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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.13 by pcg, Wed Dec 24 09:22:29 2003 UTC vs.
Revision 1.331 by sf-exg, Wed Jan 6 17:52:43 2010 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.13 2003/12/24 09:22:29 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
36#include "salloc.C" // HACK!! 33#include "salloc.C" // HACK, should be a seperate compile!
37 34
38inline void fill_text (text_t *start, text_t value, int len) 35static inline void fill_text (text_t *start, text_t value, int len)
39{ 36{
40 while (len--) 37 while (len--)
41 *start++ = value; 38 *start++ = value;
42} 39}
43 40
44/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384 42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */ 44#define TABSIZE 8 /* default tab size */
47 45
48/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 49#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 50 if (option (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 51 view_start = 0
54#define CLEAR_SELECTION(R) \ 52#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 55#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 56 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 57 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 58 = selection.end.row = selection.end.col = 0
61 59
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 61 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 63 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 65 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 67 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 69 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 71 (((A) == (C)) && ((B) <= (D)))
74 72
75/* these must be row_col_t */ 73/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 74#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 75 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 76#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 78#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 80#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 86
89/* 87/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 88 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 89 */
94#define drawBuffer TermWin.vt
95
96#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \
98 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \
99 Row2Pixel(row), (unsigned int)TermWin.width, \
100 (unsigned int)Height2Pixel(num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 90#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 91 if (mapped) \
104 XClearArea (Xdisplay, drawBuffer, x, y, \ 92 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel(num), \ 93 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 94 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \
110 TermWin.int_bwidth, Row2Pixel(row), \
111 (unsigned int)TermWin.width, \
112 (unsigned int)Height2Pixel(num))
113 95
114/* ------------------------------------------------------------------------- * 96/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 97 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 98 * ------------------------------------------------------------------------- */
99
117/* Fill part/all of a line with blanks. */ 100/* Fill part/all of a line with blanks. */
118void 101void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 102rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 103{
121 efs &= ~RS_baseattrMask; 104 if (!l.t)
105 {
106 lalloc (l);
107 col = 0;
108 width = ncol;
109 }
110
111 l.touch ();
112
113 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 114 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
115
116 text_t *et = l.t + col;
117 rend_t *er = l.r + col;
123 118
124 while (width--) 119 while (width--)
125 { 120 {
126 *et++ = ' '; 121 *et++ = ' ';
127 *er++ = efs; 122 *er++ = efs;
… …
129} 124}
130 125
131/* ------------------------------------------------------------------------- */ 126/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 127/* Fill a full line with blanks - make sure it is allocated first */
133void 128void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 129rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 130{
136#ifdef DEBUG_STRICT 131 scr_blank_line (l, 0, ncol, efs);
137 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 132
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 133 l.l = 0;
134 l.f = 0;
135}
136
137// nuke a single wide character at the given column
138void
139rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
140{
141 // find begin
142 while (col > 0 && l.t[col] == NOCHAR)
143 col--;
144
145 rend_t rend = l.r[col] & ~RS_baseattrMask;
146 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
147
148 // found start, nuke
149 do {
150 l.t[col] = ' ';
151 l.r[col] = rend;
152 col++;
153 } while (col < ncol && l.t[col] == NOCHAR);
146} 154}
147 155
148/* ------------------------------------------------------------------------- * 156/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 157 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 158 * ------------------------------------------------------------------------- */
159
151void 160void
152rxvt_term::scr_reset () 161rxvt_term::scr_reset ()
153{ 162{
154 unsigned int ncol, nrow, total_rows, prev_total_rows;
155 unsigned int p, q;
156 int k;
157 rend_t setrstyle;
158
159 D_SCREEN((stderr, "rxvt_scr_reset()"));
160
161 TermWin.view_start = 0; 163 view_start = 0;
162 num_scr = 0; 164 num_scr = 0;
163 165
164 if (TermWin.ncol == 0) 166 if (ncol == 0)
165 TermWin.ncol = 80; 167 ncol = 80;
166 168
167 if (TermWin.nrow == 0) 169 if (nrow == 0)
168 TermWin.nrow = 24; 170 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 171
173 if (ncol == prev_ncol && nrow == prev_nrow) 172 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 173 return;
175 174
175 // we need at least two lines for wrapping to work correctly
176 while (nrow + saveLines < 2)
177 {
178 //TODO//FIXME
179 saveLines++;
180 prev_nrow--;
181 top_row--;
182 }
183
176 want_refresh = 1; 184 want_refresh = 1;
177 185
186 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 187 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 188
181 screen.tscroll = 0; 189 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 190 screen.bscroll = nrow - 1;
183 191
184 if (!talloc) 192 if (!row_buf)
185 { 193 {
194 /*
195 * first time called so just malloc everything: don't rely on realloc
196 */
197 top_row = 0;
198 term_start = 0;
199
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 200 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 201 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
188 }
189
190 if (prev_nrow == 0)
191 {
192 /*
193 * first time called so just malloc everything : don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL
195 */
196 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
197 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 202
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 203 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 204 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
205 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 206
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 207 for (int row = nrow; row--; )
205 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
206 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208
209 for (p = 0; p < nrow; p++)
210 {
211 q = p + TermWin.saveLines;
212 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
214 screen.tlen[q] = swap.tlen[p] = 0;
215 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
216 } 208 {
209 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
210 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
211 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
212 }
217 213
218 MEMSET(charsets, 'B', sizeof(charsets)); 214 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 215 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 216 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 217 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 218 screen.charset = 0;
224 current_screen = PRIMARY; 219 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 220 scr_cursor (SAVE);
226 221
227#if NSCREENS 222#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 223 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 224 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 225 swap.charset = 0;
231 current_screen = SECONDARY; 226 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 227 scr_cursor (SAVE);
233 current_screen = PRIMARY; 228 current_screen = PRIMARY;
234#endif 229#endif
235 230
236 selection.text = NULL; 231 selection.text = NULL;
237 selection.len = 0; 232 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 233 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 234 selection.screen = PRIMARY;
240 selection.clicks = 0; 235 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this);
242 rvideo = 0;
243 } 236 }
244 else 237 else
245 { 238 {
246 /* 239 /*
247 * add or delete rows as appropriate 240 * add or delete rows as appropriate
248 */ 241 */
249 setrstyle = DEFAULT_RSTYLE;
250 242
243 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
244 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
245
246#if 0
251 if (nrow < prev_nrow) 247 if (nrow < prev_nrow)
252 { 248 {
253 /* delete rows */
254 k = min (TermWin.nscrolled, prev_nrow - nrow);
255 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
256
257 for (p = nrow; p < prev_nrow; p++) 249 for (int row = nrow; row < prev_nrow; row++)
258 { 250 {
259 q = p + TermWin.saveLines; 251 lfree (swap_buf [row]);
260 if (screen.text[q]) 252 lfree (drawn_buf[row]);
253 }
254 }
255#endif
256
257 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
258 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
259
260 for (int row = min (nrow, prev_nrow); row--; )
261 {
262 lresize (drawn_buf[row]);
263 lresize (swap_buf [row]);
264 }
265
266 for (int row = prev_nrow; row < nrow; row++)
267 {
268 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
269 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
270 }
271
272 line_t *old_buf = row_buf;
273 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
274
275 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
276 int pend = MOD (term_start + top_row , prev_total_rows);
277 int q = total_rows; // rewrapped row
278
279 if (top_row)
280 {
281 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
282 // to come up with a lean and mean algorithm.
283 // TODO: maybe optimise when width didn't change
284
285 row_col_t ocur = screen.cur;
286 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
287
288 do
289 {
290 p = MOD (p - 1, prev_total_rows);
291 assert (old_buf [MOD (p, prev_total_rows)].t);
292 int plines = 1;
293 int llen = old_buf [MOD (p, prev_total_rows)].l;
294
295 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 296 {
262#ifdef DEBUG_STRICT 297 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 298
264#endif 299 plines++;
265 talloc->free (screen.text[q]); 300 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 301 }
268 if (swap.text[p]) 302
303 int qlines = max (0, (llen - 1) / ncol) + 1;
304
305 // drop partial lines completely
306 if (q < qlines)
307 break;
308
309 q -= qlines;
310
311 int lofs = 0;
312 line_t *qline;
313
314 // re-assemble the full line by destination lines
315 for (int qrow = q; qlines--; qrow++)
269 { 316 {
270#ifdef DEBUG_STRICT 317 qline = row_buf + qrow;
271 assert (swap.rend[p]); 318 lalloc (*qline);
272#endif 319 qline->l = ncol;
273 talloc->free (swap.text[p]); 320 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 321
322 int qcol = 0;
323
324 // see below for cursor adjustment rationale
325 if (p == ocur.row)
326 screen.cur.row = q - (total_rows - nrow);
327
328 // fill a single destination line
329 while (lofs < llen && qcol < ncol)
330 {
331 int prow = lofs / prev_ncol;
332 int pcol = lofs % prev_ncol;
333
334 prow = MOD (p + prow, prev_total_rows);
335
336 // we only adjust the cursor _row_ and put it into
337 // the topmost line of "long line" it was in, as
338 // this seems to upset applications/shells/readline
339 // least.
340 if (prow == ocur.row)
341 screen.cur.row = q - (total_rows - nrow);
342
343 line_t &pline = old_buf [prow];
344
345 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
346
347 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
348 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
349
350 lofs += len;
351 qcol += len;
352 }
275 } 353 }
276#ifdef DEBUG_STRICT 354
277 assert (drawn_text[p] && drawn_rend[p]); 355 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 356 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 357 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 358 }
359 while (p != pend && q > 0);
282 360
283 /* we have fewer rows so fix up cursor position */ 361 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 362 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 363
287 scr_reset_realloc (); /* realloc _last_ */ 364 // make sure all terminal lines exist
288 } 365 while (top_row > 0)
289 else if (nrow > prev_nrow) 366 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 367 }
291 /* add rows */ 368 else
292 scr_reset_realloc (); /* realloc _first_ */ 369 {
370 // if no scrollback exists (yet), wing, instead of wrap
293 371
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 372 for (int row = min (nrow, prev_nrow); row--; )
295
296 k = min (TermWin.nscrolled, nrow - prev_nrow);
297
298 for (p = prev_total_rows; p < total_rows; p++)
299 { 373 {
300 screen.tlen[p] = 0; 374 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 375 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 376
377 qline = pline;
378 lresize (qline);
303 } 379 }
304 380
305 for (p = prev_total_rows; p < total_rows - k; p++)
306 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
307
308 for (p = prev_nrow; p < nrow; p++) 381 for (int row = prev_nrow; row < nrow; row++)
309 { 382 {
310 swap.tlen[p] = 0; 383 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
311 swap.text[p] = NULL;
312 swap.rend[p] = NULL;
313 drawn_text[p] = NULL;
314 drawn_rend[p] = NULL;
315 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
316 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
317 } 384 }
318 385
319 if (k > 0) 386 term_start = 0;
320 {
321 scr_scroll_text (0, (int)nrow - 1, -k, 1);
322 screen.cur.row += k;
323 screen.s_cur.row += k;
324 TermWin.nscrolled -= k;
325 }
326#ifdef DEBUG_STRICT
327 assert(screen.cur.row < TermWin.nrow);
328 assert(swap.cur.row < TermWin.nrow);
329#else /* drive with your eyes closed */
330
331 MIN_IT(screen.cur.row, nrow - 1);
332 MIN_IT(swap.cur.row, nrow - 1);
333#endif
334 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
335 }
336
337 /* resize columns */
338 if (ncol != prev_ncol)
339 { 387 }
340 int common = min (prev_ncol, ncol); 388
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 389 free (old_buf);
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 390 delete old_ta;
391 delete old_ra;
392
393 clamp_it (screen.cur.row, 0, nrow - 1);
394 clamp_it (screen.cur.col, 0, ncol - 1);
343 395 }
344 for (p = 0; p < total_rows; p++)
345 {
346 if (screen.text[p])
347 {
348 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
349 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
350 396
351 MIN_IT(screen.tlen[p], (int16_t)ncol);
352
353 if (ncol > prev_ncol)
354 scr_blank_line (&(screen.text[p][prev_ncol]),
355 &(screen.rend[p][prev_ncol]),
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360
361 for (p = 0; p < nrow; p++)
362 {
363 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
364 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
365
366 if (ncol > prev_ncol)
367 scr_blank_line (&(drawn_text[p][prev_ncol]),
368 &(drawn_rend[p][prev_ncol]),
369 ncol - prev_ncol, setrstyle);
370
371 if (swap.text[p])
372 {
373 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
374 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
375
376 MIN_IT(swap.tlen[p], (int16_t)ncol);
377
378 if (ncol > prev_ncol)
379 scr_blank_line (&(swap.text[p][prev_ncol]),
380 &(swap.rend[p][prev_ncol]),
381 ncol - prev_ncol, setrstyle);
382 }
383
384 }
385
386 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
387 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
388
389 delete talloc; talloc = ta;
390 delete ralloc; ralloc = ra;
391 }
392
393 if (tabs)
394 free(tabs); 397 free (tabs);
395 } 398 tabs = (char *)rxvt_malloc (ncol);
399
400 for (int col = ncol; --col; )
401 tabs [col] = col % TABSIZE == 0;
402
403 CLEAR_ALL_SELECTION ();
396 404
397 prev_nrow = nrow; 405 prev_nrow = nrow;
398 prev_ncol = ncol; 406 prev_ncol = ncol;
399 407
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char));
401
402 for (p = 0; p < ncol; p++)
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
404
405 tt_winch (); 408 tt_winch ();
406}
407 409
408void 410 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
409rxvt_term::scr_reset_realloc()
410{
411 uint16_t total_rows, nrow;
412
413 nrow = TermWin.nrow;
414 total_rows = nrow + TermWin.saveLines;
415 /* *INDENT-OFF* */
416 screen.text = (text_t **)rxvt_realloc(screen.text, total_rows * sizeof(text_t *));
417 buf_text = (text_t **)rxvt_realloc(buf_text , total_rows * sizeof(text_t *));
418 drawn_text = (text_t **)rxvt_realloc(drawn_text , nrow * sizeof(text_t *));
419 swap.text = (text_t **)rxvt_realloc(swap.text , nrow * sizeof(text_t *));
420
421 screen.tlen = (int16_t *)rxvt_realloc(screen.tlen, total_rows * sizeof(int16_t));
422 swap.tlen = (int16_t *)rxvt_realloc(swap.tlen , total_rows * sizeof(int16_t));
423
424 screen.rend = (rend_t **)rxvt_realloc(screen.rend, total_rows * sizeof(rend_t *));
425 buf_rend = (rend_t **)rxvt_realloc(buf_rend , total_rows * sizeof(rend_t *));
426 drawn_rend = (rend_t **)rxvt_realloc(drawn_rend , nrow * sizeof(rend_t *));
427 swap.rend = (rend_t **)rxvt_realloc(swap.rend , nrow * sizeof(rend_t *));
428 /* *INDENT-ON* */
429} 411}
430 412
431/* ------------------------------------------------------------------------- */ 413/* ------------------------------------------------------------------------- */
432/* 414/*
433 * Free everything. That way malloc debugging can find leakage. 415 * Free everything. That way malloc debugging can find leakage.
434 */ 416 */
435void 417void
436rxvt_term::scr_release() 418rxvt_term::scr_release () NOTHROW
437{ 419{
438 uint16_t total_rows; 420 if (row_buf)
439 int i;
440
441 total_rows = TermWin.nrow + TermWin.saveLines;
442
443#ifdef DEBUG_STRICT
444 for (i = 0; i < total_rows; i++)
445 {
446 if (screen.text[i])
447 /* then so is screen.rend[i] */
448 assert(screen.rend[i]);
449 } 421 {
450#endif 422 delete talloc; talloc = 0;
423 delete ralloc; ralloc = 0;
451 424
452 delete talloc; 425 free (row_buf);
453 delete ralloc; 426 free (swap_buf);
427 free (drawn_buf);
428 row_buf = 0; // signal that we freed all the arrays above
454 429
455 free (screen.text);
456 free (screen.tlen);
457 free (screen.rend);
458 free (drawn_text);
459 free (drawn_rend);
460 free (swap.text);
461 free (swap.tlen);
462 free (swap.rend);
463 free (buf_text);
464 free (buf_rend);
465 free (tabs); 430 free (tabs);
466 431 tabs = 0;
467 /* NULL these so if anything tries to use them, we'll know about it */ 432 }
468 screen.text = drawn_text = swap.text = NULL;
469 screen.rend = drawn_rend = swap.rend = NULL;
470 screen.tlen = swap.tlen = NULL;
471 buf_text = NULL;
472 buf_rend = NULL;
473 tabs = NULL;
474} 433}
475 434
476/* ------------------------------------------------------------------------- */ 435/* ------------------------------------------------------------------------- */
477/* 436/*
478 * Hard reset 437 * Hard/Soft reset
479 */ 438 */
480/* EXTPROTO */
481void 439void
482rxvt_scr_poweron(pR) 440rxvt_term::scr_poweron ()
483{ 441{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 442 scr_release ();
487 R->prev_nrow = R->prev_ncol = 0; 443 prev_nrow = prev_ncol = 0;
444 rvideo_mode = false;
445 scr_soft_reset ();
488 R->scr_reset (); 446 scr_reset ();
489 447
490 R->scr_clear (); 448 scr_clear (true);
491 R->scr_refresh (SLOW_REFRESH); 449 scr_refresh ();
492#ifdef RXVT_GRAPHICS 450}
493 rxvt_Gr_reset (aR); 451
452void
453rxvt_term::scr_soft_reset ()
454{
455 /* only affects modes, nothing drastic such as clearing the screen */
456#if ENABLE_OVERLAY
457 scr_overlay_off ();
494#endif 458#endif
459
460 if (current_screen != PRIMARY)
461 scr_swap_screen ();
462
463 scr_scroll_region (0, MAX_ROWS - 1);
464 scr_rendition (0, ~RS_None);
465 scr_insert_mode (0);
495} 466}
496 467
497/* ------------------------------------------------------------------------- * 468/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 469 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 470 * ------------------------------------------------------------------------- */
500/* 471/*
501 * Save and Restore cursor 472 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 473 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 474 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 475 */
505/* EXTPROTO */
506void 476void
507rxvt_scr_cursor(pR_ int mode) 477rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 478{
509 screen_t *s; 479 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 480
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 481#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 482 if (current_screen == SECONDARY)
515 s = &(R->swap); 483 s = &swap;
516 else 484 else
517#endif 485#endif
518 s = &(R->screen); 486 s = &screen;
487
519 switch (mode) { 488 switch (mode)
489 {
520 case SAVE: 490 case SAVE:
521 s->s_cur.row = s->cur.row; 491 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 492 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 493 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 494 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 495 s->s_charset_char = charsets[screen.charset];
526 break; 496 break;
497
527 case RESTORE: 498 case RESTORE:
528 R->want_refresh = 1; 499 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 500 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 501 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 502 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 503 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 504 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 505 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 506 set_font_style ();
536 break; 507 break;
537 } 508 }
509
538/* boundary check in case screen size changed between SAVE and RESTORE */ 510 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 511 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 512 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 513 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 514 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */ 515}
545 MAX_IT(s->cur.row, 0); 516
546 MAX_IT(s->cur.col, 0); 517void
547#endif 518rxvt_term::scr_swap_screen ()
519{
520 if (!option (Opt_secondaryScreen))
521 return;
522
523 for (int i = prev_nrow; i--; )
524 ::swap (ROW(i), swap_buf [i]);
525
526 ::swap (screen.cur, swap.cur);
527
528 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
529 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 530}
549 531
550/* ------------------------------------------------------------------------- */ 532/* ------------------------------------------------------------------------- */
551/* 533/*
552 * Swap between primary and secondary screens 534 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 535 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 536 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 537 */
556/* EXTPROTO */ 538void
557int
558rxvt_scr_change_screen(pR_ int scrn) 539rxvt_term::scr_change_screen (int scrn)
559{ 540{
560 int i; 541 if (scrn == current_screen)
542 return;
543
544 want_refresh = 1;
545 view_start = 0;
546
547 selection_check (2); /* check for boundary cross */
548
549 int i = current_screen; current_screen = scrn; scrn = i;
550
561#if NSCREENS 551#if NSCREENS
562 int offset; 552 if (option (Opt_secondaryScreen))
563#endif 553 {
564
565 R->want_refresh = 1;
566
567 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
568
569 R->TermWin.view_start = 0;
570
571 if (R->current_screen == scrn)
572 return R->current_screen;
573
574 rxvt_selection_check(aR_ 2); /* check for boundary cross */
575
576 SWAP_IT(R->current_screen, scrn, int);
577#if NSCREENS
578 R->num_scr = 0; 554 num_scr = 0;
579 offset = R->TermWin.saveLines; 555
580 for (i = R->prev_nrow; i--;) { 556 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 557
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 558 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 559 ::swap (screen.flags, swap.flags);
584 }
585 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
586 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
587# ifdef DEBUG_STRICT
588 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
589 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
590# else /* drive with your eyes closed */
591 MAX_IT(R->screen.cur.row, 0);
592 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
593 MAX_IT(R->screen.cur.col, 0);
594 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
595# endif
596 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
597 SWAP_IT(R->screen.flags, R->swap.flags, int);
598 R->screen.flags |= Screen_VisibleCursor; 560 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 561 swap.flags |= Screen_VisibleCursor;
600
601# ifdef RXVT_GRAPHICS
602
603 if (rxvt_Gr_Displayed(aR)) {
604 rxvt_Gr_scroll(aR_ 0);
605 rxvt_Gr_ChangeScreen(aR);
606 } 562 }
563 else
607# endif 564#endif
608#else 565 if (option (Opt_secondaryScroll))
609# ifdef SCROLL_ON_NO_SECONDARY
610# ifdef RXVT_GRAPHICS
611 if (rxvt_Gr_Displayed(aR))
612 rxvt_Gr_ClearScreen(aR);
613# endif
614 if (R->current_screen == PRIMARY
615# ifdef RXVT_GRAPHICS
616 && !rxvt_Gr_Displayed(aR)
617# endif
618 )
619 R->scr_scroll_text(0, (R->prev_nrow - 1), R->prev_nrow, 0); 566 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 567}
621#endif 568
569// clear WrapNext indicator, solidifying position on next line
570void
571rxvt_term::scr_do_wrap () NOTHROW
572{
573 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 574 return;
575
576 screen.flags &= ~Screen_WrapNext;
577
578 screen.cur.col = 0;
579
580 if (screen.cur.row == screen.bscroll)
581 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
582 else if (screen.cur.row < nrow - 1)
583 screen.cur.row++;
623} 584}
624 585
625/* ------------------------------------------------------------------------- */ 586/* ------------------------------------------------------------------------- */
626/* 587/*
627 * Change the colour for following text 588 * Change the colour for following text
628 */ 589 */
629/* EXTPROTO */
630void 590void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 591rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 592{
593 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 594 color = fgbg;
595
634 if (fgbg == Color_fg) 596 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 597 rstyle = SET_FGCOLOR (rstyle, color);
636 else 598 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 599 rstyle = SET_BGCOLOR (rstyle, color);
638} 600}
639 601
640/* ------------------------------------------------------------------------- */ 602/* ------------------------------------------------------------------------- */
641/* 603/*
642 * Change the rendition style for following text 604 * Change the rendition style for following text
643 */ 605 */
644/* EXTPROTO */
645void 606void
646rxvt_scr_rendition(pR_ int set, int style) 607rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 608{
648 if (set) 609 if (set)
649 R->rstyle |= style; 610 rstyle |= style;
650 else if (style == ~RS_None) 611 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 612 rstyle = DEFAULT_RSTYLE;
652 else 613 else
653 R->rstyle &= ~style; 614 rstyle &= ~style;
654} 615}
655 616
656/* ------------------------------------------------------------------------- */ 617/* ------------------------------------------------------------------------- */
657/* 618/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 619 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 620 * count positive ==> scroll up
660 * count negative ==> scroll down 621 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 622 */
663int 623int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 624rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 625{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 626 if (count == 0 || (row1 > row2))
670 return 0; 627 return 0;
671 628
672 want_refresh = 1; 629 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 630 num_scr += count;
674 631
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 632 if (count > 0
633 && row1 == 0
634 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
635 {
636 top_row = max (top_row - count, -saveLines);
637
638 // scroll everything up 'count' lines
639 term_start = (term_start + count) % total_rows;
640
641 // sever bottommost line
676 { 642 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 643 line_t &l = ROW(row2 - count);
678 644 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 645 l.touch ();
680 TermWin.nscrolled = TermWin.saveLines;
681 else
682 TermWin.nscrolled = (uint16_t)nscrolled;
683
684 if ((Options & Opt_scrollWithBuffer)
685 && TermWin.view_start != 0
686 && TermWin.view_start != TermWin.saveLines)
687 rxvt_scr_page (this, UP, count);
688 } 646 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 647
692 row2 += TermWin.saveLines; 648 // erase newly scrolled-in lines
649 for (int i = count; i--; )
650 {
651 line_t &l = ROW(nrow - 1 - i);
693 652
653 // optimize if already cleared, can be significant on slow machines
654 // could be rolled into scr_blank_screen_mem
655 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
656 {
657 scr_blank_line (l, 0, l.l, rstyle);
658 l.l = 0;
659 l.f = 0;
660 }
661 else
662 scr_blank_screen_mem (l, rstyle);
663 }
664
665 // now copy lines below the scroll region bottom to the
666 // bottom of the screen again, so they look as if they
667 // hadn't moved.
668 for (int i = nrow; --i > row2; )
669 {
670 line_t &l1 = ROW(i - count);
671 line_t &l2 = ROW(i);
672
673 ::swap (l1, l2);
674 l2.touch ();
675 }
676
677 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 678 if (selection.op && current_screen == selection.screen)
695 {
696 i = selection.beg.row + TermWin.saveLines;
697 j = selection.end.row + TermWin.saveLines;
698 if ((i < row1 && j > row1)
699 || (i < row2 && j > row2)
700 || (i - count < row1 && i >= row1)
701 || (i - count > row2 && i <= row2)
702 || (j - count < row1 && j >= row1)
703 || (j - count > row2 && j <= row2))
704 {
705 CLEAR_ALL_SELECTION (this);
706 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
707 } 679 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 680 selection.beg.row -= count;
712 selection.end.row -= count; 681 selection.end.row -= count;
713 selection.mark.row -= count; 682 selection.mark.row -= count;
683
684 if (selection.beg.row < top_row
685 || selection.end.row < top_row
686 || selection.mark.row < top_row)
687 {
688 CLEAR_ALL_SELECTION ();
689 selection.op = SELECTION_CLEAR;
714 } 690 }
715 }
716
717 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */
718
719 num_scr += count;
720 j = count;
721
722 if (count < 0)
723 count = -count;
724
725 i = row2 - row1 + 1;
726 MIN_IT(count, i);
727
728 if (j > 0)
729 {
730 /* A: scroll up */
731
732 /* A1: Copy lines that will get clobbered by the rotation */
733 for (i = 0, j = row1; i < count; i++, j++)
734 { 691 }
735 buf_text[i] = screen.text[j]; 692
736 buf_rend[i] = screen.rend[j]; 693 // finally move the view window, if desired
694 if (option (Opt_scrollWithBuffer)
695 && view_start != 0
696 && view_start != -saveLines)
697 scr_page (UP, count);
698
699 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
700 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
701 }
702 else
703 {
704 if (selection.op && current_screen == selection.screen)
737 } 705 {
738 /* A2: Rotate lines */ 706 if ((selection.beg.row < row1 && selection.end.row > row1)
739 for (j = row1, i = j + count; i <= row2; i++, j++) 707 || (selection.beg.row < row2 && selection.end.row > row2)
708 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
709 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
710 || (selection.end.row - count < row1 && selection.end.row >= row1)
711 || (selection.end.row - count > row2 && selection.end.row <= row2))
712 {
713 CLEAR_ALL_SELECTION ();
714 selection.op = SELECTION_CLEAR;
715 }
716 else if (selection.end.row >= row1 && selection.end.row <= row2)
717 {
718 /* move selected region too */
719 selection.beg.row -= count;
720 selection.end.row -= count;
721 selection.mark.row -= count;
722
723 selection_check (0);
724 }
740 { 725 }
741 screen.tlen[j] = screen.tlen[i]; 726
742 screen.text[j] = screen.text[i]; 727 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 728 // part of scr_scroll_text is not time-critical.
729
730 int rows = row2 - row1 + 1;
731
732 min_it (count, rows);
733
734 line_t *temp_buf = row_buf + total_rows;
735
736 for (int row = 0; row < rows; row++)
744 } 737 {
745 j = row2 - count + 1, i = count; 738 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750 739
751 /* B1: Copy lines that will get clobbered by the rotation */ 740 if (!IN_RANGE_EXC (row + count, 0, rows))
752 for (i = 0, j = row2; i < count; i++, j--) 741 scr_blank_screen_mem (temp_buf [row], rstyle);
753 { 742 }
754 buf_text[i] = screen.text[j];
755 buf_rend[i] = screen.rend[j];
756 }
757 /* B2: Rotate lines */
758 for (j = row2, i = j - count; i >= row1; i--, j--)
759 {
760 screen.tlen[j] = screen.tlen[i];
761 screen.text[j] = screen.text[i];
762 screen.rend[j] = screen.rend[i];
763 }
764 j = row1, i = count;
765 count = -count;
766 }
767 743
768 /* C: Resurrect lines */ 744 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 745 ROW(row1 + row) = temp_buf [row];
770 { 746 }
771 screen.tlen[j] = 0;
772 screen.text[j] = buf_text[i];
773 screen.rend[j] = buf_rend[i];
774
775 if (!spec) /* line length may not equal TermWin.ncol */
776 scr_blank_screen_mem (screen.text, screen.rend,
777 (unsigned int)j, rstyle);
778 }
779
780#ifdef RXVT_GRAPHICS
781 if (rxvt_Gr_Displayed (this))
782 rxvt_Gr_scroll(this, count);
783#endif
784 747
785 return count; 748 return count;
786} 749}
787 750
788/* ------------------------------------------------------------------------- */ 751/* ------------------------------------------------------------------------- */
789/* 752/*
790 * Add text given in <str> of length <len> to screen struct 753 * Add text given in <str> of length <len> to screen struct
791 */ 754 */
792/* EXTPROTO */
793void 755void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 756rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
795{ 757{
796 unsigned char checksel, clearsel;
797 uint32_t c;
798 int i, row, last_col;
799 text_t *stp;
800 rend_t *srp;
801
802 if (len <= 0) /* sanity */ 758 if (len <= 0) /* sanity */
803 return; 759 return;
804 760
761 unsigned char checksel;
762 unicode_t c;
763 int ncol = this->ncol;
764 const wchar_t *strend = str + len;
765
805 R->want_refresh = 1; 766 want_refresh = 1;
806 last_col = R->TermWin.ncol;
807
808 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
809 ZERO_SCROLLBACK(R); 767 ZERO_SCROLLBACK ();
768
810 if (nlines > 0) { 769 if (minlines > 0)
770 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 771 minlines += screen.cur.row - screen.bscroll;
772 min_it (minlines, screen.cur.row - top_row);
773
812 if ((nlines > 0) 774 if (minlines > 0
813 && (R->screen.tscroll == 0) 775 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 776 && screen.bscroll == nrow - 1)
777 {
815 /* _at least_ this many lines need to be scrolled */ 778 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 779 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 780 screen.cur.row -= minlines;
818 } 781 }
819 } 782 }
820#ifdef DEBUG_STRICT 783
821 assert(R->screen.cur.col < last_col); 784 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 785 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 786 && screen.cur.row >= top_row);
824#else /* drive with your eyes closed */ 787 int row = screen.cur.row;
825 MIN_IT(R->screen.cur.col, last_col - 1);
826 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
827 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
828#endif
829 row = R->screen.cur.row + R->TermWin.saveLines;
830 788
831 checksel = (R->selection.op 789 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 790
835 stp = R->screen.text[row]; 791 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 792
838 for (i = 0; i < len;) { 793 while (str < strend)
839 c = str[i++]; 794 {
840 switch (c) { 795 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 796
842 rxvt_scr_tab (aR_ 1); 797 if (expect_false (c < 0x20))
798 if (c == C0_LF)
799 {
800 max_it (line->l, screen.cur.col);
801
802 screen.flags &= ~Screen_WrapNext;
803
804 if (screen.cur.row == screen.bscroll)
805 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
806 else if (screen.cur.row < (nrow - 1))
807 row = ++screen.cur.row;
808
809 line = &ROW(row); /* _must_ refresh */
843 continue; 810 continue;
844 case '\n': 811 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 812 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 813 {
814 max_it (line->l, screen.cur.col);
815
847 R->screen.flags &= ~Screen_WrapNext; 816 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 817 screen.cur.col = 0;
849 R->scr_scroll_text (R->screen.tscroll, R->screen.bscroll, 1, 0);
850 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
851 row = (++R->screen.cur.row) + R->TermWin.saveLines;
852 stp = R->screen.text[row]; /* _must_ refresh */
853 srp = R->screen.rend[row]; /* _must_ refresh */
854 continue; 818 continue;
855 case '\r': 819 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 820 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 821 {
858 R->screen.flags &= ~Screen_WrapNext; 822 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 823 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 824 }
866 825
826 if (expect_false (
867 if (checksel /* see if we're writing within selection */ 827 checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 828 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 829 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
830 ))
831 {
870 checksel = 0; 832 checksel = 0;
871 clearsel = 1; 833 /*
834 * If we wrote anywhere in the selected area, kill the selection
835 * XXX: should we kill the mark too? Possibly, but maybe that
836 * should be a similar check.
837 */
838 CLEAR_SELECTION ();
839 }
840
841 if (expect_false (screen.flags & Screen_WrapNext))
872 } 842 {
873 if (R->screen.flags & Screen_WrapNext) { 843 scr_do_wrap ();
874 R->screen.tlen[row] = -1; 844
875 if (R->screen.cur.row == R->screen.bscroll) 845 line->l = ncol;
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 846 line->is_longer (1);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 847
878 row = (++R->screen.cur.row) + R->TermWin.saveLines; 848 row = screen.cur.row;
879 stp = R->screen.text[row]; /* _must_ refresh */ 849 line = &ROW(row); /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */ 850 }
881 R->screen.cur.col = 0; 851
882 R->screen.flags &= ~Screen_WrapNext; 852 // some utf-8 decoders "decode" surrogate characters: let's fix this.
853 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
854 c = 0xfffd;
855
856 // rely on wcwidth to tell us the character width, do wcwidth before
857 // further replacements, as wcwidth might return -1 for the line
858 // drawing characters below as they might be invalid in the current
859 // locale.
860 int width = WCWIDTH (c);
861
862 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
883 } 863 {
884 if (R->screen.flags & Screen_Insert) 864 // vt100 special graphics and line drawing
885 rxvt_scr_insdel_chars(aR_ 1, INSERT); 865 // 5f-7e standard vt100
866 // 40-5e rxvt extension for extra curses acs chars
867 static uint16_t vt100_0[62] = { // 41 .. 7e
868 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
869 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
870 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
871 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
872 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
873 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
874 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
875 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
876 };
886 877
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 878 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
888 switch (c)
889 { 879 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 880 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 881 width = 1; // vt100 line drawing characters are always single-width
892 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
893 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
894 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
895 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
896 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
897 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
898 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
899 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
900 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
901 } 882 }
883 }
902 884
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 885 if (expect_false (screen.flags & Screen_Insert))
886 scr_insdel_chars (width, INSERT);
904 887
905 stp[R->screen.cur.col] = c; 888 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 889 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 890#if !UNICODE_3
911 int width = wcwidth (c); 891 // trim characters we can't store directly :(
892 if (c >= 0x10000)
893# if ENABLE_COMBINING
894 c = rxvt_composite.compose (c); // map to lower 16 bits
895# else
896 c = 0xfffd;
897# endif
898#endif
899
900 // nuke the character at this position, if required
901 if (expect_false (
902 line->t[screen.cur.col] == NOCHAR
903 || (screen.cur.col < ncol - 1
904 && line->t[screen.cur.col + 1] == NOCHAR)
905 ))
906 scr_kill_char (*line, screen.cur.col);
907
908 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
909
910 // if the character doesn't fit into the remaining columns...
911 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
912 912 {
913 if (width > 1) 913 // ... artificially enlargen the previous one
914 c = NOCHAR;
915 // and try the same character next loop iteration
916 --str;
917 }
918
919 line->touch ();
920
921 do
914 { 922 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1) 923 line->t[screen.cur.col] = c;
924 line->r[screen.cur.col] = rend;
925
926 if (expect_true (screen.cur.col < ncol - 1))
927 screen.cur.col++;
928 else
916 { 929 {
917 930 line->l = ncol;
918 srp[R->screen.cur.col] |= RS_wide; 931 if (screen.flags & Screen_Autowrap)
919 932 screen.flags |= Screen_WrapNext;
920 R->screen.cur.col++; 933 break;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 } 934 }
935
936 c = NOCHAR;
937 }
938 while (expect_false (--width > 0));
939
940 // pad with spaces when overwriting wide character with smaller one
941 if (expect_false (!width))
942 {
943 line->touch ();
944
945 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
946 {
947 line->t[c] = ' ';
948 line->r[c] = rend;
924 } 949 }
925 } 950 }
926 951 }
927 if (R->screen.cur.col < last_col - 1) 952#if ENABLE_COMBINING
928 R->screen.cur.col++; 953 else // width == 0
929 else {
930 R->screen.tlen[row] = last_col;
931 if (R->screen.flags & Screen_Autowrap)
932 R->screen.flags |= Screen_WrapNext;
933 } 954 {
934 } 955 if (c != 0xfeff) // ignore BOM
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 956 {
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 957 // handle combining characters
958 // we just tag the accent on the previous on-screen character.
959 // this is arguably not correct, but also arguably not wrong.
960 // we don't handle double-width characters nicely yet.
961 line_t *linep;
962 text_t *tp;
963 rend_t *rp;
937 964
938/* 965 if (screen.cur.col > 0)
939 * If we wrote anywhere in the selected area, kill the selection 966 {
940 * XXX: should we kill the mark too? Possibly, but maybe that 967 linep = line;
941 * should be a similar check. 968 tp = line->t + screen.cur.col - 1;
942 */ 969 rp = line->r + screen.cur.col - 1;
943 if (clearsel) 970 }
944 CLEAR_SELECTION(R); 971 else if (screen.cur.row > 0
972 && ROW(screen.cur.row - 1).is_longer ())
973 {
974 linep = &ROW(screen.cur.row - 1);
975 tp = line->t + ncol - 1;
976 rp = line->r + ncol - 1;
977 }
978 else
979 continue;
945 980
946#ifdef DEBUG_STRICT 981 linep->touch ();
982
983 while (*tp == NOCHAR && tp > linep->t)
984 tp--, rp--;
985
986 // first try to find a precomposed character
987 unicode_t n = rxvt_compose (*tp, c);
988 if (n == NOCHAR)
989 n = rxvt_composite.compose (*tp, c);
990
991 *tp = n;
992 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
993 }
994 }
995#endif
996 }
997
998 max_it (line->l, screen.cur.col);
999
947 assert(R->screen.cur.row >= 0); 1000 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0);
950#endif
951} 1001}
952 1002
953/* ------------------------------------------------------------------------- */ 1003/* ------------------------------------------------------------------------- */
954/* 1004/*
955 * Process Backspace. Move back the cursor back a position, wrap if have to 1005 * Process Backspace. Move back the cursor back a position, wrap if have to
956 * XTERM_SEQ: CTRL-H 1006 * XTERM_SEQ: CTRL-H
957 */ 1007 */
958/* EXTPROTO */
959void 1008void
960rxvt_scr_backspace(pR) 1009rxvt_term::scr_backspace () NOTHROW
961{ 1010{
962 R->want_refresh = 1;
963 if (R->screen.cur.col == 0) { 1011 if (screen.cur.col == 0)
1012 {
964 if (R->screen.cur.row > 0) { 1013 if (screen.cur.row > 0)
1014 {
965#ifdef TERMCAP_HAS_BW 1015#ifdef TERMCAP_HAS_BW
966 R->screen.cur.col = R->TermWin.ncol - 1; 1016 screen.cur.col = ncol - 1;
967 R->screen.cur.row--; 1017 --screen.cur.row;
968 return; 1018
1019 want_refresh = 1;
969#endif 1020#endif
970 } 1021 }
971 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1022 }
1023 else
972 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1024 scr_gotorc (0, -1, RELATIVE);
973 R->screen.flags &= ~Screen_WrapNext;
974} 1025}
975 1026
976/* ------------------------------------------------------------------------- */ 1027/* ------------------------------------------------------------------------- */
977/* 1028/*
978 * Process Horizontal Tab 1029 * Process Horizontal Tab
979 * count: +ve = forward; -ve = backwards 1030 * count: +ve = forward; -ve = backwards
980 * XTERM_SEQ: CTRL-I 1031 * XTERM_SEQ: CTRL-I
981 */ 1032 */
982/* EXTPROTO */
983void 1033void
984rxvt_scr_tab(pR_ int count) 1034rxvt_term::scr_tab (int count, bool ht) NOTHROW
985{ 1035{
986 int i, x; 1036 int i, x;
987 1037
988 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
989 R->want_refresh = 1; 1038 want_refresh = 1;
990 i = x = R->screen.cur.col; 1039 i = x = screen.cur.col;
1040
991 if (count == 0) 1041 if (count == 0)
992 return; 1042 return;
993 else if (count > 0) { 1043 else if (count > 0)
1044 {
1045 line_t &l = ROW(screen.cur.row);
1046 rend_t base_rend = l.r[i];
1047 ht &= l.t[i] == ' ';
1048
994 for (; ++i < R->TermWin.ncol; ) 1049 for (; ++i < ncol; )
995 if (R->tabs[i]) { 1050 if (tabs[i])
1051 {
996 x = i; 1052 x = i;
1053
997 if (!--count) 1054 if (!--count)
998 break; 1055 break;
1056 }
1057 else
1058 ht &= l.t[i] == ' '
1059 && RS_SAME (l.r[i], base_rend);
1060
1061 if (count)
1062 x = ncol - 1;
1063
1064 // store horizontal tab commands as characters inside the text
1065 // buffer so they can be selected and pasted.
1066 if (ht && option (Opt_pastableTabs))
1067 {
1068 base_rend = SET_FONT (base_rend, 0);
1069
1070 l.touch (x);
1071
1072 i = screen.cur.col;
1073
1074 l.t[i] = '\t';
1075 l.r[i] = base_rend;
1076
1077 while (++i < x)
1078 {
1079 l.t[i] = NOCHAR;
1080 l.r[i] = base_rend;
999 } 1081 }
1000 if (count) 1082 }
1001 x = R->TermWin.ncol - 1; 1083 }
1002 } else /* if (count < 0) */ { 1084 else /* if (count < 0) */
1085 {
1003 for (; --i >= 0; ) 1086 for (; --i >= 0; )
1004 if (R->tabs[i]) { 1087 if (tabs[i])
1005 x = i;
1006 if (!++count)
1007 break;
1008 } 1088 {
1009 if (count)
1010 x = 0; 1089 x = i;
1090 if (!++count)
1091 break;
1092 }
1093
1094 if (count)
1095 x = 0;
1011 } 1096 }
1097
1012 if (x != R->screen.cur.col) 1098 if (x != screen.cur.col)
1013 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1099 scr_gotorc (0, x, R_RELATIVE);
1014} 1100}
1015 1101
1016/* ------------------------------------------------------------------------- */ 1102/* ------------------------------------------------------------------------- */
1017/* 1103/*
1018 * Process DEC Back Index 1104 * Process DEC Back Index
1019 * XTERM_SEQ: ESC 6 1105 * XTERM_SEQ: ESC 6
1020 * Move cursor left in row. If we're at the left boundary, shift everything 1106 * Move cursor left in row. If we're at the left boundary, shift everything
1021 * in that row right. Clear left column. 1107 * in that row right. Clear left column.
1022 */ 1108 */
1023#ifndef NO_FRILLS 1109#if !ENABLE_MINIMAL
1024/* EXTPROTO */
1025void 1110void
1026rxvt_scr_backindex(pR) 1111rxvt_term::scr_backindex () NOTHROW
1027{ 1112{
1028 if (R->screen.cur.col > 0) 1113 if (screen.cur.col > 0)
1029 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1114 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1030 else { 1115 else
1031 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1032 return; /* um, yeah? */
1033 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1116 scr_insdel_chars (1, INSERT);
1034 }
1035} 1117}
1036#endif 1118#endif
1037/* ------------------------------------------------------------------------- */ 1119/* ------------------------------------------------------------------------- */
1038/* 1120/*
1039 * Process DEC Forward Index 1121 * Process DEC Forward Index
1040 * XTERM_SEQ: ESC 9 1122 * XTERM_SEQ: ESC 9
1041 * Move cursor right in row. If we're at the right boundary, shift everything 1123 * Move cursor right in row. If we're at the right boundary, shift everything
1042 * in that row left. Clear right column. 1124 * in that row left. Clear right column.
1043 */ 1125 */
1044#ifndef NO_FRILLS 1126#if !ENABLE_MINIMAL
1045/* EXTPROTO */
1046void 1127void
1047rxvt_scr_forwardindex(pR) 1128rxvt_term::scr_forwardindex () NOTHROW
1048{ 1129{
1049 int row;
1050
1051 if (R->screen.cur.col < R->TermWin.ncol - 1) 1130 if (screen.cur.col < ncol - 1)
1052 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1131 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1053 else { 1132 else
1054 row = R->screen.cur.row + R->TermWin.saveLines; 1133 {
1055 if (R->screen.tlen[row] == 0) 1134 line_t &l = ROW(screen.cur.row);
1056 return; /* um, yeah? */ 1135
1057 else if (R->screen.tlen[row] == -1) 1136 l.touch ();
1058 R->screen.tlen[row] = R->TermWin.ncol; 1137 l.is_longer (0);
1138
1059 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1139 scr_gotorc (0, 0, R_RELATIVE);
1060 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1140 scr_insdel_chars (1, DELETE);
1061 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1141 scr_gotorc (0, ncol - 1, R_RELATIVE);
1062 } 1142 }
1063} 1143}
1064#endif 1144#endif
1065 1145
1066/* ------------------------------------------------------------------------- */ 1146/* ------------------------------------------------------------------------- */
1067/* 1147/*
1068 * Goto Row/Column 1148 * Goto Row/Column
1069 */ 1149 */
1070/* EXTPROTO */
1071void 1150void
1072rxvt_scr_gotorc(pR_ int row, int col, int relative) 1151rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1073{ 1152{
1074 R->want_refresh = 1; 1153 want_refresh = 1;
1075 ZERO_SCROLLBACK(R); 1154 ZERO_SCROLLBACK ();
1076#ifdef RXVT_GRAPHICS
1077 if (rxvt_Gr_Displayed(aR))
1078 rxvt_Gr_scroll(aR_ 0);
1079#endif
1080 1155
1081 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1082
1083 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1156 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1084 : col); 1157 clamp_it (screen.cur.col, 0, ncol - 1);
1085 MAX_IT(R->screen.cur.col, 0);
1086 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1087 1158
1088 R->screen.flags &= ~Screen_WrapNext; 1159 screen.flags &= ~Screen_WrapNext;
1160
1089 if (relative & R_RELATIVE) { 1161 if (relative & R_RELATIVE)
1162 {
1090 if (row > 0) { 1163 if (row > 0)
1164 {
1091 if (R->screen.cur.row <= R->screen.bscroll 1165 if (screen.cur.row <= screen.bscroll
1092 && (R->screen.cur.row + row) > R->screen.bscroll) 1166 && (screen.cur.row + row) > screen.bscroll)
1093 R->screen.cur.row = R->screen.bscroll; 1167 screen.cur.row = screen.bscroll;
1094 else 1168 else
1095 R->screen.cur.row += row;
1096 } else if (row < 0) {
1097 if (R->screen.cur.row >= R->screen.tscroll
1098 && (R->screen.cur.row + row) < R->screen.tscroll)
1099 R->screen.cur.row = R->screen.tscroll;
1100 else
1101 R->screen.cur.row += row;
1102 }
1103 } else {
1104 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1105 R->screen.cur.row = row + R->screen.tscroll;
1106 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1107 } else
1108 R->screen.cur.row = row; 1169 screen.cur.row += row;
1170 }
1171 else if (row < 0)
1172 {
1173 if (screen.cur.row >= screen.tscroll
1174 && (screen.cur.row + row) < screen.tscroll)
1175 screen.cur.row = screen.tscroll;
1176 else
1177 screen.cur.row += row;
1178 }
1179 }
1180 else
1109 } 1181 {
1110 MAX_IT(R->screen.cur.row, 0); 1182 if (screen.flags & Screen_Relative)
1111 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1183 {
1112} 1184 /* relative origin mode */
1185 screen.cur.row = row + screen.tscroll;
1186 min_it (screen.cur.row, screen.bscroll);
1187 }
1188 else
1189 screen.cur.row = row;
1190 }
1113 1191
1192 clamp_it (screen.cur.row, 0, nrow - 1);
1193}
1194
1114/* ------------------------------------------------------------------------- */ 1195/* ------------------------------------------------------------------------- */
1115/* 1196/*
1116 * direction should be UP or DN 1197 * direction should be UP or DN
1117 */ 1198 */
1118/* EXTPROTO */
1119void 1199void
1120rxvt_scr_index(pR_ enum page_dirn direction) 1200rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1121{ 1201{
1122 int dirn; 1202 int dirn;
1123 1203
1124 R->want_refresh = 1; 1204 want_refresh = 1;
1205 ZERO_SCROLLBACK ();
1206
1125 dirn = ((direction == UP) ? 1 : -1); 1207 dirn = ((direction == UP) ? 1 : -1);
1126 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1127 1208
1128 ZERO_SCROLLBACK(R);
1129
1130#ifdef RXVT_GRAPHICS
1131 if (rxvt_Gr_Displayed(aR))
1132 rxvt_Gr_scroll(aR_ 0);
1133#endif
1134
1135 R->screen.flags &= ~Screen_WrapNext; 1209 screen.flags &= ~Screen_WrapNext;
1210
1136 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1211 if ((screen.cur.row == screen.bscroll && direction == UP)
1137 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1212 || (screen.cur.row == screen.tscroll && direction == DN))
1138 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1213 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1139 else 1214 else
1140 R->screen.cur.row += dirn; 1215 screen.cur.row += dirn;
1141 MAX_IT(R->screen.cur.row, 0); 1216
1142 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1217 clamp_it (screen.cur.row, 0, nrow - 1);
1143 rxvt_selection_check(aR_ 0); 1218 selection_check (0);
1144} 1219}
1145 1220
1146/* ------------------------------------------------------------------------- */ 1221/* ------------------------------------------------------------------------- */
1147/* 1222/*
1148 * Erase part or whole of a line 1223 * Erase part or whole of a line
1149 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1224 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1150 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1225 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1151 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1226 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1227 * extension: clear to right unless wrapped: ESC [ 3 K
1152 */ 1228 */
1153/* EXTPROTO */
1154void 1229void
1155rxvt_scr_erase_line(pR_ int mode) 1230rxvt_term::scr_erase_line (int mode) NOTHROW
1156{ 1231{
1157 unsigned int row, col, num; 1232 unsigned int col, num;
1158 1233
1159 R->want_refresh = 1; 1234 want_refresh = 1;
1160 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1161 ZERO_SCROLLBACK (R); 1235 ZERO_SCROLLBACK ();
1162 1236
1163#ifdef RXVT_GRAPHICS
1164 if (rxvt_Gr_Displayed (aR))
1165 rxvt_Gr_scroll (aR_ 0);
1166#endif
1167
1168 rxvt_selection_check (aR_ 1); 1237 selection_check (1);
1169 1238
1170 R->screen.flags &= ~Screen_WrapNext; 1239 line_t &line = ROW(screen.cur.row);
1171 1240
1172 row = R->TermWin.saveLines + R->screen.cur.row; 1241 line.touch ();
1242 line.is_longer (0);
1243
1173 switch (mode) 1244 switch (mode)
1174 { 1245 {
1246 case 3:
1247 if (screen.flags & Screen_WrapNext)
1248 return;
1249
1250 /* fall through */
1251
1175 case 0: /* erase to end of line */ 1252 case 0: /* erase to end of line */
1176 col = R->screen.cur.col; 1253 col = screen.cur.col;
1177 num = R->TermWin.ncol - col; 1254 num = ncol - col;
1178 MIN_IT(R->screen.tlen[row], (int16_t)col); 1255 min_it (line.l, col);
1256
1179 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1257 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1180 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1258 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1181 CLEAR_SELECTION(R); 1259 CLEAR_SELECTION ();
1182 break; 1260 break;
1261
1183 case 1: /* erase to beginning of line */ 1262 case 1: /* erase to beginning of line */
1184 col = 0; 1263 col = 0;
1185 num = R->screen.cur.col + 1; 1264 num = screen.cur.col + 1;
1265
1186 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1266 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1187 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1267 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1188 CLEAR_SELECTION(R); 1268 CLEAR_SELECTION ();
1189 break; 1269 break;
1270
1190 case 2: /* erase whole line */ 1271 case 2: /* erase whole line */
1191 col = 0; 1272 col = 0;
1192 num = R->TermWin.ncol; 1273 num = ncol;
1193 R->screen.tlen[row] = 0; 1274 line.l = 0;
1194 if (R->selection.beg.row <= R->screen.cur.row 1275 if (selection.beg.row <= screen.cur.row
1195 && R->selection.end.row >= R->screen.cur.row) 1276 && selection.end.row >= screen.cur.row)
1196 CLEAR_SELECTION(R); 1277 CLEAR_SELECTION ();
1197 break; 1278 break;
1198 default: 1279 default:
1199 return; 1280 return;
1200 } 1281 }
1201 1282
1202 if (R->screen.text[row]) 1283 scr_blank_line (line, col, num, rstyle);
1203 R->scr_blank_line (&(R->screen.text[row][col]),
1204 &(R->screen.rend[row][col]), num, R->rstyle);
1205 else
1206 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1207} 1284}
1208 1285
1209/* ------------------------------------------------------------------------- */ 1286/* ------------------------------------------------------------------------- */
1210/* 1287/*
1211 * Erase part of whole of the screen 1288 * Erase part of whole of the screen
1212 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1289 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1213 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1290 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1214 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1291 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1215 */ 1292 */
1216void 1293void
1217rxvt_term::scr_erase_screen (int mode) 1294rxvt_term::scr_erase_screen (int mode) NOTHROW
1218{ 1295{
1219 int num; 1296 int num;
1220 int32_t row, row_offset; 1297 int32_t row;
1221 rend_t ren; 1298 rend_t ren;
1222 XGCValues gcvalue; 1299 XGCValues gcvalue;
1223 1300
1224 want_refresh = 1; 1301 want_refresh = 1;
1225 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1226 ZERO_SCROLLBACK(this); 1302 ZERO_SCROLLBACK ();
1227 row_offset = (int32_t)TermWin.saveLines;
1228 1303
1229 switch (mode) { 1304 switch (mode)
1305 {
1230 case 0: /* erase to end of screen */ 1306 case 0: /* erase to end of screen */
1231 rxvt_selection_check(this,1); 1307 selection_check (1);
1232 rxvt_scr_erase_line(this,0); 1308 scr_erase_line (0);
1233 row = screen.cur.row + 1; /* possible OOB */ 1309 row = screen.cur.row + 1; /* possible OOB */
1234 num = TermWin.nrow - row; 1310 num = nrow - row;
1235 break; 1311 break;
1236 case 1: /* erase to beginning of screen */ 1312 case 1: /* erase to beginning of screen */
1237 rxvt_selection_check(this,3); 1313 selection_check (3);
1238 rxvt_scr_erase_line(this,1); 1314 scr_erase_line (1);
1239 row = 0; 1315 row = 0;
1240 num = screen.cur.row; 1316 num = screen.cur.row;
1241 break; 1317 break;
1242 case 2: /* erase whole screen */ 1318 case 2: /* erase whole screen */
1243 rxvt_selection_check (this, 3); 1319 selection_check (3);
1244#ifdef RXVT_GRAPHICS
1245 rxvt_Gr_ClearScreen (this);
1246#endif
1247 row = 0; 1320 row = 0;
1248 num = TermWin.nrow; 1321 num = nrow;
1249 break; 1322 break;
1250 default: 1323 default:
1251 return; 1324 return;
1252 } 1325 }
1253 refresh_type |= REFRESH_BOUNDS; 1326
1254 if (selection.op && current_screen == selection.screen 1327 if (selection.op && current_screen == selection.screen
1255 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1328 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1256 || (selection.end.row >= row 1329 || (selection.end.row >= row
1257 && selection.end.row <= row + num))) 1330 && selection.end.row <= row + num)))
1258 CLEAR_SELECTION (this); 1331 CLEAR_SELECTION ();
1332
1259 if (row >= TermWin.nrow) /* Out Of Bounds */ 1333 if (row >= nrow) /* Out Of Bounds */
1260 return; 1334 return;
1261 MIN_IT(num, (TermWin.nrow - row)); 1335
1336 min_it (num, nrow - row);
1337
1338 // TODO: the code below does not work when view_start != 0
1339 // the workaround is to disable the clear and use a normal refresh
1340 // when view_start != 0. mysterious.
1262 if (rstyle & (RS_RVid | RS_Uline)) 1341 if (rstyle & (RS_RVid | RS_Uline))
1263 ren = (rend_t) ~RS_None; 1342 ren = (rend_t) ~RS_None;
1264 else if (GET_BASEBG(rstyle) == Color_bg) { 1343 else if (GET_BASEBG (rstyle) == Color_bg)
1344 {
1265 ren = DEFAULT_RSTYLE; 1345 ren = DEFAULT_RSTYLE;
1266 CLEAR_ROWS(row, num); 1346
1267 } else { 1347 if (mapped && !view_start)
1348 XClearArea (dpy, vt, 0,
1349 Row2Pixel (row - view_start), (unsigned int)width,
1350 (unsigned int)Height2Pixel (num), False);
1351 }
1352 else
1353 {
1268 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1354 ren = rstyle & (RS_fgMask | RS_bgMask);
1355
1356 if (mapped && !view_start)
1357 {
1269 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1358 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1270 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1359 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1271 ERASE_ROWS(row, num); 1360 XFillRectangle (dpy, vt, gc,
1361 0, Row2Pixel (row - view_start),
1362 (unsigned int)width,
1363 (unsigned int)Height2Pixel (num));
1272 gcvalue.foreground = PixColors[Color_fg]; 1364 gcvalue.foreground = pix_colors[Color_fg];
1273 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1365 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1366 }
1274 } 1367 }
1368
1275 for (; num--; row++) { 1369 for (; num--; row++)
1276 scr_blank_screen_mem (screen.text, screen.rend,
1277 (unsigned int)(row + row_offset), rstyle);
1278 screen.tlen[row + row_offset] = 0;
1279 scr_blank_line (drawn_text[row], drawn_rend[row],
1280 (unsigned int)TermWin.ncol, ren);
1281 } 1370 {
1371 scr_blank_screen_mem (ROW(row), rstyle);
1372
1373 if (!view_start)
1374 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1375 }
1282} 1376}
1377
1378#if !ENABLE_MINIMAL
1379void
1380rxvt_term::scr_erase_savelines () NOTHROW
1381{
1382 want_refresh = 1;
1383 ZERO_SCROLLBACK ();
1384
1385 top_row = 0;
1386}
1387#endif
1283 1388
1284/* ------------------------------------------------------------------------- */ 1389/* ------------------------------------------------------------------------- */
1285/* 1390/*
1286 * Fill the screen with `E's 1391 * Fill the screen with `E's
1287 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1392 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1288 */ 1393 */
1289/* EXTPROTO */
1290void 1394void
1291rxvt_scr_E(pR) 1395rxvt_term::scr_E () NOTHROW
1292{ 1396{
1293 int i, j, k; 1397 rend_t fs;
1294 rend_t *r1, fs;
1295 1398
1296 R->want_refresh = 1; 1399 want_refresh = 1;
1297 R->num_scr_allow = 0;
1298 ZERO_SCROLLBACK(R); 1400 ZERO_SCROLLBACK ();
1401
1402 num_scr_allow = 0;
1299 rxvt_selection_check(aR_ 3); 1403 selection_check (3);
1300 1404
1301 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1405 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1302 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1406 for (int row = nrow; row--; )
1303 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1407 {
1304 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1408 line_t &line = ROW(row);
1305 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1409
1410 fill_text (line.t, 'E', ncol);
1411 rend_t *r1 = line.r;
1412
1413 for (int j = ncol; j--; )
1306 *r1++ = fs; 1414 *r1++ = fs;
1415
1416 line.is_longer (0);
1417 line.touch (ncol);
1307 } 1418 }
1308} 1419}
1309 1420
1310/* ------------------------------------------------------------------------- */ 1421/* ------------------------------------------------------------------------- */
1311/* 1422/*
1312 * Insert/Delete <count> lines 1423 * Insert/Delete <count> lines
1313 */ 1424 */
1314/* EXTPROTO */
1315void 1425void
1316rxvt_scr_insdel_lines(pR_ int count, int insdel) 1426rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1317{ 1427{
1318 int end; 1428 int end;
1319 1429
1320 ZERO_SCROLLBACK(R); 1430 ZERO_SCROLLBACK ();
1321 1431
1322#ifdef RXVT_GRAPHICS
1323 if (rxvt_Gr_Displayed(aR))
1324 rxvt_Gr_scroll(aR_ 0);
1325#endif
1326
1327 rxvt_selection_check(aR_ 1); 1432 selection_check (1);
1328 1433
1329 if (R->screen.cur.row > R->screen.bscroll) 1434 if (screen.cur.row > screen.bscroll)
1435 return;
1436
1437 end = screen.bscroll - screen.cur.row + 1;
1438 if (count > end)
1439 {
1440 if (insdel == DELETE)
1330 return; 1441 return;
1331
1332 end = R->screen.bscroll - R->screen.cur.row + 1;
1333 if (count > end) {
1334 if (insdel == DELETE)
1335 return;
1336 else if (insdel == INSERT) 1442 else if (insdel == INSERT)
1337 count = end; 1443 count = end;
1338 } 1444 }
1339 R->screen.flags &= ~Screen_WrapNext;
1340 1445
1446 scr_do_wrap ();
1447
1341 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1448 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1342} 1449}
1343 1450
1344/* ------------------------------------------------------------------------- */ 1451/* ------------------------------------------------------------------------- */
1345/* 1452/*
1346 * Insert/Delete <count> characters from the current position 1453 * Insert/Delete <count> characters from the current position
1347 */ 1454 */
1348/* EXTPROTO */
1349void 1455void
1350rxvt_scr_insdel_chars(pR_ int count, int insdel) 1456rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1351{ 1457{
1352 int col, row;
1353 rend_t tr;
1354 text_t *stp;
1355 rend_t *srp;
1356 int16_t *slp;
1357
1358 R->want_refresh = 1; 1458 want_refresh = 1;
1359 ZERO_SCROLLBACK(R); 1459 ZERO_SCROLLBACK ();
1360 1460
1361#ifdef RXVT_GRAPHICS
1362 if (rxvt_Gr_Displayed(aR))
1363 rxvt_Gr_scroll(aR_ 0);
1364#endif
1365
1366 if (count <= 0) 1461 if (count <= 0)
1367 return; 1462 return;
1368 1463
1464 scr_do_wrap ();
1465
1369 rxvt_selection_check(aR_ 1); 1466 selection_check (1);
1370 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1467 min_it (count, ncol - screen.cur.col);
1371 1468
1372 row = R->screen.cur.row + R->TermWin.saveLines; 1469 int row = screen.cur.row;
1373 R->screen.flags &= ~Screen_WrapNext;
1374 1470
1375 stp = R->screen.text[row]; 1471 line_t *line = &ROW(row);
1376 srp = R->screen.rend[row]; 1472
1377 slp = &(R->screen.tlen[row]); 1473 line->touch ();
1474 line->is_longer (0);
1475
1476 // nuke wide spanning the start
1477 if (line->t[screen.cur.col] == NOCHAR)
1478 scr_kill_char (*line, screen.cur.col);
1479
1378 switch (insdel) { 1480 switch (insdel)
1481 {
1379 case INSERT: 1482 case INSERT:
1380 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1483 line->l = min (line->l + count, ncol);
1381 col--) { 1484
1485 if (line->t[screen.cur.col] == NOCHAR)
1486 scr_kill_char (*line, screen.cur.col);
1487
1488 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1489 {
1382 stp[col] = stp[col - count]; 1490 line->t[col] = line->t[col - count];
1383 srp[col] = srp[col - count]; 1491 line->r[col] = line->r[col - count];
1384 } 1492 }
1385 if (*slp != -1) { 1493
1386 *slp += count;
1387 MIN_IT(*slp, R->TermWin.ncol);
1388 }
1389 if (R->selection.op && R->current_screen == R->selection.screen 1494 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1495 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1496 {
1391 if (R->selection.end.row != R->screen.cur.row 1497 if (selection.end.row != screen.cur.row
1392 || (R->selection.end.col + count >= R->TermWin.ncol)) 1498 || (selection.end.col + count >= ncol))
1393 CLEAR_SELECTION(R); 1499 CLEAR_SELECTION ();
1500 else
1501 {
1394 else { /* shift selection */ 1502 /* shift selection */
1395 R->selection.beg.col += count; 1503 selection.beg.col += count;
1396 R->selection.mark.col += count; /* XXX: yes? */ 1504 selection.mark.col += count; /* XXX: yes? */
1397 R->selection.end.col += count; 1505 selection.end.col += count;
1398 } 1506 }
1399 } 1507 }
1400 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1508
1401 (unsigned int)count, R->rstyle); 1509 scr_blank_line (*line, screen.cur.col, count, rstyle);
1402 break; 1510 break;
1511
1403 case ERASE: 1512 case ERASE:
1404 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1513 screen.cur.col += count; /* don't worry if > ncol */
1405 rxvt_selection_check(aR_ 1); 1514 selection_check (1);
1406 R->screen.cur.col -= count; 1515 screen.cur.col -= count;
1407 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1516
1408 (unsigned int)count, R->rstyle); 1517 // nuke wide char after the end
1518 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1519 scr_kill_char (*line, screen.cur.col + count);
1520
1521 scr_blank_line (*line, screen.cur.col, count, rstyle);
1409 break; 1522 break;
1523
1410 case DELETE: 1524 case DELETE:
1411 tr = srp[R->TermWin.ncol - 1] 1525 line->l = max (line->l - count, 0);
1412 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1526
1527 // nuke wide char spanning the end
1528 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1529 scr_kill_char (*line, screen.cur.col + count);
1530
1413 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1531 for (int col = screen.cur.col; (col + count) < ncol; col++)
1532 {
1414 stp[col] = stp[col + count]; 1533 line->t[col] = line->t[col + count];
1415 srp[col] = srp[col + count]; 1534 line->r[col] = line->r[col + count];
1416 } 1535 }
1417 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1536
1418 &(srp[R->TermWin.ncol - count]), 1537 scr_blank_line (*line, ncol - count, count, rstyle);
1419 (unsigned int)count, tr); 1538
1420 if (*slp == -1) /* break line continuation */
1421 *slp = R->TermWin.ncol;
1422 *slp -= count;
1423 MAX_IT(*slp, 0);
1424 if (R->selection.op && R->current_screen == R->selection.screen 1539 if (selection.op && current_screen == selection.screen
1425 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1540 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1541 {
1426 if (R->selection.end.row != R->screen.cur.row 1542 if (selection.end.row != screen.cur.row
1427 || (R->screen.cur.col >= R->selection.beg.col - count) 1543 || (screen.cur.col >= selection.beg.col - count)
1428 || R->selection.end.col >= R->TermWin.ncol) 1544 || selection.end.col >= ncol)
1429 CLEAR_SELECTION(R); 1545 CLEAR_SELECTION ();
1430 else { 1546 else
1547 {
1431 /* shift selection */ 1548 /* shift selection */
1432 R->selection.beg.col -= count; 1549 selection.beg.col -= count;
1433 R->selection.mark.col -= count; /* XXX: yes? */ 1550 selection.mark.col -= count; /* XXX: yes? */
1434 R->selection.end.col -= count; 1551 selection.end.col -= count;
1435 } 1552 }
1436 } 1553 }
1554
1437 break; 1555 break;
1438 } 1556 }
1439} 1557}
1440 1558
1441/* ------------------------------------------------------------------------- */ 1559/* ------------------------------------------------------------------------- */
1442/* 1560/*
1443 * Set the scrolling region 1561 * Set the scrolling region
1444 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1562 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1445 */ 1563 */
1446/* EXTPROTO */
1447void 1564void
1448rxvt_scr_scroll_region(pR_ int top, int bot) 1565rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1449{ 1566{
1450 MAX_IT(top, 0); 1567 max_it (top, 0);
1451 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1568 min_it (bot, nrow - 1);
1569
1452 if (top > bot) 1570 if (top > bot)
1453 return; 1571 return;
1572
1454 R->screen.tscroll = top; 1573 screen.tscroll = top;
1455 R->screen.bscroll = bot; 1574 screen.bscroll = bot;
1456 rxvt_scr_gotorc(aR_ 0, 0, 0); 1575 scr_gotorc (0, 0, 0);
1457} 1576}
1458 1577
1459/* ------------------------------------------------------------------------- */ 1578/* ------------------------------------------------------------------------- */
1460/* 1579/*
1461 * Make the cursor visible/invisible 1580 * Make the cursor visible/invisible
1462 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1581 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1463 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1582 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1464 */ 1583 */
1465/* EXTPROTO */
1466void 1584void
1467rxvt_scr_cursor_visible(pR_ int mode) 1585rxvt_term::scr_cursor_visible (int mode) NOTHROW
1468{ 1586{
1469 R->want_refresh = 1; 1587 want_refresh = 1;
1588
1470 if (mode) 1589 if (mode)
1471 R->screen.flags |= Screen_VisibleCursor; 1590 screen.flags |= Screen_VisibleCursor;
1472 else 1591 else
1473 R->screen.flags &= ~Screen_VisibleCursor; 1592 screen.flags &= ~Screen_VisibleCursor;
1474} 1593}
1475 1594
1476/* ------------------------------------------------------------------------- */ 1595/* ------------------------------------------------------------------------- */
1477/* 1596/*
1478 * Set/unset automatic wrapping 1597 * Set/unset automatic wrapping
1479 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1598 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1480 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1599 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1481 */ 1600 */
1482/* EXTPROTO */
1483void 1601void
1484rxvt_scr_autowrap(pR_ int mode) 1602rxvt_term::scr_autowrap (int mode) NOTHROW
1485{ 1603{
1486 if (mode) 1604 if (mode)
1487 R->screen.flags |= Screen_Autowrap; 1605 screen.flags |= Screen_Autowrap;
1488 else 1606 else
1489 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1607 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1490} 1608}
1491 1609
1492/* ------------------------------------------------------------------------- */ 1610/* ------------------------------------------------------------------------- */
1493/* 1611/*
1494 * Set/unset margin origin mode 1612 * Set/unset margin origin mode
… …
1497 * Relative mode: line numbers are relative to top margin of scrolling region 1615 * Relative mode: line numbers are relative to top margin of scrolling region
1498 * and the cursor cannot be moved outside. 1616 * and the cursor cannot be moved outside.
1499 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1617 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1500 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1618 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1501 */ 1619 */
1502/* EXTPROTO */
1503void 1620void
1504rxvt_scr_relative_origin(pR_ int mode) 1621rxvt_term::scr_relative_origin (int mode) NOTHROW
1505{ 1622{
1506 if (mode) 1623 if (mode)
1507 R->screen.flags |= Screen_Relative; 1624 screen.flags |= Screen_Relative;
1508 else 1625 else
1509 R->screen.flags &= ~Screen_Relative; 1626 screen.flags &= ~Screen_Relative;
1627
1510 rxvt_scr_gotorc(aR_ 0, 0, 0); 1628 scr_gotorc (0, 0, 0);
1511} 1629}
1512 1630
1513/* ------------------------------------------------------------------------- */ 1631/* ------------------------------------------------------------------------- */
1514/* 1632/*
1515 * Set insert/replace mode 1633 * Set insert/replace mode
1516 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1634 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1517 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1635 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1518 */ 1636 */
1519/* EXTPROTO */
1520void 1637void
1521rxvt_scr_insert_mode(pR_ int mode) 1638rxvt_term::scr_insert_mode (int mode) NOTHROW
1522{ 1639{
1523 if (mode) 1640 if (mode)
1524 R->screen.flags |= Screen_Insert; 1641 screen.flags |= Screen_Insert;
1525 else 1642 else
1526 R->screen.flags &= ~Screen_Insert; 1643 screen.flags &= ~Screen_Insert;
1527} 1644}
1528 1645
1529/* ------------------------------------------------------------------------- */ 1646/* ------------------------------------------------------------------------- */
1530/* 1647/*
1531 * Set/Unset tabs 1648 * Set/Unset tabs
1532 * XTERM_SEQ: Set tab at current column : ESC H 1649 * XTERM_SEQ: Set tab at current column : ESC H
1533 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1650 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1534 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1651 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1535 */ 1652 */
1536/* EXTPROTO */
1537void 1653void
1538rxvt_scr_set_tab(pR_ int mode) 1654rxvt_term::scr_set_tab (int mode) NOTHROW
1539{ 1655{
1540 if (mode < 0) 1656 if (mode < 0)
1541 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1657 memset (tabs, 0, ncol);
1542 else if (R->screen.cur.col < R->TermWin.ncol) 1658 else if (screen.cur.col < ncol)
1543 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1659 tabs [screen.cur.col] = !!mode;
1544} 1660}
1545 1661
1546/* ------------------------------------------------------------------------- */ 1662/* ------------------------------------------------------------------------- */
1547/* 1663/*
1548 * Set reverse/normal video 1664 * Set reverse/normal video
1549 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1665 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1550 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1666 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1551 */ 1667 */
1552/* EXTPROTO */
1553void 1668void
1554rxvt_scr_rvideo_mode(pR_ int mode) 1669rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1555{ 1670{
1556 XGCValues gcvalue; 1671 rvideo_mode = on;
1557 1672
1558 if (R->rvideo != mode) { 1673#ifndef NO_BELL
1559 R->rvideo = mode; 1674 on ^= rvideo_bell;
1560 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1675#endif
1561#if defined(XPM_BACKGROUND) 1676
1677 if (rvideo_state != on)
1678 {
1679 rvideo_state = on;
1680
1681 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1682#ifdef HAVE_BG_PIXMAP
1562 if (R->bgPixmap.pixmap == None) 1683 if (bgPixmap.pixmap == None)
1563#endif 1684#endif
1564#if defined(TRANSPARENT) 1685 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1565 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1566#endif
1567 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1568 R->PixColors[Color_bg]);
1569 1686
1687 XGCValues gcvalue;
1570 gcvalue.foreground = R->PixColors[Color_fg]; 1688 gcvalue.foreground = pix_colors[Color_fg];
1571 gcvalue.background = R->PixColors[Color_bg]; 1689 gcvalue.background = pix_colors[Color_bg];
1572 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1690 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1573 &gcvalue); 1691
1574 R->scr_clear (); 1692 scr_clear ();
1575 R->scr_touch (true); 1693 scr_touch (true);
1576 } 1694 }
1577} 1695}
1578 1696
1579/* ------------------------------------------------------------------------- */ 1697/* ------------------------------------------------------------------------- */
1580/* 1698/*
1581 * Report current cursor position 1699 * Report current cursor position
1582 * XTERM_SEQ: Report position: ESC [ 6 n 1700 * XTERM_SEQ: Report position: ESC [ 6 n
1583 */ 1701 */
1584/* EXTPROTO */
1585void 1702void
1586rxvt_scr_report_position(pR) 1703rxvt_term::scr_report_position () NOTHROW
1587{ 1704{
1588 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1705 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1589} 1706}
1590 1707
1591/* ------------------------------------------------------------------------- * 1708/* ------------------------------------------------------------------------- *
1592 * FONTS * 1709 * FONTS *
1593 * ------------------------------------------------------------------------- */ 1710 * ------------------------------------------------------------------------- */
1594 1711
1595/* 1712/*
1596 * Set font style 1713 * Set font style
1597 */ 1714 */
1598/* INTPROTO */
1599void 1715void
1600rxvt_set_font_style(pR) 1716rxvt_term::set_font_style () NOTHROW
1601{ 1717{
1718#if 0
1602 switch (R->charsets[R->screen.charset]) { 1719 switch (charsets [screen.charset])
1720 {
1603 case '0': /* DEC Special Character & Line Drawing Set */ 1721 case '0': /* DEC Special Character & Line Drawing Set */
1604 break; 1722 break;
1605 case 'A': /* United Kingdom (UK) */ 1723 case 'A': /* United Kingdom (UK) */
1606 break; 1724 break;
1607 case 'B': /* United States (USASCII) */ 1725 case 'B': /* United States (USASCII) */
1608 break; 1726 break;
1609 case '<': /* Multinational character set */ 1727 case '<': /* Multinational character set */
1610 break; 1728 break;
1611 case '5': /* Finnish character set */ 1729 case '5': /* Finnish character set */
1612 break; 1730 break;
1613 case 'C': /* Finnish character set */ 1731 case 'C': /* Finnish character set */
1614 break; 1732 break;
1615 case 'K': /* German character set */ 1733 case 'K': /* German character set */
1616 break; 1734 break;
1617 } 1735 }
1736#endif
1618} 1737}
1619 1738
1620/* ------------------------------------------------------------------------- */ 1739/* ------------------------------------------------------------------------- */
1621/* 1740/*
1622 * Choose a font 1741 * Choose a font
1623 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1742 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1624 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1743 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1625 * XTERM_SEQ: Invoke G2 character set: ESC N 1744 * XTERM_SEQ: Invoke G2 character set: ESC N
1626 * XTERM_SEQ: Invoke G3 character set: ESC O 1745 * XTERM_SEQ: Invoke G3 character set: ESC O
1627 */ 1746 */
1628/* EXTPROTO */
1629void 1747void
1630rxvt_scr_charset_choose(pR_ int set) 1748rxvt_term::scr_charset_choose (int set) NOTHROW
1631{ 1749{
1632 R->screen.charset = set; 1750 screen.charset = set;
1633 rxvt_set_font_style(aR); 1751 set_font_style ();
1634} 1752}
1635 1753
1636/* ------------------------------------------------------------------------- */ 1754/* ------------------------------------------------------------------------- */
1637/* 1755/*
1638 * Set a font 1756 * Set a font
… …
1640 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1758 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1641 * XTERM_SEQ: Set G2 character set: ESC * <C> 1759 * XTERM_SEQ: Set G2 character set: ESC * <C>
1642 * XTERM_SEQ: Set G3 character set: ESC + <C> 1760 * XTERM_SEQ: Set G3 character set: ESC + <C>
1643 * See set_font_style for possible values for <C> 1761 * See set_font_style for possible values for <C>
1644 */ 1762 */
1645/* EXTPROTO */
1646void 1763void
1647rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1764rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1648{ 1765{
1649 R->charsets[set] = (unsigned char)ch; 1766 charsets[set] = (unsigned char)ch;
1650 rxvt_set_font_style(aR); 1767 set_font_style ();
1651} 1768}
1652 1769
1653
1654/* ------------------------------------------------------------------------- *
1655 * GRAPHICS COLOURS *
1656 * ------------------------------------------------------------------------- */
1657
1658#ifdef RXVT_GRAPHICS
1659/* EXTPROTO */
1660int
1661rxvt_scr_get_fgcolor(pR)
1662{
1663 return GET_FGCOLOR(R->rstyle);
1664}
1665
1666/* ------------------------------------------------------------------------- */
1667/* EXTPROTO */
1668int
1669rxvt_scr_get_bgcolor(pR)
1670{
1671 return GET_BGCOLOR(R->rstyle);
1672}
1673#endif
1674 1770
1675/* ------------------------------------------------------------------------- * 1771/* ------------------------------------------------------------------------- *
1676 * MAJOR SCREEN MANIPULATION * 1772 * MAJOR SCREEN MANIPULATION *
1677 * ------------------------------------------------------------------------- */ 1773 * ------------------------------------------------------------------------- */
1678 1774
1679/* 1775/*
1776 * refresh matching text.
1777 */
1778bool
1779rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1780{
1781 bool found = false;
1782
1783 for (int i = 0; i < nrow; i++)
1784 {
1785 rend_t *drp = drawn_buf[i].r;
1786
1787 for (int col = 0; col < ncol; col++, drp++)
1788 if ((*drp & mask) == value)
1789 {
1790 found = true;
1791 *drp = ~value;
1792 }
1793 }
1794
1795 return found;
1796}
1797
1798/*
1680 * Refresh an area 1799 * Refresh an area
1681 */ 1800 */
1682enum { 1801enum {
1683 PART_BEG = 0, 1802 PART_BEG = 0,
1684 PART_END, 1803 PART_END,
1685 RC_COUNT 1804 RC_COUNT
1686}; 1805};
1687 1806
1688void 1807void
1689rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1808rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1690{ 1809{
1691 int i; 1810 int i;
1692 row_col_t rc[RC_COUNT]; 1811 row_col_t rc[RC_COUNT];
1693 1812
1694 if (drawn_text == NULL) /* sanity check */ 1813 if (!drawn_buf) /* sanity check */
1695 return; 1814 return;
1696 1815
1697#ifdef DEBUG_STRICT 1816#ifndef NO_SLOW_LINK_SUPPORT
1698 x = max(x, (int)TermWin.int_bwidth); 1817 if (refresh_type == FAST_REFRESH && !display->is_local)
1699 x = min(x, (int)TermWin.width); 1818 {
1700 y = max(y, (int)TermWin.int_bwidth); 1819 y = 0;
1701 y = min(y, (int)TermWin.height); 1820 eheight = height;
1821 }
1702#endif 1822#endif
1703 1823
1704/* round down */ 1824 /* round down */
1705 rc[PART_BEG].col = Pixel2Col(x); 1825 rc[PART_BEG].col = Pixel2Col (x);
1706 rc[PART_BEG].row = Pixel2Row(y); 1826 rc[PART_BEG].row = Pixel2Row (y);
1707/* round up */ 1827 /* round up */
1708 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1828 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1709 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1829 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1710 1830
1711/* sanity checks */ 1831 /* sanity checks */
1712 for (i = PART_BEG; i < RC_COUNT; i++) 1832 for (i = PART_BEG; i < RC_COUNT; i++)
1713 { 1833 {
1714 MIN_IT(rc[i].col, TermWin.ncol - 1); 1834 min_it (rc[i].col, ncol - 1);
1715 MIN_IT(rc[i].row, TermWin.nrow - 1); 1835 min_it (rc[i].row, nrow - 1);
1716 } 1836 }
1717 1837// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1718 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));
1719
1720 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1838 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1721 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1839 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1722 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1840
1841 num_scr_allow = 0;
1723 1842
1724 if (refresh) 1843 if (refresh)
1725 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1844 scr_refresh ();
1726} 1845}
1727 1846
1728/* ------------------------------------------------------------------------- */ 1847/* ------------------------------------------------------------------------- */
1729/* 1848/*
1730 * Refresh the entire screen 1849 * Refresh the entire screen
1731 */ 1850 */
1732void 1851void
1733rxvt_term::scr_touch (bool refresh) 1852rxvt_term::scr_touch (bool refresh) NOTHROW
1734{ 1853{
1735 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1854 scr_expose (0, 0, width, height, refresh);
1736} 1855}
1737 1856
1738/* ------------------------------------------------------------------------- */ 1857/* ------------------------------------------------------------------------- */
1739/* 1858/*
1740 * Move the display so that the line represented by scrollbar value Y is at 1859 * Move the display so that the line represented by scrollbar value Y is at
1741 * the top of the screen 1860 * the top of the screen
1742 */ 1861 */
1743/* EXTPROTO */ 1862void
1744int
1745rxvt_scr_move_to(pR_ int y, int len) 1863rxvt_term::scr_move_to (int y, int len) NOTHROW
1746{ 1864{
1747 long p = 0; 1865 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1748 uint16_t oldviewstart;
1749
1750 oldviewstart = R->TermWin.view_start;
1751 if (y < len) {
1752 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1753 p -= (long)(R->TermWin.nrow - 1);
1754 p = max(p, 0);
1755 }
1756 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1757 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1758
1759 return rxvt_scr_changeview(aR_ oldviewstart);
1760} 1866}
1761 1867
1762/* ------------------------------------------------------------------------- */ 1868/* ------------------------------------------------------------------------- */
1763/* 1869/*
1764 * Page the screen up/down nlines 1870 * Page the screen up/down nlines
1765 * direction should be UP or DN 1871 * direction should be UP or DN
1766 */ 1872 */
1767/* EXTPROTO */ 1873bool
1768int
1769rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1874rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1770{ 1875{
1771 int n; 1876 int new_view_start =
1772 uint16_t oldviewstart; 1877 direction == UP ? view_start - nlines
1878 : view_start + nlines;
1773 1879
1774 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1775#ifdef DEBUG_STRICT
1776 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1777#endif
1778 oldviewstart = R->TermWin.view_start;
1779 if (direction == UP) {
1780 n = R->TermWin.view_start + nlines;
1781 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1782 } else {
1783 n = R->TermWin.view_start - nlines;
1784 R->TermWin.view_start = max(n, 0);
1785 }
1786 return rxvt_scr_changeview(aR_ oldviewstart); 1880 return scr_changeview (new_view_start);
1787} 1881}
1788 1882
1789/* INTPROTO */ 1883bool
1790int 1884rxvt_term::scr_changeview (int new_view_start) NOTHROW
1791rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1792{ 1885{
1793 if (R->TermWin.view_start != oldviewstart) { 1886 clamp_it (new_view_start, top_row, 0);
1887
1888 if (new_view_start == view_start)
1889 return false;
1890
1891 num_scr += new_view_start - view_start;
1892 view_start = new_view_start;
1794 R->want_refresh = 1; 1893 want_refresh = 1;
1795#ifdef RXVT_GRAPHICS
1796 if (rxvt_Gr_Displayed(aR))
1797 rxvt_Gr_scroll(aR_ 0);
1798#endif
1799 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1800 }
1801 return (int)(R->TermWin.view_start - oldviewstart);
1802}
1803 1894
1804/* ------------------------------------------------------------------------- */ 1895 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1805/* EXTPROTO */ 1896
1806void 1897 return true;
1807rxvt_scr_bell(pR) 1898}
1808{ 1899
1809#ifndef NO_BELL 1900#ifndef NO_BELL
1901void
1902rxvt_term::bell_cb (ev::timer &w, int revents)
1903{
1904 rvideo_bell = false;
1905 scr_rvideo_mode (rvideo_mode);
1906 refresh_check ();
1907}
1908#endif
1909
1910/* ------------------------------------------------------------------------- */
1911void
1912rxvt_term::scr_bell () NOTHROW
1913{
1914#ifndef NO_BELL
1915
1810# ifndef NO_MAPALERT 1916# ifndef NO_MAPALERT
1811# ifdef MAPALERT_OPTION 1917# ifdef MAPALERT_OPTION
1812 if (R->Options & Opt_mapAlert) 1918 if (option (Opt_mapAlert))
1813# endif 1919# endif
1814 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1920 XMapWindow (dpy, parent[0]);
1815# endif 1921# endif
1922
1923# if ENABLE_FRILLS
1924 if (option (Opt_urgentOnBell))
1925 set_urgency (1);
1926# endif
1927
1816 if (R->Options & Opt_visualBell) { 1928 if (option (Opt_visualBell))
1817 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1929 {
1818 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1930 rvideo_bell = true;
1931 scr_rvideo_mode (rvideo_mode);
1932 flush ();
1933
1934 bell_ev.start (VISUAL_BELL_DURATION);
1935 }
1819 } else 1936 else
1820 XBell(R->Xdisplay, 0); 1937 XBell (dpy, 0);
1938 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1821#endif 1939#endif
1822} 1940}
1823 1941
1824/* ------------------------------------------------------------------------- */ 1942/* ------------------------------------------------------------------------- */
1825/* ARGSUSED */ 1943/* ARGSUSED */
1826/* EXTPROTO */
1827void 1944void
1828rxvt_scr_printscreen(pR_ int fullhist) 1945rxvt_term::scr_printscreen (int fullhist) NOTHROW
1829{ 1946{
1830#ifdef PRINTPIPE 1947#ifdef PRINTPIPE
1831 int i, r1, nrows, row_offset; 1948 int nrows, row_start;
1832 text_t *t; 1949 FILE *fd = popen_printer ();
1833 FILE *fd;
1834 1950
1835 if ((fd = rxvt_popen_printer(aR)) == NULL) 1951 if (!fd)
1836 return; 1952 return;
1837 nrows = R->TermWin.nrow; 1953
1838 row_offset = R->TermWin.saveLines;
1839 if (!fullhist) 1954 if (fullhist)
1840 row_offset -= R->TermWin.view_start;
1841 else {
1842 nrows += R->TermWin.nscrolled;
1843 row_offset -= R->TermWin.nscrolled;
1844 } 1955 {
1845 1956 nrows = nrow - top_row;
1846 for (r1 = 0; r1 < nrows; r1++) { 1957 row_start = top_row;
1847 t = R->screen.text[r1 + row_offset]; 1958 }
1848 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1959 else
1849 if (!isspace(t[i]))
1850 break;
1851 fprintf(fd, "%.*s\n", (i + 1), t);
1852 } 1960 {
1961 nrows = nrow;
1962 row_start = view_start;
1963 }
1964
1965 wctomb (0, 0);
1966
1967 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1968 {
1969 text_t *tp = ROW(r1).t;
1970 int len = ROW(r1).l;
1971
1972 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1973 {
1974 char mb[MB_LEN_MAX];
1975 text_t t = *tp++;
1976 if (t == NOCHAR)
1977 continue;
1978
1979 len = wctomb (mb, t);
1980
1981 if (len <= 0)
1982 {
1983 mb[0] = ' ';
1984 len = 1;
1985 }
1986
1987 fwrite (mb, 1, len, fd);
1988 }
1989
1990 fputc ('\n', fd);
1991 }
1992
1853 rxvt_pclose_printer(fd); 1993 pclose_printer (fd);
1854#endif 1994#endif
1855} 1995}
1856 1996
1857/* ------------------------------------------------------------------------- */ 1997/* ------------------------------------------------------------------------- */
1858/* 1998/*
1859 * Refresh the screen 1999 * Refresh the screen
1860 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2000 * drawn_text/drawn_rend contain the screen information before the update.
1861 * R->screen.text/R->screen.rend contain what the screen will change to. 2001 * screen.text/screen.rend contain what the screen will change to.
2002 */
2003void
2004rxvt_term::scr_refresh () NOTHROW
2005{
2006 int16_t col, row, /* column/row we're processing */
2007 ocrow; /* old cursor row */
2008 int i; /* tmp */
2009#ifndef NO_CURSORCOLOR
2010 rend_t cc1; /* store colours at cursor position (s) */
2011#endif
2012 rend_t *crp; // cursor rendition pointer
2013 rend_t ccol1, /* Cursor colour */
2014 ccol2; /* Cursor colour2 */
2015
2016 want_refresh = 0; /* screen is current */
2017
2018 if (refresh_type == NO_REFRESH || !mapped)
2019 return;
2020
2021 /*
2022 * A: set up vars
1862 */ 2023 */
2024 refresh_count = 0;
1863 2025
1864#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2026 unsigned int old_screen_flags = screen.flags;
1865# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2027 char have_bg = 0;
1866# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2028#ifdef HAVE_BG_PIXMAP
2029 have_bg = bgPixmap.pixmap != None;
2030#endif
2031 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2032
2033 /*
2034 * B: reverse any characters which are selected
2035 */
2036 scr_reverse_selection ();
2037
2038 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2039#if ENABLE_OVERLAY
2040 scr_swap_overlay ();
2041#endif
2042
2043 char showcursor = screen.flags & Screen_VisibleCursor;
2044
2045 /*
2046 * C: set the cursor character (s)
2047 */
2048 {
2049 unsigned char setoldcursor;
2050
2051#ifdef CURSOR_BLINK
2052 if (hidden_cursor)
2053 showcursor = 0;
2054#endif
2055
2056 if (showcursor)
2057 {
2058 int col = screen.cur.col;
2059
2060 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2061 col--;
2062
2063 crp = &ROW(screen.cur.row).r[col];
2064
2065#ifndef NO_CURSORCOLOR
2066 cc1 = *crp & (RS_fgMask | RS_bgMask);
2067 if (ISSET_PIXCOLOR (Color_cursor))
2068 ccol1 = Color_cursor;
2069 else
2070#endif
2071#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2072 ccol1 = fgcolor_of (rstyle);
1867#else 2073#else
1868# define MONO_BOLD(x) \ 2074 ccol1 = Color_fg;
1869 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1870# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1871#endif 2075#endif
1872 2076
1873#define FONT_WIDTH(X, Y) \
1874 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1875#define FONT_RBEAR(X, Y) \
1876 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1877#define FONT_LBEAR(X, Y) \
1878 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1879#define IS_FONT_CHAR(X, Y) \
1880 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1881
1882void
1883rxvt_term::scr_refresh (unsigned char refresh_type)
1884{
1885 unsigned char clearfirst, /* first character writes before cell */
1886 clearlast, /* last character writes beyond cell */
1887 must_clear, /* use draw_string not draw_image_string */
1888#ifndef NO_BOLDFONT
1889 bfont, /* we've changed font to bold font */
1890#endif
1891 rvid, /* reverse video this position */
1892 wbyte, /* we're in multibyte */
1893 showcursor; /* show the cursor */
1894 int fore, back; /* desired foreground/background */
1895 int16_t col, row, /* column/row we're processing */
1896 ocrow; /* old cursor row */
1897 int cursorwidth;
1898 int i, /* tmp */
1899 row_offset; /* basic offset in screen structure */
1900#ifndef NO_CURSORCOLOR 2077#ifndef NO_CURSORCOLOR
1901 rend_t cc1; /* store colours at cursor position(s) */
1902 rend_t cc2; /* store colours at cursor position(s) */
1903#endif
1904 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1905 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1906
1907 if (refresh_type == NO_REFRESH || !TermWin.mapped)
1908 return;
1909
1910 /*
1911 * A: set up vars
1912 */
1913 clearfirst = clearlast = must_clear = wbyte = 0;
1914#ifndef NO_BOLDFONT
1915 bfont = 0;
1916#endif
1917
1918 if (currmaxcol < TermWin.ncol)
1919 {
1920 currmaxcol = TermWin.ncol;
1921 buffer = (char *)rxvt_realloc (buffer,
1922 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1923 }
1924
1925 refresh_count = 0;
1926
1927 row_offset = TermWin.saveLines - TermWin.view_start;
1928
1929 if ((refresh_type & REFRESH_BOUNDS))
1930 {
1931 clearfirst = clearlast = 1;
1932 refresh_type &= ~REFRESH_BOUNDS;
1933 }
1934
1935#if defined(XPM_BACKGROUND)
1936 must_clear |= (bgPixmap.pixmap != None);
1937#endif
1938#if defined(TRANSPARENT)
1939 must_clear |= ((Options & Opt_transparent) && am_transparent);
1940#endif
1941 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1942
1943 /*
1944 * B: reverse any characters which are selected
1945 */
1946 rxvt_scr_reverse_selection (this);
1947
1948 /*
1949 * C: set the cursor character(s)
1950 */
1951 {
1952 unsigned char setoldcursor;
1953 rend_t ccol1, /* Cursor colour */
1954 ccol2; /* Cursor colour2 */
1955
1956 showcursor = (screen.flags & Screen_VisibleCursor);
1957 cursorwidth = 0;
1958#ifdef CURSOR_BLINK
1959 if (hidden_cursor)
1960 showcursor = 0;
1961#endif
1962
1963 cursorwidth = 0;
1964
1965 if (showcursor)
1966 {
1967 cursorwidth++;
1968
1969 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
1970 [screen.cur.col]);
1971
1972 if (showcursor && TermWin.focus)
1973 {
1974 *srp ^= RS_RVid;
1975#ifndef NO_CURSORCOLOR
1976 cc1 = *srp & (RS_fgMask | RS_bgMask);
1977 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2078 if (ISSET_PIXCOLOR (Color_cursor2))
1978 ccol1 = Color_cursor; 2079 ccol2 = Color_cursor2;
1979 else 2080 else
2081#endif
1980#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2082#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1981 ccol1 = GET_FGCOLOR(rstyle); 2083 ccol2 = bgcolor_of (rstyle);
1982#else 2084#else
1983 ccol1 = Color_fg; 2085 ccol2 = Color_bg;
1984#endif 2086#endif
1985 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2087
1986 ccol2 = Color_cursor2; 2088 if (showcursor && focus)
2089 {
2090 if (option (Opt_cursorUnderline))
2091 *crp ^= RS_Uline;
1987 else 2092 else
1988#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2093 {
1989 ccol2 = GET_BGCOLOR(rstyle); 2094 *crp ^= RS_RVid;
1990#else
1991 ccol2 = Color_bg;
1992#endif
1993 *srp = SET_FGCOLOR(*srp, ccol1); 2095 *crp = SET_FGCOLOR (*crp, ccol1);
1994 *srp = SET_BGCOLOR(*srp, ccol2); 2096 *crp = SET_BGCOLOR (*crp, ccol2);
1995#endif
1996 }
1997
1998 while (IS_WIDE (*srp))
1999 cursorwidth++, srp++;
2000 }
2001
2002 /* make sure no outline cursor is left around */
2003 setoldcursor = 0;
2004 if (ocrow != -1) {
2005 if (screen.cur.row + TermWin.view_start != ocrow
2006 || screen.cur.col != oldcursor.col) {
2007 if (ocrow < TermWin.nrow
2008 && oldcursor.col < TermWin.ncol) {
2009 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
2010 } 2097 }
2011 if (TermWin.focus || !showcursor)
2012 oldcursor.row = -1;
2013 else
2014 setoldcursor = 1;
2015 }
2016 } else if (!TermWin.focus)
2017 setoldcursor = 1;
2018 if (setoldcursor) {
2019 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
2020 oldcursor.row = -1;
2021 else {
2022 oldcursor.row = screen.cur.row + TermWin.view_start;
2023 oldcursor.col = screen.cur.col;
2024 } 2098 }
2025 } 2099 }
2100
2101 /* make sure no outline cursor is left around */
2102 setoldcursor = 0;
2103 if (ocrow != -1)
2104 {
2105 if (screen.cur.row - view_start != ocrow
2106 || screen.cur.col != oldcursor.col)
2107 {
2108 if (ocrow < nrow
2109 && oldcursor.col < ncol)
2110 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2111
2112 if (focus || !showcursor)
2113 oldcursor.row = -1;
2114 else
2115 setoldcursor = 1;
2116 }
2026 } 2117 }
2118 else if (!focus)
2119 setoldcursor = 1;
2120
2121 if (setoldcursor)
2122 {
2123 if (screen.cur.row - view_start >= nrow)
2124 oldcursor.row = -1;
2125 else
2126 {
2127 oldcursor.row = screen.cur.row - view_start;
2128 oldcursor.col = screen.cur.col;
2129 }
2130 }
2131 }
2027 2132
2028#ifndef NO_SLOW_LINK_SUPPORT 2133#ifndef NO_SLOW_LINK_SUPPORT
2029 /* 2134 /*
2030 * D: CopyArea pass - very useful for slower links 2135 * D: CopyArea pass - very useful for slower links
2031 * This has been deliberately kept simple. 2136 * This has been deliberately kept simple.
2032 */ 2137 */
2033 i = num_scr; 2138 if (!display->is_local
2034 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2139 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2035 && abs(i) < TermWin.nrow && !must_clear) 2140 && abs (num_scr) < nrow && !have_bg)
2036 { 2141 {
2037 int16_t nits; 2142 int16_t nits;
2038 int j; 2143 int i = num_scr;
2039 rend_t *drp2; 2144 int j;
2040 text_t *dtp2; 2145 int len, wlen;
2041 int len, wlen; 2146 dLocal (int, num_scr);
2042 2147
2043 j = TermWin.nrow; 2148 j = nrow;
2044 wlen = len = -1; 2149 wlen = len = -1;
2045 row = i > 0 ? 0 : j - 1; 2150 row = i > 0 ? 0 : j - 1;
2151
2046 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2152 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2047 { 2153 {
2048 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2154 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2049 { 2155 {
2050 stp = screen.text[row + row_offset]; 2156 line_t s = ROW(view_start + row);
2051 srp = screen.rend[row + row_offset];
2052 dtp = drawn_text[row]; 2157 line_t d = drawn_buf[row];
2053 dtp2 = drawn_text[row + i]; 2158 line_t d2 = drawn_buf[row + i];
2054 drp = drawn_rend[row];
2055 drp2 = drawn_rend[row + i];
2056 2159
2057 for (nits = 0, col = TermWin.ncol; col--; ) 2160 for (nits = 0, col = ncol; col--; )
2058 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2161 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2059 nits--; 2162 nits--;
2060 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2163 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2061 nits++; 2164 nits++;
2062 2165
2063 if (nits > 8) /* XXX: arbitrary choice */ 2166 if (nits > 8) /* XXX: arbitrary choice */
2167 {
2168 for (col = ncol; col--; )
2169 {
2170 *d.t++ = *d2.t++;
2171 *d.r++ = *d2.r++;
2172 }
2173
2174 if (len == -1)
2175 len = row;
2176
2177 wlen = row;
2178 continue;
2179 }
2180 }
2181
2182 if (len >= 0)
2183 {
2184 /* also comes here at end if needed because of >= above */
2185 if (wlen < len)
2186 ::swap (wlen, len);
2187
2188 XGCValues gcv;
2189
2190 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2191 XCopyArea (dpy, vt, vt,
2192 gc, 0, Row2Pixel (len + i),
2193 (unsigned int)this->width,
2194 (unsigned int)Height2Pixel (wlen - len + 1),
2195 0, Row2Pixel (len));
2196 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2197
2198 len = -1;
2199 }
2200 }
2201 }
2202#endif
2203
2204 /*
2205 * E: main pass across every character
2206 */
2207 for (row = 0; row < nrow; row++)
2208 {
2209 text_t *stp = ROW(view_start + row).t;
2210 rend_t *srp = ROW(view_start + row).r;
2211 text_t *dtp = drawn_buf[row].t;
2212 rend_t *drp = drawn_buf[row].r;
2213
2214 /*
2215 * E2: OK, now the real pass
2216 */
2217 int ypixel = (int)Row2Pixel (row);
2218
2219 for (col = 0; col < ncol; col++)
2220 {
2221 /* compare new text with old - if exactly the same then continue */
2222 if (stp[col] == dtp[col] /* Must match characters to skip. */
2223 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2224 || (stp[col] == ' ' /* space w/ no background change */
2225 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2226 continue;
2227
2228 // redraw one or more characters
2229
2230 // seek to the beginning of wide characters
2231 while (expect_false (stp[col] == NOCHAR && col > 0))
2232 --col;
2233
2234 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2235 text_t *text = stp + col;
2236 int count = 1;
2237
2238 dtp[col] = stp[col];
2239 drp[col] = rend;
2240
2241 int xpixel = Col2Pixel (col);
2242
2243 for (i = 0; ++col < ncol; )
2244 {
2245 if (stp[col] == NOCHAR)
2246 {
2247 dtp[col] = stp[col];
2248 drp[col] = srp[col];
2249
2250 count++;
2251 i++;
2252
2253 continue;
2254 }
2255
2256 if (!RS_SAME (rend, srp[col]))
2257 break;
2258
2259 count++;
2260
2261 if (stp[col] != dtp[col]
2262 || !RS_SAME (srp[col], drp[col]))
2263 {
2264 if (have_bg && (i++ > count / 2))
2265 break;
2266
2267 dtp[col] = stp[col];
2268 drp[col] = rend;
2269 i = 0;
2270 }
2271 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2272 break;
2273 }
2274
2275 col--; /* went one too far. move back */
2276 count -= i; /* dump any matching trailing chars */
2277
2278 // sometimes we optimize away the trailing NOCHAR's, add them back
2279 while (expect_false (i && text[count] == NOCHAR))
2280 count++, i--;
2281
2282 /*
2283 * Determine the attributes for the string
2284 */
2285 int fore = fgcolor_of (rend); // desired foreground
2286 int back = bgcolor_of (rend); // desired background
2287
2288 // only do special processing if any attributes are set, which is unlikely
2289 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)))
2290 {
2291 bool invert = rend & RS_RVid;
2292
2293#ifndef NO_BOLD_UNDERLINE_REVERSE
2294 if (rend & RS_Bold && fore == Color_fg)
2295 {
2296 if (ISSET_PIXCOLOR (Color_BD))
2297 fore = Color_BD;
2298# if !ENABLE_STYLES
2299 else
2300 invert = !invert;
2301# endif
2302 }
2303
2304 if (rend & RS_Italic && fore == Color_fg)
2305 {
2306 if (ISSET_PIXCOLOR (Color_IT))
2307 fore = Color_IT;
2308# if !ENABLE_STYLES
2309 else
2310 invert = !invert;
2311# endif
2312 }
2313
2314 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2315 fore = Color_UL;
2316#endif
2317
2318 if (invert)
2319 {
2320#ifdef OPTION_HC
2321 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2322 || !ISSET_PIXCOLOR (Color_HC))
2323#endif
2324 /* invert the column if no highlightColor is set or it is the
2325 * current cursor column */
2326 ::swap (fore, back);
2327#ifdef OPTION_HC
2328 else if (ISSET_PIXCOLOR (Color_HC))
2329 back = Color_HC;
2330#endif
2331
2332#ifndef NO_BOLD_UNDERLINE_REVERSE
2333# ifndef OPTION_HC
2334 if (ISSET_PIXCOLOR (Color_RV))
2335 back = Color_RV;
2336# endif
2337 if (fore == back)
2338 {
2339 fore = Color_bg;
2340 back = Color_fg;
2341 }
2342#endif
2343 }
2344
2345#ifdef TEXT_BLINK
2346 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2347 {
2348 if (!text_blink_ev.is_active ())
2349 {
2350 text_blink_ev.again ();
2351 hidden_text = 0;
2352 }
2353 else if (hidden_text)
2354 fore = back;
2355 }
2356#endif
2357
2358#if ENABLE_STYLES
2359 // "careful" (too wide) character handling
2360
2361 // include previous careful character(s) if possible, looks nicer (best effort...)
2362 while (text > stp
2363 && srp[text - stp - 1] & RS_Careful
2364 && RS_SAME (rend, srp[text - stp - 1]))
2365 text--, count++, xpixel -= fwidth;
2366
2367 // force redraw after "careful" characters to avoid pixel droppings
2368 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2369 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2370
2371 // force redraw before "careful" characters to avoid pixel droppings
2372 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2373 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2374#endif
2375 }
2376
2377 /*
2378 * Actually do the drawing of the string here
2379 */
2380 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2381
2382 if (expect_true (have_bg && back == Color_bg))
2383 {
2384 // this is very ugly, maybe push it into ->draw?
2385
2386 for (i = 0; i < count; i++) /* don't draw empty strings */
2387 if (text[i] != ' ')
2064 { 2388 {
2065 for (col = TermWin.ncol; col--; ) 2389 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2066 { 2390 goto did_clear;
2067 *dtp++ = *dtp2++;
2068 *drp++ = *drp2++;
2069 }
2070
2071 if (len == -1)
2072 len = row;
2073
2074 wlen = row;
2075 continue;
2076 } 2391 }
2392
2393 CLEAR_CHARS (xpixel, ypixel, count);
2394 did_clear: ;
2077 } 2395 }
2396 else
2397 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2078 2398
2079 if (len != -1) 2399 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2080 { 2400 {
2081 /* also comes here at end if needed because of >= above */ 2401#if ENABLE_FRILLS
2082 if (wlen < len) 2402 if (ISSET_PIXCOLOR (Color_underline))
2083 SWAP_IT(wlen, len, int); 2403 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2084
2085 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2086 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2087 TermWin.gc, 0, Row2Pixel (len + i),
2088 (unsigned int)TermWin_TotalWidth (),
2089 (unsigned int)Height2Pixel (wlen - len + 1),
2090 0, Row2Pixel (len));
2091 len = -1;
2092 }
2093 }
2094 }
2095#endif
2096
2097 /*
2098 * E: main pass across every character
2099 */
2100 for (row = 0; row < TermWin.nrow; row++)
2101 {
2102 stp = screen.text[row + row_offset];
2103 srp = screen.rend[row + row_offset];
2104 dtp = drawn_text[row];
2105 drp = drawn_rend[row];
2106
2107 /*
2108 * E2: OK, now the real pass
2109 */
2110 int ypixel = (int)Row2Pixel(row);
2111
2112 for (col = 0; col < TermWin.ncol; col++)
2113 {
2114 /* compare new text with old - if exactly the same then continue */
2115 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2116
2117 if (stp[col] == dtp[col] /* Must match characters to skip. */
2118 && (rend == drp[col] /* Either rendition the same or */
2119 || (stp[col] == ' ' /* space w/ no background change */
2120 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2121 continue;
2122
2123 text_t *text = stp + col;
2124 int count = 1;
2125
2126 /* redraw one or more characters */
2127
2128 dtp[col] = stp[col];
2129 drp[col] = rend;
2130
2131 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2132 continue;
2133
2134 int xpixel = Col2Pixel(col);
2135
2136 // this loop looks very messy, it can probably be optimized
2137 // and cleaned a bit by you?
2138 for (i = 0; ++col < TermWin.ncol; )
2139 {
2140 if (stp[col] == NOCHAR)
2141 {
2142 dtp[col] = stp[col];
2143 drp[col] = rend;
2144 count++;
2145
2146 if (i) // only possible skip if char unchanged
2147 i++;
2148
2149 continue;
2150 }
2151
2152 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2153 break;
2154
2155 count++;
2156
2157 if (stp[col] != dtp[col]
2158 || srp[col] != drp[col])
2159 {
2160 if (must_clear && (i++ > (count / 2)))
2161 break;
2162
2163 dtp[col] = stp[col];
2164 drp[col] = rend;
2165 i = 0;
2166 }
2167 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2168 break;
2169 }
2170
2171 col--; /* went one too far. move back */
2172 count -= i; /* dump any matching trailing chars */
2173
2174 /*
2175 * Determine the attributes for the string
2176 */
2177 int fid = GET_FONT(rend);
2178 fore = GET_FGCOLOR(rend);
2179 back = GET_BGCOLOR(rend);
2180 rend = GET_ATTR(rend);
2181
2182 rvid = (rend & RS_RVid) ? 1 : 0;
2183#ifdef OPTION_HC
2184 if (!rvid && (rend & RS_Blink))
2185 {
2186 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2187 back = Color_HC;
2188 else 2404 else
2189 rvid = !rvid; /* fall back */
2190 }
2191#endif
2192 if (rvid)
2193 {
2194 SWAP_IT(fore, back, int);
2195
2196#ifndef NO_BOLD_UNDERLINE_REVERSE
2197 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2198# ifndef NO_CURSORCOLOR
2199 && !ISSET_PIXCOLOR (this, Color_cursor)
2200# endif 2405#endif
2201 ) 2406 XSetForeground (dpy, gc, pix_colors[fore]);
2202 back = Color_RV;
2203#endif
2204 }
2205#ifndef NO_BOLD_UNDERLINE_REVERSE
2206 else if (rend & RS_Bold)
2207 {
2208 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_BD))
2209 {
2210 fore = Color_BD;
2211# ifndef VERYBOLD
2212 rend &= ~RS_Bold; /* we've taken care of it */
2213# endif
2214 }
2215 }
2216 else if (rend & RS_Uline)
2217 {
2218 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2219 {
2220 fore = Color_UL;
2221 rend &= ~RS_Uline; /* we've taken care of it */
2222 }
2223 }
2224#endif
2225 2407
2226 /* 2408 XDrawLine (dpy, vt, gc,
2227 * Actually do the drawing of the string here
2228 */
2229 rxvt_font *font = (*TermWin.fontset)[fid];
2230
2231 if (back == Color_bg)
2232 {
2233 if (must_clear)
2234 {
2235 for (i = 0; i < count; i++) /* don't draw empty strings */
2236 if (text[i] != ' ')
2237 {
2238 font->draw (xpixel, ypixel, text, count, fore, -1);
2239 goto nodraw;
2240 }
2241
2242 CLEAR_CHARS (xpixel, ypixel, count);
2243nodraw: ;
2244 }
2245 else
2246 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2247 }
2248 else
2249 font->draw (xpixel, ypixel, text, count, fore, back);
2250
2251 if ((rend & RS_Uline) && (font->descent > 1))
2252 XDrawLine(Xdisplay, drawBuffer, TermWin.gc,
2253 xpixel, ypixel + font->ascent + 1, 2409 xpixel, ypixel + font->ascent + 1,
2254 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2410 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2411 }
2255 } /* for (col....) */ 2412 } /* for (col....) */
2256 } /* for (row....) */ 2413 } /* for (row....) */
2257 2414
2258 /* 2415 /*
2259 * G: cleanup cursor and display outline cursor if necessary 2416 * G: cleanup cursor and display outline cursor if necessary
2260 */ 2417 */
2261 if (showcursor) { 2418 if (showcursor)
2262 if (TermWin.focus) { 2419 {
2263 srp = &(screen.rend[screen.cur.row + TermWin.saveLines] 2420 if (focus)
2264 [screen.cur.col]); 2421 {
2422 if (option (Opt_cursorUnderline))
2423 *crp ^= RS_Uline;
2424 else
2425 {
2265 *srp ^= RS_RVid; 2426 *crp ^= RS_RVid;
2266#ifndef NO_CURSORCOLOR 2427#ifndef NO_CURSORCOLOR
2267 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2428 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2268#endif 2429#endif
2430 }
2431 }
2269 } else if (oldcursor.row >= 0) { 2432 else if (oldcursor.row >= 0)
2433 {
2434 int cursorwidth = 1;
2435 int col = oldcursor.col;
2436
2437 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2438 col--;
2439
2440 while (col + cursorwidth < ncol
2441 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2442 cursorwidth++;
2443
2270#ifndef NO_CURSORCOLOR 2444#ifndef NO_CURSORCOLOR
2271 unsigned long gcmask; /* Graphics Context mask */
2272
2273 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2445 if (ISSET_PIXCOLOR (Color_cursor))
2274 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]); 2446 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2447 else
2275#endif 2448#endif
2276 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc, 2449 XSetForeground (dpy, gc, pix_colors[ccol1]);
2450
2451 XDrawRectangle (dpy, vt, gc,
2277 Col2Pixel(oldcursor.col), 2452 Col2Pixel (col),
2278 Row2Pixel(oldcursor.row), 2453 Row2Pixel (oldcursor.row),
2279 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2454 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2280 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1)); 2455 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2281 } 2456 }
2282 } 2457 }
2283 2458
2284 /* 2459 /*
2285 * H: cleanup selection 2460 * H: cleanup selection
2286 */ 2461 */
2462#if ENABLE_OVERLAY
2463 scr_swap_overlay ();
2464#endif
2465 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2466
2287 rxvt_scr_reverse_selection (this); 2467 scr_reverse_selection ();
2288 2468
2289 /* 2469 screen.flags = old_screen_flags;
2290 * I: other general cleanup
2291 */
2292 if (clearfirst && TermWin.int_bwidth)
2293 /*
2294 * clear the whole screen height, note that width == 0 is treated
2295 * specially by XClearArea
2296 */
2297 XClearArea(Xdisplay, TermWin.vt, 0, 0,
2298 (unsigned int)TermWin.int_bwidth,
2299 (unsigned int)TermWin_TotalHeight(), False);
2300 if (clearlast && TermWin.int_bwidth)
2301 /*
2302 * clear the whole screen height, note that width == 0 is treated
2303 * specially by XClearArea
2304 */
2305 XClearArea(Xdisplay, TermWin.vt,
2306 TermWin.width + TermWin.int_bwidth, 0,
2307 (unsigned int)TermWin.int_bwidth,
2308 (unsigned int)TermWin_TotalHeight(), False);
2309 if (refresh_type & SMOOTH_REFRESH)
2310 XSync(Xdisplay, False);
2311
2312 num_scr = 0; 2470 num_scr = 0;
2313 num_scr_allow = 1; 2471 num_scr_allow = 1;
2314 want_refresh = 0; /* screen is current */
2315} 2472}
2316 2473
2317/* ------------------------------------------------------------------------- */
2318void 2474void
2319rxvt_term::scr_clear() 2475rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2320{ 2476{
2477 if (!l.t)
2478 return;
2479
2480 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2481
2482 for (int i = ncol; i--; )
2483 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2484}
2485
2486void
2487rxvt_term::scr_remap_chars () NOTHROW
2488{
2489 for (int i = total_rows; i--; )
2490 scr_remap_chars (row_buf [i]);
2491
2492 for (int i = nrow; i--; )
2493 {
2494 scr_remap_chars (drawn_buf [i]);
2495 scr_remap_chars (swap_buf [i]);
2496 }
2497}
2498
2499void
2500rxvt_term::scr_recolour () NOTHROW
2501{
2502#ifdef HAVE_BG_PIXMAP
2503 bgPixmap.apply ();
2504#else
2505
2506 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2507 XClearWindow (dpy, parent[0]);
2508 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2509
2510 if (scrollBar.win)
2511 {
2512 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2513 scrollBar.state = STATE_IDLE;
2514 scrollBar.show (0);
2515 }
2516
2517#endif
2518
2519 /* bgPixmap.apply () does not do the following : */
2520 scr_clear ();
2521 scr_touch (true);
2522 want_refresh = 1;
2523}
2524
2525/* ------------------------------------------------------------------------- */
2526void
2527rxvt_term::scr_clear (bool really) NOTHROW
2528{
2321 if (!TermWin.mapped) 2529 if (!mapped)
2322 return; 2530 return;
2323 2531
2324 num_scr_allow = 0; 2532 num_scr_allow = 0;
2325 want_refresh = 1; 2533 want_refresh = 1;
2326#ifdef TRANSPARENT 2534
2327 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2535 if (really)
2536 XClearWindow (dpy, vt);
2537}
2538
2539void
2540rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2541{
2542 int view_end = view_start + nrow;
2543 int row, col;
2544
2545 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2546 {
2547 text_t *stp = ROW(row).t;
2548 rend_t *srp = ROW(row).r;
2549
2550 for (col = beg_col; col < end_col; col++)
2551 srp[col] ^= rstyle1;
2552
2553 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2554 srp[col] ^= rstyle2;
2555
2556 if (++col < end_col)
2557 srp[col] ^= rstyle2;
2328 { 2558 }
2329 int i; 2559}
2330 2560
2331 if (!(Options & Opt_transparent_all)) 2561void
2562rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2563{
2564 int view_end = view_start + nrow;
2565 int row, col;
2566
2567 if (beg_row >= view_start)
2568 {
2569 col = beg_col;
2570 row = beg_row;
2571 }
2572 else
2573 {
2332 i = 0; 2574 col = 0;
2575 row = view_start;
2576 }
2577
2578 for (; row < min (end_row, view_end); row++, col = 0)
2579 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2580 srp[col] ^= rstyle;
2581
2582 if (row == end_row)
2583 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2584 srp[col] ^= rstyle;
2585}
2586
2587/* ------------------------------------------------------------------------- */
2588void
2589rxvt_term::scr_reverse_selection () NOTHROW
2590{
2591 if (selection.op
2592 && current_screen == selection.screen
2593 && selection.end.row >= view_start)
2594 {
2595#if !ENABLE_MINIMAL
2596 if (selection.rect)
2597 scr_xor_rect (selection.beg.row, selection.beg.col,
2598 selection.end.row, selection.end.col,
2599 RS_RVid, RS_RVid | RS_Uline);
2333 else 2600 else
2334 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2335
2336 while (i--)
2337 if (TermWin.parent[i] != None)
2338 XClearWindow(Xdisplay, TermWin.parent[i]);
2339 }
2340#endif 2601#endif
2341 2602 scr_xor_span (selection.beg.row, selection.beg.col,
2342 XClearWindow (Xdisplay, TermWin.vt); 2603 selection.end.row, selection.end.col,
2343} 2604 RS_RVid);
2344
2345/* ------------------------------------------------------------------------- */
2346/* INTPROTO */
2347void
2348rxvt_scr_reverse_selection(pR)
2349{
2350 int i, col, row, end_row;
2351 rend_t *srp;
2352
2353 if (R->selection.op && R->current_screen == R->selection.screen) {
2354 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2355 i = R->selection.beg.row + R->TermWin.saveLines;
2356 row = R->selection.end.row + R->TermWin.saveLines;
2357 if (i >= end_row)
2358 col = R->selection.beg.col;
2359 else {
2360 col = 0;
2361 i = end_row;
2362 }
2363 end_row += R->TermWin.nrow;
2364 for (; i < row && i < end_row; i++, col = 0)
2365 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2366#ifndef OPTION_HC
2367 srp[col] ^= RS_RVid;
2368#else
2369 srp[col] ^= RS_Blink;
2370#endif
2371 if (i == row && i < end_row)
2372 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2373#ifndef OPTION_HC
2374 srp[col] ^= RS_RVid;
2375#else
2376 srp[col] ^= RS_Blink;
2377#endif
2378 } 2605 }
2379} 2606}
2380 2607
2381/* ------------------------------------------------------------------------- */ 2608/* ------------------------------------------------------------------------- */
2382/* 2609/*
2383 * Dump the whole scrollback and screen to the passed filedescriptor. The 2610 * Dump the whole scrollback and screen to the passed filedescriptor. The
2384 * invoking routine must close the fd. 2611 * invoking routine must close the fd.
2385 */ 2612 */
2386#if 0 2613#if 0
2387/* EXTPROTO */
2388void 2614void
2389rxvt_scr_dump(pR_ int fd) 2615rxvt_term::scr_dump (int fd) NOTHROW
2390{ 2616{
2391 int row, wrote; 2617 int row, wrote;
2392 unsigned int width, towrite; 2618 unsigned int width, towrite;
2393 char r1[] = "\n"; 2619 char r1[] = "\n";
2394 2620
2395 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2621 for (row = saveLines + top_row;
2396 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2622 row < saveLines + nrow - 1; row++)
2397 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2623 {
2398 : R->TermWin.ncol; 2624 width = row_buf[row].l >= 0 ? row_buf[row].l
2625 : ncol;
2399 for (towrite = width; towrite; towrite -= wrote) { 2626 for (towrite = width; towrite; towrite -= wrote)
2627 {
2400 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2628 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2401 towrite); 2629 towrite);
2402 if (wrote < 0) 2630 if (wrote < 0)
2403 return; /* XXX: death, no report */ 2631 return; /* XXX: death, no report */
2404 } 2632 }
2405 if (R->screen.tlen[row] >= 0) 2633 if (row_buf[row].l >= 0)
2406 if (write(fd, r1, 1) <= 0) 2634 if (write (fd, r1, 1) <= 0)
2407 return; /* XXX: death, no report */ 2635 return; /* XXX: death, no report */
2408 } 2636 }
2409} 2637}
2410#endif 2638#endif
2411 2639
2412/* ------------------------------------------------------------------------- * 2640/* ------------------------------------------------------------------------- *
2413 * CHARACTER SELECTION * 2641 * CHARACTER SELECTION *
2414 * ------------------------------------------------------------------------- */ 2642 * ------------------------------------------------------------------------- */
2415
2416/*
2417 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2418 */
2419/* EXTPROTO */
2420void 2643void
2421rxvt_selection_check(pR_ int check_more) 2644rxvt_term::selection_check (int check_more) NOTHROW
2422{ 2645{
2423 row_col_t pos; 2646 row_col_t pos;
2424 2647
2425 if (!R->selection.op) 2648 if (!selection.op)
2426 return; 2649 return;
2427 2650
2428 pos.row = pos.col = 0; 2651 pos.row = pos.col = 0;
2429 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2652 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2430 || (R->selection.beg.row >= R->TermWin.nrow) 2653 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2431 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2654 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2432 || (R->selection.mark.row >= R->TermWin.nrow)
2433 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2434 || (R->selection.end.row >= R->TermWin.nrow)
2435 || (check_more == 1 2655 || (check_more == 1
2436 && R->current_screen == R->selection.screen 2656 && current_screen == selection.screen
2437 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2657 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2438 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2658 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2439 || (check_more == 2 2659 || (check_more == 2
2440 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2660 && ROWCOL_IS_BEFORE (selection.beg, pos)
2441 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2661 && ROWCOL_IS_AFTER (selection.end, pos))
2442 || (check_more == 3 2662 || (check_more == 3
2443 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2663 && ROWCOL_IS_AFTER (selection.end, pos))
2444 || (check_more == 4 /* screen width change */ 2664 || (check_more == 4 /* screen width change */
2445 && (R->selection.beg.row != R->selection.end.row 2665 && (selection.beg.row != selection.end.row
2446 || R->selection.end.col > R->TermWin.ncol))) 2666 || selection.end.col > ncol)))
2447 CLEAR_SELECTION(R); 2667 CLEAR_SELECTION ();
2448} 2668}
2449 2669
2450/* ------------------------------------------------------------------------- */ 2670/* ------------------------------------------------------------------------- */
2451/* 2671/*
2452 * Paste a selection direct to the command fd 2672 * Paste a selection direct to the command fd
2453 */ 2673 */
2454void 2674void
2455rxvt_term::paste (const unsigned char *data, unsigned int len) 2675rxvt_term::paste (char *data, unsigned int len) NOTHROW
2456{ 2676{
2457 unsigned int i, j, n;
2458 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2459
2460#if 0
2461 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2462 ZERO_SCROLLBACK (r);
2463#endif
2464
2465 /* convert normal newline chars into common keyboard Return key sequence */ 2677 /* convert normal newline chars into common keyboard Return key sequence */
2466 for (i = 0; i < len; i += PROP_SIZE) 2678 for (unsigned int i = 0; i < len; i++)
2467 { 2679 if (data[i] == C0_LF)
2468 n = min (len - i, PROP_SIZE); 2680 data[i] = C0_CR;
2469 MEMCPY (ds, data + i, n);
2470 2681
2471 for (j = 0; j < n; j++) 2682 if (priv_modes & PrivMode_BracketPaste)
2472 if (ds[j] == '\n') 2683 tt_printf ("\e[200~");
2473 ds[j] = '\r';
2474 2684
2475 tt_write (ds, (int)n); 2685 tt_write (data, len);
2476 }
2477 2686
2478 free(ds); 2687 if (priv_modes & PrivMode_BracketPaste)
2688 tt_printf ("\e[201~");
2479} 2689}
2480 2690
2481/* ------------------------------------------------------------------------- */ 2691/* ------------------------------------------------------------------------- */
2482/* 2692/*
2483 * Respond to a notification that a primary selection has been sent 2693 * Respond to a notification that a primary selection has been sent
2484 * EXT: SelectionNotify 2694 * EXT: SelectionNotify
2485 */ 2695 */
2486/* EXTPROTO */ 2696void
2487int
2488rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2697rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2489{ 2698{
2490 long nread = 0; 2699 if (prop == None) /* check for failed XConvertSelection */
2700 {
2701 if ((selection_type & Sel_CompoundText))
2702 {
2703 int selnum = selection_type & Sel_whereMask;
2704
2705 selection_type = 0;
2706 if (selnum != Sel_direct)
2707 selection_request_other (XA_STRING, selnum);
2708 }
2709
2710 if ((selection_type & Sel_UTF8String))
2711 {
2712 int selnum = selection_type & Sel_whereMask;
2713
2714 selection_type = Sel_CompoundText;
2715 if (selnum != Sel_direct)
2716 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2717 else
2718 selection_type = 0;
2719 }
2720
2721 return;
2722 }
2723
2491 unsigned long bytes_after; 2724 unsigned long bytes_after;
2492 XTextProperty ct; 2725 XTextProperty ct;
2493 int dummy_count;
2494 char **cl;
2495 2726
2496 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2727 if (XGetWindowProperty (dpy, win, prop,
2497 2728 0, PROP_SIZE / 4,
2498 if (prop == None) /* check for failed XConvertSelection */ 2729 delete_prop, AnyPropertyType,
2499 { 2730 &ct.encoding, &ct.format,
2500 if ((R->selection_type & Sel_CompoundText)) 2731 &ct.nitems, &bytes_after,
2501 { 2732 &ct.value) != Success)
2502 int selnum = R->selection_type & Sel_whereMask;
2503
2504 R->selection_type = 0;
2505 if (selnum != Sel_direct)
2506 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2507 }
2508
2509 return 0;
2510 } 2733 {
2511 2734 ct.value = 0;
2512 for (;;) 2735 goto bailout;
2513 { 2736 }
2737
2738 if (ct.encoding == None)
2739 goto bailout;
2740
2741 if (bytes_after)
2742 {
2743 // fetch and append remaining data
2744 XTextProperty ct2;
2745
2514 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2746 if (XGetWindowProperty (dpy, win, prop,
2515 (long)(PROP_SIZE / 4), delete_prop, 2747 ct.nitems / 4, (bytes_after + 3) / 4,
2748 delete_prop, AnyPropertyType,
2516 AnyPropertyType, &ct.encoding, &ct.format, 2749 &ct2.encoding, &ct2.format,
2517 &ct.nitems, &bytes_after, 2750 &ct2.nitems, &bytes_after,
2518 &ct.value) != Success) 2751 &ct2.value) != Success)
2519 break; 2752 goto bailout;
2520 2753
2521 if (ct.encoding == 0) 2754 // realloc should be compatible to XFree, here, and elsewhere, too
2522 { 2755 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2523 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2756 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2524 break; 2757 ct.nitems += ct2.nitems;
2525 }
2526 2758
2759 XFree (ct2.value);
2760 }
2761
2527 if (ct.value == NULL) 2762 if (ct.value == 0)
2528 { 2763 goto bailout;
2529 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2530 continue;
2531 }
2532 2764
2765 if (ct.encoding == xa[XA_INCR])
2766 {
2767 // INCR selection, start handshake
2768 if (!delete_prop)
2769 XDeleteProperty (dpy, win, prop);
2770
2771 selection_wait = Sel_incr;
2772 incr_buf_fill = 0;
2773 incr_ev.start (10);
2774
2775 goto bailout;
2776 }
2777
2533 if (ct.nitems == 0) 2778 if (ct.nitems == 0)
2779 {
2780 if (selection_wait == Sel_incr)
2781 {
2782 XFree (ct.value);
2783
2784 // finally complete, now paste the whole thing
2785 selection_wait = Sel_normal;
2786 ct.value = (unsigned char *)incr_buf;
2787 ct.nitems = incr_buf_fill;
2788 incr_buf = 0;
2789 incr_buf_size = 0;
2790 incr_ev.stop ();
2534 { 2791 }
2535 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2792 else
2793 {
2536 if (R->selection_wait == Sel_normal && nread == 0) 2794 if (selection_wait == Sel_normal
2795 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2537 { 2796 {
2538 /* 2797 /*
2539 * pass through again trying CUT_BUFFER0 if we've come from 2798 * pass through again trying CUT_BUFFER0 if we've come from
2540 * XConvertSelection() but nothing was presented 2799 * XConvertSelection () but nothing was presented
2541 */ 2800 */
2542 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2543 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2801 selection_paste (display->root, XA_CUT_BUFFER0, False);
2544 } 2802 }
2545 2803
2546 nread = -1; /* discount any previous stuff */ 2804 goto bailout;
2547 break;
2548 }
2549
2550 nread += ct.nitems;
2551 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2552 &dummy_count) == Success && cl)
2553 { 2805 }
2554 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2806 }
2807 else if (selection_wait == Sel_incr)
2808 {
2809 incr_ev.start (10);
2810
2811 while (incr_buf_fill + ct.nitems > incr_buf_size)
2812 {
2813 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2814 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2815 }
2816
2817 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2818 incr_buf_fill += ct.nitems;
2819
2820 goto bailout;
2821 }
2822
2823 char **cl;
2824 int cr;
2825
2826#if !ENABLE_MINIMAL
2827 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2828 // so recode it manually
2829 if (ct.encoding == xa[XA_UTF8_STRING])
2830 {
2831 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2832 char *s = rxvt_wcstombs (w);
2833 free (w);
2834 // TODO: strlen == only the first element will be converted. well...
2835 paste (s, strlen (s));
2836 free (s);
2837 }
2838 else
2839#endif
2840 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2841 && cl)
2842 {
2843 for (int i = 0; i < cr; i++)
2844 paste (cl[i], strlen (cl[i]));
2845
2555 XFreeStringList (cl); 2846 XFreeStringList (cl);
2556 } 2847 }
2557 else 2848 else
2558 R->paste (ct.value, ct.nitems); 2849 paste ((char *)ct.value, ct.nitems); // paste raw
2559 2850
2560 if (bytes_after == 0) 2851bailout:
2561 break;
2562
2563 XFree (ct.value);
2564 }
2565
2566 if (ct.value)
2567 XFree (ct.value); 2852 XFree (ct.value);
2568 2853
2569 if (R->selection_wait == Sel_normal) 2854 if (selection_wait == Sel_normal)
2570 R->selection_wait = Sel_none; 2855 selection_wait = Sel_none;
2571
2572 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2573 return (int)nread;
2574} 2856}
2575 2857
2576void 2858void
2577rxvt_term::incr_cb (time_watcher &w) 2859rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2578{ 2860{
2579 w.stop ();
2580 selection_wait = Sel_none; 2861 selection_wait = Sel_none;
2581 2862
2863 incr_buf_size = 0;
2864 free (incr_buf);
2865
2582 rxvt_print_error("data loss: timeout on INCR selection paste"); 2866 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2583} 2867}
2584 2868
2585/*
2586 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2587 */
2588/* EXTPROTO */
2589void 2869void
2590rxvt_selection_property(pR_ Window win, Atom prop) 2870rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2591{ 2871{
2592 int reget_time = 0; 2872 if (prop == None || selection_wait != Sel_incr)
2593
2594 if (prop == None)
2595 return; 2873 return;
2596 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2597 if (R->selection_wait == Sel_normal) {
2598 int a, afmt;
2599 Atom atype;
2600 unsigned long bytes_after, nitems;
2601 unsigned char *s = NULL;
2602 2874
2603 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2875 selection_paste (win, prop, true);
2604 R->xa[XA_INCR], &atype, &afmt, &nitems,
2605 &bytes_after, &s);
2606 if (s)
2607 XFree(s);
2608 if (a != Success)
2609 return;
2610#ifndef __CYGWIN32__
2611 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2612 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2613 XDeleteProperty(R->Xdisplay, win, prop);
2614 XFlush(R->Xdisplay);
2615 reget_time = 1;
2616 R->selection_wait = Sel_incr;
2617 }
2618#endif
2619 } else if (R->selection_wait == Sel_incr) {
2620 reget_time = 1;
2621 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2622 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2623 R->selection_wait = Sel_none;
2624 R->incr_ev.stop ();
2625 }
2626 }
2627 if (reget_time) /* received more data so reget time */
2628 R->incr_ev.start (NOW + 10);
2629} 2876}
2877
2630/* ------------------------------------------------------------------------- */ 2878/* ------------------------------------------------------------------------- */
2631/* 2879/*
2632 * Request the current selection: 2880 * Request the current selection:
2633 * Order: > internal selection if available 2881 * Order: > internal selection if available
2634 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2882 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2635 * > CUT_BUFFER0 2883 * > CUT_BUFFER0
2636 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2884 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2637 * will auto fallback to CUT_BUFFER0 2885 * will auto fallback to CUT_BUFFER0
2638 * EXT: button 2 release 2886 * EXT: button 2 release
2639 */ 2887 */
2640/* EXTPROTO */
2641void 2888void
2642rxvt_selection_request(pR_ Time tm, int x, int y) 2889rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2643{ 2890{
2644 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2891 if (selection.text && selnum == Sel_Primary)
2645 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2892 {
2646 return; /* outside window */ 2893 /* internal selection */
2647 2894 char *str = rxvt_wcstombs (selection.text, selection.len);
2648 if (R->selection.text != NULL) { /* internal selection */ 2895 paste (str, strlen (str));
2649 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2896 free (str);
2650 R->paste (R->selection.text, R->selection.len);
2651 return; 2897 return;
2652 } else { 2898 }
2653 int i; 2899 else
2654 2900 {
2655 R->selection_request_time = tm; 2901 selection_request_time = tm;
2656 R->selection_wait = Sel_normal; 2902 selection_wait = Sel_normal;
2657 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2903
2904#if X_HAVE_UTF8_STRING
2905 selection_type = Sel_UTF8String;
2906 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2907 return;
2908#else
2658 R->selection_type = Sel_CompoundText; 2909 selection_type = Sel_CompoundText;
2659 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2910 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2660 return; 2911 return;
2661 } 2912#endif
2662 } 2913 }
2914
2663 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2915 selection_wait = Sel_none; /* don't loop in selection_paste () */
2664 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2665 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2916 selection_paste (display->root, XA_CUT_BUFFER0, false);
2666} 2917}
2667 2918
2668/* INTPROTO */
2669int 2919int
2670rxvt_selection_request_other(pR_ Atom target, int selnum) 2920rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2671{ 2921{
2672 Atom sel; 2922 Atom sel;
2673#ifdef DEBUG_SELECT
2674 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2675#endif
2676 2923
2677 R->selection_type |= selnum; 2924 selection_type |= selnum;
2925
2678 if (selnum == Sel_Primary) 2926 if (selnum == Sel_Primary)
2679 sel = XA_PRIMARY; 2927 sel = XA_PRIMARY;
2680 else if (selnum == Sel_Secondary) 2928 else if (selnum == Sel_Secondary)
2681 sel = XA_SECONDARY; 2929 sel = XA_SECONDARY;
2682 else 2930 else
2683 sel = R->xa[XA_CLIPBOARD]; 2931 sel = xa[XA_CLIPBOARD];
2932
2684 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2933 if (XGetSelectionOwner (dpy, sel) != None)
2685 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2934 {
2686 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2935 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2687 R->TermWin.vt, R->selection_request_time); 2936 vt, selection_request_time);
2688 return 1; 2937 return 1;
2689 } 2938 }
2939
2690 return 0; 2940 return 0;
2691} 2941}
2692 2942
2693/* ------------------------------------------------------------------------- */ 2943/* ------------------------------------------------------------------------- */
2694/* 2944/*
2695 * Clear all selected text 2945 * Clear all selected text
2696 * EXT: SelectionClear 2946 * EXT: SelectionClear
2697 */ 2947 */
2698/* EXTPROTO */
2699void 2948void
2700rxvt_selection_clear(pR) 2949rxvt_term::selection_clear () NOTHROW
2701{ 2950{
2702 D_SELECT((stderr, "rxvt_selection_clear()"));
2703
2704 R->want_refresh = 1; 2951 want_refresh = 1;
2705 if (R->selection.text)
2706 free(R->selection.text); 2952 free (selection.text);
2707 R->selection.text = NULL; 2953 selection.text = NULL;
2708 R->selection.len = 0; 2954 selection.len = 0;
2709 CLEAR_SELECTION(R); 2955 CLEAR_SELECTION ();
2956
2957 if (display->selection_owner == this)
2958 display->selection_owner = 0;
2710} 2959}
2711 2960
2712/* ------------------------------------------------------------------------- */ 2961/* ------------------------------------------------------------------------- */
2713/* 2962/*
2714 * Copy a selection into the cut buffer 2963 * Copy a selection into the cut buffer
2715 * EXT: button 1 or 3 release 2964 * EXT: button 1 or 3 release
2716 */ 2965 */
2717/* EXTPROTO */
2718void 2966void
2719rxvt_selection_make(pR_ Time tm) 2967rxvt_term::selection_make (Time tm)
2720{ 2968{
2721 int i, col, end_col, row, end_row; 2969 int i;
2722 unsigned char *new_selection_text; 2970 wchar_t *new_selection_text;
2723 char *str; 2971 text_t *t;
2724 text_t *t;
2725#ifdef ACS_ASCII
2726 rend_t *re;
2727#endif
2728 2972
2729 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2730 switch (R->selection.op) { 2973 switch (selection.op)
2974 {
2731 case SELECTION_CONT: 2975 case SELECTION_CONT:
2732 break; 2976 break;
2733 case SELECTION_INIT: 2977 case SELECTION_INIT:
2734 CLEAR_SELECTION(R); 2978 CLEAR_SELECTION ();
2735 /* FALLTHROUGH */ 2979 /* FALLTHROUGH */
2736 case SELECTION_BEGIN: 2980 case SELECTION_BEGIN:
2737 R->selection.op = SELECTION_DONE; 2981 selection.op = SELECTION_DONE;
2738 /* FALLTHROUGH */ 2982 /* FALLTHROUGH */
2739 default: 2983 default:
2740 return; 2984 return;
2741 } 2985 }
2986
2742 R->selection.op = SELECTION_DONE; 2987 selection.op = SELECTION_DONE;
2743 2988
2744 if (R->selection.clicks == 4) 2989 if (selection.clicks == 4)
2745 return; /* nothing selected, go away */ 2990 return; /* nothing selected, go away */
2746 2991
2992 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2993 return;
2994
2747 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2995 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2748 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2996 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2749 2997
2750 new_selection_text = (unsigned char *)str; 2998 int ofs = 0;
2999 int extra = 0;
2751 3000
2752 col = R->selection.beg.col; 3001 int col = selection.beg.col;
2753 MAX_IT(col, 0); 3002 int row = selection.beg.row;
2754 row = R->selection.beg.row + R->TermWin.saveLines;
2755 end_row = R->selection.end.row + R->TermWin.saveLines;
2756 3003
3004 int end_col;
3005
2757 for (; row <= end_row; row++, col = 0) 3006 for (; row <= selection.end.row; row++, col = 0)
3007 {
3008#if !ENABLE_MINIMAL
3009 if (selection.rect)
2758 { 3010 {
2759 t = &(R->screen.text[row][col]); 3011 col = selection.beg.col;
2760
2761 end_col = R->screen.tlen[row];
2762
2763 if (end_col == -1)
2764 end_col = R->TermWin.ncol; 3012 end_col = ncol + 1;
3013 }
3014 else
3015#endif
3016 end_col = ROW(row).l;
2765 3017
3018 col = max (col, 0);
3019
2766 if (row == end_row) 3020 if (row == selection.end.row
3021#if !ENABLE_MINIMAL
3022 || selection.rect
3023#endif
3024 )
2767 MIN_IT (end_col, R->selection.end.col); 3025 min_it (end_col, selection.end.col);
2768 3026
3027 t = ROW(row).t + col;
3028
2769 for (; col < end_col; col++) 3029 for (; col < end_col; col++)
3030 {
2770 if (*t == NOCHAR) 3031 if (*t == NOCHAR)
2771 t++; 3032 t++;
3033#if ENABLE_COMBINING
3034 else if (IS_COMPOSE (*t))
3035 {
3036 int len = rxvt_composite.expand (*t, 0);
3037
3038 extra -= (len - 1);
3039
3040 if (extra < 0)
3041 {
3042 extra += i;
3043 i += i;
3044 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3045 }
3046
3047 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3048 }
3049#endif
2772 else 3050 else
2773 { 3051 new_selection_text[ofs++] = *t++;
2774 int len = wctomb (str, *t++);
2775 if (len > 0)
2776 str += len;
2777 }
2778
2779 if (R->screen.tlen[row] != -1 && row != end_row)
2780 *str++ = '\n';
2781 } 3052 }
2782 3053
2783#ifndef NO_OLD_SELECTION 3054#if !ENABLE_MINIMAL
2784 if (R->selection_style == OLD_SELECT) 3055 if (selection.rect)
2785 if (end_col == R->TermWin.ncol) 3056 {
2786 *str++ = '\n'; 3057 while (ofs
3058 && new_selection_text[ofs - 1] != C0_LF
3059 && unicode::is_space (new_selection_text[ofs - 1]))
3060 --ofs;
3061
3062 new_selection_text[ofs++] = C0_LF;
3063 }
3064 else
2787#endif 3065#endif
2788#ifndef NO_NEW_SELECTION 3066 if (!ROW(row).is_longer () && row != selection.end.row)
2789 if (R->selection_style != OLD_SELECT) 3067 new_selection_text[ofs++] = C0_LF;
3068 }
3069
2790 if (end_col != R->selection.end.col) 3070 if (end_col != selection.end.col)
2791 *str++ = '\n'; 3071 new_selection_text[ofs++] = C0_LF;
2792#endif
2793 *str = '\0';
2794 3072
2795 i = str - (char *)new_selection_text; 3073 new_selection_text[ofs] = 0;
3074
2796 if (i == 0) 3075 if (ofs == 0)
2797 { 3076 {
2798 free (new_selection_text); 3077 free (new_selection_text);
2799 return; 3078 return;
2800 } 3079 }
2801 3080
2802 // due to MB_MAX_CUR, selection wastage is usually high
2803 if (str - (char *)new_selection_text > 1024)
2804 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2805
2806 R->selection.len = i;
2807 if (R->selection.text)
2808 free (R->selection.text); 3081 free (selection.text);
2809 3082
2810 R->selection.text = new_selection_text; 3083 // we usually allocate much more than necessary, so realloc it smaller again
3084 selection.len = ofs;
3085 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2811 3086
2812 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3087 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2813 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3088 return;
2814 rxvt_print_error("can't get primary selection"); 3089
2815 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3090 selection_grab (tm);
2816 PropModeReplace, R->selection.text, (int)R->selection.len); 3091}
3092
3093bool
3094rxvt_term::selection_grab (Time tm) NOTHROW
3095{
2817 R->selection_time = tm; 3096 selection_time = tm;
2818 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3097
3098 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3099 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3100 {
3101 display->set_selection_owner (this);
3102 return true;
3103 }
3104 else
3105 {
3106 selection_clear ();
3107 return false;
3108 }
3109
3110#if 0
3111 XTextProperty ct;
3112
3113 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3114 {
3115 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3116 XFree (ct.value);
3117 }
3118#endif
2819} 3119}
2820 3120
2821/* ------------------------------------------------------------------------- */ 3121/* ------------------------------------------------------------------------- */
2822/* 3122/*
2823 * Mark or select text based upon number of clicks: 1, 2, or 3 3123 * Mark or select text based upon number of clicks: 1, 2, or 3
2824 * EXT: button 1 press 3124 * EXT: button 1 press
2825 */ 3125 */
2826void 3126void
2827rxvt_term::selection_click (int clicks, int x, int y) 3127rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2828{ 3128{
2829 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2830
2831 clicks = ((clicks - 1) % 3) + 1; 3129 clicks = ((clicks - 1) % 3) + 1;
2832 selection.clicks = clicks; /* save clicks so extend will work */ 3130 selection.clicks = clicks; /* save clicks so extend will work */
2833 3131
3132 if (clicks == 2 && !selection.rect
3133 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3134 {
3135 MEvent.clicks = 1; // what a mess
3136 selection.screen = current_screen;
3137 selection.op = SELECTION_CONT;
3138 return;
3139 }
3140
2834 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 3141 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2835 3142
2836 if (clicks == 2 || clicks == 3) 3143 if (clicks == 2 || clicks == 3)
2837 rxvt_selection_extend_colrow (this, selection.mark.col, 3144 selection_extend_colrow (selection.mark.col,
2838 selection.mark.row + TermWin.view_start, 3145 selection.mark.row - view_start,
2839 0, /* button 3 */ 3146 0, /* button 3 */
2840 1, /* button press */ 3147 1, /* button press */
2841 0); /* click change */ 3148 0); /* click change */
2842} 3149}
2843 3150
2844/* ------------------------------------------------------------------------- */ 3151/* ------------------------------------------------------------------------- */
2845/* 3152/*
2846 * Mark a selection at the specified col/row 3153 * Mark a selection at the specified col/row
2847 */ 3154 */
2848/* INTPROTO */
2849void 3155void
2850rxvt_selection_start_colrow(pR_ int col, int row) 3156rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2851{ 3157{
2852 R->want_refresh = 1; 3158 want_refresh = 1;
3159
3160 selection.mark.row = row + view_start;
2853 R->selection.mark.col = col; 3161 selection.mark.col = col;
2854 R->selection.mark.row = row - R->TermWin.view_start; 3162
2855 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3163 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2856 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3164 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3165
3166 while (selection.mark.col > 0
3167 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2857 MAX_IT(R->selection.mark.col, 0); 3168 --selection.mark.col;
2858 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2859 3169
2860 if (R->selection.op) { /* clear the old selection */ 3170 if (selection.op)
3171 {
3172 /* clear the old selection */
2861 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3173 selection.beg.row = selection.end.row = selection.mark.row;
2862 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3174 selection.beg.col = selection.end.col = selection.mark.col;
2863 } 3175 }
3176
2864 R->selection.op = SELECTION_INIT; 3177 selection.op = SELECTION_INIT;
2865 R->selection.screen = R->current_screen; 3178 selection.screen = current_screen;
2866} 3179}
2867 3180
2868/* ------------------------------------------------------------------------- */ 3181/* ------------------------------------------------------------------------- */
2869/* 3182/*
2870 * Word select: select text for 2 clicks 3183 * Word select: select text for 2 clicks
2871 * We now only find out the boundary in one direction 3184 * We now only find out the boundary in one direction
2872 */ 3185 */
2873 3186
2874/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3187/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2875#define DELIMIT_TEXT(x) \ 3188#define DELIMIT_TEXT(x) \
2876 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3189 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2877#define DELIMIT_REND(x) 1 3190#define DELIMIT_REND(x) 1
2878 3191
2879/* INTPROTO */
2880void 3192void
2881rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3193rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2882{ 3194{
2883 int col, row, dirnadd, tcol, trow, w1, w2; 3195 int col, row, dirnadd, tcol, trow, w1, w2;
2884 row_col_t bound; 3196 row_col_t bound;
2885 text_t *stp; 3197 text_t *stp;
2886 rend_t *srp; 3198 rend_t *srp;
2887 3199
2888 if (dirn == UP) { 3200 if (dirn == UP)
2889 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3201 {
3202 bound.row = top_row - 1;
2890 bound.col = 0; 3203 bound.col = 0;
2891 dirnadd = -1; 3204 dirnadd = -1;
2892 } else { 3205 }
2893 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3206 else
3207 {
3208 bound.row = nrow;
2894 bound.col = R->TermWin.ncol - 1; 3209 bound.col = ncol - 1;
2895 dirnadd = 1; 3210 dirnadd = 1;
2896 } 3211 }
2897 row = mark->row + R->TermWin.saveLines; 3212
3213 row = mark->row;
2898 col = mark->col; 3214 col = max (mark->col, 0);
2899 MAX_IT(col, 0); 3215
2900/* find the edge of a word */ 3216 /* find the edge of a word */
2901 stp = &(R->screen.text[row][col]); 3217 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2902 w1 = DELIMIT_TEXT(*stp); 3218 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2903 3219
2904 if (R->selection_style != NEW_SELECT) { 3220 for (;;)
2905 if (w1 == 1) { 3221 {
3222 for (; col != bound.col; col += dirnadd)
3223 {
2906 stp += dirnadd; 3224 stp += dirnadd;
2907 if (DELIMIT_TEXT(*stp) == 1)
2908 goto Old_Word_Selection_You_Die;
2909 col += dirnadd;
2910 }
2911 w1 = 0;
2912 }
2913 srp = (&R->screen.rend[row][col]);
2914 w2 = DELIMIT_REND(*srp);
2915
2916 for (;;) {
2917 for (; col != bound.col; col += dirnadd) {
2918 stp += dirnadd; 3225 srp += dirnadd;
3226
3227 if (*stp == NOCHAR)
3228 continue;
3229
2919 if (DELIMIT_TEXT(*stp) != w1) 3230 if (DELIMIT_TEXT (*stp) != w1)
3231 break;
3232 if (DELIMIT_REND (*srp) != w2)
3233 break;
3234 }
3235
3236 if ((col == bound.col) && (row != bound.row))
3237 {
3238 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3239 {
3240 trow = row + dirnadd;
3241 tcol = dirn == UP ? ncol - 1 : 0;
3242
3243 if (!ROW(trow).t)
2920 break; 3244 break;
2921 srp += dirnadd; 3245
2922 if (DELIMIT_REND(*srp) != w2) 3246 stp = ROW(trow).t + tcol;
3247 srp = ROW(trow).r + tcol;
3248
3249 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2923 break; 3250 break;
2924 } 3251
2925 if ((col == bound.col) && (row != bound.row)) {
2926 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2927 trow = row + dirnadd;
2928 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2929 if (R->screen.text[trow] == NULL)
2930 break;
2931 stp = &(R->screen.text[trow][tcol]);
2932 srp = &(R->screen.rend[trow][tcol]);
2933 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2934 break;
2935 row = trow; 3252 row = trow;
2936 col = tcol; 3253 col = tcol;
2937 continue; 3254 continue;
2938 } 3255 }
2939 } 3256 }
2940 break; 3257 break;
2941 } 3258 }
2942 Old_Word_Selection_You_Die:
2943 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));
2944 3259
2945 if (dirn == DN) 3260 if (dirn == DN)
2946 col++; /* put us on one past the end */ 3261 col++; /* put us on one past the end */
2947 3262
2948/* Poke the values back in */ 3263 /* Poke the values back in */
2949 ret->row = row - R->TermWin.saveLines; 3264 ret->row = row;
2950 ret->col = col; 3265 ret->col = col;
2951} 3266}
2952 3267
2953/* ------------------------------------------------------------------------- */ 3268/* ------------------------------------------------------------------------- */
2954/* 3269/*
2955 * Extend the selection to the specified x/y pixel location 3270 * Extend the selection to the specified x/y pixel location
… …
2957 * flag == 0 ==> button 1 3272 * flag == 0 ==> button 1
2958 * flag == 1 ==> button 3 press 3273 * flag == 1 ==> button 3 press
2959 * flag == 2 ==> button 3 motion 3274 * flag == 2 ==> button 3 motion
2960 */ 3275 */
2961void 3276void
2962rxvt_term::selection_extend (int x, int y, int flag) 3277rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2963{ 3278{
2964 int col, row; 3279 int col = clamp (Pixel2Col (x), 0, ncol);
3280 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2965 3281
2966 col = Pixel2Col(x);
2967 row = Pixel2Row(y);
2968 MAX_IT(row, 0);
2969 MIN_IT(row, (int)TermWin.nrow - 1);
2970 MAX_IT(col, 0);
2971 MIN_IT(col, (int)TermWin.ncol);
2972
2973#ifndef NO_NEW_SELECTION
2974 /* 3282 /*
2975 * If we're selecting characters (single click) then we must check first 3283 * If we're selecting characters (single click) then we must check first
2976 * if we are at the same place as the original mark. If we are then 3284 * if we are at the same place as the original mark. If we are then
2977 * select nothing. Otherwise, if we're to the right of the mark, you have to 3285 * select nothing. Otherwise, if we're to the right of the mark, you have to
2978 * be _past_ a character for it to be selected. 3286 * be _past_ a character for it to be selected.
2979 */ 3287 */
2980 if (selection_style != OLD_SELECT)
2981 {
2982 if (((selection.clicks % 3) == 1) && !flag 3288 if (((selection.clicks % 3) == 1) && !flag
2983 && (col == selection.mark.col 3289 && (col == selection.mark.col
2984 && (row == selection.mark.row + TermWin.view_start))) 3290 && (row == selection.mark.row - view_start)))
2985 { 3291 {
2986 /* select nothing */ 3292 /* select nothing */
2987 selection.beg.row = selection.end.row = 0; 3293 selection.beg.row = selection.end.row = 0;
2988 selection.beg.col = selection.end.col = 0; 3294 selection.beg.col = selection.end.col = 0;
2989 selection.clicks = 4; 3295 selection.clicks = 4;
2990 want_refresh = 1; 3296 want_refresh = 1;
2991 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2992 return; 3297 return;
2993 }
2994 } 3298 }
2995#endif 3299
2996 if (selection.clicks == 4) 3300 if (selection.clicks == 4)
2997 selection.clicks = 1; 3301 selection.clicks = 1;
2998 3302
2999 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3303 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3000 flag == 1 ? 1 : 0, /* ? button press */ 3304 flag == 1 ? 1 : 0, /* ? button press */
3001 0); /* no click change */ 3305 0); /* no click change */
3002} 3306}
3003 3307
3004/* ------------------------------------------------------------------------- */ 3308/* ------------------------------------------------------------------------- */
3005/* 3309/*
3006 * Extend the selection to the specified col/row 3310 * Extend the selection to the specified col/row
3007 */ 3311 */
3008/* INTPROTO */
3009void 3312void
3010rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3313rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3011{ 3314{
3012 int16_t ncol = R->TermWin.ncol;
3013 int end_col;
3014 row_col_t pos; 3315 row_col_t pos;
3015 enum { 3316 enum {
3016 LEFT, RIGHT 3317 LEFT, RIGHT
3017 } closeto = RIGHT; 3318 } closeto = RIGHT;
3018 3319
3019 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));
3020 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));
3021
3022 R->want_refresh = 1; 3320 want_refresh = 1;
3321
3023 switch (R->selection.op) { 3322 switch (selection.op)
3323 {
3024 case SELECTION_INIT: 3324 case SELECTION_INIT:
3025 CLEAR_SELECTION(R); 3325 CLEAR_SELECTION ();
3026 R->selection.op = SELECTION_BEGIN; 3326 selection.op = SELECTION_BEGIN;
3027 /* FALLTHROUGH */ 3327 /* FALLTHROUGH */
3028 case SELECTION_BEGIN: 3328 case SELECTION_BEGIN:
3029 if (row != R->selection.mark.row || col != R->selection.mark.col 3329 if (row != selection.mark.row || col != selection.mark.col
3030 || (!button3 && buttonpress)) 3330 || (!button3 && buttonpress))
3031 R->selection.op = SELECTION_CONT; 3331 selection.op = SELECTION_CONT;
3032 break; 3332 break;
3033 case SELECTION_DONE: 3333 case SELECTION_DONE:
3034 R->selection.op = SELECTION_CONT; 3334 selection.op = SELECTION_CONT;
3035 /* FALLTHROUGH */ 3335 /* FALLTHROUGH */
3036 case SELECTION_CONT: 3336 case SELECTION_CONT:
3037 break; 3337 break;
3038 case SELECTION_CLEAR: 3338 case SELECTION_CLEAR:
3039 rxvt_selection_start_colrow(aR_ col, row); 3339 selection_start_colrow (col, row);
3040 /* FALLTHROUGH */ 3340 /* FALLTHROUGH */
3041 default: 3341 default:
3042 return; 3342 return;
3043 } 3343 }
3344
3044 if (R->selection.beg.col == R->selection.end.col 3345 if (selection.beg.col == selection.end.col
3045 && R->selection.beg.col != R->selection.mark.col 3346 && selection.beg.col != selection.mark.col
3046 && R->selection.beg.row == R->selection.end.row 3347 && selection.beg.row == selection.end.row
3047 && R->selection.beg.row != R->selection.mark.row) { 3348 && selection.beg.row != selection.mark.row)
3349 {
3048 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3350 selection.beg.col = selection.end.col = selection.mark.col;
3049 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3351 selection.beg.row = selection.end.row = selection.mark.row;
3050 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));
3051 } 3352 }
3052 3353
3053 pos.col = col; 3354 pos.col = col;
3054 pos.row = row; 3355 pos.row = view_start + row;
3055 3356
3056 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3357 /*
3057 3358 * This is mainly xterm style selection with a couple of differences, mainly
3058#ifndef NO_OLD_SELECTION 3359 * in the way button3 drag extension works.
3059/* 3360 * We're either doing: button1 drag; button3 press; or button3 drag
3060 * This mimics some of the selection behaviour of version 2.20 and before. 3361 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3061 * There are no ``selection modes'', button3 is always character extension. 3362 * is always at the left/right edge of the selection.
3062 * Note: button3 drag is always available, c.f. v2.20 3363 * b) button3 press: extend/contract character/word/line at whichever edge of
3063 * Selection always terminates (left or right as appropriate) at the mark. 3364 * the selection we are closest to.
3365 * c) button3 drag : extend/contract character/word/line - we select around
3366 * a point/word/line which is either the start or end of the selection
3367 * and it was decided by whichever point/word/line was `fixed' at the
3368 * time of the most recent button3 press
3064 */ 3369 */
3065 if (R->selection_style == OLD_SELECT) { 3370 if (button3 && buttonpress)
3066 if (R->selection.clicks == 1 || button3) { 3371 {
3067 if (R->hate_those_clicks) { 3372 /* button3 press */
3068 R->hate_those_clicks = 0; 3373 /*
3069 if (R->selection.clicks == 1) { 3374 * first determine which edge of the selection we are closest to
3070 R->selection.beg.row = R->selection.mark.row; 3375 */
3071 R->selection.beg.col = R->selection.mark.col; 3376 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3072 } else { 3377 || (!ROWCOL_IS_AFTER (pos, selection.end)
3378 && (((pos.col - selection.beg.col)
3379 + ((pos.row - selection.beg.row) * ncol))
3380 < ((selection.end.col - pos.col)
3381 + ((selection.end.row - pos.row) * ncol)))))
3382 closeto = LEFT;
3383
3384 if (closeto == LEFT)
3385 {
3386 selection.beg.row = pos.row;
3387 selection.beg.col = pos.col;
3388 selection.mark.row = selection.end.row;
3389 selection.mark.col = selection.end.col - (selection.clicks == 2);
3390 }
3391 else
3392 {
3393 selection.end.row = pos.row;
3394 selection.end.col = pos.col;
3073 R->selection.mark.row = R->selection.beg.row; 3395 selection.mark.row = selection.beg.row;
3074 R->selection.mark.col = R->selection.beg.col; 3396 selection.mark.col = selection.beg.col;
3397 }
3398 }
3399 else
3400 {
3401 /* button1 drag or button3 drag */
3402 if (ROWCOL_IS_AFTER (selection.mark, pos))
3403 {
3404 if (selection.mark.row == selection.end.row
3405 && selection.mark.col == selection.end.col
3406 && clickchange
3407 && selection.clicks == 2)
3408 selection.mark.col--;
3409
3410 selection.beg.row = pos.row;
3411 selection.beg.col = pos.col;
3412 selection.end.row = selection.mark.row;
3413 selection.end.col = selection.mark.col + (selection.clicks == 2);
3414 }
3415 else
3416 {
3417 selection.beg.row = selection.mark.row;
3418 selection.beg.col = selection.mark.col;
3419 selection.end.row = pos.row;
3420 selection.end.col = pos.col;
3421 }
3422 }
3423
3424 if (selection.clicks == 1)
3425 {
3426 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3427 && !ROW(selection.beg.row).is_longer ()
3428#if !ENABLE_MINIMAL
3429 && !selection.rect
3430#endif
3431 )
3432 selection.beg.col = ncol;
3433
3434 if (
3435 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3436 && !ROW(selection.end.row).is_longer ()
3437#if !ENABLE_MINIMAL
3438 && !selection.rect
3439#endif
3440 )
3441 selection.end.col = ncol;
3442 }
3443 else if (selection.clicks == 2)
3444 {
3445 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3446 selection.end.col--;
3447
3448 selection_delimit_word (UP, &selection.beg, &selection.beg);
3449 selection_delimit_word (DN, &selection.end, &selection.end);
3450 }
3451 else if (selection.clicks == 3)
3452 {
3453#if ENABLE_FRILLS
3454 if (option (Opt_tripleclickwords))
3455 {
3456 selection_delimit_word (UP, &selection.beg, &selection.beg);
3457
3458 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3459 {
3460 if (!ROW(end_row).is_longer ())
3461 {
3462 selection.end.row = end_row;
3463 selection.end.col = ROW(end_row).l;
3464# if !ENABLE_MINIMAL
3465 selection_remove_trailing_spaces ();
3466# endif
3467 break;
3075 } 3468 }
3076 } 3469 }
3077 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3078 R->selection.end.row = R->selection.mark.row;
3079 R->selection.end.col = R->selection.mark.col + 1;
3080 R->selection.beg.row = pos.row;
3081 R->selection.beg.col = pos.col;
3082 } else {
3083 R->selection.beg.row = R->selection.mark.row;
3084 R->selection.beg.col = R->selection.mark.col;
3085 R->selection.end.row = pos.row;
3086 R->selection.end.col = pos.col + 1;
3087 } 3470 }
3088 } else if (R->selection.clicks == 2) { 3471 else
3089 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3472#endif
3090 &(R->selection.beg)); 3473 {
3091 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3474 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3092 &(R->selection.end)); 3475 selection.mark.col++;
3093 R->hate_those_clicks = 1; 3476
3094 } else if (R->selection.clicks == 3) {
3095 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3096 R->selection.beg.col = 0; 3477 selection.beg.col = 0;
3097 R->selection.end.col = ncol; 3478 selection.end.col = ncol;
3098 R->hate_those_clicks = 1; 3479
3099 } 3480 // select a complete logical line
3100 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)); 3481 while (selection.beg.row > -saveLines
3101 return; 3482 && ROW(selection.beg.row - 1).is_longer ())
3102 } 3483 selection.beg.row--;
3103#endif /* ! NO_OLD_SELECTION */ 3484
3104#ifndef NO_NEW_SELECTION 3485 while (selection.end.row < nrow
3105/* selection_style must not be OLD_SELECT to get here */ 3486 && ROW(selection.end.row).is_longer ())
3106/* 3487 selection.end.row++;
3107 * This is mainly xterm style selection with a couple of differences, mainly
3108 * in the way button3 drag extension works.
3109 * We're either doing: button1 drag; button3 press; or button3 drag
3110 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3111 * is always at the left/right edge of the R->selection.
3112 * b) button3 press: extend/contract character/word/line at whichever edge of
3113 * the selection we are closest to.
3114 * c) button3 drag : extend/contract character/word/line - we select around
3115 * a point/word/line which is either the start or end of the selection
3116 * and it was decided by whichever point/word/line was `fixed' at the
3117 * time of the most recent button3 press
3118 */
3119 if (button3 && buttonpress) { /* button3 press */
3120 /* 3488 }
3121 * first determine which edge of the selection we are closest to 3489 }
3122 */ 3490
3123 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3491 if (button3 && buttonpress)
3124 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3492 {
3125 && (((pos.col - R->selection.beg.col) 3493 /* mark may need to be changed */
3126 + ((pos.row - R->selection.beg.row) * ncol))
3127 < ((R->selection.end.col - pos.col)
3128 + ((R->selection.end.row - pos.row) * ncol)))))
3129 closeto = LEFT;
3130 if (closeto == LEFT) { 3494 if (closeto == LEFT)
3131 R->selection.beg.row = pos.row; 3495 {
3132 R->selection.beg.col = pos.col;
3133 R->selection.mark.row = R->selection.end.row; 3496 selection.mark.row = selection.end.row;
3134 R->selection.mark.col = R->selection.end.col 3497 selection.mark.col = selection.end.col - (selection.clicks == 2);
3135 - (R->selection.clicks == 2); 3498 }
3136 } else { 3499 else
3137 R->selection.end.row = pos.row; 3500 {
3138 R->selection.end.col = pos.col;
3139 R->selection.mark.row = R->selection.beg.row; 3501 selection.mark.row = selection.beg.row;
3140 R->selection.mark.col = R->selection.beg.col; 3502 selection.mark.col = selection.beg.col;
3141 }
3142 } else { /* button1 drag or button3 drag */
3143 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3144 if ((R->selection.mark.row == R->selection.end.row)
3145 && (R->selection.mark.col == R->selection.end.col)
3146 && clickchange && R->selection.clicks == 2)
3147 R->selection.mark.col--;
3148 R->selection.beg.row = pos.row;
3149 R->selection.beg.col = pos.col;
3150 R->selection.end.row = R->selection.mark.row;
3151 R->selection.end.col = R->selection.mark.col
3152 + (R->selection.clicks == 2);
3153 } else {
3154 R->selection.beg.row = R->selection.mark.row;
3155 R->selection.beg.col = R->selection.mark.col;
3156 R->selection.end.row = pos.row;
3157 R->selection.end.col = pos.col;
3158 }
3159 }
3160
3161 if (R->selection.clicks == 1) {
3162 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3163 if (end_col != -1 && R->selection.beg.col > end_col) {
3164#if 1
3165 R->selection.beg.col = ncol;
3166#else
3167 if (R->selection.beg.row != R->selection.end.row)
3168 R->selection.beg.col = ncol;
3169 else
3170 R->selection.beg.col = R->selection.mark.col;
3171#endif
3172 }
3173 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3174 if (end_col != -1 && R->selection.end.col > end_col)
3175 R->selection.end.col = ncol;
3176
3177 } else if (R->selection.clicks == 2) {
3178 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3179 R->selection.end.col--;
3180 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3181 &(R->selection.beg));
3182 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3183 &(R->selection.end));
3184 } else if (R->selection.clicks == 3) {
3185#ifndef NO_FRILLS
3186 if ((R->Options & Opt_tripleclickwords)) {
3187 int end_row;
3188
3189 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3190 &(R->selection.beg));
3191 end_row = R->screen.tlen[R->selection.mark.row
3192 + R->TermWin.saveLines];
3193 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3194 end_row++) {
3195 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3196 if (end_col != -1) {
3197 R->selection.end.row = end_row;
3198 R->selection.end.col = end_col;
3199 rxvt_selection_remove_trailing_spaces(aR);
3200 break;
3201 }
3202 }
3203 } else
3204#endif
3205 { 3503 }
3206 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3207 R->selection.mark.col++;
3208 R->selection.beg.col = 0;
3209 R->selection.end.col = ncol;
3210 }
3211 } 3504 }
3212 if (button3 && buttonpress) { /* mark may need to be changed */
3213 if (closeto == LEFT) {
3214 R->selection.mark.row = R->selection.end.row;
3215 R->selection.mark.col = R->selection.end.col
3216 - (R->selection.clicks == 2);
3217 } else {
3218 R->selection.mark.row = R->selection.beg.row;
3219 R->selection.mark.col = R->selection.beg.col;
3220 }
3221 }
3222 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));
3223#endif /* ! NO_NEW_SELECTION */
3224}
3225 3505
3226#ifndef NO_FRILLS 3506#if !ENABLE_MINIMAL
3227/* INTPROTO */ 3507 if (selection.rect && selection.beg.col > selection.end.col)
3508 ::swap (selection.beg.col, selection.end.col);
3509#endif
3510}
3511
3512#if !ENABLE_MINIMAL
3228void 3513void
3229rxvt_selection_remove_trailing_spaces(pR) 3514rxvt_term::selection_remove_trailing_spaces () NOTHROW
3230{ 3515{
3231 int32_t end_col, end_row; 3516 int32_t end_col, end_row;
3232 text_t *stp; 3517 text_t *stp;
3233 3518
3234 end_col = R->selection.end.col; 3519 end_col = selection.end.col;
3235 end_row = R->selection.end.row; 3520 end_row = selection.end.row;
3521
3236 for ( ; end_row >= R->selection.beg.row; ) { 3522 for (; end_row >= selection.beg.row; )
3237 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3523 {
3524 stp = ROW(end_row).t;
3525
3238 while (--end_col >= 0) { 3526 while (--end_col >= 0)
3239 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3240 break;
3241 } 3527 {
3242 if (end_col >= 0 3528 if (stp[end_col] != NOCHAR
3243 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3529 && !unicode::is_space (stp[end_col]))
3244 R->selection.end.col = end_col + 1;
3245 R->selection.end.row = end_row;
3246 break; 3530 break;
3247 } 3531 }
3532
3533 if (end_col >= 0
3534 || !ROW(end_row - 1).is_longer ())
3535 {
3536 selection.end.col = end_col + 1;
3537 selection.end.row = end_row;
3538 break;
3539 }
3540
3248 end_row--; 3541 end_row--;
3249 end_col = R->TermWin.ncol; 3542 end_col = ncol;
3250 } 3543 }
3544
3251 if (R->selection.mark.row > R->selection.end.row) { 3545 if (selection.mark.row > selection.end.row)
3546 {
3252 R->selection.mark.row = R->selection.end.row; 3547 selection.mark.row = selection.end.row;
3253 R->selection.mark.col = R->selection.end.col; 3548 selection.mark.col = selection.end.col;
3549 }
3254 } else if (R->selection.mark.row == R->selection.end.row 3550 else if (selection.mark.row == selection.end.row
3255 && R->selection.mark.col > R->selection.end.col) 3551 && selection.mark.col > selection.end.col)
3256 R->selection.mark.col = R->selection.end.col; 3552 selection.mark.col = selection.end.col;
3257} 3553}
3258#endif 3554#endif
3259 3555
3260/* ------------------------------------------------------------------------- */ 3556/* ------------------------------------------------------------------------- */
3261/* 3557/*
3262 * Double click on button 3 when already selected 3558 * Double click on button 3 when already selected
3263 * EXT: button 3 double click 3559 * EXT: button 3 double click
3264 */ 3560 */
3265void 3561void
3266rxvt_term::selection_rotate (int x, int y) 3562rxvt_term::selection_rotate (int x, int y) NOTHROW
3267{ 3563{
3268 selection.clicks = selection.clicks % 3 + 1; 3564 selection.clicks = selection.clicks % 3 + 1;
3269 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3565 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3270} 3566}
3271
3272/* ------------------------------------------------------------------------- */
3273/*
3274 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3275 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3276 * the X11 protocol.
3277 */
3278typedef CARD32 Atom32;
3279 3567
3280/* ------------------------------------------------------------------------- */ 3568/* ------------------------------------------------------------------------- */
3281/* 3569/*
3282 * Respond to a request for our current selection 3570 * Respond to a request for our current selection
3283 * EXT: SelectionRequest 3571 * EXT: SelectionRequest
3284 */ 3572 */
3285/* EXTPROTO */
3286void 3573void
3287rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3574rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3288{ 3575{
3289 XSelectionEvent ev; 3576 XSelectionEvent ev;
3577
3578 ev.type = SelectionNotify;
3579 ev.property = None;
3580 ev.display = rq.display;
3581 ev.requestor = rq.requestor;
3582 ev.selection = rq.selection;
3583 ev.target = rq.target;
3584 ev.time = rq.time;
3585
3586 if (rq.target == xa[XA_TARGETS])
3587 {
3588 Atom target_list[6];
3589 Atom *target = target_list;
3590
3591 *target++ = xa[XA_TARGETS];
3592 *target++ = xa[XA_TIMESTAMP];
3593 *target++ = XA_STRING;
3594 *target++ = xa[XA_TEXT];
3595 *target++ = xa[XA_COMPOUND_TEXT];
3596#if X_HAVE_UTF8_STRING
3597 *target++ = xa[XA_UTF8_STRING];
3598#endif
3599
3600 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3601 32, PropModeReplace,
3602 (unsigned char *)target_list, target - target_list);
3603 ev.property = rq.property;
3604 }
3605#if TODO // TODO
3606 else if (rq.target == xa[XA_MULTIPLE])
3607 {
3608 /* TODO: Handle MULTIPLE */
3609 }
3610#endif
3611 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3612 {
3613 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3614 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3615 ev.property = rq.property;
3616 }
3617 else if (rq.target == XA_STRING
3618 || rq.target == xa[XA_TEXT]
3619 || rq.target == xa[XA_COMPOUND_TEXT]
3620 || rq.target == xa[XA_UTF8_STRING]
3621 )
3622 {
3623 XTextProperty ct;
3624 Atom target = rq.target;
3625 short freect = 0;
3626 int selectlen;
3627 wchar_t *cl;
3628 enum {
3629 enc_string = XStringStyle,
3630 enc_text = XStdICCTextStyle,
3631 enc_compound_text = XCompoundTextStyle,
3632#ifdef X_HAVE_UTF8_STRING
3633 enc_utf8 = XUTF8StringStyle,
3634#else
3635 enc_utf8 = -1,
3636#endif
3637 } style;
3638
3639 if (target == XA_STRING)
3640 // we actually don't do XA_STRING, but who cares, as i18n clients
3641 // will ask for another format anyways.
3642 style = enc_string;
3643 else if (target == xa[XA_TEXT])
3644 style = enc_text;
3645 else if (target == xa[XA_COMPOUND_TEXT])
3646 style = enc_compound_text;
3647#if !ENABLE_MINIMAL
3648 else if (target == xa[XA_UTF8_STRING])
3649 style = enc_utf8;
3650#endif
3651 else
3652 {
3653 target = xa[XA_COMPOUND_TEXT];
3654 style = enc_compound_text;
3655 }
3656
3657 if (selection.text)
3658 {
3659 cl = selection.text;
3660 selectlen = selection.len;
3661 }
3662 else
3663 {
3664 cl = L"";
3665 selectlen = 0;
3666 }
3667
3668#if !ENABLE_MINIMAL
3669 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3670 // so recode it manually
3671 if (style == enc_utf8)
3672 {
3673 freect = 1;
3674 ct.encoding = target;
3675 ct.format = 8;
3676 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3677 ct.nitems = strlen ((char *)ct.value);
3678 }
3679 else
3680#endif
3681 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3682 freect = 1;
3683 else
3684 {
3685 /* if we failed to convert then send it raw */
3686 ct.value = (unsigned char *)cl;
3687 ct.nitems = selectlen;
3688 ct.encoding = target;
3689 }
3690
3691 XChangeProperty (dpy, rq.requestor, rq.property,
3692 ct.encoding, 8, PropModeReplace,
3693 ct.value, (int)ct.nitems);
3694 ev.property = rq.property;
3695
3696 if (freect)
3697 XFree (ct.value);
3698 }
3699
3700 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3701}
3702
3703/* ------------------------------------------------------------------------- */
3290#ifdef USE_XIM 3704#ifdef USE_XIM
3291 Atom32 target_list[4];
3292#else
3293 Atom32 target_list[3];
3294#endif
3295 Atom target;
3296 XTextProperty ct;
3297 XICCEncodingStyle style;
3298 char *cl[2], dummy[1];
3299
3300 ev.type = SelectionNotify;
3301 ev.property = None;
3302 ev.display = rq->display;
3303 ev.requestor = rq->requestor;
3304 ev.selection = rq->selection;
3305 ev.target = rq->target;
3306 ev.time = rq->time;
3307
3308 if (rq->target == R->xa[XA_TARGETS]) {
3309 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3310 target_list[1] = (Atom32) XA_STRING;
3311 target_list[2] = (Atom32) R->xa[XA_TEXT];
3312#ifdef USE_XIM
3313 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3314#endif
3315 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3316 (8 * sizeof(target_list[0])), PropModeReplace,
3317 (unsigned char *)target_list,
3318 (sizeof(target_list) / sizeof(target_list[0])));
3319 ev.property = rq->property;
3320 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3321 /* TODO: Handle MULTIPLE */
3322 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3323 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3324 (8 * sizeof(Time)), PropModeReplace,
3325 (unsigned char *)&R->selection_time, 1);
3326 ev.property = rq->property;
3327 } else if (rq->target == XA_STRING
3328 || rq->target == R->xa[XA_COMPOUND_TEXT]
3329 || rq->target == R->xa[XA_TEXT]) {
3330#ifdef USE_XIM
3331 short freect = 0;
3332#endif
3333 int selectlen;
3334
3335#ifdef USE_XIM
3336 if (rq->target != XA_STRING) {
3337 target = R->xa[XA_COMPOUND_TEXT];
3338 style = (rq->target == R->xa[XA_COMPOUND_TEXT])
3339 ? XCompoundTextStyle : XStdICCTextStyle;
3340 } else
3341#endif
3342 {
3343 target = XA_STRING;
3344 style = XStringStyle;
3345 }
3346 if (R->selection.text) {
3347 cl[0] = (char *)R->selection.text;
3348 selectlen = R->selection.len;
3349 } else {
3350 cl[0] = dummy;
3351 *dummy = '\0';
3352 selectlen = 0;
3353 }
3354#ifdef USE_XIM
3355 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3356 == Success) /* if we failed to convert then send it raw */
3357 freect = 1;
3358 else
3359#endif
3360 {
3361 ct.value = (unsigned char *)cl[0];
3362 ct.nitems = selectlen;
3363 }
3364 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3365 target, 8, PropModeReplace,
3366 ct.value, (int)ct.nitems);
3367 ev.property = rq->property;
3368#ifdef USE_XIM
3369 if (freect)
3370 XFree(ct.value);
3371#endif
3372 }
3373 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev);
3374}
3375
3376/* ------------------------------------------------------------------------- *
3377 * MOUSE ROUTINES *
3378 * ------------------------------------------------------------------------- */
3379
3380/*
3381 * return col/row values corresponding to x/y pixel values
3382 */
3383void 3705void
3384rxvt_term::pixel_position (int *x, int *y)
3385{
3386 *x = Pixel2Col(*x);
3387 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3388 *y = Pixel2Row(*y);
3389 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3390}
3391
3392/* ------------------------------------------------------------------------- */
3393#ifdef USE_XIM
3394void
3395rxvt_term::set_position (XPoint *pos) 3706rxvt_term::im_set_position (XPoint &pos) NOTHROW
3396{ 3707{
3397 XWindowAttributes xwa; 3708 XWindowAttributes xwa;
3398 3709
3399 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3710 XGetWindowAttributes (dpy, vt, &xwa);
3711
3400 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3712 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3401 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3713 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3402} 3714}
3403
3404#endif 3715#endif
3405/* ------------------------------------------------------------------------- */ 3716
3406 3717#if ENABLE_OVERLAY
3718void
3719rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3720{
3721 if (nrow < 1 || ncol < 1)
3722 return;
3723
3724 want_refresh = 1;
3725
3726 scr_overlay_off ();
3727
3728 if (x < 0) x = ncol - w;
3729 if (y < 0) y = nrow - h;
3730
3731 // make space for border
3732 w += 2; min_it (w, ncol);
3733 h += 2; min_it (h, nrow);
3734
3735 x -= 1; clamp_it (x, 0, ncol - w);
3736 y -= 1; clamp_it (y, 0, nrow - h);
3737
3738 ov.x = x; ov.y = y;
3739 ov.w = w; ov.h = h;
3740
3741 ov.text = new text_t *[h];
3742 ov.rend = new rend_t *[h];
3743
3744 for (y = 0; y < h; y++)
3745 {
3746 text_t *tp = ov.text[y] = new text_t[w];
3747 rend_t *rp = ov.rend[y] = new rend_t[w];
3748
3749 text_t t0, t1, t2;
3750 rend_t r = OVERLAY_RSTYLE;
3751
3752 if (y == 0)
3753 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3754 else if (y < h - 1)
3755 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3756 else
3757 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3758
3759 *tp++ = t0;
3760 *rp++ = r;
3761
3762 for (x = w - 2; x > 0; --x)
3763 {
3764 *tp++ = t1;
3765 *rp++ = r;
3766 }
3767
3768 *tp = t2;
3769 *rp = r;
3770 }
3771}
3772
3773void
3774rxvt_term::scr_overlay_off () NOTHROW
3775{
3776 if (!ov.text)
3777 return;
3778
3779 want_refresh = 1;
3780
3781 for (int y = 0; y < ov.h; y++)
3782 {
3783 delete [] ov.text[y];
3784 delete [] ov.rend[y];
3785 }
3786
3787 delete [] ov.text; ov.text = 0;
3788 delete [] ov.rend; ov.rend = 0;
3789}
3790
3791void
3792rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3793{
3794 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3795 return;
3796
3797 x++, y++;
3798
3799 ov.text[y][x] = text;
3800 ov.rend[y][x] = rend;
3801}
3802
3803void
3804rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3805{
3806 while (*s)
3807 scr_overlay_set (x++, y, *s++);
3808}
3809
3810void
3811rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3812{
3813 while (*s)
3814 {
3815 text_t t = *s++;
3816 int width = WCWIDTH (t);
3817
3818 while (width--)
3819 {
3820 scr_overlay_set (x++, y, t);
3821 t = NOCHAR;
3822 }
3823 }
3824}
3825
3826void
3827rxvt_term::scr_swap_overlay () NOTHROW
3828{
3829 if (!ov.text)
3830 return;
3831
3832 // hide cursor if it is within the overlay area
3833 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3834 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3835 screen.flags &= ~Screen_VisibleCursor;
3836
3837 // swap screen mem with overlay
3838 for (int y = ov.h; y--; )
3839 {
3840 text_t *t1 = ov.text[y];
3841 rend_t *r1 = ov.rend[y];
3842
3843 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3844 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3845
3846 for (int x = ov.w; x--; )
3847 {
3848 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3849 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3850 }
3851 }
3852}
3853
3854#endif
3407/* ------------------------------------------------------------------------- * 3855/* ------------------------------------------------------------------------- */
3408 * DEBUG ROUTINES *
3409 * ------------------------------------------------------------------------- */
3410#if 0
3411/* INTPROTO */
3412void
3413rxvt_debug_colors(void)
3414{
3415 int color;
3416 const char *name[] = {
3417 "fg", "bg",
3418 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3419 };
3420 3856
3421 fprintf(stderr, "Color ( ");
3422 if (R->rstyle & RS_RVid)
3423 fprintf(stderr, "rvid ");
3424 if (R->rstyle & RS_Bold)
3425 fprintf(stderr, "bold ");
3426 if (R->rstyle & RS_Blink)
3427 fprintf(stderr, "blink ");
3428 if (R->rstyle & RS_Uline)
3429 fprintf(stderr, "uline ");
3430 fprintf(stderr, "): ");
3431
3432 color = GET_FGCOLOR(R->rstyle);
3433#ifndef NO_BRIGHTCOLOR
3434 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3435 color -= (minBrightCOLOR - minCOLOR);
3436 fprintf(stderr, "bright ");
3437 }
3438#endif
3439 fprintf(stderr, "%s on ", name[color]);
3440
3441 color = GET_BGCOLOR(R->rstyle);
3442#ifndef NO_BRIGHTCOLOR
3443 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3444 color -= (minBrightCOLOR - minCOLOR);
3445 fprintf(stderr, "bright ");
3446 }
3447#endif
3448 fprintf(stderr, "%s\n", name[color]);
3449}
3450#endif

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