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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.8 by pcg, Wed Dec 17 09:00:35 2003 UTC vs.
Revision 1.336 by root, Tue Mar 30 23:54:30 2010 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.8 2003/12/17 09:00:35 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
36#include "salloc.C" // HACK!! 33#include "salloc.C" // HACK, should be a seperate compile!
37 34
38inline void fill_text (text_t *start, text_t value, int len) 35static inline void fill_text (text_t *start, text_t value, int len)
39{ 36{
40 while (len--) 37 while (len--)
41 *start++ = value; 38 *start++ = value;
42} 39}
43 40
44/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384 42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */ 44#define TABSIZE 8 /* default tab size */
47 45
48/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 49#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 50 if (option (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 51 view_start = 0
54#define CLEAR_SELECTION(R) \ 52#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 55#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 56 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 57 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 58 = selection.end.row = selection.end.col = 0
61 59
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 61 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 63 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 65 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 67 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 69 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 71 (((A) == (C)) && ((B) <= (D)))
74 72
75/* these must be row_col_t */ 73/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 74#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 75 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 76#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 78#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 80#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 86
89/* 87/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 88 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 89 */
94#define drawBuffer (R->TermWin.vt)
95
96#define CLEAR_ROWS(row, num) \
97 if (R->TermWin.mapped) \
98 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
99 Row2Pixel(row), (unsigned int)R->TermWin.width, \
100 (unsigned int)Height2Pixel(num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 90#define CLEAR_CHARS(x, y, num) \
103 if (R->TermWin.mapped) \ 91 if (mapped) \
104 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 92 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel(num), \ 93 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 94 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \
110 R->TermWin.int_bwidth, Row2Pixel(row), \
111 (unsigned int)R->TermWin.width, \
112 (unsigned int)Height2Pixel(num))
113 95
114/* ------------------------------------------------------------------------- * 96/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 97 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 98 * ------------------------------------------------------------------------- */
99
117/* Fill part/all of a line with blanks. */ 100/* Fill part/all of a line with blanks. */
118void 101void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 102rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 103{
121 efs &= ~RS_baseattrMask; 104 if (!l.t)
105 {
106 lalloc (l);
107 col = 0;
108 width = ncol;
109 }
110
111 l.touch ();
112
113 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 114 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
115
116 text_t *et = l.t + col;
117 rend_t *er = l.r + col;
123 118
124 while (width--) 119 while (width--)
125 { 120 {
126 *et++ = ' '; 121 *et++ = ' ';
127 *er++ = efs; 122 *er++ = efs;
… …
129} 124}
130 125
131/* ------------------------------------------------------------------------- */ 126/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 127/* Fill a full line with blanks - make sure it is allocated first */
133void 128void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 129rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 130{
136#ifdef DEBUG_STRICT 131 scr_blank_line (l, 0, ncol, efs);
137 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 132
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 133 l.l = 0;
134 l.f = 0;
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(aR_ 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); 236 selection.clip_text = NULL;
242 rvideo = 0; 237 selection.clip_len = 0;
243 } 238 }
244 else 239 else
245 { 240 {
246 /* 241 /*
247 * add or delete rows as appropriate 242 * add or delete rows as appropriate
248 */ 243 */
249 setrstyle = DEFAULT_RSTYLE;
250 244
245 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
246 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
247
248#if 0
251 if (nrow < prev_nrow) 249 if (nrow < prev_nrow)
252 { 250 {
253 /* delete rows */
254 k = min (TermWin.nscrolled, prev_nrow - nrow);
255 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
256
257 for (p = nrow; p < prev_nrow; p++) 251 for (int row = nrow; row < prev_nrow; row++)
258 { 252 {
259 q = p + TermWin.saveLines; 253 lfree (swap_buf [row]);
260 if (screen.text[q]) 254 lfree (drawn_buf[row]);
255 }
256 }
257#endif
258
259 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
260 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
261
262 for (int row = min (nrow, prev_nrow); row--; )
263 {
264 lresize (drawn_buf[row]);
265 lresize (swap_buf [row]);
266 }
267
268 for (int row = prev_nrow; row < nrow; row++)
269 {
270 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
271 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
272 }
273
274 line_t *old_buf = row_buf;
275 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
276
277 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
278 int pend = MOD (term_start + top_row , prev_total_rows);
279 int q = total_rows; // rewrapped row
280
281 if (top_row)
282 {
283 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
284 // to come up with a lean and mean algorithm.
285 // TODO: maybe optimise when width didn't change
286
287 row_col_t ocur = screen.cur;
288 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
289
290 do
291 {
292 p = MOD (p - 1, prev_total_rows);
293 assert (old_buf [MOD (p, prev_total_rows)].t);
294 int plines = 1;
295 int llen = old_buf [MOD (p, prev_total_rows)].l;
296
297 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 298 {
262#ifdef DEBUG_STRICT 299 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 300
264#endif 301 plines++;
265 talloc->free (screen.text[q]); 302 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 303 }
268 if (swap.text[p]) 304
305 int qlines = max (0, (llen - 1) / ncol) + 1;
306
307 // drop partial lines completely
308 if (q < qlines)
309 break;
310
311 q -= qlines;
312
313 int lofs = 0;
314 line_t *qline;
315
316 // re-assemble the full line by destination lines
317 for (int qrow = q; qlines--; qrow++)
269 { 318 {
270#ifdef DEBUG_STRICT 319 qline = row_buf + qrow;
271 assert (swap.rend[p]); 320 lalloc (*qline);
272#endif 321 qline->l = ncol;
273 talloc->free (swap.text[p]); 322 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 323
324 int qcol = 0;
325
326 // see below for cursor adjustment rationale
327 if (p == ocur.row)
328 screen.cur.row = q - (total_rows - nrow);
329
330 // fill a single destination line
331 while (lofs < llen && qcol < ncol)
332 {
333 int prow = lofs / prev_ncol;
334 int pcol = lofs % prev_ncol;
335
336 prow = MOD (p + prow, prev_total_rows);
337
338 // we only adjust the cursor _row_ and put it into
339 // the topmost line of "long line" it was in, as
340 // this seems to upset applications/shells/readline
341 // least.
342 if (prow == ocur.row)
343 screen.cur.row = q - (total_rows - nrow);
344
345 line_t &pline = old_buf [prow];
346
347 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
348
349 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
350 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
351
352 lofs += len;
353 qcol += len;
354 }
275 } 355 }
276#ifdef DEBUG_STRICT 356
277 assert (drawn_text[p] && drawn_rend[p]); 357 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 358 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 359 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 360 }
361 while (p != pend && q > 0);
282 362
283 /* we have fewer rows so fix up cursor position */ 363 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 364 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 365
287 scr_reset_realloc (); /* realloc _last_ */ 366 // make sure all terminal lines exist
288 } 367 while (top_row > 0)
289 else if (nrow > prev_nrow) 368 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 369 }
291 /* add rows */ 370 else
292 scr_reset_realloc (); /* realloc _first_ */ 371 {
372 // if no scrollback exists (yet), wing, instead of wrap
293 373
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 374 for (int row = min (nrow, prev_nrow); row--; )
295
296 k = min (TermWin.nscrolled, nrow - prev_nrow);
297
298 for (p = prev_total_rows; p < total_rows; p++)
299 { 375 {
300 screen.tlen[p] = 0; 376 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 377 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 378
379 qline = pline;
380 lresize (qline);
303 } 381 }
304 382
305 for (p = prev_total_rows; p < total_rows - k; p++)
306 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
307
308 for (p = prev_nrow; p < nrow; p++) 383 for (int row = prev_nrow; row < nrow; row++)
309 { 384 {
310 swap.tlen[p] = 0; 385 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
311 swap.text[p] = NULL;
312 swap.rend[p] = NULL;
313 drawn_text[p] = NULL;
314 drawn_rend[p] = NULL;
315 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
316 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
317 } 386 }
318 387
319 if (k > 0) 388 term_start = 0;
320 {
321 scr_scroll_text (0, (int)nrow - 1, -k, 1);
322 screen.cur.row += k;
323 screen.s_cur.row += k;
324 TermWin.nscrolled -= k;
325 }
326#ifdef DEBUG_STRICT
327 assert(screen.cur.row < TermWin.nrow);
328 assert(swap.cur.row < TermWin.nrow);
329#else /* drive with your eyes closed */
330
331 MIN_IT(screen.cur.row, nrow - 1);
332 MIN_IT(swap.cur.row, nrow - 1);
333#endif
334 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
335 }
336
337 /* resize columns */
338 if (ncol != prev_ncol)
339 { 389 }
340 int common = min (prev_ncol, ncol); 390
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 391 free (old_buf);
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 392 delete old_ta;
393 delete old_ra;
394
395 clamp_it (screen.cur.row, 0, nrow - 1);
396 clamp_it (screen.cur.col, 0, ncol - 1);
343 397 }
344 for (p = 0; p < total_rows; p++)
345 {
346 if (screen.text[p])
347 {
348 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
349 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
350 398
351 MIN_IT(screen.tlen[p], (int16_t)ncol);
352
353 if (ncol > prev_ncol)
354 scr_blank_line (&(screen.text[p][prev_ncol]),
355 &(screen.rend[p][prev_ncol]),
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360
361 for (p = 0; p < nrow; p++)
362 {
363 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
364 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
365
366 if (ncol > prev_ncol)
367 scr_blank_line (&(drawn_text[p][prev_ncol]),
368 &(drawn_rend[p][prev_ncol]),
369 ncol - prev_ncol, setrstyle);
370
371 if (swap.text[p])
372 {
373 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
374 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
375
376 MIN_IT(swap.tlen[p], (int16_t)ncol);
377
378 if (ncol > prev_ncol)
379 scr_blank_line (&(swap.text[p][prev_ncol]),
380 &(swap.rend[p][prev_ncol]),
381 ncol - prev_ncol, setrstyle);
382 }
383
384 }
385
386 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
387 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
388
389 delete talloc; talloc = ta;
390 delete ralloc; ralloc = ra;
391 }
392
393 if (tabs)
394 free(tabs); 399 free (tabs);
395 } 400 tabs = (char *)rxvt_malloc (ncol);
401
402 for (int col = ncol; --col; )
403 tabs [col] = col % TABSIZE == 0;
404
405 CLEAR_ALL_SELECTION ();
396 406
397 prev_nrow = nrow; 407 prev_nrow = nrow;
398 prev_ncol = ncol; 408 prev_ncol = ncol;
399 409
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char));
401
402 for (p = 0; p < ncol; p++)
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
404
405 tt_winch (); 410 tt_winch ();
406}
407 411
408void 412 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
409rxvt_term::scr_reset_realloc()
410{
411 uint16_t total_rows, nrow;
412
413 nrow = TermWin.nrow;
414 total_rows = nrow + TermWin.saveLines;
415 /* *INDENT-OFF* */
416 screen.text = (text_t **)rxvt_realloc(screen.text, total_rows * sizeof(text_t *));
417 buf_text = (text_t **)rxvt_realloc(buf_text , total_rows * sizeof(text_t *));
418 drawn_text = (text_t **)rxvt_realloc(drawn_text , nrow * sizeof(text_t *));
419 swap.text = (text_t **)rxvt_realloc(swap.text , nrow * sizeof(text_t *));
420
421 screen.tlen = (int16_t *)rxvt_realloc(screen.tlen, total_rows * sizeof(int16_t));
422 swap.tlen = (int16_t *)rxvt_realloc(swap.tlen , total_rows * sizeof(int16_t));
423
424 screen.rend = (rend_t **)rxvt_realloc(screen.rend, total_rows * sizeof(rend_t *));
425 buf_rend = (rend_t **)rxvt_realloc(buf_rend , total_rows * sizeof(rend_t *));
426 drawn_rend = (rend_t **)rxvt_realloc(drawn_rend , nrow * sizeof(rend_t *));
427 swap.rend = (rend_t **)rxvt_realloc(swap.rend , nrow * sizeof(rend_t *));
428 /* *INDENT-ON* */
429} 413}
430 414
431/* ------------------------------------------------------------------------- */ 415/* ------------------------------------------------------------------------- */
432/* 416/*
433 * Free everything. That way malloc debugging can find leakage. 417 * Free everything. That way malloc debugging can find leakage.
434 */ 418 */
435void 419void
436rxvt_term::scr_release() 420rxvt_term::scr_release () NOTHROW
437{ 421{
438 uint16_t total_rows; 422 if (row_buf)
439 int i;
440
441 total_rows = TermWin.nrow + TermWin.saveLines;
442
443#ifdef DEBUG_STRICT
444 for (i = 0; i < total_rows; i++)
445 {
446 if (screen.text[i])
447 /* then so is screen.rend[i] */
448 assert(screen.rend[i]);
449 } 423 {
450#endif 424 delete talloc; talloc = 0;
425 delete ralloc; ralloc = 0;
451 426
452 delete talloc; 427 free (row_buf);
453 delete ralloc; 428 free (swap_buf);
429 free (drawn_buf);
430 row_buf = 0; // signal that we freed all the arrays above
454 431
455 free (screen.text);
456 free (screen.tlen);
457 free (screen.rend);
458 free (drawn_text);
459 free (drawn_rend);
460 free (swap.text);
461 free (swap.tlen);
462 free (swap.rend);
463 free (buf_text);
464 free (buf_rend);
465 free (tabs); 432 free (tabs);
466 433 tabs = 0;
467 /* NULL these so if anything tries to use them, we'll know about it */ 434 }
468 screen.text = drawn_text = swap.text = NULL;
469 screen.rend = drawn_rend = swap.rend = NULL;
470 screen.tlen = swap.tlen = NULL;
471 buf_text = NULL;
472 buf_rend = NULL;
473 tabs = NULL;
474} 435}
475 436
476/* ------------------------------------------------------------------------- */ 437/* ------------------------------------------------------------------------- */
477/* 438/*
478 * Hard reset 439 * Hard/Soft reset
479 */ 440 */
480/* EXTPROTO */
481void 441void
482rxvt_scr_poweron(pR) 442rxvt_term::scr_poweron ()
483{ 443{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 444 scr_release ();
487 R->prev_nrow = R->prev_ncol = 0; 445 prev_nrow = prev_ncol = 0;
446 rvideo_mode = false;
447 scr_soft_reset ();
488 R->scr_reset (); 448 scr_reset ();
489 449
490 rxvt_scr_clear (aR); 450 scr_clear (true);
491 rxvt_scr_refresh (aR_ SLOW_REFRESH); 451 scr_refresh ();
492#ifdef RXVT_GRAPHICS 452}
493 rxvt_Gr_reset (aR); 453
454void
455rxvt_term::scr_soft_reset ()
456{
457 /* only affects modes, nothing drastic such as clearing the screen */
458#if ENABLE_OVERLAY
459 scr_overlay_off ();
494#endif 460#endif
461
462 if (current_screen != PRIMARY)
463 scr_swap_screen ();
464
465 scr_scroll_region (0, MAX_ROWS - 1);
466 scr_rendition (0, ~RS_None);
467 scr_insert_mode (0);
495} 468}
496 469
497/* ------------------------------------------------------------------------- * 470/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 471 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 472 * ------------------------------------------------------------------------- */
500/* 473/*
501 * Save and Restore cursor 474 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 475 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 476 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 477 */
505/* EXTPROTO */
506void 478void
507rxvt_scr_cursor(pR_ int mode) 479rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 480{
509 screen_t *s; 481 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 482
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 483#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 484 if (current_screen == SECONDARY)
515 s = &(R->swap); 485 s = &swap;
516 else 486 else
517#endif 487#endif
518 s = &(R->screen); 488 s = &screen;
489
519 switch (mode) { 490 switch (mode)
491 {
520 case SAVE: 492 case SAVE:
521 s->s_cur.row = s->cur.row; 493 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 494 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 495 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 496 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 497 s->s_charset_char = charsets[screen.charset];
526 break; 498 break;
499
527 case RESTORE: 500 case RESTORE:
528 R->want_refresh = 1; 501 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 502 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 503 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 504 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 505 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 506 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 507 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 508 set_font_style ();
536 break; 509 break;
537 } 510 }
511
538/* boundary check in case screen size changed between SAVE and RESTORE */ 512 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 513 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 514 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 515 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 516 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */ 517}
545 MAX_IT(s->cur.row, 0); 518
546 MAX_IT(s->cur.col, 0); 519void
547#endif 520rxvt_term::scr_swap_screen ()
521{
522 if (!option (Opt_secondaryScreen))
523 return;
524
525 for (int i = prev_nrow; i--; )
526 ::swap (ROW(i), swap_buf [i]);
527
528 ::swap (screen.cur, swap.cur);
529
530 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
531 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 532}
549 533
550/* ------------------------------------------------------------------------- */ 534/* ------------------------------------------------------------------------- */
551/* 535/*
552 * Swap between primary and secondary screens 536 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 537 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 538 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 539 */
556/* EXTPROTO */ 540void
557int
558rxvt_scr_change_screen(pR_ int scrn) 541rxvt_term::scr_change_screen (int scrn)
559{ 542{
560 int i; 543 if (scrn == current_screen)
544 return;
545
546 want_refresh = 1;
547 view_start = 0;
548
549 selection_check (2); /* check for boundary cross */
550
551 current_screen = scrn;
552
561#if NSCREENS 553#if NSCREENS
562 int offset; 554 if (option (Opt_secondaryScreen))
563#endif 555 {
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; 556 num_scr = 0;
579 offset = R->TermWin.saveLines; 557
580 for (i = R->prev_nrow; i--;) { 558 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 559
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 560 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 561 ::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; 562 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 563 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 } 564 }
565 else
607# endif 566#endif
608#else 567 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); 568 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 569}
621#endif 570
571// clear WrapNext indicator, solidifying position on next line
572void
573rxvt_term::scr_do_wrap () NOTHROW
574{
575 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 576 return;
577
578 screen.flags &= ~Screen_WrapNext;
579
580 screen.cur.col = 0;
581
582 if (screen.cur.row == screen.bscroll)
583 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
584 else if (screen.cur.row < nrow - 1)
585 screen.cur.row++;
623} 586}
624 587
625/* ------------------------------------------------------------------------- */ 588/* ------------------------------------------------------------------------- */
626/* 589/*
627 * Change the colour for following text 590 * Change the colour for following text
628 */ 591 */
629/* EXTPROTO */
630void 592void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 593rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 594{
595 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 596 color = fgbg;
597
634 if (fgbg == Color_fg) 598 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 599 rstyle = SET_FGCOLOR (rstyle, color);
636 else 600 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 601 rstyle = SET_BGCOLOR (rstyle, color);
638} 602}
639 603
640/* ------------------------------------------------------------------------- */ 604/* ------------------------------------------------------------------------- */
641/* 605/*
642 * Change the rendition style for following text 606 * Change the rendition style for following text
643 */ 607 */
644/* EXTPROTO */
645void 608void
646rxvt_scr_rendition(pR_ int set, int style) 609rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 610{
648 if (set) 611 if (set)
649 R->rstyle |= style; 612 rstyle |= style;
650 else if (style == ~RS_None) 613 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 614 rstyle = DEFAULT_RSTYLE;
652 else 615 else
653 R->rstyle &= ~style; 616 rstyle &= ~style;
654} 617}
655 618
656/* ------------------------------------------------------------------------- */ 619/* ------------------------------------------------------------------------- */
657/* 620/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 621 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 622 * count positive ==> scroll up
660 * count negative ==> scroll down 623 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 624 */
663int 625int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 626rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 627{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 628 if (count == 0 || (row1 > row2))
670 return 0; 629 return 0;
671 630
672 want_refresh = 1; 631 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 632 num_scr += count;
674 633
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 634 if (count > 0
635 && row1 == 0
636 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
637 {
638 top_row = max (top_row - count, -saveLines);
639
640 // scroll everything up 'count' lines
641 term_start = (term_start + count) % total_rows;
642
643 // sever bottommost line
676 { 644 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 645 line_t &l = ROW(row2 - count);
678 646 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 647 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 } 648 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 649
692 row2 += TermWin.saveLines; 650 // erase newly scrolled-in lines
651 for (int i = count; i--; )
652 {
653 line_t &l = ROW(nrow - 1 - i);
693 654
655 // optimize if already cleared, can be significant on slow machines
656 // could be rolled into scr_blank_screen_mem
657 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
658 {
659 scr_blank_line (l, 0, l.l, rstyle);
660 l.l = 0;
661 l.f = 0;
662 }
663 else
664 scr_blank_screen_mem (l, rstyle);
665 }
666
667 // now copy lines below the scroll region bottom to the
668 // bottom of the screen again, so they look as if they
669 // hadn't moved.
670 for (int i = nrow; --i > row2; )
671 {
672 line_t &l1 = ROW(i - count);
673 line_t &l2 = ROW(i);
674
675 ::swap (l1, l2);
676 l2.touch ();
677 }
678
679 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 680 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 } 681 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 682 selection.beg.row -= count;
712 selection.end.row -= count; 683 selection.end.row -= count;
713 selection.mark.row -= count; 684 selection.mark.row -= count;
685
686 if (selection.beg.row < top_row
687 || selection.end.row < top_row
688 || selection.mark.row < top_row)
689 {
690 CLEAR_ALL_SELECTION ();
691 selection.op = SELECTION_CLEAR;
714 } 692 }
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 { 693 }
735 buf_text[i] = screen.text[j]; 694
736 buf_rend[i] = screen.rend[j]; 695 // finally move the view window, if desired
696 if (option (Opt_scrollWithBuffer)
697 && view_start != 0
698 && view_start != -saveLines)
699 scr_page (UP, count);
700
701 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
702 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
703 }
704 else
705 {
706 if (selection.op && current_screen == selection.screen)
737 } 707 {
738 /* A2: Rotate lines */ 708 if ((selection.beg.row < row1 && selection.end.row > row1)
739 for (j = row1, i = j + count; i <= row2; i++, j++) 709 || (selection.beg.row < row2 && selection.end.row > row2)
710 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
711 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
712 || (selection.end.row - count < row1 && selection.end.row >= row1)
713 || (selection.end.row - count > row2 && selection.end.row <= row2))
714 {
715 CLEAR_ALL_SELECTION ();
716 selection.op = SELECTION_CLEAR;
717 }
718 else if (selection.end.row >= row1 && selection.end.row <= row2)
719 {
720 /* move selected region too */
721 selection.beg.row -= count;
722 selection.end.row -= count;
723 selection.mark.row -= count;
724
725 selection_check (0);
726 }
740 { 727 }
741 screen.tlen[j] = screen.tlen[i]; 728
742 screen.text[j] = screen.text[i]; 729 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 730 // part of scr_scroll_text is not time-critical.
731
732 int rows = row2 - row1 + 1;
733
734 min_it (count, rows);
735
736 line_t *temp_buf = row_buf + total_rows;
737
738 for (int row = 0; row < rows; row++)
744 } 739 {
745 j = row2 - count + 1, i = count; 740 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750 741
751 /* B1: Copy lines that will get clobbered by the rotation */ 742 if (!IN_RANGE_EXC (row + count, 0, rows))
752 for (i = 0, j = row2; i < count; i++, j--) 743 scr_blank_screen_mem (temp_buf [row], rstyle);
753 { 744 }
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 }
767 745
768 /* C: Resurrect lines */ 746 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 747 ROW(row1 + row) = temp_buf [row];
770 { 748 }
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
784 749
785 return count; 750 return count;
786} 751}
787 752
788/* ------------------------------------------------------------------------- */ 753/* ------------------------------------------------------------------------- */
789/* 754/*
790 * Add text given in <str> of length <len> to screen struct 755 * Add text given in <str> of length <len> to screen struct
791 */ 756 */
792/* EXTPROTO */
793void 757void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 758rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
795{ 759{
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 */ 760 if (len <= 0) /* sanity */
803 return; 761 return;
804 762
763 unsigned char checksel;
764 unicode_t c;
765 int ncol = this->ncol;
766 const wchar_t *strend = str + len;
767
805 R->want_refresh = 1; 768 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); 769 ZERO_SCROLLBACK ();
770
810 if (nlines > 0) { 771 if (minlines > 0)
772 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 773 minlines += screen.cur.row - screen.bscroll;
774 min_it (minlines, screen.cur.row - top_row);
775
812 if ((nlines > 0) 776 if (minlines > 0
813 && (R->screen.tscroll == 0) 777 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 778 && screen.bscroll == nrow - 1)
779 {
815 /* _at least_ this many lines need to be scrolled */ 780 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 781 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 782 screen.cur.row -= minlines;
818 } 783 }
819 } 784 }
820#ifdef DEBUG_STRICT 785
821 assert(R->screen.cur.col < last_col); 786 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 787 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 788 && screen.cur.row >= top_row);
824#else /* drive with your eyes closed */ 789 int row = screen.cur.row;
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
829 row = R->screen.cur.row + R->TermWin.saveLines;
830 790
831 checksel = (R->selection.op 791 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 792
835 stp = R->screen.text[row]; 793 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 794
838 for (i = 0; i < len;) { 795 while (str < strend)
839 c = str[i++]; 796 {
840 switch (c) { 797 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 798
842 rxvt_scr_tab (aR_ 1); 799 if (expect_false (c < 0x20))
800 if (c == C0_LF)
801 {
802 max_it (line->l, screen.cur.col);
803
804 screen.flags &= ~Screen_WrapNext;
805
806 if (screen.cur.row == screen.bscroll)
807 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
808 else if (screen.cur.row < (nrow - 1))
809 row = ++screen.cur.row;
810
811 line = &ROW(row); /* _must_ refresh */
843 continue; 812 continue;
844 case '\n': 813 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 814 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 815 {
816 max_it (line->l, screen.cur.col);
817
847 R->screen.flags &= ~Screen_WrapNext; 818 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 819 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; 820 continue;
855 case '\r': 821 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 822 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 823 {
858 R->screen.flags &= ~Screen_WrapNext; 824 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 825 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 826 }
866 827
828 if (expect_false (
867 if (checksel /* see if we're writing within selection */ 829 checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 830 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 831 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
832 ))
833 {
870 checksel = 0; 834 checksel = 0;
871 clearsel = 1; 835 /*
836 * If we wrote anywhere in the selected area, kill the selection
837 * XXX: should we kill the mark too? Possibly, but maybe that
838 * should be a similar check.
839 */
840 CLEAR_SELECTION ();
841 }
842
843 if (expect_false (screen.flags & Screen_WrapNext))
872 } 844 {
873 if (R->screen.flags & Screen_WrapNext) { 845 scr_do_wrap ();
874 R->screen.tlen[row] = -1; 846
875 if (R->screen.cur.row == R->screen.bscroll) 847 line->l = ncol;
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 848 line->is_longer (1);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 849
878 row = (++R->screen.cur.row) + R->TermWin.saveLines; 850 row = screen.cur.row;
879 stp = R->screen.text[row]; /* _must_ refresh */ 851 line = &ROW(row); /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */ 852 }
881 R->screen.cur.col = 0; 853
882 R->screen.flags &= ~Screen_WrapNext; 854 // some utf-8 decoders "decode" surrogate characters: let's fix this.
855 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
856 c = 0xfffd;
857
858 // rely on wcwidth to tell us the character width, do wcwidth before
859 // further replacements, as wcwidth might return -1 for the line
860 // drawing characters below as they might be invalid in the current
861 // locale.
862 int width = WCWIDTH (c);
863
864 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
883 } 865 {
884 if (R->screen.flags & Screen_Insert) 866 // vt100 special graphics and line drawing
885 rxvt_scr_insdel_chars(aR_ 1, INSERT); 867 // 5f-7e standard vt100
868 // 40-5e rxvt extension for extra curses acs chars
869 static uint16_t vt100_0[62] = { // 41 .. 7e
870 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
871 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
872 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
873 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
874 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
875 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
876 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
877 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
878 };
886 879
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 880 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
888 switch (c)
889 { 881 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 882 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 883 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 } 884 }
885 }
902 886
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 887 if (expect_false (screen.flags & Screen_Insert))
888 scr_insdel_chars (width, INSERT);
904 889
905 stp[R->screen.cur.col] = c; 890 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 891 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 892#if !UNICODE_3
911 int width = wcwidth (c); 893 // trim characters we can't store directly :(
894 if (c >= 0x10000)
895# if ENABLE_COMBINING
896 c = rxvt_composite.compose (c); // map to lower 16 bits
897# else
898 c = 0xfffd;
899# endif
900#endif
901
902 // nuke the character at this position, if required
903 if (expect_false (
904 line->t[screen.cur.col] == NOCHAR
905 || (screen.cur.col < ncol - 1
906 && line->t[screen.cur.col + 1] == NOCHAR)
907 ))
908 scr_kill_char (*line, screen.cur.col);
909
910 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
911
912 // if the character doesn't fit into the remaining columns...
913 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
912 914 {
913 if (width > 1) 915 // ... artificially enlargen the previous one
916 c = NOCHAR;
917 // and try the same character next loop iteration
918 --str;
919 }
920
921 line->touch ();
922
923 do
914 { 924 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1) 925 line->t[screen.cur.col] = c;
926 line->r[screen.cur.col] = rend;
927
928 if (expect_true (screen.cur.col < ncol - 1))
929 screen.cur.col++;
930 else
916 { 931 {
917 932 line->l = ncol;
918 srp[R->screen.cur.col] |= RS_wide; 933 if (screen.flags & Screen_Autowrap)
919 934 screen.flags |= Screen_WrapNext;
920 R->screen.cur.col++; 935 break;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 } 936 }
937
938 c = NOCHAR;
939 }
940 while (expect_false (--width > 0));
941
942 // pad with spaces when overwriting wide character with smaller one
943 if (expect_false (!width))
944 {
945 line->touch ();
946
947 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
948 {
949 line->t[c] = ' ';
950 line->r[c] = rend;
924 } 951 }
925 } 952 }
926 953 }
927 if (R->screen.cur.col < last_col - 1) 954#if ENABLE_COMBINING
928 R->screen.cur.col++; 955 else // width == 0
929 else {
930 R->screen.tlen[row] = last_col;
931 if (R->screen.flags & Screen_Autowrap)
932 R->screen.flags |= Screen_WrapNext;
933 } 956 {
934 } 957 if (c != 0xfeff) // ignore BOM
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 958 {
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 959 // handle combining characters
960 // we just tag the accent on the previous on-screen character.
961 // this is arguably not correct, but also arguably not wrong.
962 // we don't handle double-width characters nicely yet.
963 line_t *linep;
964 text_t *tp;
965 rend_t *rp;
937 966
938/* 967 if (screen.cur.col > 0)
939 * If we wrote anywhere in the selected area, kill the selection 968 {
940 * XXX: should we kill the mark too? Possibly, but maybe that 969 linep = line;
941 * should be a similar check. 970 tp = line->t + screen.cur.col - 1;
942 */ 971 rp = line->r + screen.cur.col - 1;
943 if (clearsel) 972 }
944 CLEAR_SELECTION(R); 973 else if (screen.cur.row > 0
974 && ROW(screen.cur.row - 1).is_longer ())
975 {
976 linep = &ROW(screen.cur.row - 1);
977 tp = line->t + ncol - 1;
978 rp = line->r + ncol - 1;
979 }
980 else
981 continue;
945 982
946#ifdef DEBUG_STRICT 983 linep->touch ();
984
985 while (*tp == NOCHAR && tp > linep->t)
986 tp--, rp--;
987
988 // first try to find a precomposed character
989 unicode_t n = rxvt_compose (*tp, c);
990 if (n == NOCHAR)
991 n = rxvt_composite.compose (*tp, c);
992
993 *tp = n;
994 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
995 }
996 }
997#endif
998 }
999
1000 max_it (line->l, screen.cur.col);
1001
947 assert(R->screen.cur.row >= 0); 1002 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0);
950#endif
951} 1003}
952 1004
953/* ------------------------------------------------------------------------- */ 1005/* ------------------------------------------------------------------------- */
954/* 1006/*
955 * Process Backspace. Move back the cursor back a position, wrap if have to 1007 * Process Backspace. Move back the cursor back a position, wrap if have to
956 * XTERM_SEQ: CTRL-H 1008 * XTERM_SEQ: CTRL-H
957 */ 1009 */
958/* EXTPROTO */
959void 1010void
960rxvt_scr_backspace(pR) 1011rxvt_term::scr_backspace () NOTHROW
961{ 1012{
962 R->want_refresh = 1;
963 if (R->screen.cur.col == 0) { 1013 if (screen.cur.col == 0)
1014 {
964 if (R->screen.cur.row > 0) { 1015 if (screen.cur.row > 0)
1016 {
965#ifdef TERMCAP_HAS_BW 1017#ifdef TERMCAP_HAS_BW
966 R->screen.cur.col = R->TermWin.ncol - 1; 1018 screen.cur.col = ncol - 1;
967 R->screen.cur.row--; 1019 --screen.cur.row;
968 return; 1020
1021 want_refresh = 1;
969#endif 1022#endif
970 } 1023 }
971 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1024 }
1025 else
972 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1026 scr_gotorc (0, -1, RELATIVE);
973 R->screen.flags &= ~Screen_WrapNext;
974} 1027}
975 1028
976/* ------------------------------------------------------------------------- */ 1029/* ------------------------------------------------------------------------- */
977/* 1030/*
978 * Process Horizontal Tab 1031 * Process Horizontal Tab
979 * count: +ve = forward; -ve = backwards 1032 * count: +ve = forward; -ve = backwards
980 * XTERM_SEQ: CTRL-I 1033 * XTERM_SEQ: CTRL-I
981 */ 1034 */
982/* EXTPROTO */
983void 1035void
984rxvt_scr_tab(pR_ int count) 1036rxvt_term::scr_tab (int count, bool ht) NOTHROW
985{ 1037{
986 int i, x; 1038 int i, x;
987 1039
988 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
989 R->want_refresh = 1; 1040 want_refresh = 1;
990 i = x = R->screen.cur.col; 1041 i = x = screen.cur.col;
1042
991 if (count == 0) 1043 if (count == 0)
992 return; 1044 return;
993 else if (count > 0) { 1045 else if (count > 0)
1046 {
1047 line_t &l = ROW(screen.cur.row);
1048 rend_t base_rend = l.r[i];
1049 ht &= l.t[i] == ' ';
1050
994 for (; ++i < R->TermWin.ncol; ) 1051 for (; ++i < ncol; )
995 if (R->tabs[i]) { 1052 if (tabs[i])
1053 {
996 x = i; 1054 x = i;
1055
997 if (!--count) 1056 if (!--count)
998 break; 1057 break;
1058 }
1059 else
1060 ht &= l.t[i] == ' '
1061 && RS_SAME (l.r[i], base_rend);
1062
1063 if (count)
1064 x = ncol - 1;
1065
1066 // store horizontal tab commands as characters inside the text
1067 // buffer so they can be selected and pasted.
1068 if (ht && option (Opt_pastableTabs))
1069 {
1070 base_rend = SET_FONT (base_rend, 0);
1071
1072 l.touch (x);
1073
1074 i = screen.cur.col;
1075
1076 l.t[i] = '\t';
1077 l.r[i] = base_rend;
1078
1079 while (++i < x)
1080 {
1081 l.t[i] = NOCHAR;
1082 l.r[i] = base_rend;
999 } 1083 }
1000 if (count) 1084 }
1001 x = R->TermWin.ncol - 1; 1085 }
1002 } else /* if (count < 0) */ { 1086 else /* if (count < 0) */
1087 {
1003 for (; --i >= 0; ) 1088 for (; --i >= 0; )
1004 if (R->tabs[i]) { 1089 if (tabs[i])
1005 x = i;
1006 if (!++count)
1007 break;
1008 } 1090 {
1009 if (count)
1010 x = 0; 1091 x = i;
1092 if (!++count)
1093 break;
1094 }
1095
1096 if (count)
1097 x = 0;
1011 } 1098 }
1099
1012 if (x != R->screen.cur.col) 1100 if (x != screen.cur.col)
1013 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1101 scr_gotorc (0, x, R_RELATIVE);
1014} 1102}
1015 1103
1016/* ------------------------------------------------------------------------- */ 1104/* ------------------------------------------------------------------------- */
1017/* 1105/*
1018 * Process DEC Back Index 1106 * Process DEC Back Index
1019 * XTERM_SEQ: ESC 6 1107 * XTERM_SEQ: ESC 6
1020 * Move cursor left in row. If we're at the left boundary, shift everything 1108 * Move cursor left in row. If we're at the left boundary, shift everything
1021 * in that row right. Clear left column. 1109 * in that row right. Clear left column.
1022 */ 1110 */
1023#ifndef NO_FRILLS 1111#if !ENABLE_MINIMAL
1024/* EXTPROTO */
1025void 1112void
1026rxvt_scr_backindex(pR) 1113rxvt_term::scr_backindex () NOTHROW
1027{ 1114{
1028 if (R->screen.cur.col > 0) 1115 if (screen.cur.col > 0)
1029 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1116 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1030 else { 1117 else
1031 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1032 return; /* um, yeah? */
1033 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1118 scr_insdel_chars (1, INSERT);
1034 }
1035} 1119}
1036#endif 1120#endif
1037/* ------------------------------------------------------------------------- */ 1121/* ------------------------------------------------------------------------- */
1038/* 1122/*
1039 * Process DEC Forward Index 1123 * Process DEC Forward Index
1040 * XTERM_SEQ: ESC 9 1124 * XTERM_SEQ: ESC 9
1041 * Move cursor right in row. If we're at the right boundary, shift everything 1125 * Move cursor right in row. If we're at the right boundary, shift everything
1042 * in that row left. Clear right column. 1126 * in that row left. Clear right column.
1043 */ 1127 */
1044#ifndef NO_FRILLS 1128#if !ENABLE_MINIMAL
1045/* EXTPROTO */
1046void 1129void
1047rxvt_scr_forwardindex(pR) 1130rxvt_term::scr_forwardindex () NOTHROW
1048{ 1131{
1049 int row;
1050
1051 if (R->screen.cur.col < R->TermWin.ncol - 1) 1132 if (screen.cur.col < ncol - 1)
1052 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1133 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1053 else { 1134 else
1054 row = R->screen.cur.row + R->TermWin.saveLines; 1135 {
1055 if (R->screen.tlen[row] == 0) 1136 line_t &l = ROW(screen.cur.row);
1056 return; /* um, yeah? */ 1137
1057 else if (R->screen.tlen[row] == -1) 1138 l.touch ();
1058 R->screen.tlen[row] = R->TermWin.ncol; 1139 l.is_longer (0);
1140
1059 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1141 scr_gotorc (0, 0, R_RELATIVE);
1060 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1142 scr_insdel_chars (1, DELETE);
1061 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1143 scr_gotorc (0, ncol - 1, R_RELATIVE);
1062 } 1144 }
1063} 1145}
1064#endif 1146#endif
1065 1147
1066/* ------------------------------------------------------------------------- */ 1148/* ------------------------------------------------------------------------- */
1067/* 1149/*
1068 * Goto Row/Column 1150 * Goto Row/Column
1069 */ 1151 */
1070/* EXTPROTO */
1071void 1152void
1072rxvt_scr_gotorc(pR_ int row, int col, int relative) 1153rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1073{ 1154{
1074 R->want_refresh = 1; 1155 want_refresh = 1;
1075 ZERO_SCROLLBACK(R); 1156 ZERO_SCROLLBACK ();
1076#ifdef RXVT_GRAPHICS
1077 if (rxvt_Gr_Displayed(aR))
1078 rxvt_Gr_scroll(aR_ 0);
1079#endif
1080 1157
1081 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1082
1083 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1158 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1084 : col); 1159 clamp_it (screen.cur.col, 0, ncol - 1);
1085 MAX_IT(R->screen.cur.col, 0);
1086 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1087 1160
1088 R->screen.flags &= ~Screen_WrapNext; 1161 screen.flags &= ~Screen_WrapNext;
1162
1089 if (relative & R_RELATIVE) { 1163 if (relative & R_RELATIVE)
1164 {
1090 if (row > 0) { 1165 if (row > 0)
1166 {
1091 if (R->screen.cur.row <= R->screen.bscroll 1167 if (screen.cur.row <= screen.bscroll
1092 && (R->screen.cur.row + row) > R->screen.bscroll) 1168 && (screen.cur.row + row) > screen.bscroll)
1093 R->screen.cur.row = R->screen.bscroll; 1169 screen.cur.row = screen.bscroll;
1094 else 1170 else
1095 R->screen.cur.row += row;
1096 } else if (row < 0) {
1097 if (R->screen.cur.row >= R->screen.tscroll
1098 && (R->screen.cur.row + row) < R->screen.tscroll)
1099 R->screen.cur.row = R->screen.tscroll;
1100 else
1101 R->screen.cur.row += row;
1102 }
1103 } else {
1104 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1105 R->screen.cur.row = row + R->screen.tscroll;
1106 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1107 } else
1108 R->screen.cur.row = row; 1171 screen.cur.row += row;
1172 }
1173 else if (row < 0)
1174 {
1175 if (screen.cur.row >= screen.tscroll
1176 && (screen.cur.row + row) < screen.tscroll)
1177 screen.cur.row = screen.tscroll;
1178 else
1179 screen.cur.row += row;
1180 }
1181 }
1182 else
1109 } 1183 {
1110 MAX_IT(R->screen.cur.row, 0); 1184 if (screen.flags & Screen_Relative)
1111 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1185 {
1112} 1186 /* relative origin mode */
1187 screen.cur.row = row + screen.tscroll;
1188 min_it (screen.cur.row, screen.bscroll);
1189 }
1190 else
1191 screen.cur.row = row;
1192 }
1113 1193
1194 clamp_it (screen.cur.row, 0, nrow - 1);
1195}
1196
1114/* ------------------------------------------------------------------------- */ 1197/* ------------------------------------------------------------------------- */
1115/* 1198/*
1116 * direction should be UP or DN 1199 * direction should be UP or DN
1117 */ 1200 */
1118/* EXTPROTO */
1119void 1201void
1120rxvt_scr_index(pR_ enum page_dirn direction) 1202rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1121{ 1203{
1122 int dirn; 1204 int dirn;
1123 1205
1124 R->want_refresh = 1; 1206 want_refresh = 1;
1207 ZERO_SCROLLBACK ();
1208
1125 dirn = ((direction == UP) ? 1 : -1); 1209 dirn = ((direction == UP) ? 1 : -1);
1126 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1127 1210
1128 ZERO_SCROLLBACK(R);
1129
1130#ifdef RXVT_GRAPHICS
1131 if (rxvt_Gr_Displayed(aR))
1132 rxvt_Gr_scroll(aR_ 0);
1133#endif
1134
1135 R->screen.flags &= ~Screen_WrapNext; 1211 screen.flags &= ~Screen_WrapNext;
1212
1136 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1213 if ((screen.cur.row == screen.bscroll && direction == UP)
1137 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1214 || (screen.cur.row == screen.tscroll && direction == DN))
1138 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1215 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1139 else 1216 else
1140 R->screen.cur.row += dirn; 1217 screen.cur.row += dirn;
1141 MAX_IT(R->screen.cur.row, 0); 1218
1142 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1219 clamp_it (screen.cur.row, 0, nrow - 1);
1143 rxvt_selection_check(aR_ 0); 1220 selection_check (0);
1144} 1221}
1145 1222
1146/* ------------------------------------------------------------------------- */ 1223/* ------------------------------------------------------------------------- */
1147/* 1224/*
1148 * Erase part or whole of a line 1225 * Erase part or whole of a line
1149 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1226 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1150 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1227 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1151 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1228 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1229 * extension: clear to right unless wrapped: ESC [ 3 K
1152 */ 1230 */
1153/* EXTPROTO */
1154void 1231void
1155rxvt_scr_erase_line(pR_ int mode) 1232rxvt_term::scr_erase_line (int mode) NOTHROW
1156{ 1233{
1157 unsigned int row, col, num; 1234 unsigned int col, num;
1158 1235
1159 R->want_refresh = 1; 1236 want_refresh = 1;
1160 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1161 ZERO_SCROLLBACK (R); 1237 ZERO_SCROLLBACK ();
1162 1238
1163#ifdef RXVT_GRAPHICS
1164 if (rxvt_Gr_Displayed (aR))
1165 rxvt_Gr_scroll (aR_ 0);
1166#endif
1167
1168 rxvt_selection_check (aR_ 1); 1239 selection_check (1);
1169 1240
1170 R->screen.flags &= ~Screen_WrapNext; 1241 line_t &line = ROW(screen.cur.row);
1171 1242
1172 row = R->TermWin.saveLines + R->screen.cur.row; 1243 line.touch ();
1244 line.is_longer (0);
1245
1173 switch (mode) 1246 switch (mode)
1174 { 1247 {
1248 case 3:
1249 if (screen.flags & Screen_WrapNext)
1250 return;
1251
1252 /* fall through */
1253
1175 case 0: /* erase to end of line */ 1254 case 0: /* erase to end of line */
1176 col = R->screen.cur.col; 1255 col = screen.cur.col;
1177 num = R->TermWin.ncol - col; 1256 num = ncol - col;
1178 MIN_IT(R->screen.tlen[row], (int16_t)col); 1257 min_it (line.l, col);
1258
1179 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1259 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1180 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1260 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1181 CLEAR_SELECTION(R); 1261 CLEAR_SELECTION ();
1182 break; 1262 break;
1263
1183 case 1: /* erase to beginning of line */ 1264 case 1: /* erase to beginning of line */
1184 col = 0; 1265 col = 0;
1185 num = R->screen.cur.col + 1; 1266 num = screen.cur.col + 1;
1267
1186 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1268 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1187 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1269 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1188 CLEAR_SELECTION(R); 1270 CLEAR_SELECTION ();
1189 break; 1271 break;
1272
1190 case 2: /* erase whole line */ 1273 case 2: /* erase whole line */
1191 col = 0; 1274 col = 0;
1192 num = R->TermWin.ncol; 1275 num = ncol;
1193 R->screen.tlen[row] = 0; 1276 line.l = 0;
1194 if (R->selection.beg.row <= R->screen.cur.row 1277 if (selection.beg.row <= screen.cur.row
1195 && R->selection.end.row >= R->screen.cur.row) 1278 && selection.end.row >= screen.cur.row)
1196 CLEAR_SELECTION(R); 1279 CLEAR_SELECTION ();
1197 break; 1280 break;
1198 default: 1281 default:
1199 return; 1282 return;
1200 } 1283 }
1201 1284
1202 if (R->screen.text[row]) 1285 scr_blank_line (line, col, num, rstyle);
1203 R->scr_blank_line (&(R->screen.text[row][col]),
1204 &(R->screen.rend[row][col]), num, R->rstyle);
1205 else
1206 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1207} 1286}
1208 1287
1209/* ------------------------------------------------------------------------- */ 1288/* ------------------------------------------------------------------------- */
1210/* 1289/*
1211 * Erase part of whole of the screen 1290 * Erase part of whole of the screen
1212 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1291 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1213 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1292 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1214 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1293 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1215 */ 1294 */
1216/* EXTPROTO */
1217void 1295void
1218rxvt_scr_erase_screen(pR_ int mode) 1296rxvt_term::scr_erase_screen (int mode) NOTHROW
1219{ 1297{
1220 int num; 1298 int num;
1221 int32_t row, row_offset; 1299 int32_t row;
1222 rend_t ren; 1300 rend_t ren;
1223 XGCValues gcvalue; 1301 XGCValues gcvalue;
1224 1302
1225 R->want_refresh = 1; 1303 want_refresh = 1;
1226 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1227 ZERO_SCROLLBACK(R); 1304 ZERO_SCROLLBACK ();
1228 row_offset = (int32_t)R->TermWin.saveLines;
1229 1305
1230 switch (mode) { 1306 switch (mode)
1307 {
1231 case 0: /* erase to end of screen */ 1308 case 0: /* erase to end of screen */
1232 rxvt_selection_check(aR_ 1); 1309 selection_check (1);
1233 rxvt_scr_erase_line(aR_ 0); 1310 scr_erase_line (0);
1234 row = R->screen.cur.row + 1; /* possible OOB */ 1311 row = screen.cur.row + 1; /* possible OOB */
1235 num = R->TermWin.nrow - row; 1312 num = nrow - row;
1236 break; 1313 break;
1237 case 1: /* erase to beginning of screen */ 1314 case 1: /* erase to beginning of screen */
1238 rxvt_selection_check(aR_ 3); 1315 selection_check (3);
1239 rxvt_scr_erase_line(aR_ 1); 1316 scr_erase_line (1);
1240 row = 0; 1317 row = 0;
1241 num = R->screen.cur.row; 1318 num = screen.cur.row;
1242 break; 1319 break;
1243 case 2: /* erase whole screen */ 1320 case 2: /* erase whole screen */
1244 rxvt_selection_check(aR_ 3); 1321 selection_check (3);
1245#ifdef RXVT_GRAPHICS
1246 rxvt_Gr_ClearScreen(aR);
1247#endif
1248 row = 0; 1322 row = 0;
1249 num = R->TermWin.nrow; 1323 num = nrow;
1250 break; 1324 break;
1251 default: 1325 default:
1252 return; 1326 return;
1253 } 1327 }
1254 R->refresh_type |= REFRESH_BOUNDS; 1328
1255 if (R->selection.op && R->current_screen == R->selection.screen 1329 if (selection.op && current_screen == selection.screen
1256 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1330 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1257 || (R->selection.end.row >= row 1331 || (selection.end.row >= row
1258 && R->selection.end.row <= row + num))) 1332 && selection.end.row <= row + num)))
1259 CLEAR_SELECTION(R); 1333 CLEAR_SELECTION ();
1334
1260 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1335 if (row >= nrow) /* Out Of Bounds */
1261 return; 1336 return;
1262 MIN_IT(num, (R->TermWin.nrow - row)); 1337
1338 min_it (num, nrow - row);
1339
1340 // TODO: the code below does not work when view_start != 0
1341 // the workaround is to disable the clear and use a normal refresh
1342 // when view_start != 0. mysterious.
1263 if (R->rstyle & (RS_RVid | RS_Uline)) 1343 if (rstyle & (RS_RVid | RS_Uline))
1264 ren = (rend_t) ~RS_None; 1344 ren = (rend_t) ~RS_None;
1265 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1345 else if (GET_BASEBG (rstyle) == Color_bg)
1346 {
1266 ren = DEFAULT_RSTYLE; 1347 ren = DEFAULT_RSTYLE;
1267 CLEAR_ROWS(row, num); 1348
1268 } else { 1349 if (mapped && !view_start)
1350 XClearArea (dpy, vt, 0,
1351 Row2Pixel (row - view_start), (unsigned int)width,
1352 (unsigned int)Height2Pixel (num), False);
1353 }
1354 else
1355 {
1269 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1356 ren = rstyle & (RS_fgMask | RS_bgMask);
1270 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1357
1358 if (mapped && !view_start)
1359 {
1360 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1271 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1361 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1272 ERASE_ROWS(row, num); 1362 XFillRectangle (dpy, vt, gc,
1363 0, Row2Pixel (row - view_start),
1364 (unsigned int)width,
1365 (unsigned int)Height2Pixel (num));
1273 gcvalue.foreground = R->PixColors[Color_fg]; 1366 gcvalue.foreground = pix_colors[Color_fg];
1274 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1367 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1368 }
1275 } 1369 }
1370
1276 for (; num--; row++) { 1371 for (; num--; row++)
1277 R->scr_blank_screen_mem (R->screen.text, R->screen.rend,
1278 (unsigned int)(row + row_offset), R->rstyle);
1279 R->screen.tlen[row + row_offset] = 0;
1280 R->scr_blank_line (R->drawn_text[row], R->drawn_rend[row],
1281 (unsigned int)R->TermWin.ncol, ren);
1282 } 1372 {
1373 scr_blank_screen_mem (ROW(row), rstyle);
1374
1375 if (!view_start)
1376 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1377 }
1283} 1378}
1379
1380#if !ENABLE_MINIMAL
1381void
1382rxvt_term::scr_erase_savelines () NOTHROW
1383{
1384 want_refresh = 1;
1385 ZERO_SCROLLBACK ();
1386
1387 top_row = 0;
1388}
1389#endif
1284 1390
1285/* ------------------------------------------------------------------------- */ 1391/* ------------------------------------------------------------------------- */
1286/* 1392/*
1287 * Fill the screen with `E's 1393 * Fill the screen with `E's
1288 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1394 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1289 */ 1395 */
1290/* EXTPROTO */
1291void 1396void
1292rxvt_scr_E(pR) 1397rxvt_term::scr_E () NOTHROW
1293{ 1398{
1294 int i, j, k; 1399 rend_t fs;
1295 rend_t *r1, fs;
1296 1400
1297 R->want_refresh = 1; 1401 want_refresh = 1;
1298 R->num_scr_allow = 0;
1299 ZERO_SCROLLBACK(R); 1402 ZERO_SCROLLBACK ();
1403
1404 num_scr_allow = 0;
1300 rxvt_selection_check(aR_ 3); 1405 selection_check (3);
1301 1406
1302 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1407 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1303 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1408 for (int row = nrow; row--; )
1304 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1409 {
1305 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1410 line_t &line = ROW(row);
1306 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1411
1412 fill_text (line.t, 'E', ncol);
1413 rend_t *r1 = line.r;
1414
1415 for (int j = ncol; j--; )
1307 *r1++ = fs; 1416 *r1++ = fs;
1417
1418 line.is_longer (0);
1419 line.touch (ncol);
1308 } 1420 }
1309} 1421}
1310 1422
1311/* ------------------------------------------------------------------------- */ 1423/* ------------------------------------------------------------------------- */
1312/* 1424/*
1313 * Insert/Delete <count> lines 1425 * Insert/Delete <count> lines
1314 */ 1426 */
1315/* EXTPROTO */
1316void 1427void
1317rxvt_scr_insdel_lines(pR_ int count, int insdel) 1428rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1318{ 1429{
1319 int end; 1430 int end;
1320 1431
1321 ZERO_SCROLLBACK(R); 1432 ZERO_SCROLLBACK ();
1322 1433
1323#ifdef RXVT_GRAPHICS
1324 if (rxvt_Gr_Displayed(aR))
1325 rxvt_Gr_scroll(aR_ 0);
1326#endif
1327
1328 rxvt_selection_check(aR_ 1); 1434 selection_check (1);
1329 1435
1330 if (R->screen.cur.row > R->screen.bscroll) 1436 if (screen.cur.row > screen.bscroll)
1437 return;
1438
1439 end = screen.bscroll - screen.cur.row + 1;
1440 if (count > end)
1441 {
1442 if (insdel == DELETE)
1331 return; 1443 return;
1332
1333 end = R->screen.bscroll - R->screen.cur.row + 1;
1334 if (count > end) {
1335 if (insdel == DELETE)
1336 return;
1337 else if (insdel == INSERT) 1444 else if (insdel == INSERT)
1338 count = end; 1445 count = end;
1339 } 1446 }
1340 R->screen.flags &= ~Screen_WrapNext;
1341 1447
1448 scr_do_wrap ();
1449
1342 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1450 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1343} 1451}
1344 1452
1345/* ------------------------------------------------------------------------- */ 1453/* ------------------------------------------------------------------------- */
1346/* 1454/*
1347 * Insert/Delete <count> characters from the current position 1455 * Insert/Delete <count> characters from the current position
1348 */ 1456 */
1349/* EXTPROTO */
1350void 1457void
1351rxvt_scr_insdel_chars(pR_ int count, int insdel) 1458rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1352{ 1459{
1353 int col, row;
1354 rend_t tr;
1355 text_t *stp;
1356 rend_t *srp;
1357 int16_t *slp;
1358
1359 R->want_refresh = 1; 1460 want_refresh = 1;
1360 ZERO_SCROLLBACK(R); 1461 ZERO_SCROLLBACK ();
1361 1462
1362#ifdef RXVT_GRAPHICS
1363 if (rxvt_Gr_Displayed(aR))
1364 rxvt_Gr_scroll(aR_ 0);
1365#endif
1366
1367 if (count <= 0) 1463 if (count <= 0)
1368 return; 1464 return;
1369 1465
1466 scr_do_wrap ();
1467
1370 rxvt_selection_check(aR_ 1); 1468 selection_check (1);
1371 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1469 min_it (count, ncol - screen.cur.col);
1372 1470
1373 row = R->screen.cur.row + R->TermWin.saveLines; 1471 int row = screen.cur.row;
1374 R->screen.flags &= ~Screen_WrapNext;
1375 1472
1376 stp = R->screen.text[row]; 1473 line_t *line = &ROW(row);
1377 srp = R->screen.rend[row]; 1474
1378 slp = &(R->screen.tlen[row]); 1475 line->touch ();
1476 line->is_longer (0);
1477
1478 // nuke wide spanning the start
1479 if (line->t[screen.cur.col] == NOCHAR)
1480 scr_kill_char (*line, screen.cur.col);
1481
1379 switch (insdel) { 1482 switch (insdel)
1483 {
1380 case INSERT: 1484 case INSERT:
1381 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1485 line->l = min (line->l + count, ncol);
1382 col--) { 1486
1487 if (line->t[screen.cur.col] == NOCHAR)
1488 scr_kill_char (*line, screen.cur.col);
1489
1490 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1491 {
1383 stp[col] = stp[col - count]; 1492 line->t[col] = line->t[col - count];
1384 srp[col] = srp[col - count]; 1493 line->r[col] = line->r[col - count];
1385 } 1494 }
1386 if (*slp != -1) { 1495
1387 *slp += count;
1388 MIN_IT(*slp, R->TermWin.ncol);
1389 }
1390 if (R->selection.op && R->current_screen == R->selection.screen 1496 if (selection.op && current_screen == selection.screen
1391 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1497 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1498 {
1392 if (R->selection.end.row != R->screen.cur.row 1499 if (selection.end.row != screen.cur.row
1393 || (R->selection.end.col + count >= R->TermWin.ncol)) 1500 || (selection.end.col + count >= ncol))
1394 CLEAR_SELECTION(R); 1501 CLEAR_SELECTION ();
1502 else
1503 {
1395 else { /* shift selection */ 1504 /* shift selection */
1396 R->selection.beg.col += count; 1505 selection.beg.col += count;
1397 R->selection.mark.col += count; /* XXX: yes? */ 1506 selection.mark.col += count; /* XXX: yes? */
1398 R->selection.end.col += count; 1507 selection.end.col += count;
1399 } 1508 }
1400 } 1509 }
1401 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1510
1402 (unsigned int)count, R->rstyle); 1511 scr_blank_line (*line, screen.cur.col, count, rstyle);
1403 break; 1512 break;
1513
1404 case ERASE: 1514 case ERASE:
1405 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1515 screen.cur.col += count; /* don't worry if > ncol */
1406 rxvt_selection_check(aR_ 1); 1516 selection_check (1);
1407 R->screen.cur.col -= count; 1517 screen.cur.col -= count;
1408 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1518
1409 (unsigned int)count, R->rstyle); 1519 // nuke wide char after the end
1520 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1521 scr_kill_char (*line, screen.cur.col + count);
1522
1523 scr_blank_line (*line, screen.cur.col, count, rstyle);
1410 break; 1524 break;
1525
1411 case DELETE: 1526 case DELETE:
1412 tr = srp[R->TermWin.ncol - 1] 1527 line->l = max (line->l - count, 0);
1413 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1528
1529 // nuke wide char spanning the end
1530 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1531 scr_kill_char (*line, screen.cur.col + count);
1532
1414 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1533 for (int col = screen.cur.col; (col + count) < ncol; col++)
1534 {
1415 stp[col] = stp[col + count]; 1535 line->t[col] = line->t[col + count];
1416 srp[col] = srp[col + count]; 1536 line->r[col] = line->r[col + count];
1417 } 1537 }
1418 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1538
1419 &(srp[R->TermWin.ncol - count]), 1539 scr_blank_line (*line, ncol - count, count, rstyle);
1420 (unsigned int)count, tr); 1540
1421 if (*slp == -1) /* break line continuation */
1422 *slp = R->TermWin.ncol;
1423 *slp -= count;
1424 MAX_IT(*slp, 0);
1425 if (R->selection.op && R->current_screen == R->selection.screen 1541 if (selection.op && current_screen == selection.screen
1426 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1542 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1543 {
1427 if (R->selection.end.row != R->screen.cur.row 1544 if (selection.end.row != screen.cur.row
1428 || (R->screen.cur.col >= R->selection.beg.col - count) 1545 || (screen.cur.col >= selection.beg.col - count)
1429 || R->selection.end.col >= R->TermWin.ncol) 1546 || selection.end.col >= ncol)
1430 CLEAR_SELECTION(R); 1547 CLEAR_SELECTION ();
1431 else { 1548 else
1549 {
1432 /* shift selection */ 1550 /* shift selection */
1433 R->selection.beg.col -= count; 1551 selection.beg.col -= count;
1434 R->selection.mark.col -= count; /* XXX: yes? */ 1552 selection.mark.col -= count; /* XXX: yes? */
1435 R->selection.end.col -= count; 1553 selection.end.col -= count;
1436 } 1554 }
1437 } 1555 }
1556
1438 break; 1557 break;
1439 } 1558 }
1440} 1559}
1441 1560
1442/* ------------------------------------------------------------------------- */ 1561/* ------------------------------------------------------------------------- */
1443/* 1562/*
1444 * Set the scrolling region 1563 * Set the scrolling region
1445 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1564 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1446 */ 1565 */
1447/* EXTPROTO */
1448void 1566void
1449rxvt_scr_scroll_region(pR_ int top, int bot) 1567rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1450{ 1568{
1451 MAX_IT(top, 0); 1569 max_it (top, 0);
1452 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1570 min_it (bot, nrow - 1);
1571
1453 if (top > bot) 1572 if (top > bot)
1454 return; 1573 return;
1574
1455 R->screen.tscroll = top; 1575 screen.tscroll = top;
1456 R->screen.bscroll = bot; 1576 screen.bscroll = bot;
1457 rxvt_scr_gotorc(aR_ 0, 0, 0); 1577 scr_gotorc (0, 0, 0);
1458} 1578}
1459 1579
1460/* ------------------------------------------------------------------------- */ 1580/* ------------------------------------------------------------------------- */
1461/* 1581/*
1462 * Make the cursor visible/invisible 1582 * Make the cursor visible/invisible
1463 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1583 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1464 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1584 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1465 */ 1585 */
1466/* EXTPROTO */
1467void 1586void
1468rxvt_scr_cursor_visible(pR_ int mode) 1587rxvt_term::scr_cursor_visible (int mode) NOTHROW
1469{ 1588{
1470 R->want_refresh = 1; 1589 want_refresh = 1;
1590
1471 if (mode) 1591 if (mode)
1472 R->screen.flags |= Screen_VisibleCursor; 1592 screen.flags |= Screen_VisibleCursor;
1473 else 1593 else
1474 R->screen.flags &= ~Screen_VisibleCursor; 1594 screen.flags &= ~Screen_VisibleCursor;
1475} 1595}
1476 1596
1477/* ------------------------------------------------------------------------- */ 1597/* ------------------------------------------------------------------------- */
1478/* 1598/*
1479 * Set/unset automatic wrapping 1599 * Set/unset automatic wrapping
1480 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1600 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1481 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1601 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1482 */ 1602 */
1483/* EXTPROTO */
1484void 1603void
1485rxvt_scr_autowrap(pR_ int mode) 1604rxvt_term::scr_autowrap (int mode) NOTHROW
1486{ 1605{
1487 if (mode) 1606 if (mode)
1488 R->screen.flags |= Screen_Autowrap; 1607 screen.flags |= Screen_Autowrap;
1489 else 1608 else
1490 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1609 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1491} 1610}
1492 1611
1493/* ------------------------------------------------------------------------- */ 1612/* ------------------------------------------------------------------------- */
1494/* 1613/*
1495 * Set/unset margin origin mode 1614 * Set/unset margin origin mode
… …
1498 * Relative mode: line numbers are relative to top margin of scrolling region 1617 * Relative mode: line numbers are relative to top margin of scrolling region
1499 * and the cursor cannot be moved outside. 1618 * and the cursor cannot be moved outside.
1500 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1619 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1501 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1620 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1502 */ 1621 */
1503/* EXTPROTO */
1504void 1622void
1505rxvt_scr_relative_origin(pR_ int mode) 1623rxvt_term::scr_relative_origin (int mode) NOTHROW
1506{ 1624{
1507 if (mode) 1625 if (mode)
1508 R->screen.flags |= Screen_Relative; 1626 screen.flags |= Screen_Relative;
1509 else 1627 else
1510 R->screen.flags &= ~Screen_Relative; 1628 screen.flags &= ~Screen_Relative;
1629
1511 rxvt_scr_gotorc(aR_ 0, 0, 0); 1630 scr_gotorc (0, 0, 0);
1512} 1631}
1513 1632
1514/* ------------------------------------------------------------------------- */ 1633/* ------------------------------------------------------------------------- */
1515/* 1634/*
1516 * Set insert/replace mode 1635 * Set insert/replace mode
1517 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1636 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1518 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1637 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1519 */ 1638 */
1520/* EXTPROTO */
1521void 1639void
1522rxvt_scr_insert_mode(pR_ int mode) 1640rxvt_term::scr_insert_mode (int mode) NOTHROW
1523{ 1641{
1524 if (mode) 1642 if (mode)
1525 R->screen.flags |= Screen_Insert; 1643 screen.flags |= Screen_Insert;
1526 else 1644 else
1527 R->screen.flags &= ~Screen_Insert; 1645 screen.flags &= ~Screen_Insert;
1528} 1646}
1529 1647
1530/* ------------------------------------------------------------------------- */ 1648/* ------------------------------------------------------------------------- */
1531/* 1649/*
1532 * Set/Unset tabs 1650 * Set/Unset tabs
1533 * XTERM_SEQ: Set tab at current column : ESC H 1651 * XTERM_SEQ: Set tab at current column : ESC H
1534 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1652 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1535 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1653 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1536 */ 1654 */
1537/* EXTPROTO */
1538void 1655void
1539rxvt_scr_set_tab(pR_ int mode) 1656rxvt_term::scr_set_tab (int mode) NOTHROW
1540{ 1657{
1541 if (mode < 0) 1658 if (mode < 0)
1542 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1659 memset (tabs, 0, ncol);
1543 else if (R->screen.cur.col < R->TermWin.ncol) 1660 else if (screen.cur.col < ncol)
1544 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1661 tabs [screen.cur.col] = !!mode;
1545} 1662}
1546 1663
1547/* ------------------------------------------------------------------------- */ 1664/* ------------------------------------------------------------------------- */
1548/* 1665/*
1549 * Set reverse/normal video 1666 * Set reverse/normal video
1550 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1667 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1551 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1668 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1552 */ 1669 */
1553/* EXTPROTO */
1554void 1670void
1555rxvt_scr_rvideo_mode(pR_ int mode) 1671rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1556{ 1672{
1557 XGCValues gcvalue; 1673 rvideo_mode = on;
1558 1674
1559 if (R->rvideo != mode) { 1675#ifndef NO_BELL
1560 R->rvideo = mode; 1676 on ^= rvideo_bell;
1561 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1677#endif
1562#if defined(XPM_BACKGROUND) 1678
1679 if (rvideo_state != on)
1680 {
1681 rvideo_state = on;
1682
1683 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1684#ifdef HAVE_BG_PIXMAP
1563 if (R->bgPixmap.pixmap == None) 1685 if (bgPixmap.pixmap == None)
1564#endif 1686#endif
1565#if defined(TRANSPARENT) 1687 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1566 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1567#endif
1568 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1569 R->PixColors[Color_bg]);
1570 1688
1689 XGCValues gcvalue;
1571 gcvalue.foreground = R->PixColors[Color_fg]; 1690 gcvalue.foreground = pix_colors[Color_fg];
1572 gcvalue.background = R->PixColors[Color_bg]; 1691 gcvalue.background = pix_colors[Color_bg];
1573 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1692 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1574 &gcvalue); 1693
1575 rxvt_scr_clear(aR); 1694 scr_clear ();
1576 rxvt_scr_touch(aR_ True); 1695 scr_touch (true);
1577 } 1696 }
1578} 1697}
1579 1698
1580/* ------------------------------------------------------------------------- */ 1699/* ------------------------------------------------------------------------- */
1581/* 1700/*
1582 * Report current cursor position 1701 * Report current cursor position
1583 * XTERM_SEQ: Report position: ESC [ 6 n 1702 * XTERM_SEQ: Report position: ESC [ 6 n
1584 */ 1703 */
1585/* EXTPROTO */
1586void 1704void
1587rxvt_scr_report_position(pR) 1705rxvt_term::scr_report_position () NOTHROW
1588{ 1706{
1589 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1707 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1590} 1708}
1591 1709
1592/* ------------------------------------------------------------------------- * 1710/* ------------------------------------------------------------------------- *
1593 * FONTS * 1711 * FONTS *
1594 * ------------------------------------------------------------------------- */ 1712 * ------------------------------------------------------------------------- */
1595 1713
1596/* 1714/*
1597 * Set font style 1715 * Set font style
1598 */ 1716 */
1599/* INTPROTO */
1600void 1717void
1601rxvt_set_font_style(pR) 1718rxvt_term::set_font_style () NOTHROW
1602{ 1719{
1720#if 0
1603 switch (R->charsets[R->screen.charset]) { 1721 switch (charsets [screen.charset])
1722 {
1604 case '0': /* DEC Special Character & Line Drawing Set */ 1723 case '0': /* DEC Special Character & Line Drawing Set */
1605 break; 1724 break;
1606 case 'A': /* United Kingdom (UK) */ 1725 case 'A': /* United Kingdom (UK) */
1607 break; 1726 break;
1608 case 'B': /* United States (USASCII) */ 1727 case 'B': /* United States (USASCII) */
1609 break; 1728 break;
1610 case '<': /* Multinational character set */ 1729 case '<': /* Multinational character set */
1611 break; 1730 break;
1612 case '5': /* Finnish character set */ 1731 case '5': /* Finnish character set */
1613 break; 1732 break;
1614 case 'C': /* Finnish character set */ 1733 case 'C': /* Finnish character set */
1615 break; 1734 break;
1616 case 'K': /* German character set */ 1735 case 'K': /* German character set */
1617 break; 1736 break;
1618 } 1737 }
1738#endif
1619} 1739}
1620 1740
1621/* ------------------------------------------------------------------------- */ 1741/* ------------------------------------------------------------------------- */
1622/* 1742/*
1623 * Choose a font 1743 * Choose a font
1624 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1744 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1625 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1745 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1626 * XTERM_SEQ: Invoke G2 character set: ESC N 1746 * XTERM_SEQ: Invoke G2 character set: ESC N
1627 * XTERM_SEQ: Invoke G3 character set: ESC O 1747 * XTERM_SEQ: Invoke G3 character set: ESC O
1628 */ 1748 */
1629/* EXTPROTO */
1630void 1749void
1631rxvt_scr_charset_choose(pR_ int set) 1750rxvt_term::scr_charset_choose (int set) NOTHROW
1632{ 1751{
1633 R->screen.charset = set; 1752 screen.charset = set;
1634 rxvt_set_font_style(aR); 1753 set_font_style ();
1635} 1754}
1636 1755
1637/* ------------------------------------------------------------------------- */ 1756/* ------------------------------------------------------------------------- */
1638/* 1757/*
1639 * Set a font 1758 * Set a font
… …
1641 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1760 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1642 * XTERM_SEQ: Set G2 character set: ESC * <C> 1761 * XTERM_SEQ: Set G2 character set: ESC * <C>
1643 * XTERM_SEQ: Set G3 character set: ESC + <C> 1762 * XTERM_SEQ: Set G3 character set: ESC + <C>
1644 * See set_font_style for possible values for <C> 1763 * See set_font_style for possible values for <C>
1645 */ 1764 */
1646/* EXTPROTO */
1647void 1765void
1648rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1766rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1649{ 1767{
1650 R->charsets[set] = (unsigned char)ch; 1768 charsets[set] = (unsigned char)ch;
1651 rxvt_set_font_style(aR); 1769 set_font_style ();
1652} 1770}
1653 1771
1654
1655/* ------------------------------------------------------------------------- *
1656 * GRAPHICS COLOURS *
1657 * ------------------------------------------------------------------------- */
1658
1659#ifdef RXVT_GRAPHICS
1660/* EXTPROTO */
1661int
1662rxvt_scr_get_fgcolor(pR)
1663{
1664 return GET_FGCOLOR(R->rstyle);
1665}
1666
1667/* ------------------------------------------------------------------------- */
1668/* EXTPROTO */
1669int
1670rxvt_scr_get_bgcolor(pR)
1671{
1672 return GET_BGCOLOR(R->rstyle);
1673}
1674#endif
1675 1772
1676/* ------------------------------------------------------------------------- * 1773/* ------------------------------------------------------------------------- *
1677 * MAJOR SCREEN MANIPULATION * 1774 * MAJOR SCREEN MANIPULATION *
1678 * ------------------------------------------------------------------------- */ 1775 * ------------------------------------------------------------------------- */
1679 1776
1680/* 1777/*
1778 * refresh matching text.
1779 */
1780bool
1781rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1782{
1783 bool found = false;
1784
1785 for (int i = 0; i < nrow; i++)
1786 {
1787 rend_t *drp = drawn_buf[i].r;
1788
1789 for (int col = 0; col < ncol; col++, drp++)
1790 if ((*drp & mask) == value)
1791 {
1792 found = true;
1793 *drp = ~value;
1794 }
1795 }
1796
1797 return found;
1798}
1799
1800/*
1681 * Refresh an area 1801 * Refresh an area
1682 */ 1802 */
1683enum { 1803enum {
1684 PART_BEG = 0, 1804 PART_BEG = 0,
1685 PART_END, 1805 PART_END,
1686 RC_COUNT 1806 RC_COUNT
1687}; 1807};
1688 1808
1689/* EXTPROTO */
1690void 1809void
1691rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1810rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1692{ 1811{
1693 int i; 1812 int i;
1694 row_col_t rc[RC_COUNT]; 1813 row_col_t rc[RC_COUNT];
1695 1814
1696 if (R->drawn_text == NULL) /* sanity check */ 1815 if (!drawn_buf) /* sanity check */
1697 return; 1816 return;
1698 1817
1699#ifdef DEBUG_STRICT 1818#ifndef NO_SLOW_LINK_SUPPORT
1700 x = max(x, (int)R->TermWin.int_bwidth); 1819 if (refresh_type == FAST_REFRESH && !display->is_local)
1701 x = min(x, (int)R->TermWin.width); 1820 {
1702 y = max(y, (int)R->TermWin.int_bwidth); 1821 y = 0;
1703 y = min(y, (int)R->TermWin.height); 1822 eheight = height;
1823 }
1704#endif 1824#endif
1705 1825
1706/* round down */ 1826 /* round down */
1707 rc[PART_BEG].col = Pixel2Col(x); 1827 rc[PART_BEG].col = Pixel2Col (x);
1708 rc[PART_BEG].row = Pixel2Row(y); 1828 rc[PART_BEG].row = Pixel2Row (y);
1709/* round up */ 1829 /* round up */
1710 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1830 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1711 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1831 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1712 1832
1713/* sanity checks */ 1833 /* sanity checks */
1714 for (i = PART_BEG; i < RC_COUNT; i++) { 1834 for (i = PART_BEG; i < RC_COUNT; i++)
1715 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1716 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1717 } 1835 {
1836 min_it (rc[i].col, ncol - 1);
1837 min_it (rc[i].row, nrow - 1);
1838 }
1718 1839
1719 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1720
1721 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1840 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1722 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1841 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1723 (rc[PART_END].col - rc[PART_BEG].col + 1));
1724 1842
1843 num_scr_allow = 0;
1844
1725 if (refresh) 1845 if (refresh)
1726 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1846 scr_refresh ();
1727} 1847}
1728 1848
1729/* ------------------------------------------------------------------------- */ 1849/* ------------------------------------------------------------------------- */
1730/* 1850/*
1731 * Refresh the entire screen 1851 * Refresh the entire screen
1732 */ 1852 */
1733/* EXTPROTO */
1734void 1853void
1735rxvt_scr_touch(pR_ Bool refresh) 1854rxvt_term::scr_touch (bool refresh) NOTHROW
1736{ 1855{
1737 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1856 scr_expose (0, 0, width, height, refresh);
1738} 1857}
1739 1858
1740/* ------------------------------------------------------------------------- */ 1859/* ------------------------------------------------------------------------- */
1741/* 1860/*
1742 * Move the display so that the line represented by scrollbar value Y is at 1861 * Move the display so that the line represented by scrollbar value Y is at
1743 * the top of the screen 1862 * the top of the screen
1744 */ 1863 */
1745/* EXTPROTO */ 1864void
1746int
1747rxvt_scr_move_to(pR_ int y, int len) 1865rxvt_term::scr_move_to (int y, int len) NOTHROW
1748{ 1866{
1749 long p = 0; 1867 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1750 uint16_t oldviewstart;
1751
1752 oldviewstart = R->TermWin.view_start;
1753 if (y < len) {
1754 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1755 p -= (long)(R->TermWin.nrow - 1);
1756 p = max(p, 0);
1757 }
1758 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1759 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1760
1761 return rxvt_scr_changeview(aR_ oldviewstart);
1762} 1868}
1763 1869
1764/* ------------------------------------------------------------------------- */ 1870/* ------------------------------------------------------------------------- */
1765/* 1871/*
1766 * Page the screen up/down nlines 1872 * Page the screen up/down nlines
1767 * direction should be UP or DN 1873 * direction should be UP or DN
1768 */ 1874 */
1769/* EXTPROTO */ 1875bool
1770int
1771rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1876rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1772{ 1877{
1773 int n; 1878 int new_view_start =
1774 uint16_t oldviewstart; 1879 direction == UP ? view_start - nlines
1880 : view_start + nlines;
1775 1881
1776 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1777#ifdef DEBUG_STRICT
1778 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1779#endif
1780 oldviewstart = R->TermWin.view_start;
1781 if (direction == UP) {
1782 n = R->TermWin.view_start + nlines;
1783 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1784 } else {
1785 n = R->TermWin.view_start - nlines;
1786 R->TermWin.view_start = max(n, 0);
1787 }
1788 return rxvt_scr_changeview(aR_ oldviewstart); 1882 return scr_changeview (new_view_start);
1789} 1883}
1790 1884
1791/* INTPROTO */ 1885bool
1792int 1886rxvt_term::scr_changeview (int new_view_start) NOTHROW
1793rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1794{ 1887{
1795 if (R->TermWin.view_start != oldviewstart) { 1888 clamp_it (new_view_start, top_row, 0);
1889
1890 if (new_view_start == view_start)
1891 return false;
1892
1893 num_scr += new_view_start - view_start;
1894 view_start = new_view_start;
1796 R->want_refresh = 1; 1895 want_refresh = 1;
1797#ifdef RXVT_GRAPHICS
1798 if (rxvt_Gr_Displayed(aR))
1799 rxvt_Gr_scroll(aR_ 0);
1800#endif
1801 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1802 }
1803 return (int)(R->TermWin.view_start - oldviewstart);
1804}
1805 1896
1806/* ------------------------------------------------------------------------- */ 1897 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1807/* EXTPROTO */ 1898
1808void 1899 return true;
1809rxvt_scr_bell(pR) 1900}
1810{ 1901
1811#ifndef NO_BELL 1902#ifndef NO_BELL
1903void
1904rxvt_term::bell_cb (ev::timer &w, int revents)
1905{
1906 rvideo_bell = false;
1907 scr_rvideo_mode (rvideo_mode);
1908 refresh_check ();
1909}
1910#endif
1911
1912/* ------------------------------------------------------------------------- */
1913void
1914rxvt_term::scr_bell () NOTHROW
1915{
1916#ifndef NO_BELL
1917
1812# ifndef NO_MAPALERT 1918# ifndef NO_MAPALERT
1813# ifdef MAPALERT_OPTION 1919# ifdef MAPALERT_OPTION
1814 if (R->Options & Opt_mapAlert) 1920 if (option (Opt_mapAlert))
1815# endif 1921# endif
1816 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1922 XMapWindow (dpy, parent[0]);
1817# endif 1923# endif
1924
1925# if ENABLE_FRILLS
1926 if (option (Opt_urgentOnBell))
1927 set_urgency (1);
1928# endif
1929
1818 if (R->Options & Opt_visualBell) { 1930 if (option (Opt_visualBell))
1819 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1931 {
1820 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1932 rvideo_bell = true;
1933 scr_rvideo_mode (rvideo_mode);
1934 flush ();
1935
1936 bell_ev.start (VISUAL_BELL_DURATION);
1937 }
1821 } else 1938 else
1822 XBell(R->Xdisplay, 0); 1939 XBell (dpy, 0);
1940 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1823#endif 1941#endif
1824} 1942}
1825 1943
1826/* ------------------------------------------------------------------------- */ 1944/* ------------------------------------------------------------------------- */
1827/* ARGSUSED */ 1945/* ARGSUSED */
1828/* EXTPROTO */
1829void 1946void
1830rxvt_scr_printscreen(pR_ int fullhist) 1947rxvt_term::scr_printscreen (int fullhist) NOTHROW
1831{ 1948{
1832#ifdef PRINTPIPE 1949#ifdef PRINTPIPE
1833 int i, r1, nrows, row_offset; 1950 int nrows, row_start;
1834 text_t *t; 1951 FILE *fd = popen_printer ();
1835 FILE *fd;
1836 1952
1837 if ((fd = rxvt_popen_printer(aR)) == NULL) 1953 if (!fd)
1838 return; 1954 return;
1839 nrows = R->TermWin.nrow; 1955
1840 row_offset = R->TermWin.saveLines;
1841 if (!fullhist) 1956 if (fullhist)
1842 row_offset -= R->TermWin.view_start;
1843 else {
1844 nrows += R->TermWin.nscrolled;
1845 row_offset -= R->TermWin.nscrolled;
1846 } 1957 {
1847 1958 nrows = nrow - top_row;
1848 for (r1 = 0; r1 < nrows; r1++) { 1959 row_start = top_row;
1849 t = R->screen.text[r1 + row_offset]; 1960 }
1850 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1961 else
1851 if (!isspace(t[i]))
1852 break;
1853 fprintf(fd, "%.*s\n", (i + 1), t);
1854 } 1962 {
1963 nrows = nrow;
1964 row_start = view_start;
1965 }
1966
1967 wctomb (0, 0);
1968
1969 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1970 {
1971 text_t *tp = ROW(r1).t;
1972 int len = ROW(r1).l;
1973
1974 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1975 {
1976 char mb[MB_LEN_MAX];
1977 text_t t = *tp++;
1978 if (t == NOCHAR)
1979 continue;
1980
1981 len = wctomb (mb, t);
1982
1983 if (len <= 0)
1984 {
1985 mb[0] = ' ';
1986 len = 1;
1987 }
1988
1989 fwrite (mb, 1, len, fd);
1990 }
1991
1992 fputc ('\n', fd);
1993 }
1994
1855 rxvt_pclose_printer(fd); 1995 pclose_printer (fd);
1856#endif 1996#endif
1857} 1997}
1858 1998
1859/* ------------------------------------------------------------------------- */ 1999/* ------------------------------------------------------------------------- */
1860/* 2000/*
1861 * Refresh the screen 2001 * Refresh the screen
1862 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2002 * drawn_text/drawn_rend contain the screen information before the update.
1863 * R->screen.text/R->screen.rend contain what the screen will change to. 2003 * screen.text/screen.rend contain what the screen will change to.
2004 */
2005void
2006rxvt_term::scr_refresh () NOTHROW
2007{
2008 int16_t col, row, /* column/row we're processing */
2009 ocrow; /* old cursor row */
2010 int i; /* tmp */
2011#ifndef NO_CURSORCOLOR
2012 rend_t cc1; /* store colours at cursor position (s) */
2013#endif
2014 rend_t *crp; // cursor rendition pointer
2015 rend_t ccol1, /* Cursor colour */
2016 ccol2; /* Cursor colour2 */
2017
2018 want_refresh = 0; /* screen is current */
2019
2020 if (refresh_type == NO_REFRESH || !mapped)
2021 return;
2022
2023 /*
2024 * A: set up vars
1864 */ 2025 */
2026 refresh_count = 0;
1865 2027
1866#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2028 unsigned int old_screen_flags = screen.flags;
1867# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2029 char have_bg = 0;
1868# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2030#ifdef HAVE_BG_PIXMAP
2031 have_bg = bgPixmap.pixmap != None;
2032#endif
2033 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2034
2035 /*
2036 * B: reverse any characters which are selected
2037 */
2038 scr_reverse_selection ();
2039
2040 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2041#if ENABLE_OVERLAY
2042 scr_swap_overlay ();
2043#endif
2044
2045 char showcursor = screen.flags & Screen_VisibleCursor;
2046
2047 /*
2048 * C: set the cursor character (s)
2049 */
2050 {
2051 unsigned char setoldcursor;
2052
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);
1869#else 2075#else
1870# define MONO_BOLD(x) \ 2076 ccol1 = Color_fg;
1871 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1872# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1873#endif 2077#endif
1874 2078
1875#define FONT_WIDTH(X, Y) \
1876 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1877#define FONT_RBEAR(X, Y) \
1878 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1879#define FONT_LBEAR(X, Y) \
1880 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1881#define IS_FONT_CHAR(X, Y) \
1882 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1883
1884/* EXTPROTO */
1885void
1886rxvt_scr_refresh(pR_ unsigned char refresh_type)
1887{
1888 unsigned char clearfirst, /* first character writes before cell */
1889 clearlast, /* last character writes beyond cell */
1890 must_clear, /* use draw_string not draw_image_string */
1891#ifndef NO_BOLDFONT
1892 bfont, /* we've changed font to bold font */
1893#endif
1894 rvid, /* reverse video this position */
1895 wbyte, /* we're in multibyte */
1896 showcursor; /* show the cursor */
1897 int fore, back; /* desired foreground/background */
1898 int16_t col, row, /* column/row we're processing */
1899 ocrow; /* old cursor row */
1900 int cursorwidth;
1901 int i, /* tmp */
1902 row_offset; /* basic offset in screen structure */
1903#ifndef NO_CURSORCOLOR 2079#ifndef NO_CURSORCOLOR
1904 rend_t cc1; /* store colours at cursor position(s) */
1905 rend_t cc2; /* store colours at cursor position(s) */
1906#endif
1907 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1908 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1909 char *buffer; /* local copy of R->buffer */
1910
1911 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1912 return;
1913
1914 /*
1915 * A: set up vars
1916 */
1917 clearfirst = clearlast = must_clear = wbyte = 0;
1918#ifndef NO_BOLDFONT
1919 bfont = 0;
1920#endif
1921
1922 if (R->currmaxcol < R->TermWin.ncol)
1923 {
1924 R->currmaxcol = R->TermWin.ncol;
1925 R->buffer = (char *)rxvt_realloc (R->buffer,
1926 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1927 }
1928
1929 buffer = R->buffer;
1930 R->refresh_count = 0;
1931
1932 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1933
1934 if ((refresh_type & REFRESH_BOUNDS))
1935 {
1936 clearfirst = clearlast = 1;
1937 R->refresh_type &= ~REFRESH_BOUNDS;
1938 }
1939
1940#if defined(XPM_BACKGROUND)
1941 must_clear |= (R->bgPixmap.pixmap != None);
1942#endif
1943#if defined(TRANSPARENT)
1944 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1945#endif
1946 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1947
1948/*
1949 * B: reverse any characters which are selected
1950 */
1951 rxvt_scr_reverse_selection(aR);
1952
1953/*
1954 * C: set the cursor character(s)
1955 */
1956 {
1957 unsigned char setoldcursor;
1958 rend_t ccol1, /* Cursor colour */
1959 ccol2; /* Cursor colour2 */
1960
1961 showcursor = (R->screen.flags & Screen_VisibleCursor);
1962 cursorwidth = 0;
1963#ifdef CURSOR_BLINK
1964 if (R->hidden_cursor)
1965 showcursor = 0;
1966#endif
1967
1968 cursorwidth = 0;
1969
1970 if (showcursor)
1971 {
1972 cursorwidth++;
1973
1974 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1975 [R->screen.cur.col]);
1976
1977 if (showcursor && R->TermWin.focus)
1978 {
1979 *srp ^= RS_RVid;
1980#ifndef NO_CURSORCOLOR
1981 cc1 = *srp & (RS_fgMask | RS_bgMask);
1982 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2080 if (ISSET_PIXCOLOR (Color_cursor2))
1983 ccol1 = Color_cursor; 2081 ccol2 = Color_cursor2;
1984 else 2082 else
2083#endif
1985#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2084#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1986 ccol1 = GET_FGCOLOR(R->rstyle); 2085 ccol2 = bgcolor_of (rstyle);
1987#else 2086#else
1988 ccol1 = Color_fg; 2087 ccol2 = Color_bg;
1989#endif 2088#endif
1990 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2089
1991 ccol2 = Color_cursor2; 2090 if (showcursor && focus)
2091 {
2092 if (option (Opt_cursorUnderline))
2093 *crp ^= RS_Uline;
1992 else 2094 else
1993#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2095 {
1994 ccol2 = GET_BGCOLOR(R->rstyle); 2096 *crp ^= RS_RVid;
1995#else
1996 ccol2 = Color_bg;
1997#endif
1998 *srp = SET_FGCOLOR(*srp, ccol1); 2097 *crp = SET_FGCOLOR (*crp, ccol1);
1999 *srp = SET_BGCOLOR(*srp, ccol2); 2098 *crp = SET_BGCOLOR (*crp, ccol2);
2000#endif
2001 }
2002
2003 while (IS_WIDE (*srp))
2004 cursorwidth++, srp++;
2005 }
2006
2007 /* make sure no outline cursor is left around */
2008 setoldcursor = 0;
2009 if (ocrow != -1) {
2010 if (R->screen.cur.row + R->TermWin.view_start != ocrow
2011 || R->screen.cur.col != R->oldcursor.col) {
2012 if (ocrow < R->TermWin.nrow
2013 && R->oldcursor.col < R->TermWin.ncol) {
2014 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
2015 } 2099 }
2016 if (R->TermWin.focus || !showcursor)
2017 R->oldcursor.row = -1;
2018 else
2019 setoldcursor = 1;
2020 }
2021 } else if (!R->TermWin.focus)
2022 setoldcursor = 1;
2023 if (setoldcursor) {
2024 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
2025 R->oldcursor.row = -1;
2026 else {
2027 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
2028 R->oldcursor.col = R->screen.cur.col;
2029 } 2100 }
2030 } 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 }
2031 } 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 }
2032 2134
2033#ifndef NO_SLOW_LINK_SUPPORT 2135#ifndef NO_SLOW_LINK_SUPPORT
2034/* 2136 /*
2035 * D: CopyArea pass - very useful for slower links 2137 * D: CopyArea pass - very useful for slower links
2036 * This has been deliberately kept simple. 2138 * This has been deliberately kept simple.
2037 */ 2139 */
2038 i = R->num_scr; 2140 if (!display->is_local
2039 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2141 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2040 && abs(i) < R->TermWin.nrow && !must_clear) 2142 && abs (num_scr) < nrow && !have_bg)
2041 { 2143 {
2042 int16_t nits; 2144 int16_t nits;
2043 int j; 2145 int i = num_scr;
2044 rend_t *drp2; 2146 int j;
2045 text_t *dtp2; 2147 int len, wlen;
2046 int len, wlen; 2148 dLocal (int, num_scr);
2047 2149
2048 j = R->TermWin.nrow; 2150 j = nrow;
2049 wlen = len = -1; 2151 wlen = len = -1;
2050 row = i > 0 ? 0 : j - 1; 2152 row = i > 0 ? 0 : j - 1;
2153
2051 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2154 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2052 { 2155 {
2053 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2156 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2054 { 2157 {
2055 stp = R->screen.text[row + row_offset]; 2158 line_t s = ROW(view_start + row);
2056 srp = R->screen.rend[row + row_offset];
2057 dtp = R->drawn_text[row]; 2159 line_t d = drawn_buf[row];
2058 dtp2 = R->drawn_text[row + i]; 2160 line_t d2 = drawn_buf[row + i];
2059 drp = R->drawn_rend[row];
2060 drp2 = R->drawn_rend[row + i];
2061 2161
2062 for (nits = 0, col = R->TermWin.ncol; col--; ) 2162 for (nits = 0, col = ncol; col--; )
2063 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2163 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2064 nits--; 2164 nits--;
2065 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2165 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2066 nits++; 2166 nits++;
2067 2167
2068 if (nits > 8) /* XXX: arbitrary choice */ 2168 if (nits > 8) /* XXX: arbitrary choice */
2169 {
2170 for (col = ncol; col--; )
2171 {
2172 *d.t++ = *d2.t++;
2173 *d.r++ = *d2.r++;
2174 }
2175
2176 if (len == -1)
2177 len = row;
2178
2179 wlen = row;
2180 continue;
2181 }
2182 }
2183
2184 if (len >= 0)
2185 {
2186 /* also comes here at end if needed because of >= above */
2187 if (wlen < len)
2188 ::swap (wlen, len);
2189
2190 XGCValues gcv;
2191
2192 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2193 XCopyArea (dpy, vt, vt,
2194 gc, 0, Row2Pixel (len + i),
2195 (unsigned int)this->width,
2196 (unsigned int)Height2Pixel (wlen - len + 1),
2197 0, Row2Pixel (len));
2198 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2199
2200 len = -1;
2201 }
2202 }
2203 }
2204#endif
2205
2206 /*
2207 * E: main pass across every character
2208 */
2209 for (row = 0; row < nrow; row++)
2210 {
2211 text_t *stp = ROW(view_start + row).t;
2212 rend_t *srp = ROW(view_start + row).r;
2213 text_t *dtp = drawn_buf[row].t;
2214 rend_t *drp = drawn_buf[row].r;
2215
2216 /*
2217 * E2: OK, now the real pass
2218 */
2219 int ypixel = (int)Row2Pixel (row);
2220
2221 for (col = 0; col < ncol; col++)
2222 {
2223 /* compare new text with old - if exactly the same then continue */
2224 if (stp[col] == dtp[col] /* Must match characters to skip. */
2225 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2226 || (stp[col] == ' ' /* space w/ no background change */
2227 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2228 continue;
2229
2230 // redraw one or more characters
2231
2232 // seek to the beginning of wide characters
2233 while (expect_false (stp[col] == NOCHAR && col > 0))
2234 --col;
2235
2236 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2237 text_t *text = stp + col;
2238 int count = 1;
2239
2240 dtp[col] = stp[col];
2241 drp[col] = rend;
2242
2243 int xpixel = Col2Pixel (col);
2244
2245 for (i = 0; ++col < ncol; )
2246 {
2247 if (stp[col] == NOCHAR)
2248 {
2249 dtp[col] = stp[col];
2250 drp[col] = srp[col];
2251
2252 count++;
2253 i++;
2254
2255 continue;
2256 }
2257
2258 if (!RS_SAME (rend, srp[col]))
2259 break;
2260
2261 count++;
2262
2263 if (stp[col] != dtp[col]
2264 || !RS_SAME (srp[col], drp[col]))
2265 {
2266 if (have_bg && (i++ > count / 2))
2267 break;
2268
2269 dtp[col] = stp[col];
2270 drp[col] = rend;
2271 i = 0;
2272 }
2273 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2274 break;
2275 }
2276
2277 col--; /* went one too far. move back */
2278 count -= i; /* dump any matching trailing chars */
2279
2280 // sometimes we optimize away the trailing NOCHAR's, add them back
2281 while (expect_false (i && text[count] == NOCHAR))
2282 count++, i--;
2283
2284 /*
2285 * Determine the attributes for the string
2286 */
2287 int fore = fgcolor_of (rend); // desired foreground
2288 int back = bgcolor_of (rend); // desired background
2289
2290 // only do special processing if any attributes are set, which is unlikely
2291 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)))
2292 {
2293 bool invert = rend & RS_RVid;
2294
2295#ifndef NO_BOLD_UNDERLINE_REVERSE
2296 if (rend & RS_Bold && fore == Color_fg)
2297 {
2298 if (ISSET_PIXCOLOR (Color_BD))
2299 fore = Color_BD;
2300# if !ENABLE_STYLES
2301 else
2302 invert = !invert;
2303# endif
2304 }
2305
2306 if (rend & RS_Italic && fore == Color_fg)
2307 {
2308 if (ISSET_PIXCOLOR (Color_IT))
2309 fore = Color_IT;
2310# if !ENABLE_STYLES
2311 else
2312 invert = !invert;
2313# endif
2314 }
2315
2316 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2317 fore = Color_UL;
2318#endif
2319
2320 if (invert)
2321 {
2322#ifdef OPTION_HC
2323 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2324 || !ISSET_PIXCOLOR (Color_HC))
2325#endif
2326 /* invert the column if no highlightColor is set or it is the
2327 * current cursor column */
2328 ::swap (fore, back);
2329#ifdef OPTION_HC
2330 else if (ISSET_PIXCOLOR (Color_HC))
2331 back = Color_HC;
2332#endif
2333
2334#ifndef NO_BOLD_UNDERLINE_REVERSE
2335# ifndef OPTION_HC
2336 if (ISSET_PIXCOLOR (Color_RV))
2337 back = Color_RV;
2338# endif
2339 if (fore == back)
2340 {
2341 fore = Color_bg;
2342 back = Color_fg;
2343 }
2344#endif
2345 }
2346
2347#ifdef TEXT_BLINK
2348 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2349 {
2350 if (!text_blink_ev.is_active ())
2351 {
2352 text_blink_ev.again ();
2353 hidden_text = 0;
2354 }
2355 else if (hidden_text)
2356 fore = back;
2357 }
2358#endif
2359
2360#if ENABLE_STYLES
2361 // "careful" (too wide) character handling
2362
2363 // include previous careful character(s) if possible, looks nicer (best effort...)
2364 while (text > stp
2365 && srp[text - stp - 1] & RS_Careful
2366 && RS_SAME (rend, srp[text - stp - 1]))
2367 text--, count++, xpixel -= fwidth;
2368
2369 // force redraw after "careful" characters to avoid pixel droppings
2370 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2371 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2372
2373 // force redraw before "careful" characters to avoid pixel droppings
2374 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2375 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2376#endif
2377 }
2378
2379 /*
2380 * Actually do the drawing of the string here
2381 */
2382 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2383
2384 if (expect_true (have_bg && back == Color_bg))
2385 {
2386 // this is very ugly, maybe push it into ->draw?
2387
2388 for (i = 0; i < count; i++) /* don't draw empty strings */
2389 if (text[i] != ' ')
2069 { 2390 {
2070 for (col = R->TermWin.ncol; col--; ) 2391 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2071 { 2392 goto did_clear;
2072 *dtp++ = *dtp2++;
2073 *drp++ = *drp2++;
2074 }
2075
2076 if (len == -1)
2077 len = row;
2078
2079 wlen = row;
2080 continue;
2081 } 2393 }
2394
2395 CLEAR_CHARS (xpixel, ypixel, count);
2396 did_clear: ;
2082 } 2397 }
2398 else
2399 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2083 2400
2084 if (len != -1) 2401 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2085 { 2402 {
2086 /* also comes here at end if needed because of >= above */ 2403#if ENABLE_FRILLS
2087 if (wlen < len) 2404 if (ISSET_PIXCOLOR (Color_underline))
2088 SWAP_IT(wlen, len, int); 2405 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2089 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2090 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2091 R->TermWin.gc, 0, Row2Pixel(len + i),
2092 (unsigned int)TermWin_TotalWidth(),
2093 (unsigned int)Height2Pixel(wlen - len + 1),
2094 0, Row2Pixel(len));
2095 len = -1;
2096 }
2097 }
2098 }
2099#endif
2100
2101/*
2102 * E: main pass across every character
2103 */
2104 for (row = 0; row < R->TermWin.nrow; row++)
2105 {
2106 stp = R->screen.text[row + row_offset];
2107 srp = R->screen.rend[row + row_offset];
2108 dtp = R->drawn_text[row];
2109 drp = R->drawn_rend[row];
2110
2111/*
2112 * E2: OK, now the real pass
2113 */
2114 int ypixel = (int)Row2Pixel(row);
2115
2116 for (col = 0; col < R->TermWin.ncol; col++)
2117 {
2118 /* compare new text with old - if exactly the same then continue */
2119 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2120
2121 if (stp[col] == dtp[col] /* Must match characters to skip. */
2122 && (rend == drp[col] /* Either rendition the same or */
2123 || (stp[col] == ' ' /* space w/ no background change */
2124 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2125 continue;
2126
2127 text_t *text = stp + col;
2128 int count = 1;
2129
2130 /* redraw one or more characters */
2131
2132 dtp[col] = stp[col];
2133 drp[col] = rend;
2134
2135 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2136 continue;
2137
2138 int xpixel = Col2Pixel(col);
2139
2140 // this loop looks very messy, it can probably be optimized
2141 // and cleaned a bit by you?
2142 for (i = 0; ++col < R->TermWin.ncol; )
2143 {
2144 if (stp[col] == NOCHAR)
2145 {
2146 dtp[col] = stp[col];
2147 drp[col] = rend;
2148 count++;
2149
2150 if (i) // only possible skip if char unchanged
2151 i++;
2152
2153 continue;
2154 }
2155
2156 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2157 break;
2158
2159 count++;
2160
2161 if (stp[col] != dtp[col]
2162 || srp[col] != drp[col])
2163 {
2164 if (must_clear && (i++ > (count / 2)))
2165 break;
2166
2167 dtp[col] = stp[col];
2168 drp[col] = rend;
2169 i = 0;
2170 }
2171 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2172 break;
2173 }
2174
2175 col--; /* went one too far. move back */
2176 count -= i; /* dump any matching trailing chars */
2177
2178/*
2179 * Determine the attributes for the string
2180 */
2181 int fid = GET_FONT(rend);
2182 fore = GET_FGCOLOR(rend);
2183 back = GET_BGCOLOR(rend);
2184 rend = GET_ATTR(rend);
2185
2186 rvid = (rend & RS_RVid) ? 1 : 0;
2187#ifdef OPTION_HC
2188 if (!rvid && (rend & RS_Blink))
2189 {
2190 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2191 back = Color_HC;
2192 else 2406 else
2193 rvid = !rvid; /* fall back */
2194 }
2195#endif
2196 if (rvid)
2197 {
2198 SWAP_IT(fore, back, int);
2199
2200#ifndef NO_BOLD_UNDERLINE_REVERSE
2201 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2202# ifndef NO_CURSORCOLOR
2203 && !ISSET_PIXCOLOR(R, Color_cursor)
2204# endif 2407#endif
2205 ) 2408 XSetForeground (dpy, gc, pix_colors[fore]);
2206 back = Color_RV;
2207#endif
2208 }
2209#ifndef NO_BOLD_UNDERLINE_REVERSE
2210 else if (rend & RS_Bold)
2211 {
2212 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD))
2213 {
2214 fore = Color_BD;
2215# ifndef VERYBOLD
2216 rend &= ~RS_Bold; /* we've taken care of it */
2217# endif
2218 }
2219 }
2220 else if (rend & RS_Uline)
2221 {
2222 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2223 {
2224 fore = Color_UL;
2225 rend &= ~RS_Uline; /* we've taken care of it */
2226 }
2227 }
2228#endif
2229 2409
2230/* 2410 XDrawLine (dpy, vt, gc,
2231 * Actually do the drawing of the string here
2232 */
2233 rxvt_font *font = (*R->TermWin.fontset)[fid];
2234
2235 if (back == Color_bg)
2236 {
2237 if (must_clear)
2238 {
2239 for (i = 0; i < count; i++) /* don't draw empty strings */
2240 if (text[i] != ' ')
2241 {
2242 font->draw (xpixel, ypixel, text, count, fore, -1);
2243 goto nodraw;
2244 }
2245
2246 CLEAR_CHARS(xpixel, ypixel, count);
2247nodraw: ;
2248 }
2249 else
2250 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2251 }
2252 else
2253 font->draw (xpixel, ypixel, text, count, fore, back);
2254
2255 if ((rend & RS_Uline) && (font->descent > 1))
2256 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2257 xpixel, ypixel + font->ascent + 1, 2411 xpixel, ypixel + font->ascent + 1,
2258 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2412 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2413 }
2259 } /* for (col....) */ 2414 } /* for (col....) */
2260 } /* for (row....) */ 2415 } /* for (row....) */
2261 2416
2262/* 2417 /*
2263 * G: cleanup cursor and display outline cursor if necessary 2418 * G: cleanup cursor and display outline cursor if necessary
2264 */ 2419 */
2265 if (showcursor) { 2420 if (showcursor)
2266 if (R->TermWin.focus) { 2421 {
2267 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2422 if (focus)
2268 [R->screen.cur.col]); 2423 {
2424 if (option (Opt_cursorUnderline))
2425 *crp ^= RS_Uline;
2426 else
2427 {
2269 *srp ^= RS_RVid; 2428 *crp ^= RS_RVid;
2270#ifndef NO_CURSORCOLOR 2429#ifndef NO_CURSORCOLOR
2271 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2430 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2272#endif 2431#endif
2432 }
2433 }
2273 } else if (R->oldcursor.row >= 0) { 2434 else if (oldcursor.row >= 0)
2435 {
2436 int cursorwidth = 1;
2437 int col = oldcursor.col;
2438
2439 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2440 col--;
2441
2442 while (col + cursorwidth < ncol
2443 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2444 cursorwidth++;
2445
2274#ifndef NO_CURSORCOLOR 2446#ifndef NO_CURSORCOLOR
2275 unsigned long gcmask; /* Graphics Context mask */
2276
2277 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) { 2447 if (ISSET_PIXCOLOR (Color_cursor))
2278 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]); 2448 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2279 } 2449 else
2280#endif 2450#endif
2281 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2451 XSetForeground (dpy, gc, pix_colors[ccol1]);
2452
2453 XDrawRectangle (dpy, vt, gc,
2282 Col2Pixel(R->oldcursor.col), 2454 Col2Pixel (col),
2283 Row2Pixel(R->oldcursor.row), 2455 Row2Pixel (oldcursor.row),
2284 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2456 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2285 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1)); 2457 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2286 } 2458 }
2287 } 2459 }
2288/* 2460
2461 /*
2289 * H: cleanup selection 2462 * H: cleanup selection
2290 */ 2463 */
2464#if ENABLE_OVERLAY
2465 scr_swap_overlay ();
2466#endif
2467 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2468
2291 rxvt_scr_reverse_selection(aR); 2469 scr_reverse_selection ();
2292 2470
2293/* 2471 screen.flags = old_screen_flags;
2294 * I: other general cleanup
2295 */
2296 if (clearfirst && R->TermWin.int_bwidth)
2297 /*
2298 * clear the whole screen height, note that width == 0 is treated
2299 * specially by XClearArea
2300 */
2301 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2302 (unsigned int)R->TermWin.int_bwidth,
2303 (unsigned int)TermWin_TotalHeight(), False);
2304 if (clearlast && R->TermWin.int_bwidth)
2305 /*
2306 * clear the whole screen height, note that width == 0 is treated
2307 * specially by XClearArea
2308 */
2309 XClearArea(R->Xdisplay, R->TermWin.vt,
2310 R->TermWin.width + R->TermWin.int_bwidth, 0,
2311 (unsigned int)R->TermWin.int_bwidth,
2312 (unsigned int)TermWin_TotalHeight(), False);
2313 if (refresh_type & SMOOTH_REFRESH)
2314 XSync(R->Xdisplay, False);
2315
2316 R->num_scr = 0; 2472 num_scr = 0;
2317 R->num_scr_allow = 1; 2473 num_scr_allow = 1;
2318 R->want_refresh = 0; /* screen is current */
2319} 2474}
2320/* ------------------------------------------------------------------------- */
2321 2475
2322/* EXTPROTO */
2323void 2476void
2324rxvt_scr_clear(pR) 2477rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2325{ 2478{
2326 if (!R->TermWin.mapped) 2479 if (!l.t)
2327 return; 2480 return;
2328 R->num_scr_allow = 0;
2329 R->want_refresh = 1;
2330#ifdef TRANSPARENT
2331 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2332 int i;
2333 2481
2334 if (!(R->Options & Opt_transparent_all)) 2482 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2335 i = 0; 2483
2336 else 2484 for (int i = ncol; i--; )
2337 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2485 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2338 for (; i--;) 2486}
2339 if (R->TermWin.parent[i] != None) 2487
2340 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2488void
2489rxvt_term::scr_remap_chars () NOTHROW
2490{
2491 for (int i = total_rows; i--; )
2492 scr_remap_chars (row_buf [i]);
2493
2494 for (int i = nrow; i--; )
2341 } 2495 {
2342#endif 2496 scr_remap_chars (drawn_buf [i]);
2343 XClearWindow(R->Xdisplay, R->TermWin.vt); 2497 scr_remap_chars (swap_buf [i]);
2498 }
2344} 2499}
2345 2500
2346/* ------------------------------------------------------------------------- */
2347/* INTPROTO */
2348void 2501void
2349rxvt_scr_reverse_selection(pR) 2502rxvt_term::scr_recolour () NOTHROW
2350{ 2503{
2351 int i, col, row, end_row; 2504#ifdef HAVE_BG_PIXMAP
2352 rend_t *srp; 2505 bgPixmap.apply ();
2353
2354 if (R->selection.op && R->current_screen == R->selection.screen) {
2355 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2356 i = R->selection.beg.row + R->TermWin.saveLines;
2357 row = R->selection.end.row + R->TermWin.saveLines;
2358 if (i >= end_row)
2359 col = R->selection.beg.col;
2360 else {
2361 col = 0;
2362 i = end_row;
2363 }
2364 end_row += R->TermWin.nrow;
2365 for (; i < row && i < end_row; i++, col = 0)
2366 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2367#ifndef OPTION_HC
2368 srp[col] ^= RS_RVid;
2369#else 2506#else
2370 srp[col] ^= RS_Blink; 2507
2508 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2509 XClearWindow (dpy, parent[0]);
2510 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2511
2512 if (scrollBar.win)
2513 {
2514 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2515 scrollBar.state = STATE_IDLE;
2516 scrollBar.show (0);
2517 }
2518
2371#endif 2519#endif
2372 if (i == row && i < end_row) 2520
2373 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2521 /* bgPixmap.apply () does not do the following : */
2374#ifndef OPTION_HC 2522 scr_clear ();
2375 srp[col] ^= RS_RVid; 2523 scr_touch (true);
2376#else 2524 want_refresh = 1;
2377 srp[col] ^= RS_Blink; 2525}
2526
2527/* ------------------------------------------------------------------------- */
2528void
2529rxvt_term::scr_clear (bool really) NOTHROW
2530{
2531 if (!mapped)
2532 return;
2533
2534 num_scr_allow = 0;
2535 want_refresh = 1;
2536
2537 if (really)
2538 XClearWindow (dpy, vt);
2539}
2540
2541void
2542rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2543{
2544 int view_end = view_start + nrow;
2545 int row, col;
2546
2547 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2548 {
2549 text_t *stp = ROW(row).t;
2550 rend_t *srp = ROW(row).r;
2551
2552 for (col = beg_col; col < end_col; col++)
2553 srp[col] ^= rstyle1;
2554
2555 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2556 srp[col] ^= rstyle2;
2557
2558 if (++col < end_col)
2559 srp[col] ^= rstyle2;
2560 }
2561}
2562
2563void
2564rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2565{
2566 int view_end = view_start + nrow;
2567 int row, col;
2568
2569 if (beg_row >= view_start)
2570 {
2571 col = beg_col;
2572 row = beg_row;
2573 }
2574 else
2575 {
2576 col = 0;
2577 row = view_start;
2578 }
2579
2580 for (; row < min (end_row, view_end); row++, col = 0)
2581 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2582 srp[col] ^= rstyle;
2583
2584 if (row == end_row)
2585 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2586 srp[col] ^= rstyle;
2587}
2588
2589/* ------------------------------------------------------------------------- */
2590void
2591rxvt_term::scr_reverse_selection () NOTHROW
2592{
2593 if (selection.op
2594 && current_screen == selection.screen
2595 && selection.end.row >= view_start)
2596 {
2597#if !ENABLE_MINIMAL
2598 if (selection.rect)
2599 scr_xor_rect (selection.beg.row, selection.beg.col,
2600 selection.end.row, selection.end.col,
2601 RS_RVid, RS_RVid | RS_Uline);
2602 else
2378#endif 2603#endif
2604 scr_xor_span (selection.beg.row, selection.beg.col,
2605 selection.end.row, selection.end.col,
2606 RS_RVid);
2379 } 2607 }
2380} 2608}
2381 2609
2382/* ------------------------------------------------------------------------- */ 2610/* ------------------------------------------------------------------------- */
2383/* 2611/*
2384 * Dump the whole scrollback and screen to the passed filedescriptor. The 2612 * Dump the whole scrollback and screen to the passed filedescriptor. The
2385 * invoking routine must close the fd. 2613 * invoking routine must close the fd.
2386 */ 2614 */
2387#if 0 2615#if 0
2388/* EXTPROTO */
2389void 2616void
2390rxvt_scr_dump(pR_ int fd) 2617rxvt_term::scr_dump (int fd) NOTHROW
2391{ 2618{
2392 int row, wrote; 2619 int row, wrote;
2393 unsigned int width, towrite; 2620 unsigned int width, towrite;
2394 char r1[] = "\n"; 2621 char r1[] = "\n";
2395 2622
2396 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2623 for (row = saveLines + top_row;
2397 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2624 row < saveLines + nrow - 1; row++)
2398 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2625 {
2399 : R->TermWin.ncol; 2626 width = row_buf[row].l >= 0 ? row_buf[row].l
2627 : ncol;
2400 for (towrite = width; towrite; towrite -= wrote) { 2628 for (towrite = width; towrite; towrite -= wrote)
2629 {
2401 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2630 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2402 towrite); 2631 towrite);
2403 if (wrote < 0) 2632 if (wrote < 0)
2404 return; /* XXX: death, no report */ 2633 return; /* XXX: death, no report */
2405 } 2634 }
2406 if (R->screen.tlen[row] >= 0) 2635 if (row_buf[row].l >= 0)
2407 if (write(fd, r1, 1) <= 0) 2636 if (write (fd, r1, 1) <= 0)
2408 return; /* XXX: death, no report */ 2637 return; /* XXX: death, no report */
2409 } 2638 }
2410} 2639}
2411#endif 2640#endif
2412 2641
2413/* ------------------------------------------------------------------------- * 2642/* ------------------------------------------------------------------------- *
2414 * CHARACTER SELECTION * 2643 * CHARACTER SELECTION *
2415 * ------------------------------------------------------------------------- */ 2644 * ------------------------------------------------------------------------- */
2416
2417/*
2418 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2419 */
2420/* EXTPROTO */
2421void 2645void
2422rxvt_selection_check(pR_ int check_more) 2646rxvt_term::selection_check (int check_more) NOTHROW
2423{ 2647{
2424 row_col_t pos; 2648 row_col_t pos;
2425 2649
2426 if (!R->selection.op) 2650 if (!selection.op)
2427 return; 2651 return;
2428 2652
2429 pos.row = pos.col = 0; 2653 pos.row = pos.col = 0;
2430 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2654 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2431 || (R->selection.beg.row >= R->TermWin.nrow) 2655 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2432 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2656 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2433 || (R->selection.mark.row >= R->TermWin.nrow)
2434 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2435 || (R->selection.end.row >= R->TermWin.nrow)
2436 || (check_more == 1 2657 || (check_more == 1
2437 && R->current_screen == R->selection.screen 2658 && current_screen == selection.screen
2438 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2659 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2439 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2660 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2440 || (check_more == 2 2661 || (check_more == 2
2441 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2662 && ROWCOL_IS_BEFORE (selection.beg, pos)
2442 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2663 && ROWCOL_IS_AFTER (selection.end, pos))
2443 || (check_more == 3 2664 || (check_more == 3
2444 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2665 && ROWCOL_IS_AFTER (selection.end, pos))
2445 || (check_more == 4 /* screen width change */ 2666 || (check_more == 4 /* screen width change */
2446 && (R->selection.beg.row != R->selection.end.row 2667 && (selection.beg.row != selection.end.row
2447 || R->selection.end.col > R->TermWin.ncol))) 2668 || selection.end.col > ncol)))
2448 CLEAR_SELECTION(R); 2669 CLEAR_SELECTION ();
2449} 2670}
2450 2671
2451/* ------------------------------------------------------------------------- */ 2672/* ------------------------------------------------------------------------- */
2452/* 2673/*
2453 * Paste a selection direct to the command fd 2674 * Paste a selection direct to the command fd
2454 */ 2675 */
2455void 2676void
2456rxvt_term::paste (const unsigned char *data, unsigned int len) 2677rxvt_term::paste (char *data, unsigned int len) NOTHROW
2457{ 2678{
2458 unsigned int i, j, n;
2459 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2460
2461 /* convert normal newline chars into common keyboard Return key sequence */ 2679 /* convert normal newline chars into common keyboard Return key sequence */
2462 for (i = 0; i < len; i += PROP_SIZE) 2680 for (unsigned int i = 0; i < len; i++)
2463 { 2681 if (data[i] == C0_LF)
2464 n = min (len - i, PROP_SIZE); 2682 data[i] = C0_CR;
2465 MEMCPY (ds, data + i, n);
2466 2683
2467 for (j = 0; j < n; j++) 2684 if (priv_modes & PrivMode_BracketPaste)
2468 if (ds[j] == '\n') 2685 tt_printf ("\e[200~");
2469 ds[j] = '\r';
2470 2686
2471 tt_write (ds, (int)n); 2687 tt_write (data, len);
2472 }
2473 2688
2474 free(ds); 2689 if (priv_modes & PrivMode_BracketPaste)
2690 tt_printf ("\e[201~");
2475} 2691}
2476 2692
2477/* ------------------------------------------------------------------------- */ 2693/* ------------------------------------------------------------------------- */
2478/* 2694/*
2479 * Respond to a notification that a primary selection has been sent 2695 * Respond to a notification that a primary selection has been sent
2480 * EXT: SelectionNotify 2696 * EXT: SelectionNotify
2481 */ 2697 */
2482/* EXTPROTO */ 2698void
2483int
2484rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2699rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2485{ 2700{
2486 long nread = 0; 2701 if (prop == None) /* check for failed XConvertSelection */
2702 {
2703 if ((selection_type & Sel_CompoundText))
2704 {
2705 int selnum = selection_type & Sel_whereMask;
2706
2707 selection_type = 0;
2708 if (selnum != Sel_direct)
2709 selection_request_other (XA_STRING, selnum);
2710 }
2711
2712 if ((selection_type & Sel_UTF8String))
2713 {
2714 int selnum = selection_type & Sel_whereMask;
2715
2716 selection_type = Sel_CompoundText;
2717 if (selnum != Sel_direct)
2718 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2719 else
2720 selection_type = 0;
2721 }
2722
2723 return;
2724 }
2725
2487 unsigned long bytes_after; 2726 unsigned long bytes_after;
2488 XTextProperty ct; 2727 XTextProperty ct;
2489 int dummy_count;
2490 char **cl;
2491 2728
2492 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2729 if (XGetWindowProperty (dpy, win, prop,
2493 2730 0, PROP_SIZE / 4,
2494 if (prop == None) /* check for failed XConvertSelection */ 2731 delete_prop, AnyPropertyType,
2495 { 2732 &ct.encoding, &ct.format,
2496 if ((R->selection_type & Sel_CompoundText)) 2733 &ct.nitems, &bytes_after,
2497 { 2734 &ct.value) != Success)
2498 int selnum = R->selection_type & Sel_whereMask;
2499
2500 R->selection_type = 0;
2501 if (selnum != Sel_direct)
2502 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2503 }
2504
2505 return 0;
2506 } 2735 {
2507 2736 ct.value = 0;
2508 for (;;) 2737 goto bailout;
2509 { 2738 }
2739
2740 if (ct.encoding == None)
2741 goto bailout;
2742
2743 if (bytes_after)
2744 {
2745 // fetch and append remaining data
2746 XTextProperty ct2;
2747
2510 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2748 if (XGetWindowProperty (dpy, win, prop,
2511 (long)(PROP_SIZE / 4), delete_prop, 2749 ct.nitems / 4, (bytes_after + 3) / 4,
2750 delete_prop, AnyPropertyType,
2512 AnyPropertyType, &ct.encoding, &ct.format, 2751 &ct2.encoding, &ct2.format,
2513 &ct.nitems, &bytes_after, 2752 &ct2.nitems, &bytes_after,
2514 &ct.value) != Success) 2753 &ct2.value) != Success)
2515 break; 2754 goto bailout;
2516 2755
2517 if (ct.encoding == 0) 2756 // realloc should be compatible to XFree, here, and elsewhere, too
2518 { 2757 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2519 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2758 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2520 break; 2759 ct.nitems += ct2.nitems;
2521 }
2522 2760
2761 XFree (ct2.value);
2762 }
2763
2523 if (ct.value == NULL) 2764 if (ct.value == 0)
2524 { 2765 goto bailout;
2525 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2526 continue;
2527 }
2528 2766
2767 if (ct.encoding == xa[XA_INCR])
2768 {
2769 // INCR selection, start handshake
2770 if (!delete_prop)
2771 XDeleteProperty (dpy, win, prop);
2772
2773 selection_wait = Sel_incr;
2774 incr_buf_fill = 0;
2775 incr_ev.start (10);
2776
2777 goto bailout;
2778 }
2779
2529 if (ct.nitems == 0) 2780 if (ct.nitems == 0)
2781 {
2782 if (selection_wait == Sel_incr)
2783 {
2784 XFree (ct.value);
2785
2786 // finally complete, now paste the whole thing
2787 selection_wait = Sel_normal;
2788 ct.value = (unsigned char *)incr_buf;
2789 ct.nitems = incr_buf_fill;
2790 incr_buf = 0;
2791 incr_buf_size = 0;
2792 incr_ev.stop ();
2530 { 2793 }
2531 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2794 else
2795 {
2532 if (R->selection_wait == Sel_normal && nread == 0) 2796 if (selection_wait == Sel_normal
2797 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2533 { 2798 {
2534 /* 2799 /*
2535 * pass through again trying CUT_BUFFER0 if we've come from 2800 * pass through again trying CUT_BUFFER0 if we've come from
2536 * XConvertSelection() but nothing was presented 2801 * XConvertSelection () but nothing was presented
2537 */ 2802 */
2538 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2539 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2803 selection_paste (display->root, XA_CUT_BUFFER0, False);
2540 } 2804 }
2541 2805
2542 nread = -1; /* discount any previous stuff */ 2806 goto bailout;
2543 break;
2544 }
2545
2546 nread += ct.nitems;
2547 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2548 &dummy_count) == Success && cl)
2549 { 2807 }
2550 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2808 }
2809 else if (selection_wait == Sel_incr)
2810 {
2811 incr_ev.start (10);
2812
2813 while (incr_buf_fill + ct.nitems > incr_buf_size)
2814 {
2815 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2816 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2817 }
2818
2819 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2820 incr_buf_fill += ct.nitems;
2821
2822 goto bailout;
2823 }
2824
2825 char **cl;
2826 int cr;
2827
2828#if !ENABLE_MINIMAL
2829 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2830 // so recode it manually
2831 if (ct.encoding == xa[XA_UTF8_STRING])
2832 {
2833 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2834 char *s = rxvt_wcstombs (w);
2835 free (w);
2836 // TODO: strlen == only the first element will be converted. well...
2837 paste (s, strlen (s));
2838 free (s);
2839 }
2840 else
2841#endif
2842 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2843 && cl)
2844 {
2845 for (int i = 0; i < cr; i++)
2846 paste (cl[i], strlen (cl[i]));
2847
2551 XFreeStringList (cl); 2848 XFreeStringList (cl);
2552 } 2849 }
2553 else 2850 else
2554 R->paste (ct.value, ct.nitems); 2851 paste ((char *)ct.value, ct.nitems); // paste raw
2555 2852
2556 if (bytes_after == 0) 2853bailout:
2557 break;
2558
2559 XFree (ct.value);
2560 }
2561
2562 if (ct.value)
2563 XFree (ct.value); 2854 XFree (ct.value);
2564 2855
2565 if (R->selection_wait == Sel_normal) 2856 if (selection_wait == Sel_normal)
2566 R->selection_wait = Sel_none; 2857 selection_wait = Sel_none;
2567
2568 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2569 return (int)nread;
2570} 2858}
2571 2859
2572void 2860void
2573rxvt_term::incr_cb (time_watcher &w) 2861rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2574{ 2862{
2575 w.stop ();
2576 selection_wait = Sel_none; 2863 selection_wait = Sel_none;
2577 2864
2865 incr_buf_size = 0;
2866 free (incr_buf);
2867
2578 rxvt_print_error("data loss: timeout on INCR selection paste"); 2868 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2579} 2869}
2580 2870
2581/*
2582 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2583 */
2584/* EXTPROTO */
2585void 2871void
2586rxvt_selection_property(pR_ Window win, Atom prop) 2872rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2587{ 2873{
2588 int reget_time = 0; 2874 if (prop == None || selection_wait != Sel_incr)
2589
2590 if (prop == None)
2591 return; 2875 return;
2592 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2593 if (R->selection_wait == Sel_normal) {
2594 int a, afmt;
2595 Atom atype;
2596 unsigned long bytes_after, nitems;
2597 unsigned char *s = NULL;
2598 2876
2599 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2877 selection_paste (win, prop, true);
2600 R->xa[XA_INCR], &atype, &afmt, &nitems,
2601 &bytes_after, &s);
2602 if (s)
2603 XFree(s);
2604 if (a != Success)
2605 return;
2606#ifndef __CYGWIN32__
2607 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2608 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2609 XDeleteProperty(R->Xdisplay, win, prop);
2610 XFlush(R->Xdisplay);
2611 reget_time = 1;
2612 R->selection_wait = Sel_incr;
2613 }
2614#endif
2615 } else if (R->selection_wait == Sel_incr) {
2616 reget_time = 1;
2617 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2618 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2619 R->selection_wait = Sel_none;
2620 R->incr_ev.stop ();
2621 }
2622 }
2623 if (reget_time) /* received more data so reget time */
2624 R->incr_ev.start (NOW + 10);
2625} 2878}
2879
2626/* ------------------------------------------------------------------------- */ 2880/* ------------------------------------------------------------------------- */
2627/* 2881/*
2628 * Request the current selection: 2882 * Request the current selection:
2629 * Order: > internal selection if available 2883 * Order: > internal selection if available
2630 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2884 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2631 * > CUT_BUFFER0 2885 * > CUT_BUFFER0
2632 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2886 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2633 * will auto fallback to CUT_BUFFER0 2887 * will auto fallback to CUT_BUFFER0
2634 * EXT: button 2 release 2888 * EXT: button 2 release
2635 */ 2889 */
2636/* EXTPROTO */
2637void 2890void
2638rxvt_selection_request(pR_ Time tm, int x, int y) 2891rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2639{ 2892{
2640 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2893 if (selection.text && selnum == Sel_Primary)
2641 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2894 {
2642 return; /* outside window */ 2895 /* internal selection */
2643 2896 char *str = rxvt_wcstombs (selection.text, selection.len);
2644 if (R->selection.text != NULL) { /* internal selection */ 2897 paste (str, strlen (str));
2645 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2898 free (str);
2646 R->paste (R->selection.text, R->selection.len);
2647 return; 2899 return;
2648 } else { 2900 }
2649 int i; 2901 else
2650 2902 {
2651 R->selection_request_time = tm; 2903 selection_request_time = tm;
2652 R->selection_wait = Sel_normal; 2904 selection_wait = Sel_normal;
2653 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2905
2906#if X_HAVE_UTF8_STRING
2907 selection_type = Sel_UTF8String;
2908 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2909 return;
2910#else
2654 R->selection_type = Sel_CompoundText; 2911 selection_type = Sel_CompoundText;
2655 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2912 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2656 return; 2913 return;
2657 } 2914#endif
2658 } 2915 }
2916
2659 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2917 selection_wait = Sel_none; /* don't loop in selection_paste () */
2660 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2661 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2918 selection_paste (display->root, XA_CUT_BUFFER0, false);
2662} 2919}
2663 2920
2664/* INTPROTO */
2665int 2921int
2666rxvt_selection_request_other(pR_ Atom target, int selnum) 2922rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2667{ 2923{
2668 Atom sel; 2924 Atom sel;
2669#ifdef DEBUG_SELECT
2670 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2671#endif
2672 2925
2673 R->selection_type |= selnum; 2926 selection_type |= selnum;
2927
2674 if (selnum == Sel_Primary) 2928 if (selnum == Sel_Primary)
2675 sel = XA_PRIMARY; 2929 sel = XA_PRIMARY;
2676 else if (selnum == Sel_Secondary) 2930 else if (selnum == Sel_Secondary)
2677 sel = XA_SECONDARY; 2931 sel = XA_SECONDARY;
2678 else 2932 else
2679 sel = R->xa[XA_CLIPBOARD]; 2933 sel = xa[XA_CLIPBOARD];
2934
2680 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2935 if (XGetSelectionOwner (dpy, sel) != None)
2681 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2936 {
2682 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2937 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2683 R->TermWin.vt, R->selection_request_time); 2938 vt, selection_request_time);
2684 return 1; 2939 return 1;
2685 } 2940 }
2941
2686 return 0; 2942 return 0;
2687} 2943}
2688 2944
2689/* ------------------------------------------------------------------------- */ 2945/* ------------------------------------------------------------------------- */
2690/* 2946/*
2691 * Clear all selected text 2947 * Clear all selected text
2692 * EXT: SelectionClear 2948 * EXT: SelectionClear
2693 */ 2949 */
2694/* EXTPROTO */
2695void 2950void
2696rxvt_selection_clear(pR) 2951rxvt_term::selection_clear (bool clipboard) NOTHROW
2697{ 2952{
2698 D_SELECT((stderr, "rxvt_selection_clear()")); 2953 if (!clipboard)
2699 2954 {
2700 R->want_refresh = 1; 2955 want_refresh = 1;
2701 if (R->selection.text)
2702 free(R->selection.text); 2956 free (selection.text);
2703 R->selection.text = NULL; 2957 selection.text = NULL;
2704 R->selection.len = 0; 2958 selection.len = 0;
2705 CLEAR_SELECTION(R); 2959 CLEAR_SELECTION ();
2960
2961 if (display->selection_owner == this)
2962 display->selection_owner = 0;
2963 }
2964 else
2965 {
2966 free (selection.clip_text);
2967 selection.clip_text = NULL;
2968 selection.clip_len = 0;
2969
2970 if (display->clipboard_owner == this)
2971 display->clipboard_owner = 0;
2972 }
2973}
2974
2975void
2976rxvt_term::clipboard_copy (Time tm)
2977{
2978 if (selection.len > 0)
2979 {
2980 free (selection.clip_text);
2981 selection.clip_len = selection.len;
2982 selection.clip_text = (wchar_t *) malloc (sizeof (wchar_t) * selection.clip_len);
2983 memcpy (selection.clip_text, selection.text,
2984 sizeof (wchar_t) * selection.clip_len);
2985 selection_grab (tm, true);
2986 }
2706} 2987}
2707 2988
2708/* ------------------------------------------------------------------------- */ 2989/* ------------------------------------------------------------------------- */
2709/* 2990/*
2710 * Copy a selection into the cut buffer 2991 * Copy a selection into the cut buffer
2711 * EXT: button 1 or 3 release 2992 * EXT: button 1 or 3 release
2712 */ 2993 */
2713/* EXTPROTO */
2714void 2994void
2715rxvt_selection_make(pR_ Time tm) 2995rxvt_term::selection_make (Time tm)
2716{ 2996{
2717 int i, col, end_col, row, end_row; 2997 int i;
2718 unsigned char *new_selection_text; 2998 wchar_t *new_selection_text;
2719 char *str; 2999 text_t *t;
2720 text_t *t;
2721#ifdef ACS_ASCII
2722 rend_t *re;
2723#endif
2724 3000
2725 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2726 switch (R->selection.op) { 3001 switch (selection.op)
3002 {
2727 case SELECTION_CONT: 3003 case SELECTION_CONT:
2728 break; 3004 break;
2729 case SELECTION_INIT: 3005 case SELECTION_INIT:
2730 CLEAR_SELECTION(R); 3006 CLEAR_SELECTION ();
2731 /* FALLTHROUGH */ 3007 /* FALLTHROUGH */
2732 case SELECTION_BEGIN: 3008 case SELECTION_BEGIN:
2733 R->selection.op = SELECTION_DONE; 3009 selection.op = SELECTION_DONE;
2734 /* FALLTHROUGH */ 3010 /* FALLTHROUGH */
2735 default: 3011 default:
2736 return; 3012 return;
2737 } 3013 }
3014
2738 R->selection.op = SELECTION_DONE; 3015 selection.op = SELECTION_DONE;
2739 3016
2740 if (R->selection.clicks == 4) 3017 if (selection.clicks == 4)
2741 return; /* nothing selected, go away */ 3018 return; /* nothing selected, go away */
2742 3019
3020 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3021 return;
3022
2743 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 3023 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2744 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 3024 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2745 3025
2746 new_selection_text = (unsigned char *)str; 3026 int ofs = 0;
3027 int extra = 0;
2747 3028
2748 col = R->selection.beg.col; 3029 int col = selection.beg.col;
2749 MAX_IT(col, 0); 3030 int row = selection.beg.row;
2750 row = R->selection.beg.row + R->TermWin.saveLines;
2751 end_row = R->selection.end.row + R->TermWin.saveLines;
2752 3031
3032 int end_col;
3033
2753 for (; row <= end_row; row++, col = 0) 3034 for (; row <= selection.end.row; row++, col = 0)
3035 {
3036#if !ENABLE_MINIMAL
3037 if (selection.rect)
2754 { 3038 {
2755 t = &(R->screen.text[row][col]); 3039 col = selection.beg.col;
2756
2757 end_col = R->screen.tlen[row];
2758
2759 if (end_col == -1)
2760 end_col = R->TermWin.ncol; 3040 end_col = ncol + 1;
3041 }
3042 else
3043#endif
3044 end_col = ROW(row).l;
2761 3045
3046 col = max (col, 0);
3047
2762 if (row == end_row) 3048 if (row == selection.end.row
3049#if !ENABLE_MINIMAL
3050 || selection.rect
3051#endif
3052 )
2763 MIN_IT (end_col, R->selection.end.col); 3053 min_it (end_col, selection.end.col);
2764 3054
3055 t = ROW(row).t + col;
3056
2765 for (; col < end_col; col++) 3057 for (; col < end_col; col++)
3058 {
2766 if (*t == NOCHAR) 3059 if (*t == NOCHAR)
2767 t++; 3060 t++;
3061#if ENABLE_COMBINING
3062 else if (IS_COMPOSE (*t))
3063 {
3064 int len = rxvt_composite.expand (*t, 0);
3065
3066 extra -= (len - 1);
3067
3068 if (extra < 0)
3069 {
3070 extra += i;
3071 i += i;
3072 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3073 }
3074
3075 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3076 }
3077#endif
2768 else 3078 else
2769 { 3079 new_selection_text[ofs++] = *t++;
2770 int len = wctomb (str, *t++);
2771 if (len > 0)
2772 str += len;
2773 }
2774
2775 if (R->screen.tlen[row] != -1 && row != end_row)
2776 *str++ = '\n';
2777 } 3080 }
2778 3081
2779#ifndef NO_OLD_SELECTION 3082#if !ENABLE_MINIMAL
2780 if (R->selection_style == OLD_SELECT) 3083 if (selection.rect)
2781 if (end_col == R->TermWin.ncol) 3084 {
2782 *str++ = '\n'; 3085 while (ofs
3086 && new_selection_text[ofs - 1] != C0_LF
3087 && unicode::is_space (new_selection_text[ofs - 1]))
3088 --ofs;
3089
3090 new_selection_text[ofs++] = C0_LF;
3091 }
3092 else
2783#endif 3093#endif
2784#ifndef NO_NEW_SELECTION 3094 if (!ROW(row).is_longer () && row != selection.end.row)
2785 if (R->selection_style != OLD_SELECT) 3095 new_selection_text[ofs++] = C0_LF;
3096 }
3097
2786 if (end_col != R->selection.end.col) 3098 if (end_col != selection.end.col)
2787 *str++ = '\n'; 3099 new_selection_text[ofs++] = C0_LF;
2788#endif
2789 *str = '\0';
2790 3100
2791 i = str - (char *)new_selection_text; 3101 new_selection_text[ofs] = 0;
3102
2792 if (i == 0) 3103 if (ofs == 0)
2793 { 3104 {
2794 free (new_selection_text); 3105 free (new_selection_text);
2795 return; 3106 return;
2796 } 3107 }
2797 3108
2798 // due to MB_MAX_CUR, selection wastage is usually high
2799 if (str - (char *)new_selection_text > 1024)
2800 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2801
2802 R->selection.len = i;
2803 if (R->selection.text)
2804 free (R->selection.text); 3109 free (selection.text);
2805 3110
2806 R->selection.text = new_selection_text; 3111 // we usually allocate much more than necessary, so realloc it smaller again
3112 selection.len = ofs;
3113 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2807 3114
2808 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3115 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2809 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3116 return;
2810 rxvt_print_error("can't get primary selection"); 3117
2811 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3118 selection_grab (tm);
2812 PropModeReplace, R->selection.text, (int)R->selection.len); 3119}
3120
3121bool
3122rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3123{
3124 Atom sel;
3125
3126 if (!clipboard)
3127 {
2813 R->selection_time = tm; 3128 selection_time = tm;
2814 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3129 sel = XA_PRIMARY;
3130 }
3131 else
3132 {
3133 clipboard_time = tm;
3134 sel = xa[XA_CLIPBOARD];
3135 }
3136
3137 XSetSelectionOwner (dpy, sel, vt, tm);
3138 if (XGetSelectionOwner (dpy, sel) == vt)
3139 {
3140 display->set_selection_owner (this, clipboard);
3141 return true;
3142 }
3143 else
3144 {
3145 selection_clear (clipboard);
3146 return false;
3147 }
3148
3149#if 0
3150 XTextProperty ct;
3151
3152 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3153 {
3154 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3155 XFree (ct.value);
3156 }
3157#endif
2815} 3158}
2816 3159
2817/* ------------------------------------------------------------------------- */ 3160/* ------------------------------------------------------------------------- */
2818/* 3161/*
2819 * Mark or select text based upon number of clicks: 1, 2, or 3 3162 * Mark or select text based upon number of clicks: 1, 2, or 3
2820 * EXT: button 1 press 3163 * EXT: button 1 press
2821 */ 3164 */
2822/* EXTPROTO */
2823void 3165void
2824rxvt_selection_click(pR_ int clicks, int x, int y) 3166rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2825{ 3167{
2826 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2827
2828 clicks = ((clicks - 1) % 3) + 1; 3168 clicks = ((clicks - 1) % 3) + 1;
2829 R->selection.clicks = clicks; /* save clicks so extend will work */ 3169 selection.clicks = clicks; /* save clicks so extend will work */
2830 3170
3171 if (clicks == 2 && !selection.rect
3172 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3173 {
3174 MEvent.clicks = 1; // what a mess
3175 selection.screen = current_screen;
3176 selection.op = SELECTION_CONT;
3177 return;
3178 }
3179
2831 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3180 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3181
2832 if (clicks == 2 || clicks == 3) 3182 if (clicks == 2 || clicks == 3)
2833 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3183 selection_extend_colrow (selection.mark.col,
2834 R->selection.mark.row 3184 selection.mark.row - view_start,
2835 + R->TermWin.view_start,
2836 0, /* button 3 */ 3185 0, /* button 3 */
2837 1, /* button press */ 3186 1, /* button press */
2838 0); /* click change */ 3187 0); /* click change */
2839} 3188}
2840 3189
2841/* ------------------------------------------------------------------------- */ 3190/* ------------------------------------------------------------------------- */
2842/* 3191/*
2843 * Mark a selection at the specified col/row 3192 * Mark a selection at the specified col/row
2844 */ 3193 */
2845/* INTPROTO */
2846void 3194void
2847rxvt_selection_start_colrow(pR_ int col, int row) 3195rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2848{ 3196{
2849 R->want_refresh = 1; 3197 want_refresh = 1;
3198
3199 selection.mark.row = row + view_start;
2850 R->selection.mark.col = col; 3200 selection.mark.col = col;
2851 R->selection.mark.row = row - R->TermWin.view_start; 3201
2852 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3202 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2853 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3203 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3204
3205 while (selection.mark.col > 0
3206 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2854 MAX_IT(R->selection.mark.col, 0); 3207 --selection.mark.col;
2855 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2856 3208
2857 if (R->selection.op) { /* clear the old selection */ 3209 if (selection.op)
3210 {
3211 /* clear the old selection */
2858 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3212 selection.beg.row = selection.end.row = selection.mark.row;
2859 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3213 selection.beg.col = selection.end.col = selection.mark.col;
2860 } 3214 }
3215
2861 R->selection.op = SELECTION_INIT; 3216 selection.op = SELECTION_INIT;
2862 R->selection.screen = R->current_screen; 3217 selection.screen = current_screen;
2863} 3218}
2864 3219
2865/* ------------------------------------------------------------------------- */ 3220/* ------------------------------------------------------------------------- */
2866/* 3221/*
2867 * Word select: select text for 2 clicks 3222 * Word select: select text for 2 clicks
2868 * We now only find out the boundary in one direction 3223 * We now only find out the boundary in one direction
2869 */ 3224 */
2870 3225
2871/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3226/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2872#define DELIMIT_TEXT(x) \ 3227#define DELIMIT_TEXT(x) \
2873 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3228 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2874#define DELIMIT_REND(x) 1 3229#define DELIMIT_REND(x) 1
2875 3230
2876/* INTPROTO */
2877void 3231void
2878rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3232rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2879{ 3233{
2880 int col, row, dirnadd, tcol, trow, w1, w2; 3234 int col, row, dirnadd, tcol, trow, w1, w2;
2881 row_col_t bound; 3235 row_col_t bound;
2882 text_t *stp; 3236 text_t *stp;
2883 rend_t *srp; 3237 rend_t *srp;
2884 3238
2885 if (dirn == UP) { 3239 if (dirn == UP)
2886 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3240 {
3241 bound.row = top_row - 1;
2887 bound.col = 0; 3242 bound.col = 0;
2888 dirnadd = -1; 3243 dirnadd = -1;
2889 } else { 3244 }
2890 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3245 else
3246 {
3247 bound.row = nrow;
2891 bound.col = R->TermWin.ncol - 1; 3248 bound.col = ncol - 1;
2892 dirnadd = 1; 3249 dirnadd = 1;
2893 } 3250 }
2894 row = mark->row + R->TermWin.saveLines; 3251
3252 row = mark->row;
2895 col = mark->col; 3253 col = max (mark->col, 0);
2896 MAX_IT(col, 0); 3254
2897/* find the edge of a word */ 3255 /* find the edge of a word */
2898 stp = &(R->screen.text[row][col]); 3256 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2899 w1 = DELIMIT_TEXT(*stp); 3257 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2900 3258
2901 if (R->selection_style != NEW_SELECT) { 3259 for (;;)
2902 if (w1 == 1) { 3260 {
3261 for (; col != bound.col; col += dirnadd)
3262 {
2903 stp += dirnadd; 3263 stp += dirnadd;
2904 if (DELIMIT_TEXT(*stp) == 1)
2905 goto Old_Word_Selection_You_Die;
2906 col += dirnadd;
2907 }
2908 w1 = 0;
2909 }
2910 srp = (&R->screen.rend[row][col]);
2911 w2 = DELIMIT_REND(*srp);
2912
2913 for (;;) {
2914 for (; col != bound.col; col += dirnadd) {
2915 stp += dirnadd; 3264 srp += dirnadd;
3265
3266 if (*stp == NOCHAR)
3267 continue;
3268
2916 if (DELIMIT_TEXT(*stp) != w1) 3269 if (DELIMIT_TEXT (*stp) != w1)
3270 break;
3271 if (DELIMIT_REND (*srp) != w2)
3272 break;
3273 }
3274
3275 if ((col == bound.col) && (row != bound.row))
3276 {
3277 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3278 {
3279 trow = row + dirnadd;
3280 tcol = dirn == UP ? ncol - 1 : 0;
3281
3282 if (!ROW(trow).t)
2917 break; 3283 break;
2918 srp += dirnadd; 3284
2919 if (DELIMIT_REND(*srp) != w2) 3285 stp = ROW(trow).t + tcol;
3286 srp = ROW(trow).r + tcol;
3287
3288 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2920 break; 3289 break;
2921 } 3290
2922 if ((col == bound.col) && (row != bound.row)) {
2923 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2924 trow = row + dirnadd;
2925 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2926 if (R->screen.text[trow] == NULL)
2927 break;
2928 stp = &(R->screen.text[trow][tcol]);
2929 srp = &(R->screen.rend[trow][tcol]);
2930 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2931 break;
2932 row = trow; 3291 row = trow;
2933 col = tcol; 3292 col = tcol;
2934 continue; 3293 continue;
2935 } 3294 }
2936 } 3295 }
2937 break; 3296 break;
2938 } 3297 }
2939 Old_Word_Selection_You_Die:
2940 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));
2941 3298
2942 if (dirn == DN) 3299 if (dirn == DN)
2943 col++; /* put us on one past the end */ 3300 col++; /* put us on one past the end */
2944 3301
2945/* Poke the values back in */ 3302 /* Poke the values back in */
2946 ret->row = row - R->TermWin.saveLines; 3303 ret->row = row;
2947 ret->col = col; 3304 ret->col = col;
2948} 3305}
2949 3306
2950/* ------------------------------------------------------------------------- */ 3307/* ------------------------------------------------------------------------- */
2951/* 3308/*
2952 * Extend the selection to the specified x/y pixel location 3309 * Extend the selection to the specified x/y pixel location
2953 * EXT: button 3 press; button 1 or 3 drag 3310 * EXT: button 3 press; button 1 or 3 drag
2954 * flag == 0 ==> button 1 3311 * flag == 0 ==> button 1
2955 * flag == 1 ==> button 3 press 3312 * flag == 1 ==> button 3 press
2956 * flag == 2 ==> button 3 motion 3313 * flag == 2 ==> button 3 motion
2957 */ 3314 */
2958/* EXTPROTO */
2959void 3315void
2960rxvt_selection_extend(pR_ int x, int y, int flag) 3316rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2961{ 3317{
2962 int col, row; 3318 int col = clamp (Pixel2Col (x), 0, ncol);
3319 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2963 3320
2964 col = Pixel2Col(x); 3321 /*
2965 row = Pixel2Row(y);
2966 MAX_IT(row, 0);
2967 MIN_IT(row, (int)R->TermWin.nrow - 1);
2968 MAX_IT(col, 0);
2969 MIN_IT(col, (int)R->TermWin.ncol);
2970#ifndef NO_NEW_SELECTION
2971/*
2972 * If we're selecting characters (single click) then we must check first 3322 * If we're selecting characters (single click) then we must check first
2973 * if we are at the same place as the original mark. If we are then 3323 * if we are at the same place as the original mark. If we are then
2974 * select nothing. Otherwise, if we're to the right of the mark, you have to 3324 * select nothing. Otherwise, if we're to the right of the mark, you have to
2975 * be _past_ a character for it to be selected. 3325 * be _past_ a character for it to be selected.
2976 */ 3326 */
2977 if (R->selection_style != OLD_SELECT) {
2978 if (((R->selection.clicks % 3) == 1) && !flag 3327 if (((selection.clicks % 3) == 1) && !flag
2979 && (col == R->selection.mark.col 3328 && (col == selection.mark.col
2980 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3329 && (row == selection.mark.row - view_start)))
3330 {
2981 /* select nothing */ 3331 /* select nothing */
2982 R->selection.beg.row = R->selection.end.row = 0; 3332 selection.beg.row = selection.end.row = 0;
2983 R->selection.beg.col = R->selection.end.col = 0; 3333 selection.beg.col = selection.end.col = 0;
2984 R->selection.clicks = 4; 3334 selection.clicks = 4;
2985 R->want_refresh = 1; 3335 want_refresh = 1;
2986 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2987 return; 3336 return;
2988 }
2989 } 3337 }
2990#endif 3338
2991 if (R->selection.clicks == 4) 3339 if (selection.clicks == 4)
2992 R->selection.clicks = 1; 3340 selection.clicks = 1;
3341
2993 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3342 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2994 flag == 1 ? 1 : 0, /* ? button press */ 3343 flag == 1 ? 1 : 0, /* ? button press */
2995 0); /* no click change */ 3344 0); /* no click change */
2996} 3345}
2997 3346
2998/* ------------------------------------------------------------------------- */ 3347/* ------------------------------------------------------------------------- */
2999/* 3348/*
3000 * Extend the selection to the specified col/row 3349 * Extend the selection to the specified col/row
3001 */ 3350 */
3002/* INTPROTO */
3003void 3351void
3004rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3352rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3005{ 3353{
3006 int16_t ncol = R->TermWin.ncol;
3007 int end_col;
3008 row_col_t pos; 3354 row_col_t pos;
3009 enum { 3355 enum {
3010 LEFT, RIGHT 3356 LEFT, RIGHT
3011 } closeto = RIGHT; 3357 } closeto = RIGHT;
3012 3358
3013 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));
3014 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));
3015
3016 R->want_refresh = 1; 3359 want_refresh = 1;
3360
3017 switch (R->selection.op) { 3361 switch (selection.op)
3362 {
3018 case SELECTION_INIT: 3363 case SELECTION_INIT:
3019 CLEAR_SELECTION(R); 3364 CLEAR_SELECTION ();
3020 R->selection.op = SELECTION_BEGIN; 3365 selection.op = SELECTION_BEGIN;
3021 /* FALLTHROUGH */ 3366 /* FALLTHROUGH */
3022 case SELECTION_BEGIN: 3367 case SELECTION_BEGIN:
3023 if (row != R->selection.mark.row || col != R->selection.mark.col 3368 if (row != selection.mark.row || col != selection.mark.col
3024 || (!button3 && buttonpress)) 3369 || (!button3 && buttonpress))
3025 R->selection.op = SELECTION_CONT; 3370 selection.op = SELECTION_CONT;
3026 break; 3371 break;
3027 case SELECTION_DONE: 3372 case SELECTION_DONE:
3028 R->selection.op = SELECTION_CONT; 3373 selection.op = SELECTION_CONT;
3029 /* FALLTHROUGH */ 3374 /* FALLTHROUGH */
3030 case SELECTION_CONT: 3375 case SELECTION_CONT:
3031 break; 3376 break;
3032 case SELECTION_CLEAR: 3377 case SELECTION_CLEAR:
3033 rxvt_selection_start_colrow(aR_ col, row); 3378 selection_start_colrow (col, row);
3034 /* FALLTHROUGH */ 3379 /* FALLTHROUGH */
3035 default: 3380 default:
3036 return; 3381 return;
3037 } 3382 }
3383
3038 if (R->selection.beg.col == R->selection.end.col 3384 if (selection.beg.col == selection.end.col
3039 && R->selection.beg.col != R->selection.mark.col 3385 && selection.beg.col != selection.mark.col
3040 && R->selection.beg.row == R->selection.end.row 3386 && selection.beg.row == selection.end.row
3041 && R->selection.beg.row != R->selection.mark.row) { 3387 && selection.beg.row != selection.mark.row)
3388 {
3042 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3389 selection.beg.col = selection.end.col = selection.mark.col;
3043 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3390 selection.beg.row = selection.end.row = selection.mark.row;
3044 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));
3045 } 3391 }
3046 3392
3047 pos.col = col; 3393 pos.col = col;
3048 pos.row = row; 3394 pos.row = view_start + row;
3049 3395
3050 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3396 /*
3051 3397 * This is mainly xterm style selection with a couple of differences, mainly
3052#ifndef NO_OLD_SELECTION 3398 * in the way button3 drag extension works.
3053/* 3399 * We're either doing: button1 drag; button3 press; or button3 drag
3054 * This mimics some of the selection behaviour of version 2.20 and before. 3400 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3055 * There are no ``selection modes'', button3 is always character extension. 3401 * is always at the left/right edge of the selection.
3056 * Note: button3 drag is always available, c.f. v2.20 3402 * b) button3 press: extend/contract character/word/line at whichever edge of
3057 * Selection always terminates (left or right as appropriate) at the mark. 3403 * the selection we are closest to.
3404 * c) button3 drag : extend/contract character/word/line - we select around
3405 * a point/word/line which is either the start or end of the selection
3406 * and it was decided by whichever point/word/line was `fixed' at the
3407 * time of the most recent button3 press
3058 */ 3408 */
3059 if (R->selection_style == OLD_SELECT) { 3409 if (button3 && buttonpress)
3060 if (R->selection.clicks == 1 || button3) { 3410 {
3061 if (R->hate_those_clicks) { 3411 /* button3 press */
3062 R->hate_those_clicks = 0; 3412 /*
3063 if (R->selection.clicks == 1) { 3413 * first determine which edge of the selection we are closest to
3064 R->selection.beg.row = R->selection.mark.row; 3414 */
3065 R->selection.beg.col = R->selection.mark.col; 3415 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3066 } else { 3416 || (!ROWCOL_IS_AFTER (pos, selection.end)
3417 && (((pos.col - selection.beg.col)
3418 + ((pos.row - selection.beg.row) * ncol))
3419 < ((selection.end.col - pos.col)
3420 + ((selection.end.row - pos.row) * ncol)))))
3421 closeto = LEFT;
3422
3423 if (closeto == LEFT)
3424 {
3425 selection.beg.row = pos.row;
3426 selection.beg.col = pos.col;
3427 selection.mark.row = selection.end.row;
3428 selection.mark.col = selection.end.col - (selection.clicks == 2);
3429 }
3430 else
3431 {
3432 selection.end.row = pos.row;
3433 selection.end.col = pos.col;
3067 R->selection.mark.row = R->selection.beg.row; 3434 selection.mark.row = selection.beg.row;
3068 R->selection.mark.col = R->selection.beg.col; 3435 selection.mark.col = selection.beg.col;
3436 }
3437 }
3438 else
3439 {
3440 /* button1 drag or button3 drag */
3441 if (ROWCOL_IS_AFTER (selection.mark, pos))
3442 {
3443 if (selection.mark.row == selection.end.row
3444 && selection.mark.col == selection.end.col
3445 && clickchange
3446 && selection.clicks == 2)
3447 selection.mark.col--;
3448
3449 selection.beg.row = pos.row;
3450 selection.beg.col = pos.col;
3451 selection.end.row = selection.mark.row;
3452 selection.end.col = selection.mark.col + (selection.clicks == 2);
3453 }
3454 else
3455 {
3456 selection.beg.row = selection.mark.row;
3457 selection.beg.col = selection.mark.col;
3458 selection.end.row = pos.row;
3459 selection.end.col = pos.col;
3460 }
3461 }
3462
3463 if (selection.clicks == 1)
3464 {
3465 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3466 && !ROW(selection.beg.row).is_longer ()
3467#if !ENABLE_MINIMAL
3468 && !selection.rect
3469#endif
3470 )
3471 selection.beg.col = ncol;
3472
3473 if (
3474 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3475 && !ROW(selection.end.row).is_longer ()
3476#if !ENABLE_MINIMAL
3477 && !selection.rect
3478#endif
3479 )
3480 selection.end.col = ncol;
3481 }
3482 else if (selection.clicks == 2)
3483 {
3484 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3485 selection.end.col--;
3486
3487 selection_delimit_word (UP, &selection.beg, &selection.beg);
3488 selection_delimit_word (DN, &selection.end, &selection.end);
3489 }
3490 else if (selection.clicks == 3)
3491 {
3492#if ENABLE_FRILLS
3493 if (option (Opt_tripleclickwords))
3494 {
3495 selection_delimit_word (UP, &selection.beg, &selection.beg);
3496
3497 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3498 {
3499 if (!ROW(end_row).is_longer ())
3500 {
3501 selection.end.row = end_row;
3502 selection.end.col = ROW(end_row).l;
3503# if !ENABLE_MINIMAL
3504 selection_remove_trailing_spaces ();
3505# endif
3506 break;
3069 } 3507 }
3070 } 3508 }
3071 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3072 R->selection.end.row = R->selection.mark.row;
3073 R->selection.end.col = R->selection.mark.col + 1;
3074 R->selection.beg.row = pos.row;
3075 R->selection.beg.col = pos.col;
3076 } else {
3077 R->selection.beg.row = R->selection.mark.row;
3078 R->selection.beg.col = R->selection.mark.col;
3079 R->selection.end.row = pos.row;
3080 R->selection.end.col = pos.col + 1;
3081 } 3509 }
3082 } else if (R->selection.clicks == 2) { 3510 else
3083 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3511#endif
3084 &(R->selection.beg)); 3512 {
3085 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3513 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3086 &(R->selection.end)); 3514 selection.mark.col++;
3087 R->hate_those_clicks = 1; 3515
3088 } else if (R->selection.clicks == 3) {
3089 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3090 R->selection.beg.col = 0; 3516 selection.beg.col = 0;
3091 R->selection.end.col = ncol; 3517 selection.end.col = ncol;
3092 R->hate_those_clicks = 1; 3518
3093 } 3519 // select a complete logical line
3094 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)); 3520 while (selection.beg.row > -saveLines
3095 return; 3521 && ROW(selection.beg.row - 1).is_longer ())
3096 } 3522 selection.beg.row--;
3097#endif /* ! NO_OLD_SELECTION */ 3523
3098#ifndef NO_NEW_SELECTION 3524 while (selection.end.row < nrow
3099/* selection_style must not be OLD_SELECT to get here */ 3525 && ROW(selection.end.row).is_longer ())
3100/* 3526 selection.end.row++;
3101 * This is mainly xterm style selection with a couple of differences, mainly
3102 * in the way button3 drag extension works.
3103 * We're either doing: button1 drag; button3 press; or button3 drag
3104 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3105 * is always at the left/right edge of the R->selection.
3106 * b) button3 press: extend/contract character/word/line at whichever edge of
3107 * the selection we are closest to.
3108 * c) button3 drag : extend/contract character/word/line - we select around
3109 * a point/word/line which is either the start or end of the selection
3110 * and it was decided by whichever point/word/line was `fixed' at the
3111 * time of the most recent button3 press
3112 */
3113 if (button3 && buttonpress) { /* button3 press */
3114 /* 3527 }
3115 * first determine which edge of the selection we are closest to 3528 }
3116 */ 3529
3117 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3530 if (button3 && buttonpress)
3118 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3531 {
3119 && (((pos.col - R->selection.beg.col) 3532 /* mark may need to be changed */
3120 + ((pos.row - R->selection.beg.row) * ncol))
3121 < ((R->selection.end.col - pos.col)
3122 + ((R->selection.end.row - pos.row) * ncol)))))
3123 closeto = LEFT;
3124 if (closeto == LEFT) { 3533 if (closeto == LEFT)
3125 R->selection.beg.row = pos.row; 3534 {
3126 R->selection.beg.col = pos.col;
3127 R->selection.mark.row = R->selection.end.row; 3535 selection.mark.row = selection.end.row;
3128 R->selection.mark.col = R->selection.end.col 3536 selection.mark.col = selection.end.col - (selection.clicks == 2);
3129 - (R->selection.clicks == 2); 3537 }
3130 } else { 3538 else
3131 R->selection.end.row = pos.row; 3539 {
3132 R->selection.end.col = pos.col;
3133 R->selection.mark.row = R->selection.beg.row; 3540 selection.mark.row = selection.beg.row;
3134 R->selection.mark.col = R->selection.beg.col; 3541 selection.mark.col = selection.beg.col;
3135 }
3136 } else { /* button1 drag or button3 drag */
3137 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3138 if ((R->selection.mark.row == R->selection.end.row)
3139 && (R->selection.mark.col == R->selection.end.col)
3140 && clickchange && R->selection.clicks == 2)
3141 R->selection.mark.col--;
3142 R->selection.beg.row = pos.row;
3143 R->selection.beg.col = pos.col;
3144 R->selection.end.row = R->selection.mark.row;
3145 R->selection.end.col = R->selection.mark.col
3146 + (R->selection.clicks == 2);
3147 } else {
3148 R->selection.beg.row = R->selection.mark.row;
3149 R->selection.beg.col = R->selection.mark.col;
3150 R->selection.end.row = pos.row;
3151 R->selection.end.col = pos.col;
3152 }
3153 }
3154
3155 if (R->selection.clicks == 1) {
3156 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3157 if (end_col != -1 && R->selection.beg.col > end_col) {
3158#if 1
3159 R->selection.beg.col = ncol;
3160#else
3161 if (R->selection.beg.row != R->selection.end.row)
3162 R->selection.beg.col = ncol;
3163 else
3164 R->selection.beg.col = R->selection.mark.col;
3165#endif
3166 }
3167 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3168 if (end_col != -1 && R->selection.end.col > end_col)
3169 R->selection.end.col = ncol;
3170
3171 } else if (R->selection.clicks == 2) {
3172 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3173 R->selection.end.col--;
3174 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3175 &(R->selection.beg));
3176 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3177 &(R->selection.end));
3178 } else if (R->selection.clicks == 3) {
3179#ifndef NO_FRILLS
3180 if ((R->Options & Opt_tripleclickwords)) {
3181 int end_row;
3182
3183 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3184 &(R->selection.beg));
3185 end_row = R->screen.tlen[R->selection.mark.row
3186 + R->TermWin.saveLines];
3187 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3188 end_row++) {
3189 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3190 if (end_col != -1) {
3191 R->selection.end.row = end_row;
3192 R->selection.end.col = end_col;
3193 rxvt_selection_remove_trailing_spaces(aR);
3194 break;
3195 }
3196 }
3197 } else
3198#endif
3199 { 3542 }
3200 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3201 R->selection.mark.col++;
3202 R->selection.beg.col = 0;
3203 R->selection.end.col = ncol;
3204 }
3205 } 3543 }
3206 if (button3 && buttonpress) { /* mark may need to be changed */
3207 if (closeto == LEFT) {
3208 R->selection.mark.row = R->selection.end.row;
3209 R->selection.mark.col = R->selection.end.col
3210 - (R->selection.clicks == 2);
3211 } else {
3212 R->selection.mark.row = R->selection.beg.row;
3213 R->selection.mark.col = R->selection.beg.col;
3214 }
3215 }
3216 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));
3217#endif /* ! NO_NEW_SELECTION */
3218}
3219 3544
3220#ifndef NO_FRILLS 3545#if !ENABLE_MINIMAL
3221/* INTPROTO */ 3546 if (selection.rect && selection.beg.col > selection.end.col)
3547 ::swap (selection.beg.col, selection.end.col);
3548#endif
3549}
3550
3551#if !ENABLE_MINIMAL
3222void 3552void
3223rxvt_selection_remove_trailing_spaces(pR) 3553rxvt_term::selection_remove_trailing_spaces () NOTHROW
3224{ 3554{
3225 int32_t end_col, end_row; 3555 int32_t end_col, end_row;
3226 text_t *stp; 3556 text_t *stp;
3227 3557
3228 end_col = R->selection.end.col; 3558 end_col = selection.end.col;
3229 end_row = R->selection.end.row; 3559 end_row = selection.end.row;
3560
3230 for ( ; end_row >= R->selection.beg.row; ) { 3561 for (; end_row >= selection.beg.row; )
3231 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3562 {
3563 stp = ROW(end_row).t;
3564
3232 while (--end_col >= 0) { 3565 while (--end_col >= 0)
3233 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3234 break;
3235 } 3566 {
3236 if (end_col >= 0 3567 if (stp[end_col] != NOCHAR
3237 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3568 && !unicode::is_space (stp[end_col]))
3238 R->selection.end.col = end_col + 1;
3239 R->selection.end.row = end_row;
3240 break; 3569 break;
3241 } 3570 }
3571
3572 if (end_col >= 0
3573 || !ROW(end_row - 1).is_longer ())
3574 {
3575 selection.end.col = end_col + 1;
3576 selection.end.row = end_row;
3577 break;
3578 }
3579
3242 end_row--; 3580 end_row--;
3243 end_col = R->TermWin.ncol; 3581 end_col = ncol;
3244 } 3582 }
3583
3245 if (R->selection.mark.row > R->selection.end.row) { 3584 if (selection.mark.row > selection.end.row)
3585 {
3246 R->selection.mark.row = R->selection.end.row; 3586 selection.mark.row = selection.end.row;
3247 R->selection.mark.col = R->selection.end.col; 3587 selection.mark.col = selection.end.col;
3588 }
3248 } else if (R->selection.mark.row == R->selection.end.row 3589 else if (selection.mark.row == selection.end.row
3249 && R->selection.mark.col > R->selection.end.col) 3590 && selection.mark.col > selection.end.col)
3250 R->selection.mark.col = R->selection.end.col; 3591 selection.mark.col = selection.end.col;
3251} 3592}
3252#endif 3593#endif
3253 3594
3254/* ------------------------------------------------------------------------- */ 3595/* ------------------------------------------------------------------------- */
3255/* 3596/*
3256 * Double click on button 3 when already selected 3597 * Double click on button 3 when already selected
3257 * EXT: button 3 double click 3598 * EXT: button 3 double click
3258 */ 3599 */
3259/* EXTPROTO */
3260void 3600void
3261rxvt_selection_rotate(pR_ int x, int y) 3601rxvt_term::selection_rotate (int x, int y) NOTHROW
3262{ 3602{
3263 R->selection.clicks = R->selection.clicks % 3 + 1; 3603 selection.clicks = selection.clicks % 3 + 1;
3264 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3604 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3265} 3605}
3266
3267/* ------------------------------------------------------------------------- */
3268/*
3269 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3270 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3271 * the X11 protocol.
3272 */
3273typedef CARD32 Atom32;
3274 3606
3275/* ------------------------------------------------------------------------- */ 3607/* ------------------------------------------------------------------------- */
3276/* 3608/*
3277 * Respond to a request for our current selection 3609 * Respond to a request for our current selection
3278 * EXT: SelectionRequest 3610 * EXT: SelectionRequest
3279 */ 3611 */
3280/* EXTPROTO */
3281void 3612void
3282rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3613rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3283{ 3614{
3284 XSelectionEvent ev; 3615 XSelectionEvent ev;
3616
3617 ev.type = SelectionNotify;
3618 ev.property = None;
3619 ev.display = rq.display;
3620 ev.requestor = rq.requestor;
3621 ev.selection = rq.selection;
3622 ev.target = rq.target;
3623 ev.time = rq.time;
3624
3625 if (rq.target == xa[XA_TARGETS])
3626 {
3627 Atom target_list[6];
3628 Atom *target = target_list;
3629
3630 *target++ = xa[XA_TARGETS];
3631 *target++ = xa[XA_TIMESTAMP];
3632 *target++ = XA_STRING;
3633 *target++ = xa[XA_TEXT];
3634 *target++ = xa[XA_COMPOUND_TEXT];
3635#if X_HAVE_UTF8_STRING
3636 *target++ = xa[XA_UTF8_STRING];
3637#endif
3638
3639 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3640 32, PropModeReplace,
3641 (unsigned char *)target_list, target - target_list);
3642 ev.property = rq.property;
3643 }
3644#if TODO // TODO
3645 else if (rq.target == xa[XA_MULTIPLE])
3646 {
3647 /* TODO: Handle MULTIPLE */
3648 }
3649#endif
3650 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3651 {
3652 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3653 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3654 ev.property = rq.property;
3655 }
3656 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3657 {
3658 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3659 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3660 ev.property = rq.property;
3661 }
3662 else if (rq.target == XA_STRING
3663 || rq.target == xa[XA_TEXT]
3664 || rq.target == xa[XA_COMPOUND_TEXT]
3665 || rq.target == xa[XA_UTF8_STRING]
3666 )
3667 {
3668 XTextProperty ct;
3669 Atom target = rq.target;
3670 short freect = 0;
3671 int selectlen;
3672 wchar_t *cl;
3673 enum {
3674 enc_string = XStringStyle,
3675 enc_text = XStdICCTextStyle,
3676 enc_compound_text = XCompoundTextStyle,
3677#ifdef X_HAVE_UTF8_STRING
3678 enc_utf8 = XUTF8StringStyle,
3679#else
3680 enc_utf8 = -1,
3681#endif
3682 } style;
3683
3684 if (target == XA_STRING)
3685 // we actually don't do XA_STRING, but who cares, as i18n clients
3686 // will ask for another format anyways.
3687 style = enc_string;
3688 else if (target == xa[XA_TEXT])
3689 style = enc_text;
3690 else if (target == xa[XA_COMPOUND_TEXT])
3691 style = enc_compound_text;
3692#if !ENABLE_MINIMAL
3693 else if (target == xa[XA_UTF8_STRING])
3694 style = enc_utf8;
3695#endif
3696 else
3697 {
3698 target = xa[XA_COMPOUND_TEXT];
3699 style = enc_compound_text;
3700 }
3701
3702 if (rq.selection == XA_PRIMARY && selection.text)
3703 {
3704 cl = selection.text;
3705 selectlen = selection.len;
3706 }
3707 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3708 {
3709 cl = selection.clip_text;
3710 selectlen = selection.clip_len;
3711 }
3712 else
3713 {
3714 cl = L"";
3715 selectlen = 0;
3716 }
3717
3718#if !ENABLE_MINIMAL
3719 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3720 // so recode it manually
3721 if (style == enc_utf8)
3722 {
3723 freect = 1;
3724 ct.encoding = target;
3725 ct.format = 8;
3726 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3727 ct.nitems = strlen ((char *)ct.value);
3728 }
3729 else
3730#endif
3731 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3732 freect = 1;
3733 else
3734 {
3735 /* if we failed to convert then send it raw */
3736 ct.value = (unsigned char *)cl;
3737 ct.nitems = selectlen;
3738 ct.encoding = target;
3739 }
3740
3741 XChangeProperty (dpy, rq.requestor, rq.property,
3742 ct.encoding, 8, PropModeReplace,
3743 ct.value, (int)ct.nitems);
3744 ev.property = rq.property;
3745
3746 if (freect)
3747 XFree (ct.value);
3748 }
3749
3750 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3751}
3752
3753/* ------------------------------------------------------------------------- */
3285#ifdef USE_XIM 3754#ifdef USE_XIM
3286 Atom32 target_list[4]; 3755void
3287#else 3756rxvt_term::im_set_position (XPoint &pos) NOTHROW
3288 Atom32 target_list[3]; 3757{
3289#endif 3758 XWindowAttributes xwa;
3290 Atom target;
3291 XTextProperty ct;
3292 XICCEncodingStyle style;
3293 char *cl[2], dummy[1];
3294 3759
3295 ev.type = SelectionNotify; 3760 XGetWindowAttributes (dpy, vt, &xwa);
3296 ev.property = None;
3297 ev.display = rq->display;
3298 ev.requestor = rq->requestor;
3299 ev.selection = rq->selection;
3300 ev.target = rq->target;
3301 ev.time = rq->time;
3302 3761
3303 if (rq->target == R->xa[XA_TARGETS]) { 3762 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3304 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3763 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3305 target_list[1] = (Atom32) XA_STRING; 3764}
3306 target_list[2] = (Atom32) R->xa[XA_TEXT];
3307#ifdef USE_XIM
3308 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3309#endif 3765#endif
3310 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3311 (8 * sizeof(target_list[0])), PropModeReplace,
3312 (unsigned char *)target_list,
3313 (sizeof(target_list) / sizeof(target_list[0])));
3314 ev.property = rq->property;
3315 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3316 /* TODO: Handle MULTIPLE */
3317 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3318 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3319 (8 * sizeof(Time)), PropModeReplace,
3320 (unsigned char *)&R->selection_time, 1);
3321 ev.property = rq->property;
3322 } else if (rq->target == XA_STRING
3323 || rq->target == R->xa[XA_COMPOUND_TEXT]
3324 || rq->target == R->xa[XA_TEXT]) {
3325#ifdef USE_XIM
3326 short freect = 0;
3327#endif
3328 int selectlen;
3329 3766
3330#ifdef USE_XIM 3767#if ENABLE_OVERLAY
3331 if (rq->target != XA_STRING) { 3768void
3332 target = R->xa[XA_COMPOUND_TEXT]; 3769rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3333 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3770{
3334 ? XCompoundTextStyle : XStdICCTextStyle; 3771 if (nrow < 1 || ncol < 1)
3335 } else 3772 return;
3336#endif 3773
3337 { 3774 want_refresh = 1;
3338 target = XA_STRING; 3775
3339 style = XStringStyle; 3776 scr_overlay_off ();
3340 } 3777
3341 if (R->selection.text) { 3778 if (x < 0) x = ncol - w;
3342 cl[0] = (char *)R->selection.text; 3779 if (y < 0) y = nrow - h;
3343 selectlen = R->selection.len; 3780
3344 } else { 3781 // make space for border
3345 cl[0] = dummy; 3782 w += 2; min_it (w, ncol);
3346 *dummy = '\0'; 3783 h += 2; min_it (h, nrow);
3347 selectlen = 0; 3784
3348 } 3785 x -= 1; clamp_it (x, 0, ncol - w);
3349#ifdef USE_XIM 3786 y -= 1; clamp_it (y, 0, nrow - h);
3350 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3787
3351 == Success) /* if we failed to convert then send it raw */ 3788 ov.x = x; ov.y = y;
3352 freect = 1; 3789 ov.w = w; ov.h = h;
3790
3791 ov.text = new text_t *[h];
3792 ov.rend = new rend_t *[h];
3793
3794 for (y = 0; y < h; y++)
3795 {
3796 text_t *tp = ov.text[y] = new text_t[w];
3797 rend_t *rp = ov.rend[y] = new rend_t[w];
3798
3799 text_t t0, t1, t2;
3800 rend_t r = OVERLAY_RSTYLE;
3801
3802 if (y == 0)
3803 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3804 else if (y < h - 1)
3805 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3353 else 3806 else
3354#endif 3807 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3355 { 3808
3356 ct.value = (unsigned char *)cl[0]; 3809 *tp++ = t0;
3357 ct.nitems = selectlen; 3810 *rp++ = r;
3811
3812 for (x = w - 2; x > 0; --x)
3358 } 3813 {
3359 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3814 *tp++ = t1;
3360 target, 8, PropModeReplace, 3815 *rp++ = r;
3361 ct.value, (int)ct.nitems); 3816 }
3362 ev.property = rq->property; 3817
3363#ifdef USE_XIM 3818 *tp = t2;
3364 if (freect) 3819 *rp = r;
3365 XFree(ct.value); 3820 }
3366#endif 3821}
3822
3823void
3824rxvt_term::scr_overlay_off () NOTHROW
3825{
3826 if (!ov.text)
3827 return;
3828
3829 want_refresh = 1;
3830
3831 for (int y = 0; y < ov.h; y++)
3367 } 3832 {
3368 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3833 delete [] ov.text[y];
3834 delete [] ov.rend[y];
3835 }
3836
3837 delete [] ov.text; ov.text = 0;
3838 delete [] ov.rend; ov.rend = 0;
3369} 3839}
3370 3840
3841void
3842rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3843{
3844 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3845 return;
3846
3847 x++, y++;
3848
3849 ov.text[y][x] = text;
3850 ov.rend[y][x] = rend;
3851}
3852
3853void
3854rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3855{
3856 while (*s)
3857 scr_overlay_set (x++, y, *s++);
3858}
3859
3860void
3861rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3862{
3863 while (*s)
3864 {
3865 text_t t = *s++;
3866 int width = WCWIDTH (t);
3867
3868 while (width--)
3869 {
3870 scr_overlay_set (x++, y, t);
3871 t = NOCHAR;
3872 }
3873 }
3874}
3875
3876void
3877rxvt_term::scr_swap_overlay () NOTHROW
3878{
3879 if (!ov.text)
3880 return;
3881
3882 // hide cursor if it is within the overlay area
3883 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3884 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3885 screen.flags &= ~Screen_VisibleCursor;
3886
3887 // swap screen mem with overlay
3888 for (int y = ov.h; y--; )
3889 {
3890 text_t *t1 = ov.text[y];
3891 rend_t *r1 = ov.rend[y];
3892
3893 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3894 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3895
3896 for (int x = ov.w; x--; )
3897 {
3898 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3899 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3900 }
3901 }
3902}
3903
3904#endif
3371/* ------------------------------------------------------------------------- * 3905/* ------------------------------------------------------------------------- */
3372 * MOUSE ROUTINES *
3373 * ------------------------------------------------------------------------- */
3374 3906
3375/*
3376 * return col/row values corresponding to x/y pixel values
3377 */
3378/* EXTPROTO */
3379void
3380rxvt_pixel_position(pR_ int *x, int *y)
3381{
3382 *x = Pixel2Col(*x);
3383/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3384 *y = Pixel2Row(*y);
3385/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3386}
3387/* ------------------------------------------------------------------------- */
3388#ifdef USE_XIM
3389/* EXTPROTO */
3390void
3391rxvt_setPosition(pR_ XPoint *pos)
3392{
3393 XWindowAttributes xwa;
3394
3395 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3396 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3397 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3398 - R->TermWin.lineSpace;
3399}
3400#endif
3401/* ------------------------------------------------------------------------- */
3402
3403/* ------------------------------------------------------------------------- *
3404 * DEBUG ROUTINES *
3405 * ------------------------------------------------------------------------- */
3406#if 0
3407/* INTPROTO */
3408void
3409rxvt_debug_colors(void)
3410{
3411 int color;
3412 const char *name[] = {
3413 "fg", "bg",
3414 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3415 };
3416
3417 fprintf(stderr, "Color ( ");
3418 if (R->rstyle & RS_RVid)
3419 fprintf(stderr, "rvid ");
3420 if (R->rstyle & RS_Bold)
3421 fprintf(stderr, "bold ");
3422 if (R->rstyle & RS_Blink)
3423 fprintf(stderr, "blink ");
3424 if (R->rstyle & RS_Uline)
3425 fprintf(stderr, "uline ");
3426 fprintf(stderr, "): ");
3427
3428 color = GET_FGCOLOR(R->rstyle);
3429#ifndef NO_BRIGHTCOLOR
3430 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3431 color -= (minBrightCOLOR - minCOLOR);
3432 fprintf(stderr, "bright ");
3433 }
3434#endif
3435 fprintf(stderr, "%s on ", name[color]);
3436
3437 color = GET_BGCOLOR(R->rstyle);
3438#ifndef NO_BRIGHTCOLOR
3439 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3440 color -= (minBrightCOLOR - minCOLOR);
3441 fprintf(stderr, "bright ");
3442 }
3443#endif
3444 fprintf(stderr, "%s\n", name[color]);
3445}
3446#endif

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