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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.10 by pcg, Thu Dec 18 08:06:46 2003 UTC vs.
Revision 1.311 by root, Wed Oct 15 14:48:22 2008 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.10 2003/12/18 08:06:46 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
36#include "salloc.C" // HACK!! 33#include "salloc.C" // HACK, should be a seperate compile!
37 34
38inline void fill_text (text_t *start, text_t value, int len) 35static inline void fill_text (text_t *start, text_t value, int len)
39{ 36{
40 while (len--) 37 while (len--)
41 *start++ = value; 38 *start++ = value;
42} 39}
43 40
44/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384 42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */ 44#define TABSIZE 8 /* default tab size */
47 45
48/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 49#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 50 if (option (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 51 view_start = 0
54#define CLEAR_SELECTION(R) \ 52#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 55#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 56 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 57 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 58 = selection.end.row = selection.end.col = 0
61 59
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 61 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 63 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 65 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 67 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 69 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 71 (((A) == (C)) && ((B) <= (D)))
74 72
75/* these must be row_col_t */ 73/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 74#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 75 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 76#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 78#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 80#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 86
89/* 87/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 88 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 89 */
94#define drawBuffer (R->TermWin.vt)
95
96#define CLEAR_ROWS(row, num) \
97 if (R->TermWin.mapped) \
98 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
99 Row2Pixel(row), (unsigned int)R->TermWin.width, \
100 (unsigned int)Height2Pixel(num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 90#define CLEAR_CHARS(x, y, num) \
103 if (R->TermWin.mapped) \ 91 if (mapped) \
104 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 92 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel(num), \ 93 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 94 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \
110 R->TermWin.int_bwidth, Row2Pixel(row), \
111 (unsigned int)R->TermWin.width, \
112 (unsigned int)Height2Pixel(num))
113 95
114/* ------------------------------------------------------------------------- * 96/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 97 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 98 * ------------------------------------------------------------------------- */
99
117/* Fill part/all of a line with blanks. */ 100/* Fill part/all of a line with blanks. */
118void 101void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 102rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 103{
121 efs &= ~RS_baseattrMask; 104 if (!l.t)
105 {
106 lalloc (l);
107 col = 0;
108 width = ncol;
109 }
110
111 l.touch ();
112
113 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 114 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
115
116 text_t *et = l.t + col;
117 rend_t *er = l.r + col;
123 118
124 while (width--) 119 while (width--)
125 { 120 {
126 *et++ = ' '; 121 *et++ = ' ';
127 *er++ = efs; 122 *er++ = efs;
… …
129} 124}
130 125
131/* ------------------------------------------------------------------------- */ 126/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 127/* Fill a full line with blanks - make sure it is allocated first */
133void 128void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 129rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 130{
136#ifdef DEBUG_STRICT 131 scr_blank_line (l, 0, ncol, efs);
137 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 132
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 133 l.l = 0;
134 l.f = 0;
146} 135}
147 136
148/* ------------------------------------------------------------------------- * 137/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 138 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 139 * ------------------------------------------------------------------------- */
140
151void 141void
152rxvt_term::scr_reset () 142rxvt_term::scr_reset ()
153{ 143{
154 unsigned int ncol, nrow, total_rows, prev_total_rows; 144#if ENABLE_OVERLAY
155 unsigned int p, q; 145 scr_overlay_off ();
156 int k; 146#endif
157 rend_t setrstyle;
158 147
159 D_SCREEN((stderr, "rxvt_scr_reset()")); 148 rvideo_mode = false;
160
161 TermWin.view_start = 0; 149 view_start = 0;
162 num_scr = 0; 150 num_scr = 0;
163 151
164 if (TermWin.ncol == 0) 152 if (ncol == 0)
165 TermWin.ncol = 80; 153 ncol = 80;
166 154
167 if (TermWin.nrow == 0) 155 if (nrow == 0)
168 TermWin.nrow = 24; 156 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 157
173 if (ncol == prev_ncol && nrow == prev_nrow) 158 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 159 return;
175 160
161 if (current_screen != PRIMARY)
162 scr_swap_screen ();
163
164 // we need at least two lines for wrapping to work correctly
165 while (nrow + saveLines < 2)
166 {
167 //TODO//FIXME
168 saveLines++;
169 prev_nrow--;
170 top_row--;
171 }
172
176 want_refresh = 1; 173 want_refresh = 1;
177 174
175 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 176 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 177
181 screen.tscroll = 0; 178 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 179 screen.bscroll = nrow - 1;
183 180
184 if (!talloc) 181 if (!row_buf)
185 { 182 {
183 /*
184 * first time called so just malloc everything: don't rely on realloc
185 */
186 top_row = 0;
187 term_start = 0;
188
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 189 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 190 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
188 }
189
190 if (prev_nrow == 0)
191 {
192 /*
193 * first time called so just malloc everything : don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL
195 */
196 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
197 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 191
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 192 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 193 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
194 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 195
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 196 for (int row = nrow; row--; )
205 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
206 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208
209 for (p = 0; p < nrow; p++)
210 {
211 q = p + TermWin.saveLines;
212 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
214 screen.tlen[q] = swap.tlen[p] = 0;
215 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
216 } 197 {
198 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
199 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
200 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
201 }
217 202
218 MEMSET(charsets, 'B', sizeof(charsets)); 203 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 204 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 205 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 206 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 207 screen.charset = 0;
224 current_screen = PRIMARY; 208 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 209 scr_cursor (SAVE);
226 210
227#if NSCREENS 211#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 212 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 213 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 214 swap.charset = 0;
231 current_screen = SECONDARY; 215 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 216 scr_cursor (SAVE);
233 current_screen = PRIMARY; 217 current_screen = PRIMARY;
234#endif 218#endif
235 219
236 selection.text = NULL; 220 selection.text = NULL;
237 selection.len = 0; 221 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 222 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 223 selection.screen = PRIMARY;
240 selection.clicks = 0; 224 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this);
242 rvideo = 0;
243 } 225 }
244 else 226 else
245 { 227 {
246 /* 228 /*
247 * add or delete rows as appropriate 229 * add or delete rows as appropriate
248 */ 230 */
249 setrstyle = DEFAULT_RSTYLE;
250 231
232 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
233 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
234
235#if 0
251 if (nrow < prev_nrow) 236 if (nrow < prev_nrow)
252 { 237 {
253 /* delete rows */
254 k = min (TermWin.nscrolled, prev_nrow - nrow);
255 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
256
257 for (p = nrow; p < prev_nrow; p++) 238 for (int row = nrow; row < prev_nrow; row++)
258 { 239 {
259 q = p + TermWin.saveLines; 240 lfree (swap_buf [row]);
260 if (screen.text[q]) 241 lfree (drawn_buf[row]);
242 }
243 }
244#endif
245
246 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
247 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
248
249 for (int row = min (nrow, prev_nrow); row--; )
250 {
251 lresize (drawn_buf[row]);
252 lresize (swap_buf [row]);
253 }
254
255 for (int row = prev_nrow; row < nrow; row++)
256 {
257 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
258 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
259 }
260
261 line_t *old_buf = row_buf;
262 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
263
264 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
265 int pend = MOD (term_start + top_row , prev_total_rows);
266 int q = total_rows; // rewrapped row
267
268 if (top_row)
269 {
270 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
271 // to come up with a lean and mean algorithm.
272
273 row_col_t ocur = screen.cur;
274 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
275
276 do
277 {
278 p = MOD (p - 1, prev_total_rows);
279#ifdef DEBUG_STRICT
280 assert (old_buf [MOD (p, prev_total_rows)].t);
281#endif
282 int plines = 1;
283 int llen = old_buf [MOD (p, prev_total_rows)].l;
284
285 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 286 {
262#ifdef DEBUG_STRICT 287 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 288
264#endif 289 plines++;
265 talloc->free (screen.text[q]); 290 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 291 }
268 if (swap.text[p]) 292
293 int qlines = max (0, (llen - 1) / ncol) + 1;
294
295 // drop partial lines completely
296 if (q < qlines)
297 break;
298
299 q -= qlines;
300
301 int lofs = 0;
302 line_t *qline;
303
304 // re-assemble the full line by destination lines
305 for (int qrow = q; qlines--; qrow++)
269 { 306 {
270#ifdef DEBUG_STRICT 307 qline = row_buf + qrow;
271 assert (swap.rend[p]); 308 lalloc (*qline);
272#endif 309 qline->l = ncol;
273 talloc->free (swap.text[p]); 310 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 311
312 int qcol = 0;
313
314 // see below for cursor adjustment rationale
315 if (p == ocur.row)
316 screen.cur.row = q - (total_rows - nrow);
317
318 // fill a single destination line
319 while (lofs < llen && qcol < ncol)
320 {
321 int prow = lofs / prev_ncol;
322 int pcol = lofs % prev_ncol;
323
324 prow = MOD (p + prow, prev_total_rows);
325
326 // we only adjust the cursor _row_ and put it into
327 // the topmost line of "long line" it was in, as
328 // this seems to upset applications/shells/readline
329 // least.
330 if (prow == ocur.row)
331 screen.cur.row = q - (total_rows - nrow);
332
333 line_t &pline = old_buf [prow];
334
335 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
336
337 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
338 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
339
340 lofs += len;
341 qcol += len;
342 }
275 } 343 }
276#ifdef DEBUG_STRICT 344
277 assert (drawn_text[p] && drawn_rend[p]); 345 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 346 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 347 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 348 }
349 while (p != pend && q > 0);
282 350
283 /* we have fewer rows so fix up cursor position */ 351 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 352 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 353
287 scr_reset_realloc (); /* realloc _last_ */ 354 // make sure all terminal lines exist
288 } 355 while (top_row > 0)
289 else if (nrow > prev_nrow) 356 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 357 }
291 /* add rows */ 358 else
292 scr_reset_realloc (); /* realloc _first_ */ 359 {
360 // if no scrollback exists (yet), wing, instead of wrap
293 361
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 362 for (int row = min (nrow, prev_nrow); row--; )
295
296 k = min (TermWin.nscrolled, nrow - prev_nrow);
297
298 for (p = prev_total_rows; p < total_rows; p++)
299 { 363 {
300 screen.tlen[p] = 0; 364 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 365 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 366
367 qline = pline;
368 lresize (qline);
303 } 369 }
304 370
305 for (p = prev_total_rows; p < total_rows - k; p++)
306 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
307
308 for (p = prev_nrow; p < nrow; p++) 371 for (int row = prev_nrow; row < nrow; row++)
309 { 372 {
310 swap.tlen[p] = 0; 373 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
311 swap.text[p] = NULL;
312 swap.rend[p] = NULL;
313 drawn_text[p] = NULL;
314 drawn_rend[p] = NULL;
315 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
316 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
317 } 374 }
318 375
319 if (k > 0) 376 term_start = 0;
320 {
321 scr_scroll_text (0, (int)nrow - 1, -k, 1);
322 screen.cur.row += k;
323 screen.s_cur.row += k;
324 TermWin.nscrolled -= k;
325 }
326#ifdef DEBUG_STRICT
327 assert(screen.cur.row < TermWin.nrow);
328 assert(swap.cur.row < TermWin.nrow);
329#else /* drive with your eyes closed */
330
331 MIN_IT(screen.cur.row, nrow - 1);
332 MIN_IT(swap.cur.row, nrow - 1);
333#endif
334 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
335 }
336
337 /* resize columns */
338 if (ncol != prev_ncol)
339 { 377 }
340 int common = min (prev_ncol, ncol);
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
343
344 for (p = 0; p < total_rows; p++)
345 {
346 if (screen.text[p])
347 {
348 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
349 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
350 378
351 MIN_IT(screen.tlen[p], (int16_t)ncol); 379 free (old_buf);
380 delete old_ta;
381 delete old_ra;
352 382
353 if (ncol > prev_ncol) 383 clamp_it (screen.cur.row, 0, nrow - 1);
354 scr_blank_line (&(screen.text[p][prev_ncol]), 384 clamp_it (screen.cur.col, 0, ncol - 1);
355 &(screen.rend[p][prev_ncol]),
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360 385
361 for (p = 0; p < nrow; p++)
362 {
363 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
364 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
365
366 if (ncol > prev_ncol)
367 scr_blank_line (&(drawn_text[p][prev_ncol]),
368 &(drawn_rend[p][prev_ncol]),
369 ncol - prev_ncol, setrstyle);
370
371 if (swap.text[p])
372 {
373 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
374 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
375
376 MIN_IT(swap.tlen[p], (int16_t)ncol);
377
378 if (ncol > prev_ncol)
379 scr_blank_line (&(swap.text[p][prev_ncol]),
380 &(swap.rend[p][prev_ncol]),
381 ncol - prev_ncol, setrstyle);
382 }
383
384 }
385
386 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
387 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
388
389 delete talloc; talloc = ta;
390 delete ralloc; ralloc = ra;
391 }
392
393 if (tabs)
394 free(tabs); 386 free (tabs);
395 } 387 }
388
389 CLEAR_ALL_SELECTION ();
396 390
397 prev_nrow = nrow; 391 prev_nrow = nrow;
398 prev_ncol = ncol; 392 prev_ncol = ncol;
399 393
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char)); 394 tabs = (char *)rxvt_malloc (ncol);
401 395
402 for (p = 0; p < ncol; p++) 396 for (int col = ncol; --col; )
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 397 tabs [col] = col % TABSIZE == 0;
398
399 if (current_screen != PRIMARY)
400 scr_swap_screen ();
404 401
405 tt_winch (); 402 tt_winch ();
406}
407 403
408void 404 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
409rxvt_term::scr_reset_realloc()
410{
411 uint16_t total_rows, nrow;
412
413 nrow = TermWin.nrow;
414 total_rows = nrow + TermWin.saveLines;
415 /* *INDENT-OFF* */
416 screen.text = (text_t **)rxvt_realloc(screen.text, total_rows * sizeof(text_t *));
417 buf_text = (text_t **)rxvt_realloc(buf_text , total_rows * sizeof(text_t *));
418 drawn_text = (text_t **)rxvt_realloc(drawn_text , nrow * sizeof(text_t *));
419 swap.text = (text_t **)rxvt_realloc(swap.text , nrow * sizeof(text_t *));
420
421 screen.tlen = (int16_t *)rxvt_realloc(screen.tlen, total_rows * sizeof(int16_t));
422 swap.tlen = (int16_t *)rxvt_realloc(swap.tlen , total_rows * sizeof(int16_t));
423
424 screen.rend = (rend_t **)rxvt_realloc(screen.rend, total_rows * sizeof(rend_t *));
425 buf_rend = (rend_t **)rxvt_realloc(buf_rend , total_rows * sizeof(rend_t *));
426 drawn_rend = (rend_t **)rxvt_realloc(drawn_rend , nrow * sizeof(rend_t *));
427 swap.rend = (rend_t **)rxvt_realloc(swap.rend , nrow * sizeof(rend_t *));
428 /* *INDENT-ON* */
429} 405}
430 406
431/* ------------------------------------------------------------------------- */ 407/* ------------------------------------------------------------------------- */
432/* 408/*
433 * Free everything. That way malloc debugging can find leakage. 409 * Free everything. That way malloc debugging can find leakage.
434 */ 410 */
435void 411void
436rxvt_term::scr_release() 412rxvt_term::scr_release () NOTHROW
437{ 413{
438 uint16_t total_rows; 414 if (row_buf)
439 int i;
440
441 total_rows = TermWin.nrow + TermWin.saveLines;
442
443#ifdef DEBUG_STRICT
444 for (i = 0; i < total_rows; i++)
445 {
446 if (screen.text[i])
447 /* then so is screen.rend[i] */
448 assert(screen.rend[i]);
449 } 415 {
450#endif 416 delete talloc; talloc = 0;
417 delete ralloc; ralloc = 0;
451 418
452 delete talloc; 419 free (row_buf);
453 delete ralloc; 420 free (swap_buf);
454 421 free (drawn_buf);
455 free (screen.text);
456 free (screen.tlen);
457 free (screen.rend);
458 free (drawn_text);
459 free (drawn_rend);
460 free (swap.text);
461 free (swap.tlen);
462 free (swap.rend);
463 free (buf_text);
464 free (buf_rend);
465 free (tabs); 422 free (tabs);
466 423
467 /* NULL these so if anything tries to use them, we'll know about it */ 424 row_buf = 0; // signal that we freed all the arrays
468 screen.text = drawn_text = swap.text = NULL; 425 }
469 screen.rend = drawn_rend = swap.rend = NULL;
470 screen.tlen = swap.tlen = NULL;
471 buf_text = NULL;
472 buf_rend = NULL;
473 tabs = NULL;
474} 426}
475 427
476/* ------------------------------------------------------------------------- */ 428/* ------------------------------------------------------------------------- */
477/* 429/*
478 * Hard reset 430 * Hard reset
479 */ 431 */
480/* EXTPROTO */
481void 432void
482rxvt_scr_poweron(pR) 433rxvt_term::scr_poweron ()
483{ 434{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 435 scr_release ();
487 R->prev_nrow = R->prev_ncol = 0; 436 prev_nrow = prev_ncol = 0;
488 R->scr_reset (); 437 scr_reset ();
489 438
490 rxvt_scr_clear (aR); 439 scr_clear (true);
491 rxvt_scr_refresh (aR_ SLOW_REFRESH); 440 scr_refresh ();
492#ifdef RXVT_GRAPHICS
493 rxvt_Gr_reset (aR);
494#endif
495} 441}
496 442
497/* ------------------------------------------------------------------------- * 443/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 444 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 445 * ------------------------------------------------------------------------- */
500/* 446/*
501 * Save and Restore cursor 447 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 448 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 449 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 450 */
505/* EXTPROTO */
506void 451void
507rxvt_scr_cursor(pR_ int mode) 452rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 453{
509 screen_t *s; 454 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 455
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 456#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 457 if (current_screen == SECONDARY)
515 s = &(R->swap); 458 s = &swap;
516 else 459 else
517#endif 460#endif
518 s = &(R->screen); 461 s = &screen;
462
519 switch (mode) { 463 switch (mode)
464 {
520 case SAVE: 465 case SAVE:
521 s->s_cur.row = s->cur.row; 466 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 467 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 468 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 469 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 470 s->s_charset_char = charsets[screen.charset];
526 break; 471 break;
472
527 case RESTORE: 473 case RESTORE:
528 R->want_refresh = 1; 474 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 475 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 476 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 477 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 478 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 479 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 480 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 481 set_font_style ();
536 break; 482 break;
537 } 483 }
484
538/* boundary check in case screen size changed between SAVE and RESTORE */ 485 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 486 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 487 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT 488#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 489 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 490 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */
545 MAX_IT(s->cur.row, 0);
546 MAX_IT(s->cur.col, 0);
547#endif 491#endif
492}
493
494void
495rxvt_term::scr_swap_screen ()
496{
497 if (!option (Opt_secondaryScreen))
498 return;
499
500 for (int i = prev_nrow; i--; )
501 ::swap (ROW(i), swap_buf [i]);
502
503 ::swap (screen.cur, swap.cur);
504
505 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
506 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 507}
549 508
550/* ------------------------------------------------------------------------- */ 509/* ------------------------------------------------------------------------- */
551/* 510/*
552 * Swap between primary and secondary screens 511 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 512 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 513 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 514 */
556/* EXTPROTO */ 515void
557int
558rxvt_scr_change_screen(pR_ int scrn) 516rxvt_term::scr_change_screen (int scrn)
559{ 517{
560 int i; 518 if (scrn == current_screen)
519 return;
520
521 want_refresh = 1;
522 view_start = 0;
523
524 selection_check (2); /* check for boundary cross */
525
526 int i = current_screen; current_screen = scrn; scrn = i;
527
561#if NSCREENS 528#if NSCREENS
562 int offset; 529 if (option (Opt_secondaryScreen))
563#endif 530 {
564
565 R->want_refresh = 1;
566
567 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
568
569 R->TermWin.view_start = 0;
570
571 if (R->current_screen == scrn)
572 return R->current_screen;
573
574 rxvt_selection_check(aR_ 2); /* check for boundary cross */
575
576 SWAP_IT(R->current_screen, scrn, int);
577#if NSCREENS
578 R->num_scr = 0; 531 num_scr = 0;
579 offset = R->TermWin.saveLines; 532
580 for (i = R->prev_nrow; i--;) { 533 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 534
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 535 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 536 ::swap (screen.flags, swap.flags);
584 }
585 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
586 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
587# ifdef DEBUG_STRICT
588 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
589 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
590# else /* drive with your eyes closed */
591 MAX_IT(R->screen.cur.row, 0);
592 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
593 MAX_IT(R->screen.cur.col, 0);
594 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
595# endif
596 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
597 SWAP_IT(R->screen.flags, R->swap.flags, int);
598 R->screen.flags |= Screen_VisibleCursor; 537 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 538 swap.flags |= Screen_VisibleCursor;
600
601# ifdef RXVT_GRAPHICS
602
603 if (rxvt_Gr_Displayed(aR)) {
604 rxvt_Gr_scroll(aR_ 0);
605 rxvt_Gr_ChangeScreen(aR);
606 } 539 }
540 else
607# endif 541#endif
608#else 542 if (option (Opt_secondaryScroll))
609# ifdef SCROLL_ON_NO_SECONDARY
610# ifdef RXVT_GRAPHICS
611 if (rxvt_Gr_Displayed(aR))
612 rxvt_Gr_ClearScreen(aR);
613# endif
614 if (R->current_screen == PRIMARY
615# ifdef RXVT_GRAPHICS
616 && !rxvt_Gr_Displayed(aR)
617# endif
618 )
619 R->scr_scroll_text(0, (R->prev_nrow - 1), R->prev_nrow, 0); 543 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 544}
621#endif 545
546// clear WrapNext indicator, solidifying position on next line
547void
548rxvt_term::scr_do_wrap () NOTHROW
549{
550 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 551 return;
552
553 screen.flags &= ~Screen_WrapNext;
554
555 screen.cur.col = 0;
556
557 if (screen.cur.row == screen.bscroll)
558 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
559 else if (screen.cur.row < nrow - 1)
560 screen.cur.row++;
623} 561}
624 562
625/* ------------------------------------------------------------------------- */ 563/* ------------------------------------------------------------------------- */
626/* 564/*
627 * Change the colour for following text 565 * Change the colour for following text
628 */ 566 */
629/* EXTPROTO */
630void 567void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 568rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 569{
570 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 571 color = fgbg;
572
634 if (fgbg == Color_fg) 573 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 574 rstyle = SET_FGCOLOR (rstyle, color);
636 else 575 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 576 rstyle = SET_BGCOLOR (rstyle, color);
638} 577}
639 578
640/* ------------------------------------------------------------------------- */ 579/* ------------------------------------------------------------------------- */
641/* 580/*
642 * Change the rendition style for following text 581 * Change the rendition style for following text
643 */ 582 */
644/* EXTPROTO */
645void 583void
646rxvt_scr_rendition(pR_ int set, int style) 584rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 585{
648 if (set) 586 if (set)
649 R->rstyle |= style; 587 rstyle |= style;
650 else if (style == ~RS_None) 588 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 589 rstyle = DEFAULT_RSTYLE;
652 else 590 else
653 R->rstyle &= ~style; 591 rstyle &= ~style;
654} 592}
655 593
656/* ------------------------------------------------------------------------- */ 594/* ------------------------------------------------------------------------- */
657/* 595/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 596 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 597 * count positive ==> scroll up
660 * count negative ==> scroll down 598 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 599 */
663int 600int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 601rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 602{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 603 if (count == 0 || (row1 > row2))
670 return 0; 604 return 0;
671 605
672 want_refresh = 1; 606 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 607 num_scr += count;
674 608
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 609 if (count > 0
610 && row1 == 0
611 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
612 {
613 top_row = max (top_row - count, -saveLines);
614
615 // scroll everything up 'count' lines
616 term_start = (term_start + count) % total_rows;
617
618 // sever bottommost line
676 { 619 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 620 line_t &l = ROW(row2 - count);
678 621 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 622 l.touch ();
680 TermWin.nscrolled = TermWin.saveLines;
681 else
682 TermWin.nscrolled = (uint16_t)nscrolled;
683
684 if ((Options & Opt_scrollWithBuffer)
685 && TermWin.view_start != 0
686 && TermWin.view_start != TermWin.saveLines)
687 rxvt_scr_page (this, UP, count);
688 } 623 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 624
692 row2 += TermWin.saveLines; 625 // erase newly scrolled-in lines
626 for (int i = count; i--; )
627 {
628 line_t &l = ROW(nrow - 1 - i);
693 629
630 // optimize if already cleared, can be significant on slow machines
631 // could be rolled into scr_blank_screen_mem
632 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
633 {
634 scr_blank_line (l, 0, l.l, rstyle);
635 l.l = 0;
636 l.f = 0;
637 }
638 else
639 scr_blank_screen_mem (l, rstyle);
640 }
641
642 // now copy lines below the scroll region bottom to the
643 // bottom of the screen again, so they look as if they
644 // hadn't moved.
645 for (int i = nrow; --i > row2; )
646 {
647 line_t &l1 = ROW(i - count);
648 line_t &l2 = ROW(i);
649
650 ::swap (l1, l2);
651 l2.touch ();
652 }
653
654 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 655 if (selection.op && current_screen == selection.screen)
695 {
696 i = selection.beg.row + TermWin.saveLines;
697 j = selection.end.row + TermWin.saveLines;
698 if ((i < row1 && j > row1)
699 || (i < row2 && j > row2)
700 || (i - count < row1 && i >= row1)
701 || (i - count > row2 && i <= row2)
702 || (j - count < row1 && j >= row1)
703 || (j - count > row2 && j <= row2))
704 {
705 CLEAR_ALL_SELECTION (this);
706 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
707 } 656 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 657 selection.beg.row -= count;
712 selection.end.row -= count; 658 selection.end.row -= count;
713 selection.mark.row -= count; 659 selection.mark.row -= count;
660
661 if (selection.beg.row < top_row
662 || selection.end.row < top_row
663 || selection.mark.row < top_row)
664 {
665 CLEAR_ALL_SELECTION ();
666 selection.op = SELECTION_CLEAR;
714 } 667 }
715 }
716
717 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */
718
719 num_scr += count;
720 j = count;
721
722 if (count < 0)
723 count = -count;
724
725 i = row2 - row1 + 1;
726 MIN_IT(count, i);
727
728 if (j > 0)
729 {
730 /* A: scroll up */
731
732 /* A1: Copy lines that will get clobbered by the rotation */
733 for (i = 0, j = row1; i < count; i++, j++)
734 { 668 }
735 buf_text[i] = screen.text[j]; 669
736 buf_rend[i] = screen.rend[j]; 670 // finally move the view window, if desired
671 if (option (Opt_scrollWithBuffer)
672 && view_start != 0
673 && view_start != -saveLines)
674 scr_page (UP, count);
675
676 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
677 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
678 }
679 else
680 {
681 if (selection.op && current_screen == selection.screen)
737 } 682 {
738 /* A2: Rotate lines */ 683 if ((selection.beg.row < row1 && selection.end.row > row1)
739 for (j = row1, i = j + count; i <= row2; i++, j++) 684 || (selection.beg.row < row2 && selection.end.row > row2)
685 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
686 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
687 || (selection.end.row - count < row1 && selection.end.row >= row1)
688 || (selection.end.row - count > row2 && selection.end.row <= row2))
689 {
690 CLEAR_ALL_SELECTION ();
691 selection.op = SELECTION_CLEAR;
692 }
693 else if (selection.end.row >= row1 && selection.end.row <= row2)
694 {
695 /* move selected region too */
696 selection.beg.row -= count;
697 selection.end.row -= count;
698 selection.mark.row -= count;
699
700 selection_check (0);
701 }
740 { 702 }
741 screen.tlen[j] = screen.tlen[i]; 703
742 screen.text[j] = screen.text[i]; 704 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 705 // part of scr_scroll_text is not time-critical.
706
707 int rows = row2 - row1 + 1;
708
709 min_it (count, rows);
710
711 line_t *temp_buf = row_buf + total_rows;
712
713 for (int row = 0; row < rows; row++)
744 } 714 {
745 j = row2 - count + 1, i = count; 715 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750 716
751 /* B1: Copy lines that will get clobbered by the rotation */ 717 if (!IN_RANGE_EXC (row + count, 0, rows))
752 for (i = 0, j = row2; i < count; i++, j--) 718 scr_blank_screen_mem (temp_buf [row], rstyle);
753 { 719 }
754 buf_text[i] = screen.text[j];
755 buf_rend[i] = screen.rend[j];
756 }
757 /* B2: Rotate lines */
758 for (j = row2, i = j - count; i >= row1; i--, j--)
759 {
760 screen.tlen[j] = screen.tlen[i];
761 screen.text[j] = screen.text[i];
762 screen.rend[j] = screen.rend[i];
763 }
764 j = row1, i = count;
765 count = -count;
766 }
767 720
768 /* C: Resurrect lines */ 721 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 722 ROW(row1 + row) = temp_buf [row];
770 { 723 }
771 screen.tlen[j] = 0;
772 screen.text[j] = buf_text[i];
773 screen.rend[j] = buf_rend[i];
774
775 if (!spec) /* line length may not equal TermWin.ncol */
776 scr_blank_screen_mem (screen.text, screen.rend,
777 (unsigned int)j, rstyle);
778 }
779
780#ifdef RXVT_GRAPHICS
781 if (rxvt_Gr_Displayed (this))
782 rxvt_Gr_scroll(this, count);
783#endif
784 724
785 return count; 725 return count;
786} 726}
787 727
788/* ------------------------------------------------------------------------- */ 728/* ------------------------------------------------------------------------- */
789/* 729/*
790 * Add text given in <str> of length <len> to screen struct 730 * Add text given in <str> of length <len> to screen struct
791 */ 731 */
792/* EXTPROTO */
793void 732void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 733rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
795{ 734{
796 unsigned char checksel, clearsel;
797 uint32_t c;
798 int i, row, last_col;
799 text_t *stp;
800 rend_t *srp;
801
802 if (len <= 0) /* sanity */ 735 if (len <= 0) /* sanity */
803 return; 736 return;
804 737
738 unsigned char checksel;
739 unicode_t c;
740 int ncol = this->ncol;
741 const wchar_t *strend = str + len;
742
805 R->want_refresh = 1; 743 want_refresh = 1;
806 last_col = R->TermWin.ncol;
807
808 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
809 ZERO_SCROLLBACK(R); 744 ZERO_SCROLLBACK ();
745
810 if (nlines > 0) { 746 if (minlines > 0)
747 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 748 minlines += screen.cur.row - screen.bscroll;
749 min_it (minlines, screen.cur.row - top_row);
750
812 if ((nlines > 0) 751 if (minlines > 0
813 && (R->screen.tscroll == 0) 752 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 753 && screen.bscroll == nrow - 1)
754 {
815 /* _at least_ this many lines need to be scrolled */ 755 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 756 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 757 screen.cur.row -= minlines;
818 } 758 }
819 } 759 }
760
820#ifdef DEBUG_STRICT 761#ifdef DEBUG_STRICT
821 assert(R->screen.cur.col < last_col); 762 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 763 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 764 && screen.cur.row >= top_row);
824#else /* drive with your eyes closed */
825 MIN_IT(R->screen.cur.col, last_col - 1);
826 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
827 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
828#endif 765#endif
829 row = R->screen.cur.row + R->TermWin.saveLines; 766 int row = screen.cur.row;
830 767
831 checksel = (R->selection.op 768 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 769
835 stp = R->screen.text[row]; 770 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 771
838 for (i = 0; i < len;) { 772 while (str < strend)
839 c = str[i++]; 773 {
840 switch (c) { 774 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 775
842 rxvt_scr_tab (aR_ 1); 776 if (expect_false (c < 0x20))
777 if (c == C0_LF)
778 {
779 max_it (line->l, screen.cur.col);
780
781 screen.flags &= ~Screen_WrapNext;
782
783 if (screen.cur.row == screen.bscroll)
784 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
785 else if (screen.cur.row < (nrow - 1))
786 row = ++screen.cur.row;
787
788 line = &ROW(row); /* _must_ refresh */
843 continue; 789 continue;
844 case '\n': 790 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 791 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 792 {
793 max_it (line->l, screen.cur.col);
794
847 R->screen.flags &= ~Screen_WrapNext; 795 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 796 screen.cur.col = 0;
849 R->scr_scroll_text (R->screen.tscroll, R->screen.bscroll, 1, 0);
850 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
851 row = (++R->screen.cur.row) + R->TermWin.saveLines;
852 stp = R->screen.text[row]; /* _must_ refresh */
853 srp = R->screen.rend[row]; /* _must_ refresh */
854 continue; 797 continue;
855 case '\r': 798 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 799 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 800 {
858 R->screen.flags &= ~Screen_WrapNext; 801 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 802 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 803 }
866 804
805 if (expect_false (
867 if (checksel /* see if we're writing within selection */ 806 checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 807 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 808 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
809 ))
810 {
870 checksel = 0; 811 checksel = 0;
871 clearsel = 1; 812 /*
813 * If we wrote anywhere in the selected area, kill the selection
814 * XXX: should we kill the mark too? Possibly, but maybe that
815 * should be a similar check.
816 */
817 CLEAR_SELECTION ();
818 }
819
820 if (expect_false (screen.flags & Screen_WrapNext))
872 } 821 {
873 if (R->screen.flags & Screen_WrapNext) { 822 scr_do_wrap ();
874 R->screen.tlen[row] = -1; 823
875 if (R->screen.cur.row == R->screen.bscroll) 824 line->l = ncol;
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 825 line->is_longer (1);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 826
878 row = (++R->screen.cur.row) + R->TermWin.saveLines; 827 row = screen.cur.row;
879 stp = R->screen.text[row]; /* _must_ refresh */ 828 line = &ROW(row); /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */ 829 }
881 R->screen.cur.col = 0; 830
882 R->screen.flags &= ~Screen_WrapNext; 831 // some utf-8 decoders "decode" surrogate characters: let's fix this.
832 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
833 c = 0xfffd;
834
835 // rely on wcwidth to tell us the character width, do wcwidth before
836 // further replacements, as wcwidth might return -1 for the line
837 // drawing characters below as they might be invalid in the current
838 // locale.
839 int width = WCWIDTH (c);
840
841 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
883 } 842 {
884 if (R->screen.flags & Screen_Insert) 843 // vt100 special graphics and line drawing
885 rxvt_scr_insdel_chars(aR_ 1, INSERT); 844 // 5f-7e standard vt100
845 // 40-5e rxvt extension for extra curses acs chars
846 static uint16_t vt100_0[62] = { // 41 .. 7e
847 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
848 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
849 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
850 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
851 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
852 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
853 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
854 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
855 };
886 856
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 857 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
888 switch (c)
889 { 858 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 859 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 860 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 } 861 }
862 }
902 863
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 864 if (expect_false (screen.flags & Screen_Insert))
865 scr_insdel_chars (width, INSERT);
904 866
905 stp[R->screen.cur.col] = c; 867 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 868 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 869#if !UNICODE_3
911 int width = wcwidth (c); 870 // trim characters we can't store directly :(
871 if (c >= 0x10000)
872# if ENABLE_COMBINING
873 c = rxvt_composite.compose (c); // map to lower 16 bits
874# else
875 c = 0xfffd;
876# endif
877#endif
878
879 // nuke the character at this position, if required
880 if (expect_false (
881 line->t[screen.cur.col] == NOCHAR
882 || (screen.cur.col < ncol - 1
883 && line->t[screen.cur.col + 1] == NOCHAR)
884 ))
912 885 {
913 if (width > 1) 886 int col = screen.cur.col;
887
888 // find begin
889 while (col > 0 && line->t[col] == NOCHAR)
890 col--;
891
892 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
893
894 // found begin, nuke
895 do {
896 line->t[col] = ' ';
897 line->r[col] = rend;
898 col++;
899 } while (col < ncol && line->t[col] == NOCHAR);
900 }
901
902 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
903
904 // if the character doesn't fit into the remaining columns...
905 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
914 { 906 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1) 907 // ...output spaces
908 c = ' ';
909 // and try the same character next loop iteration
910 --str;
911 }
912
913 line->touch ();
914
915 do
916 {
917 line->t[screen.cur.col] = c;
918 line->r[screen.cur.col] = rend;
919
920 if (expect_true (screen.cur.col < ncol - 1))
921 screen.cur.col++;
922 else
916 { 923 {
917 924 line->l = ncol;
918 srp[R->screen.cur.col] |= RS_wide; 925 if (screen.flags & Screen_Autowrap)
919 926 screen.flags |= Screen_WrapNext;
920 R->screen.cur.col++; 927 break;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 } 928 }
929
930 c = NOCHAR;
931 }
932 while (expect_false (--width > 0));
933
934 // pad with spaces when overwriting wide character with smaller one
935 if (expect_false (!width))
936 {
937 line->touch ();
938
939 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
940 {
941 line->t[c] = ' ';
942 line->r[c] = rend;
924 } 943 }
925 } 944 }
926 945 }
927 if (R->screen.cur.col < last_col - 1) 946#if ENABLE_COMBINING
928 R->screen.cur.col++; 947 else // width == 0
929 else {
930 R->screen.tlen[row] = last_col;
931 if (R->screen.flags & Screen_Autowrap)
932 R->screen.flags |= Screen_WrapNext;
933 } 948 {
934 } 949 if (c != 0xfeff) // ignore BOM
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 950 {
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 951 // handle combining characters
952 // we just tag the accent on the previous on-screen character.
953 // this is arguably not correct, but also arguably not wrong.
954 // we don't handle double-width characters nicely yet.
955 line_t *linep;
956 text_t *tp;
957 rend_t *rp;
937 958
938/* 959 if (screen.cur.col > 0)
939 * If we wrote anywhere in the selected area, kill the selection 960 {
940 * XXX: should we kill the mark too? Possibly, but maybe that 961 linep = line;
941 * should be a similar check. 962 tp = line->t + screen.cur.col - 1;
942 */ 963 rp = line->r + screen.cur.col - 1;
943 if (clearsel) 964 }
944 CLEAR_SELECTION(R); 965 else if (screen.cur.row > 0
966 && ROW(screen.cur.row - 1).is_longer ())
967 {
968 linep = &ROW(screen.cur.row - 1);
969 tp = line->t + ncol - 1;
970 rp = line->r + ncol - 1;
971 }
972 else
973 continue;
974
975 linep->touch ();
976
977 while (*tp == NOCHAR && tp > linep->t)
978 tp--, rp--;
979
980 // first try to find a precomposed character
981 unicode_t n = rxvt_compose (*tp, c);
982 if (n == NOCHAR)
983 n = rxvt_composite.compose (*tp, c);
984
985 *tp = n;
986 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
987 }
988 }
989#endif
990 }
991
992 max_it (line->l, screen.cur.col);
945 993
946#ifdef DEBUG_STRICT 994#ifdef DEBUG_STRICT
947 assert(R->screen.cur.row >= 0); 995 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0);
950#endif 996#endif
951} 997}
952 998
953/* ------------------------------------------------------------------------- */ 999/* ------------------------------------------------------------------------- */
954/* 1000/*
955 * Process Backspace. Move back the cursor back a position, wrap if have to 1001 * Process Backspace. Move back the cursor back a position, wrap if have to
956 * XTERM_SEQ: CTRL-H 1002 * XTERM_SEQ: CTRL-H
957 */ 1003 */
958/* EXTPROTO */
959void 1004void
960rxvt_scr_backspace(pR) 1005rxvt_term::scr_backspace () NOTHROW
961{ 1006{
962 R->want_refresh = 1;
963 if (R->screen.cur.col == 0) { 1007 if (screen.cur.col == 0)
1008 {
964 if (R->screen.cur.row > 0) { 1009 if (screen.cur.row > 0)
1010 {
965#ifdef TERMCAP_HAS_BW 1011#ifdef TERMCAP_HAS_BW
966 R->screen.cur.col = R->TermWin.ncol - 1; 1012 screen.cur.col = ncol - 1;
967 R->screen.cur.row--; 1013 --screen.cur.row;
968 return; 1014
1015 want_refresh = 1;
969#endif 1016#endif
970 } 1017 }
971 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1018 }
1019 else
972 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1020 scr_gotorc (0, -1, RELATIVE);
973 R->screen.flags &= ~Screen_WrapNext;
974} 1021}
975 1022
976/* ------------------------------------------------------------------------- */ 1023/* ------------------------------------------------------------------------- */
977/* 1024/*
978 * Process Horizontal Tab 1025 * Process Horizontal Tab
979 * count: +ve = forward; -ve = backwards 1026 * count: +ve = forward; -ve = backwards
980 * XTERM_SEQ: CTRL-I 1027 * XTERM_SEQ: CTRL-I
981 */ 1028 */
982/* EXTPROTO */
983void 1029void
984rxvt_scr_tab(pR_ int count) 1030rxvt_term::scr_tab (int count, bool ht) NOTHROW
985{ 1031{
986 int i, x; 1032 int i, x;
987 1033
988 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
989 R->want_refresh = 1; 1034 want_refresh = 1;
990 i = x = R->screen.cur.col; 1035 i = x = screen.cur.col;
1036
991 if (count == 0) 1037 if (count == 0)
992 return; 1038 return;
993 else if (count > 0) { 1039 else if (count > 0)
1040 {
1041 line_t &l = ROW(screen.cur.row);
1042 rend_t base_rend = l.r[i];
1043 ht &= l.t[i] == ' ';
1044
994 for (; ++i < R->TermWin.ncol; ) 1045 for (; ++i < ncol; )
995 if (R->tabs[i]) { 1046 if (tabs[i])
1047 {
996 x = i; 1048 x = i;
1049
997 if (!--count) 1050 if (!--count)
998 break; 1051 break;
1052 }
1053 else
1054 ht &= l.t[i] == ' '
1055 && RS_SAME (l.r[i], base_rend);
1056
1057 if (count)
1058 x = ncol - 1;
1059
1060 // store horizontal tab commands as characters inside the text
1061 // buffer so they can be selected and pasted.
1062 if (ht && option (Opt_pastableTabs))
1063 {
1064 base_rend = SET_FONT (base_rend, 0);
1065
1066 l.touch (x);
1067
1068 i = screen.cur.col;
1069
1070 l.t[i] = '\t';
1071 l.r[i] = base_rend;
1072
1073 while (++i < x)
1074 {
1075 l.t[i] = NOCHAR;
1076 l.r[i] = base_rend;
999 } 1077 }
1000 if (count) 1078 }
1001 x = R->TermWin.ncol - 1; 1079 }
1002 } else /* if (count < 0) */ { 1080 else /* if (count < 0) */
1081 {
1003 for (; --i >= 0; ) 1082 for (; --i >= 0; )
1004 if (R->tabs[i]) { 1083 if (tabs[i])
1005 x = i;
1006 if (!++count)
1007 break;
1008 } 1084 {
1009 if (count)
1010 x = 0; 1085 x = i;
1086 if (!++count)
1087 break;
1088 }
1089
1090 if (count)
1091 x = 0;
1011 } 1092 }
1093
1012 if (x != R->screen.cur.col) 1094 if (x != screen.cur.col)
1013 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1095 scr_gotorc (0, x, R_RELATIVE);
1014} 1096}
1015 1097
1016/* ------------------------------------------------------------------------- */ 1098/* ------------------------------------------------------------------------- */
1017/* 1099/*
1018 * Process DEC Back Index 1100 * Process DEC Back Index
1019 * XTERM_SEQ: ESC 6 1101 * XTERM_SEQ: ESC 6
1020 * Move cursor left in row. If we're at the left boundary, shift everything 1102 * Move cursor left in row. If we're at the left boundary, shift everything
1021 * in that row right. Clear left column. 1103 * in that row right. Clear left column.
1022 */ 1104 */
1023#ifndef NO_FRILLS 1105#if !ENABLE_MINIMAL
1024/* EXTPROTO */
1025void 1106void
1026rxvt_scr_backindex(pR) 1107rxvt_term::scr_backindex () NOTHROW
1027{ 1108{
1028 if (R->screen.cur.col > 0) 1109 if (screen.cur.col > 0)
1029 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1110 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1030 else { 1111 else
1031 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1032 return; /* um, yeah? */
1033 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1112 scr_insdel_chars (1, INSERT);
1034 }
1035} 1113}
1036#endif 1114#endif
1037/* ------------------------------------------------------------------------- */ 1115/* ------------------------------------------------------------------------- */
1038/* 1116/*
1039 * Process DEC Forward Index 1117 * Process DEC Forward Index
1040 * XTERM_SEQ: ESC 9 1118 * XTERM_SEQ: ESC 9
1041 * Move cursor right in row. If we're at the right boundary, shift everything 1119 * Move cursor right in row. If we're at the right boundary, shift everything
1042 * in that row left. Clear right column. 1120 * in that row left. Clear right column.
1043 */ 1121 */
1044#ifndef NO_FRILLS 1122#if !ENABLE_MINIMAL
1045/* EXTPROTO */
1046void 1123void
1047rxvt_scr_forwardindex(pR) 1124rxvt_term::scr_forwardindex () NOTHROW
1048{ 1125{
1049 int row;
1050
1051 if (R->screen.cur.col < R->TermWin.ncol - 1) 1126 if (screen.cur.col < ncol - 1)
1052 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1127 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1053 else { 1128 else
1054 row = R->screen.cur.row + R->TermWin.saveLines; 1129 {
1055 if (R->screen.tlen[row] == 0) 1130 line_t &l = ROW(screen.cur.row);
1056 return; /* um, yeah? */ 1131
1057 else if (R->screen.tlen[row] == -1) 1132 l.touch ();
1058 R->screen.tlen[row] = R->TermWin.ncol; 1133 l.is_longer (0);
1134
1059 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1135 scr_gotorc (0, 0, R_RELATIVE);
1060 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1136 scr_insdel_chars (1, DELETE);
1061 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1137 scr_gotorc (0, ncol - 1, R_RELATIVE);
1062 } 1138 }
1063} 1139}
1064#endif 1140#endif
1065 1141
1066/* ------------------------------------------------------------------------- */ 1142/* ------------------------------------------------------------------------- */
1067/* 1143/*
1068 * Goto Row/Column 1144 * Goto Row/Column
1069 */ 1145 */
1070/* EXTPROTO */
1071void 1146void
1072rxvt_scr_gotorc(pR_ int row, int col, int relative) 1147rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1073{ 1148{
1074 R->want_refresh = 1; 1149 want_refresh = 1;
1075 ZERO_SCROLLBACK(R); 1150 ZERO_SCROLLBACK ();
1076#ifdef RXVT_GRAPHICS
1077 if (rxvt_Gr_Displayed(aR))
1078 rxvt_Gr_scroll(aR_ 0);
1079#endif
1080 1151
1081 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1082
1083 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1152 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1084 : col); 1153 clamp_it (screen.cur.col, 0, ncol - 1);
1085 MAX_IT(R->screen.cur.col, 0);
1086 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1087 1154
1088 R->screen.flags &= ~Screen_WrapNext; 1155 screen.flags &= ~Screen_WrapNext;
1156
1089 if (relative & R_RELATIVE) { 1157 if (relative & R_RELATIVE)
1158 {
1090 if (row > 0) { 1159 if (row > 0)
1160 {
1091 if (R->screen.cur.row <= R->screen.bscroll 1161 if (screen.cur.row <= screen.bscroll
1092 && (R->screen.cur.row + row) > R->screen.bscroll) 1162 && (screen.cur.row + row) > screen.bscroll)
1093 R->screen.cur.row = R->screen.bscroll; 1163 screen.cur.row = screen.bscroll;
1094 else 1164 else
1095 R->screen.cur.row += row;
1096 } else if (row < 0) {
1097 if (R->screen.cur.row >= R->screen.tscroll
1098 && (R->screen.cur.row + row) < R->screen.tscroll)
1099 R->screen.cur.row = R->screen.tscroll;
1100 else
1101 R->screen.cur.row += row;
1102 }
1103 } else {
1104 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1105 R->screen.cur.row = row + R->screen.tscroll;
1106 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1107 } else
1108 R->screen.cur.row = row; 1165 screen.cur.row += row;
1166 }
1167 else if (row < 0)
1168 {
1169 if (screen.cur.row >= screen.tscroll
1170 && (screen.cur.row + row) < screen.tscroll)
1171 screen.cur.row = screen.tscroll;
1172 else
1173 screen.cur.row += row;
1174 }
1175 }
1176 else
1109 } 1177 {
1110 MAX_IT(R->screen.cur.row, 0); 1178 if (screen.flags & Screen_Relative)
1111 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1179 {
1112} 1180 /* relative origin mode */
1181 screen.cur.row = row + screen.tscroll;
1182 min_it (screen.cur.row, screen.bscroll);
1183 }
1184 else
1185 screen.cur.row = row;
1186 }
1113 1187
1188 clamp_it (screen.cur.row, 0, nrow - 1);
1189}
1190
1114/* ------------------------------------------------------------------------- */ 1191/* ------------------------------------------------------------------------- */
1115/* 1192/*
1116 * direction should be UP or DN 1193 * direction should be UP or DN
1117 */ 1194 */
1118/* EXTPROTO */
1119void 1195void
1120rxvt_scr_index(pR_ enum page_dirn direction) 1196rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1121{ 1197{
1122 int dirn; 1198 int dirn;
1123 1199
1124 R->want_refresh = 1; 1200 want_refresh = 1;
1201 ZERO_SCROLLBACK ();
1202
1125 dirn = ((direction == UP) ? 1 : -1); 1203 dirn = ((direction == UP) ? 1 : -1);
1126 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1127 1204
1128 ZERO_SCROLLBACK(R);
1129
1130#ifdef RXVT_GRAPHICS
1131 if (rxvt_Gr_Displayed(aR))
1132 rxvt_Gr_scroll(aR_ 0);
1133#endif
1134
1135 R->screen.flags &= ~Screen_WrapNext; 1205 screen.flags &= ~Screen_WrapNext;
1206
1136 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1207 if ((screen.cur.row == screen.bscroll && direction == UP)
1137 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1208 || (screen.cur.row == screen.tscroll && direction == DN))
1138 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1209 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1139 else 1210 else
1140 R->screen.cur.row += dirn; 1211 screen.cur.row += dirn;
1141 MAX_IT(R->screen.cur.row, 0); 1212
1142 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1213 clamp_it (screen.cur.row, 0, nrow - 1);
1143 rxvt_selection_check(aR_ 0); 1214 selection_check (0);
1144} 1215}
1145 1216
1146/* ------------------------------------------------------------------------- */ 1217/* ------------------------------------------------------------------------- */
1147/* 1218/*
1148 * Erase part or whole of a line 1219 * Erase part or whole of a line
1149 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1220 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1150 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1221 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1151 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1222 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1223 * extension: clear to right unless wrapped: ESC [ 3 K
1152 */ 1224 */
1153/* EXTPROTO */
1154void 1225void
1155rxvt_scr_erase_line(pR_ int mode) 1226rxvt_term::scr_erase_line (int mode) NOTHROW
1156{ 1227{
1157 unsigned int row, col, num; 1228 unsigned int col, num;
1158 1229
1159 R->want_refresh = 1; 1230 want_refresh = 1;
1160 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1161 ZERO_SCROLLBACK (R); 1231 ZERO_SCROLLBACK ();
1162 1232
1163#ifdef RXVT_GRAPHICS
1164 if (rxvt_Gr_Displayed (aR))
1165 rxvt_Gr_scroll (aR_ 0);
1166#endif
1167
1168 rxvt_selection_check (aR_ 1); 1233 selection_check (1);
1169 1234
1170 R->screen.flags &= ~Screen_WrapNext; 1235 line_t &line = ROW(screen.cur.row);
1171 1236
1172 row = R->TermWin.saveLines + R->screen.cur.row; 1237 line.touch ();
1238 line.is_longer (0);
1239
1173 switch (mode) 1240 switch (mode)
1174 { 1241 {
1242 case 3:
1243 if (screen.flags & Screen_WrapNext)
1244 return;
1245
1246 /* fall through */
1247
1175 case 0: /* erase to end of line */ 1248 case 0: /* erase to end of line */
1176 col = R->screen.cur.col; 1249 col = screen.cur.col;
1177 num = R->TermWin.ncol - col; 1250 num = ncol - col;
1178 MIN_IT(R->screen.tlen[row], (int16_t)col); 1251 min_it (line.l, col);
1252
1179 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1253 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1180 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1254 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1181 CLEAR_SELECTION(R); 1255 CLEAR_SELECTION ();
1182 break; 1256 break;
1257
1183 case 1: /* erase to beginning of line */ 1258 case 1: /* erase to beginning of line */
1184 col = 0; 1259 col = 0;
1185 num = R->screen.cur.col + 1; 1260 num = screen.cur.col + 1;
1261
1186 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1262 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1187 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1263 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1188 CLEAR_SELECTION(R); 1264 CLEAR_SELECTION ();
1189 break; 1265 break;
1266
1190 case 2: /* erase whole line */ 1267 case 2: /* erase whole line */
1191 col = 0; 1268 col = 0;
1192 num = R->TermWin.ncol; 1269 num = ncol;
1193 R->screen.tlen[row] = 0; 1270 line.l = 0;
1194 if (R->selection.beg.row <= R->screen.cur.row 1271 if (selection.beg.row <= screen.cur.row
1195 && R->selection.end.row >= R->screen.cur.row) 1272 && selection.end.row >= screen.cur.row)
1196 CLEAR_SELECTION(R); 1273 CLEAR_SELECTION ();
1197 break; 1274 break;
1198 default: 1275 default:
1199 return; 1276 return;
1200 } 1277 }
1201 1278
1202 if (R->screen.text[row]) 1279 scr_blank_line (line, col, num, rstyle);
1203 R->scr_blank_line (&(R->screen.text[row][col]),
1204 &(R->screen.rend[row][col]), num, R->rstyle);
1205 else
1206 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1207} 1280}
1208 1281
1209/* ------------------------------------------------------------------------- */ 1282/* ------------------------------------------------------------------------- */
1210/* 1283/*
1211 * Erase part of whole of the screen 1284 * Erase part of whole of the screen
1212 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1285 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1213 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1286 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1214 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1287 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1215 */ 1288 */
1216/* EXTPROTO */
1217void 1289void
1218rxvt_scr_erase_screen(pR_ int mode) 1290rxvt_term::scr_erase_screen (int mode) NOTHROW
1219{ 1291{
1220 int num; 1292 int num;
1221 int32_t row, row_offset; 1293 int32_t row;
1222 rend_t ren; 1294 rend_t ren;
1223 XGCValues gcvalue; 1295 XGCValues gcvalue;
1224 1296
1225 R->want_refresh = 1; 1297 want_refresh = 1;
1226 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1227 ZERO_SCROLLBACK(R); 1298 ZERO_SCROLLBACK ();
1228 row_offset = (int32_t)R->TermWin.saveLines;
1229 1299
1230 switch (mode) { 1300 switch (mode)
1301 {
1231 case 0: /* erase to end of screen */ 1302 case 0: /* erase to end of screen */
1232 rxvt_selection_check(aR_ 1); 1303 selection_check (1);
1233 rxvt_scr_erase_line(aR_ 0); 1304 scr_erase_line (0);
1234 row = R->screen.cur.row + 1; /* possible OOB */ 1305 row = screen.cur.row + 1; /* possible OOB */
1235 num = R->TermWin.nrow - row; 1306 num = nrow - row;
1236 break; 1307 break;
1237 case 1: /* erase to beginning of screen */ 1308 case 1: /* erase to beginning of screen */
1238 rxvt_selection_check(aR_ 3); 1309 selection_check (3);
1239 rxvt_scr_erase_line(aR_ 1); 1310 scr_erase_line (1);
1240 row = 0; 1311 row = 0;
1241 num = R->screen.cur.row; 1312 num = screen.cur.row;
1242 break; 1313 break;
1243 case 2: /* erase whole screen */ 1314 case 2: /* erase whole screen */
1244 rxvt_selection_check(aR_ 3); 1315 selection_check (3);
1245#ifdef RXVT_GRAPHICS
1246 rxvt_Gr_ClearScreen(aR);
1247#endif
1248 row = 0; 1316 row = 0;
1249 num = R->TermWin.nrow; 1317 num = nrow;
1250 break; 1318 break;
1251 default: 1319 default:
1252 return; 1320 return;
1253 } 1321 }
1254 R->refresh_type |= REFRESH_BOUNDS; 1322
1255 if (R->selection.op && R->current_screen == R->selection.screen 1323 if (selection.op && current_screen == selection.screen
1256 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1324 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1257 || (R->selection.end.row >= row 1325 || (selection.end.row >= row
1258 && R->selection.end.row <= row + num))) 1326 && selection.end.row <= row + num)))
1259 CLEAR_SELECTION(R); 1327 CLEAR_SELECTION ();
1328
1260 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1329 if (row >= nrow) /* Out Of Bounds */
1261 return; 1330 return;
1262 MIN_IT(num, (R->TermWin.nrow - row)); 1331
1332 min_it (num, nrow - row);
1333
1334 /*TODO: the xlceararea/xfillrectangle below don't take scroll offste into account, ask mikachu for details */
1263 if (R->rstyle & (RS_RVid | RS_Uline)) 1335 if (rstyle & (RS_RVid | RS_Uline))
1264 ren = (rend_t) ~RS_None; 1336 ren = (rend_t) ~RS_None;
1265 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1337 else if (GET_BASEBG (rstyle) == Color_bg)
1338 {
1266 ren = DEFAULT_RSTYLE; 1339 ren = DEFAULT_RSTYLE;
1267 CLEAR_ROWS(row, num); 1340
1268 } else { 1341 if (mapped)
1342 XClearArea (dpy, vt, 0,
1343 Row2Pixel (row), (unsigned int)width,
1344 (unsigned int)Height2Pixel (num), False);
1345 }
1346 else
1347 {
1269 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1348 ren = rstyle & (RS_fgMask | RS_bgMask);
1270 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1349
1350 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1271 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1351 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1272 ERASE_ROWS(row, num); 1352 XFillRectangle (dpy, vt, gc,
1353 0, Row2Pixel (row),
1354 (unsigned int)width,
1355 (unsigned int)Height2Pixel (num));
1273 gcvalue.foreground = R->PixColors[Color_fg]; 1356 gcvalue.foreground = pix_colors[Color_fg];
1274 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1357 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1275 } 1358 }
1359
1276 for (; num--; row++) { 1360 for (; num--; row++)
1277 R->scr_blank_screen_mem (R->screen.text, R->screen.rend,
1278 (unsigned int)(row + row_offset), R->rstyle);
1279 R->screen.tlen[row + row_offset] = 0;
1280 R->scr_blank_line (R->drawn_text[row], R->drawn_rend[row],
1281 (unsigned int)R->TermWin.ncol, ren);
1282 } 1361 {
1362 scr_blank_screen_mem (ROW(row), rstyle);
1363 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1364 }
1283} 1365}
1366
1367#if !ENABLE_MINIMAL
1368void
1369rxvt_term::scr_erase_savelines () NOTHROW
1370{
1371 want_refresh = 1;
1372 ZERO_SCROLLBACK ();
1373
1374 top_row = 0;
1375}
1376#endif
1284 1377
1285/* ------------------------------------------------------------------------- */ 1378/* ------------------------------------------------------------------------- */
1286/* 1379/*
1287 * Fill the screen with `E's 1380 * Fill the screen with `E's
1288 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1381 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1289 */ 1382 */
1290/* EXTPROTO */
1291void 1383void
1292rxvt_scr_E(pR) 1384rxvt_term::scr_E () NOTHROW
1293{ 1385{
1294 int i, j, k; 1386 rend_t fs;
1295 rend_t *r1, fs;
1296 1387
1297 R->want_refresh = 1; 1388 want_refresh = 1;
1298 R->num_scr_allow = 0;
1299 ZERO_SCROLLBACK(R); 1389 ZERO_SCROLLBACK ();
1390
1391 num_scr_allow = 0;
1300 rxvt_selection_check(aR_ 3); 1392 selection_check (3);
1301 1393
1302 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1394 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1303 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1395 for (int row = nrow; row--; )
1304 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1396 {
1305 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1397 line_t &line = ROW(row);
1306 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1398
1399 fill_text (line.t, 'E', ncol);
1400 rend_t *r1 = line.r;
1401
1402 for (int j = ncol; j--; )
1307 *r1++ = fs; 1403 *r1++ = fs;
1404
1405 line.is_longer (0);
1406 line.touch (ncol);
1308 } 1407 }
1309} 1408}
1310 1409
1311/* ------------------------------------------------------------------------- */ 1410/* ------------------------------------------------------------------------- */
1312/* 1411/*
1313 * Insert/Delete <count> lines 1412 * Insert/Delete <count> lines
1314 */ 1413 */
1315/* EXTPROTO */
1316void 1414void
1317rxvt_scr_insdel_lines(pR_ int count, int insdel) 1415rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1318{ 1416{
1319 int end; 1417 int end;
1320 1418
1321 ZERO_SCROLLBACK(R); 1419 ZERO_SCROLLBACK ();
1322 1420
1323#ifdef RXVT_GRAPHICS
1324 if (rxvt_Gr_Displayed(aR))
1325 rxvt_Gr_scroll(aR_ 0);
1326#endif
1327
1328 rxvt_selection_check(aR_ 1); 1421 selection_check (1);
1329 1422
1330 if (R->screen.cur.row > R->screen.bscroll) 1423 if (screen.cur.row > screen.bscroll)
1424 return;
1425
1426 end = screen.bscroll - screen.cur.row + 1;
1427 if (count > end)
1428 {
1429 if (insdel == DELETE)
1331 return; 1430 return;
1332
1333 end = R->screen.bscroll - R->screen.cur.row + 1;
1334 if (count > end) {
1335 if (insdel == DELETE)
1336 return;
1337 else if (insdel == INSERT) 1431 else if (insdel == INSERT)
1338 count = end; 1432 count = end;
1339 } 1433 }
1340 R->screen.flags &= ~Screen_WrapNext;
1341 1434
1435 scr_do_wrap ();
1436
1342 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1437 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1343} 1438}
1344 1439
1345/* ------------------------------------------------------------------------- */ 1440/* ------------------------------------------------------------------------- */
1346/* 1441/*
1347 * Insert/Delete <count> characters from the current position 1442 * Insert/Delete <count> characters from the current position
1348 */ 1443 */
1349/* EXTPROTO */
1350void 1444void
1351rxvt_scr_insdel_chars(pR_ int count, int insdel) 1445rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1352{ 1446{
1353 int col, row; 1447 int col, row;
1354 rend_t tr; 1448 rend_t tr;
1355 text_t *stp;
1356 rend_t *srp;
1357 int16_t *slp;
1358 1449
1359 R->want_refresh = 1; 1450 want_refresh = 1;
1360 ZERO_SCROLLBACK(R); 1451 ZERO_SCROLLBACK ();
1361 1452
1362#ifdef RXVT_GRAPHICS
1363 if (rxvt_Gr_Displayed(aR))
1364 rxvt_Gr_scroll(aR_ 0);
1365#endif
1366
1367 if (count <= 0) 1453 if (count <= 0)
1368 return; 1454 return;
1369 1455
1456 scr_do_wrap ();
1457
1370 rxvt_selection_check(aR_ 1); 1458 selection_check (1);
1371 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1459 min_it (count, ncol - screen.cur.col);
1372 1460
1373 row = R->screen.cur.row + R->TermWin.saveLines; 1461 row = screen.cur.row;
1374 R->screen.flags &= ~Screen_WrapNext;
1375 1462
1376 stp = R->screen.text[row]; 1463 line_t *line = &ROW(row);
1377 srp = R->screen.rend[row]; 1464
1378 slp = &(R->screen.tlen[row]); 1465 line->touch ();
1466 line->is_longer (0);
1467
1379 switch (insdel) { 1468 switch (insdel)
1469 {
1380 case INSERT: 1470 case INSERT:
1381 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1471 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1382 col--) { 1472 {
1383 stp[col] = stp[col - count]; 1473 line->t[col] = line->t[col - count];
1384 srp[col] = srp[col - count]; 1474 line->r[col] = line->r[col - count];
1385 } 1475 }
1386 if (*slp != -1) { 1476
1387 *slp += count; 1477 line->l = min (line->l + count, ncol);
1388 MIN_IT(*slp, R->TermWin.ncol); 1478
1389 }
1390 if (R->selection.op && R->current_screen == R->selection.screen 1479 if (selection.op && current_screen == selection.screen
1391 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1480 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1481 {
1392 if (R->selection.end.row != R->screen.cur.row 1482 if (selection.end.row != screen.cur.row
1393 || (R->selection.end.col + count >= R->TermWin.ncol)) 1483 || (selection.end.col + count >= ncol))
1394 CLEAR_SELECTION(R); 1484 CLEAR_SELECTION ();
1485 else
1486 {
1395 else { /* shift selection */ 1487 /* shift selection */
1396 R->selection.beg.col += count; 1488 selection.beg.col += count;
1397 R->selection.mark.col += count; /* XXX: yes? */ 1489 selection.mark.col += count; /* XXX: yes? */
1398 R->selection.end.col += count; 1490 selection.end.col += count;
1399 } 1491 }
1400 } 1492 }
1401 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1493
1402 (unsigned int)count, R->rstyle); 1494 scr_blank_line (*line, screen.cur.col, count, rstyle);
1403 break; 1495 break;
1496
1404 case ERASE: 1497 case ERASE:
1405 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1498 screen.cur.col += count; /* don't worry if > ncol */
1406 rxvt_selection_check(aR_ 1); 1499 selection_check (1);
1407 R->screen.cur.col -= count; 1500 screen.cur.col -= count;
1408 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1501
1409 (unsigned int)count, R->rstyle); 1502 line->l = max (line->l - count, 0);
1503 scr_blank_line (*line, screen.cur.col, count, rstyle);
1410 break; 1504 break;
1505
1411 case DELETE: 1506 case DELETE:
1412 tr = srp[R->TermWin.ncol - 1]
1413 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1507 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1508
1414 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1509 for (col = screen.cur.col; (col + count) < ncol; col++)
1510 {
1415 stp[col] = stp[col + count]; 1511 line->t[col] = line->t[col + count];
1416 srp[col] = srp[col + count]; 1512 line->r[col] = line->r[col + count];
1417 } 1513 }
1418 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1514
1419 &(srp[R->TermWin.ncol - count]), 1515 line->l = max (line->l - count, 0);
1420 (unsigned int)count, tr); 1516 scr_blank_line (*line, ncol - count, count, tr);
1421 if (*slp == -1) /* break line continuation */ 1517
1422 *slp = R->TermWin.ncol;
1423 *slp -= count;
1424 MAX_IT(*slp, 0);
1425 if (R->selection.op && R->current_screen == R->selection.screen 1518 if (selection.op && current_screen == selection.screen
1426 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1519 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1520 {
1427 if (R->selection.end.row != R->screen.cur.row 1521 if (selection.end.row != screen.cur.row
1428 || (R->screen.cur.col >= R->selection.beg.col - count) 1522 || (screen.cur.col >= selection.beg.col - count)
1429 || R->selection.end.col >= R->TermWin.ncol) 1523 || selection.end.col >= ncol)
1430 CLEAR_SELECTION(R); 1524 CLEAR_SELECTION ();
1431 else { 1525 else
1526 {
1432 /* shift selection */ 1527 /* shift selection */
1433 R->selection.beg.col -= count; 1528 selection.beg.col -= count;
1434 R->selection.mark.col -= count; /* XXX: yes? */ 1529 selection.mark.col -= count; /* XXX: yes? */
1435 R->selection.end.col -= count; 1530 selection.end.col -= count;
1436 } 1531 }
1437 } 1532 }
1533
1438 break; 1534 break;
1439 } 1535 }
1440} 1536}
1441 1537
1442/* ------------------------------------------------------------------------- */ 1538/* ------------------------------------------------------------------------- */
1443/* 1539/*
1444 * Set the scrolling region 1540 * Set the scrolling region
1445 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1541 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1446 */ 1542 */
1447/* EXTPROTO */
1448void 1543void
1449rxvt_scr_scroll_region(pR_ int top, int bot) 1544rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1450{ 1545{
1451 MAX_IT(top, 0); 1546 max_it (top, 0);
1452 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1547 min_it (bot, nrow - 1);
1548
1453 if (top > bot) 1549 if (top > bot)
1454 return; 1550 return;
1551
1455 R->screen.tscroll = top; 1552 screen.tscroll = top;
1456 R->screen.bscroll = bot; 1553 screen.bscroll = bot;
1457 rxvt_scr_gotorc(aR_ 0, 0, 0); 1554 scr_gotorc (0, 0, 0);
1458} 1555}
1459 1556
1460/* ------------------------------------------------------------------------- */ 1557/* ------------------------------------------------------------------------- */
1461/* 1558/*
1462 * Make the cursor visible/invisible 1559 * Make the cursor visible/invisible
1463 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1560 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1464 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1561 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1465 */ 1562 */
1466/* EXTPROTO */
1467void 1563void
1468rxvt_scr_cursor_visible(pR_ int mode) 1564rxvt_term::scr_cursor_visible (int mode) NOTHROW
1469{ 1565{
1470 R->want_refresh = 1; 1566 want_refresh = 1;
1567
1471 if (mode) 1568 if (mode)
1472 R->screen.flags |= Screen_VisibleCursor; 1569 screen.flags |= Screen_VisibleCursor;
1473 else 1570 else
1474 R->screen.flags &= ~Screen_VisibleCursor; 1571 screen.flags &= ~Screen_VisibleCursor;
1475} 1572}
1476 1573
1477/* ------------------------------------------------------------------------- */ 1574/* ------------------------------------------------------------------------- */
1478/* 1575/*
1479 * Set/unset automatic wrapping 1576 * Set/unset automatic wrapping
1480 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1577 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1481 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1578 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1482 */ 1579 */
1483/* EXTPROTO */
1484void 1580void
1485rxvt_scr_autowrap(pR_ int mode) 1581rxvt_term::scr_autowrap (int mode) NOTHROW
1486{ 1582{
1487 if (mode) 1583 if (mode)
1488 R->screen.flags |= Screen_Autowrap; 1584 screen.flags |= Screen_Autowrap;
1489 else 1585 else
1490 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1586 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1491} 1587}
1492 1588
1493/* ------------------------------------------------------------------------- */ 1589/* ------------------------------------------------------------------------- */
1494/* 1590/*
1495 * Set/unset margin origin mode 1591 * Set/unset margin origin mode
… …
1498 * Relative mode: line numbers are relative to top margin of scrolling region 1594 * Relative mode: line numbers are relative to top margin of scrolling region
1499 * and the cursor cannot be moved outside. 1595 * and the cursor cannot be moved outside.
1500 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1596 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1501 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1597 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1502 */ 1598 */
1503/* EXTPROTO */
1504void 1599void
1505rxvt_scr_relative_origin(pR_ int mode) 1600rxvt_term::scr_relative_origin (int mode) NOTHROW
1506{ 1601{
1507 if (mode) 1602 if (mode)
1508 R->screen.flags |= Screen_Relative; 1603 screen.flags |= Screen_Relative;
1509 else 1604 else
1510 R->screen.flags &= ~Screen_Relative; 1605 screen.flags &= ~Screen_Relative;
1606
1511 rxvt_scr_gotorc(aR_ 0, 0, 0); 1607 scr_gotorc (0, 0, 0);
1512} 1608}
1513 1609
1514/* ------------------------------------------------------------------------- */ 1610/* ------------------------------------------------------------------------- */
1515/* 1611/*
1516 * Set insert/replace mode 1612 * Set insert/replace mode
1517 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1613 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1518 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1614 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1519 */ 1615 */
1520/* EXTPROTO */
1521void 1616void
1522rxvt_scr_insert_mode(pR_ int mode) 1617rxvt_term::scr_insert_mode (int mode) NOTHROW
1523{ 1618{
1524 if (mode) 1619 if (mode)
1525 R->screen.flags |= Screen_Insert; 1620 screen.flags |= Screen_Insert;
1526 else 1621 else
1527 R->screen.flags &= ~Screen_Insert; 1622 screen.flags &= ~Screen_Insert;
1528} 1623}
1529 1624
1530/* ------------------------------------------------------------------------- */ 1625/* ------------------------------------------------------------------------- */
1531/* 1626/*
1532 * Set/Unset tabs 1627 * Set/Unset tabs
1533 * XTERM_SEQ: Set tab at current column : ESC H 1628 * XTERM_SEQ: Set tab at current column : ESC H
1534 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1629 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1535 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1630 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1536 */ 1631 */
1537/* EXTPROTO */
1538void 1632void
1539rxvt_scr_set_tab(pR_ int mode) 1633rxvt_term::scr_set_tab (int mode) NOTHROW
1540{ 1634{
1541 if (mode < 0) 1635 if (mode < 0)
1542 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1636 memset (tabs, 0, ncol);
1543 else if (R->screen.cur.col < R->TermWin.ncol) 1637 else if (screen.cur.col < ncol)
1544 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1638 tabs [screen.cur.col] = !!mode;
1545} 1639}
1546 1640
1547/* ------------------------------------------------------------------------- */ 1641/* ------------------------------------------------------------------------- */
1548/* 1642/*
1549 * Set reverse/normal video 1643 * Set reverse/normal video
1550 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1644 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1551 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1645 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1552 */ 1646 */
1553/* EXTPROTO */
1554void 1647void
1555rxvt_scr_rvideo_mode(pR_ int mode) 1648rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1556{ 1649{
1557 XGCValues gcvalue; 1650 rvideo_mode = on;
1558 1651
1559 if (R->rvideo != mode) { 1652#ifndef NO_BELL
1560 R->rvideo = mode; 1653 on ^= rvideo_bell;
1561 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1654#endif
1562#if defined(XPM_BACKGROUND) 1655
1656 if (rvideo_state != on)
1657 {
1658 rvideo_state = on;
1659
1660 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1661#ifdef HAVE_BG_PIXMAP
1563 if (R->bgPixmap.pixmap == None) 1662 if (bgPixmap.pixmap == None)
1564#endif 1663#endif
1565#if defined(TRANSPARENT) 1664 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1566 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1567#endif
1568 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1569 R->PixColors[Color_bg]);
1570 1665
1666 XGCValues gcvalue;
1571 gcvalue.foreground = R->PixColors[Color_fg]; 1667 gcvalue.foreground = pix_colors[Color_fg];
1572 gcvalue.background = R->PixColors[Color_bg]; 1668 gcvalue.background = pix_colors[Color_bg];
1573 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1669 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1574 &gcvalue); 1670
1575 rxvt_scr_clear(aR); 1671 scr_clear ();
1576 rxvt_scr_touch(aR_ True); 1672 scr_touch (true);
1577 } 1673 }
1578} 1674}
1579 1675
1580/* ------------------------------------------------------------------------- */ 1676/* ------------------------------------------------------------------------- */
1581/* 1677/*
1582 * Report current cursor position 1678 * Report current cursor position
1583 * XTERM_SEQ: Report position: ESC [ 6 n 1679 * XTERM_SEQ: Report position: ESC [ 6 n
1584 */ 1680 */
1585/* EXTPROTO */
1586void 1681void
1587rxvt_scr_report_position(pR) 1682rxvt_term::scr_report_position () NOTHROW
1588{ 1683{
1589 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1684 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1590} 1685}
1591 1686
1592/* ------------------------------------------------------------------------- * 1687/* ------------------------------------------------------------------------- *
1593 * FONTS * 1688 * FONTS *
1594 * ------------------------------------------------------------------------- */ 1689 * ------------------------------------------------------------------------- */
1595 1690
1596/* 1691/*
1597 * Set font style 1692 * Set font style
1598 */ 1693 */
1599/* INTPROTO */
1600void 1694void
1601rxvt_set_font_style(pR) 1695rxvt_term::set_font_style () NOTHROW
1602{ 1696{
1697#if 0
1603 switch (R->charsets[R->screen.charset]) { 1698 switch (charsets [screen.charset])
1699 {
1604 case '0': /* DEC Special Character & Line Drawing Set */ 1700 case '0': /* DEC Special Character & Line Drawing Set */
1605 break; 1701 break;
1606 case 'A': /* United Kingdom (UK) */ 1702 case 'A': /* United Kingdom (UK) */
1607 break; 1703 break;
1608 case 'B': /* United States (USASCII) */ 1704 case 'B': /* United States (USASCII) */
1609 break; 1705 break;
1610 case '<': /* Multinational character set */ 1706 case '<': /* Multinational character set */
1611 break; 1707 break;
1612 case '5': /* Finnish character set */ 1708 case '5': /* Finnish character set */
1613 break; 1709 break;
1614 case 'C': /* Finnish character set */ 1710 case 'C': /* Finnish character set */
1615 break; 1711 break;
1616 case 'K': /* German character set */ 1712 case 'K': /* German character set */
1617 break; 1713 break;
1618 } 1714 }
1715#endif
1619} 1716}
1620 1717
1621/* ------------------------------------------------------------------------- */ 1718/* ------------------------------------------------------------------------- */
1622/* 1719/*
1623 * Choose a font 1720 * Choose a font
1624 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1721 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1625 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1722 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1626 * XTERM_SEQ: Invoke G2 character set: ESC N 1723 * XTERM_SEQ: Invoke G2 character set: ESC N
1627 * XTERM_SEQ: Invoke G3 character set: ESC O 1724 * XTERM_SEQ: Invoke G3 character set: ESC O
1628 */ 1725 */
1629/* EXTPROTO */
1630void 1726void
1631rxvt_scr_charset_choose(pR_ int set) 1727rxvt_term::scr_charset_choose (int set) NOTHROW
1632{ 1728{
1633 R->screen.charset = set; 1729 screen.charset = set;
1634 rxvt_set_font_style(aR); 1730 set_font_style ();
1635} 1731}
1636 1732
1637/* ------------------------------------------------------------------------- */ 1733/* ------------------------------------------------------------------------- */
1638/* 1734/*
1639 * Set a font 1735 * Set a font
… …
1641 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1737 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1642 * XTERM_SEQ: Set G2 character set: ESC * <C> 1738 * XTERM_SEQ: Set G2 character set: ESC * <C>
1643 * XTERM_SEQ: Set G3 character set: ESC + <C> 1739 * XTERM_SEQ: Set G3 character set: ESC + <C>
1644 * See set_font_style for possible values for <C> 1740 * See set_font_style for possible values for <C>
1645 */ 1741 */
1646/* EXTPROTO */
1647void 1742void
1648rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1743rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1649{ 1744{
1650 R->charsets[set] = (unsigned char)ch; 1745 charsets[set] = (unsigned char)ch;
1651 rxvt_set_font_style(aR); 1746 set_font_style ();
1652} 1747}
1653 1748
1654
1655/* ------------------------------------------------------------------------- *
1656 * GRAPHICS COLOURS *
1657 * ------------------------------------------------------------------------- */
1658
1659#ifdef RXVT_GRAPHICS
1660/* EXTPROTO */
1661int
1662rxvt_scr_get_fgcolor(pR)
1663{
1664 return GET_FGCOLOR(R->rstyle);
1665}
1666
1667/* ------------------------------------------------------------------------- */
1668/* EXTPROTO */
1669int
1670rxvt_scr_get_bgcolor(pR)
1671{
1672 return GET_BGCOLOR(R->rstyle);
1673}
1674#endif
1675 1749
1676/* ------------------------------------------------------------------------- * 1750/* ------------------------------------------------------------------------- *
1677 * MAJOR SCREEN MANIPULATION * 1751 * MAJOR SCREEN MANIPULATION *
1678 * ------------------------------------------------------------------------- */ 1752 * ------------------------------------------------------------------------- */
1679 1753
1680/* 1754/*
1755 * refresh matching text.
1756 */
1757bool
1758rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1759{
1760 bool found = false;
1761
1762 for (int i = 0; i < nrow; i++)
1763 {
1764 rend_t *drp = drawn_buf[i].r;
1765
1766 for (int col = 0; col < ncol; col++, drp++)
1767 if ((*drp & mask) == value)
1768 {
1769 found = true;
1770 *drp = ~value;
1771 }
1772 }
1773
1774 return found;
1775}
1776
1777/*
1681 * Refresh an area 1778 * Refresh an area
1682 */ 1779 */
1683enum { 1780enum {
1684 PART_BEG = 0, 1781 PART_BEG = 0,
1685 PART_END, 1782 PART_END,
1686 RC_COUNT 1783 RC_COUNT
1687}; 1784};
1688 1785
1689/* EXTPROTO */
1690void 1786void
1691rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1787rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1692{ 1788{
1693 int i; 1789 int i;
1694 row_col_t rc[RC_COUNT]; 1790 row_col_t rc[RC_COUNT];
1695 1791
1696 if (R->drawn_text == NULL) /* sanity check */ 1792 if (!drawn_buf) /* sanity check */
1697 return; 1793 return;
1698 1794
1699#ifdef DEBUG_STRICT 1795#ifndef NO_SLOW_LINK_SUPPORT
1700 x = max(x, (int)R->TermWin.int_bwidth); 1796 if (refresh_type == FAST_REFRESH && !display->is_local)
1701 x = min(x, (int)R->TermWin.width); 1797 {
1702 y = max(y, (int)R->TermWin.int_bwidth); 1798 y = 0;
1703 y = min(y, (int)R->TermWin.height); 1799 eheight = height;
1800 }
1704#endif 1801#endif
1705 1802
1706/* round down */ 1803 /* round down */
1707 rc[PART_BEG].col = Pixel2Col(x); 1804 rc[PART_BEG].col = Pixel2Col (x);
1708 rc[PART_BEG].row = Pixel2Row(y); 1805 rc[PART_BEG].row = Pixel2Row (y);
1709/* round up */ 1806 /* round up */
1710 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1807 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1711 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1808 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1712 1809
1713/* sanity checks */ 1810 /* sanity checks */
1714 for (i = PART_BEG; i < RC_COUNT; i++) { 1811 for (i = PART_BEG; i < RC_COUNT; i++)
1715 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1716 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1717 } 1812 {
1718 1813 min_it (rc[i].col, ncol - 1);
1719 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row)); 1814 min_it (rc[i].row, nrow - 1);
1720 1815 }
1816// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1721 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1817 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1722 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1818 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1723 (rc[PART_END].col - rc[PART_BEG].col + 1));
1724 1819
1820 num_scr_allow = 0;
1821
1725 if (refresh) 1822 if (refresh)
1726 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1823 scr_refresh ();
1727} 1824}
1728 1825
1729/* ------------------------------------------------------------------------- */ 1826/* ------------------------------------------------------------------------- */
1730/* 1827/*
1731 * Refresh the entire screen 1828 * Refresh the entire screen
1732 */ 1829 */
1733/* EXTPROTO */
1734void 1830void
1735rxvt_scr_touch(pR_ Bool refresh) 1831rxvt_term::scr_touch (bool refresh) NOTHROW
1736{ 1832{
1737 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1833 scr_expose (0, 0, width, height, refresh);
1738} 1834}
1739 1835
1740/* ------------------------------------------------------------------------- */ 1836/* ------------------------------------------------------------------------- */
1741/* 1837/*
1742 * Move the display so that the line represented by scrollbar value Y is at 1838 * Move the display so that the line represented by scrollbar value Y is at
1743 * the top of the screen 1839 * the top of the screen
1744 */ 1840 */
1745/* EXTPROTO */ 1841void
1746int
1747rxvt_scr_move_to(pR_ int y, int len) 1842rxvt_term::scr_move_to (int y, int len) NOTHROW
1748{ 1843{
1749 long p = 0; 1844 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1750 uint16_t oldviewstart;
1751
1752 oldviewstart = R->TermWin.view_start;
1753 if (y < len) {
1754 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1755 p -= (long)(R->TermWin.nrow - 1);
1756 p = max(p, 0);
1757 }
1758 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1759 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1760
1761 return rxvt_scr_changeview(aR_ oldviewstart);
1762} 1845}
1763 1846
1764/* ------------------------------------------------------------------------- */ 1847/* ------------------------------------------------------------------------- */
1765/* 1848/*
1766 * Page the screen up/down nlines 1849 * Page the screen up/down nlines
1767 * direction should be UP or DN 1850 * direction should be UP or DN
1768 */ 1851 */
1769/* EXTPROTO */ 1852bool
1770int
1771rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1853rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1772{ 1854{
1773 int n; 1855 int new_view_start =
1774 uint16_t oldviewstart; 1856 direction == UP ? view_start - nlines
1857 : view_start + nlines;
1775 1858
1776 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1777#ifdef DEBUG_STRICT
1778 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1779#endif
1780 oldviewstart = R->TermWin.view_start;
1781 if (direction == UP) {
1782 n = R->TermWin.view_start + nlines;
1783 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1784 } else {
1785 n = R->TermWin.view_start - nlines;
1786 R->TermWin.view_start = max(n, 0);
1787 }
1788 return rxvt_scr_changeview(aR_ oldviewstart); 1859 return scr_changeview (new_view_start);
1789} 1860}
1790 1861
1791/* INTPROTO */ 1862bool
1792int 1863rxvt_term::scr_changeview (int new_view_start) NOTHROW
1793rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1794{ 1864{
1795 if (R->TermWin.view_start != oldviewstart) { 1865 clamp_it (new_view_start, top_row, 0);
1866
1867 if (new_view_start == view_start)
1868 return false;
1869
1870 num_scr += new_view_start - view_start;
1871 view_start = new_view_start;
1796 R->want_refresh = 1; 1872 want_refresh = 1;
1797#ifdef RXVT_GRAPHICS
1798 if (rxvt_Gr_Displayed(aR))
1799 rxvt_Gr_scroll(aR_ 0);
1800#endif
1801 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1802 }
1803 return (int)(R->TermWin.view_start - oldviewstart);
1804}
1805 1873
1806/* ------------------------------------------------------------------------- */ 1874 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1807/* EXTPROTO */ 1875
1808void 1876 return true;
1809rxvt_scr_bell(pR) 1877}
1810{ 1878
1811#ifndef NO_BELL 1879#ifndef NO_BELL
1880void
1881rxvt_term::bell_cb (ev::timer &w, int revents)
1882{
1883 rvideo_bell = false;
1884 scr_rvideo_mode (rvideo_mode);
1885 refresh_check ();
1886}
1887#endif
1888
1889/* ------------------------------------------------------------------------- */
1890void
1891rxvt_term::scr_bell () NOTHROW
1892{
1893#ifndef NO_BELL
1894
1812# ifndef NO_MAPALERT 1895# ifndef NO_MAPALERT
1813# ifdef MAPALERT_OPTION 1896# ifdef MAPALERT_OPTION
1814 if (R->Options & Opt_mapAlert) 1897 if (option (Opt_mapAlert))
1815# endif 1898# endif
1816 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1899 XMapWindow (dpy, parent[0]);
1817# endif 1900# endif
1901
1902# if ENABLE_FRILLS
1903 if (option (Opt_urgentOnBell))
1904 set_urgency (1);
1905# endif
1906
1818 if (R->Options & Opt_visualBell) { 1907 if (option (Opt_visualBell))
1819 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1908 {
1820 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1909 rvideo_bell = true;
1910 scr_rvideo_mode (rvideo_mode);
1911 flush ();
1912
1913 bell_ev.start (VISUAL_BELL_DURATION);
1914 }
1821 } else 1915 else
1822 XBell(R->Xdisplay, 0); 1916 XBell (dpy, 0);
1823#endif 1917#endif
1824} 1918}
1825 1919
1826/* ------------------------------------------------------------------------- */ 1920/* ------------------------------------------------------------------------- */
1827/* ARGSUSED */ 1921/* ARGSUSED */
1828/* EXTPROTO */
1829void 1922void
1830rxvt_scr_printscreen(pR_ int fullhist) 1923rxvt_term::scr_printscreen (int fullhist) NOTHROW
1831{ 1924{
1832#ifdef PRINTPIPE 1925#ifdef PRINTPIPE
1833 int i, r1, nrows, row_offset; 1926 int nrows, row_start;
1834 text_t *t; 1927 FILE *fd = popen_printer ();
1835 FILE *fd;
1836 1928
1837 if ((fd = rxvt_popen_printer(aR)) == NULL) 1929 if (!fd)
1838 return; 1930 return;
1839 nrows = R->TermWin.nrow; 1931
1840 row_offset = R->TermWin.saveLines;
1841 if (!fullhist) 1932 if (fullhist)
1842 row_offset -= R->TermWin.view_start;
1843 else {
1844 nrows += R->TermWin.nscrolled;
1845 row_offset -= R->TermWin.nscrolled;
1846 } 1933 {
1934 nrows = nrow - top_row;
1935 row_start = top_row;
1936 }
1937 else
1938 {
1939 nrows = nrow;
1940 row_start = view_start;
1941 }
1847 1942
1943 wctomb (0, 0);
1944
1848 for (r1 = 0; r1 < nrows; r1++) { 1945 for (int r1 = 0; r1 < nrows; r1++)
1849 t = R->screen.text[r1 + row_offset];
1850 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1851 if (!isspace(t[i]))
1852 break;
1853 fprintf(fd, "%.*s\n", (i + 1), t);
1854 } 1946 {
1947 text_t *tp = ROW(r1).t;
1948 int len = ROW(r1).l;
1949
1950 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1951 {
1952 char mb[MB_LEN_MAX];
1953 text_t t = *tp++;
1954 if (t == NOCHAR)
1955 continue;
1956
1957 len = wctomb (mb, t);
1958
1959 if (len <= 0)
1960 {
1961 mb[0] = ' ';
1962 len = 1;
1963 }
1964
1965 fwrite (mb, 1, len, fd);
1966 }
1967
1968 fputc ('\n', fd);
1969 }
1970
1855 rxvt_pclose_printer(fd); 1971 pclose_printer (fd);
1856#endif 1972#endif
1857} 1973}
1858 1974
1859/* ------------------------------------------------------------------------- */ 1975/* ------------------------------------------------------------------------- */
1860/* 1976/*
1861 * Refresh the screen 1977 * Refresh the screen
1862 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1978 * drawn_text/drawn_rend contain the screen information before the update.
1863 * R->screen.text/R->screen.rend contain what the screen will change to. 1979 * screen.text/screen.rend contain what the screen will change to.
1980 */
1981void
1982rxvt_term::scr_refresh () NOTHROW
1983{
1984 unsigned char have_bg,
1985 showcursor; /* show the cursor */
1986 int16_t col, row, /* column/row we're processing */
1987 ocrow; /* old cursor row */
1988 int i; /* tmp */
1989#ifndef NO_CURSORCOLOR
1990 rend_t cc1; /* store colours at cursor position (s) */
1991#endif
1992 rend_t *crp; // cursor rendition pointer
1993 rend_t ccol1, /* Cursor colour */
1994 ccol2; /* Cursor colour2 */
1995
1996 want_refresh = 0; /* screen is current */
1997
1998 if (refresh_type == NO_REFRESH || !mapped)
1999 return;
2000
2001 /*
2002 * A: set up vars
1864 */ 2003 */
2004 refresh_count = 0;
1865 2005
1866#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2006 have_bg = 0;
1867# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2007#ifdef HAVE_BG_PIXMAP
1868# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2008 have_bg = bgPixmap.pixmap != None;
2009#endif
2010 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2011
2012 /*
2013 * B: reverse any characters which are selected
2014 */
2015 scr_reverse_selection ();
2016
2017 /*
2018 * C: set the cursor character (s)
2019 */
2020 {
2021 unsigned char setoldcursor;
2022
2023 showcursor = (screen.flags & Screen_VisibleCursor);
2024#ifdef CURSOR_BLINK
2025 if (hidden_cursor)
2026 showcursor = 0;
2027#endif
2028
2029 if (showcursor)
2030 {
2031 int col = screen.cur.col;
2032
2033 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2034 col--;
2035
2036 crp = &ROW(screen.cur.row).r[col];
2037
2038#ifndef NO_CURSORCOLOR
2039 cc1 = *crp & (RS_fgMask | RS_bgMask);
2040 if (ISSET_PIXCOLOR (Color_cursor))
2041 ccol1 = Color_cursor;
2042 else
2043#endif
2044#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2045 ccol1 = fgcolor_of (rstyle);
1869#else 2046#else
1870# define MONO_BOLD(x) \ 2047 ccol1 = Color_fg;
1871 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1872# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1873#endif 2048#endif
1874 2049
1875#define FONT_WIDTH(X, Y) \
1876 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1877#define FONT_RBEAR(X, Y) \
1878 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1879#define FONT_LBEAR(X, Y) \
1880 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1881#define IS_FONT_CHAR(X, Y) \
1882 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1883
1884/* EXTPROTO */
1885void
1886rxvt_scr_refresh(pR_ unsigned char refresh_type)
1887{
1888 unsigned char clearfirst, /* first character writes before cell */
1889 clearlast, /* last character writes beyond cell */
1890 must_clear, /* use draw_string not draw_image_string */
1891#ifndef NO_BOLDFONT
1892 bfont, /* we've changed font to bold font */
1893#endif
1894 rvid, /* reverse video this position */
1895 wbyte, /* we're in multibyte */
1896 showcursor; /* show the cursor */
1897 int fore, back; /* desired foreground/background */
1898 int16_t col, row, /* column/row we're processing */
1899 ocrow; /* old cursor row */
1900 int cursorwidth;
1901 int i, /* tmp */
1902 row_offset; /* basic offset in screen structure */
1903#ifndef NO_CURSORCOLOR 2050#ifndef NO_CURSORCOLOR
1904 rend_t cc1; /* store colours at cursor position(s) */
1905 rend_t cc2; /* store colours at cursor position(s) */
1906#endif
1907 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1908 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1909 char *buffer; /* local copy of R->buffer */
1910
1911 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1912 return;
1913
1914 /*
1915 * A: set up vars
1916 */
1917 clearfirst = clearlast = must_clear = wbyte = 0;
1918#ifndef NO_BOLDFONT
1919 bfont = 0;
1920#endif
1921
1922 if (R->currmaxcol < R->TermWin.ncol)
1923 {
1924 R->currmaxcol = R->TermWin.ncol;
1925 R->buffer = (char *)rxvt_realloc (R->buffer,
1926 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1927 }
1928
1929 buffer = R->buffer;
1930 R->refresh_count = 0;
1931
1932 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1933
1934 if ((refresh_type & REFRESH_BOUNDS))
1935 {
1936 clearfirst = clearlast = 1;
1937 R->refresh_type &= ~REFRESH_BOUNDS;
1938 }
1939
1940#if defined(XPM_BACKGROUND)
1941 must_clear |= (R->bgPixmap.pixmap != None);
1942#endif
1943#if defined(TRANSPARENT)
1944 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1945#endif
1946 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1947
1948/*
1949 * B: reverse any characters which are selected
1950 */
1951 rxvt_scr_reverse_selection(aR);
1952
1953/*
1954 * C: set the cursor character(s)
1955 */
1956 {
1957 unsigned char setoldcursor;
1958 rend_t ccol1, /* Cursor colour */
1959 ccol2; /* Cursor colour2 */
1960
1961 showcursor = (R->screen.flags & Screen_VisibleCursor);
1962 cursorwidth = 0;
1963#ifdef CURSOR_BLINK
1964 if (R->hidden_cursor)
1965 showcursor = 0;
1966#endif
1967
1968 cursorwidth = 0;
1969
1970 if (showcursor)
1971 {
1972 cursorwidth++;
1973
1974 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1975 [R->screen.cur.col]);
1976
1977 if (showcursor && R->TermWin.focus)
1978 {
1979 *srp ^= RS_RVid;
1980#ifndef NO_CURSORCOLOR
1981 cc1 = *srp & (RS_fgMask | RS_bgMask);
1982 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2051 if (ISSET_PIXCOLOR (Color_cursor2))
1983 ccol1 = Color_cursor; 2052 ccol2 = Color_cursor2;
1984 else 2053 else
2054#endif
1985#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2055#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1986 ccol1 = GET_FGCOLOR(R->rstyle); 2056 ccol2 = bgcolor_of (rstyle);
1987#else 2057#else
1988 ccol1 = Color_fg; 2058 ccol2 = Color_bg;
1989#endif 2059#endif
1990 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2060
1991 ccol2 = Color_cursor2; 2061 if (showcursor && focus)
2062 {
2063 if (option (Opt_cursorUnderline))
2064 *crp ^= RS_Uline;
1992 else 2065 else
1993#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2066 {
1994 ccol2 = GET_BGCOLOR(R->rstyle); 2067 *crp ^= RS_RVid;
1995#else
1996 ccol2 = Color_bg;
1997#endif
1998 *srp = SET_FGCOLOR(*srp, ccol1); 2068 *crp = SET_FGCOLOR (*crp, ccol1);
1999 *srp = SET_BGCOLOR(*srp, ccol2); 2069 *crp = SET_BGCOLOR (*crp, ccol2);
2000#endif
2001 }
2002
2003 while (IS_WIDE (*srp))
2004 cursorwidth++, srp++;
2005 }
2006
2007 /* make sure no outline cursor is left around */
2008 setoldcursor = 0;
2009 if (ocrow != -1) {
2010 if (R->screen.cur.row + R->TermWin.view_start != ocrow
2011 || R->screen.cur.col != R->oldcursor.col) {
2012 if (ocrow < R->TermWin.nrow
2013 && R->oldcursor.col < R->TermWin.ncol) {
2014 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
2015 } 2070 }
2016 if (R->TermWin.focus || !showcursor)
2017 R->oldcursor.row = -1;
2018 else
2019 setoldcursor = 1;
2020 }
2021 } else if (!R->TermWin.focus)
2022 setoldcursor = 1;
2023 if (setoldcursor) {
2024 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
2025 R->oldcursor.row = -1;
2026 else {
2027 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
2028 R->oldcursor.col = R->screen.cur.col;
2029 } 2071 }
2030 } 2072 }
2073
2074 /* make sure no outline cursor is left around */
2075 setoldcursor = 0;
2076 if (ocrow != -1)
2077 {
2078 if (screen.cur.row - view_start != ocrow
2079 || screen.cur.col != oldcursor.col)
2080 {
2081 if (ocrow < nrow
2082 && oldcursor.col < ncol)
2083 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2084
2085 if (focus || !showcursor)
2086 oldcursor.row = -1;
2087 else
2088 setoldcursor = 1;
2089 }
2031 } 2090 }
2091 else if (!focus)
2092 setoldcursor = 1;
2093
2094 if (setoldcursor)
2095 {
2096 if (screen.cur.row - view_start >= nrow)
2097 oldcursor.row = -1;
2098 else
2099 {
2100 oldcursor.row = screen.cur.row - view_start;
2101 oldcursor.col = screen.cur.col;
2102 }
2103 }
2104 }
2105
2106 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2107#if ENABLE_OVERLAY
2108 scr_swap_overlay ();
2109#endif
2032 2110
2033#ifndef NO_SLOW_LINK_SUPPORT 2111#ifndef NO_SLOW_LINK_SUPPORT
2034/* 2112 /*
2035 * D: CopyArea pass - very useful for slower links 2113 * D: CopyArea pass - very useful for slower links
2036 * This has been deliberately kept simple. 2114 * This has been deliberately kept simple.
2037 */ 2115 */
2038 i = R->num_scr; 2116 if (!display->is_local
2039 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2117 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2040 && abs(i) < R->TermWin.nrow && !must_clear) 2118 && abs (num_scr) < nrow && !have_bg)
2041 { 2119 {
2042 int16_t nits; 2120 int16_t nits;
2043 int j; 2121 int i = num_scr;
2044 rend_t *drp2; 2122 int j;
2045 text_t *dtp2; 2123 int len, wlen;
2046 int len, wlen; 2124 dLocal (int, num_scr);
2047 2125
2048 j = R->TermWin.nrow; 2126 j = nrow;
2049 wlen = len = -1; 2127 wlen = len = -1;
2050 row = i > 0 ? 0 : j - 1; 2128 row = i > 0 ? 0 : j - 1;
2129
2051 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2130 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2052 { 2131 {
2053 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2132 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2054 { 2133 {
2055 stp = R->screen.text[row + row_offset]; 2134 line_t s = ROW(view_start + row);
2056 srp = R->screen.rend[row + row_offset];
2057 dtp = R->drawn_text[row]; 2135 line_t d = drawn_buf[row];
2058 dtp2 = R->drawn_text[row + i]; 2136 line_t d2 = drawn_buf[row + i];
2059 drp = R->drawn_rend[row];
2060 drp2 = R->drawn_rend[row + i];
2061 2137
2062 for (nits = 0, col = R->TermWin.ncol; col--; ) 2138 for (nits = 0, col = ncol; col--; )
2063 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2139 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2064 nits--; 2140 nits--;
2065 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2141 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2066 nits++; 2142 nits++;
2067 2143
2068 if (nits > 8) /* XXX: arbitrary choice */ 2144 if (nits > 8) /* XXX: arbitrary choice */
2145 {
2146 for (col = ncol; col--; )
2147 {
2148 *d.t++ = *d2.t++;
2149 *d.r++ = *d2.r++;
2150 }
2151
2152 if (len == -1)
2153 len = row;
2154
2155 wlen = row;
2156 continue;
2157 }
2158 }
2159
2160 if (len >= 0)
2161 {
2162 /* also comes here at end if needed because of >= above */
2163 if (wlen < len)
2164 ::swap (wlen, len);
2165
2166 XGCValues gcv;
2167
2168 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2169 XCopyArea (dpy, vt, vt,
2170 gc, 0, Row2Pixel (len + i),
2171 (unsigned int)this->width,
2172 (unsigned int)Height2Pixel (wlen - len + 1),
2173 0, Row2Pixel (len));
2174 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2175
2176 len = -1;
2177 }
2178 }
2179 }
2180#endif
2181
2182 /*
2183 * E: main pass across every character
2184 */
2185 for (row = 0; row < nrow; row++)
2186 {
2187 text_t *stp = ROW(view_start + row).t;
2188 rend_t *srp = ROW(view_start + row).r;
2189 text_t *dtp = drawn_buf[row].t;
2190 rend_t *drp = drawn_buf[row].r;
2191
2192 /*
2193 * E2: OK, now the real pass
2194 */
2195 int ypixel = (int)Row2Pixel (row);
2196
2197 for (col = 0; col < ncol; col++)
2198 {
2199 /* compare new text with old - if exactly the same then continue */
2200 if (stp[col] == dtp[col] /* Must match characters to skip. */
2201 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2202 || (stp[col] == ' ' /* space w/ no background change */
2203 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2204 continue;
2205
2206 // redraw one or more characters
2207
2208 // seek to the beginning of wide characters
2209 while (expect_false (stp[col] == NOCHAR && col > 0))
2210 --col;
2211
2212 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2213 text_t *text = stp + col;
2214 int count = 1;
2215
2216 dtp[col] = stp[col];
2217 drp[col] = rend;
2218
2219 int xpixel = Col2Pixel (col);
2220
2221 for (i = 0; ++col < ncol; )
2222 {
2223 if (stp[col] == NOCHAR)
2224 {
2225 dtp[col] = stp[col];
2226 drp[col] = rend;
2227 count++;
2228 i++;
2229
2230 continue;
2231 }
2232
2233 if (!RS_SAME (rend, srp[col]))
2234 break;
2235
2236 count++;
2237
2238 if (stp[col] != dtp[col]
2239 || !RS_SAME (srp[col], drp[col]))
2240 {
2241 if (have_bg && (i++ > count / 2))
2242 break;
2243
2244 dtp[col] = stp[col];
2245 drp[col] = rend;
2246 i = 0;
2247 }
2248 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2249 break;
2250 }
2251
2252 col--; /* went one too far. move back */
2253 count -= i; /* dump any matching trailing chars */
2254
2255 // sometimes we optimize away the trailing NOCHAR's, add them back
2256 while (expect_false (i && text[count] == NOCHAR))
2257 count++, i--;
2258
2259 /*
2260 * Determine the attributes for the string
2261 */
2262 int fore = fgcolor_of (rend); // desired foreground
2263 int back = bgcolor_of (rend); // desired background
2264
2265 // only do special processing if any attributes are set, which is unlikely
2266 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)))
2267 {
2268 bool invert = rend & RS_RVid;
2269
2270#ifndef NO_BOLD_UNDERLINE_REVERSE
2271 if (rend & RS_Bold && fore == Color_fg)
2272 {
2273 if (ISSET_PIXCOLOR (Color_BD))
2274 fore = Color_BD;
2275# if !ENABLE_STYLES
2276 else
2277 invert = !invert;
2278# endif
2279 }
2280
2281 if (rend & RS_Italic && fore == Color_fg)
2282 {
2283 if (ISSET_PIXCOLOR (Color_IT))
2284 fore = Color_IT;
2285# if !ENABLE_STYLES
2286 else
2287 invert = !invert;
2288# endif
2289 }
2290
2291 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2292 fore = Color_UL;
2293#endif
2294
2295 if (invert)
2296 {
2297#ifdef OPTION_HC
2298 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2299 || !ISSET_PIXCOLOR (Color_HC))
2300#endif
2301 /* invert the column if no highlightColor is set or it is the
2302 * current cursor column */
2303 ::swap (fore, back);
2304#ifdef OPTION_HC
2305 else if (ISSET_PIXCOLOR (Color_HC))
2306 back = Color_HC;
2307#endif
2308
2309#ifndef NO_BOLD_UNDERLINE_REVERSE
2310# ifndef OPTION_HC
2311 if (ISSET_PIXCOLOR (Color_RV))
2312 back = Color_RV;
2313# endif
2314 if (fore == back)
2315 {
2316 fore = Color_bg;
2317 back = Color_fg;
2318 }
2319#endif
2320 }
2321
2322#ifdef TEXT_BLINK
2323 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2324 {
2325 if (!text_blink_ev.is_active ())
2326 {
2327 text_blink_ev.again ();
2328 hidden_text = 0;
2329 }
2330 else if (hidden_text)
2331 fore = back;
2332 }
2333#endif
2334
2335#if ENABLE_STYLES
2336 // "careful" (too wide) character handling
2337
2338 // include previous careful character(s) if possible, looks nicer (best effort...)
2339 while (text > stp
2340 && srp[text - stp - 1] & RS_Careful
2341 && RS_SAME (rend, srp[text - stp - 1]))
2342 text--, count++, xpixel -= fwidth;
2343
2344 // force redraw after "careful" characters to avoid pixel droppings
2345 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2346 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2347
2348 // force redraw before "careful" characters to avoid pixel droppings
2349 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2350 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2351#endif
2352 }
2353
2354 /*
2355 * Actually do the drawing of the string here
2356 */
2357 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2358
2359 if (expect_true (have_bg && back == Color_bg))
2360 {
2361 // this is very ugly, maybe push it into ->draw?
2362
2363 for (i = 0; i < count; i++) /* don't draw empty strings */
2364 if (text[i] != ' ')
2069 { 2365 {
2070 for (col = R->TermWin.ncol; col--; ) 2366 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2071 { 2367 goto did_clear;
2072 *dtp++ = *dtp2++;
2073 *drp++ = *drp2++;
2074 }
2075
2076 if (len == -1)
2077 len = row;
2078
2079 wlen = row;
2080 continue;
2081 } 2368 }
2369
2370 CLEAR_CHARS (xpixel, ypixel, count);
2371 did_clear: ;
2082 } 2372 }
2373 else
2374 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2083 2375
2084 if (len != -1) 2376 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2085 { 2377 {
2086 /* also comes here at end if needed because of >= above */ 2378#if ENABLE_FRILLS
2087 if (wlen < len) 2379 if (ISSET_PIXCOLOR (Color_underline))
2088 SWAP_IT(wlen, len, int); 2380 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2089 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2090 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2091 R->TermWin.gc, 0, Row2Pixel(len + i),
2092 (unsigned int)TermWin_TotalWidth(),
2093 (unsigned int)Height2Pixel(wlen - len + 1),
2094 0, Row2Pixel(len));
2095 len = -1;
2096 }
2097 }
2098 }
2099#endif
2100
2101/*
2102 * E: main pass across every character
2103 */
2104 for (row = 0; row < R->TermWin.nrow; row++)
2105 {
2106 stp = R->screen.text[row + row_offset];
2107 srp = R->screen.rend[row + row_offset];
2108 dtp = R->drawn_text[row];
2109 drp = R->drawn_rend[row];
2110
2111/*
2112 * E2: OK, now the real pass
2113 */
2114 int ypixel = (int)Row2Pixel(row);
2115
2116 for (col = 0; col < R->TermWin.ncol; col++)
2117 {
2118 /* compare new text with old - if exactly the same then continue */
2119 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2120
2121 if (stp[col] == dtp[col] /* Must match characters to skip. */
2122 && (rend == drp[col] /* Either rendition the same or */
2123 || (stp[col] == ' ' /* space w/ no background change */
2124 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2125 continue;
2126
2127 text_t *text = stp + col;
2128 int count = 1;
2129
2130 /* redraw one or more characters */
2131
2132 dtp[col] = stp[col];
2133 drp[col] = rend;
2134
2135 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2136 continue;
2137
2138 int xpixel = Col2Pixel(col);
2139
2140 // this loop looks very messy, it can probably be optimized
2141 // and cleaned a bit by you?
2142 for (i = 0; ++col < R->TermWin.ncol; )
2143 {
2144 if (stp[col] == NOCHAR)
2145 {
2146 dtp[col] = stp[col];
2147 drp[col] = rend;
2148 count++;
2149
2150 if (i) // only possible skip if char unchanged
2151 i++;
2152
2153 continue;
2154 }
2155
2156 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2157 break;
2158
2159 count++;
2160
2161 if (stp[col] != dtp[col]
2162 || srp[col] != drp[col])
2163 {
2164 if (must_clear && (i++ > (count / 2)))
2165 break;
2166
2167 dtp[col] = stp[col];
2168 drp[col] = rend;
2169 i = 0;
2170 }
2171 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2172 break;
2173 }
2174
2175 col--; /* went one too far. move back */
2176 count -= i; /* dump any matching trailing chars */
2177
2178/*
2179 * Determine the attributes for the string
2180 */
2181 int fid = GET_FONT(rend);
2182 fore = GET_FGCOLOR(rend);
2183 back = GET_BGCOLOR(rend);
2184 rend = GET_ATTR(rend);
2185
2186 rvid = (rend & RS_RVid) ? 1 : 0;
2187#ifdef OPTION_HC
2188 if (!rvid && (rend & RS_Blink))
2189 {
2190 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2191 back = Color_HC;
2192 else 2381 else
2193 rvid = !rvid; /* fall back */
2194 }
2195#endif
2196 if (rvid)
2197 {
2198 SWAP_IT(fore, back, int);
2199
2200#ifndef NO_BOLD_UNDERLINE_REVERSE
2201 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2202# ifndef NO_CURSORCOLOR
2203 && !ISSET_PIXCOLOR(R, Color_cursor)
2204# endif 2382#endif
2205 ) 2383 XSetForeground (dpy, gc, pix_colors[fore]);
2206 back = Color_RV;
2207#endif
2208 }
2209#ifndef NO_BOLD_UNDERLINE_REVERSE
2210 else if (rend & RS_Bold)
2211 {
2212 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD))
2213 {
2214 fore = Color_BD;
2215# ifndef VERYBOLD
2216 rend &= ~RS_Bold; /* we've taken care of it */
2217# endif
2218 }
2219 }
2220 else if (rend & RS_Uline)
2221 {
2222 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2223 {
2224 fore = Color_UL;
2225 rend &= ~RS_Uline; /* we've taken care of it */
2226 }
2227 }
2228#endif
2229 2384
2230/* 2385 XDrawLine (dpy, vt, gc,
2231 * Actually do the drawing of the string here
2232 */
2233 rxvt_font *font = (*R->TermWin.fontset)[fid];
2234
2235 if (back == Color_bg)
2236 {
2237 if (must_clear)
2238 {
2239 for (i = 0; i < count; i++) /* don't draw empty strings */
2240 if (text[i] != ' ')
2241 {
2242 font->draw (xpixel, ypixel, text, count, fore, -1);
2243 goto nodraw;
2244 }
2245
2246 CLEAR_CHARS(xpixel, ypixel, count);
2247nodraw: ;
2248 }
2249 else
2250 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2251 }
2252 else
2253 font->draw (xpixel, ypixel, text, count, fore, back);
2254
2255 if ((rend & RS_Uline) && (font->descent > 1))
2256 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2257 xpixel, ypixel + font->ascent + 1, 2386 xpixel, ypixel + font->ascent + 1,
2258 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2387 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2388 }
2259 } /* for (col....) */ 2389 } /* for (col....) */
2260 } /* for (row....) */ 2390 } /* for (row....) */
2261 2391
2262/* 2392#if ENABLE_OVERLAY
2393 scr_swap_overlay ();
2394#endif
2395 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2396
2397 /*
2263 * G: cleanup cursor and display outline cursor if necessary 2398 * G: cleanup cursor and display outline cursor if necessary
2264 */ 2399 */
2265 if (showcursor) { 2400 if (showcursor)
2266 if (R->TermWin.focus) { 2401 {
2267 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2402 if (focus)
2268 [R->screen.cur.col]); 2403 {
2404 if (option (Opt_cursorUnderline))
2405 *crp ^= RS_Uline;
2406 else
2407 {
2269 *srp ^= RS_RVid; 2408 *crp ^= RS_RVid;
2270#ifndef NO_CURSORCOLOR 2409#ifndef NO_CURSORCOLOR
2271 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2410 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2272#endif 2411#endif
2412 }
2413 }
2273 } else if (R->oldcursor.row >= 0) { 2414 else if (oldcursor.row >= 0)
2415 {
2416 int cursorwidth = 1;
2417 int col = oldcursor.col;
2418
2419 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2420 col--;
2421
2422 while (col + cursorwidth < ncol
2423 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2424 cursorwidth++;
2425
2274#ifndef NO_CURSORCOLOR 2426#ifndef NO_CURSORCOLOR
2275 unsigned long gcmask; /* Graphics Context mask */
2276
2277 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) { 2427 if (ISSET_PIXCOLOR (Color_cursor))
2278 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]); 2428 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2279 } 2429 else
2280#endif 2430#endif
2281 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2431 XSetForeground (dpy, gc, pix_colors[ccol1]);
2432
2433 XDrawRectangle (dpy, vt, gc,
2282 Col2Pixel(R->oldcursor.col), 2434 Col2Pixel (col),
2283 Row2Pixel(R->oldcursor.row), 2435 Row2Pixel (oldcursor.row),
2284 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2436 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2285 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1)); 2437 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2286 } 2438 }
2287 } 2439 }
2288/* 2440
2441 /*
2289 * H: cleanup selection 2442 * H: cleanup selection
2290 */ 2443 */
2291 rxvt_scr_reverse_selection(aR); 2444 scr_reverse_selection ();
2292 2445
2293/*
2294 * I: other general cleanup
2295 */
2296 if (clearfirst && R->TermWin.int_bwidth)
2297 /*
2298 * clear the whole screen height, note that width == 0 is treated
2299 * specially by XClearArea
2300 */
2301 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2302 (unsigned int)R->TermWin.int_bwidth,
2303 (unsigned int)TermWin_TotalHeight(), False);
2304 if (clearlast && R->TermWin.int_bwidth)
2305 /*
2306 * clear the whole screen height, note that width == 0 is treated
2307 * specially by XClearArea
2308 */
2309 XClearArea(R->Xdisplay, R->TermWin.vt,
2310 R->TermWin.width + R->TermWin.int_bwidth, 0,
2311 (unsigned int)R->TermWin.int_bwidth,
2312 (unsigned int)TermWin_TotalHeight(), False);
2313 if (refresh_type & SMOOTH_REFRESH)
2314 XSync(R->Xdisplay, False);
2315
2316 R->num_scr = 0; 2446 num_scr = 0;
2317 R->num_scr_allow = 1; 2447 num_scr_allow = 1;
2318 R->want_refresh = 0; /* screen is current */
2319} 2448}
2320/* ------------------------------------------------------------------------- */
2321 2449
2322/* EXTPROTO */
2323void 2450void
2324rxvt_scr_clear(pR) 2451rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2325{ 2452{
2326 if (!R->TermWin.mapped) 2453 if (!l.t)
2327 return; 2454 return;
2328 R->num_scr_allow = 0;
2329 R->want_refresh = 1;
2330#ifdef TRANSPARENT
2331 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2332 int i;
2333 2455
2334 if (!(R->Options & Opt_transparent_all)) 2456 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2335 i = 0; 2457
2336 else 2458 for (int i = ncol; i--; )
2337 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2459 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2338 for (; i--;) 2460}
2339 if (R->TermWin.parent[i] != None) 2461
2340 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2462void
2463rxvt_term::scr_remap_chars () NOTHROW
2464{
2465 for (int i = total_rows; i--; )
2466 scr_remap_chars (row_buf [i]);
2467
2468 for (int i = nrow; i--; )
2341 } 2469 {
2342#endif 2470 scr_remap_chars (drawn_buf [i]);
2343 XClearWindow(R->Xdisplay, R->TermWin.vt); 2471 scr_remap_chars (swap_buf [i]);
2472 }
2344} 2473}
2345 2474
2346/* ------------------------------------------------------------------------- */
2347/* INTPROTO */
2348void 2475void
2349rxvt_scr_reverse_selection(pR) 2476rxvt_term::scr_recolour () NOTHROW
2350{ 2477{
2351 int i, col, row, end_row; 2478#ifdef HAVE_BG_PIXMAP
2352 rend_t *srp; 2479 bgPixmap.apply ();
2353
2354 if (R->selection.op && R->current_screen == R->selection.screen) {
2355 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2356 i = R->selection.beg.row + R->TermWin.saveLines;
2357 row = R->selection.end.row + R->TermWin.saveLines;
2358 if (i >= end_row)
2359 col = R->selection.beg.col;
2360 else {
2361 col = 0;
2362 i = end_row;
2363 }
2364 end_row += R->TermWin.nrow;
2365 for (; i < row && i < end_row; i++, col = 0)
2366 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2367#ifndef OPTION_HC
2368 srp[col] ^= RS_RVid;
2369#else 2480#else
2370 srp[col] ^= RS_Blink; 2481
2482 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2483 XClearWindow (dpy, parent[0]);
2484 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2485
2486 if (scrollBar.win)
2487 {
2488 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2489 scrollBar.state = STATE_IDLE;
2490 scrollBar.show (0);
2491 }
2492
2371#endif 2493#endif
2372 if (i == row && i < end_row) 2494
2373 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2495 /* bgPixmap.apply () does not do the following : */
2374#ifndef OPTION_HC 2496 scr_clear ();
2375 srp[col] ^= RS_RVid; 2497 scr_touch (true);
2376#else 2498 want_refresh = 1;
2377 srp[col] ^= RS_Blink; 2499}
2500
2501/* ------------------------------------------------------------------------- */
2502void
2503rxvt_term::scr_clear (bool really) NOTHROW
2504{
2505 if (!mapped)
2506 return;
2507
2508 num_scr_allow = 0;
2509 want_refresh = 1;
2510
2511 if (really)
2512 XClearWindow (dpy, vt);
2513}
2514
2515void
2516rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2517{
2518 int view_end = view_start + nrow;
2519 int row, col;
2520
2521 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2522 {
2523 text_t *stp = ROW(row).t;
2524 rend_t *srp = ROW(row).r;
2525
2526 for (col = beg_col; col < end_col; col++)
2527 srp[col] ^= rstyle1;
2528
2529 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2530 srp[col] ^= rstyle2;
2531
2532 if (++col < end_col)
2533 srp[col] ^= rstyle2;
2534 }
2535}
2536
2537void
2538rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2539{
2540 int view_end = view_start + nrow;
2541 int row, col;
2542
2543 if (beg_row >= view_start)
2544 {
2545 col = beg_col;
2546 row = beg_row;
2547 }
2548 else
2549 {
2550 col = 0;
2551 row = view_start;
2552 }
2553
2554 for (; row < min (end_row, view_end); row++, col = 0)
2555 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2556 srp[col] ^= rstyle;
2557
2558 if (row == end_row)
2559 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2560 srp[col] ^= rstyle;
2561}
2562
2563/* ------------------------------------------------------------------------- */
2564void
2565rxvt_term::scr_reverse_selection () NOTHROW
2566{
2567 if (selection.op
2568 && current_screen == selection.screen
2569 && selection.end.row >= view_start)
2570 {
2571#if !ENABLE_MINIMAL
2572 if (selection.rect)
2573 scr_xor_rect (selection.beg.row, selection.beg.col,
2574 selection.end.row, selection.end.col,
2575 RS_RVid, RS_RVid | RS_Uline);
2576 else
2378#endif 2577#endif
2578 scr_xor_span (selection.beg.row, selection.beg.col,
2579 selection.end.row, selection.end.col,
2580 RS_RVid);
2379 } 2581 }
2380} 2582}
2381 2583
2382/* ------------------------------------------------------------------------- */ 2584/* ------------------------------------------------------------------------- */
2383/* 2585/*
2384 * Dump the whole scrollback and screen to the passed filedescriptor. The 2586 * Dump the whole scrollback and screen to the passed filedescriptor. The
2385 * invoking routine must close the fd. 2587 * invoking routine must close the fd.
2386 */ 2588 */
2387#if 0 2589#if 0
2388/* EXTPROTO */
2389void 2590void
2390rxvt_scr_dump(pR_ int fd) 2591rxvt_term::scr_dump (int fd) NOTHROW
2391{ 2592{
2392 int row, wrote; 2593 int row, wrote;
2393 unsigned int width, towrite; 2594 unsigned int width, towrite;
2394 char r1[] = "\n"; 2595 char r1[] = "\n";
2395 2596
2396 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2597 for (row = saveLines + top_row;
2397 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2598 row < saveLines + nrow - 1; row++)
2398 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2599 {
2399 : R->TermWin.ncol; 2600 width = row_buf[row].l >= 0 ? row_buf[row].l
2601 : ncol;
2400 for (towrite = width; towrite; towrite -= wrote) { 2602 for (towrite = width; towrite; towrite -= wrote)
2603 {
2401 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2604 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2402 towrite); 2605 towrite);
2403 if (wrote < 0) 2606 if (wrote < 0)
2404 return; /* XXX: death, no report */ 2607 return; /* XXX: death, no report */
2405 } 2608 }
2406 if (R->screen.tlen[row] >= 0) 2609 if (row_buf[row].l >= 0)
2407 if (write(fd, r1, 1) <= 0) 2610 if (write (fd, r1, 1) <= 0)
2408 return; /* XXX: death, no report */ 2611 return; /* XXX: death, no report */
2409 } 2612 }
2410} 2613}
2411#endif 2614#endif
2412 2615
2413/* ------------------------------------------------------------------------- * 2616/* ------------------------------------------------------------------------- *
2414 * CHARACTER SELECTION * 2617 * CHARACTER SELECTION *
2415 * ------------------------------------------------------------------------- */ 2618 * ------------------------------------------------------------------------- */
2416
2417/*
2418 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2419 */
2420/* EXTPROTO */
2421void 2619void
2422rxvt_selection_check(pR_ int check_more) 2620rxvt_term::selection_check (int check_more) NOTHROW
2423{ 2621{
2424 row_col_t pos; 2622 row_col_t pos;
2425 2623
2426 if (!R->selection.op) 2624 if (!selection.op)
2427 return; 2625 return;
2428 2626
2429 pos.row = pos.col = 0; 2627 pos.row = pos.col = 0;
2430 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2628 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2431 || (R->selection.beg.row >= R->TermWin.nrow) 2629 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2432 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2630 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2433 || (R->selection.mark.row >= R->TermWin.nrow)
2434 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2435 || (R->selection.end.row >= R->TermWin.nrow)
2436 || (check_more == 1 2631 || (check_more == 1
2437 && R->current_screen == R->selection.screen 2632 && current_screen == selection.screen
2438 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2633 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2439 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2634 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2440 || (check_more == 2 2635 || (check_more == 2
2441 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2636 && ROWCOL_IS_BEFORE (selection.beg, pos)
2442 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2637 && ROWCOL_IS_AFTER (selection.end, pos))
2443 || (check_more == 3 2638 || (check_more == 3
2444 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2639 && ROWCOL_IS_AFTER (selection.end, pos))
2445 || (check_more == 4 /* screen width change */ 2640 || (check_more == 4 /* screen width change */
2446 && (R->selection.beg.row != R->selection.end.row 2641 && (selection.beg.row != selection.end.row
2447 || R->selection.end.col > R->TermWin.ncol))) 2642 || selection.end.col > ncol)))
2448 CLEAR_SELECTION(R); 2643 CLEAR_SELECTION ();
2449} 2644}
2450 2645
2451/* ------------------------------------------------------------------------- */ 2646/* ------------------------------------------------------------------------- */
2452/* 2647/*
2453 * Paste a selection direct to the command fd 2648 * Paste a selection direct to the command fd
2454 */ 2649 */
2455void 2650void
2456rxvt_term::paste (const unsigned char *data, unsigned int len) 2651rxvt_term::paste (char *data, unsigned int len) NOTHROW
2457{ 2652{
2458 unsigned int i, j, n;
2459 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2460
2461#if 0
2462 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2463 ZERO_SCROLLBACK (r);
2464#endif
2465
2466 /* convert normal newline chars into common keyboard Return key sequence */ 2653 /* convert normal newline chars into common keyboard Return key sequence */
2467 for (i = 0; i < len; i += PROP_SIZE) 2654 for (unsigned int i = 0; i < len; i++)
2468 { 2655 if (data[i] == C0_LF)
2469 n = min (len - i, PROP_SIZE); 2656 data[i] = C0_CR;
2470 MEMCPY (ds, data + i, n);
2471 2657
2472 for (j = 0; j < n; j++) 2658 if (priv_modes & PrivMode_BracketPaste)
2473 if (ds[j] == '\n') 2659 tt_printf ("\e[200~");
2474 ds[j] = '\r';
2475 2660
2476 tt_write (ds, (int)n); 2661 tt_write (data, len);
2477 }
2478 2662
2479 free(ds); 2663 if (priv_modes & PrivMode_BracketPaste)
2664 tt_printf ("\e[201~");
2480} 2665}
2481 2666
2482/* ------------------------------------------------------------------------- */ 2667/* ------------------------------------------------------------------------- */
2483/* 2668/*
2484 * Respond to a notification that a primary selection has been sent 2669 * Respond to a notification that a primary selection has been sent
2485 * EXT: SelectionNotify 2670 * EXT: SelectionNotify
2486 */ 2671 */
2487/* EXTPROTO */ 2672void
2488int
2489rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2673rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2490{ 2674{
2491 long nread = 0; 2675 if (prop == None) /* check for failed XConvertSelection */
2676 {
2677 if ((selection_type & Sel_CompoundText))
2678 {
2679 int selnum = selection_type & Sel_whereMask;
2680
2681 selection_type = 0;
2682 if (selnum != Sel_direct)
2683 selection_request_other (XA_STRING, selnum);
2684 }
2685
2686 if ((selection_type & Sel_UTF8String))
2687 {
2688 int selnum = selection_type & Sel_whereMask;
2689
2690 selection_type = Sel_CompoundText;
2691 if (selnum != Sel_direct)
2692 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2693 else
2694 selection_type = 0;
2695 }
2696
2697 return;
2698 }
2699
2492 unsigned long bytes_after; 2700 unsigned long bytes_after;
2493 XTextProperty ct; 2701 XTextProperty ct;
2494 int dummy_count;
2495 char **cl;
2496 2702
2497 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2703 if (XGetWindowProperty (dpy, win, prop,
2498 2704 0, PROP_SIZE / 4,
2499 if (prop == None) /* check for failed XConvertSelection */ 2705 delete_prop, AnyPropertyType,
2500 { 2706 &ct.encoding, &ct.format,
2501 if ((R->selection_type & Sel_CompoundText)) 2707 &ct.nitems, &bytes_after,
2502 { 2708 &ct.value) != Success)
2503 int selnum = R->selection_type & Sel_whereMask;
2504
2505 R->selection_type = 0;
2506 if (selnum != Sel_direct)
2507 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2508 }
2509
2510 return 0;
2511 } 2709 {
2512 2710 ct.value = 0;
2513 for (;;) 2711 goto bailout;
2514 { 2712 }
2713
2714 if (ct.encoding == None)
2715 goto bailout;
2716
2717 if (bytes_after)
2718 {
2719 // fetch and append remaining data
2720 XTextProperty ct2;
2721
2515 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2722 if (XGetWindowProperty (dpy, win, prop,
2516 (long)(PROP_SIZE / 4), delete_prop, 2723 ct.nitems / 4, (bytes_after + 3) / 4,
2724 delete_prop, AnyPropertyType,
2517 AnyPropertyType, &ct.encoding, &ct.format, 2725 &ct2.encoding, &ct2.format,
2518 &ct.nitems, &bytes_after, 2726 &ct2.nitems, &bytes_after,
2519 &ct.value) != Success) 2727 &ct2.value) != Success)
2520 break; 2728 goto bailout;
2521 2729
2522 if (ct.encoding == 0) 2730 // realloc should be compatible to XFree, here, and elsewhere, too
2523 { 2731 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2524 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2732 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2525 break; 2733 ct.nitems += ct2.nitems;
2526 }
2527 2734
2735 XFree (ct2.value);
2736 }
2737
2528 if (ct.value == NULL) 2738 if (ct.value == 0)
2529 { 2739 goto bailout;
2530 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2531 continue;
2532 }
2533 2740
2741 if (ct.encoding == xa[XA_INCR])
2742 {
2743 // INCR selection, start handshake
2744 if (!delete_prop)
2745 XDeleteProperty (dpy, win, prop);
2746
2747 selection_wait = Sel_incr;
2748 incr_buf_fill = 0;
2749 incr_ev.start (10);
2750
2751 goto bailout;
2752 }
2753
2534 if (ct.nitems == 0) 2754 if (ct.nitems == 0)
2755 {
2756 if (selection_wait == Sel_incr)
2757 {
2758 XFree (ct.value);
2759
2760 // finally complete, now paste the whole thing
2761 selection_wait = Sel_normal;
2762 ct.value = (unsigned char *)incr_buf;
2763 ct.nitems = incr_buf_fill;
2764 incr_buf = 0;
2765 incr_buf_size = 0;
2766 incr_ev.stop ();
2535 { 2767 }
2536 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2768 else
2769 {
2537 if (R->selection_wait == Sel_normal && nread == 0) 2770 if (selection_wait == Sel_normal
2771 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2538 { 2772 {
2539 /* 2773 /*
2540 * pass through again trying CUT_BUFFER0 if we've come from 2774 * pass through again trying CUT_BUFFER0 if we've come from
2541 * XConvertSelection() but nothing was presented 2775 * XConvertSelection () but nothing was presented
2542 */ 2776 */
2543 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2544 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2777 selection_paste (display->root, XA_CUT_BUFFER0, False);
2545 } 2778 }
2546 2779
2547 nread = -1; /* discount any previous stuff */ 2780 goto bailout;
2548 break;
2549 }
2550
2551 nread += ct.nitems;
2552 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2553 &dummy_count) == Success && cl)
2554 { 2781 }
2555 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2782 }
2783 else if (selection_wait == Sel_incr)
2784 {
2785 incr_ev.start (10);
2786
2787 while (incr_buf_fill + ct.nitems > incr_buf_size)
2788 {
2789 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2790 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2791 }
2792
2793 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2794 incr_buf_fill += ct.nitems;
2795
2796 goto bailout;
2797 }
2798
2799 char **cl;
2800 int cr;
2801
2802#if !ENABLE_MINIMAL
2803 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2804 // so recode it manually
2805 if (ct.encoding == xa[XA_UTF8_STRING])
2806 {
2807 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2808 char *s = rxvt_wcstombs (w);
2809 free (w);
2810 // TODO: strlen == only the first element will be converted. well...
2811 paste (s, strlen (s));
2812 free (s);
2813 }
2814 else
2815#endif
2816 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2817 && cl)
2818 {
2819 for (int i = 0; i < cr; i++)
2820 paste (cl[i], strlen (cl[i]));
2821
2556 XFreeStringList (cl); 2822 XFreeStringList (cl);
2557 } 2823 }
2558 else 2824 else
2559 R->paste (ct.value, ct.nitems); 2825 paste ((char *)ct.value, ct.nitems); // paste raw
2560 2826
2561 if (bytes_after == 0) 2827bailout:
2562 break;
2563
2564 XFree (ct.value);
2565 }
2566
2567 if (ct.value)
2568 XFree (ct.value); 2828 XFree (ct.value);
2569 2829
2570 if (R->selection_wait == Sel_normal) 2830 if (selection_wait == Sel_normal)
2571 R->selection_wait = Sel_none; 2831 selection_wait = Sel_none;
2572
2573 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2574 return (int)nread;
2575} 2832}
2576 2833
2577void 2834void
2578rxvt_term::incr_cb (time_watcher &w) 2835rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2579{ 2836{
2580 w.stop ();
2581 selection_wait = Sel_none; 2837 selection_wait = Sel_none;
2582 2838
2839 incr_buf_size = 0;
2840 free (incr_buf);
2841
2583 rxvt_print_error("data loss: timeout on INCR selection paste"); 2842 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2584} 2843}
2585 2844
2586/*
2587 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2588 */
2589/* EXTPROTO */
2590void 2845void
2591rxvt_selection_property(pR_ Window win, Atom prop) 2846rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2592{ 2847{
2593 int reget_time = 0; 2848 if (prop == None || selection_wait != Sel_incr)
2594
2595 if (prop == None)
2596 return; 2849 return;
2597 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2598 if (R->selection_wait == Sel_normal) {
2599 int a, afmt;
2600 Atom atype;
2601 unsigned long bytes_after, nitems;
2602 unsigned char *s = NULL;
2603 2850
2604 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2851 selection_paste (win, prop, true);
2605 R->xa[XA_INCR], &atype, &afmt, &nitems,
2606 &bytes_after, &s);
2607 if (s)
2608 XFree(s);
2609 if (a != Success)
2610 return;
2611#ifndef __CYGWIN32__
2612 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2613 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2614 XDeleteProperty(R->Xdisplay, win, prop);
2615 XFlush(R->Xdisplay);
2616 reget_time = 1;
2617 R->selection_wait = Sel_incr;
2618 }
2619#endif
2620 } else if (R->selection_wait == Sel_incr) {
2621 reget_time = 1;
2622 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2623 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2624 R->selection_wait = Sel_none;
2625 R->incr_ev.stop ();
2626 }
2627 }
2628 if (reget_time) /* received more data so reget time */
2629 R->incr_ev.start (NOW + 10);
2630} 2852}
2853
2631/* ------------------------------------------------------------------------- */ 2854/* ------------------------------------------------------------------------- */
2632/* 2855/*
2633 * Request the current selection: 2856 * Request the current selection:
2634 * Order: > internal selection if available 2857 * Order: > internal selection if available
2635 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2858 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2636 * > CUT_BUFFER0 2859 * > CUT_BUFFER0
2637 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2860 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2638 * will auto fallback to CUT_BUFFER0 2861 * will auto fallback to CUT_BUFFER0
2639 * EXT: button 2 release 2862 * EXT: button 2 release
2640 */ 2863 */
2641/* EXTPROTO */
2642void 2864void
2643rxvt_selection_request(pR_ Time tm, int x, int y) 2865rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2644{ 2866{
2645 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2867 if (selection.text && selnum == Sel_Primary)
2646 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2868 {
2647 return; /* outside window */ 2869 /* internal selection */
2648 2870 char *str = rxvt_wcstombs (selection.text, selection.len);
2649 if (R->selection.text != NULL) { /* internal selection */ 2871 paste (str, strlen (str));
2650 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2872 free (str);
2651 R->paste (R->selection.text, R->selection.len);
2652 return; 2873 return;
2653 } else { 2874 }
2654 int i; 2875 else
2655 2876 {
2656 R->selection_request_time = tm; 2877 selection_request_time = tm;
2657 R->selection_wait = Sel_normal; 2878 selection_wait = Sel_normal;
2658 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2879
2880#if X_HAVE_UTF8_STRING
2881 selection_type = Sel_UTF8String;
2882 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2883 return;
2884#else
2659 R->selection_type = Sel_CompoundText; 2885 selection_type = Sel_CompoundText;
2660 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2886 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2661 return; 2887 return;
2662 } 2888#endif
2663 } 2889 }
2890
2664 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2891 selection_wait = Sel_none; /* don't loop in selection_paste () */
2665 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2666 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2892 selection_paste (display->root, XA_CUT_BUFFER0, false);
2667} 2893}
2668 2894
2669/* INTPROTO */
2670int 2895int
2671rxvt_selection_request_other(pR_ Atom target, int selnum) 2896rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2672{ 2897{
2673 Atom sel; 2898 Atom sel;
2674#ifdef DEBUG_SELECT
2675 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2676#endif
2677 2899
2678 R->selection_type |= selnum; 2900 selection_type |= selnum;
2901
2679 if (selnum == Sel_Primary) 2902 if (selnum == Sel_Primary)
2680 sel = XA_PRIMARY; 2903 sel = XA_PRIMARY;
2681 else if (selnum == Sel_Secondary) 2904 else if (selnum == Sel_Secondary)
2682 sel = XA_SECONDARY; 2905 sel = XA_SECONDARY;
2683 else 2906 else
2684 sel = R->xa[XA_CLIPBOARD]; 2907 sel = xa[XA_CLIPBOARD];
2908
2685 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2909 if (XGetSelectionOwner (dpy, sel) != None)
2686 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2910 {
2687 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2911 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2688 R->TermWin.vt, R->selection_request_time); 2912 vt, selection_request_time);
2689 return 1; 2913 return 1;
2690 } 2914 }
2915
2691 return 0; 2916 return 0;
2692} 2917}
2693 2918
2694/* ------------------------------------------------------------------------- */ 2919/* ------------------------------------------------------------------------- */
2695/* 2920/*
2696 * Clear all selected text 2921 * Clear all selected text
2697 * EXT: SelectionClear 2922 * EXT: SelectionClear
2698 */ 2923 */
2699/* EXTPROTO */
2700void 2924void
2701rxvt_selection_clear(pR) 2925rxvt_term::selection_clear () NOTHROW
2702{ 2926{
2703 D_SELECT((stderr, "rxvt_selection_clear()"));
2704
2705 R->want_refresh = 1; 2927 want_refresh = 1;
2706 if (R->selection.text)
2707 free(R->selection.text); 2928 free (selection.text);
2708 R->selection.text = NULL; 2929 selection.text = NULL;
2709 R->selection.len = 0; 2930 selection.len = 0;
2710 CLEAR_SELECTION(R); 2931 CLEAR_SELECTION ();
2932
2933 if (display->selection_owner == this)
2934 display->selection_owner = 0;
2711} 2935}
2712 2936
2713/* ------------------------------------------------------------------------- */ 2937/* ------------------------------------------------------------------------- */
2714/* 2938/*
2715 * Copy a selection into the cut buffer 2939 * Copy a selection into the cut buffer
2716 * EXT: button 1 or 3 release 2940 * EXT: button 1 or 3 release
2717 */ 2941 */
2718/* EXTPROTO */
2719void 2942void
2720rxvt_selection_make(pR_ Time tm) 2943rxvt_term::selection_make (Time tm)
2721{ 2944{
2722 int i, col, end_col, row, end_row; 2945 int i;
2723 unsigned char *new_selection_text; 2946 wchar_t *new_selection_text;
2724 char *str; 2947 text_t *t;
2725 text_t *t;
2726#ifdef ACS_ASCII
2727 rend_t *re;
2728#endif
2729 2948
2730 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2731 switch (R->selection.op) { 2949 switch (selection.op)
2950 {
2732 case SELECTION_CONT: 2951 case SELECTION_CONT:
2733 break; 2952 break;
2734 case SELECTION_INIT: 2953 case SELECTION_INIT:
2735 CLEAR_SELECTION(R); 2954 CLEAR_SELECTION ();
2736 /* FALLTHROUGH */ 2955 /* FALLTHROUGH */
2737 case SELECTION_BEGIN: 2956 case SELECTION_BEGIN:
2738 R->selection.op = SELECTION_DONE; 2957 selection.op = SELECTION_DONE;
2739 /* FALLTHROUGH */ 2958 /* FALLTHROUGH */
2740 default: 2959 default:
2741 return; 2960 return;
2742 } 2961 }
2962
2743 R->selection.op = SELECTION_DONE; 2963 selection.op = SELECTION_DONE;
2744 2964
2745 if (R->selection.clicks == 4) 2965 if (selection.clicks == 4)
2746 return; /* nothing selected, go away */ 2966 return; /* nothing selected, go away */
2747 2967
2968 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2969 return;
2970
2748 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2971 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2749 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2972 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2750 2973
2751 new_selection_text = (unsigned char *)str; 2974 int ofs = 0;
2975 int extra = 0;
2752 2976
2753 col = R->selection.beg.col; 2977 int col = selection.beg.col;
2754 MAX_IT(col, 0); 2978 int row = selection.beg.row;
2755 row = R->selection.beg.row + R->TermWin.saveLines;
2756 end_row = R->selection.end.row + R->TermWin.saveLines;
2757 2979
2980 int end_col;
2981
2758 for (; row <= end_row; row++, col = 0) 2982 for (; row <= selection.end.row; row++, col = 0)
2983 {
2984#if !ENABLE_MINIMAL
2985 if (selection.rect)
2759 { 2986 {
2760 t = &(R->screen.text[row][col]); 2987 col = selection.beg.col;
2761
2762 end_col = R->screen.tlen[row];
2763
2764 if (end_col == -1)
2765 end_col = R->TermWin.ncol; 2988 end_col = ncol + 1;
2989 }
2990 else
2991#endif
2992 end_col = ROW(row).l;
2766 2993
2994 col = max (col, 0);
2995
2767 if (row == end_row) 2996 if (row == selection.end.row
2997#if !ENABLE_MINIMAL
2998 || selection.rect
2999#endif
3000 )
2768 MIN_IT (end_col, R->selection.end.col); 3001 min_it (end_col, selection.end.col);
2769 3002
3003 t = ROW(row).t + col;
3004
2770 for (; col < end_col; col++) 3005 for (; col < end_col; col++)
3006 {
2771 if (*t == NOCHAR) 3007 if (*t == NOCHAR)
2772 t++; 3008 t++;
3009#if ENABLE_COMBINING
3010 else if (IS_COMPOSE (*t))
3011 {
3012 int len = rxvt_composite.expand (*t, 0);
3013
3014 extra -= (len - 1);
3015
3016 if (extra < 0)
3017 {
3018 extra += i;
3019 i += i;
3020 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3021 }
3022
3023 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3024 }
3025#endif
2773 else 3026 else
2774 { 3027 new_selection_text[ofs++] = *t++;
2775 int len = wctomb (str, *t++);
2776 if (len > 0)
2777 str += len;
2778 }
2779
2780 if (R->screen.tlen[row] != -1 && row != end_row)
2781 *str++ = '\n';
2782 } 3028 }
2783 3029
2784#ifndef NO_OLD_SELECTION 3030#if !ENABLE_MINIMAL
2785 if (R->selection_style == OLD_SELECT) 3031 if (selection.rect)
2786 if (end_col == R->TermWin.ncol) 3032 {
2787 *str++ = '\n'; 3033 while (ofs
3034 && new_selection_text[ofs - 1] != C0_LF
3035 && unicode::is_space (new_selection_text[ofs - 1]))
3036 --ofs;
3037
3038 new_selection_text[ofs++] = C0_LF;
3039 }
3040 else
2788#endif 3041#endif
2789#ifndef NO_NEW_SELECTION 3042 if (!ROW(row).is_longer () && row != selection.end.row)
2790 if (R->selection_style != OLD_SELECT) 3043 new_selection_text[ofs++] = C0_LF;
3044 }
3045
2791 if (end_col != R->selection.end.col) 3046 if (end_col != selection.end.col)
2792 *str++ = '\n'; 3047 new_selection_text[ofs++] = C0_LF;
2793#endif
2794 *str = '\0';
2795 3048
2796 i = str - (char *)new_selection_text; 3049 new_selection_text[ofs] = 0;
3050
2797 if (i == 0) 3051 if (ofs == 0)
2798 { 3052 {
2799 free (new_selection_text); 3053 free (new_selection_text);
2800 return; 3054 return;
2801 } 3055 }
2802 3056
2803 // due to MB_MAX_CUR, selection wastage is usually high
2804 if (str - (char *)new_selection_text > 1024)
2805 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2806
2807 R->selection.len = i;
2808 if (R->selection.text)
2809 free (R->selection.text); 3057 free (selection.text);
2810 3058
2811 R->selection.text = new_selection_text; 3059 // we usually allocate much more than necessary, so realloc it smaller again
3060 selection.len = ofs;
3061 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2812 3062
2813 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3063 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2814 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3064 return;
2815 rxvt_print_error("can't get primary selection"); 3065
2816 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3066 selection_grab (tm);
2817 PropModeReplace, R->selection.text, (int)R->selection.len); 3067}
3068
3069bool
3070rxvt_term::selection_grab (Time tm) NOTHROW
3071{
2818 R->selection_time = tm; 3072 selection_time = tm;
2819 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3073
3074 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3075 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3076 {
3077 display->set_selection_owner (this);
3078 return true;
3079 }
3080 else
3081 {
3082 selection_clear ();
3083 return false;
3084 }
3085
3086#if 0
3087 XTextProperty ct;
3088
3089 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3090 {
3091 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3092 XFree (ct.value);
3093 }
3094#endif
2820} 3095}
2821 3096
2822/* ------------------------------------------------------------------------- */ 3097/* ------------------------------------------------------------------------- */
2823/* 3098/*
2824 * Mark or select text based upon number of clicks: 1, 2, or 3 3099 * Mark or select text based upon number of clicks: 1, 2, or 3
2825 * EXT: button 1 press 3100 * EXT: button 1 press
2826 */ 3101 */
2827/* EXTPROTO */
2828void 3102void
2829rxvt_selection_click(pR_ int clicks, int x, int y) 3103rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2830{ 3104{
2831 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2832
2833 clicks = ((clicks - 1) % 3) + 1; 3105 clicks = ((clicks - 1) % 3) + 1;
2834 R->selection.clicks = clicks; /* save clicks so extend will work */ 3106 selection.clicks = clicks; /* save clicks so extend will work */
2835 3107
3108 if (clicks == 2 && !selection.rect
3109 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3110 {
3111 MEvent.clicks = 1; // what a mess
3112 selection.screen = current_screen;
3113 selection.op = SELECTION_CONT;
3114 return;
3115 }
3116
2836 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3117 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3118
2837 if (clicks == 2 || clicks == 3) 3119 if (clicks == 2 || clicks == 3)
2838 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3120 selection_extend_colrow (selection.mark.col,
2839 R->selection.mark.row 3121 selection.mark.row - view_start,
2840 + R->TermWin.view_start,
2841 0, /* button 3 */ 3122 0, /* button 3 */
2842 1, /* button press */ 3123 1, /* button press */
2843 0); /* click change */ 3124 0); /* click change */
2844} 3125}
2845 3126
2846/* ------------------------------------------------------------------------- */ 3127/* ------------------------------------------------------------------------- */
2847/* 3128/*
2848 * Mark a selection at the specified col/row 3129 * Mark a selection at the specified col/row
2849 */ 3130 */
2850/* INTPROTO */
2851void 3131void
2852rxvt_selection_start_colrow(pR_ int col, int row) 3132rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2853{ 3133{
2854 R->want_refresh = 1; 3134 want_refresh = 1;
3135
3136 selection.mark.row = row + view_start;
2855 R->selection.mark.col = col; 3137 selection.mark.col = col;
2856 R->selection.mark.row = row - R->TermWin.view_start; 3138
2857 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3139 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2858 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3140 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3141
3142 while (selection.mark.col > 0
3143 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2859 MAX_IT(R->selection.mark.col, 0); 3144 --selection.mark.col;
2860 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2861 3145
2862 if (R->selection.op) { /* clear the old selection */ 3146 if (selection.op)
3147 {
3148 /* clear the old selection */
2863 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3149 selection.beg.row = selection.end.row = selection.mark.row;
2864 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3150 selection.beg.col = selection.end.col = selection.mark.col;
2865 } 3151 }
3152
2866 R->selection.op = SELECTION_INIT; 3153 selection.op = SELECTION_INIT;
2867 R->selection.screen = R->current_screen; 3154 selection.screen = current_screen;
2868} 3155}
2869 3156
2870/* ------------------------------------------------------------------------- */ 3157/* ------------------------------------------------------------------------- */
2871/* 3158/*
2872 * Word select: select text for 2 clicks 3159 * Word select: select text for 2 clicks
2873 * We now only find out the boundary in one direction 3160 * We now only find out the boundary in one direction
2874 */ 3161 */
2875 3162
2876/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3163/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2877#define DELIMIT_TEXT(x) \ 3164#define DELIMIT_TEXT(x) \
2878 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3165 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2879#define DELIMIT_REND(x) 1 3166#define DELIMIT_REND(x) 1
2880 3167
2881/* INTPROTO */
2882void 3168void
2883rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3169rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2884{ 3170{
2885 int col, row, dirnadd, tcol, trow, w1, w2; 3171 int col, row, dirnadd, tcol, trow, w1, w2;
2886 row_col_t bound; 3172 row_col_t bound;
2887 text_t *stp; 3173 text_t *stp;
2888 rend_t *srp; 3174 rend_t *srp;
2889 3175
2890 if (dirn == UP) { 3176 if (dirn == UP)
2891 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3177 {
3178 bound.row = top_row - 1;
2892 bound.col = 0; 3179 bound.col = 0;
2893 dirnadd = -1; 3180 dirnadd = -1;
2894 } else { 3181 }
2895 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3182 else
3183 {
3184 bound.row = nrow;
2896 bound.col = R->TermWin.ncol - 1; 3185 bound.col = ncol - 1;
2897 dirnadd = 1; 3186 dirnadd = 1;
2898 } 3187 }
2899 row = mark->row + R->TermWin.saveLines; 3188
3189 row = mark->row;
2900 col = mark->col; 3190 col = max (mark->col, 0);
2901 MAX_IT(col, 0); 3191
2902/* find the edge of a word */ 3192 /* find the edge of a word */
2903 stp = &(R->screen.text[row][col]); 3193 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2904 w1 = DELIMIT_TEXT(*stp); 3194 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2905 3195
2906 if (R->selection_style != NEW_SELECT) { 3196 for (;;)
2907 if (w1 == 1) { 3197 {
3198 for (; col != bound.col; col += dirnadd)
3199 {
2908 stp += dirnadd; 3200 stp += dirnadd;
2909 if (DELIMIT_TEXT(*stp) == 1)
2910 goto Old_Word_Selection_You_Die;
2911 col += dirnadd;
2912 }
2913 w1 = 0;
2914 }
2915 srp = (&R->screen.rend[row][col]);
2916 w2 = DELIMIT_REND(*srp);
2917
2918 for (;;) {
2919 for (; col != bound.col; col += dirnadd) {
2920 stp += dirnadd; 3201 srp += dirnadd;
3202
3203 if (*stp == NOCHAR)
3204 continue;
3205
2921 if (DELIMIT_TEXT(*stp) != w1) 3206 if (DELIMIT_TEXT (*stp) != w1)
3207 break;
3208 if (DELIMIT_REND (*srp) != w2)
3209 break;
3210 }
3211
3212 if ((col == bound.col) && (row != bound.row))
3213 {
3214 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3215 {
3216 trow = row + dirnadd;
3217 tcol = dirn == UP ? ncol - 1 : 0;
3218
3219 if (!ROW(trow).t)
2922 break; 3220 break;
2923 srp += dirnadd; 3221
2924 if (DELIMIT_REND(*srp) != w2) 3222 stp = ROW(trow).t + tcol;
3223 srp = ROW(trow).r + tcol;
3224
3225 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2925 break; 3226 break;
2926 } 3227
2927 if ((col == bound.col) && (row != bound.row)) {
2928 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2929 trow = row + dirnadd;
2930 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2931 if (R->screen.text[trow] == NULL)
2932 break;
2933 stp = &(R->screen.text[trow][tcol]);
2934 srp = &(R->screen.rend[trow][tcol]);
2935 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2936 break;
2937 row = trow; 3228 row = trow;
2938 col = tcol; 3229 col = tcol;
2939 continue; 3230 continue;
2940 } 3231 }
2941 } 3232 }
2942 break; 3233 break;
2943 } 3234 }
2944 Old_Word_Selection_You_Die:
2945 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));
2946 3235
2947 if (dirn == DN) 3236 if (dirn == DN)
2948 col++; /* put us on one past the end */ 3237 col++; /* put us on one past the end */
2949 3238
2950/* Poke the values back in */ 3239 /* Poke the values back in */
2951 ret->row = row - R->TermWin.saveLines; 3240 ret->row = row;
2952 ret->col = col; 3241 ret->col = col;
2953} 3242}
2954 3243
2955/* ------------------------------------------------------------------------- */ 3244/* ------------------------------------------------------------------------- */
2956/* 3245/*
2957 * Extend the selection to the specified x/y pixel location 3246 * Extend the selection to the specified x/y pixel location
2958 * EXT: button 3 press; button 1 or 3 drag 3247 * EXT: button 3 press; button 1 or 3 drag
2959 * flag == 0 ==> button 1 3248 * flag == 0 ==> button 1
2960 * flag == 1 ==> button 3 press 3249 * flag == 1 ==> button 3 press
2961 * flag == 2 ==> button 3 motion 3250 * flag == 2 ==> button 3 motion
2962 */ 3251 */
2963/* EXTPROTO */
2964void 3252void
2965rxvt_selection_extend(pR_ int x, int y, int flag) 3253rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2966{ 3254{
2967 int col, row; 3255 int col = clamp (Pixel2Col (x), 0, ncol);
3256 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2968 3257
2969 col = Pixel2Col(x); 3258 /*
2970 row = Pixel2Row(y);
2971 MAX_IT(row, 0);
2972 MIN_IT(row, (int)R->TermWin.nrow - 1);
2973 MAX_IT(col, 0);
2974 MIN_IT(col, (int)R->TermWin.ncol);
2975#ifndef NO_NEW_SELECTION
2976/*
2977 * If we're selecting characters (single click) then we must check first 3259 * If we're selecting characters (single click) then we must check first
2978 * if we are at the same place as the original mark. If we are then 3260 * if we are at the same place as the original mark. If we are then
2979 * select nothing. Otherwise, if we're to the right of the mark, you have to 3261 * select nothing. Otherwise, if we're to the right of the mark, you have to
2980 * be _past_ a character for it to be selected. 3262 * be _past_ a character for it to be selected.
2981 */ 3263 */
2982 if (R->selection_style != OLD_SELECT) {
2983 if (((R->selection.clicks % 3) == 1) && !flag 3264 if (((selection.clicks % 3) == 1) && !flag
2984 && (col == R->selection.mark.col 3265 && (col == selection.mark.col
2985 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3266 && (row == selection.mark.row - view_start)))
3267 {
2986 /* select nothing */ 3268 /* select nothing */
2987 R->selection.beg.row = R->selection.end.row = 0; 3269 selection.beg.row = selection.end.row = 0;
2988 R->selection.beg.col = R->selection.end.col = 0; 3270 selection.beg.col = selection.end.col = 0;
2989 R->selection.clicks = 4; 3271 selection.clicks = 4;
2990 R->want_refresh = 1; 3272 want_refresh = 1;
2991 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2992 return; 3273 return;
2993 }
2994 } 3274 }
2995#endif 3275
2996 if (R->selection.clicks == 4) 3276 if (selection.clicks == 4)
2997 R->selection.clicks = 1; 3277 selection.clicks = 1;
3278
2998 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3279 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2999 flag == 1 ? 1 : 0, /* ? button press */ 3280 flag == 1 ? 1 : 0, /* ? button press */
3000 0); /* no click change */ 3281 0); /* no click change */
3001} 3282}
3002 3283
3003/* ------------------------------------------------------------------------- */ 3284/* ------------------------------------------------------------------------- */
3004/* 3285/*
3005 * Extend the selection to the specified col/row 3286 * Extend the selection to the specified col/row
3006 */ 3287 */
3007/* INTPROTO */
3008void 3288void
3009rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3289rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3010{ 3290{
3011 int16_t ncol = R->TermWin.ncol;
3012 int end_col;
3013 row_col_t pos; 3291 row_col_t pos;
3014 enum { 3292 enum {
3015 LEFT, RIGHT 3293 LEFT, RIGHT
3016 } closeto = RIGHT; 3294 } closeto = RIGHT;
3017 3295
3018 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));
3019 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));
3020
3021 R->want_refresh = 1; 3296 want_refresh = 1;
3297
3022 switch (R->selection.op) { 3298 switch (selection.op)
3299 {
3023 case SELECTION_INIT: 3300 case SELECTION_INIT:
3024 CLEAR_SELECTION(R); 3301 CLEAR_SELECTION ();
3025 R->selection.op = SELECTION_BEGIN; 3302 selection.op = SELECTION_BEGIN;
3026 /* FALLTHROUGH */ 3303 /* FALLTHROUGH */
3027 case SELECTION_BEGIN: 3304 case SELECTION_BEGIN:
3028 if (row != R->selection.mark.row || col != R->selection.mark.col 3305 if (row != selection.mark.row || col != selection.mark.col
3029 || (!button3 && buttonpress)) 3306 || (!button3 && buttonpress))
3030 R->selection.op = SELECTION_CONT; 3307 selection.op = SELECTION_CONT;
3031 break; 3308 break;
3032 case SELECTION_DONE: 3309 case SELECTION_DONE:
3033 R->selection.op = SELECTION_CONT; 3310 selection.op = SELECTION_CONT;
3034 /* FALLTHROUGH */ 3311 /* FALLTHROUGH */
3035 case SELECTION_CONT: 3312 case SELECTION_CONT:
3036 break; 3313 break;
3037 case SELECTION_CLEAR: 3314 case SELECTION_CLEAR:
3038 rxvt_selection_start_colrow(aR_ col, row); 3315 selection_start_colrow (col, row);
3039 /* FALLTHROUGH */ 3316 /* FALLTHROUGH */
3040 default: 3317 default:
3041 return; 3318 return;
3042 } 3319 }
3320
3043 if (R->selection.beg.col == R->selection.end.col 3321 if (selection.beg.col == selection.end.col
3044 && R->selection.beg.col != R->selection.mark.col 3322 && selection.beg.col != selection.mark.col
3045 && R->selection.beg.row == R->selection.end.row 3323 && selection.beg.row == selection.end.row
3046 && R->selection.beg.row != R->selection.mark.row) { 3324 && selection.beg.row != selection.mark.row)
3325 {
3047 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3326 selection.beg.col = selection.end.col = selection.mark.col;
3048 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3327 selection.beg.row = selection.end.row = selection.mark.row;
3049 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));
3050 } 3328 }
3051 3329
3052 pos.col = col; 3330 pos.col = col;
3053 pos.row = row; 3331 pos.row = view_start + row;
3054 3332
3055 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3333 /*
3056 3334 * This is mainly xterm style selection with a couple of differences, mainly
3057#ifndef NO_OLD_SELECTION 3335 * in the way button3 drag extension works.
3058/* 3336 * We're either doing: button1 drag; button3 press; or button3 drag
3059 * This mimics some of the selection behaviour of version 2.20 and before. 3337 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3060 * There are no ``selection modes'', button3 is always character extension. 3338 * is always at the left/right edge of the selection.
3061 * Note: button3 drag is always available, c.f. v2.20 3339 * b) button3 press: extend/contract character/word/line at whichever edge of
3062 * Selection always terminates (left or right as appropriate) at the mark. 3340 * the selection we are closest to.
3341 * c) button3 drag : extend/contract character/word/line - we select around
3342 * a point/word/line which is either the start or end of the selection
3343 * and it was decided by whichever point/word/line was `fixed' at the
3344 * time of the most recent button3 press
3063 */ 3345 */
3064 if (R->selection_style == OLD_SELECT) { 3346 if (button3 && buttonpress)
3065 if (R->selection.clicks == 1 || button3) { 3347 {
3066 if (R->hate_those_clicks) { 3348 /* button3 press */
3067 R->hate_those_clicks = 0; 3349 /*
3068 if (R->selection.clicks == 1) { 3350 * first determine which edge of the selection we are closest to
3069 R->selection.beg.row = R->selection.mark.row; 3351 */
3070 R->selection.beg.col = R->selection.mark.col; 3352 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3071 } else { 3353 || (!ROWCOL_IS_AFTER (pos, selection.end)
3354 && (((pos.col - selection.beg.col)
3355 + ((pos.row - selection.beg.row) * ncol))
3356 < ((selection.end.col - pos.col)
3357 + ((selection.end.row - pos.row) * ncol)))))
3358 closeto = LEFT;
3359
3360 if (closeto == LEFT)
3361 {
3362 selection.beg.row = pos.row;
3363 selection.beg.col = pos.col;
3364 selection.mark.row = selection.end.row;
3365 selection.mark.col = selection.end.col - (selection.clicks == 2);
3366 }
3367 else
3368 {
3369 selection.end.row = pos.row;
3370 selection.end.col = pos.col;
3072 R->selection.mark.row = R->selection.beg.row; 3371 selection.mark.row = selection.beg.row;
3073 R->selection.mark.col = R->selection.beg.col; 3372 selection.mark.col = selection.beg.col;
3373 }
3374 }
3375 else
3376 {
3377 /* button1 drag or button3 drag */
3378 if (ROWCOL_IS_AFTER (selection.mark, pos))
3379 {
3380 if (selection.mark.row == selection.end.row
3381 && selection.mark.col == selection.end.col
3382 && clickchange
3383 && selection.clicks == 2)
3384 selection.mark.col--;
3385
3386 selection.beg.row = pos.row;
3387 selection.beg.col = pos.col;
3388 selection.end.row = selection.mark.row;
3389 selection.end.col = selection.mark.col + (selection.clicks == 2);
3390 }
3391 else
3392 {
3393 selection.beg.row = selection.mark.row;
3394 selection.beg.col = selection.mark.col;
3395 selection.end.row = pos.row;
3396 selection.end.col = pos.col;
3397 }
3398 }
3399
3400 if (selection.clicks == 1)
3401 {
3402 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3403 && !ROW(selection.beg.row).is_longer ()
3404#if !ENABLE_MINIMAL
3405 && !selection.rect
3406#endif
3407 )
3408 selection.beg.col = ncol;
3409
3410 if (
3411 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3412 && !ROW(selection.end.row).is_longer ()
3413#if !ENABLE_MINIMAL
3414 && !selection.rect
3415#endif
3416 )
3417 selection.end.col = ncol;
3418 }
3419 else if (selection.clicks == 2)
3420 {
3421 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3422 selection.end.col--;
3423
3424 selection_delimit_word (UP, &selection.beg, &selection.beg);
3425 selection_delimit_word (DN, &selection.end, &selection.end);
3426 }
3427 else if (selection.clicks == 3)
3428 {
3429#if ENABLE_FRILLS
3430 if (option (Opt_tripleclickwords))
3431 {
3432 selection_delimit_word (UP, &selection.beg, &selection.beg);
3433
3434 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3435 {
3436 if (!ROW(end_row).is_longer ())
3437 {
3438 selection.end.row = end_row;
3439 selection.end.col = ROW(end_row).l;
3440# if !ENABLE_MINIMAL
3441 selection_remove_trailing_spaces ();
3442# endif
3443 break;
3074 } 3444 }
3075 } 3445 }
3076 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3077 R->selection.end.row = R->selection.mark.row;
3078 R->selection.end.col = R->selection.mark.col + 1;
3079 R->selection.beg.row = pos.row;
3080 R->selection.beg.col = pos.col;
3081 } else {
3082 R->selection.beg.row = R->selection.mark.row;
3083 R->selection.beg.col = R->selection.mark.col;
3084 R->selection.end.row = pos.row;
3085 R->selection.end.col = pos.col + 1;
3086 } 3446 }
3087 } else if (R->selection.clicks == 2) { 3447 else
3088 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3448#endif
3089 &(R->selection.beg)); 3449 {
3090 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3450 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3091 &(R->selection.end)); 3451 selection.mark.col++;
3092 R->hate_those_clicks = 1; 3452
3093 } else if (R->selection.clicks == 3) {
3094 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3095 R->selection.beg.col = 0; 3453 selection.beg.col = 0;
3096 R->selection.end.col = ncol; 3454 selection.end.col = ncol;
3097 R->hate_those_clicks = 1; 3455
3098 } 3456 // select a complete logical line
3099 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)); 3457 while (selection.beg.row > -saveLines
3100 return; 3458 && ROW(selection.beg.row - 1).is_longer ())
3101 } 3459 selection.beg.row--;
3102#endif /* ! NO_OLD_SELECTION */ 3460
3103#ifndef NO_NEW_SELECTION 3461 while (selection.end.row < nrow
3104/* selection_style must not be OLD_SELECT to get here */ 3462 && ROW(selection.end.row).is_longer ())
3105/* 3463 selection.end.row++;
3106 * This is mainly xterm style selection with a couple of differences, mainly
3107 * in the way button3 drag extension works.
3108 * We're either doing: button1 drag; button3 press; or button3 drag
3109 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3110 * is always at the left/right edge of the R->selection.
3111 * b) button3 press: extend/contract character/word/line at whichever edge of
3112 * the selection we are closest to.
3113 * c) button3 drag : extend/contract character/word/line - we select around
3114 * a point/word/line which is either the start or end of the selection
3115 * and it was decided by whichever point/word/line was `fixed' at the
3116 * time of the most recent button3 press
3117 */
3118 if (button3 && buttonpress) { /* button3 press */
3119 /* 3464 }
3120 * first determine which edge of the selection we are closest to 3465 }
3121 */ 3466
3122 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3467 if (button3 && buttonpress)
3123 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3468 {
3124 && (((pos.col - R->selection.beg.col) 3469 /* mark may need to be changed */
3125 + ((pos.row - R->selection.beg.row) * ncol))
3126 < ((R->selection.end.col - pos.col)
3127 + ((R->selection.end.row - pos.row) * ncol)))))
3128 closeto = LEFT;
3129 if (closeto == LEFT) { 3470 if (closeto == LEFT)
3130 R->selection.beg.row = pos.row; 3471 {
3131 R->selection.beg.col = pos.col;
3132 R->selection.mark.row = R->selection.end.row; 3472 selection.mark.row = selection.end.row;
3133 R->selection.mark.col = R->selection.end.col 3473 selection.mark.col = selection.end.col - (selection.clicks == 2);
3134 - (R->selection.clicks == 2); 3474 }
3135 } else { 3475 else
3136 R->selection.end.row = pos.row; 3476 {
3137 R->selection.end.col = pos.col;
3138 R->selection.mark.row = R->selection.beg.row; 3477 selection.mark.row = selection.beg.row;
3139 R->selection.mark.col = R->selection.beg.col; 3478 selection.mark.col = selection.beg.col;
3140 }
3141 } else { /* button1 drag or button3 drag */
3142 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3143 if ((R->selection.mark.row == R->selection.end.row)
3144 && (R->selection.mark.col == R->selection.end.col)
3145 && clickchange && R->selection.clicks == 2)
3146 R->selection.mark.col--;
3147 R->selection.beg.row = pos.row;
3148 R->selection.beg.col = pos.col;
3149 R->selection.end.row = R->selection.mark.row;
3150 R->selection.end.col = R->selection.mark.col
3151 + (R->selection.clicks == 2);
3152 } else {
3153 R->selection.beg.row = R->selection.mark.row;
3154 R->selection.beg.col = R->selection.mark.col;
3155 R->selection.end.row = pos.row;
3156 R->selection.end.col = pos.col;
3157 }
3158 }
3159
3160 if (R->selection.clicks == 1) {
3161 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3162 if (end_col != -1 && R->selection.beg.col > end_col) {
3163#if 1
3164 R->selection.beg.col = ncol;
3165#else
3166 if (R->selection.beg.row != R->selection.end.row)
3167 R->selection.beg.col = ncol;
3168 else
3169 R->selection.beg.col = R->selection.mark.col;
3170#endif
3171 }
3172 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3173 if (end_col != -1 && R->selection.end.col > end_col)
3174 R->selection.end.col = ncol;
3175
3176 } else if (R->selection.clicks == 2) {
3177 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3178 R->selection.end.col--;
3179 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3180 &(R->selection.beg));
3181 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3182 &(R->selection.end));
3183 } else if (R->selection.clicks == 3) {
3184#ifndef NO_FRILLS
3185 if ((R->Options & Opt_tripleclickwords)) {
3186 int end_row;
3187
3188 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3189 &(R->selection.beg));
3190 end_row = R->screen.tlen[R->selection.mark.row
3191 + R->TermWin.saveLines];
3192 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3193 end_row++) {
3194 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3195 if (end_col != -1) {
3196 R->selection.end.row = end_row;
3197 R->selection.end.col = end_col;
3198 rxvt_selection_remove_trailing_spaces(aR);
3199 break;
3200 }
3201 }
3202 } else
3203#endif
3204 { 3479 }
3205 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3206 R->selection.mark.col++;
3207 R->selection.beg.col = 0;
3208 R->selection.end.col = ncol;
3209 }
3210 } 3480 }
3211 if (button3 && buttonpress) { /* mark may need to be changed */
3212 if (closeto == LEFT) {
3213 R->selection.mark.row = R->selection.end.row;
3214 R->selection.mark.col = R->selection.end.col
3215 - (R->selection.clicks == 2);
3216 } else {
3217 R->selection.mark.row = R->selection.beg.row;
3218 R->selection.mark.col = R->selection.beg.col;
3219 }
3220 }
3221 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));
3222#endif /* ! NO_NEW_SELECTION */
3223}
3224 3481
3225#ifndef NO_FRILLS 3482#if !ENABLE_MINIMAL
3226/* INTPROTO */ 3483 if (selection.rect && selection.beg.col > selection.end.col)
3484 ::swap (selection.beg.col, selection.end.col);
3485#endif
3486}
3487
3488#if !ENABLE_MINIMAL
3227void 3489void
3228rxvt_selection_remove_trailing_spaces(pR) 3490rxvt_term::selection_remove_trailing_spaces () NOTHROW
3229{ 3491{
3230 int32_t end_col, end_row; 3492 int32_t end_col, end_row;
3231 text_t *stp; 3493 text_t *stp;
3232 3494
3233 end_col = R->selection.end.col; 3495 end_col = selection.end.col;
3234 end_row = R->selection.end.row; 3496 end_row = selection.end.row;
3497
3235 for ( ; end_row >= R->selection.beg.row; ) { 3498 for (; end_row >= selection.beg.row; )
3236 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3499 {
3500 stp = ROW(end_row).t;
3501
3237 while (--end_col >= 0) { 3502 while (--end_col >= 0)
3238 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3239 break;
3240 } 3503 {
3241 if (end_col >= 0 3504 if (stp[end_col] != NOCHAR
3242 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3505 && !unicode::is_space (stp[end_col]))
3243 R->selection.end.col = end_col + 1;
3244 R->selection.end.row = end_row;
3245 break; 3506 break;
3246 } 3507 }
3508
3509 if (end_col >= 0
3510 || !ROW(end_row - 1).is_longer ())
3511 {
3512 selection.end.col = end_col + 1;
3513 selection.end.row = end_row;
3514 break;
3515 }
3516
3247 end_row--; 3517 end_row--;
3248 end_col = R->TermWin.ncol; 3518 end_col = ncol;
3249 } 3519 }
3520
3250 if (R->selection.mark.row > R->selection.end.row) { 3521 if (selection.mark.row > selection.end.row)
3522 {
3251 R->selection.mark.row = R->selection.end.row; 3523 selection.mark.row = selection.end.row;
3252 R->selection.mark.col = R->selection.end.col; 3524 selection.mark.col = selection.end.col;
3525 }
3253 } else if (R->selection.mark.row == R->selection.end.row 3526 else if (selection.mark.row == selection.end.row
3254 && R->selection.mark.col > R->selection.end.col) 3527 && selection.mark.col > selection.end.col)
3255 R->selection.mark.col = R->selection.end.col; 3528 selection.mark.col = selection.end.col;
3256} 3529}
3257#endif 3530#endif
3258 3531
3259/* ------------------------------------------------------------------------- */ 3532/* ------------------------------------------------------------------------- */
3260/* 3533/*
3261 * Double click on button 3 when already selected 3534 * Double click on button 3 when already selected
3262 * EXT: button 3 double click 3535 * EXT: button 3 double click
3263 */ 3536 */
3264/* EXTPROTO */
3265void 3537void
3266rxvt_selection_rotate(pR_ int x, int y) 3538rxvt_term::selection_rotate (int x, int y) NOTHROW
3267{ 3539{
3268 R->selection.clicks = R->selection.clicks % 3 + 1; 3540 selection.clicks = selection.clicks % 3 + 1;
3269 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3541 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3270} 3542}
3271
3272/* ------------------------------------------------------------------------- */
3273/*
3274 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3275 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3276 * the X11 protocol.
3277 */
3278typedef CARD32 Atom32;
3279 3543
3280/* ------------------------------------------------------------------------- */ 3544/* ------------------------------------------------------------------------- */
3281/* 3545/*
3282 * Respond to a request for our current selection 3546 * Respond to a request for our current selection
3283 * EXT: SelectionRequest 3547 * EXT: SelectionRequest
3284 */ 3548 */
3285/* EXTPROTO */
3286void 3549void
3287rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3550rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3288{ 3551{
3289 XSelectionEvent ev; 3552 XSelectionEvent ev;
3553
3554 ev.type = SelectionNotify;
3555 ev.property = None;
3556 ev.display = rq.display;
3557 ev.requestor = rq.requestor;
3558 ev.selection = rq.selection;
3559 ev.target = rq.target;
3560 ev.time = rq.time;
3561
3562 if (rq.target == xa[XA_TARGETS])
3563 {
3564 Atom target_list[6];
3565 Atom *target = target_list;
3566
3567 *target++ = xa[XA_TARGETS];
3568 *target++ = xa[XA_TIMESTAMP];
3569 *target++ = XA_STRING;
3570 *target++ = xa[XA_TEXT];
3571 *target++ = xa[XA_COMPOUND_TEXT];
3572#if X_HAVE_UTF8_STRING
3573 *target++ = xa[XA_UTF8_STRING];
3574#endif
3575
3576 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3577 32, PropModeReplace,
3578 (unsigned char *)target_list, target - target_list);
3579 ev.property = rq.property;
3580 }
3581#if TODO // TODO
3582 else if (rq.target == xa[XA_MULTIPLE])
3583 {
3584 /* TODO: Handle MULTIPLE */
3585 }
3586#endif
3587 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3588 {
3589 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3590 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3591 ev.property = rq.property;
3592 }
3593 else if (rq.target == XA_STRING
3594 || rq.target == xa[XA_TEXT]
3595 || rq.target == xa[XA_COMPOUND_TEXT]
3596 || rq.target == xa[XA_UTF8_STRING]
3597 )
3598 {
3599 XTextProperty ct;
3600 Atom target = rq.target;
3601 short freect = 0;
3602 int selectlen;
3603 wchar_t *cl;
3604 enum {
3605 enc_string = XStringStyle,
3606 enc_text = XStdICCTextStyle,
3607 enc_compound_text = XCompoundTextStyle,
3608#ifdef X_HAVE_UTF8_STRING
3609 enc_utf8 = XUTF8StringStyle,
3610#else
3611 enc_utf8 = -1,
3612#endif
3613 } style;
3614
3615 if (target == XA_STRING)
3616 // we actually don't do XA_STRING, but who cares, as i18n clients
3617 // will ask for another format anyways.
3618 style = enc_string;
3619 else if (target == xa[XA_TEXT])
3620 style = enc_text;
3621 else if (target == xa[XA_COMPOUND_TEXT])
3622 style = enc_compound_text;
3623#if !ENABLE_MINIMAL
3624 else if (target == xa[XA_UTF8_STRING])
3625 style = enc_utf8;
3626#endif
3627 else
3628 {
3629 target = xa[XA_COMPOUND_TEXT];
3630 style = enc_compound_text;
3631 }
3632
3633 if (selection.text)
3634 {
3635 cl = selection.text;
3636 selectlen = selection.len;
3637 }
3638 else
3639 {
3640 cl = L"";
3641 selectlen = 0;
3642 }
3643
3644#if !ENABLE_MINIMAL
3645 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3646 // so recode it manually
3647 if (style == enc_utf8)
3648 {
3649 freect = 1;
3650 ct.encoding = target;
3651 ct.format = 8;
3652 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3653 ct.nitems = strlen ((char *)ct.value);
3654 }
3655 else
3656#endif
3657 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3658 freect = 1;
3659 else
3660 {
3661 /* if we failed to convert then send it raw */
3662 ct.value = (unsigned char *)cl;
3663 ct.nitems = selectlen;
3664 ct.encoding = target;
3665 }
3666
3667 XChangeProperty (dpy, rq.requestor, rq.property,
3668 ct.encoding, 8, PropModeReplace,
3669 ct.value, (int)ct.nitems);
3670 ev.property = rq.property;
3671
3672 if (freect)
3673 XFree (ct.value);
3674 }
3675
3676 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3677}
3678
3679/* ------------------------------------------------------------------------- */
3290#ifdef USE_XIM 3680#ifdef USE_XIM
3291 Atom32 target_list[4]; 3681void
3292#else 3682rxvt_term::im_set_position (XPoint &pos) NOTHROW
3293 Atom32 target_list[3]; 3683{
3294#endif 3684 XWindowAttributes xwa;
3295 Atom target;
3296 XTextProperty ct;
3297 XICCEncodingStyle style;
3298 char *cl[2], dummy[1];
3299 3685
3300 ev.type = SelectionNotify; 3686 XGetWindowAttributes (dpy, vt, &xwa);
3301 ev.property = None;
3302 ev.display = rq->display;
3303 ev.requestor = rq->requestor;
3304 ev.selection = rq->selection;
3305 ev.target = rq->target;
3306 ev.time = rq->time;
3307 3687
3308 if (rq->target == R->xa[XA_TARGETS]) { 3688 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3309 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3689 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3310 target_list[1] = (Atom32) XA_STRING; 3690}
3311 target_list[2] = (Atom32) R->xa[XA_TEXT];
3312#ifdef USE_XIM
3313 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3314#endif 3691#endif
3315 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3316 (8 * sizeof(target_list[0])), PropModeReplace,
3317 (unsigned char *)target_list,
3318 (sizeof(target_list) / sizeof(target_list[0])));
3319 ev.property = rq->property;
3320 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3321 /* TODO: Handle MULTIPLE */
3322 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3323 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3324 (8 * sizeof(Time)), PropModeReplace,
3325 (unsigned char *)&R->selection_time, 1);
3326 ev.property = rq->property;
3327 } else if (rq->target == XA_STRING
3328 || rq->target == R->xa[XA_COMPOUND_TEXT]
3329 || rq->target == R->xa[XA_TEXT]) {
3330#ifdef USE_XIM
3331 short freect = 0;
3332#endif
3333 int selectlen;
3334 3692
3335#ifdef USE_XIM 3693#if ENABLE_OVERLAY
3336 if (rq->target != XA_STRING) { 3694void
3337 target = R->xa[XA_COMPOUND_TEXT]; 3695rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3338 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3696{
3339 ? XCompoundTextStyle : XStdICCTextStyle; 3697 if (nrow < 1 || ncol < 1)
3340 } else 3698 return;
3341#endif 3699
3342 { 3700 want_refresh = 1;
3343 target = XA_STRING; 3701
3344 style = XStringStyle; 3702 scr_overlay_off ();
3345 } 3703
3346 if (R->selection.text) { 3704 if (x < 0) x = ncol - w;
3347 cl[0] = (char *)R->selection.text; 3705 if (y < 0) y = nrow - h;
3348 selectlen = R->selection.len; 3706
3349 } else { 3707 // make space for border
3350 cl[0] = dummy; 3708 w += 2; min_it (w, ncol);
3351 *dummy = '\0'; 3709 h += 2; min_it (h, nrow);
3352 selectlen = 0; 3710
3353 } 3711 x -= 1; clamp_it (x, 0, ncol - w);
3354#ifdef USE_XIM 3712 y -= 1; clamp_it (y, 0, nrow - h);
3355 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3713
3356 == Success) /* if we failed to convert then send it raw */ 3714 ov_x = x; ov_y = y;
3357 freect = 1; 3715 ov_w = w; ov_h = h;
3716
3717 ov_text = new text_t *[h];
3718 ov_rend = new rend_t *[h];
3719
3720 for (y = 0; y < h; y++)
3721 {
3722 text_t *tp = ov_text[y] = new text_t[w];
3723 rend_t *rp = ov_rend[y] = new rend_t[w];
3724
3725 text_t t0, t1, t2;
3726 rend_t r = OVERLAY_RSTYLE;
3727
3728 if (y == 0)
3729 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3730 else if (y < h - 1)
3731 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3358 else 3732 else
3359#endif 3733 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3360 { 3734
3361 ct.value = (unsigned char *)cl[0]; 3735 *tp++ = t0;
3362 ct.nitems = selectlen; 3736 *rp++ = r;
3737
3738 for (x = w - 2; x > 0; --x)
3363 } 3739 {
3364 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3740 *tp++ = t1;
3365 target, 8, PropModeReplace, 3741 *rp++ = r;
3366 ct.value, (int)ct.nitems); 3742 }
3367 ev.property = rq->property; 3743
3368#ifdef USE_XIM 3744 *tp = t2;
3369 if (freect) 3745 *rp = r;
3370 XFree(ct.value); 3746 }
3371#endif 3747}
3748
3749void
3750rxvt_term::scr_overlay_off () NOTHROW
3751{
3752 if (!ov_text)
3753 return;
3754
3755 want_refresh = 1;
3756
3757 for (int y = 0; y < ov_h; y++)
3372 } 3758 {
3373 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3759 delete [] ov_text[y];
3760 delete [] ov_rend[y];
3761 }
3762
3763 delete [] ov_text; ov_text = 0;
3764 delete [] ov_rend; ov_rend = 0;
3374} 3765}
3375 3766
3767void
3768rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3769{
3770 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3771 return;
3772
3773 x++, y++;
3774
3775 ov_text[y][x] = text;
3776 ov_rend[y][x] = rend;
3777}
3778
3779void
3780rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3781{
3782 while (*s)
3783 scr_overlay_set (x++, y, *s++);
3784}
3785
3786void
3787rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3788{
3789 while (*s)
3790 {
3791 text_t t = *s++;
3792 int width = WCWIDTH (t);
3793
3794 while (width--)
3795 {
3796 scr_overlay_set (x++, y, t);
3797 t = NOCHAR;
3798 }
3799 }
3800}
3801
3802void
3803rxvt_term::scr_swap_overlay () NOTHROW
3804{
3805 if (!ov_text)
3806 return;
3807
3808 // swap screen mem with overlay
3809 for (int y = ov_h; y--; )
3810 {
3811 text_t *t1 = ov_text[y];
3812 rend_t *r1 = ov_rend[y];
3813
3814 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3815 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3816
3817 for (int x = ov_w; x--; )
3818 {
3819 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3820 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3821 }
3822 }
3823}
3824
3825#endif
3376/* ------------------------------------------------------------------------- * 3826/* ------------------------------------------------------------------------- */
3377 * MOUSE ROUTINES *
3378 * ------------------------------------------------------------------------- */
3379 3827
3380/*
3381 * return col/row values corresponding to x/y pixel values
3382 */
3383/* EXTPROTO */
3384void
3385rxvt_pixel_position(pR_ int *x, int *y)
3386{
3387 *x = Pixel2Col(*x);
3388/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3389 *y = Pixel2Row(*y);
3390/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3391}
3392/* ------------------------------------------------------------------------- */
3393#ifdef USE_XIM
3394/* EXTPROTO */
3395void
3396rxvt_setPosition(pR_ XPoint *pos)
3397{
3398 XWindowAttributes xwa;
3399
3400 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3401 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3402 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3403 - R->TermWin.lineSpace;
3404}
3405#endif
3406/* ------------------------------------------------------------------------- */
3407
3408/* ------------------------------------------------------------------------- *
3409 * DEBUG ROUTINES *
3410 * ------------------------------------------------------------------------- */
3411#if 0
3412/* INTPROTO */
3413void
3414rxvt_debug_colors(void)
3415{
3416 int color;
3417 const char *name[] = {
3418 "fg", "bg",
3419 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3420 };
3421
3422 fprintf(stderr, "Color ( ");
3423 if (R->rstyle & RS_RVid)
3424 fprintf(stderr, "rvid ");
3425 if (R->rstyle & RS_Bold)
3426 fprintf(stderr, "bold ");
3427 if (R->rstyle & RS_Blink)
3428 fprintf(stderr, "blink ");
3429 if (R->rstyle & RS_Uline)
3430 fprintf(stderr, "uline ");
3431 fprintf(stderr, "): ");
3432
3433 color = GET_FGCOLOR(R->rstyle);
3434#ifndef NO_BRIGHTCOLOR
3435 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3436 color -= (minBrightCOLOR - minCOLOR);
3437 fprintf(stderr, "bright ");
3438 }
3439#endif
3440 fprintf(stderr, "%s on ", name[color]);
3441
3442 color = GET_BGCOLOR(R->rstyle);
3443#ifndef NO_BRIGHTCOLOR
3444 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3445 color -= (minBrightCOLOR - minCOLOR);
3446 fprintf(stderr, "bright ");
3447 }
3448#endif
3449 fprintf(stderr, "%s\n", name[color]);
3450}
3451#endif

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