ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/screen.C
(Generate patch)

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.4 by pcg, Tue Nov 25 15:25:17 2003 UTC vs.
Revision 1.384 by sf-exg, Mon May 30 18:39:04 2011 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.4 2003/11/25 15:25:17 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#define RESET_CHSTAT(H) \
43 if ((H)->chstat == WBYTE) \
44 (H)->chstat = SBYTE, (H)->lost_multi = 1
45
46/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
47#define PROP_SIZE 16384
48#define TABSIZE 8 /* default tab size */ 43#define TABSIZE 8 /* default tab size */
49 44
50/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
51 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
52 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
53#define ZERO_SCROLLBACK(R) \ 48#define ZERO_SCROLLBACK() \
54 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 49 if (option (Opt_scrollTtyOutput)) \
55 (R)->TermWin.view_start = 0 50 view_start = 0
56#define CLEAR_SELECTION(R) \ 51#define CLEAR_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 52 selection.beg.row = selection.beg.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 53 = selection.end.row = selection.end.col = 0
59#define CLEAR_ALL_SELECTION(R) \ 54#define CLEAR_ALL_SELECTION() \
60 (R)->selection.beg.row = (R)->selection.beg.col \ 55 selection.beg.row = selection.beg.col \
61 = (R)->selection.mark.row = (R)->selection.mark.col \ 56 = selection.mark.row = selection.mark.col \
62 = (R)->selection.end.row = (R)->selection.end.col = 0 57 = selection.end.row = selection.end.col = 0
63 58
64#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 59#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
65 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 60 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
66#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 61#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
67 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 62 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
68#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 63#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) > (D))) 64 (((A) == (C)) && ((B) > (D)))
70#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) \
71 (((A) == (C)) && ((B) >= (D))) 66 (((A) == (C)) && ((B) >= (D)))
72#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) < (D))) 68 (((A) == (C)) && ((B) < (D)))
74#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) \
75 (((A) == (C)) && ((B) <= (D))) 70 (((A) == (C)) && ((B) <= (D)))
76 71
77/* these must be row_col_t */ 72/* these must be row_col_t */
78#define ROWCOL_IS_AFTER(X, Y) \ 73#define ROWCOL_IS_AFTER(X, Y) \
79 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)
80#define ROWCOL_IS_BEFORE(X, Y) \ 75#define ROWCOL_IS_BEFORE(X, Y) \
81 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)
82#define ROWCOL_IN_ROW_AFTER(X, Y) \ 77#define ROWCOL_IN_ROW_AFTER(X, Y) \
83 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)
84#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 79#define ROWCOL_IN_ROW_BEFORE(X, Y) \
85 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)
86#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
87 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)
88#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
89 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)
90 85
91/* 86/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 87 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
94 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
95 */ 88 */
96#define drawBuffer (R->TermWin.vt)
97
98#define CLEAR_ROWS(row, num) \
99 if (R->TermWin.mapped) \
100 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
101 Row2Pixel(row), (unsigned int)R->TermWin.width, \
102 (unsigned int)Height2Pixel(num), False)
103
104#define CLEAR_CHARS(x, y, num) \ 89#define CLEAR_CHARS(x, y, num) \
105 if (R->TermWin.mapped) \ 90 if (mapped) \
106 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 91 XClearArea (dpy, vt, x, y, \
107 (unsigned int)Width2Pixel(num), \ 92 (unsigned int)Width2Pixel (num), \
108 (unsigned int)Height2Pixel(1), False) 93 (unsigned int)Height2Pixel (1), False)
109
110#define ERASE_ROWS(row, num) \
111 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \
112 R->TermWin.int_bwidth, Row2Pixel(row), \
113 (unsigned int)R->TermWin.width, \
114 (unsigned int)Height2Pixel(num))
115 94
116/* ------------------------------------------------------------------------- * 95/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 96 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 97 * ------------------------------------------------------------------------- */
98
119/* Fill part/all of a line with blanks. */ 99/* Fill part/all of a line with blanks. */
120/* INTPROTO */
121void 100void
122rxvt_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
123{ 102{
124 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
125 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 113 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
126 114
115 text_t *et = l.t + col;
116 rend_t *er = l.r + col;
117
127 while (width--) 118 while (width--)
128 { 119 {
129 *et++ = ' '; 120 *et++ = ' ';
130 *er++ = efs; 121 *er++ = efs;
131 } 122 }
132} 123}
133 124
134/* ------------------------------------------------------------------------- */ 125/* ------------------------------------------------------------------------- */
135/* 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 */
136/* INTPROTO */
137void 127void
138rxvt_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
139{ 129{
140 int width = R->TermWin.ncol; 130 scr_blank_line (l, 0, ncol, efs);
141 rend_t *er;
142 131
143#ifdef DEBUG_STRICT 132 l.l = 0;
144 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 133 l.f = 0;
145#endif 134}
146 if (tp[row] == NULL) { 135
147 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width); 136// nuke a single wide character at the given column
148 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width); 137void
149 } 138rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
150 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);
151} 155}
152 156
153/* ------------------------------------------------------------------------- * 157/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 158 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
156/* EXTPROTO */ 160
157void 161void
158rxvt_scr_reset(pR) 162rxvt_term::scr_reset ()
159{ 163{
160 unsigned int ncol, nrow, prev_ncol, prev_nrow, 164#if ENABLE_OVERLAY
161 total_rows, prev_total_rows; 165 scr_overlay_off ();
162 unsigned int p, q; 166#endif
163 int k;
164 rend_t setrstyle;
165 167
166 D_SCREEN((stderr, "rxvt_scr_reset()")); 168 view_start = 0;
167
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R);
170 R->num_scr = 0; 169 num_scr = 0;
171 170
172 prev_ncol = R->prev_ncol; 171 if (ncol == 0)
173 prev_nrow = R->prev_nrow; 172 ncol = 80;
174 if (R->TermWin.ncol == 0) 173
175 R->TermWin.ncol = 80; 174 if (nrow == 0)
176 if (R->TermWin.nrow == 0) 175 nrow = 24;
177 R->TermWin.nrow = 24; 176
178 ncol = R->TermWin.ncol;
179 nrow = R->TermWin.nrow;
180 if (ncol == prev_ncol && nrow == prev_nrow) 177 if (ncol == prev_ncol && nrow == prev_nrow)
181 return; 178 return;
182 179
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
183 R->want_refresh = 1; 189 want_refresh = 1;
184 190
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 191 int prev_total_rows = prev_nrow + saveLines;
192 total_rows = nrow + saveLines;
187 193
188 R->screen.tscroll = 0; 194 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 195 screen.bscroll = nrow - 1;
190 196
191 if (prev_nrow == 0) { 197 if (!row_buf)
192/* 198 {
199 /*
193 * 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
194 * Note: this is still needed so that all the scrollback lines are NULL 201 */
195 */ 202 top_row = 0;
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 203 term_start = 0;
197 R->buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 R->drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 R->swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 204
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
203 207
204 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));
205 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208 211
209 for (p = 0; p < nrow; p++) { 212 for (int row = nrow; row--; )
210 q = p + R->TermWin.saveLines;
211 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
212 q, DEFAULT_RSTYLE);
213 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
214 p, DEFAULT_RSTYLE);
215 R->screen.tlen[q] = R->swap.tlen[p] = 0;
216 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
217 p, DEFAULT_RSTYLE);
218 } 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
219 MEMSET(R->charsets, 'B', sizeof(R->charsets)); 219 memset (charsets, 'B', sizeof (charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->rstyle = DEFAULT_RSTYLE; 220 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 221 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 222 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 223 screen.charset = 0;
225 R->current_screen = PRIMARY; 224 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 225 scr_cursor (SAVE);
226
227#if NSCREENS 227#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 228 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 229 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 230 swap.charset = 0;
231 R->current_screen = SECONDARY; 231 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 232 scr_cursor (SAVE);
233 R->current_screen = PRIMARY; 233 current_screen = PRIMARY;
234#endif 234#endif
235
235 R->selection.text = NULL; 236 selection.text = NULL;
236 R->selection.len = 0; 237 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 240 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 241 selection.clip_text = NULL;
241 R->rvideo = 0; 242 selection.clip_len = 0;
242 243 }
243 } else { 244 else
244/* 245 {
246 /*
245 * B1: add or delete rows as appropriate 247 * add or delete rows as appropriate
246 */ 248 */
247 setrstyle = DEFAULT_RSTYLE;
248 249
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
249 if (nrow < prev_nrow) { 254 if (nrow < prev_nrow)
250 /* delete rows */ 255 {
251 k = min(R->TermWin.nscrolled, prev_nrow - nrow);
252 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1);
253 for (p = nrow; p < prev_nrow; p++) { 256 for (int row = nrow; row < prev_nrow; row++)
254 q = p + R->TermWin.saveLines; 257 {
255 if (R->screen.text[q]) { 258 lfree (swap_buf [row]);
256#ifdef DEBUG_STRICT 259 lfree (drawn_buf[row]);
257 assert(R->screen.rend[q]); 260 }
261 }
258#endif 262#endif
259 free(R->screen.text[q]); 263
260 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;
261 } 308 }
262 if (R->swap.text[p]) { 309
263#ifdef DEBUG_STRICT 310 int qlines = max (0, (llen - 1) / ncol) + 1;
264 assert(R->swap.rend[p]); 311
265#endif 312 // drop partial lines completely
266 free(R->swap.text[p]); 313 if (q < qlines)
267 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 }
268 } 360 }
269#ifdef DEBUG_STRICT 361
270 assert(R->drawn_text[p] && R->drawn_rend[p]); 362 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
271#endif 363 qline->is_longer (0);
272 free(R->drawn_text[p]); 364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
273 free(R->drawn_rend[p]);
274 } 365 }
275 /* we have fewer rows so fix up cursor position */ 366 while (p != pend && q > 0);
276 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1);
277 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1);
278 367
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 368 term_start = total_rows - nrow;
369 top_row = q - term_start;
280 370
281 } else if (nrow > prev_nrow) { 371 // make sure all terminal lines exist
282 /* add rows */ 372 while (top_row > 0)
283 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
284 378
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 379 for (int row = min (nrow, prev_nrow); row--; )
286 for (p = prev_total_rows; p < total_rows; p++) { 380 {
287 R->screen.tlen[p] = 0; 381 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
288 R->screen.text[p] = NULL; 382 line_t &qline = row_buf [row];
289 R->screen.rend[p] = NULL; 383
384 qline = pline;
385 lresize (qline);
290 } 386 }
291 for (p = prev_total_rows; p < total_rows - k; p++) 387
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
293 p, setrstyle);
294 for (p = prev_nrow; p < nrow; p++) { 388 for (int row = prev_nrow; row < nrow; row++)
295 R->swap.tlen[p] = 0; 389 {
296 R->swap.text[p] = NULL; 390 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
297 R->swap.rend[p] = NULL;
298 R->drawn_text[p] = NULL;
299 R->drawn_rend[p] = NULL;
300 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
301 p, setrstyle);
302 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
303 p, setrstyle);
304 } 391 }
305 if (k > 0) { 392
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1); 393 term_start = 0;
307 R->screen.cur.row += k;
308 R->screen.s_cur.row += k;
309 R->TermWin.nscrolled -= k;
310 } 394 }
311#ifdef DEBUG_STRICT
312 assert(R->screen.cur.row < R->TermWin.nrow);
313 assert(R->swap.cur.row < R->TermWin.nrow);
314#else /* drive with your eyes closed */
315 MIN_IT(R->screen.cur.row, nrow - 1);
316 MIN_IT(R->swap.cur.row, nrow - 1);
317#endif
318 }
319/* B2: resize columns */
320 if (ncol != prev_ncol) {
321 for (p = 0; p < total_rows; p++) {
322 if (R->screen.text[p]) {
323 R->screen.text[p] = (text_t *)rxvt_realloc(R->screen.text[p], ncol * sizeof(text_t));
324 R->screen.rend[p] = (rend_t *)rxvt_realloc(R->screen.rend[p], ncol * sizeof(rend_t));
325 MIN_IT(R->screen.tlen[p], (int16_t)ncol);
326 if (ncol > prev_ncol)
327 rxvt_blank_line(aR_
328 &(R->screen.text[p][prev_ncol]),
329 &(R->screen.rend[p][prev_ncol]),
330 ncol - prev_ncol,
331 setrstyle);
332 }
333 }
334 for (p = 0; p < nrow; p++) {
335 R->drawn_text[p] = (text_t *)rxvt_realloc(R->drawn_text[p], ncol * sizeof(text_t));
336 R->drawn_rend[p] = (rend_t *)rxvt_realloc(R->drawn_rend[p], ncol * sizeof(rend_t));
337 if (R->swap.text[p]) {
338 R->swap.text[p] = (text_t *)rxvt_realloc(R->swap.text[p], ncol * sizeof(text_t));
339 R->swap.rend[p] = (rend_t *)rxvt_realloc(R->swap.rend[p], ncol * sizeof(rend_t));
340 MIN_IT(R->swap.tlen[p], (int16_t)ncol);
341 if (ncol > prev_ncol)
342 rxvt_blank_line(aR_
343 &(R->swap.text[p][prev_ncol]),
344 &(R->swap.rend[p][prev_ncol]),
345 ncol - prev_ncol, setrstyle);
346 }
347 if (ncol > prev_ncol)
348 rxvt_blank_line(aR_
349 &(R->drawn_text[p][prev_ncol]),
350 &(R->drawn_rend[p][prev_ncol]),
351 ncol - prev_ncol, setrstyle);
352 }
353 MIN_IT(R->screen.cur.col, (int16_t)ncol - 1);
354 MIN_IT(R->swap.cur.col, (int16_t)ncol - 1);
355 }
356 if (R->tabs)
357 free(R->tabs);
358 }
359 395
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);
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 405 tabs = (char *)rxvt_malloc (ncol);
361 406
362 for (p = 0; p < ncol; p++) 407 for (int col = ncol; col--; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 408 tabs [col] = col % TABSIZE == 0;
364 409
410 CLEAR_ALL_SELECTION ();
411
365 R->prev_nrow = nrow; 412 prev_nrow = nrow;
366 R->prev_ncol = ncol; 413 prev_ncol = ncol;
367 414
368 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->cmd_pid); 415 tt_winch ();
369}
370 416
371/* INTPROTO */ 417 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
372void
373rxvt_scr_reset_realloc(pR)
374{
375 uint16_t total_rows, nrow;
376
377 nrow = R->TermWin.nrow;
378 total_rows = nrow + R->TermWin.saveLines;
379/* *INDENT-OFF* */
380 R->screen.text = (text_t **)rxvt_realloc(R->screen.text, total_rows * sizeof(text_t *));
381 R->buf_text = (text_t **)rxvt_realloc(R->buf_text , total_rows * sizeof(text_t *));
382 R->drawn_text = (text_t **)rxvt_realloc(R->drawn_text , nrow * sizeof(text_t *));
383 R->swap.text = (text_t **)rxvt_realloc(R->swap.text , nrow * sizeof(text_t *));
384
385 R->screen.tlen = (int16_t *)rxvt_realloc(R->screen.tlen, total_rows * sizeof(int16_t));
386 R->swap.tlen = (int16_t *)rxvt_realloc(R->swap.tlen , total_rows * sizeof(int16_t));
387
388 R->screen.rend = (rend_t **)rxvt_realloc(R->screen.rend, total_rows * sizeof(rend_t *));
389 R->buf_rend = (rend_t **)rxvt_realloc(R->buf_rend , total_rows * sizeof(rend_t *));
390 R->drawn_rend = (rend_t **)rxvt_realloc(R->drawn_rend , nrow * sizeof(rend_t *));
391 R->swap.rend = (rend_t **)rxvt_realloc(R->swap.rend , nrow * sizeof(rend_t *));
392/* *INDENT-ON* */
393} 418}
394 419
395/* ------------------------------------------------------------------------- */ 420/* ------------------------------------------------------------------------- */
396/* 421/*
397 * Free everything. That way malloc debugging can find leakage. 422 * Free everything. That way malloc debugging can find leakage.
398 */ 423 */
399/* EXTPROTO */
400void 424void
401rxvt_scr_release(pR) 425rxvt_term::scr_release () NOTHROW
402{ 426{
403 uint16_t total_rows; 427 if (row_buf)
404 int i;
405
406 total_rows = R->TermWin.nrow + R->TermWin.saveLines;
407 for (i = 0; i < total_rows; i++) {
408 if (R->screen.text[i]) { /* then so is R->screen.rend[i] */
409 free(R->screen.text[i]);
410#ifdef DEBUG_STRICT
411 assert(R->screen.rend[i]);
412#endif
413 free(R->screen.rend[i]);
414 }
415 } 428 {
416 for (i = 0; i < R->TermWin.nrow; i++) { 429 delete talloc; talloc = 0;
417 free(R->drawn_text[i]); 430 delete ralloc; ralloc = 0;
418 free(R->drawn_rend[i]); 431
419 free(R->swap.text[i]); 432 free (row_buf);
420 free(R->swap.rend[i]); 433 free (swap_buf);
421 } 434 free (drawn_buf);
422 free(R->screen.text); 435 row_buf = 0; // signal that we freed all the arrays above
423 free(R->screen.tlen); 436
424 free(R->screen.rend);
425 free(R->drawn_text);
426 free(R->drawn_rend);
427 free(R->swap.text);
428 free(R->swap.tlen);
429 free(R->swap.rend);
430 free(R->buf_text);
431 free(R->buf_rend);
432 free(R->tabs); 437 free (tabs);
433 438 tabs = 0;
434/* NULL these so if anything tries to use them, we'll know about it */ 439 }
435 R->screen.text = R->drawn_text = R->swap.text = NULL;
436 R->screen.rend = R->drawn_rend = R->swap.rend = NULL;
437 R->screen.tlen = R->swap.tlen = NULL;
438 R->buf_text = NULL;
439 R->buf_rend = NULL;
440 R->tabs = NULL;
441} 440}
442 441
443/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
444/* 443/*
445 * Hard reset 444 * Hard/Soft reset
446 */ 445 */
447/* EXTPROTO */
448void 446void
449rxvt_scr_poweron(pR) 447rxvt_term::scr_poweron ()
450{ 448{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 449 scr_release ();
454 R->prev_nrow = R->prev_ncol = 0; 450 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 451 rvideo_mode = false;
452 scr_soft_reset ();
453 scr_reset ();
456 454
457 rxvt_scr_clear(aR); 455 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 456 scr_refresh ();
459#ifdef RXVT_GRAPHICS 457}
460 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 ();
461#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);
462} 473}
463 474
464/* ------------------------------------------------------------------------- * 475/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 476 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 477 * ------------------------------------------------------------------------- */
467/* 478/*
468 * Save and Restore cursor 479 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 480 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 481 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 482 */
472/* EXTPROTO */
473void 483void
474rxvt_scr_cursor(pR_ int mode) 484rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
475{ 485{
476 screen_t *s; 486 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 487
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 488#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->current_screen == SECONDARY) 489 if (current_screen == SECONDARY)
482 s = &(R->swap); 490 s = &swap;
483 else 491 else
484#endif 492#endif
485 s = &(R->screen); 493 s = &screen;
494
486 switch (mode) { 495 switch (mode)
496 {
487 case SAVE: 497 case SAVE:
488 s->s_cur.row = s->cur.row; 498 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 499 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->rstyle; 500 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 501 s->s_charset = screen.charset;
492 s->s_charset_char = R->charsets[s->charset]; 502 s->s_charset_char = charsets[screen.charset];
493 break; 503 break;
504
494 case RESTORE: 505 case RESTORE:
495 R->want_refresh = 1; 506 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 507 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 508 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 509 screen.flags &= ~Screen_WrapNext;
499 R->rstyle = s->s_rstyle; 510 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 511 screen.charset = s->s_charset;
501 R->charsets[s->charset] = s->s_charset_char; 512 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 513 set_font_style ();
503 break; 514 break;
504 } 515 }
516
505/* boundary check in case screen size changed between SAVE and RESTORE */ 517 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 518 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 519 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 520 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 521 assert (s->cur.col >= 0);
511#else /* drive with your eyes closed */ 522}
512 MAX_IT(s->cur.row, 0); 523
513 MAX_IT(s->cur.col, 0); 524void
514#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);
515} 537}
516 538
517/* ------------------------------------------------------------------------- */ 539/* ------------------------------------------------------------------------- */
518/* 540/*
519 * Swap between primary and secondary screens 541 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 542 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 543 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 544 */
523/* EXTPROTO */ 545void
524int
525rxvt_scr_change_screen(pR_ int scrn) 546rxvt_term::scr_change_screen (int scrn)
526{ 547{
527 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
528#if NSCREENS 558#if NSCREENS
529 int offset; 559 if (option (Opt_secondaryScreen))
530#endif 560 {
531
532 R->want_refresh = 1;
533
534 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
535
536 R->TermWin.view_start = 0;
537 RESET_CHSTAT(R);
538
539 if (R->current_screen == scrn)
540 return R->current_screen;
541
542 rxvt_selection_check(aR_ 2); /* check for boundary cross */
543
544 SWAP_IT(R->current_screen, scrn, int);
545#if NSCREENS
546 R->num_scr = 0; 561 num_scr = 0;
547 offset = R->TermWin.saveLines; 562
548 for (i = R->prev_nrow; i--;) { 563 scr_swap_screen ();
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 564
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 565 ::swap (screen.charset, swap.charset);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 566 ::swap (screen.flags, swap.flags);
552 }
553 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
554 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
555# ifdef DEBUG_STRICT
556 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
557 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
558# else /* drive with your eyes closed */
559 MAX_IT(R->screen.cur.row, 0);
560 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
561 MAX_IT(R->screen.cur.col, 0);
562 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
563# endif
564 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
565 SWAP_IT(R->screen.flags, R->swap.flags, int);
566 R->screen.flags |= Screen_VisibleCursor; 567 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 568 swap.flags |= Screen_VisibleCursor;
568
569# ifdef RXVT_GRAPHICS
570
571 if (rxvt_Gr_Displayed(aR)) {
572 rxvt_Gr_scroll(aR_ 0);
573 rxvt_Gr_ChangeScreen(aR);
574 } 569 }
570 else
575# endif 571#endif
576#else 572 if (option (Opt_secondaryScroll))
577# ifdef SCROLL_ON_NO_SECONDARY
578# ifdef RXVT_GRAPHICS
579 if (rxvt_Gr_Displayed(aR))
580 rxvt_Gr_ClearScreen(aR);
581# endif
582 if (R->current_screen == PRIMARY
583# ifdef RXVT_GRAPHICS
584 && !rxvt_Gr_Displayed(aR)
585# endif
586 )
587 rxvt_scroll_text(aR_ 0, (R->prev_nrow - 1), R->prev_nrow, 0); 573 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
588# endif 574}
589#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))
590 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++;
591} 591}
592 592
593/* ------------------------------------------------------------------------- */ 593/* ------------------------------------------------------------------------- */
594/* 594/*
595 * Change the colour for following text 595 * Change the colour for following text
596 */ 596 */
597/* EXTPROTO */
598void 597void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 598rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 599{
600 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 601 color = fgbg;
602
602 if (fgbg == Color_fg) 603 if (fgbg == Color_fg)
603 R->rstyle = SET_FGCOLOR(R->rstyle, color); 604 rstyle = SET_FGCOLOR (rstyle, color);
604 else 605 else
605 R->rstyle = SET_BGCOLOR(R->rstyle, color); 606 rstyle = SET_BGCOLOR (rstyle, color);
606} 607}
607 608
608/* ------------------------------------------------------------------------- */ 609/* ------------------------------------------------------------------------- */
609/* 610/*
610 * Change the rendition style for following text 611 * Change the rendition style for following text
611 */ 612 */
612/* EXTPROTO */
613void 613void
614rxvt_scr_rendition(pR_ int set, int style) 614rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 615{
616 if (set) 616 if (set)
617 R->rstyle |= style; 617 rstyle |= style;
618 else if (style == ~RS_None) 618 else if (style == ~RS_None)
619 R->rstyle = DEFAULT_RSTYLE; 619 rstyle = DEFAULT_RSTYLE;
620 else 620 else
621 R->rstyle &= ~style; 621 rstyle &= ~style;
622} 622}
623 623
624/* ------------------------------------------------------------------------- */ 624/* ------------------------------------------------------------------------- */
625/* 625/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 626 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 627 * count positive ==> scroll up
628 * count negative ==> scroll down 628 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 629 */
631/* EXTPROTO */
632int 630int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 631rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
634{ 632{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 633 if (count == 0 || (row1 > row2))
639 return 0; 634 return 0;
640 635
641 R->want_refresh = 1; 636 want_refresh = 1;
642 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;
643 638
644 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 639 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 640 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 641 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 642 {
643 top_row = max (top_row - count, -saveLines);
644
645 // scroll everything up 'count' lines
646 term_start = (term_start + count) % total_rows;
647
648 // sever bottommost line
649 {
650 line_t &l = ROW(row2 - count);
651 l.is_longer (0);
652 l.touch ();
653 }
654
655 // erase newly scrolled-in lines
656 for (int i = count; i--; )
657 {
658 line_t &l = ROW(nrow - 1 - i);
659
660 // optimize if already cleared, can be significant on slow machines
661 // could be rolled into scr_blank_screen_mem
662 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
663 {
664 scr_blank_line (l, 0, l.l, rstyle);
665 l.l = 0;
666 l.f = 0;
667 }
648 else 668 else
649 R->TermWin.nscrolled = (uint16_t)nscrolled; 669 scr_blank_screen_mem (l, rstyle);
650 if ((R->Options & Opt_scrollWithBuffer) 670 }
651 && R->TermWin.view_start != 0
652 && R->TermWin.view_start != R->TermWin.saveLines)
653 rxvt_scr_page(aR_ UP, count);
654 } else if (!spec)
655 row1 += R->TermWin.saveLines;
656 row2 += R->TermWin.saveLines;
657 671
672 // now copy lines below the scroll region bottom to the
673 // bottom of the screen again, so they look as if they
674 // hadn't moved.
675 for (int i = nrow; --i > row2; )
676 {
677 line_t &l1 = ROW(i - count);
678 line_t &l2 = ROW(i);
679
680 ::swap (l1, l2);
681 l2.touch ();
682 }
683
684 // move and/or clear selection, if any
658 if (R->selection.op && R->current_screen == R->selection.screen) { 685 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 686 {
660 j = R->selection.end.row + R->TermWin.saveLines; 687 selection.beg.row -= count;
661 if ((i < row1 && j > row1) 688 selection.end.row -= count;
662 || (i < row2 && j > row2) 689 selection.mark.row -= count;
663 || (i - count < row1 && i >= row1) 690
664 || (i - count > row2 && i <= row2) 691 if (selection.beg.row < top_row
665 || (j - count < row1 && j >= row1) 692 || selection.end.row < top_row
666 || (j - count > row2 && j <= row2)) { 693 || selection.mark.row < top_row)
694 {
667 CLEAR_ALL_SELECTION(R); 695 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 696 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 697 }
698 }
699
700 // finally move the view window, if desired
701 if (option (Opt_scrollWithBuffer)
702 && view_start != 0
703 && view_start != -saveLines)
704 scr_page (UP, count);
705
706 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
707 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
708 }
709 else
710 {
711 if (selection.op && current_screen == selection.screen)
712 {
713 if ((selection.beg.row < row1 && selection.end.row > row1)
714 || (selection.beg.row < row2 && selection.end.row > row2)
715 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
716 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
717 || (selection.end.row - count < row1 && selection.end.row >= row1)
718 || (selection.end.row - count > row2 && selection.end.row <= row2))
719 {
720 CLEAR_ALL_SELECTION ();
721 selection.op = SELECTION_CLEAR;
722 }
723 else if (selection.end.row >= row1 && selection.end.row <= row2)
724 {
670 /* move selected region too */ 725 /* move selected region too */
671 R->selection.beg.row -= count; 726 selection.beg.row -= count;
672 R->selection.end.row -= count; 727 selection.end.row -= count;
673 R->selection.mark.row -= count; 728 selection.mark.row -= count;
729
730 selection_check (0);
731 }
732 }
733
734 // use a simple and robust scrolling algorithm, this
735 // part of scr_scroll_text is not time-critical.
736
737 int rows = row2 - row1 + 1;
738
739 min_it (count, rows);
740
741 line_t *temp_buf = row_buf + total_rows;
742
743 for (int row = 0; row < rows; row++)
674 } 744 {
675 } 745 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 746
678 R->num_scr += count; 747 if (!IN_RANGE_EXC (row + count, 0, rows))
679 j = count; 748 scr_blank_screen_mem (temp_buf [row], rstyle);
680 if (count < 0)
681 count = -count;
682 i = row2 - row1 + 1;
683 MIN_IT(count, i);
684
685 if (j > 0) {
686/* A: scroll up */
687
688/* A1: Copy lines that will get clobbered by the rotation */
689 for (i = 0, j = row1; i < count; i++, j++) {
690 R->buf_text[i] = R->screen.text[j];
691 R->buf_rend[i] = R->screen.rend[j];
692 } 749 }
693/* A2: Rotate lines */
694 for (j = row1, i = j + count; i <= row2; i++, j++) {
695 R->screen.tlen[j] = R->screen.tlen[i];
696 R->screen.text[j] = R->screen.text[i];
697 R->screen.rend[j] = R->screen.rend[i];
698 }
699 j = row2 - count + 1, i = count;
700 } else /* if (j < 0) */ {
701/* B: scroll down */
702 750
703/* B1: Copy lines that will get clobbered by the rotation */ 751 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 752 ROW(row1 + row) = temp_buf [row];
705 R->buf_text[i] = R->screen.text[j];
706 R->buf_rend[i] = R->screen.rend[j];
707 }
708/* B2: Rotate lines */
709 for (j = row2, i = j - count; i >= row1; i--, j--) {
710 R->screen.tlen[j] = R->screen.tlen[i];
711 R->screen.text[j] = R->screen.text[i];
712 R->screen.rend[j] = R->screen.rend[i];
713 }
714 j = row1, i = count;
715 count = -count;
716 } 753 }
717 754
718/* C: Resurrect lines */
719 for (; i--; j++) {
720 R->screen.tlen[j] = 0;
721 R->screen.text[j] = R->buf_text[i];
722 R->screen.rend[j] = R->buf_rend[i];
723 if (!spec) /* line length may not equal TermWin.ncol */
724 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
725 (unsigned int)j, R->rstyle);
726 }
727
728#ifdef RXVT_GRAPHICS
729 if (rxvt_Gr_Displayed(aR))
730 rxvt_Gr_scroll(aR_ count);
731#endif
732 return count; 755 return count;
733} 756}
734 757
735/* ------------------------------------------------------------------------- */ 758/* ------------------------------------------------------------------------- */
736/* 759/*
737 * Add text given in <str> of length <len> to screen struct 760 * Add text given in <str> of length <len> to screen struct
738 */ 761 */
739/* EXTPROTO */
740void 762void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 763rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 764{
743 unsigned char checksel, clearsel;
744 uint32_t c;
745 int i, row, last_col;
746 text_t *stp;
747 rend_t *srp;
748
749 if (len <= 0) /* sanity */ 765 if (len <= 0) /* sanity */
750 return; 766 return;
751 767
768 unsigned char checksel;
769 unicode_t c;
770 int ncol = this->ncol;
771 const wchar_t *strend = str + len;
772
752 R->want_refresh = 1; 773 want_refresh = 1;
753 last_col = R->TermWin.ncol;
754
755 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
756 ZERO_SCROLLBACK(R); 774 ZERO_SCROLLBACK ();
775
757 if (nlines > 0) { 776 if (minlines > 0)
777 {
758 nlines += (R->screen.cur.row - R->screen.bscroll); 778 minlines += screen.cur.row - screen.bscroll;
779 min_it (minlines, screen.cur.row - top_row);
780
759 if ((nlines > 0) 781 if (minlines > 0
760 && (R->screen.tscroll == 0) 782 && screen.tscroll == 0
761 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 783 && screen.bscroll == nrow - 1)
784 {
762 /* _at least_ this many lines need to be scrolled */ 785 /* _at least_ this many lines need to be scrolled */
763 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 786 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
764 0);
765 R->screen.cur.row -= nlines; 787 screen.cur.row -= minlines;
766 } 788 }
767 } 789 }
768#ifdef DEBUG_STRICT 790
769 assert(R->screen.cur.col < last_col); 791 assert (screen.cur.col < ncol);
770 assert((R->screen.cur.row < R->TermWin.nrow) 792 assert (screen.cur.row < nrow
771 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 793 && screen.cur.row >= top_row);
772#else /* drive with your eyes closed */ 794 int row = screen.cur.row;
773 MIN_IT(R->screen.cur.col, last_col - 1);
774 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
775 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
776#endif
777 row = R->screen.cur.row + R->TermWin.saveLines;
778 795
779 checksel = (R->selection.op 796 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
780 && R->current_screen == R->selection.screen) ? 1 : 0;
781 clearsel = 0;
782 797
783 stp = R->screen.text[row]; 798 line_t *line = &ROW(row);
784 srp = R->screen.rend[row];
785 799
786 for (i = 0; i < len;) { 800 while (str < strend)
787 c = str[i++]; 801 {
788 switch (c) { 802 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 case '\t': 803
790 rxvt_scr_tab(aR_ 1); 804 if (ecb_unlikely (c < 0x20))
805 if (c == C0_LF)
806 {
807 max_it (line->l, screen.cur.col);
808
809 screen.flags &= ~Screen_WrapNext;
810
811 if (screen.cur.row == screen.bscroll)
812 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
813 else if (screen.cur.row < (nrow - 1))
814 row = ++screen.cur.row;
815
816 line = &ROW(row); /* _must_ refresh */
791 continue; 817 continue;
792 case '\n': 818 }
793 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 819 else if (c == C0_CR)
794 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 820 {
821 max_it (line->l, screen.cur.col);
822
795 R->screen.flags &= ~Screen_WrapNext; 823 screen.flags &= ~Screen_WrapNext;
796 if (R->screen.cur.row == R->screen.bscroll) 824 screen.cur.col = 0;
797 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0);
798 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
799 row = (++R->screen.cur.row) + R->TermWin.saveLines;
800 stp = R->screen.text[row]; /* _must_ refresh */
801 srp = R->screen.rend[row]; /* _must_ refresh */
802 RESET_CHSTAT(R);
803 continue; 825 continue;
804 case '\r': 826 }
805 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 827 else if (c == C0_HT)
806 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 828 {
807 R->screen.flags &= ~Screen_WrapNext; 829 scr_tab (1, true);
808 R->screen.cur.col = 0;
809 RESET_CHSTAT(R);
810 continue; 830 continue;
811 default:
812 if (c == 127)
813 continue; /* yummmm..... */
814 break;
815 } 831 }
816 832
833 if (ecb_unlikely (
817 if (checksel /* see if we're writing within selection */ 834 checksel /* see if we're writing within selection */
818 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 835 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
819 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 836 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
837 ))
838 {
820 checksel = 0; 839 checksel = 0;
821 clearsel = 1; 840 /*
841 * If we wrote anywhere in the selected area, kill the selection
842 * XXX: should we kill the mark too? Possibly, but maybe that
843 * should be a similar check.
844 */
845 CLEAR_SELECTION ();
846 }
847
848 if (ecb_unlikely (screen.flags & Screen_WrapNext))
822 } 849 {
823 if (R->screen.flags & Screen_WrapNext) { 850 scr_do_wrap ();
824 R->screen.tlen[row] = -1; 851
825 if (R->screen.cur.row == R->screen.bscroll) 852 line->l = ncol;
826 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 853 line->is_longer (1);
827 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 854
828 row = (++R->screen.cur.row) + R->TermWin.saveLines; 855 row = screen.cur.row;
829 stp = R->screen.text[row]; /* _must_ refresh */ 856 line = &ROW(row); /* _must_ refresh */
830 srp = R->screen.rend[row]; /* _must_ refresh */ 857 }
831 R->screen.cur.col = 0; 858
832 R->screen.flags &= ~Screen_WrapNext; 859 // some utf-8 decoders "decode" surrogate characters: let's fix this.
860 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
861 c = 0xfffd;
862
863 // rely on wcwidth to tell us the character width, do wcwidth before
864 // further replacements, as wcwidth might return -1 for the line
865 // drawing characters below as they might be invalid in the current
866 // locale.
867 int width = WCWIDTH (c);
868
869 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
833 } 870 {
834 if (R->screen.flags & Screen_Insert) 871 // vt100 special graphics and line drawing
835 rxvt_scr_insdel_chars(aR_ 1, INSERT); 872 // 5f-7e standard vt100
873 // 40-5e rxvt extension for extra curses acs chars
874 static uint16_t vt100_0[62] = { // 41 .. 7e
875 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
876 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
877 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
878 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
879 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
880 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
881 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
882 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
883 };
836 884
837 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 885 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
838 switch (c)
839 { 886 {
840 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 887 c = vt100_0[c - 0x41];
841 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 888 width = 1; // vt100 line drawing characters are always single-width
842 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
843 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
844 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
845 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
846 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
847 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
848 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
849 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
850 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
851 } 889 }
890 }
852 891
853 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 892 if (ecb_unlikely (screen.flags & Screen_Insert))
893 scr_insdel_chars (width, INSERT);
854 894
855 stp[R->screen.cur.col] = c; 895 if (width != 0)
856 srp[R->screen.cur.col] = rend;
857
858 if (c > 255)
859 { 896 {
860 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 897#if !UNICODE_3
861 int width = wcwidth (c); 898 // trim characters we can't store directly :(
899 if (c >= 0x10000)
900# if ENABLE_COMBINING
901 c = rxvt_composite.compose (c); // map to lower 16 bits
902# else
903 c = 0xfffd;
904# endif
905#endif
906
907 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
908
909 // if the character doesn't fit into the remaining columns...
910 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
862 911 {
863 if (width > 1)
864 {
865 while (--width > 0 && R->screen.cur.col < last_col - 1)
866 {
867
868 srp[R->screen.cur.col] |= RS_wide;
869
870 R->screen.cur.col++;
871 stp[R->screen.cur.col] = NOCHAR;
872 srp[R->screen.cur.col] = rend;
873 }
874 }
875 }
876
877 if (R->screen.cur.col < last_col - 1)
878 R->screen.cur.col++;
879 else {
880 R->screen.tlen[row] = last_col;
881 if (R->screen.flags & Screen_Autowrap) 912 if (screen.flags & Screen_Autowrap)
913 {
914 // ... artificially enlargen the previous one
915 c = NOCHAR;
916 // and try the same character next loop iteration
917 --str;
918 }
919 else
920 screen.cur.col = ncol - width;
921 }
922
923 // nuke the character at this position, if required
924 // due to wonderful coincidences everywhere else in this loop
925 // we never have to check for overwriting a wide char itself,
926 // only its tail.
927 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
928 scr_kill_char (*line, screen.cur.col);
929
930 line->touch ();
931
932 do
933 {
934 line->t[screen.cur.col] = c;
935 line->r[screen.cur.col] = rend;
936
937 if (ecb_likely (screen.cur.col < ncol - 1))
938 screen.cur.col++;
939 else
940 {
941 line->l = ncol;
942 if (screen.flags & Screen_Autowrap)
882 R->screen.flags |= Screen_WrapNext; 943 screen.flags |= Screen_WrapNext;
944
945 goto end_of_line;
946 }
947
948 c = NOCHAR;
949 }
950 while (ecb_unlikely (--width > 0));
951
952 // pad with spaces when overwriting wide character with smaller one
953 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
954 {
955 line->t[c] = ' ';
956 line->r[c] = rend;
957 }
958
959end_of_line:
960 ;
961 }
962#if ENABLE_COMBINING
963 else // width == 0
883 } 964 {
884 } 965 if (c != 0xfeff) // ignore BOM
885 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 966 {
886 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 967 // handle combining characters
968 // we just tag the accent on the previous on-screen character.
969 // this is arguably not correct, but also arguably not wrong.
970 // we don't handle double-width characters nicely yet.
971 line_t *linep;
972 text_t *tp;
973 rend_t *rp;
887 974
888/* 975 if (screen.cur.col > 0)
889 * If we wrote anywhere in the selected area, kill the selection 976 {
890 * XXX: should we kill the mark too? Possibly, but maybe that 977 linep = line;
891 * should be a similar check. 978 tp = line->t + screen.cur.col - 1;
892 */ 979 rp = line->r + screen.cur.col - 1;
893 if (clearsel) 980 }
894 CLEAR_SELECTION(R); 981 else if (screen.cur.row > 0
982 && ROW(screen.cur.row - 1).is_longer ())
983 {
984 linep = &ROW(screen.cur.row - 1);
985 tp = line->t + ncol - 1;
986 rp = line->r + ncol - 1;
987 }
988 else
989 continue;
895 990
896#ifdef DEBUG_STRICT 991 linep->touch ();
992
993 while (*tp == NOCHAR && tp > linep->t)
994 tp--, rp--;
995
996 // first try to find a precomposed character
997 unicode_t n = rxvt_compose (*tp, c);
998 if (n == NOCHAR)
999 n = rxvt_composite.compose (*tp, c);
1000
1001 *tp = n;
1002 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1003 }
1004 }
1005#endif
1006 }
1007
1008 max_it (line->l, screen.cur.col);
1009
897 assert(R->screen.cur.row >= 0); 1010 assert (screen.cur.row >= 0);
898#else /* drive with your eyes closed */
899 MAX_IT(R->screen.cur.row, 0);
900#endif
901} 1011}
902 1012
903/* ------------------------------------------------------------------------- */ 1013/* ------------------------------------------------------------------------- */
904/* 1014/*
905 * Process Backspace. Move back the cursor back a position, wrap if have to 1015 * Process Backspace. Move back the cursor back a position, wrap if have to
906 * XTERM_SEQ: CTRL-H 1016 * XTERM_SEQ: CTRL-H
907 */ 1017 */
908/* EXTPROTO */
909void 1018void
910rxvt_scr_backspace(pR) 1019rxvt_term::scr_backspace () NOTHROW
911{ 1020{
912 RESET_CHSTAT(R);
913 R->want_refresh = 1;
914 if (R->screen.cur.col == 0) { 1021 if (screen.cur.col == 0)
1022 {
915 if (R->screen.cur.row > 0) { 1023 if (screen.cur.row > 0)
1024 {
916#ifdef TERMCAP_HAS_BW 1025#ifdef TERMCAP_HAS_BW
917 R->screen.cur.col = R->TermWin.ncol - 1; 1026 screen.cur.col = ncol - 1;
918 R->screen.cur.row--; 1027 --screen.cur.row;
919 return; 1028
1029 want_refresh = 1;
920#endif 1030#endif
921 } 1031 }
1032 }
922 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1033 else if (screen.flags & Screen_WrapNext)
923 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
924 R->screen.flags &= ~Screen_WrapNext; 1034 screen.flags &= ~Screen_WrapNext;
1035 else
1036 scr_gotorc (0, -1, RELATIVE);
925} 1037}
926 1038
927/* ------------------------------------------------------------------------- */ 1039/* ------------------------------------------------------------------------- */
928/* 1040/*
929 * Process Horizontal Tab 1041 * Process Horizontal Tab
930 * count: +ve = forward; -ve = backwards 1042 * count: +ve = forward; -ve = backwards
931 * XTERM_SEQ: CTRL-I 1043 * XTERM_SEQ: CTRL-I
932 */ 1044 */
933/* EXTPROTO */
934void 1045void
935rxvt_scr_tab(pR_ int count) 1046rxvt_term::scr_tab (int count, bool ht) NOTHROW
936{ 1047{
937 int i, x; 1048 int i, x;
938 1049
939 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
940 R->want_refresh = 1; 1050 want_refresh = 1;
941 RESET_CHSTAT(R);
942 i = x = R->screen.cur.col; 1051 i = x = screen.cur.col;
1052
943 if (count == 0) 1053 if (count == 0)
944 return; 1054 return;
945 else if (count > 0) { 1055 else if (count > 0)
1056 {
1057 line_t &l = ROW(screen.cur.row);
1058 rend_t base_rend = l.r[i];
1059 ht &= l.t[i] == ' ';
1060
946 for (; ++i < R->TermWin.ncol; ) 1061 for (; ++i < ncol; )
947 if (R->tabs[i]) { 1062 if (tabs[i])
1063 {
948 x = i; 1064 x = i;
1065
949 if (!--count) 1066 if (!--count)
950 break; 1067 break;
1068 }
1069 else
1070 ht &= l.t[i] == ' '
1071 && RS_SAME (l.r[i], base_rend);
1072
1073 if (count)
1074 x = ncol - 1;
1075
1076 // store horizontal tab commands as characters inside the text
1077 // buffer so they can be selected and pasted.
1078 if (ht && option (Opt_pastableTabs))
1079 {
1080 base_rend = SET_FONT (base_rend, 0);
1081
1082 l.touch (x);
1083
1084 i = screen.cur.col;
1085
1086 l.t[i] = '\t';
1087 l.r[i] = base_rend;
1088
1089 while (++i < x)
1090 {
1091 l.t[i] = NOCHAR;
1092 l.r[i] = base_rend;
951 } 1093 }
952 if (count) 1094 }
953 x = R->TermWin.ncol - 1; 1095 }
954 } else /* if (count < 0) */ { 1096 else /* if (count < 0) */
1097 {
955 for (; --i >= 0; ) 1098 for (; --i >= 0; )
956 if (R->tabs[i]) { 1099 if (tabs[i])
957 x = i;
958 if (!++count)
959 break;
960 } 1100 {
961 if (count)
962 x = 0; 1101 x = i;
1102 if (!++count)
1103 break;
1104 }
1105
1106 if (count)
1107 x = 0;
963 } 1108 }
1109
964 if (x != R->screen.cur.col) 1110 if (x != screen.cur.col)
965 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1111 scr_gotorc (0, x, R_RELATIVE);
966} 1112}
967 1113
968/* ------------------------------------------------------------------------- */ 1114/* ------------------------------------------------------------------------- */
969/* 1115/*
970 * Process DEC Back Index 1116 * Process DEC Back Index
971 * XTERM_SEQ: ESC 6 1117 * XTERM_SEQ: ESC 6
972 * Move cursor left in row. If we're at the left boundary, shift everything 1118 * Move cursor left in row. If we're at the left boundary, shift everything
973 * in that row right. Clear left column. 1119 * in that row right. Clear left column.
974 */ 1120 */
975#ifndef NO_FRILLS 1121#if !ENABLE_MINIMAL
976/* EXTPROTO */
977void 1122void
978rxvt_scr_backindex(pR) 1123rxvt_term::scr_backindex () NOTHROW
979{ 1124{
980 if (R->screen.cur.col > 0) 1125 if (screen.cur.col > 0)
981 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1126 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
982 else { 1127 else
983 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
984 return; /* um, yeah? */
985 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1128 scr_insdel_chars (1, INSERT);
986 }
987} 1129}
988#endif 1130#endif
989/* ------------------------------------------------------------------------- */ 1131/* ------------------------------------------------------------------------- */
990/* 1132/*
991 * Process DEC Forward Index 1133 * Process DEC Forward Index
992 * XTERM_SEQ: ESC 9 1134 * XTERM_SEQ: ESC 9
993 * Move cursor right in row. If we're at the right boundary, shift everything 1135 * Move cursor right in row. If we're at the right boundary, shift everything
994 * in that row left. Clear right column. 1136 * in that row left. Clear right column.
995 */ 1137 */
996#ifndef NO_FRILLS 1138#if !ENABLE_MINIMAL
997/* EXTPROTO */
998void 1139void
999rxvt_scr_forwardindex(pR) 1140rxvt_term::scr_forwardindex () NOTHROW
1000{ 1141{
1001 int row;
1002
1003 if (R->screen.cur.col < R->TermWin.ncol - 1) 1142 if (screen.cur.col < ncol - 1)
1004 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1143 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1005 else { 1144 else
1006 row = R->screen.cur.row + R->TermWin.saveLines; 1145 {
1007 if (R->screen.tlen[row] == 0) 1146 line_t &l = ROW(screen.cur.row);
1008 return; /* um, yeah? */ 1147
1009 else if (R->screen.tlen[row] == -1) 1148 l.touch ();
1010 R->screen.tlen[row] = R->TermWin.ncol; 1149 l.is_longer (0);
1150
1011 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1151 scr_gotorc (0, 0, R_RELATIVE);
1012 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1152 scr_insdel_chars (1, DELETE);
1013 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1153 scr_gotorc (0, ncol - 1, R_RELATIVE);
1014 } 1154 }
1015} 1155}
1016#endif 1156#endif
1017 1157
1018/* ------------------------------------------------------------------------- */ 1158/* ------------------------------------------------------------------------- */
1019/* 1159/*
1020 * Goto Row/Column 1160 * Goto Row/Column
1021 */ 1161 */
1022/* EXTPROTO */
1023void 1162void
1024rxvt_scr_gotorc(pR_ int row, int col, int relative) 1163rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1025{ 1164{
1026 R->want_refresh = 1; 1165 want_refresh = 1;
1027 ZERO_SCROLLBACK(R); 1166 ZERO_SCROLLBACK ();
1028 RESET_CHSTAT(R);
1029#ifdef RXVT_GRAPHICS
1030 if (rxvt_Gr_Displayed(aR))
1031 rxvt_Gr_scroll(aR_ 0);
1032#endif
1033 1167
1034 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));
1035
1036 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1168 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1037 : col); 1169 clamp_it (screen.cur.col, 0, ncol - 1);
1038 MAX_IT(R->screen.cur.col, 0);
1039 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1040 1170
1041 R->screen.flags &= ~Screen_WrapNext; 1171 screen.flags &= ~Screen_WrapNext;
1172
1042 if (relative & R_RELATIVE) { 1173 if (relative & R_RELATIVE)
1174 {
1043 if (row > 0) { 1175 if (row > 0)
1176 {
1044 if (R->screen.cur.row <= R->screen.bscroll 1177 if (screen.cur.row <= screen.bscroll
1045 && (R->screen.cur.row + row) > R->screen.bscroll) 1178 && (screen.cur.row + row) > screen.bscroll)
1046 R->screen.cur.row = R->screen.bscroll; 1179 screen.cur.row = screen.bscroll;
1047 else 1180 else
1048 R->screen.cur.row += row;
1049 } else if (row < 0) {
1050 if (R->screen.cur.row >= R->screen.tscroll
1051 && (R->screen.cur.row + row) < R->screen.tscroll)
1052 R->screen.cur.row = R->screen.tscroll;
1053 else
1054 R->screen.cur.row += row;
1055 }
1056 } else {
1057 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1058 R->screen.cur.row = row + R->screen.tscroll;
1059 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1060 } else
1061 R->screen.cur.row = row; 1181 screen.cur.row += row;
1182 }
1183 else if (row < 0)
1184 {
1185 if (screen.cur.row >= screen.tscroll
1186 && (screen.cur.row + row) < screen.tscroll)
1187 screen.cur.row = screen.tscroll;
1188 else
1189 screen.cur.row += row;
1190 }
1191 }
1192 else
1062 } 1193 {
1063 MAX_IT(R->screen.cur.row, 0); 1194 if (screen.flags & Screen_Relative)
1064 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1195 {
1065} 1196 /* relative origin mode */
1197 screen.cur.row = row + screen.tscroll;
1198 min_it (screen.cur.row, screen.bscroll);
1199 }
1200 else
1201 screen.cur.row = row;
1202 }
1066 1203
1204 clamp_it (screen.cur.row, 0, nrow - 1);
1205}
1206
1067/* ------------------------------------------------------------------------- */ 1207/* ------------------------------------------------------------------------- */
1068/* 1208/*
1069 * direction should be UP or DN 1209 * direction should be UP or DN
1070 */ 1210 */
1071/* EXTPROTO */
1072void 1211void
1073rxvt_scr_index(pR_ enum page_dirn direction) 1212rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1074{ 1213{
1075 int dirn; 1214 int dirn;
1076 1215
1077 R->want_refresh = 1; 1216 want_refresh = 1;
1217 ZERO_SCROLLBACK ();
1218
1078 dirn = ((direction == UP) ? 1 : -1); 1219 dirn = ((direction == UP) ? 1 : -1);
1079 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1080 1220
1081 ZERO_SCROLLBACK(R);
1082 RESET_CHSTAT(R);
1083
1084#ifdef RXVT_GRAPHICS
1085 if (rxvt_Gr_Displayed(aR))
1086 rxvt_Gr_scroll(aR_ 0);
1087#endif
1088
1089 R->screen.flags &= ~Screen_WrapNext; 1221 screen.flags &= ~Screen_WrapNext;
1222
1090 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1223 if ((screen.cur.row == screen.bscroll && direction == UP)
1091 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1224 || (screen.cur.row == screen.tscroll && direction == DN))
1092 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1225 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1093 else 1226 else
1094 R->screen.cur.row += dirn; 1227 screen.cur.row += dirn;
1095 MAX_IT(R->screen.cur.row, 0); 1228
1096 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1229 clamp_it (screen.cur.row, 0, nrow - 1);
1097 rxvt_selection_check(aR_ 0); 1230 selection_check (0);
1098} 1231}
1099 1232
1100/* ------------------------------------------------------------------------- */ 1233/* ------------------------------------------------------------------------- */
1101/* 1234/*
1102 * Erase part or whole of a line 1235 * Erase part or whole of a line
1103 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1236 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1104 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1237 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1105 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1238 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1239 * extension: clear to right unless wrapped: ESC [ 3 K
1106 */ 1240 */
1107/* EXTPROTO */
1108void 1241void
1109rxvt_scr_erase_line(pR_ int mode) 1242rxvt_term::scr_erase_line (int mode) NOTHROW
1110{ 1243{
1111 unsigned int row, col, num; 1244 unsigned int col, num;
1112 1245
1113 R->want_refresh = 1; 1246 want_refresh = 1;
1114 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1115 ZERO_SCROLLBACK(R); 1247 ZERO_SCROLLBACK ();
1116 RESET_CHSTAT(R);
1117 1248
1118#ifdef RXVT_GRAPHICS
1119 if (rxvt_Gr_Displayed(aR))
1120 rxvt_Gr_scroll(aR_ 0);
1121#endif
1122
1123 rxvt_selection_check(aR_ 1); 1249 selection_check (1);
1124 1250
1125 R->screen.flags &= ~Screen_WrapNext; 1251 line_t &line = ROW(screen.cur.row);
1126 1252
1127 row = R->TermWin.saveLines + R->screen.cur.row; 1253 line.touch ();
1254 line.is_longer (0);
1255
1128 switch (mode) { 1256 switch (mode)
1257 {
1258 case 3:
1259 if (screen.flags & Screen_WrapNext)
1260 return;
1261
1262 /* fall through */
1263
1129 case 0: /* erase to end of line */ 1264 case 0: /* erase to end of line */
1130 col = R->screen.cur.col; 1265 col = screen.cur.col;
1131 num = R->TermWin.ncol - col; 1266 num = ncol - col;
1132 MIN_IT(R->screen.tlen[row], (int16_t)col); 1267 min_it (line.l, col);
1268
1133 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1269 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1134 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1270 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1135 CLEAR_SELECTION(R); 1271 CLEAR_SELECTION ();
1136 break; 1272 break;
1273
1137 case 1: /* erase to beginning of line */ 1274 case 1: /* erase to beginning of line */
1138 col = 0; 1275 col = 0;
1139 num = R->screen.cur.col + 1; 1276 num = screen.cur.col + 1;
1277
1140 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1278 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1141 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1279 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1142 CLEAR_SELECTION(R); 1280 CLEAR_SELECTION ();
1143 break; 1281 break;
1282
1144 case 2: /* erase whole line */ 1283 case 2: /* erase whole line */
1145 col = 0; 1284 col = 0;
1146 num = R->TermWin.ncol; 1285 num = ncol;
1147 R->screen.tlen[row] = 0; 1286 line.l = 0;
1148 if (R->selection.beg.row <= R->screen.cur.row 1287 if (selection.beg.row <= screen.cur.row
1149 && R->selection.end.row >= R->screen.cur.row) 1288 && selection.end.row >= screen.cur.row)
1150 CLEAR_SELECTION(R); 1289 CLEAR_SELECTION ();
1151 break; 1290 break;
1152 default: 1291 default:
1153 return; 1292 return;
1154 } 1293 }
1155 if (R->screen.text[row]) 1294
1156 rxvt_blank_line(aR_ 1295 scr_blank_line (line, col, num, rstyle);
1157 &(R->screen.text[row][col]),
1158 &(R->screen.rend[row][col]), num, R->rstyle);
1159 else
1160 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1161 R->rstyle);
1162} 1296}
1163 1297
1164/* ------------------------------------------------------------------------- */ 1298/* ------------------------------------------------------------------------- */
1165/* 1299/*
1166 * Erase part of whole of the screen 1300 * Erase part of whole of the screen
1167 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1301 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1168 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1302 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1169 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1303 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1170 */ 1304 */
1171/* EXTPROTO */
1172void 1305void
1173rxvt_scr_erase_screen(pR_ int mode) 1306rxvt_term::scr_erase_screen (int mode) NOTHROW
1174{ 1307{
1175 int num; 1308 int num;
1176 int32_t row, row_offset; 1309 int32_t row;
1177 rend_t ren; 1310 rend_t ren;
1178 XGCValues gcvalue; 1311 XGCValues gcvalue;
1179 1312
1180 R->want_refresh = 1; 1313 want_refresh = 1;
1181 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1182 ZERO_SCROLLBACK(R); 1314 ZERO_SCROLLBACK ();
1183 RESET_CHSTAT(R);
1184 row_offset = (int32_t)R->TermWin.saveLines;
1185 1315
1186 switch (mode) { 1316 switch (mode)
1317 {
1187 case 0: /* erase to end of screen */ 1318 case 0: /* erase to end of screen */
1188 rxvt_selection_check(aR_ 1); 1319 selection_check (1);
1189 rxvt_scr_erase_line(aR_ 0); 1320 scr_erase_line (0);
1190 row = R->screen.cur.row + 1; /* possible OOB */ 1321 row = screen.cur.row + 1; /* possible OOB */
1191 num = R->TermWin.nrow - row; 1322 num = nrow - row;
1192 break; 1323 break;
1193 case 1: /* erase to beginning of screen */ 1324 case 1: /* erase to beginning of screen */
1194 rxvt_selection_check(aR_ 3); 1325 selection_check (3);
1195 rxvt_scr_erase_line(aR_ 1); 1326 scr_erase_line (1);
1196 row = 0; 1327 row = 0;
1197 num = R->screen.cur.row; 1328 num = screen.cur.row;
1198 break; 1329 break;
1199 case 2: /* erase whole screen */ 1330 case 2: /* erase whole screen */
1200 rxvt_selection_check(aR_ 3); 1331 selection_check (3);
1201#ifdef RXVT_GRAPHICS
1202 rxvt_Gr_ClearScreen(aR);
1203#endif
1204 row = 0; 1332 row = 0;
1205 num = R->TermWin.nrow; 1333 num = nrow;
1206 break; 1334 break;
1207 default: 1335 default:
1208 return; 1336 return;
1209 } 1337 }
1210 R->refresh_type |= REFRESH_BOUNDS; 1338
1211 if (R->selection.op && R->current_screen == R->selection.screen 1339 if (selection.op && current_screen == selection.screen
1212 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1340 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1213 || (R->selection.end.row >= row 1341 || (selection.end.row >= row
1214 && R->selection.end.row <= row + num))) 1342 && selection.end.row <= row + num)))
1215 CLEAR_SELECTION(R); 1343 CLEAR_SELECTION ();
1344
1216 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1345 if (row >= nrow) /* Out Of Bounds */
1217 return; 1346 return;
1218 MIN_IT(num, (R->TermWin.nrow - row)); 1347
1348 min_it (num, nrow - row);
1349
1219 if (R->rstyle & (RS_RVid | RS_Uline)) 1350 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1220 ren = (rend_t) ~RS_None; 1351 ren = (rend_t) ~RS_None;
1221 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1352 else if (GET_BASEBG (rstyle) == Color_bg)
1353 {
1222 ren = DEFAULT_RSTYLE; 1354 ren = DEFAULT_RSTYLE;
1223 CLEAR_ROWS(row, num); 1355
1224 } else { 1356 if (mapped)
1357 XClearArea (dpy, vt, 0,
1358 Row2Pixel (row - view_start), (unsigned int)width,
1359 (unsigned int)Height2Pixel (num), False);
1360 }
1361 else
1362 {
1225 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1363 ren = rstyle & (RS_fgMask | RS_bgMask);
1226 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1364
1365 if (mapped)
1366 {
1367 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1227 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1368 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1228 ERASE_ROWS(row, num); 1369 XFillRectangle (dpy, vt, gc,
1370 0, Row2Pixel (row - view_start),
1371 (unsigned int)width,
1372 (unsigned int)Height2Pixel (num));
1229 gcvalue.foreground = R->PixColors[Color_fg]; 1373 gcvalue.foreground = pix_colors[Color_fg];
1230 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1374 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1375 }
1231 } 1376 }
1377
1232 for (; num--; row++) { 1378 for (; num--; row++)
1233 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1234 (unsigned int)(row + row_offset), R->rstyle);
1235 R->screen.tlen[row + row_offset] = 0;
1236 rxvt_blank_line(aR_
1237 R->drawn_text[row], R->drawn_rend[row],
1238 (unsigned int)R->TermWin.ncol, ren);
1239 } 1379 {
1380 scr_blank_screen_mem (ROW(row), rstyle);
1381
1382 if (row - view_start < nrow)
1383 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1384 }
1240} 1385}
1386
1387#if !ENABLE_MINIMAL
1388void
1389rxvt_term::scr_erase_savelines () NOTHROW
1390{
1391 want_refresh = 1;
1392 ZERO_SCROLLBACK ();
1393
1394 top_row = 0;
1395}
1396#endif
1241 1397
1242/* ------------------------------------------------------------------------- */ 1398/* ------------------------------------------------------------------------- */
1243/* 1399/*
1244 * Fill the screen with `E's 1400 * Fill the screen with `E's
1245 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1401 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1246 */ 1402 */
1247/* EXTPROTO */
1248void 1403void
1249rxvt_scr_E(pR) 1404rxvt_term::scr_E () NOTHROW
1250{ 1405{
1251 int i, j, k; 1406 rend_t fs;
1252 rend_t *r1, fs;
1253 1407
1254 R->want_refresh = 1; 1408 want_refresh = 1;
1255 R->num_scr_allow = 0;
1256 ZERO_SCROLLBACK(R); 1409 ZERO_SCROLLBACK ();
1257 RESET_CHSTAT(R); 1410
1411 num_scr_allow = 0;
1258 rxvt_selection_check(aR_ 3); 1412 selection_check (3);
1259 1413
1260 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1414 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1261 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1415 for (int row = nrow; row--; )
1262 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1416 {
1263 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1417 line_t &line = ROW(row);
1264 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1418
1419 fill_text (line.t, 'E', ncol);
1420 rend_t *r1 = line.r;
1421
1422 for (int j = ncol; j--; )
1265 *r1++ = fs; 1423 *r1++ = fs;
1424
1425 line.is_longer (0);
1426 line.touch (ncol);
1266 } 1427 }
1267} 1428}
1268 1429
1269/* ------------------------------------------------------------------------- */ 1430/* ------------------------------------------------------------------------- */
1270/* 1431/*
1271 * Insert/Delete <count> lines 1432 * Insert/Delete <count> lines
1272 */ 1433 */
1273/* EXTPROTO */
1274void 1434void
1275rxvt_scr_insdel_lines(pR_ int count, int insdel) 1435rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1276{ 1436{
1277 int end; 1437 int end;
1278 1438
1279 ZERO_SCROLLBACK(R); 1439 ZERO_SCROLLBACK ();
1280 RESET_CHSTAT(R);
1281 1440
1282#ifdef RXVT_GRAPHICS
1283 if (rxvt_Gr_Displayed(aR))
1284 rxvt_Gr_scroll(aR_ 0);
1285#endif
1286
1287 rxvt_selection_check(aR_ 1); 1441 selection_check (1);
1288 1442
1289 if (R->screen.cur.row > R->screen.bscroll) 1443 if (screen.cur.row > screen.bscroll)
1444 return;
1445
1446 end = screen.bscroll - screen.cur.row + 1;
1447 if (count > end)
1448 {
1449 if (insdel == DELETE)
1290 return; 1450 return;
1291
1292 end = R->screen.bscroll - R->screen.cur.row + 1;
1293 if (count > end) {
1294 if (insdel == DELETE)
1295 return;
1296 else if (insdel == INSERT) 1451 else if (insdel == INSERT)
1297 count = end; 1452 count = end;
1298 } 1453 }
1299 R->screen.flags &= ~Screen_WrapNext;
1300 1454
1455 scr_do_wrap ();
1456
1301 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1457 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1302 0);
1303} 1458}
1304 1459
1305/* ------------------------------------------------------------------------- */ 1460/* ------------------------------------------------------------------------- */
1306/* 1461/*
1307 * Insert/Delete <count> characters from the current position 1462 * Insert/Delete <count> characters from the current position
1308 */ 1463 */
1309/* EXTPROTO */
1310void 1464void
1311rxvt_scr_insdel_chars(pR_ int count, int insdel) 1465rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1312{ 1466{
1313 int col, row;
1314 rend_t tr;
1315 text_t *stp;
1316 rend_t *srp;
1317 int16_t *slp;
1318
1319 R->want_refresh = 1; 1467 want_refresh = 1;
1320 ZERO_SCROLLBACK(R); 1468 ZERO_SCROLLBACK ();
1321#if 0
1322 RESET_CHSTAT(R);
1323#endif
1324 1469
1325#ifdef RXVT_GRAPHICS
1326 if (rxvt_Gr_Displayed(aR))
1327 rxvt_Gr_scroll(aR_ 0);
1328#endif
1329
1330 if (count <= 0) 1470 if (count <= 0)
1331 return; 1471 return;
1332 1472
1473 scr_do_wrap ();
1474
1333 rxvt_selection_check(aR_ 1); 1475 selection_check (1);
1334 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1476 min_it (count, ncol - screen.cur.col);
1335 1477
1336 row = R->screen.cur.row + R->TermWin.saveLines; 1478 int row = screen.cur.row;
1337 R->screen.flags &= ~Screen_WrapNext;
1338 1479
1339 stp = R->screen.text[row]; 1480 line_t *line = &ROW(row);
1340 srp = R->screen.rend[row]; 1481
1341 slp = &(R->screen.tlen[row]); 1482 line->touch ();
1483 line->is_longer (0);
1484
1485 // nuke wide spanning the start
1486 if (line->t[screen.cur.col] == NOCHAR)
1487 scr_kill_char (*line, screen.cur.col);
1488
1342 switch (insdel) { 1489 switch (insdel)
1490 {
1343 case INSERT: 1491 case INSERT:
1344 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1492 line->l = min (line->l + count, ncol);
1345 col--) { 1493
1494 if (line->t[screen.cur.col] == NOCHAR)
1495 scr_kill_char (*line, screen.cur.col);
1496
1497 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1498 {
1346 stp[col] = stp[col - count]; 1499 line->t[col] = line->t[col - count];
1347 srp[col] = srp[col - count]; 1500 line->r[col] = line->r[col - count];
1348 } 1501 }
1349 if (*slp != -1) { 1502
1350 *slp += count;
1351 MIN_IT(*slp, R->TermWin.ncol);
1352 }
1353 if (R->selection.op && R->current_screen == R->selection.screen 1503 if (selection.op && current_screen == selection.screen
1354 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1504 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1505 {
1355 if (R->selection.end.row != R->screen.cur.row 1506 if (selection.end.row != screen.cur.row
1356 || (R->selection.end.col + count >= R->TermWin.ncol)) 1507 || (selection.end.col + count >= ncol))
1357 CLEAR_SELECTION(R); 1508 CLEAR_SELECTION ();
1509 else
1510 {
1358 else { /* shift selection */ 1511 /* shift selection */
1359 R->selection.beg.col += count; 1512 selection.beg.col += count;
1360 R->selection.mark.col += count; /* XXX: yes? */ 1513 selection.mark.col += count; /* XXX: yes? */
1361 R->selection.end.col += count; 1514 selection.end.col += count;
1362 } 1515 }
1363 } 1516 }
1364 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1517
1365 (unsigned int)count, R->rstyle); 1518 scr_blank_line (*line, screen.cur.col, count, rstyle);
1366 break; 1519 break;
1520
1367 case ERASE: 1521 case ERASE:
1368 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1522 screen.cur.col += count; /* don't worry if > ncol */
1369 rxvt_selection_check(aR_ 1); 1523 selection_check (1);
1370 R->screen.cur.col -= count; 1524 screen.cur.col -= count;
1371 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1525
1372 (unsigned int)count, R->rstyle); 1526 // nuke wide char after the end
1527 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1528 scr_kill_char (*line, screen.cur.col + count);
1529
1530 scr_blank_line (*line, screen.cur.col, count, rstyle);
1373 break; 1531 break;
1532
1374 case DELETE: 1533 case DELETE:
1375 tr = srp[R->TermWin.ncol - 1] 1534 line->l = max (line->l - count, 0);
1376 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1535
1536 // nuke wide char spanning the end
1537 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1538 scr_kill_char (*line, screen.cur.col + count);
1539
1377 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1540 for (int col = screen.cur.col; (col + count) < ncol; col++)
1541 {
1378 stp[col] = stp[col + count]; 1542 line->t[col] = line->t[col + count];
1379 srp[col] = srp[col + count]; 1543 line->r[col] = line->r[col + count];
1380 } 1544 }
1381 rxvt_blank_line(aR_ 1545
1382 &(stp[R->TermWin.ncol - count]), 1546 scr_blank_line (*line, ncol - count, count, rstyle);
1383 &(srp[R->TermWin.ncol - count]), 1547
1384 (unsigned int)count, tr);
1385 if (*slp == -1) /* break line continuation */
1386 *slp = R->TermWin.ncol;
1387 *slp -= count;
1388 MAX_IT(*slp, 0);
1389 if (R->selection.op && R->current_screen == R->selection.screen 1548 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1549 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1550 {
1391 if (R->selection.end.row != R->screen.cur.row 1551 if (selection.end.row != screen.cur.row
1392 || (R->screen.cur.col >= R->selection.beg.col - count) 1552 || (screen.cur.col >= selection.beg.col - count)
1393 || R->selection.end.col >= R->TermWin.ncol) 1553 || selection.end.col >= ncol)
1394 CLEAR_SELECTION(R); 1554 CLEAR_SELECTION ();
1395 else { 1555 else
1556 {
1396 /* shift selection */ 1557 /* shift selection */
1397 R->selection.beg.col -= count; 1558 selection.beg.col -= count;
1398 R->selection.mark.col -= count; /* XXX: yes? */ 1559 selection.mark.col -= count; /* XXX: yes? */
1399 R->selection.end.col -= count; 1560 selection.end.col -= count;
1400 } 1561 }
1401 } 1562 }
1563
1402 break; 1564 break;
1403 } 1565 }
1404} 1566}
1405 1567
1406/* ------------------------------------------------------------------------- */ 1568/* ------------------------------------------------------------------------- */
1407/* 1569/*
1408 * Set the scrolling region 1570 * Set the scrolling region
1409 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1571 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1410 */ 1572 */
1411/* EXTPROTO */
1412void 1573void
1413rxvt_scr_scroll_region(pR_ int top, int bot) 1574rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1414{ 1575{
1415 MAX_IT(top, 0); 1576 max_it (top, 0);
1416 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1577 min_it (bot, nrow - 1);
1578
1417 if (top > bot) 1579 if (top > bot)
1418 return; 1580 return;
1581
1419 R->screen.tscroll = top; 1582 screen.tscroll = top;
1420 R->screen.bscroll = bot; 1583 screen.bscroll = bot;
1421 rxvt_scr_gotorc(aR_ 0, 0, 0); 1584 scr_gotorc (0, 0, 0);
1422} 1585}
1423 1586
1424/* ------------------------------------------------------------------------- */ 1587/* ------------------------------------------------------------------------- */
1425/* 1588/*
1426 * Make the cursor visible/invisible 1589 * Make the cursor visible/invisible
1427 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1590 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1428 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1591 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1429 */ 1592 */
1430/* EXTPROTO */
1431void 1593void
1432rxvt_scr_cursor_visible(pR_ int mode) 1594rxvt_term::scr_cursor_visible (int mode) NOTHROW
1433{ 1595{
1434 R->want_refresh = 1; 1596 want_refresh = 1;
1597
1435 if (mode) 1598 if (mode)
1436 R->screen.flags |= Screen_VisibleCursor; 1599 screen.flags |= Screen_VisibleCursor;
1437 else 1600 else
1438 R->screen.flags &= ~Screen_VisibleCursor; 1601 screen.flags &= ~Screen_VisibleCursor;
1439} 1602}
1440 1603
1441/* ------------------------------------------------------------------------- */ 1604/* ------------------------------------------------------------------------- */
1442/* 1605/*
1443 * Set/unset automatic wrapping 1606 * Set/unset automatic wrapping
1444 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1607 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1445 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1608 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1446 */ 1609 */
1447/* EXTPROTO */
1448void 1610void
1449rxvt_scr_autowrap(pR_ int mode) 1611rxvt_term::scr_autowrap (int mode) NOTHROW
1450{ 1612{
1451 if (mode) 1613 if (mode)
1452 R->screen.flags |= Screen_Autowrap; 1614 screen.flags |= Screen_Autowrap;
1453 else 1615 else
1454 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1616 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1455} 1617}
1456 1618
1457/* ------------------------------------------------------------------------- */ 1619/* ------------------------------------------------------------------------- */
1458/* 1620/*
1459 * Set/unset margin origin mode 1621 * Set/unset margin origin mode
… …
1462 * Relative mode: line numbers are relative to top margin of scrolling region 1624 * Relative mode: line numbers are relative to top margin of scrolling region
1463 * and the cursor cannot be moved outside. 1625 * and the cursor cannot be moved outside.
1464 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1626 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1465 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1627 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1466 */ 1628 */
1467/* EXTPROTO */
1468void 1629void
1469rxvt_scr_relative_origin(pR_ int mode) 1630rxvt_term::scr_relative_origin (int mode) NOTHROW
1470{ 1631{
1471 if (mode) 1632 if (mode)
1472 R->screen.flags |= Screen_Relative; 1633 screen.flags |= Screen_Relative;
1473 else 1634 else
1474 R->screen.flags &= ~Screen_Relative; 1635 screen.flags &= ~Screen_Relative;
1636
1475 rxvt_scr_gotorc(aR_ 0, 0, 0); 1637 scr_gotorc (0, 0, 0);
1476} 1638}
1477 1639
1478/* ------------------------------------------------------------------------- */ 1640/* ------------------------------------------------------------------------- */
1479/* 1641/*
1480 * Set insert/replace mode 1642 * Set insert/replace mode
1481 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1643 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1482 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1644 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1483 */ 1645 */
1484/* EXTPROTO */
1485void 1646void
1486rxvt_scr_insert_mode(pR_ int mode) 1647rxvt_term::scr_insert_mode (int mode) NOTHROW
1487{ 1648{
1488 if (mode) 1649 if (mode)
1489 R->screen.flags |= Screen_Insert; 1650 screen.flags |= Screen_Insert;
1490 else 1651 else
1491 R->screen.flags &= ~Screen_Insert; 1652 screen.flags &= ~Screen_Insert;
1492} 1653}
1493 1654
1494/* ------------------------------------------------------------------------- */ 1655/* ------------------------------------------------------------------------- */
1495/* 1656/*
1496 * Set/Unset tabs 1657 * Set/Unset tabs
1497 * XTERM_SEQ: Set tab at current column : ESC H 1658 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1659 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1660 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1661 */
1501/* EXTPROTO */
1502void 1662void
1503rxvt_scr_set_tab(pR_ int mode) 1663rxvt_term::scr_set_tab (int mode) NOTHROW
1504{ 1664{
1505 if (mode < 0) 1665 if (mode < 0)
1506 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1666 memset (tabs, 0, ncol);
1507 else if (R->screen.cur.col < R->TermWin.ncol) 1667 else if (screen.cur.col < ncol)
1508 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1668 tabs [screen.cur.col] = !!mode;
1509} 1669}
1510 1670
1511/* ------------------------------------------------------------------------- */ 1671/* ------------------------------------------------------------------------- */
1512/* 1672/*
1513 * Set reverse/normal video 1673 * Set reverse/normal video
1514 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1674 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1515 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1675 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1516 */ 1676 */
1517/* EXTPROTO */
1518void 1677void
1519rxvt_scr_rvideo_mode(pR_ int mode) 1678rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1520{ 1679{
1680 rvideo_mode = on;
1681
1682#ifndef NO_BELL
1683 on ^= rvideo_bell;
1684#endif
1685
1686 if (rvideo_state != on)
1687 {
1688 rvideo_state = on;
1689
1690 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1691#ifdef HAVE_BG_PIXMAP
1692 if (bg_pixmap == None)
1693#endif
1694 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1695
1521 XGCValues gcvalue; 1696 XGCValues gcvalue;
1522
1523 if (R->rvideo != mode) {
1524 R->rvideo = mode;
1525 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1526#if defined(XPM_BACKGROUND)
1527 if (R->bgPixmap.pixmap == None)
1528#endif
1529#if defined(TRANSPARENT)
1530 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1531#endif
1532 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1533 R->PixColors[Color_bg]);
1534
1535 gcvalue.foreground = R->PixColors[Color_fg]; 1697 gcvalue.foreground = pix_colors[Color_fg];
1536 gcvalue.background = R->PixColors[Color_bg]; 1698 gcvalue.background = pix_colors[Color_bg];
1537 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1699 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1538 &gcvalue); 1700
1539 rxvt_scr_clear(aR); 1701 scr_clear ();
1540 rxvt_scr_touch(aR_ True); 1702 scr_touch (true);
1541 } 1703 }
1542} 1704}
1543 1705
1544/* ------------------------------------------------------------------------- */ 1706/* ------------------------------------------------------------------------- */
1545/* 1707/*
1546 * Report current cursor position 1708 * Report current cursor position
1547 * XTERM_SEQ: Report position: ESC [ 6 n 1709 * XTERM_SEQ: Report position: ESC [ 6 n
1548 */ 1710 */
1549/* EXTPROTO */
1550void 1711void
1551rxvt_scr_report_position(pR) 1712rxvt_term::scr_report_position () NOTHROW
1552{ 1713{
1553 rxvt_tt_printf(aR_ "\033[%d;%dR", R->screen.cur.row + 1, 1714 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1554 R->screen.cur.col + 1);
1555} 1715}
1556 1716
1557/* ------------------------------------------------------------------------- * 1717/* ------------------------------------------------------------------------- *
1558 * FONTS * 1718 * FONTS *
1559 * ------------------------------------------------------------------------- */ 1719 * ------------------------------------------------------------------------- */
1560 1720
1561/* 1721/*
1562 * Set font style 1722 * Set font style
1563 */ 1723 */
1564/* INTPROTO */
1565void 1724void
1566rxvt_set_font_style(pR) 1725rxvt_term::set_font_style () NOTHROW
1567{ 1726{
1727#if 0
1568 switch (R->charsets[R->screen.charset]) { 1728 switch (charsets [screen.charset])
1729 {
1569 case '0': /* DEC Special Character & Line Drawing Set */ 1730 case '0': /* DEC Special Character & Line Drawing Set */
1570 break; 1731 break;
1571 case 'A': /* United Kingdom (UK) */ 1732 case 'A': /* United Kingdom (UK) */
1572 break; 1733 break;
1573 case 'B': /* United States (USASCII) */ 1734 case 'B': /* United States (USASCII) */
1574 break; 1735 break;
1575 case '<': /* Multinational character set */ 1736 case '<': /* Multinational character set */
1576 break; 1737 break;
1577 case '5': /* Finnish character set */ 1738 case '5': /* Finnish character set */
1578 break; 1739 break;
1579 case 'C': /* Finnish character set */ 1740 case 'C': /* Finnish character set */
1580 break; 1741 break;
1581 case 'K': /* German character set */ 1742 case 'K': /* German character set */
1582 break; 1743 break;
1583 } 1744 }
1745#endif
1584} 1746}
1585 1747
1586/* ------------------------------------------------------------------------- */ 1748/* ------------------------------------------------------------------------- */
1587/* 1749/*
1588 * Choose a font 1750 * Choose a font
1589 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1751 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1590 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1752 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1591 * XTERM_SEQ: Invoke G2 character set: ESC N 1753 * XTERM_SEQ: Invoke G2 character set: ESC N
1592 * XTERM_SEQ: Invoke G3 character set: ESC O 1754 * XTERM_SEQ: Invoke G3 character set: ESC O
1593 */ 1755 */
1594/* EXTPROTO */
1595void 1756void
1596rxvt_scr_charset_choose(pR_ int set) 1757rxvt_term::scr_charset_choose (int set) NOTHROW
1597{ 1758{
1598 R->screen.charset = set; 1759 screen.charset = set;
1599 rxvt_set_font_style(aR); 1760 set_font_style ();
1600} 1761}
1601 1762
1602/* ------------------------------------------------------------------------- */ 1763/* ------------------------------------------------------------------------- */
1603/* 1764/*
1604 * Set a font 1765 * Set a font
… …
1606 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1767 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1607 * XTERM_SEQ: Set G2 character set: ESC * <C> 1768 * XTERM_SEQ: Set G2 character set: ESC * <C>
1608 * XTERM_SEQ: Set G3 character set: ESC + <C> 1769 * XTERM_SEQ: Set G3 character set: ESC + <C>
1609 * See set_font_style for possible values for <C> 1770 * See set_font_style for possible values for <C>
1610 */ 1771 */
1611/* EXTPROTO */
1612void 1772void
1613rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1773rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1614{ 1774{
1615 R->charsets[set] = (unsigned char)ch; 1775 charsets[set] = (unsigned char)ch;
1616 rxvt_set_font_style(aR); 1776 set_font_style ();
1617} 1777}
1618 1778
1619
1620/* ------------------------------------------------------------------------- *
1621 * GRAPHICS COLOURS *
1622 * ------------------------------------------------------------------------- */
1623
1624#ifdef RXVT_GRAPHICS
1625/* EXTPROTO */
1626int
1627rxvt_scr_get_fgcolor(pR)
1628{
1629 return GET_FGCOLOR(R->rstyle);
1630}
1631
1632/* ------------------------------------------------------------------------- */
1633/* EXTPROTO */
1634int
1635rxvt_scr_get_bgcolor(pR)
1636{
1637 return GET_BGCOLOR(R->rstyle);
1638}
1639#endif
1640 1779
1641/* ------------------------------------------------------------------------- * 1780/* ------------------------------------------------------------------------- *
1642 * MAJOR SCREEN MANIPULATION * 1781 * MAJOR SCREEN MANIPULATION *
1643 * ------------------------------------------------------------------------- */ 1782 * ------------------------------------------------------------------------- */
1644 1783
1645/* 1784/*
1785 * refresh matching text.
1786 */
1787bool
1788rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1789{
1790 bool found = false;
1791
1792 for (int i = 0; i < nrow; i++)
1793 {
1794 rend_t *drp = drawn_buf[i].r;
1795
1796 for (int col = 0; col < ncol; col++, drp++)
1797 if ((*drp & mask) == value)
1798 {
1799 found = true;
1800 *drp = ~value;
1801 }
1802 }
1803
1804 return found;
1805}
1806
1807/*
1646 * Refresh an area 1808 * Refresh an area
1647 */ 1809 */
1648enum { 1810enum {
1649 PART_BEG = 0, 1811 PART_BEG = 0,
1650 PART_END, 1812 PART_END,
1651 RC_COUNT 1813 RC_COUNT
1652}; 1814};
1653 1815
1654/* EXTPROTO */
1655void 1816void
1656rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1817rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1657{ 1818{
1658 int i; 1819 int i;
1659 row_col_t rc[RC_COUNT]; 1820 row_col_t rc[RC_COUNT];
1660 1821
1661 if (R->drawn_text == NULL) /* sanity check */ 1822 if (!drawn_buf) /* sanity check */
1662 return; 1823 return;
1663 1824
1664#ifdef DEBUG_STRICT 1825#ifndef NO_SLOW_LINK_SUPPORT
1665 x = max(x, (int)R->TermWin.int_bwidth); 1826 if (refresh_type == FAST_REFRESH && !display->is_local)
1666 x = min(x, (int)R->TermWin.width); 1827 {
1667 y = max(y, (int)R->TermWin.int_bwidth); 1828 y = 0;
1668 y = min(y, (int)R->TermWin.height); 1829 eheight = height;
1830 }
1669#endif 1831#endif
1670 1832
1671/* round down */ 1833 /* round down */
1672 rc[PART_BEG].col = Pixel2Col(x); 1834 rc[PART_BEG].col = Pixel2Col (x);
1673 rc[PART_BEG].row = Pixel2Row(y); 1835 rc[PART_BEG].row = Pixel2Row (y);
1674/* round up */ 1836 /* round up */
1675 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1837 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1676 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1838 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1677 1839
1678/* sanity checks */ 1840 /* sanity checks */
1679 for (i = PART_BEG; i < RC_COUNT; i++) { 1841 for (i = PART_BEG; i < RC_COUNT; i++)
1680 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1681 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1682 } 1842 {
1843 min_it (rc[i].col, ncol - 1);
1844 min_it (rc[i].row, nrow - 1);
1845 }
1683 1846
1684 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));
1685
1686 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1847 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1687 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1848 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1688 (rc[PART_END].col - rc[PART_BEG].col + 1));
1689 1849
1850 num_scr_allow = 0;
1851
1690 if (refresh) 1852 if (refresh)
1691 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1853 scr_refresh ();
1692} 1854}
1693 1855
1694/* ------------------------------------------------------------------------- */ 1856/* ------------------------------------------------------------------------- */
1695/* 1857/*
1696 * Refresh the entire screen 1858 * Refresh the entire screen
1697 */ 1859 */
1698/* EXTPROTO */
1699void 1860void
1700rxvt_scr_touch(pR_ Bool refresh) 1861rxvt_term::scr_touch (bool refresh) NOTHROW
1701{ 1862{
1702 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1863 scr_expose (0, 0, width, height, refresh);
1703} 1864}
1704 1865
1705/* ------------------------------------------------------------------------- */ 1866/* ------------------------------------------------------------------------- */
1706/* 1867/*
1707 * Move the display so that the line represented by scrollbar value Y is at 1868 * Move the display so that the line represented by scrollbar value Y is at
1708 * the top of the screen 1869 * the top of the screen
1709 */ 1870 */
1710/* EXTPROTO */ 1871void
1711int
1712rxvt_scr_move_to(pR_ int y, int len) 1872rxvt_term::scr_move_to (int y, int len) NOTHROW
1713{ 1873{
1714 long p = 0; 1874 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1715 uint16_t oldviewstart;
1716
1717 oldviewstart = R->TermWin.view_start;
1718 if (y < len) {
1719 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1720 p -= (long)(R->TermWin.nrow - 1);
1721 p = max(p, 0);
1722 }
1723 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1724 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1725
1726 return rxvt_scr_changeview(aR_ oldviewstart);
1727} 1875}
1728 1876
1729/* ------------------------------------------------------------------------- */ 1877/* ------------------------------------------------------------------------- */
1730/* 1878/*
1731 * Page the screen up/down nlines 1879 * Page the screen up/down nlines
1732 * direction should be UP or DN 1880 * direction should be UP or DN
1733 */ 1881 */
1734/* EXTPROTO */ 1882bool
1735int
1736rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1883rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1737{ 1884{
1738 int n; 1885 int new_view_start =
1739 uint16_t oldviewstart; 1886 direction == UP ? view_start - nlines
1887 : view_start + nlines;
1740 1888
1741 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1742#ifdef DEBUG_STRICT
1743 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1744#endif
1745 oldviewstart = R->TermWin.view_start;
1746 if (direction == UP) {
1747 n = R->TermWin.view_start + nlines;
1748 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1749 } else {
1750 n = R->TermWin.view_start - nlines;
1751 R->TermWin.view_start = max(n, 0);
1752 }
1753 return rxvt_scr_changeview(aR_ oldviewstart); 1889 return scr_changeview (new_view_start);
1754} 1890}
1755 1891
1756/* INTPROTO */ 1892bool
1757int 1893rxvt_term::scr_changeview (int new_view_start) NOTHROW
1758rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1759{ 1894{
1760 if (R->TermWin.view_start != oldviewstart) { 1895 clamp_it (new_view_start, top_row, 0);
1896
1897 if (new_view_start == view_start)
1898 return false;
1899
1900 num_scr += new_view_start - view_start;
1901 view_start = new_view_start;
1761 R->want_refresh = 1; 1902 want_refresh = 1;
1762#ifdef RXVT_GRAPHICS
1763 if (rxvt_Gr_Displayed(aR))
1764 rxvt_Gr_scroll(aR_ 0);
1765#endif
1766 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1767 }
1768 return (int)(R->TermWin.view_start - oldviewstart);
1769}
1770 1903
1771/* ------------------------------------------------------------------------- */ 1904 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1772/* EXTPROTO */ 1905
1773void 1906 return true;
1774rxvt_scr_bell(pR) 1907}
1775{ 1908
1776#ifndef NO_BELL 1909#ifndef NO_BELL
1910void
1911rxvt_term::bell_cb (ev::timer &w, int revents)
1912{
1913 rvideo_bell = false;
1914 scr_rvideo_mode (rvideo_mode);
1915 refresh_check ();
1916}
1917#endif
1918
1919/* ------------------------------------------------------------------------- */
1920void
1921rxvt_term::scr_bell () NOTHROW
1922{
1923#ifndef NO_BELL
1924
1777# ifndef NO_MAPALERT 1925# ifndef NO_MAPALERT
1778# ifdef MAPALERT_OPTION 1926# ifdef MAPALERT_OPTION
1779 if (R->Options & Opt_mapAlert) 1927 if (option (Opt_mapAlert))
1780# endif 1928# endif
1781 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1929 XMapWindow (dpy, parent);
1782# endif 1930# endif
1783 if (R->Options & Opt_visualBell) { 1931
1784 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1932# if ENABLE_FRILLS
1785 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1933 if (option (Opt_urgentOnBell))
1786 } else 1934 set_urgency (1);
1787 XBell(R->Xdisplay, 0);
1788#endif 1935# endif
1789}
1790 1936
1937 if (option (Opt_visualBell))
1938 {
1939 rvideo_bell = true;
1940 scr_rvideo_mode (rvideo_mode);
1941 flush ();
1942
1943 bell_ev.start (VISUAL_BELL_DURATION);
1944 }
1945 else
1946 XBell (dpy, 0);
1947 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1948#endif
1949}
1950
1791/* ------------------------------------------------------------------------- */ 1951/* ------------------------------------------------------------------------- */
1792/* ARGSUSED */
1793/* EXTPROTO */
1794void 1952void
1795rxvt_scr_printscreen(pR_ int fullhist) 1953rxvt_term::scr_printscreen (int fullhist) NOTHROW
1796{ 1954{
1797#ifdef PRINTPIPE 1955#ifdef PRINTPIPE
1798 int i, r1, nrows, row_offset; 1956 int nrows, row_start;
1799 text_t *t; 1957 FILE *fd = popen_printer ();
1800 FILE *fd;
1801 1958
1802 if ((fd = rxvt_popen_printer(aR)) == NULL) 1959 if (!fd)
1803 return; 1960 return;
1804 nrows = R->TermWin.nrow; 1961
1805 row_offset = R->TermWin.saveLines;
1806 if (!fullhist) 1962 if (fullhist)
1807 row_offset -= R->TermWin.view_start;
1808 else {
1809 nrows += R->TermWin.nscrolled;
1810 row_offset -= R->TermWin.nscrolled;
1811 } 1963 {
1812 1964 nrows = nrow - top_row;
1813 for (r1 = 0; r1 < nrows; r1++) { 1965 row_start = top_row;
1814 t = R->screen.text[r1 + row_offset]; 1966 }
1815 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1967 else
1816 if (!isspace(t[i]))
1817 break;
1818 fprintf(fd, "%.*s\n", (i + 1), t);
1819 } 1968 {
1969 nrows = nrow;
1970 row_start = view_start;
1971 }
1972
1973 wctomb (0, 0);
1974
1975 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1976 {
1977 text_t *tp = ROW(r1).t;
1978 int len = ROW(r1).l;
1979
1980 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1981 {
1982 char mb[MB_LEN_MAX];
1983 text_t t = *tp++;
1984 if (t == NOCHAR)
1985 continue;
1986
1987 len = wctomb (mb, t);
1988
1989 if (len <= 0)
1990 {
1991 mb[0] = ' ';
1992 len = 1;
1993 }
1994
1995 fwrite (mb, 1, len, fd);
1996 }
1997
1998 fputc ('\n', fd);
1999 }
2000
1820 rxvt_pclose_printer(fd); 2001 pclose_printer (fd);
1821#endif 2002#endif
1822} 2003}
1823 2004
1824/* ------------------------------------------------------------------------- */ 2005/* ------------------------------------------------------------------------- */
1825/* 2006/*
1826 * Refresh the screen 2007 * Refresh the screen
1827 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2008 * drawn_text/drawn_rend contain the screen information before the update.
1828 * R->screen.text/R->screen.rend contain what the screen will change to. 2009 * screen.text/screen.rend contain what the screen will change to.
2010 */
2011void
2012rxvt_term::scr_refresh () NOTHROW
2013{
2014 int16_t col, row, /* column/row we're processing */
2015 ocrow; /* old cursor row */
2016 int i; /* tmp */
2017#ifndef NO_CURSORCOLOR
2018 rend_t cc1; /* store colours at cursor position (s) */
2019#endif
2020 rend_t *crp; // cursor rendition pointer
2021 rend_t ccol1, /* Cursor colour */
2022 ccol2; /* Cursor colour2 */
2023
2024 want_refresh = 0; /* screen is current */
2025
2026 if (refresh_type == NO_REFRESH || !mapped)
2027 return;
2028
2029 /*
2030 * A: set up vars
1829 */ 2031 */
2032 refresh_count = 0;
1830 2033
1831#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2034 unsigned int old_screen_flags = screen.flags;
1832# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2035 char have_bg = 0;
1833# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2036#ifdef HAVE_BG_PIXMAP
2037 have_bg = bg_pixmap != None;
2038#endif
2039 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2040
2041 /*
2042 * B: reverse any characters which are selected
2043 */
2044 scr_reverse_selection ();
2045
2046 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2047#if ENABLE_OVERLAY
2048 scr_swap_overlay ();
2049#endif
2050
2051 char showcursor = screen.flags & Screen_VisibleCursor;
2052
2053 /*
2054 * C: set the cursor character (s)
2055 */
2056 {
2057 unsigned char setoldcursor;
2058
2059#ifdef CURSOR_BLINK
2060 if (hidden_cursor)
2061 showcursor = 0;
2062#endif
2063
2064 if (showcursor)
2065 {
2066 int col = screen.cur.col;
2067
2068 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2069 col--;
2070
2071 crp = &ROW(screen.cur.row).r[col];
2072
2073#ifndef NO_CURSORCOLOR
2074 cc1 = *crp & (RS_fgMask | RS_bgMask);
2075 if (ISSET_PIXCOLOR (Color_cursor))
2076 ccol1 = Color_cursor;
2077 else
2078#endif
2079#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2080 ccol1 = fgcolor_of (rstyle);
1834#else 2081#else
1835# define MONO_BOLD(x) \ 2082 ccol1 = Color_fg;
1836 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1837# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1838#endif 2083#endif
1839 2084
1840#define FONT_WIDTH(X, Y) \
1841 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1842#define FONT_RBEAR(X, Y) \
1843 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1844#define FONT_LBEAR(X, Y) \
1845 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1846#define IS_FONT_CHAR(X, Y) \
1847 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1848
1849/* EXTPROTO */
1850void
1851rxvt_scr_refresh(pR_ unsigned char refresh_type)
1852{
1853 unsigned char clearfirst, /* first character writes before cell */
1854 clearlast, /* last character writes beyond cell */
1855 must_clear, /* use draw_string not draw_image_string */
1856#ifndef NO_BOLDFONT
1857 bfont, /* we've changed font to bold font */
1858#endif
1859 rvid, /* reverse video this position */
1860 wbyte, /* we're in multibyte */
1861 showcursor; /* show the cursor */
1862 int fore, back; /* desired foreground/background */
1863 int16_t col, row, /* column/row we're processing */
1864 ocrow; /* old cursor row */
1865 int cursorwidth;
1866 int i, /* tmp */
1867 row_offset; /* basic offset in screen structure */
1868#ifndef NO_CURSORCOLOR 2085#ifndef NO_CURSORCOLOR
1869 rend_t cc1; /* store colours at cursor position(s) */
1870 rend_t cc2; /* store colours at cursor position(s) */
1871#endif
1872 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1873 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1874 char *buffer; /* local copy of R->buffer */
1875
1876 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1877 return;
1878
1879 /*
1880 * A: set up vars
1881 */
1882 clearfirst = clearlast = must_clear = wbyte = 0;
1883#ifndef NO_BOLDFONT
1884 bfont = 0;
1885#endif
1886
1887 if (R->currmaxcol < R->TermWin.ncol)
1888 {
1889 R->currmaxcol = R->TermWin.ncol;
1890 R->buffer = (char *)rxvt_realloc (R->buffer,
1891 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1892 }
1893
1894 buffer = R->buffer;
1895 R->refresh_count = 0;
1896
1897 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1898
1899 if ((refresh_type & REFRESH_BOUNDS))
1900 {
1901 clearfirst = clearlast = 1;
1902 R->refresh_type &= ~REFRESH_BOUNDS;
1903 }
1904
1905#if defined(XPM_BACKGROUND)
1906 must_clear |= (R->bgPixmap.pixmap != None);
1907#endif
1908#if defined(TRANSPARENT)
1909 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1910#endif
1911 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1912
1913/*
1914 * B: reverse any characters which are selected
1915 */
1916 rxvt_scr_reverse_selection(aR);
1917
1918/*
1919 * C: set the cursor character(s)
1920 */
1921 {
1922 unsigned char setoldcursor;
1923 rend_t ccol1, /* Cursor colour */
1924 ccol2; /* Cursor colour2 */
1925
1926 showcursor = (R->screen.flags & Screen_VisibleCursor);
1927 cursorwidth = 0;
1928#ifdef CURSOR_BLINK
1929 if (R->hidden_cursor)
1930 showcursor = 0;
1931#endif
1932
1933 cursorwidth = 0;
1934
1935 if (showcursor)
1936 {
1937 cursorwidth++;
1938
1939 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1940 [R->screen.cur.col]);
1941
1942 if (showcursor && R->TermWin.focus)
1943 {
1944 *srp ^= RS_RVid;
1945#ifndef NO_CURSORCOLOR
1946 cc1 = *srp & (RS_fgMask | RS_bgMask);
1947 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2086 if (ISSET_PIXCOLOR (Color_cursor2))
1948 ccol1 = Color_cursor; 2087 ccol2 = Color_cursor2;
1949 else 2088 else
2089#endif
1950#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2090#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1951 ccol1 = GET_FGCOLOR(R->rstyle); 2091 ccol2 = bgcolor_of (rstyle);
1952#else 2092#else
1953 ccol1 = Color_fg; 2093 ccol2 = Color_bg;
1954#endif 2094#endif
1955 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2095
1956 ccol2 = Color_cursor2; 2096 if (focus)
2097 {
2098 if (option (Opt_cursorUnderline))
2099 *crp ^= RS_Uline;
1957 else 2100 else
1958#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2101 {
1959 ccol2 = GET_BGCOLOR(R->rstyle); 2102 *crp ^= RS_RVid;
1960#else
1961 ccol2 = Color_bg;
1962#endif
1963 *srp = SET_FGCOLOR(*srp, ccol1); 2103 *crp = SET_FGCOLOR (*crp, ccol1);
1964 *srp = SET_BGCOLOR(*srp, ccol2); 2104 *crp = SET_BGCOLOR (*crp, ccol2);
1965#endif
1966 }
1967
1968 while (IS_WIDE (*srp))
1969 cursorwidth++, srp++;
1970 }
1971
1972 /* make sure no outline cursor is left around */
1973 setoldcursor = 0;
1974 if (ocrow != -1) {
1975 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1976 || R->screen.cur.col != R->oldcursor.col) {
1977 if (ocrow < R->TermWin.nrow
1978 && R->oldcursor.col < R->TermWin.ncol) {
1979 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1980 } 2105 }
1981 if (R->TermWin.focus || !showcursor)
1982 R->oldcursor.row = -1;
1983 else
1984 setoldcursor = 1;
1985 }
1986 } else if (!R->TermWin.focus)
1987 setoldcursor = 1;
1988 if (setoldcursor) {
1989 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1990 R->oldcursor.row = -1;
1991 else {
1992 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1993 R->oldcursor.col = R->screen.cur.col;
1994 } 2106 }
1995 } 2107 }
2108
2109 /* make sure no outline cursor is left around */
2110 setoldcursor = 0;
2111 if (ocrow != -1)
2112 {
2113 if (screen.cur.row - view_start != ocrow
2114 || screen.cur.col != oldcursor.col)
2115 {
2116 if (ocrow < nrow
2117 && oldcursor.col < ncol)
2118 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2119
2120 if (focus || !showcursor)
2121 oldcursor.row = -1;
2122 else
2123 setoldcursor = 1;
2124 }
1996 } 2125 }
2126 else if (!focus)
2127 setoldcursor = 1;
2128
2129 if (setoldcursor)
2130 {
2131 if (screen.cur.row - view_start >= nrow)
2132 oldcursor.row = -1;
2133 else
2134 {
2135 oldcursor.row = screen.cur.row - view_start;
2136 oldcursor.col = screen.cur.col;
2137 }
2138 }
2139 }
1997 2140
1998#ifndef NO_SLOW_LINK_SUPPORT 2141#ifndef NO_SLOW_LINK_SUPPORT
1999/* 2142 /*
2000 * D: CopyArea pass - very useful for slower links 2143 * D: CopyArea pass - very useful for slower links
2001 * This has been deliberately kept simple. 2144 * This has been deliberately kept simple.
2002 */ 2145 */
2003 i = R->num_scr; 2146 if (!display->is_local
2004 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2147 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2005 && abs(i) < R->TermWin.nrow && !must_clear) 2148 && abs (num_scr) < nrow && !have_bg)
2006 { 2149 {
2007 int16_t nits; 2150 int16_t nits;
2008 int j; 2151 int i = num_scr;
2009 rend_t *drp2; 2152 int j;
2010 text_t *dtp2; 2153 int len, wlen;
2011 int len, wlen; 2154 dLocal (int, num_scr);
2012 2155
2013 j = R->TermWin.nrow; 2156 j = nrow;
2014 wlen = len = -1; 2157 wlen = len = -1;
2015 row = i > 0 ? 0 : j - 1; 2158 row = i > 0 ? 0 : j - 1;
2159
2016 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2160 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2017 { 2161 {
2018 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2162 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2019 { 2163 {
2020 stp = R->screen.text[row + row_offset]; 2164 line_t s = ROW(view_start + row);
2021 srp = R->screen.rend[row + row_offset];
2022 dtp = R->drawn_text[row]; 2165 line_t d = drawn_buf[row];
2023 dtp2 = R->drawn_text[row + i]; 2166 line_t d2 = drawn_buf[row + i];
2024 drp = R->drawn_rend[row];
2025 drp2 = R->drawn_rend[row + i];
2026 2167
2027 for (nits = 0, col = R->TermWin.ncol; col--; ) 2168 for (nits = 0, col = ncol; col--; )
2028 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2169 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2029 nits--; 2170 nits--;
2030 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2171 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2031 nits++; 2172 nits++;
2032 2173
2033 if (nits > 8) /* XXX: arbitrary choice */ 2174 if (nits > 8) /* XXX: arbitrary choice */
2175 {
2176 for (col = ncol; col--; )
2177 {
2178 *d.t++ = *d2.t++;
2179 *d.r++ = *d2.r++;
2180 }
2181
2182 if (len == -1)
2183 len = row;
2184
2185 wlen = row;
2186 continue;
2187 }
2188 }
2189
2190 if (len >= 0)
2191 {
2192 /* also comes here at end if needed because of >= above */
2193 if (wlen < len)
2194 ::swap (wlen, len);
2195
2196 XGCValues gcv;
2197
2198 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2199 XCopyArea (dpy, vt, vt,
2200 gc, 0, Row2Pixel (len + i),
2201 (unsigned int)this->width,
2202 (unsigned int)Height2Pixel (wlen - len + 1),
2203 0, Row2Pixel (len));
2204 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2205
2206 len = -1;
2207 }
2208 }
2209 }
2210#endif
2211
2212 /*
2213 * E: main pass across every character
2214 */
2215 for (row = 0; row < nrow; row++)
2216 {
2217 text_t *stp = ROW(view_start + row).t;
2218 rend_t *srp = ROW(view_start + row).r;
2219 text_t *dtp = drawn_buf[row].t;
2220 rend_t *drp = drawn_buf[row].r;
2221
2222 /*
2223 * E2: OK, now the real pass
2224 */
2225 int ypixel = (int)Row2Pixel (row);
2226
2227 for (col = 0; col < ncol; col++)
2228 {
2229 /* compare new text with old - if exactly the same then continue */
2230 if (stp[col] == dtp[col] /* Must match characters to skip. */
2231 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2232 || (stp[col] == ' ' /* space w/ no background change */
2233 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2234 continue;
2235
2236 // redraw one or more characters
2237
2238 // seek to the beginning of wide characters
2239 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2240 --col;
2241
2242 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2243 text_t *text = stp + col;
2244 int count = 1;
2245
2246 dtp[col] = stp[col];
2247 drp[col] = rend;
2248
2249 int xpixel = Col2Pixel (col);
2250
2251 for (i = 0; ++col < ncol; )
2252 {
2253 if (stp[col] == NOCHAR)
2254 {
2255 dtp[col] = stp[col];
2256 drp[col] = srp[col];
2257
2258 count++;
2259 i++;
2260
2261 continue;
2262 }
2263
2264 if (!RS_SAME (rend, srp[col]))
2265 break;
2266
2267 count++;
2268
2269 if (stp[col] != dtp[col]
2270 || !RS_SAME (srp[col], drp[col]))
2271 {
2272 if (have_bg && (i++ > count / 2))
2273 break;
2274
2275 dtp[col] = stp[col];
2276 drp[col] = rend;
2277 i = 0;
2278 }
2279 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2280 break;
2281 }
2282
2283 col--; /* went one too far. move back */
2284 count -= i; /* dump any matching trailing chars */
2285
2286 // sometimes we optimize away the trailing NOCHAR's, add them back
2287 while (ecb_unlikely (i && text[count] == NOCHAR))
2288 count++, i--;
2289
2290 /*
2291 * Determine the attributes for the string
2292 */
2293 int fore = fgcolor_of (rend); // desired foreground
2294 int back = bgcolor_of (rend); // desired background
2295
2296 // only do special processing if any attributes are set, which is unlikely
2297 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2298 {
2299 bool invert = rend & RS_RVid;
2300
2301#ifndef NO_BOLD_UNDERLINE_REVERSE
2302 if (rend & RS_Bold && fore == Color_fg)
2303 {
2304 if (ISSET_PIXCOLOR (Color_BD))
2305 fore = Color_BD;
2306# if !ENABLE_STYLES
2307 else
2308 invert = !invert;
2309# endif
2310 }
2311
2312 if (rend & RS_Italic && fore == Color_fg)
2313 {
2314 if (ISSET_PIXCOLOR (Color_IT))
2315 fore = Color_IT;
2316# if !ENABLE_STYLES
2317 else
2318 invert = !invert;
2319# endif
2320 }
2321
2322 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2323 fore = Color_UL;
2324#endif
2325
2326#ifdef OPTION_HC
2327 if (rend & RS_Sel)
2328 {
2329 /* invert the column if no highlightColor is set or it is the
2330 * current cursor column */
2331 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2332 && ISSET_PIXCOLOR (Color_HC))
2333 {
2334 if (ISSET_PIXCOLOR (Color_HTC))
2335 fore = Color_HTC;
2336 // if invert is 0 reverse video is set so we use bg color as fg color
2337 else if (!invert)
2338 fore = back;
2339
2340 back = Color_HC;
2341 invert = 0;
2342 }
2343 }
2344#endif
2345
2346 if (invert)
2347 {
2348 ::swap (fore, back);
2349
2350#ifndef NO_BOLD_UNDERLINE_REVERSE
2351 if (fore == back)
2352 {
2353 fore = Color_bg;
2354 back = Color_fg;
2355 }
2356#endif
2357 }
2358
2359#ifdef TEXT_BLINK
2360 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2361 {
2362 if (!text_blink_ev.is_active ())
2363 {
2364 text_blink_ev.again ();
2365 hidden_text = 0;
2366 }
2367 else if (hidden_text)
2368 fore = back;
2369 }
2370#endif
2371
2372#if ENABLE_STYLES
2373 // "careful" (too wide) character handling
2374
2375 // include previous careful character(s) if possible, looks nicer (best effort...)
2376 while (text > stp
2377 && srp[text - stp - 1] & RS_Careful
2378 && RS_SAME (rend, srp[text - stp - 1]))
2379 text--, count++, xpixel -= fwidth;
2380
2381 // force redraw after "careful" characters to avoid pixel droppings
2382 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2383 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2384
2385 // force redraw before "careful" characters to avoid pixel droppings
2386 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2387 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2388#endif
2389 }
2390
2391 /*
2392 * Actually do the drawing of the string here
2393 */
2394 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2395
2396 if (ecb_likely (have_bg && back == Color_bg))
2397 {
2398 // this is very ugly, maybe push it into ->draw?
2399
2400 for (i = 0; i < count; i++) /* don't draw empty strings */
2401 if (text[i] != ' ')
2034 { 2402 {
2035 for (col = R->TermWin.ncol; col--; ) 2403 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2036 { 2404 goto did_clear;
2037 *dtp++ = *dtp2++;
2038 *drp++ = *drp2++;
2039 }
2040
2041 if (len == -1)
2042 len = row;
2043
2044 wlen = row;
2045 continue;
2046 } 2405 }
2406
2407 CLEAR_CHARS (xpixel, ypixel, count);
2408 did_clear: ;
2047 } 2409 }
2410 else
2411 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2048 2412
2049 if (len != -1) 2413 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2050 { 2414 {
2051 /* also comes here at end if needed because of >= above */ 2415#if ENABLE_FRILLS
2052 if (wlen < len) 2416 if (ISSET_PIXCOLOR (Color_underline))
2053 SWAP_IT(wlen, len, int); 2417 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2054 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2055 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2056 R->TermWin.gc, 0, Row2Pixel(len + i),
2057 (unsigned int)TermWin_TotalWidth(),
2058 (unsigned int)Height2Pixel(wlen - len + 1),
2059 0, Row2Pixel(len));
2060 len = -1;
2061 }
2062 }
2063 }
2064#endif
2065
2066/*
2067 * E: main pass across every character
2068 */
2069 for (row = 0; row < R->TermWin.nrow; row++)
2070 {
2071 stp = R->screen.text[row + row_offset];
2072 srp = R->screen.rend[row + row_offset];
2073 dtp = R->drawn_text[row];
2074 drp = R->drawn_rend[row];
2075
2076/*
2077 * E2: OK, now the real pass
2078 */
2079 int ypixel = (int)Row2Pixel(row);
2080
2081 for (col = 0; col < R->TermWin.ncol; col++)
2082 {
2083 /* compare new text with old - if exactly the same then continue */
2084 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2085
2086 if (stp[col] == dtp[col] /* Must match characters to skip. */
2087 && (rend == drp[col] /* Either rendition the same or */
2088 || (stp[col] == ' ' /* space w/ no background change */
2089 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2090 continue;
2091
2092 text_t *text = stp + col;
2093 int count = 1;
2094
2095 /* redraw one or more characters */
2096
2097 dtp[col] = stp[col];
2098 drp[col] = rend;
2099
2100 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2101 continue;
2102
2103 int xpixel = Col2Pixel(col);
2104
2105 // this loop looks very messy, it can probably be optimized
2106 // and cleaned a bit by you?
2107 for (i = 0; ++col < R->TermWin.ncol; )
2108 {
2109 if (stp[col] == NOCHAR)
2110 {
2111 dtp[col] = stp[col];
2112 drp[col] = rend;
2113 count++;
2114
2115 if (i) // only possible skip if char unchanged
2116 i++;
2117
2118 continue;
2119 }
2120
2121 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2122 break;
2123
2124 count++;
2125
2126 if (stp[col] != dtp[col]
2127 || srp[col] != drp[col])
2128 {
2129 if (must_clear && (i++ > (count / 2)))
2130 break;
2131
2132 dtp[col] = stp[col];
2133 drp[col] = rend;
2134 i = 0;
2135 }
2136 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2137 break;
2138 }
2139
2140 col--; /* went one too far. move back */
2141 count -= i; /* dump any matching trailing chars */
2142
2143/*
2144 * Determine the attributes for the string
2145 */
2146 int fid = GET_FONT(rend);
2147 fore = GET_FGCOLOR(rend);
2148 back = GET_BGCOLOR(rend);
2149 rend = GET_ATTR(rend);
2150
2151 rvid = (rend & RS_RVid) ? 1 : 0;
2152#ifdef OPTION_HC
2153 if (!rvid && (rend & RS_Blink))
2154 {
2155 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2156 back = Color_HC;
2157 else 2418 else
2158 rvid = !rvid; /* fall back */ 2419#endif
2420 XSetForeground (dpy, gc, pix_colors[fore]);
2421
2422 XDrawLine (dpy, vt, gc,
2423 xpixel, ypixel + font->ascent + 1,
2424 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2159 } 2425 }
2160#endif 2426 } /* for (col....) */
2161 if (rvid) 2427 } /* for (row....) */
2428
2429 /*
2430 * G: cleanup cursor and display outline cursor if necessary
2431 */
2432 if (showcursor)
2433 {
2434 if (focus)
2435 {
2436 if (option (Opt_cursorUnderline))
2437 *crp ^= RS_Uline;
2438 else
2162 { 2439 {
2163 SWAP_IT(fore, back, int); 2440 *crp ^= RS_RVid;
2164
2165#ifndef NO_BOLD_UNDERLINE_REVERSE
2166 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2167# ifndef NO_CURSORCOLOR 2441#ifndef NO_CURSORCOLOR
2442 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2443#endif
2444 }
2445 }
2446 else if (oldcursor.row >= 0)
2447 {
2448 int cursorwidth = 1;
2449 int col = oldcursor.col;
2450
2451 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2452 col--;
2453
2454 while (col + cursorwidth < ncol
2455 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2456 cursorwidth++;
2457
2458#ifndef NO_CURSORCOLOR
2168 && !ISSET_PIXCOLOR(R, Color_cursor) 2459 if (ISSET_PIXCOLOR (Color_cursor))
2460 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2461 else
2462#endif
2463 XSetForeground (dpy, gc, pix_colors[ccol1]);
2464
2465 XDrawRectangle (dpy, vt, gc,
2466 Col2Pixel (col),
2467 Row2Pixel (oldcursor.row),
2468 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2469 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2470 }
2471 }
2472
2473 /*
2474 * H: cleanup selection
2475 */
2476#if ENABLE_OVERLAY
2477 scr_swap_overlay ();
2478#endif
2479 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2480
2481 scr_reverse_selection ();
2482
2483 screen.flags = old_screen_flags;
2484 num_scr = 0;
2485 num_scr_allow = 1;
2486}
2487
2488void
2489rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2490{
2491 if (!l.t)
2492 return;
2493
2494 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2495
2496 for (int i = ncol; i--; )
2497 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2498}
2499
2500void
2501rxvt_term::scr_remap_chars () NOTHROW
2502{
2503 for (int i = total_rows; i--; )
2504 scr_remap_chars (row_buf [i]);
2505
2506 for (int i = nrow; i--; )
2507 {
2508 scr_remap_chars (drawn_buf [i]);
2509 scr_remap_chars (swap_buf [i]);
2510 }
2511}
2512
2513void
2514rxvt_term::scr_recolour (bool refresh) NOTHROW
2515{
2516 bool transparent = false;
2517
2518#ifdef HAVE_BG_PIXMAP
2519 if (bg_pixmap != None)
2520 {
2521# ifdef ENABLE_TRANSPARENCY
2522 if (bg_flags & BG_IS_TRANSPARENT)
2523 {
2524 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2525 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2526
2527 transparent = true;
2528 }
2529 else
2169# endif 2530# endif
2170 )
2171 back = Color_RV;
2172#endif
2173 }
2174#ifndef NO_BOLD_UNDERLINE_REVERSE
2175 else if (rend & RS_Bold)
2176 { 2531 {
2177 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD)) 2532 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2178 { 2533 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2179 fore = Color_BD; 2534 }
2180# ifndef VERYBOLD 2535 }
2181 rend &= ~RS_Bold; /* we've taken care of it */ 2536 else
2182# endif 2537#endif
2183 }
2184 }
2185 else if (rend & RS_Uline)
2186 {
2187 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2188 {
2189 fore = Color_UL;
2190 rend &= ~RS_Uline; /* we've taken care of it */
2191 }
2192 }
2193#endif
2194
2195/*
2196 * Actually do the drawing of the string here
2197 */
2198 rxvt_font *font = (*R->TermWin.fontset)[fid];
2199
2200 if (back == Color_bg)
2201 {
2202 if (must_clear)
2203 {
2204 for (i = 0; i < count; i++) /* don't draw empty strings */
2205 if (text[i] != ' ')
2206 {
2207 font->draw (xpixel, ypixel, text, count, fore, -1);
2208 goto nodraw;
2209 }
2210
2211 CLEAR_CHARS(xpixel, ypixel, count);
2212nodraw: ;
2213 }
2214 else
2215 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2216 }
2217 else
2218 font->draw (xpixel, ypixel, text, count, fore, back);
2219
2220 if ((rend & RS_Uline) && (font->descent > 1))
2221 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2222 xpixel, ypixel + font->ascent + 1,
2223 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2224 } /* for (col....) */
2225 } /* for (row....) */
2226
2227/*
2228 * G: cleanup cursor and display outline cursor if necessary
2229 */
2230 if (showcursor) {
2231 if (R->TermWin.focus) {
2232 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2233 [R->screen.cur.col]);
2234 *srp ^= RS_RVid;
2235#ifndef NO_CURSORCOLOR
2236 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2237#endif
2238 } else if (R->oldcursor.row >= 0) {
2239#ifndef NO_CURSORCOLOR
2240 unsigned long gcmask; /* Graphics Context mask */
2241
2242 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) {
2243 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2244 }
2245#endif
2246 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2247 Col2Pixel(R->oldcursor.col),
2248 Row2Pixel(R->oldcursor.row),
2249 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2250 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2251 }
2252 } 2538 {
2253/* 2539 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2254 * H: cleanup selection 2540 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2255 */ 2541 }
2256 rxvt_scr_reverse_selection(aR);
2257 2542
2258/* 2543 XClearWindow (dpy, parent);
2259 * I: other general cleanup
2260 */
2261 if (clearfirst && R->TermWin.int_bwidth)
2262 /*
2263 * clear the whole screen height, note that width == 0 is treated
2264 * specially by XClearArea
2265 */
2266 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2267 (unsigned int)R->TermWin.int_bwidth,
2268 (unsigned int)TermWin_TotalHeight(), False);
2269 if (clearlast && R->TermWin.int_bwidth)
2270 /*
2271 * clear the whole screen height, note that width == 0 is treated
2272 * specially by XClearArea
2273 */
2274 XClearArea(R->Xdisplay, R->TermWin.vt,
2275 R->TermWin.width + R->TermWin.int_bwidth, 0,
2276 (unsigned int)R->TermWin.int_bwidth,
2277 (unsigned int)TermWin_TotalHeight(), False);
2278 if (refresh_type & SMOOTH_REFRESH)
2279 XSync(R->Xdisplay, False);
2280 2544
2281 R->num_scr = 0; 2545 if (scrollBar.win)
2282 R->num_scr_allow = 1; 2546 {
2283 R->want_refresh = 0; /* screen is current */ 2547 if (transparent)
2284} 2548 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2285/* ------------------------------------------------------------------------- */
2286
2287/* EXTPROTO */
2288void
2289rxvt_scr_clear(pR)
2290{
2291 if (!R->TermWin.mapped)
2292 return;
2293 R->num_scr_allow = 0;
2294 R->want_refresh = 1;
2295#ifdef TRANSPARENT
2296 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2297 int i;
2298
2299 if (!(R->Options & Opt_transparent_all))
2300 i = 0;
2301 else 2549 else
2302 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2550 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2303 for (; i--;) 2551 scrollBar.state = STATE_IDLE;
2304 if (R->TermWin.parent[i] != None) 2552 scrollBar.show (0);
2305 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2553 }
2554
2555 if (refresh)
2306 } 2556 {
2307#endif 2557 scr_clear ();
2308 XClearWindow(R->Xdisplay, R->TermWin.vt); 2558 scr_touch (true);
2559 }
2560 want_refresh = 1;
2309} 2561}
2310 2562
2311/* ------------------------------------------------------------------------- */ 2563/* ------------------------------------------------------------------------- */
2312/* INTPROTO */
2313void 2564void
2565rxvt_term::scr_clear (bool really) NOTHROW
2566{
2567 if (!mapped)
2568 return;
2569
2570 num_scr_allow = 0;
2571 want_refresh = 1;
2572
2573 if (really)
2574 XClearWindow (dpy, vt);
2575}
2576
2577void
2578rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2579{
2580 int view_end = view_start + nrow;
2581 int row, col;
2582
2583 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2584 {
2585 text_t *stp = ROW(row).t;
2586 rend_t *srp = ROW(row).r;
2587
2588 for (col = beg_col; col < end_col; col++)
2589 srp[col] ^= rstyle1;
2590
2591 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2592 srp[col] ^= rstyle2;
2593
2594 if (++col < end_col)
2595 srp[col] ^= rstyle2;
2596 }
2597}
2598
2599void
2600rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2601{
2602 int view_end = view_start + nrow;
2603 int row, col;
2604
2605 if (beg_row >= view_start)
2606 {
2607 col = beg_col;
2608 row = beg_row;
2609 }
2610 else
2611 {
2612 col = 0;
2613 row = view_start;
2614 }
2615
2616 for (; row < min (end_row, view_end); row++, col = 0)
2617 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2618 srp[col] ^= rstyle;
2619
2620 if (row == end_row)
2621 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2622 srp[col] ^= rstyle;
2623}
2624
2625/* ------------------------------------------------------------------------- */
2626void
2314rxvt_scr_reverse_selection(pR) 2627rxvt_term::scr_reverse_selection () NOTHROW
2315{ 2628{
2316 int i, col, row, end_row; 2629 if (selection.op
2317 rend_t *srp; 2630 && current_screen == selection.screen
2318 2631 && selection.end.row >= view_start)
2319 if (R->selection.op && R->current_screen == R->selection.screen) { 2632 {
2320 end_row = R->TermWin.saveLines - R->TermWin.view_start; 2633#if !ENABLE_MINIMAL
2321 i = R->selection.beg.row + R->TermWin.saveLines; 2634 if (selection.rect)
2322 row = R->selection.end.row + R->TermWin.saveLines; 2635 scr_xor_rect (selection.beg.row, selection.beg.col,
2323 if (i >= end_row) 2636 selection.end.row, selection.end.col,
2324 col = R->selection.beg.col; 2637 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2325 else { 2638 else
2326 col = 0;
2327 i = end_row;
2328 }
2329 end_row += R->TermWin.nrow;
2330 for (; i < row && i < end_row; i++, col = 0)
2331 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2332#ifndef OPTION_HC
2333 srp[col] ^= RS_RVid;
2334#else
2335 srp[col] ^= RS_Blink;
2336#endif 2639#endif
2337 if (i == row && i < end_row) 2640 scr_xor_span (selection.beg.row, selection.beg.col,
2338 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2641 selection.end.row, selection.end.col,
2339#ifndef OPTION_HC 2642 RS_Sel | RS_RVid);
2340 srp[col] ^= RS_RVid;
2341#else
2342 srp[col] ^= RS_Blink;
2343#endif
2344 } 2643 }
2345} 2644}
2346 2645
2347/* ------------------------------------------------------------------------- */ 2646/* ------------------------------------------------------------------------- */
2348/* 2647/*
2349 * Dump the whole scrollback and screen to the passed filedescriptor. The 2648 * Dump the whole scrollback and screen to the passed filedescriptor. The
2350 * invoking routine must close the fd. 2649 * invoking routine must close the fd.
2351 */ 2650 */
2352#if 0 2651#if 0
2353/* EXTPROTO */
2354void 2652void
2355rxvt_scr_dump(pR_ int fd) 2653rxvt_term::scr_dump (int fd) NOTHROW
2356{ 2654{
2357 int row, wrote; 2655 int row, wrote;
2358 unsigned int width, towrite; 2656 unsigned int width, towrite;
2359 char r1[] = "\n"; 2657 const char r1[] = "\n";
2360 2658
2361 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2659 for (row = saveLines + top_row;
2362 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2660 row < saveLines + nrow - 1; row++)
2363 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2661 {
2364 : R->TermWin.ncol; 2662 width = row_buf[row].l >= 0 ? row_buf[row].l
2663 : ncol;
2365 for (towrite = width; towrite; towrite -= wrote) { 2664 for (towrite = width; towrite; towrite -= wrote)
2665 {
2366 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2666 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2367 towrite); 2667 towrite);
2368 if (wrote < 0) 2668 if (wrote < 0)
2369 return; /* XXX: death, no report */ 2669 return; /* XXX: death, no report */
2370 } 2670 }
2371 if (R->screen.tlen[row] >= 0) 2671 if (row_buf[row].l >= 0)
2372 if (write(fd, r1, 1) <= 0) 2672 if (write (fd, r1, 1) <= 0)
2373 return; /* XXX: death, no report */ 2673 return; /* XXX: death, no report */
2374 } 2674 }
2375} 2675}
2376#endif 2676#endif
2377 2677
2378/* ------------------------------------------------------------------------- * 2678/* ------------------------------------------------------------------------- *
2379 * CHARACTER SELECTION * 2679 * CHARACTER SELECTION *
2380 * ------------------------------------------------------------------------- */ 2680 * ------------------------------------------------------------------------- */
2381
2382/*
2383 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2384 */
2385/* EXTPROTO */
2386void 2681void
2387rxvt_selection_check(pR_ int check_more) 2682rxvt_term::selection_check (int check_more) NOTHROW
2388{ 2683{
2389 row_col_t pos; 2684 row_col_t pos;
2390 2685
2391 if (!R->selection.op) 2686 if (!selection.op)
2392 return; 2687 return;
2393 2688
2394 pos.row = pos.col = 0; 2689 pos.row = pos.col = 0;
2395 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2690 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2396 || (R->selection.beg.row >= R->TermWin.nrow) 2691 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2397 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2692 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2398 || (R->selection.mark.row >= R->TermWin.nrow)
2399 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2400 || (R->selection.end.row >= R->TermWin.nrow)
2401 || (check_more == 1 2693 || (check_more == 1
2402 && R->current_screen == R->selection.screen 2694 && current_screen == selection.screen
2403 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2695 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2404 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2696 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2405 || (check_more == 2 2697 || (check_more == 2
2406 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2698 && ROWCOL_IS_BEFORE (selection.beg, pos)
2407 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2699 && ROWCOL_IS_AFTER (selection.end, pos))
2408 || (check_more == 3 2700 || (check_more == 3
2409 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2701 && ROWCOL_IS_AFTER (selection.end, pos))
2410 || (check_more == 4 /* screen width change */ 2702 || (check_more == 4 /* screen width change */
2411 && (R->selection.beg.row != R->selection.end.row 2703 && (selection.beg.row != selection.end.row
2412 || R->selection.end.col > R->TermWin.ncol))) 2704 || selection.end.col > ncol)))
2413 CLEAR_SELECTION(R); 2705 CLEAR_SELECTION ();
2414} 2706}
2415 2707
2416/* ------------------------------------------------------------------------- */ 2708/* ------------------------------------------------------------------------- */
2417/* 2709/*
2418 * Paste a selection direct to the command fd 2710 * Paste a selection direct to the command fd
2419 */ 2711 */
2420/* INTPROTO */
2421void 2712void
2422rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2713rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2423{ 2714{
2424 unsigned int i, j, n;
2425 unsigned char *ds = (unsigned char *)rxvt_malloc(PROP_SIZE);
2426
2427/* convert normal newline chars into common keyboard Return key sequence */ 2715 /* convert normal newline chars into common keyboard Return key sequence */
2428 for (i = 0; i < nitems; i += PROP_SIZE) { 2716 for (unsigned int i = 0; i < len; i++)
2429 n = min(nitems - i, PROP_SIZE); 2717 if (data[i] == C0_LF)
2430 MEMCPY(ds, data + i, n); 2718 data[i] = C0_CR;
2431 for (j = 0; j < n; j++)
2432 if (ds[j] == '\n')
2433 ds[j] = '\r';
2434 rxvt_tt_write(aR_ ds, (int)n);
2435 }
2436 free(ds);
2437}
2438 2719
2439/* ------------------------------------------------------------------------- */ 2720 if (priv_modes & PrivMode_BracketPaste)
2440/* 2721 tt_printf ("\e[200~");
2441 * Respond to a notification that a primary selection has been sent
2442 * EXT: SelectionNotify
2443 */
2444/* EXTPROTO */
2445int
2446rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2447{
2448 long nread = 0;
2449 unsigned long bytes_after;
2450 XTextProperty ct;
2451#ifdef MULTICHAR_SET
2452 int dummy_count;
2453 char **cl;
2454#endif
2455 2722
2456 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2723 tt_write (data, len);
2457 2724
2458 if (prop == None) { /* check for failed XConvertSelection */ 2725 if (priv_modes & PrivMode_BracketPaste)
2459#ifdef MULTICHAR_SET 2726 tt_printf ("\e[201~");
2460 if ((R->selection_type & Sel_CompoundText)) {
2461 int selnum = R->selection_type & Sel_whereMask;
2462
2463 R->selection_type = 0;
2464 if (selnum != Sel_direct)
2465 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2466 }
2467#endif
2468 return 0;
2469 }
2470 for (;;) {
2471 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2472 (long)(PROP_SIZE / 4), delete_prop,
2473 AnyPropertyType, &ct.encoding, &ct.format,
2474 &ct.nitems, &bytes_after,
2475 &ct.value) != Success)
2476 break;
2477 if (ct.encoding == 0) {
2478 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2479 break;
2480 }
2481 if (ct.value == NULL) {
2482 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2483 continue;
2484 }
2485 if (ct.nitems == 0) {
2486 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2487 if (R->selection_wait == Sel_normal && nread == 0) {
2488 /*
2489 * pass through again trying CUT_BUFFER0 if we've come from
2490 * XConvertSelection() but nothing was presented
2491 */
2492 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2493 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2494 }
2495 nread = -1; /* discount any previous stuff */
2496 break;
2497 }
2498 nread += ct.nitems;
2499#ifdef MULTICHAR_SET
2500 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl,
2501 &dummy_count) == Success && cl) {
2502 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0]));
2503 XFreeStringList(cl);
2504 } else
2505#endif
2506 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems);
2507 if (bytes_after == 0)
2508 break;
2509 XFree(ct.value);
2510 }
2511 if (ct.value)
2512 XFree(ct.value);
2513 if (R->selection_wait == Sel_normal)
2514 R->selection_wait = Sel_none;
2515 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2516 return (int)nread;
2517} 2727}
2518 2728
2519/*
2520 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2521 */
2522/* EXTPROTO */
2523void 2729void
2524rxvt_selection_property(pR_ Window win, Atom prop) 2730rxvt_term::paste (char *data, unsigned int len) NOTHROW
2525{ 2731{
2526 int reget_time = 0; 2732 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2527
2528 if (prop == None)
2529 return; 2733 return;
2530 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2531 if (R->selection_wait == Sel_normal) {
2532 int a, afmt;
2533 Atom atype;
2534 unsigned long bytes_after, nitems;
2535 unsigned char *s = NULL;
2536 2734
2537 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2735 tt_paste (data, len);
2538 R->xa[XA_INCR], &atype, &afmt, &nitems,
2539 &bytes_after, &s);
2540 if (s)
2541 XFree(s);
2542 if (a != Success)
2543 return;
2544#ifndef __CYGWIN32__
2545 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2546 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2547 XDeleteProperty(R->Xdisplay, win, prop);
2548 XFlush(R->Xdisplay);
2549 reget_time = 1;
2550 R->selection_wait = Sel_incr;
2551 }
2552#endif
2553 } else if (R->selection_wait == Sel_incr) {
2554 reget_time = 1;
2555 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2556 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2557 R->selection_wait = Sel_none;
2558 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2559 }
2560 }
2561 if (reget_time) { /* received more data so reget time */
2562 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2563 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2564 }
2565} 2736}
2737
2566/* ------------------------------------------------------------------------- */ 2738/* ------------------------------------------------------------------------- */
2567/* 2739/*
2568 * Request the current selection: 2740 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2569 * Order: > internal selection if available 2741 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2570 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2742 * as fallback
2571 * > CUT_BUFFER0
2572 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2573 * will auto fallback to CUT_BUFFER0
2574 * EXT: button 2 release 2743 * EXT: button 2 release
2575 */ 2744 */
2576/* EXTPROTO */
2577void 2745void
2578rxvt_selection_request(pR_ Time tm, int x, int y) 2746rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2579{ 2747{
2580 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2748 if (!selection_req)
2581 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2582 return; /* outside window */
2583
2584 if (R->selection.text != NULL) { /* internal selection */
2585 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2586 rxvt_PasteIt(aR_ R->selection.text, R->selection.len);
2587 return;
2588 } else {
2589 int i;
2590
2591 R->selection_request_time = tm;
2592 R->selection_wait = Sel_normal;
2593 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2594#ifdef MULTICHAR_SET
2595 R->selection_type = Sel_CompoundText;
2596#else
2597 R->selection_type = 0;
2598#endif
2599 if (rxvt_selection_request_other(aR_
2600#ifdef MULTICHAR_SET
2601 R->xa[XA_COMPOUND_TEXT],
2602#else
2603 XA_STRING,
2604#endif
2605 i))
2606 return;
2607 }
2608 } 2749 {
2609 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2750 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2610 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2751 selection_req->run ();
2611 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2612}
2613
2614/* INTPROTO */
2615int
2616rxvt_selection_request_other(pR_ Atom target, int selnum)
2617{
2618 Atom sel;
2619#ifdef DEBUG_SELECT
2620 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2621#endif
2622
2623 R->selection_type |= selnum;
2624 if (selnum == Sel_Primary)
2625 sel = XA_PRIMARY;
2626 else if (selnum == Sel_Secondary)
2627 sel = XA_SECONDARY;
2628 else
2629 sel = R->xa[XA_CLIPBOARD];
2630 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2631 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2632 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2633 R->TermWin.vt, R->selection_request_time);
2634 return 1;
2635 } 2752 }
2636 return 0;
2637} 2753}
2638 2754
2639/* ------------------------------------------------------------------------- */ 2755/* ------------------------------------------------------------------------- */
2640/* 2756/*
2641 * Clear all selected text 2757 * Clear all selected text
2642 * EXT: SelectionClear 2758 * EXT: SelectionClear
2643 */ 2759 */
2644/* EXTPROTO */
2645void 2760void
2646rxvt_selection_clear(pR) 2761rxvt_term::selection_clear (bool clipboard) NOTHROW
2647{ 2762{
2648 D_SELECT((stderr, "rxvt_selection_clear()")); 2763 if (!clipboard)
2649 2764 {
2650 R->want_refresh = 1; 2765 want_refresh = 1;
2651 if (R->selection.text)
2652 free(R->selection.text); 2766 free (selection.text);
2653 R->selection.text = NULL; 2767 selection.text = NULL;
2654 R->selection.len = 0; 2768 selection.len = 0;
2655 CLEAR_SELECTION(R); 2769 CLEAR_SELECTION ();
2770
2771 if (display->selection_owner == this)
2772 display->selection_owner = 0;
2773 }
2774 else
2775 {
2776 free (selection.clip_text);
2777 selection.clip_text = NULL;
2778 selection.clip_len = 0;
2779
2780 if (display->clipboard_owner == this)
2781 display->clipboard_owner = 0;
2782 }
2656} 2783}
2657 2784
2658/* ------------------------------------------------------------------------- */ 2785/* ------------------------------------------------------------------------- */
2659/* 2786/*
2660 * Copy a selection into the cut buffer 2787 * Copy a selection into the cut buffer
2661 * EXT: button 1 or 3 release 2788 * EXT: button 1 or 3 release
2662 */ 2789 */
2663/* EXTPROTO */
2664void 2790void
2665rxvt_selection_make(pR_ Time tm) 2791rxvt_term::selection_make (Time tm)
2666{ 2792{
2667 int i, col, end_col, row, end_row; 2793 int size;
2668 unsigned char *new_selection_text; 2794 wchar_t *new_selection_text;
2669 char *str; 2795 text_t *t;
2670 text_t *t;
2671#ifdef ACS_ASCII
2672 rend_t *re;
2673#endif
2674 2796
2675 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2676 switch (R->selection.op) { 2797 switch (selection.op)
2798 {
2677 case SELECTION_CONT: 2799 case SELECTION_CONT:
2678 break; 2800 break;
2679 case SELECTION_INIT: 2801 case SELECTION_INIT:
2680 CLEAR_SELECTION(R); 2802 CLEAR_SELECTION ();
2681 /* FALLTHROUGH */ 2803 /* FALLTHROUGH */
2682 case SELECTION_BEGIN: 2804 case SELECTION_BEGIN:
2683 R->selection.op = SELECTION_DONE; 2805 selection.op = SELECTION_DONE;
2684 /* FALLTHROUGH */ 2806 /* FALLTHROUGH */
2685 default: 2807 default:
2686 return; 2808 return;
2687 } 2809 }
2810
2688 R->selection.op = SELECTION_DONE; 2811 selection.op = SELECTION_DONE;
2689 2812
2690 if (R->selection.clicks == 4) 2813 if (selection.clicks == 4)
2691 return; /* nothing selected, go away */ 2814 return; /* nothing selected, go away */
2692 2815
2816 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2817 return;
2818
2693 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2819 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2694 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2820 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2695 2821
2696 new_selection_text = (unsigned char *)str; 2822 int ofs = 0;
2823 int extra = 0;
2697 2824
2698 col = R->selection.beg.col; 2825 int col = selection.beg.col;
2699 MAX_IT(col, 0); 2826 int row = selection.beg.row;
2700 row = R->selection.beg.row + R->TermWin.saveLines;
2701 end_row = R->selection.end.row + R->TermWin.saveLines;
2702 2827
2828 int end_col;
2829
2703 for (; row <= end_row; row++, col = 0) 2830 for (; row <= selection.end.row; row++, col = 0)
2831 {
2832#if !ENABLE_MINIMAL
2833 if (selection.rect)
2704 { 2834 {
2705 t = &(R->screen.text[row][col]); 2835 col = selection.beg.col;
2706
2707 end_col = R->screen.tlen[row];
2708
2709 if (end_col == -1)
2710 end_col = R->TermWin.ncol; 2836 end_col = selection.end.col;
2837 }
2838 else
2839#endif
2840 end_col = ROW(row).l;
2711 2841
2842 col = max (col, 0);
2843
2712 if (row == end_row) 2844 if (row == selection.end.row)
2713 MIN_IT (end_col, R->selection.end.col); 2845 min_it (end_col, selection.end.col);
2714 2846
2847 t = ROW(row).t + col;
2848
2715 for (; col < end_col; col++) 2849 for (; col < end_col; col++)
2850 {
2716 if (*t == NOCHAR) 2851 if (*t == NOCHAR)
2717 t++; 2852 t++;
2853#if ENABLE_COMBINING
2854 else if (IS_COMPOSE (*t))
2855 {
2856 int len = rxvt_composite.expand (*t, 0);
2857
2858 extra -= (len - 1);
2859
2860 if (extra < 0)
2861 {
2862 extra += size;
2863 size += size;
2864 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2865 }
2866
2867 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2868 }
2869#endif
2718 else 2870 else
2719 { 2871 new_selection_text[ofs++] = *t++;
2720 int len = wctomb (str, *t++);
2721 if (len > 0)
2722 str += len;
2723 }
2724
2725 if (R->screen.tlen[row] != -1 && row != end_row)
2726 *str++ = '\n';
2727 } 2872 }
2728 2873
2729#ifndef NO_OLD_SELECTION 2874#if !ENABLE_MINIMAL
2730 if (R->selection_style == OLD_SELECT) 2875 if (selection.rect)
2731 if (end_col == R->TermWin.ncol)
2732 *str++ = '\n';
2733#endif
2734#ifndef NO_NEW_SELECTION
2735 if (R->selection_style != OLD_SELECT)
2736 if (end_col != R->selection.end.col)
2737 *str++ = '\n';
2738#endif
2739 *str = '\0';
2740
2741 i = str - (char *)new_selection_text;
2742 if (i == 0)
2743 { 2876 {
2877 while (ofs
2878 && new_selection_text[ofs - 1] != C0_LF
2879 && unicode::is_space (new_selection_text[ofs - 1]))
2880 --ofs;
2881
2882 new_selection_text[ofs++] = C0_LF;
2883 }
2884 else
2885#endif
2886 if (!ROW(row).is_longer ()
2887 && (row != selection.end.row || end_col != selection.end.col)
2888 && (row != selection.beg.row || selection.beg.col < ncol))
2889 new_selection_text[ofs++] = C0_LF;
2890 }
2891
2892 new_selection_text[ofs] = 0;
2893
2894 if (ofs == 0)
2895 {
2744 free (new_selection_text); 2896 free (new_selection_text);
2745 return; 2897 return;
2746 } 2898 }
2747 2899
2748 // due to MB_MAX_CUR, selection wastage is usually high
2749 if (str - (char *)new_selection_text > 1024)
2750 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2751
2752 R->selection.len = i;
2753 if (R->selection.text)
2754 free (R->selection.text); 2900 free (selection.text);
2755 2901
2756 R->selection.text = new_selection_text; 2902 // we usually allocate much more than necessary, so realloc it smaller again
2903 selection.len = ofs;
2904 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2757 2905
2758 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2906 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2759 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2907 return;
2760 rxvt_print_error("can't get primary selection"); 2908
2761 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2909 selection_grab (tm);
2762 PropModeReplace, R->selection.text, (int)R->selection.len); 2910}
2911
2912bool
2913rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2914{
2915 Atom sel;
2916
2917 if (!clipboard)
2918 {
2763 R->selection_time = tm; 2919 selection_time = tm;
2764 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2920 sel = XA_PRIMARY;
2921 }
2922 else
2923 {
2924 clipboard_time = tm;
2925 sel = xa[XA_CLIPBOARD];
2926 }
2927
2928 XSetSelectionOwner (dpy, sel, vt, tm);
2929 if (XGetSelectionOwner (dpy, sel) == vt)
2930 {
2931 display->set_selection_owner (this, clipboard);
2932 return true;
2933 }
2934 else
2935 {
2936 selection_clear (clipboard);
2937 return false;
2938 }
2939
2940#if 0
2941 XTextProperty ct;
2942
2943 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2944 {
2945 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2946 XFree (ct.value);
2947 }
2948#endif
2765} 2949}
2766 2950
2767/* ------------------------------------------------------------------------- */ 2951/* ------------------------------------------------------------------------- */
2768/* 2952/*
2769 * Mark or select text based upon number of clicks: 1, 2, or 3 2953 * Mark or select text based upon number of clicks: 1, 2, or 3
2770 * EXT: button 1 press 2954 * EXT: button 1 press
2771 */ 2955 */
2772/* EXTPROTO */
2773void 2956void
2774rxvt_selection_click(pR_ int clicks, int x, int y) 2957rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2775{ 2958{
2776 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2777
2778 clicks = ((clicks - 1) % 3) + 1; 2959 clicks = ((clicks - 1) % 3) + 1;
2779 R->selection.clicks = clicks; /* save clicks so extend will work */ 2960 selection.clicks = clicks; /* save clicks so extend will work */
2780 2961
2962 if (clicks == 2 && !selection.rect
2963 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2964 {
2965 MEvent.clicks = 1; // what a mess
2966 selection.screen = current_screen;
2967 selection.op = SELECTION_CONT;
2968 return;
2969 }
2970
2781 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2971 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2972
2782 if (clicks == 2 || clicks == 3) 2973 if (clicks == 2 || clicks == 3)
2783 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2974 selection_extend_colrow (selection.mark.col,
2784 R->selection.mark.row 2975 selection.mark.row - view_start,
2785 + R->TermWin.view_start,
2786 0, /* button 3 */ 2976 0, /* button 3 */
2787 1, /* button press */ 2977 1, /* button press */
2788 0); /* click change */ 2978 0); /* click change */
2789} 2979}
2790 2980
2791/* ------------------------------------------------------------------------- */ 2981/* ------------------------------------------------------------------------- */
2792/* 2982/*
2793 * Mark a selection at the specified col/row 2983 * Mark a selection at the specified col/row
2794 */ 2984 */
2795/* INTPROTO */
2796void 2985void
2797rxvt_selection_start_colrow(pR_ int col, int row) 2986rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2798{ 2987{
2799 R->want_refresh = 1; 2988 want_refresh = 1;
2989
2990 selection.mark.row = row + view_start;
2800 R->selection.mark.col = col; 2991 selection.mark.col = col;
2801 R->selection.mark.row = row - R->TermWin.view_start; 2992
2802 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2993 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2803 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2994 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2995
2996 while (selection.mark.col > 0
2997 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2804 MAX_IT(R->selection.mark.col, 0); 2998 --selection.mark.col;
2805 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2806 2999
2807 if (R->selection.op) { /* clear the old selection */ 3000 if (selection.op)
3001 {
3002 /* clear the old selection */
2808 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3003 selection.beg.row = selection.end.row = selection.mark.row;
2809 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3004 selection.beg.col = selection.end.col = selection.mark.col;
2810 } 3005 }
3006
2811 R->selection.op = SELECTION_INIT; 3007 selection.op = SELECTION_INIT;
2812 R->selection.screen = R->current_screen; 3008 selection.screen = current_screen;
2813} 3009}
2814 3010
2815/* ------------------------------------------------------------------------- */ 3011/* ------------------------------------------------------------------------- */
2816/* 3012/*
2817 * Word select: select text for 2 clicks 3013 * Word select: select text for 2 clicks
2818 * We now only find out the boundary in one direction 3014 * We now only find out the boundary in one direction
2819 */ 3015 */
2820 3016
2821/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3017/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2822#define DELIMIT_TEXT(x) \ 3018#define DELIMIT_TEXT(x) \
2823 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3019 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2824#ifdef MULTICHAR_SET
2825# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2826#else
2827# define DELIMIT_REND(x) 1 3020#define DELIMIT_REND(x) 1
2828#endif
2829 3021
2830/* INTPROTO */
2831void 3022void
2832rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3023rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2833{ 3024{
2834 int col, row, dirnadd, tcol, trow, w1, w2; 3025 int col, row, dirnadd, tcol, trow, w1, w2;
2835 row_col_t bound; 3026 row_col_t bound;
2836 text_t *stp; 3027 text_t *stp;
2837 rend_t *srp; 3028 rend_t *srp;
2838 3029
2839 if (dirn == UP) { 3030 if (dirn == UP)
2840 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3031 {
3032 bound.row = top_row - 1;
2841 bound.col = 0; 3033 bound.col = 0;
2842 dirnadd = -1; 3034 dirnadd = -1;
2843 } else { 3035 }
2844 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3036 else
3037 {
3038 bound.row = nrow;
2845 bound.col = R->TermWin.ncol - 1; 3039 bound.col = ncol - 1;
2846 dirnadd = 1; 3040 dirnadd = 1;
2847 } 3041 }
2848 row = mark->row + R->TermWin.saveLines; 3042
3043 row = mark->row;
2849 col = mark->col; 3044 col = max (mark->col, 0);
2850 MAX_IT(col, 0); 3045
2851/* find the edge of a word */ 3046 /* find the edge of a word */
2852 stp = &(R->screen.text[row][col]); 3047 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2853 w1 = DELIMIT_TEXT(*stp); 3048 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2854 3049
2855 if (R->selection_style != NEW_SELECT) { 3050 for (;;)
2856 if (w1 == 1) { 3051 {
3052 for (; col != bound.col; col += dirnadd)
3053 {
2857 stp += dirnadd; 3054 stp += dirnadd;
2858 if (DELIMIT_TEXT(*stp) == 1)
2859 goto Old_Word_Selection_You_Die;
2860 col += dirnadd;
2861 }
2862 w1 = 0;
2863 }
2864 srp = (&R->screen.rend[row][col]);
2865 w2 = DELIMIT_REND(*srp);
2866
2867 for (;;) {
2868 for (; col != bound.col; col += dirnadd) {
2869 stp += dirnadd; 3055 srp += dirnadd;
3056
3057 if (*stp == NOCHAR)
3058 continue;
3059
2870 if (DELIMIT_TEXT(*stp) != w1) 3060 if (DELIMIT_TEXT (*stp) != w1)
3061 break;
3062 if (DELIMIT_REND (*srp) != w2)
3063 break;
3064 }
3065
3066 if ((col == bound.col) && (row != bound.row))
3067 {
3068 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3069 {
3070 trow = row + dirnadd;
3071 tcol = dirn == UP ? ncol - 1 : 0;
3072
3073 if (!ROW(trow).t)
2871 break; 3074 break;
2872 srp += dirnadd; 3075
2873 if (DELIMIT_REND(*srp) != w2) 3076 stp = ROW(trow).t + tcol;
3077 srp = ROW(trow).r + tcol;
3078
3079 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2874 break; 3080 break;
2875 } 3081
2876 if ((col == bound.col) && (row != bound.row)) {
2877 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2878 trow = row + dirnadd;
2879 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2880 if (R->screen.text[trow] == NULL)
2881 break;
2882 stp = &(R->screen.text[trow][tcol]);
2883 srp = &(R->screen.rend[trow][tcol]);
2884 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2885 break;
2886 row = trow; 3082 row = trow;
2887 col = tcol; 3083 col = tcol;
2888 continue; 3084 continue;
2889 } 3085 }
2890 } 3086 }
2891 break; 3087 break;
2892 } 3088 }
2893 Old_Word_Selection_You_Die:
2894 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));
2895 3089
2896 if (dirn == DN) 3090 if (dirn == DN)
2897 col++; /* put us on one past the end */ 3091 col++; /* put us on one past the end */
2898 3092
2899/* Poke the values back in */ 3093 /* Poke the values back in */
2900 ret->row = row - R->TermWin.saveLines; 3094 ret->row = row;
2901 ret->col = col; 3095 ret->col = col;
2902} 3096}
2903 3097
2904/* ------------------------------------------------------------------------- */ 3098/* ------------------------------------------------------------------------- */
2905/* 3099/*
2906 * Extend the selection to the specified x/y pixel location 3100 * Extend the selection to the specified x/y pixel location
2907 * EXT: button 3 press; button 1 or 3 drag 3101 * EXT: button 3 press; button 1 or 3 drag
2908 * flag == 0 ==> button 1 3102 * flag == 0 ==> button 1
2909 * flag == 1 ==> button 3 press 3103 * flag == 1 ==> button 3 press
2910 * flag == 2 ==> button 3 motion 3104 * flag == 2 ==> button 3 motion
2911 */ 3105 */
2912/* EXTPROTO */
2913void 3106void
2914rxvt_selection_extend(pR_ int x, int y, int flag) 3107rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2915{ 3108{
2916 int col, row; 3109 int col = clamp (Pixel2Col (x), 0, ncol);
3110 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2917 3111
2918 col = Pixel2Col(x); 3112 /*
2919 row = Pixel2Row(y);
2920 MAX_IT(row, 0);
2921 MIN_IT(row, (int)R->TermWin.nrow - 1);
2922 MAX_IT(col, 0);
2923 MIN_IT(col, (int)R->TermWin.ncol);
2924#ifndef NO_NEW_SELECTION
2925/*
2926 * If we're selecting characters (single click) then we must check first 3113 * If we're selecting characters (single click) then we must check first
2927 * if we are at the same place as the original mark. If we are then 3114 * if we are at the same place as the original mark. If we are then
2928 * select nothing. Otherwise, if we're to the right of the mark, you have to 3115 * select nothing. Otherwise, if we're to the right of the mark, you have to
2929 * be _past_ a character for it to be selected. 3116 * be _past_ a character for it to be selected.
2930 */ 3117 */
2931 if (R->selection_style != OLD_SELECT) {
2932 if (((R->selection.clicks % 3) == 1) && !flag 3118 if (((selection.clicks % 3) == 1) && !flag
2933 && (col == R->selection.mark.col 3119 && (col == selection.mark.col
2934 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3120 && (row == selection.mark.row - view_start)))
3121 {
2935 /* select nothing */ 3122 /* select nothing */
2936 R->selection.beg.row = R->selection.end.row = 0; 3123 selection.beg.row = selection.end.row = 0;
2937 R->selection.beg.col = R->selection.end.col = 0; 3124 selection.beg.col = selection.end.col = 0;
2938 R->selection.clicks = 4; 3125 selection.clicks = 4;
2939 R->want_refresh = 1; 3126 want_refresh = 1;
2940 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2941 return; 3127 return;
2942 }
2943 } 3128 }
2944#endif 3129
2945 if (R->selection.clicks == 4) 3130 if (selection.clicks == 4)
2946 R->selection.clicks = 1; 3131 selection.clicks = 1;
3132
2947 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3133 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2948 flag == 1 ? 1 : 0, /* ? button press */ 3134 flag == 1 ? 1 : 0, /* ? button press */
2949 0); /* no click change */ 3135 0); /* no click change */
2950} 3136}
2951 3137
2952/* ------------------------------------------------------------------------- */ 3138/* ------------------------------------------------------------------------- */
2953/* 3139/*
2954 * Extend the selection to the specified col/row 3140 * Extend the selection to the specified col/row
2955 */ 3141 */
2956/* INTPROTO */
2957void 3142void
2958rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3143rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2959{ 3144{
2960 int16_t ncol = R->TermWin.ncol;
2961 int end_col;
2962 row_col_t pos; 3145 row_col_t pos;
2963 enum { 3146 enum {
2964 LEFT, RIGHT 3147 LEFT, RIGHT
2965 } closeto = RIGHT; 3148 } closeto = RIGHT;
2966 3149
2967 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));
2968 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));
2969
2970 R->want_refresh = 1; 3150 want_refresh = 1;
3151
2971 switch (R->selection.op) { 3152 switch (selection.op)
3153 {
2972 case SELECTION_INIT: 3154 case SELECTION_INIT:
2973 CLEAR_SELECTION(R); 3155 CLEAR_SELECTION ();
2974 R->selection.op = SELECTION_BEGIN; 3156 selection.op = SELECTION_BEGIN;
2975 /* FALLTHROUGH */ 3157 /* FALLTHROUGH */
2976 case SELECTION_BEGIN: 3158 case SELECTION_BEGIN:
2977 if (row != R->selection.mark.row || col != R->selection.mark.col 3159 if (row != selection.mark.row || col != selection.mark.col
2978 || (!button3 && buttonpress)) 3160 || (!button3 && buttonpress))
2979 R->selection.op = SELECTION_CONT; 3161 selection.op = SELECTION_CONT;
2980 break; 3162 break;
2981 case SELECTION_DONE: 3163 case SELECTION_DONE:
2982 R->selection.op = SELECTION_CONT; 3164 selection.op = SELECTION_CONT;
2983 /* FALLTHROUGH */ 3165 /* FALLTHROUGH */
2984 case SELECTION_CONT: 3166 case SELECTION_CONT:
2985 break; 3167 break;
2986 case SELECTION_CLEAR: 3168 case SELECTION_CLEAR:
2987 rxvt_selection_start_colrow(aR_ col, row); 3169 selection_start_colrow (col, row);
2988 /* FALLTHROUGH */ 3170 /* FALLTHROUGH */
2989 default: 3171 default:
2990 return; 3172 return;
2991 } 3173 }
3174
2992 if (R->selection.beg.col == R->selection.end.col 3175 if (selection.beg.col == selection.end.col
2993 && R->selection.beg.col != R->selection.mark.col 3176 && selection.beg.col != selection.mark.col
2994 && R->selection.beg.row == R->selection.end.row 3177 && selection.beg.row == selection.end.row
2995 && R->selection.beg.row != R->selection.mark.row) { 3178 && selection.beg.row != selection.mark.row)
3179 {
2996 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3180 selection.beg.col = selection.end.col = selection.mark.col;
2997 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3181 selection.beg.row = selection.end.row = selection.mark.row;
2998 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));
2999 } 3182 }
3000 3183
3001 pos.col = col; 3184 pos.col = col;
3002 pos.row = row; 3185 pos.row = view_start + row;
3003 3186
3004 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3187 /*
3005 3188 * This is mainly xterm style selection with a couple of differences, mainly
3006#ifndef NO_OLD_SELECTION 3189 * in the way button3 drag extension works.
3007/* 3190 * We're either doing: button1 drag; button3 press; or button3 drag
3008 * This mimics some of the selection behaviour of version 2.20 and before. 3191 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3009 * There are no ``selection modes'', button3 is always character extension. 3192 * is always at the left/right edge of the selection.
3010 * Note: button3 drag is always available, c.f. v2.20 3193 * b) button3 press: extend/contract character/word/line at whichever edge of
3011 * Selection always terminates (left or right as appropriate) at the mark. 3194 * the selection we are closest to.
3195 * c) button3 drag : extend/contract character/word/line - we select around
3196 * a point/word/line which is either the start or end of the selection
3197 * and it was decided by whichever point/word/line was `fixed' at the
3198 * time of the most recent button3 press
3012 */ 3199 */
3013 if (R->selection_style == OLD_SELECT) { 3200 if (button3 && buttonpress)
3014 if (R->selection.clicks == 1 || button3) { 3201 {
3015 if (R->hate_those_clicks) { 3202 /* button3 press */
3016 R->hate_those_clicks = 0; 3203 /*
3017 if (R->selection.clicks == 1) { 3204 * first determine which edge of the selection we are closest to
3018 R->selection.beg.row = R->selection.mark.row; 3205 */
3019 R->selection.beg.col = R->selection.mark.col; 3206 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3020 } else { 3207 || (!ROWCOL_IS_AFTER (pos, selection.end)
3208 && (((pos.col - selection.beg.col)
3209 + ((pos.row - selection.beg.row) * ncol))
3210 < ((selection.end.col - pos.col)
3211 + ((selection.end.row - pos.row) * ncol)))))
3212 closeto = LEFT;
3213
3214 if (closeto == LEFT)
3215 {
3216 selection.beg.row = pos.row;
3217 selection.beg.col = pos.col;
3218 selection.mark.row = selection.end.row;
3219 selection.mark.col = selection.end.col - (selection.clicks == 2);
3220 }
3221 else
3222 {
3223 selection.end.row = pos.row;
3224 selection.end.col = pos.col;
3021 R->selection.mark.row = R->selection.beg.row; 3225 selection.mark.row = selection.beg.row;
3022 R->selection.mark.col = R->selection.beg.col; 3226 selection.mark.col = selection.beg.col;
3227 }
3228 }
3229 else
3230 {
3231 /* button1 drag or button3 drag */
3232 if (ROWCOL_IS_AFTER (selection.mark, pos))
3233 {
3234 if (selection.mark.row == selection.end.row
3235 && selection.mark.col == selection.end.col
3236 && clickchange
3237 && selection.clicks == 2)
3238 selection.mark.col--;
3239
3240 selection.beg.row = pos.row;
3241 selection.beg.col = pos.col;
3242 selection.end.row = selection.mark.row;
3243 selection.end.col = selection.mark.col + (selection.clicks == 2);
3244 }
3245 else
3246 {
3247 selection.beg.row = selection.mark.row;
3248 selection.beg.col = selection.mark.col;
3249 selection.end.row = pos.row;
3250 selection.end.col = pos.col;
3251 }
3252 }
3253
3254 if (selection.clicks == 1)
3255 {
3256 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3257 && !ROW(selection.beg.row).is_longer ()
3258#if !ENABLE_MINIMAL
3259 && !selection.rect
3260#endif
3261 )
3262 selection.beg.col = ncol;
3263
3264 if (
3265 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3266 && !ROW(selection.end.row).is_longer ()
3267#if !ENABLE_MINIMAL
3268 && !selection.rect
3269#endif
3270 )
3271 selection.end.col = ncol;
3272 }
3273 else if (selection.clicks == 2)
3274 {
3275 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3276 selection.end.col--;
3277
3278 selection_delimit_word (UP, &selection.beg, &selection.beg);
3279 selection_delimit_word (DN, &selection.end, &selection.end);
3280 }
3281 else if (selection.clicks == 3)
3282 {
3283#if ENABLE_FRILLS
3284 if (option (Opt_tripleclickwords))
3285 {
3286 selection_delimit_word (UP, &selection.beg, &selection.beg);
3287
3288 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3289 {
3290 if (!ROW(end_row).is_longer ())
3291 {
3292 selection.end.row = end_row;
3293 selection.end.col = ROW(end_row).l;
3294# if !ENABLE_MINIMAL
3295 selection_remove_trailing_spaces ();
3296# endif
3297 break;
3023 } 3298 }
3024 } 3299 }
3025 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3026 R->selection.end.row = R->selection.mark.row;
3027 R->selection.end.col = R->selection.mark.col + 1;
3028 R->selection.beg.row = pos.row;
3029 R->selection.beg.col = pos.col;
3030 } else {
3031 R->selection.beg.row = R->selection.mark.row;
3032 R->selection.beg.col = R->selection.mark.col;
3033 R->selection.end.row = pos.row;
3034 R->selection.end.col = pos.col + 1;
3035 } 3300 }
3036 } else if (R->selection.clicks == 2) { 3301 else
3037 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3302#endif
3038 &(R->selection.beg)); 3303 {
3039 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3304 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3040 &(R->selection.end)); 3305 selection.mark.col++;
3041 R->hate_those_clicks = 1; 3306
3042 } else if (R->selection.clicks == 3) {
3043 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3044 R->selection.beg.col = 0; 3307 selection.beg.col = 0;
3045 R->selection.end.col = ncol; 3308 selection.end.col = ncol;
3046 R->hate_those_clicks = 1; 3309
3047 } 3310 // select a complete logical line
3048 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)); 3311 while (selection.beg.row > -saveLines
3049 return; 3312 && ROW(selection.beg.row - 1).is_longer ())
3050 } 3313 selection.beg.row--;
3051#endif /* ! NO_OLD_SELECTION */ 3314
3052#ifndef NO_NEW_SELECTION 3315 while (selection.end.row < nrow
3053/* selection_style must not be OLD_SELECT to get here */ 3316 && ROW(selection.end.row).is_longer ())
3054/* 3317 selection.end.row++;
3055 * This is mainly xterm style selection with a couple of differences, mainly
3056 * in the way button3 drag extension works.
3057 * We're either doing: button1 drag; button3 press; or button3 drag
3058 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3059 * is always at the left/right edge of the R->selection.
3060 * b) button3 press: extend/contract character/word/line at whichever edge of
3061 * the selection we are closest to.
3062 * c) button3 drag : extend/contract character/word/line - we select around
3063 * a point/word/line which is either the start or end of the selection
3064 * and it was decided by whichever point/word/line was `fixed' at the
3065 * time of the most recent button3 press
3066 */
3067 if (button3 && buttonpress) { /* button3 press */
3068 /* 3318 }
3069 * first determine which edge of the selection we are closest to 3319 }
3070 */ 3320
3071 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3321 if (button3 && buttonpress)
3072 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3322 {
3073 && (((pos.col - R->selection.beg.col) 3323 /* mark may need to be changed */
3074 + ((pos.row - R->selection.beg.row) * ncol))
3075 < ((R->selection.end.col - pos.col)
3076 + ((R->selection.end.row - pos.row) * ncol)))))
3077 closeto = LEFT;
3078 if (closeto == LEFT) { 3324 if (closeto == LEFT)
3079 R->selection.beg.row = pos.row; 3325 {
3080 R->selection.beg.col = pos.col;
3081 R->selection.mark.row = R->selection.end.row; 3326 selection.mark.row = selection.end.row;
3082 R->selection.mark.col = R->selection.end.col 3327 selection.mark.col = selection.end.col - (selection.clicks == 2);
3083 - (R->selection.clicks == 2); 3328 }
3084 } else { 3329 else
3085 R->selection.end.row = pos.row; 3330 {
3086 R->selection.end.col = pos.col;
3087 R->selection.mark.row = R->selection.beg.row; 3331 selection.mark.row = selection.beg.row;
3088 R->selection.mark.col = R->selection.beg.col; 3332 selection.mark.col = selection.beg.col;
3089 }
3090 } else { /* button1 drag or button3 drag */
3091 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3092 if ((R->selection.mark.row == R->selection.end.row)
3093 && (R->selection.mark.col == R->selection.end.col)
3094 && clickchange && R->selection.clicks == 2)
3095 R->selection.mark.col--;
3096 R->selection.beg.row = pos.row;
3097 R->selection.beg.col = pos.col;
3098 R->selection.end.row = R->selection.mark.row;
3099 R->selection.end.col = R->selection.mark.col
3100 + (R->selection.clicks == 2);
3101 } else {
3102 R->selection.beg.row = R->selection.mark.row;
3103 R->selection.beg.col = R->selection.mark.col;
3104 R->selection.end.row = pos.row;
3105 R->selection.end.col = pos.col;
3106 }
3107 }
3108
3109 if (R->selection.clicks == 1) {
3110 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3111 if (end_col != -1 && R->selection.beg.col > end_col) {
3112#if 1
3113 R->selection.beg.col = ncol;
3114#else
3115 if (R->selection.beg.row != R->selection.end.row)
3116 R->selection.beg.col = ncol;
3117 else
3118 R->selection.beg.col = R->selection.mark.col;
3119#endif
3120 }
3121 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3122 if (end_col != -1 && R->selection.end.col > end_col)
3123 R->selection.end.col = ncol;
3124
3125 } else if (R->selection.clicks == 2) {
3126 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3127 R->selection.end.col--;
3128 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3129 &(R->selection.beg));
3130 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3131 &(R->selection.end));
3132 } else if (R->selection.clicks == 3) {
3133#ifndef NO_FRILLS
3134 if ((R->Options & Opt_tripleclickwords)) {
3135 int end_row;
3136
3137 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3138 &(R->selection.beg));
3139 end_row = R->screen.tlen[R->selection.mark.row
3140 + R->TermWin.saveLines];
3141 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3142 end_row++) {
3143 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3144 if (end_col != -1) {
3145 R->selection.end.row = end_row;
3146 R->selection.end.col = end_col;
3147 rxvt_selection_remove_trailing_spaces(aR);
3148 break;
3149 }
3150 }
3151 } else
3152#endif
3153 { 3333 }
3154 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3155 R->selection.mark.col++;
3156 R->selection.beg.col = 0;
3157 R->selection.end.col = ncol;
3158 }
3159 } 3334 }
3160 if (button3 && buttonpress) { /* mark may need to be changed */
3161 if (closeto == LEFT) {
3162 R->selection.mark.row = R->selection.end.row;
3163 R->selection.mark.col = R->selection.end.col
3164 - (R->selection.clicks == 2);
3165 } else {
3166 R->selection.mark.row = R->selection.beg.row;
3167 R->selection.mark.col = R->selection.beg.col;
3168 }
3169 }
3170 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));
3171#endif /* ! NO_NEW_SELECTION */
3172}
3173 3335
3174#ifndef NO_FRILLS 3336#if !ENABLE_MINIMAL
3175/* INTPROTO */ 3337 if (selection.rect && selection.beg.col > selection.end.col)
3338 ::swap (selection.beg.col, selection.end.col);
3339#endif
3340}
3341
3342#if !ENABLE_MINIMAL
3176void 3343void
3177rxvt_selection_remove_trailing_spaces(pR) 3344rxvt_term::selection_remove_trailing_spaces () NOTHROW
3178{ 3345{
3179 int32_t end_col, end_row; 3346 int32_t end_col, end_row;
3180 text_t *stp; 3347 text_t *stp;
3181 3348
3182 end_col = R->selection.end.col; 3349 end_col = selection.end.col;
3183 end_row = R->selection.end.row; 3350 end_row = selection.end.row;
3351
3184 for ( ; end_row >= R->selection.beg.row; ) { 3352 for (; end_row >= selection.beg.row; )
3185 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3353 {
3354 stp = ROW(end_row).t;
3355
3186 while (--end_col >= 0) { 3356 while (--end_col >= 0)
3187 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3188 break;
3189 } 3357 {
3190 if (end_col >= 0 3358 if (stp[end_col] != NOCHAR
3191 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3359 && !unicode::is_space (stp[end_col]))
3192 R->selection.end.col = end_col + 1;
3193 R->selection.end.row = end_row;
3194 break; 3360 break;
3195 } 3361 }
3362
3363 if (end_col >= 0
3364 || !ROW(end_row - 1).is_longer ())
3365 {
3366 selection.end.col = end_col + 1;
3367 selection.end.row = end_row;
3368 break;
3369 }
3370
3196 end_row--; 3371 end_row--;
3197 end_col = R->TermWin.ncol; 3372 end_col = ncol;
3198 } 3373 }
3374
3199 if (R->selection.mark.row > R->selection.end.row) { 3375 if (selection.mark.row > selection.end.row)
3376 {
3200 R->selection.mark.row = R->selection.end.row; 3377 selection.mark.row = selection.end.row;
3201 R->selection.mark.col = R->selection.end.col; 3378 selection.mark.col = selection.end.col;
3379 }
3202 } else if (R->selection.mark.row == R->selection.end.row 3380 else if (selection.mark.row == selection.end.row
3203 && R->selection.mark.col > R->selection.end.col) 3381 && selection.mark.col > selection.end.col)
3204 R->selection.mark.col = R->selection.end.col; 3382 selection.mark.col = selection.end.col;
3205} 3383}
3206#endif 3384#endif
3207 3385
3208/* ------------------------------------------------------------------------- */ 3386/* ------------------------------------------------------------------------- */
3209/* 3387/*
3210 * Double click on button 3 when already selected 3388 * Double click on button 3 when already selected
3211 * EXT: button 3 double click 3389 * EXT: button 3 double click
3212 */ 3390 */
3213/* EXTPROTO */
3214void 3391void
3215rxvt_selection_rotate(pR_ int x, int y) 3392rxvt_term::selection_rotate (int x, int y) NOTHROW
3216{ 3393{
3217 R->selection.clicks = R->selection.clicks % 3 + 1; 3394 selection.clicks = selection.clicks % 3 + 1;
3218 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3395 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3219} 3396}
3220
3221/* ------------------------------------------------------------------------- */
3222/*
3223 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3224 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3225 * the X11 protocol.
3226 */
3227typedef CARD32 Atom32;
3228 3397
3229/* ------------------------------------------------------------------------- */ 3398/* ------------------------------------------------------------------------- */
3230/* 3399/*
3231 * Respond to a request for our current selection 3400 * Respond to a request for our current selection
3232 * EXT: SelectionRequest 3401 * EXT: SelectionRequest
3233 */ 3402 */
3234/* EXTPROTO */
3235void 3403void
3236rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3404rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3237{ 3405{
3406 Atom property = rq.property == None ? rq.target : rq.property;
3238 XSelectionEvent ev; 3407 XSelectionEvent ev;
3408
3409 ev.type = SelectionNotify;
3410 ev.property = None;
3411 ev.display = rq.display;
3412 ev.requestor = rq.requestor;
3413 ev.selection = rq.selection;
3414 ev.target = rq.target;
3415 ev.time = rq.time;
3416
3417 if (rq.target == xa[XA_TARGETS])
3418 {
3419 Atom target_list[6];
3420 Atom *target = target_list;
3421
3422 *target++ = xa[XA_TARGETS];
3423 *target++ = xa[XA_TIMESTAMP];
3424 *target++ = XA_STRING;
3425 *target++ = xa[XA_TEXT];
3426 *target++ = xa[XA_COMPOUND_TEXT];
3427#if X_HAVE_UTF8_STRING
3428 *target++ = xa[XA_UTF8_STRING];
3429#endif
3430
3431 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3432 32, PropModeReplace,
3433 (unsigned char *)target_list, target - target_list);
3434 ev.property = property;
3435 }
3436#if TODO // TODO
3437 else if (rq.target == xa[XA_MULTIPLE])
3438 {
3439 /* TODO: Handle MULTIPLE */
3440 }
3441#endif
3442 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3443 {
3444 XChangeProperty (dpy, rq.requestor, property, rq.target,
3445 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3446 ev.property = property;
3447 }
3448 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3449 {
3450 XChangeProperty (dpy, rq.requestor, property, rq.target,
3451 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3452 ev.property = property;
3453 }
3454 else if (rq.target == XA_STRING
3455 || rq.target == xa[XA_TEXT]
3456 || rq.target == xa[XA_COMPOUND_TEXT]
3457 || rq.target == xa[XA_UTF8_STRING]
3458 )
3459 {
3460 XTextProperty ct;
3461 Atom target = rq.target;
3462 short freect = 0;
3463 int selectlen;
3464 wchar_t *cl;
3465 enum {
3466 enc_string = XStringStyle,
3467 enc_text = XStdICCTextStyle,
3468 enc_compound_text = XCompoundTextStyle,
3469#ifdef X_HAVE_UTF8_STRING
3470 enc_utf8 = XUTF8StringStyle,
3471#else
3472 enc_utf8 = -1,
3473#endif
3474 } style;
3475
3476 if (target == XA_STRING)
3477 // we actually don't do XA_STRING, but who cares, as i18n clients
3478 // will ask for another format anyways.
3479 style = enc_string;
3480 else if (target == xa[XA_TEXT])
3481 style = enc_text;
3482 else if (target == xa[XA_COMPOUND_TEXT])
3483 style = enc_compound_text;
3484#if !ENABLE_MINIMAL
3485 else if (target == xa[XA_UTF8_STRING])
3486 style = enc_utf8;
3487#endif
3488 else
3489 {
3490 target = xa[XA_COMPOUND_TEXT];
3491 style = enc_compound_text;
3492 }
3493
3494 if (rq.selection == XA_PRIMARY && selection.text)
3495 {
3496 cl = selection.text;
3497 selectlen = selection.len;
3498 }
3499 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3500 {
3501 cl = selection.clip_text;
3502 selectlen = selection.clip_len;
3503 }
3504 else
3505 {
3506 cl = L"";
3507 selectlen = 0;
3508 }
3509
3510#if !ENABLE_MINIMAL
3511 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3512 // so recode it manually
3513 if (style == enc_utf8)
3514 {
3515 freect = 1;
3516 ct.encoding = target;
3517 ct.format = 8;
3518 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3519 ct.nitems = strlen ((char *)ct.value);
3520 }
3521 else
3522#endif
3523 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3524 freect = 1;
3525 else
3526 {
3527 /* if we failed to convert then send it raw */
3528 ct.value = (unsigned char *)cl;
3529 ct.nitems = selectlen;
3530 ct.encoding = target;
3531 }
3532
3533 XChangeProperty (dpy, rq.requestor, property,
3534 ct.encoding, 8, PropModeReplace,
3535 ct.value, (int)ct.nitems);
3536 ev.property = property;
3537
3538 if (freect)
3539 XFree (ct.value);
3540 }
3541
3542 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3543}
3544
3545/* ------------------------------------------------------------------------- */
3239#ifdef USE_XIM 3546#ifdef USE_XIM
3240 Atom32 target_list[4]; 3547void
3241#else 3548rxvt_term::im_set_position (XPoint &pos) NOTHROW
3242 Atom32 target_list[3]; 3549{
3243#endif 3550 XWindowAttributes xwa;
3244 Atom target;
3245 XTextProperty ct;
3246 XICCEncodingStyle style;
3247 char *cl[2], dummy[1];
3248 3551
3249 ev.type = SelectionNotify; 3552 XGetWindowAttributes (dpy, vt, &xwa);
3250 ev.property = None;
3251 ev.display = rq->display;
3252 ev.requestor = rq->requestor;
3253 ev.selection = rq->selection;
3254 ev.target = rq->target;
3255 ev.time = rq->time;
3256 3553
3257 if (rq->target == R->xa[XA_TARGETS]) { 3554 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3258 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3555 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3259 target_list[1] = (Atom32) XA_STRING; 3556}
3260 target_list[2] = (Atom32) R->xa[XA_TEXT];
3261#ifdef USE_XIM
3262 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3263#endif 3557#endif
3264 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3265 (8 * sizeof(target_list[0])), PropModeReplace,
3266 (unsigned char *)target_list,
3267 (sizeof(target_list) / sizeof(target_list[0])));
3268 ev.property = rq->property;
3269 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3270 /* TODO: Handle MULTIPLE */
3271 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3272 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3273 (8 * sizeof(Time)), PropModeReplace,
3274 (unsigned char *)&R->selection_time, 1);
3275 ev.property = rq->property;
3276 } else if (rq->target == XA_STRING
3277 || rq->target == R->xa[XA_COMPOUND_TEXT]
3278 || rq->target == R->xa[XA_TEXT]) {
3279#ifdef USE_XIM
3280 short freect = 0;
3281#endif
3282 int selectlen;
3283 3558
3284#ifdef USE_XIM 3559#if ENABLE_OVERLAY
3285 if (rq->target != XA_STRING) { 3560void
3286 target = R->xa[XA_COMPOUND_TEXT]; 3561rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3287 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3562{
3288 ? XCompoundTextStyle : XStdICCTextStyle; 3563 if (nrow < 1 || ncol < 1)
3289 } else 3564 return;
3290#endif 3565
3291 { 3566 want_refresh = 1;
3292 target = XA_STRING; 3567
3293 style = XStringStyle; 3568 scr_overlay_off ();
3294 } 3569
3295 if (R->selection.text) { 3570 if (x < 0) x = ncol - w;
3296 cl[0] = (char *)R->selection.text; 3571 if (y < 0) y = nrow - h;
3297 selectlen = R->selection.len; 3572
3298 } else { 3573 // make space for border
3299 cl[0] = dummy; 3574 w += 2; min_it (w, ncol);
3300 *dummy = '\0'; 3575 h += 2; min_it (h, nrow);
3301 selectlen = 0; 3576
3302 } 3577 x -= 1; clamp_it (x, 0, ncol - w);
3303#ifdef USE_XIM 3578 y -= 1; clamp_it (y, 0, nrow - h);
3304 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3579
3305 == Success) /* if we failed to convert then send it raw */ 3580 ov.x = x; ov.y = y;
3306 freect = 1; 3581 ov.w = w; ov.h = h;
3582
3583 ov.text = new text_t *[h];
3584 ov.rend = new rend_t *[h];
3585
3586 for (y = 0; y < h; y++)
3587 {
3588 text_t *tp = ov.text[y] = new text_t[w];
3589 rend_t *rp = ov.rend[y] = new rend_t[w];
3590
3591 text_t t0, t1, t2;
3592 rend_t r = OVERLAY_RSTYLE;
3593
3594 if (y == 0)
3595 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3596 else if (y < h - 1)
3597 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3307 else 3598 else
3308#endif 3599 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3309 { 3600
3310 ct.value = (unsigned char *)cl[0]; 3601 *tp++ = t0;
3311 ct.nitems = selectlen; 3602 *rp++ = r;
3603
3604 for (x = w - 2; x > 0; --x)
3312 } 3605 {
3313 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3606 *tp++ = t1;
3314 target, 8, PropModeReplace, 3607 *rp++ = r;
3315 ct.value, (int)ct.nitems); 3608 }
3316 ev.property = rq->property; 3609
3317#ifdef USE_XIM 3610 *tp = t2;
3318 if (freect) 3611 *rp = r;
3319 XFree(ct.value); 3612 }
3320#endif 3613}
3614
3615void
3616rxvt_term::scr_overlay_off () NOTHROW
3617{
3618 if (!ov.text)
3619 return;
3620
3621 want_refresh = 1;
3622
3623 for (int y = 0; y < ov.h; y++)
3321 } 3624 {
3322 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3625 delete [] ov.text[y];
3626 delete [] ov.rend[y];
3627 }
3628
3629 delete [] ov.text; ov.text = 0;
3630 delete [] ov.rend; ov.rend = 0;
3323} 3631}
3324 3632
3633void
3634rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3635{
3636 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3637 return;
3638
3639 x++, y++;
3640
3641 ov.text[y][x] = text;
3642 ov.rend[y][x] = rend;
3643}
3644
3645void
3646rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3647{
3648 while (*s)
3649 scr_overlay_set (x++, y, *s++);
3650}
3651
3652void
3653rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3654{
3655 while (*s)
3656 {
3657 text_t t = *s++;
3658 int width = WCWIDTH (t);
3659
3660 while (width--)
3661 {
3662 scr_overlay_set (x++, y, t);
3663 t = NOCHAR;
3664 }
3665 }
3666}
3667
3668void
3669rxvt_term::scr_swap_overlay () NOTHROW
3670{
3671 if (!ov.text)
3672 return;
3673
3674 // hide cursor if it is within the overlay area
3675 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3676 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3677 screen.flags &= ~Screen_VisibleCursor;
3678
3679 // swap screen mem with overlay
3680 for (int y = ov.h; y--; )
3681 {
3682 text_t *t1 = ov.text[y];
3683 rend_t *r1 = ov.rend[y];
3684
3685 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3686 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3687
3688 for (int x = ov.w; x--; )
3689 {
3690 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3691 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3692 }
3693 }
3694}
3695
3696#endif
3325/* ------------------------------------------------------------------------- * 3697/* ------------------------------------------------------------------------- */
3326 * MOUSE ROUTINES *
3327 * ------------------------------------------------------------------------- */
3328 3698
3329/*
3330 * return col/row values corresponding to x/y pixel values
3331 */
3332/* EXTPROTO */
3333void
3334rxvt_pixel_position(pR_ int *x, int *y)
3335{
3336 *x = Pixel2Col(*x);
3337/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3338 *y = Pixel2Row(*y);
3339/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3340}
3341/* ------------------------------------------------------------------------- */
3342#ifdef USE_XIM
3343/* EXTPROTO */
3344void
3345rxvt_setPosition(pR_ XPoint *pos)
3346{
3347 XWindowAttributes xwa;
3348
3349 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3350 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3351 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3352 - R->TermWin.lineSpace;
3353}
3354#endif
3355/* ------------------------------------------------------------------------- */
3356
3357/* ------------------------------------------------------------------------- *
3358 * DEBUG ROUTINES *
3359 * ------------------------------------------------------------------------- */
3360#if 0
3361/* INTPROTO */
3362void
3363rxvt_debug_colors(void)
3364{
3365 int color;
3366 const char *name[] = {
3367 "fg", "bg",
3368 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3369 };
3370
3371 fprintf(stderr, "Color ( ");
3372 if (R->rstyle & RS_RVid)
3373 fprintf(stderr, "rvid ");
3374 if (R->rstyle & RS_Bold)
3375 fprintf(stderr, "bold ");
3376 if (R->rstyle & RS_Blink)
3377 fprintf(stderr, "blink ");
3378 if (R->rstyle & RS_Uline)
3379 fprintf(stderr, "uline ");
3380 fprintf(stderr, "): ");
3381
3382 color = GET_FGCOLOR(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 on ", name[color]);
3390
3391 color = GET_BGCOLOR(R->rstyle);
3392#ifndef NO_BRIGHTCOLOR
3393 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3394 color -= (minBrightCOLOR - minCOLOR);
3395 fprintf(stderr, "bright ");
3396 }
3397#endif
3398 fprintf(stderr, "%s\n", name[color]);
3399}
3400#endif

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines