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