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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.11 by pcg, Thu Dec 18 13:33:03 2003 UTC vs.
Revision 1.327 by root, Wed Nov 5 14:43:54 2008 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.11 2003/12/18 13:33:03 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
36#include "salloc.C" // HACK!! 33#include "salloc.C" // HACK, should be a seperate compile!
37 34
38inline void fill_text (text_t *start, text_t value, int len) 35static inline void fill_text (text_t *start, text_t value, int len)
39{ 36{
40 while (len--) 37 while (len--)
41 *start++ = value; 38 *start++ = value;
42} 39}
43 40
44/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384 42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */ 44#define TABSIZE 8 /* default tab size */
47 45
48/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 49#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 50 if (option (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 51 view_start = 0
54#define CLEAR_SELECTION(R) \ 52#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 55#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 56 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 57 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 58 = selection.end.row = selection.end.col = 0
61 59
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 61 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 63 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 65 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 67 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 69 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 71 (((A) == (C)) && ((B) <= (D)))
74 72
75/* these must be row_col_t */ 73/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 74#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 75 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 76#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 78#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 80#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 86
89/* 87/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 88 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 89 */
94#define drawBuffer TermWin.vt
95
96#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \
98 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \
99 Row2Pixel(row), (unsigned int)TermWin.width, \
100 (unsigned int)Height2Pixel(num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 90#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 91 if (mapped) \
104 XClearArea (Xdisplay, drawBuffer, x, y, \ 92 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel(num), \ 93 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 94 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \
110 TermWin.int_bwidth, Row2Pixel(row), \
111 (unsigned int)TermWin.width, \
112 (unsigned int)Height2Pixel(num))
113 95
114/* ------------------------------------------------------------------------- * 96/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 97 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 98 * ------------------------------------------------------------------------- */
99
117/* Fill part/all of a line with blanks. */ 100/* Fill part/all of a line with blanks. */
118void 101void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 102rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 103{
121 efs &= ~RS_baseattrMask; 104 if (!l.t)
105 {
106 lalloc (l);
107 col = 0;
108 width = ncol;
109 }
110
111 l.touch ();
112
113 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 114 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
115
116 text_t *et = l.t + col;
117 rend_t *er = l.r + col;
123 118
124 while (width--) 119 while (width--)
125 { 120 {
126 *et++ = ' '; 121 *et++ = ' ';
127 *er++ = efs; 122 *er++ = efs;
… …
129} 124}
130 125
131/* ------------------------------------------------------------------------- */ 126/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 127/* Fill a full line with blanks - make sure it is allocated first */
133void 128void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 129rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 130{
136#ifdef DEBUG_STRICT 131 scr_blank_line (l, 0, ncol, efs);
137 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 132
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 133 l.l = 0;
134 l.f = 0;
135}
136
137// nuke a single wide character at the given column
138void
139rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
140{
141 // find begin
142 while (col > 0 && l.t[col] == NOCHAR)
143 col--;
144
145 rend_t rend = l.r[col] & ~RS_baseattrMask;
146 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
147
148 // found start, nuke
149 do {
150 l.t[col] = ' ';
151 l.r[col] = rend;
152 col++;
153 } while (col < ncol && l.t[col] == NOCHAR);
146} 154}
147 155
148/* ------------------------------------------------------------------------- * 156/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 157 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 158 * ------------------------------------------------------------------------- */
159
151void 160void
152rxvt_term::scr_reset () 161rxvt_term::scr_reset ()
153{ 162{
154 unsigned int ncol, nrow, total_rows, prev_total_rows;
155 unsigned int p, q;
156 int k;
157 rend_t setrstyle;
158
159 D_SCREEN((stderr, "rxvt_scr_reset()"));
160
161 TermWin.view_start = 0; 163 view_start = 0;
162 num_scr = 0; 164 num_scr = 0;
163 165
164 if (TermWin.ncol == 0) 166 if (ncol == 0)
165 TermWin.ncol = 80; 167 ncol = 80;
166 168
167 if (TermWin.nrow == 0) 169 if (nrow == 0)
168 TermWin.nrow = 24; 170 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 171
173 if (ncol == prev_ncol && nrow == prev_nrow) 172 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 173 return;
175 174
175 // we need at least two lines for wrapping to work correctly
176 while (nrow + saveLines < 2)
177 {
178 //TODO//FIXME
179 saveLines++;
180 prev_nrow--;
181 top_row--;
182 }
183
176 want_refresh = 1; 184 want_refresh = 1;
177 185
186 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 187 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 188
181 screen.tscroll = 0; 189 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 190 screen.bscroll = nrow - 1;
183 191
184 if (!talloc) 192 if (!row_buf)
185 { 193 {
194 /*
195 * first time called so just malloc everything: don't rely on realloc
196 */
197 top_row = 0;
198 term_start = 0;
199
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 200 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 201 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
188 }
189
190 if (prev_nrow == 0)
191 {
192 /*
193 * first time called so just malloc everything : don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL
195 */
196 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
197 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 202
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 203 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 204 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
205 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 206
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 207 for (int row = nrow; row--; )
205 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
206 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208
209 for (p = 0; p < nrow; p++)
210 {
211 q = p + TermWin.saveLines;
212 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
214 screen.tlen[q] = swap.tlen[p] = 0;
215 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
216 } 208 {
209 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
210 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
211 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
212 }
217 213
218 MEMSET(charsets, 'B', sizeof(charsets)); 214 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 215 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 216 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 217 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 218 screen.charset = 0;
224 current_screen = PRIMARY; 219 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 220 scr_cursor (SAVE);
226 221
227#if NSCREENS 222#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 223 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 224 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 225 swap.charset = 0;
231 current_screen = SECONDARY; 226 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 227 scr_cursor (SAVE);
233 current_screen = PRIMARY; 228 current_screen = PRIMARY;
234#endif 229#endif
235 230
236 selection.text = NULL; 231 selection.text = NULL;
237 selection.len = 0; 232 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 233 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 234 selection.screen = PRIMARY;
240 selection.clicks = 0; 235 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this);
242 rvideo = 0;
243 } 236 }
244 else 237 else
245 { 238 {
246 /* 239 /*
247 * add or delete rows as appropriate 240 * add or delete rows as appropriate
248 */ 241 */
249 setrstyle = DEFAULT_RSTYLE;
250 242
243 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
244 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
245
246#if 0
251 if (nrow < prev_nrow) 247 if (nrow < prev_nrow)
252 { 248 {
253 /* delete rows */
254 k = min (TermWin.nscrolled, prev_nrow - nrow);
255 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
256
257 for (p = nrow; p < prev_nrow; p++) 249 for (int row = nrow; row < prev_nrow; row++)
258 { 250 {
259 q = p + TermWin.saveLines; 251 lfree (swap_buf [row]);
260 if (screen.text[q]) 252 lfree (drawn_buf[row]);
253 }
254 }
255#endif
256
257 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
258 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
259
260 for (int row = min (nrow, prev_nrow); row--; )
261 {
262 lresize (drawn_buf[row]);
263 lresize (swap_buf [row]);
264 }
265
266 for (int row = prev_nrow; row < nrow; row++)
267 {
268 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
269 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
270 }
271
272 line_t *old_buf = row_buf;
273 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
274
275 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
276 int pend = MOD (term_start + top_row , prev_total_rows);
277 int q = total_rows; // rewrapped row
278
279 if (top_row)
280 {
281 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
282 // to come up with a lean and mean algorithm.
283 // TODO: maybe optimise when width didn't change
284
285 row_col_t ocur = screen.cur;
286 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
287
288 do
289 {
290 p = MOD (p - 1, prev_total_rows);
291#ifdef DEBUG_STRICT
292 assert (old_buf [MOD (p, prev_total_rows)].t);
293#endif
294 int plines = 1;
295 int llen = old_buf [MOD (p, prev_total_rows)].l;
296
297 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 298 {
262#ifdef DEBUG_STRICT 299 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 300
264#endif 301 plines++;
265 talloc->free (screen.text[q]); 302 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 303 }
268 if (swap.text[p]) 304
305 int qlines = max (0, (llen - 1) / ncol) + 1;
306
307 // drop partial lines completely
308 if (q < qlines)
309 break;
310
311 q -= qlines;
312
313 int lofs = 0;
314 line_t *qline;
315
316 // re-assemble the full line by destination lines
317 for (int qrow = q; qlines--; qrow++)
269 { 318 {
270#ifdef DEBUG_STRICT 319 qline = row_buf + qrow;
271 assert (swap.rend[p]); 320 lalloc (*qline);
272#endif 321 qline->l = ncol;
273 talloc->free (swap.text[p]); 322 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 323
324 int qcol = 0;
325
326 // see below for cursor adjustment rationale
327 if (p == ocur.row)
328 screen.cur.row = q - (total_rows - nrow);
329
330 // fill a single destination line
331 while (lofs < llen && qcol < ncol)
332 {
333 int prow = lofs / prev_ncol;
334 int pcol = lofs % prev_ncol;
335
336 prow = MOD (p + prow, prev_total_rows);
337
338 // we only adjust the cursor _row_ and put it into
339 // the topmost line of "long line" it was in, as
340 // this seems to upset applications/shells/readline
341 // least.
342 if (prow == ocur.row)
343 screen.cur.row = q - (total_rows - nrow);
344
345 line_t &pline = old_buf [prow];
346
347 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
348
349 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
350 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
351
352 lofs += len;
353 qcol += len;
354 }
275 } 355 }
276#ifdef DEBUG_STRICT 356
277 assert (drawn_text[p] && drawn_rend[p]); 357 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 358 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 359 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 360 }
361 while (p != pend && q > 0);
282 362
283 /* we have fewer rows so fix up cursor position */ 363 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 364 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 365
287 scr_reset_realloc (); /* realloc _last_ */ 366 // make sure all terminal lines exist
288 } 367 while (top_row > 0)
289 else if (nrow > prev_nrow) 368 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 369 }
291 /* add rows */ 370 else
292 scr_reset_realloc (); /* realloc _first_ */ 371 {
372 // if no scrollback exists (yet), wing, instead of wrap
293 373
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 374 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 { 375 {
300 screen.tlen[p] = 0; 376 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 377 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 378
379 qline = pline;
380 lresize (qline);
303 } 381 }
304 382
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++) 383 for (int row = prev_nrow; row < nrow; row++)
309 { 384 {
310 swap.tlen[p] = 0; 385 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 } 386 }
318 387
319 if (k > 0) 388 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 { 389 }
340 int common = min (prev_ncol, ncol); 390
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 391 free (old_buf);
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 392 delete old_ta;
393 delete old_ra;
394
395 clamp_it (screen.cur.row, 0, nrow - 1);
396 clamp_it (screen.cur.col, 0, ncol - 1);
343 397 }
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;
350 398
351 MIN_IT(screen.tlen[p], (int16_t)ncol);
352
353 if (ncol > prev_ncol)
354 scr_blank_line (&(screen.text[p][prev_ncol]),
355 &(screen.rend[p][prev_ncol]),
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360
361 for (p = 0; p < nrow; p++)
362 {
363 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
364 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
365
366 if (ncol > prev_ncol)
367 scr_blank_line (&(drawn_text[p][prev_ncol]),
368 &(drawn_rend[p][prev_ncol]),
369 ncol - prev_ncol, setrstyle);
370
371 if (swap.text[p])
372 {
373 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
374 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
375
376 MIN_IT(swap.tlen[p], (int16_t)ncol);
377
378 if (ncol > prev_ncol)
379 scr_blank_line (&(swap.text[p][prev_ncol]),
380 &(swap.rend[p][prev_ncol]),
381 ncol - prev_ncol, setrstyle);
382 }
383
384 }
385
386 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
387 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
388
389 delete talloc; talloc = ta;
390 delete ralloc; ralloc = ra;
391 }
392
393 if (tabs)
394 free(tabs); 399 free (tabs);
395 } 400 tabs = (char *)rxvt_malloc (ncol);
401
402 for (int col = ncol; --col; )
403 tabs [col] = col % TABSIZE == 0;
404
405 CLEAR_ALL_SELECTION ();
396 406
397 prev_nrow = nrow; 407 prev_nrow = nrow;
398 prev_ncol = ncol; 408 prev_ncol = ncol;
399 409
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char));
401
402 for (p = 0; p < ncol; p++)
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
404
405 tt_winch (); 410 tt_winch ();
406}
407 411
408void 412 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} 413}
430 414
431/* ------------------------------------------------------------------------- */ 415/* ------------------------------------------------------------------------- */
432/* 416/*
433 * Free everything. That way malloc debugging can find leakage. 417 * Free everything. That way malloc debugging can find leakage.
434 */ 418 */
435void 419void
436rxvt_term::scr_release() 420rxvt_term::scr_release () NOTHROW
437{ 421{
438 uint16_t total_rows; 422 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 } 423 {
450#endif 424 delete talloc; talloc = 0;
425 delete ralloc; ralloc = 0;
451 426
452 delete talloc; 427 free (row_buf);
453 delete ralloc; 428 free (swap_buf);
429 free (drawn_buf);
430 row_buf = 0; // signal that we freed all the arrays above
454 431
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); 432 free (tabs);
466 433 tabs = 0;
467 /* NULL these so if anything tries to use them, we'll know about it */ 434 }
468 screen.text = drawn_text = swap.text = NULL;
469 screen.rend = drawn_rend = swap.rend = NULL;
470 screen.tlen = swap.tlen = NULL;
471 buf_text = NULL;
472 buf_rend = NULL;
473 tabs = NULL;
474} 435}
475 436
476/* ------------------------------------------------------------------------- */ 437/* ------------------------------------------------------------------------- */
477/* 438/*
478 * Hard reset 439 * Hard/Soft reset
479 */ 440 */
480/* EXTPROTO */
481void 441void
482rxvt_scr_poweron(pR) 442rxvt_term::scr_poweron ()
483{ 443{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 444 scr_release ();
487 R->prev_nrow = R->prev_ncol = 0; 445 prev_nrow = prev_ncol = 0;
446 rvideo_mode = false;
447 scr_soft_reset ();
488 R->scr_reset (); 448 scr_reset ();
489 449
490 R->scr_clear (); 450 scr_clear (true);
491 R->scr_refresh (SLOW_REFRESH); 451 scr_refresh ();
492#ifdef RXVT_GRAPHICS 452}
493 rxvt_Gr_reset (aR); 453
454void
455rxvt_term::scr_soft_reset ()
456{
457 /* only affects modes, nothing drastic such as clearing the screen */
458#if ENABLE_OVERLAY
459 scr_overlay_off ();
494#endif 460#endif
461
462 if (current_screen != PRIMARY)
463 scr_swap_screen ();
464
465 scr_scroll_region (0, MAX_ROWS - 1);
466 scr_rendition (0, ~RS_None);
467 scr_insert_mode (0);
495} 468}
496 469
497/* ------------------------------------------------------------------------- * 470/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 471 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 472 * ------------------------------------------------------------------------- */
500/* 473/*
501 * Save and Restore cursor 474 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 475 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 476 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 477 */
505/* EXTPROTO */
506void 478void
507rxvt_scr_cursor(pR_ int mode) 479rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 480{
509 screen_t *s; 481 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 482
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 483#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 484 if (current_screen == SECONDARY)
515 s = &(R->swap); 485 s = &swap;
516 else 486 else
517#endif 487#endif
518 s = &(R->screen); 488 s = &screen;
489
519 switch (mode) { 490 switch (mode)
491 {
520 case SAVE: 492 case SAVE:
521 s->s_cur.row = s->cur.row; 493 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 494 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 495 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 496 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 497 s->s_charset_char = charsets[screen.charset];
526 break; 498 break;
499
527 case RESTORE: 500 case RESTORE:
528 R->want_refresh = 1; 501 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 502 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 503 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 504 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 505 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 506 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 507 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 508 set_font_style ();
536 break; 509 break;
537 } 510 }
511
538/* boundary check in case screen size changed between SAVE and RESTORE */ 512 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 513 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 514 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT 515#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 516 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 517 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 518#endif
519}
520
521void
522rxvt_term::scr_swap_screen ()
523{
524 if (!option (Opt_secondaryScreen))
525 return;
526
527 for (int i = prev_nrow; i--; )
528 ::swap (ROW(i), swap_buf [i]);
529
530 ::swap (screen.cur, swap.cur);
531
532 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
533 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 534}
549 535
550/* ------------------------------------------------------------------------- */ 536/* ------------------------------------------------------------------------- */
551/* 537/*
552 * Swap between primary and secondary screens 538 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 539 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 540 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 541 */
556/* EXTPROTO */ 542void
557int
558rxvt_scr_change_screen(pR_ int scrn) 543rxvt_term::scr_change_screen (int scrn)
559{ 544{
560 int i; 545 if (scrn == current_screen)
546 return;
547
548 want_refresh = 1;
549 view_start = 0;
550
551 selection_check (2); /* check for boundary cross */
552
553 int i = current_screen; current_screen = scrn; scrn = i;
554
561#if NSCREENS 555#if NSCREENS
562 int offset; 556 if (option (Opt_secondaryScreen))
563#endif 557 {
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; 558 num_scr = 0;
579 offset = R->TermWin.saveLines; 559
580 for (i = R->prev_nrow; i--;) { 560 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 561
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 562 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 563 ::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; 564 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 565 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 } 566 }
567 else
607# endif 568#endif
608#else 569 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); 570 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 571}
621#endif 572
573// clear WrapNext indicator, solidifying position on next line
574void
575rxvt_term::scr_do_wrap () NOTHROW
576{
577 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 578 return;
579
580 screen.flags &= ~Screen_WrapNext;
581
582 screen.cur.col = 0;
583
584 if (screen.cur.row == screen.bscroll)
585 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
586 else if (screen.cur.row < nrow - 1)
587 screen.cur.row++;
623} 588}
624 589
625/* ------------------------------------------------------------------------- */ 590/* ------------------------------------------------------------------------- */
626/* 591/*
627 * Change the colour for following text 592 * Change the colour for following text
628 */ 593 */
629/* EXTPROTO */
630void 594void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 595rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 596{
597 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 598 color = fgbg;
599
634 if (fgbg == Color_fg) 600 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 601 rstyle = SET_FGCOLOR (rstyle, color);
636 else 602 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 603 rstyle = SET_BGCOLOR (rstyle, color);
638} 604}
639 605
640/* ------------------------------------------------------------------------- */ 606/* ------------------------------------------------------------------------- */
641/* 607/*
642 * Change the rendition style for following text 608 * Change the rendition style for following text
643 */ 609 */
644/* EXTPROTO */
645void 610void
646rxvt_scr_rendition(pR_ int set, int style) 611rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 612{
648 if (set) 613 if (set)
649 R->rstyle |= style; 614 rstyle |= style;
650 else if (style == ~RS_None) 615 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 616 rstyle = DEFAULT_RSTYLE;
652 else 617 else
653 R->rstyle &= ~style; 618 rstyle &= ~style;
654} 619}
655 620
656/* ------------------------------------------------------------------------- */ 621/* ------------------------------------------------------------------------- */
657/* 622/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 623 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 624 * count positive ==> scroll up
660 * count negative ==> scroll down 625 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 626 */
663int 627int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 628rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 629{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 630 if (count == 0 || (row1 > row2))
670 return 0; 631 return 0;
671 632
672 want_refresh = 1; 633 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 634 num_scr += count;
674 635
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 636 if (count > 0
637 && row1 == 0
638 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
639 {
640 top_row = max (top_row - count, -saveLines);
641
642 // scroll everything up 'count' lines
643 term_start = (term_start + count) % total_rows;
644
645 // sever bottommost line
676 { 646 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 647 line_t &l = ROW(row2 - count);
678 648 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 649 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 } 650 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 651
692 row2 += TermWin.saveLines; 652 // erase newly scrolled-in lines
653 for (int i = count; i--; )
654 {
655 line_t &l = ROW(nrow - 1 - i);
693 656
657 // optimize if already cleared, can be significant on slow machines
658 // could be rolled into scr_blank_screen_mem
659 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
660 {
661 scr_blank_line (l, 0, l.l, rstyle);
662 l.l = 0;
663 l.f = 0;
664 }
665 else
666 scr_blank_screen_mem (l, rstyle);
667 }
668
669 // now copy lines below the scroll region bottom to the
670 // bottom of the screen again, so they look as if they
671 // hadn't moved.
672 for (int i = nrow; --i > row2; )
673 {
674 line_t &l1 = ROW(i - count);
675 line_t &l2 = ROW(i);
676
677 ::swap (l1, l2);
678 l2.touch ();
679 }
680
681 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 682 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 } 683 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 684 selection.beg.row -= count;
712 selection.end.row -= count; 685 selection.end.row -= count;
713 selection.mark.row -= count; 686 selection.mark.row -= count;
687
688 if (selection.beg.row < top_row
689 || selection.end.row < top_row
690 || selection.mark.row < top_row)
691 {
692 CLEAR_ALL_SELECTION ();
693 selection.op = SELECTION_CLEAR;
714 } 694 }
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 { 695 }
735 buf_text[i] = screen.text[j]; 696
736 buf_rend[i] = screen.rend[j]; 697 // finally move the view window, if desired
698 if (option (Opt_scrollWithBuffer)
699 && view_start != 0
700 && view_start != -saveLines)
701 scr_page (UP, count);
702
703 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
704 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
705 }
706 else
707 {
708 if (selection.op && current_screen == selection.screen)
737 } 709 {
738 /* A2: Rotate lines */ 710 if ((selection.beg.row < row1 && selection.end.row > row1)
739 for (j = row1, i = j + count; i <= row2; i++, j++) 711 || (selection.beg.row < row2 && selection.end.row > row2)
712 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
713 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
714 || (selection.end.row - count < row1 && selection.end.row >= row1)
715 || (selection.end.row - count > row2 && selection.end.row <= row2))
716 {
717 CLEAR_ALL_SELECTION ();
718 selection.op = SELECTION_CLEAR;
719 }
720 else if (selection.end.row >= row1 && selection.end.row <= row2)
721 {
722 /* move selected region too */
723 selection.beg.row -= count;
724 selection.end.row -= count;
725 selection.mark.row -= count;
726
727 selection_check (0);
728 }
740 { 729 }
741 screen.tlen[j] = screen.tlen[i]; 730
742 screen.text[j] = screen.text[i]; 731 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 732 // part of scr_scroll_text is not time-critical.
733
734 int rows = row2 - row1 + 1;
735
736 min_it (count, rows);
737
738 line_t *temp_buf = row_buf + total_rows;
739
740 for (int row = 0; row < rows; row++)
744 } 741 {
745 j = row2 - count + 1, i = count; 742 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750 743
751 /* B1: Copy lines that will get clobbered by the rotation */ 744 if (!IN_RANGE_EXC (row + count, 0, rows))
752 for (i = 0, j = row2; i < count; i++, j--) 745 scr_blank_screen_mem (temp_buf [row], rstyle);
753 { 746 }
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 }
767 747
768 /* C: Resurrect lines */ 748 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 749 ROW(row1 + row) = temp_buf [row];
770 { 750 }
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
784 751
785 return count; 752 return count;
786} 753}
787 754
788/* ------------------------------------------------------------------------- */ 755/* ------------------------------------------------------------------------- */
789/* 756/*
790 * Add text given in <str> of length <len> to screen struct 757 * Add text given in <str> of length <len> to screen struct
791 */ 758 */
792/* EXTPROTO */
793void 759void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 760rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
795{ 761{
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 */ 762 if (len <= 0) /* sanity */
803 return; 763 return;
804 764
765 unsigned char checksel;
766 unicode_t c;
767 int ncol = this->ncol;
768 const wchar_t *strend = str + len;
769
805 R->want_refresh = 1; 770 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); 771 ZERO_SCROLLBACK ();
772
810 if (nlines > 0) { 773 if (minlines > 0)
774 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 775 minlines += screen.cur.row - screen.bscroll;
776 min_it (minlines, screen.cur.row - top_row);
777
812 if ((nlines > 0) 778 if (minlines > 0
813 && (R->screen.tscroll == 0) 779 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 780 && screen.bscroll == nrow - 1)
781 {
815 /* _at least_ this many lines need to be scrolled */ 782 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 783 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 784 screen.cur.row -= minlines;
818 } 785 }
819 } 786 }
787
820#ifdef DEBUG_STRICT 788#ifdef DEBUG_STRICT
821 assert(R->screen.cur.col < last_col); 789 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 790 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 791 && 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 792#endif
829 row = R->screen.cur.row + R->TermWin.saveLines; 793 int row = screen.cur.row;
830 794
831 checksel = (R->selection.op 795 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 796
835 stp = R->screen.text[row]; 797 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 798
838 for (i = 0; i < len;) { 799 while (str < strend)
839 c = str[i++]; 800 {
840 switch (c) { 801 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 802
842 rxvt_scr_tab (aR_ 1); 803 if (expect_false (c < 0x20))
804 if (c == C0_LF)
805 {
806 max_it (line->l, screen.cur.col);
807
808 screen.flags &= ~Screen_WrapNext;
809
810 if (screen.cur.row == screen.bscroll)
811 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
812 else if (screen.cur.row < (nrow - 1))
813 row = ++screen.cur.row;
814
815 line = &ROW(row); /* _must_ refresh */
843 continue; 816 continue;
844 case '\n': 817 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 818 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 819 {
820 max_it (line->l, screen.cur.col);
821
847 R->screen.flags &= ~Screen_WrapNext; 822 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 823 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; 824 continue;
855 case '\r': 825 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 826 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 827 {
858 R->screen.flags &= ~Screen_WrapNext; 828 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 829 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 830 }
866 831
832 if (expect_false (
867 if (checksel /* see if we're writing within selection */ 833 checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 834 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 835 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
836 ))
837 {
870 checksel = 0; 838 checksel = 0;
871 clearsel = 1; 839 /*
840 * If we wrote anywhere in the selected area, kill the selection
841 * XXX: should we kill the mark too? Possibly, but maybe that
842 * should be a similar check.
843 */
844 CLEAR_SELECTION ();
845 }
846
847 if (expect_false (screen.flags & Screen_WrapNext))
872 } 848 {
873 if (R->screen.flags & Screen_WrapNext) { 849 scr_do_wrap ();
874 R->screen.tlen[row] = -1; 850
875 if (R->screen.cur.row == R->screen.bscroll) 851 line->l = ncol;
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 852 line->is_longer (1);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 853
878 row = (++R->screen.cur.row) + R->TermWin.saveLines; 854 row = screen.cur.row;
879 stp = R->screen.text[row]; /* _must_ refresh */ 855 line = &ROW(row); /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */ 856 }
881 R->screen.cur.col = 0; 857
882 R->screen.flags &= ~Screen_WrapNext; 858 // some utf-8 decoders "decode" surrogate characters: let's fix this.
859 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
860 c = 0xfffd;
861
862 // rely on wcwidth to tell us the character width, do wcwidth before
863 // further replacements, as wcwidth might return -1 for the line
864 // drawing characters below as they might be invalid in the current
865 // locale.
866 int width = WCWIDTH (c);
867
868 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
883 } 869 {
884 if (R->screen.flags & Screen_Insert) 870 // vt100 special graphics and line drawing
885 rxvt_scr_insdel_chars(aR_ 1, INSERT); 871 // 5f-7e standard vt100
872 // 40-5e rxvt extension for extra curses acs chars
873 static uint16_t vt100_0[62] = { // 41 .. 7e
874 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
875 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
876 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
877 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
878 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
879 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
880 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
881 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
882 };
886 883
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 884 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
888 switch (c)
889 { 885 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 886 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 887 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 } 888 }
889 }
902 890
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 891 if (expect_false (screen.flags & Screen_Insert))
892 scr_insdel_chars (width, INSERT);
904 893
905 stp[R->screen.cur.col] = c; 894 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 895 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 896#if !UNICODE_3
911 int width = wcwidth (c); 897 // trim characters we can't store directly :(
898 if (c >= 0x10000)
899# if ENABLE_COMBINING
900 c = rxvt_composite.compose (c); // map to lower 16 bits
901# else
902 c = 0xfffd;
903# endif
904#endif
905
906 // nuke the character at this position, if required
907 if (expect_false (
908 line->t[screen.cur.col] == NOCHAR
909 || (screen.cur.col < ncol - 1
910 && line->t[screen.cur.col + 1] == NOCHAR)
911 ))
912 scr_kill_char (*line, screen.cur.col);
913
914 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
915
916 // if the character doesn't fit into the remaining columns...
917 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
912 918 {
913 if (width > 1) 919 // ... artificially enlargen the previous one
920 c = NOCHAR;
921 // and try the same character next loop iteration
922 --str;
923 }
924
925 line->touch ();
926
927 do
914 { 928 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1) 929 line->t[screen.cur.col] = c;
930 line->r[screen.cur.col] = rend;
931
932 if (expect_true (screen.cur.col < ncol - 1))
933 screen.cur.col++;
934 else
916 { 935 {
917 936 line->l = ncol;
918 srp[R->screen.cur.col] |= RS_wide; 937 if (screen.flags & Screen_Autowrap)
919 938 screen.flags |= Screen_WrapNext;
920 R->screen.cur.col++; 939 break;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 } 940 }
941
942 c = NOCHAR;
943 }
944 while (expect_false (--width > 0));
945
946 // pad with spaces when overwriting wide character with smaller one
947 if (expect_false (!width))
948 {
949 line->touch ();
950
951 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
952 {
953 line->t[c] = ' ';
954 line->r[c] = rend;
924 } 955 }
925 } 956 }
926 957 }
927 if (R->screen.cur.col < last_col - 1) 958#if ENABLE_COMBINING
928 R->screen.cur.col++; 959 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 } 960 {
934 } 961 if (c != 0xfeff) // ignore BOM
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 962 {
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 963 // handle combining characters
964 // we just tag the accent on the previous on-screen character.
965 // this is arguably not correct, but also arguably not wrong.
966 // we don't handle double-width characters nicely yet.
967 line_t *linep;
968 text_t *tp;
969 rend_t *rp;
937 970
938/* 971 if (screen.cur.col > 0)
939 * If we wrote anywhere in the selected area, kill the selection 972 {
940 * XXX: should we kill the mark too? Possibly, but maybe that 973 linep = line;
941 * should be a similar check. 974 tp = line->t + screen.cur.col - 1;
942 */ 975 rp = line->r + screen.cur.col - 1;
943 if (clearsel) 976 }
944 CLEAR_SELECTION(R); 977 else if (screen.cur.row > 0
978 && ROW(screen.cur.row - 1).is_longer ())
979 {
980 linep = &ROW(screen.cur.row - 1);
981 tp = line->t + ncol - 1;
982 rp = line->r + ncol - 1;
983 }
984 else
985 continue;
986
987 linep->touch ();
988
989 while (*tp == NOCHAR && tp > linep->t)
990 tp--, rp--;
991
992 // first try to find a precomposed character
993 unicode_t n = rxvt_compose (*tp, c);
994 if (n == NOCHAR)
995 n = rxvt_composite.compose (*tp, c);
996
997 *tp = n;
998 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
999 }
1000 }
1001#endif
1002 }
1003
1004 max_it (line->l, screen.cur.col);
945 1005
946#ifdef DEBUG_STRICT 1006#ifdef DEBUG_STRICT
947 assert(R->screen.cur.row >= 0); 1007 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0);
950#endif 1008#endif
951} 1009}
952 1010
953/* ------------------------------------------------------------------------- */ 1011/* ------------------------------------------------------------------------- */
954/* 1012/*
955 * Process Backspace. Move back the cursor back a position, wrap if have to 1013 * Process Backspace. Move back the cursor back a position, wrap if have to
956 * XTERM_SEQ: CTRL-H 1014 * XTERM_SEQ: CTRL-H
957 */ 1015 */
958/* EXTPROTO */
959void 1016void
960rxvt_scr_backspace(pR) 1017rxvt_term::scr_backspace () NOTHROW
961{ 1018{
962 R->want_refresh = 1;
963 if (R->screen.cur.col == 0) { 1019 if (screen.cur.col == 0)
1020 {
964 if (R->screen.cur.row > 0) { 1021 if (screen.cur.row > 0)
1022 {
965#ifdef TERMCAP_HAS_BW 1023#ifdef TERMCAP_HAS_BW
966 R->screen.cur.col = R->TermWin.ncol - 1; 1024 screen.cur.col = ncol - 1;
967 R->screen.cur.row--; 1025 --screen.cur.row;
968 return; 1026
1027 want_refresh = 1;
969#endif 1028#endif
970 } 1029 }
971 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1030 }
1031 else
972 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1032 scr_gotorc (0, -1, RELATIVE);
973 R->screen.flags &= ~Screen_WrapNext;
974} 1033}
975 1034
976/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
977/* 1036/*
978 * Process Horizontal Tab 1037 * Process Horizontal Tab
979 * count: +ve = forward; -ve = backwards 1038 * count: +ve = forward; -ve = backwards
980 * XTERM_SEQ: CTRL-I 1039 * XTERM_SEQ: CTRL-I
981 */ 1040 */
982/* EXTPROTO */
983void 1041void
984rxvt_scr_tab(pR_ int count) 1042rxvt_term::scr_tab (int count, bool ht) NOTHROW
985{ 1043{
986 int i, x; 1044 int i, x;
987 1045
988 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
989 R->want_refresh = 1; 1046 want_refresh = 1;
990 i = x = R->screen.cur.col; 1047 i = x = screen.cur.col;
1048
991 if (count == 0) 1049 if (count == 0)
992 return; 1050 return;
993 else if (count > 0) { 1051 else if (count > 0)
1052 {
1053 line_t &l = ROW(screen.cur.row);
1054 rend_t base_rend = l.r[i];
1055 ht &= l.t[i] == ' ';
1056
994 for (; ++i < R->TermWin.ncol; ) 1057 for (; ++i < ncol; )
995 if (R->tabs[i]) { 1058 if (tabs[i])
1059 {
996 x = i; 1060 x = i;
1061
997 if (!--count) 1062 if (!--count)
998 break; 1063 break;
1064 }
1065 else
1066 ht &= l.t[i] == ' '
1067 && RS_SAME (l.r[i], base_rend);
1068
1069 if (count)
1070 x = ncol - 1;
1071
1072 // store horizontal tab commands as characters inside the text
1073 // buffer so they can be selected and pasted.
1074 if (ht && option (Opt_pastableTabs))
1075 {
1076 base_rend = SET_FONT (base_rend, 0);
1077
1078 l.touch (x);
1079
1080 i = screen.cur.col;
1081
1082 l.t[i] = '\t';
1083 l.r[i] = base_rend;
1084
1085 while (++i < x)
1086 {
1087 l.t[i] = NOCHAR;
1088 l.r[i] = base_rend;
999 } 1089 }
1000 if (count) 1090 }
1001 x = R->TermWin.ncol - 1; 1091 }
1002 } else /* if (count < 0) */ { 1092 else /* if (count < 0) */
1093 {
1003 for (; --i >= 0; ) 1094 for (; --i >= 0; )
1004 if (R->tabs[i]) { 1095 if (tabs[i])
1005 x = i;
1006 if (!++count)
1007 break;
1008 } 1096 {
1009 if (count)
1010 x = 0; 1097 x = i;
1098 if (!++count)
1099 break;
1100 }
1101
1102 if (count)
1103 x = 0;
1011 } 1104 }
1105
1012 if (x != R->screen.cur.col) 1106 if (x != screen.cur.col)
1013 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1107 scr_gotorc (0, x, R_RELATIVE);
1014} 1108}
1015 1109
1016/* ------------------------------------------------------------------------- */ 1110/* ------------------------------------------------------------------------- */
1017/* 1111/*
1018 * Process DEC Back Index 1112 * Process DEC Back Index
1019 * XTERM_SEQ: ESC 6 1113 * XTERM_SEQ: ESC 6
1020 * Move cursor left in row. If we're at the left boundary, shift everything 1114 * Move cursor left in row. If we're at the left boundary, shift everything
1021 * in that row right. Clear left column. 1115 * in that row right. Clear left column.
1022 */ 1116 */
1023#ifndef NO_FRILLS 1117#if !ENABLE_MINIMAL
1024/* EXTPROTO */
1025void 1118void
1026rxvt_scr_backindex(pR) 1119rxvt_term::scr_backindex () NOTHROW
1027{ 1120{
1028 if (R->screen.cur.col > 0) 1121 if (screen.cur.col > 0)
1029 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1122 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1030 else { 1123 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); 1124 scr_insdel_chars (1, INSERT);
1034 }
1035} 1125}
1036#endif 1126#endif
1037/* ------------------------------------------------------------------------- */ 1127/* ------------------------------------------------------------------------- */
1038/* 1128/*
1039 * Process DEC Forward Index 1129 * Process DEC Forward Index
1040 * XTERM_SEQ: ESC 9 1130 * XTERM_SEQ: ESC 9
1041 * Move cursor right in row. If we're at the right boundary, shift everything 1131 * Move cursor right in row. If we're at the right boundary, shift everything
1042 * in that row left. Clear right column. 1132 * in that row left. Clear right column.
1043 */ 1133 */
1044#ifndef NO_FRILLS 1134#if !ENABLE_MINIMAL
1045/* EXTPROTO */
1046void 1135void
1047rxvt_scr_forwardindex(pR) 1136rxvt_term::scr_forwardindex () NOTHROW
1048{ 1137{
1049 int row;
1050
1051 if (R->screen.cur.col < R->TermWin.ncol - 1) 1138 if (screen.cur.col < ncol - 1)
1052 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1139 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1053 else { 1140 else
1054 row = R->screen.cur.row + R->TermWin.saveLines; 1141 {
1055 if (R->screen.tlen[row] == 0) 1142 line_t &l = ROW(screen.cur.row);
1056 return; /* um, yeah? */ 1143
1057 else if (R->screen.tlen[row] == -1) 1144 l.touch ();
1058 R->screen.tlen[row] = R->TermWin.ncol; 1145 l.is_longer (0);
1146
1059 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1147 scr_gotorc (0, 0, R_RELATIVE);
1060 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1148 scr_insdel_chars (1, DELETE);
1061 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1149 scr_gotorc (0, ncol - 1, R_RELATIVE);
1062 } 1150 }
1063} 1151}
1064#endif 1152#endif
1065 1153
1066/* ------------------------------------------------------------------------- */ 1154/* ------------------------------------------------------------------------- */
1067/* 1155/*
1068 * Goto Row/Column 1156 * Goto Row/Column
1069 */ 1157 */
1070/* EXTPROTO */
1071void 1158void
1072rxvt_scr_gotorc(pR_ int row, int col, int relative) 1159rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1073{ 1160{
1074 R->want_refresh = 1; 1161 want_refresh = 1;
1075 ZERO_SCROLLBACK(R); 1162 ZERO_SCROLLBACK ();
1076#ifdef RXVT_GRAPHICS
1077 if (rxvt_Gr_Displayed(aR))
1078 rxvt_Gr_scroll(aR_ 0);
1079#endif
1080 1163
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) 1164 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1084 : col); 1165 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 1166
1088 R->screen.flags &= ~Screen_WrapNext; 1167 screen.flags &= ~Screen_WrapNext;
1168
1089 if (relative & R_RELATIVE) { 1169 if (relative & R_RELATIVE)
1170 {
1090 if (row > 0) { 1171 if (row > 0)
1172 {
1091 if (R->screen.cur.row <= R->screen.bscroll 1173 if (screen.cur.row <= screen.bscroll
1092 && (R->screen.cur.row + row) > R->screen.bscroll) 1174 && (screen.cur.row + row) > screen.bscroll)
1093 R->screen.cur.row = R->screen.bscroll; 1175 screen.cur.row = screen.bscroll;
1094 else 1176 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; 1177 screen.cur.row += row;
1178 }
1179 else if (row < 0)
1180 {
1181 if (screen.cur.row >= screen.tscroll
1182 && (screen.cur.row + row) < screen.tscroll)
1183 screen.cur.row = screen.tscroll;
1184 else
1185 screen.cur.row += row;
1186 }
1187 }
1188 else
1109 } 1189 {
1110 MAX_IT(R->screen.cur.row, 0); 1190 if (screen.flags & Screen_Relative)
1111 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1191 {
1112} 1192 /* relative origin mode */
1193 screen.cur.row = row + screen.tscroll;
1194 min_it (screen.cur.row, screen.bscroll);
1195 }
1196 else
1197 screen.cur.row = row;
1198 }
1113 1199
1200 clamp_it (screen.cur.row, 0, nrow - 1);
1201}
1202
1114/* ------------------------------------------------------------------------- */ 1203/* ------------------------------------------------------------------------- */
1115/* 1204/*
1116 * direction should be UP or DN 1205 * direction should be UP or DN
1117 */ 1206 */
1118/* EXTPROTO */
1119void 1207void
1120rxvt_scr_index(pR_ enum page_dirn direction) 1208rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1121{ 1209{
1122 int dirn; 1210 int dirn;
1123 1211
1124 R->want_refresh = 1; 1212 want_refresh = 1;
1213 ZERO_SCROLLBACK ();
1214
1125 dirn = ((direction == UP) ? 1 : -1); 1215 dirn = ((direction == UP) ? 1 : -1);
1126 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1127 1216
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; 1217 screen.flags &= ~Screen_WrapNext;
1218
1136 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1219 if ((screen.cur.row == screen.bscroll && direction == UP)
1137 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1220 || (screen.cur.row == screen.tscroll && direction == DN))
1138 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1221 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1139 else 1222 else
1140 R->screen.cur.row += dirn; 1223 screen.cur.row += dirn;
1141 MAX_IT(R->screen.cur.row, 0); 1224
1142 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1225 clamp_it (screen.cur.row, 0, nrow - 1);
1143 rxvt_selection_check(aR_ 0); 1226 selection_check (0);
1144} 1227}
1145 1228
1146/* ------------------------------------------------------------------------- */ 1229/* ------------------------------------------------------------------------- */
1147/* 1230/*
1148 * Erase part or whole of a line 1231 * Erase part or whole of a line
1149 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1232 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1150 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1233 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1151 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1234 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1235 * extension: clear to right unless wrapped: ESC [ 3 K
1152 */ 1236 */
1153/* EXTPROTO */
1154void 1237void
1155rxvt_scr_erase_line(pR_ int mode) 1238rxvt_term::scr_erase_line (int mode) NOTHROW
1156{ 1239{
1157 unsigned int row, col, num; 1240 unsigned int col, num;
1158 1241
1159 R->want_refresh = 1; 1242 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); 1243 ZERO_SCROLLBACK ();
1162 1244
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); 1245 selection_check (1);
1169 1246
1170 R->screen.flags &= ~Screen_WrapNext; 1247 line_t &line = ROW(screen.cur.row);
1171 1248
1172 row = R->TermWin.saveLines + R->screen.cur.row; 1249 line.touch ();
1250 line.is_longer (0);
1251
1173 switch (mode) 1252 switch (mode)
1174 { 1253 {
1254 case 3:
1255 if (screen.flags & Screen_WrapNext)
1256 return;
1257
1258 /* fall through */
1259
1175 case 0: /* erase to end of line */ 1260 case 0: /* erase to end of line */
1176 col = R->screen.cur.col; 1261 col = screen.cur.col;
1177 num = R->TermWin.ncol - col; 1262 num = ncol - col;
1178 MIN_IT(R->screen.tlen[row], (int16_t)col); 1263 min_it (line.l, col);
1264
1179 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1265 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1180 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1266 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1181 CLEAR_SELECTION(R); 1267 CLEAR_SELECTION ();
1182 break; 1268 break;
1269
1183 case 1: /* erase to beginning of line */ 1270 case 1: /* erase to beginning of line */
1184 col = 0; 1271 col = 0;
1185 num = R->screen.cur.col + 1; 1272 num = screen.cur.col + 1;
1273
1186 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1274 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1187 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1275 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1188 CLEAR_SELECTION(R); 1276 CLEAR_SELECTION ();
1189 break; 1277 break;
1278
1190 case 2: /* erase whole line */ 1279 case 2: /* erase whole line */
1191 col = 0; 1280 col = 0;
1192 num = R->TermWin.ncol; 1281 num = ncol;
1193 R->screen.tlen[row] = 0; 1282 line.l = 0;
1194 if (R->selection.beg.row <= R->screen.cur.row 1283 if (selection.beg.row <= screen.cur.row
1195 && R->selection.end.row >= R->screen.cur.row) 1284 && selection.end.row >= screen.cur.row)
1196 CLEAR_SELECTION(R); 1285 CLEAR_SELECTION ();
1197 break; 1286 break;
1198 default: 1287 default:
1199 return; 1288 return;
1200 } 1289 }
1201 1290
1202 if (R->screen.text[row]) 1291 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} 1292}
1208 1293
1209/* ------------------------------------------------------------------------- */ 1294/* ------------------------------------------------------------------------- */
1210/* 1295/*
1211 * Erase part of whole of the screen 1296 * Erase part of whole of the screen
1212 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1297 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1213 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1298 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1214 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1299 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1215 */ 1300 */
1216void 1301void
1217rxvt_term::scr_erase_screen (int mode) 1302rxvt_term::scr_erase_screen (int mode) NOTHROW
1218{ 1303{
1219 int num; 1304 int num;
1220 int32_t row, row_offset; 1305 int32_t row;
1221 rend_t ren; 1306 rend_t ren;
1222 XGCValues gcvalue; 1307 XGCValues gcvalue;
1223 1308
1224 want_refresh = 1; 1309 want_refresh = 1;
1225 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1226 ZERO_SCROLLBACK(this); 1310 ZERO_SCROLLBACK ();
1227 row_offset = (int32_t)TermWin.saveLines;
1228 1311
1229 switch (mode) { 1312 switch (mode)
1313 {
1230 case 0: /* erase to end of screen */ 1314 case 0: /* erase to end of screen */
1231 rxvt_selection_check(this,1); 1315 selection_check (1);
1232 rxvt_scr_erase_line(this,0); 1316 scr_erase_line (0);
1233 row = screen.cur.row + 1; /* possible OOB */ 1317 row = screen.cur.row + 1; /* possible OOB */
1234 num = TermWin.nrow - row; 1318 num = nrow - row;
1235 break; 1319 break;
1236 case 1: /* erase to beginning of screen */ 1320 case 1: /* erase to beginning of screen */
1237 rxvt_selection_check(this,3); 1321 selection_check (3);
1238 rxvt_scr_erase_line(this,1); 1322 scr_erase_line (1);
1239 row = 0; 1323 row = 0;
1240 num = screen.cur.row; 1324 num = screen.cur.row;
1241 break; 1325 break;
1242 case 2: /* erase whole screen */ 1326 case 2: /* erase whole screen */
1243 rxvt_selection_check (this, 3); 1327 selection_check (3);
1244#ifdef RXVT_GRAPHICS
1245 rxvt_Gr_ClearScreen (this);
1246#endif
1247 row = 0; 1328 row = 0;
1248 num = TermWin.nrow; 1329 num = nrow;
1249 break; 1330 break;
1250 default: 1331 default:
1251 return; 1332 return;
1252 } 1333 }
1253 refresh_type |= REFRESH_BOUNDS; 1334
1254 if (selection.op && current_screen == selection.screen 1335 if (selection.op && current_screen == selection.screen
1255 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1336 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1256 || (selection.end.row >= row 1337 || (selection.end.row >= row
1257 && selection.end.row <= row + num))) 1338 && selection.end.row <= row + num)))
1258 CLEAR_SELECTION (this); 1339 CLEAR_SELECTION ();
1340
1259 if (row >= TermWin.nrow) /* Out Of Bounds */ 1341 if (row >= nrow) /* Out Of Bounds */
1260 return; 1342 return;
1261 MIN_IT(num, (TermWin.nrow - row)); 1343
1344 min_it (num, nrow - row);
1345
1346 // TODO: the code below does not work when view_start != 0
1347 // the workaround is to disable the clear and use a normal refresh
1348 // when view_start != 0. mysterious.
1262 if (rstyle & (RS_RVid | RS_Uline)) 1349 if (rstyle & (RS_RVid | RS_Uline))
1263 ren = (rend_t) ~RS_None; 1350 ren = (rend_t) ~RS_None;
1264 else if (GET_BASEBG(rstyle) == Color_bg) { 1351 else if (GET_BASEBG (rstyle) == Color_bg)
1352 {
1265 ren = DEFAULT_RSTYLE; 1353 ren = DEFAULT_RSTYLE;
1266 CLEAR_ROWS(row, num); 1354
1267 } else { 1355 if (mapped && !view_start)
1356 XClearArea (dpy, vt, 0,
1357 Row2Pixel (row - view_start), (unsigned int)width,
1358 (unsigned int)Height2Pixel (num), False);
1359 }
1360 else
1361 {
1268 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1362 ren = rstyle & (RS_fgMask | RS_bgMask);
1363
1364 if (mapped && !view_start)
1365 {
1269 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1366 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1270 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1367 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1271 ERASE_ROWS(row, num); 1368 XFillRectangle (dpy, vt, gc,
1369 0, Row2Pixel (row - view_start),
1370 (unsigned int)width,
1371 (unsigned int)Height2Pixel (num));
1272 gcvalue.foreground = PixColors[Color_fg]; 1372 gcvalue.foreground = pix_colors[Color_fg];
1273 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1373 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1374 }
1274 } 1375 }
1376
1275 for (; num--; row++) { 1377 for (; num--; row++)
1276 scr_blank_screen_mem (screen.text, screen.rend,
1277 (unsigned int)(row + row_offset), rstyle);
1278 screen.tlen[row + row_offset] = 0;
1279 scr_blank_line (drawn_text[row], drawn_rend[row],
1280 (unsigned int)TermWin.ncol, ren);
1281 } 1378 {
1379 scr_blank_screen_mem (ROW(row), rstyle);
1380
1381 if (!view_start)
1382 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1383 }
1282} 1384}
1385
1386#if !ENABLE_MINIMAL
1387void
1388rxvt_term::scr_erase_savelines () NOTHROW
1389{
1390 want_refresh = 1;
1391 ZERO_SCROLLBACK ();
1392
1393 top_row = 0;
1394}
1395#endif
1283 1396
1284/* ------------------------------------------------------------------------- */ 1397/* ------------------------------------------------------------------------- */
1285/* 1398/*
1286 * Fill the screen with `E's 1399 * Fill the screen with `E's
1287 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1400 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1288 */ 1401 */
1289/* EXTPROTO */
1290void 1402void
1291rxvt_scr_E(pR) 1403rxvt_term::scr_E () NOTHROW
1292{ 1404{
1293 int i, j, k; 1405 rend_t fs;
1294 rend_t *r1, fs;
1295 1406
1296 R->want_refresh = 1; 1407 want_refresh = 1;
1297 R->num_scr_allow = 0;
1298 ZERO_SCROLLBACK(R); 1408 ZERO_SCROLLBACK ();
1409
1410 num_scr_allow = 0;
1299 rxvt_selection_check(aR_ 3); 1411 selection_check (3);
1300 1412
1301 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1413 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1302 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1414 for (int row = nrow; row--; )
1303 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1415 {
1304 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1416 line_t &line = ROW(row);
1305 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1417
1418 fill_text (line.t, 'E', ncol);
1419 rend_t *r1 = line.r;
1420
1421 for (int j = ncol; j--; )
1306 *r1++ = fs; 1422 *r1++ = fs;
1423
1424 line.is_longer (0);
1425 line.touch (ncol);
1307 } 1426 }
1308} 1427}
1309 1428
1310/* ------------------------------------------------------------------------- */ 1429/* ------------------------------------------------------------------------- */
1311/* 1430/*
1312 * Insert/Delete <count> lines 1431 * Insert/Delete <count> lines
1313 */ 1432 */
1314/* EXTPROTO */
1315void 1433void
1316rxvt_scr_insdel_lines(pR_ int count, int insdel) 1434rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1317{ 1435{
1318 int end; 1436 int end;
1319 1437
1320 ZERO_SCROLLBACK(R); 1438 ZERO_SCROLLBACK ();
1321 1439
1322#ifdef RXVT_GRAPHICS
1323 if (rxvt_Gr_Displayed(aR))
1324 rxvt_Gr_scroll(aR_ 0);
1325#endif
1326
1327 rxvt_selection_check(aR_ 1); 1440 selection_check (1);
1328 1441
1329 if (R->screen.cur.row > R->screen.bscroll) 1442 if (screen.cur.row > screen.bscroll)
1443 return;
1444
1445 end = screen.bscroll - screen.cur.row + 1;
1446 if (count > end)
1447 {
1448 if (insdel == DELETE)
1330 return; 1449 return;
1331
1332 end = R->screen.bscroll - R->screen.cur.row + 1;
1333 if (count > end) {
1334 if (insdel == DELETE)
1335 return;
1336 else if (insdel == INSERT) 1450 else if (insdel == INSERT)
1337 count = end; 1451 count = end;
1338 } 1452 }
1339 R->screen.flags &= ~Screen_WrapNext;
1340 1453
1454 scr_do_wrap ();
1455
1341 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1456 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1342} 1457}
1343 1458
1344/* ------------------------------------------------------------------------- */ 1459/* ------------------------------------------------------------------------- */
1345/* 1460/*
1346 * Insert/Delete <count> characters from the current position 1461 * Insert/Delete <count> characters from the current position
1347 */ 1462 */
1348/* EXTPROTO */
1349void 1463void
1350rxvt_scr_insdel_chars(pR_ int count, int insdel) 1464rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1351{ 1465{
1352 int col, row;
1353 rend_t tr;
1354 text_t *stp;
1355 rend_t *srp;
1356 int16_t *slp;
1357
1358 R->want_refresh = 1; 1466 want_refresh = 1;
1359 ZERO_SCROLLBACK(R); 1467 ZERO_SCROLLBACK ();
1360 1468
1361#ifdef RXVT_GRAPHICS
1362 if (rxvt_Gr_Displayed(aR))
1363 rxvt_Gr_scroll(aR_ 0);
1364#endif
1365
1366 if (count <= 0) 1469 if (count <= 0)
1367 return; 1470 return;
1368 1471
1472 scr_do_wrap ();
1473
1369 rxvt_selection_check(aR_ 1); 1474 selection_check (1);
1370 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1475 min_it (count, ncol - screen.cur.col);
1371 1476
1372 row = R->screen.cur.row + R->TermWin.saveLines; 1477 int row = screen.cur.row;
1373 R->screen.flags &= ~Screen_WrapNext;
1374 1478
1375 stp = R->screen.text[row]; 1479 line_t *line = &ROW(row);
1376 srp = R->screen.rend[row]; 1480
1377 slp = &(R->screen.tlen[row]); 1481 line->touch ();
1482 line->is_longer (0);
1483
1484 // nuke wide spanning the start
1485 if (line->t[screen.cur.col] == NOCHAR)
1486 scr_kill_char (*line, screen.cur.col);
1487
1378 switch (insdel) { 1488 switch (insdel)
1489 {
1379 case INSERT: 1490 case INSERT:
1380 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1491 line->l = min (line->l + count, ncol);
1381 col--) { 1492
1493 if (line->t[screen.cur.col] == NOCHAR)
1494 scr_kill_char (*line, screen.cur.col);
1495
1496 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1497 {
1382 stp[col] = stp[col - count]; 1498 line->t[col] = line->t[col - count];
1383 srp[col] = srp[col - count]; 1499 line->r[col] = line->r[col - count];
1384 } 1500 }
1385 if (*slp != -1) { 1501
1386 *slp += count;
1387 MIN_IT(*slp, R->TermWin.ncol);
1388 }
1389 if (R->selection.op && R->current_screen == R->selection.screen 1502 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1503 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1504 {
1391 if (R->selection.end.row != R->screen.cur.row 1505 if (selection.end.row != screen.cur.row
1392 || (R->selection.end.col + count >= R->TermWin.ncol)) 1506 || (selection.end.col + count >= ncol))
1393 CLEAR_SELECTION(R); 1507 CLEAR_SELECTION ();
1508 else
1509 {
1394 else { /* shift selection */ 1510 /* shift selection */
1395 R->selection.beg.col += count; 1511 selection.beg.col += count;
1396 R->selection.mark.col += count; /* XXX: yes? */ 1512 selection.mark.col += count; /* XXX: yes? */
1397 R->selection.end.col += count; 1513 selection.end.col += count;
1398 } 1514 }
1399 } 1515 }
1400 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1516
1401 (unsigned int)count, R->rstyle); 1517 scr_blank_line (*line, screen.cur.col, count, rstyle);
1402 break; 1518 break;
1519
1403 case ERASE: 1520 case ERASE:
1404 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1521 screen.cur.col += count; /* don't worry if > ncol */
1405 rxvt_selection_check(aR_ 1); 1522 selection_check (1);
1406 R->screen.cur.col -= count; 1523 screen.cur.col -= count;
1407 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1524
1408 (unsigned int)count, R->rstyle); 1525 // nuke wide char after the end
1526 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1527 scr_kill_char (*line, screen.cur.col + count);
1528
1529 scr_blank_line (*line, screen.cur.col, count, rstyle);
1409 break; 1530 break;
1531
1410 case DELETE: 1532 case DELETE:
1411 tr = srp[R->TermWin.ncol - 1] 1533 line->l = max (line->l - count, 0);
1412 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1534
1535 // nuke wide char spanning the end
1536 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1537 scr_kill_char (*line, screen.cur.col + count);
1538
1413 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1539 for (int col = screen.cur.col; (col + count) < ncol; col++)
1540 {
1414 stp[col] = stp[col + count]; 1541 line->t[col] = line->t[col + count];
1415 srp[col] = srp[col + count]; 1542 line->r[col] = line->r[col + count];
1416 } 1543 }
1417 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1544
1418 &(srp[R->TermWin.ncol - count]), 1545 scr_blank_line (*line, ncol - count, count, rstyle);
1419 (unsigned int)count, tr); 1546
1420 if (*slp == -1) /* break line continuation */
1421 *slp = R->TermWin.ncol;
1422 *slp -= count;
1423 MAX_IT(*slp, 0);
1424 if (R->selection.op && R->current_screen == R->selection.screen 1547 if (selection.op && current_screen == selection.screen
1425 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1548 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1549 {
1426 if (R->selection.end.row != R->screen.cur.row 1550 if (selection.end.row != screen.cur.row
1427 || (R->screen.cur.col >= R->selection.beg.col - count) 1551 || (screen.cur.col >= selection.beg.col - count)
1428 || R->selection.end.col >= R->TermWin.ncol) 1552 || selection.end.col >= ncol)
1429 CLEAR_SELECTION(R); 1553 CLEAR_SELECTION ();
1430 else { 1554 else
1555 {
1431 /* shift selection */ 1556 /* shift selection */
1432 R->selection.beg.col -= count; 1557 selection.beg.col -= count;
1433 R->selection.mark.col -= count; /* XXX: yes? */ 1558 selection.mark.col -= count; /* XXX: yes? */
1434 R->selection.end.col -= count; 1559 selection.end.col -= count;
1435 } 1560 }
1436 } 1561 }
1562
1437 break; 1563 break;
1438 } 1564 }
1439} 1565}
1440 1566
1441/* ------------------------------------------------------------------------- */ 1567/* ------------------------------------------------------------------------- */
1442/* 1568/*
1443 * Set the scrolling region 1569 * Set the scrolling region
1444 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1570 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1445 */ 1571 */
1446/* EXTPROTO */
1447void 1572void
1448rxvt_scr_scroll_region(pR_ int top, int bot) 1573rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1449{ 1574{
1450 MAX_IT(top, 0); 1575 max_it (top, 0);
1451 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1576 min_it (bot, nrow - 1);
1577
1452 if (top > bot) 1578 if (top > bot)
1453 return; 1579 return;
1580
1454 R->screen.tscroll = top; 1581 screen.tscroll = top;
1455 R->screen.bscroll = bot; 1582 screen.bscroll = bot;
1456 rxvt_scr_gotorc(aR_ 0, 0, 0); 1583 scr_gotorc (0, 0, 0);
1457} 1584}
1458 1585
1459/* ------------------------------------------------------------------------- */ 1586/* ------------------------------------------------------------------------- */
1460/* 1587/*
1461 * Make the cursor visible/invisible 1588 * Make the cursor visible/invisible
1462 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1589 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1463 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1590 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1464 */ 1591 */
1465/* EXTPROTO */
1466void 1592void
1467rxvt_scr_cursor_visible(pR_ int mode) 1593rxvt_term::scr_cursor_visible (int mode) NOTHROW
1468{ 1594{
1469 R->want_refresh = 1; 1595 want_refresh = 1;
1596
1470 if (mode) 1597 if (mode)
1471 R->screen.flags |= Screen_VisibleCursor; 1598 screen.flags |= Screen_VisibleCursor;
1472 else 1599 else
1473 R->screen.flags &= ~Screen_VisibleCursor; 1600 screen.flags &= ~Screen_VisibleCursor;
1474} 1601}
1475 1602
1476/* ------------------------------------------------------------------------- */ 1603/* ------------------------------------------------------------------------- */
1477/* 1604/*
1478 * Set/unset automatic wrapping 1605 * Set/unset automatic wrapping
1479 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1606 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1480 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1607 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1481 */ 1608 */
1482/* EXTPROTO */
1483void 1609void
1484rxvt_scr_autowrap(pR_ int mode) 1610rxvt_term::scr_autowrap (int mode) NOTHROW
1485{ 1611{
1486 if (mode) 1612 if (mode)
1487 R->screen.flags |= Screen_Autowrap; 1613 screen.flags |= Screen_Autowrap;
1488 else 1614 else
1489 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1615 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1490} 1616}
1491 1617
1492/* ------------------------------------------------------------------------- */ 1618/* ------------------------------------------------------------------------- */
1493/* 1619/*
1494 * Set/unset margin origin mode 1620 * Set/unset margin origin mode
… …
1497 * Relative mode: line numbers are relative to top margin of scrolling region 1623 * Relative mode: line numbers are relative to top margin of scrolling region
1498 * and the cursor cannot be moved outside. 1624 * and the cursor cannot be moved outside.
1499 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1625 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1500 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1626 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1501 */ 1627 */
1502/* EXTPROTO */
1503void 1628void
1504rxvt_scr_relative_origin(pR_ int mode) 1629rxvt_term::scr_relative_origin (int mode) NOTHROW
1505{ 1630{
1506 if (mode) 1631 if (mode)
1507 R->screen.flags |= Screen_Relative; 1632 screen.flags |= Screen_Relative;
1508 else 1633 else
1509 R->screen.flags &= ~Screen_Relative; 1634 screen.flags &= ~Screen_Relative;
1635
1510 rxvt_scr_gotorc(aR_ 0, 0, 0); 1636 scr_gotorc (0, 0, 0);
1511} 1637}
1512 1638
1513/* ------------------------------------------------------------------------- */ 1639/* ------------------------------------------------------------------------- */
1514/* 1640/*
1515 * Set insert/replace mode 1641 * Set insert/replace mode
1516 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1642 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1517 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1643 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1518 */ 1644 */
1519/* EXTPROTO */
1520void 1645void
1521rxvt_scr_insert_mode(pR_ int mode) 1646rxvt_term::scr_insert_mode (int mode) NOTHROW
1522{ 1647{
1523 if (mode) 1648 if (mode)
1524 R->screen.flags |= Screen_Insert; 1649 screen.flags |= Screen_Insert;
1525 else 1650 else
1526 R->screen.flags &= ~Screen_Insert; 1651 screen.flags &= ~Screen_Insert;
1527} 1652}
1528 1653
1529/* ------------------------------------------------------------------------- */ 1654/* ------------------------------------------------------------------------- */
1530/* 1655/*
1531 * Set/Unset tabs 1656 * Set/Unset tabs
1532 * XTERM_SEQ: Set tab at current column : ESC H 1657 * XTERM_SEQ: Set tab at current column : ESC H
1533 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1658 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1534 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1659 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1535 */ 1660 */
1536/* EXTPROTO */
1537void 1661void
1538rxvt_scr_set_tab(pR_ int mode) 1662rxvt_term::scr_set_tab (int mode) NOTHROW
1539{ 1663{
1540 if (mode < 0) 1664 if (mode < 0)
1541 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1665 memset (tabs, 0, ncol);
1542 else if (R->screen.cur.col < R->TermWin.ncol) 1666 else if (screen.cur.col < ncol)
1543 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1667 tabs [screen.cur.col] = !!mode;
1544} 1668}
1545 1669
1546/* ------------------------------------------------------------------------- */ 1670/* ------------------------------------------------------------------------- */
1547/* 1671/*
1548 * Set reverse/normal video 1672 * Set reverse/normal video
1549 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1673 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1550 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1674 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1551 */ 1675 */
1552/* EXTPROTO */
1553void 1676void
1554rxvt_scr_rvideo_mode(pR_ int mode) 1677rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1555{ 1678{
1556 XGCValues gcvalue; 1679 rvideo_mode = on;
1557 1680
1558 if (R->rvideo != mode) { 1681#ifndef NO_BELL
1559 R->rvideo = mode; 1682 on ^= rvideo_bell;
1560 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1683#endif
1561#if defined(XPM_BACKGROUND) 1684
1685 if (rvideo_state != on)
1686 {
1687 rvideo_state = on;
1688
1689 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1690#ifdef HAVE_BG_PIXMAP
1562 if (R->bgPixmap.pixmap == None) 1691 if (bgPixmap.pixmap == None)
1563#endif 1692#endif
1564#if defined(TRANSPARENT) 1693 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1565 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1566#endif
1567 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1568 R->PixColors[Color_bg]);
1569 1694
1695 XGCValues gcvalue;
1570 gcvalue.foreground = R->PixColors[Color_fg]; 1696 gcvalue.foreground = pix_colors[Color_fg];
1571 gcvalue.background = R->PixColors[Color_bg]; 1697 gcvalue.background = pix_colors[Color_bg];
1572 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1698 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1573 &gcvalue); 1699
1574 R->scr_clear (); 1700 scr_clear ();
1575 R->scr_touch (true); 1701 scr_touch (true);
1576 } 1702 }
1577} 1703}
1578 1704
1579/* ------------------------------------------------------------------------- */ 1705/* ------------------------------------------------------------------------- */
1580/* 1706/*
1581 * Report current cursor position 1707 * Report current cursor position
1582 * XTERM_SEQ: Report position: ESC [ 6 n 1708 * XTERM_SEQ: Report position: ESC [ 6 n
1583 */ 1709 */
1584/* EXTPROTO */
1585void 1710void
1586rxvt_scr_report_position(pR) 1711rxvt_term::scr_report_position () NOTHROW
1587{ 1712{
1588 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1713 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1589} 1714}
1590 1715
1591/* ------------------------------------------------------------------------- * 1716/* ------------------------------------------------------------------------- *
1592 * FONTS * 1717 * FONTS *
1593 * ------------------------------------------------------------------------- */ 1718 * ------------------------------------------------------------------------- */
1594 1719
1595/* 1720/*
1596 * Set font style 1721 * Set font style
1597 */ 1722 */
1598/* INTPROTO */
1599void 1723void
1600rxvt_set_font_style(pR) 1724rxvt_term::set_font_style () NOTHROW
1601{ 1725{
1726#if 0
1602 switch (R->charsets[R->screen.charset]) { 1727 switch (charsets [screen.charset])
1728 {
1603 case '0': /* DEC Special Character & Line Drawing Set */ 1729 case '0': /* DEC Special Character & Line Drawing Set */
1604 break; 1730 break;
1605 case 'A': /* United Kingdom (UK) */ 1731 case 'A': /* United Kingdom (UK) */
1606 break; 1732 break;
1607 case 'B': /* United States (USASCII) */ 1733 case 'B': /* United States (USASCII) */
1608 break; 1734 break;
1609 case '<': /* Multinational character set */ 1735 case '<': /* Multinational character set */
1610 break; 1736 break;
1611 case '5': /* Finnish character set */ 1737 case '5': /* Finnish character set */
1612 break; 1738 break;
1613 case 'C': /* Finnish character set */ 1739 case 'C': /* Finnish character set */
1614 break; 1740 break;
1615 case 'K': /* German character set */ 1741 case 'K': /* German character set */
1616 break; 1742 break;
1617 } 1743 }
1744#endif
1618} 1745}
1619 1746
1620/* ------------------------------------------------------------------------- */ 1747/* ------------------------------------------------------------------------- */
1621/* 1748/*
1622 * Choose a font 1749 * Choose a font
1623 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1750 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1624 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1751 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1625 * XTERM_SEQ: Invoke G2 character set: ESC N 1752 * XTERM_SEQ: Invoke G2 character set: ESC N
1626 * XTERM_SEQ: Invoke G3 character set: ESC O 1753 * XTERM_SEQ: Invoke G3 character set: ESC O
1627 */ 1754 */
1628/* EXTPROTO */
1629void 1755void
1630rxvt_scr_charset_choose(pR_ int set) 1756rxvt_term::scr_charset_choose (int set) NOTHROW
1631{ 1757{
1632 R->screen.charset = set; 1758 screen.charset = set;
1633 rxvt_set_font_style(aR); 1759 set_font_style ();
1634} 1760}
1635 1761
1636/* ------------------------------------------------------------------------- */ 1762/* ------------------------------------------------------------------------- */
1637/* 1763/*
1638 * Set a font 1764 * Set a font
… …
1640 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1766 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1641 * XTERM_SEQ: Set G2 character set: ESC * <C> 1767 * XTERM_SEQ: Set G2 character set: ESC * <C>
1642 * XTERM_SEQ: Set G3 character set: ESC + <C> 1768 * XTERM_SEQ: Set G3 character set: ESC + <C>
1643 * See set_font_style for possible values for <C> 1769 * See set_font_style for possible values for <C>
1644 */ 1770 */
1645/* EXTPROTO */
1646void 1771void
1647rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1772rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1648{ 1773{
1649 R->charsets[set] = (unsigned char)ch; 1774 charsets[set] = (unsigned char)ch;
1650 rxvt_set_font_style(aR); 1775 set_font_style ();
1651} 1776}
1652 1777
1653
1654/* ------------------------------------------------------------------------- *
1655 * GRAPHICS COLOURS *
1656 * ------------------------------------------------------------------------- */
1657
1658#ifdef RXVT_GRAPHICS
1659/* EXTPROTO */
1660int
1661rxvt_scr_get_fgcolor(pR)
1662{
1663 return GET_FGCOLOR(R->rstyle);
1664}
1665
1666/* ------------------------------------------------------------------------- */
1667/* EXTPROTO */
1668int
1669rxvt_scr_get_bgcolor(pR)
1670{
1671 return GET_BGCOLOR(R->rstyle);
1672}
1673#endif
1674 1778
1675/* ------------------------------------------------------------------------- * 1779/* ------------------------------------------------------------------------- *
1676 * MAJOR SCREEN MANIPULATION * 1780 * MAJOR SCREEN MANIPULATION *
1677 * ------------------------------------------------------------------------- */ 1781 * ------------------------------------------------------------------------- */
1678 1782
1679/* 1783/*
1784 * refresh matching text.
1785 */
1786bool
1787rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1788{
1789 bool found = false;
1790
1791 for (int i = 0; i < nrow; i++)
1792 {
1793 rend_t *drp = drawn_buf[i].r;
1794
1795 for (int col = 0; col < ncol; col++, drp++)
1796 if ((*drp & mask) == value)
1797 {
1798 found = true;
1799 *drp = ~value;
1800 }
1801 }
1802
1803 return found;
1804}
1805
1806/*
1680 * Refresh an area 1807 * Refresh an area
1681 */ 1808 */
1682enum { 1809enum {
1683 PART_BEG = 0, 1810 PART_BEG = 0,
1684 PART_END, 1811 PART_END,
1685 RC_COUNT 1812 RC_COUNT
1686}; 1813};
1687 1814
1688void 1815void
1689rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1816rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1690{ 1817{
1691 int i; 1818 int i;
1692 row_col_t rc[RC_COUNT]; 1819 row_col_t rc[RC_COUNT];
1693 1820
1694 if (drawn_text == NULL) /* sanity check */ 1821 if (!drawn_buf) /* sanity check */
1695 return; 1822 return;
1696 1823
1697#ifdef DEBUG_STRICT 1824#ifndef NO_SLOW_LINK_SUPPORT
1698 x = max(x, (int)TermWin.int_bwidth); 1825 if (refresh_type == FAST_REFRESH && !display->is_local)
1699 x = min(x, (int)TermWin.width); 1826 {
1700 y = max(y, (int)TermWin.int_bwidth); 1827 y = 0;
1701 y = min(y, (int)TermWin.height); 1828 eheight = height;
1829 }
1702#endif 1830#endif
1703 1831
1704/* round down */ 1832 /* round down */
1705 rc[PART_BEG].col = Pixel2Col(x); 1833 rc[PART_BEG].col = Pixel2Col (x);
1706 rc[PART_BEG].row = Pixel2Row(y); 1834 rc[PART_BEG].row = Pixel2Row (y);
1707/* round up */ 1835 /* round up */
1708 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1836 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1709 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1837 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1710 1838
1711/* sanity checks */ 1839 /* sanity checks */
1712 for (i = PART_BEG; i < RC_COUNT; i++) 1840 for (i = PART_BEG; i < RC_COUNT; i++)
1713 { 1841 {
1714 MIN_IT(rc[i].col, TermWin.ncol - 1); 1842 min_it (rc[i].col, ncol - 1);
1715 MIN_IT(rc[i].row, TermWin.nrow - 1); 1843 min_it (rc[i].row, nrow - 1);
1716 } 1844 }
1717 1845// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1718 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1719
1720 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1846 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1721 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1847 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1722 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1848
1849 num_scr_allow = 0;
1723 1850
1724 if (refresh) 1851 if (refresh)
1725 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1852 scr_refresh ();
1726} 1853}
1727 1854
1728/* ------------------------------------------------------------------------- */ 1855/* ------------------------------------------------------------------------- */
1729/* 1856/*
1730 * Refresh the entire screen 1857 * Refresh the entire screen
1731 */ 1858 */
1732void 1859void
1733rxvt_term::scr_touch (bool refresh) 1860rxvt_term::scr_touch (bool refresh) NOTHROW
1734{ 1861{
1735 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1862 scr_expose (0, 0, width, height, refresh);
1736} 1863}
1737 1864
1738/* ------------------------------------------------------------------------- */ 1865/* ------------------------------------------------------------------------- */
1739/* 1866/*
1740 * Move the display so that the line represented by scrollbar value Y is at 1867 * Move the display so that the line represented by scrollbar value Y is at
1741 * the top of the screen 1868 * the top of the screen
1742 */ 1869 */
1743/* EXTPROTO */ 1870void
1744int
1745rxvt_scr_move_to(pR_ int y, int len) 1871rxvt_term::scr_move_to (int y, int len) NOTHROW
1746{ 1872{
1747 long p = 0; 1873 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1748 uint16_t oldviewstart;
1749
1750 oldviewstart = R->TermWin.view_start;
1751 if (y < len) {
1752 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1753 p -= (long)(R->TermWin.nrow - 1);
1754 p = max(p, 0);
1755 }
1756 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1757 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1758
1759 return rxvt_scr_changeview(aR_ oldviewstart);
1760} 1874}
1761 1875
1762/* ------------------------------------------------------------------------- */ 1876/* ------------------------------------------------------------------------- */
1763/* 1877/*
1764 * Page the screen up/down nlines 1878 * Page the screen up/down nlines
1765 * direction should be UP or DN 1879 * direction should be UP or DN
1766 */ 1880 */
1767/* EXTPROTO */ 1881bool
1768int
1769rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1882rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1770{ 1883{
1771 int n; 1884 int new_view_start =
1772 uint16_t oldviewstart; 1885 direction == UP ? view_start - nlines
1886 : view_start + nlines;
1773 1887
1774 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1775#ifdef DEBUG_STRICT
1776 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1777#endif
1778 oldviewstart = R->TermWin.view_start;
1779 if (direction == UP) {
1780 n = R->TermWin.view_start + nlines;
1781 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1782 } else {
1783 n = R->TermWin.view_start - nlines;
1784 R->TermWin.view_start = max(n, 0);
1785 }
1786 return rxvt_scr_changeview(aR_ oldviewstart); 1888 return scr_changeview (new_view_start);
1787} 1889}
1788 1890
1789/* INTPROTO */ 1891bool
1790int 1892rxvt_term::scr_changeview (int new_view_start) NOTHROW
1791rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1792{ 1893{
1793 if (R->TermWin.view_start != oldviewstart) { 1894 clamp_it (new_view_start, top_row, 0);
1895
1896 if (new_view_start == view_start)
1897 return false;
1898
1899 num_scr += new_view_start - view_start;
1900 view_start = new_view_start;
1794 R->want_refresh = 1; 1901 want_refresh = 1;
1795#ifdef RXVT_GRAPHICS
1796 if (rxvt_Gr_Displayed(aR))
1797 rxvt_Gr_scroll(aR_ 0);
1798#endif
1799 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1800 }
1801 return (int)(R->TermWin.view_start - oldviewstart);
1802}
1803 1902
1804/* ------------------------------------------------------------------------- */ 1903 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1805/* EXTPROTO */ 1904
1806void 1905 return true;
1807rxvt_scr_bell(pR) 1906}
1808{ 1907
1809#ifndef NO_BELL 1908#ifndef NO_BELL
1909void
1910rxvt_term::bell_cb (ev::timer &w, int revents)
1911{
1912 rvideo_bell = false;
1913 scr_rvideo_mode (rvideo_mode);
1914 refresh_check ();
1915}
1916#endif
1917
1918/* ------------------------------------------------------------------------- */
1919void
1920rxvt_term::scr_bell () NOTHROW
1921{
1922#ifndef NO_BELL
1923
1810# ifndef NO_MAPALERT 1924# ifndef NO_MAPALERT
1811# ifdef MAPALERT_OPTION 1925# ifdef MAPALERT_OPTION
1812 if (R->Options & Opt_mapAlert) 1926 if (option (Opt_mapAlert))
1813# endif 1927# endif
1814 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1928 XMapWindow (dpy, parent[0]);
1815# endif 1929# endif
1930
1931# if ENABLE_FRILLS
1932 if (option (Opt_urgentOnBell))
1933 set_urgency (1);
1934# endif
1935
1816 if (R->Options & Opt_visualBell) { 1936 if (option (Opt_visualBell))
1817 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1937 {
1818 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1938 rvideo_bell = true;
1939 scr_rvideo_mode (rvideo_mode);
1940 flush ();
1941
1942 bell_ev.start (VISUAL_BELL_DURATION);
1943 }
1819 } else 1944 else
1820 XBell(R->Xdisplay, 0); 1945 XBell (dpy, 0);
1821#endif 1946#endif
1822} 1947}
1823 1948
1824/* ------------------------------------------------------------------------- */ 1949/* ------------------------------------------------------------------------- */
1825/* ARGSUSED */ 1950/* ARGSUSED */
1826/* EXTPROTO */
1827void 1951void
1828rxvt_scr_printscreen(pR_ int fullhist) 1952rxvt_term::scr_printscreen (int fullhist) NOTHROW
1829{ 1953{
1830#ifdef PRINTPIPE 1954#ifdef PRINTPIPE
1831 int i, r1, nrows, row_offset; 1955 int nrows, row_start;
1832 text_t *t; 1956 FILE *fd = popen_printer ();
1833 FILE *fd;
1834 1957
1835 if ((fd = rxvt_popen_printer(aR)) == NULL) 1958 if (!fd)
1836 return; 1959 return;
1837 nrows = R->TermWin.nrow; 1960
1838 row_offset = R->TermWin.saveLines;
1839 if (!fullhist) 1961 if (fullhist)
1840 row_offset -= R->TermWin.view_start;
1841 else {
1842 nrows += R->TermWin.nscrolled;
1843 row_offset -= R->TermWin.nscrolled;
1844 } 1962 {
1963 nrows = nrow - top_row;
1964 row_start = top_row;
1965 }
1966 else
1967 {
1968 nrows = nrow;
1969 row_start = view_start;
1970 }
1845 1971
1972 wctomb (0, 0);
1973
1846 for (r1 = 0; r1 < nrows; r1++) { 1974 for (int r1 = 0; r1 < nrows; r1++)
1847 t = R->screen.text[r1 + row_offset];
1848 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1849 if (!isspace(t[i]))
1850 break;
1851 fprintf(fd, "%.*s\n", (i + 1), t);
1852 } 1975 {
1976 text_t *tp = ROW(r1).t;
1977 int len = ROW(r1).l;
1978
1979 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1980 {
1981 char mb[MB_LEN_MAX];
1982 text_t t = *tp++;
1983 if (t == NOCHAR)
1984 continue;
1985
1986 len = wctomb (mb, t);
1987
1988 if (len <= 0)
1989 {
1990 mb[0] = ' ';
1991 len = 1;
1992 }
1993
1994 fwrite (mb, 1, len, fd);
1995 }
1996
1997 fputc ('\n', fd);
1998 }
1999
1853 rxvt_pclose_printer(fd); 2000 pclose_printer (fd);
1854#endif 2001#endif
1855} 2002}
1856 2003
1857/* ------------------------------------------------------------------------- */ 2004/* ------------------------------------------------------------------------- */
1858/* 2005/*
1859 * Refresh the screen 2006 * Refresh the screen
1860 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2007 * drawn_text/drawn_rend contain the screen information before the update.
1861 * R->screen.text/R->screen.rend contain what the screen will change to. 2008 * screen.text/screen.rend contain what the screen will change to.
2009 */
2010void
2011rxvt_term::scr_refresh () NOTHROW
2012{
2013 int16_t col, row, /* column/row we're processing */
2014 ocrow; /* old cursor row */
2015 int i; /* tmp */
2016#ifndef NO_CURSORCOLOR
2017 rend_t cc1; /* store colours at cursor position (s) */
2018#endif
2019 rend_t *crp; // cursor rendition pointer
2020 rend_t ccol1, /* Cursor colour */
2021 ccol2; /* Cursor colour2 */
2022
2023 want_refresh = 0; /* screen is current */
2024
2025 if (refresh_type == NO_REFRESH || !mapped)
2026 return;
2027
2028 /*
2029 * A: set up vars
1862 */ 2030 */
2031 refresh_count = 0;
1863 2032
1864#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2033 unsigned int old_screen_flags = screen.flags;
1865# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2034 char have_bg = 0;
1866# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2035#ifdef HAVE_BG_PIXMAP
2036 have_bg = bgPixmap.pixmap != None;
2037#endif
2038 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2039
2040 /*
2041 * B: reverse any characters which are selected
2042 */
2043 scr_reverse_selection ();
2044
2045 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2046#if ENABLE_OVERLAY
2047 scr_swap_overlay ();
2048#endif
2049
2050 char showcursor = screen.flags & Screen_VisibleCursor;
2051
2052 /*
2053 * C: set the cursor character (s)
2054 */
2055 {
2056 unsigned char setoldcursor;
2057
2058#ifdef CURSOR_BLINK
2059 if (hidden_cursor)
2060 showcursor = 0;
2061#endif
2062
2063 if (showcursor)
2064 {
2065 int col = screen.cur.col;
2066
2067 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2068 col--;
2069
2070 crp = &ROW(screen.cur.row).r[col];
2071
2072#ifndef NO_CURSORCOLOR
2073 cc1 = *crp & (RS_fgMask | RS_bgMask);
2074 if (ISSET_PIXCOLOR (Color_cursor))
2075 ccol1 = Color_cursor;
2076 else
2077#endif
2078#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2079 ccol1 = fgcolor_of (rstyle);
1867#else 2080#else
1868# define MONO_BOLD(x) \ 2081 ccol1 = Color_fg;
1869 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1870# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1871#endif 2082#endif
1872 2083
1873#define FONT_WIDTH(X, Y) \
1874 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1875#define FONT_RBEAR(X, Y) \
1876 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1877#define FONT_LBEAR(X, Y) \
1878 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1879#define IS_FONT_CHAR(X, Y) \
1880 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1881
1882void
1883rxvt_term::scr_refresh (unsigned char refresh_type)
1884{
1885 unsigned char clearfirst, /* first character writes before cell */
1886 clearlast, /* last character writes beyond cell */
1887 must_clear, /* use draw_string not draw_image_string */
1888#ifndef NO_BOLDFONT
1889 bfont, /* we've changed font to bold font */
1890#endif
1891 rvid, /* reverse video this position */
1892 wbyte, /* we're in multibyte */
1893 showcursor; /* show the cursor */
1894 int fore, back; /* desired foreground/background */
1895 int16_t col, row, /* column/row we're processing */
1896 ocrow; /* old cursor row */
1897 int cursorwidth;
1898 int i, /* tmp */
1899 row_offset; /* basic offset in screen structure */
1900#ifndef NO_CURSORCOLOR 2084#ifndef NO_CURSORCOLOR
1901 rend_t cc1; /* store colours at cursor position(s) */
1902 rend_t cc2; /* store colours at cursor position(s) */
1903#endif
1904 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1905 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1906 char *buffer; /* local copy of buffer */
1907
1908 if (refresh_type == NO_REFRESH || !TermWin.mapped)
1909 return;
1910
1911 /*
1912 * A: set up vars
1913 */
1914 clearfirst = clearlast = must_clear = wbyte = 0;
1915#ifndef NO_BOLDFONT
1916 bfont = 0;
1917#endif
1918
1919 if (currmaxcol < TermWin.ncol)
1920 {
1921 currmaxcol = TermWin.ncol;
1922 buffer = (char *)rxvt_realloc (buffer,
1923 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1924 }
1925
1926 buffer = buffer;
1927 refresh_count = 0;
1928
1929 row_offset = TermWin.saveLines - TermWin.view_start;
1930
1931 if ((refresh_type & REFRESH_BOUNDS))
1932 {
1933 clearfirst = clearlast = 1;
1934 refresh_type &= ~REFRESH_BOUNDS;
1935 }
1936
1937#if defined(XPM_BACKGROUND)
1938 must_clear |= (bgPixmap.pixmap != None);
1939#endif
1940#if defined(TRANSPARENT)
1941 must_clear |= ((Options & Opt_transparent) && am_transparent);
1942#endif
1943 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1944
1945/*
1946 * B: reverse any characters which are selected
1947 */
1948 rxvt_scr_reverse_selection (this);
1949
1950/*
1951 * C: set the cursor character(s)
1952 */
1953 {
1954 unsigned char setoldcursor;
1955 rend_t ccol1, /* Cursor colour */
1956 ccol2; /* Cursor colour2 */
1957
1958 showcursor = (screen.flags & Screen_VisibleCursor);
1959 cursorwidth = 0;
1960#ifdef CURSOR_BLINK
1961 if (hidden_cursor)
1962 showcursor = 0;
1963#endif
1964
1965 cursorwidth = 0;
1966
1967 if (showcursor)
1968 {
1969 cursorwidth++;
1970
1971 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
1972 [screen.cur.col]);
1973
1974 if (showcursor && TermWin.focus)
1975 {
1976 *srp ^= RS_RVid;
1977#ifndef NO_CURSORCOLOR
1978 cc1 = *srp & (RS_fgMask | RS_bgMask);
1979 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2085 if (ISSET_PIXCOLOR (Color_cursor2))
1980 ccol1 = Color_cursor; 2086 ccol2 = Color_cursor2;
1981 else 2087 else
2088#endif
1982#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2089#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1983 ccol1 = GET_FGCOLOR(rstyle); 2090 ccol2 = bgcolor_of (rstyle);
1984#else 2091#else
1985 ccol1 = Color_fg; 2092 ccol2 = Color_bg;
1986#endif 2093#endif
1987 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2094
1988 ccol2 = Color_cursor2; 2095 if (showcursor && focus)
2096 {
2097 if (option (Opt_cursorUnderline))
2098 *crp ^= RS_Uline;
1989 else 2099 else
1990#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2100 {
1991 ccol2 = GET_BGCOLOR(rstyle); 2101 *crp ^= RS_RVid;
1992#else
1993 ccol2 = Color_bg;
1994#endif
1995 *srp = SET_FGCOLOR(*srp, ccol1); 2102 *crp = SET_FGCOLOR (*crp, ccol1);
1996 *srp = SET_BGCOLOR(*srp, ccol2); 2103 *crp = SET_BGCOLOR (*crp, ccol2);
1997#endif
1998 }
1999
2000 while (IS_WIDE (*srp))
2001 cursorwidth++, srp++;
2002 }
2003
2004 /* make sure no outline cursor is left around */
2005 setoldcursor = 0;
2006 if (ocrow != -1) {
2007 if (screen.cur.row + TermWin.view_start != ocrow
2008 || screen.cur.col != oldcursor.col) {
2009 if (ocrow < TermWin.nrow
2010 && oldcursor.col < TermWin.ncol) {
2011 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
2012 } 2104 }
2013 if (TermWin.focus || !showcursor)
2014 oldcursor.row = -1;
2015 else
2016 setoldcursor = 1;
2017 }
2018 } else if (!TermWin.focus)
2019 setoldcursor = 1;
2020 if (setoldcursor) {
2021 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
2022 oldcursor.row = -1;
2023 else {
2024 oldcursor.row = screen.cur.row + TermWin.view_start;
2025 oldcursor.col = screen.cur.col;
2026 } 2105 }
2027 } 2106 }
2107
2108 /* make sure no outline cursor is left around */
2109 setoldcursor = 0;
2110 if (ocrow != -1)
2111 {
2112 if (screen.cur.row - view_start != ocrow
2113 || screen.cur.col != oldcursor.col)
2114 {
2115 if (ocrow < nrow
2116 && oldcursor.col < ncol)
2117 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2118
2119 if (focus || !showcursor)
2120 oldcursor.row = -1;
2121 else
2122 setoldcursor = 1;
2123 }
2028 } 2124 }
2125 else if (!focus)
2126 setoldcursor = 1;
2127
2128 if (setoldcursor)
2129 {
2130 if (screen.cur.row - view_start >= nrow)
2131 oldcursor.row = -1;
2132 else
2133 {
2134 oldcursor.row = screen.cur.row - view_start;
2135 oldcursor.col = screen.cur.col;
2136 }
2137 }
2138 }
2029 2139
2030#ifndef NO_SLOW_LINK_SUPPORT 2140#ifndef NO_SLOW_LINK_SUPPORT
2031/* 2141 /*
2032 * D: CopyArea pass - very useful for slower links 2142 * D: CopyArea pass - very useful for slower links
2033 * This has been deliberately kept simple. 2143 * This has been deliberately kept simple.
2034 */ 2144 */
2035 i = num_scr; 2145 if (!display->is_local
2036 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2146 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2037 && abs(i) < TermWin.nrow && !must_clear) 2147 && abs (num_scr) < nrow && !have_bg)
2038 { 2148 {
2039 int16_t nits; 2149 int16_t nits;
2040 int j; 2150 int i = num_scr;
2041 rend_t *drp2; 2151 int j;
2042 text_t *dtp2; 2152 int len, wlen;
2043 int len, wlen; 2153 dLocal (int, num_scr);
2044 2154
2045 j = TermWin.nrow; 2155 j = nrow;
2046 wlen = len = -1; 2156 wlen = len = -1;
2047 row = i > 0 ? 0 : j - 1; 2157 row = i > 0 ? 0 : j - 1;
2158
2048 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2159 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2049 { 2160 {
2050 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2161 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2051 { 2162 {
2052 stp = screen.text[row + row_offset]; 2163 line_t s = ROW(view_start + row);
2053 srp = screen.rend[row + row_offset];
2054 dtp = drawn_text[row]; 2164 line_t d = drawn_buf[row];
2055 dtp2 = drawn_text[row + i]; 2165 line_t d2 = drawn_buf[row + i];
2056 drp = drawn_rend[row];
2057 drp2 = drawn_rend[row + i];
2058 2166
2059 for (nits = 0, col = TermWin.ncol; col--; ) 2167 for (nits = 0, col = ncol; col--; )
2060 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2168 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2061 nits--; 2169 nits--;
2062 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2170 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2063 nits++; 2171 nits++;
2064 2172
2065 if (nits > 8) /* XXX: arbitrary choice */ 2173 if (nits > 8) /* XXX: arbitrary choice */
2174 {
2175 for (col = ncol; col--; )
2176 {
2177 *d.t++ = *d2.t++;
2178 *d.r++ = *d2.r++;
2179 }
2180
2181 if (len == -1)
2182 len = row;
2183
2184 wlen = row;
2185 continue;
2186 }
2187 }
2188
2189 if (len >= 0)
2190 {
2191 /* also comes here at end if needed because of >= above */
2192 if (wlen < len)
2193 ::swap (wlen, len);
2194
2195 XGCValues gcv;
2196
2197 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2198 XCopyArea (dpy, vt, vt,
2199 gc, 0, Row2Pixel (len + i),
2200 (unsigned int)this->width,
2201 (unsigned int)Height2Pixel (wlen - len + 1),
2202 0, Row2Pixel (len));
2203 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2204
2205 len = -1;
2206 }
2207 }
2208 }
2209#endif
2210
2211 /*
2212 * E: main pass across every character
2213 */
2214 for (row = 0; row < nrow; row++)
2215 {
2216 text_t *stp = ROW(view_start + row).t;
2217 rend_t *srp = ROW(view_start + row).r;
2218 text_t *dtp = drawn_buf[row].t;
2219 rend_t *drp = drawn_buf[row].r;
2220
2221 /*
2222 * E2: OK, now the real pass
2223 */
2224 int ypixel = (int)Row2Pixel (row);
2225
2226 for (col = 0; col < ncol; col++)
2227 {
2228 /* compare new text with old - if exactly the same then continue */
2229 if (stp[col] == dtp[col] /* Must match characters to skip. */
2230 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2231 || (stp[col] == ' ' /* space w/ no background change */
2232 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2233 continue;
2234
2235 // redraw one or more characters
2236
2237 // seek to the beginning of wide characters
2238 while (expect_false (stp[col] == NOCHAR && col > 0))
2239 --col;
2240
2241 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2242 text_t *text = stp + col;
2243 int count = 1;
2244
2245 dtp[col] = stp[col];
2246 drp[col] = rend;
2247
2248 int xpixel = Col2Pixel (col);
2249
2250 for (i = 0; ++col < ncol; )
2251 {
2252 if (stp[col] == NOCHAR)
2253 {
2254 dtp[col] = stp[col];
2255 drp[col] = rend;
2256 count++;
2257 i++;
2258
2259 continue;
2260 }
2261
2262 if (!RS_SAME (rend, srp[col]))
2263 break;
2264
2265 count++;
2266
2267 if (stp[col] != dtp[col]
2268 || !RS_SAME (srp[col], drp[col]))
2269 {
2270 if (have_bg && (i++ > count / 2))
2271 break;
2272
2273 dtp[col] = stp[col];
2274 drp[col] = rend;
2275 i = 0;
2276 }
2277 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2278 break;
2279 }
2280
2281 col--; /* went one too far. move back */
2282 count -= i; /* dump any matching trailing chars */
2283
2284 // sometimes we optimize away the trailing NOCHAR's, add them back
2285 while (expect_false (i && text[count] == NOCHAR))
2286 count++, i--;
2287
2288 /*
2289 * Determine the attributes for the string
2290 */
2291 int fore = fgcolor_of (rend); // desired foreground
2292 int back = bgcolor_of (rend); // desired background
2293
2294 // only do special processing if any attributes are set, which is unlikely
2295 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)))
2296 {
2297 bool invert = rend & RS_RVid;
2298
2299#ifndef NO_BOLD_UNDERLINE_REVERSE
2300 if (rend & RS_Bold && fore == Color_fg)
2301 {
2302 if (ISSET_PIXCOLOR (Color_BD))
2303 fore = Color_BD;
2304# if !ENABLE_STYLES
2305 else
2306 invert = !invert;
2307# endif
2308 }
2309
2310 if (rend & RS_Italic && fore == Color_fg)
2311 {
2312 if (ISSET_PIXCOLOR (Color_IT))
2313 fore = Color_IT;
2314# if !ENABLE_STYLES
2315 else
2316 invert = !invert;
2317# endif
2318 }
2319
2320 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2321 fore = Color_UL;
2322#endif
2323
2324 if (invert)
2325 {
2326#ifdef OPTION_HC
2327 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2328 || !ISSET_PIXCOLOR (Color_HC))
2329#endif
2330 /* invert the column if no highlightColor is set or it is the
2331 * current cursor column */
2332 ::swap (fore, back);
2333#ifdef OPTION_HC
2334 else if (ISSET_PIXCOLOR (Color_HC))
2335 back = Color_HC;
2336#endif
2337
2338#ifndef NO_BOLD_UNDERLINE_REVERSE
2339# ifndef OPTION_HC
2340 if (ISSET_PIXCOLOR (Color_RV))
2341 back = Color_RV;
2342# endif
2343 if (fore == back)
2344 {
2345 fore = Color_bg;
2346 back = Color_fg;
2347 }
2348#endif
2349 }
2350
2351#ifdef TEXT_BLINK
2352 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2353 {
2354 if (!text_blink_ev.is_active ())
2355 {
2356 text_blink_ev.again ();
2357 hidden_text = 0;
2358 }
2359 else if (hidden_text)
2360 fore = back;
2361 }
2362#endif
2363
2364#if ENABLE_STYLES
2365 // "careful" (too wide) character handling
2366
2367 // include previous careful character(s) if possible, looks nicer (best effort...)
2368 while (text > stp
2369 && srp[text - stp - 1] & RS_Careful
2370 && RS_SAME (rend, srp[text - stp - 1]))
2371 text--, count++, xpixel -= fwidth;
2372
2373 // force redraw after "careful" characters to avoid pixel droppings
2374 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2375 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2376
2377 // force redraw before "careful" characters to avoid pixel droppings
2378 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2379 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2380#endif
2381 }
2382
2383 /*
2384 * Actually do the drawing of the string here
2385 */
2386 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2387
2388 if (expect_true (have_bg && back == Color_bg))
2389 {
2390 // this is very ugly, maybe push it into ->draw?
2391
2392 for (i = 0; i < count; i++) /* don't draw empty strings */
2393 if (text[i] != ' ')
2066 { 2394 {
2067 for (col = TermWin.ncol; col--; ) 2395 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2068 { 2396 goto did_clear;
2069 *dtp++ = *dtp2++;
2070 *drp++ = *drp2++;
2071 }
2072
2073 if (len == -1)
2074 len = row;
2075
2076 wlen = row;
2077 continue;
2078 } 2397 }
2398
2399 CLEAR_CHARS (xpixel, ypixel, count);
2400 did_clear: ;
2079 } 2401 }
2402 else
2403 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2080 2404
2081 if (len != -1) 2405 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2082 { 2406 {
2083 /* also comes here at end if needed because of >= above */ 2407#if ENABLE_FRILLS
2084 if (wlen < len) 2408 if (ISSET_PIXCOLOR (Color_underline))
2085 SWAP_IT(wlen, len, int); 2409 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2086
2087 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2088 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2089 TermWin.gc, 0, Row2Pixel (len + i),
2090 (unsigned int)TermWin_TotalWidth (),
2091 (unsigned int)Height2Pixel (wlen - len + 1),
2092 0, Row2Pixel (len));
2093 len = -1;
2094 }
2095 }
2096 }
2097#endif
2098
2099/*
2100 * E: main pass across every character
2101 */
2102 for (row = 0; row < TermWin.nrow; row++)
2103 {
2104 stp = screen.text[row + row_offset];
2105 srp = screen.rend[row + row_offset];
2106 dtp = drawn_text[row];
2107 drp = drawn_rend[row];
2108
2109/*
2110 * E2: OK, now the real pass
2111 */
2112 int ypixel = (int)Row2Pixel(row);
2113
2114 for (col = 0; col < TermWin.ncol; col++)
2115 {
2116 /* compare new text with old - if exactly the same then continue */
2117 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2118
2119 if (stp[col] == dtp[col] /* Must match characters to skip. */
2120 && (rend == drp[col] /* Either rendition the same or */
2121 || (stp[col] == ' ' /* space w/ no background change */
2122 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2123 continue;
2124
2125 text_t *text = stp + col;
2126 int count = 1;
2127
2128 /* redraw one or more characters */
2129
2130 dtp[col] = stp[col];
2131 drp[col] = rend;
2132
2133 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2134 continue;
2135
2136 int xpixel = Col2Pixel(col);
2137
2138 // this loop looks very messy, it can probably be optimized
2139 // and cleaned a bit by you?
2140 for (i = 0; ++col < TermWin.ncol; )
2141 {
2142 if (stp[col] == NOCHAR)
2143 {
2144 dtp[col] = stp[col];
2145 drp[col] = rend;
2146 count++;
2147
2148 if (i) // only possible skip if char unchanged
2149 i++;
2150
2151 continue;
2152 }
2153
2154 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2155 break;
2156
2157 count++;
2158
2159 if (stp[col] != dtp[col]
2160 || srp[col] != drp[col])
2161 {
2162 if (must_clear && (i++ > (count / 2)))
2163 break;
2164
2165 dtp[col] = stp[col];
2166 drp[col] = rend;
2167 i = 0;
2168 }
2169 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2170 break;
2171 }
2172
2173 col--; /* went one too far. move back */
2174 count -= i; /* dump any matching trailing chars */
2175
2176/*
2177 * Determine the attributes for the string
2178 */
2179 int fid = GET_FONT(rend);
2180 fore = GET_FGCOLOR(rend);
2181 back = GET_BGCOLOR(rend);
2182 rend = GET_ATTR(rend);
2183
2184 rvid = (rend & RS_RVid) ? 1 : 0;
2185#ifdef OPTION_HC
2186 if (!rvid && (rend & RS_Blink))
2187 {
2188 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2189 back = Color_HC;
2190 else 2410 else
2191 rvid = !rvid; /* fall back */
2192 }
2193#endif
2194 if (rvid)
2195 {
2196 SWAP_IT(fore, back, int);
2197
2198#ifndef NO_BOLD_UNDERLINE_REVERSE
2199 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2200# ifndef NO_CURSORCOLOR
2201 && !ISSET_PIXCOLOR (this, Color_cursor)
2202# endif 2411#endif
2203 ) 2412 XSetForeground (dpy, gc, pix_colors[fore]);
2204 back = Color_RV;
2205#endif
2206 }
2207#ifndef NO_BOLD_UNDERLINE_REVERSE
2208 else if (rend & RS_Bold)
2209 {
2210 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_BD))
2211 {
2212 fore = Color_BD;
2213# ifndef VERYBOLD
2214 rend &= ~RS_Bold; /* we've taken care of it */
2215# endif
2216 }
2217 }
2218 else if (rend & RS_Uline)
2219 {
2220 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2221 {
2222 fore = Color_UL;
2223 rend &= ~RS_Uline; /* we've taken care of it */
2224 }
2225 }
2226#endif
2227 2413
2228/* 2414 XDrawLine (dpy, vt, gc,
2229 * Actually do the drawing of the string here
2230 */
2231 rxvt_font *font = (*TermWin.fontset)[fid];
2232
2233 if (back == Color_bg)
2234 {
2235 if (must_clear)
2236 {
2237 for (i = 0; i < count; i++) /* don't draw empty strings */
2238 if (text[i] != ' ')
2239 {
2240 font->draw (xpixel, ypixel, text, count, fore, -1);
2241 goto nodraw;
2242 }
2243
2244 CLEAR_CHARS (xpixel, ypixel, count);
2245nodraw: ;
2246 }
2247 else
2248 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2249 }
2250 else
2251 font->draw (xpixel, ypixel, text, count, fore, back);
2252
2253 if ((rend & RS_Uline) && (font->descent > 1))
2254 XDrawLine(Xdisplay, drawBuffer, TermWin.gc,
2255 xpixel, ypixel + font->ascent + 1, 2415 xpixel, ypixel + font->ascent + 1,
2256 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2416 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2417 }
2257 } /* for (col....) */ 2418 } /* for (col....) */
2258 } /* for (row....) */ 2419 } /* for (row....) */
2259 2420
2260/* 2421 /*
2261 * G: cleanup cursor and display outline cursor if necessary 2422 * G: cleanup cursor and display outline cursor if necessary
2262 */ 2423 */
2263 if (showcursor) { 2424 if (showcursor)
2264 if (TermWin.focus) { 2425 {
2265 srp = &(screen.rend[screen.cur.row + TermWin.saveLines] 2426 if (focus)
2266 [screen.cur.col]); 2427 {
2428 if (option (Opt_cursorUnderline))
2429 *crp ^= RS_Uline;
2430 else
2431 {
2267 *srp ^= RS_RVid; 2432 *crp ^= RS_RVid;
2268#ifndef NO_CURSORCOLOR 2433#ifndef NO_CURSORCOLOR
2269 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2434 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2270#endif 2435#endif
2436 }
2437 }
2271 } else if (oldcursor.row >= 0) { 2438 else if (oldcursor.row >= 0)
2439 {
2440 int cursorwidth = 1;
2441 int col = oldcursor.col;
2442
2443 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2444 col--;
2445
2446 while (col + cursorwidth < ncol
2447 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2448 cursorwidth++;
2449
2272#ifndef NO_CURSORCOLOR 2450#ifndef NO_CURSORCOLOR
2273 unsigned long gcmask; /* Graphics Context mask */
2274
2275 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2451 if (ISSET_PIXCOLOR (Color_cursor))
2276 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]); 2452 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2453 else
2277#endif 2454#endif
2278 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc, 2455 XSetForeground (dpy, gc, pix_colors[ccol1]);
2456
2457 XDrawRectangle (dpy, vt, gc,
2279 Col2Pixel(oldcursor.col), 2458 Col2Pixel (col),
2280 Row2Pixel(oldcursor.row), 2459 Row2Pixel (oldcursor.row),
2281 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2460 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2282 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1)); 2461 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2283 } 2462 }
2284 } 2463 }
2285/* 2464
2465 /*
2286 * H: cleanup selection 2466 * H: cleanup selection
2287 */ 2467 */
2468#if ENABLE_OVERLAY
2469 scr_swap_overlay ();
2470#endif
2471 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2472
2288 rxvt_scr_reverse_selection (this); 2473 scr_reverse_selection ();
2289 2474
2290/* 2475 screen.flags = old_screen_flags;
2291 * I: other general cleanup
2292 */
2293 if (clearfirst && TermWin.int_bwidth)
2294 /*
2295 * clear the whole screen height, note that width == 0 is treated
2296 * specially by XClearArea
2297 */
2298 XClearArea(Xdisplay, TermWin.vt, 0, 0,
2299 (unsigned int)TermWin.int_bwidth,
2300 (unsigned int)TermWin_TotalHeight(), False);
2301 if (clearlast && TermWin.int_bwidth)
2302 /*
2303 * clear the whole screen height, note that width == 0 is treated
2304 * specially by XClearArea
2305 */
2306 XClearArea(Xdisplay, TermWin.vt,
2307 TermWin.width + TermWin.int_bwidth, 0,
2308 (unsigned int)TermWin.int_bwidth,
2309 (unsigned int)TermWin_TotalHeight(), False);
2310 if (refresh_type & SMOOTH_REFRESH)
2311 XSync(Xdisplay, False);
2312
2313 num_scr = 0; 2476 num_scr = 0;
2314 num_scr_allow = 1; 2477 num_scr_allow = 1;
2315 want_refresh = 0; /* screen is current */
2316} 2478}
2317 2479
2318/* ------------------------------------------------------------------------- */
2319void 2480void
2320rxvt_term::scr_clear() 2481rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2321{ 2482{
2483 if (!l.t)
2484 return;
2485
2486 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2487
2488 for (int i = ncol; i--; )
2489 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2490}
2491
2492void
2493rxvt_term::scr_remap_chars () NOTHROW
2494{
2495 for (int i = total_rows; i--; )
2496 scr_remap_chars (row_buf [i]);
2497
2498 for (int i = nrow; i--; )
2499 {
2500 scr_remap_chars (drawn_buf [i]);
2501 scr_remap_chars (swap_buf [i]);
2502 }
2503}
2504
2505void
2506rxvt_term::scr_recolour () NOTHROW
2507{
2508#ifdef HAVE_BG_PIXMAP
2509 bgPixmap.apply ();
2510#else
2511
2512 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2513 XClearWindow (dpy, parent[0]);
2514 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2515
2516 if (scrollBar.win)
2517 {
2518 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2519 scrollBar.state = STATE_IDLE;
2520 scrollBar.show (0);
2521 }
2522
2523#endif
2524
2525 /* bgPixmap.apply () does not do the following : */
2526 scr_clear ();
2527 scr_touch (true);
2528 want_refresh = 1;
2529}
2530
2531/* ------------------------------------------------------------------------- */
2532void
2533rxvt_term::scr_clear (bool really) NOTHROW
2534{
2322 if (!TermWin.mapped) 2535 if (!mapped)
2323 return; 2536 return;
2324 2537
2325 num_scr_allow = 0; 2538 num_scr_allow = 0;
2326 want_refresh = 1; 2539 want_refresh = 1;
2327#ifdef TRANSPARENT 2540
2328 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2541 if (really)
2542 XClearWindow (dpy, vt);
2543}
2544
2545void
2546rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2547{
2548 int view_end = view_start + nrow;
2549 int row, col;
2550
2551 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2552 {
2553 text_t *stp = ROW(row).t;
2554 rend_t *srp = ROW(row).r;
2555
2556 for (col = beg_col; col < end_col; col++)
2557 srp[col] ^= rstyle1;
2558
2559 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2560 srp[col] ^= rstyle2;
2561
2562 if (++col < end_col)
2563 srp[col] ^= rstyle2;
2329 { 2564 }
2330 int i; 2565}
2331 2566
2332 if (!(Options & Opt_transparent_all)) 2567void
2568rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2569{
2570 int view_end = view_start + nrow;
2571 int row, col;
2572
2573 if (beg_row >= view_start)
2574 {
2575 col = beg_col;
2576 row = beg_row;
2577 }
2578 else
2579 {
2333 i = 0; 2580 col = 0;
2581 row = view_start;
2582 }
2583
2584 for (; row < min (end_row, view_end); row++, col = 0)
2585 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2586 srp[col] ^= rstyle;
2587
2588 if (row == end_row)
2589 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2590 srp[col] ^= rstyle;
2591}
2592
2593/* ------------------------------------------------------------------------- */
2594void
2595rxvt_term::scr_reverse_selection () NOTHROW
2596{
2597 if (selection.op
2598 && current_screen == selection.screen
2599 && selection.end.row >= view_start)
2600 {
2601#if !ENABLE_MINIMAL
2602 if (selection.rect)
2603 scr_xor_rect (selection.beg.row, selection.beg.col,
2604 selection.end.row, selection.end.col,
2605 RS_RVid, RS_RVid | RS_Uline);
2334 else 2606 else
2335 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2336
2337 while (i--)
2338 if (TermWin.parent[i] != None)
2339 XClearWindow(Xdisplay, TermWin.parent[i]);
2340 }
2341#endif 2607#endif
2342 2608 scr_xor_span (selection.beg.row, selection.beg.col,
2343 XClearWindow (Xdisplay, TermWin.vt); 2609 selection.end.row, selection.end.col,
2344} 2610 RS_RVid);
2345
2346/* ------------------------------------------------------------------------- */
2347/* INTPROTO */
2348void
2349rxvt_scr_reverse_selection(pR)
2350{
2351 int i, col, row, end_row;
2352 rend_t *srp;
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
2370 srp[col] ^= RS_Blink;
2371#endif
2372 if (i == row && i < end_row)
2373 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2374#ifndef OPTION_HC
2375 srp[col] ^= RS_RVid;
2376#else
2377 srp[col] ^= RS_Blink;
2378#endif
2379 } 2611 }
2380} 2612}
2381 2613
2382/* ------------------------------------------------------------------------- */ 2614/* ------------------------------------------------------------------------- */
2383/* 2615/*
2384 * Dump the whole scrollback and screen to the passed filedescriptor. The 2616 * Dump the whole scrollback and screen to the passed filedescriptor. The
2385 * invoking routine must close the fd. 2617 * invoking routine must close the fd.
2386 */ 2618 */
2387#if 0 2619#if 0
2388/* EXTPROTO */
2389void 2620void
2390rxvt_scr_dump(pR_ int fd) 2621rxvt_term::scr_dump (int fd) NOTHROW
2391{ 2622{
2392 int row, wrote; 2623 int row, wrote;
2393 unsigned int width, towrite; 2624 unsigned int width, towrite;
2394 char r1[] = "\n"; 2625 char r1[] = "\n";
2395 2626
2396 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2627 for (row = saveLines + top_row;
2397 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2628 row < saveLines + nrow - 1; row++)
2398 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2629 {
2399 : R->TermWin.ncol; 2630 width = row_buf[row].l >= 0 ? row_buf[row].l
2631 : ncol;
2400 for (towrite = width; towrite; towrite -= wrote) { 2632 for (towrite = width; towrite; towrite -= wrote)
2633 {
2401 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2634 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2402 towrite); 2635 towrite);
2403 if (wrote < 0) 2636 if (wrote < 0)
2404 return; /* XXX: death, no report */ 2637 return; /* XXX: death, no report */
2405 } 2638 }
2406 if (R->screen.tlen[row] >= 0) 2639 if (row_buf[row].l >= 0)
2407 if (write(fd, r1, 1) <= 0) 2640 if (write (fd, r1, 1) <= 0)
2408 return; /* XXX: death, no report */ 2641 return; /* XXX: death, no report */
2409 } 2642 }
2410} 2643}
2411#endif 2644#endif
2412 2645
2413/* ------------------------------------------------------------------------- * 2646/* ------------------------------------------------------------------------- *
2414 * CHARACTER SELECTION * 2647 * CHARACTER SELECTION *
2415 * ------------------------------------------------------------------------- */ 2648 * ------------------------------------------------------------------------- */
2416
2417/*
2418 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2419 */
2420/* EXTPROTO */
2421void 2649void
2422rxvt_selection_check(pR_ int check_more) 2650rxvt_term::selection_check (int check_more) NOTHROW
2423{ 2651{
2424 row_col_t pos; 2652 row_col_t pos;
2425 2653
2426 if (!R->selection.op) 2654 if (!selection.op)
2427 return; 2655 return;
2428 2656
2429 pos.row = pos.col = 0; 2657 pos.row = pos.col = 0;
2430 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2658 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2431 || (R->selection.beg.row >= R->TermWin.nrow) 2659 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2432 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2660 || !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 2661 || (check_more == 1
2437 && R->current_screen == R->selection.screen 2662 && current_screen == selection.screen
2438 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2663 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2439 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2664 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2440 || (check_more == 2 2665 || (check_more == 2
2441 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2666 && ROWCOL_IS_BEFORE (selection.beg, pos)
2442 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2667 && ROWCOL_IS_AFTER (selection.end, pos))
2443 || (check_more == 3 2668 || (check_more == 3
2444 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2669 && ROWCOL_IS_AFTER (selection.end, pos))
2445 || (check_more == 4 /* screen width change */ 2670 || (check_more == 4 /* screen width change */
2446 && (R->selection.beg.row != R->selection.end.row 2671 && (selection.beg.row != selection.end.row
2447 || R->selection.end.col > R->TermWin.ncol))) 2672 || selection.end.col > ncol)))
2448 CLEAR_SELECTION(R); 2673 CLEAR_SELECTION ();
2449} 2674}
2450 2675
2451/* ------------------------------------------------------------------------- */ 2676/* ------------------------------------------------------------------------- */
2452/* 2677/*
2453 * Paste a selection direct to the command fd 2678 * Paste a selection direct to the command fd
2454 */ 2679 */
2455void 2680void
2456rxvt_term::paste (const unsigned char *data, unsigned int len) 2681rxvt_term::paste (char *data, unsigned int len) NOTHROW
2457{ 2682{
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 */ 2683 /* convert normal newline chars into common keyboard Return key sequence */
2467 for (i = 0; i < len; i += PROP_SIZE) 2684 for (unsigned int i = 0; i < len; i++)
2468 { 2685 if (data[i] == C0_LF)
2469 n = min (len - i, PROP_SIZE); 2686 data[i] = C0_CR;
2470 MEMCPY (ds, data + i, n);
2471 2687
2472 for (j = 0; j < n; j++) 2688 if (priv_modes & PrivMode_BracketPaste)
2473 if (ds[j] == '\n') 2689 tt_printf ("\e[200~");
2474 ds[j] = '\r';
2475 2690
2476 tt_write (ds, (int)n); 2691 tt_write (data, len);
2477 }
2478 2692
2479 free(ds); 2693 if (priv_modes & PrivMode_BracketPaste)
2694 tt_printf ("\e[201~");
2480} 2695}
2481 2696
2482/* ------------------------------------------------------------------------- */ 2697/* ------------------------------------------------------------------------- */
2483/* 2698/*
2484 * Respond to a notification that a primary selection has been sent 2699 * Respond to a notification that a primary selection has been sent
2485 * EXT: SelectionNotify 2700 * EXT: SelectionNotify
2486 */ 2701 */
2487/* EXTPROTO */ 2702void
2488int
2489rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2703rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2490{ 2704{
2491 long nread = 0; 2705 if (prop == None) /* check for failed XConvertSelection */
2706 {
2707 if ((selection_type & Sel_CompoundText))
2708 {
2709 int selnum = selection_type & Sel_whereMask;
2710
2711 selection_type = 0;
2712 if (selnum != Sel_direct)
2713 selection_request_other (XA_STRING, selnum);
2714 }
2715
2716 if ((selection_type & Sel_UTF8String))
2717 {
2718 int selnum = selection_type & Sel_whereMask;
2719
2720 selection_type = Sel_CompoundText;
2721 if (selnum != Sel_direct)
2722 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2723 else
2724 selection_type = 0;
2725 }
2726
2727 return;
2728 }
2729
2492 unsigned long bytes_after; 2730 unsigned long bytes_after;
2493 XTextProperty ct; 2731 XTextProperty ct;
2494 int dummy_count;
2495 char **cl;
2496 2732
2497 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2733 if (XGetWindowProperty (dpy, win, prop,
2498 2734 0, PROP_SIZE / 4,
2499 if (prop == None) /* check for failed XConvertSelection */ 2735 delete_prop, AnyPropertyType,
2500 { 2736 &ct.encoding, &ct.format,
2501 if ((R->selection_type & Sel_CompoundText)) 2737 &ct.nitems, &bytes_after,
2502 { 2738 &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 } 2739 {
2512 2740 ct.value = 0;
2513 for (;;) 2741 goto bailout;
2514 { 2742 }
2743
2744 if (ct.encoding == None)
2745 goto bailout;
2746
2747 if (bytes_after)
2748 {
2749 // fetch and append remaining data
2750 XTextProperty ct2;
2751
2515 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2752 if (XGetWindowProperty (dpy, win, prop,
2516 (long)(PROP_SIZE / 4), delete_prop, 2753 ct.nitems / 4, (bytes_after + 3) / 4,
2754 delete_prop, AnyPropertyType,
2517 AnyPropertyType, &ct.encoding, &ct.format, 2755 &ct2.encoding, &ct2.format,
2518 &ct.nitems, &bytes_after, 2756 &ct2.nitems, &bytes_after,
2519 &ct.value) != Success) 2757 &ct2.value) != Success)
2520 break; 2758 goto bailout;
2521 2759
2522 if (ct.encoding == 0) 2760 // realloc should be compatible to XFree, here, and elsewhere, too
2523 { 2761 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2524 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2762 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2525 break; 2763 ct.nitems += ct2.nitems;
2526 }
2527 2764
2765 XFree (ct2.value);
2766 }
2767
2528 if (ct.value == NULL) 2768 if (ct.value == 0)
2529 { 2769 goto bailout;
2530 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2531 continue;
2532 }
2533 2770
2771 if (ct.encoding == xa[XA_INCR])
2772 {
2773 // INCR selection, start handshake
2774 if (!delete_prop)
2775 XDeleteProperty (dpy, win, prop);
2776
2777 selection_wait = Sel_incr;
2778 incr_buf_fill = 0;
2779 incr_ev.start (10);
2780
2781 goto bailout;
2782 }
2783
2534 if (ct.nitems == 0) 2784 if (ct.nitems == 0)
2785 {
2786 if (selection_wait == Sel_incr)
2787 {
2788 XFree (ct.value);
2789
2790 // finally complete, now paste the whole thing
2791 selection_wait = Sel_normal;
2792 ct.value = (unsigned char *)incr_buf;
2793 ct.nitems = incr_buf_fill;
2794 incr_buf = 0;
2795 incr_buf_size = 0;
2796 incr_ev.stop ();
2535 { 2797 }
2536 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2798 else
2799 {
2537 if (R->selection_wait == Sel_normal && nread == 0) 2800 if (selection_wait == Sel_normal
2801 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2538 { 2802 {
2539 /* 2803 /*
2540 * pass through again trying CUT_BUFFER0 if we've come from 2804 * pass through again trying CUT_BUFFER0 if we've come from
2541 * XConvertSelection() but nothing was presented 2805 * XConvertSelection () but nothing was presented
2542 */ 2806 */
2543 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2544 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2807 selection_paste (display->root, XA_CUT_BUFFER0, False);
2545 } 2808 }
2546 2809
2547 nread = -1; /* discount any previous stuff */ 2810 goto bailout;
2548 break;
2549 }
2550
2551 nread += ct.nitems;
2552 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2553 &dummy_count) == Success && cl)
2554 { 2811 }
2555 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2812 }
2813 else if (selection_wait == Sel_incr)
2814 {
2815 incr_ev.start (10);
2816
2817 while (incr_buf_fill + ct.nitems > incr_buf_size)
2818 {
2819 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2820 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2821 }
2822
2823 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2824 incr_buf_fill += ct.nitems;
2825
2826 goto bailout;
2827 }
2828
2829 char **cl;
2830 int cr;
2831
2832#if !ENABLE_MINIMAL
2833 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2834 // so recode it manually
2835 if (ct.encoding == xa[XA_UTF8_STRING])
2836 {
2837 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2838 char *s = rxvt_wcstombs (w);
2839 free (w);
2840 // TODO: strlen == only the first element will be converted. well...
2841 paste (s, strlen (s));
2842 free (s);
2843 }
2844 else
2845#endif
2846 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2847 && cl)
2848 {
2849 for (int i = 0; i < cr; i++)
2850 paste (cl[i], strlen (cl[i]));
2851
2556 XFreeStringList (cl); 2852 XFreeStringList (cl);
2557 } 2853 }
2558 else 2854 else
2559 R->paste (ct.value, ct.nitems); 2855 paste ((char *)ct.value, ct.nitems); // paste raw
2560 2856
2561 if (bytes_after == 0) 2857bailout:
2562 break;
2563
2564 XFree (ct.value);
2565 }
2566
2567 if (ct.value)
2568 XFree (ct.value); 2858 XFree (ct.value);
2569 2859
2570 if (R->selection_wait == Sel_normal) 2860 if (selection_wait == Sel_normal)
2571 R->selection_wait = Sel_none; 2861 selection_wait = Sel_none;
2572
2573 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2574 return (int)nread;
2575} 2862}
2576 2863
2577void 2864void
2578rxvt_term::incr_cb (time_watcher &w) 2865rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2579{ 2866{
2580 w.stop ();
2581 selection_wait = Sel_none; 2867 selection_wait = Sel_none;
2582 2868
2869 incr_buf_size = 0;
2870 free (incr_buf);
2871
2583 rxvt_print_error("data loss: timeout on INCR selection paste"); 2872 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2584} 2873}
2585 2874
2586/*
2587 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2588 */
2589/* EXTPROTO */
2590void 2875void
2591rxvt_selection_property(pR_ Window win, Atom prop) 2876rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2592{ 2877{
2593 int reget_time = 0; 2878 if (prop == None || selection_wait != Sel_incr)
2594
2595 if (prop == None)
2596 return; 2879 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 2880
2604 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2881 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} 2882}
2883
2631/* ------------------------------------------------------------------------- */ 2884/* ------------------------------------------------------------------------- */
2632/* 2885/*
2633 * Request the current selection: 2886 * Request the current selection:
2634 * Order: > internal selection if available 2887 * Order: > internal selection if available
2635 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2888 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2636 * > CUT_BUFFER0 2889 * > CUT_BUFFER0
2637 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2890 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2638 * will auto fallback to CUT_BUFFER0 2891 * will auto fallback to CUT_BUFFER0
2639 * EXT: button 2 release 2892 * EXT: button 2 release
2640 */ 2893 */
2641/* EXTPROTO */
2642void 2894void
2643rxvt_selection_request(pR_ Time tm, int x, int y) 2895rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2644{ 2896{
2645 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2897 if (selection.text && selnum == Sel_Primary)
2646 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2898 {
2647 return; /* outside window */ 2899 /* internal selection */
2648 2900 char *str = rxvt_wcstombs (selection.text, selection.len);
2649 if (R->selection.text != NULL) { /* internal selection */ 2901 paste (str, strlen (str));
2650 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2902 free (str);
2651 R->paste (R->selection.text, R->selection.len);
2652 return; 2903 return;
2653 } else { 2904 }
2654 int i; 2905 else
2655 2906 {
2656 R->selection_request_time = tm; 2907 selection_request_time = tm;
2657 R->selection_wait = Sel_normal; 2908 selection_wait = Sel_normal;
2658 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2909
2910#if X_HAVE_UTF8_STRING
2911 selection_type = Sel_UTF8String;
2912 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2913 return;
2914#else
2659 R->selection_type = Sel_CompoundText; 2915 selection_type = Sel_CompoundText;
2660 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2916 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2661 return; 2917 return;
2662 } 2918#endif
2663 } 2919 }
2920
2664 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2921 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); 2922 selection_paste (display->root, XA_CUT_BUFFER0, false);
2667} 2923}
2668 2924
2669/* INTPROTO */
2670int 2925int
2671rxvt_selection_request_other(pR_ Atom target, int selnum) 2926rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2672{ 2927{
2673 Atom sel; 2928 Atom sel;
2674#ifdef DEBUG_SELECT
2675 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2676#endif
2677 2929
2678 R->selection_type |= selnum; 2930 selection_type |= selnum;
2931
2679 if (selnum == Sel_Primary) 2932 if (selnum == Sel_Primary)
2680 sel = XA_PRIMARY; 2933 sel = XA_PRIMARY;
2681 else if (selnum == Sel_Secondary) 2934 else if (selnum == Sel_Secondary)
2682 sel = XA_SECONDARY; 2935 sel = XA_SECONDARY;
2683 else 2936 else
2684 sel = R->xa[XA_CLIPBOARD]; 2937 sel = xa[XA_CLIPBOARD];
2938
2685 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2939 if (XGetSelectionOwner (dpy, sel) != None)
2686 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2940 {
2687 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2941 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2688 R->TermWin.vt, R->selection_request_time); 2942 vt, selection_request_time);
2689 return 1; 2943 return 1;
2690 } 2944 }
2945
2691 return 0; 2946 return 0;
2692} 2947}
2693 2948
2694/* ------------------------------------------------------------------------- */ 2949/* ------------------------------------------------------------------------- */
2695/* 2950/*
2696 * Clear all selected text 2951 * Clear all selected text
2697 * EXT: SelectionClear 2952 * EXT: SelectionClear
2698 */ 2953 */
2699/* EXTPROTO */
2700void 2954void
2701rxvt_selection_clear(pR) 2955rxvt_term::selection_clear () NOTHROW
2702{ 2956{
2703 D_SELECT((stderr, "rxvt_selection_clear()"));
2704
2705 R->want_refresh = 1; 2957 want_refresh = 1;
2706 if (R->selection.text)
2707 free(R->selection.text); 2958 free (selection.text);
2708 R->selection.text = NULL; 2959 selection.text = NULL;
2709 R->selection.len = 0; 2960 selection.len = 0;
2710 CLEAR_SELECTION(R); 2961 CLEAR_SELECTION ();
2962
2963 if (display->selection_owner == this)
2964 display->selection_owner = 0;
2711} 2965}
2712 2966
2713/* ------------------------------------------------------------------------- */ 2967/* ------------------------------------------------------------------------- */
2714/* 2968/*
2715 * Copy a selection into the cut buffer 2969 * Copy a selection into the cut buffer
2716 * EXT: button 1 or 3 release 2970 * EXT: button 1 or 3 release
2717 */ 2971 */
2718/* EXTPROTO */
2719void 2972void
2720rxvt_selection_make(pR_ Time tm) 2973rxvt_term::selection_make (Time tm)
2721{ 2974{
2722 int i, col, end_col, row, end_row; 2975 int i;
2723 unsigned char *new_selection_text; 2976 wchar_t *new_selection_text;
2724 char *str; 2977 text_t *t;
2725 text_t *t;
2726#ifdef ACS_ASCII
2727 rend_t *re;
2728#endif
2729 2978
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) { 2979 switch (selection.op)
2980 {
2732 case SELECTION_CONT: 2981 case SELECTION_CONT:
2733 break; 2982 break;
2734 case SELECTION_INIT: 2983 case SELECTION_INIT:
2735 CLEAR_SELECTION(R); 2984 CLEAR_SELECTION ();
2736 /* FALLTHROUGH */ 2985 /* FALLTHROUGH */
2737 case SELECTION_BEGIN: 2986 case SELECTION_BEGIN:
2738 R->selection.op = SELECTION_DONE; 2987 selection.op = SELECTION_DONE;
2739 /* FALLTHROUGH */ 2988 /* FALLTHROUGH */
2740 default: 2989 default:
2741 return; 2990 return;
2742 } 2991 }
2992
2743 R->selection.op = SELECTION_DONE; 2993 selection.op = SELECTION_DONE;
2744 2994
2745 if (R->selection.clicks == 4) 2995 if (selection.clicks == 4)
2746 return; /* nothing selected, go away */ 2996 return; /* nothing selected, go away */
2747 2997
2998 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2999 return;
3000
2748 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 3001 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2749 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 3002 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2750 3003
2751 new_selection_text = (unsigned char *)str; 3004 int ofs = 0;
3005 int extra = 0;
2752 3006
2753 col = R->selection.beg.col; 3007 int col = selection.beg.col;
2754 MAX_IT(col, 0); 3008 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 3009
3010 int end_col;
3011
2758 for (; row <= end_row; row++, col = 0) 3012 for (; row <= selection.end.row; row++, col = 0)
3013 {
3014#if !ENABLE_MINIMAL
3015 if (selection.rect)
2759 { 3016 {
2760 t = &(R->screen.text[row][col]); 3017 col = selection.beg.col;
2761
2762 end_col = R->screen.tlen[row];
2763
2764 if (end_col == -1)
2765 end_col = R->TermWin.ncol; 3018 end_col = ncol + 1;
3019 }
3020 else
3021#endif
3022 end_col = ROW(row).l;
2766 3023
3024 col = max (col, 0);
3025
2767 if (row == end_row) 3026 if (row == selection.end.row
3027#if !ENABLE_MINIMAL
3028 || selection.rect
3029#endif
3030 )
2768 MIN_IT (end_col, R->selection.end.col); 3031 min_it (end_col, selection.end.col);
2769 3032
3033 t = ROW(row).t + col;
3034
2770 for (; col < end_col; col++) 3035 for (; col < end_col; col++)
3036 {
2771 if (*t == NOCHAR) 3037 if (*t == NOCHAR)
2772 t++; 3038 t++;
3039#if ENABLE_COMBINING
3040 else if (IS_COMPOSE (*t))
3041 {
3042 int len = rxvt_composite.expand (*t, 0);
3043
3044 extra -= (len - 1);
3045
3046 if (extra < 0)
3047 {
3048 extra += i;
3049 i += i;
3050 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3051 }
3052
3053 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3054 }
3055#endif
2773 else 3056 else
2774 { 3057 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 } 3058 }
2783 3059
2784#ifndef NO_OLD_SELECTION 3060#if !ENABLE_MINIMAL
2785 if (R->selection_style == OLD_SELECT) 3061 if (selection.rect)
2786 if (end_col == R->TermWin.ncol) 3062 {
2787 *str++ = '\n'; 3063 while (ofs
3064 && new_selection_text[ofs - 1] != C0_LF
3065 && unicode::is_space (new_selection_text[ofs - 1]))
3066 --ofs;
3067
3068 new_selection_text[ofs++] = C0_LF;
3069 }
3070 else
2788#endif 3071#endif
2789#ifndef NO_NEW_SELECTION 3072 if (!ROW(row).is_longer () && row != selection.end.row)
2790 if (R->selection_style != OLD_SELECT) 3073 new_selection_text[ofs++] = C0_LF;
3074 }
3075
2791 if (end_col != R->selection.end.col) 3076 if (end_col != selection.end.col)
2792 *str++ = '\n'; 3077 new_selection_text[ofs++] = C0_LF;
2793#endif
2794 *str = '\0';
2795 3078
2796 i = str - (char *)new_selection_text; 3079 new_selection_text[ofs] = 0;
3080
2797 if (i == 0) 3081 if (ofs == 0)
2798 { 3082 {
2799 free (new_selection_text); 3083 free (new_selection_text);
2800 return; 3084 return;
2801 } 3085 }
2802 3086
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); 3087 free (selection.text);
2810 3088
2811 R->selection.text = new_selection_text; 3089 // we usually allocate much more than necessary, so realloc it smaller again
3090 selection.len = ofs;
3091 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2812 3092
2813 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3093 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2814 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3094 return;
2815 rxvt_print_error("can't get primary selection"); 3095
2816 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3096 selection_grab (tm);
2817 PropModeReplace, R->selection.text, (int)R->selection.len); 3097}
3098
3099bool
3100rxvt_term::selection_grab (Time tm) NOTHROW
3101{
2818 R->selection_time = tm; 3102 selection_time = tm;
2819 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3103
3104 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3105 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3106 {
3107 display->set_selection_owner (this);
3108 return true;
3109 }
3110 else
3111 {
3112 selection_clear ();
3113 return false;
3114 }
3115
3116#if 0
3117 XTextProperty ct;
3118
3119 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3120 {
3121 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3122 XFree (ct.value);
3123 }
3124#endif
2820} 3125}
2821 3126
2822/* ------------------------------------------------------------------------- */ 3127/* ------------------------------------------------------------------------- */
2823/* 3128/*
2824 * Mark or select text based upon number of clicks: 1, 2, or 3 3129 * Mark or select text based upon number of clicks: 1, 2, or 3
2825 * EXT: button 1 press 3130 * EXT: button 1 press
2826 */ 3131 */
2827void 3132void
2828rxvt_term::selection_click (int clicks, int x, int y) 3133rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2829{ 3134{
2830 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2831
2832 clicks = ((clicks - 1) % 3) + 1; 3135 clicks = ((clicks - 1) % 3) + 1;
2833 selection.clicks = clicks; /* save clicks so extend will work */ 3136 selection.clicks = clicks; /* save clicks so extend will work */
2834 3137
3138 if (clicks == 2 && !selection.rect
3139 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3140 {
3141 MEvent.clicks = 1; // what a mess
3142 selection.screen = current_screen;
3143 selection.op = SELECTION_CONT;
3144 return;
3145 }
3146
2835 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 3147 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2836 3148
2837 if (clicks == 2 || clicks == 3) 3149 if (clicks == 2 || clicks == 3)
2838 rxvt_selection_extend_colrow (this, selection.mark.col, 3150 selection_extend_colrow (selection.mark.col,
2839 selection.mark.row + TermWin.view_start, 3151 selection.mark.row - view_start,
2840 0, /* button 3 */ 3152 0, /* button 3 */
2841 1, /* button press */ 3153 1, /* button press */
2842 0); /* click change */ 3154 0); /* click change */
2843} 3155}
2844 3156
2845/* ------------------------------------------------------------------------- */ 3157/* ------------------------------------------------------------------------- */
2846/* 3158/*
2847 * Mark a selection at the specified col/row 3159 * Mark a selection at the specified col/row
2848 */ 3160 */
2849/* INTPROTO */
2850void 3161void
2851rxvt_selection_start_colrow(pR_ int col, int row) 3162rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2852{ 3163{
2853 R->want_refresh = 1; 3164 want_refresh = 1;
3165
3166 selection.mark.row = row + view_start;
2854 R->selection.mark.col = col; 3167 selection.mark.col = col;
2855 R->selection.mark.row = row - R->TermWin.view_start; 3168
2856 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3169 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2857 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3170 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3171
3172 while (selection.mark.col > 0
3173 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2858 MAX_IT(R->selection.mark.col, 0); 3174 --selection.mark.col;
2859 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2860 3175
2861 if (R->selection.op) { /* clear the old selection */ 3176 if (selection.op)
3177 {
3178 /* clear the old selection */
2862 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3179 selection.beg.row = selection.end.row = selection.mark.row;
2863 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3180 selection.beg.col = selection.end.col = selection.mark.col;
2864 } 3181 }
3182
2865 R->selection.op = SELECTION_INIT; 3183 selection.op = SELECTION_INIT;
2866 R->selection.screen = R->current_screen; 3184 selection.screen = current_screen;
2867} 3185}
2868 3186
2869/* ------------------------------------------------------------------------- */ 3187/* ------------------------------------------------------------------------- */
2870/* 3188/*
2871 * Word select: select text for 2 clicks 3189 * Word select: select text for 2 clicks
2872 * We now only find out the boundary in one direction 3190 * We now only find out the boundary in one direction
2873 */ 3191 */
2874 3192
2875/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3193/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2876#define DELIMIT_TEXT(x) \ 3194#define DELIMIT_TEXT(x) \
2877 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3195 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2878#define DELIMIT_REND(x) 1 3196#define DELIMIT_REND(x) 1
2879 3197
2880/* INTPROTO */
2881void 3198void
2882rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3199rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2883{ 3200{
2884 int col, row, dirnadd, tcol, trow, w1, w2; 3201 int col, row, dirnadd, tcol, trow, w1, w2;
2885 row_col_t bound; 3202 row_col_t bound;
2886 text_t *stp; 3203 text_t *stp;
2887 rend_t *srp; 3204 rend_t *srp;
2888 3205
2889 if (dirn == UP) { 3206 if (dirn == UP)
2890 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3207 {
3208 bound.row = top_row - 1;
2891 bound.col = 0; 3209 bound.col = 0;
2892 dirnadd = -1; 3210 dirnadd = -1;
2893 } else { 3211 }
2894 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3212 else
3213 {
3214 bound.row = nrow;
2895 bound.col = R->TermWin.ncol - 1; 3215 bound.col = ncol - 1;
2896 dirnadd = 1; 3216 dirnadd = 1;
2897 } 3217 }
2898 row = mark->row + R->TermWin.saveLines; 3218
3219 row = mark->row;
2899 col = mark->col; 3220 col = max (mark->col, 0);
2900 MAX_IT(col, 0); 3221
2901/* find the edge of a word */ 3222 /* find the edge of a word */
2902 stp = &(R->screen.text[row][col]); 3223 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2903 w1 = DELIMIT_TEXT(*stp); 3224 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2904 3225
2905 if (R->selection_style != NEW_SELECT) { 3226 for (;;)
2906 if (w1 == 1) { 3227 {
3228 for (; col != bound.col; col += dirnadd)
3229 {
2907 stp += dirnadd; 3230 stp += dirnadd;
2908 if (DELIMIT_TEXT(*stp) == 1)
2909 goto Old_Word_Selection_You_Die;
2910 col += dirnadd;
2911 }
2912 w1 = 0;
2913 }
2914 srp = (&R->screen.rend[row][col]);
2915 w2 = DELIMIT_REND(*srp);
2916
2917 for (;;) {
2918 for (; col != bound.col; col += dirnadd) {
2919 stp += dirnadd; 3231 srp += dirnadd;
3232
3233 if (*stp == NOCHAR)
3234 continue;
3235
2920 if (DELIMIT_TEXT(*stp) != w1) 3236 if (DELIMIT_TEXT (*stp) != w1)
3237 break;
3238 if (DELIMIT_REND (*srp) != w2)
3239 break;
3240 }
3241
3242 if ((col == bound.col) && (row != bound.row))
3243 {
3244 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3245 {
3246 trow = row + dirnadd;
3247 tcol = dirn == UP ? ncol - 1 : 0;
3248
3249 if (!ROW(trow).t)
2921 break; 3250 break;
2922 srp += dirnadd; 3251
2923 if (DELIMIT_REND(*srp) != w2) 3252 stp = ROW(trow).t + tcol;
3253 srp = ROW(trow).r + tcol;
3254
3255 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2924 break; 3256 break;
2925 } 3257
2926 if ((col == bound.col) && (row != bound.row)) {
2927 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2928 trow = row + dirnadd;
2929 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2930 if (R->screen.text[trow] == NULL)
2931 break;
2932 stp = &(R->screen.text[trow][tcol]);
2933 srp = &(R->screen.rend[trow][tcol]);
2934 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2935 break;
2936 row = trow; 3258 row = trow;
2937 col = tcol; 3259 col = tcol;
2938 continue; 3260 continue;
2939 } 3261 }
2940 } 3262 }
2941 break; 3263 break;
2942 } 3264 }
2943 Old_Word_Selection_You_Die:
2944 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));
2945 3265
2946 if (dirn == DN) 3266 if (dirn == DN)
2947 col++; /* put us on one past the end */ 3267 col++; /* put us on one past the end */
2948 3268
2949/* Poke the values back in */ 3269 /* Poke the values back in */
2950 ret->row = row - R->TermWin.saveLines; 3270 ret->row = row;
2951 ret->col = col; 3271 ret->col = col;
2952} 3272}
2953 3273
2954/* ------------------------------------------------------------------------- */ 3274/* ------------------------------------------------------------------------- */
2955/* 3275/*
2956 * Extend the selection to the specified x/y pixel location 3276 * Extend the selection to the specified x/y pixel location
… …
2958 * flag == 0 ==> button 1 3278 * flag == 0 ==> button 1
2959 * flag == 1 ==> button 3 press 3279 * flag == 1 ==> button 3 press
2960 * flag == 2 ==> button 3 motion 3280 * flag == 2 ==> button 3 motion
2961 */ 3281 */
2962void 3282void
2963rxvt_term::selection_extend (int x, int y, int flag) 3283rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2964{ 3284{
2965 int col, row; 3285 int col = clamp (Pixel2Col (x), 0, ncol);
3286 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2966 3287
2967 col = Pixel2Col(x);
2968 row = Pixel2Row(y);
2969 MAX_IT(row, 0);
2970 MIN_IT(row, (int)TermWin.nrow - 1);
2971 MAX_IT(col, 0);
2972 MIN_IT(col, (int)TermWin.ncol);
2973
2974#ifndef NO_NEW_SELECTION
2975 /* 3288 /*
2976 * If we're selecting characters (single click) then we must check first 3289 * If we're selecting characters (single click) then we must check first
2977 * if we are at the same place as the original mark. If we are then 3290 * if we are at the same place as the original mark. If we are then
2978 * select nothing. Otherwise, if we're to the right of the mark, you have to 3291 * select nothing. Otherwise, if we're to the right of the mark, you have to
2979 * be _past_ a character for it to be selected. 3292 * be _past_ a character for it to be selected.
2980 */ 3293 */
2981 if (selection_style != OLD_SELECT)
2982 {
2983 if (((selection.clicks % 3) == 1) && !flag 3294 if (((selection.clicks % 3) == 1) && !flag
2984 && (col == selection.mark.col 3295 && (col == selection.mark.col
2985 && (row == selection.mark.row + TermWin.view_start))) 3296 && (row == selection.mark.row - view_start)))
2986 { 3297 {
2987 /* select nothing */ 3298 /* select nothing */
2988 selection.beg.row = selection.end.row = 0; 3299 selection.beg.row = selection.end.row = 0;
2989 selection.beg.col = selection.end.col = 0; 3300 selection.beg.col = selection.end.col = 0;
2990 selection.clicks = 4; 3301 selection.clicks = 4;
2991 want_refresh = 1; 3302 want_refresh = 1;
2992 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2993 return; 3303 return;
2994 }
2995 } 3304 }
2996#endif 3305
2997 if (selection.clicks == 4) 3306 if (selection.clicks == 4)
2998 selection.clicks = 1; 3307 selection.clicks = 1;
2999 3308
3000 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3309 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3001 flag == 1 ? 1 : 0, /* ? button press */ 3310 flag == 1 ? 1 : 0, /* ? button press */
3002 0); /* no click change */ 3311 0); /* no click change */
3003} 3312}
3004 3313
3005/* ------------------------------------------------------------------------- */ 3314/* ------------------------------------------------------------------------- */
3006/* 3315/*
3007 * Extend the selection to the specified col/row 3316 * Extend the selection to the specified col/row
3008 */ 3317 */
3009/* INTPROTO */
3010void 3318void
3011rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3319rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3012{ 3320{
3013 int16_t ncol = R->TermWin.ncol;
3014 int end_col;
3015 row_col_t pos; 3321 row_col_t pos;
3016 enum { 3322 enum {
3017 LEFT, RIGHT 3323 LEFT, RIGHT
3018 } closeto = RIGHT; 3324 } closeto = RIGHT;
3019 3325
3020 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));
3021 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));
3022
3023 R->want_refresh = 1; 3326 want_refresh = 1;
3327
3024 switch (R->selection.op) { 3328 switch (selection.op)
3329 {
3025 case SELECTION_INIT: 3330 case SELECTION_INIT:
3026 CLEAR_SELECTION(R); 3331 CLEAR_SELECTION ();
3027 R->selection.op = SELECTION_BEGIN; 3332 selection.op = SELECTION_BEGIN;
3028 /* FALLTHROUGH */ 3333 /* FALLTHROUGH */
3029 case SELECTION_BEGIN: 3334 case SELECTION_BEGIN:
3030 if (row != R->selection.mark.row || col != R->selection.mark.col 3335 if (row != selection.mark.row || col != selection.mark.col
3031 || (!button3 && buttonpress)) 3336 || (!button3 && buttonpress))
3032 R->selection.op = SELECTION_CONT; 3337 selection.op = SELECTION_CONT;
3033 break; 3338 break;
3034 case SELECTION_DONE: 3339 case SELECTION_DONE:
3035 R->selection.op = SELECTION_CONT; 3340 selection.op = SELECTION_CONT;
3036 /* FALLTHROUGH */ 3341 /* FALLTHROUGH */
3037 case SELECTION_CONT: 3342 case SELECTION_CONT:
3038 break; 3343 break;
3039 case SELECTION_CLEAR: 3344 case SELECTION_CLEAR:
3040 rxvt_selection_start_colrow(aR_ col, row); 3345 selection_start_colrow (col, row);
3041 /* FALLTHROUGH */ 3346 /* FALLTHROUGH */
3042 default: 3347 default:
3043 return; 3348 return;
3044 } 3349 }
3350
3045 if (R->selection.beg.col == R->selection.end.col 3351 if (selection.beg.col == selection.end.col
3046 && R->selection.beg.col != R->selection.mark.col 3352 && selection.beg.col != selection.mark.col
3047 && R->selection.beg.row == R->selection.end.row 3353 && selection.beg.row == selection.end.row
3048 && R->selection.beg.row != R->selection.mark.row) { 3354 && selection.beg.row != selection.mark.row)
3355 {
3049 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3356 selection.beg.col = selection.end.col = selection.mark.col;
3050 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3357 selection.beg.row = selection.end.row = selection.mark.row;
3051 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));
3052 } 3358 }
3053 3359
3054 pos.col = col; 3360 pos.col = col;
3055 pos.row = row; 3361 pos.row = view_start + row;
3056 3362
3057 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3363 /*
3058 3364 * This is mainly xterm style selection with a couple of differences, mainly
3059#ifndef NO_OLD_SELECTION 3365 * in the way button3 drag extension works.
3060/* 3366 * We're either doing: button1 drag; button3 press; or button3 drag
3061 * This mimics some of the selection behaviour of version 2.20 and before. 3367 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3062 * There are no ``selection modes'', button3 is always character extension. 3368 * is always at the left/right edge of the selection.
3063 * Note: button3 drag is always available, c.f. v2.20 3369 * b) button3 press: extend/contract character/word/line at whichever edge of
3064 * Selection always terminates (left or right as appropriate) at the mark. 3370 * the selection we are closest to.
3371 * c) button3 drag : extend/contract character/word/line - we select around
3372 * a point/word/line which is either the start or end of the selection
3373 * and it was decided by whichever point/word/line was `fixed' at the
3374 * time of the most recent button3 press
3065 */ 3375 */
3066 if (R->selection_style == OLD_SELECT) { 3376 if (button3 && buttonpress)
3067 if (R->selection.clicks == 1 || button3) { 3377 {
3068 if (R->hate_those_clicks) { 3378 /* button3 press */
3069 R->hate_those_clicks = 0; 3379 /*
3070 if (R->selection.clicks == 1) { 3380 * first determine which edge of the selection we are closest to
3071 R->selection.beg.row = R->selection.mark.row; 3381 */
3072 R->selection.beg.col = R->selection.mark.col; 3382 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3073 } else { 3383 || (!ROWCOL_IS_AFTER (pos, selection.end)
3384 && (((pos.col - selection.beg.col)
3385 + ((pos.row - selection.beg.row) * ncol))
3386 < ((selection.end.col - pos.col)
3387 + ((selection.end.row - pos.row) * ncol)))))
3388 closeto = LEFT;
3389
3390 if (closeto == LEFT)
3391 {
3392 selection.beg.row = pos.row;
3393 selection.beg.col = pos.col;
3394 selection.mark.row = selection.end.row;
3395 selection.mark.col = selection.end.col - (selection.clicks == 2);
3396 }
3397 else
3398 {
3399 selection.end.row = pos.row;
3400 selection.end.col = pos.col;
3074 R->selection.mark.row = R->selection.beg.row; 3401 selection.mark.row = selection.beg.row;
3075 R->selection.mark.col = R->selection.beg.col; 3402 selection.mark.col = selection.beg.col;
3403 }
3404 }
3405 else
3406 {
3407 /* button1 drag or button3 drag */
3408 if (ROWCOL_IS_AFTER (selection.mark, pos))
3409 {
3410 if (selection.mark.row == selection.end.row
3411 && selection.mark.col == selection.end.col
3412 && clickchange
3413 && selection.clicks == 2)
3414 selection.mark.col--;
3415
3416 selection.beg.row = pos.row;
3417 selection.beg.col = pos.col;
3418 selection.end.row = selection.mark.row;
3419 selection.end.col = selection.mark.col + (selection.clicks == 2);
3420 }
3421 else
3422 {
3423 selection.beg.row = selection.mark.row;
3424 selection.beg.col = selection.mark.col;
3425 selection.end.row = pos.row;
3426 selection.end.col = pos.col;
3427 }
3428 }
3429
3430 if (selection.clicks == 1)
3431 {
3432 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3433 && !ROW(selection.beg.row).is_longer ()
3434#if !ENABLE_MINIMAL
3435 && !selection.rect
3436#endif
3437 )
3438 selection.beg.col = ncol;
3439
3440 if (
3441 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3442 && !ROW(selection.end.row).is_longer ()
3443#if !ENABLE_MINIMAL
3444 && !selection.rect
3445#endif
3446 )
3447 selection.end.col = ncol;
3448 }
3449 else if (selection.clicks == 2)
3450 {
3451 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3452 selection.end.col--;
3453
3454 selection_delimit_word (UP, &selection.beg, &selection.beg);
3455 selection_delimit_word (DN, &selection.end, &selection.end);
3456 }
3457 else if (selection.clicks == 3)
3458 {
3459#if ENABLE_FRILLS
3460 if (option (Opt_tripleclickwords))
3461 {
3462 selection_delimit_word (UP, &selection.beg, &selection.beg);
3463
3464 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3465 {
3466 if (!ROW(end_row).is_longer ())
3467 {
3468 selection.end.row = end_row;
3469 selection.end.col = ROW(end_row).l;
3470# if !ENABLE_MINIMAL
3471 selection_remove_trailing_spaces ();
3472# endif
3473 break;
3076 } 3474 }
3077 } 3475 }
3078 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3079 R->selection.end.row = R->selection.mark.row;
3080 R->selection.end.col = R->selection.mark.col + 1;
3081 R->selection.beg.row = pos.row;
3082 R->selection.beg.col = pos.col;
3083 } else {
3084 R->selection.beg.row = R->selection.mark.row;
3085 R->selection.beg.col = R->selection.mark.col;
3086 R->selection.end.row = pos.row;
3087 R->selection.end.col = pos.col + 1;
3088 } 3476 }
3089 } else if (R->selection.clicks == 2) { 3477 else
3090 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3478#endif
3091 &(R->selection.beg)); 3479 {
3092 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3480 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3093 &(R->selection.end)); 3481 selection.mark.col++;
3094 R->hate_those_clicks = 1; 3482
3095 } else if (R->selection.clicks == 3) {
3096 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3097 R->selection.beg.col = 0; 3483 selection.beg.col = 0;
3098 R->selection.end.col = ncol; 3484 selection.end.col = ncol;
3099 R->hate_those_clicks = 1; 3485
3100 } 3486 // select a complete logical line
3101 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)); 3487 while (selection.beg.row > -saveLines
3102 return; 3488 && ROW(selection.beg.row - 1).is_longer ())
3103 } 3489 selection.beg.row--;
3104#endif /* ! NO_OLD_SELECTION */ 3490
3105#ifndef NO_NEW_SELECTION 3491 while (selection.end.row < nrow
3106/* selection_style must not be OLD_SELECT to get here */ 3492 && ROW(selection.end.row).is_longer ())
3107/* 3493 selection.end.row++;
3108 * This is mainly xterm style selection with a couple of differences, mainly
3109 * in the way button3 drag extension works.
3110 * We're either doing: button1 drag; button3 press; or button3 drag
3111 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3112 * is always at the left/right edge of the R->selection.
3113 * b) button3 press: extend/contract character/word/line at whichever edge of
3114 * the selection we are closest to.
3115 * c) button3 drag : extend/contract character/word/line - we select around
3116 * a point/word/line which is either the start or end of the selection
3117 * and it was decided by whichever point/word/line was `fixed' at the
3118 * time of the most recent button3 press
3119 */
3120 if (button3 && buttonpress) { /* button3 press */
3121 /* 3494 }
3122 * first determine which edge of the selection we are closest to 3495 }
3123 */ 3496
3124 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3497 if (button3 && buttonpress)
3125 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3498 {
3126 && (((pos.col - R->selection.beg.col) 3499 /* mark may need to be changed */
3127 + ((pos.row - R->selection.beg.row) * ncol))
3128 < ((R->selection.end.col - pos.col)
3129 + ((R->selection.end.row - pos.row) * ncol)))))
3130 closeto = LEFT;
3131 if (closeto == LEFT) { 3500 if (closeto == LEFT)
3132 R->selection.beg.row = pos.row; 3501 {
3133 R->selection.beg.col = pos.col;
3134 R->selection.mark.row = R->selection.end.row; 3502 selection.mark.row = selection.end.row;
3135 R->selection.mark.col = R->selection.end.col 3503 selection.mark.col = selection.end.col - (selection.clicks == 2);
3136 - (R->selection.clicks == 2); 3504 }
3137 } else { 3505 else
3138 R->selection.end.row = pos.row; 3506 {
3139 R->selection.end.col = pos.col;
3140 R->selection.mark.row = R->selection.beg.row; 3507 selection.mark.row = selection.beg.row;
3141 R->selection.mark.col = R->selection.beg.col; 3508 selection.mark.col = selection.beg.col;
3142 }
3143 } else { /* button1 drag or button3 drag */
3144 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3145 if ((R->selection.mark.row == R->selection.end.row)
3146 && (R->selection.mark.col == R->selection.end.col)
3147 && clickchange && R->selection.clicks == 2)
3148 R->selection.mark.col--;
3149 R->selection.beg.row = pos.row;
3150 R->selection.beg.col = pos.col;
3151 R->selection.end.row = R->selection.mark.row;
3152 R->selection.end.col = R->selection.mark.col
3153 + (R->selection.clicks == 2);
3154 } else {
3155 R->selection.beg.row = R->selection.mark.row;
3156 R->selection.beg.col = R->selection.mark.col;
3157 R->selection.end.row = pos.row;
3158 R->selection.end.col = pos.col;
3159 }
3160 }
3161
3162 if (R->selection.clicks == 1) {
3163 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3164 if (end_col != -1 && R->selection.beg.col > end_col) {
3165#if 1
3166 R->selection.beg.col = ncol;
3167#else
3168 if (R->selection.beg.row != R->selection.end.row)
3169 R->selection.beg.col = ncol;
3170 else
3171 R->selection.beg.col = R->selection.mark.col;
3172#endif
3173 }
3174 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3175 if (end_col != -1 && R->selection.end.col > end_col)
3176 R->selection.end.col = ncol;
3177
3178 } else if (R->selection.clicks == 2) {
3179 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3180 R->selection.end.col--;
3181 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3182 &(R->selection.beg));
3183 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3184 &(R->selection.end));
3185 } else if (R->selection.clicks == 3) {
3186#ifndef NO_FRILLS
3187 if ((R->Options & Opt_tripleclickwords)) {
3188 int end_row;
3189
3190 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3191 &(R->selection.beg));
3192 end_row = R->screen.tlen[R->selection.mark.row
3193 + R->TermWin.saveLines];
3194 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3195 end_row++) {
3196 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3197 if (end_col != -1) {
3198 R->selection.end.row = end_row;
3199 R->selection.end.col = end_col;
3200 rxvt_selection_remove_trailing_spaces(aR);
3201 break;
3202 }
3203 }
3204 } else
3205#endif
3206 { 3509 }
3207 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3208 R->selection.mark.col++;
3209 R->selection.beg.col = 0;
3210 R->selection.end.col = ncol;
3211 }
3212 } 3510 }
3213 if (button3 && buttonpress) { /* mark may need to be changed */
3214 if (closeto == LEFT) {
3215 R->selection.mark.row = R->selection.end.row;
3216 R->selection.mark.col = R->selection.end.col
3217 - (R->selection.clicks == 2);
3218 } else {
3219 R->selection.mark.row = R->selection.beg.row;
3220 R->selection.mark.col = R->selection.beg.col;
3221 }
3222 }
3223 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));
3224#endif /* ! NO_NEW_SELECTION */
3225}
3226 3511
3227#ifndef NO_FRILLS 3512#if !ENABLE_MINIMAL
3228/* INTPROTO */ 3513 if (selection.rect && selection.beg.col > selection.end.col)
3514 ::swap (selection.beg.col, selection.end.col);
3515#endif
3516}
3517
3518#if !ENABLE_MINIMAL
3229void 3519void
3230rxvt_selection_remove_trailing_spaces(pR) 3520rxvt_term::selection_remove_trailing_spaces () NOTHROW
3231{ 3521{
3232 int32_t end_col, end_row; 3522 int32_t end_col, end_row;
3233 text_t *stp; 3523 text_t *stp;
3234 3524
3235 end_col = R->selection.end.col; 3525 end_col = selection.end.col;
3236 end_row = R->selection.end.row; 3526 end_row = selection.end.row;
3527
3237 for ( ; end_row >= R->selection.beg.row; ) { 3528 for (; end_row >= selection.beg.row; )
3238 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3529 {
3530 stp = ROW(end_row).t;
3531
3239 while (--end_col >= 0) { 3532 while (--end_col >= 0)
3240 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3241 break;
3242 } 3533 {
3243 if (end_col >= 0 3534 if (stp[end_col] != NOCHAR
3244 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3535 && !unicode::is_space (stp[end_col]))
3245 R->selection.end.col = end_col + 1;
3246 R->selection.end.row = end_row;
3247 break; 3536 break;
3248 } 3537 }
3538
3539 if (end_col >= 0
3540 || !ROW(end_row - 1).is_longer ())
3541 {
3542 selection.end.col = end_col + 1;
3543 selection.end.row = end_row;
3544 break;
3545 }
3546
3249 end_row--; 3547 end_row--;
3250 end_col = R->TermWin.ncol; 3548 end_col = ncol;
3251 } 3549 }
3550
3252 if (R->selection.mark.row > R->selection.end.row) { 3551 if (selection.mark.row > selection.end.row)
3552 {
3253 R->selection.mark.row = R->selection.end.row; 3553 selection.mark.row = selection.end.row;
3254 R->selection.mark.col = R->selection.end.col; 3554 selection.mark.col = selection.end.col;
3555 }
3255 } else if (R->selection.mark.row == R->selection.end.row 3556 else if (selection.mark.row == selection.end.row
3256 && R->selection.mark.col > R->selection.end.col) 3557 && selection.mark.col > selection.end.col)
3257 R->selection.mark.col = R->selection.end.col; 3558 selection.mark.col = selection.end.col;
3258} 3559}
3259#endif 3560#endif
3260 3561
3261/* ------------------------------------------------------------------------- */ 3562/* ------------------------------------------------------------------------- */
3262/* 3563/*
3263 * Double click on button 3 when already selected 3564 * Double click on button 3 when already selected
3264 * EXT: button 3 double click 3565 * EXT: button 3 double click
3265 */ 3566 */
3266void 3567void
3267rxvt_term::selection_rotate (int x, int y) 3568rxvt_term::selection_rotate (int x, int y) NOTHROW
3268{ 3569{
3269 selection.clicks = selection.clicks % 3 + 1; 3570 selection.clicks = selection.clicks % 3 + 1;
3270 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3571 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3271} 3572}
3272
3273/* ------------------------------------------------------------------------- */
3274/*
3275 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3276 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3277 * the X11 protocol.
3278 */
3279typedef CARD32 Atom32;
3280 3573
3281/* ------------------------------------------------------------------------- */ 3574/* ------------------------------------------------------------------------- */
3282/* 3575/*
3283 * Respond to a request for our current selection 3576 * Respond to a request for our current selection
3284 * EXT: SelectionRequest 3577 * EXT: SelectionRequest
3285 */ 3578 */
3286/* EXTPROTO */
3287void 3579void
3288rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3580rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3289{ 3581{
3290 XSelectionEvent ev; 3582 XSelectionEvent ev;
3583
3584 ev.type = SelectionNotify;
3585 ev.property = None;
3586 ev.display = rq.display;
3587 ev.requestor = rq.requestor;
3588 ev.selection = rq.selection;
3589 ev.target = rq.target;
3590 ev.time = rq.time;
3591
3592 if (rq.target == xa[XA_TARGETS])
3593 {
3594 Atom target_list[6];
3595 Atom *target = target_list;
3596
3597 *target++ = xa[XA_TARGETS];
3598 *target++ = xa[XA_TIMESTAMP];
3599 *target++ = XA_STRING;
3600 *target++ = xa[XA_TEXT];
3601 *target++ = xa[XA_COMPOUND_TEXT];
3602#if X_HAVE_UTF8_STRING
3603 *target++ = xa[XA_UTF8_STRING];
3604#endif
3605
3606 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3607 32, PropModeReplace,
3608 (unsigned char *)target_list, target - target_list);
3609 ev.property = rq.property;
3610 }
3611#if TODO // TODO
3612 else if (rq.target == xa[XA_MULTIPLE])
3613 {
3614 /* TODO: Handle MULTIPLE */
3615 }
3616#endif
3617 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3618 {
3619 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3620 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3621 ev.property = rq.property;
3622 }
3623 else if (rq.target == XA_STRING
3624 || rq.target == xa[XA_TEXT]
3625 || rq.target == xa[XA_COMPOUND_TEXT]
3626 || rq.target == xa[XA_UTF8_STRING]
3627 )
3628 {
3629 XTextProperty ct;
3630 Atom target = rq.target;
3631 short freect = 0;
3632 int selectlen;
3633 wchar_t *cl;
3634 enum {
3635 enc_string = XStringStyle,
3636 enc_text = XStdICCTextStyle,
3637 enc_compound_text = XCompoundTextStyle,
3638#ifdef X_HAVE_UTF8_STRING
3639 enc_utf8 = XUTF8StringStyle,
3640#else
3641 enc_utf8 = -1,
3642#endif
3643 } style;
3644
3645 if (target == XA_STRING)
3646 // we actually don't do XA_STRING, but who cares, as i18n clients
3647 // will ask for another format anyways.
3648 style = enc_string;
3649 else if (target == xa[XA_TEXT])
3650 style = enc_text;
3651 else if (target == xa[XA_COMPOUND_TEXT])
3652 style = enc_compound_text;
3653#if !ENABLE_MINIMAL
3654 else if (target == xa[XA_UTF8_STRING])
3655 style = enc_utf8;
3656#endif
3657 else
3658 {
3659 target = xa[XA_COMPOUND_TEXT];
3660 style = enc_compound_text;
3661 }
3662
3663 if (selection.text)
3664 {
3665 cl = selection.text;
3666 selectlen = selection.len;
3667 }
3668 else
3669 {
3670 cl = L"";
3671 selectlen = 0;
3672 }
3673
3674#if !ENABLE_MINIMAL
3675 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3676 // so recode it manually
3677 if (style == enc_utf8)
3678 {
3679 freect = 1;
3680 ct.encoding = target;
3681 ct.format = 8;
3682 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3683 ct.nitems = strlen ((char *)ct.value);
3684 }
3685 else
3686#endif
3687 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3688 freect = 1;
3689 else
3690 {
3691 /* if we failed to convert then send it raw */
3692 ct.value = (unsigned char *)cl;
3693 ct.nitems = selectlen;
3694 ct.encoding = target;
3695 }
3696
3697 XChangeProperty (dpy, rq.requestor, rq.property,
3698 ct.encoding, 8, PropModeReplace,
3699 ct.value, (int)ct.nitems);
3700 ev.property = rq.property;
3701
3702 if (freect)
3703 XFree (ct.value);
3704 }
3705
3706 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3707}
3708
3709/* ------------------------------------------------------------------------- */
3291#ifdef USE_XIM 3710#ifdef USE_XIM
3292 Atom32 target_list[4];
3293#else
3294 Atom32 target_list[3];
3295#endif
3296 Atom target;
3297 XTextProperty ct;
3298 XICCEncodingStyle style;
3299 char *cl[2], dummy[1];
3300
3301 ev.type = SelectionNotify;
3302 ev.property = None;
3303 ev.display = rq->display;
3304 ev.requestor = rq->requestor;
3305 ev.selection = rq->selection;
3306 ev.target = rq->target;
3307 ev.time = rq->time;
3308
3309 if (rq->target == R->xa[XA_TARGETS]) {
3310 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3311 target_list[1] = (Atom32) XA_STRING;
3312 target_list[2] = (Atom32) R->xa[XA_TEXT];
3313#ifdef USE_XIM
3314 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3315#endif
3316 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3317 (8 * sizeof(target_list[0])), PropModeReplace,
3318 (unsigned char *)target_list,
3319 (sizeof(target_list) / sizeof(target_list[0])));
3320 ev.property = rq->property;
3321 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3322 /* TODO: Handle MULTIPLE */
3323 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3324 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3325 (8 * sizeof(Time)), PropModeReplace,
3326 (unsigned char *)&R->selection_time, 1);
3327 ev.property = rq->property;
3328 } else if (rq->target == XA_STRING
3329 || rq->target == R->xa[XA_COMPOUND_TEXT]
3330 || rq->target == R->xa[XA_TEXT]) {
3331#ifdef USE_XIM
3332 short freect = 0;
3333#endif
3334 int selectlen;
3335
3336#ifdef USE_XIM
3337 if (rq->target != XA_STRING) {
3338 target = R->xa[XA_COMPOUND_TEXT];
3339 style = (rq->target == R->xa[XA_COMPOUND_TEXT])
3340 ? XCompoundTextStyle : XStdICCTextStyle;
3341 } else
3342#endif
3343 {
3344 target = XA_STRING;
3345 style = XStringStyle;
3346 }
3347 if (R->selection.text) {
3348 cl[0] = (char *)R->selection.text;
3349 selectlen = R->selection.len;
3350 } else {
3351 cl[0] = dummy;
3352 *dummy = '\0';
3353 selectlen = 0;
3354 }
3355#ifdef USE_XIM
3356 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3357 == Success) /* if we failed to convert then send it raw */
3358 freect = 1;
3359 else
3360#endif
3361 {
3362 ct.value = (unsigned char *)cl[0];
3363 ct.nitems = selectlen;
3364 }
3365 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3366 target, 8, PropModeReplace,
3367 ct.value, (int)ct.nitems);
3368 ev.property = rq->property;
3369#ifdef USE_XIM
3370 if (freect)
3371 XFree(ct.value);
3372#endif
3373 }
3374 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev);
3375}
3376
3377/* ------------------------------------------------------------------------- *
3378 * MOUSE ROUTINES *
3379 * ------------------------------------------------------------------------- */
3380
3381/*
3382 * return col/row values corresponding to x/y pixel values
3383 */
3384void 3711void
3385rxvt_term::pixel_position (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/* ------------------------------------------------------------------------- */
3394#ifdef USE_XIM
3395void
3396rxvt_term::set_position (XPoint *pos) 3712rxvt_term::im_set_position (XPoint &pos) NOTHROW
3397{ 3713{
3398 XWindowAttributes xwa; 3714 XWindowAttributes xwa;
3399 3715
3400 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3716 XGetWindowAttributes (dpy, vt, &xwa);
3717
3401 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3718 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3402 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3719 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3403} 3720}
3404
3405#endif 3721#endif
3406/* ------------------------------------------------------------------------- */ 3722
3407 3723#if ENABLE_OVERLAY
3724void
3725rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3726{
3727 if (nrow < 1 || ncol < 1)
3728 return;
3729
3730 want_refresh = 1;
3731
3732 scr_overlay_off ();
3733
3734 if (x < 0) x = ncol - w;
3735 if (y < 0) y = nrow - h;
3736
3737 // make space for border
3738 w += 2; min_it (w, ncol);
3739 h += 2; min_it (h, nrow);
3740
3741 x -= 1; clamp_it (x, 0, ncol - w);
3742 y -= 1; clamp_it (y, 0, nrow - h);
3743
3744 ov.x = x; ov.y = y;
3745 ov.w = w; ov.h = h;
3746
3747 ov.text = new text_t *[h];
3748 ov.rend = new rend_t *[h];
3749
3750 for (y = 0; y < h; y++)
3751 {
3752 text_t *tp = ov.text[y] = new text_t[w];
3753 rend_t *rp = ov.rend[y] = new rend_t[w];
3754
3755 text_t t0, t1, t2;
3756 rend_t r = OVERLAY_RSTYLE;
3757
3758 if (y == 0)
3759 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3760 else if (y < h - 1)
3761 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3762 else
3763 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3764
3765 *tp++ = t0;
3766 *rp++ = r;
3767
3768 for (x = w - 2; x > 0; --x)
3769 {
3770 *tp++ = t1;
3771 *rp++ = r;
3772 }
3773
3774 *tp = t2;
3775 *rp = r;
3776 }
3777}
3778
3779void
3780rxvt_term::scr_overlay_off () NOTHROW
3781{
3782 if (!ov.text)
3783 return;
3784
3785 want_refresh = 1;
3786
3787 for (int y = 0; y < ov.h; y++)
3788 {
3789 delete [] ov.text[y];
3790 delete [] ov.rend[y];
3791 }
3792
3793 delete [] ov.text; ov.text = 0;
3794 delete [] ov.rend; ov.rend = 0;
3795}
3796
3797void
3798rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3799{
3800 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3801 return;
3802
3803 x++, y++;
3804
3805 ov.text[y][x] = text;
3806 ov.rend[y][x] = rend;
3807}
3808
3809void
3810rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3811{
3812 while (*s)
3813 scr_overlay_set (x++, y, *s++);
3814}
3815
3816void
3817rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3818{
3819 while (*s)
3820 {
3821 text_t t = *s++;
3822 int width = WCWIDTH (t);
3823
3824 while (width--)
3825 {
3826 scr_overlay_set (x++, y, t);
3827 t = NOCHAR;
3828 }
3829 }
3830}
3831
3832void
3833rxvt_term::scr_swap_overlay () NOTHROW
3834{
3835 if (!ov.text)
3836 return;
3837
3838 // hide cursor if it is within the overlay area
3839 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3840 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3841 screen.flags &= ~Screen_VisibleCursor;
3842
3843 // swap screen mem with overlay
3844 for (int y = ov.h; y--; )
3845 {
3846 text_t *t1 = ov.text[y];
3847 rend_t *r1 = ov.rend[y];
3848
3849 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3850 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3851
3852 for (int x = ov.w; x--; )
3853 {
3854 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3855 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3856 }
3857 }
3858}
3859
3860#endif
3408/* ------------------------------------------------------------------------- * 3861/* ------------------------------------------------------------------------- */
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 3862
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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