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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.9 by pcg, Thu Dec 18 02:07:12 2003 UTC vs.
Revision 1.315 by root, Tue Nov 4 14:38:29 2008 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.9 2003/12/18 02:07:12 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 (R->TermWin.vt)
95
96#define CLEAR_ROWS(row, num) \
97 if (R->TermWin.mapped) \
98 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
99 Row2Pixel(row), (unsigned int)R->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 (R->TermWin.mapped) \ 91 if (mapped) \
104 XClearArea(R->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(R->Xdisplay, drawBuffer, R->TermWin.gc, \
110 R->TermWin.int_bwidth, Row2Pixel(row), \
111 (unsigned int)R->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 begin, 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; 163#if ENABLE_OVERLAY
155 unsigned int p, q; 164 scr_overlay_off ();
156 int k; 165#endif
157 rend_t setrstyle;
158 166
159 D_SCREEN((stderr, "rxvt_scr_reset()")); 167 rvideo_mode = false;
160
161 TermWin.view_start = 0; 168 view_start = 0;
162 num_scr = 0; 169 num_scr = 0;
163 170
164 if (TermWin.ncol == 0) 171 if (ncol == 0)
165 TermWin.ncol = 80; 172 ncol = 80;
166 173
167 if (TermWin.nrow == 0) 174 if (nrow == 0)
168 TermWin.nrow = 24; 175 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 176
173 if (ncol == prev_ncol && nrow == prev_nrow) 177 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 178 return;
175 179
180 if (current_screen != PRIMARY)
181 scr_swap_screen ();
182
183 // we need at least two lines for wrapping to work correctly
184 while (nrow + saveLines < 2)
185 {
186 //TODO//FIXME
187 saveLines++;
188 prev_nrow--;
189 top_row--;
190 }
191
176 want_refresh = 1; 192 want_refresh = 1;
177 193
194 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 195 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 196
181 screen.tscroll = 0; 197 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 198 screen.bscroll = nrow - 1;
183 199
184 if (!talloc) 200 if (!row_buf)
185 { 201 {
202 /*
203 * first time called so just malloc everything: don't rely on realloc
204 */
205 top_row = 0;
206 term_start = 0;
207
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 208 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 209 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 *));
200 210
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 211 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 212 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
213 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 214
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 215 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 } 216 {
217 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
218 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
219 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
220 }
217 221
218 MEMSET(charsets, 'B', sizeof(charsets)); 222 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 223 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 224 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 225 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 226 screen.charset = 0;
224 current_screen = PRIMARY; 227 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 228 scr_cursor (SAVE);
226 229
227#if NSCREENS 230#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 231 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 232 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 233 swap.charset = 0;
231 current_screen = SECONDARY; 234 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 235 scr_cursor (SAVE);
233 current_screen = PRIMARY; 236 current_screen = PRIMARY;
234#endif 237#endif
235 238
236 selection.text = NULL; 239 selection.text = NULL;
237 selection.len = 0; 240 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 241 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 242 selection.screen = PRIMARY;
240 selection.clicks = 0; 243 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this);
242 rvideo = 0;
243 } 244 }
244 else 245 else
245 { 246 {
246 /* 247 /*
247 * add or delete rows as appropriate 248 * add or delete rows as appropriate
248 */ 249 */
249 setrstyle = DEFAULT_RSTYLE;
250 250
251 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
252 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
253
254#if 0
251 if (nrow < prev_nrow) 255 if (nrow < prev_nrow)
252 { 256 {
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++) 257 for (int row = nrow; row < prev_nrow; row++)
258 { 258 {
259 q = p + TermWin.saveLines; 259 lfree (swap_buf [row]);
260 if (screen.text[q]) 260 lfree (drawn_buf[row]);
261 }
262 }
263#endif
264
265 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
266 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
267
268 for (int row = min (nrow, prev_nrow); row--; )
269 {
270 lresize (drawn_buf[row]);
271 lresize (swap_buf [row]);
272 }
273
274 for (int row = prev_nrow; row < nrow; row++)
275 {
276 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
277 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
278 }
279
280 line_t *old_buf = row_buf;
281 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
282
283 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
284 int pend = MOD (term_start + top_row , prev_total_rows);
285 int q = total_rows; // rewrapped row
286
287 if (top_row)
288 {
289 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
290 // to come up with a lean and mean algorithm.
291
292 row_col_t ocur = screen.cur;
293 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
294
295 do
296 {
297 p = MOD (p - 1, prev_total_rows);
298#ifdef DEBUG_STRICT
299 assert (old_buf [MOD (p, prev_total_rows)].t);
300#endif
301 int plines = 1;
302 int llen = old_buf [MOD (p, prev_total_rows)].l;
303
304 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 305 {
262#ifdef DEBUG_STRICT 306 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 307
264#endif 308 plines++;
265 talloc->free (screen.text[q]); 309 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 310 }
268 if (swap.text[p]) 311
312 int qlines = max (0, (llen - 1) / ncol) + 1;
313
314 // drop partial lines completely
315 if (q < qlines)
316 break;
317
318 q -= qlines;
319
320 int lofs = 0;
321 line_t *qline;
322
323 // re-assemble the full line by destination lines
324 for (int qrow = q; qlines--; qrow++)
269 { 325 {
270#ifdef DEBUG_STRICT 326 qline = row_buf + qrow;
271 assert (swap.rend[p]); 327 lalloc (*qline);
272#endif 328 qline->l = ncol;
273 talloc->free (swap.text[p]); 329 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 330
331 int qcol = 0;
332
333 // see below for cursor adjustment rationale
334 if (p == ocur.row)
335 screen.cur.row = q - (total_rows - nrow);
336
337 // fill a single destination line
338 while (lofs < llen && qcol < ncol)
339 {
340 int prow = lofs / prev_ncol;
341 int pcol = lofs % prev_ncol;
342
343 prow = MOD (p + prow, prev_total_rows);
344
345 // we only adjust the cursor _row_ and put it into
346 // the topmost line of "long line" it was in, as
347 // this seems to upset applications/shells/readline
348 // least.
349 if (prow == ocur.row)
350 screen.cur.row = q - (total_rows - nrow);
351
352 line_t &pline = old_buf [prow];
353
354 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
355
356 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
357 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
358
359 lofs += len;
360 qcol += len;
361 }
275 } 362 }
276#ifdef DEBUG_STRICT 363
277 assert (drawn_text[p] && drawn_rend[p]); 364 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 365 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 366 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 367 }
368 while (p != pend && q > 0);
282 369
283 /* we have fewer rows so fix up cursor position */ 370 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 371 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 372
287 scr_reset_realloc (); /* realloc _last_ */ 373 // make sure all terminal lines exist
288 } 374 while (top_row > 0)
289 else if (nrow > prev_nrow) 375 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 376 }
291 /* add rows */ 377 else
292 scr_reset_realloc (); /* realloc _first_ */ 378 {
379 // if no scrollback exists (yet), wing, instead of wrap
293 380
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 381 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 { 382 {
300 screen.tlen[p] = 0; 383 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 384 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 385
386 qline = pline;
387 lresize (qline);
303 } 388 }
304 389
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++) 390 for (int row = prev_nrow; row < nrow; row++)
309 { 391 {
310 swap.tlen[p] = 0; 392 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 } 393 }
318 394
319 if (k > 0) 395 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 { 396 }
340 int common = min (prev_ncol, ncol);
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
343
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;
350 397
351 MIN_IT(screen.tlen[p], (int16_t)ncol); 398 free (old_buf);
399 delete old_ta;
400 delete old_ra;
352 401
353 if (ncol > prev_ncol) 402 clamp_it (screen.cur.row, 0, nrow - 1);
354 scr_blank_line (&(screen.text[p][prev_ncol]), 403 clamp_it (screen.cur.col, 0, ncol - 1);
355 &(screen.rend[p][prev_ncol]),
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360 404
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); 405 free (tabs);
395 } 406 }
407
408 CLEAR_ALL_SELECTION ();
396 409
397 prev_nrow = nrow; 410 prev_nrow = nrow;
398 prev_ncol = ncol; 411 prev_ncol = ncol;
399 412
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char)); 413 tabs = (char *)rxvt_malloc (ncol);
401 414
402 for (p = 0; p < ncol; p++) 415 for (int col = ncol; --col; )
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 416 tabs [col] = col % TABSIZE == 0;
417
418 if (current_screen != PRIMARY)
419 scr_swap_screen ();
404 420
405 tt_winch (); 421 tt_winch ();
406}
407 422
408void 423 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} 424}
430 425
431/* ------------------------------------------------------------------------- */ 426/* ------------------------------------------------------------------------- */
432/* 427/*
433 * Free everything. That way malloc debugging can find leakage. 428 * Free everything. That way malloc debugging can find leakage.
434 */ 429 */
435void 430void
436rxvt_term::scr_release() 431rxvt_term::scr_release () NOTHROW
437{ 432{
438 uint16_t total_rows; 433 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 } 434 {
450#endif 435 delete talloc; talloc = 0;
436 delete ralloc; ralloc = 0;
451 437
452 delete talloc; 438 free (row_buf);
453 delete ralloc; 439 free (swap_buf);
454 440 free (drawn_buf);
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); 441 free (tabs);
466 442
467 /* NULL these so if anything tries to use them, we'll know about it */ 443 row_buf = 0; // signal that we freed all the arrays
468 screen.text = drawn_text = swap.text = NULL; 444 }
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} 445}
475 446
476/* ------------------------------------------------------------------------- */ 447/* ------------------------------------------------------------------------- */
477/* 448/*
478 * Hard reset 449 * Hard reset
479 */ 450 */
480/* EXTPROTO */
481void 451void
482rxvt_scr_poweron(pR) 452rxvt_term::scr_poweron ()
483{ 453{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 454 scr_release ();
487 R->prev_nrow = R->prev_ncol = 0; 455 prev_nrow = prev_ncol = 0;
488 R->scr_reset (); 456 scr_reset ();
489 457
490 rxvt_scr_clear (aR); 458 scr_clear (true);
491 rxvt_scr_refresh (aR_ SLOW_REFRESH); 459 scr_refresh ();
492#ifdef RXVT_GRAPHICS
493 rxvt_Gr_reset (aR);
494#endif
495} 460}
496 461
497/* ------------------------------------------------------------------------- * 462/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 463 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 464 * ------------------------------------------------------------------------- */
500/* 465/*
501 * Save and Restore cursor 466 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 467 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 468 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 469 */
505/* EXTPROTO */
506void 470void
507rxvt_scr_cursor(pR_ int mode) 471rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 472{
509 screen_t *s; 473 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 474
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 475#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 476 if (current_screen == SECONDARY)
515 s = &(R->swap); 477 s = &swap;
516 else 478 else
517#endif 479#endif
518 s = &(R->screen); 480 s = &screen;
481
519 switch (mode) { 482 switch (mode)
483 {
520 case SAVE: 484 case SAVE:
521 s->s_cur.row = s->cur.row; 485 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 486 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 487 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 488 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 489 s->s_charset_char = charsets[screen.charset];
526 break; 490 break;
491
527 case RESTORE: 492 case RESTORE:
528 R->want_refresh = 1; 493 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 494 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 495 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 496 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 497 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 498 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 499 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 500 set_font_style ();
536 break; 501 break;
537 } 502 }
503
538/* boundary check in case screen size changed between SAVE and RESTORE */ 504 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 505 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 506 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT 507#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 508 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 509 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */
545 MAX_IT(s->cur.row, 0);
546 MAX_IT(s->cur.col, 0);
547#endif 510#endif
511}
512
513void
514rxvt_term::scr_swap_screen ()
515{
516 if (!option (Opt_secondaryScreen))
517 return;
518
519 for (int i = prev_nrow; i--; )
520 ::swap (ROW(i), swap_buf [i]);
521
522 ::swap (screen.cur, swap.cur);
523
524 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
525 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 526}
549 527
550/* ------------------------------------------------------------------------- */ 528/* ------------------------------------------------------------------------- */
551/* 529/*
552 * Swap between primary and secondary screens 530 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 531 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 532 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 533 */
556/* EXTPROTO */ 534void
557int
558rxvt_scr_change_screen(pR_ int scrn) 535rxvt_term::scr_change_screen (int scrn)
559{ 536{
560 int i; 537 if (scrn == current_screen)
538 return;
539
540 want_refresh = 1;
541 view_start = 0;
542
543 selection_check (2); /* check for boundary cross */
544
545 int i = current_screen; current_screen = scrn; scrn = i;
546
561#if NSCREENS 547#if NSCREENS
562 int offset; 548 if (option (Opt_secondaryScreen))
563#endif 549 {
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; 550 num_scr = 0;
579 offset = R->TermWin.saveLines; 551
580 for (i = R->prev_nrow; i--;) { 552 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 553
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 554 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 555 ::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; 556 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 557 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 } 558 }
559 else
607# endif 560#endif
608#else 561 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); 562 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 563}
621#endif 564
565// clear WrapNext indicator, solidifying position on next line
566void
567rxvt_term::scr_do_wrap () NOTHROW
568{
569 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 570 return;
571
572 screen.flags &= ~Screen_WrapNext;
573
574 screen.cur.col = 0;
575
576 if (screen.cur.row == screen.bscroll)
577 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
578 else if (screen.cur.row < nrow - 1)
579 screen.cur.row++;
623} 580}
624 581
625/* ------------------------------------------------------------------------- */ 582/* ------------------------------------------------------------------------- */
626/* 583/*
627 * Change the colour for following text 584 * Change the colour for following text
628 */ 585 */
629/* EXTPROTO */
630void 586void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 587rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 588{
589 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 590 color = fgbg;
591
634 if (fgbg == Color_fg) 592 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 593 rstyle = SET_FGCOLOR (rstyle, color);
636 else 594 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 595 rstyle = SET_BGCOLOR (rstyle, color);
638} 596}
639 597
640/* ------------------------------------------------------------------------- */ 598/* ------------------------------------------------------------------------- */
641/* 599/*
642 * Change the rendition style for following text 600 * Change the rendition style for following text
643 */ 601 */
644/* EXTPROTO */
645void 602void
646rxvt_scr_rendition(pR_ int set, int style) 603rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 604{
648 if (set) 605 if (set)
649 R->rstyle |= style; 606 rstyle |= style;
650 else if (style == ~RS_None) 607 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 608 rstyle = DEFAULT_RSTYLE;
652 else 609 else
653 R->rstyle &= ~style; 610 rstyle &= ~style;
654} 611}
655 612
656/* ------------------------------------------------------------------------- */ 613/* ------------------------------------------------------------------------- */
657/* 614/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 615 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 616 * count positive ==> scroll up
660 * count negative ==> scroll down 617 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 618 */
663int 619int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 620rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 621{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 622 if (count == 0 || (row1 > row2))
670 return 0; 623 return 0;
671 624
672 want_refresh = 1; 625 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 626 num_scr += count;
674 627
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 628 if (count > 0
629 && row1 == 0
630 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
631 {
632 top_row = max (top_row - count, -saveLines);
633
634 // scroll everything up 'count' lines
635 term_start = (term_start + count) % total_rows;
636
637 // sever bottommost line
676 { 638 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 639 line_t &l = ROW(row2 - count);
678 640 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 641 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 } 642 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 643
692 row2 += TermWin.saveLines; 644 // erase newly scrolled-in lines
645 for (int i = count; i--; )
646 {
647 line_t &l = ROW(nrow - 1 - i);
693 648
649 // optimize if already cleared, can be significant on slow machines
650 // could be rolled into scr_blank_screen_mem
651 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
652 {
653 scr_blank_line (l, 0, l.l, rstyle);
654 l.l = 0;
655 l.f = 0;
656 }
657 else
658 scr_blank_screen_mem (l, rstyle);
659 }
660
661 // now copy lines below the scroll region bottom to the
662 // bottom of the screen again, so they look as if they
663 // hadn't moved.
664 for (int i = nrow; --i > row2; )
665 {
666 line_t &l1 = ROW(i - count);
667 line_t &l2 = ROW(i);
668
669 ::swap (l1, l2);
670 l2.touch ();
671 }
672
673 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 674 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 } 675 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 676 selection.beg.row -= count;
712 selection.end.row -= count; 677 selection.end.row -= count;
713 selection.mark.row -= count; 678 selection.mark.row -= count;
679
680 if (selection.beg.row < top_row
681 || selection.end.row < top_row
682 || selection.mark.row < top_row)
683 {
684 CLEAR_ALL_SELECTION ();
685 selection.op = SELECTION_CLEAR;
714 } 686 }
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 { 687 }
735 buf_text[i] = screen.text[j]; 688
736 buf_rend[i] = screen.rend[j]; 689 // finally move the view window, if desired
690 if (option (Opt_scrollWithBuffer)
691 && view_start != 0
692 && view_start != -saveLines)
693 scr_page (UP, count);
694
695 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
696 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
697 }
698 else
699 {
700 if (selection.op && current_screen == selection.screen)
737 } 701 {
738 /* A2: Rotate lines */ 702 if ((selection.beg.row < row1 && selection.end.row > row1)
739 for (j = row1, i = j + count; i <= row2; i++, j++) 703 || (selection.beg.row < row2 && selection.end.row > row2)
704 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
705 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
706 || (selection.end.row - count < row1 && selection.end.row >= row1)
707 || (selection.end.row - count > row2 && selection.end.row <= row2))
708 {
709 CLEAR_ALL_SELECTION ();
710 selection.op = SELECTION_CLEAR;
711 }
712 else if (selection.end.row >= row1 && selection.end.row <= row2)
713 {
714 /* move selected region too */
715 selection.beg.row -= count;
716 selection.end.row -= count;
717 selection.mark.row -= count;
718
719 selection_check (0);
720 }
740 { 721 }
741 screen.tlen[j] = screen.tlen[i]; 722
742 screen.text[j] = screen.text[i]; 723 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 724 // part of scr_scroll_text is not time-critical.
725
726 int rows = row2 - row1 + 1;
727
728 min_it (count, rows);
729
730 line_t *temp_buf = row_buf + total_rows;
731
732 for (int row = 0; row < rows; row++)
744 } 733 {
745 j = row2 - count + 1, i = count; 734 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750 735
751 /* B1: Copy lines that will get clobbered by the rotation */ 736 if (!IN_RANGE_EXC (row + count, 0, rows))
752 for (i = 0, j = row2; i < count; i++, j--) 737 scr_blank_screen_mem (temp_buf [row], rstyle);
753 { 738 }
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 }
767 739
768 /* C: Resurrect lines */ 740 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 741 ROW(row1 + row) = temp_buf [row];
770 { 742 }
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
784 743
785 return count; 744 return count;
786} 745}
787 746
788/* ------------------------------------------------------------------------- */ 747/* ------------------------------------------------------------------------- */
789/* 748/*
790 * Add text given in <str> of length <len> to screen struct 749 * Add text given in <str> of length <len> to screen struct
791 */ 750 */
792/* EXTPROTO */
793void 751void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 752rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
795{ 753{
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 */ 754 if (len <= 0) /* sanity */
803 return; 755 return;
804 756
757 unsigned char checksel;
758 unicode_t c;
759 int ncol = this->ncol;
760 const wchar_t *strend = str + len;
761
805 R->want_refresh = 1; 762 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); 763 ZERO_SCROLLBACK ();
764
810 if (nlines > 0) { 765 if (minlines > 0)
766 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 767 minlines += screen.cur.row - screen.bscroll;
768 min_it (minlines, screen.cur.row - top_row);
769
812 if ((nlines > 0) 770 if (minlines > 0
813 && (R->screen.tscroll == 0) 771 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 772 && screen.bscroll == nrow - 1)
773 {
815 /* _at least_ this many lines need to be scrolled */ 774 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 775 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 776 screen.cur.row -= minlines;
818 } 777 }
819 } 778 }
779
820#ifdef DEBUG_STRICT 780#ifdef DEBUG_STRICT
821 assert(R->screen.cur.col < last_col); 781 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 782 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 783 && screen.cur.row >= top_row);
824#else /* drive with your eyes closed */
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 784#endif
829 row = R->screen.cur.row + R->TermWin.saveLines; 785 int row = screen.cur.row;
830 786
831 checksel = (R->selection.op 787 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 788
835 stp = R->screen.text[row]; 789 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 790
838 for (i = 0; i < len;) { 791 while (str < strend)
839 c = str[i++]; 792 {
840 switch (c) { 793 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 794
842 rxvt_scr_tab (aR_ 1); 795 if (expect_false (c < 0x20))
796 if (c == C0_LF)
797 {
798 max_it (line->l, screen.cur.col);
799
800 screen.flags &= ~Screen_WrapNext;
801
802 if (screen.cur.row == screen.bscroll)
803 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
804 else if (screen.cur.row < (nrow - 1))
805 row = ++screen.cur.row;
806
807 line = &ROW(row); /* _must_ refresh */
843 continue; 808 continue;
844 case '\n': 809 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 810 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 811 {
812 max_it (line->l, screen.cur.col);
813
847 R->screen.flags &= ~Screen_WrapNext; 814 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 815 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; 816 continue;
855 case '\r': 817 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 818 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 819 {
858 R->screen.flags &= ~Screen_WrapNext; 820 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 821 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 822 }
866 823
824 if (expect_false (
867 if (checksel /* see if we're writing within selection */ 825 checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 826 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 827 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
828 ))
829 {
870 checksel = 0; 830 checksel = 0;
871 clearsel = 1; 831 /*
832 * If we wrote anywhere in the selected area, kill the selection
833 * XXX: should we kill the mark too? Possibly, but maybe that
834 * should be a similar check.
835 */
836 CLEAR_SELECTION ();
837 }
838
839 if (expect_false (screen.flags & Screen_WrapNext))
872 } 840 {
873 if (R->screen.flags & Screen_WrapNext) { 841 scr_do_wrap ();
874 R->screen.tlen[row] = -1; 842
875 if (R->screen.cur.row == R->screen.bscroll) 843 line->l = ncol;
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 844 line->is_longer (1);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 845
878 row = (++R->screen.cur.row) + R->TermWin.saveLines; 846 row = screen.cur.row;
879 stp = R->screen.text[row]; /* _must_ refresh */ 847 line = &ROW(row); /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */ 848 }
881 R->screen.cur.col = 0; 849
882 R->screen.flags &= ~Screen_WrapNext; 850 // some utf-8 decoders "decode" surrogate characters: let's fix this.
851 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
852 c = 0xfffd;
853
854 // rely on wcwidth to tell us the character width, do wcwidth before
855 // further replacements, as wcwidth might return -1 for the line
856 // drawing characters below as they might be invalid in the current
857 // locale.
858 int width = WCWIDTH (c);
859
860 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
883 } 861 {
884 if (R->screen.flags & Screen_Insert) 862 // vt100 special graphics and line drawing
885 rxvt_scr_insdel_chars(aR_ 1, INSERT); 863 // 5f-7e standard vt100
864 // 40-5e rxvt extension for extra curses acs chars
865 static uint16_t vt100_0[62] = { // 41 .. 7e
866 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
867 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
868 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
869 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
870 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
871 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
872 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
873 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
874 };
886 875
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 876 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
888 switch (c)
889 { 877 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 878 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 879 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 } 880 }
881 }
902 882
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 883 if (expect_false (screen.flags & Screen_Insert))
884 scr_insdel_chars (width, INSERT);
904 885
905 stp[R->screen.cur.col] = c; 886 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 887 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 888#if !UNICODE_3
911 int width = wcwidth (c); 889 // trim characters we can't store directly :(
890 if (c >= 0x10000)
891# if ENABLE_COMBINING
892 c = rxvt_composite.compose (c); // map to lower 16 bits
893# else
894 c = 0xfffd;
895# endif
896#endif
897
898 // nuke the character at this position, if required
899 if (expect_false (
900 line->t[screen.cur.col] == NOCHAR
901 || (screen.cur.col < ncol - 1
902 && line->t[screen.cur.col + 1] == NOCHAR)
903 ))
904 scr_kill_char (*line, screen.cur.col);
905
906 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
907
908 // if the character doesn't fit into the remaining columns...
909 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
912 910 {
913 if (width > 1) 911 // ...output spaces
912 c = ' ';
913 // and try the same character next loop iteration
914 --str;
915 }
916
917 line->touch ();
918
919 do
914 { 920 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1) 921 line->t[screen.cur.col] = c;
922 line->r[screen.cur.col] = rend;
923
924 if (expect_true (screen.cur.col < ncol - 1))
925 screen.cur.col++;
926 else
916 { 927 {
917 928 line->l = ncol;
918 srp[R->screen.cur.col] |= RS_wide; 929 if (screen.flags & Screen_Autowrap)
919 930 screen.flags |= Screen_WrapNext;
920 R->screen.cur.col++; 931 break;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 } 932 }
933
934 c = NOCHAR;
935 }
936 while (expect_false (--width > 0));
937
938 // pad with spaces when overwriting wide character with smaller one
939 if (expect_false (!width))
940 {
941 line->touch ();
942
943 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
944 {
945 line->t[c] = ' ';
946 line->r[c] = rend;
924 } 947 }
925 } 948 }
926 949 }
927 if (R->screen.cur.col < last_col - 1) 950#if ENABLE_COMBINING
928 R->screen.cur.col++; 951 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 } 952 {
934 } 953 if (c != 0xfeff) // ignore BOM
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 954 {
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 955 // handle combining characters
956 // we just tag the accent on the previous on-screen character.
957 // this is arguably not correct, but also arguably not wrong.
958 // we don't handle double-width characters nicely yet.
959 line_t *linep;
960 text_t *tp;
961 rend_t *rp;
937 962
938/* 963 if (screen.cur.col > 0)
939 * If we wrote anywhere in the selected area, kill the selection 964 {
940 * XXX: should we kill the mark too? Possibly, but maybe that 965 linep = line;
941 * should be a similar check. 966 tp = line->t + screen.cur.col - 1;
942 */ 967 rp = line->r + screen.cur.col - 1;
943 if (clearsel) 968 }
944 CLEAR_SELECTION(R); 969 else if (screen.cur.row > 0
970 && ROW(screen.cur.row - 1).is_longer ())
971 {
972 linep = &ROW(screen.cur.row - 1);
973 tp = line->t + ncol - 1;
974 rp = line->r + ncol - 1;
975 }
976 else
977 continue;
978
979 linep->touch ();
980
981 while (*tp == NOCHAR && tp > linep->t)
982 tp--, rp--;
983
984 // first try to find a precomposed character
985 unicode_t n = rxvt_compose (*tp, c);
986 if (n == NOCHAR)
987 n = rxvt_composite.compose (*tp, c);
988
989 *tp = n;
990 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
991 }
992 }
993#endif
994 }
995
996 max_it (line->l, screen.cur.col);
945 997
946#ifdef DEBUG_STRICT 998#ifdef DEBUG_STRICT
947 assert(R->screen.cur.row >= 0); 999 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0);
950#endif 1000#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 */
1216/* EXTPROTO */
1217void 1293void
1218rxvt_scr_erase_screen(pR_ int mode) 1294rxvt_term::scr_erase_screen (int mode) NOTHROW
1219{ 1295{
1220 int num; 1296 int num;
1221 int32_t row, row_offset; 1297 int32_t row;
1222 rend_t ren; 1298 rend_t ren;
1223 XGCValues gcvalue; 1299 XGCValues gcvalue;
1224 1300
1225 R->want_refresh = 1; 1301 want_refresh = 1;
1226 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1227 ZERO_SCROLLBACK(R); 1302 ZERO_SCROLLBACK ();
1228 row_offset = (int32_t)R->TermWin.saveLines;
1229 1303
1230 switch (mode) { 1304 switch (mode)
1305 {
1231 case 0: /* erase to end of screen */ 1306 case 0: /* erase to end of screen */
1232 rxvt_selection_check(aR_ 1); 1307 selection_check (1);
1233 rxvt_scr_erase_line(aR_ 0); 1308 scr_erase_line (0);
1234 row = R->screen.cur.row + 1; /* possible OOB */ 1309 row = screen.cur.row + 1; /* possible OOB */
1235 num = R->TermWin.nrow - row; 1310 num = nrow - row;
1236 break; 1311 break;
1237 case 1: /* erase to beginning of screen */ 1312 case 1: /* erase to beginning of screen */
1238 rxvt_selection_check(aR_ 3); 1313 selection_check (3);
1239 rxvt_scr_erase_line(aR_ 1); 1314 scr_erase_line (1);
1240 row = 0; 1315 row = 0;
1241 num = R->screen.cur.row; 1316 num = screen.cur.row;
1242 break; 1317 break;
1243 case 2: /* erase whole screen */ 1318 case 2: /* erase whole screen */
1244 rxvt_selection_check(aR_ 3); 1319 selection_check (3);
1245#ifdef RXVT_GRAPHICS
1246 rxvt_Gr_ClearScreen(aR);
1247#endif
1248 row = 0; 1320 row = 0;
1249 num = R->TermWin.nrow; 1321 num = nrow;
1250 break; 1322 break;
1251 default: 1323 default:
1252 return; 1324 return;
1253 } 1325 }
1254 R->refresh_type |= REFRESH_BOUNDS; 1326
1255 if (R->selection.op && R->current_screen == R->selection.screen 1327 if (selection.op && current_screen == selection.screen
1256 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1328 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1257 || (R->selection.end.row >= row 1329 || (selection.end.row >= row
1258 && R->selection.end.row <= row + num))) 1330 && selection.end.row <= row + num)))
1259 CLEAR_SELECTION(R); 1331 CLEAR_SELECTION ();
1332
1260 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1333 if (row >= nrow) /* Out Of Bounds */
1261 return; 1334 return;
1262 MIN_IT(num, (R->TermWin.nrow - row)); 1335
1336 min_it (num, nrow - row);
1337
1338 /*TODO: the xlceararea/xfillrectangle below don't take scroll offste into account, ask mikachu for details */
1263 if (R->rstyle & (RS_RVid | RS_Uline)) 1339 if (rstyle & (RS_RVid | RS_Uline))
1264 ren = (rend_t) ~RS_None; 1340 ren = (rend_t) ~RS_None;
1265 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1341 else if (GET_BASEBG (rstyle) == Color_bg)
1342 {
1266 ren = DEFAULT_RSTYLE; 1343 ren = DEFAULT_RSTYLE;
1267 CLEAR_ROWS(row, num); 1344
1268 } else { 1345 if (mapped)
1346 XClearArea (dpy, vt, 0,
1347 Row2Pixel (row), (unsigned int)width,
1348 (unsigned int)Height2Pixel (num), False);
1349 }
1350 else
1351 {
1269 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1352 ren = rstyle & (RS_fgMask | RS_bgMask);
1270 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1353
1354 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1271 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1355 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1272 ERASE_ROWS(row, num); 1356 XFillRectangle (dpy, vt, gc,
1357 0, Row2Pixel (row),
1358 (unsigned int)width,
1359 (unsigned int)Height2Pixel (num));
1273 gcvalue.foreground = R->PixColors[Color_fg]; 1360 gcvalue.foreground = pix_colors[Color_fg];
1274 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1361 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1275 } 1362 }
1363
1276 for (; num--; row++) { 1364 for (; num--; row++)
1277 R->scr_blank_screen_mem (R->screen.text, R->screen.rend,
1278 (unsigned int)(row + row_offset), R->rstyle);
1279 R->screen.tlen[row + row_offset] = 0;
1280 R->scr_blank_line (R->drawn_text[row], R->drawn_rend[row],
1281 (unsigned int)R->TermWin.ncol, ren);
1282 } 1365 {
1366 scr_blank_screen_mem (ROW(row), rstyle);
1367 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1368 }
1283} 1369}
1370
1371#if !ENABLE_MINIMAL
1372void
1373rxvt_term::scr_erase_savelines () NOTHROW
1374{
1375 want_refresh = 1;
1376 ZERO_SCROLLBACK ();
1377
1378 top_row = 0;
1379}
1380#endif
1284 1381
1285/* ------------------------------------------------------------------------- */ 1382/* ------------------------------------------------------------------------- */
1286/* 1383/*
1287 * Fill the screen with `E's 1384 * Fill the screen with `E's
1288 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1385 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1289 */ 1386 */
1290/* EXTPROTO */
1291void 1387void
1292rxvt_scr_E(pR) 1388rxvt_term::scr_E () NOTHROW
1293{ 1389{
1294 int i, j, k; 1390 rend_t fs;
1295 rend_t *r1, fs;
1296 1391
1297 R->want_refresh = 1; 1392 want_refresh = 1;
1298 R->num_scr_allow = 0;
1299 ZERO_SCROLLBACK(R); 1393 ZERO_SCROLLBACK ();
1394
1395 num_scr_allow = 0;
1300 rxvt_selection_check(aR_ 3); 1396 selection_check (3);
1301 1397
1302 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1398 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1303 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1399 for (int row = nrow; row--; )
1304 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1400 {
1305 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1401 line_t &line = ROW(row);
1306 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1402
1403 fill_text (line.t, 'E', ncol);
1404 rend_t *r1 = line.r;
1405
1406 for (int j = ncol; j--; )
1307 *r1++ = fs; 1407 *r1++ = fs;
1408
1409 line.is_longer (0);
1410 line.touch (ncol);
1308 } 1411 }
1309} 1412}
1310 1413
1311/* ------------------------------------------------------------------------- */ 1414/* ------------------------------------------------------------------------- */
1312/* 1415/*
1313 * Insert/Delete <count> lines 1416 * Insert/Delete <count> lines
1314 */ 1417 */
1315/* EXTPROTO */
1316void 1418void
1317rxvt_scr_insdel_lines(pR_ int count, int insdel) 1419rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1318{ 1420{
1319 int end; 1421 int end;
1320 1422
1321 ZERO_SCROLLBACK(R); 1423 ZERO_SCROLLBACK ();
1322 1424
1323#ifdef RXVT_GRAPHICS
1324 if (rxvt_Gr_Displayed(aR))
1325 rxvt_Gr_scroll(aR_ 0);
1326#endif
1327
1328 rxvt_selection_check(aR_ 1); 1425 selection_check (1);
1329 1426
1330 if (R->screen.cur.row > R->screen.bscroll) 1427 if (screen.cur.row > screen.bscroll)
1428 return;
1429
1430 end = screen.bscroll - screen.cur.row + 1;
1431 if (count > end)
1432 {
1433 if (insdel == DELETE)
1331 return; 1434 return;
1332
1333 end = R->screen.bscroll - R->screen.cur.row + 1;
1334 if (count > end) {
1335 if (insdel == DELETE)
1336 return;
1337 else if (insdel == INSERT) 1435 else if (insdel == INSERT)
1338 count = end; 1436 count = end;
1339 } 1437 }
1340 R->screen.flags &= ~Screen_WrapNext;
1341 1438
1439 scr_do_wrap ();
1440
1342 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1441 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1343} 1442}
1344 1443
1345/* ------------------------------------------------------------------------- */ 1444/* ------------------------------------------------------------------------- */
1346/* 1445/*
1347 * Insert/Delete <count> characters from the current position 1446 * Insert/Delete <count> characters from the current position
1348 */ 1447 */
1349/* EXTPROTO */
1350void 1448void
1351rxvt_scr_insdel_chars(pR_ int count, int insdel) 1449rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1352{ 1450{
1353 int col, row;
1354 rend_t tr;
1355 text_t *stp;
1356 rend_t *srp;
1357 int16_t *slp;
1358
1359 R->want_refresh = 1; 1451 want_refresh = 1;
1360 ZERO_SCROLLBACK(R); 1452 ZERO_SCROLLBACK ();
1361 1453
1362#ifdef RXVT_GRAPHICS
1363 if (rxvt_Gr_Displayed(aR))
1364 rxvt_Gr_scroll(aR_ 0);
1365#endif
1366
1367 if (count <= 0) 1454 if (count <= 0)
1368 return; 1455 return;
1369 1456
1457 scr_do_wrap ();
1458
1370 rxvt_selection_check(aR_ 1); 1459 selection_check (1);
1371 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1460 min_it (count, ncol - screen.cur.col);
1372 1461
1373 row = R->screen.cur.row + R->TermWin.saveLines; 1462 int row = screen.cur.row;
1374 R->screen.flags &= ~Screen_WrapNext;
1375 1463
1376 stp = R->screen.text[row]; 1464 line_t *line = &ROW(row);
1377 srp = R->screen.rend[row]; 1465
1378 slp = &(R->screen.tlen[row]); 1466 line->touch ();
1467 line->is_longer (0);
1468
1469 // nuke wide char at beginning
1470 if (line->t[screen.cur.col] == NOCHAR)
1471 scr_kill_char (*line, screen.cur.col);
1472
1379 switch (insdel) { 1473 switch (insdel)
1474 {
1380 case INSERT: 1475 case INSERT:
1381 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1476 line->l = min (line->l + count, ncol);
1382 col--) { 1477
1478 if (line->t[screen.cur.col] == NOCHAR)
1479 scr_kill_char (*line, screen.cur.col);
1480
1481 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1482 {
1383 stp[col] = stp[col - count]; 1483 line->t[col] = line->t[col - count];
1384 srp[col] = srp[col - count]; 1484 line->r[col] = line->r[col - count];
1385 } 1485 }
1386 if (*slp != -1) { 1486
1387 *slp += count;
1388 MIN_IT(*slp, R->TermWin.ncol);
1389 }
1390 if (R->selection.op && R->current_screen == R->selection.screen 1487 if (selection.op && current_screen == selection.screen
1391 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1488 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1489 {
1392 if (R->selection.end.row != R->screen.cur.row 1490 if (selection.end.row != screen.cur.row
1393 || (R->selection.end.col + count >= R->TermWin.ncol)) 1491 || (selection.end.col + count >= ncol))
1394 CLEAR_SELECTION(R); 1492 CLEAR_SELECTION ();
1493 else
1494 {
1395 else { /* shift selection */ 1495 /* shift selection */
1396 R->selection.beg.col += count; 1496 selection.beg.col += count;
1397 R->selection.mark.col += count; /* XXX: yes? */ 1497 selection.mark.col += count; /* XXX: yes? */
1398 R->selection.end.col += count; 1498 selection.end.col += count;
1499 }
1500 }
1501
1502 scr_blank_line (*line, screen.cur.col, count, rstyle);
1503 break;
1504
1505 case ERASE:
1506 screen.cur.col += count; /* don't worry if > ncol */
1507 selection_check (1);
1508 screen.cur.col -= count;
1509
1510 // nuke wide char after the end
1511 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1512 scr_kill_char (*line, screen.cur.col + count);
1513
1514 scr_blank_line (*line, screen.cur.col, count, rstyle);
1515 break;
1516
1517 case DELETE:
1518 {
1519 line->l = max (line->l - count, 0);
1520
1521 rend_t tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1522
1523 for (int col = screen.cur.col; (col + count) < ncol; col++)
1524 {
1525 line->t[col] = line->t[col + count];
1526 line->r[col] = line->r[col + count];
1399 } 1527 }
1400 } 1528
1401 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1529 // nuke wide char at the end
1402 (unsigned int)count, R->rstyle); 1530 if (line->t[screen.cur.col] == NOCHAR)
1403 break; 1531 scr_kill_char (*line, screen.cur.col);
1404 case ERASE: 1532
1405 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1533 scr_blank_line (*line, ncol - count, count, tr);
1406 rxvt_selection_check(aR_ 1); 1534
1407 R->screen.cur.col -= count;
1408 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]),
1409 (unsigned int)count, R->rstyle);
1410 break;
1411 case DELETE:
1412 tr = srp[R->TermWin.ncol - 1]
1413 & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1414 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) {
1415 stp[col] = stp[col + count];
1416 srp[col] = srp[col + count];
1417 }
1418 R->scr_blank_line (&(stp[R->TermWin.ncol - count]),
1419 &(srp[R->TermWin.ncol - count]),
1420 (unsigned int)count, tr);
1421 if (*slp == -1) /* break line continuation */
1422 *slp = R->TermWin.ncol;
1423 *slp -= count;
1424 MAX_IT(*slp, 0);
1425 if (R->selection.op && R->current_screen == R->selection.screen 1535 if (selection.op && current_screen == selection.screen
1426 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1536 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1537 {
1427 if (R->selection.end.row != R->screen.cur.row 1538 if (selection.end.row != screen.cur.row
1428 || (R->screen.cur.col >= R->selection.beg.col - count) 1539 || (screen.cur.col >= selection.beg.col - count)
1429 || R->selection.end.col >= R->TermWin.ncol) 1540 || selection.end.col >= ncol)
1430 CLEAR_SELECTION(R); 1541 CLEAR_SELECTION ();
1431 else { 1542 else
1543 {
1432 /* shift selection */ 1544 /* shift selection */
1433 R->selection.beg.col -= count; 1545 selection.beg.col -= count;
1434 R->selection.mark.col -= count; /* XXX: yes? */ 1546 selection.mark.col -= count; /* XXX: yes? */
1435 R->selection.end.col -= count; 1547 selection.end.col -= count;
1548 }
1436 } 1549 }
1437 } 1550 }
1551
1438 break; 1552 break;
1439 } 1553 }
1440} 1554}
1441 1555
1442/* ------------------------------------------------------------------------- */ 1556/* ------------------------------------------------------------------------- */
1443/* 1557/*
1444 * Set the scrolling region 1558 * Set the scrolling region
1445 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1559 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1446 */ 1560 */
1447/* EXTPROTO */
1448void 1561void
1449rxvt_scr_scroll_region(pR_ int top, int bot) 1562rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1450{ 1563{
1451 MAX_IT(top, 0); 1564 max_it (top, 0);
1452 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1565 min_it (bot, nrow - 1);
1566
1453 if (top > bot) 1567 if (top > bot)
1454 return; 1568 return;
1569
1455 R->screen.tscroll = top; 1570 screen.tscroll = top;
1456 R->screen.bscroll = bot; 1571 screen.bscroll = bot;
1457 rxvt_scr_gotorc(aR_ 0, 0, 0); 1572 scr_gotorc (0, 0, 0);
1458} 1573}
1459 1574
1460/* ------------------------------------------------------------------------- */ 1575/* ------------------------------------------------------------------------- */
1461/* 1576/*
1462 * Make the cursor visible/invisible 1577 * Make the cursor visible/invisible
1463 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1578 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1464 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1579 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1465 */ 1580 */
1466/* EXTPROTO */
1467void 1581void
1468rxvt_scr_cursor_visible(pR_ int mode) 1582rxvt_term::scr_cursor_visible (int mode) NOTHROW
1469{ 1583{
1470 R->want_refresh = 1; 1584 want_refresh = 1;
1585
1471 if (mode) 1586 if (mode)
1472 R->screen.flags |= Screen_VisibleCursor; 1587 screen.flags |= Screen_VisibleCursor;
1473 else 1588 else
1474 R->screen.flags &= ~Screen_VisibleCursor; 1589 screen.flags &= ~Screen_VisibleCursor;
1475} 1590}
1476 1591
1477/* ------------------------------------------------------------------------- */ 1592/* ------------------------------------------------------------------------- */
1478/* 1593/*
1479 * Set/unset automatic wrapping 1594 * Set/unset automatic wrapping
1480 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1595 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1481 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1596 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1482 */ 1597 */
1483/* EXTPROTO */
1484void 1598void
1485rxvt_scr_autowrap(pR_ int mode) 1599rxvt_term::scr_autowrap (int mode) NOTHROW
1486{ 1600{
1487 if (mode) 1601 if (mode)
1488 R->screen.flags |= Screen_Autowrap; 1602 screen.flags |= Screen_Autowrap;
1489 else 1603 else
1490 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1604 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1491} 1605}
1492 1606
1493/* ------------------------------------------------------------------------- */ 1607/* ------------------------------------------------------------------------- */
1494/* 1608/*
1495 * Set/unset margin origin mode 1609 * Set/unset margin origin mode
… …
1498 * Relative mode: line numbers are relative to top margin of scrolling region 1612 * Relative mode: line numbers are relative to top margin of scrolling region
1499 * and the cursor cannot be moved outside. 1613 * and the cursor cannot be moved outside.
1500 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1614 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1501 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1615 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1502 */ 1616 */
1503/* EXTPROTO */
1504void 1617void
1505rxvt_scr_relative_origin(pR_ int mode) 1618rxvt_term::scr_relative_origin (int mode) NOTHROW
1506{ 1619{
1507 if (mode) 1620 if (mode)
1508 R->screen.flags |= Screen_Relative; 1621 screen.flags |= Screen_Relative;
1509 else 1622 else
1510 R->screen.flags &= ~Screen_Relative; 1623 screen.flags &= ~Screen_Relative;
1624
1511 rxvt_scr_gotorc(aR_ 0, 0, 0); 1625 scr_gotorc (0, 0, 0);
1512} 1626}
1513 1627
1514/* ------------------------------------------------------------------------- */ 1628/* ------------------------------------------------------------------------- */
1515/* 1629/*
1516 * Set insert/replace mode 1630 * Set insert/replace mode
1517 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1631 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1518 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1632 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1519 */ 1633 */
1520/* EXTPROTO */
1521void 1634void
1522rxvt_scr_insert_mode(pR_ int mode) 1635rxvt_term::scr_insert_mode (int mode) NOTHROW
1523{ 1636{
1524 if (mode) 1637 if (mode)
1525 R->screen.flags |= Screen_Insert; 1638 screen.flags |= Screen_Insert;
1526 else 1639 else
1527 R->screen.flags &= ~Screen_Insert; 1640 screen.flags &= ~Screen_Insert;
1528} 1641}
1529 1642
1530/* ------------------------------------------------------------------------- */ 1643/* ------------------------------------------------------------------------- */
1531/* 1644/*
1532 * Set/Unset tabs 1645 * Set/Unset tabs
1533 * XTERM_SEQ: Set tab at current column : ESC H 1646 * XTERM_SEQ: Set tab at current column : ESC H
1534 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1647 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1535 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1648 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1536 */ 1649 */
1537/* EXTPROTO */
1538void 1650void
1539rxvt_scr_set_tab(pR_ int mode) 1651rxvt_term::scr_set_tab (int mode) NOTHROW
1540{ 1652{
1541 if (mode < 0) 1653 if (mode < 0)
1542 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1654 memset (tabs, 0, ncol);
1543 else if (R->screen.cur.col < R->TermWin.ncol) 1655 else if (screen.cur.col < ncol)
1544 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1656 tabs [screen.cur.col] = !!mode;
1545} 1657}
1546 1658
1547/* ------------------------------------------------------------------------- */ 1659/* ------------------------------------------------------------------------- */
1548/* 1660/*
1549 * Set reverse/normal video 1661 * Set reverse/normal video
1550 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1662 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1551 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1663 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1552 */ 1664 */
1553/* EXTPROTO */
1554void 1665void
1555rxvt_scr_rvideo_mode(pR_ int mode) 1666rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1556{ 1667{
1557 XGCValues gcvalue; 1668 rvideo_mode = on;
1558 1669
1559 if (R->rvideo != mode) { 1670#ifndef NO_BELL
1560 R->rvideo = mode; 1671 on ^= rvideo_bell;
1561 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1672#endif
1562#if defined(XPM_BACKGROUND) 1673
1674 if (rvideo_state != on)
1675 {
1676 rvideo_state = on;
1677
1678 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1679#ifdef HAVE_BG_PIXMAP
1563 if (R->bgPixmap.pixmap == None) 1680 if (bgPixmap.pixmap == None)
1564#endif 1681#endif
1565#if defined(TRANSPARENT) 1682 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1566 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1567#endif
1568 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1569 R->PixColors[Color_bg]);
1570 1683
1684 XGCValues gcvalue;
1571 gcvalue.foreground = R->PixColors[Color_fg]; 1685 gcvalue.foreground = pix_colors[Color_fg];
1572 gcvalue.background = R->PixColors[Color_bg]; 1686 gcvalue.background = pix_colors[Color_bg];
1573 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1687 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1574 &gcvalue); 1688
1575 rxvt_scr_clear(aR); 1689 scr_clear ();
1576 rxvt_scr_touch(aR_ True); 1690 scr_touch (true);
1577 } 1691 }
1578} 1692}
1579 1693
1580/* ------------------------------------------------------------------------- */ 1694/* ------------------------------------------------------------------------- */
1581/* 1695/*
1582 * Report current cursor position 1696 * Report current cursor position
1583 * XTERM_SEQ: Report position: ESC [ 6 n 1697 * XTERM_SEQ: Report position: ESC [ 6 n
1584 */ 1698 */
1585/* EXTPROTO */
1586void 1699void
1587rxvt_scr_report_position(pR) 1700rxvt_term::scr_report_position () NOTHROW
1588{ 1701{
1589 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1702 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1590} 1703}
1591 1704
1592/* ------------------------------------------------------------------------- * 1705/* ------------------------------------------------------------------------- *
1593 * FONTS * 1706 * FONTS *
1594 * ------------------------------------------------------------------------- */ 1707 * ------------------------------------------------------------------------- */
1595 1708
1596/* 1709/*
1597 * Set font style 1710 * Set font style
1598 */ 1711 */
1599/* INTPROTO */
1600void 1712void
1601rxvt_set_font_style(pR) 1713rxvt_term::set_font_style () NOTHROW
1602{ 1714{
1715#if 0
1603 switch (R->charsets[R->screen.charset]) { 1716 switch (charsets [screen.charset])
1717 {
1604 case '0': /* DEC Special Character & Line Drawing Set */ 1718 case '0': /* DEC Special Character & Line Drawing Set */
1605 break; 1719 break;
1606 case 'A': /* United Kingdom (UK) */ 1720 case 'A': /* United Kingdom (UK) */
1607 break; 1721 break;
1608 case 'B': /* United States (USASCII) */ 1722 case 'B': /* United States (USASCII) */
1609 break; 1723 break;
1610 case '<': /* Multinational character set */ 1724 case '<': /* Multinational character set */
1611 break; 1725 break;
1612 case '5': /* Finnish character set */ 1726 case '5': /* Finnish character set */
1613 break; 1727 break;
1614 case 'C': /* Finnish character set */ 1728 case 'C': /* Finnish character set */
1615 break; 1729 break;
1616 case 'K': /* German character set */ 1730 case 'K': /* German character set */
1617 break; 1731 break;
1618 } 1732 }
1733#endif
1619} 1734}
1620 1735
1621/* ------------------------------------------------------------------------- */ 1736/* ------------------------------------------------------------------------- */
1622/* 1737/*
1623 * Choose a font 1738 * Choose a font
1624 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1739 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1625 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1740 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1626 * XTERM_SEQ: Invoke G2 character set: ESC N 1741 * XTERM_SEQ: Invoke G2 character set: ESC N
1627 * XTERM_SEQ: Invoke G3 character set: ESC O 1742 * XTERM_SEQ: Invoke G3 character set: ESC O
1628 */ 1743 */
1629/* EXTPROTO */
1630void 1744void
1631rxvt_scr_charset_choose(pR_ int set) 1745rxvt_term::scr_charset_choose (int set) NOTHROW
1632{ 1746{
1633 R->screen.charset = set; 1747 screen.charset = set;
1634 rxvt_set_font_style(aR); 1748 set_font_style ();
1635} 1749}
1636 1750
1637/* ------------------------------------------------------------------------- */ 1751/* ------------------------------------------------------------------------- */
1638/* 1752/*
1639 * Set a font 1753 * Set a font
… …
1641 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1755 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1642 * XTERM_SEQ: Set G2 character set: ESC * <C> 1756 * XTERM_SEQ: Set G2 character set: ESC * <C>
1643 * XTERM_SEQ: Set G3 character set: ESC + <C> 1757 * XTERM_SEQ: Set G3 character set: ESC + <C>
1644 * See set_font_style for possible values for <C> 1758 * See set_font_style for possible values for <C>
1645 */ 1759 */
1646/* EXTPROTO */
1647void 1760void
1648rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1761rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1649{ 1762{
1650 R->charsets[set] = (unsigned char)ch; 1763 charsets[set] = (unsigned char)ch;
1651 rxvt_set_font_style(aR); 1764 set_font_style ();
1652} 1765}
1653 1766
1654
1655/* ------------------------------------------------------------------------- *
1656 * GRAPHICS COLOURS *
1657 * ------------------------------------------------------------------------- */
1658
1659#ifdef RXVT_GRAPHICS
1660/* EXTPROTO */
1661int
1662rxvt_scr_get_fgcolor(pR)
1663{
1664 return GET_FGCOLOR(R->rstyle);
1665}
1666
1667/* ------------------------------------------------------------------------- */
1668/* EXTPROTO */
1669int
1670rxvt_scr_get_bgcolor(pR)
1671{
1672 return GET_BGCOLOR(R->rstyle);
1673}
1674#endif
1675 1767
1676/* ------------------------------------------------------------------------- * 1768/* ------------------------------------------------------------------------- *
1677 * MAJOR SCREEN MANIPULATION * 1769 * MAJOR SCREEN MANIPULATION *
1678 * ------------------------------------------------------------------------- */ 1770 * ------------------------------------------------------------------------- */
1679 1771
1680/* 1772/*
1773 * refresh matching text.
1774 */
1775bool
1776rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1777{
1778 bool found = false;
1779
1780 for (int i = 0; i < nrow; i++)
1781 {
1782 rend_t *drp = drawn_buf[i].r;
1783
1784 for (int col = 0; col < ncol; col++, drp++)
1785 if ((*drp & mask) == value)
1786 {
1787 found = true;
1788 *drp = ~value;
1789 }
1790 }
1791
1792 return found;
1793}
1794
1795/*
1681 * Refresh an area 1796 * Refresh an area
1682 */ 1797 */
1683enum { 1798enum {
1684 PART_BEG = 0, 1799 PART_BEG = 0,
1685 PART_END, 1800 PART_END,
1686 RC_COUNT 1801 RC_COUNT
1687}; 1802};
1688 1803
1689/* EXTPROTO */
1690void 1804void
1691rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1805rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1692{ 1806{
1693 int i; 1807 int i;
1694 row_col_t rc[RC_COUNT]; 1808 row_col_t rc[RC_COUNT];
1695 1809
1696 if (R->drawn_text == NULL) /* sanity check */ 1810 if (!drawn_buf) /* sanity check */
1697 return; 1811 return;
1698 1812
1699#ifdef DEBUG_STRICT 1813#ifndef NO_SLOW_LINK_SUPPORT
1700 x = max(x, (int)R->TermWin.int_bwidth); 1814 if (refresh_type == FAST_REFRESH && !display->is_local)
1701 x = min(x, (int)R->TermWin.width); 1815 {
1702 y = max(y, (int)R->TermWin.int_bwidth); 1816 y = 0;
1703 y = min(y, (int)R->TermWin.height); 1817 eheight = height;
1818 }
1704#endif 1819#endif
1705 1820
1706/* round down */ 1821 /* round down */
1707 rc[PART_BEG].col = Pixel2Col(x); 1822 rc[PART_BEG].col = Pixel2Col (x);
1708 rc[PART_BEG].row = Pixel2Row(y); 1823 rc[PART_BEG].row = Pixel2Row (y);
1709/* round up */ 1824 /* round up */
1710 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1825 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1711 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1826 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1712 1827
1713/* sanity checks */ 1828 /* sanity checks */
1714 for (i = PART_BEG; i < RC_COUNT; i++) { 1829 for (i = PART_BEG; i < RC_COUNT; i++)
1715 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1716 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1717 } 1830 {
1718 1831 min_it (rc[i].col, ncol - 1);
1719 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)); 1832 min_it (rc[i].row, nrow - 1);
1720 1833 }
1834// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1721 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1835 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1722 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1836 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1723 (rc[PART_END].col - rc[PART_BEG].col + 1));
1724 1837
1838 num_scr_allow = 0;
1839
1725 if (refresh) 1840 if (refresh)
1726 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1841 scr_refresh ();
1727} 1842}
1728 1843
1729/* ------------------------------------------------------------------------- */ 1844/* ------------------------------------------------------------------------- */
1730/* 1845/*
1731 * Refresh the entire screen 1846 * Refresh the entire screen
1732 */ 1847 */
1733/* EXTPROTO */
1734void 1848void
1735rxvt_scr_touch(pR_ Bool refresh) 1849rxvt_term::scr_touch (bool refresh) NOTHROW
1736{ 1850{
1737 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1851 scr_expose (0, 0, width, height, refresh);
1738} 1852}
1739 1853
1740/* ------------------------------------------------------------------------- */ 1854/* ------------------------------------------------------------------------- */
1741/* 1855/*
1742 * Move the display so that the line represented by scrollbar value Y is at 1856 * Move the display so that the line represented by scrollbar value Y is at
1743 * the top of the screen 1857 * the top of the screen
1744 */ 1858 */
1745/* EXTPROTO */ 1859void
1746int
1747rxvt_scr_move_to(pR_ int y, int len) 1860rxvt_term::scr_move_to (int y, int len) NOTHROW
1748{ 1861{
1749 long p = 0; 1862 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1750 uint16_t oldviewstart;
1751
1752 oldviewstart = R->TermWin.view_start;
1753 if (y < len) {
1754 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1755 p -= (long)(R->TermWin.nrow - 1);
1756 p = max(p, 0);
1757 }
1758 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1759 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1760
1761 return rxvt_scr_changeview(aR_ oldviewstart);
1762} 1863}
1763 1864
1764/* ------------------------------------------------------------------------- */ 1865/* ------------------------------------------------------------------------- */
1765/* 1866/*
1766 * Page the screen up/down nlines 1867 * Page the screen up/down nlines
1767 * direction should be UP or DN 1868 * direction should be UP or DN
1768 */ 1869 */
1769/* EXTPROTO */ 1870bool
1770int
1771rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1871rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1772{ 1872{
1773 int n; 1873 int new_view_start =
1774 uint16_t oldviewstart; 1874 direction == UP ? view_start - nlines
1875 : view_start + nlines;
1775 1876
1776 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1777#ifdef DEBUG_STRICT
1778 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1779#endif
1780 oldviewstart = R->TermWin.view_start;
1781 if (direction == UP) {
1782 n = R->TermWin.view_start + nlines;
1783 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1784 } else {
1785 n = R->TermWin.view_start - nlines;
1786 R->TermWin.view_start = max(n, 0);
1787 }
1788 return rxvt_scr_changeview(aR_ oldviewstart); 1877 return scr_changeview (new_view_start);
1789} 1878}
1790 1879
1791/* INTPROTO */ 1880bool
1792int 1881rxvt_term::scr_changeview (int new_view_start) NOTHROW
1793rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1794{ 1882{
1795 if (R->TermWin.view_start != oldviewstart) { 1883 clamp_it (new_view_start, top_row, 0);
1884
1885 if (new_view_start == view_start)
1886 return false;
1887
1888 num_scr += new_view_start - view_start;
1889 view_start = new_view_start;
1796 R->want_refresh = 1; 1890 want_refresh = 1;
1797#ifdef RXVT_GRAPHICS
1798 if (rxvt_Gr_Displayed(aR))
1799 rxvt_Gr_scroll(aR_ 0);
1800#endif
1801 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1802 }
1803 return (int)(R->TermWin.view_start - oldviewstart);
1804}
1805 1891
1806/* ------------------------------------------------------------------------- */ 1892 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1807/* EXTPROTO */ 1893
1808void 1894 return true;
1809rxvt_scr_bell(pR) 1895}
1810{ 1896
1811#ifndef NO_BELL 1897#ifndef NO_BELL
1898void
1899rxvt_term::bell_cb (ev::timer &w, int revents)
1900{
1901 rvideo_bell = false;
1902 scr_rvideo_mode (rvideo_mode);
1903 refresh_check ();
1904}
1905#endif
1906
1907/* ------------------------------------------------------------------------- */
1908void
1909rxvt_term::scr_bell () NOTHROW
1910{
1911#ifndef NO_BELL
1912
1812# ifndef NO_MAPALERT 1913# ifndef NO_MAPALERT
1813# ifdef MAPALERT_OPTION 1914# ifdef MAPALERT_OPTION
1814 if (R->Options & Opt_mapAlert) 1915 if (option (Opt_mapAlert))
1815# endif 1916# endif
1816 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1917 XMapWindow (dpy, parent[0]);
1817# endif 1918# endif
1919
1920# if ENABLE_FRILLS
1921 if (option (Opt_urgentOnBell))
1922 set_urgency (1);
1923# endif
1924
1818 if (R->Options & Opt_visualBell) { 1925 if (option (Opt_visualBell))
1819 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1926 {
1820 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1927 rvideo_bell = true;
1928 scr_rvideo_mode (rvideo_mode);
1929 flush ();
1930
1931 bell_ev.start (VISUAL_BELL_DURATION);
1932 }
1821 } else 1933 else
1822 XBell(R->Xdisplay, 0); 1934 XBell (dpy, 0);
1823#endif 1935#endif
1824} 1936}
1825 1937
1826/* ------------------------------------------------------------------------- */ 1938/* ------------------------------------------------------------------------- */
1827/* ARGSUSED */ 1939/* ARGSUSED */
1828/* EXTPROTO */
1829void 1940void
1830rxvt_scr_printscreen(pR_ int fullhist) 1941rxvt_term::scr_printscreen (int fullhist) NOTHROW
1831{ 1942{
1832#ifdef PRINTPIPE 1943#ifdef PRINTPIPE
1833 int i, r1, nrows, row_offset; 1944 int nrows, row_start;
1834 text_t *t; 1945 FILE *fd = popen_printer ();
1835 FILE *fd;
1836 1946
1837 if ((fd = rxvt_popen_printer(aR)) == NULL) 1947 if (!fd)
1838 return; 1948 return;
1839 nrows = R->TermWin.nrow; 1949
1840 row_offset = R->TermWin.saveLines;
1841 if (!fullhist) 1950 if (fullhist)
1842 row_offset -= R->TermWin.view_start;
1843 else {
1844 nrows += R->TermWin.nscrolled;
1845 row_offset -= R->TermWin.nscrolled;
1846 } 1951 {
1952 nrows = nrow - top_row;
1953 row_start = top_row;
1954 }
1955 else
1956 {
1957 nrows = nrow;
1958 row_start = view_start;
1959 }
1847 1960
1961 wctomb (0, 0);
1962
1848 for (r1 = 0; r1 < nrows; r1++) { 1963 for (int r1 = 0; r1 < nrows; r1++)
1849 t = R->screen.text[r1 + row_offset];
1850 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1851 if (!isspace(t[i]))
1852 break;
1853 fprintf(fd, "%.*s\n", (i + 1), t);
1854 } 1964 {
1965 text_t *tp = ROW(r1).t;
1966 int len = ROW(r1).l;
1967
1968 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1969 {
1970 char mb[MB_LEN_MAX];
1971 text_t t = *tp++;
1972 if (t == NOCHAR)
1973 continue;
1974
1975 len = wctomb (mb, t);
1976
1977 if (len <= 0)
1978 {
1979 mb[0] = ' ';
1980 len = 1;
1981 }
1982
1983 fwrite (mb, 1, len, fd);
1984 }
1985
1986 fputc ('\n', fd);
1987 }
1988
1855 rxvt_pclose_printer(fd); 1989 pclose_printer (fd);
1856#endif 1990#endif
1857} 1991}
1858 1992
1859/* ------------------------------------------------------------------------- */ 1993/* ------------------------------------------------------------------------- */
1860/* 1994/*
1861 * Refresh the screen 1995 * Refresh the screen
1862 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1996 * drawn_text/drawn_rend contain the screen information before the update.
1863 * R->screen.text/R->screen.rend contain what the screen will change to. 1997 * screen.text/screen.rend contain what the screen will change to.
1998 */
1999void
2000rxvt_term::scr_refresh () NOTHROW
2001{
2002 unsigned char have_bg,
2003 showcursor; /* show the cursor */
2004 int16_t col, row, /* column/row we're processing */
2005 ocrow; /* old cursor row */
2006 int i; /* tmp */
2007#ifndef NO_CURSORCOLOR
2008 rend_t cc1; /* store colours at cursor position (s) */
2009#endif
2010 rend_t *crp; // cursor rendition pointer
2011 rend_t ccol1, /* Cursor colour */
2012 ccol2; /* Cursor colour2 */
2013
2014 want_refresh = 0; /* screen is current */
2015
2016 if (refresh_type == NO_REFRESH || !mapped)
2017 return;
2018
2019 /*
2020 * A: set up vars
1864 */ 2021 */
2022 refresh_count = 0;
1865 2023
1866#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2024 have_bg = 0;
1867# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2025#ifdef HAVE_BG_PIXMAP
1868# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2026 have_bg = bgPixmap.pixmap != None;
2027#endif
2028 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2029
2030 /*
2031 * B: reverse any characters which are selected
2032 */
2033 scr_reverse_selection ();
2034
2035 /*
2036 * C: set the cursor character (s)
2037 */
2038 {
2039 unsigned char setoldcursor;
2040
2041 showcursor = (screen.flags & Screen_VisibleCursor);
2042#ifdef CURSOR_BLINK
2043 if (hidden_cursor)
2044 showcursor = 0;
2045#endif
2046
2047 if (showcursor)
2048 {
2049 int col = screen.cur.col;
2050
2051 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2052 col--;
2053
2054 crp = &ROW(screen.cur.row).r[col];
2055
2056#ifndef NO_CURSORCOLOR
2057 cc1 = *crp & (RS_fgMask | RS_bgMask);
2058 if (ISSET_PIXCOLOR (Color_cursor))
2059 ccol1 = Color_cursor;
2060 else
2061#endif
2062#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2063 ccol1 = fgcolor_of (rstyle);
1869#else 2064#else
1870# define MONO_BOLD(x) \ 2065 ccol1 = Color_fg;
1871 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1872# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1873#endif 2066#endif
1874 2067
1875#define FONT_WIDTH(X, Y) \
1876 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1877#define FONT_RBEAR(X, Y) \
1878 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1879#define FONT_LBEAR(X, Y) \
1880 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1881#define IS_FONT_CHAR(X, Y) \
1882 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1883
1884/* EXTPROTO */
1885void
1886rxvt_scr_refresh(pR_ unsigned char refresh_type)
1887{
1888 unsigned char clearfirst, /* first character writes before cell */
1889 clearlast, /* last character writes beyond cell */
1890 must_clear, /* use draw_string not draw_image_string */
1891#ifndef NO_BOLDFONT
1892 bfont, /* we've changed font to bold font */
1893#endif
1894 rvid, /* reverse video this position */
1895 wbyte, /* we're in multibyte */
1896 showcursor; /* show the cursor */
1897 int fore, back; /* desired foreground/background */
1898 int16_t col, row, /* column/row we're processing */
1899 ocrow; /* old cursor row */
1900 int cursorwidth;
1901 int i, /* tmp */
1902 row_offset; /* basic offset in screen structure */
1903#ifndef NO_CURSORCOLOR 2068#ifndef NO_CURSORCOLOR
1904 rend_t cc1; /* store colours at cursor position(s) */
1905 rend_t cc2; /* store colours at cursor position(s) */
1906#endif
1907 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1908 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1909 char *buffer; /* local copy of R->buffer */
1910
1911 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1912 return;
1913
1914 /*
1915 * A: set up vars
1916 */
1917 clearfirst = clearlast = must_clear = wbyte = 0;
1918#ifndef NO_BOLDFONT
1919 bfont = 0;
1920#endif
1921
1922 if (R->currmaxcol < R->TermWin.ncol)
1923 {
1924 R->currmaxcol = R->TermWin.ncol;
1925 R->buffer = (char *)rxvt_realloc (R->buffer,
1926 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1927 }
1928
1929 buffer = R->buffer;
1930 R->refresh_count = 0;
1931
1932 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1933
1934 if ((refresh_type & REFRESH_BOUNDS))
1935 {
1936 clearfirst = clearlast = 1;
1937 R->refresh_type &= ~REFRESH_BOUNDS;
1938 }
1939
1940#if defined(XPM_BACKGROUND)
1941 must_clear |= (R->bgPixmap.pixmap != None);
1942#endif
1943#if defined(TRANSPARENT)
1944 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1945#endif
1946 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1947
1948/*
1949 * B: reverse any characters which are selected
1950 */
1951 rxvt_scr_reverse_selection(aR);
1952
1953/*
1954 * C: set the cursor character(s)
1955 */
1956 {
1957 unsigned char setoldcursor;
1958 rend_t ccol1, /* Cursor colour */
1959 ccol2; /* Cursor colour2 */
1960
1961 showcursor = (R->screen.flags & Screen_VisibleCursor);
1962 cursorwidth = 0;
1963#ifdef CURSOR_BLINK
1964 if (R->hidden_cursor)
1965 showcursor = 0;
1966#endif
1967
1968 cursorwidth = 0;
1969
1970 if (showcursor)
1971 {
1972 cursorwidth++;
1973
1974 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1975 [R->screen.cur.col]);
1976
1977 if (showcursor && R->TermWin.focus)
1978 {
1979 *srp ^= RS_RVid;
1980#ifndef NO_CURSORCOLOR
1981 cc1 = *srp & (RS_fgMask | RS_bgMask);
1982 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2069 if (ISSET_PIXCOLOR (Color_cursor2))
1983 ccol1 = Color_cursor; 2070 ccol2 = Color_cursor2;
1984 else 2071 else
2072#endif
1985#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2073#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1986 ccol1 = GET_FGCOLOR(R->rstyle); 2074 ccol2 = bgcolor_of (rstyle);
1987#else 2075#else
1988 ccol1 = Color_fg; 2076 ccol2 = Color_bg;
1989#endif 2077#endif
1990 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2078
1991 ccol2 = Color_cursor2; 2079 if (showcursor && focus)
2080 {
2081 if (option (Opt_cursorUnderline))
2082 *crp ^= RS_Uline;
1992 else 2083 else
1993#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2084 {
1994 ccol2 = GET_BGCOLOR(R->rstyle); 2085 *crp ^= RS_RVid;
1995#else
1996 ccol2 = Color_bg;
1997#endif
1998 *srp = SET_FGCOLOR(*srp, ccol1); 2086 *crp = SET_FGCOLOR (*crp, ccol1);
1999 *srp = SET_BGCOLOR(*srp, ccol2); 2087 *crp = SET_BGCOLOR (*crp, ccol2);
2000#endif
2001 }
2002
2003 while (IS_WIDE (*srp))
2004 cursorwidth++, srp++;
2005 }
2006
2007 /* make sure no outline cursor is left around */
2008 setoldcursor = 0;
2009 if (ocrow != -1) {
2010 if (R->screen.cur.row + R->TermWin.view_start != ocrow
2011 || R->screen.cur.col != R->oldcursor.col) {
2012 if (ocrow < R->TermWin.nrow
2013 && R->oldcursor.col < R->TermWin.ncol) {
2014 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
2015 } 2088 }
2016 if (R->TermWin.focus || !showcursor)
2017 R->oldcursor.row = -1;
2018 else
2019 setoldcursor = 1;
2020 }
2021 } else if (!R->TermWin.focus)
2022 setoldcursor = 1;
2023 if (setoldcursor) {
2024 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
2025 R->oldcursor.row = -1;
2026 else {
2027 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
2028 R->oldcursor.col = R->screen.cur.col;
2029 } 2089 }
2030 } 2090 }
2091
2092 /* make sure no outline cursor is left around */
2093 setoldcursor = 0;
2094 if (ocrow != -1)
2095 {
2096 if (screen.cur.row - view_start != ocrow
2097 || screen.cur.col != oldcursor.col)
2098 {
2099 if (ocrow < nrow
2100 && oldcursor.col < ncol)
2101 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2102
2103 if (focus || !showcursor)
2104 oldcursor.row = -1;
2105 else
2106 setoldcursor = 1;
2107 }
2031 } 2108 }
2109 else if (!focus)
2110 setoldcursor = 1;
2111
2112 if (setoldcursor)
2113 {
2114 if (screen.cur.row - view_start >= nrow)
2115 oldcursor.row = -1;
2116 else
2117 {
2118 oldcursor.row = screen.cur.row - view_start;
2119 oldcursor.col = screen.cur.col;
2120 }
2121 }
2122 }
2123
2124 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2125#if ENABLE_OVERLAY
2126 scr_swap_overlay ();
2127#endif
2032 2128
2033#ifndef NO_SLOW_LINK_SUPPORT 2129#ifndef NO_SLOW_LINK_SUPPORT
2034/* 2130 /*
2035 * D: CopyArea pass - very useful for slower links 2131 * D: CopyArea pass - very useful for slower links
2036 * This has been deliberately kept simple. 2132 * This has been deliberately kept simple.
2037 */ 2133 */
2038 i = R->num_scr; 2134 if (!display->is_local
2039 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2135 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2040 && abs(i) < R->TermWin.nrow && !must_clear) 2136 && abs (num_scr) < nrow && !have_bg)
2041 { 2137 {
2042 int16_t nits; 2138 int16_t nits;
2043 int j; 2139 int i = num_scr;
2044 rend_t *drp2; 2140 int j;
2045 text_t *dtp2; 2141 int len, wlen;
2046 int len, wlen; 2142 dLocal (int, num_scr);
2047 2143
2048 j = R->TermWin.nrow; 2144 j = nrow;
2049 wlen = len = -1; 2145 wlen = len = -1;
2050 row = i > 0 ? 0 : j - 1; 2146 row = i > 0 ? 0 : j - 1;
2147
2051 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2148 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2052 { 2149 {
2053 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2150 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2054 { 2151 {
2055 stp = R->screen.text[row + row_offset]; 2152 line_t s = ROW(view_start + row);
2056 srp = R->screen.rend[row + row_offset];
2057 dtp = R->drawn_text[row]; 2153 line_t d = drawn_buf[row];
2058 dtp2 = R->drawn_text[row + i]; 2154 line_t d2 = drawn_buf[row + i];
2059 drp = R->drawn_rend[row];
2060 drp2 = R->drawn_rend[row + i];
2061 2155
2062 for (nits = 0, col = R->TermWin.ncol; col--; ) 2156 for (nits = 0, col = ncol; col--; )
2063 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2157 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2064 nits--; 2158 nits--;
2065 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2159 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2066 nits++; 2160 nits++;
2067 2161
2068 if (nits > 8) /* XXX: arbitrary choice */ 2162 if (nits > 8) /* XXX: arbitrary choice */
2163 {
2164 for (col = ncol; col--; )
2165 {
2166 *d.t++ = *d2.t++;
2167 *d.r++ = *d2.r++;
2168 }
2169
2170 if (len == -1)
2171 len = row;
2172
2173 wlen = row;
2174 continue;
2175 }
2176 }
2177
2178 if (len >= 0)
2179 {
2180 /* also comes here at end if needed because of >= above */
2181 if (wlen < len)
2182 ::swap (wlen, len);
2183
2184 XGCValues gcv;
2185
2186 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2187 XCopyArea (dpy, vt, vt,
2188 gc, 0, Row2Pixel (len + i),
2189 (unsigned int)this->width,
2190 (unsigned int)Height2Pixel (wlen - len + 1),
2191 0, Row2Pixel (len));
2192 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2193
2194 len = -1;
2195 }
2196 }
2197 }
2198#endif
2199
2200 /*
2201 * E: main pass across every character
2202 */
2203 for (row = 0; row < nrow; row++)
2204 {
2205 text_t *stp = ROW(view_start + row).t;
2206 rend_t *srp = ROW(view_start + row).r;
2207 text_t *dtp = drawn_buf[row].t;
2208 rend_t *drp = drawn_buf[row].r;
2209
2210 /*
2211 * E2: OK, now the real pass
2212 */
2213 int ypixel = (int)Row2Pixel (row);
2214
2215 for (col = 0; col < ncol; col++)
2216 {
2217 /* compare new text with old - if exactly the same then continue */
2218 if (stp[col] == dtp[col] /* Must match characters to skip. */
2219 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2220 || (stp[col] == ' ' /* space w/ no background change */
2221 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2222 continue;
2223
2224 // redraw one or more characters
2225
2226 // seek to the beginning of wide characters
2227 while (expect_false (stp[col] == NOCHAR && col > 0))
2228 --col;
2229
2230 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2231 text_t *text = stp + col;
2232 int count = 1;
2233
2234 dtp[col] = stp[col];
2235 drp[col] = rend;
2236
2237 int xpixel = Col2Pixel (col);
2238
2239 for (i = 0; ++col < ncol; )
2240 {
2241 if (stp[col] == NOCHAR)
2242 {
2243 dtp[col] = stp[col];
2244 drp[col] = rend;
2245 count++;
2246 i++;
2247
2248 continue;
2249 }
2250
2251 if (!RS_SAME (rend, srp[col]))
2252 break;
2253
2254 count++;
2255
2256 if (stp[col] != dtp[col]
2257 || !RS_SAME (srp[col], drp[col]))
2258 {
2259 if (have_bg && (i++ > count / 2))
2260 break;
2261
2262 dtp[col] = stp[col];
2263 drp[col] = rend;
2264 i = 0;
2265 }
2266 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2267 break;
2268 }
2269
2270 col--; /* went one too far. move back */
2271 count -= i; /* dump any matching trailing chars */
2272
2273 // sometimes we optimize away the trailing NOCHAR's, add them back
2274 while (expect_false (i && text[count] == NOCHAR))
2275 count++, i--;
2276
2277 /*
2278 * Determine the attributes for the string
2279 */
2280 int fore = fgcolor_of (rend); // desired foreground
2281 int back = bgcolor_of (rend); // desired background
2282
2283 // only do special processing if any attributes are set, which is unlikely
2284 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)))
2285 {
2286 bool invert = rend & RS_RVid;
2287
2288#ifndef NO_BOLD_UNDERLINE_REVERSE
2289 if (rend & RS_Bold && fore == Color_fg)
2290 {
2291 if (ISSET_PIXCOLOR (Color_BD))
2292 fore = Color_BD;
2293# if !ENABLE_STYLES
2294 else
2295 invert = !invert;
2296# endif
2297 }
2298
2299 if (rend & RS_Italic && fore == Color_fg)
2300 {
2301 if (ISSET_PIXCOLOR (Color_IT))
2302 fore = Color_IT;
2303# if !ENABLE_STYLES
2304 else
2305 invert = !invert;
2306# endif
2307 }
2308
2309 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2310 fore = Color_UL;
2311#endif
2312
2313 if (invert)
2314 {
2315#ifdef OPTION_HC
2316 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2317 || !ISSET_PIXCOLOR (Color_HC))
2318#endif
2319 /* invert the column if no highlightColor is set or it is the
2320 * current cursor column */
2321 ::swap (fore, back);
2322#ifdef OPTION_HC
2323 else if (ISSET_PIXCOLOR (Color_HC))
2324 back = Color_HC;
2325#endif
2326
2327#ifndef NO_BOLD_UNDERLINE_REVERSE
2328# ifndef OPTION_HC
2329 if (ISSET_PIXCOLOR (Color_RV))
2330 back = Color_RV;
2331# endif
2332 if (fore == back)
2333 {
2334 fore = Color_bg;
2335 back = Color_fg;
2336 }
2337#endif
2338 }
2339
2340#ifdef TEXT_BLINK
2341 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2342 {
2343 if (!text_blink_ev.is_active ())
2344 {
2345 text_blink_ev.again ();
2346 hidden_text = 0;
2347 }
2348 else if (hidden_text)
2349 fore = back;
2350 }
2351#endif
2352
2353#if ENABLE_STYLES
2354 // "careful" (too wide) character handling
2355
2356 // include previous careful character(s) if possible, looks nicer (best effort...)
2357 while (text > stp
2358 && srp[text - stp - 1] & RS_Careful
2359 && RS_SAME (rend, srp[text - stp - 1]))
2360 text--, count++, xpixel -= fwidth;
2361
2362 // force redraw after "careful" characters to avoid pixel droppings
2363 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2364 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2365
2366 // force redraw before "careful" characters to avoid pixel droppings
2367 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2368 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2369#endif
2370 }
2371
2372 /*
2373 * Actually do the drawing of the string here
2374 */
2375 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2376
2377 if (expect_true (have_bg && back == Color_bg))
2378 {
2379 // this is very ugly, maybe push it into ->draw?
2380
2381 for (i = 0; i < count; i++) /* don't draw empty strings */
2382 if (text[i] != ' ')
2069 { 2383 {
2070 for (col = R->TermWin.ncol; col--; ) 2384 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2071 { 2385 goto did_clear;
2072 *dtp++ = *dtp2++;
2073 *drp++ = *drp2++;
2074 }
2075
2076 if (len == -1)
2077 len = row;
2078
2079 wlen = row;
2080 continue;
2081 } 2386 }
2387
2388 CLEAR_CHARS (xpixel, ypixel, count);
2389 did_clear: ;
2082 } 2390 }
2391 else
2392 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2083 2393
2084 if (len != -1) 2394 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2085 { 2395 {
2086 /* also comes here at end if needed because of >= above */ 2396#if ENABLE_FRILLS
2087 if (wlen < len) 2397 if (ISSET_PIXCOLOR (Color_underline))
2088 SWAP_IT(wlen, len, int); 2398 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2089 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2090 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2091 R->TermWin.gc, 0, Row2Pixel(len + i),
2092 (unsigned int)TermWin_TotalWidth(),
2093 (unsigned int)Height2Pixel(wlen - len + 1),
2094 0, Row2Pixel(len));
2095 len = -1;
2096 }
2097 }
2098 }
2099#endif
2100
2101/*
2102 * E: main pass across every character
2103 */
2104 for (row = 0; row < R->TermWin.nrow; row++)
2105 {
2106 stp = R->screen.text[row + row_offset];
2107 srp = R->screen.rend[row + row_offset];
2108 dtp = R->drawn_text[row];
2109 drp = R->drawn_rend[row];
2110
2111/*
2112 * E2: OK, now the real pass
2113 */
2114 int ypixel = (int)Row2Pixel(row);
2115
2116 for (col = 0; col < R->TermWin.ncol; col++)
2117 {
2118 /* compare new text with old - if exactly the same then continue */
2119 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2120
2121 if (stp[col] == dtp[col] /* Must match characters to skip. */
2122 && (rend == drp[col] /* Either rendition the same or */
2123 || (stp[col] == ' ' /* space w/ no background change */
2124 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2125 continue;
2126
2127 text_t *text = stp + col;
2128 int count = 1;
2129
2130 /* redraw one or more characters */
2131
2132 dtp[col] = stp[col];
2133 drp[col] = rend;
2134
2135 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2136 continue;
2137
2138 int xpixel = Col2Pixel(col);
2139
2140 // this loop looks very messy, it can probably be optimized
2141 // and cleaned a bit by you?
2142 for (i = 0; ++col < R->TermWin.ncol; )
2143 {
2144 if (stp[col] == NOCHAR)
2145 {
2146 dtp[col] = stp[col];
2147 drp[col] = rend;
2148 count++;
2149
2150 if (i) // only possible skip if char unchanged
2151 i++;
2152
2153 continue;
2154 }
2155
2156 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2157 break;
2158
2159 count++;
2160
2161 if (stp[col] != dtp[col]
2162 || srp[col] != drp[col])
2163 {
2164 if (must_clear && (i++ > (count / 2)))
2165 break;
2166
2167 dtp[col] = stp[col];
2168 drp[col] = rend;
2169 i = 0;
2170 }
2171 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2172 break;
2173 }
2174
2175 col--; /* went one too far. move back */
2176 count -= i; /* dump any matching trailing chars */
2177
2178/*
2179 * Determine the attributes for the string
2180 */
2181 int fid = GET_FONT(rend);
2182 fore = GET_FGCOLOR(rend);
2183 back = GET_BGCOLOR(rend);
2184 rend = GET_ATTR(rend);
2185
2186 rvid = (rend & RS_RVid) ? 1 : 0;
2187#ifdef OPTION_HC
2188 if (!rvid && (rend & RS_Blink))
2189 {
2190 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2191 back = Color_HC;
2192 else 2399 else
2193 rvid = !rvid; /* fall back */
2194 }
2195#endif
2196 if (rvid)
2197 {
2198 SWAP_IT(fore, back, int);
2199
2200#ifndef NO_BOLD_UNDERLINE_REVERSE
2201 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2202# ifndef NO_CURSORCOLOR
2203 && !ISSET_PIXCOLOR(R, Color_cursor)
2204# endif 2400#endif
2205 ) 2401 XSetForeground (dpy, gc, pix_colors[fore]);
2206 back = Color_RV;
2207#endif
2208 }
2209#ifndef NO_BOLD_UNDERLINE_REVERSE
2210 else if (rend & RS_Bold)
2211 {
2212 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD))
2213 {
2214 fore = Color_BD;
2215# ifndef VERYBOLD
2216 rend &= ~RS_Bold; /* we've taken care of it */
2217# endif
2218 }
2219 }
2220 else if (rend & RS_Uline)
2221 {
2222 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2223 {
2224 fore = Color_UL;
2225 rend &= ~RS_Uline; /* we've taken care of it */
2226 }
2227 }
2228#endif
2229 2402
2230/* 2403 XDrawLine (dpy, vt, gc,
2231 * Actually do the drawing of the string here
2232 */
2233 rxvt_font *font = (*R->TermWin.fontset)[fid];
2234
2235 if (back == Color_bg)
2236 {
2237 if (must_clear)
2238 {
2239 for (i = 0; i < count; i++) /* don't draw empty strings */
2240 if (text[i] != ' ')
2241 {
2242 font->draw (xpixel, ypixel, text, count, fore, -1);
2243 goto nodraw;
2244 }
2245
2246 CLEAR_CHARS(xpixel, ypixel, count);
2247nodraw: ;
2248 }
2249 else
2250 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2251 }
2252 else
2253 font->draw (xpixel, ypixel, text, count, fore, back);
2254
2255 if ((rend & RS_Uline) && (font->descent > 1))
2256 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2257 xpixel, ypixel + font->ascent + 1, 2404 xpixel, ypixel + font->ascent + 1,
2258 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2405 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2406 }
2259 } /* for (col....) */ 2407 } /* for (col....) */
2260 } /* for (row....) */ 2408 } /* for (row....) */
2261 2409
2262/* 2410#if ENABLE_OVERLAY
2411 scr_swap_overlay ();
2412#endif
2413 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2414
2415 /*
2263 * G: cleanup cursor and display outline cursor if necessary 2416 * G: cleanup cursor and display outline cursor if necessary
2264 */ 2417 */
2265 if (showcursor) { 2418 if (showcursor)
2266 if (R->TermWin.focus) { 2419 {
2267 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2420 if (focus)
2268 [R->screen.cur.col]); 2421 {
2422 if (option (Opt_cursorUnderline))
2423 *crp ^= RS_Uline;
2424 else
2425 {
2269 *srp ^= RS_RVid; 2426 *crp ^= RS_RVid;
2270#ifndef NO_CURSORCOLOR 2427#ifndef NO_CURSORCOLOR
2271 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2428 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2272#endif 2429#endif
2430 }
2431 }
2273 } else if (R->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
2274#ifndef NO_CURSORCOLOR 2444#ifndef NO_CURSORCOLOR
2275 unsigned long gcmask; /* Graphics Context mask */
2276
2277 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) { 2445 if (ISSET_PIXCOLOR (Color_cursor))
2278 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]); 2446 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2279 } 2447 else
2280#endif 2448#endif
2281 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2449 XSetForeground (dpy, gc, pix_colors[ccol1]);
2450
2451 XDrawRectangle (dpy, vt, gc,
2282 Col2Pixel(R->oldcursor.col), 2452 Col2Pixel (col),
2283 Row2Pixel(R->oldcursor.row), 2453 Row2Pixel (oldcursor.row),
2284 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2454 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2285 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1)); 2455 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2286 } 2456 }
2287 } 2457 }
2288/* 2458
2459 /*
2289 * H: cleanup selection 2460 * H: cleanup selection
2290 */ 2461 */
2291 rxvt_scr_reverse_selection(aR); 2462 scr_reverse_selection ();
2292 2463
2293/*
2294 * I: other general cleanup
2295 */
2296 if (clearfirst && R->TermWin.int_bwidth)
2297 /*
2298 * clear the whole screen height, note that width == 0 is treated
2299 * specially by XClearArea
2300 */
2301 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2302 (unsigned int)R->TermWin.int_bwidth,
2303 (unsigned int)TermWin_TotalHeight(), False);
2304 if (clearlast && R->TermWin.int_bwidth)
2305 /*
2306 * clear the whole screen height, note that width == 0 is treated
2307 * specially by XClearArea
2308 */
2309 XClearArea(R->Xdisplay, R->TermWin.vt,
2310 R->TermWin.width + R->TermWin.int_bwidth, 0,
2311 (unsigned int)R->TermWin.int_bwidth,
2312 (unsigned int)TermWin_TotalHeight(), False);
2313 if (refresh_type & SMOOTH_REFRESH)
2314 XSync(R->Xdisplay, False);
2315
2316 R->num_scr = 0; 2464 num_scr = 0;
2317 R->num_scr_allow = 1; 2465 num_scr_allow = 1;
2318 R->want_refresh = 0; /* screen is current */
2319} 2466}
2320/* ------------------------------------------------------------------------- */
2321 2467
2322/* EXTPROTO */
2323void 2468void
2324rxvt_scr_clear(pR) 2469rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2325{ 2470{
2326 if (!R->TermWin.mapped) 2471 if (!l.t)
2327 return; 2472 return;
2328 R->num_scr_allow = 0;
2329 R->want_refresh = 1;
2330#ifdef TRANSPARENT
2331 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2332 int i;
2333 2473
2334 if (!(R->Options & Opt_transparent_all)) 2474 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2335 i = 0; 2475
2336 else 2476 for (int i = ncol; i--; )
2337 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2477 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2338 for (; i--;) 2478}
2339 if (R->TermWin.parent[i] != None) 2479
2340 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2480void
2481rxvt_term::scr_remap_chars () NOTHROW
2482{
2483 for (int i = total_rows; i--; )
2484 scr_remap_chars (row_buf [i]);
2485
2486 for (int i = nrow; i--; )
2341 } 2487 {
2342#endif 2488 scr_remap_chars (drawn_buf [i]);
2343 XClearWindow(R->Xdisplay, R->TermWin.vt); 2489 scr_remap_chars (swap_buf [i]);
2490 }
2344} 2491}
2345 2492
2346/* ------------------------------------------------------------------------- */
2347/* INTPROTO */
2348void 2493void
2349rxvt_scr_reverse_selection(pR) 2494rxvt_term::scr_recolour () NOTHROW
2350{ 2495{
2351 int i, col, row, end_row; 2496#ifdef HAVE_BG_PIXMAP
2352 rend_t *srp; 2497 bgPixmap.apply ();
2353
2354 if (R->selection.op && R->current_screen == R->selection.screen) {
2355 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2356 i = R->selection.beg.row + R->TermWin.saveLines;
2357 row = R->selection.end.row + R->TermWin.saveLines;
2358 if (i >= end_row)
2359 col = R->selection.beg.col;
2360 else {
2361 col = 0;
2362 i = end_row;
2363 }
2364 end_row += R->TermWin.nrow;
2365 for (; i < row && i < end_row; i++, col = 0)
2366 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2367#ifndef OPTION_HC
2368 srp[col] ^= RS_RVid;
2369#else 2498#else
2370 srp[col] ^= RS_Blink; 2499
2500 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2501 XClearWindow (dpy, parent[0]);
2502 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2503
2504 if (scrollBar.win)
2505 {
2506 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2507 scrollBar.state = STATE_IDLE;
2508 scrollBar.show (0);
2509 }
2510
2371#endif 2511#endif
2372 if (i == row && i < end_row) 2512
2373 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2513 /* bgPixmap.apply () does not do the following : */
2374#ifndef OPTION_HC 2514 scr_clear ();
2375 srp[col] ^= RS_RVid; 2515 scr_touch (true);
2376#else 2516 want_refresh = 1;
2377 srp[col] ^= RS_Blink; 2517}
2518
2519/* ------------------------------------------------------------------------- */
2520void
2521rxvt_term::scr_clear (bool really) NOTHROW
2522{
2523 if (!mapped)
2524 return;
2525
2526 num_scr_allow = 0;
2527 want_refresh = 1;
2528
2529 if (really)
2530 XClearWindow (dpy, vt);
2531}
2532
2533void
2534rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2535{
2536 int view_end = view_start + nrow;
2537 int row, col;
2538
2539 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2540 {
2541 text_t *stp = ROW(row).t;
2542 rend_t *srp = ROW(row).r;
2543
2544 for (col = beg_col; col < end_col; col++)
2545 srp[col] ^= rstyle1;
2546
2547 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2548 srp[col] ^= rstyle2;
2549
2550 if (++col < end_col)
2551 srp[col] ^= rstyle2;
2552 }
2553}
2554
2555void
2556rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2557{
2558 int view_end = view_start + nrow;
2559 int row, col;
2560
2561 if (beg_row >= view_start)
2562 {
2563 col = beg_col;
2564 row = beg_row;
2565 }
2566 else
2567 {
2568 col = 0;
2569 row = view_start;
2570 }
2571
2572 for (; row < min (end_row, view_end); row++, col = 0)
2573 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2574 srp[col] ^= rstyle;
2575
2576 if (row == end_row)
2577 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2578 srp[col] ^= rstyle;
2579}
2580
2581/* ------------------------------------------------------------------------- */
2582void
2583rxvt_term::scr_reverse_selection () NOTHROW
2584{
2585 if (selection.op
2586 && current_screen == selection.screen
2587 && selection.end.row >= view_start)
2588 {
2589#if !ENABLE_MINIMAL
2590 if (selection.rect)
2591 scr_xor_rect (selection.beg.row, selection.beg.col,
2592 selection.end.row, selection.end.col,
2593 RS_RVid, RS_RVid | RS_Uline);
2594 else
2378#endif 2595#endif
2596 scr_xor_span (selection.beg.row, selection.beg.col,
2597 selection.end.row, selection.end.col,
2598 RS_RVid);
2379 } 2599 }
2380} 2600}
2381 2601
2382/* ------------------------------------------------------------------------- */ 2602/* ------------------------------------------------------------------------- */
2383/* 2603/*
2384 * Dump the whole scrollback and screen to the passed filedescriptor. The 2604 * Dump the whole scrollback and screen to the passed filedescriptor. The
2385 * invoking routine must close the fd. 2605 * invoking routine must close the fd.
2386 */ 2606 */
2387#if 0 2607#if 0
2388/* EXTPROTO */
2389void 2608void
2390rxvt_scr_dump(pR_ int fd) 2609rxvt_term::scr_dump (int fd) NOTHROW
2391{ 2610{
2392 int row, wrote; 2611 int row, wrote;
2393 unsigned int width, towrite; 2612 unsigned int width, towrite;
2394 char r1[] = "\n"; 2613 char r1[] = "\n";
2395 2614
2396 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2615 for (row = saveLines + top_row;
2397 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2616 row < saveLines + nrow - 1; row++)
2398 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2617 {
2399 : R->TermWin.ncol; 2618 width = row_buf[row].l >= 0 ? row_buf[row].l
2619 : ncol;
2400 for (towrite = width; towrite; towrite -= wrote) { 2620 for (towrite = width; towrite; towrite -= wrote)
2621 {
2401 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2622 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2402 towrite); 2623 towrite);
2403 if (wrote < 0) 2624 if (wrote < 0)
2404 return; /* XXX: death, no report */ 2625 return; /* XXX: death, no report */
2405 } 2626 }
2406 if (R->screen.tlen[row] >= 0) 2627 if (row_buf[row].l >= 0)
2407 if (write(fd, r1, 1) <= 0) 2628 if (write (fd, r1, 1) <= 0)
2408 return; /* XXX: death, no report */ 2629 return; /* XXX: death, no report */
2409 } 2630 }
2410} 2631}
2411#endif 2632#endif
2412 2633
2413/* ------------------------------------------------------------------------- * 2634/* ------------------------------------------------------------------------- *
2414 * CHARACTER SELECTION * 2635 * CHARACTER SELECTION *
2415 * ------------------------------------------------------------------------- */ 2636 * ------------------------------------------------------------------------- */
2416
2417/*
2418 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2419 */
2420/* EXTPROTO */
2421void 2637void
2422rxvt_selection_check(pR_ int check_more) 2638rxvt_term::selection_check (int check_more) NOTHROW
2423{ 2639{
2424 row_col_t pos; 2640 row_col_t pos;
2425 2641
2426 if (!R->selection.op) 2642 if (!selection.op)
2427 return; 2643 return;
2428 2644
2429 pos.row = pos.col = 0; 2645 pos.row = pos.col = 0;
2430 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2646 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2431 || (R->selection.beg.row >= R->TermWin.nrow) 2647 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2432 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2648 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2433 || (R->selection.mark.row >= R->TermWin.nrow)
2434 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2435 || (R->selection.end.row >= R->TermWin.nrow)
2436 || (check_more == 1 2649 || (check_more == 1
2437 && R->current_screen == R->selection.screen 2650 && current_screen == selection.screen
2438 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2651 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2439 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2652 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2440 || (check_more == 2 2653 || (check_more == 2
2441 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2654 && ROWCOL_IS_BEFORE (selection.beg, pos)
2442 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2655 && ROWCOL_IS_AFTER (selection.end, pos))
2443 || (check_more == 3 2656 || (check_more == 3
2444 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2657 && ROWCOL_IS_AFTER (selection.end, pos))
2445 || (check_more == 4 /* screen width change */ 2658 || (check_more == 4 /* screen width change */
2446 && (R->selection.beg.row != R->selection.end.row 2659 && (selection.beg.row != selection.end.row
2447 || R->selection.end.col > R->TermWin.ncol))) 2660 || selection.end.col > ncol)))
2448 CLEAR_SELECTION(R); 2661 CLEAR_SELECTION ();
2449} 2662}
2450 2663
2451/* ------------------------------------------------------------------------- */ 2664/* ------------------------------------------------------------------------- */
2452/* 2665/*
2453 * Paste a selection direct to the command fd 2666 * Paste a selection direct to the command fd
2454 */ 2667 */
2455void 2668void
2456rxvt_term::paste (const unsigned char *data, unsigned int len) 2669rxvt_term::paste (char *data, unsigned int len) NOTHROW
2457{ 2670{
2458 unsigned int i, j, n;
2459 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2460
2461 /* convert normal newline chars into common keyboard Return key sequence */ 2671 /* convert normal newline chars into common keyboard Return key sequence */
2462 for (i = 0; i < len; i += PROP_SIZE) 2672 for (unsigned int i = 0; i < len; i++)
2463 { 2673 if (data[i] == C0_LF)
2464 n = min (len - i, PROP_SIZE); 2674 data[i] = C0_CR;
2465 MEMCPY (ds, data + i, n);
2466 2675
2467 for (j = 0; j < n; j++) 2676 if (priv_modes & PrivMode_BracketPaste)
2468 if (ds[j] == '\n') 2677 tt_printf ("\e[200~");
2469 ds[j] = '\r';
2470 2678
2471 tt_write (ds, (int)n); 2679 tt_write (data, len);
2472 }
2473 2680
2474 free(ds); 2681 if (priv_modes & PrivMode_BracketPaste)
2682 tt_printf ("\e[201~");
2475} 2683}
2476 2684
2477/* ------------------------------------------------------------------------- */ 2685/* ------------------------------------------------------------------------- */
2478/* 2686/*
2479 * Respond to a notification that a primary selection has been sent 2687 * Respond to a notification that a primary selection has been sent
2480 * EXT: SelectionNotify 2688 * EXT: SelectionNotify
2481 */ 2689 */
2482/* EXTPROTO */ 2690void
2483int
2484rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2691rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2485{ 2692{
2486 long nread = 0; 2693 if (prop == None) /* check for failed XConvertSelection */
2694 {
2695 if ((selection_type & Sel_CompoundText))
2696 {
2697 int selnum = selection_type & Sel_whereMask;
2698
2699 selection_type = 0;
2700 if (selnum != Sel_direct)
2701 selection_request_other (XA_STRING, selnum);
2702 }
2703
2704 if ((selection_type & Sel_UTF8String))
2705 {
2706 int selnum = selection_type & Sel_whereMask;
2707
2708 selection_type = Sel_CompoundText;
2709 if (selnum != Sel_direct)
2710 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2711 else
2712 selection_type = 0;
2713 }
2714
2715 return;
2716 }
2717
2487 unsigned long bytes_after; 2718 unsigned long bytes_after;
2488 XTextProperty ct; 2719 XTextProperty ct;
2489 int dummy_count;
2490 char **cl;
2491 2720
2492 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2721 if (XGetWindowProperty (dpy, win, prop,
2493 2722 0, PROP_SIZE / 4,
2494 if (prop == None) /* check for failed XConvertSelection */ 2723 delete_prop, AnyPropertyType,
2495 { 2724 &ct.encoding, &ct.format,
2496 if ((R->selection_type & Sel_CompoundText)) 2725 &ct.nitems, &bytes_after,
2497 { 2726 &ct.value) != Success)
2498 int selnum = R->selection_type & Sel_whereMask;
2499
2500 R->selection_type = 0;
2501 if (selnum != Sel_direct)
2502 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2503 }
2504
2505 return 0;
2506 } 2727 {
2507 2728 ct.value = 0;
2508 for (;;) 2729 goto bailout;
2509 { 2730 }
2731
2732 if (ct.encoding == None)
2733 goto bailout;
2734
2735 if (bytes_after)
2736 {
2737 // fetch and append remaining data
2738 XTextProperty ct2;
2739
2510 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2740 if (XGetWindowProperty (dpy, win, prop,
2511 (long)(PROP_SIZE / 4), delete_prop, 2741 ct.nitems / 4, (bytes_after + 3) / 4,
2742 delete_prop, AnyPropertyType,
2512 AnyPropertyType, &ct.encoding, &ct.format, 2743 &ct2.encoding, &ct2.format,
2513 &ct.nitems, &bytes_after, 2744 &ct2.nitems, &bytes_after,
2514 &ct.value) != Success) 2745 &ct2.value) != Success)
2515 break; 2746 goto bailout;
2516 2747
2517 if (ct.encoding == 0) 2748 // realloc should be compatible to XFree, here, and elsewhere, too
2518 { 2749 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2519 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2750 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2520 break; 2751 ct.nitems += ct2.nitems;
2521 }
2522 2752
2753 XFree (ct2.value);
2754 }
2755
2523 if (ct.value == NULL) 2756 if (ct.value == 0)
2524 { 2757 goto bailout;
2525 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2526 continue;
2527 }
2528 2758
2759 if (ct.encoding == xa[XA_INCR])
2760 {
2761 // INCR selection, start handshake
2762 if (!delete_prop)
2763 XDeleteProperty (dpy, win, prop);
2764
2765 selection_wait = Sel_incr;
2766 incr_buf_fill = 0;
2767 incr_ev.start (10);
2768
2769 goto bailout;
2770 }
2771
2529 if (ct.nitems == 0) 2772 if (ct.nitems == 0)
2773 {
2774 if (selection_wait == Sel_incr)
2775 {
2776 XFree (ct.value);
2777
2778 // finally complete, now paste the whole thing
2779 selection_wait = Sel_normal;
2780 ct.value = (unsigned char *)incr_buf;
2781 ct.nitems = incr_buf_fill;
2782 incr_buf = 0;
2783 incr_buf_size = 0;
2784 incr_ev.stop ();
2530 { 2785 }
2531 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2786 else
2787 {
2532 if (R->selection_wait == Sel_normal && nread == 0) 2788 if (selection_wait == Sel_normal
2789 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2533 { 2790 {
2534 /* 2791 /*
2535 * pass through again trying CUT_BUFFER0 if we've come from 2792 * pass through again trying CUT_BUFFER0 if we've come from
2536 * XConvertSelection() but nothing was presented 2793 * XConvertSelection () but nothing was presented
2537 */ 2794 */
2538 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2539 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2795 selection_paste (display->root, XA_CUT_BUFFER0, False);
2540 } 2796 }
2541 2797
2542 nread = -1; /* discount any previous stuff */ 2798 goto bailout;
2543 break;
2544 }
2545
2546 nread += ct.nitems;
2547 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2548 &dummy_count) == Success && cl)
2549 { 2799 }
2550 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2800 }
2801 else if (selection_wait == Sel_incr)
2802 {
2803 incr_ev.start (10);
2804
2805 while (incr_buf_fill + ct.nitems > incr_buf_size)
2806 {
2807 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2808 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2809 }
2810
2811 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2812 incr_buf_fill += ct.nitems;
2813
2814 goto bailout;
2815 }
2816
2817 char **cl;
2818 int cr;
2819
2820#if !ENABLE_MINIMAL
2821 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2822 // so recode it manually
2823 if (ct.encoding == xa[XA_UTF8_STRING])
2824 {
2825 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2826 char *s = rxvt_wcstombs (w);
2827 free (w);
2828 // TODO: strlen == only the first element will be converted. well...
2829 paste (s, strlen (s));
2830 free (s);
2831 }
2832 else
2833#endif
2834 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2835 && cl)
2836 {
2837 for (int i = 0; i < cr; i++)
2838 paste (cl[i], strlen (cl[i]));
2839
2551 XFreeStringList (cl); 2840 XFreeStringList (cl);
2552 } 2841 }
2553 else 2842 else
2554 R->paste (ct.value, ct.nitems); 2843 paste ((char *)ct.value, ct.nitems); // paste raw
2555 2844
2556 if (bytes_after == 0) 2845bailout:
2557 break;
2558
2559 XFree (ct.value);
2560 }
2561
2562 if (ct.value)
2563 XFree (ct.value); 2846 XFree (ct.value);
2564 2847
2565 if (R->selection_wait == Sel_normal) 2848 if (selection_wait == Sel_normal)
2566 R->selection_wait = Sel_none; 2849 selection_wait = Sel_none;
2567
2568 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2569 return (int)nread;
2570} 2850}
2571 2851
2572void 2852void
2573rxvt_term::incr_cb (time_watcher &w) 2853rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2574{ 2854{
2575 w.stop ();
2576 selection_wait = Sel_none; 2855 selection_wait = Sel_none;
2577 2856
2857 incr_buf_size = 0;
2858 free (incr_buf);
2859
2578 rxvt_print_error("data loss: timeout on INCR selection paste"); 2860 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2579} 2861}
2580 2862
2581/*
2582 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2583 */
2584/* EXTPROTO */
2585void 2863void
2586rxvt_selection_property(pR_ Window win, Atom prop) 2864rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2587{ 2865{
2588 int reget_time = 0; 2866 if (prop == None || selection_wait != Sel_incr)
2589
2590 if (prop == None)
2591 return; 2867 return;
2592 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2593 if (R->selection_wait == Sel_normal) {
2594 int a, afmt;
2595 Atom atype;
2596 unsigned long bytes_after, nitems;
2597 unsigned char *s = NULL;
2598 2868
2599 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2869 selection_paste (win, prop, true);
2600 R->xa[XA_INCR], &atype, &afmt, &nitems,
2601 &bytes_after, &s);
2602 if (s)
2603 XFree(s);
2604 if (a != Success)
2605 return;
2606#ifndef __CYGWIN32__
2607 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2608 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2609 XDeleteProperty(R->Xdisplay, win, prop);
2610 XFlush(R->Xdisplay);
2611 reget_time = 1;
2612 R->selection_wait = Sel_incr;
2613 }
2614#endif
2615 } else if (R->selection_wait == Sel_incr) {
2616 reget_time = 1;
2617 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2618 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2619 R->selection_wait = Sel_none;
2620 R->incr_ev.stop ();
2621 }
2622 }
2623 if (reget_time) /* received more data so reget time */
2624 R->incr_ev.start (NOW + 10);
2625} 2870}
2871
2626/* ------------------------------------------------------------------------- */ 2872/* ------------------------------------------------------------------------- */
2627/* 2873/*
2628 * Request the current selection: 2874 * Request the current selection:
2629 * Order: > internal selection if available 2875 * Order: > internal selection if available
2630 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2876 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2631 * > CUT_BUFFER0 2877 * > CUT_BUFFER0
2632 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2878 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2633 * will auto fallback to CUT_BUFFER0 2879 * will auto fallback to CUT_BUFFER0
2634 * EXT: button 2 release 2880 * EXT: button 2 release
2635 */ 2881 */
2636/* EXTPROTO */
2637void 2882void
2638rxvt_selection_request(pR_ Time tm, int x, int y) 2883rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2639{ 2884{
2640 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2885 if (selection.text && selnum == Sel_Primary)
2641 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2886 {
2642 return; /* outside window */ 2887 /* internal selection */
2643 2888 char *str = rxvt_wcstombs (selection.text, selection.len);
2644 if (R->selection.text != NULL) { /* internal selection */ 2889 paste (str, strlen (str));
2645 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2890 free (str);
2646 R->paste (R->selection.text, R->selection.len);
2647 return; 2891 return;
2648 } else { 2892 }
2649 int i; 2893 else
2650 2894 {
2651 R->selection_request_time = tm; 2895 selection_request_time = tm;
2652 R->selection_wait = Sel_normal; 2896 selection_wait = Sel_normal;
2653 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2897
2898#if X_HAVE_UTF8_STRING
2899 selection_type = Sel_UTF8String;
2900 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2901 return;
2902#else
2654 R->selection_type = Sel_CompoundText; 2903 selection_type = Sel_CompoundText;
2655 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2904 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2656 return; 2905 return;
2657 } 2906#endif
2658 } 2907 }
2908
2659 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2909 selection_wait = Sel_none; /* don't loop in selection_paste () */
2660 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2661 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2910 selection_paste (display->root, XA_CUT_BUFFER0, false);
2662} 2911}
2663 2912
2664/* INTPROTO */
2665int 2913int
2666rxvt_selection_request_other(pR_ Atom target, int selnum) 2914rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2667{ 2915{
2668 Atom sel; 2916 Atom sel;
2669#ifdef DEBUG_SELECT
2670 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2671#endif
2672 2917
2673 R->selection_type |= selnum; 2918 selection_type |= selnum;
2919
2674 if (selnum == Sel_Primary) 2920 if (selnum == Sel_Primary)
2675 sel = XA_PRIMARY; 2921 sel = XA_PRIMARY;
2676 else if (selnum == Sel_Secondary) 2922 else if (selnum == Sel_Secondary)
2677 sel = XA_SECONDARY; 2923 sel = XA_SECONDARY;
2678 else 2924 else
2679 sel = R->xa[XA_CLIPBOARD]; 2925 sel = xa[XA_CLIPBOARD];
2926
2680 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2927 if (XGetSelectionOwner (dpy, sel) != None)
2681 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2928 {
2682 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2929 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2683 R->TermWin.vt, R->selection_request_time); 2930 vt, selection_request_time);
2684 return 1; 2931 return 1;
2685 } 2932 }
2933
2686 return 0; 2934 return 0;
2687} 2935}
2688 2936
2689/* ------------------------------------------------------------------------- */ 2937/* ------------------------------------------------------------------------- */
2690/* 2938/*
2691 * Clear all selected text 2939 * Clear all selected text
2692 * EXT: SelectionClear 2940 * EXT: SelectionClear
2693 */ 2941 */
2694/* EXTPROTO */
2695void 2942void
2696rxvt_selection_clear(pR) 2943rxvt_term::selection_clear () NOTHROW
2697{ 2944{
2698 D_SELECT((stderr, "rxvt_selection_clear()"));
2699
2700 R->want_refresh = 1; 2945 want_refresh = 1;
2701 if (R->selection.text)
2702 free(R->selection.text); 2946 free (selection.text);
2703 R->selection.text = NULL; 2947 selection.text = NULL;
2704 R->selection.len = 0; 2948 selection.len = 0;
2705 CLEAR_SELECTION(R); 2949 CLEAR_SELECTION ();
2950
2951 if (display->selection_owner == this)
2952 display->selection_owner = 0;
2706} 2953}
2707 2954
2708/* ------------------------------------------------------------------------- */ 2955/* ------------------------------------------------------------------------- */
2709/* 2956/*
2710 * Copy a selection into the cut buffer 2957 * Copy a selection into the cut buffer
2711 * EXT: button 1 or 3 release 2958 * EXT: button 1 or 3 release
2712 */ 2959 */
2713/* EXTPROTO */
2714void 2960void
2715rxvt_selection_make(pR_ Time tm) 2961rxvt_term::selection_make (Time tm)
2716{ 2962{
2717 int i, col, end_col, row, end_row; 2963 int i;
2718 unsigned char *new_selection_text; 2964 wchar_t *new_selection_text;
2719 char *str; 2965 text_t *t;
2720 text_t *t;
2721#ifdef ACS_ASCII
2722 rend_t *re;
2723#endif
2724 2966
2725 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2726 switch (R->selection.op) { 2967 switch (selection.op)
2968 {
2727 case SELECTION_CONT: 2969 case SELECTION_CONT:
2728 break; 2970 break;
2729 case SELECTION_INIT: 2971 case SELECTION_INIT:
2730 CLEAR_SELECTION(R); 2972 CLEAR_SELECTION ();
2731 /* FALLTHROUGH */ 2973 /* FALLTHROUGH */
2732 case SELECTION_BEGIN: 2974 case SELECTION_BEGIN:
2733 R->selection.op = SELECTION_DONE; 2975 selection.op = SELECTION_DONE;
2734 /* FALLTHROUGH */ 2976 /* FALLTHROUGH */
2735 default: 2977 default:
2736 return; 2978 return;
2737 } 2979 }
2980
2738 R->selection.op = SELECTION_DONE; 2981 selection.op = SELECTION_DONE;
2739 2982
2740 if (R->selection.clicks == 4) 2983 if (selection.clicks == 4)
2741 return; /* nothing selected, go away */ 2984 return; /* nothing selected, go away */
2742 2985
2986 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2987 return;
2988
2743 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2989 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2744 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2990 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2745 2991
2746 new_selection_text = (unsigned char *)str; 2992 int ofs = 0;
2993 int extra = 0;
2747 2994
2748 col = R->selection.beg.col; 2995 int col = selection.beg.col;
2749 MAX_IT(col, 0); 2996 int row = selection.beg.row;
2750 row = R->selection.beg.row + R->TermWin.saveLines;
2751 end_row = R->selection.end.row + R->TermWin.saveLines;
2752 2997
2998 int end_col;
2999
2753 for (; row <= end_row; row++, col = 0) 3000 for (; row <= selection.end.row; row++, col = 0)
3001 {
3002#if !ENABLE_MINIMAL
3003 if (selection.rect)
2754 { 3004 {
2755 t = &(R->screen.text[row][col]); 3005 col = selection.beg.col;
2756
2757 end_col = R->screen.tlen[row];
2758
2759 if (end_col == -1)
2760 end_col = R->TermWin.ncol; 3006 end_col = ncol + 1;
3007 }
3008 else
3009#endif
3010 end_col = ROW(row).l;
2761 3011
3012 col = max (col, 0);
3013
2762 if (row == end_row) 3014 if (row == selection.end.row
3015#if !ENABLE_MINIMAL
3016 || selection.rect
3017#endif
3018 )
2763 MIN_IT (end_col, R->selection.end.col); 3019 min_it (end_col, selection.end.col);
2764 3020
3021 t = ROW(row).t + col;
3022
2765 for (; col < end_col; col++) 3023 for (; col < end_col; col++)
3024 {
2766 if (*t == NOCHAR) 3025 if (*t == NOCHAR)
2767 t++; 3026 t++;
3027#if ENABLE_COMBINING
3028 else if (IS_COMPOSE (*t))
3029 {
3030 int len = rxvt_composite.expand (*t, 0);
3031
3032 extra -= (len - 1);
3033
3034 if (extra < 0)
3035 {
3036 extra += i;
3037 i += i;
3038 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3039 }
3040
3041 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3042 }
3043#endif
2768 else 3044 else
2769 { 3045 new_selection_text[ofs++] = *t++;
2770 int len = wctomb (str, *t++);
2771 if (len > 0)
2772 str += len;
2773 }
2774
2775 if (R->screen.tlen[row] != -1 && row != end_row)
2776 *str++ = '\n';
2777 } 3046 }
2778 3047
2779#ifndef NO_OLD_SELECTION 3048#if !ENABLE_MINIMAL
2780 if (R->selection_style == OLD_SELECT) 3049 if (selection.rect)
2781 if (end_col == R->TermWin.ncol) 3050 {
2782 *str++ = '\n'; 3051 while (ofs
3052 && new_selection_text[ofs - 1] != C0_LF
3053 && unicode::is_space (new_selection_text[ofs - 1]))
3054 --ofs;
3055
3056 new_selection_text[ofs++] = C0_LF;
3057 }
3058 else
2783#endif 3059#endif
2784#ifndef NO_NEW_SELECTION 3060 if (!ROW(row).is_longer () && row != selection.end.row)
2785 if (R->selection_style != OLD_SELECT) 3061 new_selection_text[ofs++] = C0_LF;
3062 }
3063
2786 if (end_col != R->selection.end.col) 3064 if (end_col != selection.end.col)
2787 *str++ = '\n'; 3065 new_selection_text[ofs++] = C0_LF;
2788#endif
2789 *str = '\0';
2790 3066
2791 i = str - (char *)new_selection_text; 3067 new_selection_text[ofs] = 0;
3068
2792 if (i == 0) 3069 if (ofs == 0)
2793 { 3070 {
2794 free (new_selection_text); 3071 free (new_selection_text);
2795 return; 3072 return;
2796 } 3073 }
2797 3074
2798 // due to MB_MAX_CUR, selection wastage is usually high
2799 if (str - (char *)new_selection_text > 1024)
2800 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2801
2802 R->selection.len = i;
2803 if (R->selection.text)
2804 free (R->selection.text); 3075 free (selection.text);
2805 3076
2806 R->selection.text = new_selection_text; 3077 // we usually allocate much more than necessary, so realloc it smaller again
3078 selection.len = ofs;
3079 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2807 3080
2808 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3081 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2809 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3082 return;
2810 rxvt_print_error("can't get primary selection"); 3083
2811 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3084 selection_grab (tm);
2812 PropModeReplace, R->selection.text, (int)R->selection.len); 3085}
3086
3087bool
3088rxvt_term::selection_grab (Time tm) NOTHROW
3089{
2813 R->selection_time = tm; 3090 selection_time = tm;
2814 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3091
3092 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3093 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3094 {
3095 display->set_selection_owner (this);
3096 return true;
3097 }
3098 else
3099 {
3100 selection_clear ();
3101 return false;
3102 }
3103
3104#if 0
3105 XTextProperty ct;
3106
3107 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3108 {
3109 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3110 XFree (ct.value);
3111 }
3112#endif
2815} 3113}
2816 3114
2817/* ------------------------------------------------------------------------- */ 3115/* ------------------------------------------------------------------------- */
2818/* 3116/*
2819 * Mark or select text based upon number of clicks: 1, 2, or 3 3117 * Mark or select text based upon number of clicks: 1, 2, or 3
2820 * EXT: button 1 press 3118 * EXT: button 1 press
2821 */ 3119 */
2822/* EXTPROTO */
2823void 3120void
2824rxvt_selection_click(pR_ int clicks, int x, int y) 3121rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2825{ 3122{
2826 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2827
2828 clicks = ((clicks - 1) % 3) + 1; 3123 clicks = ((clicks - 1) % 3) + 1;
2829 R->selection.clicks = clicks; /* save clicks so extend will work */ 3124 selection.clicks = clicks; /* save clicks so extend will work */
2830 3125
3126 if (clicks == 2 && !selection.rect
3127 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3128 {
3129 MEvent.clicks = 1; // what a mess
3130 selection.screen = current_screen;
3131 selection.op = SELECTION_CONT;
3132 return;
3133 }
3134
2831 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3135 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3136
2832 if (clicks == 2 || clicks == 3) 3137 if (clicks == 2 || clicks == 3)
2833 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3138 selection_extend_colrow (selection.mark.col,
2834 R->selection.mark.row 3139 selection.mark.row - view_start,
2835 + R->TermWin.view_start,
2836 0, /* button 3 */ 3140 0, /* button 3 */
2837 1, /* button press */ 3141 1, /* button press */
2838 0); /* click change */ 3142 0); /* click change */
2839} 3143}
2840 3144
2841/* ------------------------------------------------------------------------- */ 3145/* ------------------------------------------------------------------------- */
2842/* 3146/*
2843 * Mark a selection at the specified col/row 3147 * Mark a selection at the specified col/row
2844 */ 3148 */
2845/* INTPROTO */
2846void 3149void
2847rxvt_selection_start_colrow(pR_ int col, int row) 3150rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2848{ 3151{
2849 R->want_refresh = 1; 3152 want_refresh = 1;
3153
3154 selection.mark.row = row + view_start;
2850 R->selection.mark.col = col; 3155 selection.mark.col = col;
2851 R->selection.mark.row = row - R->TermWin.view_start; 3156
2852 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3157 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2853 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3158 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3159
3160 while (selection.mark.col > 0
3161 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2854 MAX_IT(R->selection.mark.col, 0); 3162 --selection.mark.col;
2855 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2856 3163
2857 if (R->selection.op) { /* clear the old selection */ 3164 if (selection.op)
3165 {
3166 /* clear the old selection */
2858 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3167 selection.beg.row = selection.end.row = selection.mark.row;
2859 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3168 selection.beg.col = selection.end.col = selection.mark.col;
2860 } 3169 }
3170
2861 R->selection.op = SELECTION_INIT; 3171 selection.op = SELECTION_INIT;
2862 R->selection.screen = R->current_screen; 3172 selection.screen = current_screen;
2863} 3173}
2864 3174
2865/* ------------------------------------------------------------------------- */ 3175/* ------------------------------------------------------------------------- */
2866/* 3176/*
2867 * Word select: select text for 2 clicks 3177 * Word select: select text for 2 clicks
2868 * We now only find out the boundary in one direction 3178 * We now only find out the boundary in one direction
2869 */ 3179 */
2870 3180
2871/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3181/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2872#define DELIMIT_TEXT(x) \ 3182#define DELIMIT_TEXT(x) \
2873 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3183 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2874#define DELIMIT_REND(x) 1 3184#define DELIMIT_REND(x) 1
2875 3185
2876/* INTPROTO */
2877void 3186void
2878rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3187rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2879{ 3188{
2880 int col, row, dirnadd, tcol, trow, w1, w2; 3189 int col, row, dirnadd, tcol, trow, w1, w2;
2881 row_col_t bound; 3190 row_col_t bound;
2882 text_t *stp; 3191 text_t *stp;
2883 rend_t *srp; 3192 rend_t *srp;
2884 3193
2885 if (dirn == UP) { 3194 if (dirn == UP)
2886 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3195 {
3196 bound.row = top_row - 1;
2887 bound.col = 0; 3197 bound.col = 0;
2888 dirnadd = -1; 3198 dirnadd = -1;
2889 } else { 3199 }
2890 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3200 else
3201 {
3202 bound.row = nrow;
2891 bound.col = R->TermWin.ncol - 1; 3203 bound.col = ncol - 1;
2892 dirnadd = 1; 3204 dirnadd = 1;
2893 } 3205 }
2894 row = mark->row + R->TermWin.saveLines; 3206
3207 row = mark->row;
2895 col = mark->col; 3208 col = max (mark->col, 0);
2896 MAX_IT(col, 0); 3209
2897/* find the edge of a word */ 3210 /* find the edge of a word */
2898 stp = &(R->screen.text[row][col]); 3211 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2899 w1 = DELIMIT_TEXT(*stp); 3212 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2900 3213
2901 if (R->selection_style != NEW_SELECT) { 3214 for (;;)
2902 if (w1 == 1) { 3215 {
3216 for (; col != bound.col; col += dirnadd)
3217 {
2903 stp += dirnadd; 3218 stp += dirnadd;
2904 if (DELIMIT_TEXT(*stp) == 1)
2905 goto Old_Word_Selection_You_Die;
2906 col += dirnadd;
2907 }
2908 w1 = 0;
2909 }
2910 srp = (&R->screen.rend[row][col]);
2911 w2 = DELIMIT_REND(*srp);
2912
2913 for (;;) {
2914 for (; col != bound.col; col += dirnadd) {
2915 stp += dirnadd; 3219 srp += dirnadd;
3220
3221 if (*stp == NOCHAR)
3222 continue;
3223
2916 if (DELIMIT_TEXT(*stp) != w1) 3224 if (DELIMIT_TEXT (*stp) != w1)
3225 break;
3226 if (DELIMIT_REND (*srp) != w2)
3227 break;
3228 }
3229
3230 if ((col == bound.col) && (row != bound.row))
3231 {
3232 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3233 {
3234 trow = row + dirnadd;
3235 tcol = dirn == UP ? ncol - 1 : 0;
3236
3237 if (!ROW(trow).t)
2917 break; 3238 break;
2918 srp += dirnadd; 3239
2919 if (DELIMIT_REND(*srp) != w2) 3240 stp = ROW(trow).t + tcol;
3241 srp = ROW(trow).r + tcol;
3242
3243 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2920 break; 3244 break;
2921 } 3245
2922 if ((col == bound.col) && (row != bound.row)) {
2923 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2924 trow = row + dirnadd;
2925 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2926 if (R->screen.text[trow] == NULL)
2927 break;
2928 stp = &(R->screen.text[trow][tcol]);
2929 srp = &(R->screen.rend[trow][tcol]);
2930 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2931 break;
2932 row = trow; 3246 row = trow;
2933 col = tcol; 3247 col = tcol;
2934 continue; 3248 continue;
2935 } 3249 }
2936 } 3250 }
2937 break; 3251 break;
2938 } 3252 }
2939 Old_Word_Selection_You_Die:
2940 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));
2941 3253
2942 if (dirn == DN) 3254 if (dirn == DN)
2943 col++; /* put us on one past the end */ 3255 col++; /* put us on one past the end */
2944 3256
2945/* Poke the values back in */ 3257 /* Poke the values back in */
2946 ret->row = row - R->TermWin.saveLines; 3258 ret->row = row;
2947 ret->col = col; 3259 ret->col = col;
2948} 3260}
2949 3261
2950/* ------------------------------------------------------------------------- */ 3262/* ------------------------------------------------------------------------- */
2951/* 3263/*
2952 * Extend the selection to the specified x/y pixel location 3264 * Extend the selection to the specified x/y pixel location
2953 * EXT: button 3 press; button 1 or 3 drag 3265 * EXT: button 3 press; button 1 or 3 drag
2954 * flag == 0 ==> button 1 3266 * flag == 0 ==> button 1
2955 * flag == 1 ==> button 3 press 3267 * flag == 1 ==> button 3 press
2956 * flag == 2 ==> button 3 motion 3268 * flag == 2 ==> button 3 motion
2957 */ 3269 */
2958/* EXTPROTO */
2959void 3270void
2960rxvt_selection_extend(pR_ int x, int y, int flag) 3271rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2961{ 3272{
2962 int col, row; 3273 int col = clamp (Pixel2Col (x), 0, ncol);
3274 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2963 3275
2964 col = Pixel2Col(x); 3276 /*
2965 row = Pixel2Row(y);
2966 MAX_IT(row, 0);
2967 MIN_IT(row, (int)R->TermWin.nrow - 1);
2968 MAX_IT(col, 0);
2969 MIN_IT(col, (int)R->TermWin.ncol);
2970#ifndef NO_NEW_SELECTION
2971/*
2972 * If we're selecting characters (single click) then we must check first 3277 * If we're selecting characters (single click) then we must check first
2973 * if we are at the same place as the original mark. If we are then 3278 * if we are at the same place as the original mark. If we are then
2974 * select nothing. Otherwise, if we're to the right of the mark, you have to 3279 * select nothing. Otherwise, if we're to the right of the mark, you have to
2975 * be _past_ a character for it to be selected. 3280 * be _past_ a character for it to be selected.
2976 */ 3281 */
2977 if (R->selection_style != OLD_SELECT) {
2978 if (((R->selection.clicks % 3) == 1) && !flag 3282 if (((selection.clicks % 3) == 1) && !flag
2979 && (col == R->selection.mark.col 3283 && (col == selection.mark.col
2980 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3284 && (row == selection.mark.row - view_start)))
3285 {
2981 /* select nothing */ 3286 /* select nothing */
2982 R->selection.beg.row = R->selection.end.row = 0; 3287 selection.beg.row = selection.end.row = 0;
2983 R->selection.beg.col = R->selection.end.col = 0; 3288 selection.beg.col = selection.end.col = 0;
2984 R->selection.clicks = 4; 3289 selection.clicks = 4;
2985 R->want_refresh = 1; 3290 want_refresh = 1;
2986 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2987 return; 3291 return;
2988 }
2989 } 3292 }
2990#endif 3293
2991 if (R->selection.clicks == 4) 3294 if (selection.clicks == 4)
2992 R->selection.clicks = 1; 3295 selection.clicks = 1;
3296
2993 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3297 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2994 flag == 1 ? 1 : 0, /* ? button press */ 3298 flag == 1 ? 1 : 0, /* ? button press */
2995 0); /* no click change */ 3299 0); /* no click change */
2996} 3300}
2997 3301
2998/* ------------------------------------------------------------------------- */ 3302/* ------------------------------------------------------------------------- */
2999/* 3303/*
3000 * Extend the selection to the specified col/row 3304 * Extend the selection to the specified col/row
3001 */ 3305 */
3002/* INTPROTO */
3003void 3306void
3004rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3307rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3005{ 3308{
3006 int16_t ncol = R->TermWin.ncol;
3007 int end_col;
3008 row_col_t pos; 3309 row_col_t pos;
3009 enum { 3310 enum {
3010 LEFT, RIGHT 3311 LEFT, RIGHT
3011 } closeto = RIGHT; 3312 } closeto = RIGHT;
3012 3313
3013 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));
3014 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));
3015
3016 R->want_refresh = 1; 3314 want_refresh = 1;
3315
3017 switch (R->selection.op) { 3316 switch (selection.op)
3317 {
3018 case SELECTION_INIT: 3318 case SELECTION_INIT:
3019 CLEAR_SELECTION(R); 3319 CLEAR_SELECTION ();
3020 R->selection.op = SELECTION_BEGIN; 3320 selection.op = SELECTION_BEGIN;
3021 /* FALLTHROUGH */ 3321 /* FALLTHROUGH */
3022 case SELECTION_BEGIN: 3322 case SELECTION_BEGIN:
3023 if (row != R->selection.mark.row || col != R->selection.mark.col 3323 if (row != selection.mark.row || col != selection.mark.col
3024 || (!button3 && buttonpress)) 3324 || (!button3 && buttonpress))
3025 R->selection.op = SELECTION_CONT; 3325 selection.op = SELECTION_CONT;
3026 break; 3326 break;
3027 case SELECTION_DONE: 3327 case SELECTION_DONE:
3028 R->selection.op = SELECTION_CONT; 3328 selection.op = SELECTION_CONT;
3029 /* FALLTHROUGH */ 3329 /* FALLTHROUGH */
3030 case SELECTION_CONT: 3330 case SELECTION_CONT:
3031 break; 3331 break;
3032 case SELECTION_CLEAR: 3332 case SELECTION_CLEAR:
3033 rxvt_selection_start_colrow(aR_ col, row); 3333 selection_start_colrow (col, row);
3034 /* FALLTHROUGH */ 3334 /* FALLTHROUGH */
3035 default: 3335 default:
3036 return; 3336 return;
3037 } 3337 }
3338
3038 if (R->selection.beg.col == R->selection.end.col 3339 if (selection.beg.col == selection.end.col
3039 && R->selection.beg.col != R->selection.mark.col 3340 && selection.beg.col != selection.mark.col
3040 && R->selection.beg.row == R->selection.end.row 3341 && selection.beg.row == selection.end.row
3041 && R->selection.beg.row != R->selection.mark.row) { 3342 && selection.beg.row != selection.mark.row)
3343 {
3042 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3344 selection.beg.col = selection.end.col = selection.mark.col;
3043 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3345 selection.beg.row = selection.end.row = selection.mark.row;
3044 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));
3045 } 3346 }
3046 3347
3047 pos.col = col; 3348 pos.col = col;
3048 pos.row = row; 3349 pos.row = view_start + row;
3049 3350
3050 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3351 /*
3051 3352 * This is mainly xterm style selection with a couple of differences, mainly
3052#ifndef NO_OLD_SELECTION 3353 * in the way button3 drag extension works.
3053/* 3354 * We're either doing: button1 drag; button3 press; or button3 drag
3054 * This mimics some of the selection behaviour of version 2.20 and before. 3355 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3055 * There are no ``selection modes'', button3 is always character extension. 3356 * is always at the left/right edge of the selection.
3056 * Note: button3 drag is always available, c.f. v2.20 3357 * b) button3 press: extend/contract character/word/line at whichever edge of
3057 * Selection always terminates (left or right as appropriate) at the mark. 3358 * the selection we are closest to.
3359 * c) button3 drag : extend/contract character/word/line - we select around
3360 * a point/word/line which is either the start or end of the selection
3361 * and it was decided by whichever point/word/line was `fixed' at the
3362 * time of the most recent button3 press
3058 */ 3363 */
3059 if (R->selection_style == OLD_SELECT) { 3364 if (button3 && buttonpress)
3060 if (R->selection.clicks == 1 || button3) { 3365 {
3061 if (R->hate_those_clicks) { 3366 /* button3 press */
3062 R->hate_those_clicks = 0; 3367 /*
3063 if (R->selection.clicks == 1) { 3368 * first determine which edge of the selection we are closest to
3064 R->selection.beg.row = R->selection.mark.row; 3369 */
3065 R->selection.beg.col = R->selection.mark.col; 3370 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3066 } else { 3371 || (!ROWCOL_IS_AFTER (pos, selection.end)
3372 && (((pos.col - selection.beg.col)
3373 + ((pos.row - selection.beg.row) * ncol))
3374 < ((selection.end.col - pos.col)
3375 + ((selection.end.row - pos.row) * ncol)))))
3376 closeto = LEFT;
3377
3378 if (closeto == LEFT)
3379 {
3380 selection.beg.row = pos.row;
3381 selection.beg.col = pos.col;
3382 selection.mark.row = selection.end.row;
3383 selection.mark.col = selection.end.col - (selection.clicks == 2);
3384 }
3385 else
3386 {
3387 selection.end.row = pos.row;
3388 selection.end.col = pos.col;
3067 R->selection.mark.row = R->selection.beg.row; 3389 selection.mark.row = selection.beg.row;
3068 R->selection.mark.col = R->selection.beg.col; 3390 selection.mark.col = selection.beg.col;
3391 }
3392 }
3393 else
3394 {
3395 /* button1 drag or button3 drag */
3396 if (ROWCOL_IS_AFTER (selection.mark, pos))
3397 {
3398 if (selection.mark.row == selection.end.row
3399 && selection.mark.col == selection.end.col
3400 && clickchange
3401 && selection.clicks == 2)
3402 selection.mark.col--;
3403
3404 selection.beg.row = pos.row;
3405 selection.beg.col = pos.col;
3406 selection.end.row = selection.mark.row;
3407 selection.end.col = selection.mark.col + (selection.clicks == 2);
3408 }
3409 else
3410 {
3411 selection.beg.row = selection.mark.row;
3412 selection.beg.col = selection.mark.col;
3413 selection.end.row = pos.row;
3414 selection.end.col = pos.col;
3415 }
3416 }
3417
3418 if (selection.clicks == 1)
3419 {
3420 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3421 && !ROW(selection.beg.row).is_longer ()
3422#if !ENABLE_MINIMAL
3423 && !selection.rect
3424#endif
3425 )
3426 selection.beg.col = ncol;
3427
3428 if (
3429 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3430 && !ROW(selection.end.row).is_longer ()
3431#if !ENABLE_MINIMAL
3432 && !selection.rect
3433#endif
3434 )
3435 selection.end.col = ncol;
3436 }
3437 else if (selection.clicks == 2)
3438 {
3439 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3440 selection.end.col--;
3441
3442 selection_delimit_word (UP, &selection.beg, &selection.beg);
3443 selection_delimit_word (DN, &selection.end, &selection.end);
3444 }
3445 else if (selection.clicks == 3)
3446 {
3447#if ENABLE_FRILLS
3448 if (option (Opt_tripleclickwords))
3449 {
3450 selection_delimit_word (UP, &selection.beg, &selection.beg);
3451
3452 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3453 {
3454 if (!ROW(end_row).is_longer ())
3455 {
3456 selection.end.row = end_row;
3457 selection.end.col = ROW(end_row).l;
3458# if !ENABLE_MINIMAL
3459 selection_remove_trailing_spaces ();
3460# endif
3461 break;
3069 } 3462 }
3070 } 3463 }
3071 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3072 R->selection.end.row = R->selection.mark.row;
3073 R->selection.end.col = R->selection.mark.col + 1;
3074 R->selection.beg.row = pos.row;
3075 R->selection.beg.col = pos.col;
3076 } else {
3077 R->selection.beg.row = R->selection.mark.row;
3078 R->selection.beg.col = R->selection.mark.col;
3079 R->selection.end.row = pos.row;
3080 R->selection.end.col = pos.col + 1;
3081 } 3464 }
3082 } else if (R->selection.clicks == 2) { 3465 else
3083 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3466#endif
3084 &(R->selection.beg)); 3467 {
3085 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3468 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3086 &(R->selection.end)); 3469 selection.mark.col++;
3087 R->hate_those_clicks = 1; 3470
3088 } else if (R->selection.clicks == 3) {
3089 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3090 R->selection.beg.col = 0; 3471 selection.beg.col = 0;
3091 R->selection.end.col = ncol; 3472 selection.end.col = ncol;
3092 R->hate_those_clicks = 1; 3473
3093 } 3474 // select a complete logical line
3094 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)); 3475 while (selection.beg.row > -saveLines
3095 return; 3476 && ROW(selection.beg.row - 1).is_longer ())
3096 } 3477 selection.beg.row--;
3097#endif /* ! NO_OLD_SELECTION */ 3478
3098#ifndef NO_NEW_SELECTION 3479 while (selection.end.row < nrow
3099/* selection_style must not be OLD_SELECT to get here */ 3480 && ROW(selection.end.row).is_longer ())
3100/* 3481 selection.end.row++;
3101 * This is mainly xterm style selection with a couple of differences, mainly
3102 * in the way button3 drag extension works.
3103 * We're either doing: button1 drag; button3 press; or button3 drag
3104 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3105 * is always at the left/right edge of the R->selection.
3106 * b) button3 press: extend/contract character/word/line at whichever edge of
3107 * the selection we are closest to.
3108 * c) button3 drag : extend/contract character/word/line - we select around
3109 * a point/word/line which is either the start or end of the selection
3110 * and it was decided by whichever point/word/line was `fixed' at the
3111 * time of the most recent button3 press
3112 */
3113 if (button3 && buttonpress) { /* button3 press */
3114 /* 3482 }
3115 * first determine which edge of the selection we are closest to 3483 }
3116 */ 3484
3117 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3485 if (button3 && buttonpress)
3118 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3486 {
3119 && (((pos.col - R->selection.beg.col) 3487 /* mark may need to be changed */
3120 + ((pos.row - R->selection.beg.row) * ncol))
3121 < ((R->selection.end.col - pos.col)
3122 + ((R->selection.end.row - pos.row) * ncol)))))
3123 closeto = LEFT;
3124 if (closeto == LEFT) { 3488 if (closeto == LEFT)
3125 R->selection.beg.row = pos.row; 3489 {
3126 R->selection.beg.col = pos.col;
3127 R->selection.mark.row = R->selection.end.row; 3490 selection.mark.row = selection.end.row;
3128 R->selection.mark.col = R->selection.end.col 3491 selection.mark.col = selection.end.col - (selection.clicks == 2);
3129 - (R->selection.clicks == 2); 3492 }
3130 } else { 3493 else
3131 R->selection.end.row = pos.row; 3494 {
3132 R->selection.end.col = pos.col;
3133 R->selection.mark.row = R->selection.beg.row; 3495 selection.mark.row = selection.beg.row;
3134 R->selection.mark.col = R->selection.beg.col; 3496 selection.mark.col = selection.beg.col;
3135 }
3136 } else { /* button1 drag or button3 drag */
3137 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3138 if ((R->selection.mark.row == R->selection.end.row)
3139 && (R->selection.mark.col == R->selection.end.col)
3140 && clickchange && R->selection.clicks == 2)
3141 R->selection.mark.col--;
3142 R->selection.beg.row = pos.row;
3143 R->selection.beg.col = pos.col;
3144 R->selection.end.row = R->selection.mark.row;
3145 R->selection.end.col = R->selection.mark.col
3146 + (R->selection.clicks == 2);
3147 } else {
3148 R->selection.beg.row = R->selection.mark.row;
3149 R->selection.beg.col = R->selection.mark.col;
3150 R->selection.end.row = pos.row;
3151 R->selection.end.col = pos.col;
3152 }
3153 }
3154
3155 if (R->selection.clicks == 1) {
3156 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3157 if (end_col != -1 && R->selection.beg.col > end_col) {
3158#if 1
3159 R->selection.beg.col = ncol;
3160#else
3161 if (R->selection.beg.row != R->selection.end.row)
3162 R->selection.beg.col = ncol;
3163 else
3164 R->selection.beg.col = R->selection.mark.col;
3165#endif
3166 }
3167 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3168 if (end_col != -1 && R->selection.end.col > end_col)
3169 R->selection.end.col = ncol;
3170
3171 } else if (R->selection.clicks == 2) {
3172 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3173 R->selection.end.col--;
3174 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3175 &(R->selection.beg));
3176 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3177 &(R->selection.end));
3178 } else if (R->selection.clicks == 3) {
3179#ifndef NO_FRILLS
3180 if ((R->Options & Opt_tripleclickwords)) {
3181 int end_row;
3182
3183 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3184 &(R->selection.beg));
3185 end_row = R->screen.tlen[R->selection.mark.row
3186 + R->TermWin.saveLines];
3187 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3188 end_row++) {
3189 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3190 if (end_col != -1) {
3191 R->selection.end.row = end_row;
3192 R->selection.end.col = end_col;
3193 rxvt_selection_remove_trailing_spaces(aR);
3194 break;
3195 }
3196 }
3197 } else
3198#endif
3199 { 3497 }
3200 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3201 R->selection.mark.col++;
3202 R->selection.beg.col = 0;
3203 R->selection.end.col = ncol;
3204 }
3205 } 3498 }
3206 if (button3 && buttonpress) { /* mark may need to be changed */
3207 if (closeto == LEFT) {
3208 R->selection.mark.row = R->selection.end.row;
3209 R->selection.mark.col = R->selection.end.col
3210 - (R->selection.clicks == 2);
3211 } else {
3212 R->selection.mark.row = R->selection.beg.row;
3213 R->selection.mark.col = R->selection.beg.col;
3214 }
3215 }
3216 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));
3217#endif /* ! NO_NEW_SELECTION */
3218}
3219 3499
3220#ifndef NO_FRILLS 3500#if !ENABLE_MINIMAL
3221/* INTPROTO */ 3501 if (selection.rect && selection.beg.col > selection.end.col)
3502 ::swap (selection.beg.col, selection.end.col);
3503#endif
3504}
3505
3506#if !ENABLE_MINIMAL
3222void 3507void
3223rxvt_selection_remove_trailing_spaces(pR) 3508rxvt_term::selection_remove_trailing_spaces () NOTHROW
3224{ 3509{
3225 int32_t end_col, end_row; 3510 int32_t end_col, end_row;
3226 text_t *stp; 3511 text_t *stp;
3227 3512
3228 end_col = R->selection.end.col; 3513 end_col = selection.end.col;
3229 end_row = R->selection.end.row; 3514 end_row = selection.end.row;
3515
3230 for ( ; end_row >= R->selection.beg.row; ) { 3516 for (; end_row >= selection.beg.row; )
3231 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3517 {
3518 stp = ROW(end_row).t;
3519
3232 while (--end_col >= 0) { 3520 while (--end_col >= 0)
3233 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3234 break;
3235 } 3521 {
3236 if (end_col >= 0 3522 if (stp[end_col] != NOCHAR
3237 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3523 && !unicode::is_space (stp[end_col]))
3238 R->selection.end.col = end_col + 1;
3239 R->selection.end.row = end_row;
3240 break; 3524 break;
3241 } 3525 }
3526
3527 if (end_col >= 0
3528 || !ROW(end_row - 1).is_longer ())
3529 {
3530 selection.end.col = end_col + 1;
3531 selection.end.row = end_row;
3532 break;
3533 }
3534
3242 end_row--; 3535 end_row--;
3243 end_col = R->TermWin.ncol; 3536 end_col = ncol;
3244 } 3537 }
3538
3245 if (R->selection.mark.row > R->selection.end.row) { 3539 if (selection.mark.row > selection.end.row)
3540 {
3246 R->selection.mark.row = R->selection.end.row; 3541 selection.mark.row = selection.end.row;
3247 R->selection.mark.col = R->selection.end.col; 3542 selection.mark.col = selection.end.col;
3543 }
3248 } else if (R->selection.mark.row == R->selection.end.row 3544 else if (selection.mark.row == selection.end.row
3249 && R->selection.mark.col > R->selection.end.col) 3545 && selection.mark.col > selection.end.col)
3250 R->selection.mark.col = R->selection.end.col; 3546 selection.mark.col = selection.end.col;
3251} 3547}
3252#endif 3548#endif
3253 3549
3254/* ------------------------------------------------------------------------- */ 3550/* ------------------------------------------------------------------------- */
3255/* 3551/*
3256 * Double click on button 3 when already selected 3552 * Double click on button 3 when already selected
3257 * EXT: button 3 double click 3553 * EXT: button 3 double click
3258 */ 3554 */
3259/* EXTPROTO */
3260void 3555void
3261rxvt_selection_rotate(pR_ int x, int y) 3556rxvt_term::selection_rotate (int x, int y) NOTHROW
3262{ 3557{
3263 R->selection.clicks = R->selection.clicks % 3 + 1; 3558 selection.clicks = selection.clicks % 3 + 1;
3264 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3559 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3265} 3560}
3266
3267/* ------------------------------------------------------------------------- */
3268/*
3269 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3270 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3271 * the X11 protocol.
3272 */
3273typedef CARD32 Atom32;
3274 3561
3275/* ------------------------------------------------------------------------- */ 3562/* ------------------------------------------------------------------------- */
3276/* 3563/*
3277 * Respond to a request for our current selection 3564 * Respond to a request for our current selection
3278 * EXT: SelectionRequest 3565 * EXT: SelectionRequest
3279 */ 3566 */
3280/* EXTPROTO */
3281void 3567void
3282rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3568rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3283{ 3569{
3284 XSelectionEvent ev; 3570 XSelectionEvent ev;
3571
3572 ev.type = SelectionNotify;
3573 ev.property = None;
3574 ev.display = rq.display;
3575 ev.requestor = rq.requestor;
3576 ev.selection = rq.selection;
3577 ev.target = rq.target;
3578 ev.time = rq.time;
3579
3580 if (rq.target == xa[XA_TARGETS])
3581 {
3582 Atom target_list[6];
3583 Atom *target = target_list;
3584
3585 *target++ = xa[XA_TARGETS];
3586 *target++ = xa[XA_TIMESTAMP];
3587 *target++ = XA_STRING;
3588 *target++ = xa[XA_TEXT];
3589 *target++ = xa[XA_COMPOUND_TEXT];
3590#if X_HAVE_UTF8_STRING
3591 *target++ = xa[XA_UTF8_STRING];
3592#endif
3593
3594 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3595 32, PropModeReplace,
3596 (unsigned char *)target_list, target - target_list);
3597 ev.property = rq.property;
3598 }
3599#if TODO // TODO
3600 else if (rq.target == xa[XA_MULTIPLE])
3601 {
3602 /* TODO: Handle MULTIPLE */
3603 }
3604#endif
3605 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3606 {
3607 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3608 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3609 ev.property = rq.property;
3610 }
3611 else if (rq.target == XA_STRING
3612 || rq.target == xa[XA_TEXT]
3613 || rq.target == xa[XA_COMPOUND_TEXT]
3614 || rq.target == xa[XA_UTF8_STRING]
3615 )
3616 {
3617 XTextProperty ct;
3618 Atom target = rq.target;
3619 short freect = 0;
3620 int selectlen;
3621 wchar_t *cl;
3622 enum {
3623 enc_string = XStringStyle,
3624 enc_text = XStdICCTextStyle,
3625 enc_compound_text = XCompoundTextStyle,
3626#ifdef X_HAVE_UTF8_STRING
3627 enc_utf8 = XUTF8StringStyle,
3628#else
3629 enc_utf8 = -1,
3630#endif
3631 } style;
3632
3633 if (target == XA_STRING)
3634 // we actually don't do XA_STRING, but who cares, as i18n clients
3635 // will ask for another format anyways.
3636 style = enc_string;
3637 else if (target == xa[XA_TEXT])
3638 style = enc_text;
3639 else if (target == xa[XA_COMPOUND_TEXT])
3640 style = enc_compound_text;
3641#if !ENABLE_MINIMAL
3642 else if (target == xa[XA_UTF8_STRING])
3643 style = enc_utf8;
3644#endif
3645 else
3646 {
3647 target = xa[XA_COMPOUND_TEXT];
3648 style = enc_compound_text;
3649 }
3650
3651 if (selection.text)
3652 {
3653 cl = selection.text;
3654 selectlen = selection.len;
3655 }
3656 else
3657 {
3658 cl = L"";
3659 selectlen = 0;
3660 }
3661
3662#if !ENABLE_MINIMAL
3663 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3664 // so recode it manually
3665 if (style == enc_utf8)
3666 {
3667 freect = 1;
3668 ct.encoding = target;
3669 ct.format = 8;
3670 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3671 ct.nitems = strlen ((char *)ct.value);
3672 }
3673 else
3674#endif
3675 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3676 freect = 1;
3677 else
3678 {
3679 /* if we failed to convert then send it raw */
3680 ct.value = (unsigned char *)cl;
3681 ct.nitems = selectlen;
3682 ct.encoding = target;
3683 }
3684
3685 XChangeProperty (dpy, rq.requestor, rq.property,
3686 ct.encoding, 8, PropModeReplace,
3687 ct.value, (int)ct.nitems);
3688 ev.property = rq.property;
3689
3690 if (freect)
3691 XFree (ct.value);
3692 }
3693
3694 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3695}
3696
3697/* ------------------------------------------------------------------------- */
3285#ifdef USE_XIM 3698#ifdef USE_XIM
3286 Atom32 target_list[4]; 3699void
3287#else 3700rxvt_term::im_set_position (XPoint &pos) NOTHROW
3288 Atom32 target_list[3]; 3701{
3289#endif 3702 XWindowAttributes xwa;
3290 Atom target;
3291 XTextProperty ct;
3292 XICCEncodingStyle style;
3293 char *cl[2], dummy[1];
3294 3703
3295 ev.type = SelectionNotify; 3704 XGetWindowAttributes (dpy, vt, &xwa);
3296 ev.property = None;
3297 ev.display = rq->display;
3298 ev.requestor = rq->requestor;
3299 ev.selection = rq->selection;
3300 ev.target = rq->target;
3301 ev.time = rq->time;
3302 3705
3303 if (rq->target == R->xa[XA_TARGETS]) { 3706 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3304 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3707 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3305 target_list[1] = (Atom32) XA_STRING; 3708}
3306 target_list[2] = (Atom32) R->xa[XA_TEXT];
3307#ifdef USE_XIM
3308 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3309#endif 3709#endif
3310 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3311 (8 * sizeof(target_list[0])), PropModeReplace,
3312 (unsigned char *)target_list,
3313 (sizeof(target_list) / sizeof(target_list[0])));
3314 ev.property = rq->property;
3315 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3316 /* TODO: Handle MULTIPLE */
3317 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3318 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3319 (8 * sizeof(Time)), PropModeReplace,
3320 (unsigned char *)&R->selection_time, 1);
3321 ev.property = rq->property;
3322 } else if (rq->target == XA_STRING
3323 || rq->target == R->xa[XA_COMPOUND_TEXT]
3324 || rq->target == R->xa[XA_TEXT]) {
3325#ifdef USE_XIM
3326 short freect = 0;
3327#endif
3328 int selectlen;
3329 3710
3330#ifdef USE_XIM 3711#if ENABLE_OVERLAY
3331 if (rq->target != XA_STRING) { 3712void
3332 target = R->xa[XA_COMPOUND_TEXT]; 3713rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3333 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3714{
3334 ? XCompoundTextStyle : XStdICCTextStyle; 3715 if (nrow < 1 || ncol < 1)
3335 } else 3716 return;
3336#endif 3717
3337 { 3718 want_refresh = 1;
3338 target = XA_STRING; 3719
3339 style = XStringStyle; 3720 scr_overlay_off ();
3340 } 3721
3341 if (R->selection.text) { 3722 if (x < 0) x = ncol - w;
3342 cl[0] = (char *)R->selection.text; 3723 if (y < 0) y = nrow - h;
3343 selectlen = R->selection.len; 3724
3344 } else { 3725 // make space for border
3345 cl[0] = dummy; 3726 w += 2; min_it (w, ncol);
3346 *dummy = '\0'; 3727 h += 2; min_it (h, nrow);
3347 selectlen = 0; 3728
3348 } 3729 x -= 1; clamp_it (x, 0, ncol - w);
3349#ifdef USE_XIM 3730 y -= 1; clamp_it (y, 0, nrow - h);
3350 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3731
3351 == Success) /* if we failed to convert then send it raw */ 3732 ov_x = x; ov_y = y;
3352 freect = 1; 3733 ov_w = w; ov_h = h;
3734
3735 ov_text = new text_t *[h];
3736 ov_rend = new rend_t *[h];
3737
3738 for (y = 0; y < h; y++)
3739 {
3740 text_t *tp = ov_text[y] = new text_t[w];
3741 rend_t *rp = ov_rend[y] = new rend_t[w];
3742
3743 text_t t0, t1, t2;
3744 rend_t r = OVERLAY_RSTYLE;
3745
3746 if (y == 0)
3747 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3748 else if (y < h - 1)
3749 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3353 else 3750 else
3354#endif 3751 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3355 { 3752
3356 ct.value = (unsigned char *)cl[0]; 3753 *tp++ = t0;
3357 ct.nitems = selectlen; 3754 *rp++ = r;
3755
3756 for (x = w - 2; x > 0; --x)
3358 } 3757 {
3359 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3758 *tp++ = t1;
3360 target, 8, PropModeReplace, 3759 *rp++ = r;
3361 ct.value, (int)ct.nitems); 3760 }
3362 ev.property = rq->property; 3761
3363#ifdef USE_XIM 3762 *tp = t2;
3364 if (freect) 3763 *rp = r;
3365 XFree(ct.value); 3764 }
3366#endif 3765}
3766
3767void
3768rxvt_term::scr_overlay_off () NOTHROW
3769{
3770 if (!ov_text)
3771 return;
3772
3773 want_refresh = 1;
3774
3775 for (int y = 0; y < ov_h; y++)
3367 } 3776 {
3368 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3777 delete [] ov_text[y];
3778 delete [] ov_rend[y];
3779 }
3780
3781 delete [] ov_text; ov_text = 0;
3782 delete [] ov_rend; ov_rend = 0;
3369} 3783}
3370 3784
3785void
3786rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3787{
3788 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3789 return;
3790
3791 x++, y++;
3792
3793 ov_text[y][x] = text;
3794 ov_rend[y][x] = rend;
3795}
3796
3797void
3798rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3799{
3800 while (*s)
3801 scr_overlay_set (x++, y, *s++);
3802}
3803
3804void
3805rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3806{
3807 while (*s)
3808 {
3809 text_t t = *s++;
3810 int width = WCWIDTH (t);
3811
3812 while (width--)
3813 {
3814 scr_overlay_set (x++, y, t);
3815 t = NOCHAR;
3816 }
3817 }
3818}
3819
3820void
3821rxvt_term::scr_swap_overlay () NOTHROW
3822{
3823 if (!ov_text)
3824 return;
3825
3826 // swap screen mem with overlay
3827 for (int y = ov_h; y--; )
3828 {
3829 text_t *t1 = ov_text[y];
3830 rend_t *r1 = ov_rend[y];
3831
3832 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3833 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3834
3835 for (int x = ov_w; x--; )
3836 {
3837 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3838 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3839 }
3840 }
3841}
3842
3843#endif
3371/* ------------------------------------------------------------------------- * 3844/* ------------------------------------------------------------------------- */
3372 * MOUSE ROUTINES *
3373 * ------------------------------------------------------------------------- */
3374 3845
3375/*
3376 * return col/row values corresponding to x/y pixel values
3377 */
3378/* EXTPROTO */
3379void
3380rxvt_pixel_position(pR_ int *x, int *y)
3381{
3382 *x = Pixel2Col(*x);
3383/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3384 *y = Pixel2Row(*y);
3385/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3386}
3387/* ------------------------------------------------------------------------- */
3388#ifdef USE_XIM
3389/* EXTPROTO */
3390void
3391rxvt_setPosition(pR_ XPoint *pos)
3392{
3393 XWindowAttributes xwa;
3394
3395 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3396 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3397 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3398 - R->TermWin.lineSpace;
3399}
3400#endif
3401/* ------------------------------------------------------------------------- */
3402
3403/* ------------------------------------------------------------------------- *
3404 * DEBUG ROUTINES *
3405 * ------------------------------------------------------------------------- */
3406#if 0
3407/* INTPROTO */
3408void
3409rxvt_debug_colors(void)
3410{
3411 int color;
3412 const char *name[] = {
3413 "fg", "bg",
3414 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3415 };
3416
3417 fprintf(stderr, "Color ( ");
3418 if (R->rstyle & RS_RVid)
3419 fprintf(stderr, "rvid ");
3420 if (R->rstyle & RS_Bold)
3421 fprintf(stderr, "bold ");
3422 if (R->rstyle & RS_Blink)
3423 fprintf(stderr, "blink ");
3424 if (R->rstyle & RS_Uline)
3425 fprintf(stderr, "uline ");
3426 fprintf(stderr, "): ");
3427
3428 color = GET_FGCOLOR(R->rstyle);
3429#ifndef NO_BRIGHTCOLOR
3430 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3431 color -= (minBrightCOLOR - minCOLOR);
3432 fprintf(stderr, "bright ");
3433 }
3434#endif
3435 fprintf(stderr, "%s on ", name[color]);
3436
3437 color = GET_BGCOLOR(R->rstyle);
3438#ifndef NO_BRIGHTCOLOR
3439 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3440 color -= (minBrightCOLOR - minCOLOR);
3441 fprintf(stderr, "bright ");
3442 }
3443#endif
3444 fprintf(stderr, "%s\n", name[color]);
3445}
3446#endif

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