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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.8 by pcg, Wed Dec 17 09:00:35 2003 UTC vs.
Revision 1.328 by root, Sun Mar 29 13:36:03 2009 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.8 2003/12/17 09:00:35 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
36#include "salloc.C" // HACK!! 33#include "salloc.C" // HACK, should be a seperate compile!
37 34
38inline void fill_text (text_t *start, text_t value, int len) 35static inline void fill_text (text_t *start, text_t value, int len)
39{ 36{
40 while (len--) 37 while (len--)
41 *start++ = value; 38 *start++ = value;
42} 39}
43 40
44/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384 42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */ 44#define TABSIZE 8 /* default tab size */
47 45
48/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 49#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 50 if (option (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 51 view_start = 0
54#define CLEAR_SELECTION(R) \ 52#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 55#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 56 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 57 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 58 = selection.end.row = selection.end.col = 0
61 59
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 61 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 63 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 65 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 67 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 69 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 71 (((A) == (C)) && ((B) <= (D)))
74 72
75/* these must be row_col_t */ 73/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 74#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 75 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 76#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 78#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 80#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 86
89/* 87/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 88 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 89 */
94#define drawBuffer (R->TermWin.vt)
95
96#define CLEAR_ROWS(row, num) \
97 if (R->TermWin.mapped) \
98 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
99 Row2Pixel(row), (unsigned int)R->TermWin.width, \
100 (unsigned int)Height2Pixel(num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 90#define CLEAR_CHARS(x, y, num) \
103 if (R->TermWin.mapped) \ 91 if (mapped) \
104 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 92 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel(num), \ 93 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 94 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \
110 R->TermWin.int_bwidth, Row2Pixel(row), \
111 (unsigned int)R->TermWin.width, \
112 (unsigned int)Height2Pixel(num))
113 95
114/* ------------------------------------------------------------------------- * 96/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 97 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 98 * ------------------------------------------------------------------------- */
99
117/* Fill part/all of a line with blanks. */ 100/* Fill part/all of a line with blanks. */
118void 101void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 102rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 103{
121 efs &= ~RS_baseattrMask; 104 if (!l.t)
105 {
106 lalloc (l);
107 col = 0;
108 width = ncol;
109 }
110
111 l.touch ();
112
113 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 114 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
115
116 text_t *et = l.t + col;
117 rend_t *er = l.r + col;
123 118
124 while (width--) 119 while (width--)
125 { 120 {
126 *et++ = ' '; 121 *et++ = ' ';
127 *er++ = efs; 122 *er++ = efs;
… …
129} 124}
130 125
131/* ------------------------------------------------------------------------- */ 126/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 127/* Fill a full line with blanks - make sure it is allocated first */
133void 128void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 129rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 130{
136#ifdef DEBUG_STRICT 131 scr_blank_line (l, 0, ncol, efs);
137 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 132
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 133 l.l = 0;
134 l.f = 0;
135}
136
137// nuke a single wide character at the given column
138void
139rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
140{
141 // find begin
142 while (col > 0 && l.t[col] == NOCHAR)
143 col--;
144
145 rend_t rend = l.r[col] & ~RS_baseattrMask;
146 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
147
148 // found start, nuke
149 do {
150 l.t[col] = ' ';
151 l.r[col] = rend;
152 col++;
153 } while (col < ncol && l.t[col] == NOCHAR);
146} 154}
147 155
148/* ------------------------------------------------------------------------- * 156/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 157 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 158 * ------------------------------------------------------------------------- */
159
151void 160void
152rxvt_term::scr_reset () 161rxvt_term::scr_reset ()
153{ 162{
154 unsigned int ncol, nrow, total_rows, prev_total_rows;
155 unsigned int p, q;
156 int k;
157 rend_t setrstyle;
158
159 D_SCREEN((stderr, "rxvt_scr_reset()"));
160
161 TermWin.view_start = 0; 163 view_start = 0;
162 num_scr = 0; 164 num_scr = 0;
163 165
164 if (TermWin.ncol == 0) 166 if (ncol == 0)
165 TermWin.ncol = 80; 167 ncol = 80;
166 168
167 if (TermWin.nrow == 0) 169 if (nrow == 0)
168 TermWin.nrow = 24; 170 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 171
173 if (ncol == prev_ncol && nrow == prev_nrow) 172 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 173 return;
175 174
175 // we need at least two lines for wrapping to work correctly
176 while (nrow + saveLines < 2)
177 {
178 //TODO//FIXME
179 saveLines++;
180 prev_nrow--;
181 top_row--;
182 }
183
176 want_refresh = 1; 184 want_refresh = 1;
177 185
186 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 187 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 188
181 screen.tscroll = 0; 189 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 190 screen.bscroll = nrow - 1;
183 191
184 if (!talloc) 192 if (!row_buf)
185 { 193 {
194 /*
195 * first time called so just malloc everything: don't rely on realloc
196 */
197 top_row = 0;
198 term_start = 0;
199
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 200 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 201 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
188 }
189
190 if (prev_nrow == 0)
191 {
192 /*
193 * first time called so just malloc everything : don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL
195 */
196 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
197 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 202
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 203 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 204 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
205 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 206
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 207 for (int row = nrow; row--; )
205 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
206 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208
209 for (p = 0; p < nrow; p++)
210 {
211 q = p + TermWin.saveLines;
212 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
214 screen.tlen[q] = swap.tlen[p] = 0;
215 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
216 } 208 {
209 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
210 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
211 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
212 }
217 213
218 MEMSET(charsets, 'B', sizeof(charsets)); 214 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 215 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 216 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 217 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 218 screen.charset = 0;
224 current_screen = PRIMARY; 219 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 220 scr_cursor (SAVE);
226 221
227#if NSCREENS 222#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 223 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 224 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 225 swap.charset = 0;
231 current_screen = SECONDARY; 226 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 227 scr_cursor (SAVE);
233 current_screen = PRIMARY; 228 current_screen = PRIMARY;
234#endif 229#endif
235 230
236 selection.text = NULL; 231 selection.text = NULL;
237 selection.len = 0; 232 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 233 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 234 selection.screen = PRIMARY;
240 selection.clicks = 0; 235 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this);
242 rvideo = 0;
243 } 236 }
244 else 237 else
245 { 238 {
246 /* 239 /*
247 * add or delete rows as appropriate 240 * add or delete rows as appropriate
248 */ 241 */
249 setrstyle = DEFAULT_RSTYLE;
250 242
243 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
244 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
245
246#if 0
251 if (nrow < prev_nrow) 247 if (nrow < prev_nrow)
252 { 248 {
253 /* delete rows */
254 k = min (TermWin.nscrolled, prev_nrow - nrow);
255 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
256
257 for (p = nrow; p < prev_nrow; p++) 249 for (int row = nrow; row < prev_nrow; row++)
258 { 250 {
259 q = p + TermWin.saveLines; 251 lfree (swap_buf [row]);
260 if (screen.text[q]) 252 lfree (drawn_buf[row]);
253 }
254 }
255#endif
256
257 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
258 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
259
260 for (int row = min (nrow, prev_nrow); row--; )
261 {
262 lresize (drawn_buf[row]);
263 lresize (swap_buf [row]);
264 }
265
266 for (int row = prev_nrow; row < nrow; row++)
267 {
268 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
269 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
270 }
271
272 line_t *old_buf = row_buf;
273 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
274
275 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
276 int pend = MOD (term_start + top_row , prev_total_rows);
277 int q = total_rows; // rewrapped row
278
279 if (top_row)
280 {
281 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
282 // to come up with a lean and mean algorithm.
283 // TODO: maybe optimise when width didn't change
284
285 row_col_t ocur = screen.cur;
286 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
287
288 do
289 {
290 p = MOD (p - 1, prev_total_rows);
291#ifdef DEBUG_STRICT
292 assert (old_buf [MOD (p, prev_total_rows)].t);
293#endif
294 int plines = 1;
295 int llen = old_buf [MOD (p, prev_total_rows)].l;
296
297 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 298 {
262#ifdef DEBUG_STRICT 299 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 300
264#endif 301 plines++;
265 talloc->free (screen.text[q]); 302 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 303 }
268 if (swap.text[p]) 304
305 int qlines = max (0, (llen - 1) / ncol) + 1;
306
307 // drop partial lines completely
308 if (q < qlines)
309 break;
310
311 q -= qlines;
312
313 int lofs = 0;
314 line_t *qline;
315
316 // re-assemble the full line by destination lines
317 for (int qrow = q; qlines--; qrow++)
269 { 318 {
270#ifdef DEBUG_STRICT 319 qline = row_buf + qrow;
271 assert (swap.rend[p]); 320 lalloc (*qline);
272#endif 321 qline->l = ncol;
273 talloc->free (swap.text[p]); 322 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 323
324 int qcol = 0;
325
326 // see below for cursor adjustment rationale
327 if (p == ocur.row)
328 screen.cur.row = q - (total_rows - nrow);
329
330 // fill a single destination line
331 while (lofs < llen && qcol < ncol)
332 {
333 int prow = lofs / prev_ncol;
334 int pcol = lofs % prev_ncol;
335
336 prow = MOD (p + prow, prev_total_rows);
337
338 // we only adjust the cursor _row_ and put it into
339 // the topmost line of "long line" it was in, as
340 // this seems to upset applications/shells/readline
341 // least.
342 if (prow == ocur.row)
343 screen.cur.row = q - (total_rows - nrow);
344
345 line_t &pline = old_buf [prow];
346
347 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
348
349 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
350 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
351
352 lofs += len;
353 qcol += len;
354 }
275 } 355 }
276#ifdef DEBUG_STRICT 356
277 assert (drawn_text[p] && drawn_rend[p]); 357 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 358 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 359 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 360 }
361 while (p != pend && q > 0);
282 362
283 /* we have fewer rows so fix up cursor position */ 363 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 364 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 365
287 scr_reset_realloc (); /* realloc _last_ */ 366 // make sure all terminal lines exist
288 } 367 while (top_row > 0)
289 else if (nrow > prev_nrow) 368 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 369 }
291 /* add rows */ 370 else
292 scr_reset_realloc (); /* realloc _first_ */ 371 {
372 // if no scrollback exists (yet), wing, instead of wrap
293 373
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 374 for (int row = min (nrow, prev_nrow); row--; )
295
296 k = min (TermWin.nscrolled, nrow - prev_nrow);
297
298 for (p = prev_total_rows; p < total_rows; p++)
299 { 375 {
300 screen.tlen[p] = 0; 376 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 377 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 378
379 qline = pline;
380 lresize (qline);
303 } 381 }
304 382
305 for (p = prev_total_rows; p < total_rows - k; p++)
306 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
307
308 for (p = prev_nrow; p < nrow; p++) 383 for (int row = prev_nrow; row < nrow; row++)
309 { 384 {
310 swap.tlen[p] = 0; 385 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
311 swap.text[p] = NULL;
312 swap.rend[p] = NULL;
313 drawn_text[p] = NULL;
314 drawn_rend[p] = NULL;
315 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
316 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
317 } 386 }
318 387
319 if (k > 0) 388 term_start = 0;
320 {
321 scr_scroll_text (0, (int)nrow - 1, -k, 1);
322 screen.cur.row += k;
323 screen.s_cur.row += k;
324 TermWin.nscrolled -= k;
325 }
326#ifdef DEBUG_STRICT
327 assert(screen.cur.row < TermWin.nrow);
328 assert(swap.cur.row < TermWin.nrow);
329#else /* drive with your eyes closed */
330
331 MIN_IT(screen.cur.row, nrow - 1);
332 MIN_IT(swap.cur.row, nrow - 1);
333#endif
334 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
335 }
336
337 /* resize columns */
338 if (ncol != prev_ncol)
339 { 389 }
340 int common = min (prev_ncol, ncol); 390
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 391 free (old_buf);
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 392 delete old_ta;
393 delete old_ra;
394
395 clamp_it (screen.cur.row, 0, nrow - 1);
396 clamp_it (screen.cur.col, 0, ncol - 1);
343 397 }
344 for (p = 0; p < total_rows; p++)
345 {
346 if (screen.text[p])
347 {
348 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
349 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
350 398
351 MIN_IT(screen.tlen[p], (int16_t)ncol);
352
353 if (ncol > prev_ncol)
354 scr_blank_line (&(screen.text[p][prev_ncol]),
355 &(screen.rend[p][prev_ncol]),
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360
361 for (p = 0; p < nrow; p++)
362 {
363 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
364 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
365
366 if (ncol > prev_ncol)
367 scr_blank_line (&(drawn_text[p][prev_ncol]),
368 &(drawn_rend[p][prev_ncol]),
369 ncol - prev_ncol, setrstyle);
370
371 if (swap.text[p])
372 {
373 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
374 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
375
376 MIN_IT(swap.tlen[p], (int16_t)ncol);
377
378 if (ncol > prev_ncol)
379 scr_blank_line (&(swap.text[p][prev_ncol]),
380 &(swap.rend[p][prev_ncol]),
381 ncol - prev_ncol, setrstyle);
382 }
383
384 }
385
386 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
387 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
388
389 delete talloc; talloc = ta;
390 delete ralloc; ralloc = ra;
391 }
392
393 if (tabs)
394 free(tabs); 399 free (tabs);
395 } 400 tabs = (char *)rxvt_malloc (ncol);
401
402 for (int col = ncol; --col; )
403 tabs [col] = col % TABSIZE == 0;
404
405 CLEAR_ALL_SELECTION ();
396 406
397 prev_nrow = nrow; 407 prev_nrow = nrow;
398 prev_ncol = ncol; 408 prev_ncol = ncol;
399 409
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char));
401
402 for (p = 0; p < ncol; p++)
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
404
405 tt_winch (); 410 tt_winch ();
406}
407 411
408void 412 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
409rxvt_term::scr_reset_realloc()
410{
411 uint16_t total_rows, nrow;
412
413 nrow = TermWin.nrow;
414 total_rows = nrow + TermWin.saveLines;
415 /* *INDENT-OFF* */
416 screen.text = (text_t **)rxvt_realloc(screen.text, total_rows * sizeof(text_t *));
417 buf_text = (text_t **)rxvt_realloc(buf_text , total_rows * sizeof(text_t *));
418 drawn_text = (text_t **)rxvt_realloc(drawn_text , nrow * sizeof(text_t *));
419 swap.text = (text_t **)rxvt_realloc(swap.text , nrow * sizeof(text_t *));
420
421 screen.tlen = (int16_t *)rxvt_realloc(screen.tlen, total_rows * sizeof(int16_t));
422 swap.tlen = (int16_t *)rxvt_realloc(swap.tlen , total_rows * sizeof(int16_t));
423
424 screen.rend = (rend_t **)rxvt_realloc(screen.rend, total_rows * sizeof(rend_t *));
425 buf_rend = (rend_t **)rxvt_realloc(buf_rend , total_rows * sizeof(rend_t *));
426 drawn_rend = (rend_t **)rxvt_realloc(drawn_rend , nrow * sizeof(rend_t *));
427 swap.rend = (rend_t **)rxvt_realloc(swap.rend , nrow * sizeof(rend_t *));
428 /* *INDENT-ON* */
429} 413}
430 414
431/* ------------------------------------------------------------------------- */ 415/* ------------------------------------------------------------------------- */
432/* 416/*
433 * Free everything. That way malloc debugging can find leakage. 417 * Free everything. That way malloc debugging can find leakage.
434 */ 418 */
435void 419void
436rxvt_term::scr_release() 420rxvt_term::scr_release () NOTHROW
437{ 421{
438 uint16_t total_rows; 422 if (row_buf)
439 int i;
440
441 total_rows = TermWin.nrow + TermWin.saveLines;
442
443#ifdef DEBUG_STRICT
444 for (i = 0; i < total_rows; i++)
445 {
446 if (screen.text[i])
447 /* then so is screen.rend[i] */
448 assert(screen.rend[i]);
449 } 423 {
450#endif 424 delete talloc; talloc = 0;
425 delete ralloc; ralloc = 0;
451 426
452 delete talloc; 427 free (row_buf);
453 delete ralloc; 428 free (swap_buf);
429 free (drawn_buf);
430 row_buf = 0; // signal that we freed all the arrays above
454 431
455 free (screen.text);
456 free (screen.tlen);
457 free (screen.rend);
458 free (drawn_text);
459 free (drawn_rend);
460 free (swap.text);
461 free (swap.tlen);
462 free (swap.rend);
463 free (buf_text);
464 free (buf_rend);
465 free (tabs); 432 free (tabs);
466 433 tabs = 0;
467 /* NULL these so if anything tries to use them, we'll know about it */ 434 }
468 screen.text = drawn_text = swap.text = NULL;
469 screen.rend = drawn_rend = swap.rend = NULL;
470 screen.tlen = swap.tlen = NULL;
471 buf_text = NULL;
472 buf_rend = NULL;
473 tabs = NULL;
474} 435}
475 436
476/* ------------------------------------------------------------------------- */ 437/* ------------------------------------------------------------------------- */
477/* 438/*
478 * Hard reset 439 * Hard/Soft reset
479 */ 440 */
480/* EXTPROTO */
481void 441void
482rxvt_scr_poweron(pR) 442rxvt_term::scr_poweron ()
483{ 443{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 444 scr_release ();
487 R->prev_nrow = R->prev_ncol = 0; 445 prev_nrow = prev_ncol = 0;
446 rvideo_mode = false;
447 scr_soft_reset ();
488 R->scr_reset (); 448 scr_reset ();
489 449
490 rxvt_scr_clear (aR); 450 scr_clear (true);
491 rxvt_scr_refresh (aR_ SLOW_REFRESH); 451 scr_refresh ();
492#ifdef RXVT_GRAPHICS 452}
493 rxvt_Gr_reset (aR); 453
454void
455rxvt_term::scr_soft_reset ()
456{
457 /* only affects modes, nothing drastic such as clearing the screen */
458#if ENABLE_OVERLAY
459 scr_overlay_off ();
494#endif 460#endif
461
462 if (current_screen != PRIMARY)
463 scr_swap_screen ();
464
465 scr_scroll_region (0, MAX_ROWS - 1);
466 scr_rendition (0, ~RS_None);
467 scr_insert_mode (0);
495} 468}
496 469
497/* ------------------------------------------------------------------------- * 470/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 471 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 472 * ------------------------------------------------------------------------- */
500/* 473/*
501 * Save and Restore cursor 474 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 475 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 476 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 477 */
505/* EXTPROTO */
506void 478void
507rxvt_scr_cursor(pR_ int mode) 479rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 480{
509 screen_t *s; 481 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 482
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 483#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 484 if (current_screen == SECONDARY)
515 s = &(R->swap); 485 s = &swap;
516 else 486 else
517#endif 487#endif
518 s = &(R->screen); 488 s = &screen;
489
519 switch (mode) { 490 switch (mode)
491 {
520 case SAVE: 492 case SAVE:
521 s->s_cur.row = s->cur.row; 493 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 494 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 495 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 496 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 497 s->s_charset_char = charsets[screen.charset];
526 break; 498 break;
499
527 case RESTORE: 500 case RESTORE:
528 R->want_refresh = 1; 501 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 502 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 503 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 504 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 505 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 506 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 507 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 508 set_font_style ();
536 break; 509 break;
537 } 510 }
511
538/* boundary check in case screen size changed between SAVE and RESTORE */ 512 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 513 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 514 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT 515#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 516 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 517 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */
545 MAX_IT(s->cur.row, 0);
546 MAX_IT(s->cur.col, 0);
547#endif 518#endif
519}
520
521void
522rxvt_term::scr_swap_screen ()
523{
524 if (!option (Opt_secondaryScreen))
525 return;
526
527 for (int i = prev_nrow; i--; )
528 ::swap (ROW(i), swap_buf [i]);
529
530 ::swap (screen.cur, swap.cur);
531
532 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
533 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 534}
549 535
550/* ------------------------------------------------------------------------- */ 536/* ------------------------------------------------------------------------- */
551/* 537/*
552 * Swap between primary and secondary screens 538 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 539 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 540 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 541 */
556/* EXTPROTO */ 542void
557int
558rxvt_scr_change_screen(pR_ int scrn) 543rxvt_term::scr_change_screen (int scrn)
559{ 544{
560 int i; 545 if (scrn == current_screen)
546 return;
547
548 want_refresh = 1;
549 view_start = 0;
550
551 selection_check (2); /* check for boundary cross */
552
553 int i = current_screen; current_screen = scrn; scrn = i;
554
561#if NSCREENS 555#if NSCREENS
562 int offset; 556 if (option (Opt_secondaryScreen))
563#endif 557 {
564
565 R->want_refresh = 1;
566
567 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
568
569 R->TermWin.view_start = 0;
570
571 if (R->current_screen == scrn)
572 return R->current_screen;
573
574 rxvt_selection_check(aR_ 2); /* check for boundary cross */
575
576 SWAP_IT(R->current_screen, scrn, int);
577#if NSCREENS
578 R->num_scr = 0; 558 num_scr = 0;
579 offset = R->TermWin.saveLines; 559
580 for (i = R->prev_nrow; i--;) { 560 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 561
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 562 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 563 ::swap (screen.flags, swap.flags);
584 }
585 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
586 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
587# ifdef DEBUG_STRICT
588 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
589 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
590# else /* drive with your eyes closed */
591 MAX_IT(R->screen.cur.row, 0);
592 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
593 MAX_IT(R->screen.cur.col, 0);
594 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
595# endif
596 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
597 SWAP_IT(R->screen.flags, R->swap.flags, int);
598 R->screen.flags |= Screen_VisibleCursor; 564 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 565 swap.flags |= Screen_VisibleCursor;
600
601# ifdef RXVT_GRAPHICS
602
603 if (rxvt_Gr_Displayed(aR)) {
604 rxvt_Gr_scroll(aR_ 0);
605 rxvt_Gr_ChangeScreen(aR);
606 } 566 }
567 else
607# endif 568#endif
608#else 569 if (option (Opt_secondaryScroll))
609# ifdef SCROLL_ON_NO_SECONDARY
610# ifdef RXVT_GRAPHICS
611 if (rxvt_Gr_Displayed(aR))
612 rxvt_Gr_ClearScreen(aR);
613# endif
614 if (R->current_screen == PRIMARY
615# ifdef RXVT_GRAPHICS
616 && !rxvt_Gr_Displayed(aR)
617# endif
618 )
619 R->scr_scroll_text(0, (R->prev_nrow - 1), R->prev_nrow, 0); 570 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 571}
621#endif 572
573// clear WrapNext indicator, solidifying position on next line
574void
575rxvt_term::scr_do_wrap () NOTHROW
576{
577 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 578 return;
579
580 screen.flags &= ~Screen_WrapNext;
581
582 screen.cur.col = 0;
583
584 if (screen.cur.row == screen.bscroll)
585 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
586 else if (screen.cur.row < nrow - 1)
587 screen.cur.row++;
623} 588}
624 589
625/* ------------------------------------------------------------------------- */ 590/* ------------------------------------------------------------------------- */
626/* 591/*
627 * Change the colour for following text 592 * Change the colour for following text
628 */ 593 */
629/* EXTPROTO */
630void 594void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 595rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 596{
597 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 598 color = fgbg;
599
634 if (fgbg == Color_fg) 600 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 601 rstyle = SET_FGCOLOR (rstyle, color);
636 else 602 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 603 rstyle = SET_BGCOLOR (rstyle, color);
638} 604}
639 605
640/* ------------------------------------------------------------------------- */ 606/* ------------------------------------------------------------------------- */
641/* 607/*
642 * Change the rendition style for following text 608 * Change the rendition style for following text
643 */ 609 */
644/* EXTPROTO */
645void 610void
646rxvt_scr_rendition(pR_ int set, int style) 611rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 612{
648 if (set) 613 if (set)
649 R->rstyle |= style; 614 rstyle |= style;
650 else if (style == ~RS_None) 615 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 616 rstyle = DEFAULT_RSTYLE;
652 else 617 else
653 R->rstyle &= ~style; 618 rstyle &= ~style;
654} 619}
655 620
656/* ------------------------------------------------------------------------- */ 621/* ------------------------------------------------------------------------- */
657/* 622/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 623 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 624 * count positive ==> scroll up
660 * count negative ==> scroll down 625 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 626 */
663int 627int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 628rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 629{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 630 if (count == 0 || (row1 > row2))
670 return 0; 631 return 0;
671 632
672 want_refresh = 1; 633 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 634 num_scr += count;
674 635
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 636 if (count > 0
637 && row1 == 0
638 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
639 {
640 top_row = max (top_row - count, -saveLines);
641
642 // scroll everything up 'count' lines
643 term_start = (term_start + count) % total_rows;
644
645 // sever bottommost line
676 { 646 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 647 line_t &l = ROW(row2 - count);
678 648 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 649 l.touch ();
680 TermWin.nscrolled = TermWin.saveLines;
681 else
682 TermWin.nscrolled = (uint16_t)nscrolled;
683
684 if ((Options & Opt_scrollWithBuffer)
685 && TermWin.view_start != 0
686 && TermWin.view_start != TermWin.saveLines)
687 rxvt_scr_page (this, UP, count);
688 } 650 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 651
692 row2 += TermWin.saveLines; 652 // erase newly scrolled-in lines
653 for (int i = count; i--; )
654 {
655 line_t &l = ROW(nrow - 1 - i);
693 656
657 // optimize if already cleared, can be significant on slow machines
658 // could be rolled into scr_blank_screen_mem
659 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
660 {
661 scr_blank_line (l, 0, l.l, rstyle);
662 l.l = 0;
663 l.f = 0;
664 }
665 else
666 scr_blank_screen_mem (l, rstyle);
667 }
668
669 // now copy lines below the scroll region bottom to the
670 // bottom of the screen again, so they look as if they
671 // hadn't moved.
672 for (int i = nrow; --i > row2; )
673 {
674 line_t &l1 = ROW(i - count);
675 line_t &l2 = ROW(i);
676
677 ::swap (l1, l2);
678 l2.touch ();
679 }
680
681 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 682 if (selection.op && current_screen == selection.screen)
695 {
696 i = selection.beg.row + TermWin.saveLines;
697 j = selection.end.row + TermWin.saveLines;
698 if ((i < row1 && j > row1)
699 || (i < row2 && j > row2)
700 || (i - count < row1 && i >= row1)
701 || (i - count > row2 && i <= row2)
702 || (j - count < row1 && j >= row1)
703 || (j - count > row2 && j <= row2))
704 {
705 CLEAR_ALL_SELECTION (this);
706 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
707 } 683 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 684 selection.beg.row -= count;
712 selection.end.row -= count; 685 selection.end.row -= count;
713 selection.mark.row -= count; 686 selection.mark.row -= count;
687
688 if (selection.beg.row < top_row
689 || selection.end.row < top_row
690 || selection.mark.row < top_row)
691 {
692 CLEAR_ALL_SELECTION ();
693 selection.op = SELECTION_CLEAR;
714 } 694 }
715 }
716
717 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */
718
719 num_scr += count;
720 j = count;
721
722 if (count < 0)
723 count = -count;
724
725 i = row2 - row1 + 1;
726 MIN_IT(count, i);
727
728 if (j > 0)
729 {
730 /* A: scroll up */
731
732 /* A1: Copy lines that will get clobbered by the rotation */
733 for (i = 0, j = row1; i < count; i++, j++)
734 { 695 }
735 buf_text[i] = screen.text[j]; 696
736 buf_rend[i] = screen.rend[j]; 697 // finally move the view window, if desired
698 if (option (Opt_scrollWithBuffer)
699 && view_start != 0
700 && view_start != -saveLines)
701 scr_page (UP, count);
702
703 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
704 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
705 }
706 else
707 {
708 if (selection.op && current_screen == selection.screen)
737 } 709 {
738 /* A2: Rotate lines */ 710 if ((selection.beg.row < row1 && selection.end.row > row1)
739 for (j = row1, i = j + count; i <= row2; i++, j++) 711 || (selection.beg.row < row2 && selection.end.row > row2)
712 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
713 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
714 || (selection.end.row - count < row1 && selection.end.row >= row1)
715 || (selection.end.row - count > row2 && selection.end.row <= row2))
716 {
717 CLEAR_ALL_SELECTION ();
718 selection.op = SELECTION_CLEAR;
719 }
720 else if (selection.end.row >= row1 && selection.end.row <= row2)
721 {
722 /* move selected region too */
723 selection.beg.row -= count;
724 selection.end.row -= count;
725 selection.mark.row -= count;
726
727 selection_check (0);
728 }
740 { 729 }
741 screen.tlen[j] = screen.tlen[i]; 730
742 screen.text[j] = screen.text[i]; 731 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 732 // part of scr_scroll_text is not time-critical.
733
734 int rows = row2 - row1 + 1;
735
736 min_it (count, rows);
737
738 line_t *temp_buf = row_buf + total_rows;
739
740 for (int row = 0; row < rows; row++)
744 } 741 {
745 j = row2 - count + 1, i = count; 742 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750 743
751 /* B1: Copy lines that will get clobbered by the rotation */ 744 if (!IN_RANGE_EXC (row + count, 0, rows))
752 for (i = 0, j = row2; i < count; i++, j--) 745 scr_blank_screen_mem (temp_buf [row], rstyle);
753 { 746 }
754 buf_text[i] = screen.text[j];
755 buf_rend[i] = screen.rend[j];
756 }
757 /* B2: Rotate lines */
758 for (j = row2, i = j - count; i >= row1; i--, j--)
759 {
760 screen.tlen[j] = screen.tlen[i];
761 screen.text[j] = screen.text[i];
762 screen.rend[j] = screen.rend[i];
763 }
764 j = row1, i = count;
765 count = -count;
766 }
767 747
768 /* C: Resurrect lines */ 748 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 749 ROW(row1 + row) = temp_buf [row];
770 { 750 }
771 screen.tlen[j] = 0;
772 screen.text[j] = buf_text[i];
773 screen.rend[j] = buf_rend[i];
774
775 if (!spec) /* line length may not equal TermWin.ncol */
776 scr_blank_screen_mem (screen.text, screen.rend,
777 (unsigned int)j, rstyle);
778 }
779
780#ifdef RXVT_GRAPHICS
781 if (rxvt_Gr_Displayed (this))
782 rxvt_Gr_scroll(this, count);
783#endif
784 751
785 return count; 752 return count;
786} 753}
787 754
788/* ------------------------------------------------------------------------- */ 755/* ------------------------------------------------------------------------- */
789/* 756/*
790 * Add text given in <str> of length <len> to screen struct 757 * Add text given in <str> of length <len> to screen struct
791 */ 758 */
792/* EXTPROTO */
793void 759void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 760rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
795{ 761{
796 unsigned char checksel, clearsel;
797 uint32_t c;
798 int i, row, last_col;
799 text_t *stp;
800 rend_t *srp;
801
802 if (len <= 0) /* sanity */ 762 if (len <= 0) /* sanity */
803 return; 763 return;
804 764
765 unsigned char checksel;
766 unicode_t c;
767 int ncol = this->ncol;
768 const wchar_t *strend = str + len;
769
805 R->want_refresh = 1; 770 want_refresh = 1;
806 last_col = R->TermWin.ncol;
807
808 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
809 ZERO_SCROLLBACK(R); 771 ZERO_SCROLLBACK ();
772
810 if (nlines > 0) { 773 if (minlines > 0)
774 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 775 minlines += screen.cur.row - screen.bscroll;
776 min_it (minlines, screen.cur.row - top_row);
777
812 if ((nlines > 0) 778 if (minlines > 0
813 && (R->screen.tscroll == 0) 779 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 780 && screen.bscroll == nrow - 1)
781 {
815 /* _at least_ this many lines need to be scrolled */ 782 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 783 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 784 screen.cur.row -= minlines;
818 } 785 }
819 } 786 }
787
820#ifdef DEBUG_STRICT 788#ifdef DEBUG_STRICT
821 assert(R->screen.cur.col < last_col); 789 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 790 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 791 && screen.cur.row >= top_row);
824#else /* drive with your eyes closed */
825 MIN_IT(R->screen.cur.col, last_col - 1);
826 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
827 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
828#endif 792#endif
829 row = R->screen.cur.row + R->TermWin.saveLines; 793 int row = screen.cur.row;
830 794
831 checksel = (R->selection.op 795 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 796
835 stp = R->screen.text[row]; 797 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 798
838 for (i = 0; i < len;) { 799 while (str < strend)
839 c = str[i++]; 800 {
840 switch (c) { 801 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 802
842 rxvt_scr_tab (aR_ 1); 803 if (expect_false (c < 0x20))
804 if (c == C0_LF)
805 {
806 max_it (line->l, screen.cur.col);
807
808 screen.flags &= ~Screen_WrapNext;
809
810 if (screen.cur.row == screen.bscroll)
811 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
812 else if (screen.cur.row < (nrow - 1))
813 row = ++screen.cur.row;
814
815 line = &ROW(row); /* _must_ refresh */
843 continue; 816 continue;
844 case '\n': 817 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 818 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 819 {
820 max_it (line->l, screen.cur.col);
821
847 R->screen.flags &= ~Screen_WrapNext; 822 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 823 screen.cur.col = 0;
849 R->scr_scroll_text (R->screen.tscroll, R->screen.bscroll, 1, 0);
850 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
851 row = (++R->screen.cur.row) + R->TermWin.saveLines;
852 stp = R->screen.text[row]; /* _must_ refresh */
853 srp = R->screen.rend[row]; /* _must_ refresh */
854 continue; 824 continue;
855 case '\r': 825 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 826 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 827 {
858 R->screen.flags &= ~Screen_WrapNext; 828 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 829 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 830 }
866 831
832 if (expect_false (
867 if (checksel /* see if we're writing within selection */ 833 checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 834 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 835 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
836 ))
837 {
870 checksel = 0; 838 checksel = 0;
871 clearsel = 1; 839 /*
840 * If we wrote anywhere in the selected area, kill the selection
841 * XXX: should we kill the mark too? Possibly, but maybe that
842 * should be a similar check.
843 */
844 CLEAR_SELECTION ();
845 }
846
847 if (expect_false (screen.flags & Screen_WrapNext))
872 } 848 {
873 if (R->screen.flags & Screen_WrapNext) { 849 scr_do_wrap ();
874 R->screen.tlen[row] = -1; 850
875 if (R->screen.cur.row == R->screen.bscroll) 851 line->l = ncol;
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 852 line->is_longer (1);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 853
878 row = (++R->screen.cur.row) + R->TermWin.saveLines; 854 row = screen.cur.row;
879 stp = R->screen.text[row]; /* _must_ refresh */ 855 line = &ROW(row); /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */ 856 }
881 R->screen.cur.col = 0; 857
882 R->screen.flags &= ~Screen_WrapNext; 858 // some utf-8 decoders "decode" surrogate characters: let's fix this.
859 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
860 c = 0xfffd;
861
862 // rely on wcwidth to tell us the character width, do wcwidth before
863 // further replacements, as wcwidth might return -1 for the line
864 // drawing characters below as they might be invalid in the current
865 // locale.
866 int width = WCWIDTH (c);
867
868 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
883 } 869 {
884 if (R->screen.flags & Screen_Insert) 870 // vt100 special graphics and line drawing
885 rxvt_scr_insdel_chars(aR_ 1, INSERT); 871 // 5f-7e standard vt100
872 // 40-5e rxvt extension for extra curses acs chars
873 static uint16_t vt100_0[62] = { // 41 .. 7e
874 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
875 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
876 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
877 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
878 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
879 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
880 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
881 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
882 };
886 883
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 884 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
888 switch (c)
889 { 885 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 886 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 887 width = 1; // vt100 line drawing characters are always single-width
892 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
893 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
894 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
895 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
896 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
897 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
898 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
899 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
900 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
901 } 888 }
889 }
902 890
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 891 if (expect_false (screen.flags & Screen_Insert))
892 scr_insdel_chars (width, INSERT);
904 893
905 stp[R->screen.cur.col] = c; 894 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 895 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 896#if !UNICODE_3
911 int width = wcwidth (c); 897 // trim characters we can't store directly :(
898 if (c >= 0x10000)
899# if ENABLE_COMBINING
900 c = rxvt_composite.compose (c); // map to lower 16 bits
901# else
902 c = 0xfffd;
903# endif
904#endif
905
906 // nuke the character at this position, if required
907 if (expect_false (
908 line->t[screen.cur.col] == NOCHAR
909 || (screen.cur.col < ncol - 1
910 && line->t[screen.cur.col + 1] == NOCHAR)
911 ))
912 scr_kill_char (*line, screen.cur.col);
913
914 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
915
916 // if the character doesn't fit into the remaining columns...
917 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
912 918 {
913 if (width > 1) 919 // ... artificially enlargen the previous one
920 c = NOCHAR;
921 // and try the same character next loop iteration
922 --str;
923 }
924
925 line->touch ();
926
927 do
914 { 928 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1) 929 line->t[screen.cur.col] = c;
930 line->r[screen.cur.col] = rend;
931
932 if (expect_true (screen.cur.col < ncol - 1))
933 screen.cur.col++;
934 else
916 { 935 {
917 936 line->l = ncol;
918 srp[R->screen.cur.col] |= RS_wide; 937 if (screen.flags & Screen_Autowrap)
919 938 screen.flags |= Screen_WrapNext;
920 R->screen.cur.col++; 939 break;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 } 940 }
941
942 c = NOCHAR;
943 }
944 while (expect_false (--width > 0));
945
946 // pad with spaces when overwriting wide character with smaller one
947 if (expect_false (!width))
948 {
949 line->touch ();
950
951 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
952 {
953 line->t[c] = ' ';
954 line->r[c] = rend;
924 } 955 }
925 } 956 }
926 957 }
927 if (R->screen.cur.col < last_col - 1) 958#if ENABLE_COMBINING
928 R->screen.cur.col++; 959 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 } 960 {
934 } 961 if (c != 0xfeff) // ignore BOM
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 962 {
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 963 // handle combining characters
964 // we just tag the accent on the previous on-screen character.
965 // this is arguably not correct, but also arguably not wrong.
966 // we don't handle double-width characters nicely yet.
967 line_t *linep;
968 text_t *tp;
969 rend_t *rp;
937 970
938/* 971 if (screen.cur.col > 0)
939 * If we wrote anywhere in the selected area, kill the selection 972 {
940 * XXX: should we kill the mark too? Possibly, but maybe that 973 linep = line;
941 * should be a similar check. 974 tp = line->t + screen.cur.col - 1;
942 */ 975 rp = line->r + screen.cur.col - 1;
943 if (clearsel) 976 }
944 CLEAR_SELECTION(R); 977 else if (screen.cur.row > 0
978 && ROW(screen.cur.row - 1).is_longer ())
979 {
980 linep = &ROW(screen.cur.row - 1);
981 tp = line->t + ncol - 1;
982 rp = line->r + ncol - 1;
983 }
984 else
985 continue;
986
987 linep->touch ();
988
989 while (*tp == NOCHAR && tp > linep->t)
990 tp--, rp--;
991
992 // first try to find a precomposed character
993 unicode_t n = rxvt_compose (*tp, c);
994 if (n == NOCHAR)
995 n = rxvt_composite.compose (*tp, c);
996
997 *tp = n;
998 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
999 }
1000 }
1001#endif
1002 }
1003
1004 max_it (line->l, screen.cur.col);
945 1005
946#ifdef DEBUG_STRICT 1006#ifdef DEBUG_STRICT
947 assert(R->screen.cur.row >= 0); 1007 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0);
950#endif 1008#endif
951} 1009}
952 1010
953/* ------------------------------------------------------------------------- */ 1011/* ------------------------------------------------------------------------- */
954/* 1012/*
955 * Process Backspace. Move back the cursor back a position, wrap if have to 1013 * Process Backspace. Move back the cursor back a position, wrap if have to
956 * XTERM_SEQ: CTRL-H 1014 * XTERM_SEQ: CTRL-H
957 */ 1015 */
958/* EXTPROTO */
959void 1016void
960rxvt_scr_backspace(pR) 1017rxvt_term::scr_backspace () NOTHROW
961{ 1018{
962 R->want_refresh = 1;
963 if (R->screen.cur.col == 0) { 1019 if (screen.cur.col == 0)
1020 {
964 if (R->screen.cur.row > 0) { 1021 if (screen.cur.row > 0)
1022 {
965#ifdef TERMCAP_HAS_BW 1023#ifdef TERMCAP_HAS_BW
966 R->screen.cur.col = R->TermWin.ncol - 1; 1024 screen.cur.col = ncol - 1;
967 R->screen.cur.row--; 1025 --screen.cur.row;
968 return; 1026
1027 want_refresh = 1;
969#endif 1028#endif
970 } 1029 }
971 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1030 }
1031 else
972 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1032 scr_gotorc (0, -1, RELATIVE);
973 R->screen.flags &= ~Screen_WrapNext;
974} 1033}
975 1034
976/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
977/* 1036/*
978 * Process Horizontal Tab 1037 * Process Horizontal Tab
979 * count: +ve = forward; -ve = backwards 1038 * count: +ve = forward; -ve = backwards
980 * XTERM_SEQ: CTRL-I 1039 * XTERM_SEQ: CTRL-I
981 */ 1040 */
982/* EXTPROTO */
983void 1041void
984rxvt_scr_tab(pR_ int count) 1042rxvt_term::scr_tab (int count, bool ht) NOTHROW
985{ 1043{
986 int i, x; 1044 int i, x;
987 1045
988 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
989 R->want_refresh = 1; 1046 want_refresh = 1;
990 i = x = R->screen.cur.col; 1047 i = x = screen.cur.col;
1048
991 if (count == 0) 1049 if (count == 0)
992 return; 1050 return;
993 else if (count > 0) { 1051 else if (count > 0)
1052 {
1053 line_t &l = ROW(screen.cur.row);
1054 rend_t base_rend = l.r[i];
1055 ht &= l.t[i] == ' ';
1056
994 for (; ++i < R->TermWin.ncol; ) 1057 for (; ++i < ncol; )
995 if (R->tabs[i]) { 1058 if (tabs[i])
1059 {
996 x = i; 1060 x = i;
1061
997 if (!--count) 1062 if (!--count)
998 break; 1063 break;
1064 }
1065 else
1066 ht &= l.t[i] == ' '
1067 && RS_SAME (l.r[i], base_rend);
1068
1069 if (count)
1070 x = ncol - 1;
1071
1072 // store horizontal tab commands as characters inside the text
1073 // buffer so they can be selected and pasted.
1074 if (ht && option (Opt_pastableTabs))
1075 {
1076 base_rend = SET_FONT (base_rend, 0);
1077
1078 l.touch (x);
1079
1080 i = screen.cur.col;
1081
1082 l.t[i] = '\t';
1083 l.r[i] = base_rend;
1084
1085 while (++i < x)
1086 {
1087 l.t[i] = NOCHAR;
1088 l.r[i] = base_rend;
999 } 1089 }
1000 if (count) 1090 }
1001 x = R->TermWin.ncol - 1; 1091 }
1002 } else /* if (count < 0) */ { 1092 else /* if (count < 0) */
1093 {
1003 for (; --i >= 0; ) 1094 for (; --i >= 0; )
1004 if (R->tabs[i]) { 1095 if (tabs[i])
1005 x = i;
1006 if (!++count)
1007 break;
1008 } 1096 {
1009 if (count)
1010 x = 0; 1097 x = i;
1098 if (!++count)
1099 break;
1100 }
1101
1102 if (count)
1103 x = 0;
1011 } 1104 }
1105
1012 if (x != R->screen.cur.col) 1106 if (x != screen.cur.col)
1013 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1107 scr_gotorc (0, x, R_RELATIVE);
1014} 1108}
1015 1109
1016/* ------------------------------------------------------------------------- */ 1110/* ------------------------------------------------------------------------- */
1017/* 1111/*
1018 * Process DEC Back Index 1112 * Process DEC Back Index
1019 * XTERM_SEQ: ESC 6 1113 * XTERM_SEQ: ESC 6
1020 * Move cursor left in row. If we're at the left boundary, shift everything 1114 * Move cursor left in row. If we're at the left boundary, shift everything
1021 * in that row right. Clear left column. 1115 * in that row right. Clear left column.
1022 */ 1116 */
1023#ifndef NO_FRILLS 1117#if !ENABLE_MINIMAL
1024/* EXTPROTO */
1025void 1118void
1026rxvt_scr_backindex(pR) 1119rxvt_term::scr_backindex () NOTHROW
1027{ 1120{
1028 if (R->screen.cur.col > 0) 1121 if (screen.cur.col > 0)
1029 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1122 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1030 else { 1123 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); 1124 scr_insdel_chars (1, INSERT);
1034 }
1035} 1125}
1036#endif 1126#endif
1037/* ------------------------------------------------------------------------- */ 1127/* ------------------------------------------------------------------------- */
1038/* 1128/*
1039 * Process DEC Forward Index 1129 * Process DEC Forward Index
1040 * XTERM_SEQ: ESC 9 1130 * XTERM_SEQ: ESC 9
1041 * Move cursor right in row. If we're at the right boundary, shift everything 1131 * Move cursor right in row. If we're at the right boundary, shift everything
1042 * in that row left. Clear right column. 1132 * in that row left. Clear right column.
1043 */ 1133 */
1044#ifndef NO_FRILLS 1134#if !ENABLE_MINIMAL
1045/* EXTPROTO */
1046void 1135void
1047rxvt_scr_forwardindex(pR) 1136rxvt_term::scr_forwardindex () NOTHROW
1048{ 1137{
1049 int row;
1050
1051 if (R->screen.cur.col < R->TermWin.ncol - 1) 1138 if (screen.cur.col < ncol - 1)
1052 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1139 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1053 else { 1140 else
1054 row = R->screen.cur.row + R->TermWin.saveLines; 1141 {
1055 if (R->screen.tlen[row] == 0) 1142 line_t &l = ROW(screen.cur.row);
1056 return; /* um, yeah? */ 1143
1057 else if (R->screen.tlen[row] == -1) 1144 l.touch ();
1058 R->screen.tlen[row] = R->TermWin.ncol; 1145 l.is_longer (0);
1146
1059 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1147 scr_gotorc (0, 0, R_RELATIVE);
1060 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1148 scr_insdel_chars (1, DELETE);
1061 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1149 scr_gotorc (0, ncol - 1, R_RELATIVE);
1062 } 1150 }
1063} 1151}
1064#endif 1152#endif
1065 1153
1066/* ------------------------------------------------------------------------- */ 1154/* ------------------------------------------------------------------------- */
1067/* 1155/*
1068 * Goto Row/Column 1156 * Goto Row/Column
1069 */ 1157 */
1070/* EXTPROTO */
1071void 1158void
1072rxvt_scr_gotorc(pR_ int row, int col, int relative) 1159rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1073{ 1160{
1074 R->want_refresh = 1; 1161 want_refresh = 1;
1075 ZERO_SCROLLBACK(R); 1162 ZERO_SCROLLBACK ();
1076#ifdef RXVT_GRAPHICS
1077 if (rxvt_Gr_Displayed(aR))
1078 rxvt_Gr_scroll(aR_ 0);
1079#endif
1080 1163
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) 1164 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1084 : col); 1165 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 1166
1088 R->screen.flags &= ~Screen_WrapNext; 1167 screen.flags &= ~Screen_WrapNext;
1168
1089 if (relative & R_RELATIVE) { 1169 if (relative & R_RELATIVE)
1170 {
1090 if (row > 0) { 1171 if (row > 0)
1172 {
1091 if (R->screen.cur.row <= R->screen.bscroll 1173 if (screen.cur.row <= screen.bscroll
1092 && (R->screen.cur.row + row) > R->screen.bscroll) 1174 && (screen.cur.row + row) > screen.bscroll)
1093 R->screen.cur.row = R->screen.bscroll; 1175 screen.cur.row = screen.bscroll;
1094 else 1176 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; 1177 screen.cur.row += row;
1178 }
1179 else if (row < 0)
1180 {
1181 if (screen.cur.row >= screen.tscroll
1182 && (screen.cur.row + row) < screen.tscroll)
1183 screen.cur.row = screen.tscroll;
1184 else
1185 screen.cur.row += row;
1186 }
1187 }
1188 else
1109 } 1189 {
1110 MAX_IT(R->screen.cur.row, 0); 1190 if (screen.flags & Screen_Relative)
1111 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1191 {
1112} 1192 /* relative origin mode */
1193 screen.cur.row = row + screen.tscroll;
1194 min_it (screen.cur.row, screen.bscroll);
1195 }
1196 else
1197 screen.cur.row = row;
1198 }
1113 1199
1200 clamp_it (screen.cur.row, 0, nrow - 1);
1201}
1202
1114/* ------------------------------------------------------------------------- */ 1203/* ------------------------------------------------------------------------- */
1115/* 1204/*
1116 * direction should be UP or DN 1205 * direction should be UP or DN
1117 */ 1206 */
1118/* EXTPROTO */
1119void 1207void
1120rxvt_scr_index(pR_ enum page_dirn direction) 1208rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1121{ 1209{
1122 int dirn; 1210 int dirn;
1123 1211
1124 R->want_refresh = 1; 1212 want_refresh = 1;
1213 ZERO_SCROLLBACK ();
1214
1125 dirn = ((direction == UP) ? 1 : -1); 1215 dirn = ((direction == UP) ? 1 : -1);
1126 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1127 1216
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; 1217 screen.flags &= ~Screen_WrapNext;
1218
1136 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1219 if ((screen.cur.row == screen.bscroll && direction == UP)
1137 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1220 || (screen.cur.row == screen.tscroll && direction == DN))
1138 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1221 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1139 else 1222 else
1140 R->screen.cur.row += dirn; 1223 screen.cur.row += dirn;
1141 MAX_IT(R->screen.cur.row, 0); 1224
1142 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1225 clamp_it (screen.cur.row, 0, nrow - 1);
1143 rxvt_selection_check(aR_ 0); 1226 selection_check (0);
1144} 1227}
1145 1228
1146/* ------------------------------------------------------------------------- */ 1229/* ------------------------------------------------------------------------- */
1147/* 1230/*
1148 * Erase part or whole of a line 1231 * Erase part or whole of a line
1149 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1232 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1150 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1233 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1151 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1234 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1235 * extension: clear to right unless wrapped: ESC [ 3 K
1152 */ 1236 */
1153/* EXTPROTO */
1154void 1237void
1155rxvt_scr_erase_line(pR_ int mode) 1238rxvt_term::scr_erase_line (int mode) NOTHROW
1156{ 1239{
1157 unsigned int row, col, num; 1240 unsigned int col, num;
1158 1241
1159 R->want_refresh = 1; 1242 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); 1243 ZERO_SCROLLBACK ();
1162 1244
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); 1245 selection_check (1);
1169 1246
1170 R->screen.flags &= ~Screen_WrapNext; 1247 line_t &line = ROW(screen.cur.row);
1171 1248
1172 row = R->TermWin.saveLines + R->screen.cur.row; 1249 line.touch ();
1250 line.is_longer (0);
1251
1173 switch (mode) 1252 switch (mode)
1174 { 1253 {
1254 case 3:
1255 if (screen.flags & Screen_WrapNext)
1256 return;
1257
1258 /* fall through */
1259
1175 case 0: /* erase to end of line */ 1260 case 0: /* erase to end of line */
1176 col = R->screen.cur.col; 1261 col = screen.cur.col;
1177 num = R->TermWin.ncol - col; 1262 num = ncol - col;
1178 MIN_IT(R->screen.tlen[row], (int16_t)col); 1263 min_it (line.l, col);
1264
1179 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1265 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1180 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1266 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1181 CLEAR_SELECTION(R); 1267 CLEAR_SELECTION ();
1182 break; 1268 break;
1269
1183 case 1: /* erase to beginning of line */ 1270 case 1: /* erase to beginning of line */
1184 col = 0; 1271 col = 0;
1185 num = R->screen.cur.col + 1; 1272 num = screen.cur.col + 1;
1273
1186 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1274 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1187 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1275 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1188 CLEAR_SELECTION(R); 1276 CLEAR_SELECTION ();
1189 break; 1277 break;
1278
1190 case 2: /* erase whole line */ 1279 case 2: /* erase whole line */
1191 col = 0; 1280 col = 0;
1192 num = R->TermWin.ncol; 1281 num = ncol;
1193 R->screen.tlen[row] = 0; 1282 line.l = 0;
1194 if (R->selection.beg.row <= R->screen.cur.row 1283 if (selection.beg.row <= screen.cur.row
1195 && R->selection.end.row >= R->screen.cur.row) 1284 && selection.end.row >= screen.cur.row)
1196 CLEAR_SELECTION(R); 1285 CLEAR_SELECTION ();
1197 break; 1286 break;
1198 default: 1287 default:
1199 return; 1288 return;
1200 } 1289 }
1201 1290
1202 if (R->screen.text[row]) 1291 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} 1292}
1208 1293
1209/* ------------------------------------------------------------------------- */ 1294/* ------------------------------------------------------------------------- */
1210/* 1295/*
1211 * Erase part of whole of the screen 1296 * Erase part of whole of the screen
1212 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1297 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1213 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1298 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1214 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1299 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1215 */ 1300 */
1216/* EXTPROTO */
1217void 1301void
1218rxvt_scr_erase_screen(pR_ int mode) 1302rxvt_term::scr_erase_screen (int mode) NOTHROW
1219{ 1303{
1220 int num; 1304 int num;
1221 int32_t row, row_offset; 1305 int32_t row;
1222 rend_t ren; 1306 rend_t ren;
1223 XGCValues gcvalue; 1307 XGCValues gcvalue;
1224 1308
1225 R->want_refresh = 1; 1309 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); 1310 ZERO_SCROLLBACK ();
1228 row_offset = (int32_t)R->TermWin.saveLines;
1229 1311
1230 switch (mode) { 1312 switch (mode)
1313 {
1231 case 0: /* erase to end of screen */ 1314 case 0: /* erase to end of screen */
1232 rxvt_selection_check(aR_ 1); 1315 selection_check (1);
1233 rxvt_scr_erase_line(aR_ 0); 1316 scr_erase_line (0);
1234 row = R->screen.cur.row + 1; /* possible OOB */ 1317 row = screen.cur.row + 1; /* possible OOB */
1235 num = R->TermWin.nrow - row; 1318 num = nrow - row;
1236 break; 1319 break;
1237 case 1: /* erase to beginning of screen */ 1320 case 1: /* erase to beginning of screen */
1238 rxvt_selection_check(aR_ 3); 1321 selection_check (3);
1239 rxvt_scr_erase_line(aR_ 1); 1322 scr_erase_line (1);
1240 row = 0; 1323 row = 0;
1241 num = R->screen.cur.row; 1324 num = screen.cur.row;
1242 break; 1325 break;
1243 case 2: /* erase whole screen */ 1326 case 2: /* erase whole screen */
1244 rxvt_selection_check(aR_ 3); 1327 selection_check (3);
1245#ifdef RXVT_GRAPHICS
1246 rxvt_Gr_ClearScreen(aR);
1247#endif
1248 row = 0; 1328 row = 0;
1249 num = R->TermWin.nrow; 1329 num = nrow;
1250 break; 1330 break;
1251 default: 1331 default:
1252 return; 1332 return;
1253 } 1333 }
1254 R->refresh_type |= REFRESH_BOUNDS; 1334
1255 if (R->selection.op && R->current_screen == R->selection.screen 1335 if (selection.op && current_screen == selection.screen
1256 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1336 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1257 || (R->selection.end.row >= row 1337 || (selection.end.row >= row
1258 && R->selection.end.row <= row + num))) 1338 && selection.end.row <= row + num)))
1259 CLEAR_SELECTION(R); 1339 CLEAR_SELECTION ();
1340
1260 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1341 if (row >= nrow) /* Out Of Bounds */
1261 return; 1342 return;
1262 MIN_IT(num, (R->TermWin.nrow - row)); 1343
1344 min_it (num, nrow - row);
1345
1346 // TODO: the code below does not work when view_start != 0
1347 // the workaround is to disable the clear and use a normal refresh
1348 // when view_start != 0. mysterious.
1263 if (R->rstyle & (RS_RVid | RS_Uline)) 1349 if (rstyle & (RS_RVid | RS_Uline))
1264 ren = (rend_t) ~RS_None; 1350 ren = (rend_t) ~RS_None;
1265 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1351 else if (GET_BASEBG (rstyle) == Color_bg)
1352 {
1266 ren = DEFAULT_RSTYLE; 1353 ren = DEFAULT_RSTYLE;
1267 CLEAR_ROWS(row, num); 1354
1268 } else { 1355 if (mapped && !view_start)
1356 XClearArea (dpy, vt, 0,
1357 Row2Pixel (row - view_start), (unsigned int)width,
1358 (unsigned int)Height2Pixel (num), False);
1359 }
1360 else
1361 {
1269 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1362 ren = rstyle & (RS_fgMask | RS_bgMask);
1270 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1363
1364 if (mapped && !view_start)
1365 {
1366 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1271 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1367 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1272 ERASE_ROWS(row, num); 1368 XFillRectangle (dpy, vt, gc,
1369 0, Row2Pixel (row - view_start),
1370 (unsigned int)width,
1371 (unsigned int)Height2Pixel (num));
1273 gcvalue.foreground = R->PixColors[Color_fg]; 1372 gcvalue.foreground = pix_colors[Color_fg];
1274 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1373 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1374 }
1275 } 1375 }
1376
1276 for (; num--; row++) { 1377 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 } 1378 {
1379 scr_blank_screen_mem (ROW(row), rstyle);
1380
1381 if (!view_start)
1382 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1383 }
1283} 1384}
1385
1386#if !ENABLE_MINIMAL
1387void
1388rxvt_term::scr_erase_savelines () NOTHROW
1389{
1390 want_refresh = 1;
1391 ZERO_SCROLLBACK ();
1392
1393 top_row = 0;
1394}
1395#endif
1284 1396
1285/* ------------------------------------------------------------------------- */ 1397/* ------------------------------------------------------------------------- */
1286/* 1398/*
1287 * Fill the screen with `E's 1399 * Fill the screen with `E's
1288 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1400 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1289 */ 1401 */
1290/* EXTPROTO */
1291void 1402void
1292rxvt_scr_E(pR) 1403rxvt_term::scr_E () NOTHROW
1293{ 1404{
1294 int i, j, k; 1405 rend_t fs;
1295 rend_t *r1, fs;
1296 1406
1297 R->want_refresh = 1; 1407 want_refresh = 1;
1298 R->num_scr_allow = 0;
1299 ZERO_SCROLLBACK(R); 1408 ZERO_SCROLLBACK ();
1409
1410 num_scr_allow = 0;
1300 rxvt_selection_check(aR_ 3); 1411 selection_check (3);
1301 1412
1302 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1413 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1303 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1414 for (int row = nrow; row--; )
1304 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1415 {
1305 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1416 line_t &line = ROW(row);
1306 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1417
1418 fill_text (line.t, 'E', ncol);
1419 rend_t *r1 = line.r;
1420
1421 for (int j = ncol; j--; )
1307 *r1++ = fs; 1422 *r1++ = fs;
1423
1424 line.is_longer (0);
1425 line.touch (ncol);
1308 } 1426 }
1309} 1427}
1310 1428
1311/* ------------------------------------------------------------------------- */ 1429/* ------------------------------------------------------------------------- */
1312/* 1430/*
1313 * Insert/Delete <count> lines 1431 * Insert/Delete <count> lines
1314 */ 1432 */
1315/* EXTPROTO */
1316void 1433void
1317rxvt_scr_insdel_lines(pR_ int count, int insdel) 1434rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1318{ 1435{
1319 int end; 1436 int end;
1320 1437
1321 ZERO_SCROLLBACK(R); 1438 ZERO_SCROLLBACK ();
1322 1439
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); 1440 selection_check (1);
1329 1441
1330 if (R->screen.cur.row > R->screen.bscroll) 1442 if (screen.cur.row > screen.bscroll)
1443 return;
1444
1445 end = screen.bscroll - screen.cur.row + 1;
1446 if (count > end)
1447 {
1448 if (insdel == DELETE)
1331 return; 1449 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) 1450 else if (insdel == INSERT)
1338 count = end; 1451 count = end;
1339 } 1452 }
1340 R->screen.flags &= ~Screen_WrapNext;
1341 1453
1454 scr_do_wrap ();
1455
1342 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1456 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1343} 1457}
1344 1458
1345/* ------------------------------------------------------------------------- */ 1459/* ------------------------------------------------------------------------- */
1346/* 1460/*
1347 * Insert/Delete <count> characters from the current position 1461 * Insert/Delete <count> characters from the current position
1348 */ 1462 */
1349/* EXTPROTO */
1350void 1463void
1351rxvt_scr_insdel_chars(pR_ int count, int insdel) 1464rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1352{ 1465{
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; 1466 want_refresh = 1;
1360 ZERO_SCROLLBACK(R); 1467 ZERO_SCROLLBACK ();
1361 1468
1362#ifdef RXVT_GRAPHICS
1363 if (rxvt_Gr_Displayed(aR))
1364 rxvt_Gr_scroll(aR_ 0);
1365#endif
1366
1367 if (count <= 0) 1469 if (count <= 0)
1368 return; 1470 return;
1369 1471
1472 scr_do_wrap ();
1473
1370 rxvt_selection_check(aR_ 1); 1474 selection_check (1);
1371 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1475 min_it (count, ncol - screen.cur.col);
1372 1476
1373 row = R->screen.cur.row + R->TermWin.saveLines; 1477 int row = screen.cur.row;
1374 R->screen.flags &= ~Screen_WrapNext;
1375 1478
1376 stp = R->screen.text[row]; 1479 line_t *line = &ROW(row);
1377 srp = R->screen.rend[row]; 1480
1378 slp = &(R->screen.tlen[row]); 1481 line->touch ();
1482 line->is_longer (0);
1483
1484 // nuke wide spanning the start
1485 if (line->t[screen.cur.col] == NOCHAR)
1486 scr_kill_char (*line, screen.cur.col);
1487
1379 switch (insdel) { 1488 switch (insdel)
1489 {
1380 case INSERT: 1490 case INSERT:
1381 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1491 line->l = min (line->l + count, ncol);
1382 col--) { 1492
1493 if (line->t[screen.cur.col] == NOCHAR)
1494 scr_kill_char (*line, screen.cur.col);
1495
1496 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1497 {
1383 stp[col] = stp[col - count]; 1498 line->t[col] = line->t[col - count];
1384 srp[col] = srp[col - count]; 1499 line->r[col] = line->r[col - count];
1385 } 1500 }
1386 if (*slp != -1) { 1501
1387 *slp += count;
1388 MIN_IT(*slp, R->TermWin.ncol);
1389 }
1390 if (R->selection.op && R->current_screen == R->selection.screen 1502 if (selection.op && current_screen == selection.screen
1391 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1503 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1504 {
1392 if (R->selection.end.row != R->screen.cur.row 1505 if (selection.end.row != screen.cur.row
1393 || (R->selection.end.col + count >= R->TermWin.ncol)) 1506 || (selection.end.col + count >= ncol))
1394 CLEAR_SELECTION(R); 1507 CLEAR_SELECTION ();
1508 else
1509 {
1395 else { /* shift selection */ 1510 /* shift selection */
1396 R->selection.beg.col += count; 1511 selection.beg.col += count;
1397 R->selection.mark.col += count; /* XXX: yes? */ 1512 selection.mark.col += count; /* XXX: yes? */
1398 R->selection.end.col += count; 1513 selection.end.col += count;
1399 } 1514 }
1400 } 1515 }
1401 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1516
1402 (unsigned int)count, R->rstyle); 1517 scr_blank_line (*line, screen.cur.col, count, rstyle);
1403 break; 1518 break;
1519
1404 case ERASE: 1520 case ERASE:
1405 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1521 screen.cur.col += count; /* don't worry if > ncol */
1406 rxvt_selection_check(aR_ 1); 1522 selection_check (1);
1407 R->screen.cur.col -= count; 1523 screen.cur.col -= count;
1408 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1524
1409 (unsigned int)count, R->rstyle); 1525 // nuke wide char after the end
1526 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1527 scr_kill_char (*line, screen.cur.col + count);
1528
1529 scr_blank_line (*line, screen.cur.col, count, rstyle);
1410 break; 1530 break;
1531
1411 case DELETE: 1532 case DELETE:
1412 tr = srp[R->TermWin.ncol - 1] 1533 line->l = max (line->l - count, 0);
1413 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1534
1535 // nuke wide char spanning the end
1536 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1537 scr_kill_char (*line, screen.cur.col + count);
1538
1414 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1539 for (int col = screen.cur.col; (col + count) < ncol; col++)
1540 {
1415 stp[col] = stp[col + count]; 1541 line->t[col] = line->t[col + count];
1416 srp[col] = srp[col + count]; 1542 line->r[col] = line->r[col + count];
1417 } 1543 }
1418 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1544
1419 &(srp[R->TermWin.ncol - count]), 1545 scr_blank_line (*line, ncol - count, count, rstyle);
1420 (unsigned int)count, tr); 1546
1421 if (*slp == -1) /* break line continuation */
1422 *slp = R->TermWin.ncol;
1423 *slp -= count;
1424 MAX_IT(*slp, 0);
1425 if (R->selection.op && R->current_screen == R->selection.screen 1547 if (selection.op && current_screen == selection.screen
1426 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1548 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1549 {
1427 if (R->selection.end.row != R->screen.cur.row 1550 if (selection.end.row != screen.cur.row
1428 || (R->screen.cur.col >= R->selection.beg.col - count) 1551 || (screen.cur.col >= selection.beg.col - count)
1429 || R->selection.end.col >= R->TermWin.ncol) 1552 || selection.end.col >= ncol)
1430 CLEAR_SELECTION(R); 1553 CLEAR_SELECTION ();
1431 else { 1554 else
1555 {
1432 /* shift selection */ 1556 /* shift selection */
1433 R->selection.beg.col -= count; 1557 selection.beg.col -= count;
1434 R->selection.mark.col -= count; /* XXX: yes? */ 1558 selection.mark.col -= count; /* XXX: yes? */
1435 R->selection.end.col -= count; 1559 selection.end.col -= count;
1436 } 1560 }
1437 } 1561 }
1562
1438 break; 1563 break;
1439 } 1564 }
1440} 1565}
1441 1566
1442/* ------------------------------------------------------------------------- */ 1567/* ------------------------------------------------------------------------- */
1443/* 1568/*
1444 * Set the scrolling region 1569 * Set the scrolling region
1445 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1570 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1446 */ 1571 */
1447/* EXTPROTO */
1448void 1572void
1449rxvt_scr_scroll_region(pR_ int top, int bot) 1573rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1450{ 1574{
1451 MAX_IT(top, 0); 1575 max_it (top, 0);
1452 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1576 min_it (bot, nrow - 1);
1577
1453 if (top > bot) 1578 if (top > bot)
1454 return; 1579 return;
1580
1455 R->screen.tscroll = top; 1581 screen.tscroll = top;
1456 R->screen.bscroll = bot; 1582 screen.bscroll = bot;
1457 rxvt_scr_gotorc(aR_ 0, 0, 0); 1583 scr_gotorc (0, 0, 0);
1458} 1584}
1459 1585
1460/* ------------------------------------------------------------------------- */ 1586/* ------------------------------------------------------------------------- */
1461/* 1587/*
1462 * Make the cursor visible/invisible 1588 * Make the cursor visible/invisible
1463 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1589 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1464 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1590 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1465 */ 1591 */
1466/* EXTPROTO */
1467void 1592void
1468rxvt_scr_cursor_visible(pR_ int mode) 1593rxvt_term::scr_cursor_visible (int mode) NOTHROW
1469{ 1594{
1470 R->want_refresh = 1; 1595 want_refresh = 1;
1596
1471 if (mode) 1597 if (mode)
1472 R->screen.flags |= Screen_VisibleCursor; 1598 screen.flags |= Screen_VisibleCursor;
1473 else 1599 else
1474 R->screen.flags &= ~Screen_VisibleCursor; 1600 screen.flags &= ~Screen_VisibleCursor;
1475} 1601}
1476 1602
1477/* ------------------------------------------------------------------------- */ 1603/* ------------------------------------------------------------------------- */
1478/* 1604/*
1479 * Set/unset automatic wrapping 1605 * Set/unset automatic wrapping
1480 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1606 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1481 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1607 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1482 */ 1608 */
1483/* EXTPROTO */
1484void 1609void
1485rxvt_scr_autowrap(pR_ int mode) 1610rxvt_term::scr_autowrap (int mode) NOTHROW
1486{ 1611{
1487 if (mode) 1612 if (mode)
1488 R->screen.flags |= Screen_Autowrap; 1613 screen.flags |= Screen_Autowrap;
1489 else 1614 else
1490 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1615 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1491} 1616}
1492 1617
1493/* ------------------------------------------------------------------------- */ 1618/* ------------------------------------------------------------------------- */
1494/* 1619/*
1495 * Set/unset margin origin mode 1620 * Set/unset margin origin mode
… …
1498 * Relative mode: line numbers are relative to top margin of scrolling region 1623 * Relative mode: line numbers are relative to top margin of scrolling region
1499 * and the cursor cannot be moved outside. 1624 * and the cursor cannot be moved outside.
1500 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1625 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1501 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1626 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1502 */ 1627 */
1503/* EXTPROTO */
1504void 1628void
1505rxvt_scr_relative_origin(pR_ int mode) 1629rxvt_term::scr_relative_origin (int mode) NOTHROW
1506{ 1630{
1507 if (mode) 1631 if (mode)
1508 R->screen.flags |= Screen_Relative; 1632 screen.flags |= Screen_Relative;
1509 else 1633 else
1510 R->screen.flags &= ~Screen_Relative; 1634 screen.flags &= ~Screen_Relative;
1635
1511 rxvt_scr_gotorc(aR_ 0, 0, 0); 1636 scr_gotorc (0, 0, 0);
1512} 1637}
1513 1638
1514/* ------------------------------------------------------------------------- */ 1639/* ------------------------------------------------------------------------- */
1515/* 1640/*
1516 * Set insert/replace mode 1641 * Set insert/replace mode
1517 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1642 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1518 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1643 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1519 */ 1644 */
1520/* EXTPROTO */
1521void 1645void
1522rxvt_scr_insert_mode(pR_ int mode) 1646rxvt_term::scr_insert_mode (int mode) NOTHROW
1523{ 1647{
1524 if (mode) 1648 if (mode)
1525 R->screen.flags |= Screen_Insert; 1649 screen.flags |= Screen_Insert;
1526 else 1650 else
1527 R->screen.flags &= ~Screen_Insert; 1651 screen.flags &= ~Screen_Insert;
1528} 1652}
1529 1653
1530/* ------------------------------------------------------------------------- */ 1654/* ------------------------------------------------------------------------- */
1531/* 1655/*
1532 * Set/Unset tabs 1656 * Set/Unset tabs
1533 * XTERM_SEQ: Set tab at current column : ESC H 1657 * XTERM_SEQ: Set tab at current column : ESC H
1534 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1658 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1535 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1659 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1536 */ 1660 */
1537/* EXTPROTO */
1538void 1661void
1539rxvt_scr_set_tab(pR_ int mode) 1662rxvt_term::scr_set_tab (int mode) NOTHROW
1540{ 1663{
1541 if (mode < 0) 1664 if (mode < 0)
1542 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1665 memset (tabs, 0, ncol);
1543 else if (R->screen.cur.col < R->TermWin.ncol) 1666 else if (screen.cur.col < ncol)
1544 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1667 tabs [screen.cur.col] = !!mode;
1545} 1668}
1546 1669
1547/* ------------------------------------------------------------------------- */ 1670/* ------------------------------------------------------------------------- */
1548/* 1671/*
1549 * Set reverse/normal video 1672 * Set reverse/normal video
1550 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1673 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1551 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1674 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1552 */ 1675 */
1553/* EXTPROTO */
1554void 1676void
1555rxvt_scr_rvideo_mode(pR_ int mode) 1677rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1556{ 1678{
1557 XGCValues gcvalue; 1679 rvideo_mode = on;
1558 1680
1559 if (R->rvideo != mode) { 1681#ifndef NO_BELL
1560 R->rvideo = mode; 1682 on ^= rvideo_bell;
1561 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1683#endif
1562#if defined(XPM_BACKGROUND) 1684
1685 if (rvideo_state != on)
1686 {
1687 rvideo_state = on;
1688
1689 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1690#ifdef HAVE_BG_PIXMAP
1563 if (R->bgPixmap.pixmap == None) 1691 if (bgPixmap.pixmap == None)
1564#endif 1692#endif
1565#if defined(TRANSPARENT) 1693 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 1694
1695 XGCValues gcvalue;
1571 gcvalue.foreground = R->PixColors[Color_fg]; 1696 gcvalue.foreground = pix_colors[Color_fg];
1572 gcvalue.background = R->PixColors[Color_bg]; 1697 gcvalue.background = pix_colors[Color_bg];
1573 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1698 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1574 &gcvalue); 1699
1575 rxvt_scr_clear(aR); 1700 scr_clear ();
1576 rxvt_scr_touch(aR_ True); 1701 scr_touch (true);
1577 } 1702 }
1578} 1703}
1579 1704
1580/* ------------------------------------------------------------------------- */ 1705/* ------------------------------------------------------------------------- */
1581/* 1706/*
1582 * Report current cursor position 1707 * Report current cursor position
1583 * XTERM_SEQ: Report position: ESC [ 6 n 1708 * XTERM_SEQ: Report position: ESC [ 6 n
1584 */ 1709 */
1585/* EXTPROTO */
1586void 1710void
1587rxvt_scr_report_position(pR) 1711rxvt_term::scr_report_position () NOTHROW
1588{ 1712{
1589 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1713 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1590} 1714}
1591 1715
1592/* ------------------------------------------------------------------------- * 1716/* ------------------------------------------------------------------------- *
1593 * FONTS * 1717 * FONTS *
1594 * ------------------------------------------------------------------------- */ 1718 * ------------------------------------------------------------------------- */
1595 1719
1596/* 1720/*
1597 * Set font style 1721 * Set font style
1598 */ 1722 */
1599/* INTPROTO */
1600void 1723void
1601rxvt_set_font_style(pR) 1724rxvt_term::set_font_style () NOTHROW
1602{ 1725{
1726#if 0
1603 switch (R->charsets[R->screen.charset]) { 1727 switch (charsets [screen.charset])
1728 {
1604 case '0': /* DEC Special Character & Line Drawing Set */ 1729 case '0': /* DEC Special Character & Line Drawing Set */
1605 break; 1730 break;
1606 case 'A': /* United Kingdom (UK) */ 1731 case 'A': /* United Kingdom (UK) */
1607 break; 1732 break;
1608 case 'B': /* United States (USASCII) */ 1733 case 'B': /* United States (USASCII) */
1609 break; 1734 break;
1610 case '<': /* Multinational character set */ 1735 case '<': /* Multinational character set */
1611 break; 1736 break;
1612 case '5': /* Finnish character set */ 1737 case '5': /* Finnish character set */
1613 break; 1738 break;
1614 case 'C': /* Finnish character set */ 1739 case 'C': /* Finnish character set */
1615 break; 1740 break;
1616 case 'K': /* German character set */ 1741 case 'K': /* German character set */
1617 break; 1742 break;
1618 } 1743 }
1744#endif
1619} 1745}
1620 1746
1621/* ------------------------------------------------------------------------- */ 1747/* ------------------------------------------------------------------------- */
1622/* 1748/*
1623 * Choose a font 1749 * Choose a font
1624 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1750 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1625 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1751 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1626 * XTERM_SEQ: Invoke G2 character set: ESC N 1752 * XTERM_SEQ: Invoke G2 character set: ESC N
1627 * XTERM_SEQ: Invoke G3 character set: ESC O 1753 * XTERM_SEQ: Invoke G3 character set: ESC O
1628 */ 1754 */
1629/* EXTPROTO */
1630void 1755void
1631rxvt_scr_charset_choose(pR_ int set) 1756rxvt_term::scr_charset_choose (int set) NOTHROW
1632{ 1757{
1633 R->screen.charset = set; 1758 screen.charset = set;
1634 rxvt_set_font_style(aR); 1759 set_font_style ();
1635} 1760}
1636 1761
1637/* ------------------------------------------------------------------------- */ 1762/* ------------------------------------------------------------------------- */
1638/* 1763/*
1639 * Set a font 1764 * Set a font
… …
1641 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1766 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1642 * XTERM_SEQ: Set G2 character set: ESC * <C> 1767 * XTERM_SEQ: Set G2 character set: ESC * <C>
1643 * XTERM_SEQ: Set G3 character set: ESC + <C> 1768 * XTERM_SEQ: Set G3 character set: ESC + <C>
1644 * See set_font_style for possible values for <C> 1769 * See set_font_style for possible values for <C>
1645 */ 1770 */
1646/* EXTPROTO */
1647void 1771void
1648rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1772rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1649{ 1773{
1650 R->charsets[set] = (unsigned char)ch; 1774 charsets[set] = (unsigned char)ch;
1651 rxvt_set_font_style(aR); 1775 set_font_style ();
1652} 1776}
1653 1777
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 1778
1676/* ------------------------------------------------------------------------- * 1779/* ------------------------------------------------------------------------- *
1677 * MAJOR SCREEN MANIPULATION * 1780 * MAJOR SCREEN MANIPULATION *
1678 * ------------------------------------------------------------------------- */ 1781 * ------------------------------------------------------------------------- */
1679 1782
1680/* 1783/*
1784 * refresh matching text.
1785 */
1786bool
1787rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1788{
1789 bool found = false;
1790
1791 for (int i = 0; i < nrow; i++)
1792 {
1793 rend_t *drp = drawn_buf[i].r;
1794
1795 for (int col = 0; col < ncol; col++, drp++)
1796 if ((*drp & mask) == value)
1797 {
1798 found = true;
1799 *drp = ~value;
1800 }
1801 }
1802
1803 return found;
1804}
1805
1806/*
1681 * Refresh an area 1807 * Refresh an area
1682 */ 1808 */
1683enum { 1809enum {
1684 PART_BEG = 0, 1810 PART_BEG = 0,
1685 PART_END, 1811 PART_END,
1686 RC_COUNT 1812 RC_COUNT
1687}; 1813};
1688 1814
1689/* EXTPROTO */
1690void 1815void
1691rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1816rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1692{ 1817{
1693 int i; 1818 int i;
1694 row_col_t rc[RC_COUNT]; 1819 row_col_t rc[RC_COUNT];
1695 1820
1696 if (R->drawn_text == NULL) /* sanity check */ 1821 if (!drawn_buf) /* sanity check */
1697 return; 1822 return;
1698 1823
1699#ifdef DEBUG_STRICT 1824#ifndef NO_SLOW_LINK_SUPPORT
1700 x = max(x, (int)R->TermWin.int_bwidth); 1825 if (refresh_type == FAST_REFRESH && !display->is_local)
1701 x = min(x, (int)R->TermWin.width); 1826 {
1702 y = max(y, (int)R->TermWin.int_bwidth); 1827 y = 0;
1703 y = min(y, (int)R->TermWin.height); 1828 eheight = height;
1829 }
1704#endif 1830#endif
1705 1831
1706/* round down */ 1832 /* round down */
1707 rc[PART_BEG].col = Pixel2Col(x); 1833 rc[PART_BEG].col = Pixel2Col (x);
1708 rc[PART_BEG].row = Pixel2Row(y); 1834 rc[PART_BEG].row = Pixel2Row (y);
1709/* round up */ 1835 /* round up */
1710 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1836 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1711 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1837 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1712 1838
1713/* sanity checks */ 1839 /* sanity checks */
1714 for (i = PART_BEG; i < RC_COUNT; i++) { 1840 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 } 1841 {
1718 1842 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)); 1843 min_it (rc[i].row, nrow - 1);
1720 1844 }
1845// 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++) 1846 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1722 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1847 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1723 (rc[PART_END].col - rc[PART_BEG].col + 1));
1724 1848
1849 num_scr_allow = 0;
1850
1725 if (refresh) 1851 if (refresh)
1726 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1852 scr_refresh ();
1727} 1853}
1728 1854
1729/* ------------------------------------------------------------------------- */ 1855/* ------------------------------------------------------------------------- */
1730/* 1856/*
1731 * Refresh the entire screen 1857 * Refresh the entire screen
1732 */ 1858 */
1733/* EXTPROTO */
1734void 1859void
1735rxvt_scr_touch(pR_ Bool refresh) 1860rxvt_term::scr_touch (bool refresh) NOTHROW
1736{ 1861{
1737 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1862 scr_expose (0, 0, width, height, refresh);
1738} 1863}
1739 1864
1740/* ------------------------------------------------------------------------- */ 1865/* ------------------------------------------------------------------------- */
1741/* 1866/*
1742 * Move the display so that the line represented by scrollbar value Y is at 1867 * Move the display so that the line represented by scrollbar value Y is at
1743 * the top of the screen 1868 * the top of the screen
1744 */ 1869 */
1745/* EXTPROTO */ 1870void
1746int
1747rxvt_scr_move_to(pR_ int y, int len) 1871rxvt_term::scr_move_to (int y, int len) NOTHROW
1748{ 1872{
1749 long p = 0; 1873 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} 1874}
1763 1875
1764/* ------------------------------------------------------------------------- */ 1876/* ------------------------------------------------------------------------- */
1765/* 1877/*
1766 * Page the screen up/down nlines 1878 * Page the screen up/down nlines
1767 * direction should be UP or DN 1879 * direction should be UP or DN
1768 */ 1880 */
1769/* EXTPROTO */ 1881bool
1770int
1771rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1882rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1772{ 1883{
1773 int n; 1884 int new_view_start =
1774 uint16_t oldviewstart; 1885 direction == UP ? view_start - nlines
1886 : view_start + nlines;
1775 1887
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); 1888 return scr_changeview (new_view_start);
1789} 1889}
1790 1890
1791/* INTPROTO */ 1891bool
1792int 1892rxvt_term::scr_changeview (int new_view_start) NOTHROW
1793rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1794{ 1893{
1795 if (R->TermWin.view_start != oldviewstart) { 1894 clamp_it (new_view_start, top_row, 0);
1895
1896 if (new_view_start == view_start)
1897 return false;
1898
1899 num_scr += new_view_start - view_start;
1900 view_start = new_view_start;
1796 R->want_refresh = 1; 1901 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 1902
1806/* ------------------------------------------------------------------------- */ 1903 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1807/* EXTPROTO */ 1904
1808void 1905 return true;
1809rxvt_scr_bell(pR) 1906}
1810{ 1907
1811#ifndef NO_BELL 1908#ifndef NO_BELL
1909void
1910rxvt_term::bell_cb (ev::timer &w, int revents)
1911{
1912 rvideo_bell = false;
1913 scr_rvideo_mode (rvideo_mode);
1914 refresh_check ();
1915}
1916#endif
1917
1918/* ------------------------------------------------------------------------- */
1919void
1920rxvt_term::scr_bell () NOTHROW
1921{
1922#ifndef NO_BELL
1923
1812# ifndef NO_MAPALERT 1924# ifndef NO_MAPALERT
1813# ifdef MAPALERT_OPTION 1925# ifdef MAPALERT_OPTION
1814 if (R->Options & Opt_mapAlert) 1926 if (option (Opt_mapAlert))
1815# endif 1927# endif
1816 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1928 XMapWindow (dpy, parent[0]);
1817# endif 1929# endif
1930
1931# if ENABLE_FRILLS
1932 if (option (Opt_urgentOnBell))
1933 set_urgency (1);
1934# endif
1935
1818 if (R->Options & Opt_visualBell) { 1936 if (option (Opt_visualBell))
1819 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1937 {
1820 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1938 rvideo_bell = true;
1939 scr_rvideo_mode (rvideo_mode);
1940 flush ();
1941
1942 bell_ev.start (VISUAL_BELL_DURATION);
1943 }
1821 } else 1944 else
1822 XBell(R->Xdisplay, 0); 1945 XBell (dpy, 0);
1823#endif 1946#endif
1824} 1947}
1825 1948
1826/* ------------------------------------------------------------------------- */ 1949/* ------------------------------------------------------------------------- */
1827/* ARGSUSED */ 1950/* ARGSUSED */
1828/* EXTPROTO */
1829void 1951void
1830rxvt_scr_printscreen(pR_ int fullhist) 1952rxvt_term::scr_printscreen (int fullhist) NOTHROW
1831{ 1953{
1832#ifdef PRINTPIPE 1954#ifdef PRINTPIPE
1833 int i, r1, nrows, row_offset; 1955 int nrows, row_start;
1834 text_t *t; 1956 FILE *fd = popen_printer ();
1835 FILE *fd;
1836 1957
1837 if ((fd = rxvt_popen_printer(aR)) == NULL) 1958 if (!fd)
1838 return; 1959 return;
1839 nrows = R->TermWin.nrow; 1960
1840 row_offset = R->TermWin.saveLines;
1841 if (!fullhist) 1961 if (fullhist)
1842 row_offset -= R->TermWin.view_start;
1843 else {
1844 nrows += R->TermWin.nscrolled;
1845 row_offset -= R->TermWin.nscrolled;
1846 } 1962 {
1963 nrows = nrow - top_row;
1964 row_start = top_row;
1965 }
1966 else
1967 {
1968 nrows = nrow;
1969 row_start = view_start;
1970 }
1847 1971
1972 wctomb (0, 0);
1973
1848 for (r1 = 0; r1 < nrows; r1++) { 1974 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 } 1975 {
1976 text_t *tp = ROW(r1).t;
1977 int len = ROW(r1).l;
1978
1979 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1980 {
1981 char mb[MB_LEN_MAX];
1982 text_t t = *tp++;
1983 if (t == NOCHAR)
1984 continue;
1985
1986 len = wctomb (mb, t);
1987
1988 if (len <= 0)
1989 {
1990 mb[0] = ' ';
1991 len = 1;
1992 }
1993
1994 fwrite (mb, 1, len, fd);
1995 }
1996
1997 fputc ('\n', fd);
1998 }
1999
1855 rxvt_pclose_printer(fd); 2000 pclose_printer (fd);
1856#endif 2001#endif
1857} 2002}
1858 2003
1859/* ------------------------------------------------------------------------- */ 2004/* ------------------------------------------------------------------------- */
1860/* 2005/*
1861 * Refresh the screen 2006 * Refresh the screen
1862 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2007 * drawn_text/drawn_rend contain the screen information before the update.
1863 * R->screen.text/R->screen.rend contain what the screen will change to. 2008 * screen.text/screen.rend contain what the screen will change to.
2009 */
2010void
2011rxvt_term::scr_refresh () NOTHROW
2012{
2013 int16_t col, row, /* column/row we're processing */
2014 ocrow; /* old cursor row */
2015 int i; /* tmp */
2016#ifndef NO_CURSORCOLOR
2017 rend_t cc1; /* store colours at cursor position (s) */
2018#endif
2019 rend_t *crp; // cursor rendition pointer
2020 rend_t ccol1, /* Cursor colour */
2021 ccol2; /* Cursor colour2 */
2022
2023 want_refresh = 0; /* screen is current */
2024
2025 if (refresh_type == NO_REFRESH || !mapped)
2026 return;
2027
2028 /*
2029 * A: set up vars
1864 */ 2030 */
2031 refresh_count = 0;
1865 2032
1866#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2033 unsigned int old_screen_flags = screen.flags;
1867# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2034 char have_bg = 0;
1868# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2035#ifdef HAVE_BG_PIXMAP
2036 have_bg = bgPixmap.pixmap != None;
2037#endif
2038 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2039
2040 /*
2041 * B: reverse any characters which are selected
2042 */
2043 scr_reverse_selection ();
2044
2045 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2046#if ENABLE_OVERLAY
2047 scr_swap_overlay ();
2048#endif
2049
2050 char showcursor = screen.flags & Screen_VisibleCursor;
2051
2052 /*
2053 * C: set the cursor character (s)
2054 */
2055 {
2056 unsigned char setoldcursor;
2057
2058#ifdef CURSOR_BLINK
2059 if (hidden_cursor)
2060 showcursor = 0;
2061#endif
2062
2063 if (showcursor)
2064 {
2065 int col = screen.cur.col;
2066
2067 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2068 col--;
2069
2070 crp = &ROW(screen.cur.row).r[col];
2071
2072#ifndef NO_CURSORCOLOR
2073 cc1 = *crp & (RS_fgMask | RS_bgMask);
2074 if (ISSET_PIXCOLOR (Color_cursor))
2075 ccol1 = Color_cursor;
2076 else
2077#endif
2078#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2079 ccol1 = fgcolor_of (rstyle);
1869#else 2080#else
1870# define MONO_BOLD(x) \ 2081 ccol1 = Color_fg;
1871 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1872# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1873#endif 2082#endif
1874 2083
1875#define FONT_WIDTH(X, Y) \
1876 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1877#define FONT_RBEAR(X, Y) \
1878 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1879#define FONT_LBEAR(X, Y) \
1880 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1881#define IS_FONT_CHAR(X, Y) \
1882 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1883
1884/* EXTPROTO */
1885void
1886rxvt_scr_refresh(pR_ unsigned char refresh_type)
1887{
1888 unsigned char clearfirst, /* first character writes before cell */
1889 clearlast, /* last character writes beyond cell */
1890 must_clear, /* use draw_string not draw_image_string */
1891#ifndef NO_BOLDFONT
1892 bfont, /* we've changed font to bold font */
1893#endif
1894 rvid, /* reverse video this position */
1895 wbyte, /* we're in multibyte */
1896 showcursor; /* show the cursor */
1897 int fore, back; /* desired foreground/background */
1898 int16_t col, row, /* column/row we're processing */
1899 ocrow; /* old cursor row */
1900 int cursorwidth;
1901 int i, /* tmp */
1902 row_offset; /* basic offset in screen structure */
1903#ifndef NO_CURSORCOLOR 2084#ifndef NO_CURSORCOLOR
1904 rend_t cc1; /* store colours at cursor position(s) */
1905 rend_t cc2; /* store colours at cursor position(s) */
1906#endif
1907 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1908 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1909 char *buffer; /* local copy of R->buffer */
1910
1911 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1912 return;
1913
1914 /*
1915 * A: set up vars
1916 */
1917 clearfirst = clearlast = must_clear = wbyte = 0;
1918#ifndef NO_BOLDFONT
1919 bfont = 0;
1920#endif
1921
1922 if (R->currmaxcol < R->TermWin.ncol)
1923 {
1924 R->currmaxcol = R->TermWin.ncol;
1925 R->buffer = (char *)rxvt_realloc (R->buffer,
1926 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1927 }
1928
1929 buffer = R->buffer;
1930 R->refresh_count = 0;
1931
1932 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1933
1934 if ((refresh_type & REFRESH_BOUNDS))
1935 {
1936 clearfirst = clearlast = 1;
1937 R->refresh_type &= ~REFRESH_BOUNDS;
1938 }
1939
1940#if defined(XPM_BACKGROUND)
1941 must_clear |= (R->bgPixmap.pixmap != None);
1942#endif
1943#if defined(TRANSPARENT)
1944 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1945#endif
1946 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1947
1948/*
1949 * B: reverse any characters which are selected
1950 */
1951 rxvt_scr_reverse_selection(aR);
1952
1953/*
1954 * C: set the cursor character(s)
1955 */
1956 {
1957 unsigned char setoldcursor;
1958 rend_t ccol1, /* Cursor colour */
1959 ccol2; /* Cursor colour2 */
1960
1961 showcursor = (R->screen.flags & Screen_VisibleCursor);
1962 cursorwidth = 0;
1963#ifdef CURSOR_BLINK
1964 if (R->hidden_cursor)
1965 showcursor = 0;
1966#endif
1967
1968 cursorwidth = 0;
1969
1970 if (showcursor)
1971 {
1972 cursorwidth++;
1973
1974 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1975 [R->screen.cur.col]);
1976
1977 if (showcursor && R->TermWin.focus)
1978 {
1979 *srp ^= RS_RVid;
1980#ifndef NO_CURSORCOLOR
1981 cc1 = *srp & (RS_fgMask | RS_bgMask);
1982 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2085 if (ISSET_PIXCOLOR (Color_cursor2))
1983 ccol1 = Color_cursor; 2086 ccol2 = Color_cursor2;
1984 else 2087 else
2088#endif
1985#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2089#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1986 ccol1 = GET_FGCOLOR(R->rstyle); 2090 ccol2 = bgcolor_of (rstyle);
1987#else 2091#else
1988 ccol1 = Color_fg; 2092 ccol2 = Color_bg;
1989#endif 2093#endif
1990 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2094
1991 ccol2 = Color_cursor2; 2095 if (showcursor && focus)
2096 {
2097 if (option (Opt_cursorUnderline))
2098 *crp ^= RS_Uline;
1992 else 2099 else
1993#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2100 {
1994 ccol2 = GET_BGCOLOR(R->rstyle); 2101 *crp ^= RS_RVid;
1995#else
1996 ccol2 = Color_bg;
1997#endif
1998 *srp = SET_FGCOLOR(*srp, ccol1); 2102 *crp = SET_FGCOLOR (*crp, ccol1);
1999 *srp = SET_BGCOLOR(*srp, ccol2); 2103 *crp = SET_BGCOLOR (*crp, ccol2);
2000#endif
2001 }
2002
2003 while (IS_WIDE (*srp))
2004 cursorwidth++, srp++;
2005 }
2006
2007 /* make sure no outline cursor is left around */
2008 setoldcursor = 0;
2009 if (ocrow != -1) {
2010 if (R->screen.cur.row + R->TermWin.view_start != ocrow
2011 || R->screen.cur.col != R->oldcursor.col) {
2012 if (ocrow < R->TermWin.nrow
2013 && R->oldcursor.col < R->TermWin.ncol) {
2014 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
2015 } 2104 }
2016 if (R->TermWin.focus || !showcursor)
2017 R->oldcursor.row = -1;
2018 else
2019 setoldcursor = 1;
2020 }
2021 } else if (!R->TermWin.focus)
2022 setoldcursor = 1;
2023 if (setoldcursor) {
2024 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
2025 R->oldcursor.row = -1;
2026 else {
2027 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
2028 R->oldcursor.col = R->screen.cur.col;
2029 } 2105 }
2030 } 2106 }
2107
2108 /* make sure no outline cursor is left around */
2109 setoldcursor = 0;
2110 if (ocrow != -1)
2111 {
2112 if (screen.cur.row - view_start != ocrow
2113 || screen.cur.col != oldcursor.col)
2114 {
2115 if (ocrow < nrow
2116 && oldcursor.col < ncol)
2117 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2118
2119 if (focus || !showcursor)
2120 oldcursor.row = -1;
2121 else
2122 setoldcursor = 1;
2123 }
2031 } 2124 }
2125 else if (!focus)
2126 setoldcursor = 1;
2127
2128 if (setoldcursor)
2129 {
2130 if (screen.cur.row - view_start >= nrow)
2131 oldcursor.row = -1;
2132 else
2133 {
2134 oldcursor.row = screen.cur.row - view_start;
2135 oldcursor.col = screen.cur.col;
2136 }
2137 }
2138 }
2032 2139
2033#ifndef NO_SLOW_LINK_SUPPORT 2140#ifndef NO_SLOW_LINK_SUPPORT
2034/* 2141 /*
2035 * D: CopyArea pass - very useful for slower links 2142 * D: CopyArea pass - very useful for slower links
2036 * This has been deliberately kept simple. 2143 * This has been deliberately kept simple.
2037 */ 2144 */
2038 i = R->num_scr; 2145 if (!display->is_local
2039 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2146 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2040 && abs(i) < R->TermWin.nrow && !must_clear) 2147 && abs (num_scr) < nrow && !have_bg)
2041 { 2148 {
2042 int16_t nits; 2149 int16_t nits;
2043 int j; 2150 int i = num_scr;
2044 rend_t *drp2; 2151 int j;
2045 text_t *dtp2; 2152 int len, wlen;
2046 int len, wlen; 2153 dLocal (int, num_scr);
2047 2154
2048 j = R->TermWin.nrow; 2155 j = nrow;
2049 wlen = len = -1; 2156 wlen = len = -1;
2050 row = i > 0 ? 0 : j - 1; 2157 row = i > 0 ? 0 : j - 1;
2158
2051 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2159 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2052 { 2160 {
2053 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2161 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2054 { 2162 {
2055 stp = R->screen.text[row + row_offset]; 2163 line_t s = ROW(view_start + row);
2056 srp = R->screen.rend[row + row_offset];
2057 dtp = R->drawn_text[row]; 2164 line_t d = drawn_buf[row];
2058 dtp2 = R->drawn_text[row + i]; 2165 line_t d2 = drawn_buf[row + i];
2059 drp = R->drawn_rend[row];
2060 drp2 = R->drawn_rend[row + i];
2061 2166
2062 for (nits = 0, col = R->TermWin.ncol; col--; ) 2167 for (nits = 0, col = ncol; col--; )
2063 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2168 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2064 nits--; 2169 nits--;
2065 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2170 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2066 nits++; 2171 nits++;
2067 2172
2068 if (nits > 8) /* XXX: arbitrary choice */ 2173 if (nits > 8) /* XXX: arbitrary choice */
2174 {
2175 for (col = ncol; col--; )
2176 {
2177 *d.t++ = *d2.t++;
2178 *d.r++ = *d2.r++;
2179 }
2180
2181 if (len == -1)
2182 len = row;
2183
2184 wlen = row;
2185 continue;
2186 }
2187 }
2188
2189 if (len >= 0)
2190 {
2191 /* also comes here at end if needed because of >= above */
2192 if (wlen < len)
2193 ::swap (wlen, len);
2194
2195 XGCValues gcv;
2196
2197 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2198 XCopyArea (dpy, vt, vt,
2199 gc, 0, Row2Pixel (len + i),
2200 (unsigned int)this->width,
2201 (unsigned int)Height2Pixel (wlen - len + 1),
2202 0, Row2Pixel (len));
2203 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2204
2205 len = -1;
2206 }
2207 }
2208 }
2209#endif
2210
2211 /*
2212 * E: main pass across every character
2213 */
2214 for (row = 0; row < nrow; row++)
2215 {
2216 text_t *stp = ROW(view_start + row).t;
2217 rend_t *srp = ROW(view_start + row).r;
2218 text_t *dtp = drawn_buf[row].t;
2219 rend_t *drp = drawn_buf[row].r;
2220
2221 /*
2222 * E2: OK, now the real pass
2223 */
2224 int ypixel = (int)Row2Pixel (row);
2225
2226 for (col = 0; col < ncol; col++)
2227 {
2228 /* compare new text with old - if exactly the same then continue */
2229 if (stp[col] == dtp[col] /* Must match characters to skip. */
2230 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2231 || (stp[col] == ' ' /* space w/ no background change */
2232 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2233 continue;
2234
2235 // redraw one or more characters
2236
2237 // seek to the beginning of wide characters
2238 while (expect_false (stp[col] == NOCHAR && col > 0))
2239 --col;
2240
2241 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2242 text_t *text = stp + col;
2243 int count = 1;
2244
2245 dtp[col] = stp[col];
2246 drp[col] = rend;
2247
2248 int xpixel = Col2Pixel (col);
2249
2250 for (i = 0; ++col < ncol; )
2251 {
2252 if (stp[col] == NOCHAR)
2253 {
2254 dtp[col] = stp[col];
2255 drp[col] = srp[col];
2256
2257 count++;
2258 i++;
2259
2260 continue;
2261 }
2262
2263 if (!RS_SAME (rend, srp[col]))
2264 break;
2265
2266 count++;
2267
2268 if (stp[col] != dtp[col]
2269 || !RS_SAME (srp[col], drp[col]))
2270 {
2271 if (have_bg && (i++ > count / 2))
2272 break;
2273
2274 dtp[col] = stp[col];
2275 drp[col] = rend;
2276 i = 0;
2277 }
2278 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2279 break;
2280 }
2281
2282 col--; /* went one too far. move back */
2283 count -= i; /* dump any matching trailing chars */
2284
2285 // sometimes we optimize away the trailing NOCHAR's, add them back
2286 while (expect_false (i && text[count] == NOCHAR))
2287 count++, i--;
2288
2289 /*
2290 * Determine the attributes for the string
2291 */
2292 int fore = fgcolor_of (rend); // desired foreground
2293 int back = bgcolor_of (rend); // desired background
2294
2295 // only do special processing if any attributes are set, which is unlikely
2296 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)))
2297 {
2298 bool invert = rend & RS_RVid;
2299
2300#ifndef NO_BOLD_UNDERLINE_REVERSE
2301 if (rend & RS_Bold && fore == Color_fg)
2302 {
2303 if (ISSET_PIXCOLOR (Color_BD))
2304 fore = Color_BD;
2305# if !ENABLE_STYLES
2306 else
2307 invert = !invert;
2308# endif
2309 }
2310
2311 if (rend & RS_Italic && fore == Color_fg)
2312 {
2313 if (ISSET_PIXCOLOR (Color_IT))
2314 fore = Color_IT;
2315# if !ENABLE_STYLES
2316 else
2317 invert = !invert;
2318# endif
2319 }
2320
2321 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2322 fore = Color_UL;
2323#endif
2324
2325 if (invert)
2326 {
2327#ifdef OPTION_HC
2328 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2329 || !ISSET_PIXCOLOR (Color_HC))
2330#endif
2331 /* invert the column if no highlightColor is set or it is the
2332 * current cursor column */
2333 ::swap (fore, back);
2334#ifdef OPTION_HC
2335 else if (ISSET_PIXCOLOR (Color_HC))
2336 back = Color_HC;
2337#endif
2338
2339#ifndef NO_BOLD_UNDERLINE_REVERSE
2340# ifndef OPTION_HC
2341 if (ISSET_PIXCOLOR (Color_RV))
2342 back = Color_RV;
2343# endif
2344 if (fore == back)
2345 {
2346 fore = Color_bg;
2347 back = Color_fg;
2348 }
2349#endif
2350 }
2351
2352#ifdef TEXT_BLINK
2353 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2354 {
2355 if (!text_blink_ev.is_active ())
2356 {
2357 text_blink_ev.again ();
2358 hidden_text = 0;
2359 }
2360 else if (hidden_text)
2361 fore = back;
2362 }
2363#endif
2364
2365#if ENABLE_STYLES
2366 // "careful" (too wide) character handling
2367
2368 // include previous careful character(s) if possible, looks nicer (best effort...)
2369 while (text > stp
2370 && srp[text - stp - 1] & RS_Careful
2371 && RS_SAME (rend, srp[text - stp - 1]))
2372 text--, count++, xpixel -= fwidth;
2373
2374 // force redraw after "careful" characters to avoid pixel droppings
2375 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2376 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2377
2378 // force redraw before "careful" characters to avoid pixel droppings
2379 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2380 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2381#endif
2382 }
2383
2384 /*
2385 * Actually do the drawing of the string here
2386 */
2387 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2388
2389 if (expect_true (have_bg && back == Color_bg))
2390 {
2391 // this is very ugly, maybe push it into ->draw?
2392
2393 for (i = 0; i < count; i++) /* don't draw empty strings */
2394 if (text[i] != ' ')
2069 { 2395 {
2070 for (col = R->TermWin.ncol; col--; ) 2396 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2071 { 2397 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 } 2398 }
2399
2400 CLEAR_CHARS (xpixel, ypixel, count);
2401 did_clear: ;
2082 } 2402 }
2403 else
2404 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2083 2405
2084 if (len != -1) 2406 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2085 { 2407 {
2086 /* also comes here at end if needed because of >= above */ 2408#if ENABLE_FRILLS
2087 if (wlen < len) 2409 if (ISSET_PIXCOLOR (Color_underline))
2088 SWAP_IT(wlen, len, int); 2410 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 2411 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 2412#endif
2205 ) 2413 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 2414
2230/* 2415 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, 2416 xpixel, ypixel + font->ascent + 1,
2258 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2417 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2418 }
2259 } /* for (col....) */ 2419 } /* for (col....) */
2260 } /* for (row....) */ 2420 } /* for (row....) */
2261 2421
2262/* 2422 /*
2263 * G: cleanup cursor and display outline cursor if necessary 2423 * G: cleanup cursor and display outline cursor if necessary
2264 */ 2424 */
2265 if (showcursor) { 2425 if (showcursor)
2266 if (R->TermWin.focus) { 2426 {
2267 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2427 if (focus)
2268 [R->screen.cur.col]); 2428 {
2429 if (option (Opt_cursorUnderline))
2430 *crp ^= RS_Uline;
2431 else
2432 {
2269 *srp ^= RS_RVid; 2433 *crp ^= RS_RVid;
2270#ifndef NO_CURSORCOLOR 2434#ifndef NO_CURSORCOLOR
2271 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2435 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2272#endif 2436#endif
2437 }
2438 }
2273 } else if (R->oldcursor.row >= 0) { 2439 else if (oldcursor.row >= 0)
2440 {
2441 int cursorwidth = 1;
2442 int col = oldcursor.col;
2443
2444 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2445 col--;
2446
2447 while (col + cursorwidth < ncol
2448 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2449 cursorwidth++;
2450
2274#ifndef NO_CURSORCOLOR 2451#ifndef NO_CURSORCOLOR
2275 unsigned long gcmask; /* Graphics Context mask */
2276
2277 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) { 2452 if (ISSET_PIXCOLOR (Color_cursor))
2278 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]); 2453 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2279 } 2454 else
2280#endif 2455#endif
2281 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2456 XSetForeground (dpy, gc, pix_colors[ccol1]);
2457
2458 XDrawRectangle (dpy, vt, gc,
2282 Col2Pixel(R->oldcursor.col), 2459 Col2Pixel (col),
2283 Row2Pixel(R->oldcursor.row), 2460 Row2Pixel (oldcursor.row),
2284 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2461 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2285 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1)); 2462 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2286 } 2463 }
2287 } 2464 }
2288/* 2465
2466 /*
2289 * H: cleanup selection 2467 * H: cleanup selection
2290 */ 2468 */
2469#if ENABLE_OVERLAY
2470 scr_swap_overlay ();
2471#endif
2472 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2473
2291 rxvt_scr_reverse_selection(aR); 2474 scr_reverse_selection ();
2292 2475
2293/* 2476 screen.flags = old_screen_flags;
2294 * I: other general cleanup
2295 */
2296 if (clearfirst && R->TermWin.int_bwidth)
2297 /*
2298 * clear the whole screen height, note that width == 0 is treated
2299 * specially by XClearArea
2300 */
2301 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2302 (unsigned int)R->TermWin.int_bwidth,
2303 (unsigned int)TermWin_TotalHeight(), False);
2304 if (clearlast && R->TermWin.int_bwidth)
2305 /*
2306 * clear the whole screen height, note that width == 0 is treated
2307 * specially by XClearArea
2308 */
2309 XClearArea(R->Xdisplay, R->TermWin.vt,
2310 R->TermWin.width + R->TermWin.int_bwidth, 0,
2311 (unsigned int)R->TermWin.int_bwidth,
2312 (unsigned int)TermWin_TotalHeight(), False);
2313 if (refresh_type & SMOOTH_REFRESH)
2314 XSync(R->Xdisplay, False);
2315
2316 R->num_scr = 0; 2477 num_scr = 0;
2317 R->num_scr_allow = 1; 2478 num_scr_allow = 1;
2318 R->want_refresh = 0; /* screen is current */
2319} 2479}
2320/* ------------------------------------------------------------------------- */
2321 2480
2322/* EXTPROTO */
2323void 2481void
2324rxvt_scr_clear(pR) 2482rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2325{ 2483{
2326 if (!R->TermWin.mapped) 2484 if (!l.t)
2327 return; 2485 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 2486
2334 if (!(R->Options & Opt_transparent_all)) 2487 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2335 i = 0; 2488
2336 else 2489 for (int i = ncol; i--; )
2337 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2490 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2338 for (; i--;) 2491}
2339 if (R->TermWin.parent[i] != None) 2492
2340 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2493void
2494rxvt_term::scr_remap_chars () NOTHROW
2495{
2496 for (int i = total_rows; i--; )
2497 scr_remap_chars (row_buf [i]);
2498
2499 for (int i = nrow; i--; )
2341 } 2500 {
2342#endif 2501 scr_remap_chars (drawn_buf [i]);
2343 XClearWindow(R->Xdisplay, R->TermWin.vt); 2502 scr_remap_chars (swap_buf [i]);
2503 }
2344} 2504}
2345 2505
2346/* ------------------------------------------------------------------------- */
2347/* INTPROTO */
2348void 2506void
2349rxvt_scr_reverse_selection(pR) 2507rxvt_term::scr_recolour () NOTHROW
2350{ 2508{
2351 int i, col, row, end_row; 2509#ifdef HAVE_BG_PIXMAP
2352 rend_t *srp; 2510 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 2511#else
2370 srp[col] ^= RS_Blink; 2512
2513 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2514 XClearWindow (dpy, parent[0]);
2515 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2516
2517 if (scrollBar.win)
2518 {
2519 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2520 scrollBar.state = STATE_IDLE;
2521 scrollBar.show (0);
2522 }
2523
2371#endif 2524#endif
2372 if (i == row && i < end_row) 2525
2373 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2526 /* bgPixmap.apply () does not do the following : */
2374#ifndef OPTION_HC 2527 scr_clear ();
2375 srp[col] ^= RS_RVid; 2528 scr_touch (true);
2376#else 2529 want_refresh = 1;
2377 srp[col] ^= RS_Blink; 2530}
2531
2532/* ------------------------------------------------------------------------- */
2533void
2534rxvt_term::scr_clear (bool really) NOTHROW
2535{
2536 if (!mapped)
2537 return;
2538
2539 num_scr_allow = 0;
2540 want_refresh = 1;
2541
2542 if (really)
2543 XClearWindow (dpy, vt);
2544}
2545
2546void
2547rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2548{
2549 int view_end = view_start + nrow;
2550 int row, col;
2551
2552 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2553 {
2554 text_t *stp = ROW(row).t;
2555 rend_t *srp = ROW(row).r;
2556
2557 for (col = beg_col; col < end_col; col++)
2558 srp[col] ^= rstyle1;
2559
2560 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2561 srp[col] ^= rstyle2;
2562
2563 if (++col < end_col)
2564 srp[col] ^= rstyle2;
2565 }
2566}
2567
2568void
2569rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2570{
2571 int view_end = view_start + nrow;
2572 int row, col;
2573
2574 if (beg_row >= view_start)
2575 {
2576 col = beg_col;
2577 row = beg_row;
2578 }
2579 else
2580 {
2581 col = 0;
2582 row = view_start;
2583 }
2584
2585 for (; row < min (end_row, view_end); row++, col = 0)
2586 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2587 srp[col] ^= rstyle;
2588
2589 if (row == end_row)
2590 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2591 srp[col] ^= rstyle;
2592}
2593
2594/* ------------------------------------------------------------------------- */
2595void
2596rxvt_term::scr_reverse_selection () NOTHROW
2597{
2598 if (selection.op
2599 && current_screen == selection.screen
2600 && selection.end.row >= view_start)
2601 {
2602#if !ENABLE_MINIMAL
2603 if (selection.rect)
2604 scr_xor_rect (selection.beg.row, selection.beg.col,
2605 selection.end.row, selection.end.col,
2606 RS_RVid, RS_RVid | RS_Uline);
2607 else
2378#endif 2608#endif
2609 scr_xor_span (selection.beg.row, selection.beg.col,
2610 selection.end.row, selection.end.col,
2611 RS_RVid);
2379 } 2612 }
2380} 2613}
2381 2614
2382/* ------------------------------------------------------------------------- */ 2615/* ------------------------------------------------------------------------- */
2383/* 2616/*
2384 * Dump the whole scrollback and screen to the passed filedescriptor. The 2617 * Dump the whole scrollback and screen to the passed filedescriptor. The
2385 * invoking routine must close the fd. 2618 * invoking routine must close the fd.
2386 */ 2619 */
2387#if 0 2620#if 0
2388/* EXTPROTO */
2389void 2621void
2390rxvt_scr_dump(pR_ int fd) 2622rxvt_term::scr_dump (int fd) NOTHROW
2391{ 2623{
2392 int row, wrote; 2624 int row, wrote;
2393 unsigned int width, towrite; 2625 unsigned int width, towrite;
2394 char r1[] = "\n"; 2626 char r1[] = "\n";
2395 2627
2396 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2628 for (row = saveLines + top_row;
2397 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2629 row < saveLines + nrow - 1; row++)
2398 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2630 {
2399 : R->TermWin.ncol; 2631 width = row_buf[row].l >= 0 ? row_buf[row].l
2632 : ncol;
2400 for (towrite = width; towrite; towrite -= wrote) { 2633 for (towrite = width; towrite; towrite -= wrote)
2634 {
2401 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2635 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2402 towrite); 2636 towrite);
2403 if (wrote < 0) 2637 if (wrote < 0)
2404 return; /* XXX: death, no report */ 2638 return; /* XXX: death, no report */
2405 } 2639 }
2406 if (R->screen.tlen[row] >= 0) 2640 if (row_buf[row].l >= 0)
2407 if (write(fd, r1, 1) <= 0) 2641 if (write (fd, r1, 1) <= 0)
2408 return; /* XXX: death, no report */ 2642 return; /* XXX: death, no report */
2409 } 2643 }
2410} 2644}
2411#endif 2645#endif
2412 2646
2413/* ------------------------------------------------------------------------- * 2647/* ------------------------------------------------------------------------- *
2414 * CHARACTER SELECTION * 2648 * CHARACTER SELECTION *
2415 * ------------------------------------------------------------------------- */ 2649 * ------------------------------------------------------------------------- */
2416
2417/*
2418 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2419 */
2420/* EXTPROTO */
2421void 2650void
2422rxvt_selection_check(pR_ int check_more) 2651rxvt_term::selection_check (int check_more) NOTHROW
2423{ 2652{
2424 row_col_t pos; 2653 row_col_t pos;
2425 2654
2426 if (!R->selection.op) 2655 if (!selection.op)
2427 return; 2656 return;
2428 2657
2429 pos.row = pos.col = 0; 2658 pos.row = pos.col = 0;
2430 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2659 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2431 || (R->selection.beg.row >= R->TermWin.nrow) 2660 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2432 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2661 || !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 2662 || (check_more == 1
2437 && R->current_screen == R->selection.screen 2663 && current_screen == selection.screen
2438 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2664 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2439 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2665 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2440 || (check_more == 2 2666 || (check_more == 2
2441 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2667 && ROWCOL_IS_BEFORE (selection.beg, pos)
2442 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2668 && ROWCOL_IS_AFTER (selection.end, pos))
2443 || (check_more == 3 2669 || (check_more == 3
2444 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2670 && ROWCOL_IS_AFTER (selection.end, pos))
2445 || (check_more == 4 /* screen width change */ 2671 || (check_more == 4 /* screen width change */
2446 && (R->selection.beg.row != R->selection.end.row 2672 && (selection.beg.row != selection.end.row
2447 || R->selection.end.col > R->TermWin.ncol))) 2673 || selection.end.col > ncol)))
2448 CLEAR_SELECTION(R); 2674 CLEAR_SELECTION ();
2449} 2675}
2450 2676
2451/* ------------------------------------------------------------------------- */ 2677/* ------------------------------------------------------------------------- */
2452/* 2678/*
2453 * Paste a selection direct to the command fd 2679 * Paste a selection direct to the command fd
2454 */ 2680 */
2455void 2681void
2456rxvt_term::paste (const unsigned char *data, unsigned int len) 2682rxvt_term::paste (char *data, unsigned int len) NOTHROW
2457{ 2683{
2458 unsigned int i, j, n;
2459 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2460
2461 /* convert normal newline chars into common keyboard Return key sequence */ 2684 /* convert normal newline chars into common keyboard Return key sequence */
2462 for (i = 0; i < len; i += PROP_SIZE) 2685 for (unsigned int i = 0; i < len; i++)
2463 { 2686 if (data[i] == C0_LF)
2464 n = min (len - i, PROP_SIZE); 2687 data[i] = C0_CR;
2465 MEMCPY (ds, data + i, n);
2466 2688
2467 for (j = 0; j < n; j++) 2689 if (priv_modes & PrivMode_BracketPaste)
2468 if (ds[j] == '\n') 2690 tt_printf ("\e[200~");
2469 ds[j] = '\r';
2470 2691
2471 tt_write (ds, (int)n); 2692 tt_write (data, len);
2472 }
2473 2693
2474 free(ds); 2694 if (priv_modes & PrivMode_BracketPaste)
2695 tt_printf ("\e[201~");
2475} 2696}
2476 2697
2477/* ------------------------------------------------------------------------- */ 2698/* ------------------------------------------------------------------------- */
2478/* 2699/*
2479 * Respond to a notification that a primary selection has been sent 2700 * Respond to a notification that a primary selection has been sent
2480 * EXT: SelectionNotify 2701 * EXT: SelectionNotify
2481 */ 2702 */
2482/* EXTPROTO */ 2703void
2483int
2484rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2704rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2485{ 2705{
2486 long nread = 0; 2706 if (prop == None) /* check for failed XConvertSelection */
2707 {
2708 if ((selection_type & Sel_CompoundText))
2709 {
2710 int selnum = selection_type & Sel_whereMask;
2711
2712 selection_type = 0;
2713 if (selnum != Sel_direct)
2714 selection_request_other (XA_STRING, selnum);
2715 }
2716
2717 if ((selection_type & Sel_UTF8String))
2718 {
2719 int selnum = selection_type & Sel_whereMask;
2720
2721 selection_type = Sel_CompoundText;
2722 if (selnum != Sel_direct)
2723 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2724 else
2725 selection_type = 0;
2726 }
2727
2728 return;
2729 }
2730
2487 unsigned long bytes_after; 2731 unsigned long bytes_after;
2488 XTextProperty ct; 2732 XTextProperty ct;
2489 int dummy_count;
2490 char **cl;
2491 2733
2492 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2734 if (XGetWindowProperty (dpy, win, prop,
2493 2735 0, PROP_SIZE / 4,
2494 if (prop == None) /* check for failed XConvertSelection */ 2736 delete_prop, AnyPropertyType,
2495 { 2737 &ct.encoding, &ct.format,
2496 if ((R->selection_type & Sel_CompoundText)) 2738 &ct.nitems, &bytes_after,
2497 { 2739 &ct.value) != Success)
2498 int selnum = R->selection_type & Sel_whereMask;
2499
2500 R->selection_type = 0;
2501 if (selnum != Sel_direct)
2502 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2503 }
2504
2505 return 0;
2506 } 2740 {
2507 2741 ct.value = 0;
2508 for (;;) 2742 goto bailout;
2509 { 2743 }
2744
2745 if (ct.encoding == None)
2746 goto bailout;
2747
2748 if (bytes_after)
2749 {
2750 // fetch and append remaining data
2751 XTextProperty ct2;
2752
2510 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2753 if (XGetWindowProperty (dpy, win, prop,
2511 (long)(PROP_SIZE / 4), delete_prop, 2754 ct.nitems / 4, (bytes_after + 3) / 4,
2755 delete_prop, AnyPropertyType,
2512 AnyPropertyType, &ct.encoding, &ct.format, 2756 &ct2.encoding, &ct2.format,
2513 &ct.nitems, &bytes_after, 2757 &ct2.nitems, &bytes_after,
2514 &ct.value) != Success) 2758 &ct2.value) != Success)
2515 break; 2759 goto bailout;
2516 2760
2517 if (ct.encoding == 0) 2761 // realloc should be compatible to XFree, here, and elsewhere, too
2518 { 2762 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2519 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2763 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2520 break; 2764 ct.nitems += ct2.nitems;
2521 }
2522 2765
2766 XFree (ct2.value);
2767 }
2768
2523 if (ct.value == NULL) 2769 if (ct.value == 0)
2524 { 2770 goto bailout;
2525 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2526 continue;
2527 }
2528 2771
2772 if (ct.encoding == xa[XA_INCR])
2773 {
2774 // INCR selection, start handshake
2775 if (!delete_prop)
2776 XDeleteProperty (dpy, win, prop);
2777
2778 selection_wait = Sel_incr;
2779 incr_buf_fill = 0;
2780 incr_ev.start (10);
2781
2782 goto bailout;
2783 }
2784
2529 if (ct.nitems == 0) 2785 if (ct.nitems == 0)
2786 {
2787 if (selection_wait == Sel_incr)
2788 {
2789 XFree (ct.value);
2790
2791 // finally complete, now paste the whole thing
2792 selection_wait = Sel_normal;
2793 ct.value = (unsigned char *)incr_buf;
2794 ct.nitems = incr_buf_fill;
2795 incr_buf = 0;
2796 incr_buf_size = 0;
2797 incr_ev.stop ();
2530 { 2798 }
2531 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2799 else
2800 {
2532 if (R->selection_wait == Sel_normal && nread == 0) 2801 if (selection_wait == Sel_normal
2802 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2533 { 2803 {
2534 /* 2804 /*
2535 * pass through again trying CUT_BUFFER0 if we've come from 2805 * pass through again trying CUT_BUFFER0 if we've come from
2536 * XConvertSelection() but nothing was presented 2806 * XConvertSelection () but nothing was presented
2537 */ 2807 */
2538 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2539 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2808 selection_paste (display->root, XA_CUT_BUFFER0, False);
2540 } 2809 }
2541 2810
2542 nread = -1; /* discount any previous stuff */ 2811 goto bailout;
2543 break;
2544 }
2545
2546 nread += ct.nitems;
2547 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2548 &dummy_count) == Success && cl)
2549 { 2812 }
2550 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2813 }
2814 else if (selection_wait == Sel_incr)
2815 {
2816 incr_ev.start (10);
2817
2818 while (incr_buf_fill + ct.nitems > incr_buf_size)
2819 {
2820 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2821 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2822 }
2823
2824 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2825 incr_buf_fill += ct.nitems;
2826
2827 goto bailout;
2828 }
2829
2830 char **cl;
2831 int cr;
2832
2833#if !ENABLE_MINIMAL
2834 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2835 // so recode it manually
2836 if (ct.encoding == xa[XA_UTF8_STRING])
2837 {
2838 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2839 char *s = rxvt_wcstombs (w);
2840 free (w);
2841 // TODO: strlen == only the first element will be converted. well...
2842 paste (s, strlen (s));
2843 free (s);
2844 }
2845 else
2846#endif
2847 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2848 && cl)
2849 {
2850 for (int i = 0; i < cr; i++)
2851 paste (cl[i], strlen (cl[i]));
2852
2551 XFreeStringList (cl); 2853 XFreeStringList (cl);
2552 } 2854 }
2553 else 2855 else
2554 R->paste (ct.value, ct.nitems); 2856 paste ((char *)ct.value, ct.nitems); // paste raw
2555 2857
2556 if (bytes_after == 0) 2858bailout:
2557 break;
2558
2559 XFree (ct.value);
2560 }
2561
2562 if (ct.value)
2563 XFree (ct.value); 2859 XFree (ct.value);
2564 2860
2565 if (R->selection_wait == Sel_normal) 2861 if (selection_wait == Sel_normal)
2566 R->selection_wait = Sel_none; 2862 selection_wait = Sel_none;
2567
2568 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2569 return (int)nread;
2570} 2863}
2571 2864
2572void 2865void
2573rxvt_term::incr_cb (time_watcher &w) 2866rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2574{ 2867{
2575 w.stop ();
2576 selection_wait = Sel_none; 2868 selection_wait = Sel_none;
2577 2869
2870 incr_buf_size = 0;
2871 free (incr_buf);
2872
2578 rxvt_print_error("data loss: timeout on INCR selection paste"); 2873 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2579} 2874}
2580 2875
2581/*
2582 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2583 */
2584/* EXTPROTO */
2585void 2876void
2586rxvt_selection_property(pR_ Window win, Atom prop) 2877rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2587{ 2878{
2588 int reget_time = 0; 2879 if (prop == None || selection_wait != Sel_incr)
2589
2590 if (prop == None)
2591 return; 2880 return;
2592 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2593 if (R->selection_wait == Sel_normal) {
2594 int a, afmt;
2595 Atom atype;
2596 unsigned long bytes_after, nitems;
2597 unsigned char *s = NULL;
2598 2881
2599 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2882 selection_paste (win, prop, true);
2600 R->xa[XA_INCR], &atype, &afmt, &nitems,
2601 &bytes_after, &s);
2602 if (s)
2603 XFree(s);
2604 if (a != Success)
2605 return;
2606#ifndef __CYGWIN32__
2607 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2608 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2609 XDeleteProperty(R->Xdisplay, win, prop);
2610 XFlush(R->Xdisplay);
2611 reget_time = 1;
2612 R->selection_wait = Sel_incr;
2613 }
2614#endif
2615 } else if (R->selection_wait == Sel_incr) {
2616 reget_time = 1;
2617 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2618 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2619 R->selection_wait = Sel_none;
2620 R->incr_ev.stop ();
2621 }
2622 }
2623 if (reget_time) /* received more data so reget time */
2624 R->incr_ev.start (NOW + 10);
2625} 2883}
2884
2626/* ------------------------------------------------------------------------- */ 2885/* ------------------------------------------------------------------------- */
2627/* 2886/*
2628 * Request the current selection: 2887 * Request the current selection:
2629 * Order: > internal selection if available 2888 * Order: > internal selection if available
2630 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2889 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2631 * > CUT_BUFFER0 2890 * > CUT_BUFFER0
2632 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2891 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2633 * will auto fallback to CUT_BUFFER0 2892 * will auto fallback to CUT_BUFFER0
2634 * EXT: button 2 release 2893 * EXT: button 2 release
2635 */ 2894 */
2636/* EXTPROTO */
2637void 2895void
2638rxvt_selection_request(pR_ Time tm, int x, int y) 2896rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2639{ 2897{
2640 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2898 if (selection.text && selnum == Sel_Primary)
2641 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2899 {
2642 return; /* outside window */ 2900 /* internal selection */
2643 2901 char *str = rxvt_wcstombs (selection.text, selection.len);
2644 if (R->selection.text != NULL) { /* internal selection */ 2902 paste (str, strlen (str));
2645 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2903 free (str);
2646 R->paste (R->selection.text, R->selection.len);
2647 return; 2904 return;
2648 } else { 2905 }
2649 int i; 2906 else
2650 2907 {
2651 R->selection_request_time = tm; 2908 selection_request_time = tm;
2652 R->selection_wait = Sel_normal; 2909 selection_wait = Sel_normal;
2653 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2910
2911#if X_HAVE_UTF8_STRING
2912 selection_type = Sel_UTF8String;
2913 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2914 return;
2915#else
2654 R->selection_type = Sel_CompoundText; 2916 selection_type = Sel_CompoundText;
2655 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2917 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2656 return; 2918 return;
2657 } 2919#endif
2658 } 2920 }
2921
2659 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2922 selection_wait = Sel_none; /* don't loop in selection_paste () */
2660 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2661 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2923 selection_paste (display->root, XA_CUT_BUFFER0, false);
2662} 2924}
2663 2925
2664/* INTPROTO */
2665int 2926int
2666rxvt_selection_request_other(pR_ Atom target, int selnum) 2927rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2667{ 2928{
2668 Atom sel; 2929 Atom sel;
2669#ifdef DEBUG_SELECT
2670 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2671#endif
2672 2930
2673 R->selection_type |= selnum; 2931 selection_type |= selnum;
2932
2674 if (selnum == Sel_Primary) 2933 if (selnum == Sel_Primary)
2675 sel = XA_PRIMARY; 2934 sel = XA_PRIMARY;
2676 else if (selnum == Sel_Secondary) 2935 else if (selnum == Sel_Secondary)
2677 sel = XA_SECONDARY; 2936 sel = XA_SECONDARY;
2678 else 2937 else
2679 sel = R->xa[XA_CLIPBOARD]; 2938 sel = xa[XA_CLIPBOARD];
2939
2680 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2940 if (XGetSelectionOwner (dpy, sel) != None)
2681 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2941 {
2682 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2942 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2683 R->TermWin.vt, R->selection_request_time); 2943 vt, selection_request_time);
2684 return 1; 2944 return 1;
2685 } 2945 }
2946
2686 return 0; 2947 return 0;
2687} 2948}
2688 2949
2689/* ------------------------------------------------------------------------- */ 2950/* ------------------------------------------------------------------------- */
2690/* 2951/*
2691 * Clear all selected text 2952 * Clear all selected text
2692 * EXT: SelectionClear 2953 * EXT: SelectionClear
2693 */ 2954 */
2694/* EXTPROTO */
2695void 2955void
2696rxvt_selection_clear(pR) 2956rxvt_term::selection_clear () NOTHROW
2697{ 2957{
2698 D_SELECT((stderr, "rxvt_selection_clear()"));
2699
2700 R->want_refresh = 1; 2958 want_refresh = 1;
2701 if (R->selection.text)
2702 free(R->selection.text); 2959 free (selection.text);
2703 R->selection.text = NULL; 2960 selection.text = NULL;
2704 R->selection.len = 0; 2961 selection.len = 0;
2705 CLEAR_SELECTION(R); 2962 CLEAR_SELECTION ();
2963
2964 if (display->selection_owner == this)
2965 display->selection_owner = 0;
2706} 2966}
2707 2967
2708/* ------------------------------------------------------------------------- */ 2968/* ------------------------------------------------------------------------- */
2709/* 2969/*
2710 * Copy a selection into the cut buffer 2970 * Copy a selection into the cut buffer
2711 * EXT: button 1 or 3 release 2971 * EXT: button 1 or 3 release
2712 */ 2972 */
2713/* EXTPROTO */
2714void 2973void
2715rxvt_selection_make(pR_ Time tm) 2974rxvt_term::selection_make (Time tm)
2716{ 2975{
2717 int i, col, end_col, row, end_row; 2976 int i;
2718 unsigned char *new_selection_text; 2977 wchar_t *new_selection_text;
2719 char *str; 2978 text_t *t;
2720 text_t *t;
2721#ifdef ACS_ASCII
2722 rend_t *re;
2723#endif
2724 2979
2725 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2726 switch (R->selection.op) { 2980 switch (selection.op)
2981 {
2727 case SELECTION_CONT: 2982 case SELECTION_CONT:
2728 break; 2983 break;
2729 case SELECTION_INIT: 2984 case SELECTION_INIT:
2730 CLEAR_SELECTION(R); 2985 CLEAR_SELECTION ();
2731 /* FALLTHROUGH */ 2986 /* FALLTHROUGH */
2732 case SELECTION_BEGIN: 2987 case SELECTION_BEGIN:
2733 R->selection.op = SELECTION_DONE; 2988 selection.op = SELECTION_DONE;
2734 /* FALLTHROUGH */ 2989 /* FALLTHROUGH */
2735 default: 2990 default:
2736 return; 2991 return;
2737 } 2992 }
2993
2738 R->selection.op = SELECTION_DONE; 2994 selection.op = SELECTION_DONE;
2739 2995
2740 if (R->selection.clicks == 4) 2996 if (selection.clicks == 4)
2741 return; /* nothing selected, go away */ 2997 return; /* nothing selected, go away */
2742 2998
2999 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3000 return;
3001
2743 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 3002 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2744 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 3003 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2745 3004
2746 new_selection_text = (unsigned char *)str; 3005 int ofs = 0;
3006 int extra = 0;
2747 3007
2748 col = R->selection.beg.col; 3008 int col = selection.beg.col;
2749 MAX_IT(col, 0); 3009 int row = selection.beg.row;
2750 row = R->selection.beg.row + R->TermWin.saveLines;
2751 end_row = R->selection.end.row + R->TermWin.saveLines;
2752 3010
3011 int end_col;
3012
2753 for (; row <= end_row; row++, col = 0) 3013 for (; row <= selection.end.row; row++, col = 0)
3014 {
3015#if !ENABLE_MINIMAL
3016 if (selection.rect)
2754 { 3017 {
2755 t = &(R->screen.text[row][col]); 3018 col = selection.beg.col;
2756
2757 end_col = R->screen.tlen[row];
2758
2759 if (end_col == -1)
2760 end_col = R->TermWin.ncol; 3019 end_col = ncol + 1;
3020 }
3021 else
3022#endif
3023 end_col = ROW(row).l;
2761 3024
3025 col = max (col, 0);
3026
2762 if (row == end_row) 3027 if (row == selection.end.row
3028#if !ENABLE_MINIMAL
3029 || selection.rect
3030#endif
3031 )
2763 MIN_IT (end_col, R->selection.end.col); 3032 min_it (end_col, selection.end.col);
2764 3033
3034 t = ROW(row).t + col;
3035
2765 for (; col < end_col; col++) 3036 for (; col < end_col; col++)
3037 {
2766 if (*t == NOCHAR) 3038 if (*t == NOCHAR)
2767 t++; 3039 t++;
3040#if ENABLE_COMBINING
3041 else if (IS_COMPOSE (*t))
3042 {
3043 int len = rxvt_composite.expand (*t, 0);
3044
3045 extra -= (len - 1);
3046
3047 if (extra < 0)
3048 {
3049 extra += i;
3050 i += i;
3051 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3052 }
3053
3054 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3055 }
3056#endif
2768 else 3057 else
2769 { 3058 new_selection_text[ofs++] = *t++;
2770 int len = wctomb (str, *t++);
2771 if (len > 0)
2772 str += len;
2773 }
2774
2775 if (R->screen.tlen[row] != -1 && row != end_row)
2776 *str++ = '\n';
2777 } 3059 }
2778 3060
2779#ifndef NO_OLD_SELECTION 3061#if !ENABLE_MINIMAL
2780 if (R->selection_style == OLD_SELECT) 3062 if (selection.rect)
2781 if (end_col == R->TermWin.ncol) 3063 {
2782 *str++ = '\n'; 3064 while (ofs
3065 && new_selection_text[ofs - 1] != C0_LF
3066 && unicode::is_space (new_selection_text[ofs - 1]))
3067 --ofs;
3068
3069 new_selection_text[ofs++] = C0_LF;
3070 }
3071 else
2783#endif 3072#endif
2784#ifndef NO_NEW_SELECTION 3073 if (!ROW(row).is_longer () && row != selection.end.row)
2785 if (R->selection_style != OLD_SELECT) 3074 new_selection_text[ofs++] = C0_LF;
3075 }
3076
2786 if (end_col != R->selection.end.col) 3077 if (end_col != selection.end.col)
2787 *str++ = '\n'; 3078 new_selection_text[ofs++] = C0_LF;
2788#endif
2789 *str = '\0';
2790 3079
2791 i = str - (char *)new_selection_text; 3080 new_selection_text[ofs] = 0;
3081
2792 if (i == 0) 3082 if (ofs == 0)
2793 { 3083 {
2794 free (new_selection_text); 3084 free (new_selection_text);
2795 return; 3085 return;
2796 } 3086 }
2797 3087
2798 // due to MB_MAX_CUR, selection wastage is usually high
2799 if (str - (char *)new_selection_text > 1024)
2800 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2801
2802 R->selection.len = i;
2803 if (R->selection.text)
2804 free (R->selection.text); 3088 free (selection.text);
2805 3089
2806 R->selection.text = new_selection_text; 3090 // we usually allocate much more than necessary, so realloc it smaller again
3091 selection.len = ofs;
3092 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2807 3093
2808 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3094 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2809 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3095 return;
2810 rxvt_print_error("can't get primary selection"); 3096
2811 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3097 selection_grab (tm);
2812 PropModeReplace, R->selection.text, (int)R->selection.len); 3098}
3099
3100bool
3101rxvt_term::selection_grab (Time tm) NOTHROW
3102{
2813 R->selection_time = tm; 3103 selection_time = tm;
2814 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3104
3105 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3106 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3107 {
3108 display->set_selection_owner (this);
3109 return true;
3110 }
3111 else
3112 {
3113 selection_clear ();
3114 return false;
3115 }
3116
3117#if 0
3118 XTextProperty ct;
3119
3120 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3121 {
3122 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3123 XFree (ct.value);
3124 }
3125#endif
2815} 3126}
2816 3127
2817/* ------------------------------------------------------------------------- */ 3128/* ------------------------------------------------------------------------- */
2818/* 3129/*
2819 * Mark or select text based upon number of clicks: 1, 2, or 3 3130 * Mark or select text based upon number of clicks: 1, 2, or 3
2820 * EXT: button 1 press 3131 * EXT: button 1 press
2821 */ 3132 */
2822/* EXTPROTO */
2823void 3133void
2824rxvt_selection_click(pR_ int clicks, int x, int y) 3134rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2825{ 3135{
2826 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2827
2828 clicks = ((clicks - 1) % 3) + 1; 3136 clicks = ((clicks - 1) % 3) + 1;
2829 R->selection.clicks = clicks; /* save clicks so extend will work */ 3137 selection.clicks = clicks; /* save clicks so extend will work */
2830 3138
3139 if (clicks == 2 && !selection.rect
3140 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3141 {
3142 MEvent.clicks = 1; // what a mess
3143 selection.screen = current_screen;
3144 selection.op = SELECTION_CONT;
3145 return;
3146 }
3147
2831 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3148 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3149
2832 if (clicks == 2 || clicks == 3) 3150 if (clicks == 2 || clicks == 3)
2833 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3151 selection_extend_colrow (selection.mark.col,
2834 R->selection.mark.row 3152 selection.mark.row - view_start,
2835 + R->TermWin.view_start,
2836 0, /* button 3 */ 3153 0, /* button 3 */
2837 1, /* button press */ 3154 1, /* button press */
2838 0); /* click change */ 3155 0); /* click change */
2839} 3156}
2840 3157
2841/* ------------------------------------------------------------------------- */ 3158/* ------------------------------------------------------------------------- */
2842/* 3159/*
2843 * Mark a selection at the specified col/row 3160 * Mark a selection at the specified col/row
2844 */ 3161 */
2845/* INTPROTO */
2846void 3162void
2847rxvt_selection_start_colrow(pR_ int col, int row) 3163rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2848{ 3164{
2849 R->want_refresh = 1; 3165 want_refresh = 1;
3166
3167 selection.mark.row = row + view_start;
2850 R->selection.mark.col = col; 3168 selection.mark.col = col;
2851 R->selection.mark.row = row - R->TermWin.view_start; 3169
2852 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3170 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2853 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3171 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3172
3173 while (selection.mark.col > 0
3174 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2854 MAX_IT(R->selection.mark.col, 0); 3175 --selection.mark.col;
2855 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2856 3176
2857 if (R->selection.op) { /* clear the old selection */ 3177 if (selection.op)
3178 {
3179 /* clear the old selection */
2858 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3180 selection.beg.row = selection.end.row = selection.mark.row;
2859 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3181 selection.beg.col = selection.end.col = selection.mark.col;
2860 } 3182 }
3183
2861 R->selection.op = SELECTION_INIT; 3184 selection.op = SELECTION_INIT;
2862 R->selection.screen = R->current_screen; 3185 selection.screen = current_screen;
2863} 3186}
2864 3187
2865/* ------------------------------------------------------------------------- */ 3188/* ------------------------------------------------------------------------- */
2866/* 3189/*
2867 * Word select: select text for 2 clicks 3190 * Word select: select text for 2 clicks
2868 * We now only find out the boundary in one direction 3191 * We now only find out the boundary in one direction
2869 */ 3192 */
2870 3193
2871/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3194/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2872#define DELIMIT_TEXT(x) \ 3195#define DELIMIT_TEXT(x) \
2873 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3196 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2874#define DELIMIT_REND(x) 1 3197#define DELIMIT_REND(x) 1
2875 3198
2876/* INTPROTO */
2877void 3199void
2878rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3200rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2879{ 3201{
2880 int col, row, dirnadd, tcol, trow, w1, w2; 3202 int col, row, dirnadd, tcol, trow, w1, w2;
2881 row_col_t bound; 3203 row_col_t bound;
2882 text_t *stp; 3204 text_t *stp;
2883 rend_t *srp; 3205 rend_t *srp;
2884 3206
2885 if (dirn == UP) { 3207 if (dirn == UP)
2886 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3208 {
3209 bound.row = top_row - 1;
2887 bound.col = 0; 3210 bound.col = 0;
2888 dirnadd = -1; 3211 dirnadd = -1;
2889 } else { 3212 }
2890 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3213 else
3214 {
3215 bound.row = nrow;
2891 bound.col = R->TermWin.ncol - 1; 3216 bound.col = ncol - 1;
2892 dirnadd = 1; 3217 dirnadd = 1;
2893 } 3218 }
2894 row = mark->row + R->TermWin.saveLines; 3219
3220 row = mark->row;
2895 col = mark->col; 3221 col = max (mark->col, 0);
2896 MAX_IT(col, 0); 3222
2897/* find the edge of a word */ 3223 /* find the edge of a word */
2898 stp = &(R->screen.text[row][col]); 3224 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2899 w1 = DELIMIT_TEXT(*stp); 3225 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2900 3226
2901 if (R->selection_style != NEW_SELECT) { 3227 for (;;)
2902 if (w1 == 1) { 3228 {
3229 for (; col != bound.col; col += dirnadd)
3230 {
2903 stp += dirnadd; 3231 stp += dirnadd;
2904 if (DELIMIT_TEXT(*stp) == 1)
2905 goto Old_Word_Selection_You_Die;
2906 col += dirnadd;
2907 }
2908 w1 = 0;
2909 }
2910 srp = (&R->screen.rend[row][col]);
2911 w2 = DELIMIT_REND(*srp);
2912
2913 for (;;) {
2914 for (; col != bound.col; col += dirnadd) {
2915 stp += dirnadd; 3232 srp += dirnadd;
3233
3234 if (*stp == NOCHAR)
3235 continue;
3236
2916 if (DELIMIT_TEXT(*stp) != w1) 3237 if (DELIMIT_TEXT (*stp) != w1)
3238 break;
3239 if (DELIMIT_REND (*srp) != w2)
3240 break;
3241 }
3242
3243 if ((col == bound.col) && (row != bound.row))
3244 {
3245 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3246 {
3247 trow = row + dirnadd;
3248 tcol = dirn == UP ? ncol - 1 : 0;
3249
3250 if (!ROW(trow).t)
2917 break; 3251 break;
2918 srp += dirnadd; 3252
2919 if (DELIMIT_REND(*srp) != w2) 3253 stp = ROW(trow).t + tcol;
3254 srp = ROW(trow).r + tcol;
3255
3256 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2920 break; 3257 break;
2921 } 3258
2922 if ((col == bound.col) && (row != bound.row)) {
2923 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2924 trow = row + dirnadd;
2925 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2926 if (R->screen.text[trow] == NULL)
2927 break;
2928 stp = &(R->screen.text[trow][tcol]);
2929 srp = &(R->screen.rend[trow][tcol]);
2930 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2931 break;
2932 row = trow; 3259 row = trow;
2933 col = tcol; 3260 col = tcol;
2934 continue; 3261 continue;
2935 } 3262 }
2936 } 3263 }
2937 break; 3264 break;
2938 } 3265 }
2939 Old_Word_Selection_You_Die:
2940 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2941 3266
2942 if (dirn == DN) 3267 if (dirn == DN)
2943 col++; /* put us on one past the end */ 3268 col++; /* put us on one past the end */
2944 3269
2945/* Poke the values back in */ 3270 /* Poke the values back in */
2946 ret->row = row - R->TermWin.saveLines; 3271 ret->row = row;
2947 ret->col = col; 3272 ret->col = col;
2948} 3273}
2949 3274
2950/* ------------------------------------------------------------------------- */ 3275/* ------------------------------------------------------------------------- */
2951/* 3276/*
2952 * Extend the selection to the specified x/y pixel location 3277 * Extend the selection to the specified x/y pixel location
2953 * EXT: button 3 press; button 1 or 3 drag 3278 * EXT: button 3 press; button 1 or 3 drag
2954 * flag == 0 ==> button 1 3279 * flag == 0 ==> button 1
2955 * flag == 1 ==> button 3 press 3280 * flag == 1 ==> button 3 press
2956 * flag == 2 ==> button 3 motion 3281 * flag == 2 ==> button 3 motion
2957 */ 3282 */
2958/* EXTPROTO */
2959void 3283void
2960rxvt_selection_extend(pR_ int x, int y, int flag) 3284rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2961{ 3285{
2962 int col, row; 3286 int col = clamp (Pixel2Col (x), 0, ncol);
3287 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2963 3288
2964 col = Pixel2Col(x); 3289 /*
2965 row = Pixel2Row(y);
2966 MAX_IT(row, 0);
2967 MIN_IT(row, (int)R->TermWin.nrow - 1);
2968 MAX_IT(col, 0);
2969 MIN_IT(col, (int)R->TermWin.ncol);
2970#ifndef NO_NEW_SELECTION
2971/*
2972 * If we're selecting characters (single click) then we must check first 3290 * If we're selecting characters (single click) then we must check first
2973 * if we are at the same place as the original mark. If we are then 3291 * if we are at the same place as the original mark. If we are then
2974 * select nothing. Otherwise, if we're to the right of the mark, you have to 3292 * select nothing. Otherwise, if we're to the right of the mark, you have to
2975 * be _past_ a character for it to be selected. 3293 * be _past_ a character for it to be selected.
2976 */ 3294 */
2977 if (R->selection_style != OLD_SELECT) {
2978 if (((R->selection.clicks % 3) == 1) && !flag 3295 if (((selection.clicks % 3) == 1) && !flag
2979 && (col == R->selection.mark.col 3296 && (col == selection.mark.col
2980 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3297 && (row == selection.mark.row - view_start)))
3298 {
2981 /* select nothing */ 3299 /* select nothing */
2982 R->selection.beg.row = R->selection.end.row = 0; 3300 selection.beg.row = selection.end.row = 0;
2983 R->selection.beg.col = R->selection.end.col = 0; 3301 selection.beg.col = selection.end.col = 0;
2984 R->selection.clicks = 4; 3302 selection.clicks = 4;
2985 R->want_refresh = 1; 3303 want_refresh = 1;
2986 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2987 return; 3304 return;
2988 }
2989 } 3305 }
2990#endif 3306
2991 if (R->selection.clicks == 4) 3307 if (selection.clicks == 4)
2992 R->selection.clicks = 1; 3308 selection.clicks = 1;
3309
2993 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3310 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2994 flag == 1 ? 1 : 0, /* ? button press */ 3311 flag == 1 ? 1 : 0, /* ? button press */
2995 0); /* no click change */ 3312 0); /* no click change */
2996} 3313}
2997 3314
2998/* ------------------------------------------------------------------------- */ 3315/* ------------------------------------------------------------------------- */
2999/* 3316/*
3000 * Extend the selection to the specified col/row 3317 * Extend the selection to the specified col/row
3001 */ 3318 */
3002/* INTPROTO */
3003void 3319void
3004rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3320rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3005{ 3321{
3006 int16_t ncol = R->TermWin.ncol;
3007 int end_col;
3008 row_col_t pos; 3322 row_col_t pos;
3009 enum { 3323 enum {
3010 LEFT, RIGHT 3324 LEFT, RIGHT
3011 } closeto = RIGHT; 3325 } closeto = RIGHT;
3012 3326
3013 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
3014 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3015
3016 R->want_refresh = 1; 3327 want_refresh = 1;
3328
3017 switch (R->selection.op) { 3329 switch (selection.op)
3330 {
3018 case SELECTION_INIT: 3331 case SELECTION_INIT:
3019 CLEAR_SELECTION(R); 3332 CLEAR_SELECTION ();
3020 R->selection.op = SELECTION_BEGIN; 3333 selection.op = SELECTION_BEGIN;
3021 /* FALLTHROUGH */ 3334 /* FALLTHROUGH */
3022 case SELECTION_BEGIN: 3335 case SELECTION_BEGIN:
3023 if (row != R->selection.mark.row || col != R->selection.mark.col 3336 if (row != selection.mark.row || col != selection.mark.col
3024 || (!button3 && buttonpress)) 3337 || (!button3 && buttonpress))
3025 R->selection.op = SELECTION_CONT; 3338 selection.op = SELECTION_CONT;
3026 break; 3339 break;
3027 case SELECTION_DONE: 3340 case SELECTION_DONE:
3028 R->selection.op = SELECTION_CONT; 3341 selection.op = SELECTION_CONT;
3029 /* FALLTHROUGH */ 3342 /* FALLTHROUGH */
3030 case SELECTION_CONT: 3343 case SELECTION_CONT:
3031 break; 3344 break;
3032 case SELECTION_CLEAR: 3345 case SELECTION_CLEAR:
3033 rxvt_selection_start_colrow(aR_ col, row); 3346 selection_start_colrow (col, row);
3034 /* FALLTHROUGH */ 3347 /* FALLTHROUGH */
3035 default: 3348 default:
3036 return; 3349 return;
3037 } 3350 }
3351
3038 if (R->selection.beg.col == R->selection.end.col 3352 if (selection.beg.col == selection.end.col
3039 && R->selection.beg.col != R->selection.mark.col 3353 && selection.beg.col != selection.mark.col
3040 && R->selection.beg.row == R->selection.end.row 3354 && selection.beg.row == selection.end.row
3041 && R->selection.beg.row != R->selection.mark.row) { 3355 && selection.beg.row != selection.mark.row)
3356 {
3042 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3357 selection.beg.col = selection.end.col = selection.mark.col;
3043 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3358 selection.beg.row = selection.end.row = selection.mark.row;
3044 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3045 } 3359 }
3046 3360
3047 pos.col = col; 3361 pos.col = col;
3048 pos.row = row; 3362 pos.row = view_start + row;
3049 3363
3050 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3364 /*
3051 3365 * This is mainly xterm style selection with a couple of differences, mainly
3052#ifndef NO_OLD_SELECTION 3366 * in the way button3 drag extension works.
3053/* 3367 * We're either doing: button1 drag; button3 press; or button3 drag
3054 * This mimics some of the selection behaviour of version 2.20 and before. 3368 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3055 * There are no ``selection modes'', button3 is always character extension. 3369 * is always at the left/right edge of the selection.
3056 * Note: button3 drag is always available, c.f. v2.20 3370 * b) button3 press: extend/contract character/word/line at whichever edge of
3057 * Selection always terminates (left or right as appropriate) at the mark. 3371 * the selection we are closest to.
3372 * c) button3 drag : extend/contract character/word/line - we select around
3373 * a point/word/line which is either the start or end of the selection
3374 * and it was decided by whichever point/word/line was `fixed' at the
3375 * time of the most recent button3 press
3058 */ 3376 */
3059 if (R->selection_style == OLD_SELECT) { 3377 if (button3 && buttonpress)
3060 if (R->selection.clicks == 1 || button3) { 3378 {
3061 if (R->hate_those_clicks) { 3379 /* button3 press */
3062 R->hate_those_clicks = 0; 3380 /*
3063 if (R->selection.clicks == 1) { 3381 * first determine which edge of the selection we are closest to
3064 R->selection.beg.row = R->selection.mark.row; 3382 */
3065 R->selection.beg.col = R->selection.mark.col; 3383 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3066 } else { 3384 || (!ROWCOL_IS_AFTER (pos, selection.end)
3385 && (((pos.col - selection.beg.col)
3386 + ((pos.row - selection.beg.row) * ncol))
3387 < ((selection.end.col - pos.col)
3388 + ((selection.end.row - pos.row) * ncol)))))
3389 closeto = LEFT;
3390
3391 if (closeto == LEFT)
3392 {
3393 selection.beg.row = pos.row;
3394 selection.beg.col = pos.col;
3395 selection.mark.row = selection.end.row;
3396 selection.mark.col = selection.end.col - (selection.clicks == 2);
3397 }
3398 else
3399 {
3400 selection.end.row = pos.row;
3401 selection.end.col = pos.col;
3067 R->selection.mark.row = R->selection.beg.row; 3402 selection.mark.row = selection.beg.row;
3068 R->selection.mark.col = R->selection.beg.col; 3403 selection.mark.col = selection.beg.col;
3404 }
3405 }
3406 else
3407 {
3408 /* button1 drag or button3 drag */
3409 if (ROWCOL_IS_AFTER (selection.mark, pos))
3410 {
3411 if (selection.mark.row == selection.end.row
3412 && selection.mark.col == selection.end.col
3413 && clickchange
3414 && selection.clicks == 2)
3415 selection.mark.col--;
3416
3417 selection.beg.row = pos.row;
3418 selection.beg.col = pos.col;
3419 selection.end.row = selection.mark.row;
3420 selection.end.col = selection.mark.col + (selection.clicks == 2);
3421 }
3422 else
3423 {
3424 selection.beg.row = selection.mark.row;
3425 selection.beg.col = selection.mark.col;
3426 selection.end.row = pos.row;
3427 selection.end.col = pos.col;
3428 }
3429 }
3430
3431 if (selection.clicks == 1)
3432 {
3433 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3434 && !ROW(selection.beg.row).is_longer ()
3435#if !ENABLE_MINIMAL
3436 && !selection.rect
3437#endif
3438 )
3439 selection.beg.col = ncol;
3440
3441 if (
3442 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3443 && !ROW(selection.end.row).is_longer ()
3444#if !ENABLE_MINIMAL
3445 && !selection.rect
3446#endif
3447 )
3448 selection.end.col = ncol;
3449 }
3450 else if (selection.clicks == 2)
3451 {
3452 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3453 selection.end.col--;
3454
3455 selection_delimit_word (UP, &selection.beg, &selection.beg);
3456 selection_delimit_word (DN, &selection.end, &selection.end);
3457 }
3458 else if (selection.clicks == 3)
3459 {
3460#if ENABLE_FRILLS
3461 if (option (Opt_tripleclickwords))
3462 {
3463 selection_delimit_word (UP, &selection.beg, &selection.beg);
3464
3465 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3466 {
3467 if (!ROW(end_row).is_longer ())
3468 {
3469 selection.end.row = end_row;
3470 selection.end.col = ROW(end_row).l;
3471# if !ENABLE_MINIMAL
3472 selection_remove_trailing_spaces ();
3473# endif
3474 break;
3069 } 3475 }
3070 } 3476 }
3071 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3072 R->selection.end.row = R->selection.mark.row;
3073 R->selection.end.col = R->selection.mark.col + 1;
3074 R->selection.beg.row = pos.row;
3075 R->selection.beg.col = pos.col;
3076 } else {
3077 R->selection.beg.row = R->selection.mark.row;
3078 R->selection.beg.col = R->selection.mark.col;
3079 R->selection.end.row = pos.row;
3080 R->selection.end.col = pos.col + 1;
3081 } 3477 }
3082 } else if (R->selection.clicks == 2) { 3478 else
3083 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3479#endif
3084 &(R->selection.beg)); 3480 {
3085 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3481 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3086 &(R->selection.end)); 3482 selection.mark.col++;
3087 R->hate_those_clicks = 1; 3483
3088 } else if (R->selection.clicks == 3) {
3089 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3090 R->selection.beg.col = 0; 3484 selection.beg.col = 0;
3091 R->selection.end.col = ncol; 3485 selection.end.col = ncol;
3092 R->hate_those_clicks = 1; 3486
3093 } 3487 // select a complete logical line
3094 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col)); 3488 while (selection.beg.row > -saveLines
3095 return; 3489 && ROW(selection.beg.row - 1).is_longer ())
3096 } 3490 selection.beg.row--;
3097#endif /* ! NO_OLD_SELECTION */ 3491
3098#ifndef NO_NEW_SELECTION 3492 while (selection.end.row < nrow
3099/* selection_style must not be OLD_SELECT to get here */ 3493 && ROW(selection.end.row).is_longer ())
3100/* 3494 selection.end.row++;
3101 * This is mainly xterm style selection with a couple of differences, mainly
3102 * in the way button3 drag extension works.
3103 * We're either doing: button1 drag; button3 press; or button3 drag
3104 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3105 * is always at the left/right edge of the R->selection.
3106 * b) button3 press: extend/contract character/word/line at whichever edge of
3107 * the selection we are closest to.
3108 * c) button3 drag : extend/contract character/word/line - we select around
3109 * a point/word/line which is either the start or end of the selection
3110 * and it was decided by whichever point/word/line was `fixed' at the
3111 * time of the most recent button3 press
3112 */
3113 if (button3 && buttonpress) { /* button3 press */
3114 /* 3495 }
3115 * first determine which edge of the selection we are closest to 3496 }
3116 */ 3497
3117 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3498 if (button3 && buttonpress)
3118 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3499 {
3119 && (((pos.col - R->selection.beg.col) 3500 /* mark may need to be changed */
3120 + ((pos.row - R->selection.beg.row) * ncol))
3121 < ((R->selection.end.col - pos.col)
3122 + ((R->selection.end.row - pos.row) * ncol)))))
3123 closeto = LEFT;
3124 if (closeto == LEFT) { 3501 if (closeto == LEFT)
3125 R->selection.beg.row = pos.row; 3502 {
3126 R->selection.beg.col = pos.col;
3127 R->selection.mark.row = R->selection.end.row; 3503 selection.mark.row = selection.end.row;
3128 R->selection.mark.col = R->selection.end.col 3504 selection.mark.col = selection.end.col - (selection.clicks == 2);
3129 - (R->selection.clicks == 2); 3505 }
3130 } else { 3506 else
3131 R->selection.end.row = pos.row; 3507 {
3132 R->selection.end.col = pos.col;
3133 R->selection.mark.row = R->selection.beg.row; 3508 selection.mark.row = selection.beg.row;
3134 R->selection.mark.col = R->selection.beg.col; 3509 selection.mark.col = selection.beg.col;
3135 }
3136 } else { /* button1 drag or button3 drag */
3137 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3138 if ((R->selection.mark.row == R->selection.end.row)
3139 && (R->selection.mark.col == R->selection.end.col)
3140 && clickchange && R->selection.clicks == 2)
3141 R->selection.mark.col--;
3142 R->selection.beg.row = pos.row;
3143 R->selection.beg.col = pos.col;
3144 R->selection.end.row = R->selection.mark.row;
3145 R->selection.end.col = R->selection.mark.col
3146 + (R->selection.clicks == 2);
3147 } else {
3148 R->selection.beg.row = R->selection.mark.row;
3149 R->selection.beg.col = R->selection.mark.col;
3150 R->selection.end.row = pos.row;
3151 R->selection.end.col = pos.col;
3152 }
3153 }
3154
3155 if (R->selection.clicks == 1) {
3156 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3157 if (end_col != -1 && R->selection.beg.col > end_col) {
3158#if 1
3159 R->selection.beg.col = ncol;
3160#else
3161 if (R->selection.beg.row != R->selection.end.row)
3162 R->selection.beg.col = ncol;
3163 else
3164 R->selection.beg.col = R->selection.mark.col;
3165#endif
3166 }
3167 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3168 if (end_col != -1 && R->selection.end.col > end_col)
3169 R->selection.end.col = ncol;
3170
3171 } else if (R->selection.clicks == 2) {
3172 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3173 R->selection.end.col--;
3174 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3175 &(R->selection.beg));
3176 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3177 &(R->selection.end));
3178 } else if (R->selection.clicks == 3) {
3179#ifndef NO_FRILLS
3180 if ((R->Options & Opt_tripleclickwords)) {
3181 int end_row;
3182
3183 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3184 &(R->selection.beg));
3185 end_row = R->screen.tlen[R->selection.mark.row
3186 + R->TermWin.saveLines];
3187 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3188 end_row++) {
3189 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3190 if (end_col != -1) {
3191 R->selection.end.row = end_row;
3192 R->selection.end.col = end_col;
3193 rxvt_selection_remove_trailing_spaces(aR);
3194 break;
3195 }
3196 }
3197 } else
3198#endif
3199 { 3510 }
3200 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3201 R->selection.mark.col++;
3202 R->selection.beg.col = 0;
3203 R->selection.end.col = ncol;
3204 }
3205 } 3511 }
3206 if (button3 && buttonpress) { /* mark may need to be changed */
3207 if (closeto == LEFT) {
3208 R->selection.mark.row = R->selection.end.row;
3209 R->selection.mark.col = R->selection.end.col
3210 - (R->selection.clicks == 2);
3211 } else {
3212 R->selection.mark.row = R->selection.beg.row;
3213 R->selection.mark.col = R->selection.beg.col;
3214 }
3215 }
3216 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3217#endif /* ! NO_NEW_SELECTION */
3218}
3219 3512
3220#ifndef NO_FRILLS 3513#if !ENABLE_MINIMAL
3221/* INTPROTO */ 3514 if (selection.rect && selection.beg.col > selection.end.col)
3515 ::swap (selection.beg.col, selection.end.col);
3516#endif
3517}
3518
3519#if !ENABLE_MINIMAL
3222void 3520void
3223rxvt_selection_remove_trailing_spaces(pR) 3521rxvt_term::selection_remove_trailing_spaces () NOTHROW
3224{ 3522{
3225 int32_t end_col, end_row; 3523 int32_t end_col, end_row;
3226 text_t *stp; 3524 text_t *stp;
3227 3525
3228 end_col = R->selection.end.col; 3526 end_col = selection.end.col;
3229 end_row = R->selection.end.row; 3527 end_row = selection.end.row;
3528
3230 for ( ; end_row >= R->selection.beg.row; ) { 3529 for (; end_row >= selection.beg.row; )
3231 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3530 {
3531 stp = ROW(end_row).t;
3532
3232 while (--end_col >= 0) { 3533 while (--end_col >= 0)
3233 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3234 break;
3235 } 3534 {
3236 if (end_col >= 0 3535 if (stp[end_col] != NOCHAR
3237 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3536 && !unicode::is_space (stp[end_col]))
3238 R->selection.end.col = end_col + 1;
3239 R->selection.end.row = end_row;
3240 break; 3537 break;
3241 } 3538 }
3539
3540 if (end_col >= 0
3541 || !ROW(end_row - 1).is_longer ())
3542 {
3543 selection.end.col = end_col + 1;
3544 selection.end.row = end_row;
3545 break;
3546 }
3547
3242 end_row--; 3548 end_row--;
3243 end_col = R->TermWin.ncol; 3549 end_col = ncol;
3244 } 3550 }
3551
3245 if (R->selection.mark.row > R->selection.end.row) { 3552 if (selection.mark.row > selection.end.row)
3553 {
3246 R->selection.mark.row = R->selection.end.row; 3554 selection.mark.row = selection.end.row;
3247 R->selection.mark.col = R->selection.end.col; 3555 selection.mark.col = selection.end.col;
3556 }
3248 } else if (R->selection.mark.row == R->selection.end.row 3557 else if (selection.mark.row == selection.end.row
3249 && R->selection.mark.col > R->selection.end.col) 3558 && selection.mark.col > selection.end.col)
3250 R->selection.mark.col = R->selection.end.col; 3559 selection.mark.col = selection.end.col;
3251} 3560}
3252#endif 3561#endif
3253 3562
3254/* ------------------------------------------------------------------------- */ 3563/* ------------------------------------------------------------------------- */
3255/* 3564/*
3256 * Double click on button 3 when already selected 3565 * Double click on button 3 when already selected
3257 * EXT: button 3 double click 3566 * EXT: button 3 double click
3258 */ 3567 */
3259/* EXTPROTO */
3260void 3568void
3261rxvt_selection_rotate(pR_ int x, int y) 3569rxvt_term::selection_rotate (int x, int y) NOTHROW
3262{ 3570{
3263 R->selection.clicks = R->selection.clicks % 3 + 1; 3571 selection.clicks = selection.clicks % 3 + 1;
3264 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3572 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3265} 3573}
3266
3267/* ------------------------------------------------------------------------- */
3268/*
3269 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3270 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3271 * the X11 protocol.
3272 */
3273typedef CARD32 Atom32;
3274 3574
3275/* ------------------------------------------------------------------------- */ 3575/* ------------------------------------------------------------------------- */
3276/* 3576/*
3277 * Respond to a request for our current selection 3577 * Respond to a request for our current selection
3278 * EXT: SelectionRequest 3578 * EXT: SelectionRequest
3279 */ 3579 */
3280/* EXTPROTO */
3281void 3580void
3282rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3581rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3283{ 3582{
3284 XSelectionEvent ev; 3583 XSelectionEvent ev;
3584
3585 ev.type = SelectionNotify;
3586 ev.property = None;
3587 ev.display = rq.display;
3588 ev.requestor = rq.requestor;
3589 ev.selection = rq.selection;
3590 ev.target = rq.target;
3591 ev.time = rq.time;
3592
3593 if (rq.target == xa[XA_TARGETS])
3594 {
3595 Atom target_list[6];
3596 Atom *target = target_list;
3597
3598 *target++ = xa[XA_TARGETS];
3599 *target++ = xa[XA_TIMESTAMP];
3600 *target++ = XA_STRING;
3601 *target++ = xa[XA_TEXT];
3602 *target++ = xa[XA_COMPOUND_TEXT];
3603#if X_HAVE_UTF8_STRING
3604 *target++ = xa[XA_UTF8_STRING];
3605#endif
3606
3607 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3608 32, PropModeReplace,
3609 (unsigned char *)target_list, target - target_list);
3610 ev.property = rq.property;
3611 }
3612#if TODO // TODO
3613 else if (rq.target == xa[XA_MULTIPLE])
3614 {
3615 /* TODO: Handle MULTIPLE */
3616 }
3617#endif
3618 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3619 {
3620 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3621 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3622 ev.property = rq.property;
3623 }
3624 else if (rq.target == XA_STRING
3625 || rq.target == xa[XA_TEXT]
3626 || rq.target == xa[XA_COMPOUND_TEXT]
3627 || rq.target == xa[XA_UTF8_STRING]
3628 )
3629 {
3630 XTextProperty ct;
3631 Atom target = rq.target;
3632 short freect = 0;
3633 int selectlen;
3634 wchar_t *cl;
3635 enum {
3636 enc_string = XStringStyle,
3637 enc_text = XStdICCTextStyle,
3638 enc_compound_text = XCompoundTextStyle,
3639#ifdef X_HAVE_UTF8_STRING
3640 enc_utf8 = XUTF8StringStyle,
3641#else
3642 enc_utf8 = -1,
3643#endif
3644 } style;
3645
3646 if (target == XA_STRING)
3647 // we actually don't do XA_STRING, but who cares, as i18n clients
3648 // will ask for another format anyways.
3649 style = enc_string;
3650 else if (target == xa[XA_TEXT])
3651 style = enc_text;
3652 else if (target == xa[XA_COMPOUND_TEXT])
3653 style = enc_compound_text;
3654#if !ENABLE_MINIMAL
3655 else if (target == xa[XA_UTF8_STRING])
3656 style = enc_utf8;
3657#endif
3658 else
3659 {
3660 target = xa[XA_COMPOUND_TEXT];
3661 style = enc_compound_text;
3662 }
3663
3664 if (selection.text)
3665 {
3666 cl = selection.text;
3667 selectlen = selection.len;
3668 }
3669 else
3670 {
3671 cl = L"";
3672 selectlen = 0;
3673 }
3674
3675#if !ENABLE_MINIMAL
3676 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3677 // so recode it manually
3678 if (style == enc_utf8)
3679 {
3680 freect = 1;
3681 ct.encoding = target;
3682 ct.format = 8;
3683 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3684 ct.nitems = strlen ((char *)ct.value);
3685 }
3686 else
3687#endif
3688 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3689 freect = 1;
3690 else
3691 {
3692 /* if we failed to convert then send it raw */
3693 ct.value = (unsigned char *)cl;
3694 ct.nitems = selectlen;
3695 ct.encoding = target;
3696 }
3697
3698 XChangeProperty (dpy, rq.requestor, rq.property,
3699 ct.encoding, 8, PropModeReplace,
3700 ct.value, (int)ct.nitems);
3701 ev.property = rq.property;
3702
3703 if (freect)
3704 XFree (ct.value);
3705 }
3706
3707 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3708}
3709
3710/* ------------------------------------------------------------------------- */
3285#ifdef USE_XIM 3711#ifdef USE_XIM
3286 Atom32 target_list[4]; 3712void
3287#else 3713rxvt_term::im_set_position (XPoint &pos) NOTHROW
3288 Atom32 target_list[3]; 3714{
3289#endif 3715 XWindowAttributes xwa;
3290 Atom target;
3291 XTextProperty ct;
3292 XICCEncodingStyle style;
3293 char *cl[2], dummy[1];
3294 3716
3295 ev.type = SelectionNotify; 3717 XGetWindowAttributes (dpy, vt, &xwa);
3296 ev.property = None;
3297 ev.display = rq->display;
3298 ev.requestor = rq->requestor;
3299 ev.selection = rq->selection;
3300 ev.target = rq->target;
3301 ev.time = rq->time;
3302 3718
3303 if (rq->target == R->xa[XA_TARGETS]) { 3719 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3304 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3720 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3305 target_list[1] = (Atom32) XA_STRING; 3721}
3306 target_list[2] = (Atom32) R->xa[XA_TEXT];
3307#ifdef USE_XIM
3308 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3309#endif 3722#endif
3310 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3311 (8 * sizeof(target_list[0])), PropModeReplace,
3312 (unsigned char *)target_list,
3313 (sizeof(target_list) / sizeof(target_list[0])));
3314 ev.property = rq->property;
3315 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3316 /* TODO: Handle MULTIPLE */
3317 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3318 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3319 (8 * sizeof(Time)), PropModeReplace,
3320 (unsigned char *)&R->selection_time, 1);
3321 ev.property = rq->property;
3322 } else if (rq->target == XA_STRING
3323 || rq->target == R->xa[XA_COMPOUND_TEXT]
3324 || rq->target == R->xa[XA_TEXT]) {
3325#ifdef USE_XIM
3326 short freect = 0;
3327#endif
3328 int selectlen;
3329 3723
3330#ifdef USE_XIM 3724#if ENABLE_OVERLAY
3331 if (rq->target != XA_STRING) { 3725void
3332 target = R->xa[XA_COMPOUND_TEXT]; 3726rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3333 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3727{
3334 ? XCompoundTextStyle : XStdICCTextStyle; 3728 if (nrow < 1 || ncol < 1)
3335 } else 3729 return;
3336#endif 3730
3337 { 3731 want_refresh = 1;
3338 target = XA_STRING; 3732
3339 style = XStringStyle; 3733 scr_overlay_off ();
3340 } 3734
3341 if (R->selection.text) { 3735 if (x < 0) x = ncol - w;
3342 cl[0] = (char *)R->selection.text; 3736 if (y < 0) y = nrow - h;
3343 selectlen = R->selection.len; 3737
3344 } else { 3738 // make space for border
3345 cl[0] = dummy; 3739 w += 2; min_it (w, ncol);
3346 *dummy = '\0'; 3740 h += 2; min_it (h, nrow);
3347 selectlen = 0; 3741
3348 } 3742 x -= 1; clamp_it (x, 0, ncol - w);
3349#ifdef USE_XIM 3743 y -= 1; clamp_it (y, 0, nrow - h);
3350 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3744
3351 == Success) /* if we failed to convert then send it raw */ 3745 ov.x = x; ov.y = y;
3352 freect = 1; 3746 ov.w = w; ov.h = h;
3747
3748 ov.text = new text_t *[h];
3749 ov.rend = new rend_t *[h];
3750
3751 for (y = 0; y < h; y++)
3752 {
3753 text_t *tp = ov.text[y] = new text_t[w];
3754 rend_t *rp = ov.rend[y] = new rend_t[w];
3755
3756 text_t t0, t1, t2;
3757 rend_t r = OVERLAY_RSTYLE;
3758
3759 if (y == 0)
3760 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3761 else if (y < h - 1)
3762 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3353 else 3763 else
3354#endif 3764 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3355 { 3765
3356 ct.value = (unsigned char *)cl[0]; 3766 *tp++ = t0;
3357 ct.nitems = selectlen; 3767 *rp++ = r;
3768
3769 for (x = w - 2; x > 0; --x)
3358 } 3770 {
3359 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3771 *tp++ = t1;
3360 target, 8, PropModeReplace, 3772 *rp++ = r;
3361 ct.value, (int)ct.nitems); 3773 }
3362 ev.property = rq->property; 3774
3363#ifdef USE_XIM 3775 *tp = t2;
3364 if (freect) 3776 *rp = r;
3365 XFree(ct.value); 3777 }
3366#endif 3778}
3779
3780void
3781rxvt_term::scr_overlay_off () NOTHROW
3782{
3783 if (!ov.text)
3784 return;
3785
3786 want_refresh = 1;
3787
3788 for (int y = 0; y < ov.h; y++)
3367 } 3789 {
3368 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3790 delete [] ov.text[y];
3791 delete [] ov.rend[y];
3792 }
3793
3794 delete [] ov.text; ov.text = 0;
3795 delete [] ov.rend; ov.rend = 0;
3369} 3796}
3370 3797
3798void
3799rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3800{
3801 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3802 return;
3803
3804 x++, y++;
3805
3806 ov.text[y][x] = text;
3807 ov.rend[y][x] = rend;
3808}
3809
3810void
3811rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3812{
3813 while (*s)
3814 scr_overlay_set (x++, y, *s++);
3815}
3816
3817void
3818rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3819{
3820 while (*s)
3821 {
3822 text_t t = *s++;
3823 int width = WCWIDTH (t);
3824
3825 while (width--)
3826 {
3827 scr_overlay_set (x++, y, t);
3828 t = NOCHAR;
3829 }
3830 }
3831}
3832
3833void
3834rxvt_term::scr_swap_overlay () NOTHROW
3835{
3836 if (!ov.text)
3837 return;
3838
3839 // hide cursor if it is within the overlay area
3840 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3841 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3842 screen.flags &= ~Screen_VisibleCursor;
3843
3844 // swap screen mem with overlay
3845 for (int y = ov.h; y--; )
3846 {
3847 text_t *t1 = ov.text[y];
3848 rend_t *r1 = ov.rend[y];
3849
3850 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3851 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3852
3853 for (int x = ov.w; x--; )
3854 {
3855 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3856 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3857 }
3858 }
3859}
3860
3861#endif
3371/* ------------------------------------------------------------------------- * 3862/* ------------------------------------------------------------------------- */
3372 * MOUSE ROUTINES *
3373 * ------------------------------------------------------------------------- */
3374 3863
3375/*
3376 * return col/row values corresponding to x/y pixel values
3377 */
3378/* EXTPROTO */
3379void
3380rxvt_pixel_position(pR_ int *x, int *y)
3381{
3382 *x = Pixel2Col(*x);
3383/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3384 *y = Pixel2Row(*y);
3385/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3386}
3387/* ------------------------------------------------------------------------- */
3388#ifdef USE_XIM
3389/* EXTPROTO */
3390void
3391rxvt_setPosition(pR_ XPoint *pos)
3392{
3393 XWindowAttributes xwa;
3394
3395 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3396 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3397 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3398 - R->TermWin.lineSpace;
3399}
3400#endif
3401/* ------------------------------------------------------------------------- */
3402
3403/* ------------------------------------------------------------------------- *
3404 * DEBUG ROUTINES *
3405 * ------------------------------------------------------------------------- */
3406#if 0
3407/* INTPROTO */
3408void
3409rxvt_debug_colors(void)
3410{
3411 int color;
3412 const char *name[] = {
3413 "fg", "bg",
3414 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3415 };
3416
3417 fprintf(stderr, "Color ( ");
3418 if (R->rstyle & RS_RVid)
3419 fprintf(stderr, "rvid ");
3420 if (R->rstyle & RS_Bold)
3421 fprintf(stderr, "bold ");
3422 if (R->rstyle & RS_Blink)
3423 fprintf(stderr, "blink ");
3424 if (R->rstyle & RS_Uline)
3425 fprintf(stderr, "uline ");
3426 fprintf(stderr, "): ");
3427
3428 color = GET_FGCOLOR(R->rstyle);
3429#ifndef NO_BRIGHTCOLOR
3430 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3431 color -= (minBrightCOLOR - minCOLOR);
3432 fprintf(stderr, "bright ");
3433 }
3434#endif
3435 fprintf(stderr, "%s on ", name[color]);
3436
3437 color = GET_BGCOLOR(R->rstyle);
3438#ifndef NO_BRIGHTCOLOR
3439 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3440 color -= (minBrightCOLOR - minCOLOR);
3441 fprintf(stderr, "bright ");
3442 }
3443#endif
3444 fprintf(stderr, "%s\n", name[color]);
3445}
3446#endif

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