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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.5 by pcg, Thu Nov 27 16:49:45 2003 UTC vs.
Revision 1.341 by root, Sat Apr 17 23:05:48 2010 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.5 2003/11/27 16:49:45 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
33#include "salloc.C" // HACK, should be a seperate compile!
34
36inline void fill_text (text_t *start, text_t value, int len) 35static inline void fill_text (text_t *start, text_t value, int len)
37{ 36{
38 while (len--) 37 while (len--)
39 *start++ = value; 38 *start++ = value;
40} 39}
41 40
42#define RESET_CHSTAT(H) \
43 if ((H)->chstat == WBYTE) \
44 (H)->chstat = SBYTE, (H)->lost_multi = 1
45
46/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
47#define PROP_SIZE 16384 42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
48#define TABSIZE 8 /* default tab size */ 44#define TABSIZE 8 /* default tab size */
49 45
50/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
51 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
52 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
53#define ZERO_SCROLLBACK(R) \ 49#define ZERO_SCROLLBACK() \
54 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 50 if (option (Opt_scrollTtyOutput)) \
55 (R)->TermWin.view_start = 0 51 view_start = 0
56#define CLEAR_SELECTION(R) \ 52#define CLEAR_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
59#define CLEAR_ALL_SELECTION(R) \ 55#define CLEAR_ALL_SELECTION() \
60 (R)->selection.beg.row = (R)->selection.beg.col \ 56 selection.beg.row = selection.beg.col \
61 = (R)->selection.mark.row = (R)->selection.mark.col \ 57 = selection.mark.row = selection.mark.col \
62 = (R)->selection.end.row = (R)->selection.end.col = 0 58 = selection.end.row = selection.end.col = 0
63 59
64#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
65 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 61 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
66#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
67 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 63 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
68#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) > (D))) 65 (((A) == (C)) && ((B) > (D)))
70#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) \
71 (((A) == (C)) && ((B) >= (D))) 67 (((A) == (C)) && ((B) >= (D)))
72#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) < (D))) 69 (((A) == (C)) && ((B) < (D)))
74#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) \
75 (((A) == (C)) && ((B) <= (D))) 71 (((A) == (C)) && ((B) <= (D)))
76 72
77/* these must be row_col_t */ 73/* these must be row_col_t */
78#define ROWCOL_IS_AFTER(X, Y) \ 74#define ROWCOL_IS_AFTER(X, Y) \
79 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)
80#define ROWCOL_IS_BEFORE(X, Y) \ 76#define ROWCOL_IS_BEFORE(X, Y) \
81 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)
82#define ROWCOL_IN_ROW_AFTER(X, Y) \ 78#define ROWCOL_IN_ROW_AFTER(X, Y) \
83 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)
84#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 80#define ROWCOL_IN_ROW_BEFORE(X, Y) \
85 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)
86#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
87 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)
88#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
89 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)
90 86
91/* 87/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 88 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
94 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
95 */ 89 */
96#define drawBuffer (R->TermWin.vt)
97
98#define CLEAR_ROWS(row, num) \
99 if (R->TermWin.mapped) \
100 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
101 Row2Pixel(row), (unsigned int)R->TermWin.width, \
102 (unsigned int)Height2Pixel(num), False)
103
104#define CLEAR_CHARS(x, y, num) \ 90#define CLEAR_CHARS(x, y, num) \
105 if (R->TermWin.mapped) \ 91 if (mapped) \
106 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 92 XClearArea (dpy, vt, x, y, \
107 (unsigned int)Width2Pixel(num), \ 93 (unsigned int)Width2Pixel (num), \
108 (unsigned int)Height2Pixel(1), False) 94 (unsigned int)Height2Pixel (1), False)
109
110#define ERASE_ROWS(row, num) \
111 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \
112 R->TermWin.int_bwidth, Row2Pixel(row), \
113 (unsigned int)R->TermWin.width, \
114 (unsigned int)Height2Pixel(num))
115 95
116/* ------------------------------------------------------------------------- * 96/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 97 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 98 * ------------------------------------------------------------------------- */
99
119/* Fill part/all of a line with blanks. */ 100/* Fill part/all of a line with blanks. */
120/* INTPROTO */
121void 101void
122rxvt_blank_line(pR_ 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
123{ 103{
124 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
125 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 114 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
126 115
116 text_t *et = l.t + col;
117 rend_t *er = l.r + col;
118
127 while (width--) 119 while (width--)
128 { 120 {
129 *et++ = ' '; 121 *et++ = ' ';
130 *er++ = efs; 122 *er++ = efs;
131 } 123 }
132} 124}
133 125
134/* ------------------------------------------------------------------------- */ 126/* ------------------------------------------------------------------------- */
135/* 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 */
136/* INTPROTO */
137void 128void
138rxvt_blank_screen_mem(pR_ 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
139{ 130{
140 int width = R->TermWin.ncol; 131 scr_blank_line (l, 0, ncol, efs);
141 rend_t *er;
142 132
143#ifdef DEBUG_STRICT 133 l.l = 0;
144 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 134 l.f = 0;
145#endif 135}
146 if (tp[row] == NULL) { 136
147 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width); 137// nuke a single wide character at the given column
148 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width); 138void
149 } 139rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
150 rxvt_blank_line (aR_ tp[row], rp[row], width, efs); 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);
151} 154}
152 155
153/* ------------------------------------------------------------------------- * 156/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 157 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 158 * ------------------------------------------------------------------------- */
156/* EXTPROTO */ 159
157void 160void
158rxvt_scr_reset(pR) 161rxvt_term::scr_reset ()
159{ 162{
160 unsigned int ncol, nrow, prev_ncol, prev_nrow, 163 view_start = 0;
161 total_rows, prev_total_rows;
162 unsigned int p, q;
163 int k;
164 rend_t setrstyle;
165
166 D_SCREEN((stderr, "rxvt_scr_reset()"));
167
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R);
170 R->num_scr = 0; 164 num_scr = 0;
171 165
172 prev_ncol = R->prev_ncol; 166 if (ncol == 0)
173 prev_nrow = R->prev_nrow; 167 ncol = 80;
174 if (R->TermWin.ncol == 0) 168
175 R->TermWin.ncol = 80; 169 if (nrow == 0)
176 if (R->TermWin.nrow == 0) 170 nrow = 24;
177 R->TermWin.nrow = 24; 171
178 ncol = R->TermWin.ncol;
179 nrow = R->TermWin.nrow;
180 if (ncol == prev_ncol && nrow == prev_nrow) 172 if (ncol == prev_ncol && nrow == prev_nrow)
181 return; 173 return;
182 174
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
183 R->want_refresh = 1; 184 want_refresh = 1;
184 185
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 186 int prev_total_rows = prev_nrow + saveLines;
187 total_rows = nrow + saveLines;
187 188
188 R->screen.tscroll = 0; 189 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 190 screen.bscroll = nrow - 1;
190 191
191 if (prev_nrow == 0) { 192 if (!row_buf)
192/* 193 {
194 /*
193 * A: first time called so just malloc everything : don't rely on realloc 195 * 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 196 */
195 */ 197 top_row = 0;
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 198 term_start = 0;
197 R->buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 R->drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 R->swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 199
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 200 talloc = new rxvt_salloc (ncol * sizeof (text_t));
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 201 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
203 202
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 203 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
205 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 204 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 205 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208 206
209 for (p = 0; p < nrow; p++) { 207 for (int row = nrow; row--; )
210 q = p + R->TermWin.saveLines;
211 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
212 q, DEFAULT_RSTYLE);
213 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
214 p, DEFAULT_RSTYLE);
215 R->screen.tlen[q] = R->swap.tlen[p] = 0;
216 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
217 p, DEFAULT_RSTYLE);
218 } 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 }
213
219 MEMSET(R->charsets, 'B', sizeof(R->charsets)); 214 memset (charsets, 'B', sizeof (charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->rstyle = DEFAULT_RSTYLE; 215 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 216 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 217 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 218 screen.charset = 0;
225 R->current_screen = PRIMARY; 219 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 220 scr_cursor (SAVE);
221
227#if NSCREENS 222#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 223 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 224 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 225 swap.charset = 0;
231 R->current_screen = SECONDARY; 226 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 227 scr_cursor (SAVE);
233 R->current_screen = PRIMARY; 228 current_screen = PRIMARY;
234#endif 229#endif
230
235 R->selection.text = NULL; 231 selection.text = NULL;
236 R->selection.len = 0; 232 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 233 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 234 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 235 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 236 selection.clip_text = NULL;
241 R->rvideo = 0; 237 selection.clip_len = 0;
242 238 }
243 } else { 239 else
244/* 240 {
241 /*
245 * B1: add or delete rows as appropriate 242 * add or delete rows as appropriate
246 */ 243 */
247 setrstyle = DEFAULT_RSTYLE;
248 244
245 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
246 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
247
248#if 0
249 if (nrow < prev_nrow) { 249 if (nrow < prev_nrow)
250 /* delete rows */ 250 {
251 k = min(R->TermWin.nscrolled, prev_nrow - nrow);
252 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1);
253 for (p = nrow; p < prev_nrow; p++) { 251 for (int row = nrow; row < prev_nrow; row++)
254 q = p + R->TermWin.saveLines; 252 {
255 if (R->screen.text[q]) { 253 lfree (swap_buf [row]);
256#ifdef DEBUG_STRICT 254 lfree (drawn_buf[row]);
257 assert(R->screen.rend[q]); 255 }
256 }
258#endif 257#endif
259 free(R->screen.text[q]); 258
260 free(R->screen.rend[q]); 259 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
260 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
261
262 for (int row = min (nrow, prev_nrow); row--; )
263 {
264 lresize (drawn_buf[row]);
265 lresize (swap_buf [row]);
266 }
267
268 for (int row = prev_nrow; row < nrow; row++)
269 {
270 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
271 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
272 }
273
274 line_t *old_buf = row_buf;
275 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
276
277 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
278 int pend = MOD (term_start + top_row , prev_total_rows);
279 int q = total_rows; // rewrapped row
280
281 if (top_row)
282 {
283 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
284 // to come up with a lean and mean algorithm.
285 // TODO: maybe optimise when width didn't change
286
287 row_col_t ocur = screen.cur;
288 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
289
290 do
291 {
292 p = MOD (p - 1, prev_total_rows);
293 assert (old_buf [MOD (p, prev_total_rows)].t);
294 int plines = 1;
295 int llen = old_buf [MOD (p, prev_total_rows)].l;
296
297 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
298 {
299 p = MOD (p - 1, prev_total_rows);
300
301 plines++;
302 llen += prev_ncol;
261 } 303 }
262 if (R->swap.text[p]) { 304
263#ifdef DEBUG_STRICT 305 int qlines = max (0, (llen - 1) / ncol) + 1;
264 assert(R->swap.rend[p]); 306
265#endif 307 // drop partial lines completely
266 free(R->swap.text[p]); 308 if (q < qlines)
267 free(R->swap.rend[p]); 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++)
318 {
319 qline = row_buf + qrow;
320 lalloc (*qline);
321 qline->l = ncol;
322 qline->is_longer (1);
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 }
268 } 355 }
269#ifdef DEBUG_STRICT 356
270 assert(R->drawn_text[p] && R->drawn_rend[p]); 357 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
271#endif 358 qline->is_longer (0);
272 free(R->drawn_text[p]); 359 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
273 free(R->drawn_rend[p]);
274 } 360 }
275 /* we have fewer rows so fix up cursor position */ 361 while (p != pend && q > 0);
276 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1);
277 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1);
278 362
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 363 term_start = total_rows - nrow;
364 top_row = q - term_start;
280 365
281 } else if (nrow > prev_nrow) { 366 // make sure all terminal lines exist
282 /* add rows */ 367 while (top_row > 0)
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 368 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
369 }
370 else
371 {
372 // if no scrollback exists (yet), wing, instead of wrap
284 373
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 374 for (int row = min (nrow, prev_nrow); row--; )
286 for (p = prev_total_rows; p < total_rows; p++) { 375 {
287 R->screen.tlen[p] = 0; 376 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
288 R->screen.text[p] = NULL; 377 line_t &qline = row_buf [row];
289 R->screen.rend[p] = NULL; 378
379 qline = pline;
380 lresize (qline);
290 } 381 }
291 for (p = prev_total_rows; p < total_rows - k; p++) 382
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
293 p, setrstyle);
294 for (p = prev_nrow; p < nrow; p++) { 383 for (int row = prev_nrow; row < nrow; row++)
295 R->swap.tlen[p] = 0; 384 {
296 R->swap.text[p] = NULL; 385 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
297 R->swap.rend[p] = NULL;
298 R->drawn_text[p] = NULL;
299 R->drawn_rend[p] = NULL;
300 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
301 p, setrstyle);
302 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
303 p, setrstyle);
304 } 386 }
305 if (k > 0) { 387
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1); 388 term_start = 0;
307 R->screen.cur.row += k;
308 R->screen.s_cur.row += k;
309 R->TermWin.nscrolled -= k;
310 } 389 }
311#ifdef DEBUG_STRICT
312 assert(R->screen.cur.row < R->TermWin.nrow);
313 assert(R->swap.cur.row < R->TermWin.nrow);
314#else /* drive with your eyes closed */
315 MIN_IT(R->screen.cur.row, nrow - 1);
316 MIN_IT(R->swap.cur.row, nrow - 1);
317#endif
318 }
319/* B2: resize columns */
320 if (ncol != prev_ncol) {
321 for (p = 0; p < total_rows; p++) {
322 if (R->screen.text[p]) {
323 R->screen.text[p] = (text_t *)rxvt_realloc(R->screen.text[p], ncol * sizeof(text_t));
324 R->screen.rend[p] = (rend_t *)rxvt_realloc(R->screen.rend[p], ncol * sizeof(rend_t));
325 MIN_IT(R->screen.tlen[p], (int16_t)ncol);
326 if (ncol > prev_ncol)
327 rxvt_blank_line(aR_
328 &(R->screen.text[p][prev_ncol]),
329 &(R->screen.rend[p][prev_ncol]),
330 ncol - prev_ncol,
331 setrstyle);
332 }
333 }
334 for (p = 0; p < nrow; p++) {
335 R->drawn_text[p] = (text_t *)rxvt_realloc(R->drawn_text[p], ncol * sizeof(text_t));
336 R->drawn_rend[p] = (rend_t *)rxvt_realloc(R->drawn_rend[p], ncol * sizeof(rend_t));
337 if (R->swap.text[p]) {
338 R->swap.text[p] = (text_t *)rxvt_realloc(R->swap.text[p], ncol * sizeof(text_t));
339 R->swap.rend[p] = (rend_t *)rxvt_realloc(R->swap.rend[p], ncol * sizeof(rend_t));
340 MIN_IT(R->swap.tlen[p], (int16_t)ncol);
341 if (ncol > prev_ncol)
342 rxvt_blank_line(aR_
343 &(R->swap.text[p][prev_ncol]),
344 &(R->swap.rend[p][prev_ncol]),
345 ncol - prev_ncol, setrstyle);
346 }
347 if (ncol > prev_ncol)
348 rxvt_blank_line(aR_
349 &(R->drawn_text[p][prev_ncol]),
350 &(R->drawn_rend[p][prev_ncol]),
351 ncol - prev_ncol, setrstyle);
352 }
353 MIN_IT(R->screen.cur.col, (int16_t)ncol - 1);
354 MIN_IT(R->swap.cur.col, (int16_t)ncol - 1);
355 }
356 if (R->tabs)
357 free(R->tabs);
358 }
359 390
391 free (old_buf);
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);
397 }
398
399 free (tabs);
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 400 tabs = (char *)rxvt_malloc (ncol);
361 401
362 for (p = 0; p < ncol; p++) 402 for (int col = ncol; --col; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 403 tabs [col] = col % TABSIZE == 0;
364 404
405 CLEAR_ALL_SELECTION ();
406
365 R->prev_nrow = nrow; 407 prev_nrow = nrow;
366 R->prev_ncol = ncol; 408 prev_ncol = ncol;
367 409
368 rxvt_tt_winsize (R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->cmd_pid); 410 tt_winch ();
369}
370 411
371/* INTPROTO */ 412 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
372void
373rxvt_scr_reset_realloc(pR)
374{
375 uint16_t total_rows, nrow;
376
377 nrow = R->TermWin.nrow;
378 total_rows = nrow + R->TermWin.saveLines;
379/* *INDENT-OFF* */
380 R->screen.text = (text_t **)rxvt_realloc(R->screen.text, total_rows * sizeof(text_t *));
381 R->buf_text = (text_t **)rxvt_realloc(R->buf_text , total_rows * sizeof(text_t *));
382 R->drawn_text = (text_t **)rxvt_realloc(R->drawn_text , nrow * sizeof(text_t *));
383 R->swap.text = (text_t **)rxvt_realloc(R->swap.text , nrow * sizeof(text_t *));
384
385 R->screen.tlen = (int16_t *)rxvt_realloc(R->screen.tlen, total_rows * sizeof(int16_t));
386 R->swap.tlen = (int16_t *)rxvt_realloc(R->swap.tlen , total_rows * sizeof(int16_t));
387
388 R->screen.rend = (rend_t **)rxvt_realloc(R->screen.rend, total_rows * sizeof(rend_t *));
389 R->buf_rend = (rend_t **)rxvt_realloc(R->buf_rend , total_rows * sizeof(rend_t *));
390 R->drawn_rend = (rend_t **)rxvt_realloc(R->drawn_rend , nrow * sizeof(rend_t *));
391 R->swap.rend = (rend_t **)rxvt_realloc(R->swap.rend , nrow * sizeof(rend_t *));
392/* *INDENT-ON* */
393} 413}
394 414
395/* ------------------------------------------------------------------------- */ 415/* ------------------------------------------------------------------------- */
396/* 416/*
397 * Free everything. That way malloc debugging can find leakage. 417 * Free everything. That way malloc debugging can find leakage.
398 */ 418 */
399/* EXTPROTO */
400void 419void
401rxvt_scr_release(pR) 420rxvt_term::scr_release () NOTHROW
402{ 421{
403 uint16_t total_rows; 422 if (row_buf)
404 int i;
405
406 total_rows = R->TermWin.nrow + R->TermWin.saveLines;
407 for (i = 0; i < total_rows; i++) {
408 if (R->screen.text[i]) { /* then so is R->screen.rend[i] */
409 free(R->screen.text[i]);
410#ifdef DEBUG_STRICT
411 assert(R->screen.rend[i]);
412#endif
413 free(R->screen.rend[i]);
414 }
415 } 423 {
416 for (i = 0; i < R->TermWin.nrow; i++) { 424 delete talloc; talloc = 0;
417 free(R->drawn_text[i]); 425 delete ralloc; ralloc = 0;
418 free(R->drawn_rend[i]); 426
419 free(R->swap.text[i]); 427 free (row_buf);
420 free(R->swap.rend[i]); 428 free (swap_buf);
421 } 429 free (drawn_buf);
422 free(R->screen.text); 430 row_buf = 0; // signal that we freed all the arrays above
423 free(R->screen.tlen); 431
424 free(R->screen.rend);
425 free(R->drawn_text);
426 free(R->drawn_rend);
427 free(R->swap.text);
428 free(R->swap.tlen);
429 free(R->swap.rend);
430 free(R->buf_text);
431 free(R->buf_rend);
432 free(R->tabs); 432 free (tabs);
433 433 tabs = 0;
434/* NULL these so if anything tries to use them, we'll know about it */ 434 }
435 R->screen.text = R->drawn_text = R->swap.text = NULL;
436 R->screen.rend = R->drawn_rend = R->swap.rend = NULL;
437 R->screen.tlen = R->swap.tlen = NULL;
438 R->buf_text = NULL;
439 R->buf_rend = NULL;
440 R->tabs = NULL;
441} 435}
442 436
443/* ------------------------------------------------------------------------- */ 437/* ------------------------------------------------------------------------- */
444/* 438/*
445 * Hard reset 439 * Hard/Soft reset
446 */ 440 */
447/* EXTPROTO */
448void 441void
449rxvt_scr_poweron(pR) 442rxvt_term::scr_poweron ()
450{ 443{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 444 scr_release ();
454 R->prev_nrow = R->prev_ncol = 0; 445 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 446 rvideo_mode = false;
447 scr_soft_reset ();
448 scr_reset ();
456 449
457 rxvt_scr_clear(aR); 450 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 451 scr_refresh ();
459#ifdef RXVT_GRAPHICS 452}
460 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 ();
461#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);
462} 468}
463 469
464/* ------------------------------------------------------------------------- * 470/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 471 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 472 * ------------------------------------------------------------------------- */
467/* 473/*
468 * Save and Restore cursor 474 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 475 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 476 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 477 */
472/* EXTPROTO */
473void 478void
474rxvt_scr_cursor(pR_ int mode) 479rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
475{ 480{
476 screen_t *s; 481 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 482
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 483#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->current_screen == SECONDARY) 484 if (current_screen == SECONDARY)
482 s = &(R->swap); 485 s = &swap;
483 else 486 else
484#endif 487#endif
485 s = &(R->screen); 488 s = &screen;
489
486 switch (mode) { 490 switch (mode)
491 {
487 case SAVE: 492 case SAVE:
488 s->s_cur.row = s->cur.row; 493 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 494 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->rstyle; 495 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 496 s->s_charset = screen.charset;
492 s->s_charset_char = R->charsets[s->charset]; 497 s->s_charset_char = charsets[screen.charset];
493 break; 498 break;
499
494 case RESTORE: 500 case RESTORE:
495 R->want_refresh = 1; 501 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 502 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 503 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 504 screen.flags &= ~Screen_WrapNext;
499 R->rstyle = s->s_rstyle; 505 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 506 screen.charset = s->s_charset;
501 R->charsets[s->charset] = s->s_charset_char; 507 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 508 set_font_style ();
503 break; 509 break;
504 } 510 }
511
505/* boundary check in case screen size changed between SAVE and RESTORE */ 512 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 513 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 514 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 515 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 516 assert (s->cur.col >= 0);
511#else /* drive with your eyes closed */ 517}
512 MAX_IT(s->cur.row, 0); 518
513 MAX_IT(s->cur.col, 0); 519void
514#endif 520rxvt_term::scr_swap_screen ()
521{
522 if (!option (Opt_secondaryScreen))
523 return;
524
525 for (int i = prev_nrow; i--; )
526 ::swap (ROW(i), swap_buf [i]);
527
528 ::swap (screen.cur, swap.cur);
529
530 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
531 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
515} 532}
516 533
517/* ------------------------------------------------------------------------- */ 534/* ------------------------------------------------------------------------- */
518/* 535/*
519 * Swap between primary and secondary screens 536 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 537 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 538 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 539 */
523/* EXTPROTO */ 540void
524int
525rxvt_scr_change_screen(pR_ int scrn) 541rxvt_term::scr_change_screen (int scrn)
526{ 542{
527 int i; 543 if (scrn == current_screen)
544 return;
545
546 want_refresh = 1;
547 view_start = 0;
548
549 selection_check (2); /* check for boundary cross */
550
551 current_screen = scrn;
552
528#if NSCREENS 553#if NSCREENS
529 int offset; 554 if (option (Opt_secondaryScreen))
530#endif 555 {
531
532 R->want_refresh = 1;
533
534 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
535
536 R->TermWin.view_start = 0;
537 RESET_CHSTAT(R);
538
539 if (R->current_screen == scrn)
540 return R->current_screen;
541
542 rxvt_selection_check(aR_ 2); /* check for boundary cross */
543
544 SWAP_IT(R->current_screen, scrn, int);
545#if NSCREENS
546 R->num_scr = 0; 556 num_scr = 0;
547 offset = R->TermWin.saveLines; 557
548 for (i = R->prev_nrow; i--;) { 558 scr_swap_screen ();
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 559
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 560 ::swap (screen.charset, swap.charset);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 561 ::swap (screen.flags, swap.flags);
552 }
553 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
554 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
555# ifdef DEBUG_STRICT
556 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
557 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
558# else /* drive with your eyes closed */
559 MAX_IT(R->screen.cur.row, 0);
560 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
561 MAX_IT(R->screen.cur.col, 0);
562 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
563# endif
564 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
565 SWAP_IT(R->screen.flags, R->swap.flags, int);
566 R->screen.flags |= Screen_VisibleCursor; 562 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 563 swap.flags |= Screen_VisibleCursor;
568
569# ifdef RXVT_GRAPHICS
570
571 if (rxvt_Gr_Displayed(aR)) {
572 rxvt_Gr_scroll(aR_ 0);
573 rxvt_Gr_ChangeScreen(aR);
574 } 564 }
565 else
575# endif 566#endif
576#else 567 if (option (Opt_secondaryScroll))
577# ifdef SCROLL_ON_NO_SECONDARY
578# ifdef RXVT_GRAPHICS
579 if (rxvt_Gr_Displayed(aR))
580 rxvt_Gr_ClearScreen(aR);
581# endif
582 if (R->current_screen == PRIMARY
583# ifdef RXVT_GRAPHICS
584 && !rxvt_Gr_Displayed(aR)
585# endif
586 )
587 rxvt_scroll_text(aR_ 0, (R->prev_nrow - 1), R->prev_nrow, 0); 568 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
588# endif 569}
589#endif 570
571// clear WrapNext indicator, solidifying position on next line
572void
573rxvt_term::scr_do_wrap () NOTHROW
574{
575 if (!(screen.flags & Screen_WrapNext))
590 return scrn; 576 return;
577
578 screen.flags &= ~Screen_WrapNext;
579
580 screen.cur.col = 0;
581
582 if (screen.cur.row == screen.bscroll)
583 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
584 else if (screen.cur.row < nrow - 1)
585 screen.cur.row++;
591} 586}
592 587
593/* ------------------------------------------------------------------------- */ 588/* ------------------------------------------------------------------------- */
594/* 589/*
595 * Change the colour for following text 590 * Change the colour for following text
596 */ 591 */
597/* EXTPROTO */
598void 592void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 593rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 594{
595 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 596 color = fgbg;
597
602 if (fgbg == Color_fg) 598 if (fgbg == Color_fg)
603 R->rstyle = SET_FGCOLOR(R->rstyle, color); 599 rstyle = SET_FGCOLOR (rstyle, color);
604 else 600 else
605 R->rstyle = SET_BGCOLOR(R->rstyle, color); 601 rstyle = SET_BGCOLOR (rstyle, color);
606} 602}
607 603
608/* ------------------------------------------------------------------------- */ 604/* ------------------------------------------------------------------------- */
609/* 605/*
610 * Change the rendition style for following text 606 * Change the rendition style for following text
611 */ 607 */
612/* EXTPROTO */
613void 608void
614rxvt_scr_rendition(pR_ int set, int style) 609rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 610{
616 if (set) 611 if (set)
617 R->rstyle |= style; 612 rstyle |= style;
618 else if (style == ~RS_None) 613 else if (style == ~RS_None)
619 R->rstyle = DEFAULT_RSTYLE; 614 rstyle = DEFAULT_RSTYLE;
620 else 615 else
621 R->rstyle &= ~style; 616 rstyle &= ~style;
622} 617}
623 618
624/* ------------------------------------------------------------------------- */ 619/* ------------------------------------------------------------------------- */
625/* 620/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 621 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 622 * count positive ==> scroll up
628 * count negative ==> scroll down 623 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 624 */
631/* EXTPROTO */
632int 625int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 626rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
634{ 627{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 628 if (count == 0 || (row1 > row2))
639 return 0; 629 return 0;
640 630
641 R->want_refresh = 1; 631 want_refresh = 1;
642 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->current_screen == PRIMARY) ? "Primary" : "Secondary")); 632 num_scr += count;
643 633
644 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 634 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 635 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 636 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 637 {
638 top_row = max (top_row - count, -saveLines);
639
640 // scroll everything up 'count' lines
641 term_start = (term_start + count) % total_rows;
642
643 // sever bottommost line
644 {
645 line_t &l = ROW(row2 - count);
646 l.is_longer (0);
647 l.touch ();
648 }
649
650 // erase newly scrolled-in lines
651 for (int i = count; i--; )
652 {
653 line_t &l = ROW(nrow - 1 - i);
654
655 // optimize if already cleared, can be significant on slow machines
656 // could be rolled into scr_blank_screen_mem
657 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
658 {
659 scr_blank_line (l, 0, l.l, rstyle);
660 l.l = 0;
661 l.f = 0;
662 }
648 else 663 else
649 R->TermWin.nscrolled = (uint16_t)nscrolled; 664 scr_blank_screen_mem (l, rstyle);
650 if ((R->Options & Opt_scrollWithBuffer) 665 }
651 && R->TermWin.view_start != 0
652 && R->TermWin.view_start != R->TermWin.saveLines)
653 rxvt_scr_page(aR_ UP, count);
654 } else if (!spec)
655 row1 += R->TermWin.saveLines;
656 row2 += R->TermWin.saveLines;
657 666
667 // now copy lines below the scroll region bottom to the
668 // bottom of the screen again, so they look as if they
669 // hadn't moved.
670 for (int i = nrow; --i > row2; )
671 {
672 line_t &l1 = ROW(i - count);
673 line_t &l2 = ROW(i);
674
675 ::swap (l1, l2);
676 l2.touch ();
677 }
678
679 // move and/or clear selection, if any
658 if (R->selection.op && R->current_screen == R->selection.screen) { 680 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 681 {
660 j = R->selection.end.row + R->TermWin.saveLines; 682 selection.beg.row -= count;
661 if ((i < row1 && j > row1) 683 selection.end.row -= count;
662 || (i < row2 && j > row2) 684 selection.mark.row -= count;
663 || (i - count < row1 && i >= row1) 685
664 || (i - count > row2 && i <= row2) 686 if (selection.beg.row < top_row
665 || (j - count < row1 && j >= row1) 687 || selection.end.row < top_row
666 || (j - count > row2 && j <= row2)) { 688 || selection.mark.row < top_row)
689 {
667 CLEAR_ALL_SELECTION(R); 690 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 691 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 692 }
693 }
694
695 // finally move the view window, if desired
696 if (option (Opt_scrollWithBuffer)
697 && view_start != 0
698 && view_start != -saveLines)
699 scr_page (UP, count);
700
701 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
702 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
703 }
704 else
705 {
706 if (selection.op && current_screen == selection.screen)
707 {
708 if ((selection.beg.row < row1 && selection.end.row > row1)
709 || (selection.beg.row < row2 && selection.end.row > row2)
710 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
711 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
712 || (selection.end.row - count < row1 && selection.end.row >= row1)
713 || (selection.end.row - count > row2 && selection.end.row <= row2))
714 {
715 CLEAR_ALL_SELECTION ();
716 selection.op = SELECTION_CLEAR;
717 }
718 else if (selection.end.row >= row1 && selection.end.row <= row2)
719 {
670 /* move selected region too */ 720 /* move selected region too */
671 R->selection.beg.row -= count; 721 selection.beg.row -= count;
672 R->selection.end.row -= count; 722 selection.end.row -= count;
673 R->selection.mark.row -= count; 723 selection.mark.row -= count;
724
725 selection_check (0);
726 }
727 }
728
729 // use a simple and robust scrolling algorithm, this
730 // part of scr_scroll_text is not time-critical.
731
732 int rows = row2 - row1 + 1;
733
734 min_it (count, rows);
735
736 line_t *temp_buf = row_buf + total_rows;
737
738 for (int row = 0; row < rows; row++)
674 } 739 {
675 } 740 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 741
678 R->num_scr += count; 742 if (!IN_RANGE_EXC (row + count, 0, rows))
679 j = count; 743 scr_blank_screen_mem (temp_buf [row], rstyle);
680 if (count < 0)
681 count = -count;
682 i = row2 - row1 + 1;
683 MIN_IT(count, i);
684
685 if (j > 0) {
686/* A: scroll up */
687
688/* A1: Copy lines that will get clobbered by the rotation */
689 for (i = 0, j = row1; i < count; i++, j++) {
690 R->buf_text[i] = R->screen.text[j];
691 R->buf_rend[i] = R->screen.rend[j];
692 } 744 }
693/* A2: Rotate lines */
694 for (j = row1, i = j + count; i <= row2; i++, j++) {
695 R->screen.tlen[j] = R->screen.tlen[i];
696 R->screen.text[j] = R->screen.text[i];
697 R->screen.rend[j] = R->screen.rend[i];
698 }
699 j = row2 - count + 1, i = count;
700 } else /* if (j < 0) */ {
701/* B: scroll down */
702 745
703/* B1: Copy lines that will get clobbered by the rotation */ 746 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 747 ROW(row1 + row) = temp_buf [row];
705 R->buf_text[i] = R->screen.text[j];
706 R->buf_rend[i] = R->screen.rend[j];
707 }
708/* B2: Rotate lines */
709 for (j = row2, i = j - count; i >= row1; i--, j--) {
710 R->screen.tlen[j] = R->screen.tlen[i];
711 R->screen.text[j] = R->screen.text[i];
712 R->screen.rend[j] = R->screen.rend[i];
713 }
714 j = row1, i = count;
715 count = -count;
716 } 748 }
717 749
718/* C: Resurrect lines */
719 for (; i--; j++) {
720 R->screen.tlen[j] = 0;
721 R->screen.text[j] = R->buf_text[i];
722 R->screen.rend[j] = R->buf_rend[i];
723 if (!spec) /* line length may not equal TermWin.ncol */
724 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
725 (unsigned int)j, R->rstyle);
726 }
727
728#ifdef RXVT_GRAPHICS
729 if (rxvt_Gr_Displayed(aR))
730 rxvt_Gr_scroll(aR_ count);
731#endif
732 return count; 750 return count;
733} 751}
734 752
735/* ------------------------------------------------------------------------- */ 753/* ------------------------------------------------------------------------- */
736/* 754/*
737 * Add text given in <str> of length <len> to screen struct 755 * Add text given in <str> of length <len> to screen struct
738 */ 756 */
739/* EXTPROTO */
740void 757void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 758rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 759{
743 unsigned char checksel, clearsel;
744 uint32_t c;
745 int i, row, last_col;
746 text_t *stp;
747 rend_t *srp;
748
749 if (len <= 0) /* sanity */ 760 if (len <= 0) /* sanity */
750 return; 761 return;
751 762
763 unsigned char checksel;
764 unicode_t c;
765 int ncol = this->ncol;
766 const wchar_t *strend = str + len;
767
752 R->want_refresh = 1; 768 want_refresh = 1;
753 last_col = R->TermWin.ncol;
754
755 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
756 ZERO_SCROLLBACK(R); 769 ZERO_SCROLLBACK ();
770
757 if (nlines > 0) { 771 if (minlines > 0)
772 {
758 nlines += (R->screen.cur.row - R->screen.bscroll); 773 minlines += screen.cur.row - screen.bscroll;
774 min_it (minlines, screen.cur.row - top_row);
775
759 if ((nlines > 0) 776 if (minlines > 0
760 && (R->screen.tscroll == 0) 777 && screen.tscroll == 0
761 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 778 && screen.bscroll == nrow - 1)
779 {
762 /* _at least_ this many lines need to be scrolled */ 780 /* _at least_ this many lines need to be scrolled */
763 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 781 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
764 0);
765 R->screen.cur.row -= nlines; 782 screen.cur.row -= minlines;
766 } 783 }
767 } 784 }
768#ifdef DEBUG_STRICT 785
769 assert(R->screen.cur.col < last_col); 786 assert (screen.cur.col < ncol);
770 assert((R->screen.cur.row < R->TermWin.nrow) 787 assert (screen.cur.row < nrow
771 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 788 && screen.cur.row >= top_row);
772#else /* drive with your eyes closed */ 789 int row = screen.cur.row;
773 MIN_IT(R->screen.cur.col, last_col - 1);
774 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
775 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
776#endif
777 row = R->screen.cur.row + R->TermWin.saveLines;
778 790
779 checksel = (R->selection.op 791 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
780 && R->current_screen == R->selection.screen) ? 1 : 0;
781 clearsel = 0;
782 792
783 stp = R->screen.text[row]; 793 line_t *line = &ROW(row);
784 srp = R->screen.rend[row];
785 794
786 for (i = 0; i < len;) { 795 while (str < strend)
787 c = str[i++]; 796 {
788 switch (c) { 797 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 case '\t': 798
790 rxvt_scr_tab(aR_ 1); 799 if (expect_false (c < 0x20))
800 if (c == C0_LF)
801 {
802 max_it (line->l, screen.cur.col);
803
804 screen.flags &= ~Screen_WrapNext;
805
806 if (screen.cur.row == screen.bscroll)
807 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
808 else if (screen.cur.row < (nrow - 1))
809 row = ++screen.cur.row;
810
811 line = &ROW(row); /* _must_ refresh */
791 continue; 812 continue;
792 case '\n': 813 }
793 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 814 else if (c == C0_CR)
794 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 815 {
816 max_it (line->l, screen.cur.col);
817
795 R->screen.flags &= ~Screen_WrapNext; 818 screen.flags &= ~Screen_WrapNext;
796 if (R->screen.cur.row == R->screen.bscroll) 819 screen.cur.col = 0;
797 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0);
798 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
799 row = (++R->screen.cur.row) + R->TermWin.saveLines;
800 stp = R->screen.text[row]; /* _must_ refresh */
801 srp = R->screen.rend[row]; /* _must_ refresh */
802 RESET_CHSTAT(R);
803 continue; 820 continue;
804 case '\r': 821 }
805 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 822 else if (c == C0_HT)
806 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 823 {
807 R->screen.flags &= ~Screen_WrapNext; 824 scr_tab (1, true);
808 R->screen.cur.col = 0;
809 RESET_CHSTAT(R);
810 continue; 825 continue;
811 default:
812 if (c == 127)
813 continue; /* yummmm..... */
814 break;
815 } 826 }
816 827
828 if (expect_false (
817 if (checksel /* see if we're writing within selection */ 829 checksel /* see if we're writing within selection */
818 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 830 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
819 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 831 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
832 ))
833 {
820 checksel = 0; 834 checksel = 0;
821 clearsel = 1; 835 /*
836 * If we wrote anywhere in the selected area, kill the selection
837 * XXX: should we kill the mark too? Possibly, but maybe that
838 * should be a similar check.
839 */
840 CLEAR_SELECTION ();
841 }
842
843 if (expect_false (screen.flags & Screen_WrapNext))
822 } 844 {
823 if (R->screen.flags & Screen_WrapNext) { 845 scr_do_wrap ();
824 R->screen.tlen[row] = -1; 846
825 if (R->screen.cur.row == R->screen.bscroll) 847 line->l = ncol;
826 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 848 line->is_longer (1);
827 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 849
828 row = (++R->screen.cur.row) + R->TermWin.saveLines; 850 row = screen.cur.row;
829 stp = R->screen.text[row]; /* _must_ refresh */ 851 line = &ROW(row); /* _must_ refresh */
830 srp = R->screen.rend[row]; /* _must_ refresh */ 852 }
831 R->screen.cur.col = 0; 853
832 R->screen.flags &= ~Screen_WrapNext; 854 // some utf-8 decoders "decode" surrogate characters: let's fix this.
855 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
856 c = 0xfffd;
857
858 // rely on wcwidth to tell us the character width, do wcwidth before
859 // further replacements, as wcwidth might return -1 for the line
860 // drawing characters below as they might be invalid in the current
861 // locale.
862 int width = WCWIDTH (c);
863
864 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
833 } 865 {
834 if (R->screen.flags & Screen_Insert) 866 // vt100 special graphics and line drawing
835 rxvt_scr_insdel_chars(aR_ 1, INSERT); 867 // 5f-7e standard vt100
868 // 40-5e rxvt extension for extra curses acs chars
869 static uint16_t vt100_0[62] = { // 41 .. 7e
870 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
871 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
872 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
873 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
874 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
875 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
876 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
877 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
878 };
836 879
837 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 880 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
838 switch (c)
839 { 881 {
840 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 882 c = vt100_0[c - 0x41];
841 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 883 width = 1; // vt100 line drawing characters are always single-width
842 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
843 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
844 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
845 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
846 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
847 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
848 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
849 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
850 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
851 } 884 }
885 }
852 886
853 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 887 if (expect_false (screen.flags & Screen_Insert))
888 scr_insdel_chars (width, INSERT);
854 889
855 stp[R->screen.cur.col] = c; 890 if (width != 0)
856 srp[R->screen.cur.col] = rend;
857
858 if (c > 255)
859 { 891 {
860 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 892#if !UNICODE_3
861 int width = wcwidth (c); 893 // trim characters we can't store directly :(
894 if (c >= 0x10000)
895# if ENABLE_COMBINING
896 c = rxvt_composite.compose (c); // map to lower 16 bits
897# else
898 c = 0xfffd;
899# endif
900#endif
901
902 // nuke the character at this position, if required
903 if (expect_false (
904 line->t[screen.cur.col] == NOCHAR
905 || (screen.cur.col < ncol - 1
906 && line->t[screen.cur.col + 1] == NOCHAR)
907 ))
908 scr_kill_char (*line, screen.cur.col);
909
910 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
911
912 // if the character doesn't fit into the remaining columns...
913 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
862 914 {
863 if (width > 1) 915 // ... artificially enlargen the previous one
916 c = NOCHAR;
917 // and try the same character next loop iteration
918 --str;
919 }
920
921 line->touch ();
922
923 do
864 { 924 {
865 while (--width > 0 && R->screen.cur.col < last_col - 1) 925 line->t[screen.cur.col] = c;
926 line->r[screen.cur.col] = rend;
927
928 if (expect_true (screen.cur.col < ncol - 1))
929 screen.cur.col++;
930 else
866 { 931 {
867 932 line->l = ncol;
868 srp[R->screen.cur.col] |= RS_wide; 933 if (screen.flags & Screen_Autowrap)
869 934 screen.flags |= Screen_WrapNext;
870 R->screen.cur.col++; 935 break;
871 stp[R->screen.cur.col] = NOCHAR;
872 srp[R->screen.cur.col] = rend;
873 } 936 }
937
938 c = NOCHAR;
939 }
940 while (expect_false (--width > 0));
941
942 // pad with spaces when overwriting wide character with smaller one
943 if (expect_false (!width))
944 {
945 line->touch ();
946
947 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
948 {
949 line->t[c] = ' ';
950 line->r[c] = rend;
874 } 951 }
875 } 952 }
876 953 }
877 if (R->screen.cur.col < last_col - 1) 954#if ENABLE_COMBINING
878 R->screen.cur.col++; 955 else // width == 0
879 else {
880 R->screen.tlen[row] = last_col;
881 if (R->screen.flags & Screen_Autowrap)
882 R->screen.flags |= Screen_WrapNext;
883 } 956 {
884 } 957 if (c != 0xfeff) // ignore BOM
885 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 958 {
886 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 959 // handle combining characters
960 // we just tag the accent on the previous on-screen character.
961 // this is arguably not correct, but also arguably not wrong.
962 // we don't handle double-width characters nicely yet.
963 line_t *linep;
964 text_t *tp;
965 rend_t *rp;
887 966
888/* 967 if (screen.cur.col > 0)
889 * If we wrote anywhere in the selected area, kill the selection 968 {
890 * XXX: should we kill the mark too? Possibly, but maybe that 969 linep = line;
891 * should be a similar check. 970 tp = line->t + screen.cur.col - 1;
892 */ 971 rp = line->r + screen.cur.col - 1;
893 if (clearsel) 972 }
894 CLEAR_SELECTION(R); 973 else if (screen.cur.row > 0
974 && ROW(screen.cur.row - 1).is_longer ())
975 {
976 linep = &ROW(screen.cur.row - 1);
977 tp = line->t + ncol - 1;
978 rp = line->r + ncol - 1;
979 }
980 else
981 continue;
895 982
896#ifdef DEBUG_STRICT 983 linep->touch ();
984
985 while (*tp == NOCHAR && tp > linep->t)
986 tp--, rp--;
987
988 // first try to find a precomposed character
989 unicode_t n = rxvt_compose (*tp, c);
990 if (n == NOCHAR)
991 n = rxvt_composite.compose (*tp, c);
992
993 *tp = n;
994 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
995 }
996 }
997#endif
998 }
999
1000 max_it (line->l, screen.cur.col);
1001
897 assert(R->screen.cur.row >= 0); 1002 assert (screen.cur.row >= 0);
898#else /* drive with your eyes closed */
899 MAX_IT(R->screen.cur.row, 0);
900#endif
901} 1003}
902 1004
903/* ------------------------------------------------------------------------- */ 1005/* ------------------------------------------------------------------------- */
904/* 1006/*
905 * Process Backspace. Move back the cursor back a position, wrap if have to 1007 * Process Backspace. Move back the cursor back a position, wrap if have to
906 * XTERM_SEQ: CTRL-H 1008 * XTERM_SEQ: CTRL-H
907 */ 1009 */
908/* EXTPROTO */
909void 1010void
910rxvt_scr_backspace(pR) 1011rxvt_term::scr_backspace () NOTHROW
911{ 1012{
912 RESET_CHSTAT(R);
913 R->want_refresh = 1;
914 if (R->screen.cur.col == 0) { 1013 if (screen.cur.col == 0)
1014 {
915 if (R->screen.cur.row > 0) { 1015 if (screen.cur.row > 0)
1016 {
916#ifdef TERMCAP_HAS_BW 1017#ifdef TERMCAP_HAS_BW
917 R->screen.cur.col = R->TermWin.ncol - 1; 1018 screen.cur.col = ncol - 1;
918 R->screen.cur.row--; 1019 --screen.cur.row;
919 return; 1020
1021 want_refresh = 1;
920#endif 1022#endif
921 } 1023 }
922 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1024 }
1025 else
923 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1026 scr_gotorc (0, -1, RELATIVE);
924 R->screen.flags &= ~Screen_WrapNext;
925} 1027}
926 1028
927/* ------------------------------------------------------------------------- */ 1029/* ------------------------------------------------------------------------- */
928/* 1030/*
929 * Process Horizontal Tab 1031 * Process Horizontal Tab
930 * count: +ve = forward; -ve = backwards 1032 * count: +ve = forward; -ve = backwards
931 * XTERM_SEQ: CTRL-I 1033 * XTERM_SEQ: CTRL-I
932 */ 1034 */
933/* EXTPROTO */
934void 1035void
935rxvt_scr_tab(pR_ int count) 1036rxvt_term::scr_tab (int count, bool ht) NOTHROW
936{ 1037{
937 int i, x; 1038 int i, x;
938 1039
939 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
940 R->want_refresh = 1; 1040 want_refresh = 1;
941 RESET_CHSTAT(R);
942 i = x = R->screen.cur.col; 1041 i = x = screen.cur.col;
1042
943 if (count == 0) 1043 if (count == 0)
944 return; 1044 return;
945 else if (count > 0) { 1045 else if (count > 0)
1046 {
1047 line_t &l = ROW(screen.cur.row);
1048 rend_t base_rend = l.r[i];
1049 ht &= l.t[i] == ' ';
1050
946 for (; ++i < R->TermWin.ncol; ) 1051 for (; ++i < ncol; )
947 if (R->tabs[i]) { 1052 if (tabs[i])
1053 {
948 x = i; 1054 x = i;
1055
949 if (!--count) 1056 if (!--count)
950 break; 1057 break;
1058 }
1059 else
1060 ht &= l.t[i] == ' '
1061 && RS_SAME (l.r[i], base_rend);
1062
1063 if (count)
1064 x = ncol - 1;
1065
1066 // store horizontal tab commands as characters inside the text
1067 // buffer so they can be selected and pasted.
1068 if (ht && option (Opt_pastableTabs))
1069 {
1070 base_rend = SET_FONT (base_rend, 0);
1071
1072 l.touch (x);
1073
1074 i = screen.cur.col;
1075
1076 l.t[i] = '\t';
1077 l.r[i] = base_rend;
1078
1079 while (++i < x)
1080 {
1081 l.t[i] = NOCHAR;
1082 l.r[i] = base_rend;
951 } 1083 }
952 if (count) 1084 }
953 x = R->TermWin.ncol - 1; 1085 }
954 } else /* if (count < 0) */ { 1086 else /* if (count < 0) */
1087 {
955 for (; --i >= 0; ) 1088 for (; --i >= 0; )
956 if (R->tabs[i]) { 1089 if (tabs[i])
957 x = i;
958 if (!++count)
959 break;
960 } 1090 {
961 if (count)
962 x = 0; 1091 x = i;
1092 if (!++count)
1093 break;
1094 }
1095
1096 if (count)
1097 x = 0;
963 } 1098 }
1099
964 if (x != R->screen.cur.col) 1100 if (x != screen.cur.col)
965 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1101 scr_gotorc (0, x, R_RELATIVE);
966} 1102}
967 1103
968/* ------------------------------------------------------------------------- */ 1104/* ------------------------------------------------------------------------- */
969/* 1105/*
970 * Process DEC Back Index 1106 * Process DEC Back Index
971 * XTERM_SEQ: ESC 6 1107 * XTERM_SEQ: ESC 6
972 * Move cursor left in row. If we're at the left boundary, shift everything 1108 * Move cursor left in row. If we're at the left boundary, shift everything
973 * in that row right. Clear left column. 1109 * in that row right. Clear left column.
974 */ 1110 */
975#ifndef NO_FRILLS 1111#if !ENABLE_MINIMAL
976/* EXTPROTO */
977void 1112void
978rxvt_scr_backindex(pR) 1113rxvt_term::scr_backindex () NOTHROW
979{ 1114{
980 if (R->screen.cur.col > 0) 1115 if (screen.cur.col > 0)
981 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1116 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
982 else { 1117 else
983 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
984 return; /* um, yeah? */
985 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1118 scr_insdel_chars (1, INSERT);
986 }
987} 1119}
988#endif 1120#endif
989/* ------------------------------------------------------------------------- */ 1121/* ------------------------------------------------------------------------- */
990/* 1122/*
991 * Process DEC Forward Index 1123 * Process DEC Forward Index
992 * XTERM_SEQ: ESC 9 1124 * XTERM_SEQ: ESC 9
993 * Move cursor right in row. If we're at the right boundary, shift everything 1125 * Move cursor right in row. If we're at the right boundary, shift everything
994 * in that row left. Clear right column. 1126 * in that row left. Clear right column.
995 */ 1127 */
996#ifndef NO_FRILLS 1128#if !ENABLE_MINIMAL
997/* EXTPROTO */
998void 1129void
999rxvt_scr_forwardindex(pR) 1130rxvt_term::scr_forwardindex () NOTHROW
1000{ 1131{
1001 int row;
1002
1003 if (R->screen.cur.col < R->TermWin.ncol - 1) 1132 if (screen.cur.col < ncol - 1)
1004 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1133 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1005 else { 1134 else
1006 row = R->screen.cur.row + R->TermWin.saveLines; 1135 {
1007 if (R->screen.tlen[row] == 0) 1136 line_t &l = ROW(screen.cur.row);
1008 return; /* um, yeah? */ 1137
1009 else if (R->screen.tlen[row] == -1) 1138 l.touch ();
1010 R->screen.tlen[row] = R->TermWin.ncol; 1139 l.is_longer (0);
1140
1011 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1141 scr_gotorc (0, 0, R_RELATIVE);
1012 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1142 scr_insdel_chars (1, DELETE);
1013 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1143 scr_gotorc (0, ncol - 1, R_RELATIVE);
1014 } 1144 }
1015} 1145}
1016#endif 1146#endif
1017 1147
1018/* ------------------------------------------------------------------------- */ 1148/* ------------------------------------------------------------------------- */
1019/* 1149/*
1020 * Goto Row/Column 1150 * Goto Row/Column
1021 */ 1151 */
1022/* EXTPROTO */
1023void 1152void
1024rxvt_scr_gotorc(pR_ int row, int col, int relative) 1153rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1025{ 1154{
1026 R->want_refresh = 1; 1155 want_refresh = 1;
1027 ZERO_SCROLLBACK(R); 1156 ZERO_SCROLLBACK ();
1028 RESET_CHSTAT(R);
1029#ifdef RXVT_GRAPHICS
1030 if (rxvt_Gr_Displayed(aR))
1031 rxvt_Gr_scroll(aR_ 0);
1032#endif
1033 1157
1034 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));
1035
1036 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1158 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1037 : col); 1159 clamp_it (screen.cur.col, 0, ncol - 1);
1038 MAX_IT(R->screen.cur.col, 0);
1039 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1040 1160
1041 R->screen.flags &= ~Screen_WrapNext; 1161 screen.flags &= ~Screen_WrapNext;
1162
1042 if (relative & R_RELATIVE) { 1163 if (relative & R_RELATIVE)
1164 {
1043 if (row > 0) { 1165 if (row > 0)
1166 {
1044 if (R->screen.cur.row <= R->screen.bscroll 1167 if (screen.cur.row <= screen.bscroll
1045 && (R->screen.cur.row + row) > R->screen.bscroll) 1168 && (screen.cur.row + row) > screen.bscroll)
1046 R->screen.cur.row = R->screen.bscroll; 1169 screen.cur.row = screen.bscroll;
1047 else 1170 else
1048 R->screen.cur.row += row;
1049 } else if (row < 0) {
1050 if (R->screen.cur.row >= R->screen.tscroll
1051 && (R->screen.cur.row + row) < R->screen.tscroll)
1052 R->screen.cur.row = R->screen.tscroll;
1053 else
1054 R->screen.cur.row += row;
1055 }
1056 } else {
1057 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1058 R->screen.cur.row = row + R->screen.tscroll;
1059 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1060 } else
1061 R->screen.cur.row = row; 1171 screen.cur.row += row;
1172 }
1173 else if (row < 0)
1174 {
1175 if (screen.cur.row >= screen.tscroll
1176 && (screen.cur.row + row) < screen.tscroll)
1177 screen.cur.row = screen.tscroll;
1178 else
1179 screen.cur.row += row;
1180 }
1181 }
1182 else
1062 } 1183 {
1063 MAX_IT(R->screen.cur.row, 0); 1184 if (screen.flags & Screen_Relative)
1064 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1185 {
1065} 1186 /* relative origin mode */
1187 screen.cur.row = row + screen.tscroll;
1188 min_it (screen.cur.row, screen.bscroll);
1189 }
1190 else
1191 screen.cur.row = row;
1192 }
1066 1193
1194 clamp_it (screen.cur.row, 0, nrow - 1);
1195}
1196
1067/* ------------------------------------------------------------------------- */ 1197/* ------------------------------------------------------------------------- */
1068/* 1198/*
1069 * direction should be UP or DN 1199 * direction should be UP or DN
1070 */ 1200 */
1071/* EXTPROTO */
1072void 1201void
1073rxvt_scr_index(pR_ enum page_dirn direction) 1202rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1074{ 1203{
1075 int dirn; 1204 int dirn;
1076 1205
1077 R->want_refresh = 1; 1206 want_refresh = 1;
1207 ZERO_SCROLLBACK ();
1208
1078 dirn = ((direction == UP) ? 1 : -1); 1209 dirn = ((direction == UP) ? 1 : -1);
1079 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1080 1210
1081 ZERO_SCROLLBACK(R);
1082 RESET_CHSTAT(R);
1083
1084#ifdef RXVT_GRAPHICS
1085 if (rxvt_Gr_Displayed(aR))
1086 rxvt_Gr_scroll(aR_ 0);
1087#endif
1088
1089 R->screen.flags &= ~Screen_WrapNext; 1211 screen.flags &= ~Screen_WrapNext;
1212
1090 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1213 if ((screen.cur.row == screen.bscroll && direction == UP)
1091 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1214 || (screen.cur.row == screen.tscroll && direction == DN))
1092 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1215 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1093 else 1216 else
1094 R->screen.cur.row += dirn; 1217 screen.cur.row += dirn;
1095 MAX_IT(R->screen.cur.row, 0); 1218
1096 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1219 clamp_it (screen.cur.row, 0, nrow - 1);
1097 rxvt_selection_check(aR_ 0); 1220 selection_check (0);
1098} 1221}
1099 1222
1100/* ------------------------------------------------------------------------- */ 1223/* ------------------------------------------------------------------------- */
1101/* 1224/*
1102 * Erase part or whole of a line 1225 * Erase part or whole of a line
1103 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1226 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1104 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1227 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1105 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1228 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1229 * extension: clear to right unless wrapped: ESC [ 3 K
1106 */ 1230 */
1107/* EXTPROTO */
1108void 1231void
1109rxvt_scr_erase_line(pR_ int mode) 1232rxvt_term::scr_erase_line (int mode) NOTHROW
1110{ 1233{
1111 unsigned int row, col, num; 1234 unsigned int col, num;
1112 1235
1113 R->want_refresh = 1; 1236 want_refresh = 1;
1114 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1115 ZERO_SCROLLBACK(R); 1237 ZERO_SCROLLBACK ();
1116 RESET_CHSTAT(R);
1117 1238
1118#ifdef RXVT_GRAPHICS
1119 if (rxvt_Gr_Displayed(aR))
1120 rxvt_Gr_scroll(aR_ 0);
1121#endif
1122
1123 rxvt_selection_check(aR_ 1); 1239 selection_check (1);
1124 1240
1125 R->screen.flags &= ~Screen_WrapNext; 1241 line_t &line = ROW(screen.cur.row);
1126 1242
1127 row = R->TermWin.saveLines + R->screen.cur.row; 1243 line.touch ();
1244 line.is_longer (0);
1245
1128 switch (mode) { 1246 switch (mode)
1247 {
1248 case 3:
1249 if (screen.flags & Screen_WrapNext)
1250 return;
1251
1252 /* fall through */
1253
1129 case 0: /* erase to end of line */ 1254 case 0: /* erase to end of line */
1130 col = R->screen.cur.col; 1255 col = screen.cur.col;
1131 num = R->TermWin.ncol - col; 1256 num = ncol - col;
1132 MIN_IT(R->screen.tlen[row], (int16_t)col); 1257 min_it (line.l, col);
1258
1133 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1259 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1134 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1260 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1135 CLEAR_SELECTION(R); 1261 CLEAR_SELECTION ();
1136 break; 1262 break;
1263
1137 case 1: /* erase to beginning of line */ 1264 case 1: /* erase to beginning of line */
1138 col = 0; 1265 col = 0;
1139 num = R->screen.cur.col + 1; 1266 num = screen.cur.col + 1;
1267
1140 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1268 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1141 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1269 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1142 CLEAR_SELECTION(R); 1270 CLEAR_SELECTION ();
1143 break; 1271 break;
1272
1144 case 2: /* erase whole line */ 1273 case 2: /* erase whole line */
1145 col = 0; 1274 col = 0;
1146 num = R->TermWin.ncol; 1275 num = ncol;
1147 R->screen.tlen[row] = 0; 1276 line.l = 0;
1148 if (R->selection.beg.row <= R->screen.cur.row 1277 if (selection.beg.row <= screen.cur.row
1149 && R->selection.end.row >= R->screen.cur.row) 1278 && selection.end.row >= screen.cur.row)
1150 CLEAR_SELECTION(R); 1279 CLEAR_SELECTION ();
1151 break; 1280 break;
1152 default: 1281 default:
1153 return; 1282 return;
1154 } 1283 }
1155 if (R->screen.text[row]) 1284
1156 rxvt_blank_line(aR_ 1285 scr_blank_line (line, col, num, rstyle);
1157 &(R->screen.text[row][col]),
1158 &(R->screen.rend[row][col]), num, R->rstyle);
1159 else
1160 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1161 R->rstyle);
1162} 1286}
1163 1287
1164/* ------------------------------------------------------------------------- */ 1288/* ------------------------------------------------------------------------- */
1165/* 1289/*
1166 * Erase part of whole of the screen 1290 * Erase part of whole of the screen
1167 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1291 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1168 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1292 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1169 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1293 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1170 */ 1294 */
1171/* EXTPROTO */
1172void 1295void
1173rxvt_scr_erase_screen(pR_ int mode) 1296rxvt_term::scr_erase_screen (int mode) NOTHROW
1174{ 1297{
1175 int num; 1298 int num;
1176 int32_t row, row_offset; 1299 int32_t row;
1177 rend_t ren; 1300 rend_t ren;
1178 XGCValues gcvalue; 1301 XGCValues gcvalue;
1179 1302
1180 R->want_refresh = 1; 1303 want_refresh = 1;
1181 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1182 ZERO_SCROLLBACK(R); 1304 ZERO_SCROLLBACK ();
1183 RESET_CHSTAT(R);
1184 row_offset = (int32_t)R->TermWin.saveLines;
1185 1305
1186 switch (mode) { 1306 switch (mode)
1307 {
1187 case 0: /* erase to end of screen */ 1308 case 0: /* erase to end of screen */
1188 rxvt_selection_check(aR_ 1); 1309 selection_check (1);
1189 rxvt_scr_erase_line(aR_ 0); 1310 scr_erase_line (0);
1190 row = R->screen.cur.row + 1; /* possible OOB */ 1311 row = screen.cur.row + 1; /* possible OOB */
1191 num = R->TermWin.nrow - row; 1312 num = nrow - row;
1192 break; 1313 break;
1193 case 1: /* erase to beginning of screen */ 1314 case 1: /* erase to beginning of screen */
1194 rxvt_selection_check(aR_ 3); 1315 selection_check (3);
1195 rxvt_scr_erase_line(aR_ 1); 1316 scr_erase_line (1);
1196 row = 0; 1317 row = 0;
1197 num = R->screen.cur.row; 1318 num = screen.cur.row;
1198 break; 1319 break;
1199 case 2: /* erase whole screen */ 1320 case 2: /* erase whole screen */
1200 rxvt_selection_check(aR_ 3); 1321 selection_check (3);
1201#ifdef RXVT_GRAPHICS
1202 rxvt_Gr_ClearScreen(aR);
1203#endif
1204 row = 0; 1322 row = 0;
1205 num = R->TermWin.nrow; 1323 num = nrow;
1206 break; 1324 break;
1207 default: 1325 default:
1208 return; 1326 return;
1209 } 1327 }
1210 R->refresh_type |= REFRESH_BOUNDS; 1328
1211 if (R->selection.op && R->current_screen == R->selection.screen 1329 if (selection.op && current_screen == selection.screen
1212 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1330 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1213 || (R->selection.end.row >= row 1331 || (selection.end.row >= row
1214 && R->selection.end.row <= row + num))) 1332 && selection.end.row <= row + num)))
1215 CLEAR_SELECTION(R); 1333 CLEAR_SELECTION ();
1334
1216 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1335 if (row >= nrow) /* Out Of Bounds */
1217 return; 1336 return;
1218 MIN_IT(num, (R->TermWin.nrow - row)); 1337
1338 min_it (num, nrow - row);
1339
1340 // TODO: the code below does not work when view_start != 0
1341 // the workaround is to disable the clear and use a normal refresh
1342 // when view_start != 0. mysterious.
1219 if (R->rstyle & (RS_RVid | RS_Uline)) 1343 if (rstyle & (RS_RVid | RS_Uline))
1220 ren = (rend_t) ~RS_None; 1344 ren = (rend_t) ~RS_None;
1221 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1345 else if (GET_BASEBG (rstyle) == Color_bg)
1346 {
1222 ren = DEFAULT_RSTYLE; 1347 ren = DEFAULT_RSTYLE;
1223 CLEAR_ROWS(row, num); 1348
1224 } else { 1349 if (mapped && !view_start)
1350 XClearArea (dpy, vt, 0,
1351 Row2Pixel (row - view_start), (unsigned int)width,
1352 (unsigned int)Height2Pixel (num), False);
1353 }
1354 else
1355 {
1225 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1356 ren = rstyle & (RS_fgMask | RS_bgMask);
1226 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1357
1358 if (mapped && !view_start)
1359 {
1360 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1227 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1361 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1228 ERASE_ROWS(row, num); 1362 XFillRectangle (dpy, vt, gc,
1363 0, Row2Pixel (row - view_start),
1364 (unsigned int)width,
1365 (unsigned int)Height2Pixel (num));
1229 gcvalue.foreground = R->PixColors[Color_fg]; 1366 gcvalue.foreground = pix_colors[Color_fg];
1230 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1367 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1368 }
1231 } 1369 }
1370
1232 for (; num--; row++) { 1371 for (; num--; row++)
1233 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1234 (unsigned int)(row + row_offset), R->rstyle);
1235 R->screen.tlen[row + row_offset] = 0;
1236 rxvt_blank_line(aR_
1237 R->drawn_text[row], R->drawn_rend[row],
1238 (unsigned int)R->TermWin.ncol, ren);
1239 } 1372 {
1373 scr_blank_screen_mem (ROW(row), rstyle);
1374
1375 if (!view_start)
1376 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1377 }
1240} 1378}
1379
1380#if !ENABLE_MINIMAL
1381void
1382rxvt_term::scr_erase_savelines () NOTHROW
1383{
1384 want_refresh = 1;
1385 ZERO_SCROLLBACK ();
1386
1387 top_row = 0;
1388}
1389#endif
1241 1390
1242/* ------------------------------------------------------------------------- */ 1391/* ------------------------------------------------------------------------- */
1243/* 1392/*
1244 * Fill the screen with `E's 1393 * Fill the screen with `E's
1245 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1394 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1246 */ 1395 */
1247/* EXTPROTO */
1248void 1396void
1249rxvt_scr_E(pR) 1397rxvt_term::scr_E () NOTHROW
1250{ 1398{
1251 int i, j, k; 1399 rend_t fs;
1252 rend_t *r1, fs;
1253 1400
1254 R->want_refresh = 1; 1401 want_refresh = 1;
1255 R->num_scr_allow = 0;
1256 ZERO_SCROLLBACK(R); 1402 ZERO_SCROLLBACK ();
1257 RESET_CHSTAT(R); 1403
1404 num_scr_allow = 0;
1258 rxvt_selection_check(aR_ 3); 1405 selection_check (3);
1259 1406
1260 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1407 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1261 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1408 for (int row = nrow; row--; )
1262 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1409 {
1263 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1410 line_t &line = ROW(row);
1264 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1411
1412 fill_text (line.t, 'E', ncol);
1413 rend_t *r1 = line.r;
1414
1415 for (int j = ncol; j--; )
1265 *r1++ = fs; 1416 *r1++ = fs;
1417
1418 line.is_longer (0);
1419 line.touch (ncol);
1266 } 1420 }
1267} 1421}
1268 1422
1269/* ------------------------------------------------------------------------- */ 1423/* ------------------------------------------------------------------------- */
1270/* 1424/*
1271 * Insert/Delete <count> lines 1425 * Insert/Delete <count> lines
1272 */ 1426 */
1273/* EXTPROTO */
1274void 1427void
1275rxvt_scr_insdel_lines(pR_ int count, int insdel) 1428rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1276{ 1429{
1277 int end; 1430 int end;
1278 1431
1279 ZERO_SCROLLBACK(R); 1432 ZERO_SCROLLBACK ();
1280 RESET_CHSTAT(R);
1281 1433
1282#ifdef RXVT_GRAPHICS
1283 if (rxvt_Gr_Displayed(aR))
1284 rxvt_Gr_scroll(aR_ 0);
1285#endif
1286
1287 rxvt_selection_check(aR_ 1); 1434 selection_check (1);
1288 1435
1289 if (R->screen.cur.row > R->screen.bscroll) 1436 if (screen.cur.row > screen.bscroll)
1437 return;
1438
1439 end = screen.bscroll - screen.cur.row + 1;
1440 if (count > end)
1441 {
1442 if (insdel == DELETE)
1290 return; 1443 return;
1291
1292 end = R->screen.bscroll - R->screen.cur.row + 1;
1293 if (count > end) {
1294 if (insdel == DELETE)
1295 return;
1296 else if (insdel == INSERT) 1444 else if (insdel == INSERT)
1297 count = end; 1445 count = end;
1298 } 1446 }
1299 R->screen.flags &= ~Screen_WrapNext;
1300 1447
1448 scr_do_wrap ();
1449
1301 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1450 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1302 0);
1303} 1451}
1304 1452
1305/* ------------------------------------------------------------------------- */ 1453/* ------------------------------------------------------------------------- */
1306/* 1454/*
1307 * Insert/Delete <count> characters from the current position 1455 * Insert/Delete <count> characters from the current position
1308 */ 1456 */
1309/* EXTPROTO */
1310void 1457void
1311rxvt_scr_insdel_chars(pR_ int count, int insdel) 1458rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1312{ 1459{
1313 int col, row;
1314 rend_t tr;
1315 text_t *stp;
1316 rend_t *srp;
1317 int16_t *slp;
1318
1319 R->want_refresh = 1; 1460 want_refresh = 1;
1320 ZERO_SCROLLBACK(R); 1461 ZERO_SCROLLBACK ();
1321#if 0
1322 RESET_CHSTAT(R);
1323#endif
1324 1462
1325#ifdef RXVT_GRAPHICS
1326 if (rxvt_Gr_Displayed(aR))
1327 rxvt_Gr_scroll(aR_ 0);
1328#endif
1329
1330 if (count <= 0) 1463 if (count <= 0)
1331 return; 1464 return;
1332 1465
1466 scr_do_wrap ();
1467
1333 rxvt_selection_check(aR_ 1); 1468 selection_check (1);
1334 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1469 min_it (count, ncol - screen.cur.col);
1335 1470
1336 row = R->screen.cur.row + R->TermWin.saveLines; 1471 int row = screen.cur.row;
1337 R->screen.flags &= ~Screen_WrapNext;
1338 1472
1339 stp = R->screen.text[row]; 1473 line_t *line = &ROW(row);
1340 srp = R->screen.rend[row]; 1474
1341 slp = &(R->screen.tlen[row]); 1475 line->touch ();
1476 line->is_longer (0);
1477
1478 // nuke wide spanning the start
1479 if (line->t[screen.cur.col] == NOCHAR)
1480 scr_kill_char (*line, screen.cur.col);
1481
1342 switch (insdel) { 1482 switch (insdel)
1483 {
1343 case INSERT: 1484 case INSERT:
1344 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1485 line->l = min (line->l + count, ncol);
1345 col--) { 1486
1487 if (line->t[screen.cur.col] == NOCHAR)
1488 scr_kill_char (*line, screen.cur.col);
1489
1490 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1491 {
1346 stp[col] = stp[col - count]; 1492 line->t[col] = line->t[col - count];
1347 srp[col] = srp[col - count]; 1493 line->r[col] = line->r[col - count];
1348 } 1494 }
1349 if (*slp != -1) { 1495
1350 *slp += count;
1351 MIN_IT(*slp, R->TermWin.ncol);
1352 }
1353 if (R->selection.op && R->current_screen == R->selection.screen 1496 if (selection.op && current_screen == selection.screen
1354 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1497 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1498 {
1355 if (R->selection.end.row != R->screen.cur.row 1499 if (selection.end.row != screen.cur.row
1356 || (R->selection.end.col + count >= R->TermWin.ncol)) 1500 || (selection.end.col + count >= ncol))
1357 CLEAR_SELECTION(R); 1501 CLEAR_SELECTION ();
1502 else
1503 {
1358 else { /* shift selection */ 1504 /* shift selection */
1359 R->selection.beg.col += count; 1505 selection.beg.col += count;
1360 R->selection.mark.col += count; /* XXX: yes? */ 1506 selection.mark.col += count; /* XXX: yes? */
1361 R->selection.end.col += count; 1507 selection.end.col += count;
1362 } 1508 }
1363 } 1509 }
1364 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1510
1365 (unsigned int)count, R->rstyle); 1511 scr_blank_line (*line, screen.cur.col, count, rstyle);
1366 break; 1512 break;
1513
1367 case ERASE: 1514 case ERASE:
1368 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1515 screen.cur.col += count; /* don't worry if > ncol */
1369 rxvt_selection_check(aR_ 1); 1516 selection_check (1);
1370 R->screen.cur.col -= count; 1517 screen.cur.col -= count;
1371 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1518
1372 (unsigned int)count, R->rstyle); 1519 // nuke wide char after the end
1520 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1521 scr_kill_char (*line, screen.cur.col + count);
1522
1523 scr_blank_line (*line, screen.cur.col, count, rstyle);
1373 break; 1524 break;
1525
1374 case DELETE: 1526 case DELETE:
1375 tr = srp[R->TermWin.ncol - 1] 1527 line->l = max (line->l - count, 0);
1376 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1528
1529 // nuke wide char spanning the end
1530 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1531 scr_kill_char (*line, screen.cur.col + count);
1532
1377 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1533 for (int col = screen.cur.col; (col + count) < ncol; col++)
1534 {
1378 stp[col] = stp[col + count]; 1535 line->t[col] = line->t[col + count];
1379 srp[col] = srp[col + count]; 1536 line->r[col] = line->r[col + count];
1380 } 1537 }
1381 rxvt_blank_line(aR_ 1538
1382 &(stp[R->TermWin.ncol - count]), 1539 scr_blank_line (*line, ncol - count, count, rstyle);
1383 &(srp[R->TermWin.ncol - count]), 1540
1384 (unsigned int)count, tr);
1385 if (*slp == -1) /* break line continuation */
1386 *slp = R->TermWin.ncol;
1387 *slp -= count;
1388 MAX_IT(*slp, 0);
1389 if (R->selection.op && R->current_screen == R->selection.screen 1541 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1542 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1543 {
1391 if (R->selection.end.row != R->screen.cur.row 1544 if (selection.end.row != screen.cur.row
1392 || (R->screen.cur.col >= R->selection.beg.col - count) 1545 || (screen.cur.col >= selection.beg.col - count)
1393 || R->selection.end.col >= R->TermWin.ncol) 1546 || selection.end.col >= ncol)
1394 CLEAR_SELECTION(R); 1547 CLEAR_SELECTION ();
1395 else { 1548 else
1549 {
1396 /* shift selection */ 1550 /* shift selection */
1397 R->selection.beg.col -= count; 1551 selection.beg.col -= count;
1398 R->selection.mark.col -= count; /* XXX: yes? */ 1552 selection.mark.col -= count; /* XXX: yes? */
1399 R->selection.end.col -= count; 1553 selection.end.col -= count;
1400 } 1554 }
1401 } 1555 }
1556
1402 break; 1557 break;
1403 } 1558 }
1404} 1559}
1405 1560
1406/* ------------------------------------------------------------------------- */ 1561/* ------------------------------------------------------------------------- */
1407/* 1562/*
1408 * Set the scrolling region 1563 * Set the scrolling region
1409 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1564 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1410 */ 1565 */
1411/* EXTPROTO */
1412void 1566void
1413rxvt_scr_scroll_region(pR_ int top, int bot) 1567rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1414{ 1568{
1415 MAX_IT(top, 0); 1569 max_it (top, 0);
1416 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1570 min_it (bot, nrow - 1);
1571
1417 if (top > bot) 1572 if (top > bot)
1418 return; 1573 return;
1574
1419 R->screen.tscroll = top; 1575 screen.tscroll = top;
1420 R->screen.bscroll = bot; 1576 screen.bscroll = bot;
1421 rxvt_scr_gotorc(aR_ 0, 0, 0); 1577 scr_gotorc (0, 0, 0);
1422} 1578}
1423 1579
1424/* ------------------------------------------------------------------------- */ 1580/* ------------------------------------------------------------------------- */
1425/* 1581/*
1426 * Make the cursor visible/invisible 1582 * Make the cursor visible/invisible
1427 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1583 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1428 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1584 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1429 */ 1585 */
1430/* EXTPROTO */
1431void 1586void
1432rxvt_scr_cursor_visible(pR_ int mode) 1587rxvt_term::scr_cursor_visible (int mode) NOTHROW
1433{ 1588{
1434 R->want_refresh = 1; 1589 want_refresh = 1;
1590
1435 if (mode) 1591 if (mode)
1436 R->screen.flags |= Screen_VisibleCursor; 1592 screen.flags |= Screen_VisibleCursor;
1437 else 1593 else
1438 R->screen.flags &= ~Screen_VisibleCursor; 1594 screen.flags &= ~Screen_VisibleCursor;
1439} 1595}
1440 1596
1441/* ------------------------------------------------------------------------- */ 1597/* ------------------------------------------------------------------------- */
1442/* 1598/*
1443 * Set/unset automatic wrapping 1599 * Set/unset automatic wrapping
1444 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1600 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1445 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1601 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1446 */ 1602 */
1447/* EXTPROTO */
1448void 1603void
1449rxvt_scr_autowrap(pR_ int mode) 1604rxvt_term::scr_autowrap (int mode) NOTHROW
1450{ 1605{
1451 if (mode) 1606 if (mode)
1452 R->screen.flags |= Screen_Autowrap; 1607 screen.flags |= Screen_Autowrap;
1453 else 1608 else
1454 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1609 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1455} 1610}
1456 1611
1457/* ------------------------------------------------------------------------- */ 1612/* ------------------------------------------------------------------------- */
1458/* 1613/*
1459 * Set/unset margin origin mode 1614 * Set/unset margin origin mode
… …
1462 * Relative mode: line numbers are relative to top margin of scrolling region 1617 * Relative mode: line numbers are relative to top margin of scrolling region
1463 * and the cursor cannot be moved outside. 1618 * and the cursor cannot be moved outside.
1464 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1619 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1465 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1620 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1466 */ 1621 */
1467/* EXTPROTO */
1468void 1622void
1469rxvt_scr_relative_origin(pR_ int mode) 1623rxvt_term::scr_relative_origin (int mode) NOTHROW
1470{ 1624{
1471 if (mode) 1625 if (mode)
1472 R->screen.flags |= Screen_Relative; 1626 screen.flags |= Screen_Relative;
1473 else 1627 else
1474 R->screen.flags &= ~Screen_Relative; 1628 screen.flags &= ~Screen_Relative;
1629
1475 rxvt_scr_gotorc(aR_ 0, 0, 0); 1630 scr_gotorc (0, 0, 0);
1476} 1631}
1477 1632
1478/* ------------------------------------------------------------------------- */ 1633/* ------------------------------------------------------------------------- */
1479/* 1634/*
1480 * Set insert/replace mode 1635 * Set insert/replace mode
1481 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1636 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1482 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1637 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1483 */ 1638 */
1484/* EXTPROTO */
1485void 1639void
1486rxvt_scr_insert_mode(pR_ int mode) 1640rxvt_term::scr_insert_mode (int mode) NOTHROW
1487{ 1641{
1488 if (mode) 1642 if (mode)
1489 R->screen.flags |= Screen_Insert; 1643 screen.flags |= Screen_Insert;
1490 else 1644 else
1491 R->screen.flags &= ~Screen_Insert; 1645 screen.flags &= ~Screen_Insert;
1492} 1646}
1493 1647
1494/* ------------------------------------------------------------------------- */ 1648/* ------------------------------------------------------------------------- */
1495/* 1649/*
1496 * Set/Unset tabs 1650 * Set/Unset tabs
1497 * XTERM_SEQ: Set tab at current column : ESC H 1651 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1652 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1653 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1654 */
1501/* EXTPROTO */
1502void 1655void
1503rxvt_scr_set_tab(pR_ int mode) 1656rxvt_term::scr_set_tab (int mode) NOTHROW
1504{ 1657{
1505 if (mode < 0) 1658 if (mode < 0)
1506 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1659 memset (tabs, 0, ncol);
1507 else if (R->screen.cur.col < R->TermWin.ncol) 1660 else if (screen.cur.col < ncol)
1508 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1661 tabs [screen.cur.col] = !!mode;
1509} 1662}
1510 1663
1511/* ------------------------------------------------------------------------- */ 1664/* ------------------------------------------------------------------------- */
1512/* 1665/*
1513 * Set reverse/normal video 1666 * Set reverse/normal video
1514 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1667 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1515 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1668 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1516 */ 1669 */
1517/* EXTPROTO */
1518void 1670void
1519rxvt_scr_rvideo_mode(pR_ int mode) 1671rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1520{ 1672{
1521 XGCValues gcvalue; 1673 rvideo_mode = on;
1522 1674
1523 if (R->rvideo != mode) { 1675#ifndef NO_BELL
1524 R->rvideo = mode; 1676 on ^= rvideo_bell;
1525 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1677#endif
1526#if defined(XPM_BACKGROUND) 1678
1679 if (rvideo_state != on)
1680 {
1681 rvideo_state = on;
1682
1683 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1684#ifdef HAVE_BG_PIXMAP
1527 if (R->bgPixmap.pixmap == None) 1685 if (bgPixmap.pixmap == None)
1528#endif 1686#endif
1529#if defined(TRANSPARENT) 1687 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1530 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1531#endif
1532 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1533 R->PixColors[Color_bg]);
1534 1688
1689 XGCValues gcvalue;
1535 gcvalue.foreground = R->PixColors[Color_fg]; 1690 gcvalue.foreground = pix_colors[Color_fg];
1536 gcvalue.background = R->PixColors[Color_bg]; 1691 gcvalue.background = pix_colors[Color_bg];
1537 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1692 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1538 &gcvalue); 1693
1539 rxvt_scr_clear(aR); 1694 scr_clear ();
1540 rxvt_scr_touch(aR_ True); 1695 scr_touch (true);
1541 } 1696 }
1542} 1697}
1543 1698
1544/* ------------------------------------------------------------------------- */ 1699/* ------------------------------------------------------------------------- */
1545/* 1700/*
1546 * Report current cursor position 1701 * Report current cursor position
1547 * XTERM_SEQ: Report position: ESC [ 6 n 1702 * XTERM_SEQ: Report position: ESC [ 6 n
1548 */ 1703 */
1549/* EXTPROTO */
1550void 1704void
1551rxvt_scr_report_position(pR) 1705rxvt_term::scr_report_position () NOTHROW
1552{ 1706{
1553 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1707 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1554} 1708}
1555 1709
1556/* ------------------------------------------------------------------------- * 1710/* ------------------------------------------------------------------------- *
1557 * FONTS * 1711 * FONTS *
1558 * ------------------------------------------------------------------------- */ 1712 * ------------------------------------------------------------------------- */
1559 1713
1560/* 1714/*
1561 * Set font style 1715 * Set font style
1562 */ 1716 */
1563/* INTPROTO */
1564void 1717void
1565rxvt_set_font_style(pR) 1718rxvt_term::set_font_style () NOTHROW
1566{ 1719{
1720#if 0
1567 switch (R->charsets[R->screen.charset]) { 1721 switch (charsets [screen.charset])
1722 {
1568 case '0': /* DEC Special Character & Line Drawing Set */ 1723 case '0': /* DEC Special Character & Line Drawing Set */
1569 break; 1724 break;
1570 case 'A': /* United Kingdom (UK) */ 1725 case 'A': /* United Kingdom (UK) */
1571 break; 1726 break;
1572 case 'B': /* United States (USASCII) */ 1727 case 'B': /* United States (USASCII) */
1573 break; 1728 break;
1574 case '<': /* Multinational character set */ 1729 case '<': /* Multinational character set */
1575 break; 1730 break;
1576 case '5': /* Finnish character set */ 1731 case '5': /* Finnish character set */
1577 break; 1732 break;
1578 case 'C': /* Finnish character set */ 1733 case 'C': /* Finnish character set */
1579 break; 1734 break;
1580 case 'K': /* German character set */ 1735 case 'K': /* German character set */
1581 break; 1736 break;
1582 } 1737 }
1738#endif
1583} 1739}
1584 1740
1585/* ------------------------------------------------------------------------- */ 1741/* ------------------------------------------------------------------------- */
1586/* 1742/*
1587 * Choose a font 1743 * Choose a font
1588 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1744 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1589 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1745 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1590 * XTERM_SEQ: Invoke G2 character set: ESC N 1746 * XTERM_SEQ: Invoke G2 character set: ESC N
1591 * XTERM_SEQ: Invoke G3 character set: ESC O 1747 * XTERM_SEQ: Invoke G3 character set: ESC O
1592 */ 1748 */
1593/* EXTPROTO */
1594void 1749void
1595rxvt_scr_charset_choose(pR_ int set) 1750rxvt_term::scr_charset_choose (int set) NOTHROW
1596{ 1751{
1597 R->screen.charset = set; 1752 screen.charset = set;
1598 rxvt_set_font_style(aR); 1753 set_font_style ();
1599} 1754}
1600 1755
1601/* ------------------------------------------------------------------------- */ 1756/* ------------------------------------------------------------------------- */
1602/* 1757/*
1603 * Set a font 1758 * Set a font
… …
1605 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1760 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1606 * XTERM_SEQ: Set G2 character set: ESC * <C> 1761 * XTERM_SEQ: Set G2 character set: ESC * <C>
1607 * XTERM_SEQ: Set G3 character set: ESC + <C> 1762 * XTERM_SEQ: Set G3 character set: ESC + <C>
1608 * See set_font_style for possible values for <C> 1763 * See set_font_style for possible values for <C>
1609 */ 1764 */
1610/* EXTPROTO */
1611void 1765void
1612rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1766rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1613{ 1767{
1614 R->charsets[set] = (unsigned char)ch; 1768 charsets[set] = (unsigned char)ch;
1615 rxvt_set_font_style(aR); 1769 set_font_style ();
1616} 1770}
1617 1771
1618
1619/* ------------------------------------------------------------------------- *
1620 * GRAPHICS COLOURS *
1621 * ------------------------------------------------------------------------- */
1622
1623#ifdef RXVT_GRAPHICS
1624/* EXTPROTO */
1625int
1626rxvt_scr_get_fgcolor(pR)
1627{
1628 return GET_FGCOLOR(R->rstyle);
1629}
1630
1631/* ------------------------------------------------------------------------- */
1632/* EXTPROTO */
1633int
1634rxvt_scr_get_bgcolor(pR)
1635{
1636 return GET_BGCOLOR(R->rstyle);
1637}
1638#endif
1639 1772
1640/* ------------------------------------------------------------------------- * 1773/* ------------------------------------------------------------------------- *
1641 * MAJOR SCREEN MANIPULATION * 1774 * MAJOR SCREEN MANIPULATION *
1642 * ------------------------------------------------------------------------- */ 1775 * ------------------------------------------------------------------------- */
1643 1776
1644/* 1777/*
1778 * refresh matching text.
1779 */
1780bool
1781rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1782{
1783 bool found = false;
1784
1785 for (int i = 0; i < nrow; i++)
1786 {
1787 rend_t *drp = drawn_buf[i].r;
1788
1789 for (int col = 0; col < ncol; col++, drp++)
1790 if ((*drp & mask) == value)
1791 {
1792 found = true;
1793 *drp = ~value;
1794 }
1795 }
1796
1797 return found;
1798}
1799
1800/*
1645 * Refresh an area 1801 * Refresh an area
1646 */ 1802 */
1647enum { 1803enum {
1648 PART_BEG = 0, 1804 PART_BEG = 0,
1649 PART_END, 1805 PART_END,
1650 RC_COUNT 1806 RC_COUNT
1651}; 1807};
1652 1808
1653/* EXTPROTO */
1654void 1809void
1655rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1810rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1656{ 1811{
1657 int i; 1812 int i;
1658 row_col_t rc[RC_COUNT]; 1813 row_col_t rc[RC_COUNT];
1659 1814
1660 if (R->drawn_text == NULL) /* sanity check */ 1815 if (!drawn_buf) /* sanity check */
1661 return; 1816 return;
1662 1817
1663#ifdef DEBUG_STRICT 1818#ifndef NO_SLOW_LINK_SUPPORT
1664 x = max(x, (int)R->TermWin.int_bwidth); 1819 if (refresh_type == FAST_REFRESH && !display->is_local)
1665 x = min(x, (int)R->TermWin.width); 1820 {
1666 y = max(y, (int)R->TermWin.int_bwidth); 1821 y = 0;
1667 y = min(y, (int)R->TermWin.height); 1822 eheight = height;
1823 }
1668#endif 1824#endif
1669 1825
1670/* round down */ 1826 /* round down */
1671 rc[PART_BEG].col = Pixel2Col(x); 1827 rc[PART_BEG].col = Pixel2Col (x);
1672 rc[PART_BEG].row = Pixel2Row(y); 1828 rc[PART_BEG].row = Pixel2Row (y);
1673/* round up */ 1829 /* round up */
1674 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1830 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1675 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1831 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1676 1832
1677/* sanity checks */ 1833 /* sanity checks */
1678 for (i = PART_BEG; i < RC_COUNT; i++) { 1834 for (i = PART_BEG; i < RC_COUNT; i++)
1679 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1680 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1681 } 1835 {
1836 min_it (rc[i].col, ncol - 1);
1837 min_it (rc[i].row, nrow - 1);
1838 }
1682 1839
1683 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));
1684
1685 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1840 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1686 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1841 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1687 (rc[PART_END].col - rc[PART_BEG].col + 1));
1688 1842
1843 num_scr_allow = 0;
1844
1689 if (refresh) 1845 if (refresh)
1690 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1846 scr_refresh ();
1691} 1847}
1692 1848
1693/* ------------------------------------------------------------------------- */ 1849/* ------------------------------------------------------------------------- */
1694/* 1850/*
1695 * Refresh the entire screen 1851 * Refresh the entire screen
1696 */ 1852 */
1697/* EXTPROTO */
1698void 1853void
1699rxvt_scr_touch(pR_ Bool refresh) 1854rxvt_term::scr_touch (bool refresh) NOTHROW
1700{ 1855{
1701 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1856 scr_expose (0, 0, width, height, refresh);
1702} 1857}
1703 1858
1704/* ------------------------------------------------------------------------- */ 1859/* ------------------------------------------------------------------------- */
1705/* 1860/*
1706 * Move the display so that the line represented by scrollbar value Y is at 1861 * Move the display so that the line represented by scrollbar value Y is at
1707 * the top of the screen 1862 * the top of the screen
1708 */ 1863 */
1709/* EXTPROTO */ 1864void
1710int
1711rxvt_scr_move_to(pR_ int y, int len) 1865rxvt_term::scr_move_to (int y, int len) NOTHROW
1712{ 1866{
1713 long p = 0; 1867 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1714 uint16_t oldviewstart;
1715
1716 oldviewstart = R->TermWin.view_start;
1717 if (y < len) {
1718 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1719 p -= (long)(R->TermWin.nrow - 1);
1720 p = max(p, 0);
1721 }
1722 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1723 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1724
1725 return rxvt_scr_changeview(aR_ oldviewstart);
1726} 1868}
1727 1869
1728/* ------------------------------------------------------------------------- */ 1870/* ------------------------------------------------------------------------- */
1729/* 1871/*
1730 * Page the screen up/down nlines 1872 * Page the screen up/down nlines
1731 * direction should be UP or DN 1873 * direction should be UP or DN
1732 */ 1874 */
1733/* EXTPROTO */ 1875bool
1734int
1735rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1876rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1736{ 1877{
1737 int n; 1878 int new_view_start =
1738 uint16_t oldviewstart; 1879 direction == UP ? view_start - nlines
1880 : view_start + nlines;
1739 1881
1740 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1741#ifdef DEBUG_STRICT
1742 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1743#endif
1744 oldviewstart = R->TermWin.view_start;
1745 if (direction == UP) {
1746 n = R->TermWin.view_start + nlines;
1747 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1748 } else {
1749 n = R->TermWin.view_start - nlines;
1750 R->TermWin.view_start = max(n, 0);
1751 }
1752 return rxvt_scr_changeview(aR_ oldviewstart); 1882 return scr_changeview (new_view_start);
1753} 1883}
1754 1884
1755/* INTPROTO */ 1885bool
1756int 1886rxvt_term::scr_changeview (int new_view_start) NOTHROW
1757rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1758{ 1887{
1759 if (R->TermWin.view_start != oldviewstart) { 1888 clamp_it (new_view_start, top_row, 0);
1889
1890 if (new_view_start == view_start)
1891 return false;
1892
1893 num_scr += new_view_start - view_start;
1894 view_start = new_view_start;
1760 R->want_refresh = 1; 1895 want_refresh = 1;
1761#ifdef RXVT_GRAPHICS
1762 if (rxvt_Gr_Displayed(aR))
1763 rxvt_Gr_scroll(aR_ 0);
1764#endif
1765 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1766 }
1767 return (int)(R->TermWin.view_start - oldviewstart);
1768}
1769 1896
1770/* ------------------------------------------------------------------------- */ 1897 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1771/* EXTPROTO */ 1898
1772void 1899 return true;
1773rxvt_scr_bell(pR) 1900}
1774{ 1901
1775#ifndef NO_BELL 1902#ifndef NO_BELL
1903void
1904rxvt_term::bell_cb (ev::timer &w, int revents)
1905{
1906 rvideo_bell = false;
1907 scr_rvideo_mode (rvideo_mode);
1908 refresh_check ();
1909}
1910#endif
1911
1912/* ------------------------------------------------------------------------- */
1913void
1914rxvt_term::scr_bell () NOTHROW
1915{
1916#ifndef NO_BELL
1917
1776# ifndef NO_MAPALERT 1918# ifndef NO_MAPALERT
1777# ifdef MAPALERT_OPTION 1919# ifdef MAPALERT_OPTION
1778 if (R->Options & Opt_mapAlert) 1920 if (option (Opt_mapAlert))
1779# endif 1921# endif
1780 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1922 XMapWindow (dpy, parent[0]);
1781# endif 1923# endif
1924
1925# if ENABLE_FRILLS
1926 if (option (Opt_urgentOnBell))
1927 set_urgency (1);
1928# endif
1929
1782 if (R->Options & Opt_visualBell) { 1930 if (option (Opt_visualBell))
1783 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1931 {
1784 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1932 rvideo_bell = true;
1933 scr_rvideo_mode (rvideo_mode);
1934 flush ();
1935
1936 bell_ev.start (VISUAL_BELL_DURATION);
1937 }
1785 } else 1938 else
1786 XBell(R->Xdisplay, 0); 1939 XBell (dpy, 0);
1940 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1787#endif 1941#endif
1788} 1942}
1789 1943
1790/* ------------------------------------------------------------------------- */ 1944/* ------------------------------------------------------------------------- */
1791/* ARGSUSED */ 1945/* ARGSUSED */
1792/* EXTPROTO */
1793void 1946void
1794rxvt_scr_printscreen(pR_ int fullhist) 1947rxvt_term::scr_printscreen (int fullhist) NOTHROW
1795{ 1948{
1796#ifdef PRINTPIPE 1949#ifdef PRINTPIPE
1797 int i, r1, nrows, row_offset; 1950 int nrows, row_start;
1798 text_t *t; 1951 FILE *fd = popen_printer ();
1799 FILE *fd;
1800 1952
1801 if ((fd = rxvt_popen_printer(aR)) == NULL) 1953 if (!fd)
1802 return; 1954 return;
1803 nrows = R->TermWin.nrow; 1955
1804 row_offset = R->TermWin.saveLines;
1805 if (!fullhist) 1956 if (fullhist)
1806 row_offset -= R->TermWin.view_start;
1807 else {
1808 nrows += R->TermWin.nscrolled;
1809 row_offset -= R->TermWin.nscrolled;
1810 } 1957 {
1811 1958 nrows = nrow - top_row;
1812 for (r1 = 0; r1 < nrows; r1++) { 1959 row_start = top_row;
1813 t = R->screen.text[r1 + row_offset]; 1960 }
1814 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1961 else
1815 if (!isspace(t[i]))
1816 break;
1817 fprintf(fd, "%.*s\n", (i + 1), t);
1818 } 1962 {
1963 nrows = nrow;
1964 row_start = view_start;
1965 }
1966
1967 wctomb (0, 0);
1968
1969 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1970 {
1971 text_t *tp = ROW(r1).t;
1972 int len = ROW(r1).l;
1973
1974 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1975 {
1976 char mb[MB_LEN_MAX];
1977 text_t t = *tp++;
1978 if (t == NOCHAR)
1979 continue;
1980
1981 len = wctomb (mb, t);
1982
1983 if (len <= 0)
1984 {
1985 mb[0] = ' ';
1986 len = 1;
1987 }
1988
1989 fwrite (mb, 1, len, fd);
1990 }
1991
1992 fputc ('\n', fd);
1993 }
1994
1819 rxvt_pclose_printer(fd); 1995 pclose_printer (fd);
1820#endif 1996#endif
1821} 1997}
1822 1998
1823/* ------------------------------------------------------------------------- */ 1999/* ------------------------------------------------------------------------- */
1824/* 2000/*
1825 * Refresh the screen 2001 * Refresh the screen
1826 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2002 * drawn_text/drawn_rend contain the screen information before the update.
1827 * R->screen.text/R->screen.rend contain what the screen will change to. 2003 * screen.text/screen.rend contain what the screen will change to.
2004 */
2005void
2006rxvt_term::scr_refresh () NOTHROW
2007{
2008 int16_t col, row, /* column/row we're processing */
2009 ocrow; /* old cursor row */
2010 int i; /* tmp */
2011#ifndef NO_CURSORCOLOR
2012 rend_t cc1; /* store colours at cursor position (s) */
2013#endif
2014 rend_t *crp; // cursor rendition pointer
2015 rend_t ccol1, /* Cursor colour */
2016 ccol2; /* Cursor colour2 */
2017
2018 want_refresh = 0; /* screen is current */
2019
2020 if (refresh_type == NO_REFRESH || !mapped)
2021 return;
2022
2023 /*
2024 * A: set up vars
1828 */ 2025 */
2026 refresh_count = 0;
1829 2027
1830#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2028 unsigned int old_screen_flags = screen.flags;
1831# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2029 char have_bg = 0;
1832# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2030#ifdef HAVE_BG_PIXMAP
2031 have_bg = bgPixmap.pixmap != None;
2032#endif
2033 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2034
2035 /*
2036 * B: reverse any characters which are selected
2037 */
2038 scr_reverse_selection ();
2039
2040 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2041#if ENABLE_OVERLAY
2042 scr_swap_overlay ();
2043#endif
2044
2045 char showcursor = screen.flags & Screen_VisibleCursor;
2046
2047 /*
2048 * C: set the cursor character (s)
2049 */
2050 {
2051 unsigned char setoldcursor;
2052
2053#ifdef CURSOR_BLINK
2054 if (hidden_cursor)
2055 showcursor = 0;
2056#endif
2057
2058 if (showcursor)
2059 {
2060 int col = screen.cur.col;
2061
2062 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2063 col--;
2064
2065 crp = &ROW(screen.cur.row).r[col];
2066
2067#ifndef NO_CURSORCOLOR
2068 cc1 = *crp & (RS_fgMask | RS_bgMask);
2069 if (ISSET_PIXCOLOR (Color_cursor))
2070 ccol1 = Color_cursor;
2071 else
2072#endif
2073#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2074 ccol1 = fgcolor_of (rstyle);
1833#else 2075#else
1834# define MONO_BOLD(x) \ 2076 ccol1 = Color_fg;
1835 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1836# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1837#endif 2077#endif
1838 2078
1839#define FONT_WIDTH(X, Y) \
1840 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1841#define FONT_RBEAR(X, Y) \
1842 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1843#define FONT_LBEAR(X, Y) \
1844 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1845#define IS_FONT_CHAR(X, Y) \
1846 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1847
1848/* EXTPROTO */
1849void
1850rxvt_scr_refresh(pR_ unsigned char refresh_type)
1851{
1852 unsigned char clearfirst, /* first character writes before cell */
1853 clearlast, /* last character writes beyond cell */
1854 must_clear, /* use draw_string not draw_image_string */
1855#ifndef NO_BOLDFONT
1856 bfont, /* we've changed font to bold font */
1857#endif
1858 rvid, /* reverse video this position */
1859 wbyte, /* we're in multibyte */
1860 showcursor; /* show the cursor */
1861 int fore, back; /* desired foreground/background */
1862 int16_t col, row, /* column/row we're processing */
1863 ocrow; /* old cursor row */
1864 int cursorwidth;
1865 int i, /* tmp */
1866 row_offset; /* basic offset in screen structure */
1867#ifndef NO_CURSORCOLOR 2079#ifndef NO_CURSORCOLOR
1868 rend_t cc1; /* store colours at cursor position(s) */
1869 rend_t cc2; /* store colours at cursor position(s) */
1870#endif
1871 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1872 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1873 char *buffer; /* local copy of R->buffer */
1874
1875 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1876 return;
1877
1878 /*
1879 * A: set up vars
1880 */
1881 clearfirst = clearlast = must_clear = wbyte = 0;
1882#ifndef NO_BOLDFONT
1883 bfont = 0;
1884#endif
1885
1886 if (R->currmaxcol < R->TermWin.ncol)
1887 {
1888 R->currmaxcol = R->TermWin.ncol;
1889 R->buffer = (char *)rxvt_realloc (R->buffer,
1890 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1891 }
1892
1893 buffer = R->buffer;
1894 R->refresh_count = 0;
1895
1896 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1897
1898 if ((refresh_type & REFRESH_BOUNDS))
1899 {
1900 clearfirst = clearlast = 1;
1901 R->refresh_type &= ~REFRESH_BOUNDS;
1902 }
1903
1904#if defined(XPM_BACKGROUND)
1905 must_clear |= (R->bgPixmap.pixmap != None);
1906#endif
1907#if defined(TRANSPARENT)
1908 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1909#endif
1910 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1911
1912/*
1913 * B: reverse any characters which are selected
1914 */
1915 rxvt_scr_reverse_selection(aR);
1916
1917/*
1918 * C: set the cursor character(s)
1919 */
1920 {
1921 unsigned char setoldcursor;
1922 rend_t ccol1, /* Cursor colour */
1923 ccol2; /* Cursor colour2 */
1924
1925 showcursor = (R->screen.flags & Screen_VisibleCursor);
1926 cursorwidth = 0;
1927#ifdef CURSOR_BLINK
1928 if (R->hidden_cursor)
1929 showcursor = 0;
1930#endif
1931
1932 cursorwidth = 0;
1933
1934 if (showcursor)
1935 {
1936 cursorwidth++;
1937
1938 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1939 [R->screen.cur.col]);
1940
1941 if (showcursor && R->TermWin.focus)
1942 {
1943 *srp ^= RS_RVid;
1944#ifndef NO_CURSORCOLOR
1945 cc1 = *srp & (RS_fgMask | RS_bgMask);
1946 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2080 if (ISSET_PIXCOLOR (Color_cursor2))
1947 ccol1 = Color_cursor; 2081 ccol2 = Color_cursor2;
1948 else 2082 else
2083#endif
1949#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2084#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1950 ccol1 = GET_FGCOLOR(R->rstyle); 2085 ccol2 = bgcolor_of (rstyle);
1951#else 2086#else
1952 ccol1 = Color_fg; 2087 ccol2 = Color_bg;
1953#endif 2088#endif
1954 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2089
1955 ccol2 = Color_cursor2; 2090 if (focus)
2091 {
2092 if (option (Opt_cursorUnderline))
2093 *crp ^= RS_Uline;
1956 else 2094 else
1957#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2095 {
1958 ccol2 = GET_BGCOLOR(R->rstyle); 2096 *crp ^= RS_RVid;
1959#else
1960 ccol2 = Color_bg;
1961#endif
1962 *srp = SET_FGCOLOR(*srp, ccol1); 2097 *crp = SET_FGCOLOR (*crp, ccol1);
1963 *srp = SET_BGCOLOR(*srp, ccol2); 2098 *crp = SET_BGCOLOR (*crp, ccol2);
1964#endif
1965 }
1966
1967 while (IS_WIDE (*srp))
1968 cursorwidth++, srp++;
1969 }
1970
1971 /* make sure no outline cursor is left around */
1972 setoldcursor = 0;
1973 if (ocrow != -1) {
1974 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1975 || R->screen.cur.col != R->oldcursor.col) {
1976 if (ocrow < R->TermWin.nrow
1977 && R->oldcursor.col < R->TermWin.ncol) {
1978 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1979 } 2099 }
1980 if (R->TermWin.focus || !showcursor)
1981 R->oldcursor.row = -1;
1982 else
1983 setoldcursor = 1;
1984 }
1985 } else if (!R->TermWin.focus)
1986 setoldcursor = 1;
1987 if (setoldcursor) {
1988 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1989 R->oldcursor.row = -1;
1990 else {
1991 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1992 R->oldcursor.col = R->screen.cur.col;
1993 } 2100 }
1994 } 2101 }
2102
2103 /* make sure no outline cursor is left around */
2104 setoldcursor = 0;
2105 if (ocrow != -1)
2106 {
2107 if (screen.cur.row - view_start != ocrow
2108 || screen.cur.col != oldcursor.col)
2109 {
2110 if (ocrow < nrow
2111 && oldcursor.col < ncol)
2112 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2113
2114 if (focus || !showcursor)
2115 oldcursor.row = -1;
2116 else
2117 setoldcursor = 1;
2118 }
1995 } 2119 }
2120 else if (!focus)
2121 setoldcursor = 1;
2122
2123 if (setoldcursor)
2124 {
2125 if (screen.cur.row - view_start >= nrow)
2126 oldcursor.row = -1;
2127 else
2128 {
2129 oldcursor.row = screen.cur.row - view_start;
2130 oldcursor.col = screen.cur.col;
2131 }
2132 }
2133 }
1996 2134
1997#ifndef NO_SLOW_LINK_SUPPORT 2135#ifndef NO_SLOW_LINK_SUPPORT
1998/* 2136 /*
1999 * D: CopyArea pass - very useful for slower links 2137 * D: CopyArea pass - very useful for slower links
2000 * This has been deliberately kept simple. 2138 * This has been deliberately kept simple.
2001 */ 2139 */
2002 i = R->num_scr; 2140 if (!display->is_local
2003 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2141 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2004 && abs(i) < R->TermWin.nrow && !must_clear) 2142 && abs (num_scr) < nrow && !have_bg)
2005 { 2143 {
2006 int16_t nits; 2144 int16_t nits;
2007 int j; 2145 int i = num_scr;
2008 rend_t *drp2; 2146 int j;
2009 text_t *dtp2; 2147 int len, wlen;
2010 int len, wlen; 2148 dLocal (int, num_scr);
2011 2149
2012 j = R->TermWin.nrow; 2150 j = nrow;
2013 wlen = len = -1; 2151 wlen = len = -1;
2014 row = i > 0 ? 0 : j - 1; 2152 row = i > 0 ? 0 : j - 1;
2153
2015 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2154 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2016 { 2155 {
2017 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2156 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2018 { 2157 {
2019 stp = R->screen.text[row + row_offset]; 2158 line_t s = ROW(view_start + row);
2020 srp = R->screen.rend[row + row_offset];
2021 dtp = R->drawn_text[row]; 2159 line_t d = drawn_buf[row];
2022 dtp2 = R->drawn_text[row + i]; 2160 line_t d2 = drawn_buf[row + i];
2023 drp = R->drawn_rend[row];
2024 drp2 = R->drawn_rend[row + i];
2025 2161
2026 for (nits = 0, col = R->TermWin.ncol; col--; ) 2162 for (nits = 0, col = ncol; col--; )
2027 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2163 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2028 nits--; 2164 nits--;
2029 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2165 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2030 nits++; 2166 nits++;
2031 2167
2032 if (nits > 8) /* XXX: arbitrary choice */ 2168 if (nits > 8) /* XXX: arbitrary choice */
2169 {
2170 for (col = ncol; col--; )
2171 {
2172 *d.t++ = *d2.t++;
2173 *d.r++ = *d2.r++;
2174 }
2175
2176 if (len == -1)
2177 len = row;
2178
2179 wlen = row;
2180 continue;
2181 }
2182 }
2183
2184 if (len >= 0)
2185 {
2186 /* also comes here at end if needed because of >= above */
2187 if (wlen < len)
2188 ::swap (wlen, len);
2189
2190 XGCValues gcv;
2191
2192 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2193 XCopyArea (dpy, vt, vt,
2194 gc, 0, Row2Pixel (len + i),
2195 (unsigned int)this->width,
2196 (unsigned int)Height2Pixel (wlen - len + 1),
2197 0, Row2Pixel (len));
2198 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2199
2200 len = -1;
2201 }
2202 }
2203 }
2204#endif
2205
2206 /*
2207 * E: main pass across every character
2208 */
2209 for (row = 0; row < nrow; row++)
2210 {
2211 text_t *stp = ROW(view_start + row).t;
2212 rend_t *srp = ROW(view_start + row).r;
2213 text_t *dtp = drawn_buf[row].t;
2214 rend_t *drp = drawn_buf[row].r;
2215
2216 /*
2217 * E2: OK, now the real pass
2218 */
2219 int ypixel = (int)Row2Pixel (row);
2220
2221 for (col = 0; col < ncol; col++)
2222 {
2223 /* compare new text with old - if exactly the same then continue */
2224 if (stp[col] == dtp[col] /* Must match characters to skip. */
2225 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2226 || (stp[col] == ' ' /* space w/ no background change */
2227 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2228 continue;
2229
2230 // redraw one or more characters
2231
2232 // seek to the beginning of wide characters
2233 while (expect_false (stp[col] == NOCHAR && col > 0))
2234 --col;
2235
2236 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2237 text_t *text = stp + col;
2238 int count = 1;
2239
2240 dtp[col] = stp[col];
2241 drp[col] = rend;
2242
2243 int xpixel = Col2Pixel (col);
2244
2245 for (i = 0; ++col < ncol; )
2246 {
2247 if (stp[col] == NOCHAR)
2248 {
2249 dtp[col] = stp[col];
2250 drp[col] = srp[col];
2251
2252 count++;
2253 i++;
2254
2255 continue;
2256 }
2257
2258 if (!RS_SAME (rend, srp[col]))
2259 break;
2260
2261 count++;
2262
2263 if (stp[col] != dtp[col]
2264 || !RS_SAME (srp[col], drp[col]))
2265 {
2266 if (have_bg && (i++ > count / 2))
2267 break;
2268
2269 dtp[col] = stp[col];
2270 drp[col] = rend;
2271 i = 0;
2272 }
2273 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2274 break;
2275 }
2276
2277 col--; /* went one too far. move back */
2278 count -= i; /* dump any matching trailing chars */
2279
2280 // sometimes we optimize away the trailing NOCHAR's, add them back
2281 while (expect_false (i && text[count] == NOCHAR))
2282 count++, i--;
2283
2284 /*
2285 * Determine the attributes for the string
2286 */
2287 int fore = fgcolor_of (rend); // desired foreground
2288 int back = bgcolor_of (rend); // desired background
2289
2290 // only do special processing if any attributes are set, which is unlikely
2291 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2292 {
2293 bool invert = rend & RS_RVid;
2294
2295#ifndef NO_BOLD_UNDERLINE_REVERSE
2296 if (rend & RS_Bold && fore == Color_fg)
2297 {
2298 if (ISSET_PIXCOLOR (Color_BD))
2299 fore = Color_BD;
2300# if !ENABLE_STYLES
2301 else
2302 invert = !invert;
2303# endif
2304 }
2305
2306 if (rend & RS_Italic && fore == Color_fg)
2307 {
2308 if (ISSET_PIXCOLOR (Color_IT))
2309 fore = Color_IT;
2310# if !ENABLE_STYLES
2311 else
2312 invert = !invert;
2313# endif
2314 }
2315
2316 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2317 fore = Color_UL;
2318#endif
2319
2320#ifdef OPTION_HC
2321 if (rend & RS_Sel)
2322 {
2323 /* invert the column if no highlightColor is set or it is the
2324 * current cursor column */
2325 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2326 && ISSET_PIXCOLOR (Color_HC))
2327 {
2328 if (ISSET_PIXCOLOR (Color_HTC))
2329 fore = Color_HTC;
2330 // if invert is 0 reverse video is set so we use bg color as fg color
2331 else if (!invert)
2332 fore = back;
2333
2334 back = Color_HC;
2335 invert = 0;
2336 }
2337 }
2338#endif
2339
2340 if (invert)
2341 {
2342 ::swap (fore, back);
2343
2344#ifndef NO_BOLD_UNDERLINE_REVERSE
2345 if (fore == back)
2346 {
2347 fore = Color_bg;
2348 back = Color_fg;
2349 }
2350#endif
2351 }
2352
2353#ifdef TEXT_BLINK
2354 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2355 {
2356 if (!text_blink_ev.is_active ())
2357 {
2358 text_blink_ev.again ();
2359 hidden_text = 0;
2360 }
2361 else if (hidden_text)
2362 fore = back;
2363 }
2364#endif
2365
2366#if ENABLE_STYLES
2367 // "careful" (too wide) character handling
2368
2369 // include previous careful character(s) if possible, looks nicer (best effort...)
2370 while (text > stp
2371 && srp[text - stp - 1] & RS_Careful
2372 && RS_SAME (rend, srp[text - stp - 1]))
2373 text--, count++, xpixel -= fwidth;
2374
2375 // force redraw after "careful" characters to avoid pixel droppings
2376 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2377 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2378
2379 // force redraw before "careful" characters to avoid pixel droppings
2380 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2381 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2382#endif
2383 }
2384
2385 /*
2386 * Actually do the drawing of the string here
2387 */
2388 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2389
2390 if (expect_true (have_bg && back == Color_bg))
2391 {
2392 // this is very ugly, maybe push it into ->draw?
2393
2394 for (i = 0; i < count; i++) /* don't draw empty strings */
2395 if (text[i] != ' ')
2033 { 2396 {
2034 for (col = R->TermWin.ncol; col--; ) 2397 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2035 { 2398 goto did_clear;
2036 *dtp++ = *dtp2++;
2037 *drp++ = *drp2++;
2038 }
2039
2040 if (len == -1)
2041 len = row;
2042
2043 wlen = row;
2044 continue;
2045 } 2399 }
2400
2401 CLEAR_CHARS (xpixel, ypixel, count);
2402 did_clear: ;
2046 } 2403 }
2404 else
2405 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2047 2406
2048 if (len != -1) 2407 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2049 { 2408 {
2050 /* also comes here at end if needed because of >= above */ 2409#if ENABLE_FRILLS
2051 if (wlen < len) 2410 if (ISSET_PIXCOLOR (Color_underline))
2052 SWAP_IT(wlen, len, int); 2411 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2053 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2054 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2055 R->TermWin.gc, 0, Row2Pixel(len + i),
2056 (unsigned int)TermWin_TotalWidth(),
2057 (unsigned int)Height2Pixel(wlen - len + 1),
2058 0, Row2Pixel(len));
2059 len = -1;
2060 }
2061 }
2062 }
2063#endif
2064
2065/*
2066 * E: main pass across every character
2067 */
2068 for (row = 0; row < R->TermWin.nrow; row++)
2069 {
2070 stp = R->screen.text[row + row_offset];
2071 srp = R->screen.rend[row + row_offset];
2072 dtp = R->drawn_text[row];
2073 drp = R->drawn_rend[row];
2074
2075/*
2076 * E2: OK, now the real pass
2077 */
2078 int ypixel = (int)Row2Pixel(row);
2079
2080 for (col = 0; col < R->TermWin.ncol; col++)
2081 {
2082 /* compare new text with old - if exactly the same then continue */
2083 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2084
2085 if (stp[col] == dtp[col] /* Must match characters to skip. */
2086 && (rend == drp[col] /* Either rendition the same or */
2087 || (stp[col] == ' ' /* space w/ no background change */
2088 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2089 continue;
2090
2091 text_t *text = stp + col;
2092 int count = 1;
2093
2094 /* redraw one or more characters */
2095
2096 dtp[col] = stp[col];
2097 drp[col] = rend;
2098
2099 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2100 continue;
2101
2102 int xpixel = Col2Pixel(col);
2103
2104 // this loop looks very messy, it can probably be optimized
2105 // and cleaned a bit by you?
2106 for (i = 0; ++col < R->TermWin.ncol; )
2107 {
2108 if (stp[col] == NOCHAR)
2109 {
2110 dtp[col] = stp[col];
2111 drp[col] = rend;
2112 count++;
2113
2114 if (i) // only possible skip if char unchanged
2115 i++;
2116
2117 continue;
2118 }
2119
2120 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2121 break;
2122
2123 count++;
2124
2125 if (stp[col] != dtp[col]
2126 || srp[col] != drp[col])
2127 {
2128 if (must_clear && (i++ > (count / 2)))
2129 break;
2130
2131 dtp[col] = stp[col];
2132 drp[col] = rend;
2133 i = 0;
2134 }
2135 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2136 break;
2137 }
2138
2139 col--; /* went one too far. move back */
2140 count -= i; /* dump any matching trailing chars */
2141
2142/*
2143 * Determine the attributes for the string
2144 */
2145 int fid = GET_FONT(rend);
2146 fore = GET_FGCOLOR(rend);
2147 back = GET_BGCOLOR(rend);
2148 rend = GET_ATTR(rend);
2149
2150 rvid = (rend & RS_RVid) ? 1 : 0;
2151#ifdef OPTION_HC
2152 if (!rvid && (rend & RS_Blink))
2153 {
2154 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2155 back = Color_HC;
2156 else 2412 else
2157 rvid = !rvid; /* fall back */
2158 }
2159#endif
2160 if (rvid)
2161 {
2162 SWAP_IT(fore, back, int);
2163
2164#ifndef NO_BOLD_UNDERLINE_REVERSE
2165 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2166# ifndef NO_CURSORCOLOR
2167 && !ISSET_PIXCOLOR(R, Color_cursor)
2168# endif 2413#endif
2169 ) 2414 XSetForeground (dpy, gc, pix_colors[fore]);
2170 back = Color_RV;
2171#endif
2172 }
2173#ifndef NO_BOLD_UNDERLINE_REVERSE
2174 else if (rend & RS_Bold)
2175 {
2176 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD))
2177 {
2178 fore = Color_BD;
2179# ifndef VERYBOLD
2180 rend &= ~RS_Bold; /* we've taken care of it */
2181# endif
2182 }
2183 }
2184 else if (rend & RS_Uline)
2185 {
2186 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2187 {
2188 fore = Color_UL;
2189 rend &= ~RS_Uline; /* we've taken care of it */
2190 }
2191 }
2192#endif
2193 2415
2194/* 2416 XDrawLine (dpy, vt, gc,
2195 * Actually do the drawing of the string here
2196 */
2197 rxvt_font *font = (*R->TermWin.fontset)[fid];
2198
2199 if (back == Color_bg)
2200 {
2201 if (must_clear)
2202 {
2203 for (i = 0; i < count; i++) /* don't draw empty strings */
2204 if (text[i] != ' ')
2205 {
2206 font->draw (xpixel, ypixel, text, count, fore, -1);
2207 goto nodraw;
2208 }
2209
2210 CLEAR_CHARS(xpixel, ypixel, count);
2211nodraw: ;
2212 }
2213 else
2214 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2215 }
2216 else
2217 font->draw (xpixel, ypixel, text, count, fore, back);
2218
2219 if ((rend & RS_Uline) && (font->descent > 1))
2220 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2221 xpixel, ypixel + font->ascent + 1, 2417 xpixel, ypixel + font->ascent + 1,
2222 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2418 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2419 }
2223 } /* for (col....) */ 2420 } /* for (col....) */
2224 } /* for (row....) */ 2421 } /* for (row....) */
2225 2422
2226/* 2423 /*
2227 * G: cleanup cursor and display outline cursor if necessary 2424 * G: cleanup cursor and display outline cursor if necessary
2228 */ 2425 */
2229 if (showcursor) { 2426 if (showcursor)
2230 if (R->TermWin.focus) { 2427 {
2231 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2428 if (focus)
2232 [R->screen.cur.col]); 2429 {
2430 if (option (Opt_cursorUnderline))
2431 *crp ^= RS_Uline;
2432 else
2433 {
2233 *srp ^= RS_RVid; 2434 *crp ^= RS_RVid;
2234#ifndef NO_CURSORCOLOR 2435#ifndef NO_CURSORCOLOR
2235 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2436 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2236#endif 2437#endif
2438 }
2439 }
2237 } else if (R->oldcursor.row >= 0) { 2440 else if (oldcursor.row >= 0)
2441 {
2442 int cursorwidth = 1;
2443 int col = oldcursor.col;
2444
2445 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2446 col--;
2447
2448 while (col + cursorwidth < ncol
2449 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2450 cursorwidth++;
2451
2238#ifndef NO_CURSORCOLOR 2452#ifndef NO_CURSORCOLOR
2239 unsigned long gcmask; /* Graphics Context mask */
2240
2241 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) { 2453 if (ISSET_PIXCOLOR (Color_cursor))
2242 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]); 2454 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2243 } 2455 else
2244#endif 2456#endif
2245 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2457 XSetForeground (dpy, gc, pix_colors[ccol1]);
2458
2459 XDrawRectangle (dpy, vt, gc,
2246 Col2Pixel(R->oldcursor.col), 2460 Col2Pixel (col),
2247 Row2Pixel(R->oldcursor.row), 2461 Row2Pixel (oldcursor.row),
2248 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2462 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2249 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1)); 2463 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2250 } 2464 }
2251 } 2465 }
2252/* 2466
2467 /*
2253 * H: cleanup selection 2468 * H: cleanup selection
2254 */ 2469 */
2470#if ENABLE_OVERLAY
2471 scr_swap_overlay ();
2472#endif
2473 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2474
2255 rxvt_scr_reverse_selection(aR); 2475 scr_reverse_selection ();
2256 2476
2257/* 2477 screen.flags = old_screen_flags;
2258 * I: other general cleanup
2259 */
2260 if (clearfirst && R->TermWin.int_bwidth)
2261 /*
2262 * clear the whole screen height, note that width == 0 is treated
2263 * specially by XClearArea
2264 */
2265 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2266 (unsigned int)R->TermWin.int_bwidth,
2267 (unsigned int)TermWin_TotalHeight(), False);
2268 if (clearlast && R->TermWin.int_bwidth)
2269 /*
2270 * clear the whole screen height, note that width == 0 is treated
2271 * specially by XClearArea
2272 */
2273 XClearArea(R->Xdisplay, R->TermWin.vt,
2274 R->TermWin.width + R->TermWin.int_bwidth, 0,
2275 (unsigned int)R->TermWin.int_bwidth,
2276 (unsigned int)TermWin_TotalHeight(), False);
2277 if (refresh_type & SMOOTH_REFRESH)
2278 XSync(R->Xdisplay, False);
2279
2280 R->num_scr = 0; 2478 num_scr = 0;
2281 R->num_scr_allow = 1; 2479 num_scr_allow = 1;
2282 R->want_refresh = 0; /* screen is current */
2283} 2480}
2284/* ------------------------------------------------------------------------- */
2285 2481
2286/* EXTPROTO */
2287void 2482void
2288rxvt_scr_clear(pR) 2483rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2289{ 2484{
2290 if (!R->TermWin.mapped) 2485 if (!l.t)
2291 return; 2486 return;
2292 R->num_scr_allow = 0;
2293 R->want_refresh = 1;
2294#ifdef TRANSPARENT
2295 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2296 int i;
2297 2487
2298 if (!(R->Options & Opt_transparent_all)) 2488 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2299 i = 0; 2489
2300 else 2490 for (int i = ncol; i--; )
2301 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2491 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2302 for (; i--;) 2492}
2303 if (R->TermWin.parent[i] != None) 2493
2304 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2494void
2495rxvt_term::scr_remap_chars () NOTHROW
2496{
2497 for (int i = total_rows; i--; )
2498 scr_remap_chars (row_buf [i]);
2499
2500 for (int i = nrow; i--; )
2305 } 2501 {
2306#endif 2502 scr_remap_chars (drawn_buf [i]);
2307 XClearWindow(R->Xdisplay, R->TermWin.vt); 2503 scr_remap_chars (swap_buf [i]);
2504 }
2308} 2505}
2309 2506
2310/* ------------------------------------------------------------------------- */
2311/* INTPROTO */
2312void 2507void
2313rxvt_scr_reverse_selection(pR) 2508rxvt_term::scr_recolour () NOTHROW
2314{ 2509{
2315 int i, col, row, end_row; 2510#ifdef HAVE_BG_PIXMAP
2316 rend_t *srp; 2511 bgPixmap.apply ();
2317
2318 if (R->selection.op && R->current_screen == R->selection.screen) {
2319 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2320 i = R->selection.beg.row + R->TermWin.saveLines;
2321 row = R->selection.end.row + R->TermWin.saveLines;
2322 if (i >= end_row)
2323 col = R->selection.beg.col;
2324 else {
2325 col = 0;
2326 i = end_row;
2327 }
2328 end_row += R->TermWin.nrow;
2329 for (; i < row && i < end_row; i++, col = 0)
2330 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2331#ifndef OPTION_HC
2332 srp[col] ^= RS_RVid;
2333#else 2512#else
2334 srp[col] ^= RS_Blink; 2513
2514 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2515 XClearWindow (dpy, parent[0]);
2516 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2517
2518 if (scrollBar.win)
2519 {
2520 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2521 scrollBar.state = STATE_IDLE;
2522 scrollBar.show (0);
2523 }
2524
2335#endif 2525#endif
2336 if (i == row && i < end_row) 2526
2337 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2527 /* bgPixmap.apply () does not do the following : */
2338#ifndef OPTION_HC 2528 scr_clear ();
2339 srp[col] ^= RS_RVid; 2529 scr_touch (true);
2340#else 2530 want_refresh = 1;
2341 srp[col] ^= RS_Blink; 2531}
2532
2533/* ------------------------------------------------------------------------- */
2534void
2535rxvt_term::scr_clear (bool really) NOTHROW
2536{
2537 if (!mapped)
2538 return;
2539
2540 num_scr_allow = 0;
2541 want_refresh = 1;
2542
2543 if (really)
2544 XClearWindow (dpy, vt);
2545}
2546
2547void
2548rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2549{
2550 int view_end = view_start + nrow;
2551 int row, col;
2552
2553 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2554 {
2555 text_t *stp = ROW(row).t;
2556 rend_t *srp = ROW(row).r;
2557
2558 for (col = beg_col; col < end_col; col++)
2559 srp[col] ^= rstyle1;
2560
2561 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2562 srp[col] ^= rstyle2;
2563
2564 if (++col < end_col)
2565 srp[col] ^= rstyle2;
2566 }
2567}
2568
2569void
2570rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2571{
2572 int view_end = view_start + nrow;
2573 int row, col;
2574
2575 if (beg_row >= view_start)
2576 {
2577 col = beg_col;
2578 row = beg_row;
2579 }
2580 else
2581 {
2582 col = 0;
2583 row = view_start;
2584 }
2585
2586 for (; row < min (end_row, view_end); row++, col = 0)
2587 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2588 srp[col] ^= rstyle;
2589
2590 if (row == end_row)
2591 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2592 srp[col] ^= rstyle;
2593}
2594
2595/* ------------------------------------------------------------------------- */
2596void
2597rxvt_term::scr_reverse_selection () NOTHROW
2598{
2599 if (selection.op
2600 && current_screen == selection.screen
2601 && selection.end.row >= view_start)
2602 {
2603#if !ENABLE_MINIMAL
2604 if (selection.rect)
2605 scr_xor_rect (selection.beg.row, selection.beg.col,
2606 selection.end.row, selection.end.col,
2607 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2608 else
2342#endif 2609#endif
2610 scr_xor_span (selection.beg.row, selection.beg.col,
2611 selection.end.row, selection.end.col,
2612 RS_Sel | RS_RVid);
2343 } 2613 }
2344} 2614}
2345 2615
2346/* ------------------------------------------------------------------------- */ 2616/* ------------------------------------------------------------------------- */
2347/* 2617/*
2348 * Dump the whole scrollback and screen to the passed filedescriptor. The 2618 * Dump the whole scrollback and screen to the passed filedescriptor. The
2349 * invoking routine must close the fd. 2619 * invoking routine must close the fd.
2350 */ 2620 */
2351#if 0 2621#if 0
2352/* EXTPROTO */
2353void 2622void
2354rxvt_scr_dump(pR_ int fd) 2623rxvt_term::scr_dump (int fd) NOTHROW
2355{ 2624{
2356 int row, wrote; 2625 int row, wrote;
2357 unsigned int width, towrite; 2626 unsigned int width, towrite;
2358 char r1[] = "\n"; 2627 char r1[] = "\n";
2359 2628
2360 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2629 for (row = saveLines + top_row;
2361 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2630 row < saveLines + nrow - 1; row++)
2362 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2631 {
2363 : R->TermWin.ncol; 2632 width = row_buf[row].l >= 0 ? row_buf[row].l
2633 : ncol;
2364 for (towrite = width; towrite; towrite -= wrote) { 2634 for (towrite = width; towrite; towrite -= wrote)
2635 {
2365 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2636 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2366 towrite); 2637 towrite);
2367 if (wrote < 0) 2638 if (wrote < 0)
2368 return; /* XXX: death, no report */ 2639 return; /* XXX: death, no report */
2369 } 2640 }
2370 if (R->screen.tlen[row] >= 0) 2641 if (row_buf[row].l >= 0)
2371 if (write(fd, r1, 1) <= 0) 2642 if (write (fd, r1, 1) <= 0)
2372 return; /* XXX: death, no report */ 2643 return; /* XXX: death, no report */
2373 } 2644 }
2374} 2645}
2375#endif 2646#endif
2376 2647
2377/* ------------------------------------------------------------------------- * 2648/* ------------------------------------------------------------------------- *
2378 * CHARACTER SELECTION * 2649 * CHARACTER SELECTION *
2379 * ------------------------------------------------------------------------- */ 2650 * ------------------------------------------------------------------------- */
2380
2381/*
2382 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2383 */
2384/* EXTPROTO */
2385void 2651void
2386rxvt_selection_check(pR_ int check_more) 2652rxvt_term::selection_check (int check_more) NOTHROW
2387{ 2653{
2388 row_col_t pos; 2654 row_col_t pos;
2389 2655
2390 if (!R->selection.op) 2656 if (!selection.op)
2391 return; 2657 return;
2392 2658
2393 pos.row = pos.col = 0; 2659 pos.row = pos.col = 0;
2394 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2660 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2395 || (R->selection.beg.row >= R->TermWin.nrow) 2661 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2396 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2662 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2397 || (R->selection.mark.row >= R->TermWin.nrow)
2398 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2399 || (R->selection.end.row >= R->TermWin.nrow)
2400 || (check_more == 1 2663 || (check_more == 1
2401 && R->current_screen == R->selection.screen 2664 && current_screen == selection.screen
2402 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2665 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2403 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2666 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2404 || (check_more == 2 2667 || (check_more == 2
2405 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2668 && ROWCOL_IS_BEFORE (selection.beg, pos)
2406 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2669 && ROWCOL_IS_AFTER (selection.end, pos))
2407 || (check_more == 3 2670 || (check_more == 3
2408 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2671 && ROWCOL_IS_AFTER (selection.end, pos))
2409 || (check_more == 4 /* screen width change */ 2672 || (check_more == 4 /* screen width change */
2410 && (R->selection.beg.row != R->selection.end.row 2673 && (selection.beg.row != selection.end.row
2411 || R->selection.end.col > R->TermWin.ncol))) 2674 || selection.end.col > ncol)))
2412 CLEAR_SELECTION(R); 2675 CLEAR_SELECTION ();
2413} 2676}
2414 2677
2415/* ------------------------------------------------------------------------- */ 2678/* ------------------------------------------------------------------------- */
2416/* 2679/*
2417 * Paste a selection direct to the command fd 2680 * Paste a selection direct to the command fd
2418 */ 2681 */
2419/* INTPROTO */
2420void 2682void
2421rxvt_PasteIt (pR_ const unsigned char *data, unsigned int nitems) 2683rxvt_term::paste (char *data, unsigned int len) NOTHROW
2422{ 2684{
2423 unsigned int i, j, n;
2424 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2425
2426 /* convert normal newline chars into common keyboard Return key sequence */ 2685 /* convert normal newline chars into common keyboard Return key sequence */
2427 for (i = 0; i < nitems; i += PROP_SIZE) 2686 for (unsigned int i = 0; i < len; i++)
2428 { 2687 if (data[i] == C0_LF)
2429 n = min (nitems - i, PROP_SIZE); 2688 data[i] = C0_CR;
2430 MEMCPY (ds, data + i, n);
2431 for (j = 0; j < n; j++)
2432 if (ds[j] == '\n')
2433 ds[j] = '\r';
2434 R->tt_write (ds, (int)n);
2435 }
2436 2689
2437 free(ds); 2690 if (priv_modes & PrivMode_BracketPaste)
2691 tt_printf ("\e[200~");
2692
2693 tt_write (data, len);
2694
2695 if (priv_modes & PrivMode_BracketPaste)
2696 tt_printf ("\e[201~");
2438} 2697}
2439 2698
2440/* ------------------------------------------------------------------------- */ 2699/* ------------------------------------------------------------------------- */
2441/* 2700/*
2442 * Respond to a notification that a primary selection has been sent 2701 * Respond to a notification that a primary selection has been sent
2443 * EXT: SelectionNotify 2702 * EXT: SelectionNotify
2444 */ 2703 */
2445/* EXTPROTO */ 2704void
2446int
2447rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2705rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2448{ 2706{
2449 long nread = 0;
2450 unsigned long bytes_after;
2451 XTextProperty ct;
2452#ifdef MULTICHAR_SET
2453 int dummy_count;
2454 char **cl;
2455#endif
2456
2457 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2458
2459 if (prop == None) { /* check for failed XConvertSelection */ 2707 if (prop == None) /* check for failed XConvertSelection */
2460#ifdef MULTICHAR_SET 2708 {
2461 if ((R->selection_type & Sel_CompoundText)) { 2709 if ((selection_type & Sel_CompoundText))
2710 {
2462 int selnum = R->selection_type & Sel_whereMask; 2711 int selnum = selection_type & Sel_whereMask;
2463 2712
2464 R->selection_type = 0; 2713 selection_type = 0;
2465 if (selnum != Sel_direct) 2714 if (selnum != Sel_direct)
2466 rxvt_selection_request_other(aR_ XA_STRING, selnum); 2715 selection_request_other (XA_STRING, selnum);
2716 }
2717
2718 if ((selection_type & Sel_UTF8String))
2467 } 2719 {
2468#endif 2720 int selnum = selection_type & Sel_whereMask;
2721
2722 selection_type = Sel_CompoundText;
2723 if (selnum != Sel_direct)
2724 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2725 else
2726 selection_type = 0;
2727 }
2728
2469 return 0; 2729 return;
2730 }
2731
2732 unsigned long bytes_after;
2733 XTextProperty ct;
2734
2735 if (XGetWindowProperty (dpy, win, prop,
2736 0, PROP_SIZE / 4,
2737 delete_prop, AnyPropertyType,
2738 &ct.encoding, &ct.format,
2739 &ct.nitems, &bytes_after,
2740 &ct.value) != Success)
2470 } 2741 {
2471 for (;;) { 2742 ct.value = 0;
2472 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2743 goto bailout;
2473 (long)(PROP_SIZE / 4), delete_prop, 2744 }
2745
2746 if (ct.encoding == None)
2747 goto bailout;
2748
2749 if (bytes_after)
2750 {
2751 // fetch and append remaining data
2752 XTextProperty ct2;
2753
2754 if (XGetWindowProperty (dpy, win, prop,
2755 ct.nitems / 4, (bytes_after + 3) / 4,
2756 delete_prop, AnyPropertyType,
2474 AnyPropertyType, &ct.encoding, &ct.format, 2757 &ct2.encoding, &ct2.format,
2475 &ct.nitems, &bytes_after, 2758 &ct2.nitems, &bytes_after,
2476 &ct.value) != Success) 2759 &ct2.value) != Success)
2477 break; 2760 goto bailout;
2478 if (ct.encoding == 0) { 2761
2479 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2762 // realloc should be compatible to XFree, here, and elsewhere, too
2480 break; 2763 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2764 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2765 ct.nitems += ct2.nitems;
2766
2767 XFree (ct2.value);
2768 }
2769
2770 if (ct.value == 0)
2771 goto bailout;
2772
2773 if (ct.encoding == xa[XA_INCR])
2774 {
2775 // INCR selection, start handshake
2776 if (!delete_prop)
2777 XDeleteProperty (dpy, win, prop);
2778
2779 selection_wait = Sel_incr;
2780 incr_buf_fill = 0;
2781 incr_ev.start (10);
2782
2783 goto bailout;
2784 }
2785
2786 if (ct.nitems == 0)
2787 {
2788 if (selection_wait == Sel_incr)
2481 } 2789 {
2482 if (ct.value == NULL) { 2790 XFree (ct.value);
2483 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!")); 2791
2484 continue; 2792 // finally complete, now paste the whole thing
2793 selection_wait = Sel_normal;
2794 ct.value = (unsigned char *)incr_buf;
2795 ct.nitems = incr_buf_fill;
2796 incr_buf = 0;
2797 incr_buf_size = 0;
2798 incr_ev.stop ();
2799 }
2800 else
2485 } 2801 {
2486 if (ct.nitems == 0) {
2487 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2488 if (R->selection_wait == Sel_normal && nread == 0) { 2802 if (selection_wait == Sel_normal
2803 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2804 {
2489 /* 2805 /*
2490 * pass through again trying CUT_BUFFER0 if we've come from 2806 * pass through again trying CUT_BUFFER0 if we've come from
2491 * XConvertSelection() but nothing was presented 2807 * XConvertSelection () but nothing was presented
2492 */ 2808 */
2493 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2494 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2809 selection_paste (display->root, XA_CUT_BUFFER0, False);
2495 } 2810 }
2496 nread = -1; /* discount any previous stuff */ 2811
2497 break; 2812 goto bailout;
2813 }
2814 }
2815 else if (selection_wait == Sel_incr)
2816 {
2817 incr_ev.start (10);
2818
2819 while (incr_buf_fill + ct.nitems > incr_buf_size)
2498 } 2820 {
2499 nread += ct.nitems; 2821 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2500#ifdef MULTICHAR_SET 2822 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2823 }
2824
2825 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2826 incr_buf_fill += ct.nitems;
2827
2828 goto bailout;
2829 }
2830
2831 char **cl;
2832 int cr;
2833
2834#if !ENABLE_MINIMAL
2835 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2836 // so recode it manually
2837 if (ct.encoding == xa[XA_UTF8_STRING])
2838 {
2839 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2840 char *s = rxvt_wcstombs (w);
2841 free (w);
2842 // TODO: strlen == only the first element will be converted. well...
2843 paste (s, strlen (s));
2844 free (s);
2845 }
2846 else
2847#endif
2501 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl, 2848 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2502 &dummy_count) == Success && cl) { 2849 && cl)
2503 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0])); 2850 {
2851 for (int i = 0; i < cr; i++)
2852 paste (cl[i], strlen (cl[i]));
2853
2504 XFreeStringList(cl); 2854 XFreeStringList (cl);
2505 } else 2855 }
2506#endif 2856 else
2507 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems); 2857 paste ((char *)ct.value, ct.nitems); // paste raw
2508 if (bytes_after == 0) 2858
2509 break; 2859bailout:
2510 XFree(ct.value); 2860 XFree (ct.value);
2511 } 2861
2512 if (ct.value)
2513 XFree(ct.value);
2514 if (R->selection_wait == Sel_normal) 2862 if (selection_wait == Sel_normal)
2515 R->selection_wait = Sel_none; 2863 selection_wait = Sel_none;
2516 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2517 return (int)nread;
2518} 2864}
2519 2865
2520/*
2521 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2522 */
2523/* EXTPROTO */
2524void 2866void
2867rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2868{
2869 selection_wait = Sel_none;
2870
2871 incr_buf_size = 0;
2872 free (incr_buf);
2873
2874 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2875}
2876
2877void
2525rxvt_selection_property(pR_ Window win, Atom prop) 2878rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2526{ 2879{
2527 int reget_time = 0; 2880 if (prop == None || selection_wait != Sel_incr)
2528
2529 if (prop == None)
2530 return; 2881 return;
2531 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2532 if (R->selection_wait == Sel_normal) {
2533 int a, afmt;
2534 Atom atype;
2535 unsigned long bytes_after, nitems;
2536 unsigned char *s = NULL;
2537 2882
2538 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2883 selection_paste (win, prop, true);
2539 R->xa[XA_INCR], &atype, &afmt, &nitems,
2540 &bytes_after, &s);
2541 if (s)
2542 XFree(s);
2543 if (a != Success)
2544 return;
2545#ifndef __CYGWIN32__
2546 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2547 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2548 XDeleteProperty(R->Xdisplay, win, prop);
2549 XFlush(R->Xdisplay);
2550 reget_time = 1;
2551 R->selection_wait = Sel_incr;
2552 }
2553#endif
2554 } else if (R->selection_wait == Sel_incr) {
2555 reget_time = 1;
2556 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2557 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2558 R->selection_wait = Sel_none;
2559 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2560 }
2561 }
2562 if (reget_time) { /* received more data so reget time */
2563 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2564 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2565 }
2566} 2884}
2885
2567/* ------------------------------------------------------------------------- */ 2886/* ------------------------------------------------------------------------- */
2568/* 2887/*
2569 * Request the current selection: 2888 * Request the current selection:
2570 * Order: > internal selection if available 2889 * Order: > internal selection if available
2571 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2890 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2572 * > CUT_BUFFER0 2891 * > CUT_BUFFER0
2573 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2892 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2574 * will auto fallback to CUT_BUFFER0 2893 * will auto fallback to CUT_BUFFER0
2575 * EXT: button 2 release 2894 * EXT: button 2 release
2576 */ 2895 */
2577/* EXTPROTO */
2578void 2896void
2579rxvt_selection_request(pR_ Time tm, int x, int y) 2897rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2580{ 2898{
2581 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2899 if (selection.text && selnum == Sel_Primary)
2582 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2900 {
2583 return; /* outside window */ 2901 /* internal selection */
2902 char *str = rxvt_wcstombs (selection.text, selection.len);
2903 paste (str, strlen (str));
2904 free (str);
2905 return;
2906 }
2907 else
2908 {
2909 selection_request_time = tm;
2910 selection_wait = Sel_normal;
2584 2911
2585 if (R->selection.text != NULL) { /* internal selection */ 2912#if X_HAVE_UTF8_STRING
2586 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2913 selection_type = Sel_UTF8String;
2587 rxvt_PasteIt(aR_ R->selection.text, R->selection.len); 2914 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2588 return; 2915 return;
2589 } else {
2590 int i;
2591
2592 R->selection_request_time = tm;
2593 R->selection_wait = Sel_normal;
2594 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2595#ifdef MULTICHAR_SET
2596 R->selection_type = Sel_CompoundText;
2597#else 2916#else
2598 R->selection_type = 0; 2917 selection_type = Sel_CompoundText;
2599#endif 2918 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2600 if (rxvt_selection_request_other(aR_
2601#ifdef MULTICHAR_SET
2602 R->xa[XA_COMPOUND_TEXT],
2603#else
2604 XA_STRING,
2605#endif
2606 i))
2607 return; 2919 return;
2608 } 2920#endif
2609 } 2921 }
2922
2610 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2923 selection_wait = Sel_none; /* don't loop in selection_paste () */
2611 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2612 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2924 selection_paste (display->root, XA_CUT_BUFFER0, false);
2613} 2925}
2614 2926
2615/* INTPROTO */
2616int 2927int
2617rxvt_selection_request_other(pR_ Atom target, int selnum) 2928rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2618{ 2929{
2619 Atom sel; 2930 Atom sel;
2620#ifdef DEBUG_SELECT
2621 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2622#endif
2623 2931
2624 R->selection_type |= selnum; 2932 selection_type |= selnum;
2933
2625 if (selnum == Sel_Primary) 2934 if (selnum == Sel_Primary)
2626 sel = XA_PRIMARY; 2935 sel = XA_PRIMARY;
2627 else if (selnum == Sel_Secondary) 2936 else if (selnum == Sel_Secondary)
2628 sel = XA_SECONDARY; 2937 sel = XA_SECONDARY;
2629 else 2938 else
2630 sel = R->xa[XA_CLIPBOARD]; 2939 sel = xa[XA_CLIPBOARD];
2940
2631 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2941 if (XGetSelectionOwner (dpy, sel) != None)
2632 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2942 {
2633 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2943 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2634 R->TermWin.vt, R->selection_request_time); 2944 vt, selection_request_time);
2635 return 1; 2945 return 1;
2636 } 2946 }
2947
2637 return 0; 2948 return 0;
2638} 2949}
2639 2950
2640/* ------------------------------------------------------------------------- */ 2951/* ------------------------------------------------------------------------- */
2641/* 2952/*
2642 * Clear all selected text 2953 * Clear all selected text
2643 * EXT: SelectionClear 2954 * EXT: SelectionClear
2644 */ 2955 */
2645/* EXTPROTO */
2646void 2956void
2647rxvt_selection_clear(pR) 2957rxvt_term::selection_clear (bool clipboard) NOTHROW
2648{ 2958{
2649 D_SELECT((stderr, "rxvt_selection_clear()")); 2959 if (!clipboard)
2650 2960 {
2651 R->want_refresh = 1; 2961 want_refresh = 1;
2652 if (R->selection.text)
2653 free(R->selection.text); 2962 free (selection.text);
2654 R->selection.text = NULL; 2963 selection.text = NULL;
2655 R->selection.len = 0; 2964 selection.len = 0;
2656 CLEAR_SELECTION(R); 2965 CLEAR_SELECTION ();
2966
2967 if (display->selection_owner == this)
2968 display->selection_owner = 0;
2969 }
2970 else
2971 {
2972 free (selection.clip_text);
2973 selection.clip_text = NULL;
2974 selection.clip_len = 0;
2975
2976 if (display->clipboard_owner == this)
2977 display->clipboard_owner = 0;
2978 }
2979}
2980
2981void
2982rxvt_term::clipboard_copy (Time tm)
2983{
2984 if (selection.len > 0)
2985 {
2986 free (selection.clip_text);
2987 selection.clip_len = selection.len;
2988 selection.clip_text = (wchar_t *) malloc (sizeof (wchar_t) * selection.clip_len);
2989 memcpy (selection.clip_text, selection.text,
2990 sizeof (wchar_t) * selection.clip_len);
2991 selection_grab (tm, true);
2992 }
2657} 2993}
2658 2994
2659/* ------------------------------------------------------------------------- */ 2995/* ------------------------------------------------------------------------- */
2660/* 2996/*
2661 * Copy a selection into the cut buffer 2997 * Copy a selection into the cut buffer
2662 * EXT: button 1 or 3 release 2998 * EXT: button 1 or 3 release
2663 */ 2999 */
2664/* EXTPROTO */
2665void 3000void
2666rxvt_selection_make(pR_ Time tm) 3001rxvt_term::selection_make (Time tm)
2667{ 3002{
2668 int i, col, end_col, row, end_row; 3003 int i;
2669 unsigned char *new_selection_text; 3004 wchar_t *new_selection_text;
2670 char *str; 3005 text_t *t;
2671 text_t *t;
2672#ifdef ACS_ASCII
2673 rend_t *re;
2674#endif
2675 3006
2676 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2677 switch (R->selection.op) { 3007 switch (selection.op)
3008 {
2678 case SELECTION_CONT: 3009 case SELECTION_CONT:
2679 break; 3010 break;
2680 case SELECTION_INIT: 3011 case SELECTION_INIT:
2681 CLEAR_SELECTION(R); 3012 CLEAR_SELECTION ();
2682 /* FALLTHROUGH */ 3013 /* FALLTHROUGH */
2683 case SELECTION_BEGIN: 3014 case SELECTION_BEGIN:
2684 R->selection.op = SELECTION_DONE; 3015 selection.op = SELECTION_DONE;
2685 /* FALLTHROUGH */ 3016 /* FALLTHROUGH */
2686 default: 3017 default:
2687 return; 3018 return;
2688 } 3019 }
3020
2689 R->selection.op = SELECTION_DONE; 3021 selection.op = SELECTION_DONE;
2690 3022
2691 if (R->selection.clicks == 4) 3023 if (selection.clicks == 4)
2692 return; /* nothing selected, go away */ 3024 return; /* nothing selected, go away */
2693 3025
3026 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3027 return;
3028
2694 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 3029 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2695 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 3030 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2696 3031
2697 new_selection_text = (unsigned char *)str; 3032 int ofs = 0;
3033 int extra = 0;
2698 3034
2699 col = R->selection.beg.col; 3035 int col = selection.beg.col;
2700 MAX_IT(col, 0); 3036 int row = selection.beg.row;
2701 row = R->selection.beg.row + R->TermWin.saveLines;
2702 end_row = R->selection.end.row + R->TermWin.saveLines;
2703 3037
3038 int end_col;
3039
2704 for (; row <= end_row; row++, col = 0) 3040 for (; row <= selection.end.row; row++, col = 0)
3041 {
3042#if !ENABLE_MINIMAL
3043 if (selection.rect)
2705 { 3044 {
2706 t = &(R->screen.text[row][col]); 3045 col = selection.beg.col;
2707
2708 end_col = R->screen.tlen[row];
2709
2710 if (end_col == -1)
2711 end_col = R->TermWin.ncol; 3046 end_col = ncol + 1;
3047 }
3048 else
3049#endif
3050 end_col = ROW(row).l;
2712 3051
3052 col = max (col, 0);
3053
2713 if (row == end_row) 3054 if (row == selection.end.row
3055#if !ENABLE_MINIMAL
3056 || selection.rect
3057#endif
3058 )
2714 MIN_IT (end_col, R->selection.end.col); 3059 min_it (end_col, selection.end.col);
2715 3060
3061 t = ROW(row).t + col;
3062
2716 for (; col < end_col; col++) 3063 for (; col < end_col; col++)
3064 {
2717 if (*t == NOCHAR) 3065 if (*t == NOCHAR)
2718 t++; 3066 t++;
3067#if ENABLE_COMBINING
3068 else if (IS_COMPOSE (*t))
3069 {
3070 int len = rxvt_composite.expand (*t, 0);
3071
3072 extra -= (len - 1);
3073
3074 if (extra < 0)
3075 {
3076 extra += i;
3077 i += i;
3078 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3079 }
3080
3081 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3082 }
3083#endif
2719 else 3084 else
2720 { 3085 new_selection_text[ofs++] = *t++;
2721 int len = wctomb (str, *t++);
2722 if (len > 0)
2723 str += len;
2724 }
2725
2726 if (R->screen.tlen[row] != -1 && row != end_row)
2727 *str++ = '\n';
2728 } 3086 }
2729 3087
2730#ifndef NO_OLD_SELECTION 3088#if !ENABLE_MINIMAL
2731 if (R->selection_style == OLD_SELECT) 3089 if (selection.rect)
2732 if (end_col == R->TermWin.ncol) 3090 {
2733 *str++ = '\n'; 3091 while (ofs
3092 && new_selection_text[ofs - 1] != C0_LF
3093 && unicode::is_space (new_selection_text[ofs - 1]))
3094 --ofs;
3095
3096 new_selection_text[ofs++] = C0_LF;
3097 }
3098 else
2734#endif 3099#endif
2735#ifndef NO_NEW_SELECTION 3100 if (!ROW(row).is_longer () && row != selection.end.row)
2736 if (R->selection_style != OLD_SELECT) 3101 new_selection_text[ofs++] = C0_LF;
3102 }
3103
2737 if (end_col != R->selection.end.col) 3104 if (end_col != selection.end.col)
2738 *str++ = '\n'; 3105 new_selection_text[ofs++] = C0_LF;
2739#endif
2740 *str = '\0';
2741 3106
2742 i = str - (char *)new_selection_text; 3107 new_selection_text[ofs] = 0;
3108
2743 if (i == 0) 3109 if (ofs == 0)
2744 { 3110 {
2745 free (new_selection_text); 3111 free (new_selection_text);
2746 return; 3112 return;
2747 } 3113 }
2748 3114
2749 // due to MB_MAX_CUR, selection wastage is usually high
2750 if (str - (char *)new_selection_text > 1024)
2751 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2752
2753 R->selection.len = i;
2754 if (R->selection.text)
2755 free (R->selection.text); 3115 free (selection.text);
2756 3116
2757 R->selection.text = new_selection_text; 3117 // we usually allocate much more than necessary, so realloc it smaller again
3118 selection.len = ofs;
3119 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2758 3120
2759 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3121 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2760 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3122 return;
2761 rxvt_print_error("can't get primary selection"); 3123
2762 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3124 selection_grab (tm);
2763 PropModeReplace, R->selection.text, (int)R->selection.len); 3125}
3126
3127bool
3128rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3129{
3130 Atom sel;
3131
3132 if (!clipboard)
3133 {
2764 R->selection_time = tm; 3134 selection_time = tm;
2765 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3135 sel = XA_PRIMARY;
3136 }
3137 else
3138 {
3139 clipboard_time = tm;
3140 sel = xa[XA_CLIPBOARD];
3141 }
3142
3143 XSetSelectionOwner (dpy, sel, vt, tm);
3144 if (XGetSelectionOwner (dpy, sel) == vt)
3145 {
3146 display->set_selection_owner (this, clipboard);
3147 return true;
3148 }
3149 else
3150 {
3151 selection_clear (clipboard);
3152 return false;
3153 }
3154
3155#if 0
3156 XTextProperty ct;
3157
3158 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3159 {
3160 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3161 XFree (ct.value);
3162 }
3163#endif
2766} 3164}
2767 3165
2768/* ------------------------------------------------------------------------- */ 3166/* ------------------------------------------------------------------------- */
2769/* 3167/*
2770 * Mark or select text based upon number of clicks: 1, 2, or 3 3168 * Mark or select text based upon number of clicks: 1, 2, or 3
2771 * EXT: button 1 press 3169 * EXT: button 1 press
2772 */ 3170 */
2773/* EXTPROTO */
2774void 3171void
2775rxvt_selection_click(pR_ int clicks, int x, int y) 3172rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2776{ 3173{
2777 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2778
2779 clicks = ((clicks - 1) % 3) + 1; 3174 clicks = ((clicks - 1) % 3) + 1;
2780 R->selection.clicks = clicks; /* save clicks so extend will work */ 3175 selection.clicks = clicks; /* save clicks so extend will work */
2781 3176
3177 if (clicks == 2 && !selection.rect
3178 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3179 {
3180 MEvent.clicks = 1; // what a mess
3181 selection.screen = current_screen;
3182 selection.op = SELECTION_CONT;
3183 return;
3184 }
3185
2782 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3186 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3187
2783 if (clicks == 2 || clicks == 3) 3188 if (clicks == 2 || clicks == 3)
2784 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3189 selection_extend_colrow (selection.mark.col,
2785 R->selection.mark.row 3190 selection.mark.row - view_start,
2786 + R->TermWin.view_start,
2787 0, /* button 3 */ 3191 0, /* button 3 */
2788 1, /* button press */ 3192 1, /* button press */
2789 0); /* click change */ 3193 0); /* click change */
2790} 3194}
2791 3195
2792/* ------------------------------------------------------------------------- */ 3196/* ------------------------------------------------------------------------- */
2793/* 3197/*
2794 * Mark a selection at the specified col/row 3198 * Mark a selection at the specified col/row
2795 */ 3199 */
2796/* INTPROTO */
2797void 3200void
2798rxvt_selection_start_colrow(pR_ int col, int row) 3201rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2799{ 3202{
2800 R->want_refresh = 1; 3203 want_refresh = 1;
3204
3205 selection.mark.row = row + view_start;
2801 R->selection.mark.col = col; 3206 selection.mark.col = col;
2802 R->selection.mark.row = row - R->TermWin.view_start; 3207
2803 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3208 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2804 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3209 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3210
3211 while (selection.mark.col > 0
3212 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2805 MAX_IT(R->selection.mark.col, 0); 3213 --selection.mark.col;
2806 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2807 3214
2808 if (R->selection.op) { /* clear the old selection */ 3215 if (selection.op)
3216 {
3217 /* clear the old selection */
2809 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3218 selection.beg.row = selection.end.row = selection.mark.row;
2810 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3219 selection.beg.col = selection.end.col = selection.mark.col;
2811 } 3220 }
3221
2812 R->selection.op = SELECTION_INIT; 3222 selection.op = SELECTION_INIT;
2813 R->selection.screen = R->current_screen; 3223 selection.screen = current_screen;
2814} 3224}
2815 3225
2816/* ------------------------------------------------------------------------- */ 3226/* ------------------------------------------------------------------------- */
2817/* 3227/*
2818 * Word select: select text for 2 clicks 3228 * Word select: select text for 2 clicks
2819 * We now only find out the boundary in one direction 3229 * We now only find out the boundary in one direction
2820 */ 3230 */
2821 3231
2822/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3232/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2823#define DELIMIT_TEXT(x) \ 3233#define DELIMIT_TEXT(x) \
2824 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3234 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2825#ifdef MULTICHAR_SET
2826# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2827#else
2828# define DELIMIT_REND(x) 1 3235#define DELIMIT_REND(x) 1
2829#endif
2830 3236
2831/* INTPROTO */
2832void 3237void
2833rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3238rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2834{ 3239{
2835 int col, row, dirnadd, tcol, trow, w1, w2; 3240 int col, row, dirnadd, tcol, trow, w1, w2;
2836 row_col_t bound; 3241 row_col_t bound;
2837 text_t *stp; 3242 text_t *stp;
2838 rend_t *srp; 3243 rend_t *srp;
2839 3244
2840 if (dirn == UP) { 3245 if (dirn == UP)
2841 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3246 {
3247 bound.row = top_row - 1;
2842 bound.col = 0; 3248 bound.col = 0;
2843 dirnadd = -1; 3249 dirnadd = -1;
2844 } else { 3250 }
2845 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3251 else
3252 {
3253 bound.row = nrow;
2846 bound.col = R->TermWin.ncol - 1; 3254 bound.col = ncol - 1;
2847 dirnadd = 1; 3255 dirnadd = 1;
2848 } 3256 }
2849 row = mark->row + R->TermWin.saveLines; 3257
3258 row = mark->row;
2850 col = mark->col; 3259 col = max (mark->col, 0);
2851 MAX_IT(col, 0); 3260
2852/* find the edge of a word */ 3261 /* find the edge of a word */
2853 stp = &(R->screen.text[row][col]); 3262 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2854 w1 = DELIMIT_TEXT(*stp); 3263 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2855 3264
2856 if (R->selection_style != NEW_SELECT) { 3265 for (;;)
2857 if (w1 == 1) { 3266 {
3267 for (; col != bound.col; col += dirnadd)
3268 {
2858 stp += dirnadd; 3269 stp += dirnadd;
2859 if (DELIMIT_TEXT(*stp) == 1)
2860 goto Old_Word_Selection_You_Die;
2861 col += dirnadd;
2862 }
2863 w1 = 0;
2864 }
2865 srp = (&R->screen.rend[row][col]);
2866 w2 = DELIMIT_REND(*srp);
2867
2868 for (;;) {
2869 for (; col != bound.col; col += dirnadd) {
2870 stp += dirnadd; 3270 srp += dirnadd;
3271
3272 if (*stp == NOCHAR)
3273 continue;
3274
2871 if (DELIMIT_TEXT(*stp) != w1) 3275 if (DELIMIT_TEXT (*stp) != w1)
3276 break;
3277 if (DELIMIT_REND (*srp) != w2)
3278 break;
3279 }
3280
3281 if ((col == bound.col) && (row != bound.row))
3282 {
3283 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3284 {
3285 trow = row + dirnadd;
3286 tcol = dirn == UP ? ncol - 1 : 0;
3287
3288 if (!ROW(trow).t)
2872 break; 3289 break;
2873 srp += dirnadd; 3290
2874 if (DELIMIT_REND(*srp) != w2) 3291 stp = ROW(trow).t + tcol;
3292 srp = ROW(trow).r + tcol;
3293
3294 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2875 break; 3295 break;
2876 } 3296
2877 if ((col == bound.col) && (row != bound.row)) {
2878 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2879 trow = row + dirnadd;
2880 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2881 if (R->screen.text[trow] == NULL)
2882 break;
2883 stp = &(R->screen.text[trow][tcol]);
2884 srp = &(R->screen.rend[trow][tcol]);
2885 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2886 break;
2887 row = trow; 3297 row = trow;
2888 col = tcol; 3298 col = tcol;
2889 continue; 3299 continue;
2890 } 3300 }
2891 } 3301 }
2892 break; 3302 break;
2893 } 3303 }
2894 Old_Word_Selection_You_Die:
2895 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));
2896 3304
2897 if (dirn == DN) 3305 if (dirn == DN)
2898 col++; /* put us on one past the end */ 3306 col++; /* put us on one past the end */
2899 3307
2900/* Poke the values back in */ 3308 /* Poke the values back in */
2901 ret->row = row - R->TermWin.saveLines; 3309 ret->row = row;
2902 ret->col = col; 3310 ret->col = col;
2903} 3311}
2904 3312
2905/* ------------------------------------------------------------------------- */ 3313/* ------------------------------------------------------------------------- */
2906/* 3314/*
2907 * Extend the selection to the specified x/y pixel location 3315 * Extend the selection to the specified x/y pixel location
2908 * EXT: button 3 press; button 1 or 3 drag 3316 * EXT: button 3 press; button 1 or 3 drag
2909 * flag == 0 ==> button 1 3317 * flag == 0 ==> button 1
2910 * flag == 1 ==> button 3 press 3318 * flag == 1 ==> button 3 press
2911 * flag == 2 ==> button 3 motion 3319 * flag == 2 ==> button 3 motion
2912 */ 3320 */
2913/* EXTPROTO */
2914void 3321void
2915rxvt_selection_extend(pR_ int x, int y, int flag) 3322rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2916{ 3323{
2917 int col, row; 3324 int col = clamp (Pixel2Col (x), 0, ncol);
3325 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2918 3326
2919 col = Pixel2Col(x); 3327 /*
2920 row = Pixel2Row(y);
2921 MAX_IT(row, 0);
2922 MIN_IT(row, (int)R->TermWin.nrow - 1);
2923 MAX_IT(col, 0);
2924 MIN_IT(col, (int)R->TermWin.ncol);
2925#ifndef NO_NEW_SELECTION
2926/*
2927 * If we're selecting characters (single click) then we must check first 3328 * If we're selecting characters (single click) then we must check first
2928 * if we are at the same place as the original mark. If we are then 3329 * if we are at the same place as the original mark. If we are then
2929 * select nothing. Otherwise, if we're to the right of the mark, you have to 3330 * select nothing. Otherwise, if we're to the right of the mark, you have to
2930 * be _past_ a character for it to be selected. 3331 * be _past_ a character for it to be selected.
2931 */ 3332 */
2932 if (R->selection_style != OLD_SELECT) {
2933 if (((R->selection.clicks % 3) == 1) && !flag 3333 if (((selection.clicks % 3) == 1) && !flag
2934 && (col == R->selection.mark.col 3334 && (col == selection.mark.col
2935 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3335 && (row == selection.mark.row - view_start)))
3336 {
2936 /* select nothing */ 3337 /* select nothing */
2937 R->selection.beg.row = R->selection.end.row = 0; 3338 selection.beg.row = selection.end.row = 0;
2938 R->selection.beg.col = R->selection.end.col = 0; 3339 selection.beg.col = selection.end.col = 0;
2939 R->selection.clicks = 4; 3340 selection.clicks = 4;
2940 R->want_refresh = 1; 3341 want_refresh = 1;
2941 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2942 return; 3342 return;
2943 }
2944 } 3343 }
2945#endif 3344
2946 if (R->selection.clicks == 4) 3345 if (selection.clicks == 4)
2947 R->selection.clicks = 1; 3346 selection.clicks = 1;
3347
2948 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3348 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2949 flag == 1 ? 1 : 0, /* ? button press */ 3349 flag == 1 ? 1 : 0, /* ? button press */
2950 0); /* no click change */ 3350 0); /* no click change */
2951} 3351}
2952 3352
2953/* ------------------------------------------------------------------------- */ 3353/* ------------------------------------------------------------------------- */
2954/* 3354/*
2955 * Extend the selection to the specified col/row 3355 * Extend the selection to the specified col/row
2956 */ 3356 */
2957/* INTPROTO */
2958void 3357void
2959rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3358rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2960{ 3359{
2961 int16_t ncol = R->TermWin.ncol;
2962 int end_col;
2963 row_col_t pos; 3360 row_col_t pos;
2964 enum { 3361 enum {
2965 LEFT, RIGHT 3362 LEFT, RIGHT
2966 } closeto = RIGHT; 3363 } closeto = RIGHT;
2967 3364
2968 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));
2969 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));
2970
2971 R->want_refresh = 1; 3365 want_refresh = 1;
3366
2972 switch (R->selection.op) { 3367 switch (selection.op)
3368 {
2973 case SELECTION_INIT: 3369 case SELECTION_INIT:
2974 CLEAR_SELECTION(R); 3370 CLEAR_SELECTION ();
2975 R->selection.op = SELECTION_BEGIN; 3371 selection.op = SELECTION_BEGIN;
2976 /* FALLTHROUGH */ 3372 /* FALLTHROUGH */
2977 case SELECTION_BEGIN: 3373 case SELECTION_BEGIN:
2978 if (row != R->selection.mark.row || col != R->selection.mark.col 3374 if (row != selection.mark.row || col != selection.mark.col
2979 || (!button3 && buttonpress)) 3375 || (!button3 && buttonpress))
2980 R->selection.op = SELECTION_CONT; 3376 selection.op = SELECTION_CONT;
2981 break; 3377 break;
2982 case SELECTION_DONE: 3378 case SELECTION_DONE:
2983 R->selection.op = SELECTION_CONT; 3379 selection.op = SELECTION_CONT;
2984 /* FALLTHROUGH */ 3380 /* FALLTHROUGH */
2985 case SELECTION_CONT: 3381 case SELECTION_CONT:
2986 break; 3382 break;
2987 case SELECTION_CLEAR: 3383 case SELECTION_CLEAR:
2988 rxvt_selection_start_colrow(aR_ col, row); 3384 selection_start_colrow (col, row);
2989 /* FALLTHROUGH */ 3385 /* FALLTHROUGH */
2990 default: 3386 default:
2991 return; 3387 return;
2992 } 3388 }
3389
2993 if (R->selection.beg.col == R->selection.end.col 3390 if (selection.beg.col == selection.end.col
2994 && R->selection.beg.col != R->selection.mark.col 3391 && selection.beg.col != selection.mark.col
2995 && R->selection.beg.row == R->selection.end.row 3392 && selection.beg.row == selection.end.row
2996 && R->selection.beg.row != R->selection.mark.row) { 3393 && selection.beg.row != selection.mark.row)
3394 {
2997 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3395 selection.beg.col = selection.end.col = selection.mark.col;
2998 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3396 selection.beg.row = selection.end.row = selection.mark.row;
2999 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));
3000 } 3397 }
3001 3398
3002 pos.col = col; 3399 pos.col = col;
3003 pos.row = row; 3400 pos.row = view_start + row;
3004 3401
3005 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3402 /*
3006 3403 * This is mainly xterm style selection with a couple of differences, mainly
3007#ifndef NO_OLD_SELECTION 3404 * in the way button3 drag extension works.
3008/* 3405 * We're either doing: button1 drag; button3 press; or button3 drag
3009 * This mimics some of the selection behaviour of version 2.20 and before. 3406 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3010 * There are no ``selection modes'', button3 is always character extension. 3407 * is always at the left/right edge of the selection.
3011 * Note: button3 drag is always available, c.f. v2.20 3408 * b) button3 press: extend/contract character/word/line at whichever edge of
3012 * Selection always terminates (left or right as appropriate) at the mark. 3409 * the selection we are closest to.
3410 * c) button3 drag : extend/contract character/word/line - we select around
3411 * a point/word/line which is either the start or end of the selection
3412 * and it was decided by whichever point/word/line was `fixed' at the
3413 * time of the most recent button3 press
3013 */ 3414 */
3014 if (R->selection_style == OLD_SELECT) { 3415 if (button3 && buttonpress)
3015 if (R->selection.clicks == 1 || button3) { 3416 {
3016 if (R->hate_those_clicks) { 3417 /* button3 press */
3017 R->hate_those_clicks = 0; 3418 /*
3018 if (R->selection.clicks == 1) { 3419 * first determine which edge of the selection we are closest to
3019 R->selection.beg.row = R->selection.mark.row; 3420 */
3020 R->selection.beg.col = R->selection.mark.col; 3421 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3021 } else { 3422 || (!ROWCOL_IS_AFTER (pos, selection.end)
3423 && (((pos.col - selection.beg.col)
3424 + ((pos.row - selection.beg.row) * ncol))
3425 < ((selection.end.col - pos.col)
3426 + ((selection.end.row - pos.row) * ncol)))))
3427 closeto = LEFT;
3428
3429 if (closeto == LEFT)
3430 {
3431 selection.beg.row = pos.row;
3432 selection.beg.col = pos.col;
3433 selection.mark.row = selection.end.row;
3434 selection.mark.col = selection.end.col - (selection.clicks == 2);
3435 }
3436 else
3437 {
3438 selection.end.row = pos.row;
3439 selection.end.col = pos.col;
3022 R->selection.mark.row = R->selection.beg.row; 3440 selection.mark.row = selection.beg.row;
3023 R->selection.mark.col = R->selection.beg.col; 3441 selection.mark.col = selection.beg.col;
3442 }
3443 }
3444 else
3445 {
3446 /* button1 drag or button3 drag */
3447 if (ROWCOL_IS_AFTER (selection.mark, pos))
3448 {
3449 if (selection.mark.row == selection.end.row
3450 && selection.mark.col == selection.end.col
3451 && clickchange
3452 && selection.clicks == 2)
3453 selection.mark.col--;
3454
3455 selection.beg.row = pos.row;
3456 selection.beg.col = pos.col;
3457 selection.end.row = selection.mark.row;
3458 selection.end.col = selection.mark.col + (selection.clicks == 2);
3459 }
3460 else
3461 {
3462 selection.beg.row = selection.mark.row;
3463 selection.beg.col = selection.mark.col;
3464 selection.end.row = pos.row;
3465 selection.end.col = pos.col;
3466 }
3467 }
3468
3469 if (selection.clicks == 1)
3470 {
3471 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3472 && !ROW(selection.beg.row).is_longer ()
3473#if !ENABLE_MINIMAL
3474 && !selection.rect
3475#endif
3476 )
3477 selection.beg.col = ncol;
3478
3479 if (
3480 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3481 && !ROW(selection.end.row).is_longer ()
3482#if !ENABLE_MINIMAL
3483 && !selection.rect
3484#endif
3485 )
3486 selection.end.col = ncol;
3487 }
3488 else if (selection.clicks == 2)
3489 {
3490 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3491 selection.end.col--;
3492
3493 selection_delimit_word (UP, &selection.beg, &selection.beg);
3494 selection_delimit_word (DN, &selection.end, &selection.end);
3495 }
3496 else if (selection.clicks == 3)
3497 {
3498#if ENABLE_FRILLS
3499 if (option (Opt_tripleclickwords))
3500 {
3501 selection_delimit_word (UP, &selection.beg, &selection.beg);
3502
3503 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3504 {
3505 if (!ROW(end_row).is_longer ())
3506 {
3507 selection.end.row = end_row;
3508 selection.end.col = ROW(end_row).l;
3509# if !ENABLE_MINIMAL
3510 selection_remove_trailing_spaces ();
3511# endif
3512 break;
3024 } 3513 }
3025 } 3514 }
3026 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3027 R->selection.end.row = R->selection.mark.row;
3028 R->selection.end.col = R->selection.mark.col + 1;
3029 R->selection.beg.row = pos.row;
3030 R->selection.beg.col = pos.col;
3031 } else {
3032 R->selection.beg.row = R->selection.mark.row;
3033 R->selection.beg.col = R->selection.mark.col;
3034 R->selection.end.row = pos.row;
3035 R->selection.end.col = pos.col + 1;
3036 } 3515 }
3037 } else if (R->selection.clicks == 2) { 3516 else
3038 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3517#endif
3039 &(R->selection.beg)); 3518 {
3040 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3519 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3041 &(R->selection.end)); 3520 selection.mark.col++;
3042 R->hate_those_clicks = 1; 3521
3043 } else if (R->selection.clicks == 3) {
3044 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3045 R->selection.beg.col = 0; 3522 selection.beg.col = 0;
3046 R->selection.end.col = ncol; 3523 selection.end.col = ncol;
3047 R->hate_those_clicks = 1; 3524
3048 } 3525 // select a complete logical line
3049 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)); 3526 while (selection.beg.row > -saveLines
3050 return; 3527 && ROW(selection.beg.row - 1).is_longer ())
3051 } 3528 selection.beg.row--;
3052#endif /* ! NO_OLD_SELECTION */ 3529
3053#ifndef NO_NEW_SELECTION 3530 while (selection.end.row < nrow
3054/* selection_style must not be OLD_SELECT to get here */ 3531 && ROW(selection.end.row).is_longer ())
3055/* 3532 selection.end.row++;
3056 * This is mainly xterm style selection with a couple of differences, mainly
3057 * in the way button3 drag extension works.
3058 * We're either doing: button1 drag; button3 press; or button3 drag
3059 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3060 * is always at the left/right edge of the R->selection.
3061 * b) button3 press: extend/contract character/word/line at whichever edge of
3062 * the selection we are closest to.
3063 * c) button3 drag : extend/contract character/word/line - we select around
3064 * a point/word/line which is either the start or end of the selection
3065 * and it was decided by whichever point/word/line was `fixed' at the
3066 * time of the most recent button3 press
3067 */
3068 if (button3 && buttonpress) { /* button3 press */
3069 /* 3533 }
3070 * first determine which edge of the selection we are closest to 3534 }
3071 */ 3535
3072 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3536 if (button3 && buttonpress)
3073 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3537 {
3074 && (((pos.col - R->selection.beg.col) 3538 /* mark may need to be changed */
3075 + ((pos.row - R->selection.beg.row) * ncol))
3076 < ((R->selection.end.col - pos.col)
3077 + ((R->selection.end.row - pos.row) * ncol)))))
3078 closeto = LEFT;
3079 if (closeto == LEFT) { 3539 if (closeto == LEFT)
3080 R->selection.beg.row = pos.row; 3540 {
3081 R->selection.beg.col = pos.col;
3082 R->selection.mark.row = R->selection.end.row; 3541 selection.mark.row = selection.end.row;
3083 R->selection.mark.col = R->selection.end.col 3542 selection.mark.col = selection.end.col - (selection.clicks == 2);
3084 - (R->selection.clicks == 2); 3543 }
3085 } else { 3544 else
3086 R->selection.end.row = pos.row; 3545 {
3087 R->selection.end.col = pos.col;
3088 R->selection.mark.row = R->selection.beg.row; 3546 selection.mark.row = selection.beg.row;
3089 R->selection.mark.col = R->selection.beg.col; 3547 selection.mark.col = selection.beg.col;
3090 }
3091 } else { /* button1 drag or button3 drag */
3092 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3093 if ((R->selection.mark.row == R->selection.end.row)
3094 && (R->selection.mark.col == R->selection.end.col)
3095 && clickchange && R->selection.clicks == 2)
3096 R->selection.mark.col--;
3097 R->selection.beg.row = pos.row;
3098 R->selection.beg.col = pos.col;
3099 R->selection.end.row = R->selection.mark.row;
3100 R->selection.end.col = R->selection.mark.col
3101 + (R->selection.clicks == 2);
3102 } else {
3103 R->selection.beg.row = R->selection.mark.row;
3104 R->selection.beg.col = R->selection.mark.col;
3105 R->selection.end.row = pos.row;
3106 R->selection.end.col = pos.col;
3107 }
3108 }
3109
3110 if (R->selection.clicks == 1) {
3111 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3112 if (end_col != -1 && R->selection.beg.col > end_col) {
3113#if 1
3114 R->selection.beg.col = ncol;
3115#else
3116 if (R->selection.beg.row != R->selection.end.row)
3117 R->selection.beg.col = ncol;
3118 else
3119 R->selection.beg.col = R->selection.mark.col;
3120#endif
3121 }
3122 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3123 if (end_col != -1 && R->selection.end.col > end_col)
3124 R->selection.end.col = ncol;
3125
3126 } else if (R->selection.clicks == 2) {
3127 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3128 R->selection.end.col--;
3129 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3130 &(R->selection.beg));
3131 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3132 &(R->selection.end));
3133 } else if (R->selection.clicks == 3) {
3134#ifndef NO_FRILLS
3135 if ((R->Options & Opt_tripleclickwords)) {
3136 int end_row;
3137
3138 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3139 &(R->selection.beg));
3140 end_row = R->screen.tlen[R->selection.mark.row
3141 + R->TermWin.saveLines];
3142 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3143 end_row++) {
3144 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3145 if (end_col != -1) {
3146 R->selection.end.row = end_row;
3147 R->selection.end.col = end_col;
3148 rxvt_selection_remove_trailing_spaces(aR);
3149 break;
3150 }
3151 }
3152 } else
3153#endif
3154 { 3548 }
3155 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3156 R->selection.mark.col++;
3157 R->selection.beg.col = 0;
3158 R->selection.end.col = ncol;
3159 }
3160 } 3549 }
3161 if (button3 && buttonpress) { /* mark may need to be changed */
3162 if (closeto == LEFT) {
3163 R->selection.mark.row = R->selection.end.row;
3164 R->selection.mark.col = R->selection.end.col
3165 - (R->selection.clicks == 2);
3166 } else {
3167 R->selection.mark.row = R->selection.beg.row;
3168 R->selection.mark.col = R->selection.beg.col;
3169 }
3170 }
3171 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));
3172#endif /* ! NO_NEW_SELECTION */
3173}
3174 3550
3175#ifndef NO_FRILLS 3551#if !ENABLE_MINIMAL
3176/* INTPROTO */ 3552 if (selection.rect && selection.beg.col > selection.end.col)
3553 ::swap (selection.beg.col, selection.end.col);
3554#endif
3555}
3556
3557#if !ENABLE_MINIMAL
3177void 3558void
3178rxvt_selection_remove_trailing_spaces(pR) 3559rxvt_term::selection_remove_trailing_spaces () NOTHROW
3179{ 3560{
3180 int32_t end_col, end_row; 3561 int32_t end_col, end_row;
3181 text_t *stp; 3562 text_t *stp;
3182 3563
3183 end_col = R->selection.end.col; 3564 end_col = selection.end.col;
3184 end_row = R->selection.end.row; 3565 end_row = selection.end.row;
3566
3185 for ( ; end_row >= R->selection.beg.row; ) { 3567 for (; end_row >= selection.beg.row; )
3186 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3568 {
3569 stp = ROW(end_row).t;
3570
3187 while (--end_col >= 0) { 3571 while (--end_col >= 0)
3188 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3189 break;
3190 } 3572 {
3191 if (end_col >= 0 3573 if (stp[end_col] != NOCHAR
3192 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3574 && !unicode::is_space (stp[end_col]))
3193 R->selection.end.col = end_col + 1;
3194 R->selection.end.row = end_row;
3195 break; 3575 break;
3196 } 3576 }
3577
3578 if (end_col >= 0
3579 || !ROW(end_row - 1).is_longer ())
3580 {
3581 selection.end.col = end_col + 1;
3582 selection.end.row = end_row;
3583 break;
3584 }
3585
3197 end_row--; 3586 end_row--;
3198 end_col = R->TermWin.ncol; 3587 end_col = ncol;
3199 } 3588 }
3589
3200 if (R->selection.mark.row > R->selection.end.row) { 3590 if (selection.mark.row > selection.end.row)
3591 {
3201 R->selection.mark.row = R->selection.end.row; 3592 selection.mark.row = selection.end.row;
3202 R->selection.mark.col = R->selection.end.col; 3593 selection.mark.col = selection.end.col;
3594 }
3203 } else if (R->selection.mark.row == R->selection.end.row 3595 else if (selection.mark.row == selection.end.row
3204 && R->selection.mark.col > R->selection.end.col) 3596 && selection.mark.col > selection.end.col)
3205 R->selection.mark.col = R->selection.end.col; 3597 selection.mark.col = selection.end.col;
3206} 3598}
3207#endif 3599#endif
3208 3600
3209/* ------------------------------------------------------------------------- */ 3601/* ------------------------------------------------------------------------- */
3210/* 3602/*
3211 * Double click on button 3 when already selected 3603 * Double click on button 3 when already selected
3212 * EXT: button 3 double click 3604 * EXT: button 3 double click
3213 */ 3605 */
3214/* EXTPROTO */
3215void 3606void
3216rxvt_selection_rotate(pR_ int x, int y) 3607rxvt_term::selection_rotate (int x, int y) NOTHROW
3217{ 3608{
3218 R->selection.clicks = R->selection.clicks % 3 + 1; 3609 selection.clicks = selection.clicks % 3 + 1;
3219 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3610 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3220} 3611}
3221
3222/* ------------------------------------------------------------------------- */
3223/*
3224 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3225 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3226 * the X11 protocol.
3227 */
3228typedef CARD32 Atom32;
3229 3612
3230/* ------------------------------------------------------------------------- */ 3613/* ------------------------------------------------------------------------- */
3231/* 3614/*
3232 * Respond to a request for our current selection 3615 * Respond to a request for our current selection
3233 * EXT: SelectionRequest 3616 * EXT: SelectionRequest
3234 */ 3617 */
3235/* EXTPROTO */
3236void 3618void
3237rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3619rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3238{ 3620{
3239 XSelectionEvent ev; 3621 XSelectionEvent ev;
3622
3623 ev.type = SelectionNotify;
3624 ev.property = None;
3625 ev.display = rq.display;
3626 ev.requestor = rq.requestor;
3627 ev.selection = rq.selection;
3628 ev.target = rq.target;
3629 ev.time = rq.time;
3630
3631 if (rq.target == xa[XA_TARGETS])
3632 {
3633 Atom target_list[6];
3634 Atom *target = target_list;
3635
3636 *target++ = xa[XA_TARGETS];
3637 *target++ = xa[XA_TIMESTAMP];
3638 *target++ = XA_STRING;
3639 *target++ = xa[XA_TEXT];
3640 *target++ = xa[XA_COMPOUND_TEXT];
3641#if X_HAVE_UTF8_STRING
3642 *target++ = xa[XA_UTF8_STRING];
3643#endif
3644
3645 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3646 32, PropModeReplace,
3647 (unsigned char *)target_list, target - target_list);
3648 ev.property = rq.property;
3649 }
3650#if TODO // TODO
3651 else if (rq.target == xa[XA_MULTIPLE])
3652 {
3653 /* TODO: Handle MULTIPLE */
3654 }
3655#endif
3656 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3657 {
3658 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3659 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3660 ev.property = rq.property;
3661 }
3662 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3663 {
3664 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3665 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3666 ev.property = rq.property;
3667 }
3668 else if (rq.target == XA_STRING
3669 || rq.target == xa[XA_TEXT]
3670 || rq.target == xa[XA_COMPOUND_TEXT]
3671 || rq.target == xa[XA_UTF8_STRING]
3672 )
3673 {
3674 XTextProperty ct;
3675 Atom target = rq.target;
3676 short freect = 0;
3677 int selectlen;
3678 wchar_t *cl;
3679 enum {
3680 enc_string = XStringStyle,
3681 enc_text = XStdICCTextStyle,
3682 enc_compound_text = XCompoundTextStyle,
3683#ifdef X_HAVE_UTF8_STRING
3684 enc_utf8 = XUTF8StringStyle,
3685#else
3686 enc_utf8 = -1,
3687#endif
3688 } style;
3689
3690 if (target == XA_STRING)
3691 // we actually don't do XA_STRING, but who cares, as i18n clients
3692 // will ask for another format anyways.
3693 style = enc_string;
3694 else if (target == xa[XA_TEXT])
3695 style = enc_text;
3696 else if (target == xa[XA_COMPOUND_TEXT])
3697 style = enc_compound_text;
3698#if !ENABLE_MINIMAL
3699 else if (target == xa[XA_UTF8_STRING])
3700 style = enc_utf8;
3701#endif
3702 else
3703 {
3704 target = xa[XA_COMPOUND_TEXT];
3705 style = enc_compound_text;
3706 }
3707
3708 if (rq.selection == XA_PRIMARY && selection.text)
3709 {
3710 cl = selection.text;
3711 selectlen = selection.len;
3712 }
3713 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3714 {
3715 cl = selection.clip_text;
3716 selectlen = selection.clip_len;
3717 }
3718 else
3719 {
3720 cl = L"";
3721 selectlen = 0;
3722 }
3723
3724#if !ENABLE_MINIMAL
3725 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3726 // so recode it manually
3727 if (style == enc_utf8)
3728 {
3729 freect = 1;
3730 ct.encoding = target;
3731 ct.format = 8;
3732 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3733 ct.nitems = strlen ((char *)ct.value);
3734 }
3735 else
3736#endif
3737 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3738 freect = 1;
3739 else
3740 {
3741 /* if we failed to convert then send it raw */
3742 ct.value = (unsigned char *)cl;
3743 ct.nitems = selectlen;
3744 ct.encoding = target;
3745 }
3746
3747 XChangeProperty (dpy, rq.requestor, rq.property,
3748 ct.encoding, 8, PropModeReplace,
3749 ct.value, (int)ct.nitems);
3750 ev.property = rq.property;
3751
3752 if (freect)
3753 XFree (ct.value);
3754 }
3755
3756 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3757}
3758
3759/* ------------------------------------------------------------------------- */
3240#ifdef USE_XIM 3760#ifdef USE_XIM
3241 Atom32 target_list[4]; 3761void
3242#else 3762rxvt_term::im_set_position (XPoint &pos) NOTHROW
3243 Atom32 target_list[3]; 3763{
3244#endif 3764 XWindowAttributes xwa;
3245 Atom target;
3246 XTextProperty ct;
3247 XICCEncodingStyle style;
3248 char *cl[2], dummy[1];
3249 3765
3250 ev.type = SelectionNotify; 3766 XGetWindowAttributes (dpy, vt, &xwa);
3251 ev.property = None;
3252 ev.display = rq->display;
3253 ev.requestor = rq->requestor;
3254 ev.selection = rq->selection;
3255 ev.target = rq->target;
3256 ev.time = rq->time;
3257 3767
3258 if (rq->target == R->xa[XA_TARGETS]) { 3768 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3259 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3769 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3260 target_list[1] = (Atom32) XA_STRING; 3770}
3261 target_list[2] = (Atom32) R->xa[XA_TEXT];
3262#ifdef USE_XIM
3263 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3264#endif 3771#endif
3265 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3266 (8 * sizeof(target_list[0])), PropModeReplace,
3267 (unsigned char *)target_list,
3268 (sizeof(target_list) / sizeof(target_list[0])));
3269 ev.property = rq->property;
3270 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3271 /* TODO: Handle MULTIPLE */
3272 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3273 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3274 (8 * sizeof(Time)), PropModeReplace,
3275 (unsigned char *)&R->selection_time, 1);
3276 ev.property = rq->property;
3277 } else if (rq->target == XA_STRING
3278 || rq->target == R->xa[XA_COMPOUND_TEXT]
3279 || rq->target == R->xa[XA_TEXT]) {
3280#ifdef USE_XIM
3281 short freect = 0;
3282#endif
3283 int selectlen;
3284 3772
3285#ifdef USE_XIM 3773#if ENABLE_OVERLAY
3286 if (rq->target != XA_STRING) { 3774void
3287 target = R->xa[XA_COMPOUND_TEXT]; 3775rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3288 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3776{
3289 ? XCompoundTextStyle : XStdICCTextStyle; 3777 if (nrow < 1 || ncol < 1)
3290 } else 3778 return;
3291#endif 3779
3292 { 3780 want_refresh = 1;
3293 target = XA_STRING; 3781
3294 style = XStringStyle; 3782 scr_overlay_off ();
3295 } 3783
3296 if (R->selection.text) { 3784 if (x < 0) x = ncol - w;
3297 cl[0] = (char *)R->selection.text; 3785 if (y < 0) y = nrow - h;
3298 selectlen = R->selection.len; 3786
3299 } else { 3787 // make space for border
3300 cl[0] = dummy; 3788 w += 2; min_it (w, ncol);
3301 *dummy = '\0'; 3789 h += 2; min_it (h, nrow);
3302 selectlen = 0; 3790
3303 } 3791 x -= 1; clamp_it (x, 0, ncol - w);
3304#ifdef USE_XIM 3792 y -= 1; clamp_it (y, 0, nrow - h);
3305 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3793
3306 == Success) /* if we failed to convert then send it raw */ 3794 ov.x = x; ov.y = y;
3307 freect = 1; 3795 ov.w = w; ov.h = h;
3796
3797 ov.text = new text_t *[h];
3798 ov.rend = new rend_t *[h];
3799
3800 for (y = 0; y < h; y++)
3801 {
3802 text_t *tp = ov.text[y] = new text_t[w];
3803 rend_t *rp = ov.rend[y] = new rend_t[w];
3804
3805 text_t t0, t1, t2;
3806 rend_t r = OVERLAY_RSTYLE;
3807
3808 if (y == 0)
3809 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3810 else if (y < h - 1)
3811 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3308 else 3812 else
3309#endif 3813 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3310 { 3814
3311 ct.value = (unsigned char *)cl[0]; 3815 *tp++ = t0;
3312 ct.nitems = selectlen; 3816 *rp++ = r;
3817
3818 for (x = w - 2; x > 0; --x)
3313 } 3819 {
3314 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3820 *tp++ = t1;
3315 target, 8, PropModeReplace, 3821 *rp++ = r;
3316 ct.value, (int)ct.nitems); 3822 }
3317 ev.property = rq->property; 3823
3318#ifdef USE_XIM 3824 *tp = t2;
3319 if (freect) 3825 *rp = r;
3320 XFree(ct.value); 3826 }
3321#endif 3827}
3828
3829void
3830rxvt_term::scr_overlay_off () NOTHROW
3831{
3832 if (!ov.text)
3833 return;
3834
3835 want_refresh = 1;
3836
3837 for (int y = 0; y < ov.h; y++)
3322 } 3838 {
3323 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3839 delete [] ov.text[y];
3840 delete [] ov.rend[y];
3841 }
3842
3843 delete [] ov.text; ov.text = 0;
3844 delete [] ov.rend; ov.rend = 0;
3324} 3845}
3325 3846
3847void
3848rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3849{
3850 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3851 return;
3852
3853 x++, y++;
3854
3855 ov.text[y][x] = text;
3856 ov.rend[y][x] = rend;
3857}
3858
3859void
3860rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3861{
3862 while (*s)
3863 scr_overlay_set (x++, y, *s++);
3864}
3865
3866void
3867rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3868{
3869 while (*s)
3870 {
3871 text_t t = *s++;
3872 int width = WCWIDTH (t);
3873
3874 while (width--)
3875 {
3876 scr_overlay_set (x++, y, t);
3877 t = NOCHAR;
3878 }
3879 }
3880}
3881
3882void
3883rxvt_term::scr_swap_overlay () NOTHROW
3884{
3885 if (!ov.text)
3886 return;
3887
3888 // hide cursor if it is within the overlay area
3889 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3890 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3891 screen.flags &= ~Screen_VisibleCursor;
3892
3893 // swap screen mem with overlay
3894 for (int y = ov.h; y--; )
3895 {
3896 text_t *t1 = ov.text[y];
3897 rend_t *r1 = ov.rend[y];
3898
3899 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3900 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3901
3902 for (int x = ov.w; x--; )
3903 {
3904 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3905 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3906 }
3907 }
3908}
3909
3910#endif
3326/* ------------------------------------------------------------------------- * 3911/* ------------------------------------------------------------------------- */
3327 * MOUSE ROUTINES *
3328 * ------------------------------------------------------------------------- */
3329 3912
3330/*
3331 * return col/row values corresponding to x/y pixel values
3332 */
3333/* EXTPROTO */
3334void
3335rxvt_pixel_position(pR_ int *x, int *y)
3336{
3337 *x = Pixel2Col(*x);
3338/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3339 *y = Pixel2Row(*y);
3340/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3341}
3342/* ------------------------------------------------------------------------- */
3343#ifdef USE_XIM
3344/* EXTPROTO */
3345void
3346rxvt_setPosition(pR_ XPoint *pos)
3347{
3348 XWindowAttributes xwa;
3349
3350 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3351 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3352 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3353 - R->TermWin.lineSpace;
3354}
3355#endif
3356/* ------------------------------------------------------------------------- */
3357
3358/* ------------------------------------------------------------------------- *
3359 * DEBUG ROUTINES *
3360 * ------------------------------------------------------------------------- */
3361#if 0
3362/* INTPROTO */
3363void
3364rxvt_debug_colors(void)
3365{
3366 int color;
3367 const char *name[] = {
3368 "fg", "bg",
3369 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3370 };
3371
3372 fprintf(stderr, "Color ( ");
3373 if (R->rstyle & RS_RVid)
3374 fprintf(stderr, "rvid ");
3375 if (R->rstyle & RS_Bold)
3376 fprintf(stderr, "bold ");
3377 if (R->rstyle & RS_Blink)
3378 fprintf(stderr, "blink ");
3379 if (R->rstyle & RS_Uline)
3380 fprintf(stderr, "uline ");
3381 fprintf(stderr, "): ");
3382
3383 color = GET_FGCOLOR(R->rstyle);
3384#ifndef NO_BRIGHTCOLOR
3385 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3386 color -= (minBrightCOLOR - minCOLOR);
3387 fprintf(stderr, "bright ");
3388 }
3389#endif
3390 fprintf(stderr, "%s on ", name[color]);
3391
3392 color = GET_BGCOLOR(R->rstyle);
3393#ifndef NO_BRIGHTCOLOR
3394 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3395 color -= (minBrightCOLOR - minCOLOR);
3396 fprintf(stderr, "bright ");
3397 }
3398#endif
3399 fprintf(stderr, "%s\n", name[color]);
3400}
3401#endif

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