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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.16 by pcg, Fri Jan 16 22:11:09 2004 UTC vs.
Revision 1.324 by root, Wed Nov 5 00:01:01 2008 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.16 2004/01/16 22:11:09 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; 163 scr_soft_reset ();
155 unsigned int p, q;
156 int k;
157 rend_t setrstyle;
158 164
159 D_SCREEN((stderr, "rxvt_scr_reset()"));
160
161 TermWin.view_start = 0; 165 view_start = 0;
162 num_scr = 0; 166 num_scr = 0;
163 167
164 if (TermWin.ncol == 0) 168 if (ncol == 0)
165 TermWin.ncol = 80; 169 ncol = 80;
166 170
167 if (TermWin.nrow == 0) 171 if (nrow == 0)
168 TermWin.nrow = 24; 172 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 173
173 if (ncol == prev_ncol && nrow == prev_nrow) 174 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 175 return;
175 176
177 // we need at least two lines for wrapping to work correctly
178 while (nrow + saveLines < 2)
179 {
180 //TODO//FIXME
181 saveLines++;
182 prev_nrow--;
183 top_row--;
184 }
185
176 want_refresh = 1; 186 want_refresh = 1;
177 187
188 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 189 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 190
181 screen.tscroll = 0; 191 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 192 screen.bscroll = nrow - 1;
183 193
184 if (!talloc) 194 if (!row_buf)
185 { 195 {
196 /*
197 * first time called so just malloc everything: don't rely on realloc
198 */
199 top_row = 0;
200 term_start = 0;
201
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 202 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 203 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 *));
200 204
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 205 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 206 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 208
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 209 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 } 210 {
211 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
212 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
213 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
214 }
217 215
218 MEMSET(charsets, 'B', sizeof(charsets)); 216 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 217 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 218 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 219 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 220 screen.charset = 0;
224 current_screen = PRIMARY; 221 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 222 scr_cursor (SAVE);
226 223
227#if NSCREENS 224#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 225 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 226 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 227 swap.charset = 0;
231 current_screen = SECONDARY; 228 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 229 scr_cursor (SAVE);
233 current_screen = PRIMARY; 230 current_screen = PRIMARY;
234#endif 231#endif
235 232
236 selection.text = NULL; 233 selection.text = NULL;
237 selection.len = 0; 234 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 235 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 236 selection.screen = PRIMARY;
240 selection.clicks = 0; 237 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this);
242 rvideo = 0;
243 } 238 }
244 else 239 else
245 { 240 {
246 /* 241 /*
247 * add or delete rows as appropriate 242 * add or delete rows as appropriate
248 */ 243 */
249 setrstyle = DEFAULT_RSTYLE;
250 244
245 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
246 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
247
248#if 0
251 if (nrow < prev_nrow) 249 if (nrow < prev_nrow)
252 { 250 {
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++) 251 for (int row = nrow; row < prev_nrow; row++)
258 { 252 {
259 q = p + TermWin.saveLines; 253 lfree (swap_buf [row]);
260 if (screen.text[q]) 254 lfree (drawn_buf[row]);
255 }
256 }
257#endif
258
259 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
260 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
261
262 for (int row = min (nrow, prev_nrow); row--; )
263 {
264 lresize (drawn_buf[row]);
265 lresize (swap_buf [row]);
266 }
267
268 for (int row = prev_nrow; row < nrow; row++)
269 {
270 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
271 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
272 }
273
274 line_t *old_buf = row_buf;
275 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
276
277 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
278 int pend = MOD (term_start + top_row , prev_total_rows);
279 int q = total_rows; // rewrapped row
280
281 if (top_row)
282 {
283 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
284 // to come up with a lean and mean algorithm.
285
286 row_col_t ocur = screen.cur;
287 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
288
289 do
290 {
291 p = MOD (p - 1, prev_total_rows);
292#ifdef DEBUG_STRICT
293 assert (old_buf [MOD (p, prev_total_rows)].t);
294#endif
295 int plines = 1;
296 int llen = old_buf [MOD (p, prev_total_rows)].l;
297
298 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 299 {
262#ifdef DEBUG_STRICT 300 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 301
264#endif 302 plines++;
265 talloc->free (screen.text[q]); 303 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 304 }
268 if (swap.text[p]) 305
306 int qlines = max (0, (llen - 1) / ncol) + 1;
307
308 // drop partial lines completely
309 if (q < qlines)
310 break;
311
312 q -= qlines;
313
314 int lofs = 0;
315 line_t *qline;
316
317 // re-assemble the full line by destination lines
318 for (int qrow = q; qlines--; qrow++)
269 { 319 {
270#ifdef DEBUG_STRICT 320 qline = row_buf + qrow;
271 assert (swap.rend[p]); 321 lalloc (*qline);
272#endif 322 qline->l = ncol;
273 talloc->free (swap.text[p]); 323 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 324
325 int qcol = 0;
326
327 // see below for cursor adjustment rationale
328 if (p == ocur.row)
329 screen.cur.row = q - (total_rows - nrow);
330
331 // fill a single destination line
332 while (lofs < llen && qcol < ncol)
333 {
334 int prow = lofs / prev_ncol;
335 int pcol = lofs % prev_ncol;
336
337 prow = MOD (p + prow, prev_total_rows);
338
339 // we only adjust the cursor _row_ and put it into
340 // the topmost line of "long line" it was in, as
341 // this seems to upset applications/shells/readline
342 // least.
343 if (prow == ocur.row)
344 screen.cur.row = q - (total_rows - nrow);
345
346 line_t &pline = old_buf [prow];
347
348 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
349
350 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
351 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
352
353 lofs += len;
354 qcol += len;
355 }
275 } 356 }
276#ifdef DEBUG_STRICT 357
277 assert (drawn_text[p] && drawn_rend[p]); 358 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 359 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 360 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 361 }
362 while (p != pend && q > 0);
282 363
283 /* we have fewer rows so fix up cursor position */ 364 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 365 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 366
287 scr_reset_realloc (); /* realloc _last_ */ 367 // make sure all terminal lines exist
288 } 368 while (top_row > 0)
289 else if (nrow > prev_nrow) 369 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 370 }
291 /* add rows */ 371 else
292 scr_reset_realloc (); /* realloc _first_ */ 372 {
373 // if no scrollback exists (yet), wing, instead of wrap
293 374
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 375 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 { 376 {
300 screen.tlen[p] = 0; 377 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 378 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 379
380 qline = pline;
381 lresize (qline);
303 } 382 }
304 383
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++) 384 for (int row = prev_nrow; row < nrow; row++)
309 { 385 {
310 swap.tlen[p] = 0; 386 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 } 387 }
318 388
319 if (k > 0) 389 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 { 390 }
340 int common = min (prev_ncol, ncol); 391
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 392 free (old_buf);
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 393 delete old_ta;
394 delete old_ra;
395
396 clamp_it (screen.cur.row, 0, nrow - 1);
397 clamp_it (screen.cur.col, 0, ncol - 1);
343 398 }
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;
350 399
351 MIN_IT(screen.tlen[p], (int16_t)ncol); 400 CLEAR_ALL_SELECTION ();
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);
395 }
396 401
397 prev_nrow = nrow; 402 prev_nrow = nrow;
398 prev_ncol = ncol; 403 prev_ncol = ncol;
399 404
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 (); 405 tt_winch ();
406}
407 406
408void 407 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} 408}
430 409
431/* ------------------------------------------------------------------------- */ 410/* ------------------------------------------------------------------------- */
432/* 411/*
433 * Free everything. That way malloc debugging can find leakage. 412 * Free everything. That way malloc debugging can find leakage.
434 */ 413 */
435void 414void
436rxvt_term::scr_release() 415rxvt_term::scr_release () NOTHROW
437{ 416{
438 uint16_t total_rows; 417 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 } 418 {
450#endif
451
452 delete talloc; talloc = 0; 419 delete talloc; talloc = 0;
453 delete ralloc; ralloc = 0; 420 delete ralloc; ralloc = 0;
454 421
455 free (screen.text); 422 free (row_buf);
456 free (screen.tlen); 423 free (swap_buf);
457 free (screen.rend); 424 free (drawn_buf);
458 free (drawn_text); 425 row_buf = 0; // signal that we freed all the arrays above
459 free (drawn_rend); 426
460 free (swap.text); 427 free (tabs);
461 free (swap.tlen); 428 tabs = 0;
462 free (swap.rend); 429 }
463 free (buf_text); 430}
464 free (buf_rend); 431
432/* ------------------------------------------------------------------------- */
433/*
434 * Hard/Soft reset
435 */
436void
437rxvt_term::scr_poweron ()
438{
439 scr_release ();
440 prev_nrow = prev_ncol = 0;
441 scr_reset ();
442
443 scr_clear (true);
444 scr_refresh ();
445}
446
447void
448rxvt_term::scr_soft_reset ()
449{
450 /* only affects modes, nothing drastic such as clearing the screen */
451#if ENABLE_OVERLAY
452 scr_overlay_off ();
453#endif
454
455 rvideo_mode = false;
456
457 if (current_screen != PRIMARY)
458 scr_swap_screen ();
459
465 free (tabs); 460 free (tabs);
461 tabs = (char *)rxvt_malloc (ncol);
466 462
467 /* NULL these so if anything tries to use them, we'll know about it */ 463 for (int col = ncol; --col; )
468 screen.text = drawn_text = swap.text = NULL; 464 tabs [col] = col % TABSIZE == 0;
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}
475 465
476/* ------------------------------------------------------------------------- */ 466 scr_scroll_region (0, MAX_ROWS - 1);
477/* 467 scr_rendition (0, ~RS_None);
478 * Hard reset 468 scr_insert_mode (0);
479 */
480/* EXTPROTO */
481void
482rxvt_scr_poweron(pR)
483{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release ();
487 R->prev_nrow = R->prev_ncol = 0;
488 R->scr_reset ();
489
490 R->scr_clear ();
491 R->scr_refresh (SLOW_REFRESH);
492#ifdef RXVT_GRAPHICS
493 rxvt_Gr_reset (aR);
494#endif
495} 469}
496 470
497/* ------------------------------------------------------------------------- * 471/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 472 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 473 * ------------------------------------------------------------------------- */
500/* 474/*
501 * Save and Restore cursor 475 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 476 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 477 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 478 */
505/* EXTPROTO */
506void 479void
507rxvt_scr_cursor(pR_ int mode) 480rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 481{
509 screen_t *s; 482 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 483
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 484#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 485 if (current_screen == SECONDARY)
515 s = &(R->swap); 486 s = &swap;
516 else 487 else
517#endif 488#endif
518 s = &(R->screen); 489 s = &screen;
490
519 switch (mode) { 491 switch (mode)
492 {
520 case SAVE: 493 case SAVE:
521 s->s_cur.row = s->cur.row; 494 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 495 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 496 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 497 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 498 s->s_charset_char = charsets[screen.charset];
526 break; 499 break;
500
527 case RESTORE: 501 case RESTORE:
528 R->want_refresh = 1; 502 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 503 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 504 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 505 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 506 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 507 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 508 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 509 set_font_style ();
536 break; 510 break;
537 } 511 }
512
538/* boundary check in case screen size changed between SAVE and RESTORE */ 513 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 514 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 515 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT 516#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 517 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 518 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 519#endif
520}
521
522void
523rxvt_term::scr_swap_screen ()
524{
525 if (!option (Opt_secondaryScreen))
526 return;
527
528 for (int i = prev_nrow; i--; )
529 ::swap (ROW(i), swap_buf [i]);
530
531 ::swap (screen.cur, swap.cur);
532
533 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
534 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 535}
549 536
550/* ------------------------------------------------------------------------- */ 537/* ------------------------------------------------------------------------- */
551/* 538/*
552 * Swap between primary and secondary screens 539 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 540 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 541 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 542 */
556/* EXTPROTO */ 543void
557int
558rxvt_scr_change_screen(pR_ int scrn) 544rxvt_term::scr_change_screen (int scrn)
559{ 545{
560 int i; 546 if (scrn == current_screen)
547 return;
548
549 want_refresh = 1;
550 view_start = 0;
551
552 selection_check (2); /* check for boundary cross */
553
554 int i = current_screen; current_screen = scrn; scrn = i;
555
561#if NSCREENS 556#if NSCREENS
562 int offset; 557 if (option (Opt_secondaryScreen))
563#endif 558 {
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; 559 num_scr = 0;
579 offset = R->TermWin.saveLines; 560
580 for (i = R->prev_nrow; i--;) { 561 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 562
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 563 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 564 ::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; 565 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 566 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 } 567 }
568 else
607# endif 569#endif
608#else 570 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); 571 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 572}
621#endif 573
574// clear WrapNext indicator, solidifying position on next line
575void
576rxvt_term::scr_do_wrap () NOTHROW
577{
578 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 579 return;
580
581 screen.flags &= ~Screen_WrapNext;
582
583 screen.cur.col = 0;
584
585 if (screen.cur.row == screen.bscroll)
586 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
587 else if (screen.cur.row < nrow - 1)
588 screen.cur.row++;
623} 589}
624 590
625/* ------------------------------------------------------------------------- */ 591/* ------------------------------------------------------------------------- */
626/* 592/*
627 * Change the colour for following text 593 * Change the colour for following text
628 */ 594 */
629/* EXTPROTO */
630void 595void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 596rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 597{
598 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 599 color = fgbg;
600
634 if (fgbg == Color_fg) 601 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 602 rstyle = SET_FGCOLOR (rstyle, color);
636 else 603 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 604 rstyle = SET_BGCOLOR (rstyle, color);
638} 605}
639 606
640/* ------------------------------------------------------------------------- */ 607/* ------------------------------------------------------------------------- */
641/* 608/*
642 * Change the rendition style for following text 609 * Change the rendition style for following text
643 */ 610 */
644/* EXTPROTO */
645void 611void
646rxvt_scr_rendition(pR_ int set, int style) 612rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 613{
648 if (set) 614 if (set)
649 R->rstyle |= style; 615 rstyle |= style;
650 else if (style == ~RS_None) 616 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 617 rstyle = DEFAULT_RSTYLE;
652 else 618 else
653 R->rstyle &= ~style; 619 rstyle &= ~style;
654} 620}
655 621
656/* ------------------------------------------------------------------------- */ 622/* ------------------------------------------------------------------------- */
657/* 623/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 624 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 625 * count positive ==> scroll up
660 * count negative ==> scroll down 626 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 627 */
663int 628int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 629rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 630{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 631 if (count == 0 || (row1 > row2))
670 return 0; 632 return 0;
671 633
672 want_refresh = 1; 634 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 635 num_scr += count;
674 636
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 637 if (count > 0
638 && row1 == 0
639 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
640 {
641 top_row = max (top_row - count, -saveLines);
642
643 // scroll everything up 'count' lines
644 term_start = (term_start + count) % total_rows;
645
646 // sever bottommost line
676 { 647 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 648 line_t &l = ROW(row2 - count);
678 649 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 650 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 } 651 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 652
692 row2 += TermWin.saveLines; 653 // erase newly scrolled-in lines
654 for (int i = count; i--; )
655 {
656 line_t &l = ROW(nrow - 1 - i);
693 657
658 // optimize if already cleared, can be significant on slow machines
659 // could be rolled into scr_blank_screen_mem
660 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
661 {
662 scr_blank_line (l, 0, l.l, rstyle);
663 l.l = 0;
664 l.f = 0;
665 }
666 else
667 scr_blank_screen_mem (l, rstyle);
668 }
669
670 // now copy lines below the scroll region bottom to the
671 // bottom of the screen again, so they look as if they
672 // hadn't moved.
673 for (int i = nrow; --i > row2; )
674 {
675 line_t &l1 = ROW(i - count);
676 line_t &l2 = ROW(i);
677
678 ::swap (l1, l2);
679 l2.touch ();
680 }
681
682 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 683 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 } 684 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 685 selection.beg.row -= count;
712 selection.end.row -= count; 686 selection.end.row -= count;
713 selection.mark.row -= count; 687 selection.mark.row -= count;
688
689 if (selection.beg.row < top_row
690 || selection.end.row < top_row
691 || selection.mark.row < top_row)
692 {
693 CLEAR_ALL_SELECTION ();
694 selection.op = SELECTION_CLEAR;
714 } 695 }
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 { 696 }
735 buf_text[i] = screen.text[j]; 697
736 buf_rend[i] = screen.rend[j]; 698 // finally move the view window, if desired
699 if (option (Opt_scrollWithBuffer)
700 && view_start != 0
701 && view_start != -saveLines)
702 scr_page (UP, count);
703
704 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
705 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
706 }
707 else
708 {
709 if (selection.op && current_screen == selection.screen)
737 } 710 {
738 /* A2: Rotate lines */ 711 if ((selection.beg.row < row1 && selection.end.row > row1)
739 for (j = row1, i = j + count; i <= row2; i++, j++) 712 || (selection.beg.row < row2 && selection.end.row > row2)
713 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
714 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
715 || (selection.end.row - count < row1 && selection.end.row >= row1)
716 || (selection.end.row - count > row2 && selection.end.row <= row2))
717 {
718 CLEAR_ALL_SELECTION ();
719 selection.op = SELECTION_CLEAR;
720 }
721 else if (selection.end.row >= row1 && selection.end.row <= row2)
722 {
723 /* move selected region too */
724 selection.beg.row -= count;
725 selection.end.row -= count;
726 selection.mark.row -= count;
727
728 selection_check (0);
729 }
740 { 730 }
741 screen.tlen[j] = screen.tlen[i]; 731
742 screen.text[j] = screen.text[i]; 732 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 733 // part of scr_scroll_text is not time-critical.
734
735 int rows = row2 - row1 + 1;
736
737 min_it (count, rows);
738
739 line_t *temp_buf = row_buf + total_rows;
740
741 for (int row = 0; row < rows; row++)
744 } 742 {
745 j = row2 - count + 1, i = count; 743 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750 744
751 /* B1: Copy lines that will get clobbered by the rotation */ 745 if (!IN_RANGE_EXC (row + count, 0, rows))
752 for (i = 0, j = row2; i < count; i++, j--) 746 scr_blank_screen_mem (temp_buf [row], rstyle);
753 { 747 }
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 }
767 748
768 /* C: Resurrect lines */ 749 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 750 ROW(row1 + row) = temp_buf [row];
770 { 751 }
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
784 752
785 return count; 753 return count;
786} 754}
787 755
788/* ------------------------------------------------------------------------- */ 756/* ------------------------------------------------------------------------- */
789/* 757/*
790 * Add text given in <str> of length <len> to screen struct 758 * Add text given in <str> of length <len> to screen struct
791 */ 759 */
792/* EXTPROTO */
793void 760void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 761rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
795{ 762{
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 */ 763 if (len <= 0) /* sanity */
803 return; 764 return;
804 765
766 unsigned char checksel;
767 unicode_t c;
768 int ncol = this->ncol;
769 const wchar_t *strend = str + len;
770
805 R->want_refresh = 1; 771 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); 772 ZERO_SCROLLBACK ();
773
810 if (nlines > 0) { 774 if (minlines > 0)
775 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 776 minlines += screen.cur.row - screen.bscroll;
777 min_it (minlines, screen.cur.row - top_row);
778
812 if ((nlines > 0) 779 if (minlines > 0
813 && (R->screen.tscroll == 0) 780 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 781 && screen.bscroll == nrow - 1)
782 {
815 /* _at least_ this many lines need to be scrolled */ 783 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 784 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 785 screen.cur.row -= minlines;
818 } 786 }
819 } 787 }
788
820#ifdef DEBUG_STRICT 789#ifdef DEBUG_STRICT
821 assert(R->screen.cur.col < last_col); 790 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 791 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 792 && 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 793#endif
829 row = R->screen.cur.row + R->TermWin.saveLines; 794 int row = screen.cur.row;
830 795
831 checksel = (R->selection.op 796 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 797
835 stp = R->screen.text[row]; 798 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 799
838 for (i = 0; i < len;) { 800 while (str < strend)
839 c = str[i++]; 801 {
840 switch (c) { 802 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 803
842 rxvt_scr_tab (aR_ 1); 804 if (expect_false (c < 0x20))
805 if (c == C0_LF)
806 {
807 max_it (line->l, screen.cur.col);
808
809 screen.flags &= ~Screen_WrapNext;
810
811 if (screen.cur.row == screen.bscroll)
812 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
813 else if (screen.cur.row < (nrow - 1))
814 row = ++screen.cur.row;
815
816 line = &ROW(row); /* _must_ refresh */
843 continue; 817 continue;
844 case '\n': 818 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 819 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 820 {
821 max_it (line->l, screen.cur.col);
822
847 R->screen.flags &= ~Screen_WrapNext; 823 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 824 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; 825 continue;
855 case '\r': 826 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 827 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 828 {
858 R->screen.flags &= ~Screen_WrapNext; 829 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 830 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 831 }
866 832
833 if (expect_false (
867 if (checksel /* see if we're writing within selection */ 834 checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 835 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 836 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
837 ))
838 {
870 checksel = 0; 839 checksel = 0;
871 clearsel = 1; 840 /*
841 * If we wrote anywhere in the selected area, kill the selection
842 * XXX: should we kill the mark too? Possibly, but maybe that
843 * should be a similar check.
844 */
845 CLEAR_SELECTION ();
846 }
847
848 if (expect_false (screen.flags & Screen_WrapNext))
872 } 849 {
873 if (R->screen.flags & Screen_WrapNext) { 850 scr_do_wrap ();
874 R->screen.tlen[row] = -1; 851
875 if (R->screen.cur.row == R->screen.bscroll) 852 line->l = ncol;
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 853 line->is_longer (1);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 854
878 row = (++R->screen.cur.row) + R->TermWin.saveLines; 855 row = screen.cur.row;
879 stp = R->screen.text[row]; /* _must_ refresh */ 856 line = &ROW(row); /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */ 857 }
881 R->screen.cur.col = 0; 858
882 R->screen.flags &= ~Screen_WrapNext; 859 // some utf-8 decoders "decode" surrogate characters: let's fix this.
860 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
861 c = 0xfffd;
862
863 // rely on wcwidth to tell us the character width, do wcwidth before
864 // further replacements, as wcwidth might return -1 for the line
865 // drawing characters below as they might be invalid in the current
866 // locale.
867 int width = WCWIDTH (c);
868
869 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
883 } 870 {
884 if (R->screen.flags & Screen_Insert) 871 // vt100 special graphics and line drawing
885 rxvt_scr_insdel_chars(aR_ 1, INSERT); 872 // 5f-7e standard vt100
873 // 40-5e rxvt extension for extra curses acs chars
874 static uint16_t vt100_0[62] = { // 41 .. 7e
875 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
876 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
877 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
878 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
879 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
880 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
881 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
882 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
883 };
886 884
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 885 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
888 switch (c)
889 { 886 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 887 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 888 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 } 889 }
890 }
902 891
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 892 if (expect_false (screen.flags & Screen_Insert))
904 // rely on wcwidth to tell us the character width, at least for non-ascii 893 scr_insdel_chars (width, INSERT);
905 int width = c <= 128 ? 1 : wcwidth (c);
906 894
907 // width 0 characters (e.g. combining chars) are ignored. your problem, really 895 if (width != 0)
908 while (width-- > 0)
909 { 896 {
910 stp[R->screen.cur.col] = c; 897#if !UNICODE_3
911 srp[R->screen.cur.col] = rend; 898 // trim characters we can't store directly :(
899 if (c >= 0x10000)
900# if ENABLE_COMBINING
901 c = rxvt_composite.compose (c); // map to lower 16 bits
902# else
903 c = 0xfffd;
904# endif
905#endif
912 906
907 // nuke the character at this position, if required
908 if (expect_false (
909 line->t[screen.cur.col] == NOCHAR
913 if (R->screen.cur.col < last_col - 1) 910 || (screen.cur.col < ncol - 1
914 R->screen.cur.col++; 911 && line->t[screen.cur.col + 1] == NOCHAR)
915 else 912 ))
913 scr_kill_char (*line, screen.cur.col);
914
915 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
916
917 // if the character doesn't fit into the remaining columns...
918 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
916 { 919 {
917 R->screen.tlen[row] = last_col; 920 // ... artificially enlargen the previous one
918 if (R->screen.flags & Screen_Autowrap)
919 R->screen.flags |= Screen_WrapNext;
920 break;
921 }
922
923 c = NOCHAR; 921 c = NOCHAR;
922 // and try the same character next loop iteration
923 --str;
924 } 924 }
925 }
926 if (R->screen.tlen[row] != -1) /* XXX: think about this */
927 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
928 925
929/* 926 line->touch ();
930 * If we wrote anywhere in the selected area, kill the selection 927
931 * XXX: should we kill the mark too? Possibly, but maybe that 928 do
932 * should be a similar check. 929 {
933 */ 930 line->t[screen.cur.col] = c;
934 if (clearsel) 931 line->r[screen.cur.col] = rend;
935 CLEAR_SELECTION(R); 932
933 if (expect_true (screen.cur.col < ncol - 1))
934 screen.cur.col++;
935 else
936 {
937 line->l = ncol;
938 if (screen.flags & Screen_Autowrap)
939 screen.flags |= Screen_WrapNext;
940 break;
941 }
942
943 c = NOCHAR;
944 }
945 while (expect_false (--width > 0));
946
947 // pad with spaces when overwriting wide character with smaller one
948 if (expect_false (!width))
949 {
950 line->touch ();
951
952 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
953 {
954 line->t[c] = ' ';
955 line->r[c] = rend;
956 }
957 }
958 }
959#if ENABLE_COMBINING
960 else // width == 0
961 {
962 if (c != 0xfeff) // ignore BOM
963 {
964 // handle combining characters
965 // we just tag the accent on the previous on-screen character.
966 // this is arguably not correct, but also arguably not wrong.
967 // we don't handle double-width characters nicely yet.
968 line_t *linep;
969 text_t *tp;
970 rend_t *rp;
971
972 if (screen.cur.col > 0)
973 {
974 linep = line;
975 tp = line->t + screen.cur.col - 1;
976 rp = line->r + screen.cur.col - 1;
977 }
978 else if (screen.cur.row > 0
979 && ROW(screen.cur.row - 1).is_longer ())
980 {
981 linep = &ROW(screen.cur.row - 1);
982 tp = line->t + ncol - 1;
983 rp = line->r + ncol - 1;
984 }
985 else
986 continue;
987
988 linep->touch ();
989
990 while (*tp == NOCHAR && tp > linep->t)
991 tp--, rp--;
992
993 // first try to find a precomposed character
994 unicode_t n = rxvt_compose (*tp, c);
995 if (n == NOCHAR)
996 n = rxvt_composite.compose (*tp, c);
997
998 *tp = n;
999 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1000 }
1001 }
1002#endif
1003 }
1004
1005 max_it (line->l, screen.cur.col);
936 1006
937#ifdef DEBUG_STRICT 1007#ifdef DEBUG_STRICT
938 assert(R->screen.cur.row >= 0); 1008 assert (screen.cur.row >= 0);
939#else /* drive with your eyes closed */
940 MAX_IT(R->screen.cur.row, 0);
941#endif 1009#endif
942} 1010}
943 1011
944/* ------------------------------------------------------------------------- */ 1012/* ------------------------------------------------------------------------- */
945/* 1013/*
946 * Process Backspace. Move back the cursor back a position, wrap if have to 1014 * Process Backspace. Move back the cursor back a position, wrap if have to
947 * XTERM_SEQ: CTRL-H 1015 * XTERM_SEQ: CTRL-H
948 */ 1016 */
949/* EXTPROTO */
950void 1017void
951rxvt_scr_backspace(pR) 1018rxvt_term::scr_backspace () NOTHROW
952{ 1019{
953 R->want_refresh = 1;
954 if (R->screen.cur.col == 0) { 1020 if (screen.cur.col == 0)
1021 {
955 if (R->screen.cur.row > 0) { 1022 if (screen.cur.row > 0)
1023 {
956#ifdef TERMCAP_HAS_BW 1024#ifdef TERMCAP_HAS_BW
957 R->screen.cur.col = R->TermWin.ncol - 1; 1025 screen.cur.col = ncol - 1;
958 R->screen.cur.row--; 1026 --screen.cur.row;
959 return; 1027
1028 want_refresh = 1;
960#endif 1029#endif
961 } 1030 }
962 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1031 }
1032 else
963 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1033 scr_gotorc (0, -1, RELATIVE);
964 R->screen.flags &= ~Screen_WrapNext;
965} 1034}
966 1035
967/* ------------------------------------------------------------------------- */ 1036/* ------------------------------------------------------------------------- */
968/* 1037/*
969 * Process Horizontal Tab 1038 * Process Horizontal Tab
970 * count: +ve = forward; -ve = backwards 1039 * count: +ve = forward; -ve = backwards
971 * XTERM_SEQ: CTRL-I 1040 * XTERM_SEQ: CTRL-I
972 */ 1041 */
973/* EXTPROTO */
974void 1042void
975rxvt_scr_tab(pR_ int count) 1043rxvt_term::scr_tab (int count, bool ht) NOTHROW
976{ 1044{
977 int i, x; 1045 int i, x;
978 1046
979 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
980 R->want_refresh = 1; 1047 want_refresh = 1;
981 i = x = R->screen.cur.col; 1048 i = x = screen.cur.col;
1049
982 if (count == 0) 1050 if (count == 0)
983 return; 1051 return;
984 else if (count > 0) { 1052 else if (count > 0)
1053 {
1054 line_t &l = ROW(screen.cur.row);
1055 rend_t base_rend = l.r[i];
1056 ht &= l.t[i] == ' ';
1057
985 for (; ++i < R->TermWin.ncol; ) 1058 for (; ++i < ncol; )
986 if (R->tabs[i]) { 1059 if (tabs[i])
1060 {
987 x = i; 1061 x = i;
1062
988 if (!--count) 1063 if (!--count)
989 break; 1064 break;
1065 }
1066 else
1067 ht &= l.t[i] == ' '
1068 && RS_SAME (l.r[i], base_rend);
1069
1070 if (count)
1071 x = ncol - 1;
1072
1073 // store horizontal tab commands as characters inside the text
1074 // buffer so they can be selected and pasted.
1075 if (ht && option (Opt_pastableTabs))
1076 {
1077 base_rend = SET_FONT (base_rend, 0);
1078
1079 l.touch (x);
1080
1081 i = screen.cur.col;
1082
1083 l.t[i] = '\t';
1084 l.r[i] = base_rend;
1085
1086 while (++i < x)
1087 {
1088 l.t[i] = NOCHAR;
1089 l.r[i] = base_rend;
990 } 1090 }
991 if (count) 1091 }
992 x = R->TermWin.ncol - 1; 1092 }
993 } else /* if (count < 0) */ { 1093 else /* if (count < 0) */
1094 {
994 for (; --i >= 0; ) 1095 for (; --i >= 0; )
995 if (R->tabs[i]) { 1096 if (tabs[i])
996 x = i;
997 if (!++count)
998 break;
999 } 1097 {
1000 if (count)
1001 x = 0; 1098 x = i;
1099 if (!++count)
1100 break;
1101 }
1102
1103 if (count)
1104 x = 0;
1002 } 1105 }
1106
1003 if (x != R->screen.cur.col) 1107 if (x != screen.cur.col)
1004 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1108 scr_gotorc (0, x, R_RELATIVE);
1005} 1109}
1006 1110
1007/* ------------------------------------------------------------------------- */ 1111/* ------------------------------------------------------------------------- */
1008/* 1112/*
1009 * Process DEC Back Index 1113 * Process DEC Back Index
1010 * XTERM_SEQ: ESC 6 1114 * XTERM_SEQ: ESC 6
1011 * Move cursor left in row. If we're at the left boundary, shift everything 1115 * Move cursor left in row. If we're at the left boundary, shift everything
1012 * in that row right. Clear left column. 1116 * in that row right. Clear left column.
1013 */ 1117 */
1014#ifndef NO_FRILLS 1118#if !ENABLE_MINIMAL
1015/* EXTPROTO */
1016void 1119void
1017rxvt_scr_backindex(pR) 1120rxvt_term::scr_backindex () NOTHROW
1018{ 1121{
1019 if (R->screen.cur.col > 0) 1122 if (screen.cur.col > 0)
1020 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1123 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1021 else { 1124 else
1022 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1023 return; /* um, yeah? */
1024 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1125 scr_insdel_chars (1, INSERT);
1025 }
1026} 1126}
1027#endif 1127#endif
1028/* ------------------------------------------------------------------------- */ 1128/* ------------------------------------------------------------------------- */
1029/* 1129/*
1030 * Process DEC Forward Index 1130 * Process DEC Forward Index
1031 * XTERM_SEQ: ESC 9 1131 * XTERM_SEQ: ESC 9
1032 * Move cursor right in row. If we're at the right boundary, shift everything 1132 * Move cursor right in row. If we're at the right boundary, shift everything
1033 * in that row left. Clear right column. 1133 * in that row left. Clear right column.
1034 */ 1134 */
1035#ifndef NO_FRILLS 1135#if !ENABLE_MINIMAL
1036/* EXTPROTO */
1037void 1136void
1038rxvt_scr_forwardindex(pR) 1137rxvt_term::scr_forwardindex () NOTHROW
1039{ 1138{
1040 int row;
1041
1042 if (R->screen.cur.col < R->TermWin.ncol - 1) 1139 if (screen.cur.col < ncol - 1)
1043 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1140 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1044 else { 1141 else
1045 row = R->screen.cur.row + R->TermWin.saveLines; 1142 {
1046 if (R->screen.tlen[row] == 0) 1143 line_t &l = ROW(screen.cur.row);
1047 return; /* um, yeah? */ 1144
1048 else if (R->screen.tlen[row] == -1) 1145 l.touch ();
1049 R->screen.tlen[row] = R->TermWin.ncol; 1146 l.is_longer (0);
1147
1050 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1148 scr_gotorc (0, 0, R_RELATIVE);
1051 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1149 scr_insdel_chars (1, DELETE);
1052 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1150 scr_gotorc (0, ncol - 1, R_RELATIVE);
1053 } 1151 }
1054} 1152}
1055#endif 1153#endif
1056 1154
1057/* ------------------------------------------------------------------------- */ 1155/* ------------------------------------------------------------------------- */
1058/* 1156/*
1059 * Goto Row/Column 1157 * Goto Row/Column
1060 */ 1158 */
1061/* EXTPROTO */
1062void 1159void
1063rxvt_scr_gotorc(pR_ int row, int col, int relative) 1160rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1064{ 1161{
1065 R->want_refresh = 1; 1162 want_refresh = 1;
1066 ZERO_SCROLLBACK(R); 1163 ZERO_SCROLLBACK ();
1067#ifdef RXVT_GRAPHICS
1068 if (rxvt_Gr_Displayed(aR))
1069 rxvt_Gr_scroll(aR_ 0);
1070#endif
1071 1164
1072 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1073
1074 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1165 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1075 : col); 1166 clamp_it (screen.cur.col, 0, ncol - 1);
1076 MAX_IT(R->screen.cur.col, 0);
1077 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1078 1167
1079 R->screen.flags &= ~Screen_WrapNext; 1168 screen.flags &= ~Screen_WrapNext;
1169
1080 if (relative & R_RELATIVE) { 1170 if (relative & R_RELATIVE)
1171 {
1081 if (row > 0) { 1172 if (row > 0)
1173 {
1082 if (R->screen.cur.row <= R->screen.bscroll 1174 if (screen.cur.row <= screen.bscroll
1083 && (R->screen.cur.row + row) > R->screen.bscroll) 1175 && (screen.cur.row + row) > screen.bscroll)
1084 R->screen.cur.row = R->screen.bscroll; 1176 screen.cur.row = screen.bscroll;
1085 else 1177 else
1086 R->screen.cur.row += row;
1087 } else if (row < 0) {
1088 if (R->screen.cur.row >= R->screen.tscroll
1089 && (R->screen.cur.row + row) < R->screen.tscroll)
1090 R->screen.cur.row = R->screen.tscroll;
1091 else
1092 R->screen.cur.row += row;
1093 }
1094 } else {
1095 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1096 R->screen.cur.row = row + R->screen.tscroll;
1097 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1098 } else
1099 R->screen.cur.row = row; 1178 screen.cur.row += row;
1179 }
1180 else if (row < 0)
1181 {
1182 if (screen.cur.row >= screen.tscroll
1183 && (screen.cur.row + row) < screen.tscroll)
1184 screen.cur.row = screen.tscroll;
1185 else
1186 screen.cur.row += row;
1187 }
1188 }
1189 else
1100 } 1190 {
1101 MAX_IT(R->screen.cur.row, 0); 1191 if (screen.flags & Screen_Relative)
1102 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1192 {
1103} 1193 /* relative origin mode */
1194 screen.cur.row = row + screen.tscroll;
1195 min_it (screen.cur.row, screen.bscroll);
1196 }
1197 else
1198 screen.cur.row = row;
1199 }
1104 1200
1201 clamp_it (screen.cur.row, 0, nrow - 1);
1202}
1203
1105/* ------------------------------------------------------------------------- */ 1204/* ------------------------------------------------------------------------- */
1106/* 1205/*
1107 * direction should be UP or DN 1206 * direction should be UP or DN
1108 */ 1207 */
1109/* EXTPROTO */
1110void 1208void
1111rxvt_scr_index(pR_ enum page_dirn direction) 1209rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1112{ 1210{
1113 int dirn; 1211 int dirn;
1114 1212
1115 R->want_refresh = 1; 1213 want_refresh = 1;
1214 ZERO_SCROLLBACK ();
1215
1116 dirn = ((direction == UP) ? 1 : -1); 1216 dirn = ((direction == UP) ? 1 : -1);
1117 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1118 1217
1119 ZERO_SCROLLBACK(R);
1120
1121#ifdef RXVT_GRAPHICS
1122 if (rxvt_Gr_Displayed(aR))
1123 rxvt_Gr_scroll(aR_ 0);
1124#endif
1125
1126 R->screen.flags &= ~Screen_WrapNext; 1218 screen.flags &= ~Screen_WrapNext;
1219
1127 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1220 if ((screen.cur.row == screen.bscroll && direction == UP)
1128 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1221 || (screen.cur.row == screen.tscroll && direction == DN))
1129 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1222 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1130 else 1223 else
1131 R->screen.cur.row += dirn; 1224 screen.cur.row += dirn;
1132 MAX_IT(R->screen.cur.row, 0); 1225
1133 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1226 clamp_it (screen.cur.row, 0, nrow - 1);
1134 rxvt_selection_check(aR_ 0); 1227 selection_check (0);
1135} 1228}
1136 1229
1137/* ------------------------------------------------------------------------- */ 1230/* ------------------------------------------------------------------------- */
1138/* 1231/*
1139 * Erase part or whole of a line 1232 * Erase part or whole of a line
1140 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1233 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1141 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1234 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1142 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1235 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1236 * extension: clear to right unless wrapped: ESC [ 3 K
1143 */ 1237 */
1144/* EXTPROTO */
1145void 1238void
1146rxvt_scr_erase_line(pR_ int mode) 1239rxvt_term::scr_erase_line (int mode) NOTHROW
1147{ 1240{
1148 unsigned int row, col, num; 1241 unsigned int col, num;
1149 1242
1150 R->want_refresh = 1; 1243 want_refresh = 1;
1151 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1152 ZERO_SCROLLBACK (R); 1244 ZERO_SCROLLBACK ();
1153 1245
1154#ifdef RXVT_GRAPHICS
1155 if (rxvt_Gr_Displayed (aR))
1156 rxvt_Gr_scroll (aR_ 0);
1157#endif
1158
1159 rxvt_selection_check (aR_ 1); 1246 selection_check (1);
1160 1247
1161 R->screen.flags &= ~Screen_WrapNext; 1248 line_t &line = ROW(screen.cur.row);
1162 1249
1163 row = R->TermWin.saveLines + R->screen.cur.row; 1250 line.touch ();
1251 line.is_longer (0);
1252
1164 switch (mode) 1253 switch (mode)
1165 { 1254 {
1255 case 3:
1256 if (screen.flags & Screen_WrapNext)
1257 return;
1258
1259 /* fall through */
1260
1166 case 0: /* erase to end of line */ 1261 case 0: /* erase to end of line */
1167 col = R->screen.cur.col; 1262 col = screen.cur.col;
1168 num = R->TermWin.ncol - col; 1263 num = ncol - col;
1169 MIN_IT(R->screen.tlen[row], (int16_t)col); 1264 min_it (line.l, col);
1265
1170 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1266 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1171 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1267 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1172 CLEAR_SELECTION(R); 1268 CLEAR_SELECTION ();
1173 break; 1269 break;
1270
1174 case 1: /* erase to beginning of line */ 1271 case 1: /* erase to beginning of line */
1175 col = 0; 1272 col = 0;
1176 num = R->screen.cur.col + 1; 1273 num = screen.cur.col + 1;
1274
1177 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1275 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1178 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1276 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1179 CLEAR_SELECTION(R); 1277 CLEAR_SELECTION ();
1180 break; 1278 break;
1279
1181 case 2: /* erase whole line */ 1280 case 2: /* erase whole line */
1182 col = 0; 1281 col = 0;
1183 num = R->TermWin.ncol; 1282 num = ncol;
1184 R->screen.tlen[row] = 0; 1283 line.l = 0;
1185 if (R->selection.beg.row <= R->screen.cur.row 1284 if (selection.beg.row <= screen.cur.row
1186 && R->selection.end.row >= R->screen.cur.row) 1285 && selection.end.row >= screen.cur.row)
1187 CLEAR_SELECTION(R); 1286 CLEAR_SELECTION ();
1188 break; 1287 break;
1189 default: 1288 default:
1190 return; 1289 return;
1191 } 1290 }
1192 1291
1193 if (R->screen.text[row]) 1292 scr_blank_line (line, col, num, rstyle);
1194 R->scr_blank_line (&(R->screen.text[row][col]),
1195 &(R->screen.rend[row][col]), num, R->rstyle);
1196 else
1197 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1198} 1293}
1199 1294
1200/* ------------------------------------------------------------------------- */ 1295/* ------------------------------------------------------------------------- */
1201/* 1296/*
1202 * Erase part of whole of the screen 1297 * Erase part of whole of the screen
1203 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1298 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1204 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1299 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1205 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1300 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1206 */ 1301 */
1207void 1302void
1208rxvt_term::scr_erase_screen (int mode) 1303rxvt_term::scr_erase_screen (int mode) NOTHROW
1209{ 1304{
1210 int num; 1305 int num;
1211 int32_t row, row_offset; 1306 int32_t row;
1212 rend_t ren; 1307 rend_t ren;
1213 XGCValues gcvalue; 1308 XGCValues gcvalue;
1214 1309
1215 want_refresh = 1; 1310 want_refresh = 1;
1216 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1217 ZERO_SCROLLBACK(this); 1311 ZERO_SCROLLBACK ();
1218 row_offset = (int32_t)TermWin.saveLines;
1219 1312
1220 switch (mode) { 1313 switch (mode)
1314 {
1221 case 0: /* erase to end of screen */ 1315 case 0: /* erase to end of screen */
1222 rxvt_selection_check(this,1); 1316 selection_check (1);
1223 rxvt_scr_erase_line(this,0); 1317 scr_erase_line (0);
1224 row = screen.cur.row + 1; /* possible OOB */ 1318 row = screen.cur.row + 1; /* possible OOB */
1225 num = TermWin.nrow - row; 1319 num = nrow - row;
1226 break; 1320 break;
1227 case 1: /* erase to beginning of screen */ 1321 case 1: /* erase to beginning of screen */
1228 rxvt_selection_check(this,3); 1322 selection_check (3);
1229 rxvt_scr_erase_line(this,1); 1323 scr_erase_line (1);
1230 row = 0; 1324 row = 0;
1231 num = screen.cur.row; 1325 num = screen.cur.row;
1232 break; 1326 break;
1233 case 2: /* erase whole screen */ 1327 case 2: /* erase whole screen */
1234 rxvt_selection_check (this, 3); 1328 selection_check (3);
1235#ifdef RXVT_GRAPHICS
1236 rxvt_Gr_ClearScreen (this);
1237#endif
1238 row = 0; 1329 row = 0;
1239 num = TermWin.nrow; 1330 num = nrow;
1240 break; 1331 break;
1241 default: 1332 default:
1242 return; 1333 return;
1243 } 1334 }
1244 refresh_type |= REFRESH_BOUNDS; 1335
1245 if (selection.op && current_screen == selection.screen 1336 if (selection.op && current_screen == selection.screen
1246 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1337 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1247 || (selection.end.row >= row 1338 || (selection.end.row >= row
1248 && selection.end.row <= row + num))) 1339 && selection.end.row <= row + num)))
1249 CLEAR_SELECTION (this); 1340 CLEAR_SELECTION ();
1341
1250 if (row >= TermWin.nrow) /* Out Of Bounds */ 1342 if (row >= nrow) /* Out Of Bounds */
1251 return; 1343 return;
1252 MIN_IT(num, (TermWin.nrow - row)); 1344
1345 min_it (num, nrow - row);
1346
1347 // TODO: the code below does not work when view_start != 0
1348 // the workaround is to disable the clear and use a normal refresh
1349 // when view_start != 0. mysterious.
1253 if (rstyle & (RS_RVid | RS_Uline)) 1350 if (rstyle & (RS_RVid | RS_Uline))
1254 ren = (rend_t) ~RS_None; 1351 ren = (rend_t) ~RS_None;
1255 else if (GET_BASEBG(rstyle) == Color_bg) { 1352 else if (GET_BASEBG (rstyle) == Color_bg)
1353 {
1256 ren = DEFAULT_RSTYLE; 1354 ren = DEFAULT_RSTYLE;
1257 CLEAR_ROWS(row, num); 1355
1258 } else { 1356 if (mapped && !view_start)
1357 XClearArea (dpy, vt, 0,
1358 Row2Pixel (row - view_start), (unsigned int)width,
1359 (unsigned int)Height2Pixel (num), False);
1360 }
1361 else
1362 {
1259 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1363 ren = rstyle & (RS_fgMask | RS_bgMask);
1364
1365 if (mapped && !view_start)
1366 {
1260 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1367 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1261 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1368 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1262 ERASE_ROWS(row, num); 1369 XFillRectangle (dpy, vt, gc,
1370 0, Row2Pixel (row - view_start),
1371 (unsigned int)width,
1372 (unsigned int)Height2Pixel (num));
1263 gcvalue.foreground = PixColors[Color_fg]; 1373 gcvalue.foreground = pix_colors[Color_fg];
1264 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1374 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1375 }
1265 } 1376 }
1377
1266 for (; num--; row++) { 1378 for (; num--; row++)
1267 scr_blank_screen_mem (screen.text, screen.rend,
1268 (unsigned int)(row + row_offset), rstyle);
1269 screen.tlen[row + row_offset] = 0;
1270 scr_blank_line (drawn_text[row], drawn_rend[row],
1271 (unsigned int)TermWin.ncol, ren);
1272 } 1379 {
1380 scr_blank_screen_mem (ROW(row), rstyle);
1381
1382 if (!view_start)
1383 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1384 }
1273} 1385}
1386
1387#if !ENABLE_MINIMAL
1388void
1389rxvt_term::scr_erase_savelines () NOTHROW
1390{
1391 want_refresh = 1;
1392 ZERO_SCROLLBACK ();
1393
1394 top_row = 0;
1395}
1396#endif
1274 1397
1275/* ------------------------------------------------------------------------- */ 1398/* ------------------------------------------------------------------------- */
1276/* 1399/*
1277 * Fill the screen with `E's 1400 * Fill the screen with `E's
1278 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1401 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1279 */ 1402 */
1280/* EXTPROTO */
1281void 1403void
1282rxvt_scr_E(pR) 1404rxvt_term::scr_E () NOTHROW
1283{ 1405{
1284 int i, j, k; 1406 rend_t fs;
1285 rend_t *r1, fs;
1286 1407
1287 R->want_refresh = 1; 1408 want_refresh = 1;
1288 R->num_scr_allow = 0;
1289 ZERO_SCROLLBACK(R); 1409 ZERO_SCROLLBACK ();
1410
1411 num_scr_allow = 0;
1290 rxvt_selection_check(aR_ 3); 1412 selection_check (3);
1291 1413
1292 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1414 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1293 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1415 for (int row = nrow; row--; )
1294 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1416 {
1295 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1417 line_t &line = ROW(row);
1296 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1418
1419 fill_text (line.t, 'E', ncol);
1420 rend_t *r1 = line.r;
1421
1422 for (int j = ncol; j--; )
1297 *r1++ = fs; 1423 *r1++ = fs;
1424
1425 line.is_longer (0);
1426 line.touch (ncol);
1298 } 1427 }
1299} 1428}
1300 1429
1301/* ------------------------------------------------------------------------- */ 1430/* ------------------------------------------------------------------------- */
1302/* 1431/*
1303 * Insert/Delete <count> lines 1432 * Insert/Delete <count> lines
1304 */ 1433 */
1305/* EXTPROTO */
1306void 1434void
1307rxvt_scr_insdel_lines(pR_ int count, int insdel) 1435rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1308{ 1436{
1309 int end; 1437 int end;
1310 1438
1311 ZERO_SCROLLBACK(R); 1439 ZERO_SCROLLBACK ();
1312 1440
1313#ifdef RXVT_GRAPHICS
1314 if (rxvt_Gr_Displayed(aR))
1315 rxvt_Gr_scroll(aR_ 0);
1316#endif
1317
1318 rxvt_selection_check(aR_ 1); 1441 selection_check (1);
1319 1442
1320 if (R->screen.cur.row > R->screen.bscroll) 1443 if (screen.cur.row > screen.bscroll)
1444 return;
1445
1446 end = screen.bscroll - screen.cur.row + 1;
1447 if (count > end)
1448 {
1449 if (insdel == DELETE)
1321 return; 1450 return;
1322
1323 end = R->screen.bscroll - R->screen.cur.row + 1;
1324 if (count > end) {
1325 if (insdel == DELETE)
1326 return;
1327 else if (insdel == INSERT) 1451 else if (insdel == INSERT)
1328 count = end; 1452 count = end;
1329 } 1453 }
1330 R->screen.flags &= ~Screen_WrapNext;
1331 1454
1455 scr_do_wrap ();
1456
1332 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1457 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1333} 1458}
1334 1459
1335/* ------------------------------------------------------------------------- */ 1460/* ------------------------------------------------------------------------- */
1336/* 1461/*
1337 * Insert/Delete <count> characters from the current position 1462 * Insert/Delete <count> characters from the current position
1338 */ 1463 */
1339/* EXTPROTO */
1340void 1464void
1341rxvt_scr_insdel_chars(pR_ int count, int insdel) 1465rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1342{ 1466{
1343 int col, row;
1344 rend_t tr;
1345 text_t *stp;
1346 rend_t *srp;
1347 int16_t *slp;
1348
1349 R->want_refresh = 1; 1467 want_refresh = 1;
1350 ZERO_SCROLLBACK(R); 1468 ZERO_SCROLLBACK ();
1351 1469
1352#ifdef RXVT_GRAPHICS
1353 if (rxvt_Gr_Displayed(aR))
1354 rxvt_Gr_scroll(aR_ 0);
1355#endif
1356
1357 if (count <= 0) 1470 if (count <= 0)
1358 return; 1471 return;
1359 1472
1473 scr_do_wrap ();
1474
1360 rxvt_selection_check(aR_ 1); 1475 selection_check (1);
1361 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1476 min_it (count, ncol - screen.cur.col);
1362 1477
1363 row = R->screen.cur.row + R->TermWin.saveLines; 1478 int row = screen.cur.row;
1364 R->screen.flags &= ~Screen_WrapNext;
1365 1479
1366 stp = R->screen.text[row]; 1480 line_t *line = &ROW(row);
1367 srp = R->screen.rend[row]; 1481
1368 slp = &(R->screen.tlen[row]); 1482 line->touch ();
1483 line->is_longer (0);
1484
1485 // nuke wide spanning the start
1486 if (line->t[screen.cur.col] == NOCHAR)
1487 scr_kill_char (*line, screen.cur.col);
1488
1369 switch (insdel) { 1489 switch (insdel)
1490 {
1370 case INSERT: 1491 case INSERT:
1371 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1492 line->l = min (line->l + count, ncol);
1372 col--) { 1493
1494 if (line->t[screen.cur.col] == NOCHAR)
1495 scr_kill_char (*line, screen.cur.col);
1496
1497 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1498 {
1373 stp[col] = stp[col - count]; 1499 line->t[col] = line->t[col - count];
1374 srp[col] = srp[col - count]; 1500 line->r[col] = line->r[col - count];
1375 } 1501 }
1376 if (*slp != -1) { 1502
1377 *slp += count;
1378 MIN_IT(*slp, R->TermWin.ncol);
1379 }
1380 if (R->selection.op && R->current_screen == R->selection.screen 1503 if (selection.op && current_screen == selection.screen
1381 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1504 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1505 {
1382 if (R->selection.end.row != R->screen.cur.row 1506 if (selection.end.row != screen.cur.row
1383 || (R->selection.end.col + count >= R->TermWin.ncol)) 1507 || (selection.end.col + count >= ncol))
1384 CLEAR_SELECTION(R); 1508 CLEAR_SELECTION ();
1509 else
1510 {
1385 else { /* shift selection */ 1511 /* shift selection */
1386 R->selection.beg.col += count; 1512 selection.beg.col += count;
1387 R->selection.mark.col += count; /* XXX: yes? */ 1513 selection.mark.col += count; /* XXX: yes? */
1388 R->selection.end.col += count; 1514 selection.end.col += count;
1389 } 1515 }
1390 } 1516 }
1391 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1517
1392 (unsigned int)count, R->rstyle); 1518 scr_blank_line (*line, screen.cur.col, count, rstyle);
1393 break; 1519 break;
1520
1394 case ERASE: 1521 case ERASE:
1395 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1522 screen.cur.col += count; /* don't worry if > ncol */
1396 rxvt_selection_check(aR_ 1); 1523 selection_check (1);
1397 R->screen.cur.col -= count; 1524 screen.cur.col -= count;
1398 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1525
1399 (unsigned int)count, R->rstyle); 1526 // nuke wide char after the end
1527 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1528 scr_kill_char (*line, screen.cur.col + count);
1529
1530 scr_blank_line (*line, screen.cur.col, count, rstyle);
1400 break; 1531 break;
1532
1401 case DELETE: 1533 case DELETE:
1402 tr = srp[R->TermWin.ncol - 1] 1534 line->l = max (line->l - count, 0);
1403 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1535
1536 // nuke wide char spanning the end
1537 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1538 scr_kill_char (*line, screen.cur.col + count);
1539
1404 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1540 for (int col = screen.cur.col; (col + count) < ncol; col++)
1541 {
1405 stp[col] = stp[col + count]; 1542 line->t[col] = line->t[col + count];
1406 srp[col] = srp[col + count]; 1543 line->r[col] = line->r[col + count];
1407 } 1544 }
1408 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1545
1409 &(srp[R->TermWin.ncol - count]), 1546 scr_blank_line (*line, ncol - count, count,
1410 (unsigned int)count, tr); 1547 line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask));
1411 if (*slp == -1) /* break line continuation */ 1548
1412 *slp = R->TermWin.ncol;
1413 *slp -= count;
1414 MAX_IT(*slp, 0);
1415 if (R->selection.op && R->current_screen == R->selection.screen 1549 if (selection.op && current_screen == selection.screen
1416 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1550 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1551 {
1417 if (R->selection.end.row != R->screen.cur.row 1552 if (selection.end.row != screen.cur.row
1418 || (R->screen.cur.col >= R->selection.beg.col - count) 1553 || (screen.cur.col >= selection.beg.col - count)
1419 || R->selection.end.col >= R->TermWin.ncol) 1554 || selection.end.col >= ncol)
1420 CLEAR_SELECTION(R); 1555 CLEAR_SELECTION ();
1421 else { 1556 else
1557 {
1422 /* shift selection */ 1558 /* shift selection */
1423 R->selection.beg.col -= count; 1559 selection.beg.col -= count;
1424 R->selection.mark.col -= count; /* XXX: yes? */ 1560 selection.mark.col -= count; /* XXX: yes? */
1425 R->selection.end.col -= count; 1561 selection.end.col -= count;
1426 } 1562 }
1427 } 1563 }
1564
1428 break; 1565 break;
1429 } 1566 }
1430} 1567}
1431 1568
1432/* ------------------------------------------------------------------------- */ 1569/* ------------------------------------------------------------------------- */
1433/* 1570/*
1434 * Set the scrolling region 1571 * Set the scrolling region
1435 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1572 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1436 */ 1573 */
1437/* EXTPROTO */
1438void 1574void
1439rxvt_scr_scroll_region(pR_ int top, int bot) 1575rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1440{ 1576{
1441 MAX_IT(top, 0); 1577 max_it (top, 0);
1442 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1578 min_it (bot, nrow - 1);
1579
1443 if (top > bot) 1580 if (top > bot)
1444 return; 1581 return;
1582
1445 R->screen.tscroll = top; 1583 screen.tscroll = top;
1446 R->screen.bscroll = bot; 1584 screen.bscroll = bot;
1447 rxvt_scr_gotorc(aR_ 0, 0, 0); 1585 scr_gotorc (0, 0, 0);
1448} 1586}
1449 1587
1450/* ------------------------------------------------------------------------- */ 1588/* ------------------------------------------------------------------------- */
1451/* 1589/*
1452 * Make the cursor visible/invisible 1590 * Make the cursor visible/invisible
1453 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1591 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1454 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1592 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1455 */ 1593 */
1456/* EXTPROTO */
1457void 1594void
1458rxvt_scr_cursor_visible(pR_ int mode) 1595rxvt_term::scr_cursor_visible (int mode) NOTHROW
1459{ 1596{
1460 R->want_refresh = 1; 1597 want_refresh = 1;
1598
1461 if (mode) 1599 if (mode)
1462 R->screen.flags |= Screen_VisibleCursor; 1600 screen.flags |= Screen_VisibleCursor;
1463 else 1601 else
1464 R->screen.flags &= ~Screen_VisibleCursor; 1602 screen.flags &= ~Screen_VisibleCursor;
1465} 1603}
1466 1604
1467/* ------------------------------------------------------------------------- */ 1605/* ------------------------------------------------------------------------- */
1468/* 1606/*
1469 * Set/unset automatic wrapping 1607 * Set/unset automatic wrapping
1470 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1608 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1471 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1609 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1472 */ 1610 */
1473/* EXTPROTO */
1474void 1611void
1475rxvt_scr_autowrap(pR_ int mode) 1612rxvt_term::scr_autowrap (int mode) NOTHROW
1476{ 1613{
1477 if (mode) 1614 if (mode)
1478 R->screen.flags |= Screen_Autowrap; 1615 screen.flags |= Screen_Autowrap;
1479 else 1616 else
1480 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1617 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1481} 1618}
1482 1619
1483/* ------------------------------------------------------------------------- */ 1620/* ------------------------------------------------------------------------- */
1484/* 1621/*
1485 * Set/unset margin origin mode 1622 * Set/unset margin origin mode
… …
1488 * Relative mode: line numbers are relative to top margin of scrolling region 1625 * Relative mode: line numbers are relative to top margin of scrolling region
1489 * and the cursor cannot be moved outside. 1626 * and the cursor cannot be moved outside.
1490 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1627 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1491 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1628 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1492 */ 1629 */
1493/* EXTPROTO */
1494void 1630void
1495rxvt_scr_relative_origin(pR_ int mode) 1631rxvt_term::scr_relative_origin (int mode) NOTHROW
1496{ 1632{
1497 if (mode) 1633 if (mode)
1498 R->screen.flags |= Screen_Relative; 1634 screen.flags |= Screen_Relative;
1499 else 1635 else
1500 R->screen.flags &= ~Screen_Relative; 1636 screen.flags &= ~Screen_Relative;
1637
1501 rxvt_scr_gotorc(aR_ 0, 0, 0); 1638 scr_gotorc (0, 0, 0);
1502} 1639}
1503 1640
1504/* ------------------------------------------------------------------------- */ 1641/* ------------------------------------------------------------------------- */
1505/* 1642/*
1506 * Set insert/replace mode 1643 * Set insert/replace mode
1507 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1644 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1508 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1645 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1509 */ 1646 */
1510/* EXTPROTO */
1511void 1647void
1512rxvt_scr_insert_mode(pR_ int mode) 1648rxvt_term::scr_insert_mode (int mode) NOTHROW
1513{ 1649{
1514 if (mode) 1650 if (mode)
1515 R->screen.flags |= Screen_Insert; 1651 screen.flags |= Screen_Insert;
1516 else 1652 else
1517 R->screen.flags &= ~Screen_Insert; 1653 screen.flags &= ~Screen_Insert;
1518} 1654}
1519 1655
1520/* ------------------------------------------------------------------------- */ 1656/* ------------------------------------------------------------------------- */
1521/* 1657/*
1522 * Set/Unset tabs 1658 * Set/Unset tabs
1523 * XTERM_SEQ: Set tab at current column : ESC H 1659 * XTERM_SEQ: Set tab at current column : ESC H
1524 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1660 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1525 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1661 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1526 */ 1662 */
1527/* EXTPROTO */
1528void 1663void
1529rxvt_scr_set_tab(pR_ int mode) 1664rxvt_term::scr_set_tab (int mode) NOTHROW
1530{ 1665{
1531 if (mode < 0) 1666 if (mode < 0)
1532 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1667 memset (tabs, 0, ncol);
1533 else if (R->screen.cur.col < R->TermWin.ncol) 1668 else if (screen.cur.col < ncol)
1534 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1669 tabs [screen.cur.col] = !!mode;
1535} 1670}
1536 1671
1537/* ------------------------------------------------------------------------- */ 1672/* ------------------------------------------------------------------------- */
1538/* 1673/*
1539 * Set reverse/normal video 1674 * Set reverse/normal video
1540 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1675 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1541 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1676 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1542 */ 1677 */
1543/* EXTPROTO */
1544void 1678void
1545rxvt_scr_rvideo_mode(pR_ int mode) 1679rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1546{ 1680{
1547 XGCValues gcvalue; 1681 rvideo_mode = on;
1548 1682
1549 if (R->rvideo != mode) { 1683#ifndef NO_BELL
1550 R->rvideo = mode; 1684 on ^= rvideo_bell;
1551 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1685#endif
1552#if defined(XPM_BACKGROUND) 1686
1687 if (rvideo_state != on)
1688 {
1689 rvideo_state = on;
1690
1691 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1692#ifdef HAVE_BG_PIXMAP
1553 if (R->bgPixmap.pixmap == None) 1693 if (bgPixmap.pixmap == None)
1554#endif 1694#endif
1555#if defined(TRANSPARENT) 1695 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1556 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1557#endif
1558 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1559 R->PixColors[Color_bg]);
1560 1696
1697 XGCValues gcvalue;
1561 gcvalue.foreground = R->PixColors[Color_fg]; 1698 gcvalue.foreground = pix_colors[Color_fg];
1562 gcvalue.background = R->PixColors[Color_bg]; 1699 gcvalue.background = pix_colors[Color_bg];
1563 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1700 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1564 &gcvalue); 1701
1565 R->scr_clear (); 1702 scr_clear ();
1566 R->scr_touch (true); 1703 scr_touch (true);
1567 } 1704 }
1568} 1705}
1569 1706
1570/* ------------------------------------------------------------------------- */ 1707/* ------------------------------------------------------------------------- */
1571/* 1708/*
1572 * Report current cursor position 1709 * Report current cursor position
1573 * XTERM_SEQ: Report position: ESC [ 6 n 1710 * XTERM_SEQ: Report position: ESC [ 6 n
1574 */ 1711 */
1575/* EXTPROTO */
1576void 1712void
1577rxvt_scr_report_position(pR) 1713rxvt_term::scr_report_position () NOTHROW
1578{ 1714{
1579 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1715 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1580} 1716}
1581 1717
1582/* ------------------------------------------------------------------------- * 1718/* ------------------------------------------------------------------------- *
1583 * FONTS * 1719 * FONTS *
1584 * ------------------------------------------------------------------------- */ 1720 * ------------------------------------------------------------------------- */
1585 1721
1586/* 1722/*
1587 * Set font style 1723 * Set font style
1588 */ 1724 */
1589/* INTPROTO */
1590void 1725void
1591rxvt_set_font_style(pR) 1726rxvt_term::set_font_style () NOTHROW
1592{ 1727{
1728#if 0
1593 switch (R->charsets[R->screen.charset]) { 1729 switch (charsets [screen.charset])
1730 {
1594 case '0': /* DEC Special Character & Line Drawing Set */ 1731 case '0': /* DEC Special Character & Line Drawing Set */
1595 break; 1732 break;
1596 case 'A': /* United Kingdom (UK) */ 1733 case 'A': /* United Kingdom (UK) */
1597 break; 1734 break;
1598 case 'B': /* United States (USASCII) */ 1735 case 'B': /* United States (USASCII) */
1599 break; 1736 break;
1600 case '<': /* Multinational character set */ 1737 case '<': /* Multinational character set */
1601 break; 1738 break;
1602 case '5': /* Finnish character set */ 1739 case '5': /* Finnish character set */
1603 break; 1740 break;
1604 case 'C': /* Finnish character set */ 1741 case 'C': /* Finnish character set */
1605 break; 1742 break;
1606 case 'K': /* German character set */ 1743 case 'K': /* German character set */
1607 break; 1744 break;
1608 } 1745 }
1746#endif
1609} 1747}
1610 1748
1611/* ------------------------------------------------------------------------- */ 1749/* ------------------------------------------------------------------------- */
1612/* 1750/*
1613 * Choose a font 1751 * Choose a font
1614 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1752 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1615 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1753 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1616 * XTERM_SEQ: Invoke G2 character set: ESC N 1754 * XTERM_SEQ: Invoke G2 character set: ESC N
1617 * XTERM_SEQ: Invoke G3 character set: ESC O 1755 * XTERM_SEQ: Invoke G3 character set: ESC O
1618 */ 1756 */
1619/* EXTPROTO */
1620void 1757void
1621rxvt_scr_charset_choose(pR_ int set) 1758rxvt_term::scr_charset_choose (int set) NOTHROW
1622{ 1759{
1623 R->screen.charset = set; 1760 screen.charset = set;
1624 rxvt_set_font_style(aR); 1761 set_font_style ();
1625} 1762}
1626 1763
1627/* ------------------------------------------------------------------------- */ 1764/* ------------------------------------------------------------------------- */
1628/* 1765/*
1629 * Set a font 1766 * Set a font
… …
1631 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1768 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1632 * XTERM_SEQ: Set G2 character set: ESC * <C> 1769 * XTERM_SEQ: Set G2 character set: ESC * <C>
1633 * XTERM_SEQ: Set G3 character set: ESC + <C> 1770 * XTERM_SEQ: Set G3 character set: ESC + <C>
1634 * See set_font_style for possible values for <C> 1771 * See set_font_style for possible values for <C>
1635 */ 1772 */
1636/* EXTPROTO */
1637void 1773void
1638rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1774rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1639{ 1775{
1640 R->charsets[set] = (unsigned char)ch; 1776 charsets[set] = (unsigned char)ch;
1641 rxvt_set_font_style(aR); 1777 set_font_style ();
1642} 1778}
1643 1779
1644
1645/* ------------------------------------------------------------------------- *
1646 * GRAPHICS COLOURS *
1647 * ------------------------------------------------------------------------- */
1648
1649#ifdef RXVT_GRAPHICS
1650/* EXTPROTO */
1651int
1652rxvt_scr_get_fgcolor(pR)
1653{
1654 return GET_FGCOLOR(R->rstyle);
1655}
1656
1657/* ------------------------------------------------------------------------- */
1658/* EXTPROTO */
1659int
1660rxvt_scr_get_bgcolor(pR)
1661{
1662 return GET_BGCOLOR(R->rstyle);
1663}
1664#endif
1665 1780
1666/* ------------------------------------------------------------------------- * 1781/* ------------------------------------------------------------------------- *
1667 * MAJOR SCREEN MANIPULATION * 1782 * MAJOR SCREEN MANIPULATION *
1668 * ------------------------------------------------------------------------- */ 1783 * ------------------------------------------------------------------------- */
1669 1784
1670/* 1785/*
1786 * refresh matching text.
1787 */
1788bool
1789rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1790{
1791 bool found = false;
1792
1793 for (int i = 0; i < nrow; i++)
1794 {
1795 rend_t *drp = drawn_buf[i].r;
1796
1797 for (int col = 0; col < ncol; col++, drp++)
1798 if ((*drp & mask) == value)
1799 {
1800 found = true;
1801 *drp = ~value;
1802 }
1803 }
1804
1805 return found;
1806}
1807
1808/*
1671 * Refresh an area 1809 * Refresh an area
1672 */ 1810 */
1673enum { 1811enum {
1674 PART_BEG = 0, 1812 PART_BEG = 0,
1675 PART_END, 1813 PART_END,
1676 RC_COUNT 1814 RC_COUNT
1677}; 1815};
1678 1816
1679void 1817void
1680rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1818rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1681{ 1819{
1682 int i; 1820 int i;
1683 row_col_t rc[RC_COUNT]; 1821 row_col_t rc[RC_COUNT];
1684 1822
1685 if (drawn_text == NULL) /* sanity check */ 1823 if (!drawn_buf) /* sanity check */
1686 return; 1824 return;
1687 1825
1688#ifdef DEBUG_STRICT 1826#ifndef NO_SLOW_LINK_SUPPORT
1689 x = max(x, (int)TermWin.int_bwidth); 1827 if (refresh_type == FAST_REFRESH && !display->is_local)
1690 x = min(x, (int)TermWin.width); 1828 {
1691 y = max(y, (int)TermWin.int_bwidth); 1829 y = 0;
1692 y = min(y, (int)TermWin.height); 1830 eheight = height;
1831 }
1693#endif 1832#endif
1694 1833
1695/* round down */ 1834 /* round down */
1696 rc[PART_BEG].col = Pixel2Col(x); 1835 rc[PART_BEG].col = Pixel2Col (x);
1697 rc[PART_BEG].row = Pixel2Row(y); 1836 rc[PART_BEG].row = Pixel2Row (y);
1698/* round up */ 1837 /* round up */
1699 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1838 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1700 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1839 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1701 1840
1702/* sanity checks */ 1841 /* sanity checks */
1703 for (i = PART_BEG; i < RC_COUNT; i++) 1842 for (i = PART_BEG; i < RC_COUNT; i++)
1704 { 1843 {
1705 MIN_IT(rc[i].col, TermWin.ncol - 1); 1844 min_it (rc[i].col, ncol - 1);
1706 MIN_IT(rc[i].row, TermWin.nrow - 1); 1845 min_it (rc[i].row, nrow - 1);
1707 } 1846 }
1708 1847// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1709 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1710
1711 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1848 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1712 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1849 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1713 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1850
1851 num_scr_allow = 0;
1714 1852
1715 if (refresh) 1853 if (refresh)
1716 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1854 scr_refresh ();
1717} 1855}
1718 1856
1719/* ------------------------------------------------------------------------- */ 1857/* ------------------------------------------------------------------------- */
1720/* 1858/*
1721 * Refresh the entire screen 1859 * Refresh the entire screen
1722 */ 1860 */
1723void 1861void
1724rxvt_term::scr_touch (bool refresh) 1862rxvt_term::scr_touch (bool refresh) NOTHROW
1725{ 1863{
1726 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1864 scr_expose (0, 0, width, height, refresh);
1727} 1865}
1728 1866
1729/* ------------------------------------------------------------------------- */ 1867/* ------------------------------------------------------------------------- */
1730/* 1868/*
1731 * Move the display so that the line represented by scrollbar value Y is at 1869 * Move the display so that the line represented by scrollbar value Y is at
1732 * the top of the screen 1870 * the top of the screen
1733 */ 1871 */
1734/* EXTPROTO */ 1872void
1735int
1736rxvt_scr_move_to(pR_ int y, int len) 1873rxvt_term::scr_move_to (int y, int len) NOTHROW
1737{ 1874{
1738 long p = 0; 1875 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1739 uint16_t oldviewstart;
1740
1741 oldviewstart = R->TermWin.view_start;
1742 if (y < len) {
1743 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1744 p -= (long)(R->TermWin.nrow - 1);
1745 p = max(p, 0);
1746 }
1747 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1748 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1749
1750 return rxvt_scr_changeview(aR_ oldviewstart);
1751} 1876}
1752 1877
1753/* ------------------------------------------------------------------------- */ 1878/* ------------------------------------------------------------------------- */
1754/* 1879/*
1755 * Page the screen up/down nlines 1880 * Page the screen up/down nlines
1756 * direction should be UP or DN 1881 * direction should be UP or DN
1757 */ 1882 */
1758/* EXTPROTO */ 1883bool
1759int
1760rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1884rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1761{ 1885{
1762 int n; 1886 int new_view_start =
1763 uint16_t oldviewstart; 1887 direction == UP ? view_start - nlines
1888 : view_start + nlines;
1764 1889
1765 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1766#ifdef DEBUG_STRICT
1767 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1768#endif
1769 oldviewstart = R->TermWin.view_start;
1770 if (direction == UP) {
1771 n = R->TermWin.view_start + nlines;
1772 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1773 } else {
1774 n = R->TermWin.view_start - nlines;
1775 R->TermWin.view_start = max(n, 0);
1776 }
1777 return rxvt_scr_changeview(aR_ oldviewstart); 1890 return scr_changeview (new_view_start);
1778} 1891}
1779 1892
1780/* INTPROTO */ 1893bool
1781int 1894rxvt_term::scr_changeview (int new_view_start) NOTHROW
1782rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1783{ 1895{
1784 if (R->TermWin.view_start != oldviewstart) { 1896 clamp_it (new_view_start, top_row, 0);
1897
1898 if (new_view_start == view_start)
1899 return false;
1900
1901 num_scr += new_view_start - view_start;
1902 view_start = new_view_start;
1785 R->want_refresh = 1; 1903 want_refresh = 1;
1786#ifdef RXVT_GRAPHICS
1787 if (rxvt_Gr_Displayed(aR))
1788 rxvt_Gr_scroll(aR_ 0);
1789#endif
1790 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1791 }
1792 return (int)(R->TermWin.view_start - oldviewstart);
1793}
1794 1904
1795/* ------------------------------------------------------------------------- */ 1905 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1796/* EXTPROTO */ 1906
1797void 1907 return true;
1798rxvt_scr_bell(pR) 1908}
1799{ 1909
1800#ifndef NO_BELL 1910#ifndef NO_BELL
1911void
1912rxvt_term::bell_cb (ev::timer &w, int revents)
1913{
1914 rvideo_bell = false;
1915 scr_rvideo_mode (rvideo_mode);
1916 refresh_check ();
1917}
1918#endif
1919
1920/* ------------------------------------------------------------------------- */
1921void
1922rxvt_term::scr_bell () NOTHROW
1923{
1924#ifndef NO_BELL
1925
1801# ifndef NO_MAPALERT 1926# ifndef NO_MAPALERT
1802# ifdef MAPALERT_OPTION 1927# ifdef MAPALERT_OPTION
1803 if (R->Options & Opt_mapAlert) 1928 if (option (Opt_mapAlert))
1804# endif 1929# endif
1805 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1930 XMapWindow (dpy, parent[0]);
1806# endif 1931# endif
1932
1933# if ENABLE_FRILLS
1934 if (option (Opt_urgentOnBell))
1935 set_urgency (1);
1936# endif
1937
1807 if (R->Options & Opt_visualBell) { 1938 if (option (Opt_visualBell))
1808 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1939 {
1809 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1940 rvideo_bell = true;
1941 scr_rvideo_mode (rvideo_mode);
1942 flush ();
1943
1944 bell_ev.start (VISUAL_BELL_DURATION);
1945 }
1810 } else 1946 else
1811 XBell(R->Xdisplay, 0); 1947 XBell (dpy, 0);
1812#endif 1948#endif
1813} 1949}
1814 1950
1815/* ------------------------------------------------------------------------- */ 1951/* ------------------------------------------------------------------------- */
1816/* ARGSUSED */ 1952/* ARGSUSED */
1817/* EXTPROTO */
1818void 1953void
1819rxvt_scr_printscreen(pR_ int fullhist) 1954rxvt_term::scr_printscreen (int fullhist) NOTHROW
1820{ 1955{
1821#ifdef PRINTPIPE 1956#ifdef PRINTPIPE
1822 int i, r1, nrows, row_offset; 1957 int nrows, row_start;
1823 text_t *t; 1958 FILE *fd = popen_printer ();
1824 FILE *fd;
1825 1959
1826 if ((fd = rxvt_popen_printer(aR)) == NULL) 1960 if (!fd)
1827 return; 1961 return;
1828 nrows = R->TermWin.nrow; 1962
1829 row_offset = R->TermWin.saveLines;
1830 if (!fullhist) 1963 if (fullhist)
1831 row_offset -= R->TermWin.view_start;
1832 else {
1833 nrows += R->TermWin.nscrolled;
1834 row_offset -= R->TermWin.nscrolled;
1835 } 1964 {
1965 nrows = nrow - top_row;
1966 row_start = top_row;
1967 }
1968 else
1969 {
1970 nrows = nrow;
1971 row_start = view_start;
1972 }
1836 1973
1974 wctomb (0, 0);
1975
1837 for (r1 = 0; r1 < nrows; r1++) { 1976 for (int r1 = 0; r1 < nrows; r1++)
1838 t = R->screen.text[r1 + row_offset];
1839 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1840 if (!isspace(t[i]))
1841 break;
1842 fprintf(fd, "%.*s\n", (i + 1), t);
1843 } 1977 {
1978 text_t *tp = ROW(r1).t;
1979 int len = ROW(r1).l;
1980
1981 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1982 {
1983 char mb[MB_LEN_MAX];
1984 text_t t = *tp++;
1985 if (t == NOCHAR)
1986 continue;
1987
1988 len = wctomb (mb, t);
1989
1990 if (len <= 0)
1991 {
1992 mb[0] = ' ';
1993 len = 1;
1994 }
1995
1996 fwrite (mb, 1, len, fd);
1997 }
1998
1999 fputc ('\n', fd);
2000 }
2001
1844 rxvt_pclose_printer(fd); 2002 pclose_printer (fd);
1845#endif 2003#endif
1846} 2004}
1847 2005
1848/* ------------------------------------------------------------------------- */ 2006/* ------------------------------------------------------------------------- */
1849/* 2007/*
1850 * Refresh the screen 2008 * Refresh the screen
1851 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2009 * drawn_text/drawn_rend contain the screen information before the update.
1852 * R->screen.text/R->screen.rend contain what the screen will change to. 2010 * screen.text/screen.rend contain what the screen will change to.
2011 */
2012void
2013rxvt_term::scr_refresh () NOTHROW
2014{
2015 unsigned char have_bg,
2016 showcursor; /* show the cursor */
2017 int16_t col, row, /* column/row we're processing */
2018 ocrow; /* old cursor row */
2019 int i; /* tmp */
2020#ifndef NO_CURSORCOLOR
2021 rend_t cc1; /* store colours at cursor position (s) */
2022#endif
2023 rend_t *crp; // cursor rendition pointer
2024 rend_t ccol1, /* Cursor colour */
2025 ccol2; /* Cursor colour2 */
2026
2027 want_refresh = 0; /* screen is current */
2028
2029 if (refresh_type == NO_REFRESH || !mapped)
2030 return;
2031
2032 /*
2033 * A: set up vars
1853 */ 2034 */
2035 refresh_count = 0;
1854 2036
1855#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2037 have_bg = 0;
1856# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2038#ifdef HAVE_BG_PIXMAP
1857# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2039 have_bg = bgPixmap.pixmap != None;
2040#endif
2041 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2042
2043 /*
2044 * B: reverse any characters which are selected
2045 */
2046 scr_reverse_selection ();
2047
2048 /*
2049 * C: set the cursor character (s)
2050 */
2051 {
2052 unsigned char setoldcursor;
2053
2054 showcursor = (screen.flags & Screen_VisibleCursor);
2055#ifdef CURSOR_BLINK
2056 if (hidden_cursor)
2057 showcursor = 0;
2058#endif
2059
2060 if (showcursor)
2061 {
2062 int col = screen.cur.col;
2063
2064 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2065 col--;
2066
2067 crp = &ROW(screen.cur.row).r[col];
2068
2069#ifndef NO_CURSORCOLOR
2070 cc1 = *crp & (RS_fgMask | RS_bgMask);
2071 if (ISSET_PIXCOLOR (Color_cursor))
2072 ccol1 = Color_cursor;
2073 else
2074#endif
2075#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2076 ccol1 = fgcolor_of (rstyle);
1858#else 2077#else
1859# define MONO_BOLD(x) \ 2078 ccol1 = Color_fg;
1860 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1861# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1862#endif 2079#endif
1863 2080
1864#define FONT_WIDTH(X, Y) \
1865 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1866#define FONT_RBEAR(X, Y) \
1867 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1868#define FONT_LBEAR(X, Y) \
1869 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1870#define IS_FONT_CHAR(X, Y) \
1871 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1872
1873void
1874rxvt_term::scr_refresh (unsigned char refresh_type)
1875{
1876 unsigned char clearfirst, /* first character writes before cell */
1877 clearlast, /* last character writes beyond cell */
1878 must_clear, /* use draw_string not draw_image_string */
1879#ifndef NO_BOLDFONT
1880 bfont, /* we've changed font to bold font */
1881#endif
1882 rvid, /* reverse video this position */
1883 wbyte, /* we're in multibyte */
1884 showcursor; /* show the cursor */
1885 int fore, back; /* desired foreground/background */
1886 int16_t col, row, /* column/row we're processing */
1887 ocrow; /* old cursor row */
1888 int cursorwidth;
1889 int i, /* tmp */
1890 row_offset; /* basic offset in screen structure */
1891#ifndef NO_CURSORCOLOR 2081#ifndef NO_CURSORCOLOR
1892 rend_t cc1; /* store colours at cursor position(s) */
1893 rend_t cc2; /* store colours at cursor position(s) */
1894#endif
1895 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1896 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1897
1898 if (refresh_type == NO_REFRESH || !TermWin.mapped)
1899 return;
1900
1901 /*
1902 * A: set up vars
1903 */
1904 clearfirst = clearlast = must_clear = wbyte = 0;
1905#ifndef NO_BOLDFONT
1906 bfont = 0;
1907#endif
1908
1909 if (currmaxcol < TermWin.ncol)
1910 {
1911 currmaxcol = TermWin.ncol;
1912 buffer = (char *)rxvt_realloc (buffer,
1913 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1914 }
1915
1916 refresh_count = 0;
1917
1918 row_offset = TermWin.saveLines - TermWin.view_start;
1919
1920 if ((refresh_type & REFRESH_BOUNDS))
1921 {
1922 clearfirst = clearlast = 1;
1923 refresh_type &= ~REFRESH_BOUNDS;
1924 }
1925
1926#if defined(XPM_BACKGROUND)
1927 must_clear |= (bgPixmap.pixmap != None);
1928#endif
1929#if defined(TRANSPARENT)
1930 must_clear |= ((Options & Opt_transparent) && am_transparent);
1931#endif
1932 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1933
1934 /*
1935 * B: reverse any characters which are selected
1936 */
1937 rxvt_scr_reverse_selection (this);
1938
1939 /*
1940 * C: set the cursor character(s)
1941 */
1942 {
1943 unsigned char setoldcursor;
1944 rend_t ccol1, /* Cursor colour */
1945 ccol2; /* Cursor colour2 */
1946
1947 showcursor = (screen.flags & Screen_VisibleCursor);
1948 cursorwidth = 0;
1949#ifdef CURSOR_BLINK
1950 if (hidden_cursor)
1951 showcursor = 0;
1952#endif
1953
1954 cursorwidth = 0;
1955
1956 if (showcursor)
1957 {
1958 cursorwidth++;
1959
1960 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
1961 [screen.cur.col]);
1962
1963 if (showcursor && TermWin.focus)
1964 {
1965 *srp ^= RS_RVid;
1966#ifndef NO_CURSORCOLOR
1967 cc1 = *srp & (RS_fgMask | RS_bgMask);
1968 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2082 if (ISSET_PIXCOLOR (Color_cursor2))
1969 ccol1 = Color_cursor; 2083 ccol2 = Color_cursor2;
1970 else 2084 else
2085#endif
1971#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2086#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1972 ccol1 = GET_FGCOLOR(rstyle); 2087 ccol2 = bgcolor_of (rstyle);
1973#else 2088#else
1974 ccol1 = Color_fg; 2089 ccol2 = Color_bg;
1975#endif 2090#endif
1976 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2091
1977 ccol2 = Color_cursor2; 2092 if (showcursor && focus)
2093 {
2094 if (option (Opt_cursorUnderline))
2095 *crp ^= RS_Uline;
1978 else 2096 else
1979#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2097 {
1980 ccol2 = GET_BGCOLOR(rstyle); 2098 *crp ^= RS_RVid;
1981#else
1982 ccol2 = Color_bg;
1983#endif
1984 *srp = SET_FGCOLOR(*srp, ccol1); 2099 *crp = SET_FGCOLOR (*crp, ccol1);
1985 *srp = SET_BGCOLOR(*srp, ccol2); 2100 *crp = SET_BGCOLOR (*crp, ccol2);
1986#endif
1987 }
1988
1989 while (IS_WIDE (*srp))
1990 cursorwidth++, srp++;
1991 }
1992
1993 /* make sure no outline cursor is left around */
1994 setoldcursor = 0;
1995 if (ocrow != -1) {
1996 if (screen.cur.row + TermWin.view_start != ocrow
1997 || screen.cur.col != oldcursor.col) {
1998 if (ocrow < TermWin.nrow
1999 && oldcursor.col < TermWin.ncol) {
2000 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
2001 } 2101 }
2002 if (TermWin.focus || !showcursor)
2003 oldcursor.row = -1;
2004 else
2005 setoldcursor = 1;
2006 }
2007 } else if (!TermWin.focus)
2008 setoldcursor = 1;
2009 if (setoldcursor) {
2010 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
2011 oldcursor.row = -1;
2012 else {
2013 oldcursor.row = screen.cur.row + TermWin.view_start;
2014 oldcursor.col = screen.cur.col;
2015 } 2102 }
2016 } 2103 }
2104
2105 /* make sure no outline cursor is left around */
2106 setoldcursor = 0;
2107 if (ocrow != -1)
2108 {
2109 if (screen.cur.row - view_start != ocrow
2110 || screen.cur.col != oldcursor.col)
2111 {
2112 if (ocrow < nrow
2113 && oldcursor.col < ncol)
2114 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2115
2116 if (focus || !showcursor)
2117 oldcursor.row = -1;
2118 else
2119 setoldcursor = 1;
2120 }
2017 } 2121 }
2122 else if (!focus)
2123 setoldcursor = 1;
2124
2125 if (setoldcursor)
2126 {
2127 if (screen.cur.row - view_start >= nrow)
2128 oldcursor.row = -1;
2129 else
2130 {
2131 oldcursor.row = screen.cur.row - view_start;
2132 oldcursor.col = screen.cur.col;
2133 }
2134 }
2135 }
2136
2137 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2138#if ENABLE_OVERLAY
2139 scr_swap_overlay ();
2140#endif
2018 2141
2019#ifndef NO_SLOW_LINK_SUPPORT 2142#ifndef NO_SLOW_LINK_SUPPORT
2020 /* 2143 /*
2021 * D: CopyArea pass - very useful for slower links 2144 * D: CopyArea pass - very useful for slower links
2022 * This has been deliberately kept simple. 2145 * This has been deliberately kept simple.
2023 */ 2146 */
2024 i = num_scr; 2147 if (!display->is_local
2025 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2148 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2026 && abs(i) < TermWin.nrow && !must_clear) 2149 && abs (num_scr) < nrow && !have_bg)
2027 { 2150 {
2028 int16_t nits; 2151 int16_t nits;
2029 int j; 2152 int i = num_scr;
2030 rend_t *drp2; 2153 int j;
2031 text_t *dtp2; 2154 int len, wlen;
2032 int len, wlen; 2155 dLocal (int, num_scr);
2033 2156
2034 j = TermWin.nrow; 2157 j = nrow;
2035 wlen = len = -1; 2158 wlen = len = -1;
2036 row = i > 0 ? 0 : j - 1; 2159 row = i > 0 ? 0 : j - 1;
2160
2037 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2161 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2038 { 2162 {
2039 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2163 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2040 { 2164 {
2041 stp = screen.text[row + row_offset]; 2165 line_t s = ROW(view_start + row);
2042 srp = screen.rend[row + row_offset];
2043 dtp = drawn_text[row]; 2166 line_t d = drawn_buf[row];
2044 dtp2 = drawn_text[row + i]; 2167 line_t d2 = drawn_buf[row + i];
2045 drp = drawn_rend[row];
2046 drp2 = drawn_rend[row + i];
2047 2168
2048 for (nits = 0, col = TermWin.ncol; col--; ) 2169 for (nits = 0, col = ncol; col--; )
2049 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2170 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2050 nits--; 2171 nits--;
2051 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2172 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2052 nits++; 2173 nits++;
2053 2174
2054 if (nits > 8) /* XXX: arbitrary choice */ 2175 if (nits > 8) /* XXX: arbitrary choice */
2176 {
2177 for (col = ncol; col--; )
2178 {
2179 *d.t++ = *d2.t++;
2180 *d.r++ = *d2.r++;
2181 }
2182
2183 if (len == -1)
2184 len = row;
2185
2186 wlen = row;
2187 continue;
2188 }
2189 }
2190
2191 if (len >= 0)
2192 {
2193 /* also comes here at end if needed because of >= above */
2194 if (wlen < len)
2195 ::swap (wlen, len);
2196
2197 XGCValues gcv;
2198
2199 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2200 XCopyArea (dpy, vt, vt,
2201 gc, 0, Row2Pixel (len + i),
2202 (unsigned int)this->width,
2203 (unsigned int)Height2Pixel (wlen - len + 1),
2204 0, Row2Pixel (len));
2205 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2206
2207 len = -1;
2208 }
2209 }
2210 }
2211#endif
2212
2213 /*
2214 * E: main pass across every character
2215 */
2216 for (row = 0; row < nrow; row++)
2217 {
2218 text_t *stp = ROW(view_start + row).t;
2219 rend_t *srp = ROW(view_start + row).r;
2220 text_t *dtp = drawn_buf[row].t;
2221 rend_t *drp = drawn_buf[row].r;
2222
2223 /*
2224 * E2: OK, now the real pass
2225 */
2226 int ypixel = (int)Row2Pixel (row);
2227
2228 for (col = 0; col < ncol; col++)
2229 {
2230 /* compare new text with old - if exactly the same then continue */
2231 if (stp[col] == dtp[col] /* Must match characters to skip. */
2232 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2233 || (stp[col] == ' ' /* space w/ no background change */
2234 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2235 continue;
2236
2237 // redraw one or more characters
2238
2239 // seek to the beginning of wide characters
2240 while (expect_false (stp[col] == NOCHAR && col > 0))
2241 --col;
2242
2243 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2244 text_t *text = stp + col;
2245 int count = 1;
2246
2247 dtp[col] = stp[col];
2248 drp[col] = rend;
2249
2250 int xpixel = Col2Pixel (col);
2251
2252 for (i = 0; ++col < ncol; )
2253 {
2254 if (stp[col] == NOCHAR)
2255 {
2256 dtp[col] = stp[col];
2257 drp[col] = rend;
2258 count++;
2259 i++;
2260
2261 continue;
2262 }
2263
2264 if (!RS_SAME (rend, srp[col]))
2265 break;
2266
2267 count++;
2268
2269 if (stp[col] != dtp[col]
2270 || !RS_SAME (srp[col], drp[col]))
2271 {
2272 if (have_bg && (i++ > count / 2))
2273 break;
2274
2275 dtp[col] = stp[col];
2276 drp[col] = rend;
2277 i = 0;
2278 }
2279 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2280 break;
2281 }
2282
2283 col--; /* went one too far. move back */
2284 count -= i; /* dump any matching trailing chars */
2285
2286 // sometimes we optimize away the trailing NOCHAR's, add them back
2287 while (expect_false (i && text[count] == NOCHAR))
2288 count++, i--;
2289
2290 /*
2291 * Determine the attributes for the string
2292 */
2293 int fore = fgcolor_of (rend); // desired foreground
2294 int back = bgcolor_of (rend); // desired background
2295
2296 // only do special processing if any attributes are set, which is unlikely
2297 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)))
2298 {
2299 bool invert = rend & RS_RVid;
2300
2301#ifndef NO_BOLD_UNDERLINE_REVERSE
2302 if (rend & RS_Bold && fore == Color_fg)
2303 {
2304 if (ISSET_PIXCOLOR (Color_BD))
2305 fore = Color_BD;
2306# if !ENABLE_STYLES
2307 else
2308 invert = !invert;
2309# endif
2310 }
2311
2312 if (rend & RS_Italic && fore == Color_fg)
2313 {
2314 if (ISSET_PIXCOLOR (Color_IT))
2315 fore = Color_IT;
2316# if !ENABLE_STYLES
2317 else
2318 invert = !invert;
2319# endif
2320 }
2321
2322 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2323 fore = Color_UL;
2324#endif
2325
2326 if (invert)
2327 {
2328#ifdef OPTION_HC
2329 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2330 || !ISSET_PIXCOLOR (Color_HC))
2331#endif
2332 /* invert the column if no highlightColor is set or it is the
2333 * current cursor column */
2334 ::swap (fore, back);
2335#ifdef OPTION_HC
2336 else if (ISSET_PIXCOLOR (Color_HC))
2337 back = Color_HC;
2338#endif
2339
2340#ifndef NO_BOLD_UNDERLINE_REVERSE
2341# ifndef OPTION_HC
2342 if (ISSET_PIXCOLOR (Color_RV))
2343 back = Color_RV;
2344# endif
2345 if (fore == back)
2346 {
2347 fore = Color_bg;
2348 back = Color_fg;
2349 }
2350#endif
2351 }
2352
2353#ifdef TEXT_BLINK
2354 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2355 {
2356 if (!text_blink_ev.is_active ())
2357 {
2358 text_blink_ev.again ();
2359 hidden_text = 0;
2360 }
2361 else if (hidden_text)
2362 fore = back;
2363 }
2364#endif
2365
2366#if ENABLE_STYLES
2367 // "careful" (too wide) character handling
2368
2369 // include previous careful character(s) if possible, looks nicer (best effort...)
2370 while (text > stp
2371 && srp[text - stp - 1] & RS_Careful
2372 && RS_SAME (rend, srp[text - stp - 1]))
2373 text--, count++, xpixel -= fwidth;
2374
2375 // force redraw after "careful" characters to avoid pixel droppings
2376 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2377 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2378
2379 // force redraw before "careful" characters to avoid pixel droppings
2380 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2381 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2382#endif
2383 }
2384
2385 /*
2386 * Actually do the drawing of the string here
2387 */
2388 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2389
2390 if (expect_true (have_bg && back == Color_bg))
2391 {
2392 // this is very ugly, maybe push it into ->draw?
2393
2394 for (i = 0; i < count; i++) /* don't draw empty strings */
2395 if (text[i] != ' ')
2055 { 2396 {
2056 for (col = TermWin.ncol; col--; ) 2397 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2057 { 2398 goto did_clear;
2058 *dtp++ = *dtp2++;
2059 *drp++ = *drp2++;
2060 }
2061
2062 if (len == -1)
2063 len = row;
2064
2065 wlen = row;
2066 continue;
2067 } 2399 }
2400
2401 CLEAR_CHARS (xpixel, ypixel, count);
2402 did_clear: ;
2068 } 2403 }
2404 else
2405 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2069 2406
2070 if (len != -1) 2407 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2071 { 2408 {
2072 /* also comes here at end if needed because of >= above */ 2409#if ENABLE_FRILLS
2073 if (wlen < len) 2410 if (ISSET_PIXCOLOR (Color_underline))
2074 SWAP_IT(wlen, len, int); 2411 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2075
2076 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2077 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2078 TermWin.gc, 0, Row2Pixel (len + i),
2079 (unsigned int)TermWin_TotalWidth (),
2080 (unsigned int)Height2Pixel (wlen - len + 1),
2081 0, Row2Pixel (len));
2082 len = -1;
2083 }
2084 }
2085 }
2086#endif
2087
2088 /*
2089 * E: main pass across every character
2090 */
2091 for (row = 0; row < TermWin.nrow; row++)
2092 {
2093 stp = screen.text[row + row_offset];
2094 srp = screen.rend[row + row_offset];
2095 dtp = drawn_text[row];
2096 drp = drawn_rend[row];
2097
2098 /*
2099 * E2: OK, now the real pass
2100 */
2101 int ypixel = (int)Row2Pixel(row);
2102
2103 for (col = 0; col < TermWin.ncol; col++)
2104 {
2105 /* compare new text with old - if exactly the same then continue */
2106 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2107
2108 if (stp[col] == dtp[col] /* Must match characters to skip. */
2109 && (rend == drp[col] /* Either rendition the same or */
2110 || (stp[col] == ' ' /* space w/ no background change */
2111 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2112 continue;
2113
2114 text_t *text = stp + col;
2115 int count = 1;
2116
2117 /* redraw one or more characters */
2118
2119 dtp[col] = stp[col];
2120 drp[col] = rend;
2121
2122 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2123 continue;
2124
2125 int xpixel = Col2Pixel(col);
2126
2127 // this loop looks very messy, it can probably be optimized
2128 // and cleaned a bit by you?
2129 for (i = 0; ++col < TermWin.ncol; )
2130 {
2131 if (stp[col] == NOCHAR)
2132 {
2133 dtp[col] = stp[col];
2134 drp[col] = rend;
2135 count++;
2136
2137 if (i) // only possible skip if char unchanged
2138 i++;
2139
2140 continue;
2141 }
2142
2143 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2144 break;
2145
2146 count++;
2147
2148 if (stp[col] != dtp[col]
2149 || srp[col] != drp[col])
2150 {
2151 if (must_clear && (i++ > (count / 2)))
2152 break;
2153
2154 dtp[col] = stp[col];
2155 drp[col] = rend;
2156 i = 0;
2157 }
2158 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2159 break;
2160 }
2161
2162 col--; /* went one too far. move back */
2163 count -= i; /* dump any matching trailing chars */
2164
2165 /*
2166 * Determine the attributes for the string
2167 */
2168 int fid = GET_FONT(rend);
2169 fore = GET_FGCOLOR(rend);
2170 back = GET_BGCOLOR(rend);
2171 rend = GET_ATTR(rend);
2172
2173 rvid = (rend & RS_RVid) ? 1 : 0;
2174#ifdef OPTION_HC
2175 if (!rvid && (rend & RS_Blink))
2176 {
2177 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2178 back = Color_HC;
2179 else 2412 else
2180 rvid = !rvid; /* fall back */
2181 }
2182#endif
2183 if (rvid)
2184 {
2185 SWAP_IT(fore, back, int);
2186
2187#ifndef NO_BOLD_UNDERLINE_REVERSE
2188 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2189# ifndef NO_CURSORCOLOR
2190 && !ISSET_PIXCOLOR (this, Color_cursor)
2191# endif 2413#endif
2192 ) 2414 XSetForeground (dpy, gc, pix_colors[fore]);
2193 back = Color_RV;
2194#endif
2195 }
2196#ifndef NO_BOLD_UNDERLINE_REVERSE
2197 else if (rend & RS_Bold)
2198 {
2199 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_BD))
2200 {
2201 fore = Color_BD;
2202# ifndef VERYBOLD
2203 rend &= ~RS_Bold; /* we've taken care of it */
2204# endif
2205 }
2206 }
2207 else if (rend & RS_Uline)
2208 {
2209 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2210 {
2211 fore = Color_UL;
2212 rend &= ~RS_Uline; /* we've taken care of it */
2213 }
2214 }
2215#endif
2216 2415
2217 /* 2416 XDrawLine (dpy, vt, gc,
2218 * Actually do the drawing of the string here
2219 */
2220 rxvt_font *font = (*TermWin.fontset)[fid];
2221
2222 if (back == Color_bg)
2223 {
2224 if (must_clear)
2225 {
2226 for (i = 0; i < count; i++) /* don't draw empty strings */
2227 if (text[i] != ' ')
2228 {
2229 font->draw (xpixel, ypixel, text, count, fore, -1);
2230 goto nodraw;
2231 }
2232
2233 CLEAR_CHARS (xpixel, ypixel, count);
2234nodraw: ;
2235 }
2236 else
2237 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2238 }
2239 else
2240 font->draw (xpixel, ypixel, text, count, fore, back);
2241
2242 if ((rend & RS_Uline) && (font->descent > 1))
2243 XDrawLine(Xdisplay, drawBuffer, TermWin.gc,
2244 xpixel, ypixel + font->ascent + 1, 2417 xpixel, ypixel + font->ascent + 1,
2245 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2418 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2419 }
2246 } /* for (col....) */ 2420 } /* for (col....) */
2247 } /* for (row....) */ 2421 } /* for (row....) */
2248 2422
2423#if ENABLE_OVERLAY
2424 scr_swap_overlay ();
2425#endif
2426 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2427
2249 /* 2428 /*
2250 * G: cleanup cursor and display outline cursor if necessary 2429 * G: cleanup cursor and display outline cursor if necessary
2251 */ 2430 */
2252 if (showcursor) { 2431 if (showcursor)
2253 if (TermWin.focus) { 2432 {
2254 srp = &(screen.rend[screen.cur.row + TermWin.saveLines] 2433 if (focus)
2255 [screen.cur.col]); 2434 {
2435 if (option (Opt_cursorUnderline))
2436 *crp ^= RS_Uline;
2437 else
2438 {
2256 *srp ^= RS_RVid; 2439 *crp ^= RS_RVid;
2257#ifndef NO_CURSORCOLOR 2440#ifndef NO_CURSORCOLOR
2258 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2441 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2259#endif 2442#endif
2443 }
2444 }
2260 } else if (oldcursor.row >= 0) { 2445 else if (oldcursor.row >= 0)
2446 {
2447 int cursorwidth = 1;
2448 int col = oldcursor.col;
2449
2450 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2451 col--;
2452
2453 while (col + cursorwidth < ncol
2454 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2455 cursorwidth++;
2456
2261#ifndef NO_CURSORCOLOR 2457#ifndef NO_CURSORCOLOR
2262 unsigned long gcmask; /* Graphics Context mask */
2263
2264 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2458 if (ISSET_PIXCOLOR (Color_cursor))
2265 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]); 2459 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2460 else
2266#endif 2461#endif
2267 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc, 2462 XSetForeground (dpy, gc, pix_colors[ccol1]);
2463
2464 XDrawRectangle (dpy, vt, gc,
2268 Col2Pixel(oldcursor.col), 2465 Col2Pixel (col),
2269 Row2Pixel(oldcursor.row), 2466 Row2Pixel (oldcursor.row),
2270 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2467 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2271 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1)); 2468 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2272 } 2469 }
2273 } 2470 }
2274 2471
2275 /* 2472 /*
2276 * H: cleanup selection 2473 * H: cleanup selection
2277 */ 2474 */
2278 rxvt_scr_reverse_selection (this); 2475 scr_reverse_selection ();
2279 2476
2280 /*
2281 * I: other general cleanup
2282 */
2283 if (clearfirst && TermWin.int_bwidth)
2284 /*
2285 * clear the whole screen height, note that width == 0 is treated
2286 * specially by XClearArea
2287 */
2288 XClearArea(Xdisplay, TermWin.vt, 0, 0,
2289 (unsigned int)TermWin.int_bwidth,
2290 (unsigned int)TermWin_TotalHeight(), False);
2291 if (clearlast && TermWin.int_bwidth)
2292 /*
2293 * clear the whole screen height, note that width == 0 is treated
2294 * specially by XClearArea
2295 */
2296 XClearArea(Xdisplay, TermWin.vt,
2297 TermWin.width + TermWin.int_bwidth, 0,
2298 (unsigned int)TermWin.int_bwidth,
2299 (unsigned int)TermWin_TotalHeight(), False);
2300 if (refresh_type & SMOOTH_REFRESH)
2301 XSync(Xdisplay, False);
2302
2303 num_scr = 0; 2477 num_scr = 0;
2304 num_scr_allow = 1; 2478 num_scr_allow = 1;
2305 want_refresh = 0; /* screen is current */
2306} 2479}
2307 2480
2308/* ------------------------------------------------------------------------- */
2309void 2481void
2310rxvt_term::scr_clear() 2482rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2311{ 2483{
2484 if (!l.t)
2485 return;
2486
2487 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2488
2489 for (int i = ncol; i--; )
2490 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2491}
2492
2493void
2494rxvt_term::scr_remap_chars () NOTHROW
2495{
2496 for (int i = total_rows; i--; )
2497 scr_remap_chars (row_buf [i]);
2498
2499 for (int i = nrow; i--; )
2500 {
2501 scr_remap_chars (drawn_buf [i]);
2502 scr_remap_chars (swap_buf [i]);
2503 }
2504}
2505
2506void
2507rxvt_term::scr_recolour () NOTHROW
2508{
2509#ifdef HAVE_BG_PIXMAP
2510 bgPixmap.apply ();
2511#else
2512
2513 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2514 XClearWindow (dpy, parent[0]);
2515 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2516
2517 if (scrollBar.win)
2518 {
2519 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2520 scrollBar.state = STATE_IDLE;
2521 scrollBar.show (0);
2522 }
2523
2524#endif
2525
2526 /* bgPixmap.apply () does not do the following : */
2527 scr_clear ();
2528 scr_touch (true);
2529 want_refresh = 1;
2530}
2531
2532/* ------------------------------------------------------------------------- */
2533void
2534rxvt_term::scr_clear (bool really) NOTHROW
2535{
2312 if (!TermWin.mapped) 2536 if (!mapped)
2313 return; 2537 return;
2314 2538
2315 num_scr_allow = 0; 2539 num_scr_allow = 0;
2316 want_refresh = 1; 2540 want_refresh = 1;
2317#ifdef TRANSPARENT 2541
2318 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2542 if (really)
2543 XClearWindow (dpy, vt);
2544}
2545
2546void
2547rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2548{
2549 int view_end = view_start + nrow;
2550 int row, col;
2551
2552 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2553 {
2554 text_t *stp = ROW(row).t;
2555 rend_t *srp = ROW(row).r;
2556
2557 for (col = beg_col; col < end_col; col++)
2558 srp[col] ^= rstyle1;
2559
2560 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2561 srp[col] ^= rstyle2;
2562
2563 if (++col < end_col)
2564 srp[col] ^= rstyle2;
2319 { 2565 }
2320 int i; 2566}
2321 2567
2322 if (!(Options & Opt_transparent_all)) 2568void
2569rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2570{
2571 int view_end = view_start + nrow;
2572 int row, col;
2573
2574 if (beg_row >= view_start)
2575 {
2576 col = beg_col;
2577 row = beg_row;
2578 }
2579 else
2580 {
2323 i = 0; 2581 col = 0;
2582 row = view_start;
2583 }
2584
2585 for (; row < min (end_row, view_end); row++, col = 0)
2586 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2587 srp[col] ^= rstyle;
2588
2589 if (row == end_row)
2590 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2591 srp[col] ^= rstyle;
2592}
2593
2594/* ------------------------------------------------------------------------- */
2595void
2596rxvt_term::scr_reverse_selection () NOTHROW
2597{
2598 if (selection.op
2599 && current_screen == selection.screen
2600 && selection.end.row >= view_start)
2601 {
2602#if !ENABLE_MINIMAL
2603 if (selection.rect)
2604 scr_xor_rect (selection.beg.row, selection.beg.col,
2605 selection.end.row, selection.end.col,
2606 RS_RVid, RS_RVid | RS_Uline);
2324 else 2607 else
2325 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2326
2327 while (i--)
2328 if (TermWin.parent[i] != None)
2329 XClearWindow(Xdisplay, TermWin.parent[i]);
2330 }
2331#endif 2608#endif
2332 2609 scr_xor_span (selection.beg.row, selection.beg.col,
2333 XClearWindow (Xdisplay, TermWin.vt); 2610 selection.end.row, selection.end.col,
2334} 2611 RS_RVid);
2335
2336/* ------------------------------------------------------------------------- */
2337/* INTPROTO */
2338void
2339rxvt_scr_reverse_selection(pR)
2340{
2341 int i, col, row, end_row;
2342 rend_t *srp;
2343
2344 if (R->selection.op && R->current_screen == R->selection.screen) {
2345 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2346 i = R->selection.beg.row + R->TermWin.saveLines;
2347 row = R->selection.end.row + R->TermWin.saveLines;
2348 if (i >= end_row)
2349 col = R->selection.beg.col;
2350 else {
2351 col = 0;
2352 i = end_row;
2353 }
2354 end_row += R->TermWin.nrow;
2355 for (; i < row && i < end_row; i++, col = 0)
2356 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2357#ifndef OPTION_HC
2358 srp[col] ^= RS_RVid;
2359#else
2360 srp[col] ^= RS_Blink;
2361#endif
2362 if (i == row && i < end_row)
2363 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2364#ifndef OPTION_HC
2365 srp[col] ^= RS_RVid;
2366#else
2367 srp[col] ^= RS_Blink;
2368#endif
2369 } 2612 }
2370} 2613}
2371 2614
2372/* ------------------------------------------------------------------------- */ 2615/* ------------------------------------------------------------------------- */
2373/* 2616/*
2374 * Dump the whole scrollback and screen to the passed filedescriptor. The 2617 * Dump the whole scrollback and screen to the passed filedescriptor. The
2375 * invoking routine must close the fd. 2618 * invoking routine must close the fd.
2376 */ 2619 */
2377#if 0 2620#if 0
2378/* EXTPROTO */
2379void 2621void
2380rxvt_scr_dump(pR_ int fd) 2622rxvt_term::scr_dump (int fd) NOTHROW
2381{ 2623{
2382 int row, wrote; 2624 int row, wrote;
2383 unsigned int width, towrite; 2625 unsigned int width, towrite;
2384 char r1[] = "\n"; 2626 char r1[] = "\n";
2385 2627
2386 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2628 for (row = saveLines + top_row;
2387 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2629 row < saveLines + nrow - 1; row++)
2388 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2630 {
2389 : R->TermWin.ncol; 2631 width = row_buf[row].l >= 0 ? row_buf[row].l
2632 : ncol;
2390 for (towrite = width; towrite; towrite -= wrote) { 2633 for (towrite = width; towrite; towrite -= wrote)
2634 {
2391 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2635 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2392 towrite); 2636 towrite);
2393 if (wrote < 0) 2637 if (wrote < 0)
2394 return; /* XXX: death, no report */ 2638 return; /* XXX: death, no report */
2395 } 2639 }
2396 if (R->screen.tlen[row] >= 0) 2640 if (row_buf[row].l >= 0)
2397 if (write(fd, r1, 1) <= 0) 2641 if (write (fd, r1, 1) <= 0)
2398 return; /* XXX: death, no report */ 2642 return; /* XXX: death, no report */
2399 } 2643 }
2400} 2644}
2401#endif 2645#endif
2402 2646
2403/* ------------------------------------------------------------------------- * 2647/* ------------------------------------------------------------------------- *
2404 * CHARACTER SELECTION * 2648 * CHARACTER SELECTION *
2405 * ------------------------------------------------------------------------- */ 2649 * ------------------------------------------------------------------------- */
2406
2407/*
2408 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2409 */
2410/* EXTPROTO */
2411void 2650void
2412rxvt_selection_check(pR_ int check_more) 2651rxvt_term::selection_check (int check_more) NOTHROW
2413{ 2652{
2414 row_col_t pos; 2653 row_col_t pos;
2415 2654
2416 if (!R->selection.op) 2655 if (!selection.op)
2417 return; 2656 return;
2418 2657
2419 pos.row = pos.col = 0; 2658 pos.row = pos.col = 0;
2420 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2659 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2421 || (R->selection.beg.row >= R->TermWin.nrow) 2660 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2422 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2661 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2423 || (R->selection.mark.row >= R->TermWin.nrow)
2424 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2425 || (R->selection.end.row >= R->TermWin.nrow)
2426 || (check_more == 1 2662 || (check_more == 1
2427 && R->current_screen == R->selection.screen 2663 && current_screen == selection.screen
2428 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2664 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2429 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2665 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2430 || (check_more == 2 2666 || (check_more == 2
2431 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2667 && ROWCOL_IS_BEFORE (selection.beg, pos)
2432 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2668 && ROWCOL_IS_AFTER (selection.end, pos))
2433 || (check_more == 3 2669 || (check_more == 3
2434 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2670 && ROWCOL_IS_AFTER (selection.end, pos))
2435 || (check_more == 4 /* screen width change */ 2671 || (check_more == 4 /* screen width change */
2436 && (R->selection.beg.row != R->selection.end.row 2672 && (selection.beg.row != selection.end.row
2437 || R->selection.end.col > R->TermWin.ncol))) 2673 || selection.end.col > ncol)))
2438 CLEAR_SELECTION(R); 2674 CLEAR_SELECTION ();
2439} 2675}
2440 2676
2441/* ------------------------------------------------------------------------- */ 2677/* ------------------------------------------------------------------------- */
2442/* 2678/*
2443 * Paste a selection direct to the command fd 2679 * Paste a selection direct to the command fd
2444 */ 2680 */
2445void 2681void
2446rxvt_term::paste (const unsigned char *data, unsigned int len) 2682rxvt_term::paste (char *data, unsigned int len) NOTHROW
2447{ 2683{
2448 unsigned int i, j, n;
2449 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2450
2451#if 0
2452 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2453 ZERO_SCROLLBACK (r);
2454#endif
2455
2456 /* convert normal newline chars into common keyboard Return key sequence */ 2684 /* convert normal newline chars into common keyboard Return key sequence */
2457 for (i = 0; i < len; i += PROP_SIZE) 2685 for (unsigned int i = 0; i < len; i++)
2458 { 2686 if (data[i] == C0_LF)
2459 n = min (len - i, PROP_SIZE); 2687 data[i] = C0_CR;
2460 MEMCPY (ds, data + i, n);
2461 2688
2462 for (j = 0; j < n; j++) 2689 if (priv_modes & PrivMode_BracketPaste)
2463 if (ds[j] == '\n') 2690 tt_printf ("\e[200~");
2464 ds[j] = '\r';
2465 2691
2466 tt_write (ds, (int)n); 2692 tt_write (data, len);
2467 }
2468 2693
2469 free(ds); 2694 if (priv_modes & PrivMode_BracketPaste)
2695 tt_printf ("\e[201~");
2470} 2696}
2471 2697
2472/* ------------------------------------------------------------------------- */ 2698/* ------------------------------------------------------------------------- */
2473/* 2699/*
2474 * Respond to a notification that a primary selection has been sent 2700 * Respond to a notification that a primary selection has been sent
2475 * EXT: SelectionNotify 2701 * EXT: SelectionNotify
2476 */ 2702 */
2477/* EXTPROTO */ 2703void
2478int
2479rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2704rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2480{ 2705{
2481 long nread = 0; 2706 if (prop == None) /* check for failed XConvertSelection */
2707 {
2708 if ((selection_type & Sel_CompoundText))
2709 {
2710 int selnum = selection_type & Sel_whereMask;
2711
2712 selection_type = 0;
2713 if (selnum != Sel_direct)
2714 selection_request_other (XA_STRING, selnum);
2715 }
2716
2717 if ((selection_type & Sel_UTF8String))
2718 {
2719 int selnum = selection_type & Sel_whereMask;
2720
2721 selection_type = Sel_CompoundText;
2722 if (selnum != Sel_direct)
2723 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2724 else
2725 selection_type = 0;
2726 }
2727
2728 return;
2729 }
2730
2482 unsigned long bytes_after; 2731 unsigned long bytes_after;
2483 XTextProperty ct; 2732 XTextProperty ct;
2484 int dummy_count;
2485 char **cl;
2486 2733
2487 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2734 if (XGetWindowProperty (dpy, win, prop,
2488 2735 0, PROP_SIZE / 4,
2489 if (prop == None) /* check for failed XConvertSelection */ 2736 delete_prop, AnyPropertyType,
2490 { 2737 &ct.encoding, &ct.format,
2491 if ((R->selection_type & Sel_CompoundText)) 2738 &ct.nitems, &bytes_after,
2492 { 2739 &ct.value) != Success)
2493 int selnum = R->selection_type & Sel_whereMask;
2494
2495 R->selection_type = 0;
2496 if (selnum != Sel_direct)
2497 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2498 }
2499
2500 return 0;
2501 } 2740 {
2502 2741 ct.value = 0;
2503 for (;;) 2742 goto bailout;
2504 { 2743 }
2744
2745 if (ct.encoding == None)
2746 goto bailout;
2747
2748 if (bytes_after)
2749 {
2750 // fetch and append remaining data
2751 XTextProperty ct2;
2752
2505 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2753 if (XGetWindowProperty (dpy, win, prop,
2506 (long)(PROP_SIZE / 4), delete_prop, 2754 ct.nitems / 4, (bytes_after + 3) / 4,
2755 delete_prop, AnyPropertyType,
2507 AnyPropertyType, &ct.encoding, &ct.format, 2756 &ct2.encoding, &ct2.format,
2508 &ct.nitems, &bytes_after, 2757 &ct2.nitems, &bytes_after,
2509 &ct.value) != Success) 2758 &ct2.value) != Success)
2510 break; 2759 goto bailout;
2511 2760
2512 if (ct.encoding == 0) 2761 // realloc should be compatible to XFree, here, and elsewhere, too
2513 { 2762 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2514 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2763 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2515 break; 2764 ct.nitems += ct2.nitems;
2516 }
2517 2765
2766 XFree (ct2.value);
2767 }
2768
2518 if (ct.value == NULL) 2769 if (ct.value == 0)
2519 { 2770 goto bailout;
2520 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2521 continue;
2522 }
2523 2771
2772 if (ct.encoding == xa[XA_INCR])
2773 {
2774 // INCR selection, start handshake
2775 if (!delete_prop)
2776 XDeleteProperty (dpy, win, prop);
2777
2778 selection_wait = Sel_incr;
2779 incr_buf_fill = 0;
2780 incr_ev.start (10);
2781
2782 goto bailout;
2783 }
2784
2524 if (ct.nitems == 0) 2785 if (ct.nitems == 0)
2786 {
2787 if (selection_wait == Sel_incr)
2788 {
2789 XFree (ct.value);
2790
2791 // finally complete, now paste the whole thing
2792 selection_wait = Sel_normal;
2793 ct.value = (unsigned char *)incr_buf;
2794 ct.nitems = incr_buf_fill;
2795 incr_buf = 0;
2796 incr_buf_size = 0;
2797 incr_ev.stop ();
2525 { 2798 }
2526 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2799 else
2800 {
2527 if (R->selection_wait == Sel_normal && nread == 0) 2801 if (selection_wait == Sel_normal
2802 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2528 { 2803 {
2529 /* 2804 /*
2530 * pass through again trying CUT_BUFFER0 if we've come from 2805 * pass through again trying CUT_BUFFER0 if we've come from
2531 * XConvertSelection() but nothing was presented 2806 * XConvertSelection () but nothing was presented
2532 */ 2807 */
2533 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2534 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2808 selection_paste (display->root, XA_CUT_BUFFER0, False);
2535 } 2809 }
2536 2810
2537 nread = -1; /* discount any previous stuff */ 2811 goto bailout;
2538 break;
2539 }
2540
2541 nread += ct.nitems;
2542 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2543 &dummy_count) == Success && cl)
2544 { 2812 }
2545 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2813 }
2814 else if (selection_wait == Sel_incr)
2815 {
2816 incr_ev.start (10);
2817
2818 while (incr_buf_fill + ct.nitems > incr_buf_size)
2819 {
2820 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2821 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2822 }
2823
2824 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2825 incr_buf_fill += ct.nitems;
2826
2827 goto bailout;
2828 }
2829
2830 char **cl;
2831 int cr;
2832
2833#if !ENABLE_MINIMAL
2834 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2835 // so recode it manually
2836 if (ct.encoding == xa[XA_UTF8_STRING])
2837 {
2838 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2839 char *s = rxvt_wcstombs (w);
2840 free (w);
2841 // TODO: strlen == only the first element will be converted. well...
2842 paste (s, strlen (s));
2843 free (s);
2844 }
2845 else
2846#endif
2847 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2848 && cl)
2849 {
2850 for (int i = 0; i < cr; i++)
2851 paste (cl[i], strlen (cl[i]));
2852
2546 XFreeStringList (cl); 2853 XFreeStringList (cl);
2547 } 2854 }
2548 else 2855 else
2549 R->paste (ct.value, ct.nitems); 2856 paste ((char *)ct.value, ct.nitems); // paste raw
2550 2857
2551 if (bytes_after == 0) 2858bailout:
2552 break;
2553
2554 XFree (ct.value);
2555 }
2556
2557 if (ct.value)
2558 XFree (ct.value); 2859 XFree (ct.value);
2559 2860
2560 if (R->selection_wait == Sel_normal) 2861 if (selection_wait == Sel_normal)
2561 R->selection_wait = Sel_none; 2862 selection_wait = Sel_none;
2562
2563 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2564 return (int)nread;
2565} 2863}
2566 2864
2567void 2865void
2568rxvt_term::incr_cb (time_watcher &w) 2866rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2569{ 2867{
2570 selection_wait = Sel_none; 2868 selection_wait = Sel_none;
2571 2869
2870 incr_buf_size = 0;
2871 free (incr_buf);
2872
2572 rxvt_print_error ("data loss: timeout on INCR selection paste"); 2873 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2573} 2874}
2574 2875
2575/*
2576 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2577 */
2578/* EXTPROTO */
2579void 2876void
2580rxvt_selection_property(pR_ Window win, Atom prop) 2877rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2581{ 2878{
2582 int reget_time = 0; 2879 if (prop == None || selection_wait != Sel_incr)
2583
2584 if (prop == None)
2585 return; 2880 return;
2586 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2587 if (R->selection_wait == Sel_normal) {
2588 int a, afmt;
2589 Atom atype;
2590 unsigned long bytes_after, nitems;
2591 unsigned char *s = NULL;
2592 2881
2593 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2882 selection_paste (win, prop, true);
2594 R->xa[XA_INCR], &atype, &afmt, &nitems,
2595 &bytes_after, &s);
2596 if (s)
2597 XFree(s);
2598 if (a != Success)
2599 return;
2600#ifndef __CYGWIN32__
2601 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2602 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2603 XDeleteProperty(R->Xdisplay, win, prop);
2604 XFlush(R->Xdisplay);
2605 reget_time = 1;
2606 R->selection_wait = Sel_incr;
2607 }
2608#endif
2609 } else if (R->selection_wait == Sel_incr) {
2610 reget_time = 1;
2611 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2612 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2613 R->selection_wait = Sel_none;
2614 R->incr_ev.stop ();
2615 }
2616 }
2617 if (reget_time) /* received more data so reget time */
2618 R->incr_ev.start (NOW + 10);
2619} 2883}
2884
2620/* ------------------------------------------------------------------------- */ 2885/* ------------------------------------------------------------------------- */
2621/* 2886/*
2622 * Request the current selection: 2887 * Request the current selection:
2623 * Order: > internal selection if available 2888 * Order: > internal selection if available
2624 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2889 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2625 * > CUT_BUFFER0 2890 * > CUT_BUFFER0
2626 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2891 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2627 * will auto fallback to CUT_BUFFER0 2892 * will auto fallback to CUT_BUFFER0
2628 * EXT: button 2 release 2893 * EXT: button 2 release
2629 */ 2894 */
2630/* EXTPROTO */
2631void 2895void
2632rxvt_selection_request(pR_ Time tm, int x, int y) 2896rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2633{ 2897{
2634 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2898 if (selection.text && selnum == Sel_Primary)
2635 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2899 {
2636 return; /* outside window */ 2900 /* internal selection */
2637 2901 char *str = rxvt_wcstombs (selection.text, selection.len);
2638 if (R->selection.text != NULL) { /* internal selection */ 2902 paste (str, strlen (str));
2639 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2903 free (str);
2640 R->paste (R->selection.text, R->selection.len);
2641 return; 2904 return;
2642 } else { 2905 }
2643 int i; 2906 else
2644 2907 {
2645 R->selection_request_time = tm; 2908 selection_request_time = tm;
2646 R->selection_wait = Sel_normal; 2909 selection_wait = Sel_normal;
2647 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2910
2911#if X_HAVE_UTF8_STRING
2912 selection_type = Sel_UTF8String;
2913 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2914 return;
2915#else
2648 R->selection_type = Sel_CompoundText; 2916 selection_type = Sel_CompoundText;
2649 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2917 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2650 return; 2918 return;
2651 } 2919#endif
2652 } 2920 }
2921
2653 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2922 selection_wait = Sel_none; /* don't loop in selection_paste () */
2654 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2655 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2923 selection_paste (display->root, XA_CUT_BUFFER0, false);
2656} 2924}
2657 2925
2658/* INTPROTO */
2659int 2926int
2660rxvt_selection_request_other(pR_ Atom target, int selnum) 2927rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2661{ 2928{
2662 Atom sel; 2929 Atom sel;
2663#ifdef DEBUG_SELECT
2664 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2665#endif
2666 2930
2667 R->selection_type |= selnum; 2931 selection_type |= selnum;
2932
2668 if (selnum == Sel_Primary) 2933 if (selnum == Sel_Primary)
2669 sel = XA_PRIMARY; 2934 sel = XA_PRIMARY;
2670 else if (selnum == Sel_Secondary) 2935 else if (selnum == Sel_Secondary)
2671 sel = XA_SECONDARY; 2936 sel = XA_SECONDARY;
2672 else 2937 else
2673 sel = R->xa[XA_CLIPBOARD]; 2938 sel = xa[XA_CLIPBOARD];
2939
2674 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2940 if (XGetSelectionOwner (dpy, sel) != None)
2675 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2941 {
2676 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2942 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2677 R->TermWin.vt, R->selection_request_time); 2943 vt, selection_request_time);
2678 return 1; 2944 return 1;
2679 } 2945 }
2946
2680 return 0; 2947 return 0;
2681} 2948}
2682 2949
2683/* ------------------------------------------------------------------------- */ 2950/* ------------------------------------------------------------------------- */
2684/* 2951/*
2685 * Clear all selected text 2952 * Clear all selected text
2686 * EXT: SelectionClear 2953 * EXT: SelectionClear
2687 */ 2954 */
2688/* EXTPROTO */
2689void 2955void
2690rxvt_selection_clear(pR) 2956rxvt_term::selection_clear () NOTHROW
2691{ 2957{
2692 D_SELECT((stderr, "rxvt_selection_clear()"));
2693
2694 R->want_refresh = 1; 2958 want_refresh = 1;
2695 if (R->selection.text)
2696 free(R->selection.text); 2959 free (selection.text);
2697 R->selection.text = NULL; 2960 selection.text = NULL;
2698 R->selection.len = 0; 2961 selection.len = 0;
2699 CLEAR_SELECTION(R); 2962 CLEAR_SELECTION ();
2963
2964 if (display->selection_owner == this)
2965 display->selection_owner = 0;
2700} 2966}
2701 2967
2702/* ------------------------------------------------------------------------- */ 2968/* ------------------------------------------------------------------------- */
2703/* 2969/*
2704 * Copy a selection into the cut buffer 2970 * Copy a selection into the cut buffer
2705 * EXT: button 1 or 3 release 2971 * EXT: button 1 or 3 release
2706 */ 2972 */
2707/* EXTPROTO */
2708void 2973void
2709rxvt_selection_make(pR_ Time tm) 2974rxvt_term::selection_make (Time tm)
2710{ 2975{
2711 int i, col, end_col, row, end_row; 2976 int i;
2712 unsigned char *new_selection_text; 2977 wchar_t *new_selection_text;
2713 char *str; 2978 text_t *t;
2714 text_t *t;
2715#ifdef ACS_ASCII
2716 rend_t *re;
2717#endif
2718 2979
2719 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2720 switch (R->selection.op) { 2980 switch (selection.op)
2981 {
2721 case SELECTION_CONT: 2982 case SELECTION_CONT:
2722 break; 2983 break;
2723 case SELECTION_INIT: 2984 case SELECTION_INIT:
2724 CLEAR_SELECTION(R); 2985 CLEAR_SELECTION ();
2725 /* FALLTHROUGH */ 2986 /* FALLTHROUGH */
2726 case SELECTION_BEGIN: 2987 case SELECTION_BEGIN:
2727 R->selection.op = SELECTION_DONE; 2988 selection.op = SELECTION_DONE;
2728 /* FALLTHROUGH */ 2989 /* FALLTHROUGH */
2729 default: 2990 default:
2730 return; 2991 return;
2731 } 2992 }
2993
2732 R->selection.op = SELECTION_DONE; 2994 selection.op = SELECTION_DONE;
2733 2995
2734 if (R->selection.clicks == 4) 2996 if (selection.clicks == 4)
2735 return; /* nothing selected, go away */ 2997 return; /* nothing selected, go away */
2736 2998
2999 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3000 return;
3001
2737 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 3002 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2738 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 3003 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2739 3004
2740 new_selection_text = (unsigned char *)str; 3005 int ofs = 0;
3006 int extra = 0;
2741 3007
2742 col = R->selection.beg.col; 3008 int col = selection.beg.col;
2743 MAX_IT(col, 0); 3009 int row = selection.beg.row;
2744 row = R->selection.beg.row + R->TermWin.saveLines;
2745 end_row = R->selection.end.row + R->TermWin.saveLines;
2746 3010
3011 int end_col;
3012
2747 for (; row <= end_row; row++, col = 0) 3013 for (; row <= selection.end.row; row++, col = 0)
3014 {
3015#if !ENABLE_MINIMAL
3016 if (selection.rect)
2748 { 3017 {
2749 t = &(R->screen.text[row][col]); 3018 col = selection.beg.col;
2750
2751 end_col = R->screen.tlen[row];
2752
2753 if (end_col == -1)
2754 end_col = R->TermWin.ncol; 3019 end_col = ncol + 1;
3020 }
3021 else
3022#endif
3023 end_col = ROW(row).l;
2755 3024
3025 col = max (col, 0);
3026
2756 if (row == end_row) 3027 if (row == selection.end.row
3028#if !ENABLE_MINIMAL
3029 || selection.rect
3030#endif
3031 )
2757 MIN_IT (end_col, R->selection.end.col); 3032 min_it (end_col, selection.end.col);
2758 3033
3034 t = ROW(row).t + col;
3035
2759 for (; col < end_col; col++) 3036 for (; col < end_col; col++)
3037 {
2760 if (*t == NOCHAR) 3038 if (*t == NOCHAR)
2761 t++; 3039 t++;
3040#if ENABLE_COMBINING
3041 else if (IS_COMPOSE (*t))
3042 {
3043 int len = rxvt_composite.expand (*t, 0);
3044
3045 extra -= (len - 1);
3046
3047 if (extra < 0)
3048 {
3049 extra += i;
3050 i += i;
3051 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3052 }
3053
3054 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3055 }
3056#endif
2762 else 3057 else
2763 { 3058 new_selection_text[ofs++] = *t++;
2764 int len = wctomb (str, *t++);
2765 if (len > 0)
2766 str += len;
2767 }
2768
2769 if (R->screen.tlen[row] != -1 && row != end_row)
2770 *str++ = '\n';
2771 } 3059 }
2772 3060
2773#ifndef NO_OLD_SELECTION 3061#if !ENABLE_MINIMAL
2774 if (R->selection_style == OLD_SELECT) 3062 if (selection.rect)
2775 if (end_col == R->TermWin.ncol) 3063 {
2776 *str++ = '\n'; 3064 while (ofs
3065 && new_selection_text[ofs - 1] != C0_LF
3066 && unicode::is_space (new_selection_text[ofs - 1]))
3067 --ofs;
3068
3069 new_selection_text[ofs++] = C0_LF;
3070 }
3071 else
2777#endif 3072#endif
2778#ifndef NO_NEW_SELECTION 3073 if (!ROW(row).is_longer () && row != selection.end.row)
2779 if (R->selection_style != OLD_SELECT) 3074 new_selection_text[ofs++] = C0_LF;
3075 }
3076
2780 if (end_col != R->selection.end.col) 3077 if (end_col != selection.end.col)
2781 *str++ = '\n'; 3078 new_selection_text[ofs++] = C0_LF;
2782#endif
2783 *str = '\0';
2784 3079
2785 i = str - (char *)new_selection_text; 3080 new_selection_text[ofs] = 0;
3081
2786 if (i == 0) 3082 if (ofs == 0)
2787 { 3083 {
2788 free (new_selection_text); 3084 free (new_selection_text);
2789 return; 3085 return;
2790 } 3086 }
2791 3087
2792 // due to MB_MAX_CUR, selection wastage is usually high
2793 if (str - (char *)new_selection_text > 1024)
2794 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2795
2796 R->selection.len = i;
2797 if (R->selection.text)
2798 free (R->selection.text); 3088 free (selection.text);
2799 3089
2800 R->selection.text = new_selection_text; 3090 // we usually allocate much more than necessary, so realloc it smaller again
3091 selection.len = ofs;
3092 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2801 3093
2802 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3094 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2803 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3095 return;
2804 rxvt_print_error("can't get primary selection"); 3096
2805 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3097 selection_grab (tm);
2806 PropModeReplace, R->selection.text, (int)R->selection.len); 3098}
3099
3100bool
3101rxvt_term::selection_grab (Time tm) NOTHROW
3102{
2807 R->selection_time = tm; 3103 selection_time = tm;
2808 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3104
3105 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3106 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3107 {
3108 display->set_selection_owner (this);
3109 return true;
3110 }
3111 else
3112 {
3113 selection_clear ();
3114 return false;
3115 }
3116
3117#if 0
3118 XTextProperty ct;
3119
3120 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3121 {
3122 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3123 XFree (ct.value);
3124 }
3125#endif
2809} 3126}
2810 3127
2811/* ------------------------------------------------------------------------- */ 3128/* ------------------------------------------------------------------------- */
2812/* 3129/*
2813 * Mark or select text based upon number of clicks: 1, 2, or 3 3130 * Mark or select text based upon number of clicks: 1, 2, or 3
2814 * EXT: button 1 press 3131 * EXT: button 1 press
2815 */ 3132 */
2816void 3133void
2817rxvt_term::selection_click (int clicks, int x, int y) 3134rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2818{ 3135{
2819 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2820
2821 clicks = ((clicks - 1) % 3) + 1; 3136 clicks = ((clicks - 1) % 3) + 1;
2822 selection.clicks = clicks; /* save clicks so extend will work */ 3137 selection.clicks = clicks; /* save clicks so extend will work */
2823 3138
3139 if (clicks == 2 && !selection.rect
3140 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3141 {
3142 MEvent.clicks = 1; // what a mess
3143 selection.screen = current_screen;
3144 selection.op = SELECTION_CONT;
3145 return;
3146 }
3147
2824 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 3148 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2825 3149
2826 if (clicks == 2 || clicks == 3) 3150 if (clicks == 2 || clicks == 3)
2827 rxvt_selection_extend_colrow (this, selection.mark.col, 3151 selection_extend_colrow (selection.mark.col,
2828 selection.mark.row + TermWin.view_start, 3152 selection.mark.row - view_start,
2829 0, /* button 3 */ 3153 0, /* button 3 */
2830 1, /* button press */ 3154 1, /* button press */
2831 0); /* click change */ 3155 0); /* click change */
2832} 3156}
2833 3157
2834/* ------------------------------------------------------------------------- */ 3158/* ------------------------------------------------------------------------- */
2835/* 3159/*
2836 * Mark a selection at the specified col/row 3160 * Mark a selection at the specified col/row
2837 */ 3161 */
2838/* INTPROTO */
2839void 3162void
2840rxvt_selection_start_colrow(pR_ int col, int row) 3163rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2841{ 3164{
2842 R->want_refresh = 1; 3165 want_refresh = 1;
3166
3167 selection.mark.row = row + view_start;
2843 R->selection.mark.col = col; 3168 selection.mark.col = col;
2844 R->selection.mark.row = row - R->TermWin.view_start; 3169
2845 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3170 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2846 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3171 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3172
3173 while (selection.mark.col > 0
3174 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2847 MAX_IT(R->selection.mark.col, 0); 3175 --selection.mark.col;
2848 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2849 3176
2850 if (R->selection.op) { /* clear the old selection */ 3177 if (selection.op)
3178 {
3179 /* clear the old selection */
2851 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3180 selection.beg.row = selection.end.row = selection.mark.row;
2852 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3181 selection.beg.col = selection.end.col = selection.mark.col;
2853 } 3182 }
3183
2854 R->selection.op = SELECTION_INIT; 3184 selection.op = SELECTION_INIT;
2855 R->selection.screen = R->current_screen; 3185 selection.screen = current_screen;
2856} 3186}
2857 3187
2858/* ------------------------------------------------------------------------- */ 3188/* ------------------------------------------------------------------------- */
2859/* 3189/*
2860 * Word select: select text for 2 clicks 3190 * Word select: select text for 2 clicks
2861 * We now only find out the boundary in one direction 3191 * We now only find out the boundary in one direction
2862 */ 3192 */
2863 3193
2864/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3194/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2865#define DELIMIT_TEXT(x) \ 3195#define DELIMIT_TEXT(x) \
2866 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3196 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2867#define DELIMIT_REND(x) 1 3197#define DELIMIT_REND(x) 1
2868 3198
2869/* INTPROTO */
2870void 3199void
2871rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3200rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2872{ 3201{
2873 int col, row, dirnadd, tcol, trow, w1, w2; 3202 int col, row, dirnadd, tcol, trow, w1, w2;
2874 row_col_t bound; 3203 row_col_t bound;
2875 text_t *stp; 3204 text_t *stp;
2876 rend_t *srp; 3205 rend_t *srp;
2877 3206
2878 if (dirn == UP) { 3207 if (dirn == UP)
2879 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3208 {
3209 bound.row = top_row - 1;
2880 bound.col = 0; 3210 bound.col = 0;
2881 dirnadd = -1; 3211 dirnadd = -1;
2882 } else { 3212 }
2883 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3213 else
3214 {
3215 bound.row = nrow;
2884 bound.col = R->TermWin.ncol - 1; 3216 bound.col = ncol - 1;
2885 dirnadd = 1; 3217 dirnadd = 1;
2886 } 3218 }
2887 row = mark->row + R->TermWin.saveLines; 3219
3220 row = mark->row;
2888 col = mark->col; 3221 col = max (mark->col, 0);
2889 MAX_IT(col, 0); 3222
2890/* find the edge of a word */ 3223 /* find the edge of a word */
2891 stp = &(R->screen.text[row][col]); 3224 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2892 w1 = DELIMIT_TEXT(*stp); 3225 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2893 3226
2894 if (R->selection_style != NEW_SELECT) { 3227 for (;;)
2895 if (w1 == 1) { 3228 {
3229 for (; col != bound.col; col += dirnadd)
3230 {
2896 stp += dirnadd; 3231 stp += dirnadd;
2897 if (DELIMIT_TEXT(*stp) == 1)
2898 goto Old_Word_Selection_You_Die;
2899 col += dirnadd;
2900 }
2901 w1 = 0;
2902 }
2903 srp = (&R->screen.rend[row][col]);
2904 w2 = DELIMIT_REND(*srp);
2905
2906 for (;;) {
2907 for (; col != bound.col; col += dirnadd) {
2908 stp += dirnadd; 3232 srp += dirnadd;
3233
3234 if (*stp == NOCHAR)
3235 continue;
3236
2909 if (DELIMIT_TEXT(*stp) != w1) 3237 if (DELIMIT_TEXT (*stp) != w1)
3238 break;
3239 if (DELIMIT_REND (*srp) != w2)
3240 break;
3241 }
3242
3243 if ((col == bound.col) && (row != bound.row))
3244 {
3245 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3246 {
3247 trow = row + dirnadd;
3248 tcol = dirn == UP ? ncol - 1 : 0;
3249
3250 if (!ROW(trow).t)
2910 break; 3251 break;
2911 srp += dirnadd; 3252
2912 if (DELIMIT_REND(*srp) != w2) 3253 stp = ROW(trow).t + tcol;
3254 srp = ROW(trow).r + tcol;
3255
3256 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2913 break; 3257 break;
2914 } 3258
2915 if ((col == bound.col) && (row != bound.row)) {
2916 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2917 trow = row + dirnadd;
2918 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2919 if (R->screen.text[trow] == NULL)
2920 break;
2921 stp = &(R->screen.text[trow][tcol]);
2922 srp = &(R->screen.rend[trow][tcol]);
2923 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2924 break;
2925 row = trow; 3259 row = trow;
2926 col = tcol; 3260 col = tcol;
2927 continue; 3261 continue;
2928 } 3262 }
2929 } 3263 }
2930 break; 3264 break;
2931 } 3265 }
2932 Old_Word_Selection_You_Die:
2933 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));
2934 3266
2935 if (dirn == DN) 3267 if (dirn == DN)
2936 col++; /* put us on one past the end */ 3268 col++; /* put us on one past the end */
2937 3269
2938/* Poke the values back in */ 3270 /* Poke the values back in */
2939 ret->row = row - R->TermWin.saveLines; 3271 ret->row = row;
2940 ret->col = col; 3272 ret->col = col;
2941} 3273}
2942 3274
2943/* ------------------------------------------------------------------------- */ 3275/* ------------------------------------------------------------------------- */
2944/* 3276/*
2945 * Extend the selection to the specified x/y pixel location 3277 * Extend the selection to the specified x/y pixel location
… …
2947 * flag == 0 ==> button 1 3279 * flag == 0 ==> button 1
2948 * flag == 1 ==> button 3 press 3280 * flag == 1 ==> button 3 press
2949 * flag == 2 ==> button 3 motion 3281 * flag == 2 ==> button 3 motion
2950 */ 3282 */
2951void 3283void
2952rxvt_term::selection_extend (int x, int y, int flag) 3284rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2953{ 3285{
2954 int col, row; 3286 int col = clamp (Pixel2Col (x), 0, ncol);
3287 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2955 3288
2956 col = Pixel2Col(x);
2957 row = Pixel2Row(y);
2958 MAX_IT(row, 0);
2959 MIN_IT(row, (int)TermWin.nrow - 1);
2960 MAX_IT(col, 0);
2961 MIN_IT(col, (int)TermWin.ncol);
2962
2963#ifndef NO_NEW_SELECTION
2964 /* 3289 /*
2965 * If we're selecting characters (single click) then we must check first 3290 * If we're selecting characters (single click) then we must check first
2966 * if we are at the same place as the original mark. If we are then 3291 * if we are at the same place as the original mark. If we are then
2967 * select nothing. Otherwise, if we're to the right of the mark, you have to 3292 * select nothing. Otherwise, if we're to the right of the mark, you have to
2968 * be _past_ a character for it to be selected. 3293 * be _past_ a character for it to be selected.
2969 */ 3294 */
2970 if (selection_style != OLD_SELECT)
2971 {
2972 if (((selection.clicks % 3) == 1) && !flag 3295 if (((selection.clicks % 3) == 1) && !flag
2973 && (col == selection.mark.col 3296 && (col == selection.mark.col
2974 && (row == selection.mark.row + TermWin.view_start))) 3297 && (row == selection.mark.row - view_start)))
2975 { 3298 {
2976 /* select nothing */ 3299 /* select nothing */
2977 selection.beg.row = selection.end.row = 0; 3300 selection.beg.row = selection.end.row = 0;
2978 selection.beg.col = selection.end.col = 0; 3301 selection.beg.col = selection.end.col = 0;
2979 selection.clicks = 4; 3302 selection.clicks = 4;
2980 want_refresh = 1; 3303 want_refresh = 1;
2981 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2982 return; 3304 return;
2983 }
2984 } 3305 }
2985#endif 3306
2986 if (selection.clicks == 4) 3307 if (selection.clicks == 4)
2987 selection.clicks = 1; 3308 selection.clicks = 1;
2988 3309
2989 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3310 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2990 flag == 1 ? 1 : 0, /* ? button press */ 3311 flag == 1 ? 1 : 0, /* ? button press */
2991 0); /* no click change */ 3312 0); /* no click change */
2992} 3313}
2993 3314
2994/* ------------------------------------------------------------------------- */ 3315/* ------------------------------------------------------------------------- */
2995/* 3316/*
2996 * Extend the selection to the specified col/row 3317 * Extend the selection to the specified col/row
2997 */ 3318 */
2998/* INTPROTO */
2999void 3319void
3000rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3320rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3001{ 3321{
3002 int16_t ncol = R->TermWin.ncol;
3003 int end_col;
3004 row_col_t pos; 3322 row_col_t pos;
3005 enum { 3323 enum {
3006 LEFT, RIGHT 3324 LEFT, RIGHT
3007 } closeto = RIGHT; 3325 } closeto = RIGHT;
3008 3326
3009 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));
3010 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));
3011
3012 R->want_refresh = 1; 3327 want_refresh = 1;
3328
3013 switch (R->selection.op) { 3329 switch (selection.op)
3330 {
3014 case SELECTION_INIT: 3331 case SELECTION_INIT:
3015 CLEAR_SELECTION(R); 3332 CLEAR_SELECTION ();
3016 R->selection.op = SELECTION_BEGIN; 3333 selection.op = SELECTION_BEGIN;
3017 /* FALLTHROUGH */ 3334 /* FALLTHROUGH */
3018 case SELECTION_BEGIN: 3335 case SELECTION_BEGIN:
3019 if (row != R->selection.mark.row || col != R->selection.mark.col 3336 if (row != selection.mark.row || col != selection.mark.col
3020 || (!button3 && buttonpress)) 3337 || (!button3 && buttonpress))
3021 R->selection.op = SELECTION_CONT; 3338 selection.op = SELECTION_CONT;
3022 break; 3339 break;
3023 case SELECTION_DONE: 3340 case SELECTION_DONE:
3024 R->selection.op = SELECTION_CONT; 3341 selection.op = SELECTION_CONT;
3025 /* FALLTHROUGH */ 3342 /* FALLTHROUGH */
3026 case SELECTION_CONT: 3343 case SELECTION_CONT:
3027 break; 3344 break;
3028 case SELECTION_CLEAR: 3345 case SELECTION_CLEAR:
3029 rxvt_selection_start_colrow(aR_ col, row); 3346 selection_start_colrow (col, row);
3030 /* FALLTHROUGH */ 3347 /* FALLTHROUGH */
3031 default: 3348 default:
3032 return; 3349 return;
3033 } 3350 }
3351
3034 if (R->selection.beg.col == R->selection.end.col 3352 if (selection.beg.col == selection.end.col
3035 && R->selection.beg.col != R->selection.mark.col 3353 && selection.beg.col != selection.mark.col
3036 && R->selection.beg.row == R->selection.end.row 3354 && selection.beg.row == selection.end.row
3037 && R->selection.beg.row != R->selection.mark.row) { 3355 && selection.beg.row != selection.mark.row)
3356 {
3038 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3357 selection.beg.col = selection.end.col = selection.mark.col;
3039 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3358 selection.beg.row = selection.end.row = selection.mark.row;
3040 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));
3041 } 3359 }
3042 3360
3043 pos.col = col; 3361 pos.col = col;
3044 pos.row = row; 3362 pos.row = view_start + row;
3045 3363
3046 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3364 /*
3047 3365 * This is mainly xterm style selection with a couple of differences, mainly
3048#ifndef NO_OLD_SELECTION 3366 * in the way button3 drag extension works.
3049/* 3367 * We're either doing: button1 drag; button3 press; or button3 drag
3050 * This mimics some of the selection behaviour of version 2.20 and before. 3368 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3051 * There are no ``selection modes'', button3 is always character extension. 3369 * is always at the left/right edge of the selection.
3052 * Note: button3 drag is always available, c.f. v2.20 3370 * b) button3 press: extend/contract character/word/line at whichever edge of
3053 * Selection always terminates (left or right as appropriate) at the mark. 3371 * the selection we are closest to.
3372 * c) button3 drag : extend/contract character/word/line - we select around
3373 * a point/word/line which is either the start or end of the selection
3374 * and it was decided by whichever point/word/line was `fixed' at the
3375 * time of the most recent button3 press
3054 */ 3376 */
3055 if (R->selection_style == OLD_SELECT) { 3377 if (button3 && buttonpress)
3056 if (R->selection.clicks == 1 || button3) { 3378 {
3057 if (R->hate_those_clicks) { 3379 /* button3 press */
3058 R->hate_those_clicks = 0; 3380 /*
3059 if (R->selection.clicks == 1) { 3381 * first determine which edge of the selection we are closest to
3060 R->selection.beg.row = R->selection.mark.row; 3382 */
3061 R->selection.beg.col = R->selection.mark.col; 3383 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3062 } else { 3384 || (!ROWCOL_IS_AFTER (pos, selection.end)
3385 && (((pos.col - selection.beg.col)
3386 + ((pos.row - selection.beg.row) * ncol))
3387 < ((selection.end.col - pos.col)
3388 + ((selection.end.row - pos.row) * ncol)))))
3389 closeto = LEFT;
3390
3391 if (closeto == LEFT)
3392 {
3393 selection.beg.row = pos.row;
3394 selection.beg.col = pos.col;
3395 selection.mark.row = selection.end.row;
3396 selection.mark.col = selection.end.col - (selection.clicks == 2);
3397 }
3398 else
3399 {
3400 selection.end.row = pos.row;
3401 selection.end.col = pos.col;
3063 R->selection.mark.row = R->selection.beg.row; 3402 selection.mark.row = selection.beg.row;
3064 R->selection.mark.col = R->selection.beg.col; 3403 selection.mark.col = selection.beg.col;
3404 }
3405 }
3406 else
3407 {
3408 /* button1 drag or button3 drag */
3409 if (ROWCOL_IS_AFTER (selection.mark, pos))
3410 {
3411 if (selection.mark.row == selection.end.row
3412 && selection.mark.col == selection.end.col
3413 && clickchange
3414 && selection.clicks == 2)
3415 selection.mark.col--;
3416
3417 selection.beg.row = pos.row;
3418 selection.beg.col = pos.col;
3419 selection.end.row = selection.mark.row;
3420 selection.end.col = selection.mark.col + (selection.clicks == 2);
3421 }
3422 else
3423 {
3424 selection.beg.row = selection.mark.row;
3425 selection.beg.col = selection.mark.col;
3426 selection.end.row = pos.row;
3427 selection.end.col = pos.col;
3428 }
3429 }
3430
3431 if (selection.clicks == 1)
3432 {
3433 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3434 && !ROW(selection.beg.row).is_longer ()
3435#if !ENABLE_MINIMAL
3436 && !selection.rect
3437#endif
3438 )
3439 selection.beg.col = ncol;
3440
3441 if (
3442 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3443 && !ROW(selection.end.row).is_longer ()
3444#if !ENABLE_MINIMAL
3445 && !selection.rect
3446#endif
3447 )
3448 selection.end.col = ncol;
3449 }
3450 else if (selection.clicks == 2)
3451 {
3452 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3453 selection.end.col--;
3454
3455 selection_delimit_word (UP, &selection.beg, &selection.beg);
3456 selection_delimit_word (DN, &selection.end, &selection.end);
3457 }
3458 else if (selection.clicks == 3)
3459 {
3460#if ENABLE_FRILLS
3461 if (option (Opt_tripleclickwords))
3462 {
3463 selection_delimit_word (UP, &selection.beg, &selection.beg);
3464
3465 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3466 {
3467 if (!ROW(end_row).is_longer ())
3468 {
3469 selection.end.row = end_row;
3470 selection.end.col = ROW(end_row).l;
3471# if !ENABLE_MINIMAL
3472 selection_remove_trailing_spaces ();
3473# endif
3474 break;
3065 } 3475 }
3066 } 3476 }
3067 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3068 R->selection.end.row = R->selection.mark.row;
3069 R->selection.end.col = R->selection.mark.col + 1;
3070 R->selection.beg.row = pos.row;
3071 R->selection.beg.col = pos.col;
3072 } else {
3073 R->selection.beg.row = R->selection.mark.row;
3074 R->selection.beg.col = R->selection.mark.col;
3075 R->selection.end.row = pos.row;
3076 R->selection.end.col = pos.col + 1;
3077 } 3477 }
3078 } else if (R->selection.clicks == 2) { 3478 else
3079 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3479#endif
3080 &(R->selection.beg)); 3480 {
3081 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3481 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3082 &(R->selection.end)); 3482 selection.mark.col++;
3083 R->hate_those_clicks = 1; 3483
3084 } else if (R->selection.clicks == 3) {
3085 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3086 R->selection.beg.col = 0; 3484 selection.beg.col = 0;
3087 R->selection.end.col = ncol; 3485 selection.end.col = ncol;
3088 R->hate_those_clicks = 1; 3486
3089 } 3487 // select a complete logical line
3090 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)); 3488 while (selection.beg.row > -saveLines
3091 return; 3489 && ROW(selection.beg.row - 1).is_longer ())
3092 } 3490 selection.beg.row--;
3093#endif /* ! NO_OLD_SELECTION */ 3491
3094#ifndef NO_NEW_SELECTION 3492 while (selection.end.row < nrow
3095/* selection_style must not be OLD_SELECT to get here */ 3493 && ROW(selection.end.row).is_longer ())
3096/* 3494 selection.end.row++;
3097 * This is mainly xterm style selection with a couple of differences, mainly
3098 * in the way button3 drag extension works.
3099 * We're either doing: button1 drag; button3 press; or button3 drag
3100 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3101 * is always at the left/right edge of the R->selection.
3102 * b) button3 press: extend/contract character/word/line at whichever edge of
3103 * the selection we are closest to.
3104 * c) button3 drag : extend/contract character/word/line - we select around
3105 * a point/word/line which is either the start or end of the selection
3106 * and it was decided by whichever point/word/line was `fixed' at the
3107 * time of the most recent button3 press
3108 */
3109 if (button3 && buttonpress) { /* button3 press */
3110 /* 3495 }
3111 * first determine which edge of the selection we are closest to 3496 }
3112 */ 3497
3113 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3498 if (button3 && buttonpress)
3114 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3499 {
3115 && (((pos.col - R->selection.beg.col) 3500 /* mark may need to be changed */
3116 + ((pos.row - R->selection.beg.row) * ncol))
3117 < ((R->selection.end.col - pos.col)
3118 + ((R->selection.end.row - pos.row) * ncol)))))
3119 closeto = LEFT;
3120 if (closeto == LEFT) { 3501 if (closeto == LEFT)
3121 R->selection.beg.row = pos.row; 3502 {
3122 R->selection.beg.col = pos.col;
3123 R->selection.mark.row = R->selection.end.row; 3503 selection.mark.row = selection.end.row;
3124 R->selection.mark.col = R->selection.end.col 3504 selection.mark.col = selection.end.col - (selection.clicks == 2);
3125 - (R->selection.clicks == 2); 3505 }
3126 } else { 3506 else
3127 R->selection.end.row = pos.row; 3507 {
3128 R->selection.end.col = pos.col;
3129 R->selection.mark.row = R->selection.beg.row; 3508 selection.mark.row = selection.beg.row;
3130 R->selection.mark.col = R->selection.beg.col; 3509 selection.mark.col = selection.beg.col;
3131 }
3132 } else { /* button1 drag or button3 drag */
3133 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3134 if ((R->selection.mark.row == R->selection.end.row)
3135 && (R->selection.mark.col == R->selection.end.col)
3136 && clickchange && R->selection.clicks == 2)
3137 R->selection.mark.col--;
3138 R->selection.beg.row = pos.row;
3139 R->selection.beg.col = pos.col;
3140 R->selection.end.row = R->selection.mark.row;
3141 R->selection.end.col = R->selection.mark.col
3142 + (R->selection.clicks == 2);
3143 } else {
3144 R->selection.beg.row = R->selection.mark.row;
3145 R->selection.beg.col = R->selection.mark.col;
3146 R->selection.end.row = pos.row;
3147 R->selection.end.col = pos.col;
3148 }
3149 }
3150
3151 if (R->selection.clicks == 1) {
3152 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3153 if (end_col != -1 && R->selection.beg.col > end_col) {
3154#if 1
3155 R->selection.beg.col = ncol;
3156#else
3157 if (R->selection.beg.row != R->selection.end.row)
3158 R->selection.beg.col = ncol;
3159 else
3160 R->selection.beg.col = R->selection.mark.col;
3161#endif
3162 }
3163 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3164 if (end_col != -1 && R->selection.end.col > end_col)
3165 R->selection.end.col = ncol;
3166
3167 } else if (R->selection.clicks == 2) {
3168 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3169 R->selection.end.col--;
3170 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3171 &(R->selection.beg));
3172 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3173 &(R->selection.end));
3174 } else if (R->selection.clicks == 3) {
3175#ifndef NO_FRILLS
3176 if ((R->Options & Opt_tripleclickwords)) {
3177 int end_row;
3178
3179 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3180 &(R->selection.beg));
3181 end_row = R->screen.tlen[R->selection.mark.row
3182 + R->TermWin.saveLines];
3183 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3184 end_row++) {
3185 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3186 if (end_col != -1) {
3187 R->selection.end.row = end_row;
3188 R->selection.end.col = end_col;
3189 rxvt_selection_remove_trailing_spaces(aR);
3190 break;
3191 }
3192 }
3193 } else
3194#endif
3195 { 3510 }
3196 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3197 R->selection.mark.col++;
3198 R->selection.beg.col = 0;
3199 R->selection.end.col = ncol;
3200 }
3201 } 3511 }
3202 if (button3 && buttonpress) { /* mark may need to be changed */
3203 if (closeto == LEFT) {
3204 R->selection.mark.row = R->selection.end.row;
3205 R->selection.mark.col = R->selection.end.col
3206 - (R->selection.clicks == 2);
3207 } else {
3208 R->selection.mark.row = R->selection.beg.row;
3209 R->selection.mark.col = R->selection.beg.col;
3210 }
3211 }
3212 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));
3213#endif /* ! NO_NEW_SELECTION */
3214}
3215 3512
3216#ifndef NO_FRILLS 3513#if !ENABLE_MINIMAL
3217/* INTPROTO */ 3514 if (selection.rect && selection.beg.col > selection.end.col)
3515 ::swap (selection.beg.col, selection.end.col);
3516#endif
3517}
3518
3519#if !ENABLE_MINIMAL
3218void 3520void
3219rxvt_selection_remove_trailing_spaces(pR) 3521rxvt_term::selection_remove_trailing_spaces () NOTHROW
3220{ 3522{
3221 int32_t end_col, end_row; 3523 int32_t end_col, end_row;
3222 text_t *stp; 3524 text_t *stp;
3223 3525
3224 end_col = R->selection.end.col; 3526 end_col = selection.end.col;
3225 end_row = R->selection.end.row; 3527 end_row = selection.end.row;
3528
3226 for ( ; end_row >= R->selection.beg.row; ) { 3529 for (; end_row >= selection.beg.row; )
3227 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3530 {
3531 stp = ROW(end_row).t;
3532
3228 while (--end_col >= 0) { 3533 while (--end_col >= 0)
3229 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3230 break;
3231 } 3534 {
3232 if (end_col >= 0 3535 if (stp[end_col] != NOCHAR
3233 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3536 && !unicode::is_space (stp[end_col]))
3234 R->selection.end.col = end_col + 1;
3235 R->selection.end.row = end_row;
3236 break; 3537 break;
3237 } 3538 }
3539
3540 if (end_col >= 0
3541 || !ROW(end_row - 1).is_longer ())
3542 {
3543 selection.end.col = end_col + 1;
3544 selection.end.row = end_row;
3545 break;
3546 }
3547
3238 end_row--; 3548 end_row--;
3239 end_col = R->TermWin.ncol; 3549 end_col = ncol;
3240 } 3550 }
3551
3241 if (R->selection.mark.row > R->selection.end.row) { 3552 if (selection.mark.row > selection.end.row)
3553 {
3242 R->selection.mark.row = R->selection.end.row; 3554 selection.mark.row = selection.end.row;
3243 R->selection.mark.col = R->selection.end.col; 3555 selection.mark.col = selection.end.col;
3556 }
3244 } else if (R->selection.mark.row == R->selection.end.row 3557 else if (selection.mark.row == selection.end.row
3245 && R->selection.mark.col > R->selection.end.col) 3558 && selection.mark.col > selection.end.col)
3246 R->selection.mark.col = R->selection.end.col; 3559 selection.mark.col = selection.end.col;
3247} 3560}
3248#endif 3561#endif
3249 3562
3250/* ------------------------------------------------------------------------- */ 3563/* ------------------------------------------------------------------------- */
3251/* 3564/*
3252 * Double click on button 3 when already selected 3565 * Double click on button 3 when already selected
3253 * EXT: button 3 double click 3566 * EXT: button 3 double click
3254 */ 3567 */
3255void 3568void
3256rxvt_term::selection_rotate (int x, int y) 3569rxvt_term::selection_rotate (int x, int y) NOTHROW
3257{ 3570{
3258 selection.clicks = selection.clicks % 3 + 1; 3571 selection.clicks = selection.clicks % 3 + 1;
3259 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3572 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3260} 3573}
3261
3262/* ------------------------------------------------------------------------- */
3263/*
3264 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3265 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3266 * the X11 protocol.
3267 */
3268typedef CARD32 Atom32;
3269 3574
3270/* ------------------------------------------------------------------------- */ 3575/* ------------------------------------------------------------------------- */
3271/* 3576/*
3272 * Respond to a request for our current selection 3577 * Respond to a request for our current selection
3273 * EXT: SelectionRequest 3578 * EXT: SelectionRequest
3274 */ 3579 */
3275/* EXTPROTO */
3276void 3580void
3277rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3581rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3278{ 3582{
3279 XSelectionEvent ev; 3583 XSelectionEvent ev;
3584
3585 ev.type = SelectionNotify;
3586 ev.property = None;
3587 ev.display = rq.display;
3588 ev.requestor = rq.requestor;
3589 ev.selection = rq.selection;
3590 ev.target = rq.target;
3591 ev.time = rq.time;
3592
3593 if (rq.target == xa[XA_TARGETS])
3594 {
3595 Atom target_list[6];
3596 Atom *target = target_list;
3597
3598 *target++ = xa[XA_TARGETS];
3599 *target++ = xa[XA_TIMESTAMP];
3600 *target++ = XA_STRING;
3601 *target++ = xa[XA_TEXT];
3602 *target++ = xa[XA_COMPOUND_TEXT];
3603#if X_HAVE_UTF8_STRING
3604 *target++ = xa[XA_UTF8_STRING];
3605#endif
3606
3607 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3608 32, PropModeReplace,
3609 (unsigned char *)target_list, target - target_list);
3610 ev.property = rq.property;
3611 }
3612#if TODO // TODO
3613 else if (rq.target == xa[XA_MULTIPLE])
3614 {
3615 /* TODO: Handle MULTIPLE */
3616 }
3617#endif
3618 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3619 {
3620 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3621 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3622 ev.property = rq.property;
3623 }
3624 else if (rq.target == XA_STRING
3625 || rq.target == xa[XA_TEXT]
3626 || rq.target == xa[XA_COMPOUND_TEXT]
3627 || rq.target == xa[XA_UTF8_STRING]
3628 )
3629 {
3630 XTextProperty ct;
3631 Atom target = rq.target;
3632 short freect = 0;
3633 int selectlen;
3634 wchar_t *cl;
3635 enum {
3636 enc_string = XStringStyle,
3637 enc_text = XStdICCTextStyle,
3638 enc_compound_text = XCompoundTextStyle,
3639#ifdef X_HAVE_UTF8_STRING
3640 enc_utf8 = XUTF8StringStyle,
3641#else
3642 enc_utf8 = -1,
3643#endif
3644 } style;
3645
3646 if (target == XA_STRING)
3647 // we actually don't do XA_STRING, but who cares, as i18n clients
3648 // will ask for another format anyways.
3649 style = enc_string;
3650 else if (target == xa[XA_TEXT])
3651 style = enc_text;
3652 else if (target == xa[XA_COMPOUND_TEXT])
3653 style = enc_compound_text;
3654#if !ENABLE_MINIMAL
3655 else if (target == xa[XA_UTF8_STRING])
3656 style = enc_utf8;
3657#endif
3658 else
3659 {
3660 target = xa[XA_COMPOUND_TEXT];
3661 style = enc_compound_text;
3662 }
3663
3664 if (selection.text)
3665 {
3666 cl = selection.text;
3667 selectlen = selection.len;
3668 }
3669 else
3670 {
3671 cl = L"";
3672 selectlen = 0;
3673 }
3674
3675#if !ENABLE_MINIMAL
3676 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3677 // so recode it manually
3678 if (style == enc_utf8)
3679 {
3680 freect = 1;
3681 ct.encoding = target;
3682 ct.format = 8;
3683 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3684 ct.nitems = strlen ((char *)ct.value);
3685 }
3686 else
3687#endif
3688 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3689 freect = 1;
3690 else
3691 {
3692 /* if we failed to convert then send it raw */
3693 ct.value = (unsigned char *)cl;
3694 ct.nitems = selectlen;
3695 ct.encoding = target;
3696 }
3697
3698 XChangeProperty (dpy, rq.requestor, rq.property,
3699 ct.encoding, 8, PropModeReplace,
3700 ct.value, (int)ct.nitems);
3701 ev.property = rq.property;
3702
3703 if (freect)
3704 XFree (ct.value);
3705 }
3706
3707 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3708}
3709
3710/* ------------------------------------------------------------------------- */
3280#ifdef USE_XIM 3711#ifdef USE_XIM
3281 Atom32 target_list[4];
3282#else
3283 Atom32 target_list[3];
3284#endif
3285 Atom target;
3286 XTextProperty ct;
3287 XICCEncodingStyle style;
3288 char *cl[2], dummy[1];
3289
3290 ev.type = SelectionNotify;
3291 ev.property = None;
3292 ev.display = rq->display;
3293 ev.requestor = rq->requestor;
3294 ev.selection = rq->selection;
3295 ev.target = rq->target;
3296 ev.time = rq->time;
3297
3298 if (rq->target == R->xa[XA_TARGETS]) {
3299 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3300 target_list[1] = (Atom32) XA_STRING;
3301 target_list[2] = (Atom32) R->xa[XA_TEXT];
3302#ifdef USE_XIM
3303 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3304#endif
3305 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3306 (8 * sizeof(target_list[0])), PropModeReplace,
3307 (unsigned char *)target_list,
3308 (sizeof(target_list) / sizeof(target_list[0])));
3309 ev.property = rq->property;
3310 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3311 /* TODO: Handle MULTIPLE */
3312 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3313 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3314 (8 * sizeof(Time)), PropModeReplace,
3315 (unsigned char *)&R->selection_time, 1);
3316 ev.property = rq->property;
3317 } else if (rq->target == XA_STRING
3318 || rq->target == R->xa[XA_COMPOUND_TEXT]
3319 || rq->target == R->xa[XA_TEXT]) {
3320#ifdef USE_XIM
3321 short freect = 0;
3322#endif
3323 int selectlen;
3324
3325#ifdef USE_XIM
3326 if (rq->target != XA_STRING) {
3327 target = R->xa[XA_COMPOUND_TEXT];
3328 style = (rq->target == R->xa[XA_COMPOUND_TEXT])
3329 ? XCompoundTextStyle : XStdICCTextStyle;
3330 } else
3331#endif
3332 {
3333 target = XA_STRING;
3334 style = XStringStyle;
3335 }
3336 if (R->selection.text) {
3337 cl[0] = (char *)R->selection.text;
3338 selectlen = R->selection.len;
3339 } else {
3340 cl[0] = dummy;
3341 *dummy = '\0';
3342 selectlen = 0;
3343 }
3344#ifdef USE_XIM
3345 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3346 == Success) /* if we failed to convert then send it raw */
3347 freect = 1;
3348 else
3349#endif
3350 {
3351 ct.value = (unsigned char *)cl[0];
3352 ct.nitems = selectlen;
3353 }
3354 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3355 target, 8, PropModeReplace,
3356 ct.value, (int)ct.nitems);
3357 ev.property = rq->property;
3358#ifdef USE_XIM
3359 if (freect)
3360 XFree(ct.value);
3361#endif
3362 }
3363 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev);
3364}
3365
3366/* ------------------------------------------------------------------------- *
3367 * MOUSE ROUTINES *
3368 * ------------------------------------------------------------------------- */
3369
3370/*
3371 * return col/row values corresponding to x/y pixel values
3372 */
3373void 3712void
3374rxvt_term::pixel_position (int *x, int *y)
3375{
3376 *x = Pixel2Col(*x);
3377 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3378 *y = Pixel2Row(*y);
3379 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3380}
3381
3382/* ------------------------------------------------------------------------- */
3383#ifdef USE_XIM
3384void
3385rxvt_term::set_position (XPoint *pos) 3713rxvt_term::im_set_position (XPoint &pos) NOTHROW
3386{ 3714{
3387 XWindowAttributes xwa; 3715 XWindowAttributes xwa;
3388 3716
3389 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3717 XGetWindowAttributes (dpy, vt, &xwa);
3718
3390 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3719 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3391 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3720 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3392} 3721}
3393
3394#endif 3722#endif
3395/* ------------------------------------------------------------------------- */ 3723
3396 3724#if ENABLE_OVERLAY
3725void
3726rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3727{
3728 if (nrow < 1 || ncol < 1)
3729 return;
3730
3731 want_refresh = 1;
3732
3733 scr_overlay_off ();
3734
3735 if (x < 0) x = ncol - w;
3736 if (y < 0) y = nrow - h;
3737
3738 // make space for border
3739 w += 2; min_it (w, ncol);
3740 h += 2; min_it (h, nrow);
3741
3742 x -= 1; clamp_it (x, 0, ncol - w);
3743 y -= 1; clamp_it (y, 0, nrow - h);
3744
3745 ov_x = x; ov_y = y;
3746 ov_w = w; ov_h = h;
3747
3748 ov_text = new text_t *[h];
3749 ov_rend = new rend_t *[h];
3750
3751 for (y = 0; y < h; y++)
3752 {
3753 text_t *tp = ov_text[y] = new text_t[w];
3754 rend_t *rp = ov_rend[y] = new rend_t[w];
3755
3756 text_t t0, t1, t2;
3757 rend_t r = OVERLAY_RSTYLE;
3758
3759 if (y == 0)
3760 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3761 else if (y < h - 1)
3762 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3763 else
3764 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3765
3766 *tp++ = t0;
3767 *rp++ = r;
3768
3769 for (x = w - 2; x > 0; --x)
3770 {
3771 *tp++ = t1;
3772 *rp++ = r;
3773 }
3774
3775 *tp = t2;
3776 *rp = r;
3777 }
3778}
3779
3780void
3781rxvt_term::scr_overlay_off () NOTHROW
3782{
3783 if (!ov_text)
3784 return;
3785
3786 want_refresh = 1;
3787
3788 for (int y = 0; y < ov_h; y++)
3789 {
3790 delete [] ov_text[y];
3791 delete [] ov_rend[y];
3792 }
3793
3794 delete [] ov_text; ov_text = 0;
3795 delete [] ov_rend; ov_rend = 0;
3796}
3797
3798void
3799rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3800{
3801 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3802 return;
3803
3804 x++, y++;
3805
3806 ov_text[y][x] = text;
3807 ov_rend[y][x] = rend;
3808}
3809
3810void
3811rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3812{
3813 while (*s)
3814 scr_overlay_set (x++, y, *s++);
3815}
3816
3817void
3818rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3819{
3820 while (*s)
3821 {
3822 text_t t = *s++;
3823 int width = WCWIDTH (t);
3824
3825 while (width--)
3826 {
3827 scr_overlay_set (x++, y, t);
3828 t = NOCHAR;
3829 }
3830 }
3831}
3832
3833void
3834rxvt_term::scr_swap_overlay () NOTHROW
3835{
3836 if (!ov_text)
3837 return;
3838
3839 // swap screen mem with overlay
3840 for (int y = ov_h; y--; )
3841 {
3842 text_t *t1 = ov_text[y];
3843 rend_t *r1 = ov_rend[y];
3844
3845 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3846 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3847
3848 for (int x = ov_w; x--; )
3849 {
3850 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3851 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3852 }
3853 }
3854}
3855
3856#endif
3397/* ------------------------------------------------------------------------- * 3857/* ------------------------------------------------------------------------- */
3398 * DEBUG ROUTINES *
3399 * ------------------------------------------------------------------------- */
3400#if 0
3401/* INTPROTO */
3402void
3403rxvt_debug_colors(void)
3404{
3405 int color;
3406 const char *name[] = {
3407 "fg", "bg",
3408 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3409 };
3410 3858
3411 fprintf(stderr, "Color ( ");
3412 if (R->rstyle & RS_RVid)
3413 fprintf(stderr, "rvid ");
3414 if (R->rstyle & RS_Bold)
3415 fprintf(stderr, "bold ");
3416 if (R->rstyle & RS_Blink)
3417 fprintf(stderr, "blink ");
3418 if (R->rstyle & RS_Uline)
3419 fprintf(stderr, "uline ");
3420 fprintf(stderr, "): ");
3421
3422 color = GET_FGCOLOR(R->rstyle);
3423#ifndef NO_BRIGHTCOLOR
3424 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3425 color -= (minBrightCOLOR - minCOLOR);
3426 fprintf(stderr, "bright ");
3427 }
3428#endif
3429 fprintf(stderr, "%s on ", name[color]);
3430
3431 color = GET_BGCOLOR(R->rstyle);
3432#ifndef NO_BRIGHTCOLOR
3433 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3434 color -= (minBrightCOLOR - minCOLOR);
3435 fprintf(stderr, "bright ");
3436 }
3437#endif
3438 fprintf(stderr, "%s\n", name[color]);
3439}
3440#endif

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