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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.4 by pcg, Tue Nov 25 15:25:17 2003 UTC vs.
Revision 1.345 by sf-exg, Sat Jul 24 10:20:26 2010 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.4 2003/11/25 15:25:17 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
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 seperate 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 43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
48#define TABSIZE 8 /* default tab size */ 45#define TABSIZE 8 /* default tab size */
49 46
50/* ------------------------------------------------------------------------- * 47/* ------------------------------------------------------------------------- *
51 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
52 * ------------------------------------------------------------------------- */ 49 * ------------------------------------------------------------------------- */
53#define ZERO_SCROLLBACK(R) \ 50#define ZERO_SCROLLBACK() \
54 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 51 if (option (Opt_scrollTtyOutput)) \
55 (R)->TermWin.view_start = 0 52 view_start = 0
56#define CLEAR_SELECTION(R) \ 53#define CLEAR_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 54 selection.beg.row = selection.beg.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
59#define CLEAR_ALL_SELECTION(R) \ 56#define CLEAR_ALL_SELECTION() \
60 (R)->selection.beg.row = (R)->selection.beg.col \ 57 selection.beg.row = selection.beg.col \
61 = (R)->selection.mark.row = (R)->selection.mark.col \ 58 = selection.mark.row = selection.mark.col \
62 = (R)->selection.end.row = (R)->selection.end.col = 0 59 = selection.end.row = selection.end.col = 0
63 60
64#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
65 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 62 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
66#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
67 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 64 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
68#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) > (D))) 66 (((A) == (C)) && ((B) > (D)))
70#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
71 (((A) == (C)) && ((B) >= (D))) 68 (((A) == (C)) && ((B) >= (D)))
72#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) < (D))) 70 (((A) == (C)) && ((B) < (D)))
74#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 71#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
75 (((A) == (C)) && ((B) <= (D))) 72 (((A) == (C)) && ((B) <= (D)))
76 73
77/* these must be row_col_t */ 74/* these must be row_col_t */
78#define ROWCOL_IS_AFTER(X, Y) \ 75#define ROWCOL_IS_AFTER(X, Y) \
79 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IS_BEFORE(X, Y) \ 77#define ROWCOL_IS_BEFORE(X, Y) \
81 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AFTER(X, Y) \
83 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 83#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) 84 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) \ 85#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) 86 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
90 87
91/* 88/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 89 * 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 */ 90 */
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) \ 91#define CLEAR_CHARS(x, y, num) \
105 if (R->TermWin.mapped) \ 92 if (mapped) \
106 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 93 XClearArea (dpy, vt, x, y, \
107 (unsigned int)Width2Pixel(num), \ 94 (unsigned int)Width2Pixel (num), \
108 (unsigned int)Height2Pixel(1), False) 95 (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 96
116/* ------------------------------------------------------------------------- * 97/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 98 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 99 * ------------------------------------------------------------------------- */
100
119/* Fill part/all of a line with blanks. */ 101/* Fill part/all of a line with blanks. */
120/* INTPROTO */
121void 102void
122rxvt_blank_line(pR_ text_t *et, rend_t *er, unsigned int width, rend_t efs) 103rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
123{ 104{
124 efs &= ~RS_baseattrMask; 105 if (!l.t)
106 {
107 lalloc (l);
108 col = 0;
109 width = ncol;
110 }
111
112 l.touch ();
113
114 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
125 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 115 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
126 116
117 text_t *et = l.t + col;
118 rend_t *er = l.r + col;
119
127 while (width--) 120 while (width--)
128 { 121 {
129 *et++ = ' '; 122 *et++ = ' ';
130 *er++ = efs; 123 *er++ = efs;
131 } 124 }
132} 125}
133 126
134/* ------------------------------------------------------------------------- */ 127/* ------------------------------------------------------------------------- */
135/* Fill a full line with blanks - make sure it is allocated first */ 128/* Fill a full line with blanks - make sure it is allocated first */
136/* INTPROTO */
137void 129void
138rxvt_blank_screen_mem(pR_ text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 130rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
139{ 131{
140 int width = R->TermWin.ncol; 132 scr_blank_line (l, 0, ncol, efs);
141 rend_t *er;
142 133
143#ifdef DEBUG_STRICT 134 l.l = 0;
144 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 135 l.f = 0;
145#endif 136}
146 if (tp[row] == NULL) { 137
147 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width); 138// nuke a single wide character at the given column
148 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width); 139void
149 } 140rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
150 rxvt_blank_line (aR_ tp[row], rp[row], width, efs); 141{
142 // find begin
143 while (col > 0 && l.t[col] == NOCHAR)
144 col--;
145
146 rend_t rend = l.r[col] & ~RS_baseattrMask;
147 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
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 view_start = 0;
161 total_rows, prev_total_rows;
162 unsigned int p, q;
163 int k;
164 rend_t setrstyle;
165
166 D_SCREEN((stderr, "rxvt_scr_reset()"));
167
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R);
170 R->num_scr = 0; 165 num_scr = 0;
171 166
172 prev_ncol = R->prev_ncol; 167 if (ncol == 0)
173 prev_nrow = R->prev_nrow; 168 ncol = 80;
174 if (R->TermWin.ncol == 0) 169
175 R->TermWin.ncol = 80; 170 if (nrow == 0)
176 if (R->TermWin.nrow == 0) 171 nrow = 24;
177 R->TermWin.nrow = 24; 172
178 ncol = R->TermWin.ncol;
179 nrow = R->TermWin.nrow;
180 if (ncol == prev_ncol && nrow == prev_nrow) 173 if (ncol == prev_ncol && nrow == prev_nrow)
181 return; 174 return;
182 175
176 // we need at least two lines for wrapping to work correctly
177 while (nrow + saveLines < 2)
178 {
179 //TODO//FIXME
180 saveLines++;
181 prev_nrow--;
182 top_row--;
183 }
184
183 R->want_refresh = 1; 185 want_refresh = 1;
184 186
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 187 int prev_total_rows = prev_nrow + saveLines;
188 total_rows = nrow + saveLines;
187 189
188 R->screen.tscroll = 0; 190 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 191 screen.bscroll = nrow - 1;
190 192
191 if (prev_nrow == 0) { 193 if (!row_buf)
192/* 194 {
195 /*
193 * A: first time called so just malloc everything : don't rely on realloc 196 * 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 197 */
195 */ 198 top_row = 0;
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 199 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 *));
200 200
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 201 talloc = new rxvt_salloc (ncol * sizeof (text_t));
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 202 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
203 203
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 204 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
205 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 205 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 206 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208 207
209 for (p = 0; p < nrow; p++) { 208 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 } 209 {
210 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
211 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
212 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
213 }
214
219 MEMSET(R->charsets, 'B', sizeof(R->charsets)); 215 memset (charsets, 'B', sizeof (charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->rstyle = DEFAULT_RSTYLE; 216 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 217 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 218 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 219 screen.charset = 0;
225 R->current_screen = PRIMARY; 220 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 221 scr_cursor (SAVE);
222
227#if NSCREENS 223#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 224 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 225 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 226 swap.charset = 0;
231 R->current_screen = SECONDARY; 227 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 228 scr_cursor (SAVE);
233 R->current_screen = PRIMARY; 229 current_screen = PRIMARY;
234#endif 230#endif
231
235 R->selection.text = NULL; 232 selection.text = NULL;
236 R->selection.len = 0; 233 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 234 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 235 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 236 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 237 selection.clip_text = NULL;
241 R->rvideo = 0; 238 selection.clip_len = 0;
242 239 }
243 } else { 240 else
244/* 241 {
242 /*
245 * B1: add or delete rows as appropriate 243 * add or delete rows as appropriate
246 */ 244 */
247 setrstyle = DEFAULT_RSTYLE;
248 245
246 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
247 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
248
249#if 0
249 if (nrow < prev_nrow) { 250 if (nrow < prev_nrow)
250 /* delete rows */ 251 {
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++) { 252 for (int row = nrow; row < prev_nrow; row++)
254 q = p + R->TermWin.saveLines; 253 {
255 if (R->screen.text[q]) { 254 lfree (swap_buf [row]);
256#ifdef DEBUG_STRICT 255 lfree (drawn_buf[row]);
257 assert(R->screen.rend[q]); 256 }
257 }
258#endif 258#endif
259 free(R->screen.text[q]); 259
260 free(R->screen.rend[q]); 260 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
261 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
262
263 for (int row = min (nrow, prev_nrow); row--; )
264 {
265 lresize (drawn_buf[row]);
266 lresize (swap_buf [row]);
267 }
268
269 for (int row = prev_nrow; row < nrow; row++)
270 {
271 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
272 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
273 }
274
275 line_t *old_buf = row_buf;
276 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
277
278 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
279 int pend = MOD (term_start + top_row , prev_total_rows);
280 int q = total_rows; // rewrapped row
281
282 if (top_row)
283 {
284 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
285 // to come up with a lean and mean algorithm.
286 // TODO: maybe optimise when width didn't change
287
288 row_col_t ocur = screen.cur;
289 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
290
291 do
292 {
293 p = MOD (p - 1, prev_total_rows);
294 assert (old_buf [MOD (p, prev_total_rows)].t);
295 int plines = 1;
296 int llen = old_buf [MOD (p, prev_total_rows)].l;
297
298 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
299 {
300 p = MOD (p - 1, prev_total_rows);
301
302 plines++;
303 llen += prev_ncol;
261 } 304 }
262 if (R->swap.text[p]) { 305
263#ifdef DEBUG_STRICT 306 int qlines = max (0, (llen - 1) / ncol) + 1;
264 assert(R->swap.rend[p]); 307
265#endif 308 // drop partial lines completely
266 free(R->swap.text[p]); 309 if (q < qlines)
267 free(R->swap.rend[p]); 310 break;
311
312 q -= qlines;
313
314 int lofs = 0;
315 line_t *qline;
316
317 // re-assemble the full line by destination lines
318 for (int qrow = q; qlines--; qrow++)
319 {
320 qline = row_buf + qrow;
321 lalloc (*qline);
322 qline->l = ncol;
323 qline->is_longer (1);
324
325 int qcol = 0;
326
327 // see below for cursor adjustment rationale
328 if (p == ocur.row)
329 screen.cur.row = q - (total_rows - nrow);
330
331 // fill a single destination line
332 while (lofs < llen && qcol < ncol)
333 {
334 int prow = lofs / prev_ncol;
335 int pcol = lofs % prev_ncol;
336
337 prow = MOD (p + prow, prev_total_rows);
338
339 // we only adjust the cursor _row_ and put it into
340 // the topmost line of "long line" it was in, as
341 // this seems to upset applications/shells/readline
342 // least.
343 if (prow == ocur.row)
344 screen.cur.row = q - (total_rows - nrow);
345
346 line_t &pline = old_buf [prow];
347
348 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
349
350 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
351 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
352
353 lofs += len;
354 qcol += len;
355 }
268 } 356 }
269#ifdef DEBUG_STRICT 357
270 assert(R->drawn_text[p] && R->drawn_rend[p]); 358 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
271#endif 359 qline->is_longer (0);
272 free(R->drawn_text[p]); 360 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
273 free(R->drawn_rend[p]);
274 } 361 }
275 /* we have fewer rows so fix up cursor position */ 362 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);
278 363
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 364 term_start = total_rows - nrow;
365 top_row = q - term_start;
280 366
281 } else if (nrow > prev_nrow) { 367 // make sure all terminal lines exist
282 /* add rows */ 368 while (top_row > 0)
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 369 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
370 }
371 else
372 {
373 // if no scrollback exists (yet), wing, instead of wrap
284 374
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 375 for (int row = min (nrow, prev_nrow); row--; )
286 for (p = prev_total_rows; p < total_rows; p++) { 376 {
287 R->screen.tlen[p] = 0; 377 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
288 R->screen.text[p] = NULL; 378 line_t &qline = row_buf [row];
289 R->screen.rend[p] = NULL; 379
380 qline = pline;
381 lresize (qline);
290 } 382 }
291 for (p = prev_total_rows; p < total_rows - k; p++) 383
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
293 p, setrstyle);
294 for (p = prev_nrow; p < nrow; p++) { 384 for (int row = prev_nrow; row < nrow; row++)
295 R->swap.tlen[p] = 0; 385 {
296 R->swap.text[p] = NULL; 386 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 } 387 }
305 if (k > 0) { 388
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1); 389 term_start = 0;
307 R->screen.cur.row += k;
308 R->screen.s_cur.row += k;
309 R->TermWin.nscrolled -= k;
310 } 390 }
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 }
359 391
392 free (old_buf);
393 delete old_ta;
394 delete old_ra;
395
396 clamp_it (screen.cur.row, 0, nrow - 1);
397 clamp_it (screen.cur.col, 0, ncol - 1);
398 }
399
400 free (tabs);
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 401 tabs = (char *)rxvt_malloc (ncol);
361 402
362 for (p = 0; p < ncol; p++) 403 for (int col = ncol; --col; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 404 tabs [col] = col % TABSIZE == 0;
364 405
406 CLEAR_ALL_SELECTION ();
407
365 R->prev_nrow = nrow; 408 prev_nrow = nrow;
366 R->prev_ncol = ncol; 409 prev_ncol = ncol;
367 410
368 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->cmd_pid); 411 tt_winch ();
369}
370 412
371/* INTPROTO */ 413 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} 414}
394 415
395/* ------------------------------------------------------------------------- */ 416/* ------------------------------------------------------------------------- */
396/* 417/*
397 * Free everything. That way malloc debugging can find leakage. 418 * Free everything. That way malloc debugging can find leakage.
398 */ 419 */
399/* EXTPROTO */
400void 420void
401rxvt_scr_release(pR) 421rxvt_term::scr_release () NOTHROW
402{ 422{
403 uint16_t total_rows; 423 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 } 424 {
416 for (i = 0; i < R->TermWin.nrow; i++) { 425 delete talloc; talloc = 0;
417 free(R->drawn_text[i]); 426 delete ralloc; ralloc = 0;
418 free(R->drawn_rend[i]); 427
419 free(R->swap.text[i]); 428 free (row_buf);
420 free(R->swap.rend[i]); 429 free (swap_buf);
421 } 430 free (drawn_buf);
422 free(R->screen.text); 431 row_buf = 0; // signal that we freed all the arrays above
423 free(R->screen.tlen); 432
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); 433 free (tabs);
433 434 tabs = 0;
434/* NULL these so if anything tries to use them, we'll know about it */ 435 }
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} 436}
442 437
443/* ------------------------------------------------------------------------- */ 438/* ------------------------------------------------------------------------- */
444/* 439/*
445 * Hard reset 440 * Hard/Soft reset
446 */ 441 */
447/* EXTPROTO */
448void 442void
449rxvt_scr_poweron(pR) 443rxvt_term::scr_poweron ()
450{ 444{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 445 scr_release ();
454 R->prev_nrow = R->prev_ncol = 0; 446 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 447 rvideo_mode = false;
448 scr_soft_reset ();
449 scr_reset ();
456 450
457 rxvt_scr_clear(aR); 451 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 452 scr_refresh ();
459#ifdef RXVT_GRAPHICS 453}
460 rxvt_Gr_reset(aR); 454
455void
456rxvt_term::scr_soft_reset ()
457{
458 /* only affects modes, nothing drastic such as clearing the screen */
459#if ENABLE_OVERLAY
460 scr_overlay_off ();
461#endif 461#endif
462
463 if (current_screen != PRIMARY)
464 scr_swap_screen ();
465
466 scr_scroll_region (0, MAX_ROWS - 1);
467 scr_rendition (0, ~RS_None);
468 scr_insert_mode (0);
462} 469}
463 470
464/* ------------------------------------------------------------------------- * 471/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 472 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 473 * ------------------------------------------------------------------------- */
467/* 474/*
468 * Save and Restore cursor 475 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 476 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 477 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 478 */
472/* EXTPROTO */
473void 479void
474rxvt_scr_cursor(pR_ int mode) 480rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
475{ 481{
476 screen_t *s; 482 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 483
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 484#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->current_screen == SECONDARY) 485 if (current_screen == SECONDARY)
482 s = &(R->swap); 486 s = &swap;
483 else 487 else
484#endif 488#endif
485 s = &(R->screen); 489 s = &screen;
490
486 switch (mode) { 491 switch (mode)
492 {
487 case SAVE: 493 case SAVE:
488 s->s_cur.row = s->cur.row; 494 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 495 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->rstyle; 496 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 497 s->s_charset = screen.charset;
492 s->s_charset_char = R->charsets[s->charset]; 498 s->s_charset_char = charsets[screen.charset];
493 break; 499 break;
500
494 case RESTORE: 501 case RESTORE:
495 R->want_refresh = 1; 502 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 503 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 504 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 505 screen.flags &= ~Screen_WrapNext;
499 R->rstyle = s->s_rstyle; 506 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 507 screen.charset = s->s_charset;
501 R->charsets[s->charset] = s->s_charset_char; 508 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 509 set_font_style ();
503 break; 510 break;
504 } 511 }
512
505/* boundary check in case screen size changed between SAVE and RESTORE */ 513 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 514 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 515 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 516 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 517 assert (s->cur.col >= 0);
511#else /* drive with your eyes closed */ 518}
512 MAX_IT(s->cur.row, 0); 519
513 MAX_IT(s->cur.col, 0); 520void
514#endif 521rxvt_term::scr_swap_screen ()
522{
523 if (!option (Opt_secondaryScreen))
524 return;
525
526 for (int i = prev_nrow; i--; )
527 ::swap (ROW(i), swap_buf [i]);
528
529 ::swap (screen.cur, swap.cur);
530
531 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
532 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
515} 533}
516 534
517/* ------------------------------------------------------------------------- */ 535/* ------------------------------------------------------------------------- */
518/* 536/*
519 * Swap between primary and secondary screens 537 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 538 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 539 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 540 */
523/* EXTPROTO */ 541void
524int
525rxvt_scr_change_screen(pR_ int scrn) 542rxvt_term::scr_change_screen (int scrn)
526{ 543{
527 int i; 544 if (scrn == current_screen)
545 return;
546
547 want_refresh = 1;
548 view_start = 0;
549
550 selection_check (2); /* check for boundary cross */
551
552 current_screen = scrn;
553
528#if NSCREENS 554#if NSCREENS
529 int offset; 555 if (option (Opt_secondaryScreen))
530#endif 556 {
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; 557 num_scr = 0;
547 offset = R->TermWin.saveLines; 558
548 for (i = R->prev_nrow; i--;) { 559 scr_swap_screen ();
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 560
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 561 ::swap (screen.charset, swap.charset);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 562 ::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; 563 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 564 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 } 565 }
566 else
575# endif 567#endif
576#else 568 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); 569 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
588# endif 570}
589#endif 571
572// clear WrapNext indicator, solidifying position on next line
573void
574rxvt_term::scr_do_wrap () NOTHROW
575{
576 if (!(screen.flags & Screen_WrapNext))
590 return scrn; 577 return;
578
579 screen.flags &= ~Screen_WrapNext;
580
581 screen.cur.col = 0;
582
583 if (screen.cur.row == screen.bscroll)
584 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
585 else if (screen.cur.row < nrow - 1)
586 screen.cur.row++;
591} 587}
592 588
593/* ------------------------------------------------------------------------- */ 589/* ------------------------------------------------------------------------- */
594/* 590/*
595 * Change the colour for following text 591 * Change the colour for following text
596 */ 592 */
597/* EXTPROTO */
598void 593void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 594rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 595{
596 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 597 color = fgbg;
598
602 if (fgbg == Color_fg) 599 if (fgbg == Color_fg)
603 R->rstyle = SET_FGCOLOR(R->rstyle, color); 600 rstyle = SET_FGCOLOR (rstyle, color);
604 else 601 else
605 R->rstyle = SET_BGCOLOR(R->rstyle, color); 602 rstyle = SET_BGCOLOR (rstyle, color);
606} 603}
607 604
608/* ------------------------------------------------------------------------- */ 605/* ------------------------------------------------------------------------- */
609/* 606/*
610 * Change the rendition style for following text 607 * Change the rendition style for following text
611 */ 608 */
612/* EXTPROTO */
613void 609void
614rxvt_scr_rendition(pR_ int set, int style) 610rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 611{
616 if (set) 612 if (set)
617 R->rstyle |= style; 613 rstyle |= style;
618 else if (style == ~RS_None) 614 else if (style == ~RS_None)
619 R->rstyle = DEFAULT_RSTYLE; 615 rstyle = DEFAULT_RSTYLE;
620 else 616 else
621 R->rstyle &= ~style; 617 rstyle &= ~style;
622} 618}
623 619
624/* ------------------------------------------------------------------------- */ 620/* ------------------------------------------------------------------------- */
625/* 621/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 622 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 623 * count positive ==> scroll up
628 * count negative ==> scroll down 624 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 625 */
631/* EXTPROTO */
632int 626int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 627rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
634{ 628{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 629 if (count == 0 || (row1 > row2))
639 return 0; 630 return 0;
640 631
641 R->want_refresh = 1; 632 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")); 633 num_scr += count;
643 634
644 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 635 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 636 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 637 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 638 {
639 top_row = max (top_row - count, -saveLines);
640
641 // scroll everything up 'count' lines
642 term_start = (term_start + count) % total_rows;
643
644 // sever bottommost line
645 {
646 line_t &l = ROW(row2 - count);
647 l.is_longer (0);
648 l.touch ();
649 }
650
651 // erase newly scrolled-in lines
652 for (int i = count; i--; )
653 {
654 line_t &l = ROW(nrow - 1 - i);
655
656 // optimize if already cleared, can be significant on slow machines
657 // could be rolled into scr_blank_screen_mem
658 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
659 {
660 scr_blank_line (l, 0, l.l, rstyle);
661 l.l = 0;
662 l.f = 0;
663 }
648 else 664 else
649 R->TermWin.nscrolled = (uint16_t)nscrolled; 665 scr_blank_screen_mem (l, rstyle);
650 if ((R->Options & Opt_scrollWithBuffer) 666 }
651 && R->TermWin.view_start != 0
652 && R->TermWin.view_start != R->TermWin.saveLines)
653 rxvt_scr_page(aR_ UP, count);
654 } else if (!spec)
655 row1 += R->TermWin.saveLines;
656 row2 += R->TermWin.saveLines;
657 667
668 // now copy lines below the scroll region bottom to the
669 // bottom of the screen again, so they look as if they
670 // hadn't moved.
671 for (int i = nrow; --i > row2; )
672 {
673 line_t &l1 = ROW(i - count);
674 line_t &l2 = ROW(i);
675
676 ::swap (l1, l2);
677 l2.touch ();
678 }
679
680 // move and/or clear selection, if any
658 if (R->selection.op && R->current_screen == R->selection.screen) { 681 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 682 {
660 j = R->selection.end.row + R->TermWin.saveLines; 683 selection.beg.row -= count;
661 if ((i < row1 && j > row1) 684 selection.end.row -= count;
662 || (i < row2 && j > row2) 685 selection.mark.row -= count;
663 || (i - count < row1 && i >= row1) 686
664 || (i - count > row2 && i <= row2) 687 if (selection.beg.row < top_row
665 || (j - count < row1 && j >= row1) 688 || selection.end.row < top_row
666 || (j - count > row2 && j <= row2)) { 689 || selection.mark.row < top_row)
690 {
667 CLEAR_ALL_SELECTION(R); 691 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 692 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 693 }
694 }
695
696 // finally move the view window, if desired
697 if (option (Opt_scrollWithBuffer)
698 && view_start != 0
699 && view_start != -saveLines)
700 scr_page (UP, count);
701
702 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
703 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
704 }
705 else
706 {
707 if (selection.op && current_screen == selection.screen)
708 {
709 if ((selection.beg.row < row1 && selection.end.row > row1)
710 || (selection.beg.row < row2 && selection.end.row > row2)
711 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
712 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
713 || (selection.end.row - count < row1 && selection.end.row >= row1)
714 || (selection.end.row - count > row2 && selection.end.row <= row2))
715 {
716 CLEAR_ALL_SELECTION ();
717 selection.op = SELECTION_CLEAR;
718 }
719 else if (selection.end.row >= row1 && selection.end.row <= row2)
720 {
670 /* move selected region too */ 721 /* move selected region too */
671 R->selection.beg.row -= count; 722 selection.beg.row -= count;
672 R->selection.end.row -= count; 723 selection.end.row -= count;
673 R->selection.mark.row -= count; 724 selection.mark.row -= count;
725
726 selection_check (0);
727 }
728 }
729
730 // use a simple and robust scrolling algorithm, this
731 // part of scr_scroll_text is not time-critical.
732
733 int rows = row2 - row1 + 1;
734
735 min_it (count, rows);
736
737 line_t *temp_buf = row_buf + total_rows;
738
739 for (int row = 0; row < rows; row++)
674 } 740 {
675 } 741 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 742
678 R->num_scr += count; 743 if (!IN_RANGE_EXC (row + count, 0, rows))
679 j = count; 744 scr_blank_screen_mem (temp_buf [row], rstyle);
680 if (count < 0)
681 count = -count;
682 i = row2 - row1 + 1;
683 MIN_IT(count, i);
684
685 if (j > 0) {
686/* A: scroll up */
687
688/* A1: Copy lines that will get clobbered by the rotation */
689 for (i = 0, j = row1; i < count; i++, j++) {
690 R->buf_text[i] = R->screen.text[j];
691 R->buf_rend[i] = R->screen.rend[j];
692 } 745 }
693/* A2: Rotate lines */
694 for (j = row1, i = j + count; i <= row2; i++, j++) {
695 R->screen.tlen[j] = R->screen.tlen[i];
696 R->screen.text[j] = R->screen.text[i];
697 R->screen.rend[j] = R->screen.rend[i];
698 }
699 j = row2 - count + 1, i = count;
700 } else /* if (j < 0) */ {
701/* B: scroll down */
702 746
703/* B1: Copy lines that will get clobbered by the rotation */ 747 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 748 ROW(row1 + row) = temp_buf [row];
705 R->buf_text[i] = R->screen.text[j];
706 R->buf_rend[i] = R->screen.rend[j];
707 }
708/* B2: Rotate lines */
709 for (j = row2, i = j - count; i >= row1; i--, j--) {
710 R->screen.tlen[j] = R->screen.tlen[i];
711 R->screen.text[j] = R->screen.text[i];
712 R->screen.rend[j] = R->screen.rend[i];
713 }
714 j = row1, i = count;
715 count = -count;
716 } 749 }
717 750
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; 751 return count;
733} 752}
734 753
735/* ------------------------------------------------------------------------- */ 754/* ------------------------------------------------------------------------- */
736/* 755/*
737 * Add text given in <str> of length <len> to screen struct 756 * Add text given in <str> of length <len> to screen struct
738 */ 757 */
739/* EXTPROTO */
740void 758void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 759rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 760{
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 */ 761 if (len <= 0) /* sanity */
750 return; 762 return;
751 763
764 unsigned char checksel;
765 unicode_t c;
766 int ncol = this->ncol;
767 const wchar_t *strend = str + len;
768
752 R->want_refresh = 1; 769 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); 770 ZERO_SCROLLBACK ();
771
757 if (nlines > 0) { 772 if (minlines > 0)
773 {
758 nlines += (R->screen.cur.row - R->screen.bscroll); 774 minlines += screen.cur.row - screen.bscroll;
775 min_it (minlines, screen.cur.row - top_row);
776
759 if ((nlines > 0) 777 if (minlines > 0
760 && (R->screen.tscroll == 0) 778 && screen.tscroll == 0
761 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 779 && screen.bscroll == nrow - 1)
780 {
762 /* _at least_ this many lines need to be scrolled */ 781 /* _at least_ this many lines need to be scrolled */
763 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 782 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
764 0);
765 R->screen.cur.row -= nlines; 783 screen.cur.row -= minlines;
766 } 784 }
767 } 785 }
768#ifdef DEBUG_STRICT 786
769 assert(R->screen.cur.col < last_col); 787 assert (screen.cur.col < ncol);
770 assert((R->screen.cur.row < R->TermWin.nrow) 788 assert (screen.cur.row < nrow
771 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 789 && screen.cur.row >= top_row);
772#else /* drive with your eyes closed */ 790 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;
778 791
779 checksel = (R->selection.op 792 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
780 && R->current_screen == R->selection.screen) ? 1 : 0;
781 clearsel = 0;
782 793
783 stp = R->screen.text[row]; 794 line_t *line = &ROW(row);
784 srp = R->screen.rend[row];
785 795
786 for (i = 0; i < len;) { 796 while (str < strend)
787 c = str[i++]; 797 {
788 switch (c) { 798 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 case '\t': 799
790 rxvt_scr_tab(aR_ 1); 800 if (expect_false (c < 0x20))
801 if (c == C0_LF)
802 {
803 max_it (line->l, screen.cur.col);
804
805 screen.flags &= ~Screen_WrapNext;
806
807 if (screen.cur.row == screen.bscroll)
808 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
809 else if (screen.cur.row < (nrow - 1))
810 row = ++screen.cur.row;
811
812 line = &ROW(row); /* _must_ refresh */
791 continue; 813 continue;
792 case '\n': 814 }
793 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 815 else if (c == C0_CR)
794 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 816 {
817 max_it (line->l, screen.cur.col);
818
795 R->screen.flags &= ~Screen_WrapNext; 819 screen.flags &= ~Screen_WrapNext;
796 if (R->screen.cur.row == R->screen.bscroll) 820 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; 821 continue;
804 case '\r': 822 }
805 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 823 else if (c == C0_HT)
806 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 824 {
807 R->screen.flags &= ~Screen_WrapNext; 825 scr_tab (1, true);
808 R->screen.cur.col = 0;
809 RESET_CHSTAT(R);
810 continue; 826 continue;
811 default:
812 if (c == 127)
813 continue; /* yummmm..... */
814 break;
815 } 827 }
816 828
829 if (expect_false (
817 if (checksel /* see if we're writing within selection */ 830 checksel /* see if we're writing within selection */
818 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 831 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
819 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 832 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
833 ))
834 {
820 checksel = 0; 835 checksel = 0;
821 clearsel = 1; 836 /*
837 * If we wrote anywhere in the selected area, kill the selection
838 * XXX: should we kill the mark too? Possibly, but maybe that
839 * should be a similar check.
840 */
841 CLEAR_SELECTION ();
842 }
843
844 if (expect_false (screen.flags & Screen_WrapNext))
822 } 845 {
823 if (R->screen.flags & Screen_WrapNext) { 846 scr_do_wrap ();
824 R->screen.tlen[row] = -1; 847
825 if (R->screen.cur.row == R->screen.bscroll) 848 line->l = ncol;
826 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 849 line->is_longer (1);
827 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 850
828 row = (++R->screen.cur.row) + R->TermWin.saveLines; 851 row = screen.cur.row;
829 stp = R->screen.text[row]; /* _must_ refresh */ 852 line = &ROW(row); /* _must_ refresh */
830 srp = R->screen.rend[row]; /* _must_ refresh */ 853 }
831 R->screen.cur.col = 0; 854
832 R->screen.flags &= ~Screen_WrapNext; 855 // some utf-8 decoders "decode" surrogate characters: let's fix this.
856 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
857 c = 0xfffd;
858
859 // rely on wcwidth to tell us the character width, do wcwidth before
860 // further replacements, as wcwidth might return -1 for the line
861 // drawing characters below as they might be invalid in the current
862 // locale.
863 int width = WCWIDTH (c);
864
865 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
833 } 866 {
834 if (R->screen.flags & Screen_Insert) 867 // vt100 special graphics and line drawing
835 rxvt_scr_insdel_chars(aR_ 1, INSERT); 868 // 5f-7e standard vt100
869 // 40-5e rxvt extension for extra curses acs chars
870 static uint16_t vt100_0[62] = { // 41 .. 7e
871 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
872 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
873 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
874 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
875 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
876 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
877 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
878 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
879 };
836 880
837 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 881 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
838 switch (c)
839 { 882 {
840 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 883 c = vt100_0[c - 0x41];
841 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 884 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 } 885 }
886 }
852 887
853 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 888 if (expect_false (screen.flags & Screen_Insert))
889 scr_insdel_chars (width, INSERT);
854 890
855 stp[R->screen.cur.col] = c; 891 if (width != 0)
856 srp[R->screen.cur.col] = rend;
857
858 if (c > 255)
859 { 892 {
860 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 893#if !UNICODE_3
861 int width = wcwidth (c); 894 // trim characters we can't store directly :(
895 if (c >= 0x10000)
896# if ENABLE_COMBINING
897 c = rxvt_composite.compose (c); // map to lower 16 bits
898# else
899 c = 0xfffd;
900# endif
901#endif
902
903 // nuke the character at this position, if required
904 if (expect_false (
905 line->t[screen.cur.col] == NOCHAR
906 || (screen.cur.col < ncol - 1
907 && line->t[screen.cur.col + 1] == NOCHAR)
908 ))
909 scr_kill_char (*line, screen.cur.col);
910
911 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
912
913 // if the character doesn't fit into the remaining columns...
914 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
862 915 {
863 if (width > 1) 916 // ... artificially enlargen the previous one
917 c = NOCHAR;
918 // and try the same character next loop iteration
919 --str;
920 }
921
922 line->touch ();
923
924 do
864 { 925 {
865 while (--width > 0 && R->screen.cur.col < last_col - 1) 926 line->t[screen.cur.col] = c;
927 line->r[screen.cur.col] = rend;
928
929 if (expect_true (screen.cur.col < ncol - 1))
930 screen.cur.col++;
931 else
866 { 932 {
867 933 line->l = ncol;
868 srp[R->screen.cur.col] |= RS_wide; 934 if (screen.flags & Screen_Autowrap)
869 935 screen.flags |= Screen_WrapNext;
870 R->screen.cur.col++; 936 break;
871 stp[R->screen.cur.col] = NOCHAR;
872 srp[R->screen.cur.col] = rend;
873 } 937 }
938
939 c = NOCHAR;
940 }
941 while (expect_false (--width > 0));
942
943 // pad with spaces when overwriting wide character with smaller one
944 if (expect_false (!width))
945 {
946 line->touch ();
947
948 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
949 {
950 line->t[c] = ' ';
951 line->r[c] = rend;
874 } 952 }
875 } 953 }
876 954 }
877 if (R->screen.cur.col < last_col - 1) 955#if ENABLE_COMBINING
878 R->screen.cur.col++; 956 else // width == 0
879 else {
880 R->screen.tlen[row] = last_col;
881 if (R->screen.flags & Screen_Autowrap)
882 R->screen.flags |= Screen_WrapNext;
883 } 957 {
884 } 958 if (c != 0xfeff) // ignore BOM
885 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 959 {
886 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 960 // handle combining characters
961 // we just tag the accent on the previous on-screen character.
962 // this is arguably not correct, but also arguably not wrong.
963 // we don't handle double-width characters nicely yet.
964 line_t *linep;
965 text_t *tp;
966 rend_t *rp;
887 967
888/* 968 if (screen.cur.col > 0)
889 * If we wrote anywhere in the selected area, kill the selection 969 {
890 * XXX: should we kill the mark too? Possibly, but maybe that 970 linep = line;
891 * should be a similar check. 971 tp = line->t + screen.cur.col - 1;
892 */ 972 rp = line->r + screen.cur.col - 1;
893 if (clearsel) 973 }
894 CLEAR_SELECTION(R); 974 else if (screen.cur.row > 0
975 && ROW(screen.cur.row - 1).is_longer ())
976 {
977 linep = &ROW(screen.cur.row - 1);
978 tp = line->t + ncol - 1;
979 rp = line->r + ncol - 1;
980 }
981 else
982 continue;
895 983
896#ifdef DEBUG_STRICT 984 linep->touch ();
985
986 while (*tp == NOCHAR && tp > linep->t)
987 tp--, rp--;
988
989 // first try to find a precomposed character
990 unicode_t n = rxvt_compose (*tp, c);
991 if (n == NOCHAR)
992 n = rxvt_composite.compose (*tp, c);
993
994 *tp = n;
995 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
996 }
997 }
998#endif
999 }
1000
1001 max_it (line->l, screen.cur.col);
1002
897 assert(R->screen.cur.row >= 0); 1003 assert (screen.cur.row >= 0);
898#else /* drive with your eyes closed */
899 MAX_IT(R->screen.cur.row, 0);
900#endif
901} 1004}
902 1005
903/* ------------------------------------------------------------------------- */ 1006/* ------------------------------------------------------------------------- */
904/* 1007/*
905 * Process Backspace. Move back the cursor back a position, wrap if have to 1008 * Process Backspace. Move back the cursor back a position, wrap if have to
906 * XTERM_SEQ: CTRL-H 1009 * XTERM_SEQ: CTRL-H
907 */ 1010 */
908/* EXTPROTO */
909void 1011void
910rxvt_scr_backspace(pR) 1012rxvt_term::scr_backspace () NOTHROW
911{ 1013{
912 RESET_CHSTAT(R);
913 R->want_refresh = 1;
914 if (R->screen.cur.col == 0) { 1014 if (screen.cur.col == 0)
1015 {
915 if (R->screen.cur.row > 0) { 1016 if (screen.cur.row > 0)
1017 {
916#ifdef TERMCAP_HAS_BW 1018#ifdef TERMCAP_HAS_BW
917 R->screen.cur.col = R->TermWin.ncol - 1; 1019 screen.cur.col = ncol - 1;
918 R->screen.cur.row--; 1020 --screen.cur.row;
919 return; 1021
1022 want_refresh = 1;
920#endif 1023#endif
921 } 1024 }
922 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1025 }
1026 else
923 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1027 scr_gotorc (0, -1, RELATIVE);
924 R->screen.flags &= ~Screen_WrapNext;
925} 1028}
926 1029
927/* ------------------------------------------------------------------------- */ 1030/* ------------------------------------------------------------------------- */
928/* 1031/*
929 * Process Horizontal Tab 1032 * Process Horizontal Tab
930 * count: +ve = forward; -ve = backwards 1033 * count: +ve = forward; -ve = backwards
931 * XTERM_SEQ: CTRL-I 1034 * XTERM_SEQ: CTRL-I
932 */ 1035 */
933/* EXTPROTO */
934void 1036void
935rxvt_scr_tab(pR_ int count) 1037rxvt_term::scr_tab (int count, bool ht) NOTHROW
936{ 1038{
937 int i, x; 1039 int i, x;
938 1040
939 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
940 R->want_refresh = 1; 1041 want_refresh = 1;
941 RESET_CHSTAT(R);
942 i = x = R->screen.cur.col; 1042 i = x = screen.cur.col;
1043
943 if (count == 0) 1044 if (count == 0)
944 return; 1045 return;
945 else if (count > 0) { 1046 else if (count > 0)
1047 {
1048 line_t &l = ROW(screen.cur.row);
1049 rend_t base_rend = l.r[i];
1050 ht &= l.t[i] == ' ';
1051
946 for (; ++i < R->TermWin.ncol; ) 1052 for (; ++i < ncol; )
947 if (R->tabs[i]) { 1053 if (tabs[i])
1054 {
948 x = i; 1055 x = i;
1056
949 if (!--count) 1057 if (!--count)
950 break; 1058 break;
1059 }
1060 else
1061 ht &= l.t[i] == ' '
1062 && RS_SAME (l.r[i], base_rend);
1063
1064 if (count)
1065 x = ncol - 1;
1066
1067 // store horizontal tab commands as characters inside the text
1068 // buffer so they can be selected and pasted.
1069 if (ht && option (Opt_pastableTabs))
1070 {
1071 base_rend = SET_FONT (base_rend, 0);
1072
1073 l.touch (x);
1074
1075 i = screen.cur.col;
1076
1077 l.t[i] = '\t';
1078 l.r[i] = base_rend;
1079
1080 while (++i < x)
1081 {
1082 l.t[i] = NOCHAR;
1083 l.r[i] = base_rend;
951 } 1084 }
952 if (count) 1085 }
953 x = R->TermWin.ncol - 1; 1086 }
954 } else /* if (count < 0) */ { 1087 else /* if (count < 0) */
1088 {
955 for (; --i >= 0; ) 1089 for (; --i >= 0; )
956 if (R->tabs[i]) { 1090 if (tabs[i])
957 x = i;
958 if (!++count)
959 break;
960 } 1091 {
961 if (count)
962 x = 0; 1092 x = i;
1093 if (!++count)
1094 break;
1095 }
1096
1097 if (count)
1098 x = 0;
963 } 1099 }
1100
964 if (x != R->screen.cur.col) 1101 if (x != screen.cur.col)
965 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1102 scr_gotorc (0, x, R_RELATIVE);
966} 1103}
967 1104
968/* ------------------------------------------------------------------------- */ 1105/* ------------------------------------------------------------------------- */
969/* 1106/*
970 * Process DEC Back Index 1107 * Process DEC Back Index
971 * XTERM_SEQ: ESC 6 1108 * XTERM_SEQ: ESC 6
972 * Move cursor left in row. If we're at the left boundary, shift everything 1109 * Move cursor left in row. If we're at the left boundary, shift everything
973 * in that row right. Clear left column. 1110 * in that row right. Clear left column.
974 */ 1111 */
975#ifndef NO_FRILLS 1112#if !ENABLE_MINIMAL
976/* EXTPROTO */
977void 1113void
978rxvt_scr_backindex(pR) 1114rxvt_term::scr_backindex () NOTHROW
979{ 1115{
980 if (R->screen.cur.col > 0) 1116 if (screen.cur.col > 0)
981 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1117 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
982 else { 1118 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); 1119 scr_insdel_chars (1, INSERT);
986 }
987} 1120}
988#endif 1121#endif
989/* ------------------------------------------------------------------------- */ 1122/* ------------------------------------------------------------------------- */
990/* 1123/*
991 * Process DEC Forward Index 1124 * Process DEC Forward Index
992 * XTERM_SEQ: ESC 9 1125 * XTERM_SEQ: ESC 9
993 * Move cursor right in row. If we're at the right boundary, shift everything 1126 * Move cursor right in row. If we're at the right boundary, shift everything
994 * in that row left. Clear right column. 1127 * in that row left. Clear right column.
995 */ 1128 */
996#ifndef NO_FRILLS 1129#if !ENABLE_MINIMAL
997/* EXTPROTO */
998void 1130void
999rxvt_scr_forwardindex(pR) 1131rxvt_term::scr_forwardindex () NOTHROW
1000{ 1132{
1001 int row;
1002
1003 if (R->screen.cur.col < R->TermWin.ncol - 1) 1133 if (screen.cur.col < ncol - 1)
1004 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1134 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1005 else { 1135 else
1006 row = R->screen.cur.row + R->TermWin.saveLines; 1136 {
1007 if (R->screen.tlen[row] == 0) 1137 line_t &l = ROW(screen.cur.row);
1008 return; /* um, yeah? */ 1138
1009 else if (R->screen.tlen[row] == -1) 1139 l.touch ();
1010 R->screen.tlen[row] = R->TermWin.ncol; 1140 l.is_longer (0);
1141
1011 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1142 scr_gotorc (0, 0, R_RELATIVE);
1012 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1143 scr_insdel_chars (1, DELETE);
1013 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1144 scr_gotorc (0, ncol - 1, R_RELATIVE);
1014 } 1145 }
1015} 1146}
1016#endif 1147#endif
1017 1148
1018/* ------------------------------------------------------------------------- */ 1149/* ------------------------------------------------------------------------- */
1019/* 1150/*
1020 * Goto Row/Column 1151 * Goto Row/Column
1021 */ 1152 */
1022/* EXTPROTO */
1023void 1153void
1024rxvt_scr_gotorc(pR_ int row, int col, int relative) 1154rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1025{ 1155{
1026 R->want_refresh = 1; 1156 want_refresh = 1;
1027 ZERO_SCROLLBACK(R); 1157 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 1158
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) 1159 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1037 : col); 1160 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 1161
1041 R->screen.flags &= ~Screen_WrapNext; 1162 screen.flags &= ~Screen_WrapNext;
1163
1042 if (relative & R_RELATIVE) { 1164 if (relative & R_RELATIVE)
1165 {
1043 if (row > 0) { 1166 if (row > 0)
1167 {
1044 if (R->screen.cur.row <= R->screen.bscroll 1168 if (screen.cur.row <= screen.bscroll
1045 && (R->screen.cur.row + row) > R->screen.bscroll) 1169 && (screen.cur.row + row) > screen.bscroll)
1046 R->screen.cur.row = R->screen.bscroll; 1170 screen.cur.row = screen.bscroll;
1047 else 1171 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; 1172 screen.cur.row += row;
1173 }
1174 else if (row < 0)
1175 {
1176 if (screen.cur.row >= screen.tscroll
1177 && (screen.cur.row + row) < screen.tscroll)
1178 screen.cur.row = screen.tscroll;
1179 else
1180 screen.cur.row += row;
1181 }
1182 }
1183 else
1062 } 1184 {
1063 MAX_IT(R->screen.cur.row, 0); 1185 if (screen.flags & Screen_Relative)
1064 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1186 {
1065} 1187 /* relative origin mode */
1188 screen.cur.row = row + screen.tscroll;
1189 min_it (screen.cur.row, screen.bscroll);
1190 }
1191 else
1192 screen.cur.row = row;
1193 }
1066 1194
1195 clamp_it (screen.cur.row, 0, nrow - 1);
1196}
1197
1067/* ------------------------------------------------------------------------- */ 1198/* ------------------------------------------------------------------------- */
1068/* 1199/*
1069 * direction should be UP or DN 1200 * direction should be UP or DN
1070 */ 1201 */
1071/* EXTPROTO */
1072void 1202void
1073rxvt_scr_index(pR_ enum page_dirn direction) 1203rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1074{ 1204{
1075 int dirn; 1205 int dirn;
1076 1206
1077 R->want_refresh = 1; 1207 want_refresh = 1;
1208 ZERO_SCROLLBACK ();
1209
1078 dirn = ((direction == UP) ? 1 : -1); 1210 dirn = ((direction == UP) ? 1 : -1);
1079 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1080 1211
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; 1212 screen.flags &= ~Screen_WrapNext;
1213
1090 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1214 if ((screen.cur.row == screen.bscroll && direction == UP)
1091 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1215 || (screen.cur.row == screen.tscroll && direction == DN))
1092 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1216 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1093 else 1217 else
1094 R->screen.cur.row += dirn; 1218 screen.cur.row += dirn;
1095 MAX_IT(R->screen.cur.row, 0); 1219
1096 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1220 clamp_it (screen.cur.row, 0, nrow - 1);
1097 rxvt_selection_check(aR_ 0); 1221 selection_check (0);
1098} 1222}
1099 1223
1100/* ------------------------------------------------------------------------- */ 1224/* ------------------------------------------------------------------------- */
1101/* 1225/*
1102 * Erase part or whole of a line 1226 * Erase part or whole of a line
1103 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1227 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1104 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1228 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1105 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1229 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1230 * extension: clear to right unless wrapped: ESC [ 3 K
1106 */ 1231 */
1107/* EXTPROTO */
1108void 1232void
1109rxvt_scr_erase_line(pR_ int mode) 1233rxvt_term::scr_erase_line (int mode) NOTHROW
1110{ 1234{
1111 unsigned int row, col, num; 1235 unsigned int col, num;
1112 1236
1113 R->want_refresh = 1; 1237 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); 1238 ZERO_SCROLLBACK ();
1116 RESET_CHSTAT(R);
1117 1239
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); 1240 selection_check (1);
1124 1241
1125 R->screen.flags &= ~Screen_WrapNext; 1242 line_t &line = ROW(screen.cur.row);
1126 1243
1127 row = R->TermWin.saveLines + R->screen.cur.row; 1244 line.touch ();
1245 line.is_longer (0);
1246
1128 switch (mode) { 1247 switch (mode)
1248 {
1249 case 3:
1250 if (screen.flags & Screen_WrapNext)
1251 return;
1252
1253 /* fall through */
1254
1129 case 0: /* erase to end of line */ 1255 case 0: /* erase to end of line */
1130 col = R->screen.cur.col; 1256 col = screen.cur.col;
1131 num = R->TermWin.ncol - col; 1257 num = ncol - col;
1132 MIN_IT(R->screen.tlen[row], (int16_t)col); 1258 min_it (line.l, col);
1259
1133 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1260 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1134 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1261 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1135 CLEAR_SELECTION(R); 1262 CLEAR_SELECTION ();
1136 break; 1263 break;
1264
1137 case 1: /* erase to beginning of line */ 1265 case 1: /* erase to beginning of line */
1138 col = 0; 1266 col = 0;
1139 num = R->screen.cur.col + 1; 1267 num = screen.cur.col + 1;
1268
1140 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1269 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1141 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1270 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1142 CLEAR_SELECTION(R); 1271 CLEAR_SELECTION ();
1143 break; 1272 break;
1273
1144 case 2: /* erase whole line */ 1274 case 2: /* erase whole line */
1145 col = 0; 1275 col = 0;
1146 num = R->TermWin.ncol; 1276 num = ncol;
1147 R->screen.tlen[row] = 0; 1277 line.l = 0;
1148 if (R->selection.beg.row <= R->screen.cur.row 1278 if (selection.beg.row <= screen.cur.row
1149 && R->selection.end.row >= R->screen.cur.row) 1279 && selection.end.row >= screen.cur.row)
1150 CLEAR_SELECTION(R); 1280 CLEAR_SELECTION ();
1151 break; 1281 break;
1152 default: 1282 default:
1153 return; 1283 return;
1154 } 1284 }
1155 if (R->screen.text[row]) 1285
1156 rxvt_blank_line(aR_ 1286 scr_blank_line (line, col, num, rstyle);
1157 &(R->screen.text[row][col]),
1158 &(R->screen.rend[row][col]), num, R->rstyle);
1159 else
1160 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1161 R->rstyle);
1162} 1287}
1163 1288
1164/* ------------------------------------------------------------------------- */ 1289/* ------------------------------------------------------------------------- */
1165/* 1290/*
1166 * Erase part of whole of the screen 1291 * Erase part of whole of the screen
1167 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1292 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1168 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1293 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1169 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1294 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1170 */ 1295 */
1171/* EXTPROTO */
1172void 1296void
1173rxvt_scr_erase_screen(pR_ int mode) 1297rxvt_term::scr_erase_screen (int mode) NOTHROW
1174{ 1298{
1175 int num; 1299 int num;
1176 int32_t row, row_offset; 1300 int32_t row;
1177 rend_t ren; 1301 rend_t ren;
1178 XGCValues gcvalue; 1302 XGCValues gcvalue;
1179 1303
1180 R->want_refresh = 1; 1304 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); 1305 ZERO_SCROLLBACK ();
1183 RESET_CHSTAT(R);
1184 row_offset = (int32_t)R->TermWin.saveLines;
1185 1306
1186 switch (mode) { 1307 switch (mode)
1308 {
1187 case 0: /* erase to end of screen */ 1309 case 0: /* erase to end of screen */
1188 rxvt_selection_check(aR_ 1); 1310 selection_check (1);
1189 rxvt_scr_erase_line(aR_ 0); 1311 scr_erase_line (0);
1190 row = R->screen.cur.row + 1; /* possible OOB */ 1312 row = screen.cur.row + 1; /* possible OOB */
1191 num = R->TermWin.nrow - row; 1313 num = nrow - row;
1192 break; 1314 break;
1193 case 1: /* erase to beginning of screen */ 1315 case 1: /* erase to beginning of screen */
1194 rxvt_selection_check(aR_ 3); 1316 selection_check (3);
1195 rxvt_scr_erase_line(aR_ 1); 1317 scr_erase_line (1);
1196 row = 0; 1318 row = 0;
1197 num = R->screen.cur.row; 1319 num = screen.cur.row;
1198 break; 1320 break;
1199 case 2: /* erase whole screen */ 1321 case 2: /* erase whole screen */
1200 rxvt_selection_check(aR_ 3); 1322 selection_check (3);
1201#ifdef RXVT_GRAPHICS
1202 rxvt_Gr_ClearScreen(aR);
1203#endif
1204 row = 0; 1323 row = 0;
1205 num = R->TermWin.nrow; 1324 num = nrow;
1206 break; 1325 break;
1207 default: 1326 default:
1208 return; 1327 return;
1209 } 1328 }
1210 R->refresh_type |= REFRESH_BOUNDS; 1329
1211 if (R->selection.op && R->current_screen == R->selection.screen 1330 if (selection.op && current_screen == selection.screen
1212 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1331 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1213 || (R->selection.end.row >= row 1332 || (selection.end.row >= row
1214 && R->selection.end.row <= row + num))) 1333 && selection.end.row <= row + num)))
1215 CLEAR_SELECTION(R); 1334 CLEAR_SELECTION ();
1335
1216 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1336 if (row >= nrow) /* Out Of Bounds */
1217 return; 1337 return;
1218 MIN_IT(num, (R->TermWin.nrow - row)); 1338
1339 min_it (num, nrow - row);
1340
1341 // TODO: the code below does not work when view_start != 0
1342 // the workaround is to disable the clear and use a normal refresh
1343 // when view_start != 0. mysterious.
1219 if (R->rstyle & (RS_RVid | RS_Uline)) 1344 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1220 ren = (rend_t) ~RS_None; 1345 ren = (rend_t) ~RS_None;
1221 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1346 else if (GET_BASEBG (rstyle) == Color_bg)
1347 {
1222 ren = DEFAULT_RSTYLE; 1348 ren = DEFAULT_RSTYLE;
1223 CLEAR_ROWS(row, num); 1349
1224 } else { 1350 if (mapped && !view_start)
1351 XClearArea (dpy, vt, 0,
1352 Row2Pixel (row - view_start), (unsigned int)width,
1353 (unsigned int)Height2Pixel (num), False);
1354 }
1355 else
1356 {
1225 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1357 ren = rstyle & (RS_fgMask | RS_bgMask);
1226 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1358
1359 if (mapped && !view_start)
1360 {
1361 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1227 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1362 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1228 ERASE_ROWS(row, num); 1363 XFillRectangle (dpy, vt, gc,
1364 0, Row2Pixel (row - view_start),
1365 (unsigned int)width,
1366 (unsigned int)Height2Pixel (num));
1229 gcvalue.foreground = R->PixColors[Color_fg]; 1367 gcvalue.foreground = pix_colors[Color_fg];
1230 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1368 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1369 }
1231 } 1370 }
1371
1232 for (; num--; row++) { 1372 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 } 1373 {
1374 scr_blank_screen_mem (ROW(row), rstyle);
1375
1376 if (!view_start)
1377 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1378 }
1240} 1379}
1380
1381#if !ENABLE_MINIMAL
1382void
1383rxvt_term::scr_erase_savelines () NOTHROW
1384{
1385 want_refresh = 1;
1386 ZERO_SCROLLBACK ();
1387
1388 top_row = 0;
1389}
1390#endif
1241 1391
1242/* ------------------------------------------------------------------------- */ 1392/* ------------------------------------------------------------------------- */
1243/* 1393/*
1244 * Fill the screen with `E's 1394 * Fill the screen with `E's
1245 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1395 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1246 */ 1396 */
1247/* EXTPROTO */
1248void 1397void
1249rxvt_scr_E(pR) 1398rxvt_term::scr_E () NOTHROW
1250{ 1399{
1251 int i, j, k; 1400 rend_t fs;
1252 rend_t *r1, fs;
1253 1401
1254 R->want_refresh = 1; 1402 want_refresh = 1;
1255 R->num_scr_allow = 0;
1256 ZERO_SCROLLBACK(R); 1403 ZERO_SCROLLBACK ();
1257 RESET_CHSTAT(R); 1404
1405 num_scr_allow = 0;
1258 rxvt_selection_check(aR_ 3); 1406 selection_check (3);
1259 1407
1260 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1408 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1261 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1409 for (int row = nrow; row--; )
1262 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1410 {
1263 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1411 line_t &line = ROW(row);
1264 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1412
1413 fill_text (line.t, 'E', ncol);
1414 rend_t *r1 = line.r;
1415
1416 for (int j = ncol; j--; )
1265 *r1++ = fs; 1417 *r1++ = fs;
1418
1419 line.is_longer (0);
1420 line.touch (ncol);
1266 } 1421 }
1267} 1422}
1268 1423
1269/* ------------------------------------------------------------------------- */ 1424/* ------------------------------------------------------------------------- */
1270/* 1425/*
1271 * Insert/Delete <count> lines 1426 * Insert/Delete <count> lines
1272 */ 1427 */
1273/* EXTPROTO */
1274void 1428void
1275rxvt_scr_insdel_lines(pR_ int count, int insdel) 1429rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1276{ 1430{
1277 int end; 1431 int end;
1278 1432
1279 ZERO_SCROLLBACK(R); 1433 ZERO_SCROLLBACK ();
1280 RESET_CHSTAT(R);
1281 1434
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); 1435 selection_check (1);
1288 1436
1289 if (R->screen.cur.row > R->screen.bscroll) 1437 if (screen.cur.row > screen.bscroll)
1438 return;
1439
1440 end = screen.bscroll - screen.cur.row + 1;
1441 if (count > end)
1442 {
1443 if (insdel == DELETE)
1290 return; 1444 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) 1445 else if (insdel == INSERT)
1297 count = end; 1446 count = end;
1298 } 1447 }
1299 R->screen.flags &= ~Screen_WrapNext;
1300 1448
1449 scr_do_wrap ();
1450
1301 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1451 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1302 0);
1303} 1452}
1304 1453
1305/* ------------------------------------------------------------------------- */ 1454/* ------------------------------------------------------------------------- */
1306/* 1455/*
1307 * Insert/Delete <count> characters from the current position 1456 * Insert/Delete <count> characters from the current position
1308 */ 1457 */
1309/* EXTPROTO */
1310void 1458void
1311rxvt_scr_insdel_chars(pR_ int count, int insdel) 1459rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1312{ 1460{
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; 1461 want_refresh = 1;
1320 ZERO_SCROLLBACK(R); 1462 ZERO_SCROLLBACK ();
1321#if 0
1322 RESET_CHSTAT(R);
1323#endif
1324 1463
1325#ifdef RXVT_GRAPHICS
1326 if (rxvt_Gr_Displayed(aR))
1327 rxvt_Gr_scroll(aR_ 0);
1328#endif
1329
1330 if (count <= 0) 1464 if (count <= 0)
1331 return; 1465 return;
1332 1466
1467 scr_do_wrap ();
1468
1333 rxvt_selection_check(aR_ 1); 1469 selection_check (1);
1334 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1470 min_it (count, ncol - screen.cur.col);
1335 1471
1336 row = R->screen.cur.row + R->TermWin.saveLines; 1472 int row = screen.cur.row;
1337 R->screen.flags &= ~Screen_WrapNext;
1338 1473
1339 stp = R->screen.text[row]; 1474 line_t *line = &ROW(row);
1340 srp = R->screen.rend[row]; 1475
1341 slp = &(R->screen.tlen[row]); 1476 line->touch ();
1477 line->is_longer (0);
1478
1479 // nuke wide spanning the start
1480 if (line->t[screen.cur.col] == NOCHAR)
1481 scr_kill_char (*line, screen.cur.col);
1482
1342 switch (insdel) { 1483 switch (insdel)
1484 {
1343 case INSERT: 1485 case INSERT:
1344 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1486 line->l = min (line->l + count, ncol);
1345 col--) { 1487
1488 if (line->t[screen.cur.col] == NOCHAR)
1489 scr_kill_char (*line, screen.cur.col);
1490
1491 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1492 {
1346 stp[col] = stp[col - count]; 1493 line->t[col] = line->t[col - count];
1347 srp[col] = srp[col - count]; 1494 line->r[col] = line->r[col - count];
1348 } 1495 }
1349 if (*slp != -1) { 1496
1350 *slp += count;
1351 MIN_IT(*slp, R->TermWin.ncol);
1352 }
1353 if (R->selection.op && R->current_screen == R->selection.screen 1497 if (selection.op && current_screen == selection.screen
1354 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1498 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1499 {
1355 if (R->selection.end.row != R->screen.cur.row 1500 if (selection.end.row != screen.cur.row
1356 || (R->selection.end.col + count >= R->TermWin.ncol)) 1501 || (selection.end.col + count >= ncol))
1357 CLEAR_SELECTION(R); 1502 CLEAR_SELECTION ();
1503 else
1504 {
1358 else { /* shift selection */ 1505 /* shift selection */
1359 R->selection.beg.col += count; 1506 selection.beg.col += count;
1360 R->selection.mark.col += count; /* XXX: yes? */ 1507 selection.mark.col += count; /* XXX: yes? */
1361 R->selection.end.col += count; 1508 selection.end.col += count;
1362 } 1509 }
1363 } 1510 }
1364 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1511
1365 (unsigned int)count, R->rstyle); 1512 scr_blank_line (*line, screen.cur.col, count, rstyle);
1366 break; 1513 break;
1514
1367 case ERASE: 1515 case ERASE:
1368 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1516 screen.cur.col += count; /* don't worry if > ncol */
1369 rxvt_selection_check(aR_ 1); 1517 selection_check (1);
1370 R->screen.cur.col -= count; 1518 screen.cur.col -= count;
1371 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1519
1372 (unsigned int)count, R->rstyle); 1520 // nuke wide char after the end
1521 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1522 scr_kill_char (*line, screen.cur.col + count);
1523
1524 scr_blank_line (*line, screen.cur.col, count, rstyle);
1373 break; 1525 break;
1526
1374 case DELETE: 1527 case DELETE:
1375 tr = srp[R->TermWin.ncol - 1] 1528 line->l = max (line->l - count, 0);
1376 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1529
1530 // nuke wide char spanning the end
1531 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1532 scr_kill_char (*line, screen.cur.col + count);
1533
1377 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1534 for (int col = screen.cur.col; (col + count) < ncol; col++)
1535 {
1378 stp[col] = stp[col + count]; 1536 line->t[col] = line->t[col + count];
1379 srp[col] = srp[col + count]; 1537 line->r[col] = line->r[col + count];
1380 } 1538 }
1381 rxvt_blank_line(aR_ 1539
1382 &(stp[R->TermWin.ncol - count]), 1540 scr_blank_line (*line, ncol - count, count, rstyle);
1383 &(srp[R->TermWin.ncol - count]), 1541
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 1542 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1543 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1544 {
1391 if (R->selection.end.row != R->screen.cur.row 1545 if (selection.end.row != screen.cur.row
1392 || (R->screen.cur.col >= R->selection.beg.col - count) 1546 || (screen.cur.col >= selection.beg.col - count)
1393 || R->selection.end.col >= R->TermWin.ncol) 1547 || selection.end.col >= ncol)
1394 CLEAR_SELECTION(R); 1548 CLEAR_SELECTION ();
1395 else { 1549 else
1550 {
1396 /* shift selection */ 1551 /* shift selection */
1397 R->selection.beg.col -= count; 1552 selection.beg.col -= count;
1398 R->selection.mark.col -= count; /* XXX: yes? */ 1553 selection.mark.col -= count; /* XXX: yes? */
1399 R->selection.end.col -= count; 1554 selection.end.col -= count;
1400 } 1555 }
1401 } 1556 }
1557
1402 break; 1558 break;
1403 } 1559 }
1404} 1560}
1405 1561
1406/* ------------------------------------------------------------------------- */ 1562/* ------------------------------------------------------------------------- */
1407/* 1563/*
1408 * Set the scrolling region 1564 * Set the scrolling region
1409 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1565 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1410 */ 1566 */
1411/* EXTPROTO */
1412void 1567void
1413rxvt_scr_scroll_region(pR_ int top, int bot) 1568rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1414{ 1569{
1415 MAX_IT(top, 0); 1570 max_it (top, 0);
1416 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1571 min_it (bot, nrow - 1);
1572
1417 if (top > bot) 1573 if (top > bot)
1418 return; 1574 return;
1575
1419 R->screen.tscroll = top; 1576 screen.tscroll = top;
1420 R->screen.bscroll = bot; 1577 screen.bscroll = bot;
1421 rxvt_scr_gotorc(aR_ 0, 0, 0); 1578 scr_gotorc (0, 0, 0);
1422} 1579}
1423 1580
1424/* ------------------------------------------------------------------------- */ 1581/* ------------------------------------------------------------------------- */
1425/* 1582/*
1426 * Make the cursor visible/invisible 1583 * Make the cursor visible/invisible
1427 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1584 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1428 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1585 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1429 */ 1586 */
1430/* EXTPROTO */
1431void 1587void
1432rxvt_scr_cursor_visible(pR_ int mode) 1588rxvt_term::scr_cursor_visible (int mode) NOTHROW
1433{ 1589{
1434 R->want_refresh = 1; 1590 want_refresh = 1;
1591
1435 if (mode) 1592 if (mode)
1436 R->screen.flags |= Screen_VisibleCursor; 1593 screen.flags |= Screen_VisibleCursor;
1437 else 1594 else
1438 R->screen.flags &= ~Screen_VisibleCursor; 1595 screen.flags &= ~Screen_VisibleCursor;
1439} 1596}
1440 1597
1441/* ------------------------------------------------------------------------- */ 1598/* ------------------------------------------------------------------------- */
1442/* 1599/*
1443 * Set/unset automatic wrapping 1600 * Set/unset automatic wrapping
1444 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1601 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1445 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1602 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1446 */ 1603 */
1447/* EXTPROTO */
1448void 1604void
1449rxvt_scr_autowrap(pR_ int mode) 1605rxvt_term::scr_autowrap (int mode) NOTHROW
1450{ 1606{
1451 if (mode) 1607 if (mode)
1452 R->screen.flags |= Screen_Autowrap; 1608 screen.flags |= Screen_Autowrap;
1453 else 1609 else
1454 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1610 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1455} 1611}
1456 1612
1457/* ------------------------------------------------------------------------- */ 1613/* ------------------------------------------------------------------------- */
1458/* 1614/*
1459 * Set/unset margin origin mode 1615 * Set/unset margin origin mode
… …
1462 * Relative mode: line numbers are relative to top margin of scrolling region 1618 * Relative mode: line numbers are relative to top margin of scrolling region
1463 * and the cursor cannot be moved outside. 1619 * and the cursor cannot be moved outside.
1464 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1620 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1465 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1621 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1466 */ 1622 */
1467/* EXTPROTO */
1468void 1623void
1469rxvt_scr_relative_origin(pR_ int mode) 1624rxvt_term::scr_relative_origin (int mode) NOTHROW
1470{ 1625{
1471 if (mode) 1626 if (mode)
1472 R->screen.flags |= Screen_Relative; 1627 screen.flags |= Screen_Relative;
1473 else 1628 else
1474 R->screen.flags &= ~Screen_Relative; 1629 screen.flags &= ~Screen_Relative;
1630
1475 rxvt_scr_gotorc(aR_ 0, 0, 0); 1631 scr_gotorc (0, 0, 0);
1476} 1632}
1477 1633
1478/* ------------------------------------------------------------------------- */ 1634/* ------------------------------------------------------------------------- */
1479/* 1635/*
1480 * Set insert/replace mode 1636 * Set insert/replace mode
1481 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1637 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1482 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1638 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1483 */ 1639 */
1484/* EXTPROTO */
1485void 1640void
1486rxvt_scr_insert_mode(pR_ int mode) 1641rxvt_term::scr_insert_mode (int mode) NOTHROW
1487{ 1642{
1488 if (mode) 1643 if (mode)
1489 R->screen.flags |= Screen_Insert; 1644 screen.flags |= Screen_Insert;
1490 else 1645 else
1491 R->screen.flags &= ~Screen_Insert; 1646 screen.flags &= ~Screen_Insert;
1492} 1647}
1493 1648
1494/* ------------------------------------------------------------------------- */ 1649/* ------------------------------------------------------------------------- */
1495/* 1650/*
1496 * Set/Unset tabs 1651 * Set/Unset tabs
1497 * XTERM_SEQ: Set tab at current column : ESC H 1652 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1653 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1654 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1655 */
1501/* EXTPROTO */
1502void 1656void
1503rxvt_scr_set_tab(pR_ int mode) 1657rxvt_term::scr_set_tab (int mode) NOTHROW
1504{ 1658{
1505 if (mode < 0) 1659 if (mode < 0)
1506 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1660 memset (tabs, 0, ncol);
1507 else if (R->screen.cur.col < R->TermWin.ncol) 1661 else if (screen.cur.col < ncol)
1508 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1662 tabs [screen.cur.col] = !!mode;
1509} 1663}
1510 1664
1511/* ------------------------------------------------------------------------- */ 1665/* ------------------------------------------------------------------------- */
1512/* 1666/*
1513 * Set reverse/normal video 1667 * Set reverse/normal video
1514 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1668 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1515 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1669 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1516 */ 1670 */
1517/* EXTPROTO */
1518void 1671void
1519rxvt_scr_rvideo_mode(pR_ int mode) 1672rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1520{ 1673{
1521 XGCValues gcvalue; 1674 rvideo_mode = on;
1522 1675
1523 if (R->rvideo != mode) { 1676#ifndef NO_BELL
1524 R->rvideo = mode; 1677 on ^= rvideo_bell;
1525 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1678#endif
1526#if defined(XPM_BACKGROUND) 1679
1680 if (rvideo_state != on)
1681 {
1682 rvideo_state = on;
1683
1684 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1685#ifdef HAVE_BG_PIXMAP
1527 if (R->bgPixmap.pixmap == None) 1686 if (bgPixmap.pixmap == None)
1528#endif 1687#endif
1529#if defined(TRANSPARENT) 1688 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
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 1689
1690 XGCValues gcvalue;
1535 gcvalue.foreground = R->PixColors[Color_fg]; 1691 gcvalue.foreground = pix_colors[Color_fg];
1536 gcvalue.background = R->PixColors[Color_bg]; 1692 gcvalue.background = pix_colors[Color_bg];
1537 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1693 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1538 &gcvalue); 1694
1539 rxvt_scr_clear(aR); 1695 scr_clear ();
1540 rxvt_scr_touch(aR_ True); 1696 scr_touch (true);
1541 } 1697 }
1542} 1698}
1543 1699
1544/* ------------------------------------------------------------------------- */ 1700/* ------------------------------------------------------------------------- */
1545/* 1701/*
1546 * Report current cursor position 1702 * Report current cursor position
1547 * XTERM_SEQ: Report position: ESC [ 6 n 1703 * XTERM_SEQ: Report position: ESC [ 6 n
1548 */ 1704 */
1549/* EXTPROTO */
1550void 1705void
1551rxvt_scr_report_position(pR) 1706rxvt_term::scr_report_position () NOTHROW
1552{ 1707{
1553 rxvt_tt_printf(aR_ "\033[%d;%dR", R->screen.cur.row + 1, 1708 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1554 R->screen.cur.col + 1);
1555} 1709}
1556 1710
1557/* ------------------------------------------------------------------------- * 1711/* ------------------------------------------------------------------------- *
1558 * FONTS * 1712 * FONTS *
1559 * ------------------------------------------------------------------------- */ 1713 * ------------------------------------------------------------------------- */
1560 1714
1561/* 1715/*
1562 * Set font style 1716 * Set font style
1563 */ 1717 */
1564/* INTPROTO */
1565void 1718void
1566rxvt_set_font_style(pR) 1719rxvt_term::set_font_style () NOTHROW
1567{ 1720{
1721#if 0
1568 switch (R->charsets[R->screen.charset]) { 1722 switch (charsets [screen.charset])
1723 {
1569 case '0': /* DEC Special Character & Line Drawing Set */ 1724 case '0': /* DEC Special Character & Line Drawing Set */
1570 break; 1725 break;
1571 case 'A': /* United Kingdom (UK) */ 1726 case 'A': /* United Kingdom (UK) */
1572 break; 1727 break;
1573 case 'B': /* United States (USASCII) */ 1728 case 'B': /* United States (USASCII) */
1574 break; 1729 break;
1575 case '<': /* Multinational character set */ 1730 case '<': /* Multinational character set */
1576 break; 1731 break;
1577 case '5': /* Finnish character set */ 1732 case '5': /* Finnish character set */
1578 break; 1733 break;
1579 case 'C': /* Finnish character set */ 1734 case 'C': /* Finnish character set */
1580 break; 1735 break;
1581 case 'K': /* German character set */ 1736 case 'K': /* German character set */
1582 break; 1737 break;
1583 } 1738 }
1739#endif
1584} 1740}
1585 1741
1586/* ------------------------------------------------------------------------- */ 1742/* ------------------------------------------------------------------------- */
1587/* 1743/*
1588 * Choose a font 1744 * Choose a font
1589 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1745 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1590 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1746 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1591 * XTERM_SEQ: Invoke G2 character set: ESC N 1747 * XTERM_SEQ: Invoke G2 character set: ESC N
1592 * XTERM_SEQ: Invoke G3 character set: ESC O 1748 * XTERM_SEQ: Invoke G3 character set: ESC O
1593 */ 1749 */
1594/* EXTPROTO */
1595void 1750void
1596rxvt_scr_charset_choose(pR_ int set) 1751rxvt_term::scr_charset_choose (int set) NOTHROW
1597{ 1752{
1598 R->screen.charset = set; 1753 screen.charset = set;
1599 rxvt_set_font_style(aR); 1754 set_font_style ();
1600} 1755}
1601 1756
1602/* ------------------------------------------------------------------------- */ 1757/* ------------------------------------------------------------------------- */
1603/* 1758/*
1604 * Set a font 1759 * Set a font
… …
1606 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1761 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1607 * XTERM_SEQ: Set G2 character set: ESC * <C> 1762 * XTERM_SEQ: Set G2 character set: ESC * <C>
1608 * XTERM_SEQ: Set G3 character set: ESC + <C> 1763 * XTERM_SEQ: Set G3 character set: ESC + <C>
1609 * See set_font_style for possible values for <C> 1764 * See set_font_style for possible values for <C>
1610 */ 1765 */
1611/* EXTPROTO */
1612void 1766void
1613rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1767rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1614{ 1768{
1615 R->charsets[set] = (unsigned char)ch; 1769 charsets[set] = (unsigned char)ch;
1616 rxvt_set_font_style(aR); 1770 set_font_style ();
1617} 1771}
1618 1772
1619
1620/* ------------------------------------------------------------------------- *
1621 * GRAPHICS COLOURS *
1622 * ------------------------------------------------------------------------- */
1623
1624#ifdef RXVT_GRAPHICS
1625/* EXTPROTO */
1626int
1627rxvt_scr_get_fgcolor(pR)
1628{
1629 return GET_FGCOLOR(R->rstyle);
1630}
1631
1632/* ------------------------------------------------------------------------- */
1633/* EXTPROTO */
1634int
1635rxvt_scr_get_bgcolor(pR)
1636{
1637 return GET_BGCOLOR(R->rstyle);
1638}
1639#endif
1640 1773
1641/* ------------------------------------------------------------------------- * 1774/* ------------------------------------------------------------------------- *
1642 * MAJOR SCREEN MANIPULATION * 1775 * MAJOR SCREEN MANIPULATION *
1643 * ------------------------------------------------------------------------- */ 1776 * ------------------------------------------------------------------------- */
1644 1777
1645/* 1778/*
1779 * refresh matching text.
1780 */
1781bool
1782rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1783{
1784 bool found = false;
1785
1786 for (int i = 0; i < nrow; i++)
1787 {
1788 rend_t *drp = drawn_buf[i].r;
1789
1790 for (int col = 0; col < ncol; col++, drp++)
1791 if ((*drp & mask) == value)
1792 {
1793 found = true;
1794 *drp = ~value;
1795 }
1796 }
1797
1798 return found;
1799}
1800
1801/*
1646 * Refresh an area 1802 * Refresh an area
1647 */ 1803 */
1648enum { 1804enum {
1649 PART_BEG = 0, 1805 PART_BEG = 0,
1650 PART_END, 1806 PART_END,
1651 RC_COUNT 1807 RC_COUNT
1652}; 1808};
1653 1809
1654/* EXTPROTO */
1655void 1810void
1656rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1811rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1657{ 1812{
1658 int i; 1813 int i;
1659 row_col_t rc[RC_COUNT]; 1814 row_col_t rc[RC_COUNT];
1660 1815
1661 if (R->drawn_text == NULL) /* sanity check */ 1816 if (!drawn_buf) /* sanity check */
1662 return; 1817 return;
1663 1818
1664#ifdef DEBUG_STRICT 1819#ifndef NO_SLOW_LINK_SUPPORT
1665 x = max(x, (int)R->TermWin.int_bwidth); 1820 if (refresh_type == FAST_REFRESH && !display->is_local)
1666 x = min(x, (int)R->TermWin.width); 1821 {
1667 y = max(y, (int)R->TermWin.int_bwidth); 1822 y = 0;
1668 y = min(y, (int)R->TermWin.height); 1823 eheight = height;
1824 }
1669#endif 1825#endif
1670 1826
1671/* round down */ 1827 /* round down */
1672 rc[PART_BEG].col = Pixel2Col(x); 1828 rc[PART_BEG].col = Pixel2Col (x);
1673 rc[PART_BEG].row = Pixel2Row(y); 1829 rc[PART_BEG].row = Pixel2Row (y);
1674/* round up */ 1830 /* round up */
1675 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1831 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1676 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1832 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1677 1833
1678/* sanity checks */ 1834 /* sanity checks */
1679 for (i = PART_BEG; i < RC_COUNT; i++) { 1835 for (i = PART_BEG; i < RC_COUNT; i++)
1680 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1681 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1682 } 1836 {
1837 min_it (rc[i].col, ncol - 1);
1838 min_it (rc[i].row, nrow - 1);
1839 }
1683 1840
1684 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1685
1686 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1841 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1687 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1842 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1688 (rc[PART_END].col - rc[PART_BEG].col + 1));
1689 1843
1844 num_scr_allow = 0;
1845
1690 if (refresh) 1846 if (refresh)
1691 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1847 scr_refresh ();
1692} 1848}
1693 1849
1694/* ------------------------------------------------------------------------- */ 1850/* ------------------------------------------------------------------------- */
1695/* 1851/*
1696 * Refresh the entire screen 1852 * Refresh the entire screen
1697 */ 1853 */
1698/* EXTPROTO */
1699void 1854void
1700rxvt_scr_touch(pR_ Bool refresh) 1855rxvt_term::scr_touch (bool refresh) NOTHROW
1701{ 1856{
1702 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1857 scr_expose (0, 0, width, height, refresh);
1703} 1858}
1704 1859
1705/* ------------------------------------------------------------------------- */ 1860/* ------------------------------------------------------------------------- */
1706/* 1861/*
1707 * Move the display so that the line represented by scrollbar value Y is at 1862 * Move the display so that the line represented by scrollbar value Y is at
1708 * the top of the screen 1863 * the top of the screen
1709 */ 1864 */
1710/* EXTPROTO */ 1865void
1711int
1712rxvt_scr_move_to(pR_ int y, int len) 1866rxvt_term::scr_move_to (int y, int len) NOTHROW
1713{ 1867{
1714 long p = 0; 1868 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1715 uint16_t oldviewstart;
1716
1717 oldviewstart = R->TermWin.view_start;
1718 if (y < len) {
1719 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1720 p -= (long)(R->TermWin.nrow - 1);
1721 p = max(p, 0);
1722 }
1723 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1724 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1725
1726 return rxvt_scr_changeview(aR_ oldviewstart);
1727} 1869}
1728 1870
1729/* ------------------------------------------------------------------------- */ 1871/* ------------------------------------------------------------------------- */
1730/* 1872/*
1731 * Page the screen up/down nlines 1873 * Page the screen up/down nlines
1732 * direction should be UP or DN 1874 * direction should be UP or DN
1733 */ 1875 */
1734/* EXTPROTO */ 1876bool
1735int
1736rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1877rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1737{ 1878{
1738 int n; 1879 int new_view_start =
1739 uint16_t oldviewstart; 1880 direction == UP ? view_start - nlines
1881 : view_start + nlines;
1740 1882
1741 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1742#ifdef DEBUG_STRICT
1743 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1744#endif
1745 oldviewstart = R->TermWin.view_start;
1746 if (direction == UP) {
1747 n = R->TermWin.view_start + nlines;
1748 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1749 } else {
1750 n = R->TermWin.view_start - nlines;
1751 R->TermWin.view_start = max(n, 0);
1752 }
1753 return rxvt_scr_changeview(aR_ oldviewstart); 1883 return scr_changeview (new_view_start);
1754} 1884}
1755 1885
1756/* INTPROTO */ 1886bool
1757int 1887rxvt_term::scr_changeview (int new_view_start) NOTHROW
1758rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1759{ 1888{
1760 if (R->TermWin.view_start != oldviewstart) { 1889 clamp_it (new_view_start, top_row, 0);
1890
1891 if (new_view_start == view_start)
1892 return false;
1893
1894 num_scr += new_view_start - view_start;
1895 view_start = new_view_start;
1761 R->want_refresh = 1; 1896 want_refresh = 1;
1762#ifdef RXVT_GRAPHICS
1763 if (rxvt_Gr_Displayed(aR))
1764 rxvt_Gr_scroll(aR_ 0);
1765#endif
1766 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1767 }
1768 return (int)(R->TermWin.view_start - oldviewstart);
1769}
1770 1897
1771/* ------------------------------------------------------------------------- */ 1898 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1772/* EXTPROTO */ 1899
1773void 1900 return true;
1774rxvt_scr_bell(pR) 1901}
1775{ 1902
1776#ifndef NO_BELL 1903#ifndef NO_BELL
1904void
1905rxvt_term::bell_cb (ev::timer &w, int revents)
1906{
1907 rvideo_bell = false;
1908 scr_rvideo_mode (rvideo_mode);
1909 refresh_check ();
1910}
1911#endif
1912
1913/* ------------------------------------------------------------------------- */
1914void
1915rxvt_term::scr_bell () NOTHROW
1916{
1917#ifndef NO_BELL
1918
1777# ifndef NO_MAPALERT 1919# ifndef NO_MAPALERT
1778# ifdef MAPALERT_OPTION 1920# ifdef MAPALERT_OPTION
1779 if (R->Options & Opt_mapAlert) 1921 if (option (Opt_mapAlert))
1780# endif 1922# endif
1781 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1923 XMapWindow (dpy, parent[0]);
1782# endif 1924# endif
1925
1926# if ENABLE_FRILLS
1927 if (option (Opt_urgentOnBell))
1928 set_urgency (1);
1929# endif
1930
1783 if (R->Options & Opt_visualBell) { 1931 if (option (Opt_visualBell))
1784 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1932 {
1785 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1933 rvideo_bell = true;
1934 scr_rvideo_mode (rvideo_mode);
1935 flush ();
1936
1937 bell_ev.start (VISUAL_BELL_DURATION);
1938 }
1786 } else 1939 else
1787 XBell(R->Xdisplay, 0); 1940 XBell (dpy, 0);
1941 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1788#endif 1942#endif
1789} 1943}
1790 1944
1791/* ------------------------------------------------------------------------- */ 1945/* ------------------------------------------------------------------------- */
1792/* ARGSUSED */ 1946/* ARGSUSED */
1793/* EXTPROTO */
1794void 1947void
1795rxvt_scr_printscreen(pR_ int fullhist) 1948rxvt_term::scr_printscreen (int fullhist) NOTHROW
1796{ 1949{
1797#ifdef PRINTPIPE 1950#ifdef PRINTPIPE
1798 int i, r1, nrows, row_offset; 1951 int nrows, row_start;
1799 text_t *t; 1952 FILE *fd = popen_printer ();
1800 FILE *fd;
1801 1953
1802 if ((fd = rxvt_popen_printer(aR)) == NULL) 1954 if (!fd)
1803 return; 1955 return;
1804 nrows = R->TermWin.nrow; 1956
1805 row_offset = R->TermWin.saveLines;
1806 if (!fullhist) 1957 if (fullhist)
1807 row_offset -= R->TermWin.view_start;
1808 else {
1809 nrows += R->TermWin.nscrolled;
1810 row_offset -= R->TermWin.nscrolled;
1811 } 1958 {
1812 1959 nrows = nrow - top_row;
1813 for (r1 = 0; r1 < nrows; r1++) { 1960 row_start = top_row;
1814 t = R->screen.text[r1 + row_offset]; 1961 }
1815 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1962 else
1816 if (!isspace(t[i]))
1817 break;
1818 fprintf(fd, "%.*s\n", (i + 1), t);
1819 } 1963 {
1964 nrows = nrow;
1965 row_start = view_start;
1966 }
1967
1968 wctomb (0, 0);
1969
1970 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1971 {
1972 text_t *tp = ROW(r1).t;
1973 int len = ROW(r1).l;
1974
1975 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1976 {
1977 char mb[MB_LEN_MAX];
1978 text_t t = *tp++;
1979 if (t == NOCHAR)
1980 continue;
1981
1982 len = wctomb (mb, t);
1983
1984 if (len <= 0)
1985 {
1986 mb[0] = ' ';
1987 len = 1;
1988 }
1989
1990 fwrite (mb, 1, len, fd);
1991 }
1992
1993 fputc ('\n', fd);
1994 }
1995
1820 rxvt_pclose_printer(fd); 1996 pclose_printer (fd);
1821#endif 1997#endif
1822} 1998}
1823 1999
1824/* ------------------------------------------------------------------------- */ 2000/* ------------------------------------------------------------------------- */
1825/* 2001/*
1826 * Refresh the screen 2002 * Refresh the screen
1827 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2003 * drawn_text/drawn_rend contain the screen information before the update.
1828 * R->screen.text/R->screen.rend contain what the screen will change to. 2004 * screen.text/screen.rend contain what the screen will change to.
2005 */
2006void
2007rxvt_term::scr_refresh () NOTHROW
2008{
2009 int16_t col, row, /* column/row we're processing */
2010 ocrow; /* old cursor row */
2011 int i; /* tmp */
2012#ifndef NO_CURSORCOLOR
2013 rend_t cc1; /* store colours at cursor position (s) */
2014#endif
2015 rend_t *crp; // cursor rendition pointer
2016 rend_t ccol1, /* Cursor colour */
2017 ccol2; /* Cursor colour2 */
2018
2019 want_refresh = 0; /* screen is current */
2020
2021 if (refresh_type == NO_REFRESH || !mapped)
2022 return;
2023
2024 /*
2025 * A: set up vars
1829 */ 2026 */
2027 refresh_count = 0;
1830 2028
1831#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2029 unsigned int old_screen_flags = screen.flags;
1832# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2030 char have_bg = 0;
1833# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2031#ifdef HAVE_BG_PIXMAP
2032 have_bg = bgPixmap.pixmap != None;
2033#endif
2034 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2035
2036 /*
2037 * B: reverse any characters which are selected
2038 */
2039 scr_reverse_selection ();
2040
2041 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2042#if ENABLE_OVERLAY
2043 scr_swap_overlay ();
2044#endif
2045
2046 char showcursor = screen.flags & Screen_VisibleCursor;
2047
2048 /*
2049 * C: set the cursor character (s)
2050 */
2051 {
2052 unsigned char setoldcursor;
2053
2054#ifdef CURSOR_BLINK
2055 if (hidden_cursor)
2056 showcursor = 0;
2057#endif
2058
2059 if (showcursor)
2060 {
2061 int col = screen.cur.col;
2062
2063 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2064 col--;
2065
2066 crp = &ROW(screen.cur.row).r[col];
2067
2068#ifndef NO_CURSORCOLOR
2069 cc1 = *crp & (RS_fgMask | RS_bgMask);
2070 if (ISSET_PIXCOLOR (Color_cursor))
2071 ccol1 = Color_cursor;
2072 else
2073#endif
2074#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2075 ccol1 = fgcolor_of (rstyle);
1834#else 2076#else
1835# define MONO_BOLD(x) \ 2077 ccol1 = Color_fg;
1836 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1837# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1838#endif 2078#endif
1839 2079
1840#define FONT_WIDTH(X, Y) \
1841 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1842#define FONT_RBEAR(X, Y) \
1843 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1844#define FONT_LBEAR(X, Y) \
1845 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1846#define IS_FONT_CHAR(X, Y) \
1847 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1848
1849/* EXTPROTO */
1850void
1851rxvt_scr_refresh(pR_ unsigned char refresh_type)
1852{
1853 unsigned char clearfirst, /* first character writes before cell */
1854 clearlast, /* last character writes beyond cell */
1855 must_clear, /* use draw_string not draw_image_string */
1856#ifndef NO_BOLDFONT
1857 bfont, /* we've changed font to bold font */
1858#endif
1859 rvid, /* reverse video this position */
1860 wbyte, /* we're in multibyte */
1861 showcursor; /* show the cursor */
1862 int fore, back; /* desired foreground/background */
1863 int16_t col, row, /* column/row we're processing */
1864 ocrow; /* old cursor row */
1865 int cursorwidth;
1866 int i, /* tmp */
1867 row_offset; /* basic offset in screen structure */
1868#ifndef NO_CURSORCOLOR 2080#ifndef NO_CURSORCOLOR
1869 rend_t cc1; /* store colours at cursor position(s) */
1870 rend_t cc2; /* store colours at cursor position(s) */
1871#endif
1872 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1873 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1874 char *buffer; /* local copy of R->buffer */
1875
1876 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1877 return;
1878
1879 /*
1880 * A: set up vars
1881 */
1882 clearfirst = clearlast = must_clear = wbyte = 0;
1883#ifndef NO_BOLDFONT
1884 bfont = 0;
1885#endif
1886
1887 if (R->currmaxcol < R->TermWin.ncol)
1888 {
1889 R->currmaxcol = R->TermWin.ncol;
1890 R->buffer = (char *)rxvt_realloc (R->buffer,
1891 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1892 }
1893
1894 buffer = R->buffer;
1895 R->refresh_count = 0;
1896
1897 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1898
1899 if ((refresh_type & REFRESH_BOUNDS))
1900 {
1901 clearfirst = clearlast = 1;
1902 R->refresh_type &= ~REFRESH_BOUNDS;
1903 }
1904
1905#if defined(XPM_BACKGROUND)
1906 must_clear |= (R->bgPixmap.pixmap != None);
1907#endif
1908#if defined(TRANSPARENT)
1909 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1910#endif
1911 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1912
1913/*
1914 * B: reverse any characters which are selected
1915 */
1916 rxvt_scr_reverse_selection(aR);
1917
1918/*
1919 * C: set the cursor character(s)
1920 */
1921 {
1922 unsigned char setoldcursor;
1923 rend_t ccol1, /* Cursor colour */
1924 ccol2; /* Cursor colour2 */
1925
1926 showcursor = (R->screen.flags & Screen_VisibleCursor);
1927 cursorwidth = 0;
1928#ifdef CURSOR_BLINK
1929 if (R->hidden_cursor)
1930 showcursor = 0;
1931#endif
1932
1933 cursorwidth = 0;
1934
1935 if (showcursor)
1936 {
1937 cursorwidth++;
1938
1939 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1940 [R->screen.cur.col]);
1941
1942 if (showcursor && R->TermWin.focus)
1943 {
1944 *srp ^= RS_RVid;
1945#ifndef NO_CURSORCOLOR
1946 cc1 = *srp & (RS_fgMask | RS_bgMask);
1947 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2081 if (ISSET_PIXCOLOR (Color_cursor2))
1948 ccol1 = Color_cursor; 2082 ccol2 = Color_cursor2;
1949 else 2083 else
2084#endif
1950#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2085#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1951 ccol1 = GET_FGCOLOR(R->rstyle); 2086 ccol2 = bgcolor_of (rstyle);
1952#else 2087#else
1953 ccol1 = Color_fg; 2088 ccol2 = Color_bg;
1954#endif 2089#endif
1955 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2090
1956 ccol2 = Color_cursor2; 2091 if (focus)
2092 {
2093 if (option (Opt_cursorUnderline))
2094 *crp ^= RS_Uline;
1957 else 2095 else
1958#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2096 {
1959 ccol2 = GET_BGCOLOR(R->rstyle); 2097 *crp ^= RS_RVid;
1960#else
1961 ccol2 = Color_bg;
1962#endif
1963 *srp = SET_FGCOLOR(*srp, ccol1); 2098 *crp = SET_FGCOLOR (*crp, ccol1);
1964 *srp = SET_BGCOLOR(*srp, ccol2); 2099 *crp = SET_BGCOLOR (*crp, ccol2);
1965#endif
1966 }
1967
1968 while (IS_WIDE (*srp))
1969 cursorwidth++, srp++;
1970 }
1971
1972 /* make sure no outline cursor is left around */
1973 setoldcursor = 0;
1974 if (ocrow != -1) {
1975 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1976 || R->screen.cur.col != R->oldcursor.col) {
1977 if (ocrow < R->TermWin.nrow
1978 && R->oldcursor.col < R->TermWin.ncol) {
1979 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1980 } 2100 }
1981 if (R->TermWin.focus || !showcursor)
1982 R->oldcursor.row = -1;
1983 else
1984 setoldcursor = 1;
1985 }
1986 } else if (!R->TermWin.focus)
1987 setoldcursor = 1;
1988 if (setoldcursor) {
1989 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1990 R->oldcursor.row = -1;
1991 else {
1992 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1993 R->oldcursor.col = R->screen.cur.col;
1994 } 2101 }
1995 } 2102 }
2103
2104 /* make sure no outline cursor is left around */
2105 setoldcursor = 0;
2106 if (ocrow != -1)
2107 {
2108 if (screen.cur.row - view_start != ocrow
2109 || screen.cur.col != oldcursor.col)
2110 {
2111 if (ocrow < nrow
2112 && oldcursor.col < ncol)
2113 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2114
2115 if (focus || !showcursor)
2116 oldcursor.row = -1;
2117 else
2118 setoldcursor = 1;
2119 }
1996 } 2120 }
2121 else if (!focus)
2122 setoldcursor = 1;
2123
2124 if (setoldcursor)
2125 {
2126 if (screen.cur.row - view_start >= nrow)
2127 oldcursor.row = -1;
2128 else
2129 {
2130 oldcursor.row = screen.cur.row - view_start;
2131 oldcursor.col = screen.cur.col;
2132 }
2133 }
2134 }
1997 2135
1998#ifndef NO_SLOW_LINK_SUPPORT 2136#ifndef NO_SLOW_LINK_SUPPORT
1999/* 2137 /*
2000 * D: CopyArea pass - very useful for slower links 2138 * D: CopyArea pass - very useful for slower links
2001 * This has been deliberately kept simple. 2139 * This has been deliberately kept simple.
2002 */ 2140 */
2003 i = R->num_scr; 2141 if (!display->is_local
2004 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2142 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2005 && abs(i) < R->TermWin.nrow && !must_clear) 2143 && abs (num_scr) < nrow && !have_bg)
2006 { 2144 {
2007 int16_t nits; 2145 int16_t nits;
2008 int j; 2146 int i = num_scr;
2009 rend_t *drp2; 2147 int j;
2010 text_t *dtp2; 2148 int len, wlen;
2011 int len, wlen; 2149 dLocal (int, num_scr);
2012 2150
2013 j = R->TermWin.nrow; 2151 j = nrow;
2014 wlen = len = -1; 2152 wlen = len = -1;
2015 row = i > 0 ? 0 : j - 1; 2153 row = i > 0 ? 0 : j - 1;
2154
2016 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2155 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2017 { 2156 {
2018 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2157 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2019 { 2158 {
2020 stp = R->screen.text[row + row_offset]; 2159 line_t s = ROW(view_start + row);
2021 srp = R->screen.rend[row + row_offset];
2022 dtp = R->drawn_text[row]; 2160 line_t d = drawn_buf[row];
2023 dtp2 = R->drawn_text[row + i]; 2161 line_t d2 = drawn_buf[row + i];
2024 drp = R->drawn_rend[row];
2025 drp2 = R->drawn_rend[row + i];
2026 2162
2027 for (nits = 0, col = R->TermWin.ncol; col--; ) 2163 for (nits = 0, col = ncol; col--; )
2028 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2164 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2029 nits--; 2165 nits--;
2030 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2166 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2031 nits++; 2167 nits++;
2032 2168
2033 if (nits > 8) /* XXX: arbitrary choice */ 2169 if (nits > 8) /* XXX: arbitrary choice */
2170 {
2171 for (col = ncol; col--; )
2172 {
2173 *d.t++ = *d2.t++;
2174 *d.r++ = *d2.r++;
2175 }
2176
2177 if (len == -1)
2178 len = row;
2179
2180 wlen = row;
2181 continue;
2182 }
2183 }
2184
2185 if (len >= 0)
2186 {
2187 /* also comes here at end if needed because of >= above */
2188 if (wlen < len)
2189 ::swap (wlen, len);
2190
2191 XGCValues gcv;
2192
2193 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2194 XCopyArea (dpy, vt, vt,
2195 gc, 0, Row2Pixel (len + i),
2196 (unsigned int)this->width,
2197 (unsigned int)Height2Pixel (wlen - len + 1),
2198 0, Row2Pixel (len));
2199 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2200
2201 len = -1;
2202 }
2203 }
2204 }
2205#endif
2206
2207 /*
2208 * E: main pass across every character
2209 */
2210 for (row = 0; row < nrow; row++)
2211 {
2212 text_t *stp = ROW(view_start + row).t;
2213 rend_t *srp = ROW(view_start + row).r;
2214 text_t *dtp = drawn_buf[row].t;
2215 rend_t *drp = drawn_buf[row].r;
2216
2217 /*
2218 * E2: OK, now the real pass
2219 */
2220 int ypixel = (int)Row2Pixel (row);
2221
2222 for (col = 0; col < ncol; col++)
2223 {
2224 /* compare new text with old - if exactly the same then continue */
2225 if (stp[col] == dtp[col] /* Must match characters to skip. */
2226 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2227 || (stp[col] == ' ' /* space w/ no background change */
2228 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2229 continue;
2230
2231 // redraw one or more characters
2232
2233 // seek to the beginning of wide characters
2234 while (expect_false (stp[col] == NOCHAR && col > 0))
2235 --col;
2236
2237 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2238 text_t *text = stp + col;
2239 int count = 1;
2240
2241 dtp[col] = stp[col];
2242 drp[col] = rend;
2243
2244 int xpixel = Col2Pixel (col);
2245
2246 for (i = 0; ++col < ncol; )
2247 {
2248 if (stp[col] == NOCHAR)
2249 {
2250 dtp[col] = stp[col];
2251 drp[col] = srp[col];
2252
2253 count++;
2254 i++;
2255
2256 continue;
2257 }
2258
2259 if (!RS_SAME (rend, srp[col]))
2260 break;
2261
2262 count++;
2263
2264 if (stp[col] != dtp[col]
2265 || !RS_SAME (srp[col], drp[col]))
2266 {
2267 if (have_bg && (i++ > count / 2))
2268 break;
2269
2270 dtp[col] = stp[col];
2271 drp[col] = rend;
2272 i = 0;
2273 }
2274 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2275 break;
2276 }
2277
2278 col--; /* went one too far. move back */
2279 count -= i; /* dump any matching trailing chars */
2280
2281 // sometimes we optimize away the trailing NOCHAR's, add them back
2282 while (expect_false (i && text[count] == NOCHAR))
2283 count++, i--;
2284
2285 /*
2286 * Determine the attributes for the string
2287 */
2288 int fore = fgcolor_of (rend); // desired foreground
2289 int back = bgcolor_of (rend); // desired background
2290
2291 // only do special processing if any attributes are set, which is unlikely
2292 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2293 {
2294 bool invert = rend & RS_RVid;
2295
2296#ifndef NO_BOLD_UNDERLINE_REVERSE
2297 if (rend & RS_Bold && fore == Color_fg)
2298 {
2299 if (ISSET_PIXCOLOR (Color_BD))
2300 fore = Color_BD;
2301# if !ENABLE_STYLES
2302 else
2303 invert = !invert;
2304# endif
2305 }
2306
2307 if (rend & RS_Italic && fore == Color_fg)
2308 {
2309 if (ISSET_PIXCOLOR (Color_IT))
2310 fore = Color_IT;
2311# if !ENABLE_STYLES
2312 else
2313 invert = !invert;
2314# endif
2315 }
2316
2317 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2318 fore = Color_UL;
2319#endif
2320
2321#ifdef OPTION_HC
2322 if (rend & RS_Sel)
2323 {
2324 /* invert the column if no highlightColor is set or it is the
2325 * current cursor column */
2326 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2327 && ISSET_PIXCOLOR (Color_HC))
2328 {
2329 if (ISSET_PIXCOLOR (Color_HTC))
2330 fore = Color_HTC;
2331 // if invert is 0 reverse video is set so we use bg color as fg color
2332 else if (!invert)
2333 fore = back;
2334
2335 back = Color_HC;
2336 invert = 0;
2337 }
2338 }
2339#endif
2340
2341 if (invert)
2342 {
2343 ::swap (fore, back);
2344
2345#ifndef NO_BOLD_UNDERLINE_REVERSE
2346 if (fore == back)
2347 {
2348 fore = Color_bg;
2349 back = Color_fg;
2350 }
2351#endif
2352 }
2353
2354#ifdef TEXT_BLINK
2355 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2356 {
2357 if (!text_blink_ev.is_active ())
2358 {
2359 text_blink_ev.again ();
2360 hidden_text = 0;
2361 }
2362 else if (hidden_text)
2363 fore = back;
2364 }
2365#endif
2366
2367#if ENABLE_STYLES
2368 // "careful" (too wide) character handling
2369
2370 // include previous careful character(s) if possible, looks nicer (best effort...)
2371 while (text > stp
2372 && srp[text - stp - 1] & RS_Careful
2373 && RS_SAME (rend, srp[text - stp - 1]))
2374 text--, count++, xpixel -= fwidth;
2375
2376 // force redraw after "careful" characters to avoid pixel droppings
2377 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2378 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2379
2380 // force redraw before "careful" characters to avoid pixel droppings
2381 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2382 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2383#endif
2384 }
2385
2386 /*
2387 * Actually do the drawing of the string here
2388 */
2389 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2390
2391 if (expect_true (have_bg && back == Color_bg))
2392 {
2393 // this is very ugly, maybe push it into ->draw?
2394
2395 for (i = 0; i < count; i++) /* don't draw empty strings */
2396 if (text[i] != ' ')
2034 { 2397 {
2035 for (col = R->TermWin.ncol; col--; ) 2398 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2036 { 2399 goto did_clear;
2037 *dtp++ = *dtp2++;
2038 *drp++ = *drp2++;
2039 }
2040
2041 if (len == -1)
2042 len = row;
2043
2044 wlen = row;
2045 continue;
2046 } 2400 }
2401
2402 CLEAR_CHARS (xpixel, ypixel, count);
2403 did_clear: ;
2047 } 2404 }
2405 else
2406 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2048 2407
2049 if (len != -1) 2408 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2050 { 2409 {
2051 /* also comes here at end if needed because of >= above */ 2410#if ENABLE_FRILLS
2052 if (wlen < len) 2411 if (ISSET_PIXCOLOR (Color_underline))
2053 SWAP_IT(wlen, len, int); 2412 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2054 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2055 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2056 R->TermWin.gc, 0, Row2Pixel(len + i),
2057 (unsigned int)TermWin_TotalWidth(),
2058 (unsigned int)Height2Pixel(wlen - len + 1),
2059 0, Row2Pixel(len));
2060 len = -1;
2061 }
2062 }
2063 }
2064#endif
2065
2066/*
2067 * E: main pass across every character
2068 */
2069 for (row = 0; row < R->TermWin.nrow; row++)
2070 {
2071 stp = R->screen.text[row + row_offset];
2072 srp = R->screen.rend[row + row_offset];
2073 dtp = R->drawn_text[row];
2074 drp = R->drawn_rend[row];
2075
2076/*
2077 * E2: OK, now the real pass
2078 */
2079 int ypixel = (int)Row2Pixel(row);
2080
2081 for (col = 0; col < R->TermWin.ncol; col++)
2082 {
2083 /* compare new text with old - if exactly the same then continue */
2084 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2085
2086 if (stp[col] == dtp[col] /* Must match characters to skip. */
2087 && (rend == drp[col] /* Either rendition the same or */
2088 || (stp[col] == ' ' /* space w/ no background change */
2089 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2090 continue;
2091
2092 text_t *text = stp + col;
2093 int count = 1;
2094
2095 /* redraw one or more characters */
2096
2097 dtp[col] = stp[col];
2098 drp[col] = rend;
2099
2100 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2101 continue;
2102
2103 int xpixel = Col2Pixel(col);
2104
2105 // this loop looks very messy, it can probably be optimized
2106 // and cleaned a bit by you?
2107 for (i = 0; ++col < R->TermWin.ncol; )
2108 {
2109 if (stp[col] == NOCHAR)
2110 {
2111 dtp[col] = stp[col];
2112 drp[col] = rend;
2113 count++;
2114
2115 if (i) // only possible skip if char unchanged
2116 i++;
2117
2118 continue;
2119 }
2120
2121 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2122 break;
2123
2124 count++;
2125
2126 if (stp[col] != dtp[col]
2127 || srp[col] != drp[col])
2128 {
2129 if (must_clear && (i++ > (count / 2)))
2130 break;
2131
2132 dtp[col] = stp[col];
2133 drp[col] = rend;
2134 i = 0;
2135 }
2136 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2137 break;
2138 }
2139
2140 col--; /* went one too far. move back */
2141 count -= i; /* dump any matching trailing chars */
2142
2143/*
2144 * Determine the attributes for the string
2145 */
2146 int fid = GET_FONT(rend);
2147 fore = GET_FGCOLOR(rend);
2148 back = GET_BGCOLOR(rend);
2149 rend = GET_ATTR(rend);
2150
2151 rvid = (rend & RS_RVid) ? 1 : 0;
2152#ifdef OPTION_HC
2153 if (!rvid && (rend & RS_Blink))
2154 {
2155 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2156 back = Color_HC;
2157 else 2413 else
2158 rvid = !rvid; /* fall back */
2159 }
2160#endif
2161 if (rvid)
2162 {
2163 SWAP_IT(fore, back, int);
2164
2165#ifndef NO_BOLD_UNDERLINE_REVERSE
2166 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2167# ifndef NO_CURSORCOLOR
2168 && !ISSET_PIXCOLOR(R, Color_cursor)
2169# endif 2414#endif
2170 ) 2415 XSetForeground (dpy, gc, pix_colors[fore]);
2171 back = Color_RV;
2172#endif
2173 }
2174#ifndef NO_BOLD_UNDERLINE_REVERSE
2175 else if (rend & RS_Bold)
2176 {
2177 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD))
2178 {
2179 fore = Color_BD;
2180# ifndef VERYBOLD
2181 rend &= ~RS_Bold; /* we've taken care of it */
2182# endif
2183 }
2184 }
2185 else if (rend & RS_Uline)
2186 {
2187 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2188 {
2189 fore = Color_UL;
2190 rend &= ~RS_Uline; /* we've taken care of it */
2191 }
2192 }
2193#endif
2194 2416
2195/* 2417 XDrawLine (dpy, vt, gc,
2196 * Actually do the drawing of the string here
2197 */
2198 rxvt_font *font = (*R->TermWin.fontset)[fid];
2199
2200 if (back == Color_bg)
2201 {
2202 if (must_clear)
2203 {
2204 for (i = 0; i < count; i++) /* don't draw empty strings */
2205 if (text[i] != ' ')
2206 {
2207 font->draw (xpixel, ypixel, text, count, fore, -1);
2208 goto nodraw;
2209 }
2210
2211 CLEAR_CHARS(xpixel, ypixel, count);
2212nodraw: ;
2213 }
2214 else
2215 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2216 }
2217 else
2218 font->draw (xpixel, ypixel, text, count, fore, back);
2219
2220 if ((rend & RS_Uline) && (font->descent > 1))
2221 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2222 xpixel, ypixel + font->ascent + 1, 2418 xpixel, ypixel + font->ascent + 1,
2223 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2419 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2420 }
2224 } /* for (col....) */ 2421 } /* for (col....) */
2225 } /* for (row....) */ 2422 } /* for (row....) */
2226 2423
2227/* 2424 /*
2228 * G: cleanup cursor and display outline cursor if necessary 2425 * G: cleanup cursor and display outline cursor if necessary
2229 */ 2426 */
2230 if (showcursor) { 2427 if (showcursor)
2231 if (R->TermWin.focus) { 2428 {
2232 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2429 if (focus)
2233 [R->screen.cur.col]); 2430 {
2431 if (option (Opt_cursorUnderline))
2432 *crp ^= RS_Uline;
2433 else
2434 {
2234 *srp ^= RS_RVid; 2435 *crp ^= RS_RVid;
2235#ifndef NO_CURSORCOLOR 2436#ifndef NO_CURSORCOLOR
2236 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2437 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2237#endif 2438#endif
2439 }
2440 }
2238 } else if (R->oldcursor.row >= 0) { 2441 else if (oldcursor.row >= 0)
2442 {
2443 int cursorwidth = 1;
2444 int col = oldcursor.col;
2445
2446 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2447 col--;
2448
2449 while (col + cursorwidth < ncol
2450 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2451 cursorwidth++;
2452
2239#ifndef NO_CURSORCOLOR 2453#ifndef NO_CURSORCOLOR
2240 unsigned long gcmask; /* Graphics Context mask */
2241
2242 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) { 2454 if (ISSET_PIXCOLOR (Color_cursor))
2243 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]); 2455 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2244 } 2456 else
2245#endif 2457#endif
2246 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2458 XSetForeground (dpy, gc, pix_colors[ccol1]);
2459
2460 XDrawRectangle (dpy, vt, gc,
2247 Col2Pixel(R->oldcursor.col), 2461 Col2Pixel (col),
2248 Row2Pixel(R->oldcursor.row), 2462 Row2Pixel (oldcursor.row),
2249 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2463 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2250 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1)); 2464 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2251 } 2465 }
2252 } 2466 }
2253/* 2467
2468 /*
2254 * H: cleanup selection 2469 * H: cleanup selection
2255 */ 2470 */
2471#if ENABLE_OVERLAY
2472 scr_swap_overlay ();
2473#endif
2474 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2475
2256 rxvt_scr_reverse_selection(aR); 2476 scr_reverse_selection ();
2257 2477
2258/* 2478 screen.flags = old_screen_flags;
2259 * I: other general cleanup
2260 */
2261 if (clearfirst && R->TermWin.int_bwidth)
2262 /*
2263 * clear the whole screen height, note that width == 0 is treated
2264 * specially by XClearArea
2265 */
2266 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2267 (unsigned int)R->TermWin.int_bwidth,
2268 (unsigned int)TermWin_TotalHeight(), False);
2269 if (clearlast && R->TermWin.int_bwidth)
2270 /*
2271 * clear the whole screen height, note that width == 0 is treated
2272 * specially by XClearArea
2273 */
2274 XClearArea(R->Xdisplay, R->TermWin.vt,
2275 R->TermWin.width + R->TermWin.int_bwidth, 0,
2276 (unsigned int)R->TermWin.int_bwidth,
2277 (unsigned int)TermWin_TotalHeight(), False);
2278 if (refresh_type & SMOOTH_REFRESH)
2279 XSync(R->Xdisplay, False);
2280
2281 R->num_scr = 0; 2479 num_scr = 0;
2282 R->num_scr_allow = 1; 2480 num_scr_allow = 1;
2283 R->want_refresh = 0; /* screen is current */
2284} 2481}
2285/* ------------------------------------------------------------------------- */
2286 2482
2287/* EXTPROTO */
2288void 2483void
2289rxvt_scr_clear(pR) 2484rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2290{ 2485{
2291 if (!R->TermWin.mapped) 2486 if (!l.t)
2292 return; 2487 return;
2293 R->num_scr_allow = 0;
2294 R->want_refresh = 1;
2295#ifdef TRANSPARENT
2296 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2297 int i;
2298 2488
2299 if (!(R->Options & Opt_transparent_all)) 2489 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2300 i = 0; 2490
2301 else 2491 for (int i = ncol; i--; )
2302 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2492 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2303 for (; i--;) 2493}
2304 if (R->TermWin.parent[i] != None) 2494
2305 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2495void
2496rxvt_term::scr_remap_chars () NOTHROW
2497{
2498 for (int i = total_rows; i--; )
2499 scr_remap_chars (row_buf [i]);
2500
2501 for (int i = nrow; i--; )
2306 } 2502 {
2307#endif 2503 scr_remap_chars (drawn_buf [i]);
2308 XClearWindow(R->Xdisplay, R->TermWin.vt); 2504 scr_remap_chars (swap_buf [i]);
2505 }
2309} 2506}
2310 2507
2311/* ------------------------------------------------------------------------- */
2312/* INTPROTO */
2313void 2508void
2314rxvt_scr_reverse_selection(pR) 2509rxvt_term::scr_recolour () NOTHROW
2315{ 2510{
2316 int i, col, row, end_row; 2511#ifdef HAVE_BG_PIXMAP
2317 rend_t *srp; 2512 bgPixmap.apply ();
2318
2319 if (R->selection.op && R->current_screen == R->selection.screen) {
2320 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2321 i = R->selection.beg.row + R->TermWin.saveLines;
2322 row = R->selection.end.row + R->TermWin.saveLines;
2323 if (i >= end_row)
2324 col = R->selection.beg.col;
2325 else {
2326 col = 0;
2327 i = end_row;
2328 }
2329 end_row += R->TermWin.nrow;
2330 for (; i < row && i < end_row; i++, col = 0)
2331 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2332#ifndef OPTION_HC
2333 srp[col] ^= RS_RVid;
2334#else 2513#else
2335 srp[col] ^= RS_Blink; 2514
2515 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2516 XClearWindow (dpy, parent[0]);
2517 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2518
2519 if (scrollBar.win)
2520 {
2521 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2522 scrollBar.state = STATE_IDLE;
2523 scrollBar.show (0);
2524 }
2525
2336#endif 2526#endif
2337 if (i == row && i < end_row) 2527
2338 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2528 /* bgPixmap.apply () does not do the following : */
2339#ifndef OPTION_HC 2529 scr_clear ();
2340 srp[col] ^= RS_RVid; 2530 scr_touch (true);
2341#else 2531 want_refresh = 1;
2342 srp[col] ^= RS_Blink; 2532}
2533
2534/* ------------------------------------------------------------------------- */
2535void
2536rxvt_term::scr_clear (bool really) NOTHROW
2537{
2538 if (!mapped)
2539 return;
2540
2541 num_scr_allow = 0;
2542 want_refresh = 1;
2543
2544 if (really)
2545 XClearWindow (dpy, vt);
2546}
2547
2548void
2549rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2550{
2551 int view_end = view_start + nrow;
2552 int row, col;
2553
2554 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2555 {
2556 text_t *stp = ROW(row).t;
2557 rend_t *srp = ROW(row).r;
2558
2559 for (col = beg_col; col < end_col; col++)
2560 srp[col] ^= rstyle1;
2561
2562 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2563 srp[col] ^= rstyle2;
2564
2565 if (++col < end_col)
2566 srp[col] ^= rstyle2;
2567 }
2568}
2569
2570void
2571rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2572{
2573 int view_end = view_start + nrow;
2574 int row, col;
2575
2576 if (beg_row >= view_start)
2577 {
2578 col = beg_col;
2579 row = beg_row;
2580 }
2581 else
2582 {
2583 col = 0;
2584 row = view_start;
2585 }
2586
2587 for (; row < min (end_row, view_end); row++, col = 0)
2588 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2589 srp[col] ^= rstyle;
2590
2591 if (row == end_row)
2592 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2593 srp[col] ^= rstyle;
2594}
2595
2596/* ------------------------------------------------------------------------- */
2597void
2598rxvt_term::scr_reverse_selection () NOTHROW
2599{
2600 if (selection.op
2601 && current_screen == selection.screen
2602 && selection.end.row >= view_start)
2603 {
2604#if !ENABLE_MINIMAL
2605 if (selection.rect)
2606 scr_xor_rect (selection.beg.row, selection.beg.col,
2607 selection.end.row, selection.end.col,
2608 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2609 else
2343#endif 2610#endif
2611 scr_xor_span (selection.beg.row, selection.beg.col,
2612 selection.end.row, selection.end.col,
2613 RS_Sel | RS_RVid);
2344 } 2614 }
2345} 2615}
2346 2616
2347/* ------------------------------------------------------------------------- */ 2617/* ------------------------------------------------------------------------- */
2348/* 2618/*
2349 * Dump the whole scrollback and screen to the passed filedescriptor. The 2619 * Dump the whole scrollback and screen to the passed filedescriptor. The
2350 * invoking routine must close the fd. 2620 * invoking routine must close the fd.
2351 */ 2621 */
2352#if 0 2622#if 0
2353/* EXTPROTO */
2354void 2623void
2355rxvt_scr_dump(pR_ int fd) 2624rxvt_term::scr_dump (int fd) NOTHROW
2356{ 2625{
2357 int row, wrote; 2626 int row, wrote;
2358 unsigned int width, towrite; 2627 unsigned int width, towrite;
2359 char r1[] = "\n"; 2628 char r1[] = "\n";
2360 2629
2361 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2630 for (row = saveLines + top_row;
2362 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2631 row < saveLines + nrow - 1; row++)
2363 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2632 {
2364 : R->TermWin.ncol; 2633 width = row_buf[row].l >= 0 ? row_buf[row].l
2634 : ncol;
2365 for (towrite = width; towrite; towrite -= wrote) { 2635 for (towrite = width; towrite; towrite -= wrote)
2636 {
2366 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2637 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2367 towrite); 2638 towrite);
2368 if (wrote < 0) 2639 if (wrote < 0)
2369 return; /* XXX: death, no report */ 2640 return; /* XXX: death, no report */
2370 } 2641 }
2371 if (R->screen.tlen[row] >= 0) 2642 if (row_buf[row].l >= 0)
2372 if (write(fd, r1, 1) <= 0) 2643 if (write (fd, r1, 1) <= 0)
2373 return; /* XXX: death, no report */ 2644 return; /* XXX: death, no report */
2374 } 2645 }
2375} 2646}
2376#endif 2647#endif
2377 2648
2378/* ------------------------------------------------------------------------- * 2649/* ------------------------------------------------------------------------- *
2379 * CHARACTER SELECTION * 2650 * CHARACTER SELECTION *
2380 * ------------------------------------------------------------------------- */ 2651 * ------------------------------------------------------------------------- */
2381
2382/*
2383 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2384 */
2385/* EXTPROTO */
2386void 2652void
2387rxvt_selection_check(pR_ int check_more) 2653rxvt_term::selection_check (int check_more) NOTHROW
2388{ 2654{
2389 row_col_t pos; 2655 row_col_t pos;
2390 2656
2391 if (!R->selection.op) 2657 if (!selection.op)
2392 return; 2658 return;
2393 2659
2394 pos.row = pos.col = 0; 2660 pos.row = pos.col = 0;
2395 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2661 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2396 || (R->selection.beg.row >= R->TermWin.nrow) 2662 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2397 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2663 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2398 || (R->selection.mark.row >= R->TermWin.nrow)
2399 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2400 || (R->selection.end.row >= R->TermWin.nrow)
2401 || (check_more == 1 2664 || (check_more == 1
2402 && R->current_screen == R->selection.screen 2665 && current_screen == selection.screen
2403 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2666 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2404 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2667 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2405 || (check_more == 2 2668 || (check_more == 2
2406 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2669 && ROWCOL_IS_BEFORE (selection.beg, pos)
2407 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2670 && ROWCOL_IS_AFTER (selection.end, pos))
2408 || (check_more == 3 2671 || (check_more == 3
2409 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2672 && ROWCOL_IS_AFTER (selection.end, pos))
2410 || (check_more == 4 /* screen width change */ 2673 || (check_more == 4 /* screen width change */
2411 && (R->selection.beg.row != R->selection.end.row 2674 && (selection.beg.row != selection.end.row
2412 || R->selection.end.col > R->TermWin.ncol))) 2675 || selection.end.col > ncol)))
2413 CLEAR_SELECTION(R); 2676 CLEAR_SELECTION ();
2414} 2677}
2415 2678
2416/* ------------------------------------------------------------------------- */ 2679/* ------------------------------------------------------------------------- */
2417/* 2680/*
2418 * Paste a selection direct to the command fd 2681 * Paste a selection direct to the command fd
2419 */ 2682 */
2420/* INTPROTO */
2421void 2683void
2422rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2684rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2423{ 2685{
2424 unsigned int i, j, n;
2425 unsigned char *ds = (unsigned char *)rxvt_malloc(PROP_SIZE);
2426
2427/* convert normal newline chars into common keyboard Return key sequence */ 2686 /* convert normal newline chars into common keyboard Return key sequence */
2428 for (i = 0; i < nitems; i += PROP_SIZE) { 2687 for (unsigned int i = 0; i < len; i++)
2429 n = min(nitems - i, PROP_SIZE); 2688 if (data[i] == C0_LF)
2430 MEMCPY(ds, data + i, n); 2689 data[i] = C0_CR;
2431 for (j = 0; j < n; j++) 2690
2432 if (ds[j] == '\n') 2691 if (priv_modes & PrivMode_BracketPaste)
2433 ds[j] = '\r'; 2692 tt_printf ("\e[200~");
2434 rxvt_tt_write(aR_ ds, (int)n); 2693
2435 } 2694 tt_write (data, len);
2436 free(ds); 2695
2696 if (priv_modes & PrivMode_BracketPaste)
2697 tt_printf ("\e[201~");
2698}
2699
2700void
2701rxvt_term::paste (char *data, unsigned int len) NOTHROW
2702{
2703 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2704 return;
2705
2706 tt_paste (data, len);
2437} 2707}
2438 2708
2439/* ------------------------------------------------------------------------- */ 2709/* ------------------------------------------------------------------------- */
2440/* 2710/*
2441 * Respond to a notification that a primary selection has been sent 2711 * Respond to a notification that a primary selection has been sent
2442 * EXT: SelectionNotify 2712 * EXT: SelectionNotify
2443 */ 2713 */
2444/* EXTPROTO */ 2714void
2445int
2446rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2715rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2447{ 2716{
2448 long nread = 0;
2449 unsigned long bytes_after;
2450 XTextProperty ct;
2451#ifdef MULTICHAR_SET
2452 int dummy_count;
2453 char **cl;
2454#endif
2455
2456 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2457
2458 if (prop == None) { /* check for failed XConvertSelection */ 2717 if (prop == None) /* check for failed XConvertSelection */
2459#ifdef MULTICHAR_SET 2718 {
2460 if ((R->selection_type & Sel_CompoundText)) { 2719 if ((selection_type & Sel_CompoundText))
2720 {
2461 int selnum = R->selection_type & Sel_whereMask; 2721 int selnum = selection_type & Sel_whereMask;
2462 2722
2463 R->selection_type = 0; 2723 selection_type = 0;
2464 if (selnum != Sel_direct) 2724 if (selnum != Sel_direct)
2465 rxvt_selection_request_other(aR_ XA_STRING, selnum); 2725 selection_request_other (XA_STRING, selnum);
2726 }
2727
2728 if ((selection_type & Sel_UTF8String))
2466 } 2729 {
2467#endif 2730 int selnum = selection_type & Sel_whereMask;
2731
2732 selection_type = Sel_CompoundText;
2733 if (selnum != Sel_direct)
2734 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2735 else
2736 selection_type = 0;
2737 }
2738
2468 return 0; 2739 return;
2740 }
2741
2742 unsigned long bytes_after;
2743 XTextProperty ct;
2744
2745 if (XGetWindowProperty (dpy, win, prop,
2746 0, PROP_SIZE / 4,
2747 delete_prop, AnyPropertyType,
2748 &ct.encoding, &ct.format,
2749 &ct.nitems, &bytes_after,
2750 &ct.value) != Success)
2469 } 2751 {
2470 for (;;) { 2752 ct.value = 0;
2471 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2753 goto bailout;
2472 (long)(PROP_SIZE / 4), delete_prop, 2754 }
2755
2756 if (ct.encoding == None)
2757 goto bailout;
2758
2759 if (bytes_after)
2760 {
2761 // fetch and append remaining data
2762 XTextProperty ct2;
2763
2764 if (XGetWindowProperty (dpy, win, prop,
2765 ct.nitems / 4, (bytes_after + 3) / 4,
2766 delete_prop, AnyPropertyType,
2473 AnyPropertyType, &ct.encoding, &ct.format, 2767 &ct2.encoding, &ct2.format,
2474 &ct.nitems, &bytes_after, 2768 &ct2.nitems, &bytes_after,
2475 &ct.value) != Success) 2769 &ct2.value) != Success)
2476 break; 2770 goto bailout;
2477 if (ct.encoding == 0) { 2771
2478 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2772 // realloc should be compatible to XFree, here, and elsewhere, too
2479 break; 2773 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2774 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2775 ct.nitems += ct2.nitems;
2776
2777 XFree (ct2.value);
2778 }
2779
2780 if (ct.value == 0)
2781 goto bailout;
2782
2783 if (ct.encoding == xa[XA_INCR])
2784 {
2785 // INCR selection, start handshake
2786 if (!delete_prop)
2787 XDeleteProperty (dpy, win, prop);
2788
2789 selection_wait = Sel_incr;
2790 incr_buf_fill = 0;
2791 incr_ev.start (10);
2792
2793 goto bailout;
2794 }
2795
2796 if (ct.nitems == 0)
2797 {
2798 if (selection_wait == Sel_incr)
2480 } 2799 {
2481 if (ct.value == NULL) { 2800 XFree (ct.value);
2482 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!")); 2801
2483 continue; 2802 // finally complete, now paste the whole thing
2803 selection_wait = Sel_normal;
2804 ct.value = (unsigned char *)incr_buf;
2805 ct.nitems = incr_buf_fill;
2806 incr_buf = 0;
2807 incr_buf_size = 0;
2808 incr_ev.stop ();
2809 }
2810 else
2484 } 2811 {
2485 if (ct.nitems == 0) {
2486 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2487 if (R->selection_wait == Sel_normal && nread == 0) { 2812 if (selection_wait == Sel_normal
2813 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2814 {
2488 /* 2815 /*
2489 * pass through again trying CUT_BUFFER0 if we've come from 2816 * pass through again trying CUT_BUFFER0 if we've come from
2490 * XConvertSelection() but nothing was presented 2817 * XConvertSelection () but nothing was presented
2491 */ 2818 */
2492 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2493 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2819 selection_paste (display->root, XA_CUT_BUFFER0, False);
2494 } 2820 }
2495 nread = -1; /* discount any previous stuff */ 2821
2496 break; 2822 goto bailout;
2823 }
2824 }
2825 else if (selection_wait == Sel_incr)
2826 {
2827 incr_ev.start (10);
2828
2829 while (incr_buf_fill + ct.nitems > incr_buf_size)
2497 } 2830 {
2498 nread += ct.nitems; 2831 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2499#ifdef MULTICHAR_SET 2832 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2833 }
2834
2835 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2836 incr_buf_fill += ct.nitems;
2837
2838 goto bailout;
2839 }
2840
2841 char **cl;
2842 int cr;
2843
2844#if !ENABLE_MINIMAL
2845 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2846 // so recode it manually
2847 if (ct.encoding == xa[XA_UTF8_STRING])
2848 {
2849 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2850 char *s = rxvt_wcstombs (w);
2851 free (w);
2852 // TODO: strlen == only the first element will be converted. well...
2853 paste (s, strlen (s));
2854 free (s);
2855 }
2856 else
2857#endif
2500 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl, 2858 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2501 &dummy_count) == Success && cl) { 2859 && cl)
2502 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0])); 2860 {
2861 for (int i = 0; i < cr; i++)
2862 paste (cl[i], strlen (cl[i]));
2863
2503 XFreeStringList(cl); 2864 XFreeStringList (cl);
2504 } else 2865 }
2505#endif 2866 else
2506 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems); 2867 paste ((char *)ct.value, ct.nitems); // paste raw
2507 if (bytes_after == 0) 2868
2508 break; 2869bailout:
2509 XFree(ct.value); 2870 XFree (ct.value);
2510 } 2871
2511 if (ct.value)
2512 XFree(ct.value);
2513 if (R->selection_wait == Sel_normal) 2872 if (selection_wait == Sel_normal)
2514 R->selection_wait = Sel_none; 2873 selection_wait = Sel_none;
2515 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2516 return (int)nread;
2517} 2874}
2518 2875
2519/*
2520 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2521 */
2522/* EXTPROTO */
2523void 2876void
2877rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2878{
2879 selection_wait = Sel_none;
2880
2881 incr_buf_size = 0;
2882 free (incr_buf);
2883
2884 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2885}
2886
2887void
2524rxvt_selection_property(pR_ Window win, Atom prop) 2888rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2525{ 2889{
2526 int reget_time = 0; 2890 if (prop == None || selection_wait != Sel_incr)
2527
2528 if (prop == None)
2529 return; 2891 return;
2530 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2531 if (R->selection_wait == Sel_normal) {
2532 int a, afmt;
2533 Atom atype;
2534 unsigned long bytes_after, nitems;
2535 unsigned char *s = NULL;
2536 2892
2537 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2893 selection_paste (win, prop, true);
2538 R->xa[XA_INCR], &atype, &afmt, &nitems,
2539 &bytes_after, &s);
2540 if (s)
2541 XFree(s);
2542 if (a != Success)
2543 return;
2544#ifndef __CYGWIN32__
2545 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2546 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2547 XDeleteProperty(R->Xdisplay, win, prop);
2548 XFlush(R->Xdisplay);
2549 reget_time = 1;
2550 R->selection_wait = Sel_incr;
2551 }
2552#endif
2553 } else if (R->selection_wait == Sel_incr) {
2554 reget_time = 1;
2555 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2556 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2557 R->selection_wait = Sel_none;
2558 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2559 }
2560 }
2561 if (reget_time) { /* received more data so reget time */
2562 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2563 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2564 }
2565} 2894}
2895
2566/* ------------------------------------------------------------------------- */ 2896/* ------------------------------------------------------------------------- */
2567/* 2897/*
2568 * Request the current selection: 2898 * Request the current selection:
2569 * Order: > internal selection if available 2899 * Order: > internal selection if available
2570 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2900 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2571 * > CUT_BUFFER0 2901 * > CUT_BUFFER0
2572 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2902 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2573 * will auto fallback to CUT_BUFFER0 2903 * will auto fallback to CUT_BUFFER0
2574 * EXT: button 2 release 2904 * EXT: button 2 release
2575 */ 2905 */
2576/* EXTPROTO */
2577void 2906void
2578rxvt_selection_request(pR_ Time tm, int x, int y) 2907rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2579{ 2908{
2580 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2909 if (selection.text && selnum == Sel_Primary)
2581 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2910 {
2582 return; /* outside window */ 2911 /* internal selection */
2912 char *str = rxvt_wcstombs (selection.text, selection.len);
2913 paste (str, strlen (str));
2914 free (str);
2915 return;
2916 }
2917 else
2918 {
2919 selection_request_time = tm;
2920 selection_wait = Sel_normal;
2583 2921
2584 if (R->selection.text != NULL) { /* internal selection */ 2922#if X_HAVE_UTF8_STRING
2585 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2923 selection_type = Sel_UTF8String;
2586 rxvt_PasteIt(aR_ R->selection.text, R->selection.len); 2924 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2587 return; 2925 return;
2588 } else {
2589 int i;
2590
2591 R->selection_request_time = tm;
2592 R->selection_wait = Sel_normal;
2593 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2594#ifdef MULTICHAR_SET
2595 R->selection_type = Sel_CompoundText;
2596#else 2926#else
2597 R->selection_type = 0; 2927 selection_type = Sel_CompoundText;
2598#endif 2928 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2599 if (rxvt_selection_request_other(aR_
2600#ifdef MULTICHAR_SET
2601 R->xa[XA_COMPOUND_TEXT],
2602#else
2603 XA_STRING,
2604#endif
2605 i))
2606 return; 2929 return;
2607 } 2930#endif
2608 } 2931 }
2932
2609 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2933 selection_wait = Sel_none; /* don't loop in selection_paste () */
2610 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2611 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2934 selection_paste (display->root, XA_CUT_BUFFER0, false);
2612} 2935}
2613 2936
2614/* INTPROTO */
2615int 2937int
2616rxvt_selection_request_other(pR_ Atom target, int selnum) 2938rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2617{ 2939{
2618 Atom sel; 2940 Atom sel;
2619#ifdef DEBUG_SELECT
2620 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2621#endif
2622 2941
2623 R->selection_type |= selnum; 2942 selection_type |= selnum;
2943
2624 if (selnum == Sel_Primary) 2944 if (selnum == Sel_Primary)
2625 sel = XA_PRIMARY; 2945 sel = XA_PRIMARY;
2626 else if (selnum == Sel_Secondary) 2946 else if (selnum == Sel_Secondary)
2627 sel = XA_SECONDARY; 2947 sel = XA_SECONDARY;
2628 else 2948 else
2629 sel = R->xa[XA_CLIPBOARD]; 2949 sel = xa[XA_CLIPBOARD];
2950
2630 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2951 if (XGetSelectionOwner (dpy, sel) != None)
2631 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2952 {
2632 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2953 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2633 R->TermWin.vt, R->selection_request_time); 2954 vt, selection_request_time);
2634 return 1; 2955 return 1;
2635 } 2956 }
2957
2636 return 0; 2958 return 0;
2637} 2959}
2638 2960
2639/* ------------------------------------------------------------------------- */ 2961/* ------------------------------------------------------------------------- */
2640/* 2962/*
2641 * Clear all selected text 2963 * Clear all selected text
2642 * EXT: SelectionClear 2964 * EXT: SelectionClear
2643 */ 2965 */
2644/* EXTPROTO */
2645void 2966void
2646rxvt_selection_clear(pR) 2967rxvt_term::selection_clear (bool clipboard) NOTHROW
2647{ 2968{
2648 D_SELECT((stderr, "rxvt_selection_clear()")); 2969 if (!clipboard)
2649 2970 {
2650 R->want_refresh = 1; 2971 want_refresh = 1;
2651 if (R->selection.text)
2652 free(R->selection.text); 2972 free (selection.text);
2653 R->selection.text = NULL; 2973 selection.text = NULL;
2654 R->selection.len = 0; 2974 selection.len = 0;
2655 CLEAR_SELECTION(R); 2975 CLEAR_SELECTION ();
2976
2977 if (display->selection_owner == this)
2978 display->selection_owner = 0;
2979 }
2980 else
2981 {
2982 free (selection.clip_text);
2983 selection.clip_text = NULL;
2984 selection.clip_len = 0;
2985
2986 if (display->clipboard_owner == this)
2987 display->clipboard_owner = 0;
2988 }
2656} 2989}
2657 2990
2658/* ------------------------------------------------------------------------- */ 2991/* ------------------------------------------------------------------------- */
2659/* 2992/*
2660 * Copy a selection into the cut buffer 2993 * Copy a selection into the cut buffer
2661 * EXT: button 1 or 3 release 2994 * EXT: button 1 or 3 release
2662 */ 2995 */
2663/* EXTPROTO */
2664void 2996void
2665rxvt_selection_make(pR_ Time tm) 2997rxvt_term::selection_make (Time tm)
2666{ 2998{
2667 int i, col, end_col, row, end_row; 2999 int i;
2668 unsigned char *new_selection_text; 3000 wchar_t *new_selection_text;
2669 char *str; 3001 text_t *t;
2670 text_t *t;
2671#ifdef ACS_ASCII
2672 rend_t *re;
2673#endif
2674 3002
2675 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2676 switch (R->selection.op) { 3003 switch (selection.op)
3004 {
2677 case SELECTION_CONT: 3005 case SELECTION_CONT:
2678 break; 3006 break;
2679 case SELECTION_INIT: 3007 case SELECTION_INIT:
2680 CLEAR_SELECTION(R); 3008 CLEAR_SELECTION ();
2681 /* FALLTHROUGH */ 3009 /* FALLTHROUGH */
2682 case SELECTION_BEGIN: 3010 case SELECTION_BEGIN:
2683 R->selection.op = SELECTION_DONE; 3011 selection.op = SELECTION_DONE;
2684 /* FALLTHROUGH */ 3012 /* FALLTHROUGH */
2685 default: 3013 default:
2686 return; 3014 return;
2687 } 3015 }
3016
2688 R->selection.op = SELECTION_DONE; 3017 selection.op = SELECTION_DONE;
2689 3018
2690 if (R->selection.clicks == 4) 3019 if (selection.clicks == 4)
2691 return; /* nothing selected, go away */ 3020 return; /* nothing selected, go away */
2692 3021
3022 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3023 return;
3024
2693 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 3025 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2694 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 3026 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2695 3027
2696 new_selection_text = (unsigned char *)str; 3028 int ofs = 0;
3029 int extra = 0;
2697 3030
2698 col = R->selection.beg.col; 3031 int col = selection.beg.col;
2699 MAX_IT(col, 0); 3032 int row = selection.beg.row;
2700 row = R->selection.beg.row + R->TermWin.saveLines;
2701 end_row = R->selection.end.row + R->TermWin.saveLines;
2702 3033
3034 int end_col;
3035
2703 for (; row <= end_row; row++, col = 0) 3036 for (; row <= selection.end.row; row++, col = 0)
3037 {
3038#if !ENABLE_MINIMAL
3039 if (selection.rect)
2704 { 3040 {
2705 t = &(R->screen.text[row][col]); 3041 col = selection.beg.col;
2706
2707 end_col = R->screen.tlen[row];
2708
2709 if (end_col == -1)
2710 end_col = R->TermWin.ncol; 3042 end_col = ncol + 1;
3043 }
3044 else
3045#endif
3046 end_col = ROW(row).l;
2711 3047
3048 col = max (col, 0);
3049
2712 if (row == end_row) 3050 if (row == selection.end.row
3051#if !ENABLE_MINIMAL
3052 || selection.rect
3053#endif
3054 )
2713 MIN_IT (end_col, R->selection.end.col); 3055 min_it (end_col, selection.end.col);
2714 3056
3057 t = ROW(row).t + col;
3058
2715 for (; col < end_col; col++) 3059 for (; col < end_col; col++)
3060 {
2716 if (*t == NOCHAR) 3061 if (*t == NOCHAR)
2717 t++; 3062 t++;
3063#if ENABLE_COMBINING
3064 else if (IS_COMPOSE (*t))
3065 {
3066 int len = rxvt_composite.expand (*t, 0);
3067
3068 extra -= (len - 1);
3069
3070 if (extra < 0)
3071 {
3072 extra += i;
3073 i += i;
3074 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3075 }
3076
3077 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3078 }
3079#endif
2718 else 3080 else
2719 { 3081 new_selection_text[ofs++] = *t++;
2720 int len = wctomb (str, *t++);
2721 if (len > 0)
2722 str += len;
2723 }
2724
2725 if (R->screen.tlen[row] != -1 && row != end_row)
2726 *str++ = '\n';
2727 } 3082 }
2728 3083
2729#ifndef NO_OLD_SELECTION 3084#if !ENABLE_MINIMAL
2730 if (R->selection_style == OLD_SELECT) 3085 if (selection.rect)
2731 if (end_col == R->TermWin.ncol) 3086 {
2732 *str++ = '\n'; 3087 while (ofs
3088 && new_selection_text[ofs - 1] != C0_LF
3089 && unicode::is_space (new_selection_text[ofs - 1]))
3090 --ofs;
3091
3092 new_selection_text[ofs++] = C0_LF;
3093 }
3094 else
2733#endif 3095#endif
2734#ifndef NO_NEW_SELECTION 3096 if (!ROW(row).is_longer () && row != selection.end.row)
2735 if (R->selection_style != OLD_SELECT) 3097 new_selection_text[ofs++] = C0_LF;
3098 }
3099
2736 if (end_col != R->selection.end.col) 3100 if (end_col != selection.end.col)
2737 *str++ = '\n'; 3101 new_selection_text[ofs++] = C0_LF;
2738#endif
2739 *str = '\0';
2740 3102
2741 i = str - (char *)new_selection_text; 3103 new_selection_text[ofs] = 0;
3104
2742 if (i == 0) 3105 if (ofs == 0)
2743 { 3106 {
2744 free (new_selection_text); 3107 free (new_selection_text);
2745 return; 3108 return;
2746 } 3109 }
2747 3110
2748 // due to MB_MAX_CUR, selection wastage is usually high
2749 if (str - (char *)new_selection_text > 1024)
2750 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2751
2752 R->selection.len = i;
2753 if (R->selection.text)
2754 free (R->selection.text); 3111 free (selection.text);
2755 3112
2756 R->selection.text = new_selection_text; 3113 // we usually allocate much more than necessary, so realloc it smaller again
3114 selection.len = ofs;
3115 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2757 3116
2758 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3117 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2759 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3118 return;
2760 rxvt_print_error("can't get primary selection"); 3119
2761 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3120 selection_grab (tm);
2762 PropModeReplace, R->selection.text, (int)R->selection.len); 3121}
3122
3123bool
3124rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3125{
3126 Atom sel;
3127
3128 if (!clipboard)
3129 {
2763 R->selection_time = tm; 3130 selection_time = tm;
2764 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3131 sel = XA_PRIMARY;
3132 }
3133 else
3134 {
3135 clipboard_time = tm;
3136 sel = xa[XA_CLIPBOARD];
3137 }
3138
3139 XSetSelectionOwner (dpy, sel, vt, tm);
3140 if (XGetSelectionOwner (dpy, sel) == vt)
3141 {
3142 display->set_selection_owner (this, clipboard);
3143 return true;
3144 }
3145 else
3146 {
3147 selection_clear (clipboard);
3148 return false;
3149 }
3150
3151#if 0
3152 XTextProperty ct;
3153
3154 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3155 {
3156 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3157 XFree (ct.value);
3158 }
3159#endif
2765} 3160}
2766 3161
2767/* ------------------------------------------------------------------------- */ 3162/* ------------------------------------------------------------------------- */
2768/* 3163/*
2769 * Mark or select text based upon number of clicks: 1, 2, or 3 3164 * Mark or select text based upon number of clicks: 1, 2, or 3
2770 * EXT: button 1 press 3165 * EXT: button 1 press
2771 */ 3166 */
2772/* EXTPROTO */
2773void 3167void
2774rxvt_selection_click(pR_ int clicks, int x, int y) 3168rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2775{ 3169{
2776 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2777
2778 clicks = ((clicks - 1) % 3) + 1; 3170 clicks = ((clicks - 1) % 3) + 1;
2779 R->selection.clicks = clicks; /* save clicks so extend will work */ 3171 selection.clicks = clicks; /* save clicks so extend will work */
2780 3172
3173 if (clicks == 2 && !selection.rect
3174 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3175 {
3176 MEvent.clicks = 1; // what a mess
3177 selection.screen = current_screen;
3178 selection.op = SELECTION_CONT;
3179 return;
3180 }
3181
2781 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3182 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3183
2782 if (clicks == 2 || clicks == 3) 3184 if (clicks == 2 || clicks == 3)
2783 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3185 selection_extend_colrow (selection.mark.col,
2784 R->selection.mark.row 3186 selection.mark.row - view_start,
2785 + R->TermWin.view_start,
2786 0, /* button 3 */ 3187 0, /* button 3 */
2787 1, /* button press */ 3188 1, /* button press */
2788 0); /* click change */ 3189 0); /* click change */
2789} 3190}
2790 3191
2791/* ------------------------------------------------------------------------- */ 3192/* ------------------------------------------------------------------------- */
2792/* 3193/*
2793 * Mark a selection at the specified col/row 3194 * Mark a selection at the specified col/row
2794 */ 3195 */
2795/* INTPROTO */
2796void 3196void
2797rxvt_selection_start_colrow(pR_ int col, int row) 3197rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2798{ 3198{
2799 R->want_refresh = 1; 3199 want_refresh = 1;
3200
3201 selection.mark.row = row + view_start;
2800 R->selection.mark.col = col; 3202 selection.mark.col = col;
2801 R->selection.mark.row = row - R->TermWin.view_start; 3203
2802 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3204 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2803 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3205 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3206
3207 while (selection.mark.col > 0
3208 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2804 MAX_IT(R->selection.mark.col, 0); 3209 --selection.mark.col;
2805 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2806 3210
2807 if (R->selection.op) { /* clear the old selection */ 3211 if (selection.op)
3212 {
3213 /* clear the old selection */
2808 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3214 selection.beg.row = selection.end.row = selection.mark.row;
2809 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3215 selection.beg.col = selection.end.col = selection.mark.col;
2810 } 3216 }
3217
2811 R->selection.op = SELECTION_INIT; 3218 selection.op = SELECTION_INIT;
2812 R->selection.screen = R->current_screen; 3219 selection.screen = current_screen;
2813} 3220}
2814 3221
2815/* ------------------------------------------------------------------------- */ 3222/* ------------------------------------------------------------------------- */
2816/* 3223/*
2817 * Word select: select text for 2 clicks 3224 * Word select: select text for 2 clicks
2818 * We now only find out the boundary in one direction 3225 * We now only find out the boundary in one direction
2819 */ 3226 */
2820 3227
2821/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3228/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2822#define DELIMIT_TEXT(x) \ 3229#define DELIMIT_TEXT(x) \
2823 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3230 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2824#ifdef MULTICHAR_SET
2825# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2826#else
2827# define DELIMIT_REND(x) 1 3231#define DELIMIT_REND(x) 1
2828#endif
2829 3232
2830/* INTPROTO */
2831void 3233void
2832rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3234rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2833{ 3235{
2834 int col, row, dirnadd, tcol, trow, w1, w2; 3236 int col, row, dirnadd, tcol, trow, w1, w2;
2835 row_col_t bound; 3237 row_col_t bound;
2836 text_t *stp; 3238 text_t *stp;
2837 rend_t *srp; 3239 rend_t *srp;
2838 3240
2839 if (dirn == UP) { 3241 if (dirn == UP)
2840 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3242 {
3243 bound.row = top_row - 1;
2841 bound.col = 0; 3244 bound.col = 0;
2842 dirnadd = -1; 3245 dirnadd = -1;
2843 } else { 3246 }
2844 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3247 else
3248 {
3249 bound.row = nrow;
2845 bound.col = R->TermWin.ncol - 1; 3250 bound.col = ncol - 1;
2846 dirnadd = 1; 3251 dirnadd = 1;
2847 } 3252 }
2848 row = mark->row + R->TermWin.saveLines; 3253
3254 row = mark->row;
2849 col = mark->col; 3255 col = max (mark->col, 0);
2850 MAX_IT(col, 0); 3256
2851/* find the edge of a word */ 3257 /* find the edge of a word */
2852 stp = &(R->screen.text[row][col]); 3258 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2853 w1 = DELIMIT_TEXT(*stp); 3259 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2854 3260
2855 if (R->selection_style != NEW_SELECT) { 3261 for (;;)
2856 if (w1 == 1) { 3262 {
3263 for (; col != bound.col; col += dirnadd)
3264 {
2857 stp += dirnadd; 3265 stp += dirnadd;
2858 if (DELIMIT_TEXT(*stp) == 1)
2859 goto Old_Word_Selection_You_Die;
2860 col += dirnadd;
2861 }
2862 w1 = 0;
2863 }
2864 srp = (&R->screen.rend[row][col]);
2865 w2 = DELIMIT_REND(*srp);
2866
2867 for (;;) {
2868 for (; col != bound.col; col += dirnadd) {
2869 stp += dirnadd; 3266 srp += dirnadd;
3267
3268 if (*stp == NOCHAR)
3269 continue;
3270
2870 if (DELIMIT_TEXT(*stp) != w1) 3271 if (DELIMIT_TEXT (*stp) != w1)
3272 break;
3273 if (DELIMIT_REND (*srp) != w2)
3274 break;
3275 }
3276
3277 if ((col == bound.col) && (row != bound.row))
3278 {
3279 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3280 {
3281 trow = row + dirnadd;
3282 tcol = dirn == UP ? ncol - 1 : 0;
3283
3284 if (!ROW(trow).t)
2871 break; 3285 break;
2872 srp += dirnadd; 3286
2873 if (DELIMIT_REND(*srp) != w2) 3287 stp = ROW(trow).t + tcol;
3288 srp = ROW(trow).r + tcol;
3289
3290 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2874 break; 3291 break;
2875 } 3292
2876 if ((col == bound.col) && (row != bound.row)) {
2877 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2878 trow = row + dirnadd;
2879 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2880 if (R->screen.text[trow] == NULL)
2881 break;
2882 stp = &(R->screen.text[trow][tcol]);
2883 srp = &(R->screen.rend[trow][tcol]);
2884 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2885 break;
2886 row = trow; 3293 row = trow;
2887 col = tcol; 3294 col = tcol;
2888 continue; 3295 continue;
2889 } 3296 }
2890 } 3297 }
2891 break; 3298 break;
2892 } 3299 }
2893 Old_Word_Selection_You_Die:
2894 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2895 3300
2896 if (dirn == DN) 3301 if (dirn == DN)
2897 col++; /* put us on one past the end */ 3302 col++; /* put us on one past the end */
2898 3303
2899/* Poke the values back in */ 3304 /* Poke the values back in */
2900 ret->row = row - R->TermWin.saveLines; 3305 ret->row = row;
2901 ret->col = col; 3306 ret->col = col;
2902} 3307}
2903 3308
2904/* ------------------------------------------------------------------------- */ 3309/* ------------------------------------------------------------------------- */
2905/* 3310/*
2906 * Extend the selection to the specified x/y pixel location 3311 * Extend the selection to the specified x/y pixel location
2907 * EXT: button 3 press; button 1 or 3 drag 3312 * EXT: button 3 press; button 1 or 3 drag
2908 * flag == 0 ==> button 1 3313 * flag == 0 ==> button 1
2909 * flag == 1 ==> button 3 press 3314 * flag == 1 ==> button 3 press
2910 * flag == 2 ==> button 3 motion 3315 * flag == 2 ==> button 3 motion
2911 */ 3316 */
2912/* EXTPROTO */
2913void 3317void
2914rxvt_selection_extend(pR_ int x, int y, int flag) 3318rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2915{ 3319{
2916 int col, row; 3320 int col = clamp (Pixel2Col (x), 0, ncol);
3321 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2917 3322
2918 col = Pixel2Col(x); 3323 /*
2919 row = Pixel2Row(y);
2920 MAX_IT(row, 0);
2921 MIN_IT(row, (int)R->TermWin.nrow - 1);
2922 MAX_IT(col, 0);
2923 MIN_IT(col, (int)R->TermWin.ncol);
2924#ifndef NO_NEW_SELECTION
2925/*
2926 * If we're selecting characters (single click) then we must check first 3324 * If we're selecting characters (single click) then we must check first
2927 * if we are at the same place as the original mark. If we are then 3325 * if we are at the same place as the original mark. If we are then
2928 * select nothing. Otherwise, if we're to the right of the mark, you have to 3326 * select nothing. Otherwise, if we're to the right of the mark, you have to
2929 * be _past_ a character for it to be selected. 3327 * be _past_ a character for it to be selected.
2930 */ 3328 */
2931 if (R->selection_style != OLD_SELECT) {
2932 if (((R->selection.clicks % 3) == 1) && !flag 3329 if (((selection.clicks % 3) == 1) && !flag
2933 && (col == R->selection.mark.col 3330 && (col == selection.mark.col
2934 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3331 && (row == selection.mark.row - view_start)))
3332 {
2935 /* select nothing */ 3333 /* select nothing */
2936 R->selection.beg.row = R->selection.end.row = 0; 3334 selection.beg.row = selection.end.row = 0;
2937 R->selection.beg.col = R->selection.end.col = 0; 3335 selection.beg.col = selection.end.col = 0;
2938 R->selection.clicks = 4; 3336 selection.clicks = 4;
2939 R->want_refresh = 1; 3337 want_refresh = 1;
2940 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2941 return; 3338 return;
2942 }
2943 } 3339 }
2944#endif 3340
2945 if (R->selection.clicks == 4) 3341 if (selection.clicks == 4)
2946 R->selection.clicks = 1; 3342 selection.clicks = 1;
3343
2947 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3344 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2948 flag == 1 ? 1 : 0, /* ? button press */ 3345 flag == 1 ? 1 : 0, /* ? button press */
2949 0); /* no click change */ 3346 0); /* no click change */
2950} 3347}
2951 3348
2952/* ------------------------------------------------------------------------- */ 3349/* ------------------------------------------------------------------------- */
2953/* 3350/*
2954 * Extend the selection to the specified col/row 3351 * Extend the selection to the specified col/row
2955 */ 3352 */
2956/* INTPROTO */
2957void 3353void
2958rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3354rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2959{ 3355{
2960 int16_t ncol = R->TermWin.ncol;
2961 int end_col;
2962 row_col_t pos; 3356 row_col_t pos;
2963 enum { 3357 enum {
2964 LEFT, RIGHT 3358 LEFT, RIGHT
2965 } closeto = RIGHT; 3359 } closeto = RIGHT;
2966 3360
2967 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
2968 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2969
2970 R->want_refresh = 1; 3361 want_refresh = 1;
3362
2971 switch (R->selection.op) { 3363 switch (selection.op)
3364 {
2972 case SELECTION_INIT: 3365 case SELECTION_INIT:
2973 CLEAR_SELECTION(R); 3366 CLEAR_SELECTION ();
2974 R->selection.op = SELECTION_BEGIN; 3367 selection.op = SELECTION_BEGIN;
2975 /* FALLTHROUGH */ 3368 /* FALLTHROUGH */
2976 case SELECTION_BEGIN: 3369 case SELECTION_BEGIN:
2977 if (row != R->selection.mark.row || col != R->selection.mark.col 3370 if (row != selection.mark.row || col != selection.mark.col
2978 || (!button3 && buttonpress)) 3371 || (!button3 && buttonpress))
2979 R->selection.op = SELECTION_CONT; 3372 selection.op = SELECTION_CONT;
2980 break; 3373 break;
2981 case SELECTION_DONE: 3374 case SELECTION_DONE:
2982 R->selection.op = SELECTION_CONT; 3375 selection.op = SELECTION_CONT;
2983 /* FALLTHROUGH */ 3376 /* FALLTHROUGH */
2984 case SELECTION_CONT: 3377 case SELECTION_CONT:
2985 break; 3378 break;
2986 case SELECTION_CLEAR: 3379 case SELECTION_CLEAR:
2987 rxvt_selection_start_colrow(aR_ col, row); 3380 selection_start_colrow (col, row);
2988 /* FALLTHROUGH */ 3381 /* FALLTHROUGH */
2989 default: 3382 default:
2990 return; 3383 return;
2991 } 3384 }
3385
2992 if (R->selection.beg.col == R->selection.end.col 3386 if (selection.beg.col == selection.end.col
2993 && R->selection.beg.col != R->selection.mark.col 3387 && selection.beg.col != selection.mark.col
2994 && R->selection.beg.row == R->selection.end.row 3388 && selection.beg.row == selection.end.row
2995 && R->selection.beg.row != R->selection.mark.row) { 3389 && selection.beg.row != selection.mark.row)
3390 {
2996 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3391 selection.beg.col = selection.end.col = selection.mark.col;
2997 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3392 selection.beg.row = selection.end.row = selection.mark.row;
2998 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2999 } 3393 }
3000 3394
3001 pos.col = col; 3395 pos.col = col;
3002 pos.row = row; 3396 pos.row = view_start + row;
3003 3397
3004 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3398 /*
3005 3399 * This is mainly xterm style selection with a couple of differences, mainly
3006#ifndef NO_OLD_SELECTION 3400 * in the way button3 drag extension works.
3007/* 3401 * We're either doing: button1 drag; button3 press; or button3 drag
3008 * This mimics some of the selection behaviour of version 2.20 and before. 3402 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3009 * There are no ``selection modes'', button3 is always character extension. 3403 * is always at the left/right edge of the selection.
3010 * Note: button3 drag is always available, c.f. v2.20 3404 * b) button3 press: extend/contract character/word/line at whichever edge of
3011 * Selection always terminates (left or right as appropriate) at the mark. 3405 * the selection we are closest to.
3406 * c) button3 drag : extend/contract character/word/line - we select around
3407 * a point/word/line which is either the start or end of the selection
3408 * and it was decided by whichever point/word/line was `fixed' at the
3409 * time of the most recent button3 press
3012 */ 3410 */
3013 if (R->selection_style == OLD_SELECT) { 3411 if (button3 && buttonpress)
3014 if (R->selection.clicks == 1 || button3) { 3412 {
3015 if (R->hate_those_clicks) { 3413 /* button3 press */
3016 R->hate_those_clicks = 0; 3414 /*
3017 if (R->selection.clicks == 1) { 3415 * first determine which edge of the selection we are closest to
3018 R->selection.beg.row = R->selection.mark.row; 3416 */
3019 R->selection.beg.col = R->selection.mark.col; 3417 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3020 } else { 3418 || (!ROWCOL_IS_AFTER (pos, selection.end)
3419 && (((pos.col - selection.beg.col)
3420 + ((pos.row - selection.beg.row) * ncol))
3421 < ((selection.end.col - pos.col)
3422 + ((selection.end.row - pos.row) * ncol)))))
3423 closeto = LEFT;
3424
3425 if (closeto == LEFT)
3426 {
3427 selection.beg.row = pos.row;
3428 selection.beg.col = pos.col;
3429 selection.mark.row = selection.end.row;
3430 selection.mark.col = selection.end.col - (selection.clicks == 2);
3431 }
3432 else
3433 {
3434 selection.end.row = pos.row;
3435 selection.end.col = pos.col;
3021 R->selection.mark.row = R->selection.beg.row; 3436 selection.mark.row = selection.beg.row;
3022 R->selection.mark.col = R->selection.beg.col; 3437 selection.mark.col = selection.beg.col;
3438 }
3439 }
3440 else
3441 {
3442 /* button1 drag or button3 drag */
3443 if (ROWCOL_IS_AFTER (selection.mark, pos))
3444 {
3445 if (selection.mark.row == selection.end.row
3446 && selection.mark.col == selection.end.col
3447 && clickchange
3448 && selection.clicks == 2)
3449 selection.mark.col--;
3450
3451 selection.beg.row = pos.row;
3452 selection.beg.col = pos.col;
3453 selection.end.row = selection.mark.row;
3454 selection.end.col = selection.mark.col + (selection.clicks == 2);
3455 }
3456 else
3457 {
3458 selection.beg.row = selection.mark.row;
3459 selection.beg.col = selection.mark.col;
3460 selection.end.row = pos.row;
3461 selection.end.col = pos.col;
3462 }
3463 }
3464
3465 if (selection.clicks == 1)
3466 {
3467 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3468 && !ROW(selection.beg.row).is_longer ()
3469#if !ENABLE_MINIMAL
3470 && !selection.rect
3471#endif
3472 )
3473 selection.beg.col = ncol;
3474
3475 if (
3476 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3477 && !ROW(selection.end.row).is_longer ()
3478#if !ENABLE_MINIMAL
3479 && !selection.rect
3480#endif
3481 )
3482 selection.end.col = ncol;
3483 }
3484 else if (selection.clicks == 2)
3485 {
3486 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3487 selection.end.col--;
3488
3489 selection_delimit_word (UP, &selection.beg, &selection.beg);
3490 selection_delimit_word (DN, &selection.end, &selection.end);
3491 }
3492 else if (selection.clicks == 3)
3493 {
3494#if ENABLE_FRILLS
3495 if (option (Opt_tripleclickwords))
3496 {
3497 selection_delimit_word (UP, &selection.beg, &selection.beg);
3498
3499 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3500 {
3501 if (!ROW(end_row).is_longer ())
3502 {
3503 selection.end.row = end_row;
3504 selection.end.col = ROW(end_row).l;
3505# if !ENABLE_MINIMAL
3506 selection_remove_trailing_spaces ();
3507# endif
3508 break;
3023 } 3509 }
3024 } 3510 }
3025 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3026 R->selection.end.row = R->selection.mark.row;
3027 R->selection.end.col = R->selection.mark.col + 1;
3028 R->selection.beg.row = pos.row;
3029 R->selection.beg.col = pos.col;
3030 } else {
3031 R->selection.beg.row = R->selection.mark.row;
3032 R->selection.beg.col = R->selection.mark.col;
3033 R->selection.end.row = pos.row;
3034 R->selection.end.col = pos.col + 1;
3035 } 3511 }
3036 } else if (R->selection.clicks == 2) { 3512 else
3037 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3513#endif
3038 &(R->selection.beg)); 3514 {
3039 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3515 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3040 &(R->selection.end)); 3516 selection.mark.col++;
3041 R->hate_those_clicks = 1; 3517
3042 } else if (R->selection.clicks == 3) {
3043 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3044 R->selection.beg.col = 0; 3518 selection.beg.col = 0;
3045 R->selection.end.col = ncol; 3519 selection.end.col = ncol;
3046 R->hate_those_clicks = 1; 3520
3047 } 3521 // select a complete logical line
3048 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col)); 3522 while (selection.beg.row > -saveLines
3049 return; 3523 && ROW(selection.beg.row - 1).is_longer ())
3050 } 3524 selection.beg.row--;
3051#endif /* ! NO_OLD_SELECTION */ 3525
3052#ifndef NO_NEW_SELECTION 3526 while (selection.end.row < nrow
3053/* selection_style must not be OLD_SELECT to get here */ 3527 && ROW(selection.end.row).is_longer ())
3054/* 3528 selection.end.row++;
3055 * This is mainly xterm style selection with a couple of differences, mainly
3056 * in the way button3 drag extension works.
3057 * We're either doing: button1 drag; button3 press; or button3 drag
3058 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3059 * is always at the left/right edge of the R->selection.
3060 * b) button3 press: extend/contract character/word/line at whichever edge of
3061 * the selection we are closest to.
3062 * c) button3 drag : extend/contract character/word/line - we select around
3063 * a point/word/line which is either the start or end of the selection
3064 * and it was decided by whichever point/word/line was `fixed' at the
3065 * time of the most recent button3 press
3066 */
3067 if (button3 && buttonpress) { /* button3 press */
3068 /* 3529 }
3069 * first determine which edge of the selection we are closest to 3530 }
3070 */ 3531
3071 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3532 if (button3 && buttonpress)
3072 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3533 {
3073 && (((pos.col - R->selection.beg.col) 3534 /* mark may need to be changed */
3074 + ((pos.row - R->selection.beg.row) * ncol))
3075 < ((R->selection.end.col - pos.col)
3076 + ((R->selection.end.row - pos.row) * ncol)))))
3077 closeto = LEFT;
3078 if (closeto == LEFT) { 3535 if (closeto == LEFT)
3079 R->selection.beg.row = pos.row; 3536 {
3080 R->selection.beg.col = pos.col;
3081 R->selection.mark.row = R->selection.end.row; 3537 selection.mark.row = selection.end.row;
3082 R->selection.mark.col = R->selection.end.col 3538 selection.mark.col = selection.end.col - (selection.clicks == 2);
3083 - (R->selection.clicks == 2); 3539 }
3084 } else { 3540 else
3085 R->selection.end.row = pos.row; 3541 {
3086 R->selection.end.col = pos.col;
3087 R->selection.mark.row = R->selection.beg.row; 3542 selection.mark.row = selection.beg.row;
3088 R->selection.mark.col = R->selection.beg.col; 3543 selection.mark.col = selection.beg.col;
3089 }
3090 } else { /* button1 drag or button3 drag */
3091 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3092 if ((R->selection.mark.row == R->selection.end.row)
3093 && (R->selection.mark.col == R->selection.end.col)
3094 && clickchange && R->selection.clicks == 2)
3095 R->selection.mark.col--;
3096 R->selection.beg.row = pos.row;
3097 R->selection.beg.col = pos.col;
3098 R->selection.end.row = R->selection.mark.row;
3099 R->selection.end.col = R->selection.mark.col
3100 + (R->selection.clicks == 2);
3101 } else {
3102 R->selection.beg.row = R->selection.mark.row;
3103 R->selection.beg.col = R->selection.mark.col;
3104 R->selection.end.row = pos.row;
3105 R->selection.end.col = pos.col;
3106 }
3107 }
3108
3109 if (R->selection.clicks == 1) {
3110 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3111 if (end_col != -1 && R->selection.beg.col > end_col) {
3112#if 1
3113 R->selection.beg.col = ncol;
3114#else
3115 if (R->selection.beg.row != R->selection.end.row)
3116 R->selection.beg.col = ncol;
3117 else
3118 R->selection.beg.col = R->selection.mark.col;
3119#endif
3120 }
3121 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3122 if (end_col != -1 && R->selection.end.col > end_col)
3123 R->selection.end.col = ncol;
3124
3125 } else if (R->selection.clicks == 2) {
3126 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3127 R->selection.end.col--;
3128 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3129 &(R->selection.beg));
3130 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3131 &(R->selection.end));
3132 } else if (R->selection.clicks == 3) {
3133#ifndef NO_FRILLS
3134 if ((R->Options & Opt_tripleclickwords)) {
3135 int end_row;
3136
3137 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3138 &(R->selection.beg));
3139 end_row = R->screen.tlen[R->selection.mark.row
3140 + R->TermWin.saveLines];
3141 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3142 end_row++) {
3143 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3144 if (end_col != -1) {
3145 R->selection.end.row = end_row;
3146 R->selection.end.col = end_col;
3147 rxvt_selection_remove_trailing_spaces(aR);
3148 break;
3149 }
3150 }
3151 } else
3152#endif
3153 { 3544 }
3154 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3155 R->selection.mark.col++;
3156 R->selection.beg.col = 0;
3157 R->selection.end.col = ncol;
3158 }
3159 } 3545 }
3160 if (button3 && buttonpress) { /* mark may need to be changed */
3161 if (closeto == LEFT) {
3162 R->selection.mark.row = R->selection.end.row;
3163 R->selection.mark.col = R->selection.end.col
3164 - (R->selection.clicks == 2);
3165 } else {
3166 R->selection.mark.row = R->selection.beg.row;
3167 R->selection.mark.col = R->selection.beg.col;
3168 }
3169 }
3170 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3171#endif /* ! NO_NEW_SELECTION */
3172}
3173 3546
3174#ifndef NO_FRILLS 3547#if !ENABLE_MINIMAL
3175/* INTPROTO */ 3548 if (selection.rect && selection.beg.col > selection.end.col)
3549 ::swap (selection.beg.col, selection.end.col);
3550#endif
3551}
3552
3553#if !ENABLE_MINIMAL
3176void 3554void
3177rxvt_selection_remove_trailing_spaces(pR) 3555rxvt_term::selection_remove_trailing_spaces () NOTHROW
3178{ 3556{
3179 int32_t end_col, end_row; 3557 int32_t end_col, end_row;
3180 text_t *stp; 3558 text_t *stp;
3181 3559
3182 end_col = R->selection.end.col; 3560 end_col = selection.end.col;
3183 end_row = R->selection.end.row; 3561 end_row = selection.end.row;
3562
3184 for ( ; end_row >= R->selection.beg.row; ) { 3563 for (; end_row >= selection.beg.row; )
3185 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3564 {
3565 stp = ROW(end_row).t;
3566
3186 while (--end_col >= 0) { 3567 while (--end_col >= 0)
3187 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3188 break;
3189 } 3568 {
3190 if (end_col >= 0 3569 if (stp[end_col] != NOCHAR
3191 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3570 && !unicode::is_space (stp[end_col]))
3192 R->selection.end.col = end_col + 1;
3193 R->selection.end.row = end_row;
3194 break; 3571 break;
3195 } 3572 }
3573
3574 if (end_col >= 0
3575 || !ROW(end_row - 1).is_longer ())
3576 {
3577 selection.end.col = end_col + 1;
3578 selection.end.row = end_row;
3579 break;
3580 }
3581
3196 end_row--; 3582 end_row--;
3197 end_col = R->TermWin.ncol; 3583 end_col = ncol;
3198 } 3584 }
3585
3199 if (R->selection.mark.row > R->selection.end.row) { 3586 if (selection.mark.row > selection.end.row)
3587 {
3200 R->selection.mark.row = R->selection.end.row; 3588 selection.mark.row = selection.end.row;
3201 R->selection.mark.col = R->selection.end.col; 3589 selection.mark.col = selection.end.col;
3590 }
3202 } else if (R->selection.mark.row == R->selection.end.row 3591 else if (selection.mark.row == selection.end.row
3203 && R->selection.mark.col > R->selection.end.col) 3592 && selection.mark.col > selection.end.col)
3204 R->selection.mark.col = R->selection.end.col; 3593 selection.mark.col = selection.end.col;
3205} 3594}
3206#endif 3595#endif
3207 3596
3208/* ------------------------------------------------------------------------- */ 3597/* ------------------------------------------------------------------------- */
3209/* 3598/*
3210 * Double click on button 3 when already selected 3599 * Double click on button 3 when already selected
3211 * EXT: button 3 double click 3600 * EXT: button 3 double click
3212 */ 3601 */
3213/* EXTPROTO */
3214void 3602void
3215rxvt_selection_rotate(pR_ int x, int y) 3603rxvt_term::selection_rotate (int x, int y) NOTHROW
3216{ 3604{
3217 R->selection.clicks = R->selection.clicks % 3 + 1; 3605 selection.clicks = selection.clicks % 3 + 1;
3218 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3606 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3219} 3607}
3220
3221/* ------------------------------------------------------------------------- */
3222/*
3223 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3224 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3225 * the X11 protocol.
3226 */
3227typedef CARD32 Atom32;
3228 3608
3229/* ------------------------------------------------------------------------- */ 3609/* ------------------------------------------------------------------------- */
3230/* 3610/*
3231 * Respond to a request for our current selection 3611 * Respond to a request for our current selection
3232 * EXT: SelectionRequest 3612 * EXT: SelectionRequest
3233 */ 3613 */
3234/* EXTPROTO */
3235void 3614void
3236rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3615rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3237{ 3616{
3238 XSelectionEvent ev; 3617 XSelectionEvent ev;
3618
3619 ev.type = SelectionNotify;
3620 ev.property = None;
3621 ev.display = rq.display;
3622 ev.requestor = rq.requestor;
3623 ev.selection = rq.selection;
3624 ev.target = rq.target;
3625 ev.time = rq.time;
3626
3627 if (rq.target == xa[XA_TARGETS])
3628 {
3629 Atom target_list[6];
3630 Atom *target = target_list;
3631
3632 *target++ = xa[XA_TARGETS];
3633 *target++ = xa[XA_TIMESTAMP];
3634 *target++ = XA_STRING;
3635 *target++ = xa[XA_TEXT];
3636 *target++ = xa[XA_COMPOUND_TEXT];
3637#if X_HAVE_UTF8_STRING
3638 *target++ = xa[XA_UTF8_STRING];
3639#endif
3640
3641 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3642 32, PropModeReplace,
3643 (unsigned char *)target_list, target - target_list);
3644 ev.property = rq.property;
3645 }
3646#if TODO // TODO
3647 else if (rq.target == xa[XA_MULTIPLE])
3648 {
3649 /* TODO: Handle MULTIPLE */
3650 }
3651#endif
3652 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3653 {
3654 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3655 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3656 ev.property = rq.property;
3657 }
3658 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3659 {
3660 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3661 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3662 ev.property = rq.property;
3663 }
3664 else if (rq.target == XA_STRING
3665 || rq.target == xa[XA_TEXT]
3666 || rq.target == xa[XA_COMPOUND_TEXT]
3667 || rq.target == xa[XA_UTF8_STRING]
3668 )
3669 {
3670 XTextProperty ct;
3671 Atom target = rq.target;
3672 short freect = 0;
3673 int selectlen;
3674 wchar_t *cl;
3675 enum {
3676 enc_string = XStringStyle,
3677 enc_text = XStdICCTextStyle,
3678 enc_compound_text = XCompoundTextStyle,
3679#ifdef X_HAVE_UTF8_STRING
3680 enc_utf8 = XUTF8StringStyle,
3681#else
3682 enc_utf8 = -1,
3683#endif
3684 } style;
3685
3686 if (target == XA_STRING)
3687 // we actually don't do XA_STRING, but who cares, as i18n clients
3688 // will ask for another format anyways.
3689 style = enc_string;
3690 else if (target == xa[XA_TEXT])
3691 style = enc_text;
3692 else if (target == xa[XA_COMPOUND_TEXT])
3693 style = enc_compound_text;
3694#if !ENABLE_MINIMAL
3695 else if (target == xa[XA_UTF8_STRING])
3696 style = enc_utf8;
3697#endif
3698 else
3699 {
3700 target = xa[XA_COMPOUND_TEXT];
3701 style = enc_compound_text;
3702 }
3703
3704 if (rq.selection == XA_PRIMARY && selection.text)
3705 {
3706 cl = selection.text;
3707 selectlen = selection.len;
3708 }
3709 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3710 {
3711 cl = selection.clip_text;
3712 selectlen = selection.clip_len;
3713 }
3714 else
3715 {
3716 cl = L"";
3717 selectlen = 0;
3718 }
3719
3720#if !ENABLE_MINIMAL
3721 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3722 // so recode it manually
3723 if (style == enc_utf8)
3724 {
3725 freect = 1;
3726 ct.encoding = target;
3727 ct.format = 8;
3728 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3729 ct.nitems = strlen ((char *)ct.value);
3730 }
3731 else
3732#endif
3733 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3734 freect = 1;
3735 else
3736 {
3737 /* if we failed to convert then send it raw */
3738 ct.value = (unsigned char *)cl;
3739 ct.nitems = selectlen;
3740 ct.encoding = target;
3741 }
3742
3743 XChangeProperty (dpy, rq.requestor, rq.property,
3744 ct.encoding, 8, PropModeReplace,
3745 ct.value, (int)ct.nitems);
3746 ev.property = rq.property;
3747
3748 if (freect)
3749 XFree (ct.value);
3750 }
3751
3752 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3753}
3754
3755/* ------------------------------------------------------------------------- */
3239#ifdef USE_XIM 3756#ifdef USE_XIM
3240 Atom32 target_list[4]; 3757void
3241#else 3758rxvt_term::im_set_position (XPoint &pos) NOTHROW
3242 Atom32 target_list[3]; 3759{
3243#endif 3760 XWindowAttributes xwa;
3244 Atom target;
3245 XTextProperty ct;
3246 XICCEncodingStyle style;
3247 char *cl[2], dummy[1];
3248 3761
3249 ev.type = SelectionNotify; 3762 XGetWindowAttributes (dpy, vt, &xwa);
3250 ev.property = None;
3251 ev.display = rq->display;
3252 ev.requestor = rq->requestor;
3253 ev.selection = rq->selection;
3254 ev.target = rq->target;
3255 ev.time = rq->time;
3256 3763
3257 if (rq->target == R->xa[XA_TARGETS]) { 3764 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3258 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3765 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3259 target_list[1] = (Atom32) XA_STRING; 3766}
3260 target_list[2] = (Atom32) R->xa[XA_TEXT];
3261#ifdef USE_XIM
3262 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3263#endif 3767#endif
3264 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3265 (8 * sizeof(target_list[0])), PropModeReplace,
3266 (unsigned char *)target_list,
3267 (sizeof(target_list) / sizeof(target_list[0])));
3268 ev.property = rq->property;
3269 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3270 /* TODO: Handle MULTIPLE */
3271 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3272 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3273 (8 * sizeof(Time)), PropModeReplace,
3274 (unsigned char *)&R->selection_time, 1);
3275 ev.property = rq->property;
3276 } else if (rq->target == XA_STRING
3277 || rq->target == R->xa[XA_COMPOUND_TEXT]
3278 || rq->target == R->xa[XA_TEXT]) {
3279#ifdef USE_XIM
3280 short freect = 0;
3281#endif
3282 int selectlen;
3283 3768
3284#ifdef USE_XIM 3769#if ENABLE_OVERLAY
3285 if (rq->target != XA_STRING) { 3770void
3286 target = R->xa[XA_COMPOUND_TEXT]; 3771rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3287 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3772{
3288 ? XCompoundTextStyle : XStdICCTextStyle; 3773 if (nrow < 1 || ncol < 1)
3289 } else 3774 return;
3290#endif 3775
3291 { 3776 want_refresh = 1;
3292 target = XA_STRING; 3777
3293 style = XStringStyle; 3778 scr_overlay_off ();
3294 } 3779
3295 if (R->selection.text) { 3780 if (x < 0) x = ncol - w;
3296 cl[0] = (char *)R->selection.text; 3781 if (y < 0) y = nrow - h;
3297 selectlen = R->selection.len; 3782
3298 } else { 3783 // make space for border
3299 cl[0] = dummy; 3784 w += 2; min_it (w, ncol);
3300 *dummy = '\0'; 3785 h += 2; min_it (h, nrow);
3301 selectlen = 0; 3786
3302 } 3787 x -= 1; clamp_it (x, 0, ncol - w);
3303#ifdef USE_XIM 3788 y -= 1; clamp_it (y, 0, nrow - h);
3304 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3789
3305 == Success) /* if we failed to convert then send it raw */ 3790 ov.x = x; ov.y = y;
3306 freect = 1; 3791 ov.w = w; ov.h = h;
3792
3793 ov.text = new text_t *[h];
3794 ov.rend = new rend_t *[h];
3795
3796 for (y = 0; y < h; y++)
3797 {
3798 text_t *tp = ov.text[y] = new text_t[w];
3799 rend_t *rp = ov.rend[y] = new rend_t[w];
3800
3801 text_t t0, t1, t2;
3802 rend_t r = OVERLAY_RSTYLE;
3803
3804 if (y == 0)
3805 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3806 else if (y < h - 1)
3807 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3307 else 3808 else
3308#endif 3809 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3309 { 3810
3310 ct.value = (unsigned char *)cl[0]; 3811 *tp++ = t0;
3311 ct.nitems = selectlen; 3812 *rp++ = r;
3813
3814 for (x = w - 2; x > 0; --x)
3312 } 3815 {
3313 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3816 *tp++ = t1;
3314 target, 8, PropModeReplace, 3817 *rp++ = r;
3315 ct.value, (int)ct.nitems); 3818 }
3316 ev.property = rq->property; 3819
3317#ifdef USE_XIM 3820 *tp = t2;
3318 if (freect) 3821 *rp = r;
3319 XFree(ct.value); 3822 }
3320#endif 3823}
3824
3825void
3826rxvt_term::scr_overlay_off () NOTHROW
3827{
3828 if (!ov.text)
3829 return;
3830
3831 want_refresh = 1;
3832
3833 for (int y = 0; y < ov.h; y++)
3321 } 3834 {
3322 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3835 delete [] ov.text[y];
3836 delete [] ov.rend[y];
3837 }
3838
3839 delete [] ov.text; ov.text = 0;
3840 delete [] ov.rend; ov.rend = 0;
3323} 3841}
3324 3842
3843void
3844rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3845{
3846 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3847 return;
3848
3849 x++, y++;
3850
3851 ov.text[y][x] = text;
3852 ov.rend[y][x] = rend;
3853}
3854
3855void
3856rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3857{
3858 while (*s)
3859 scr_overlay_set (x++, y, *s++);
3860}
3861
3862void
3863rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3864{
3865 while (*s)
3866 {
3867 text_t t = *s++;
3868 int width = WCWIDTH (t);
3869
3870 while (width--)
3871 {
3872 scr_overlay_set (x++, y, t);
3873 t = NOCHAR;
3874 }
3875 }
3876}
3877
3878void
3879rxvt_term::scr_swap_overlay () NOTHROW
3880{
3881 if (!ov.text)
3882 return;
3883
3884 // hide cursor if it is within the overlay area
3885 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3886 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3887 screen.flags &= ~Screen_VisibleCursor;
3888
3889 // swap screen mem with overlay
3890 for (int y = ov.h; y--; )
3891 {
3892 text_t *t1 = ov.text[y];
3893 rend_t *r1 = ov.rend[y];
3894
3895 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3896 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3897
3898 for (int x = ov.w; x--; )
3899 {
3900 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3901 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3902 }
3903 }
3904}
3905
3906#endif
3325/* ------------------------------------------------------------------------- * 3907/* ------------------------------------------------------------------------- */
3326 * MOUSE ROUTINES *
3327 * ------------------------------------------------------------------------- */
3328 3908
3329/*
3330 * return col/row values corresponding to x/y pixel values
3331 */
3332/* EXTPROTO */
3333void
3334rxvt_pixel_position(pR_ int *x, int *y)
3335{
3336 *x = Pixel2Col(*x);
3337/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3338 *y = Pixel2Row(*y);
3339/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3340}
3341/* ------------------------------------------------------------------------- */
3342#ifdef USE_XIM
3343/* EXTPROTO */
3344void
3345rxvt_setPosition(pR_ XPoint *pos)
3346{
3347 XWindowAttributes xwa;
3348
3349 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3350 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3351 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3352 - R->TermWin.lineSpace;
3353}
3354#endif
3355/* ------------------------------------------------------------------------- */
3356
3357/* ------------------------------------------------------------------------- *
3358 * DEBUG ROUTINES *
3359 * ------------------------------------------------------------------------- */
3360#if 0
3361/* INTPROTO */
3362void
3363rxvt_debug_colors(void)
3364{
3365 int color;
3366 const char *name[] = {
3367 "fg", "bg",
3368 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3369 };
3370
3371 fprintf(stderr, "Color ( ");
3372 if (R->rstyle & RS_RVid)
3373 fprintf(stderr, "rvid ");
3374 if (R->rstyle & RS_Bold)
3375 fprintf(stderr, "bold ");
3376 if (R->rstyle & RS_Blink)
3377 fprintf(stderr, "blink ");
3378 if (R->rstyle & RS_Uline)
3379 fprintf(stderr, "uline ");
3380 fprintf(stderr, "): ");
3381
3382 color = GET_FGCOLOR(R->rstyle);
3383#ifndef NO_BRIGHTCOLOR
3384 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3385 color -= (minBrightCOLOR - minCOLOR);
3386 fprintf(stderr, "bright ");
3387 }
3388#endif
3389 fprintf(stderr, "%s on ", name[color]);
3390
3391 color = GET_BGCOLOR(R->rstyle);
3392#ifndef NO_BRIGHTCOLOR
3393 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3394 color -= (minBrightCOLOR - minCOLOR);
3395 fprintf(stderr, "bright ");
3396 }
3397#endif
3398 fprintf(stderr, "%s\n", name[color]);
3399}
3400#endif

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