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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.7 by pcg, Tue Dec 16 23:04:13 2003 UTC vs.
Revision 1.388 by root, Fri Jul 8 00:08:40 2011 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.7 2003/12/16 23:04:13 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
33#include "salloc.C" // HACK, should be a separate compile!
34
35static inline void
36inline void fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
37{ 37{
38 while (len--) 38 while (len--)
39 *start++ = value; 39 *start++ = value;
40} 40}
41 41
42/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
43#define PROP_SIZE 16384
44#define TABSIZE 8 /* default tab size */ 43#define TABSIZE 8 /* default tab size */
45 44
46/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
48 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
49#define ZERO_SCROLLBACK(R) \ 48#define ZERO_SCROLLBACK() \
50 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 49 if (option (Opt_scrollTtyOutput)) \
51 (R)->TermWin.view_start = 0 50 view_start = 0
52#define CLEAR_SELECTION(R) \ 51#define CLEAR_SELECTION() \
53 (R)->selection.beg.row = (R)->selection.beg.col \ 52 selection.beg.row = selection.beg.col \
54 = (R)->selection.end.row = (R)->selection.end.col = 0 53 = selection.end.row = selection.end.col = 0
55#define CLEAR_ALL_SELECTION(R) \ 54#define CLEAR_ALL_SELECTION() \
56 (R)->selection.beg.row = (R)->selection.beg.col \ 55 selection.beg.row = selection.beg.col \
57 = (R)->selection.mark.row = (R)->selection.mark.col \ 56 = selection.mark.row = selection.mark.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 57 = selection.end.row = selection.end.col = 0
59 58
60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 59#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
61 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 60 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 61#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
63 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 62 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 63#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
65 (((A) == (C)) && ((B) > (D))) 64 (((A) == (C)) && ((B) > (D)))
66#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) \
67 (((A) == (C)) && ((B) >= (D))) 66 (((A) == (C)) && ((B) >= (D)))
68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
69 (((A) == (C)) && ((B) < (D))) 68 (((A) == (C)) && ((B) < (D)))
70#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) \
71 (((A) == (C)) && ((B) <= (D))) 70 (((A) == (C)) && ((B) <= (D)))
72 71
73/* these must be row_col_t */ 72/* these must be row_col_t */
74#define ROWCOL_IS_AFTER(X, Y) \ 73#define ROWCOL_IS_AFTER(X, Y) \
75 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)
76#define ROWCOL_IS_BEFORE(X, Y) \ 75#define ROWCOL_IS_BEFORE(X, Y) \
77 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)
78#define ROWCOL_IN_ROW_AFTER(X, Y) \ 77#define ROWCOL_IN_ROW_AFTER(X, Y) \
79 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)
80#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 79#define ROWCOL_IN_ROW_BEFORE(X, Y) \
81 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)
82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
83 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)
84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
85 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)
86 85
87/* 86/*
88 * CLEAR_ROWS : clear <num> rows starting from row <row>
89 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 87 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
90 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
91 */ 88 */
92#define drawBuffer (R->TermWin.vt)
93
94#define CLEAR_ROWS(row, num) \
95 if (R->TermWin.mapped) \
96 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
97 Row2Pixel(row), (unsigned int)R->TermWin.width, \
98 (unsigned int)Height2Pixel(num), False)
99
100#define CLEAR_CHARS(x, y, num) \ 89#define CLEAR_CHARS(x, y, num) \
101 if (R->TermWin.mapped) \ 90 if (mapped) \
102 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 91 XClearArea (dpy, vt, x, y, \
103 (unsigned int)Width2Pixel(num), \ 92 (unsigned int)Width2Pixel (num), \
104 (unsigned int)Height2Pixel(1), False) 93 (unsigned int)Height2Pixel (1), False)
105
106#define ERASE_ROWS(row, num) \
107 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \
108 R->TermWin.int_bwidth, Row2Pixel(row), \
109 (unsigned int)R->TermWin.width, \
110 (unsigned int)Height2Pixel(num))
111 94
112/* ------------------------------------------------------------------------- * 95/* ------------------------------------------------------------------------- *
113 * SCREEN `COMMON' ROUTINES * 96 * SCREEN `COMMON' ROUTINES *
114 * ------------------------------------------------------------------------- */ 97 * ------------------------------------------------------------------------- */
98
115/* Fill part/all of a line with blanks. */ 99/* Fill part/all of a line with blanks. */
116/* INTPROTO */
117void 100void
118rxvt_blank_line(pR_ 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
119{ 102{
120 efs &= ~RS_baseattrMask; 103 if (!l.t)
104 {
105 lalloc (l);
106 col = 0;
107 width = ncol;
108 }
109
110 l.touch ();
111
112 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
121 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 113 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
122 114
115 text_t *et = l.t + col;
116 rend_t *er = l.r + col;
117
123 while (width--) 118 while (width--)
124 { 119 {
125 *et++ = ' '; 120 *et++ = ' ';
126 *er++ = efs; 121 *er++ = efs;
127 } 122 }
128} 123}
129 124
130/* ------------------------------------------------------------------------- */ 125/* ------------------------------------------------------------------------- */
131/* 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 */
132/* INTPROTO */
133void 127void
134rxvt_blank_screen_mem(pR_ 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 int width = R->TermWin.ncol; 130 scr_blank_line (l, 0, ncol, efs);
137 rend_t *er;
138 131
139#ifdef DEBUG_STRICT 132 l.l = 0;
140 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 133 l.f = 0;
141#endif 134}
142 if (tp[row] == NULL) { 135
143 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width); 136// nuke a single wide character at the given column
144 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width); 137void
145 } 138rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
146 rxvt_blank_line (aR_ tp[row], rp[row], width, efs); 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);
147} 155}
148 156
149/* ------------------------------------------------------------------------- * 157/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 158 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
152/* EXTPROTO */ 160
153void 161void
154rxvt_scr_reset(pR) 162rxvt_term::scr_reset ()
155{ 163{
156 unsigned int ncol, nrow, prev_ncol, prev_nrow, 164#if ENABLE_OVERLAY
157 total_rows, prev_total_rows; 165 scr_overlay_off ();
158 unsigned int p, q; 166#endif
159 int k;
160 rend_t setrstyle;
161 167
162 D_SCREEN((stderr, "rxvt_scr_reset()")); 168 view_start = 0;
163
164 R->TermWin.view_start = 0;
165 R->num_scr = 0; 169 num_scr = 0;
166 170
167 prev_ncol = R->prev_ncol; 171 if (ncol == 0)
168 prev_nrow = R->prev_nrow; 172 ncol = 80;
169 if (R->TermWin.ncol == 0) 173
170 R->TermWin.ncol = 80; 174 if (nrow == 0)
171 if (R->TermWin.nrow == 0) 175 nrow = 24;
172 R->TermWin.nrow = 24; 176
173 ncol = R->TermWin.ncol;
174 nrow = R->TermWin.nrow;
175 if (ncol == prev_ncol && nrow == prev_nrow) 177 if (ncol == prev_ncol && nrow == prev_nrow)
176 return; 178 return;
177 179
180 // we need at least two lines for wrapping to work correctly
181 while (nrow + saveLines < 2)
182 {
183 //TODO//FIXME
184 saveLines++;
185 prev_nrow--;
186 top_row--;
187 }
188
178 R->want_refresh = 1; 189 want_refresh = 1;
179 190
180 total_rows = nrow + R->TermWin.saveLines;
181 prev_total_rows = prev_nrow + R->TermWin.saveLines; 191 int prev_total_rows = prev_nrow + saveLines;
192 total_rows = nrow + saveLines;
182 193
183 R->screen.tscroll = 0; 194 screen.tscroll = 0;
184 R->screen.bscroll = nrow - 1; 195 screen.bscroll = nrow - 1;
185 196
186 if (prev_nrow == 0) { 197 if (!row_buf)
187/* 198 {
199 /*
188 * A: first time called so just malloc everything : don't rely on realloc 200 * first time called so just malloc everything: don't rely on realloc
189 * Note: this is still needed so that all the scrollback lines are NULL 201 */
190 */ 202 top_row = 0;
191 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 203 term_start = 0;
192 R->buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
193 R->drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
194 R->swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
195 204
196 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
197 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
198 207
199 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 208 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
200 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
201 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
202 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
203 211
204 for (p = 0; p < nrow; p++) { 212 for (int row = nrow; row--; )
205 q = p + R->TermWin.saveLines;
206 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
207 q, DEFAULT_RSTYLE);
208 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
209 p, DEFAULT_RSTYLE);
210 R->screen.tlen[q] = R->swap.tlen[p] = 0;
211 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
212 p, DEFAULT_RSTYLE);
213 } 213 {
214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
217 }
218
214 MEMSET(R->charsets, 'B', sizeof(R->charsets)); 219 memset (charsets, 'B', sizeof (charsets));
215 R->TermWin.nscrolled = 0; /* no saved lines */
216 R->rstyle = DEFAULT_RSTYLE; 220 rstyle = DEFAULT_RSTYLE;
217 R->screen.flags = Screen_DefaultFlags; 221 screen.flags = Screen_DefaultFlags;
218 R->screen.cur.row = R->screen.cur.col = 0; 222 screen.cur.row = screen.cur.col = 0;
219 R->screen.charset = 0; 223 screen.charset = 0;
220 R->current_screen = PRIMARY; 224 current_screen = PRIMARY;
221 rxvt_scr_cursor(aR_ SAVE); 225 scr_cursor (SAVE);
226
222#if NSCREENS 227#if NSCREENS
223 R->swap.flags = Screen_DefaultFlags; 228 swap.flags = Screen_DefaultFlags;
224 R->swap.cur.row = R->swap.cur.col = 0; 229 swap.cur.row = swap.cur.col = 0;
225 R->swap.charset = 0; 230 swap.charset = 0;
226 R->current_screen = SECONDARY; 231 current_screen = SECONDARY;
227 rxvt_scr_cursor(aR_ SAVE); 232 scr_cursor (SAVE);
228 R->current_screen = PRIMARY; 233 current_screen = PRIMARY;
229#endif 234#endif
235
230 R->selection.text = NULL; 236 selection.text = NULL;
231 R->selection.len = 0; 237 selection.len = 0;
232 R->selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
233 R->selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
234 R->selection.clicks = 0; 240 selection.clicks = 0;
235 CLEAR_ALL_SELECTION(R); 241 selection.clip_text = NULL;
236 R->rvideo = 0; 242 selection.clip_len = 0;
237 243 }
238 } else { 244 else
239/* 245 {
246 /*
240 * B1: add or delete rows as appropriate 247 * add or delete rows as appropriate
241 */ 248 */
242 setrstyle = DEFAULT_RSTYLE;
243 249
250 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
251 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
252
253#if 0
244 if (nrow < prev_nrow) { 254 if (nrow < prev_nrow)
245 /* delete rows */ 255 {
246 k = min(R->TermWin.nscrolled, prev_nrow - nrow);
247 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1);
248 for (p = nrow; p < prev_nrow; p++) { 256 for (int row = nrow; row < prev_nrow; row++)
249 q = p + R->TermWin.saveLines; 257 {
250 if (R->screen.text[q]) { 258 lfree (swap_buf [row]);
251#ifdef DEBUG_STRICT 259 lfree (drawn_buf[row]);
252 assert(R->screen.rend[q]); 260 }
261 }
253#endif 262#endif
254 free(R->screen.text[q]); 263
255 free(R->screen.rend[q]); 264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
265 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
266
267 for (int row = min (nrow, prev_nrow); row--; )
268 {
269 lresize (drawn_buf[row]);
270 lresize (swap_buf [row]);
271 }
272
273 for (int row = prev_nrow; row < nrow; row++)
274 {
275 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
276 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
277 }
278
279 line_t *old_buf = row_buf;
280 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
281
282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
283 int pend = MOD (term_start + top_row , prev_total_rows);
284 int q = total_rows; // rewrapped row
285
286 if (top_row)
287 {
288 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
289 // to come up with a lean and mean algorithm.
290 // TODO: maybe optimise when width didn't change
291
292 row_col_t ocur = screen.cur;
293 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
294
295 do
296 {
297 p = MOD (p - 1, prev_total_rows);
298 assert (old_buf [MOD (p, prev_total_rows)].t);
299 int plines = 1;
300 int llen = old_buf [MOD (p, prev_total_rows)].l;
301
302 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
303 {
304 p = MOD (p - 1, prev_total_rows);
305
306 plines++;
307 llen += prev_ncol;
256 } 308 }
257 if (R->swap.text[p]) { 309
258#ifdef DEBUG_STRICT 310 int qlines = max (0, (llen - 1) / ncol) + 1;
259 assert(R->swap.rend[p]); 311
260#endif 312 // drop partial lines completely
261 free(R->swap.text[p]); 313 if (q < qlines)
262 free(R->swap.rend[p]); 314 break;
315
316 q -= qlines;
317
318 int lofs = 0;
319 line_t *qline;
320
321 // re-assemble the full line by destination lines
322 for (int qrow = q; qlines--; qrow++)
323 {
324 qline = row_buf + qrow;
325 lalloc (*qline);
326 qline->l = ncol;
327 qline->is_longer (1);
328
329 int qcol = 0;
330
331 // see below for cursor adjustment rationale
332 if (p == ocur.row)
333 screen.cur.row = q - (total_rows - nrow);
334
335 // fill a single destination line
336 while (lofs < llen && qcol < ncol)
337 {
338 int prow = lofs / prev_ncol;
339 int pcol = lofs % prev_ncol;
340
341 prow = MOD (p + prow, prev_total_rows);
342
343 // we only adjust the cursor _row_ and put it into
344 // the topmost line of "long line" it was in, as
345 // this seems to upset applications/shells/readline
346 // least.
347 if (prow == ocur.row)
348 screen.cur.row = q - (total_rows - nrow);
349
350 line_t &pline = old_buf [prow];
351
352 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
353
354 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
355 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
356
357 lofs += len;
358 qcol += len;
359 }
263 } 360 }
264#ifdef DEBUG_STRICT 361
265 assert(R->drawn_text[p] && R->drawn_rend[p]); 362 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
266#endif 363 qline->is_longer (0);
267 free(R->drawn_text[p]); 364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
268 free(R->drawn_rend[p]);
269 } 365 }
270 /* we have fewer rows so fix up cursor position */ 366 while (p != pend && q > 0);
271 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1);
272 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1);
273 367
274 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 368 term_start = total_rows - nrow;
369 top_row = q - term_start;
275 370
276 } else if (nrow > prev_nrow) { 371 // make sure all terminal lines exist
277 /* add rows */ 372 while (top_row > 0)
278 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 373 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
374 }
375 else
376 {
377 // if no scrollback exists (yet), wing, instead of wrap
279 378
280 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 379 for (int row = min (nrow, prev_nrow); row--; )
281 for (p = prev_total_rows; p < total_rows; p++) { 380 {
282 R->screen.tlen[p] = 0; 381 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
283 R->screen.text[p] = NULL; 382 line_t &qline = row_buf [row];
284 R->screen.rend[p] = NULL; 383
384 qline = pline;
385 lresize (qline);
285 } 386 }
286 for (p = prev_total_rows; p < total_rows - k; p++) 387
287 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
288 p, setrstyle);
289 for (p = prev_nrow; p < nrow; p++) { 388 for (int row = prev_nrow; row < nrow; row++)
290 R->swap.tlen[p] = 0; 389 {
291 R->swap.text[p] = NULL; 390 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
292 R->swap.rend[p] = NULL;
293 R->drawn_text[p] = NULL;
294 R->drawn_rend[p] = NULL;
295 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
296 p, setrstyle);
297 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
298 p, setrstyle);
299 } 391 }
300 if (k > 0) { 392
301 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1); 393 term_start = 0;
302 R->screen.cur.row += k;
303 R->screen.s_cur.row += k;
304 R->TermWin.nscrolled -= k;
305 } 394 }
306#ifdef DEBUG_STRICT
307 assert(R->screen.cur.row < R->TermWin.nrow);
308 assert(R->swap.cur.row < R->TermWin.nrow);
309#else /* drive with your eyes closed */
310 MIN_IT(R->screen.cur.row, nrow - 1);
311 MIN_IT(R->swap.cur.row, nrow - 1);
312#endif
313 }
314/* B2: resize columns */
315 if (ncol != prev_ncol) {
316 for (p = 0; p < total_rows; p++) {
317 if (R->screen.text[p]) {
318 R->screen.text[p] = (text_t *)rxvt_realloc(R->screen.text[p], ncol * sizeof(text_t));
319 R->screen.rend[p] = (rend_t *)rxvt_realloc(R->screen.rend[p], ncol * sizeof(rend_t));
320 MIN_IT(R->screen.tlen[p], (int16_t)ncol);
321 if (ncol > prev_ncol)
322 rxvt_blank_line(aR_
323 &(R->screen.text[p][prev_ncol]),
324 &(R->screen.rend[p][prev_ncol]),
325 ncol - prev_ncol,
326 setrstyle);
327 }
328 }
329 for (p = 0; p < nrow; p++) {
330 R->drawn_text[p] = (text_t *)rxvt_realloc(R->drawn_text[p], ncol * sizeof(text_t));
331 R->drawn_rend[p] = (rend_t *)rxvt_realloc(R->drawn_rend[p], ncol * sizeof(rend_t));
332 if (R->swap.text[p]) {
333 R->swap.text[p] = (text_t *)rxvt_realloc(R->swap.text[p], ncol * sizeof(text_t));
334 R->swap.rend[p] = (rend_t *)rxvt_realloc(R->swap.rend[p], ncol * sizeof(rend_t));
335 MIN_IT(R->swap.tlen[p], (int16_t)ncol);
336 if (ncol > prev_ncol)
337 rxvt_blank_line(aR_
338 &(R->swap.text[p][prev_ncol]),
339 &(R->swap.rend[p][prev_ncol]),
340 ncol - prev_ncol, setrstyle);
341 }
342 if (ncol > prev_ncol)
343 rxvt_blank_line(aR_
344 &(R->drawn_text[p][prev_ncol]),
345 &(R->drawn_rend[p][prev_ncol]),
346 ncol - prev_ncol, setrstyle);
347 }
348 MIN_IT(R->screen.cur.col, (int16_t)ncol - 1);
349 MIN_IT(R->swap.cur.col, (int16_t)ncol - 1);
350 }
351 if (R->tabs)
352 free(R->tabs);
353 }
354 395
396 free (old_buf);
397 delete old_ta;
398 delete old_ra;
399
400 clamp_it (screen.cur.row, 0, nrow - 1);
401 clamp_it (screen.cur.col, 0, ncol - 1);
402 }
403
404 free (tabs);
355 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 405 tabs = (char *)rxvt_malloc (ncol);
356 406
357 for (p = 0; p < ncol; p++) 407 for (int col = ncol; col--; )
358 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 408 tabs [col] = col % TABSIZE == 0;
359 409
410 CLEAR_ALL_SELECTION ();
411
360 R->prev_nrow = nrow; 412 prev_nrow = nrow;
361 R->prev_ncol = ncol; 413 prev_ncol = ncol;
362 414
363 R->tt_winch (); 415 tt_winch ();
364}
365 416
366/* INTPROTO */ 417 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
367void
368rxvt_scr_reset_realloc(pR)
369{
370 uint16_t total_rows, nrow;
371
372 nrow = R->TermWin.nrow;
373 total_rows = nrow + R->TermWin.saveLines;
374/* *INDENT-OFF* */
375 R->screen.text = (text_t **)rxvt_realloc(R->screen.text, total_rows * sizeof(text_t *));
376 R->buf_text = (text_t **)rxvt_realloc(R->buf_text , total_rows * sizeof(text_t *));
377 R->drawn_text = (text_t **)rxvt_realloc(R->drawn_text , nrow * sizeof(text_t *));
378 R->swap.text = (text_t **)rxvt_realloc(R->swap.text , nrow * sizeof(text_t *));
379
380 R->screen.tlen = (int16_t *)rxvt_realloc(R->screen.tlen, total_rows * sizeof(int16_t));
381 R->swap.tlen = (int16_t *)rxvt_realloc(R->swap.tlen , total_rows * sizeof(int16_t));
382
383 R->screen.rend = (rend_t **)rxvt_realloc(R->screen.rend, total_rows * sizeof(rend_t *));
384 R->buf_rend = (rend_t **)rxvt_realloc(R->buf_rend , total_rows * sizeof(rend_t *));
385 R->drawn_rend = (rend_t **)rxvt_realloc(R->drawn_rend , nrow * sizeof(rend_t *));
386 R->swap.rend = (rend_t **)rxvt_realloc(R->swap.rend , nrow * sizeof(rend_t *));
387/* *INDENT-ON* */
388} 418}
389 419
390/* ------------------------------------------------------------------------- */ 420/* ------------------------------------------------------------------------- */
391/* 421/*
392 * Free everything. That way malloc debugging can find leakage. 422 * Free everything. That way malloc debugging can find leakage.
393 */ 423 */
394/* EXTPROTO */
395void 424void
396rxvt_scr_release(pR) 425rxvt_term::scr_release () NOTHROW
397{ 426{
398 uint16_t total_rows; 427 if (row_buf)
399 int i;
400
401 total_rows = R->TermWin.nrow + R->TermWin.saveLines;
402 for (i = 0; i < total_rows; i++) {
403 if (R->screen.text[i]) { /* then so is R->screen.rend[i] */
404 free(R->screen.text[i]);
405#ifdef DEBUG_STRICT
406 assert(R->screen.rend[i]);
407#endif
408 free(R->screen.rend[i]);
409 }
410 } 428 {
411 for (i = 0; i < R->TermWin.nrow; i++) { 429 delete talloc; talloc = 0;
412 free(R->drawn_text[i]); 430 delete ralloc; ralloc = 0;
413 free(R->drawn_rend[i]); 431
414 free(R->swap.text[i]); 432 free (row_buf);
415 free(R->swap.rend[i]); 433 free (swap_buf);
416 } 434 free (drawn_buf);
417 free(R->screen.text); 435 row_buf = 0; // signal that we freed all the arrays above
418 free(R->screen.tlen); 436
419 free(R->screen.rend);
420 free(R->drawn_text);
421 free(R->drawn_rend);
422 free(R->swap.text);
423 free(R->swap.tlen);
424 free(R->swap.rend);
425 free(R->buf_text);
426 free(R->buf_rend);
427 free(R->tabs); 437 free (tabs);
428 438 tabs = 0;
429/* NULL these so if anything tries to use them, we'll know about it */ 439 }
430 R->screen.text = R->drawn_text = R->swap.text = NULL;
431 R->screen.rend = R->drawn_rend = R->swap.rend = NULL;
432 R->screen.tlen = R->swap.tlen = NULL;
433 R->buf_text = NULL;
434 R->buf_rend = NULL;
435 R->tabs = NULL;
436} 440}
437 441
438/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
439/* 443/*
440 * Hard reset 444 * Hard/Soft reset
441 */ 445 */
442/* EXTPROTO */
443void 446void
444rxvt_scr_poweron(pR) 447rxvt_term::scr_poweron ()
445{ 448{
446 D_SCREEN((stderr, "rxvt_scr_poweron()"));
447
448 rxvt_scr_release(aR); 449 scr_release ();
449 R->prev_nrow = R->prev_ncol = 0; 450 prev_nrow = prev_ncol = 0;
450 rxvt_scr_reset(aR); 451 rvideo_mode = false;
452 scr_soft_reset ();
453 scr_reset ();
451 454
452 rxvt_scr_clear(aR); 455 scr_clear (true);
453 rxvt_scr_refresh(aR_ SLOW_REFRESH); 456 scr_refresh ();
454#ifdef RXVT_GRAPHICS 457}
455 rxvt_Gr_reset(aR); 458
459void
460rxvt_term::scr_soft_reset ()
461{
462 /* only affects modes, nothing drastic such as clearing the screen */
463#if ENABLE_OVERLAY
464 scr_overlay_off ();
456#endif 465#endif
466
467 if (current_screen != PRIMARY)
468 scr_swap_screen ();
469
470 scr_scroll_region (0, MAX_ROWS - 1);
471 scr_rendition (0, ~RS_None);
472 scr_insert_mode (0);
457} 473}
458 474
459/* ------------------------------------------------------------------------- * 475/* ------------------------------------------------------------------------- *
460 * PROCESS SCREEN COMMANDS * 476 * PROCESS SCREEN COMMANDS *
461 * ------------------------------------------------------------------------- */ 477 * ------------------------------------------------------------------------- */
462/* 478/*
463 * Save and Restore cursor 479 * Save and Restore cursor
464 * XTERM_SEQ: Save cursor : ESC 7 480 * XTERM_SEQ: Save cursor : ESC 7
465 * XTERM_SEQ: Restore cursor: ESC 8 481 * XTERM_SEQ: Restore cursor: ESC 8
466 */ 482 */
467/* EXTPROTO */
468void 483void
469rxvt_scr_cursor(pR_ int mode) 484rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
470{ 485{
471 screen_t *s; 486 screen_t *s;
472
473 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
474 487
475#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 488#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
476 if (R->current_screen == SECONDARY) 489 if (current_screen == SECONDARY)
477 s = &(R->swap); 490 s = &swap;
478 else 491 else
479#endif 492#endif
480 s = &(R->screen); 493 s = &screen;
494
481 switch (mode) { 495 switch (mode)
496 {
482 case SAVE: 497 case SAVE:
483 s->s_cur.row = s->cur.row; 498 s->s_cur.row = screen.cur.row;
484 s->s_cur.col = s->cur.col; 499 s->s_cur.col = screen.cur.col;
485 s->s_rstyle = R->rstyle; 500 s->s_rstyle = rstyle;
486 s->s_charset = s->charset; 501 s->s_charset = screen.charset;
487 s->s_charset_char = R->charsets[s->charset]; 502 s->s_charset_char = charsets[screen.charset];
488 break; 503 break;
504
489 case RESTORE: 505 case RESTORE:
490 R->want_refresh = 1; 506 want_refresh = 1;
491 s->cur.row = s->s_cur.row; 507 screen.cur.row = s->s_cur.row;
492 s->cur.col = s->s_cur.col; 508 screen.cur.col = s->s_cur.col;
493 s->flags &= ~Screen_WrapNext; 509 screen.flags &= ~Screen_WrapNext;
494 R->rstyle = s->s_rstyle; 510 rstyle = s->s_rstyle;
495 s->charset = s->s_charset; 511 screen.charset = s->s_charset;
496 R->charsets[s->charset] = s->s_charset_char; 512 charsets[screen.charset] = s->s_charset_char;
497 rxvt_set_font_style(aR); 513 set_font_style ();
498 break; 514 break;
499 } 515 }
516
500/* boundary check in case screen size changed between SAVE and RESTORE */ 517 /* boundary check in case screen size changed between SAVE and RESTORE */
501 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 518 min_it (s->cur.row, nrow - 1);
502 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 519 min_it (s->cur.col, ncol - 1);
503#ifdef DEBUG_STRICT
504 assert(s->cur.row >= 0); 520 assert (s->cur.row >= 0);
505 assert(s->cur.col >= 0); 521 assert (s->cur.col >= 0);
506#else /* drive with your eyes closed */ 522}
507 MAX_IT(s->cur.row, 0); 523
508 MAX_IT(s->cur.col, 0); 524void
509#endif 525rxvt_term::scr_swap_screen ()
526{
527 if (!option (Opt_secondaryScreen))
528 return;
529
530 for (int i = prev_nrow; i--; )
531 ::swap (ROW(i), swap_buf [i]);
532
533 ::swap (screen.cur, swap.cur);
534
535 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
536 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
510} 537}
511 538
512/* ------------------------------------------------------------------------- */ 539/* ------------------------------------------------------------------------- */
513/* 540/*
514 * Swap between primary and secondary screens 541 * Swap between primary and secondary screens
515 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 542 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
516 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 543 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
517 */ 544 */
518/* EXTPROTO */ 545void
519int
520rxvt_scr_change_screen(pR_ int scrn) 546rxvt_term::scr_change_screen (int scrn)
521{ 547{
522 int i; 548 if (scrn == current_screen)
549 return;
550
551 want_refresh = 1;
552 view_start = 0;
553
554 selection_check (2); /* check for boundary cross */
555
556 current_screen = scrn;
557
523#if NSCREENS 558#if NSCREENS
524 int offset; 559 if (option (Opt_secondaryScreen))
525#endif 560 {
526
527 R->want_refresh = 1;
528
529 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
530
531 R->TermWin.view_start = 0;
532
533 if (R->current_screen == scrn)
534 return R->current_screen;
535
536 rxvt_selection_check(aR_ 2); /* check for boundary cross */
537
538 SWAP_IT(R->current_screen, scrn, int);
539#if NSCREENS
540 R->num_scr = 0; 561 num_scr = 0;
541 offset = R->TermWin.saveLines; 562
542 for (i = R->prev_nrow; i--;) { 563 scr_swap_screen ();
543 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 564
544 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 565 ::swap (screen.charset, swap.charset);
545 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 566 ::swap (screen.flags, swap.flags);
546 }
547 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
548 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
549# ifdef DEBUG_STRICT
550 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
551 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
552# else /* drive with your eyes closed */
553 MAX_IT(R->screen.cur.row, 0);
554 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
555 MAX_IT(R->screen.cur.col, 0);
556 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
557# endif
558 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
559 SWAP_IT(R->screen.flags, R->swap.flags, int);
560 R->screen.flags |= Screen_VisibleCursor; 567 screen.flags |= Screen_VisibleCursor;
561 R->swap.flags |= Screen_VisibleCursor; 568 swap.flags |= Screen_VisibleCursor;
562
563# ifdef RXVT_GRAPHICS
564
565 if (rxvt_Gr_Displayed(aR)) {
566 rxvt_Gr_scroll(aR_ 0);
567 rxvt_Gr_ChangeScreen(aR);
568 } 569 }
570 else
569# endif 571#endif
570#else 572 if (option (Opt_secondaryScroll))
571# ifdef SCROLL_ON_NO_SECONDARY
572# ifdef RXVT_GRAPHICS
573 if (rxvt_Gr_Displayed(aR))
574 rxvt_Gr_ClearScreen(aR);
575# endif
576 if (R->current_screen == PRIMARY
577# ifdef RXVT_GRAPHICS
578 && !rxvt_Gr_Displayed(aR)
579# endif
580 )
581 rxvt_scroll_text(aR_ 0, (R->prev_nrow - 1), R->prev_nrow, 0); 573 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
582# endif 574}
583#endif 575
576// clear WrapNext indicator, solidifying position on next line
577void
578rxvt_term::scr_do_wrap () NOTHROW
579{
580 if (!(screen.flags & Screen_WrapNext))
584 return scrn; 581 return;
582
583 screen.flags &= ~Screen_WrapNext;
584
585 screen.cur.col = 0;
586
587 if (screen.cur.row == screen.bscroll)
588 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
589 else if (screen.cur.row < nrow - 1)
590 screen.cur.row++;
585} 591}
586 592
587/* ------------------------------------------------------------------------- */ 593/* ------------------------------------------------------------------------- */
588/* 594/*
589 * Change the colour for following text 595 * Change the colour for following text
590 */ 596 */
591/* EXTPROTO */
592void 597void
593rxvt_scr_color(pR_ unsigned int color, int fgbg) 598rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
594{ 599{
600 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
595 color &= RS_fgMask; 601 color = fgbg;
602
596 if (fgbg == Color_fg) 603 if (fgbg == Color_fg)
597 R->rstyle = SET_FGCOLOR(R->rstyle, color); 604 rstyle = SET_FGCOLOR (rstyle, color);
598 else 605 else
599 R->rstyle = SET_BGCOLOR(R->rstyle, color); 606 rstyle = SET_BGCOLOR (rstyle, color);
600} 607}
601 608
602/* ------------------------------------------------------------------------- */ 609/* ------------------------------------------------------------------------- */
603/* 610/*
604 * Change the rendition style for following text 611 * Change the rendition style for following text
605 */ 612 */
606/* EXTPROTO */
607void 613void
608rxvt_scr_rendition(pR_ int set, int style) 614rxvt_term::scr_rendition (int set, int style) NOTHROW
609{ 615{
610 if (set) 616 if (set)
611 R->rstyle |= style; 617 rstyle |= style;
612 else if (style == ~RS_None) 618 else if (style == ~RS_None)
613 R->rstyle = DEFAULT_RSTYLE; 619 rstyle = DEFAULT_RSTYLE;
614 else 620 else
615 R->rstyle &= ~style; 621 rstyle &= ~style;
616} 622}
617 623
618/* ------------------------------------------------------------------------- */ 624/* ------------------------------------------------------------------------- */
619/* 625/*
620 * Scroll text between <row1> and <row2> inclusive, by <count> lines 626 * Scroll text between <row1> and <row2> inclusive, by <count> lines
621 * count positive ==> scroll up 627 * count positive ==> scroll up
622 * count negative ==> scroll down 628 * count negative ==> scroll down
623 * spec == 0 for normal routines
624 */ 629 */
625/* EXTPROTO */
626int 630int
627rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 631rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
628{ 632{
629 int i, j;
630 long nscrolled;
631
632 if (count == 0 || (row1 > row2)) 633 if (count == 0 || (row1 > row2))
633 return 0; 634 return 0;
634 635
635 R->want_refresh = 1; 636 want_refresh = 1;
636 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->current_screen == PRIMARY) ? "Primary" : "Secondary")); 637 num_scr += count;
637 638
638 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 639 if (count > 0
639 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 640 && row1 == 0
640 if (nscrolled > (long)R->TermWin.saveLines) 641 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
641 R->TermWin.nscrolled = R->TermWin.saveLines; 642 {
643 min_it (count, total_rows - (nrow - (row2 + 1)));
644
645 top_row = max (top_row - count, -saveLines);
646
647 // sever bottommost line
648 {
649 line_t &l = ROW(row2 - 1);
650 l.is_longer (0);
651 l.touch ();
652 }
653
654 // scroll everything up 'count' lines
655 term_start = (term_start + count) % total_rows;
656
657 // now copy lines below the scroll region bottom to the
658 // bottom of the screen again, so they look as if they
659 // hadn't moved.
660 for (int i = nrow; --i > row2; )
661 {
662 line_t &l1 = ROW(i - count);
663 line_t &l2 = ROW(i);
664
665 ::swap (l1, l2);
666 l2.touch ();
667 }
668
669 // erase newly scrolled-in lines
670 for (int i = count; i--; )
671 {
672 line_t &l = ROW(row2 - i);
673
674 // optimise if already cleared, can be significant on slow machines
675 // could be rolled into scr_blank_screen_mem
676 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
677 {
678 scr_blank_line (l, 0, l.l, rstyle);
679 l.l = 0;
680 l.f = 0;
681 }
642 else 682 else
643 R->TermWin.nscrolled = (uint16_t)nscrolled; 683 scr_blank_screen_mem (l, rstyle);
644 if ((R->Options & Opt_scrollWithBuffer) 684 }
645 && R->TermWin.view_start != 0
646 && R->TermWin.view_start != R->TermWin.saveLines)
647 rxvt_scr_page(aR_ UP, count);
648 } else if (!spec)
649 row1 += R->TermWin.saveLines;
650 row2 += R->TermWin.saveLines;
651 685
686 // move and/or clear selection, if any
652 if (R->selection.op && R->current_screen == R->selection.screen) { 687 if (selection.op && current_screen == selection.screen)
653 i = R->selection.beg.row + R->TermWin.saveLines; 688 {
654 j = R->selection.end.row + R->TermWin.saveLines; 689 selection.beg.row -= count;
655 if ((i < row1 && j > row1) 690 selection.end.row -= count;
656 || (i < row2 && j > row2) 691 selection.mark.row -= count;
657 || (i - count < row1 && i >= row1) 692
658 || (i - count > row2 && i <= row2) 693 if (selection.beg.row < top_row
659 || (j - count < row1 && j >= row1) 694 || selection.end.row < top_row
660 || (j - count > row2 && j <= row2)) { 695 || selection.mark.row < top_row)
696 {
661 CLEAR_ALL_SELECTION(R); 697 CLEAR_ALL_SELECTION ();
662 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 698 selection.op = SELECTION_CLEAR;
663 } else if (j >= row1 && j <= row2) { 699 }
700 }
701
702 // finally move the view window, if desired
703 if (option (Opt_scrollWithBuffer)
704 && view_start != 0
705 && view_start != -saveLines)
706 scr_page (UP, count);
707
708 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
709 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
710 }
711 else
712 {
713 if (selection.op && current_screen == selection.screen)
714 {
715 if ((selection.beg.row < row1 && selection.end.row > row1)
716 || (selection.beg.row < row2 && selection.end.row > row2)
717 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
718 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
719 || (selection.end.row - count < row1 && selection.end.row >= row1)
720 || (selection.end.row - count > row2 && selection.end.row <= row2))
721 {
722 CLEAR_ALL_SELECTION ();
723 selection.op = SELECTION_CLEAR;
724 }
725 else if (selection.end.row >= row1 && selection.end.row <= row2)
726 {
664 /* move selected region too */ 727 /* move selected region too */
665 R->selection.beg.row -= count; 728 selection.beg.row -= count;
666 R->selection.end.row -= count; 729 selection.end.row -= count;
667 R->selection.mark.row -= count; 730 selection.mark.row -= count;
731
732 selection_check (0);
733 }
734 }
735
736 // use a simple and robust scrolling algorithm, this
737 // part of scr_scroll_text is not time-critical.
738
739 int rows = row2 - row1 + 1;
740
741 min_it (count, rows);
742
743 line_t *temp_buf = row_buf + total_rows;
744
745 for (int row = 0; row < rows; row++)
668 } 746 {
669 } 747 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
670 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
671 748
672 R->num_scr += count; 749 if (!IN_RANGE_EXC (row + count, 0, rows))
673 j = count; 750 scr_blank_screen_mem (temp_buf [row], rstyle);
674 if (count < 0)
675 count = -count;
676 i = row2 - row1 + 1;
677 MIN_IT(count, i);
678
679 if (j > 0) {
680/* A: scroll up */
681
682/* A1: Copy lines that will get clobbered by the rotation */
683 for (i = 0, j = row1; i < count; i++, j++) {
684 R->buf_text[i] = R->screen.text[j];
685 R->buf_rend[i] = R->screen.rend[j];
686 } 751 }
687/* A2: Rotate lines */
688 for (j = row1, i = j + count; i <= row2; i++, j++) {
689 R->screen.tlen[j] = R->screen.tlen[i];
690 R->screen.text[j] = R->screen.text[i];
691 R->screen.rend[j] = R->screen.rend[i];
692 }
693 j = row2 - count + 1, i = count;
694 } else /* if (j < 0) */ {
695/* B: scroll down */
696 752
697/* B1: Copy lines that will get clobbered by the rotation */ 753 for (int row = 0; row < rows; row++)
698 for (i = 0, j = row2; i < count; i++, j--) { 754 ROW(row1 + row) = temp_buf [row];
699 R->buf_text[i] = R->screen.text[j];
700 R->buf_rend[i] = R->screen.rend[j];
701 }
702/* B2: Rotate lines */
703 for (j = row2, i = j - count; i >= row1; i--, j--) {
704 R->screen.tlen[j] = R->screen.tlen[i];
705 R->screen.text[j] = R->screen.text[i];
706 R->screen.rend[j] = R->screen.rend[i];
707 }
708 j = row1, i = count;
709 count = -count;
710 } 755 }
711 756
712/* C: Resurrect lines */
713 for (; i--; j++) {
714 R->screen.tlen[j] = 0;
715 R->screen.text[j] = R->buf_text[i];
716 R->screen.rend[j] = R->buf_rend[i];
717 if (!spec) /* line length may not equal TermWin.ncol */
718 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
719 (unsigned int)j, R->rstyle);
720 }
721
722#ifdef RXVT_GRAPHICS
723 if (rxvt_Gr_Displayed(aR))
724 rxvt_Gr_scroll(aR_ count);
725#endif
726 return count; 757 return count;
727} 758}
728 759
729/* ------------------------------------------------------------------------- */ 760/* ------------------------------------------------------------------------- */
730/* 761/*
731 * Add text given in <str> of length <len> to screen struct 762 * Add text given in <str> of length <len> to screen struct
732 */ 763 */
733/* EXTPROTO */
734void 764void
735rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 765rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
736{ 766{
737 unsigned char checksel, clearsel;
738 uint32_t c;
739 int i, row, last_col;
740 text_t *stp;
741 rend_t *srp;
742
743 if (len <= 0) /* sanity */ 767 if (len <= 0) /* sanity */
744 return; 768 return;
745 769
770 unsigned char checksel;
771 unicode_t c;
772 int ncol = this->ncol;
773 const wchar_t *strend = str + len;
774
746 R->want_refresh = 1; 775 want_refresh = 1;
747 last_col = R->TermWin.ncol;
748
749 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
750 ZERO_SCROLLBACK(R); 776 ZERO_SCROLLBACK ();
777
751 if (nlines > 0) { 778 if (minlines > 0)
779 {
752 nlines += (R->screen.cur.row - R->screen.bscroll); 780 minlines += screen.cur.row - screen.bscroll;
781 min_it (minlines, screen.cur.row - top_row);
782
753 if ((nlines > 0) 783 if (minlines > 0
754 && (R->screen.tscroll == 0) 784 && screen.tscroll == 0
755 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 785 && screen.bscroll == nrow - 1)
786 {
756 /* _at least_ this many lines need to be scrolled */ 787 /* _at least_ this many lines need to be scrolled */
757 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 788 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
758 0);
759 R->screen.cur.row -= nlines; 789 screen.cur.row -= minlines;
760 } 790 }
761 } 791 }
762#ifdef DEBUG_STRICT 792
763 assert(R->screen.cur.col < last_col); 793 assert (screen.cur.col < ncol);
764 assert((R->screen.cur.row < R->TermWin.nrow) 794 assert (screen.cur.row < nrow
765 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 795 && screen.cur.row >= top_row);
766#else /* drive with your eyes closed */ 796 int row = screen.cur.row;
767 MIN_IT(R->screen.cur.col, last_col - 1);
768 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
769 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
770#endif
771 row = R->screen.cur.row + R->TermWin.saveLines;
772 797
773 checksel = (R->selection.op 798 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
774 && R->current_screen == R->selection.screen) ? 1 : 0;
775 clearsel = 0;
776 799
777 stp = R->screen.text[row]; 800 line_t *line = &ROW(row);
778 srp = R->screen.rend[row];
779 801
780 for (i = 0; i < len;) { 802 while (str < strend)
781 c = str[i++]; 803 {
782 switch (c) { 804 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
783 case '\t': 805
784 rxvt_scr_tab(aR_ 1); 806 if (ecb_unlikely (c < 0x20))
807 if (c == C0_LF)
808 {
809 max_it (line->l, screen.cur.col);
810
811 screen.flags &= ~Screen_WrapNext;
812
813 if (screen.cur.row == screen.bscroll)
814 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
815 else if (screen.cur.row < (nrow - 1))
816 row = ++screen.cur.row;
817
818 line = &ROW(row); /* _must_ refresh */
785 continue; 819 continue;
786 case '\n': 820 }
787 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 821 else if (c == C0_CR)
788 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 822 {
823 max_it (line->l, screen.cur.col);
824
789 R->screen.flags &= ~Screen_WrapNext; 825 screen.flags &= ~Screen_WrapNext;
790 if (R->screen.cur.row == R->screen.bscroll) 826 screen.cur.col = 0;
791 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0);
792 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
793 row = (++R->screen.cur.row) + R->TermWin.saveLines;
794 stp = R->screen.text[row]; /* _must_ refresh */
795 srp = R->screen.rend[row]; /* _must_ refresh */
796 continue; 827 continue;
797 case '\r': 828 }
798 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 829 else if (c == C0_HT)
799 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 830 {
800 R->screen.flags &= ~Screen_WrapNext; 831 scr_tab (1, true);
801 R->screen.cur.col = 0;
802 continue; 832 continue;
803 default:
804 if (c == 127)
805 continue; /* yummmm..... */
806 break;
807 } 833 }
808 834
835 if (ecb_unlikely (
809 if (checksel /* see if we're writing within selection */ 836 checksel /* see if we're writing within selection */
810 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 837 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
811 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 838 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
839 ))
840 {
812 checksel = 0; 841 checksel = 0;
813 clearsel = 1; 842 /*
843 * If we wrote anywhere in the selected area, kill the selection
844 * XXX: should we kill the mark too? Possibly, but maybe that
845 * should be a similar check.
846 */
847 CLEAR_SELECTION ();
848 }
849
850 if (ecb_unlikely (screen.flags & Screen_WrapNext))
814 } 851 {
815 if (R->screen.flags & Screen_WrapNext) { 852 scr_do_wrap ();
816 R->screen.tlen[row] = -1; 853
817 if (R->screen.cur.row == R->screen.bscroll) 854 line->l = ncol;
818 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 855 line->is_longer (1);
819 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 856
820 row = (++R->screen.cur.row) + R->TermWin.saveLines; 857 row = screen.cur.row;
821 stp = R->screen.text[row]; /* _must_ refresh */ 858 line = &ROW(row); /* _must_ refresh */
822 srp = R->screen.rend[row]; /* _must_ refresh */ 859 }
823 R->screen.cur.col = 0; 860
824 R->screen.flags &= ~Screen_WrapNext; 861 // some utf-8 decoders "decode" surrogate characters: let's fix this.
862 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
863 c = 0xfffd;
864
865 // rely on wcwidth to tell us the character width, do wcwidth before
866 // further replacements, as wcwidth might return -1 for the line
867 // drawing characters below as they might be invalid in the current
868 // locale.
869 int width = WCWIDTH (c);
870
871 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
825 } 872 {
826 if (R->screen.flags & Screen_Insert) 873 // vt100 special graphics and line drawing
827 rxvt_scr_insdel_chars(aR_ 1, INSERT); 874 // 5f-7e standard vt100
875 // 40-5e rxvt extension for extra curses acs chars
876 static uint16_t vt100_0[62] = { // 41 .. 7e
877 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
878 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
879 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
880 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
881 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
882 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
883 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
884 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
885 };
828 886
829 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 887 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
830 switch (c)
831 { 888 {
832 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 889 c = vt100_0[c - 0x41];
833 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 890 width = 1; // vt100 line drawing characters are always single-width
834 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
835 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
836 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
837 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
838 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
839 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
840 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
841 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
842 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
843 } 891 }
892 }
844 893
845 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 894 if (ecb_unlikely (screen.flags & Screen_Insert))
895 scr_insdel_chars (width, INSERT);
846 896
847 stp[R->screen.cur.col] = c; 897 if (width != 0)
848 srp[R->screen.cur.col] = rend;
849
850 if (c > 255)
851 { 898 {
852 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 899#if !UNICODE_3
853 int width = wcwidth (c); 900 // trim characters we can't store directly :(
901 if (c >= 0x10000)
902# if ENABLE_COMBINING
903 c = rxvt_composite.compose (c); // map to lower 16 bits
904# else
905 c = 0xfffd;
906# endif
907#endif
908
909 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
910
911 // if the character doesn't fit into the remaining columns...
912 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
854 913 {
855 if (width > 1)
856 {
857 while (--width > 0 && R->screen.cur.col < last_col - 1)
858 {
859
860 srp[R->screen.cur.col] |= RS_wide;
861
862 R->screen.cur.col++;
863 stp[R->screen.cur.col] = NOCHAR;
864 srp[R->screen.cur.col] = rend;
865 }
866 }
867 }
868
869 if (R->screen.cur.col < last_col - 1)
870 R->screen.cur.col++;
871 else {
872 R->screen.tlen[row] = last_col;
873 if (R->screen.flags & Screen_Autowrap) 914 if (screen.flags & Screen_Autowrap)
915 {
916 // ... artificially enlargen the previous one
917 c = NOCHAR;
918 // and try the same character next loop iteration
919 --str;
920 }
921 else
922 screen.cur.col = ncol - width;
923 }
924
925 // nuke the character at this position, if required
926 // due to wonderful coincidences everywhere else in this loop
927 // we never have to check for overwriting a wide char itself,
928 // only its tail.
929 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
930 scr_kill_char (*line, screen.cur.col);
931
932 line->touch ();
933
934 do
935 {
936 line->t[screen.cur.col] = c;
937 line->r[screen.cur.col] = rend;
938
939 if (ecb_likely (screen.cur.col < ncol - 1))
940 screen.cur.col++;
941 else
942 {
943 line->l = ncol;
944 if (screen.flags & Screen_Autowrap)
874 R->screen.flags |= Screen_WrapNext; 945 screen.flags |= Screen_WrapNext;
946
947 goto end_of_line;
948 }
949
950 c = NOCHAR;
951 }
952 while (ecb_unlikely (--width > 0));
953
954 // pad with spaces when overwriting wide character with smaller one
955 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
956 {
957 line->t[c] = ' ';
958 line->r[c] = rend;
959 }
960
961end_of_line:
962 ;
963 }
964#if ENABLE_COMBINING
965 else // width == 0
875 } 966 {
876 } 967 if (c != 0xfeff) // ignore BOM
877 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 968 {
878 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 969 // handle combining characters
970 // we just tag the accent on the previous on-screen character.
971 // this is arguably not correct, but also arguably not wrong.
972 // we don't handle double-width characters nicely yet.
973 line_t *linep;
974 text_t *tp;
975 rend_t *rp;
879 976
880/* 977 if (screen.cur.col > 0)
881 * If we wrote anywhere in the selected area, kill the selection 978 {
882 * XXX: should we kill the mark too? Possibly, but maybe that 979 linep = line;
883 * should be a similar check. 980 tp = line->t + screen.cur.col - 1;
884 */ 981 rp = line->r + screen.cur.col - 1;
885 if (clearsel) 982 }
886 CLEAR_SELECTION(R); 983 else if (screen.cur.row > 0
984 && ROW(screen.cur.row - 1).is_longer ())
985 {
986 linep = &ROW(screen.cur.row - 1);
987 tp = line->t + ncol - 1;
988 rp = line->r + ncol - 1;
989 }
990 else
991 continue;
887 992
888#ifdef DEBUG_STRICT 993 linep->touch ();
994
995 while (*tp == NOCHAR && tp > linep->t)
996 tp--, rp--;
997
998 // first try to find a precomposed character
999 unicode_t n = rxvt_compose (*tp, c);
1000 if (n == NOCHAR)
1001 n = rxvt_composite.compose (*tp, c);
1002
1003 *tp = n;
1004 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1005 }
1006 }
1007#endif
1008 }
1009
1010 max_it (line->l, screen.cur.col);
1011
889 assert(R->screen.cur.row >= 0); 1012 assert (screen.cur.row >= 0);
890#else /* drive with your eyes closed */
891 MAX_IT(R->screen.cur.row, 0);
892#endif
893} 1013}
894 1014
895/* ------------------------------------------------------------------------- */ 1015/* ------------------------------------------------------------------------- */
896/* 1016/*
897 * Process Backspace. Move back the cursor back a position, wrap if have to 1017 * Process Backspace. Move back the cursor back a position, wrap if have to
898 * XTERM_SEQ: CTRL-H 1018 * XTERM_SEQ: CTRL-H
899 */ 1019 */
900/* EXTPROTO */
901void 1020void
902rxvt_scr_backspace(pR) 1021rxvt_term::scr_backspace () NOTHROW
903{ 1022{
904 R->want_refresh = 1;
905 if (R->screen.cur.col == 0) { 1023 if (screen.cur.col == 0)
1024 {
906 if (R->screen.cur.row > 0) { 1025 if (screen.cur.row > 0)
1026 {
907#ifdef TERMCAP_HAS_BW 1027#ifdef TERMCAP_HAS_BW
908 R->screen.cur.col = R->TermWin.ncol - 1; 1028 screen.cur.col = ncol - 1;
909 R->screen.cur.row--; 1029 --screen.cur.row;
910 return; 1030
1031 want_refresh = 1;
911#endif 1032#endif
912 } 1033 }
1034 }
913 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1035 else if (screen.flags & Screen_WrapNext)
914 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
915 R->screen.flags &= ~Screen_WrapNext; 1036 screen.flags &= ~Screen_WrapNext;
1037 else
1038 scr_gotorc (0, -1, RELATIVE);
916} 1039}
917 1040
918/* ------------------------------------------------------------------------- */ 1041/* ------------------------------------------------------------------------- */
919/* 1042/*
920 * Process Horizontal Tab 1043 * Process Horizontal Tab
921 * count: +ve = forward; -ve = backwards 1044 * count: +ve = forward; -ve = backwards
922 * XTERM_SEQ: CTRL-I 1045 * XTERM_SEQ: CTRL-I
923 */ 1046 */
924/* EXTPROTO */
925void 1047void
926rxvt_scr_tab(pR_ int count) 1048rxvt_term::scr_tab (int count, bool ht) NOTHROW
927{ 1049{
928 int i, x; 1050 int i, x;
929 1051
930 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
931 R->want_refresh = 1; 1052 want_refresh = 1;
932 i = x = R->screen.cur.col; 1053 i = x = screen.cur.col;
1054
933 if (count == 0) 1055 if (count == 0)
934 return; 1056 return;
935 else if (count > 0) { 1057 else if (count > 0)
1058 {
1059 line_t &l = ROW(screen.cur.row);
1060 rend_t base_rend = l.r[i];
1061 ht &= l.t[i] == ' ';
1062
936 for (; ++i < R->TermWin.ncol; ) 1063 for (; ++i < ncol; )
937 if (R->tabs[i]) { 1064 if (tabs[i])
1065 {
938 x = i; 1066 x = i;
1067
939 if (!--count) 1068 if (!--count)
940 break; 1069 break;
1070 }
1071 else
1072 ht &= l.t[i] == ' '
1073 && RS_SAME (l.r[i], base_rend);
1074
1075 if (count)
1076 x = ncol - 1;
1077
1078 // store horizontal tab commands as characters inside the text
1079 // buffer so they can be selected and pasted.
1080 if (ht && option (Opt_pastableTabs))
1081 {
1082 base_rend = SET_FONT (base_rend, 0);
1083
1084 l.touch (x);
1085
1086 i = screen.cur.col;
1087
1088 l.t[i] = '\t';
1089 l.r[i] = base_rend;
1090
1091 while (++i < x)
1092 {
1093 l.t[i] = NOCHAR;
1094 l.r[i] = base_rend;
941 } 1095 }
942 if (count) 1096 }
943 x = R->TermWin.ncol - 1; 1097 }
944 } else /* if (count < 0) */ { 1098 else /* if (count < 0) */
1099 {
945 for (; --i >= 0; ) 1100 for (; --i >= 0; )
946 if (R->tabs[i]) { 1101 if (tabs[i])
947 x = i;
948 if (!++count)
949 break;
950 } 1102 {
951 if (count)
952 x = 0; 1103 x = i;
1104 if (!++count)
1105 break;
1106 }
1107
1108 if (count)
1109 x = 0;
953 } 1110 }
1111
954 if (x != R->screen.cur.col) 1112 if (x != screen.cur.col)
955 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1113 scr_gotorc (0, x, R_RELATIVE);
956} 1114}
957 1115
958/* ------------------------------------------------------------------------- */ 1116/* ------------------------------------------------------------------------- */
959/* 1117/*
960 * Process DEC Back Index 1118 * Process DEC Back Index
961 * XTERM_SEQ: ESC 6 1119 * XTERM_SEQ: ESC 6
962 * Move cursor left in row. If we're at the left boundary, shift everything 1120 * Move cursor left in row. If we're at the left boundary, shift everything
963 * in that row right. Clear left column. 1121 * in that row right. Clear left column.
964 */ 1122 */
965#ifndef NO_FRILLS 1123#if !ENABLE_MINIMAL
966/* EXTPROTO */
967void 1124void
968rxvt_scr_backindex(pR) 1125rxvt_term::scr_backindex () NOTHROW
969{ 1126{
970 if (R->screen.cur.col > 0) 1127 if (screen.cur.col > 0)
971 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1128 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
972 else { 1129 else
973 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
974 return; /* um, yeah? */
975 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1130 scr_insdel_chars (1, INSERT);
976 }
977} 1131}
978#endif 1132#endif
979/* ------------------------------------------------------------------------- */ 1133/* ------------------------------------------------------------------------- */
980/* 1134/*
981 * Process DEC Forward Index 1135 * Process DEC Forward Index
982 * XTERM_SEQ: ESC 9 1136 * XTERM_SEQ: ESC 9
983 * Move cursor right in row. If we're at the right boundary, shift everything 1137 * Move cursor right in row. If we're at the right boundary, shift everything
984 * in that row left. Clear right column. 1138 * in that row left. Clear right column.
985 */ 1139 */
986#ifndef NO_FRILLS 1140#if !ENABLE_MINIMAL
987/* EXTPROTO */
988void 1141void
989rxvt_scr_forwardindex(pR) 1142rxvt_term::scr_forwardindex () NOTHROW
990{ 1143{
991 int row;
992
993 if (R->screen.cur.col < R->TermWin.ncol - 1) 1144 if (screen.cur.col < ncol - 1)
994 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1145 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
995 else { 1146 else
996 row = R->screen.cur.row + R->TermWin.saveLines; 1147 {
997 if (R->screen.tlen[row] == 0) 1148 line_t &l = ROW(screen.cur.row);
998 return; /* um, yeah? */ 1149
999 else if (R->screen.tlen[row] == -1) 1150 l.touch ();
1000 R->screen.tlen[row] = R->TermWin.ncol; 1151 l.is_longer (0);
1152
1001 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1153 scr_gotorc (0, 0, R_RELATIVE);
1002 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1154 scr_insdel_chars (1, DELETE);
1003 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1155 scr_gotorc (0, ncol - 1, R_RELATIVE);
1004 } 1156 }
1005} 1157}
1006#endif 1158#endif
1007 1159
1008/* ------------------------------------------------------------------------- */ 1160/* ------------------------------------------------------------------------- */
1009/* 1161/*
1010 * Goto Row/Column 1162 * Goto Row/Column
1011 */ 1163 */
1012/* EXTPROTO */
1013void 1164void
1014rxvt_scr_gotorc(pR_ int row, int col, int relative) 1165rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1015{ 1166{
1016 R->want_refresh = 1; 1167 want_refresh = 1;
1017 ZERO_SCROLLBACK(R); 1168 ZERO_SCROLLBACK ();
1018#ifdef RXVT_GRAPHICS
1019 if (rxvt_Gr_Displayed(aR))
1020 rxvt_Gr_scroll(aR_ 0);
1021#endif
1022 1169
1023 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));
1024
1025 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1170 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1026 : col); 1171 clamp_it (screen.cur.col, 0, ncol - 1);
1027 MAX_IT(R->screen.cur.col, 0);
1028 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1029 1172
1030 R->screen.flags &= ~Screen_WrapNext; 1173 screen.flags &= ~Screen_WrapNext;
1174
1031 if (relative & R_RELATIVE) { 1175 if (relative & R_RELATIVE)
1176 {
1032 if (row > 0) { 1177 if (row > 0)
1178 {
1033 if (R->screen.cur.row <= R->screen.bscroll 1179 if (screen.cur.row <= screen.bscroll
1034 && (R->screen.cur.row + row) > R->screen.bscroll) 1180 && (screen.cur.row + row) > screen.bscroll)
1035 R->screen.cur.row = R->screen.bscroll; 1181 screen.cur.row = screen.bscroll;
1036 else 1182 else
1037 R->screen.cur.row += row;
1038 } else if (row < 0) {
1039 if (R->screen.cur.row >= R->screen.tscroll
1040 && (R->screen.cur.row + row) < R->screen.tscroll)
1041 R->screen.cur.row = R->screen.tscroll;
1042 else
1043 R->screen.cur.row += row;
1044 }
1045 } else {
1046 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1047 R->screen.cur.row = row + R->screen.tscroll;
1048 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1049 } else
1050 R->screen.cur.row = row; 1183 screen.cur.row += row;
1184 }
1185 else if (row < 0)
1186 {
1187 if (screen.cur.row >= screen.tscroll
1188 && (screen.cur.row + row) < screen.tscroll)
1189 screen.cur.row = screen.tscroll;
1190 else
1191 screen.cur.row += row;
1192 }
1193 }
1194 else
1051 } 1195 {
1052 MAX_IT(R->screen.cur.row, 0); 1196 if (screen.flags & Screen_Relative)
1053 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1197 {
1054} 1198 /* relative origin mode */
1199 screen.cur.row = row + screen.tscroll;
1200 min_it (screen.cur.row, screen.bscroll);
1201 }
1202 else
1203 screen.cur.row = row;
1204 }
1055 1205
1206 clamp_it (screen.cur.row, 0, nrow - 1);
1207}
1208
1056/* ------------------------------------------------------------------------- */ 1209/* ------------------------------------------------------------------------- */
1057/* 1210/*
1058 * direction should be UP or DN 1211 * direction should be UP or DN
1059 */ 1212 */
1060/* EXTPROTO */
1061void 1213void
1062rxvt_scr_index(pR_ enum page_dirn direction) 1214rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1063{ 1215{
1064 int dirn; 1216 int dirn;
1065 1217
1066 R->want_refresh = 1; 1218 want_refresh = 1;
1219 ZERO_SCROLLBACK ();
1220
1067 dirn = ((direction == UP) ? 1 : -1); 1221 dirn = ((direction == UP) ? 1 : -1);
1068 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1069 1222
1070 ZERO_SCROLLBACK(R);
1071
1072#ifdef RXVT_GRAPHICS
1073 if (rxvt_Gr_Displayed(aR))
1074 rxvt_Gr_scroll(aR_ 0);
1075#endif
1076
1077 R->screen.flags &= ~Screen_WrapNext; 1223 screen.flags &= ~Screen_WrapNext;
1224
1078 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1225 if ((screen.cur.row == screen.bscroll && direction == UP)
1079 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1226 || (screen.cur.row == screen.tscroll && direction == DN))
1080 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1227 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1081 else 1228 else
1082 R->screen.cur.row += dirn; 1229 screen.cur.row += dirn;
1083 MAX_IT(R->screen.cur.row, 0); 1230
1084 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1231 clamp_it (screen.cur.row, 0, nrow - 1);
1085 rxvt_selection_check(aR_ 0); 1232 selection_check (0);
1086} 1233}
1087 1234
1088/* ------------------------------------------------------------------------- */ 1235/* ------------------------------------------------------------------------- */
1089/* 1236/*
1090 * Erase part or whole of a line 1237 * Erase part or whole of a line
1091 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1238 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1092 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1239 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1093 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1240 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1241 * extension: clear to right unless wrapped: ESC [ 3 K
1094 */ 1242 */
1095/* EXTPROTO */
1096void 1243void
1097rxvt_scr_erase_line(pR_ int mode) 1244rxvt_term::scr_erase_line (int mode) NOTHROW
1098{ 1245{
1099 unsigned int row, col, num; 1246 unsigned int col, num;
1100 1247
1101 R->want_refresh = 1; 1248 want_refresh = 1;
1102 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1103 ZERO_SCROLLBACK(R); 1249 ZERO_SCROLLBACK ();
1104 1250
1105#ifdef RXVT_GRAPHICS
1106 if (rxvt_Gr_Displayed(aR))
1107 rxvt_Gr_scroll(aR_ 0);
1108#endif
1109
1110 rxvt_selection_check(aR_ 1); 1251 selection_check (1);
1111 1252
1112 R->screen.flags &= ~Screen_WrapNext; 1253 line_t &line = ROW(screen.cur.row);
1113 1254
1114 row = R->TermWin.saveLines + R->screen.cur.row; 1255 line.touch ();
1256 line.is_longer (0);
1257
1115 switch (mode) { 1258 switch (mode)
1259 {
1260 case 3:
1261 if (screen.flags & Screen_WrapNext)
1262 return;
1263
1264 /* fall through */
1265
1116 case 0: /* erase to end of line */ 1266 case 0: /* erase to end of line */
1117 col = R->screen.cur.col; 1267 col = screen.cur.col;
1118 num = R->TermWin.ncol - col; 1268 num = ncol - col;
1119 MIN_IT(R->screen.tlen[row], (int16_t)col); 1269 min_it (line.l, col);
1270
1120 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1271 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1121 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1272 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1122 CLEAR_SELECTION(R); 1273 CLEAR_SELECTION ();
1123 break; 1274 break;
1275
1124 case 1: /* erase to beginning of line */ 1276 case 1: /* erase to beginning of line */
1125 col = 0; 1277 col = 0;
1126 num = R->screen.cur.col + 1; 1278 num = screen.cur.col + 1;
1279
1127 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1280 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1128 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1281 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1129 CLEAR_SELECTION(R); 1282 CLEAR_SELECTION ();
1130 break; 1283 break;
1284
1131 case 2: /* erase whole line */ 1285 case 2: /* erase whole line */
1132 col = 0; 1286 col = 0;
1133 num = R->TermWin.ncol; 1287 num = ncol;
1134 R->screen.tlen[row] = 0; 1288 line.l = 0;
1135 if (R->selection.beg.row <= R->screen.cur.row 1289 if (selection.beg.row <= screen.cur.row
1136 && R->selection.end.row >= R->screen.cur.row) 1290 && selection.end.row >= screen.cur.row)
1137 CLEAR_SELECTION(R); 1291 CLEAR_SELECTION ();
1138 break; 1292 break;
1139 default: 1293 default:
1140 return; 1294 return;
1141 } 1295 }
1142 if (R->screen.text[row]) 1296
1143 rxvt_blank_line(aR_ 1297 scr_blank_line (line, col, num, rstyle);
1144 &(R->screen.text[row][col]),
1145 &(R->screen.rend[row][col]), num, R->rstyle);
1146 else
1147 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1148 R->rstyle);
1149} 1298}
1150 1299
1151/* ------------------------------------------------------------------------- */ 1300/* ------------------------------------------------------------------------- */
1152/* 1301/*
1153 * Erase part of whole of the screen 1302 * Erase part of whole of the screen
1154 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1303 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1155 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1304 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1156 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1305 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1157 */ 1306 */
1158/* EXTPROTO */
1159void 1307void
1160rxvt_scr_erase_screen(pR_ int mode) 1308rxvt_term::scr_erase_screen (int mode) NOTHROW
1161{ 1309{
1162 int num; 1310 int num;
1163 int32_t row, row_offset; 1311 int32_t row;
1164 rend_t ren; 1312 rend_t ren;
1165 XGCValues gcvalue; 1313 XGCValues gcvalue;
1166 1314
1167 R->want_refresh = 1; 1315 want_refresh = 1;
1168 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1169 ZERO_SCROLLBACK(R); 1316 ZERO_SCROLLBACK ();
1170 row_offset = (int32_t)R->TermWin.saveLines;
1171 1317
1172 switch (mode) { 1318 switch (mode)
1319 {
1173 case 0: /* erase to end of screen */ 1320 case 0: /* erase to end of screen */
1174 rxvt_selection_check(aR_ 1); 1321 selection_check (1);
1175 rxvt_scr_erase_line(aR_ 0); 1322 scr_erase_line (0);
1176 row = R->screen.cur.row + 1; /* possible OOB */ 1323 row = screen.cur.row + 1; /* possible OOB */
1177 num = R->TermWin.nrow - row; 1324 num = nrow - row;
1178 break; 1325 break;
1179 case 1: /* erase to beginning of screen */ 1326 case 1: /* erase to beginning of screen */
1180 rxvt_selection_check(aR_ 3); 1327 selection_check (3);
1181 rxvt_scr_erase_line(aR_ 1); 1328 scr_erase_line (1);
1182 row = 0; 1329 row = 0;
1183 num = R->screen.cur.row; 1330 num = screen.cur.row;
1184 break; 1331 break;
1185 case 2: /* erase whole screen */ 1332 case 2: /* erase whole screen */
1186 rxvt_selection_check(aR_ 3); 1333 selection_check (3);
1187#ifdef RXVT_GRAPHICS
1188 rxvt_Gr_ClearScreen(aR);
1189#endif
1190 row = 0; 1334 row = 0;
1191 num = R->TermWin.nrow; 1335 num = nrow;
1192 break; 1336 break;
1193 default: 1337 default:
1194 return; 1338 return;
1195 } 1339 }
1196 R->refresh_type |= REFRESH_BOUNDS; 1340
1197 if (R->selection.op && R->current_screen == R->selection.screen 1341 if (selection.op && current_screen == selection.screen
1198 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1342 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1199 || (R->selection.end.row >= row 1343 || (selection.end.row >= row
1200 && R->selection.end.row <= row + num))) 1344 && selection.end.row <= row + num)))
1201 CLEAR_SELECTION(R); 1345 CLEAR_SELECTION ();
1346
1202 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1347 if (row >= nrow) /* Out Of Bounds */
1203 return; 1348 return;
1204 MIN_IT(num, (R->TermWin.nrow - row)); 1349
1350 min_it (num, nrow - row);
1351
1205 if (R->rstyle & (RS_RVid | RS_Uline)) 1352 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1206 ren = (rend_t) ~RS_None; 1353 ren = (rend_t) ~RS_None;
1207 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1354 else if (GET_BASEBG (rstyle) == Color_bg)
1355 {
1208 ren = DEFAULT_RSTYLE; 1356 ren = DEFAULT_RSTYLE;
1209 CLEAR_ROWS(row, num); 1357
1210 } else { 1358 if (mapped)
1359 XClearArea (dpy, vt, 0,
1360 Row2Pixel (row - view_start), (unsigned int)width,
1361 (unsigned int)Height2Pixel (num), False);
1362 }
1363 else
1364 {
1211 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1365 ren = rstyle & (RS_fgMask | RS_bgMask);
1212 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1366
1367 if (mapped)
1368 {
1369 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1213 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1370 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1214 ERASE_ROWS(row, num); 1371 XFillRectangle (dpy, vt, gc,
1372 0, Row2Pixel (row - view_start),
1373 (unsigned int)width,
1374 (unsigned int)Height2Pixel (num));
1215 gcvalue.foreground = R->PixColors[Color_fg]; 1375 gcvalue.foreground = pix_colors[Color_fg];
1216 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1376 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1377 }
1217 } 1378 }
1379
1218 for (; num--; row++) { 1380 for (; num--; row++)
1219 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1220 (unsigned int)(row + row_offset), R->rstyle);
1221 R->screen.tlen[row + row_offset] = 0;
1222 rxvt_blank_line(aR_
1223 R->drawn_text[row], R->drawn_rend[row],
1224 (unsigned int)R->TermWin.ncol, ren);
1225 } 1381 {
1382 scr_blank_screen_mem (ROW(row), rstyle);
1383
1384 if (row - view_start < nrow)
1385 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1386 }
1226} 1387}
1388
1389#if !ENABLE_MINIMAL
1390void
1391rxvt_term::scr_erase_savelines () NOTHROW
1392{
1393 want_refresh = 1;
1394 ZERO_SCROLLBACK ();
1395
1396 top_row = 0;
1397}
1398#endif
1227 1399
1228/* ------------------------------------------------------------------------- */ 1400/* ------------------------------------------------------------------------- */
1229/* 1401/*
1230 * Fill the screen with `E's 1402 * Fill the screen with `E's
1231 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1403 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1232 */ 1404 */
1233/* EXTPROTO */
1234void 1405void
1235rxvt_scr_E(pR) 1406rxvt_term::scr_E () NOTHROW
1236{ 1407{
1237 int i, j, k; 1408 rend_t fs;
1238 rend_t *r1, fs;
1239 1409
1240 R->want_refresh = 1; 1410 want_refresh = 1;
1241 R->num_scr_allow = 0;
1242 ZERO_SCROLLBACK(R); 1411 ZERO_SCROLLBACK ();
1412
1413 num_scr_allow = 0;
1243 rxvt_selection_check(aR_ 3); 1414 selection_check (3);
1244 1415
1245 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1416 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1246 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1417 for (int row = nrow; row--; )
1247 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1418 {
1248 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1419 line_t &line = ROW(row);
1249 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1420
1421 fill_text (line.t, 'E', ncol);
1422 rend_t *r1 = line.r;
1423
1424 for (int j = ncol; j--; )
1250 *r1++ = fs; 1425 *r1++ = fs;
1426
1427 line.is_longer (0);
1428 line.touch (ncol);
1251 } 1429 }
1252} 1430}
1253 1431
1254/* ------------------------------------------------------------------------- */ 1432/* ------------------------------------------------------------------------- */
1255/* 1433/*
1256 * Insert/Delete <count> lines 1434 * Insert/Delete <count> lines
1257 */ 1435 */
1258/* EXTPROTO */
1259void 1436void
1260rxvt_scr_insdel_lines(pR_ int count, int insdel) 1437rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1261{ 1438{
1262 int end; 1439 int end;
1263 1440
1264 ZERO_SCROLLBACK(R); 1441 ZERO_SCROLLBACK ();
1265 1442
1266#ifdef RXVT_GRAPHICS
1267 if (rxvt_Gr_Displayed(aR))
1268 rxvt_Gr_scroll(aR_ 0);
1269#endif
1270
1271 rxvt_selection_check(aR_ 1); 1443 selection_check (1);
1272 1444
1273 if (R->screen.cur.row > R->screen.bscroll) 1445 if (screen.cur.row > screen.bscroll)
1446 return;
1447
1448 end = screen.bscroll - screen.cur.row + 1;
1449 if (count > end)
1450 {
1451 if (insdel == DELETE)
1274 return; 1452 return;
1275
1276 end = R->screen.bscroll - R->screen.cur.row + 1;
1277 if (count > end) {
1278 if (insdel == DELETE)
1279 return;
1280 else if (insdel == INSERT) 1453 else if (insdel == INSERT)
1281 count = end; 1454 count = end;
1282 } 1455 }
1283 R->screen.flags &= ~Screen_WrapNext;
1284 1456
1457 scr_do_wrap ();
1458
1285 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1459 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1286 0);
1287} 1460}
1288 1461
1289/* ------------------------------------------------------------------------- */ 1462/* ------------------------------------------------------------------------- */
1290/* 1463/*
1291 * Insert/Delete <count> characters from the current position 1464 * Insert/Delete <count> characters from the current position
1292 */ 1465 */
1293/* EXTPROTO */
1294void 1466void
1295rxvt_scr_insdel_chars(pR_ int count, int insdel) 1467rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1296{ 1468{
1297 int col, row;
1298 rend_t tr;
1299 text_t *stp;
1300 rend_t *srp;
1301 int16_t *slp;
1302
1303 R->want_refresh = 1; 1469 want_refresh = 1;
1304 ZERO_SCROLLBACK(R); 1470 ZERO_SCROLLBACK ();
1305 1471
1306#ifdef RXVT_GRAPHICS
1307 if (rxvt_Gr_Displayed(aR))
1308 rxvt_Gr_scroll(aR_ 0);
1309#endif
1310
1311 if (count <= 0) 1472 if (count <= 0)
1312 return; 1473 return;
1313 1474
1475 scr_do_wrap ();
1476
1314 rxvt_selection_check(aR_ 1); 1477 selection_check (1);
1315 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1478 min_it (count, ncol - screen.cur.col);
1316 1479
1317 row = R->screen.cur.row + R->TermWin.saveLines; 1480 int row = screen.cur.row;
1318 R->screen.flags &= ~Screen_WrapNext;
1319 1481
1320 stp = R->screen.text[row]; 1482 line_t *line = &ROW(row);
1321 srp = R->screen.rend[row]; 1483
1322 slp = &(R->screen.tlen[row]); 1484 line->touch ();
1485 line->is_longer (0);
1486
1487 // nuke wide spanning the start
1488 if (line->t[screen.cur.col] == NOCHAR)
1489 scr_kill_char (*line, screen.cur.col);
1490
1323 switch (insdel) { 1491 switch (insdel)
1492 {
1324 case INSERT: 1493 case INSERT:
1325 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1494 line->l = min (line->l + count, ncol);
1326 col--) { 1495
1496 if (line->t[screen.cur.col] == NOCHAR)
1497 scr_kill_char (*line, screen.cur.col);
1498
1499 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1500 {
1327 stp[col] = stp[col - count]; 1501 line->t[col] = line->t[col - count];
1328 srp[col] = srp[col - count]; 1502 line->r[col] = line->r[col - count];
1329 } 1503 }
1330 if (*slp != -1) { 1504
1331 *slp += count;
1332 MIN_IT(*slp, R->TermWin.ncol);
1333 }
1334 if (R->selection.op && R->current_screen == R->selection.screen 1505 if (selection.op && current_screen == selection.screen
1335 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1506 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1507 {
1336 if (R->selection.end.row != R->screen.cur.row 1508 if (selection.end.row != screen.cur.row
1337 || (R->selection.end.col + count >= R->TermWin.ncol)) 1509 || (selection.end.col + count >= ncol))
1338 CLEAR_SELECTION(R); 1510 CLEAR_SELECTION ();
1511 else
1512 {
1339 else { /* shift selection */ 1513 /* shift selection */
1340 R->selection.beg.col += count; 1514 selection.beg.col += count;
1341 R->selection.mark.col += count; /* XXX: yes? */ 1515 selection.mark.col += count; /* XXX: yes? */
1342 R->selection.end.col += count; 1516 selection.end.col += count;
1343 } 1517 }
1344 } 1518 }
1345 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1519
1346 (unsigned int)count, R->rstyle); 1520 scr_blank_line (*line, screen.cur.col, count, rstyle);
1347 break; 1521 break;
1522
1348 case ERASE: 1523 case ERASE:
1349 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1524 screen.cur.col += count; /* don't worry if > ncol */
1350 rxvt_selection_check(aR_ 1); 1525 selection_check (1);
1351 R->screen.cur.col -= count; 1526 screen.cur.col -= count;
1352 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1527
1353 (unsigned int)count, R->rstyle); 1528 // nuke wide char after the end
1529 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1530 scr_kill_char (*line, screen.cur.col + count);
1531
1532 scr_blank_line (*line, screen.cur.col, count, rstyle);
1354 break; 1533 break;
1534
1355 case DELETE: 1535 case DELETE:
1356 tr = srp[R->TermWin.ncol - 1] 1536 line->l = max (line->l - count, 0);
1357 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1537
1538 // nuke wide char spanning the end
1539 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1540 scr_kill_char (*line, screen.cur.col + count);
1541
1358 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1542 for (int col = screen.cur.col; (col + count) < ncol; col++)
1543 {
1359 stp[col] = stp[col + count]; 1544 line->t[col] = line->t[col + count];
1360 srp[col] = srp[col + count]; 1545 line->r[col] = line->r[col + count];
1361 } 1546 }
1362 rxvt_blank_line(aR_ 1547
1363 &(stp[R->TermWin.ncol - count]), 1548 scr_blank_line (*line, ncol - count, count, rstyle);
1364 &(srp[R->TermWin.ncol - count]), 1549
1365 (unsigned int)count, tr);
1366 if (*slp == -1) /* break line continuation */
1367 *slp = R->TermWin.ncol;
1368 *slp -= count;
1369 MAX_IT(*slp, 0);
1370 if (R->selection.op && R->current_screen == R->selection.screen 1550 if (selection.op && current_screen == selection.screen
1371 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1551 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1552 {
1372 if (R->selection.end.row != R->screen.cur.row 1553 if (selection.end.row != screen.cur.row
1373 || (R->screen.cur.col >= R->selection.beg.col - count) 1554 || (screen.cur.col >= selection.beg.col - count)
1374 || R->selection.end.col >= R->TermWin.ncol) 1555 || selection.end.col >= ncol)
1375 CLEAR_SELECTION(R); 1556 CLEAR_SELECTION ();
1376 else { 1557 else
1558 {
1377 /* shift selection */ 1559 /* shift selection */
1378 R->selection.beg.col -= count; 1560 selection.beg.col -= count;
1379 R->selection.mark.col -= count; /* XXX: yes? */ 1561 selection.mark.col -= count; /* XXX: yes? */
1380 R->selection.end.col -= count; 1562 selection.end.col -= count;
1381 } 1563 }
1382 } 1564 }
1565
1383 break; 1566 break;
1384 } 1567 }
1385} 1568}
1386 1569
1387/* ------------------------------------------------------------------------- */ 1570/* ------------------------------------------------------------------------- */
1388/* 1571/*
1389 * Set the scrolling region 1572 * Set the scrolling region
1390 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1573 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1391 */ 1574 */
1392/* EXTPROTO */
1393void 1575void
1394rxvt_scr_scroll_region(pR_ int top, int bot) 1576rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1395{ 1577{
1396 MAX_IT(top, 0); 1578 max_it (top, 0);
1397 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1579 min_it (bot, nrow - 1);
1580
1398 if (top > bot) 1581 if (top > bot)
1399 return; 1582 return;
1583
1400 R->screen.tscroll = top; 1584 screen.tscroll = top;
1401 R->screen.bscroll = bot; 1585 screen.bscroll = bot;
1402 rxvt_scr_gotorc(aR_ 0, 0, 0); 1586 scr_gotorc (0, 0, 0);
1403} 1587}
1404 1588
1405/* ------------------------------------------------------------------------- */ 1589/* ------------------------------------------------------------------------- */
1406/* 1590/*
1407 * Make the cursor visible/invisible 1591 * Make the cursor visible/invisible
1408 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1592 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1409 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1593 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1410 */ 1594 */
1411/* EXTPROTO */
1412void 1595void
1413rxvt_scr_cursor_visible(pR_ int mode) 1596rxvt_term::scr_cursor_visible (int mode) NOTHROW
1414{ 1597{
1415 R->want_refresh = 1; 1598 want_refresh = 1;
1599
1416 if (mode) 1600 if (mode)
1417 R->screen.flags |= Screen_VisibleCursor; 1601 screen.flags |= Screen_VisibleCursor;
1418 else 1602 else
1419 R->screen.flags &= ~Screen_VisibleCursor; 1603 screen.flags &= ~Screen_VisibleCursor;
1420} 1604}
1421 1605
1422/* ------------------------------------------------------------------------- */ 1606/* ------------------------------------------------------------------------- */
1423/* 1607/*
1424 * Set/unset automatic wrapping 1608 * Set/unset automatic wrapping
1425 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1609 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1426 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1610 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1427 */ 1611 */
1428/* EXTPROTO */
1429void 1612void
1430rxvt_scr_autowrap(pR_ int mode) 1613rxvt_term::scr_autowrap (int mode) NOTHROW
1431{ 1614{
1432 if (mode) 1615 if (mode)
1433 R->screen.flags |= Screen_Autowrap; 1616 screen.flags |= Screen_Autowrap;
1434 else 1617 else
1435 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1618 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1436} 1619}
1437 1620
1438/* ------------------------------------------------------------------------- */ 1621/* ------------------------------------------------------------------------- */
1439/* 1622/*
1440 * Set/unset margin origin mode 1623 * Set/unset margin origin mode
… …
1443 * Relative mode: line numbers are relative to top margin of scrolling region 1626 * Relative mode: line numbers are relative to top margin of scrolling region
1444 * and the cursor cannot be moved outside. 1627 * and the cursor cannot be moved outside.
1445 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1628 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1446 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1629 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1447 */ 1630 */
1448/* EXTPROTO */
1449void 1631void
1450rxvt_scr_relative_origin(pR_ int mode) 1632rxvt_term::scr_relative_origin (int mode) NOTHROW
1451{ 1633{
1452 if (mode) 1634 if (mode)
1453 R->screen.flags |= Screen_Relative; 1635 screen.flags |= Screen_Relative;
1454 else 1636 else
1455 R->screen.flags &= ~Screen_Relative; 1637 screen.flags &= ~Screen_Relative;
1638
1456 rxvt_scr_gotorc(aR_ 0, 0, 0); 1639 scr_gotorc (0, 0, 0);
1457} 1640}
1458 1641
1459/* ------------------------------------------------------------------------- */ 1642/* ------------------------------------------------------------------------- */
1460/* 1643/*
1461 * Set insert/replace mode 1644 * Set insert/replace mode
1462 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1645 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1463 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1646 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1464 */ 1647 */
1465/* EXTPROTO */
1466void 1648void
1467rxvt_scr_insert_mode(pR_ int mode) 1649rxvt_term::scr_insert_mode (int mode) NOTHROW
1468{ 1650{
1469 if (mode) 1651 if (mode)
1470 R->screen.flags |= Screen_Insert; 1652 screen.flags |= Screen_Insert;
1471 else 1653 else
1472 R->screen.flags &= ~Screen_Insert; 1654 screen.flags &= ~Screen_Insert;
1473} 1655}
1474 1656
1475/* ------------------------------------------------------------------------- */ 1657/* ------------------------------------------------------------------------- */
1476/* 1658/*
1477 * Set/Unset tabs 1659 * Set/Unset tabs
1478 * XTERM_SEQ: Set tab at current column : ESC H 1660 * XTERM_SEQ: Set tab at current column : ESC H
1479 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1661 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1480 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1662 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1481 */ 1663 */
1482/* EXTPROTO */
1483void 1664void
1484rxvt_scr_set_tab(pR_ int mode) 1665rxvt_term::scr_set_tab (int mode) NOTHROW
1485{ 1666{
1486 if (mode < 0) 1667 if (mode < 0)
1487 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1668 memset (tabs, 0, ncol);
1488 else if (R->screen.cur.col < R->TermWin.ncol) 1669 else if (screen.cur.col < ncol)
1489 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1670 tabs [screen.cur.col] = !!mode;
1490} 1671}
1491 1672
1492/* ------------------------------------------------------------------------- */ 1673/* ------------------------------------------------------------------------- */
1493/* 1674/*
1494 * Set reverse/normal video 1675 * Set reverse/normal video
1495 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1676 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1496 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1677 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1497 */ 1678 */
1498/* EXTPROTO */
1499void 1679void
1500rxvt_scr_rvideo_mode(pR_ int mode) 1680rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1501{ 1681{
1682 rvideo_mode = on;
1683
1684#ifndef NO_BELL
1685 on ^= rvideo_bell;
1686#endif
1687
1688 if (rvideo_state != on)
1689 {
1690 rvideo_state = on;
1691
1692 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1693#ifdef HAVE_BG_PIXMAP
1694 if (bg_pixmap == None)
1695#endif
1696 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1697
1502 XGCValues gcvalue; 1698 XGCValues gcvalue;
1503
1504 if (R->rvideo != mode) {
1505 R->rvideo = mode;
1506 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1507#if defined(XPM_BACKGROUND)
1508 if (R->bgPixmap.pixmap == None)
1509#endif
1510#if defined(TRANSPARENT)
1511 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1512#endif
1513 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1514 R->PixColors[Color_bg]);
1515
1516 gcvalue.foreground = R->PixColors[Color_fg]; 1699 gcvalue.foreground = pix_colors[Color_fg];
1517 gcvalue.background = R->PixColors[Color_bg]; 1700 gcvalue.background = pix_colors[Color_bg];
1518 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1701 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1519 &gcvalue); 1702
1520 rxvt_scr_clear(aR); 1703 scr_clear ();
1521 rxvt_scr_touch(aR_ True); 1704 scr_touch (true);
1522 } 1705 }
1523} 1706}
1524 1707
1525/* ------------------------------------------------------------------------- */ 1708/* ------------------------------------------------------------------------- */
1526/* 1709/*
1527 * Report current cursor position 1710 * Report current cursor position
1528 * XTERM_SEQ: Report position: ESC [ 6 n 1711 * XTERM_SEQ: Report position: ESC [ 6 n
1529 */ 1712 */
1530/* EXTPROTO */
1531void 1713void
1532rxvt_scr_report_position(pR) 1714rxvt_term::scr_report_position () NOTHROW
1533{ 1715{
1534 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1716 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1535} 1717}
1536 1718
1537/* ------------------------------------------------------------------------- * 1719/* ------------------------------------------------------------------------- *
1538 * FONTS * 1720 * FONTS *
1539 * ------------------------------------------------------------------------- */ 1721 * ------------------------------------------------------------------------- */
1540 1722
1541/* 1723/*
1542 * Set font style 1724 * Set font style
1543 */ 1725 */
1544/* INTPROTO */
1545void 1726void
1546rxvt_set_font_style(pR) 1727rxvt_term::set_font_style () NOTHROW
1547{ 1728{
1729#if 0
1548 switch (R->charsets[R->screen.charset]) { 1730 switch (charsets [screen.charset])
1731 {
1549 case '0': /* DEC Special Character & Line Drawing Set */ 1732 case '0': /* DEC Special Character & Line Drawing Set */
1550 break; 1733 break;
1551 case 'A': /* United Kingdom (UK) */ 1734 case 'A': /* United Kingdom (UK) */
1552 break; 1735 break;
1553 case 'B': /* United States (USASCII) */ 1736 case 'B': /* United States (USASCII) */
1554 break; 1737 break;
1555 case '<': /* Multinational character set */ 1738 case '<': /* Multinational character set */
1556 break; 1739 break;
1557 case '5': /* Finnish character set */ 1740 case '5': /* Finnish character set */
1558 break; 1741 break;
1559 case 'C': /* Finnish character set */ 1742 case 'C': /* Finnish character set */
1560 break; 1743 break;
1561 case 'K': /* German character set */ 1744 case 'K': /* German character set */
1562 break; 1745 break;
1563 } 1746 }
1747#endif
1564} 1748}
1565 1749
1566/* ------------------------------------------------------------------------- */ 1750/* ------------------------------------------------------------------------- */
1567/* 1751/*
1568 * Choose a font 1752 * Choose a font
1569 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1753 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1570 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1754 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1571 * XTERM_SEQ: Invoke G2 character set: ESC N 1755 * XTERM_SEQ: Invoke G2 character set: ESC N
1572 * XTERM_SEQ: Invoke G3 character set: ESC O 1756 * XTERM_SEQ: Invoke G3 character set: ESC O
1573 */ 1757 */
1574/* EXTPROTO */
1575void 1758void
1576rxvt_scr_charset_choose(pR_ int set) 1759rxvt_term::scr_charset_choose (int set) NOTHROW
1577{ 1760{
1578 R->screen.charset = set; 1761 screen.charset = set;
1579 rxvt_set_font_style(aR); 1762 set_font_style ();
1580} 1763}
1581 1764
1582/* ------------------------------------------------------------------------- */ 1765/* ------------------------------------------------------------------------- */
1583/* 1766/*
1584 * Set a font 1767 * Set a font
… …
1586 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1769 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1587 * XTERM_SEQ: Set G2 character set: ESC * <C> 1770 * XTERM_SEQ: Set G2 character set: ESC * <C>
1588 * XTERM_SEQ: Set G3 character set: ESC + <C> 1771 * XTERM_SEQ: Set G3 character set: ESC + <C>
1589 * See set_font_style for possible values for <C> 1772 * See set_font_style for possible values for <C>
1590 */ 1773 */
1591/* EXTPROTO */
1592void 1774void
1593rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1775rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1594{ 1776{
1595 R->charsets[set] = (unsigned char)ch; 1777 charsets[set] = (unsigned char)ch;
1596 rxvt_set_font_style(aR); 1778 set_font_style ();
1597} 1779}
1598 1780
1599
1600/* ------------------------------------------------------------------------- *
1601 * GRAPHICS COLOURS *
1602 * ------------------------------------------------------------------------- */
1603
1604#ifdef RXVT_GRAPHICS
1605/* EXTPROTO */
1606int
1607rxvt_scr_get_fgcolor(pR)
1608{
1609 return GET_FGCOLOR(R->rstyle);
1610}
1611
1612/* ------------------------------------------------------------------------- */
1613/* EXTPROTO */
1614int
1615rxvt_scr_get_bgcolor(pR)
1616{
1617 return GET_BGCOLOR(R->rstyle);
1618}
1619#endif
1620 1781
1621/* ------------------------------------------------------------------------- * 1782/* ------------------------------------------------------------------------- *
1622 * MAJOR SCREEN MANIPULATION * 1783 * MAJOR SCREEN MANIPULATION *
1623 * ------------------------------------------------------------------------- */ 1784 * ------------------------------------------------------------------------- */
1624 1785
1625/* 1786/*
1787 * refresh matching text.
1788 */
1789bool
1790rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1791{
1792 bool found = false;
1793
1794 for (int i = 0; i < nrow; i++)
1795 {
1796 rend_t *drp = drawn_buf[i].r;
1797
1798 for (int col = 0; col < ncol; col++, drp++)
1799 if ((*drp & mask) == value)
1800 {
1801 found = true;
1802 *drp = ~value;
1803 }
1804 }
1805
1806 return found;
1807}
1808
1809/*
1626 * Refresh an area 1810 * Refresh an area
1627 */ 1811 */
1628enum { 1812enum {
1629 PART_BEG = 0, 1813 PART_BEG = 0,
1630 PART_END, 1814 PART_END,
1631 RC_COUNT 1815 RC_COUNT
1632}; 1816};
1633 1817
1634/* EXTPROTO */
1635void 1818void
1636rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1819rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1637{ 1820{
1638 int i; 1821 int i;
1639 row_col_t rc[RC_COUNT]; 1822 row_col_t rc[RC_COUNT];
1640 1823
1641 if (R->drawn_text == NULL) /* sanity check */ 1824 if (!drawn_buf) /* sanity check */
1642 return; 1825 return;
1643 1826
1644#ifdef DEBUG_STRICT 1827#ifndef NO_SLOW_LINK_SUPPORT
1645 x = max(x, (int)R->TermWin.int_bwidth); 1828 if (refresh_type == FAST_REFRESH && !display->is_local)
1646 x = min(x, (int)R->TermWin.width); 1829 {
1647 y = max(y, (int)R->TermWin.int_bwidth); 1830 y = 0;
1648 y = min(y, (int)R->TermWin.height); 1831 eheight = height;
1832 }
1649#endif 1833#endif
1650 1834
1651/* round down */ 1835 /* round down */
1652 rc[PART_BEG].col = Pixel2Col(x); 1836 rc[PART_BEG].col = Pixel2Col (x);
1653 rc[PART_BEG].row = Pixel2Row(y); 1837 rc[PART_BEG].row = Pixel2Row (y);
1654/* round up */ 1838 /* round up */
1655 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1839 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1656 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1840 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1657 1841
1658/* sanity checks */ 1842 /* sanity checks */
1659 for (i = PART_BEG; i < RC_COUNT; i++) { 1843 for (i = PART_BEG; i < RC_COUNT; i++)
1660 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1661 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1662 } 1844 {
1845 min_it (rc[i].col, ncol - 1);
1846 min_it (rc[i].row, nrow - 1);
1847 }
1663 1848
1664 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));
1665
1666 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1849 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1667 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1850 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1668 (rc[PART_END].col - rc[PART_BEG].col + 1));
1669 1851
1852 num_scr_allow = 0;
1853
1670 if (refresh) 1854 if (refresh)
1671 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1855 scr_refresh ();
1672} 1856}
1673 1857
1674/* ------------------------------------------------------------------------- */ 1858/* ------------------------------------------------------------------------- */
1675/* 1859/*
1676 * Refresh the entire screen 1860 * Refresh the entire screen
1677 */ 1861 */
1678/* EXTPROTO */
1679void 1862void
1680rxvt_scr_touch(pR_ Bool refresh) 1863rxvt_term::scr_touch (bool refresh) NOTHROW
1681{ 1864{
1682 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1865 scr_expose (0, 0, width, height, refresh);
1683} 1866}
1684 1867
1685/* ------------------------------------------------------------------------- */ 1868/* ------------------------------------------------------------------------- */
1686/* 1869/*
1687 * Move the display so that the line represented by scrollbar value Y is at 1870 * Move the display so that the line represented by scrollbar value Y is at
1688 * the top of the screen 1871 * the top of the screen
1689 */ 1872 */
1690/* EXTPROTO */ 1873void
1691int
1692rxvt_scr_move_to(pR_ int y, int len) 1874rxvt_term::scr_move_to (int y, int len) NOTHROW
1693{ 1875{
1694 long p = 0; 1876 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1695 uint16_t oldviewstart;
1696
1697 oldviewstart = R->TermWin.view_start;
1698 if (y < len) {
1699 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1700 p -= (long)(R->TermWin.nrow - 1);
1701 p = max(p, 0);
1702 }
1703 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1704 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1705
1706 return rxvt_scr_changeview(aR_ oldviewstart);
1707} 1877}
1708 1878
1709/* ------------------------------------------------------------------------- */ 1879/* ------------------------------------------------------------------------- */
1710/* 1880/*
1711 * Page the screen up/down nlines 1881 * Page the screen up/down nlines
1712 * direction should be UP or DN 1882 * direction should be UP or DN
1713 */ 1883 */
1714/* EXTPROTO */ 1884bool
1715int
1716rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1885rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1717{ 1886{
1718 int n; 1887 int new_view_start =
1719 uint16_t oldviewstart; 1888 direction == UP ? view_start - nlines
1889 : view_start + nlines;
1720 1890
1721 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1722#ifdef DEBUG_STRICT
1723 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1724#endif
1725 oldviewstart = R->TermWin.view_start;
1726 if (direction == UP) {
1727 n = R->TermWin.view_start + nlines;
1728 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1729 } else {
1730 n = R->TermWin.view_start - nlines;
1731 R->TermWin.view_start = max(n, 0);
1732 }
1733 return rxvt_scr_changeview(aR_ oldviewstart); 1891 return scr_changeview (new_view_start);
1734} 1892}
1735 1893
1736/* INTPROTO */ 1894bool
1737int 1895rxvt_term::scr_changeview (int new_view_start) NOTHROW
1738rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1739{ 1896{
1740 if (R->TermWin.view_start != oldviewstart) { 1897 clamp_it (new_view_start, top_row, 0);
1898
1899 if (new_view_start == view_start)
1900 return false;
1901
1902 num_scr += new_view_start - view_start;
1903 view_start = new_view_start;
1741 R->want_refresh = 1; 1904 want_refresh = 1;
1742#ifdef RXVT_GRAPHICS
1743 if (rxvt_Gr_Displayed(aR))
1744 rxvt_Gr_scroll(aR_ 0);
1745#endif
1746 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1747 }
1748 return (int)(R->TermWin.view_start - oldviewstart);
1749}
1750 1905
1751/* ------------------------------------------------------------------------- */ 1906 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1752/* EXTPROTO */ 1907
1753void 1908 return true;
1754rxvt_scr_bell(pR) 1909}
1755{ 1910
1756#ifndef NO_BELL 1911#ifndef NO_BELL
1912void
1913rxvt_term::bell_cb (ev::timer &w, int revents)
1914{
1915 rvideo_bell = false;
1916 scr_rvideo_mode (rvideo_mode);
1917 refresh_check ();
1918}
1919#endif
1920
1921/* ------------------------------------------------------------------------- */
1922void
1923rxvt_term::scr_bell () NOTHROW
1924{
1925#ifndef NO_BELL
1926
1757# ifndef NO_MAPALERT 1927# ifndef NO_MAPALERT
1758# ifdef MAPALERT_OPTION 1928# ifdef MAPALERT_OPTION
1759 if (R->Options & Opt_mapAlert) 1929 if (option (Opt_mapAlert))
1760# endif 1930# endif
1761 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1931 XMapWindow (dpy, parent);
1762# endif 1932# endif
1763 if (R->Options & Opt_visualBell) { 1933
1764 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1934# if ENABLE_FRILLS
1765 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1935 if (option (Opt_urgentOnBell))
1766 } else 1936 set_urgency (1);
1767 XBell(R->Xdisplay, 0);
1768#endif 1937# endif
1769}
1770 1938
1939 if (option (Opt_visualBell))
1940 {
1941 rvideo_bell = true;
1942 scr_rvideo_mode (rvideo_mode);
1943 flush ();
1944
1945 bell_ev.start (VISUAL_BELL_DURATION);
1946 }
1947 else
1948 XBell (dpy, 0);
1949 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1950#endif
1951}
1952
1771/* ------------------------------------------------------------------------- */ 1953/* ------------------------------------------------------------------------- */
1772/* ARGSUSED */
1773/* EXTPROTO */
1774void 1954void
1775rxvt_scr_printscreen(pR_ int fullhist) 1955rxvt_term::scr_printscreen (int fullhist) NOTHROW
1776{ 1956{
1777#ifdef PRINTPIPE 1957#ifdef PRINTPIPE
1778 int i, r1, nrows, row_offset; 1958 int nrows, row_start;
1779 text_t *t; 1959 FILE *fd = popen_printer ();
1780 FILE *fd;
1781 1960
1782 if ((fd = rxvt_popen_printer(aR)) == NULL) 1961 if (!fd)
1783 return; 1962 return;
1784 nrows = R->TermWin.nrow; 1963
1785 row_offset = R->TermWin.saveLines;
1786 if (!fullhist) 1964 if (fullhist)
1787 row_offset -= R->TermWin.view_start;
1788 else {
1789 nrows += R->TermWin.nscrolled;
1790 row_offset -= R->TermWin.nscrolled;
1791 } 1965 {
1792 1966 nrows = nrow - top_row;
1793 for (r1 = 0; r1 < nrows; r1++) { 1967 row_start = top_row;
1794 t = R->screen.text[r1 + row_offset]; 1968 }
1795 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1969 else
1796 if (!isspace(t[i]))
1797 break;
1798 fprintf(fd, "%.*s\n", (i + 1), t);
1799 } 1970 {
1971 nrows = nrow;
1972 row_start = view_start;
1973 }
1974
1975 wctomb (0, 0);
1976
1977 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1978 {
1979 text_t *tp = ROW(r1).t;
1980 int len = ROW(r1).l;
1981
1982 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1983 {
1984 char mb[MB_LEN_MAX];
1985 text_t t = *tp++;
1986 if (t == NOCHAR)
1987 continue;
1988
1989 len = wctomb (mb, t);
1990
1991 if (len <= 0)
1992 {
1993 mb[0] = ' ';
1994 len = 1;
1995 }
1996
1997 fwrite (mb, 1, len, fd);
1998 }
1999
2000 fputc ('\n', fd);
2001 }
2002
1800 rxvt_pclose_printer(fd); 2003 pclose_printer (fd);
1801#endif 2004#endif
1802} 2005}
1803 2006
1804/* ------------------------------------------------------------------------- */ 2007/* ------------------------------------------------------------------------- */
1805/* 2008/*
1806 * Refresh the screen 2009 * Refresh the screen
1807 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2010 * drawn_text/drawn_rend contain the screen information before the update.
1808 * R->screen.text/R->screen.rend contain what the screen will change to. 2011 * screen.text/screen.rend contain what the screen will change to.
2012 */
2013void
2014rxvt_term::scr_refresh () NOTHROW
2015{
2016 int16_t col, row, /* column/row we're processing */
2017 ocrow; /* old cursor row */
2018 int i; /* tmp */
2019#ifndef NO_CURSORCOLOR
2020 rend_t cc1; /* store colours at cursor position (s) */
2021#endif
2022 rend_t *crp; // cursor rendition pointer
2023 rend_t ccol1, /* Cursor colour */
2024 ccol2; /* Cursor colour2 */
2025
2026 want_refresh = 0; /* screen is current */
2027
2028 if (refresh_type == NO_REFRESH || !mapped)
2029 return;
2030
2031 /*
2032 * A: set up vars
1809 */ 2033 */
2034 refresh_count = 0;
1810 2035
1811#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2036 unsigned int old_screen_flags = screen.flags;
1812# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2037 char have_bg = 0;
1813# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2038#ifdef HAVE_BG_PIXMAP
2039 have_bg = bg_pixmap != None;
2040#endif
2041 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2042
2043 /*
2044 * B: reverse any characters which are selected
2045 */
2046 scr_reverse_selection ();
2047
2048 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2049#if ENABLE_OVERLAY
2050 scr_swap_overlay ();
2051#endif
2052
2053 char showcursor = screen.flags & Screen_VisibleCursor;
2054
2055 /*
2056 * C: set the cursor character (s)
2057 */
2058 {
2059 unsigned char setoldcursor;
2060
2061#ifdef CURSOR_BLINK
2062 if (hidden_cursor)
2063 showcursor = 0;
2064#endif
2065
2066 if (showcursor)
2067 {
2068 int col = screen.cur.col;
2069
2070 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2071 col--;
2072
2073 crp = &ROW(screen.cur.row).r[col];
2074
2075#ifndef NO_CURSORCOLOR
2076 cc1 = *crp & (RS_fgMask | RS_bgMask);
2077 if (ISSET_PIXCOLOR (Color_cursor))
2078 ccol1 = Color_cursor;
2079 else
2080#endif
2081#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2082 ccol1 = fgcolor_of (rstyle);
1814#else 2083#else
1815# define MONO_BOLD(x) \ 2084 ccol1 = Color_fg;
1816 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1817# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1818#endif 2085#endif
1819 2086
1820#define FONT_WIDTH(X, Y) \
1821 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1822#define FONT_RBEAR(X, Y) \
1823 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1824#define FONT_LBEAR(X, Y) \
1825 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1826#define IS_FONT_CHAR(X, Y) \
1827 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1828
1829/* EXTPROTO */
1830void
1831rxvt_scr_refresh(pR_ unsigned char refresh_type)
1832{
1833 unsigned char clearfirst, /* first character writes before cell */
1834 clearlast, /* last character writes beyond cell */
1835 must_clear, /* use draw_string not draw_image_string */
1836#ifndef NO_BOLDFONT
1837 bfont, /* we've changed font to bold font */
1838#endif
1839 rvid, /* reverse video this position */
1840 wbyte, /* we're in multibyte */
1841 showcursor; /* show the cursor */
1842 int fore, back; /* desired foreground/background */
1843 int16_t col, row, /* column/row we're processing */
1844 ocrow; /* old cursor row */
1845 int cursorwidth;
1846 int i, /* tmp */
1847 row_offset; /* basic offset in screen structure */
1848#ifndef NO_CURSORCOLOR 2087#ifndef NO_CURSORCOLOR
1849 rend_t cc1; /* store colours at cursor position(s) */
1850 rend_t cc2; /* store colours at cursor position(s) */
1851#endif
1852 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1853 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1854 char *buffer; /* local copy of R->buffer */
1855
1856 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1857 return;
1858
1859 /*
1860 * A: set up vars
1861 */
1862 clearfirst = clearlast = must_clear = wbyte = 0;
1863#ifndef NO_BOLDFONT
1864 bfont = 0;
1865#endif
1866
1867 if (R->currmaxcol < R->TermWin.ncol)
1868 {
1869 R->currmaxcol = R->TermWin.ncol;
1870 R->buffer = (char *)rxvt_realloc (R->buffer,
1871 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1872 }
1873
1874 buffer = R->buffer;
1875 R->refresh_count = 0;
1876
1877 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1878
1879 if ((refresh_type & REFRESH_BOUNDS))
1880 {
1881 clearfirst = clearlast = 1;
1882 R->refresh_type &= ~REFRESH_BOUNDS;
1883 }
1884
1885#if defined(XPM_BACKGROUND)
1886 must_clear |= (R->bgPixmap.pixmap != None);
1887#endif
1888#if defined(TRANSPARENT)
1889 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1890#endif
1891 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1892
1893/*
1894 * B: reverse any characters which are selected
1895 */
1896 rxvt_scr_reverse_selection(aR);
1897
1898/*
1899 * C: set the cursor character(s)
1900 */
1901 {
1902 unsigned char setoldcursor;
1903 rend_t ccol1, /* Cursor colour */
1904 ccol2; /* Cursor colour2 */
1905
1906 showcursor = (R->screen.flags & Screen_VisibleCursor);
1907 cursorwidth = 0;
1908#ifdef CURSOR_BLINK
1909 if (R->hidden_cursor)
1910 showcursor = 0;
1911#endif
1912
1913 cursorwidth = 0;
1914
1915 if (showcursor)
1916 {
1917 cursorwidth++;
1918
1919 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1920 [R->screen.cur.col]);
1921
1922 if (showcursor && R->TermWin.focus)
1923 {
1924 *srp ^= RS_RVid;
1925#ifndef NO_CURSORCOLOR
1926 cc1 = *srp & (RS_fgMask | RS_bgMask);
1927 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2088 if (ISSET_PIXCOLOR (Color_cursor2))
1928 ccol1 = Color_cursor; 2089 ccol2 = Color_cursor2;
1929 else 2090 else
2091#endif
1930#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2092#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1931 ccol1 = GET_FGCOLOR(R->rstyle); 2093 ccol2 = bgcolor_of (rstyle);
1932#else 2094#else
1933 ccol1 = Color_fg; 2095 ccol2 = Color_bg;
1934#endif 2096#endif
1935 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2097
1936 ccol2 = Color_cursor2; 2098 if (focus)
2099 {
2100 if (option (Opt_cursorUnderline))
2101 *crp ^= RS_Uline;
1937 else 2102 else
1938#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2103 {
1939 ccol2 = GET_BGCOLOR(R->rstyle); 2104 *crp ^= RS_RVid;
1940#else
1941 ccol2 = Color_bg;
1942#endif
1943 *srp = SET_FGCOLOR(*srp, ccol1); 2105 *crp = SET_FGCOLOR (*crp, ccol1);
1944 *srp = SET_BGCOLOR(*srp, ccol2); 2106 *crp = SET_BGCOLOR (*crp, ccol2);
1945#endif
1946 }
1947
1948 while (IS_WIDE (*srp))
1949 cursorwidth++, srp++;
1950 }
1951
1952 /* make sure no outline cursor is left around */
1953 setoldcursor = 0;
1954 if (ocrow != -1) {
1955 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1956 || R->screen.cur.col != R->oldcursor.col) {
1957 if (ocrow < R->TermWin.nrow
1958 && R->oldcursor.col < R->TermWin.ncol) {
1959 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1960 } 2107 }
1961 if (R->TermWin.focus || !showcursor)
1962 R->oldcursor.row = -1;
1963 else
1964 setoldcursor = 1;
1965 }
1966 } else if (!R->TermWin.focus)
1967 setoldcursor = 1;
1968 if (setoldcursor) {
1969 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1970 R->oldcursor.row = -1;
1971 else {
1972 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1973 R->oldcursor.col = R->screen.cur.col;
1974 } 2108 }
1975 } 2109 }
2110
2111 /* make sure no outline cursor is left around */
2112 setoldcursor = 0;
2113 if (ocrow != -1)
2114 {
2115 if (screen.cur.row - view_start != ocrow
2116 || screen.cur.col != oldcursor.col)
2117 {
2118 if (ocrow < nrow
2119 && oldcursor.col < ncol)
2120 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2121
2122 if (focus || !showcursor)
2123 oldcursor.row = -1;
2124 else
2125 setoldcursor = 1;
2126 }
1976 } 2127 }
2128 else if (!focus)
2129 setoldcursor = 1;
2130
2131 if (setoldcursor)
2132 {
2133 if (screen.cur.row - view_start >= nrow)
2134 oldcursor.row = -1;
2135 else
2136 {
2137 oldcursor.row = screen.cur.row - view_start;
2138 oldcursor.col = screen.cur.col;
2139 }
2140 }
2141 }
1977 2142
1978#ifndef NO_SLOW_LINK_SUPPORT 2143#ifndef NO_SLOW_LINK_SUPPORT
1979/* 2144 /*
1980 * D: CopyArea pass - very useful for slower links 2145 * D: CopyArea pass - very useful for slower links
1981 * This has been deliberately kept simple. 2146 * This has been deliberately kept simple.
1982 */ 2147 */
1983 i = R->num_scr; 2148 if (!display->is_local
1984 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2149 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
1985 && abs(i) < R->TermWin.nrow && !must_clear) 2150 && abs (num_scr) < nrow && !have_bg)
1986 { 2151 {
1987 int16_t nits; 2152 int16_t nits;
1988 int j; 2153 int i = num_scr;
1989 rend_t *drp2; 2154 int j;
1990 text_t *dtp2; 2155 int len, wlen;
1991 int len, wlen; 2156 dLocal (int, num_scr);
1992 2157
1993 j = R->TermWin.nrow; 2158 j = nrow;
1994 wlen = len = -1; 2159 wlen = len = -1;
1995 row = i > 0 ? 0 : j - 1; 2160 row = i > 0 ? 0 : j - 1;
2161
1996 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2162 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
1997 { 2163 {
1998 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2164 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
1999 { 2165 {
2000 stp = R->screen.text[row + row_offset]; 2166 line_t s = ROW(view_start + row);
2001 srp = R->screen.rend[row + row_offset];
2002 dtp = R->drawn_text[row]; 2167 line_t d = drawn_buf[row];
2003 dtp2 = R->drawn_text[row + i]; 2168 line_t d2 = drawn_buf[row + i];
2004 drp = R->drawn_rend[row];
2005 drp2 = R->drawn_rend[row + i];
2006 2169
2007 for (nits = 0, col = R->TermWin.ncol; col--; ) 2170 for (nits = 0, col = ncol; col--; )
2008 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2171 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2009 nits--; 2172 nits--;
2010 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2173 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2011 nits++; 2174 nits++;
2012 2175
2013 if (nits > 8) /* XXX: arbitrary choice */ 2176 if (nits > 8) /* XXX: arbitrary choice */
2177 {
2178 for (col = ncol; col--; )
2179 {
2180 *d.t++ = *d2.t++;
2181 *d.r++ = *d2.r++;
2182 }
2183
2184 if (len == -1)
2185 len = row;
2186
2187 wlen = row;
2188 continue;
2189 }
2190 }
2191
2192 if (len >= 0)
2193 {
2194 /* also comes here at end if needed because of >= above */
2195 if (wlen < len)
2196 ::swap (wlen, len);
2197
2198 XGCValues gcv;
2199
2200 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2201 XCopyArea (dpy, vt, vt,
2202 gc, 0, Row2Pixel (len + i),
2203 (unsigned int)this->width,
2204 (unsigned int)Height2Pixel (wlen - len + 1),
2205 0, Row2Pixel (len));
2206 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2207
2208 len = -1;
2209 }
2210 }
2211 }
2212#endif
2213
2214 /*
2215 * E: main pass across every character
2216 */
2217 for (row = 0; row < nrow; row++)
2218 {
2219 text_t *stp = ROW(view_start + row).t;
2220 rend_t *srp = ROW(view_start + row).r;
2221 text_t *dtp = drawn_buf[row].t;
2222 rend_t *drp = drawn_buf[row].r;
2223
2224 /*
2225 * E2: OK, now the real pass
2226 */
2227 int ypixel = (int)Row2Pixel (row);
2228
2229 for (col = 0; col < ncol; col++)
2230 {
2231 /* compare new text with old - if exactly the same then continue */
2232 if (stp[col] == dtp[col] /* Must match characters to skip. */
2233 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2234 || (stp[col] == ' ' /* space w/ no background change */
2235 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2236 continue;
2237
2238 // redraw one or more characters
2239
2240 // seek to the beginning of wide characters
2241 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2242 --col;
2243
2244 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2245 text_t *text = stp + col;
2246 int count = 1;
2247
2248 dtp[col] = stp[col];
2249 drp[col] = rend;
2250
2251 int xpixel = Col2Pixel (col);
2252
2253 for (i = 0; ++col < ncol; )
2254 {
2255 if (stp[col] == NOCHAR)
2256 {
2257 dtp[col] = stp[col];
2258 drp[col] = srp[col];
2259
2260 count++;
2261 i++;
2262
2263 continue;
2264 }
2265
2266 if (!RS_SAME (rend, srp[col]))
2267 break;
2268
2269 count++;
2270
2271 if (stp[col] != dtp[col]
2272 || !RS_SAME (srp[col], drp[col]))
2273 {
2274 if (have_bg && (i++ > count / 2))
2275 break;
2276
2277 dtp[col] = stp[col];
2278 drp[col] = rend;
2279 i = 0;
2280 }
2281 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2282 break;
2283 }
2284
2285 col--; /* went one too far. move back */
2286 count -= i; /* dump any matching trailing chars */
2287
2288 // sometimes we optimize away the trailing NOCHAR's, add them back
2289 while (ecb_unlikely (i && text[count] == NOCHAR))
2290 count++, i--;
2291
2292 /*
2293 * Determine the attributes for the string
2294 */
2295 int fore = fgcolor_of (rend); // desired foreground
2296 int back = bgcolor_of (rend); // desired background
2297
2298 // only do special processing if any attributes are set, which is unlikely
2299 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2300 {
2301 bool invert = rend & RS_RVid;
2302
2303#ifndef NO_BOLD_UNDERLINE_REVERSE
2304 if (rend & RS_Bold && fore == Color_fg)
2305 {
2306 if (ISSET_PIXCOLOR (Color_BD))
2307 fore = Color_BD;
2308# if !ENABLE_STYLES
2309 else
2310 invert = !invert;
2311# endif
2312 }
2313
2314 if (rend & RS_Italic && fore == Color_fg)
2315 {
2316 if (ISSET_PIXCOLOR (Color_IT))
2317 fore = Color_IT;
2318# if !ENABLE_STYLES
2319 else
2320 invert = !invert;
2321# endif
2322 }
2323
2324 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2325 fore = Color_UL;
2326#endif
2327
2328#ifdef OPTION_HC
2329 if (rend & RS_Sel)
2330 {
2331 /* invert the column if no highlightColor is set or it is the
2332 * current cursor column */
2333 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2334 && ISSET_PIXCOLOR (Color_HC))
2335 {
2336 if (ISSET_PIXCOLOR (Color_HTC))
2337 fore = Color_HTC;
2338 // if invert is 0 reverse video is set so we use bg color as fg color
2339 else if (!invert)
2340 fore = back;
2341
2342 back = Color_HC;
2343 invert = 0;
2344 }
2345 }
2346#endif
2347
2348 if (invert)
2349 {
2350 ::swap (fore, back);
2351
2352#ifndef NO_BOLD_UNDERLINE_REVERSE
2353 if (fore == back)
2354 {
2355 fore = Color_bg;
2356 back = Color_fg;
2357 }
2358#endif
2359 }
2360
2361#ifdef TEXT_BLINK
2362 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2363 {
2364 if (!text_blink_ev.is_active ())
2365 {
2366 text_blink_ev.again ();
2367 hidden_text = 0;
2368 }
2369 else if (hidden_text)
2370 fore = back;
2371 }
2372#endif
2373
2374#if ENABLE_STYLES
2375 // "careful" (too wide) character handling
2376
2377 // include previous careful character(s) if possible, looks nicer (best effort...)
2378 while (text > stp
2379 && srp[text - stp - 1] & RS_Careful
2380 && RS_SAME (rend, srp[text - stp - 1]))
2381 text--, count++, xpixel -= fwidth;
2382
2383 // force redraw after "careful" characters to avoid pixel droppings
2384 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2385 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2386
2387 // force redraw before "careful" characters to avoid pixel droppings
2388 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2389 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2390#endif
2391 }
2392
2393 /*
2394 * Actually do the drawing of the string here
2395 */
2396 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2397
2398 if (ecb_likely (have_bg && back == Color_bg))
2399 {
2400 // this is very ugly, maybe push it into ->draw?
2401
2402 for (i = 0; i < count; i++) /* don't draw empty strings */
2403 if (text[i] != ' ')
2014 { 2404 {
2015 for (col = R->TermWin.ncol; col--; ) 2405 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2016 { 2406 goto did_clear;
2017 *dtp++ = *dtp2++;
2018 *drp++ = *drp2++;
2019 }
2020
2021 if (len == -1)
2022 len = row;
2023
2024 wlen = row;
2025 continue;
2026 } 2407 }
2408
2409 CLEAR_CHARS (xpixel, ypixel, count);
2410 did_clear: ;
2027 } 2411 }
2412 else
2413 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2028 2414
2029 if (len != -1) 2415 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2030 { 2416 {
2031 /* also comes here at end if needed because of >= above */ 2417#if ENABLE_FRILLS
2032 if (wlen < len) 2418 if (ISSET_PIXCOLOR (Color_underline))
2033 SWAP_IT(wlen, len, int); 2419 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2034 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2035 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2036 R->TermWin.gc, 0, Row2Pixel(len + i),
2037 (unsigned int)TermWin_TotalWidth(),
2038 (unsigned int)Height2Pixel(wlen - len + 1),
2039 0, Row2Pixel(len));
2040 len = -1;
2041 }
2042 }
2043 }
2044#endif
2045
2046/*
2047 * E: main pass across every character
2048 */
2049 for (row = 0; row < R->TermWin.nrow; row++)
2050 {
2051 stp = R->screen.text[row + row_offset];
2052 srp = R->screen.rend[row + row_offset];
2053 dtp = R->drawn_text[row];
2054 drp = R->drawn_rend[row];
2055
2056/*
2057 * E2: OK, now the real pass
2058 */
2059 int ypixel = (int)Row2Pixel(row);
2060
2061 for (col = 0; col < R->TermWin.ncol; col++)
2062 {
2063 /* compare new text with old - if exactly the same then continue */
2064 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2065
2066 if (stp[col] == dtp[col] /* Must match characters to skip. */
2067 && (rend == drp[col] /* Either rendition the same or */
2068 || (stp[col] == ' ' /* space w/ no background change */
2069 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2070 continue;
2071
2072 text_t *text = stp + col;
2073 int count = 1;
2074
2075 /* redraw one or more characters */
2076
2077 dtp[col] = stp[col];
2078 drp[col] = rend;
2079
2080 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2081 continue;
2082
2083 int xpixel = Col2Pixel(col);
2084
2085 // this loop looks very messy, it can probably be optimized
2086 // and cleaned a bit by you?
2087 for (i = 0; ++col < R->TermWin.ncol; )
2088 {
2089 if (stp[col] == NOCHAR)
2090 {
2091 dtp[col] = stp[col];
2092 drp[col] = rend;
2093 count++;
2094
2095 if (i) // only possible skip if char unchanged
2096 i++;
2097
2098 continue;
2099 }
2100
2101 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2102 break;
2103
2104 count++;
2105
2106 if (stp[col] != dtp[col]
2107 || srp[col] != drp[col])
2108 {
2109 if (must_clear && (i++ > (count / 2)))
2110 break;
2111
2112 dtp[col] = stp[col];
2113 drp[col] = rend;
2114 i = 0;
2115 }
2116 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2117 break;
2118 }
2119
2120 col--; /* went one too far. move back */
2121 count -= i; /* dump any matching trailing chars */
2122
2123/*
2124 * Determine the attributes for the string
2125 */
2126 int fid = GET_FONT(rend);
2127 fore = GET_FGCOLOR(rend);
2128 back = GET_BGCOLOR(rend);
2129 rend = GET_ATTR(rend);
2130
2131 rvid = (rend & RS_RVid) ? 1 : 0;
2132#ifdef OPTION_HC
2133 if (!rvid && (rend & RS_Blink))
2134 {
2135 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2136 back = Color_HC;
2137 else 2420 else
2138 rvid = !rvid; /* fall back */ 2421#endif
2422 XSetForeground (dpy, gc, pix_colors[fore]);
2423
2424 XDrawLine (dpy, vt, gc,
2425 xpixel, ypixel + font->ascent + 1,
2426 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2139 } 2427 }
2140#endif 2428 } /* for (col....) */
2141 if (rvid) 2429 } /* for (row....) */
2430
2431 /*
2432 * G: cleanup cursor and display outline cursor if necessary
2433 */
2434 if (showcursor)
2435 {
2436 if (focus)
2437 {
2438 if (option (Opt_cursorUnderline))
2439 *crp ^= RS_Uline;
2440 else
2142 { 2441 {
2143 SWAP_IT(fore, back, int); 2442 *crp ^= RS_RVid;
2144
2145#ifndef NO_BOLD_UNDERLINE_REVERSE
2146 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2147# ifndef NO_CURSORCOLOR 2443#ifndef NO_CURSORCOLOR
2444 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2445#endif
2446 }
2447 }
2448 else if (oldcursor.row >= 0)
2449 {
2450 int cursorwidth = 1;
2451 int col = oldcursor.col;
2452
2453 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2454 col--;
2455
2456 while (col + cursorwidth < ncol
2457 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2458 cursorwidth++;
2459
2460#ifndef NO_CURSORCOLOR
2148 && !ISSET_PIXCOLOR(R, Color_cursor) 2461 if (ISSET_PIXCOLOR (Color_cursor))
2462 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2463 else
2464#endif
2465 XSetForeground (dpy, gc, pix_colors[ccol1]);
2466
2467 XDrawRectangle (dpy, vt, gc,
2468 Col2Pixel (col),
2469 Row2Pixel (oldcursor.row),
2470 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2471 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2472 }
2473 }
2474
2475 /*
2476 * H: cleanup selection
2477 */
2478#if ENABLE_OVERLAY
2479 scr_swap_overlay ();
2480#endif
2481 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2482
2483 scr_reverse_selection ();
2484
2485 screen.flags = old_screen_flags;
2486 num_scr = 0;
2487 num_scr_allow = 1;
2488}
2489
2490void
2491rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2492{
2493 if (!l.t)
2494 return;
2495
2496 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2497
2498 for (int i = ncol; i--; )
2499 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2500}
2501
2502void
2503rxvt_term::scr_remap_chars () NOTHROW
2504{
2505 for (int i = total_rows; i--; )
2506 scr_remap_chars (row_buf [i]);
2507
2508 for (int i = nrow; i--; )
2509 {
2510 scr_remap_chars (drawn_buf [i]);
2511 scr_remap_chars (swap_buf [i]);
2512 }
2513}
2514
2515void
2516rxvt_term::scr_recolour (bool refresh) NOTHROW
2517{
2518 bool transparent = false;
2519
2520#ifdef HAVE_BG_PIXMAP
2521 if (bg_pixmap != None)
2522 {
2523# ifdef ENABLE_TRANSPARENCY
2524 if (bg_flags & BG_IS_TRANSPARENT)
2525 {
2526 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2527 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2528
2529 transparent = true;
2530 }
2531 else
2149# endif 2532# endif
2150 )
2151 back = Color_RV;
2152#endif
2153 }
2154#ifndef NO_BOLD_UNDERLINE_REVERSE
2155 else if (rend & RS_Bold)
2156 { 2533 {
2157 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD)) 2534 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2158 { 2535 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2159 fore = Color_BD; 2536 }
2160# ifndef VERYBOLD 2537 }
2161 rend &= ~RS_Bold; /* we've taken care of it */ 2538 else
2162# endif 2539#endif
2163 }
2164 }
2165 else if (rend & RS_Uline)
2166 {
2167 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2168 {
2169 fore = Color_UL;
2170 rend &= ~RS_Uline; /* we've taken care of it */
2171 }
2172 }
2173#endif
2174
2175/*
2176 * Actually do the drawing of the string here
2177 */
2178 rxvt_font *font = (*R->TermWin.fontset)[fid];
2179
2180 if (back == Color_bg)
2181 {
2182 if (must_clear)
2183 {
2184 for (i = 0; i < count; i++) /* don't draw empty strings */
2185 if (text[i] != ' ')
2186 {
2187 font->draw (xpixel, ypixel, text, count, fore, -1);
2188 goto nodraw;
2189 }
2190
2191 CLEAR_CHARS(xpixel, ypixel, count);
2192nodraw: ;
2193 }
2194 else
2195 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2196 }
2197 else
2198 font->draw (xpixel, ypixel, text, count, fore, back);
2199
2200 if ((rend & RS_Uline) && (font->descent > 1))
2201 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2202 xpixel, ypixel + font->ascent + 1,
2203 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2204 } /* for (col....) */
2205 } /* for (row....) */
2206
2207/*
2208 * G: cleanup cursor and display outline cursor if necessary
2209 */
2210 if (showcursor) {
2211 if (R->TermWin.focus) {
2212 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2213 [R->screen.cur.col]);
2214 *srp ^= RS_RVid;
2215#ifndef NO_CURSORCOLOR
2216 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2217#endif
2218 } else if (R->oldcursor.row >= 0) {
2219#ifndef NO_CURSORCOLOR
2220 unsigned long gcmask; /* Graphics Context mask */
2221
2222 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) {
2223 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2224 }
2225#endif
2226 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2227 Col2Pixel(R->oldcursor.col),
2228 Row2Pixel(R->oldcursor.row),
2229 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2230 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2231 }
2232 } 2540 {
2233/* 2541 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2234 * H: cleanup selection 2542 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2235 */ 2543 }
2236 rxvt_scr_reverse_selection(aR);
2237 2544
2238/* 2545 XClearWindow (dpy, parent);
2239 * I: other general cleanup
2240 */
2241 if (clearfirst && R->TermWin.int_bwidth)
2242 /*
2243 * clear the whole screen height, note that width == 0 is treated
2244 * specially by XClearArea
2245 */
2246 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2247 (unsigned int)R->TermWin.int_bwidth,
2248 (unsigned int)TermWin_TotalHeight(), False);
2249 if (clearlast && R->TermWin.int_bwidth)
2250 /*
2251 * clear the whole screen height, note that width == 0 is treated
2252 * specially by XClearArea
2253 */
2254 XClearArea(R->Xdisplay, R->TermWin.vt,
2255 R->TermWin.width + R->TermWin.int_bwidth, 0,
2256 (unsigned int)R->TermWin.int_bwidth,
2257 (unsigned int)TermWin_TotalHeight(), False);
2258 if (refresh_type & SMOOTH_REFRESH)
2259 XSync(R->Xdisplay, False);
2260 2546
2261 R->num_scr = 0; 2547 if (scrollBar.win)
2262 R->num_scr_allow = 1; 2548 {
2263 R->want_refresh = 0; /* screen is current */ 2549 if (transparent)
2264} 2550 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2265/* ------------------------------------------------------------------------- */
2266
2267/* EXTPROTO */
2268void
2269rxvt_scr_clear(pR)
2270{
2271 if (!R->TermWin.mapped)
2272 return;
2273 R->num_scr_allow = 0;
2274 R->want_refresh = 1;
2275#ifdef TRANSPARENT
2276 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2277 int i;
2278
2279 if (!(R->Options & Opt_transparent_all))
2280 i = 0;
2281 else 2551 else
2282 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2552 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2283 for (; i--;) 2553 scrollBar.state = STATE_IDLE;
2284 if (R->TermWin.parent[i] != None) 2554 scrollBar.show (0);
2285 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2555 }
2556
2557 if (refresh)
2286 } 2558 {
2287#endif 2559 scr_clear ();
2288 XClearWindow(R->Xdisplay, R->TermWin.vt); 2560 scr_touch (true);
2561 }
2562 want_refresh = 1;
2289} 2563}
2290 2564
2291/* ------------------------------------------------------------------------- */ 2565/* ------------------------------------------------------------------------- */
2292/* INTPROTO */
2293void 2566void
2567rxvt_term::scr_clear (bool really) NOTHROW
2568{
2569 if (!mapped)
2570 return;
2571
2572 num_scr_allow = 0;
2573 want_refresh = 1;
2574
2575 if (really)
2576 XClearWindow (dpy, vt);
2577}
2578
2579void
2580rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2581{
2582 int view_end = view_start + nrow;
2583 int row, col;
2584
2585 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2586 {
2587 text_t *stp = ROW(row).t;
2588 rend_t *srp = ROW(row).r;
2589
2590 for (col = beg_col; col < end_col; col++)
2591 srp[col] ^= rstyle1;
2592
2593 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2594 srp[col] ^= rstyle2;
2595
2596 if (++col < end_col)
2597 srp[col] ^= rstyle2;
2598 }
2599}
2600
2601void
2602rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2603{
2604 int view_end = view_start + nrow;
2605 int row, col;
2606
2607 if (beg_row >= view_start)
2608 {
2609 col = beg_col;
2610 row = beg_row;
2611 }
2612 else
2613 {
2614 col = 0;
2615 row = view_start;
2616 }
2617
2618 for (; row < min (end_row, view_end); row++, col = 0)
2619 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2620 srp[col] ^= rstyle;
2621
2622 if (row == end_row)
2623 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2624 srp[col] ^= rstyle;
2625}
2626
2627/* ------------------------------------------------------------------------- */
2628void
2294rxvt_scr_reverse_selection(pR) 2629rxvt_term::scr_reverse_selection () NOTHROW
2295{ 2630{
2296 int i, col, row, end_row; 2631 if (selection.op
2297 rend_t *srp; 2632 && current_screen == selection.screen
2298 2633 && selection.end.row >= view_start)
2299 if (R->selection.op && R->current_screen == R->selection.screen) { 2634 {
2300 end_row = R->TermWin.saveLines - R->TermWin.view_start; 2635#if !ENABLE_MINIMAL
2301 i = R->selection.beg.row + R->TermWin.saveLines; 2636 if (selection.rect)
2302 row = R->selection.end.row + R->TermWin.saveLines; 2637 scr_xor_rect (selection.beg.row, selection.beg.col,
2303 if (i >= end_row) 2638 selection.end.row, selection.end.col,
2304 col = R->selection.beg.col; 2639 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2305 else { 2640 else
2306 col = 0;
2307 i = end_row;
2308 }
2309 end_row += R->TermWin.nrow;
2310 for (; i < row && i < end_row; i++, col = 0)
2311 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2312#ifndef OPTION_HC
2313 srp[col] ^= RS_RVid;
2314#else
2315 srp[col] ^= RS_Blink;
2316#endif 2641#endif
2317 if (i == row && i < end_row) 2642 scr_xor_span (selection.beg.row, selection.beg.col,
2318 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2643 selection.end.row, selection.end.col,
2319#ifndef OPTION_HC 2644 RS_Sel | RS_RVid);
2320 srp[col] ^= RS_RVid;
2321#else
2322 srp[col] ^= RS_Blink;
2323#endif
2324 } 2645 }
2325} 2646}
2326 2647
2327/* ------------------------------------------------------------------------- */ 2648/* ------------------------------------------------------------------------- */
2328/* 2649/*
2329 * Dump the whole scrollback and screen to the passed filedescriptor. The 2650 * Dump the whole scrollback and screen to the passed filedescriptor. The
2330 * invoking routine must close the fd. 2651 * invoking routine must close the fd.
2331 */ 2652 */
2332#if 0 2653#if 0
2333/* EXTPROTO */
2334void 2654void
2335rxvt_scr_dump(pR_ int fd) 2655rxvt_term::scr_dump (int fd) NOTHROW
2336{ 2656{
2337 int row, wrote; 2657 int row, wrote;
2338 unsigned int width, towrite; 2658 unsigned int width, towrite;
2339 char r1[] = "\n"; 2659 const char r1[] = "\n";
2340 2660
2341 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2661 for (row = saveLines + top_row;
2342 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2662 row < saveLines + nrow - 1; row++)
2343 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2663 {
2344 : R->TermWin.ncol; 2664 width = row_buf[row].l >= 0 ? row_buf[row].l
2665 : ncol;
2345 for (towrite = width; towrite; towrite -= wrote) { 2666 for (towrite = width; towrite; towrite -= wrote)
2667 {
2346 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2668 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2347 towrite); 2669 towrite);
2348 if (wrote < 0) 2670 if (wrote < 0)
2349 return; /* XXX: death, no report */ 2671 return; /* XXX: death, no report */
2350 } 2672 }
2351 if (R->screen.tlen[row] >= 0) 2673 if (row_buf[row].l >= 0)
2352 if (write(fd, r1, 1) <= 0) 2674 if (write (fd, r1, 1) <= 0)
2353 return; /* XXX: death, no report */ 2675 return; /* XXX: death, no report */
2354 } 2676 }
2355} 2677}
2356#endif 2678#endif
2357 2679
2358/* ------------------------------------------------------------------------- * 2680/* ------------------------------------------------------------------------- *
2359 * CHARACTER SELECTION * 2681 * CHARACTER SELECTION *
2360 * ------------------------------------------------------------------------- */ 2682 * ------------------------------------------------------------------------- */
2361
2362/*
2363 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2364 */
2365/* EXTPROTO */
2366void 2683void
2367rxvt_selection_check(pR_ int check_more) 2684rxvt_term::selection_check (int check_more) NOTHROW
2368{ 2685{
2369 row_col_t pos; 2686 row_col_t pos;
2370 2687
2371 if (!R->selection.op) 2688 if (!selection.op)
2372 return; 2689 return;
2373 2690
2374 pos.row = pos.col = 0; 2691 pos.row = pos.col = 0;
2375 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2692 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2376 || (R->selection.beg.row >= R->TermWin.nrow) 2693 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2377 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2694 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2378 || (R->selection.mark.row >= R->TermWin.nrow)
2379 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2380 || (R->selection.end.row >= R->TermWin.nrow)
2381 || (check_more == 1 2695 || (check_more == 1
2382 && R->current_screen == R->selection.screen 2696 && current_screen == selection.screen
2383 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2697 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2384 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2698 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2385 || (check_more == 2 2699 || (check_more == 2
2386 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2700 && ROWCOL_IS_BEFORE (selection.beg, pos)
2387 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2701 && ROWCOL_IS_AFTER (selection.end, pos))
2388 || (check_more == 3 2702 || (check_more == 3
2389 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2703 && ROWCOL_IS_AFTER (selection.end, pos))
2390 || (check_more == 4 /* screen width change */ 2704 || (check_more == 4 /* screen width change */
2391 && (R->selection.beg.row != R->selection.end.row 2705 && (selection.beg.row != selection.end.row
2392 || R->selection.end.col > R->TermWin.ncol))) 2706 || selection.end.col > ncol)))
2393 CLEAR_SELECTION(R); 2707 CLEAR_SELECTION ();
2394} 2708}
2395 2709
2396/* ------------------------------------------------------------------------- */ 2710/* ------------------------------------------------------------------------- */
2397/* 2711/*
2398 * Paste a selection direct to the command fd 2712 * Paste a selection direct to the command fd
2399 */ 2713 */
2400void 2714void
2401rxvt_term::paste (const unsigned char *data, unsigned int len) 2715rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2402{ 2716{
2403 unsigned int i, j, n;
2404 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2405
2406 /* convert normal newline chars into common keyboard Return key sequence */ 2717 /* convert normal newline chars into common keyboard Return key sequence */
2407 for (i = 0; i < len; i += PROP_SIZE) 2718 for (unsigned int i = 0; i < len; i++)
2408 { 2719 if (data[i] == C0_LF)
2409 n = min (len - i, PROP_SIZE); 2720 data[i] = C0_CR;
2410 MEMCPY (ds, data + i, n);
2411 2721
2412 for (j = 0; j < n; j++) 2722 if (priv_modes & PrivMode_BracketPaste)
2413 if (ds[j] == '\n') 2723 tt_printf ("\e[200~");
2414 ds[j] = '\r';
2415 2724
2416 tt_write (ds, (int)n); 2725 tt_write (data, len);
2417 }
2418 2726
2419 free(ds); 2727 if (priv_modes & PrivMode_BracketPaste)
2728 tt_printf ("\e[201~");
2420} 2729}
2421 2730
2422/* ------------------------------------------------------------------------- */ 2731void
2423/* 2732rxvt_term::paste (char *data, unsigned int len) NOTHROW
2424 * Respond to a notification that a primary selection has been sent
2425 * EXT: SelectionNotify
2426 */
2427/* EXTPROTO */
2428int
2429rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2430{ 2733{
2431 long nread = 0; 2734 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2432 unsigned long bytes_after;
2433 XTextProperty ct;
2434 int dummy_count;
2435 char **cl;
2436
2437 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2438
2439 if (prop == None) /* check for failed XConvertSelection */
2440 {
2441 if ((R->selection_type & Sel_CompoundText))
2442 {
2443 int selnum = R->selection_type & Sel_whereMask;
2444
2445 R->selection_type = 0;
2446 if (selnum != Sel_direct)
2447 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2448 }
2449
2450 return 0; 2735 return;
2451 }
2452 2736
2453 for (;;) 2737 tt_paste (data, len);
2454 {
2455 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2456 (long)(PROP_SIZE / 4), delete_prop,
2457 AnyPropertyType, &ct.encoding, &ct.format,
2458 &ct.nitems, &bytes_after,
2459 &ct.value) != Success)
2460 break;
2461
2462 if (ct.encoding == 0)
2463 {
2464 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2465 break;
2466 }
2467
2468 if (ct.value == NULL)
2469 {
2470 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2471 continue;
2472 }
2473
2474 if (ct.nitems == 0)
2475 {
2476 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2477 if (R->selection_wait == Sel_normal && nread == 0)
2478 {
2479 /*
2480 * pass through again trying CUT_BUFFER0 if we've come from
2481 * XConvertSelection() but nothing was presented
2482 */
2483 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2484 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False);
2485 }
2486
2487 nread = -1; /* discount any previous stuff */
2488 break;
2489 }
2490
2491 nread += ct.nitems;
2492 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2493 &dummy_count) == Success && cl)
2494 {
2495 R->paste ((unsigned char *)cl[0], STRLEN (cl[0]));
2496 XFreeStringList (cl);
2497 }
2498 else
2499 R->paste (ct.value, ct.nitems);
2500
2501 if (bytes_after == 0)
2502 break;
2503
2504 XFree (ct.value);
2505 }
2506
2507 if (ct.value)
2508 XFree (ct.value);
2509
2510 if (R->selection_wait == Sel_normal)
2511 R->selection_wait = Sel_none;
2512
2513 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2514 return (int)nread;
2515} 2738}
2516 2739
2517void
2518rxvt_term::incr_cb (time_watcher &w)
2519{
2520 w.stop ();
2521 selection_wait = Sel_none;
2522
2523 rxvt_print_error("data loss: timeout on INCR selection paste");
2524}
2525
2526/*
2527 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2528 */
2529/* EXTPROTO */
2530void
2531rxvt_selection_property(pR_ Window win, Atom prop)
2532{
2533 int reget_time = 0;
2534
2535 if (prop == None)
2536 return;
2537 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2538 if (R->selection_wait == Sel_normal) {
2539 int a, afmt;
2540 Atom atype;
2541 unsigned long bytes_after, nitems;
2542 unsigned char *s = NULL;
2543
2544 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2545 R->xa[XA_INCR], &atype, &afmt, &nitems,
2546 &bytes_after, &s);
2547 if (s)
2548 XFree(s);
2549 if (a != Success)
2550 return;
2551#ifndef __CYGWIN32__
2552 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2553 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2554 XDeleteProperty(R->Xdisplay, win, prop);
2555 XFlush(R->Xdisplay);
2556 reget_time = 1;
2557 R->selection_wait = Sel_incr;
2558 }
2559#endif
2560 } else if (R->selection_wait == Sel_incr) {
2561 reget_time = 1;
2562 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2563 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2564 R->selection_wait = Sel_none;
2565 R->incr_ev.stop ();
2566 }
2567 }
2568 if (reget_time) /* received more data so reget time */
2569 R->incr_ev.start (NOW + 10);
2570}
2571/* ------------------------------------------------------------------------- */ 2740/* ------------------------------------------------------------------------- */
2572/* 2741/*
2573 * Request the current selection: 2742 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2574 * Order: > internal selection if available 2743 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2575 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2744 * as fallback
2576 * > CUT_BUFFER0
2577 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2578 * will auto fallback to CUT_BUFFER0
2579 * EXT: button 2 release 2745 * EXT: button 2 release
2580 */ 2746 */
2581/* EXTPROTO */
2582void 2747void
2583rxvt_selection_request(pR_ Time tm, int x, int y) 2748rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2584{ 2749{
2585 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2750 if (!selection_req)
2586 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2587 return; /* outside window */
2588
2589 if (R->selection.text != NULL) { /* internal selection */
2590 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2591 R->paste (R->selection.text, R->selection.len);
2592 return;
2593 } else {
2594 int i;
2595
2596 R->selection_request_time = tm;
2597 R->selection_wait = Sel_normal;
2598 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2599 R->selection_type = Sel_CompoundText;
2600 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i))
2601 return;
2602 }
2603 } 2751 {
2604 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2752 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2605 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2753 selection_req->run ();
2606 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2607}
2608
2609/* INTPROTO */
2610int
2611rxvt_selection_request_other(pR_ Atom target, int selnum)
2612{
2613 Atom sel;
2614#ifdef DEBUG_SELECT
2615 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2616#endif
2617
2618 R->selection_type |= selnum;
2619 if (selnum == Sel_Primary)
2620 sel = XA_PRIMARY;
2621 else if (selnum == Sel_Secondary)
2622 sel = XA_SECONDARY;
2623 else
2624 sel = R->xa[XA_CLIPBOARD];
2625 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2626 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2627 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2628 R->TermWin.vt, R->selection_request_time);
2629 return 1;
2630 } 2754 }
2631 return 0;
2632} 2755}
2633 2756
2634/* ------------------------------------------------------------------------- */ 2757/* ------------------------------------------------------------------------- */
2635/* 2758/*
2636 * Clear all selected text 2759 * Clear all selected text
2637 * EXT: SelectionClear 2760 * EXT: SelectionClear
2638 */ 2761 */
2639/* EXTPROTO */
2640void 2762void
2641rxvt_selection_clear(pR) 2763rxvt_term::selection_clear (bool clipboard) NOTHROW
2642{ 2764{
2643 D_SELECT((stderr, "rxvt_selection_clear()")); 2765 if (!clipboard)
2644 2766 {
2645 R->want_refresh = 1; 2767 want_refresh = 1;
2646 if (R->selection.text)
2647 free(R->selection.text); 2768 free (selection.text);
2648 R->selection.text = NULL; 2769 selection.text = NULL;
2649 R->selection.len = 0; 2770 selection.len = 0;
2650 CLEAR_SELECTION(R); 2771 CLEAR_SELECTION ();
2772
2773 if (display->selection_owner == this)
2774 display->selection_owner = 0;
2775 }
2776 else
2777 {
2778 free (selection.clip_text);
2779 selection.clip_text = NULL;
2780 selection.clip_len = 0;
2781
2782 if (display->clipboard_owner == this)
2783 display->clipboard_owner = 0;
2784 }
2651} 2785}
2652 2786
2653/* ------------------------------------------------------------------------- */ 2787/* ------------------------------------------------------------------------- */
2654/* 2788/*
2655 * Copy a selection into the cut buffer 2789 * Copy a selection into the cut buffer
2656 * EXT: button 1 or 3 release 2790 * EXT: button 1 or 3 release
2657 */ 2791 */
2658/* EXTPROTO */
2659void 2792void
2660rxvt_selection_make(pR_ Time tm) 2793rxvt_term::selection_make (Time tm)
2661{ 2794{
2662 int i, col, end_col, row, end_row; 2795 int size;
2663 unsigned char *new_selection_text; 2796 wchar_t *new_selection_text;
2664 char *str; 2797 text_t *t;
2665 text_t *t;
2666#ifdef ACS_ASCII
2667 rend_t *re;
2668#endif
2669 2798
2670 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2671 switch (R->selection.op) { 2799 switch (selection.op)
2800 {
2672 case SELECTION_CONT: 2801 case SELECTION_CONT:
2673 break; 2802 break;
2674 case SELECTION_INIT: 2803 case SELECTION_INIT:
2675 CLEAR_SELECTION(R); 2804 CLEAR_SELECTION ();
2676 /* FALLTHROUGH */ 2805 /* FALLTHROUGH */
2677 case SELECTION_BEGIN: 2806 case SELECTION_BEGIN:
2678 R->selection.op = SELECTION_DONE; 2807 selection.op = SELECTION_DONE;
2679 /* FALLTHROUGH */ 2808 /* FALLTHROUGH */
2680 default: 2809 default:
2681 return; 2810 return;
2682 } 2811 }
2812
2683 R->selection.op = SELECTION_DONE; 2813 selection.op = SELECTION_DONE;
2684 2814
2685 if (R->selection.clicks == 4) 2815 if (selection.clicks == 4)
2686 return; /* nothing selected, go away */ 2816 return; /* nothing selected, go away */
2687 2817
2818 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2819 return;
2820
2688 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2821 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2689 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2822 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2690 2823
2691 new_selection_text = (unsigned char *)str; 2824 int ofs = 0;
2825 int extra = 0;
2692 2826
2693 col = R->selection.beg.col; 2827 int col = selection.beg.col;
2694 MAX_IT(col, 0); 2828 int row = selection.beg.row;
2695 row = R->selection.beg.row + R->TermWin.saveLines;
2696 end_row = R->selection.end.row + R->TermWin.saveLines;
2697 2829
2830 int end_col;
2831
2698 for (; row <= end_row; row++, col = 0) 2832 for (; row <= selection.end.row; row++, col = 0)
2833 {
2834#if !ENABLE_MINIMAL
2835 if (selection.rect)
2699 { 2836 {
2700 t = &(R->screen.text[row][col]); 2837 col = selection.beg.col;
2701
2702 end_col = R->screen.tlen[row];
2703
2704 if (end_col == -1)
2705 end_col = R->TermWin.ncol; 2838 end_col = selection.end.col;
2839 }
2840 else
2841#endif
2842 end_col = ROW(row).l;
2706 2843
2844 col = max (col, 0);
2845
2707 if (row == end_row) 2846 if (row == selection.end.row)
2708 MIN_IT (end_col, R->selection.end.col); 2847 min_it (end_col, selection.end.col);
2709 2848
2849 t = ROW(row).t + col;
2850
2710 for (; col < end_col; col++) 2851 for (; col < end_col; col++)
2852 {
2711 if (*t == NOCHAR) 2853 if (*t == NOCHAR)
2712 t++; 2854 t++;
2855#if ENABLE_COMBINING
2856 else if (IS_COMPOSE (*t))
2857 {
2858 int len = rxvt_composite.expand (*t, 0);
2859
2860 extra -= (len - 1);
2861
2862 if (extra < 0)
2863 {
2864 extra += size;
2865 size += size;
2866 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2867 }
2868
2869 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2870 }
2871#endif
2713 else 2872 else
2714 { 2873 new_selection_text[ofs++] = *t++;
2715 int len = wctomb (str, *t++);
2716 if (len > 0)
2717 str += len;
2718 }
2719
2720 if (R->screen.tlen[row] != -1 && row != end_row)
2721 *str++ = '\n';
2722 } 2874 }
2723 2875
2724#ifndef NO_OLD_SELECTION 2876#if !ENABLE_MINIMAL
2725 if (R->selection_style == OLD_SELECT) 2877 if (selection.rect)
2726 if (end_col == R->TermWin.ncol)
2727 *str++ = '\n';
2728#endif
2729#ifndef NO_NEW_SELECTION
2730 if (R->selection_style != OLD_SELECT)
2731 if (end_col != R->selection.end.col)
2732 *str++ = '\n';
2733#endif
2734 *str = '\0';
2735
2736 i = str - (char *)new_selection_text;
2737 if (i == 0)
2738 { 2878 {
2879 while (ofs
2880 && new_selection_text[ofs - 1] != C0_LF
2881 && unicode::is_space (new_selection_text[ofs - 1]))
2882 --ofs;
2883
2884 new_selection_text[ofs++] = C0_LF;
2885 }
2886 else
2887#endif
2888 if (!ROW(row).is_longer ()
2889 && (row != selection.end.row || end_col != selection.end.col)
2890 && (row != selection.beg.row || selection.beg.col < ncol))
2891 new_selection_text[ofs++] = C0_LF;
2892 }
2893
2894 new_selection_text[ofs] = 0;
2895
2896 if (ofs == 0)
2897 {
2739 free (new_selection_text); 2898 free (new_selection_text);
2740 return; 2899 return;
2741 } 2900 }
2742 2901
2743 // due to MB_MAX_CUR, selection wastage is usually high
2744 if (str - (char *)new_selection_text > 1024)
2745 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2746
2747 R->selection.len = i;
2748 if (R->selection.text)
2749 free (R->selection.text); 2902 free (selection.text);
2750 2903
2751 R->selection.text = new_selection_text; 2904 // we usually allocate much more than necessary, so realloc it smaller again
2905 selection.len = ofs;
2906 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2752 2907
2753 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2908 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2754 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2909 return;
2755 rxvt_print_error("can't get primary selection"); 2910
2756 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2911 selection_grab (tm);
2757 PropModeReplace, R->selection.text, (int)R->selection.len); 2912}
2913
2914bool
2915rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2916{
2917 Atom sel;
2918
2919 if (!clipboard)
2920 {
2758 R->selection_time = tm; 2921 selection_time = tm;
2759 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2922 sel = XA_PRIMARY;
2923 }
2924 else
2925 {
2926 clipboard_time = tm;
2927 sel = xa[XA_CLIPBOARD];
2928 }
2929
2930 XSetSelectionOwner (dpy, sel, vt, tm);
2931 if (XGetSelectionOwner (dpy, sel) == vt)
2932 {
2933 display->set_selection_owner (this, clipboard);
2934 return true;
2935 }
2936 else
2937 {
2938 selection_clear (clipboard);
2939 return false;
2940 }
2941
2942#if 0
2943 XTextProperty ct;
2944
2945 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2946 {
2947 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2948 XFree (ct.value);
2949 }
2950#endif
2760} 2951}
2761 2952
2762/* ------------------------------------------------------------------------- */ 2953/* ------------------------------------------------------------------------- */
2763/* 2954/*
2764 * Mark or select text based upon number of clicks: 1, 2, or 3 2955 * Mark or select text based upon number of clicks: 1, 2, or 3
2765 * EXT: button 1 press 2956 * EXT: button 1 press
2766 */ 2957 */
2767/* EXTPROTO */
2768void 2958void
2769rxvt_selection_click(pR_ int clicks, int x, int y) 2959rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2770{ 2960{
2771 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2772
2773 clicks = ((clicks - 1) % 3) + 1; 2961 clicks = ((clicks - 1) % 3) + 1;
2774 R->selection.clicks = clicks; /* save clicks so extend will work */ 2962 selection.clicks = clicks; /* save clicks so extend will work */
2775 2963
2964 if (clicks == 2 && !selection.rect
2965 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2966 {
2967 MEvent.clicks = 1; // what a mess
2968 selection.screen = current_screen;
2969 selection.op = SELECTION_CONT;
2970 return;
2971 }
2972
2776 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2973 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2974
2777 if (clicks == 2 || clicks == 3) 2975 if (clicks == 2 || clicks == 3)
2778 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2976 selection_extend_colrow (selection.mark.col,
2779 R->selection.mark.row 2977 selection.mark.row - view_start,
2780 + R->TermWin.view_start,
2781 0, /* button 3 */ 2978 0, /* button 3 */
2782 1, /* button press */ 2979 1, /* button press */
2783 0); /* click change */ 2980 0); /* click change */
2784} 2981}
2785 2982
2786/* ------------------------------------------------------------------------- */ 2983/* ------------------------------------------------------------------------- */
2787/* 2984/*
2788 * Mark a selection at the specified col/row 2985 * Mark a selection at the specified col/row
2789 */ 2986 */
2790/* INTPROTO */
2791void 2987void
2792rxvt_selection_start_colrow(pR_ int col, int row) 2988rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2793{ 2989{
2794 R->want_refresh = 1; 2990 want_refresh = 1;
2991
2992 selection.mark.row = row + view_start;
2795 R->selection.mark.col = col; 2993 selection.mark.col = col;
2796 R->selection.mark.row = row - R->TermWin.view_start; 2994
2797 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2995 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2798 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2996 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2997
2998 while (selection.mark.col > 0
2999 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2799 MAX_IT(R->selection.mark.col, 0); 3000 --selection.mark.col;
2800 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2801 3001
2802 if (R->selection.op) { /* clear the old selection */ 3002 if (selection.op)
3003 {
3004 /* clear the old selection */
2803 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3005 selection.beg.row = selection.end.row = selection.mark.row;
2804 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3006 selection.beg.col = selection.end.col = selection.mark.col;
2805 } 3007 }
3008
2806 R->selection.op = SELECTION_INIT; 3009 selection.op = SELECTION_INIT;
2807 R->selection.screen = R->current_screen; 3010 selection.screen = current_screen;
2808} 3011}
2809 3012
2810/* ------------------------------------------------------------------------- */ 3013/* ------------------------------------------------------------------------- */
2811/* 3014/*
2812 * Word select: select text for 2 clicks 3015 * Word select: select text for 2 clicks
2813 * We now only find out the boundary in one direction 3016 * We now only find out the boundary in one direction
2814 */ 3017 */
2815 3018
2816/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3019/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2817#define DELIMIT_TEXT(x) \ 3020#define DELIMIT_TEXT(x) \
2818 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3021 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2819#define DELIMIT_REND(x) 1 3022#define DELIMIT_REND(x) 1
2820 3023
2821/* INTPROTO */
2822void 3024void
2823rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3025rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2824{ 3026{
2825 int col, row, dirnadd, tcol, trow, w1, w2; 3027 int col, row, dirnadd, tcol, trow, w1, w2;
2826 row_col_t bound; 3028 row_col_t bound;
2827 text_t *stp; 3029 text_t *stp;
2828 rend_t *srp; 3030 rend_t *srp;
2829 3031
2830 if (dirn == UP) { 3032 if (dirn == UP)
2831 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3033 {
3034 bound.row = top_row - 1;
2832 bound.col = 0; 3035 bound.col = 0;
2833 dirnadd = -1; 3036 dirnadd = -1;
2834 } else { 3037 }
2835 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3038 else
3039 {
3040 bound.row = nrow;
2836 bound.col = R->TermWin.ncol - 1; 3041 bound.col = ncol - 1;
2837 dirnadd = 1; 3042 dirnadd = 1;
2838 } 3043 }
2839 row = mark->row + R->TermWin.saveLines; 3044
3045 row = mark->row;
2840 col = mark->col; 3046 col = max (mark->col, 0);
2841 MAX_IT(col, 0); 3047
2842/* find the edge of a word */ 3048 /* find the edge of a word */
2843 stp = &(R->screen.text[row][col]); 3049 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2844 w1 = DELIMIT_TEXT(*stp); 3050 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2845 3051
2846 if (R->selection_style != NEW_SELECT) { 3052 for (;;)
2847 if (w1 == 1) { 3053 {
3054 for (; col != bound.col; col += dirnadd)
3055 {
2848 stp += dirnadd; 3056 stp += dirnadd;
2849 if (DELIMIT_TEXT(*stp) == 1)
2850 goto Old_Word_Selection_You_Die;
2851 col += dirnadd;
2852 }
2853 w1 = 0;
2854 }
2855 srp = (&R->screen.rend[row][col]);
2856 w2 = DELIMIT_REND(*srp);
2857
2858 for (;;) {
2859 for (; col != bound.col; col += dirnadd) {
2860 stp += dirnadd; 3057 srp += dirnadd;
3058
3059 if (*stp == NOCHAR)
3060 continue;
3061
2861 if (DELIMIT_TEXT(*stp) != w1) 3062 if (DELIMIT_TEXT (*stp) != w1)
3063 break;
3064 if (DELIMIT_REND (*srp) != w2)
3065 break;
3066 }
3067
3068 if ((col == bound.col) && (row != bound.row))
3069 {
3070 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3071 {
3072 trow = row + dirnadd;
3073 tcol = dirn == UP ? ncol - 1 : 0;
3074
3075 if (!ROW(trow).t)
2862 break; 3076 break;
2863 srp += dirnadd; 3077
2864 if (DELIMIT_REND(*srp) != w2) 3078 stp = ROW(trow).t + tcol;
3079 srp = ROW(trow).r + tcol;
3080
3081 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2865 break; 3082 break;
2866 } 3083
2867 if ((col == bound.col) && (row != bound.row)) {
2868 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2869 trow = row + dirnadd;
2870 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2871 if (R->screen.text[trow] == NULL)
2872 break;
2873 stp = &(R->screen.text[trow][tcol]);
2874 srp = &(R->screen.rend[trow][tcol]);
2875 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2876 break;
2877 row = trow; 3084 row = trow;
2878 col = tcol; 3085 col = tcol;
2879 continue; 3086 continue;
2880 } 3087 }
2881 } 3088 }
2882 break; 3089 break;
2883 } 3090 }
2884 Old_Word_Selection_You_Die:
2885 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));
2886 3091
2887 if (dirn == DN) 3092 if (dirn == DN)
2888 col++; /* put us on one past the end */ 3093 col++; /* put us on one past the end */
2889 3094
2890/* Poke the values back in */ 3095 /* Poke the values back in */
2891 ret->row = row - R->TermWin.saveLines; 3096 ret->row = row;
2892 ret->col = col; 3097 ret->col = col;
2893} 3098}
2894 3099
2895/* ------------------------------------------------------------------------- */ 3100/* ------------------------------------------------------------------------- */
2896/* 3101/*
2897 * Extend the selection to the specified x/y pixel location 3102 * Extend the selection to the specified x/y pixel location
2898 * EXT: button 3 press; button 1 or 3 drag 3103 * EXT: button 3 press; button 1 or 3 drag
2899 * flag == 0 ==> button 1 3104 * flag == 0 ==> button 1
2900 * flag == 1 ==> button 3 press 3105 * flag == 1 ==> button 3 press
2901 * flag == 2 ==> button 3 motion 3106 * flag == 2 ==> button 3 motion
2902 */ 3107 */
2903/* EXTPROTO */
2904void 3108void
2905rxvt_selection_extend(pR_ int x, int y, int flag) 3109rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2906{ 3110{
2907 int col, row; 3111 int col = clamp (Pixel2Col (x), 0, ncol);
3112 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2908 3113
2909 col = Pixel2Col(x); 3114 /*
2910 row = Pixel2Row(y);
2911 MAX_IT(row, 0);
2912 MIN_IT(row, (int)R->TermWin.nrow - 1);
2913 MAX_IT(col, 0);
2914 MIN_IT(col, (int)R->TermWin.ncol);
2915#ifndef NO_NEW_SELECTION
2916/*
2917 * If we're selecting characters (single click) then we must check first 3115 * If we're selecting characters (single click) then we must check first
2918 * if we are at the same place as the original mark. If we are then 3116 * if we are at the same place as the original mark. If we are then
2919 * select nothing. Otherwise, if we're to the right of the mark, you have to 3117 * select nothing. Otherwise, if we're to the right of the mark, you have to
2920 * be _past_ a character for it to be selected. 3118 * be _past_ a character for it to be selected.
2921 */ 3119 */
2922 if (R->selection_style != OLD_SELECT) {
2923 if (((R->selection.clicks % 3) == 1) && !flag 3120 if (((selection.clicks % 3) == 1) && !flag
2924 && (col == R->selection.mark.col 3121 && (col == selection.mark.col
2925 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3122 && (row == selection.mark.row - view_start)))
3123 {
2926 /* select nothing */ 3124 /* select nothing */
2927 R->selection.beg.row = R->selection.end.row = 0; 3125 selection.beg.row = selection.end.row = 0;
2928 R->selection.beg.col = R->selection.end.col = 0; 3126 selection.beg.col = selection.end.col = 0;
2929 R->selection.clicks = 4; 3127 selection.clicks = 4;
2930 R->want_refresh = 1; 3128 want_refresh = 1;
2931 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2932 return; 3129 return;
2933 }
2934 } 3130 }
2935#endif 3131
2936 if (R->selection.clicks == 4) 3132 if (selection.clicks == 4)
2937 R->selection.clicks = 1; 3133 selection.clicks = 1;
3134
2938 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3135 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2939 flag == 1 ? 1 : 0, /* ? button press */ 3136 flag == 1 ? 1 : 0, /* ? button press */
2940 0); /* no click change */ 3137 0); /* no click change */
2941} 3138}
2942 3139
2943/* ------------------------------------------------------------------------- */ 3140/* ------------------------------------------------------------------------- */
2944/* 3141/*
2945 * Extend the selection to the specified col/row 3142 * Extend the selection to the specified col/row
2946 */ 3143 */
2947/* INTPROTO */
2948void 3144void
2949rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3145rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2950{ 3146{
2951 int16_t ncol = R->TermWin.ncol;
2952 int end_col;
2953 row_col_t pos; 3147 row_col_t pos;
2954 enum { 3148 enum {
2955 LEFT, RIGHT 3149 LEFT, RIGHT
2956 } closeto = RIGHT; 3150 } closeto = RIGHT;
2957 3151
2958 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));
2959 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));
2960
2961 R->want_refresh = 1; 3152 want_refresh = 1;
3153
2962 switch (R->selection.op) { 3154 switch (selection.op)
3155 {
2963 case SELECTION_INIT: 3156 case SELECTION_INIT:
2964 CLEAR_SELECTION(R); 3157 CLEAR_SELECTION ();
2965 R->selection.op = SELECTION_BEGIN; 3158 selection.op = SELECTION_BEGIN;
2966 /* FALLTHROUGH */ 3159 /* FALLTHROUGH */
2967 case SELECTION_BEGIN: 3160 case SELECTION_BEGIN:
2968 if (row != R->selection.mark.row || col != R->selection.mark.col 3161 if (row != selection.mark.row || col != selection.mark.col
2969 || (!button3 && buttonpress)) 3162 || (!button3 && buttonpress))
2970 R->selection.op = SELECTION_CONT; 3163 selection.op = SELECTION_CONT;
2971 break; 3164 break;
2972 case SELECTION_DONE: 3165 case SELECTION_DONE:
2973 R->selection.op = SELECTION_CONT; 3166 selection.op = SELECTION_CONT;
2974 /* FALLTHROUGH */ 3167 /* FALLTHROUGH */
2975 case SELECTION_CONT: 3168 case SELECTION_CONT:
2976 break; 3169 break;
2977 case SELECTION_CLEAR: 3170 case SELECTION_CLEAR:
2978 rxvt_selection_start_colrow(aR_ col, row); 3171 selection_start_colrow (col, row);
2979 /* FALLTHROUGH */ 3172 /* FALLTHROUGH */
2980 default: 3173 default:
2981 return; 3174 return;
2982 } 3175 }
3176
2983 if (R->selection.beg.col == R->selection.end.col 3177 if (selection.beg.col == selection.end.col
2984 && R->selection.beg.col != R->selection.mark.col 3178 && selection.beg.col != selection.mark.col
2985 && R->selection.beg.row == R->selection.end.row 3179 && selection.beg.row == selection.end.row
2986 && R->selection.beg.row != R->selection.mark.row) { 3180 && selection.beg.row != selection.mark.row)
3181 {
2987 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3182 selection.beg.col = selection.end.col = selection.mark.col;
2988 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3183 selection.beg.row = selection.end.row = selection.mark.row;
2989 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));
2990 } 3184 }
2991 3185
2992 pos.col = col; 3186 pos.col = col;
2993 pos.row = row; 3187 pos.row = view_start + row;
2994 3188
2995 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3189 /*
2996 3190 * This is mainly xterm style selection with a couple of differences, mainly
2997#ifndef NO_OLD_SELECTION 3191 * in the way button3 drag extension works.
2998/* 3192 * We're either doing: button1 drag; button3 press; or button3 drag
2999 * This mimics some of the selection behaviour of version 2.20 and before. 3193 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3000 * There are no ``selection modes'', button3 is always character extension. 3194 * is always at the left/right edge of the selection.
3001 * Note: button3 drag is always available, c.f. v2.20 3195 * b) button3 press: extend/contract character/word/line at whichever edge of
3002 * Selection always terminates (left or right as appropriate) at the mark. 3196 * the selection we are closest to.
3197 * c) button3 drag : extend/contract character/word/line - we select around
3198 * a point/word/line which is either the start or end of the selection
3199 * and it was decided by whichever point/word/line was `fixed' at the
3200 * time of the most recent button3 press
3003 */ 3201 */
3004 if (R->selection_style == OLD_SELECT) { 3202 if (button3 && buttonpress)
3005 if (R->selection.clicks == 1 || button3) { 3203 {
3006 if (R->hate_those_clicks) { 3204 /* button3 press */
3007 R->hate_those_clicks = 0; 3205 /*
3008 if (R->selection.clicks == 1) { 3206 * first determine which edge of the selection we are closest to
3009 R->selection.beg.row = R->selection.mark.row; 3207 */
3010 R->selection.beg.col = R->selection.mark.col; 3208 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3011 } else { 3209 || (!ROWCOL_IS_AFTER (pos, selection.end)
3210 && (((pos.col - selection.beg.col)
3211 + ((pos.row - selection.beg.row) * ncol))
3212 < ((selection.end.col - pos.col)
3213 + ((selection.end.row - pos.row) * ncol)))))
3214 closeto = LEFT;
3215
3216 if (closeto == LEFT)
3217 {
3218 selection.beg.row = pos.row;
3219 selection.beg.col = pos.col;
3220 selection.mark.row = selection.end.row;
3221 selection.mark.col = selection.end.col - (selection.clicks == 2);
3222 }
3223 else
3224 {
3225 selection.end.row = pos.row;
3226 selection.end.col = pos.col;
3012 R->selection.mark.row = R->selection.beg.row; 3227 selection.mark.row = selection.beg.row;
3013 R->selection.mark.col = R->selection.beg.col; 3228 selection.mark.col = selection.beg.col;
3229 }
3230 }
3231 else
3232 {
3233 /* button1 drag or button3 drag */
3234 if (ROWCOL_IS_AFTER (selection.mark, pos))
3235 {
3236 if (selection.mark.row == selection.end.row
3237 && selection.mark.col == selection.end.col
3238 && clickchange
3239 && selection.clicks == 2)
3240 selection.mark.col--;
3241
3242 selection.beg.row = pos.row;
3243 selection.beg.col = pos.col;
3244 selection.end.row = selection.mark.row;
3245 selection.end.col = selection.mark.col + (selection.clicks == 2);
3246 }
3247 else
3248 {
3249 selection.beg.row = selection.mark.row;
3250 selection.beg.col = selection.mark.col;
3251 selection.end.row = pos.row;
3252 selection.end.col = pos.col;
3253 }
3254 }
3255
3256 if (selection.clicks == 1)
3257 {
3258 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3259 && !ROW(selection.beg.row).is_longer ()
3260#if !ENABLE_MINIMAL
3261 && !selection.rect
3262#endif
3263 )
3264 selection.beg.col = ncol;
3265
3266 if (
3267 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3268 && !ROW(selection.end.row).is_longer ()
3269#if !ENABLE_MINIMAL
3270 && !selection.rect
3271#endif
3272 )
3273 selection.end.col = ncol;
3274 }
3275 else if (selection.clicks == 2)
3276 {
3277 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3278 selection.end.col--;
3279
3280 selection_delimit_word (UP, &selection.beg, &selection.beg);
3281 selection_delimit_word (DN, &selection.end, &selection.end);
3282 }
3283 else if (selection.clicks == 3)
3284 {
3285#if ENABLE_FRILLS
3286 if (option (Opt_tripleclickwords))
3287 {
3288 selection_delimit_word (UP, &selection.beg, &selection.beg);
3289
3290 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3291 {
3292 if (!ROW(end_row).is_longer ())
3293 {
3294 selection.end.row = end_row;
3295 selection.end.col = ROW(end_row).l;
3296# if !ENABLE_MINIMAL
3297 selection_remove_trailing_spaces ();
3298# endif
3299 break;
3014 } 3300 }
3015 } 3301 }
3016 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3017 R->selection.end.row = R->selection.mark.row;
3018 R->selection.end.col = R->selection.mark.col + 1;
3019 R->selection.beg.row = pos.row;
3020 R->selection.beg.col = pos.col;
3021 } else {
3022 R->selection.beg.row = R->selection.mark.row;
3023 R->selection.beg.col = R->selection.mark.col;
3024 R->selection.end.row = pos.row;
3025 R->selection.end.col = pos.col + 1;
3026 } 3302 }
3027 } else if (R->selection.clicks == 2) { 3303 else
3028 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3304#endif
3029 &(R->selection.beg)); 3305 {
3030 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3306 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3031 &(R->selection.end)); 3307 selection.mark.col++;
3032 R->hate_those_clicks = 1; 3308
3033 } else if (R->selection.clicks == 3) {
3034 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3035 R->selection.beg.col = 0; 3309 selection.beg.col = 0;
3036 R->selection.end.col = ncol; 3310 selection.end.col = ncol;
3037 R->hate_those_clicks = 1; 3311
3038 } 3312 // select a complete logical line
3039 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)); 3313 while (selection.beg.row > -saveLines
3040 return; 3314 && ROW(selection.beg.row - 1).is_longer ())
3041 } 3315 selection.beg.row--;
3042#endif /* ! NO_OLD_SELECTION */ 3316
3043#ifndef NO_NEW_SELECTION 3317 while (selection.end.row < nrow
3044/* selection_style must not be OLD_SELECT to get here */ 3318 && ROW(selection.end.row).is_longer ())
3045/* 3319 selection.end.row++;
3046 * This is mainly xterm style selection with a couple of differences, mainly
3047 * in the way button3 drag extension works.
3048 * We're either doing: button1 drag; button3 press; or button3 drag
3049 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3050 * is always at the left/right edge of the R->selection.
3051 * b) button3 press: extend/contract character/word/line at whichever edge of
3052 * the selection we are closest to.
3053 * c) button3 drag : extend/contract character/word/line - we select around
3054 * a point/word/line which is either the start or end of the selection
3055 * and it was decided by whichever point/word/line was `fixed' at the
3056 * time of the most recent button3 press
3057 */
3058 if (button3 && buttonpress) { /* button3 press */
3059 /* 3320 }
3060 * first determine which edge of the selection we are closest to 3321 }
3061 */ 3322
3062 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3323 if (button3 && buttonpress)
3063 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3324 {
3064 && (((pos.col - R->selection.beg.col) 3325 /* mark may need to be changed */
3065 + ((pos.row - R->selection.beg.row) * ncol))
3066 < ((R->selection.end.col - pos.col)
3067 + ((R->selection.end.row - pos.row) * ncol)))))
3068 closeto = LEFT;
3069 if (closeto == LEFT) { 3326 if (closeto == LEFT)
3070 R->selection.beg.row = pos.row; 3327 {
3071 R->selection.beg.col = pos.col;
3072 R->selection.mark.row = R->selection.end.row; 3328 selection.mark.row = selection.end.row;
3073 R->selection.mark.col = R->selection.end.col 3329 selection.mark.col = selection.end.col - (selection.clicks == 2);
3074 - (R->selection.clicks == 2); 3330 }
3075 } else { 3331 else
3076 R->selection.end.row = pos.row; 3332 {
3077 R->selection.end.col = pos.col;
3078 R->selection.mark.row = R->selection.beg.row; 3333 selection.mark.row = selection.beg.row;
3079 R->selection.mark.col = R->selection.beg.col; 3334 selection.mark.col = selection.beg.col;
3080 }
3081 } else { /* button1 drag or button3 drag */
3082 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3083 if ((R->selection.mark.row == R->selection.end.row)
3084 && (R->selection.mark.col == R->selection.end.col)
3085 && clickchange && R->selection.clicks == 2)
3086 R->selection.mark.col--;
3087 R->selection.beg.row = pos.row;
3088 R->selection.beg.col = pos.col;
3089 R->selection.end.row = R->selection.mark.row;
3090 R->selection.end.col = R->selection.mark.col
3091 + (R->selection.clicks == 2);
3092 } else {
3093 R->selection.beg.row = R->selection.mark.row;
3094 R->selection.beg.col = R->selection.mark.col;
3095 R->selection.end.row = pos.row;
3096 R->selection.end.col = pos.col;
3097 }
3098 }
3099
3100 if (R->selection.clicks == 1) {
3101 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3102 if (end_col != -1 && R->selection.beg.col > end_col) {
3103#if 1
3104 R->selection.beg.col = ncol;
3105#else
3106 if (R->selection.beg.row != R->selection.end.row)
3107 R->selection.beg.col = ncol;
3108 else
3109 R->selection.beg.col = R->selection.mark.col;
3110#endif
3111 }
3112 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3113 if (end_col != -1 && R->selection.end.col > end_col)
3114 R->selection.end.col = ncol;
3115
3116 } else if (R->selection.clicks == 2) {
3117 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3118 R->selection.end.col--;
3119 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3120 &(R->selection.beg));
3121 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3122 &(R->selection.end));
3123 } else if (R->selection.clicks == 3) {
3124#ifndef NO_FRILLS
3125 if ((R->Options & Opt_tripleclickwords)) {
3126 int end_row;
3127
3128 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3129 &(R->selection.beg));
3130 end_row = R->screen.tlen[R->selection.mark.row
3131 + R->TermWin.saveLines];
3132 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3133 end_row++) {
3134 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3135 if (end_col != -1) {
3136 R->selection.end.row = end_row;
3137 R->selection.end.col = end_col;
3138 rxvt_selection_remove_trailing_spaces(aR);
3139 break;
3140 }
3141 }
3142 } else
3143#endif
3144 { 3335 }
3145 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3146 R->selection.mark.col++;
3147 R->selection.beg.col = 0;
3148 R->selection.end.col = ncol;
3149 }
3150 } 3336 }
3151 if (button3 && buttonpress) { /* mark may need to be changed */
3152 if (closeto == LEFT) {
3153 R->selection.mark.row = R->selection.end.row;
3154 R->selection.mark.col = R->selection.end.col
3155 - (R->selection.clicks == 2);
3156 } else {
3157 R->selection.mark.row = R->selection.beg.row;
3158 R->selection.mark.col = R->selection.beg.col;
3159 }
3160 }
3161 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));
3162#endif /* ! NO_NEW_SELECTION */
3163}
3164 3337
3165#ifndef NO_FRILLS 3338#if !ENABLE_MINIMAL
3166/* INTPROTO */ 3339 if (selection.rect && selection.beg.col > selection.end.col)
3340 ::swap (selection.beg.col, selection.end.col);
3341#endif
3342}
3343
3344#if !ENABLE_MINIMAL
3167void 3345void
3168rxvt_selection_remove_trailing_spaces(pR) 3346rxvt_term::selection_remove_trailing_spaces () NOTHROW
3169{ 3347{
3170 int32_t end_col, end_row; 3348 int32_t end_col, end_row;
3171 text_t *stp; 3349 text_t *stp;
3172 3350
3173 end_col = R->selection.end.col; 3351 end_col = selection.end.col;
3174 end_row = R->selection.end.row; 3352 end_row = selection.end.row;
3353
3175 for ( ; end_row >= R->selection.beg.row; ) { 3354 for (; end_row >= selection.beg.row; )
3176 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3355 {
3356 stp = ROW(end_row).t;
3357
3177 while (--end_col >= 0) { 3358 while (--end_col >= 0)
3178 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3179 break;
3180 } 3359 {
3181 if (end_col >= 0 3360 if (stp[end_col] != NOCHAR
3182 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3361 && !unicode::is_space (stp[end_col]))
3183 R->selection.end.col = end_col + 1;
3184 R->selection.end.row = end_row;
3185 break; 3362 break;
3186 } 3363 }
3364
3365 if (end_col >= 0
3366 || !ROW(end_row - 1).is_longer ())
3367 {
3368 selection.end.col = end_col + 1;
3369 selection.end.row = end_row;
3370 break;
3371 }
3372
3187 end_row--; 3373 end_row--;
3188 end_col = R->TermWin.ncol; 3374 end_col = ncol;
3189 } 3375 }
3376
3190 if (R->selection.mark.row > R->selection.end.row) { 3377 if (selection.mark.row > selection.end.row)
3378 {
3191 R->selection.mark.row = R->selection.end.row; 3379 selection.mark.row = selection.end.row;
3192 R->selection.mark.col = R->selection.end.col; 3380 selection.mark.col = selection.end.col;
3381 }
3193 } else if (R->selection.mark.row == R->selection.end.row 3382 else if (selection.mark.row == selection.end.row
3194 && R->selection.mark.col > R->selection.end.col) 3383 && selection.mark.col > selection.end.col)
3195 R->selection.mark.col = R->selection.end.col; 3384 selection.mark.col = selection.end.col;
3196} 3385}
3197#endif 3386#endif
3198 3387
3199/* ------------------------------------------------------------------------- */ 3388/* ------------------------------------------------------------------------- */
3200/* 3389/*
3201 * Double click on button 3 when already selected 3390 * Double click on button 3 when already selected
3202 * EXT: button 3 double click 3391 * EXT: button 3 double click
3203 */ 3392 */
3204/* EXTPROTO */
3205void 3393void
3206rxvt_selection_rotate(pR_ int x, int y) 3394rxvt_term::selection_rotate (int x, int y) NOTHROW
3207{ 3395{
3208 R->selection.clicks = R->selection.clicks % 3 + 1; 3396 selection.clicks = selection.clicks % 3 + 1;
3209 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3397 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3210} 3398}
3211
3212/* ------------------------------------------------------------------------- */
3213/*
3214 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3215 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3216 * the X11 protocol.
3217 */
3218typedef CARD32 Atom32;
3219 3399
3220/* ------------------------------------------------------------------------- */ 3400/* ------------------------------------------------------------------------- */
3221/* 3401/*
3222 * Respond to a request for our current selection 3402 * Respond to a request for our current selection
3223 * EXT: SelectionRequest 3403 * EXT: SelectionRequest
3224 */ 3404 */
3225/* EXTPROTO */
3226void 3405void
3227rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3406rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3228{ 3407{
3408 Atom property = rq.property == None ? rq.target : rq.property;
3229 XSelectionEvent ev; 3409 XSelectionEvent ev;
3410
3411 ev.type = SelectionNotify;
3412 ev.property = None;
3413 ev.display = rq.display;
3414 ev.requestor = rq.requestor;
3415 ev.selection = rq.selection;
3416 ev.target = rq.target;
3417 ev.time = rq.time;
3418
3419 if (rq.target == xa[XA_TARGETS])
3420 {
3421 Atom target_list[6];
3422 Atom *target = target_list;
3423
3424 *target++ = xa[XA_TARGETS];
3425 *target++ = xa[XA_TIMESTAMP];
3426 *target++ = XA_STRING;
3427 *target++ = xa[XA_TEXT];
3428 *target++ = xa[XA_COMPOUND_TEXT];
3429#if X_HAVE_UTF8_STRING
3430 *target++ = xa[XA_UTF8_STRING];
3431#endif
3432
3433 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3434 32, PropModeReplace,
3435 (unsigned char *)target_list, target - target_list);
3436 ev.property = property;
3437 }
3438#if TODO // TODO
3439 else if (rq.target == xa[XA_MULTIPLE])
3440 {
3441 /* TODO: Handle MULTIPLE */
3442 }
3443#endif
3444 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3445 {
3446 XChangeProperty (dpy, rq.requestor, property, rq.target,
3447 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3448 ev.property = property;
3449 }
3450 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3451 {
3452 XChangeProperty (dpy, rq.requestor, property, rq.target,
3453 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3454 ev.property = property;
3455 }
3456 else if (rq.target == XA_STRING
3457 || rq.target == xa[XA_TEXT]
3458 || rq.target == xa[XA_COMPOUND_TEXT]
3459 || rq.target == xa[XA_UTF8_STRING]
3460 )
3461 {
3462 XTextProperty ct;
3463 Atom target = rq.target;
3464 short freect = 0;
3465 int selectlen;
3466 wchar_t *cl;
3467 enum {
3468 enc_string = XStringStyle,
3469 enc_text = XStdICCTextStyle,
3470 enc_compound_text = XCompoundTextStyle,
3471#ifdef X_HAVE_UTF8_STRING
3472 enc_utf8 = XUTF8StringStyle,
3473#else
3474 enc_utf8 = -1,
3475#endif
3476 } style;
3477
3478 if (target == XA_STRING)
3479 // we actually don't do XA_STRING, but who cares, as i18n clients
3480 // will ask for another format anyways.
3481 style = enc_string;
3482 else if (target == xa[XA_TEXT])
3483 style = enc_text;
3484 else if (target == xa[XA_COMPOUND_TEXT])
3485 style = enc_compound_text;
3486#if !ENABLE_MINIMAL
3487 else if (target == xa[XA_UTF8_STRING])
3488 style = enc_utf8;
3489#endif
3490 else
3491 {
3492 target = xa[XA_COMPOUND_TEXT];
3493 style = enc_compound_text;
3494 }
3495
3496 if (rq.selection == XA_PRIMARY && selection.text)
3497 {
3498 cl = selection.text;
3499 selectlen = selection.len;
3500 }
3501 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3502 {
3503 cl = selection.clip_text;
3504 selectlen = selection.clip_len;
3505 }
3506 else
3507 {
3508 cl = L"";
3509 selectlen = 0;
3510 }
3511
3512#if !ENABLE_MINIMAL
3513 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3514 // so recode it manually
3515 if (style == enc_utf8)
3516 {
3517 freect = 1;
3518 ct.encoding = target;
3519 ct.format = 8;
3520 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3521 ct.nitems = strlen ((char *)ct.value);
3522 }
3523 else
3524#endif
3525 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3526 freect = 1;
3527 else
3528 {
3529 /* if we failed to convert then send it raw */
3530 ct.value = (unsigned char *)cl;
3531 ct.nitems = selectlen;
3532 ct.encoding = target;
3533 }
3534
3535 XChangeProperty (dpy, rq.requestor, property,
3536 ct.encoding, 8, PropModeReplace,
3537 ct.value, (int)ct.nitems);
3538 ev.property = property;
3539
3540 if (freect)
3541 XFree (ct.value);
3542 }
3543
3544 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3545}
3546
3547/* ------------------------------------------------------------------------- */
3230#ifdef USE_XIM 3548#ifdef USE_XIM
3231 Atom32 target_list[4]; 3549void
3232#else 3550rxvt_term::im_set_position (XPoint &pos) NOTHROW
3233 Atom32 target_list[3]; 3551{
3234#endif 3552 XWindowAttributes xwa;
3235 Atom target;
3236 XTextProperty ct;
3237 XICCEncodingStyle style;
3238 char *cl[2], dummy[1];
3239 3553
3240 ev.type = SelectionNotify; 3554 XGetWindowAttributes (dpy, vt, &xwa);
3241 ev.property = None;
3242 ev.display = rq->display;
3243 ev.requestor = rq->requestor;
3244 ev.selection = rq->selection;
3245 ev.target = rq->target;
3246 ev.time = rq->time;
3247 3555
3248 if (rq->target == R->xa[XA_TARGETS]) { 3556 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3249 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3557 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3250 target_list[1] = (Atom32) XA_STRING; 3558}
3251 target_list[2] = (Atom32) R->xa[XA_TEXT];
3252#ifdef USE_XIM
3253 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3254#endif 3559#endif
3255 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3256 (8 * sizeof(target_list[0])), PropModeReplace,
3257 (unsigned char *)target_list,
3258 (sizeof(target_list) / sizeof(target_list[0])));
3259 ev.property = rq->property;
3260 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3261 /* TODO: Handle MULTIPLE */
3262 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3263 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3264 (8 * sizeof(Time)), PropModeReplace,
3265 (unsigned char *)&R->selection_time, 1);
3266 ev.property = rq->property;
3267 } else if (rq->target == XA_STRING
3268 || rq->target == R->xa[XA_COMPOUND_TEXT]
3269 || rq->target == R->xa[XA_TEXT]) {
3270#ifdef USE_XIM
3271 short freect = 0;
3272#endif
3273 int selectlen;
3274 3560
3275#ifdef USE_XIM 3561#if ENABLE_OVERLAY
3276 if (rq->target != XA_STRING) { 3562void
3277 target = R->xa[XA_COMPOUND_TEXT]; 3563rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3278 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3564{
3279 ? XCompoundTextStyle : XStdICCTextStyle; 3565 if (nrow < 1 || ncol < 1)
3280 } else 3566 return;
3281#endif 3567
3282 { 3568 want_refresh = 1;
3283 target = XA_STRING; 3569
3284 style = XStringStyle; 3570 scr_overlay_off ();
3285 } 3571
3286 if (R->selection.text) { 3572 if (x < 0) x = ncol - w;
3287 cl[0] = (char *)R->selection.text; 3573 if (y < 0) y = nrow - h;
3288 selectlen = R->selection.len; 3574
3289 } else { 3575 // make space for border
3290 cl[0] = dummy; 3576 w += 2; min_it (w, ncol);
3291 *dummy = '\0'; 3577 h += 2; min_it (h, nrow);
3292 selectlen = 0; 3578
3293 } 3579 x -= 1; clamp_it (x, 0, ncol - w);
3294#ifdef USE_XIM 3580 y -= 1; clamp_it (y, 0, nrow - h);
3295 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3581
3296 == Success) /* if we failed to convert then send it raw */ 3582 ov.x = x; ov.y = y;
3297 freect = 1; 3583 ov.w = w; ov.h = h;
3584
3585 ov.text = new text_t *[h];
3586 ov.rend = new rend_t *[h];
3587
3588 for (y = 0; y < h; y++)
3589 {
3590 text_t *tp = ov.text[y] = new text_t[w];
3591 rend_t *rp = ov.rend[y] = new rend_t[w];
3592
3593 text_t t0, t1, t2;
3594 rend_t r = OVERLAY_RSTYLE;
3595
3596 if (y == 0)
3597 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3598 else if (y < h - 1)
3599 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3298 else 3600 else
3299#endif 3601 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3300 { 3602
3301 ct.value = (unsigned char *)cl[0]; 3603 *tp++ = t0;
3302 ct.nitems = selectlen; 3604 *rp++ = r;
3605
3606 for (x = w - 2; x > 0; --x)
3303 } 3607 {
3304 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3608 *tp++ = t1;
3305 target, 8, PropModeReplace, 3609 *rp++ = r;
3306 ct.value, (int)ct.nitems); 3610 }
3307 ev.property = rq->property; 3611
3308#ifdef USE_XIM 3612 *tp = t2;
3309 if (freect) 3613 *rp = r;
3310 XFree(ct.value); 3614 }
3311#endif 3615}
3616
3617void
3618rxvt_term::scr_overlay_off () NOTHROW
3619{
3620 if (!ov.text)
3621 return;
3622
3623 want_refresh = 1;
3624
3625 for (int y = 0; y < ov.h; y++)
3312 } 3626 {
3313 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3627 delete [] ov.text[y];
3628 delete [] ov.rend[y];
3629 }
3630
3631 delete [] ov.text; ov.text = 0;
3632 delete [] ov.rend; ov.rend = 0;
3314} 3633}
3315 3634
3635void
3636rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3637{
3638 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3639 return;
3640
3641 x++, y++;
3642
3643 ov.text[y][x] = text;
3644 ov.rend[y][x] = rend;
3645}
3646
3647void
3648rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3649{
3650 while (*s)
3651 scr_overlay_set (x++, y, *s++);
3652}
3653
3654void
3655rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3656{
3657 while (*s)
3658 {
3659 text_t t = *s++;
3660 int width = WCWIDTH (t);
3661
3662 while (width--)
3663 {
3664 scr_overlay_set (x++, y, t);
3665 t = NOCHAR;
3666 }
3667 }
3668}
3669
3670void
3671rxvt_term::scr_swap_overlay () NOTHROW
3672{
3673 if (!ov.text)
3674 return;
3675
3676 // hide cursor if it is within the overlay area
3677 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3678 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3679 screen.flags &= ~Screen_VisibleCursor;
3680
3681 // swap screen mem with overlay
3682 for (int y = ov.h; y--; )
3683 {
3684 text_t *t1 = ov.text[y];
3685 rend_t *r1 = ov.rend[y];
3686
3687 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3688 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3689
3690 for (int x = ov.w; x--; )
3691 {
3692 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3693 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3694 }
3695 }
3696}
3697
3698#endif
3316/* ------------------------------------------------------------------------- * 3699/* ------------------------------------------------------------------------- */
3317 * MOUSE ROUTINES *
3318 * ------------------------------------------------------------------------- */
3319 3700
3320/*
3321 * return col/row values corresponding to x/y pixel values
3322 */
3323/* EXTPROTO */
3324void
3325rxvt_pixel_position(pR_ int *x, int *y)
3326{
3327 *x = Pixel2Col(*x);
3328/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3329 *y = Pixel2Row(*y);
3330/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3331}
3332/* ------------------------------------------------------------------------- */
3333#ifdef USE_XIM
3334/* EXTPROTO */
3335void
3336rxvt_setPosition(pR_ XPoint *pos)
3337{
3338 XWindowAttributes xwa;
3339
3340 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3341 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3342 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3343 - R->TermWin.lineSpace;
3344}
3345#endif
3346/* ------------------------------------------------------------------------- */
3347
3348/* ------------------------------------------------------------------------- *
3349 * DEBUG ROUTINES *
3350 * ------------------------------------------------------------------------- */
3351#if 0
3352/* INTPROTO */
3353void
3354rxvt_debug_colors(void)
3355{
3356 int color;
3357 const char *name[] = {
3358 "fg", "bg",
3359 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3360 };
3361
3362 fprintf(stderr, "Color ( ");
3363 if (R->rstyle & RS_RVid)
3364 fprintf(stderr, "rvid ");
3365 if (R->rstyle & RS_Bold)
3366 fprintf(stderr, "bold ");
3367 if (R->rstyle & RS_Blink)
3368 fprintf(stderr, "blink ");
3369 if (R->rstyle & RS_Uline)
3370 fprintf(stderr, "uline ");
3371 fprintf(stderr, "): ");
3372
3373 color = GET_FGCOLOR(R->rstyle);
3374#ifndef NO_BRIGHTCOLOR
3375 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3376 color -= (minBrightCOLOR - minCOLOR);
3377 fprintf(stderr, "bright ");
3378 }
3379#endif
3380 fprintf(stderr, "%s on ", name[color]);
3381
3382 color = GET_BGCOLOR(R->rstyle);
3383#ifndef NO_BRIGHTCOLOR
3384 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3385 color -= (minBrightCOLOR - minCOLOR);
3386 fprintf(stderr, "bright ");
3387 }
3388#endif
3389 fprintf(stderr, "%s\n", name[color]);
3390}
3391#endif

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