto Row/Column 1182 * Goto Row/Column
1069 */ 1183 */
1070/* EXTPROTO */
1071void 1184void
1072rxvt_scr_gotorc(pR_ int row, int col, int relative) 1185rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1073{ 1186{
1074 R->want_refresh = 1; 1187 want_refresh = 1;
1075 ZERO_SCROLLBACK(R); 1188 ZERO_SCROLLBACK ();
1076#ifdef RXVT_GRAPHICS
1077 if (rxvt_Gr_Displayed(aR))
1078 rxvt_Gr_scroll(aR_ 0);
1079#endif
1080 1189
1081 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1082
1083 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1190 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1084 : col); 1191 clamp_it (screen.cur.col, 0, ncol - 1);
1085 MAX_IT(R->screen.cur.col, 0);
1086 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1087 1192
1088 R->screen.flags &= ~Screen_WrapNext; 1193 screen.flags &= ~Screen_WrapNext;
1194
1089 if (relative & R_RELATIVE) { 1195 if (relative & R_RELATIVE)
1196 {
1090 if (row > 0) { 1197 if (row > 0)
1198 {
1091 if (R->screen.cur.row <= R->screen.bscroll 1199 if (screen.cur.row <= screen.bscroll
1092 && (R->screen.cur.row + row) > R->screen.bscroll) 1200 && (screen.cur.row + row) > screen.bscroll)
1093 R->screen.cur.row = R->screen.bscroll; 1201 screen.cur.row = screen.bscroll;
1094 else 1202 else
1095 R->screen.cur.row += row;
1096 } else if (row < 0) {
1097 if (R->screen.cur.row >= R->screen.tscroll
1098 && (R->screen.cur.row + row) < R->screen.tscroll)
1099 R->screen.cur.row = R->screen.tscroll;
1100 else
1101 R->screen.cur.row += row;
1102 }
1103 } else {
1104 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1105 R->screen.cur.row = row + R->screen.tscroll;
1106 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1107 } else
1108 R->screen.cur.row = row; 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
1109 } 1215 {
1110 MAX_IT(R->screen.cur.row, 0); 1216 if (screen.flags & Screen_Relative)
1111 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1217 {
1112} 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 }
1113 1225
1226 clamp_it (screen.cur.row, 0, nrow - 1);
1227}
1228
1114/* ------------------------------------------------------------------------- */ 1229/* ------------------------------------------------------------------------- */
1115/* 1230/*
1116 * direction should be UP or DN 1231 * direction should be UP or DN
1117 */ 1232 */
1118/* EXTPROTO */
1119void 1233void
1120rxvt_scr_index(pR_ enum page_dirn direction) 1234rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1121{ 1235{
1122 int dirn; 1236 int dirn;
1123 1237
1124 R->want_refresh = 1; 1238 want_refresh = 1;
1239 ZERO_SCROLLBACK ();
1240
1125 dirn = ((direction == UP) ? 1 : -1); 1241 dirn = ((direction == UP) ? 1 : -1);
1126 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1127 1242
1128 ZERO_SCROLLBACK(R);
1129
1130#ifdef RXVT_GRAPHICS
1131 if (rxvt_Gr_Displayed(aR))
1132 rxvt_Gr_scroll(aR_ 0);
1133#endif
1134
1135 R->screen.flags &= ~Screen_WrapNext; 1243 screen.flags &= ~Screen_WrapNext;
1244
1136 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1245 if ((screen.cur.row == screen.bscroll && direction == UP)
1137 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1246 || (screen.cur.row == screen.tscroll && direction == DN))
1138 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1247 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1139 else 1248 else
1140 R->screen.cur.row += dirn; 1249 screen.cur.row += dirn;
1141 MAX_IT(R->screen.cur.row, 0); 1250
1142 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1251 clamp_it (screen.cur.row, 0, nrow - 1);
1143 rxvt_selection_check(aR_ 0); 1252 selection_check (0);
1144} 1253}
1145 1254
1146/* ------------------------------------------------------------------------- */ 1255/* ------------------------------------------------------------------------- */
1147/* 1256/*
1148 * Erase part or whole of a line 1257 * Erase part or whole of a line
1149 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1258 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1150 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1259 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1151 * 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
1152 */ 1262 */
1153/* EXTPROTO */
1154void 1263void
1155rxvt_scr_erase_line(pR_ int mode) 1264rxvt_term::scr_erase_line (int mode) NOTHROW
1156{ 1265{
1157 unsigned int row, col, num; 1266 unsigned int col, num;
1158 1267
1159 R->want_refresh = 1; 1268 want_refresh = 1;
1160 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1161 ZERO_SCROLLBACK (R); 1269 ZERO_SCROLLBACK ();
1162 1270
1163#ifdef RXVT_GRAPHICS
1164 if (rxvt_Gr_Displayed (aR))
1165 rxvt_Gr_scroll (aR_ 0);
1166#endif
1167
1168 rxvt_selection_check (aR_ 1); 1271 selection_check (1);
1169 1272
1170 R->screen.flags &= ~Screen_WrapNext; 1273 line_t &line = ROW(screen.cur.row);
1171 1274
1172 row = R->TermWin.saveLines + R->screen.cur.row; 1275 line.touch ();
1276 line.is_longer (0);
1277
1173 switch (mode) 1278 switch (mode)
1174 { 1279 {
1280 case 3:
1281 if (screen.flags & Screen_WrapNext)
1282 return;
1283
1284 /* fall through */
1285
1175 case 0: /* erase to end of line */ 1286 case 0: /* erase to end of line */
1176 col = R->screen.cur.col; 1287 col = screen.cur.col;
1177 num = R->TermWin.ncol - col; 1288 num = ncol - col;
1178 MIN_IT(R->screen.tlen[row], (int16_t)col); 1289 min_it (line.l, col);
1290
1179 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)
1180 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1292 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1181 CLEAR_SELECTION(R); 1293 CLEAR_SELECTION ();
1182 break; 1294 break;
1295
1183 case 1: /* erase to beginning of line */ 1296 case 1: /* erase to beginning of line */
1184 col = 0; 1297 col = 0;
1185 num = R->screen.cur.col + 1; 1298 num = screen.cur.col + 1;
1299
1186 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)
1187 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1301 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1188 CLEAR_SELECTION(R); 1302 CLEAR_SELECTION ();
1189 break; 1303 break;
1304
1190 case 2: /* erase whole line */ 1305 case 2: /* erase whole line */
1191 col = 0; 1306 col = 0;
1192 num = R->TermWin.ncol; 1307 num = ncol;
1193 R->screen.tlen[row] = 0; 1308 line.l = 0;
1194 if (R->selection.beg.row <= R->screen.cur.row 1309 if (selection.beg.row <= screen.cur.row
1195 && R->selection.end.row >= R->screen.cur.row) 1310 && selection.end.row >= screen.cur.row)
1196 CLEAR_SELECTION(R); 1311 CLEAR_SELECTION ();
1197 break; 1312 break;
1198 default: 1313 default:
1199 return; 1314 return;
1200 } 1315 }
1201 1316
1202 if (R->screen.text[row]) 1317 scr_blank_line (line, col, num, rstyle);
1203 R->scr_blank_line (&(R->screen.text[row][col]),
1204 &(R->screen.rend[row][col]), num, R->rstyle);
1205 else
1206 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1207} 1318}
1208 1319
1209/* ------------------------------------------------------------------------- */ 1320/* ------------------------------------------------------------------------- */
1210/* 1321/*
1211 * Erase part of whole of the screen 1322 * Erase part or whole of the screen
1212 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1323 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1213 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1324 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1214 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1325 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1215 */ 1326 */
1216/* EXTPROTO */
1217void 1327void
1218rxvt_scr_erase_screen(pR_ int mode) 1328rxvt_term::scr_erase_screen (int mode) NOTHROW
1219{ 1329{
1220 int num; 1330 int num;
1221 int32_t row, row_offset; 1331 int32_t row;
1222 rend_t ren; 1332 rend_t ren;
1223 XGCValues gcvalue; 1333 XGCValues gcvalue;
1224 1334
1225 R->want_refresh = 1; 1335 want_refresh = 1;
1226 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1227 ZERO_SCROLLBACK(R); 1336 ZERO_SCROLLBACK ();
1228 row_offset = (int32_t)R->TermWin.saveLines;
1229 1337
1230 switch (mode) { 1338 switch (mode)
1339 {
1231 case 0: /* erase to end of screen */ 1340 case 0: /* erase to end of screen */
1232 rxvt_selection_check(aR_ 1);
1233 rxvt_scr_erase_line(aR_ 0); 1341 scr_erase_line (0);
1234 row = R->screen.cur.row + 1; /* possible OOB */ 1342 row = screen.cur.row + 1; /* possible OOB */
1235 num = R->TermWin.nrow - row; 1343 num = nrow - row;
1236 break; 1344 break;
1237 case 1: /* erase to beginning of screen */ 1345 case 1: /* erase to beginning of screen */
1238 rxvt_selection_check(aR_ 3);
1239 rxvt_scr_erase_line(aR_ 1); 1346 scr_erase_line (1);
1240 row = 0; 1347 row = 0;
1241 num = R->screen.cur.row; 1348 num = screen.cur.row;
1242 break; 1349 break;
1243 case 2: /* erase whole screen */ 1350 case 2: /* erase whole screen */
1244 rxvt_selection_check(aR_ 3);
1245#ifdef RXVT_GRAPHICS
1246 rxvt_Gr_ClearScreen(aR);
1247#endif
1248 row = 0; 1351 row = 0;
1249 num = R->TermWin.nrow; 1352 num = nrow;
1250 break; 1353 break;
1251 default: 1354 default:
1252 return; 1355 return;
1253 } 1356 }
1254 R->refresh_type |= REFRESH_BOUNDS; 1357
1255 if (R->selection.op && R->current_screen == R->selection.screen 1358 if (selection.op && current_screen == selection.screen
1256 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1359 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1257 || (R->selection.end.row >= row 1360 || (selection.end.row >= row
1258 && R->selection.end.row <= row + num))) 1361 && selection.end.row <= row + num)))
1259 CLEAR_SELECTION(R); 1362 CLEAR_SELECTION ();
1363
1260 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1364 if (row >= nrow) /* Out Of Bounds */
1261 return; 1365 return;
1262 MIN_IT(num, (R->TermWin.nrow - row)); 1366
1367 min_it (num, nrow - row);
1368
1263 if (R->rstyle & (RS_RVid | RS_Uline)) 1369 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1264 ren = (rend_t) ~RS_None; 1370 ren = (rend_t) ~RS_None;
1265 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1371 else if (GET_BASEBG (rstyle) == Color_bg)
1372 {
1266 ren = DEFAULT_RSTYLE; 1373 ren = DEFAULT_RSTYLE;
1267 CLEAR_ROWS(row, num); 1374
1268 } 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 {
1269 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1382 ren = rstyle & (RS_fgMask | RS_bgMask);
1270 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1383
1384 if (mapped)
1385 {
1386 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1271 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1387 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1272 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));
1273 gcvalue.foreground = R->PixColors[Color_fg]; 1392 gcvalue.foreground = pix_colors[Color_fg];
1274 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1393 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1394 }
1275 } 1395 }
1396
1276 for (; num--; row++) { 1397 for (; num--; row++)
1277 R->scr_blank_screen_mem (R->screen.text, R->screen.rend,
1278 (unsigned int)(row + row_offset), R->rstyle);
1279 R->screen.tlen[row + row_offset] = 0;
1280 R->scr_blank_line (R->drawn_text[row], R->drawn_rend[row],
1281 (unsigned int)R->TermWin.ncol, ren);
1282 } 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 }
1283} 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
1284 1416
1285/* ------------------------------------------------------------------------- */ 1417/* ------------------------------------------------------------------------- */
1286/* 1418/*
1287 * Fill the screen with `E's 1419 * Fill the screen with `E's
1288 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1420 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1289 */ 1421 */
1290/* EXTPROTO */
1291void 1422void
1292rxvt_scr_E(pR) 1423rxvt_term::scr_E () NOTHROW
1293{ 1424{
1294 int i, j, k; 1425 rend_t fs;
1295 rend_t *r1, fs;
1296 1426
1297 R->want_refresh = 1; 1427 want_refresh = 1;
1298 R->num_scr_allow = 0;
1299 ZERO_SCROLLBACK(R); 1428 ZERO_SCROLLBACK ();
1300 rxvt_selection_check(aR_ 3);
1301 1429
1302 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1430 num_scr_allow = 0;
1303 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1431
1304 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1432 row_col_t pos;
1305 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1433 pos.row = pos.col = 0;
1306 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--; )
1307 *r1++ = fs; 1446 *r1++ = fs;
1447
1448 line.is_longer (0);
1449 line.touch (ncol);
1308 } 1450 }
1309} 1451}
1310 1452
1311/* ------------------------------------------------------------------------- */ 1453/* ------------------------------------------------------------------------- */
1312/* 1454/*
1313 * Insert/Delete <count> lines 1455 * Insert/Delete <count> lines
1314 */ 1456 */
1315/* EXTPROTO */
1316void 1457void
1317rxvt_scr_insdel_lines(pR_ int count, int insdel) 1458rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1318{ 1459{
1319 int end; 1460 int end;
1320 1461
1321 ZERO_SCROLLBACK(R); 1462 ZERO_SCROLLBACK ();
1322 1463
1323#ifdef RXVT_GRAPHICS
1324 if (rxvt_Gr_Displayed(aR))
1325 rxvt_Gr_scroll(aR_ 0);
1326#endif
1327
1328 rxvt_selection_check(aR_ 1); 1464 selection_check (1);
1329 1465
1330 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)
1331 return; 1473 return;
1332
1333 end = R->screen.bscroll - R->screen.cur.row + 1;
1334 if (count > end) {
1335 if (insdel == DELETE)
1336 return;
1337 else if (insdel == INSERT) 1474 else if (insdel == INSERT)
1338 count = end; 1475 count = end;
1339 } 1476 }
1340 R->screen.flags &= ~Screen_WrapNext;
1341 1477
1478 scr_do_wrap ();
1479
1342 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);
1343} 1481}
1344 1482
1345/* ------------------------------------------------------------------------- */ 1483/* ------------------------------------------------------------------------- */
1346/* 1484/*
1347 * Insert/Delete <count> characters from the current position 1485 * Insert/Delete <count> characters from the current position
1348 */ 1486 */
1349/* EXTPROTO */
1350void 1487void
1351rxvt_scr_insdel_chars(pR_ int count, int insdel) 1488rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1352{ 1489{
1353 int col, row;
1354 rend_t tr;
1355 text_t *stp;
1356 rend_t *srp;
1357 int16_t *slp;
1358
1359 R->want_refresh = 1; 1490 want_refresh = 1;
1360 ZERO_SCROLLBACK(R); 1491 ZERO_SCROLLBACK ();
1361 1492
1362#ifdef RXVT_GRAPHICS
1363 if (rxvt_Gr_Displayed(aR))
1364 rxvt_Gr_scroll(aR_ 0);
1365#endif
1366
1367 if (count <= 0) 1493 if (count <= 0)
1368 return; 1494 return;
1369 1495
1496 scr_do_wrap ();
1497
1370 rxvt_selection_check(aR_ 1); 1498 selection_check (1);
1371 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1499 min_it (count, ncol - screen.cur.col);
1372 1500
1373 row = R->screen.cur.row + R->TermWin.saveLines; 1501 int row = screen.cur.row;
1374 R->screen.flags &= ~Screen_WrapNext;
1375 1502
1376 stp = R->screen.text[row]; 1503 line_t *line = &ROW(row);
1377 srp = R->screen.rend[row]; 1504
1378 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
1379 switch (insdel) { 1512 switch (insdel)
1513 {
1380 case INSERT: 1514 case INSERT:
1381 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1515 line->l = min (line->l + count, ncol);
1382 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 {
1383 stp[col] = stp[col - count]; 1522 line->t[col] = line->t[col - count];
1384 srp[col] = srp[col - count]; 1523 line->r[col] = line->r[col - count];
1385 } 1524 }
1386 if (*slp != -1) { 1525
1387 *slp += count;
1388 MIN_IT(*slp, R->TermWin.ncol);
1389 }
1390 if (R->selection.op && R->current_screen == R->selection.screen 1526 if (selection.op && current_screen == selection.screen
1391 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1527 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1528 {
1392 if (R->selection.end.row != R->screen.cur.row 1529 if (selection.end.row != screen.cur.row
1393 || (R->selection.end.col + count >= R->TermWin.ncol)) 1530 || (selection.end.col + count >= ncol))
1394 CLEAR_SELECTION(R); 1531 CLEAR_SELECTION ();
1532 else
1533 {
1395 else { /* shift selection */ 1534 /* shift selection */
1396 R->selection.beg.col += count; 1535 selection.beg.col += count;
1397 R->selection.mark.col += count; /* XXX: yes? */ 1536 selection.mark.col += count; /* XXX: yes? */
1398 R->selection.end.col += count; 1537 selection.end.col += count;
1399 } 1538 }
1400 } 1539 }
1401 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1540
1402 (unsigned int)count, R->rstyle); 1541 scr_blank_line (*line, screen.cur.col, count, rstyle);
1403 break; 1542 break;
1543
1404 case ERASE: 1544 case ERASE:
1405 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1545 screen.cur.col += count; /* don't worry if > ncol */
1406 rxvt_selection_check(aR_ 1); 1546 selection_check (1);
1407 R->screen.cur.col -= count; 1547 screen.cur.col -= count;
1408 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1548
1409 (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);
1410 break; 1554 break;
1555
1411 case DELETE: 1556 case DELETE:
1412 tr = srp[R->TermWin.ncol - 1] 1557 line->l = max (line->l - count, 0);
1413 & (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
1414 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1563 for (int col = screen.cur.col; (col + count) < ncol; col++)
1564 {
1415 stp[col] = stp[col + count]; 1565 line->t[col] = line->t[col + count];
1416 srp[col] = srp[col + count]; 1566 line->r[col] = line->r[col + count];
1417 } 1567 }
1418 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1568
1419 &(srp[R->TermWin.ncol - count]), 1569 scr_blank_line (*line, ncol - count, count, rstyle);
1420 (unsigned int)count, tr); 1570
1421 if (*slp == -1) /* break line continuation */
1422 *slp = R->TermWin.ncol;
1423 *slp -= count;
1424 MAX_IT(*slp, 0);
1425 if (R->selection.op && R->current_screen == R->selection.screen 1571 if (selection.op && current_screen == selection.screen
1426 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1572 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1573 {
1427 if (R->selection.end.row != R->screen.cur.row 1574 if (selection.end.row != screen.cur.row
1428 || (R->screen.cur.col >= R->selection.beg.col - count) 1575 || (screen.cur.col >= selection.beg.col - count)
1429 || R->selection.end.col >= R->TermWin.ncol) 1576 || selection.end.col >= ncol)
1430 CLEAR_SELECTION(R); 1577 CLEAR_SELECTION ();
1431 else { 1578 else
1579 {
1432 /* shift selection */ 1580 /* shift selection */
1433 R->selection.beg.col -= count; 1581 selection.beg.col -= count;
1434 R->selection.mark.col -= count; /* XXX: yes? */ 1582 selection.mark.col -= count; /* XXX: yes? */
1435 R->selection.end.col -= count; 1583 selection.end.col -= count;
1436 } 1584 }
1437 } 1585 }
1586
1438 break; 1587 break;
1439 } 1588 }
1440} 1589}
1441 1590
1442/* ------------------------------------------------------------------------- */ 1591/* ------------------------------------------------------------------------- */
1443/* 1592/*
1444 * Set the scrolling region 1593 * Set the scrolling region
1445 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1594 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1446 */ 1595 */
1447/* EXTPROTO */
1448void 1596void
1449rxvt_scr_scroll_region(pR_ int top, int bot) 1597rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1450{ 1598{
1451 MAX_IT(top, 0); 1599 max_it (top, 0);
1452 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1600 min_it (bot, nrow - 1);
1601
1453 if (top > bot) 1602 if (top > bot)
1454 return; 1603 return;
1604
1455 R->screen.tscroll = top; 1605 screen.tscroll = top;
1456 R->screen.bscroll = bot; 1606 screen.bscroll = bot;
1457 rxvt_scr_gotorc(aR_ 0, 0, 0); 1607 scr_gotorc (0, 0, 0);
1458} 1608}
1459 1609
1460/* ------------------------------------------------------------------------- */ 1610/* ------------------------------------------------------------------------- */
1461/* 1611/*
1462 * Make the cursor visible/invisible 1612 * Make the cursor visible/invisible
1463 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1613 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1464 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1614 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1465 */ 1615 */
1466/* EXTPROTO */
1467void 1616void
1468rxvt_scr_cursor_visible(pR_ int mode) 1617rxvt_term::scr_cursor_visible (int mode) NOTHROW
1469{ 1618{
1470 R->want_refresh = 1; 1619 want_refresh = 1;
1620
1471 if (mode) 1621 if (mode)
1472 R->screen.flags |= Screen_VisibleCursor; 1622 screen.flags |= Screen_VisibleCursor;
1473 else 1623 else
1474 R->screen.flags &= ~Screen_VisibleCursor; 1624 screen.flags &= ~Screen_VisibleCursor;
1475} 1625}
1476 1626
1477/* ------------------------------------------------------------------------- */ 1627/* ------------------------------------------------------------------------- */
1478/* 1628/*
1479 * Set/unset automatic wrapping 1629 * Set/unset automatic wrapping
1480 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1630 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1481 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1631 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1482 */ 1632 */
1483/* EXTPROTO */
1484void 1633void
1485rxvt_scr_autowrap(pR_ int mode) 1634rxvt_term::scr_autowrap (int mode) NOTHROW
1486{ 1635{
1487 if (mode) 1636 if (mode)
1488 R->screen.flags |= Screen_Autowrap; 1637 screen.flags |= Screen_Autowrap;
1489 else 1638 else
1490 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1639 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1491} 1640}
1492 1641
1493/* ------------------------------------------------------------------------- */ 1642/* ------------------------------------------------------------------------- */
1494/* 1643/*
1495 * Set/unset margin origin mode 1644 * Set/unset margin origin mode
… …
1498 * 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
1499 * and the cursor cannot be moved outside. 1648 * and the cursor cannot be moved outside.
1500 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1649 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1501 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1650 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1502 */ 1651 */
1503/* EXTPROTO */
1504void 1652void
1505rxvt_scr_relative_origin(pR_ int mode) 1653rxvt_term::scr_relative_origin (int mode) NOTHROW
1506{ 1654{
1507 if (mode) 1655 if (mode)
1508 R->screen.flags |= Screen_Relative; 1656 screen.flags |= Screen_Relative;
1509 else 1657 else
1510 R->screen.flags &= ~Screen_Relative; 1658 screen.flags &= ~Screen_Relative;
1659
1511 rxvt_scr_gotorc(aR_ 0, 0, 0); 1660 scr_gotorc (0, 0, 0);
1512} 1661}
1513 1662
1514/* ------------------------------------------------------------------------- */ 1663/* ------------------------------------------------------------------------- */
1515/* 1664/*
1516 * Set insert/replace mode 1665 * Set insert/replace mode
1517 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1666 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1518 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1667 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1519 */ 1668 */
1520/* EXTPROTO */
1521void 1669void
1522rxvt_scr_insert_mode(pR_ int mode) 1670rxvt_term::scr_insert_mode (int mode) NOTHROW
1523{ 1671{
1524 if (mode) 1672 if (mode)
1525 R->screen.flags |= Screen_Insert; 1673 screen.flags |= Screen_Insert;
1526 else 1674 else
1527 R->screen.flags &= ~Screen_Insert; 1675 screen.flags &= ~Screen_Insert;
1528} 1676}
1529 1677
1530/* ------------------------------------------------------------------------- */ 1678/* ------------------------------------------------------------------------- */
1531/* 1679/*
1532 * Set/Unset tabs 1680 * Set/Unset tabs
1533 * XTERM_SEQ: Set tab at current column : ESC H 1681 * XTERM_SEQ: Set tab at current column : ESC H
1534 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1682 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1535 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1683 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1536 */ 1684 */
1537/* EXTPROTO */
1538void 1685void
1539rxvt_scr_set_tab(pR_ int mode) 1686rxvt_term::scr_set_tab (int mode) NOTHROW
1540{ 1687{
1541 if (mode < 0) 1688 if (mode < 0)
1542 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1689 memset (tabs, 0, ncol);
1543 else if (R->screen.cur.col < R->TermWin.ncol) 1690 else if (screen.cur.col < ncol)
1544 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1691 tabs [screen.cur.col] = !!mode;
1545} 1692}
1546 1693
1547/* ------------------------------------------------------------------------- */ 1694/* ------------------------------------------------------------------------- */
1548/* 1695/*
1549 * Set reverse/normal video 1696 * Set reverse/normal video
1550 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1697 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1551 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1698 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1552 */ 1699 */
1553/* EXTPROTO */
1554void 1700void
1555rxvt_scr_rvideo_mode(pR_ int mode) 1701rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1556{ 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_BG_PIXMAP
1715 if (bg_pixmap == None)
1716#endif
1717 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1718
1557 XGCValues gcvalue; 1719 XGCValues gcvalue;
1558
1559 if (R->rvideo != mode) {
1560 R->rvideo = mode;
1561 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1562#if defined(XPM_BACKGROUND)
1563 if (R->bgPixmap.pixmap == None)
1564#endif
1565#if defined(TRANSPARENT)
1566 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1567#endif
1568 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1569 R->PixColors[Color_bg]);
1570
1571 gcvalue.foreground = R->PixColors[Color_fg]; 1720 gcvalue.foreground = pix_colors[Color_fg];
1572 gcvalue.background = R->PixColors[Color_bg]; 1721 gcvalue.background = pix_colors[Color_bg];
1573 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1722 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1574 &gcvalue); 1723
1575 rxvt_scr_clear(aR); 1724 scr_clear ();
1576 rxvt_scr_touch(aR_ True); 1725 scr_touch (true);
1577 } 1726 }
1578} 1727}
1579 1728
1580/* ------------------------------------------------------------------------- */ 1729/* ------------------------------------------------------------------------- */
1581/* 1730/*
1582 * Report current cursor position 1731 * Report current cursor position
1583 * XTERM_SEQ: Report position: ESC [ 6 n 1732 * XTERM_SEQ: Report position: ESC [ 6 n
1584 */ 1733 */
1585/* EXTPROTO */
1586void 1734void
1587rxvt_scr_report_position(pR) 1735rxvt_term::scr_report_position () NOTHROW
1588{ 1736{
1589 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);
1590} 1738}
1591 1739
1592/* ------------------------------------------------------------------------- * 1740/* ------------------------------------------------------------------------- *
1593 * FONTS * 1741 * FONTS *
1594 * ------------------------------------------------------------------------- */ 1742 * ------------------------------------------------------------------------- */
1595 1743
1596/* 1744/*
1597 * Set font style 1745 * Set font style
1598 */ 1746 */
1599/* INTPROTO */
1600void 1747void
1601rxvt_set_font_style(pR) 1748rxvt_term::set_font_style () NOTHROW
1602{ 1749{
1750#if 0
1603 switch (R->charsets[R->screen.charset]) { 1751 switch (charsets [screen.charset])
1752 {
1604 case '0': /* DEC Special Character & Line Drawing Set */ 1753 case '0': /* DEC Special Character & Line Drawing Set */
1605 break; 1754 break;
1606 case 'A': /* United Kingdom (UK) */ 1755 case 'A': /* United Kingdom (UK) */
1607 break; 1756 break;
1608 case 'B': /* United States (USASCII) */ 1757 case 'B': /* United States (USASCII) */
1609 break; 1758 break;
1610 case '<': /* Multinational character set */ 1759 case '<': /* Multinational character set */
1611 break; 1760 break;
1612 case '5': /* Finnish character set */ 1761 case '5': /* Finnish character set */
1613 break; 1762 break;
1614 case 'C': /* Finnish character set */ 1763 case 'C': /* Finnish character set */
1615 break; 1764 break;
1616 case 'K': /* German character set */ 1765 case 'K': /* German character set */
1617 break; 1766 break;
1618 } 1767 }
1768#endif
1619} 1769}
1620 1770
1621/* ------------------------------------------------------------------------- */ 1771/* ------------------------------------------------------------------------- */
1622/* 1772/*
1623 * Choose a font 1773 * Choose a font
1624 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1774 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1625 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1775 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1626 * XTERM_SEQ: Invoke G2 character set: ESC N 1776 * XTERM_SEQ: Invoke G2 character set: ESC N
1627 * XTERM_SEQ: Invoke G3 character set: ESC O 1777 * XTERM_SEQ: Invoke G3 character set: ESC O
1628 */ 1778 */
1629/* EXTPROTO */
1630void 1779void
1631rxvt_scr_charset_choose(pR_ int set) 1780rxvt_term::scr_charset_choose (int set) NOTHROW
1632{ 1781{
1633 R->screen.charset = set; 1782 screen.charset = set;
1634 rxvt_set_font_style(aR); 1783 set_font_style ();
1635} 1784}
1636 1785
1637/* ------------------------------------------------------------------------- */ 1786/* ------------------------------------------------------------------------- */
1638/* 1787/*
1639 * Set a font 1788 * Set a font
… …
1641 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1790 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1642 * XTERM_SEQ: Set G2 character set: ESC * <C> 1791 * XTERM_SEQ: Set G2 character set: ESC * <C>
1643 * XTERM_SEQ: Set G3 character set: ESC + <C> 1792 * XTERM_SEQ: Set G3 character set: ESC + <C>
1644 * See set_font_style for possible values for <C> 1793 * See set_font_style for possible values for <C>
1645 */ 1794 */
1646/* EXTPROTO */
1647void 1795void
1648rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1796rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1649{ 1797{
1650 R->charsets[set] = (unsigned char)ch; 1798 charsets[set] = (unsigned char)ch;
1651 rxvt_set_font_style(aR); 1799 set_font_style ();
1652} 1800}
1653 1801
1654
1655/* ------------------------------------------------------------------------- *
1656 * GRAPHICS COLOURS *
1657 * ------------------------------------------------------------------------- */
1658
1659#ifdef RXVT_GRAPHICS
1660/* EXTPROTO */
1661int
1662rxvt_scr_get_fgcolor(pR)
1663{
1664 return GET_FGCOLOR(R->rstyle);
1665}
1666
1667/* ------------------------------------------------------------------------- */
1668/* EXTPROTO */
1669int
1670rxvt_scr_get_bgcolor(pR)
1671{
1672 return GET_BGCOLOR(R->rstyle);
1673}
1674#endif
1675 1802
1676/* ------------------------------------------------------------------------- * 1803/* ------------------------------------------------------------------------- *
1677 * MAJOR SCREEN MANIPULATION * 1804 * MAJOR SCREEN MANIPULATION *
1678 * ------------------------------------------------------------------------- */ 1805 * ------------------------------------------------------------------------- */
1679 1806
1680/* 1807/*
1808 * refresh matching text.
1809 */
1810bool
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/*
1681 * Refresh an area 1831 * Refresh an area
1682 */ 1832 */
1683enum { 1833enum {
1684 PART_BEG = 0, 1834 PART_BEG = 0,
1685 PART_END, 1835 PART_END,
1686 RC_COUNT 1836 RC_COUNT
1687}; 1837};
1688 1838
1689/* EXTPROTO */
1690void 1839void
1691rxvt_scr_expose(pR_ 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
1692{ 1841{
1693 int i; 1842 int i;
1694 row_col_t rc[RC_COUNT]; 1843 row_col_t rc[RC_COUNT];
1695 1844
1696 if (R->drawn_text == NULL) /* sanity check */ 1845 if (!drawn_buf) /* sanity check */
1697 return; 1846 return;
1698 1847
1699#ifdef DEBUG_STRICT 1848#ifndef NO_SLOW_LINK_SUPPORT
1700 x = max(x, (int)R->TermWin.int_bwidth); 1849 if (refresh_type == FAST_REFRESH && !display->is_local)
1701 x = min(x, (int)R->TermWin.width); 1850 {
1702 y = max(y, (int)R->TermWin.int_bwidth); 1851 y = 0;
1703 y = min(y, (int)R->TermWin.height); 1852 eheight = height;
1853 }
1704#endif 1854#endif
1705 1855
1706/* round down */ 1856 /* round down */
1707 rc[PART_BEG].col = Pixel2Col(x); 1857 rc[PART_BEG].col = Pixel2Col (x);
1708 rc[PART_BEG].row = Pixel2Row(y); 1858 rc[PART_BEG].row = Pixel2Row (y);
1709/* round up */ 1859 /* round up */
1710 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1860 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1711 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1861 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1712 1862
1713/* sanity checks */ 1863 /* sanity checks */
1714 for (i = PART_BEG; i < RC_COUNT; i++) { 1864 for (i = PART_BEG; i < RC_COUNT; i++)
1715 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1716 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1717 } 1865 {
1866 min_it (rc[i].col, ncol - 1);
1867 min_it (rc[i].row, nrow - 1);
1868 }
1718 1869
1719 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1720
1721 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1870 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1722 fill_text (&(R->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);
1723 (rc[PART_END].col - rc[PART_BEG].col + 1));
1724 1872
1873 num_scr_allow = 0;
1874
1725 if (refresh) 1875 if (refresh)
1726 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1876 scr_refresh ();
1727} 1877}
1728 1878
1729/* ------------------------------------------------------------------------- */ 1879/* ------------------------------------------------------------------------- */
1730/* 1880/*
1731 * Refresh the entire screen 1881 * Refresh the entire screen
1732 */ 1882 */
1733/* EXTPROTO */
1734void 1883void
1735rxvt_scr_touch(pR_ Bool refresh) 1884rxvt_term::scr_touch (bool refresh) NOTHROW
1736{ 1885{
1737 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1886 scr_expose (0, 0, vt_width, vt_height, refresh);
1738} 1887}
1739 1888
1740/* ------------------------------------------------------------------------- */ 1889/* ------------------------------------------------------------------------- */
1741/* 1890/*
1742 * 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
1743 * the top of the screen 1892 * the top of the screen
1744 */ 1893 */
1745/* EXTPROTO */ 1894void
1746int
1747rxvt_scr_move_to(pR_ int y, int len) 1895rxvt_term::scr_move_to (int y, int len) NOTHROW
1748{ 1896{
1749 long p = 0; 1897 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1750 uint16_t oldviewstart;
1751
1752 oldviewstart = R->TermWin.view_start;
1753 if (y < len) {
1754 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1755 p -= (long)(R->TermWin.nrow - 1);
1756 p = max(p, 0);
1757 }
1758 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1759 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1760
1761 return rxvt_scr_changeview(aR_ oldviewstart);
1762} 1898}
1763 1899
1764/* ------------------------------------------------------------------------- */ 1900/* ------------------------------------------------------------------------- */
1765/* 1901/*
1766 * Page the screen up/down nlines 1902 * Page the screen up/down nlines
1767 * direction should be UP or DN 1903 * direction should be UP or DN
1768 */ 1904 */
1769/* EXTPROTO */ 1905bool
1770int
1771rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1906rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1772{ 1907{
1773 int n; 1908 int new_view_start =
1774 uint16_t oldviewstart; 1909 direction == UP ? view_start - nlines
1910 : view_start + nlines;
1775 1911
1776 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1777#ifdef DEBUG_STRICT
1778 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1779#endif
1780 oldviewstart = R->TermWin.view_start;
1781 if (direction == UP) {
1782 n = R->TermWin.view_start + nlines;
1783 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1784 } else {
1785 n = R->TermWin.view_start - nlines;
1786 R->TermWin.view_start = max(n, 0);
1787 }
1788 return rxvt_scr_changeview(aR_ oldviewstart); 1912 return scr_changeview (new_view_start);
1789} 1913}
1790 1914
1791/* INTPROTO */ 1915bool
1792int 1916rxvt_term::scr_changeview (int new_view_start) NOTHROW
1793rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1794{ 1917{
1795 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;
1796 R->want_refresh = 1; 1925 want_refresh = 1;
1797#ifdef RXVT_GRAPHICS
1798 if (rxvt_Gr_Displayed(aR))
1799 rxvt_Gr_scroll(aR_ 0);
1800#endif
1801 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1802 }
1803 return (int)(R->TermWin.view_start - oldviewstart);
1804}
1805 1926
1806/* ------------------------------------------------------------------------- */ 1927 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1807/* EXTPROTO */ 1928
1808void 1929 return true;
1809rxvt_scr_bell(pR) 1930}
1810{ 1931
1811#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
1812# ifndef NO_MAPALERT 1948# ifndef NO_MAPALERT
1813# ifdef MAPALERT_OPTION 1949# ifdef MAPALERT_OPTION
1814 if (R->Options & Opt_mapAlert) 1950 if (option (Opt_mapAlert))
1815# endif 1951# endif
1816 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1952 XMapWindow (dpy, parent);
1817# endif 1953# endif
1818 if (R->Options & Opt_visualBell) { 1954
1819 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1955# if ENABLE_FRILLS
1820 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1956 if (option (Opt_urgentOnBell))
1821 } else 1957 set_urgency (1);
1822 XBell(R->Xdisplay, 0);
1823#endif 1958# endif
1824}
1825 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
1826/* ------------------------------------------------------------------------- */ 1974/* ------------------------------------------------------------------------- */
1827/* ARGSUSED */
1828/* EXTPROTO */
1829void 1975void
1830rxvt_scr_printscreen(pR_ int fullhist) 1976rxvt_term::scr_printscreen (int fullhist) NOTHROW
1831{ 1977{
1832#ifdef PRINTPIPE 1978#ifdef PRINTPIPE
1833 int i, r1, nrows, row_offset; 1979 int nrows, row_start;
1834 text_t *t; 1980 FILE *fd = popen_printer ();
1835 FILE *fd;
1836 1981
1837 if ((fd = rxvt_popen_printer(aR)) == NULL) 1982 if (!fd)
1838 return; 1983 return;
1839 nrows = R->TermWin.nrow; 1984
1840 row_offset = R->TermWin.saveLines;
1841 if (!fullhist) 1985 if (fullhist)
1842 row_offset -= R->TermWin.view_start;
1843 else {
1844 nrows += R->TermWin.nscrolled;
1845 row_offset -= R->TermWin.nscrolled;
1846 } 1986 {
1847 1987 nrows = nrow - top_row;
1848 for (r1 = 0; r1 < nrows; r1++) { 1988 row_start = top_row;
1849 t = R->screen.text[r1 + row_offset]; 1989 }
1850 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1990 else
1851 if (!isspace(t[i]))
1852 break;
1853 fprintf(fd, "%.*s\n", (i + 1), t);
1854 } 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
1855 rxvt_pclose_printer(fd); 2024 pclose_printer (fd);
1856#endif 2025#endif
1857} 2026}
1858 2027
1859/* ------------------------------------------------------------------------- */ 2028/* ------------------------------------------------------------------------- */
1860/* 2029/*
1861 * Refresh the screen 2030 * Refresh the screen
1862 * 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.
1863 * 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
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
1864 */ 2054 */
2055 refresh_count = 0;
1865 2056
1866#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2057 unsigned int old_screen_flags = screen.flags;
1867# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2058 bool have_bg = 0;
1868# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2059#ifdef HAVE_BG_PIXMAP
2060 have_bg = bg_pixmap != None;
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);
1869#else 2104#else
1870# define MONO_BOLD(x) \ 2105 ccol1 = Color_fg;
1871 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1872# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1873#endif 2106#endif
1874 2107
1875#define FONT_WIDTH(X, Y) \
1876 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1877#define FONT_RBEAR(X, Y) \
1878 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1879#define FONT_LBEAR(X, Y) \
1880 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1881#define IS_FONT_CHAR(X, Y) \
1882 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1883
1884/* EXTPROTO */
1885void
1886rxvt_scr_refresh(pR_ unsigned char refresh_type)
1887{
1888 unsigned char clearfirst, /* first character writes before cell */
1889 clearlast, /* last character writes beyond cell */
1890 must_clear, /* use draw_string not draw_image_string */
1891#ifndef NO_BOLDFONT
1892 bfont, /* we've changed font to bold font */
1893#endif
1894 rvid, /* reverse video this position */
1895 wbyte, /* we're in multibyte */
1896 showcursor; /* show the cursor */
1897 int fore, back; /* desired foreground/background */
1898 int16_t col, row, /* column/row we're processing */
1899 ocrow; /* old cursor row */
1900 int cursorwidth;
1901 int i, /* tmp */
1902 row_offset; /* basic offset in screen structure */
1903#ifndef NO_CURSORCOLOR 2108#ifndef NO_CURSORCOLOR
1904 rend_t cc1; /* store colours at cursor position(s) */
1905 rend_t cc2; /* store colours at cursor position(s) */
1906#endif
1907 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1908 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1909 char *buffer; /* local copy of R->buffer */
1910
1911 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1912 return;
1913
1914 /*
1915 * A: set up vars
1916 */
1917 clearfirst = clearlast = must_clear = wbyte = 0;
1918#ifndef NO_BOLDFONT
1919 bfont = 0;
1920#endif
1921
1922 if (R->currmaxcol < R->TermWin.ncol)
1923 {
1924 R->currmaxcol = R->TermWin.ncol;
1925 R->buffer = (char *)rxvt_realloc (R->buffer,
1926 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1927 }
1928
1929 buffer = R->buffer;
1930 R->refresh_count = 0;
1931
1932 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1933
1934 if ((refresh_type & REFRESH_BOUNDS))
1935 {
1936 clearfirst = clearlast = 1;
1937 R->refresh_type &= ~REFRESH_BOUNDS;
1938 }
1939
1940#if defined(XPM_BACKGROUND)
1941 must_clear |= (R->bgPixmap.pixmap != None);
1942#endif
1943#if defined(TRANSPARENT)
1944 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1945#endif
1946 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1947
1948/*
1949 * B: reverse any characters which are selected
1950 */
1951 rxvt_scr_reverse_selection(aR);
1952
1953/*
1954 * C: set the cursor character(s)
1955 */
1956 {
1957 unsigned char setoldcursor;
1958 rend_t ccol1, /* Cursor colour */
1959 ccol2; /* Cursor colour2 */
1960
1961 showcursor = (R->screen.flags & Screen_VisibleCursor);
1962 cursorwidth = 0;
1963#ifdef CURSOR_BLINK
1964 if (R->hidden_cursor)
1965 showcursor = 0;
1966#endif
1967
1968 cursorwidth = 0;
1969
1970 if (showcursor)
1971 {
1972 cursorwidth++;
1973
1974 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1975 [R->screen.cur.col]);
1976
1977 if (showcursor && R->TermWin.focus)
1978 {
1979 *srp ^= RS_RVid;
1980#ifndef NO_CURSORCOLOR
1981 cc1 = *srp & (RS_fgMask | RS_bgMask);
1982 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2109 if (ISSET_PIXCOLOR (Color_cursor2))
1983 ccol1 = Color_cursor; 2110 ccol2 = Color_cursor2;
1984 else 2111 else
2112#endif
1985#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2113#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1986 ccol1 = GET_FGCOLOR(R->rstyle); 2114 ccol2 = bgcolor_of (rstyle);
1987#else 2115#else
1988 ccol1 = Color_fg; 2116 ccol2 = Color_bg;
1989#endif 2117#endif
1990 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2118
1991 ccol2 = Color_cursor2; 2119 if (focus)
2120 {
2121 if (option (Opt_cursorUnderline))
2122 *crp ^= RS_Uline;
1992 else 2123 else
1993#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2124 {
1994 ccol2 = GET_BGCOLOR(R->rstyle); 2125 *crp ^= RS_RVid;
1995#else
1996 ccol2 = Color_bg;
1997#endif
1998 *srp = SET_FGCOLOR(*srp, ccol1); 2126 *crp = SET_FGCOLOR (*crp, ccol1);
1999 *srp = SET_BGCOLOR(*srp, ccol2); 2127 *crp = SET_BGCOLOR (*crp, ccol2);
2000#endif
2001 }
2002
2003 while (IS_WIDE (*srp))
2004 cursorwidth++, srp++;
2005 }
2006
2007 /* make sure no outline cursor is left around */
2008 setoldcursor = 0;
2009 if (ocrow != -1) {
2010 if (R->screen.cur.row + R->TermWin.view_start != ocrow
2011 || R->screen.cur.col != R->oldcursor.col) {
2012 if (ocrow < R->TermWin.nrow
2013 && R->oldcursor.col < R->TermWin.ncol) {
2014 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
2015 } 2128 }
2016 if (R->TermWin.focus || !showcursor)
2017 R->oldcursor.row = -1;
2018 else
2019 setoldcursor = 1;
2020 }
2021 } else if (!R->TermWin.focus)
2022 setoldcursor = 1;
2023 if (setoldcursor) {
2024 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
2025 R->oldcursor.row = -1;
2026 else {
2027 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
2028 R->oldcursor.col = R->screen.cur.col;
2029 } 2129 }
2030 } 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 }
2031 } 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 }
2032 2163
2033#ifndef NO_SLOW_LINK_SUPPORT 2164#ifndef NO_SLOW_LINK_SUPPORT
2034/* 2165 /*
2035 * D: CopyArea pass - very useful for slower links 2166 * D: CopyArea pass - very useful for slower links
2036 * This has been deliberately kept simple. 2167 * This has been deliberately kept simple.
2037 */ 2168 */
2038 i = R->num_scr; 2169 if (!display->is_local
2039 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2170 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2040 && abs(i) < R->TermWin.nrow && !must_clear) 2171 && abs (num_scr) < nrow && !have_bg)
2041 { 2172 {
2042 int16_t nits; 2173 int16_t nits;
2043 int j; 2174 int i = num_scr;
2044 rend_t *drp2; 2175 int j;
2045 text_t *dtp2; 2176 int len, wlen;
2046 int len, wlen;
2047 2177
2048 j = R->TermWin.nrow; 2178 j = nrow;
2049 wlen = len = -1; 2179 wlen = len = -1;
2050 row = i > 0 ? 0 : j - 1; 2180 row = i > 0 ? 0 : j - 1;
2181
2051 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2182 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2052 { 2183 {
2053 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2184 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2054 { 2185 {
2055 stp = R->screen.text[row + row_offset]; 2186 line_t s = ROW(view_start + row);
2056 srp = R->screen.rend[row + row_offset];
2057 dtp = R->drawn_text[row]; 2187 line_t d = drawn_buf[row];
2058 dtp2 = R->drawn_text[row + i]; 2188 line_t d2 = drawn_buf[row + i];
2059 drp = R->drawn_rend[row];
2060 drp2 = R->drawn_rend[row + i];
2061 2189
2062 for (nits = 0, col = R->TermWin.ncol; col--; ) 2190 for (nits = 0, col = ncol; col--; )
2063 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2191 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2064 nits--; 2192 nits--;
2065 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])
2066 nits++; 2194 nits++;
2067 2195
2068 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] != ' ')
2069 { 2424 {
2070 for (col = R->TermWin.ncol; col--; ) 2425 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2071 { 2426 goto did_clear;
2072 *dtp++ = *dtp2++;
2073 *drp++ = *drp2++;
2074 }
2075
2076 if (len == -1)
2077 len = row;
2078
2079 wlen = row;
2080 continue;
2081 } 2427 }
2428
2429 CLEAR_CHARS (xpixel, ypixel, count);
2430 did_clear: ;
2082 } 2431 }
2432 else
2433 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2083 2434
2084 if (len != -1) 2435 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2085 { 2436 {
2086 /* also comes here at end if needed because of >= above */ 2437#if ENABLE_FRILLS
2087 if (wlen < len) 2438 if (ISSET_PIXCOLOR (Color_underline))
2088 SWAP_IT(wlen, len, int); 2439 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2089 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2090 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2091 R->TermWin.gc, 0, Row2Pixel(len + i),
2092 (unsigned int)TermWin_TotalWidth(),
2093 (unsigned int)Height2Pixel(wlen - len + 1),
2094 0, Row2Pixel(len));
2095 len = -1;
2096 }
2097 }
2098 }
2099#endif
2100
2101/*
2102 * E: main pass across every character
2103 */
2104 for (row = 0; row < R->TermWin.nrow; row++)
2105 {
2106 stp = R->screen.text[row + row_offset];
2107 srp = R->screen.rend[row + row_offset];
2108 dtp = R->drawn_text[row];
2109 drp = R->drawn_rend[row];
2110
2111/*
2112 * E2: OK, now the real pass
2113 */
2114 int ypixel = (int)Row2Pixel(row);
2115
2116 for (col = 0; col < R->TermWin.ncol; col++)
2117 {
2118 /* compare new text with old - if exactly the same then continue */
2119 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2120
2121 if (stp[col] == dtp[col] /* Must match characters to skip. */
2122 && (rend == drp[col] /* Either rendition the same or */
2123 || (stp[col] == ' ' /* space w/ no background change */
2124 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2125 continue;
2126
2127 text_t *text = stp + col;
2128 int count = 1;
2129
2130 /* redraw one or more characters */
2131
2132 dtp[col] = stp[col];
2133 drp[col] = rend;
2134
2135 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2136 continue;
2137
2138 int xpixel = Col2Pixel(col);
2139
2140 // this loop looks very messy, it can probably be optimized
2141 // and cleaned a bit by you?
2142 for (i = 0; ++col < R->TermWin.ncol; )
2143 {
2144 if (stp[col] == NOCHAR)
2145 {
2146 dtp[col] = stp[col];
2147 drp[col] = rend;
2148 count++;
2149
2150 if (i) // only possible skip if char unchanged
2151 i++;
2152
2153 continue;
2154 }
2155
2156 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2157 break;
2158
2159 count++;
2160
2161 if (stp[col] != dtp[col]
2162 || srp[col] != drp[col])
2163 {
2164 if (must_clear && (i++ > (count / 2)))
2165 break;
2166
2167 dtp[col] = stp[col];
2168 drp[col] = rend;
2169 i = 0;
2170 }
2171 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2172 break;
2173 }
2174
2175 col--; /* went one too far. move back */
2176 count -= i; /* dump any matching trailing chars */
2177
2178/*
2179 * Determine the attributes for the string
2180 */
2181 int fid = GET_FONT(rend);
2182 fore = GET_FGCOLOR(rend);
2183 back = GET_BGCOLOR(rend);
2184 rend = GET_ATTR(rend);
2185
2186 rvid = (rend & RS_RVid) ? 1 : 0;
2187#ifdef OPTION_HC
2188 if (!rvid && (rend & RS_Blink))
2189 {
2190 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2191 back = Color_HC;
2192 else 2440 else
2193 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);
2194 } 2447 }
2195#endif 2448 } /* for (col....) */
2196 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
2197 { 2461 {
2198 SWAP_IT(fore, back, int); 2462 *crp ^= RS_RVid;
2199
2200#ifndef NO_BOLD_UNDERLINE_REVERSE
2201 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2202# 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
2203 && !ISSET_PIXCOLOR(R, 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
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
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
2536rxvt_term::scr_recolour (bool refresh) NOTHROW
2537{
2538 bool transparent = false;
2539
2540#ifdef HAVE_BG_PIXMAP
2541 if (bg_pixmap != None)
2542 {
2543# ifdef ENABLE_TRANSPARENCY
2544 if (bg_flags & BG_IS_TRANSPARENT)
2545 {
2546 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2547 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2548
2549 transparent = true;
2550 }
2551 else
2204# endif 2552# endif
2205 )
2206 back = Color_RV;
2207#endif
2208 }
2209#ifndef NO_BOLD_UNDERLINE_REVERSE
2210 else if (rend & RS_Bold)
2211 { 2553 {
2212 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD)) 2554 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2213 { 2555 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2214 fore = Color_BD; 2556 }
2215# ifndef VERYBOLD 2557 }
2216 rend &= ~RS_Bold; /* we've taken care of it */ 2558 else
2217# endif 2559#endif
2218 }
2219 }
2220 else if (rend & RS_Uline)
2221 {
2222 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2223 {
2224 fore = Color_UL;
2225 rend &= ~RS_Uline; /* we've taken care of it */
2226 }
2227 }
2228#endif
2229
2230/*
2231 * Actually do the drawing of the string here
2232 */
2233 rxvt_font *font = (*R->TermWin.fontset)[fid];
2234
2235 if (back == Color_bg)
2236 {
2237 if (must_clear)
2238 {
2239 for (i = 0; i < count; i++) /* don't draw empty strings */
2240 if (text[i] != ' ')
2241 {
2242 font->draw (xpixel, ypixel, text, count, fore, -1);
2243 goto nodraw;
2244 }
2245
2246 CLEAR_CHARS(xpixel, ypixel, count);
2247nodraw: ;
2248 }
2249 else
2250 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2251 }
2252 else
2253 font->draw (xpixel, ypixel, text, count, fore, back);
2254
2255 if ((rend & RS_Uline) && (font->descent > 1))
2256 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2257 xpixel, ypixel + font->ascent + 1,
2258 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2259 } /* for (col....) */
2260 } /* for (row....) */
2261
2262/*
2263 * G: cleanup cursor and display outline cursor if necessary
2264 */
2265 if (showcursor) {
2266 if (R->TermWin.focus) {
2267 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2268 [R->screen.cur.col]);
2269 *srp ^= RS_RVid;
2270#ifndef NO_CURSORCOLOR
2271 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2272#endif
2273 } else if (R->oldcursor.row >= 0) {
2274#ifndef NO_CURSORCOLOR
2275 unsigned long gcmask; /* Graphics Context mask */
2276
2277 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) {
2278 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2279 }
2280#endif
2281 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2282 Col2Pixel(R->oldcursor.col),
2283 Row2Pixel(R->oldcursor.row),
2284 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2285 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2286 }
2287 } 2560 {
2288/* 2561 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2289 * H: cleanup selection 2562 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2290 */ 2563 }
2291 rxvt_scr_reverse_selection(aR);
2292 2564
2293/* 2565 XClearWindow (dpy, parent);
2294 * I: other general cleanup
2295 */
2296 if (clearfirst && R->TermWin.int_bwidth)
2297 /*
2298 * clear the whole screen height, note that width == 0 is treated
2299 * specially by XClearArea
2300 */
2301 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2302 (unsigned int)R->TermWin.int_bwidth,
2303 (unsigned int)TermWin_TotalHeight(), False);
2304 if (clearlast && R->TermWin.int_bwidth)
2305 /*
2306 * clear the whole screen height, note that width == 0 is treated
2307 * specially by XClearArea
2308 */
2309 XClearArea(R->Xdisplay, R->TermWin.vt,
2310 R->TermWin.width + R->TermWin.int_bwidth, 0,
2311 (unsigned int)R->TermWin.int_bwidth,
2312 (unsigned int)TermWin_TotalHeight(), False);
2313 if (refresh_type & SMOOTH_REFRESH)
2314 XSync(R->Xdisplay, False);
2315 2566
2316 R->num_scr = 0; 2567 if (scrollBar.win)
2317 R->num_scr_allow = 1; 2568 {
2318 R->want_refresh = 0; /* screen is current */ 2569 if (transparent)
2319} 2570 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2320/* ------------------------------------------------------------------------- */
2321
2322/* EXTPROTO */
2323void
2324rxvt_scr_clear(pR)
2325{
2326 if (!R->TermWin.mapped)
2327 return;
2328 R->num_scr_allow = 0;
2329 R->want_refresh = 1;
2330#ifdef TRANSPARENT
2331 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2332 int i;
2333
2334 if (!(R->Options & Opt_transparent_all))
2335 i = 0;
2336 else 2571 else
2337 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2572 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2338 for (; i--;) 2573 scrollBar.state = SB_STATE_IDLE;
2339 if (R->TermWin.parent[i] != None) 2574 scrollBar.show (0);
2340 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2575 }
2576
2577 if (refresh)
2341 } 2578 {
2342#endif 2579 scr_clear ();
2343 XClearWindow(R->Xdisplay, R->TermWin.vt); 2580 scr_touch (true);
2581 }
2582 want_refresh = 1;
2344} 2583}
2345 2584
2346/* ------------------------------------------------------------------------- */ 2585/* ------------------------------------------------------------------------- */
2347/* INTPROTO */
2348void 2586void
2587rxvt_term::scr_clear (bool really) NOTHROW
2588{
2589 if (!mapped)
2590 return;
2591
2592 num_scr_allow = 0;
2593 want_refresh = 1;
2594
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;
2618 }
2619}
2620
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 {
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
2349rxvt_scr_reverse_selection(pR) 2649rxvt_term::scr_reverse_selection () NOTHROW
2350{ 2650{
2351 int i, col, row, end_row; 2651 if (selection.op
2352 rend_t *srp; 2652 && current_screen == selection.screen
2353 2653 && selection.end.row >= view_start)
2354 if (R->selection.op && R->current_screen == R->selection.screen) { 2654 {
2355 end_row = R->TermWin.saveLines - R->TermWin.view_start; 2655#if !ENABLE_MINIMAL
2356 i = R->selection.beg.row + R->TermWin.saveLines; 2656 if (selection.rect)
2357 row = R->selection.end.row + R->TermWin.saveLines; 2657 scr_xor_rect (selection.beg.row, selection.beg.col,
2358 if (i >= end_row) 2658 selection.end.row, selection.end.col,
2359 col = R->selection.beg.col; 2659 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2360 else { 2660 else
2361 col = 0;
2362 i = end_row;
2363 }
2364 end_row += R->TermWin.nrow;
2365 for (; i < row && i < end_row; i++, col = 0)
2366 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2367#ifndef OPTION_HC
2368 srp[col] ^= RS_RVid;
2369#else
2370 srp[col] ^= RS_Blink;
2371#endif 2661#endif
2372 if (i == row && i < end_row) 2662 scr_xor_span (selection.beg.row, selection.beg.col,
2373 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2663 selection.end.row, selection.end.col,
2374#ifndef OPTION_HC 2664 RS_Sel | RS_RVid);
2375 srp[col] ^= RS_RVid;
2376#else
2377 srp[col] ^= RS_Blink;
2378#endif
2379 } 2665 }
2380} 2666}
2381 2667
2382/* ------------------------------------------------------------------------- */ 2668/* ------------------------------------------------------------------------- */
2383/* 2669/*
2384 * Dump the whole scrollback and screen to the passed filedescriptor. The 2670 * Dump the whole scrollback and screen to the passed filedescriptor. The
2385 * invoking routine must close the fd. 2671 * invoking routine must close the fd.
2386 */ 2672 */
2387#if 0 2673#if 0
2388/* EXTPROTO */
2389void 2674void
2390rxvt_scr_dump(pR_ int fd) 2675rxvt_term::scr_dump (int fd) NOTHROW
2391{ 2676{
2392 int row, wrote; 2677 // if this method is needed, it can be implemented by factoring the
2393 unsigned int width, towrite; 2678 // relevant code in scr_printscreen
2394 char r1[] = "\n";
2395
2396 for (row = R->TermWin.saveLines - R->TermWin.nscrolled;
2397 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) {
2398 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row]
2399 : R->TermWin.ncol;
2400 for (towrite = width; towrite; towrite -= wrote) {
2401 wrote = write(fd, &(R->screen.text[row][width - towrite]),
2402 towrite);
2403 if (wrote < 0)
2404 return; /* XXX: death, no report */
2405 }
2406 if (R->screen.tlen[row] >= 0)
2407 if (write(fd, r1, 1) <= 0)
2408 return; /* XXX: death, no report */
2409 }
2410} 2679}
2411#endif 2680#endif
2412 2681
2413/* ------------------------------------------------------------------------- * 2682/* ------------------------------------------------------------------------- *
2414 * CHARACTER SELECTION * 2683 * CHARACTER SELECTION *
2415 * ------------------------------------------------------------------------- */ 2684 * ------------------------------------------------------------------------- */
2416
2417/*
2418 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2419 */
2420/* EXTPROTO */
2421void 2685void
2422rxvt_selection_check(pR_ int check_more) 2686rxvt_term::selection_check (int check_more) NOTHROW
2423{ 2687{
2424 row_col_t pos;
2425
2426 if (!R->selection.op) 2688 if (!selection.op)
2427 return; 2689 return;
2428 2690
2429 pos.row = pos.col = 0; 2691 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2430 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2692 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2431 || (R->selection.beg.row >= R->TermWin.nrow) 2693 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2432 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled)
2433 || (R->selection.mark.row >= R->TermWin.nrow)
2434 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2435 || (R->selection.end.row >= R->TermWin.nrow)
2436 || (check_more == 1 2694 || (check_more == 1
2437 && R->current_screen == R->selection.screen 2695 && current_screen == selection.screen
2438 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2696 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2439 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2697 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2440 || (check_more == 2
2441 && ROWCOL_IS_BEFORE(R->selection.beg, pos)
2442 && ROWCOL_IS_AFTER(R->selection.end, pos))
2443 || (check_more == 3
2444 && ROWCOL_IS_AFTER(R->selection.end, pos))
2445 || (check_more == 4 /* screen width change */
2446 && (R->selection.beg.row != R->selection.end.row
2447 || R->selection.end.col > R->TermWin.ncol)))
2448 CLEAR_SELECTION(R); 2698 CLEAR_ALL_SELECTION ();
2449} 2699}
2450 2700
2451/* ------------------------------------------------------------------------- */ 2701/* ------------------------------------------------------------------------- */
2452/* 2702/*
2453 * Paste a selection direct to the command fd 2703 * Paste a selection direct to the command fd
2454 */ 2704 */
2455void 2705void
2456rxvt_term::paste (const unsigned char *data, unsigned int len) 2706rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2457{ 2707{
2458 unsigned int i, j, n;
2459 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2460
2461#if 0
2462 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2463 ZERO_SCROLLBACK (r);
2464#endif
2465
2466 /* convert normal newline chars into common keyboard Return key sequence */ 2708 /* convert normal newline chars into common keyboard Return key sequence */
2467 for (i = 0; i < len; i += PROP_SIZE) 2709 for (unsigned int i = 0; i < len; i++)
2468 { 2710 if (data[i] == C0_LF)
2469 n = min (len - i, PROP_SIZE); 2711 data[i] = C0_CR;
2470 MEMCPY (ds, data + i, n);
2471 2712
2472 for (j = 0; j < n; j++) 2713 if (priv_modes & PrivMode_BracketPaste)
2473 if (ds[j] == '\n') 2714 tt_printf ("\x1b[200~");
2474 ds[j] = '\r';
2475 2715
2476 tt_write (ds, (int)n); 2716 tt_write (data, len);
2477 }
2478 2717
2479 free(ds); 2718 if (priv_modes & PrivMode_BracketPaste)
2719 tt_printf ("\x1b[201~");
2480} 2720}
2481 2721
2482/* ------------------------------------------------------------------------- */ 2722void
2483/* 2723rxvt_term::paste (char *data, unsigned int len) NOTHROW
2484 * Respond to a notification that a primary selection has been sent
2485 * EXT: SelectionNotify
2486 */
2487/* EXTPROTO */
2488int
2489rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2490{ 2724{
2491 long nread = 0; 2725 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2492 unsigned long bytes_after;
2493 XTextProperty ct;
2494 int dummy_count;
2495 char **cl;
2496
2497 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2498
2499 if (prop == None) /* check for failed XConvertSelection */
2500 {
2501 if ((R->selection_type & Sel_CompoundText))
2502 {
2503 int selnum = R->selection_type & Sel_whereMask;
2504
2505 R->selection_type = 0;
2506 if (selnum != Sel_direct)
2507 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2508 }
2509
2510 return 0; 2726 return;
2511 }
2512 2727
2513 for (;;) 2728 tt_paste (data, len);
2514 {
2515 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2516 (long)(PROP_SIZE / 4), delete_prop,
2517 AnyPropertyType, &ct.encoding, &ct.format,
2518 &ct.nitems, &bytes_after,
2519 &ct.value) != Success)
2520 break;
2521
2522 if (ct.encoding == 0)
2523 {
2524 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2525 break;
2526 }
2527
2528 if (ct.value == NULL)
2529 {
2530 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2531 continue;
2532 }
2533
2534 if (ct.nitems == 0)
2535 {
2536 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2537 if (R->selection_wait == Sel_normal && nread == 0)
2538 {
2539 /*
2540 * pass through again trying CUT_BUFFER0 if we've come from
2541 * XConvertSelection() but nothing was presented
2542 */
2543 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2544 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False);
2545 }
2546
2547 nread = -1; /* discount any previous stuff */
2548 break;
2549 }
2550
2551 nread += ct.nitems;
2552 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2553 &dummy_count) == Success && cl)
2554 {
2555 R->paste ((unsigned char *)cl[0], STRLEN (cl[0]));
2556 XFreeStringList (cl);
2557 }
2558 else
2559 R->paste (ct.value, ct.nitems);
2560
2561 if (bytes_after == 0)
2562 break;
2563
2564 XFree (ct.value);
2565 }
2566
2567 if (ct.value)
2568 XFree (ct.value);
2569
2570 if (R->selection_wait == Sel_normal)
2571 R->selection_wait = Sel_none;
2572
2573 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2574 return (int)nread;
2575} 2729}
2576 2730
2577void
2578rxvt_term::incr_cb (time_watcher &w)
2579{
2580 w.stop ();
2581 selection_wait = Sel_none;
2582
2583 rxvt_print_error("data loss: timeout on INCR selection paste");
2584}
2585
2586/*
2587 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2588 */
2589/* EXTPROTO */
2590void
2591rxvt_selection_property(pR_ Window win, Atom prop)
2592{
2593 int reget_time = 0;
2594
2595 if (prop == None)
2596 return;
2597 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2598 if (R->selection_wait == Sel_normal) {
2599 int a, afmt;
2600 Atom atype;
2601 unsigned long bytes_after, nitems;
2602 unsigned char *s = NULL;
2603
2604 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2605 R->xa[XA_INCR], &atype, &afmt, &nitems,
2606 &bytes_after, &s);
2607 if (s)
2608 XFree(s);
2609 if (a != Success)
2610 return;
2611#ifndef __CYGWIN32__
2612 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2613 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2614 XDeleteProperty(R->Xdisplay, win, prop);
2615 XFlush(R->Xdisplay);
2616 reget_time = 1;
2617 R->selection_wait = Sel_incr;
2618 }
2619#endif
2620 } else if (R->selection_wait == Sel_incr) {
2621 reget_time = 1;
2622 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2623 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2624 R->selection_wait = Sel_none;
2625 R->incr_ev.stop ();
2626 }
2627 }
2628 if (reget_time) /* received more data so reget time */
2629 R->incr_ev.start (NOW + 10);
2630}
2631/* ------------------------------------------------------------------------- */ 2731/* ------------------------------------------------------------------------- */
2632/* 2732/*
2633 * Request the current selection: 2733 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2634 * Order: > internal selection if available 2734 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2635 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2735 * as fallback
2636 * > CUT_BUFFER0
2637 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2638 * will auto fallback to CUT_BUFFER0
2639 * EXT: button 2 release 2736 * EXT: button 2 release
2640 */ 2737 */
2641/* EXTPROTO */
2642void 2738void
2643rxvt_selection_request(pR_ Time tm, int x, int y) 2739rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2644{ 2740{
2645 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2741 if (!selection_req)
2646 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2647 return; /* outside window */
2648
2649 if (R->selection.text != NULL) { /* internal selection */
2650 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2651 R->paste (R->selection.text, R->selection.len);
2652 return;
2653 } else {
2654 int i;
2655
2656 R->selection_request_time = tm;
2657 R->selection_wait = Sel_normal;
2658 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2659 R->selection_type = Sel_CompoundText;
2660 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i))
2661 return;
2662 }
2663 } 2742 {
2664 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);
2665 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2744 selection_req->run ();
2666 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2667}
2668
2669/* INTPROTO */
2670int
2671rxvt_selection_request_other(pR_ Atom target, int selnum)
2672{
2673 Atom sel;
2674#ifdef DEBUG_SELECT
2675 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2676#endif
2677
2678 R->selection_type |= selnum;
2679 if (selnum == Sel_Primary)
2680 sel = XA_PRIMARY;
2681 else if (selnum == Sel_Secondary)
2682 sel = XA_SECONDARY;
2683 else
2684 sel = R->xa[XA_CLIPBOARD];
2685 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2686 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2687 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2688 R->TermWin.vt, R->selection_request_time);
2689 return 1;
2690 } 2745 }
2691 return 0;
2692} 2746}
2693 2747
2694/* ------------------------------------------------------------------------- */ 2748/* ------------------------------------------------------------------------- */
2695/* 2749/*
2696 * Clear all selected text 2750 * Clear all selected text
2697 * EXT: SelectionClear 2751 * EXT: SelectionClear
2698 */ 2752 */
2699/* EXTPROTO */
2700void 2753void
2701rxvt_selection_clear(pR) 2754rxvt_term::selection_clear (bool clipboard) NOTHROW
2702{ 2755{
2703 D_SELECT((stderr, "rxvt_selection_clear()")); 2756 if (!clipboard)
2704 2757 {
2705 R->want_refresh = 1; 2758 want_refresh = 1;
2706 if (R->selection.text)
2707 free(R->selection.text); 2759 free (selection.text);
2708 R->selection.text = NULL; 2760 selection.text = NULL;
2709 R->selection.len = 0; 2761 selection.len = 0;
2710 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 }
2711} 2776}
2712 2777
2713/* ------------------------------------------------------------------------- */ 2778/* ------------------------------------------------------------------------- */
2714/* 2779/*
2715 * Copy a selection into the cut buffer 2780 * Copy a selection into the cut buffer
2716 * EXT: button 1 or 3 release 2781 * EXT: button 1 or 3 release
2717 */ 2782 */
2718/* EXTPROTO */
2719void 2783void
2720rxvt_selection_make(pR_ Time tm) 2784rxvt_term::selection_make (Time tm)
2721{ 2785{
2722 int i, col, end_col, row, end_row; 2786 int size;
2723 unsigned char *new_selection_text; 2787 wchar_t *new_selection_text;
2724 char *str; 2788 text_t *t;
2725 text_t *t;
2726#ifdef ACS_ASCII
2727 rend_t *re;
2728#endif
2729 2789
2730 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2731 switch (R->selection.op) { 2790 switch (selection.op)
2791 {
2732 case SELECTION_CONT: 2792 case SELECTION_CONT:
2733 break; 2793 break;
2734 case SELECTION_INIT: 2794 case SELECTION_INIT:
2735 CLEAR_SELECTION(R); 2795 CLEAR_SELECTION ();
2736 /* FALLTHROUGH */ 2796 /* FALLTHROUGH */
2737 case SELECTION_BEGIN: 2797 case SELECTION_BEGIN:
2738 R->selection.op = SELECTION_DONE; 2798 selection.op = SELECTION_DONE;
2739 /* FALLTHROUGH */ 2799 /* FALLTHROUGH */
2740 default: 2800 default:
2741 return; 2801 return;
2742 } 2802 }
2803
2743 R->selection.op = SELECTION_DONE; 2804 selection.op = SELECTION_DONE;
2744 2805
2745 if (R->selection.clicks == 4) 2806 if (selection.clicks == 4)
2746 return; /* nothing selected, go away */ 2807 return; /* nothing selected, go away */
2747 2808
2809 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2810 return;
2811
2748 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);
2749 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2813 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2750 2814
2751 new_selection_text = (unsigned char *)str; 2815 int ofs = 0;
2816 int extra = 0;
2752 2817
2753 col = R->selection.beg.col; 2818 int col = selection.beg.col;
2754 MAX_IT(col, 0); 2819 int row = selection.beg.row;
2755 row = R->selection.beg.row + R->TermWin.saveLines;
2756 end_row = R->selection.end.row + R->TermWin.saveLines;
2757 2820
2821 int end_col;
2822
2758 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)
2759 { 2827 {
2760 t = &(R->screen.text[row][col]); 2828 col = selection.beg.col;
2761
2762 end_col = R->screen.tlen[row];
2763
2764 if (end_col == -1)
2765 end_col = R->TermWin.ncol; 2829 end_col = selection.end.col;
2830 }
2831 else
2832#endif
2833 end_col = ROW(row).l;
2766 2834
2835 col = max (col, 0);
2836
2767 if (row == end_row) 2837 if (row == selection.end.row)
2768 MIN_IT (end_col, R->selection.end.col); 2838 min_it (end_col, selection.end.col);
2769 2839
2840 t = ROW(row).t + col;
2841
2770 for (; col < end_col; col++) 2842 for (; col < end_col; col++)
2843 {
2771 if (*t == NOCHAR) 2844 if (*t == NOCHAR)
2772 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
2773 else 2863 else
2774 { 2864 new_selection_text[ofs++] = *t++;
2775 int len = wctomb (str, *t++);
2776 if (len > 0)
2777 str += len;
2778 }
2779
2780 if (R->screen.tlen[row] != -1 && row != end_row)
2781 *str++ = '\n';
2782 } 2865 }
2783 2866
2784#ifndef NO_OLD_SELECTION 2867#if !ENABLE_MINIMAL
2785 if (R->selection_style == OLD_SELECT) 2868 if (selection.rect)
2786 if (end_col == R->TermWin.ncol)
2787 *str++ = '\n';
2788#endif
2789#ifndef NO_NEW_SELECTION
2790 if (R->selection_style != OLD_SELECT)
2791 if (end_col != R->selection.end.col)
2792 *str++ = '\n';
2793#endif
2794 *str = '\0';
2795
2796 i = str - (char *)new_selection_text;
2797 if (i == 0)
2798 { 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 {
2799 free (new_selection_text); 2889 free (new_selection_text);
2800 return; 2890 return;
2801 } 2891 }
2802 2892
2803 // due to MB_MAX_CUR, selection wastage is usually high
2804 if (str - (char *)new_selection_text > 1024)
2805 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2806
2807 R->selection.len = i;
2808 if (R->selection.text)
2809 free (R->selection.text); 2893 free (selection.text);
2810 2894
2811 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));
2812 2898
2813 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2899 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2814 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2900 return;
2815 rxvt_print_error("can't get primary selection"); 2901
2816 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2902 selection_grab (tm);
2817 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 {
2818 R->selection_time = tm; 2912 selection_time = tm;
2819 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
2820} 2942}
2821 2943
2822/* ------------------------------------------------------------------------- */ 2944/* ------------------------------------------------------------------------- */
2823/* 2945/*
2824 * 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
2825 * EXT: button 1 press 2947 * EXT: button 1 press
2826 */ 2948 */
2827/* EXTPROTO */
2828void 2949void
2829rxvt_selection_click(pR_ int clicks, int x, int y) 2950rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2830{ 2951{
2831 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2832
2833 clicks = ((clicks - 1) % 3) + 1; 2952 clicks = ((clicks - 1) % 3) + 1;
2834 R->selection.clicks = clicks; /* save clicks so extend will work */ 2953 selection.clicks = clicks; /* save clicks so extend will work */
2835 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
2836 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2964 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2965
2837 if (clicks == 2 || clicks == 3) 2966 if (clicks == 2 || clicks == 3)
2838 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2967 selection_extend_colrow (selection.mark.col,
2839 R->selection.mark.row 2968 selection.mark.row - view_start,
2840 + R->TermWin.view_start,
2841 0, /* button 3 */ 2969 0, /* button 3 */
2842 1, /* button press */ 2970 1, /* button press */
2843 0); /* click change */ 2971 0); /* click change */
2844} 2972}
2845 2973
2846/* ------------------------------------------------------------------------- */ 2974/* ------------------------------------------------------------------------- */
2847/* 2975/*
2848 * Mark a selection at the specified col/row 2976 * Mark a selection at the specified col/row
2849 */ 2977 */
2850/* INTPROTO */
2851void 2978void
2852rxvt_selection_start_colrow(pR_ int col, int row) 2979rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2853{ 2980{
2854 R->want_refresh = 1; 2981 want_refresh = 1;
2982
2983 selection.mark.row = row + view_start;
2855 R->selection.mark.col = col; 2984 selection.mark.col = col;
2856 R->selection.mark.row = row - R->TermWin.view_start; 2985
2857 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2986 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2858 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)
2859 MAX_IT(R->selection.mark.col, 0); 2991 --selection.mark.col;
2860 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2861 2992
2862 if (R->selection.op) { /* clear the old selection */ 2993 if (selection.op)
2994 {
2995 /* clear the old selection */
2863 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 2996 selection.beg.row = selection.end.row = selection.mark.row;
2864 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 2997 selection.beg.col = selection.end.col = selection.mark.col;
2865 } 2998 }
2999
2866 R->selection.op = SELECTION_INIT; 3000 selection.op = SELECTION_INIT;
2867 R->selection.screen = R->current_screen; 3001 selection.screen = current_screen;
2868} 3002}
2869 3003
2870/* ------------------------------------------------------------------------- */ 3004/* ------------------------------------------------------------------------- */
2871/* 3005/*
2872 * Word select: select text for 2 clicks 3006 * Word select: select text for 2 clicks
2873 * We now only find out the boundary in one direction 3007 * We now only find out the boundary in one direction
2874 */ 3008 */
2875 3009
2876/* 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 */
2877#define DELIMIT_TEXT(x) \ 3011#define DELIMIT_TEXT(x) \
2878 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3012 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2879#define DELIMIT_REND(x) 1 3013#define DELIMIT_REND(x) 1
2880 3014
2881/* INTPROTO */
2882void 3015void
2883rxvt_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
2884{ 3017{
2885 int col, row, dirnadd, tcol, trow, w1, w2; 3018 int col, row, dirnadd, tcol, trow, w1, w2;
2886 row_col_t bound; 3019 row_col_t bound;
2887 text_t *stp; 3020 text_t *stp;
2888 rend_t *srp; 3021 rend_t *srp;
2889 3022
2890 if (dirn == UP) { 3023 if (dirn == UP)
2891 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3024 {
3025 bound.row = top_row - 1;
2892 bound.col = 0; 3026 bound.col = 0;
2893 dirnadd = -1; 3027 dirnadd = -1;
2894 } else { 3028 }
2895 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3029 else
3030 {
3031 bound.row = nrow;
2896 bound.col = R->TermWin.ncol - 1; 3032 bound.col = ncol - 1;
2897 dirnadd = 1; 3033 dirnadd = 1;
2898 } 3034 }
2899 row = mark->row + R->TermWin.saveLines; 3035
3036 row = mark->row;
2900 col = mark->col; 3037 col = max (mark->col, 0);
2901 MAX_IT(col, 0); 3038
2902/* find the edge of a word */ 3039 /* find the edge of a word */
2903 stp = &(R->screen.text[row][col]); 3040 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2904 w1 = DELIMIT_TEXT(*stp); 3041 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2905 3042
2906 if (R->selection_style != NEW_SELECT) { 3043 for (;;)
2907 if (w1 == 1) { 3044 {
3045 for (; col != bound.col; col += dirnadd)
3046 {
2908 stp += dirnadd; 3047 stp += dirnadd;
2909 if (DELIMIT_TEXT(*stp) == 1)
2910 goto Old_Word_Selection_You_Die;
2911 col += dirnadd;
2912 }
2913 w1 = 0;
2914 }
2915 srp = (&R->screen.rend[row][col]);
2916 w2 = DELIMIT_REND(*srp);
2917
2918 for (;;) {
2919 for (; col != bound.col; col += dirnadd) {
2920 stp += dirnadd; 3048 srp += dirnadd;
3049
3050 if (*stp == NOCHAR)
3051 continue;
3052
2921 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)
2922 break; 3067 break;
2923 srp += dirnadd; 3068
2924 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)
2925 break; 3073 break;
2926 } 3074
2927 if ((col == bound.col) && (row != bound.row)) {
2928 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2929 trow = row + dirnadd;
2930 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2931 if (R->screen.text[trow] == NULL)
2932 break;
2933 stp = &(R->screen.text[trow][tcol]);
2934 srp = &(R->screen.rend[trow][tcol]);
2935 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2936 break;
2937 row = trow; 3075 row = trow;
2938 col = tcol; 3076 col = tcol;
2939 continue; 3077 continue;
2940 } 3078 }
2941 } 3079 }
2942 break; 3080 break;
2943 } 3081 }
2944 Old_Word_Selection_You_Die:
2945 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));
2946 3082
2947 if (dirn == DN) 3083 if (dirn == DN)
2948 col++; /* put us on one past the end */ 3084 col++; /* put us on one past the end */
2949 3085
2950/* Poke the values back in */ 3086 /* Poke the values back in */
2951 ret->row = row - R->TermWin.saveLines; 3087 ret->row = row;
2952 ret->col = col; 3088 ret->col = col;
2953} 3089}
2954 3090
2955/* ------------------------------------------------------------------------- */ 3091/* ------------------------------------------------------------------------- */
2956/* 3092/*
2957 * Extend the selection to the specified x/y pixel location 3093 * Extend the selection to the specified x/y pixel location
2958 * EXT: button 3 press; button 1 or 3 drag 3094 * EXT: button 3 press; button 1 or 3 drag
2959 * flag == 0 ==> button 1 3095 * flag == 0 ==> button 1
2960 * flag == 1 ==> button 3 press 3096 * flag == 1 ==> button 3 press
2961 * flag == 2 ==> button 3 motion 3097 * flag == 2 ==> button 3 motion
2962 */ 3098 */
2963/* EXTPROTO */
2964void 3099void
2965rxvt_selection_extend(pR_ int x, int y, int flag) 3100rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2966{ 3101{
2967 int col, row; 3102 int col = clamp (Pixel2Col (x), 0, ncol);
3103 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2968 3104
2969 col = Pixel2Col(x); 3105 /*
2970 row = Pixel2Row(y);
2971 MAX_IT(row, 0);
2972 MIN_IT(row, (int)R->TermWin.nrow - 1);
2973 MAX_IT(col, 0);
2974 MIN_IT(col, (int)R->TermWin.ncol);
2975#ifndef NO_NEW_SELECTION
2976/*
2977 * 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
2978 * 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
2979 * 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
2980 * be _past_ a character for it to be selected. 3109 * be _past_ a character for it to be selected.
2981 */ 3110 */
2982 if (R->selection_style != OLD_SELECT) {
2983 if (((R->selection.clicks % 3) == 1) && !flag 3111 if (((selection.clicks % 3) == 1) && !flag
2984 && (col == R->selection.mark.col 3112 && (col == selection.mark.col
2985 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3113 && (row == selection.mark.row - view_start)))
3114 {
2986 /* select nothing */ 3115 /* select nothing */
2987 R->selection.beg.row = R->selection.end.row = 0; 3116 selection.beg.row = selection.end.row = 0;
2988 R->selection.beg.col = R->selection.end.col = 0; 3117 selection.beg.col = selection.end.col = 0;
2989 R->selection.clicks = 4; 3118 selection.clicks = 4;
2990 R->want_refresh = 1; 3119 want_refresh = 1;
2991 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2992 return; 3120 return;
2993 }
2994 } 3121 }
2995#endif 3122
2996 if (R->selection.clicks == 4) 3123 if (selection.clicks == 4)
2997 R->selection.clicks = 1; 3124 selection.clicks = 1;
3125
2998 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3126 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2999 flag == 1 ? 1 : 0, /* ? button press */ 3127 flag == 1 ? 1 : 0, /* ? button press */
3000 0); /* no click change */ 3128 0); /* no click change */
3001} 3129}
3002 3130
3003/* ------------------------------------------------------------------------- */ 3131/* ------------------------------------------------------------------------- */
3004/* 3132/*
3005 * Extend the selection to the specified col/row 3133 * Extend the selection to the specified col/row
3006 */ 3134 */
3007/* INTPROTO */
3008void 3135void
3009rxvt_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
3010{ 3137{
3011 int16_t ncol = R->TermWin.ncol;
3012 int end_col;
3013 row_col_t pos; 3138 row_col_t pos;
3014 enum { 3139 enum {
3015 LEFT, RIGHT 3140 LEFT, RIGHT
3016 } closeto = RIGHT; 3141 } closeto = RIGHT;
3017 3142
3018 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));
3019 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));
3020
3021 R->want_refresh = 1; 3143 want_refresh = 1;
3144
3022 switch (R->selection.op) { 3145 switch (selection.op)
3146 {
3023 case SELECTION_INIT: 3147 case SELECTION_INIT:
3024 CLEAR_SELECTION(R); 3148 CLEAR_SELECTION ();
3025 R->selection.op = SELECTION_BEGIN; 3149 selection.op = SELECTION_BEGIN;
3026 /* FALLTHROUGH */ 3150 /* FALLTHROUGH */
3027 case SELECTION_BEGIN: 3151 case SELECTION_BEGIN:
3028 if (row != R->selection.mark.row || col != R->selection.mark.col 3152 if (row != selection.mark.row || col != selection.mark.col
3029 || (!button3 && buttonpress)) 3153 || (!button3 && buttonpress))
3030 R->selection.op = SELECTION_CONT; 3154 selection.op = SELECTION_CONT;
3031 break; 3155 break;
3032 case SELECTION_DONE: 3156 case SELECTION_DONE:
3033 R->selection.op = SELECTION_CONT; 3157 selection.op = SELECTION_CONT;
3034 /* FALLTHROUGH */ 3158 /* FALLTHROUGH */
3035 case SELECTION_CONT: 3159 case SELECTION_CONT:
3036 break; 3160 break;
3037 case SELECTION_CLEAR: 3161 case SELECTION_CLEAR:
3038 rxvt_selection_start_colrow(aR_ col, row); 3162 selection_start_colrow (col, row);
3039 /* FALLTHROUGH */ 3163 /* FALLTHROUGH */
3040 default: 3164 default:
3041 return; 3165 return;
3042 } 3166 }
3167
3043 if (R->selection.beg.col == R->selection.end.col 3168 if (selection.beg.col == selection.end.col
3044 && R->selection.beg.col != R->selection.mark.col 3169 && selection.beg.col != selection.mark.col
3045 && R->selection.beg.row == R->selection.end.row 3170 && selection.beg.row == selection.end.row
3046 && R->selection.beg.row != R->selection.mark.row) { 3171 && selection.beg.row != selection.mark.row)
3172 {
3047 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3173 selection.beg.col = selection.end.col = selection.mark.col;
3048 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3174 selection.beg.row = selection.end.row = selection.mark.row;
3049 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));
3050 } 3175 }
3051 3176
3052 pos.col = col; 3177 pos.col = col;
3053 pos.row = row; 3178 pos.row = view_start + row;
3054 3179
3055 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3180 /*
3056 3181 * This is mainly xterm style selection with a couple of differences, mainly
3057#ifndef NO_OLD_SELECTION 3182 * in the way button3 drag extension works.
3058/* 3183 * We're either doing: button1 drag; button3 press; or button3 drag
3059 * 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
3060 * There are no ``selection modes'', button3 is always character extension. 3185 * is always at the left/right edge of the selection.
3061 * Note: button3 drag is always available, c.f. v2.20 3186 * b) button3 press: extend/contract character/word/line at whichever edge of
3062 * 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
3063 */ 3192 */
3064 if (R->selection_style == OLD_SELECT) { 3193 if (button3 && buttonpress)
3065 if (R->selection.clicks == 1 || button3) { 3194 {
3066 if (R->hate_those_clicks) { 3195 /* button3 press */
3067 R->hate_those_clicks = 0; 3196 /*
3068 if (R->selection.clicks == 1) { 3197 * first determine which edge of the selection we are closest to
3069 R->selection.beg.row = R->selection.mark.row; 3198 */
3070 R->selection.beg.col = R->selection.mark.col; 3199 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3071 } 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;
3072 R->selection.mark.row = R->selection.beg.row; 3218 selection.mark.row = selection.beg.row;
3073 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;
3074 } 3291 }
3075 } 3292 }
3076 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3077 R->selection.end.row = R->selection.mark.row;
3078 R->selection.end.col = R->selection.mark.col + 1;
3079 R->selection.beg.row = pos.row;
3080 R->selection.beg.col = pos.col;
3081 } else {
3082 R->selection.beg.row = R->selection.mark.row;
3083 R->selection.beg.col = R->selection.mark.col;
3084 R->selection.end.row = pos.row;
3085 R->selection.end.col = pos.col + 1;
3086 } 3293 }
3087 } else if (R->selection.clicks == 2) { 3294 else
3088 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3295#endif
3089 &(R->selection.beg)); 3296 {
3090 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3297 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3091 &(R->selection.end)); 3298 selection.mark.col++;
3092 R->hate_those_clicks = 1; 3299
3093 } else if (R->selection.clicks == 3) {
3094 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3095 R->selection.beg.col = 0; 3300 selection.beg.col = 0;
3096 R->selection.end.col = ncol; 3301 selection.end.col = ncol;
3097 R->hate_those_clicks = 1; 3302
3098 } 3303 // select a complete logical line
3099 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
3100 return; 3305 && ROW(selection.beg.row - 1).is_longer ())
3101 } 3306 selection.beg.row--;
3102#endif /* ! NO_OLD_SELECTION */ 3307
3103#ifndef NO_NEW_SELECTION 3308 while (selection.end.row < nrow
3104/* selection_style must not be OLD_SELECT to get here */ 3309 && ROW(selection.end.row).is_longer ())
3105/* 3310 selection.end.row++;
3106 * This is mainly xterm style selection with a couple of differences, mainly
3107 * in the way button3 drag extension works.
3108 * We're either doing: button1 drag; button3 press; or button3 drag
3109 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3110 * is always at the left/right edge of the R->selection.
3111 * b) button3 press: extend/contract character/word/line at whichever edge of
3112 * the selection we are closest to.
3113 * c) button3 drag : extend/contract character/word/line - we select around
3114 * a point/word/line which is either the start or end of the selection
3115 * and it was decided by whichever point/word/line was `fixed' at the
3116 * time of the most recent button3 press
3117 */
3118 if (button3 && buttonpress) { /* button3 press */
3119 /* 3311 }
3120 * first determine which edge of the selection we are closest to 3312 }
3121 */ 3313
3122 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3314 if (button3 && buttonpress)
3123 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3315 {
3124 && (((pos.col - R->selection.beg.col) 3316 /* mark may need to be changed */
3125 + ((pos.row - R->selection.beg.row) * ncol))
3126 < ((R->selection.end.col - pos.col)
3127 + ((R->selection.end.row - pos.row) * ncol)))))
3128 closeto = LEFT;
3129 if (closeto == LEFT) { 3317 if (closeto == LEFT)
3130 R->selection.beg.row = pos.row; 3318 {
3131 R->selection.beg.col = pos.col;
3132 R->selection.mark.row = R->selection.end.row; 3319 selection.mark.row = selection.end.row;
3133 R->selection.mark.col = R->selection.end.col 3320 selection.mark.col = selection.end.col - (selection.clicks == 2);
3134 - (R->selection.clicks == 2); 3321 }
3135 } else { 3322 else
3136 R->selection.end.row = pos.row; 3323 {
3137 R->selection.end.col = pos.col;
3138 R->selection.mark.row = R->selection.beg.row; 3324 selection.mark.row = selection.beg.row;
3139 R->selection.mark.col = R->selection.beg.col; 3325 selection.mark.col = selection.beg.col;
3140 }
3141 } else { /* button1 drag or button3 drag */
3142 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3143 if ((R->selection.mark.row == R->selection.end.row)
3144 && (R->selection.mark.col == R->selection.end.col)
3145 && clickchange && R->selection.clicks == 2)
3146 R->selection.mark.col--;
3147 R->selection.beg.row = pos.row;
3148 R->selection.beg.col = pos.col;
3149 R->selection.end.row = R->selection.mark.row;
3150 R->selection.end.col = R->selection.mark.col
3151 + (R->selection.clicks == 2);
3152 } else {
3153 R->selection.beg.row = R->selection.mark.row;
3154 R->selection.beg.col = R->selection.mark.col;
3155 R->selection.end.row = pos.row;
3156 R->selection.end.col = pos.col;
3157 }
3158 }
3159
3160 if (R->selection.clicks == 1) {
3161 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3162 if (end_col != -1 && R->selection.beg.col > end_col) {
3163#if 1
3164 R->selection.beg.col = ncol;
3165#else
3166 if (R->selection.beg.row != R->selection.end.row)
3167 R->selection.beg.col = ncol;
3168 else
3169 R->selection.beg.col = R->selection.mark.col;
3170#endif
3171 }
3172 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3173 if (end_col != -1 && R->selection.end.col > end_col)
3174 R->selection.end.col = ncol;
3175
3176 } else if (R->selection.clicks == 2) {
3177 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3178 R->selection.end.col--;
3179 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3180 &(R->selection.beg));
3181 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3182 &(R->selection.end));
3183 } else if (R->selection.clicks == 3) {
3184#ifndef NO_FRILLS
3185 if ((R->Options & Opt_tripleclickwords)) {
3186 int end_row;
3187
3188 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3189 &(R->selection.beg));
3190 end_row = R->screen.tlen[R->selection.mark.row
3191 + R->TermWin.saveLines];
3192 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3193 end_row++) {
3194 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3195 if (end_col != -1) {
3196 R->selection.end.row = end_row;
3197 R->selection.end.col = end_col;
3198 rxvt_selection_remove_trailing_spaces(aR);
3199 break;
3200 }
3201 }
3202 } else
3203#endif
3204 { 3326 }
3205 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3206 R->selection.mark.col++;
3207 R->selection.beg.col = 0;
3208 R->selection.end.col = ncol;
3209 }
3210 } 3327 }
3211 if (button3 && buttonpress) { /* mark may need to be changed */
3212 if (closeto == LEFT) {
3213 R->selection.mark.row = R->selection.end.row;
3214 R->selection.mark.col = R->selection.end.col
3215 - (R->selection.clicks == 2);
3216 } else {
3217 R->selection.mark.row = R->selection.beg.row;
3218 R->selection.mark.col = R->selection.beg.col;
3219 }
3220 }
3221 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));
3222#endif /* ! NO_NEW_SELECTION */
3223}
3224 3328
3225#ifndef NO_FRILLS 3329#if !ENABLE_MINIMAL
3226/* INTPROTO */ 3330 if (selection.rect && selection.beg.col > selection.end.col)
3331 ::swap (selection.beg.col, selection.end.col);
3332#endif
3333}
3334
3335#if !ENABLE_MINIMAL
3227void 3336void
3228rxvt_selection_remove_trailing_spaces(pR) 3337rxvt_term::selection_remove_trailing_spaces () NOTHROW
3229{ 3338{
3230 int32_t end_col, end_row; 3339 int32_t end_col, end_row;
3231 text_t *stp; 3340 text_t *stp;
3232 3341
3233 end_col = R->selection.end.col; 3342 end_col = selection.end.col;
3234 end_row = R->selection.end.row; 3343 end_row = selection.end.row;
3344
3235 for ( ; end_row >= R->selection.beg.row; ) { 3345 for (; end_row >= selection.beg.row; )
3236 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3346 {
3347 stp = ROW(end_row).t;
3348
3237 while (--end_col >= 0) { 3349 while (--end_col >= 0)
3238 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3239 break;
3240 } 3350 {
3241 if (end_col >= 0 3351 if (stp[end_col] != NOCHAR
3242 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3352 && !unicode::is_space (stp[end_col]))
3243 R->selection.end.col = end_col + 1;
3244 R->selection.end.row = end_row;
3245 break; 3353 break;
3246 } 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
3247 end_row--; 3364 end_row--;
3248 end_col = R->TermWin.ncol; 3365 end_col = ncol;
3249 } 3366 }
3367
3250 if (R->selection.mark.row > R->selection.end.row) { 3368 if (selection.mark.row > selection.end.row)
3369 {
3251 R->selection.mark.row = R->selection.end.row; 3370 selection.mark.row = selection.end.row;
3252 R->selection.mark.col = R->selection.end.col; 3371 selection.mark.col = selection.end.col;
3372 }
3253 } else if (R->selection.mark.row == R->selection.end.row 3373 else if (selection.mark.row == selection.end.row
3254 && R->selection.mark.col > R->selection.end.col) 3374 && selection.mark.col > selection.end.col)
3255 R->selection.mark.col = R->selection.end.col; 3375 selection.mark.col = selection.end.col;
3256} 3376}
3257#endif 3377#endif
3258 3378
3259/* ------------------------------------------------------------------------- */ 3379/* ------------------------------------------------------------------------- */
3260/* 3380/*
3261 * Double click on button 3 when already selected 3381 * Double click on button 3 when already selected
3262 * EXT: button 3 double click 3382 * EXT: button 3 double click
3263 */ 3383 */
3264/* EXTPROTO */
3265void 3384void
3266rxvt_selection_rotate(pR_ int x, int y) 3385rxvt_term::selection_rotate (int x, int y) NOTHROW
3267{ 3386{
3268 R->selection.clicks = R->selection.clicks % 3 + 1; 3387 selection.clicks = selection.clicks % 3 + 1;
3269 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3388 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3270} 3389}
3271
3272/* ------------------------------------------------------------------------- */
3273/*
3274 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3275 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3276 * the X11 protocol.
3277 */
3278typedef CARD32 Atom32;
3279 3390
3280/* ------------------------------------------------------------------------- */ 3391/* ------------------------------------------------------------------------- */
3281/* 3392/*
3282 * Respond to a request for our current selection 3393 * Respond to a request for our current selection
3283 * EXT: SelectionRequest 3394 * EXT: SelectionRequest
3284 */ 3395 */
3285/* EXTPROTO */
3286void 3396void
3287rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3397rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3288{ 3398{
3399 Atom property = rq.property == None ? rq.target : rq.property;
3289 XSelectionEvent ev; 3400 XSelectionEvent ev;
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 {
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,
3464#else
3465 enc_utf8 = -1,
3466#endif
3467 } style;
3468
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 {
3483 target = xa[XA_COMPOUND_TEXT];
3484 style = enc_compound_text;
3485 }
3486
3487 if (rq.selection == XA_PRIMARY && selection.text)
3488 {
3489 cl = selection.text;
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 }
3497 else
3498 {
3499 cl = L"";
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)
3507 {
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 }
3514 else
3515#endif
3516 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3517 freect = 1;
3518 else
3519 {
3520 /* if we failed to convert then send it raw */
3521 ct.value = (unsigned char *)cl;
3522 ct.nitems = selectlen;
3523 ct.encoding = target;
3524 }
3525
3526 XChangeProperty (dpy, rq.requestor, property,
3527 ct.encoding, 8, PropModeReplace,
3528 ct.value, (int)ct.nitems);
3529 ev.property = property;
3530
3531 if (freect)
3532 XFree (ct.value);
3533 }
3534
3535 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3536}
3537
3538/* ------------------------------------------------------------------------- */
3290#ifdef USE_XIM 3539#ifdef USE_XIM
3291 Atom32 target_list[4]; 3540void
3292#else 3541rxvt_term::im_set_position (XPoint &pos) NOTHROW
3293 Atom32 target_list[3]; 3542{
3294#endif 3543 XWindowAttributes xwa;
3295 Atom target;
3296 XTextProperty ct;
3297 XICCEncodingStyle style;
3298 char *cl[2], dummy[1];
3299 3544
3300 ev.type = SelectionNotify; 3545 XGetWindowAttributes (dpy, vt, &xwa);
3301 ev.property = None;
3302 ev.display = rq->display;
3303 ev.requestor = rq->requestor;
3304 ev.selection = rq->selection;
3305 ev.target = rq->target;
3306 ev.time = rq->time;
3307 3546
3308 if (rq->target == R->xa[XA_TARGETS]) { 3547 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3309 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3548 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3310 target_list[1] = (Atom32) XA_STRING; 3549}
3311 target_list[2] = (Atom32) R->xa[XA_TEXT];
3312#ifdef USE_XIM
3313 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3314#endif 3550#endif
3315 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3316 (8 * sizeof(target_list[0])), PropModeReplace,
3317 (unsigned char *)target_list,
3318 (sizeof(target_list) / sizeof(target_list[0])));
3319 ev.property = rq->property;
3320 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3321 /* TODO: Handle MULTIPLE */
3322 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3323 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3324 (8 * sizeof(Time)), PropModeReplace,
3325 (unsigned char *)&R->selection_time, 1);
3326 ev.property = rq->property;
3327 } else if (rq->target == XA_STRING
3328 || rq->target == R->xa[XA_COMPOUND_TEXT]
3329 || rq->target == R->xa[XA_TEXT]) {
3330#ifdef USE_XIM
3331 short freect = 0;
3332#endif
3333 int selectlen;
3334 3551
3335#ifdef USE_XIM 3552#if ENABLE_OVERLAY
3336 if (rq->target != XA_STRING) { 3553void
3337 target = R->xa[XA_COMPOUND_TEXT]; 3554rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3338 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3555{
3339 ? XCompoundTextStyle : XStdICCTextStyle; 3556 if (nrow < 1 || ncol < 1)
3340 } else 3557 return;
3341#endif 3558
3342 { 3559 want_refresh = 1;
3343 target = XA_STRING; 3560
3344 style = XStringStyle; 3561 scr_overlay_off ();
3345 } 3562
3346 if (R->selection.text) { 3563 if (x < 0) x = ncol - w;
3347 cl[0] = (char *)R->selection.text; 3564 if (y < 0) y = nrow - h;
3348 selectlen = R->selection.len; 3565
3349 } else { 3566 // make space for border
3350 cl[0] = dummy; 3567 w += 2; min_it (w, ncol);
3351 *dummy = '\0'; 3568 h += 2; min_it (h, nrow);
3352 selectlen = 0; 3569
3353 } 3570 x -= 1; clamp_it (x, 0, ncol - w);
3354#ifdef USE_XIM 3571 y -= 1; clamp_it (y, 0, nrow - h);
3355 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3572
3356 == Success) /* if we failed to convert then send it raw */ 3573 ov.x = x; ov.y = y;
3357 freect = 1; 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;
3358 else 3591 else
3359#endif 3592 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3360 { 3593
3361 ct.value = (unsigned char *)cl[0]; 3594 *tp++ = t0;
3362 ct.nitems = selectlen; 3595 *rp++ = r;
3596
3597 for (x = w - 2; x > 0; --x)
3363 } 3598 {
3364 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3599 *tp++ = t1;
3365 target, 8, PropModeReplace, 3600 *rp++ = r;
3366 ct.value, (int)ct.nitems); 3601 }
3367 ev.property = rq->property; 3602
3368#ifdef USE_XIM 3603 *tp = t2;
3369 if (freect) 3604 *rp = r;
3370 XFree(ct.value); 3605 }
3371#endif 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++)
3372 } 3617 {
3373 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 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;
3374} 3624}
3375 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
3376/* ------------------------------------------------------------------------- * 3690/* ------------------------------------------------------------------------- */
3377 * MOUSE ROUTINES *
3378 * ------------------------------------------------------------------------- */
3379 3691
3380/*
3381 * return col/row values corresponding to x/y pixel values
3382 */
3383/* EXTPROTO */
3384void
3385rxvt_pixel_position(pR_ int *x, int *y)
3386{
3387 *x = Pixel2Col(*x);
3388/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3389 *y = Pixel2Row(*y);
3390/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3391}
3392/* ------------------------------------------------------------------------- */
3393#ifdef USE_XIM
3394/* EXTPROTO */
3395void
3396rxvt_setPosition(pR_ XPoint *pos)
3397{
3398 XWindowAttributes xwa;
3399
3400 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3401 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3402 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3403 - R->TermWin.lineSpace;
3404}
3405#endif
3406/* ------------------------------------------------------------------------- */
3407
3408/* ------------------------------------------------------------------------- *
3409 * DEBUG ROUTINES *
3410 * ------------------------------------------------------------------------- */
3411#if 0
3412/* INTPROTO */
3413void
3414rxvt_debug_colors(void)
3415{
3416 int color;
3417 const char *name[] = {
3418 "fg", "bg",
3419 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3420 };
3421
3422 fprintf(stderr, "Color ( ");
3423 if (R->rstyle & RS_RVid)
3424 fprintf(stderr, "rvid ");
3425 if (R->rstyle & RS_Bold)
3426 fprintf(stderr, "bold ");
3427 if (R->rstyle & RS_Blink)
3428 fprintf(stderr, "blink ");
3429 if (R->rstyle & RS_Uline)
3430 fprintf(stderr, "uline ");
3431 fprintf(stderr, "): ");
3432
3433 color = GET_FGCOLOR(R->rstyle);
3434#ifndef NO_BRIGHTCOLOR
3435 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3436 color -= (minBrightCOLOR - minCOLOR);
3437 fprintf(stderr, "bright ");
3438 }
3439#endif
3440 fprintf(stderr, "%s on ", name[color]);
3441
3442 color = GET_BGCOLOR(R->rstyle);
3443#ifndef NO_BRIGHTCOLOR
3444 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3445 color -= (minBrightCOLOR - minCOLOR);
3446 fprintf(stderr, "bright ");
3447 }
3448#endif
3449 fprintf(stderr, "%s\n", name[color]);
3450}
3451#endif

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