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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.14 by pcg, Fri Dec 26 07:42:23 2003 UTC vs.
Revision 1.325 by root, Wed Nov 5 12:28:15 2008 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.14 2003/12/26 07:42:23 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
36#include "salloc.C" // HACK!! 33#include "salloc.C" // HACK, should be a seperate compile!
37 34
38inline void fill_text (text_t *start, text_t value, int len) 35static inline void fill_text (text_t *start, text_t value, int len)
39{ 36{
40 while (len--) 37 while (len--)
41 *start++ = value; 38 *start++ = value;
42} 39}
43 40
44/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384 42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */ 44#define TABSIZE 8 /* default tab size */
47 45
48/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 49#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 50 if (option (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 51 view_start = 0
54#define CLEAR_SELECTION(R) \ 52#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 55#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 56 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 57 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 58 = selection.end.row = selection.end.col = 0
61 59
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 61 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 63 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 65 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 67 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 69 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 71 (((A) == (C)) && ((B) <= (D)))
74 72
75/* these must be row_col_t */ 73/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 74#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 75 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 76#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 78#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 80#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 86
89/* 87/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 88 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 89 */
94#define drawBuffer TermWin.vt
95
96#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \
98 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \
99 Row2Pixel(row), (unsigned int)TermWin.width, \
100 (unsigned int)Height2Pixel(num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 90#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 91 if (mapped) \
104 XClearArea (Xdisplay, drawBuffer, x, y, \ 92 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel(num), \ 93 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 94 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \
110 TermWin.int_bwidth, Row2Pixel(row), \
111 (unsigned int)TermWin.width, \
112 (unsigned int)Height2Pixel(num))
113 95
114/* ------------------------------------------------------------------------- * 96/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 97 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 98 * ------------------------------------------------------------------------- */
99
117/* Fill part/all of a line with blanks. */ 100/* Fill part/all of a line with blanks. */
118void 101void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 102rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 103{
121 efs &= ~RS_baseattrMask; 104 if (!l.t)
105 {
106 lalloc (l);
107 col = 0;
108 width = ncol;
109 }
110
111 l.touch ();
112
113 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 114 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
115
116 text_t *et = l.t + col;
117 rend_t *er = l.r + col;
123 118
124 while (width--) 119 while (width--)
125 { 120 {
126 *et++ = ' '; 121 *et++ = ' ';
127 *er++ = efs; 122 *er++ = efs;
… …
129} 124}
130 125
131/* ------------------------------------------------------------------------- */ 126/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 127/* Fill a full line with blanks - make sure it is allocated first */
133void 128void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 129rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 130{
136#ifdef DEBUG_STRICT 131 scr_blank_line (l, 0, ncol, efs);
137 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 132
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 133 l.l = 0;
134 l.f = 0;
135}
136
137// nuke a single wide character at the given column
138void
139rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
140{
141 // find begin
142 while (col > 0 && l.t[col] == NOCHAR)
143 col--;
144
145 rend_t rend = l.r[col] & ~RS_baseattrMask;
146 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
147
148 // found start, nuke
149 do {
150 l.t[col] = ' ';
151 l.r[col] = rend;
152 col++;
153 } while (col < ncol && l.t[col] == NOCHAR);
146} 154}
147 155
148/* ------------------------------------------------------------------------- * 156/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 157 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 158 * ------------------------------------------------------------------------- */
159
151void 160void
152rxvt_term::scr_reset () 161rxvt_term::scr_reset ()
153{ 162{
154 unsigned int ncol, nrow, total_rows, prev_total_rows;
155 unsigned int p, q;
156 int k;
157 rend_t setrstyle;
158
159 D_SCREEN((stderr, "rxvt_scr_reset()"));
160
161 TermWin.view_start = 0; 163 view_start = 0;
162 num_scr = 0; 164 num_scr = 0;
163 165
164 if (TermWin.ncol == 0) 166 if (ncol == 0)
165 TermWin.ncol = 80; 167 ncol = 80;
166 168
167 if (TermWin.nrow == 0) 169 if (nrow == 0)
168 TermWin.nrow = 24; 170 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 171
173 if (ncol == prev_ncol && nrow == prev_nrow) 172 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 173 return;
175 174
175 // we need at least two lines for wrapping to work correctly
176 while (nrow + saveLines < 2)
177 {
178 //TODO//FIXME
179 saveLines++;
180 prev_nrow--;
181 top_row--;
182 }
183
176 want_refresh = 1; 184 want_refresh = 1;
177 185
186 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 187 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 188
181 screen.tscroll = 0; 189 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 190 screen.bscroll = nrow - 1;
183 191
184 if (!talloc) 192 if (!row_buf)
185 { 193 {
194 /*
195 * first time called so just malloc everything: don't rely on realloc
196 */
197 top_row = 0;
198 term_start = 0;
199
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 200 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 201 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
188 }
189
190 if (prev_nrow == 0)
191 {
192 /*
193 * first time called so just malloc everything : don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL
195 */
196 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
197 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 202
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 203 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 204 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
205 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 206
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 207 for (int row = nrow; row--; )
205 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
206 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208
209 for (p = 0; p < nrow; p++)
210 {
211 q = p + TermWin.saveLines;
212 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
214 screen.tlen[q] = swap.tlen[p] = 0;
215 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
216 } 208 {
209 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
210 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
211 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
212 }
217 213
218 MEMSET(charsets, 'B', sizeof(charsets)); 214 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 215 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 216 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 217 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 218 screen.charset = 0;
224 current_screen = PRIMARY; 219 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 220 scr_cursor (SAVE);
226 221
227#if NSCREENS 222#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 223 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 224 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 225 swap.charset = 0;
231 current_screen = SECONDARY; 226 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 227 scr_cursor (SAVE);
233 current_screen = PRIMARY; 228 current_screen = PRIMARY;
234#endif 229#endif
235 230
236 selection.text = NULL; 231 selection.text = NULL;
237 selection.len = 0; 232 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 233 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 234 selection.screen = PRIMARY;
240 selection.clicks = 0; 235 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this);
242 rvideo = 0;
243 } 236 }
244 else 237 else
245 { 238 {
246 /* 239 /*
247 * add or delete rows as appropriate 240 * add or delete rows as appropriate
248 */ 241 */
249 setrstyle = DEFAULT_RSTYLE;
250 242
243 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
244 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
245
246#if 0
251 if (nrow < prev_nrow) 247 if (nrow < prev_nrow)
252 { 248 {
253 /* delete rows */
254 k = min (TermWin.nscrolled, prev_nrow - nrow);
255 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
256
257 for (p = nrow; p < prev_nrow; p++) 249 for (int row = nrow; row < prev_nrow; row++)
258 { 250 {
259 q = p + TermWin.saveLines; 251 lfree (swap_buf [row]);
260 if (screen.text[q]) 252 lfree (drawn_buf[row]);
253 }
254 }
255#endif
256
257 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
258 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
259
260 for (int row = min (nrow, prev_nrow); row--; )
261 {
262 lresize (drawn_buf[row]);
263 lresize (swap_buf [row]);
264 }
265
266 for (int row = prev_nrow; row < nrow; row++)
267 {
268 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
269 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
270 }
271
272 line_t *old_buf = row_buf;
273 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
274
275 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
276 int pend = MOD (term_start + top_row , prev_total_rows);
277 int q = total_rows; // rewrapped row
278
279 if (top_row)
280 {
281 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
282 // to come up with a lean and mean algorithm.
283 // TODO: maybe optimise when width didn't change
284
285 row_col_t ocur = screen.cur;
286 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
287
288 do
289 {
290 p = MOD (p - 1, prev_total_rows);
291#ifdef DEBUG_STRICT
292 assert (old_buf [MOD (p, prev_total_rows)].t);
293#endif
294 int plines = 1;
295 int llen = old_buf [MOD (p, prev_total_rows)].l;
296
297 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 298 {
262#ifdef DEBUG_STRICT 299 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 300
264#endif 301 plines++;
265 talloc->free (screen.text[q]); 302 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 303 }
268 if (swap.text[p]) 304
305 int qlines = max (0, (llen - 1) / ncol) + 1;
306
307 // drop partial lines completely
308 if (q < qlines)
309 break;
310
311 q -= qlines;
312
313 int lofs = 0;
314 line_t *qline;
315
316 // re-assemble the full line by destination lines
317 for (int qrow = q; qlines--; qrow++)
269 { 318 {
270#ifdef DEBUG_STRICT 319 qline = row_buf + qrow;
271 assert (swap.rend[p]); 320 lalloc (*qline);
272#endif 321 qline->l = ncol;
273 talloc->free (swap.text[p]); 322 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 323
324 int qcol = 0;
325
326 // see below for cursor adjustment rationale
327 if (p == ocur.row)
328 screen.cur.row = q - (total_rows - nrow);
329
330 // fill a single destination line
331 while (lofs < llen && qcol < ncol)
332 {
333 int prow = lofs / prev_ncol;
334 int pcol = lofs % prev_ncol;
335
336 prow = MOD (p + prow, prev_total_rows);
337
338 // we only adjust the cursor _row_ and put it into
339 // the topmost line of "long line" it was in, as
340 // this seems to upset applications/shells/readline
341 // least.
342 if (prow == ocur.row)
343 screen.cur.row = q - (total_rows - nrow);
344
345 line_t &pline = old_buf [prow];
346
347 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
348
349 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
350 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
351
352 lofs += len;
353 qcol += len;
354 }
275 } 355 }
276#ifdef DEBUG_STRICT 356
277 assert (drawn_text[p] && drawn_rend[p]); 357 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 358 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 359 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 360 }
361 while (p != pend && q > 0);
282 362
283 /* we have fewer rows so fix up cursor position */ 363 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 364 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 365
287 scr_reset_realloc (); /* realloc _last_ */ 366 // make sure all terminal lines exist
288 } 367 while (top_row > 0)
289 else if (nrow > prev_nrow) 368 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 369 }
291 /* add rows */ 370 else
292 scr_reset_realloc (); /* realloc _first_ */ 371 {
372 // if no scrollback exists (yet), wing, instead of wrap
293 373
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 374 for (int row = min (nrow, prev_nrow); row--; )
295
296 k = min (TermWin.nscrolled, nrow - prev_nrow);
297
298 for (p = prev_total_rows; p < total_rows; p++)
299 { 375 {
300 screen.tlen[p] = 0; 376 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 377 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 378
379 qline = pline;
380 lresize (qline);
303 } 381 }
304 382
305 for (p = prev_total_rows; p < total_rows - k; p++)
306 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
307
308 for (p = prev_nrow; p < nrow; p++) 383 for (int row = prev_nrow; row < nrow; row++)
309 { 384 {
310 swap.tlen[p] = 0; 385 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
311 swap.text[p] = NULL;
312 swap.rend[p] = NULL;
313 drawn_text[p] = NULL;
314 drawn_rend[p] = NULL;
315 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
316 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
317 } 386 }
318 387
319 if (k > 0) 388 term_start = 0;
320 {
321 scr_scroll_text (0, (int)nrow - 1, -k, 1);
322 screen.cur.row += k;
323 screen.s_cur.row += k;
324 TermWin.nscrolled -= k;
325 }
326#ifdef DEBUG_STRICT
327 assert(screen.cur.row < TermWin.nrow);
328 assert(swap.cur.row < TermWin.nrow);
329#else /* drive with your eyes closed */
330
331 MIN_IT(screen.cur.row, nrow - 1);
332 MIN_IT(swap.cur.row, nrow - 1);
333#endif
334 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
335 }
336
337 /* resize columns */
338 if (ncol != prev_ncol)
339 { 389 }
340 int common = min (prev_ncol, ncol); 390
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 391 free (old_buf);
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 392 delete old_ta;
393 delete old_ra;
394
395 clamp_it (screen.cur.row, 0, nrow - 1);
396 clamp_it (screen.cur.col, 0, ncol - 1);
343 397 }
344 for (p = 0; p < total_rows; p++)
345 {
346 if (screen.text[p])
347 {
348 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
349 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
350 398
351 MIN_IT(screen.tlen[p], (int16_t)ncol); 399 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 }
396 400
397 prev_nrow = nrow; 401 prev_nrow = nrow;
398 prev_ncol = ncol; 402 prev_ncol = ncol;
399 403
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 (); 404 tt_winch ();
406}
407 405
408void 406 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} 407}
430 408
431/* ------------------------------------------------------------------------- */ 409/* ------------------------------------------------------------------------- */
432/* 410/*
433 * Free everything. That way malloc debugging can find leakage. 411 * Free everything. That way malloc debugging can find leakage.
434 */ 412 */
435void 413void
436rxvt_term::scr_release() 414rxvt_term::scr_release () NOTHROW
437{ 415{
438 uint16_t total_rows; 416 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 } 417 {
450#endif 418 delete talloc; talloc = 0;
419 delete ralloc; ralloc = 0;
451 420
452 delete talloc; 421 free (row_buf);
453 delete ralloc; 422 free (swap_buf);
423 free (drawn_buf);
424 row_buf = 0; // signal that we freed all the arrays above
454 425
455 free (screen.text); 426 free (tabs);
456 free (screen.tlen); 427 tabs = 0;
457 free (screen.rend); 428 }
458 free (drawn_text); 429}
459 free (drawn_rend); 430
460 free (swap.text); 431/* ------------------------------------------------------------------------- */
461 free (swap.tlen); 432/*
462 free (swap.rend); 433 * Hard/Soft reset
463 free (buf_text); 434 */
464 free (buf_rend); 435void
436rxvt_term::scr_poweron ()
437{
438 scr_release ();
439 prev_nrow = prev_ncol = 0;
440 rvideo_mode = false;
441 scr_soft_reset ();
442 scr_reset ();
443
444 scr_clear (true);
445 scr_refresh ();
446}
447
448void
449rxvt_term::scr_soft_reset ()
450{
451 /* only affects modes, nothing drastic such as clearing the screen */
452#if ENABLE_OVERLAY
453 scr_overlay_off ();
454#endif
455
456 if (current_screen != PRIMARY)
457 scr_swap_screen ();
458
465 free (tabs); 459 free (tabs);
460 tabs = (char *)rxvt_malloc (ncol);
466 461
467 /* NULL these so if anything tries to use them, we'll know about it */ 462 for (int col = ncol; --col; )
468 screen.text = drawn_text = swap.text = NULL; 463 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}
475 464
476/* ------------------------------------------------------------------------- */ 465 scr_scroll_region (0, MAX_ROWS - 1);
477/* 466 scr_rendition (0, ~RS_None);
478 * Hard reset 467 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} 468}
496 469
497/* ------------------------------------------------------------------------- * 470/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 471 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 472 * ------------------------------------------------------------------------- */
500/* 473/*
501 * Save and Restore cursor 474 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 475 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 476 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 477 */
505/* EXTPROTO */
506void 478void
507rxvt_scr_cursor(pR_ int mode) 479rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 480{
509 screen_t *s; 481 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 482
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 483#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 484 if (current_screen == SECONDARY)
515 s = &(R->swap); 485 s = &swap;
516 else 486 else
517#endif 487#endif
518 s = &(R->screen); 488 s = &screen;
489
519 switch (mode) { 490 switch (mode)
491 {
520 case SAVE: 492 case SAVE:
521 s->s_cur.row = s->cur.row; 493 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 494 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 495 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 496 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 497 s->s_charset_char = charsets[screen.charset];
526 break; 498 break;
499
527 case RESTORE: 500 case RESTORE:
528 R->want_refresh = 1; 501 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 502 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 503 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 504 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 505 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 506 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 507 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 508 set_font_style ();
536 break; 509 break;
537 } 510 }
511
538/* boundary check in case screen size changed between SAVE and RESTORE */ 512 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 513 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 514 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT 515#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 516 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 517 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */
545 MAX_IT(s->cur.row, 0);
546 MAX_IT(s->cur.col, 0);
547#endif 518#endif
519}
520
521void
522rxvt_term::scr_swap_screen ()
523{
524 if (!option (Opt_secondaryScreen))
525 return;
526
527 for (int i = prev_nrow; i--; )
528 ::swap (ROW(i), swap_buf [i]);
529
530 ::swap (screen.cur, swap.cur);
531
532 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
533 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 534}
549 535
550/* ------------------------------------------------------------------------- */ 536/* ------------------------------------------------------------------------- */
551/* 537/*
552 * Swap between primary and secondary screens 538 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 539 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 540 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 541 */
556/* EXTPROTO */ 542void
557int
558rxvt_scr_change_screen(pR_ int scrn) 543rxvt_term::scr_change_screen (int scrn)
559{ 544{
560 int i; 545 if (scrn == current_screen)
546 return;
547
548 want_refresh = 1;
549 view_start = 0;
550
551 selection_check (2); /* check for boundary cross */
552
553 int i = current_screen; current_screen = scrn; scrn = i;
554
561#if NSCREENS 555#if NSCREENS
562 int offset; 556 if (option (Opt_secondaryScreen))
563#endif 557 {
564
565 R->want_refresh = 1;
566
567 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
568
569 R->TermWin.view_start = 0;
570
571 if (R->current_screen == scrn)
572 return R->current_screen;
573
574 rxvt_selection_check(aR_ 2); /* check for boundary cross */
575
576 SWAP_IT(R->current_screen, scrn, int);
577#if NSCREENS
578 R->num_scr = 0; 558 num_scr = 0;
579 offset = R->TermWin.saveLines; 559
580 for (i = R->prev_nrow; i--;) { 560 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 561
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 562 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 563 ::swap (screen.flags, swap.flags);
584 }
585 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
586 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
587# ifdef DEBUG_STRICT
588 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
589 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
590# else /* drive with your eyes closed */
591 MAX_IT(R->screen.cur.row, 0);
592 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
593 MAX_IT(R->screen.cur.col, 0);
594 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
595# endif
596 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
597 SWAP_IT(R->screen.flags, R->swap.flags, int);
598 R->screen.flags |= Screen_VisibleCursor; 564 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 565 swap.flags |= Screen_VisibleCursor;
600
601# ifdef RXVT_GRAPHICS
602
603 if (rxvt_Gr_Displayed(aR)) {
604 rxvt_Gr_scroll(aR_ 0);
605 rxvt_Gr_ChangeScreen(aR);
606 } 566 }
567 else
607# endif 568#endif
608#else 569 if (option (Opt_secondaryScroll))
609# ifdef SCROLL_ON_NO_SECONDARY
610# ifdef RXVT_GRAPHICS
611 if (rxvt_Gr_Displayed(aR))
612 rxvt_Gr_ClearScreen(aR);
613# endif
614 if (R->current_screen == PRIMARY
615# ifdef RXVT_GRAPHICS
616 && !rxvt_Gr_Displayed(aR)
617# endif
618 )
619 R->scr_scroll_text(0, (R->prev_nrow - 1), R->prev_nrow, 0); 570 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 571}
621#endif 572
573// clear WrapNext indicator, solidifying position on next line
574void
575rxvt_term::scr_do_wrap () NOTHROW
576{
577 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 578 return;
579
580 screen.flags &= ~Screen_WrapNext;
581
582 screen.cur.col = 0;
583
584 if (screen.cur.row == screen.bscroll)
585 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
586 else if (screen.cur.row < nrow - 1)
587 screen.cur.row++;
623} 588}
624 589
625/* ------------------------------------------------------------------------- */ 590/* ------------------------------------------------------------------------- */
626/* 591/*
627 * Change the colour for following text 592 * Change the colour for following text
628 */ 593 */
629/* EXTPROTO */
630void 594void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 595rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 596{
597 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 598 color = fgbg;
599
634 if (fgbg == Color_fg) 600 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 601 rstyle = SET_FGCOLOR (rstyle, color);
636 else 602 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 603 rstyle = SET_BGCOLOR (rstyle, color);
638} 604}
639 605
640/* ------------------------------------------------------------------------- */ 606/* ------------------------------------------------------------------------- */
641/* 607/*
642 * Change the rendition style for following text 608 * Change the rendition style for following text
643 */ 609 */
644/* EXTPROTO */
645void 610void
646rxvt_scr_rendition(pR_ int set, int style) 611rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 612{
648 if (set) 613 if (set)
649 R->rstyle |= style; 614 rstyle |= style;
650 else if (style == ~RS_None) 615 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 616 rstyle = DEFAULT_RSTYLE;
652 else 617 else
653 R->rstyle &= ~style; 618 rstyle &= ~style;
654} 619}
655 620
656/* ------------------------------------------------------------------------- */ 621/* ------------------------------------------------------------------------- */
657/* 622/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 623 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 624 * count positive ==> scroll up
660 * count negative ==> scroll down 625 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 626 */
663int 627int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 628rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 629{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 630 if (count == 0 || (row1 > row2))
670 return 0; 631 return 0;
671 632
672 want_refresh = 1; 633 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 634 num_scr += count;
674 635
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 636 if (count > 0
637 && row1 == 0
638 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
639 {
640 top_row = max (top_row - count, -saveLines);
641
642 // scroll everything up 'count' lines
643 term_start = (term_start + count) % total_rows;
644
645 // sever bottommost line
676 { 646 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 647 line_t &l = ROW(row2 - count);
678 648 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 649 l.touch ();
680 TermWin.nscrolled = TermWin.saveLines;
681 else
682 TermWin.nscrolled = (uint16_t)nscrolled;
683
684 if ((Options & Opt_scrollWithBuffer)
685 && TermWin.view_start != 0
686 && TermWin.view_start != TermWin.saveLines)
687 rxvt_scr_page (this, UP, count);
688 } 650 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 651
692 row2 += TermWin.saveLines; 652 // erase newly scrolled-in lines
653 for (int i = count; i--; )
654 {
655 line_t &l = ROW(nrow - 1 - i);
693 656
657 // optimize if already cleared, can be significant on slow machines
658 // could be rolled into scr_blank_screen_mem
659 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
660 {
661 scr_blank_line (l, 0, l.l, rstyle);
662 l.l = 0;
663 l.f = 0;
664 }
665 else
666 scr_blank_screen_mem (l, rstyle);
667 }
668
669 // now copy lines below the scroll region bottom to the
670 // bottom of the screen again, so they look as if they
671 // hadn't moved.
672 for (int i = nrow; --i > row2; )
673 {
674 line_t &l1 = ROW(i - count);
675 line_t &l2 = ROW(i);
676
677 ::swap (l1, l2);
678 l2.touch ();
679 }
680
681 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 682 if (selection.op && current_screen == selection.screen)
695 {
696 i = selection.beg.row + TermWin.saveLines;
697 j = selection.end.row + TermWin.saveLines;
698 if ((i < row1 && j > row1)
699 || (i < row2 && j > row2)
700 || (i - count < row1 && i >= row1)
701 || (i - count > row2 && i <= row2)
702 || (j - count < row1 && j >= row1)
703 || (j - count > row2 && j <= row2))
704 {
705 CLEAR_ALL_SELECTION (this);
706 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
707 } 683 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 684 selection.beg.row -= count;
712 selection.end.row -= count; 685 selection.end.row -= count;
713 selection.mark.row -= count; 686 selection.mark.row -= count;
687
688 if (selection.beg.row < top_row
689 || selection.end.row < top_row
690 || selection.mark.row < top_row)
691 {
692 CLEAR_ALL_SELECTION ();
693 selection.op = SELECTION_CLEAR;
714 } 694 }
715 }
716
717 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */
718
719 num_scr += count;
720 j = count;
721
722 if (count < 0)
723 count = -count;
724
725 i = row2 - row1 + 1;
726 MIN_IT(count, i);
727
728 if (j > 0)
729 {
730 /* A: scroll up */
731
732 /* A1: Copy lines that will get clobbered by the rotation */
733 for (i = 0, j = row1; i < count; i++, j++)
734 { 695 }
735 buf_text[i] = screen.text[j]; 696
736 buf_rend[i] = screen.rend[j]; 697 // finally move the view window, if desired
698 if (option (Opt_scrollWithBuffer)
699 && view_start != 0
700 && view_start != -saveLines)
701 scr_page (UP, count);
702
703 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
704 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
705 }
706 else
707 {
708 if (selection.op && current_screen == selection.screen)
737 } 709 {
738 /* A2: Rotate lines */ 710 if ((selection.beg.row < row1 && selection.end.row > row1)
739 for (j = row1, i = j + count; i <= row2; i++, j++) 711 || (selection.beg.row < row2 && selection.end.row > row2)
712 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
713 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
714 || (selection.end.row - count < row1 && selection.end.row >= row1)
715 || (selection.end.row - count > row2 && selection.end.row <= row2))
716 {
717 CLEAR_ALL_SELECTION ();
718 selection.op = SELECTION_CLEAR;
719 }
720 else if (selection.end.row >= row1 && selection.end.row <= row2)
721 {
722 /* move selected region too */
723 selection.beg.row -= count;
724 selection.end.row -= count;
725 selection.mark.row -= count;
726
727 selection_check (0);
728 }
740 { 729 }
741 screen.tlen[j] = screen.tlen[i]; 730
742 screen.text[j] = screen.text[i]; 731 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 732 // part of scr_scroll_text is not time-critical.
733
734 int rows = row2 - row1 + 1;
735
736 min_it (count, rows);
737
738 line_t *temp_buf = row_buf + total_rows;
739
740 for (int row = 0; row < rows; row++)
744 } 741 {
745 j = row2 - count + 1, i = count; 742 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750 743
751 /* B1: Copy lines that will get clobbered by the rotation */ 744 if (!IN_RANGE_EXC (row + count, 0, rows))
752 for (i = 0, j = row2; i < count; i++, j--) 745 scr_blank_screen_mem (temp_buf [row], rstyle);
753 { 746 }
754 buf_text[i] = screen.text[j];
755 buf_rend[i] = screen.rend[j];
756 }
757 /* B2: Rotate lines */
758 for (j = row2, i = j - count; i >= row1; i--, j--)
759 {
760 screen.tlen[j] = screen.tlen[i];
761 screen.text[j] = screen.text[i];
762 screen.rend[j] = screen.rend[i];
763 }
764 j = row1, i = count;
765 count = -count;
766 }
767 747
768 /* C: Resurrect lines */ 748 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 749 ROW(row1 + row) = temp_buf [row];
770 { 750 }
771 screen.tlen[j] = 0;
772 screen.text[j] = buf_text[i];
773 screen.rend[j] = buf_rend[i];
774
775 if (!spec) /* line length may not equal TermWin.ncol */
776 scr_blank_screen_mem (screen.text, screen.rend,
777 (unsigned int)j, rstyle);
778 }
779
780#ifdef RXVT_GRAPHICS
781 if (rxvt_Gr_Displayed (this))
782 rxvt_Gr_scroll(this, count);
783#endif
784 751
785 return count; 752 return count;
786} 753}
787 754
788/* ------------------------------------------------------------------------- */ 755/* ------------------------------------------------------------------------- */
789/* 756/*
790 * Add text given in <str> of length <len> to screen struct 757 * Add text given in <str> of length <len> to screen struct
791 */ 758 */
792/* EXTPROTO */
793void 759void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 760rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
795{ 761{
796 unsigned char checksel, clearsel;
797 uint32_t c;
798 int i, row, last_col;
799 text_t *stp;
800 rend_t *srp;
801
802 if (len <= 0) /* sanity */ 762 if (len <= 0) /* sanity */
803 return; 763 return;
804 764
765 unsigned char checksel;
766 unicode_t c;
767 int ncol = this->ncol;
768 const wchar_t *strend = str + len;
769
805 R->want_refresh = 1; 770 want_refresh = 1;
806 last_col = R->TermWin.ncol;
807
808 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
809 ZERO_SCROLLBACK(R); 771 ZERO_SCROLLBACK ();
772
810 if (nlines > 0) { 773 if (minlines > 0)
774 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 775 minlines += screen.cur.row - screen.bscroll;
776 min_it (minlines, screen.cur.row - top_row);
777
812 if ((nlines > 0) 778 if (minlines > 0
813 && (R->screen.tscroll == 0) 779 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 780 && screen.bscroll == nrow - 1)
781 {
815 /* _at least_ this many lines need to be scrolled */ 782 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 783 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 784 screen.cur.row -= minlines;
818 } 785 }
819 } 786 }
787
820#ifdef DEBUG_STRICT 788#ifdef DEBUG_STRICT
821 assert(R->screen.cur.col < last_col); 789 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 790 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 791 && screen.cur.row >= top_row);
824#else /* drive with your eyes closed */
825 MIN_IT(R->screen.cur.col, last_col - 1);
826 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
827 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
828#endif 792#endif
829 row = R->screen.cur.row + R->TermWin.saveLines; 793 int row = screen.cur.row;
830 794
831 checksel = (R->selection.op 795 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 796
835 stp = R->screen.text[row]; 797 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 798
838 for (i = 0; i < len;) { 799 while (str < strend)
839 c = str[i++]; 800 {
840 switch (c) { 801 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 802
842 rxvt_scr_tab (aR_ 1); 803 if (expect_false (c < 0x20))
804 if (c == C0_LF)
805 {
806 max_it (line->l, screen.cur.col);
807
808 screen.flags &= ~Screen_WrapNext;
809
810 if (screen.cur.row == screen.bscroll)
811 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
812 else if (screen.cur.row < (nrow - 1))
813 row = ++screen.cur.row;
814
815 line = &ROW(row); /* _must_ refresh */
843 continue; 816 continue;
844 case '\n': 817 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 818 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 819 {
820 max_it (line->l, screen.cur.col);
821
847 R->screen.flags &= ~Screen_WrapNext; 822 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 823 screen.cur.col = 0;
849 R->scr_scroll_text (R->screen.tscroll, R->screen.bscroll, 1, 0);
850 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
851 row = (++R->screen.cur.row) + R->TermWin.saveLines;
852 stp = R->screen.text[row]; /* _must_ refresh */
853 srp = R->screen.rend[row]; /* _must_ refresh */
854 continue; 824 continue;
855 case '\r': 825 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 826 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 827 {
858 R->screen.flags &= ~Screen_WrapNext; 828 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 829 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 830 }
866 831
832 if (expect_false (
867 if (checksel /* see if we're writing within selection */ 833 checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 834 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 835 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
836 ))
837 {
870 checksel = 0; 838 checksel = 0;
871 clearsel = 1; 839 /*
840 * If we wrote anywhere in the selected area, kill the selection
841 * XXX: should we kill the mark too? Possibly, but maybe that
842 * should be a similar check.
843 */
844 CLEAR_SELECTION ();
845 }
846
847 if (expect_false (screen.flags & Screen_WrapNext))
872 } 848 {
873 if (R->screen.flags & Screen_WrapNext) { 849 scr_do_wrap ();
874 R->screen.tlen[row] = -1; 850
875 if (R->screen.cur.row == R->screen.bscroll) 851 line->l = ncol;
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 852 line->is_longer (1);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 853
878 row = (++R->screen.cur.row) + R->TermWin.saveLines; 854 row = screen.cur.row;
879 stp = R->screen.text[row]; /* _must_ refresh */ 855 line = &ROW(row); /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */ 856 }
881 R->screen.cur.col = 0; 857
882 R->screen.flags &= ~Screen_WrapNext; 858 // some utf-8 decoders "decode" surrogate characters: let's fix this.
859 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
860 c = 0xfffd;
861
862 // rely on wcwidth to tell us the character width, do wcwidth before
863 // further replacements, as wcwidth might return -1 for the line
864 // drawing characters below as they might be invalid in the current
865 // locale.
866 int width = WCWIDTH (c);
867
868 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
883 } 869 {
884 if (R->screen.flags & Screen_Insert) 870 // vt100 special graphics and line drawing
885 rxvt_scr_insdel_chars(aR_ 1, INSERT); 871 // 5f-7e standard vt100
872 // 40-5e rxvt extension for extra curses acs chars
873 static uint16_t vt100_0[62] = { // 41 .. 7e
874 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
875 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
876 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
877 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
878 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
879 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
880 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
881 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
882 };
886 883
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 884 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
888 switch (c)
889 { 885 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 886 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 887 width = 1; // vt100 line drawing characters are always single-width
892 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
893 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
894 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
895 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
896 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
897 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
898 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
899 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
900 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
901 } 888 }
889 }
902 890
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 891 if (expect_false (screen.flags & Screen_Insert))
904 // rely on wcwidth to tell us the character width, at least for non-ascii 892 scr_insdel_chars (width, INSERT);
905 int width = c <= 128 ? 1 : wcwidth (c);
906 893
907 // width 0 characters (e.g. combining chars) are ignored. your problem, really 894 if (width != 0)
908 while (width-- > 0)
909 { 895 {
910 stp[R->screen.cur.col] = c; 896#if !UNICODE_3
911 srp[R->screen.cur.col] = rend; 897 // trim characters we can't store directly :(
898 if (c >= 0x10000)
899# if ENABLE_COMBINING
900 c = rxvt_composite.compose (c); // map to lower 16 bits
901# else
902 c = 0xfffd;
903# endif
904#endif
912 905
906 // nuke the character at this position, if required
907 if (expect_false (
908 line->t[screen.cur.col] == NOCHAR
913 if (R->screen.cur.col < last_col - 1) 909 || (screen.cur.col < ncol - 1
914 R->screen.cur.col++; 910 && line->t[screen.cur.col + 1] == NOCHAR)
915 else 911 ))
912 scr_kill_char (*line, screen.cur.col);
913
914 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
915
916 // if the character doesn't fit into the remaining columns...
917 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
916 { 918 {
917 R->screen.tlen[row] = last_col; 919 // ... 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; 920 c = NOCHAR;
921 // and try the same character next loop iteration
922 --str;
924 } 923 }
925 }
926 if (R->screen.tlen[row] != -1) /* XXX: think about this */
927 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
928 924
929/* 925 line->touch ();
930 * If we wrote anywhere in the selected area, kill the selection 926
931 * XXX: should we kill the mark too? Possibly, but maybe that 927 do
932 * should be a similar check. 928 {
933 */ 929 line->t[screen.cur.col] = c;
934 if (clearsel) 930 line->r[screen.cur.col] = rend;
935 CLEAR_SELECTION(R); 931
932 if (expect_true (screen.cur.col < ncol - 1))
933 screen.cur.col++;
934 else
935 {
936 line->l = ncol;
937 if (screen.flags & Screen_Autowrap)
938 screen.flags |= Screen_WrapNext;
939 break;
940 }
941
942 c = NOCHAR;
943 }
944 while (expect_false (--width > 0));
945
946 // pad with spaces when overwriting wide character with smaller one
947 if (expect_false (!width))
948 {
949 line->touch ();
950
951 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
952 {
953 line->t[c] = ' ';
954 line->r[c] = rend;
955 }
956 }
957 }
958#if ENABLE_COMBINING
959 else // width == 0
960 {
961 if (c != 0xfeff) // ignore BOM
962 {
963 // handle combining characters
964 // we just tag the accent on the previous on-screen character.
965 // this is arguably not correct, but also arguably not wrong.
966 // we don't handle double-width characters nicely yet.
967 line_t *linep;
968 text_t *tp;
969 rend_t *rp;
970
971 if (screen.cur.col > 0)
972 {
973 linep = line;
974 tp = line->t + screen.cur.col - 1;
975 rp = line->r + screen.cur.col - 1;
976 }
977 else if (screen.cur.row > 0
978 && ROW(screen.cur.row - 1).is_longer ())
979 {
980 linep = &ROW(screen.cur.row - 1);
981 tp = line->t + ncol - 1;
982 rp = line->r + ncol - 1;
983 }
984 else
985 continue;
986
987 linep->touch ();
988
989 while (*tp == NOCHAR && tp > linep->t)
990 tp--, rp--;
991
992 // first try to find a precomposed character
993 unicode_t n = rxvt_compose (*tp, c);
994 if (n == NOCHAR)
995 n = rxvt_composite.compose (*tp, c);
996
997 *tp = n;
998 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
999 }
1000 }
1001#endif
1002 }
1003
1004 max_it (line->l, screen.cur.col);
936 1005
937#ifdef DEBUG_STRICT 1006#ifdef DEBUG_STRICT
938 assert(R->screen.cur.row >= 0); 1007 assert (screen.cur.row >= 0);
939#else /* drive with your eyes closed */
940 MAX_IT(R->screen.cur.row, 0);
941#endif 1008#endif
942} 1009}
943 1010
944/* ------------------------------------------------------------------------- */ 1011/* ------------------------------------------------------------------------- */
945/* 1012/*
946 * Process Backspace. Move back the cursor back a position, wrap if have to 1013 * Process Backspace. Move back the cursor back a position, wrap if have to
947 * XTERM_SEQ: CTRL-H 1014 * XTERM_SEQ: CTRL-H
948 */ 1015 */
949/* EXTPROTO */
950void 1016void
951rxvt_scr_backspace(pR) 1017rxvt_term::scr_backspace () NOTHROW
952{ 1018{
953 R->want_refresh = 1;
954 if (R->screen.cur.col == 0) { 1019 if (screen.cur.col == 0)
1020 {
955 if (R->screen.cur.row > 0) { 1021 if (screen.cur.row > 0)
1022 {
956#ifdef TERMCAP_HAS_BW 1023#ifdef TERMCAP_HAS_BW
957 R->screen.cur.col = R->TermWin.ncol - 1; 1024 screen.cur.col = ncol - 1;
958 R->screen.cur.row--; 1025 --screen.cur.row;
959 return; 1026
1027 want_refresh = 1;
960#endif 1028#endif
961 } 1029 }
962 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1030 }
1031 else
963 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1032 scr_gotorc (0, -1, RELATIVE);
964 R->screen.flags &= ~Screen_WrapNext;
965} 1033}
966 1034
967/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
968/* 1036/*
969 * Process Horizontal Tab 1037 * Process Horizontal Tab
970 * count: +ve = forward; -ve = backwards 1038 * count: +ve = forward; -ve = backwards
971 * XTERM_SEQ: CTRL-I 1039 * XTERM_SEQ: CTRL-I
972 */ 1040 */
973/* EXTPROTO */
974void 1041void
975rxvt_scr_tab(pR_ int count) 1042rxvt_term::scr_tab (int count, bool ht) NOTHROW
976{ 1043{
977 int i, x; 1044 int i, x;
978 1045
979 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
980 R->want_refresh = 1; 1046 want_refresh = 1;
981 i = x = R->screen.cur.col; 1047 i = x = screen.cur.col;
1048
982 if (count == 0) 1049 if (count == 0)
983 return; 1050 return;
984 else if (count > 0) { 1051 else if (count > 0)
1052 {
1053 line_t &l = ROW(screen.cur.row);
1054 rend_t base_rend = l.r[i];
1055 ht &= l.t[i] == ' ';
1056
985 for (; ++i < R->TermWin.ncol; ) 1057 for (; ++i < ncol; )
986 if (R->tabs[i]) { 1058 if (tabs[i])
1059 {
987 x = i; 1060 x = i;
1061
988 if (!--count) 1062 if (!--count)
989 break; 1063 break;
1064 }
1065 else
1066 ht &= l.t[i] == ' '
1067 && RS_SAME (l.r[i], base_rend);
1068
1069 if (count)
1070 x = ncol - 1;
1071
1072 // store horizontal tab commands as characters inside the text
1073 // buffer so they can be selected and pasted.
1074 if (ht && option (Opt_pastableTabs))
1075 {
1076 base_rend = SET_FONT (base_rend, 0);
1077
1078 l.touch (x);
1079
1080 i = screen.cur.col;
1081
1082 l.t[i] = '\t';
1083 l.r[i] = base_rend;
1084
1085 while (++i < x)
1086 {
1087 l.t[i] = NOCHAR;
1088 l.r[i] = base_rend;
990 } 1089 }
991 if (count) 1090 }
992 x = R->TermWin.ncol - 1; 1091 }
993 } else /* if (count < 0) */ { 1092 else /* if (count < 0) */
1093 {
994 for (; --i >= 0; ) 1094 for (; --i >= 0; )
995 if (R->tabs[i]) { 1095 if (tabs[i])
996 x = i;
997 if (!++count)
998 break;
999 } 1096 {
1000 if (count)
1001 x = 0; 1097 x = i;
1098 if (!++count)
1099 break;
1100 }
1101
1102 if (count)
1103 x = 0;
1002 } 1104 }
1105
1003 if (x != R->screen.cur.col) 1106 if (x != screen.cur.col)
1004 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1107 scr_gotorc (0, x, R_RELATIVE);
1005} 1108}
1006 1109
1007/* ------------------------------------------------------------------------- */ 1110/* ------------------------------------------------------------------------- */
1008/* 1111/*
1009 * Process DEC Back Index 1112 * Process DEC Back Index
1010 * XTERM_SEQ: ESC 6 1113 * XTERM_SEQ: ESC 6
1011 * Move cursor left in row. If we're at the left boundary, shift everything 1114 * Move cursor left in row. If we're at the left boundary, shift everything
1012 * in that row right. Clear left column. 1115 * in that row right. Clear left column.
1013 */ 1116 */
1014#ifndef NO_FRILLS 1117#if !ENABLE_MINIMAL
1015/* EXTPROTO */
1016void 1118void
1017rxvt_scr_backindex(pR) 1119rxvt_term::scr_backindex () NOTHROW
1018{ 1120{
1019 if (R->screen.cur.col > 0) 1121 if (screen.cur.col > 0)
1020 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1122 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1021 else { 1123 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); 1124 scr_insdel_chars (1, INSERT);
1025 }
1026} 1125}
1027#endif 1126#endif
1028/* ------------------------------------------------------------------------- */ 1127/* ------------------------------------------------------------------------- */
1029/* 1128/*
1030 * Process DEC Forward Index 1129 * Process DEC Forward Index
1031 * XTERM_SEQ: ESC 9 1130 * XTERM_SEQ: ESC 9
1032 * Move cursor right in row. If we're at the right boundary, shift everything 1131 * Move cursor right in row. If we're at the right boundary, shift everything
1033 * in that row left. Clear right column. 1132 * in that row left. Clear right column.
1034 */ 1133 */
1035#ifndef NO_FRILLS 1134#if !ENABLE_MINIMAL
1036/* EXTPROTO */
1037void 1135void
1038rxvt_scr_forwardindex(pR) 1136rxvt_term::scr_forwardindex () NOTHROW
1039{ 1137{
1040 int row;
1041
1042 if (R->screen.cur.col < R->TermWin.ncol - 1) 1138 if (screen.cur.col < ncol - 1)
1043 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1139 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1044 else { 1140 else
1045 row = R->screen.cur.row + R->TermWin.saveLines; 1141 {
1046 if (R->screen.tlen[row] == 0) 1142 line_t &l = ROW(screen.cur.row);
1047 return; /* um, yeah? */ 1143
1048 else if (R->screen.tlen[row] == -1) 1144 l.touch ();
1049 R->screen.tlen[row] = R->TermWin.ncol; 1145 l.is_longer (0);
1146
1050 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1147 scr_gotorc (0, 0, R_RELATIVE);
1051 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1148 scr_insdel_chars (1, DELETE);
1052 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1149 scr_gotorc (0, ncol - 1, R_RELATIVE);
1053 } 1150 }
1054} 1151}
1055#endif 1152#endif
1056 1153
1057/* ------------------------------------------------------------------------- */ 1154/* ------------------------------------------------------------------------- */
1058/* 1155/*
1059 * Goto Row/Column 1156 * Goto Row/Column
1060 */ 1157 */
1061/* EXTPROTO */
1062void 1158void
1063rxvt_scr_gotorc(pR_ int row, int col, int relative) 1159rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1064{ 1160{
1065 R->want_refresh = 1; 1161 want_refresh = 1;
1066 ZERO_SCROLLBACK(R); 1162 ZERO_SCROLLBACK ();
1067#ifdef RXVT_GRAPHICS
1068 if (rxvt_Gr_Displayed(aR))
1069 rxvt_Gr_scroll(aR_ 0);
1070#endif
1071 1163
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) 1164 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1075 : col); 1165 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 1166
1079 R->screen.flags &= ~Screen_WrapNext; 1167 screen.flags &= ~Screen_WrapNext;
1168
1080 if (relative & R_RELATIVE) { 1169 if (relative & R_RELATIVE)
1170 {
1081 if (row > 0) { 1171 if (row > 0)
1172 {
1082 if (R->screen.cur.row <= R->screen.bscroll 1173 if (screen.cur.row <= screen.bscroll
1083 && (R->screen.cur.row + row) > R->screen.bscroll) 1174 && (screen.cur.row + row) > screen.bscroll)
1084 R->screen.cur.row = R->screen.bscroll; 1175 screen.cur.row = screen.bscroll;
1085 else 1176 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; 1177 screen.cur.row += row;
1178 }
1179 else if (row < 0)
1180 {
1181 if (screen.cur.row >= screen.tscroll
1182 && (screen.cur.row + row) < screen.tscroll)
1183 screen.cur.row = screen.tscroll;
1184 else
1185 screen.cur.row += row;
1186 }
1187 }
1188 else
1100 } 1189 {
1101 MAX_IT(R->screen.cur.row, 0); 1190 if (screen.flags & Screen_Relative)
1102 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1191 {
1103} 1192 /* relative origin mode */
1193 screen.cur.row = row + screen.tscroll;
1194 min_it (screen.cur.row, screen.bscroll);
1195 }
1196 else
1197 screen.cur.row = row;
1198 }
1104 1199
1200 clamp_it (screen.cur.row, 0, nrow - 1);
1201}
1202
1105/* ------------------------------------------------------------------------- */ 1203/* ------------------------------------------------------------------------- */
1106/* 1204/*
1107 * direction should be UP or DN 1205 * direction should be UP or DN
1108 */ 1206 */
1109/* EXTPROTO */
1110void 1207void
1111rxvt_scr_index(pR_ enum page_dirn direction) 1208rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1112{ 1209{
1113 int dirn; 1210 int dirn;
1114 1211
1115 R->want_refresh = 1; 1212 want_refresh = 1;
1213 ZERO_SCROLLBACK ();
1214
1116 dirn = ((direction == UP) ? 1 : -1); 1215 dirn = ((direction == UP) ? 1 : -1);
1117 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1118 1216
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; 1217 screen.flags &= ~Screen_WrapNext;
1218
1127 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1219 if ((screen.cur.row == screen.bscroll && direction == UP)
1128 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1220 || (screen.cur.row == screen.tscroll && direction == DN))
1129 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1221 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1130 else 1222 else
1131 R->screen.cur.row += dirn; 1223 screen.cur.row += dirn;
1132 MAX_IT(R->screen.cur.row, 0); 1224
1133 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1225 clamp_it (screen.cur.row, 0, nrow - 1);
1134 rxvt_selection_check(aR_ 0); 1226 selection_check (0);
1135} 1227}
1136 1228
1137/* ------------------------------------------------------------------------- */ 1229/* ------------------------------------------------------------------------- */
1138/* 1230/*
1139 * Erase part or whole of a line 1231 * Erase part or whole of a line
1140 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1232 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1141 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1233 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1142 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1234 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1235 * extension: clear to right unless wrapped: ESC [ 3 K
1143 */ 1236 */
1144/* EXTPROTO */
1145void 1237void
1146rxvt_scr_erase_line(pR_ int mode) 1238rxvt_term::scr_erase_line (int mode) NOTHROW
1147{ 1239{
1148 unsigned int row, col, num; 1240 unsigned int col, num;
1149 1241
1150 R->want_refresh = 1; 1242 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); 1243 ZERO_SCROLLBACK ();
1153 1244
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); 1245 selection_check (1);
1160 1246
1161 R->screen.flags &= ~Screen_WrapNext; 1247 line_t &line = ROW(screen.cur.row);
1162 1248
1163 row = R->TermWin.saveLines + R->screen.cur.row; 1249 line.touch ();
1250 line.is_longer (0);
1251
1164 switch (mode) 1252 switch (mode)
1165 { 1253 {
1254 case 3:
1255 if (screen.flags & Screen_WrapNext)
1256 return;
1257
1258 /* fall through */
1259
1166 case 0: /* erase to end of line */ 1260 case 0: /* erase to end of line */
1167 col = R->screen.cur.col; 1261 col = screen.cur.col;
1168 num = R->TermWin.ncol - col; 1262 num = ncol - col;
1169 MIN_IT(R->screen.tlen[row], (int16_t)col); 1263 min_it (line.l, col);
1264
1170 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1265 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1171 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1266 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1172 CLEAR_SELECTION(R); 1267 CLEAR_SELECTION ();
1173 break; 1268 break;
1269
1174 case 1: /* erase to beginning of line */ 1270 case 1: /* erase to beginning of line */
1175 col = 0; 1271 col = 0;
1176 num = R->screen.cur.col + 1; 1272 num = screen.cur.col + 1;
1273
1177 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1274 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1178 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1275 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1179 CLEAR_SELECTION(R); 1276 CLEAR_SELECTION ();
1180 break; 1277 break;
1278
1181 case 2: /* erase whole line */ 1279 case 2: /* erase whole line */
1182 col = 0; 1280 col = 0;
1183 num = R->TermWin.ncol; 1281 num = ncol;
1184 R->screen.tlen[row] = 0; 1282 line.l = 0;
1185 if (R->selection.beg.row <= R->screen.cur.row 1283 if (selection.beg.row <= screen.cur.row
1186 && R->selection.end.row >= R->screen.cur.row) 1284 && selection.end.row >= screen.cur.row)
1187 CLEAR_SELECTION(R); 1285 CLEAR_SELECTION ();
1188 break; 1286 break;
1189 default: 1287 default:
1190 return; 1288 return;
1191 } 1289 }
1192 1290
1193 if (R->screen.text[row]) 1291 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} 1292}
1199 1293
1200/* ------------------------------------------------------------------------- */ 1294/* ------------------------------------------------------------------------- */
1201/* 1295/*
1202 * Erase part of whole of the screen 1296 * Erase part of whole of the screen
1203 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1297 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1204 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1298 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1205 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1299 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1206 */ 1300 */
1207void 1301void
1208rxvt_term::scr_erase_screen (int mode) 1302rxvt_term::scr_erase_screen (int mode) NOTHROW
1209{ 1303{
1210 int num; 1304 int num;
1211 int32_t row, row_offset; 1305 int32_t row;
1212 rend_t ren; 1306 rend_t ren;
1213 XGCValues gcvalue; 1307 XGCValues gcvalue;
1214 1308
1215 want_refresh = 1; 1309 want_refresh = 1;
1216 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1217 ZERO_SCROLLBACK(this); 1310 ZERO_SCROLLBACK ();
1218 row_offset = (int32_t)TermWin.saveLines;
1219 1311
1220 switch (mode) { 1312 switch (mode)
1313 {
1221 case 0: /* erase to end of screen */ 1314 case 0: /* erase to end of screen */
1222 rxvt_selection_check(this,1); 1315 selection_check (1);
1223 rxvt_scr_erase_line(this,0); 1316 scr_erase_line (0);
1224 row = screen.cur.row + 1; /* possible OOB */ 1317 row = screen.cur.row + 1; /* possible OOB */
1225 num = TermWin.nrow - row; 1318 num = nrow - row;
1226 break; 1319 break;
1227 case 1: /* erase to beginning of screen */ 1320 case 1: /* erase to beginning of screen */
1228 rxvt_selection_check(this,3); 1321 selection_check (3);
1229 rxvt_scr_erase_line(this,1); 1322 scr_erase_line (1);
1230 row = 0; 1323 row = 0;
1231 num = screen.cur.row; 1324 num = screen.cur.row;
1232 break; 1325 break;
1233 case 2: /* erase whole screen */ 1326 case 2: /* erase whole screen */
1234 rxvt_selection_check (this, 3); 1327 selection_check (3);
1235#ifdef RXVT_GRAPHICS
1236 rxvt_Gr_ClearScreen (this);
1237#endif
1238 row = 0; 1328 row = 0;
1239 num = TermWin.nrow; 1329 num = nrow;
1240 break; 1330 break;
1241 default: 1331 default:
1242 return; 1332 return;
1243 } 1333 }
1244 refresh_type |= REFRESH_BOUNDS; 1334
1245 if (selection.op && current_screen == selection.screen 1335 if (selection.op && current_screen == selection.screen
1246 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1336 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1247 || (selection.end.row >= row 1337 || (selection.end.row >= row
1248 && selection.end.row <= row + num))) 1338 && selection.end.row <= row + num)))
1249 CLEAR_SELECTION (this); 1339 CLEAR_SELECTION ();
1340
1250 if (row >= TermWin.nrow) /* Out Of Bounds */ 1341 if (row >= nrow) /* Out Of Bounds */
1251 return; 1342 return;
1252 MIN_IT(num, (TermWin.nrow - row)); 1343
1344 min_it (num, nrow - row);
1345
1346 // TODO: the code below does not work when view_start != 0
1347 // the workaround is to disable the clear and use a normal refresh
1348 // when view_start != 0. mysterious.
1253 if (rstyle & (RS_RVid | RS_Uline)) 1349 if (rstyle & (RS_RVid | RS_Uline))
1254 ren = (rend_t) ~RS_None; 1350 ren = (rend_t) ~RS_None;
1255 else if (GET_BASEBG(rstyle) == Color_bg) { 1351 else if (GET_BASEBG (rstyle) == Color_bg)
1352 {
1256 ren = DEFAULT_RSTYLE; 1353 ren = DEFAULT_RSTYLE;
1257 CLEAR_ROWS(row, num); 1354
1258 } else { 1355 if (mapped && !view_start)
1356 XClearArea (dpy, vt, 0,
1357 Row2Pixel (row - view_start), (unsigned int)width,
1358 (unsigned int)Height2Pixel (num), False);
1359 }
1360 else
1361 {
1259 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1362 ren = rstyle & (RS_fgMask | RS_bgMask);
1363
1364 if (mapped && !view_start)
1365 {
1260 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1366 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1261 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1367 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1262 ERASE_ROWS(row, num); 1368 XFillRectangle (dpy, vt, gc,
1369 0, Row2Pixel (row - view_start),
1370 (unsigned int)width,
1371 (unsigned int)Height2Pixel (num));
1263 gcvalue.foreground = PixColors[Color_fg]; 1372 gcvalue.foreground = pix_colors[Color_fg];
1264 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1373 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1374 }
1265 } 1375 }
1376
1266 for (; num--; row++) { 1377 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 } 1378 {
1379 scr_blank_screen_mem (ROW(row), rstyle);
1380
1381 if (!view_start)
1382 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1383 }
1273} 1384}
1385
1386#if !ENABLE_MINIMAL
1387void
1388rxvt_term::scr_erase_savelines () NOTHROW
1389{
1390 want_refresh = 1;
1391 ZERO_SCROLLBACK ();
1392
1393 top_row = 0;
1394}
1395#endif
1274 1396
1275/* ------------------------------------------------------------------------- */ 1397/* ------------------------------------------------------------------------- */
1276/* 1398/*
1277 * Fill the screen with `E's 1399 * Fill the screen with `E's
1278 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1400 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1279 */ 1401 */
1280/* EXTPROTO */
1281void 1402void
1282rxvt_scr_E(pR) 1403rxvt_term::scr_E () NOTHROW
1283{ 1404{
1284 int i, j, k; 1405 rend_t fs;
1285 rend_t *r1, fs;
1286 1406
1287 R->want_refresh = 1; 1407 want_refresh = 1;
1288 R->num_scr_allow = 0;
1289 ZERO_SCROLLBACK(R); 1408 ZERO_SCROLLBACK ();
1409
1410 num_scr_allow = 0;
1290 rxvt_selection_check(aR_ 3); 1411 selection_check (3);
1291 1412
1292 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1413 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1293 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1414 for (int row = nrow; row--; )
1294 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1415 {
1295 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1416 line_t &line = ROW(row);
1296 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1417
1418 fill_text (line.t, 'E', ncol);
1419 rend_t *r1 = line.r;
1420
1421 for (int j = ncol; j--; )
1297 *r1++ = fs; 1422 *r1++ = fs;
1423
1424 line.is_longer (0);
1425 line.touch (ncol);
1298 } 1426 }
1299} 1427}
1300 1428
1301/* ------------------------------------------------------------------------- */ 1429/* ------------------------------------------------------------------------- */
1302/* 1430/*
1303 * Insert/Delete <count> lines 1431 * Insert/Delete <count> lines
1304 */ 1432 */
1305/* EXTPROTO */
1306void 1433void
1307rxvt_scr_insdel_lines(pR_ int count, int insdel) 1434rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1308{ 1435{
1309 int end; 1436 int end;
1310 1437
1311 ZERO_SCROLLBACK(R); 1438 ZERO_SCROLLBACK ();
1312 1439
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); 1440 selection_check (1);
1319 1441
1320 if (R->screen.cur.row > R->screen.bscroll) 1442 if (screen.cur.row > screen.bscroll)
1443 return;
1444
1445 end = screen.bscroll - screen.cur.row + 1;
1446 if (count > end)
1447 {
1448 if (insdel == DELETE)
1321 return; 1449 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) 1450 else if (insdel == INSERT)
1328 count = end; 1451 count = end;
1329 } 1452 }
1330 R->screen.flags &= ~Screen_WrapNext;
1331 1453
1454 scr_do_wrap ();
1455
1332 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1456 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1333} 1457}
1334 1458
1335/* ------------------------------------------------------------------------- */ 1459/* ------------------------------------------------------------------------- */
1336/* 1460/*
1337 * Insert/Delete <count> characters from the current position 1461 * Insert/Delete <count> characters from the current position
1338 */ 1462 */
1339/* EXTPROTO */
1340void 1463void
1341rxvt_scr_insdel_chars(pR_ int count, int insdel) 1464rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1342{ 1465{
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; 1466 want_refresh = 1;
1350 ZERO_SCROLLBACK(R); 1467 ZERO_SCROLLBACK ();
1351 1468
1352#ifdef RXVT_GRAPHICS
1353 if (rxvt_Gr_Displayed(aR))
1354 rxvt_Gr_scroll(aR_ 0);
1355#endif
1356
1357 if (count <= 0) 1469 if (count <= 0)
1358 return; 1470 return;
1359 1471
1472 scr_do_wrap ();
1473
1360 rxvt_selection_check(aR_ 1); 1474 selection_check (1);
1361 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1475 min_it (count, ncol - screen.cur.col);
1362 1476
1363 row = R->screen.cur.row + R->TermWin.saveLines; 1477 int row = screen.cur.row;
1364 R->screen.flags &= ~Screen_WrapNext;
1365 1478
1366 stp = R->screen.text[row]; 1479 line_t *line = &ROW(row);
1367 srp = R->screen.rend[row]; 1480
1368 slp = &(R->screen.tlen[row]); 1481 line->touch ();
1482 line->is_longer (0);
1483
1484 // nuke wide spanning the start
1485 if (line->t[screen.cur.col] == NOCHAR)
1486 scr_kill_char (*line, screen.cur.col);
1487
1369 switch (insdel) { 1488 switch (insdel)
1489 {
1370 case INSERT: 1490 case INSERT:
1371 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1491 line->l = min (line->l + count, ncol);
1372 col--) { 1492
1493 if (line->t[screen.cur.col] == NOCHAR)
1494 scr_kill_char (*line, screen.cur.col);
1495
1496 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1497 {
1373 stp[col] = stp[col - count]; 1498 line->t[col] = line->t[col - count];
1374 srp[col] = srp[col - count]; 1499 line->r[col] = line->r[col - count];
1375 } 1500 }
1376 if (*slp != -1) { 1501
1377 *slp += count;
1378 MIN_IT(*slp, R->TermWin.ncol);
1379 }
1380 if (R->selection.op && R->current_screen == R->selection.screen 1502 if (selection.op && current_screen == selection.screen
1381 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1503 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1504 {
1382 if (R->selection.end.row != R->screen.cur.row 1505 if (selection.end.row != screen.cur.row
1383 || (R->selection.end.col + count >= R->TermWin.ncol)) 1506 || (selection.end.col + count >= ncol))
1384 CLEAR_SELECTION(R); 1507 CLEAR_SELECTION ();
1508 else
1509 {
1385 else { /* shift selection */ 1510 /* shift selection */
1386 R->selection.beg.col += count; 1511 selection.beg.col += count;
1387 R->selection.mark.col += count; /* XXX: yes? */ 1512 selection.mark.col += count; /* XXX: yes? */
1388 R->selection.end.col += count; 1513 selection.end.col += count;
1389 } 1514 }
1390 } 1515 }
1391 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1516
1392 (unsigned int)count, R->rstyle); 1517 scr_blank_line (*line, screen.cur.col, count, rstyle);
1393 break; 1518 break;
1519
1394 case ERASE: 1520 case ERASE:
1395 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1521 screen.cur.col += count; /* don't worry if > ncol */
1396 rxvt_selection_check(aR_ 1); 1522 selection_check (1);
1397 R->screen.cur.col -= count; 1523 screen.cur.col -= count;
1398 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1524
1399 (unsigned int)count, R->rstyle); 1525 // nuke wide char after the end
1526 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1527 scr_kill_char (*line, screen.cur.col + count);
1528
1529 scr_blank_line (*line, screen.cur.col, count, rstyle);
1400 break; 1530 break;
1531
1401 case DELETE: 1532 case DELETE:
1402 tr = srp[R->TermWin.ncol - 1] 1533 line->l = max (line->l - count, 0);
1403 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1534
1535 // nuke wide char spanning the end
1536 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1537 scr_kill_char (*line, screen.cur.col + count);
1538
1404 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1539 for (int col = screen.cur.col; (col + count) < ncol; col++)
1540 {
1405 stp[col] = stp[col + count]; 1541 line->t[col] = line->t[col + count];
1406 srp[col] = srp[col + count]; 1542 line->r[col] = line->r[col + count];
1407 } 1543 }
1408 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1544
1409 &(srp[R->TermWin.ncol - count]), 1545 scr_blank_line (*line, ncol - count, count, rstyle);
1410 (unsigned int)count, tr); 1546
1411 if (*slp == -1) /* break line continuation */
1412 *slp = R->TermWin.ncol;
1413 *slp -= count;
1414 MAX_IT(*slp, 0);
1415 if (R->selection.op && R->current_screen == R->selection.screen 1547 if (selection.op && current_screen == selection.screen
1416 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1548 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1549 {
1417 if (R->selection.end.row != R->screen.cur.row 1550 if (selection.end.row != screen.cur.row
1418 || (R->screen.cur.col >= R->selection.beg.col - count) 1551 || (screen.cur.col >= selection.beg.col - count)
1419 || R->selection.end.col >= R->TermWin.ncol) 1552 || selection.end.col >= ncol)
1420 CLEAR_SELECTION(R); 1553 CLEAR_SELECTION ();
1421 else { 1554 else
1555 {
1422 /* shift selection */ 1556 /* shift selection */
1423 R->selection.beg.col -= count; 1557 selection.beg.col -= count;
1424 R->selection.mark.col -= count; /* XXX: yes? */ 1558 selection.mark.col -= count; /* XXX: yes? */
1425 R->selection.end.col -= count; 1559 selection.end.col -= count;
1426 } 1560 }
1427 } 1561 }
1562
1428 break; 1563 break;
1429 } 1564 }
1430} 1565}
1431 1566
1432/* ------------------------------------------------------------------------- */ 1567/* ------------------------------------------------------------------------- */
1433/* 1568/*
1434 * Set the scrolling region 1569 * Set the scrolling region
1435 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1570 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1436 */ 1571 */
1437/* EXTPROTO */
1438void 1572void
1439rxvt_scr_scroll_region(pR_ int top, int bot) 1573rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1440{ 1574{
1441 MAX_IT(top, 0); 1575 max_it (top, 0);
1442 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1576 min_it (bot, nrow - 1);
1577
1443 if (top > bot) 1578 if (top > bot)
1444 return; 1579 return;
1580
1445 R->screen.tscroll = top; 1581 screen.tscroll = top;
1446 R->screen.bscroll = bot; 1582 screen.bscroll = bot;
1447 rxvt_scr_gotorc(aR_ 0, 0, 0); 1583 scr_gotorc (0, 0, 0);
1448} 1584}
1449 1585
1450/* ------------------------------------------------------------------------- */ 1586/* ------------------------------------------------------------------------- */
1451/* 1587/*
1452 * Make the cursor visible/invisible 1588 * Make the cursor visible/invisible
1453 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1589 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1454 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1590 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1455 */ 1591 */
1456/* EXTPROTO */
1457void 1592void
1458rxvt_scr_cursor_visible(pR_ int mode) 1593rxvt_term::scr_cursor_visible (int mode) NOTHROW
1459{ 1594{
1460 R->want_refresh = 1; 1595 want_refresh = 1;
1596
1461 if (mode) 1597 if (mode)
1462 R->screen.flags |= Screen_VisibleCursor; 1598 screen.flags |= Screen_VisibleCursor;
1463 else 1599 else
1464 R->screen.flags &= ~Screen_VisibleCursor; 1600 screen.flags &= ~Screen_VisibleCursor;
1465} 1601}
1466 1602
1467/* ------------------------------------------------------------------------- */ 1603/* ------------------------------------------------------------------------- */
1468/* 1604/*
1469 * Set/unset automatic wrapping 1605 * Set/unset automatic wrapping
1470 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1606 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1471 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1607 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1472 */ 1608 */
1473/* EXTPROTO */
1474void 1609void
1475rxvt_scr_autowrap(pR_ int mode) 1610rxvt_term::scr_autowrap (int mode) NOTHROW
1476{ 1611{
1477 if (mode) 1612 if (mode)
1478 R->screen.flags |= Screen_Autowrap; 1613 screen.flags |= Screen_Autowrap;
1479 else 1614 else
1480 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1615 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1481} 1616}
1482 1617
1483/* ------------------------------------------------------------------------- */ 1618/* ------------------------------------------------------------------------- */
1484/* 1619/*
1485 * Set/unset margin origin mode 1620 * Set/unset margin origin mode
… …
1488 * Relative mode: line numbers are relative to top margin of scrolling region 1623 * Relative mode: line numbers are relative to top margin of scrolling region
1489 * and the cursor cannot be moved outside. 1624 * and the cursor cannot be moved outside.
1490 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1625 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1491 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1626 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1492 */ 1627 */
1493/* EXTPROTO */
1494void 1628void
1495rxvt_scr_relative_origin(pR_ int mode) 1629rxvt_term::scr_relative_origin (int mode) NOTHROW
1496{ 1630{
1497 if (mode) 1631 if (mode)
1498 R->screen.flags |= Screen_Relative; 1632 screen.flags |= Screen_Relative;
1499 else 1633 else
1500 R->screen.flags &= ~Screen_Relative; 1634 screen.flags &= ~Screen_Relative;
1635
1501 rxvt_scr_gotorc(aR_ 0, 0, 0); 1636 scr_gotorc (0, 0, 0);
1502} 1637}
1503 1638
1504/* ------------------------------------------------------------------------- */ 1639/* ------------------------------------------------------------------------- */
1505/* 1640/*
1506 * Set insert/replace mode 1641 * Set insert/replace mode
1507 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1642 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1508 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1643 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1509 */ 1644 */
1510/* EXTPROTO */
1511void 1645void
1512rxvt_scr_insert_mode(pR_ int mode) 1646rxvt_term::scr_insert_mode (int mode) NOTHROW
1513{ 1647{
1514 if (mode) 1648 if (mode)
1515 R->screen.flags |= Screen_Insert; 1649 screen.flags |= Screen_Insert;
1516 else 1650 else
1517 R->screen.flags &= ~Screen_Insert; 1651 screen.flags &= ~Screen_Insert;
1518} 1652}
1519 1653
1520/* ------------------------------------------------------------------------- */ 1654/* ------------------------------------------------------------------------- */
1521/* 1655/*
1522 * Set/Unset tabs 1656 * Set/Unset tabs
1523 * XTERM_SEQ: Set tab at current column : ESC H 1657 * XTERM_SEQ: Set tab at current column : ESC H
1524 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1658 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1525 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1659 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1526 */ 1660 */
1527/* EXTPROTO */
1528void 1661void
1529rxvt_scr_set_tab(pR_ int mode) 1662rxvt_term::scr_set_tab (int mode) NOTHROW
1530{ 1663{
1531 if (mode < 0) 1664 if (mode < 0)
1532 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1665 memset (tabs, 0, ncol);
1533 else if (R->screen.cur.col < R->TermWin.ncol) 1666 else if (screen.cur.col < ncol)
1534 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1667 tabs [screen.cur.col] = !!mode;
1535} 1668}
1536 1669
1537/* ------------------------------------------------------------------------- */ 1670/* ------------------------------------------------------------------------- */
1538/* 1671/*
1539 * Set reverse/normal video 1672 * Set reverse/normal video
1540 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1673 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1541 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1674 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1542 */ 1675 */
1543/* EXTPROTO */
1544void 1676void
1545rxvt_scr_rvideo_mode(pR_ int mode) 1677rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1546{ 1678{
1547 XGCValues gcvalue; 1679 rvideo_mode = on;
1548 1680
1549 if (R->rvideo != mode) { 1681#ifndef NO_BELL
1550 R->rvideo = mode; 1682 on ^= rvideo_bell;
1551 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1683#endif
1552#if defined(XPM_BACKGROUND) 1684
1685 if (rvideo_state != on)
1686 {
1687 rvideo_state = on;
1688
1689 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1690#ifdef HAVE_BG_PIXMAP
1553 if (R->bgPixmap.pixmap == None) 1691 if (bgPixmap.pixmap == None)
1554#endif 1692#endif
1555#if defined(TRANSPARENT) 1693 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 1694
1695 XGCValues gcvalue;
1561 gcvalue.foreground = R->PixColors[Color_fg]; 1696 gcvalue.foreground = pix_colors[Color_fg];
1562 gcvalue.background = R->PixColors[Color_bg]; 1697 gcvalue.background = pix_colors[Color_bg];
1563 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1698 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1564 &gcvalue); 1699
1565 R->scr_clear (); 1700 scr_clear ();
1566 R->scr_touch (true); 1701 scr_touch (true);
1567 } 1702 }
1568} 1703}
1569 1704
1570/* ------------------------------------------------------------------------- */ 1705/* ------------------------------------------------------------------------- */
1571/* 1706/*
1572 * Report current cursor position 1707 * Report current cursor position
1573 * XTERM_SEQ: Report position: ESC [ 6 n 1708 * XTERM_SEQ: Report position: ESC [ 6 n
1574 */ 1709 */
1575/* EXTPROTO */
1576void 1710void
1577rxvt_scr_report_position(pR) 1711rxvt_term::scr_report_position () NOTHROW
1578{ 1712{
1579 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1713 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1580} 1714}
1581 1715
1582/* ------------------------------------------------------------------------- * 1716/* ------------------------------------------------------------------------- *
1583 * FONTS * 1717 * FONTS *
1584 * ------------------------------------------------------------------------- */ 1718 * ------------------------------------------------------------------------- */
1585 1719
1586/* 1720/*
1587 * Set font style 1721 * Set font style
1588 */ 1722 */
1589/* INTPROTO */
1590void 1723void
1591rxvt_set_font_style(pR) 1724rxvt_term::set_font_style () NOTHROW
1592{ 1725{
1726#if 0
1593 switch (R->charsets[R->screen.charset]) { 1727 switch (charsets [screen.charset])
1728 {
1594 case '0': /* DEC Special Character & Line Drawing Set */ 1729 case '0': /* DEC Special Character & Line Drawing Set */
1595 break; 1730 break;
1596 case 'A': /* United Kingdom (UK) */ 1731 case 'A': /* United Kingdom (UK) */
1597 break; 1732 break;
1598 case 'B': /* United States (USASCII) */ 1733 case 'B': /* United States (USASCII) */
1599 break; 1734 break;
1600 case '<': /* Multinational character set */ 1735 case '<': /* Multinational character set */
1601 break; 1736 break;
1602 case '5': /* Finnish character set */ 1737 case '5': /* Finnish character set */
1603 break; 1738 break;
1604 case 'C': /* Finnish character set */ 1739 case 'C': /* Finnish character set */
1605 break; 1740 break;
1606 case 'K': /* German character set */ 1741 case 'K': /* German character set */
1607 break; 1742 break;
1608 } 1743 }
1744#endif
1609} 1745}
1610 1746
1611/* ------------------------------------------------------------------------- */ 1747/* ------------------------------------------------------------------------- */
1612/* 1748/*
1613 * Choose a font 1749 * Choose a font
1614 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1750 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1615 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1751 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1616 * XTERM_SEQ: Invoke G2 character set: ESC N 1752 * XTERM_SEQ: Invoke G2 character set: ESC N
1617 * XTERM_SEQ: Invoke G3 character set: ESC O 1753 * XTERM_SEQ: Invoke G3 character set: ESC O
1618 */ 1754 */
1619/* EXTPROTO */
1620void 1755void
1621rxvt_scr_charset_choose(pR_ int set) 1756rxvt_term::scr_charset_choose (int set) NOTHROW
1622{ 1757{
1623 R->screen.charset = set; 1758 screen.charset = set;
1624 rxvt_set_font_style(aR); 1759 set_font_style ();
1625} 1760}
1626 1761
1627/* ------------------------------------------------------------------------- */ 1762/* ------------------------------------------------------------------------- */
1628/* 1763/*
1629 * Set a font 1764 * Set a font
… …
1631 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1766 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1632 * XTERM_SEQ: Set G2 character set: ESC * <C> 1767 * XTERM_SEQ: Set G2 character set: ESC * <C>
1633 * XTERM_SEQ: Set G3 character set: ESC + <C> 1768 * XTERM_SEQ: Set G3 character set: ESC + <C>
1634 * See set_font_style for possible values for <C> 1769 * See set_font_style for possible values for <C>
1635 */ 1770 */
1636/* EXTPROTO */
1637void 1771void
1638rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1772rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1639{ 1773{
1640 R->charsets[set] = (unsigned char)ch; 1774 charsets[set] = (unsigned char)ch;
1641 rxvt_set_font_style(aR); 1775 set_font_style ();
1642} 1776}
1643 1777
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 1778
1666/* ------------------------------------------------------------------------- * 1779/* ------------------------------------------------------------------------- *
1667 * MAJOR SCREEN MANIPULATION * 1780 * MAJOR SCREEN MANIPULATION *
1668 * ------------------------------------------------------------------------- */ 1781 * ------------------------------------------------------------------------- */
1669 1782
1670/* 1783/*
1784 * refresh matching text.
1785 */
1786bool
1787rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1788{
1789 bool found = false;
1790
1791 for (int i = 0; i < nrow; i++)
1792 {
1793 rend_t *drp = drawn_buf[i].r;
1794
1795 for (int col = 0; col < ncol; col++, drp++)
1796 if ((*drp & mask) == value)
1797 {
1798 found = true;
1799 *drp = ~value;
1800 }
1801 }
1802
1803 return found;
1804}
1805
1806/*
1671 * Refresh an area 1807 * Refresh an area
1672 */ 1808 */
1673enum { 1809enum {
1674 PART_BEG = 0, 1810 PART_BEG = 0,
1675 PART_END, 1811 PART_END,
1676 RC_COUNT 1812 RC_COUNT
1677}; 1813};
1678 1814
1679void 1815void
1680rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1816rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1681{ 1817{
1682 int i; 1818 int i;
1683 row_col_t rc[RC_COUNT]; 1819 row_col_t rc[RC_COUNT];
1684 1820
1685 if (drawn_text == NULL) /* sanity check */ 1821 if (!drawn_buf) /* sanity check */
1686 return; 1822 return;
1687 1823
1688#ifdef DEBUG_STRICT 1824#ifndef NO_SLOW_LINK_SUPPORT
1689 x = max(x, (int)TermWin.int_bwidth); 1825 if (refresh_type == FAST_REFRESH && !display->is_local)
1690 x = min(x, (int)TermWin.width); 1826 {
1691 y = max(y, (int)TermWin.int_bwidth); 1827 y = 0;
1692 y = min(y, (int)TermWin.height); 1828 eheight = height;
1829 }
1693#endif 1830#endif
1694 1831
1695/* round down */ 1832 /* round down */
1696 rc[PART_BEG].col = Pixel2Col(x); 1833 rc[PART_BEG].col = Pixel2Col (x);
1697 rc[PART_BEG].row = Pixel2Row(y); 1834 rc[PART_BEG].row = Pixel2Row (y);
1698/* round up */ 1835 /* round up */
1699 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1836 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1700 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1837 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1701 1838
1702/* sanity checks */ 1839 /* sanity checks */
1703 for (i = PART_BEG; i < RC_COUNT; i++) 1840 for (i = PART_BEG; i < RC_COUNT; i++)
1704 { 1841 {
1705 MIN_IT(rc[i].col, TermWin.ncol - 1); 1842 min_it (rc[i].col, ncol - 1);
1706 MIN_IT(rc[i].row, TermWin.nrow - 1); 1843 min_it (rc[i].row, nrow - 1);
1707 } 1844 }
1708 1845// 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++) 1846 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1712 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1847 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1713 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1848
1849 num_scr_allow = 0;
1714 1850
1715 if (refresh) 1851 if (refresh)
1716 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1852 scr_refresh ();
1717} 1853}
1718 1854
1719/* ------------------------------------------------------------------------- */ 1855/* ------------------------------------------------------------------------- */
1720/* 1856/*
1721 * Refresh the entire screen 1857 * Refresh the entire screen
1722 */ 1858 */
1723void 1859void
1724rxvt_term::scr_touch (bool refresh) 1860rxvt_term::scr_touch (bool refresh) NOTHROW
1725{ 1861{
1726 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1862 scr_expose (0, 0, width, height, refresh);
1727} 1863}
1728 1864
1729/* ------------------------------------------------------------------------- */ 1865/* ------------------------------------------------------------------------- */
1730/* 1866/*
1731 * Move the display so that the line represented by scrollbar value Y is at 1867 * Move the display so that the line represented by scrollbar value Y is at
1732 * the top of the screen 1868 * the top of the screen
1733 */ 1869 */
1734/* EXTPROTO */ 1870void
1735int
1736rxvt_scr_move_to(pR_ int y, int len) 1871rxvt_term::scr_move_to (int y, int len) NOTHROW
1737{ 1872{
1738 long p = 0; 1873 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} 1874}
1752 1875
1753/* ------------------------------------------------------------------------- */ 1876/* ------------------------------------------------------------------------- */
1754/* 1877/*
1755 * Page the screen up/down nlines 1878 * Page the screen up/down nlines
1756 * direction should be UP or DN 1879 * direction should be UP or DN
1757 */ 1880 */
1758/* EXTPROTO */ 1881bool
1759int
1760rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1882rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1761{ 1883{
1762 int n; 1884 int new_view_start =
1763 uint16_t oldviewstart; 1885 direction == UP ? view_start - nlines
1886 : view_start + nlines;
1764 1887
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); 1888 return scr_changeview (new_view_start);
1778} 1889}
1779 1890
1780/* INTPROTO */ 1891bool
1781int 1892rxvt_term::scr_changeview (int new_view_start) NOTHROW
1782rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1783{ 1893{
1784 if (R->TermWin.view_start != oldviewstart) { 1894 clamp_it (new_view_start, top_row, 0);
1895
1896 if (new_view_start == view_start)
1897 return false;
1898
1899 num_scr += new_view_start - view_start;
1900 view_start = new_view_start;
1785 R->want_refresh = 1; 1901 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 1902
1795/* ------------------------------------------------------------------------- */ 1903 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1796/* EXTPROTO */ 1904
1797void 1905 return true;
1798rxvt_scr_bell(pR) 1906}
1799{ 1907
1800#ifndef NO_BELL 1908#ifndef NO_BELL
1909void
1910rxvt_term::bell_cb (ev::timer &w, int revents)
1911{
1912 rvideo_bell = false;
1913 scr_rvideo_mode (rvideo_mode);
1914 refresh_check ();
1915}
1916#endif
1917
1918/* ------------------------------------------------------------------------- */
1919void
1920rxvt_term::scr_bell () NOTHROW
1921{
1922#ifndef NO_BELL
1923
1801# ifndef NO_MAPALERT 1924# ifndef NO_MAPALERT
1802# ifdef MAPALERT_OPTION 1925# ifdef MAPALERT_OPTION
1803 if (R->Options & Opt_mapAlert) 1926 if (option (Opt_mapAlert))
1804# endif 1927# endif
1805 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1928 XMapWindow (dpy, parent[0]);
1806# endif 1929# endif
1930
1931# if ENABLE_FRILLS
1932 if (option (Opt_urgentOnBell))
1933 set_urgency (1);
1934# endif
1935
1807 if (R->Options & Opt_visualBell) { 1936 if (option (Opt_visualBell))
1808 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1937 {
1809 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1938 rvideo_bell = true;
1939 scr_rvideo_mode (rvideo_mode);
1940 flush ();
1941
1942 bell_ev.start (VISUAL_BELL_DURATION);
1943 }
1810 } else 1944 else
1811 XBell(R->Xdisplay, 0); 1945 XBell (dpy, 0);
1812#endif 1946#endif
1813} 1947}
1814 1948
1815/* ------------------------------------------------------------------------- */ 1949/* ------------------------------------------------------------------------- */
1816/* ARGSUSED */ 1950/* ARGSUSED */
1817/* EXTPROTO */
1818void 1951void
1819rxvt_scr_printscreen(pR_ int fullhist) 1952rxvt_term::scr_printscreen (int fullhist) NOTHROW
1820{ 1953{
1821#ifdef PRINTPIPE 1954#ifdef PRINTPIPE
1822 int i, r1, nrows, row_offset; 1955 int nrows, row_start;
1823 text_t *t; 1956 FILE *fd = popen_printer ();
1824 FILE *fd;
1825 1957
1826 if ((fd = rxvt_popen_printer(aR)) == NULL) 1958 if (!fd)
1827 return; 1959 return;
1828 nrows = R->TermWin.nrow; 1960
1829 row_offset = R->TermWin.saveLines;
1830 if (!fullhist) 1961 if (fullhist)
1831 row_offset -= R->TermWin.view_start;
1832 else {
1833 nrows += R->TermWin.nscrolled;
1834 row_offset -= R->TermWin.nscrolled;
1835 } 1962 {
1963 nrows = nrow - top_row;
1964 row_start = top_row;
1965 }
1966 else
1967 {
1968 nrows = nrow;
1969 row_start = view_start;
1970 }
1836 1971
1972 wctomb (0, 0);
1973
1837 for (r1 = 0; r1 < nrows; r1++) { 1974 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 } 1975 {
1976 text_t *tp = ROW(r1).t;
1977 int len = ROW(r1).l;
1978
1979 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1980 {
1981 char mb[MB_LEN_MAX];
1982 text_t t = *tp++;
1983 if (t == NOCHAR)
1984 continue;
1985
1986 len = wctomb (mb, t);
1987
1988 if (len <= 0)
1989 {
1990 mb[0] = ' ';
1991 len = 1;
1992 }
1993
1994 fwrite (mb, 1, len, fd);
1995 }
1996
1997 fputc ('\n', fd);
1998 }
1999
1844 rxvt_pclose_printer(fd); 2000 pclose_printer (fd);
1845#endif 2001#endif
1846} 2002}
1847 2003
1848/* ------------------------------------------------------------------------- */ 2004/* ------------------------------------------------------------------------- */
1849/* 2005/*
1850 * Refresh the screen 2006 * Refresh the screen
1851 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2007 * drawn_text/drawn_rend contain the screen information before the update.
1852 * R->screen.text/R->screen.rend contain what the screen will change to. 2008 * screen.text/screen.rend contain what the screen will change to.
2009 */
2010void
2011rxvt_term::scr_refresh () NOTHROW
2012{
2013 unsigned char have_bg,
2014 showcursor; /* show the cursor */
2015 int16_t col, row, /* column/row we're processing */
2016 ocrow; /* old cursor row */
2017 int i; /* tmp */
2018#ifndef NO_CURSORCOLOR
2019 rend_t cc1; /* store colours at cursor position (s) */
2020#endif
2021 rend_t *crp; // cursor rendition pointer
2022 rend_t ccol1, /* Cursor colour */
2023 ccol2; /* Cursor colour2 */
2024
2025 want_refresh = 0; /* screen is current */
2026
2027 if (refresh_type == NO_REFRESH || !mapped)
2028 return;
2029
2030 /*
2031 * A: set up vars
1853 */ 2032 */
2033 refresh_count = 0;
1854 2034
1855#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2035 have_bg = 0;
1856# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2036#ifdef HAVE_BG_PIXMAP
1857# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2037 have_bg = bgPixmap.pixmap != None;
2038#endif
2039 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2040
2041 /*
2042 * B: reverse any characters which are selected
2043 */
2044 scr_reverse_selection ();
2045
2046 /*
2047 * C: set the cursor character (s)
2048 */
2049 {
2050 unsigned char setoldcursor;
2051
2052 showcursor = (screen.flags & Screen_VisibleCursor);
2053#ifdef CURSOR_BLINK
2054 if (hidden_cursor)
2055 showcursor = 0;
2056#endif
2057
2058 if (showcursor)
2059 {
2060 int col = screen.cur.col;
2061
2062 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2063 col--;
2064
2065 crp = &ROW(screen.cur.row).r[col];
2066
2067#ifndef NO_CURSORCOLOR
2068 cc1 = *crp & (RS_fgMask | RS_bgMask);
2069 if (ISSET_PIXCOLOR (Color_cursor))
2070 ccol1 = Color_cursor;
2071 else
2072#endif
2073#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2074 ccol1 = fgcolor_of (rstyle);
1858#else 2075#else
1859# define MONO_BOLD(x) \ 2076 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 2077#endif
1863 2078
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 2079#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)) 2080 if (ISSET_PIXCOLOR (Color_cursor2))
1969 ccol1 = Color_cursor; 2081 ccol2 = Color_cursor2;
1970 else 2082 else
2083#endif
1971#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2084#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1972 ccol1 = GET_FGCOLOR(rstyle); 2085 ccol2 = bgcolor_of (rstyle);
1973#else 2086#else
1974 ccol1 = Color_fg; 2087 ccol2 = Color_bg;
1975#endif 2088#endif
1976 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2089
1977 ccol2 = Color_cursor2; 2090 if (showcursor && focus)
2091 {
2092 if (option (Opt_cursorUnderline))
2093 *crp ^= RS_Uline;
1978 else 2094 else
1979#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2095 {
1980 ccol2 = GET_BGCOLOR(rstyle); 2096 *crp ^= RS_RVid;
1981#else
1982 ccol2 = Color_bg;
1983#endif
1984 *srp = SET_FGCOLOR(*srp, ccol1); 2097 *crp = SET_FGCOLOR (*crp, ccol1);
1985 *srp = SET_BGCOLOR(*srp, ccol2); 2098 *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 } 2099 }
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 } 2100 }
2016 } 2101 }
2102
2103 /* make sure no outline cursor is left around */
2104 setoldcursor = 0;
2105 if (ocrow != -1)
2106 {
2107 if (screen.cur.row - view_start != ocrow
2108 || screen.cur.col != oldcursor.col)
2109 {
2110 if (ocrow < nrow
2111 && oldcursor.col < ncol)
2112 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2113
2114 if (focus || !showcursor)
2115 oldcursor.row = -1;
2116 else
2117 setoldcursor = 1;
2118 }
2017 } 2119 }
2120 else if (!focus)
2121 setoldcursor = 1;
2122
2123 if (setoldcursor)
2124 {
2125 if (screen.cur.row - view_start >= nrow)
2126 oldcursor.row = -1;
2127 else
2128 {
2129 oldcursor.row = screen.cur.row - view_start;
2130 oldcursor.col = screen.cur.col;
2131 }
2132 }
2133 }
2134
2135 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2136#if ENABLE_OVERLAY
2137 scr_swap_overlay ();
2138#endif
2018 2139
2019#ifndef NO_SLOW_LINK_SUPPORT 2140#ifndef NO_SLOW_LINK_SUPPORT
2020 /* 2141 /*
2021 * D: CopyArea pass - very useful for slower links 2142 * D: CopyArea pass - very useful for slower links
2022 * This has been deliberately kept simple. 2143 * This has been deliberately kept simple.
2023 */ 2144 */
2024 i = num_scr; 2145 if (!display->is_local
2025 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2146 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2026 && abs(i) < TermWin.nrow && !must_clear) 2147 && abs (num_scr) < nrow && !have_bg)
2027 { 2148 {
2028 int16_t nits; 2149 int16_t nits;
2029 int j; 2150 int i = num_scr;
2030 rend_t *drp2; 2151 int j;
2031 text_t *dtp2; 2152 int len, wlen;
2032 int len, wlen; 2153 dLocal (int, num_scr);
2033 2154
2034 j = TermWin.nrow; 2155 j = nrow;
2035 wlen = len = -1; 2156 wlen = len = -1;
2036 row = i > 0 ? 0 : j - 1; 2157 row = i > 0 ? 0 : j - 1;
2158
2037 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2159 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2038 { 2160 {
2039 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2161 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2040 { 2162 {
2041 stp = screen.text[row + row_offset]; 2163 line_t s = ROW(view_start + row);
2042 srp = screen.rend[row + row_offset];
2043 dtp = drawn_text[row]; 2164 line_t d = drawn_buf[row];
2044 dtp2 = drawn_text[row + i]; 2165 line_t d2 = drawn_buf[row + i];
2045 drp = drawn_rend[row];
2046 drp2 = drawn_rend[row + i];
2047 2166
2048 for (nits = 0, col = TermWin.ncol; col--; ) 2167 for (nits = 0, col = ncol; col--; )
2049 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2168 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2050 nits--; 2169 nits--;
2051 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2170 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2052 nits++; 2171 nits++;
2053 2172
2054 if (nits > 8) /* XXX: arbitrary choice */ 2173 if (nits > 8) /* XXX: arbitrary choice */
2174 {
2175 for (col = ncol; col--; )
2176 {
2177 *d.t++ = *d2.t++;
2178 *d.r++ = *d2.r++;
2179 }
2180
2181 if (len == -1)
2182 len = row;
2183
2184 wlen = row;
2185 continue;
2186 }
2187 }
2188
2189 if (len >= 0)
2190 {
2191 /* also comes here at end if needed because of >= above */
2192 if (wlen < len)
2193 ::swap (wlen, len);
2194
2195 XGCValues gcv;
2196
2197 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2198 XCopyArea (dpy, vt, vt,
2199 gc, 0, Row2Pixel (len + i),
2200 (unsigned int)this->width,
2201 (unsigned int)Height2Pixel (wlen - len + 1),
2202 0, Row2Pixel (len));
2203 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2204
2205 len = -1;
2206 }
2207 }
2208 }
2209#endif
2210
2211 /*
2212 * E: main pass across every character
2213 */
2214 for (row = 0; row < nrow; row++)
2215 {
2216 text_t *stp = ROW(view_start + row).t;
2217 rend_t *srp = ROW(view_start + row).r;
2218 text_t *dtp = drawn_buf[row].t;
2219 rend_t *drp = drawn_buf[row].r;
2220
2221 /*
2222 * E2: OK, now the real pass
2223 */
2224 int ypixel = (int)Row2Pixel (row);
2225
2226 for (col = 0; col < ncol; col++)
2227 {
2228 /* compare new text with old - if exactly the same then continue */
2229 if (stp[col] == dtp[col] /* Must match characters to skip. */
2230 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2231 || (stp[col] == ' ' /* space w/ no background change */
2232 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2233 continue;
2234
2235 // redraw one or more characters
2236
2237 // seek to the beginning of wide characters
2238 while (expect_false (stp[col] == NOCHAR && col > 0))
2239 --col;
2240
2241 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2242 text_t *text = stp + col;
2243 int count = 1;
2244
2245 dtp[col] = stp[col];
2246 drp[col] = rend;
2247
2248 int xpixel = Col2Pixel (col);
2249
2250 for (i = 0; ++col < ncol; )
2251 {
2252 if (stp[col] == NOCHAR)
2253 {
2254 dtp[col] = stp[col];
2255 drp[col] = rend;
2256 count++;
2257 i++;
2258
2259 continue;
2260 }
2261
2262 if (!RS_SAME (rend, srp[col]))
2263 break;
2264
2265 count++;
2266
2267 if (stp[col] != dtp[col]
2268 || !RS_SAME (srp[col], drp[col]))
2269 {
2270 if (have_bg && (i++ > count / 2))
2271 break;
2272
2273 dtp[col] = stp[col];
2274 drp[col] = rend;
2275 i = 0;
2276 }
2277 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2278 break;
2279 }
2280
2281 col--; /* went one too far. move back */
2282 count -= i; /* dump any matching trailing chars */
2283
2284 // sometimes we optimize away the trailing NOCHAR's, add them back
2285 while (expect_false (i && text[count] == NOCHAR))
2286 count++, i--;
2287
2288 /*
2289 * Determine the attributes for the string
2290 */
2291 int fore = fgcolor_of (rend); // desired foreground
2292 int back = bgcolor_of (rend); // desired background
2293
2294 // only do special processing if any attributes are set, which is unlikely
2295 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)))
2296 {
2297 bool invert = rend & RS_RVid;
2298
2299#ifndef NO_BOLD_UNDERLINE_REVERSE
2300 if (rend & RS_Bold && fore == Color_fg)
2301 {
2302 if (ISSET_PIXCOLOR (Color_BD))
2303 fore = Color_BD;
2304# if !ENABLE_STYLES
2305 else
2306 invert = !invert;
2307# endif
2308 }
2309
2310 if (rend & RS_Italic && fore == Color_fg)
2311 {
2312 if (ISSET_PIXCOLOR (Color_IT))
2313 fore = Color_IT;
2314# if !ENABLE_STYLES
2315 else
2316 invert = !invert;
2317# endif
2318 }
2319
2320 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2321 fore = Color_UL;
2322#endif
2323
2324 if (invert)
2325 {
2326#ifdef OPTION_HC
2327 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2328 || !ISSET_PIXCOLOR (Color_HC))
2329#endif
2330 /* invert the column if no highlightColor is set or it is the
2331 * current cursor column */
2332 ::swap (fore, back);
2333#ifdef OPTION_HC
2334 else if (ISSET_PIXCOLOR (Color_HC))
2335 back = Color_HC;
2336#endif
2337
2338#ifndef NO_BOLD_UNDERLINE_REVERSE
2339# ifndef OPTION_HC
2340 if (ISSET_PIXCOLOR (Color_RV))
2341 back = Color_RV;
2342# endif
2343 if (fore == back)
2344 {
2345 fore = Color_bg;
2346 back = Color_fg;
2347 }
2348#endif
2349 }
2350
2351#ifdef TEXT_BLINK
2352 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2353 {
2354 if (!text_blink_ev.is_active ())
2355 {
2356 text_blink_ev.again ();
2357 hidden_text = 0;
2358 }
2359 else if (hidden_text)
2360 fore = back;
2361 }
2362#endif
2363
2364#if ENABLE_STYLES
2365 // "careful" (too wide) character handling
2366
2367 // include previous careful character(s) if possible, looks nicer (best effort...)
2368 while (text > stp
2369 && srp[text - stp - 1] & RS_Careful
2370 && RS_SAME (rend, srp[text - stp - 1]))
2371 text--, count++, xpixel -= fwidth;
2372
2373 // force redraw after "careful" characters to avoid pixel droppings
2374 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2375 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2376
2377 // force redraw before "careful" characters to avoid pixel droppings
2378 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2379 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2380#endif
2381 }
2382
2383 /*
2384 * Actually do the drawing of the string here
2385 */
2386 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2387
2388 if (expect_true (have_bg && back == Color_bg))
2389 {
2390 // this is very ugly, maybe push it into ->draw?
2391
2392 for (i = 0; i < count; i++) /* don't draw empty strings */
2393 if (text[i] != ' ')
2055 { 2394 {
2056 for (col = TermWin.ncol; col--; ) 2395 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2057 { 2396 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 } 2397 }
2398
2399 CLEAR_CHARS (xpixel, ypixel, count);
2400 did_clear: ;
2068 } 2401 }
2402 else
2403 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2069 2404
2070 if (len != -1) 2405 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2071 { 2406 {
2072 /* also comes here at end if needed because of >= above */ 2407#if ENABLE_FRILLS
2073 if (wlen < len) 2408 if (ISSET_PIXCOLOR (Color_underline))
2074 SWAP_IT(wlen, len, int); 2409 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 2410 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 2411#endif
2192 ) 2412 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 2413
2217 /* 2414 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, 2415 xpixel, ypixel + font->ascent + 1,
2245 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2416 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2417 }
2246 } /* for (col....) */ 2418 } /* for (col....) */
2247 } /* for (row....) */ 2419 } /* for (row....) */
2248 2420
2421#if ENABLE_OVERLAY
2422 scr_swap_overlay ();
2423#endif
2424 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2425
2249 /* 2426 /*
2250 * G: cleanup cursor and display outline cursor if necessary 2427 * G: cleanup cursor and display outline cursor if necessary
2251 */ 2428 */
2252 if (showcursor) { 2429 if (showcursor)
2253 if (TermWin.focus) { 2430 {
2254 srp = &(screen.rend[screen.cur.row + TermWin.saveLines] 2431 if (focus)
2255 [screen.cur.col]); 2432 {
2433 if (option (Opt_cursorUnderline))
2434 *crp ^= RS_Uline;
2435 else
2436 {
2256 *srp ^= RS_RVid; 2437 *crp ^= RS_RVid;
2257#ifndef NO_CURSORCOLOR 2438#ifndef NO_CURSORCOLOR
2258 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2439 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2259#endif 2440#endif
2441 }
2442 }
2260 } else if (oldcursor.row >= 0) { 2443 else if (oldcursor.row >= 0)
2444 {
2445 int cursorwidth = 1;
2446 int col = oldcursor.col;
2447
2448 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2449 col--;
2450
2451 while (col + cursorwidth < ncol
2452 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2453 cursorwidth++;
2454
2261#ifndef NO_CURSORCOLOR 2455#ifndef NO_CURSORCOLOR
2262 unsigned long gcmask; /* Graphics Context mask */
2263
2264 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2456 if (ISSET_PIXCOLOR (Color_cursor))
2265 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]); 2457 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2458 else
2266#endif 2459#endif
2267 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc, 2460 XSetForeground (dpy, gc, pix_colors[ccol1]);
2461
2462 XDrawRectangle (dpy, vt, gc,
2268 Col2Pixel(oldcursor.col), 2463 Col2Pixel (col),
2269 Row2Pixel(oldcursor.row), 2464 Row2Pixel (oldcursor.row),
2270 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2465 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2271 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1)); 2466 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2272 } 2467 }
2273 } 2468 }
2274 2469
2275 /* 2470 /*
2276 * H: cleanup selection 2471 * H: cleanup selection
2277 */ 2472 */
2278 rxvt_scr_reverse_selection (this); 2473 scr_reverse_selection ();
2279 2474
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; 2475 num_scr = 0;
2304 num_scr_allow = 1; 2476 num_scr_allow = 1;
2305 want_refresh = 0; /* screen is current */
2306} 2477}
2307 2478
2308/* ------------------------------------------------------------------------- */
2309void 2479void
2310rxvt_term::scr_clear() 2480rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2311{ 2481{
2482 if (!l.t)
2483 return;
2484
2485 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2486
2487 for (int i = ncol; i--; )
2488 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2489}
2490
2491void
2492rxvt_term::scr_remap_chars () NOTHROW
2493{
2494 for (int i = total_rows; i--; )
2495 scr_remap_chars (row_buf [i]);
2496
2497 for (int i = nrow; i--; )
2498 {
2499 scr_remap_chars (drawn_buf [i]);
2500 scr_remap_chars (swap_buf [i]);
2501 }
2502}
2503
2504void
2505rxvt_term::scr_recolour () NOTHROW
2506{
2507#ifdef HAVE_BG_PIXMAP
2508 bgPixmap.apply ();
2509#else
2510
2511 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2512 XClearWindow (dpy, parent[0]);
2513 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2514
2515 if (scrollBar.win)
2516 {
2517 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2518 scrollBar.state = STATE_IDLE;
2519 scrollBar.show (0);
2520 }
2521
2522#endif
2523
2524 /* bgPixmap.apply () does not do the following : */
2525 scr_clear ();
2526 scr_touch (true);
2527 want_refresh = 1;
2528}
2529
2530/* ------------------------------------------------------------------------- */
2531void
2532rxvt_term::scr_clear (bool really) NOTHROW
2533{
2312 if (!TermWin.mapped) 2534 if (!mapped)
2313 return; 2535 return;
2314 2536
2315 num_scr_allow = 0; 2537 num_scr_allow = 0;
2316 want_refresh = 1; 2538 want_refresh = 1;
2317#ifdef TRANSPARENT 2539
2318 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2540 if (really)
2541 XClearWindow (dpy, vt);
2542}
2543
2544void
2545rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2546{
2547 int view_end = view_start + nrow;
2548 int row, col;
2549
2550 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2551 {
2552 text_t *stp = ROW(row).t;
2553 rend_t *srp = ROW(row).r;
2554
2555 for (col = beg_col; col < end_col; col++)
2556 srp[col] ^= rstyle1;
2557
2558 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2559 srp[col] ^= rstyle2;
2560
2561 if (++col < end_col)
2562 srp[col] ^= rstyle2;
2319 { 2563 }
2320 int i; 2564}
2321 2565
2322 if (!(Options & Opt_transparent_all)) 2566void
2567rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2568{
2569 int view_end = view_start + nrow;
2570 int row, col;
2571
2572 if (beg_row >= view_start)
2573 {
2574 col = beg_col;
2575 row = beg_row;
2576 }
2577 else
2578 {
2323 i = 0; 2579 col = 0;
2580 row = view_start;
2581 }
2582
2583 for (; row < min (end_row, view_end); row++, col = 0)
2584 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2585 srp[col] ^= rstyle;
2586
2587 if (row == end_row)
2588 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2589 srp[col] ^= rstyle;
2590}
2591
2592/* ------------------------------------------------------------------------- */
2593void
2594rxvt_term::scr_reverse_selection () NOTHROW
2595{
2596 if (selection.op
2597 && current_screen == selection.screen
2598 && selection.end.row >= view_start)
2599 {
2600#if !ENABLE_MINIMAL
2601 if (selection.rect)
2602 scr_xor_rect (selection.beg.row, selection.beg.col,
2603 selection.end.row, selection.end.col,
2604 RS_RVid, RS_RVid | RS_Uline);
2324 else 2605 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 2606#endif
2332 2607 scr_xor_span (selection.beg.row, selection.beg.col,
2333 XClearWindow (Xdisplay, TermWin.vt); 2608 selection.end.row, selection.end.col,
2334} 2609 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 } 2610 }
2370} 2611}
2371 2612
2372/* ------------------------------------------------------------------------- */ 2613/* ------------------------------------------------------------------------- */
2373/* 2614/*
2374 * Dump the whole scrollback and screen to the passed filedescriptor. The 2615 * Dump the whole scrollback and screen to the passed filedescriptor. The
2375 * invoking routine must close the fd. 2616 * invoking routine must close the fd.
2376 */ 2617 */
2377#if 0 2618#if 0
2378/* EXTPROTO */
2379void 2619void
2380rxvt_scr_dump(pR_ int fd) 2620rxvt_term::scr_dump (int fd) NOTHROW
2381{ 2621{
2382 int row, wrote; 2622 int row, wrote;
2383 unsigned int width, towrite; 2623 unsigned int width, towrite;
2384 char r1[] = "\n"; 2624 char r1[] = "\n";
2385 2625
2386 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2626 for (row = saveLines + top_row;
2387 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2627 row < saveLines + nrow - 1; row++)
2388 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2628 {
2389 : R->TermWin.ncol; 2629 width = row_buf[row].l >= 0 ? row_buf[row].l
2630 : ncol;
2390 for (towrite = width; towrite; towrite -= wrote) { 2631 for (towrite = width; towrite; towrite -= wrote)
2632 {
2391 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2633 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2392 towrite); 2634 towrite);
2393 if (wrote < 0) 2635 if (wrote < 0)
2394 return; /* XXX: death, no report */ 2636 return; /* XXX: death, no report */
2395 } 2637 }
2396 if (R->screen.tlen[row] >= 0) 2638 if (row_buf[row].l >= 0)
2397 if (write(fd, r1, 1) <= 0) 2639 if (write (fd, r1, 1) <= 0)
2398 return; /* XXX: death, no report */ 2640 return; /* XXX: death, no report */
2399 } 2641 }
2400} 2642}
2401#endif 2643#endif
2402 2644
2403/* ------------------------------------------------------------------------- * 2645/* ------------------------------------------------------------------------- *
2404 * CHARACTER SELECTION * 2646 * CHARACTER SELECTION *
2405 * ------------------------------------------------------------------------- */ 2647 * ------------------------------------------------------------------------- */
2406
2407/*
2408 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2409 */
2410/* EXTPROTO */
2411void 2648void
2412rxvt_selection_check(pR_ int check_more) 2649rxvt_term::selection_check (int check_more) NOTHROW
2413{ 2650{
2414 row_col_t pos; 2651 row_col_t pos;
2415 2652
2416 if (!R->selection.op) 2653 if (!selection.op)
2417 return; 2654 return;
2418 2655
2419 pos.row = pos.col = 0; 2656 pos.row = pos.col = 0;
2420 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2657 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2421 || (R->selection.beg.row >= R->TermWin.nrow) 2658 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2422 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2659 || !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 2660 || (check_more == 1
2427 && R->current_screen == R->selection.screen 2661 && current_screen == selection.screen
2428 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2662 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2429 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2663 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2430 || (check_more == 2 2664 || (check_more == 2
2431 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2665 && ROWCOL_IS_BEFORE (selection.beg, pos)
2432 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2666 && ROWCOL_IS_AFTER (selection.end, pos))
2433 || (check_more == 3 2667 || (check_more == 3
2434 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2668 && ROWCOL_IS_AFTER (selection.end, pos))
2435 || (check_more == 4 /* screen width change */ 2669 || (check_more == 4 /* screen width change */
2436 && (R->selection.beg.row != R->selection.end.row 2670 && (selection.beg.row != selection.end.row
2437 || R->selection.end.col > R->TermWin.ncol))) 2671 || selection.end.col > ncol)))
2438 CLEAR_SELECTION(R); 2672 CLEAR_SELECTION ();
2439} 2673}
2440 2674
2441/* ------------------------------------------------------------------------- */ 2675/* ------------------------------------------------------------------------- */
2442/* 2676/*
2443 * Paste a selection direct to the command fd 2677 * Paste a selection direct to the command fd
2444 */ 2678 */
2445void 2679void
2446rxvt_term::paste (const unsigned char *data, unsigned int len) 2680rxvt_term::paste (char *data, unsigned int len) NOTHROW
2447{ 2681{
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 */ 2682 /* convert normal newline chars into common keyboard Return key sequence */
2457 for (i = 0; i < len; i += PROP_SIZE) 2683 for (unsigned int i = 0; i < len; i++)
2458 { 2684 if (data[i] == C0_LF)
2459 n = min (len - i, PROP_SIZE); 2685 data[i] = C0_CR;
2460 MEMCPY (ds, data + i, n);
2461 2686
2462 for (j = 0; j < n; j++) 2687 if (priv_modes & PrivMode_BracketPaste)
2463 if (ds[j] == '\n') 2688 tt_printf ("\e[200~");
2464 ds[j] = '\r';
2465 2689
2466 tt_write (ds, (int)n); 2690 tt_write (data, len);
2467 }
2468 2691
2469 free(ds); 2692 if (priv_modes & PrivMode_BracketPaste)
2693 tt_printf ("\e[201~");
2470} 2694}
2471 2695
2472/* ------------------------------------------------------------------------- */ 2696/* ------------------------------------------------------------------------- */
2473/* 2697/*
2474 * Respond to a notification that a primary selection has been sent 2698 * Respond to a notification that a primary selection has been sent
2475 * EXT: SelectionNotify 2699 * EXT: SelectionNotify
2476 */ 2700 */
2477/* EXTPROTO */ 2701void
2478int
2479rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2702rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2480{ 2703{
2481 long nread = 0; 2704 if (prop == None) /* check for failed XConvertSelection */
2705 {
2706 if ((selection_type & Sel_CompoundText))
2707 {
2708 int selnum = selection_type & Sel_whereMask;
2709
2710 selection_type = 0;
2711 if (selnum != Sel_direct)
2712 selection_request_other (XA_STRING, selnum);
2713 }
2714
2715 if ((selection_type & Sel_UTF8String))
2716 {
2717 int selnum = selection_type & Sel_whereMask;
2718
2719 selection_type = Sel_CompoundText;
2720 if (selnum != Sel_direct)
2721 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2722 else
2723 selection_type = 0;
2724 }
2725
2726 return;
2727 }
2728
2482 unsigned long bytes_after; 2729 unsigned long bytes_after;
2483 XTextProperty ct; 2730 XTextProperty ct;
2484 int dummy_count;
2485 char **cl;
2486 2731
2487 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2732 if (XGetWindowProperty (dpy, win, prop,
2488 2733 0, PROP_SIZE / 4,
2489 if (prop == None) /* check for failed XConvertSelection */ 2734 delete_prop, AnyPropertyType,
2490 { 2735 &ct.encoding, &ct.format,
2491 if ((R->selection_type & Sel_CompoundText)) 2736 &ct.nitems, &bytes_after,
2492 { 2737 &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 } 2738 {
2502 2739 ct.value = 0;
2503 for (;;) 2740 goto bailout;
2504 { 2741 }
2742
2743 if (ct.encoding == None)
2744 goto bailout;
2745
2746 if (bytes_after)
2747 {
2748 // fetch and append remaining data
2749 XTextProperty ct2;
2750
2505 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2751 if (XGetWindowProperty (dpy, win, prop,
2506 (long)(PROP_SIZE / 4), delete_prop, 2752 ct.nitems / 4, (bytes_after + 3) / 4,
2753 delete_prop, AnyPropertyType,
2507 AnyPropertyType, &ct.encoding, &ct.format, 2754 &ct2.encoding, &ct2.format,
2508 &ct.nitems, &bytes_after, 2755 &ct2.nitems, &bytes_after,
2509 &ct.value) != Success) 2756 &ct2.value) != Success)
2510 break; 2757 goto bailout;
2511 2758
2512 if (ct.encoding == 0) 2759 // realloc should be compatible to XFree, here, and elsewhere, too
2513 { 2760 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2514 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2761 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2515 break; 2762 ct.nitems += ct2.nitems;
2516 }
2517 2763
2764 XFree (ct2.value);
2765 }
2766
2518 if (ct.value == NULL) 2767 if (ct.value == 0)
2519 { 2768 goto bailout;
2520 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2521 continue;
2522 }
2523 2769
2770 if (ct.encoding == xa[XA_INCR])
2771 {
2772 // INCR selection, start handshake
2773 if (!delete_prop)
2774 XDeleteProperty (dpy, win, prop);
2775
2776 selection_wait = Sel_incr;
2777 incr_buf_fill = 0;
2778 incr_ev.start (10);
2779
2780 goto bailout;
2781 }
2782
2524 if (ct.nitems == 0) 2783 if (ct.nitems == 0)
2784 {
2785 if (selection_wait == Sel_incr)
2786 {
2787 XFree (ct.value);
2788
2789 // finally complete, now paste the whole thing
2790 selection_wait = Sel_normal;
2791 ct.value = (unsigned char *)incr_buf;
2792 ct.nitems = incr_buf_fill;
2793 incr_buf = 0;
2794 incr_buf_size = 0;
2795 incr_ev.stop ();
2525 { 2796 }
2526 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2797 else
2798 {
2527 if (R->selection_wait == Sel_normal && nread == 0) 2799 if (selection_wait == Sel_normal
2800 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2528 { 2801 {
2529 /* 2802 /*
2530 * pass through again trying CUT_BUFFER0 if we've come from 2803 * pass through again trying CUT_BUFFER0 if we've come from
2531 * XConvertSelection() but nothing was presented 2804 * XConvertSelection () but nothing was presented
2532 */ 2805 */
2533 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2534 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2806 selection_paste (display->root, XA_CUT_BUFFER0, False);
2535 } 2807 }
2536 2808
2537 nread = -1; /* discount any previous stuff */ 2809 goto bailout;
2538 break;
2539 }
2540
2541 nread += ct.nitems;
2542 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2543 &dummy_count) == Success && cl)
2544 { 2810 }
2545 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2811 }
2812 else if (selection_wait == Sel_incr)
2813 {
2814 incr_ev.start (10);
2815
2816 while (incr_buf_fill + ct.nitems > incr_buf_size)
2817 {
2818 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2819 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2820 }
2821
2822 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2823 incr_buf_fill += ct.nitems;
2824
2825 goto bailout;
2826 }
2827
2828 char **cl;
2829 int cr;
2830
2831#if !ENABLE_MINIMAL
2832 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2833 // so recode it manually
2834 if (ct.encoding == xa[XA_UTF8_STRING])
2835 {
2836 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2837 char *s = rxvt_wcstombs (w);
2838 free (w);
2839 // TODO: strlen == only the first element will be converted. well...
2840 paste (s, strlen (s));
2841 free (s);
2842 }
2843 else
2844#endif
2845 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2846 && cl)
2847 {
2848 for (int i = 0; i < cr; i++)
2849 paste (cl[i], strlen (cl[i]));
2850
2546 XFreeStringList (cl); 2851 XFreeStringList (cl);
2547 } 2852 }
2548 else 2853 else
2549 R->paste (ct.value, ct.nitems); 2854 paste ((char *)ct.value, ct.nitems); // paste raw
2550 2855
2551 if (bytes_after == 0) 2856bailout:
2552 break;
2553
2554 XFree (ct.value);
2555 }
2556
2557 if (ct.value)
2558 XFree (ct.value); 2857 XFree (ct.value);
2559 2858
2560 if (R->selection_wait == Sel_normal) 2859 if (selection_wait == Sel_normal)
2561 R->selection_wait = Sel_none; 2860 selection_wait = Sel_none;
2562
2563 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2564 return (int)nread;
2565} 2861}
2566 2862
2567void 2863void
2568rxvt_term::incr_cb (time_watcher &w) 2864rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2569{ 2865{
2570 w.stop ();
2571 selection_wait = Sel_none; 2866 selection_wait = Sel_none;
2572 2867
2868 incr_buf_size = 0;
2869 free (incr_buf);
2870
2573 rxvt_print_error("data loss: timeout on INCR selection paste"); 2871 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2574} 2872}
2575 2873
2576/*
2577 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2578 */
2579/* EXTPROTO */
2580void 2874void
2581rxvt_selection_property(pR_ Window win, Atom prop) 2875rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2582{ 2876{
2583 int reget_time = 0; 2877 if (prop == None || selection_wait != Sel_incr)
2584
2585 if (prop == None)
2586 return; 2878 return;
2587 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2588 if (R->selection_wait == Sel_normal) {
2589 int a, afmt;
2590 Atom atype;
2591 unsigned long bytes_after, nitems;
2592 unsigned char *s = NULL;
2593 2879
2594 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2880 selection_paste (win, prop, true);
2595 R->xa[XA_INCR], &atype, &afmt, &nitems,
2596 &bytes_after, &s);
2597 if (s)
2598 XFree(s);
2599 if (a != Success)
2600 return;
2601#ifndef __CYGWIN32__
2602 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2603 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2604 XDeleteProperty(R->Xdisplay, win, prop);
2605 XFlush(R->Xdisplay);
2606 reget_time = 1;
2607 R->selection_wait = Sel_incr;
2608 }
2609#endif
2610 } else if (R->selection_wait == Sel_incr) {
2611 reget_time = 1;
2612 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2613 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2614 R->selection_wait = Sel_none;
2615 R->incr_ev.stop ();
2616 }
2617 }
2618 if (reget_time) /* received more data so reget time */
2619 R->incr_ev.start (NOW + 10);
2620} 2881}
2882
2621/* ------------------------------------------------------------------------- */ 2883/* ------------------------------------------------------------------------- */
2622/* 2884/*
2623 * Request the current selection: 2885 * Request the current selection:
2624 * Order: > internal selection if available 2886 * Order: > internal selection if available
2625 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2887 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2626 * > CUT_BUFFER0 2888 * > CUT_BUFFER0
2627 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2889 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2628 * will auto fallback to CUT_BUFFER0 2890 * will auto fallback to CUT_BUFFER0
2629 * EXT: button 2 release 2891 * EXT: button 2 release
2630 */ 2892 */
2631/* EXTPROTO */
2632void 2893void
2633rxvt_selection_request(pR_ Time tm, int x, int y) 2894rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2634{ 2895{
2635 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2896 if (selection.text && selnum == Sel_Primary)
2636 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2897 {
2637 return; /* outside window */ 2898 /* internal selection */
2638 2899 char *str = rxvt_wcstombs (selection.text, selection.len);
2639 if (R->selection.text != NULL) { /* internal selection */ 2900 paste (str, strlen (str));
2640 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2901 free (str);
2641 R->paste (R->selection.text, R->selection.len);
2642 return; 2902 return;
2643 } else { 2903 }
2644 int i; 2904 else
2645 2905 {
2646 R->selection_request_time = tm; 2906 selection_request_time = tm;
2647 R->selection_wait = Sel_normal; 2907 selection_wait = Sel_normal;
2648 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2908
2909#if X_HAVE_UTF8_STRING
2910 selection_type = Sel_UTF8String;
2911 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2912 return;
2913#else
2649 R->selection_type = Sel_CompoundText; 2914 selection_type = Sel_CompoundText;
2650 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2915 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2651 return; 2916 return;
2652 } 2917#endif
2653 } 2918 }
2919
2654 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2920 selection_wait = Sel_none; /* don't loop in selection_paste () */
2655 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2656 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2921 selection_paste (display->root, XA_CUT_BUFFER0, false);
2657} 2922}
2658 2923
2659/* INTPROTO */
2660int 2924int
2661rxvt_selection_request_other(pR_ Atom target, int selnum) 2925rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2662{ 2926{
2663 Atom sel; 2927 Atom sel;
2664#ifdef DEBUG_SELECT
2665 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2666#endif
2667 2928
2668 R->selection_type |= selnum; 2929 selection_type |= selnum;
2930
2669 if (selnum == Sel_Primary) 2931 if (selnum == Sel_Primary)
2670 sel = XA_PRIMARY; 2932 sel = XA_PRIMARY;
2671 else if (selnum == Sel_Secondary) 2933 else if (selnum == Sel_Secondary)
2672 sel = XA_SECONDARY; 2934 sel = XA_SECONDARY;
2673 else 2935 else
2674 sel = R->xa[XA_CLIPBOARD]; 2936 sel = xa[XA_CLIPBOARD];
2937
2675 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2938 if (XGetSelectionOwner (dpy, sel) != None)
2676 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2939 {
2677 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2940 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2678 R->TermWin.vt, R->selection_request_time); 2941 vt, selection_request_time);
2679 return 1; 2942 return 1;
2680 } 2943 }
2944
2681 return 0; 2945 return 0;
2682} 2946}
2683 2947
2684/* ------------------------------------------------------------------------- */ 2948/* ------------------------------------------------------------------------- */
2685/* 2949/*
2686 * Clear all selected text 2950 * Clear all selected text
2687 * EXT: SelectionClear 2951 * EXT: SelectionClear
2688 */ 2952 */
2689/* EXTPROTO */
2690void 2953void
2691rxvt_selection_clear(pR) 2954rxvt_term::selection_clear () NOTHROW
2692{ 2955{
2693 D_SELECT((stderr, "rxvt_selection_clear()"));
2694
2695 R->want_refresh = 1; 2956 want_refresh = 1;
2696 if (R->selection.text)
2697 free(R->selection.text); 2957 free (selection.text);
2698 R->selection.text = NULL; 2958 selection.text = NULL;
2699 R->selection.len = 0; 2959 selection.len = 0;
2700 CLEAR_SELECTION(R); 2960 CLEAR_SELECTION ();
2961
2962 if (display->selection_owner == this)
2963 display->selection_owner = 0;
2701} 2964}
2702 2965
2703/* ------------------------------------------------------------------------- */ 2966/* ------------------------------------------------------------------------- */
2704/* 2967/*
2705 * Copy a selection into the cut buffer 2968 * Copy a selection into the cut buffer
2706 * EXT: button 1 or 3 release 2969 * EXT: button 1 or 3 release
2707 */ 2970 */
2708/* EXTPROTO */
2709void 2971void
2710rxvt_selection_make(pR_ Time tm) 2972rxvt_term::selection_make (Time tm)
2711{ 2973{
2712 int i, col, end_col, row, end_row; 2974 int i;
2713 unsigned char *new_selection_text; 2975 wchar_t *new_selection_text;
2714 char *str; 2976 text_t *t;
2715 text_t *t;
2716#ifdef ACS_ASCII
2717 rend_t *re;
2718#endif
2719 2977
2720 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2721 switch (R->selection.op) { 2978 switch (selection.op)
2979 {
2722 case SELECTION_CONT: 2980 case SELECTION_CONT:
2723 break; 2981 break;
2724 case SELECTION_INIT: 2982 case SELECTION_INIT:
2725 CLEAR_SELECTION(R); 2983 CLEAR_SELECTION ();
2726 /* FALLTHROUGH */ 2984 /* FALLTHROUGH */
2727 case SELECTION_BEGIN: 2985 case SELECTION_BEGIN:
2728 R->selection.op = SELECTION_DONE; 2986 selection.op = SELECTION_DONE;
2729 /* FALLTHROUGH */ 2987 /* FALLTHROUGH */
2730 default: 2988 default:
2731 return; 2989 return;
2732 } 2990 }
2991
2733 R->selection.op = SELECTION_DONE; 2992 selection.op = SELECTION_DONE;
2734 2993
2735 if (R->selection.clicks == 4) 2994 if (selection.clicks == 4)
2736 return; /* nothing selected, go away */ 2995 return; /* nothing selected, go away */
2737 2996
2997 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2998 return;
2999
2738 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 3000 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2739 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 3001 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2740 3002
2741 new_selection_text = (unsigned char *)str; 3003 int ofs = 0;
3004 int extra = 0;
2742 3005
2743 col = R->selection.beg.col; 3006 int col = selection.beg.col;
2744 MAX_IT(col, 0); 3007 int row = selection.beg.row;
2745 row = R->selection.beg.row + R->TermWin.saveLines;
2746 end_row = R->selection.end.row + R->TermWin.saveLines;
2747 3008
3009 int end_col;
3010
2748 for (; row <= end_row; row++, col = 0) 3011 for (; row <= selection.end.row; row++, col = 0)
3012 {
3013#if !ENABLE_MINIMAL
3014 if (selection.rect)
2749 { 3015 {
2750 t = &(R->screen.text[row][col]); 3016 col = selection.beg.col;
2751
2752 end_col = R->screen.tlen[row];
2753
2754 if (end_col == -1)
2755 end_col = R->TermWin.ncol; 3017 end_col = ncol + 1;
3018 }
3019 else
3020#endif
3021 end_col = ROW(row).l;
2756 3022
3023 col = max (col, 0);
3024
2757 if (row == end_row) 3025 if (row == selection.end.row
3026#if !ENABLE_MINIMAL
3027 || selection.rect
3028#endif
3029 )
2758 MIN_IT (end_col, R->selection.end.col); 3030 min_it (end_col, selection.end.col);
2759 3031
3032 t = ROW(row).t + col;
3033
2760 for (; col < end_col; col++) 3034 for (; col < end_col; col++)
3035 {
2761 if (*t == NOCHAR) 3036 if (*t == NOCHAR)
2762 t++; 3037 t++;
3038#if ENABLE_COMBINING
3039 else if (IS_COMPOSE (*t))
3040 {
3041 int len = rxvt_composite.expand (*t, 0);
3042
3043 extra -= (len - 1);
3044
3045 if (extra < 0)
3046 {
3047 extra += i;
3048 i += i;
3049 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3050 }
3051
3052 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3053 }
3054#endif
2763 else 3055 else
2764 { 3056 new_selection_text[ofs++] = *t++;
2765 int len = wctomb (str, *t++);
2766 if (len > 0)
2767 str += len;
2768 }
2769
2770 if (R->screen.tlen[row] != -1 && row != end_row)
2771 *str++ = '\n';
2772 } 3057 }
2773 3058
2774#ifndef NO_OLD_SELECTION 3059#if !ENABLE_MINIMAL
2775 if (R->selection_style == OLD_SELECT) 3060 if (selection.rect)
2776 if (end_col == R->TermWin.ncol) 3061 {
2777 *str++ = '\n'; 3062 while (ofs
3063 && new_selection_text[ofs - 1] != C0_LF
3064 && unicode::is_space (new_selection_text[ofs - 1]))
3065 --ofs;
3066
3067 new_selection_text[ofs++] = C0_LF;
3068 }
3069 else
2778#endif 3070#endif
2779#ifndef NO_NEW_SELECTION 3071 if (!ROW(row).is_longer () && row != selection.end.row)
2780 if (R->selection_style != OLD_SELECT) 3072 new_selection_text[ofs++] = C0_LF;
3073 }
3074
2781 if (end_col != R->selection.end.col) 3075 if (end_col != selection.end.col)
2782 *str++ = '\n'; 3076 new_selection_text[ofs++] = C0_LF;
2783#endif
2784 *str = '\0';
2785 3077
2786 i = str - (char *)new_selection_text; 3078 new_selection_text[ofs] = 0;
3079
2787 if (i == 0) 3080 if (ofs == 0)
2788 { 3081 {
2789 free (new_selection_text); 3082 free (new_selection_text);
2790 return; 3083 return;
2791 } 3084 }
2792 3085
2793 // due to MB_MAX_CUR, selection wastage is usually high
2794 if (str - (char *)new_selection_text > 1024)
2795 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2796
2797 R->selection.len = i;
2798 if (R->selection.text)
2799 free (R->selection.text); 3086 free (selection.text);
2800 3087
2801 R->selection.text = new_selection_text; 3088 // we usually allocate much more than necessary, so realloc it smaller again
3089 selection.len = ofs;
3090 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2802 3091
2803 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3092 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2804 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3093 return;
2805 rxvt_print_error("can't get primary selection"); 3094
2806 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3095 selection_grab (tm);
2807 PropModeReplace, R->selection.text, (int)R->selection.len); 3096}
3097
3098bool
3099rxvt_term::selection_grab (Time tm) NOTHROW
3100{
2808 R->selection_time = tm; 3101 selection_time = tm;
2809 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3102
3103 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3104 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3105 {
3106 display->set_selection_owner (this);
3107 return true;
3108 }
3109 else
3110 {
3111 selection_clear ();
3112 return false;
3113 }
3114
3115#if 0
3116 XTextProperty ct;
3117
3118 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3119 {
3120 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3121 XFree (ct.value);
3122 }
3123#endif
2810} 3124}
2811 3125
2812/* ------------------------------------------------------------------------- */ 3126/* ------------------------------------------------------------------------- */
2813/* 3127/*
2814 * Mark or select text based upon number of clicks: 1, 2, or 3 3128 * Mark or select text based upon number of clicks: 1, 2, or 3
2815 * EXT: button 1 press 3129 * EXT: button 1 press
2816 */ 3130 */
2817void 3131void
2818rxvt_term::selection_click (int clicks, int x, int y) 3132rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2819{ 3133{
2820 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2821
2822 clicks = ((clicks - 1) % 3) + 1; 3134 clicks = ((clicks - 1) % 3) + 1;
2823 selection.clicks = clicks; /* save clicks so extend will work */ 3135 selection.clicks = clicks; /* save clicks so extend will work */
2824 3136
3137 if (clicks == 2 && !selection.rect
3138 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3139 {
3140 MEvent.clicks = 1; // what a mess
3141 selection.screen = current_screen;
3142 selection.op = SELECTION_CONT;
3143 return;
3144 }
3145
2825 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 3146 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2826 3147
2827 if (clicks == 2 || clicks == 3) 3148 if (clicks == 2 || clicks == 3)
2828 rxvt_selection_extend_colrow (this, selection.mark.col, 3149 selection_extend_colrow (selection.mark.col,
2829 selection.mark.row + TermWin.view_start, 3150 selection.mark.row - view_start,
2830 0, /* button 3 */ 3151 0, /* button 3 */
2831 1, /* button press */ 3152 1, /* button press */
2832 0); /* click change */ 3153 0); /* click change */
2833} 3154}
2834 3155
2835/* ------------------------------------------------------------------------- */ 3156/* ------------------------------------------------------------------------- */
2836/* 3157/*
2837 * Mark a selection at the specified col/row 3158 * Mark a selection at the specified col/row
2838 */ 3159 */
2839/* INTPROTO */
2840void 3160void
2841rxvt_selection_start_colrow(pR_ int col, int row) 3161rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2842{ 3162{
2843 R->want_refresh = 1; 3163 want_refresh = 1;
3164
3165 selection.mark.row = row + view_start;
2844 R->selection.mark.col = col; 3166 selection.mark.col = col;
2845 R->selection.mark.row = row - R->TermWin.view_start; 3167
2846 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3168 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2847 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3169 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3170
3171 while (selection.mark.col > 0
3172 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2848 MAX_IT(R->selection.mark.col, 0); 3173 --selection.mark.col;
2849 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2850 3174
2851 if (R->selection.op) { /* clear the old selection */ 3175 if (selection.op)
3176 {
3177 /* clear the old selection */
2852 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3178 selection.beg.row = selection.end.row = selection.mark.row;
2853 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3179 selection.beg.col = selection.end.col = selection.mark.col;
2854 } 3180 }
3181
2855 R->selection.op = SELECTION_INIT; 3182 selection.op = SELECTION_INIT;
2856 R->selection.screen = R->current_screen; 3183 selection.screen = current_screen;
2857} 3184}
2858 3185
2859/* ------------------------------------------------------------------------- */ 3186/* ------------------------------------------------------------------------- */
2860/* 3187/*
2861 * Word select: select text for 2 clicks 3188 * Word select: select text for 2 clicks
2862 * We now only find out the boundary in one direction 3189 * We now only find out the boundary in one direction
2863 */ 3190 */
2864 3191
2865/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3192/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2866#define DELIMIT_TEXT(x) \ 3193#define DELIMIT_TEXT(x) \
2867 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3194 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2868#define DELIMIT_REND(x) 1 3195#define DELIMIT_REND(x) 1
2869 3196
2870/* INTPROTO */
2871void 3197void
2872rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3198rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2873{ 3199{
2874 int col, row, dirnadd, tcol, trow, w1, w2; 3200 int col, row, dirnadd, tcol, trow, w1, w2;
2875 row_col_t bound; 3201 row_col_t bound;
2876 text_t *stp; 3202 text_t *stp;
2877 rend_t *srp; 3203 rend_t *srp;
2878 3204
2879 if (dirn == UP) { 3205 if (dirn == UP)
2880 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3206 {
3207 bound.row = top_row - 1;
2881 bound.col = 0; 3208 bound.col = 0;
2882 dirnadd = -1; 3209 dirnadd = -1;
2883 } else { 3210 }
2884 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3211 else
3212 {
3213 bound.row = nrow;
2885 bound.col = R->TermWin.ncol - 1; 3214 bound.col = ncol - 1;
2886 dirnadd = 1; 3215 dirnadd = 1;
2887 } 3216 }
2888 row = mark->row + R->TermWin.saveLines; 3217
3218 row = mark->row;
2889 col = mark->col; 3219 col = max (mark->col, 0);
2890 MAX_IT(col, 0); 3220
2891/* find the edge of a word */ 3221 /* find the edge of a word */
2892 stp = &(R->screen.text[row][col]); 3222 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2893 w1 = DELIMIT_TEXT(*stp); 3223 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2894 3224
2895 if (R->selection_style != NEW_SELECT) { 3225 for (;;)
2896 if (w1 == 1) { 3226 {
3227 for (; col != bound.col; col += dirnadd)
3228 {
2897 stp += dirnadd; 3229 stp += dirnadd;
2898 if (DELIMIT_TEXT(*stp) == 1)
2899 goto Old_Word_Selection_You_Die;
2900 col += dirnadd;
2901 }
2902 w1 = 0;
2903 }
2904 srp = (&R->screen.rend[row][col]);
2905 w2 = DELIMIT_REND(*srp);
2906
2907 for (;;) {
2908 for (; col != bound.col; col += dirnadd) {
2909 stp += dirnadd; 3230 srp += dirnadd;
3231
3232 if (*stp == NOCHAR)
3233 continue;
3234
2910 if (DELIMIT_TEXT(*stp) != w1) 3235 if (DELIMIT_TEXT (*stp) != w1)
3236 break;
3237 if (DELIMIT_REND (*srp) != w2)
3238 break;
3239 }
3240
3241 if ((col == bound.col) && (row != bound.row))
3242 {
3243 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3244 {
3245 trow = row + dirnadd;
3246 tcol = dirn == UP ? ncol - 1 : 0;
3247
3248 if (!ROW(trow).t)
2911 break; 3249 break;
2912 srp += dirnadd; 3250
2913 if (DELIMIT_REND(*srp) != w2) 3251 stp = ROW(trow).t + tcol;
3252 srp = ROW(trow).r + tcol;
3253
3254 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2914 break; 3255 break;
2915 } 3256
2916 if ((col == bound.col) && (row != bound.row)) {
2917 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2918 trow = row + dirnadd;
2919 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2920 if (R->screen.text[trow] == NULL)
2921 break;
2922 stp = &(R->screen.text[trow][tcol]);
2923 srp = &(R->screen.rend[trow][tcol]);
2924 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2925 break;
2926 row = trow; 3257 row = trow;
2927 col = tcol; 3258 col = tcol;
2928 continue; 3259 continue;
2929 } 3260 }
2930 } 3261 }
2931 break; 3262 break;
2932 } 3263 }
2933 Old_Word_Selection_You_Die:
2934 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2935 3264
2936 if (dirn == DN) 3265 if (dirn == DN)
2937 col++; /* put us on one past the end */ 3266 col++; /* put us on one past the end */
2938 3267
2939/* Poke the values back in */ 3268 /* Poke the values back in */
2940 ret->row = row - R->TermWin.saveLines; 3269 ret->row = row;
2941 ret->col = col; 3270 ret->col = col;
2942} 3271}
2943 3272
2944/* ------------------------------------------------------------------------- */ 3273/* ------------------------------------------------------------------------- */
2945/* 3274/*
2946 * Extend the selection to the specified x/y pixel location 3275 * Extend the selection to the specified x/y pixel location
… …
2948 * flag == 0 ==> button 1 3277 * flag == 0 ==> button 1
2949 * flag == 1 ==> button 3 press 3278 * flag == 1 ==> button 3 press
2950 * flag == 2 ==> button 3 motion 3279 * flag == 2 ==> button 3 motion
2951 */ 3280 */
2952void 3281void
2953rxvt_term::selection_extend (int x, int y, int flag) 3282rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2954{ 3283{
2955 int col, row; 3284 int col = clamp (Pixel2Col (x), 0, ncol);
3285 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2956 3286
2957 col = Pixel2Col(x);
2958 row = Pixel2Row(y);
2959 MAX_IT(row, 0);
2960 MIN_IT(row, (int)TermWin.nrow - 1);
2961 MAX_IT(col, 0);
2962 MIN_IT(col, (int)TermWin.ncol);
2963
2964#ifndef NO_NEW_SELECTION
2965 /* 3287 /*
2966 * If we're selecting characters (single click) then we must check first 3288 * If we're selecting characters (single click) then we must check first
2967 * if we are at the same place as the original mark. If we are then 3289 * if we are at the same place as the original mark. If we are then
2968 * select nothing. Otherwise, if we're to the right of the mark, you have to 3290 * select nothing. Otherwise, if we're to the right of the mark, you have to
2969 * be _past_ a character for it to be selected. 3291 * be _past_ a character for it to be selected.
2970 */ 3292 */
2971 if (selection_style != OLD_SELECT)
2972 {
2973 if (((selection.clicks % 3) == 1) && !flag 3293 if (((selection.clicks % 3) == 1) && !flag
2974 && (col == selection.mark.col 3294 && (col == selection.mark.col
2975 && (row == selection.mark.row + TermWin.view_start))) 3295 && (row == selection.mark.row - view_start)))
2976 { 3296 {
2977 /* select nothing */ 3297 /* select nothing */
2978 selection.beg.row = selection.end.row = 0; 3298 selection.beg.row = selection.end.row = 0;
2979 selection.beg.col = selection.end.col = 0; 3299 selection.beg.col = selection.end.col = 0;
2980 selection.clicks = 4; 3300 selection.clicks = 4;
2981 want_refresh = 1; 3301 want_refresh = 1;
2982 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2983 return; 3302 return;
2984 }
2985 } 3303 }
2986#endif 3304
2987 if (selection.clicks == 4) 3305 if (selection.clicks == 4)
2988 selection.clicks = 1; 3306 selection.clicks = 1;
2989 3307
2990 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3308 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2991 flag == 1 ? 1 : 0, /* ? button press */ 3309 flag == 1 ? 1 : 0, /* ? button press */
2992 0); /* no click change */ 3310 0); /* no click change */
2993} 3311}
2994 3312
2995/* ------------------------------------------------------------------------- */ 3313/* ------------------------------------------------------------------------- */
2996/* 3314/*
2997 * Extend the selection to the specified col/row 3315 * Extend the selection to the specified col/row
2998 */ 3316 */
2999/* INTPROTO */
3000void 3317void
3001rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3318rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3002{ 3319{
3003 int16_t ncol = R->TermWin.ncol;
3004 int end_col;
3005 row_col_t pos; 3320 row_col_t pos;
3006 enum { 3321 enum {
3007 LEFT, RIGHT 3322 LEFT, RIGHT
3008 } closeto = RIGHT; 3323 } closeto = RIGHT;
3009 3324
3010 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
3011 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3012
3013 R->want_refresh = 1; 3325 want_refresh = 1;
3326
3014 switch (R->selection.op) { 3327 switch (selection.op)
3328 {
3015 case SELECTION_INIT: 3329 case SELECTION_INIT:
3016 CLEAR_SELECTION(R); 3330 CLEAR_SELECTION ();
3017 R->selection.op = SELECTION_BEGIN; 3331 selection.op = SELECTION_BEGIN;
3018 /* FALLTHROUGH */ 3332 /* FALLTHROUGH */
3019 case SELECTION_BEGIN: 3333 case SELECTION_BEGIN:
3020 if (row != R->selection.mark.row || col != R->selection.mark.col 3334 if (row != selection.mark.row || col != selection.mark.col
3021 || (!button3 && buttonpress)) 3335 || (!button3 && buttonpress))
3022 R->selection.op = SELECTION_CONT; 3336 selection.op = SELECTION_CONT;
3023 break; 3337 break;
3024 case SELECTION_DONE: 3338 case SELECTION_DONE:
3025 R->selection.op = SELECTION_CONT; 3339 selection.op = SELECTION_CONT;
3026 /* FALLTHROUGH */ 3340 /* FALLTHROUGH */
3027 case SELECTION_CONT: 3341 case SELECTION_CONT:
3028 break; 3342 break;
3029 case SELECTION_CLEAR: 3343 case SELECTION_CLEAR:
3030 rxvt_selection_start_colrow(aR_ col, row); 3344 selection_start_colrow (col, row);
3031 /* FALLTHROUGH */ 3345 /* FALLTHROUGH */
3032 default: 3346 default:
3033 return; 3347 return;
3034 } 3348 }
3349
3035 if (R->selection.beg.col == R->selection.end.col 3350 if (selection.beg.col == selection.end.col
3036 && R->selection.beg.col != R->selection.mark.col 3351 && selection.beg.col != selection.mark.col
3037 && R->selection.beg.row == R->selection.end.row 3352 && selection.beg.row == selection.end.row
3038 && R->selection.beg.row != R->selection.mark.row) { 3353 && selection.beg.row != selection.mark.row)
3354 {
3039 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3355 selection.beg.col = selection.end.col = selection.mark.col;
3040 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3356 selection.beg.row = selection.end.row = selection.mark.row;
3041 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3042 } 3357 }
3043 3358
3044 pos.col = col; 3359 pos.col = col;
3045 pos.row = row; 3360 pos.row = view_start + row;
3046 3361
3047 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3362 /*
3048 3363 * This is mainly xterm style selection with a couple of differences, mainly
3049#ifndef NO_OLD_SELECTION 3364 * in the way button3 drag extension works.
3050/* 3365 * We're either doing: button1 drag; button3 press; or button3 drag
3051 * This mimics some of the selection behaviour of version 2.20 and before. 3366 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3052 * There are no ``selection modes'', button3 is always character extension. 3367 * is always at the left/right edge of the selection.
3053 * Note: button3 drag is always available, c.f. v2.20 3368 * b) button3 press: extend/contract character/word/line at whichever edge of
3054 * Selection always terminates (left or right as appropriate) at the mark. 3369 * the selection we are closest to.
3370 * c) button3 drag : extend/contract character/word/line - we select around
3371 * a point/word/line which is either the start or end of the selection
3372 * and it was decided by whichever point/word/line was `fixed' at the
3373 * time of the most recent button3 press
3055 */ 3374 */
3056 if (R->selection_style == OLD_SELECT) { 3375 if (button3 && buttonpress)
3057 if (R->selection.clicks == 1 || button3) { 3376 {
3058 if (R->hate_those_clicks) { 3377 /* button3 press */
3059 R->hate_those_clicks = 0; 3378 /*
3060 if (R->selection.clicks == 1) { 3379 * first determine which edge of the selection we are closest to
3061 R->selection.beg.row = R->selection.mark.row; 3380 */
3062 R->selection.beg.col = R->selection.mark.col; 3381 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3063 } else { 3382 || (!ROWCOL_IS_AFTER (pos, selection.end)
3383 && (((pos.col - selection.beg.col)
3384 + ((pos.row - selection.beg.row) * ncol))
3385 < ((selection.end.col - pos.col)
3386 + ((selection.end.row - pos.row) * ncol)))))
3387 closeto = LEFT;
3388
3389 if (closeto == LEFT)
3390 {
3391 selection.beg.row = pos.row;
3392 selection.beg.col = pos.col;
3393 selection.mark.row = selection.end.row;
3394 selection.mark.col = selection.end.col - (selection.clicks == 2);
3395 }
3396 else
3397 {
3398 selection.end.row = pos.row;
3399 selection.end.col = pos.col;
3064 R->selection.mark.row = R->selection.beg.row; 3400 selection.mark.row = selection.beg.row;
3065 R->selection.mark.col = R->selection.beg.col; 3401 selection.mark.col = selection.beg.col;
3402 }
3403 }
3404 else
3405 {
3406 /* button1 drag or button3 drag */
3407 if (ROWCOL_IS_AFTER (selection.mark, pos))
3408 {
3409 if (selection.mark.row == selection.end.row
3410 && selection.mark.col == selection.end.col
3411 && clickchange
3412 && selection.clicks == 2)
3413 selection.mark.col--;
3414
3415 selection.beg.row = pos.row;
3416 selection.beg.col = pos.col;
3417 selection.end.row = selection.mark.row;
3418 selection.end.col = selection.mark.col + (selection.clicks == 2);
3419 }
3420 else
3421 {
3422 selection.beg.row = selection.mark.row;
3423 selection.beg.col = selection.mark.col;
3424 selection.end.row = pos.row;
3425 selection.end.col = pos.col;
3426 }
3427 }
3428
3429 if (selection.clicks == 1)
3430 {
3431 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3432 && !ROW(selection.beg.row).is_longer ()
3433#if !ENABLE_MINIMAL
3434 && !selection.rect
3435#endif
3436 )
3437 selection.beg.col = ncol;
3438
3439 if (
3440 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3441 && !ROW(selection.end.row).is_longer ()
3442#if !ENABLE_MINIMAL
3443 && !selection.rect
3444#endif
3445 )
3446 selection.end.col = ncol;
3447 }
3448 else if (selection.clicks == 2)
3449 {
3450 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3451 selection.end.col--;
3452
3453 selection_delimit_word (UP, &selection.beg, &selection.beg);
3454 selection_delimit_word (DN, &selection.end, &selection.end);
3455 }
3456 else if (selection.clicks == 3)
3457 {
3458#if ENABLE_FRILLS
3459 if (option (Opt_tripleclickwords))
3460 {
3461 selection_delimit_word (UP, &selection.beg, &selection.beg);
3462
3463 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3464 {
3465 if (!ROW(end_row).is_longer ())
3466 {
3467 selection.end.row = end_row;
3468 selection.end.col = ROW(end_row).l;
3469# if !ENABLE_MINIMAL
3470 selection_remove_trailing_spaces ();
3471# endif
3472 break;
3066 } 3473 }
3067 } 3474 }
3068 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3069 R->selection.end.row = R->selection.mark.row;
3070 R->selection.end.col = R->selection.mark.col + 1;
3071 R->selection.beg.row = pos.row;
3072 R->selection.beg.col = pos.col;
3073 } else {
3074 R->selection.beg.row = R->selection.mark.row;
3075 R->selection.beg.col = R->selection.mark.col;
3076 R->selection.end.row = pos.row;
3077 R->selection.end.col = pos.col + 1;
3078 } 3475 }
3079 } else if (R->selection.clicks == 2) { 3476 else
3080 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3477#endif
3081 &(R->selection.beg)); 3478 {
3082 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3479 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3083 &(R->selection.end)); 3480 selection.mark.col++;
3084 R->hate_those_clicks = 1; 3481
3085 } else if (R->selection.clicks == 3) {
3086 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3087 R->selection.beg.col = 0; 3482 selection.beg.col = 0;
3088 R->selection.end.col = ncol; 3483 selection.end.col = ncol;
3089 R->hate_those_clicks = 1; 3484
3090 } 3485 // select a complete logical line
3091 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col)); 3486 while (selection.beg.row > -saveLines
3092 return; 3487 && ROW(selection.beg.row - 1).is_longer ())
3093 } 3488 selection.beg.row--;
3094#endif /* ! NO_OLD_SELECTION */ 3489
3095#ifndef NO_NEW_SELECTION 3490 while (selection.end.row < nrow
3096/* selection_style must not be OLD_SELECT to get here */ 3491 && ROW(selection.end.row).is_longer ())
3097/* 3492 selection.end.row++;
3098 * This is mainly xterm style selection with a couple of differences, mainly
3099 * in the way button3 drag extension works.
3100 * We're either doing: button1 drag; button3 press; or button3 drag
3101 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3102 * is always at the left/right edge of the R->selection.
3103 * b) button3 press: extend/contract character/word/line at whichever edge of
3104 * the selection we are closest to.
3105 * c) button3 drag : extend/contract character/word/line - we select around
3106 * a point/word/line which is either the start or end of the selection
3107 * and it was decided by whichever point/word/line was `fixed' at the
3108 * time of the most recent button3 press
3109 */
3110 if (button3 && buttonpress) { /* button3 press */
3111 /* 3493 }
3112 * first determine which edge of the selection we are closest to 3494 }
3113 */ 3495
3114 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3496 if (button3 && buttonpress)
3115 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3497 {
3116 && (((pos.col - R->selection.beg.col) 3498 /* mark may need to be changed */
3117 + ((pos.row - R->selection.beg.row) * ncol))
3118 < ((R->selection.end.col - pos.col)
3119 + ((R->selection.end.row - pos.row) * ncol)))))
3120 closeto = LEFT;
3121 if (closeto == LEFT) { 3499 if (closeto == LEFT)
3122 R->selection.beg.row = pos.row; 3500 {
3123 R->selection.beg.col = pos.col;
3124 R->selection.mark.row = R->selection.end.row; 3501 selection.mark.row = selection.end.row;
3125 R->selection.mark.col = R->selection.end.col 3502 selection.mark.col = selection.end.col - (selection.clicks == 2);
3126 - (R->selection.clicks == 2); 3503 }
3127 } else { 3504 else
3128 R->selection.end.row = pos.row; 3505 {
3129 R->selection.end.col = pos.col;
3130 R->selection.mark.row = R->selection.beg.row; 3506 selection.mark.row = selection.beg.row;
3131 R->selection.mark.col = R->selection.beg.col; 3507 selection.mark.col = selection.beg.col;
3132 }
3133 } else { /* button1 drag or button3 drag */
3134 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3135 if ((R->selection.mark.row == R->selection.end.row)
3136 && (R->selection.mark.col == R->selection.end.col)
3137 && clickchange && R->selection.clicks == 2)
3138 R->selection.mark.col--;
3139 R->selection.beg.row = pos.row;
3140 R->selection.beg.col = pos.col;
3141 R->selection.end.row = R->selection.mark.row;
3142 R->selection.end.col = R->selection.mark.col
3143 + (R->selection.clicks == 2);
3144 } else {
3145 R->selection.beg.row = R->selection.mark.row;
3146 R->selection.beg.col = R->selection.mark.col;
3147 R->selection.end.row = pos.row;
3148 R->selection.end.col = pos.col;
3149 }
3150 }
3151
3152 if (R->selection.clicks == 1) {
3153 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3154 if (end_col != -1 && R->selection.beg.col > end_col) {
3155#if 1
3156 R->selection.beg.col = ncol;
3157#else
3158 if (R->selection.beg.row != R->selection.end.row)
3159 R->selection.beg.col = ncol;
3160 else
3161 R->selection.beg.col = R->selection.mark.col;
3162#endif
3163 }
3164 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3165 if (end_col != -1 && R->selection.end.col > end_col)
3166 R->selection.end.col = ncol;
3167
3168 } else if (R->selection.clicks == 2) {
3169 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3170 R->selection.end.col--;
3171 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3172 &(R->selection.beg));
3173 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3174 &(R->selection.end));
3175 } else if (R->selection.clicks == 3) {
3176#ifndef NO_FRILLS
3177 if ((R->Options & Opt_tripleclickwords)) {
3178 int end_row;
3179
3180 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3181 &(R->selection.beg));
3182 end_row = R->screen.tlen[R->selection.mark.row
3183 + R->TermWin.saveLines];
3184 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3185 end_row++) {
3186 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3187 if (end_col != -1) {
3188 R->selection.end.row = end_row;
3189 R->selection.end.col = end_col;
3190 rxvt_selection_remove_trailing_spaces(aR);
3191 break;
3192 }
3193 }
3194 } else
3195#endif
3196 { 3508 }
3197 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3198 R->selection.mark.col++;
3199 R->selection.beg.col = 0;
3200 R->selection.end.col = ncol;
3201 }
3202 } 3509 }
3203 if (button3 && buttonpress) { /* mark may need to be changed */
3204 if (closeto == LEFT) {
3205 R->selection.mark.row = R->selection.end.row;
3206 R->selection.mark.col = R->selection.end.col
3207 - (R->selection.clicks == 2);
3208 } else {
3209 R->selection.mark.row = R->selection.beg.row;
3210 R->selection.mark.col = R->selection.beg.col;
3211 }
3212 }
3213 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3214#endif /* ! NO_NEW_SELECTION */
3215}
3216 3510
3217#ifndef NO_FRILLS 3511#if !ENABLE_MINIMAL
3218/* INTPROTO */ 3512 if (selection.rect && selection.beg.col > selection.end.col)
3513 ::swap (selection.beg.col, selection.end.col);
3514#endif
3515}
3516
3517#if !ENABLE_MINIMAL
3219void 3518void
3220rxvt_selection_remove_trailing_spaces(pR) 3519rxvt_term::selection_remove_trailing_spaces () NOTHROW
3221{ 3520{
3222 int32_t end_col, end_row; 3521 int32_t end_col, end_row;
3223 text_t *stp; 3522 text_t *stp;
3224 3523
3225 end_col = R->selection.end.col; 3524 end_col = selection.end.col;
3226 end_row = R->selection.end.row; 3525 end_row = selection.end.row;
3526
3227 for ( ; end_row >= R->selection.beg.row; ) { 3527 for (; end_row >= selection.beg.row; )
3228 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3528 {
3529 stp = ROW(end_row).t;
3530
3229 while (--end_col >= 0) { 3531 while (--end_col >= 0)
3230 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3231 break;
3232 } 3532 {
3233 if (end_col >= 0 3533 if (stp[end_col] != NOCHAR
3234 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3534 && !unicode::is_space (stp[end_col]))
3235 R->selection.end.col = end_col + 1;
3236 R->selection.end.row = end_row;
3237 break; 3535 break;
3238 } 3536 }
3537
3538 if (end_col >= 0
3539 || !ROW(end_row - 1).is_longer ())
3540 {
3541 selection.end.col = end_col + 1;
3542 selection.end.row = end_row;
3543 break;
3544 }
3545
3239 end_row--; 3546 end_row--;
3240 end_col = R->TermWin.ncol; 3547 end_col = ncol;
3241 } 3548 }
3549
3242 if (R->selection.mark.row > R->selection.end.row) { 3550 if (selection.mark.row > selection.end.row)
3551 {
3243 R->selection.mark.row = R->selection.end.row; 3552 selection.mark.row = selection.end.row;
3244 R->selection.mark.col = R->selection.end.col; 3553 selection.mark.col = selection.end.col;
3554 }
3245 } else if (R->selection.mark.row == R->selection.end.row 3555 else if (selection.mark.row == selection.end.row
3246 && R->selection.mark.col > R->selection.end.col) 3556 && selection.mark.col > selection.end.col)
3247 R->selection.mark.col = R->selection.end.col; 3557 selection.mark.col = selection.end.col;
3248} 3558}
3249#endif 3559#endif
3250 3560
3251/* ------------------------------------------------------------------------- */ 3561/* ------------------------------------------------------------------------- */
3252/* 3562/*
3253 * Double click on button 3 when already selected 3563 * Double click on button 3 when already selected
3254 * EXT: button 3 double click 3564 * EXT: button 3 double click
3255 */ 3565 */
3256void 3566void
3257rxvt_term::selection_rotate (int x, int y) 3567rxvt_term::selection_rotate (int x, int y) NOTHROW
3258{ 3568{
3259 selection.clicks = selection.clicks % 3 + 1; 3569 selection.clicks = selection.clicks % 3 + 1;
3260 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3570 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3261} 3571}
3262
3263/* ------------------------------------------------------------------------- */
3264/*
3265 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3266 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3267 * the X11 protocol.
3268 */
3269typedef CARD32 Atom32;
3270 3572
3271/* ------------------------------------------------------------------------- */ 3573/* ------------------------------------------------------------------------- */
3272/* 3574/*
3273 * Respond to a request for our current selection 3575 * Respond to a request for our current selection
3274 * EXT: SelectionRequest 3576 * EXT: SelectionRequest
3275 */ 3577 */
3276/* EXTPROTO */
3277void 3578void
3278rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3579rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3279{ 3580{
3280 XSelectionEvent ev; 3581 XSelectionEvent ev;
3582
3583 ev.type = SelectionNotify;
3584 ev.property = None;
3585 ev.display = rq.display;
3586 ev.requestor = rq.requestor;
3587 ev.selection = rq.selection;
3588 ev.target = rq.target;
3589 ev.time = rq.time;
3590
3591 if (rq.target == xa[XA_TARGETS])
3592 {
3593 Atom target_list[6];
3594 Atom *target = target_list;
3595
3596 *target++ = xa[XA_TARGETS];
3597 *target++ = xa[XA_TIMESTAMP];
3598 *target++ = XA_STRING;
3599 *target++ = xa[XA_TEXT];
3600 *target++ = xa[XA_COMPOUND_TEXT];
3601#if X_HAVE_UTF8_STRING
3602 *target++ = xa[XA_UTF8_STRING];
3603#endif
3604
3605 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3606 32, PropModeReplace,
3607 (unsigned char *)target_list, target - target_list);
3608 ev.property = rq.property;
3609 }
3610#if TODO // TODO
3611 else if (rq.target == xa[XA_MULTIPLE])
3612 {
3613 /* TODO: Handle MULTIPLE */
3614 }
3615#endif
3616 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3617 {
3618 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3619 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3620 ev.property = rq.property;
3621 }
3622 else if (rq.target == XA_STRING
3623 || rq.target == xa[XA_TEXT]
3624 || rq.target == xa[XA_COMPOUND_TEXT]
3625 || rq.target == xa[XA_UTF8_STRING]
3626 )
3627 {
3628 XTextProperty ct;
3629 Atom target = rq.target;
3630 short freect = 0;
3631 int selectlen;
3632 wchar_t *cl;
3633 enum {
3634 enc_string = XStringStyle,
3635 enc_text = XStdICCTextStyle,
3636 enc_compound_text = XCompoundTextStyle,
3637#ifdef X_HAVE_UTF8_STRING
3638 enc_utf8 = XUTF8StringStyle,
3639#else
3640 enc_utf8 = -1,
3641#endif
3642 } style;
3643
3644 if (target == XA_STRING)
3645 // we actually don't do XA_STRING, but who cares, as i18n clients
3646 // will ask for another format anyways.
3647 style = enc_string;
3648 else if (target == xa[XA_TEXT])
3649 style = enc_text;
3650 else if (target == xa[XA_COMPOUND_TEXT])
3651 style = enc_compound_text;
3652#if !ENABLE_MINIMAL
3653 else if (target == xa[XA_UTF8_STRING])
3654 style = enc_utf8;
3655#endif
3656 else
3657 {
3658 target = xa[XA_COMPOUND_TEXT];
3659 style = enc_compound_text;
3660 }
3661
3662 if (selection.text)
3663 {
3664 cl = selection.text;
3665 selectlen = selection.len;
3666 }
3667 else
3668 {
3669 cl = L"";
3670 selectlen = 0;
3671 }
3672
3673#if !ENABLE_MINIMAL
3674 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3675 // so recode it manually
3676 if (style == enc_utf8)
3677 {
3678 freect = 1;
3679 ct.encoding = target;
3680 ct.format = 8;
3681 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3682 ct.nitems = strlen ((char *)ct.value);
3683 }
3684 else
3685#endif
3686 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3687 freect = 1;
3688 else
3689 {
3690 /* if we failed to convert then send it raw */
3691 ct.value = (unsigned char *)cl;
3692 ct.nitems = selectlen;
3693 ct.encoding = target;
3694 }
3695
3696 XChangeProperty (dpy, rq.requestor, rq.property,
3697 ct.encoding, 8, PropModeReplace,
3698 ct.value, (int)ct.nitems);
3699 ev.property = rq.property;
3700
3701 if (freect)
3702 XFree (ct.value);
3703 }
3704
3705 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3706}
3707
3708/* ------------------------------------------------------------------------- */
3281#ifdef USE_XIM 3709#ifdef USE_XIM
3282 Atom32 target_list[4];
3283#else
3284 Atom32 target_list[3];
3285#endif
3286 Atom target;
3287 XTextProperty ct;
3288 XICCEncodingStyle style;
3289 char *cl[2], dummy[1];
3290
3291 ev.type = SelectionNotify;
3292 ev.property = None;
3293 ev.display = rq->display;
3294 ev.requestor = rq->requestor;
3295 ev.selection = rq->selection;
3296 ev.target = rq->target;
3297 ev.time = rq->time;
3298
3299 if (rq->target == R->xa[XA_TARGETS]) {
3300 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3301 target_list[1] = (Atom32) XA_STRING;
3302 target_list[2] = (Atom32) R->xa[XA_TEXT];
3303#ifdef USE_XIM
3304 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3305#endif
3306 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3307 (8 * sizeof(target_list[0])), PropModeReplace,
3308 (unsigned char *)target_list,
3309 (sizeof(target_list) / sizeof(target_list[0])));
3310 ev.property = rq->property;
3311 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3312 /* TODO: Handle MULTIPLE */
3313 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3314 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3315 (8 * sizeof(Time)), PropModeReplace,
3316 (unsigned char *)&R->selection_time, 1);
3317 ev.property = rq->property;
3318 } else if (rq->target == XA_STRING
3319 || rq->target == R->xa[XA_COMPOUND_TEXT]
3320 || rq->target == R->xa[XA_TEXT]) {
3321#ifdef USE_XIM
3322 short freect = 0;
3323#endif
3324 int selectlen;
3325
3326#ifdef USE_XIM
3327 if (rq->target != XA_STRING) {
3328 target = R->xa[XA_COMPOUND_TEXT];
3329 style = (rq->target == R->xa[XA_COMPOUND_TEXT])
3330 ? XCompoundTextStyle : XStdICCTextStyle;
3331 } else
3332#endif
3333 {
3334 target = XA_STRING;
3335 style = XStringStyle;
3336 }
3337 if (R->selection.text) {
3338 cl[0] = (char *)R->selection.text;
3339 selectlen = R->selection.len;
3340 } else {
3341 cl[0] = dummy;
3342 *dummy = '\0';
3343 selectlen = 0;
3344 }
3345#ifdef USE_XIM
3346 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3347 == Success) /* if we failed to convert then send it raw */
3348 freect = 1;
3349 else
3350#endif
3351 {
3352 ct.value = (unsigned char *)cl[0];
3353 ct.nitems = selectlen;
3354 }
3355 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3356 target, 8, PropModeReplace,
3357 ct.value, (int)ct.nitems);
3358 ev.property = rq->property;
3359#ifdef USE_XIM
3360 if (freect)
3361 XFree(ct.value);
3362#endif
3363 }
3364 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev);
3365}
3366
3367/* ------------------------------------------------------------------------- *
3368 * MOUSE ROUTINES *
3369 * ------------------------------------------------------------------------- */
3370
3371/*
3372 * return col/row values corresponding to x/y pixel values
3373 */
3374void 3710void
3375rxvt_term::pixel_position (int *x, int *y)
3376{
3377 *x = Pixel2Col(*x);
3378 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3379 *y = Pixel2Row(*y);
3380 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3381}
3382
3383/* ------------------------------------------------------------------------- */
3384#ifdef USE_XIM
3385void
3386rxvt_term::set_position (XPoint *pos) 3711rxvt_term::im_set_position (XPoint &pos) NOTHROW
3387{ 3712{
3388 XWindowAttributes xwa; 3713 XWindowAttributes xwa;
3389 3714
3390 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3715 XGetWindowAttributes (dpy, vt, &xwa);
3716
3391 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3717 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3392 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3718 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3393} 3719}
3394
3395#endif 3720#endif
3396/* ------------------------------------------------------------------------- */ 3721
3397 3722#if ENABLE_OVERLAY
3723void
3724rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3725{
3726 if (nrow < 1 || ncol < 1)
3727 return;
3728
3729 want_refresh = 1;
3730
3731 scr_overlay_off ();
3732
3733 if (x < 0) x = ncol - w;
3734 if (y < 0) y = nrow - h;
3735
3736 // make space for border
3737 w += 2; min_it (w, ncol);
3738 h += 2; min_it (h, nrow);
3739
3740 x -= 1; clamp_it (x, 0, ncol - w);
3741 y -= 1; clamp_it (y, 0, nrow - h);
3742
3743 ov_x = x; ov_y = y;
3744 ov_w = w; ov_h = h;
3745
3746 ov_text = new text_t *[h];
3747 ov_rend = new rend_t *[h];
3748
3749 for (y = 0; y < h; y++)
3750 {
3751 text_t *tp = ov_text[y] = new text_t[w];
3752 rend_t *rp = ov_rend[y] = new rend_t[w];
3753
3754 text_t t0, t1, t2;
3755 rend_t r = OVERLAY_RSTYLE;
3756
3757 if (y == 0)
3758 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3759 else if (y < h - 1)
3760 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3761 else
3762 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3763
3764 *tp++ = t0;
3765 *rp++ = r;
3766
3767 for (x = w - 2; x > 0; --x)
3768 {
3769 *tp++ = t1;
3770 *rp++ = r;
3771 }
3772
3773 *tp = t2;
3774 *rp = r;
3775 }
3776}
3777
3778void
3779rxvt_term::scr_overlay_off () NOTHROW
3780{
3781 if (!ov_text)
3782 return;
3783
3784 want_refresh = 1;
3785
3786 for (int y = 0; y < ov_h; y++)
3787 {
3788 delete [] ov_text[y];
3789 delete [] ov_rend[y];
3790 }
3791
3792 delete [] ov_text; ov_text = 0;
3793 delete [] ov_rend; ov_rend = 0;
3794}
3795
3796void
3797rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3798{
3799 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3800 return;
3801
3802 x++, y++;
3803
3804 ov_text[y][x] = text;
3805 ov_rend[y][x] = rend;
3806}
3807
3808void
3809rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3810{
3811 while (*s)
3812 scr_overlay_set (x++, y, *s++);
3813}
3814
3815void
3816rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3817{
3818 while (*s)
3819 {
3820 text_t t = *s++;
3821 int width = WCWIDTH (t);
3822
3823 while (width--)
3824 {
3825 scr_overlay_set (x++, y, t);
3826 t = NOCHAR;
3827 }
3828 }
3829}
3830
3831void
3832rxvt_term::scr_swap_overlay () NOTHROW
3833{
3834 if (!ov_text)
3835 return;
3836
3837 // swap screen mem with overlay
3838 for (int y = ov_h; y--; )
3839 {
3840 text_t *t1 = ov_text[y];
3841 rend_t *r1 = ov_rend[y];
3842
3843 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3844 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3845
3846 for (int x = ov_w; x--; )
3847 {
3848 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3849 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3850 }
3851 }
3852}
3853
3854#endif
3398/* ------------------------------------------------------------------------- * 3855/* ------------------------------------------------------------------------- */
3399 * DEBUG ROUTINES *
3400 * ------------------------------------------------------------------------- */
3401#if 0
3402/* INTPROTO */
3403void
3404rxvt_debug_colors(void)
3405{
3406 int color;
3407 const char *name[] = {
3408 "fg", "bg",
3409 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3410 };
3411 3856
3412 fprintf(stderr, "Color ( ");
3413 if (R->rstyle & RS_RVid)
3414 fprintf(stderr, "rvid ");
3415 if (R->rstyle & RS_Bold)
3416 fprintf(stderr, "bold ");
3417 if (R->rstyle & RS_Blink)
3418 fprintf(stderr, "blink ");
3419 if (R->rstyle & RS_Uline)
3420 fprintf(stderr, "uline ");
3421 fprintf(stderr, "): ");
3422
3423 color = GET_FGCOLOR(R->rstyle);
3424#ifndef NO_BRIGHTCOLOR
3425 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3426 color -= (minBrightCOLOR - minCOLOR);
3427 fprintf(stderr, "bright ");
3428 }
3429#endif
3430 fprintf(stderr, "%s on ", name[color]);
3431
3432 color = GET_BGCOLOR(R->rstyle);
3433#ifndef NO_BRIGHTCOLOR
3434 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3435 color -= (minBrightCOLOR - minCOLOR);
3436 fprintf(stderr, "bright ");
3437 }
3438#endif
3439 fprintf(stderr, "%s\n", name[color]);
3440}
3441#endif

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