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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.3 by pcg, Tue Nov 25 11:52:42 2003 UTC vs.
Revision 1.311 by root, Wed Oct 15 14:48:22 2008 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.3 2003/11/25 11:52:42 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
48#define TABSIZE 8 /* default tab size */ 43#define PASTE_SIZE 32768
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) 90#define CLEAR_CHARS(x, y, num) \
97 91 if (mapped) \
98#define CLEAR_ROWS(row, num) \ 92 XClearArea (dpy, vt, x, y, \
99 if (R->TermWin.mapped) \ 93 (unsigned int)Width2Pixel (num), \
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) \
105 if (R->TermWin.mapped) \
106 XClearArea(R->Xdisplay, drawBuffer, x, y, \
107 (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
146 if (tp[row] == NULL) {
147 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width);
148 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width);
149 }
150 rxvt_blank_line (aR_ tp[row], rp[row], width, efs);
151} 135}
152 136
153/* ------------------------------------------------------------------------- * 137/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 138 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 139 * ------------------------------------------------------------------------- */
156/* EXTPROTO */ 140
157void 141void
158rxvt_scr_reset(pR) 142rxvt_term::scr_reset ()
159{ 143{
160 unsigned int ncol, nrow, prev_ncol, prev_nrow, 144#if ENABLE_OVERLAY
161 total_rows, prev_total_rows; 145 scr_overlay_off ();
162 unsigned int p, q; 146#endif
163 int k;
164 rend_t setrstyle;
165 147
166 D_SCREEN((stderr, "rxvt_scr_reset()")); 148 rvideo_mode = false;
167 149 view_start = 0;
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R);
170 R->num_scr = 0; 150 num_scr = 0;
171 151
172 prev_ncol = R->prev_ncol; 152 if (ncol == 0)
173 prev_nrow = R->prev_nrow; 153 ncol = 80;
174 if (R->TermWin.ncol == 0) 154
175 R->TermWin.ncol = 80; 155 if (nrow == 0)
176 if (R->TermWin.nrow == 0) 156 nrow = 24;
177 R->TermWin.nrow = 24; 157
178 ncol = R->TermWin.ncol;
179 nrow = R->TermWin.nrow;
180 if (ncol == prev_ncol && nrow == prev_nrow) 158 if (ncol == prev_ncol && nrow == prev_nrow)
181 return; 159 return;
182 160
161 if (current_screen != PRIMARY)
162 scr_swap_screen ();
163
164 // we need at least two lines for wrapping to work correctly
165 while (nrow + saveLines < 2)
166 {
167 //TODO//FIXME
168 saveLines++;
169 prev_nrow--;
170 top_row--;
171 }
172
183 R->want_refresh = 1; 173 want_refresh = 1;
184 174
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 175 int prev_total_rows = prev_nrow + saveLines;
176 total_rows = nrow + saveLines;
187 177
188 R->screen.tscroll = 0; 178 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 179 screen.bscroll = nrow - 1;
190 180
191 if (prev_nrow == 0) { 181 if (!row_buf)
192/* 182 {
183 /*
193 * A: first time called so just malloc everything : don't rely on realloc 184 * 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 185 */
195 */ 186 top_row = 0;
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 187 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 *));
200 188
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 189 talloc = new rxvt_salloc (ncol * sizeof (text_t));
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 190 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
203 191
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 192 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 *)); 193 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 194 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208 195
209 for (p = 0; p < nrow; p++) { 196 for (int row = nrow; row--; )
210 q = p + R->TermWin.saveLines; 197 {
211 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, 198 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
212 q, DEFAULT_RSTYLE); 199 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
213 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend, 200 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
214 p, DEFAULT_RSTYLE); 201 }
215 R->screen.tlen[q] = R->swap.tlen[p] = 0; 202
216 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend, 203 memset (charsets, 'B', sizeof (charsets));
217 p, DEFAULT_RSTYLE);
218 }
219 MEMSET(R->charsets, 'B', sizeof(R->charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->rstyle = DEFAULT_RSTYLE; 204 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 205 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 206 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 207 screen.charset = 0;
225 R->current_screen = PRIMARY; 208 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 209 scr_cursor (SAVE);
210
227#if NSCREENS 211#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 212 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 213 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 214 swap.charset = 0;
231 R->current_screen = SECONDARY; 215 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 216 scr_cursor (SAVE);
233 R->current_screen = PRIMARY; 217 current_screen = PRIMARY;
234#endif 218#endif
219
235 R->selection.text = NULL; 220 selection.text = NULL;
236 R->selection.len = 0; 221 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 222 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 223 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 224 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 225 }
241 R->rvideo = 0; 226 else
242 227 {
243 } else { 228 /*
244/*
245 * B1: add or delete rows as appropriate 229 * add or delete rows as appropriate
246 */ 230 */
247 setrstyle = DEFAULT_RSTYLE;
248 231
232 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
233 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
234
235#if 0
249 if (nrow < prev_nrow) { 236 if (nrow < prev_nrow)
250 /* delete rows */ 237 {
251 k = min(R->TermWin.nscrolled, prev_nrow - nrow); 238 for (int row = nrow; row < prev_nrow; row++)
252 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1); 239 {
253 for (p = nrow; p < prev_nrow; p++) { 240 lfree (swap_buf [row]);
254 q = p + R->TermWin.saveLines; 241 lfree (drawn_buf[row]);
255 if (R->screen.text[q]) { 242 }
243 }
244#endif
245
246 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
247 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
248
249 for (int row = min (nrow, prev_nrow); row--; )
250 {
251 lresize (drawn_buf[row]);
252 lresize (swap_buf [row]);
253 }
254
255 for (int row = prev_nrow; row < nrow; row++)
256 {
257 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
258 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
259 }
260
261 line_t *old_buf = row_buf;
262 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
263
264 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
265 int pend = MOD (term_start + top_row , prev_total_rows);
266 int q = total_rows; // rewrapped row
267
268 if (top_row)
269 {
270 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
271 // to come up with a lean and mean algorithm.
272
273 row_col_t ocur = screen.cur;
274 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
275
276 do
277 {
278 p = MOD (p - 1, prev_total_rows);
256#ifdef DEBUG_STRICT 279#ifdef DEBUG_STRICT
257 assert(R->screen.rend[q]); 280 assert (old_buf [MOD (p, prev_total_rows)].t);
258#endif 281#endif
259 free(R->screen.text[q]); 282 int plines = 1;
260 free(R->screen.rend[q]); 283 int llen = old_buf [MOD (p, prev_total_rows)].l;
261 } 284
262 if (R->swap.text[p]) { 285 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
263#ifdef DEBUG_STRICT 286 {
264 assert(R->swap.rend[p]); 287 p = MOD (p - 1, prev_total_rows);
265#endif 288
266 free(R->swap.text[p]); 289 plines++;
267 free(R->swap.rend[p]); 290 llen += prev_ncol;
268 } 291 }
269#ifdef DEBUG_STRICT 292
270 assert(R->drawn_text[p] && R->drawn_rend[p]); 293 int qlines = max (0, (llen - 1) / ncol) + 1;
271#endif 294
272 free(R->drawn_text[p]); 295 // drop partial lines completely
273 free(R->drawn_rend[p]); 296 if (q < qlines)
297 break;
298
299 q -= qlines;
300
301 int lofs = 0;
302 line_t *qline;
303
304 // re-assemble the full line by destination lines
305 for (int qrow = q; qlines--; qrow++)
306 {
307 qline = row_buf + qrow;
308 lalloc (*qline);
309 qline->l = ncol;
310 qline->is_longer (1);
311
312 int qcol = 0;
313
314 // see below for cursor adjustment rationale
315 if (p == ocur.row)
316 screen.cur.row = q - (total_rows - nrow);
317
318 // fill a single destination line
319 while (lofs < llen && qcol < ncol)
320 {
321 int prow = lofs / prev_ncol;
322 int pcol = lofs % prev_ncol;
323
324 prow = MOD (p + prow, prev_total_rows);
325
326 // we only adjust the cursor _row_ and put it into
327 // the topmost line of "long line" it was in, as
328 // this seems to upset applications/shells/readline
329 // least.
330 if (prow == ocur.row)
331 screen.cur.row = q - (total_rows - nrow);
332
333 line_t &pline = old_buf [prow];
334
335 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
336
337 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
338 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
339
340 lofs += len;
341 qcol += len;
342 }
343 }
344
345 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
346 qline->is_longer (0);
347 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
348 }
349 while (p != pend && q > 0);
350
351 term_start = total_rows - nrow;
352 top_row = q - term_start;
353
354 // make sure all terminal lines exist
355 while (top_row > 0)
356 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
357 }
358 else
359 {
360 // if no scrollback exists (yet), wing, instead of wrap
361
362 for (int row = min (nrow, prev_nrow); row--; )
363 {
364 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
365 line_t &qline = row_buf [row];
366
367 qline = pline;
368 lresize (qline);
369 }
370
371 for (int row = prev_nrow; row < nrow; row++)
372 {
373 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
374 }
375
376 term_start = 0;
377 }
378
379 free (old_buf);
380 delete old_ta;
381 delete old_ra;
382
383 clamp_it (screen.cur.row, 0, nrow - 1);
384 clamp_it (screen.cur.col, 0, ncol - 1);
385
386 free (tabs);
274 } 387 }
275 /* we have fewer rows so fix up cursor position */
276 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1);
277 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1);
278 388
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 389 CLEAR_ALL_SELECTION ();
280 390
281 } else if (nrow > prev_nrow) {
282 /* add rows */
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */
284
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow);
286 for (p = prev_total_rows; p < total_rows; p++) {
287 R->screen.tlen[p] = 0;
288 R->screen.text[p] = NULL;
289 R->screen.rend[p] = NULL;
290 }
291 for (p = prev_total_rows; p < total_rows - k; p++)
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
293 p, setrstyle);
294 for (p = prev_nrow; p < nrow; p++) {
295 R->swap.tlen[p] = 0;
296 R->swap.text[p] = NULL;
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 }
305 if (k > 0) {
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1);
307 R->screen.cur.row += k;
308 R->screen.s_cur.row += k;
309 R->TermWin.nscrolled -= k;
310 }
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
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char));
361
362 for (p = 0; p < ncol; p++)
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
364
365 R->prev_nrow = nrow; 391 prev_nrow = nrow;
366 R->prev_ncol = ncol; 392 prev_ncol = ncol;
367 393
368 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->cmd_pid); 394 tabs = (char *)rxvt_malloc (ncol);
369}
370 395
371/* INTPROTO */ 396 for (int col = ncol; --col; )
372void 397 tabs [col] = col % TABSIZE == 0;
373rxvt_scr_reset_realloc(pR)
374{
375 uint16_t total_rows, nrow;
376 398
377 nrow = R->TermWin.nrow; 399 if (current_screen != PRIMARY)
378 total_rows = nrow + R->TermWin.saveLines; 400 scr_swap_screen ();
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 *));
384 401
385 R->screen.tlen = (int16_t *)rxvt_realloc(R->screen.tlen, total_rows * sizeof(int16_t)); 402 tt_winch ();
386 R->swap.tlen = (int16_t *)rxvt_realloc(R->swap.tlen , total_rows * sizeof(int16_t));
387 403
388 R->screen.rend = (rend_t **)rxvt_realloc(R->screen.rend, total_rows * sizeof(rend_t *)); 404 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
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} 405}
394 406
395/* ------------------------------------------------------------------------- */ 407/* ------------------------------------------------------------------------- */
396/* 408/*
397 * Free everything. That way malloc debugging can find leakage. 409 * Free everything. That way malloc debugging can find leakage.
398 */ 410 */
399/* EXTPROTO */
400void 411void
401rxvt_scr_release(pR) 412rxvt_term::scr_release () NOTHROW
402{ 413{
403 uint16_t total_rows; 414 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 } 415 {
416 for (i = 0; i < R->TermWin.nrow; i++) { 416 delete talloc; talloc = 0;
417 free(R->drawn_text[i]); 417 delete ralloc; ralloc = 0;
418 free(R->drawn_rend[i]); 418
419 free(R->swap.text[i]); 419 free (row_buf);
420 free(R->swap.rend[i]); 420 free (swap_buf);
421 } 421 free (drawn_buf);
422 free(R->screen.text);
423 free(R->screen.tlen);
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); 422 free (tabs);
433 423
434/* NULL these so if anything tries to use them, we'll know about it */ 424 row_buf = 0; // signal that we freed all the arrays
435 R->screen.text = R->drawn_text = R->swap.text = NULL; 425 }
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} 426}
442 427
443/* ------------------------------------------------------------------------- */ 428/* ------------------------------------------------------------------------- */
444/* 429/*
445 * Hard reset 430 * Hard reset
446 */ 431 */
447/* EXTPROTO */
448void 432void
449rxvt_scr_poweron(pR) 433rxvt_term::scr_poweron ()
450{ 434{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 435 scr_release ();
454 R->prev_nrow = R->prev_ncol = 0; 436 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 437 scr_reset ();
456 438
457 rxvt_scr_clear(aR); 439 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 440 scr_refresh ();
459#ifdef RXVT_GRAPHICS
460 rxvt_Gr_reset(aR);
461#endif
462} 441}
463 442
464/* ------------------------------------------------------------------------- * 443/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 444 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 445 * ------------------------------------------------------------------------- */
467/* 446/*
468 * Save and Restore cursor 447 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 448 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 449 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 450 */
472/* EXTPROTO */
473void 451void
474rxvt_scr_cursor(pR_ int mode) 452rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
475{ 453{
476 screen_t *s; 454 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 455
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 456#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->current_screen == SECONDARY) 457 if (current_screen == SECONDARY)
482 s = &(R->swap); 458 s = &swap;
483 else 459 else
484#endif 460#endif
485 s = &(R->screen); 461 s = &screen;
462
486 switch (mode) { 463 switch (mode)
464 {
487 case SAVE: 465 case SAVE:
488 s->s_cur.row = s->cur.row; 466 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 467 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->rstyle; 468 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 469 s->s_charset = screen.charset;
492 s->s_charset_char = R->charsets[s->charset]; 470 s->s_charset_char = charsets[screen.charset];
493 break; 471 break;
472
494 case RESTORE: 473 case RESTORE:
495 R->want_refresh = 1; 474 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 475 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 476 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 477 screen.flags &= ~Screen_WrapNext;
499 R->rstyle = s->s_rstyle; 478 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 479 screen.charset = s->s_charset;
501 R->charsets[s->charset] = s->s_charset_char; 480 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 481 set_font_style ();
503 break; 482 break;
504 } 483 }
484
505/* boundary check in case screen size changed between SAVE and RESTORE */ 485 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 486 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 487 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT 488#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 489 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 490 assert (s->cur.col >= 0);
511#else /* drive with your eyes closed */
512 MAX_IT(s->cur.row, 0);
513 MAX_IT(s->cur.col, 0);
514#endif 491#endif
492}
493
494void
495rxvt_term::scr_swap_screen ()
496{
497 if (!option (Opt_secondaryScreen))
498 return;
499
500 for (int i = prev_nrow; i--; )
501 ::swap (ROW(i), swap_buf [i]);
502
503 ::swap (screen.cur, swap.cur);
504
505 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
506 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
515} 507}
516 508
517/* ------------------------------------------------------------------------- */ 509/* ------------------------------------------------------------------------- */
518/* 510/*
519 * Swap between primary and secondary screens 511 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 512 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 513 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 514 */
523/* EXTPROTO */ 515void
524int
525rxvt_scr_change_screen(pR_ int scrn) 516rxvt_term::scr_change_screen (int scrn)
526{ 517{
527 int i; 518 if (scrn == current_screen)
519 return;
520
521 want_refresh = 1;
522 view_start = 0;
523
524 selection_check (2); /* check for boundary cross */
525
526 int i = current_screen; current_screen = scrn; scrn = i;
527
528#if NSCREENS 528#if NSCREENS
529 int offset; 529 if (option (Opt_secondaryScreen))
530#endif 530 {
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; 531 num_scr = 0;
547 offset = R->TermWin.saveLines; 532
548 for (i = R->prev_nrow; i--;) { 533 scr_swap_screen ();
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 534
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 535 ::swap (screen.charset, swap.charset);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 536 ::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; 537 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 538 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 } 539 }
540 else
575# endif 541#endif
576#else 542 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); 543 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
588# endif 544}
589#endif 545
546// clear WrapNext indicator, solidifying position on next line
547void
548rxvt_term::scr_do_wrap () NOTHROW
549{
550 if (!(screen.flags & Screen_WrapNext))
590 return scrn; 551 return;
552
553 screen.flags &= ~Screen_WrapNext;
554
555 screen.cur.col = 0;
556
557 if (screen.cur.row == screen.bscroll)
558 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
559 else if (screen.cur.row < nrow - 1)
560 screen.cur.row++;
591} 561}
592 562
593/* ------------------------------------------------------------------------- */ 563/* ------------------------------------------------------------------------- */
594/* 564/*
595 * Change the colour for following text 565 * Change the colour for following text
596 */ 566 */
597/* EXTPROTO */
598void 567void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 568rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 569{
570 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 571 color = fgbg;
572
602 if (fgbg == Color_fg) 573 if (fgbg == Color_fg)
603 R->rstyle = SET_FGCOLOR(R->rstyle, color); 574 rstyle = SET_FGCOLOR (rstyle, color);
604 else 575 else
605 R->rstyle = SET_BGCOLOR(R->rstyle, color); 576 rstyle = SET_BGCOLOR (rstyle, color);
606} 577}
607 578
608/* ------------------------------------------------------------------------- */ 579/* ------------------------------------------------------------------------- */
609/* 580/*
610 * Change the rendition style for following text 581 * Change the rendition style for following text
611 */ 582 */
612/* EXTPROTO */
613void 583void
614rxvt_scr_rendition(pR_ int set, int style) 584rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 585{
616 if (set) 586 if (set)
617 R->rstyle |= style; 587 rstyle |= style;
618 else if (style == ~RS_None) 588 else if (style == ~RS_None)
619 R->rstyle = DEFAULT_RSTYLE; 589 rstyle = DEFAULT_RSTYLE;
620 else 590 else
621 R->rstyle &= ~style; 591 rstyle &= ~style;
622} 592}
623 593
624/* ------------------------------------------------------------------------- */ 594/* ------------------------------------------------------------------------- */
625/* 595/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 596 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 597 * count positive ==> scroll up
628 * count negative ==> scroll down 598 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 599 */
631/* EXTPROTO */
632int 600int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 601rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
634{ 602{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 603 if (count == 0 || (row1 > row2))
639 return 0; 604 return 0;
640 605
641 R->want_refresh = 1; 606 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")); 607 num_scr += count;
643 608
644 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 609 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 610 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 611 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 612 {
648 else 613 top_row = max (top_row - count, -saveLines);
649 R->TermWin.nscrolled = (uint16_t)nscrolled;
650 if ((R->Options & Opt_scrollWithBuffer)
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;
657 614
615 // scroll everything up 'count' lines
616 term_start = (term_start + count) % total_rows;
617
618 // sever bottommost line
619 {
620 line_t &l = ROW(row2 - count);
621 l.is_longer (0);
622 l.touch ();
623 }
624
625 // erase newly scrolled-in lines
626 for (int i = count; i--; )
627 {
628 line_t &l = ROW(nrow - 1 - i);
629
630 // optimize if already cleared, can be significant on slow machines
631 // could be rolled into scr_blank_screen_mem
632 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
633 {
634 scr_blank_line (l, 0, l.l, rstyle);
635 l.l = 0;
636 l.f = 0;
637 }
638 else
639 scr_blank_screen_mem (l, rstyle);
640 }
641
642 // now copy lines below the scroll region bottom to the
643 // bottom of the screen again, so they look as if they
644 // hadn't moved.
645 for (int i = nrow; --i > row2; )
646 {
647 line_t &l1 = ROW(i - count);
648 line_t &l2 = ROW(i);
649
650 ::swap (l1, l2);
651 l2.touch ();
652 }
653
654 // move and/or clear selection, if any
658 if (R->selection.op && R->current_screen == R->selection.screen) { 655 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 656 {
660 j = R->selection.end.row + R->TermWin.saveLines; 657 selection.beg.row -= count;
661 if ((i < row1 && j > row1) 658 selection.end.row -= count;
662 || (i < row2 && j > row2) 659 selection.mark.row -= count;
663 || (i - count < row1 && i >= row1) 660
664 || (i - count > row2 && i <= row2) 661 if (selection.beg.row < top_row
665 || (j - count < row1 && j >= row1) 662 || selection.end.row < top_row
666 || (j - count > row2 && j <= row2)) { 663 || selection.mark.row < top_row)
664 {
667 CLEAR_ALL_SELECTION(R); 665 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 666 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 667 }
668 }
669
670 // finally move the view window, if desired
671 if (option (Opt_scrollWithBuffer)
672 && view_start != 0
673 && view_start != -saveLines)
674 scr_page (UP, count);
675
676 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
677 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
678 }
679 else
680 {
681 if (selection.op && current_screen == selection.screen)
682 {
683 if ((selection.beg.row < row1 && selection.end.row > row1)
684 || (selection.beg.row < row2 && selection.end.row > row2)
685 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
686 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
687 || (selection.end.row - count < row1 && selection.end.row >= row1)
688 || (selection.end.row - count > row2 && selection.end.row <= row2))
689 {
690 CLEAR_ALL_SELECTION ();
691 selection.op = SELECTION_CLEAR;
692 }
693 else if (selection.end.row >= row1 && selection.end.row <= row2)
694 {
670 /* move selected region too */ 695 /* move selected region too */
671 R->selection.beg.row -= count; 696 selection.beg.row -= count;
672 R->selection.end.row -= count; 697 selection.end.row -= count;
673 R->selection.mark.row -= count; 698 selection.mark.row -= count;
674 }
675 }
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 699
678 R->num_scr += count; 700 selection_check (0);
679 j = count; 701 }
680 if (count < 0) 702 }
681 count = -count; 703
704 // use a simple and robust scrolling algorithm, this
705 // part of scr_scroll_text is not time-critical.
706
682 i = row2 - row1 + 1; 707 int rows = row2 - row1 + 1;
683 MIN_IT(count, i);
684 708
685 if (j > 0) { 709 min_it (count, rows);
686/* A: scroll up */
687 710
688/* A1: Copy lines that will get clobbered by the rotation */ 711 line_t *temp_buf = row_buf + total_rows;
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 }
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 */
702 712
703/* B1: Copy lines that will get clobbered by the rotation */ 713 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 714 {
705 R->buf_text[i] = R->screen.text[j]; 715 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
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 }
717 716
718/* C: Resurrect lines */ 717 if (!IN_RANGE_EXC (row + count, 0, rows))
719 for (; i--; j++) { 718 scr_blank_screen_mem (temp_buf [row], rstyle);
720 R->screen.tlen[j] = 0; 719 }
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 }
727 720
728#ifdef RXVT_GRAPHICS 721 for (int row = 0; row < rows; row++)
729 if (rxvt_Gr_Displayed(aR)) 722 ROW(row1 + row) = temp_buf [row];
730 rxvt_Gr_scroll(aR_ count); 723 }
731#endif 724
732 return count; 725 return count;
733} 726}
734 727
735/* ------------------------------------------------------------------------- */ 728/* ------------------------------------------------------------------------- */
736/* 729/*
737 * Add text given in <str> of length <len> to screen struct 730 * Add text given in <str> of length <len> to screen struct
738 */ 731 */
739/* EXTPROTO */
740void 732void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 733rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 734{
735 if (len <= 0) /* sanity */
736 return;
737
743 unsigned char checksel, clearsel; 738 unsigned char checksel;
744 uint32_t c; 739 unicode_t c;
745 int i, row, last_col; 740 int ncol = this->ncol;
746 text_t *stp; 741 const wchar_t *strend = str + len;
747 rend_t *srp;
748 742
749 if (len <= 0) /* sanity */
750 return;
751
752 R->want_refresh = 1; 743 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); 744 ZERO_SCROLLBACK ();
745
757 if (nlines > 0) { 746 if (minlines > 0)
747 {
758 nlines += (R->screen.cur.row - R->screen.bscroll); 748 minlines += screen.cur.row - screen.bscroll;
759 if ((nlines > 0) 749 min_it (minlines, screen.cur.row - top_row);
750
751 if (minlines > 0
760 && (R->screen.tscroll == 0) 752 && screen.tscroll == 0
761 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 753 && screen.bscroll == nrow - 1)
754 {
762 /* _at least_ this many lines need to be scrolled */ 755 /* _at least_ this many lines need to be scrolled */
763 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 756 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
764 0); 757 screen.cur.row -= minlines;
765 R->screen.cur.row -= nlines; 758 }
766 }
767 } 759 }
760
768#ifdef DEBUG_STRICT 761#ifdef DEBUG_STRICT
769 assert(R->screen.cur.col < last_col); 762 assert (screen.cur.col < ncol);
770 assert((R->screen.cur.row < R->TermWin.nrow) 763 assert (screen.cur.row < nrow
771 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 764 && screen.cur.row >= top_row);
772#else /* drive with your eyes closed */
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 765#endif
777 row = R->screen.cur.row + R->TermWin.saveLines; 766 int row = screen.cur.row;
778 767
779 checksel = (R->selection.op 768 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
780 && R->current_screen == R->selection.screen) ? 1 : 0;
781 clearsel = 0;
782 769
783 stp = R->screen.text[row]; 770 line_t *line = &ROW(row);
784 srp = R->screen.rend[row];
785 771
786 for (i = 0; i < len;) { 772 while (str < strend)
787 c = str[i++]; 773 {
788 switch (c) { 774 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 case '\t': 775
790 rxvt_scr_tab(aR_ 1); 776 if (expect_false (c < 0x20))
791 continue; 777 if (c == C0_LF)
792 case '\n': 778 {
793 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 779 max_it (line->l, screen.cur.col);
794 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 780
795 R->screen.flags &= ~Screen_WrapNext; 781 screen.flags &= ~Screen_WrapNext;
782
796 if (R->screen.cur.row == R->screen.bscroll) 783 if (screen.cur.row == screen.bscroll)
797 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 784 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
798 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 785 else if (screen.cur.row < (nrow - 1))
799 row = (++R->screen.cur.row) + R->TermWin.saveLines; 786 row = ++screen.cur.row;
800 stp = R->screen.text[row]; /* _must_ refresh */ 787
801 srp = R->screen.rend[row]; /* _must_ refresh */ 788 line = &ROW(row); /* _must_ refresh */
802 RESET_CHSTAT(R); 789 continue;
803 continue; 790 }
804 case '\r': 791 else if (c == C0_CR)
805 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 792 {
806 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 793 max_it (line->l, screen.cur.col);
794
807 R->screen.flags &= ~Screen_WrapNext; 795 screen.flags &= ~Screen_WrapNext;
808 R->screen.cur.col = 0; 796 screen.cur.col = 0;
809 RESET_CHSTAT(R); 797 continue;
810 continue; 798 }
811 default: 799 else if (c == C0_HT)
812 if (c == 127) 800 {
813 continue; /* yummmm..... */ 801 scr_tab (1, true);
814 break; 802 continue;
815 } 803 }
816 804
805 if (expect_false (
817 if (checksel /* see if we're writing within selection */ 806 checksel /* see if we're writing within selection */
818 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 807 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
819 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 808 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
809 ))
810 {
820 checksel = 0; 811 checksel = 0;
821 clearsel = 1; 812 /*
822 } 813 * If we wrote anywhere in the selected area, kill the selection
823 if (R->screen.flags & Screen_WrapNext) { 814 * XXX: should we kill the mark too? Possibly, but maybe that
824 R->screen.tlen[row] = -1; 815 * should be a similar check.
825 if (R->screen.cur.row == R->screen.bscroll) 816 */
826 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 817 CLEAR_SELECTION ();
827 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 818 }
828 row = (++R->screen.cur.row) + R->TermWin.saveLines;
829 stp = R->screen.text[row]; /* _must_ refresh */
830 srp = R->screen.rend[row]; /* _must_ refresh */
831 R->screen.cur.col = 0;
832 R->screen.flags &= ~Screen_WrapNext;
833 }
834 if (R->screen.flags & Screen_Insert)
835 rxvt_scr_insdel_chars(aR_ 1, INSERT);
836 819
820 if (expect_false (screen.flags & Screen_WrapNext))
821 {
822 scr_do_wrap ();
823
824 line->l = ncol;
825 line->is_longer (1);
826
827 row = screen.cur.row;
828 line = &ROW(row); /* _must_ refresh */
829 }
830
831 // some utf-8 decoders "decode" surrogate characters: let's fix this.
832 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
833 c = 0xfffd;
834
835 // rely on wcwidth to tell us the character width, do wcwidth before
836 // further replacements, as wcwidth might return -1 for the line
837 // drawing characters below as they might be invalid in the current
838 // locale.
839 int width = WCWIDTH (c);
840
837 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 841 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
838 switch (c) 842 {
843 // vt100 special graphics and line drawing
844 // 5f-7e standard vt100
845 // 40-5e rxvt extension for extra curses acs chars
846 static uint16_t vt100_0[62] = { // 41 .. 7e
847 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
848 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
849 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
850 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
851 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
852 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
853 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
854 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
855 };
856
857 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
839 { 858 {
840 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 859 c = vt100_0[c - 0x41];
841 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 860 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 } 861 }
862 }
852 863
853 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 864 if (expect_false (screen.flags & Screen_Insert))
865 scr_insdel_chars (width, INSERT);
854 866
855 stp[R->screen.cur.col] = c; 867 if (width != 0)
856 srp[R->screen.cur.col] = rend;
857
858 if (c > 255)
859 { 868 {
860 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 869#if !UNICODE_3
861 int width = wcwidth (c); 870 // trim characters we can't store directly :(
871 if (c >= 0x10000)
872# if ENABLE_COMBINING
873 c = rxvt_composite.compose (c); // map to lower 16 bits
874# else
875 c = 0xfffd;
876# endif
877#endif
878
879 // nuke the character at this position, if required
880 if (expect_false (
881 line->t[screen.cur.col] == NOCHAR
882 || (screen.cur.col < ncol - 1
883 && line->t[screen.cur.col + 1] == NOCHAR)
884 ))
862 885 {
863 if (width > 1) 886 int col = screen.cur.col;
887
888 // find begin
889 while (col > 0 && line->t[col] == NOCHAR)
890 col--;
891
892 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
893
894 // found begin, nuke
895 do {
896 line->t[col] = ' ';
897 line->r[col] = rend;
898 col++;
899 } while (col < ncol && line->t[col] == NOCHAR);
900 }
901
902 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
903
904 // if the character doesn't fit into the remaining columns...
905 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
864 { 906 {
865 while (--width > 0 && R->screen.cur.col < last_col - 1) 907 // ...output spaces
908 c = ' ';
909 // and try the same character next loop iteration
910 --str;
911 }
912
913 line->touch ();
914
915 do
916 {
917 line->t[screen.cur.col] = c;
918 line->r[screen.cur.col] = rend;
919
920 if (expect_true (screen.cur.col < ncol - 1))
921 screen.cur.col++;
922 else
866 { 923 {
867 924 line->l = ncol;
868 srp[R->screen.cur.col] |= RS_wide; 925 if (screen.flags & Screen_Autowrap)
869 926 screen.flags |= Screen_WrapNext;
870 R->screen.cur.col++; 927 break;
871 stp[R->screen.cur.col] = NOCHAR;
872 srp[R->screen.cur.col] = rend;
873 } 928 }
929
930 c = NOCHAR;
931 }
932 while (expect_false (--width > 0));
933
934 // pad with spaces when overwriting wide character with smaller one
935 if (expect_false (!width))
936 {
937 line->touch ();
938
939 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
940 {
941 line->t[c] = ' ';
942 line->r[c] = rend;
874 } 943 }
875 } 944 }
945 }
946#if ENABLE_COMBINING
947 else // width == 0
948 {
949 if (c != 0xfeff) // ignore BOM
950 {
951 // handle combining characters
952 // we just tag the accent on the previous on-screen character.
953 // this is arguably not correct, but also arguably not wrong.
954 // we don't handle double-width characters nicely yet.
955 line_t *linep;
956 text_t *tp;
957 rend_t *rp;
876 958
877 if (R->screen.cur.col < last_col - 1) 959 if (screen.cur.col > 0)
878 R->screen.cur.col++; 960 {
879 else { 961 linep = line;
880 R->screen.tlen[row] = last_col; 962 tp = line->t + screen.cur.col - 1;
881 if (R->screen.flags & Screen_Autowrap) 963 rp = line->r + screen.cur.col - 1;
882 R->screen.flags |= Screen_WrapNext; 964 }
883 } 965 else if (screen.cur.row > 0
884 } 966 && ROW(screen.cur.row - 1).is_longer ())
885 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 967 {
886 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 968 linep = &ROW(screen.cur.row - 1);
969 tp = line->t + ncol - 1;
970 rp = line->r + ncol - 1;
971 }
972 else
973 continue;
887 974
888/* 975 linep->touch ();
889 * If we wrote anywhere in the selected area, kill the selection 976
890 * XXX: should we kill the mark too? Possibly, but maybe that 977 while (*tp == NOCHAR && tp > linep->t)
891 * should be a similar check. 978 tp--, rp--;
892 */ 979
893 if (clearsel) 980 // first try to find a precomposed character
894 CLEAR_SELECTION(R); 981 unicode_t n = rxvt_compose (*tp, c);
982 if (n == NOCHAR)
983 n = rxvt_composite.compose (*tp, c);
984
985 *tp = n;
986 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
987 }
988 }
989#endif
990 }
991
992 max_it (line->l, screen.cur.col);
895 993
896#ifdef DEBUG_STRICT 994#ifdef DEBUG_STRICT
897 assert(R->screen.cur.row >= 0); 995 assert (screen.cur.row >= 0);
898#else /* drive with your eyes closed */
899 MAX_IT(R->screen.cur.row, 0);
900#endif 996#endif
901} 997}
902 998
903/* ------------------------------------------------------------------------- */ 999/* ------------------------------------------------------------------------- */
904/* 1000/*
905 * Process Backspace. Move back the cursor back a position, wrap if have to 1001 * Process Backspace. Move back the cursor back a position, wrap if have to
906 * XTERM_SEQ: CTRL-H 1002 * XTERM_SEQ: CTRL-H
907 */ 1003 */
908/* EXTPROTO */
909void 1004void
910rxvt_scr_backspace(pR) 1005rxvt_term::scr_backspace () NOTHROW
911{ 1006{
912 RESET_CHSTAT(R);
913 R->want_refresh = 1;
914 if (R->screen.cur.col == 0) { 1007 if (screen.cur.col == 0)
1008 {
915 if (R->screen.cur.row > 0) { 1009 if (screen.cur.row > 0)
1010 {
916#ifdef TERMCAP_HAS_BW 1011#ifdef TERMCAP_HAS_BW
917 R->screen.cur.col = R->TermWin.ncol - 1; 1012 screen.cur.col = ncol - 1;
918 R->screen.cur.row--; 1013 --screen.cur.row;
919 return; 1014
1015 want_refresh = 1;
920#endif 1016#endif
921 } 1017 }
922 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1018 }
1019 else
923 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1020 scr_gotorc (0, -1, RELATIVE);
924 R->screen.flags &= ~Screen_WrapNext;
925} 1021}
926 1022
927/* ------------------------------------------------------------------------- */ 1023/* ------------------------------------------------------------------------- */
928/* 1024/*
929 * Process Horizontal Tab 1025 * Process Horizontal Tab
930 * count: +ve = forward; -ve = backwards 1026 * count: +ve = forward; -ve = backwards
931 * XTERM_SEQ: CTRL-I 1027 * XTERM_SEQ: CTRL-I
932 */ 1028 */
933/* EXTPROTO */
934void 1029void
935rxvt_scr_tab(pR_ int count) 1030rxvt_term::scr_tab (int count, bool ht) NOTHROW
936{ 1031{
937 int i, x; 1032 int i, x;
938 1033
939 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
940 R->want_refresh = 1; 1034 want_refresh = 1;
941 RESET_CHSTAT(R);
942 i = x = R->screen.cur.col; 1035 i = x = screen.cur.col;
1036
943 if (count == 0) 1037 if (count == 0)
944 return; 1038 return;
945 else if (count > 0) { 1039 else if (count > 0)
946 for (; ++i < R->TermWin.ncol; ) 1040 {
1041 line_t &l = ROW(screen.cur.row);
1042 rend_t base_rend = l.r[i];
1043 ht &= l.t[i] == ' ';
1044
1045 for (; ++i < ncol; )
947 if (R->tabs[i]) { 1046 if (tabs[i])
948 x = i; 1047 {
949 if (!--count) 1048 x = i;
950 break; 1049
1050 if (!--count)
1051 break;
1052 }
1053 else
1054 ht &= l.t[i] == ' '
1055 && RS_SAME (l.r[i], base_rend);
1056
1057 if (count)
1058 x = ncol - 1;
1059
1060 // store horizontal tab commands as characters inside the text
1061 // buffer so they can be selected and pasted.
1062 if (ht && option (Opt_pastableTabs))
1063 {
1064 base_rend = SET_FONT (base_rend, 0);
1065
1066 l.touch (x);
1067
1068 i = screen.cur.col;
1069
1070 l.t[i] = '\t';
1071 l.r[i] = base_rend;
1072
1073 while (++i < x)
1074 {
1075 l.t[i] = NOCHAR;
1076 l.r[i] = base_rend;
1077 }
1078 }
951 } 1079 }
952 if (count)
953 x = R->TermWin.ncol - 1;
954 } else /* if (count < 0) */ { 1080 else /* if (count < 0) */
1081 {
955 for (; --i >= 0; ) 1082 for (; --i >= 0; )
956 if (R->tabs[i]) { 1083 if (tabs[i])
957 x = i; 1084 {
958 if (!++count) 1085 x = i;
959 break; 1086 if (!++count)
1087 break;
1088 }
1089
1090 if (count)
1091 x = 0;
960 } 1092 }
961 if (count) 1093
962 x = 0;
963 }
964 if (x != R->screen.cur.col) 1094 if (x != screen.cur.col)
965 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1095 scr_gotorc (0, x, R_RELATIVE);
966} 1096}
967 1097
968/* ------------------------------------------------------------------------- */ 1098/* ------------------------------------------------------------------------- */
969/* 1099/*
970 * Process DEC Back Index 1100 * Process DEC Back Index
971 * XTERM_SEQ: ESC 6 1101 * XTERM_SEQ: ESC 6
972 * Move cursor left in row. If we're at the left boundary, shift everything 1102 * Move cursor left in row. If we're at the left boundary, shift everything
973 * in that row right. Clear left column. 1103 * in that row right. Clear left column.
974 */ 1104 */
975#ifndef NO_FRILLS 1105#if !ENABLE_MINIMAL
976/* EXTPROTO */
977void 1106void
978rxvt_scr_backindex(pR) 1107rxvt_term::scr_backindex () NOTHROW
979{ 1108{
980 if (R->screen.cur.col > 0) 1109 if (screen.cur.col > 0)
981 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1110 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
982 else { 1111 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); 1112 scr_insdel_chars (1, INSERT);
986 }
987} 1113}
988#endif 1114#endif
989/* ------------------------------------------------------------------------- */ 1115/* ------------------------------------------------------------------------- */
990/* 1116/*
991 * Process DEC Forward Index 1117 * Process DEC Forward Index
992 * XTERM_SEQ: ESC 9 1118 * XTERM_SEQ: ESC 9
993 * Move cursor right in row. If we're at the right boundary, shift everything 1119 * Move cursor right in row. If we're at the right boundary, shift everything
994 * in that row left. Clear right column. 1120 * in that row left. Clear right column.
995 */ 1121 */
996#ifndef NO_FRILLS 1122#if !ENABLE_MINIMAL
997/* EXTPROTO */
998void 1123void
999rxvt_scr_forwardindex(pR) 1124rxvt_term::scr_forwardindex () NOTHROW
1000{ 1125{
1001 int row;
1002
1003 if (R->screen.cur.col < R->TermWin.ncol - 1) 1126 if (screen.cur.col < ncol - 1)
1004 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1127 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1005 else { 1128 else
1006 row = R->screen.cur.row + R->TermWin.saveLines; 1129 {
1007 if (R->screen.tlen[row] == 0) 1130 line_t &l = ROW(screen.cur.row);
1008 return; /* um, yeah? */ 1131
1009 else if (R->screen.tlen[row] == -1) 1132 l.touch ();
1010 R->screen.tlen[row] = R->TermWin.ncol; 1133 l.is_longer (0);
1134
1011 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1135 scr_gotorc (0, 0, R_RELATIVE);
1012 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1136 scr_insdel_chars (1, DELETE);
1013 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1137 scr_gotorc (0, ncol - 1, R_RELATIVE);
1014 } 1138 }
1015} 1139}
1016#endif 1140#endif
1017 1141
1018/* ------------------------------------------------------------------------- */ 1142/* ------------------------------------------------------------------------- */
1019/* 1143/*
1020 * Goto Row/Column 1144 * Goto Row/Column
1021 */ 1145 */
1022/* EXTPROTO */
1023void 1146void
1024rxvt_scr_gotorc(pR_ int row, int col, int relative) 1147rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1025{ 1148{
1026 R->want_refresh = 1; 1149 want_refresh = 1;
1027 ZERO_SCROLLBACK(R); 1150 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 1151
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) 1152 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1037 : col); 1153 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 1154
1041 R->screen.flags &= ~Screen_WrapNext; 1155 screen.flags &= ~Screen_WrapNext;
1156
1042 if (relative & R_RELATIVE) { 1157 if (relative & R_RELATIVE)
1043 if (row > 0) { 1158 {
1159 if (row > 0)
1160 {
1044 if (R->screen.cur.row <= R->screen.bscroll 1161 if (screen.cur.row <= screen.bscroll
1045 && (R->screen.cur.row + row) > R->screen.bscroll) 1162 && (screen.cur.row + row) > screen.bscroll)
1046 R->screen.cur.row = R->screen.bscroll; 1163 screen.cur.row = screen.bscroll;
1047 else 1164 else
1048 R->screen.cur.row += row; 1165 screen.cur.row += row;
1166 }
1049 } else if (row < 0) { 1167 else if (row < 0)
1168 {
1050 if (R->screen.cur.row >= R->screen.tscroll 1169 if (screen.cur.row >= screen.tscroll
1051 && (R->screen.cur.row + row) < R->screen.tscroll) 1170 && (screen.cur.row + row) < screen.tscroll)
1052 R->screen.cur.row = R->screen.tscroll; 1171 screen.cur.row = screen.tscroll;
1172 else
1173 screen.cur.row += row;
1174 }
1175 }
1176 else
1177 {
1178 if (screen.flags & Screen_Relative)
1179 {
1180 /* relative origin mode */
1181 screen.cur.row = row + screen.tscroll;
1182 min_it (screen.cur.row, screen.bscroll);
1183 }
1053 else 1184 else
1054 R->screen.cur.row += row; 1185 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;
1062 } 1186 }
1063 MAX_IT(R->screen.cur.row, 0);
1064 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
1065}
1066 1187
1188 clamp_it (screen.cur.row, 0, nrow - 1);
1189}
1190
1067/* ------------------------------------------------------------------------- */ 1191/* ------------------------------------------------------------------------- */
1068/* 1192/*
1069 * direction should be UP or DN 1193 * direction should be UP or DN
1070 */ 1194 */
1071/* EXTPROTO */
1072void 1195void
1073rxvt_scr_index(pR_ enum page_dirn direction) 1196rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1074{ 1197{
1075 int dirn; 1198 int dirn;
1076 1199
1077 R->want_refresh = 1; 1200 want_refresh = 1;
1201 ZERO_SCROLLBACK ();
1202
1078 dirn = ((direction == UP) ? 1 : -1); 1203 dirn = ((direction == UP) ? 1 : -1);
1079 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1080 1204
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; 1205 screen.flags &= ~Screen_WrapNext;
1206
1090 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1207 if ((screen.cur.row == screen.bscroll && direction == UP)
1091 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1208 || (screen.cur.row == screen.tscroll && direction == DN))
1092 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1209 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1093 else 1210 else
1094 R->screen.cur.row += dirn; 1211 screen.cur.row += dirn;
1095 MAX_IT(R->screen.cur.row, 0); 1212
1096 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1213 clamp_it (screen.cur.row, 0, nrow - 1);
1097 rxvt_selection_check(aR_ 0); 1214 selection_check (0);
1098} 1215}
1099 1216
1100/* ------------------------------------------------------------------------- */ 1217/* ------------------------------------------------------------------------- */
1101/* 1218/*
1102 * Erase part or whole of a line 1219 * Erase part or whole of a line
1103 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1220 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1104 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1221 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1105 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1222 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1223 * extension: clear to right unless wrapped: ESC [ 3 K
1106 */ 1224 */
1107/* EXTPROTO */
1108void 1225void
1109rxvt_scr_erase_line(pR_ int mode) 1226rxvt_term::scr_erase_line (int mode) NOTHROW
1110{ 1227{
1111 unsigned int row, col, num; 1228 unsigned int col, num;
1112 1229
1113 R->want_refresh = 1; 1230 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); 1231 ZERO_SCROLLBACK ();
1116 RESET_CHSTAT(R);
1117 1232
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); 1233 selection_check (1);
1124 1234
1125 R->screen.flags &= ~Screen_WrapNext; 1235 line_t &line = ROW(screen.cur.row);
1126 1236
1127 row = R->TermWin.saveLines + R->screen.cur.row; 1237 line.touch ();
1238 line.is_longer (0);
1239
1128 switch (mode) { 1240 switch (mode)
1129 case 0: /* erase to end of line */ 1241 {
1242 case 3:
1243 if (screen.flags & Screen_WrapNext)
1244 return;
1245
1246 /* fall through */
1247
1248 case 0: /* erase to end of line */
1130 col = R->screen.cur.col; 1249 col = screen.cur.col;
1131 num = R->TermWin.ncol - col; 1250 num = ncol - col;
1132 MIN_IT(R->screen.tlen[row], (int16_t)col); 1251 min_it (line.l, col);
1252
1133 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1253 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1134 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1254 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1135 CLEAR_SELECTION(R); 1255 CLEAR_SELECTION ();
1136 break; 1256 break;
1257
1137 case 1: /* erase to beginning of line */ 1258 case 1: /* erase to beginning of line */
1138 col = 0; 1259 col = 0;
1139 num = R->screen.cur.col + 1; 1260 num = screen.cur.col + 1;
1261
1140 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1262 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1141 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1263 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1142 CLEAR_SELECTION(R); 1264 CLEAR_SELECTION ();
1143 break; 1265 break;
1144 case 2: /* erase whole line */ 1266
1145 col = 0; 1267 case 2: /* erase whole line */
1146 num = R->TermWin.ncol; 1268 col = 0;
1147 R->screen.tlen[row] = 0; 1269 num = ncol;
1270 line.l = 0;
1148 if (R->selection.beg.row <= R->screen.cur.row 1271 if (selection.beg.row <= screen.cur.row
1149 && R->selection.end.row >= R->screen.cur.row) 1272 && selection.end.row >= screen.cur.row)
1150 CLEAR_SELECTION(R); 1273 CLEAR_SELECTION ();
1151 break; 1274 break;
1152 default: 1275 default:
1153 return; 1276 return;
1154 } 1277 }
1155 if (R->screen.text[row]) 1278
1156 rxvt_blank_line(aR_ 1279 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} 1280}
1163 1281
1164/* ------------------------------------------------------------------------- */ 1282/* ------------------------------------------------------------------------- */
1165/* 1283/*
1166 * Erase part of whole of the screen 1284 * Erase part of whole of the screen
1167 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1285 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1168 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1286 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1169 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1287 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1170 */ 1288 */
1171/* EXTPROTO */
1172void 1289void
1173rxvt_scr_erase_screen(pR_ int mode) 1290rxvt_term::scr_erase_screen (int mode) NOTHROW
1174{ 1291{
1175 int num; 1292 int num;
1176 int32_t row, row_offset; 1293 int32_t row;
1177 rend_t ren; 1294 rend_t ren;
1178 XGCValues gcvalue; 1295 XGCValues gcvalue;
1179 1296
1180 R->want_refresh = 1; 1297 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); 1298 ZERO_SCROLLBACK ();
1183 RESET_CHSTAT(R);
1184 row_offset = (int32_t)R->TermWin.saveLines;
1185 1299
1186 switch (mode) { 1300 switch (mode)
1301 {
1187 case 0: /* erase to end of screen */ 1302 case 0: /* erase to end of screen */
1188 rxvt_selection_check(aR_ 1); 1303 selection_check (1);
1189 rxvt_scr_erase_line(aR_ 0); 1304 scr_erase_line (0);
1190 row = R->screen.cur.row + 1; /* possible OOB */ 1305 row = screen.cur.row + 1; /* possible OOB */
1191 num = R->TermWin.nrow - row; 1306 num = nrow - row;
1192 break; 1307 break;
1193 case 1: /* erase to beginning of screen */ 1308 case 1: /* erase to beginning of screen */
1194 rxvt_selection_check(aR_ 3); 1309 selection_check (3);
1195 rxvt_scr_erase_line(aR_ 1); 1310 scr_erase_line (1);
1196 row = 0; 1311 row = 0;
1197 num = R->screen.cur.row; 1312 num = screen.cur.row;
1198 break; 1313 break;
1199 case 2: /* erase whole screen */ 1314 case 2: /* erase whole screen */
1200 rxvt_selection_check(aR_ 3); 1315 selection_check (3);
1201#ifdef RXVT_GRAPHICS 1316 row = 0;
1202 rxvt_Gr_ClearScreen(aR); 1317 num = nrow;
1203#endif 1318 break;
1204 row = 0;
1205 num = R->TermWin.nrow;
1206 break;
1207 default: 1319 default:
1208 return; 1320 return;
1209 } 1321 }
1210 R->refresh_type |= REFRESH_BOUNDS; 1322
1211 if (R->selection.op && R->current_screen == R->selection.screen 1323 if (selection.op && current_screen == selection.screen
1212 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1324 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1213 || (R->selection.end.row >= row 1325 || (selection.end.row >= row
1214 && R->selection.end.row <= row + num))) 1326 && selection.end.row <= row + num)))
1215 CLEAR_SELECTION(R); 1327 CLEAR_SELECTION ();
1328
1216 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1329 if (row >= nrow) /* Out Of Bounds */
1217 return; 1330 return;
1218 MIN_IT(num, (R->TermWin.nrow - row)); 1331
1332 min_it (num, nrow - row);
1333
1334 /*TODO: the xlceararea/xfillrectangle below don't take scroll offste into account, ask mikachu for details */
1219 if (R->rstyle & (RS_RVid | RS_Uline)) 1335 if (rstyle & (RS_RVid | RS_Uline))
1220 ren = (rend_t) ~RS_None; 1336 ren = (rend_t) ~RS_None;
1221 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1337 else if (GET_BASEBG (rstyle) == Color_bg)
1338 {
1222 ren = DEFAULT_RSTYLE; 1339 ren = DEFAULT_RSTYLE;
1223 CLEAR_ROWS(row, num); 1340
1224 } else { 1341 if (mapped)
1342 XClearArea (dpy, vt, 0,
1343 Row2Pixel (row), (unsigned int)width,
1344 (unsigned int)Height2Pixel (num), False);
1345 }
1346 else
1347 {
1225 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1348 ren = rstyle & (RS_fgMask | RS_bgMask);
1226 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1349
1350 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1227 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1351 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1228 ERASE_ROWS(row, num); 1352 XFillRectangle (dpy, vt, gc,
1353 0, Row2Pixel (row),
1354 (unsigned int)width,
1355 (unsigned int)Height2Pixel (num));
1229 gcvalue.foreground = R->PixColors[Color_fg]; 1356 gcvalue.foreground = pix_colors[Color_fg];
1230 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1357 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1231 } 1358 }
1359
1232 for (; num--; row++) { 1360 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 } 1361 {
1362 scr_blank_screen_mem (ROW(row), rstyle);
1363 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1364 }
1240} 1365}
1366
1367#if !ENABLE_MINIMAL
1368void
1369rxvt_term::scr_erase_savelines () NOTHROW
1370{
1371 want_refresh = 1;
1372 ZERO_SCROLLBACK ();
1373
1374 top_row = 0;
1375}
1376#endif
1241 1377
1242/* ------------------------------------------------------------------------- */ 1378/* ------------------------------------------------------------------------- */
1243/* 1379/*
1244 * Fill the screen with `E's 1380 * Fill the screen with `E's
1245 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1381 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1246 */ 1382 */
1247/* EXTPROTO */
1248void 1383void
1249rxvt_scr_E(pR) 1384rxvt_term::scr_E () NOTHROW
1250{ 1385{
1251 int i, j, k; 1386 rend_t fs;
1252 rend_t *r1, fs;
1253 1387
1254 R->want_refresh = 1; 1388 want_refresh = 1;
1255 R->num_scr_allow = 0;
1256 ZERO_SCROLLBACK(R); 1389 ZERO_SCROLLBACK ();
1257 RESET_CHSTAT(R); 1390
1391 num_scr_allow = 0;
1258 rxvt_selection_check(aR_ 3); 1392 selection_check (3);
1259 1393
1260 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1394 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1261 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1395 for (int row = nrow; row--; )
1262 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1396 {
1263 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1397 line_t &line = ROW(row);
1264 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1398
1399 fill_text (line.t, 'E', ncol);
1400 rend_t *r1 = line.r;
1401
1402 for (int j = ncol; j--; )
1265 *r1++ = fs; 1403 *r1++ = fs;
1404
1405 line.is_longer (0);
1406 line.touch (ncol);
1266 } 1407 }
1267} 1408}
1268 1409
1269/* ------------------------------------------------------------------------- */ 1410/* ------------------------------------------------------------------------- */
1270/* 1411/*
1271 * Insert/Delete <count> lines 1412 * Insert/Delete <count> lines
1272 */ 1413 */
1273/* EXTPROTO */
1274void 1414void
1275rxvt_scr_insdel_lines(pR_ int count, int insdel) 1415rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1276{ 1416{
1277 int end; 1417 int end;
1278 1418
1279 ZERO_SCROLLBACK(R); 1419 ZERO_SCROLLBACK ();
1280 RESET_CHSTAT(R);
1281 1420
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); 1421 selection_check (1);
1288 1422
1289 if (R->screen.cur.row > R->screen.bscroll) 1423 if (screen.cur.row > screen.bscroll)
1290 return;
1291
1292 end = R->screen.bscroll - R->screen.cur.row + 1;
1293 if (count > end) {
1294 if (insdel == DELETE)
1295 return; 1424 return;
1425
1426 end = screen.bscroll - screen.cur.row + 1;
1427 if (count > end)
1428 {
1429 if (insdel == DELETE)
1430 return;
1296 else if (insdel == INSERT) 1431 else if (insdel == INSERT)
1297 count = end; 1432 count = end;
1298 } 1433 }
1299 R->screen.flags &= ~Screen_WrapNext;
1300 1434
1435 scr_do_wrap ();
1436
1301 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1437 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1302 0);
1303} 1438}
1304 1439
1305/* ------------------------------------------------------------------------- */ 1440/* ------------------------------------------------------------------------- */
1306/* 1441/*
1307 * Insert/Delete <count> characters from the current position 1442 * Insert/Delete <count> characters from the current position
1308 */ 1443 */
1309/* EXTPROTO */
1310void 1444void
1311rxvt_scr_insdel_chars(pR_ int count, int insdel) 1445rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1312{ 1446{
1313 int col, row; 1447 int col, row;
1314 rend_t tr; 1448 rend_t tr;
1315 text_t *stp;
1316 rend_t *srp;
1317 int16_t *slp;
1318 1449
1319 R->want_refresh = 1; 1450 want_refresh = 1;
1320 ZERO_SCROLLBACK(R); 1451 ZERO_SCROLLBACK ();
1321#if 0
1322 RESET_CHSTAT(R);
1323#endif
1324 1452
1325#ifdef RXVT_GRAPHICS
1326 if (rxvt_Gr_Displayed(aR))
1327 rxvt_Gr_scroll(aR_ 0);
1328#endif
1329
1330 if (count <= 0) 1453 if (count <= 0)
1331 return; 1454 return;
1332 1455
1456 scr_do_wrap ();
1457
1333 rxvt_selection_check(aR_ 1); 1458 selection_check (1);
1334 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1459 min_it (count, ncol - screen.cur.col);
1335 1460
1336 row = R->screen.cur.row + R->TermWin.saveLines; 1461 row = screen.cur.row;
1337 R->screen.flags &= ~Screen_WrapNext;
1338 1462
1339 stp = R->screen.text[row]; 1463 line_t *line = &ROW(row);
1340 srp = R->screen.rend[row]; 1464
1341 slp = &(R->screen.tlen[row]); 1465 line->touch ();
1466 line->is_longer (0);
1467
1342 switch (insdel) { 1468 switch (insdel)
1469 {
1343 case INSERT: 1470 case INSERT:
1344 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1471 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1345 col--) { 1472 {
1346 stp[col] = stp[col - count]; 1473 line->t[col] = line->t[col - count];
1347 srp[col] = srp[col - count]; 1474 line->r[col] = line->r[col - count];
1348 } 1475 }
1349 if (*slp != -1) { 1476
1350 *slp += count; 1477 line->l = min (line->l + count, ncol);
1351 MIN_IT(*slp, R->TermWin.ncol); 1478
1352 }
1353 if (R->selection.op && R->current_screen == R->selection.screen 1479 if (selection.op && current_screen == selection.screen
1354 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1480 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1481 {
1355 if (R->selection.end.row != R->screen.cur.row 1482 if (selection.end.row != screen.cur.row
1356 || (R->selection.end.col + count >= R->TermWin.ncol)) 1483 || (selection.end.col + count >= ncol))
1357 CLEAR_SELECTION(R); 1484 CLEAR_SELECTION ();
1358 else { /* shift selection */ 1485 else
1359 R->selection.beg.col += count; 1486 {
1487 /* shift selection */
1488 selection.beg.col += count;
1360 R->selection.mark.col += count; /* XXX: yes? */ 1489 selection.mark.col += count; /* XXX: yes? */
1361 R->selection.end.col += count; 1490 selection.end.col += count;
1362 } 1491 }
1363 } 1492 }
1364 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1493
1365 (unsigned int)count, R->rstyle); 1494 scr_blank_line (*line, screen.cur.col, count, rstyle);
1366 break; 1495 break;
1496
1367 case ERASE: 1497 case ERASE:
1368 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1498 screen.cur.col += count; /* don't worry if > ncol */
1369 rxvt_selection_check(aR_ 1); 1499 selection_check (1);
1370 R->screen.cur.col -= count; 1500 screen.cur.col -= count;
1371 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1501
1372 (unsigned int)count, R->rstyle); 1502 line->l = max (line->l - count, 0);
1373 break; 1503 scr_blank_line (*line, screen.cur.col, count, rstyle);
1504 break;
1505
1374 case DELETE: 1506 case DELETE:
1375 tr = srp[R->TermWin.ncol - 1] 1507 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1376 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1508
1377 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1509 for (col = screen.cur.col; (col + count) < ncol; col++)
1378 stp[col] = stp[col + count]; 1510 {
1379 srp[col] = srp[col + count]; 1511 line->t[col] = line->t[col + count];
1380 } 1512 line->r[col] = line->r[col + count];
1381 rxvt_blank_line(aR_ 1513 }
1382 &(stp[R->TermWin.ncol - count]), 1514
1383 &(srp[R->TermWin.ncol - count]), 1515 line->l = max (line->l - count, 0);
1384 (unsigned int)count, tr); 1516 scr_blank_line (*line, ncol - count, count, tr);
1385 if (*slp == -1) /* break line continuation */ 1517
1386 *slp = R->TermWin.ncol;
1387 *slp -= count;
1388 MAX_IT(*slp, 0);
1389 if (R->selection.op && R->current_screen == R->selection.screen 1518 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1519 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1520 {
1391 if (R->selection.end.row != R->screen.cur.row 1521 if (selection.end.row != screen.cur.row
1392 || (R->screen.cur.col >= R->selection.beg.col - count) 1522 || (screen.cur.col >= selection.beg.col - count)
1393 || R->selection.end.col >= R->TermWin.ncol) 1523 || selection.end.col >= ncol)
1394 CLEAR_SELECTION(R); 1524 CLEAR_SELECTION ();
1395 else { 1525 else
1396 /* shift selection */ 1526 {
1397 R->selection.beg.col -= count; 1527 /* shift selection */
1528 selection.beg.col -= count;
1398 R->selection.mark.col -= count; /* XXX: yes? */ 1529 selection.mark.col -= count; /* XXX: yes? */
1399 R->selection.end.col -= count; 1530 selection.end.col -= count;
1400 } 1531 }
1401 } 1532 }
1402 break; 1533
1534 break;
1403 } 1535 }
1404} 1536}
1405 1537
1406/* ------------------------------------------------------------------------- */ 1538/* ------------------------------------------------------------------------- */
1407/* 1539/*
1408 * Set the scrolling region 1540 * Set the scrolling region
1409 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1541 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1410 */ 1542 */
1411/* EXTPROTO */
1412void 1543void
1413rxvt_scr_scroll_region(pR_ int top, int bot) 1544rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1414{ 1545{
1415 MAX_IT(top, 0); 1546 max_it (top, 0);
1416 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1547 min_it (bot, nrow - 1);
1548
1417 if (top > bot) 1549 if (top > bot)
1418 return; 1550 return;
1551
1419 R->screen.tscroll = top; 1552 screen.tscroll = top;
1420 R->screen.bscroll = bot; 1553 screen.bscroll = bot;
1421 rxvt_scr_gotorc(aR_ 0, 0, 0); 1554 scr_gotorc (0, 0, 0);
1422} 1555}
1423 1556
1424/* ------------------------------------------------------------------------- */ 1557/* ------------------------------------------------------------------------- */
1425/* 1558/*
1426 * Make the cursor visible/invisible 1559 * Make the cursor visible/invisible
1427 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1560 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1428 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1561 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1429 */ 1562 */
1430/* EXTPROTO */
1431void 1563void
1432rxvt_scr_cursor_visible(pR_ int mode) 1564rxvt_term::scr_cursor_visible (int mode) NOTHROW
1433{ 1565{
1434 R->want_refresh = 1; 1566 want_refresh = 1;
1567
1435 if (mode) 1568 if (mode)
1436 R->screen.flags |= Screen_VisibleCursor; 1569 screen.flags |= Screen_VisibleCursor;
1437 else 1570 else
1438 R->screen.flags &= ~Screen_VisibleCursor; 1571 screen.flags &= ~Screen_VisibleCursor;
1439} 1572}
1440 1573
1441/* ------------------------------------------------------------------------- */ 1574/* ------------------------------------------------------------------------- */
1442/* 1575/*
1443 * Set/unset automatic wrapping 1576 * Set/unset automatic wrapping
1444 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1577 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1445 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1578 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1446 */ 1579 */
1447/* EXTPROTO */
1448void 1580void
1449rxvt_scr_autowrap(pR_ int mode) 1581rxvt_term::scr_autowrap (int mode) NOTHROW
1450{ 1582{
1451 if (mode) 1583 if (mode)
1452 R->screen.flags |= Screen_Autowrap; 1584 screen.flags |= Screen_Autowrap;
1453 else 1585 else
1454 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1586 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1455} 1587}
1456 1588
1457/* ------------------------------------------------------------------------- */ 1589/* ------------------------------------------------------------------------- */
1458/* 1590/*
1459 * Set/unset margin origin mode 1591 * Set/unset margin origin mode
… …
1462 * Relative mode: line numbers are relative to top margin of scrolling region 1594 * Relative mode: line numbers are relative to top margin of scrolling region
1463 * and the cursor cannot be moved outside. 1595 * and the cursor cannot be moved outside.
1464 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1596 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1465 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1597 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1466 */ 1598 */
1467/* EXTPROTO */
1468void 1599void
1469rxvt_scr_relative_origin(pR_ int mode) 1600rxvt_term::scr_relative_origin (int mode) NOTHROW
1470{ 1601{
1471 if (mode) 1602 if (mode)
1472 R->screen.flags |= Screen_Relative; 1603 screen.flags |= Screen_Relative;
1473 else 1604 else
1474 R->screen.flags &= ~Screen_Relative; 1605 screen.flags &= ~Screen_Relative;
1606
1475 rxvt_scr_gotorc(aR_ 0, 0, 0); 1607 scr_gotorc (0, 0, 0);
1476} 1608}
1477 1609
1478/* ------------------------------------------------------------------------- */ 1610/* ------------------------------------------------------------------------- */
1479/* 1611/*
1480 * Set insert/replace mode 1612 * Set insert/replace mode
1481 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1613 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1482 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1614 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1483 */ 1615 */
1484/* EXTPROTO */
1485void 1616void
1486rxvt_scr_insert_mode(pR_ int mode) 1617rxvt_term::scr_insert_mode (int mode) NOTHROW
1487{ 1618{
1488 if (mode) 1619 if (mode)
1489 R->screen.flags |= Screen_Insert; 1620 screen.flags |= Screen_Insert;
1490 else 1621 else
1491 R->screen.flags &= ~Screen_Insert; 1622 screen.flags &= ~Screen_Insert;
1492} 1623}
1493 1624
1494/* ------------------------------------------------------------------------- */ 1625/* ------------------------------------------------------------------------- */
1495/* 1626/*
1496 * Set/Unset tabs 1627 * Set/Unset tabs
1497 * XTERM_SEQ: Set tab at current column : ESC H 1628 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1629 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1630 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1631 */
1501/* EXTPROTO */
1502void 1632void
1503rxvt_scr_set_tab(pR_ int mode) 1633rxvt_term::scr_set_tab (int mode) NOTHROW
1504{ 1634{
1505 if (mode < 0) 1635 if (mode < 0)
1506 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1636 memset (tabs, 0, ncol);
1507 else if (R->screen.cur.col < R->TermWin.ncol) 1637 else if (screen.cur.col < ncol)
1508 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1638 tabs [screen.cur.col] = !!mode;
1509} 1639}
1510 1640
1511/* ------------------------------------------------------------------------- */ 1641/* ------------------------------------------------------------------------- */
1512/* 1642/*
1513 * Set reverse/normal video 1643 * Set reverse/normal video
1514 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1644 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1515 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1645 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1516 */ 1646 */
1517/* EXTPROTO */
1518void 1647void
1519rxvt_scr_rvideo_mode(pR_ int mode) 1648rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1520{ 1649{
1521 XGCValues gcvalue; 1650 rvideo_mode = on;
1522 1651
1523 if (R->rvideo != mode) { 1652#ifndef NO_BELL
1524 R->rvideo = mode; 1653 on ^= rvideo_bell;
1525 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1654#endif
1526#if defined(XPM_BACKGROUND) 1655
1656 if (rvideo_state != on)
1657 {
1658 rvideo_state = on;
1659
1660 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1661#ifdef HAVE_BG_PIXMAP
1527 if (R->bgPixmap.pixmap == None) 1662 if (bgPixmap.pixmap == None)
1528#endif 1663#endif
1529#if defined(TRANSPARENT) 1664 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 1665
1666 XGCValues gcvalue;
1535 gcvalue.foreground = R->PixColors[Color_fg]; 1667 gcvalue.foreground = pix_colors[Color_fg];
1536 gcvalue.background = R->PixColors[Color_bg]; 1668 gcvalue.background = pix_colors[Color_bg];
1537 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1669 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1538 &gcvalue); 1670
1539 rxvt_scr_clear(aR); 1671 scr_clear ();
1540 rxvt_scr_touch(aR_ True); 1672 scr_touch (true);
1541 } 1673 }
1542} 1674}
1543 1675
1544/* ------------------------------------------------------------------------- */ 1676/* ------------------------------------------------------------------------- */
1545/* 1677/*
1546 * Report current cursor position 1678 * Report current cursor position
1547 * XTERM_SEQ: Report position: ESC [ 6 n 1679 * XTERM_SEQ: Report position: ESC [ 6 n
1548 */ 1680 */
1549/* EXTPROTO */
1550void 1681void
1551rxvt_scr_report_position(pR) 1682rxvt_term::scr_report_position () NOTHROW
1552{ 1683{
1553 rxvt_tt_printf(aR_ "\033[%d;%dR", R->screen.cur.row + 1, 1684 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1554 R->screen.cur.col + 1);
1555} 1685}
1556 1686
1557/* ------------------------------------------------------------------------- * 1687/* ------------------------------------------------------------------------- *
1558 * FONTS * 1688 * FONTS *
1559 * ------------------------------------------------------------------------- */ 1689 * ------------------------------------------------------------------------- */
1560 1690
1561/* 1691/*
1562 * Set font style 1692 * Set font style
1563 */ 1693 */
1564/* INTPROTO */
1565void 1694void
1566rxvt_set_font_style(pR) 1695rxvt_term::set_font_style () NOTHROW
1567{ 1696{
1697#if 0
1568 switch (R->charsets[R->screen.charset]) { 1698 switch (charsets [screen.charset])
1699 {
1569 case '0': /* DEC Special Character & Line Drawing Set */ 1700 case '0': /* DEC Special Character & Line Drawing Set */
1570 break; 1701 break;
1571 case 'A': /* United Kingdom (UK) */ 1702 case 'A': /* United Kingdom (UK) */
1572 break; 1703 break;
1573 case 'B': /* United States (USASCII) */ 1704 case 'B': /* United States (USASCII) */
1574 break; 1705 break;
1575 case '<': /* Multinational character set */ 1706 case '<': /* Multinational character set */
1576 break; 1707 break;
1577 case '5': /* Finnish character set */ 1708 case '5': /* Finnish character set */
1578 break; 1709 break;
1579 case 'C': /* Finnish character set */ 1710 case 'C': /* Finnish character set */
1580 break; 1711 break;
1581 case 'K': /* German character set */ 1712 case 'K': /* German character set */
1582 break; 1713 break;
1583 } 1714 }
1715#endif
1584} 1716}
1585 1717
1586/* ------------------------------------------------------------------------- */ 1718/* ------------------------------------------------------------------------- */
1587/* 1719/*
1588 * Choose a font 1720 * Choose a font
1589 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1721 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1590 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1722 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1591 * XTERM_SEQ: Invoke G2 character set: ESC N 1723 * XTERM_SEQ: Invoke G2 character set: ESC N
1592 * XTERM_SEQ: Invoke G3 character set: ESC O 1724 * XTERM_SEQ: Invoke G3 character set: ESC O
1593 */ 1725 */
1594/* EXTPROTO */
1595void 1726void
1596rxvt_scr_charset_choose(pR_ int set) 1727rxvt_term::scr_charset_choose (int set) NOTHROW
1597{ 1728{
1598 R->screen.charset = set; 1729 screen.charset = set;
1599 rxvt_set_font_style(aR); 1730 set_font_style ();
1600} 1731}
1601 1732
1602/* ------------------------------------------------------------------------- */ 1733/* ------------------------------------------------------------------------- */
1603/* 1734/*
1604 * Set a font 1735 * Set a font
… …
1606 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1737 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1607 * XTERM_SEQ: Set G2 character set: ESC * <C> 1738 * XTERM_SEQ: Set G2 character set: ESC * <C>
1608 * XTERM_SEQ: Set G3 character set: ESC + <C> 1739 * XTERM_SEQ: Set G3 character set: ESC + <C>
1609 * See set_font_style for possible values for <C> 1740 * See set_font_style for possible values for <C>
1610 */ 1741 */
1611/* EXTPROTO */
1612void 1742void
1613rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1743rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1614{ 1744{
1615 R->charsets[set] = (unsigned char)ch; 1745 charsets[set] = (unsigned char)ch;
1616 rxvt_set_font_style(aR); 1746 set_font_style ();
1617} 1747}
1618 1748
1619
1620/* ------------------------------------------------------------------------- *
1621 * GRAPHICS COLOURS *
1622 * ------------------------------------------------------------------------- */
1623
1624#ifdef RXVT_GRAPHICS
1625/* EXTPROTO */
1626int
1627rxvt_scr_get_fgcolor(pR)
1628{
1629 return GET_FGCOLOR(R->rstyle);
1630}
1631
1632/* ------------------------------------------------------------------------- */
1633/* EXTPROTO */
1634int
1635rxvt_scr_get_bgcolor(pR)
1636{
1637 return GET_BGCOLOR(R->rstyle);
1638}
1639#endif
1640 1749
1641/* ------------------------------------------------------------------------- * 1750/* ------------------------------------------------------------------------- *
1642 * MAJOR SCREEN MANIPULATION * 1751 * MAJOR SCREEN MANIPULATION *
1643 * ------------------------------------------------------------------------- */ 1752 * ------------------------------------------------------------------------- */
1644 1753
1645/* 1754/*
1755 * refresh matching text.
1756 */
1757bool
1758rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1759{
1760 bool found = false;
1761
1762 for (int i = 0; i < nrow; i++)
1763 {
1764 rend_t *drp = drawn_buf[i].r;
1765
1766 for (int col = 0; col < ncol; col++, drp++)
1767 if ((*drp & mask) == value)
1768 {
1769 found = true;
1770 *drp = ~value;
1771 }
1772 }
1773
1774 return found;
1775}
1776
1777/*
1646 * Refresh an area 1778 * Refresh an area
1647 */ 1779 */
1648enum { 1780enum {
1649 PART_BEG = 0, 1781 PART_BEG = 0,
1650 PART_END, 1782 PART_END,
1651 RC_COUNT 1783 RC_COUNT
1652}; 1784};
1653 1785
1654/* EXTPROTO */
1655void 1786void
1656rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1787rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1657{ 1788{
1658 int i; 1789 int i;
1659 row_col_t rc[RC_COUNT]; 1790 row_col_t rc[RC_COUNT];
1660 1791
1661 if (R->drawn_text == NULL) /* sanity check */ 1792 if (!drawn_buf) /* sanity check */
1662 return; 1793 return;
1663 1794
1664#ifdef DEBUG_STRICT 1795#ifndef NO_SLOW_LINK_SUPPORT
1665 x = max(x, (int)R->TermWin.int_bwidth); 1796 if (refresh_type == FAST_REFRESH && !display->is_local)
1666 x = min(x, (int)R->TermWin.width); 1797 {
1667 y = max(y, (int)R->TermWin.int_bwidth); 1798 y = 0;
1668 y = min(y, (int)R->TermWin.height); 1799 eheight = height;
1800 }
1669#endif 1801#endif
1670 1802
1671/* round down */ 1803 /* round down */
1672 rc[PART_BEG].col = Pixel2Col(x); 1804 rc[PART_BEG].col = Pixel2Col (x);
1673 rc[PART_BEG].row = Pixel2Row(y); 1805 rc[PART_BEG].row = Pixel2Row (y);
1674/* round up */ 1806 /* round up */
1675 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1807 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1676 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1808 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1677 1809
1678/* sanity checks */ 1810 /* sanity checks */
1679 for (i = PART_BEG; i < RC_COUNT; i++) { 1811 for (i = PART_BEG; i < RC_COUNT; i++)
1680 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1681 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1682 } 1812 {
1683 1813 min_it (rc[i].col, ncol - 1);
1684 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)); 1814 min_it (rc[i].row, nrow - 1);
1685 1815 }
1816// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1686 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1817 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1687 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1818 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1688 (rc[PART_END].col - rc[PART_BEG].col + 1));
1689 1819
1820 num_scr_allow = 0;
1821
1690 if (refresh) 1822 if (refresh)
1691 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1823 scr_refresh ();
1692} 1824}
1693 1825
1694/* ------------------------------------------------------------------------- */ 1826/* ------------------------------------------------------------------------- */
1695/* 1827/*
1696 * Refresh the entire screen 1828 * Refresh the entire screen
1697 */ 1829 */
1698/* EXTPROTO */
1699void 1830void
1700rxvt_scr_touch(pR_ Bool refresh) 1831rxvt_term::scr_touch (bool refresh) NOTHROW
1701{ 1832{
1702 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1833 scr_expose (0, 0, width, height, refresh);
1703} 1834}
1704 1835
1705/* ------------------------------------------------------------------------- */ 1836/* ------------------------------------------------------------------------- */
1706/* 1837/*
1707 * Move the display so that the line represented by scrollbar value Y is at 1838 * Move the display so that the line represented by scrollbar value Y is at
1708 * the top of the screen 1839 * the top of the screen
1709 */ 1840 */
1710/* EXTPROTO */ 1841void
1711int
1712rxvt_scr_move_to(pR_ int y, int len) 1842rxvt_term::scr_move_to (int y, int len) NOTHROW
1713{ 1843{
1714 long p = 0; 1844 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1715 uint16_t oldviewstart;
1716
1717 oldviewstart = R->TermWin.view_start;
1718 if (y < len) {
1719 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1720 p -= (long)(R->TermWin.nrow - 1);
1721 p = max(p, 0);
1722 }
1723 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1724 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1725
1726 return rxvt_scr_changeview(aR_ oldviewstart);
1727} 1845}
1728 1846
1729/* ------------------------------------------------------------------------- */ 1847/* ------------------------------------------------------------------------- */
1730/* 1848/*
1731 * Page the screen up/down nlines 1849 * Page the screen up/down nlines
1732 * direction should be UP or DN 1850 * direction should be UP or DN
1733 */ 1851 */
1734/* EXTPROTO */ 1852bool
1735int
1736rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1853rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1737{ 1854{
1738 int n; 1855 int new_view_start =
1739 uint16_t oldviewstart; 1856 direction == UP ? view_start - nlines
1857 : view_start + nlines;
1740 1858
1741 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1742#ifdef DEBUG_STRICT
1743 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1744#endif
1745 oldviewstart = R->TermWin.view_start;
1746 if (direction == UP) {
1747 n = R->TermWin.view_start + nlines;
1748 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1749 } else {
1750 n = R->TermWin.view_start - nlines;
1751 R->TermWin.view_start = max(n, 0);
1752 }
1753 return rxvt_scr_changeview(aR_ oldviewstart); 1859 return scr_changeview (new_view_start);
1754} 1860}
1755 1861
1756/* INTPROTO */ 1862bool
1757int 1863rxvt_term::scr_changeview (int new_view_start) NOTHROW
1758rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1759{ 1864{
1760 if (R->TermWin.view_start != oldviewstart) { 1865 clamp_it (new_view_start, top_row, 0);
1866
1867 if (new_view_start == view_start)
1868 return false;
1869
1870 num_scr += new_view_start - view_start;
1871 view_start = new_view_start;
1761 R->want_refresh = 1; 1872 want_refresh = 1;
1762#ifdef RXVT_GRAPHICS
1763 if (rxvt_Gr_Displayed(aR))
1764 rxvt_Gr_scroll(aR_ 0);
1765#endif
1766 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1767 }
1768 return (int)(R->TermWin.view_start - oldviewstart);
1769}
1770 1873
1771/* ------------------------------------------------------------------------- */ 1874 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1772/* EXTPROTO */ 1875
1773void 1876 return true;
1774rxvt_scr_bell(pR) 1877}
1775{ 1878
1776#ifndef NO_BELL 1879#ifndef NO_BELL
1880void
1881rxvt_term::bell_cb (ev::timer &w, int revents)
1882{
1883 rvideo_bell = false;
1884 scr_rvideo_mode (rvideo_mode);
1885 refresh_check ();
1886}
1887#endif
1888
1889/* ------------------------------------------------------------------------- */
1890void
1891rxvt_term::scr_bell () NOTHROW
1892{
1893#ifndef NO_BELL
1894
1777# ifndef NO_MAPALERT 1895# ifndef NO_MAPALERT
1778# ifdef MAPALERT_OPTION 1896# ifdef MAPALERT_OPTION
1779 if (R->Options & Opt_mapAlert) 1897 if (option (Opt_mapAlert))
1780# endif 1898# endif
1781 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1899 XMapWindow (dpy, parent[0]);
1782# endif 1900# endif
1901
1902# if ENABLE_FRILLS
1903 if (option (Opt_urgentOnBell))
1904 set_urgency (1);
1905# endif
1906
1783 if (R->Options & Opt_visualBell) { 1907 if (option (Opt_visualBell))
1784 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1908 {
1785 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1909 rvideo_bell = true;
1910 scr_rvideo_mode (rvideo_mode);
1911 flush ();
1912
1913 bell_ev.start (VISUAL_BELL_DURATION);
1914 }
1786 } else 1915 else
1787 XBell(R->Xdisplay, 0); 1916 XBell (dpy, 0);
1788#endif 1917#endif
1789} 1918}
1790 1919
1791/* ------------------------------------------------------------------------- */ 1920/* ------------------------------------------------------------------------- */
1792/* ARGSUSED */ 1921/* ARGSUSED */
1793/* EXTPROTO */
1794void 1922void
1795rxvt_scr_printscreen(pR_ int fullhist) 1923rxvt_term::scr_printscreen (int fullhist) NOTHROW
1796{ 1924{
1797#ifdef PRINTPIPE 1925#ifdef PRINTPIPE
1798 int i, r1, nrows, row_offset; 1926 int nrows, row_start;
1799 text_t *t; 1927 FILE *fd = popen_printer ();
1800 FILE *fd;
1801 1928
1802 if ((fd = rxvt_popen_printer(aR)) == NULL) 1929 if (!fd)
1803 return; 1930 return;
1804 nrows = R->TermWin.nrow; 1931
1805 row_offset = R->TermWin.saveLines;
1806 if (!fullhist) 1932 if (fullhist)
1807 row_offset -= R->TermWin.view_start;
1808 else {
1809 nrows += R->TermWin.nscrolled;
1810 row_offset -= R->TermWin.nscrolled;
1811 } 1933 {
1934 nrows = nrow - top_row;
1935 row_start = top_row;
1936 }
1937 else
1938 {
1939 nrows = nrow;
1940 row_start = view_start;
1941 }
1812 1942
1943 wctomb (0, 0);
1944
1813 for (r1 = 0; r1 < nrows; r1++) { 1945 for (int r1 = 0; r1 < nrows; r1++)
1814 t = R->screen.text[r1 + row_offset];
1815 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1816 if (!isspace(t[i]))
1817 break;
1818 fprintf(fd, "%.*s\n", (i + 1), t);
1819 } 1946 {
1947 text_t *tp = ROW(r1).t;
1948 int len = ROW(r1).l;
1949
1950 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1951 {
1952 char mb[MB_LEN_MAX];
1953 text_t t = *tp++;
1954 if (t == NOCHAR)
1955 continue;
1956
1957 len = wctomb (mb, t);
1958
1959 if (len <= 0)
1960 {
1961 mb[0] = ' ';
1962 len = 1;
1963 }
1964
1965 fwrite (mb, 1, len, fd);
1966 }
1967
1968 fputc ('\n', fd);
1969 }
1970
1820 rxvt_pclose_printer(fd); 1971 pclose_printer (fd);
1821#endif 1972#endif
1822} 1973}
1823 1974
1824/* ------------------------------------------------------------------------- */ 1975/* ------------------------------------------------------------------------- */
1825/* 1976/*
1826 * Refresh the screen 1977 * Refresh the screen
1827 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1978 * drawn_text/drawn_rend contain the screen information before the update.
1828 * R->screen.text/R->screen.rend contain what the screen will change to. 1979 * screen.text/screen.rend contain what the screen will change to.
1980 */
1981void
1982rxvt_term::scr_refresh () NOTHROW
1983{
1984 unsigned char have_bg,
1985 showcursor; /* show the cursor */
1986 int16_t col, row, /* column/row we're processing */
1987 ocrow; /* old cursor row */
1988 int i; /* tmp */
1989#ifndef NO_CURSORCOLOR
1990 rend_t cc1; /* store colours at cursor position (s) */
1991#endif
1992 rend_t *crp; // cursor rendition pointer
1993 rend_t ccol1, /* Cursor colour */
1994 ccol2; /* Cursor colour2 */
1995
1996 want_refresh = 0; /* screen is current */
1997
1998 if (refresh_type == NO_REFRESH || !mapped)
1999 return;
2000
2001 /*
2002 * A: set up vars
1829 */ 2003 */
2004 refresh_count = 0;
1830 2005
1831#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2006 have_bg = 0;
1832# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2007#ifdef HAVE_BG_PIXMAP
1833# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2008 have_bg = bgPixmap.pixmap != None;
2009#endif
2010 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2011
2012 /*
2013 * B: reverse any characters which are selected
2014 */
2015 scr_reverse_selection ();
2016
2017 /*
2018 * C: set the cursor character (s)
2019 */
2020 {
2021 unsigned char setoldcursor;
2022
2023 showcursor = (screen.flags & Screen_VisibleCursor);
2024#ifdef CURSOR_BLINK
2025 if (hidden_cursor)
2026 showcursor = 0;
2027#endif
2028
2029 if (showcursor)
2030 {
2031 int col = screen.cur.col;
2032
2033 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2034 col--;
2035
2036 crp = &ROW(screen.cur.row).r[col];
2037
2038#ifndef NO_CURSORCOLOR
2039 cc1 = *crp & (RS_fgMask | RS_bgMask);
2040 if (ISSET_PIXCOLOR (Color_cursor))
2041 ccol1 = Color_cursor;
2042 else
2043#endif
2044#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2045 ccol1 = fgcolor_of (rstyle);
1834#else 2046#else
1835# define MONO_BOLD(x) \ 2047 ccol1 = Color_fg;
1836 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1837# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1838#endif 2048#endif
1839 2049
1840#define FONT_WIDTH(X, Y) \
1841 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1842#define FONT_RBEAR(X, Y) \
1843 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1844#define FONT_LBEAR(X, Y) \
1845 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1846#define IS_FONT_CHAR(X, Y) \
1847 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1848
1849/* EXTPROTO */
1850void
1851rxvt_scr_refresh(pR_ unsigned char refresh_type)
1852{
1853 unsigned char clearfirst, /* first character writes before cell */
1854 clearlast, /* last character writes beyond cell */
1855 must_clear, /* use draw_string not draw_image_string */
1856#ifndef NO_BOLDFONT
1857 bfont, /* we've changed font to bold font */
1858#endif
1859 rvid, /* reverse video this position */
1860 wbyte, /* we're in multibyte */
1861 showcursor; /* show the cursor */
1862 int fore, back; /* desired foreground/background */
1863 int16_t col, row, /* column/row we're processing */
1864 ocrow; /* old cursor row */
1865 int cursorwidth;
1866 int i, /* tmp */
1867 row_offset; /* basic offset in screen structure */
1868#ifndef NO_CURSORCOLOR 2050#ifndef NO_CURSORCOLOR
1869 rend_t cc1; /* store colours at cursor position(s) */ 2051 if (ISSET_PIXCOLOR (Color_cursor2))
1870 rend_t cc2; /* store colours at cursor position(s) */ 2052 ccol2 = Color_cursor2;
2053 else
1871#endif 2054#endif
1872 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2055#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1873 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2056 ccol2 = bgcolor_of (rstyle);
1874 char *buffer; /* local copy of R->buffer */ 2057#else
1875 2058 ccol2 = Color_bg;
1876 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1877 return;
1878
1879/*
1880 * A: set up vars
1881 */
1882 clearfirst = clearlast = must_clear = wbyte = 0;
1883#ifndef NO_BOLDFONT
1884 bfont = 0;
1885#endif 2059#endif
1886 2060
1887 if (R->currmaxcol < R->TermWin.ncol) {
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 buffer = R->buffer;
1893 R->refresh_count = 0;
1894
1895 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1896
1897 if ((refresh_type & REFRESH_BOUNDS)) {
1898 clearfirst = clearlast = 1;
1899 R->refresh_type &= ~REFRESH_BOUNDS;
1900 }
1901#if defined(XPM_BACKGROUND)
1902 must_clear |= (R->bgPixmap.pixmap != None);
1903#endif
1904#if defined(TRANSPARENT)
1905 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1906#endif
1907 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1908
1909/*
1910 * B: reverse any characters which are selected
1911 */
1912 rxvt_scr_reverse_selection(aR);
1913
1914/*
1915 * C: set the cursor character(s)
1916 */
1917 {
1918 unsigned char setoldcursor;
1919 rend_t ccol1, /* Cursor colour */
1920 ccol2; /* Cursor colour2 */
1921
1922 showcursor = (R->screen.flags & Screen_VisibleCursor);
1923 cursorwidth = 0;
1924#ifdef CURSOR_BLINK
1925 if (R->hidden_cursor)
1926 showcursor = 0;
1927#endif
1928
1929 cursorwidth = 0;
1930
1931 if (showcursor) 2061 if (showcursor && focus)
1932 { 2062 {
2063 if (option (Opt_cursorUnderline))
2064 *crp ^= RS_Uline;
2065 else
2066 {
2067 *crp ^= RS_RVid;
2068 *crp = SET_FGCOLOR (*crp, ccol1);
2069 *crp = SET_BGCOLOR (*crp, ccol2);
2070 }
2071 }
2072 }
2073
2074 /* make sure no outline cursor is left around */
2075 setoldcursor = 0;
2076 if (ocrow != -1)
2077 {
2078 if (screen.cur.row - view_start != ocrow
2079 || screen.cur.col != oldcursor.col)
2080 {
2081 if (ocrow < nrow
2082 && oldcursor.col < ncol)
2083 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2084
2085 if (focus || !showcursor)
2086 oldcursor.row = -1;
2087 else
2088 setoldcursor = 1;
2089 }
2090 }
2091 else if (!focus)
2092 setoldcursor = 1;
2093
2094 if (setoldcursor)
2095 {
2096 if (screen.cur.row - view_start >= nrow)
2097 oldcursor.row = -1;
2098 else
2099 {
2100 oldcursor.row = screen.cur.row - view_start;
2101 oldcursor.col = screen.cur.col;
2102 }
2103 }
2104 }
2105
2106 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2107#if ENABLE_OVERLAY
2108 scr_swap_overlay ();
2109#endif
2110
2111#ifndef NO_SLOW_LINK_SUPPORT
2112 /*
2113 * D: CopyArea pass - very useful for slower links
2114 * This has been deliberately kept simple.
2115 */
2116 if (!display->is_local
2117 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2118 && abs (num_scr) < nrow && !have_bg)
2119 {
2120 int16_t nits;
2121 int i = num_scr;
2122 int j;
2123 int len, wlen;
2124 dLocal (int, num_scr);
2125
2126 j = nrow;
2127 wlen = len = -1;
2128 row = i > 0 ? 0 : j - 1;
2129
2130 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2131 {
2132 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2133 {
2134 line_t s = ROW(view_start + row);
2135 line_t d = drawn_buf[row];
2136 line_t d2 = drawn_buf[row + i];
2137
2138 for (nits = 0, col = ncol; col--; )
2139 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2140 nits--;
2141 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2142 nits++;
2143
2144 if (nits > 8) /* XXX: arbitrary choice */
2145 {
2146 for (col = ncol; col--; )
2147 {
2148 *d.t++ = *d2.t++;
2149 *d.r++ = *d2.r++;
2150 }
2151
2152 if (len == -1)
2153 len = row;
2154
2155 wlen = row;
2156 continue;
2157 }
2158 }
2159
2160 if (len >= 0)
2161 {
2162 /* also comes here at end if needed because of >= above */
2163 if (wlen < len)
2164 ::swap (wlen, len);
2165
2166 XGCValues gcv;
2167
2168 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2169 XCopyArea (dpy, vt, vt,
2170 gc, 0, Row2Pixel (len + i),
2171 (unsigned int)this->width,
2172 (unsigned int)Height2Pixel (wlen - len + 1),
2173 0, Row2Pixel (len));
2174 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2175
2176 len = -1;
2177 }
2178 }
2179 }
2180#endif
2181
2182 /*
2183 * E: main pass across every character
2184 */
2185 for (row = 0; row < nrow; row++)
2186 {
2187 text_t *stp = ROW(view_start + row).t;
2188 rend_t *srp = ROW(view_start + row).r;
2189 text_t *dtp = drawn_buf[row].t;
2190 rend_t *drp = drawn_buf[row].r;
2191
2192 /*
2193 * E2: OK, now the real pass
2194 */
2195 int ypixel = (int)Row2Pixel (row);
2196
2197 for (col = 0; col < ncol; col++)
2198 {
2199 /* compare new text with old - if exactly the same then continue */
2200 if (stp[col] == dtp[col] /* Must match characters to skip. */
2201 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2202 || (stp[col] == ' ' /* space w/ no background change */
2203 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2204 continue;
2205
2206 // redraw one or more characters
2207
2208 // seek to the beginning of wide characters
2209 while (expect_false (stp[col] == NOCHAR && col > 0))
2210 --col;
2211
2212 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2213 text_t *text = stp + col;
2214 int count = 1;
2215
2216 dtp[col] = stp[col];
2217 drp[col] = rend;
2218
2219 int xpixel = Col2Pixel (col);
2220
2221 for (i = 0; ++col < ncol; )
2222 {
2223 if (stp[col] == NOCHAR)
2224 {
2225 dtp[col] = stp[col];
2226 drp[col] = rend;
2227 count++;
2228 i++;
2229
2230 continue;
2231 }
2232
2233 if (!RS_SAME (rend, srp[col]))
2234 break;
2235
2236 count++;
2237
2238 if (stp[col] != dtp[col]
2239 || !RS_SAME (srp[col], drp[col]))
2240 {
2241 if (have_bg && (i++ > count / 2))
2242 break;
2243
2244 dtp[col] = stp[col];
2245 drp[col] = rend;
2246 i = 0;
2247 }
2248 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2249 break;
2250 }
2251
2252 col--; /* went one too far. move back */
2253 count -= i; /* dump any matching trailing chars */
2254
2255 // sometimes we optimize away the trailing NOCHAR's, add them back
2256 while (expect_false (i && text[count] == NOCHAR))
2257 count++, i--;
2258
2259 /*
2260 * Determine the attributes for the string
2261 */
2262 int fore = fgcolor_of (rend); // desired foreground
2263 int back = bgcolor_of (rend); // desired background
2264
2265 // only do special processing if any attributes are set, which is unlikely
2266 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)))
2267 {
2268 bool invert = rend & RS_RVid;
2269
2270#ifndef NO_BOLD_UNDERLINE_REVERSE
2271 if (rend & RS_Bold && fore == Color_fg)
2272 {
2273 if (ISSET_PIXCOLOR (Color_BD))
2274 fore = Color_BD;
2275# if !ENABLE_STYLES
2276 else
2277 invert = !invert;
2278# endif
2279 }
2280
2281 if (rend & RS_Italic && fore == Color_fg)
2282 {
2283 if (ISSET_PIXCOLOR (Color_IT))
2284 fore = Color_IT;
2285# if !ENABLE_STYLES
2286 else
2287 invert = !invert;
2288# endif
2289 }
2290
2291 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2292 fore = Color_UL;
2293#endif
2294
2295 if (invert)
2296 {
2297#ifdef OPTION_HC
2298 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2299 || !ISSET_PIXCOLOR (Color_HC))
2300#endif
2301 /* invert the column if no highlightColor is set or it is the
2302 * current cursor column */
2303 ::swap (fore, back);
2304#ifdef OPTION_HC
2305 else if (ISSET_PIXCOLOR (Color_HC))
2306 back = Color_HC;
2307#endif
2308
2309#ifndef NO_BOLD_UNDERLINE_REVERSE
2310# ifndef OPTION_HC
2311 if (ISSET_PIXCOLOR (Color_RV))
2312 back = Color_RV;
2313# endif
2314 if (fore == back)
2315 {
2316 fore = Color_bg;
2317 back = Color_fg;
2318 }
2319#endif
2320 }
2321
2322#ifdef TEXT_BLINK
2323 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2324 {
2325 if (!text_blink_ev.is_active ())
2326 {
2327 text_blink_ev.again ();
2328 hidden_text = 0;
2329 }
2330 else if (hidden_text)
2331 fore = back;
2332 }
2333#endif
2334
2335#if ENABLE_STYLES
2336 // "careful" (too wide) character handling
2337
2338 // include previous careful character(s) if possible, looks nicer (best effort...)
2339 while (text > stp
2340 && srp[text - stp - 1] & RS_Careful
2341 && RS_SAME (rend, srp[text - stp - 1]))
2342 text--, count++, xpixel -= fwidth;
2343
2344 // force redraw after "careful" characters to avoid pixel droppings
2345 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2346 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2347
2348 // force redraw before "careful" characters to avoid pixel droppings
2349 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2350 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2351#endif
2352 }
2353
2354 /*
2355 * Actually do the drawing of the string here
2356 */
2357 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2358
2359 if (expect_true (have_bg && back == Color_bg))
2360 {
2361 // this is very ugly, maybe push it into ->draw?
2362
2363 for (i = 0; i < count; i++) /* don't draw empty strings */
2364 if (text[i] != ' ')
2365 {
2366 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2367 goto did_clear;
2368 }
2369
2370 CLEAR_CHARS (xpixel, ypixel, count);
2371 did_clear: ;
2372 }
2373 else
2374 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2375
2376 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2377 {
2378#if ENABLE_FRILLS
2379 if (ISSET_PIXCOLOR (Color_underline))
2380 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2381 else
2382#endif
2383 XSetForeground (dpy, gc, pix_colors[fore]);
2384
2385 XDrawLine (dpy, vt, gc,
2386 xpixel, ypixel + font->ascent + 1,
2387 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2388 }
2389 } /* for (col....) */
2390 } /* for (row....) */
2391
2392#if ENABLE_OVERLAY
2393 scr_swap_overlay ();
2394#endif
2395 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2396
2397 /*
2398 * G: cleanup cursor and display outline cursor if necessary
2399 */
2400 if (showcursor)
2401 {
2402 if (focus)
2403 {
2404 if (option (Opt_cursorUnderline))
2405 *crp ^= RS_Uline;
2406 else
2407 {
2408 *crp ^= RS_RVid;
2409#ifndef NO_CURSORCOLOR
2410 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2411#endif
2412 }
2413 }
2414 else if (oldcursor.row >= 0)
2415 {
2416 int cursorwidth = 1;
2417 int col = oldcursor.col;
2418
2419 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2420 col--;
2421
2422 while (col + cursorwidth < ncol
2423 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
1933 cursorwidth++; 2424 cursorwidth++;
1934 2425
1935 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1936 [R->screen.cur.col]);
1937
1938 if (showcursor && R->TermWin.focus)
1939 {
1940 *srp ^= RS_RVid;
1941#ifndef NO_CURSORCOLOR 2426#ifndef NO_CURSORCOLOR
1942 cc1 = *srp & (RS_fgMask | RS_bgMask);
1943 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2427 if (ISSET_PIXCOLOR (Color_cursor))
1944 ccol1 = Color_cursor; 2428 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
1945 else 2429 else
1946#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2430#endif
1947 ccol1 = GET_FGCOLOR(R->rstyle); 2431 XSetForeground (dpy, gc, pix_colors[ccol1]);
2432
2433 XDrawRectangle (dpy, vt, gc,
2434 Col2Pixel (col),
2435 Row2Pixel (oldcursor.row),
2436 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2437 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2438 }
2439 }
2440
2441 /*
2442 * H: cleanup selection
2443 */
2444 scr_reverse_selection ();
2445
2446 num_scr = 0;
2447 num_scr_allow = 1;
2448}
2449
2450void
2451rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2452{
2453 if (!l.t)
2454 return;
2455
2456 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2457
2458 for (int i = ncol; i--; )
2459 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2460}
2461
2462void
2463rxvt_term::scr_remap_chars () NOTHROW
2464{
2465 for (int i = total_rows; i--; )
2466 scr_remap_chars (row_buf [i]);
2467
2468 for (int i = nrow; i--; )
2469 {
2470 scr_remap_chars (drawn_buf [i]);
2471 scr_remap_chars (swap_buf [i]);
2472 }
2473}
2474
2475void
2476rxvt_term::scr_recolour () NOTHROW
2477{
2478#ifdef HAVE_BG_PIXMAP
2479 bgPixmap.apply ();
1948#else 2480#else
1949 ccol1 = Color_fg;
1950#endif
1951 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2))
1952 ccol2 = Color_cursor2;
1953 else
1954#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1955 ccol2 = GET_BGCOLOR(R->rstyle);
1956#else
1957 ccol2 = Color_bg;
1958#endif
1959 *srp = SET_FGCOLOR(*srp, ccol1);
1960 *srp = SET_BGCOLOR(*srp, ccol2);
1961#endif
1962 }
1963 2481
1964 while (IS_WIDE (*srp)) 2482 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
1965 cursorwidth++, srp++; 2483 XClearWindow (dpy, parent[0]);
1966 } 2484 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1967 2485
1968 /* make sure no outline cursor is left around */ 2486 if (scrollBar.win)
1969 setoldcursor = 0; 2487 {
1970 if (ocrow != -1) { 2488 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
1971 if (R->screen.cur.row + R->TermWin.view_start != ocrow 2489 scrollBar.state = STATE_IDLE;
1972 || R->screen.cur.col != R->oldcursor.col) { 2490 scrollBar.show (0);
1973 if (ocrow < R->TermWin.nrow
1974 && R->oldcursor.col < R->TermWin.ncol) {
1975 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1976 }
1977 if (R->TermWin.focus || !showcursor)
1978 R->oldcursor.row = -1;
1979 else
1980 setoldcursor = 1;
1981 }
1982 } else if (!R->TermWin.focus)
1983 setoldcursor = 1;
1984 if (setoldcursor) {
1985 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1986 R->oldcursor.row = -1;
1987 else {
1988 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1989 R->oldcursor.col = R->screen.cur.col;
1990 }
1991 }
1992 } 2491 }
1993 2492
1994#ifndef NO_SLOW_LINK_SUPPORT
1995/*
1996 * D: CopyArea pass - very useful for slower links
1997 * This has been deliberately kept simple.
1998 */
1999 i = R->num_scr;
2000 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i
2001 && abs(i) < R->TermWin.nrow && !must_clear) {
2002 int16_t nits;
2003 int j;
2004 rend_t *drp2;
2005 text_t *dtp2;
2006 int len, wlen;
2007
2008 j = R->TermWin.nrow;
2009 wlen = len = -1;
2010 row = i > 0 ? 0 : j - 1;
2011 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) {
2012 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) {
2013 stp = R->screen.text[row + row_offset];
2014 srp = R->screen.rend[row + row_offset];
2015 dtp = R->drawn_text[row];
2016 dtp2 = R->drawn_text[row + i];
2017 drp = R->drawn_rend[row];
2018 drp2 = R->drawn_rend[row + i];
2019 for (nits = 0, col = R->TermWin.ncol; col--; )
2020 if (stp[col] != dtp2[col] || srp[col] != drp2[col])
2021 nits--;
2022 else if (stp[col] != dtp[col] || srp[col] != drp[col])
2023 nits++;
2024 if (nits > 8) { /* XXX: arbitrary choice */
2025 for (col = R->TermWin.ncol; col--; ) {
2026 *dtp++ = *dtp2++;
2027 *drp++ = *drp2++;
2028 }
2029 if (len == -1)
2030 len = row;
2031 wlen = row;
2032 continue;
2033 }
2034 }
2035 if (len != -1) {
2036 /* also comes here at end if needed because of >= above */
2037 if (wlen < len)
2038 SWAP_IT(wlen, len, int);
2039 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2040 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2041 R->TermWin.gc, 0, Row2Pixel(len + i),
2042 (unsigned int)TermWin_TotalWidth(),
2043 (unsigned int)Height2Pixel(wlen - len + 1),
2044 0, Row2Pixel(len));
2045 len = -1;
2046 }
2047 }
2048 }
2049#endif
2050
2051/*
2052 * E: main pass across every character
2053 */
2054 for (row = 0; row < R->TermWin.nrow; row++)
2055 {
2056 stp = R->screen.text[row + row_offset];
2057 srp = R->screen.rend[row + row_offset];
2058 dtp = R->drawn_text[row];
2059 drp = R->drawn_rend[row];
2060
2061/*
2062 * E2: OK, now the real pass
2063 */
2064 int ypixel = (int)Row2Pixel(row);
2065
2066 for (col = 0; col < R->TermWin.ncol; col++) {
2067 /* compare new text with old - if exactly the same then continue */
2068 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2069
2070 if (stp[col] == dtp[col] /* Must match characters to skip. */
2071 && (rend == drp[col] /* Either rendition the same or */
2072 || (stp[col] == ' ' /* space w/ no background change */
2073 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2074 continue;
2075
2076 text_t *text = stp + col;
2077 int count = 1;
2078
2079 /* redraw one or more characters */
2080
2081 dtp[col] = stp[col];
2082 drp[col] = rend;
2083
2084 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2085 continue;
2086
2087 int xpixel = Col2Pixel(col);
2088
2089 // this loop looks very messy, it can probably be optimized
2090 // and cleaned a bit by you?
2091 for (i = 0; ++col < R->TermWin.ncol; )
2092 {
2093 if (stp[col] == NOCHAR)
2094 {
2095 dtp[col] = stp[col];
2096 drp[col] = rend;
2097 count++;
2098
2099 if (i) // only possible skip if char unchanged
2100 i++;
2101
2102 continue;
2103 }
2104
2105 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2106 break;
2107
2108 count++;
2109
2110 if (stp[col] != dtp[col]
2111 || srp[col] != drp[col])
2112 {
2113 if (must_clear && (i++ > (count / 2)))
2114 break;
2115
2116 dtp[col] = stp[col];
2117 drp[col] = rend;
2118 i = 0;
2119 }
2120 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2121 break;
2122 }
2123
2124 col--; /* went one too far. move back */
2125 count -= i; /* dump any matching trailing chars */
2126
2127/*
2128 * Determine the attributes for the string
2129 */
2130 int fid = GET_FONT(rend);
2131 fore = GET_FGCOLOR(rend);
2132 back = GET_BGCOLOR(rend);
2133 rend = GET_ATTR(rend);
2134
2135 rvid = (rend & RS_RVid) ? 1 : 0;
2136#ifdef OPTION_HC
2137 if (!rvid && (rend & RS_Blink))
2138 {
2139 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2140 back = Color_HC;
2141 else
2142 rvid = !rvid; /* fall back */
2143 }
2144#endif
2145 if (rvid)
2146 {
2147 SWAP_IT(fore, back, int);
2148
2149#ifndef NO_BOLD_UNDERLINE_REVERSE
2150 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2151# ifndef NO_CURSORCOLOR
2152 && !ISSET_PIXCOLOR(R, Color_cursor)
2153# endif 2493#endif
2154 ) 2494
2155 back = Color_RV; 2495 /* bgPixmap.apply () does not do the following : */
2156#endif 2496 scr_clear ();
2497 scr_touch (true);
2498 want_refresh = 1;
2499}
2500
2501/* ------------------------------------------------------------------------- */
2502void
2503rxvt_term::scr_clear (bool really) NOTHROW
2504{
2505 if (!mapped)
2506 return;
2507
2508 num_scr_allow = 0;
2509 want_refresh = 1;
2510
2511 if (really)
2512 XClearWindow (dpy, vt);
2513}
2514
2515void
2516rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2517{
2518 int view_end = view_start + nrow;
2519 int row, col;
2520
2521 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2522 {
2523 text_t *stp = ROW(row).t;
2524 rend_t *srp = ROW(row).r;
2525
2526 for (col = beg_col; col < end_col; col++)
2527 srp[col] ^= rstyle1;
2528
2529 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2530 srp[col] ^= rstyle2;
2531
2532 if (++col < end_col)
2533 srp[col] ^= rstyle2;
2157 } 2534 }
2158#ifndef NO_BOLD_UNDERLINE_REVERSE 2535}
2159 else if (rend & RS_Bold) 2536
2160 { 2537void
2161 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD)) 2538rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2162 { 2539{
2163 fore = Color_BD; 2540 int view_end = view_start + nrow;
2164# ifndef VERYBOLD 2541 int row, col;
2165 rend &= ~RS_Bold; /* we've taken care of it */ 2542
2543 if (beg_row >= view_start)
2544 {
2545 col = beg_col;
2546 row = beg_row;
2547 }
2548 else
2549 {
2550 col = 0;
2551 row = view_start;
2552 }
2553
2554 for (; row < min (end_row, view_end); row++, col = 0)
2555 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2556 srp[col] ^= rstyle;
2557
2558 if (row == end_row)
2559 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2560 srp[col] ^= rstyle;
2561}
2562
2563/* ------------------------------------------------------------------------- */
2564void
2565rxvt_term::scr_reverse_selection () NOTHROW
2566{
2567 if (selection.op
2568 && current_screen == selection.screen
2569 && selection.end.row >= view_start)
2570 {
2571#if !ENABLE_MINIMAL
2572 if (selection.rect)
2573 scr_xor_rect (selection.beg.row, selection.beg.col,
2574 selection.end.row, selection.end.col,
2575 RS_RVid, RS_RVid | RS_Uline);
2576 else
2166# endif 2577#endif
2167 } 2578 scr_xor_span (selection.beg.row, selection.beg.col,
2168 } 2579 selection.end.row, selection.end.col,
2169 else if (rend & RS_Uline)
2170 {
2171 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2172 {
2173 fore = Color_UL;
2174 rend &= ~RS_Uline; /* we've taken care of it */
2175 }
2176 }
2177#endif
2178
2179/*
2180 * Actually do the drawing of the string here
2181 */
2182 rxvt_font *font = (*R->TermWin.fontset)[fid];
2183
2184 if (back == Color_bg)
2185 {
2186 if (must_clear)
2187 {
2188 for (i = 0; i < count; i++) /* don't draw empty strings */
2189 if (text[i] != ' ') {
2190 font->draw (xpixel, ypixel, text, count, fore, -1);
2191 goto nodraw;
2192 } 2580 RS_RVid);
2193 CLEAR_CHARS(xpixel, ypixel, count);
2194nodraw: ;
2195 }
2196 else
2197 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2198 } else
2199 font->draw (xpixel, ypixel, text, count, fore, back);
2200
2201 if ((rend & RS_Uline) && (font->descent > 1))
2202 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2203 xpixel, ypixel + font->ascent + 1,
2204 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2205 } /* for (col....) */
2206 } /* for (row....) */
2207
2208/*
2209 * G: cleanup cursor and display outline cursor if necessary
2210 */
2211 if (showcursor) {
2212 if (R->TermWin.focus) {
2213 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2214 [R->screen.cur.col]);
2215 *srp ^= RS_RVid;
2216#ifndef NO_CURSORCOLOR
2217 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2218#endif
2219 } else if (R->oldcursor.row >= 0) {
2220#ifndef NO_CURSORCOLOR
2221 unsigned long gcmask; /* Graphics Context mask */
2222
2223 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) {
2224 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2225 }
2226#endif
2227 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2228 Col2Pixel(R->oldcursor.col),
2229 Row2Pixel(R->oldcursor.row),
2230 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2231 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2232 }
2233 }
2234/*
2235 * H: cleanup selection
2236 */
2237 rxvt_scr_reverse_selection(aR);
2238
2239/*
2240 * I: other general cleanup
2241 */
2242 if (clearfirst && R->TermWin.int_bwidth)
2243 /*
2244 * clear the whole screen height, note that width == 0 is treated
2245 * specially by XClearArea
2246 */
2247 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2248 (unsigned int)R->TermWin.int_bwidth,
2249 (unsigned int)TermWin_TotalHeight(), False);
2250 if (clearlast && R->TermWin.int_bwidth)
2251 /*
2252 * clear the whole screen height, note that width == 0 is treated
2253 * specially by XClearArea
2254 */
2255 XClearArea(R->Xdisplay, R->TermWin.vt,
2256 R->TermWin.width + R->TermWin.int_bwidth, 0,
2257 (unsigned int)R->TermWin.int_bwidth,
2258 (unsigned int)TermWin_TotalHeight(), False);
2259 if (refresh_type & SMOOTH_REFRESH)
2260 XSync(R->Xdisplay, False);
2261
2262 R->num_scr = 0;
2263 R->num_scr_allow = 1;
2264 R->want_refresh = 0; /* screen is current */
2265}
2266/* ------------------------------------------------------------------------- */
2267
2268/* EXTPROTO */
2269void
2270rxvt_scr_clear(pR)
2271{
2272 if (!R->TermWin.mapped)
2273 return;
2274 R->num_scr_allow = 0;
2275 R->want_refresh = 1;
2276#ifdef TRANSPARENT
2277 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2278 int i;
2279
2280 if (!(R->Options & Opt_transparent_all))
2281 i = 0;
2282 else
2283 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2284 for (; i--;)
2285 if (R->TermWin.parent[i] != None)
2286 XClearWindow(R->Xdisplay, R->TermWin.parent[i]);
2287 }
2288#endif
2289 XClearWindow(R->Xdisplay, R->TermWin.vt);
2290}
2291
2292/* ------------------------------------------------------------------------- */
2293/* INTPROTO */
2294void
2295rxvt_scr_reverse_selection(pR)
2296{
2297 int i, col, row, end_row;
2298 rend_t *srp;
2299
2300 if (R->selection.op && R->current_screen == R->selection.screen) {
2301 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2302 i = R->selection.beg.row + R->TermWin.saveLines;
2303 row = R->selection.end.row + R->TermWin.saveLines;
2304 if (i >= end_row)
2305 col = R->selection.beg.col;
2306 else {
2307 col = 0;
2308 i = end_row;
2309 }
2310 end_row += R->TermWin.nrow;
2311 for (; i < row && i < end_row; i++, col = 0)
2312 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2313#ifndef OPTION_HC
2314 srp[col] ^= RS_RVid;
2315#else
2316 srp[col] ^= RS_Blink;
2317#endif
2318 if (i == row && i < end_row)
2319 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2320#ifndef OPTION_HC
2321 srp[col] ^= RS_RVid;
2322#else
2323 srp[col] ^= RS_Blink;
2324#endif
2325 } 2581 }
2326} 2582}
2327 2583
2328/* ------------------------------------------------------------------------- */ 2584/* ------------------------------------------------------------------------- */
2329/* 2585/*
2330 * Dump the whole scrollback and screen to the passed filedescriptor. The 2586 * Dump the whole scrollback and screen to the passed filedescriptor. The
2331 * invoking routine must close the fd. 2587 * invoking routine must close the fd.
2332 */ 2588 */
2333#if 0 2589#if 0
2334/* EXTPROTO */
2335void 2590void
2336rxvt_scr_dump(pR_ int fd) 2591rxvt_term::scr_dump (int fd) NOTHROW
2337{ 2592{
2338 int row, wrote; 2593 int row, wrote;
2339 unsigned int width, towrite; 2594 unsigned int width, towrite;
2340 char r1[] = "\n"; 2595 char r1[] = "\n";
2341 2596
2342 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2597 for (row = saveLines + top_row;
2343 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2598 row < saveLines + nrow - 1; row++)
2344 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2599 {
2345 : R->TermWin.ncol; 2600 width = row_buf[row].l >= 0 ? row_buf[row].l
2601 : ncol;
2346 for (towrite = width; towrite; towrite -= wrote) { 2602 for (towrite = width; towrite; towrite -= wrote)
2603 {
2347 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2604 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2348 towrite); 2605 towrite);
2349 if (wrote < 0) 2606 if (wrote < 0)
2350 return; /* XXX: death, no report */ 2607 return; /* XXX: death, no report */
2351 } 2608 }
2352 if (R->screen.tlen[row] >= 0) 2609 if (row_buf[row].l >= 0)
2353 if (write(fd, r1, 1) <= 0) 2610 if (write (fd, r1, 1) <= 0)
2354 return; /* XXX: death, no report */ 2611 return; /* XXX: death, no report */
2355 } 2612 }
2356} 2613}
2357#endif 2614#endif
2358 2615
2359/* ------------------------------------------------------------------------- * 2616/* ------------------------------------------------------------------------- *
2360 * CHARACTER SELECTION * 2617 * CHARACTER SELECTION *
2361 * ------------------------------------------------------------------------- */ 2618 * ------------------------------------------------------------------------- */
2362
2363/*
2364 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2365 */
2366/* EXTPROTO */
2367void 2619void
2368rxvt_selection_check(pR_ int check_more) 2620rxvt_term::selection_check (int check_more) NOTHROW
2369{ 2621{
2370 row_col_t pos; 2622 row_col_t pos;
2371 2623
2372 if (!R->selection.op) 2624 if (!selection.op)
2373 return; 2625 return;
2374 2626
2375 pos.row = pos.col = 0; 2627 pos.row = pos.col = 0;
2376 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2628 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2377 || (R->selection.beg.row >= R->TermWin.nrow) 2629 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2378 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2630 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2379 || (R->selection.mark.row >= R->TermWin.nrow)
2380 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2381 || (R->selection.end.row >= R->TermWin.nrow)
2382 || (check_more == 1 2631 || (check_more == 1
2383 && R->current_screen == R->selection.screen 2632 && current_screen == selection.screen
2384 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2633 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2385 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2634 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2386 || (check_more == 2 2635 || (check_more == 2
2387 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2636 && ROWCOL_IS_BEFORE (selection.beg, pos)
2388 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2637 && ROWCOL_IS_AFTER (selection.end, pos))
2389 || (check_more == 3 2638 || (check_more == 3
2390 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2639 && ROWCOL_IS_AFTER (selection.end, pos))
2391 || (check_more == 4 /* screen width change */ 2640 || (check_more == 4 /* screen width change */
2392 && (R->selection.beg.row != R->selection.end.row 2641 && (selection.beg.row != selection.end.row
2393 || R->selection.end.col > R->TermWin.ncol))) 2642 || selection.end.col > ncol)))
2394 CLEAR_SELECTION(R); 2643 CLEAR_SELECTION ();
2395} 2644}
2396 2645
2397/* ------------------------------------------------------------------------- */ 2646/* ------------------------------------------------------------------------- */
2398/* 2647/*
2399 * Paste a selection direct to the command fd 2648 * Paste a selection direct to the command fd
2400 */ 2649 */
2401/* INTPROTO */
2402void 2650void
2403rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2651rxvt_term::paste (char *data, unsigned int len) NOTHROW
2404{ 2652{
2405 unsigned int i, j, n;
2406 unsigned char *ds = (unsigned char *)rxvt_malloc(PROP_SIZE);
2407
2408/* convert normal newline chars into common keyboard Return key sequence */ 2653 /* convert normal newline chars into common keyboard Return key sequence */
2409 for (i = 0; i < nitems; i += PROP_SIZE) { 2654 for (unsigned int i = 0; i < len; i++)
2410 n = min(nitems - i, PROP_SIZE); 2655 if (data[i] == C0_LF)
2411 MEMCPY(ds, data + i, n); 2656 data[i] = C0_CR;
2412 for (j = 0; j < n; j++) 2657
2413 if (ds[j] == '\n') 2658 if (priv_modes & PrivMode_BracketPaste)
2414 ds[j] = '\r'; 2659 tt_printf ("\e[200~");
2415 rxvt_tt_write(aR_ ds, (int)n); 2660
2416 } 2661 tt_write (data, len);
2417 free(ds); 2662
2663 if (priv_modes & PrivMode_BracketPaste)
2664 tt_printf ("\e[201~");
2418} 2665}
2419 2666
2420/* ------------------------------------------------------------------------- */ 2667/* ------------------------------------------------------------------------- */
2421/* 2668/*
2422 * Respond to a notification that a primary selection has been sent 2669 * Respond to a notification that a primary selection has been sent
2423 * EXT: SelectionNotify 2670 * EXT: SelectionNotify
2424 */ 2671 */
2425/* EXTPROTO */ 2672void
2426int
2427rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2673rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2428{ 2674{
2429 long nread = 0; 2675 if (prop == None) /* check for failed XConvertSelection */
2676 {
2677 if ((selection_type & Sel_CompoundText))
2678 {
2679 int selnum = selection_type & Sel_whereMask;
2680
2681 selection_type = 0;
2682 if (selnum != Sel_direct)
2683 selection_request_other (XA_STRING, selnum);
2684 }
2685
2686 if ((selection_type & Sel_UTF8String))
2687 {
2688 int selnum = selection_type & Sel_whereMask;
2689
2690 selection_type = Sel_CompoundText;
2691 if (selnum != Sel_direct)
2692 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2693 else
2694 selection_type = 0;
2695 }
2696
2697 return;
2698 }
2699
2430 unsigned long bytes_after; 2700 unsigned long bytes_after;
2431 XTextProperty ct; 2701 XTextProperty ct;
2432#ifdef MULTICHAR_SET
2433 int dummy_count;
2434 char **cl;
2435#endif
2436 2702
2437 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2703 if (XGetWindowProperty (dpy, win, prop,
2438 2704 0, PROP_SIZE / 4,
2439 if (prop == None) { /* check for failed XConvertSelection */ 2705 delete_prop, AnyPropertyType,
2440#ifdef MULTICHAR_SET 2706 &ct.encoding, &ct.format,
2441 if ((R->selection_type & Sel_CompoundText)) { 2707 &ct.nitems, &bytes_after,
2442 int selnum = R->selection_type & Sel_whereMask; 2708 &ct.value) != Success)
2443
2444 R->selection_type = 0;
2445 if (selnum != Sel_direct)
2446 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2447 }
2448#endif
2449 return 0;
2450 } 2709 {
2451 for (;;) { 2710 ct.value = 0;
2452 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2711 goto bailout;
2453 (long)(PROP_SIZE / 4), delete_prop, 2712 }
2454 AnyPropertyType, &ct.encoding, &ct.format, 2713
2455 &ct.nitems, &bytes_after,
2456 &ct.value) != Success)
2457 break;
2458 if (ct.encoding == 0) { 2714 if (ct.encoding == None)
2459 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2715 goto bailout;
2460 break; 2716
2461 } 2717 if (bytes_after)
2718 {
2719 // fetch and append remaining data
2720 XTextProperty ct2;
2721
2722 if (XGetWindowProperty (dpy, win, prop,
2723 ct.nitems / 4, (bytes_after + 3) / 4,
2724 delete_prop, AnyPropertyType,
2725 &ct2.encoding, &ct2.format,
2726 &ct2.nitems, &bytes_after,
2727 &ct2.value) != Success)
2728 goto bailout;
2729
2730 // realloc should be compatible to XFree, here, and elsewhere, too
2731 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2732 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2733 ct.nitems += ct2.nitems;
2734
2735 XFree (ct2.value);
2736 }
2737
2462 if (ct.value == NULL) { 2738 if (ct.value == 0)
2463 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!")); 2739 goto bailout;
2464 continue; 2740
2465 } 2741 if (ct.encoding == xa[XA_INCR])
2742 {
2743 // INCR selection, start handshake
2744 if (!delete_prop)
2745 XDeleteProperty (dpy, win, prop);
2746
2747 selection_wait = Sel_incr;
2748 incr_buf_fill = 0;
2749 incr_ev.start (10);
2750
2751 goto bailout;
2752 }
2753
2466 if (ct.nitems == 0) { 2754 if (ct.nitems == 0)
2467 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2755 {
2468 if (R->selection_wait == Sel_normal && nread == 0) { 2756 if (selection_wait == Sel_incr)
2469 /* 2757 {
2758 XFree (ct.value);
2759
2760 // finally complete, now paste the whole thing
2761 selection_wait = Sel_normal;
2762 ct.value = (unsigned char *)incr_buf;
2763 ct.nitems = incr_buf_fill;
2764 incr_buf = 0;
2765 incr_buf_size = 0;
2766 incr_ev.stop ();
2767 }
2768 else
2769 {
2770 if (selection_wait == Sel_normal
2771 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2772 {
2773 /*
2470 * pass through again trying CUT_BUFFER0 if we've come from 2774 * pass through again trying CUT_BUFFER0 if we've come from
2471 * XConvertSelection() but nothing was presented 2775 * XConvertSelection () but nothing was presented
2472 */ 2776 */
2473 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2777 selection_paste (display->root, XA_CUT_BUFFER0, False);
2474 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2778 }
2779
2780 goto bailout;
2781 }
2475 } 2782 }
2476 nread = -1; /* discount any previous stuff */ 2783 else if (selection_wait == Sel_incr)
2477 break; 2784 {
2478 } 2785 incr_ev.start (10);
2479 nread += ct.nitems; 2786
2480#ifdef MULTICHAR_SET 2787 while (incr_buf_fill + ct.nitems > incr_buf_size)
2788 {
2789 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2790 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2791 }
2792
2793 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2794 incr_buf_fill += ct.nitems;
2795
2796 goto bailout;
2797 }
2798
2799 char **cl;
2800 int cr;
2801
2802#if !ENABLE_MINIMAL
2803 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2804 // so recode it manually
2805 if (ct.encoding == xa[XA_UTF8_STRING])
2806 {
2807 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2808 char *s = rxvt_wcstombs (w);
2809 free (w);
2810 // TODO: strlen == only the first element will be converted. well...
2811 paste (s, strlen (s));
2812 free (s);
2813 }
2814 else
2815#endif
2481 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl, 2816 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2482 &dummy_count) == Success && cl) { 2817 && cl)
2483 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0])); 2818 {
2819 for (int i = 0; i < cr; i++)
2820 paste (cl[i], strlen (cl[i]));
2821
2484 XFreeStringList(cl); 2822 XFreeStringList (cl);
2823 }
2485 } else 2824 else
2486#endif 2825 paste ((char *)ct.value, ct.nitems); // paste raw
2487 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems); 2826
2488 if (bytes_after == 0) 2827bailout:
2489 break;
2490 XFree(ct.value); 2828 XFree (ct.value);
2491 } 2829
2492 if (ct.value)
2493 XFree(ct.value);
2494 if (R->selection_wait == Sel_normal) 2830 if (selection_wait == Sel_normal)
2831 selection_wait = Sel_none;
2832}
2833
2834void
2835rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2836{
2495 R->selection_wait = Sel_none; 2837 selection_wait = Sel_none;
2496 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2497 return (int)nread;
2498}
2499 2838
2500/* 2839 incr_buf_size = 0;
2501 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za> 2840 free (incr_buf);
2502 */ 2841
2503/* EXTPROTO */ 2842 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2843}
2844
2504void 2845void
2505rxvt_selection_property(pR_ Window win, Atom prop) 2846rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2506{ 2847{
2507 int reget_time = 0; 2848 if (prop == None || selection_wait != Sel_incr)
2508
2509 if (prop == None)
2510 return;
2511 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2512 if (R->selection_wait == Sel_normal) {
2513 int a, afmt;
2514 Atom atype;
2515 unsigned long bytes_after, nitems;
2516 unsigned char *s = NULL;
2517
2518 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2519 R->xa[XA_INCR], &atype, &afmt, &nitems,
2520 &bytes_after, &s);
2521 if (s)
2522 XFree(s);
2523 if (a != Success)
2524 return; 2849 return;
2525#ifndef __CYGWIN32__ 2850
2526 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */ 2851 selection_paste (win, prop, true);
2527 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2528 XDeleteProperty(R->Xdisplay, win, prop);
2529 XFlush(R->Xdisplay);
2530 reget_time = 1;
2531 R->selection_wait = Sel_incr;
2532 }
2533#endif
2534 } else if (R->selection_wait == Sel_incr) {
2535 reget_time = 1;
2536 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2537 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2538 R->selection_wait = Sel_none;
2539 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2540 }
2541 }
2542 if (reget_time) { /* received more data so reget time */
2543 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2544 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2545 }
2546} 2852}
2853
2547/* ------------------------------------------------------------------------- */ 2854/* ------------------------------------------------------------------------- */
2548/* 2855/*
2549 * Request the current selection: 2856 * Request the current selection:
2550 * Order: > internal selection if available 2857 * Order: > internal selection if available
2551 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2858 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2552 * > CUT_BUFFER0 2859 * > CUT_BUFFER0
2553 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2860 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2554 * will auto fallback to CUT_BUFFER0 2861 * will auto fallback to CUT_BUFFER0
2555 * EXT: button 2 release 2862 * EXT: button 2 release
2556 */ 2863 */
2557/* EXTPROTO */
2558void 2864void
2559rxvt_selection_request(pR_ Time tm, int x, int y) 2865rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2560{ 2866{
2561 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2867 if (selection.text && selnum == Sel_Primary)
2562 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2868 {
2563 return; /* outside window */ 2869 /* internal selection */
2870 char *str = rxvt_wcstombs (selection.text, selection.len);
2871 paste (str, strlen (str));
2872 free (str);
2873 return;
2874 }
2875 else
2876 {
2877 selection_request_time = tm;
2878 selection_wait = Sel_normal;
2564 2879
2565 if (R->selection.text != NULL) { /* internal selection */ 2880#if X_HAVE_UTF8_STRING
2566 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2881 selection_type = Sel_UTF8String;
2567 rxvt_PasteIt(aR_ R->selection.text, R->selection.len); 2882 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2568 return; 2883 return;
2569 } else {
2570 int i;
2571
2572 R->selection_request_time = tm;
2573 R->selection_wait = Sel_normal;
2574 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2575#ifdef MULTICHAR_SET
2576 R->selection_type = Sel_CompoundText;
2577#else 2884#else
2578 R->selection_type = 0; 2885 selection_type = Sel_CompoundText;
2579#endif 2886 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2580 if (rxvt_selection_request_other(aR_
2581#ifdef MULTICHAR_SET
2582 R->xa[XA_COMPOUND_TEXT],
2583#else
2584 XA_STRING,
2585#endif
2586 i))
2587 return; 2887 return;
2588 } 2888#endif
2589 } 2889 }
2890
2590 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2891 selection_wait = Sel_none; /* don't loop in selection_paste () */
2591 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2592 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2892 selection_paste (display->root, XA_CUT_BUFFER0, false);
2593} 2893}
2594 2894
2595/* INTPROTO */
2596int 2895int
2597rxvt_selection_request_other(pR_ Atom target, int selnum) 2896rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2598{ 2897{
2599 Atom sel; 2898 Atom sel;
2600#ifdef DEBUG_SELECT
2601 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2602#endif
2603 2899
2604 R->selection_type |= selnum; 2900 selection_type |= selnum;
2901
2605 if (selnum == Sel_Primary) 2902 if (selnum == Sel_Primary)
2606 sel = XA_PRIMARY; 2903 sel = XA_PRIMARY;
2607 else if (selnum == Sel_Secondary) 2904 else if (selnum == Sel_Secondary)
2608 sel = XA_SECONDARY; 2905 sel = XA_SECONDARY;
2609 else 2906 else
2610 sel = R->xa[XA_CLIPBOARD]; 2907 sel = xa[XA_CLIPBOARD];
2908
2611 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2909 if (XGetSelectionOwner (dpy, sel) != None)
2612 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2910 {
2613 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2911 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2614 R->TermWin.vt, R->selection_request_time); 2912 vt, selection_request_time);
2615 return 1; 2913 return 1;
2616 } 2914 }
2915
2617 return 0; 2916 return 0;
2618} 2917}
2619 2918
2620/* ------------------------------------------------------------------------- */ 2919/* ------------------------------------------------------------------------- */
2621/* 2920/*
2622 * Clear all selected text 2921 * Clear all selected text
2623 * EXT: SelectionClear 2922 * EXT: SelectionClear
2624 */ 2923 */
2625/* EXTPROTO */
2626void 2924void
2627rxvt_selection_clear(pR) 2925rxvt_term::selection_clear () NOTHROW
2628{ 2926{
2629 D_SELECT((stderr, "rxvt_selection_clear()"));
2630
2631 R->want_refresh = 1; 2927 want_refresh = 1;
2632 if (R->selection.text)
2633 free(R->selection.text); 2928 free (selection.text);
2634 R->selection.text = NULL; 2929 selection.text = NULL;
2635 R->selection.len = 0; 2930 selection.len = 0;
2636 CLEAR_SELECTION(R); 2931 CLEAR_SELECTION ();
2932
2933 if (display->selection_owner == this)
2934 display->selection_owner = 0;
2637} 2935}
2638 2936
2639/* ------------------------------------------------------------------------- */ 2937/* ------------------------------------------------------------------------- */
2640/* 2938/*
2641 * Copy a selection into the cut buffer 2939 * Copy a selection into the cut buffer
2642 * EXT: button 1 or 3 release 2940 * EXT: button 1 or 3 release
2643 */ 2941 */
2644/* EXTPROTO */
2645void 2942void
2646rxvt_selection_make(pR_ Time tm) 2943rxvt_term::selection_make (Time tm)
2647{ 2944{
2648 int i, col, end_col, row, end_row; 2945 int i;
2649 unsigned char *new_selection_text; 2946 wchar_t *new_selection_text;
2650 char *str; 2947 text_t *t;
2651 text_t *t;
2652#ifdef ACS_ASCII
2653 rend_t *re;
2654#endif
2655 2948
2656 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2657 switch (R->selection.op) { 2949 switch (selection.op)
2950 {
2658 case SELECTION_CONT: 2951 case SELECTION_CONT:
2659 break; 2952 break;
2660 case SELECTION_INIT: 2953 case SELECTION_INIT:
2661 CLEAR_SELECTION(R); 2954 CLEAR_SELECTION ();
2662 /* FALLTHROUGH */ 2955 /* FALLTHROUGH */
2663 case SELECTION_BEGIN: 2956 case SELECTION_BEGIN:
2664 R->selection.op = SELECTION_DONE; 2957 selection.op = SELECTION_DONE;
2665 /* FALLTHROUGH */ 2958 /* FALLTHROUGH */
2666 default: 2959 default:
2667 return; 2960 return;
2668 } 2961 }
2962
2669 R->selection.op = SELECTION_DONE; 2963 selection.op = SELECTION_DONE;
2670 2964
2671 if (R->selection.clicks == 4) 2965 if (selection.clicks == 4)
2672 return; /* nothing selected, go away */ 2966 return; /* nothing selected, go away */
2673 2967
2968 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2969 return;
2970
2674 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2971 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2675 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2972 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2676 2973
2677 new_selection_text = (unsigned char *)str; 2974 int ofs = 0;
2975 int extra = 0;
2678 2976
2679 col = R->selection.beg.col; 2977 int col = selection.beg.col;
2680 MAX_IT(col, 0); 2978 int row = selection.beg.row;
2681 row = R->selection.beg.row + R->TermWin.saveLines;
2682 end_row = R->selection.end.row + R->TermWin.saveLines;
2683 2979
2980 int end_col;
2981
2684 for (; row <= end_row; row++, col = 0) 2982 for (; row <= selection.end.row; row++, col = 0)
2983 {
2984#if !ENABLE_MINIMAL
2985 if (selection.rect)
2685 { 2986 {
2686 t = &(R->screen.text[row][col]); 2987 col = selection.beg.col;
2988 end_col = ncol + 1;
2989 }
2990 else
2991#endif
2992 end_col = ROW(row).l;
2687 2993
2688 end_col = R->screen.tlen[row]; 2994 col = max (col, 0);
2689 2995
2690 if (end_col == -1)
2691 end_col = R->TermWin.ncol;
2692
2693 if (row == end_row) 2996 if (row == selection.end.row
2997#if !ENABLE_MINIMAL
2998 || selection.rect
2999#endif
3000 )
2694 MIN_IT (end_col, R->selection.end.col); 3001 min_it (end_col, selection.end.col);
2695 3002
3003 t = ROW(row).t + col;
3004
2696 for (; col < end_col; col++) 3005 for (; col < end_col; col++)
3006 {
2697 if (*t == NOCHAR) 3007 if (*t == NOCHAR)
2698 t++; 3008 t++;
3009#if ENABLE_COMBINING
3010 else if (IS_COMPOSE (*t))
3011 {
3012 int len = rxvt_composite.expand (*t, 0);
3013
3014 extra -= (len - 1);
3015
3016 if (extra < 0)
3017 {
3018 extra += i;
3019 i += i;
3020 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3021 }
3022
3023 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3024 }
3025#endif
2699 else 3026 else
2700 { 3027 new_selection_text[ofs++] = *t++;
2701 int len = wctomb (str, *t++);
2702 if (len > 0)
2703 str += len;
2704 }
2705
2706 if (R->screen.tlen[row] != -1 && row != end_row)
2707 *str++ = '\n';
2708 } 3028 }
2709 3029
2710#ifndef NO_OLD_SELECTION 3030#if !ENABLE_MINIMAL
2711 if (R->selection_style == OLD_SELECT) 3031 if (selection.rect)
2712 if (end_col == R->TermWin.ncol) 3032 {
2713 *str++ = '\n'; 3033 while (ofs
3034 && new_selection_text[ofs - 1] != C0_LF
3035 && unicode::is_space (new_selection_text[ofs - 1]))
3036 --ofs;
3037
3038 new_selection_text[ofs++] = C0_LF;
3039 }
3040 else
2714#endif 3041#endif
2715#ifndef NO_NEW_SELECTION 3042 if (!ROW(row).is_longer () && row != selection.end.row)
2716 if (R->selection_style != OLD_SELECT) 3043 new_selection_text[ofs++] = C0_LF;
3044 }
3045
2717 if (end_col != R->selection.end.col) 3046 if (end_col != selection.end.col)
2718 *str++ = '\n'; 3047 new_selection_text[ofs++] = C0_LF;
2719#endif
2720 *str = '\0';
2721 3048
2722 i = str - (char *)new_selection_text; 3049 new_selection_text[ofs] = 0;
3050
2723 if (i == 0) 3051 if (ofs == 0)
2724 { 3052 {
2725 free (new_selection_text); 3053 free (new_selection_text);
2726 return; 3054 return;
2727 } 3055 }
2728 3056
2729 // due to MB_MAX_CUR, selection wastage is usually high
2730 if (str - (char *)new_selection_text > 1024)
2731 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2732
2733 R->selection.len = i;
2734 if (R->selection.text)
2735 free (R->selection.text); 3057 free (selection.text);
2736 3058
2737 R->selection.text = new_selection_text; 3059 // we usually allocate much more than necessary, so realloc it smaller again
3060 selection.len = ofs;
3061 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2738 3062
2739 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3063 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2740 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3064 return;
2741 rxvt_print_error("can't get primary selection"); 3065
2742 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3066 selection_grab (tm);
2743 PropModeReplace, R->selection.text, (int)R->selection.len); 3067}
3068
3069bool
3070rxvt_term::selection_grab (Time tm) NOTHROW
3071{
2744 R->selection_time = tm; 3072 selection_time = tm;
2745 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3073
3074 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3075 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3076 {
3077 display->set_selection_owner (this);
3078 return true;
3079 }
3080 else
3081 {
3082 selection_clear ();
3083 return false;
3084 }
3085
3086#if 0
3087 XTextProperty ct;
3088
3089 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3090 {
3091 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3092 XFree (ct.value);
3093 }
3094#endif
2746} 3095}
2747 3096
2748/* ------------------------------------------------------------------------- */ 3097/* ------------------------------------------------------------------------- */
2749/* 3098/*
2750 * Mark or select text based upon number of clicks: 1, 2, or 3 3099 * Mark or select text based upon number of clicks: 1, 2, or 3
2751 * EXT: button 1 press 3100 * EXT: button 1 press
2752 */ 3101 */
2753/* EXTPROTO */
2754void 3102void
2755rxvt_selection_click(pR_ int clicks, int x, int y) 3103rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2756{ 3104{
2757 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2758
2759 clicks = ((clicks - 1) % 3) + 1; 3105 clicks = ((clicks - 1) % 3) + 1;
2760 R->selection.clicks = clicks; /* save clicks so extend will work */ 3106 selection.clicks = clicks; /* save clicks so extend will work */
2761 3107
3108 if (clicks == 2 && !selection.rect
3109 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3110 {
3111 MEvent.clicks = 1; // what a mess
3112 selection.screen = current_screen;
3113 selection.op = SELECTION_CONT;
3114 return;
3115 }
3116
2762 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3117 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3118
2763 if (clicks == 2 || clicks == 3) 3119 if (clicks == 2 || clicks == 3)
2764 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3120 selection_extend_colrow (selection.mark.col,
2765 R->selection.mark.row 3121 selection.mark.row - view_start,
2766 + R->TermWin.view_start, 3122 0, /* button 3 */
2767 0, /* button 3 */ 3123 1, /* button press */
2768 1, /* button press */ 3124 0); /* click change */
2769 0); /* click change */
2770} 3125}
2771 3126
2772/* ------------------------------------------------------------------------- */ 3127/* ------------------------------------------------------------------------- */
2773/* 3128/*
2774 * Mark a selection at the specified col/row 3129 * Mark a selection at the specified col/row
2775 */ 3130 */
2776/* INTPROTO */
2777void 3131void
2778rxvt_selection_start_colrow(pR_ int col, int row) 3132rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2779{ 3133{
2780 R->want_refresh = 1; 3134 want_refresh = 1;
3135
3136 selection.mark.row = row + view_start;
2781 R->selection.mark.col = col; 3137 selection.mark.col = col;
2782 R->selection.mark.row = row - R->TermWin.view_start; 3138
2783 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3139 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2784 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3140 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3141
3142 while (selection.mark.col > 0
3143 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2785 MAX_IT(R->selection.mark.col, 0); 3144 --selection.mark.col;
2786 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2787 3145
2788 if (R->selection.op) { /* clear the old selection */ 3146 if (selection.op)
3147 {
3148 /* clear the old selection */
2789 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3149 selection.beg.row = selection.end.row = selection.mark.row;
2790 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3150 selection.beg.col = selection.end.col = selection.mark.col;
2791 } 3151 }
3152
2792 R->selection.op = SELECTION_INIT; 3153 selection.op = SELECTION_INIT;
2793 R->selection.screen = R->current_screen; 3154 selection.screen = current_screen;
2794} 3155}
2795 3156
2796/* ------------------------------------------------------------------------- */ 3157/* ------------------------------------------------------------------------- */
2797/* 3158/*
2798 * Word select: select text for 2 clicks 3159 * Word select: select text for 2 clicks
2799 * We now only find out the boundary in one direction 3160 * We now only find out the boundary in one direction
2800 */ 3161 */
2801 3162
2802/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3163/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2803#define DELIMIT_TEXT(x) \ 3164#define DELIMIT_TEXT(x) \
2804 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3165 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2805#ifdef MULTICHAR_SET
2806# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2807#else
2808# define DELIMIT_REND(x) 1 3166#define DELIMIT_REND(x) 1
2809#endif
2810 3167
2811/* INTPROTO */
2812void 3168void
2813rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3169rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2814{ 3170{
2815 int col, row, dirnadd, tcol, trow, w1, w2; 3171 int col, row, dirnadd, tcol, trow, w1, w2;
2816 row_col_t bound; 3172 row_col_t bound;
2817 text_t *stp; 3173 text_t *stp;
2818 rend_t *srp; 3174 rend_t *srp;
2819 3175
2820 if (dirn == UP) { 3176 if (dirn == UP)
2821 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1;
2822 bound.col = 0;
2823 dirnadd = -1;
2824 } else {
2825 bound.row = R->TermWin.saveLines + R->TermWin.nrow;
2826 bound.col = R->TermWin.ncol - 1;
2827 dirnadd = 1;
2828 } 3177 {
2829 row = mark->row + R->TermWin.saveLines; 3178 bound.row = top_row - 1;
3179 bound.col = 0;
3180 dirnadd = -1;
3181 }
3182 else
3183 {
3184 bound.row = nrow;
3185 bound.col = ncol - 1;
3186 dirnadd = 1;
3187 }
3188
3189 row = mark->row;
2830 col = mark->col; 3190 col = max (mark->col, 0);
2831 MAX_IT(col, 0); 3191
2832/* find the edge of a word */ 3192 /* find the edge of a word */
2833 stp = &(R->screen.text[row][col]); 3193 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2834 w1 = DELIMIT_TEXT(*stp); 3194 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2835 3195
2836 if (R->selection_style != NEW_SELECT) {
2837 if (w1 == 1) {
2838 stp += dirnadd;
2839 if (DELIMIT_TEXT(*stp) == 1)
2840 goto Old_Word_Selection_You_Die;
2841 col += dirnadd;
2842 }
2843 w1 = 0;
2844 }
2845 srp = (&R->screen.rend[row][col]);
2846 w2 = DELIMIT_REND(*srp);
2847
2848 for (;;) { 3196 for (;;)
3197 {
2849 for (; col != bound.col; col += dirnadd) { 3198 for (; col != bound.col; col += dirnadd)
3199 {
2850 stp += dirnadd; 3200 stp += dirnadd;
3201 srp += dirnadd;
3202
3203 if (*stp == NOCHAR)
3204 continue;
3205
2851 if (DELIMIT_TEXT(*stp) != w1) 3206 if (DELIMIT_TEXT (*stp) != w1)
2852 break; 3207 break;
2853 srp += dirnadd;
2854 if (DELIMIT_REND(*srp) != w2) 3208 if (DELIMIT_REND (*srp) != w2)
2855 break; 3209 break;
2856 } 3210 }
3211
2857 if ((col == bound.col) && (row != bound.row)) { 3212 if ((col == bound.col) && (row != bound.row))
2858 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) { 3213 {
2859 trow = row + dirnadd; 3214 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2860 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0; 3215 {
2861 if (R->screen.text[trow] == NULL) 3216 trow = row + dirnadd;
2862 break; 3217 tcol = dirn == UP ? ncol - 1 : 0;
2863 stp = &(R->screen.text[trow][tcol]); 3218
2864 srp = &(R->screen.rend[trow][tcol]); 3219 if (!ROW(trow).t)
3220 break;
3221
3222 stp = ROW(trow).t + tcol;
3223 srp = ROW(trow).r + tcol;
3224
2865 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2) 3225 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3226 break;
3227
3228 row = trow;
3229 col = tcol;
3230 continue;
3231 }
3232 }
2866 break; 3233 break;
2867 row = trow;
2868 col = tcol;
2869 continue;
2870 } 3234 }
2871 }
2872 break;
2873 }
2874 Old_Word_Selection_You_Die:
2875 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));
2876 3235
2877 if (dirn == DN) 3236 if (dirn == DN)
2878 col++; /* put us on one past the end */ 3237 col++; /* put us on one past the end */
2879 3238
2880/* Poke the values back in */ 3239 /* Poke the values back in */
2881 ret->row = row - R->TermWin.saveLines; 3240 ret->row = row;
2882 ret->col = col; 3241 ret->col = col;
2883} 3242}
2884 3243
2885/* ------------------------------------------------------------------------- */ 3244/* ------------------------------------------------------------------------- */
2886/* 3245/*
2887 * Extend the selection to the specified x/y pixel location 3246 * Extend the selection to the specified x/y pixel location
2888 * EXT: button 3 press; button 1 or 3 drag 3247 * EXT: button 3 press; button 1 or 3 drag
2889 * flag == 0 ==> button 1 3248 * flag == 0 ==> button 1
2890 * flag == 1 ==> button 3 press 3249 * flag == 1 ==> button 3 press
2891 * flag == 2 ==> button 3 motion 3250 * flag == 2 ==> button 3 motion
2892 */ 3251 */
2893/* EXTPROTO */
2894void 3252void
2895rxvt_selection_extend(pR_ int x, int y, int flag) 3253rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2896{ 3254{
2897 int col, row; 3255 int col = clamp (Pixel2Col (x), 0, ncol);
3256 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2898 3257
2899 col = Pixel2Col(x); 3258 /*
2900 row = Pixel2Row(y);
2901 MAX_IT(row, 0);
2902 MIN_IT(row, (int)R->TermWin.nrow - 1);
2903 MAX_IT(col, 0);
2904 MIN_IT(col, (int)R->TermWin.ncol);
2905#ifndef NO_NEW_SELECTION
2906/*
2907 * If we're selecting characters (single click) then we must check first 3259 * If we're selecting characters (single click) then we must check first
2908 * if we are at the same place as the original mark. If we are then 3260 * if we are at the same place as the original mark. If we are then
2909 * select nothing. Otherwise, if we're to the right of the mark, you have to 3261 * select nothing. Otherwise, if we're to the right of the mark, you have to
2910 * be _past_ a character for it to be selected. 3262 * be _past_ a character for it to be selected.
2911 */ 3263 */
2912 if (R->selection_style != OLD_SELECT) {
2913 if (((R->selection.clicks % 3) == 1) && !flag 3264 if (((selection.clicks % 3) == 1) && !flag
2914 && (col == R->selection.mark.col 3265 && (col == selection.mark.col
2915 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3266 && (row == selection.mark.row - view_start)))
3267 {
2916 /* select nothing */ 3268 /* select nothing */
2917 R->selection.beg.row = R->selection.end.row = 0; 3269 selection.beg.row = selection.end.row = 0;
2918 R->selection.beg.col = R->selection.end.col = 0; 3270 selection.beg.col = selection.end.col = 0;
2919 R->selection.clicks = 4; 3271 selection.clicks = 4;
2920 R->want_refresh = 1; 3272 want_refresh = 1;
2921 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2922 return; 3273 return;
2923 }
2924 } 3274 }
2925#endif 3275
2926 if (R->selection.clicks == 4) 3276 if (selection.clicks == 4)
2927 R->selection.clicks = 1; 3277 selection.clicks = 1;
3278
2928 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3279 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2929 flag == 1 ? 1 : 0, /* ? button press */ 3280 flag == 1 ? 1 : 0, /* ? button press */
2930 0); /* no click change */ 3281 0); /* no click change */
2931} 3282}
2932 3283
2933/* ------------------------------------------------------------------------- */ 3284/* ------------------------------------------------------------------------- */
2934/* 3285/*
2935 * Extend the selection to the specified col/row 3286 * Extend the selection to the specified col/row
2936 */ 3287 */
2937/* INTPROTO */
2938void 3288void
2939rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3289rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2940{ 3290{
2941 int16_t ncol = R->TermWin.ncol;
2942 int end_col;
2943 row_col_t pos; 3291 row_col_t pos;
2944 enum { 3292 enum {
2945 LEFT, RIGHT 3293 LEFT, RIGHT
2946 } closeto = RIGHT; 3294 } closeto = RIGHT;
2947 3295
2948 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));
2949 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));
2950
2951 R->want_refresh = 1; 3296 want_refresh = 1;
3297
2952 switch (R->selection.op) { 3298 switch (selection.op)
3299 {
2953 case SELECTION_INIT: 3300 case SELECTION_INIT:
2954 CLEAR_SELECTION(R); 3301 CLEAR_SELECTION ();
2955 R->selection.op = SELECTION_BEGIN; 3302 selection.op = SELECTION_BEGIN;
2956 /* FALLTHROUGH */ 3303 /* FALLTHROUGH */
2957 case SELECTION_BEGIN: 3304 case SELECTION_BEGIN:
2958 if (row != R->selection.mark.row || col != R->selection.mark.col 3305 if (row != selection.mark.row || col != selection.mark.col
2959 || (!button3 && buttonpress)) 3306 || (!button3 && buttonpress))
2960 R->selection.op = SELECTION_CONT; 3307 selection.op = SELECTION_CONT;
2961 break; 3308 break;
2962 case SELECTION_DONE: 3309 case SELECTION_DONE:
2963 R->selection.op = SELECTION_CONT; 3310 selection.op = SELECTION_CONT;
2964 /* FALLTHROUGH */ 3311 /* FALLTHROUGH */
2965 case SELECTION_CONT: 3312 case SELECTION_CONT:
2966 break; 3313 break;
2967 case SELECTION_CLEAR: 3314 case SELECTION_CLEAR:
2968 rxvt_selection_start_colrow(aR_ col, row); 3315 selection_start_colrow (col, row);
2969 /* FALLTHROUGH */ 3316 /* FALLTHROUGH */
2970 default: 3317 default:
2971 return; 3318 return;
2972 } 3319 }
3320
2973 if (R->selection.beg.col == R->selection.end.col 3321 if (selection.beg.col == selection.end.col
2974 && R->selection.beg.col != R->selection.mark.col 3322 && selection.beg.col != selection.mark.col
2975 && R->selection.beg.row == R->selection.end.row 3323 && selection.beg.row == selection.end.row
2976 && R->selection.beg.row != R->selection.mark.row) { 3324 && selection.beg.row != selection.mark.row)
3325 {
2977 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3326 selection.beg.col = selection.end.col = selection.mark.col;
2978 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3327 selection.beg.row = selection.end.row = selection.mark.row;
2979 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));
2980 } 3328 }
2981 3329
2982 pos.col = col; 3330 pos.col = col;
2983 pos.row = row; 3331 pos.row = view_start + row;
2984 3332
2985 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3333 /*
2986
2987#ifndef NO_OLD_SELECTION
2988/*
2989 * This mimics some of the selection behaviour of version 2.20 and before.
2990 * There are no ``selection modes'', button3 is always character extension.
2991 * Note: button3 drag is always available, c.f. v2.20
2992 * Selection always terminates (left or right as appropriate) at the mark.
2993 */
2994 if (R->selection_style == OLD_SELECT) {
2995 if (R->selection.clicks == 1 || button3) {
2996 if (R->hate_those_clicks) {
2997 R->hate_those_clicks = 0;
2998 if (R->selection.clicks == 1) {
2999 R->selection.beg.row = R->selection.mark.row;
3000 R->selection.beg.col = R->selection.mark.col;
3001 } else {
3002 R->selection.mark.row = R->selection.beg.row;
3003 R->selection.mark.col = R->selection.beg.col;
3004 }
3005 }
3006 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3007 R->selection.end.row = R->selection.mark.row;
3008 R->selection.end.col = R->selection.mark.col + 1;
3009 R->selection.beg.row = pos.row;
3010 R->selection.beg.col = pos.col;
3011 } else {
3012 R->selection.beg.row = R->selection.mark.row;
3013 R->selection.beg.col = R->selection.mark.col;
3014 R->selection.end.row = pos.row;
3015 R->selection.end.col = pos.col + 1;
3016 }
3017 } else if (R->selection.clicks == 2) {
3018 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark),
3019 &(R->selection.beg));
3020 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark),
3021 &(R->selection.end));
3022 R->hate_those_clicks = 1;
3023 } else if (R->selection.clicks == 3) {
3024 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3025 R->selection.beg.col = 0;
3026 R->selection.end.col = ncol;
3027 R->hate_those_clicks = 1;
3028 }
3029 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));
3030 return;
3031 }
3032#endif /* ! NO_OLD_SELECTION */
3033#ifndef NO_NEW_SELECTION
3034/* selection_style must not be OLD_SELECT to get here */
3035/*
3036 * This is mainly xterm style selection with a couple of differences, mainly 3334 * This is mainly xterm style selection with a couple of differences, mainly
3037 * in the way button3 drag extension works. 3335 * in the way button3 drag extension works.
3038 * We're either doing: button1 drag; button3 press; or button3 drag 3336 * We're either doing: button1 drag; button3 press; or button3 drag
3039 * a) button1 drag : select around a midpoint/word/line - that point/word/line 3337 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3040 * is always at the left/right edge of the R->selection. 3338 * is always at the left/right edge of the selection.
3041 * b) button3 press: extend/contract character/word/line at whichever edge of 3339 * b) button3 press: extend/contract character/word/line at whichever edge of
3042 * the selection we are closest to. 3340 * the selection we are closest to.
3043 * c) button3 drag : extend/contract character/word/line - we select around 3341 * c) button3 drag : extend/contract character/word/line - we select around
3044 * a point/word/line which is either the start or end of the selection 3342 * a point/word/line which is either the start or end of the selection
3045 * and it was decided by whichever point/word/line was `fixed' at the 3343 * and it was decided by whichever point/word/line was `fixed' at the
3046 * time of the most recent button3 press 3344 * time of the most recent button3 press
3047 */ 3345 */
3048 if (button3 && buttonpress) { /* button3 press */ 3346 if (button3 && buttonpress)
3049 /* 3347 {
3348 /* button3 press */
3349 /*
3050 * first determine which edge of the selection we are closest to 3350 * first determine which edge of the selection we are closest to
3051 */ 3351 */
3052 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3352 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3053 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3353 || (!ROWCOL_IS_AFTER (pos, selection.end)
3054 && (((pos.col - R->selection.beg.col) 3354 && (((pos.col - selection.beg.col)
3055 + ((pos.row - R->selection.beg.row) * ncol)) 3355 + ((pos.row - selection.beg.row) * ncol))
3056 < ((R->selection.end.col - pos.col) 3356 < ((selection.end.col - pos.col)
3057 + ((R->selection.end.row - pos.row) * ncol))))) 3357 + ((selection.end.row - pos.row) * ncol)))))
3058 closeto = LEFT; 3358 closeto = LEFT;
3359
3059 if (closeto == LEFT) { 3360 if (closeto == LEFT)
3361 {
3060 R->selection.beg.row = pos.row; 3362 selection.beg.row = pos.row;
3061 R->selection.beg.col = pos.col; 3363 selection.beg.col = pos.col;
3062 R->selection.mark.row = R->selection.end.row; 3364 selection.mark.row = selection.end.row;
3063 R->selection.mark.col = R->selection.end.col 3365 selection.mark.col = selection.end.col - (selection.clicks == 2);
3064 - (R->selection.clicks == 2); 3366 }
3065 } else { 3367 else
3368 {
3066 R->selection.end.row = pos.row; 3369 selection.end.row = pos.row;
3067 R->selection.end.col = pos.col; 3370 selection.end.col = pos.col;
3068 R->selection.mark.row = R->selection.beg.row; 3371 selection.mark.row = selection.beg.row;
3069 R->selection.mark.col = R->selection.beg.col; 3372 selection.mark.col = selection.beg.col;
3070 } 3373 }
3374 }
3375 else
3376 {
3071 } else { /* button1 drag or button3 drag */ 3377 /* button1 drag or button3 drag */
3072 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) { 3378 if (ROWCOL_IS_AFTER (selection.mark, pos))
3379 {
3073 if ((R->selection.mark.row == R->selection.end.row) 3380 if (selection.mark.row == selection.end.row
3074 && (R->selection.mark.col == R->selection.end.col) 3381 && selection.mark.col == selection.end.col
3075 && clickchange && R->selection.clicks == 2) 3382 && clickchange
3076 R->selection.mark.col--; 3383 && selection.clicks == 2)
3384 selection.mark.col--;
3385
3077 R->selection.beg.row = pos.row; 3386 selection.beg.row = pos.row;
3078 R->selection.beg.col = pos.col; 3387 selection.beg.col = pos.col;
3079 R->selection.end.row = R->selection.mark.row; 3388 selection.end.row = selection.mark.row;
3080 R->selection.end.col = R->selection.mark.col 3389 selection.end.col = selection.mark.col + (selection.clicks == 2);
3081 + (R->selection.clicks == 2); 3390 }
3082 } else { 3391 else
3392 {
3083 R->selection.beg.row = R->selection.mark.row; 3393 selection.beg.row = selection.mark.row;
3084 R->selection.beg.col = R->selection.mark.col; 3394 selection.beg.col = selection.mark.col;
3085 R->selection.end.row = pos.row; 3395 selection.end.row = pos.row;
3086 R->selection.end.col = pos.col; 3396 selection.end.col = pos.col;
3087 } 3397 }
3088 } 3398 }
3089 3399
3090 if (R->selection.clicks == 1) { 3400 if (selection.clicks == 1)
3091 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines]; 3401 {
3092 if (end_col != -1 && R->selection.beg.col > end_col) { 3402 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3093#if 1 3403 && !ROW(selection.beg.row).is_longer ()
3094 R->selection.beg.col = ncol; 3404#if !ENABLE_MINIMAL
3095#else 3405 && !selection.rect
3096 if (R->selection.beg.row != R->selection.end.row) 3406#endif
3407 )
3097 R->selection.beg.col = ncol; 3408 selection.beg.col = ncol;
3098 else 3409
3099 R->selection.beg.col = R->selection.mark.col; 3410 if (
3411 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3412 && !ROW(selection.end.row).is_longer ()
3413#if !ENABLE_MINIMAL
3414 && !selection.rect
3415#endif
3416 )
3417 selection.end.col = ncol;
3418 }
3419 else if (selection.clicks == 2)
3420 {
3421 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3422 selection.end.col--;
3423
3424 selection_delimit_word (UP, &selection.beg, &selection.beg);
3425 selection_delimit_word (DN, &selection.end, &selection.end);
3426 }
3427 else if (selection.clicks == 3)
3428 {
3429#if ENABLE_FRILLS
3430 if (option (Opt_tripleclickwords))
3431 {
3432 selection_delimit_word (UP, &selection.beg, &selection.beg);
3433
3434 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3435 {
3436 if (!ROW(end_row).is_longer ())
3437 {
3438 selection.end.row = end_row;
3439 selection.end.col = ROW(end_row).l;
3440# if !ENABLE_MINIMAL
3441 selection_remove_trailing_spaces ();
3100#endif 3442# endif
3101 } 3443 break;
3102 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines]; 3444 }
3103 if (end_col != -1 && R->selection.end.col > end_col) 3445 }
3104 R->selection.end.col = ncol; 3446 }
3105 3447 else
3106 } else if (R->selection.clicks == 2) { 3448#endif
3449 {
3107 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg)) 3450 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3108 R->selection.end.col--; 3451 selection.mark.col++;
3109 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3110 &(R->selection.beg));
3111 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3112 &(R->selection.end));
3113 } else if (R->selection.clicks == 3) {
3114#ifndef NO_FRILLS
3115 if ((R->Options & Opt_tripleclickwords)) {
3116 int end_row;
3117 3452
3118 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg), 3453 selection.beg.col = 0;
3119 &(R->selection.beg)); 3454 selection.end.col = ncol;
3120 end_row = R->screen.tlen[R->selection.mark.row 3455
3121 + R->TermWin.saveLines]; 3456 // select a complete logical line
3122 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow; 3457 while (selection.beg.row > -saveLines
3123 end_row++) { 3458 && ROW(selection.beg.row - 1).is_longer ())
3124 end_col = R->screen.tlen[end_row + R->TermWin.saveLines]; 3459 selection.beg.row--;
3125 if (end_col != -1) { 3460
3126 R->selection.end.row = end_row; 3461 while (selection.end.row < nrow
3127 R->selection.end.col = end_col; 3462 && ROW(selection.end.row).is_longer ())
3128 rxvt_selection_remove_trailing_spaces(aR); 3463 selection.end.row++;
3129 break; 3464 }
3130 }
3131 } 3465 }
3132 } else 3466
3133#endif 3467 if (button3 && buttonpress)
3134 {
3135 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3136 R->selection.mark.col++;
3137 R->selection.beg.col = 0;
3138 R->selection.end.col = ncol;
3139 }
3140 } 3468 {
3141 if (button3 && buttonpress) { /* mark may need to be changed */ 3469 /* mark may need to be changed */
3142 if (closeto == LEFT) { 3470 if (closeto == LEFT)
3471 {
3143 R->selection.mark.row = R->selection.end.row; 3472 selection.mark.row = selection.end.row;
3144 R->selection.mark.col = R->selection.end.col 3473 selection.mark.col = selection.end.col - (selection.clicks == 2);
3145 - (R->selection.clicks == 2); 3474 }
3146 } else { 3475 else
3476 {
3147 R->selection.mark.row = R->selection.beg.row; 3477 selection.mark.row = selection.beg.row;
3148 R->selection.mark.col = R->selection.beg.col; 3478 selection.mark.col = selection.beg.col;
3149 } 3479 }
3150 } 3480 }
3151 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));
3152#endif /* ! NO_NEW_SELECTION */
3153}
3154 3481
3155#ifndef NO_FRILLS 3482#if !ENABLE_MINIMAL
3156/* INTPROTO */ 3483 if (selection.rect && selection.beg.col > selection.end.col)
3484 ::swap (selection.beg.col, selection.end.col);
3485#endif
3486}
3487
3488#if !ENABLE_MINIMAL
3157void 3489void
3158rxvt_selection_remove_trailing_spaces(pR) 3490rxvt_term::selection_remove_trailing_spaces () NOTHROW
3159{ 3491{
3160 int32_t end_col, end_row; 3492 int32_t end_col, end_row;
3161 text_t *stp; 3493 text_t *stp;
3162 3494
3163 end_col = R->selection.end.col; 3495 end_col = selection.end.col;
3164 end_row = R->selection.end.row; 3496 end_row = selection.end.row;
3497
3165 for ( ; end_row >= R->selection.beg.row; ) { 3498 for (; end_row >= selection.beg.row; )
3166 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3499 {
3500 stp = ROW(end_row).t;
3501
3167 while (--end_col >= 0) { 3502 while (--end_col >= 0)
3168 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3503 {
3169 break; 3504 if (stp[end_col] != NOCHAR
3170 } 3505 && !unicode::is_space (stp[end_col]))
3506 break;
3507 }
3508
3171 if (end_col >= 0 3509 if (end_col >= 0
3172 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3510 || !ROW(end_row - 1).is_longer ())
3511 {
3173 R->selection.end.col = end_col + 1; 3512 selection.end.col = end_col + 1;
3174 R->selection.end.row = end_row; 3513 selection.end.row = end_row;
3175 break; 3514 break;
3176 } 3515 }
3177 end_row--; 3516
3178 end_col = R->TermWin.ncol; 3517 end_row--;
3518 end_col = ncol;
3179 } 3519 }
3520
3180 if (R->selection.mark.row > R->selection.end.row) { 3521 if (selection.mark.row > selection.end.row)
3522 {
3181 R->selection.mark.row = R->selection.end.row; 3523 selection.mark.row = selection.end.row;
3182 R->selection.mark.col = R->selection.end.col; 3524 selection.mark.col = selection.end.col;
3525 }
3183 } else if (R->selection.mark.row == R->selection.end.row 3526 else if (selection.mark.row == selection.end.row
3184 && R->selection.mark.col > R->selection.end.col) 3527 && selection.mark.col > selection.end.col)
3185 R->selection.mark.col = R->selection.end.col; 3528 selection.mark.col = selection.end.col;
3186} 3529}
3187#endif 3530#endif
3188 3531
3189/* ------------------------------------------------------------------------- */ 3532/* ------------------------------------------------------------------------- */
3190/* 3533/*
3191 * Double click on button 3 when already selected 3534 * Double click on button 3 when already selected
3192 * EXT: button 3 double click 3535 * EXT: button 3 double click
3193 */ 3536 */
3194/* EXTPROTO */
3195void 3537void
3196rxvt_selection_rotate(pR_ int x, int y) 3538rxvt_term::selection_rotate (int x, int y) NOTHROW
3197{ 3539{
3198 R->selection.clicks = R->selection.clicks % 3 + 1; 3540 selection.clicks = selection.clicks % 3 + 1;
3199 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3541 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3200} 3542}
3201
3202/* ------------------------------------------------------------------------- */
3203/*
3204 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3205 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3206 * the X11 protocol.
3207 */
3208typedef CARD32 Atom32;
3209 3543
3210/* ------------------------------------------------------------------------- */ 3544/* ------------------------------------------------------------------------- */
3211/* 3545/*
3212 * Respond to a request for our current selection 3546 * Respond to a request for our current selection
3213 * EXT: SelectionRequest 3547 * EXT: SelectionRequest
3214 */ 3548 */
3215/* EXTPROTO */
3216void 3549void
3217rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3550rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3218{ 3551{
3219 XSelectionEvent ev; 3552 XSelectionEvent ev;
3553
3554 ev.type = SelectionNotify;
3555 ev.property = None;
3556 ev.display = rq.display;
3557 ev.requestor = rq.requestor;
3558 ev.selection = rq.selection;
3559 ev.target = rq.target;
3560 ev.time = rq.time;
3561
3562 if (rq.target == xa[XA_TARGETS])
3563 {
3564 Atom target_list[6];
3565 Atom *target = target_list;
3566
3567 *target++ = xa[XA_TARGETS];
3568 *target++ = xa[XA_TIMESTAMP];
3569 *target++ = XA_STRING;
3570 *target++ = xa[XA_TEXT];
3571 *target++ = xa[XA_COMPOUND_TEXT];
3572#if X_HAVE_UTF8_STRING
3573 *target++ = xa[XA_UTF8_STRING];
3574#endif
3575
3576 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3577 32, PropModeReplace,
3578 (unsigned char *)target_list, target - target_list);
3579 ev.property = rq.property;
3580 }
3581#if TODO // TODO
3582 else if (rq.target == xa[XA_MULTIPLE])
3583 {
3584 /* TODO: Handle MULTIPLE */
3585 }
3586#endif
3587 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3588 {
3589 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3590 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3591 ev.property = rq.property;
3592 }
3593 else if (rq.target == XA_STRING
3594 || rq.target == xa[XA_TEXT]
3595 || rq.target == xa[XA_COMPOUND_TEXT]
3596 || rq.target == xa[XA_UTF8_STRING]
3597 )
3598 {
3599 XTextProperty ct;
3600 Atom target = rq.target;
3601 short freect = 0;
3602 int selectlen;
3603 wchar_t *cl;
3604 enum {
3605 enc_string = XStringStyle,
3606 enc_text = XStdICCTextStyle,
3607 enc_compound_text = XCompoundTextStyle,
3608#ifdef X_HAVE_UTF8_STRING
3609 enc_utf8 = XUTF8StringStyle,
3610#else
3611 enc_utf8 = -1,
3612#endif
3613 } style;
3614
3615 if (target == XA_STRING)
3616 // we actually don't do XA_STRING, but who cares, as i18n clients
3617 // will ask for another format anyways.
3618 style = enc_string;
3619 else if (target == xa[XA_TEXT])
3620 style = enc_text;
3621 else if (target == xa[XA_COMPOUND_TEXT])
3622 style = enc_compound_text;
3623#if !ENABLE_MINIMAL
3624 else if (target == xa[XA_UTF8_STRING])
3625 style = enc_utf8;
3626#endif
3627 else
3628 {
3629 target = xa[XA_COMPOUND_TEXT];
3630 style = enc_compound_text;
3631 }
3632
3633 if (selection.text)
3634 {
3635 cl = selection.text;
3636 selectlen = selection.len;
3637 }
3638 else
3639 {
3640 cl = L"";
3641 selectlen = 0;
3642 }
3643
3644#if !ENABLE_MINIMAL
3645 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3646 // so recode it manually
3647 if (style == enc_utf8)
3648 {
3649 freect = 1;
3650 ct.encoding = target;
3651 ct.format = 8;
3652 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3653 ct.nitems = strlen ((char *)ct.value);
3654 }
3655 else
3656#endif
3657 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3658 freect = 1;
3659 else
3660 {
3661 /* if we failed to convert then send it raw */
3662 ct.value = (unsigned char *)cl;
3663 ct.nitems = selectlen;
3664 ct.encoding = target;
3665 }
3666
3667 XChangeProperty (dpy, rq.requestor, rq.property,
3668 ct.encoding, 8, PropModeReplace,
3669 ct.value, (int)ct.nitems);
3670 ev.property = rq.property;
3671
3672 if (freect)
3673 XFree (ct.value);
3674 }
3675
3676 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3677}
3678
3679/* ------------------------------------------------------------------------- */
3220#ifdef USE_XIM 3680#ifdef USE_XIM
3221 Atom32 target_list[4]; 3681void
3222#else 3682rxvt_term::im_set_position (XPoint &pos) NOTHROW
3223 Atom32 target_list[3]; 3683{
3224#endif 3684 XWindowAttributes xwa;
3225 Atom target;
3226 XTextProperty ct;
3227 XICCEncodingStyle style;
3228 char *cl[2], dummy[1];
3229 3685
3230 ev.type = SelectionNotify; 3686 XGetWindowAttributes (dpy, vt, &xwa);
3231 ev.property = None;
3232 ev.display = rq->display;
3233 ev.requestor = rq->requestor;
3234 ev.selection = rq->selection;
3235 ev.target = rq->target;
3236 ev.time = rq->time;
3237 3687
3238 if (rq->target == R->xa[XA_TARGETS]) { 3688 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3239 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3689 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3240 target_list[1] = (Atom32) XA_STRING; 3690}
3241 target_list[2] = (Atom32) R->xa[XA_TEXT];
3242#ifdef USE_XIM
3243 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3244#endif 3691#endif
3245 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3246 (8 * sizeof(target_list[0])), PropModeReplace,
3247 (unsigned char *)target_list,
3248 (sizeof(target_list) / sizeof(target_list[0])));
3249 ev.property = rq->property;
3250 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3251 /* TODO: Handle MULTIPLE */
3252 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3253 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3254 (8 * sizeof(Time)), PropModeReplace,
3255 (unsigned char *)&R->selection_time, 1);
3256 ev.property = rq->property;
3257 } else if (rq->target == XA_STRING
3258 || rq->target == R->xa[XA_COMPOUND_TEXT]
3259 || rq->target == R->xa[XA_TEXT]) {
3260#ifdef USE_XIM
3261 short freect = 0;
3262#endif
3263 int selectlen;
3264 3692
3265#ifdef USE_XIM 3693#if ENABLE_OVERLAY
3266 if (rq->target != XA_STRING) { 3694void
3267 target = R->xa[XA_COMPOUND_TEXT]; 3695rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3268 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3696{
3269 ? XCompoundTextStyle : XStdICCTextStyle; 3697 if (nrow < 1 || ncol < 1)
3270 } else 3698 return;
3271#endif 3699
3272 { 3700 want_refresh = 1;
3273 target = XA_STRING; 3701
3274 style = XStringStyle; 3702 scr_overlay_off ();
3275 } 3703
3276 if (R->selection.text) { 3704 if (x < 0) x = ncol - w;
3277 cl[0] = (char *)R->selection.text; 3705 if (y < 0) y = nrow - h;
3278 selectlen = R->selection.len; 3706
3279 } else { 3707 // make space for border
3280 cl[0] = dummy; 3708 w += 2; min_it (w, ncol);
3281 *dummy = '\0'; 3709 h += 2; min_it (h, nrow);
3282 selectlen = 0; 3710
3283 } 3711 x -= 1; clamp_it (x, 0, ncol - w);
3284#ifdef USE_XIM 3712 y -= 1; clamp_it (y, 0, nrow - h);
3285 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3713
3286 == Success) /* if we failed to convert then send it raw */ 3714 ov_x = x; ov_y = y;
3287 freect = 1; 3715 ov_w = w; ov_h = h;
3288 else 3716
3289#endif 3717 ov_text = new text_t *[h];
3290 { 3718 ov_rend = new rend_t *[h];
3291 ct.value = (unsigned char *)cl[0]; 3719
3292 ct.nitems = selectlen; 3720 for (y = 0; y < h; y++)
3293 }
3294 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3295 target, 8, PropModeReplace,
3296 ct.value, (int)ct.nitems);
3297 ev.property = rq->property;
3298#ifdef USE_XIM
3299 if (freect)
3300 XFree(ct.value);
3301#endif
3302 } 3721 {
3303 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3722 text_t *tp = ov_text[y] = new text_t[w];
3723 rend_t *rp = ov_rend[y] = new rend_t[w];
3724
3725 text_t t0, t1, t2;
3726 rend_t r = OVERLAY_RSTYLE;
3727
3728 if (y == 0)
3729 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3730 else if (y < h - 1)
3731 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3732 else
3733 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3734
3735 *tp++ = t0;
3736 *rp++ = r;
3737
3738 for (x = w - 2; x > 0; --x)
3739 {
3740 *tp++ = t1;
3741 *rp++ = r;
3742 }
3743
3744 *tp = t2;
3745 *rp = r;
3746 }
3304} 3747}
3305 3748
3749void
3750rxvt_term::scr_overlay_off () NOTHROW
3751{
3752 if (!ov_text)
3753 return;
3754
3755 want_refresh = 1;
3756
3757 for (int y = 0; y < ov_h; y++)
3758 {
3759 delete [] ov_text[y];
3760 delete [] ov_rend[y];
3761 }
3762
3763 delete [] ov_text; ov_text = 0;
3764 delete [] ov_rend; ov_rend = 0;
3765}
3766
3767void
3768rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3769{
3770 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3771 return;
3772
3773 x++, y++;
3774
3775 ov_text[y][x] = text;
3776 ov_rend[y][x] = rend;
3777}
3778
3779void
3780rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3781{
3782 while (*s)
3783 scr_overlay_set (x++, y, *s++);
3784}
3785
3786void
3787rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3788{
3789 while (*s)
3790 {
3791 text_t t = *s++;
3792 int width = WCWIDTH (t);
3793
3794 while (width--)
3795 {
3796 scr_overlay_set (x++, y, t);
3797 t = NOCHAR;
3798 }
3799 }
3800}
3801
3802void
3803rxvt_term::scr_swap_overlay () NOTHROW
3804{
3805 if (!ov_text)
3806 return;
3807
3808 // swap screen mem with overlay
3809 for (int y = ov_h; y--; )
3810 {
3811 text_t *t1 = ov_text[y];
3812 rend_t *r1 = ov_rend[y];
3813
3814 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3815 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3816
3817 for (int x = ov_w; x--; )
3818 {
3819 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3820 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3821 }
3822 }
3823}
3824
3825#endif
3306/* ------------------------------------------------------------------------- * 3826/* ------------------------------------------------------------------------- */
3307 * MOUSE ROUTINES *
3308 * ------------------------------------------------------------------------- */
3309 3827
3310/*
3311 * return col/row values corresponding to x/y pixel values
3312 */
3313/* EXTPROTO */
3314void
3315rxvt_pixel_position(pR_ int *x, int *y)
3316{
3317 *x = Pixel2Col(*x);
3318/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3319 *y = Pixel2Row(*y);
3320/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3321}
3322/* ------------------------------------------------------------------------- */
3323#ifdef USE_XIM
3324/* EXTPROTO */
3325void
3326rxvt_setPosition(pR_ XPoint *pos)
3327{
3328 XWindowAttributes xwa;
3329
3330 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3331 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3332 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3333 - R->TermWin.lineSpace;
3334}
3335#endif
3336/* ------------------------------------------------------------------------- */
3337
3338/* ------------------------------------------------------------------------- *
3339 * DEBUG ROUTINES *
3340 * ------------------------------------------------------------------------- */
3341#if 0
3342/* INTPROTO */
3343void
3344rxvt_debug_colors(void)
3345{
3346 int color;
3347 const char *name[] = {
3348 "fg", "bg",
3349 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3350 };
3351
3352 fprintf(stderr, "Color ( ");
3353 if (R->rstyle & RS_RVid)
3354 fprintf(stderr, "rvid ");
3355 if (R->rstyle & RS_Bold)
3356 fprintf(stderr, "bold ");
3357 if (R->rstyle & RS_Blink)
3358 fprintf(stderr, "blink ");
3359 if (R->rstyle & RS_Uline)
3360 fprintf(stderr, "uline ");
3361 fprintf(stderr, "): ");
3362
3363 color = GET_FGCOLOR(R->rstyle);
3364#ifndef NO_BRIGHTCOLOR
3365 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3366 color -= (minBrightCOLOR - minCOLOR);
3367 fprintf(stderr, "bright ");
3368 }
3369#endif
3370 fprintf(stderr, "%s on ", name[color]);
3371
3372 color = GET_BGCOLOR(R->rstyle);
3373#ifndef NO_BRIGHTCOLOR
3374 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3375 color -= (minBrightCOLOR - minCOLOR);
3376 fprintf(stderr, "bright ");
3377 }
3378#endif
3379 fprintf(stderr, "%s\n", name[color]);
3380}
3381#endif

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