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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.15 by pcg, Fri Jan 16 16:34:56 2004 UTC vs.
Revision 1.299 by root, Wed Jan 23 06:49:30 2008 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.15 2004/01/16 16:34:56 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> 88 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 89 * 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 90 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 91 */
94#define drawBuffer TermWin.vt
95
96#define CLEAR_ROWS(row, num) \ 92#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \ 93 if (mapped) \
98 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \ 94 XClearArea (dpy, vt, 0, \
99 Row2Pixel(row), (unsigned int)TermWin.width, \ 95 Row2Pixel (row), (unsigned int)width, \
100 (unsigned int)Height2Pixel(num), False) 96 (unsigned int)Height2Pixel (num), False)
101 97
102#define CLEAR_CHARS(x, y, num) \ 98#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 99 if (mapped) \
104 XClearArea (Xdisplay, drawBuffer, x, y, \ 100 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel(num), \ 101 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 102 (unsigned int)Height2Pixel (1), False)
107 103
108#define ERASE_ROWS(row, num) \ 104#define ERASE_ROWS(row, num) \
109 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \ 105 XFillRectangle (dpy, vt, gc, \
110 TermWin.int_bwidth, Row2Pixel(row), \ 106 0, Row2Pixel (row), \
111 (unsigned int)TermWin.width, \ 107 (unsigned int)width, \
112 (unsigned int)Height2Pixel(num)) 108 (unsigned int)Height2Pixel (num))
113 109
114/* ------------------------------------------------------------------------- * 110/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 111 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 112 * ------------------------------------------------------------------------- */
113
117/* Fill part/all of a line with blanks. */ 114/* Fill part/all of a line with blanks. */
118void 115void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 116rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 117{
121 efs &= ~RS_baseattrMask; 118 if (!l.t)
119 {
120 lalloc (l);
121 col = 0;
122 width = ncol;
123 }
124
125 l.touch ();
126
127 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 128 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
129
130 text_t *et = l.t + col;
131 rend_t *er = l.r + col;
123 132
124 while (width--) 133 while (width--)
125 { 134 {
126 *et++ = ' '; 135 *et++ = ' ';
127 *er++ = efs; 136 *er++ = efs;
… …
129} 138}
130 139
131/* ------------------------------------------------------------------------- */ 140/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 141/* Fill a full line with blanks - make sure it is allocated first */
133void 142void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 143rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 144{
136#ifdef DEBUG_STRICT 145 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 }
144 146
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 147 l.l = 0;
148 l.f = 0;
146} 149}
147 150
148/* ------------------------------------------------------------------------- * 151/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 152 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 153 * ------------------------------------------------------------------------- */
154
151void 155void
152rxvt_term::scr_reset () 156rxvt_term::scr_reset ()
153{ 157{
154 unsigned int ncol, nrow, total_rows, prev_total_rows; 158#if ENABLE_OVERLAY
155 unsigned int p, q; 159 scr_overlay_off ();
156 int k; 160#endif
157 rend_t setrstyle;
158 161
159 D_SCREEN((stderr, "rxvt_scr_reset()")); 162 rvideo_mode = false;
160
161 TermWin.view_start = 0; 163 view_start = 0;
162 num_scr = 0; 164 num_scr = 0;
163 165
164 if (TermWin.ncol == 0) 166 if (ncol == 0)
165 TermWin.ncol = 80; 167 ncol = 80;
166 168
167 if (TermWin.nrow == 0) 169 if (nrow == 0)
168 TermWin.nrow = 24; 170 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 171
173 if (ncol == prev_ncol && nrow == prev_nrow) 172 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 173 return;
175 174
175 if (current_screen != PRIMARY)
176 scr_swap_screen ();
177
178 // we need at least two lines for wrapping to work correctly
179 while (nrow + saveLines < 2)
180 {
181 //TODO//FIXME
182 saveLines++;
183 prev_nrow--;
184 top_row--;
185 }
186
176 want_refresh = 1; 187 want_refresh = 1;
177 188
189 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 190 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 191
181 screen.tscroll = 0; 192 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 193 screen.bscroll = nrow - 1;
183 194
184 if (!talloc) 195 if (!row_buf)
185 { 196 {
197 /*
198 * first time called so just malloc everything: don't rely on realloc
199 */
200 top_row = 0;
201 term_start = 0;
202
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 204 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 *));
200 205
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 206 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 209
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 210 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 } 211 {
212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
215 }
217 216
218 MEMSET(charsets, 'B', sizeof(charsets)); 217 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 218 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 219 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 220 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 221 screen.charset = 0;
224 current_screen = PRIMARY; 222 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 223 scr_cursor (SAVE);
226 224
227#if NSCREENS 225#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 226 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 227 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 228 swap.charset = 0;
231 current_screen = SECONDARY; 229 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 230 scr_cursor (SAVE);
233 current_screen = PRIMARY; 231 current_screen = PRIMARY;
234#endif 232#endif
235 233
236 selection.text = NULL; 234 selection.text = NULL;
237 selection.len = 0; 235 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 236 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 237 selection.screen = PRIMARY;
240 selection.clicks = 0; 238 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this);
242 rvideo = 0;
243 } 239 }
244 else 240 else
245 { 241 {
246 /* 242 /*
247 * add or delete rows as appropriate 243 * add or delete rows as appropriate
248 */ 244 */
249 setrstyle = DEFAULT_RSTYLE;
250 245
246 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
247 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
248
249#if 0
251 if (nrow < prev_nrow) 250 if (nrow < prev_nrow)
252 { 251 {
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++) 252 for (int row = nrow; row < prev_nrow; row++)
258 { 253 {
259 q = p + TermWin.saveLines; 254 lfree (swap_buf [row]);
260 if (screen.text[q]) 255 lfree (drawn_buf[row]);
256 }
257 }
258#endif
259
260 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
261 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
262
263 for (int row = min (nrow, prev_nrow); row--; )
264 {
265 lresize (drawn_buf[row]);
266 lresize (swap_buf [row]);
267 }
268
269 for (int row = prev_nrow; row < nrow; row++)
270 {
271 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
272 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
273 }
274
275 line_t *old_buf = row_buf;
276 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
277
278 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
279 int pend = MOD (term_start + top_row , prev_total_rows);
280 int q = total_rows; // rewrapped row
281
282 if (top_row)
283 {
284 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
285 // to come up with a lean and mean algorithm.
286
287 row_col_t ocur = screen.cur;
288 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
289
290 do
291 {
292 p = MOD (p - 1, prev_total_rows);
293#ifdef DEBUG_STRICT
294 assert (old_buf [MOD (p, prev_total_rows)].t);
295#endif
296 int plines = 1;
297 int llen = old_buf [MOD (p, prev_total_rows)].l;
298
299 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 300 {
262#ifdef DEBUG_STRICT 301 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 302
264#endif 303 plines++;
265 talloc->free (screen.text[q]); 304 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 305 }
268 if (swap.text[p]) 306
307 int qlines = max (0, (llen - 1) / ncol) + 1;
308
309 // drop partial lines completely
310 if (q < qlines)
311 break;
312
313 q -= qlines;
314
315 int lofs = 0;
316 line_t *qline;
317
318 // re-assemble the full line by destination lines
319 for (int qrow = q; qlines--; qrow++)
269 { 320 {
270#ifdef DEBUG_STRICT 321 qline = row_buf + qrow;
271 assert (swap.rend[p]); 322 lalloc (*qline);
272#endif 323 qline->l = ncol;
273 talloc->free (swap.text[p]); 324 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 325
326 int qcol = 0;
327
328 // see below for cursor adjustment rationale
329 if (p == ocur.row)
330 screen.cur.row = q - (total_rows - nrow);
331
332 // fill a single destination line
333 while (lofs < llen && qcol < ncol)
334 {
335 int prow = lofs / prev_ncol;
336 int pcol = lofs % prev_ncol;
337
338 prow = MOD (p + prow, prev_total_rows);
339
340 // we only adjust the cursor _row_ and put it into
341 // the topmost line of "long line" it was in, as
342 // this seems to upset applications/shells/readline
343 // least.
344 if (prow == ocur.row)
345 screen.cur.row = q - (total_rows - nrow);
346
347 line_t &pline = old_buf [prow];
348
349 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
350
351 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
352 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
353
354 lofs += len;
355 qcol += len;
356 }
275 } 357 }
276#ifdef DEBUG_STRICT 358
277 assert (drawn_text[p] && drawn_rend[p]); 359 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 360 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 361 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 362 }
363 while (p != pend && q > 0);
282 364
283 /* we have fewer rows so fix up cursor position */ 365 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 366 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 367
287 scr_reset_realloc (); /* realloc _last_ */ 368 // make sure all terminal lines exist
288 } 369 while (top_row > 0)
289 else if (nrow > prev_nrow) 370 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 371 }
291 /* add rows */ 372 else
292 scr_reset_realloc (); /* realloc _first_ */ 373 {
374 // if no scrollback exists (yet), wing, instead of wrap
293 375
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 376 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 { 377 {
300 screen.tlen[p] = 0; 378 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 379 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 380
381 qline = pline;
382 lresize (qline);
303 } 383 }
304 384
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++) 385 for (int row = prev_nrow; row < nrow; row++)
309 { 386 {
310 swap.tlen[p] = 0; 387 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 } 388 }
318 389
319 if (k > 0) 390 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 { 391 }
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;
350 392
351 MIN_IT(screen.tlen[p], (int16_t)ncol); 393 free (old_buf);
394 delete old_ta;
395 delete old_ra;
352 396
353 if (ncol > prev_ncol) 397 clamp_it (screen.cur.row, 0, nrow - 1);
354 scr_blank_line (&(screen.text[p][prev_ncol]), 398 clamp_it (screen.cur.col, 0, ncol - 1);
355 &(screen.rend[p][prev_ncol]),
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360 399
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); 400 free (tabs);
395 } 401 }
402
403 CLEAR_ALL_SELECTION ();
396 404
397 prev_nrow = nrow; 405 prev_nrow = nrow;
398 prev_ncol = ncol; 406 prev_ncol = ncol;
399 407
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char)); 408 tabs = (char *)rxvt_malloc (ncol);
401 409
402 for (p = 0; p < ncol; p++) 410 for (int col = ncol; --col; )
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 411 tabs [col] = col % TABSIZE == 0;
412
413 if (current_screen != PRIMARY)
414 scr_swap_screen ();
404 415
405 tt_winch (); 416 tt_winch ();
406}
407 417
408void 418 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} 419}
430 420
431/* ------------------------------------------------------------------------- */ 421/* ------------------------------------------------------------------------- */
432/* 422/*
433 * Free everything. That way malloc debugging can find leakage. 423 * Free everything. That way malloc debugging can find leakage.
434 */ 424 */
435void 425void
436rxvt_term::scr_release() 426rxvt_term::scr_release () NOTHROW
437{ 427{
438 uint16_t total_rows; 428 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 } 429 {
450#endif
451
452 delete talloc; talloc = 0; 430 delete talloc; talloc = 0;
453 delete ralloc; ralloc = 0; 431 delete ralloc; ralloc = 0;
454 432
455 free (screen.text); 433 free (row_buf);
456 free (screen.tlen); 434 free (swap_buf);
457 free (screen.rend); 435 free (drawn_buf);
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); 436 free (tabs);
466 437
467 /* NULL these so if anything tries to use them, we'll know about it */ 438 row_buf = 0; // signal that we freed all the arrays
468 screen.text = drawn_text = swap.text = NULL; 439 }
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} 440}
475 441
476/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
477/* 443/*
478 * Hard reset 444 * Hard reset
479 */ 445 */
480/* EXTPROTO */
481void 446void
482rxvt_scr_poweron(pR) 447rxvt_term::scr_poweron ()
483{ 448{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 449 scr_release ();
487 R->prev_nrow = R->prev_ncol = 0; 450 prev_nrow = prev_ncol = 0;
488 R->scr_reset (); 451 scr_reset ();
489 452
490 R->scr_clear (); 453 scr_clear (true);
491 R->scr_refresh (SLOW_REFRESH); 454 scr_refresh ();
492#ifdef RXVT_GRAPHICS
493 rxvt_Gr_reset (aR);
494#endif
495} 455}
496 456
497/* ------------------------------------------------------------------------- * 457/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 458 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 459 * ------------------------------------------------------------------------- */
500/* 460/*
501 * Save and Restore cursor 461 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 462 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 463 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 464 */
505/* EXTPROTO */
506void 465void
507rxvt_scr_cursor(pR_ int mode) 466rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 467{
509 screen_t *s; 468 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 469
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 470#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 471 if (current_screen == SECONDARY)
515 s = &(R->swap); 472 s = &swap;
516 else 473 else
517#endif 474#endif
518 s = &(R->screen); 475 s = &screen;
476
519 switch (mode) { 477 switch (mode)
478 {
520 case SAVE: 479 case SAVE:
521 s->s_cur.row = s->cur.row; 480 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 481 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 482 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 483 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 484 s->s_charset_char = charsets[screen.charset];
526 break; 485 break;
486
527 case RESTORE: 487 case RESTORE:
528 R->want_refresh = 1; 488 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 489 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 490 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 491 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 492 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 493 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 494 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 495 set_font_style ();
536 break; 496 break;
537 } 497 }
498
538/* boundary check in case screen size changed between SAVE and RESTORE */ 499 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 500 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 501 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT 502#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 503 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 504 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 505#endif
506}
507
508void
509rxvt_term::scr_swap_screen ()
510{
511 if (!option (Opt_secondaryScreen))
512 return;
513
514 for (int i = prev_nrow; i--; )
515 ::swap (ROW(i), swap_buf [i]);
516
517 ::swap (screen.cur, swap.cur);
518
519 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
520 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 521}
549 522
550/* ------------------------------------------------------------------------- */ 523/* ------------------------------------------------------------------------- */
551/* 524/*
552 * Swap between primary and secondary screens 525 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 526 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 527 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 528 */
556/* EXTPROTO */ 529void
557int
558rxvt_scr_change_screen(pR_ int scrn) 530rxvt_term::scr_change_screen (int scrn)
559{ 531{
560 int i; 532 if (scrn == current_screen)
533 return;
534
535 want_refresh = 1;
536 view_start = 0;
537
538 selection_check (2); /* check for boundary cross */
539
540 int i = current_screen; current_screen = scrn; scrn = i;
541
561#if NSCREENS 542#if NSCREENS
562 int offset; 543 if (option (Opt_secondaryScreen))
563#endif 544 {
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; 545 num_scr = 0;
579 offset = R->TermWin.saveLines; 546
580 for (i = R->prev_nrow; i--;) { 547 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 548
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 549 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 550 ::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; 551 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 552 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 } 553 }
554 else
607# endif 555#endif
608#else 556 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); 557 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 558}
621#endif 559
560// clear WrapNext indicator, solidifying position on next line
561void
562rxvt_term::scr_do_wrap () NOTHROW
563{
564 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 565 return;
566
567 screen.flags &= ~Screen_WrapNext;
568
569 screen.cur.col = 0;
570
571 if (screen.cur.row == screen.bscroll)
572 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
573 else if (screen.cur.row < nrow - 1)
574 screen.cur.row++;
623} 575}
624 576
625/* ------------------------------------------------------------------------- */ 577/* ------------------------------------------------------------------------- */
626/* 578/*
627 * Change the colour for following text 579 * Change the colour for following text
628 */ 580 */
629/* EXTPROTO */
630void 581void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 582rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 583{
584 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 585 color = fgbg;
586
634 if (fgbg == Color_fg) 587 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 588 rstyle = SET_FGCOLOR (rstyle, color);
636 else 589 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 590 rstyle = SET_BGCOLOR (rstyle, color);
638} 591}
639 592
640/* ------------------------------------------------------------------------- */ 593/* ------------------------------------------------------------------------- */
641/* 594/*
642 * Change the rendition style for following text 595 * Change the rendition style for following text
643 */ 596 */
644/* EXTPROTO */
645void 597void
646rxvt_scr_rendition(pR_ int set, int style) 598rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 599{
648 if (set) 600 if (set)
649 R->rstyle |= style; 601 rstyle |= style;
650 else if (style == ~RS_None) 602 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 603 rstyle = DEFAULT_RSTYLE;
652 else 604 else
653 R->rstyle &= ~style; 605 rstyle &= ~style;
654} 606}
655 607
656/* ------------------------------------------------------------------------- */ 608/* ------------------------------------------------------------------------- */
657/* 609/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 610 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 611 * count positive ==> scroll up
660 * count negative ==> scroll down 612 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 613 */
663int 614int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 615rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 616{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 617 if (count == 0 || (row1 > row2))
670 return 0; 618 return 0;
671 619
672 want_refresh = 1; 620 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 621 num_scr += count;
674 622
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 623 if (count > 0
624 && row1 == 0
625 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
626 {
627 top_row = max (top_row - count, -saveLines);
628
629 // scroll everything up 'count' lines
630 term_start = (term_start + count) % total_rows;
631
632 // sever bottommost line
676 { 633 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 634 line_t &l = ROW(row2 - count);
678 635 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 636 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 } 637 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 638
692 row2 += TermWin.saveLines; 639 // erase newly scrolled-in lines
640 for (int i = count; i--; )
641 {
642 line_t &l = ROW(nrow - 1 - i);
693 643
644 // optimize if already cleared, can be significant on slow machines
645 // could be rolled into scr_blank_screen_mem
646 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
647 {
648 scr_blank_line (l, 0, l.l, rstyle);
649 l.l = 0;
650 l.f = 0;
651 }
652 else
653 scr_blank_screen_mem (l, rstyle);
654 }
655
656 // now copy lines below the scroll region bottom to the
657 // bottom of the screen again, so they look as if they
658 // hadn't moved.
659 for (int i = nrow; --i > row2; )
660 {
661 line_t &l1 = ROW(i - count);
662 line_t &l2 = ROW(i);
663
664 ::swap (l1, l2);
665 l2.touch ();
666 }
667
668 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 669 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 } 670 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 671 selection.beg.row -= count;
712 selection.end.row -= count; 672 selection.end.row -= count;
713 selection.mark.row -= count; 673 selection.mark.row -= count;
674
675 if (selection.beg.row < top_row
676 || selection.end.row < top_row
677 || selection.mark.row < top_row)
678 {
679 CLEAR_ALL_SELECTION ();
680 selection.op = SELECTION_CLEAR;
714 } 681 }
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 { 682 }
735 buf_text[i] = screen.text[j]; 683
736 buf_rend[i] = screen.rend[j]; 684 // finally move the view window, if desired
685 if (option (Opt_scrollWithBuffer)
686 && view_start != 0
687 && view_start != -saveLines)
688 scr_page (UP, count);
689
690 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
691 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
692 }
693 else
694 {
695 if (selection.op && current_screen == selection.screen)
737 } 696 {
738 /* A2: Rotate lines */ 697 if ((selection.beg.row < row1 && selection.end.row > row1)
739 for (j = row1, i = j + count; i <= row2; i++, j++) 698 || (selection.beg.row < row2 && selection.end.row > row2)
699 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
700 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
701 || (selection.end.row - count < row1 && selection.end.row >= row1)
702 || (selection.end.row - count > row2 && selection.end.row <= row2))
703 {
704 CLEAR_ALL_SELECTION ();
705 selection.op = SELECTION_CLEAR;
706 }
707 else if (selection.end.row >= row1 && selection.end.row <= row2)
708 {
709 /* move selected region too */
710 selection.beg.row -= count;
711 selection.end.row -= count;
712 selection.mark.row -= count;
713
714 selection_check (0);
715 }
740 { 716 }
741 screen.tlen[j] = screen.tlen[i]; 717
742 screen.text[j] = screen.text[i]; 718 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 719 // part of scr_scroll_text is not time-critical.
720
721 int rows = row2 - row1 + 1;
722
723 min_it (count, rows);
724
725 line_t *temp_buf = row_buf + total_rows;
726
727 for (int row = 0; row < rows; row++)
744 } 728 {
745 j = row2 - count + 1, i = count; 729 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750 730
751 /* B1: Copy lines that will get clobbered by the rotation */ 731 if (!IN_RANGE_EXC (row + count, 0, rows))
752 for (i = 0, j = row2; i < count; i++, j--) 732 scr_blank_screen_mem (temp_buf [row], rstyle);
753 { 733 }
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 }
767 734
768 /* C: Resurrect lines */ 735 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 736 ROW(row1 + row) = temp_buf [row];
770 { 737 }
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
784 738
785 return count; 739 return count;
786} 740}
787 741
788/* ------------------------------------------------------------------------- */ 742/* ------------------------------------------------------------------------- */
789/* 743/*
790 * Add text given in <str> of length <len> to screen struct 744 * Add text given in <str> of length <len> to screen struct
791 */ 745 */
792/* EXTPROTO */
793void 746void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 747rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
795{ 748{
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 */ 749 if (len <= 0) /* sanity */
803 return; 750 return;
804 751
752 unsigned char checksel;
753 unicode_t c;
754 int ncol = this->ncol;
755 const wchar_t *strend = str + len;
756
805 R->want_refresh = 1; 757 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); 758 ZERO_SCROLLBACK ();
759
810 if (nlines > 0) { 760 if (minlines > 0)
761 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 762 minlines += screen.cur.row - screen.bscroll;
763 min_it (minlines, screen.cur.row - top_row);
764
812 if ((nlines > 0) 765 if (minlines > 0
813 && (R->screen.tscroll == 0) 766 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 767 && screen.bscroll == nrow - 1)
768 {
815 /* _at least_ this many lines need to be scrolled */ 769 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 770 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 771 screen.cur.row -= minlines;
818 } 772 }
819 } 773 }
774
820#ifdef DEBUG_STRICT 775#ifdef DEBUG_STRICT
821 assert(R->screen.cur.col < last_col); 776 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 777 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 778 && 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 779#endif
829 row = R->screen.cur.row + R->TermWin.saveLines; 780 int row = screen.cur.row;
830 781
831 checksel = (R->selection.op 782 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 783
835 stp = R->screen.text[row]; 784 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 785
838 for (i = 0; i < len;) { 786 while (str < strend)
839 c = str[i++]; 787 {
840 switch (c) { 788 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 789
842 rxvt_scr_tab (aR_ 1); 790 if (c < 0x20)
791 if (c == C0_LF)
792 {
793 max_it (line->l, screen.cur.col);
794
795 screen.flags &= ~Screen_WrapNext;
796
797 if (screen.cur.row == screen.bscroll)
798 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
799 else if (screen.cur.row < (nrow - 1))
800 row = ++screen.cur.row;
801
802 line = &ROW(row); /* _must_ refresh */
843 continue; 803 continue;
844 case '\n': 804 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 805 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 806 {
807 max_it (line->l, screen.cur.col);
808
847 R->screen.flags &= ~Screen_WrapNext; 809 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 810 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; 811 continue;
855 case '\r': 812 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 813 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 814 {
858 R->screen.flags &= ~Screen_WrapNext; 815 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 816 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 817 }
866 818
867 if (checksel /* see if we're writing within selection */ 819 if (checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 820 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 821 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
822 {
870 checksel = 0; 823 checksel = 0;
871 clearsel = 1;
872 } 824 /*
825 * If we wrote anywhere in the selected area, kill the selection
826 * XXX: should we kill the mark too? Possibly, but maybe that
827 * should be a similar check.
828 */
829 CLEAR_SELECTION ();
830 }
831
873 if (R->screen.flags & Screen_WrapNext) { 832 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 } 833 {
884 if (R->screen.flags & Screen_Insert) 834 scr_do_wrap ();
885 rxvt_scr_insdel_chars(aR_ 1, INSERT);
886 835
836 line->l = ncol;
837 line->is_longer (1);
838
839 row = screen.cur.row;
840 line = &ROW(row); /* _must_ refresh */
841 }
842
843 // some utf-8 decoders "decode" surrogate characters: let's fix this.
844 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
845 c = 0xfffd;
846
847 // rely on wcwidth to tell us the character width, do wcwidth before
848 // further replacements, as wcwidth might return -1 for the line
849 // drawing characters below as they might be invalid in the current
850 // locale.
851 int width = WCWIDTH (c);
852
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 853 if (charsets [screen.charset] == '0') // DEC SPECIAL
888 switch (c) 854 {
855 // vt100 special graphics and line drawing
856 // 5f-7e standard vt100
857 // 40-5e rxvt extension for extra curses acs chars
858 static uint16_t vt100_0[62] = { // 41 .. 7e
859 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
860 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
861 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
862 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
863 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
864 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
865 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
866 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
867 };
868
869 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
889 { 870 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 871 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 872 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 } 873 }
874 }
902 875
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 876 if (screen.flags & Screen_Insert)
904 // rely on wcwidth to tell us the character width, at least for non-ascii 877 scr_insdel_chars (width, INSERT);
905 int width = c <= 128 ? 1 : wcwidth (c);
906 878
907 // width 0 characters (e.g. combining chars) are ignored. your problem, really 879 if (width != 0)
908 while (width-- > 0) 880 {
881#if !UNICODE_3
882 // trim characters we can't store directly :(
883 if (c >= 0x10000)
884# if ENABLE_COMBINING
885 c = rxvt_composite.compose (c); // map to lower 16 bits
886# else
887 c = 0xfffd;
888# endif
889#endif
890
891 // nuke the character at this position, if required
892 if (line->t[screen.cur.col] == NOCHAR
893 || (screen.cur.col < ncol - 1
894 && line->t[screen.cur.col + 1] == NOCHAR))
909 { 895 {
896 int col = screen.cur.col;
897
898 // find begin
899 while (col > 0 && line->t[col] == NOCHAR)
900 col--;
901
902 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
903
904 // found begin, nuke
905 do {
906 line->t[col] = ' ';
907 line->r[col] = rend;
908 col++;
909 } while (col < ncol && line->t[col] == NOCHAR);
910 }
911
912 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
913
914 // if the character doesn't fit into the remaining columns...
915 if (screen.cur.col > ncol - width && ncol >= width)
916 {
917 // ...output spaces
918 c = ' ';
919 // and try the same character next loop iteration
920 --str;
921 }
922
923 line->touch ();
924
925 do
926 {
910 stp[R->screen.cur.col] = c; 927 line->t[screen.cur.col] = c;
911 srp[R->screen.cur.col] = rend; 928 line->r[screen.cur.col] = rend;
912 929
913 if (R->screen.cur.col < last_col - 1) 930 if (screen.cur.col < ncol - 1)
914 R->screen.cur.col++; 931 screen.cur.col++;
915 else 932 else
916 { 933 {
917 R->screen.tlen[row] = last_col; 934 line->l = ncol;
918 if (R->screen.flags & Screen_Autowrap) 935 if (screen.flags & Screen_Autowrap)
919 R->screen.flags |= Screen_WrapNext; 936 screen.flags |= Screen_WrapNext;
920 break; 937 break;
921 } 938 }
922 939
923 c = NOCHAR; 940 c = NOCHAR;
924 } 941 }
925 } 942 while (--width > 0);
926 if (R->screen.tlen[row] != -1) /* XXX: think about this */
927 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
928 943
929/* 944 // pad with spaces when overwriting wide character with smaller one
930 * If we wrote anywhere in the selected area, kill the selection 945 if (!width)
931 * XXX: should we kill the mark too? Possibly, but maybe that 946 {
932 * should be a similar check. 947 line->touch ();
933 */ 948
934 if (clearsel) 949 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
935 CLEAR_SELECTION(R); 950 {
951 line->t[c] = ' ';
952 line->r[c] = rend;
953 }
954 }
955 }
956 else // width == 0
957 {
958#if ENABLE_COMBINING
959 // handle combining characters
960 // we just tag the accent on the previous on-screen character.
961 // this is arguably not correct, but also arguably not wrong.
962 // we don't handle double-width characters nicely yet.
963 line_t *linep;
964 text_t *tp;
965 rend_t *rp;
966
967 if (screen.cur.col > 0)
968 {
969 linep = line;
970 tp = line->t + screen.cur.col - 1;
971 rp = line->r + screen.cur.col - 1;
972 }
973 else if (screen.cur.row > 0
974 && ROW(screen.cur.row - 1).is_longer ())
975 {
976 linep = &ROW(screen.cur.row - 1);
977 tp = line->t + ncol - 1;
978 rp = line->r + ncol - 1;
979 }
980 else
981 continue;
982
983 linep->touch ();
984
985 while (*tp == NOCHAR && tp > linep->t)
986 tp--, rp--;
987
988 // first try to find a precomposed character
989 unicode_t n = rxvt_compose (*tp, c);
990 if (n == NOCHAR)
991 n = rxvt_composite.compose (*tp, c);
992
993 *tp = n;
994 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
995#endif
996 }
997 }
998
999 max_it (line->l, screen.cur.col);
936 1000
937#ifdef DEBUG_STRICT 1001#ifdef DEBUG_STRICT
938 assert(R->screen.cur.row >= 0); 1002 assert (screen.cur.row >= 0);
939#else /* drive with your eyes closed */
940 MAX_IT(R->screen.cur.row, 0);
941#endif 1003#endif
942} 1004}
943 1005
944/* ------------------------------------------------------------------------- */ 1006/* ------------------------------------------------------------------------- */
945/* 1007/*
946 * Process Backspace. Move back the cursor back a position, wrap if have to 1008 * Process Backspace. Move back the cursor back a position, wrap if have to
947 * XTERM_SEQ: CTRL-H 1009 * XTERM_SEQ: CTRL-H
948 */ 1010 */
949/* EXTPROTO */
950void 1011void
951rxvt_scr_backspace(pR) 1012rxvt_term::scr_backspace () NOTHROW
952{ 1013{
953 R->want_refresh = 1;
954 if (R->screen.cur.col == 0) { 1014 if (screen.cur.col == 0)
1015 {
955 if (R->screen.cur.row > 0) { 1016 if (screen.cur.row > 0)
1017 {
956#ifdef TERMCAP_HAS_BW 1018#ifdef TERMCAP_HAS_BW
957 R->screen.cur.col = R->TermWin.ncol - 1; 1019 screen.cur.col = ncol - 1;
958 R->screen.cur.row--; 1020 --screen.cur.row;
959 return; 1021
1022 want_refresh = 1;
960#endif 1023#endif
961 } 1024 }
962 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1025 }
1026 else
963 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1027 scr_gotorc (0, -1, RELATIVE);
964 R->screen.flags &= ~Screen_WrapNext;
965} 1028}
966 1029
967/* ------------------------------------------------------------------------- */ 1030/* ------------------------------------------------------------------------- */
968/* 1031/*
969 * Process Horizontal Tab 1032 * Process Horizontal Tab
970 * count: +ve = forward; -ve = backwards 1033 * count: +ve = forward; -ve = backwards
971 * XTERM_SEQ: CTRL-I 1034 * XTERM_SEQ: CTRL-I
972 */ 1035 */
973/* EXTPROTO */
974void 1036void
975rxvt_scr_tab(pR_ int count) 1037rxvt_term::scr_tab (int count, bool ht) NOTHROW
976{ 1038{
977 int i, x; 1039 int i, x;
978 1040
979 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
980 R->want_refresh = 1; 1041 want_refresh = 1;
981 i = x = R->screen.cur.col; 1042 i = x = screen.cur.col;
1043
982 if (count == 0) 1044 if (count == 0)
983 return; 1045 return;
984 else if (count > 0) { 1046 else if (count > 0)
1047 {
1048 line_t &l = ROW(screen.cur.row);
1049 rend_t base_rend = l.r[i];
1050 ht &= l.t[i] == ' ';
1051
985 for (; ++i < R->TermWin.ncol; ) 1052 for (; ++i < ncol; )
986 if (R->tabs[i]) { 1053 if (tabs[i])
1054 {
987 x = i; 1055 x = i;
1056
988 if (!--count) 1057 if (!--count)
989 break; 1058 break;
1059 }
1060 else
1061 ht &= l.t[i] == ' '
1062 && RS_SAME (l.r[i], base_rend);
1063
1064 if (count)
1065 x = ncol - 1;
1066
1067 // store horizontal tab commands as characters inside the text
1068 // buffer so they can be selected and pasted.
1069 if (ht && option (Opt_pastableTabs))
1070 {
1071 base_rend = SET_FONT (base_rend, 0);
1072
1073 l.touch (x);
1074
1075 i = screen.cur.col;
1076
1077 l.t[i] = '\t';
1078 l.r[i] = base_rend;
1079
1080 while (++i < x)
1081 {
1082 l.t[i] = NOCHAR;
1083 l.r[i] = base_rend;
990 } 1084 }
991 if (count) 1085 }
992 x = R->TermWin.ncol - 1; 1086 }
993 } else /* if (count < 0) */ { 1087 else /* if (count < 0) */
1088 {
994 for (; --i >= 0; ) 1089 for (; --i >= 0; )
995 if (R->tabs[i]) { 1090 if (tabs[i])
996 x = i;
997 if (!++count)
998 break;
999 } 1091 {
1000 if (count)
1001 x = 0; 1092 x = i;
1093 if (!++count)
1094 break;
1095 }
1096
1097 if (count)
1098 x = 0;
1002 } 1099 }
1100
1003 if (x != R->screen.cur.col) 1101 if (x != screen.cur.col)
1004 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1102 scr_gotorc (0, x, R_RELATIVE);
1005} 1103}
1006 1104
1007/* ------------------------------------------------------------------------- */ 1105/* ------------------------------------------------------------------------- */
1008/* 1106/*
1009 * Process DEC Back Index 1107 * Process DEC Back Index
1010 * XTERM_SEQ: ESC 6 1108 * XTERM_SEQ: ESC 6
1011 * Move cursor left in row. If we're at the left boundary, shift everything 1109 * Move cursor left in row. If we're at the left boundary, shift everything
1012 * in that row right. Clear left column. 1110 * in that row right. Clear left column.
1013 */ 1111 */
1014#ifndef NO_FRILLS 1112#if !ENABLE_MINIMAL
1015/* EXTPROTO */
1016void 1113void
1017rxvt_scr_backindex(pR) 1114rxvt_term::scr_backindex () NOTHROW
1018{ 1115{
1019 if (R->screen.cur.col > 0) 1116 if (screen.cur.col > 0)
1020 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1117 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1021 else { 1118 else
1022 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1023 return; /* um, yeah? */
1024 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1119 scr_insdel_chars (1, INSERT);
1025 }
1026} 1120}
1027#endif 1121#endif
1028/* ------------------------------------------------------------------------- */ 1122/* ------------------------------------------------------------------------- */
1029/* 1123/*
1030 * Process DEC Forward Index 1124 * Process DEC Forward Index
1031 * XTERM_SEQ: ESC 9 1125 * XTERM_SEQ: ESC 9
1032 * Move cursor right in row. If we're at the right boundary, shift everything 1126 * Move cursor right in row. If we're at the right boundary, shift everything
1033 * in that row left. Clear right column. 1127 * in that row left. Clear right column.
1034 */ 1128 */
1035#ifndef NO_FRILLS 1129#if !ENABLE_MINIMAL
1036/* EXTPROTO */
1037void 1130void
1038rxvt_scr_forwardindex(pR) 1131rxvt_term::scr_forwardindex () NOTHROW
1039{ 1132{
1040 int row;
1041
1042 if (R->screen.cur.col < R->TermWin.ncol - 1) 1133 if (screen.cur.col < ncol - 1)
1043 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1134 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1044 else { 1135 else
1045 row = R->screen.cur.row + R->TermWin.saveLines; 1136 {
1046 if (R->screen.tlen[row] == 0) 1137 line_t &l = ROW(screen.cur.row);
1047 return; /* um, yeah? */ 1138
1048 else if (R->screen.tlen[row] == -1) 1139 l.touch ();
1049 R->screen.tlen[row] = R->TermWin.ncol; 1140 l.is_longer (0);
1141
1050 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1142 scr_gotorc (0, 0, R_RELATIVE);
1051 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1143 scr_insdel_chars (1, DELETE);
1052 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1144 scr_gotorc (0, ncol - 1, R_RELATIVE);
1053 } 1145 }
1054} 1146}
1055#endif 1147#endif
1056 1148
1057/* ------------------------------------------------------------------------- */ 1149/* ------------------------------------------------------------------------- */
1058/* 1150/*
1059 * Goto Row/Column 1151 * Goto Row/Column
1060 */ 1152 */
1061/* EXTPROTO */
1062void 1153void
1063rxvt_scr_gotorc(pR_ int row, int col, int relative) 1154rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1064{ 1155{
1065 R->want_refresh = 1; 1156 want_refresh = 1;
1066 ZERO_SCROLLBACK(R); 1157 ZERO_SCROLLBACK ();
1067#ifdef RXVT_GRAPHICS
1068 if (rxvt_Gr_Displayed(aR))
1069 rxvt_Gr_scroll(aR_ 0);
1070#endif
1071 1158
1072 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));
1073
1074 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1159 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1075 : col); 1160 clamp_it (screen.cur.col, 0, ncol - 1);
1076 MAX_IT(R->screen.cur.col, 0);
1077 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1078 1161
1079 R->screen.flags &= ~Screen_WrapNext; 1162 screen.flags &= ~Screen_WrapNext;
1163
1080 if (relative & R_RELATIVE) { 1164 if (relative & R_RELATIVE)
1165 {
1081 if (row > 0) { 1166 if (row > 0)
1167 {
1082 if (R->screen.cur.row <= R->screen.bscroll 1168 if (screen.cur.row <= screen.bscroll
1083 && (R->screen.cur.row + row) > R->screen.bscroll) 1169 && (screen.cur.row + row) > screen.bscroll)
1084 R->screen.cur.row = R->screen.bscroll; 1170 screen.cur.row = screen.bscroll;
1085 else 1171 else
1086 R->screen.cur.row += row;
1087 } else if (row < 0) {
1088 if (R->screen.cur.row >= R->screen.tscroll
1089 && (R->screen.cur.row + row) < R->screen.tscroll)
1090 R->screen.cur.row = R->screen.tscroll;
1091 else
1092 R->screen.cur.row += row;
1093 }
1094 } else {
1095 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1096 R->screen.cur.row = row + R->screen.tscroll;
1097 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1098 } else
1099 R->screen.cur.row = row; 1172 screen.cur.row += row;
1173 }
1174 else if (row < 0)
1175 {
1176 if (screen.cur.row >= screen.tscroll
1177 && (screen.cur.row + row) < screen.tscroll)
1178 screen.cur.row = screen.tscroll;
1179 else
1180 screen.cur.row += row;
1181 }
1182 }
1183 else
1100 } 1184 {
1101 MAX_IT(R->screen.cur.row, 0); 1185 if (screen.flags & Screen_Relative)
1102 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1186 {
1103} 1187 /* relative origin mode */
1188 screen.cur.row = row + screen.tscroll;
1189 min_it (screen.cur.row, screen.bscroll);
1190 }
1191 else
1192 screen.cur.row = row;
1193 }
1104 1194
1195 clamp_it (screen.cur.row, 0, nrow - 1);
1196}
1197
1105/* ------------------------------------------------------------------------- */ 1198/* ------------------------------------------------------------------------- */
1106/* 1199/*
1107 * direction should be UP or DN 1200 * direction should be UP or DN
1108 */ 1201 */
1109/* EXTPROTO */
1110void 1202void
1111rxvt_scr_index(pR_ enum page_dirn direction) 1203rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1112{ 1204{
1113 int dirn; 1205 int dirn;
1114 1206
1115 R->want_refresh = 1; 1207 want_refresh = 1;
1208 ZERO_SCROLLBACK ();
1209
1116 dirn = ((direction == UP) ? 1 : -1); 1210 dirn = ((direction == UP) ? 1 : -1);
1117 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1118 1211
1119 ZERO_SCROLLBACK(R);
1120
1121#ifdef RXVT_GRAPHICS
1122 if (rxvt_Gr_Displayed(aR))
1123 rxvt_Gr_scroll(aR_ 0);
1124#endif
1125
1126 R->screen.flags &= ~Screen_WrapNext; 1212 screen.flags &= ~Screen_WrapNext;
1213
1127 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1214 if ((screen.cur.row == screen.bscroll && direction == UP)
1128 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1215 || (screen.cur.row == screen.tscroll && direction == DN))
1129 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1216 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1130 else 1217 else
1131 R->screen.cur.row += dirn; 1218 screen.cur.row += dirn;
1132 MAX_IT(R->screen.cur.row, 0); 1219
1133 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1220 clamp_it (screen.cur.row, 0, nrow - 1);
1134 rxvt_selection_check(aR_ 0); 1221 selection_check (0);
1135} 1222}
1136 1223
1137/* ------------------------------------------------------------------------- */ 1224/* ------------------------------------------------------------------------- */
1138/* 1225/*
1139 * Erase part or whole of a line 1226 * Erase part or whole of a line
1140 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1227 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1141 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1228 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1142 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1229 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1143 */ 1230 */
1144/* EXTPROTO */
1145void 1231void
1146rxvt_scr_erase_line(pR_ int mode) 1232rxvt_term::scr_erase_line (int mode) NOTHROW
1147{ 1233{
1148 unsigned int row, col, num; 1234 unsigned int col, num;
1149 1235
1150 R->want_refresh = 1; 1236 want_refresh = 1;
1151 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1152 ZERO_SCROLLBACK (R); 1237 ZERO_SCROLLBACK ();
1153 1238
1154#ifdef RXVT_GRAPHICS
1155 if (rxvt_Gr_Displayed (aR))
1156 rxvt_Gr_scroll (aR_ 0);
1157#endif
1158
1159 rxvt_selection_check (aR_ 1); 1239 selection_check (1);
1160 1240
1161 R->screen.flags &= ~Screen_WrapNext; 1241 line_t &line = ROW(screen.cur.row);
1162 1242
1163 row = R->TermWin.saveLines + R->screen.cur.row; 1243 line.touch ();
1244 line.is_longer (0);
1245
1164 switch (mode) 1246 switch (mode)
1165 { 1247 {
1166 case 0: /* erase to end of line */ 1248 case 0: /* erase to end of line */
1167 col = R->screen.cur.col; 1249 col = screen.cur.col;
1168 num = R->TermWin.ncol - col; 1250 num = ncol - col;
1169 MIN_IT(R->screen.tlen[row], (int16_t)col); 1251 min_it (line.l, col);
1170 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1252 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1171 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1253 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1172 CLEAR_SELECTION(R); 1254 CLEAR_SELECTION ();
1173 break; 1255 break;
1174 case 1: /* erase to beginning of line */ 1256 case 1: /* erase to beginning of line */
1175 col = 0; 1257 col = 0;
1176 num = R->screen.cur.col + 1; 1258 num = screen.cur.col + 1;
1177 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1259 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1178 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1260 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1179 CLEAR_SELECTION(R); 1261 CLEAR_SELECTION ();
1180 break; 1262 break;
1181 case 2: /* erase whole line */ 1263 case 2: /* erase whole line */
1182 col = 0; 1264 col = 0;
1183 num = R->TermWin.ncol; 1265 num = ncol;
1184 R->screen.tlen[row] = 0; 1266 line.l = 0;
1185 if (R->selection.beg.row <= R->screen.cur.row 1267 if (selection.beg.row <= screen.cur.row
1186 && R->selection.end.row >= R->screen.cur.row) 1268 && selection.end.row >= screen.cur.row)
1187 CLEAR_SELECTION(R); 1269 CLEAR_SELECTION ();
1188 break; 1270 break;
1189 default: 1271 default:
1190 return; 1272 return;
1191 } 1273 }
1192 1274
1193 if (R->screen.text[row]) 1275 scr_blank_line (line, col, num, rstyle);
1194 R->scr_blank_line (&(R->screen.text[row][col]),
1195 &(R->screen.rend[row][col]), num, R->rstyle);
1196 else
1197 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1198} 1276}
1199 1277
1200/* ------------------------------------------------------------------------- */ 1278/* ------------------------------------------------------------------------- */
1201/* 1279/*
1202 * Erase part of whole of the screen 1280 * Erase part of whole of the screen
1203 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1281 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1204 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1282 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1205 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1283 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1206 */ 1284 */
1207void 1285void
1208rxvt_term::scr_erase_screen (int mode) 1286rxvt_term::scr_erase_screen (int mode) NOTHROW
1209{ 1287{
1210 int num; 1288 int num;
1211 int32_t row, row_offset; 1289 int32_t row;
1212 rend_t ren; 1290 rend_t ren;
1213 XGCValues gcvalue; 1291 XGCValues gcvalue;
1214 1292
1215 want_refresh = 1; 1293 want_refresh = 1;
1216 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1217 ZERO_SCROLLBACK(this); 1294 ZERO_SCROLLBACK ();
1218 row_offset = (int32_t)TermWin.saveLines;
1219 1295
1220 switch (mode) { 1296 switch (mode)
1297 {
1221 case 0: /* erase to end of screen */ 1298 case 0: /* erase to end of screen */
1222 rxvt_selection_check(this,1); 1299 selection_check (1);
1223 rxvt_scr_erase_line(this,0); 1300 scr_erase_line (0);
1224 row = screen.cur.row + 1; /* possible OOB */ 1301 row = screen.cur.row + 1; /* possible OOB */
1225 num = TermWin.nrow - row; 1302 num = nrow - row;
1226 break; 1303 break;
1227 case 1: /* erase to beginning of screen */ 1304 case 1: /* erase to beginning of screen */
1228 rxvt_selection_check(this,3); 1305 selection_check (3);
1229 rxvt_scr_erase_line(this,1); 1306 scr_erase_line (1);
1230 row = 0; 1307 row = 0;
1231 num = screen.cur.row; 1308 num = screen.cur.row;
1232 break; 1309 break;
1233 case 2: /* erase whole screen */ 1310 case 2: /* erase whole screen */
1234 rxvt_selection_check (this, 3); 1311 selection_check (3);
1235#ifdef RXVT_GRAPHICS
1236 rxvt_Gr_ClearScreen (this);
1237#endif
1238 row = 0; 1312 row = 0;
1239 num = TermWin.nrow; 1313 num = nrow;
1240 break; 1314 break;
1241 default: 1315 default:
1242 return; 1316 return;
1243 } 1317 }
1244 refresh_type |= REFRESH_BOUNDS; 1318
1245 if (selection.op && current_screen == selection.screen 1319 if (selection.op && current_screen == selection.screen
1246 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1320 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1247 || (selection.end.row >= row 1321 || (selection.end.row >= row
1248 && selection.end.row <= row + num))) 1322 && selection.end.row <= row + num)))
1249 CLEAR_SELECTION (this); 1323 CLEAR_SELECTION ();
1324
1250 if (row >= TermWin.nrow) /* Out Of Bounds */ 1325 if (row >= nrow) /* Out Of Bounds */
1251 return; 1326 return;
1252 MIN_IT(num, (TermWin.nrow - row)); 1327
1328 min_it (num, nrow - row);
1329
1253 if (rstyle & (RS_RVid | RS_Uline)) 1330 if (rstyle & (RS_RVid | RS_Uline))
1254 ren = (rend_t) ~RS_None; 1331 ren = (rend_t) ~RS_None;
1255 else if (GET_BASEBG(rstyle) == Color_bg) { 1332 else if (GET_BASEBG (rstyle) == Color_bg)
1333 {
1256 ren = DEFAULT_RSTYLE; 1334 ren = DEFAULT_RSTYLE;
1257 CLEAR_ROWS(row, num); 1335 CLEAR_ROWS (row, num);
1258 } else { 1336 }
1337 else
1338 {
1259 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1339 ren = rstyle & (RS_fgMask | RS_bgMask);
1260 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1340 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1261 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1341 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1262 ERASE_ROWS(row, num); 1342 ERASE_ROWS (row, num);
1263 gcvalue.foreground = PixColors[Color_fg]; 1343 gcvalue.foreground = pix_colors[Color_fg];
1264 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1344 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1265 } 1345 }
1346
1266 for (; num--; row++) { 1347 for (; num--; row++)
1267 scr_blank_screen_mem (screen.text, screen.rend,
1268 (unsigned int)(row + row_offset), rstyle);
1269 screen.tlen[row + row_offset] = 0;
1270 scr_blank_line (drawn_text[row], drawn_rend[row],
1271 (unsigned int)TermWin.ncol, ren);
1272 } 1348 {
1349 scr_blank_screen_mem (ROW(row), rstyle);
1350 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1351 }
1273} 1352}
1353
1354#if !ENABLE_MINIMAL
1355void
1356rxvt_term::scr_erase_savelines () NOTHROW
1357{
1358 want_refresh = 1;
1359 ZERO_SCROLLBACK ();
1360
1361 top_row = 0;
1362}
1363#endif
1274 1364
1275/* ------------------------------------------------------------------------- */ 1365/* ------------------------------------------------------------------------- */
1276/* 1366/*
1277 * Fill the screen with `E's 1367 * Fill the screen with `E's
1278 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1368 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1279 */ 1369 */
1280/* EXTPROTO */
1281void 1370void
1282rxvt_scr_E(pR) 1371rxvt_term::scr_E () NOTHROW
1283{ 1372{
1284 int i, j, k; 1373 rend_t fs;
1285 rend_t *r1, fs;
1286 1374
1287 R->want_refresh = 1; 1375 want_refresh = 1;
1288 R->num_scr_allow = 0;
1289 ZERO_SCROLLBACK(R); 1376 ZERO_SCROLLBACK ();
1377
1378 num_scr_allow = 0;
1290 rxvt_selection_check(aR_ 3); 1379 selection_check (3);
1291 1380
1292 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1381 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1293 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1382 for (int row = nrow; row--; )
1294 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1383 {
1295 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1384 line_t &line = ROW(row);
1296 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1385
1386 fill_text (line.t, 'E', ncol);
1387 rend_t *r1 = line.r;
1388
1389 for (int j = ncol; j--; )
1297 *r1++ = fs; 1390 *r1++ = fs;
1391
1392 line.is_longer (0);
1393 line.touch (ncol);
1298 } 1394 }
1299} 1395}
1300 1396
1301/* ------------------------------------------------------------------------- */ 1397/* ------------------------------------------------------------------------- */
1302/* 1398/*
1303 * Insert/Delete <count> lines 1399 * Insert/Delete <count> lines
1304 */ 1400 */
1305/* EXTPROTO */
1306void 1401void
1307rxvt_scr_insdel_lines(pR_ int count, int insdel) 1402rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1308{ 1403{
1309 int end; 1404 int end;
1310 1405
1311 ZERO_SCROLLBACK(R); 1406 ZERO_SCROLLBACK ();
1312 1407
1313#ifdef RXVT_GRAPHICS
1314 if (rxvt_Gr_Displayed(aR))
1315 rxvt_Gr_scroll(aR_ 0);
1316#endif
1317
1318 rxvt_selection_check(aR_ 1); 1408 selection_check (1);
1319 1409
1320 if (R->screen.cur.row > R->screen.bscroll) 1410 if (screen.cur.row > screen.bscroll)
1411 return;
1412
1413 end = screen.bscroll - screen.cur.row + 1;
1414 if (count > end)
1415 {
1416 if (insdel == DELETE)
1321 return; 1417 return;
1322
1323 end = R->screen.bscroll - R->screen.cur.row + 1;
1324 if (count > end) {
1325 if (insdel == DELETE)
1326 return;
1327 else if (insdel == INSERT) 1418 else if (insdel == INSERT)
1328 count = end; 1419 count = end;
1329 } 1420 }
1330 R->screen.flags &= ~Screen_WrapNext;
1331 1421
1422 scr_do_wrap ();
1423
1332 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1424 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1333} 1425}
1334 1426
1335/* ------------------------------------------------------------------------- */ 1427/* ------------------------------------------------------------------------- */
1336/* 1428/*
1337 * Insert/Delete <count> characters from the current position 1429 * Insert/Delete <count> characters from the current position
1338 */ 1430 */
1339/* EXTPROTO */
1340void 1431void
1341rxvt_scr_insdel_chars(pR_ int count, int insdel) 1432rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1342{ 1433{
1343 int col, row; 1434 int col, row;
1344 rend_t tr; 1435 rend_t tr;
1345 text_t *stp;
1346 rend_t *srp;
1347 int16_t *slp;
1348 1436
1349 R->want_refresh = 1; 1437 want_refresh = 1;
1350 ZERO_SCROLLBACK(R); 1438 ZERO_SCROLLBACK ();
1351 1439
1352#ifdef RXVT_GRAPHICS
1353 if (rxvt_Gr_Displayed(aR))
1354 rxvt_Gr_scroll(aR_ 0);
1355#endif
1356
1357 if (count <= 0) 1440 if (count <= 0)
1358 return; 1441 return;
1359 1442
1443 scr_do_wrap ();
1444
1360 rxvt_selection_check(aR_ 1); 1445 selection_check (1);
1361 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1446 min_it (count, ncol - screen.cur.col);
1362 1447
1363 row = R->screen.cur.row + R->TermWin.saveLines; 1448 row = screen.cur.row;
1364 R->screen.flags &= ~Screen_WrapNext;
1365 1449
1366 stp = R->screen.text[row]; 1450 line_t *line = &ROW(row);
1367 srp = R->screen.rend[row]; 1451
1368 slp = &(R->screen.tlen[row]); 1452 line->touch ();
1453 line->is_longer (0);
1454
1369 switch (insdel) { 1455 switch (insdel)
1456 {
1370 case INSERT: 1457 case INSERT:
1371 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1458 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1372 col--) { 1459 {
1373 stp[col] = stp[col - count]; 1460 line->t[col] = line->t[col - count];
1374 srp[col] = srp[col - count]; 1461 line->r[col] = line->r[col - count];
1375 } 1462 }
1376 if (*slp != -1) { 1463
1377 *slp += count; 1464 line->l = min (line->l + count, ncol);
1378 MIN_IT(*slp, R->TermWin.ncol); 1465
1379 }
1380 if (R->selection.op && R->current_screen == R->selection.screen 1466 if (selection.op && current_screen == selection.screen
1381 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1467 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1468 {
1382 if (R->selection.end.row != R->screen.cur.row 1469 if (selection.end.row != screen.cur.row
1383 || (R->selection.end.col + count >= R->TermWin.ncol)) 1470 || (selection.end.col + count >= ncol))
1384 CLEAR_SELECTION(R); 1471 CLEAR_SELECTION ();
1472 else
1473 {
1385 else { /* shift selection */ 1474 /* shift selection */
1386 R->selection.beg.col += count; 1475 selection.beg.col += count;
1387 R->selection.mark.col += count; /* XXX: yes? */ 1476 selection.mark.col += count; /* XXX: yes? */
1388 R->selection.end.col += count; 1477 selection.end.col += count;
1389 } 1478 }
1390 } 1479 }
1391 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1480
1392 (unsigned int)count, R->rstyle); 1481 scr_blank_line (*line, screen.cur.col, count, rstyle);
1393 break; 1482 break;
1483
1394 case ERASE: 1484 case ERASE:
1395 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1485 screen.cur.col += count; /* don't worry if > ncol */
1396 rxvt_selection_check(aR_ 1); 1486 selection_check (1);
1397 R->screen.cur.col -= count; 1487 screen.cur.col -= count;
1398 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1488
1399 (unsigned int)count, R->rstyle); 1489 line->l = max (line->l - count, 0);
1490 scr_blank_line (*line, screen.cur.col, count, rstyle);
1400 break; 1491 break;
1492
1401 case DELETE: 1493 case DELETE:
1402 tr = srp[R->TermWin.ncol - 1]
1403 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1494 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1495
1404 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1496 for (col = screen.cur.col; (col + count) < ncol; col++)
1497 {
1405 stp[col] = stp[col + count]; 1498 line->t[col] = line->t[col + count];
1406 srp[col] = srp[col + count]; 1499 line->r[col] = line->r[col + count];
1407 } 1500 }
1408 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1501
1409 &(srp[R->TermWin.ncol - count]), 1502 line->l = max (line->l - count, 0);
1410 (unsigned int)count, tr); 1503 scr_blank_line (*line, ncol - count, count, tr);
1411 if (*slp == -1) /* break line continuation */ 1504
1412 *slp = R->TermWin.ncol;
1413 *slp -= count;
1414 MAX_IT(*slp, 0);
1415 if (R->selection.op && R->current_screen == R->selection.screen 1505 if (selection.op && current_screen == selection.screen
1416 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1506 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1507 {
1417 if (R->selection.end.row != R->screen.cur.row 1508 if (selection.end.row != screen.cur.row
1418 || (R->screen.cur.col >= R->selection.beg.col - count) 1509 || (screen.cur.col >= selection.beg.col - count)
1419 || R->selection.end.col >= R->TermWin.ncol) 1510 || selection.end.col >= ncol)
1420 CLEAR_SELECTION(R); 1511 CLEAR_SELECTION ();
1421 else { 1512 else
1513 {
1422 /* shift selection */ 1514 /* shift selection */
1423 R->selection.beg.col -= count; 1515 selection.beg.col -= count;
1424 R->selection.mark.col -= count; /* XXX: yes? */ 1516 selection.mark.col -= count; /* XXX: yes? */
1425 R->selection.end.col -= count; 1517 selection.end.col -= count;
1426 } 1518 }
1427 } 1519 }
1520
1428 break; 1521 break;
1429 } 1522 }
1430} 1523}
1431 1524
1432/* ------------------------------------------------------------------------- */ 1525/* ------------------------------------------------------------------------- */
1433/* 1526/*
1434 * Set the scrolling region 1527 * Set the scrolling region
1435 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1528 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1436 */ 1529 */
1437/* EXTPROTO */
1438void 1530void
1439rxvt_scr_scroll_region(pR_ int top, int bot) 1531rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1440{ 1532{
1441 MAX_IT(top, 0); 1533 max_it (top, 0);
1442 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1534 min_it (bot, nrow - 1);
1535
1443 if (top > bot) 1536 if (top > bot)
1444 return; 1537 return;
1538
1445 R->screen.tscroll = top; 1539 screen.tscroll = top;
1446 R->screen.bscroll = bot; 1540 screen.bscroll = bot;
1447 rxvt_scr_gotorc(aR_ 0, 0, 0); 1541 scr_gotorc (0, 0, 0);
1448} 1542}
1449 1543
1450/* ------------------------------------------------------------------------- */ 1544/* ------------------------------------------------------------------------- */
1451/* 1545/*
1452 * Make the cursor visible/invisible 1546 * Make the cursor visible/invisible
1453 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1547 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1454 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1548 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1455 */ 1549 */
1456/* EXTPROTO */
1457void 1550void
1458rxvt_scr_cursor_visible(pR_ int mode) 1551rxvt_term::scr_cursor_visible (int mode) NOTHROW
1459{ 1552{
1460 R->want_refresh = 1; 1553 want_refresh = 1;
1554
1461 if (mode) 1555 if (mode)
1462 R->screen.flags |= Screen_VisibleCursor; 1556 screen.flags |= Screen_VisibleCursor;
1463 else 1557 else
1464 R->screen.flags &= ~Screen_VisibleCursor; 1558 screen.flags &= ~Screen_VisibleCursor;
1465} 1559}
1466 1560
1467/* ------------------------------------------------------------------------- */ 1561/* ------------------------------------------------------------------------- */
1468/* 1562/*
1469 * Set/unset automatic wrapping 1563 * Set/unset automatic wrapping
1470 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1564 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1471 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1565 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1472 */ 1566 */
1473/* EXTPROTO */
1474void 1567void
1475rxvt_scr_autowrap(pR_ int mode) 1568rxvt_term::scr_autowrap (int mode) NOTHROW
1476{ 1569{
1477 if (mode) 1570 if (mode)
1478 R->screen.flags |= Screen_Autowrap; 1571 screen.flags |= Screen_Autowrap;
1479 else 1572 else
1480 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1573 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1481} 1574}
1482 1575
1483/* ------------------------------------------------------------------------- */ 1576/* ------------------------------------------------------------------------- */
1484/* 1577/*
1485 * Set/unset margin origin mode 1578 * Set/unset margin origin mode
… …
1488 * Relative mode: line numbers are relative to top margin of scrolling region 1581 * Relative mode: line numbers are relative to top margin of scrolling region
1489 * and the cursor cannot be moved outside. 1582 * and the cursor cannot be moved outside.
1490 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1583 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1491 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1584 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1492 */ 1585 */
1493/* EXTPROTO */
1494void 1586void
1495rxvt_scr_relative_origin(pR_ int mode) 1587rxvt_term::scr_relative_origin (int mode) NOTHROW
1496{ 1588{
1497 if (mode) 1589 if (mode)
1498 R->screen.flags |= Screen_Relative; 1590 screen.flags |= Screen_Relative;
1499 else 1591 else
1500 R->screen.flags &= ~Screen_Relative; 1592 screen.flags &= ~Screen_Relative;
1593
1501 rxvt_scr_gotorc(aR_ 0, 0, 0); 1594 scr_gotorc (0, 0, 0);
1502} 1595}
1503 1596
1504/* ------------------------------------------------------------------------- */ 1597/* ------------------------------------------------------------------------- */
1505/* 1598/*
1506 * Set insert/replace mode 1599 * Set insert/replace mode
1507 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1600 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1508 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1601 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1509 */ 1602 */
1510/* EXTPROTO */
1511void 1603void
1512rxvt_scr_insert_mode(pR_ int mode) 1604rxvt_term::scr_insert_mode (int mode) NOTHROW
1513{ 1605{
1514 if (mode) 1606 if (mode)
1515 R->screen.flags |= Screen_Insert; 1607 screen.flags |= Screen_Insert;
1516 else 1608 else
1517 R->screen.flags &= ~Screen_Insert; 1609 screen.flags &= ~Screen_Insert;
1518} 1610}
1519 1611
1520/* ------------------------------------------------------------------------- */ 1612/* ------------------------------------------------------------------------- */
1521/* 1613/*
1522 * Set/Unset tabs 1614 * Set/Unset tabs
1523 * XTERM_SEQ: Set tab at current column : ESC H 1615 * XTERM_SEQ: Set tab at current column : ESC H
1524 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1616 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1525 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1617 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1526 */ 1618 */
1527/* EXTPROTO */
1528void 1619void
1529rxvt_scr_set_tab(pR_ int mode) 1620rxvt_term::scr_set_tab (int mode) NOTHROW
1530{ 1621{
1531 if (mode < 0) 1622 if (mode < 0)
1532 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1623 memset (tabs, 0, ncol);
1533 else if (R->screen.cur.col < R->TermWin.ncol) 1624 else if (screen.cur.col < ncol)
1534 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1625 tabs [screen.cur.col] = !!mode;
1535} 1626}
1536 1627
1537/* ------------------------------------------------------------------------- */ 1628/* ------------------------------------------------------------------------- */
1538/* 1629/*
1539 * Set reverse/normal video 1630 * Set reverse/normal video
1540 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1631 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1541 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1632 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1542 */ 1633 */
1543/* EXTPROTO */
1544void 1634void
1545rxvt_scr_rvideo_mode(pR_ int mode) 1635rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1546{ 1636{
1547 XGCValues gcvalue; 1637 rvideo_mode = on;
1548 1638
1549 if (R->rvideo != mode) { 1639#ifndef NO_BELL
1550 R->rvideo = mode; 1640 on ^= rvideo_bell;
1551 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1641#endif
1552#if defined(XPM_BACKGROUND) 1642
1643 if (rvideo_state != on)
1644 {
1645 rvideo_state = on;
1646
1647 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1648#ifdef HAVE_BG_PIXMAP
1553 if (R->bgPixmap.pixmap == None) 1649 if (bgPixmap.pixmap == None)
1554#endif 1650#endif
1555#if defined(TRANSPARENT) 1651 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1556 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1557#endif
1558 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1559 R->PixColors[Color_bg]);
1560 1652
1653 XGCValues gcvalue;
1561 gcvalue.foreground = R->PixColors[Color_fg]; 1654 gcvalue.foreground = pix_colors[Color_fg];
1562 gcvalue.background = R->PixColors[Color_bg]; 1655 gcvalue.background = pix_colors[Color_bg];
1563 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1656 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1564 &gcvalue); 1657
1565 R->scr_clear (); 1658 scr_clear ();
1566 R->scr_touch (true); 1659 scr_touch (true);
1567 } 1660 }
1568} 1661}
1569 1662
1570/* ------------------------------------------------------------------------- */ 1663/* ------------------------------------------------------------------------- */
1571/* 1664/*
1572 * Report current cursor position 1665 * Report current cursor position
1573 * XTERM_SEQ: Report position: ESC [ 6 n 1666 * XTERM_SEQ: Report position: ESC [ 6 n
1574 */ 1667 */
1575/* EXTPROTO */
1576void 1668void
1577rxvt_scr_report_position(pR) 1669rxvt_term::scr_report_position () NOTHROW
1578{ 1670{
1579 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1671 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1580} 1672}
1581 1673
1582/* ------------------------------------------------------------------------- * 1674/* ------------------------------------------------------------------------- *
1583 * FONTS * 1675 * FONTS *
1584 * ------------------------------------------------------------------------- */ 1676 * ------------------------------------------------------------------------- */
1585 1677
1586/* 1678/*
1587 * Set font style 1679 * Set font style
1588 */ 1680 */
1589/* INTPROTO */
1590void 1681void
1591rxvt_set_font_style(pR) 1682rxvt_term::set_font_style () NOTHROW
1592{ 1683{
1684#if 0
1593 switch (R->charsets[R->screen.charset]) { 1685 switch (charsets [screen.charset])
1686 {
1594 case '0': /* DEC Special Character & Line Drawing Set */ 1687 case '0': /* DEC Special Character & Line Drawing Set */
1595 break; 1688 break;
1596 case 'A': /* United Kingdom (UK) */ 1689 case 'A': /* United Kingdom (UK) */
1597 break; 1690 break;
1598 case 'B': /* United States (USASCII) */ 1691 case 'B': /* United States (USASCII) */
1599 break; 1692 break;
1600 case '<': /* Multinational character set */ 1693 case '<': /* Multinational character set */
1601 break; 1694 break;
1602 case '5': /* Finnish character set */ 1695 case '5': /* Finnish character set */
1603 break; 1696 break;
1604 case 'C': /* Finnish character set */ 1697 case 'C': /* Finnish character set */
1605 break; 1698 break;
1606 case 'K': /* German character set */ 1699 case 'K': /* German character set */
1607 break; 1700 break;
1608 } 1701 }
1702#endif
1609} 1703}
1610 1704
1611/* ------------------------------------------------------------------------- */ 1705/* ------------------------------------------------------------------------- */
1612/* 1706/*
1613 * Choose a font 1707 * Choose a font
1614 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1708 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1615 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1709 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1616 * XTERM_SEQ: Invoke G2 character set: ESC N 1710 * XTERM_SEQ: Invoke G2 character set: ESC N
1617 * XTERM_SEQ: Invoke G3 character set: ESC O 1711 * XTERM_SEQ: Invoke G3 character set: ESC O
1618 */ 1712 */
1619/* EXTPROTO */
1620void 1713void
1621rxvt_scr_charset_choose(pR_ int set) 1714rxvt_term::scr_charset_choose (int set) NOTHROW
1622{ 1715{
1623 R->screen.charset = set; 1716 screen.charset = set;
1624 rxvt_set_font_style(aR); 1717 set_font_style ();
1625} 1718}
1626 1719
1627/* ------------------------------------------------------------------------- */ 1720/* ------------------------------------------------------------------------- */
1628/* 1721/*
1629 * Set a font 1722 * Set a font
… …
1631 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1724 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1632 * XTERM_SEQ: Set G2 character set: ESC * <C> 1725 * XTERM_SEQ: Set G2 character set: ESC * <C>
1633 * XTERM_SEQ: Set G3 character set: ESC + <C> 1726 * XTERM_SEQ: Set G3 character set: ESC + <C>
1634 * See set_font_style for possible values for <C> 1727 * See set_font_style for possible values for <C>
1635 */ 1728 */
1636/* EXTPROTO */
1637void 1729void
1638rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1730rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1639{ 1731{
1640 R->charsets[set] = (unsigned char)ch; 1732 charsets[set] = (unsigned char)ch;
1641 rxvt_set_font_style(aR); 1733 set_font_style ();
1642} 1734}
1643 1735
1644
1645/* ------------------------------------------------------------------------- *
1646 * GRAPHICS COLOURS *
1647 * ------------------------------------------------------------------------- */
1648
1649#ifdef RXVT_GRAPHICS
1650/* EXTPROTO */
1651int
1652rxvt_scr_get_fgcolor(pR)
1653{
1654 return GET_FGCOLOR(R->rstyle);
1655}
1656
1657/* ------------------------------------------------------------------------- */
1658/* EXTPROTO */
1659int
1660rxvt_scr_get_bgcolor(pR)
1661{
1662 return GET_BGCOLOR(R->rstyle);
1663}
1664#endif
1665 1736
1666/* ------------------------------------------------------------------------- * 1737/* ------------------------------------------------------------------------- *
1667 * MAJOR SCREEN MANIPULATION * 1738 * MAJOR SCREEN MANIPULATION *
1668 * ------------------------------------------------------------------------- */ 1739 * ------------------------------------------------------------------------- */
1669 1740
1670/* 1741/*
1742 * refresh matching text.
1743 */
1744bool
1745rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1746{
1747 bool found = false;
1748
1749 for (int i = 0; i < nrow; i++)
1750 {
1751 rend_t *drp = drawn_buf[i].r;
1752
1753 for (int col = 0; col < ncol; col++, drp++)
1754 if ((*drp & mask) == value)
1755 {
1756 found = true;
1757 *drp = ~value;
1758 }
1759 }
1760
1761 return found;
1762}
1763
1764/*
1671 * Refresh an area 1765 * Refresh an area
1672 */ 1766 */
1673enum { 1767enum {
1674 PART_BEG = 0, 1768 PART_BEG = 0,
1675 PART_END, 1769 PART_END,
1676 RC_COUNT 1770 RC_COUNT
1677}; 1771};
1678 1772
1679void 1773void
1680rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1774rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1681{ 1775{
1682 int i; 1776 int i;
1683 row_col_t rc[RC_COUNT]; 1777 row_col_t rc[RC_COUNT];
1684 1778
1685 if (drawn_text == NULL) /* sanity check */ 1779 if (!drawn_buf) /* sanity check */
1686 return; 1780 return;
1687 1781
1688#ifdef DEBUG_STRICT 1782#ifndef NO_SLOW_LINK_SUPPORT
1689 x = max(x, (int)TermWin.int_bwidth); 1783 if (refresh_type == FAST_REFRESH && !display->is_local)
1690 x = min(x, (int)TermWin.width); 1784 {
1691 y = max(y, (int)TermWin.int_bwidth); 1785 y = 0;
1692 y = min(y, (int)TermWin.height); 1786 eheight = height;
1787 }
1693#endif 1788#endif
1694 1789
1695/* round down */ 1790 /* round down */
1696 rc[PART_BEG].col = Pixel2Col(x); 1791 rc[PART_BEG].col = Pixel2Col (x);
1697 rc[PART_BEG].row = Pixel2Row(y); 1792 rc[PART_BEG].row = Pixel2Row (y);
1698/* round up */ 1793 /* round up */
1699 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1794 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1700 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1795 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1701 1796
1702/* sanity checks */ 1797 /* sanity checks */
1703 for (i = PART_BEG; i < RC_COUNT; i++) 1798 for (i = PART_BEG; i < RC_COUNT; i++)
1704 { 1799 {
1705 MIN_IT(rc[i].col, TermWin.ncol - 1); 1800 min_it (rc[i].col, ncol - 1);
1706 MIN_IT(rc[i].row, TermWin.nrow - 1); 1801 min_it (rc[i].row, nrow - 1);
1707 } 1802 }
1708 1803// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1709 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));
1710
1711 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1804 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1712 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1805 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1713 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1806
1807 num_scr_allow = 0;
1714 1808
1715 if (refresh) 1809 if (refresh)
1716 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1810 scr_refresh ();
1717} 1811}
1718 1812
1719/* ------------------------------------------------------------------------- */ 1813/* ------------------------------------------------------------------------- */
1720/* 1814/*
1721 * Refresh the entire screen 1815 * Refresh the entire screen
1722 */ 1816 */
1723void 1817void
1724rxvt_term::scr_touch (bool refresh) 1818rxvt_term::scr_touch (bool refresh) NOTHROW
1725{ 1819{
1726 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1820 scr_expose (0, 0, width, height, refresh);
1727} 1821}
1728 1822
1729/* ------------------------------------------------------------------------- */ 1823/* ------------------------------------------------------------------------- */
1730/* 1824/*
1731 * Move the display so that the line represented by scrollbar value Y is at 1825 * Move the display so that the line represented by scrollbar value Y is at
1732 * the top of the screen 1826 * the top of the screen
1733 */ 1827 */
1734/* EXTPROTO */ 1828void
1735int
1736rxvt_scr_move_to(pR_ int y, int len) 1829rxvt_term::scr_move_to (int y, int len) NOTHROW
1737{ 1830{
1738 long p = 0; 1831 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1739 uint16_t oldviewstart;
1740
1741 oldviewstart = R->TermWin.view_start;
1742 if (y < len) {
1743 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1744 p -= (long)(R->TermWin.nrow - 1);
1745 p = max(p, 0);
1746 }
1747 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1748 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1749
1750 return rxvt_scr_changeview(aR_ oldviewstart);
1751} 1832}
1752 1833
1753/* ------------------------------------------------------------------------- */ 1834/* ------------------------------------------------------------------------- */
1754/* 1835/*
1755 * Page the screen up/down nlines 1836 * Page the screen up/down nlines
1756 * direction should be UP or DN 1837 * direction should be UP or DN
1757 */ 1838 */
1758/* EXTPROTO */ 1839bool
1759int
1760rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1840rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1761{ 1841{
1762 int n; 1842 int new_view_start =
1763 uint16_t oldviewstart; 1843 direction == UP ? view_start - nlines
1844 : view_start + nlines;
1764 1845
1765 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1766#ifdef DEBUG_STRICT
1767 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1768#endif
1769 oldviewstart = R->TermWin.view_start;
1770 if (direction == UP) {
1771 n = R->TermWin.view_start + nlines;
1772 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1773 } else {
1774 n = R->TermWin.view_start - nlines;
1775 R->TermWin.view_start = max(n, 0);
1776 }
1777 return rxvt_scr_changeview(aR_ oldviewstart); 1846 return scr_changeview (new_view_start);
1778} 1847}
1779 1848
1780/* INTPROTO */ 1849bool
1781int 1850rxvt_term::scr_changeview (int new_view_start) NOTHROW
1782rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1783{ 1851{
1784 if (R->TermWin.view_start != oldviewstart) { 1852 clamp_it (new_view_start, top_row, 0);
1853
1854 if (new_view_start == view_start)
1855 return false;
1856
1857 num_scr += new_view_start - view_start;
1858 view_start = new_view_start;
1785 R->want_refresh = 1; 1859 want_refresh = 1;
1786#ifdef RXVT_GRAPHICS
1787 if (rxvt_Gr_Displayed(aR))
1788 rxvt_Gr_scroll(aR_ 0);
1789#endif
1790 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1791 }
1792 return (int)(R->TermWin.view_start - oldviewstart);
1793}
1794 1860
1795/* ------------------------------------------------------------------------- */ 1861 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1796/* EXTPROTO */ 1862
1797void 1863 return true;
1798rxvt_scr_bell(pR) 1864}
1799{ 1865
1800#ifndef NO_BELL 1866#ifndef NO_BELL
1867void
1868rxvt_term::bell_cb (ev::timer &w, int revents)
1869{
1870 rvideo_bell = false;
1871 scr_rvideo_mode (rvideo_mode);
1872 refresh_check ();
1873}
1874#endif
1875
1876/* ------------------------------------------------------------------------- */
1877void
1878rxvt_term::scr_bell () NOTHROW
1879{
1880#ifndef NO_BELL
1881
1801# ifndef NO_MAPALERT 1882# ifndef NO_MAPALERT
1802# ifdef MAPALERT_OPTION 1883# ifdef MAPALERT_OPTION
1803 if (R->Options & Opt_mapAlert) 1884 if (option (Opt_mapAlert))
1804# endif 1885# endif
1805 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1886 XMapWindow (dpy, parent[0]);
1806# endif 1887# endif
1888
1889# if ENABLE_FRILLS
1890 if (option (Opt_urgentOnBell))
1891 {
1892 if (XWMHints *h = XGetWMHints(dpy, parent[0]))
1893 {
1894 h->flags |= XUrgencyHint;
1895 XSetWMHints (dpy, parent[0], h);
1896 }
1897 }
1898# endif
1899
1807 if (R->Options & Opt_visualBell) { 1900 if (option (Opt_visualBell))
1808 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1901 {
1809 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1902 rvideo_bell = true;
1903 scr_rvideo_mode (rvideo_mode);
1904 flush ();
1905
1906 bell_ev.start (VISUAL_BELL_DURATION);
1907 }
1810 } else 1908 else
1811 XBell(R->Xdisplay, 0); 1909 XBell (dpy, 0);
1812#endif 1910#endif
1813} 1911}
1814 1912
1815/* ------------------------------------------------------------------------- */ 1913/* ------------------------------------------------------------------------- */
1816/* ARGSUSED */ 1914/* ARGSUSED */
1817/* EXTPROTO */
1818void 1915void
1819rxvt_scr_printscreen(pR_ int fullhist) 1916rxvt_term::scr_printscreen (int fullhist) NOTHROW
1820{ 1917{
1821#ifdef PRINTPIPE 1918#ifdef PRINTPIPE
1822 int i, r1, nrows, row_offset; 1919 int nrows, row_start;
1823 text_t *t; 1920 FILE *fd;
1824 FILE *fd;
1825 1921
1826 if ((fd = rxvt_popen_printer(aR)) == NULL) 1922 if ((fd = popen_printer ()) == NULL)
1827 return; 1923 return;
1828 nrows = R->TermWin.nrow; 1924
1829 row_offset = R->TermWin.saveLines;
1830 if (!fullhist) 1925 if (fullhist)
1831 row_offset -= R->TermWin.view_start;
1832 else {
1833 nrows += R->TermWin.nscrolled;
1834 row_offset -= R->TermWin.nscrolled;
1835 } 1926 {
1927 nrows = nrow - top_row;
1928 row_start = top_row;
1929 }
1930 else
1931 {
1932 nrows = nrow;
1933 row_start = view_start;
1934 }
1836 1935
1936 wctomb (0, 0);
1937
1837 for (r1 = 0; r1 < nrows; r1++) { 1938 for (int r1 = 0; r1 < nrows; r1++)
1838 t = R->screen.text[r1 + row_offset];
1839 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1840 if (!isspace(t[i]))
1841 break;
1842 fprintf(fd, "%.*s\n", (i + 1), t);
1843 } 1939 {
1940 text_t *tp = ROW(r1).t;
1941 int len = ROW(r1).l;
1942
1943 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1944 {
1945 char mb[MB_LEN_MAX];
1946 text_t t = *tp++;
1947 if (t == NOCHAR)
1948 continue;
1949
1950 len = wctomb (mb, t);
1951
1952 if (len <= 0)
1953 {
1954 mb[0] = ' ';
1955 len = 1;
1956 }
1957
1958 fwrite (mb, 1, len, fd);
1959 }
1960
1961 fputc ('\n', fd);
1962 }
1963
1844 rxvt_pclose_printer(fd); 1964 pclose_printer (fd);
1845#endif 1965#endif
1846} 1966}
1847 1967
1848/* ------------------------------------------------------------------------- */ 1968/* ------------------------------------------------------------------------- */
1849/* 1969/*
1850 * Refresh the screen 1970 * Refresh the screen
1851 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1971 * drawn_text/drawn_rend contain the screen information before the update.
1852 * R->screen.text/R->screen.rend contain what the screen will change to. 1972 * screen.text/screen.rend contain what the screen will change to.
1973 */
1974void
1975rxvt_term::scr_refresh () NOTHROW
1976{
1977 unsigned char have_bg,
1978 showcursor; /* show the cursor */
1979 int16_t col, row, /* column/row we're processing */
1980 ocrow; /* old cursor row */
1981 int i; /* tmp */
1982#ifndef NO_CURSORCOLOR
1983 rend_t cc1; /* store colours at cursor position (s) */
1984#endif
1985 rend_t *crp; // cursor rendition pointer
1986 rend_t ccol1, /* Cursor colour */
1987 ccol2; /* Cursor colour2 */
1988
1989 want_refresh = 0; /* screen is current */
1990
1991 if (refresh_type == NO_REFRESH || !mapped)
1992 return;
1993
1994 /*
1995 * A: set up vars
1853 */ 1996 */
1997 have_bg = 0;
1998 refresh_count = 0;
1854 1999
1855#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2000#ifdef HAVE_BG_PIXMAP
1856# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2001 have_bg |= bgPixmap.pixmap != None;
1857# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2002#endif
2003 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2004
2005 /*
2006 * B: reverse any characters which are selected
2007 */
2008 scr_reverse_selection ();
2009
2010 /*
2011 * C: set the cursor character (s)
2012 */
2013 {
2014 unsigned char setoldcursor;
2015
2016 showcursor = (screen.flags & Screen_VisibleCursor);
2017#ifdef CURSOR_BLINK
2018 if (hidden_cursor)
2019 showcursor = 0;
2020#endif
2021
2022 if (showcursor)
2023 {
2024 int col = screen.cur.col;
2025
2026 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2027 col--;
2028
2029 crp = &ROW(screen.cur.row).r[col];
2030
2031#ifndef NO_CURSORCOLOR
2032 cc1 = *crp & (RS_fgMask | RS_bgMask);
2033 if (ISSET_PIXCOLOR (Color_cursor))
2034 ccol1 = Color_cursor;
2035 else
2036#endif
2037#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2038 ccol1 = fgcolor_of (rstyle);
1858#else 2039#else
1859# define MONO_BOLD(x) \ 2040 ccol1 = Color_fg;
1860 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1861# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1862#endif 2041#endif
1863 2042
1864#define FONT_WIDTH(X, Y) \
1865 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1866#define FONT_RBEAR(X, Y) \
1867 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1868#define FONT_LBEAR(X, Y) \
1869 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1870#define IS_FONT_CHAR(X, Y) \
1871 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1872
1873void
1874rxvt_term::scr_refresh (unsigned char refresh_type)
1875{
1876 unsigned char clearfirst, /* first character writes before cell */
1877 clearlast, /* last character writes beyond cell */
1878 must_clear, /* use draw_string not draw_image_string */
1879#ifndef NO_BOLDFONT
1880 bfont, /* we've changed font to bold font */
1881#endif
1882 rvid, /* reverse video this position */
1883 wbyte, /* we're in multibyte */
1884 showcursor; /* show the cursor */
1885 int fore, back; /* desired foreground/background */
1886 int16_t col, row, /* column/row we're processing */
1887 ocrow; /* old cursor row */
1888 int cursorwidth;
1889 int i, /* tmp */
1890 row_offset; /* basic offset in screen structure */
1891#ifndef NO_CURSORCOLOR 2043#ifndef NO_CURSORCOLOR
1892 rend_t cc1; /* store colours at cursor position(s) */
1893 rend_t cc2; /* store colours at cursor position(s) */
1894#endif
1895 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1896 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1897
1898 if (refresh_type == NO_REFRESH || !TermWin.mapped)
1899 return;
1900
1901 /*
1902 * A: set up vars
1903 */
1904 clearfirst = clearlast = must_clear = wbyte = 0;
1905#ifndef NO_BOLDFONT
1906 bfont = 0;
1907#endif
1908
1909 if (currmaxcol < TermWin.ncol)
1910 {
1911 currmaxcol = TermWin.ncol;
1912 buffer = (char *)rxvt_realloc (buffer,
1913 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1914 }
1915
1916 refresh_count = 0;
1917
1918 row_offset = TermWin.saveLines - TermWin.view_start;
1919
1920 if ((refresh_type & REFRESH_BOUNDS))
1921 {
1922 clearfirst = clearlast = 1;
1923 refresh_type &= ~REFRESH_BOUNDS;
1924 }
1925
1926#if defined(XPM_BACKGROUND)
1927 must_clear |= (bgPixmap.pixmap != None);
1928#endif
1929#if defined(TRANSPARENT)
1930 must_clear |= ((Options & Opt_transparent) && am_transparent);
1931#endif
1932 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1933
1934 /*
1935 * B: reverse any characters which are selected
1936 */
1937 rxvt_scr_reverse_selection (this);
1938
1939 /*
1940 * C: set the cursor character(s)
1941 */
1942 {
1943 unsigned char setoldcursor;
1944 rend_t ccol1, /* Cursor colour */
1945 ccol2; /* Cursor colour2 */
1946
1947 showcursor = (screen.flags & Screen_VisibleCursor);
1948 cursorwidth = 0;
1949#ifdef CURSOR_BLINK
1950 if (hidden_cursor)
1951 showcursor = 0;
1952#endif
1953
1954 cursorwidth = 0;
1955
1956 if (showcursor)
1957 {
1958 cursorwidth++;
1959
1960 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
1961 [screen.cur.col]);
1962
1963 if (showcursor && TermWin.focus)
1964 {
1965 *srp ^= RS_RVid;
1966#ifndef NO_CURSORCOLOR
1967 cc1 = *srp & (RS_fgMask | RS_bgMask);
1968 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2044 if (ISSET_PIXCOLOR (Color_cursor2))
1969 ccol1 = Color_cursor; 2045 ccol2 = Color_cursor2;
1970 else 2046 else
2047#endif
1971#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2048#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1972 ccol1 = GET_FGCOLOR(rstyle); 2049 ccol2 = bgcolor_of (rstyle);
1973#else 2050#else
1974 ccol1 = Color_fg; 2051 ccol2 = Color_bg;
1975#endif 2052#endif
1976 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2053
1977 ccol2 = Color_cursor2; 2054 if (showcursor && focus)
2055 {
2056 if (option (Opt_cursorUnderline))
2057 *crp ^= RS_Uline;
1978 else 2058 else
1979#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2059 {
1980 ccol2 = GET_BGCOLOR(rstyle); 2060 *crp ^= RS_RVid;
1981#else
1982 ccol2 = Color_bg;
1983#endif
1984 *srp = SET_FGCOLOR(*srp, ccol1); 2061 *crp = SET_FGCOLOR (*crp, ccol1);
1985 *srp = SET_BGCOLOR(*srp, ccol2); 2062 *crp = SET_BGCOLOR (*crp, ccol2);
1986#endif
1987 }
1988
1989 while (IS_WIDE (*srp))
1990 cursorwidth++, srp++;
1991 }
1992
1993 /* make sure no outline cursor is left around */
1994 setoldcursor = 0;
1995 if (ocrow != -1) {
1996 if (screen.cur.row + TermWin.view_start != ocrow
1997 || screen.cur.col != oldcursor.col) {
1998 if (ocrow < TermWin.nrow
1999 && oldcursor.col < TermWin.ncol) {
2000 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
2001 } 2063 }
2002 if (TermWin.focus || !showcursor)
2003 oldcursor.row = -1;
2004 else
2005 setoldcursor = 1;
2006 }
2007 } else if (!TermWin.focus)
2008 setoldcursor = 1;
2009 if (setoldcursor) {
2010 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
2011 oldcursor.row = -1;
2012 else {
2013 oldcursor.row = screen.cur.row + TermWin.view_start;
2014 oldcursor.col = screen.cur.col;
2015 } 2064 }
2016 } 2065 }
2066
2067 /* make sure no outline cursor is left around */
2068 setoldcursor = 0;
2069 if (ocrow != -1)
2070 {
2071 if (screen.cur.row - view_start != ocrow
2072 || screen.cur.col != oldcursor.col)
2073 {
2074 if (ocrow < nrow
2075 && oldcursor.col < ncol)
2076 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2077
2078 if (focus || !showcursor)
2079 oldcursor.row = -1;
2080 else
2081 setoldcursor = 1;
2082 }
2017 } 2083 }
2084 else if (!focus)
2085 setoldcursor = 1;
2086
2087 if (setoldcursor)
2088 {
2089 if (screen.cur.row - view_start >= nrow)
2090 oldcursor.row = -1;
2091 else
2092 {
2093 oldcursor.row = screen.cur.row - view_start;
2094 oldcursor.col = screen.cur.col;
2095 }
2096 }
2097 }
2098
2099 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2100#if ENABLE_OVERLAY
2101 scr_swap_overlay ();
2102#endif
2018 2103
2019#ifndef NO_SLOW_LINK_SUPPORT 2104#ifndef NO_SLOW_LINK_SUPPORT
2020 /* 2105 /*
2021 * D: CopyArea pass - very useful for slower links 2106 * D: CopyArea pass - very useful for slower links
2022 * This has been deliberately kept simple. 2107 * This has been deliberately kept simple.
2023 */ 2108 */
2024 i = num_scr; 2109 if (!display->is_local
2025 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2110 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2026 && abs(i) < TermWin.nrow && !must_clear) 2111 && abs (num_scr) < nrow && !have_bg)
2027 { 2112 {
2028 int16_t nits; 2113 int16_t nits;
2029 int j; 2114 int i = num_scr;
2030 rend_t *drp2; 2115 int j;
2031 text_t *dtp2; 2116 int len, wlen;
2032 int len, wlen; 2117 dLocal (int, num_scr);
2033 2118
2034 j = TermWin.nrow; 2119 j = nrow;
2035 wlen = len = -1; 2120 wlen = len = -1;
2036 row = i > 0 ? 0 : j - 1; 2121 row = i > 0 ? 0 : j - 1;
2122
2037 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2123 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2038 { 2124 {
2039 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2125 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2040 { 2126 {
2041 stp = screen.text[row + row_offset]; 2127 line_t s = ROW(view_start + row);
2042 srp = screen.rend[row + row_offset];
2043 dtp = drawn_text[row]; 2128 line_t d = drawn_buf[row];
2044 dtp2 = drawn_text[row + i]; 2129 line_t d2 = drawn_buf[row + i];
2045 drp = drawn_rend[row];
2046 drp2 = drawn_rend[row + i];
2047 2130
2048 for (nits = 0, col = TermWin.ncol; col--; ) 2131 for (nits = 0, col = ncol; col--; )
2049 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2132 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2050 nits--; 2133 nits--;
2051 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2134 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2052 nits++; 2135 nits++;
2053 2136
2054 if (nits > 8) /* XXX: arbitrary choice */ 2137 if (nits > 8) /* XXX: arbitrary choice */
2138 {
2139 for (col = ncol; col--; )
2140 {
2141 *d.t++ = *d2.t++;
2142 *d.r++ = *d2.r++;
2143 }
2144
2145 if (len == -1)
2146 len = row;
2147
2148 wlen = row;
2149 continue;
2150 }
2151 }
2152
2153 if (len >= 0)
2154 {
2155 /* also comes here at end if needed because of >= above */
2156 if (wlen < len)
2157 ::swap (wlen, len);
2158
2159 XGCValues gcv;
2160
2161 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2162 XCopyArea (dpy, vt, vt,
2163 gc, 0, Row2Pixel (len + i),
2164 (unsigned int)this->width,
2165 (unsigned int)Height2Pixel (wlen - len + 1),
2166 0, Row2Pixel (len));
2167 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2168
2169 len = -1;
2170 }
2171 }
2172 }
2173#endif
2174
2175 /*
2176 * E: main pass across every character
2177 */
2178 for (row = 0; row < nrow; row++)
2179 {
2180 text_t *stp = ROW(view_start + row).t;
2181 rend_t *srp = ROW(view_start + row).r;
2182 text_t *dtp = drawn_buf[row].t;
2183 rend_t *drp = drawn_buf[row].r;
2184
2185 /*
2186 * E2: OK, now the real pass
2187 */
2188 int ypixel = (int)Row2Pixel (row);
2189
2190 for (col = 0; col < ncol; col++)
2191 {
2192 /* compare new text with old - if exactly the same then continue */
2193 if (stp[col] == dtp[col] /* Must match characters to skip. */
2194 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2195 || (stp[col] == ' ' /* space w/ no background change */
2196 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2197 continue;
2198
2199 // redraw one or more characters
2200
2201 // seek to the beginning of wide characters
2202 while (stp[col] == NOCHAR && col > 0)
2203 --col;
2204
2205 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2206 text_t *text = stp + col;
2207 int count = 1;
2208
2209 dtp[col] = stp[col];
2210 drp[col] = rend;
2211
2212 int xpixel = Col2Pixel (col);
2213
2214 for (i = 0; ++col < ncol; )
2215 {
2216 if (stp[col] == NOCHAR)
2217 {
2218 dtp[col] = stp[col];
2219 drp[col] = rend;
2220 count++;
2221 i++;
2222
2223 continue;
2224 }
2225
2226 if (!RS_SAME (rend, srp[col]))
2227 break;
2228
2229 count++;
2230
2231 if (stp[col] != dtp[col]
2232 || !RS_SAME (srp[col], drp[col]))
2233 {
2234 if (have_bg && (i++ > count / 2))
2235 break;
2236
2237 dtp[col] = stp[col];
2238 drp[col] = rend;
2239 i = 0;
2240 }
2241 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2242 break;
2243 }
2244
2245 col--; /* went one too far. move back */
2246 count -= i; /* dump any matching trailing chars */
2247
2248 // sometimes we optimize away the trailing NOCHAR's, add them back
2249 while (i && text[count] == NOCHAR)
2250 count++, i--;
2251
2252 /*
2253 * Determine the attributes for the string
2254 */
2255 int fore = fgcolor_of (rend); // desired foreground
2256 int back = bgcolor_of (rend); // desired background
2257
2258 // only do special processing if any attributes are set, which is unlikely
2259 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2260 {
2261 bool invert = rend & RS_RVid;
2262
2263#ifndef NO_BOLD_UNDERLINE_REVERSE
2264 if (rend & RS_Bold && fore == Color_fg)
2265 {
2266 if (ISSET_PIXCOLOR (Color_BD))
2267 fore = Color_BD;
2268# if !ENABLE_STYLES
2269 else
2270 invert = !invert;
2271# endif
2272 }
2273
2274 if (rend & RS_Italic && fore == Color_fg)
2275 {
2276 if (ISSET_PIXCOLOR (Color_IT))
2277 fore = Color_IT;
2278# if !ENABLE_STYLES
2279 else
2280 invert = !invert;
2281# endif
2282 }
2283
2284 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2285 fore = Color_UL;
2286#endif
2287
2288 if (invert)
2289 {
2290#ifdef OPTION_HC
2291 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2292 || !ISSET_PIXCOLOR (Color_HC))
2293#endif
2294 /* invert the column if no highlightColor is set or it is the
2295 * current cursor column */
2296 ::swap (fore, back);
2297#ifdef OPTION_HC
2298 else if (ISSET_PIXCOLOR (Color_HC))
2299 back = Color_HC;
2300#endif
2301
2302#ifndef NO_BOLD_UNDERLINE_REVERSE
2303# ifndef OPTION_HC
2304 if (ISSET_PIXCOLOR (Color_RV))
2305 back = Color_RV;
2306# endif
2307 if (fore == back)
2308 {
2309 fore = Color_bg;
2310 back = Color_fg;
2311 }
2312#endif
2313 }
2314
2315#ifdef TEXT_BLINK
2316 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2317 {
2318 if (!text_blink_ev.is_active ())
2319 {
2320 text_blink_ev.again ();
2321 hidden_text = 0;
2322 }
2323 else if (hidden_text)
2324 fore = back;
2325 }
2326#endif
2327
2328#if ENABLE_STYLES
2329 // "careful" (too wide) character handling
2330
2331 // include previous careful character(s) if possible, looks nicer (best effort...)
2332 while (text > stp
2333 && srp[text - stp - 1] & RS_Careful
2334 && RS_SAME (rend, srp[text - stp - 1]))
2335 text--, count++, xpixel -= fwidth;
2336
2337 // force redraw after "careful" characters to avoid pixel droppings
2338 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2339 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2340
2341 // force redraw before "careful" characters to avoid pixel droppings
2342 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2343 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2344#endif
2345 }
2346
2347 /*
2348 * Actually do the drawing of the string here
2349 */
2350 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2351
2352 if (have_bg && back == Color_bg)
2353 {
2354 // this is very ugly, maybe push it into ->draw?
2355
2356 for (i = 0; i < count; i++) /* don't draw empty strings */
2357 if (text[i] != ' ')
2055 { 2358 {
2056 for (col = TermWin.ncol; col--; ) 2359 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2057 { 2360 goto did_clear;
2058 *dtp++ = *dtp2++;
2059 *drp++ = *drp2++;
2060 }
2061
2062 if (len == -1)
2063 len = row;
2064
2065 wlen = row;
2066 continue;
2067 } 2361 }
2362
2363 CLEAR_CHARS (xpixel, ypixel, count);
2364 did_clear: ;
2068 } 2365 }
2366 else
2367 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2069 2368
2070 if (len != -1) 2369 if (rend & RS_Uline && font->descent > 1 && fore != back)
2071 { 2370 {
2072 /* also comes here at end if needed because of >= above */ 2371#if ENABLE_FRILLS
2073 if (wlen < len) 2372 if (ISSET_PIXCOLOR (Color_underline))
2074 SWAP_IT(wlen, len, int); 2373 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2075
2076 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2077 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2078 TermWin.gc, 0, Row2Pixel (len + i),
2079 (unsigned int)TermWin_TotalWidth (),
2080 (unsigned int)Height2Pixel (wlen - len + 1),
2081 0, Row2Pixel (len));
2082 len = -1;
2083 }
2084 }
2085 }
2086#endif
2087
2088 /*
2089 * E: main pass across every character
2090 */
2091 for (row = 0; row < TermWin.nrow; row++)
2092 {
2093 stp = screen.text[row + row_offset];
2094 srp = screen.rend[row + row_offset];
2095 dtp = drawn_text[row];
2096 drp = drawn_rend[row];
2097
2098 /*
2099 * E2: OK, now the real pass
2100 */
2101 int ypixel = (int)Row2Pixel(row);
2102
2103 for (col = 0; col < TermWin.ncol; col++)
2104 {
2105 /* compare new text with old - if exactly the same then continue */
2106 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2107
2108 if (stp[col] == dtp[col] /* Must match characters to skip. */
2109 && (rend == drp[col] /* Either rendition the same or */
2110 || (stp[col] == ' ' /* space w/ no background change */
2111 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2112 continue;
2113
2114 text_t *text = stp + col;
2115 int count = 1;
2116
2117 /* redraw one or more characters */
2118
2119 dtp[col] = stp[col];
2120 drp[col] = rend;
2121
2122 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2123 continue;
2124
2125 int xpixel = Col2Pixel(col);
2126
2127 // this loop looks very messy, it can probably be optimized
2128 // and cleaned a bit by you?
2129 for (i = 0; ++col < TermWin.ncol; )
2130 {
2131 if (stp[col] == NOCHAR)
2132 {
2133 dtp[col] = stp[col];
2134 drp[col] = rend;
2135 count++;
2136
2137 if (i) // only possible skip if char unchanged
2138 i++;
2139
2140 continue;
2141 }
2142
2143 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2144 break;
2145
2146 count++;
2147
2148 if (stp[col] != dtp[col]
2149 || srp[col] != drp[col])
2150 {
2151 if (must_clear && (i++ > (count / 2)))
2152 break;
2153
2154 dtp[col] = stp[col];
2155 drp[col] = rend;
2156 i = 0;
2157 }
2158 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2159 break;
2160 }
2161
2162 col--; /* went one too far. move back */
2163 count -= i; /* dump any matching trailing chars */
2164
2165 /*
2166 * Determine the attributes for the string
2167 */
2168 int fid = GET_FONT(rend);
2169 fore = GET_FGCOLOR(rend);
2170 back = GET_BGCOLOR(rend);
2171 rend = GET_ATTR(rend);
2172
2173 rvid = (rend & RS_RVid) ? 1 : 0;
2174#ifdef OPTION_HC
2175 if (!rvid && (rend & RS_Blink))
2176 {
2177 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2178 back = Color_HC;
2179 else 2374 else
2180 rvid = !rvid; /* fall back */ 2375#endif
2376 XSetForeground (dpy, gc, pix_colors[fore]);
2377
2378 XDrawLine (dpy, vt, gc,
2379 xpixel, ypixel + font->ascent + 1,
2380 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2181 } 2381 }
2382 } /* for (col....) */
2383 } /* for (row....) */
2384
2385#if ENABLE_OVERLAY
2386 scr_swap_overlay ();
2182#endif 2387#endif
2183 if (rvid) 2388 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2389
2390 /*
2391 * G: cleanup cursor and display outline cursor if necessary
2392 */
2393 if (showcursor)
2394 {
2395 if (focus)
2396 {
2397 if (option (Opt_cursorUnderline))
2398 *crp ^= RS_Uline;
2399 else
2184 { 2400 {
2185 SWAP_IT(fore, back, int); 2401 *crp ^= RS_RVid;
2186
2187#ifndef NO_BOLD_UNDERLINE_REVERSE
2188 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2189# ifndef NO_CURSORCOLOR 2402#ifndef NO_CURSORCOLOR
2403 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2404#endif
2405 }
2406 }
2407 else if (oldcursor.row >= 0)
2408 {
2409 int cursorwidth = 1;
2410 int col = oldcursor.col;
2411
2412 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2413 col--;
2414
2415 while (col + cursorwidth < ncol
2416 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2417 cursorwidth++;
2418
2419#ifndef NO_CURSORCOLOR
2190 && !ISSET_PIXCOLOR (this, Color_cursor) 2420 if (ISSET_PIXCOLOR (Color_cursor))
2421 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2422 else
2423#endif
2424 XSetForeground (dpy, gc, pix_colors[ccol1]);
2425
2426 XDrawRectangle (dpy, vt, gc,
2427 Col2Pixel (col),
2428 Row2Pixel (oldcursor.row),
2429 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2430 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2431 }
2432 }
2433
2434 /*
2435 * H: cleanup selection
2436 */
2437 scr_reverse_selection ();
2438
2439 num_scr = 0;
2440 num_scr_allow = 1;
2441}
2442
2443void
2444rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2445{
2446 if (!l.t)
2447 return;
2448
2449 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2450
2451 for (int i = ncol; i--; )
2452 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2453}
2454
2455void
2456rxvt_term::scr_remap_chars () NOTHROW
2457{
2458 for (int i = total_rows; i--; )
2459 scr_remap_chars (row_buf [i]);
2460
2461 for (int i = nrow; i--; )
2462 {
2463 scr_remap_chars (drawn_buf [i]);
2464 scr_remap_chars (swap_buf [i]);
2465 }
2466}
2467
2468void
2469rxvt_term::scr_recolour () NOTHROW
2470{
2471#ifdef HAVE_BG_PIXMAP
2472 bgPixmap.apply ();
2473#else
2474
2475 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2476 XClearWindow (dpy, parent[0]);
2477 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2478
2479# if HAVE_SCROLLBARS
2480 if (scrollBar.win)
2481 {
2482 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2483 scrollBar.setIdle ();
2484 scrollbar_show (0);
2485 }
2191# endif 2486# endif
2192 ) 2487
2193 back = Color_RV; 2488 scr_clear ();
2194#endif 2489 scr_touch (true);
2195 } 2490 want_refresh = 1;
2196#ifndef NO_BOLD_UNDERLINE_REVERSE 2491
2197 else if (rend & RS_Bold)
2198 {
2199 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_BD))
2200 {
2201 fore = Color_BD;
2202# ifndef VERYBOLD
2203 rend &= ~RS_Bold; /* we've taken care of it */
2204# endif 2492#endif
2205 }
2206 }
2207 else if (rend & RS_Uline)
2208 {
2209 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2210 {
2211 fore = Color_UL;
2212 rend &= ~RS_Uline; /* we've taken care of it */
2213 }
2214 }
2215#endif
2216
2217 /*
2218 * Actually do the drawing of the string here
2219 */
2220 rxvt_font *font = (*TermWin.fontset)[fid];
2221
2222 if (back == Color_bg)
2223 {
2224 if (must_clear)
2225 {
2226 for (i = 0; i < count; i++) /* don't draw empty strings */
2227 if (text[i] != ' ')
2228 {
2229 font->draw (xpixel, ypixel, text, count, fore, -1);
2230 goto nodraw;
2231 }
2232
2233 CLEAR_CHARS (xpixel, ypixel, count);
2234nodraw: ;
2235 }
2236 else
2237 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2238 }
2239 else
2240 font->draw (xpixel, ypixel, text, count, fore, back);
2241
2242 if ((rend & RS_Uline) && (font->descent > 1))
2243 XDrawLine(Xdisplay, drawBuffer, TermWin.gc,
2244 xpixel, ypixel + font->ascent + 1,
2245 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2246 } /* for (col....) */
2247 } /* for (row....) */
2248
2249 /*
2250 * G: cleanup cursor and display outline cursor if necessary
2251 */
2252 if (showcursor) {
2253 if (TermWin.focus) {
2254 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
2255 [screen.cur.col]);
2256 *srp ^= RS_RVid;
2257#ifndef NO_CURSORCOLOR
2258 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2259#endif
2260 } else if (oldcursor.row >= 0) {
2261#ifndef NO_CURSORCOLOR
2262 unsigned long gcmask; /* Graphics Context mask */
2263
2264 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor))
2265 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]);
2266#endif
2267 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc,
2268 Col2Pixel(oldcursor.col),
2269 Row2Pixel(oldcursor.row),
2270 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2271 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1));
2272 }
2273 }
2274
2275 /*
2276 * H: cleanup selection
2277 */
2278 rxvt_scr_reverse_selection (this);
2279
2280 /*
2281 * I: other general cleanup
2282 */
2283 if (clearfirst && TermWin.int_bwidth)
2284 /*
2285 * clear the whole screen height, note that width == 0 is treated
2286 * specially by XClearArea
2287 */
2288 XClearArea(Xdisplay, TermWin.vt, 0, 0,
2289 (unsigned int)TermWin.int_bwidth,
2290 (unsigned int)TermWin_TotalHeight(), False);
2291 if (clearlast && TermWin.int_bwidth)
2292 /*
2293 * clear the whole screen height, note that width == 0 is treated
2294 * specially by XClearArea
2295 */
2296 XClearArea(Xdisplay, TermWin.vt,
2297 TermWin.width + TermWin.int_bwidth, 0,
2298 (unsigned int)TermWin.int_bwidth,
2299 (unsigned int)TermWin_TotalHeight(), False);
2300 if (refresh_type & SMOOTH_REFRESH)
2301 XSync(Xdisplay, False);
2302
2303 num_scr = 0;
2304 num_scr_allow = 1;
2305 want_refresh = 0; /* screen is current */
2306} 2493}
2307 2494
2308/* ------------------------------------------------------------------------- */ 2495/* ------------------------------------------------------------------------- */
2309void 2496void
2310rxvt_term::scr_clear() 2497rxvt_term::scr_clear (bool really) NOTHROW
2311{ 2498{
2312 if (!TermWin.mapped) 2499 if (!mapped)
2313 return; 2500 return;
2314 2501
2315 num_scr_allow = 0; 2502 num_scr_allow = 0;
2316 want_refresh = 1; 2503 want_refresh = 1;
2317#ifdef TRANSPARENT 2504
2318 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2505 if (really)
2506 XClearWindow (dpy, vt);
2507}
2508
2509void
2510rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2511{
2512 int view_end = view_start + nrow;
2513 int row, col;
2514
2515 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2516 {
2517 text_t *stp = ROW(row).t;
2518 rend_t *srp = ROW(row).r;
2519
2520 for (col = beg_col; col < end_col; col++)
2521 srp[col] ^= rstyle1;
2522
2523 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2524 srp[col] ^= rstyle2;
2525
2526 if (++col < end_col)
2527 srp[col] ^= rstyle2;
2319 { 2528 }
2320 int i; 2529}
2321 2530
2322 if (!(Options & Opt_transparent_all)) 2531void
2532rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2533{
2534 int view_end = view_start + nrow;
2535 int row, col;
2536
2537 if (beg_row >= view_start)
2538 {
2539 col = beg_col;
2540 row = beg_row;
2541 }
2542 else
2543 {
2323 i = 0; 2544 col = 0;
2545 row = view_start;
2546 }
2547
2548 for (; row < min (end_row, view_end); row++, col = 0)
2549 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2550 srp[col] ^= rstyle;
2551
2552 if (row == end_row)
2553 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2554 srp[col] ^= rstyle;
2555}
2556
2557/* ------------------------------------------------------------------------- */
2558void
2559rxvt_term::scr_reverse_selection () NOTHROW
2560{
2561 if (selection.op
2562 && current_screen == selection.screen
2563 && selection.end.row >= view_start)
2564 {
2565#if !ENABLE_MINIMAL
2566 if (selection.rect)
2567 scr_xor_rect (selection.beg.row, selection.beg.col,
2568 selection.end.row, selection.end.col,
2569 RS_RVid, RS_RVid | RS_Uline);
2324 else 2570 else
2325 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2326
2327 while (i--)
2328 if (TermWin.parent[i] != None)
2329 XClearWindow(Xdisplay, TermWin.parent[i]);
2330 }
2331#endif 2571#endif
2332 2572 scr_xor_span (selection.beg.row, selection.beg.col,
2333 XClearWindow (Xdisplay, TermWin.vt); 2573 selection.end.row, selection.end.col,
2334} 2574 RS_RVid);
2335
2336/* ------------------------------------------------------------------------- */
2337/* INTPROTO */
2338void
2339rxvt_scr_reverse_selection(pR)
2340{
2341 int i, col, row, end_row;
2342 rend_t *srp;
2343
2344 if (R->selection.op && R->current_screen == R->selection.screen) {
2345 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2346 i = R->selection.beg.row + R->TermWin.saveLines;
2347 row = R->selection.end.row + R->TermWin.saveLines;
2348 if (i >= end_row)
2349 col = R->selection.beg.col;
2350 else {
2351 col = 0;
2352 i = end_row;
2353 }
2354 end_row += R->TermWin.nrow;
2355 for (; i < row && i < end_row; i++, col = 0)
2356 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2357#ifndef OPTION_HC
2358 srp[col] ^= RS_RVid;
2359#else
2360 srp[col] ^= RS_Blink;
2361#endif
2362 if (i == row && i < end_row)
2363 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2364#ifndef OPTION_HC
2365 srp[col] ^= RS_RVid;
2366#else
2367 srp[col] ^= RS_Blink;
2368#endif
2369 } 2575 }
2370} 2576}
2371 2577
2372/* ------------------------------------------------------------------------- */ 2578/* ------------------------------------------------------------------------- */
2373/* 2579/*
2374 * Dump the whole scrollback and screen to the passed filedescriptor. The 2580 * Dump the whole scrollback and screen to the passed filedescriptor. The
2375 * invoking routine must close the fd. 2581 * invoking routine must close the fd.
2376 */ 2582 */
2377#if 0 2583#if 0
2378/* EXTPROTO */
2379void 2584void
2380rxvt_scr_dump(pR_ int fd) 2585rxvt_term::scr_dump (int fd) NOTHROW
2381{ 2586{
2382 int row, wrote; 2587 int row, wrote;
2383 unsigned int width, towrite; 2588 unsigned int width, towrite;
2384 char r1[] = "\n"; 2589 char r1[] = "\n";
2385 2590
2386 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2591 for (row = saveLines - nsaved;
2387 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2592 row < saveLines + nrow - 1; row++)
2388 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2593 {
2389 : R->TermWin.ncol; 2594 width = row_buf[row].l >= 0 ? row_buf[row].l
2595 : ncol;
2390 for (towrite = width; towrite; towrite -= wrote) { 2596 for (towrite = width; towrite; towrite -= wrote)
2597 {
2391 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2598 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2392 towrite); 2599 towrite);
2393 if (wrote < 0) 2600 if (wrote < 0)
2394 return; /* XXX: death, no report */ 2601 return; /* XXX: death, no report */
2395 } 2602 }
2396 if (R->screen.tlen[row] >= 0) 2603 if (row_buf[row].l >= 0)
2397 if (write(fd, r1, 1) <= 0) 2604 if (write (fd, r1, 1) <= 0)
2398 return; /* XXX: death, no report */ 2605 return; /* XXX: death, no report */
2399 } 2606 }
2400} 2607}
2401#endif 2608#endif
2402 2609
2403/* ------------------------------------------------------------------------- * 2610/* ------------------------------------------------------------------------- *
2404 * CHARACTER SELECTION * 2611 * CHARACTER SELECTION *
2405 * ------------------------------------------------------------------------- */ 2612 * ------------------------------------------------------------------------- */
2406
2407/*
2408 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2409 */
2410/* EXTPROTO */
2411void 2613void
2412rxvt_selection_check(pR_ int check_more) 2614rxvt_term::selection_check (int check_more) NOTHROW
2413{ 2615{
2414 row_col_t pos; 2616 row_col_t pos;
2415 2617
2416 if (!R->selection.op) 2618 if (!selection.op)
2417 return; 2619 return;
2418 2620
2419 pos.row = pos.col = 0; 2621 pos.row = pos.col = 0;
2420 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2622 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2421 || (R->selection.beg.row >= R->TermWin.nrow) 2623 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2422 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2624 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2423 || (R->selection.mark.row >= R->TermWin.nrow)
2424 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2425 || (R->selection.end.row >= R->TermWin.nrow)
2426 || (check_more == 1 2625 || (check_more == 1
2427 && R->current_screen == R->selection.screen 2626 && current_screen == selection.screen
2428 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2627 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2429 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2628 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2430 || (check_more == 2 2629 || (check_more == 2
2431 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2630 && ROWCOL_IS_BEFORE (selection.beg, pos)
2432 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2631 && ROWCOL_IS_AFTER (selection.end, pos))
2433 || (check_more == 3 2632 || (check_more == 3
2434 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2633 && ROWCOL_IS_AFTER (selection.end, pos))
2435 || (check_more == 4 /* screen width change */ 2634 || (check_more == 4 /* screen width change */
2436 && (R->selection.beg.row != R->selection.end.row 2635 && (selection.beg.row != selection.end.row
2437 || R->selection.end.col > R->TermWin.ncol))) 2636 || selection.end.col > ncol)))
2438 CLEAR_SELECTION(R); 2637 CLEAR_SELECTION ();
2439} 2638}
2440 2639
2441/* ------------------------------------------------------------------------- */ 2640/* ------------------------------------------------------------------------- */
2442/* 2641/*
2443 * Paste a selection direct to the command fd 2642 * Paste a selection direct to the command fd
2444 */ 2643 */
2445void 2644void
2446rxvt_term::paste (const unsigned char *data, unsigned int len) 2645rxvt_term::paste (char *data, unsigned int len) NOTHROW
2447{ 2646{
2448 unsigned int i, j, n;
2449 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2450
2451#if 0
2452 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2453 ZERO_SCROLLBACK (r);
2454#endif
2455
2456 /* convert normal newline chars into common keyboard Return key sequence */ 2647 /* convert normal newline chars into common keyboard Return key sequence */
2457 for (i = 0; i < len; i += PROP_SIZE) 2648 for (unsigned int i = 0; i < len; i++)
2458 { 2649 if (data[i] == C0_LF)
2459 n = min (len - i, PROP_SIZE); 2650 data[i] = C0_CR;
2460 MEMCPY (ds, data + i, n);
2461 2651
2462 for (j = 0; j < n; j++) 2652 if (priv_modes & PrivMode_BracketPaste)
2463 if (ds[j] == '\n') 2653 tt_printf ("\e[200~");
2464 ds[j] = '\r';
2465 2654
2466 tt_write (ds, (int)n); 2655 tt_write (data, len);
2467 }
2468 2656
2469 free(ds); 2657 if (priv_modes & PrivMode_BracketPaste)
2658 tt_printf ("\e[201~");
2470} 2659}
2471 2660
2472/* ------------------------------------------------------------------------- */ 2661/* ------------------------------------------------------------------------- */
2473/* 2662/*
2474 * Respond to a notification that a primary selection has been sent 2663 * Respond to a notification that a primary selection has been sent
2475 * EXT: SelectionNotify 2664 * EXT: SelectionNotify
2476 */ 2665 */
2477/* EXTPROTO */ 2666void
2478int
2479rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2667rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2480{ 2668{
2481 long nread = 0; 2669 if (prop == None) /* check for failed XConvertSelection */
2670 {
2671 if ((selection_type & Sel_CompoundText))
2672 {
2673 int selnum = selection_type & Sel_whereMask;
2674
2675 selection_type = 0;
2676 if (selnum != Sel_direct)
2677 selection_request_other (XA_STRING, selnum);
2678 }
2679
2680 if ((selection_type & Sel_UTF8String))
2681 {
2682 int selnum = selection_type & Sel_whereMask;
2683
2684 selection_type = Sel_CompoundText;
2685 if (selnum != Sel_direct)
2686 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2687 else
2688 selection_type = 0;
2689 }
2690
2691 return;
2692 }
2693
2482 unsigned long bytes_after; 2694 unsigned long bytes_after;
2483 XTextProperty ct; 2695 XTextProperty ct;
2484 int dummy_count;
2485 char **cl;
2486 2696
2487 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2697 if (XGetWindowProperty (dpy, win, prop,
2488 2698 0, PROP_SIZE / 4,
2489 if (prop == None) /* check for failed XConvertSelection */ 2699 delete_prop, AnyPropertyType,
2490 { 2700 &ct.encoding, &ct.format,
2491 if ((R->selection_type & Sel_CompoundText)) 2701 &ct.nitems, &bytes_after,
2492 { 2702 &ct.value) != Success)
2493 int selnum = R->selection_type & Sel_whereMask;
2494
2495 R->selection_type = 0;
2496 if (selnum != Sel_direct)
2497 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2498 }
2499
2500 return 0;
2501 } 2703 {
2502 2704 ct.value = 0;
2503 for (;;) 2705 goto bailout;
2504 { 2706 }
2707
2708 if (ct.encoding == None)
2709 goto bailout;
2710
2711 if (bytes_after)
2712 {
2713 // fetch and append remaining data
2714 XTextProperty ct2;
2715
2505 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2716 if (XGetWindowProperty (dpy, win, prop,
2506 (long)(PROP_SIZE / 4), delete_prop, 2717 ct.nitems / 4, (bytes_after + 3) / 4,
2718 delete_prop, AnyPropertyType,
2507 AnyPropertyType, &ct.encoding, &ct.format, 2719 &ct2.encoding, &ct2.format,
2508 &ct.nitems, &bytes_after, 2720 &ct2.nitems, &bytes_after,
2509 &ct.value) != Success) 2721 &ct2.value) != Success)
2510 break; 2722 goto bailout;
2511 2723
2512 if (ct.encoding == 0) 2724 // realloc should be compatible to XFree, here, and elsewhere, too
2513 { 2725 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2514 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2726 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2515 break; 2727 ct.nitems += ct2.nitems;
2516 }
2517 2728
2729 XFree (ct2.value);
2730 }
2731
2518 if (ct.value == NULL) 2732 if (ct.value == 0)
2519 { 2733 goto bailout;
2520 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2521 continue;
2522 }
2523 2734
2735 if (ct.encoding == xa[XA_INCR])
2736 {
2737 // INCR selection, start handshake
2738 if (!delete_prop)
2739 XDeleteProperty (dpy, win, prop);
2740
2741 selection_wait = Sel_incr;
2742 incr_buf_fill = 0;
2743 incr_ev.start (10);
2744
2745 goto bailout;
2746 }
2747
2524 if (ct.nitems == 0) 2748 if (ct.nitems == 0)
2749 {
2750 if (selection_wait == Sel_incr)
2751 {
2752 XFree (ct.value);
2753
2754 // finally complete, now paste the whole thing
2755 selection_wait = Sel_normal;
2756 ct.value = (unsigned char *)incr_buf;
2757 ct.nitems = incr_buf_fill;
2758 incr_buf = 0;
2759 incr_buf_size = 0;
2760 incr_ev.stop ();
2525 { 2761 }
2526 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2762 else
2763 {
2527 if (R->selection_wait == Sel_normal && nread == 0) 2764 if (selection_wait == Sel_normal
2765 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2528 { 2766 {
2529 /* 2767 /*
2530 * pass through again trying CUT_BUFFER0 if we've come from 2768 * pass through again trying CUT_BUFFER0 if we've come from
2531 * XConvertSelection() but nothing was presented 2769 * XConvertSelection () but nothing was presented
2532 */ 2770 */
2533 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2534 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2771 selection_paste (display->root, XA_CUT_BUFFER0, False);
2535 } 2772 }
2536 2773
2537 nread = -1; /* discount any previous stuff */ 2774 goto bailout;
2538 break;
2539 }
2540
2541 nread += ct.nitems;
2542 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2543 &dummy_count) == Success && cl)
2544 { 2775 }
2545 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2776 }
2777 else if (selection_wait == Sel_incr)
2778 {
2779 incr_ev.start (10);
2780
2781 while (incr_buf_fill + ct.nitems > incr_buf_size)
2782 {
2783 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2784 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2785 }
2786
2787 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2788 incr_buf_fill += ct.nitems;
2789
2790 goto bailout;
2791 }
2792
2793 char **cl;
2794 int cr;
2795
2796#if !ENABLE_MINIMAL
2797 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2798 // so recode it manually
2799 if (ct.encoding == xa[XA_UTF8_STRING])
2800 {
2801 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2802 char *s = rxvt_wcstombs (w);
2803 free (w);
2804 // TODO: strlen == only the first element will be converted. well...
2805 paste (s, strlen (s));
2806 free (s);
2807 }
2808 else
2809#endif
2810 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2811 && cl)
2812 {
2813 for (int i = 0; i < cr; i++)
2814 paste (cl[i], strlen (cl[i]));
2815
2546 XFreeStringList (cl); 2816 XFreeStringList (cl);
2547 } 2817 }
2548 else 2818 else
2549 R->paste (ct.value, ct.nitems); 2819 paste ((char *)ct.value, ct.nitems); // paste raw
2550 2820
2551 if (bytes_after == 0) 2821bailout:
2552 break;
2553
2554 XFree (ct.value);
2555 }
2556
2557 if (ct.value)
2558 XFree (ct.value); 2822 XFree (ct.value);
2559 2823
2560 if (R->selection_wait == Sel_normal) 2824 if (selection_wait == Sel_normal)
2561 R->selection_wait = Sel_none; 2825 selection_wait = Sel_none;
2562
2563 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2564 return (int)nread;
2565} 2826}
2566 2827
2567void 2828void
2568rxvt_term::incr_cb (time_watcher &w) 2829rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2569{ 2830{
2570 w.stop ();
2571 selection_wait = Sel_none; 2831 selection_wait = Sel_none;
2572 2832
2833 incr_buf_size = 0;
2834 free (incr_buf);
2835
2573 rxvt_print_error("data loss: timeout on INCR selection paste"); 2836 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2574} 2837}
2575 2838
2576/*
2577 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2578 */
2579/* EXTPROTO */
2580void 2839void
2581rxvt_selection_property(pR_ Window win, Atom prop) 2840rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2582{ 2841{
2583 int reget_time = 0; 2842 if (prop == None || selection_wait != Sel_incr)
2584
2585 if (prop == None)
2586 return; 2843 return;
2587 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2588 if (R->selection_wait == Sel_normal) {
2589 int a, afmt;
2590 Atom atype;
2591 unsigned long bytes_after, nitems;
2592 unsigned char *s = NULL;
2593 2844
2594 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2845 selection_paste (win, prop, true);
2595 R->xa[XA_INCR], &atype, &afmt, &nitems,
2596 &bytes_after, &s);
2597 if (s)
2598 XFree(s);
2599 if (a != Success)
2600 return;
2601#ifndef __CYGWIN32__
2602 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2603 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2604 XDeleteProperty(R->Xdisplay, win, prop);
2605 XFlush(R->Xdisplay);
2606 reget_time = 1;
2607 R->selection_wait = Sel_incr;
2608 }
2609#endif
2610 } else if (R->selection_wait == Sel_incr) {
2611 reget_time = 1;
2612 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2613 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2614 R->selection_wait = Sel_none;
2615 R->incr_ev.stop ();
2616 }
2617 }
2618 if (reget_time) /* received more data so reget time */
2619 R->incr_ev.start (NOW + 10);
2620} 2846}
2847
2621/* ------------------------------------------------------------------------- */ 2848/* ------------------------------------------------------------------------- */
2622/* 2849/*
2623 * Request the current selection: 2850 * Request the current selection:
2624 * Order: > internal selection if available 2851 * Order: > internal selection if available
2625 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2852 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2626 * > CUT_BUFFER0 2853 * > CUT_BUFFER0
2627 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2854 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2628 * will auto fallback to CUT_BUFFER0 2855 * will auto fallback to CUT_BUFFER0
2629 * EXT: button 2 release 2856 * EXT: button 2 release
2630 */ 2857 */
2631/* EXTPROTO */
2632void 2858void
2633rxvt_selection_request(pR_ Time tm, int x, int y) 2859rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2634{ 2860{
2635 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2861 if (selection.text && selnum == Sel_Primary)
2636 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2862 {
2637 return; /* outside window */ 2863 /* internal selection */
2638 2864 char *str = rxvt_wcstombs (selection.text, selection.len);
2639 if (R->selection.text != NULL) { /* internal selection */ 2865 paste (str, strlen (str));
2640 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2866 free (str);
2641 R->paste (R->selection.text, R->selection.len);
2642 return; 2867 return;
2643 } else { 2868 }
2644 int i; 2869 else
2645 2870 {
2646 R->selection_request_time = tm; 2871 selection_request_time = tm;
2647 R->selection_wait = Sel_normal; 2872 selection_wait = Sel_normal;
2648 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2873
2874#if X_HAVE_UTF8_STRING
2875 selection_type = Sel_UTF8String;
2876 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2877 return;
2878#else
2649 R->selection_type = Sel_CompoundText; 2879 selection_type = Sel_CompoundText;
2650 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2880 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2651 return; 2881 return;
2652 } 2882#endif
2653 } 2883 }
2884
2654 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2885 selection_wait = Sel_none; /* don't loop in selection_paste () */
2655 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2656 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2886 selection_paste (display->root, XA_CUT_BUFFER0, false);
2657} 2887}
2658 2888
2659/* INTPROTO */
2660int 2889int
2661rxvt_selection_request_other(pR_ Atom target, int selnum) 2890rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2662{ 2891{
2663 Atom sel; 2892 Atom sel;
2664#ifdef DEBUG_SELECT
2665 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2666#endif
2667 2893
2668 R->selection_type |= selnum; 2894 selection_type |= selnum;
2895
2669 if (selnum == Sel_Primary) 2896 if (selnum == Sel_Primary)
2670 sel = XA_PRIMARY; 2897 sel = XA_PRIMARY;
2671 else if (selnum == Sel_Secondary) 2898 else if (selnum == Sel_Secondary)
2672 sel = XA_SECONDARY; 2899 sel = XA_SECONDARY;
2673 else 2900 else
2674 sel = R->xa[XA_CLIPBOARD]; 2901 sel = xa[XA_CLIPBOARD];
2902
2675 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2903 if (XGetSelectionOwner (dpy, sel) != None)
2676 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2904 {
2677 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2905 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2678 R->TermWin.vt, R->selection_request_time); 2906 vt, selection_request_time);
2679 return 1; 2907 return 1;
2680 } 2908 }
2909
2681 return 0; 2910 return 0;
2682} 2911}
2683 2912
2684/* ------------------------------------------------------------------------- */ 2913/* ------------------------------------------------------------------------- */
2685/* 2914/*
2686 * Clear all selected text 2915 * Clear all selected text
2687 * EXT: SelectionClear 2916 * EXT: SelectionClear
2688 */ 2917 */
2689/* EXTPROTO */
2690void 2918void
2691rxvt_selection_clear(pR) 2919rxvt_term::selection_clear () NOTHROW
2692{ 2920{
2693 D_SELECT((stderr, "rxvt_selection_clear()"));
2694
2695 R->want_refresh = 1; 2921 want_refresh = 1;
2696 if (R->selection.text)
2697 free(R->selection.text); 2922 free (selection.text);
2698 R->selection.text = NULL; 2923 selection.text = NULL;
2699 R->selection.len = 0; 2924 selection.len = 0;
2700 CLEAR_SELECTION(R); 2925 CLEAR_SELECTION ();
2926
2927 if (display->selection_owner == this)
2928 display->selection_owner = 0;
2701} 2929}
2702 2930
2703/* ------------------------------------------------------------------------- */ 2931/* ------------------------------------------------------------------------- */
2704/* 2932/*
2705 * Copy a selection into the cut buffer 2933 * Copy a selection into the cut buffer
2706 * EXT: button 1 or 3 release 2934 * EXT: button 1 or 3 release
2707 */ 2935 */
2708/* EXTPROTO */
2709void 2936void
2710rxvt_selection_make(pR_ Time tm) 2937rxvt_term::selection_make (Time tm)
2711{ 2938{
2712 int i, col, end_col, row, end_row; 2939 int i;
2713 unsigned char *new_selection_text; 2940 wchar_t *new_selection_text;
2714 char *str; 2941 text_t *t;
2715 text_t *t;
2716#ifdef ACS_ASCII
2717 rend_t *re;
2718#endif
2719 2942
2720 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2721 switch (R->selection.op) { 2943 switch (selection.op)
2944 {
2722 case SELECTION_CONT: 2945 case SELECTION_CONT:
2723 break; 2946 break;
2724 case SELECTION_INIT: 2947 case SELECTION_INIT:
2725 CLEAR_SELECTION(R); 2948 CLEAR_SELECTION ();
2726 /* FALLTHROUGH */ 2949 /* FALLTHROUGH */
2727 case SELECTION_BEGIN: 2950 case SELECTION_BEGIN:
2728 R->selection.op = SELECTION_DONE; 2951 selection.op = SELECTION_DONE;
2729 /* FALLTHROUGH */ 2952 /* FALLTHROUGH */
2730 default: 2953 default:
2731 return; 2954 return;
2732 } 2955 }
2956
2733 R->selection.op = SELECTION_DONE; 2957 selection.op = SELECTION_DONE;
2734 2958
2735 if (R->selection.clicks == 4) 2959 if (selection.clicks == 4)
2736 return; /* nothing selected, go away */ 2960 return; /* nothing selected, go away */
2737 2961
2962 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2963 return;
2964
2738 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2965 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2739 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2966 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2740 2967
2741 new_selection_text = (unsigned char *)str; 2968 int ofs = 0;
2969 int extra = 0;
2742 2970
2743 col = R->selection.beg.col; 2971 int col = selection.beg.col;
2744 MAX_IT(col, 0); 2972 int row = selection.beg.row;
2745 row = R->selection.beg.row + R->TermWin.saveLines;
2746 end_row = R->selection.end.row + R->TermWin.saveLines;
2747 2973
2974 int end_col;
2975
2748 for (; row <= end_row; row++, col = 0) 2976 for (; row <= selection.end.row; row++, col = 0)
2977 {
2978#if !ENABLE_MINIMAL
2979 if (selection.rect)
2749 { 2980 {
2750 t = &(R->screen.text[row][col]); 2981 col = selection.beg.col;
2751
2752 end_col = R->screen.tlen[row];
2753
2754 if (end_col == -1)
2755 end_col = R->TermWin.ncol; 2982 end_col = ncol + 1;
2983 }
2984 else
2985#endif
2986 end_col = ROW(row).l;
2756 2987
2988 col = max (col, 0);
2989
2757 if (row == end_row) 2990 if (row == selection.end.row
2991#if !ENABLE_MINIMAL
2992 || selection.rect
2993#endif
2994 )
2758 MIN_IT (end_col, R->selection.end.col); 2995 min_it (end_col, selection.end.col);
2759 2996
2997 t = ROW(row).t + col;
2998
2760 for (; col < end_col; col++) 2999 for (; col < end_col; col++)
3000 {
2761 if (*t == NOCHAR) 3001 if (*t == NOCHAR)
2762 t++; 3002 t++;
3003#if ENABLE_COMBINING
3004 else if (IS_COMPOSE (*t))
3005 {
3006 int len = rxvt_composite.expand (*t, 0);
3007
3008 extra -= (len - 1);
3009
3010 if (extra < 0)
3011 {
3012 extra += i;
3013 i += i;
3014 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3015 }
3016
3017 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3018 }
3019#endif
2763 else 3020 else
2764 { 3021 new_selection_text[ofs++] = *t++;
2765 int len = wctomb (str, *t++);
2766 if (len > 0)
2767 str += len;
2768 }
2769
2770 if (R->screen.tlen[row] != -1 && row != end_row)
2771 *str++ = '\n';
2772 } 3022 }
2773 3023
2774#ifndef NO_OLD_SELECTION 3024#if !ENABLE_MINIMAL
2775 if (R->selection_style == OLD_SELECT) 3025 if (selection.rect)
2776 if (end_col == R->TermWin.ncol) 3026 {
2777 *str++ = '\n'; 3027 while (ofs
3028 && new_selection_text[ofs - 1] != C0_LF
3029 && unicode::is_space (new_selection_text[ofs - 1]))
3030 --ofs;
3031
3032 new_selection_text[ofs++] = C0_LF;
3033 }
3034 else
2778#endif 3035#endif
2779#ifndef NO_NEW_SELECTION 3036 if (!ROW(row).is_longer () && row != selection.end.row)
2780 if (R->selection_style != OLD_SELECT) 3037 new_selection_text[ofs++] = C0_LF;
3038 }
3039
2781 if (end_col != R->selection.end.col) 3040 if (end_col != selection.end.col)
2782 *str++ = '\n'; 3041 new_selection_text[ofs++] = C0_LF;
2783#endif
2784 *str = '\0';
2785 3042
2786 i = str - (char *)new_selection_text; 3043 new_selection_text[ofs] = 0;
3044
2787 if (i == 0) 3045 if (ofs == 0)
2788 { 3046 {
2789 free (new_selection_text); 3047 free (new_selection_text);
2790 return; 3048 return;
2791 } 3049 }
2792 3050
2793 // due to MB_MAX_CUR, selection wastage is usually high
2794 if (str - (char *)new_selection_text > 1024)
2795 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2796
2797 R->selection.len = i;
2798 if (R->selection.text)
2799 free (R->selection.text); 3051 free (selection.text);
2800 3052
2801 R->selection.text = new_selection_text; 3053 // we usually allocate much more than necessary, so realloc it smaller again
3054 selection.len = ofs;
3055 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2802 3056
2803 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3057 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2804 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3058 return;
2805 rxvt_print_error("can't get primary selection"); 3059
2806 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3060 selection_grab (tm);
2807 PropModeReplace, R->selection.text, (int)R->selection.len); 3061}
3062
3063bool
3064rxvt_term::selection_grab (Time tm) NOTHROW
3065{
2808 R->selection_time = tm; 3066 selection_time = tm;
2809 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3067
3068 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3069 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3070 {
3071 display->set_selection_owner (this);
3072 return true;
3073 }
3074 else
3075 {
3076 selection_clear ();
3077 return false;
3078 }
3079
3080#if 0
3081 XTextProperty ct;
3082
3083 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3084 {
3085 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3086 XFree (ct.value);
3087 }
3088#endif
2810} 3089}
2811 3090
2812/* ------------------------------------------------------------------------- */ 3091/* ------------------------------------------------------------------------- */
2813/* 3092/*
2814 * Mark or select text based upon number of clicks: 1, 2, or 3 3093 * Mark or select text based upon number of clicks: 1, 2, or 3
2815 * EXT: button 1 press 3094 * EXT: button 1 press
2816 */ 3095 */
2817void 3096void
2818rxvt_term::selection_click (int clicks, int x, int y) 3097rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2819{ 3098{
2820 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2821
2822 clicks = ((clicks - 1) % 3) + 1; 3099 clicks = ((clicks - 1) % 3) + 1;
2823 selection.clicks = clicks; /* save clicks so extend will work */ 3100 selection.clicks = clicks; /* save clicks so extend will work */
2824 3101
3102 if (clicks == 2 && !selection.rect
3103 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3104 {
3105 MEvent.clicks = 1; // what a mess
3106 selection.screen = current_screen;
3107 selection.op = SELECTION_CONT;
3108 return;
3109 }
3110
2825 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 3111 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2826 3112
2827 if (clicks == 2 || clicks == 3) 3113 if (clicks == 2 || clicks == 3)
2828 rxvt_selection_extend_colrow (this, selection.mark.col, 3114 selection_extend_colrow (selection.mark.col,
2829 selection.mark.row + TermWin.view_start, 3115 selection.mark.row - view_start,
2830 0, /* button 3 */ 3116 0, /* button 3 */
2831 1, /* button press */ 3117 1, /* button press */
2832 0); /* click change */ 3118 0); /* click change */
2833} 3119}
2834 3120
2835/* ------------------------------------------------------------------------- */ 3121/* ------------------------------------------------------------------------- */
2836/* 3122/*
2837 * Mark a selection at the specified col/row 3123 * Mark a selection at the specified col/row
2838 */ 3124 */
2839/* INTPROTO */
2840void 3125void
2841rxvt_selection_start_colrow(pR_ int col, int row) 3126rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2842{ 3127{
2843 R->want_refresh = 1; 3128 want_refresh = 1;
3129
3130 selection.mark.row = row + view_start;
2844 R->selection.mark.col = col; 3131 selection.mark.col = col;
2845 R->selection.mark.row = row - R->TermWin.view_start; 3132
2846 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3133 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2847 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3134 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3135
3136 while (selection.mark.col > 0
3137 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2848 MAX_IT(R->selection.mark.col, 0); 3138 --selection.mark.col;
2849 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2850 3139
2851 if (R->selection.op) { /* clear the old selection */ 3140 if (selection.op)
3141 {
3142 /* clear the old selection */
2852 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3143 selection.beg.row = selection.end.row = selection.mark.row;
2853 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3144 selection.beg.col = selection.end.col = selection.mark.col;
2854 } 3145 }
3146
2855 R->selection.op = SELECTION_INIT; 3147 selection.op = SELECTION_INIT;
2856 R->selection.screen = R->current_screen; 3148 selection.screen = current_screen;
2857} 3149}
2858 3150
2859/* ------------------------------------------------------------------------- */ 3151/* ------------------------------------------------------------------------- */
2860/* 3152/*
2861 * Word select: select text for 2 clicks 3153 * Word select: select text for 2 clicks
2862 * We now only find out the boundary in one direction 3154 * We now only find out the boundary in one direction
2863 */ 3155 */
2864 3156
2865/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3157/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2866#define DELIMIT_TEXT(x) \ 3158#define DELIMIT_TEXT(x) \
2867 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3159 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2868#define DELIMIT_REND(x) 1 3160#define DELIMIT_REND(x) 1
2869 3161
2870/* INTPROTO */
2871void 3162void
2872rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3163rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2873{ 3164{
2874 int col, row, dirnadd, tcol, trow, w1, w2; 3165 int col, row, dirnadd, tcol, trow, w1, w2;
2875 row_col_t bound; 3166 row_col_t bound;
2876 text_t *stp; 3167 text_t *stp;
2877 rend_t *srp; 3168 rend_t *srp;
2878 3169
2879 if (dirn == UP) { 3170 if (dirn == UP)
2880 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3171 {
3172 bound.row = top_row - 1;
2881 bound.col = 0; 3173 bound.col = 0;
2882 dirnadd = -1; 3174 dirnadd = -1;
2883 } else { 3175 }
2884 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3176 else
3177 {
3178 bound.row = nrow;
2885 bound.col = R->TermWin.ncol - 1; 3179 bound.col = ncol - 1;
2886 dirnadd = 1; 3180 dirnadd = 1;
2887 } 3181 }
2888 row = mark->row + R->TermWin.saveLines; 3182
3183 row = mark->row;
2889 col = mark->col; 3184 col = max (mark->col, 0);
2890 MAX_IT(col, 0); 3185
2891/* find the edge of a word */ 3186 /* find the edge of a word */
2892 stp = &(R->screen.text[row][col]); 3187 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2893 w1 = DELIMIT_TEXT(*stp); 3188 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2894 3189
2895 if (R->selection_style != NEW_SELECT) { 3190 for (;;)
2896 if (w1 == 1) { 3191 {
3192 for (; col != bound.col; col += dirnadd)
3193 {
2897 stp += dirnadd; 3194 stp += dirnadd;
2898 if (DELIMIT_TEXT(*stp) == 1)
2899 goto Old_Word_Selection_You_Die;
2900 col += dirnadd;
2901 }
2902 w1 = 0;
2903 }
2904 srp = (&R->screen.rend[row][col]);
2905 w2 = DELIMIT_REND(*srp);
2906
2907 for (;;) {
2908 for (; col != bound.col; col += dirnadd) {
2909 stp += dirnadd; 3195 srp += dirnadd;
3196
3197 if (*stp == NOCHAR)
3198 continue;
3199
2910 if (DELIMIT_TEXT(*stp) != w1) 3200 if (DELIMIT_TEXT (*stp) != w1)
3201 break;
3202 if (DELIMIT_REND (*srp) != w2)
3203 break;
3204 }
3205
3206 if ((col == bound.col) && (row != bound.row))
3207 {
3208 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3209 {
3210 trow = row + dirnadd;
3211 tcol = dirn == UP ? ncol - 1 : 0;
3212
3213 if (!ROW(trow).t)
2911 break; 3214 break;
2912 srp += dirnadd; 3215
2913 if (DELIMIT_REND(*srp) != w2) 3216 stp = ROW(trow).t + tcol;
3217 srp = ROW(trow).r + tcol;
3218
3219 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2914 break; 3220 break;
2915 } 3221
2916 if ((col == bound.col) && (row != bound.row)) {
2917 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2918 trow = row + dirnadd;
2919 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2920 if (R->screen.text[trow] == NULL)
2921 break;
2922 stp = &(R->screen.text[trow][tcol]);
2923 srp = &(R->screen.rend[trow][tcol]);
2924 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2925 break;
2926 row = trow; 3222 row = trow;
2927 col = tcol; 3223 col = tcol;
2928 continue; 3224 continue;
2929 } 3225 }
2930 } 3226 }
2931 break; 3227 break;
2932 } 3228 }
2933 Old_Word_Selection_You_Die:
2934 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));
2935 3229
2936 if (dirn == DN) 3230 if (dirn == DN)
2937 col++; /* put us on one past the end */ 3231 col++; /* put us on one past the end */
2938 3232
2939/* Poke the values back in */ 3233 /* Poke the values back in */
2940 ret->row = row - R->TermWin.saveLines; 3234 ret->row = row;
2941 ret->col = col; 3235 ret->col = col;
2942} 3236}
2943 3237
2944/* ------------------------------------------------------------------------- */ 3238/* ------------------------------------------------------------------------- */
2945/* 3239/*
2946 * Extend the selection to the specified x/y pixel location 3240 * Extend the selection to the specified x/y pixel location
… …
2948 * flag == 0 ==> button 1 3242 * flag == 0 ==> button 1
2949 * flag == 1 ==> button 3 press 3243 * flag == 1 ==> button 3 press
2950 * flag == 2 ==> button 3 motion 3244 * flag == 2 ==> button 3 motion
2951 */ 3245 */
2952void 3246void
2953rxvt_term::selection_extend (int x, int y, int flag) 3247rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2954{ 3248{
2955 int col, row; 3249 int col = clamp (Pixel2Col (x), 0, ncol);
3250 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2956 3251
2957 col = Pixel2Col(x);
2958 row = Pixel2Row(y);
2959 MAX_IT(row, 0);
2960 MIN_IT(row, (int)TermWin.nrow - 1);
2961 MAX_IT(col, 0);
2962 MIN_IT(col, (int)TermWin.ncol);
2963
2964#ifndef NO_NEW_SELECTION
2965 /* 3252 /*
2966 * If we're selecting characters (single click) then we must check first 3253 * If we're selecting characters (single click) then we must check first
2967 * if we are at the same place as the original mark. If we are then 3254 * if we are at the same place as the original mark. If we are then
2968 * select nothing. Otherwise, if we're to the right of the mark, you have to 3255 * select nothing. Otherwise, if we're to the right of the mark, you have to
2969 * be _past_ a character for it to be selected. 3256 * be _past_ a character for it to be selected.
2970 */ 3257 */
2971 if (selection_style != OLD_SELECT)
2972 {
2973 if (((selection.clicks % 3) == 1) && !flag 3258 if (((selection.clicks % 3) == 1) && !flag
2974 && (col == selection.mark.col 3259 && (col == selection.mark.col
2975 && (row == selection.mark.row + TermWin.view_start))) 3260 && (row == selection.mark.row - view_start)))
2976 { 3261 {
2977 /* select nothing */ 3262 /* select nothing */
2978 selection.beg.row = selection.end.row = 0; 3263 selection.beg.row = selection.end.row = 0;
2979 selection.beg.col = selection.end.col = 0; 3264 selection.beg.col = selection.end.col = 0;
2980 selection.clicks = 4; 3265 selection.clicks = 4;
2981 want_refresh = 1; 3266 want_refresh = 1;
2982 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2983 return; 3267 return;
2984 }
2985 } 3268 }
2986#endif 3269
2987 if (selection.clicks == 4) 3270 if (selection.clicks == 4)
2988 selection.clicks = 1; 3271 selection.clicks = 1;
2989 3272
2990 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3273 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2991 flag == 1 ? 1 : 0, /* ? button press */ 3274 flag == 1 ? 1 : 0, /* ? button press */
2992 0); /* no click change */ 3275 0); /* no click change */
2993} 3276}
2994 3277
2995/* ------------------------------------------------------------------------- */ 3278/* ------------------------------------------------------------------------- */
2996/* 3279/*
2997 * Extend the selection to the specified col/row 3280 * Extend the selection to the specified col/row
2998 */ 3281 */
2999/* INTPROTO */
3000void 3282void
3001rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3283rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3002{ 3284{
3003 int16_t ncol = R->TermWin.ncol;
3004 int end_col;
3005 row_col_t pos; 3285 row_col_t pos;
3006 enum { 3286 enum {
3007 LEFT, RIGHT 3287 LEFT, RIGHT
3008 } closeto = RIGHT; 3288 } closeto = RIGHT;
3009 3289
3010 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));
3011 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));
3012
3013 R->want_refresh = 1; 3290 want_refresh = 1;
3291
3014 switch (R->selection.op) { 3292 switch (selection.op)
3293 {
3015 case SELECTION_INIT: 3294 case SELECTION_INIT:
3016 CLEAR_SELECTION(R); 3295 CLEAR_SELECTION ();
3017 R->selection.op = SELECTION_BEGIN; 3296 selection.op = SELECTION_BEGIN;
3018 /* FALLTHROUGH */ 3297 /* FALLTHROUGH */
3019 case SELECTION_BEGIN: 3298 case SELECTION_BEGIN:
3020 if (row != R->selection.mark.row || col != R->selection.mark.col 3299 if (row != selection.mark.row || col != selection.mark.col
3021 || (!button3 && buttonpress)) 3300 || (!button3 && buttonpress))
3022 R->selection.op = SELECTION_CONT; 3301 selection.op = SELECTION_CONT;
3023 break; 3302 break;
3024 case SELECTION_DONE: 3303 case SELECTION_DONE:
3025 R->selection.op = SELECTION_CONT; 3304 selection.op = SELECTION_CONT;
3026 /* FALLTHROUGH */ 3305 /* FALLTHROUGH */
3027 case SELECTION_CONT: 3306 case SELECTION_CONT:
3028 break; 3307 break;
3029 case SELECTION_CLEAR: 3308 case SELECTION_CLEAR:
3030 rxvt_selection_start_colrow(aR_ col, row); 3309 selection_start_colrow (col, row);
3031 /* FALLTHROUGH */ 3310 /* FALLTHROUGH */
3032 default: 3311 default:
3033 return; 3312 return;
3034 } 3313 }
3314
3035 if (R->selection.beg.col == R->selection.end.col 3315 if (selection.beg.col == selection.end.col
3036 && R->selection.beg.col != R->selection.mark.col 3316 && selection.beg.col != selection.mark.col
3037 && R->selection.beg.row == R->selection.end.row 3317 && selection.beg.row == selection.end.row
3038 && R->selection.beg.row != R->selection.mark.row) { 3318 && selection.beg.row != selection.mark.row)
3319 {
3039 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3320 selection.beg.col = selection.end.col = selection.mark.col;
3040 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3321 selection.beg.row = selection.end.row = selection.mark.row;
3041 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));
3042 } 3322 }
3043 3323
3044 pos.col = col; 3324 pos.col = col;
3045 pos.row = row; 3325 pos.row = view_start + row;
3046 3326
3047 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3327 /*
3048 3328 * This is mainly xterm style selection with a couple of differences, mainly
3049#ifndef NO_OLD_SELECTION 3329 * in the way button3 drag extension works.
3050/* 3330 * We're either doing: button1 drag; button3 press; or button3 drag
3051 * This mimics some of the selection behaviour of version 2.20 and before. 3331 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3052 * There are no ``selection modes'', button3 is always character extension. 3332 * is always at the left/right edge of the selection.
3053 * Note: button3 drag is always available, c.f. v2.20 3333 * b) button3 press: extend/contract character/word/line at whichever edge of
3054 * Selection always terminates (left or right as appropriate) at the mark. 3334 * the selection we are closest to.
3335 * c) button3 drag : extend/contract character/word/line - we select around
3336 * a point/word/line which is either the start or end of the selection
3337 * and it was decided by whichever point/word/line was `fixed' at the
3338 * time of the most recent button3 press
3055 */ 3339 */
3056 if (R->selection_style == OLD_SELECT) { 3340 if (button3 && buttonpress)
3057 if (R->selection.clicks == 1 || button3) { 3341 {
3058 if (R->hate_those_clicks) { 3342 /* button3 press */
3059 R->hate_those_clicks = 0; 3343 /*
3060 if (R->selection.clicks == 1) { 3344 * first determine which edge of the selection we are closest to
3061 R->selection.beg.row = R->selection.mark.row; 3345 */
3062 R->selection.beg.col = R->selection.mark.col; 3346 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3063 } else { 3347 || (!ROWCOL_IS_AFTER (pos, selection.end)
3348 && (((pos.col - selection.beg.col)
3349 + ((pos.row - selection.beg.row) * ncol))
3350 < ((selection.end.col - pos.col)
3351 + ((selection.end.row - pos.row) * ncol)))))
3352 closeto = LEFT;
3353
3354 if (closeto == LEFT)
3355 {
3356 selection.beg.row = pos.row;
3357 selection.beg.col = pos.col;
3358 selection.mark.row = selection.end.row;
3359 selection.mark.col = selection.end.col - (selection.clicks == 2);
3360 }
3361 else
3362 {
3363 selection.end.row = pos.row;
3364 selection.end.col = pos.col;
3064 R->selection.mark.row = R->selection.beg.row; 3365 selection.mark.row = selection.beg.row;
3065 R->selection.mark.col = R->selection.beg.col; 3366 selection.mark.col = selection.beg.col;
3367 }
3368 }
3369 else
3370 {
3371 /* button1 drag or button3 drag */
3372 if (ROWCOL_IS_AFTER (selection.mark, pos))
3373 {
3374 if (selection.mark.row == selection.end.row
3375 && selection.mark.col == selection.end.col
3376 && clickchange
3377 && selection.clicks == 2)
3378 selection.mark.col--;
3379
3380 selection.beg.row = pos.row;
3381 selection.beg.col = pos.col;
3382 selection.end.row = selection.mark.row;
3383 selection.end.col = selection.mark.col + (selection.clicks == 2);
3384 }
3385 else
3386 {
3387 selection.beg.row = selection.mark.row;
3388 selection.beg.col = selection.mark.col;
3389 selection.end.row = pos.row;
3390 selection.end.col = pos.col;
3391 }
3392 }
3393
3394 if (selection.clicks == 1)
3395 {
3396 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3397 && !ROW(selection.beg.row).is_longer ()
3398#if !ENABLE_MINIMAL
3399 && !selection.rect
3400#endif
3401 )
3402 selection.beg.col = ncol;
3403
3404 if (
3405 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3406 && !ROW(selection.end.row).is_longer ()
3407#if !ENABLE_MINIMAL
3408 && !selection.rect
3409#endif
3410 )
3411 selection.end.col = ncol;
3412 }
3413 else if (selection.clicks == 2)
3414 {
3415 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3416 selection.end.col--;
3417
3418 selection_delimit_word (UP, &selection.beg, &selection.beg);
3419 selection_delimit_word (DN, &selection.end, &selection.end);
3420 }
3421 else if (selection.clicks == 3)
3422 {
3423#if ENABLE_FRILLS
3424 if (option (Opt_tripleclickwords))
3425 {
3426 selection_delimit_word (UP, &selection.beg, &selection.beg);
3427
3428 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3429 {
3430 if (!ROW(end_row).is_longer ())
3431 {
3432 selection.end.row = end_row;
3433 selection.end.col = ROW(end_row).l;
3434# if !ENABLE_MINIMAL
3435 selection_remove_trailing_spaces ();
3436# endif
3437 break;
3066 } 3438 }
3067 } 3439 }
3068 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3069 R->selection.end.row = R->selection.mark.row;
3070 R->selection.end.col = R->selection.mark.col + 1;
3071 R->selection.beg.row = pos.row;
3072 R->selection.beg.col = pos.col;
3073 } else {
3074 R->selection.beg.row = R->selection.mark.row;
3075 R->selection.beg.col = R->selection.mark.col;
3076 R->selection.end.row = pos.row;
3077 R->selection.end.col = pos.col + 1;
3078 } 3440 }
3079 } else if (R->selection.clicks == 2) { 3441 else
3080 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3442#endif
3081 &(R->selection.beg)); 3443 {
3082 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3444 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3083 &(R->selection.end)); 3445 selection.mark.col++;
3084 R->hate_those_clicks = 1; 3446
3085 } else if (R->selection.clicks == 3) {
3086 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3087 R->selection.beg.col = 0; 3447 selection.beg.col = 0;
3088 R->selection.end.col = ncol; 3448 selection.end.col = ncol;
3089 R->hate_those_clicks = 1; 3449
3090 } 3450 // select a complete logical line
3091 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)); 3451 while (selection.beg.row > -saveLines
3092 return; 3452 && ROW(selection.beg.row - 1).is_longer ())
3093 } 3453 selection.beg.row--;
3094#endif /* ! NO_OLD_SELECTION */ 3454
3095#ifndef NO_NEW_SELECTION 3455 while (selection.end.row < nrow
3096/* selection_style must not be OLD_SELECT to get here */ 3456 && ROW(selection.end.row).is_longer ())
3097/* 3457 selection.end.row++;
3098 * This is mainly xterm style selection with a couple of differences, mainly
3099 * in the way button3 drag extension works.
3100 * We're either doing: button1 drag; button3 press; or button3 drag
3101 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3102 * is always at the left/right edge of the R->selection.
3103 * b) button3 press: extend/contract character/word/line at whichever edge of
3104 * the selection we are closest to.
3105 * c) button3 drag : extend/contract character/word/line - we select around
3106 * a point/word/line which is either the start or end of the selection
3107 * and it was decided by whichever point/word/line was `fixed' at the
3108 * time of the most recent button3 press
3109 */
3110 if (button3 && buttonpress) { /* button3 press */
3111 /* 3458 }
3112 * first determine which edge of the selection we are closest to 3459 }
3113 */ 3460
3114 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3461 if (button3 && buttonpress)
3115 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3462 {
3116 && (((pos.col - R->selection.beg.col) 3463 /* mark may need to be changed */
3117 + ((pos.row - R->selection.beg.row) * ncol))
3118 < ((R->selection.end.col - pos.col)
3119 + ((R->selection.end.row - pos.row) * ncol)))))
3120 closeto = LEFT;
3121 if (closeto == LEFT) { 3464 if (closeto == LEFT)
3122 R->selection.beg.row = pos.row; 3465 {
3123 R->selection.beg.col = pos.col;
3124 R->selection.mark.row = R->selection.end.row; 3466 selection.mark.row = selection.end.row;
3125 R->selection.mark.col = R->selection.end.col 3467 selection.mark.col = selection.end.col - (selection.clicks == 2);
3126 - (R->selection.clicks == 2); 3468 }
3127 } else { 3469 else
3128 R->selection.end.row = pos.row; 3470 {
3129 R->selection.end.col = pos.col;
3130 R->selection.mark.row = R->selection.beg.row; 3471 selection.mark.row = selection.beg.row;
3131 R->selection.mark.col = R->selection.beg.col; 3472 selection.mark.col = selection.beg.col;
3132 }
3133 } else { /* button1 drag or button3 drag */
3134 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3135 if ((R->selection.mark.row == R->selection.end.row)
3136 && (R->selection.mark.col == R->selection.end.col)
3137 && clickchange && R->selection.clicks == 2)
3138 R->selection.mark.col--;
3139 R->selection.beg.row = pos.row;
3140 R->selection.beg.col = pos.col;
3141 R->selection.end.row = R->selection.mark.row;
3142 R->selection.end.col = R->selection.mark.col
3143 + (R->selection.clicks == 2);
3144 } else {
3145 R->selection.beg.row = R->selection.mark.row;
3146 R->selection.beg.col = R->selection.mark.col;
3147 R->selection.end.row = pos.row;
3148 R->selection.end.col = pos.col;
3149 }
3150 }
3151
3152 if (R->selection.clicks == 1) {
3153 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3154 if (end_col != -1 && R->selection.beg.col > end_col) {
3155#if 1
3156 R->selection.beg.col = ncol;
3157#else
3158 if (R->selection.beg.row != R->selection.end.row)
3159 R->selection.beg.col = ncol;
3160 else
3161 R->selection.beg.col = R->selection.mark.col;
3162#endif
3163 }
3164 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3165 if (end_col != -1 && R->selection.end.col > end_col)
3166 R->selection.end.col = ncol;
3167
3168 } else if (R->selection.clicks == 2) {
3169 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3170 R->selection.end.col--;
3171 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3172 &(R->selection.beg));
3173 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3174 &(R->selection.end));
3175 } else if (R->selection.clicks == 3) {
3176#ifndef NO_FRILLS
3177 if ((R->Options & Opt_tripleclickwords)) {
3178 int end_row;
3179
3180 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3181 &(R->selection.beg));
3182 end_row = R->screen.tlen[R->selection.mark.row
3183 + R->TermWin.saveLines];
3184 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3185 end_row++) {
3186 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3187 if (end_col != -1) {
3188 R->selection.end.row = end_row;
3189 R->selection.end.col = end_col;
3190 rxvt_selection_remove_trailing_spaces(aR);
3191 break;
3192 }
3193 }
3194 } else
3195#endif
3196 { 3473 }
3197 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3198 R->selection.mark.col++;
3199 R->selection.beg.col = 0;
3200 R->selection.end.col = ncol;
3201 }
3202 } 3474 }
3203 if (button3 && buttonpress) { /* mark may need to be changed */
3204 if (closeto == LEFT) {
3205 R->selection.mark.row = R->selection.end.row;
3206 R->selection.mark.col = R->selection.end.col
3207 - (R->selection.clicks == 2);
3208 } else {
3209 R->selection.mark.row = R->selection.beg.row;
3210 R->selection.mark.col = R->selection.beg.col;
3211 }
3212 }
3213 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));
3214#endif /* ! NO_NEW_SELECTION */
3215}
3216 3475
3217#ifndef NO_FRILLS 3476#if !ENABLE_MINIMAL
3218/* INTPROTO */ 3477 if (selection.rect && selection.beg.col > selection.end.col)
3478 ::swap (selection.beg.col, selection.end.col);
3479#endif
3480}
3481
3482#if !ENABLE_MINIMAL
3219void 3483void
3220rxvt_selection_remove_trailing_spaces(pR) 3484rxvt_term::selection_remove_trailing_spaces () NOTHROW
3221{ 3485{
3222 int32_t end_col, end_row; 3486 int32_t end_col, end_row;
3223 text_t *stp; 3487 text_t *stp;
3224 3488
3225 end_col = R->selection.end.col; 3489 end_col = selection.end.col;
3226 end_row = R->selection.end.row; 3490 end_row = selection.end.row;
3491
3227 for ( ; end_row >= R->selection.beg.row; ) { 3492 for (; end_row >= selection.beg.row; )
3228 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3493 {
3494 stp = ROW(end_row).t;
3495
3229 while (--end_col >= 0) { 3496 while (--end_col >= 0)
3230 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3231 break;
3232 } 3497 {
3233 if (end_col >= 0 3498 if (stp[end_col] != NOCHAR
3234 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3499 && !unicode::is_space (stp[end_col]))
3235 R->selection.end.col = end_col + 1;
3236 R->selection.end.row = end_row;
3237 break; 3500 break;
3238 } 3501 }
3502
3503 if (end_col >= 0
3504 || !ROW(end_row - 1).is_longer ())
3505 {
3506 selection.end.col = end_col + 1;
3507 selection.end.row = end_row;
3508 break;
3509 }
3510
3239 end_row--; 3511 end_row--;
3240 end_col = R->TermWin.ncol; 3512 end_col = ncol;
3241 } 3513 }
3514
3242 if (R->selection.mark.row > R->selection.end.row) { 3515 if (selection.mark.row > selection.end.row)
3516 {
3243 R->selection.mark.row = R->selection.end.row; 3517 selection.mark.row = selection.end.row;
3244 R->selection.mark.col = R->selection.end.col; 3518 selection.mark.col = selection.end.col;
3519 }
3245 } else if (R->selection.mark.row == R->selection.end.row 3520 else if (selection.mark.row == selection.end.row
3246 && R->selection.mark.col > R->selection.end.col) 3521 && selection.mark.col > selection.end.col)
3247 R->selection.mark.col = R->selection.end.col; 3522 selection.mark.col = selection.end.col;
3248} 3523}
3249#endif 3524#endif
3250 3525
3251/* ------------------------------------------------------------------------- */ 3526/* ------------------------------------------------------------------------- */
3252/* 3527/*
3253 * Double click on button 3 when already selected 3528 * Double click on button 3 when already selected
3254 * EXT: button 3 double click 3529 * EXT: button 3 double click
3255 */ 3530 */
3256void 3531void
3257rxvt_term::selection_rotate (int x, int y) 3532rxvt_term::selection_rotate (int x, int y) NOTHROW
3258{ 3533{
3259 selection.clicks = selection.clicks % 3 + 1; 3534 selection.clicks = selection.clicks % 3 + 1;
3260 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3535 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3261} 3536}
3262
3263/* ------------------------------------------------------------------------- */
3264/*
3265 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3266 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3267 * the X11 protocol.
3268 */
3269typedef CARD32 Atom32;
3270 3537
3271/* ------------------------------------------------------------------------- */ 3538/* ------------------------------------------------------------------------- */
3272/* 3539/*
3273 * Respond to a request for our current selection 3540 * Respond to a request for our current selection
3274 * EXT: SelectionRequest 3541 * EXT: SelectionRequest
3275 */ 3542 */
3276/* EXTPROTO */
3277void 3543void
3278rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3544rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3279{ 3545{
3280 XSelectionEvent ev; 3546 XSelectionEvent ev;
3547
3548 ev.type = SelectionNotify;
3549 ev.property = None;
3550 ev.display = rq.display;
3551 ev.requestor = rq.requestor;
3552 ev.selection = rq.selection;
3553 ev.target = rq.target;
3554 ev.time = rq.time;
3555
3556 if (rq.target == xa[XA_TARGETS])
3557 {
3558 Atom target_list[6];
3559 Atom *target = target_list;
3560
3561 *target++ = xa[XA_TARGETS];
3562 *target++ = xa[XA_TIMESTAMP];
3563 *target++ = XA_STRING;
3564 *target++ = xa[XA_TEXT];
3565 *target++ = xa[XA_COMPOUND_TEXT];
3566#if X_HAVE_UTF8_STRING
3567 *target++ = xa[XA_UTF8_STRING];
3568#endif
3569
3570 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3571 32, PropModeReplace,
3572 (unsigned char *)target_list, target - target_list);
3573 ev.property = rq.property;
3574 }
3575#if TODO // TODO
3576 else if (rq.target == xa[XA_MULTIPLE])
3577 {
3578 /* TODO: Handle MULTIPLE */
3579 }
3580#endif
3581 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3582 {
3583 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3584 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3585 ev.property = rq.property;
3586 }
3587 else if (rq.target == XA_STRING
3588 || rq.target == xa[XA_TEXT]
3589 || rq.target == xa[XA_COMPOUND_TEXT]
3590 || rq.target == xa[XA_UTF8_STRING]
3591 )
3592 {
3593 XTextProperty ct;
3594 Atom target = rq.target;
3595 short freect = 0;
3596 int selectlen;
3597 wchar_t *cl;
3598 enum {
3599 enc_string = XStringStyle,
3600 enc_text = XStdICCTextStyle,
3601 enc_compound_text = XCompoundTextStyle,
3602#ifdef X_HAVE_UTF8_STRING
3603 enc_utf8 = XUTF8StringStyle,
3604#else
3605 enc_utf8 = -1,
3606#endif
3607 } style;
3608
3609 if (target == XA_STRING)
3610 // we actually don't do XA_STRING, but who cares, as i18n clients
3611 // will ask for another format anyways.
3612 style = enc_string;
3613 else if (target == xa[XA_TEXT])
3614 style = enc_text;
3615 else if (target == xa[XA_COMPOUND_TEXT])
3616 style = enc_compound_text;
3617#if !ENABLE_MINIMAL
3618 else if (target == xa[XA_UTF8_STRING])
3619 style = enc_utf8;
3620#endif
3621 else
3622 {
3623 target = xa[XA_COMPOUND_TEXT];
3624 style = enc_compound_text;
3625 }
3626
3627 if (selection.text)
3628 {
3629 cl = selection.text;
3630 selectlen = selection.len;
3631 }
3632 else
3633 {
3634 cl = L"";
3635 selectlen = 0;
3636 }
3637
3638#if !ENABLE_MINIMAL
3639 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3640 // so recode it manually
3641 if (style == enc_utf8)
3642 {
3643 freect = 1;
3644 ct.encoding = target;
3645 ct.format = 8;
3646 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3647 ct.nitems = strlen ((char *)ct.value);
3648 }
3649 else
3650#endif
3651 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3652 freect = 1;
3653 else
3654 {
3655 /* if we failed to convert then send it raw */
3656 ct.value = (unsigned char *)cl;
3657 ct.nitems = selectlen;
3658 ct.encoding = target;
3659 }
3660
3661 XChangeProperty (dpy, rq.requestor, rq.property,
3662 ct.encoding, 8, PropModeReplace,
3663 ct.value, (int)ct.nitems);
3664 ev.property = rq.property;
3665
3666 if (freect)
3667 XFree (ct.value);
3668 }
3669
3670 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3671}
3672
3673/* ------------------------------------------------------------------------- */
3281#ifdef USE_XIM 3674#ifdef USE_XIM
3282 Atom32 target_list[4];
3283#else
3284 Atom32 target_list[3];
3285#endif
3286 Atom target;
3287 XTextProperty ct;
3288 XICCEncodingStyle style;
3289 char *cl[2], dummy[1];
3290
3291 ev.type = SelectionNotify;
3292 ev.property = None;
3293 ev.display = rq->display;
3294 ev.requestor = rq->requestor;
3295 ev.selection = rq->selection;
3296 ev.target = rq->target;
3297 ev.time = rq->time;
3298
3299 if (rq->target == R->xa[XA_TARGETS]) {
3300 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3301 target_list[1] = (Atom32) XA_STRING;
3302 target_list[2] = (Atom32) R->xa[XA_TEXT];
3303#ifdef USE_XIM
3304 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3305#endif
3306 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3307 (8 * sizeof(target_list[0])), PropModeReplace,
3308 (unsigned char *)target_list,
3309 (sizeof(target_list) / sizeof(target_list[0])));
3310 ev.property = rq->property;
3311 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3312 /* TODO: Handle MULTIPLE */
3313 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3314 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3315 (8 * sizeof(Time)), PropModeReplace,
3316 (unsigned char *)&R->selection_time, 1);
3317 ev.property = rq->property;
3318 } else if (rq->target == XA_STRING
3319 || rq->target == R->xa[XA_COMPOUND_TEXT]
3320 || rq->target == R->xa[XA_TEXT]) {
3321#ifdef USE_XIM
3322 short freect = 0;
3323#endif
3324 int selectlen;
3325
3326#ifdef USE_XIM
3327 if (rq->target != XA_STRING) {
3328 target = R->xa[XA_COMPOUND_TEXT];
3329 style = (rq->target == R->xa[XA_COMPOUND_TEXT])
3330 ? XCompoundTextStyle : XStdICCTextStyle;
3331 } else
3332#endif
3333 {
3334 target = XA_STRING;
3335 style = XStringStyle;
3336 }
3337 if (R->selection.text) {
3338 cl[0] = (char *)R->selection.text;
3339 selectlen = R->selection.len;
3340 } else {
3341 cl[0] = dummy;
3342 *dummy = '\0';
3343 selectlen = 0;
3344 }
3345#ifdef USE_XIM
3346 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3347 == Success) /* if we failed to convert then send it raw */
3348 freect = 1;
3349 else
3350#endif
3351 {
3352 ct.value = (unsigned char *)cl[0];
3353 ct.nitems = selectlen;
3354 }
3355 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3356 target, 8, PropModeReplace,
3357 ct.value, (int)ct.nitems);
3358 ev.property = rq->property;
3359#ifdef USE_XIM
3360 if (freect)
3361 XFree(ct.value);
3362#endif
3363 }
3364 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev);
3365}
3366
3367/* ------------------------------------------------------------------------- *
3368 * MOUSE ROUTINES *
3369 * ------------------------------------------------------------------------- */
3370
3371/*
3372 * return col/row values corresponding to x/y pixel values
3373 */
3374void 3675void
3375rxvt_term::pixel_position (int *x, int *y)
3376{
3377 *x = Pixel2Col(*x);
3378 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3379 *y = Pixel2Row(*y);
3380 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3381}
3382
3383/* ------------------------------------------------------------------------- */
3384#ifdef USE_XIM
3385void
3386rxvt_term::set_position (XPoint *pos) 3676rxvt_term::im_set_position (XPoint &pos) NOTHROW
3387{ 3677{
3388 XWindowAttributes xwa; 3678 XWindowAttributes xwa;
3389 3679
3390 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3680 XGetWindowAttributes (dpy, vt, &xwa);
3681
3391 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3682 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3392 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3683 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3393} 3684}
3394
3395#endif 3685#endif
3396/* ------------------------------------------------------------------------- */ 3686
3397 3687#if ENABLE_OVERLAY
3688void
3689rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3690{
3691 if (nrow < 1 || ncol < 1)
3692 return;
3693
3694 want_refresh = 1;
3695
3696 scr_overlay_off ();
3697
3698 if (x < 0) x = ncol - w;
3699 if (y < 0) y = nrow - h;
3700
3701 // make space for border
3702 w += 2; min_it (w, ncol);
3703 h += 2; min_it (h, nrow);
3704
3705 x -= 1; clamp_it (x, 0, ncol - w);
3706 y -= 1; clamp_it (y, 0, nrow - h);
3707
3708 ov_x = x; ov_y = y;
3709 ov_w = w; ov_h = h;
3710
3711 ov_text = new text_t *[h];
3712 ov_rend = new rend_t *[h];
3713
3714 for (y = 0; y < h; y++)
3715 {
3716 text_t *tp = ov_text[y] = new text_t[w];
3717 rend_t *rp = ov_rend[y] = new rend_t[w];
3718
3719 text_t t0, t1, t2;
3720 rend_t r = OVERLAY_RSTYLE;
3721
3722 if (y == 0)
3723 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3724 else if (y < h - 1)
3725 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3726 else
3727 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3728
3729 *tp++ = t0;
3730 *rp++ = r;
3731
3732 for (x = w - 2; x > 0; --x)
3733 {
3734 *tp++ = t1;
3735 *rp++ = r;
3736 }
3737
3738 *tp = t2;
3739 *rp = r;
3740 }
3741}
3742
3743void
3744rxvt_term::scr_overlay_off () NOTHROW
3745{
3746 if (!ov_text)
3747 return;
3748
3749 want_refresh = 1;
3750
3751 for (int y = 0; y < ov_h; y++)
3752 {
3753 delete [] ov_text[y];
3754 delete [] ov_rend[y];
3755 }
3756
3757 delete [] ov_text; ov_text = 0;
3758 delete [] ov_rend; ov_rend = 0;
3759}
3760
3761void
3762rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3763{
3764 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3765 return;
3766
3767 x++, y++;
3768
3769 ov_text[y][x] = text;
3770 ov_rend[y][x] = rend;
3771}
3772
3773void
3774rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3775{
3776 while (*s)
3777 scr_overlay_set (x++, y, *s++);
3778}
3779
3780void
3781rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3782{
3783 while (*s)
3784 {
3785 text_t t = *s++;
3786 int width = WCWIDTH (t);
3787
3788 while (width--)
3789 {
3790 scr_overlay_set (x++, y, t);
3791 t = NOCHAR;
3792 }
3793 }
3794}
3795
3796void
3797rxvt_term::scr_swap_overlay () NOTHROW
3798{
3799 if (!ov_text)
3800 return;
3801
3802 // swap screen mem with overlay
3803 for (int y = ov_h; y--; )
3804 {
3805 text_t *t1 = ov_text[y];
3806 rend_t *r1 = ov_rend[y];
3807
3808 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3809 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3810
3811 for (int x = ov_w; x--; )
3812 {
3813 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3814 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3815 }
3816 }
3817}
3818
3819#endif
3398/* ------------------------------------------------------------------------- * 3820/* ------------------------------------------------------------------------- */
3399 * DEBUG ROUTINES *
3400 * ------------------------------------------------------------------------- */
3401#if 0
3402/* INTPROTO */
3403void
3404rxvt_debug_colors(void)
3405{
3406 int color;
3407 const char *name[] = {
3408 "fg", "bg",
3409 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3410 };
3411 3821
3412 fprintf(stderr, "Color ( ");
3413 if (R->rstyle & RS_RVid)
3414 fprintf(stderr, "rvid ");
3415 if (R->rstyle & RS_Bold)
3416 fprintf(stderr, "bold ");
3417 if (R->rstyle & RS_Blink)
3418 fprintf(stderr, "blink ");
3419 if (R->rstyle & RS_Uline)
3420 fprintf(stderr, "uline ");
3421 fprintf(stderr, "): ");
3422
3423 color = GET_FGCOLOR(R->rstyle);
3424#ifndef NO_BRIGHTCOLOR
3425 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3426 color -= (minBrightCOLOR - minCOLOR);
3427 fprintf(stderr, "bright ");
3428 }
3429#endif
3430 fprintf(stderr, "%s on ", name[color]);
3431
3432 color = GET_BGCOLOR(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\n", name[color]);
3440}
3441#endif

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