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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.12 by pcg, Thu Dec 18 14:11:47 2003 UTC vs.
Revision 1.308 by root, Tue Jul 15 16:41:22 2008 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.12 2003/12/18 14:11:47 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
36#include "salloc.C" // HACK!! 33#include "salloc.C" // HACK, should be a seperate compile!
37 34
38inline void fill_text (text_t *start, text_t value, int len) 35static inline void fill_text (text_t *start, text_t value, int len)
39{ 36{
40 while (len--) 37 while (len--)
41 *start++ = value; 38 *start++ = value;
42} 39}
43 40
44/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384 42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */ 44#define TABSIZE 8 /* default tab size */
47 45
48/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 49#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 50 if (option (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 51 view_start = 0
54#define CLEAR_SELECTION(R) \ 52#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 55#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 56 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 57 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 58 = selection.end.row = selection.end.col = 0
61 59
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 61 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 63 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 65 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 67 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 69 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 71 (((A) == (C)) && ((B) <= (D)))
74 72
75/* these must be row_col_t */ 73/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 74#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 75 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 76#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 78#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 80#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 86
89/* 87/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 88 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 89 */
94#define drawBuffer TermWin.vt
95
96#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \
98 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \
99 Row2Pixel(row), (unsigned int)TermWin.width, \
100 (unsigned int)Height2Pixel(num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 90#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 91 if (mapped) \
104 XClearArea (Xdisplay, drawBuffer, x, y, \ 92 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel(num), \ 93 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 94 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \
110 TermWin.int_bwidth, Row2Pixel(row), \
111 (unsigned int)TermWin.width, \
112 (unsigned int)Height2Pixel(num))
113 95
114/* ------------------------------------------------------------------------- * 96/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 97 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 98 * ------------------------------------------------------------------------- */
99
117/* Fill part/all of a line with blanks. */ 100/* Fill part/all of a line with blanks. */
118void 101void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 102rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 103{
121 efs &= ~RS_baseattrMask; 104 if (!l.t)
105 {
106 lalloc (l);
107 col = 0;
108 width = ncol;
109 }
110
111 l.touch ();
112
113 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 114 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
115
116 text_t *et = l.t + col;
117 rend_t *er = l.r + col;
123 118
124 while (width--) 119 while (width--)
125 { 120 {
126 *et++ = ' '; 121 *et++ = ' ';
127 *er++ = efs; 122 *er++ = efs;
… …
129} 124}
130 125
131/* ------------------------------------------------------------------------- */ 126/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 127/* Fill a full line with blanks - make sure it is allocated first */
133void 128void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 129rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 130{
136#ifdef DEBUG_STRICT 131 scr_blank_line (l, 0, ncol, efs);
137 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 132
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 133 l.l = 0;
134 l.f = 0;
146} 135}
147 136
148/* ------------------------------------------------------------------------- * 137/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 138 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 139 * ------------------------------------------------------------------------- */
140
151void 141void
152rxvt_term::scr_reset () 142rxvt_term::scr_reset ()
153{ 143{
154 unsigned int ncol, nrow, total_rows, prev_total_rows; 144#if ENABLE_OVERLAY
155 unsigned int p, q; 145 scr_overlay_off ();
156 int k; 146#endif
157 rend_t setrstyle;
158 147
159 D_SCREEN((stderr, "rxvt_scr_reset()")); 148 rvideo_mode = false;
160
161 TermWin.view_start = 0; 149 view_start = 0;
162 num_scr = 0; 150 num_scr = 0;
163 151
164 if (TermWin.ncol == 0) 152 if (ncol == 0)
165 TermWin.ncol = 80; 153 ncol = 80;
166 154
167 if (TermWin.nrow == 0) 155 if (nrow == 0)
168 TermWin.nrow = 24; 156 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 157
173 if (ncol == prev_ncol && nrow == prev_nrow) 158 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 159 return;
175 160
161 if (current_screen != PRIMARY)
162 scr_swap_screen ();
163
164 // we need at least two lines for wrapping to work correctly
165 while (nrow + saveLines < 2)
166 {
167 //TODO//FIXME
168 saveLines++;
169 prev_nrow--;
170 top_row--;
171 }
172
176 want_refresh = 1; 173 want_refresh = 1;
177 174
175 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 176 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 177
181 screen.tscroll = 0; 178 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 179 screen.bscroll = nrow - 1;
183 180
184 if (!talloc) 181 if (!row_buf)
185 { 182 {
183 /*
184 * first time called so just malloc everything: don't rely on realloc
185 */
186 top_row = 0;
187 term_start = 0;
188
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 189 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 190 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 *));
200 191
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 192 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 193 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
194 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 195
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 196 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 } 197 {
198 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
199 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
200 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
201 }
217 202
218 MEMSET(charsets, 'B', sizeof(charsets)); 203 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 204 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 205 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 206 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 207 screen.charset = 0;
224 current_screen = PRIMARY; 208 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 209 scr_cursor (SAVE);
226 210
227#if NSCREENS 211#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 212 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 213 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 214 swap.charset = 0;
231 current_screen = SECONDARY; 215 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 216 scr_cursor (SAVE);
233 current_screen = PRIMARY; 217 current_screen = PRIMARY;
234#endif 218#endif
235 219
236 selection.text = NULL; 220 selection.text = NULL;
237 selection.len = 0; 221 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 222 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 223 selection.screen = PRIMARY;
240 selection.clicks = 0; 224 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this);
242 rvideo = 0;
243 } 225 }
244 else 226 else
245 { 227 {
246 /* 228 /*
247 * add or delete rows as appropriate 229 * add or delete rows as appropriate
248 */ 230 */
249 setrstyle = DEFAULT_RSTYLE;
250 231
232 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
233 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
234
235#if 0
251 if (nrow < prev_nrow) 236 if (nrow < prev_nrow)
252 { 237 {
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++) 238 for (int row = nrow; row < prev_nrow; row++)
258 { 239 {
259 q = p + TermWin.saveLines; 240 lfree (swap_buf [row]);
260 if (screen.text[q]) 241 lfree (drawn_buf[row]);
242 }
243 }
244#endif
245
246 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
247 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
248
249 for (int row = min (nrow, prev_nrow); row--; )
250 {
251 lresize (drawn_buf[row]);
252 lresize (swap_buf [row]);
253 }
254
255 for (int row = prev_nrow; row < nrow; row++)
256 {
257 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
258 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
259 }
260
261 line_t *old_buf = row_buf;
262 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
263
264 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
265 int pend = MOD (term_start + top_row , prev_total_rows);
266 int q = total_rows; // rewrapped row
267
268 if (top_row)
269 {
270 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
271 // to come up with a lean and mean algorithm.
272
273 row_col_t ocur = screen.cur;
274 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
275
276 do
277 {
278 p = MOD (p - 1, prev_total_rows);
279#ifdef DEBUG_STRICT
280 assert (old_buf [MOD (p, prev_total_rows)].t);
281#endif
282 int plines = 1;
283 int llen = old_buf [MOD (p, prev_total_rows)].l;
284
285 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 286 {
262#ifdef DEBUG_STRICT 287 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 288
264#endif 289 plines++;
265 talloc->free (screen.text[q]); 290 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 291 }
268 if (swap.text[p]) 292
293 int qlines = max (0, (llen - 1) / ncol) + 1;
294
295 // drop partial lines completely
296 if (q < qlines)
297 break;
298
299 q -= qlines;
300
301 int lofs = 0;
302 line_t *qline;
303
304 // re-assemble the full line by destination lines
305 for (int qrow = q; qlines--; qrow++)
269 { 306 {
270#ifdef DEBUG_STRICT 307 qline = row_buf + qrow;
271 assert (swap.rend[p]); 308 lalloc (*qline);
272#endif 309 qline->l = ncol;
273 talloc->free (swap.text[p]); 310 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 311
312 int qcol = 0;
313
314 // see below for cursor adjustment rationale
315 if (p == ocur.row)
316 screen.cur.row = q - (total_rows - nrow);
317
318 // fill a single destination line
319 while (lofs < llen && qcol < ncol)
320 {
321 int prow = lofs / prev_ncol;
322 int pcol = lofs % prev_ncol;
323
324 prow = MOD (p + prow, prev_total_rows);
325
326 // we only adjust the cursor _row_ and put it into
327 // the topmost line of "long line" it was in, as
328 // this seems to upset applications/shells/readline
329 // least.
330 if (prow == ocur.row)
331 screen.cur.row = q - (total_rows - nrow);
332
333 line_t &pline = old_buf [prow];
334
335 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
336
337 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
338 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
339
340 lofs += len;
341 qcol += len;
342 }
275 } 343 }
276#ifdef DEBUG_STRICT 344
277 assert (drawn_text[p] && drawn_rend[p]); 345 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 346 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 347 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 348 }
349 while (p != pend && q > 0);
282 350
283 /* we have fewer rows so fix up cursor position */ 351 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 352 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 353
287 scr_reset_realloc (); /* realloc _last_ */ 354 // make sure all terminal lines exist
288 } 355 while (top_row > 0)
289 else if (nrow > prev_nrow) 356 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 357 }
291 /* add rows */ 358 else
292 scr_reset_realloc (); /* realloc _first_ */ 359 {
360 // if no scrollback exists (yet), wing, instead of wrap
293 361
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 362 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 { 363 {
300 screen.tlen[p] = 0; 364 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 365 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 366
367 qline = pline;
368 lresize (qline);
303 } 369 }
304 370
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++) 371 for (int row = prev_nrow; row < nrow; row++)
309 { 372 {
310 swap.tlen[p] = 0; 373 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 } 374 }
318 375
319 if (k > 0) 376 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 { 377 }
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;
350 378
351 MIN_IT(screen.tlen[p], (int16_t)ncol); 379 free (old_buf);
380 delete old_ta;
381 delete old_ra;
352 382
353 if (ncol > prev_ncol) 383 clamp_it (screen.cur.row, 0, nrow - 1);
354 scr_blank_line (&(screen.text[p][prev_ncol]), 384 clamp_it (screen.cur.col, 0, ncol - 1);
355 &(screen.rend[p][prev_ncol]),
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360 385
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); 386 free (tabs);
395 } 387 }
388
389 CLEAR_ALL_SELECTION ();
396 390
397 prev_nrow = nrow; 391 prev_nrow = nrow;
398 prev_ncol = ncol; 392 prev_ncol = ncol;
399 393
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char)); 394 tabs = (char *)rxvt_malloc (ncol);
401 395
402 for (p = 0; p < ncol; p++) 396 for (int col = ncol; --col; )
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 397 tabs [col] = col % TABSIZE == 0;
398
399 if (current_screen != PRIMARY)
400 scr_swap_screen ();
404 401
405 tt_winch (); 402 tt_winch ();
406}
407 403
408void 404 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} 405}
430 406
431/* ------------------------------------------------------------------------- */ 407/* ------------------------------------------------------------------------- */
432/* 408/*
433 * Free everything. That way malloc debugging can find leakage. 409 * Free everything. That way malloc debugging can find leakage.
434 */ 410 */
435void 411void
436rxvt_term::scr_release() 412rxvt_term::scr_release () NOTHROW
437{ 413{
438 uint16_t total_rows; 414 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 } 415 {
450#endif 416 delete talloc; talloc = 0;
417 delete ralloc; ralloc = 0;
451 418
452 delete talloc; 419 free (row_buf);
453 delete ralloc; 420 free (swap_buf);
454 421 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); 422 free (tabs);
466 423
467 /* NULL these so if anything tries to use them, we'll know about it */ 424 row_buf = 0; // signal that we freed all the arrays
468 screen.text = drawn_text = swap.text = NULL; 425 }
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} 426}
475 427
476/* ------------------------------------------------------------------------- */ 428/* ------------------------------------------------------------------------- */
477/* 429/*
478 * Hard reset 430 * Hard reset
479 */ 431 */
480/* EXTPROTO */
481void 432void
482rxvt_scr_poweron(pR) 433rxvt_term::scr_poweron ()
483{ 434{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 435 scr_release ();
487 R->prev_nrow = R->prev_ncol = 0; 436 prev_nrow = prev_ncol = 0;
488 R->scr_reset (); 437 scr_reset ();
489 438
490 R->scr_clear (); 439 scr_clear (true);
491 R->scr_refresh (SLOW_REFRESH); 440 scr_refresh ();
492#ifdef RXVT_GRAPHICS
493 rxvt_Gr_reset (aR);
494#endif
495} 441}
496 442
497/* ------------------------------------------------------------------------- * 443/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 444 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 445 * ------------------------------------------------------------------------- */
500/* 446/*
501 * Save and Restore cursor 447 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 448 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 449 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 450 */
505/* EXTPROTO */
506void 451void
507rxvt_scr_cursor(pR_ int mode) 452rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 453{
509 screen_t *s; 454 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 455
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 456#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 457 if (current_screen == SECONDARY)
515 s = &(R->swap); 458 s = &swap;
516 else 459 else
517#endif 460#endif
518 s = &(R->screen); 461 s = &screen;
462
519 switch (mode) { 463 switch (mode)
464 {
520 case SAVE: 465 case SAVE:
521 s->s_cur.row = s->cur.row; 466 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 467 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 468 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 469 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 470 s->s_charset_char = charsets[screen.charset];
526 break; 471 break;
472
527 case RESTORE: 473 case RESTORE:
528 R->want_refresh = 1; 474 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 475 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 476 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 477 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 478 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 479 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 480 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 481 set_font_style ();
536 break; 482 break;
537 } 483 }
484
538/* boundary check in case screen size changed between SAVE and RESTORE */ 485 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 486 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 487 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT 488#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 489 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 490 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 491#endif
492}
493
494void
495rxvt_term::scr_swap_screen ()
496{
497 if (!option (Opt_secondaryScreen))
498 return;
499
500 for (int i = prev_nrow; i--; )
501 ::swap (ROW(i), swap_buf [i]);
502
503 ::swap (screen.cur, swap.cur);
504
505 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
506 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 507}
549 508
550/* ------------------------------------------------------------------------- */ 509/* ------------------------------------------------------------------------- */
551/* 510/*
552 * Swap between primary and secondary screens 511 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 512 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 513 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 514 */
556/* EXTPROTO */ 515void
557int
558rxvt_scr_change_screen(pR_ int scrn) 516rxvt_term::scr_change_screen (int scrn)
559{ 517{
560 int i; 518 if (scrn == current_screen)
519 return;
520
521 want_refresh = 1;
522 view_start = 0;
523
524 selection_check (2); /* check for boundary cross */
525
526 int i = current_screen; current_screen = scrn; scrn = i;
527
561#if NSCREENS 528#if NSCREENS
562 int offset; 529 if (option (Opt_secondaryScreen))
563#endif 530 {
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; 531 num_scr = 0;
579 offset = R->TermWin.saveLines; 532
580 for (i = R->prev_nrow; i--;) { 533 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 534
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 535 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 536 ::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; 537 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 538 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 } 539 }
540 else
607# endif 541#endif
608#else 542 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); 543 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 544}
621#endif 545
546// clear WrapNext indicator, solidifying position on next line
547void
548rxvt_term::scr_do_wrap () NOTHROW
549{
550 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 551 return;
552
553 screen.flags &= ~Screen_WrapNext;
554
555 screen.cur.col = 0;
556
557 if (screen.cur.row == screen.bscroll)
558 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
559 else if (screen.cur.row < nrow - 1)
560 screen.cur.row++;
623} 561}
624 562
625/* ------------------------------------------------------------------------- */ 563/* ------------------------------------------------------------------------- */
626/* 564/*
627 * Change the colour for following text 565 * Change the colour for following text
628 */ 566 */
629/* EXTPROTO */
630void 567void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 568rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 569{
570 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 571 color = fgbg;
572
634 if (fgbg == Color_fg) 573 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 574 rstyle = SET_FGCOLOR (rstyle, color);
636 else 575 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 576 rstyle = SET_BGCOLOR (rstyle, color);
638} 577}
639 578
640/* ------------------------------------------------------------------------- */ 579/* ------------------------------------------------------------------------- */
641/* 580/*
642 * Change the rendition style for following text 581 * Change the rendition style for following text
643 */ 582 */
644/* EXTPROTO */
645void 583void
646rxvt_scr_rendition(pR_ int set, int style) 584rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 585{
648 if (set) 586 if (set)
649 R->rstyle |= style; 587 rstyle |= style;
650 else if (style == ~RS_None) 588 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 589 rstyle = DEFAULT_RSTYLE;
652 else 590 else
653 R->rstyle &= ~style; 591 rstyle &= ~style;
654} 592}
655 593
656/* ------------------------------------------------------------------------- */ 594/* ------------------------------------------------------------------------- */
657/* 595/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 596 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 597 * count positive ==> scroll up
660 * count negative ==> scroll down 598 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 599 */
663int 600int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 601rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 602{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 603 if (count == 0 || (row1 > row2))
670 return 0; 604 return 0;
671 605
672 want_refresh = 1; 606 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 607 num_scr += count;
674 608
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 609 if (count > 0
610 && row1 == 0
611 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
612 {
613 top_row = max (top_row - count, -saveLines);
614
615 // scroll everything up 'count' lines
616 term_start = (term_start + count) % total_rows;
617
618 // sever bottommost line
676 { 619 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 620 line_t &l = ROW(row2 - count);
678 621 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 622 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 } 623 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 624
692 row2 += TermWin.saveLines; 625 // erase newly scrolled-in lines
626 for (int i = count; i--; )
627 {
628 line_t &l = ROW(nrow - 1 - i);
693 629
630 // optimize if already cleared, can be significant on slow machines
631 // could be rolled into scr_blank_screen_mem
632 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
633 {
634 scr_blank_line (l, 0, l.l, rstyle);
635 l.l = 0;
636 l.f = 0;
637 }
638 else
639 scr_blank_screen_mem (l, rstyle);
640 }
641
642 // now copy lines below the scroll region bottom to the
643 // bottom of the screen again, so they look as if they
644 // hadn't moved.
645 for (int i = nrow; --i > row2; )
646 {
647 line_t &l1 = ROW(i - count);
648 line_t &l2 = ROW(i);
649
650 ::swap (l1, l2);
651 l2.touch ();
652 }
653
654 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 655 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 } 656 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 657 selection.beg.row -= count;
712 selection.end.row -= count; 658 selection.end.row -= count;
713 selection.mark.row -= count; 659 selection.mark.row -= count;
660
661 if (selection.beg.row < top_row
662 || selection.end.row < top_row
663 || selection.mark.row < top_row)
664 {
665 CLEAR_ALL_SELECTION ();
666 selection.op = SELECTION_CLEAR;
714 } 667 }
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 { 668 }
735 buf_text[i] = screen.text[j]; 669
736 buf_rend[i] = screen.rend[j]; 670 // finally move the view window, if desired
671 if (option (Opt_scrollWithBuffer)
672 && view_start != 0
673 && view_start != -saveLines)
674 scr_page (UP, count);
675
676 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
677 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
678 }
679 else
680 {
681 if (selection.op && current_screen == selection.screen)
737 } 682 {
738 /* A2: Rotate lines */ 683 if ((selection.beg.row < row1 && selection.end.row > row1)
739 for (j = row1, i = j + count; i <= row2; i++, j++) 684 || (selection.beg.row < row2 && selection.end.row > row2)
685 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
686 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
687 || (selection.end.row - count < row1 && selection.end.row >= row1)
688 || (selection.end.row - count > row2 && selection.end.row <= row2))
689 {
690 CLEAR_ALL_SELECTION ();
691 selection.op = SELECTION_CLEAR;
692 }
693 else if (selection.end.row >= row1 && selection.end.row <= row2)
694 {
695 /* move selected region too */
696 selection.beg.row -= count;
697 selection.end.row -= count;
698 selection.mark.row -= count;
699
700 selection_check (0);
701 }
740 { 702 }
741 screen.tlen[j] = screen.tlen[i]; 703
742 screen.text[j] = screen.text[i]; 704 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 705 // part of scr_scroll_text is not time-critical.
706
707 int rows = row2 - row1 + 1;
708
709 min_it (count, rows);
710
711 line_t *temp_buf = row_buf + total_rows;
712
713 for (int row = 0; row < rows; row++)
744 } 714 {
745 j = row2 - count + 1, i = count; 715 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750 716
751 /* B1: Copy lines that will get clobbered by the rotation */ 717 if (!IN_RANGE_EXC (row + count, 0, rows))
752 for (i = 0, j = row2; i < count; i++, j--) 718 scr_blank_screen_mem (temp_buf [row], rstyle);
753 { 719 }
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 }
767 720
768 /* C: Resurrect lines */ 721 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 722 ROW(row1 + row) = temp_buf [row];
770 { 723 }
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
784 724
785 return count; 725 return count;
786} 726}
787 727
788/* ------------------------------------------------------------------------- */ 728/* ------------------------------------------------------------------------- */
789/* 729/*
790 * Add text given in <str> of length <len> to screen struct 730 * Add text given in <str> of length <len> to screen struct
791 */ 731 */
792/* EXTPROTO */
793void 732void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 733rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
795{ 734{
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 */ 735 if (len <= 0) /* sanity */
803 return; 736 return;
804 737
738 unsigned char checksel;
739 unicode_t c;
740 int ncol = this->ncol;
741 const wchar_t *strend = str + len;
742
805 R->want_refresh = 1; 743 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); 744 ZERO_SCROLLBACK ();
745
810 if (nlines > 0) { 746 if (minlines > 0)
747 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 748 minlines += screen.cur.row - screen.bscroll;
749 min_it (minlines, screen.cur.row - top_row);
750
812 if ((nlines > 0) 751 if (minlines > 0
813 && (R->screen.tscroll == 0) 752 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 753 && screen.bscroll == nrow - 1)
754 {
815 /* _at least_ this many lines need to be scrolled */ 755 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 756 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 757 screen.cur.row -= minlines;
818 } 758 }
819 } 759 }
760
820#ifdef DEBUG_STRICT 761#ifdef DEBUG_STRICT
821 assert(R->screen.cur.col < last_col); 762 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 763 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 764 && 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 765#endif
829 row = R->screen.cur.row + R->TermWin.saveLines; 766 int row = screen.cur.row;
830 767
831 checksel = (R->selection.op 768 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 769
835 stp = R->screen.text[row]; 770 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 771
838 for (i = 0; i < len;) { 772 while (str < strend)
839 c = str[i++]; 773 {
840 switch (c) { 774 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 775
842 rxvt_scr_tab (aR_ 1); 776 if (c < 0x20)
777 if (c == C0_LF)
778 {
779 max_it (line->l, screen.cur.col);
780
781 screen.flags &= ~Screen_WrapNext;
782
783 if (screen.cur.row == screen.bscroll)
784 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
785 else if (screen.cur.row < (nrow - 1))
786 row = ++screen.cur.row;
787
788 line = &ROW(row); /* _must_ refresh */
843 continue; 789 continue;
844 case '\n': 790 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 791 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 792 {
793 max_it (line->l, screen.cur.col);
794
847 R->screen.flags &= ~Screen_WrapNext; 795 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 796 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; 797 continue;
855 case '\r': 798 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 799 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 800 {
858 R->screen.flags &= ~Screen_WrapNext; 801 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 802 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 803 }
866 804
867 if (checksel /* see if we're writing within selection */ 805 if (checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 806 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 807 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
808 {
870 checksel = 0; 809 checksel = 0;
871 clearsel = 1;
872 } 810 /*
811 * If we wrote anywhere in the selected area, kill the selection
812 * XXX: should we kill the mark too? Possibly, but maybe that
813 * should be a similar check.
814 */
815 CLEAR_SELECTION ();
816 }
817
873 if (R->screen.flags & Screen_WrapNext) { 818 if (screen.flags & Screen_WrapNext)
874 R->screen.tlen[row] = -1;
875 if (R->screen.cur.row == R->screen.bscroll)
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
878 row = (++R->screen.cur.row) + R->TermWin.saveLines;
879 stp = R->screen.text[row]; /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */
881 R->screen.cur.col = 0;
882 R->screen.flags &= ~Screen_WrapNext;
883 } 819 {
884 if (R->screen.flags & Screen_Insert) 820 scr_do_wrap ();
885 rxvt_scr_insdel_chars(aR_ 1, INSERT);
886 821
822 line->l = ncol;
823 line->is_longer (1);
824
825 row = screen.cur.row;
826 line = &ROW(row); /* _must_ refresh */
827 }
828
829 // some utf-8 decoders "decode" surrogate characters: let's fix this.
830 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
831 c = 0xfffd;
832
833 // rely on wcwidth to tell us the character width, do wcwidth before
834 // further replacements, as wcwidth might return -1 for the line
835 // drawing characters below as they might be invalid in the current
836 // locale.
837 int width = WCWIDTH (c);
838
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 839 if (charsets [screen.charset] == '0') // DEC SPECIAL
888 switch (c) 840 {
841 // vt100 special graphics and line drawing
842 // 5f-7e standard vt100
843 // 40-5e rxvt extension for extra curses acs chars
844 static uint16_t vt100_0[62] = { // 41 .. 7e
845 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
846 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
847 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
848 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
849 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
850 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
851 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
852 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
853 };
854
855 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
889 { 856 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 857 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 858 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 } 859 }
860 }
902 861
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 862 if (screen.flags & Screen_Insert)
863 scr_insdel_chars (width, INSERT);
904 864
905 stp[R->screen.cur.col] = c; 865 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 866 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 867#if !UNICODE_3
911 int width = wcwidth (c); 868 // trim characters we can't store directly :(
869 if (c >= 0x10000)
870# if ENABLE_COMBINING
871 c = rxvt_composite.compose (c); // map to lower 16 bits
872# else
873 c = 0xfffd;
874# endif
875#endif
876
877 // nuke the character at this position, if required
878 if (line->t[screen.cur.col] == NOCHAR
879 || (screen.cur.col < ncol - 1
880 && line->t[screen.cur.col + 1] == NOCHAR))
912 881 {
913 if (width > 1) 882 int col = screen.cur.col;
883
884 // find begin
885 while (col > 0 && line->t[col] == NOCHAR)
886 col--;
887
888 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
889
890 // found begin, nuke
891 do {
892 line->t[col] = ' ';
893 line->r[col] = rend;
894 col++;
895 } while (col < ncol && line->t[col] == NOCHAR);
896 }
897
898 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
899
900 // if the character doesn't fit into the remaining columns...
901 if (screen.cur.col > ncol - width && ncol >= width)
914 { 902 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1) 903 // ...output spaces
904 c = ' ';
905 // and try the same character next loop iteration
906 --str;
907 }
908
909 line->touch ();
910
911 do
912 {
913 line->t[screen.cur.col] = c;
914 line->r[screen.cur.col] = rend;
915
916 if (screen.cur.col < ncol - 1)
917 screen.cur.col++;
918 else
916 { 919 {
917 920 line->l = ncol;
918 srp[R->screen.cur.col] |= RS_wide; 921 if (screen.flags & Screen_Autowrap)
919 922 screen.flags |= Screen_WrapNext;
920 R->screen.cur.col++; 923 break;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 } 924 }
925
926 c = NOCHAR;
927 }
928 while (--width > 0);
929
930 // pad with spaces when overwriting wide character with smaller one
931 if (!width)
932 {
933 line->touch ();
934
935 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
936 {
937 line->t[c] = ' ';
938 line->r[c] = rend;
924 } 939 }
925 } 940 }
926 941 }
927 if (R->screen.cur.col < last_col - 1) 942 else // width == 0
928 R->screen.cur.col++;
929 else {
930 R->screen.tlen[row] = last_col;
931 if (R->screen.flags & Screen_Autowrap)
932 R->screen.flags |= Screen_WrapNext;
933 } 943 {
934 } 944#if ENABLE_COMBINING
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 945 // handle combining characters
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 946 // we just tag the accent on the previous on-screen character.
947 // this is arguably not correct, but also arguably not wrong.
948 // we don't handle double-width characters nicely yet.
949 line_t *linep;
950 text_t *tp;
951 rend_t *rp;
937 952
938/* 953 if (screen.cur.col > 0)
939 * If we wrote anywhere in the selected area, kill the selection 954 {
940 * XXX: should we kill the mark too? Possibly, but maybe that 955 linep = line;
941 * should be a similar check. 956 tp = line->t + screen.cur.col - 1;
942 */ 957 rp = line->r + screen.cur.col - 1;
943 if (clearsel) 958 }
944 CLEAR_SELECTION(R); 959 else if (screen.cur.row > 0
960 && ROW(screen.cur.row - 1).is_longer ())
961 {
962 linep = &ROW(screen.cur.row - 1);
963 tp = line->t + ncol - 1;
964 rp = line->r + ncol - 1;
965 }
966 else
967 continue;
968
969 linep->touch ();
970
971 while (*tp == NOCHAR && tp > linep->t)
972 tp--, rp--;
973
974 // first try to find a precomposed character
975 unicode_t n = rxvt_compose (*tp, c);
976 if (n == NOCHAR)
977 n = rxvt_composite.compose (*tp, c);
978
979 *tp = n;
980 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
981#endif
982 }
983 }
984
985 max_it (line->l, screen.cur.col);
945 986
946#ifdef DEBUG_STRICT 987#ifdef DEBUG_STRICT
947 assert(R->screen.cur.row >= 0); 988 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0);
950#endif 989#endif
951} 990}
952 991
953/* ------------------------------------------------------------------------- */ 992/* ------------------------------------------------------------------------- */
954/* 993/*
955 * Process Backspace. Move back the cursor back a position, wrap if have to 994 * Process Backspace. Move back the cursor back a position, wrap if have to
956 * XTERM_SEQ: CTRL-H 995 * XTERM_SEQ: CTRL-H
957 */ 996 */
958/* EXTPROTO */
959void 997void
960rxvt_scr_backspace(pR) 998rxvt_term::scr_backspace () NOTHROW
961{ 999{
962 R->want_refresh = 1;
963 if (R->screen.cur.col == 0) { 1000 if (screen.cur.col == 0)
1001 {
964 if (R->screen.cur.row > 0) { 1002 if (screen.cur.row > 0)
1003 {
965#ifdef TERMCAP_HAS_BW 1004#ifdef TERMCAP_HAS_BW
966 R->screen.cur.col = R->TermWin.ncol - 1; 1005 screen.cur.col = ncol - 1;
967 R->screen.cur.row--; 1006 --screen.cur.row;
968 return; 1007
1008 want_refresh = 1;
969#endif 1009#endif
970 } 1010 }
971 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1011 }
1012 else
972 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1013 scr_gotorc (0, -1, RELATIVE);
973 R->screen.flags &= ~Screen_WrapNext;
974} 1014}
975 1015
976/* ------------------------------------------------------------------------- */ 1016/* ------------------------------------------------------------------------- */
977/* 1017/*
978 * Process Horizontal Tab 1018 * Process Horizontal Tab
979 * count: +ve = forward; -ve = backwards 1019 * count: +ve = forward; -ve = backwards
980 * XTERM_SEQ: CTRL-I 1020 * XTERM_SEQ: CTRL-I
981 */ 1021 */
982/* EXTPROTO */
983void 1022void
984rxvt_scr_tab(pR_ int count) 1023rxvt_term::scr_tab (int count, bool ht) NOTHROW
985{ 1024{
986 int i, x; 1025 int i, x;
987 1026
988 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
989 R->want_refresh = 1; 1027 want_refresh = 1;
990 i = x = R->screen.cur.col; 1028 i = x = screen.cur.col;
1029
991 if (count == 0) 1030 if (count == 0)
992 return; 1031 return;
993 else if (count > 0) { 1032 else if (count > 0)
1033 {
1034 line_t &l = ROW(screen.cur.row);
1035 rend_t base_rend = l.r[i];
1036 ht &= l.t[i] == ' ';
1037
994 for (; ++i < R->TermWin.ncol; ) 1038 for (; ++i < ncol; )
995 if (R->tabs[i]) { 1039 if (tabs[i])
1040 {
996 x = i; 1041 x = i;
1042
997 if (!--count) 1043 if (!--count)
998 break; 1044 break;
1045 }
1046 else
1047 ht &= l.t[i] == ' '
1048 && RS_SAME (l.r[i], base_rend);
1049
1050 if (count)
1051 x = ncol - 1;
1052
1053 // store horizontal tab commands as characters inside the text
1054 // buffer so they can be selected and pasted.
1055 if (ht && option (Opt_pastableTabs))
1056 {
1057 base_rend = SET_FONT (base_rend, 0);
1058
1059 l.touch (x);
1060
1061 i = screen.cur.col;
1062
1063 l.t[i] = '\t';
1064 l.r[i] = base_rend;
1065
1066 while (++i < x)
1067 {
1068 l.t[i] = NOCHAR;
1069 l.r[i] = base_rend;
999 } 1070 }
1000 if (count) 1071 }
1001 x = R->TermWin.ncol - 1; 1072 }
1002 } else /* if (count < 0) */ { 1073 else /* if (count < 0) */
1074 {
1003 for (; --i >= 0; ) 1075 for (; --i >= 0; )
1004 if (R->tabs[i]) { 1076 if (tabs[i])
1005 x = i;
1006 if (!++count)
1007 break;
1008 } 1077 {
1009 if (count)
1010 x = 0; 1078 x = i;
1079 if (!++count)
1080 break;
1081 }
1082
1083 if (count)
1084 x = 0;
1011 } 1085 }
1086
1012 if (x != R->screen.cur.col) 1087 if (x != screen.cur.col)
1013 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1088 scr_gotorc (0, x, R_RELATIVE);
1014} 1089}
1015 1090
1016/* ------------------------------------------------------------------------- */ 1091/* ------------------------------------------------------------------------- */
1017/* 1092/*
1018 * Process DEC Back Index 1093 * Process DEC Back Index
1019 * XTERM_SEQ: ESC 6 1094 * XTERM_SEQ: ESC 6
1020 * Move cursor left in row. If we're at the left boundary, shift everything 1095 * Move cursor left in row. If we're at the left boundary, shift everything
1021 * in that row right. Clear left column. 1096 * in that row right. Clear left column.
1022 */ 1097 */
1023#ifndef NO_FRILLS 1098#if !ENABLE_MINIMAL
1024/* EXTPROTO */
1025void 1099void
1026rxvt_scr_backindex(pR) 1100rxvt_term::scr_backindex () NOTHROW
1027{ 1101{
1028 if (R->screen.cur.col > 0) 1102 if (screen.cur.col > 0)
1029 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1103 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1030 else { 1104 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); 1105 scr_insdel_chars (1, INSERT);
1034 }
1035} 1106}
1036#endif 1107#endif
1037/* ------------------------------------------------------------------------- */ 1108/* ------------------------------------------------------------------------- */
1038/* 1109/*
1039 * Process DEC Forward Index 1110 * Process DEC Forward Index
1040 * XTERM_SEQ: ESC 9 1111 * XTERM_SEQ: ESC 9
1041 * Move cursor right in row. If we're at the right boundary, shift everything 1112 * Move cursor right in row. If we're at the right boundary, shift everything
1042 * in that row left. Clear right column. 1113 * in that row left. Clear right column.
1043 */ 1114 */
1044#ifndef NO_FRILLS 1115#if !ENABLE_MINIMAL
1045/* EXTPROTO */
1046void 1116void
1047rxvt_scr_forwardindex(pR) 1117rxvt_term::scr_forwardindex () NOTHROW
1048{ 1118{
1049 int row;
1050
1051 if (R->screen.cur.col < R->TermWin.ncol - 1) 1119 if (screen.cur.col < ncol - 1)
1052 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1120 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1053 else { 1121 else
1054 row = R->screen.cur.row + R->TermWin.saveLines; 1122 {
1055 if (R->screen.tlen[row] == 0) 1123 line_t &l = ROW(screen.cur.row);
1056 return; /* um, yeah? */ 1124
1057 else if (R->screen.tlen[row] == -1) 1125 l.touch ();
1058 R->screen.tlen[row] = R->TermWin.ncol; 1126 l.is_longer (0);
1127
1059 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1128 scr_gotorc (0, 0, R_RELATIVE);
1060 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1129 scr_insdel_chars (1, DELETE);
1061 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1130 scr_gotorc (0, ncol - 1, R_RELATIVE);
1062 } 1131 }
1063} 1132}
1064#endif 1133#endif
1065 1134
1066/* ------------------------------------------------------------------------- */ 1135/* ------------------------------------------------------------------------- */
1067/* 1136/*
1068 * Goto Row/Column 1137 * Goto Row/Column
1069 */ 1138 */
1070/* EXTPROTO */
1071void 1139void
1072rxvt_scr_gotorc(pR_ int row, int col, int relative) 1140rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1073{ 1141{
1074 R->want_refresh = 1; 1142 want_refresh = 1;
1075 ZERO_SCROLLBACK(R); 1143 ZERO_SCROLLBACK ();
1076#ifdef RXVT_GRAPHICS
1077 if (rxvt_Gr_Displayed(aR))
1078 rxvt_Gr_scroll(aR_ 0);
1079#endif
1080 1144
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) 1145 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1084 : col); 1146 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 1147
1088 R->screen.flags &= ~Screen_WrapNext; 1148 screen.flags &= ~Screen_WrapNext;
1149
1089 if (relative & R_RELATIVE) { 1150 if (relative & R_RELATIVE)
1151 {
1090 if (row > 0) { 1152 if (row > 0)
1153 {
1091 if (R->screen.cur.row <= R->screen.bscroll 1154 if (screen.cur.row <= screen.bscroll
1092 && (R->screen.cur.row + row) > R->screen.bscroll) 1155 && (screen.cur.row + row) > screen.bscroll)
1093 R->screen.cur.row = R->screen.bscroll; 1156 screen.cur.row = screen.bscroll;
1094 else 1157 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; 1158 screen.cur.row += row;
1159 }
1160 else if (row < 0)
1161 {
1162 if (screen.cur.row >= screen.tscroll
1163 && (screen.cur.row + row) < screen.tscroll)
1164 screen.cur.row = screen.tscroll;
1165 else
1166 screen.cur.row += row;
1167 }
1168 }
1169 else
1109 } 1170 {
1110 MAX_IT(R->screen.cur.row, 0); 1171 if (screen.flags & Screen_Relative)
1111 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1172 {
1112} 1173 /* relative origin mode */
1174 screen.cur.row = row + screen.tscroll;
1175 min_it (screen.cur.row, screen.bscroll);
1176 }
1177 else
1178 screen.cur.row = row;
1179 }
1113 1180
1181 clamp_it (screen.cur.row, 0, nrow - 1);
1182}
1183
1114/* ------------------------------------------------------------------------- */ 1184/* ------------------------------------------------------------------------- */
1115/* 1185/*
1116 * direction should be UP or DN 1186 * direction should be UP or DN
1117 */ 1187 */
1118/* EXTPROTO */
1119void 1188void
1120rxvt_scr_index(pR_ enum page_dirn direction) 1189rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1121{ 1190{
1122 int dirn; 1191 int dirn;
1123 1192
1124 R->want_refresh = 1; 1193 want_refresh = 1;
1194 ZERO_SCROLLBACK ();
1195
1125 dirn = ((direction == UP) ? 1 : -1); 1196 dirn = ((direction == UP) ? 1 : -1);
1126 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1127 1197
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; 1198 screen.flags &= ~Screen_WrapNext;
1199
1136 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1200 if ((screen.cur.row == screen.bscroll && direction == UP)
1137 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1201 || (screen.cur.row == screen.tscroll && direction == DN))
1138 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1202 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1139 else 1203 else
1140 R->screen.cur.row += dirn; 1204 screen.cur.row += dirn;
1141 MAX_IT(R->screen.cur.row, 0); 1205
1142 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1206 clamp_it (screen.cur.row, 0, nrow - 1);
1143 rxvt_selection_check(aR_ 0); 1207 selection_check (0);
1144} 1208}
1145 1209
1146/* ------------------------------------------------------------------------- */ 1210/* ------------------------------------------------------------------------- */
1147/* 1211/*
1148 * Erase part or whole of a line 1212 * Erase part or whole of a line
1149 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1213 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1150 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1214 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1151 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1215 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1216 * extension: clear to right unless wrapped: ESC [ 3 K
1152 */ 1217 */
1153/* EXTPROTO */
1154void 1218void
1155rxvt_scr_erase_line(pR_ int mode) 1219rxvt_term::scr_erase_line (int mode) NOTHROW
1156{ 1220{
1157 unsigned int row, col, num; 1221 unsigned int col, num;
1158 1222
1159 R->want_refresh = 1; 1223 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); 1224 ZERO_SCROLLBACK ();
1162 1225
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); 1226 selection_check (1);
1169 1227
1170 R->screen.flags &= ~Screen_WrapNext; 1228 line_t &line = ROW(screen.cur.row);
1171 1229
1172 row = R->TermWin.saveLines + R->screen.cur.row; 1230 line.touch ();
1231 line.is_longer (0);
1232
1173 switch (mode) 1233 switch (mode)
1174 { 1234 {
1235 case 3:
1236 if (screen.flags & Screen_WrapNext)
1237 return;
1238
1239 /* fall through */
1240
1175 case 0: /* erase to end of line */ 1241 case 0: /* erase to end of line */
1176 col = R->screen.cur.col; 1242 col = screen.cur.col;
1177 num = R->TermWin.ncol - col; 1243 num = ncol - col;
1178 MIN_IT(R->screen.tlen[row], (int16_t)col); 1244 min_it (line.l, col);
1245
1179 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1246 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1180 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1247 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1181 CLEAR_SELECTION(R); 1248 CLEAR_SELECTION ();
1182 break; 1249 break;
1250
1183 case 1: /* erase to beginning of line */ 1251 case 1: /* erase to beginning of line */
1184 col = 0; 1252 col = 0;
1185 num = R->screen.cur.col + 1; 1253 num = screen.cur.col + 1;
1254
1186 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1255 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1187 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1256 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1188 CLEAR_SELECTION(R); 1257 CLEAR_SELECTION ();
1189 break; 1258 break;
1259
1190 case 2: /* erase whole line */ 1260 case 2: /* erase whole line */
1191 col = 0; 1261 col = 0;
1192 num = R->TermWin.ncol; 1262 num = ncol;
1193 R->screen.tlen[row] = 0; 1263 line.l = 0;
1194 if (R->selection.beg.row <= R->screen.cur.row 1264 if (selection.beg.row <= screen.cur.row
1195 && R->selection.end.row >= R->screen.cur.row) 1265 && selection.end.row >= screen.cur.row)
1196 CLEAR_SELECTION(R); 1266 CLEAR_SELECTION ();
1197 break; 1267 break;
1198 default: 1268 default:
1199 return; 1269 return;
1200 } 1270 }
1201 1271
1202 if (R->screen.text[row]) 1272 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} 1273}
1208 1274
1209/* ------------------------------------------------------------------------- */ 1275/* ------------------------------------------------------------------------- */
1210/* 1276/*
1211 * Erase part of whole of the screen 1277 * Erase part of whole of the screen
1212 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1278 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1213 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1279 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1214 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1280 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1215 */ 1281 */
1216void 1282void
1217rxvt_term::scr_erase_screen (int mode) 1283rxvt_term::scr_erase_screen (int mode) NOTHROW
1218{ 1284{
1219 int num; 1285 int num;
1220 int32_t row, row_offset; 1286 int32_t row;
1221 rend_t ren; 1287 rend_t ren;
1222 XGCValues gcvalue; 1288 XGCValues gcvalue;
1223 1289
1224 want_refresh = 1; 1290 want_refresh = 1;
1225 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1226 ZERO_SCROLLBACK(this); 1291 ZERO_SCROLLBACK ();
1227 row_offset = (int32_t)TermWin.saveLines;
1228 1292
1229 switch (mode) { 1293 switch (mode)
1294 {
1230 case 0: /* erase to end of screen */ 1295 case 0: /* erase to end of screen */
1231 rxvt_selection_check(this,1); 1296 selection_check (1);
1232 rxvt_scr_erase_line(this,0); 1297 scr_erase_line (0);
1233 row = screen.cur.row + 1; /* possible OOB */ 1298 row = screen.cur.row + 1; /* possible OOB */
1234 num = TermWin.nrow - row; 1299 num = nrow - row;
1235 break; 1300 break;
1236 case 1: /* erase to beginning of screen */ 1301 case 1: /* erase to beginning of screen */
1237 rxvt_selection_check(this,3); 1302 selection_check (3);
1238 rxvt_scr_erase_line(this,1); 1303 scr_erase_line (1);
1239 row = 0; 1304 row = 0;
1240 num = screen.cur.row; 1305 num = screen.cur.row;
1241 break; 1306 break;
1242 case 2: /* erase whole screen */ 1307 case 2: /* erase whole screen */
1243 rxvt_selection_check (this, 3); 1308 selection_check (3);
1244#ifdef RXVT_GRAPHICS
1245 rxvt_Gr_ClearScreen (this);
1246#endif
1247 row = 0; 1309 row = 0;
1248 num = TermWin.nrow; 1310 num = nrow;
1249 break; 1311 break;
1250 default: 1312 default:
1251 return; 1313 return;
1252 } 1314 }
1253 refresh_type |= REFRESH_BOUNDS; 1315
1254 if (selection.op && current_screen == selection.screen 1316 if (selection.op && current_screen == selection.screen
1255 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1317 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1256 || (selection.end.row >= row 1318 || (selection.end.row >= row
1257 && selection.end.row <= row + num))) 1319 && selection.end.row <= row + num)))
1258 CLEAR_SELECTION (this); 1320 CLEAR_SELECTION ();
1321
1259 if (row >= TermWin.nrow) /* Out Of Bounds */ 1322 if (row >= nrow) /* Out Of Bounds */
1260 return; 1323 return;
1261 MIN_IT(num, (TermWin.nrow - row)); 1324
1325 min_it (num, nrow - row);
1326
1327 /*TODO: the xlceararea/xfillrectangle below don't take scroll offste into account, ask mikachu for details */
1262 if (rstyle & (RS_RVid | RS_Uline)) 1328 if (rstyle & (RS_RVid | RS_Uline))
1263 ren = (rend_t) ~RS_None; 1329 ren = (rend_t) ~RS_None;
1264 else if (GET_BASEBG(rstyle) == Color_bg) { 1330 else if (GET_BASEBG (rstyle) == Color_bg)
1331 {
1265 ren = DEFAULT_RSTYLE; 1332 ren = DEFAULT_RSTYLE;
1266 CLEAR_ROWS(row, num); 1333
1267 } else { 1334 if (mapped)
1335 XClearArea (dpy, vt, 0,
1336 Row2Pixel (row), (unsigned int)width,
1337 (unsigned int)Height2Pixel (num), False);
1338 }
1339 else
1340 {
1268 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1341 ren = rstyle & (RS_fgMask | RS_bgMask);
1342
1269 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1343 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1270 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1344 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1271 ERASE_ROWS(row, num); 1345 XFillRectangle (dpy, vt, gc,
1346 0, Row2Pixel (row),
1347 (unsigned int)width,
1348 (unsigned int)Height2Pixel (num));
1272 gcvalue.foreground = PixColors[Color_fg]; 1349 gcvalue.foreground = pix_colors[Color_fg];
1273 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1350 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1274 } 1351 }
1352
1275 for (; num--; row++) { 1353 for (; num--; row++)
1276 scr_blank_screen_mem (screen.text, screen.rend,
1277 (unsigned int)(row + row_offset), rstyle);
1278 screen.tlen[row + row_offset] = 0;
1279 scr_blank_line (drawn_text[row], drawn_rend[row],
1280 (unsigned int)TermWin.ncol, ren);
1281 } 1354 {
1355 scr_blank_screen_mem (ROW(row), rstyle);
1356 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1357 }
1282} 1358}
1359
1360#if !ENABLE_MINIMAL
1361void
1362rxvt_term::scr_erase_savelines () NOTHROW
1363{
1364 want_refresh = 1;
1365 ZERO_SCROLLBACK ();
1366
1367 top_row = 0;
1368}
1369#endif
1283 1370
1284/* ------------------------------------------------------------------------- */ 1371/* ------------------------------------------------------------------------- */
1285/* 1372/*
1286 * Fill the screen with `E's 1373 * Fill the screen with `E's
1287 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1374 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1288 */ 1375 */
1289/* EXTPROTO */
1290void 1376void
1291rxvt_scr_E(pR) 1377rxvt_term::scr_E () NOTHROW
1292{ 1378{
1293 int i, j, k; 1379 rend_t fs;
1294 rend_t *r1, fs;
1295 1380
1296 R->want_refresh = 1; 1381 want_refresh = 1;
1297 R->num_scr_allow = 0;
1298 ZERO_SCROLLBACK(R); 1382 ZERO_SCROLLBACK ();
1383
1384 num_scr_allow = 0;
1299 rxvt_selection_check(aR_ 3); 1385 selection_check (3);
1300 1386
1301 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1387 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1302 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1388 for (int row = nrow; row--; )
1303 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1389 {
1304 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1390 line_t &line = ROW(row);
1305 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1391
1392 fill_text (line.t, 'E', ncol);
1393 rend_t *r1 = line.r;
1394
1395 for (int j = ncol; j--; )
1306 *r1++ = fs; 1396 *r1++ = fs;
1397
1398 line.is_longer (0);
1399 line.touch (ncol);
1307 } 1400 }
1308} 1401}
1309 1402
1310/* ------------------------------------------------------------------------- */ 1403/* ------------------------------------------------------------------------- */
1311/* 1404/*
1312 * Insert/Delete <count> lines 1405 * Insert/Delete <count> lines
1313 */ 1406 */
1314/* EXTPROTO */
1315void 1407void
1316rxvt_scr_insdel_lines(pR_ int count, int insdel) 1408rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1317{ 1409{
1318 int end; 1410 int end;
1319 1411
1320 ZERO_SCROLLBACK(R); 1412 ZERO_SCROLLBACK ();
1321 1413
1322#ifdef RXVT_GRAPHICS
1323 if (rxvt_Gr_Displayed(aR))
1324 rxvt_Gr_scroll(aR_ 0);
1325#endif
1326
1327 rxvt_selection_check(aR_ 1); 1414 selection_check (1);
1328 1415
1329 if (R->screen.cur.row > R->screen.bscroll) 1416 if (screen.cur.row > screen.bscroll)
1417 return;
1418
1419 end = screen.bscroll - screen.cur.row + 1;
1420 if (count > end)
1421 {
1422 if (insdel == DELETE)
1330 return; 1423 return;
1331
1332 end = R->screen.bscroll - R->screen.cur.row + 1;
1333 if (count > end) {
1334 if (insdel == DELETE)
1335 return;
1336 else if (insdel == INSERT) 1424 else if (insdel == INSERT)
1337 count = end; 1425 count = end;
1338 } 1426 }
1339 R->screen.flags &= ~Screen_WrapNext;
1340 1427
1428 scr_do_wrap ();
1429
1341 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1430 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1342} 1431}
1343 1432
1344/* ------------------------------------------------------------------------- */ 1433/* ------------------------------------------------------------------------- */
1345/* 1434/*
1346 * Insert/Delete <count> characters from the current position 1435 * Insert/Delete <count> characters from the current position
1347 */ 1436 */
1348/* EXTPROTO */
1349void 1437void
1350rxvt_scr_insdel_chars(pR_ int count, int insdel) 1438rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1351{ 1439{
1352 int col, row; 1440 int col, row;
1353 rend_t tr; 1441 rend_t tr;
1354 text_t *stp;
1355 rend_t *srp;
1356 int16_t *slp;
1357 1442
1358 R->want_refresh = 1; 1443 want_refresh = 1;
1359 ZERO_SCROLLBACK(R); 1444 ZERO_SCROLLBACK ();
1360 1445
1361#ifdef RXVT_GRAPHICS
1362 if (rxvt_Gr_Displayed(aR))
1363 rxvt_Gr_scroll(aR_ 0);
1364#endif
1365
1366 if (count <= 0) 1446 if (count <= 0)
1367 return; 1447 return;
1368 1448
1449 scr_do_wrap ();
1450
1369 rxvt_selection_check(aR_ 1); 1451 selection_check (1);
1370 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1452 min_it (count, ncol - screen.cur.col);
1371 1453
1372 row = R->screen.cur.row + R->TermWin.saveLines; 1454 row = screen.cur.row;
1373 R->screen.flags &= ~Screen_WrapNext;
1374 1455
1375 stp = R->screen.text[row]; 1456 line_t *line = &ROW(row);
1376 srp = R->screen.rend[row]; 1457
1377 slp = &(R->screen.tlen[row]); 1458 line->touch ();
1459 line->is_longer (0);
1460
1378 switch (insdel) { 1461 switch (insdel)
1462 {
1379 case INSERT: 1463 case INSERT:
1380 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1464 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1381 col--) { 1465 {
1382 stp[col] = stp[col - count]; 1466 line->t[col] = line->t[col - count];
1383 srp[col] = srp[col - count]; 1467 line->r[col] = line->r[col - count];
1384 } 1468 }
1385 if (*slp != -1) { 1469
1386 *slp += count; 1470 line->l = min (line->l + count, ncol);
1387 MIN_IT(*slp, R->TermWin.ncol); 1471
1388 }
1389 if (R->selection.op && R->current_screen == R->selection.screen 1472 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1473 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1474 {
1391 if (R->selection.end.row != R->screen.cur.row 1475 if (selection.end.row != screen.cur.row
1392 || (R->selection.end.col + count >= R->TermWin.ncol)) 1476 || (selection.end.col + count >= ncol))
1393 CLEAR_SELECTION(R); 1477 CLEAR_SELECTION ();
1478 else
1479 {
1394 else { /* shift selection */ 1480 /* shift selection */
1395 R->selection.beg.col += count; 1481 selection.beg.col += count;
1396 R->selection.mark.col += count; /* XXX: yes? */ 1482 selection.mark.col += count; /* XXX: yes? */
1397 R->selection.end.col += count; 1483 selection.end.col += count;
1398 } 1484 }
1399 } 1485 }
1400 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1486
1401 (unsigned int)count, R->rstyle); 1487 scr_blank_line (*line, screen.cur.col, count, rstyle);
1402 break; 1488 break;
1489
1403 case ERASE: 1490 case ERASE:
1404 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1491 screen.cur.col += count; /* don't worry if > ncol */
1405 rxvt_selection_check(aR_ 1); 1492 selection_check (1);
1406 R->screen.cur.col -= count; 1493 screen.cur.col -= count;
1407 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1494
1408 (unsigned int)count, R->rstyle); 1495 line->l = max (line->l - count, 0);
1496 scr_blank_line (*line, screen.cur.col, count, rstyle);
1409 break; 1497 break;
1498
1410 case DELETE: 1499 case DELETE:
1411 tr = srp[R->TermWin.ncol - 1]
1412 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1500 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1501
1413 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1502 for (col = screen.cur.col; (col + count) < ncol; col++)
1503 {
1414 stp[col] = stp[col + count]; 1504 line->t[col] = line->t[col + count];
1415 srp[col] = srp[col + count]; 1505 line->r[col] = line->r[col + count];
1416 } 1506 }
1417 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1507
1418 &(srp[R->TermWin.ncol - count]), 1508 line->l = max (line->l - count, 0);
1419 (unsigned int)count, tr); 1509 scr_blank_line (*line, ncol - count, count, tr);
1420 if (*slp == -1) /* break line continuation */ 1510
1421 *slp = R->TermWin.ncol;
1422 *slp -= count;
1423 MAX_IT(*slp, 0);
1424 if (R->selection.op && R->current_screen == R->selection.screen 1511 if (selection.op && current_screen == selection.screen
1425 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1512 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1513 {
1426 if (R->selection.end.row != R->screen.cur.row 1514 if (selection.end.row != screen.cur.row
1427 || (R->screen.cur.col >= R->selection.beg.col - count) 1515 || (screen.cur.col >= selection.beg.col - count)
1428 || R->selection.end.col >= R->TermWin.ncol) 1516 || selection.end.col >= ncol)
1429 CLEAR_SELECTION(R); 1517 CLEAR_SELECTION ();
1430 else { 1518 else
1519 {
1431 /* shift selection */ 1520 /* shift selection */
1432 R->selection.beg.col -= count; 1521 selection.beg.col -= count;
1433 R->selection.mark.col -= count; /* XXX: yes? */ 1522 selection.mark.col -= count; /* XXX: yes? */
1434 R->selection.end.col -= count; 1523 selection.end.col -= count;
1435 } 1524 }
1436 } 1525 }
1526
1437 break; 1527 break;
1438 } 1528 }
1439} 1529}
1440 1530
1441/* ------------------------------------------------------------------------- */ 1531/* ------------------------------------------------------------------------- */
1442/* 1532/*
1443 * Set the scrolling region 1533 * Set the scrolling region
1444 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1534 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1445 */ 1535 */
1446/* EXTPROTO */
1447void 1536void
1448rxvt_scr_scroll_region(pR_ int top, int bot) 1537rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1449{ 1538{
1450 MAX_IT(top, 0); 1539 max_it (top, 0);
1451 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1540 min_it (bot, nrow - 1);
1541
1452 if (top > bot) 1542 if (top > bot)
1453 return; 1543 return;
1544
1454 R->screen.tscroll = top; 1545 screen.tscroll = top;
1455 R->screen.bscroll = bot; 1546 screen.bscroll = bot;
1456 rxvt_scr_gotorc(aR_ 0, 0, 0); 1547 scr_gotorc (0, 0, 0);
1457} 1548}
1458 1549
1459/* ------------------------------------------------------------------------- */ 1550/* ------------------------------------------------------------------------- */
1460/* 1551/*
1461 * Make the cursor visible/invisible 1552 * Make the cursor visible/invisible
1462 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1553 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1463 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1554 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1464 */ 1555 */
1465/* EXTPROTO */
1466void 1556void
1467rxvt_scr_cursor_visible(pR_ int mode) 1557rxvt_term::scr_cursor_visible (int mode) NOTHROW
1468{ 1558{
1469 R->want_refresh = 1; 1559 want_refresh = 1;
1560
1470 if (mode) 1561 if (mode)
1471 R->screen.flags |= Screen_VisibleCursor; 1562 screen.flags |= Screen_VisibleCursor;
1472 else 1563 else
1473 R->screen.flags &= ~Screen_VisibleCursor; 1564 screen.flags &= ~Screen_VisibleCursor;
1474} 1565}
1475 1566
1476/* ------------------------------------------------------------------------- */ 1567/* ------------------------------------------------------------------------- */
1477/* 1568/*
1478 * Set/unset automatic wrapping 1569 * Set/unset automatic wrapping
1479 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1570 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1480 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1571 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1481 */ 1572 */
1482/* EXTPROTO */
1483void 1573void
1484rxvt_scr_autowrap(pR_ int mode) 1574rxvt_term::scr_autowrap (int mode) NOTHROW
1485{ 1575{
1486 if (mode) 1576 if (mode)
1487 R->screen.flags |= Screen_Autowrap; 1577 screen.flags |= Screen_Autowrap;
1488 else 1578 else
1489 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1579 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1490} 1580}
1491 1581
1492/* ------------------------------------------------------------------------- */ 1582/* ------------------------------------------------------------------------- */
1493/* 1583/*
1494 * Set/unset margin origin mode 1584 * Set/unset margin origin mode
… …
1497 * Relative mode: line numbers are relative to top margin of scrolling region 1587 * Relative mode: line numbers are relative to top margin of scrolling region
1498 * and the cursor cannot be moved outside. 1588 * and the cursor cannot be moved outside.
1499 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1589 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1500 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1590 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1501 */ 1591 */
1502/* EXTPROTO */
1503void 1592void
1504rxvt_scr_relative_origin(pR_ int mode) 1593rxvt_term::scr_relative_origin (int mode) NOTHROW
1505{ 1594{
1506 if (mode) 1595 if (mode)
1507 R->screen.flags |= Screen_Relative; 1596 screen.flags |= Screen_Relative;
1508 else 1597 else
1509 R->screen.flags &= ~Screen_Relative; 1598 screen.flags &= ~Screen_Relative;
1599
1510 rxvt_scr_gotorc(aR_ 0, 0, 0); 1600 scr_gotorc (0, 0, 0);
1511} 1601}
1512 1602
1513/* ------------------------------------------------------------------------- */ 1603/* ------------------------------------------------------------------------- */
1514/* 1604/*
1515 * Set insert/replace mode 1605 * Set insert/replace mode
1516 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1606 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1517 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1607 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1518 */ 1608 */
1519/* EXTPROTO */
1520void 1609void
1521rxvt_scr_insert_mode(pR_ int mode) 1610rxvt_term::scr_insert_mode (int mode) NOTHROW
1522{ 1611{
1523 if (mode) 1612 if (mode)
1524 R->screen.flags |= Screen_Insert; 1613 screen.flags |= Screen_Insert;
1525 else 1614 else
1526 R->screen.flags &= ~Screen_Insert; 1615 screen.flags &= ~Screen_Insert;
1527} 1616}
1528 1617
1529/* ------------------------------------------------------------------------- */ 1618/* ------------------------------------------------------------------------- */
1530/* 1619/*
1531 * Set/Unset tabs 1620 * Set/Unset tabs
1532 * XTERM_SEQ: Set tab at current column : ESC H 1621 * XTERM_SEQ: Set tab at current column : ESC H
1533 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1622 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1534 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1623 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1535 */ 1624 */
1536/* EXTPROTO */
1537void 1625void
1538rxvt_scr_set_tab(pR_ int mode) 1626rxvt_term::scr_set_tab (int mode) NOTHROW
1539{ 1627{
1540 if (mode < 0) 1628 if (mode < 0)
1541 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1629 memset (tabs, 0, ncol);
1542 else if (R->screen.cur.col < R->TermWin.ncol) 1630 else if (screen.cur.col < ncol)
1543 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1631 tabs [screen.cur.col] = !!mode;
1544} 1632}
1545 1633
1546/* ------------------------------------------------------------------------- */ 1634/* ------------------------------------------------------------------------- */
1547/* 1635/*
1548 * Set reverse/normal video 1636 * Set reverse/normal video
1549 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1637 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1550 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1638 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1551 */ 1639 */
1552/* EXTPROTO */
1553void 1640void
1554rxvt_scr_rvideo_mode(pR_ int mode) 1641rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1555{ 1642{
1556 XGCValues gcvalue; 1643 rvideo_mode = on;
1557 1644
1558 if (R->rvideo != mode) { 1645#ifndef NO_BELL
1559 R->rvideo = mode; 1646 on ^= rvideo_bell;
1560 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1647#endif
1561#if defined(XPM_BACKGROUND) 1648
1649 if (rvideo_state != on)
1650 {
1651 rvideo_state = on;
1652
1653 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1654#ifdef HAVE_BG_PIXMAP
1562 if (R->bgPixmap.pixmap == None) 1655 if (bgPixmap.pixmap == None)
1563#endif 1656#endif
1564#if defined(TRANSPARENT) 1657 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1565 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1566#endif
1567 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1568 R->PixColors[Color_bg]);
1569 1658
1659 XGCValues gcvalue;
1570 gcvalue.foreground = R->PixColors[Color_fg]; 1660 gcvalue.foreground = pix_colors[Color_fg];
1571 gcvalue.background = R->PixColors[Color_bg]; 1661 gcvalue.background = pix_colors[Color_bg];
1572 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1662 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1573 &gcvalue); 1663
1574 R->scr_clear (); 1664 scr_clear ();
1575 R->scr_touch (true); 1665 scr_touch (true);
1576 } 1666 }
1577} 1667}
1578 1668
1579/* ------------------------------------------------------------------------- */ 1669/* ------------------------------------------------------------------------- */
1580/* 1670/*
1581 * Report current cursor position 1671 * Report current cursor position
1582 * XTERM_SEQ: Report position: ESC [ 6 n 1672 * XTERM_SEQ: Report position: ESC [ 6 n
1583 */ 1673 */
1584/* EXTPROTO */
1585void 1674void
1586rxvt_scr_report_position(pR) 1675rxvt_term::scr_report_position () NOTHROW
1587{ 1676{
1588 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1677 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1589} 1678}
1590 1679
1591/* ------------------------------------------------------------------------- * 1680/* ------------------------------------------------------------------------- *
1592 * FONTS * 1681 * FONTS *
1593 * ------------------------------------------------------------------------- */ 1682 * ------------------------------------------------------------------------- */
1594 1683
1595/* 1684/*
1596 * Set font style 1685 * Set font style
1597 */ 1686 */
1598/* INTPROTO */
1599void 1687void
1600rxvt_set_font_style(pR) 1688rxvt_term::set_font_style () NOTHROW
1601{ 1689{
1690#if 0
1602 switch (R->charsets[R->screen.charset]) { 1691 switch (charsets [screen.charset])
1692 {
1603 case '0': /* DEC Special Character & Line Drawing Set */ 1693 case '0': /* DEC Special Character & Line Drawing Set */
1604 break; 1694 break;
1605 case 'A': /* United Kingdom (UK) */ 1695 case 'A': /* United Kingdom (UK) */
1606 break; 1696 break;
1607 case 'B': /* United States (USASCII) */ 1697 case 'B': /* United States (USASCII) */
1608 break; 1698 break;
1609 case '<': /* Multinational character set */ 1699 case '<': /* Multinational character set */
1610 break; 1700 break;
1611 case '5': /* Finnish character set */ 1701 case '5': /* Finnish character set */
1612 break; 1702 break;
1613 case 'C': /* Finnish character set */ 1703 case 'C': /* Finnish character set */
1614 break; 1704 break;
1615 case 'K': /* German character set */ 1705 case 'K': /* German character set */
1616 break; 1706 break;
1617 } 1707 }
1708#endif
1618} 1709}
1619 1710
1620/* ------------------------------------------------------------------------- */ 1711/* ------------------------------------------------------------------------- */
1621/* 1712/*
1622 * Choose a font 1713 * Choose a font
1623 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1714 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1624 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1715 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1625 * XTERM_SEQ: Invoke G2 character set: ESC N 1716 * XTERM_SEQ: Invoke G2 character set: ESC N
1626 * XTERM_SEQ: Invoke G3 character set: ESC O 1717 * XTERM_SEQ: Invoke G3 character set: ESC O
1627 */ 1718 */
1628/* EXTPROTO */
1629void 1719void
1630rxvt_scr_charset_choose(pR_ int set) 1720rxvt_term::scr_charset_choose (int set) NOTHROW
1631{ 1721{
1632 R->screen.charset = set; 1722 screen.charset = set;
1633 rxvt_set_font_style(aR); 1723 set_font_style ();
1634} 1724}
1635 1725
1636/* ------------------------------------------------------------------------- */ 1726/* ------------------------------------------------------------------------- */
1637/* 1727/*
1638 * Set a font 1728 * Set a font
… …
1640 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1730 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1641 * XTERM_SEQ: Set G2 character set: ESC * <C> 1731 * XTERM_SEQ: Set G2 character set: ESC * <C>
1642 * XTERM_SEQ: Set G3 character set: ESC + <C> 1732 * XTERM_SEQ: Set G3 character set: ESC + <C>
1643 * See set_font_style for possible values for <C> 1733 * See set_font_style for possible values for <C>
1644 */ 1734 */
1645/* EXTPROTO */
1646void 1735void
1647rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1736rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1648{ 1737{
1649 R->charsets[set] = (unsigned char)ch; 1738 charsets[set] = (unsigned char)ch;
1650 rxvt_set_font_style(aR); 1739 set_font_style ();
1651} 1740}
1652 1741
1653
1654/* ------------------------------------------------------------------------- *
1655 * GRAPHICS COLOURS *
1656 * ------------------------------------------------------------------------- */
1657
1658#ifdef RXVT_GRAPHICS
1659/* EXTPROTO */
1660int
1661rxvt_scr_get_fgcolor(pR)
1662{
1663 return GET_FGCOLOR(R->rstyle);
1664}
1665
1666/* ------------------------------------------------------------------------- */
1667/* EXTPROTO */
1668int
1669rxvt_scr_get_bgcolor(pR)
1670{
1671 return GET_BGCOLOR(R->rstyle);
1672}
1673#endif
1674 1742
1675/* ------------------------------------------------------------------------- * 1743/* ------------------------------------------------------------------------- *
1676 * MAJOR SCREEN MANIPULATION * 1744 * MAJOR SCREEN MANIPULATION *
1677 * ------------------------------------------------------------------------- */ 1745 * ------------------------------------------------------------------------- */
1678 1746
1679/* 1747/*
1748 * refresh matching text.
1749 */
1750bool
1751rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1752{
1753 bool found = false;
1754
1755 for (int i = 0; i < nrow; i++)
1756 {
1757 rend_t *drp = drawn_buf[i].r;
1758
1759 for (int col = 0; col < ncol; col++, drp++)
1760 if ((*drp & mask) == value)
1761 {
1762 found = true;
1763 *drp = ~value;
1764 }
1765 }
1766
1767 return found;
1768}
1769
1770/*
1680 * Refresh an area 1771 * Refresh an area
1681 */ 1772 */
1682enum { 1773enum {
1683 PART_BEG = 0, 1774 PART_BEG = 0,
1684 PART_END, 1775 PART_END,
1685 RC_COUNT 1776 RC_COUNT
1686}; 1777};
1687 1778
1688void 1779void
1689rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1780rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1690{ 1781{
1691 int i; 1782 int i;
1692 row_col_t rc[RC_COUNT]; 1783 row_col_t rc[RC_COUNT];
1693 1784
1694 if (drawn_text == NULL) /* sanity check */ 1785 if (!drawn_buf) /* sanity check */
1695 return; 1786 return;
1696 1787
1697#ifdef DEBUG_STRICT 1788#ifndef NO_SLOW_LINK_SUPPORT
1698 x = max(x, (int)TermWin.int_bwidth); 1789 if (refresh_type == FAST_REFRESH && !display->is_local)
1699 x = min(x, (int)TermWin.width); 1790 {
1700 y = max(y, (int)TermWin.int_bwidth); 1791 y = 0;
1701 y = min(y, (int)TermWin.height); 1792 eheight = height;
1793 }
1702#endif 1794#endif
1703 1795
1704/* round down */ 1796 /* round down */
1705 rc[PART_BEG].col = Pixel2Col(x); 1797 rc[PART_BEG].col = Pixel2Col (x);
1706 rc[PART_BEG].row = Pixel2Row(y); 1798 rc[PART_BEG].row = Pixel2Row (y);
1707/* round up */ 1799 /* round up */
1708 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1800 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1709 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1801 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1710 1802
1711/* sanity checks */ 1803 /* sanity checks */
1712 for (i = PART_BEG; i < RC_COUNT; i++) 1804 for (i = PART_BEG; i < RC_COUNT; i++)
1713 { 1805 {
1714 MIN_IT(rc[i].col, TermWin.ncol - 1); 1806 min_it (rc[i].col, ncol - 1);
1715 MIN_IT(rc[i].row, TermWin.nrow - 1); 1807 min_it (rc[i].row, nrow - 1);
1716 } 1808 }
1717 1809// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1718 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1719
1720 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1810 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1721 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1811 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1722 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1812
1813 num_scr_allow = 0;
1723 1814
1724 if (refresh) 1815 if (refresh)
1725 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1816 scr_refresh ();
1726} 1817}
1727 1818
1728/* ------------------------------------------------------------------------- */ 1819/* ------------------------------------------------------------------------- */
1729/* 1820/*
1730 * Refresh the entire screen 1821 * Refresh the entire screen
1731 */ 1822 */
1732void 1823void
1733rxvt_term::scr_touch (bool refresh) 1824rxvt_term::scr_touch (bool refresh) NOTHROW
1734{ 1825{
1735 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1826 scr_expose (0, 0, width, height, refresh);
1736} 1827}
1737 1828
1738/* ------------------------------------------------------------------------- */ 1829/* ------------------------------------------------------------------------- */
1739/* 1830/*
1740 * Move the display so that the line represented by scrollbar value Y is at 1831 * Move the display so that the line represented by scrollbar value Y is at
1741 * the top of the screen 1832 * the top of the screen
1742 */ 1833 */
1743/* EXTPROTO */ 1834void
1744int
1745rxvt_scr_move_to(pR_ int y, int len) 1835rxvt_term::scr_move_to (int y, int len) NOTHROW
1746{ 1836{
1747 long p = 0; 1837 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1748 uint16_t oldviewstart;
1749
1750 oldviewstart = R->TermWin.view_start;
1751 if (y < len) {
1752 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1753 p -= (long)(R->TermWin.nrow - 1);
1754 p = max(p, 0);
1755 }
1756 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1757 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1758
1759 return rxvt_scr_changeview(aR_ oldviewstart);
1760} 1838}
1761 1839
1762/* ------------------------------------------------------------------------- */ 1840/* ------------------------------------------------------------------------- */
1763/* 1841/*
1764 * Page the screen up/down nlines 1842 * Page the screen up/down nlines
1765 * direction should be UP or DN 1843 * direction should be UP or DN
1766 */ 1844 */
1767/* EXTPROTO */ 1845bool
1768int
1769rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1846rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1770{ 1847{
1771 int n; 1848 int new_view_start =
1772 uint16_t oldviewstart; 1849 direction == UP ? view_start - nlines
1850 : view_start + nlines;
1773 1851
1774 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1775#ifdef DEBUG_STRICT
1776 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1777#endif
1778 oldviewstart = R->TermWin.view_start;
1779 if (direction == UP) {
1780 n = R->TermWin.view_start + nlines;
1781 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1782 } else {
1783 n = R->TermWin.view_start - nlines;
1784 R->TermWin.view_start = max(n, 0);
1785 }
1786 return rxvt_scr_changeview(aR_ oldviewstart); 1852 return scr_changeview (new_view_start);
1787} 1853}
1788 1854
1789/* INTPROTO */ 1855bool
1790int 1856rxvt_term::scr_changeview (int new_view_start) NOTHROW
1791rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1792{ 1857{
1793 if (R->TermWin.view_start != oldviewstart) { 1858 clamp_it (new_view_start, top_row, 0);
1859
1860 if (new_view_start == view_start)
1861 return false;
1862
1863 num_scr += new_view_start - view_start;
1864 view_start = new_view_start;
1794 R->want_refresh = 1; 1865 want_refresh = 1;
1795#ifdef RXVT_GRAPHICS
1796 if (rxvt_Gr_Displayed(aR))
1797 rxvt_Gr_scroll(aR_ 0);
1798#endif
1799 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1800 }
1801 return (int)(R->TermWin.view_start - oldviewstart);
1802}
1803 1866
1804/* ------------------------------------------------------------------------- */ 1867 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1805/* EXTPROTO */ 1868
1806void 1869 return true;
1807rxvt_scr_bell(pR) 1870}
1808{ 1871
1809#ifndef NO_BELL 1872#ifndef NO_BELL
1873void
1874rxvt_term::bell_cb (ev::timer &w, int revents)
1875{
1876 rvideo_bell = false;
1877 scr_rvideo_mode (rvideo_mode);
1878 refresh_check ();
1879}
1880#endif
1881
1882/* ------------------------------------------------------------------------- */
1883void
1884rxvt_term::scr_bell () NOTHROW
1885{
1886#ifndef NO_BELL
1887
1810# ifndef NO_MAPALERT 1888# ifndef NO_MAPALERT
1811# ifdef MAPALERT_OPTION 1889# ifdef MAPALERT_OPTION
1812 if (R->Options & Opt_mapAlert) 1890 if (option (Opt_mapAlert))
1813# endif 1891# endif
1814 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1892 XMapWindow (dpy, parent[0]);
1815# endif 1893# endif
1894
1895# if ENABLE_FRILLS
1896 if (option (Opt_urgentOnBell))
1897 {
1898 if (XWMHints *h = XGetWMHints(dpy, parent[0]))
1899 {
1900 h->flags |= XUrgencyHint;
1901 XSetWMHints (dpy, parent[0], h);
1902 }
1903 }
1904# endif
1905
1816 if (R->Options & Opt_visualBell) { 1906 if (option (Opt_visualBell))
1817 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1907 {
1818 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1908 rvideo_bell = true;
1909 scr_rvideo_mode (rvideo_mode);
1910 flush ();
1911
1912 bell_ev.start (VISUAL_BELL_DURATION);
1913 }
1819 } else 1914 else
1820 XBell(R->Xdisplay, 0); 1915 XBell (dpy, 0);
1821#endif 1916#endif
1822} 1917}
1823 1918
1824/* ------------------------------------------------------------------------- */ 1919/* ------------------------------------------------------------------------- */
1825/* ARGSUSED */ 1920/* ARGSUSED */
1826/* EXTPROTO */
1827void 1921void
1828rxvt_scr_printscreen(pR_ int fullhist) 1922rxvt_term::scr_printscreen (int fullhist) NOTHROW
1829{ 1923{
1830#ifdef PRINTPIPE 1924#ifdef PRINTPIPE
1831 int i, r1, nrows, row_offset; 1925 int nrows, row_start;
1832 text_t *t; 1926 FILE *fd = popen_printer ();
1833 FILE *fd;
1834 1927
1835 if ((fd = rxvt_popen_printer(aR)) == NULL) 1928 if (!fd)
1836 return; 1929 return;
1837 nrows = R->TermWin.nrow; 1930
1838 row_offset = R->TermWin.saveLines;
1839 if (!fullhist) 1931 if (fullhist)
1840 row_offset -= R->TermWin.view_start;
1841 else {
1842 nrows += R->TermWin.nscrolled;
1843 row_offset -= R->TermWin.nscrolled;
1844 } 1932 {
1933 nrows = nrow - top_row;
1934 row_start = top_row;
1935 }
1936 else
1937 {
1938 nrows = nrow;
1939 row_start = view_start;
1940 }
1845 1941
1942 wctomb (0, 0);
1943
1846 for (r1 = 0; r1 < nrows; r1++) { 1944 for (int r1 = 0; r1 < nrows; r1++)
1847 t = R->screen.text[r1 + row_offset];
1848 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1849 if (!isspace(t[i]))
1850 break;
1851 fprintf(fd, "%.*s\n", (i + 1), t);
1852 } 1945 {
1946 text_t *tp = ROW(r1).t;
1947 int len = ROW(r1).l;
1948
1949 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1950 {
1951 char mb[MB_LEN_MAX];
1952 text_t t = *tp++;
1953 if (t == NOCHAR)
1954 continue;
1955
1956 len = wctomb (mb, t);
1957
1958 if (len <= 0)
1959 {
1960 mb[0] = ' ';
1961 len = 1;
1962 }
1963
1964 fwrite (mb, 1, len, fd);
1965 }
1966
1967 fputc ('\n', fd);
1968 }
1969
1853 rxvt_pclose_printer(fd); 1970 pclose_printer (fd);
1854#endif 1971#endif
1855} 1972}
1856 1973
1857/* ------------------------------------------------------------------------- */ 1974/* ------------------------------------------------------------------------- */
1858/* 1975/*
1859 * Refresh the screen 1976 * Refresh the screen
1860 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1977 * drawn_text/drawn_rend contain the screen information before the update.
1861 * R->screen.text/R->screen.rend contain what the screen will change to. 1978 * screen.text/screen.rend contain what the screen will change to.
1979 */
1980void
1981rxvt_term::scr_refresh () NOTHROW
1982{
1983 unsigned char have_bg,
1984 showcursor; /* show the cursor */
1985 int16_t col, row, /* column/row we're processing */
1986 ocrow; /* old cursor row */
1987 int i; /* tmp */
1988#ifndef NO_CURSORCOLOR
1989 rend_t cc1; /* store colours at cursor position (s) */
1990#endif
1991 rend_t *crp; // cursor rendition pointer
1992 rend_t ccol1, /* Cursor colour */
1993 ccol2; /* Cursor colour2 */
1994
1995 want_refresh = 0; /* screen is current */
1996
1997 if (refresh_type == NO_REFRESH || !mapped)
1998 return;
1999
2000 /*
2001 * A: set up vars
1862 */ 2002 */
2003 refresh_count = 0;
1863 2004
1864#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2005 have_bg = 0;
1865# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2006#ifdef HAVE_BG_PIXMAP
1866# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2007 have_bg = bgPixmap.pixmap != None;
2008#endif
2009 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2010
2011 /*
2012 * B: reverse any characters which are selected
2013 */
2014 scr_reverse_selection ();
2015
2016 /*
2017 * C: set the cursor character (s)
2018 */
2019 {
2020 unsigned char setoldcursor;
2021
2022 showcursor = (screen.flags & Screen_VisibleCursor);
2023#ifdef CURSOR_BLINK
2024 if (hidden_cursor)
2025 showcursor = 0;
2026#endif
2027
2028 if (showcursor)
2029 {
2030 int col = screen.cur.col;
2031
2032 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2033 col--;
2034
2035 crp = &ROW(screen.cur.row).r[col];
2036
2037#ifndef NO_CURSORCOLOR
2038 cc1 = *crp & (RS_fgMask | RS_bgMask);
2039 if (ISSET_PIXCOLOR (Color_cursor))
2040 ccol1 = Color_cursor;
2041 else
2042#endif
2043#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2044 ccol1 = fgcolor_of (rstyle);
1867#else 2045#else
1868# define MONO_BOLD(x) \ 2046 ccol1 = Color_fg;
1869 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1870# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1871#endif 2047#endif
1872 2048
1873#define FONT_WIDTH(X, Y) \
1874 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1875#define FONT_RBEAR(X, Y) \
1876 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1877#define FONT_LBEAR(X, Y) \
1878 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1879#define IS_FONT_CHAR(X, Y) \
1880 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1881
1882void
1883rxvt_term::scr_refresh (unsigned char refresh_type)
1884{
1885 unsigned char clearfirst, /* first character writes before cell */
1886 clearlast, /* last character writes beyond cell */
1887 must_clear, /* use draw_string not draw_image_string */
1888#ifndef NO_BOLDFONT
1889 bfont, /* we've changed font to bold font */
1890#endif
1891 rvid, /* reverse video this position */
1892 wbyte, /* we're in multibyte */
1893 showcursor; /* show the cursor */
1894 int fore, back; /* desired foreground/background */
1895 int16_t col, row, /* column/row we're processing */
1896 ocrow; /* old cursor row */
1897 int cursorwidth;
1898 int i, /* tmp */
1899 row_offset; /* basic offset in screen structure */
1900#ifndef NO_CURSORCOLOR 2049#ifndef NO_CURSORCOLOR
1901 rend_t cc1; /* store colours at cursor position(s) */
1902 rend_t cc2; /* store colours at cursor position(s) */
1903#endif
1904 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1905 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1906
1907 if (refresh_type == NO_REFRESH || !TermWin.mapped)
1908 return;
1909
1910 /*
1911 * A: set up vars
1912 */
1913 clearfirst = clearlast = must_clear = wbyte = 0;
1914#ifndef NO_BOLDFONT
1915 bfont = 0;
1916#endif
1917
1918 if (currmaxcol < TermWin.ncol)
1919 {
1920 currmaxcol = TermWin.ncol;
1921 buffer = (char *)rxvt_realloc (buffer,
1922 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1923 }
1924
1925 refresh_count = 0;
1926
1927 row_offset = TermWin.saveLines - TermWin.view_start;
1928
1929 if ((refresh_type & REFRESH_BOUNDS))
1930 {
1931 clearfirst = clearlast = 1;
1932 refresh_type &= ~REFRESH_BOUNDS;
1933 }
1934
1935#if defined(XPM_BACKGROUND)
1936 must_clear |= (bgPixmap.pixmap != None);
1937#endif
1938#if defined(TRANSPARENT)
1939 must_clear |= ((Options & Opt_transparent) && am_transparent);
1940#endif
1941 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1942
1943 /*
1944 * B: reverse any characters which are selected
1945 */
1946 rxvt_scr_reverse_selection (this);
1947
1948 /*
1949 * C: set the cursor character(s)
1950 */
1951 {
1952 unsigned char setoldcursor;
1953 rend_t ccol1, /* Cursor colour */
1954 ccol2; /* Cursor colour2 */
1955
1956 showcursor = (screen.flags & Screen_VisibleCursor);
1957 cursorwidth = 0;
1958#ifdef CURSOR_BLINK
1959 if (hidden_cursor)
1960 showcursor = 0;
1961#endif
1962
1963 cursorwidth = 0;
1964
1965 if (showcursor)
1966 {
1967 cursorwidth++;
1968
1969 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
1970 [screen.cur.col]);
1971
1972 if (showcursor && TermWin.focus)
1973 {
1974 *srp ^= RS_RVid;
1975#ifndef NO_CURSORCOLOR
1976 cc1 = *srp & (RS_fgMask | RS_bgMask);
1977 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2050 if (ISSET_PIXCOLOR (Color_cursor2))
1978 ccol1 = Color_cursor; 2051 ccol2 = Color_cursor2;
1979 else 2052 else
2053#endif
1980#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2054#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1981 ccol1 = GET_FGCOLOR(rstyle); 2055 ccol2 = bgcolor_of (rstyle);
1982#else 2056#else
1983 ccol1 = Color_fg; 2057 ccol2 = Color_bg;
1984#endif 2058#endif
1985 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2059
1986 ccol2 = Color_cursor2; 2060 if (showcursor && focus)
2061 {
2062 if (option (Opt_cursorUnderline))
2063 *crp ^= RS_Uline;
1987 else 2064 else
1988#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2065 {
1989 ccol2 = GET_BGCOLOR(rstyle); 2066 *crp ^= RS_RVid;
1990#else
1991 ccol2 = Color_bg;
1992#endif
1993 *srp = SET_FGCOLOR(*srp, ccol1); 2067 *crp = SET_FGCOLOR (*crp, ccol1);
1994 *srp = SET_BGCOLOR(*srp, ccol2); 2068 *crp = SET_BGCOLOR (*crp, ccol2);
1995#endif
1996 }
1997
1998 while (IS_WIDE (*srp))
1999 cursorwidth++, srp++;
2000 }
2001
2002 /* make sure no outline cursor is left around */
2003 setoldcursor = 0;
2004 if (ocrow != -1) {
2005 if (screen.cur.row + TermWin.view_start != ocrow
2006 || screen.cur.col != oldcursor.col) {
2007 if (ocrow < TermWin.nrow
2008 && oldcursor.col < TermWin.ncol) {
2009 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
2010 } 2069 }
2011 if (TermWin.focus || !showcursor)
2012 oldcursor.row = -1;
2013 else
2014 setoldcursor = 1;
2015 }
2016 } else if (!TermWin.focus)
2017 setoldcursor = 1;
2018 if (setoldcursor) {
2019 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
2020 oldcursor.row = -1;
2021 else {
2022 oldcursor.row = screen.cur.row + TermWin.view_start;
2023 oldcursor.col = screen.cur.col;
2024 } 2070 }
2025 } 2071 }
2072
2073 /* make sure no outline cursor is left around */
2074 setoldcursor = 0;
2075 if (ocrow != -1)
2076 {
2077 if (screen.cur.row - view_start != ocrow
2078 || screen.cur.col != oldcursor.col)
2079 {
2080 if (ocrow < nrow
2081 && oldcursor.col < ncol)
2082 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2083
2084 if (focus || !showcursor)
2085 oldcursor.row = -1;
2086 else
2087 setoldcursor = 1;
2088 }
2026 } 2089 }
2090 else if (!focus)
2091 setoldcursor = 1;
2092
2093 if (setoldcursor)
2094 {
2095 if (screen.cur.row - view_start >= nrow)
2096 oldcursor.row = -1;
2097 else
2098 {
2099 oldcursor.row = screen.cur.row - view_start;
2100 oldcursor.col = screen.cur.col;
2101 }
2102 }
2103 }
2104
2105 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2106#if ENABLE_OVERLAY
2107 scr_swap_overlay ();
2108#endif
2027 2109
2028#ifndef NO_SLOW_LINK_SUPPORT 2110#ifndef NO_SLOW_LINK_SUPPORT
2029 /* 2111 /*
2030 * D: CopyArea pass - very useful for slower links 2112 * D: CopyArea pass - very useful for slower links
2031 * This has been deliberately kept simple. 2113 * This has been deliberately kept simple.
2032 */ 2114 */
2033 i = num_scr; 2115 if (!display->is_local
2034 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2116 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2035 && abs(i) < TermWin.nrow && !must_clear) 2117 && abs (num_scr) < nrow && !have_bg)
2036 { 2118 {
2037 int16_t nits; 2119 int16_t nits;
2038 int j; 2120 int i = num_scr;
2039 rend_t *drp2; 2121 int j;
2040 text_t *dtp2; 2122 int len, wlen;
2041 int len, wlen; 2123 dLocal (int, num_scr);
2042 2124
2043 j = TermWin.nrow; 2125 j = nrow;
2044 wlen = len = -1; 2126 wlen = len = -1;
2045 row = i > 0 ? 0 : j - 1; 2127 row = i > 0 ? 0 : j - 1;
2128
2046 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2129 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2047 { 2130 {
2048 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2131 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2049 { 2132 {
2050 stp = screen.text[row + row_offset]; 2133 line_t s = ROW(view_start + row);
2051 srp = screen.rend[row + row_offset];
2052 dtp = drawn_text[row]; 2134 line_t d = drawn_buf[row];
2053 dtp2 = drawn_text[row + i]; 2135 line_t d2 = drawn_buf[row + i];
2054 drp = drawn_rend[row];
2055 drp2 = drawn_rend[row + i];
2056 2136
2057 for (nits = 0, col = TermWin.ncol; col--; ) 2137 for (nits = 0, col = ncol; col--; )
2058 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2138 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2059 nits--; 2139 nits--;
2060 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2140 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2061 nits++; 2141 nits++;
2062 2142
2063 if (nits > 8) /* XXX: arbitrary choice */ 2143 if (nits > 8) /* XXX: arbitrary choice */
2144 {
2145 for (col = ncol; col--; )
2146 {
2147 *d.t++ = *d2.t++;
2148 *d.r++ = *d2.r++;
2149 }
2150
2151 if (len == -1)
2152 len = row;
2153
2154 wlen = row;
2155 continue;
2156 }
2157 }
2158
2159 if (len >= 0)
2160 {
2161 /* also comes here at end if needed because of >= above */
2162 if (wlen < len)
2163 ::swap (wlen, len);
2164
2165 XGCValues gcv;
2166
2167 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2168 XCopyArea (dpy, vt, vt,
2169 gc, 0, Row2Pixel (len + i),
2170 (unsigned int)this->width,
2171 (unsigned int)Height2Pixel (wlen - len + 1),
2172 0, Row2Pixel (len));
2173 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2174
2175 len = -1;
2176 }
2177 }
2178 }
2179#endif
2180
2181 /*
2182 * E: main pass across every character
2183 */
2184 for (row = 0; row < nrow; row++)
2185 {
2186 text_t *stp = ROW(view_start + row).t;
2187 rend_t *srp = ROW(view_start + row).r;
2188 text_t *dtp = drawn_buf[row].t;
2189 rend_t *drp = drawn_buf[row].r;
2190
2191 /*
2192 * E2: OK, now the real pass
2193 */
2194 int ypixel = (int)Row2Pixel (row);
2195
2196 for (col = 0; col < ncol; col++)
2197 {
2198 /* compare new text with old - if exactly the same then continue */
2199 if (stp[col] == dtp[col] /* Must match characters to skip. */
2200 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2201 || (stp[col] == ' ' /* space w/ no background change */
2202 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2203 continue;
2204
2205 // redraw one or more characters
2206
2207 // seek to the beginning of wide characters
2208 while (stp[col] == NOCHAR && col > 0)
2209 --col;
2210
2211 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2212 text_t *text = stp + col;
2213 int count = 1;
2214
2215 dtp[col] = stp[col];
2216 drp[col] = rend;
2217
2218 int xpixel = Col2Pixel (col);
2219
2220 for (i = 0; ++col < ncol; )
2221 {
2222 if (stp[col] == NOCHAR)
2223 {
2224 dtp[col] = stp[col];
2225 drp[col] = rend;
2226 count++;
2227 i++;
2228
2229 continue;
2230 }
2231
2232 if (!RS_SAME (rend, srp[col]))
2233 break;
2234
2235 count++;
2236
2237 if (stp[col] != dtp[col]
2238 || !RS_SAME (srp[col], drp[col]))
2239 {
2240 if (have_bg && (i++ > count / 2))
2241 break;
2242
2243 dtp[col] = stp[col];
2244 drp[col] = rend;
2245 i = 0;
2246 }
2247 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2248 break;
2249 }
2250
2251 col--; /* went one too far. move back */
2252 count -= i; /* dump any matching trailing chars */
2253
2254 // sometimes we optimize away the trailing NOCHAR's, add them back
2255 while (i && text[count] == NOCHAR)
2256 count++, i--;
2257
2258 /*
2259 * Determine the attributes for the string
2260 */
2261 int fore = fgcolor_of (rend); // desired foreground
2262 int back = bgcolor_of (rend); // desired background
2263
2264 // only do special processing if any attributes are set, which is unlikely
2265 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2266 {
2267 bool invert = rend & RS_RVid;
2268
2269#ifndef NO_BOLD_UNDERLINE_REVERSE
2270 if (rend & RS_Bold && fore == Color_fg)
2271 {
2272 if (ISSET_PIXCOLOR (Color_BD))
2273 fore = Color_BD;
2274# if !ENABLE_STYLES
2275 else
2276 invert = !invert;
2277# endif
2278 }
2279
2280 if (rend & RS_Italic && fore == Color_fg)
2281 {
2282 if (ISSET_PIXCOLOR (Color_IT))
2283 fore = Color_IT;
2284# if !ENABLE_STYLES
2285 else
2286 invert = !invert;
2287# endif
2288 }
2289
2290 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2291 fore = Color_UL;
2292#endif
2293
2294 if (invert)
2295 {
2296#ifdef OPTION_HC
2297 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2298 || !ISSET_PIXCOLOR (Color_HC))
2299#endif
2300 /* invert the column if no highlightColor is set or it is the
2301 * current cursor column */
2302 ::swap (fore, back);
2303#ifdef OPTION_HC
2304 else if (ISSET_PIXCOLOR (Color_HC))
2305 back = Color_HC;
2306#endif
2307
2308#ifndef NO_BOLD_UNDERLINE_REVERSE
2309# ifndef OPTION_HC
2310 if (ISSET_PIXCOLOR (Color_RV))
2311 back = Color_RV;
2312# endif
2313 if (fore == back)
2314 {
2315 fore = Color_bg;
2316 back = Color_fg;
2317 }
2318#endif
2319 }
2320
2321#ifdef TEXT_BLINK
2322 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2323 {
2324 if (!text_blink_ev.is_active ())
2325 {
2326 text_blink_ev.again ();
2327 hidden_text = 0;
2328 }
2329 else if (hidden_text)
2330 fore = back;
2331 }
2332#endif
2333
2334#if ENABLE_STYLES
2335 // "careful" (too wide) character handling
2336
2337 // include previous careful character(s) if possible, looks nicer (best effort...)
2338 while (text > stp
2339 && srp[text - stp - 1] & RS_Careful
2340 && RS_SAME (rend, srp[text - stp - 1]))
2341 text--, count++, xpixel -= fwidth;
2342
2343 // force redraw after "careful" characters to avoid pixel droppings
2344 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2345 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2346
2347 // force redraw before "careful" characters to avoid pixel droppings
2348 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2349 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2350#endif
2351 }
2352
2353 /*
2354 * Actually do the drawing of the string here
2355 */
2356 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2357
2358 if (have_bg && back == Color_bg)
2359 {
2360 // this is very ugly, maybe push it into ->draw?
2361
2362 for (i = 0; i < count; i++) /* don't draw empty strings */
2363 if (text[i] != ' ')
2064 { 2364 {
2065 for (col = TermWin.ncol; col--; ) 2365 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2066 { 2366 goto did_clear;
2067 *dtp++ = *dtp2++;
2068 *drp++ = *drp2++;
2069 }
2070
2071 if (len == -1)
2072 len = row;
2073
2074 wlen = row;
2075 continue;
2076 } 2367 }
2368
2369 CLEAR_CHARS (xpixel, ypixel, count);
2370 did_clear: ;
2077 } 2371 }
2372 else
2373 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2078 2374
2079 if (len != -1) 2375 if (rend & RS_Uline && font->descent > 1 && fore != back)
2080 { 2376 {
2081 /* also comes here at end if needed because of >= above */ 2377#if ENABLE_FRILLS
2082 if (wlen < len) 2378 if (ISSET_PIXCOLOR (Color_underline))
2083 SWAP_IT(wlen, len, int); 2379 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2084
2085 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2086 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2087 TermWin.gc, 0, Row2Pixel (len + i),
2088 (unsigned int)TermWin_TotalWidth (),
2089 (unsigned int)Height2Pixel (wlen - len + 1),
2090 0, Row2Pixel (len));
2091 len = -1;
2092 }
2093 }
2094 }
2095#endif
2096
2097 /*
2098 * E: main pass across every character
2099 */
2100 for (row = 0; row < TermWin.nrow; row++)
2101 {
2102 stp = screen.text[row + row_offset];
2103 srp = screen.rend[row + row_offset];
2104 dtp = drawn_text[row];
2105 drp = drawn_rend[row];
2106
2107 /*
2108 * E2: OK, now the real pass
2109 */
2110 int ypixel = (int)Row2Pixel(row);
2111
2112 for (col = 0; col < TermWin.ncol; col++)
2113 {
2114 /* compare new text with old - if exactly the same then continue */
2115 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2116
2117 if (stp[col] == dtp[col] /* Must match characters to skip. */
2118 && (rend == drp[col] /* Either rendition the same or */
2119 || (stp[col] == ' ' /* space w/ no background change */
2120 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2121 continue;
2122
2123 text_t *text = stp + col;
2124 int count = 1;
2125
2126 /* redraw one or more characters */
2127
2128 dtp[col] = stp[col];
2129 drp[col] = rend;
2130
2131 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2132 continue;
2133
2134 int xpixel = Col2Pixel(col);
2135
2136 // this loop looks very messy, it can probably be optimized
2137 // and cleaned a bit by you?
2138 for (i = 0; ++col < TermWin.ncol; )
2139 {
2140 if (stp[col] == NOCHAR)
2141 {
2142 dtp[col] = stp[col];
2143 drp[col] = rend;
2144 count++;
2145
2146 if (i) // only possible skip if char unchanged
2147 i++;
2148
2149 continue;
2150 }
2151
2152 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2153 break;
2154
2155 count++;
2156
2157 if (stp[col] != dtp[col]
2158 || srp[col] != drp[col])
2159 {
2160 if (must_clear && (i++ > (count / 2)))
2161 break;
2162
2163 dtp[col] = stp[col];
2164 drp[col] = rend;
2165 i = 0;
2166 }
2167 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2168 break;
2169 }
2170
2171 col--; /* went one too far. move back */
2172 count -= i; /* dump any matching trailing chars */
2173
2174 /*
2175 * Determine the attributes for the string
2176 */
2177 int fid = GET_FONT(rend);
2178 fore = GET_FGCOLOR(rend);
2179 back = GET_BGCOLOR(rend);
2180 rend = GET_ATTR(rend);
2181
2182 rvid = (rend & RS_RVid) ? 1 : 0;
2183#ifdef OPTION_HC
2184 if (!rvid && (rend & RS_Blink))
2185 {
2186 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2187 back = Color_HC;
2188 else 2380 else
2189 rvid = !rvid; /* fall back */
2190 }
2191#endif
2192 if (rvid)
2193 {
2194 SWAP_IT(fore, back, int);
2195
2196#ifndef NO_BOLD_UNDERLINE_REVERSE
2197 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2198# ifndef NO_CURSORCOLOR
2199 && !ISSET_PIXCOLOR (this, Color_cursor)
2200# endif 2381#endif
2201 ) 2382 XSetForeground (dpy, gc, pix_colors[fore]);
2202 back = Color_RV;
2203#endif
2204 }
2205#ifndef NO_BOLD_UNDERLINE_REVERSE
2206 else if (rend & RS_Bold)
2207 {
2208 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_BD))
2209 {
2210 fore = Color_BD;
2211# ifndef VERYBOLD
2212 rend &= ~RS_Bold; /* we've taken care of it */
2213# endif
2214 }
2215 }
2216 else if (rend & RS_Uline)
2217 {
2218 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2219 {
2220 fore = Color_UL;
2221 rend &= ~RS_Uline; /* we've taken care of it */
2222 }
2223 }
2224#endif
2225 2383
2226 /* 2384 XDrawLine (dpy, vt, gc,
2227 * Actually do the drawing of the string here
2228 */
2229 rxvt_font *font = (*TermWin.fontset)[fid];
2230
2231 if (back == Color_bg)
2232 {
2233 if (must_clear)
2234 {
2235 for (i = 0; i < count; i++) /* don't draw empty strings */
2236 if (text[i] != ' ')
2237 {
2238 font->draw (xpixel, ypixel, text, count, fore, -1);
2239 goto nodraw;
2240 }
2241
2242 CLEAR_CHARS (xpixel, ypixel, count);
2243nodraw: ;
2244 }
2245 else
2246 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2247 }
2248 else
2249 font->draw (xpixel, ypixel, text, count, fore, back);
2250
2251 if ((rend & RS_Uline) && (font->descent > 1))
2252 XDrawLine(Xdisplay, drawBuffer, TermWin.gc,
2253 xpixel, ypixel + font->ascent + 1, 2385 xpixel, ypixel + font->ascent + 1,
2254 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2386 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2387 }
2255 } /* for (col....) */ 2388 } /* for (col....) */
2256 } /* for (row....) */ 2389 } /* for (row....) */
2257 2390
2391#if ENABLE_OVERLAY
2392 scr_swap_overlay ();
2393#endif
2394 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2395
2258 /* 2396 /*
2259 * G: cleanup cursor and display outline cursor if necessary 2397 * G: cleanup cursor and display outline cursor if necessary
2260 */ 2398 */
2261 if (showcursor) { 2399 if (showcursor)
2262 if (TermWin.focus) { 2400 {
2263 srp = &(screen.rend[screen.cur.row + TermWin.saveLines] 2401 if (focus)
2264 [screen.cur.col]); 2402 {
2403 if (option (Opt_cursorUnderline))
2404 *crp ^= RS_Uline;
2405 else
2406 {
2265 *srp ^= RS_RVid; 2407 *crp ^= RS_RVid;
2266#ifndef NO_CURSORCOLOR 2408#ifndef NO_CURSORCOLOR
2267 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2409 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2268#endif 2410#endif
2411 }
2412 }
2269 } else if (oldcursor.row >= 0) { 2413 else if (oldcursor.row >= 0)
2414 {
2415 int cursorwidth = 1;
2416 int col = oldcursor.col;
2417
2418 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2419 col--;
2420
2421 while (col + cursorwidth < ncol
2422 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2423 cursorwidth++;
2424
2270#ifndef NO_CURSORCOLOR 2425#ifndef NO_CURSORCOLOR
2271 unsigned long gcmask; /* Graphics Context mask */
2272
2273 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2426 if (ISSET_PIXCOLOR (Color_cursor))
2274 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]); 2427 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2428 else
2275#endif 2429#endif
2276 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc, 2430 XSetForeground (dpy, gc, pix_colors[ccol1]);
2431
2432 XDrawRectangle (dpy, vt, gc,
2277 Col2Pixel(oldcursor.col), 2433 Col2Pixel (col),
2278 Row2Pixel(oldcursor.row), 2434 Row2Pixel (oldcursor.row),
2279 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2435 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2280 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1)); 2436 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2281 } 2437 }
2282 } 2438 }
2283 2439
2284 /* 2440 /*
2285 * H: cleanup selection 2441 * H: cleanup selection
2286 */ 2442 */
2287 rxvt_scr_reverse_selection (this); 2443 scr_reverse_selection ();
2288 2444
2289 /*
2290 * I: other general cleanup
2291 */
2292 if (clearfirst && TermWin.int_bwidth)
2293 /*
2294 * clear the whole screen height, note that width == 0 is treated
2295 * specially by XClearArea
2296 */
2297 XClearArea(Xdisplay, TermWin.vt, 0, 0,
2298 (unsigned int)TermWin.int_bwidth,
2299 (unsigned int)TermWin_TotalHeight(), False);
2300 if (clearlast && TermWin.int_bwidth)
2301 /*
2302 * clear the whole screen height, note that width == 0 is treated
2303 * specially by XClearArea
2304 */
2305 XClearArea(Xdisplay, TermWin.vt,
2306 TermWin.width + TermWin.int_bwidth, 0,
2307 (unsigned int)TermWin.int_bwidth,
2308 (unsigned int)TermWin_TotalHeight(), False);
2309 if (refresh_type & SMOOTH_REFRESH)
2310 XSync(Xdisplay, False);
2311
2312 num_scr = 0; 2445 num_scr = 0;
2313 num_scr_allow = 1; 2446 num_scr_allow = 1;
2314 want_refresh = 0; /* screen is current */
2315} 2447}
2316 2448
2317/* ------------------------------------------------------------------------- */
2318void 2449void
2319rxvt_term::scr_clear() 2450rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2320{ 2451{
2452 if (!l.t)
2453 return;
2454
2455 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2456
2457 for (int i = ncol; i--; )
2458 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2459}
2460
2461void
2462rxvt_term::scr_remap_chars () NOTHROW
2463{
2464 for (int i = total_rows; i--; )
2465 scr_remap_chars (row_buf [i]);
2466
2467 for (int i = nrow; i--; )
2468 {
2469 scr_remap_chars (drawn_buf [i]);
2470 scr_remap_chars (swap_buf [i]);
2471 }
2472}
2473
2474void
2475rxvt_term::scr_recolour () NOTHROW
2476{
2477#ifdef HAVE_BG_PIXMAP
2478 bgPixmap.apply ();
2479#else
2480
2481 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2482 XClearWindow (dpy, parent[0]);
2483 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2484
2485 if (scrollBar.win)
2486 {
2487 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2488 scrollBar.state = STATE_IDLE;
2489 scrollBar.show (0);
2490 }
2491
2492#endif
2493
2494 /* bgPixmap.apply () does not do the following : */
2495 scr_clear ();
2496 scr_touch (true);
2497 want_refresh = 1;
2498}
2499
2500/* ------------------------------------------------------------------------- */
2501void
2502rxvt_term::scr_clear (bool really) NOTHROW
2503{
2321 if (!TermWin.mapped) 2504 if (!mapped)
2322 return; 2505 return;
2323 2506
2324 num_scr_allow = 0; 2507 num_scr_allow = 0;
2325 want_refresh = 1; 2508 want_refresh = 1;
2326#ifdef TRANSPARENT 2509
2327 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2510 if (really)
2511 XClearWindow (dpy, vt);
2512}
2513
2514void
2515rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2516{
2517 int view_end = view_start + nrow;
2518 int row, col;
2519
2520 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2521 {
2522 text_t *stp = ROW(row).t;
2523 rend_t *srp = ROW(row).r;
2524
2525 for (col = beg_col; col < end_col; col++)
2526 srp[col] ^= rstyle1;
2527
2528 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2529 srp[col] ^= rstyle2;
2530
2531 if (++col < end_col)
2532 srp[col] ^= rstyle2;
2328 { 2533 }
2329 int i; 2534}
2330 2535
2331 if (!(Options & Opt_transparent_all)) 2536void
2537rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2538{
2539 int view_end = view_start + nrow;
2540 int row, col;
2541
2542 if (beg_row >= view_start)
2543 {
2544 col = beg_col;
2545 row = beg_row;
2546 }
2547 else
2548 {
2332 i = 0; 2549 col = 0;
2550 row = view_start;
2551 }
2552
2553 for (; row < min (end_row, view_end); row++, col = 0)
2554 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2555 srp[col] ^= rstyle;
2556
2557 if (row == end_row)
2558 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2559 srp[col] ^= rstyle;
2560}
2561
2562/* ------------------------------------------------------------------------- */
2563void
2564rxvt_term::scr_reverse_selection () NOTHROW
2565{
2566 if (selection.op
2567 && current_screen == selection.screen
2568 && selection.end.row >= view_start)
2569 {
2570#if !ENABLE_MINIMAL
2571 if (selection.rect)
2572 scr_xor_rect (selection.beg.row, selection.beg.col,
2573 selection.end.row, selection.end.col,
2574 RS_RVid, RS_RVid | RS_Uline);
2333 else 2575 else
2334 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2335
2336 while (i--)
2337 if (TermWin.parent[i] != None)
2338 XClearWindow(Xdisplay, TermWin.parent[i]);
2339 }
2340#endif 2576#endif
2341 2577 scr_xor_span (selection.beg.row, selection.beg.col,
2342 XClearWindow (Xdisplay, TermWin.vt); 2578 selection.end.row, selection.end.col,
2343} 2579 RS_RVid);
2344
2345/* ------------------------------------------------------------------------- */
2346/* INTPROTO */
2347void
2348rxvt_scr_reverse_selection(pR)
2349{
2350 int i, col, row, end_row;
2351 rend_t *srp;
2352
2353 if (R->selection.op && R->current_screen == R->selection.screen) {
2354 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2355 i = R->selection.beg.row + R->TermWin.saveLines;
2356 row = R->selection.end.row + R->TermWin.saveLines;
2357 if (i >= end_row)
2358 col = R->selection.beg.col;
2359 else {
2360 col = 0;
2361 i = end_row;
2362 }
2363 end_row += R->TermWin.nrow;
2364 for (; i < row && i < end_row; i++, col = 0)
2365 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2366#ifndef OPTION_HC
2367 srp[col] ^= RS_RVid;
2368#else
2369 srp[col] ^= RS_Blink;
2370#endif
2371 if (i == row && i < end_row)
2372 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2373#ifndef OPTION_HC
2374 srp[col] ^= RS_RVid;
2375#else
2376 srp[col] ^= RS_Blink;
2377#endif
2378 } 2580 }
2379} 2581}
2380 2582
2381/* ------------------------------------------------------------------------- */ 2583/* ------------------------------------------------------------------------- */
2382/* 2584/*
2383 * Dump the whole scrollback and screen to the passed filedescriptor. The 2585 * Dump the whole scrollback and screen to the passed filedescriptor. The
2384 * invoking routine must close the fd. 2586 * invoking routine must close the fd.
2385 */ 2587 */
2386#if 0 2588#if 0
2387/* EXTPROTO */
2388void 2589void
2389rxvt_scr_dump(pR_ int fd) 2590rxvt_term::scr_dump (int fd) NOTHROW
2390{ 2591{
2391 int row, wrote; 2592 int row, wrote;
2392 unsigned int width, towrite; 2593 unsigned int width, towrite;
2393 char r1[] = "\n"; 2594 char r1[] = "\n";
2394 2595
2395 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2596 for (row = saveLines + top_row;
2396 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2597 row < saveLines + nrow - 1; row++)
2397 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2598 {
2398 : R->TermWin.ncol; 2599 width = row_buf[row].l >= 0 ? row_buf[row].l
2600 : ncol;
2399 for (towrite = width; towrite; towrite -= wrote) { 2601 for (towrite = width; towrite; towrite -= wrote)
2602 {
2400 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2603 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2401 towrite); 2604 towrite);
2402 if (wrote < 0) 2605 if (wrote < 0)
2403 return; /* XXX: death, no report */ 2606 return; /* XXX: death, no report */
2404 } 2607 }
2405 if (R->screen.tlen[row] >= 0) 2608 if (row_buf[row].l >= 0)
2406 if (write(fd, r1, 1) <= 0) 2609 if (write (fd, r1, 1) <= 0)
2407 return; /* XXX: death, no report */ 2610 return; /* XXX: death, no report */
2408 } 2611 }
2409} 2612}
2410#endif 2613#endif
2411 2614
2412/* ------------------------------------------------------------------------- * 2615/* ------------------------------------------------------------------------- *
2413 * CHARACTER SELECTION * 2616 * CHARACTER SELECTION *
2414 * ------------------------------------------------------------------------- */ 2617 * ------------------------------------------------------------------------- */
2415
2416/*
2417 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2418 */
2419/* EXTPROTO */
2420void 2618void
2421rxvt_selection_check(pR_ int check_more) 2619rxvt_term::selection_check (int check_more) NOTHROW
2422{ 2620{
2423 row_col_t pos; 2621 row_col_t pos;
2424 2622
2425 if (!R->selection.op) 2623 if (!selection.op)
2426 return; 2624 return;
2427 2625
2428 pos.row = pos.col = 0; 2626 pos.row = pos.col = 0;
2429 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2627 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2430 || (R->selection.beg.row >= R->TermWin.nrow) 2628 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2431 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2629 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2432 || (R->selection.mark.row >= R->TermWin.nrow)
2433 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2434 || (R->selection.end.row >= R->TermWin.nrow)
2435 || (check_more == 1 2630 || (check_more == 1
2436 && R->current_screen == R->selection.screen 2631 && current_screen == selection.screen
2437 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2632 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2438 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2633 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2439 || (check_more == 2 2634 || (check_more == 2
2440 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2635 && ROWCOL_IS_BEFORE (selection.beg, pos)
2441 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2636 && ROWCOL_IS_AFTER (selection.end, pos))
2442 || (check_more == 3 2637 || (check_more == 3
2443 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2638 && ROWCOL_IS_AFTER (selection.end, pos))
2444 || (check_more == 4 /* screen width change */ 2639 || (check_more == 4 /* screen width change */
2445 && (R->selection.beg.row != R->selection.end.row 2640 && (selection.beg.row != selection.end.row
2446 || R->selection.end.col > R->TermWin.ncol))) 2641 || selection.end.col > ncol)))
2447 CLEAR_SELECTION(R); 2642 CLEAR_SELECTION ();
2448} 2643}
2449 2644
2450/* ------------------------------------------------------------------------- */ 2645/* ------------------------------------------------------------------------- */
2451/* 2646/*
2452 * Paste a selection direct to the command fd 2647 * Paste a selection direct to the command fd
2453 */ 2648 */
2454void 2649void
2455rxvt_term::paste (const unsigned char *data, unsigned int len) 2650rxvt_term::paste (char *data, unsigned int len) NOTHROW
2456{ 2651{
2457 unsigned int i, j, n;
2458 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2459
2460#if 0
2461 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2462 ZERO_SCROLLBACK (r);
2463#endif
2464
2465 /* convert normal newline chars into common keyboard Return key sequence */ 2652 /* convert normal newline chars into common keyboard Return key sequence */
2466 for (i = 0; i < len; i += PROP_SIZE) 2653 for (unsigned int i = 0; i < len; i++)
2467 { 2654 if (data[i] == C0_LF)
2468 n = min (len - i, PROP_SIZE); 2655 data[i] = C0_CR;
2469 MEMCPY (ds, data + i, n);
2470 2656
2471 for (j = 0; j < n; j++) 2657 if (priv_modes & PrivMode_BracketPaste)
2472 if (ds[j] == '\n') 2658 tt_printf ("\e[200~");
2473 ds[j] = '\r';
2474 2659
2475 tt_write (ds, (int)n); 2660 tt_write (data, len);
2476 }
2477 2661
2478 free(ds); 2662 if (priv_modes & PrivMode_BracketPaste)
2663 tt_printf ("\e[201~");
2479} 2664}
2480 2665
2481/* ------------------------------------------------------------------------- */ 2666/* ------------------------------------------------------------------------- */
2482/* 2667/*
2483 * Respond to a notification that a primary selection has been sent 2668 * Respond to a notification that a primary selection has been sent
2484 * EXT: SelectionNotify 2669 * EXT: SelectionNotify
2485 */ 2670 */
2486/* EXTPROTO */ 2671void
2487int
2488rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2672rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2489{ 2673{
2490 long nread = 0; 2674 if (prop == None) /* check for failed XConvertSelection */
2675 {
2676 if ((selection_type & Sel_CompoundText))
2677 {
2678 int selnum = selection_type & Sel_whereMask;
2679
2680 selection_type = 0;
2681 if (selnum != Sel_direct)
2682 selection_request_other (XA_STRING, selnum);
2683 }
2684
2685 if ((selection_type & Sel_UTF8String))
2686 {
2687 int selnum = selection_type & Sel_whereMask;
2688
2689 selection_type = Sel_CompoundText;
2690 if (selnum != Sel_direct)
2691 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2692 else
2693 selection_type = 0;
2694 }
2695
2696 return;
2697 }
2698
2491 unsigned long bytes_after; 2699 unsigned long bytes_after;
2492 XTextProperty ct; 2700 XTextProperty ct;
2493 int dummy_count;
2494 char **cl;
2495 2701
2496 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2702 if (XGetWindowProperty (dpy, win, prop,
2497 2703 0, PROP_SIZE / 4,
2498 if (prop == None) /* check for failed XConvertSelection */ 2704 delete_prop, AnyPropertyType,
2499 { 2705 &ct.encoding, &ct.format,
2500 if ((R->selection_type & Sel_CompoundText)) 2706 &ct.nitems, &bytes_after,
2501 { 2707 &ct.value) != Success)
2502 int selnum = R->selection_type & Sel_whereMask;
2503
2504 R->selection_type = 0;
2505 if (selnum != Sel_direct)
2506 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2507 }
2508
2509 return 0;
2510 } 2708 {
2511 2709 ct.value = 0;
2512 for (;;) 2710 goto bailout;
2513 { 2711 }
2712
2713 if (ct.encoding == None)
2714 goto bailout;
2715
2716 if (bytes_after)
2717 {
2718 // fetch and append remaining data
2719 XTextProperty ct2;
2720
2514 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2721 if (XGetWindowProperty (dpy, win, prop,
2515 (long)(PROP_SIZE / 4), delete_prop, 2722 ct.nitems / 4, (bytes_after + 3) / 4,
2723 delete_prop, AnyPropertyType,
2516 AnyPropertyType, &ct.encoding, &ct.format, 2724 &ct2.encoding, &ct2.format,
2517 &ct.nitems, &bytes_after, 2725 &ct2.nitems, &bytes_after,
2518 &ct.value) != Success) 2726 &ct2.value) != Success)
2519 break; 2727 goto bailout;
2520 2728
2521 if (ct.encoding == 0) 2729 // realloc should be compatible to XFree, here, and elsewhere, too
2522 { 2730 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2523 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2731 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2524 break; 2732 ct.nitems += ct2.nitems;
2525 }
2526 2733
2734 XFree (ct2.value);
2735 }
2736
2527 if (ct.value == NULL) 2737 if (ct.value == 0)
2528 { 2738 goto bailout;
2529 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2530 continue;
2531 }
2532 2739
2740 if (ct.encoding == xa[XA_INCR])
2741 {
2742 // INCR selection, start handshake
2743 if (!delete_prop)
2744 XDeleteProperty (dpy, win, prop);
2745
2746 selection_wait = Sel_incr;
2747 incr_buf_fill = 0;
2748 incr_ev.start (10);
2749
2750 goto bailout;
2751 }
2752
2533 if (ct.nitems == 0) 2753 if (ct.nitems == 0)
2754 {
2755 if (selection_wait == Sel_incr)
2756 {
2757 XFree (ct.value);
2758
2759 // finally complete, now paste the whole thing
2760 selection_wait = Sel_normal;
2761 ct.value = (unsigned char *)incr_buf;
2762 ct.nitems = incr_buf_fill;
2763 incr_buf = 0;
2764 incr_buf_size = 0;
2765 incr_ev.stop ();
2534 { 2766 }
2535 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2767 else
2768 {
2536 if (R->selection_wait == Sel_normal && nread == 0) 2769 if (selection_wait == Sel_normal
2770 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2537 { 2771 {
2538 /* 2772 /*
2539 * pass through again trying CUT_BUFFER0 if we've come from 2773 * pass through again trying CUT_BUFFER0 if we've come from
2540 * XConvertSelection() but nothing was presented 2774 * XConvertSelection () but nothing was presented
2541 */ 2775 */
2542 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2543 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2776 selection_paste (display->root, XA_CUT_BUFFER0, False);
2544 } 2777 }
2545 2778
2546 nread = -1; /* discount any previous stuff */ 2779 goto bailout;
2547 break;
2548 }
2549
2550 nread += ct.nitems;
2551 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2552 &dummy_count) == Success && cl)
2553 { 2780 }
2554 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2781 }
2782 else if (selection_wait == Sel_incr)
2783 {
2784 incr_ev.start (10);
2785
2786 while (incr_buf_fill + ct.nitems > incr_buf_size)
2787 {
2788 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2789 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2790 }
2791
2792 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2793 incr_buf_fill += ct.nitems;
2794
2795 goto bailout;
2796 }
2797
2798 char **cl;
2799 int cr;
2800
2801#if !ENABLE_MINIMAL
2802 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2803 // so recode it manually
2804 if (ct.encoding == xa[XA_UTF8_STRING])
2805 {
2806 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2807 char *s = rxvt_wcstombs (w);
2808 free (w);
2809 // TODO: strlen == only the first element will be converted. well...
2810 paste (s, strlen (s));
2811 free (s);
2812 }
2813 else
2814#endif
2815 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2816 && cl)
2817 {
2818 for (int i = 0; i < cr; i++)
2819 paste (cl[i], strlen (cl[i]));
2820
2555 XFreeStringList (cl); 2821 XFreeStringList (cl);
2556 } 2822 }
2557 else 2823 else
2558 R->paste (ct.value, ct.nitems); 2824 paste ((char *)ct.value, ct.nitems); // paste raw
2559 2825
2560 if (bytes_after == 0) 2826bailout:
2561 break;
2562
2563 XFree (ct.value);
2564 }
2565
2566 if (ct.value)
2567 XFree (ct.value); 2827 XFree (ct.value);
2568 2828
2569 if (R->selection_wait == Sel_normal) 2829 if (selection_wait == Sel_normal)
2570 R->selection_wait = Sel_none; 2830 selection_wait = Sel_none;
2571
2572 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2573 return (int)nread;
2574} 2831}
2575 2832
2576void 2833void
2577rxvt_term::incr_cb (time_watcher &w) 2834rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2578{ 2835{
2579 w.stop ();
2580 selection_wait = Sel_none; 2836 selection_wait = Sel_none;
2581 2837
2838 incr_buf_size = 0;
2839 free (incr_buf);
2840
2582 rxvt_print_error("data loss: timeout on INCR selection paste"); 2841 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2583} 2842}
2584 2843
2585/*
2586 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2587 */
2588/* EXTPROTO */
2589void 2844void
2590rxvt_selection_property(pR_ Window win, Atom prop) 2845rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2591{ 2846{
2592 int reget_time = 0; 2847 if (prop == None || selection_wait != Sel_incr)
2593
2594 if (prop == None)
2595 return; 2848 return;
2596 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2597 if (R->selection_wait == Sel_normal) {
2598 int a, afmt;
2599 Atom atype;
2600 unsigned long bytes_after, nitems;
2601 unsigned char *s = NULL;
2602 2849
2603 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2850 selection_paste (win, prop, true);
2604 R->xa[XA_INCR], &atype, &afmt, &nitems,
2605 &bytes_after, &s);
2606 if (s)
2607 XFree(s);
2608 if (a != Success)
2609 return;
2610#ifndef __CYGWIN32__
2611 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2612 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2613 XDeleteProperty(R->Xdisplay, win, prop);
2614 XFlush(R->Xdisplay);
2615 reget_time = 1;
2616 R->selection_wait = Sel_incr;
2617 }
2618#endif
2619 } else if (R->selection_wait == Sel_incr) {
2620 reget_time = 1;
2621 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2622 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2623 R->selection_wait = Sel_none;
2624 R->incr_ev.stop ();
2625 }
2626 }
2627 if (reget_time) /* received more data so reget time */
2628 R->incr_ev.start (NOW + 10);
2629} 2851}
2852
2630/* ------------------------------------------------------------------------- */ 2853/* ------------------------------------------------------------------------- */
2631/* 2854/*
2632 * Request the current selection: 2855 * Request the current selection:
2633 * Order: > internal selection if available 2856 * Order: > internal selection if available
2634 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2857 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2635 * > CUT_BUFFER0 2858 * > CUT_BUFFER0
2636 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2859 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2637 * will auto fallback to CUT_BUFFER0 2860 * will auto fallback to CUT_BUFFER0
2638 * EXT: button 2 release 2861 * EXT: button 2 release
2639 */ 2862 */
2640/* EXTPROTO */
2641void 2863void
2642rxvt_selection_request(pR_ Time tm, int x, int y) 2864rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2643{ 2865{
2644 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2866 if (selection.text && selnum == Sel_Primary)
2645 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2867 {
2646 return; /* outside window */ 2868 /* internal selection */
2647 2869 char *str = rxvt_wcstombs (selection.text, selection.len);
2648 if (R->selection.text != NULL) { /* internal selection */ 2870 paste (str, strlen (str));
2649 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2871 free (str);
2650 R->paste (R->selection.text, R->selection.len);
2651 return; 2872 return;
2652 } else { 2873 }
2653 int i; 2874 else
2654 2875 {
2655 R->selection_request_time = tm; 2876 selection_request_time = tm;
2656 R->selection_wait = Sel_normal; 2877 selection_wait = Sel_normal;
2657 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2878
2879#if X_HAVE_UTF8_STRING
2880 selection_type = Sel_UTF8String;
2881 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2882 return;
2883#else
2658 R->selection_type = Sel_CompoundText; 2884 selection_type = Sel_CompoundText;
2659 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2885 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2660 return; 2886 return;
2661 } 2887#endif
2662 } 2888 }
2889
2663 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2890 selection_wait = Sel_none; /* don't loop in selection_paste () */
2664 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2665 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2891 selection_paste (display->root, XA_CUT_BUFFER0, false);
2666} 2892}
2667 2893
2668/* INTPROTO */
2669int 2894int
2670rxvt_selection_request_other(pR_ Atom target, int selnum) 2895rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2671{ 2896{
2672 Atom sel; 2897 Atom sel;
2673#ifdef DEBUG_SELECT
2674 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2675#endif
2676 2898
2677 R->selection_type |= selnum; 2899 selection_type |= selnum;
2900
2678 if (selnum == Sel_Primary) 2901 if (selnum == Sel_Primary)
2679 sel = XA_PRIMARY; 2902 sel = XA_PRIMARY;
2680 else if (selnum == Sel_Secondary) 2903 else if (selnum == Sel_Secondary)
2681 sel = XA_SECONDARY; 2904 sel = XA_SECONDARY;
2682 else 2905 else
2683 sel = R->xa[XA_CLIPBOARD]; 2906 sel = xa[XA_CLIPBOARD];
2907
2684 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2908 if (XGetSelectionOwner (dpy, sel) != None)
2685 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2909 {
2686 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2910 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2687 R->TermWin.vt, R->selection_request_time); 2911 vt, selection_request_time);
2688 return 1; 2912 return 1;
2689 } 2913 }
2914
2690 return 0; 2915 return 0;
2691} 2916}
2692 2917
2693/* ------------------------------------------------------------------------- */ 2918/* ------------------------------------------------------------------------- */
2694/* 2919/*
2695 * Clear all selected text 2920 * Clear all selected text
2696 * EXT: SelectionClear 2921 * EXT: SelectionClear
2697 */ 2922 */
2698/* EXTPROTO */
2699void 2923void
2700rxvt_selection_clear(pR) 2924rxvt_term::selection_clear () NOTHROW
2701{ 2925{
2702 D_SELECT((stderr, "rxvt_selection_clear()"));
2703
2704 R->want_refresh = 1; 2926 want_refresh = 1;
2705 if (R->selection.text)
2706 free(R->selection.text); 2927 free (selection.text);
2707 R->selection.text = NULL; 2928 selection.text = NULL;
2708 R->selection.len = 0; 2929 selection.len = 0;
2709 CLEAR_SELECTION(R); 2930 CLEAR_SELECTION ();
2931
2932 if (display->selection_owner == this)
2933 display->selection_owner = 0;
2710} 2934}
2711 2935
2712/* ------------------------------------------------------------------------- */ 2936/* ------------------------------------------------------------------------- */
2713/* 2937/*
2714 * Copy a selection into the cut buffer 2938 * Copy a selection into the cut buffer
2715 * EXT: button 1 or 3 release 2939 * EXT: button 1 or 3 release
2716 */ 2940 */
2717/* EXTPROTO */
2718void 2941void
2719rxvt_selection_make(pR_ Time tm) 2942rxvt_term::selection_make (Time tm)
2720{ 2943{
2721 int i, col, end_col, row, end_row; 2944 int i;
2722 unsigned char *new_selection_text; 2945 wchar_t *new_selection_text;
2723 char *str; 2946 text_t *t;
2724 text_t *t;
2725#ifdef ACS_ASCII
2726 rend_t *re;
2727#endif
2728 2947
2729 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2730 switch (R->selection.op) { 2948 switch (selection.op)
2949 {
2731 case SELECTION_CONT: 2950 case SELECTION_CONT:
2732 break; 2951 break;
2733 case SELECTION_INIT: 2952 case SELECTION_INIT:
2734 CLEAR_SELECTION(R); 2953 CLEAR_SELECTION ();
2735 /* FALLTHROUGH */ 2954 /* FALLTHROUGH */
2736 case SELECTION_BEGIN: 2955 case SELECTION_BEGIN:
2737 R->selection.op = SELECTION_DONE; 2956 selection.op = SELECTION_DONE;
2738 /* FALLTHROUGH */ 2957 /* FALLTHROUGH */
2739 default: 2958 default:
2740 return; 2959 return;
2741 } 2960 }
2961
2742 R->selection.op = SELECTION_DONE; 2962 selection.op = SELECTION_DONE;
2743 2963
2744 if (R->selection.clicks == 4) 2964 if (selection.clicks == 4)
2745 return; /* nothing selected, go away */ 2965 return; /* nothing selected, go away */
2746 2966
2967 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2968 return;
2969
2747 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2970 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2748 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2971 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2749 2972
2750 new_selection_text = (unsigned char *)str; 2973 int ofs = 0;
2974 int extra = 0;
2751 2975
2752 col = R->selection.beg.col; 2976 int col = selection.beg.col;
2753 MAX_IT(col, 0); 2977 int row = selection.beg.row;
2754 row = R->selection.beg.row + R->TermWin.saveLines;
2755 end_row = R->selection.end.row + R->TermWin.saveLines;
2756 2978
2979 int end_col;
2980
2757 for (; row <= end_row; row++, col = 0) 2981 for (; row <= selection.end.row; row++, col = 0)
2982 {
2983#if !ENABLE_MINIMAL
2984 if (selection.rect)
2758 { 2985 {
2759 t = &(R->screen.text[row][col]); 2986 col = selection.beg.col;
2760
2761 end_col = R->screen.tlen[row];
2762
2763 if (end_col == -1)
2764 end_col = R->TermWin.ncol; 2987 end_col = ncol + 1;
2988 }
2989 else
2990#endif
2991 end_col = ROW(row).l;
2765 2992
2993 col = max (col, 0);
2994
2766 if (row == end_row) 2995 if (row == selection.end.row
2996#if !ENABLE_MINIMAL
2997 || selection.rect
2998#endif
2999 )
2767 MIN_IT (end_col, R->selection.end.col); 3000 min_it (end_col, selection.end.col);
2768 3001
3002 t = ROW(row).t + col;
3003
2769 for (; col < end_col; col++) 3004 for (; col < end_col; col++)
3005 {
2770 if (*t == NOCHAR) 3006 if (*t == NOCHAR)
2771 t++; 3007 t++;
3008#if ENABLE_COMBINING
3009 else if (IS_COMPOSE (*t))
3010 {
3011 int len = rxvt_composite.expand (*t, 0);
3012
3013 extra -= (len - 1);
3014
3015 if (extra < 0)
3016 {
3017 extra += i;
3018 i += i;
3019 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3020 }
3021
3022 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3023 }
3024#endif
2772 else 3025 else
2773 { 3026 new_selection_text[ofs++] = *t++;
2774 int len = wctomb (str, *t++);
2775 if (len > 0)
2776 str += len;
2777 }
2778
2779 if (R->screen.tlen[row] != -1 && row != end_row)
2780 *str++ = '\n';
2781 } 3027 }
2782 3028
2783#ifndef NO_OLD_SELECTION 3029#if !ENABLE_MINIMAL
2784 if (R->selection_style == OLD_SELECT) 3030 if (selection.rect)
2785 if (end_col == R->TermWin.ncol) 3031 {
2786 *str++ = '\n'; 3032 while (ofs
3033 && new_selection_text[ofs - 1] != C0_LF
3034 && unicode::is_space (new_selection_text[ofs - 1]))
3035 --ofs;
3036
3037 new_selection_text[ofs++] = C0_LF;
3038 }
3039 else
2787#endif 3040#endif
2788#ifndef NO_NEW_SELECTION 3041 if (!ROW(row).is_longer () && row != selection.end.row)
2789 if (R->selection_style != OLD_SELECT) 3042 new_selection_text[ofs++] = C0_LF;
3043 }
3044
2790 if (end_col != R->selection.end.col) 3045 if (end_col != selection.end.col)
2791 *str++ = '\n'; 3046 new_selection_text[ofs++] = C0_LF;
2792#endif
2793 *str = '\0';
2794 3047
2795 i = str - (char *)new_selection_text; 3048 new_selection_text[ofs] = 0;
3049
2796 if (i == 0) 3050 if (ofs == 0)
2797 { 3051 {
2798 free (new_selection_text); 3052 free (new_selection_text);
2799 return; 3053 return;
2800 } 3054 }
2801 3055
2802 // due to MB_MAX_CUR, selection wastage is usually high
2803 if (str - (char *)new_selection_text > 1024)
2804 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2805
2806 R->selection.len = i;
2807 if (R->selection.text)
2808 free (R->selection.text); 3056 free (selection.text);
2809 3057
2810 R->selection.text = new_selection_text; 3058 // we usually allocate much more than necessary, so realloc it smaller again
3059 selection.len = ofs;
3060 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2811 3061
2812 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3062 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2813 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3063 return;
2814 rxvt_print_error("can't get primary selection"); 3064
2815 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3065 selection_grab (tm);
2816 PropModeReplace, R->selection.text, (int)R->selection.len); 3066}
3067
3068bool
3069rxvt_term::selection_grab (Time tm) NOTHROW
3070{
2817 R->selection_time = tm; 3071 selection_time = tm;
2818 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3072
3073 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3074 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3075 {
3076 display->set_selection_owner (this);
3077 return true;
3078 }
3079 else
3080 {
3081 selection_clear ();
3082 return false;
3083 }
3084
3085#if 0
3086 XTextProperty ct;
3087
3088 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3089 {
3090 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3091 XFree (ct.value);
3092 }
3093#endif
2819} 3094}
2820 3095
2821/* ------------------------------------------------------------------------- */ 3096/* ------------------------------------------------------------------------- */
2822/* 3097/*
2823 * Mark or select text based upon number of clicks: 1, 2, or 3 3098 * Mark or select text based upon number of clicks: 1, 2, or 3
2824 * EXT: button 1 press 3099 * EXT: button 1 press
2825 */ 3100 */
2826void 3101void
2827rxvt_term::selection_click (int clicks, int x, int y) 3102rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2828{ 3103{
2829 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2830
2831 clicks = ((clicks - 1) % 3) + 1; 3104 clicks = ((clicks - 1) % 3) + 1;
2832 selection.clicks = clicks; /* save clicks so extend will work */ 3105 selection.clicks = clicks; /* save clicks so extend will work */
2833 3106
3107 if (clicks == 2 && !selection.rect
3108 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3109 {
3110 MEvent.clicks = 1; // what a mess
3111 selection.screen = current_screen;
3112 selection.op = SELECTION_CONT;
3113 return;
3114 }
3115
2834 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 3116 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2835 3117
2836 if (clicks == 2 || clicks == 3) 3118 if (clicks == 2 || clicks == 3)
2837 rxvt_selection_extend_colrow (this, selection.mark.col, 3119 selection_extend_colrow (selection.mark.col,
2838 selection.mark.row + TermWin.view_start, 3120 selection.mark.row - view_start,
2839 0, /* button 3 */ 3121 0, /* button 3 */
2840 1, /* button press */ 3122 1, /* button press */
2841 0); /* click change */ 3123 0); /* click change */
2842} 3124}
2843 3125
2844/* ------------------------------------------------------------------------- */ 3126/* ------------------------------------------------------------------------- */
2845/* 3127/*
2846 * Mark a selection at the specified col/row 3128 * Mark a selection at the specified col/row
2847 */ 3129 */
2848/* INTPROTO */
2849void 3130void
2850rxvt_selection_start_colrow(pR_ int col, int row) 3131rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2851{ 3132{
2852 R->want_refresh = 1; 3133 want_refresh = 1;
3134
3135 selection.mark.row = row + view_start;
2853 R->selection.mark.col = col; 3136 selection.mark.col = col;
2854 R->selection.mark.row = row - R->TermWin.view_start; 3137
2855 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3138 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2856 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3139 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3140
3141 while (selection.mark.col > 0
3142 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2857 MAX_IT(R->selection.mark.col, 0); 3143 --selection.mark.col;
2858 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2859 3144
2860 if (R->selection.op) { /* clear the old selection */ 3145 if (selection.op)
3146 {
3147 /* clear the old selection */
2861 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3148 selection.beg.row = selection.end.row = selection.mark.row;
2862 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3149 selection.beg.col = selection.end.col = selection.mark.col;
2863 } 3150 }
3151
2864 R->selection.op = SELECTION_INIT; 3152 selection.op = SELECTION_INIT;
2865 R->selection.screen = R->current_screen; 3153 selection.screen = current_screen;
2866} 3154}
2867 3155
2868/* ------------------------------------------------------------------------- */ 3156/* ------------------------------------------------------------------------- */
2869/* 3157/*
2870 * Word select: select text for 2 clicks 3158 * Word select: select text for 2 clicks
2871 * We now only find out the boundary in one direction 3159 * We now only find out the boundary in one direction
2872 */ 3160 */
2873 3161
2874/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3162/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2875#define DELIMIT_TEXT(x) \ 3163#define DELIMIT_TEXT(x) \
2876 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3164 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2877#define DELIMIT_REND(x) 1 3165#define DELIMIT_REND(x) 1
2878 3166
2879/* INTPROTO */
2880void 3167void
2881rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3168rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2882{ 3169{
2883 int col, row, dirnadd, tcol, trow, w1, w2; 3170 int col, row, dirnadd, tcol, trow, w1, w2;
2884 row_col_t bound; 3171 row_col_t bound;
2885 text_t *stp; 3172 text_t *stp;
2886 rend_t *srp; 3173 rend_t *srp;
2887 3174
2888 if (dirn == UP) { 3175 if (dirn == UP)
2889 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3176 {
3177 bound.row = top_row - 1;
2890 bound.col = 0; 3178 bound.col = 0;
2891 dirnadd = -1; 3179 dirnadd = -1;
2892 } else { 3180 }
2893 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3181 else
3182 {
3183 bound.row = nrow;
2894 bound.col = R->TermWin.ncol - 1; 3184 bound.col = ncol - 1;
2895 dirnadd = 1; 3185 dirnadd = 1;
2896 } 3186 }
2897 row = mark->row + R->TermWin.saveLines; 3187
3188 row = mark->row;
2898 col = mark->col; 3189 col = max (mark->col, 0);
2899 MAX_IT(col, 0); 3190
2900/* find the edge of a word */ 3191 /* find the edge of a word */
2901 stp = &(R->screen.text[row][col]); 3192 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2902 w1 = DELIMIT_TEXT(*stp); 3193 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2903 3194
2904 if (R->selection_style != NEW_SELECT) { 3195 for (;;)
2905 if (w1 == 1) { 3196 {
3197 for (; col != bound.col; col += dirnadd)
3198 {
2906 stp += dirnadd; 3199 stp += dirnadd;
2907 if (DELIMIT_TEXT(*stp) == 1)
2908 goto Old_Word_Selection_You_Die;
2909 col += dirnadd;
2910 }
2911 w1 = 0;
2912 }
2913 srp = (&R->screen.rend[row][col]);
2914 w2 = DELIMIT_REND(*srp);
2915
2916 for (;;) {
2917 for (; col != bound.col; col += dirnadd) {
2918 stp += dirnadd; 3200 srp += dirnadd;
3201
3202 if (*stp == NOCHAR)
3203 continue;
3204
2919 if (DELIMIT_TEXT(*stp) != w1) 3205 if (DELIMIT_TEXT (*stp) != w1)
3206 break;
3207 if (DELIMIT_REND (*srp) != w2)
3208 break;
3209 }
3210
3211 if ((col == bound.col) && (row != bound.row))
3212 {
3213 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3214 {
3215 trow = row + dirnadd;
3216 tcol = dirn == UP ? ncol - 1 : 0;
3217
3218 if (!ROW(trow).t)
2920 break; 3219 break;
2921 srp += dirnadd; 3220
2922 if (DELIMIT_REND(*srp) != w2) 3221 stp = ROW(trow).t + tcol;
3222 srp = ROW(trow).r + tcol;
3223
3224 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2923 break; 3225 break;
2924 } 3226
2925 if ((col == bound.col) && (row != bound.row)) {
2926 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2927 trow = row + dirnadd;
2928 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2929 if (R->screen.text[trow] == NULL)
2930 break;
2931 stp = &(R->screen.text[trow][tcol]);
2932 srp = &(R->screen.rend[trow][tcol]);
2933 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2934 break;
2935 row = trow; 3227 row = trow;
2936 col = tcol; 3228 col = tcol;
2937 continue; 3229 continue;
2938 } 3230 }
2939 } 3231 }
2940 break; 3232 break;
2941 } 3233 }
2942 Old_Word_Selection_You_Die:
2943 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2944 3234
2945 if (dirn == DN) 3235 if (dirn == DN)
2946 col++; /* put us on one past the end */ 3236 col++; /* put us on one past the end */
2947 3237
2948/* Poke the values back in */ 3238 /* Poke the values back in */
2949 ret->row = row - R->TermWin.saveLines; 3239 ret->row = row;
2950 ret->col = col; 3240 ret->col = col;
2951} 3241}
2952 3242
2953/* ------------------------------------------------------------------------- */ 3243/* ------------------------------------------------------------------------- */
2954/* 3244/*
2955 * Extend the selection to the specified x/y pixel location 3245 * Extend the selection to the specified x/y pixel location
… …
2957 * flag == 0 ==> button 1 3247 * flag == 0 ==> button 1
2958 * flag == 1 ==> button 3 press 3248 * flag == 1 ==> button 3 press
2959 * flag == 2 ==> button 3 motion 3249 * flag == 2 ==> button 3 motion
2960 */ 3250 */
2961void 3251void
2962rxvt_term::selection_extend (int x, int y, int flag) 3252rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2963{ 3253{
2964 int col, row; 3254 int col = clamp (Pixel2Col (x), 0, ncol);
3255 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2965 3256
2966 col = Pixel2Col(x);
2967 row = Pixel2Row(y);
2968 MAX_IT(row, 0);
2969 MIN_IT(row, (int)TermWin.nrow - 1);
2970 MAX_IT(col, 0);
2971 MIN_IT(col, (int)TermWin.ncol);
2972
2973#ifndef NO_NEW_SELECTION
2974 /* 3257 /*
2975 * If we're selecting characters (single click) then we must check first 3258 * If we're selecting characters (single click) then we must check first
2976 * if we are at the same place as the original mark. If we are then 3259 * if we are at the same place as the original mark. If we are then
2977 * select nothing. Otherwise, if we're to the right of the mark, you have to 3260 * select nothing. Otherwise, if we're to the right of the mark, you have to
2978 * be _past_ a character for it to be selected. 3261 * be _past_ a character for it to be selected.
2979 */ 3262 */
2980 if (selection_style != OLD_SELECT)
2981 {
2982 if (((selection.clicks % 3) == 1) && !flag 3263 if (((selection.clicks % 3) == 1) && !flag
2983 && (col == selection.mark.col 3264 && (col == selection.mark.col
2984 && (row == selection.mark.row + TermWin.view_start))) 3265 && (row == selection.mark.row - view_start)))
2985 { 3266 {
2986 /* select nothing */ 3267 /* select nothing */
2987 selection.beg.row = selection.end.row = 0; 3268 selection.beg.row = selection.end.row = 0;
2988 selection.beg.col = selection.end.col = 0; 3269 selection.beg.col = selection.end.col = 0;
2989 selection.clicks = 4; 3270 selection.clicks = 4;
2990 want_refresh = 1; 3271 want_refresh = 1;
2991 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2992 return; 3272 return;
2993 }
2994 } 3273 }
2995#endif 3274
2996 if (selection.clicks == 4) 3275 if (selection.clicks == 4)
2997 selection.clicks = 1; 3276 selection.clicks = 1;
2998 3277
2999 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3278 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3000 flag == 1 ? 1 : 0, /* ? button press */ 3279 flag == 1 ? 1 : 0, /* ? button press */
3001 0); /* no click change */ 3280 0); /* no click change */
3002} 3281}
3003 3282
3004/* ------------------------------------------------------------------------- */ 3283/* ------------------------------------------------------------------------- */
3005/* 3284/*
3006 * Extend the selection to the specified col/row 3285 * Extend the selection to the specified col/row
3007 */ 3286 */
3008/* INTPROTO */
3009void 3287void
3010rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3288rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3011{ 3289{
3012 int16_t ncol = R->TermWin.ncol;
3013 int end_col;
3014 row_col_t pos; 3290 row_col_t pos;
3015 enum { 3291 enum {
3016 LEFT, RIGHT 3292 LEFT, RIGHT
3017 } closeto = RIGHT; 3293 } closeto = RIGHT;
3018 3294
3019 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
3020 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3021
3022 R->want_refresh = 1; 3295 want_refresh = 1;
3296
3023 switch (R->selection.op) { 3297 switch (selection.op)
3298 {
3024 case SELECTION_INIT: 3299 case SELECTION_INIT:
3025 CLEAR_SELECTION(R); 3300 CLEAR_SELECTION ();
3026 R->selection.op = SELECTION_BEGIN; 3301 selection.op = SELECTION_BEGIN;
3027 /* FALLTHROUGH */ 3302 /* FALLTHROUGH */
3028 case SELECTION_BEGIN: 3303 case SELECTION_BEGIN:
3029 if (row != R->selection.mark.row || col != R->selection.mark.col 3304 if (row != selection.mark.row || col != selection.mark.col
3030 || (!button3 && buttonpress)) 3305 || (!button3 && buttonpress))
3031 R->selection.op = SELECTION_CONT; 3306 selection.op = SELECTION_CONT;
3032 break; 3307 break;
3033 case SELECTION_DONE: 3308 case SELECTION_DONE:
3034 R->selection.op = SELECTION_CONT; 3309 selection.op = SELECTION_CONT;
3035 /* FALLTHROUGH */ 3310 /* FALLTHROUGH */
3036 case SELECTION_CONT: 3311 case SELECTION_CONT:
3037 break; 3312 break;
3038 case SELECTION_CLEAR: 3313 case SELECTION_CLEAR:
3039 rxvt_selection_start_colrow(aR_ col, row); 3314 selection_start_colrow (col, row);
3040 /* FALLTHROUGH */ 3315 /* FALLTHROUGH */
3041 default: 3316 default:
3042 return; 3317 return;
3043 } 3318 }
3319
3044 if (R->selection.beg.col == R->selection.end.col 3320 if (selection.beg.col == selection.end.col
3045 && R->selection.beg.col != R->selection.mark.col 3321 && selection.beg.col != selection.mark.col
3046 && R->selection.beg.row == R->selection.end.row 3322 && selection.beg.row == selection.end.row
3047 && R->selection.beg.row != R->selection.mark.row) { 3323 && selection.beg.row != selection.mark.row)
3324 {
3048 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3325 selection.beg.col = selection.end.col = selection.mark.col;
3049 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3326 selection.beg.row = selection.end.row = selection.mark.row;
3050 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3051 } 3327 }
3052 3328
3053 pos.col = col; 3329 pos.col = col;
3054 pos.row = row; 3330 pos.row = view_start + row;
3055 3331
3056 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3332 /*
3057 3333 * This is mainly xterm style selection with a couple of differences, mainly
3058#ifndef NO_OLD_SELECTION 3334 * in the way button3 drag extension works.
3059/* 3335 * We're either doing: button1 drag; button3 press; or button3 drag
3060 * This mimics some of the selection behaviour of version 2.20 and before. 3336 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3061 * There are no ``selection modes'', button3 is always character extension. 3337 * is always at the left/right edge of the selection.
3062 * Note: button3 drag is always available, c.f. v2.20 3338 * b) button3 press: extend/contract character/word/line at whichever edge of
3063 * Selection always terminates (left or right as appropriate) at the mark. 3339 * the selection we are closest to.
3340 * c) button3 drag : extend/contract character/word/line - we select around
3341 * a point/word/line which is either the start or end of the selection
3342 * and it was decided by whichever point/word/line was `fixed' at the
3343 * time of the most recent button3 press
3064 */ 3344 */
3065 if (R->selection_style == OLD_SELECT) { 3345 if (button3 && buttonpress)
3066 if (R->selection.clicks == 1 || button3) { 3346 {
3067 if (R->hate_those_clicks) { 3347 /* button3 press */
3068 R->hate_those_clicks = 0; 3348 /*
3069 if (R->selection.clicks == 1) { 3349 * first determine which edge of the selection we are closest to
3070 R->selection.beg.row = R->selection.mark.row; 3350 */
3071 R->selection.beg.col = R->selection.mark.col; 3351 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3072 } else { 3352 || (!ROWCOL_IS_AFTER (pos, selection.end)
3353 && (((pos.col - selection.beg.col)
3354 + ((pos.row - selection.beg.row) * ncol))
3355 < ((selection.end.col - pos.col)
3356 + ((selection.end.row - pos.row) * ncol)))))
3357 closeto = LEFT;
3358
3359 if (closeto == LEFT)
3360 {
3361 selection.beg.row = pos.row;
3362 selection.beg.col = pos.col;
3363 selection.mark.row = selection.end.row;
3364 selection.mark.col = selection.end.col - (selection.clicks == 2);
3365 }
3366 else
3367 {
3368 selection.end.row = pos.row;
3369 selection.end.col = pos.col;
3073 R->selection.mark.row = R->selection.beg.row; 3370 selection.mark.row = selection.beg.row;
3074 R->selection.mark.col = R->selection.beg.col; 3371 selection.mark.col = selection.beg.col;
3372 }
3373 }
3374 else
3375 {
3376 /* button1 drag or button3 drag */
3377 if (ROWCOL_IS_AFTER (selection.mark, pos))
3378 {
3379 if (selection.mark.row == selection.end.row
3380 && selection.mark.col == selection.end.col
3381 && clickchange
3382 && selection.clicks == 2)
3383 selection.mark.col--;
3384
3385 selection.beg.row = pos.row;
3386 selection.beg.col = pos.col;
3387 selection.end.row = selection.mark.row;
3388 selection.end.col = selection.mark.col + (selection.clicks == 2);
3389 }
3390 else
3391 {
3392 selection.beg.row = selection.mark.row;
3393 selection.beg.col = selection.mark.col;
3394 selection.end.row = pos.row;
3395 selection.end.col = pos.col;
3396 }
3397 }
3398
3399 if (selection.clicks == 1)
3400 {
3401 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3402 && !ROW(selection.beg.row).is_longer ()
3403#if !ENABLE_MINIMAL
3404 && !selection.rect
3405#endif
3406 )
3407 selection.beg.col = ncol;
3408
3409 if (
3410 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3411 && !ROW(selection.end.row).is_longer ()
3412#if !ENABLE_MINIMAL
3413 && !selection.rect
3414#endif
3415 )
3416 selection.end.col = ncol;
3417 }
3418 else if (selection.clicks == 2)
3419 {
3420 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3421 selection.end.col--;
3422
3423 selection_delimit_word (UP, &selection.beg, &selection.beg);
3424 selection_delimit_word (DN, &selection.end, &selection.end);
3425 }
3426 else if (selection.clicks == 3)
3427 {
3428#if ENABLE_FRILLS
3429 if (option (Opt_tripleclickwords))
3430 {
3431 selection_delimit_word (UP, &selection.beg, &selection.beg);
3432
3433 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3434 {
3435 if (!ROW(end_row).is_longer ())
3436 {
3437 selection.end.row = end_row;
3438 selection.end.col = ROW(end_row).l;
3439# if !ENABLE_MINIMAL
3440 selection_remove_trailing_spaces ();
3441# endif
3442 break;
3075 } 3443 }
3076 } 3444 }
3077 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3078 R->selection.end.row = R->selection.mark.row;
3079 R->selection.end.col = R->selection.mark.col + 1;
3080 R->selection.beg.row = pos.row;
3081 R->selection.beg.col = pos.col;
3082 } else {
3083 R->selection.beg.row = R->selection.mark.row;
3084 R->selection.beg.col = R->selection.mark.col;
3085 R->selection.end.row = pos.row;
3086 R->selection.end.col = pos.col + 1;
3087 } 3445 }
3088 } else if (R->selection.clicks == 2) { 3446 else
3089 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3447#endif
3090 &(R->selection.beg)); 3448 {
3091 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3449 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3092 &(R->selection.end)); 3450 selection.mark.col++;
3093 R->hate_those_clicks = 1; 3451
3094 } else if (R->selection.clicks == 3) {
3095 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3096 R->selection.beg.col = 0; 3452 selection.beg.col = 0;
3097 R->selection.end.col = ncol; 3453 selection.end.col = ncol;
3098 R->hate_those_clicks = 1; 3454
3099 } 3455 // select a complete logical line
3100 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col)); 3456 while (selection.beg.row > -saveLines
3101 return; 3457 && ROW(selection.beg.row - 1).is_longer ())
3102 } 3458 selection.beg.row--;
3103#endif /* ! NO_OLD_SELECTION */ 3459
3104#ifndef NO_NEW_SELECTION 3460 while (selection.end.row < nrow
3105/* selection_style must not be OLD_SELECT to get here */ 3461 && ROW(selection.end.row).is_longer ())
3106/* 3462 selection.end.row++;
3107 * This is mainly xterm style selection with a couple of differences, mainly
3108 * in the way button3 drag extension works.
3109 * We're either doing: button1 drag; button3 press; or button3 drag
3110 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3111 * is always at the left/right edge of the R->selection.
3112 * b) button3 press: extend/contract character/word/line at whichever edge of
3113 * the selection we are closest to.
3114 * c) button3 drag : extend/contract character/word/line - we select around
3115 * a point/word/line which is either the start or end of the selection
3116 * and it was decided by whichever point/word/line was `fixed' at the
3117 * time of the most recent button3 press
3118 */
3119 if (button3 && buttonpress) { /* button3 press */
3120 /* 3463 }
3121 * first determine which edge of the selection we are closest to 3464 }
3122 */ 3465
3123 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3466 if (button3 && buttonpress)
3124 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3467 {
3125 && (((pos.col - R->selection.beg.col) 3468 /* mark may need to be changed */
3126 + ((pos.row - R->selection.beg.row) * ncol))
3127 < ((R->selection.end.col - pos.col)
3128 + ((R->selection.end.row - pos.row) * ncol)))))
3129 closeto = LEFT;
3130 if (closeto == LEFT) { 3469 if (closeto == LEFT)
3131 R->selection.beg.row = pos.row; 3470 {
3132 R->selection.beg.col = pos.col;
3133 R->selection.mark.row = R->selection.end.row; 3471 selection.mark.row = selection.end.row;
3134 R->selection.mark.col = R->selection.end.col 3472 selection.mark.col = selection.end.col - (selection.clicks == 2);
3135 - (R->selection.clicks == 2); 3473 }
3136 } else { 3474 else
3137 R->selection.end.row = pos.row; 3475 {
3138 R->selection.end.col = pos.col;
3139 R->selection.mark.row = R->selection.beg.row; 3476 selection.mark.row = selection.beg.row;
3140 R->selection.mark.col = R->selection.beg.col; 3477 selection.mark.col = selection.beg.col;
3141 }
3142 } else { /* button1 drag or button3 drag */
3143 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3144 if ((R->selection.mark.row == R->selection.end.row)
3145 && (R->selection.mark.col == R->selection.end.col)
3146 && clickchange && R->selection.clicks == 2)
3147 R->selection.mark.col--;
3148 R->selection.beg.row = pos.row;
3149 R->selection.beg.col = pos.col;
3150 R->selection.end.row = R->selection.mark.row;
3151 R->selection.end.col = R->selection.mark.col
3152 + (R->selection.clicks == 2);
3153 } else {
3154 R->selection.beg.row = R->selection.mark.row;
3155 R->selection.beg.col = R->selection.mark.col;
3156 R->selection.end.row = pos.row;
3157 R->selection.end.col = pos.col;
3158 }
3159 }
3160
3161 if (R->selection.clicks == 1) {
3162 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3163 if (end_col != -1 && R->selection.beg.col > end_col) {
3164#if 1
3165 R->selection.beg.col = ncol;
3166#else
3167 if (R->selection.beg.row != R->selection.end.row)
3168 R->selection.beg.col = ncol;
3169 else
3170 R->selection.beg.col = R->selection.mark.col;
3171#endif
3172 }
3173 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3174 if (end_col != -1 && R->selection.end.col > end_col)
3175 R->selection.end.col = ncol;
3176
3177 } else if (R->selection.clicks == 2) {
3178 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3179 R->selection.end.col--;
3180 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3181 &(R->selection.beg));
3182 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3183 &(R->selection.end));
3184 } else if (R->selection.clicks == 3) {
3185#ifndef NO_FRILLS
3186 if ((R->Options & Opt_tripleclickwords)) {
3187 int end_row;
3188
3189 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3190 &(R->selection.beg));
3191 end_row = R->screen.tlen[R->selection.mark.row
3192 + R->TermWin.saveLines];
3193 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3194 end_row++) {
3195 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3196 if (end_col != -1) {
3197 R->selection.end.row = end_row;
3198 R->selection.end.col = end_col;
3199 rxvt_selection_remove_trailing_spaces(aR);
3200 break;
3201 }
3202 }
3203 } else
3204#endif
3205 { 3478 }
3206 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3207 R->selection.mark.col++;
3208 R->selection.beg.col = 0;
3209 R->selection.end.col = ncol;
3210 }
3211 } 3479 }
3212 if (button3 && buttonpress) { /* mark may need to be changed */
3213 if (closeto == LEFT) {
3214 R->selection.mark.row = R->selection.end.row;
3215 R->selection.mark.col = R->selection.end.col
3216 - (R->selection.clicks == 2);
3217 } else {
3218 R->selection.mark.row = R->selection.beg.row;
3219 R->selection.mark.col = R->selection.beg.col;
3220 }
3221 }
3222 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3223#endif /* ! NO_NEW_SELECTION */
3224}
3225 3480
3226#ifndef NO_FRILLS 3481#if !ENABLE_MINIMAL
3227/* INTPROTO */ 3482 if (selection.rect && selection.beg.col > selection.end.col)
3483 ::swap (selection.beg.col, selection.end.col);
3484#endif
3485}
3486
3487#if !ENABLE_MINIMAL
3228void 3488void
3229rxvt_selection_remove_trailing_spaces(pR) 3489rxvt_term::selection_remove_trailing_spaces () NOTHROW
3230{ 3490{
3231 int32_t end_col, end_row; 3491 int32_t end_col, end_row;
3232 text_t *stp; 3492 text_t *stp;
3233 3493
3234 end_col = R->selection.end.col; 3494 end_col = selection.end.col;
3235 end_row = R->selection.end.row; 3495 end_row = selection.end.row;
3496
3236 for ( ; end_row >= R->selection.beg.row; ) { 3497 for (; end_row >= selection.beg.row; )
3237 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3498 {
3499 stp = ROW(end_row).t;
3500
3238 while (--end_col >= 0) { 3501 while (--end_col >= 0)
3239 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3240 break;
3241 } 3502 {
3242 if (end_col >= 0 3503 if (stp[end_col] != NOCHAR
3243 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3504 && !unicode::is_space (stp[end_col]))
3244 R->selection.end.col = end_col + 1;
3245 R->selection.end.row = end_row;
3246 break; 3505 break;
3247 } 3506 }
3507
3508 if (end_col >= 0
3509 || !ROW(end_row - 1).is_longer ())
3510 {
3511 selection.end.col = end_col + 1;
3512 selection.end.row = end_row;
3513 break;
3514 }
3515
3248 end_row--; 3516 end_row--;
3249 end_col = R->TermWin.ncol; 3517 end_col = ncol;
3250 } 3518 }
3519
3251 if (R->selection.mark.row > R->selection.end.row) { 3520 if (selection.mark.row > selection.end.row)
3521 {
3252 R->selection.mark.row = R->selection.end.row; 3522 selection.mark.row = selection.end.row;
3253 R->selection.mark.col = R->selection.end.col; 3523 selection.mark.col = selection.end.col;
3524 }
3254 } else if (R->selection.mark.row == R->selection.end.row 3525 else if (selection.mark.row == selection.end.row
3255 && R->selection.mark.col > R->selection.end.col) 3526 && selection.mark.col > selection.end.col)
3256 R->selection.mark.col = R->selection.end.col; 3527 selection.mark.col = selection.end.col;
3257} 3528}
3258#endif 3529#endif
3259 3530
3260/* ------------------------------------------------------------------------- */ 3531/* ------------------------------------------------------------------------- */
3261/* 3532/*
3262 * Double click on button 3 when already selected 3533 * Double click on button 3 when already selected
3263 * EXT: button 3 double click 3534 * EXT: button 3 double click
3264 */ 3535 */
3265void 3536void
3266rxvt_term::selection_rotate (int x, int y) 3537rxvt_term::selection_rotate (int x, int y) NOTHROW
3267{ 3538{
3268 selection.clicks = selection.clicks % 3 + 1; 3539 selection.clicks = selection.clicks % 3 + 1;
3269 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3540 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3270} 3541}
3271
3272/* ------------------------------------------------------------------------- */
3273/*
3274 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3275 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3276 * the X11 protocol.
3277 */
3278typedef CARD32 Atom32;
3279 3542
3280/* ------------------------------------------------------------------------- */ 3543/* ------------------------------------------------------------------------- */
3281/* 3544/*
3282 * Respond to a request for our current selection 3545 * Respond to a request for our current selection
3283 * EXT: SelectionRequest 3546 * EXT: SelectionRequest
3284 */ 3547 */
3285/* EXTPROTO */
3286void 3548void
3287rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3549rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3288{ 3550{
3289 XSelectionEvent ev; 3551 XSelectionEvent ev;
3552
3553 ev.type = SelectionNotify;
3554 ev.property = None;
3555 ev.display = rq.display;
3556 ev.requestor = rq.requestor;
3557 ev.selection = rq.selection;
3558 ev.target = rq.target;
3559 ev.time = rq.time;
3560
3561 if (rq.target == xa[XA_TARGETS])
3562 {
3563 Atom target_list[6];
3564 Atom *target = target_list;
3565
3566 *target++ = xa[XA_TARGETS];
3567 *target++ = xa[XA_TIMESTAMP];
3568 *target++ = XA_STRING;
3569 *target++ = xa[XA_TEXT];
3570 *target++ = xa[XA_COMPOUND_TEXT];
3571#if X_HAVE_UTF8_STRING
3572 *target++ = xa[XA_UTF8_STRING];
3573#endif
3574
3575 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3576 32, PropModeReplace,
3577 (unsigned char *)target_list, target - target_list);
3578 ev.property = rq.property;
3579 }
3580#if TODO // TODO
3581 else if (rq.target == xa[XA_MULTIPLE])
3582 {
3583 /* TODO: Handle MULTIPLE */
3584 }
3585#endif
3586 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3587 {
3588 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3589 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3590 ev.property = rq.property;
3591 }
3592 else if (rq.target == XA_STRING
3593 || rq.target == xa[XA_TEXT]
3594 || rq.target == xa[XA_COMPOUND_TEXT]
3595 || rq.target == xa[XA_UTF8_STRING]
3596 )
3597 {
3598 XTextProperty ct;
3599 Atom target = rq.target;
3600 short freect = 0;
3601 int selectlen;
3602 wchar_t *cl;
3603 enum {
3604 enc_string = XStringStyle,
3605 enc_text = XStdICCTextStyle,
3606 enc_compound_text = XCompoundTextStyle,
3607#ifdef X_HAVE_UTF8_STRING
3608 enc_utf8 = XUTF8StringStyle,
3609#else
3610 enc_utf8 = -1,
3611#endif
3612 } style;
3613
3614 if (target == XA_STRING)
3615 // we actually don't do XA_STRING, but who cares, as i18n clients
3616 // will ask for another format anyways.
3617 style = enc_string;
3618 else if (target == xa[XA_TEXT])
3619 style = enc_text;
3620 else if (target == xa[XA_COMPOUND_TEXT])
3621 style = enc_compound_text;
3622#if !ENABLE_MINIMAL
3623 else if (target == xa[XA_UTF8_STRING])
3624 style = enc_utf8;
3625#endif
3626 else
3627 {
3628 target = xa[XA_COMPOUND_TEXT];
3629 style = enc_compound_text;
3630 }
3631
3632 if (selection.text)
3633 {
3634 cl = selection.text;
3635 selectlen = selection.len;
3636 }
3637 else
3638 {
3639 cl = L"";
3640 selectlen = 0;
3641 }
3642
3643#if !ENABLE_MINIMAL
3644 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3645 // so recode it manually
3646 if (style == enc_utf8)
3647 {
3648 freect = 1;
3649 ct.encoding = target;
3650 ct.format = 8;
3651 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3652 ct.nitems = strlen ((char *)ct.value);
3653 }
3654 else
3655#endif
3656 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3657 freect = 1;
3658 else
3659 {
3660 /* if we failed to convert then send it raw */
3661 ct.value = (unsigned char *)cl;
3662 ct.nitems = selectlen;
3663 ct.encoding = target;
3664 }
3665
3666 XChangeProperty (dpy, rq.requestor, rq.property,
3667 ct.encoding, 8, PropModeReplace,
3668 ct.value, (int)ct.nitems);
3669 ev.property = rq.property;
3670
3671 if (freect)
3672 XFree (ct.value);
3673 }
3674
3675 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3676}
3677
3678/* ------------------------------------------------------------------------- */
3290#ifdef USE_XIM 3679#ifdef USE_XIM
3291 Atom32 target_list[4];
3292#else
3293 Atom32 target_list[3];
3294#endif
3295 Atom target;
3296 XTextProperty ct;
3297 XICCEncodingStyle style;
3298 char *cl[2], dummy[1];
3299
3300 ev.type = SelectionNotify;
3301 ev.property = None;
3302 ev.display = rq->display;
3303 ev.requestor = rq->requestor;
3304 ev.selection = rq->selection;
3305 ev.target = rq->target;
3306 ev.time = rq->time;
3307
3308 if (rq->target == R->xa[XA_TARGETS]) {
3309 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3310 target_list[1] = (Atom32) XA_STRING;
3311 target_list[2] = (Atom32) R->xa[XA_TEXT];
3312#ifdef USE_XIM
3313 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3314#endif
3315 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3316 (8 * sizeof(target_list[0])), PropModeReplace,
3317 (unsigned char *)target_list,
3318 (sizeof(target_list) / sizeof(target_list[0])));
3319 ev.property = rq->property;
3320 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3321 /* TODO: Handle MULTIPLE */
3322 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3323 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3324 (8 * sizeof(Time)), PropModeReplace,
3325 (unsigned char *)&R->selection_time, 1);
3326 ev.property = rq->property;
3327 } else if (rq->target == XA_STRING
3328 || rq->target == R->xa[XA_COMPOUND_TEXT]
3329 || rq->target == R->xa[XA_TEXT]) {
3330#ifdef USE_XIM
3331 short freect = 0;
3332#endif
3333 int selectlen;
3334
3335#ifdef USE_XIM
3336 if (rq->target != XA_STRING) {
3337 target = R->xa[XA_COMPOUND_TEXT];
3338 style = (rq->target == R->xa[XA_COMPOUND_TEXT])
3339 ? XCompoundTextStyle : XStdICCTextStyle;
3340 } else
3341#endif
3342 {
3343 target = XA_STRING;
3344 style = XStringStyle;
3345 }
3346 if (R->selection.text) {
3347 cl[0] = (char *)R->selection.text;
3348 selectlen = R->selection.len;
3349 } else {
3350 cl[0] = dummy;
3351 *dummy = '\0';
3352 selectlen = 0;
3353 }
3354#ifdef USE_XIM
3355 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3356 == Success) /* if we failed to convert then send it raw */
3357 freect = 1;
3358 else
3359#endif
3360 {
3361 ct.value = (unsigned char *)cl[0];
3362 ct.nitems = selectlen;
3363 }
3364 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3365 target, 8, PropModeReplace,
3366 ct.value, (int)ct.nitems);
3367 ev.property = rq->property;
3368#ifdef USE_XIM
3369 if (freect)
3370 XFree(ct.value);
3371#endif
3372 }
3373 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev);
3374}
3375
3376/* ------------------------------------------------------------------------- *
3377 * MOUSE ROUTINES *
3378 * ------------------------------------------------------------------------- */
3379
3380/*
3381 * return col/row values corresponding to x/y pixel values
3382 */
3383void 3680void
3384rxvt_term::pixel_position (int *x, int *y)
3385{
3386 *x = Pixel2Col(*x);
3387 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3388 *y = Pixel2Row(*y);
3389 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3390}
3391
3392/* ------------------------------------------------------------------------- */
3393#ifdef USE_XIM
3394void
3395rxvt_term::set_position (XPoint *pos) 3681rxvt_term::im_set_position (XPoint &pos) NOTHROW
3396{ 3682{
3397 XWindowAttributes xwa; 3683 XWindowAttributes xwa;
3398 3684
3399 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3685 XGetWindowAttributes (dpy, vt, &xwa);
3686
3400 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3687 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3401 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3688 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3402} 3689}
3403
3404#endif 3690#endif
3405/* ------------------------------------------------------------------------- */ 3691
3406 3692#if ENABLE_OVERLAY
3693void
3694rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3695{
3696 if (nrow < 1 || ncol < 1)
3697 return;
3698
3699 want_refresh = 1;
3700
3701 scr_overlay_off ();
3702
3703 if (x < 0) x = ncol - w;
3704 if (y < 0) y = nrow - h;
3705
3706 // make space for border
3707 w += 2; min_it (w, ncol);
3708 h += 2; min_it (h, nrow);
3709
3710 x -= 1; clamp_it (x, 0, ncol - w);
3711 y -= 1; clamp_it (y, 0, nrow - h);
3712
3713 ov_x = x; ov_y = y;
3714 ov_w = w; ov_h = h;
3715
3716 ov_text = new text_t *[h];
3717 ov_rend = new rend_t *[h];
3718
3719 for (y = 0; y < h; y++)
3720 {
3721 text_t *tp = ov_text[y] = new text_t[w];
3722 rend_t *rp = ov_rend[y] = new rend_t[w];
3723
3724 text_t t0, t1, t2;
3725 rend_t r = OVERLAY_RSTYLE;
3726
3727 if (y == 0)
3728 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3729 else if (y < h - 1)
3730 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3731 else
3732 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3733
3734 *tp++ = t0;
3735 *rp++ = r;
3736
3737 for (x = w - 2; x > 0; --x)
3738 {
3739 *tp++ = t1;
3740 *rp++ = r;
3741 }
3742
3743 *tp = t2;
3744 *rp = r;
3745 }
3746}
3747
3748void
3749rxvt_term::scr_overlay_off () NOTHROW
3750{
3751 if (!ov_text)
3752 return;
3753
3754 want_refresh = 1;
3755
3756 for (int y = 0; y < ov_h; y++)
3757 {
3758 delete [] ov_text[y];
3759 delete [] ov_rend[y];
3760 }
3761
3762 delete [] ov_text; ov_text = 0;
3763 delete [] ov_rend; ov_rend = 0;
3764}
3765
3766void
3767rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3768{
3769 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3770 return;
3771
3772 x++, y++;
3773
3774 ov_text[y][x] = text;
3775 ov_rend[y][x] = rend;
3776}
3777
3778void
3779rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3780{
3781 while (*s)
3782 scr_overlay_set (x++, y, *s++);
3783}
3784
3785void
3786rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3787{
3788 while (*s)
3789 {
3790 text_t t = *s++;
3791 int width = WCWIDTH (t);
3792
3793 while (width--)
3794 {
3795 scr_overlay_set (x++, y, t);
3796 t = NOCHAR;
3797 }
3798 }
3799}
3800
3801void
3802rxvt_term::scr_swap_overlay () NOTHROW
3803{
3804 if (!ov_text)
3805 return;
3806
3807 // swap screen mem with overlay
3808 for (int y = ov_h; y--; )
3809 {
3810 text_t *t1 = ov_text[y];
3811 rend_t *r1 = ov_rend[y];
3812
3813 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3814 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3815
3816 for (int x = ov_w; x--; )
3817 {
3818 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3819 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3820 }
3821 }
3822}
3823
3824#endif
3407/* ------------------------------------------------------------------------- * 3825/* ------------------------------------------------------------------------- */
3408 * DEBUG ROUTINES *
3409 * ------------------------------------------------------------------------- */
3410#if 0
3411/* INTPROTO */
3412void
3413rxvt_debug_colors(void)
3414{
3415 int color;
3416 const char *name[] = {
3417 "fg", "bg",
3418 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3419 };
3420 3826
3421 fprintf(stderr, "Color ( ");
3422 if (R->rstyle & RS_RVid)
3423 fprintf(stderr, "rvid ");
3424 if (R->rstyle & RS_Bold)
3425 fprintf(stderr, "bold ");
3426 if (R->rstyle & RS_Blink)
3427 fprintf(stderr, "blink ");
3428 if (R->rstyle & RS_Uline)
3429 fprintf(stderr, "uline ");
3430 fprintf(stderr, "): ");
3431
3432 color = GET_FGCOLOR(R->rstyle);
3433#ifndef NO_BRIGHTCOLOR
3434 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3435 color -= (minBrightCOLOR - minCOLOR);
3436 fprintf(stderr, "bright ");
3437 }
3438#endif
3439 fprintf(stderr, "%s on ", name[color]);
3440
3441 color = GET_BGCOLOR(R->rstyle);
3442#ifndef NO_BRIGHTCOLOR
3443 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3444 color -= (minBrightCOLOR - minCOLOR);
3445 fprintf(stderr, "bright ");
3446 }
3447#endif
3448 fprintf(stderr, "%s\n", name[color]);
3449}
3450#endif

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