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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.10 by pcg, Thu Dec 18 08:06:46 2003 UTC vs.
Revision 1.360 by sf-exg, Wed Jan 5 22:29:50 2011 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.10 2003/12/18 08:06:46 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
36#include "salloc.C" // HACK!! 33#include "salloc.C" // HACK, should be a separate compile!
37 34
35static inline void
38inline void fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
39{ 37{
40 while (len--) 38 while (len--)
41 *start++ = value; 39 *start++ = value;
42} 40}
43 41
44/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384 43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */ 45#define TABSIZE 8 /* default tab size */
47 46
48/* ------------------------------------------------------------------------- * 47/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 49 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 50#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 51 if (option (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 52 view_start = 0
54#define CLEAR_SELECTION(R) \ 53#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 54 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 56#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 57 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 58 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 59 = selection.end.row = selection.end.col = 0
61 60
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 62 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 64 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 66 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 68 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 70 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 71#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 72 (((A) == (C)) && ((B) <= (D)))
74 73
75/* these must be row_col_t */ 74/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 75#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 77#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 83#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) 84 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) \ 85#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) 86 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 87
89/* 88/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 89 * 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 */ 90 */
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) \ 91#define CLEAR_CHARS(x, y, num) \
103 if (R->TermWin.mapped) \ 92 if (mapped) \
104 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 93 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel(num), \ 94 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 95 (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 96
114/* ------------------------------------------------------------------------- * 97/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 98 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 99 * ------------------------------------------------------------------------- */
100
117/* Fill part/all of a line with blanks. */ 101/* Fill part/all of a line with blanks. */
118void 102void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 103rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 104{
121 efs &= ~RS_baseattrMask; 105 if (!l.t)
106 {
107 lalloc (l);
108 col = 0;
109 width = ncol;
110 }
111
112 l.touch ();
113
114 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 115 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
116
117 text_t *et = l.t + col;
118 rend_t *er = l.r + col;
123 119
124 while (width--) 120 while (width--)
125 { 121 {
126 *et++ = ' '; 122 *et++ = ' ';
127 *er++ = efs; 123 *er++ = efs;
… …
129} 125}
130 126
131/* ------------------------------------------------------------------------- */ 127/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 128/* Fill a full line with blanks - make sure it is allocated first */
133void 129void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 130rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 131{
136#ifdef DEBUG_STRICT 132 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 }
144 133
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 134 l.l = 0;
135 l.f = 0;
136}
137
138// nuke a single wide character at the given column
139void
140rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
141{
142 // find begin
143 while (col > 0 && l.t[col] == NOCHAR)
144 col--;
145
146 rend_t rend = l.r[col] & ~RS_baseattrMask;
147 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
148
149 l.touch ();
150
151 // found start, nuke
152 do {
153 l.t[col] = ' ';
154 l.r[col] = rend;
155 col++;
156 } while (col < ncol && l.t[col] == NOCHAR);
146} 157}
147 158
148/* ------------------------------------------------------------------------- * 159/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 160 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 161 * ------------------------------------------------------------------------- */
162
151void 163void
152rxvt_term::scr_reset () 164rxvt_term::scr_reset ()
153{ 165{
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; 166 view_start = 0;
162 num_scr = 0; 167 num_scr = 0;
163 168
164 if (TermWin.ncol == 0) 169 if (ncol == 0)
165 TermWin.ncol = 80; 170 ncol = 80;
166 171
167 if (TermWin.nrow == 0) 172 if (nrow == 0)
168 TermWin.nrow = 24; 173 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 174
173 if (ncol == prev_ncol && nrow == prev_nrow) 175 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 176 return;
175 177
178 // we need at least two lines for wrapping to work correctly
179 while (nrow + saveLines < 2)
180 {
181 //TODO//FIXME
182 saveLines++;
183 prev_nrow--;
184 top_row--;
185 }
186
176 want_refresh = 1; 187 want_refresh = 1;
177 188
189 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 190 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 191
181 screen.tscroll = 0; 192 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 193 screen.bscroll = nrow - 1;
183 194
184 if (!talloc) 195 if (!row_buf)
185 { 196 {
197 /*
198 * first time called so just malloc everything: don't rely on realloc
199 */
200 top_row = 0;
201 term_start = 0;
202
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 204 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 *));
200 205
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 206 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 209
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 210 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 } 211 {
212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
215 }
217 216
218 MEMSET(charsets, 'B', sizeof(charsets)); 217 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 218 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 219 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 220 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 221 screen.charset = 0;
224 current_screen = PRIMARY; 222 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 223 scr_cursor (SAVE);
226 224
227#if NSCREENS 225#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 226 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 227 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 228 swap.charset = 0;
231 current_screen = SECONDARY; 229 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 230 scr_cursor (SAVE);
233 current_screen = PRIMARY; 231 current_screen = PRIMARY;
234#endif 232#endif
235 233
236 selection.text = NULL; 234 selection.text = NULL;
237 selection.len = 0; 235 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 236 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 237 selection.screen = PRIMARY;
240 selection.clicks = 0; 238 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this); 239 selection.clip_text = NULL;
242 rvideo = 0; 240 selection.clip_len = 0;
243 } 241 }
244 else 242 else
245 { 243 {
246 /* 244 /*
247 * add or delete rows as appropriate 245 * add or delete rows as appropriate
248 */ 246 */
249 setrstyle = DEFAULT_RSTYLE;
250 247
248 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
249 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
250
251#if 0
251 if (nrow < prev_nrow) 252 if (nrow < prev_nrow)
252 { 253 {
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++) 254 for (int row = nrow; row < prev_nrow; row++)
258 { 255 {
259 q = p + TermWin.saveLines; 256 lfree (swap_buf [row]);
260 if (screen.text[q]) 257 lfree (drawn_buf[row]);
258 }
259 }
260#endif
261
262 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
263 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
264
265 for (int row = min (nrow, prev_nrow); row--; )
266 {
267 lresize (drawn_buf[row]);
268 lresize (swap_buf [row]);
269 }
270
271 for (int row = prev_nrow; row < nrow; row++)
272 {
273 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
274 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
275 }
276
277 line_t *old_buf = row_buf;
278 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
279
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row
283
284 if (top_row)
285 {
286 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
287 // to come up with a lean and mean algorithm.
288 // TODO: maybe optimise when width didn't change
289
290 row_col_t ocur = screen.cur;
291 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
292
293 do
294 {
295 p = MOD (p - 1, prev_total_rows);
296 assert (old_buf [MOD (p, prev_total_rows)].t);
297 int plines = 1;
298 int llen = old_buf [MOD (p, prev_total_rows)].l;
299
300 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 301 {
262#ifdef DEBUG_STRICT 302 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 303
264#endif 304 plines++;
265 talloc->free (screen.text[q]); 305 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 306 }
268 if (swap.text[p]) 307
308 int qlines = max (0, (llen - 1) / ncol) + 1;
309
310 // drop partial lines completely
311 if (q < qlines)
312 break;
313
314 q -= qlines;
315
316 int lofs = 0;
317 line_t *qline;
318
319 // re-assemble the full line by destination lines
320 for (int qrow = q; qlines--; qrow++)
269 { 321 {
270#ifdef DEBUG_STRICT 322 qline = row_buf + qrow;
271 assert (swap.rend[p]); 323 lalloc (*qline);
272#endif 324 qline->l = ncol;
273 talloc->free (swap.text[p]); 325 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 326
327 int qcol = 0;
328
329 // see below for cursor adjustment rationale
330 if (p == ocur.row)
331 screen.cur.row = q - (total_rows - nrow);
332
333 // fill a single destination line
334 while (lofs < llen && qcol < ncol)
335 {
336 int prow = lofs / prev_ncol;
337 int pcol = lofs % prev_ncol;
338
339 prow = MOD (p + prow, prev_total_rows);
340
341 // we only adjust the cursor _row_ and put it into
342 // the topmost line of "long line" it was in, as
343 // this seems to upset applications/shells/readline
344 // least.
345 if (prow == ocur.row)
346 screen.cur.row = q - (total_rows - nrow);
347
348 line_t &pline = old_buf [prow];
349
350 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
351
352 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
353 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
354
355 lofs += len;
356 qcol += len;
357 }
275 } 358 }
276#ifdef DEBUG_STRICT 359
277 assert (drawn_text[p] && drawn_rend[p]); 360 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 361 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 362 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 363 }
364 while (p != pend && q > 0);
282 365
283 /* we have fewer rows so fix up cursor position */ 366 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 367 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 368
287 scr_reset_realloc (); /* realloc _last_ */ 369 // make sure all terminal lines exist
288 } 370 while (top_row > 0)
289 else if (nrow > prev_nrow) 371 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 372 }
291 /* add rows */ 373 else
292 scr_reset_realloc (); /* realloc _first_ */ 374 {
375 // if no scrollback exists (yet), wing, instead of wrap
293 376
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 377 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 { 378 {
300 screen.tlen[p] = 0; 379 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 380 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 381
382 qline = pline;
383 lresize (qline);
303 } 384 }
304 385
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++) 386 for (int row = prev_nrow; row < nrow; row++)
309 { 387 {
310 swap.tlen[p] = 0; 388 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 } 389 }
318 390
319 if (k > 0) 391 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 { 392 }
340 int common = min (prev_ncol, ncol); 393
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 394 free (old_buf);
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 395 delete old_ta;
396 delete old_ra;
397
398 clamp_it (screen.cur.row, 0, nrow - 1);
399 clamp_it (screen.cur.col, 0, ncol - 1);
343 400 }
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;
350 401
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); 402 free (tabs);
395 } 403 tabs = (char *)rxvt_malloc (ncol);
404
405 for (int col = ncol; col--; )
406 tabs [col] = col % TABSIZE == 0;
407
408 CLEAR_ALL_SELECTION ();
396 409
397 prev_nrow = nrow; 410 prev_nrow = nrow;
398 prev_ncol = ncol; 411 prev_ncol = ncol;
399 412
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 (); 413 tt_winch ();
406}
407 414
408void 415 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} 416}
430 417
431/* ------------------------------------------------------------------------- */ 418/* ------------------------------------------------------------------------- */
432/* 419/*
433 * Free everything. That way malloc debugging can find leakage. 420 * Free everything. That way malloc debugging can find leakage.
434 */ 421 */
435void 422void
436rxvt_term::scr_release() 423rxvt_term::scr_release () NOTHROW
437{ 424{
438 uint16_t total_rows; 425 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 } 426 {
450#endif 427 delete talloc; talloc = 0;
428 delete ralloc; ralloc = 0;
451 429
452 delete talloc; 430 free (row_buf);
453 delete ralloc; 431 free (swap_buf);
432 free (drawn_buf);
433 row_buf = 0; // signal that we freed all the arrays above
454 434
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); 435 free (tabs);
466 436 tabs = 0;
467 /* NULL these so if anything tries to use them, we'll know about it */ 437 }
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} 438}
475 439
476/* ------------------------------------------------------------------------- */ 440/* ------------------------------------------------------------------------- */
477/* 441/*
478 * Hard reset 442 * Hard/Soft reset
479 */ 443 */
480/* EXTPROTO */
481void 444void
482rxvt_scr_poweron(pR) 445rxvt_term::scr_poweron ()
483{ 446{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 447 scr_release ();
487 R->prev_nrow = R->prev_ncol = 0; 448 prev_nrow = prev_ncol = 0;
449 rvideo_mode = false;
450 scr_soft_reset ();
488 R->scr_reset (); 451 scr_reset ();
489 452
490 rxvt_scr_clear (aR); 453 scr_clear (true);
491 rxvt_scr_refresh (aR_ SLOW_REFRESH); 454 scr_refresh ();
492#ifdef RXVT_GRAPHICS 455}
493 rxvt_Gr_reset (aR); 456
457void
458rxvt_term::scr_soft_reset ()
459{
460 /* only affects modes, nothing drastic such as clearing the screen */
461#if ENABLE_OVERLAY
462 scr_overlay_off ();
494#endif 463#endif
464
465 if (current_screen != PRIMARY)
466 scr_swap_screen ();
467
468 scr_scroll_region (0, MAX_ROWS - 1);
469 scr_rendition (0, ~RS_None);
470 scr_insert_mode (0);
495} 471}
496 472
497/* ------------------------------------------------------------------------- * 473/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 474 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 475 * ------------------------------------------------------------------------- */
500/* 476/*
501 * Save and Restore cursor 477 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 478 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 479 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 480 */
505/* EXTPROTO */
506void 481void
507rxvt_scr_cursor(pR_ int mode) 482rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 483{
509 screen_t *s; 484 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 485
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 486#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 487 if (current_screen == SECONDARY)
515 s = &(R->swap); 488 s = &swap;
516 else 489 else
517#endif 490#endif
518 s = &(R->screen); 491 s = &screen;
492
519 switch (mode) { 493 switch (mode)
494 {
520 case SAVE: 495 case SAVE:
521 s->s_cur.row = s->cur.row; 496 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 497 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 498 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 499 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 500 s->s_charset_char = charsets[screen.charset];
526 break; 501 break;
502
527 case RESTORE: 503 case RESTORE:
528 R->want_refresh = 1; 504 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 505 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 506 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 507 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 508 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 509 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 510 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 511 set_font_style ();
536 break; 512 break;
537 } 513 }
514
538/* boundary check in case screen size changed between SAVE and RESTORE */ 515 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 516 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 517 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 518 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 519 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */ 520}
545 MAX_IT(s->cur.row, 0); 521
546 MAX_IT(s->cur.col, 0); 522void
547#endif 523rxvt_term::scr_swap_screen ()
524{
525 if (!option (Opt_secondaryScreen))
526 return;
527
528 for (int i = prev_nrow; i--; )
529 ::swap (ROW(i), swap_buf [i]);
530
531 ::swap (screen.cur, swap.cur);
532
533 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
534 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 535}
549 536
550/* ------------------------------------------------------------------------- */ 537/* ------------------------------------------------------------------------- */
551/* 538/*
552 * Swap between primary and secondary screens 539 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 540 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 541 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 542 */
556/* EXTPROTO */ 543void
557int
558rxvt_scr_change_screen(pR_ int scrn) 544rxvt_term::scr_change_screen (int scrn)
559{ 545{
560 int i; 546 if (scrn == current_screen)
547 return;
548
549 want_refresh = 1;
550 view_start = 0;
551
552 selection_check (2); /* check for boundary cross */
553
554 current_screen = scrn;
555
561#if NSCREENS 556#if NSCREENS
562 int offset; 557 if (option (Opt_secondaryScreen))
563#endif 558 {
564
565 R->want_refresh = 1;
566
567 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
568
569 R->TermWin.view_start = 0;
570
571 if (R->current_screen == scrn)
572 return R->current_screen;
573
574 rxvt_selection_check(aR_ 2); /* check for boundary cross */
575
576 SWAP_IT(R->current_screen, scrn, int);
577#if NSCREENS
578 R->num_scr = 0; 559 num_scr = 0;
579 offset = R->TermWin.saveLines; 560
580 for (i = R->prev_nrow; i--;) { 561 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 562
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 563 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 564 ::swap (screen.flags, swap.flags);
584 }
585 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
586 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
587# ifdef DEBUG_STRICT
588 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
589 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
590# else /* drive with your eyes closed */
591 MAX_IT(R->screen.cur.row, 0);
592 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
593 MAX_IT(R->screen.cur.col, 0);
594 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
595# endif
596 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
597 SWAP_IT(R->screen.flags, R->swap.flags, int);
598 R->screen.flags |= Screen_VisibleCursor; 565 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 566 swap.flags |= Screen_VisibleCursor;
600
601# ifdef RXVT_GRAPHICS
602
603 if (rxvt_Gr_Displayed(aR)) {
604 rxvt_Gr_scroll(aR_ 0);
605 rxvt_Gr_ChangeScreen(aR);
606 } 567 }
568 else
607# endif 569#endif
608#else 570 if (option (Opt_secondaryScroll))
609# ifdef SCROLL_ON_NO_SECONDARY
610# ifdef RXVT_GRAPHICS
611 if (rxvt_Gr_Displayed(aR))
612 rxvt_Gr_ClearScreen(aR);
613# endif
614 if (R->current_screen == PRIMARY
615# ifdef RXVT_GRAPHICS
616 && !rxvt_Gr_Displayed(aR)
617# endif
618 )
619 R->scr_scroll_text(0, (R->prev_nrow - 1), R->prev_nrow, 0); 571 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 572}
621#endif 573
574// clear WrapNext indicator, solidifying position on next line
575void
576rxvt_term::scr_do_wrap () NOTHROW
577{
578 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 579 return;
580
581 screen.flags &= ~Screen_WrapNext;
582
583 screen.cur.col = 0;
584
585 if (screen.cur.row == screen.bscroll)
586 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
587 else if (screen.cur.row < nrow - 1)
588 screen.cur.row++;
623} 589}
624 590
625/* ------------------------------------------------------------------------- */ 591/* ------------------------------------------------------------------------- */
626/* 592/*
627 * Change the colour for following text 593 * Change the colour for following text
628 */ 594 */
629/* EXTPROTO */
630void 595void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 596rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 597{
598 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 599 color = fgbg;
600
634 if (fgbg == Color_fg) 601 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 602 rstyle = SET_FGCOLOR (rstyle, color);
636 else 603 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 604 rstyle = SET_BGCOLOR (rstyle, color);
638} 605}
639 606
640/* ------------------------------------------------------------------------- */ 607/* ------------------------------------------------------------------------- */
641/* 608/*
642 * Change the rendition style for following text 609 * Change the rendition style for following text
643 */ 610 */
644/* EXTPROTO */
645void 611void
646rxvt_scr_rendition(pR_ int set, int style) 612rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 613{
648 if (set) 614 if (set)
649 R->rstyle |= style; 615 rstyle |= style;
650 else if (style == ~RS_None) 616 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 617 rstyle = DEFAULT_RSTYLE;
652 else 618 else
653 R->rstyle &= ~style; 619 rstyle &= ~style;
654} 620}
655 621
656/* ------------------------------------------------------------------------- */ 622/* ------------------------------------------------------------------------- */
657/* 623/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 624 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 625 * count positive ==> scroll up
660 * count negative ==> scroll down 626 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 627 */
663int 628int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 629rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 630{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 631 if (count == 0 || (row1 > row2))
670 return 0; 632 return 0;
671 633
672 want_refresh = 1; 634 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 635 num_scr += count;
674 636
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 637 if (count > 0
638 && row1 == 0
639 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
640 {
641 top_row = max (top_row - count, -saveLines);
642
643 // scroll everything up 'count' lines
644 term_start = (term_start + count) % total_rows;
645
646 // sever bottommost line
676 { 647 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 648 line_t &l = ROW(row2 - count);
678 649 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 650 l.touch ();
680 TermWin.nscrolled = TermWin.saveLines;
681 else
682 TermWin.nscrolled = (uint16_t)nscrolled;
683
684 if ((Options & Opt_scrollWithBuffer)
685 && TermWin.view_start != 0
686 && TermWin.view_start != TermWin.saveLines)
687 rxvt_scr_page (this, UP, count);
688 } 651 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 652
692 row2 += TermWin.saveLines; 653 // erase newly scrolled-in lines
654 for (int i = count; i--; )
655 {
656 line_t &l = ROW(nrow - 1 - i);
693 657
658 // optimize if already cleared, can be significant on slow machines
659 // could be rolled into scr_blank_screen_mem
660 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
661 {
662 scr_blank_line (l, 0, l.l, rstyle);
663 l.l = 0;
664 l.f = 0;
665 }
666 else
667 scr_blank_screen_mem (l, rstyle);
668 }
669
670 // now copy lines below the scroll region bottom to the
671 // bottom of the screen again, so they look as if they
672 // hadn't moved.
673 for (int i = nrow; --i > row2; )
674 {
675 line_t &l1 = ROW(i - count);
676 line_t &l2 = ROW(i);
677
678 ::swap (l1, l2);
679 l2.touch ();
680 }
681
682 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 683 if (selection.op && current_screen == selection.screen)
695 {
696 i = selection.beg.row + TermWin.saveLines;
697 j = selection.end.row + TermWin.saveLines;
698 if ((i < row1 && j > row1)
699 || (i < row2 && j > row2)
700 || (i - count < row1 && i >= row1)
701 || (i - count > row2 && i <= row2)
702 || (j - count < row1 && j >= row1)
703 || (j - count > row2 && j <= row2))
704 {
705 CLEAR_ALL_SELECTION (this);
706 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
707 } 684 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 685 selection.beg.row -= count;
712 selection.end.row -= count; 686 selection.end.row -= count;
713 selection.mark.row -= count; 687 selection.mark.row -= count;
688
689 if (selection.beg.row < top_row
690 || selection.end.row < top_row
691 || selection.mark.row < top_row)
692 {
693 CLEAR_ALL_SELECTION ();
694 selection.op = SELECTION_CLEAR;
714 } 695 }
715 }
716
717 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */
718
719 num_scr += count;
720 j = count;
721
722 if (count < 0)
723 count = -count;
724
725 i = row2 - row1 + 1;
726 MIN_IT(count, i);
727
728 if (j > 0)
729 {
730 /* A: scroll up */
731
732 /* A1: Copy lines that will get clobbered by the rotation */
733 for (i = 0, j = row1; i < count; i++, j++)
734 { 696 }
735 buf_text[i] = screen.text[j]; 697
736 buf_rend[i] = screen.rend[j]; 698 // finally move the view window, if desired
699 if (option (Opt_scrollWithBuffer)
700 && view_start != 0
701 && view_start != -saveLines)
702 scr_page (UP, count);
703
704 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
705 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
706 }
707 else
708 {
709 if (selection.op && current_screen == selection.screen)
737 } 710 {
738 /* A2: Rotate lines */ 711 if ((selection.beg.row < row1 && selection.end.row > row1)
739 for (j = row1, i = j + count; i <= row2; i++, j++) 712 || (selection.beg.row < row2 && selection.end.row > row2)
713 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
714 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
715 || (selection.end.row - count < row1 && selection.end.row >= row1)
716 || (selection.end.row - count > row2 && selection.end.row <= row2))
717 {
718 CLEAR_ALL_SELECTION ();
719 selection.op = SELECTION_CLEAR;
720 }
721 else if (selection.end.row >= row1 && selection.end.row <= row2)
722 {
723 /* move selected region too */
724 selection.beg.row -= count;
725 selection.end.row -= count;
726 selection.mark.row -= count;
727
728 selection_check (0);
729 }
740 { 730 }
741 screen.tlen[j] = screen.tlen[i]; 731
742 screen.text[j] = screen.text[i]; 732 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 733 // part of scr_scroll_text is not time-critical.
734
735 int rows = row2 - row1 + 1;
736
737 min_it (count, rows);
738
739 line_t *temp_buf = row_buf + total_rows;
740
741 for (int row = 0; row < rows; row++)
744 } 742 {
745 j = row2 - count + 1, i = count; 743 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750 744
751 /* B1: Copy lines that will get clobbered by the rotation */ 745 if (!IN_RANGE_EXC (row + count, 0, rows))
752 for (i = 0, j = row2; i < count; i++, j--) 746 scr_blank_screen_mem (temp_buf [row], rstyle);
753 { 747 }
754 buf_text[i] = screen.text[j];
755 buf_rend[i] = screen.rend[j];
756 }
757 /* B2: Rotate lines */
758 for (j = row2, i = j - count; i >= row1; i--, j--)
759 {
760 screen.tlen[j] = screen.tlen[i];
761 screen.text[j] = screen.text[i];
762 screen.rend[j] = screen.rend[i];
763 }
764 j = row1, i = count;
765 count = -count;
766 }
767 748
768 /* C: Resurrect lines */ 749 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 750 ROW(row1 + row) = temp_buf [row];
770 { 751 }
771 screen.tlen[j] = 0;
772 screen.text[j] = buf_text[i];
773 screen.rend[j] = buf_rend[i];
774
775 if (!spec) /* line length may not equal TermWin.ncol */
776 scr_blank_screen_mem (screen.text, screen.rend,
777 (unsigned int)j, rstyle);
778 }
779
780#ifdef RXVT_GRAPHICS
781 if (rxvt_Gr_Displayed (this))
782 rxvt_Gr_scroll(this, count);
783#endif
784 752
785 return count; 753 return count;
786} 754}
787 755
788/* ------------------------------------------------------------------------- */ 756/* ------------------------------------------------------------------------- */
789/* 757/*
790 * Add text given in <str> of length <len> to screen struct 758 * Add text given in <str> of length <len> to screen struct
791 */ 759 */
792/* EXTPROTO */
793void 760void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 761rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
795{ 762{
796 unsigned char checksel, clearsel;
797 uint32_t c;
798 int i, row, last_col;
799 text_t *stp;
800 rend_t *srp;
801
802 if (len <= 0) /* sanity */ 763 if (len <= 0) /* sanity */
803 return; 764 return;
804 765
766 unsigned char checksel;
767 unicode_t c;
768 int ncol = this->ncol;
769 const wchar_t *strend = str + len;
770
805 R->want_refresh = 1; 771 want_refresh = 1;
806 last_col = R->TermWin.ncol;
807
808 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
809 ZERO_SCROLLBACK(R); 772 ZERO_SCROLLBACK ();
773
810 if (nlines > 0) { 774 if (minlines > 0)
775 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 776 minlines += screen.cur.row - screen.bscroll;
777 min_it (minlines, screen.cur.row - top_row);
778
812 if ((nlines > 0) 779 if (minlines > 0
813 && (R->screen.tscroll == 0) 780 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 781 && screen.bscroll == nrow - 1)
782 {
815 /* _at least_ this many lines need to be scrolled */ 783 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 784 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 785 screen.cur.row -= minlines;
818 } 786 }
819 } 787 }
820#ifdef DEBUG_STRICT 788
821 assert(R->screen.cur.col < last_col); 789 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 790 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 791 && screen.cur.row >= top_row);
824#else /* drive with your eyes closed */ 792 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;
830 793
831 checksel = (R->selection.op 794 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 795
835 stp = R->screen.text[row]; 796 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 797
838 for (i = 0; i < len;) { 798 while (str < strend)
839 c = str[i++]; 799 {
840 switch (c) { 800 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 801
842 rxvt_scr_tab (aR_ 1); 802 if (expect_false (c < 0x20))
803 if (c == C0_LF)
804 {
805 max_it (line->l, screen.cur.col);
806
807 screen.flags &= ~Screen_WrapNext;
808
809 if (screen.cur.row == screen.bscroll)
810 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
811 else if (screen.cur.row < (nrow - 1))
812 row = ++screen.cur.row;
813
814 line = &ROW(row); /* _must_ refresh */
843 continue; 815 continue;
844 case '\n': 816 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 817 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 818 {
819 max_it (line->l, screen.cur.col);
820
847 R->screen.flags &= ~Screen_WrapNext; 821 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 822 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; 823 continue;
855 case '\r': 824 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 825 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 826 {
858 R->screen.flags &= ~Screen_WrapNext; 827 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 828 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 829 }
866 830
831 if (expect_false (
867 if (checksel /* see if we're writing within selection */ 832 checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 833 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 834 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
835 ))
836 {
870 checksel = 0; 837 checksel = 0;
871 clearsel = 1; 838 /*
839 * If we wrote anywhere in the selected area, kill the selection
840 * XXX: should we kill the mark too? Possibly, but maybe that
841 * should be a similar check.
842 */
843 CLEAR_SELECTION ();
844 }
845
846 if (expect_false (screen.flags & Screen_WrapNext))
872 } 847 {
873 if (R->screen.flags & Screen_WrapNext) { 848 scr_do_wrap ();
874 R->screen.tlen[row] = -1; 849
875 if (R->screen.cur.row == R->screen.bscroll) 850 line->l = ncol;
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 851 line->is_longer (1);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 852
878 row = (++R->screen.cur.row) + R->TermWin.saveLines; 853 row = screen.cur.row;
879 stp = R->screen.text[row]; /* _must_ refresh */ 854 line = &ROW(row); /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */ 855 }
881 R->screen.cur.col = 0; 856
882 R->screen.flags &= ~Screen_WrapNext; 857 // some utf-8 decoders "decode" surrogate characters: let's fix this.
858 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
859 c = 0xfffd;
860
861 // rely on wcwidth to tell us the character width, do wcwidth before
862 // further replacements, as wcwidth might return -1 for the line
863 // drawing characters below as they might be invalid in the current
864 // locale.
865 int width = WCWIDTH (c);
866
867 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
883 } 868 {
884 if (R->screen.flags & Screen_Insert) 869 // vt100 special graphics and line drawing
885 rxvt_scr_insdel_chars(aR_ 1, INSERT); 870 // 5f-7e standard vt100
871 // 40-5e rxvt extension for extra curses acs chars
872 static uint16_t vt100_0[62] = { // 41 .. 7e
873 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
874 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
875 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
876 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
877 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
878 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
879 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
880 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
881 };
886 882
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 883 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
888 switch (c)
889 { 884 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 885 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 886 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 } 887 }
888 }
902 889
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 890 if (expect_false (screen.flags & Screen_Insert))
891 scr_insdel_chars (width, INSERT);
904 892
905 stp[R->screen.cur.col] = c; 893 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 894 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 895#if !UNICODE_3
911 int width = wcwidth (c); 896 // trim characters we can't store directly :(
897 if (c >= 0x10000)
898# if ENABLE_COMBINING
899 c = rxvt_composite.compose (c); // map to lower 16 bits
900# else
901 c = 0xfffd;
902# endif
903#endif
904
905 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
906
907 // if the character doesn't fit into the remaining columns...
908 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
912 909 {
913 if (width > 1)
914 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1)
916 {
917
918 srp[R->screen.cur.col] |= RS_wide;
919
920 R->screen.cur.col++;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 }
924 }
925 }
926
927 if (R->screen.cur.col < last_col - 1)
928 R->screen.cur.col++;
929 else {
930 R->screen.tlen[row] = last_col;
931 if (R->screen.flags & Screen_Autowrap) 910 if (screen.flags & Screen_Autowrap)
911 {
912 // ... artificially enlargen the previous one
913 c = NOCHAR;
914 // and try the same character next loop iteration
915 --str;
916 }
917 else
918 screen.cur.col = ncol - width;
919 }
920
921 // nuke the character at this position, if required
922 // due to wonderful coincidences everywhere else in this loop
923 // we never have to check for overwriting a wide char itself,
924 // only its tail.
925 if (expect_false (line->t[screen.cur.col] == NOCHAR))
926 scr_kill_char (*line, screen.cur.col);
927
928 line->touch ();
929
930 do
931 {
932 line->t[screen.cur.col] = c;
933 line->r[screen.cur.col] = rend;
934
935 if (expect_true (screen.cur.col < ncol - 1))
936 screen.cur.col++;
937 else
938 {
939 line->l = ncol;
940 if (screen.flags & Screen_Autowrap)
932 R->screen.flags |= Screen_WrapNext; 941 screen.flags |= Screen_WrapNext;
942
943 goto end_of_line;
944 }
945
946 c = NOCHAR;
947 }
948 while (expect_false (--width > 0));
949
950 // pad with spaces when overwriting wide character with smaller one
951 for (int c = screen.cur.col; expect_false (c < ncol && line->t[c] == NOCHAR); c++)
952 {
953 line->t[c] = ' ';
954 line->r[c] = rend;
955 }
956
957end_of_line:
958 ;
959 }
960#if ENABLE_COMBINING
961 else // width == 0
933 } 962 {
934 } 963 if (c != 0xfeff) // ignore BOM
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 964 {
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 965 // handle combining characters
966 // we just tag the accent on the previous on-screen character.
967 // this is arguably not correct, but also arguably not wrong.
968 // we don't handle double-width characters nicely yet.
969 line_t *linep;
970 text_t *tp;
971 rend_t *rp;
937 972
938/* 973 if (screen.cur.col > 0)
939 * If we wrote anywhere in the selected area, kill the selection 974 {
940 * XXX: should we kill the mark too? Possibly, but maybe that 975 linep = line;
941 * should be a similar check. 976 tp = line->t + screen.cur.col - 1;
942 */ 977 rp = line->r + screen.cur.col - 1;
943 if (clearsel) 978 }
944 CLEAR_SELECTION(R); 979 else if (screen.cur.row > 0
980 && ROW(screen.cur.row - 1).is_longer ())
981 {
982 linep = &ROW(screen.cur.row - 1);
983 tp = line->t + ncol - 1;
984 rp = line->r + ncol - 1;
985 }
986 else
987 continue;
945 988
946#ifdef DEBUG_STRICT 989 linep->touch ();
990
991 while (*tp == NOCHAR && tp > linep->t)
992 tp--, rp--;
993
994 // first try to find a precomposed character
995 unicode_t n = rxvt_compose (*tp, c);
996 if (n == NOCHAR)
997 n = rxvt_composite.compose (*tp, c);
998
999 *tp = n;
1000 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1001 }
1002 }
1003#endif
1004 }
1005
1006 max_it (line->l, screen.cur.col);
1007
947 assert(R->screen.cur.row >= 0); 1008 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0);
950#endif
951} 1009}
952 1010
953/* ------------------------------------------------------------------------- */ 1011/* ------------------------------------------------------------------------- */
954/* 1012/*
955 * Process Backspace. Move back the cursor back a position, wrap if have to 1013 * Process Backspace. Move back the cursor back a position, wrap if have to
956 * XTERM_SEQ: CTRL-H 1014 * XTERM_SEQ: CTRL-H
957 */ 1015 */
958/* EXTPROTO */
959void 1016void
960rxvt_scr_backspace(pR) 1017rxvt_term::scr_backspace () NOTHROW
961{ 1018{
962 R->want_refresh = 1;
963 if (R->screen.cur.col == 0) { 1019 if (screen.cur.col == 0)
1020 {
964 if (R->screen.cur.row > 0) { 1021 if (screen.cur.row > 0)
1022 {
965#ifdef TERMCAP_HAS_BW 1023#ifdef TERMCAP_HAS_BW
966 R->screen.cur.col = R->TermWin.ncol - 1; 1024 screen.cur.col = ncol - 1;
967 R->screen.cur.row--; 1025 --screen.cur.row;
968 return; 1026
1027 want_refresh = 1;
969#endif 1028#endif
970 } 1029 }
1030 }
971 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1031 else if (screen.flags & Screen_WrapNext)
972 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
973 R->screen.flags &= ~Screen_WrapNext; 1032 screen.flags &= ~Screen_WrapNext;
1033 else
1034 scr_gotorc (0, -1, RELATIVE);
974} 1035}
975 1036
976/* ------------------------------------------------------------------------- */ 1037/* ------------------------------------------------------------------------- */
977/* 1038/*
978 * Process Horizontal Tab 1039 * Process Horizontal Tab
979 * count: +ve = forward; -ve = backwards 1040 * count: +ve = forward; -ve = backwards
980 * XTERM_SEQ: CTRL-I 1041 * XTERM_SEQ: CTRL-I
981 */ 1042 */
982/* EXTPROTO */
983void 1043void
984rxvt_scr_tab(pR_ int count) 1044rxvt_term::scr_tab (int count, bool ht) NOTHROW
985{ 1045{
986 int i, x; 1046 int i, x;
987 1047
988 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
989 R->want_refresh = 1; 1048 want_refresh = 1;
990 i = x = R->screen.cur.col; 1049 i = x = screen.cur.col;
1050
991 if (count == 0) 1051 if (count == 0)
992 return; 1052 return;
993 else if (count > 0) { 1053 else if (count > 0)
1054 {
1055 line_t &l = ROW(screen.cur.row);
1056 rend_t base_rend = l.r[i];
1057 ht &= l.t[i] == ' ';
1058
994 for (; ++i < R->TermWin.ncol; ) 1059 for (; ++i < ncol; )
995 if (R->tabs[i]) { 1060 if (tabs[i])
1061 {
996 x = i; 1062 x = i;
1063
997 if (!--count) 1064 if (!--count)
998 break; 1065 break;
1066 }
1067 else
1068 ht &= l.t[i] == ' '
1069 && RS_SAME (l.r[i], base_rend);
1070
1071 if (count)
1072 x = ncol - 1;
1073
1074 // store horizontal tab commands as characters inside the text
1075 // buffer so they can be selected and pasted.
1076 if (ht && option (Opt_pastableTabs))
1077 {
1078 base_rend = SET_FONT (base_rend, 0);
1079
1080 l.touch (x);
1081
1082 i = screen.cur.col;
1083
1084 l.t[i] = '\t';
1085 l.r[i] = base_rend;
1086
1087 while (++i < x)
1088 {
1089 l.t[i] = NOCHAR;
1090 l.r[i] = base_rend;
999 } 1091 }
1000 if (count) 1092 }
1001 x = R->TermWin.ncol - 1; 1093 }
1002 } else /* if (count < 0) */ { 1094 else /* if (count < 0) */
1095 {
1003 for (; --i >= 0; ) 1096 for (; --i >= 0; )
1004 if (R->tabs[i]) { 1097 if (tabs[i])
1005 x = i;
1006 if (!++count)
1007 break;
1008 } 1098 {
1009 if (count)
1010 x = 0; 1099 x = i;
1100 if (!++count)
1101 break;
1102 }
1103
1104 if (count)
1105 x = 0;
1011 } 1106 }
1107
1012 if (x != R->screen.cur.col) 1108 if (x != screen.cur.col)
1013 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1109 scr_gotorc (0, x, R_RELATIVE);
1014} 1110}
1015 1111
1016/* ------------------------------------------------------------------------- */ 1112/* ------------------------------------------------------------------------- */
1017/* 1113/*
1018 * Process DEC Back Index 1114 * Process DEC Back Index
1019 * XTERM_SEQ: ESC 6 1115 * XTERM_SEQ: ESC 6
1020 * Move cursor left in row. If we're at the left boundary, shift everything 1116 * Move cursor left in row. If we're at the left boundary, shift everything
1021 * in that row right. Clear left column. 1117 * in that row right. Clear left column.
1022 */ 1118 */
1023#ifndef NO_FRILLS 1119#if !ENABLE_MINIMAL
1024/* EXTPROTO */
1025void 1120void
1026rxvt_scr_backindex(pR) 1121rxvt_term::scr_backindex () NOTHROW
1027{ 1122{
1028 if (R->screen.cur.col > 0) 1123 if (screen.cur.col > 0)
1029 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1124 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1030 else { 1125 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); 1126 scr_insdel_chars (1, INSERT);
1034 }
1035} 1127}
1036#endif 1128#endif
1037/* ------------------------------------------------------------------------- */ 1129/* ------------------------------------------------------------------------- */
1038/* 1130/*
1039 * Process DEC Forward Index 1131 * Process DEC Forward Index
1040 * XTERM_SEQ: ESC 9 1132 * XTERM_SEQ: ESC 9
1041 * Move cursor right in row. If we're at the right boundary, shift everything 1133 * Move cursor right in row. If we're at the right boundary, shift everything
1042 * in that row left. Clear right column. 1134 * in that row left. Clear right column.
1043 */ 1135 */
1044#ifndef NO_FRILLS 1136#if !ENABLE_MINIMAL
1045/* EXTPROTO */
1046void 1137void
1047rxvt_scr_forwardindex(pR) 1138rxvt_term::scr_forwardindex () NOTHROW
1048{ 1139{
1049 int row;
1050
1051 if (R->screen.cur.col < R->TermWin.ncol - 1) 1140 if (screen.cur.col < ncol - 1)
1052 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1141 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1053 else { 1142 else
1054 row = R->screen.cur.row + R->TermWin.saveLines; 1143 {
1055 if (R->screen.tlen[row] == 0) 1144 line_t &l = ROW(screen.cur.row);
1056 return; /* um, yeah? */ 1145
1057 else if (R->screen.tlen[row] == -1) 1146 l.touch ();
1058 R->screen.tlen[row] = R->TermWin.ncol; 1147 l.is_longer (0);
1148
1059 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1149 scr_gotorc (0, 0, R_RELATIVE);
1060 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1150 scr_insdel_chars (1, DELETE);
1061 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1151 scr_gotorc (0, ncol - 1, R_RELATIVE);
1062 } 1152 }
1063} 1153}
1064#endif 1154#endif
1065 1155
1066/* ------------------------------------------------------------------------- */ 1156/* ------------------------------------------------------------------------- */
1067/* 1157/*
1068 * Goto Row/Column 1158 * Goto Row/Column
1069 */ 1159 */
1070/* EXTPROTO */
1071void 1160void
1072rxvt_scr_gotorc(pR_ int row, int col, int relative) 1161rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1073{ 1162{
1074 R->want_refresh = 1; 1163 want_refresh = 1;
1075 ZERO_SCROLLBACK(R); 1164 ZERO_SCROLLBACK ();
1076#ifdef RXVT_GRAPHICS
1077 if (rxvt_Gr_Displayed(aR))
1078 rxvt_Gr_scroll(aR_ 0);
1079#endif
1080 1165
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) 1166 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1084 : col); 1167 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 1168
1088 R->screen.flags &= ~Screen_WrapNext; 1169 screen.flags &= ~Screen_WrapNext;
1170
1089 if (relative & R_RELATIVE) { 1171 if (relative & R_RELATIVE)
1172 {
1090 if (row > 0) { 1173 if (row > 0)
1174 {
1091 if (R->screen.cur.row <= R->screen.bscroll 1175 if (screen.cur.row <= screen.bscroll
1092 && (R->screen.cur.row + row) > R->screen.bscroll) 1176 && (screen.cur.row + row) > screen.bscroll)
1093 R->screen.cur.row = R->screen.bscroll; 1177 screen.cur.row = screen.bscroll;
1094 else 1178 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; 1179 screen.cur.row += row;
1180 }
1181 else if (row < 0)
1182 {
1183 if (screen.cur.row >= screen.tscroll
1184 && (screen.cur.row + row) < screen.tscroll)
1185 screen.cur.row = screen.tscroll;
1186 else
1187 screen.cur.row += row;
1188 }
1189 }
1190 else
1109 } 1191 {
1110 MAX_IT(R->screen.cur.row, 0); 1192 if (screen.flags & Screen_Relative)
1111 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1193 {
1112} 1194 /* relative origin mode */
1195 screen.cur.row = row + screen.tscroll;
1196 min_it (screen.cur.row, screen.bscroll);
1197 }
1198 else
1199 screen.cur.row = row;
1200 }
1113 1201
1202 clamp_it (screen.cur.row, 0, nrow - 1);
1203}
1204
1114/* ------------------------------------------------------------------------- */ 1205/* ------------------------------------------------------------------------- */
1115/* 1206/*
1116 * direction should be UP or DN 1207 * direction should be UP or DN
1117 */ 1208 */
1118/* EXTPROTO */
1119void 1209void
1120rxvt_scr_index(pR_ enum page_dirn direction) 1210rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1121{ 1211{
1122 int dirn; 1212 int dirn;
1123 1213
1124 R->want_refresh = 1; 1214 want_refresh = 1;
1215 ZERO_SCROLLBACK ();
1216
1125 dirn = ((direction == UP) ? 1 : -1); 1217 dirn = ((direction == UP) ? 1 : -1);
1126 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1127 1218
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; 1219 screen.flags &= ~Screen_WrapNext;
1220
1136 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1221 if ((screen.cur.row == screen.bscroll && direction == UP)
1137 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1222 || (screen.cur.row == screen.tscroll && direction == DN))
1138 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1223 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1139 else 1224 else
1140 R->screen.cur.row += dirn; 1225 screen.cur.row += dirn;
1141 MAX_IT(R->screen.cur.row, 0); 1226
1142 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1227 clamp_it (screen.cur.row, 0, nrow - 1);
1143 rxvt_selection_check(aR_ 0); 1228 selection_check (0);
1144} 1229}
1145 1230
1146/* ------------------------------------------------------------------------- */ 1231/* ------------------------------------------------------------------------- */
1147/* 1232/*
1148 * Erase part or whole of a line 1233 * Erase part or whole of a line
1149 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1234 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1150 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1235 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1151 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1236 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1237 * extension: clear to right unless wrapped: ESC [ 3 K
1152 */ 1238 */
1153/* EXTPROTO */
1154void 1239void
1155rxvt_scr_erase_line(pR_ int mode) 1240rxvt_term::scr_erase_line (int mode) NOTHROW
1156{ 1241{
1157 unsigned int row, col, num; 1242 unsigned int col, num;
1158 1243
1159 R->want_refresh = 1; 1244 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); 1245 ZERO_SCROLLBACK ();
1162 1246
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); 1247 selection_check (1);
1169 1248
1170 R->screen.flags &= ~Screen_WrapNext; 1249 line_t &line = ROW(screen.cur.row);
1171 1250
1172 row = R->TermWin.saveLines + R->screen.cur.row; 1251 line.touch ();
1252 line.is_longer (0);
1253
1173 switch (mode) 1254 switch (mode)
1174 { 1255 {
1256 case 3:
1257 if (screen.flags & Screen_WrapNext)
1258 return;
1259
1260 /* fall through */
1261
1175 case 0: /* erase to end of line */ 1262 case 0: /* erase to end of line */
1176 col = R->screen.cur.col; 1263 col = screen.cur.col;
1177 num = R->TermWin.ncol - col; 1264 num = ncol - col;
1178 MIN_IT(R->screen.tlen[row], (int16_t)col); 1265 min_it (line.l, col);
1266
1179 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1267 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1180 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1268 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1181 CLEAR_SELECTION(R); 1269 CLEAR_SELECTION ();
1182 break; 1270 break;
1271
1183 case 1: /* erase to beginning of line */ 1272 case 1: /* erase to beginning of line */
1184 col = 0; 1273 col = 0;
1185 num = R->screen.cur.col + 1; 1274 num = screen.cur.col + 1;
1275
1186 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1276 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1187 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1277 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1188 CLEAR_SELECTION(R); 1278 CLEAR_SELECTION ();
1189 break; 1279 break;
1280
1190 case 2: /* erase whole line */ 1281 case 2: /* erase whole line */
1191 col = 0; 1282 col = 0;
1192 num = R->TermWin.ncol; 1283 num = ncol;
1193 R->screen.tlen[row] = 0; 1284 line.l = 0;
1194 if (R->selection.beg.row <= R->screen.cur.row 1285 if (selection.beg.row <= screen.cur.row
1195 && R->selection.end.row >= R->screen.cur.row) 1286 && selection.end.row >= screen.cur.row)
1196 CLEAR_SELECTION(R); 1287 CLEAR_SELECTION ();
1197 break; 1288 break;
1198 default: 1289 default:
1199 return; 1290 return;
1200 } 1291 }
1201 1292
1202 if (R->screen.text[row]) 1293 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} 1294}
1208 1295
1209/* ------------------------------------------------------------------------- */ 1296/* ------------------------------------------------------------------------- */
1210/* 1297/*
1211 * Erase part of whole of the screen 1298 * Erase part of whole of the screen
1212 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1299 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1213 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1300 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1214 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1301 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1215 */ 1302 */
1216/* EXTPROTO */
1217void 1303void
1218rxvt_scr_erase_screen(pR_ int mode) 1304rxvt_term::scr_erase_screen (int mode) NOTHROW
1219{ 1305{
1220 int num; 1306 int num;
1221 int32_t row, row_offset; 1307 int32_t row;
1222 rend_t ren; 1308 rend_t ren;
1223 XGCValues gcvalue; 1309 XGCValues gcvalue;
1224 1310
1225 R->want_refresh = 1; 1311 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); 1312 ZERO_SCROLLBACK ();
1228 row_offset = (int32_t)R->TermWin.saveLines;
1229 1313
1230 switch (mode) { 1314 switch (mode)
1315 {
1231 case 0: /* erase to end of screen */ 1316 case 0: /* erase to end of screen */
1232 rxvt_selection_check(aR_ 1); 1317 selection_check (1);
1233 rxvt_scr_erase_line(aR_ 0); 1318 scr_erase_line (0);
1234 row = R->screen.cur.row + 1; /* possible OOB */ 1319 row = screen.cur.row + 1; /* possible OOB */
1235 num = R->TermWin.nrow - row; 1320 num = nrow - row;
1236 break; 1321 break;
1237 case 1: /* erase to beginning of screen */ 1322 case 1: /* erase to beginning of screen */
1238 rxvt_selection_check(aR_ 3); 1323 selection_check (3);
1239 rxvt_scr_erase_line(aR_ 1); 1324 scr_erase_line (1);
1240 row = 0; 1325 row = 0;
1241 num = R->screen.cur.row; 1326 num = screen.cur.row;
1242 break; 1327 break;
1243 case 2: /* erase whole screen */ 1328 case 2: /* erase whole screen */
1244 rxvt_selection_check(aR_ 3); 1329 selection_check (3);
1245#ifdef RXVT_GRAPHICS
1246 rxvt_Gr_ClearScreen(aR);
1247#endif
1248 row = 0; 1330 row = 0;
1249 num = R->TermWin.nrow; 1331 num = nrow;
1250 break; 1332 break;
1251 default: 1333 default:
1252 return; 1334 return;
1253 } 1335 }
1254 R->refresh_type |= REFRESH_BOUNDS; 1336
1255 if (R->selection.op && R->current_screen == R->selection.screen 1337 if (selection.op && current_screen == selection.screen
1256 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1338 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1257 || (R->selection.end.row >= row 1339 || (selection.end.row >= row
1258 && R->selection.end.row <= row + num))) 1340 && selection.end.row <= row + num)))
1259 CLEAR_SELECTION(R); 1341 CLEAR_SELECTION ();
1342
1260 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1343 if (row >= nrow) /* Out Of Bounds */
1261 return; 1344 return;
1262 MIN_IT(num, (R->TermWin.nrow - row)); 1345
1346 min_it (num, nrow - row);
1347
1263 if (R->rstyle & (RS_RVid | RS_Uline)) 1348 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1264 ren = (rend_t) ~RS_None; 1349 ren = (rend_t) ~RS_None;
1265 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1350 else if (GET_BASEBG (rstyle) == Color_bg)
1351 {
1266 ren = DEFAULT_RSTYLE; 1352 ren = DEFAULT_RSTYLE;
1267 CLEAR_ROWS(row, num); 1353
1268 } else { 1354 if (mapped)
1355 XClearArea (dpy, vt, 0,
1356 Row2Pixel (row - view_start), (unsigned int)width,
1357 (unsigned int)Height2Pixel (num), False);
1358 }
1359 else
1360 {
1269 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1361 ren = rstyle & (RS_fgMask | RS_bgMask);
1270 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1362
1363 if (mapped)
1364 {
1365 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1271 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1366 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1272 ERASE_ROWS(row, num); 1367 XFillRectangle (dpy, vt, gc,
1368 0, Row2Pixel (row - view_start),
1369 (unsigned int)width,
1370 (unsigned int)Height2Pixel (num));
1273 gcvalue.foreground = R->PixColors[Color_fg]; 1371 gcvalue.foreground = pix_colors[Color_fg];
1274 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1372 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1373 }
1275 } 1374 }
1375
1276 for (; num--; row++) { 1376 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 } 1377 {
1378 scr_blank_screen_mem (ROW(row), rstyle);
1379
1380 if (row - view_start < nrow)
1381 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1382 }
1283} 1383}
1384
1385#if !ENABLE_MINIMAL
1386void
1387rxvt_term::scr_erase_savelines () NOTHROW
1388{
1389 want_refresh = 1;
1390 ZERO_SCROLLBACK ();
1391
1392 top_row = 0;
1393}
1394#endif
1284 1395
1285/* ------------------------------------------------------------------------- */ 1396/* ------------------------------------------------------------------------- */
1286/* 1397/*
1287 * Fill the screen with `E's 1398 * Fill the screen with `E's
1288 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1399 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1289 */ 1400 */
1290/* EXTPROTO */
1291void 1401void
1292rxvt_scr_E(pR) 1402rxvt_term::scr_E () NOTHROW
1293{ 1403{
1294 int i, j, k; 1404 rend_t fs;
1295 rend_t *r1, fs;
1296 1405
1297 R->want_refresh = 1; 1406 want_refresh = 1;
1298 R->num_scr_allow = 0;
1299 ZERO_SCROLLBACK(R); 1407 ZERO_SCROLLBACK ();
1408
1409 num_scr_allow = 0;
1300 rxvt_selection_check(aR_ 3); 1410 selection_check (3);
1301 1411
1302 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1412 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1303 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1413 for (int row = nrow; row--; )
1304 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1414 {
1305 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1415 line_t &line = ROW(row);
1306 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1416
1417 fill_text (line.t, 'E', ncol);
1418 rend_t *r1 = line.r;
1419
1420 for (int j = ncol; j--; )
1307 *r1++ = fs; 1421 *r1++ = fs;
1422
1423 line.is_longer (0);
1424 line.touch (ncol);
1308 } 1425 }
1309} 1426}
1310 1427
1311/* ------------------------------------------------------------------------- */ 1428/* ------------------------------------------------------------------------- */
1312/* 1429/*
1313 * Insert/Delete <count> lines 1430 * Insert/Delete <count> lines
1314 */ 1431 */
1315/* EXTPROTO */
1316void 1432void
1317rxvt_scr_insdel_lines(pR_ int count, int insdel) 1433rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1318{ 1434{
1319 int end; 1435 int end;
1320 1436
1321 ZERO_SCROLLBACK(R); 1437 ZERO_SCROLLBACK ();
1322 1438
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); 1439 selection_check (1);
1329 1440
1330 if (R->screen.cur.row > R->screen.bscroll) 1441 if (screen.cur.row > screen.bscroll)
1442 return;
1443
1444 end = screen.bscroll - screen.cur.row + 1;
1445 if (count > end)
1446 {
1447 if (insdel == DELETE)
1331 return; 1448 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) 1449 else if (insdel == INSERT)
1338 count = end; 1450 count = end;
1339 } 1451 }
1340 R->screen.flags &= ~Screen_WrapNext;
1341 1452
1453 scr_do_wrap ();
1454
1342 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1455 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1343} 1456}
1344 1457
1345/* ------------------------------------------------------------------------- */ 1458/* ------------------------------------------------------------------------- */
1346/* 1459/*
1347 * Insert/Delete <count> characters from the current position 1460 * Insert/Delete <count> characters from the current position
1348 */ 1461 */
1349/* EXTPROTO */
1350void 1462void
1351rxvt_scr_insdel_chars(pR_ int count, int insdel) 1463rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1352{ 1464{
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; 1465 want_refresh = 1;
1360 ZERO_SCROLLBACK(R); 1466 ZERO_SCROLLBACK ();
1361 1467
1362#ifdef RXVT_GRAPHICS
1363 if (rxvt_Gr_Displayed(aR))
1364 rxvt_Gr_scroll(aR_ 0);
1365#endif
1366
1367 if (count <= 0) 1468 if (count <= 0)
1368 return; 1469 return;
1369 1470
1471 scr_do_wrap ();
1472
1370 rxvt_selection_check(aR_ 1); 1473 selection_check (1);
1371 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1474 min_it (count, ncol - screen.cur.col);
1372 1475
1373 row = R->screen.cur.row + R->TermWin.saveLines; 1476 int row = screen.cur.row;
1374 R->screen.flags &= ~Screen_WrapNext;
1375 1477
1376 stp = R->screen.text[row]; 1478 line_t *line = &ROW(row);
1377 srp = R->screen.rend[row]; 1479
1378 slp = &(R->screen.tlen[row]); 1480 line->touch ();
1481 line->is_longer (0);
1482
1483 // nuke wide spanning the start
1484 if (line->t[screen.cur.col] == NOCHAR)
1485 scr_kill_char (*line, screen.cur.col);
1486
1379 switch (insdel) { 1487 switch (insdel)
1488 {
1380 case INSERT: 1489 case INSERT:
1381 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1490 line->l = min (line->l + count, ncol);
1382 col--) { 1491
1492 if (line->t[screen.cur.col] == NOCHAR)
1493 scr_kill_char (*line, screen.cur.col);
1494
1495 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1496 {
1383 stp[col] = stp[col - count]; 1497 line->t[col] = line->t[col - count];
1384 srp[col] = srp[col - count]; 1498 line->r[col] = line->r[col - count];
1385 } 1499 }
1386 if (*slp != -1) { 1500
1387 *slp += count;
1388 MIN_IT(*slp, R->TermWin.ncol);
1389 }
1390 if (R->selection.op && R->current_screen == R->selection.screen 1501 if (selection.op && current_screen == selection.screen
1391 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1502 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1503 {
1392 if (R->selection.end.row != R->screen.cur.row 1504 if (selection.end.row != screen.cur.row
1393 || (R->selection.end.col + count >= R->TermWin.ncol)) 1505 || (selection.end.col + count >= ncol))
1394 CLEAR_SELECTION(R); 1506 CLEAR_SELECTION ();
1507 else
1508 {
1395 else { /* shift selection */ 1509 /* shift selection */
1396 R->selection.beg.col += count; 1510 selection.beg.col += count;
1397 R->selection.mark.col += count; /* XXX: yes? */ 1511 selection.mark.col += count; /* XXX: yes? */
1398 R->selection.end.col += count; 1512 selection.end.col += count;
1399 } 1513 }
1400 } 1514 }
1401 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1515
1402 (unsigned int)count, R->rstyle); 1516 scr_blank_line (*line, screen.cur.col, count, rstyle);
1403 break; 1517 break;
1518
1404 case ERASE: 1519 case ERASE:
1405 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1520 screen.cur.col += count; /* don't worry if > ncol */
1406 rxvt_selection_check(aR_ 1); 1521 selection_check (1);
1407 R->screen.cur.col -= count; 1522 screen.cur.col -= count;
1408 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1523
1409 (unsigned int)count, R->rstyle); 1524 // nuke wide char after the end
1525 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1526 scr_kill_char (*line, screen.cur.col + count);
1527
1528 scr_blank_line (*line, screen.cur.col, count, rstyle);
1410 break; 1529 break;
1530
1411 case DELETE: 1531 case DELETE:
1412 tr = srp[R->TermWin.ncol - 1] 1532 line->l = max (line->l - count, 0);
1413 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1533
1534 // nuke wide char spanning the end
1535 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1536 scr_kill_char (*line, screen.cur.col + count);
1537
1414 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1538 for (int col = screen.cur.col; (col + count) < ncol; col++)
1539 {
1415 stp[col] = stp[col + count]; 1540 line->t[col] = line->t[col + count];
1416 srp[col] = srp[col + count]; 1541 line->r[col] = line->r[col + count];
1417 } 1542 }
1418 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1543
1419 &(srp[R->TermWin.ncol - count]), 1544 scr_blank_line (*line, ncol - count, count, rstyle);
1420 (unsigned int)count, tr); 1545
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 1546 if (selection.op && current_screen == selection.screen
1426 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1547 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1548 {
1427 if (R->selection.end.row != R->screen.cur.row 1549 if (selection.end.row != screen.cur.row
1428 || (R->screen.cur.col >= R->selection.beg.col - count) 1550 || (screen.cur.col >= selection.beg.col - count)
1429 || R->selection.end.col >= R->TermWin.ncol) 1551 || selection.end.col >= ncol)
1430 CLEAR_SELECTION(R); 1552 CLEAR_SELECTION ();
1431 else { 1553 else
1554 {
1432 /* shift selection */ 1555 /* shift selection */
1433 R->selection.beg.col -= count; 1556 selection.beg.col -= count;
1434 R->selection.mark.col -= count; /* XXX: yes? */ 1557 selection.mark.col -= count; /* XXX: yes? */
1435 R->selection.end.col -= count; 1558 selection.end.col -= count;
1436 } 1559 }
1437 } 1560 }
1561
1438 break; 1562 break;
1439 } 1563 }
1440} 1564}
1441 1565
1442/* ------------------------------------------------------------------------- */ 1566/* ------------------------------------------------------------------------- */
1443/* 1567/*
1444 * Set the scrolling region 1568 * Set the scrolling region
1445 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1569 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1446 */ 1570 */
1447/* EXTPROTO */
1448void 1571void
1449rxvt_scr_scroll_region(pR_ int top, int bot) 1572rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1450{ 1573{
1451 MAX_IT(top, 0); 1574 max_it (top, 0);
1452 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1575 min_it (bot, nrow - 1);
1576
1453 if (top > bot) 1577 if (top > bot)
1454 return; 1578 return;
1579
1455 R->screen.tscroll = top; 1580 screen.tscroll = top;
1456 R->screen.bscroll = bot; 1581 screen.bscroll = bot;
1457 rxvt_scr_gotorc(aR_ 0, 0, 0); 1582 scr_gotorc (0, 0, 0);
1458} 1583}
1459 1584
1460/* ------------------------------------------------------------------------- */ 1585/* ------------------------------------------------------------------------- */
1461/* 1586/*
1462 * Make the cursor visible/invisible 1587 * Make the cursor visible/invisible
1463 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1588 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1464 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1589 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1465 */ 1590 */
1466/* EXTPROTO */
1467void 1591void
1468rxvt_scr_cursor_visible(pR_ int mode) 1592rxvt_term::scr_cursor_visible (int mode) NOTHROW
1469{ 1593{
1470 R->want_refresh = 1; 1594 want_refresh = 1;
1595
1471 if (mode) 1596 if (mode)
1472 R->screen.flags |= Screen_VisibleCursor; 1597 screen.flags |= Screen_VisibleCursor;
1473 else 1598 else
1474 R->screen.flags &= ~Screen_VisibleCursor; 1599 screen.flags &= ~Screen_VisibleCursor;
1475} 1600}
1476 1601
1477/* ------------------------------------------------------------------------- */ 1602/* ------------------------------------------------------------------------- */
1478/* 1603/*
1479 * Set/unset automatic wrapping 1604 * Set/unset automatic wrapping
1480 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1605 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1481 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1606 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1482 */ 1607 */
1483/* EXTPROTO */
1484void 1608void
1485rxvt_scr_autowrap(pR_ int mode) 1609rxvt_term::scr_autowrap (int mode) NOTHROW
1486{ 1610{
1487 if (mode) 1611 if (mode)
1488 R->screen.flags |= Screen_Autowrap; 1612 screen.flags |= Screen_Autowrap;
1489 else 1613 else
1490 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1614 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1491} 1615}
1492 1616
1493/* ------------------------------------------------------------------------- */ 1617/* ------------------------------------------------------------------------- */
1494/* 1618/*
1495 * Set/unset margin origin mode 1619 * Set/unset margin origin mode
… …
1498 * Relative mode: line numbers are relative to top margin of scrolling region 1622 * Relative mode: line numbers are relative to top margin of scrolling region
1499 * and the cursor cannot be moved outside. 1623 * and the cursor cannot be moved outside.
1500 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1624 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1501 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1625 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1502 */ 1626 */
1503/* EXTPROTO */
1504void 1627void
1505rxvt_scr_relative_origin(pR_ int mode) 1628rxvt_term::scr_relative_origin (int mode) NOTHROW
1506{ 1629{
1507 if (mode) 1630 if (mode)
1508 R->screen.flags |= Screen_Relative; 1631 screen.flags |= Screen_Relative;
1509 else 1632 else
1510 R->screen.flags &= ~Screen_Relative; 1633 screen.flags &= ~Screen_Relative;
1634
1511 rxvt_scr_gotorc(aR_ 0, 0, 0); 1635 scr_gotorc (0, 0, 0);
1512} 1636}
1513 1637
1514/* ------------------------------------------------------------------------- */ 1638/* ------------------------------------------------------------------------- */
1515/* 1639/*
1516 * Set insert/replace mode 1640 * Set insert/replace mode
1517 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1641 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1518 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1642 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1519 */ 1643 */
1520/* EXTPROTO */
1521void 1644void
1522rxvt_scr_insert_mode(pR_ int mode) 1645rxvt_term::scr_insert_mode (int mode) NOTHROW
1523{ 1646{
1524 if (mode) 1647 if (mode)
1525 R->screen.flags |= Screen_Insert; 1648 screen.flags |= Screen_Insert;
1526 else 1649 else
1527 R->screen.flags &= ~Screen_Insert; 1650 screen.flags &= ~Screen_Insert;
1528} 1651}
1529 1652
1530/* ------------------------------------------------------------------------- */ 1653/* ------------------------------------------------------------------------- */
1531/* 1654/*
1532 * Set/Unset tabs 1655 * Set/Unset tabs
1533 * XTERM_SEQ: Set tab at current column : ESC H 1656 * XTERM_SEQ: Set tab at current column : ESC H
1534 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1657 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1535 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1658 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1536 */ 1659 */
1537/* EXTPROTO */
1538void 1660void
1539rxvt_scr_set_tab(pR_ int mode) 1661rxvt_term::scr_set_tab (int mode) NOTHROW
1540{ 1662{
1541 if (mode < 0) 1663 if (mode < 0)
1542 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1664 memset (tabs, 0, ncol);
1543 else if (R->screen.cur.col < R->TermWin.ncol) 1665 else if (screen.cur.col < ncol)
1544 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1666 tabs [screen.cur.col] = !!mode;
1545} 1667}
1546 1668
1547/* ------------------------------------------------------------------------- */ 1669/* ------------------------------------------------------------------------- */
1548/* 1670/*
1549 * Set reverse/normal video 1671 * Set reverse/normal video
1550 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1672 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1551 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1673 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1552 */ 1674 */
1553/* EXTPROTO */
1554void 1675void
1555rxvt_scr_rvideo_mode(pR_ int mode) 1676rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1556{ 1677{
1557 XGCValues gcvalue; 1678 rvideo_mode = on;
1558 1679
1559 if (R->rvideo != mode) { 1680#ifndef NO_BELL
1560 R->rvideo = mode; 1681 on ^= rvideo_bell;
1561 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1682#endif
1562#if defined(XPM_BACKGROUND) 1683
1684 if (rvideo_state != on)
1685 {
1686 rvideo_state = on;
1687
1688 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1689#ifdef HAVE_BG_PIXMAP
1563 if (R->bgPixmap.pixmap == None) 1690 if (bgPixmap.pixmap == None)
1564#endif 1691#endif
1565#if defined(TRANSPARENT) 1692 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 1693
1694 XGCValues gcvalue;
1571 gcvalue.foreground = R->PixColors[Color_fg]; 1695 gcvalue.foreground = pix_colors[Color_fg];
1572 gcvalue.background = R->PixColors[Color_bg]; 1696 gcvalue.background = pix_colors[Color_bg];
1573 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1697 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1574 &gcvalue); 1698
1575 rxvt_scr_clear(aR); 1699 scr_clear ();
1576 rxvt_scr_touch(aR_ True); 1700 scr_touch (true);
1577 } 1701 }
1578} 1702}
1579 1703
1580/* ------------------------------------------------------------------------- */ 1704/* ------------------------------------------------------------------------- */
1581/* 1705/*
1582 * Report current cursor position 1706 * Report current cursor position
1583 * XTERM_SEQ: Report position: ESC [ 6 n 1707 * XTERM_SEQ: Report position: ESC [ 6 n
1584 */ 1708 */
1585/* EXTPROTO */
1586void 1709void
1587rxvt_scr_report_position(pR) 1710rxvt_term::scr_report_position () NOTHROW
1588{ 1711{
1589 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1712 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1590} 1713}
1591 1714
1592/* ------------------------------------------------------------------------- * 1715/* ------------------------------------------------------------------------- *
1593 * FONTS * 1716 * FONTS *
1594 * ------------------------------------------------------------------------- */ 1717 * ------------------------------------------------------------------------- */
1595 1718
1596/* 1719/*
1597 * Set font style 1720 * Set font style
1598 */ 1721 */
1599/* INTPROTO */
1600void 1722void
1601rxvt_set_font_style(pR) 1723rxvt_term::set_font_style () NOTHROW
1602{ 1724{
1725#if 0
1603 switch (R->charsets[R->screen.charset]) { 1726 switch (charsets [screen.charset])
1727 {
1604 case '0': /* DEC Special Character & Line Drawing Set */ 1728 case '0': /* DEC Special Character & Line Drawing Set */
1605 break; 1729 break;
1606 case 'A': /* United Kingdom (UK) */ 1730 case 'A': /* United Kingdom (UK) */
1607 break; 1731 break;
1608 case 'B': /* United States (USASCII) */ 1732 case 'B': /* United States (USASCII) */
1609 break; 1733 break;
1610 case '<': /* Multinational character set */ 1734 case '<': /* Multinational character set */
1611 break; 1735 break;
1612 case '5': /* Finnish character set */ 1736 case '5': /* Finnish character set */
1613 break; 1737 break;
1614 case 'C': /* Finnish character set */ 1738 case 'C': /* Finnish character set */
1615 break; 1739 break;
1616 case 'K': /* German character set */ 1740 case 'K': /* German character set */
1617 break; 1741 break;
1618 } 1742 }
1743#endif
1619} 1744}
1620 1745
1621/* ------------------------------------------------------------------------- */ 1746/* ------------------------------------------------------------------------- */
1622/* 1747/*
1623 * Choose a font 1748 * Choose a font
1624 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1749 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1625 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1750 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1626 * XTERM_SEQ: Invoke G2 character set: ESC N 1751 * XTERM_SEQ: Invoke G2 character set: ESC N
1627 * XTERM_SEQ: Invoke G3 character set: ESC O 1752 * XTERM_SEQ: Invoke G3 character set: ESC O
1628 */ 1753 */
1629/* EXTPROTO */
1630void 1754void
1631rxvt_scr_charset_choose(pR_ int set) 1755rxvt_term::scr_charset_choose (int set) NOTHROW
1632{ 1756{
1633 R->screen.charset = set; 1757 screen.charset = set;
1634 rxvt_set_font_style(aR); 1758 set_font_style ();
1635} 1759}
1636 1760
1637/* ------------------------------------------------------------------------- */ 1761/* ------------------------------------------------------------------------- */
1638/* 1762/*
1639 * Set a font 1763 * Set a font
… …
1641 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1765 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1642 * XTERM_SEQ: Set G2 character set: ESC * <C> 1766 * XTERM_SEQ: Set G2 character set: ESC * <C>
1643 * XTERM_SEQ: Set G3 character set: ESC + <C> 1767 * XTERM_SEQ: Set G3 character set: ESC + <C>
1644 * See set_font_style for possible values for <C> 1768 * See set_font_style for possible values for <C>
1645 */ 1769 */
1646/* EXTPROTO */
1647void 1770void
1648rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1771rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1649{ 1772{
1650 R->charsets[set] = (unsigned char)ch; 1773 charsets[set] = (unsigned char)ch;
1651 rxvt_set_font_style(aR); 1774 set_font_style ();
1652} 1775}
1653 1776
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 1777
1676/* ------------------------------------------------------------------------- * 1778/* ------------------------------------------------------------------------- *
1677 * MAJOR SCREEN MANIPULATION * 1779 * MAJOR SCREEN MANIPULATION *
1678 * ------------------------------------------------------------------------- */ 1780 * ------------------------------------------------------------------------- */
1679 1781
1680/* 1782/*
1783 * refresh matching text.
1784 */
1785bool
1786rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1787{
1788 bool found = false;
1789
1790 for (int i = 0; i < nrow; i++)
1791 {
1792 rend_t *drp = drawn_buf[i].r;
1793
1794 for (int col = 0; col < ncol; col++, drp++)
1795 if ((*drp & mask) == value)
1796 {
1797 found = true;
1798 *drp = ~value;
1799 }
1800 }
1801
1802 return found;
1803}
1804
1805/*
1681 * Refresh an area 1806 * Refresh an area
1682 */ 1807 */
1683enum { 1808enum {
1684 PART_BEG = 0, 1809 PART_BEG = 0,
1685 PART_END, 1810 PART_END,
1686 RC_COUNT 1811 RC_COUNT
1687}; 1812};
1688 1813
1689/* EXTPROTO */
1690void 1814void
1691rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1815rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1692{ 1816{
1693 int i; 1817 int i;
1694 row_col_t rc[RC_COUNT]; 1818 row_col_t rc[RC_COUNT];
1695 1819
1696 if (R->drawn_text == NULL) /* sanity check */ 1820 if (!drawn_buf) /* sanity check */
1697 return; 1821 return;
1698 1822
1699#ifdef DEBUG_STRICT 1823#ifndef NO_SLOW_LINK_SUPPORT
1700 x = max(x, (int)R->TermWin.int_bwidth); 1824 if (refresh_type == FAST_REFRESH && !display->is_local)
1701 x = min(x, (int)R->TermWin.width); 1825 {
1702 y = max(y, (int)R->TermWin.int_bwidth); 1826 y = 0;
1703 y = min(y, (int)R->TermWin.height); 1827 eheight = height;
1828 }
1704#endif 1829#endif
1705 1830
1706/* round down */ 1831 /* round down */
1707 rc[PART_BEG].col = Pixel2Col(x); 1832 rc[PART_BEG].col = Pixel2Col (x);
1708 rc[PART_BEG].row = Pixel2Row(y); 1833 rc[PART_BEG].row = Pixel2Row (y);
1709/* round up */ 1834 /* round up */
1710 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1835 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1711 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1836 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1712 1837
1713/* sanity checks */ 1838 /* sanity checks */
1714 for (i = PART_BEG; i < RC_COUNT; i++) { 1839 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 } 1840 {
1841 min_it (rc[i].col, ncol - 1);
1842 min_it (rc[i].row, nrow - 1);
1843 }
1718 1844
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++) 1845 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1722 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1846 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 1847
1848 num_scr_allow = 0;
1849
1725 if (refresh) 1850 if (refresh)
1726 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1851 scr_refresh ();
1727} 1852}
1728 1853
1729/* ------------------------------------------------------------------------- */ 1854/* ------------------------------------------------------------------------- */
1730/* 1855/*
1731 * Refresh the entire screen 1856 * Refresh the entire screen
1732 */ 1857 */
1733/* EXTPROTO */
1734void 1858void
1735rxvt_scr_touch(pR_ Bool refresh) 1859rxvt_term::scr_touch (bool refresh) NOTHROW
1736{ 1860{
1737 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1861 scr_expose (0, 0, width, height, refresh);
1738} 1862}
1739 1863
1740/* ------------------------------------------------------------------------- */ 1864/* ------------------------------------------------------------------------- */
1741/* 1865/*
1742 * Move the display so that the line represented by scrollbar value Y is at 1866 * Move the display so that the line represented by scrollbar value Y is at
1743 * the top of the screen 1867 * the top of the screen
1744 */ 1868 */
1745/* EXTPROTO */ 1869void
1746int
1747rxvt_scr_move_to(pR_ int y, int len) 1870rxvt_term::scr_move_to (int y, int len) NOTHROW
1748{ 1871{
1749 long p = 0; 1872 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} 1873}
1763 1874
1764/* ------------------------------------------------------------------------- */ 1875/* ------------------------------------------------------------------------- */
1765/* 1876/*
1766 * Page the screen up/down nlines 1877 * Page the screen up/down nlines
1767 * direction should be UP or DN 1878 * direction should be UP or DN
1768 */ 1879 */
1769/* EXTPROTO */ 1880bool
1770int
1771rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1881rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1772{ 1882{
1773 int n; 1883 int new_view_start =
1774 uint16_t oldviewstart; 1884 direction == UP ? view_start - nlines
1885 : view_start + nlines;
1775 1886
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); 1887 return scr_changeview (new_view_start);
1789} 1888}
1790 1889
1791/* INTPROTO */ 1890bool
1792int 1891rxvt_term::scr_changeview (int new_view_start) NOTHROW
1793rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1794{ 1892{
1795 if (R->TermWin.view_start != oldviewstart) { 1893 clamp_it (new_view_start, top_row, 0);
1894
1895 if (new_view_start == view_start)
1896 return false;
1897
1898 num_scr += new_view_start - view_start;
1899 view_start = new_view_start;
1796 R->want_refresh = 1; 1900 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 1901
1806/* ------------------------------------------------------------------------- */ 1902 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1807/* EXTPROTO */ 1903
1808void 1904 return true;
1809rxvt_scr_bell(pR) 1905}
1810{ 1906
1811#ifndef NO_BELL 1907#ifndef NO_BELL
1908void
1909rxvt_term::bell_cb (ev::timer &w, int revents)
1910{
1911 rvideo_bell = false;
1912 scr_rvideo_mode (rvideo_mode);
1913 refresh_check ();
1914}
1915#endif
1916
1917/* ------------------------------------------------------------------------- */
1918void
1919rxvt_term::scr_bell () NOTHROW
1920{
1921#ifndef NO_BELL
1922
1812# ifndef NO_MAPALERT 1923# ifndef NO_MAPALERT
1813# ifdef MAPALERT_OPTION 1924# ifdef MAPALERT_OPTION
1814 if (R->Options & Opt_mapAlert) 1925 if (option (Opt_mapAlert))
1815# endif 1926# endif
1816 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1927 XMapWindow (dpy, parent[0]);
1817# endif 1928# endif
1929
1930# if ENABLE_FRILLS
1931 if (option (Opt_urgentOnBell))
1932 set_urgency (1);
1933# endif
1934
1818 if (R->Options & Opt_visualBell) { 1935 if (option (Opt_visualBell))
1819 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1936 {
1820 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1937 rvideo_bell = true;
1938 scr_rvideo_mode (rvideo_mode);
1939 flush ();
1940
1941 bell_ev.start (VISUAL_BELL_DURATION);
1942 }
1821 } else 1943 else
1822 XBell(R->Xdisplay, 0); 1944 XBell (dpy, 0);
1945 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1823#endif 1946#endif
1824} 1947}
1825 1948
1826/* ------------------------------------------------------------------------- */ 1949/* ------------------------------------------------------------------------- */
1827/* ARGSUSED */ 1950/* ARGSUSED */
1828/* EXTPROTO */
1829void 1951void
1830rxvt_scr_printscreen(pR_ int fullhist) 1952rxvt_term::scr_printscreen (int fullhist) NOTHROW
1831{ 1953{
1832#ifdef PRINTPIPE 1954#ifdef PRINTPIPE
1833 int i, r1, nrows, row_offset; 1955 int nrows, row_start;
1834 text_t *t; 1956 FILE *fd = popen_printer ();
1835 FILE *fd;
1836 1957
1837 if ((fd = rxvt_popen_printer(aR)) == NULL) 1958 if (!fd)
1838 return; 1959 return;
1839 nrows = R->TermWin.nrow; 1960
1840 row_offset = R->TermWin.saveLines;
1841 if (!fullhist) 1961 if (fullhist)
1842 row_offset -= R->TermWin.view_start;
1843 else {
1844 nrows += R->TermWin.nscrolled;
1845 row_offset -= R->TermWin.nscrolled;
1846 } 1962 {
1847 1963 nrows = nrow - top_row;
1848 for (r1 = 0; r1 < nrows; r1++) { 1964 row_start = top_row;
1849 t = R->screen.text[r1 + row_offset]; 1965 }
1850 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1966 else
1851 if (!isspace(t[i]))
1852 break;
1853 fprintf(fd, "%.*s\n", (i + 1), t);
1854 } 1967 {
1968 nrows = nrow;
1969 row_start = view_start;
1970 }
1971
1972 wctomb (0, 0);
1973
1974 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1975 {
1976 text_t *tp = ROW(r1).t;
1977 int len = ROW(r1).l;
1978
1979 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1980 {
1981 char mb[MB_LEN_MAX];
1982 text_t t = *tp++;
1983 if (t == NOCHAR)
1984 continue;
1985
1986 len = wctomb (mb, t);
1987
1988 if (len <= 0)
1989 {
1990 mb[0] = ' ';
1991 len = 1;
1992 }
1993
1994 fwrite (mb, 1, len, fd);
1995 }
1996
1997 fputc ('\n', fd);
1998 }
1999
1855 rxvt_pclose_printer(fd); 2000 pclose_printer (fd);
1856#endif 2001#endif
1857} 2002}
1858 2003
1859/* ------------------------------------------------------------------------- */ 2004/* ------------------------------------------------------------------------- */
1860/* 2005/*
1861 * Refresh the screen 2006 * Refresh the screen
1862 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2007 * drawn_text/drawn_rend contain the screen information before the update.
1863 * R->screen.text/R->screen.rend contain what the screen will change to. 2008 * screen.text/screen.rend contain what the screen will change to.
2009 */
2010void
2011rxvt_term::scr_refresh () NOTHROW
2012{
2013 int16_t col, row, /* column/row we're processing */
2014 ocrow; /* old cursor row */
2015 int i; /* tmp */
2016#ifndef NO_CURSORCOLOR
2017 rend_t cc1; /* store colours at cursor position (s) */
2018#endif
2019 rend_t *crp; // cursor rendition pointer
2020 rend_t ccol1, /* Cursor colour */
2021 ccol2; /* Cursor colour2 */
2022
2023 want_refresh = 0; /* screen is current */
2024
2025 if (refresh_type == NO_REFRESH || !mapped)
2026 return;
2027
2028 /*
2029 * A: set up vars
1864 */ 2030 */
2031 refresh_count = 0;
1865 2032
1866#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2033 unsigned int old_screen_flags = screen.flags;
1867# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2034 char have_bg = 0;
1868# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2035#ifdef HAVE_BG_PIXMAP
2036 have_bg = bgPixmap.pixmap != None;
2037#endif
2038 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2039
2040 /*
2041 * B: reverse any characters which are selected
2042 */
2043 scr_reverse_selection ();
2044
2045 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2046#if ENABLE_OVERLAY
2047 scr_swap_overlay ();
2048#endif
2049
2050 char showcursor = screen.flags & Screen_VisibleCursor;
2051
2052 /*
2053 * C: set the cursor character (s)
2054 */
2055 {
2056 unsigned char setoldcursor;
2057
2058#ifdef CURSOR_BLINK
2059 if (hidden_cursor)
2060 showcursor = 0;
2061#endif
2062
2063 if (showcursor)
2064 {
2065 int col = screen.cur.col;
2066
2067 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2068 col--;
2069
2070 crp = &ROW(screen.cur.row).r[col];
2071
2072#ifndef NO_CURSORCOLOR
2073 cc1 = *crp & (RS_fgMask | RS_bgMask);
2074 if (ISSET_PIXCOLOR (Color_cursor))
2075 ccol1 = Color_cursor;
2076 else
2077#endif
2078#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2079 ccol1 = fgcolor_of (rstyle);
1869#else 2080#else
1870# define MONO_BOLD(x) \ 2081 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 2082#endif
1874 2083
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 2084#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)) 2085 if (ISSET_PIXCOLOR (Color_cursor2))
1983 ccol1 = Color_cursor; 2086 ccol2 = Color_cursor2;
1984 else 2087 else
2088#endif
1985#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2089#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1986 ccol1 = GET_FGCOLOR(R->rstyle); 2090 ccol2 = bgcolor_of (rstyle);
1987#else 2091#else
1988 ccol1 = Color_fg; 2092 ccol2 = Color_bg;
1989#endif 2093#endif
1990 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2094
1991 ccol2 = Color_cursor2; 2095 if (focus)
2096 {
2097 if (option (Opt_cursorUnderline))
2098 *crp ^= RS_Uline;
1992 else 2099 else
1993#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2100 {
1994 ccol2 = GET_BGCOLOR(R->rstyle); 2101 *crp ^= RS_RVid;
1995#else
1996 ccol2 = Color_bg;
1997#endif
1998 *srp = SET_FGCOLOR(*srp, ccol1); 2102 *crp = SET_FGCOLOR (*crp, ccol1);
1999 *srp = SET_BGCOLOR(*srp, ccol2); 2103 *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 } 2104 }
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 } 2105 }
2030 } 2106 }
2107
2108 /* make sure no outline cursor is left around */
2109 setoldcursor = 0;
2110 if (ocrow != -1)
2111 {
2112 if (screen.cur.row - view_start != ocrow
2113 || screen.cur.col != oldcursor.col)
2114 {
2115 if (ocrow < nrow
2116 && oldcursor.col < ncol)
2117 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2118
2119 if (focus || !showcursor)
2120 oldcursor.row = -1;
2121 else
2122 setoldcursor = 1;
2123 }
2031 } 2124 }
2125 else if (!focus)
2126 setoldcursor = 1;
2127
2128 if (setoldcursor)
2129 {
2130 if (screen.cur.row - view_start >= nrow)
2131 oldcursor.row = -1;
2132 else
2133 {
2134 oldcursor.row = screen.cur.row - view_start;
2135 oldcursor.col = screen.cur.col;
2136 }
2137 }
2138 }
2032 2139
2033#ifndef NO_SLOW_LINK_SUPPORT 2140#ifndef NO_SLOW_LINK_SUPPORT
2034/* 2141 /*
2035 * D: CopyArea pass - very useful for slower links 2142 * D: CopyArea pass - very useful for slower links
2036 * This has been deliberately kept simple. 2143 * This has been deliberately kept simple.
2037 */ 2144 */
2038 i = R->num_scr; 2145 if (!display->is_local
2039 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2146 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2040 && abs(i) < R->TermWin.nrow && !must_clear) 2147 && abs (num_scr) < nrow && !have_bg)
2041 { 2148 {
2042 int16_t nits; 2149 int16_t nits;
2043 int j; 2150 int i = num_scr;
2044 rend_t *drp2; 2151 int j;
2045 text_t *dtp2; 2152 int len, wlen;
2046 int len, wlen; 2153 dLocal (int, num_scr);
2047 2154
2048 j = R->TermWin.nrow; 2155 j = nrow;
2049 wlen = len = -1; 2156 wlen = len = -1;
2050 row = i > 0 ? 0 : j - 1; 2157 row = i > 0 ? 0 : j - 1;
2158
2051 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2159 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2052 { 2160 {
2053 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2161 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2054 { 2162 {
2055 stp = R->screen.text[row + row_offset]; 2163 line_t s = ROW(view_start + row);
2056 srp = R->screen.rend[row + row_offset];
2057 dtp = R->drawn_text[row]; 2164 line_t d = drawn_buf[row];
2058 dtp2 = R->drawn_text[row + i]; 2165 line_t d2 = drawn_buf[row + i];
2059 drp = R->drawn_rend[row];
2060 drp2 = R->drawn_rend[row + i];
2061 2166
2062 for (nits = 0, col = R->TermWin.ncol; col--; ) 2167 for (nits = 0, col = ncol; col--; )
2063 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2168 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2064 nits--; 2169 nits--;
2065 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2170 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2066 nits++; 2171 nits++;
2067 2172
2068 if (nits > 8) /* XXX: arbitrary choice */ 2173 if (nits > 8) /* XXX: arbitrary choice */
2174 {
2175 for (col = ncol; col--; )
2176 {
2177 *d.t++ = *d2.t++;
2178 *d.r++ = *d2.r++;
2179 }
2180
2181 if (len == -1)
2182 len = row;
2183
2184 wlen = row;
2185 continue;
2186 }
2187 }
2188
2189 if (len >= 0)
2190 {
2191 /* also comes here at end if needed because of >= above */
2192 if (wlen < len)
2193 ::swap (wlen, len);
2194
2195 XGCValues gcv;
2196
2197 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2198 XCopyArea (dpy, vt, vt,
2199 gc, 0, Row2Pixel (len + i),
2200 (unsigned int)this->width,
2201 (unsigned int)Height2Pixel (wlen - len + 1),
2202 0, Row2Pixel (len));
2203 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2204
2205 len = -1;
2206 }
2207 }
2208 }
2209#endif
2210
2211 /*
2212 * E: main pass across every character
2213 */
2214 for (row = 0; row < nrow; row++)
2215 {
2216 text_t *stp = ROW(view_start + row).t;
2217 rend_t *srp = ROW(view_start + row).r;
2218 text_t *dtp = drawn_buf[row].t;
2219 rend_t *drp = drawn_buf[row].r;
2220
2221 /*
2222 * E2: OK, now the real pass
2223 */
2224 int ypixel = (int)Row2Pixel (row);
2225
2226 for (col = 0; col < ncol; col++)
2227 {
2228 /* compare new text with old - if exactly the same then continue */
2229 if (stp[col] == dtp[col] /* Must match characters to skip. */
2230 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2231 || (stp[col] == ' ' /* space w/ no background change */
2232 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2233 continue;
2234
2235 // redraw one or more characters
2236
2237 // seek to the beginning of wide characters
2238 while (expect_false (stp[col] == NOCHAR && col > 0))
2239 --col;
2240
2241 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2242 text_t *text = stp + col;
2243 int count = 1;
2244
2245 dtp[col] = stp[col];
2246 drp[col] = rend;
2247
2248 int xpixel = Col2Pixel (col);
2249
2250 for (i = 0; ++col < ncol; )
2251 {
2252 if (stp[col] == NOCHAR)
2253 {
2254 dtp[col] = stp[col];
2255 drp[col] = srp[col];
2256
2257 count++;
2258 i++;
2259
2260 continue;
2261 }
2262
2263 if (!RS_SAME (rend, srp[col]))
2264 break;
2265
2266 count++;
2267
2268 if (stp[col] != dtp[col]
2269 || !RS_SAME (srp[col], drp[col]))
2270 {
2271 if (have_bg && (i++ > count / 2))
2272 break;
2273
2274 dtp[col] = stp[col];
2275 drp[col] = rend;
2276 i = 0;
2277 }
2278 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2279 break;
2280 }
2281
2282 col--; /* went one too far. move back */
2283 count -= i; /* dump any matching trailing chars */
2284
2285 // sometimes we optimize away the trailing NOCHAR's, add them back
2286 while (expect_false (i && text[count] == NOCHAR))
2287 count++, i--;
2288
2289 /*
2290 * Determine the attributes for the string
2291 */
2292 int fore = fgcolor_of (rend); // desired foreground
2293 int back = bgcolor_of (rend); // desired background
2294
2295 // only do special processing if any attributes are set, which is unlikely
2296 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2297 {
2298 bool invert = rend & RS_RVid;
2299
2300#ifndef NO_BOLD_UNDERLINE_REVERSE
2301 if (rend & RS_Bold && fore == Color_fg)
2302 {
2303 if (ISSET_PIXCOLOR (Color_BD))
2304 fore = Color_BD;
2305# if !ENABLE_STYLES
2306 else
2307 invert = !invert;
2308# endif
2309 }
2310
2311 if (rend & RS_Italic && fore == Color_fg)
2312 {
2313 if (ISSET_PIXCOLOR (Color_IT))
2314 fore = Color_IT;
2315# if !ENABLE_STYLES
2316 else
2317 invert = !invert;
2318# endif
2319 }
2320
2321 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2322 fore = Color_UL;
2323#endif
2324
2325#ifdef OPTION_HC
2326 if (rend & RS_Sel)
2327 {
2328 /* invert the column if no highlightColor is set or it is the
2329 * current cursor column */
2330 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2331 && ISSET_PIXCOLOR (Color_HC))
2332 {
2333 if (ISSET_PIXCOLOR (Color_HTC))
2334 fore = Color_HTC;
2335 // if invert is 0 reverse video is set so we use bg color as fg color
2336 else if (!invert)
2337 fore = back;
2338
2339 back = Color_HC;
2340 invert = 0;
2341 }
2342 }
2343#endif
2344
2345 if (invert)
2346 {
2347 ::swap (fore, back);
2348
2349#ifndef NO_BOLD_UNDERLINE_REVERSE
2350 if (fore == back)
2351 {
2352 fore = Color_bg;
2353 back = Color_fg;
2354 }
2355#endif
2356 }
2357
2358#ifdef TEXT_BLINK
2359 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2360 {
2361 if (!text_blink_ev.is_active ())
2362 {
2363 text_blink_ev.again ();
2364 hidden_text = 0;
2365 }
2366 else if (hidden_text)
2367 fore = back;
2368 }
2369#endif
2370
2371#if ENABLE_STYLES
2372 // "careful" (too wide) character handling
2373
2374 // include previous careful character(s) if possible, looks nicer (best effort...)
2375 while (text > stp
2376 && srp[text - stp - 1] & RS_Careful
2377 && RS_SAME (rend, srp[text - stp - 1]))
2378 text--, count++, xpixel -= fwidth;
2379
2380 // force redraw after "careful" characters to avoid pixel droppings
2381 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2382 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2383
2384 // force redraw before "careful" characters to avoid pixel droppings
2385 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2386 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2387#endif
2388 }
2389
2390 /*
2391 * Actually do the drawing of the string here
2392 */
2393 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2394
2395 if (expect_true (have_bg && back == Color_bg))
2396 {
2397 // this is very ugly, maybe push it into ->draw?
2398
2399 for (i = 0; i < count; i++) /* don't draw empty strings */
2400 if (text[i] != ' ')
2069 { 2401 {
2070 for (col = R->TermWin.ncol; col--; ) 2402 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2071 { 2403 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 } 2404 }
2405
2406 CLEAR_CHARS (xpixel, ypixel, count);
2407 did_clear: ;
2082 } 2408 }
2409 else
2410 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2083 2411
2084 if (len != -1) 2412 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2085 { 2413 {
2086 /* also comes here at end if needed because of >= above */ 2414#if ENABLE_FRILLS
2087 if (wlen < len) 2415 if (ISSET_PIXCOLOR (Color_underline))
2088 SWAP_IT(wlen, len, int); 2416 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 2417 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 2418#endif
2205 ) 2419 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 2420
2230/* 2421 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, 2422 xpixel, ypixel + font->ascent + 1,
2258 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2423 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2424 }
2259 } /* for (col....) */ 2425 } /* for (col....) */
2260 } /* for (row....) */ 2426 } /* for (row....) */
2261 2427
2262/* 2428 /*
2263 * G: cleanup cursor and display outline cursor if necessary 2429 * G: cleanup cursor and display outline cursor if necessary
2264 */ 2430 */
2265 if (showcursor) { 2431 if (showcursor)
2266 if (R->TermWin.focus) { 2432 {
2267 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2433 if (focus)
2268 [R->screen.cur.col]); 2434 {
2435 if (option (Opt_cursorUnderline))
2436 *crp ^= RS_Uline;
2437 else
2438 {
2269 *srp ^= RS_RVid; 2439 *crp ^= RS_RVid;
2270#ifndef NO_CURSORCOLOR 2440#ifndef NO_CURSORCOLOR
2271 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2441 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2272#endif 2442#endif
2443 }
2444 }
2273 } else if (R->oldcursor.row >= 0) { 2445 else if (oldcursor.row >= 0)
2446 {
2447 int cursorwidth = 1;
2448 int col = oldcursor.col;
2449
2450 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2451 col--;
2452
2453 while (col + cursorwidth < ncol
2454 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2455 cursorwidth++;
2456
2274#ifndef NO_CURSORCOLOR 2457#ifndef NO_CURSORCOLOR
2275 unsigned long gcmask; /* Graphics Context mask */
2276
2277 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) { 2458 if (ISSET_PIXCOLOR (Color_cursor))
2278 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]); 2459 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2279 } 2460 else
2280#endif 2461#endif
2281 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2462 XSetForeground (dpy, gc, pix_colors[ccol1]);
2463
2464 XDrawRectangle (dpy, vt, gc,
2282 Col2Pixel(R->oldcursor.col), 2465 Col2Pixel (col),
2283 Row2Pixel(R->oldcursor.row), 2466 Row2Pixel (oldcursor.row),
2284 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2467 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2285 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1)); 2468 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2286 } 2469 }
2287 } 2470 }
2288/* 2471
2472 /*
2289 * H: cleanup selection 2473 * H: cleanup selection
2290 */ 2474 */
2475#if ENABLE_OVERLAY
2476 scr_swap_overlay ();
2477#endif
2478 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2479
2291 rxvt_scr_reverse_selection(aR); 2480 scr_reverse_selection ();
2292 2481
2293/* 2482 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; 2483 num_scr = 0;
2317 R->num_scr_allow = 1; 2484 num_scr_allow = 1;
2318 R->want_refresh = 0; /* screen is current */
2319} 2485}
2320/* ------------------------------------------------------------------------- */
2321 2486
2322/* EXTPROTO */
2323void 2487void
2324rxvt_scr_clear(pR) 2488rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2325{ 2489{
2326 if (!R->TermWin.mapped) 2490 if (!l.t)
2327 return; 2491 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 2492
2334 if (!(R->Options & Opt_transparent_all)) 2493 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2335 i = 0; 2494
2336 else 2495 for (int i = ncol; i--; )
2337 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2496 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2338 for (; i--;) 2497}
2339 if (R->TermWin.parent[i] != None) 2498
2340 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2499void
2500rxvt_term::scr_remap_chars () NOTHROW
2501{
2502 for (int i = total_rows; i--; )
2503 scr_remap_chars (row_buf [i]);
2504
2505 for (int i = nrow; i--; )
2341 } 2506 {
2342#endif 2507 scr_remap_chars (drawn_buf [i]);
2343 XClearWindow(R->Xdisplay, R->TermWin.vt); 2508 scr_remap_chars (swap_buf [i]);
2509 }
2344} 2510}
2345 2511
2346/* ------------------------------------------------------------------------- */
2347/* INTPROTO */
2348void 2512void
2349rxvt_scr_reverse_selection(pR) 2513rxvt_term::scr_recolour () NOTHROW
2350{ 2514{
2351 int i, col, row, end_row; 2515#ifdef HAVE_BG_PIXMAP
2352 rend_t *srp; 2516 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 2517#else
2370 srp[col] ^= RS_Blink; 2518
2519 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2520 XClearWindow (dpy, parent[0]);
2521 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2522
2523 if (scrollBar.win)
2524 {
2525 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2526 scrollBar.state = STATE_IDLE;
2527 scrollBar.show (0);
2528 }
2529
2371#endif 2530#endif
2372 if (i == row && i < end_row) 2531
2373 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2532 /* bgPixmap.apply () does not do the following : */
2374#ifndef OPTION_HC 2533 scr_clear ();
2375 srp[col] ^= RS_RVid; 2534 scr_touch (true);
2376#else 2535 want_refresh = 1;
2377 srp[col] ^= RS_Blink; 2536}
2537
2538/* ------------------------------------------------------------------------- */
2539void
2540rxvt_term::scr_clear (bool really) NOTHROW
2541{
2542 if (!mapped)
2543 return;
2544
2545 num_scr_allow = 0;
2546 want_refresh = 1;
2547
2548 if (really)
2549 XClearWindow (dpy, vt);
2550}
2551
2552void
2553rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2554{
2555 int view_end = view_start + nrow;
2556 int row, col;
2557
2558 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2559 {
2560 text_t *stp = ROW(row).t;
2561 rend_t *srp = ROW(row).r;
2562
2563 for (col = beg_col; col < end_col; col++)
2564 srp[col] ^= rstyle1;
2565
2566 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2567 srp[col] ^= rstyle2;
2568
2569 if (++col < end_col)
2570 srp[col] ^= rstyle2;
2571 }
2572}
2573
2574void
2575rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2576{
2577 int view_end = view_start + nrow;
2578 int row, col;
2579
2580 if (beg_row >= view_start)
2581 {
2582 col = beg_col;
2583 row = beg_row;
2584 }
2585 else
2586 {
2587 col = 0;
2588 row = view_start;
2589 }
2590
2591 for (; row < min (end_row, view_end); row++, col = 0)
2592 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2593 srp[col] ^= rstyle;
2594
2595 if (row == end_row)
2596 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2597 srp[col] ^= rstyle;
2598}
2599
2600/* ------------------------------------------------------------------------- */
2601void
2602rxvt_term::scr_reverse_selection () NOTHROW
2603{
2604 if (selection.op
2605 && current_screen == selection.screen
2606 && selection.end.row >= view_start)
2607 {
2608#if !ENABLE_MINIMAL
2609 if (selection.rect)
2610 scr_xor_rect (selection.beg.row, selection.beg.col,
2611 selection.end.row, selection.end.col,
2612 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2613 else
2378#endif 2614#endif
2615 scr_xor_span (selection.beg.row, selection.beg.col,
2616 selection.end.row, selection.end.col,
2617 RS_Sel | RS_RVid);
2379 } 2618 }
2380} 2619}
2381 2620
2382/* ------------------------------------------------------------------------- */ 2621/* ------------------------------------------------------------------------- */
2383/* 2622/*
2384 * Dump the whole scrollback and screen to the passed filedescriptor. The 2623 * Dump the whole scrollback and screen to the passed filedescriptor. The
2385 * invoking routine must close the fd. 2624 * invoking routine must close the fd.
2386 */ 2625 */
2387#if 0 2626#if 0
2388/* EXTPROTO */
2389void 2627void
2390rxvt_scr_dump(pR_ int fd) 2628rxvt_term::scr_dump (int fd) NOTHROW
2391{ 2629{
2392 int row, wrote; 2630 int row, wrote;
2393 unsigned int width, towrite; 2631 unsigned int width, towrite;
2394 char r1[] = "\n"; 2632 const char r1[] = "\n";
2395 2633
2396 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2634 for (row = saveLines + top_row;
2397 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2635 row < saveLines + nrow - 1; row++)
2398 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2636 {
2399 : R->TermWin.ncol; 2637 width = row_buf[row].l >= 0 ? row_buf[row].l
2638 : ncol;
2400 for (towrite = width; towrite; towrite -= wrote) { 2639 for (towrite = width; towrite; towrite -= wrote)
2640 {
2401 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2641 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2402 towrite); 2642 towrite);
2403 if (wrote < 0) 2643 if (wrote < 0)
2404 return; /* XXX: death, no report */ 2644 return; /* XXX: death, no report */
2405 } 2645 }
2406 if (R->screen.tlen[row] >= 0) 2646 if (row_buf[row].l >= 0)
2407 if (write(fd, r1, 1) <= 0) 2647 if (write (fd, r1, 1) <= 0)
2408 return; /* XXX: death, no report */ 2648 return; /* XXX: death, no report */
2409 } 2649 }
2410} 2650}
2411#endif 2651#endif
2412 2652
2413/* ------------------------------------------------------------------------- * 2653/* ------------------------------------------------------------------------- *
2414 * CHARACTER SELECTION * 2654 * CHARACTER SELECTION *
2415 * ------------------------------------------------------------------------- */ 2655 * ------------------------------------------------------------------------- */
2416
2417/*
2418 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2419 */
2420/* EXTPROTO */
2421void 2656void
2422rxvt_selection_check(pR_ int check_more) 2657rxvt_term::selection_check (int check_more) NOTHROW
2423{ 2658{
2424 row_col_t pos; 2659 row_col_t pos;
2425 2660
2426 if (!R->selection.op) 2661 if (!selection.op)
2427 return; 2662 return;
2428 2663
2429 pos.row = pos.col = 0; 2664 pos.row = pos.col = 0;
2430 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2665 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2431 || (R->selection.beg.row >= R->TermWin.nrow) 2666 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2432 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2667 || !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 2668 || (check_more == 1
2437 && R->current_screen == R->selection.screen 2669 && current_screen == selection.screen
2438 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2670 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2439 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2671 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2440 || (check_more == 2 2672 || (check_more == 2
2441 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2673 && ROWCOL_IS_BEFORE (selection.beg, pos)
2442 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2674 && ROWCOL_IS_AFTER (selection.end, pos))
2443 || (check_more == 3 2675 || (check_more == 3
2444 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2676 && ROWCOL_IS_AFTER (selection.end, pos))
2445 || (check_more == 4 /* screen width change */ 2677 || (check_more == 4 /* screen width change */
2446 && (R->selection.beg.row != R->selection.end.row 2678 && (selection.beg.row != selection.end.row
2447 || R->selection.end.col > R->TermWin.ncol))) 2679 || selection.end.col > ncol)))
2448 CLEAR_SELECTION(R); 2680 CLEAR_SELECTION ();
2449} 2681}
2450 2682
2451/* ------------------------------------------------------------------------- */ 2683/* ------------------------------------------------------------------------- */
2452/* 2684/*
2453 * Paste a selection direct to the command fd 2685 * Paste a selection direct to the command fd
2454 */ 2686 */
2455void 2687void
2456rxvt_term::paste (const unsigned char *data, unsigned int len) 2688rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2457{ 2689{
2458 unsigned int i, j, n;
2459 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2460
2461#if 0
2462 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2463 ZERO_SCROLLBACK (r);
2464#endif
2465
2466 /* convert normal newline chars into common keyboard Return key sequence */ 2690 /* convert normal newline chars into common keyboard Return key sequence */
2467 for (i = 0; i < len; i += PROP_SIZE) 2691 for (unsigned int i = 0; i < len; i++)
2468 { 2692 if (data[i] == C0_LF)
2469 n = min (len - i, PROP_SIZE); 2693 data[i] = C0_CR;
2470 MEMCPY (ds, data + i, n);
2471 2694
2472 for (j = 0; j < n; j++) 2695 if (priv_modes & PrivMode_BracketPaste)
2473 if (ds[j] == '\n') 2696 tt_printf ("\e[200~");
2474 ds[j] = '\r';
2475 2697
2476 tt_write (ds, (int)n); 2698 tt_write (data, len);
2477 }
2478 2699
2479 free(ds); 2700 if (priv_modes & PrivMode_BracketPaste)
2701 tt_printf ("\e[201~");
2702}
2703
2704void
2705rxvt_term::paste (char *data, unsigned int len) NOTHROW
2706{
2707 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2708 return;
2709
2710 tt_paste (data, len);
2480} 2711}
2481 2712
2482/* ------------------------------------------------------------------------- */ 2713/* ------------------------------------------------------------------------- */
2483/* 2714/*
2484 * Respond to a notification that a primary selection has been sent 2715 * Respond to a notification that a primary selection has been sent
2485 * EXT: SelectionNotify 2716 * EXT: SelectionNotify
2486 */ 2717 */
2487/* EXTPROTO */ 2718void
2488int
2489rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2719rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2490{ 2720{
2491 long nread = 0; 2721 if (prop == None) /* check for failed XConvertSelection */
2722 {
2723 if ((selection_type & Sel_CompoundText))
2724 {
2725 int selnum = selection_type & Sel_whereMask;
2726
2727 selection_type = 0;
2728 if (selnum != Sel_direct)
2729 selection_request_other (XA_STRING, selnum);
2730 }
2731
2732 if ((selection_type & Sel_UTF8String))
2733 {
2734 int selnum = selection_type & Sel_whereMask;
2735
2736 selection_type = Sel_CompoundText;
2737 if (selnum != Sel_direct)
2738 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2739 else
2740 selection_type = 0;
2741 }
2742
2743 return;
2744 }
2745
2492 unsigned long bytes_after; 2746 unsigned long bytes_after;
2493 XTextProperty ct; 2747 XTextProperty ct;
2494 int dummy_count;
2495 char **cl;
2496 2748
2497 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2749 if (XGetWindowProperty (dpy, win, prop,
2498 2750 0, PROP_SIZE / 4,
2499 if (prop == None) /* check for failed XConvertSelection */ 2751 delete_prop, AnyPropertyType,
2500 { 2752 &ct.encoding, &ct.format,
2501 if ((R->selection_type & Sel_CompoundText)) 2753 &ct.nitems, &bytes_after,
2502 { 2754 &ct.value) != Success)
2503 int selnum = R->selection_type & Sel_whereMask;
2504
2505 R->selection_type = 0;
2506 if (selnum != Sel_direct)
2507 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2508 }
2509
2510 return 0;
2511 } 2755 {
2512 2756 ct.value = 0;
2513 for (;;) 2757 goto bailout;
2514 { 2758 }
2759
2760 if (ct.encoding == None)
2761 goto bailout;
2762
2763 if (bytes_after)
2764 {
2765 // fetch and append remaining data
2766 XTextProperty ct2;
2767
2515 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2768 if (XGetWindowProperty (dpy, win, prop,
2516 (long)(PROP_SIZE / 4), delete_prop, 2769 ct.nitems / 4, (bytes_after + 3) / 4,
2770 delete_prop, AnyPropertyType,
2517 AnyPropertyType, &ct.encoding, &ct.format, 2771 &ct2.encoding, &ct2.format,
2518 &ct.nitems, &bytes_after, 2772 &ct2.nitems, &bytes_after,
2519 &ct.value) != Success) 2773 &ct2.value) != Success)
2520 break; 2774 goto bailout;
2521 2775
2522 if (ct.encoding == 0) 2776 // realloc should be compatible to XFree, here, and elsewhere, too
2523 { 2777 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2524 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2778 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2525 break; 2779 ct.nitems += ct2.nitems;
2526 }
2527 2780
2781 XFree (ct2.value);
2782 }
2783
2528 if (ct.value == NULL) 2784 if (ct.value == 0)
2529 { 2785 goto bailout;
2530 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2531 continue;
2532 }
2533 2786
2787 if (ct.encoding == xa[XA_INCR])
2788 {
2789 // INCR selection, start handshake
2790 if (!delete_prop)
2791 XDeleteProperty (dpy, win, prop);
2792
2793 selection_wait = Sel_incr;
2794 incr_buf_fill = 0;
2795 incr_ev.start (10);
2796
2797 goto bailout;
2798 }
2799
2534 if (ct.nitems == 0) 2800 if (ct.nitems == 0)
2801 {
2802 if (selection_wait == Sel_incr)
2803 {
2804 XFree (ct.value);
2805
2806 // finally complete, now paste the whole thing
2807 selection_wait = Sel_normal;
2808 ct.value = (unsigned char *)incr_buf;
2809 ct.nitems = incr_buf_fill;
2810 incr_buf = 0;
2811 incr_buf_size = 0;
2812 incr_ev.stop ();
2535 { 2813 }
2536 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2814 else
2815 {
2537 if (R->selection_wait == Sel_normal && nread == 0) 2816 if (selection_wait == Sel_normal
2817 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2538 { 2818 {
2539 /* 2819 /*
2540 * pass through again trying CUT_BUFFER0 if we've come from 2820 * pass through again trying CUT_BUFFER0 if we've come from
2541 * XConvertSelection() but nothing was presented 2821 * XConvertSelection () but nothing was presented
2542 */ 2822 */
2543 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2544 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2823 selection_paste (display->root, XA_CUT_BUFFER0, False);
2545 } 2824 }
2546 2825
2547 nread = -1; /* discount any previous stuff */ 2826 goto bailout;
2548 break;
2549 }
2550
2551 nread += ct.nitems;
2552 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2553 &dummy_count) == Success && cl)
2554 { 2827 }
2555 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2828 }
2829 else if (selection_wait == Sel_incr)
2830 {
2831 incr_ev.start (10);
2832
2833 while (incr_buf_fill + ct.nitems > incr_buf_size)
2834 {
2835 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2836 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2837 }
2838
2839 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2840 incr_buf_fill += ct.nitems;
2841
2842 goto bailout;
2843 }
2844
2845 char **cl;
2846 int cr;
2847
2848#if !ENABLE_MINIMAL
2849 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2850 // so recode it manually
2851 if (ct.encoding == xa[XA_UTF8_STRING])
2852 {
2853 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2854 char *s = rxvt_wcstombs (w);
2855 free (w);
2856 // TODO: strlen == only the first element will be converted. well...
2857 paste (s, strlen (s));
2858 free (s);
2859 }
2860 else
2861#endif
2862 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2863 && cl)
2864 {
2865 for (int i = 0; i < cr; i++)
2866 paste (cl[i], strlen (cl[i]));
2867
2556 XFreeStringList (cl); 2868 XFreeStringList (cl);
2557 } 2869 }
2558 else 2870 else
2559 R->paste (ct.value, ct.nitems); 2871 paste ((char *)ct.value, ct.nitems); // paste raw
2560 2872
2561 if (bytes_after == 0) 2873bailout:
2562 break;
2563
2564 XFree (ct.value);
2565 }
2566
2567 if (ct.value)
2568 XFree (ct.value); 2874 XFree (ct.value);
2569 2875
2570 if (R->selection_wait == Sel_normal) 2876 if (selection_wait == Sel_normal)
2571 R->selection_wait = Sel_none; 2877 selection_wait = Sel_none;
2572
2573 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2574 return (int)nread;
2575} 2878}
2576 2879
2577void 2880void
2578rxvt_term::incr_cb (time_watcher &w) 2881rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2579{ 2882{
2580 w.stop ();
2581 selection_wait = Sel_none; 2883 selection_wait = Sel_none;
2582 2884
2885 incr_buf_size = 0;
2886 free (incr_buf);
2887
2583 rxvt_print_error("data loss: timeout on INCR selection paste"); 2888 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2584} 2889}
2585 2890
2586/*
2587 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2588 */
2589/* EXTPROTO */
2590void 2891void
2591rxvt_selection_property(pR_ Window win, Atom prop) 2892rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2592{ 2893{
2593 int reget_time = 0; 2894 if (prop == None || selection_wait != Sel_incr)
2594
2595 if (prop == None)
2596 return; 2895 return;
2597 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2598 if (R->selection_wait == Sel_normal) {
2599 int a, afmt;
2600 Atom atype;
2601 unsigned long bytes_after, nitems;
2602 unsigned char *s = NULL;
2603 2896
2604 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2897 selection_paste (win, prop, true);
2605 R->xa[XA_INCR], &atype, &afmt, &nitems,
2606 &bytes_after, &s);
2607 if (s)
2608 XFree(s);
2609 if (a != Success)
2610 return;
2611#ifndef __CYGWIN32__
2612 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2613 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2614 XDeleteProperty(R->Xdisplay, win, prop);
2615 XFlush(R->Xdisplay);
2616 reget_time = 1;
2617 R->selection_wait = Sel_incr;
2618 }
2619#endif
2620 } else if (R->selection_wait == Sel_incr) {
2621 reget_time = 1;
2622 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2623 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2624 R->selection_wait = Sel_none;
2625 R->incr_ev.stop ();
2626 }
2627 }
2628 if (reget_time) /* received more data so reget time */
2629 R->incr_ev.start (NOW + 10);
2630} 2898}
2899
2631/* ------------------------------------------------------------------------- */ 2900/* ------------------------------------------------------------------------- */
2632/* 2901/*
2633 * Request the current selection: 2902 * Request the current selection:
2634 * Order: > internal selection if available 2903 * Order: > internal selection if available
2635 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2904 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2636 * > CUT_BUFFER0 2905 * > CUT_BUFFER0
2637 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2906 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2638 * will auto fallback to CUT_BUFFER0 2907 * will auto fallback to CUT_BUFFER0
2639 * EXT: button 2 release 2908 * EXT: button 2 release
2640 */ 2909 */
2641/* EXTPROTO */
2642void 2910void
2643rxvt_selection_request(pR_ Time tm, int x, int y) 2911rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2644{ 2912{
2645 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2913 if (selection.text && selnum == Sel_Primary)
2646 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2914 {
2647 return; /* outside window */ 2915 /* internal selection */
2916 char *str = rxvt_wcstombs (selection.text, selection.len);
2917 paste (str, strlen (str));
2918 free (str);
2919 return;
2920 }
2921 else
2922 {
2923 selection_request_time = tm;
2924 selection_wait = Sel_normal;
2648 2925
2649 if (R->selection.text != NULL) { /* internal selection */ 2926#if X_HAVE_UTF8_STRING
2650 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2927 selection_type = Sel_UTF8String;
2651 R->paste (R->selection.text, R->selection.len); 2928 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2652 return; 2929 return;
2653 } else { 2930#else
2654 int i;
2655
2656 R->selection_request_time = tm;
2657 R->selection_wait = Sel_normal;
2658 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2659 R->selection_type = Sel_CompoundText; 2931 selection_type = Sel_CompoundText;
2660 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2932 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2661 return; 2933 return;
2662 } 2934#endif
2663 } 2935 }
2936
2664 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2937 selection_wait = Sel_none; /* don't loop in selection_paste () */
2665 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2666 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2938 selection_paste (display->root, XA_CUT_BUFFER0, false);
2667} 2939}
2668 2940
2669/* INTPROTO */
2670int 2941int
2671rxvt_selection_request_other(pR_ Atom target, int selnum) 2942rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2672{ 2943{
2673 Atom sel; 2944 Atom sel;
2674#ifdef DEBUG_SELECT
2675 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2676#endif
2677 2945
2678 R->selection_type |= selnum; 2946 selection_type |= selnum;
2947
2679 if (selnum == Sel_Primary) 2948 if (selnum == Sel_Primary)
2680 sel = XA_PRIMARY; 2949 sel = XA_PRIMARY;
2681 else if (selnum == Sel_Secondary) 2950 else if (selnum == Sel_Secondary)
2682 sel = XA_SECONDARY; 2951 sel = XA_SECONDARY;
2683 else 2952 else
2684 sel = R->xa[XA_CLIPBOARD]; 2953 sel = xa[XA_CLIPBOARD];
2954
2685 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2955 if (XGetSelectionOwner (dpy, sel) != None)
2686 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2956 {
2687 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2957 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2688 R->TermWin.vt, R->selection_request_time); 2958 vt, selection_request_time);
2689 return 1; 2959 return 1;
2690 } 2960 }
2961
2691 return 0; 2962 return 0;
2692} 2963}
2693 2964
2694/* ------------------------------------------------------------------------- */ 2965/* ------------------------------------------------------------------------- */
2695/* 2966/*
2696 * Clear all selected text 2967 * Clear all selected text
2697 * EXT: SelectionClear 2968 * EXT: SelectionClear
2698 */ 2969 */
2699/* EXTPROTO */
2700void 2970void
2701rxvt_selection_clear(pR) 2971rxvt_term::selection_clear (bool clipboard) NOTHROW
2702{ 2972{
2703 D_SELECT((stderr, "rxvt_selection_clear()")); 2973 if (!clipboard)
2704 2974 {
2705 R->want_refresh = 1; 2975 want_refresh = 1;
2706 if (R->selection.text)
2707 free(R->selection.text); 2976 free (selection.text);
2708 R->selection.text = NULL; 2977 selection.text = NULL;
2709 R->selection.len = 0; 2978 selection.len = 0;
2710 CLEAR_SELECTION(R); 2979 CLEAR_SELECTION ();
2980
2981 if (display->selection_owner == this)
2982 display->selection_owner = 0;
2983 }
2984 else
2985 {
2986 free (selection.clip_text);
2987 selection.clip_text = NULL;
2988 selection.clip_len = 0;
2989
2990 if (display->clipboard_owner == this)
2991 display->clipboard_owner = 0;
2992 }
2711} 2993}
2712 2994
2713/* ------------------------------------------------------------------------- */ 2995/* ------------------------------------------------------------------------- */
2714/* 2996/*
2715 * Copy a selection into the cut buffer 2997 * Copy a selection into the cut buffer
2716 * EXT: button 1 or 3 release 2998 * EXT: button 1 or 3 release
2717 */ 2999 */
2718/* EXTPROTO */
2719void 3000void
2720rxvt_selection_make(pR_ Time tm) 3001rxvt_term::selection_make (Time tm)
2721{ 3002{
2722 int i, col, end_col, row, end_row; 3003 int size;
2723 unsigned char *new_selection_text; 3004 wchar_t *new_selection_text;
2724 char *str; 3005 text_t *t;
2725 text_t *t;
2726#ifdef ACS_ASCII
2727 rend_t *re;
2728#endif
2729 3006
2730 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2731 switch (R->selection.op) { 3007 switch (selection.op)
3008 {
2732 case SELECTION_CONT: 3009 case SELECTION_CONT:
2733 break; 3010 break;
2734 case SELECTION_INIT: 3011 case SELECTION_INIT:
2735 CLEAR_SELECTION(R); 3012 CLEAR_SELECTION ();
2736 /* FALLTHROUGH */ 3013 /* FALLTHROUGH */
2737 case SELECTION_BEGIN: 3014 case SELECTION_BEGIN:
2738 R->selection.op = SELECTION_DONE; 3015 selection.op = SELECTION_DONE;
2739 /* FALLTHROUGH */ 3016 /* FALLTHROUGH */
2740 default: 3017 default:
2741 return; 3018 return;
2742 } 3019 }
3020
2743 R->selection.op = SELECTION_DONE; 3021 selection.op = SELECTION_DONE;
2744 3022
2745 if (R->selection.clicks == 4) 3023 if (selection.clicks == 4)
2746 return; /* nothing selected, go away */ 3024 return; /* nothing selected, go away */
2747 3025
3026 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3027 return;
3028
2748 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 3029 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2749 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 3030 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2750 3031
2751 new_selection_text = (unsigned char *)str; 3032 int ofs = 0;
3033 int extra = 0;
2752 3034
2753 col = R->selection.beg.col; 3035 int col = selection.beg.col;
2754 MAX_IT(col, 0); 3036 int row = selection.beg.row;
2755 row = R->selection.beg.row + R->TermWin.saveLines;
2756 end_row = R->selection.end.row + R->TermWin.saveLines;
2757 3037
3038 int end_col;
3039
2758 for (; row <= end_row; row++, col = 0) 3040 for (; row <= selection.end.row; row++, col = 0)
3041 {
3042#if !ENABLE_MINIMAL
3043 if (selection.rect)
2759 { 3044 {
2760 t = &(R->screen.text[row][col]); 3045 col = selection.beg.col;
2761
2762 end_col = R->screen.tlen[row];
2763
2764 if (end_col == -1)
2765 end_col = R->TermWin.ncol; 3046 end_col = selection.end.col;
3047 }
3048 else
3049#endif
3050 end_col = ROW(row).l;
2766 3051
3052 col = max (col, 0);
3053
2767 if (row == end_row) 3054 if (row == selection.end.row)
2768 MIN_IT (end_col, R->selection.end.col); 3055 min_it (end_col, selection.end.col);
2769 3056
3057 t = ROW(row).t + col;
3058
2770 for (; col < end_col; col++) 3059 for (; col < end_col; col++)
3060 {
2771 if (*t == NOCHAR) 3061 if (*t == NOCHAR)
2772 t++; 3062 t++;
3063#if ENABLE_COMBINING
3064 else if (IS_COMPOSE (*t))
3065 {
3066 int len = rxvt_composite.expand (*t, 0);
3067
3068 extra -= (len - 1);
3069
3070 if (extra < 0)
3071 {
3072 extra += size;
3073 size += size;
3074 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3075 }
3076
3077 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3078 }
3079#endif
2773 else 3080 else
2774 { 3081 new_selection_text[ofs++] = *t++;
2775 int len = wctomb (str, *t++);
2776 if (len > 0)
2777 str += len;
2778 }
2779
2780 if (R->screen.tlen[row] != -1 && row != end_row)
2781 *str++ = '\n';
2782 } 3082 }
2783 3083
2784#ifndef NO_OLD_SELECTION 3084#if !ENABLE_MINIMAL
2785 if (R->selection_style == OLD_SELECT) 3085 if (selection.rect)
2786 if (end_col == R->TermWin.ncol) 3086 {
2787 *str++ = '\n'; 3087 while (ofs
3088 && new_selection_text[ofs - 1] != C0_LF
3089 && unicode::is_space (new_selection_text[ofs - 1]))
3090 --ofs;
3091
3092 new_selection_text[ofs++] = C0_LF;
3093 }
3094 else
2788#endif 3095#endif
2789#ifndef NO_NEW_SELECTION 3096 if (!ROW(row).is_longer () && row != selection.end.row
2790 if (R->selection_style != OLD_SELECT) 3097 && (row != selection.beg.row || selection.beg.col < ncol))
3098 new_selection_text[ofs++] = C0_LF;
3099 }
3100
2791 if (end_col != R->selection.end.col) 3101 if (end_col != selection.end.col)
2792 *str++ = '\n'; 3102 new_selection_text[ofs++] = C0_LF;
2793#endif
2794 *str = '\0';
2795 3103
2796 i = str - (char *)new_selection_text; 3104 new_selection_text[ofs] = 0;
3105
2797 if (i == 0) 3106 if (ofs == 0)
2798 { 3107 {
2799 free (new_selection_text); 3108 free (new_selection_text);
2800 return; 3109 return;
2801 } 3110 }
2802 3111
2803 // due to MB_MAX_CUR, selection wastage is usually high
2804 if (str - (char *)new_selection_text > 1024)
2805 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2806
2807 R->selection.len = i;
2808 if (R->selection.text)
2809 free (R->selection.text); 3112 free (selection.text);
2810 3113
2811 R->selection.text = new_selection_text; 3114 // we usually allocate much more than necessary, so realloc it smaller again
3115 selection.len = ofs;
3116 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2812 3117
2813 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3118 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2814 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3119 return;
2815 rxvt_print_error("can't get primary selection"); 3120
2816 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3121 selection_grab (tm);
2817 PropModeReplace, R->selection.text, (int)R->selection.len); 3122}
3123
3124bool
3125rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3126{
3127 Atom sel;
3128
3129 if (!clipboard)
3130 {
2818 R->selection_time = tm; 3131 selection_time = tm;
2819 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3132 sel = XA_PRIMARY;
3133 }
3134 else
3135 {
3136 clipboard_time = tm;
3137 sel = xa[XA_CLIPBOARD];
3138 }
3139
3140 XSetSelectionOwner (dpy, sel, vt, tm);
3141 if (XGetSelectionOwner (dpy, sel) == vt)
3142 {
3143 display->set_selection_owner (this, clipboard);
3144 return true;
3145 }
3146 else
3147 {
3148 selection_clear (clipboard);
3149 return false;
3150 }
3151
3152#if 0
3153 XTextProperty ct;
3154
3155 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3156 {
3157 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3158 XFree (ct.value);
3159 }
3160#endif
2820} 3161}
2821 3162
2822/* ------------------------------------------------------------------------- */ 3163/* ------------------------------------------------------------------------- */
2823/* 3164/*
2824 * Mark or select text based upon number of clicks: 1, 2, or 3 3165 * Mark or select text based upon number of clicks: 1, 2, or 3
2825 * EXT: button 1 press 3166 * EXT: button 1 press
2826 */ 3167 */
2827/* EXTPROTO */
2828void 3168void
2829rxvt_selection_click(pR_ int clicks, int x, int y) 3169rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2830{ 3170{
2831 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2832
2833 clicks = ((clicks - 1) % 3) + 1; 3171 clicks = ((clicks - 1) % 3) + 1;
2834 R->selection.clicks = clicks; /* save clicks so extend will work */ 3172 selection.clicks = clicks; /* save clicks so extend will work */
2835 3173
3174 if (clicks == 2 && !selection.rect
3175 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3176 {
3177 MEvent.clicks = 1; // what a mess
3178 selection.screen = current_screen;
3179 selection.op = SELECTION_CONT;
3180 return;
3181 }
3182
2836 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3183 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3184
2837 if (clicks == 2 || clicks == 3) 3185 if (clicks == 2 || clicks == 3)
2838 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3186 selection_extend_colrow (selection.mark.col,
2839 R->selection.mark.row 3187 selection.mark.row - view_start,
2840 + R->TermWin.view_start,
2841 0, /* button 3 */ 3188 0, /* button 3 */
2842 1, /* button press */ 3189 1, /* button press */
2843 0); /* click change */ 3190 0); /* click change */
2844} 3191}
2845 3192
2846/* ------------------------------------------------------------------------- */ 3193/* ------------------------------------------------------------------------- */
2847/* 3194/*
2848 * Mark a selection at the specified col/row 3195 * Mark a selection at the specified col/row
2849 */ 3196 */
2850/* INTPROTO */
2851void 3197void
2852rxvt_selection_start_colrow(pR_ int col, int row) 3198rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2853{ 3199{
2854 R->want_refresh = 1; 3200 want_refresh = 1;
3201
3202 selection.mark.row = row + view_start;
2855 R->selection.mark.col = col; 3203 selection.mark.col = col;
2856 R->selection.mark.row = row - R->TermWin.view_start; 3204
2857 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3205 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2858 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3206 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3207
3208 while (selection.mark.col > 0
3209 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2859 MAX_IT(R->selection.mark.col, 0); 3210 --selection.mark.col;
2860 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2861 3211
2862 if (R->selection.op) { /* clear the old selection */ 3212 if (selection.op)
3213 {
3214 /* clear the old selection */
2863 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3215 selection.beg.row = selection.end.row = selection.mark.row;
2864 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3216 selection.beg.col = selection.end.col = selection.mark.col;
2865 } 3217 }
3218
2866 R->selection.op = SELECTION_INIT; 3219 selection.op = SELECTION_INIT;
2867 R->selection.screen = R->current_screen; 3220 selection.screen = current_screen;
2868} 3221}
2869 3222
2870/* ------------------------------------------------------------------------- */ 3223/* ------------------------------------------------------------------------- */
2871/* 3224/*
2872 * Word select: select text for 2 clicks 3225 * Word select: select text for 2 clicks
2873 * We now only find out the boundary in one direction 3226 * We now only find out the boundary in one direction
2874 */ 3227 */
2875 3228
2876/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3229/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2877#define DELIMIT_TEXT(x) \ 3230#define DELIMIT_TEXT(x) \
2878 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3231 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2879#define DELIMIT_REND(x) 1 3232#define DELIMIT_REND(x) 1
2880 3233
2881/* INTPROTO */
2882void 3234void
2883rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3235rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2884{ 3236{
2885 int col, row, dirnadd, tcol, trow, w1, w2; 3237 int col, row, dirnadd, tcol, trow, w1, w2;
2886 row_col_t bound; 3238 row_col_t bound;
2887 text_t *stp; 3239 text_t *stp;
2888 rend_t *srp; 3240 rend_t *srp;
2889 3241
2890 if (dirn == UP) { 3242 if (dirn == UP)
2891 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3243 {
3244 bound.row = top_row - 1;
2892 bound.col = 0; 3245 bound.col = 0;
2893 dirnadd = -1; 3246 dirnadd = -1;
2894 } else { 3247 }
2895 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3248 else
3249 {
3250 bound.row = nrow;
2896 bound.col = R->TermWin.ncol - 1; 3251 bound.col = ncol - 1;
2897 dirnadd = 1; 3252 dirnadd = 1;
2898 } 3253 }
2899 row = mark->row + R->TermWin.saveLines; 3254
3255 row = mark->row;
2900 col = mark->col; 3256 col = max (mark->col, 0);
2901 MAX_IT(col, 0); 3257
2902/* find the edge of a word */ 3258 /* find the edge of a word */
2903 stp = &(R->screen.text[row][col]); 3259 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2904 w1 = DELIMIT_TEXT(*stp); 3260 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2905 3261
2906 if (R->selection_style != NEW_SELECT) { 3262 for (;;)
2907 if (w1 == 1) { 3263 {
3264 for (; col != bound.col; col += dirnadd)
3265 {
2908 stp += dirnadd; 3266 stp += dirnadd;
2909 if (DELIMIT_TEXT(*stp) == 1)
2910 goto Old_Word_Selection_You_Die;
2911 col += dirnadd;
2912 }
2913 w1 = 0;
2914 }
2915 srp = (&R->screen.rend[row][col]);
2916 w2 = DELIMIT_REND(*srp);
2917
2918 for (;;) {
2919 for (; col != bound.col; col += dirnadd) {
2920 stp += dirnadd; 3267 srp += dirnadd;
3268
3269 if (*stp == NOCHAR)
3270 continue;
3271
2921 if (DELIMIT_TEXT(*stp) != w1) 3272 if (DELIMIT_TEXT (*stp) != w1)
3273 break;
3274 if (DELIMIT_REND (*srp) != w2)
3275 break;
3276 }
3277
3278 if ((col == bound.col) && (row != bound.row))
3279 {
3280 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3281 {
3282 trow = row + dirnadd;
3283 tcol = dirn == UP ? ncol - 1 : 0;
3284
3285 if (!ROW(trow).t)
2922 break; 3286 break;
2923 srp += dirnadd; 3287
2924 if (DELIMIT_REND(*srp) != w2) 3288 stp = ROW(trow).t + tcol;
3289 srp = ROW(trow).r + tcol;
3290
3291 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2925 break; 3292 break;
2926 } 3293
2927 if ((col == bound.col) && (row != bound.row)) {
2928 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2929 trow = row + dirnadd;
2930 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2931 if (R->screen.text[trow] == NULL)
2932 break;
2933 stp = &(R->screen.text[trow][tcol]);
2934 srp = &(R->screen.rend[trow][tcol]);
2935 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2936 break;
2937 row = trow; 3294 row = trow;
2938 col = tcol; 3295 col = tcol;
2939 continue; 3296 continue;
2940 } 3297 }
2941 } 3298 }
2942 break; 3299 break;
2943 } 3300 }
2944 Old_Word_Selection_You_Die:
2945 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2946 3301
2947 if (dirn == DN) 3302 if (dirn == DN)
2948 col++; /* put us on one past the end */ 3303 col++; /* put us on one past the end */
2949 3304
2950/* Poke the values back in */ 3305 /* Poke the values back in */
2951 ret->row = row - R->TermWin.saveLines; 3306 ret->row = row;
2952 ret->col = col; 3307 ret->col = col;
2953} 3308}
2954 3309
2955/* ------------------------------------------------------------------------- */ 3310/* ------------------------------------------------------------------------- */
2956/* 3311/*
2957 * Extend the selection to the specified x/y pixel location 3312 * Extend the selection to the specified x/y pixel location
2958 * EXT: button 3 press; button 1 or 3 drag 3313 * EXT: button 3 press; button 1 or 3 drag
2959 * flag == 0 ==> button 1 3314 * flag == 0 ==> button 1
2960 * flag == 1 ==> button 3 press 3315 * flag == 1 ==> button 3 press
2961 * flag == 2 ==> button 3 motion 3316 * flag == 2 ==> button 3 motion
2962 */ 3317 */
2963/* EXTPROTO */
2964void 3318void
2965rxvt_selection_extend(pR_ int x, int y, int flag) 3319rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2966{ 3320{
2967 int col, row; 3321 int col = clamp (Pixel2Col (x), 0, ncol);
3322 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2968 3323
2969 col = Pixel2Col(x); 3324 /*
2970 row = Pixel2Row(y);
2971 MAX_IT(row, 0);
2972 MIN_IT(row, (int)R->TermWin.nrow - 1);
2973 MAX_IT(col, 0);
2974 MIN_IT(col, (int)R->TermWin.ncol);
2975#ifndef NO_NEW_SELECTION
2976/*
2977 * If we're selecting characters (single click) then we must check first 3325 * If we're selecting characters (single click) then we must check first
2978 * if we are at the same place as the original mark. If we are then 3326 * if we are at the same place as the original mark. If we are then
2979 * select nothing. Otherwise, if we're to the right of the mark, you have to 3327 * select nothing. Otherwise, if we're to the right of the mark, you have to
2980 * be _past_ a character for it to be selected. 3328 * be _past_ a character for it to be selected.
2981 */ 3329 */
2982 if (R->selection_style != OLD_SELECT) {
2983 if (((R->selection.clicks % 3) == 1) && !flag 3330 if (((selection.clicks % 3) == 1) && !flag
2984 && (col == R->selection.mark.col 3331 && (col == selection.mark.col
2985 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3332 && (row == selection.mark.row - view_start)))
3333 {
2986 /* select nothing */ 3334 /* select nothing */
2987 R->selection.beg.row = R->selection.end.row = 0; 3335 selection.beg.row = selection.end.row = 0;
2988 R->selection.beg.col = R->selection.end.col = 0; 3336 selection.beg.col = selection.end.col = 0;
2989 R->selection.clicks = 4; 3337 selection.clicks = 4;
2990 R->want_refresh = 1; 3338 want_refresh = 1;
2991 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2992 return; 3339 return;
2993 }
2994 } 3340 }
2995#endif 3341
2996 if (R->selection.clicks == 4) 3342 if (selection.clicks == 4)
2997 R->selection.clicks = 1; 3343 selection.clicks = 1;
3344
2998 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3345 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2999 flag == 1 ? 1 : 0, /* ? button press */ 3346 flag == 1 ? 1 : 0, /* ? button press */
3000 0); /* no click change */ 3347 0); /* no click change */
3001} 3348}
3002 3349
3003/* ------------------------------------------------------------------------- */ 3350/* ------------------------------------------------------------------------- */
3004/* 3351/*
3005 * Extend the selection to the specified col/row 3352 * Extend the selection to the specified col/row
3006 */ 3353 */
3007/* INTPROTO */
3008void 3354void
3009rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3355rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3010{ 3356{
3011 int16_t ncol = R->TermWin.ncol;
3012 int end_col;
3013 row_col_t pos; 3357 row_col_t pos;
3014 enum { 3358 enum {
3015 LEFT, RIGHT 3359 LEFT, RIGHT
3016 } closeto = RIGHT; 3360 } closeto = RIGHT;
3017 3361
3018 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
3019 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3020
3021 R->want_refresh = 1; 3362 want_refresh = 1;
3363
3022 switch (R->selection.op) { 3364 switch (selection.op)
3365 {
3023 case SELECTION_INIT: 3366 case SELECTION_INIT:
3024 CLEAR_SELECTION(R); 3367 CLEAR_SELECTION ();
3025 R->selection.op = SELECTION_BEGIN; 3368 selection.op = SELECTION_BEGIN;
3026 /* FALLTHROUGH */ 3369 /* FALLTHROUGH */
3027 case SELECTION_BEGIN: 3370 case SELECTION_BEGIN:
3028 if (row != R->selection.mark.row || col != R->selection.mark.col 3371 if (row != selection.mark.row || col != selection.mark.col
3029 || (!button3 && buttonpress)) 3372 || (!button3 && buttonpress))
3030 R->selection.op = SELECTION_CONT; 3373 selection.op = SELECTION_CONT;
3031 break; 3374 break;
3032 case SELECTION_DONE: 3375 case SELECTION_DONE:
3033 R->selection.op = SELECTION_CONT; 3376 selection.op = SELECTION_CONT;
3034 /* FALLTHROUGH */ 3377 /* FALLTHROUGH */
3035 case SELECTION_CONT: 3378 case SELECTION_CONT:
3036 break; 3379 break;
3037 case SELECTION_CLEAR: 3380 case SELECTION_CLEAR:
3038 rxvt_selection_start_colrow(aR_ col, row); 3381 selection_start_colrow (col, row);
3039 /* FALLTHROUGH */ 3382 /* FALLTHROUGH */
3040 default: 3383 default:
3041 return; 3384 return;
3042 } 3385 }
3386
3043 if (R->selection.beg.col == R->selection.end.col 3387 if (selection.beg.col == selection.end.col
3044 && R->selection.beg.col != R->selection.mark.col 3388 && selection.beg.col != selection.mark.col
3045 && R->selection.beg.row == R->selection.end.row 3389 && selection.beg.row == selection.end.row
3046 && R->selection.beg.row != R->selection.mark.row) { 3390 && selection.beg.row != selection.mark.row)
3391 {
3047 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3392 selection.beg.col = selection.end.col = selection.mark.col;
3048 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3393 selection.beg.row = selection.end.row = selection.mark.row;
3049 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3050 } 3394 }
3051 3395
3052 pos.col = col; 3396 pos.col = col;
3053 pos.row = row; 3397 pos.row = view_start + row;
3054 3398
3055 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3399 /*
3056 3400 * This is mainly xterm style selection with a couple of differences, mainly
3057#ifndef NO_OLD_SELECTION 3401 * in the way button3 drag extension works.
3058/* 3402 * We're either doing: button1 drag; button3 press; or button3 drag
3059 * This mimics some of the selection behaviour of version 2.20 and before. 3403 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3060 * There are no ``selection modes'', button3 is always character extension. 3404 * is always at the left/right edge of the selection.
3061 * Note: button3 drag is always available, c.f. v2.20 3405 * b) button3 press: extend/contract character/word/line at whichever edge of
3062 * Selection always terminates (left or right as appropriate) at the mark. 3406 * the selection we are closest to.
3407 * c) button3 drag : extend/contract character/word/line - we select around
3408 * a point/word/line which is either the start or end of the selection
3409 * and it was decided by whichever point/word/line was `fixed' at the
3410 * time of the most recent button3 press
3063 */ 3411 */
3064 if (R->selection_style == OLD_SELECT) { 3412 if (button3 && buttonpress)
3065 if (R->selection.clicks == 1 || button3) { 3413 {
3066 if (R->hate_those_clicks) { 3414 /* button3 press */
3067 R->hate_those_clicks = 0; 3415 /*
3068 if (R->selection.clicks == 1) { 3416 * first determine which edge of the selection we are closest to
3069 R->selection.beg.row = R->selection.mark.row; 3417 */
3070 R->selection.beg.col = R->selection.mark.col; 3418 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3071 } else { 3419 || (!ROWCOL_IS_AFTER (pos, selection.end)
3420 && (((pos.col - selection.beg.col)
3421 + ((pos.row - selection.beg.row) * ncol))
3422 < ((selection.end.col - pos.col)
3423 + ((selection.end.row - pos.row) * ncol)))))
3424 closeto = LEFT;
3425
3426 if (closeto == LEFT)
3427 {
3428 selection.beg.row = pos.row;
3429 selection.beg.col = pos.col;
3430 selection.mark.row = selection.end.row;
3431 selection.mark.col = selection.end.col - (selection.clicks == 2);
3432 }
3433 else
3434 {
3435 selection.end.row = pos.row;
3436 selection.end.col = pos.col;
3072 R->selection.mark.row = R->selection.beg.row; 3437 selection.mark.row = selection.beg.row;
3073 R->selection.mark.col = R->selection.beg.col; 3438 selection.mark.col = selection.beg.col;
3439 }
3440 }
3441 else
3442 {
3443 /* button1 drag or button3 drag */
3444 if (ROWCOL_IS_AFTER (selection.mark, pos))
3445 {
3446 if (selection.mark.row == selection.end.row
3447 && selection.mark.col == selection.end.col
3448 && clickchange
3449 && selection.clicks == 2)
3450 selection.mark.col--;
3451
3452 selection.beg.row = pos.row;
3453 selection.beg.col = pos.col;
3454 selection.end.row = selection.mark.row;
3455 selection.end.col = selection.mark.col + (selection.clicks == 2);
3456 }
3457 else
3458 {
3459 selection.beg.row = selection.mark.row;
3460 selection.beg.col = selection.mark.col;
3461 selection.end.row = pos.row;
3462 selection.end.col = pos.col;
3463 }
3464 }
3465
3466 if (selection.clicks == 1)
3467 {
3468 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3469 && !ROW(selection.beg.row).is_longer ()
3470#if !ENABLE_MINIMAL
3471 && !selection.rect
3472#endif
3473 )
3474 selection.beg.col = ncol;
3475
3476 if (
3477 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3478 && !ROW(selection.end.row).is_longer ()
3479#if !ENABLE_MINIMAL
3480 && !selection.rect
3481#endif
3482 )
3483 selection.end.col = ncol;
3484 }
3485 else if (selection.clicks == 2)
3486 {
3487 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3488 selection.end.col--;
3489
3490 selection_delimit_word (UP, &selection.beg, &selection.beg);
3491 selection_delimit_word (DN, &selection.end, &selection.end);
3492 }
3493 else if (selection.clicks == 3)
3494 {
3495#if ENABLE_FRILLS
3496 if (option (Opt_tripleclickwords))
3497 {
3498 selection_delimit_word (UP, &selection.beg, &selection.beg);
3499
3500 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3501 {
3502 if (!ROW(end_row).is_longer ())
3503 {
3504 selection.end.row = end_row;
3505 selection.end.col = ROW(end_row).l;
3506# if !ENABLE_MINIMAL
3507 selection_remove_trailing_spaces ();
3508# endif
3509 break;
3074 } 3510 }
3075 } 3511 }
3076 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3077 R->selection.end.row = R->selection.mark.row;
3078 R->selection.end.col = R->selection.mark.col + 1;
3079 R->selection.beg.row = pos.row;
3080 R->selection.beg.col = pos.col;
3081 } else {
3082 R->selection.beg.row = R->selection.mark.row;
3083 R->selection.beg.col = R->selection.mark.col;
3084 R->selection.end.row = pos.row;
3085 R->selection.end.col = pos.col + 1;
3086 } 3512 }
3087 } else if (R->selection.clicks == 2) { 3513 else
3088 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3514#endif
3089 &(R->selection.beg)); 3515 {
3090 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3516 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3091 &(R->selection.end)); 3517 selection.mark.col++;
3092 R->hate_those_clicks = 1; 3518
3093 } else if (R->selection.clicks == 3) {
3094 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3095 R->selection.beg.col = 0; 3519 selection.beg.col = 0;
3096 R->selection.end.col = ncol; 3520 selection.end.col = ncol;
3097 R->hate_those_clicks = 1; 3521
3098 } 3522 // select a complete logical line
3099 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col)); 3523 while (selection.beg.row > -saveLines
3100 return; 3524 && ROW(selection.beg.row - 1).is_longer ())
3101 } 3525 selection.beg.row--;
3102#endif /* ! NO_OLD_SELECTION */ 3526
3103#ifndef NO_NEW_SELECTION 3527 while (selection.end.row < nrow
3104/* selection_style must not be OLD_SELECT to get here */ 3528 && ROW(selection.end.row).is_longer ())
3105/* 3529 selection.end.row++;
3106 * This is mainly xterm style selection with a couple of differences, mainly
3107 * in the way button3 drag extension works.
3108 * We're either doing: button1 drag; button3 press; or button3 drag
3109 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3110 * is always at the left/right edge of the R->selection.
3111 * b) button3 press: extend/contract character/word/line at whichever edge of
3112 * the selection we are closest to.
3113 * c) button3 drag : extend/contract character/word/line - we select around
3114 * a point/word/line which is either the start or end of the selection
3115 * and it was decided by whichever point/word/line was `fixed' at the
3116 * time of the most recent button3 press
3117 */
3118 if (button3 && buttonpress) { /* button3 press */
3119 /* 3530 }
3120 * first determine which edge of the selection we are closest to 3531 }
3121 */ 3532
3122 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3533 if (button3 && buttonpress)
3123 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3534 {
3124 && (((pos.col - R->selection.beg.col) 3535 /* mark may need to be changed */
3125 + ((pos.row - R->selection.beg.row) * ncol))
3126 < ((R->selection.end.col - pos.col)
3127 + ((R->selection.end.row - pos.row) * ncol)))))
3128 closeto = LEFT;
3129 if (closeto == LEFT) { 3536 if (closeto == LEFT)
3130 R->selection.beg.row = pos.row; 3537 {
3131 R->selection.beg.col = pos.col;
3132 R->selection.mark.row = R->selection.end.row; 3538 selection.mark.row = selection.end.row;
3133 R->selection.mark.col = R->selection.end.col 3539 selection.mark.col = selection.end.col - (selection.clicks == 2);
3134 - (R->selection.clicks == 2); 3540 }
3135 } else { 3541 else
3136 R->selection.end.row = pos.row; 3542 {
3137 R->selection.end.col = pos.col;
3138 R->selection.mark.row = R->selection.beg.row; 3543 selection.mark.row = selection.beg.row;
3139 R->selection.mark.col = R->selection.beg.col; 3544 selection.mark.col = selection.beg.col;
3140 }
3141 } else { /* button1 drag or button3 drag */
3142 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3143 if ((R->selection.mark.row == R->selection.end.row)
3144 && (R->selection.mark.col == R->selection.end.col)
3145 && clickchange && R->selection.clicks == 2)
3146 R->selection.mark.col--;
3147 R->selection.beg.row = pos.row;
3148 R->selection.beg.col = pos.col;
3149 R->selection.end.row = R->selection.mark.row;
3150 R->selection.end.col = R->selection.mark.col
3151 + (R->selection.clicks == 2);
3152 } else {
3153 R->selection.beg.row = R->selection.mark.row;
3154 R->selection.beg.col = R->selection.mark.col;
3155 R->selection.end.row = pos.row;
3156 R->selection.end.col = pos.col;
3157 }
3158 }
3159
3160 if (R->selection.clicks == 1) {
3161 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3162 if (end_col != -1 && R->selection.beg.col > end_col) {
3163#if 1
3164 R->selection.beg.col = ncol;
3165#else
3166 if (R->selection.beg.row != R->selection.end.row)
3167 R->selection.beg.col = ncol;
3168 else
3169 R->selection.beg.col = R->selection.mark.col;
3170#endif
3171 }
3172 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3173 if (end_col != -1 && R->selection.end.col > end_col)
3174 R->selection.end.col = ncol;
3175
3176 } else if (R->selection.clicks == 2) {
3177 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3178 R->selection.end.col--;
3179 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3180 &(R->selection.beg));
3181 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3182 &(R->selection.end));
3183 } else if (R->selection.clicks == 3) {
3184#ifndef NO_FRILLS
3185 if ((R->Options & Opt_tripleclickwords)) {
3186 int end_row;
3187
3188 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3189 &(R->selection.beg));
3190 end_row = R->screen.tlen[R->selection.mark.row
3191 + R->TermWin.saveLines];
3192 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3193 end_row++) {
3194 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3195 if (end_col != -1) {
3196 R->selection.end.row = end_row;
3197 R->selection.end.col = end_col;
3198 rxvt_selection_remove_trailing_spaces(aR);
3199 break;
3200 }
3201 }
3202 } else
3203#endif
3204 { 3545 }
3205 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3206 R->selection.mark.col++;
3207 R->selection.beg.col = 0;
3208 R->selection.end.col = ncol;
3209 }
3210 } 3546 }
3211 if (button3 && buttonpress) { /* mark may need to be changed */
3212 if (closeto == LEFT) {
3213 R->selection.mark.row = R->selection.end.row;
3214 R->selection.mark.col = R->selection.end.col
3215 - (R->selection.clicks == 2);
3216 } else {
3217 R->selection.mark.row = R->selection.beg.row;
3218 R->selection.mark.col = R->selection.beg.col;
3219 }
3220 }
3221 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3222#endif /* ! NO_NEW_SELECTION */
3223}
3224 3547
3225#ifndef NO_FRILLS 3548#if !ENABLE_MINIMAL
3226/* INTPROTO */ 3549 if (selection.rect && selection.beg.col > selection.end.col)
3550 ::swap (selection.beg.col, selection.end.col);
3551#endif
3552}
3553
3554#if !ENABLE_MINIMAL
3227void 3555void
3228rxvt_selection_remove_trailing_spaces(pR) 3556rxvt_term::selection_remove_trailing_spaces () NOTHROW
3229{ 3557{
3230 int32_t end_col, end_row; 3558 int32_t end_col, end_row;
3231 text_t *stp; 3559 text_t *stp;
3232 3560
3233 end_col = R->selection.end.col; 3561 end_col = selection.end.col;
3234 end_row = R->selection.end.row; 3562 end_row = selection.end.row;
3563
3235 for ( ; end_row >= R->selection.beg.row; ) { 3564 for (; end_row >= selection.beg.row; )
3236 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3565 {
3566 stp = ROW(end_row).t;
3567
3237 while (--end_col >= 0) { 3568 while (--end_col >= 0)
3238 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3239 break;
3240 } 3569 {
3241 if (end_col >= 0 3570 if (stp[end_col] != NOCHAR
3242 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3571 && !unicode::is_space (stp[end_col]))
3243 R->selection.end.col = end_col + 1;
3244 R->selection.end.row = end_row;
3245 break; 3572 break;
3246 } 3573 }
3574
3575 if (end_col >= 0
3576 || !ROW(end_row - 1).is_longer ())
3577 {
3578 selection.end.col = end_col + 1;
3579 selection.end.row = end_row;
3580 break;
3581 }
3582
3247 end_row--; 3583 end_row--;
3248 end_col = R->TermWin.ncol; 3584 end_col = ncol;
3249 } 3585 }
3586
3250 if (R->selection.mark.row > R->selection.end.row) { 3587 if (selection.mark.row > selection.end.row)
3588 {
3251 R->selection.mark.row = R->selection.end.row; 3589 selection.mark.row = selection.end.row;
3252 R->selection.mark.col = R->selection.end.col; 3590 selection.mark.col = selection.end.col;
3591 }
3253 } else if (R->selection.mark.row == R->selection.end.row 3592 else if (selection.mark.row == selection.end.row
3254 && R->selection.mark.col > R->selection.end.col) 3593 && selection.mark.col > selection.end.col)
3255 R->selection.mark.col = R->selection.end.col; 3594 selection.mark.col = selection.end.col;
3256} 3595}
3257#endif 3596#endif
3258 3597
3259/* ------------------------------------------------------------------------- */ 3598/* ------------------------------------------------------------------------- */
3260/* 3599/*
3261 * Double click on button 3 when already selected 3600 * Double click on button 3 when already selected
3262 * EXT: button 3 double click 3601 * EXT: button 3 double click
3263 */ 3602 */
3264/* EXTPROTO */
3265void 3603void
3266rxvt_selection_rotate(pR_ int x, int y) 3604rxvt_term::selection_rotate (int x, int y) NOTHROW
3267{ 3605{
3268 R->selection.clicks = R->selection.clicks % 3 + 1; 3606 selection.clicks = selection.clicks % 3 + 1;
3269 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3607 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3270} 3608}
3271
3272/* ------------------------------------------------------------------------- */
3273/*
3274 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3275 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3276 * the X11 protocol.
3277 */
3278typedef CARD32 Atom32;
3279 3609
3280/* ------------------------------------------------------------------------- */ 3610/* ------------------------------------------------------------------------- */
3281/* 3611/*
3282 * Respond to a request for our current selection 3612 * Respond to a request for our current selection
3283 * EXT: SelectionRequest 3613 * EXT: SelectionRequest
3284 */ 3614 */
3285/* EXTPROTO */
3286void 3615void
3287rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3616rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3288{ 3617{
3289 XSelectionEvent ev; 3618 XSelectionEvent ev;
3619
3620 ev.type = SelectionNotify;
3621 ev.property = None;
3622 ev.display = rq.display;
3623 ev.requestor = rq.requestor;
3624 ev.selection = rq.selection;
3625 ev.target = rq.target;
3626 ev.time = rq.time;
3627
3628 if (rq.target == xa[XA_TARGETS])
3629 {
3630 Atom target_list[6];
3631 Atom *target = target_list;
3632
3633 *target++ = xa[XA_TARGETS];
3634 *target++ = xa[XA_TIMESTAMP];
3635 *target++ = XA_STRING;
3636 *target++ = xa[XA_TEXT];
3637 *target++ = xa[XA_COMPOUND_TEXT];
3638#if X_HAVE_UTF8_STRING
3639 *target++ = xa[XA_UTF8_STRING];
3640#endif
3641
3642 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3643 32, PropModeReplace,
3644 (unsigned char *)target_list, target - target_list);
3645 ev.property = rq.property;
3646 }
3647#if TODO // TODO
3648 else if (rq.target == xa[XA_MULTIPLE])
3649 {
3650 /* TODO: Handle MULTIPLE */
3651 }
3652#endif
3653 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3654 {
3655 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3656 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3657 ev.property = rq.property;
3658 }
3659 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3660 {
3661 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3662 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3663 ev.property = rq.property;
3664 }
3665 else if (rq.target == XA_STRING
3666 || rq.target == xa[XA_TEXT]
3667 || rq.target == xa[XA_COMPOUND_TEXT]
3668 || rq.target == xa[XA_UTF8_STRING]
3669 )
3670 {
3671 XTextProperty ct;
3672 Atom target = rq.target;
3673 short freect = 0;
3674 int selectlen;
3675 wchar_t *cl;
3676 enum {
3677 enc_string = XStringStyle,
3678 enc_text = XStdICCTextStyle,
3679 enc_compound_text = XCompoundTextStyle,
3680#ifdef X_HAVE_UTF8_STRING
3681 enc_utf8 = XUTF8StringStyle,
3682#else
3683 enc_utf8 = -1,
3684#endif
3685 } style;
3686
3687 if (target == XA_STRING)
3688 // we actually don't do XA_STRING, but who cares, as i18n clients
3689 // will ask for another format anyways.
3690 style = enc_string;
3691 else if (target == xa[XA_TEXT])
3692 style = enc_text;
3693 else if (target == xa[XA_COMPOUND_TEXT])
3694 style = enc_compound_text;
3695#if !ENABLE_MINIMAL
3696 else if (target == xa[XA_UTF8_STRING])
3697 style = enc_utf8;
3698#endif
3699 else
3700 {
3701 target = xa[XA_COMPOUND_TEXT];
3702 style = enc_compound_text;
3703 }
3704
3705 if (rq.selection == XA_PRIMARY && selection.text)
3706 {
3707 cl = selection.text;
3708 selectlen = selection.len;
3709 }
3710 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3711 {
3712 cl = selection.clip_text;
3713 selectlen = selection.clip_len;
3714 }
3715 else
3716 {
3717 cl = L"";
3718 selectlen = 0;
3719 }
3720
3721#if !ENABLE_MINIMAL
3722 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3723 // so recode it manually
3724 if (style == enc_utf8)
3725 {
3726 freect = 1;
3727 ct.encoding = target;
3728 ct.format = 8;
3729 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3730 ct.nitems = strlen ((char *)ct.value);
3731 }
3732 else
3733#endif
3734 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3735 freect = 1;
3736 else
3737 {
3738 /* if we failed to convert then send it raw */
3739 ct.value = (unsigned char *)cl;
3740 ct.nitems = selectlen;
3741 ct.encoding = target;
3742 }
3743
3744 XChangeProperty (dpy, rq.requestor, rq.property,
3745 ct.encoding, 8, PropModeReplace,
3746 ct.value, (int)ct.nitems);
3747 ev.property = rq.property;
3748
3749 if (freect)
3750 XFree (ct.value);
3751 }
3752
3753 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3754}
3755
3756/* ------------------------------------------------------------------------- */
3290#ifdef USE_XIM 3757#ifdef USE_XIM
3291 Atom32 target_list[4]; 3758void
3292#else 3759rxvt_term::im_set_position (XPoint &pos) NOTHROW
3293 Atom32 target_list[3]; 3760{
3294#endif 3761 XWindowAttributes xwa;
3295 Atom target;
3296 XTextProperty ct;
3297 XICCEncodingStyle style;
3298 char *cl[2], dummy[1];
3299 3762
3300 ev.type = SelectionNotify; 3763 XGetWindowAttributes (dpy, vt, &xwa);
3301 ev.property = None;
3302 ev.display = rq->display;
3303 ev.requestor = rq->requestor;
3304 ev.selection = rq->selection;
3305 ev.target = rq->target;
3306 ev.time = rq->time;
3307 3764
3308 if (rq->target == R->xa[XA_TARGETS]) { 3765 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3309 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3766 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3310 target_list[1] = (Atom32) XA_STRING; 3767}
3311 target_list[2] = (Atom32) R->xa[XA_TEXT];
3312#ifdef USE_XIM
3313 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3314#endif 3768#endif
3315 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3316 (8 * sizeof(target_list[0])), PropModeReplace,
3317 (unsigned char *)target_list,
3318 (sizeof(target_list) / sizeof(target_list[0])));
3319 ev.property = rq->property;
3320 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3321 /* TODO: Handle MULTIPLE */
3322 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3323 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3324 (8 * sizeof(Time)), PropModeReplace,
3325 (unsigned char *)&R->selection_time, 1);
3326 ev.property = rq->property;
3327 } else if (rq->target == XA_STRING
3328 || rq->target == R->xa[XA_COMPOUND_TEXT]
3329 || rq->target == R->xa[XA_TEXT]) {
3330#ifdef USE_XIM
3331 short freect = 0;
3332#endif
3333 int selectlen;
3334 3769
3335#ifdef USE_XIM 3770#if ENABLE_OVERLAY
3336 if (rq->target != XA_STRING) { 3771void
3337 target = R->xa[XA_COMPOUND_TEXT]; 3772rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3338 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3773{
3339 ? XCompoundTextStyle : XStdICCTextStyle; 3774 if (nrow < 1 || ncol < 1)
3340 } else 3775 return;
3341#endif 3776
3342 { 3777 want_refresh = 1;
3343 target = XA_STRING; 3778
3344 style = XStringStyle; 3779 scr_overlay_off ();
3345 } 3780
3346 if (R->selection.text) { 3781 if (x < 0) x = ncol - w;
3347 cl[0] = (char *)R->selection.text; 3782 if (y < 0) y = nrow - h;
3348 selectlen = R->selection.len; 3783
3349 } else { 3784 // make space for border
3350 cl[0] = dummy; 3785 w += 2; min_it (w, ncol);
3351 *dummy = '\0'; 3786 h += 2; min_it (h, nrow);
3352 selectlen = 0; 3787
3353 } 3788 x -= 1; clamp_it (x, 0, ncol - w);
3354#ifdef USE_XIM 3789 y -= 1; clamp_it (y, 0, nrow - h);
3355 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3790
3356 == Success) /* if we failed to convert then send it raw */ 3791 ov.x = x; ov.y = y;
3357 freect = 1; 3792 ov.w = w; ov.h = h;
3793
3794 ov.text = new text_t *[h];
3795 ov.rend = new rend_t *[h];
3796
3797 for (y = 0; y < h; y++)
3798 {
3799 text_t *tp = ov.text[y] = new text_t[w];
3800 rend_t *rp = ov.rend[y] = new rend_t[w];
3801
3802 text_t t0, t1, t2;
3803 rend_t r = OVERLAY_RSTYLE;
3804
3805 if (y == 0)
3806 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3807 else if (y < h - 1)
3808 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3358 else 3809 else
3359#endif 3810 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3360 { 3811
3361 ct.value = (unsigned char *)cl[0]; 3812 *tp++ = t0;
3362 ct.nitems = selectlen; 3813 *rp++ = r;
3814
3815 for (x = w - 2; x > 0; --x)
3363 } 3816 {
3364 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3817 *tp++ = t1;
3365 target, 8, PropModeReplace, 3818 *rp++ = r;
3366 ct.value, (int)ct.nitems); 3819 }
3367 ev.property = rq->property; 3820
3368#ifdef USE_XIM 3821 *tp = t2;
3369 if (freect) 3822 *rp = r;
3370 XFree(ct.value); 3823 }
3371#endif 3824}
3825
3826void
3827rxvt_term::scr_overlay_off () NOTHROW
3828{
3829 if (!ov.text)
3830 return;
3831
3832 want_refresh = 1;
3833
3834 for (int y = 0; y < ov.h; y++)
3372 } 3835 {
3373 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3836 delete [] ov.text[y];
3837 delete [] ov.rend[y];
3838 }
3839
3840 delete [] ov.text; ov.text = 0;
3841 delete [] ov.rend; ov.rend = 0;
3374} 3842}
3375 3843
3844void
3845rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3846{
3847 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3848 return;
3849
3850 x++, y++;
3851
3852 ov.text[y][x] = text;
3853 ov.rend[y][x] = rend;
3854}
3855
3856void
3857rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3858{
3859 while (*s)
3860 scr_overlay_set (x++, y, *s++);
3861}
3862
3863void
3864rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3865{
3866 while (*s)
3867 {
3868 text_t t = *s++;
3869 int width = WCWIDTH (t);
3870
3871 while (width--)
3872 {
3873 scr_overlay_set (x++, y, t);
3874 t = NOCHAR;
3875 }
3876 }
3877}
3878
3879void
3880rxvt_term::scr_swap_overlay () NOTHROW
3881{
3882 if (!ov.text)
3883 return;
3884
3885 // hide cursor if it is within the overlay area
3886 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3887 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3888 screen.flags &= ~Screen_VisibleCursor;
3889
3890 // swap screen mem with overlay
3891 for (int y = ov.h; y--; )
3892 {
3893 text_t *t1 = ov.text[y];
3894 rend_t *r1 = ov.rend[y];
3895
3896 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3897 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3898
3899 for (int x = ov.w; x--; )
3900 {
3901 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3902 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3903 }
3904 }
3905}
3906
3907#endif
3376/* ------------------------------------------------------------------------- * 3908/* ------------------------------------------------------------------------- */
3377 * MOUSE ROUTINES *
3378 * ------------------------------------------------------------------------- */
3379 3909
3380/*
3381 * return col/row values corresponding to x/y pixel values
3382 */
3383/* EXTPROTO */
3384void
3385rxvt_pixel_position(pR_ int *x, int *y)
3386{
3387 *x = Pixel2Col(*x);
3388/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3389 *y = Pixel2Row(*y);
3390/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3391}
3392/* ------------------------------------------------------------------------- */
3393#ifdef USE_XIM
3394/* EXTPROTO */
3395void
3396rxvt_setPosition(pR_ XPoint *pos)
3397{
3398 XWindowAttributes xwa;
3399
3400 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3401 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3402 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3403 - R->TermWin.lineSpace;
3404}
3405#endif
3406/* ------------------------------------------------------------------------- */
3407
3408/* ------------------------------------------------------------------------- *
3409 * DEBUG ROUTINES *
3410 * ------------------------------------------------------------------------- */
3411#if 0
3412/* INTPROTO */
3413void
3414rxvt_debug_colors(void)
3415{
3416 int color;
3417 const char *name[] = {
3418 "fg", "bg",
3419 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3420 };
3421
3422 fprintf(stderr, "Color ( ");
3423 if (R->rstyle & RS_RVid)
3424 fprintf(stderr, "rvid ");
3425 if (R->rstyle & RS_Bold)
3426 fprintf(stderr, "bold ");
3427 if (R->rstyle & RS_Blink)
3428 fprintf(stderr, "blink ");
3429 if (R->rstyle & RS_Uline)
3430 fprintf(stderr, "uline ");
3431 fprintf(stderr, "): ");
3432
3433 color = GET_FGCOLOR(R->rstyle);
3434#ifndef NO_BRIGHTCOLOR
3435 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3436 color -= (minBrightCOLOR - minCOLOR);
3437 fprintf(stderr, "bright ");
3438 }
3439#endif
3440 fprintf(stderr, "%s on ", name[color]);
3441
3442 color = GET_BGCOLOR(R->rstyle);
3443#ifndef NO_BRIGHTCOLOR
3444 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3445 color -= (minBrightCOLOR - minCOLOR);
3446 fprintf(stderr, "bright ");
3447 }
3448#endif
3449 fprintf(stderr, "%s\n", name[color]);
3450}
3451#endif

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