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 1.5 by pcg, Thu Nov 27 16:49:45 2003 UTC vs.
Revision 1.414 by sf-exg, Tue Jan 24 17:05:05 2012 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.5 2003/11/27 16:49:45 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 , 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, 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 () NOTHROW
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 () NOTHROW
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 /* check for boundary cross */
555 row_col_t pos;
556 pos.row = pos.col = 0;
557 if (ROWCOL_IS_BEFORE (selection.beg, pos)
558 && ROWCOL_IS_AFTER (selection.end, pos))
559 CLEAR_SELECTION ();
560
561 current_screen = scrn;
562
528#if NSCREENS 563#if NSCREENS
529 int offset; 564 if (option (Opt_secondaryScreen))
530#endif 565 {
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; 566 num_scr = 0;
547 offset = R->TermWin.saveLines; 567
548 for (i = R->prev_nrow; i--;) { 568 scr_swap_screen ();
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 569
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 570 ::swap (screen.charset, swap.charset);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 571 ::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; 572 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 573 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 } 574 }
575 else
575# endif 576#endif
576#else 577 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); 578 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
588# endif 579}
589#endif 580
581// clear WrapNext indicator, solidifying position on next line
582void
583rxvt_term::scr_do_wrap () NOTHROW
584{
585 if (!(screen.flags & Screen_WrapNext))
590 return scrn; 586 return;
587
588 screen.flags &= ~Screen_WrapNext;
589
590 screen.cur.col = 0;
591
592 if (screen.cur.row == screen.bscroll)
593 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
594 else if (screen.cur.row < nrow - 1)
595 screen.cur.row++;
591} 596}
592 597
593/* ------------------------------------------------------------------------- */ 598/* ------------------------------------------------------------------------- */
594/* 599/*
595 * Change the colour for following text 600 * Change the colour for following text
596 */ 601 */
597/* EXTPROTO */
598void 602void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 603rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 604{
605 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 606 color = fgbg;
607
602 if (fgbg == Color_fg) 608 if (fgbg == Color_fg)
603 R->rstyle = SET_FGCOLOR(R->rstyle, color); 609 rstyle = SET_FGCOLOR (rstyle, color);
604 else 610 else
605 R->rstyle = SET_BGCOLOR(R->rstyle, color); 611 rstyle = SET_BGCOLOR (rstyle, color);
606} 612}
607 613
608/* ------------------------------------------------------------------------- */ 614/* ------------------------------------------------------------------------- */
609/* 615/*
610 * Change the rendition style for following text 616 * Change the rendition style for following text
611 */ 617 */
612/* EXTPROTO */
613void 618void
614rxvt_scr_rendition(pR_ int set, int style) 619rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 620{
616 if (set) 621 if (set)
617 R->rstyle |= style; 622 rstyle |= style;
618 else if (style == ~RS_None) 623 else if (style == ~RS_None)
619 R->rstyle = DEFAULT_RSTYLE; 624 rstyle = DEFAULT_RSTYLE;
620 else 625 else
621 R->rstyle &= ~style; 626 rstyle &= ~style;
622} 627}
623 628
624/* ------------------------------------------------------------------------- */ 629/* ------------------------------------------------------------------------- */
625/* 630/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 631 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 632 * count positive ==> scroll up
628 * count negative ==> scroll down 633 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 634 */
631/* EXTPROTO */
632int 635int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 636rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
634{ 637{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 638 if (count == 0 || (row1 > row2))
639 return 0; 639 return 0;
640 640
641 R->want_refresh = 1; 641 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")); 642 num_scr += count;
643 643
644 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 644 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 645 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 646 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 647 {
648 min_it (count, total_rows - (nrow - (row2 + 1)));
649
650 top_row = max (top_row - count, -saveLines);
651
652 // sever bottommost line
653 {
654 line_t &l = ROW(row2);
655 l.is_longer (0);
656 l.touch ();
657 }
658
659 // scroll everything up 'count' lines
660 term_start = (term_start + count) % total_rows;
661
662 // now copy lines below the scroll region bottom to the
663 // bottom of the screen again, so they look as if they
664 // hadn't moved.
665 for (int i = nrow; --i > row2; )
666 {
667 line_t &l1 = ROW(i - count);
668 line_t &l2 = ROW(i);
669
670 ::swap (l1, l2);
671 l2.touch ();
672 }
673
674 // erase newly scrolled-in lines
675 for (int i = count; i--; )
676 {
677 line_t &l = ROW(row2 - i);
678
679 // optimise if already cleared, can be significant on slow machines
680 // could be rolled into scr_blank_screen_mem
681 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
682 {
683 scr_blank_line (l, 0, l.l, rstyle);
684 l.l = 0;
685 l.f = 0;
686 }
648 else 687 else
649 R->TermWin.nscrolled = (uint16_t)nscrolled; 688 scr_blank_screen_mem (l, rstyle);
689 }
690
691 // move and/or clear selection, if any
692 if (selection.op && current_screen == selection.screen
693 && selection.beg.row <= row2)
694 {
695 selection.beg.row -= count;
696 selection.end.row -= count;
697 selection.mark.row -= count;
698
699 selection_check (0);
700 }
701
702 // finally move the view window, if desired
650 if ((R->Options & Opt_scrollWithBuffer) 703 if (option (Opt_scrollWithBuffer)
651 && R->TermWin.view_start != 0 704 && view_start != 0
652 && R->TermWin.view_start != R->TermWin.saveLines) 705 && view_start != -saveLines)
653 rxvt_scr_page(aR_ UP, count); 706 scr_page (UP, count);
654 } else if (!spec)
655 row1 += R->TermWin.saveLines;
656 row2 += R->TermWin.saveLines;
657 707
708 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
709 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
710 }
711 else
712 {
658 if (R->selection.op && R->current_screen == R->selection.screen) { 713 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 714 {
660 j = R->selection.end.row + R->TermWin.saveLines; 715 if ((selection.beg.row < row1 && selection.end.row > row1)
661 if ((i < row1 && j > row1) 716 || (selection.beg.row < row2 && selection.end.row > row2)
662 || (i < row2 && j > row2) 717 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
663 || (i - count < row1 && i >= row1) 718 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
664 || (i - count > row2 && i <= row2) 719 || (selection.end.row - count < row1 && selection.end.row >= row1)
665 || (j - count < row1 && j >= row1) 720 || (selection.end.row - count > row2 && selection.end.row <= row2))
666 || (j - count > row2 && j <= row2)) { 721 {
667 CLEAR_ALL_SELECTION(R); 722 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 723 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 724 }
725 else if (selection.end.row >= row1 && selection.end.row <= row2)
726 {
670 /* move selected region too */ 727 /* move selected region too */
671 R->selection.beg.row -= count; 728 selection.beg.row -= count;
672 R->selection.end.row -= count; 729 selection.end.row -= count;
673 R->selection.mark.row -= count; 730 selection.mark.row -= count;
731
732 selection_check (0);
733 }
734 }
735
736 // use a simple and robust scrolling algorithm, this
737 // part of scr_scroll_text is not time-critical.
738
739 // sever line above scroll region
740 if (row1)
674 } 741 {
675 } 742 line_t &l = ROW(row1 - 1);
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */ 743 l.is_longer (0);
744 l.touch ();
745 }
677 746
678 R->num_scr += count;
679 j = count;
680 if (count < 0)
681 count = -count;
682 i = row2 - row1 + 1; 747 int rows = row2 - row1 + 1;
683 MIN_IT(count, i);
684 748
685 if (j > 0) { 749 min_it (count, rows);
686/* A: scroll up */
687 750
688/* A1: Copy lines that will get clobbered by the rotation */ 751 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
689 for (i = 0, j = row1; i < count; i++, j++) { 752
690 R->buf_text[i] = R->screen.text[j]; 753 for (int row = 0; row < rows; row++)
691 R->buf_rend[i] = R->screen.rend[j];
692 } 754 {
693/* A2: Rotate lines */ 755 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
694 for (j = row1, i = j + count; i <= row2; i++, j++) { 756
695 R->screen.tlen[j] = R->screen.tlen[i]; 757 if (!IN_RANGE_EXC (row + count, 0, rows))
696 R->screen.text[j] = R->screen.text[i]; 758 scr_blank_screen_mem (temp_buf [row], rstyle);
697 R->screen.rend[j] = R->screen.rend[i]; 759 }
760
761 for (int row = 0; row < rows; row++)
762 ROW(row1 + row) = temp_buf [row];
763
764 // sever bottommost line
765 {
766 line_t &l = ROW(row2);
767 l.is_longer (0);
768 l.touch ();
698 } 769 }
699 j = row2 - count + 1, i = count;
700 } else /* if (j < 0) */ {
701/* B: scroll down */
702
703/* B1: Copy lines that will get clobbered by the rotation */
704 for (i = 0, j = row2; i < count; i++, j--) {
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 } 770 }
717 771
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; 772 return count;
733} 773}
734 774
735/* ------------------------------------------------------------------------- */ 775/* ------------------------------------------------------------------------- */
736/* 776/*
737 * Add text given in <str> of length <len> to screen struct 777 * Add text given in <str> of length <len> to screen struct
738 */ 778 */
739/* EXTPROTO */
740void 779void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 780rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 781{
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 */ 782 if (len <= 0) /* sanity */
750 return; 783 return;
751 784
785 bool checksel;
786 unicode_t c;
787 int ncol = this->ncol;
788 const wchar_t *strend = str + len;
789
752 R->want_refresh = 1; 790 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); 791 ZERO_SCROLLBACK ();
792
757 if (nlines > 0) { 793 if (minlines > 0)
794 {
758 nlines += (R->screen.cur.row - R->screen.bscroll); 795 minlines += screen.cur.row - screen.bscroll;
796 min_it (minlines, screen.cur.row - top_row);
797
759 if ((nlines > 0) 798 if (minlines > 0
760 && (R->screen.tscroll == 0) 799 && screen.tscroll == 0
761 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 800 && screen.bscroll == nrow - 1)
801 {
762 /* _at least_ this many lines need to be scrolled */ 802 /* _at least_ this many lines need to be scrolled */
763 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 803 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
764 0);
765 R->screen.cur.row -= nlines; 804 screen.cur.row -= minlines;
766 } 805 }
767 } 806 }
768#ifdef DEBUG_STRICT 807
769 assert(R->screen.cur.col < last_col); 808 assert (screen.cur.col < ncol);
770 assert((R->screen.cur.row < R->TermWin.nrow) 809 assert (screen.cur.row < nrow
771 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 810 && screen.cur.row >= top_row);
772#else /* drive with your eyes closed */ 811 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;
778 812
779 checksel = (R->selection.op 813 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
780 && R->current_screen == R->selection.screen) ? 1 : 0;
781 clearsel = 0;
782 814
783 stp = R->screen.text[row]; 815 line_t *line = &ROW(row);
784 srp = R->screen.rend[row];
785 816
786 for (i = 0; i < len;) { 817 while (str < strend)
787 c = str[i++]; 818 {
788 switch (c) { 819 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 case '\t': 820
790 rxvt_scr_tab(aR_ 1); 821 if (ecb_unlikely (c < 0x20))
822 if (c == C0_LF)
823 {
824 max_it (line->l, screen.cur.col);
825
826 screen.flags &= ~Screen_WrapNext;
827
828 if (screen.cur.row == screen.bscroll)
829 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
830 else if (screen.cur.row < (nrow - 1))
831 row = ++screen.cur.row;
832
833 line = &ROW(row); /* _must_ refresh */
791 continue; 834 continue;
792 case '\n': 835 }
793 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 836 else if (c == C0_CR)
794 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 837 {
838 max_it (line->l, screen.cur.col);
839
795 R->screen.flags &= ~Screen_WrapNext; 840 screen.flags &= ~Screen_WrapNext;
796 if (R->screen.cur.row == R->screen.bscroll) 841 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; 842 continue;
804 case '\r': 843 }
805 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 844 else if (c == C0_HT)
806 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 845 {
807 R->screen.flags &= ~Screen_WrapNext; 846 scr_tab (1, true);
808 R->screen.cur.col = 0;
809 RESET_CHSTAT(R);
810 continue; 847 continue;
811 default:
812 if (c == 127)
813 continue; /* yummmm..... */
814 break;
815 } 848 }
816 849
850 if (ecb_unlikely (
817 if (checksel /* see if we're writing within selection */ 851 checksel /* see if we're writing within selection */
818 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 852 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
819 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 853 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
854 ))
855 {
820 checksel = 0; 856 checksel = 0;
821 clearsel = 1; 857 /*
858 * If we wrote anywhere in the selected area, kill the selection
859 * XXX: should we kill the mark too? Possibly, but maybe that
860 * should be a similar check.
861 */
862 CLEAR_SELECTION ();
863 }
864
865 if (ecb_unlikely (screen.flags & Screen_WrapNext))
822 } 866 {
823 if (R->screen.flags & Screen_WrapNext) { 867 scr_do_wrap ();
824 R->screen.tlen[row] = -1; 868
825 if (R->screen.cur.row == R->screen.bscroll) 869 line->l = ncol;
826 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 870 line->is_longer (1);
827 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 871
828 row = (++R->screen.cur.row) + R->TermWin.saveLines; 872 row = screen.cur.row;
829 stp = R->screen.text[row]; /* _must_ refresh */ 873 line = &ROW(row); /* _must_ refresh */
830 srp = R->screen.rend[row]; /* _must_ refresh */ 874 }
831 R->screen.cur.col = 0; 875
832 R->screen.flags &= ~Screen_WrapNext; 876 // some utf-8 decoders "decode" surrogate characters: let's fix this.
877 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
878 c = 0xfffd;
879
880 // rely on wcwidth to tell us the character width, do wcwidth before
881 // further replacements, as wcwidth might return -1 for the line
882 // drawing characters below as they might be invalid in the current
883 // locale.
884 int width = WCWIDTH (c);
885
886 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
833 } 887 {
834 if (R->screen.flags & Screen_Insert) 888 // vt100 special graphics and line drawing
835 rxvt_scr_insdel_chars(aR_ 1, INSERT); 889 // 5f-7e standard vt100
890 // 40-5e rxvt extension for extra curses acs chars
891 static uint16_t vt100_0[62] = { // 41 .. 7e
892 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
893 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
894 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
895 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
896 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
897 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
898 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
899 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
900 };
836 901
837 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 902 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
838 switch (c)
839 { 903 {
840 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 904 c = vt100_0[c - 0x41];
841 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 905 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 } 906 }
907 }
852 908
853 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 909 if (ecb_unlikely (screen.flags & Screen_Insert))
910 scr_insdel_chars (width, INSERT);
854 911
855 stp[R->screen.cur.col] = c; 912 if (width != 0)
856 srp[R->screen.cur.col] = rend;
857
858 if (c > 255)
859 { 913 {
860 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 914#if !UNICODE_3
861 int width = wcwidth (c); 915 // trim characters we can't store directly :(
916 if (c >= 0x10000)
917# if ENABLE_COMBINING
918 c = rxvt_composite.compose (c); // map to lower 16 bits
919# else
920 c = 0xfffd;
921# endif
922#endif
923
924 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
925
926 // if the character doesn't fit into the remaining columns...
927 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
862 928 {
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) 929 if (screen.flags & Screen_Autowrap)
930 {
931 // ... artificially enlargen the previous one
932 c = NOCHAR;
933 // and try the same character next loop iteration
934 --str;
935 }
936 else
937 screen.cur.col = ncol - width;
938 }
939
940 // nuke the character at this position, if required
941 // due to wonderful coincidences everywhere else in this loop
942 // we never have to check for overwriting a wide char itself,
943 // only its tail.
944 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
945 scr_kill_char (*line, screen.cur.col);
946
947 line->touch ();
948
949 do
950 {
951 line->t[screen.cur.col] = c;
952 line->r[screen.cur.col] = rend;
953
954 if (ecb_likely (screen.cur.col < ncol - 1))
955 screen.cur.col++;
956 else
957 {
958 line->l = ncol;
959 if (screen.flags & Screen_Autowrap)
882 R->screen.flags |= Screen_WrapNext; 960 screen.flags |= Screen_WrapNext;
961
962 goto end_of_line;
963 }
964
965 c = NOCHAR;
966 }
967 while (ecb_unlikely (--width > 0));
968
969 // pad with spaces when overwriting wide character with smaller one
970 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
971 {
972 line->t[c] = ' ';
973 line->r[c] = rend;
974 }
975
976end_of_line:
977 ;
978 }
979#if ENABLE_COMBINING
980 else // width == 0
883 } 981 {
884 } 982 if (c != 0xfeff) // ignore BOM
885 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 983 {
886 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 984 // handle combining characters
985 // we just tag the accent on the previous on-screen character.
986 // this is arguably not correct, but also arguably not wrong.
987 // we don't handle double-width characters nicely yet.
988 line_t *linep;
989 text_t *tp;
990 rend_t *rp;
887 991
888/* 992 if (screen.cur.col > 0)
889 * If we wrote anywhere in the selected area, kill the selection 993 {
890 * XXX: should we kill the mark too? Possibly, but maybe that 994 linep = line;
891 * should be a similar check. 995 tp = line->t + screen.cur.col - 1;
892 */ 996 rp = line->r + screen.cur.col - 1;
893 if (clearsel) 997 }
894 CLEAR_SELECTION(R); 998 else if (screen.cur.row > 0
999 && ROW(screen.cur.row - 1).is_longer ())
1000 {
1001 linep = &ROW(screen.cur.row - 1);
1002 tp = line->t + ncol - 1;
1003 rp = line->r + ncol - 1;
1004 }
1005 else
1006 continue;
895 1007
896#ifdef DEBUG_STRICT 1008 linep->touch ();
1009
1010 while (*tp == NOCHAR && tp > linep->t)
1011 tp--, rp--;
1012
1013 // first try to find a precomposed character
1014 unicode_t n = rxvt_compose (*tp, c);
1015 if (n == NOCHAR)
1016 n = rxvt_composite.compose (*tp, c);
1017
1018 *tp = n;
1019 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1020 }
1021 }
1022#endif
1023 }
1024
1025 max_it (line->l, screen.cur.col);
1026
897 assert(R->screen.cur.row >= 0); 1027 assert (screen.cur.row >= 0);
898#else /* drive with your eyes closed */
899 MAX_IT(R->screen.cur.row, 0);
900#endif
901} 1028}
902 1029
903/* ------------------------------------------------------------------------- */ 1030/* ------------------------------------------------------------------------- */
904/* 1031/*
905 * Process Backspace. Move back the cursor back a position, wrap if have to 1032 * Process Backspace. Move back the cursor back a position, wrap if have to
906 * XTERM_SEQ: CTRL-H 1033 * XTERM_SEQ: CTRL-H
907 */ 1034 */
908/* EXTPROTO */
909void 1035void
910rxvt_scr_backspace(pR) 1036rxvt_term::scr_backspace () NOTHROW
911{ 1037{
912 RESET_CHSTAT(R);
913 R->want_refresh = 1;
914 if (R->screen.cur.col == 0) { 1038 if (screen.cur.col == 0)
1039 {
915 if (R->screen.cur.row > 0) { 1040 if (screen.cur.row > 0)
1041 {
916#ifdef TERMCAP_HAS_BW 1042#ifdef TERMCAP_HAS_BW
917 R->screen.cur.col = R->TermWin.ncol - 1; 1043 screen.cur.col = ncol - 1;
918 R->screen.cur.row--; 1044 --screen.cur.row;
919 return; 1045
1046 want_refresh = 1;
920#endif 1047#endif
921 } 1048 }
1049 }
922 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1050 else if (screen.flags & Screen_WrapNext)
923 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
924 R->screen.flags &= ~Screen_WrapNext; 1051 screen.flags &= ~Screen_WrapNext;
1052 else
1053 scr_gotorc (0, -1, RELATIVE);
925} 1054}
926 1055
927/* ------------------------------------------------------------------------- */ 1056/* ------------------------------------------------------------------------- */
928/* 1057/*
929 * Process Horizontal Tab 1058 * Process Horizontal Tab
930 * count: +ve = forward; -ve = backwards 1059 * count: +ve = forward; -ve = backwards
931 * XTERM_SEQ: CTRL-I 1060 * XTERM_SEQ: CTRL-I
932 */ 1061 */
933/* EXTPROTO */
934void 1062void
935rxvt_scr_tab(pR_ int count) 1063rxvt_term::scr_tab (int count, bool ht) NOTHROW
936{ 1064{
937 int i, x; 1065 int i, x;
938 1066
939 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
940 R->want_refresh = 1; 1067 want_refresh = 1;
941 RESET_CHSTAT(R);
942 i = x = R->screen.cur.col; 1068 i = x = screen.cur.col;
1069
943 if (count == 0) 1070 if (count == 0)
944 return; 1071 return;
945 else if (count > 0) { 1072 else if (count > 0)
1073 {
1074 line_t &l = ROW(screen.cur.row);
1075 rend_t base_rend = l.r[i];
1076 ht &= l.t[i] == ' ';
1077
946 for (; ++i < R->TermWin.ncol; ) 1078 for (; ++i < ncol; )
947 if (R->tabs[i]) { 1079 if (tabs[i])
1080 {
948 x = i; 1081 x = i;
1082
949 if (!--count) 1083 if (!--count)
950 break; 1084 break;
1085 }
1086 else
1087 ht &= l.t[i] == ' '
1088 && RS_SAME (l.r[i], base_rend);
1089
1090 if (count)
1091 x = ncol - 1;
1092
1093 // store horizontal tab commands as characters inside the text
1094 // buffer so they can be selected and pasted.
1095 if (ht && option (Opt_pastableTabs))
1096 {
1097 base_rend = SET_FONT (base_rend, 0);
1098
1099 l.touch (x);
1100
1101 i = screen.cur.col;
1102
1103 l.t[i] = '\t';
1104 l.r[i] = base_rend;
1105
1106 while (++i < x)
1107 {
1108 l.t[i] = NOCHAR;
1109 l.r[i] = base_rend;
951 } 1110 }
952 if (count) 1111 }
953 x = R->TermWin.ncol - 1; 1112 }
954 } else /* if (count < 0) */ { 1113 else /* if (count < 0) */
1114 {
955 for (; --i >= 0; ) 1115 for (; --i >= 0; )
956 if (R->tabs[i]) { 1116 if (tabs[i])
957 x = i;
958 if (!++count)
959 break;
960 } 1117 {
961 if (count)
962 x = 0; 1118 x = i;
1119 if (!++count)
1120 break;
1121 }
1122
1123 if (count)
1124 x = 0;
963 } 1125 }
1126
964 if (x != R->screen.cur.col) 1127 if (x != screen.cur.col)
965 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1128 scr_gotorc (0, x, R_RELATIVE);
966} 1129}
967 1130
968/* ------------------------------------------------------------------------- */ 1131/* ------------------------------------------------------------------------- */
969/* 1132/*
970 * Process DEC Back Index 1133 * Process DEC Back Index
971 * XTERM_SEQ: ESC 6 1134 * XTERM_SEQ: ESC 6
972 * Move cursor left in row. If we're at the left boundary, shift everything 1135 * Move cursor left in row. If we're at the left boundary, shift everything
973 * in that row right. Clear left column. 1136 * in that row right. Clear left column.
974 */ 1137 */
975#ifndef NO_FRILLS 1138#if !ENABLE_MINIMAL
976/* EXTPROTO */
977void 1139void
978rxvt_scr_backindex(pR) 1140rxvt_term::scr_backindex () NOTHROW
979{ 1141{
980 if (R->screen.cur.col > 0) 1142 if (screen.cur.col > 0)
981 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1143 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
982 else { 1144 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); 1145 scr_insdel_chars (1, INSERT);
986 }
987} 1146}
988#endif 1147#endif
989/* ------------------------------------------------------------------------- */ 1148/* ------------------------------------------------------------------------- */
990/* 1149/*
991 * Process DEC Forward Index 1150 * Process DEC Forward Index
992 * XTERM_SEQ: ESC 9 1151 * XTERM_SEQ: ESC 9
993 * Move cursor right in row. If we're at the right boundary, shift everything 1152 * Move cursor right in row. If we're at the right boundary, shift everything
994 * in that row left. Clear right column. 1153 * in that row left. Clear right column.
995 */ 1154 */
996#ifndef NO_FRILLS 1155#if !ENABLE_MINIMAL
997/* EXTPROTO */
998void 1156void
999rxvt_scr_forwardindex(pR) 1157rxvt_term::scr_forwardindex () NOTHROW
1000{ 1158{
1001 int row;
1002
1003 if (R->screen.cur.col < R->TermWin.ncol - 1) 1159 if (screen.cur.col < ncol - 1)
1004 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1160 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1005 else { 1161 else
1006 row = R->screen.cur.row + R->TermWin.saveLines; 1162 {
1007 if (R->screen.tlen[row] == 0) 1163 line_t &l = ROW(screen.cur.row);
1008 return; /* um, yeah? */ 1164
1009 else if (R->screen.tlen[row] == -1) 1165 l.touch ();
1010 R->screen.tlen[row] = R->TermWin.ncol; 1166 l.is_longer (0);
1167
1011 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1168 scr_gotorc (0, 0, R_RELATIVE);
1012 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1169 scr_insdel_chars (1, DELETE);
1013 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1170 scr_gotorc (0, ncol - 1, R_RELATIVE);
1014 } 1171 }
1015} 1172}
1016#endif 1173#endif
1017 1174
1018/* ------------------------------------------------------------------------- */ 1175/* ------------------------------------------------------------------------- */
1019/* 1176/*
1020 * Goto Row/Column 1177 * Goto Row/Column
1021 */ 1178 */
1022/* EXTPROTO */
1023void 1179void
1024rxvt_scr_gotorc(pR_ int row, int col, int relative) 1180rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1025{ 1181{
1026 R->want_refresh = 1; 1182 want_refresh = 1;
1027 ZERO_SCROLLBACK(R); 1183 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 1184
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) 1185 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1037 : col); 1186 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 1187
1041 R->screen.flags &= ~Screen_WrapNext; 1188 screen.flags &= ~Screen_WrapNext;
1189
1042 if (relative & R_RELATIVE) { 1190 if (relative & R_RELATIVE)
1191 {
1043 if (row > 0) { 1192 if (row > 0)
1193 {
1044 if (R->screen.cur.row <= R->screen.bscroll 1194 if (screen.cur.row <= screen.bscroll
1045 && (R->screen.cur.row + row) > R->screen.bscroll) 1195 && (screen.cur.row + row) > screen.bscroll)
1046 R->screen.cur.row = R->screen.bscroll; 1196 screen.cur.row = screen.bscroll;
1047 else 1197 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; 1198 screen.cur.row += row;
1199 }
1200 else if (row < 0)
1201 {
1202 if (screen.cur.row >= screen.tscroll
1203 && (screen.cur.row + row) < screen.tscroll)
1204 screen.cur.row = screen.tscroll;
1205 else
1206 screen.cur.row += row;
1207 }
1208 }
1209 else
1062 } 1210 {
1063 MAX_IT(R->screen.cur.row, 0); 1211 if (screen.flags & Screen_Relative)
1064 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1212 {
1065} 1213 /* relative origin mode */
1214 screen.cur.row = row + screen.tscroll;
1215 min_it (screen.cur.row, screen.bscroll);
1216 }
1217 else
1218 screen.cur.row = row;
1219 }
1066 1220
1221 clamp_it (screen.cur.row, 0, nrow - 1);
1222}
1223
1067/* ------------------------------------------------------------------------- */ 1224/* ------------------------------------------------------------------------- */
1068/* 1225/*
1069 * direction should be UP or DN 1226 * direction should be UP or DN
1070 */ 1227 */
1071/* EXTPROTO */
1072void 1228void
1073rxvt_scr_index(pR_ enum page_dirn direction) 1229rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1074{ 1230{
1075 int dirn; 1231 int dirn;
1076 1232
1077 R->want_refresh = 1; 1233 want_refresh = 1;
1234 ZERO_SCROLLBACK ();
1235
1078 dirn = ((direction == UP) ? 1 : -1); 1236 dirn = ((direction == UP) ? 1 : -1);
1079 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1080 1237
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; 1238 screen.flags &= ~Screen_WrapNext;
1239
1090 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1240 if ((screen.cur.row == screen.bscroll && direction == UP)
1091 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1241 || (screen.cur.row == screen.tscroll && direction == DN))
1092 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1242 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1093 else 1243 else
1094 R->screen.cur.row += dirn; 1244 screen.cur.row += dirn;
1095 MAX_IT(R->screen.cur.row, 0); 1245
1096 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1246 clamp_it (screen.cur.row, 0, nrow - 1);
1097 rxvt_selection_check(aR_ 0); 1247 selection_check (0);
1098} 1248}
1099 1249
1100/* ------------------------------------------------------------------------- */ 1250/* ------------------------------------------------------------------------- */
1101/* 1251/*
1102 * Erase part or whole of a line 1252 * Erase part or whole of a line
1103 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1253 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1104 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1254 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1105 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1255 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1256 * extension: clear to right unless wrapped: ESC [ 3 K
1106 */ 1257 */
1107/* EXTPROTO */
1108void 1258void
1109rxvt_scr_erase_line(pR_ int mode) 1259rxvt_term::scr_erase_line (int mode) NOTHROW
1110{ 1260{
1111 unsigned int row, col, num; 1261 unsigned int col, num;
1112 1262
1113 R->want_refresh = 1; 1263 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); 1264 ZERO_SCROLLBACK ();
1116 RESET_CHSTAT(R);
1117 1265
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); 1266 selection_check (1);
1124 1267
1125 R->screen.flags &= ~Screen_WrapNext; 1268 line_t &line = ROW(screen.cur.row);
1126 1269
1127 row = R->TermWin.saveLines + R->screen.cur.row; 1270 line.touch ();
1271 line.is_longer (0);
1272
1128 switch (mode) { 1273 switch (mode)
1274 {
1275 case 3:
1276 if (screen.flags & Screen_WrapNext)
1277 return;
1278
1279 /* fall through */
1280
1129 case 0: /* erase to end of line */ 1281 case 0: /* erase to end of line */
1130 col = R->screen.cur.col; 1282 col = screen.cur.col;
1131 num = R->TermWin.ncol - col; 1283 num = ncol - col;
1132 MIN_IT(R->screen.tlen[row], (int16_t)col); 1284 min_it (line.l, col);
1285
1133 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1286 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1134 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1287 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1135 CLEAR_SELECTION(R); 1288 CLEAR_SELECTION ();
1136 break; 1289 break;
1290
1137 case 1: /* erase to beginning of line */ 1291 case 1: /* erase to beginning of line */
1138 col = 0; 1292 col = 0;
1139 num = R->screen.cur.col + 1; 1293 num = screen.cur.col + 1;
1294
1140 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1295 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1141 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1296 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1142 CLEAR_SELECTION(R); 1297 CLEAR_SELECTION ();
1143 break; 1298 break;
1299
1144 case 2: /* erase whole line */ 1300 case 2: /* erase whole line */
1145 col = 0; 1301 col = 0;
1146 num = R->TermWin.ncol; 1302 num = ncol;
1147 R->screen.tlen[row] = 0; 1303 line.l = 0;
1148 if (R->selection.beg.row <= R->screen.cur.row 1304 if (selection.beg.row <= screen.cur.row
1149 && R->selection.end.row >= R->screen.cur.row) 1305 && selection.end.row >= screen.cur.row)
1150 CLEAR_SELECTION(R); 1306 CLEAR_SELECTION ();
1151 break; 1307 break;
1152 default: 1308 default:
1153 return; 1309 return;
1154 } 1310 }
1155 if (R->screen.text[row])
1156 rxvt_blank_line(aR_
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}
1163 1311
1312 scr_blank_line (line, col, num, rstyle);
1313}
1314
1164/* ------------------------------------------------------------------------- */ 1315/* ------------------------------------------------------------------------- */
1165/* 1316/*
1166 * Erase part of whole of the screen 1317 * Erase part or whole of the screen
1167 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1318 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1168 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1319 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1169 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1320 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1170 */ 1321 */
1171/* EXTPROTO */
1172void 1322void
1173rxvt_scr_erase_screen(pR_ int mode) 1323rxvt_term::scr_erase_screen (int mode) NOTHROW
1174{ 1324{
1175 int num; 1325 int num;
1176 int32_t row, row_offset; 1326 int32_t row;
1177 rend_t ren; 1327 rend_t ren;
1178 XGCValues gcvalue; 1328 XGCValues gcvalue;
1179 1329
1180 R->want_refresh = 1; 1330 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); 1331 ZERO_SCROLLBACK ();
1183 RESET_CHSTAT(R);
1184 row_offset = (int32_t)R->TermWin.saveLines;
1185 1332
1186 switch (mode) { 1333 switch (mode)
1334 {
1187 case 0: /* erase to end of screen */ 1335 case 0: /* erase to end of screen */
1188 rxvt_selection_check(aR_ 1);
1189 rxvt_scr_erase_line(aR_ 0); 1336 scr_erase_line (0);
1190 row = R->screen.cur.row + 1; /* possible OOB */ 1337 row = screen.cur.row + 1; /* possible OOB */
1191 num = R->TermWin.nrow - row; 1338 num = nrow - row;
1192 break; 1339 break;
1193 case 1: /* erase to beginning of screen */ 1340 case 1: /* erase to beginning of screen */
1194 rxvt_selection_check(aR_ 3);
1195 rxvt_scr_erase_line(aR_ 1); 1341 scr_erase_line (1);
1196 row = 0; 1342 row = 0;
1197 num = R->screen.cur.row; 1343 num = screen.cur.row;
1198 break; 1344 break;
1199 case 2: /* erase whole screen */ 1345 case 2: /* erase whole screen */
1200 rxvt_selection_check(aR_ 3);
1201#ifdef RXVT_GRAPHICS
1202 rxvt_Gr_ClearScreen(aR);
1203#endif
1204 row = 0; 1346 row = 0;
1205 num = R->TermWin.nrow; 1347 num = nrow;
1206 break; 1348 break;
1207 default: 1349 default:
1208 return; 1350 return;
1209 } 1351 }
1210 R->refresh_type |= REFRESH_BOUNDS; 1352
1211 if (R->selection.op && R->current_screen == R->selection.screen 1353 if (selection.op && current_screen == selection.screen
1212 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1354 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1213 || (R->selection.end.row >= row 1355 || (selection.end.row >= row
1214 && R->selection.end.row <= row + num))) 1356 && selection.end.row <= row + num)))
1215 CLEAR_SELECTION(R); 1357 CLEAR_SELECTION ();
1358
1216 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1359 if (row >= nrow) /* Out Of Bounds */
1217 return; 1360 return;
1218 MIN_IT(num, (R->TermWin.nrow - row)); 1361
1362 min_it (num, nrow - row);
1363
1219 if (R->rstyle & (RS_RVid | RS_Uline)) 1364 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1220 ren = (rend_t) ~RS_None; 1365 ren = (rend_t) ~RS_None;
1221 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1366 else if (GET_BASEBG (rstyle) == Color_bg)
1367 {
1222 ren = DEFAULT_RSTYLE; 1368 ren = DEFAULT_RSTYLE;
1223 CLEAR_ROWS(row, num); 1369
1224 } else { 1370 if (mapped)
1371 XClearArea (dpy, vt, 0,
1372 Row2Pixel (row - view_start), (unsigned int)vt_width,
1373 (unsigned int)Height2Pixel (num), False);
1374 }
1375 else
1376 {
1225 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1377 ren = rstyle & (RS_fgMask | RS_bgMask);
1226 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1378
1379 if (mapped)
1380 {
1381 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1227 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1382 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1228 ERASE_ROWS(row, num); 1383 XFillRectangle (dpy, vt, gc,
1384 0, Row2Pixel (row - view_start),
1385 (unsigned int)vt_width,
1386 (unsigned int)Height2Pixel (num));
1229 gcvalue.foreground = R->PixColors[Color_fg]; 1387 gcvalue.foreground = pix_colors[Color_fg];
1230 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1388 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1389 }
1231 } 1390 }
1391
1232 for (; num--; row++) { 1392 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 } 1393 {
1394 scr_blank_screen_mem (ROW(row), rstyle);
1395
1396 if (row - view_start < nrow)
1397 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1398 }
1240} 1399}
1400
1401#if !ENABLE_MINIMAL
1402void
1403rxvt_term::scr_erase_savelines () NOTHROW
1404{
1405 want_refresh = 1;
1406 ZERO_SCROLLBACK ();
1407
1408 top_row = 0;
1409}
1410#endif
1241 1411
1242/* ------------------------------------------------------------------------- */ 1412/* ------------------------------------------------------------------------- */
1243/* 1413/*
1244 * Fill the screen with `E's 1414 * Fill the screen with `E's
1245 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1415 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1246 */ 1416 */
1247/* EXTPROTO */
1248void 1417void
1249rxvt_scr_E(pR) 1418rxvt_term::scr_E () NOTHROW
1250{ 1419{
1251 int i, j, k; 1420 rend_t fs;
1252 rend_t *r1, fs;
1253 1421
1254 R->want_refresh = 1; 1422 want_refresh = 1;
1255 R->num_scr_allow = 0;
1256 ZERO_SCROLLBACK(R); 1423 ZERO_SCROLLBACK ();
1257 RESET_CHSTAT(R);
1258 rxvt_selection_check(aR_ 3);
1259 1424
1260 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1425 num_scr_allow = 0;
1261 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1426
1262 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1427 row_col_t pos;
1263 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1428 pos.row = pos.col = 0;
1264 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1429 if (ROWCOL_IS_AFTER (selection.end, pos))
1430 CLEAR_SELECTION ();
1431
1432 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1433 for (int row = nrow; row--; )
1434 {
1435 line_t &line = ROW(row);
1436
1437 fill_text (line.t, 'E', ncol);
1438 rend_t *r1 = line.r;
1439
1440 for (int j = ncol; j--; )
1265 *r1++ = fs; 1441 *r1++ = fs;
1442
1443 line.is_longer (0);
1444 line.touch (ncol);
1266 } 1445 }
1267} 1446}
1268 1447
1269/* ------------------------------------------------------------------------- */ 1448/* ------------------------------------------------------------------------- */
1270/* 1449/*
1271 * Insert/Delete <count> lines 1450 * Insert/Delete <count> lines
1272 */ 1451 */
1273/* EXTPROTO */
1274void 1452void
1275rxvt_scr_insdel_lines(pR_ int count, int insdel) 1453rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1276{ 1454{
1277 int end; 1455 int end;
1278 1456
1279 ZERO_SCROLLBACK(R); 1457 ZERO_SCROLLBACK ();
1280 RESET_CHSTAT(R);
1281 1458
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); 1459 selection_check (1);
1288 1460
1289 if (R->screen.cur.row > R->screen.bscroll) 1461 if (screen.cur.row > screen.bscroll)
1462 return;
1463
1464 end = screen.bscroll - screen.cur.row + 1;
1465 if (count > end)
1466 {
1467 if (insdel == DELETE)
1290 return; 1468 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) 1469 else if (insdel == INSERT)
1297 count = end; 1470 count = end;
1298 } 1471 }
1299 R->screen.flags &= ~Screen_WrapNext;
1300 1472
1473 scr_do_wrap ();
1474
1301 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1475 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1302 0);
1303} 1476}
1304 1477
1305/* ------------------------------------------------------------------------- */ 1478/* ------------------------------------------------------------------------- */
1306/* 1479/*
1307 * Insert/Delete <count> characters from the current position 1480 * Insert/Delete <count> characters from the current position
1308 */ 1481 */
1309/* EXTPROTO */
1310void 1482void
1311rxvt_scr_insdel_chars(pR_ int count, int insdel) 1483rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1312{ 1484{
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; 1485 want_refresh = 1;
1320 ZERO_SCROLLBACK(R); 1486 ZERO_SCROLLBACK ();
1321#if 0
1322 RESET_CHSTAT(R);
1323#endif
1324 1487
1325#ifdef RXVT_GRAPHICS
1326 if (rxvt_Gr_Displayed(aR))
1327 rxvt_Gr_scroll(aR_ 0);
1328#endif
1329
1330 if (count <= 0) 1488 if (count <= 0)
1331 return; 1489 return;
1332 1490
1491 scr_do_wrap ();
1492
1333 rxvt_selection_check(aR_ 1); 1493 selection_check (1);
1334 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1494 min_it (count, ncol - screen.cur.col);
1335 1495
1336 row = R->screen.cur.row + R->TermWin.saveLines; 1496 int row = screen.cur.row;
1337 R->screen.flags &= ~Screen_WrapNext;
1338 1497
1339 stp = R->screen.text[row]; 1498 line_t *line = &ROW(row);
1340 srp = R->screen.rend[row]; 1499
1341 slp = &(R->screen.tlen[row]); 1500 line->touch ();
1501 line->is_longer (0);
1502
1503 // nuke wide spanning the start
1504 if (line->t[screen.cur.col] == NOCHAR)
1505 scr_kill_char (*line, screen.cur.col);
1506
1342 switch (insdel) { 1507 switch (insdel)
1508 {
1343 case INSERT: 1509 case INSERT:
1344 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1510 line->l = min (line->l + count, ncol);
1345 col--) { 1511
1512 if (line->t[screen.cur.col] == NOCHAR)
1513 scr_kill_char (*line, screen.cur.col);
1514
1515 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1516 {
1346 stp[col] = stp[col - count]; 1517 line->t[col] = line->t[col - count];
1347 srp[col] = srp[col - count]; 1518 line->r[col] = line->r[col - count];
1348 } 1519 }
1349 if (*slp != -1) { 1520
1350 *slp += count;
1351 MIN_IT(*slp, R->TermWin.ncol);
1352 }
1353 if (R->selection.op && R->current_screen == R->selection.screen 1521 if (selection.op && current_screen == selection.screen
1354 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1522 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1523 {
1355 if (R->selection.end.row != R->screen.cur.row 1524 if (selection.end.row != screen.cur.row
1356 || (R->selection.end.col + count >= R->TermWin.ncol)) 1525 || (selection.end.col + count >= ncol))
1357 CLEAR_SELECTION(R); 1526 CLEAR_SELECTION ();
1527 else
1528 {
1358 else { /* shift selection */ 1529 /* shift selection */
1359 R->selection.beg.col += count; 1530 selection.beg.col += count;
1360 R->selection.mark.col += count; /* XXX: yes? */ 1531 selection.mark.col += count; /* XXX: yes? */
1361 R->selection.end.col += count; 1532 selection.end.col += count;
1362 } 1533 }
1363 } 1534 }
1364 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1535
1365 (unsigned int)count, R->rstyle); 1536 scr_blank_line (*line, screen.cur.col, count, rstyle);
1366 break; 1537 break;
1538
1367 case ERASE: 1539 case ERASE:
1368 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1540 screen.cur.col += count; /* don't worry if > ncol */
1369 rxvt_selection_check(aR_ 1); 1541 selection_check (1);
1370 R->screen.cur.col -= count; 1542 screen.cur.col -= count;
1371 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1543
1372 (unsigned int)count, R->rstyle); 1544 // nuke wide char after the end
1545 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1546 scr_kill_char (*line, screen.cur.col + count);
1547
1548 scr_blank_line (*line, screen.cur.col, count, rstyle);
1373 break; 1549 break;
1550
1374 case DELETE: 1551 case DELETE:
1375 tr = srp[R->TermWin.ncol - 1] 1552 line->l = max (line->l - count, 0);
1376 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1553
1554 // nuke wide char spanning the end
1555 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1556 scr_kill_char (*line, screen.cur.col + count);
1557
1377 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1558 for (int col = screen.cur.col; (col + count) < ncol; col++)
1559 {
1378 stp[col] = stp[col + count]; 1560 line->t[col] = line->t[col + count];
1379 srp[col] = srp[col + count]; 1561 line->r[col] = line->r[col + count];
1380 } 1562 }
1381 rxvt_blank_line(aR_ 1563
1382 &(stp[R->TermWin.ncol - count]), 1564 scr_blank_line (*line, ncol - count, count, rstyle);
1383 &(srp[R->TermWin.ncol - count]), 1565
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 1566 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1567 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1568 {
1391 if (R->selection.end.row != R->screen.cur.row 1569 if (selection.end.row != screen.cur.row
1392 || (R->screen.cur.col >= R->selection.beg.col - count) 1570 || (screen.cur.col >= selection.beg.col - count)
1393 || R->selection.end.col >= R->TermWin.ncol) 1571 || selection.end.col >= ncol)
1394 CLEAR_SELECTION(R); 1572 CLEAR_SELECTION ();
1395 else { 1573 else
1574 {
1396 /* shift selection */ 1575 /* shift selection */
1397 R->selection.beg.col -= count; 1576 selection.beg.col -= count;
1398 R->selection.mark.col -= count; /* XXX: yes? */ 1577 selection.mark.col -= count; /* XXX: yes? */
1399 R->selection.end.col -= count; 1578 selection.end.col -= count;
1400 } 1579 }
1401 } 1580 }
1581
1402 break; 1582 break;
1403 } 1583 }
1404} 1584}
1405 1585
1406/* ------------------------------------------------------------------------- */ 1586/* ------------------------------------------------------------------------- */
1407/* 1587/*
1408 * Set the scrolling region 1588 * Set the scrolling region
1409 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1589 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1410 */ 1590 */
1411/* EXTPROTO */
1412void 1591void
1413rxvt_scr_scroll_region(pR_ int top, int bot) 1592rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1414{ 1593{
1415 MAX_IT(top, 0); 1594 max_it (top, 0);
1416 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1595 min_it (bot, nrow - 1);
1596
1417 if (top > bot) 1597 if (top > bot)
1418 return; 1598 return;
1599
1419 R->screen.tscroll = top; 1600 screen.tscroll = top;
1420 R->screen.bscroll = bot; 1601 screen.bscroll = bot;
1421 rxvt_scr_gotorc(aR_ 0, 0, 0); 1602 scr_gotorc (0, 0, 0);
1422} 1603}
1423 1604
1424/* ------------------------------------------------------------------------- */ 1605/* ------------------------------------------------------------------------- */
1425/* 1606/*
1426 * Make the cursor visible/invisible 1607 * Make the cursor visible/invisible
1427 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1608 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1428 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1609 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1429 */ 1610 */
1430/* EXTPROTO */
1431void 1611void
1432rxvt_scr_cursor_visible(pR_ int mode) 1612rxvt_term::scr_cursor_visible (int mode) NOTHROW
1433{ 1613{
1434 R->want_refresh = 1; 1614 want_refresh = 1;
1615
1435 if (mode) 1616 if (mode)
1436 R->screen.flags |= Screen_VisibleCursor; 1617 screen.flags |= Screen_VisibleCursor;
1437 else 1618 else
1438 R->screen.flags &= ~Screen_VisibleCursor; 1619 screen.flags &= ~Screen_VisibleCursor;
1439} 1620}
1440 1621
1441/* ------------------------------------------------------------------------- */ 1622/* ------------------------------------------------------------------------- */
1442/* 1623/*
1443 * Set/unset automatic wrapping 1624 * Set/unset automatic wrapping
1444 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1625 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1445 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1626 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1446 */ 1627 */
1447/* EXTPROTO */
1448void 1628void
1449rxvt_scr_autowrap(pR_ int mode) 1629rxvt_term::scr_autowrap (int mode) NOTHROW
1450{ 1630{
1451 if (mode) 1631 if (mode)
1452 R->screen.flags |= Screen_Autowrap; 1632 screen.flags |= Screen_Autowrap;
1453 else 1633 else
1454 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1634 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1455} 1635}
1456 1636
1457/* ------------------------------------------------------------------------- */ 1637/* ------------------------------------------------------------------------- */
1458/* 1638/*
1459 * Set/unset margin origin mode 1639 * Set/unset margin origin mode
… …
1462 * Relative mode: line numbers are relative to top margin of scrolling region 1642 * Relative mode: line numbers are relative to top margin of scrolling region
1463 * and the cursor cannot be moved outside. 1643 * and the cursor cannot be moved outside.
1464 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1644 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1465 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1645 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1466 */ 1646 */
1467/* EXTPROTO */
1468void 1647void
1469rxvt_scr_relative_origin(pR_ int mode) 1648rxvt_term::scr_relative_origin (int mode) NOTHROW
1470{ 1649{
1471 if (mode) 1650 if (mode)
1472 R->screen.flags |= Screen_Relative; 1651 screen.flags |= Screen_Relative;
1473 else 1652 else
1474 R->screen.flags &= ~Screen_Relative; 1653 screen.flags &= ~Screen_Relative;
1654
1475 rxvt_scr_gotorc(aR_ 0, 0, 0); 1655 scr_gotorc (0, 0, 0);
1476} 1656}
1477 1657
1478/* ------------------------------------------------------------------------- */ 1658/* ------------------------------------------------------------------------- */
1479/* 1659/*
1480 * Set insert/replace mode 1660 * Set insert/replace mode
1481 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1661 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1482 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1662 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1483 */ 1663 */
1484/* EXTPROTO */
1485void 1664void
1486rxvt_scr_insert_mode(pR_ int mode) 1665rxvt_term::scr_insert_mode (int mode) NOTHROW
1487{ 1666{
1488 if (mode) 1667 if (mode)
1489 R->screen.flags |= Screen_Insert; 1668 screen.flags |= Screen_Insert;
1490 else 1669 else
1491 R->screen.flags &= ~Screen_Insert; 1670 screen.flags &= ~Screen_Insert;
1492} 1671}
1493 1672
1494/* ------------------------------------------------------------------------- */ 1673/* ------------------------------------------------------------------------- */
1495/* 1674/*
1496 * Set/Unset tabs 1675 * Set/Unset tabs
1497 * XTERM_SEQ: Set tab at current column : ESC H 1676 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1677 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1678 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1679 */
1501/* EXTPROTO */
1502void 1680void
1503rxvt_scr_set_tab(pR_ int mode) 1681rxvt_term::scr_set_tab (int mode) NOTHROW
1504{ 1682{
1505 if (mode < 0) 1683 if (mode < 0)
1506 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1684 memset (tabs, 0, ncol);
1507 else if (R->screen.cur.col < R->TermWin.ncol) 1685 else if (screen.cur.col < ncol)
1508 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1686 tabs [screen.cur.col] = !!mode;
1509} 1687}
1510 1688
1511/* ------------------------------------------------------------------------- */ 1689/* ------------------------------------------------------------------------- */
1512/* 1690/*
1513 * Set reverse/normal video 1691 * Set reverse/normal video
1514 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1692 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1515 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1693 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1516 */ 1694 */
1517/* EXTPROTO */
1518void 1695void
1519rxvt_scr_rvideo_mode(pR_ int mode) 1696rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1520{ 1697{
1698 rvideo_mode = on;
1699
1700#ifndef NO_BELL
1701 on ^= rvideo_bell;
1702#endif
1703
1704 if (rvideo_state != on)
1705 {
1706 rvideo_state = on;
1707
1708 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1709#ifdef HAVE_BG_PIXMAP
1710 if (bg_pixmap == None)
1711#endif
1712 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1713
1521 XGCValues gcvalue; 1714 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]; 1715 gcvalue.foreground = pix_colors[Color_fg];
1536 gcvalue.background = R->PixColors[Color_bg]; 1716 gcvalue.background = pix_colors[Color_bg];
1537 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1717 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1538 &gcvalue); 1718
1539 rxvt_scr_clear(aR); 1719 scr_clear ();
1540 rxvt_scr_touch(aR_ True); 1720 scr_touch (true);
1541 } 1721 }
1542} 1722}
1543 1723
1544/* ------------------------------------------------------------------------- */ 1724/* ------------------------------------------------------------------------- */
1545/* 1725/*
1546 * Report current cursor position 1726 * Report current cursor position
1547 * XTERM_SEQ: Report position: ESC [ 6 n 1727 * XTERM_SEQ: Report position: ESC [ 6 n
1548 */ 1728 */
1549/* EXTPROTO */
1550void 1729void
1551rxvt_scr_report_position(pR) 1730rxvt_term::scr_report_position () NOTHROW
1552{ 1731{
1553 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1732 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1554} 1733}
1555 1734
1556/* ------------------------------------------------------------------------- * 1735/* ------------------------------------------------------------------------- *
1557 * FONTS * 1736 * FONTS *
1558 * ------------------------------------------------------------------------- */ 1737 * ------------------------------------------------------------------------- */
1559 1738
1560/* 1739/*
1561 * Set font style 1740 * Set font style
1562 */ 1741 */
1563/* INTPROTO */
1564void 1742void
1565rxvt_set_font_style(pR) 1743rxvt_term::set_font_style () NOTHROW
1566{ 1744{
1745#if 0
1567 switch (R->charsets[R->screen.charset]) { 1746 switch (charsets [screen.charset])
1747 {
1568 case '0': /* DEC Special Character & Line Drawing Set */ 1748 case '0': /* DEC Special Character & Line Drawing Set */
1569 break; 1749 break;
1570 case 'A': /* United Kingdom (UK) */ 1750 case 'A': /* United Kingdom (UK) */
1571 break; 1751 break;
1572 case 'B': /* United States (USASCII) */ 1752 case 'B': /* United States (USASCII) */
1573 break; 1753 break;
1574 case '<': /* Multinational character set */ 1754 case '<': /* Multinational character set */
1575 break; 1755 break;
1576 case '5': /* Finnish character set */ 1756 case '5': /* Finnish character set */
1577 break; 1757 break;
1578 case 'C': /* Finnish character set */ 1758 case 'C': /* Finnish character set */
1579 break; 1759 break;
1580 case 'K': /* German character set */ 1760 case 'K': /* German character set */
1581 break; 1761 break;
1582 } 1762 }
1763#endif
1583} 1764}
1584 1765
1585/* ------------------------------------------------------------------------- */ 1766/* ------------------------------------------------------------------------- */
1586/* 1767/*
1587 * Choose a font 1768 * Choose a font
1588 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1769 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1589 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1770 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1590 * XTERM_SEQ: Invoke G2 character set: ESC N 1771 * XTERM_SEQ: Invoke G2 character set: ESC N
1591 * XTERM_SEQ: Invoke G3 character set: ESC O 1772 * XTERM_SEQ: Invoke G3 character set: ESC O
1592 */ 1773 */
1593/* EXTPROTO */
1594void 1774void
1595rxvt_scr_charset_choose(pR_ int set) 1775rxvt_term::scr_charset_choose (int set) NOTHROW
1596{ 1776{
1597 R->screen.charset = set; 1777 screen.charset = set;
1598 rxvt_set_font_style(aR); 1778 set_font_style ();
1599} 1779}
1600 1780
1601/* ------------------------------------------------------------------------- */ 1781/* ------------------------------------------------------------------------- */
1602/* 1782/*
1603 * Set a font 1783 * Set a font
… …
1605 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1785 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1606 * XTERM_SEQ: Set G2 character set: ESC * <C> 1786 * XTERM_SEQ: Set G2 character set: ESC * <C>
1607 * XTERM_SEQ: Set G3 character set: ESC + <C> 1787 * XTERM_SEQ: Set G3 character set: ESC + <C>
1608 * See set_font_style for possible values for <C> 1788 * See set_font_style for possible values for <C>
1609 */ 1789 */
1610/* EXTPROTO */
1611void 1790void
1612rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1791rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1613{ 1792{
1614 R->charsets[set] = (unsigned char)ch; 1793 charsets[set] = (unsigned char)ch;
1615 rxvt_set_font_style(aR); 1794 set_font_style ();
1616} 1795}
1617 1796
1618
1619/* ------------------------------------------------------------------------- *
1620 * GRAPHICS COLOURS *
1621 * ------------------------------------------------------------------------- */
1622
1623#ifdef RXVT_GRAPHICS
1624/* EXTPROTO */
1625int
1626rxvt_scr_get_fgcolor(pR)
1627{
1628 return GET_FGCOLOR(R->rstyle);
1629}
1630
1631/* ------------------------------------------------------------------------- */
1632/* EXTPROTO */
1633int
1634rxvt_scr_get_bgcolor(pR)
1635{
1636 return GET_BGCOLOR(R->rstyle);
1637}
1638#endif
1639 1797
1640/* ------------------------------------------------------------------------- * 1798/* ------------------------------------------------------------------------- *
1641 * MAJOR SCREEN MANIPULATION * 1799 * MAJOR SCREEN MANIPULATION *
1642 * ------------------------------------------------------------------------- */ 1800 * ------------------------------------------------------------------------- */
1643 1801
1644/* 1802/*
1803 * refresh matching text.
1804 */
1805bool
1806rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1807{
1808 bool found = false;
1809
1810 for (int i = 0; i < nrow; i++)
1811 {
1812 rend_t *drp = drawn_buf[i].r;
1813
1814 for (int col = 0; col < ncol; col++, drp++)
1815 if ((*drp & mask) == value)
1816 {
1817 found = true;
1818 *drp = ~value;
1819 }
1820 }
1821
1822 return found;
1823}
1824
1825/*
1645 * Refresh an area 1826 * Refresh an area
1646 */ 1827 */
1647enum { 1828enum {
1648 PART_BEG = 0, 1829 PART_BEG = 0,
1649 PART_END, 1830 PART_END,
1650 RC_COUNT 1831 RC_COUNT
1651}; 1832};
1652 1833
1653/* EXTPROTO */
1654void 1834void
1655rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1835rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1656{ 1836{
1657 int i; 1837 int i;
1658 row_col_t rc[RC_COUNT]; 1838 row_col_t rc[RC_COUNT];
1659 1839
1660 if (R->drawn_text == NULL) /* sanity check */ 1840 if (!drawn_buf) /* sanity check */
1661 return; 1841 return;
1662 1842
1663#ifdef DEBUG_STRICT 1843#ifndef NO_SLOW_LINK_SUPPORT
1664 x = max(x, (int)R->TermWin.int_bwidth); 1844 if (refresh_type == FAST_REFRESH && !display->is_local)
1665 x = min(x, (int)R->TermWin.width); 1845 {
1666 y = max(y, (int)R->TermWin.int_bwidth); 1846 y = 0;
1667 y = min(y, (int)R->TermWin.height); 1847 eheight = height;
1848 }
1668#endif 1849#endif
1669 1850
1670/* round down */ 1851 /* round down */
1671 rc[PART_BEG].col = Pixel2Col(x); 1852 rc[PART_BEG].col = Pixel2Col (x);
1672 rc[PART_BEG].row = Pixel2Row(y); 1853 rc[PART_BEG].row = Pixel2Row (y);
1673/* round up */ 1854 /* round up */
1674 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1855 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1675 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1856 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1676 1857
1677/* sanity checks */ 1858 /* sanity checks */
1678 for (i = PART_BEG; i < RC_COUNT; i++) { 1859 for (i = PART_BEG; i < RC_COUNT; i++)
1679 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1680 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1681 } 1860 {
1861 min_it (rc[i].col, ncol - 1);
1862 min_it (rc[i].row, nrow - 1);
1863 }
1682 1864
1683 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));
1684
1685 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1865 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1686 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1866 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1687 (rc[PART_END].col - rc[PART_BEG].col + 1));
1688 1867
1868 num_scr_allow = 0;
1869
1689 if (refresh) 1870 if (refresh)
1690 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1871 scr_refresh ();
1691} 1872}
1692 1873
1693/* ------------------------------------------------------------------------- */ 1874/* ------------------------------------------------------------------------- */
1694/* 1875/*
1695 * Refresh the entire screen 1876 * Refresh the entire screen
1696 */ 1877 */
1697/* EXTPROTO */
1698void 1878void
1699rxvt_scr_touch(pR_ Bool refresh) 1879rxvt_term::scr_touch (bool refresh) NOTHROW
1700{ 1880{
1701 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1881 scr_expose (0, 0, vt_width, vt_height, refresh);
1702} 1882}
1703 1883
1704/* ------------------------------------------------------------------------- */ 1884/* ------------------------------------------------------------------------- */
1705/* 1885/*
1706 * Move the display so that the line represented by scrollbar value Y is at 1886 * Move the display so that the line represented by scrollbar value Y is at
1707 * the top of the screen 1887 * the top of the screen
1708 */ 1888 */
1709/* EXTPROTO */ 1889void
1710int
1711rxvt_scr_move_to(pR_ int y, int len) 1890rxvt_term::scr_move_to (int y, int len) NOTHROW
1712{ 1891{
1713 long p = 0; 1892 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1714 uint16_t oldviewstart;
1715
1716 oldviewstart = R->TermWin.view_start;
1717 if (y < len) {
1718 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1719 p -= (long)(R->TermWin.nrow - 1);
1720 p = max(p, 0);
1721 }
1722 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1723 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1724
1725 return rxvt_scr_changeview(aR_ oldviewstart);
1726} 1893}
1727 1894
1728/* ------------------------------------------------------------------------- */ 1895/* ------------------------------------------------------------------------- */
1729/* 1896/*
1730 * Page the screen up/down nlines 1897 * Page the screen up/down nlines
1731 * direction should be UP or DN 1898 * direction should be UP or DN
1732 */ 1899 */
1733/* EXTPROTO */ 1900bool
1734int
1735rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1901rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1736{ 1902{
1737 int n; 1903 int new_view_start =
1738 uint16_t oldviewstart; 1904 direction == UP ? view_start - nlines
1905 : view_start + nlines;
1739 1906
1740 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1741#ifdef DEBUG_STRICT
1742 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1743#endif
1744 oldviewstart = R->TermWin.view_start;
1745 if (direction == UP) {
1746 n = R->TermWin.view_start + nlines;
1747 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1748 } else {
1749 n = R->TermWin.view_start - nlines;
1750 R->TermWin.view_start = max(n, 0);
1751 }
1752 return rxvt_scr_changeview(aR_ oldviewstart); 1907 return scr_changeview (new_view_start);
1753} 1908}
1754 1909
1755/* INTPROTO */ 1910bool
1756int 1911rxvt_term::scr_changeview (int new_view_start) NOTHROW
1757rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1758{ 1912{
1759 if (R->TermWin.view_start != oldviewstart) { 1913 clamp_it (new_view_start, top_row, 0);
1914
1915 if (new_view_start == view_start)
1916 return false;
1917
1918 num_scr += new_view_start - view_start;
1919 view_start = new_view_start;
1760 R->want_refresh = 1; 1920 want_refresh = 1;
1761#ifdef RXVT_GRAPHICS
1762 if (rxvt_Gr_Displayed(aR))
1763 rxvt_Gr_scroll(aR_ 0);
1764#endif
1765 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1766 }
1767 return (int)(R->TermWin.view_start - oldviewstart);
1768}
1769 1921
1770/* ------------------------------------------------------------------------- */ 1922 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1771/* EXTPROTO */ 1923
1772void 1924 return true;
1773rxvt_scr_bell(pR) 1925}
1774{ 1926
1775#ifndef NO_BELL 1927#ifndef NO_BELL
1928void
1929rxvt_term::bell_cb (ev::timer &w, int revents)
1930{
1931 rvideo_bell = false;
1932 scr_rvideo_mode (rvideo_mode);
1933 refresh_check ();
1934}
1935#endif
1936
1937/* ------------------------------------------------------------------------- */
1938void
1939rxvt_term::scr_bell () NOTHROW
1940{
1941#ifndef NO_BELL
1942
1776# ifndef NO_MAPALERT 1943# ifndef NO_MAPALERT
1777# ifdef MAPALERT_OPTION 1944# ifdef MAPALERT_OPTION
1778 if (R->Options & Opt_mapAlert) 1945 if (option (Opt_mapAlert))
1779# endif 1946# endif
1780 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1947 XMapWindow (dpy, parent);
1781# endif 1948# endif
1782 if (R->Options & Opt_visualBell) { 1949
1783 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1950# if ENABLE_FRILLS
1784 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1951 if (option (Opt_urgentOnBell))
1785 } else 1952 set_urgency (1);
1786 XBell(R->Xdisplay, 0);
1787#endif 1953# endif
1788}
1789 1954
1955 if (option (Opt_visualBell))
1956 {
1957 rvideo_bell = true;
1958 scr_rvideo_mode (rvideo_mode);
1959 flush ();
1960
1961 bell_ev.start (VISUAL_BELL_DURATION);
1962 }
1963 else
1964 XBell (dpy, 0);
1965 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1966#endif
1967}
1968
1790/* ------------------------------------------------------------------------- */ 1969/* ------------------------------------------------------------------------- */
1791/* ARGSUSED */
1792/* EXTPROTO */
1793void 1970void
1794rxvt_scr_printscreen(pR_ int fullhist) 1971rxvt_term::scr_printscreen (int fullhist) NOTHROW
1795{ 1972{
1796#ifdef PRINTPIPE 1973#ifdef PRINTPIPE
1797 int i, r1, nrows, row_offset; 1974 int nrows, row_start;
1798 text_t *t; 1975 FILE *fd = popen_printer ();
1799 FILE *fd;
1800 1976
1801 if ((fd = rxvt_popen_printer(aR)) == NULL) 1977 if (!fd)
1802 return; 1978 return;
1803 nrows = R->TermWin.nrow; 1979
1804 row_offset = R->TermWin.saveLines;
1805 if (!fullhist) 1980 if (fullhist)
1806 row_offset -= R->TermWin.view_start;
1807 else {
1808 nrows += R->TermWin.nscrolled;
1809 row_offset -= R->TermWin.nscrolled;
1810 } 1981 {
1811 1982 nrows = nrow - top_row;
1812 for (r1 = 0; r1 < nrows; r1++) { 1983 row_start = top_row;
1813 t = R->screen.text[r1 + row_offset]; 1984 }
1814 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1985 else
1815 if (!isspace(t[i]))
1816 break;
1817 fprintf(fd, "%.*s\n", (i + 1), t);
1818 } 1986 {
1987 nrows = nrow;
1988 row_start = view_start;
1989 }
1990
1991 wctomb (0, 0);
1992
1993 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1994 {
1995 text_t *tp = ROW(r1).t;
1996 int len = ROW(r1).l;
1997
1998 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1999 {
2000 char mb[MB_LEN_MAX];
2001 text_t t = *tp++;
2002 if (t == NOCHAR)
2003 continue;
2004
2005 len = wctomb (mb, t);
2006
2007 if (len <= 0)
2008 {
2009 mb[0] = ' ';
2010 len = 1;
2011 }
2012
2013 fwrite (mb, 1, len, fd);
2014 }
2015
2016 fputc ('\n', fd);
2017 }
2018
1819 rxvt_pclose_printer(fd); 2019 pclose_printer (fd);
1820#endif 2020#endif
1821} 2021}
1822 2022
1823/* ------------------------------------------------------------------------- */ 2023/* ------------------------------------------------------------------------- */
1824/* 2024/*
1825 * Refresh the screen 2025 * Refresh the screen
1826 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2026 * drawn_text/drawn_rend contain the screen information before the update.
1827 * R->screen.text/R->screen.rend contain what the screen will change to. 2027 * screen.text/screen.rend contain what the screen will change to.
2028 */
2029void
2030rxvt_term::scr_refresh () NOTHROW
2031{
2032 int16_t col, row, /* column/row we're processing */
2033 ocrow; /* old cursor row */
2034 int i; /* tmp */
2035#ifndef NO_CURSORCOLOR
2036 rend_t cc1; /* store colours at cursor position (s) */
2037#endif
2038 rend_t *crp; // cursor rendition pointer
2039 rend_t ccol1, /* Cursor colour */
2040 ccol2; /* Cursor colour2 */
2041
2042 want_refresh = 0; /* screen is current */
2043
2044 if (refresh_type == NO_REFRESH || !mapped)
2045 return;
2046
2047 /*
2048 * A: set up vars
1828 */ 2049 */
2050 refresh_count = 0;
1829 2051
1830#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2052 unsigned int old_screen_flags = screen.flags;
1831# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2053 bool have_bg = 0;
1832# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2054#ifdef HAVE_BG_PIXMAP
2055 have_bg = bg_pixmap != None;
2056#endif
2057 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2058
2059 /*
2060 * B: reverse any characters which are selected
2061 */
2062 scr_reverse_selection ();
2063
2064 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2065#if ENABLE_OVERLAY
2066 scr_swap_overlay ();
2067#endif
2068
2069 bool showcursor = screen.flags & Screen_VisibleCursor;
2070
2071 /*
2072 * C: set the cursor character (s)
2073 */
2074 {
2075 bool setoldcursor;
2076
2077#ifdef CURSOR_BLINK
2078 if (hidden_cursor)
2079 showcursor = 0;
2080#endif
2081
2082 if (showcursor)
2083 {
2084 int col = screen.cur.col;
2085
2086 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2087 col--;
2088
2089 crp = &ROW(screen.cur.row).r[col];
2090
2091#ifndef NO_CURSORCOLOR
2092 cc1 = *crp & (RS_fgMask | RS_bgMask);
2093 if (ISSET_PIXCOLOR (Color_cursor))
2094 ccol1 = Color_cursor;
2095 else
2096#endif
2097#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2098 ccol1 = fgcolor_of (rstyle);
1833#else 2099#else
1834# define MONO_BOLD(x) \ 2100 ccol1 = Color_fg;
1835 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1836# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1837#endif 2101#endif
1838 2102
1839#define FONT_WIDTH(X, Y) \
1840 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1841#define FONT_RBEAR(X, Y) \
1842 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1843#define FONT_LBEAR(X, Y) \
1844 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1845#define IS_FONT_CHAR(X, Y) \
1846 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1847
1848/* EXTPROTO */
1849void
1850rxvt_scr_refresh(pR_ unsigned char refresh_type)
1851{
1852 unsigned char clearfirst, /* first character writes before cell */
1853 clearlast, /* last character writes beyond cell */
1854 must_clear, /* use draw_string not draw_image_string */
1855#ifndef NO_BOLDFONT
1856 bfont, /* we've changed font to bold font */
1857#endif
1858 rvid, /* reverse video this position */
1859 wbyte, /* we're in multibyte */
1860 showcursor; /* show the cursor */
1861 int fore, back; /* desired foreground/background */
1862 int16_t col, row, /* column/row we're processing */
1863 ocrow; /* old cursor row */
1864 int cursorwidth;
1865 int i, /* tmp */
1866 row_offset; /* basic offset in screen structure */
1867#ifndef NO_CURSORCOLOR 2103#ifndef NO_CURSORCOLOR
1868 rend_t cc1; /* store colours at cursor position(s) */
1869 rend_t cc2; /* store colours at cursor position(s) */
1870#endif
1871 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1872 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1873 char *buffer; /* local copy of R->buffer */
1874
1875 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1876 return;
1877
1878 /*
1879 * A: set up vars
1880 */
1881 clearfirst = clearlast = must_clear = wbyte = 0;
1882#ifndef NO_BOLDFONT
1883 bfont = 0;
1884#endif
1885
1886 if (R->currmaxcol < R->TermWin.ncol)
1887 {
1888 R->currmaxcol = R->TermWin.ncol;
1889 R->buffer = (char *)rxvt_realloc (R->buffer,
1890 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1891 }
1892
1893 buffer = R->buffer;
1894 R->refresh_count = 0;
1895
1896 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1897
1898 if ((refresh_type & REFRESH_BOUNDS))
1899 {
1900 clearfirst = clearlast = 1;
1901 R->refresh_type &= ~REFRESH_BOUNDS;
1902 }
1903
1904#if defined(XPM_BACKGROUND)
1905 must_clear |= (R->bgPixmap.pixmap != None);
1906#endif
1907#if defined(TRANSPARENT)
1908 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1909#endif
1910 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1911
1912/*
1913 * B: reverse any characters which are selected
1914 */
1915 rxvt_scr_reverse_selection(aR);
1916
1917/*
1918 * C: set the cursor character(s)
1919 */
1920 {
1921 unsigned char setoldcursor;
1922 rend_t ccol1, /* Cursor colour */
1923 ccol2; /* Cursor colour2 */
1924
1925 showcursor = (R->screen.flags & Screen_VisibleCursor);
1926 cursorwidth = 0;
1927#ifdef CURSOR_BLINK
1928 if (R->hidden_cursor)
1929 showcursor = 0;
1930#endif
1931
1932 cursorwidth = 0;
1933
1934 if (showcursor)
1935 {
1936 cursorwidth++;
1937
1938 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1939 [R->screen.cur.col]);
1940
1941 if (showcursor && R->TermWin.focus)
1942 {
1943 *srp ^= RS_RVid;
1944#ifndef NO_CURSORCOLOR
1945 cc1 = *srp & (RS_fgMask | RS_bgMask);
1946 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2104 if (ISSET_PIXCOLOR (Color_cursor2))
1947 ccol1 = Color_cursor; 2105 ccol2 = Color_cursor2;
1948 else 2106 else
2107#endif
1949#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2108#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1950 ccol1 = GET_FGCOLOR(R->rstyle); 2109 ccol2 = bgcolor_of (rstyle);
1951#else 2110#else
1952 ccol1 = Color_fg; 2111 ccol2 = Color_bg;
1953#endif 2112#endif
1954 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2113
1955 ccol2 = Color_cursor2; 2114 if (focus)
2115 {
2116 if (option (Opt_cursorUnderline))
2117 *crp ^= RS_Uline;
1956 else 2118 else
1957#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2119 {
1958 ccol2 = GET_BGCOLOR(R->rstyle); 2120 *crp ^= RS_RVid;
1959#else
1960 ccol2 = Color_bg;
1961#endif
1962 *srp = SET_FGCOLOR(*srp, ccol1); 2121 *crp = SET_FGCOLOR (*crp, ccol1);
1963 *srp = SET_BGCOLOR(*srp, ccol2); 2122 *crp = SET_BGCOLOR (*crp, ccol2);
1964#endif
1965 }
1966
1967 while (IS_WIDE (*srp))
1968 cursorwidth++, srp++;
1969 }
1970
1971 /* make sure no outline cursor is left around */
1972 setoldcursor = 0;
1973 if (ocrow != -1) {
1974 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1975 || R->screen.cur.col != R->oldcursor.col) {
1976 if (ocrow < R->TermWin.nrow
1977 && R->oldcursor.col < R->TermWin.ncol) {
1978 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1979 } 2123 }
1980 if (R->TermWin.focus || !showcursor)
1981 R->oldcursor.row = -1;
1982 else
1983 setoldcursor = 1;
1984 }
1985 } else if (!R->TermWin.focus)
1986 setoldcursor = 1;
1987 if (setoldcursor) {
1988 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1989 R->oldcursor.row = -1;
1990 else {
1991 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1992 R->oldcursor.col = R->screen.cur.col;
1993 } 2124 }
1994 } 2125 }
2126
2127 /* make sure no outline cursor is left around */
2128 setoldcursor = 0;
2129 if (ocrow != -1)
2130 {
2131 if (screen.cur.row - view_start != ocrow
2132 || screen.cur.col != oldcursor.col)
2133 {
2134 if (ocrow < nrow
2135 && oldcursor.col < ncol)
2136 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2137
2138 if (focus || !showcursor)
2139 oldcursor.row = -1;
2140 else
2141 setoldcursor = 1;
2142 }
1995 } 2143 }
2144 else if (!focus)
2145 setoldcursor = 1;
2146
2147 if (setoldcursor)
2148 {
2149 if (screen.cur.row - view_start >= nrow)
2150 oldcursor.row = -1;
2151 else
2152 {
2153 oldcursor.row = screen.cur.row - view_start;
2154 oldcursor.col = screen.cur.col;
2155 }
2156 }
2157 }
1996 2158
1997#ifndef NO_SLOW_LINK_SUPPORT 2159#ifndef NO_SLOW_LINK_SUPPORT
1998/* 2160 /*
1999 * D: CopyArea pass - very useful for slower links 2161 * D: CopyArea pass - very useful for slower links
2000 * This has been deliberately kept simple. 2162 * This has been deliberately kept simple.
2001 */ 2163 */
2002 i = R->num_scr; 2164 if (!display->is_local
2003 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2165 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2004 && abs(i) < R->TermWin.nrow && !must_clear) 2166 && abs (num_scr) < nrow && !have_bg)
2005 { 2167 {
2006 int16_t nits; 2168 int16_t nits;
2007 int j; 2169 int i = num_scr;
2008 rend_t *drp2; 2170 int j;
2009 text_t *dtp2; 2171 int len, wlen;
2010 int len, wlen;
2011 2172
2012 j = R->TermWin.nrow; 2173 j = nrow;
2013 wlen = len = -1; 2174 wlen = len = -1;
2014 row = i > 0 ? 0 : j - 1; 2175 row = i > 0 ? 0 : j - 1;
2176
2015 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2177 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2016 { 2178 {
2017 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2179 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2018 { 2180 {
2019 stp = R->screen.text[row + row_offset]; 2181 line_t s = ROW(view_start + row);
2020 srp = R->screen.rend[row + row_offset];
2021 dtp = R->drawn_text[row]; 2182 line_t d = drawn_buf[row];
2022 dtp2 = R->drawn_text[row + i]; 2183 line_t d2 = drawn_buf[row + i];
2023 drp = R->drawn_rend[row];
2024 drp2 = R->drawn_rend[row + i];
2025 2184
2026 for (nits = 0, col = R->TermWin.ncol; col--; ) 2185 for (nits = 0, col = ncol; col--; )
2027 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2186 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2028 nits--; 2187 nits--;
2029 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2188 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2030 nits++; 2189 nits++;
2031 2190
2032 if (nits > 8) /* XXX: arbitrary choice */ 2191 if (nits > 8) /* XXX: arbitrary choice */
2192 {
2193 for (col = ncol; col--; )
2194 {
2195 *d.t++ = *d2.t++;
2196 *d.r++ = *d2.r++;
2197 }
2198
2199 if (len == -1)
2200 len = row;
2201
2202 wlen = row;
2203 continue;
2204 }
2205 }
2206
2207 if (len >= 0)
2208 {
2209 /* also comes here at end if needed because of >= above */
2210 if (wlen < len)
2211 ::swap (wlen, len);
2212
2213 XGCValues gcv;
2214
2215 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2216 XCopyArea (dpy, vt, vt,
2217 gc, 0, Row2Pixel (len + i),
2218 (unsigned int)this->width,
2219 (unsigned int)Height2Pixel (wlen - len + 1),
2220 0, Row2Pixel (len));
2221 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2222
2223 len = -1;
2224 }
2225 }
2226 }
2227#endif
2228
2229 /*
2230 * E: main pass across every character
2231 */
2232 for (row = 0; row < nrow; row++)
2233 {
2234 text_t *stp = ROW(view_start + row).t;
2235 rend_t *srp = ROW(view_start + row).r;
2236 text_t *dtp = drawn_buf[row].t;
2237 rend_t *drp = drawn_buf[row].r;
2238
2239 /*
2240 * E2: OK, now the real pass
2241 */
2242 int ypixel = (int)Row2Pixel (row);
2243
2244 for (col = 0; col < ncol; col++)
2245 {
2246 /* compare new text with old - if exactly the same then continue */
2247 if (stp[col] == dtp[col] /* Must match characters to skip. */
2248 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2249 || (stp[col] == ' ' /* space w/ no background change */
2250 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2251 continue;
2252
2253 // redraw one or more characters
2254
2255 // seek to the beginning of wide characters
2256 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2257 --col;
2258
2259 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2260 text_t *text = stp + col;
2261 int count = 1;
2262
2263 dtp[col] = stp[col];
2264 drp[col] = rend;
2265
2266 int xpixel = Col2Pixel (col);
2267
2268 for (i = 0; ++col < ncol; )
2269 {
2270 if (stp[col] == NOCHAR)
2271 {
2272 dtp[col] = stp[col];
2273 drp[col] = srp[col];
2274
2275 count++;
2276 i++;
2277
2278 continue;
2279 }
2280
2281 if (!RS_SAME (rend, srp[col]))
2282 break;
2283
2284 count++;
2285
2286 if (stp[col] != dtp[col]
2287 || !RS_SAME (srp[col], drp[col]))
2288 {
2289 if (have_bg && (i++ > count / 2))
2290 break;
2291
2292 dtp[col] = stp[col];
2293 drp[col] = rend;
2294 i = 0;
2295 }
2296 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2297 break;
2298 }
2299
2300 col--; /* went one too far. move back */
2301 count -= i; /* dump any matching trailing chars */
2302
2303 // sometimes we optimize away the trailing NOCHAR's, add them back
2304 while (ecb_unlikely (i && text[count] == NOCHAR))
2305 count++, i--;
2306
2307 /*
2308 * Determine the attributes for the string
2309 */
2310 int fore = fgcolor_of (rend); // desired foreground
2311 int back = bgcolor_of (rend); // desired background
2312
2313 // only do special processing if any attributes are set, which is unlikely
2314 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2315 {
2316 bool invert = rend & RS_RVid;
2317
2318#ifndef NO_BOLD_UNDERLINE_REVERSE
2319 if (rend & RS_Bold && fore == Color_fg)
2320 {
2321 if (ISSET_PIXCOLOR (Color_BD))
2322 fore = Color_BD;
2323# if !ENABLE_STYLES
2324 else
2325 invert = !invert;
2326# endif
2327 }
2328
2329 if (rend & RS_Italic && fore == Color_fg)
2330 {
2331 if (ISSET_PIXCOLOR (Color_IT))
2332 fore = Color_IT;
2333# if !ENABLE_STYLES
2334 else
2335 invert = !invert;
2336# endif
2337 }
2338
2339 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2340 fore = Color_UL;
2341#endif
2342
2343#ifdef OPTION_HC
2344 if (rend & RS_Sel)
2345 {
2346 /* invert the column if no highlightColor is set or it is the
2347 * current cursor column */
2348 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2349 && ISSET_PIXCOLOR (Color_HC))
2350 {
2351 if (ISSET_PIXCOLOR (Color_HTC))
2352 fore = Color_HTC;
2353 // if invert is 0 reverse video is set so we use bg color as fg color
2354 else if (!invert)
2355 fore = back;
2356
2357 back = Color_HC;
2358 invert = 0;
2359 }
2360 }
2361#endif
2362
2363 if (invert)
2364 {
2365 ::swap (fore, back);
2366
2367#ifndef NO_BOLD_UNDERLINE_REVERSE
2368 if (fore == back)
2369 {
2370 fore = Color_bg;
2371 back = Color_fg;
2372 }
2373#endif
2374 }
2375
2376#ifdef TEXT_BLINK
2377 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2378 {
2379 if (!text_blink_ev.is_active ())
2380 {
2381 text_blink_ev.again ();
2382 hidden_text = 0;
2383 }
2384 else if (hidden_text)
2385 fore = back;
2386 }
2387#endif
2388
2389#if ENABLE_STYLES
2390 // "careful" (too wide) character handling
2391
2392 // include previous careful character(s) if possible, looks nicer (best effort...)
2393 while (text > stp
2394 && srp[text - stp - 1] & RS_Careful
2395 && RS_SAME (rend, srp[text - stp - 1]))
2396 text--, count++, xpixel -= fwidth;
2397
2398 // force redraw after "careful" characters to avoid pixel droppings
2399 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2400 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2401
2402 // force redraw before "careful" characters to avoid pixel droppings
2403 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2404 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2405#endif
2406 }
2407
2408 /*
2409 * Actually do the drawing of the string here
2410 */
2411 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2412
2413 if (ecb_likely (have_bg && back == Color_bg))
2414 {
2415 // this is very ugly, maybe push it into ->draw?
2416
2417 for (i = 0; i < count; i++) /* don't draw empty strings */
2418 if (text[i] != ' ')
2033 { 2419 {
2034 for (col = R->TermWin.ncol; col--; ) 2420 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2035 { 2421 goto did_clear;
2036 *dtp++ = *dtp2++;
2037 *drp++ = *drp2++;
2038 }
2039
2040 if (len == -1)
2041 len = row;
2042
2043 wlen = row;
2044 continue;
2045 } 2422 }
2423
2424 CLEAR_CHARS (xpixel, ypixel, count);
2425 did_clear: ;
2046 } 2426 }
2427 else
2428 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2047 2429
2048 if (len != -1) 2430 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2049 { 2431 {
2050 /* also comes here at end if needed because of >= above */ 2432#if ENABLE_FRILLS
2051 if (wlen < len) 2433 if (ISSET_PIXCOLOR (Color_underline))
2052 SWAP_IT(wlen, len, int); 2434 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2053 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2054 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2055 R->TermWin.gc, 0, Row2Pixel(len + i),
2056 (unsigned int)TermWin_TotalWidth(),
2057 (unsigned int)Height2Pixel(wlen - len + 1),
2058 0, Row2Pixel(len));
2059 len = -1;
2060 }
2061 }
2062 }
2063#endif
2064
2065/*
2066 * E: main pass across every character
2067 */
2068 for (row = 0; row < R->TermWin.nrow; row++)
2069 {
2070 stp = R->screen.text[row + row_offset];
2071 srp = R->screen.rend[row + row_offset];
2072 dtp = R->drawn_text[row];
2073 drp = R->drawn_rend[row];
2074
2075/*
2076 * E2: OK, now the real pass
2077 */
2078 int ypixel = (int)Row2Pixel(row);
2079
2080 for (col = 0; col < R->TermWin.ncol; col++)
2081 {
2082 /* compare new text with old - if exactly the same then continue */
2083 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2084
2085 if (stp[col] == dtp[col] /* Must match characters to skip. */
2086 && (rend == drp[col] /* Either rendition the same or */
2087 || (stp[col] == ' ' /* space w/ no background change */
2088 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2089 continue;
2090
2091 text_t *text = stp + col;
2092 int count = 1;
2093
2094 /* redraw one or more characters */
2095
2096 dtp[col] = stp[col];
2097 drp[col] = rend;
2098
2099 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2100 continue;
2101
2102 int xpixel = Col2Pixel(col);
2103
2104 // this loop looks very messy, it can probably be optimized
2105 // and cleaned a bit by you?
2106 for (i = 0; ++col < R->TermWin.ncol; )
2107 {
2108 if (stp[col] == NOCHAR)
2109 {
2110 dtp[col] = stp[col];
2111 drp[col] = rend;
2112 count++;
2113
2114 if (i) // only possible skip if char unchanged
2115 i++;
2116
2117 continue;
2118 }
2119
2120 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2121 break;
2122
2123 count++;
2124
2125 if (stp[col] != dtp[col]
2126 || srp[col] != drp[col])
2127 {
2128 if (must_clear && (i++ > (count / 2)))
2129 break;
2130
2131 dtp[col] = stp[col];
2132 drp[col] = rend;
2133 i = 0;
2134 }
2135 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2136 break;
2137 }
2138
2139 col--; /* went one too far. move back */
2140 count -= i; /* dump any matching trailing chars */
2141
2142/*
2143 * Determine the attributes for the string
2144 */
2145 int fid = GET_FONT(rend);
2146 fore = GET_FGCOLOR(rend);
2147 back = GET_BGCOLOR(rend);
2148 rend = GET_ATTR(rend);
2149
2150 rvid = (rend & RS_RVid) ? 1 : 0;
2151#ifdef OPTION_HC
2152 if (!rvid && (rend & RS_Blink))
2153 {
2154 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2155 back = Color_HC;
2156 else 2435 else
2157 rvid = !rvid; /* fall back */ 2436#endif
2437 XSetForeground (dpy, gc, pix_colors[fore]);
2438
2439 XDrawLine (dpy, vt, gc,
2440 xpixel, ypixel + font->ascent + 1,
2441 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2158 } 2442 }
2159#endif 2443 } /* for (col....) */
2160 if (rvid) 2444 } /* for (row....) */
2445
2446 /*
2447 * G: cleanup cursor and display outline cursor if necessary
2448 */
2449 if (showcursor)
2450 {
2451 if (focus)
2452 {
2453 if (option (Opt_cursorUnderline))
2454 *crp ^= RS_Uline;
2455 else
2161 { 2456 {
2162 SWAP_IT(fore, back, int); 2457 *crp ^= RS_RVid;
2163
2164#ifndef NO_BOLD_UNDERLINE_REVERSE
2165 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2166# ifndef NO_CURSORCOLOR 2458#ifndef NO_CURSORCOLOR
2459 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2460#endif
2461 }
2462 }
2463 else if (oldcursor.row >= 0)
2464 {
2465 int cursorwidth = 1;
2466 int col = oldcursor.col;
2467
2468 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2469 col--;
2470
2471 while (col + cursorwidth < ncol
2472 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2473 cursorwidth++;
2474
2475#ifndef NO_CURSORCOLOR
2167 && !ISSET_PIXCOLOR(R, Color_cursor) 2476 if (ISSET_PIXCOLOR (Color_cursor))
2477 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2478 else
2479#endif
2480 XSetForeground (dpy, gc, pix_colors[ccol1]);
2481
2482 XDrawRectangle (dpy, vt, gc,
2483 Col2Pixel (col),
2484 Row2Pixel (oldcursor.row),
2485 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2486 (unsigned int) (Height2Pixel (1) - 1));
2487 }
2488 }
2489
2490 /*
2491 * H: cleanup selection
2492 */
2493#if ENABLE_OVERLAY
2494 scr_swap_overlay ();
2495#endif
2496 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2497
2498 scr_reverse_selection ();
2499
2500 screen.flags = old_screen_flags;
2501 num_scr = 0;
2502 num_scr_allow = 1;
2503}
2504
2505void
2506rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2507{
2508 if (!l.t)
2509 return;
2510
2511 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2512
2513 for (int i = ncol; i--; )
2514 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2515}
2516
2517void
2518rxvt_term::scr_remap_chars () NOTHROW
2519{
2520 for (int i = total_rows; i--; )
2521 scr_remap_chars (row_buf [i]);
2522
2523 for (int i = nrow; i--; )
2524 {
2525 scr_remap_chars (drawn_buf [i]);
2526 scr_remap_chars (swap_buf [i]);
2527 }
2528}
2529
2530void
2531rxvt_term::scr_recolour (bool refresh) NOTHROW
2532{
2533 bool transparent = false;
2534
2535#ifdef HAVE_BG_PIXMAP
2536 if (bg_pixmap != None)
2537 {
2538# ifdef ENABLE_TRANSPARENCY
2539 if (bg_flags & BG_IS_TRANSPARENT)
2540 {
2541 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2542 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2543
2544 transparent = true;
2545 }
2546 else
2168# endif 2547# endif
2169 )
2170 back = Color_RV;
2171#endif
2172 }
2173#ifndef NO_BOLD_UNDERLINE_REVERSE
2174 else if (rend & RS_Bold)
2175 { 2548 {
2176 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD)) 2549 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2177 { 2550 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2178 fore = Color_BD; 2551 }
2179# ifndef VERYBOLD 2552 }
2180 rend &= ~RS_Bold; /* we've taken care of it */ 2553 else
2181# endif 2554#endif
2182 }
2183 }
2184 else if (rend & RS_Uline)
2185 {
2186 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2187 {
2188 fore = Color_UL;
2189 rend &= ~RS_Uline; /* we've taken care of it */
2190 }
2191 }
2192#endif
2193
2194/*
2195 * Actually do the drawing of the string here
2196 */
2197 rxvt_font *font = (*R->TermWin.fontset)[fid];
2198
2199 if (back == Color_bg)
2200 {
2201 if (must_clear)
2202 {
2203 for (i = 0; i < count; i++) /* don't draw empty strings */
2204 if (text[i] != ' ')
2205 {
2206 font->draw (xpixel, ypixel, text, count, fore, -1);
2207 goto nodraw;
2208 }
2209
2210 CLEAR_CHARS(xpixel, ypixel, count);
2211nodraw: ;
2212 }
2213 else
2214 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2215 }
2216 else
2217 font->draw (xpixel, ypixel, text, count, fore, back);
2218
2219 if ((rend & RS_Uline) && (font->descent > 1))
2220 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2221 xpixel, ypixel + font->ascent + 1,
2222 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2223 } /* for (col....) */
2224 } /* for (row....) */
2225
2226/*
2227 * G: cleanup cursor and display outline cursor if necessary
2228 */
2229 if (showcursor) {
2230 if (R->TermWin.focus) {
2231 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2232 [R->screen.cur.col]);
2233 *srp ^= RS_RVid;
2234#ifndef NO_CURSORCOLOR
2235 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2236#endif
2237 } else if (R->oldcursor.row >= 0) {
2238#ifndef NO_CURSORCOLOR
2239 unsigned long gcmask; /* Graphics Context mask */
2240
2241 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) {
2242 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2243 }
2244#endif
2245 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2246 Col2Pixel(R->oldcursor.col),
2247 Row2Pixel(R->oldcursor.row),
2248 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2249 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2250 }
2251 } 2555 {
2252/* 2556 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2253 * H: cleanup selection 2557 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2254 */ 2558 }
2255 rxvt_scr_reverse_selection(aR);
2256 2559
2257/* 2560 XClearWindow (dpy, parent);
2258 * I: other general cleanup
2259 */
2260 if (clearfirst && R->TermWin.int_bwidth)
2261 /*
2262 * clear the whole screen height, note that width == 0 is treated
2263 * specially by XClearArea
2264 */
2265 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2266 (unsigned int)R->TermWin.int_bwidth,
2267 (unsigned int)TermWin_TotalHeight(), False);
2268 if (clearlast && R->TermWin.int_bwidth)
2269 /*
2270 * clear the whole screen height, note that width == 0 is treated
2271 * specially by XClearArea
2272 */
2273 XClearArea(R->Xdisplay, R->TermWin.vt,
2274 R->TermWin.width + R->TermWin.int_bwidth, 0,
2275 (unsigned int)R->TermWin.int_bwidth,
2276 (unsigned int)TermWin_TotalHeight(), False);
2277 if (refresh_type & SMOOTH_REFRESH)
2278 XSync(R->Xdisplay, False);
2279 2561
2280 R->num_scr = 0; 2562 if (scrollBar.win)
2281 R->num_scr_allow = 1; 2563 {
2282 R->want_refresh = 0; /* screen is current */ 2564 if (transparent)
2283} 2565 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2284/* ------------------------------------------------------------------------- */
2285
2286/* EXTPROTO */
2287void
2288rxvt_scr_clear(pR)
2289{
2290 if (!R->TermWin.mapped)
2291 return;
2292 R->num_scr_allow = 0;
2293 R->want_refresh = 1;
2294#ifdef TRANSPARENT
2295 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2296 int i;
2297
2298 if (!(R->Options & Opt_transparent_all))
2299 i = 0;
2300 else 2566 else
2301 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2567 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2302 for (; i--;) 2568 scrollBar.state = SB_STATE_IDLE;
2303 if (R->TermWin.parent[i] != None) 2569 scrollBar.show (0);
2304 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2570 }
2571
2572 if (refresh)
2305 } 2573 {
2306#endif 2574 scr_clear ();
2307 XClearWindow(R->Xdisplay, R->TermWin.vt); 2575 scr_touch (true);
2576 }
2577 want_refresh = 1;
2308} 2578}
2309 2579
2310/* ------------------------------------------------------------------------- */ 2580/* ------------------------------------------------------------------------- */
2311/* INTPROTO */
2312void 2581void
2582rxvt_term::scr_clear (bool really) NOTHROW
2583{
2584 if (!mapped)
2585 return;
2586
2587 num_scr_allow = 0;
2588 want_refresh = 1;
2589
2590 if (really)
2591 XClearWindow (dpy, vt);
2592}
2593
2594void
2595rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2596{
2597 int view_end = view_start + nrow;
2598 int row, col;
2599
2600 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2601 {
2602 text_t *stp = ROW(row).t;
2603 rend_t *srp = ROW(row).r;
2604
2605 for (col = beg_col; col < end_col; col++)
2606 srp[col] ^= rstyle1;
2607
2608 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2609 srp[col] ^= rstyle2;
2610
2611 if (++col < end_col)
2612 srp[col] ^= rstyle2;
2613 }
2614}
2615
2616void
2617rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2618{
2619 int view_end = view_start + nrow;
2620 int row, col;
2621
2622 if (beg_row >= view_start)
2623 {
2624 col = beg_col;
2625 row = beg_row;
2626 }
2627 else
2628 {
2629 col = 0;
2630 row = view_start;
2631 }
2632
2633 for (; row < min (end_row, view_end); row++, col = 0)
2634 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2635 srp[col] ^= rstyle;
2636
2637 if (row == end_row)
2638 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2639 srp[col] ^= rstyle;
2640}
2641
2642/* ------------------------------------------------------------------------- */
2643void
2313rxvt_scr_reverse_selection(pR) 2644rxvt_term::scr_reverse_selection () NOTHROW
2314{ 2645{
2315 int i, col, row, end_row; 2646 if (selection.op
2316 rend_t *srp; 2647 && current_screen == selection.screen
2317 2648 && selection.end.row >= view_start)
2318 if (R->selection.op && R->current_screen == R->selection.screen) { 2649 {
2319 end_row = R->TermWin.saveLines - R->TermWin.view_start; 2650#if !ENABLE_MINIMAL
2320 i = R->selection.beg.row + R->TermWin.saveLines; 2651 if (selection.rect)
2321 row = R->selection.end.row + R->TermWin.saveLines; 2652 scr_xor_rect (selection.beg.row, selection.beg.col,
2322 if (i >= end_row) 2653 selection.end.row, selection.end.col,
2323 col = R->selection.beg.col; 2654 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2324 else { 2655 else
2325 col = 0;
2326 i = end_row;
2327 }
2328 end_row += R->TermWin.nrow;
2329 for (; i < row && i < end_row; i++, col = 0)
2330 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2331#ifndef OPTION_HC
2332 srp[col] ^= RS_RVid;
2333#else
2334 srp[col] ^= RS_Blink;
2335#endif 2656#endif
2336 if (i == row && i < end_row) 2657 scr_xor_span (selection.beg.row, selection.beg.col,
2337 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2658 selection.end.row, selection.end.col,
2338#ifndef OPTION_HC 2659 RS_Sel | RS_RVid);
2339 srp[col] ^= RS_RVid;
2340#else
2341 srp[col] ^= RS_Blink;
2342#endif
2343 } 2660 }
2344} 2661}
2345 2662
2346/* ------------------------------------------------------------------------- */ 2663/* ------------------------------------------------------------------------- */
2347/* 2664/*
2348 * Dump the whole scrollback and screen to the passed filedescriptor. The 2665 * Dump the whole scrollback and screen to the passed filedescriptor. The
2349 * invoking routine must close the fd. 2666 * invoking routine must close the fd.
2350 */ 2667 */
2351#if 0 2668#if 0
2352/* EXTPROTO */
2353void 2669void
2354rxvt_scr_dump(pR_ int fd) 2670rxvt_term::scr_dump (int fd) NOTHROW
2355{ 2671{
2356 int row, wrote; 2672 // if this method is needed, it can be implemented by factoring the
2357 unsigned int width, towrite; 2673 // relevant code in scr_printscreen
2358 char r1[] = "\n";
2359
2360 for (row = R->TermWin.saveLines - R->TermWin.nscrolled;
2361 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) {
2362 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row]
2363 : R->TermWin.ncol;
2364 for (towrite = width; towrite; towrite -= wrote) {
2365 wrote = write(fd, &(R->screen.text[row][width - towrite]),
2366 towrite);
2367 if (wrote < 0)
2368 return; /* XXX: death, no report */
2369 }
2370 if (R->screen.tlen[row] >= 0)
2371 if (write(fd, r1, 1) <= 0)
2372 return; /* XXX: death, no report */
2373 }
2374} 2674}
2375#endif 2675#endif
2376 2676
2377/* ------------------------------------------------------------------------- * 2677/* ------------------------------------------------------------------------- *
2378 * CHARACTER SELECTION * 2678 * CHARACTER SELECTION *
2379 * ------------------------------------------------------------------------- */ 2679 * ------------------------------------------------------------------------- */
2380
2381/*
2382 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2383 */
2384/* EXTPROTO */
2385void 2680void
2386rxvt_selection_check(pR_ int check_more) 2681rxvt_term::selection_check (int check_more) NOTHROW
2387{ 2682{
2388 row_col_t pos;
2389
2390 if (!R->selection.op) 2683 if (!selection.op)
2391 return; 2684 return;
2392 2685
2393 pos.row = pos.col = 0; 2686 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2394 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2687 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2395 || (R->selection.beg.row >= R->TermWin.nrow) 2688 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2396 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled)
2397 || (R->selection.mark.row >= R->TermWin.nrow)
2398 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2399 || (R->selection.end.row >= R->TermWin.nrow)
2400 || (check_more == 1 2689 || (check_more == 1
2401 && R->current_screen == R->selection.screen 2690 && current_screen == selection.screen
2402 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2691 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2403 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2692 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2404 || (check_more == 2
2405 && ROWCOL_IS_BEFORE(R->selection.beg, pos)
2406 && ROWCOL_IS_AFTER(R->selection.end, pos))
2407 || (check_more == 3
2408 && ROWCOL_IS_AFTER(R->selection.end, pos))
2409 || (check_more == 4 /* screen width change */
2410 && (R->selection.beg.row != R->selection.end.row
2411 || R->selection.end.col > R->TermWin.ncol)))
2412 CLEAR_SELECTION(R); 2693 CLEAR_ALL_SELECTION ();
2413} 2694}
2414 2695
2415/* ------------------------------------------------------------------------- */ 2696/* ------------------------------------------------------------------------- */
2416/* 2697/*
2417 * Paste a selection direct to the command fd 2698 * Paste a selection direct to the command fd
2418 */ 2699 */
2419/* INTPROTO */
2420void 2700void
2421rxvt_PasteIt (pR_ const unsigned char *data, unsigned int nitems) 2701rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2422{ 2702{
2423 unsigned int i, j, n;
2424 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2425
2426 /* convert normal newline chars into common keyboard Return key sequence */ 2703 /* convert normal newline chars into common keyboard Return key sequence */
2427 for (i = 0; i < nitems; i += PROP_SIZE) 2704 for (unsigned int i = 0; i < len; i++)
2428 { 2705 if (data[i] == C0_LF)
2429 n = min (nitems - i, PROP_SIZE); 2706 data[i] = C0_CR;
2430 MEMCPY (ds, data + i, n);
2431 for (j = 0; j < n; j++)
2432 if (ds[j] == '\n')
2433 ds[j] = '\r';
2434 R->tt_write (ds, (int)n);
2435 }
2436 2707
2437 free(ds); 2708 if (priv_modes & PrivMode_BracketPaste)
2438} 2709 tt_printf ("\x1b[200~");
2439 2710
2440/* ------------------------------------------------------------------------- */ 2711 tt_write (data, len);
2441/*
2442 * Respond to a notification that a primary selection has been sent
2443 * EXT: SelectionNotify
2444 */
2445/* EXTPROTO */
2446int
2447rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2448{
2449 long nread = 0;
2450 unsigned long bytes_after;
2451 XTextProperty ct;
2452#ifdef MULTICHAR_SET
2453 int dummy_count;
2454 char **cl;
2455#endif
2456 2712
2457 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2713 if (priv_modes & PrivMode_BracketPaste)
2458 2714 tt_printf ("\x1b[201~");
2459 if (prop == None) { /* check for failed XConvertSelection */
2460#ifdef MULTICHAR_SET
2461 if ((R->selection_type & Sel_CompoundText)) {
2462 int selnum = R->selection_type & Sel_whereMask;
2463
2464 R->selection_type = 0;
2465 if (selnum != Sel_direct)
2466 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2467 }
2468#endif
2469 return 0;
2470 }
2471 for (;;) {
2472 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2473 (long)(PROP_SIZE / 4), delete_prop,
2474 AnyPropertyType, &ct.encoding, &ct.format,
2475 &ct.nitems, &bytes_after,
2476 &ct.value) != Success)
2477 break;
2478 if (ct.encoding == 0) {
2479 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2480 break;
2481 }
2482 if (ct.value == NULL) {
2483 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2484 continue;
2485 }
2486 if (ct.nitems == 0) {
2487 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2488 if (R->selection_wait == Sel_normal && nread == 0) {
2489 /*
2490 * pass through again trying CUT_BUFFER0 if we've come from
2491 * XConvertSelection() but nothing was presented
2492 */
2493 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2494 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2495 }
2496 nread = -1; /* discount any previous stuff */
2497 break;
2498 }
2499 nread += ct.nitems;
2500#ifdef MULTICHAR_SET
2501 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl,
2502 &dummy_count) == Success && cl) {
2503 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0]));
2504 XFreeStringList(cl);
2505 } else
2506#endif
2507 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems);
2508 if (bytes_after == 0)
2509 break;
2510 XFree(ct.value);
2511 }
2512 if (ct.value)
2513 XFree(ct.value);
2514 if (R->selection_wait == Sel_normal)
2515 R->selection_wait = Sel_none;
2516 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2517 return (int)nread;
2518} 2715}
2519 2716
2520/*
2521 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2522 */
2523/* EXTPROTO */
2524void 2717void
2525rxvt_selection_property(pR_ Window win, Atom prop) 2718rxvt_term::paste (char *data, unsigned int len) NOTHROW
2526{ 2719{
2527 int reget_time = 0; 2720 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2528
2529 if (prop == None)
2530 return; 2721 return;
2531 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2532 if (R->selection_wait == Sel_normal) {
2533 int a, afmt;
2534 Atom atype;
2535 unsigned long bytes_after, nitems;
2536 unsigned char *s = NULL;
2537 2722
2538 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2723 tt_paste (data, len);
2539 R->xa[XA_INCR], &atype, &afmt, &nitems,
2540 &bytes_after, &s);
2541 if (s)
2542 XFree(s);
2543 if (a != Success)
2544 return;
2545#ifndef __CYGWIN32__
2546 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2547 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2548 XDeleteProperty(R->Xdisplay, win, prop);
2549 XFlush(R->Xdisplay);
2550 reget_time = 1;
2551 R->selection_wait = Sel_incr;
2552 }
2553#endif
2554 } else if (R->selection_wait == Sel_incr) {
2555 reget_time = 1;
2556 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2557 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2558 R->selection_wait = Sel_none;
2559 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2560 }
2561 }
2562 if (reget_time) { /* received more data so reget time */
2563 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2564 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2565 }
2566} 2724}
2725
2567/* ------------------------------------------------------------------------- */ 2726/* ------------------------------------------------------------------------- */
2568/* 2727/*
2569 * Request the current selection: 2728 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2570 * Order: > internal selection if available 2729 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2571 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2730 * as fallback
2572 * > CUT_BUFFER0
2573 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2574 * will auto fallback to CUT_BUFFER0
2575 * EXT: button 2 release 2731 * EXT: button 2 release
2576 */ 2732 */
2577/* EXTPROTO */
2578void 2733void
2579rxvt_selection_request(pR_ Time tm, int x, int y) 2734rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2580{ 2735{
2581 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2736 if (!selection_req)
2582 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2583 return; /* outside window */
2584
2585 if (R->selection.text != NULL) { /* internal selection */
2586 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2587 rxvt_PasteIt(aR_ R->selection.text, R->selection.len);
2588 return;
2589 } else {
2590 int i;
2591
2592 R->selection_request_time = tm;
2593 R->selection_wait = Sel_normal;
2594 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2595#ifdef MULTICHAR_SET
2596 R->selection_type = Sel_CompoundText;
2597#else
2598 R->selection_type = 0;
2599#endif
2600 if (rxvt_selection_request_other(aR_
2601#ifdef MULTICHAR_SET
2602 R->xa[XA_COMPOUND_TEXT],
2603#else
2604 XA_STRING,
2605#endif
2606 i))
2607 return;
2608 }
2609 } 2737 {
2610 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2738 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2611 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2739 selection_req->run ();
2612 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2613}
2614
2615/* INTPROTO */
2616int
2617rxvt_selection_request_other(pR_ Atom target, int selnum)
2618{
2619 Atom sel;
2620#ifdef DEBUG_SELECT
2621 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2622#endif
2623
2624 R->selection_type |= selnum;
2625 if (selnum == Sel_Primary)
2626 sel = XA_PRIMARY;
2627 else if (selnum == Sel_Secondary)
2628 sel = XA_SECONDARY;
2629 else
2630 sel = R->xa[XA_CLIPBOARD];
2631 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2632 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2633 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2634 R->TermWin.vt, R->selection_request_time);
2635 return 1;
2636 } 2740 }
2637 return 0;
2638} 2741}
2639 2742
2640/* ------------------------------------------------------------------------- */ 2743/* ------------------------------------------------------------------------- */
2641/* 2744/*
2642 * Clear all selected text 2745 * Clear all selected text
2643 * EXT: SelectionClear 2746 * EXT: SelectionClear
2644 */ 2747 */
2645/* EXTPROTO */
2646void 2748void
2647rxvt_selection_clear(pR) 2749rxvt_term::selection_clear (bool clipboard) NOTHROW
2648{ 2750{
2649 D_SELECT((stderr, "rxvt_selection_clear()")); 2751 if (!clipboard)
2650 2752 {
2651 R->want_refresh = 1; 2753 want_refresh = 1;
2652 if (R->selection.text)
2653 free(R->selection.text); 2754 free (selection.text);
2654 R->selection.text = NULL; 2755 selection.text = NULL;
2655 R->selection.len = 0; 2756 selection.len = 0;
2656 CLEAR_SELECTION(R); 2757 CLEAR_SELECTION ();
2758
2759 if (display->selection_owner == this)
2760 display->selection_owner = 0;
2761 }
2762 else
2763 {
2764 free (selection.clip_text);
2765 selection.clip_text = NULL;
2766 selection.clip_len = 0;
2767
2768 if (display->clipboard_owner == this)
2769 display->clipboard_owner = 0;
2770 }
2657} 2771}
2658 2772
2659/* ------------------------------------------------------------------------- */ 2773/* ------------------------------------------------------------------------- */
2660/* 2774/*
2661 * Copy a selection into the cut buffer 2775 * Copy a selection into the cut buffer
2662 * EXT: button 1 or 3 release 2776 * EXT: button 1 or 3 release
2663 */ 2777 */
2664/* EXTPROTO */
2665void 2778void
2666rxvt_selection_make(pR_ Time tm) 2779rxvt_term::selection_make (Time tm)
2667{ 2780{
2668 int i, col, end_col, row, end_row; 2781 int size;
2669 unsigned char *new_selection_text; 2782 wchar_t *new_selection_text;
2670 char *str; 2783 text_t *t;
2671 text_t *t;
2672#ifdef ACS_ASCII
2673 rend_t *re;
2674#endif
2675 2784
2676 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2677 switch (R->selection.op) { 2785 switch (selection.op)
2786 {
2678 case SELECTION_CONT: 2787 case SELECTION_CONT:
2679 break; 2788 break;
2680 case SELECTION_INIT: 2789 case SELECTION_INIT:
2681 CLEAR_SELECTION(R); 2790 CLEAR_SELECTION ();
2682 /* FALLTHROUGH */ 2791 /* FALLTHROUGH */
2683 case SELECTION_BEGIN: 2792 case SELECTION_BEGIN:
2684 R->selection.op = SELECTION_DONE; 2793 selection.op = SELECTION_DONE;
2685 /* FALLTHROUGH */ 2794 /* FALLTHROUGH */
2686 default: 2795 default:
2687 return; 2796 return;
2688 } 2797 }
2798
2689 R->selection.op = SELECTION_DONE; 2799 selection.op = SELECTION_DONE;
2690 2800
2691 if (R->selection.clicks == 4) 2801 if (selection.clicks == 4)
2692 return; /* nothing selected, go away */ 2802 return; /* nothing selected, go away */
2693 2803
2804 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2805 return;
2806
2694 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2807 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2695 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2808 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2696 2809
2697 new_selection_text = (unsigned char *)str; 2810 int ofs = 0;
2811 int extra = 0;
2698 2812
2699 col = R->selection.beg.col; 2813 int col = selection.beg.col;
2700 MAX_IT(col, 0); 2814 int row = selection.beg.row;
2701 row = R->selection.beg.row + R->TermWin.saveLines;
2702 end_row = R->selection.end.row + R->TermWin.saveLines;
2703 2815
2816 int end_col;
2817
2704 for (; row <= end_row; row++, col = 0) 2818 for (; row <= selection.end.row; row++, col = 0)
2819 {
2820#if !ENABLE_MINIMAL
2821 if (selection.rect)
2705 { 2822 {
2706 t = &(R->screen.text[row][col]); 2823 col = selection.beg.col;
2707
2708 end_col = R->screen.tlen[row];
2709
2710 if (end_col == -1)
2711 end_col = R->TermWin.ncol; 2824 end_col = selection.end.col;
2825 }
2826 else
2827#endif
2828 end_col = ROW(row).l;
2712 2829
2830 col = max (col, 0);
2831
2713 if (row == end_row) 2832 if (row == selection.end.row)
2714 MIN_IT (end_col, R->selection.end.col); 2833 min_it (end_col, selection.end.col);
2715 2834
2835 t = ROW(row).t + col;
2836
2716 for (; col < end_col; col++) 2837 for (; col < end_col; col++)
2838 {
2717 if (*t == NOCHAR) 2839 if (*t == NOCHAR)
2718 t++; 2840 t++;
2841#if ENABLE_COMBINING
2842 else if (IS_COMPOSE (*t))
2843 {
2844 int len = rxvt_composite.expand (*t, 0);
2845
2846 extra -= (len - 1);
2847
2848 if (extra < 0)
2849 {
2850 extra += size;
2851 size += size;
2852 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2853 }
2854
2855 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2856 }
2857#endif
2719 else 2858 else
2720 { 2859 new_selection_text[ofs++] = *t++;
2721 int len = wctomb (str, *t++);
2722 if (len > 0)
2723 str += len;
2724 }
2725
2726 if (R->screen.tlen[row] != -1 && row != end_row)
2727 *str++ = '\n';
2728 } 2860 }
2729 2861
2730#ifndef NO_OLD_SELECTION 2862#if !ENABLE_MINIMAL
2731 if (R->selection_style == OLD_SELECT) 2863 if (selection.rect)
2732 if (end_col == R->TermWin.ncol)
2733 *str++ = '\n';
2734#endif
2735#ifndef NO_NEW_SELECTION
2736 if (R->selection_style != OLD_SELECT)
2737 if (end_col != R->selection.end.col)
2738 *str++ = '\n';
2739#endif
2740 *str = '\0';
2741
2742 i = str - (char *)new_selection_text;
2743 if (i == 0)
2744 { 2864 {
2865 while (ofs
2866 && new_selection_text[ofs - 1] != C0_LF
2867 && unicode::is_space (new_selection_text[ofs - 1]))
2868 --ofs;
2869
2870 new_selection_text[ofs++] = C0_LF;
2871 }
2872 else
2873#endif
2874 if (!ROW(row).is_longer ()
2875 && (row != selection.end.row || end_col != selection.end.col)
2876 && (row != selection.beg.row || selection.beg.col < ncol))
2877 new_selection_text[ofs++] = C0_LF;
2878 }
2879
2880 new_selection_text[ofs] = 0;
2881
2882 if (ofs == 0)
2883 {
2745 free (new_selection_text); 2884 free (new_selection_text);
2746 return; 2885 return;
2747 } 2886 }
2748 2887
2749 // due to MB_MAX_CUR, selection wastage is usually high
2750 if (str - (char *)new_selection_text > 1024)
2751 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2752
2753 R->selection.len = i;
2754 if (R->selection.text)
2755 free (R->selection.text); 2888 free (selection.text);
2756 2889
2757 R->selection.text = new_selection_text; 2890 // we usually allocate much more than necessary, so realloc it smaller again
2891 selection.len = ofs;
2892 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2758 2893
2759 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2894 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2760 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2895 return;
2761 rxvt_print_error("can't get primary selection"); 2896
2762 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2897 selection_grab (tm);
2763 PropModeReplace, R->selection.text, (int)R->selection.len); 2898}
2899
2900bool
2901rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2902{
2903 Atom sel;
2904
2905 if (!clipboard)
2906 {
2764 R->selection_time = tm; 2907 selection_time = tm;
2765 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2908 sel = XA_PRIMARY;
2909 }
2910 else
2911 {
2912 clipboard_time = tm;
2913 sel = xa[XA_CLIPBOARD];
2914 }
2915
2916 XSetSelectionOwner (dpy, sel, vt, tm);
2917 if (XGetSelectionOwner (dpy, sel) == vt)
2918 {
2919 display->set_selection_owner (this, clipboard);
2920 return true;
2921 }
2922 else
2923 {
2924 selection_clear (clipboard);
2925 return false;
2926 }
2927
2928#if 0
2929 XTextProperty ct;
2930
2931 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2932 {
2933 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2934 XFree (ct.value);
2935 }
2936#endif
2766} 2937}
2767 2938
2768/* ------------------------------------------------------------------------- */ 2939/* ------------------------------------------------------------------------- */
2769/* 2940/*
2770 * Mark or select text based upon number of clicks: 1, 2, or 3 2941 * Mark or select text based upon number of clicks: 1, 2, or 3
2771 * EXT: button 1 press 2942 * EXT: button 1 press
2772 */ 2943 */
2773/* EXTPROTO */
2774void 2944void
2775rxvt_selection_click(pR_ int clicks, int x, int y) 2945rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2776{ 2946{
2777 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2778
2779 clicks = ((clicks - 1) % 3) + 1; 2947 clicks = ((clicks - 1) % 3) + 1;
2780 R->selection.clicks = clicks; /* save clicks so extend will work */ 2948 selection.clicks = clicks; /* save clicks so extend will work */
2781 2949
2950 if (clicks == 2 && !selection.rect
2951 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2952 {
2953 MEvent.clicks = 1; // what a mess
2954 selection.screen = current_screen;
2955 selection.op = SELECTION_CONT;
2956 return;
2957 }
2958
2782 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2959 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2960
2783 if (clicks == 2 || clicks == 3) 2961 if (clicks == 2 || clicks == 3)
2784 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2962 selection_extend_colrow (selection.mark.col,
2785 R->selection.mark.row 2963 selection.mark.row - view_start,
2786 + R->TermWin.view_start,
2787 0, /* button 3 */ 2964 0, /* button 3 */
2788 1, /* button press */ 2965 1, /* button press */
2789 0); /* click change */ 2966 0); /* click change */
2790} 2967}
2791 2968
2792/* ------------------------------------------------------------------------- */ 2969/* ------------------------------------------------------------------------- */
2793/* 2970/*
2794 * Mark a selection at the specified col/row 2971 * Mark a selection at the specified col/row
2795 */ 2972 */
2796/* INTPROTO */
2797void 2973void
2798rxvt_selection_start_colrow(pR_ int col, int row) 2974rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2799{ 2975{
2800 R->want_refresh = 1; 2976 want_refresh = 1;
2977
2978 selection.mark.row = row + view_start;
2801 R->selection.mark.col = col; 2979 selection.mark.col = col;
2802 R->selection.mark.row = row - R->TermWin.view_start; 2980
2803 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2981 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2804 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2982 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2983
2984 while (selection.mark.col > 0
2985 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2805 MAX_IT(R->selection.mark.col, 0); 2986 --selection.mark.col;
2806 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2807 2987
2808 if (R->selection.op) { /* clear the old selection */ 2988 if (selection.op)
2989 {
2990 /* clear the old selection */
2809 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 2991 selection.beg.row = selection.end.row = selection.mark.row;
2810 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 2992 selection.beg.col = selection.end.col = selection.mark.col;
2811 } 2993 }
2994
2812 R->selection.op = SELECTION_INIT; 2995 selection.op = SELECTION_INIT;
2813 R->selection.screen = R->current_screen; 2996 selection.screen = current_screen;
2814} 2997}
2815 2998
2816/* ------------------------------------------------------------------------- */ 2999/* ------------------------------------------------------------------------- */
2817/* 3000/*
2818 * Word select: select text for 2 clicks 3001 * Word select: select text for 2 clicks
2819 * We now only find out the boundary in one direction 3002 * We now only find out the boundary in one direction
2820 */ 3003 */
2821 3004
2822/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3005/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2823#define DELIMIT_TEXT(x) \ 3006#define DELIMIT_TEXT(x) \
2824 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3007 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2825#ifdef MULTICHAR_SET
2826# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2827#else
2828# define DELIMIT_REND(x) 1 3008#define DELIMIT_REND(x) 1
2829#endif
2830 3009
2831/* INTPROTO */
2832void 3010void
2833rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3011rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2834{ 3012{
2835 int col, row, dirnadd, tcol, trow, w1, w2; 3013 int col, row, dirnadd, tcol, trow, w1, w2;
2836 row_col_t bound; 3014 row_col_t bound;
2837 text_t *stp; 3015 text_t *stp;
2838 rend_t *srp; 3016 rend_t *srp;
2839 3017
2840 if (dirn == UP) { 3018 if (dirn == UP)
2841 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3019 {
3020 bound.row = top_row - 1;
2842 bound.col = 0; 3021 bound.col = 0;
2843 dirnadd = -1; 3022 dirnadd = -1;
2844 } else { 3023 }
2845 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3024 else
3025 {
3026 bound.row = nrow;
2846 bound.col = R->TermWin.ncol - 1; 3027 bound.col = ncol - 1;
2847 dirnadd = 1; 3028 dirnadd = 1;
2848 } 3029 }
2849 row = mark->row + R->TermWin.saveLines; 3030
3031 row = mark->row;
2850 col = mark->col; 3032 col = max (mark->col, 0);
2851 MAX_IT(col, 0); 3033
2852/* find the edge of a word */ 3034 /* find the edge of a word */
2853 stp = &(R->screen.text[row][col]); 3035 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2854 w1 = DELIMIT_TEXT(*stp); 3036 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2855 3037
2856 if (R->selection_style != NEW_SELECT) { 3038 for (;;)
2857 if (w1 == 1) { 3039 {
3040 for (; col != bound.col; col += dirnadd)
3041 {
2858 stp += dirnadd; 3042 stp += dirnadd;
2859 if (DELIMIT_TEXT(*stp) == 1)
2860 goto Old_Word_Selection_You_Die;
2861 col += dirnadd;
2862 }
2863 w1 = 0;
2864 }
2865 srp = (&R->screen.rend[row][col]);
2866 w2 = DELIMIT_REND(*srp);
2867
2868 for (;;) {
2869 for (; col != bound.col; col += dirnadd) {
2870 stp += dirnadd; 3043 srp += dirnadd;
3044
3045 if (*stp == NOCHAR)
3046 continue;
3047
2871 if (DELIMIT_TEXT(*stp) != w1) 3048 if (DELIMIT_TEXT (*stp) != w1)
3049 break;
3050 if (DELIMIT_REND (*srp) != w2)
3051 break;
3052 }
3053
3054 if ((col == bound.col) && (row != bound.row))
3055 {
3056 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3057 {
3058 trow = row + dirnadd;
3059 tcol = dirn == UP ? ncol - 1 : 0;
3060
3061 if (!ROW(trow).t)
2872 break; 3062 break;
2873 srp += dirnadd; 3063
2874 if (DELIMIT_REND(*srp) != w2) 3064 stp = ROW(trow).t + tcol;
3065 srp = ROW(trow).r + tcol;
3066
3067 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2875 break; 3068 break;
2876 } 3069
2877 if ((col == bound.col) && (row != bound.row)) {
2878 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2879 trow = row + dirnadd;
2880 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2881 if (R->screen.text[trow] == NULL)
2882 break;
2883 stp = &(R->screen.text[trow][tcol]);
2884 srp = &(R->screen.rend[trow][tcol]);
2885 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2886 break;
2887 row = trow; 3070 row = trow;
2888 col = tcol; 3071 col = tcol;
2889 continue; 3072 continue;
2890 } 3073 }
2891 } 3074 }
2892 break; 3075 break;
2893 } 3076 }
2894 Old_Word_Selection_You_Die:
2895 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));
2896 3077
2897 if (dirn == DN) 3078 if (dirn == DN)
2898 col++; /* put us on one past the end */ 3079 col++; /* put us on one past the end */
2899 3080
2900/* Poke the values back in */ 3081 /* Poke the values back in */
2901 ret->row = row - R->TermWin.saveLines; 3082 ret->row = row;
2902 ret->col = col; 3083 ret->col = col;
2903} 3084}
2904 3085
2905/* ------------------------------------------------------------------------- */ 3086/* ------------------------------------------------------------------------- */
2906/* 3087/*
2907 * Extend the selection to the specified x/y pixel location 3088 * Extend the selection to the specified x/y pixel location
2908 * EXT: button 3 press; button 1 or 3 drag 3089 * EXT: button 3 press; button 1 or 3 drag
2909 * flag == 0 ==> button 1 3090 * flag == 0 ==> button 1
2910 * flag == 1 ==> button 3 press 3091 * flag == 1 ==> button 3 press
2911 * flag == 2 ==> button 3 motion 3092 * flag == 2 ==> button 3 motion
2912 */ 3093 */
2913/* EXTPROTO */
2914void 3094void
2915rxvt_selection_extend(pR_ int x, int y, int flag) 3095rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2916{ 3096{
2917 int col, row; 3097 int col = clamp (Pixel2Col (x), 0, ncol);
3098 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2918 3099
2919 col = Pixel2Col(x); 3100 /*
2920 row = Pixel2Row(y);
2921 MAX_IT(row, 0);
2922 MIN_IT(row, (int)R->TermWin.nrow - 1);
2923 MAX_IT(col, 0);
2924 MIN_IT(col, (int)R->TermWin.ncol);
2925#ifndef NO_NEW_SELECTION
2926/*
2927 * If we're selecting characters (single click) then we must check first 3101 * If we're selecting characters (single click) then we must check first
2928 * if we are at the same place as the original mark. If we are then 3102 * if we are at the same place as the original mark. If we are then
2929 * select nothing. Otherwise, if we're to the right of the mark, you have to 3103 * select nothing. Otherwise, if we're to the right of the mark, you have to
2930 * be _past_ a character for it to be selected. 3104 * be _past_ a character for it to be selected.
2931 */ 3105 */
2932 if (R->selection_style != OLD_SELECT) {
2933 if (((R->selection.clicks % 3) == 1) && !flag 3106 if (((selection.clicks % 3) == 1) && !flag
2934 && (col == R->selection.mark.col 3107 && (col == selection.mark.col
2935 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3108 && (row == selection.mark.row - view_start)))
3109 {
2936 /* select nothing */ 3110 /* select nothing */
2937 R->selection.beg.row = R->selection.end.row = 0; 3111 selection.beg.row = selection.end.row = 0;
2938 R->selection.beg.col = R->selection.end.col = 0; 3112 selection.beg.col = selection.end.col = 0;
2939 R->selection.clicks = 4; 3113 selection.clicks = 4;
2940 R->want_refresh = 1; 3114 want_refresh = 1;
2941 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2942 return; 3115 return;
2943 }
2944 } 3116 }
2945#endif 3117
2946 if (R->selection.clicks == 4) 3118 if (selection.clicks == 4)
2947 R->selection.clicks = 1; 3119 selection.clicks = 1;
3120
2948 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3121 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2949 flag == 1 ? 1 : 0, /* ? button press */ 3122 flag == 1 ? 1 : 0, /* ? button press */
2950 0); /* no click change */ 3123 0); /* no click change */
2951} 3124}
2952 3125
2953/* ------------------------------------------------------------------------- */ 3126/* ------------------------------------------------------------------------- */
2954/* 3127/*
2955 * Extend the selection to the specified col/row 3128 * Extend the selection to the specified col/row
2956 */ 3129 */
2957/* INTPROTO */
2958void 3130void
2959rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3131rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2960{ 3132{
2961 int16_t ncol = R->TermWin.ncol;
2962 int end_col;
2963 row_col_t pos; 3133 row_col_t pos;
2964 enum { 3134 enum {
2965 LEFT, RIGHT 3135 LEFT, RIGHT
2966 } closeto = RIGHT; 3136 } closeto = RIGHT;
2967 3137
2968 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));
2969 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));
2970
2971 R->want_refresh = 1; 3138 want_refresh = 1;
3139
2972 switch (R->selection.op) { 3140 switch (selection.op)
3141 {
2973 case SELECTION_INIT: 3142 case SELECTION_INIT:
2974 CLEAR_SELECTION(R); 3143 CLEAR_SELECTION ();
2975 R->selection.op = SELECTION_BEGIN; 3144 selection.op = SELECTION_BEGIN;
2976 /* FALLTHROUGH */ 3145 /* FALLTHROUGH */
2977 case SELECTION_BEGIN: 3146 case SELECTION_BEGIN:
2978 if (row != R->selection.mark.row || col != R->selection.mark.col 3147 if (row != selection.mark.row || col != selection.mark.col
2979 || (!button3 && buttonpress)) 3148 || (!button3 && buttonpress))
2980 R->selection.op = SELECTION_CONT; 3149 selection.op = SELECTION_CONT;
2981 break; 3150 break;
2982 case SELECTION_DONE: 3151 case SELECTION_DONE:
2983 R->selection.op = SELECTION_CONT; 3152 selection.op = SELECTION_CONT;
2984 /* FALLTHROUGH */ 3153 /* FALLTHROUGH */
2985 case SELECTION_CONT: 3154 case SELECTION_CONT:
2986 break; 3155 break;
2987 case SELECTION_CLEAR: 3156 case SELECTION_CLEAR:
2988 rxvt_selection_start_colrow(aR_ col, row); 3157 selection_start_colrow (col, row);
2989 /* FALLTHROUGH */ 3158 /* FALLTHROUGH */
2990 default: 3159 default:
2991 return; 3160 return;
2992 } 3161 }
3162
2993 if (R->selection.beg.col == R->selection.end.col 3163 if (selection.beg.col == selection.end.col
2994 && R->selection.beg.col != R->selection.mark.col 3164 && selection.beg.col != selection.mark.col
2995 && R->selection.beg.row == R->selection.end.row 3165 && selection.beg.row == selection.end.row
2996 && R->selection.beg.row != R->selection.mark.row) { 3166 && selection.beg.row != selection.mark.row)
3167 {
2997 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3168 selection.beg.col = selection.end.col = selection.mark.col;
2998 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3169 selection.beg.row = selection.end.row = selection.mark.row;
2999 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));
3000 } 3170 }
3001 3171
3002 pos.col = col; 3172 pos.col = col;
3003 pos.row = row; 3173 pos.row = view_start + row;
3004 3174
3005 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3175 /*
3006 3176 * This is mainly xterm style selection with a couple of differences, mainly
3007#ifndef NO_OLD_SELECTION 3177 * in the way button3 drag extension works.
3008/* 3178 * We're either doing: button1 drag; button3 press; or button3 drag
3009 * This mimics some of the selection behaviour of version 2.20 and before. 3179 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3010 * There are no ``selection modes'', button3 is always character extension. 3180 * is always at the left/right edge of the selection.
3011 * Note: button3 drag is always available, c.f. v2.20 3181 * b) button3 press: extend/contract character/word/line at whichever edge of
3012 * Selection always terminates (left or right as appropriate) at the mark. 3182 * the selection we are closest to.
3183 * c) button3 drag : extend/contract character/word/line - we select around
3184 * a point/word/line which is either the start or end of the selection
3185 * and it was decided by whichever point/word/line was `fixed' at the
3186 * time of the most recent button3 press
3013 */ 3187 */
3014 if (R->selection_style == OLD_SELECT) { 3188 if (button3 && buttonpress)
3015 if (R->selection.clicks == 1 || button3) { 3189 {
3016 if (R->hate_those_clicks) { 3190 /* button3 press */
3017 R->hate_those_clicks = 0; 3191 /*
3018 if (R->selection.clicks == 1) { 3192 * first determine which edge of the selection we are closest to
3019 R->selection.beg.row = R->selection.mark.row; 3193 */
3020 R->selection.beg.col = R->selection.mark.col; 3194 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3021 } else { 3195 || (!ROWCOL_IS_AFTER (pos, selection.end)
3196 && (((pos.col - selection.beg.col)
3197 + ((pos.row - selection.beg.row) * ncol))
3198 < ((selection.end.col - pos.col)
3199 + ((selection.end.row - pos.row) * ncol)))))
3200 closeto = LEFT;
3201
3202 if (closeto == LEFT)
3203 {
3204 selection.beg.row = pos.row;
3205 selection.beg.col = pos.col;
3206 selection.mark.row = selection.end.row;
3207 selection.mark.col = selection.end.col - (selection.clicks == 2);
3208 }
3209 else
3210 {
3211 selection.end.row = pos.row;
3212 selection.end.col = pos.col;
3022 R->selection.mark.row = R->selection.beg.row; 3213 selection.mark.row = selection.beg.row;
3023 R->selection.mark.col = R->selection.beg.col; 3214 selection.mark.col = selection.beg.col;
3215 }
3216 }
3217 else
3218 {
3219 /* button1 drag or button3 drag */
3220 if (ROWCOL_IS_AFTER (selection.mark, pos))
3221 {
3222 if (selection.mark.row == selection.end.row
3223 && selection.mark.col == selection.end.col
3224 && clickchange
3225 && selection.clicks == 2)
3226 selection.mark.col--;
3227
3228 selection.beg.row = pos.row;
3229 selection.beg.col = pos.col;
3230 selection.end.row = selection.mark.row;
3231 selection.end.col = selection.mark.col + (selection.clicks == 2);
3232 }
3233 else
3234 {
3235 selection.beg.row = selection.mark.row;
3236 selection.beg.col = selection.mark.col;
3237 selection.end.row = pos.row;
3238 selection.end.col = pos.col;
3239 }
3240 }
3241
3242 if (selection.clicks == 1)
3243 {
3244 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3245 && !ROW(selection.beg.row).is_longer ()
3246#if !ENABLE_MINIMAL
3247 && !selection.rect
3248#endif
3249 )
3250 selection.beg.col = ncol;
3251
3252 if (
3253 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3254 && !ROW(selection.end.row).is_longer ()
3255#if !ENABLE_MINIMAL
3256 && !selection.rect
3257#endif
3258 )
3259 selection.end.col = ncol;
3260 }
3261 else if (selection.clicks == 2)
3262 {
3263 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3264 selection.end.col--;
3265
3266 selection_delimit_word (UP, &selection.beg, &selection.beg);
3267 selection_delimit_word (DN, &selection.end, &selection.end);
3268 }
3269 else if (selection.clicks == 3)
3270 {
3271#if ENABLE_FRILLS
3272 if (option (Opt_tripleclickwords))
3273 {
3274 selection_delimit_word (UP, &selection.beg, &selection.beg);
3275
3276 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3277 {
3278 if (!ROW(end_row).is_longer ())
3279 {
3280 selection.end.row = end_row;
3281 selection.end.col = ROW(end_row).l;
3282# if !ENABLE_MINIMAL
3283 selection_remove_trailing_spaces ();
3284# endif
3285 break;
3024 } 3286 }
3025 } 3287 }
3026 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3027 R->selection.end.row = R->selection.mark.row;
3028 R->selection.end.col = R->selection.mark.col + 1;
3029 R->selection.beg.row = pos.row;
3030 R->selection.beg.col = pos.col;
3031 } else {
3032 R->selection.beg.row = R->selection.mark.row;
3033 R->selection.beg.col = R->selection.mark.col;
3034 R->selection.end.row = pos.row;
3035 R->selection.end.col = pos.col + 1;
3036 } 3288 }
3037 } else if (R->selection.clicks == 2) { 3289 else
3038 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3290#endif
3039 &(R->selection.beg)); 3291 {
3040 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3292 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3041 &(R->selection.end)); 3293 selection.mark.col++;
3042 R->hate_those_clicks = 1; 3294
3043 } else if (R->selection.clicks == 3) {
3044 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3045 R->selection.beg.col = 0; 3295 selection.beg.col = 0;
3046 R->selection.end.col = ncol; 3296 selection.end.col = ncol;
3047 R->hate_those_clicks = 1; 3297
3048 } 3298 // select a complete logical line
3049 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)); 3299 while (selection.beg.row > -saveLines
3050 return; 3300 && ROW(selection.beg.row - 1).is_longer ())
3051 } 3301 selection.beg.row--;
3052#endif /* ! NO_OLD_SELECTION */ 3302
3053#ifndef NO_NEW_SELECTION 3303 while (selection.end.row < nrow
3054/* selection_style must not be OLD_SELECT to get here */ 3304 && ROW(selection.end.row).is_longer ())
3055/* 3305 selection.end.row++;
3056 * This is mainly xterm style selection with a couple of differences, mainly
3057 * in the way button3 drag extension works.
3058 * We're either doing: button1 drag; button3 press; or button3 drag
3059 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3060 * is always at the left/right edge of the R->selection.
3061 * b) button3 press: extend/contract character/word/line at whichever edge of
3062 * the selection we are closest to.
3063 * c) button3 drag : extend/contract character/word/line - we select around
3064 * a point/word/line which is either the start or end of the selection
3065 * and it was decided by whichever point/word/line was `fixed' at the
3066 * time of the most recent button3 press
3067 */
3068 if (button3 && buttonpress) { /* button3 press */
3069 /* 3306 }
3070 * first determine which edge of the selection we are closest to 3307 }
3071 */ 3308
3072 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3309 if (button3 && buttonpress)
3073 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3310 {
3074 && (((pos.col - R->selection.beg.col) 3311 /* mark may need to be changed */
3075 + ((pos.row - R->selection.beg.row) * ncol))
3076 < ((R->selection.end.col - pos.col)
3077 + ((R->selection.end.row - pos.row) * ncol)))))
3078 closeto = LEFT;
3079 if (closeto == LEFT) { 3312 if (closeto == LEFT)
3080 R->selection.beg.row = pos.row; 3313 {
3081 R->selection.beg.col = pos.col;
3082 R->selection.mark.row = R->selection.end.row; 3314 selection.mark.row = selection.end.row;
3083 R->selection.mark.col = R->selection.end.col 3315 selection.mark.col = selection.end.col - (selection.clicks == 2);
3084 - (R->selection.clicks == 2); 3316 }
3085 } else { 3317 else
3086 R->selection.end.row = pos.row; 3318 {
3087 R->selection.end.col = pos.col;
3088 R->selection.mark.row = R->selection.beg.row; 3319 selection.mark.row = selection.beg.row;
3089 R->selection.mark.col = R->selection.beg.col; 3320 selection.mark.col = selection.beg.col;
3090 }
3091 } else { /* button1 drag or button3 drag */
3092 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3093 if ((R->selection.mark.row == R->selection.end.row)
3094 && (R->selection.mark.col == R->selection.end.col)
3095 && clickchange && R->selection.clicks == 2)
3096 R->selection.mark.col--;
3097 R->selection.beg.row = pos.row;
3098 R->selection.beg.col = pos.col;
3099 R->selection.end.row = R->selection.mark.row;
3100 R->selection.end.col = R->selection.mark.col
3101 + (R->selection.clicks == 2);
3102 } else {
3103 R->selection.beg.row = R->selection.mark.row;
3104 R->selection.beg.col = R->selection.mark.col;
3105 R->selection.end.row = pos.row;
3106 R->selection.end.col = pos.col;
3107 }
3108 }
3109
3110 if (R->selection.clicks == 1) {
3111 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3112 if (end_col != -1 && R->selection.beg.col > end_col) {
3113#if 1
3114 R->selection.beg.col = ncol;
3115#else
3116 if (R->selection.beg.row != R->selection.end.row)
3117 R->selection.beg.col = ncol;
3118 else
3119 R->selection.beg.col = R->selection.mark.col;
3120#endif
3121 }
3122 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3123 if (end_col != -1 && R->selection.end.col > end_col)
3124 R->selection.end.col = ncol;
3125
3126 } else if (R->selection.clicks == 2) {
3127 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3128 R->selection.end.col--;
3129 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3130 &(R->selection.beg));
3131 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3132 &(R->selection.end));
3133 } else if (R->selection.clicks == 3) {
3134#ifndef NO_FRILLS
3135 if ((R->Options & Opt_tripleclickwords)) {
3136 int end_row;
3137
3138 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3139 &(R->selection.beg));
3140 end_row = R->screen.tlen[R->selection.mark.row
3141 + R->TermWin.saveLines];
3142 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3143 end_row++) {
3144 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3145 if (end_col != -1) {
3146 R->selection.end.row = end_row;
3147 R->selection.end.col = end_col;
3148 rxvt_selection_remove_trailing_spaces(aR);
3149 break;
3150 }
3151 }
3152 } else
3153#endif
3154 { 3321 }
3155 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3156 R->selection.mark.col++;
3157 R->selection.beg.col = 0;
3158 R->selection.end.col = ncol;
3159 }
3160 } 3322 }
3161 if (button3 && buttonpress) { /* mark may need to be changed */
3162 if (closeto == LEFT) {
3163 R->selection.mark.row = R->selection.end.row;
3164 R->selection.mark.col = R->selection.end.col
3165 - (R->selection.clicks == 2);
3166 } else {
3167 R->selection.mark.row = R->selection.beg.row;
3168 R->selection.mark.col = R->selection.beg.col;
3169 }
3170 }
3171 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));
3172#endif /* ! NO_NEW_SELECTION */
3173}
3174 3323
3175#ifndef NO_FRILLS 3324#if !ENABLE_MINIMAL
3176/* INTPROTO */ 3325 if (selection.rect && selection.beg.col > selection.end.col)
3326 ::swap (selection.beg.col, selection.end.col);
3327#endif
3328}
3329
3330#if !ENABLE_MINIMAL
3177void 3331void
3178rxvt_selection_remove_trailing_spaces(pR) 3332rxvt_term::selection_remove_trailing_spaces () NOTHROW
3179{ 3333{
3180 int32_t end_col, end_row; 3334 int32_t end_col, end_row;
3181 text_t *stp; 3335 text_t *stp;
3182 3336
3183 end_col = R->selection.end.col; 3337 end_col = selection.end.col;
3184 end_row = R->selection.end.row; 3338 end_row = selection.end.row;
3339
3185 for ( ; end_row >= R->selection.beg.row; ) { 3340 for (; end_row >= selection.beg.row; )
3186 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3341 {
3342 stp = ROW(end_row).t;
3343
3187 while (--end_col >= 0) { 3344 while (--end_col >= 0)
3188 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3189 break;
3190 } 3345 {
3191 if (end_col >= 0 3346 if (stp[end_col] != NOCHAR
3192 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3347 && !unicode::is_space (stp[end_col]))
3193 R->selection.end.col = end_col + 1;
3194 R->selection.end.row = end_row;
3195 break; 3348 break;
3196 } 3349 }
3350
3351 if (end_col >= 0
3352 || !ROW(end_row - 1).is_longer ())
3353 {
3354 selection.end.col = end_col + 1;
3355 selection.end.row = end_row;
3356 break;
3357 }
3358
3197 end_row--; 3359 end_row--;
3198 end_col = R->TermWin.ncol; 3360 end_col = ncol;
3199 } 3361 }
3362
3200 if (R->selection.mark.row > R->selection.end.row) { 3363 if (selection.mark.row > selection.end.row)
3364 {
3201 R->selection.mark.row = R->selection.end.row; 3365 selection.mark.row = selection.end.row;
3202 R->selection.mark.col = R->selection.end.col; 3366 selection.mark.col = selection.end.col;
3367 }
3203 } else if (R->selection.mark.row == R->selection.end.row 3368 else if (selection.mark.row == selection.end.row
3204 && R->selection.mark.col > R->selection.end.col) 3369 && selection.mark.col > selection.end.col)
3205 R->selection.mark.col = R->selection.end.col; 3370 selection.mark.col = selection.end.col;
3206} 3371}
3207#endif 3372#endif
3208 3373
3209/* ------------------------------------------------------------------------- */ 3374/* ------------------------------------------------------------------------- */
3210/* 3375/*
3211 * Double click on button 3 when already selected 3376 * Double click on button 3 when already selected
3212 * EXT: button 3 double click 3377 * EXT: button 3 double click
3213 */ 3378 */
3214/* EXTPROTO */
3215void 3379void
3216rxvt_selection_rotate(pR_ int x, int y) 3380rxvt_term::selection_rotate (int x, int y) NOTHROW
3217{ 3381{
3218 R->selection.clicks = R->selection.clicks % 3 + 1; 3382 selection.clicks = selection.clicks % 3 + 1;
3219 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3383 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3220} 3384}
3221
3222/* ------------------------------------------------------------------------- */
3223/*
3224 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3225 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3226 * the X11 protocol.
3227 */
3228typedef CARD32 Atom32;
3229 3385
3230/* ------------------------------------------------------------------------- */ 3386/* ------------------------------------------------------------------------- */
3231/* 3387/*
3232 * Respond to a request for our current selection 3388 * Respond to a request for our current selection
3233 * EXT: SelectionRequest 3389 * EXT: SelectionRequest
3234 */ 3390 */
3235/* EXTPROTO */
3236void 3391void
3237rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3392rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3238{ 3393{
3394 Atom property = rq.property == None ? rq.target : rq.property;
3239 XSelectionEvent ev; 3395 XSelectionEvent ev;
3396
3397 ev.type = SelectionNotify;
3398 ev.property = None;
3399 ev.display = rq.display;
3400 ev.requestor = rq.requestor;
3401 ev.selection = rq.selection;
3402 ev.target = rq.target;
3403 ev.time = rq.time;
3404
3405 if (rq.target == xa[XA_TARGETS])
3406 {
3407 Atom target_list[6];
3408 Atom *target = target_list;
3409
3410 *target++ = xa[XA_TARGETS];
3411 *target++ = xa[XA_TIMESTAMP];
3412 *target++ = XA_STRING;
3413 *target++ = xa[XA_TEXT];
3414 *target++ = xa[XA_COMPOUND_TEXT];
3415#if X_HAVE_UTF8_STRING
3416 *target++ = xa[XA_UTF8_STRING];
3417#endif
3418
3419 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3420 32, PropModeReplace,
3421 (unsigned char *)target_list, target - target_list);
3422 ev.property = property;
3423 }
3424#if TODO // TODO
3425 else if (rq.target == xa[XA_MULTIPLE])
3426 {
3427 /* TODO: Handle MULTIPLE */
3428 }
3429#endif
3430 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3431 {
3432 XChangeProperty (dpy, rq.requestor, property, rq.target,
3433 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3434 ev.property = property;
3435 }
3436 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3437 {
3438 XChangeProperty (dpy, rq.requestor, property, rq.target,
3439 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3440 ev.property = property;
3441 }
3442 else if (rq.target == XA_STRING
3443 || rq.target == xa[XA_TEXT]
3444 || rq.target == xa[XA_COMPOUND_TEXT]
3445 || rq.target == xa[XA_UTF8_STRING]
3446 )
3447 {
3448 XTextProperty ct;
3449 Atom target = rq.target;
3450 short freect = 0;
3451 int selectlen;
3452 wchar_t *cl;
3453 enum {
3454 enc_string = XStringStyle,
3455 enc_text = XStdICCTextStyle,
3456 enc_compound_text = XCompoundTextStyle,
3457#ifdef X_HAVE_UTF8_STRING
3458 enc_utf8 = XUTF8StringStyle,
3459#else
3460 enc_utf8 = -1,
3461#endif
3462 } style;
3463
3464 if (target == XA_STRING)
3465 // we actually don't do XA_STRING, but who cares, as i18n clients
3466 // will ask for another format anyways.
3467 style = enc_string;
3468 else if (target == xa[XA_TEXT])
3469 style = enc_text;
3470 else if (target == xa[XA_COMPOUND_TEXT])
3471 style = enc_compound_text;
3472#if !ENABLE_MINIMAL
3473 else if (target == xa[XA_UTF8_STRING])
3474 style = enc_utf8;
3475#endif
3476 else
3477 {
3478 target = xa[XA_COMPOUND_TEXT];
3479 style = enc_compound_text;
3480 }
3481
3482 if (rq.selection == XA_PRIMARY && selection.text)
3483 {
3484 cl = selection.text;
3485 selectlen = selection.len;
3486 }
3487 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3488 {
3489 cl = selection.clip_text;
3490 selectlen = selection.clip_len;
3491 }
3492 else
3493 {
3494 cl = L"";
3495 selectlen = 0;
3496 }
3497
3498#if !ENABLE_MINIMAL
3499 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3500 // so recode it manually
3501 if (style == enc_utf8)
3502 {
3503 freect = 1;
3504 ct.encoding = target;
3505 ct.format = 8;
3506 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3507 ct.nitems = strlen ((char *)ct.value);
3508 }
3509 else
3510#endif
3511 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3512 freect = 1;
3513 else
3514 {
3515 /* if we failed to convert then send it raw */
3516 ct.value = (unsigned char *)cl;
3517 ct.nitems = selectlen;
3518 ct.encoding = target;
3519 }
3520
3521 XChangeProperty (dpy, rq.requestor, property,
3522 ct.encoding, 8, PropModeReplace,
3523 ct.value, (int)ct.nitems);
3524 ev.property = property;
3525
3526 if (freect)
3527 XFree (ct.value);
3528 }
3529
3530 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3531}
3532
3533/* ------------------------------------------------------------------------- */
3240#ifdef USE_XIM 3534#ifdef USE_XIM
3241 Atom32 target_list[4]; 3535void
3242#else 3536rxvt_term::im_set_position (XPoint &pos) NOTHROW
3243 Atom32 target_list[3]; 3537{
3244#endif 3538 XWindowAttributes xwa;
3245 Atom target;
3246 XTextProperty ct;
3247 XICCEncodingStyle style;
3248 char *cl[2], dummy[1];
3249 3539
3250 ev.type = SelectionNotify; 3540 XGetWindowAttributes (dpy, vt, &xwa);
3251 ev.property = None;
3252 ev.display = rq->display;
3253 ev.requestor = rq->requestor;
3254 ev.selection = rq->selection;
3255 ev.target = rq->target;
3256 ev.time = rq->time;
3257 3541
3258 if (rq->target == R->xa[XA_TARGETS]) { 3542 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3259 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3543 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3260 target_list[1] = (Atom32) XA_STRING; 3544}
3261 target_list[2] = (Atom32) R->xa[XA_TEXT];
3262#ifdef USE_XIM
3263 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3264#endif 3545#endif
3265 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3266 (8 * sizeof(target_list[0])), PropModeReplace,
3267 (unsigned char *)target_list,
3268 (sizeof(target_list) / sizeof(target_list[0])));
3269 ev.property = rq->property;
3270 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3271 /* TODO: Handle MULTIPLE */
3272 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3273 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3274 (8 * sizeof(Time)), PropModeReplace,
3275 (unsigned char *)&R->selection_time, 1);
3276 ev.property = rq->property;
3277 } else if (rq->target == XA_STRING
3278 || rq->target == R->xa[XA_COMPOUND_TEXT]
3279 || rq->target == R->xa[XA_TEXT]) {
3280#ifdef USE_XIM
3281 short freect = 0;
3282#endif
3283 int selectlen;
3284 3546
3285#ifdef USE_XIM 3547#if ENABLE_OVERLAY
3286 if (rq->target != XA_STRING) { 3548void
3287 target = R->xa[XA_COMPOUND_TEXT]; 3549rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3288 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3550{
3289 ? XCompoundTextStyle : XStdICCTextStyle; 3551 if (nrow < 1 || ncol < 1)
3290 } else 3552 return;
3291#endif 3553
3292 { 3554 want_refresh = 1;
3293 target = XA_STRING; 3555
3294 style = XStringStyle; 3556 scr_overlay_off ();
3295 } 3557
3296 if (R->selection.text) { 3558 if (x < 0) x = ncol - w;
3297 cl[0] = (char *)R->selection.text; 3559 if (y < 0) y = nrow - h;
3298 selectlen = R->selection.len; 3560
3299 } else { 3561 // make space for border
3300 cl[0] = dummy; 3562 w += 2; min_it (w, ncol);
3301 *dummy = '\0'; 3563 h += 2; min_it (h, nrow);
3302 selectlen = 0; 3564
3303 } 3565 x -= 1; clamp_it (x, 0, ncol - w);
3304#ifdef USE_XIM 3566 y -= 1; clamp_it (y, 0, nrow - h);
3305 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3567
3306 == Success) /* if we failed to convert then send it raw */ 3568 ov.x = x; ov.y = y;
3307 freect = 1; 3569 ov.w = w; ov.h = h;
3570
3571 ov.text = new text_t *[h];
3572 ov.rend = new rend_t *[h];
3573
3574 for (y = 0; y < h; y++)
3575 {
3576 text_t *tp = ov.text[y] = new text_t[w];
3577 rend_t *rp = ov.rend[y] = new rend_t[w];
3578
3579 text_t t0, t1, t2;
3580 rend_t r = OVERLAY_RSTYLE;
3581
3582 if (y == 0)
3583 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3584 else if (y < h - 1)
3585 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3308 else 3586 else
3309#endif 3587 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3310 { 3588
3311 ct.value = (unsigned char *)cl[0]; 3589 *tp++ = t0;
3312 ct.nitems = selectlen; 3590 *rp++ = r;
3591
3592 for (x = w - 2; x > 0; --x)
3313 } 3593 {
3314 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3594 *tp++ = t1;
3315 target, 8, PropModeReplace, 3595 *rp++ = r;
3316 ct.value, (int)ct.nitems); 3596 }
3317 ev.property = rq->property; 3597
3318#ifdef USE_XIM 3598 *tp = t2;
3319 if (freect) 3599 *rp = r;
3320 XFree(ct.value); 3600 }
3321#endif 3601}
3602
3603void
3604rxvt_term::scr_overlay_off () NOTHROW
3605{
3606 if (!ov.text)
3607 return;
3608
3609 want_refresh = 1;
3610
3611 for (int y = 0; y < ov.h; y++)
3322 } 3612 {
3323 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3613 delete [] ov.text[y];
3614 delete [] ov.rend[y];
3615 }
3616
3617 delete [] ov.text; ov.text = 0;
3618 delete [] ov.rend; ov.rend = 0;
3324} 3619}
3325 3620
3621void
3622rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3623{
3624 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3625 return;
3626
3627 x++, y++;
3628
3629 ov.text[y][x] = text;
3630 ov.rend[y][x] = rend;
3631}
3632
3633void
3634rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3635{
3636 while (*s)
3637 scr_overlay_set (x++, y, *s++);
3638}
3639
3640void
3641rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3642{
3643 while (*s)
3644 {
3645 text_t t = *s++;
3646 int width = WCWIDTH (t);
3647
3648 while (width--)
3649 {
3650 scr_overlay_set (x++, y, t);
3651 t = NOCHAR;
3652 }
3653 }
3654}
3655
3656void
3657rxvt_term::scr_swap_overlay () NOTHROW
3658{
3659 if (!ov.text)
3660 return;
3661
3662 // hide cursor if it is within the overlay area
3663 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3664 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3665 screen.flags &= ~Screen_VisibleCursor;
3666
3667 // swap screen mem with overlay
3668 for (int y = ov.h; y--; )
3669 {
3670 text_t *t1 = ov.text[y];
3671 rend_t *r1 = ov.rend[y];
3672
3673 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3674 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3675
3676 for (int x = ov.w; x--; )
3677 {
3678 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3679 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3680 }
3681 }
3682}
3683
3684#endif
3326/* ------------------------------------------------------------------------- * 3685/* ------------------------------------------------------------------------- */
3327 * MOUSE ROUTINES *
3328 * ------------------------------------------------------------------------- */
3329 3686
3330/*
3331 * return col/row values corresponding to x/y pixel values
3332 */
3333/* EXTPROTO */
3334void
3335rxvt_pixel_position(pR_ int *x, int *y)
3336{
3337 *x = Pixel2Col(*x);
3338/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3339 *y = Pixel2Row(*y);
3340/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3341}
3342/* ------------------------------------------------------------------------- */
3343#ifdef USE_XIM
3344/* EXTPROTO */
3345void
3346rxvt_setPosition(pR_ XPoint *pos)
3347{
3348 XWindowAttributes xwa;
3349
3350 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3351 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3352 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3353 - R->TermWin.lineSpace;
3354}
3355#endif
3356/* ------------------------------------------------------------------------- */
3357
3358/* ------------------------------------------------------------------------- *
3359 * DEBUG ROUTINES *
3360 * ------------------------------------------------------------------------- */
3361#if 0
3362/* INTPROTO */
3363void
3364rxvt_debug_colors(void)
3365{
3366 int color;
3367 const char *name[] = {
3368 "fg", "bg",
3369 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3370 };
3371
3372 fprintf(stderr, "Color ( ");
3373 if (R->rstyle & RS_RVid)
3374 fprintf(stderr, "rvid ");
3375 if (R->rstyle & RS_Bold)
3376 fprintf(stderr, "bold ");
3377 if (R->rstyle & RS_Blink)
3378 fprintf(stderr, "blink ");
3379 if (R->rstyle & RS_Uline)
3380 fprintf(stderr, "uline ");
3381 fprintf(stderr, "): ");
3382
3383 color = GET_FGCOLOR(R->rstyle);
3384#ifndef NO_BRIGHTCOLOR
3385 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3386 color -= (minBrightCOLOR - minCOLOR);
3387 fprintf(stderr, "bright ");
3388 }
3389#endif
3390 fprintf(stderr, "%s on ", name[color]);
3391
3392 color = GET_BGCOLOR(R->rstyle);
3393#ifndef NO_BRIGHTCOLOR
3394 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3395 color -= (minBrightCOLOR - minCOLOR);
3396 fprintf(stderr, "bright ");
3397 }
3398#endif
3399 fprintf(stderr, "%s\n", name[color]);
3400}
3401#endif

Diff Legend

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