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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.5 by pcg, Thu Nov 27 16:49:45 2003 UTC vs.
Revision 1.404 by sf-exg, Tue Nov 15 20:07:10 2011 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.5 2003/11/27 16:49:45 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
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 separate compile!
34
35static inline void
36inline void fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
37{ 37{
38 while (len--) 38 while (len--)
39 *start++ = value; 39 *start++ = value;
40} 40}
41 41
42#define RESET_CHSTAT(H) \
43 if ((H)->chstat == WBYTE) \
44 (H)->chstat = SBYTE, (H)->lost_multi = 1
45
46/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
47#define PROP_SIZE 16384
48#define TABSIZE 8 /* default tab size */ 43#define TABSIZE 8 /* default tab size */
49 44
50/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
51 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
52 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
53#define ZERO_SCROLLBACK(R) \ 48#define ZERO_SCROLLBACK() \
54 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 49 if (option (Opt_scrollTtyOutput)) \
55 (R)->TermWin.view_start = 0 50 view_start = 0
56#define CLEAR_SELECTION(R) \ 51#define CLEAR_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 52 selection.beg.row = selection.beg.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 53 = selection.end.row = selection.end.col = 0
59#define CLEAR_ALL_SELECTION(R) \ 54#define CLEAR_SELECTION_MARK() \
60 (R)->selection.beg.row = (R)->selection.beg.col \ 55 selection.mark.row = selection.mark.col = 0
61 = (R)->selection.mark.row = (R)->selection.mark.col \
62 = (R)->selection.end.row = (R)->selection.end.col = 0
63 56
64#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 57#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
65 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 58 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
66#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 59#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
67 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 60 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
68#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) > (D))) 62 (((A) == (C)) && ((B) > (D)))
70#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 63#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
71 (((A) == (C)) && ((B) >= (D))) 64 (((A) == (C)) && ((B) >= (D)))
72#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) < (D))) 66 (((A) == (C)) && ((B) < (D)))
74#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
75 (((A) == (C)) && ((B) <= (D))) 68 (((A) == (C)) && ((B) <= (D)))
76 69
77/* these must be row_col_t */ 70/* these must be row_col_t */
78#define ROWCOL_IS_AFTER(X, Y) \ 71#define ROWCOL_IS_AFTER(X, Y) \
79 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 72 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IS_BEFORE(X, Y) \ 73#define ROWCOL_IS_BEFORE(X, Y) \
81 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 74 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_AFTER(X, Y) \ 75#define ROWCOL_IN_ROW_AFTER(X, Y) \
83 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 77#define ROWCOL_IN_ROW_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 79#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) 80 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) \ 81#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) 82 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
90 83
91/* 84/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 85 * 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 */ 86 */
96#define drawBuffer (R->TermWin.vt)
97
98#define CLEAR_ROWS(row, num) \
99 if (R->TermWin.mapped) \
100 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
101 Row2Pixel(row), (unsigned int)R->TermWin.width, \
102 (unsigned int)Height2Pixel(num), False)
103
104#define CLEAR_CHARS(x, y, num) \ 87#define CLEAR_CHARS(x, y, num) \
105 if (R->TermWin.mapped) \ 88 if (mapped) \
106 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 89 XClearArea (dpy, vt, x, y, \
107 (unsigned int)Width2Pixel(num), \ 90 (unsigned int)Width2Pixel (num), \
108 (unsigned int)Height2Pixel(1), False) 91 (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 92
116/* ------------------------------------------------------------------------- * 93/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 94 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 95 * ------------------------------------------------------------------------- */
96
119/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
120/* INTPROTO */
121void 98void
122rxvt_blank_line(pR_ text_t *et, rend_t *er, unsigned int width, rend_t efs) 99rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
123{ 100{
124 efs &= ~RS_baseattrMask; 101 if (!l.t)
102 {
103 lalloc (l);
104 col = 0;
105 width = ncol;
106 }
107
108 l.touch ();
109
110 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
125 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 111 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
126 112
113 text_t *et = l.t + col;
114 rend_t *er = l.r + col;
115
127 while (width--) 116 while (width--)
128 { 117 {
129 *et++ = ' '; 118 *et++ = ' ';
130 *er++ = efs; 119 *er++ = efs;
131 } 120 }
132} 121}
133 122
134/* ------------------------------------------------------------------------- */ 123/* ------------------------------------------------------------------------- */
135/* Fill a full line with blanks - make sure it is allocated first */ 124/* Fill a full line with blanks - make sure it is allocated first */
136/* INTPROTO */
137void 125void
138rxvt_blank_screen_mem(pR_ text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 126rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
139{ 127{
140 int width = R->TermWin.ncol; 128 scr_blank_line (l, 0, ncol, efs);
141 rend_t *er;
142 129
143#ifdef DEBUG_STRICT 130 l.l = 0;
144 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 131 l.f = 0;
145#endif 132}
146 if (tp[row] == NULL) { 133
147 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width); 134// nuke a single wide character at the given column
148 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width); 135void
149 } 136rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
150 rxvt_blank_line (aR_ tp[row], rp[row], width, efs); 137{
138 // find begin
139 while (col > 0 && l.t[col] == NOCHAR)
140 col--;
141
142 rend_t rend = l.r[col] & ~RS_baseattrMask;
143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
144
145 l.touch ();
146
147 // found start, nuke
148 do {
149 l.t[col] = ' ';
150 l.r[col] = rend;
151 col++;
152 } while (col < ncol && l.t[col] == NOCHAR);
151} 153}
152 154
153/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
156/* EXTPROTO */ 158
157void 159void
158rxvt_scr_reset(pR) 160rxvt_term::scr_reset ()
159{ 161{
160 unsigned int ncol, nrow, prev_ncol, prev_nrow, 162#if ENABLE_OVERLAY
161 total_rows, prev_total_rows; 163 scr_overlay_off ();
162 unsigned int p, q; 164#endif
163 int k;
164 rend_t setrstyle;
165 165
166 D_SCREEN((stderr, "rxvt_scr_reset()")); 166 view_start = 0;
167
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R);
170 R->num_scr = 0; 167 num_scr = 0;
171 168
172 prev_ncol = R->prev_ncol; 169 if (ncol == 0)
173 prev_nrow = R->prev_nrow; 170 ncol = 80;
174 if (R->TermWin.ncol == 0) 171
175 R->TermWin.ncol = 80; 172 if (nrow == 0)
176 if (R->TermWin.nrow == 0) 173 nrow = 24;
177 R->TermWin.nrow = 24; 174
178 ncol = R->TermWin.ncol;
179 nrow = R->TermWin.nrow;
180 if (ncol == prev_ncol && nrow == prev_nrow) 175 if (ncol == prev_ncol && nrow == prev_nrow)
181 return; 176 return;
182 177
178 // we need at least two lines for wrapping to work correctly
179 while (nrow + saveLines < 2)
180 {
181 //TODO//FIXME
182 saveLines++;
183 prev_nrow--;
184 top_row--;
185 }
186
183 R->want_refresh = 1; 187 want_refresh = 1;
184 188
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 189 int prev_total_rows = prev_nrow + saveLines;
190 total_rows = nrow + saveLines;
187 191
188 R->screen.tscroll = 0; 192 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 193 screen.bscroll = nrow - 1;
190 194
191 if (prev_nrow == 0) { 195 if (!row_buf)
192/* 196 {
197 /*
193 * A: first time called so just malloc everything : don't rely on realloc 198 * 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 199 */
195 */ 200 top_row = 0;
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 201 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 *));
200 202
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
203 205
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 206 row_buf = (line_t *)rxvt_calloc (total_rows , sizeof (line_t));
205 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208 209
209 for (p = 0; p < nrow; p++) { 210 for (int row = nrow; row--; )
210 q = p + R->TermWin.saveLines;
211 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
212 q, DEFAULT_RSTYLE);
213 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
214 p, DEFAULT_RSTYLE);
215 R->screen.tlen[q] = R->swap.tlen[p] = 0;
216 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
217 p, DEFAULT_RSTYLE);
218 } 211 {
212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
215 }
216
219 MEMSET(R->charsets, 'B', sizeof(R->charsets)); 217 memset (charsets, 'B', sizeof (charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->rstyle = DEFAULT_RSTYLE; 218 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 219 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 220 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 221 screen.charset = 0;
225 R->current_screen = PRIMARY; 222 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 223 scr_cursor (SAVE);
224
227#if NSCREENS 225#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 226 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 227 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 228 swap.charset = 0;
231 R->current_screen = SECONDARY; 229 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 230 scr_cursor (SAVE);
233 R->current_screen = PRIMARY; 231 current_screen = PRIMARY;
234#endif 232#endif
233
235 R->selection.text = NULL; 234 selection.text = NULL;
236 R->selection.len = 0; 235 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 236 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 237 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 238 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 239 selection.clip_text = NULL;
241 R->rvideo = 0; 240 selection.clip_len = 0;
242 241 }
243 } else { 242 else
244/* 243 {
244 /*
245 * B1: add or delete rows as appropriate 245 * add or delete rows as appropriate
246 */ 246 */
247 setrstyle = DEFAULT_RSTYLE;
248 247
248 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
249 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
250
251#if 0
249 if (nrow < prev_nrow) { 252 if (nrow < prev_nrow)
250 /* delete rows */ 253 {
251 k = min(R->TermWin.nscrolled, prev_nrow - nrow);
252 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1);
253 for (p = nrow; p < prev_nrow; p++) { 254 for (int row = nrow; row < prev_nrow; row++)
254 q = p + R->TermWin.saveLines; 255 {
255 if (R->screen.text[q]) { 256 lfree (swap_buf [row]);
256#ifdef DEBUG_STRICT 257 lfree (drawn_buf[row]);
257 assert(R->screen.rend[q]); 258 }
259 }
258#endif 260#endif
259 free(R->screen.text[q]); 261
260 free(R->screen.rend[q]); 262 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
263 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
264
265 for (int row = min (nrow, prev_nrow); row--; )
266 {
267 lresize (drawn_buf[row]);
268 lresize (swap_buf [row]);
269 }
270
271 for (int row = prev_nrow; row < nrow; row++)
272 {
273 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
274 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
275 }
276
277 line_t *old_buf = row_buf;
278 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
279
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row
283
284 if (top_row)
285 {
286 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
287 // to come up with a lean and mean algorithm.
288 // TODO: maybe optimise when width didn't change
289
290 row_col_t ocur = screen.cur;
291 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
292
293 do
294 {
295 p = MOD (p - 1, prev_total_rows);
296 assert (old_buf [MOD (p, prev_total_rows)].t);
297 int plines = 1;
298 int llen = old_buf [MOD (p, prev_total_rows)].l;
299
300 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
301 {
302 p = MOD (p - 1, prev_total_rows);
303
304 plines++;
305 llen += prev_ncol;
261 } 306 }
262 if (R->swap.text[p]) { 307
263#ifdef DEBUG_STRICT 308 int qlines = max (0, (llen - 1) / ncol) + 1;
264 assert(R->swap.rend[p]); 309
265#endif 310 // drop partial lines completely
266 free(R->swap.text[p]); 311 if (q < qlines)
267 free(R->swap.rend[p]); 312 break;
313
314 q -= qlines;
315
316 int lofs = 0;
317 line_t *qline;
318
319 // re-assemble the full line by destination lines
320 for (int qrow = q; qlines--; qrow++)
321 {
322 qline = row_buf + qrow;
323 lalloc (*qline);
324 qline->l = ncol;
325 qline->is_longer (1);
326
327 int qcol = 0;
328
329 // see below for cursor adjustment rationale
330 if (p == ocur.row)
331 screen.cur.row = q - (total_rows - nrow);
332
333 // fill a single destination line
334 while (lofs < llen && qcol < ncol)
335 {
336 int prow = lofs / prev_ncol;
337 int pcol = lofs % prev_ncol;
338
339 prow = MOD (p + prow, prev_total_rows);
340
341 // we only adjust the cursor _row_ and put it into
342 // the topmost line of "long line" it was in, as
343 // this seems to upset applications/shells/readline
344 // least.
345 if (prow == ocur.row)
346 screen.cur.row = q - (total_rows - nrow);
347
348 line_t &pline = old_buf [prow];
349
350 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
351
352 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
353 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
354
355 lofs += len;
356 qcol += len;
357 }
268 } 358 }
269#ifdef DEBUG_STRICT 359
270 assert(R->drawn_text[p] && R->drawn_rend[p]); 360 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
271#endif 361 qline->is_longer (0);
272 free(R->drawn_text[p]); 362 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
273 free(R->drawn_rend[p]);
274 } 363 }
275 /* we have fewer rows so fix up cursor position */ 364 while (p != pend && q > 0);
276 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1);
277 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1);
278 365
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 366 term_start = total_rows - nrow;
367 top_row = q - term_start;
280 368
281 } else if (nrow > prev_nrow) { 369 // make sure all terminal lines exist
282 /* add rows */ 370 while (top_row > 0)
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 371 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
372 }
373 else
374 {
375 // if no scrollback exists (yet), wing, instead of wrap
284 376
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 377 for (int row = min (nrow, prev_nrow); row--; )
286 for (p = prev_total_rows; p < total_rows; p++) { 378 {
287 R->screen.tlen[p] = 0; 379 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
288 R->screen.text[p] = NULL; 380 line_t &qline = row_buf [row];
289 R->screen.rend[p] = NULL; 381
382 qline = pline;
383 lresize (qline);
290 } 384 }
291 for (p = prev_total_rows; p < total_rows - k; p++) 385
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
293 p, setrstyle);
294 for (p = prev_nrow; p < nrow; p++) { 386 for (int row = prev_nrow; row < nrow; row++)
295 R->swap.tlen[p] = 0; 387 {
296 R->swap.text[p] = NULL; 388 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
297 R->swap.rend[p] = NULL;
298 R->drawn_text[p] = NULL;
299 R->drawn_rend[p] = NULL;
300 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
301 p, setrstyle);
302 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
303 p, setrstyle);
304 } 389 }
305 if (k > 0) { 390
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1); 391 term_start = 0;
307 R->screen.cur.row += k;
308 R->screen.s_cur.row += k;
309 R->TermWin.nscrolled -= k;
310 } 392 }
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 }
359 393
394 free (old_buf);
395 delete old_ta;
396 delete old_ra;
397
398 clamp_it (screen.cur.row, 0, nrow - 1);
399 clamp_it (screen.cur.col, 0, ncol - 1);
400 }
401
402 free (tabs);
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 403 tabs = (char *)rxvt_malloc (ncol);
361 404
362 for (p = 0; p < ncol; p++) 405 for (int col = ncol; col--; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 406 tabs [col] = col % TABSIZE == 0;
364 407
408 CLEAR_SELECTION ();
409 CLEAR_SELECTION_MARK ();
410
365 R->prev_nrow = nrow; 411 prev_nrow = nrow;
366 R->prev_ncol = ncol; 412 prev_ncol = ncol;
367 413
368 rxvt_tt_winsize (R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->cmd_pid); 414 tt_winch ();
369}
370 415
371/* INTPROTO */ 416 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
372void
373rxvt_scr_reset_realloc(pR)
374{
375 uint16_t total_rows, nrow;
376
377 nrow = R->TermWin.nrow;
378 total_rows = nrow + R->TermWin.saveLines;
379/* *INDENT-OFF* */
380 R->screen.text = (text_t **)rxvt_realloc(R->screen.text, total_rows * sizeof(text_t *));
381 R->buf_text = (text_t **)rxvt_realloc(R->buf_text , total_rows * sizeof(text_t *));
382 R->drawn_text = (text_t **)rxvt_realloc(R->drawn_text , nrow * sizeof(text_t *));
383 R->swap.text = (text_t **)rxvt_realloc(R->swap.text , nrow * sizeof(text_t *));
384
385 R->screen.tlen = (int16_t *)rxvt_realloc(R->screen.tlen, total_rows * sizeof(int16_t));
386 R->swap.tlen = (int16_t *)rxvt_realloc(R->swap.tlen , total_rows * sizeof(int16_t));
387
388 R->screen.rend = (rend_t **)rxvt_realloc(R->screen.rend, total_rows * sizeof(rend_t *));
389 R->buf_rend = (rend_t **)rxvt_realloc(R->buf_rend , total_rows * sizeof(rend_t *));
390 R->drawn_rend = (rend_t **)rxvt_realloc(R->drawn_rend , nrow * sizeof(rend_t *));
391 R->swap.rend = (rend_t **)rxvt_realloc(R->swap.rend , nrow * sizeof(rend_t *));
392/* *INDENT-ON* */
393} 417}
394 418
395/* ------------------------------------------------------------------------- */ 419/* ------------------------------------------------------------------------- */
396/* 420/*
397 * Free everything. That way malloc debugging can find leakage. 421 * Free everything. That way malloc debugging can find leakage.
398 */ 422 */
399/* EXTPROTO */
400void 423void
401rxvt_scr_release(pR) 424rxvt_term::scr_release () NOTHROW
402{ 425{
403 uint16_t total_rows; 426 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 } 427 {
416 for (i = 0; i < R->TermWin.nrow; i++) { 428 delete talloc; talloc = 0;
417 free(R->drawn_text[i]); 429 delete ralloc; ralloc = 0;
418 free(R->drawn_rend[i]); 430
419 free(R->swap.text[i]); 431 free (row_buf);
420 free(R->swap.rend[i]); 432 free (swap_buf);
421 } 433 free (drawn_buf);
422 free(R->screen.text); 434 row_buf = 0; // signal that we freed all the arrays above
423 free(R->screen.tlen); 435
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); 436 free (tabs);
433 437 tabs = 0;
434/* NULL these so if anything tries to use them, we'll know about it */ 438 }
435 R->screen.text = R->drawn_text = R->swap.text = NULL;
436 R->screen.rend = R->drawn_rend = R->swap.rend = NULL;
437 R->screen.tlen = R->swap.tlen = NULL;
438 R->buf_text = NULL;
439 R->buf_rend = NULL;
440 R->tabs = NULL;
441} 439}
442 440
443/* ------------------------------------------------------------------------- */ 441/* ------------------------------------------------------------------------- */
444/* 442/*
445 * Hard reset 443 * Hard/Soft reset
446 */ 444 */
447/* EXTPROTO */
448void 445void
449rxvt_scr_poweron(pR) 446rxvt_term::scr_poweron ()
450{ 447{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 448 scr_release ();
454 R->prev_nrow = R->prev_ncol = 0; 449 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 450 rvideo_mode = false;
451 scr_soft_reset ();
452 scr_reset ();
456 453
457 rxvt_scr_clear(aR); 454 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 455 scr_refresh ();
459#ifdef RXVT_GRAPHICS 456}
460 rxvt_Gr_reset(aR); 457
458void
459rxvt_term::scr_soft_reset ()
460{
461 /* only affects modes, nothing drastic such as clearing the screen */
462#if ENABLE_OVERLAY
463 scr_overlay_off ();
461#endif 464#endif
465
466 if (current_screen != PRIMARY)
467 scr_swap_screen ();
468
469 scr_scroll_region (0, MAX_ROWS - 1);
470 scr_rendition (0, ~RS_None);
471 scr_insert_mode (0);
462} 472}
463 473
464/* ------------------------------------------------------------------------- * 474/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 475 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 476 * ------------------------------------------------------------------------- */
467/* 477/*
468 * Save and Restore cursor 478 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 479 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 480 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 481 */
472/* EXTPROTO */
473void 482void
474rxvt_scr_cursor(pR_ int mode) 483rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
475{ 484{
476 screen_t *s; 485 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 486
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 487#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->current_screen == SECONDARY) 488 if (current_screen == SECONDARY)
482 s = &(R->swap); 489 s = &swap;
483 else 490 else
484#endif 491#endif
485 s = &(R->screen); 492 s = &screen;
493
486 switch (mode) { 494 switch (mode)
495 {
487 case SAVE: 496 case SAVE:
488 s->s_cur.row = s->cur.row; 497 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 498 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->rstyle; 499 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 500 s->s_charset = screen.charset;
492 s->s_charset_char = R->charsets[s->charset]; 501 s->s_charset_char = charsets[screen.charset];
493 break; 502 break;
503
494 case RESTORE: 504 case RESTORE:
495 R->want_refresh = 1; 505 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 506 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 507 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 508 screen.flags &= ~Screen_WrapNext;
499 R->rstyle = s->s_rstyle; 509 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 510 screen.charset = s->s_charset;
501 R->charsets[s->charset] = s->s_charset_char; 511 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 512 set_font_style ();
503 break; 513 break;
504 } 514 }
515
505/* boundary check in case screen size changed between SAVE and RESTORE */ 516 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 517 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 518 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 519 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 520 assert (s->cur.col >= 0);
511#else /* drive with your eyes closed */ 521}
512 MAX_IT(s->cur.row, 0); 522
513 MAX_IT(s->cur.col, 0); 523void
514#endif 524rxvt_term::scr_swap_screen ()
525{
526 if (!option (Opt_secondaryScreen))
527 return;
528
529 for (int i = prev_nrow; i--; )
530 ::swap (ROW(i), swap_buf [i]);
531
532 ::swap (screen.cur, swap.cur);
533
534 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
535 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
515} 536}
516 537
517/* ------------------------------------------------------------------------- */ 538/* ------------------------------------------------------------------------- */
518/* 539/*
519 * Swap between primary and secondary screens 540 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 541 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 542 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 543 */
523/* EXTPROTO */ 544void
524int
525rxvt_scr_change_screen(pR_ int scrn) 545rxvt_term::scr_change_screen (int scrn)
526{ 546{
527 int i; 547 if (scrn == current_screen)
548 return;
549
550 want_refresh = 1;
551 view_start = 0;
552
553 selection_check (2); /* check for boundary cross */
554
555 current_screen = scrn;
556
528#if NSCREENS 557#if NSCREENS
529 int offset; 558 if (option (Opt_secondaryScreen))
530#endif 559 {
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; 560 num_scr = 0;
547 offset = R->TermWin.saveLines; 561
548 for (i = R->prev_nrow; i--;) { 562 scr_swap_screen ();
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 563
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 564 ::swap (screen.charset, swap.charset);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 565 ::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; 566 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 567 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 } 568 }
569 else
575# endif 570#endif
576#else 571 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); 572 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
588# endif 573}
589#endif 574
575// clear WrapNext indicator, solidifying position on next line
576void
577rxvt_term::scr_do_wrap () NOTHROW
578{
579 if (!(screen.flags & Screen_WrapNext))
590 return scrn; 580 return;
581
582 screen.flags &= ~Screen_WrapNext;
583
584 screen.cur.col = 0;
585
586 if (screen.cur.row == screen.bscroll)
587 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
588 else if (screen.cur.row < nrow - 1)
589 screen.cur.row++;
591} 590}
592 591
593/* ------------------------------------------------------------------------- */ 592/* ------------------------------------------------------------------------- */
594/* 593/*
595 * Change the colour for following text 594 * Change the colour for following text
596 */ 595 */
597/* EXTPROTO */
598void 596void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 597rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 598{
599 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 600 color = fgbg;
601
602 if (fgbg == Color_fg) 602 if (fgbg == Color_fg)
603 R->rstyle = SET_FGCOLOR(R->rstyle, color); 603 rstyle = SET_FGCOLOR (rstyle, color);
604 else 604 else
605 R->rstyle = SET_BGCOLOR(R->rstyle, color); 605 rstyle = SET_BGCOLOR (rstyle, color);
606} 606}
607 607
608/* ------------------------------------------------------------------------- */ 608/* ------------------------------------------------------------------------- */
609/* 609/*
610 * Change the rendition style for following text 610 * Change the rendition style for following text
611 */ 611 */
612/* EXTPROTO */
613void 612void
614rxvt_scr_rendition(pR_ int set, int style) 613rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 614{
616 if (set) 615 if (set)
617 R->rstyle |= style; 616 rstyle |= style;
618 else if (style == ~RS_None) 617 else if (style == ~RS_None)
619 R->rstyle = DEFAULT_RSTYLE; 618 rstyle = DEFAULT_RSTYLE;
620 else 619 else
621 R->rstyle &= ~style; 620 rstyle &= ~style;
622} 621}
623 622
624/* ------------------------------------------------------------------------- */ 623/* ------------------------------------------------------------------------- */
625/* 624/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 625 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 626 * count positive ==> scroll up
628 * count negative ==> scroll down 627 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 628 */
631/* EXTPROTO */
632int 629int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 630rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
634{ 631{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 632 if (count == 0 || (row1 > row2))
639 return 0; 633 return 0;
640 634
641 R->want_refresh = 1; 635 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")); 636 num_scr += count;
643 637
644 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 638 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 639 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 640 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 641 {
642 min_it (count, total_rows - (nrow - (row2 + 1)));
643
644 top_row = max (top_row - count, -saveLines);
645
646 // sever bottommost line
647 {
648 line_t &l = ROW(row2);
649 l.is_longer (0);
650 l.touch ();
651 }
652
653 // scroll everything up 'count' lines
654 term_start = (term_start + count) % total_rows;
655
656 // now copy lines below the scroll region bottom to the
657 // bottom of the screen again, so they look as if they
658 // hadn't moved.
659 for (int i = nrow; --i > row2; )
660 {
661 line_t &l1 = ROW(i - count);
662 line_t &l2 = ROW(i);
663
664 ::swap (l1, l2);
665 l2.touch ();
666 }
667
668 // erase newly scrolled-in lines
669 for (int i = count; i--; )
670 {
671 line_t &l = ROW(row2 - i);
672
673 // optimise if already cleared, can be significant on slow machines
674 // could be rolled into scr_blank_screen_mem
675 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
676 {
677 scr_blank_line (l, 0, l.l, rstyle);
678 l.l = 0;
679 l.f = 0;
680 }
648 else 681 else
649 R->TermWin.nscrolled = (uint16_t)nscrolled; 682 scr_blank_screen_mem (l, rstyle);
683 }
684
685 // move and/or clear selection, if any
686 if (selection.op && current_screen == selection.screen
687 && selection.beg.row <= row2)
688 {
689 selection.beg.row -= count;
690 selection.end.row -= count;
691 selection.mark.row -= count;
692
693 selection_check (0);
694 }
695
696 // finally move the view window, if desired
650 if ((R->Options & Opt_scrollWithBuffer) 697 if (option (Opt_scrollWithBuffer)
651 && R->TermWin.view_start != 0 698 && view_start != 0
652 && R->TermWin.view_start != R->TermWin.saveLines) 699 && view_start != -saveLines)
653 rxvt_scr_page(aR_ UP, count); 700 scr_page (UP, count);
654 } else if (!spec)
655 row1 += R->TermWin.saveLines;
656 row2 += R->TermWin.saveLines;
657 701
702 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
703 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
704 }
705 else
706 {
658 if (R->selection.op && R->current_screen == R->selection.screen) { 707 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 708 {
660 j = R->selection.end.row + R->TermWin.saveLines; 709 if ((selection.beg.row < row1 && selection.end.row > row1)
661 if ((i < row1 && j > row1) 710 || (selection.beg.row < row2 && selection.end.row > row2)
662 || (i < row2 && j > row2) 711 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
663 || (i - count < row1 && i >= row1) 712 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
664 || (i - count > row2 && i <= row2) 713 || (selection.end.row - count < row1 && selection.end.row >= row1)
665 || (j - count < row1 && j >= row1) 714 || (selection.end.row - count > row2 && selection.end.row <= row2))
666 || (j - count > row2 && j <= row2)) { 715 {
667 CLEAR_ALL_SELECTION(R); 716 CLEAR_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 717 if (!IN_RANGE_EXC (selection.mark.row, top_row, nrow))
669 } else if (j >= row1 && j <= row2) { 718 CLEAR_SELECTION_MARK ();
719 }
720 else if (selection.end.row >= row1 && selection.end.row <= row2)
721 {
670 /* move selected region too */ 722 /* move selected region too */
671 R->selection.beg.row -= count; 723 selection.beg.row -= count;
672 R->selection.end.row -= count; 724 selection.end.row -= count;
673 R->selection.mark.row -= count; 725 selection.mark.row -= count;
726
727 selection_check (0);
728 }
729 }
730
731 // use a simple and robust scrolling algorithm, this
732 // part of scr_scroll_text is not time-critical.
733
734 // sever line above scroll region
735 if (row1)
674 } 736 {
675 } 737 line_t &l = ROW(row1 - 1);
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */ 738 l.is_longer (0);
739 l.touch ();
740 }
677 741
678 R->num_scr += count;
679 j = count;
680 if (count < 0)
681 count = -count;
682 i = row2 - row1 + 1; 742 int rows = row2 - row1 + 1;
683 MIN_IT(count, i);
684 743
685 if (j > 0) { 744 min_it (count, rows);
686/* A: scroll up */
687 745
688/* A1: Copy lines that will get clobbered by the rotation */ 746 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
689 for (i = 0, j = row1; i < count; i++, j++) { 747
690 R->buf_text[i] = R->screen.text[j]; 748 for (int row = 0; row < rows; row++)
691 R->buf_rend[i] = R->screen.rend[j];
692 } 749 {
693/* A2: Rotate lines */ 750 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
694 for (j = row1, i = j + count; i <= row2; i++, j++) { 751
695 R->screen.tlen[j] = R->screen.tlen[i]; 752 if (!IN_RANGE_EXC (row + count, 0, rows))
696 R->screen.text[j] = R->screen.text[i]; 753 scr_blank_screen_mem (temp_buf [row], rstyle);
697 R->screen.rend[j] = R->screen.rend[i]; 754 }
755
756 for (int row = 0; row < rows; row++)
757 ROW(row1 + row) = temp_buf [row];
758
759 // sever bottommost line
760 {
761 line_t &l = ROW(row2);
762 l.is_longer (0);
763 l.touch ();
698 } 764 }
699 j = row2 - count + 1, i = count;
700 } else /* if (j < 0) */ {
701/* B: scroll down */
702
703/* B1: Copy lines that will get clobbered by the rotation */
704 for (i = 0, j = row2; i < count; i++, j--) {
705 R->buf_text[i] = R->screen.text[j];
706 R->buf_rend[i] = R->screen.rend[j];
707 }
708/* B2: Rotate lines */
709 for (j = row2, i = j - count; i >= row1; i--, j--) {
710 R->screen.tlen[j] = R->screen.tlen[i];
711 R->screen.text[j] = R->screen.text[i];
712 R->screen.rend[j] = R->screen.rend[i];
713 }
714 j = row1, i = count;
715 count = -count;
716 } 765 }
717 766
718/* C: Resurrect lines */
719 for (; i--; j++) {
720 R->screen.tlen[j] = 0;
721 R->screen.text[j] = R->buf_text[i];
722 R->screen.rend[j] = R->buf_rend[i];
723 if (!spec) /* line length may not equal TermWin.ncol */
724 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
725 (unsigned int)j, R->rstyle);
726 }
727
728#ifdef RXVT_GRAPHICS
729 if (rxvt_Gr_Displayed(aR))
730 rxvt_Gr_scroll(aR_ count);
731#endif
732 return count; 767 return count;
733} 768}
734 769
735/* ------------------------------------------------------------------------- */ 770/* ------------------------------------------------------------------------- */
736/* 771/*
737 * Add text given in <str> of length <len> to screen struct 772 * Add text given in <str> of length <len> to screen struct
738 */ 773 */
739/* EXTPROTO */
740void 774void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 775rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 776{
743 unsigned char checksel, clearsel;
744 uint32_t c;
745 int i, row, last_col;
746 text_t *stp;
747 rend_t *srp;
748
749 if (len <= 0) /* sanity */ 777 if (len <= 0) /* sanity */
750 return; 778 return;
751 779
780 bool checksel;
781 unicode_t c;
782 int ncol = this->ncol;
783 const wchar_t *strend = str + len;
784
752 R->want_refresh = 1; 785 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); 786 ZERO_SCROLLBACK ();
787
757 if (nlines > 0) { 788 if (minlines > 0)
789 {
758 nlines += (R->screen.cur.row - R->screen.bscroll); 790 minlines += screen.cur.row - screen.bscroll;
791 min_it (minlines, screen.cur.row - top_row);
792
759 if ((nlines > 0) 793 if (minlines > 0
760 && (R->screen.tscroll == 0) 794 && screen.tscroll == 0
761 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 795 && screen.bscroll == nrow - 1)
796 {
762 /* _at least_ this many lines need to be scrolled */ 797 /* _at least_ this many lines need to be scrolled */
763 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 798 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
764 0);
765 R->screen.cur.row -= nlines; 799 screen.cur.row -= minlines;
766 } 800 }
767 } 801 }
768#ifdef DEBUG_STRICT 802
769 assert(R->screen.cur.col < last_col); 803 assert (screen.cur.col < ncol);
770 assert((R->screen.cur.row < R->TermWin.nrow) 804 assert (screen.cur.row < nrow
771 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 805 && screen.cur.row >= top_row);
772#else /* drive with your eyes closed */ 806 int row = screen.cur.row;
773 MIN_IT(R->screen.cur.col, last_col - 1);
774 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
775 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
776#endif
777 row = R->screen.cur.row + R->TermWin.saveLines;
778 807
779 checksel = (R->selection.op 808 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
780 && R->current_screen == R->selection.screen) ? 1 : 0;
781 clearsel = 0;
782 809
783 stp = R->screen.text[row]; 810 line_t *line = &ROW(row);
784 srp = R->screen.rend[row];
785 811
786 for (i = 0; i < len;) { 812 while (str < strend)
787 c = str[i++]; 813 {
788 switch (c) { 814 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 case '\t': 815
790 rxvt_scr_tab(aR_ 1); 816 if (ecb_unlikely (c < 0x20))
817 if (c == C0_LF)
818 {
819 max_it (line->l, screen.cur.col);
820
821 screen.flags &= ~Screen_WrapNext;
822
823 if (screen.cur.row == screen.bscroll)
824 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
825 else if (screen.cur.row < (nrow - 1))
826 row = ++screen.cur.row;
827
828 line = &ROW(row); /* _must_ refresh */
791 continue; 829 continue;
792 case '\n': 830 }
793 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 831 else if (c == C0_CR)
794 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 832 {
833 max_it (line->l, screen.cur.col);
834
795 R->screen.flags &= ~Screen_WrapNext; 835 screen.flags &= ~Screen_WrapNext;
796 if (R->screen.cur.row == R->screen.bscroll) 836 screen.cur.col = 0;
797 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0);
798 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
799 row = (++R->screen.cur.row) + R->TermWin.saveLines;
800 stp = R->screen.text[row]; /* _must_ refresh */
801 srp = R->screen.rend[row]; /* _must_ refresh */
802 RESET_CHSTAT(R);
803 continue; 837 continue;
804 case '\r': 838 }
805 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 839 else if (c == C0_HT)
806 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 840 {
807 R->screen.flags &= ~Screen_WrapNext; 841 scr_tab (1, true);
808 R->screen.cur.col = 0;
809 RESET_CHSTAT(R);
810 continue; 842 continue;
811 default:
812 if (c == 127)
813 continue; /* yummmm..... */
814 break;
815 } 843 }
816 844
845 if (ecb_unlikely (
817 if (checksel /* see if we're writing within selection */ 846 checksel /* see if we're writing within selection */
818 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 847 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
819 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 848 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
849 ))
850 {
820 checksel = 0; 851 checksel = 0;
821 clearsel = 1; 852 /*
853 * If we wrote anywhere in the selected area, kill the selection
854 * XXX: should we kill the mark too? Possibly, but maybe that
855 * should be a similar check.
856 */
857 CLEAR_SELECTION ();
858 }
859
860 if (ecb_unlikely (screen.flags & Screen_WrapNext))
822 } 861 {
823 if (R->screen.flags & Screen_WrapNext) { 862 scr_do_wrap ();
824 R->screen.tlen[row] = -1; 863
825 if (R->screen.cur.row == R->screen.bscroll) 864 line->l = ncol;
826 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 865 line->is_longer (1);
827 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 866
828 row = (++R->screen.cur.row) + R->TermWin.saveLines; 867 row = screen.cur.row;
829 stp = R->screen.text[row]; /* _must_ refresh */ 868 line = &ROW(row); /* _must_ refresh */
830 srp = R->screen.rend[row]; /* _must_ refresh */ 869 }
831 R->screen.cur.col = 0; 870
832 R->screen.flags &= ~Screen_WrapNext; 871 // some utf-8 decoders "decode" surrogate characters: let's fix this.
872 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
873 c = 0xfffd;
874
875 // rely on wcwidth to tell us the character width, do wcwidth before
876 // further replacements, as wcwidth might return -1 for the line
877 // drawing characters below as they might be invalid in the current
878 // locale.
879 int width = WCWIDTH (c);
880
881 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
833 } 882 {
834 if (R->screen.flags & Screen_Insert) 883 // vt100 special graphics and line drawing
835 rxvt_scr_insdel_chars(aR_ 1, INSERT); 884 // 5f-7e standard vt100
885 // 40-5e rxvt extension for extra curses acs chars
886 static uint16_t vt100_0[62] = { // 41 .. 7e
887 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
888 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
889 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
890 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
891 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
892 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
893 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
894 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
895 };
836 896
837 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 897 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
838 switch (c)
839 { 898 {
840 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 899 c = vt100_0[c - 0x41];
841 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 900 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 } 901 }
902 }
852 903
853 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 904 if (ecb_unlikely (screen.flags & Screen_Insert))
905 scr_insdel_chars (width, INSERT);
854 906
855 stp[R->screen.cur.col] = c; 907 if (width != 0)
856 srp[R->screen.cur.col] = rend;
857
858 if (c > 255)
859 { 908 {
860 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 909#if !UNICODE_3
861 int width = wcwidth (c); 910 // trim characters we can't store directly :(
911 if (c >= 0x10000)
912# if ENABLE_COMBINING
913 c = rxvt_composite.compose (c); // map to lower 16 bits
914# else
915 c = 0xfffd;
916# endif
917#endif
918
919 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
920
921 // if the character doesn't fit into the remaining columns...
922 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
862 923 {
863 if (width > 1)
864 {
865 while (--width > 0 && R->screen.cur.col < last_col - 1)
866 {
867
868 srp[R->screen.cur.col] |= RS_wide;
869
870 R->screen.cur.col++;
871 stp[R->screen.cur.col] = NOCHAR;
872 srp[R->screen.cur.col] = rend;
873 }
874 }
875 }
876
877 if (R->screen.cur.col < last_col - 1)
878 R->screen.cur.col++;
879 else {
880 R->screen.tlen[row] = last_col;
881 if (R->screen.flags & Screen_Autowrap) 924 if (screen.flags & Screen_Autowrap)
925 {
926 // ... artificially enlargen the previous one
927 c = NOCHAR;
928 // and try the same character next loop iteration
929 --str;
930 }
931 else
932 screen.cur.col = ncol - width;
933 }
934
935 // nuke the character at this position, if required
936 // due to wonderful coincidences everywhere else in this loop
937 // we never have to check for overwriting a wide char itself,
938 // only its tail.
939 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
940 scr_kill_char (*line, screen.cur.col);
941
942 line->touch ();
943
944 do
945 {
946 line->t[screen.cur.col] = c;
947 line->r[screen.cur.col] = rend;
948
949 if (ecb_likely (screen.cur.col < ncol - 1))
950 screen.cur.col++;
951 else
952 {
953 line->l = ncol;
954 if (screen.flags & Screen_Autowrap)
882 R->screen.flags |= Screen_WrapNext; 955 screen.flags |= Screen_WrapNext;
956
957 goto end_of_line;
958 }
959
960 c = NOCHAR;
961 }
962 while (ecb_unlikely (--width > 0));
963
964 // pad with spaces when overwriting wide character with smaller one
965 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
966 {
967 line->t[c] = ' ';
968 line->r[c] = rend;
969 }
970
971end_of_line:
972 ;
973 }
974#if ENABLE_COMBINING
975 else // width == 0
883 } 976 {
884 } 977 if (c != 0xfeff) // ignore BOM
885 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 978 {
886 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 979 // handle combining characters
980 // we just tag the accent on the previous on-screen character.
981 // this is arguably not correct, but also arguably not wrong.
982 // we don't handle double-width characters nicely yet.
983 line_t *linep;
984 text_t *tp;
985 rend_t *rp;
887 986
888/* 987 if (screen.cur.col > 0)
889 * If we wrote anywhere in the selected area, kill the selection 988 {
890 * XXX: should we kill the mark too? Possibly, but maybe that 989 linep = line;
891 * should be a similar check. 990 tp = line->t + screen.cur.col - 1;
892 */ 991 rp = line->r + screen.cur.col - 1;
893 if (clearsel) 992 }
894 CLEAR_SELECTION(R); 993 else if (screen.cur.row > 0
994 && ROW(screen.cur.row - 1).is_longer ())
995 {
996 linep = &ROW(screen.cur.row - 1);
997 tp = line->t + ncol - 1;
998 rp = line->r + ncol - 1;
999 }
1000 else
1001 continue;
895 1002
896#ifdef DEBUG_STRICT 1003 linep->touch ();
1004
1005 while (*tp == NOCHAR && tp > linep->t)
1006 tp--, rp--;
1007
1008 // first try to find a precomposed character
1009 unicode_t n = rxvt_compose (*tp, c);
1010 if (n == NOCHAR)
1011 n = rxvt_composite.compose (*tp, c);
1012
1013 *tp = n;
1014 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1015 }
1016 }
1017#endif
1018 }
1019
1020 max_it (line->l, screen.cur.col);
1021
897 assert(R->screen.cur.row >= 0); 1022 assert (screen.cur.row >= 0);
898#else /* drive with your eyes closed */
899 MAX_IT(R->screen.cur.row, 0);
900#endif
901} 1023}
902 1024
903/* ------------------------------------------------------------------------- */ 1025/* ------------------------------------------------------------------------- */
904/* 1026/*
905 * Process Backspace. Move back the cursor back a position, wrap if have to 1027 * Process Backspace. Move back the cursor back a position, wrap if have to
906 * XTERM_SEQ: CTRL-H 1028 * XTERM_SEQ: CTRL-H
907 */ 1029 */
908/* EXTPROTO */
909void 1030void
910rxvt_scr_backspace(pR) 1031rxvt_term::scr_backspace () NOTHROW
911{ 1032{
912 RESET_CHSTAT(R);
913 R->want_refresh = 1;
914 if (R->screen.cur.col == 0) { 1033 if (screen.cur.col == 0)
1034 {
915 if (R->screen.cur.row > 0) { 1035 if (screen.cur.row > 0)
1036 {
916#ifdef TERMCAP_HAS_BW 1037#ifdef TERMCAP_HAS_BW
917 R->screen.cur.col = R->TermWin.ncol - 1; 1038 screen.cur.col = ncol - 1;
918 R->screen.cur.row--; 1039 --screen.cur.row;
919 return; 1040
1041 want_refresh = 1;
920#endif 1042#endif
921 } 1043 }
1044 }
922 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1045 else if (screen.flags & Screen_WrapNext)
923 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
924 R->screen.flags &= ~Screen_WrapNext; 1046 screen.flags &= ~Screen_WrapNext;
1047 else
1048 scr_gotorc (0, -1, RELATIVE);
925} 1049}
926 1050
927/* ------------------------------------------------------------------------- */ 1051/* ------------------------------------------------------------------------- */
928/* 1052/*
929 * Process Horizontal Tab 1053 * Process Horizontal Tab
930 * count: +ve = forward; -ve = backwards 1054 * count: +ve = forward; -ve = backwards
931 * XTERM_SEQ: CTRL-I 1055 * XTERM_SEQ: CTRL-I
932 */ 1056 */
933/* EXTPROTO */
934void 1057void
935rxvt_scr_tab(pR_ int count) 1058rxvt_term::scr_tab (int count, bool ht) NOTHROW
936{ 1059{
937 int i, x; 1060 int i, x;
938 1061
939 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
940 R->want_refresh = 1; 1062 want_refresh = 1;
941 RESET_CHSTAT(R);
942 i = x = R->screen.cur.col; 1063 i = x = screen.cur.col;
1064
943 if (count == 0) 1065 if (count == 0)
944 return; 1066 return;
945 else if (count > 0) { 1067 else if (count > 0)
1068 {
1069 line_t &l = ROW(screen.cur.row);
1070 rend_t base_rend = l.r[i];
1071 ht &= l.t[i] == ' ';
1072
946 for (; ++i < R->TermWin.ncol; ) 1073 for (; ++i < ncol; )
947 if (R->tabs[i]) { 1074 if (tabs[i])
1075 {
948 x = i; 1076 x = i;
1077
949 if (!--count) 1078 if (!--count)
950 break; 1079 break;
1080 }
1081 else
1082 ht &= l.t[i] == ' '
1083 && RS_SAME (l.r[i], base_rend);
1084
1085 if (count)
1086 x = ncol - 1;
1087
1088 // store horizontal tab commands as characters inside the text
1089 // buffer so they can be selected and pasted.
1090 if (ht && option (Opt_pastableTabs))
1091 {
1092 base_rend = SET_FONT (base_rend, 0);
1093
1094 l.touch (x);
1095
1096 i = screen.cur.col;
1097
1098 l.t[i] = '\t';
1099 l.r[i] = base_rend;
1100
1101 while (++i < x)
1102 {
1103 l.t[i] = NOCHAR;
1104 l.r[i] = base_rend;
951 } 1105 }
952 if (count) 1106 }
953 x = R->TermWin.ncol - 1; 1107 }
954 } else /* if (count < 0) */ { 1108 else /* if (count < 0) */
1109 {
955 for (; --i >= 0; ) 1110 for (; --i >= 0; )
956 if (R->tabs[i]) { 1111 if (tabs[i])
957 x = i;
958 if (!++count)
959 break;
960 } 1112 {
961 if (count)
962 x = 0; 1113 x = i;
1114 if (!++count)
1115 break;
1116 }
1117
1118 if (count)
1119 x = 0;
963 } 1120 }
1121
964 if (x != R->screen.cur.col) 1122 if (x != screen.cur.col)
965 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1123 scr_gotorc (0, x, R_RELATIVE);
966} 1124}
967 1125
968/* ------------------------------------------------------------------------- */ 1126/* ------------------------------------------------------------------------- */
969/* 1127/*
970 * Process DEC Back Index 1128 * Process DEC Back Index
971 * XTERM_SEQ: ESC 6 1129 * XTERM_SEQ: ESC 6
972 * Move cursor left in row. If we're at the left boundary, shift everything 1130 * Move cursor left in row. If we're at the left boundary, shift everything
973 * in that row right. Clear left column. 1131 * in that row right. Clear left column.
974 */ 1132 */
975#ifndef NO_FRILLS 1133#if !ENABLE_MINIMAL
976/* EXTPROTO */
977void 1134void
978rxvt_scr_backindex(pR) 1135rxvt_term::scr_backindex () NOTHROW
979{ 1136{
980 if (R->screen.cur.col > 0) 1137 if (screen.cur.col > 0)
981 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1138 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
982 else { 1139 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); 1140 scr_insdel_chars (1, INSERT);
986 }
987} 1141}
988#endif 1142#endif
989/* ------------------------------------------------------------------------- */ 1143/* ------------------------------------------------------------------------- */
990/* 1144/*
991 * Process DEC Forward Index 1145 * Process DEC Forward Index
992 * XTERM_SEQ: ESC 9 1146 * XTERM_SEQ: ESC 9
993 * Move cursor right in row. If we're at the right boundary, shift everything 1147 * Move cursor right in row. If we're at the right boundary, shift everything
994 * in that row left. Clear right column. 1148 * in that row left. Clear right column.
995 */ 1149 */
996#ifndef NO_FRILLS 1150#if !ENABLE_MINIMAL
997/* EXTPROTO */
998void 1151void
999rxvt_scr_forwardindex(pR) 1152rxvt_term::scr_forwardindex () NOTHROW
1000{ 1153{
1001 int row;
1002
1003 if (R->screen.cur.col < R->TermWin.ncol - 1) 1154 if (screen.cur.col < ncol - 1)
1004 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1155 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1005 else { 1156 else
1006 row = R->screen.cur.row + R->TermWin.saveLines; 1157 {
1007 if (R->screen.tlen[row] == 0) 1158 line_t &l = ROW(screen.cur.row);
1008 return; /* um, yeah? */ 1159
1009 else if (R->screen.tlen[row] == -1) 1160 l.touch ();
1010 R->screen.tlen[row] = R->TermWin.ncol; 1161 l.is_longer (0);
1162
1011 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1163 scr_gotorc (0, 0, R_RELATIVE);
1012 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1164 scr_insdel_chars (1, DELETE);
1013 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1165 scr_gotorc (0, ncol - 1, R_RELATIVE);
1014 } 1166 }
1015} 1167}
1016#endif 1168#endif
1017 1169
1018/* ------------------------------------------------------------------------- */ 1170/* ------------------------------------------------------------------------- */
1019/* 1171/*
1020 * Goto Row/Column 1172 * Goto Row/Column
1021 */ 1173 */
1022/* EXTPROTO */
1023void 1174void
1024rxvt_scr_gotorc(pR_ int row, int col, int relative) 1175rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1025{ 1176{
1026 R->want_refresh = 1; 1177 want_refresh = 1;
1027 ZERO_SCROLLBACK(R); 1178 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 1179
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) 1180 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1037 : col); 1181 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 1182
1041 R->screen.flags &= ~Screen_WrapNext; 1183 screen.flags &= ~Screen_WrapNext;
1184
1042 if (relative & R_RELATIVE) { 1185 if (relative & R_RELATIVE)
1186 {
1043 if (row > 0) { 1187 if (row > 0)
1188 {
1044 if (R->screen.cur.row <= R->screen.bscroll 1189 if (screen.cur.row <= screen.bscroll
1045 && (R->screen.cur.row + row) > R->screen.bscroll) 1190 && (screen.cur.row + row) > screen.bscroll)
1046 R->screen.cur.row = R->screen.bscroll; 1191 screen.cur.row = screen.bscroll;
1047 else 1192 else
1048 R->screen.cur.row += row;
1049 } else if (row < 0) {
1050 if (R->screen.cur.row >= R->screen.tscroll
1051 && (R->screen.cur.row + row) < R->screen.tscroll)
1052 R->screen.cur.row = R->screen.tscroll;
1053 else
1054 R->screen.cur.row += row;
1055 }
1056 } else {
1057 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1058 R->screen.cur.row = row + R->screen.tscroll;
1059 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1060 } else
1061 R->screen.cur.row = row; 1193 screen.cur.row += row;
1194 }
1195 else if (row < 0)
1196 {
1197 if (screen.cur.row >= screen.tscroll
1198 && (screen.cur.row + row) < screen.tscroll)
1199 screen.cur.row = screen.tscroll;
1200 else
1201 screen.cur.row += row;
1202 }
1203 }
1204 else
1062 } 1205 {
1063 MAX_IT(R->screen.cur.row, 0); 1206 if (screen.flags & Screen_Relative)
1064 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1207 {
1065} 1208 /* relative origin mode */
1209 screen.cur.row = row + screen.tscroll;
1210 min_it (screen.cur.row, screen.bscroll);
1211 }
1212 else
1213 screen.cur.row = row;
1214 }
1066 1215
1216 clamp_it (screen.cur.row, 0, nrow - 1);
1217}
1218
1067/* ------------------------------------------------------------------------- */ 1219/* ------------------------------------------------------------------------- */
1068/* 1220/*
1069 * direction should be UP or DN 1221 * direction should be UP or DN
1070 */ 1222 */
1071/* EXTPROTO */
1072void 1223void
1073rxvt_scr_index(pR_ enum page_dirn direction) 1224rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1074{ 1225{
1075 int dirn; 1226 int dirn;
1076 1227
1077 R->want_refresh = 1; 1228 want_refresh = 1;
1229 ZERO_SCROLLBACK ();
1230
1078 dirn = ((direction == UP) ? 1 : -1); 1231 dirn = ((direction == UP) ? 1 : -1);
1079 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1080 1232
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; 1233 screen.flags &= ~Screen_WrapNext;
1234
1090 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1235 if ((screen.cur.row == screen.bscroll && direction == UP)
1091 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1236 || (screen.cur.row == screen.tscroll && direction == DN))
1092 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1237 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1093 else 1238 else
1094 R->screen.cur.row += dirn; 1239 screen.cur.row += dirn;
1095 MAX_IT(R->screen.cur.row, 0); 1240
1096 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1241 clamp_it (screen.cur.row, 0, nrow - 1);
1097 rxvt_selection_check(aR_ 0); 1242 selection_check (0);
1098} 1243}
1099 1244
1100/* ------------------------------------------------------------------------- */ 1245/* ------------------------------------------------------------------------- */
1101/* 1246/*
1102 * Erase part or whole of a line 1247 * Erase part or whole of a line
1103 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1248 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1104 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1249 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1105 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1250 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1251 * extension: clear to right unless wrapped: ESC [ 3 K
1106 */ 1252 */
1107/* EXTPROTO */
1108void 1253void
1109rxvt_scr_erase_line(pR_ int mode) 1254rxvt_term::scr_erase_line (int mode) NOTHROW
1110{ 1255{
1111 unsigned int row, col, num; 1256 unsigned int col, num;
1112 1257
1113 R->want_refresh = 1; 1258 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); 1259 ZERO_SCROLLBACK ();
1116 RESET_CHSTAT(R);
1117 1260
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); 1261 selection_check (1);
1124 1262
1125 R->screen.flags &= ~Screen_WrapNext; 1263 line_t &line = ROW(screen.cur.row);
1126 1264
1127 row = R->TermWin.saveLines + R->screen.cur.row; 1265 line.touch ();
1266 line.is_longer (0);
1267
1128 switch (mode) { 1268 switch (mode)
1269 {
1270 case 3:
1271 if (screen.flags & Screen_WrapNext)
1272 return;
1273
1274 /* fall through */
1275
1129 case 0: /* erase to end of line */ 1276 case 0: /* erase to end of line */
1130 col = R->screen.cur.col; 1277 col = screen.cur.col;
1131 num = R->TermWin.ncol - col; 1278 num = ncol - col;
1132 MIN_IT(R->screen.tlen[row], (int16_t)col); 1279 min_it (line.l, col);
1280
1133 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1281 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1134 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1282 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1135 CLEAR_SELECTION(R); 1283 CLEAR_SELECTION ();
1136 break; 1284 break;
1285
1137 case 1: /* erase to beginning of line */ 1286 case 1: /* erase to beginning of line */
1138 col = 0; 1287 col = 0;
1139 num = R->screen.cur.col + 1; 1288 num = screen.cur.col + 1;
1289
1140 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1290 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1141 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1291 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1142 CLEAR_SELECTION(R); 1292 CLEAR_SELECTION ();
1143 break; 1293 break;
1294
1144 case 2: /* erase whole line */ 1295 case 2: /* erase whole line */
1145 col = 0; 1296 col = 0;
1146 num = R->TermWin.ncol; 1297 num = ncol;
1147 R->screen.tlen[row] = 0; 1298 line.l = 0;
1148 if (R->selection.beg.row <= R->screen.cur.row 1299 if (selection.beg.row <= screen.cur.row
1149 && R->selection.end.row >= R->screen.cur.row) 1300 && selection.end.row >= screen.cur.row)
1150 CLEAR_SELECTION(R); 1301 CLEAR_SELECTION ();
1151 break; 1302 break;
1152 default: 1303 default:
1153 return; 1304 return;
1154 } 1305 }
1155 if (R->screen.text[row]) 1306
1156 rxvt_blank_line(aR_ 1307 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} 1308}
1163 1309
1164/* ------------------------------------------------------------------------- */ 1310/* ------------------------------------------------------------------------- */
1165/* 1311/*
1166 * Erase part of whole of the screen 1312 * Erase part of whole of the screen
1167 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1313 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1168 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1314 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1169 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1315 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1170 */ 1316 */
1171/* EXTPROTO */
1172void 1317void
1173rxvt_scr_erase_screen(pR_ int mode) 1318rxvt_term::scr_erase_screen (int mode) NOTHROW
1174{ 1319{
1175 int num; 1320 int num;
1176 int32_t row, row_offset; 1321 int32_t row;
1177 rend_t ren; 1322 rend_t ren;
1178 XGCValues gcvalue; 1323 XGCValues gcvalue;
1179 1324
1180 R->want_refresh = 1; 1325 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); 1326 ZERO_SCROLLBACK ();
1183 RESET_CHSTAT(R);
1184 row_offset = (int32_t)R->TermWin.saveLines;
1185 1327
1186 switch (mode) { 1328 switch (mode)
1329 {
1187 case 0: /* erase to end of screen */ 1330 case 0: /* erase to end of screen */
1188 rxvt_selection_check(aR_ 1); 1331 selection_check (1);
1189 rxvt_scr_erase_line(aR_ 0); 1332 scr_erase_line (0);
1190 row = R->screen.cur.row + 1; /* possible OOB */ 1333 row = screen.cur.row + 1; /* possible OOB */
1191 num = R->TermWin.nrow - row; 1334 num = nrow - row;
1192 break; 1335 break;
1193 case 1: /* erase to beginning of screen */ 1336 case 1: /* erase to beginning of screen */
1194 rxvt_selection_check(aR_ 3); 1337 selection_check (3);
1195 rxvt_scr_erase_line(aR_ 1); 1338 scr_erase_line (1);
1196 row = 0; 1339 row = 0;
1197 num = R->screen.cur.row; 1340 num = screen.cur.row;
1198 break; 1341 break;
1199 case 2: /* erase whole screen */ 1342 case 2: /* erase whole screen */
1200 rxvt_selection_check(aR_ 3); 1343 selection_check (3);
1201#ifdef RXVT_GRAPHICS
1202 rxvt_Gr_ClearScreen(aR);
1203#endif
1204 row = 0; 1344 row = 0;
1205 num = R->TermWin.nrow; 1345 num = nrow;
1206 break; 1346 break;
1207 default: 1347 default:
1208 return; 1348 return;
1209 } 1349 }
1210 R->refresh_type |= REFRESH_BOUNDS; 1350
1211 if (R->selection.op && R->current_screen == R->selection.screen 1351 if (selection.op && current_screen == selection.screen
1212 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1352 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1213 || (R->selection.end.row >= row 1353 || (selection.end.row >= row
1214 && R->selection.end.row <= row + num))) 1354 && selection.end.row <= row + num)))
1215 CLEAR_SELECTION(R); 1355 CLEAR_SELECTION ();
1356
1216 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1357 if (row >= nrow) /* Out Of Bounds */
1217 return; 1358 return;
1218 MIN_IT(num, (R->TermWin.nrow - row)); 1359
1360 min_it (num, nrow - row);
1361
1219 if (R->rstyle & (RS_RVid | RS_Uline)) 1362 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1220 ren = (rend_t) ~RS_None; 1363 ren = (rend_t) ~RS_None;
1221 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1364 else if (GET_BASEBG (rstyle) == Color_bg)
1365 {
1222 ren = DEFAULT_RSTYLE; 1366 ren = DEFAULT_RSTYLE;
1223 CLEAR_ROWS(row, num); 1367
1224 } else { 1368 if (mapped)
1369 XClearArea (dpy, vt, 0,
1370 Row2Pixel (row - view_start), (unsigned int)width,
1371 (unsigned int)Height2Pixel (num), False);
1372 }
1373 else
1374 {
1225 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1375 ren = rstyle & (RS_fgMask | RS_bgMask);
1226 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1376
1377 if (mapped)
1378 {
1379 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1227 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1380 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1228 ERASE_ROWS(row, num); 1381 XFillRectangle (dpy, vt, gc,
1382 0, Row2Pixel (row - view_start),
1383 (unsigned int)width,
1384 (unsigned int)Height2Pixel (num));
1229 gcvalue.foreground = R->PixColors[Color_fg]; 1385 gcvalue.foreground = pix_colors[Color_fg];
1230 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1386 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1387 }
1231 } 1388 }
1389
1232 for (; num--; row++) { 1390 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 } 1391 {
1392 scr_blank_screen_mem (ROW(row), rstyle);
1393
1394 if (row - view_start < nrow)
1395 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1396 }
1240} 1397}
1398
1399#if !ENABLE_MINIMAL
1400void
1401rxvt_term::scr_erase_savelines () NOTHROW
1402{
1403 want_refresh = 1;
1404 ZERO_SCROLLBACK ();
1405
1406 top_row = 0;
1407}
1408#endif
1241 1409
1242/* ------------------------------------------------------------------------- */ 1410/* ------------------------------------------------------------------------- */
1243/* 1411/*
1244 * Fill the screen with `E's 1412 * Fill the screen with `E's
1245 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1413 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1246 */ 1414 */
1247/* EXTPROTO */
1248void 1415void
1249rxvt_scr_E(pR) 1416rxvt_term::scr_E () NOTHROW
1250{ 1417{
1251 int i, j, k; 1418 rend_t fs;
1252 rend_t *r1, fs;
1253 1419
1254 R->want_refresh = 1; 1420 want_refresh = 1;
1255 R->num_scr_allow = 0;
1256 ZERO_SCROLLBACK(R); 1421 ZERO_SCROLLBACK ();
1257 RESET_CHSTAT(R); 1422
1423 num_scr_allow = 0;
1258 rxvt_selection_check(aR_ 3); 1424 selection_check (3);
1259 1425
1260 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1426 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1261 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1427 for (int row = nrow; row--; )
1262 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1428 {
1263 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1429 line_t &line = ROW(row);
1264 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1430
1431 fill_text (line.t, 'E', ncol);
1432 rend_t *r1 = line.r;
1433
1434 for (int j = ncol; j--; )
1265 *r1++ = fs; 1435 *r1++ = fs;
1436
1437 line.is_longer (0);
1438 line.touch (ncol);
1266 } 1439 }
1267} 1440}
1268 1441
1269/* ------------------------------------------------------------------------- */ 1442/* ------------------------------------------------------------------------- */
1270/* 1443/*
1271 * Insert/Delete <count> lines 1444 * Insert/Delete <count> lines
1272 */ 1445 */
1273/* EXTPROTO */
1274void 1446void
1275rxvt_scr_insdel_lines(pR_ int count, int insdel) 1447rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1276{ 1448{
1277 int end; 1449 int end;
1278 1450
1279 ZERO_SCROLLBACK(R); 1451 ZERO_SCROLLBACK ();
1280 RESET_CHSTAT(R);
1281 1452
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); 1453 selection_check (1);
1288 1454
1289 if (R->screen.cur.row > R->screen.bscroll) 1455 if (screen.cur.row > screen.bscroll)
1456 return;
1457
1458 end = screen.bscroll - screen.cur.row + 1;
1459 if (count > end)
1460 {
1461 if (insdel == DELETE)
1290 return; 1462 return;
1291
1292 end = R->screen.bscroll - R->screen.cur.row + 1;
1293 if (count > end) {
1294 if (insdel == DELETE)
1295 return;
1296 else if (insdel == INSERT) 1463 else if (insdel == INSERT)
1297 count = end; 1464 count = end;
1298 } 1465 }
1299 R->screen.flags &= ~Screen_WrapNext;
1300 1466
1467 scr_do_wrap ();
1468
1301 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1469 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1302 0);
1303} 1470}
1304 1471
1305/* ------------------------------------------------------------------------- */ 1472/* ------------------------------------------------------------------------- */
1306/* 1473/*
1307 * Insert/Delete <count> characters from the current position 1474 * Insert/Delete <count> characters from the current position
1308 */ 1475 */
1309/* EXTPROTO */
1310void 1476void
1311rxvt_scr_insdel_chars(pR_ int count, int insdel) 1477rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1312{ 1478{
1313 int col, row;
1314 rend_t tr;
1315 text_t *stp;
1316 rend_t *srp;
1317 int16_t *slp;
1318
1319 R->want_refresh = 1; 1479 want_refresh = 1;
1320 ZERO_SCROLLBACK(R); 1480 ZERO_SCROLLBACK ();
1321#if 0
1322 RESET_CHSTAT(R);
1323#endif
1324 1481
1325#ifdef RXVT_GRAPHICS
1326 if (rxvt_Gr_Displayed(aR))
1327 rxvt_Gr_scroll(aR_ 0);
1328#endif
1329
1330 if (count <= 0) 1482 if (count <= 0)
1331 return; 1483 return;
1332 1484
1485 scr_do_wrap ();
1486
1333 rxvt_selection_check(aR_ 1); 1487 selection_check (1);
1334 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1488 min_it (count, ncol - screen.cur.col);
1335 1489
1336 row = R->screen.cur.row + R->TermWin.saveLines; 1490 int row = screen.cur.row;
1337 R->screen.flags &= ~Screen_WrapNext;
1338 1491
1339 stp = R->screen.text[row]; 1492 line_t *line = &ROW(row);
1340 srp = R->screen.rend[row]; 1493
1341 slp = &(R->screen.tlen[row]); 1494 line->touch ();
1495 line->is_longer (0);
1496
1497 // nuke wide spanning the start
1498 if (line->t[screen.cur.col] == NOCHAR)
1499 scr_kill_char (*line, screen.cur.col);
1500
1342 switch (insdel) { 1501 switch (insdel)
1502 {
1343 case INSERT: 1503 case INSERT:
1344 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1504 line->l = min (line->l + count, ncol);
1345 col--) { 1505
1506 if (line->t[screen.cur.col] == NOCHAR)
1507 scr_kill_char (*line, screen.cur.col);
1508
1509 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1510 {
1346 stp[col] = stp[col - count]; 1511 line->t[col] = line->t[col - count];
1347 srp[col] = srp[col - count]; 1512 line->r[col] = line->r[col - count];
1348 } 1513 }
1349 if (*slp != -1) { 1514
1350 *slp += count;
1351 MIN_IT(*slp, R->TermWin.ncol);
1352 }
1353 if (R->selection.op && R->current_screen == R->selection.screen 1515 if (selection.op && current_screen == selection.screen
1354 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1516 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1517 {
1355 if (R->selection.end.row != R->screen.cur.row 1518 if (selection.end.row != screen.cur.row
1356 || (R->selection.end.col + count >= R->TermWin.ncol)) 1519 || (selection.end.col + count >= ncol))
1357 CLEAR_SELECTION(R); 1520 CLEAR_SELECTION ();
1521 else
1522 {
1358 else { /* shift selection */ 1523 /* shift selection */
1359 R->selection.beg.col += count; 1524 selection.beg.col += count;
1360 R->selection.mark.col += count; /* XXX: yes? */ 1525 selection.mark.col += count; /* XXX: yes? */
1361 R->selection.end.col += count; 1526 selection.end.col += count;
1362 } 1527 }
1363 } 1528 }
1364 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1529
1365 (unsigned int)count, R->rstyle); 1530 scr_blank_line (*line, screen.cur.col, count, rstyle);
1366 break; 1531 break;
1532
1367 case ERASE: 1533 case ERASE:
1368 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1534 screen.cur.col += count; /* don't worry if > ncol */
1369 rxvt_selection_check(aR_ 1); 1535 selection_check (1);
1370 R->screen.cur.col -= count; 1536 screen.cur.col -= count;
1371 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1537
1372 (unsigned int)count, R->rstyle); 1538 // nuke wide char after the end
1539 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1540 scr_kill_char (*line, screen.cur.col + count);
1541
1542 scr_blank_line (*line, screen.cur.col, count, rstyle);
1373 break; 1543 break;
1544
1374 case DELETE: 1545 case DELETE:
1375 tr = srp[R->TermWin.ncol - 1] 1546 line->l = max (line->l - count, 0);
1376 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1547
1548 // nuke wide char spanning the end
1549 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1550 scr_kill_char (*line, screen.cur.col + count);
1551
1377 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1552 for (int col = screen.cur.col; (col + count) < ncol; col++)
1553 {
1378 stp[col] = stp[col + count]; 1554 line->t[col] = line->t[col + count];
1379 srp[col] = srp[col + count]; 1555 line->r[col] = line->r[col + count];
1380 } 1556 }
1381 rxvt_blank_line(aR_ 1557
1382 &(stp[R->TermWin.ncol - count]), 1558 scr_blank_line (*line, ncol - count, count, rstyle);
1383 &(srp[R->TermWin.ncol - count]), 1559
1384 (unsigned int)count, tr);
1385 if (*slp == -1) /* break line continuation */
1386 *slp = R->TermWin.ncol;
1387 *slp -= count;
1388 MAX_IT(*slp, 0);
1389 if (R->selection.op && R->current_screen == R->selection.screen 1560 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1561 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1562 {
1391 if (R->selection.end.row != R->screen.cur.row 1563 if (selection.end.row != screen.cur.row
1392 || (R->screen.cur.col >= R->selection.beg.col - count) 1564 || (screen.cur.col >= selection.beg.col - count)
1393 || R->selection.end.col >= R->TermWin.ncol) 1565 || selection.end.col >= ncol)
1394 CLEAR_SELECTION(R); 1566 CLEAR_SELECTION ();
1395 else { 1567 else
1568 {
1396 /* shift selection */ 1569 /* shift selection */
1397 R->selection.beg.col -= count; 1570 selection.beg.col -= count;
1398 R->selection.mark.col -= count; /* XXX: yes? */ 1571 selection.mark.col -= count; /* XXX: yes? */
1399 R->selection.end.col -= count; 1572 selection.end.col -= count;
1400 } 1573 }
1401 } 1574 }
1575
1402 break; 1576 break;
1403 } 1577 }
1404} 1578}
1405 1579
1406/* ------------------------------------------------------------------------- */ 1580/* ------------------------------------------------------------------------- */
1407/* 1581/*
1408 * Set the scrolling region 1582 * Set the scrolling region
1409 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1583 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1410 */ 1584 */
1411/* EXTPROTO */
1412void 1585void
1413rxvt_scr_scroll_region(pR_ int top, int bot) 1586rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1414{ 1587{
1415 MAX_IT(top, 0); 1588 max_it (top, 0);
1416 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1589 min_it (bot, nrow - 1);
1590
1417 if (top > bot) 1591 if (top > bot)
1418 return; 1592 return;
1593
1419 R->screen.tscroll = top; 1594 screen.tscroll = top;
1420 R->screen.bscroll = bot; 1595 screen.bscroll = bot;
1421 rxvt_scr_gotorc(aR_ 0, 0, 0); 1596 scr_gotorc (0, 0, 0);
1422} 1597}
1423 1598
1424/* ------------------------------------------------------------------------- */ 1599/* ------------------------------------------------------------------------- */
1425/* 1600/*
1426 * Make the cursor visible/invisible 1601 * Make the cursor visible/invisible
1427 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1602 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1428 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1603 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1429 */ 1604 */
1430/* EXTPROTO */
1431void 1605void
1432rxvt_scr_cursor_visible(pR_ int mode) 1606rxvt_term::scr_cursor_visible (int mode) NOTHROW
1433{ 1607{
1434 R->want_refresh = 1; 1608 want_refresh = 1;
1609
1435 if (mode) 1610 if (mode)
1436 R->screen.flags |= Screen_VisibleCursor; 1611 screen.flags |= Screen_VisibleCursor;
1437 else 1612 else
1438 R->screen.flags &= ~Screen_VisibleCursor; 1613 screen.flags &= ~Screen_VisibleCursor;
1439} 1614}
1440 1615
1441/* ------------------------------------------------------------------------- */ 1616/* ------------------------------------------------------------------------- */
1442/* 1617/*
1443 * Set/unset automatic wrapping 1618 * Set/unset automatic wrapping
1444 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1619 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1445 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1620 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1446 */ 1621 */
1447/* EXTPROTO */
1448void 1622void
1449rxvt_scr_autowrap(pR_ int mode) 1623rxvt_term::scr_autowrap (int mode) NOTHROW
1450{ 1624{
1451 if (mode) 1625 if (mode)
1452 R->screen.flags |= Screen_Autowrap; 1626 screen.flags |= Screen_Autowrap;
1453 else 1627 else
1454 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1628 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1455} 1629}
1456 1630
1457/* ------------------------------------------------------------------------- */ 1631/* ------------------------------------------------------------------------- */
1458/* 1632/*
1459 * Set/unset margin origin mode 1633 * Set/unset margin origin mode
… …
1462 * Relative mode: line numbers are relative to top margin of scrolling region 1636 * Relative mode: line numbers are relative to top margin of scrolling region
1463 * and the cursor cannot be moved outside. 1637 * and the cursor cannot be moved outside.
1464 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1638 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1465 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1639 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1466 */ 1640 */
1467/* EXTPROTO */
1468void 1641void
1469rxvt_scr_relative_origin(pR_ int mode) 1642rxvt_term::scr_relative_origin (int mode) NOTHROW
1470{ 1643{
1471 if (mode) 1644 if (mode)
1472 R->screen.flags |= Screen_Relative; 1645 screen.flags |= Screen_Relative;
1473 else 1646 else
1474 R->screen.flags &= ~Screen_Relative; 1647 screen.flags &= ~Screen_Relative;
1648
1475 rxvt_scr_gotorc(aR_ 0, 0, 0); 1649 scr_gotorc (0, 0, 0);
1476} 1650}
1477 1651
1478/* ------------------------------------------------------------------------- */ 1652/* ------------------------------------------------------------------------- */
1479/* 1653/*
1480 * Set insert/replace mode 1654 * Set insert/replace mode
1481 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1655 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1482 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1656 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1483 */ 1657 */
1484/* EXTPROTO */
1485void 1658void
1486rxvt_scr_insert_mode(pR_ int mode) 1659rxvt_term::scr_insert_mode (int mode) NOTHROW
1487{ 1660{
1488 if (mode) 1661 if (mode)
1489 R->screen.flags |= Screen_Insert; 1662 screen.flags |= Screen_Insert;
1490 else 1663 else
1491 R->screen.flags &= ~Screen_Insert; 1664 screen.flags &= ~Screen_Insert;
1492} 1665}
1493 1666
1494/* ------------------------------------------------------------------------- */ 1667/* ------------------------------------------------------------------------- */
1495/* 1668/*
1496 * Set/Unset tabs 1669 * Set/Unset tabs
1497 * XTERM_SEQ: Set tab at current column : ESC H 1670 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1671 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1672 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1673 */
1501/* EXTPROTO */
1502void 1674void
1503rxvt_scr_set_tab(pR_ int mode) 1675rxvt_term::scr_set_tab (int mode) NOTHROW
1504{ 1676{
1505 if (mode < 0) 1677 if (mode < 0)
1506 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1678 memset (tabs, 0, ncol);
1507 else if (R->screen.cur.col < R->TermWin.ncol) 1679 else if (screen.cur.col < ncol)
1508 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1680 tabs [screen.cur.col] = !!mode;
1509} 1681}
1510 1682
1511/* ------------------------------------------------------------------------- */ 1683/* ------------------------------------------------------------------------- */
1512/* 1684/*
1513 * Set reverse/normal video 1685 * Set reverse/normal video
1514 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1686 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1515 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1687 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1516 */ 1688 */
1517/* EXTPROTO */
1518void 1689void
1519rxvt_scr_rvideo_mode(pR_ int mode) 1690rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1520{ 1691{
1692 rvideo_mode = on;
1693
1694#ifndef NO_BELL
1695 on ^= rvideo_bell;
1696#endif
1697
1698 if (rvideo_state != on)
1699 {
1700 rvideo_state = on;
1701
1702 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1703#ifdef HAVE_BG_PIXMAP
1704 if (bg_pixmap == None)
1705#endif
1706 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1707
1521 XGCValues gcvalue; 1708 XGCValues gcvalue;
1522
1523 if (R->rvideo != mode) {
1524 R->rvideo = mode;
1525 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1526#if defined(XPM_BACKGROUND)
1527 if (R->bgPixmap.pixmap == None)
1528#endif
1529#if defined(TRANSPARENT)
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
1535 gcvalue.foreground = R->PixColors[Color_fg]; 1709 gcvalue.foreground = pix_colors[Color_fg];
1536 gcvalue.background = R->PixColors[Color_bg]; 1710 gcvalue.background = pix_colors[Color_bg];
1537 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1711 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1538 &gcvalue); 1712
1539 rxvt_scr_clear(aR); 1713 scr_clear ();
1540 rxvt_scr_touch(aR_ True); 1714 scr_touch (true);
1541 } 1715 }
1542} 1716}
1543 1717
1544/* ------------------------------------------------------------------------- */ 1718/* ------------------------------------------------------------------------- */
1545/* 1719/*
1546 * Report current cursor position 1720 * Report current cursor position
1547 * XTERM_SEQ: Report position: ESC [ 6 n 1721 * XTERM_SEQ: Report position: ESC [ 6 n
1548 */ 1722 */
1549/* EXTPROTO */
1550void 1723void
1551rxvt_scr_report_position(pR) 1724rxvt_term::scr_report_position () NOTHROW
1552{ 1725{
1553 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1726 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1554} 1727}
1555 1728
1556/* ------------------------------------------------------------------------- * 1729/* ------------------------------------------------------------------------- *
1557 * FONTS * 1730 * FONTS *
1558 * ------------------------------------------------------------------------- */ 1731 * ------------------------------------------------------------------------- */
1559 1732
1560/* 1733/*
1561 * Set font style 1734 * Set font style
1562 */ 1735 */
1563/* INTPROTO */
1564void 1736void
1565rxvt_set_font_style(pR) 1737rxvt_term::set_font_style () NOTHROW
1566{ 1738{
1739#if 0
1567 switch (R->charsets[R->screen.charset]) { 1740 switch (charsets [screen.charset])
1741 {
1568 case '0': /* DEC Special Character & Line Drawing Set */ 1742 case '0': /* DEC Special Character & Line Drawing Set */
1569 break; 1743 break;
1570 case 'A': /* United Kingdom (UK) */ 1744 case 'A': /* United Kingdom (UK) */
1571 break; 1745 break;
1572 case 'B': /* United States (USASCII) */ 1746 case 'B': /* United States (USASCII) */
1573 break; 1747 break;
1574 case '<': /* Multinational character set */ 1748 case '<': /* Multinational character set */
1575 break; 1749 break;
1576 case '5': /* Finnish character set */ 1750 case '5': /* Finnish character set */
1577 break; 1751 break;
1578 case 'C': /* Finnish character set */ 1752 case 'C': /* Finnish character set */
1579 break; 1753 break;
1580 case 'K': /* German character set */ 1754 case 'K': /* German character set */
1581 break; 1755 break;
1582 } 1756 }
1757#endif
1583} 1758}
1584 1759
1585/* ------------------------------------------------------------------------- */ 1760/* ------------------------------------------------------------------------- */
1586/* 1761/*
1587 * Choose a font 1762 * Choose a font
1588 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1763 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1589 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1764 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1590 * XTERM_SEQ: Invoke G2 character set: ESC N 1765 * XTERM_SEQ: Invoke G2 character set: ESC N
1591 * XTERM_SEQ: Invoke G3 character set: ESC O 1766 * XTERM_SEQ: Invoke G3 character set: ESC O
1592 */ 1767 */
1593/* EXTPROTO */
1594void 1768void
1595rxvt_scr_charset_choose(pR_ int set) 1769rxvt_term::scr_charset_choose (int set) NOTHROW
1596{ 1770{
1597 R->screen.charset = set; 1771 screen.charset = set;
1598 rxvt_set_font_style(aR); 1772 set_font_style ();
1599} 1773}
1600 1774
1601/* ------------------------------------------------------------------------- */ 1775/* ------------------------------------------------------------------------- */
1602/* 1776/*
1603 * Set a font 1777 * Set a font
… …
1605 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1779 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1606 * XTERM_SEQ: Set G2 character set: ESC * <C> 1780 * XTERM_SEQ: Set G2 character set: ESC * <C>
1607 * XTERM_SEQ: Set G3 character set: ESC + <C> 1781 * XTERM_SEQ: Set G3 character set: ESC + <C>
1608 * See set_font_style for possible values for <C> 1782 * See set_font_style for possible values for <C>
1609 */ 1783 */
1610/* EXTPROTO */
1611void 1784void
1612rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1785rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1613{ 1786{
1614 R->charsets[set] = (unsigned char)ch; 1787 charsets[set] = (unsigned char)ch;
1615 rxvt_set_font_style(aR); 1788 set_font_style ();
1616} 1789}
1617 1790
1618
1619/* ------------------------------------------------------------------------- *
1620 * GRAPHICS COLOURS *
1621 * ------------------------------------------------------------------------- */
1622
1623#ifdef RXVT_GRAPHICS
1624/* EXTPROTO */
1625int
1626rxvt_scr_get_fgcolor(pR)
1627{
1628 return GET_FGCOLOR(R->rstyle);
1629}
1630
1631/* ------------------------------------------------------------------------- */
1632/* EXTPROTO */
1633int
1634rxvt_scr_get_bgcolor(pR)
1635{
1636 return GET_BGCOLOR(R->rstyle);
1637}
1638#endif
1639 1791
1640/* ------------------------------------------------------------------------- * 1792/* ------------------------------------------------------------------------- *
1641 * MAJOR SCREEN MANIPULATION * 1793 * MAJOR SCREEN MANIPULATION *
1642 * ------------------------------------------------------------------------- */ 1794 * ------------------------------------------------------------------------- */
1643 1795
1644/* 1796/*
1797 * refresh matching text.
1798 */
1799bool
1800rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1801{
1802 bool found = false;
1803
1804 for (int i = 0; i < nrow; i++)
1805 {
1806 rend_t *drp = drawn_buf[i].r;
1807
1808 for (int col = 0; col < ncol; col++, drp++)
1809 if ((*drp & mask) == value)
1810 {
1811 found = true;
1812 *drp = ~value;
1813 }
1814 }
1815
1816 return found;
1817}
1818
1819/*
1645 * Refresh an area 1820 * Refresh an area
1646 */ 1821 */
1647enum { 1822enum {
1648 PART_BEG = 0, 1823 PART_BEG = 0,
1649 PART_END, 1824 PART_END,
1650 RC_COUNT 1825 RC_COUNT
1651}; 1826};
1652 1827
1653/* EXTPROTO */
1654void 1828void
1655rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1829rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1656{ 1830{
1657 int i; 1831 int i;
1658 row_col_t rc[RC_COUNT]; 1832 row_col_t rc[RC_COUNT];
1659 1833
1660 if (R->drawn_text == NULL) /* sanity check */ 1834 if (!drawn_buf) /* sanity check */
1661 return; 1835 return;
1662 1836
1663#ifdef DEBUG_STRICT 1837#ifndef NO_SLOW_LINK_SUPPORT
1664 x = max(x, (int)R->TermWin.int_bwidth); 1838 if (refresh_type == FAST_REFRESH && !display->is_local)
1665 x = min(x, (int)R->TermWin.width); 1839 {
1666 y = max(y, (int)R->TermWin.int_bwidth); 1840 y = 0;
1667 y = min(y, (int)R->TermWin.height); 1841 eheight = height;
1842 }
1668#endif 1843#endif
1669 1844
1670/* round down */ 1845 /* round down */
1671 rc[PART_BEG].col = Pixel2Col(x); 1846 rc[PART_BEG].col = Pixel2Col (x);
1672 rc[PART_BEG].row = Pixel2Row(y); 1847 rc[PART_BEG].row = Pixel2Row (y);
1673/* round up */ 1848 /* round up */
1674 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1849 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1675 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1850 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1676 1851
1677/* sanity checks */ 1852 /* sanity checks */
1678 for (i = PART_BEG; i < RC_COUNT; i++) { 1853 for (i = PART_BEG; i < RC_COUNT; i++)
1679 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1680 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1681 } 1854 {
1855 min_it (rc[i].col, ncol - 1);
1856 min_it (rc[i].row, nrow - 1);
1857 }
1682 1858
1683 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1684
1685 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1859 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1686 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1860 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1687 (rc[PART_END].col - rc[PART_BEG].col + 1));
1688 1861
1862 num_scr_allow = 0;
1863
1689 if (refresh) 1864 if (refresh)
1690 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1865 scr_refresh ();
1691} 1866}
1692 1867
1693/* ------------------------------------------------------------------------- */ 1868/* ------------------------------------------------------------------------- */
1694/* 1869/*
1695 * Refresh the entire screen 1870 * Refresh the entire screen
1696 */ 1871 */
1697/* EXTPROTO */
1698void 1872void
1699rxvt_scr_touch(pR_ Bool refresh) 1873rxvt_term::scr_touch (bool refresh) NOTHROW
1700{ 1874{
1701 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1875 scr_expose (0, 0, width, height, refresh);
1702} 1876}
1703 1877
1704/* ------------------------------------------------------------------------- */ 1878/* ------------------------------------------------------------------------- */
1705/* 1879/*
1706 * Move the display so that the line represented by scrollbar value Y is at 1880 * Move the display so that the line represented by scrollbar value Y is at
1707 * the top of the screen 1881 * the top of the screen
1708 */ 1882 */
1709/* EXTPROTO */ 1883void
1710int
1711rxvt_scr_move_to(pR_ int y, int len) 1884rxvt_term::scr_move_to (int y, int len) NOTHROW
1712{ 1885{
1713 long p = 0; 1886 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1714 uint16_t oldviewstart;
1715
1716 oldviewstart = R->TermWin.view_start;
1717 if (y < len) {
1718 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1719 p -= (long)(R->TermWin.nrow - 1);
1720 p = max(p, 0);
1721 }
1722 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1723 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1724
1725 return rxvt_scr_changeview(aR_ oldviewstart);
1726} 1887}
1727 1888
1728/* ------------------------------------------------------------------------- */ 1889/* ------------------------------------------------------------------------- */
1729/* 1890/*
1730 * Page the screen up/down nlines 1891 * Page the screen up/down nlines
1731 * direction should be UP or DN 1892 * direction should be UP or DN
1732 */ 1893 */
1733/* EXTPROTO */ 1894bool
1734int
1735rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1895rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1736{ 1896{
1737 int n; 1897 int new_view_start =
1738 uint16_t oldviewstart; 1898 direction == UP ? view_start - nlines
1899 : view_start + nlines;
1739 1900
1740 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1741#ifdef DEBUG_STRICT
1742 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1743#endif
1744 oldviewstart = R->TermWin.view_start;
1745 if (direction == UP) {
1746 n = R->TermWin.view_start + nlines;
1747 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1748 } else {
1749 n = R->TermWin.view_start - nlines;
1750 R->TermWin.view_start = max(n, 0);
1751 }
1752 return rxvt_scr_changeview(aR_ oldviewstart); 1901 return scr_changeview (new_view_start);
1753} 1902}
1754 1903
1755/* INTPROTO */ 1904bool
1756int 1905rxvt_term::scr_changeview (int new_view_start) NOTHROW
1757rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1758{ 1906{
1759 if (R->TermWin.view_start != oldviewstart) { 1907 clamp_it (new_view_start, top_row, 0);
1908
1909 if (new_view_start == view_start)
1910 return false;
1911
1912 num_scr += new_view_start - view_start;
1913 view_start = new_view_start;
1760 R->want_refresh = 1; 1914 want_refresh = 1;
1761#ifdef RXVT_GRAPHICS
1762 if (rxvt_Gr_Displayed(aR))
1763 rxvt_Gr_scroll(aR_ 0);
1764#endif
1765 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1766 }
1767 return (int)(R->TermWin.view_start - oldviewstart);
1768}
1769 1915
1770/* ------------------------------------------------------------------------- */ 1916 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1771/* EXTPROTO */ 1917
1772void 1918 return true;
1773rxvt_scr_bell(pR) 1919}
1774{ 1920
1775#ifndef NO_BELL 1921#ifndef NO_BELL
1922void
1923rxvt_term::bell_cb (ev::timer &w, int revents)
1924{
1925 rvideo_bell = false;
1926 scr_rvideo_mode (rvideo_mode);
1927 refresh_check ();
1928}
1929#endif
1930
1931/* ------------------------------------------------------------------------- */
1932void
1933rxvt_term::scr_bell () NOTHROW
1934{
1935#ifndef NO_BELL
1936
1776# ifndef NO_MAPALERT 1937# ifndef NO_MAPALERT
1777# ifdef MAPALERT_OPTION 1938# ifdef MAPALERT_OPTION
1778 if (R->Options & Opt_mapAlert) 1939 if (option (Opt_mapAlert))
1779# endif 1940# endif
1780 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1941 XMapWindow (dpy, parent);
1781# endif 1942# endif
1782 if (R->Options & Opt_visualBell) { 1943
1783 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1944# if ENABLE_FRILLS
1784 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1945 if (option (Opt_urgentOnBell))
1785 } else 1946 set_urgency (1);
1786 XBell(R->Xdisplay, 0);
1787#endif 1947# endif
1788}
1789 1948
1949 if (option (Opt_visualBell))
1950 {
1951 rvideo_bell = true;
1952 scr_rvideo_mode (rvideo_mode);
1953 flush ();
1954
1955 bell_ev.start (VISUAL_BELL_DURATION);
1956 }
1957 else
1958 XBell (dpy, 0);
1959 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1960#endif
1961}
1962
1790/* ------------------------------------------------------------------------- */ 1963/* ------------------------------------------------------------------------- */
1791/* ARGSUSED */
1792/* EXTPROTO */
1793void 1964void
1794rxvt_scr_printscreen(pR_ int fullhist) 1965rxvt_term::scr_printscreen (int fullhist) NOTHROW
1795{ 1966{
1796#ifdef PRINTPIPE 1967#ifdef PRINTPIPE
1797 int i, r1, nrows, row_offset; 1968 int nrows, row_start;
1798 text_t *t; 1969 FILE *fd = popen_printer ();
1799 FILE *fd;
1800 1970
1801 if ((fd = rxvt_popen_printer(aR)) == NULL) 1971 if (!fd)
1802 return; 1972 return;
1803 nrows = R->TermWin.nrow; 1973
1804 row_offset = R->TermWin.saveLines;
1805 if (!fullhist) 1974 if (fullhist)
1806 row_offset -= R->TermWin.view_start;
1807 else {
1808 nrows += R->TermWin.nscrolled;
1809 row_offset -= R->TermWin.nscrolled;
1810 } 1975 {
1811 1976 nrows = nrow - top_row;
1812 for (r1 = 0; r1 < nrows; r1++) { 1977 row_start = top_row;
1813 t = R->screen.text[r1 + row_offset]; 1978 }
1814 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1979 else
1815 if (!isspace(t[i]))
1816 break;
1817 fprintf(fd, "%.*s\n", (i + 1), t);
1818 } 1980 {
1981 nrows = nrow;
1982 row_start = view_start;
1983 }
1984
1985 wctomb (0, 0);
1986
1987 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1988 {
1989 text_t *tp = ROW(r1).t;
1990 int len = ROW(r1).l;
1991
1992 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1993 {
1994 char mb[MB_LEN_MAX];
1995 text_t t = *tp++;
1996 if (t == NOCHAR)
1997 continue;
1998
1999 len = wctomb (mb, t);
2000
2001 if (len <= 0)
2002 {
2003 mb[0] = ' ';
2004 len = 1;
2005 }
2006
2007 fwrite (mb, 1, len, fd);
2008 }
2009
2010 fputc ('\n', fd);
2011 }
2012
1819 rxvt_pclose_printer(fd); 2013 pclose_printer (fd);
1820#endif 2014#endif
1821} 2015}
1822 2016
1823/* ------------------------------------------------------------------------- */ 2017/* ------------------------------------------------------------------------- */
1824/* 2018/*
1825 * Refresh the screen 2019 * Refresh the screen
1826 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2020 * drawn_text/drawn_rend contain the screen information before the update.
1827 * R->screen.text/R->screen.rend contain what the screen will change to. 2021 * screen.text/screen.rend contain what the screen will change to.
2022 */
2023void
2024rxvt_term::scr_refresh () NOTHROW
2025{
2026 int16_t col, row, /* column/row we're processing */
2027 ocrow; /* old cursor row */
2028 int i; /* tmp */
2029#ifndef NO_CURSORCOLOR
2030 rend_t cc1; /* store colours at cursor position (s) */
2031#endif
2032 rend_t *crp; // cursor rendition pointer
2033 rend_t ccol1, /* Cursor colour */
2034 ccol2; /* Cursor colour2 */
2035
2036 want_refresh = 0; /* screen is current */
2037
2038 if (refresh_type == NO_REFRESH || !mapped)
2039 return;
2040
2041 /*
2042 * A: set up vars
1828 */ 2043 */
2044 refresh_count = 0;
1829 2045
1830#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2046 unsigned int old_screen_flags = screen.flags;
1831# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2047 bool have_bg = 0;
1832# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2048#ifdef HAVE_BG_PIXMAP
2049 have_bg = bg_pixmap != None;
2050#endif
2051 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2052
2053 /*
2054 * B: reverse any characters which are selected
2055 */
2056 scr_reverse_selection ();
2057
2058 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2059#if ENABLE_OVERLAY
2060 scr_swap_overlay ();
2061#endif
2062
2063 bool showcursor = screen.flags & Screen_VisibleCursor;
2064
2065 /*
2066 * C: set the cursor character (s)
2067 */
2068 {
2069 bool setoldcursor;
2070
2071#ifdef CURSOR_BLINK
2072 if (hidden_cursor)
2073 showcursor = 0;
2074#endif
2075
2076 if (showcursor)
2077 {
2078 int col = screen.cur.col;
2079
2080 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2081 col--;
2082
2083 crp = &ROW(screen.cur.row).r[col];
2084
2085#ifndef NO_CURSORCOLOR
2086 cc1 = *crp & (RS_fgMask | RS_bgMask);
2087 if (ISSET_PIXCOLOR (Color_cursor))
2088 ccol1 = Color_cursor;
2089 else
2090#endif
2091#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2092 ccol1 = fgcolor_of (rstyle);
1833#else 2093#else
1834# define MONO_BOLD(x) \ 2094 ccol1 = Color_fg;
1835 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1836# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1837#endif 2095#endif
1838 2096
1839#define FONT_WIDTH(X, Y) \
1840 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1841#define FONT_RBEAR(X, Y) \
1842 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1843#define FONT_LBEAR(X, Y) \
1844 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1845#define IS_FONT_CHAR(X, Y) \
1846 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1847
1848/* EXTPROTO */
1849void
1850rxvt_scr_refresh(pR_ unsigned char refresh_type)
1851{
1852 unsigned char clearfirst, /* first character writes before cell */
1853 clearlast, /* last character writes beyond cell */
1854 must_clear, /* use draw_string not draw_image_string */
1855#ifndef NO_BOLDFONT
1856 bfont, /* we've changed font to bold font */
1857#endif
1858 rvid, /* reverse video this position */
1859 wbyte, /* we're in multibyte */
1860 showcursor; /* show the cursor */
1861 int fore, back; /* desired foreground/background */
1862 int16_t col, row, /* column/row we're processing */
1863 ocrow; /* old cursor row */
1864 int cursorwidth;
1865 int i, /* tmp */
1866 row_offset; /* basic offset in screen structure */
1867#ifndef NO_CURSORCOLOR 2097#ifndef NO_CURSORCOLOR
1868 rend_t cc1; /* store colours at cursor position(s) */
1869 rend_t cc2; /* store colours at cursor position(s) */
1870#endif
1871 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1872 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1873 char *buffer; /* local copy of R->buffer */
1874
1875 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1876 return;
1877
1878 /*
1879 * A: set up vars
1880 */
1881 clearfirst = clearlast = must_clear = wbyte = 0;
1882#ifndef NO_BOLDFONT
1883 bfont = 0;
1884#endif
1885
1886 if (R->currmaxcol < R->TermWin.ncol)
1887 {
1888 R->currmaxcol = R->TermWin.ncol;
1889 R->buffer = (char *)rxvt_realloc (R->buffer,
1890 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1891 }
1892
1893 buffer = R->buffer;
1894 R->refresh_count = 0;
1895
1896 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1897
1898 if ((refresh_type & REFRESH_BOUNDS))
1899 {
1900 clearfirst = clearlast = 1;
1901 R->refresh_type &= ~REFRESH_BOUNDS;
1902 }
1903
1904#if defined(XPM_BACKGROUND)
1905 must_clear |= (R->bgPixmap.pixmap != None);
1906#endif
1907#if defined(TRANSPARENT)
1908 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1909#endif
1910 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1911
1912/*
1913 * B: reverse any characters which are selected
1914 */
1915 rxvt_scr_reverse_selection(aR);
1916
1917/*
1918 * C: set the cursor character(s)
1919 */
1920 {
1921 unsigned char setoldcursor;
1922 rend_t ccol1, /* Cursor colour */
1923 ccol2; /* Cursor colour2 */
1924
1925 showcursor = (R->screen.flags & Screen_VisibleCursor);
1926 cursorwidth = 0;
1927#ifdef CURSOR_BLINK
1928 if (R->hidden_cursor)
1929 showcursor = 0;
1930#endif
1931
1932 cursorwidth = 0;
1933
1934 if (showcursor)
1935 {
1936 cursorwidth++;
1937
1938 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1939 [R->screen.cur.col]);
1940
1941 if (showcursor && R->TermWin.focus)
1942 {
1943 *srp ^= RS_RVid;
1944#ifndef NO_CURSORCOLOR
1945 cc1 = *srp & (RS_fgMask | RS_bgMask);
1946 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2098 if (ISSET_PIXCOLOR (Color_cursor2))
1947 ccol1 = Color_cursor; 2099 ccol2 = Color_cursor2;
1948 else 2100 else
2101#endif
1949#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2102#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1950 ccol1 = GET_FGCOLOR(R->rstyle); 2103 ccol2 = bgcolor_of (rstyle);
1951#else 2104#else
1952 ccol1 = Color_fg; 2105 ccol2 = Color_bg;
1953#endif 2106#endif
1954 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2107
1955 ccol2 = Color_cursor2; 2108 if (focus)
2109 {
2110 if (option (Opt_cursorUnderline))
2111 *crp ^= RS_Uline;
1956 else 2112 else
1957#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2113 {
1958 ccol2 = GET_BGCOLOR(R->rstyle); 2114 *crp ^= RS_RVid;
1959#else
1960 ccol2 = Color_bg;
1961#endif
1962 *srp = SET_FGCOLOR(*srp, ccol1); 2115 *crp = SET_FGCOLOR (*crp, ccol1);
1963 *srp = SET_BGCOLOR(*srp, ccol2); 2116 *crp = SET_BGCOLOR (*crp, ccol2);
1964#endif
1965 }
1966
1967 while (IS_WIDE (*srp))
1968 cursorwidth++, srp++;
1969 }
1970
1971 /* make sure no outline cursor is left around */
1972 setoldcursor = 0;
1973 if (ocrow != -1) {
1974 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1975 || R->screen.cur.col != R->oldcursor.col) {
1976 if (ocrow < R->TermWin.nrow
1977 && R->oldcursor.col < R->TermWin.ncol) {
1978 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1979 } 2117 }
1980 if (R->TermWin.focus || !showcursor)
1981 R->oldcursor.row = -1;
1982 else
1983 setoldcursor = 1;
1984 }
1985 } else if (!R->TermWin.focus)
1986 setoldcursor = 1;
1987 if (setoldcursor) {
1988 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1989 R->oldcursor.row = -1;
1990 else {
1991 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1992 R->oldcursor.col = R->screen.cur.col;
1993 } 2118 }
1994 } 2119 }
2120
2121 /* make sure no outline cursor is left around */
2122 setoldcursor = 0;
2123 if (ocrow != -1)
2124 {
2125 if (screen.cur.row - view_start != ocrow
2126 || screen.cur.col != oldcursor.col)
2127 {
2128 if (ocrow < nrow
2129 && oldcursor.col < ncol)
2130 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2131
2132 if (focus || !showcursor)
2133 oldcursor.row = -1;
2134 else
2135 setoldcursor = 1;
2136 }
1995 } 2137 }
2138 else if (!focus)
2139 setoldcursor = 1;
2140
2141 if (setoldcursor)
2142 {
2143 if (screen.cur.row - view_start >= nrow)
2144 oldcursor.row = -1;
2145 else
2146 {
2147 oldcursor.row = screen.cur.row - view_start;
2148 oldcursor.col = screen.cur.col;
2149 }
2150 }
2151 }
1996 2152
1997#ifndef NO_SLOW_LINK_SUPPORT 2153#ifndef NO_SLOW_LINK_SUPPORT
1998/* 2154 /*
1999 * D: CopyArea pass - very useful for slower links 2155 * D: CopyArea pass - very useful for slower links
2000 * This has been deliberately kept simple. 2156 * This has been deliberately kept simple.
2001 */ 2157 */
2002 i = R->num_scr; 2158 if (!display->is_local
2003 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2159 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2004 && abs(i) < R->TermWin.nrow && !must_clear) 2160 && abs (num_scr) < nrow && !have_bg)
2005 { 2161 {
2006 int16_t nits; 2162 int16_t nits;
2007 int j; 2163 int i = num_scr;
2008 rend_t *drp2; 2164 int j;
2009 text_t *dtp2; 2165 int len, wlen;
2010 int len, wlen; 2166 dLocal (int, num_scr);
2011 2167
2012 j = R->TermWin.nrow; 2168 j = nrow;
2013 wlen = len = -1; 2169 wlen = len = -1;
2014 row = i > 0 ? 0 : j - 1; 2170 row = i > 0 ? 0 : j - 1;
2171
2015 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2172 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2016 { 2173 {
2017 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2174 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2018 { 2175 {
2019 stp = R->screen.text[row + row_offset]; 2176 line_t s = ROW(view_start + row);
2020 srp = R->screen.rend[row + row_offset];
2021 dtp = R->drawn_text[row]; 2177 line_t d = drawn_buf[row];
2022 dtp2 = R->drawn_text[row + i]; 2178 line_t d2 = drawn_buf[row + i];
2023 drp = R->drawn_rend[row];
2024 drp2 = R->drawn_rend[row + i];
2025 2179
2026 for (nits = 0, col = R->TermWin.ncol; col--; ) 2180 for (nits = 0, col = ncol; col--; )
2027 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2181 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2028 nits--; 2182 nits--;
2029 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2183 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2030 nits++; 2184 nits++;
2031 2185
2032 if (nits > 8) /* XXX: arbitrary choice */ 2186 if (nits > 8) /* XXX: arbitrary choice */
2187 {
2188 for (col = ncol; col--; )
2189 {
2190 *d.t++ = *d2.t++;
2191 *d.r++ = *d2.r++;
2192 }
2193
2194 if (len == -1)
2195 len = row;
2196
2197 wlen = row;
2198 continue;
2199 }
2200 }
2201
2202 if (len >= 0)
2203 {
2204 /* also comes here at end if needed because of >= above */
2205 if (wlen < len)
2206 ::swap (wlen, len);
2207
2208 XGCValues gcv;
2209
2210 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2211 XCopyArea (dpy, vt, vt,
2212 gc, 0, Row2Pixel (len + i),
2213 (unsigned int)this->width,
2214 (unsigned int)Height2Pixel (wlen - len + 1),
2215 0, Row2Pixel (len));
2216 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2217
2218 len = -1;
2219 }
2220 }
2221 }
2222#endif
2223
2224 /*
2225 * E: main pass across every character
2226 */
2227 for (row = 0; row < nrow; row++)
2228 {
2229 text_t *stp = ROW(view_start + row).t;
2230 rend_t *srp = ROW(view_start + row).r;
2231 text_t *dtp = drawn_buf[row].t;
2232 rend_t *drp = drawn_buf[row].r;
2233
2234 /*
2235 * E2: OK, now the real pass
2236 */
2237 int ypixel = (int)Row2Pixel (row);
2238
2239 for (col = 0; col < ncol; col++)
2240 {
2241 /* compare new text with old - if exactly the same then continue */
2242 if (stp[col] == dtp[col] /* Must match characters to skip. */
2243 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2244 || (stp[col] == ' ' /* space w/ no background change */
2245 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2246 continue;
2247
2248 // redraw one or more characters
2249
2250 // seek to the beginning of wide characters
2251 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2252 --col;
2253
2254 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2255 text_t *text = stp + col;
2256 int count = 1;
2257
2258 dtp[col] = stp[col];
2259 drp[col] = rend;
2260
2261 int xpixel = Col2Pixel (col);
2262
2263 for (i = 0; ++col < ncol; )
2264 {
2265 if (stp[col] == NOCHAR)
2266 {
2267 dtp[col] = stp[col];
2268 drp[col] = srp[col];
2269
2270 count++;
2271 i++;
2272
2273 continue;
2274 }
2275
2276 if (!RS_SAME (rend, srp[col]))
2277 break;
2278
2279 count++;
2280
2281 if (stp[col] != dtp[col]
2282 || !RS_SAME (srp[col], drp[col]))
2283 {
2284 if (have_bg && (i++ > count / 2))
2285 break;
2286
2287 dtp[col] = stp[col];
2288 drp[col] = rend;
2289 i = 0;
2290 }
2291 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2292 break;
2293 }
2294
2295 col--; /* went one too far. move back */
2296 count -= i; /* dump any matching trailing chars */
2297
2298 // sometimes we optimize away the trailing NOCHAR's, add them back
2299 while (ecb_unlikely (i && text[count] == NOCHAR))
2300 count++, i--;
2301
2302 /*
2303 * Determine the attributes for the string
2304 */
2305 int fore = fgcolor_of (rend); // desired foreground
2306 int back = bgcolor_of (rend); // desired background
2307
2308 // only do special processing if any attributes are set, which is unlikely
2309 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2310 {
2311 bool invert = rend & RS_RVid;
2312
2313#ifndef NO_BOLD_UNDERLINE_REVERSE
2314 if (rend & RS_Bold && fore == Color_fg)
2315 {
2316 if (ISSET_PIXCOLOR (Color_BD))
2317 fore = Color_BD;
2318# if !ENABLE_STYLES
2319 else
2320 invert = !invert;
2321# endif
2322 }
2323
2324 if (rend & RS_Italic && fore == Color_fg)
2325 {
2326 if (ISSET_PIXCOLOR (Color_IT))
2327 fore = Color_IT;
2328# if !ENABLE_STYLES
2329 else
2330 invert = !invert;
2331# endif
2332 }
2333
2334 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2335 fore = Color_UL;
2336#endif
2337
2338#ifdef OPTION_HC
2339 if (rend & RS_Sel)
2340 {
2341 /* invert the column if no highlightColor is set or it is the
2342 * current cursor column */
2343 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2344 && ISSET_PIXCOLOR (Color_HC))
2345 {
2346 if (ISSET_PIXCOLOR (Color_HTC))
2347 fore = Color_HTC;
2348 // if invert is 0 reverse video is set so we use bg color as fg color
2349 else if (!invert)
2350 fore = back;
2351
2352 back = Color_HC;
2353 invert = 0;
2354 }
2355 }
2356#endif
2357
2358 if (invert)
2359 {
2360 ::swap (fore, back);
2361
2362#ifndef NO_BOLD_UNDERLINE_REVERSE
2363 if (fore == back)
2364 {
2365 fore = Color_bg;
2366 back = Color_fg;
2367 }
2368#endif
2369 }
2370
2371#ifdef TEXT_BLINK
2372 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2373 {
2374 if (!text_blink_ev.is_active ())
2375 {
2376 text_blink_ev.again ();
2377 hidden_text = 0;
2378 }
2379 else if (hidden_text)
2380 fore = back;
2381 }
2382#endif
2383
2384#if ENABLE_STYLES
2385 // "careful" (too wide) character handling
2386
2387 // include previous careful character(s) if possible, looks nicer (best effort...)
2388 while (text > stp
2389 && srp[text - stp - 1] & RS_Careful
2390 && RS_SAME (rend, srp[text - stp - 1]))
2391 text--, count++, xpixel -= fwidth;
2392
2393 // force redraw after "careful" characters to avoid pixel droppings
2394 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2395 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2396
2397 // force redraw before "careful" characters to avoid pixel droppings
2398 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2399 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2400#endif
2401 }
2402
2403 /*
2404 * Actually do the drawing of the string here
2405 */
2406 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2407
2408 if (ecb_likely (have_bg && back == Color_bg))
2409 {
2410 // this is very ugly, maybe push it into ->draw?
2411
2412 for (i = 0; i < count; i++) /* don't draw empty strings */
2413 if (text[i] != ' ')
2033 { 2414 {
2034 for (col = R->TermWin.ncol; col--; ) 2415 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2035 { 2416 goto did_clear;
2036 *dtp++ = *dtp2++;
2037 *drp++ = *drp2++;
2038 }
2039
2040 if (len == -1)
2041 len = row;
2042
2043 wlen = row;
2044 continue;
2045 } 2417 }
2418
2419 CLEAR_CHARS (xpixel, ypixel, count);
2420 did_clear: ;
2046 } 2421 }
2422 else
2423 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2047 2424
2048 if (len != -1) 2425 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2049 { 2426 {
2050 /* also comes here at end if needed because of >= above */ 2427#if ENABLE_FRILLS
2051 if (wlen < len) 2428 if (ISSET_PIXCOLOR (Color_underline))
2052 SWAP_IT(wlen, len, int); 2429 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2053 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2054 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2055 R->TermWin.gc, 0, Row2Pixel(len + i),
2056 (unsigned int)TermWin_TotalWidth(),
2057 (unsigned int)Height2Pixel(wlen - len + 1),
2058 0, Row2Pixel(len));
2059 len = -1;
2060 }
2061 }
2062 }
2063#endif
2064
2065/*
2066 * E: main pass across every character
2067 */
2068 for (row = 0; row < R->TermWin.nrow; row++)
2069 {
2070 stp = R->screen.text[row + row_offset];
2071 srp = R->screen.rend[row + row_offset];
2072 dtp = R->drawn_text[row];
2073 drp = R->drawn_rend[row];
2074
2075/*
2076 * E2: OK, now the real pass
2077 */
2078 int ypixel = (int)Row2Pixel(row);
2079
2080 for (col = 0; col < R->TermWin.ncol; col++)
2081 {
2082 /* compare new text with old - if exactly the same then continue */
2083 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2084
2085 if (stp[col] == dtp[col] /* Must match characters to skip. */
2086 && (rend == drp[col] /* Either rendition the same or */
2087 || (stp[col] == ' ' /* space w/ no background change */
2088 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2089 continue;
2090
2091 text_t *text = stp + col;
2092 int count = 1;
2093
2094 /* redraw one or more characters */
2095
2096 dtp[col] = stp[col];
2097 drp[col] = rend;
2098
2099 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2100 continue;
2101
2102 int xpixel = Col2Pixel(col);
2103
2104 // this loop looks very messy, it can probably be optimized
2105 // and cleaned a bit by you?
2106 for (i = 0; ++col < R->TermWin.ncol; )
2107 {
2108 if (stp[col] == NOCHAR)
2109 {
2110 dtp[col] = stp[col];
2111 drp[col] = rend;
2112 count++;
2113
2114 if (i) // only possible skip if char unchanged
2115 i++;
2116
2117 continue;
2118 }
2119
2120 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2121 break;
2122
2123 count++;
2124
2125 if (stp[col] != dtp[col]
2126 || srp[col] != drp[col])
2127 {
2128 if (must_clear && (i++ > (count / 2)))
2129 break;
2130
2131 dtp[col] = stp[col];
2132 drp[col] = rend;
2133 i = 0;
2134 }
2135 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2136 break;
2137 }
2138
2139 col--; /* went one too far. move back */
2140 count -= i; /* dump any matching trailing chars */
2141
2142/*
2143 * Determine the attributes for the string
2144 */
2145 int fid = GET_FONT(rend);
2146 fore = GET_FGCOLOR(rend);
2147 back = GET_BGCOLOR(rend);
2148 rend = GET_ATTR(rend);
2149
2150 rvid = (rend & RS_RVid) ? 1 : 0;
2151#ifdef OPTION_HC
2152 if (!rvid && (rend & RS_Blink))
2153 {
2154 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2155 back = Color_HC;
2156 else 2430 else
2157 rvid = !rvid; /* fall back */ 2431#endif
2432 XSetForeground (dpy, gc, pix_colors[fore]);
2433
2434 XDrawLine (dpy, vt, gc,
2435 xpixel, ypixel + font->ascent + 1,
2436 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2158 } 2437 }
2159#endif 2438 } /* for (col....) */
2160 if (rvid) 2439 } /* for (row....) */
2440
2441 /*
2442 * G: cleanup cursor and display outline cursor if necessary
2443 */
2444 if (showcursor)
2445 {
2446 if (focus)
2447 {
2448 if (option (Opt_cursorUnderline))
2449 *crp ^= RS_Uline;
2450 else
2161 { 2451 {
2162 SWAP_IT(fore, back, int); 2452 *crp ^= RS_RVid;
2163
2164#ifndef NO_BOLD_UNDERLINE_REVERSE
2165 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2166# ifndef NO_CURSORCOLOR 2453#ifndef NO_CURSORCOLOR
2454 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2455#endif
2456 }
2457 }
2458 else if (oldcursor.row >= 0)
2459 {
2460 int cursorwidth = 1;
2461 int col = oldcursor.col;
2462
2463 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2464 col--;
2465
2466 while (col + cursorwidth < ncol
2467 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2468 cursorwidth++;
2469
2470#ifndef NO_CURSORCOLOR
2167 && !ISSET_PIXCOLOR(R, Color_cursor) 2471 if (ISSET_PIXCOLOR (Color_cursor))
2472 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2473 else
2474#endif
2475 XSetForeground (dpy, gc, pix_colors[ccol1]);
2476
2477 XDrawRectangle (dpy, vt, gc,
2478 Col2Pixel (col),
2479 Row2Pixel (oldcursor.row),
2480 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2481 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2482 }
2483 }
2484
2485 /*
2486 * H: cleanup selection
2487 */
2488#if ENABLE_OVERLAY
2489 scr_swap_overlay ();
2490#endif
2491 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2492
2493 scr_reverse_selection ();
2494
2495 screen.flags = old_screen_flags;
2496 num_scr = 0;
2497 num_scr_allow = 1;
2498}
2499
2500void
2501rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2502{
2503 if (!l.t)
2504 return;
2505
2506 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2507
2508 for (int i = ncol; i--; )
2509 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2510}
2511
2512void
2513rxvt_term::scr_remap_chars () NOTHROW
2514{
2515 for (int i = total_rows; i--; )
2516 scr_remap_chars (row_buf [i]);
2517
2518 for (int i = nrow; i--; )
2519 {
2520 scr_remap_chars (drawn_buf [i]);
2521 scr_remap_chars (swap_buf [i]);
2522 }
2523}
2524
2525void
2526rxvt_term::scr_recolour (bool refresh) NOTHROW
2527{
2528 bool transparent = false;
2529
2530#ifdef HAVE_BG_PIXMAP
2531 if (bg_pixmap != None)
2532 {
2533# ifdef ENABLE_TRANSPARENCY
2534 if (bg_flags & BG_IS_TRANSPARENT)
2535 {
2536 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2537 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2538
2539 transparent = true;
2540 }
2541 else
2168# endif 2542# endif
2169 )
2170 back = Color_RV;
2171#endif
2172 }
2173#ifndef NO_BOLD_UNDERLINE_REVERSE
2174 else if (rend & RS_Bold)
2175 { 2543 {
2176 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD)) 2544 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2177 { 2545 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2178 fore = Color_BD; 2546 }
2179# ifndef VERYBOLD 2547 }
2180 rend &= ~RS_Bold; /* we've taken care of it */ 2548 else
2181# endif 2549#endif
2182 }
2183 }
2184 else if (rend & RS_Uline)
2185 {
2186 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2187 {
2188 fore = Color_UL;
2189 rend &= ~RS_Uline; /* we've taken care of it */
2190 }
2191 }
2192#endif
2193
2194/*
2195 * Actually do the drawing of the string here
2196 */
2197 rxvt_font *font = (*R->TermWin.fontset)[fid];
2198
2199 if (back == Color_bg)
2200 {
2201 if (must_clear)
2202 {
2203 for (i = 0; i < count; i++) /* don't draw empty strings */
2204 if (text[i] != ' ')
2205 {
2206 font->draw (xpixel, ypixel, text, count, fore, -1);
2207 goto nodraw;
2208 }
2209
2210 CLEAR_CHARS(xpixel, ypixel, count);
2211nodraw: ;
2212 }
2213 else
2214 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2215 }
2216 else
2217 font->draw (xpixel, ypixel, text, count, fore, back);
2218
2219 if ((rend & RS_Uline) && (font->descent > 1))
2220 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2221 xpixel, ypixel + font->ascent + 1,
2222 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2223 } /* for (col....) */
2224 } /* for (row....) */
2225
2226/*
2227 * G: cleanup cursor and display outline cursor if necessary
2228 */
2229 if (showcursor) {
2230 if (R->TermWin.focus) {
2231 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2232 [R->screen.cur.col]);
2233 *srp ^= RS_RVid;
2234#ifndef NO_CURSORCOLOR
2235 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2236#endif
2237 } else if (R->oldcursor.row >= 0) {
2238#ifndef NO_CURSORCOLOR
2239 unsigned long gcmask; /* Graphics Context mask */
2240
2241 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) {
2242 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2243 }
2244#endif
2245 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2246 Col2Pixel(R->oldcursor.col),
2247 Row2Pixel(R->oldcursor.row),
2248 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2249 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2250 }
2251 } 2550 {
2252/* 2551 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2253 * H: cleanup selection 2552 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2254 */ 2553 }
2255 rxvt_scr_reverse_selection(aR);
2256 2554
2257/* 2555 XClearWindow (dpy, parent);
2258 * I: other general cleanup
2259 */
2260 if (clearfirst && R->TermWin.int_bwidth)
2261 /*
2262 * clear the whole screen height, note that width == 0 is treated
2263 * specially by XClearArea
2264 */
2265 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2266 (unsigned int)R->TermWin.int_bwidth,
2267 (unsigned int)TermWin_TotalHeight(), False);
2268 if (clearlast && R->TermWin.int_bwidth)
2269 /*
2270 * clear the whole screen height, note that width == 0 is treated
2271 * specially by XClearArea
2272 */
2273 XClearArea(R->Xdisplay, R->TermWin.vt,
2274 R->TermWin.width + R->TermWin.int_bwidth, 0,
2275 (unsigned int)R->TermWin.int_bwidth,
2276 (unsigned int)TermWin_TotalHeight(), False);
2277 if (refresh_type & SMOOTH_REFRESH)
2278 XSync(R->Xdisplay, False);
2279 2556
2280 R->num_scr = 0; 2557 if (scrollBar.win)
2281 R->num_scr_allow = 1; 2558 {
2282 R->want_refresh = 0; /* screen is current */ 2559 if (transparent)
2283} 2560 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2284/* ------------------------------------------------------------------------- */
2285
2286/* EXTPROTO */
2287void
2288rxvt_scr_clear(pR)
2289{
2290 if (!R->TermWin.mapped)
2291 return;
2292 R->num_scr_allow = 0;
2293 R->want_refresh = 1;
2294#ifdef TRANSPARENT
2295 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2296 int i;
2297
2298 if (!(R->Options & Opt_transparent_all))
2299 i = 0;
2300 else 2561 else
2301 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2562 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2302 for (; i--;) 2563 scrollBar.state = SB_STATE_IDLE;
2303 if (R->TermWin.parent[i] != None) 2564 scrollBar.show (0);
2304 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2565 }
2566
2567 if (refresh)
2305 } 2568 {
2306#endif 2569 scr_clear ();
2307 XClearWindow(R->Xdisplay, R->TermWin.vt); 2570 scr_touch (true);
2571 }
2572 want_refresh = 1;
2308} 2573}
2309 2574
2310/* ------------------------------------------------------------------------- */ 2575/* ------------------------------------------------------------------------- */
2311/* INTPROTO */
2312void 2576void
2577rxvt_term::scr_clear (bool really) NOTHROW
2578{
2579 if (!mapped)
2580 return;
2581
2582 num_scr_allow = 0;
2583 want_refresh = 1;
2584
2585 if (really)
2586 XClearWindow (dpy, vt);
2587}
2588
2589void
2590rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2591{
2592 int view_end = view_start + nrow;
2593 int row, col;
2594
2595 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2596 {
2597 text_t *stp = ROW(row).t;
2598 rend_t *srp = ROW(row).r;
2599
2600 for (col = beg_col; col < end_col; col++)
2601 srp[col] ^= rstyle1;
2602
2603 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2604 srp[col] ^= rstyle2;
2605
2606 if (++col < end_col)
2607 srp[col] ^= rstyle2;
2608 }
2609}
2610
2611void
2612rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2613{
2614 int view_end = view_start + nrow;
2615 int row, col;
2616
2617 if (beg_row >= view_start)
2618 {
2619 col = beg_col;
2620 row = beg_row;
2621 }
2622 else
2623 {
2624 col = 0;
2625 row = view_start;
2626 }
2627
2628 for (; row < min (end_row, view_end); row++, col = 0)
2629 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2630 srp[col] ^= rstyle;
2631
2632 if (row == end_row)
2633 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2634 srp[col] ^= rstyle;
2635}
2636
2637/* ------------------------------------------------------------------------- */
2638void
2313rxvt_scr_reverse_selection(pR) 2639rxvt_term::scr_reverse_selection () NOTHROW
2314{ 2640{
2315 int i, col, row, end_row; 2641 if (selection.op
2316 rend_t *srp; 2642 && current_screen == selection.screen
2317 2643 && selection.end.row >= view_start)
2318 if (R->selection.op && R->current_screen == R->selection.screen) { 2644 {
2319 end_row = R->TermWin.saveLines - R->TermWin.view_start; 2645#if !ENABLE_MINIMAL
2320 i = R->selection.beg.row + R->TermWin.saveLines; 2646 if (selection.rect)
2321 row = R->selection.end.row + R->TermWin.saveLines; 2647 scr_xor_rect (selection.beg.row, selection.beg.col,
2322 if (i >= end_row) 2648 selection.end.row, selection.end.col,
2323 col = R->selection.beg.col; 2649 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2324 else { 2650 else
2325 col = 0;
2326 i = end_row;
2327 }
2328 end_row += R->TermWin.nrow;
2329 for (; i < row && i < end_row; i++, col = 0)
2330 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2331#ifndef OPTION_HC
2332 srp[col] ^= RS_RVid;
2333#else
2334 srp[col] ^= RS_Blink;
2335#endif 2651#endif
2336 if (i == row && i < end_row) 2652 scr_xor_span (selection.beg.row, selection.beg.col,
2337 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2653 selection.end.row, selection.end.col,
2338#ifndef OPTION_HC 2654 RS_Sel | RS_RVid);
2339 srp[col] ^= RS_RVid;
2340#else
2341 srp[col] ^= RS_Blink;
2342#endif
2343 } 2655 }
2344} 2656}
2345 2657
2346/* ------------------------------------------------------------------------- */ 2658/* ------------------------------------------------------------------------- */
2347/* 2659/*
2348 * Dump the whole scrollback and screen to the passed filedescriptor. The 2660 * Dump the whole scrollback and screen to the passed filedescriptor. The
2349 * invoking routine must close the fd. 2661 * invoking routine must close the fd.
2350 */ 2662 */
2351#if 0 2663#if 0
2352/* EXTPROTO */
2353void 2664void
2354rxvt_scr_dump(pR_ int fd) 2665rxvt_term::scr_dump (int fd) NOTHROW
2355{ 2666{
2356 int row, wrote; 2667 int row, wrote;
2357 unsigned int width, towrite; 2668 unsigned int width, towrite;
2358 char r1[] = "\n"; 2669 const char r1[] = "\n";
2359 2670
2360 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2671 for (row = saveLines + top_row;
2361 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2672 row < saveLines + nrow - 1; row++)
2362 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2673 {
2363 : R->TermWin.ncol; 2674 width = row_buf[row].l >= 0 ? row_buf[row].l
2675 : ncol;
2364 for (towrite = width; towrite; towrite -= wrote) { 2676 for (towrite = width; towrite; towrite -= wrote)
2677 {
2365 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2678 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2366 towrite); 2679 towrite);
2367 if (wrote < 0) 2680 if (wrote < 0)
2368 return; /* XXX: death, no report */ 2681 return; /* XXX: death, no report */
2369 } 2682 }
2370 if (R->screen.tlen[row] >= 0) 2683 if (row_buf[row].l >= 0)
2371 if (write(fd, r1, 1) <= 0) 2684 if (write (fd, r1, 1) <= 0)
2372 return; /* XXX: death, no report */ 2685 return; /* XXX: death, no report */
2373 } 2686 }
2374} 2687}
2375#endif 2688#endif
2376 2689
2377/* ------------------------------------------------------------------------- * 2690/* ------------------------------------------------------------------------- *
2378 * CHARACTER SELECTION * 2691 * CHARACTER SELECTION *
2379 * ------------------------------------------------------------------------- */ 2692 * ------------------------------------------------------------------------- */
2380
2381/*
2382 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2383 */
2384/* EXTPROTO */
2385void 2693void
2386rxvt_selection_check(pR_ int check_more) 2694rxvt_term::selection_check (int check_more) NOTHROW
2387{ 2695{
2388 row_col_t pos;
2389
2390 if (!R->selection.op) 2696 if (!selection.op)
2391 return; 2697 return;
2392 2698
2699 row_col_t pos;
2393 pos.row = pos.col = 0; 2700 pos.row = pos.col = 0;
2394 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2701
2395 || (R->selection.beg.row >= R->TermWin.nrow) 2702 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2396 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2703 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2397 || (R->selection.mark.row >= R->TermWin.nrow)
2398 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2399 || (R->selection.end.row >= R->TermWin.nrow)
2400 || (check_more == 1 2704 || (check_more == 1
2401 && R->current_screen == R->selection.screen 2705 && current_screen == selection.screen
2402 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2706 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2403 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2707 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2404 || (check_more == 2 2708 || (check_more == 2
2405 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2709 && ROWCOL_IS_BEFORE (selection.beg, pos)
2406 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2710 && ROWCOL_IS_AFTER (selection.end, pos))
2407 || (check_more == 3 2711 || (check_more == 3
2408 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2712 && ROWCOL_IS_AFTER (selection.end, pos)))
2409 || (check_more == 4 /* screen width change */
2410 && (R->selection.beg.row != R->selection.end.row
2411 || R->selection.end.col > R->TermWin.ncol)))
2412 CLEAR_SELECTION(R); 2713 CLEAR_SELECTION ();
2714
2715 if (!IN_RANGE_EXC (selection.mark.row, top_row, nrow))
2716 CLEAR_SELECTION_MARK ();
2413} 2717}
2414 2718
2415/* ------------------------------------------------------------------------- */ 2719/* ------------------------------------------------------------------------- */
2416/* 2720/*
2417 * Paste a selection direct to the command fd 2721 * Paste a selection direct to the command fd
2418 */ 2722 */
2419/* INTPROTO */
2420void 2723void
2421rxvt_PasteIt (pR_ const unsigned char *data, unsigned int nitems) 2724rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2422{ 2725{
2423 unsigned int i, j, n;
2424 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2425
2426 /* convert normal newline chars into common keyboard Return key sequence */ 2726 /* convert normal newline chars into common keyboard Return key sequence */
2427 for (i = 0; i < nitems; i += PROP_SIZE) 2727 for (unsigned int i = 0; i < len; i++)
2428 { 2728 if (data[i] == C0_LF)
2429 n = min (nitems - i, PROP_SIZE); 2729 data[i] = C0_CR;
2430 MEMCPY (ds, data + i, n);
2431 for (j = 0; j < n; j++)
2432 if (ds[j] == '\n')
2433 ds[j] = '\r';
2434 R->tt_write (ds, (int)n);
2435 }
2436 2730
2437 free(ds); 2731 if (priv_modes & PrivMode_BracketPaste)
2438} 2732 tt_printf ("\e[200~");
2439 2733
2440/* ------------------------------------------------------------------------- */ 2734 tt_write (data, len);
2441/*
2442 * Respond to a notification that a primary selection has been sent
2443 * EXT: SelectionNotify
2444 */
2445/* EXTPROTO */
2446int
2447rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2448{
2449 long nread = 0;
2450 unsigned long bytes_after;
2451 XTextProperty ct;
2452#ifdef MULTICHAR_SET
2453 int dummy_count;
2454 char **cl;
2455#endif
2456 2735
2457 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2736 if (priv_modes & PrivMode_BracketPaste)
2458 2737 tt_printf ("\e[201~");
2459 if (prop == None) { /* check for failed XConvertSelection */
2460#ifdef MULTICHAR_SET
2461 if ((R->selection_type & Sel_CompoundText)) {
2462 int selnum = R->selection_type & Sel_whereMask;
2463
2464 R->selection_type = 0;
2465 if (selnum != Sel_direct)
2466 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2467 }
2468#endif
2469 return 0;
2470 }
2471 for (;;) {
2472 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2473 (long)(PROP_SIZE / 4), delete_prop,
2474 AnyPropertyType, &ct.encoding, &ct.format,
2475 &ct.nitems, &bytes_after,
2476 &ct.value) != Success)
2477 break;
2478 if (ct.encoding == 0) {
2479 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2480 break;
2481 }
2482 if (ct.value == NULL) {
2483 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2484 continue;
2485 }
2486 if (ct.nitems == 0) {
2487 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2488 if (R->selection_wait == Sel_normal && nread == 0) {
2489 /*
2490 * pass through again trying CUT_BUFFER0 if we've come from
2491 * XConvertSelection() but nothing was presented
2492 */
2493 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2494 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2495 }
2496 nread = -1; /* discount any previous stuff */
2497 break;
2498 }
2499 nread += ct.nitems;
2500#ifdef MULTICHAR_SET
2501 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl,
2502 &dummy_count) == Success && cl) {
2503 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0]));
2504 XFreeStringList(cl);
2505 } else
2506#endif
2507 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems);
2508 if (bytes_after == 0)
2509 break;
2510 XFree(ct.value);
2511 }
2512 if (ct.value)
2513 XFree(ct.value);
2514 if (R->selection_wait == Sel_normal)
2515 R->selection_wait = Sel_none;
2516 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2517 return (int)nread;
2518} 2738}
2519 2739
2520/*
2521 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2522 */
2523/* EXTPROTO */
2524void 2740void
2525rxvt_selection_property(pR_ Window win, Atom prop) 2741rxvt_term::paste (char *data, unsigned int len) NOTHROW
2526{ 2742{
2527 int reget_time = 0; 2743 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2528
2529 if (prop == None)
2530 return; 2744 return;
2531 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2532 if (R->selection_wait == Sel_normal) {
2533 int a, afmt;
2534 Atom atype;
2535 unsigned long bytes_after, nitems;
2536 unsigned char *s = NULL;
2537 2745
2538 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2746 tt_paste (data, len);
2539 R->xa[XA_INCR], &atype, &afmt, &nitems,
2540 &bytes_after, &s);
2541 if (s)
2542 XFree(s);
2543 if (a != Success)
2544 return;
2545#ifndef __CYGWIN32__
2546 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2547 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2548 XDeleteProperty(R->Xdisplay, win, prop);
2549 XFlush(R->Xdisplay);
2550 reget_time = 1;
2551 R->selection_wait = Sel_incr;
2552 }
2553#endif
2554 } else if (R->selection_wait == Sel_incr) {
2555 reget_time = 1;
2556 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2557 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2558 R->selection_wait = Sel_none;
2559 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2560 }
2561 }
2562 if (reget_time) { /* received more data so reget time */
2563 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2564 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2565 }
2566} 2747}
2748
2567/* ------------------------------------------------------------------------- */ 2749/* ------------------------------------------------------------------------- */
2568/* 2750/*
2569 * Request the current selection: 2751 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2570 * Order: > internal selection if available 2752 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2571 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2753 * as fallback
2572 * > CUT_BUFFER0
2573 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2574 * will auto fallback to CUT_BUFFER0
2575 * EXT: button 2 release 2754 * EXT: button 2 release
2576 */ 2755 */
2577/* EXTPROTO */
2578void 2756void
2579rxvt_selection_request(pR_ Time tm, int x, int y) 2757rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2580{ 2758{
2581 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2759 if (!selection_req)
2582 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2583 return; /* outside window */
2584
2585 if (R->selection.text != NULL) { /* internal selection */
2586 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2587 rxvt_PasteIt(aR_ R->selection.text, R->selection.len);
2588 return;
2589 } else {
2590 int i;
2591
2592 R->selection_request_time = tm;
2593 R->selection_wait = Sel_normal;
2594 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2595#ifdef MULTICHAR_SET
2596 R->selection_type = Sel_CompoundText;
2597#else
2598 R->selection_type = 0;
2599#endif
2600 if (rxvt_selection_request_other(aR_
2601#ifdef MULTICHAR_SET
2602 R->xa[XA_COMPOUND_TEXT],
2603#else
2604 XA_STRING,
2605#endif
2606 i))
2607 return;
2608 }
2609 } 2760 {
2610 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2761 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2611 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2762 selection_req->run ();
2612 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2613}
2614
2615/* INTPROTO */
2616int
2617rxvt_selection_request_other(pR_ Atom target, int selnum)
2618{
2619 Atom sel;
2620#ifdef DEBUG_SELECT
2621 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2622#endif
2623
2624 R->selection_type |= selnum;
2625 if (selnum == Sel_Primary)
2626 sel = XA_PRIMARY;
2627 else if (selnum == Sel_Secondary)
2628 sel = XA_SECONDARY;
2629 else
2630 sel = R->xa[XA_CLIPBOARD];
2631 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2632 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2633 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2634 R->TermWin.vt, R->selection_request_time);
2635 return 1;
2636 } 2763 }
2637 return 0;
2638} 2764}
2639 2765
2640/* ------------------------------------------------------------------------- */ 2766/* ------------------------------------------------------------------------- */
2641/* 2767/*
2642 * Clear all selected text 2768 * Clear all selected text
2643 * EXT: SelectionClear 2769 * EXT: SelectionClear
2644 */ 2770 */
2645/* EXTPROTO */
2646void 2771void
2647rxvt_selection_clear(pR) 2772rxvt_term::selection_clear (bool clipboard) NOTHROW
2648{ 2773{
2649 D_SELECT((stderr, "rxvt_selection_clear()")); 2774 if (!clipboard)
2650 2775 {
2651 R->want_refresh = 1; 2776 want_refresh = 1;
2652 if (R->selection.text)
2653 free(R->selection.text); 2777 free (selection.text);
2654 R->selection.text = NULL; 2778 selection.text = NULL;
2655 R->selection.len = 0; 2779 selection.len = 0;
2656 CLEAR_SELECTION(R); 2780 CLEAR_SELECTION ();
2781
2782 if (display->selection_owner == this)
2783 display->selection_owner = 0;
2784 }
2785 else
2786 {
2787 free (selection.clip_text);
2788 selection.clip_text = NULL;
2789 selection.clip_len = 0;
2790
2791 if (display->clipboard_owner == this)
2792 display->clipboard_owner = 0;
2793 }
2657} 2794}
2658 2795
2659/* ------------------------------------------------------------------------- */ 2796/* ------------------------------------------------------------------------- */
2660/* 2797/*
2661 * Copy a selection into the cut buffer 2798 * Copy a selection into the cut buffer
2662 * EXT: button 1 or 3 release 2799 * EXT: button 1 or 3 release
2663 */ 2800 */
2664/* EXTPROTO */
2665void 2801void
2666rxvt_selection_make(pR_ Time tm) 2802rxvt_term::selection_make (Time tm)
2667{ 2803{
2668 int i, col, end_col, row, end_row; 2804 int size;
2669 unsigned char *new_selection_text; 2805 wchar_t *new_selection_text;
2670 char *str; 2806 text_t *t;
2671 text_t *t;
2672#ifdef ACS_ASCII
2673 rend_t *re;
2674#endif
2675 2807
2676 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2677 switch (R->selection.op) { 2808 switch (selection.op)
2809 {
2678 case SELECTION_CONT: 2810 case SELECTION_CONT:
2679 break; 2811 break;
2680 case SELECTION_INIT: 2812 case SELECTION_INIT:
2681 CLEAR_SELECTION(R); 2813 CLEAR_SELECTION ();
2682 /* FALLTHROUGH */ 2814 /* FALLTHROUGH */
2683 case SELECTION_BEGIN: 2815 case SELECTION_BEGIN:
2684 R->selection.op = SELECTION_DONE; 2816 selection.op = SELECTION_DONE;
2685 /* FALLTHROUGH */ 2817 /* FALLTHROUGH */
2686 default: 2818 default:
2687 return; 2819 return;
2688 } 2820 }
2821
2689 R->selection.op = SELECTION_DONE; 2822 selection.op = SELECTION_DONE;
2690 2823
2691 if (R->selection.clicks == 4) 2824 if (selection.clicks == 4)
2692 return; /* nothing selected, go away */ 2825 return; /* nothing selected, go away */
2693 2826
2827 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2828 return;
2829
2694 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2830 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2695 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2831 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2696 2832
2697 new_selection_text = (unsigned char *)str; 2833 int ofs = 0;
2834 int extra = 0;
2698 2835
2699 col = R->selection.beg.col; 2836 int col = selection.beg.col;
2700 MAX_IT(col, 0); 2837 int row = selection.beg.row;
2701 row = R->selection.beg.row + R->TermWin.saveLines;
2702 end_row = R->selection.end.row + R->TermWin.saveLines;
2703 2838
2839 int end_col;
2840
2704 for (; row <= end_row; row++, col = 0) 2841 for (; row <= selection.end.row; row++, col = 0)
2842 {
2843#if !ENABLE_MINIMAL
2844 if (selection.rect)
2705 { 2845 {
2706 t = &(R->screen.text[row][col]); 2846 col = selection.beg.col;
2707
2708 end_col = R->screen.tlen[row];
2709
2710 if (end_col == -1)
2711 end_col = R->TermWin.ncol; 2847 end_col = selection.end.col;
2848 }
2849 else
2850#endif
2851 end_col = ROW(row).l;
2712 2852
2853 col = max (col, 0);
2854
2713 if (row == end_row) 2855 if (row == selection.end.row)
2714 MIN_IT (end_col, R->selection.end.col); 2856 min_it (end_col, selection.end.col);
2715 2857
2858 t = ROW(row).t + col;
2859
2716 for (; col < end_col; col++) 2860 for (; col < end_col; col++)
2861 {
2717 if (*t == NOCHAR) 2862 if (*t == NOCHAR)
2718 t++; 2863 t++;
2864#if ENABLE_COMBINING
2865 else if (IS_COMPOSE (*t))
2866 {
2867 int len = rxvt_composite.expand (*t, 0);
2868
2869 extra -= (len - 1);
2870
2871 if (extra < 0)
2872 {
2873 extra += size;
2874 size += size;
2875 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2876 }
2877
2878 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2879 }
2880#endif
2719 else 2881 else
2720 { 2882 new_selection_text[ofs++] = *t++;
2721 int len = wctomb (str, *t++);
2722 if (len > 0)
2723 str += len;
2724 }
2725
2726 if (R->screen.tlen[row] != -1 && row != end_row)
2727 *str++ = '\n';
2728 } 2883 }
2729 2884
2730#ifndef NO_OLD_SELECTION 2885#if !ENABLE_MINIMAL
2731 if (R->selection_style == OLD_SELECT) 2886 if (selection.rect)
2732 if (end_col == R->TermWin.ncol)
2733 *str++ = '\n';
2734#endif
2735#ifndef NO_NEW_SELECTION
2736 if (R->selection_style != OLD_SELECT)
2737 if (end_col != R->selection.end.col)
2738 *str++ = '\n';
2739#endif
2740 *str = '\0';
2741
2742 i = str - (char *)new_selection_text;
2743 if (i == 0)
2744 { 2887 {
2888 while (ofs
2889 && new_selection_text[ofs - 1] != C0_LF
2890 && unicode::is_space (new_selection_text[ofs - 1]))
2891 --ofs;
2892
2893 new_selection_text[ofs++] = C0_LF;
2894 }
2895 else
2896#endif
2897 if (!ROW(row).is_longer ()
2898 && (row != selection.end.row || end_col != selection.end.col)
2899 && (row != selection.beg.row || selection.beg.col < ncol))
2900 new_selection_text[ofs++] = C0_LF;
2901 }
2902
2903 new_selection_text[ofs] = 0;
2904
2905 if (ofs == 0)
2906 {
2745 free (new_selection_text); 2907 free (new_selection_text);
2746 return; 2908 return;
2747 } 2909 }
2748 2910
2749 // due to MB_MAX_CUR, selection wastage is usually high
2750 if (str - (char *)new_selection_text > 1024)
2751 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2752
2753 R->selection.len = i;
2754 if (R->selection.text)
2755 free (R->selection.text); 2911 free (selection.text);
2756 2912
2757 R->selection.text = new_selection_text; 2913 // we usually allocate much more than necessary, so realloc it smaller again
2914 selection.len = ofs;
2915 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2758 2916
2759 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2917 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2760 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2918 return;
2761 rxvt_print_error("can't get primary selection"); 2919
2762 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2920 selection_grab (tm);
2763 PropModeReplace, R->selection.text, (int)R->selection.len); 2921}
2922
2923bool
2924rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2925{
2926 Atom sel;
2927
2928 if (!clipboard)
2929 {
2764 R->selection_time = tm; 2930 selection_time = tm;
2765 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2931 sel = XA_PRIMARY;
2932 }
2933 else
2934 {
2935 clipboard_time = tm;
2936 sel = xa[XA_CLIPBOARD];
2937 }
2938
2939 XSetSelectionOwner (dpy, sel, vt, tm);
2940 if (XGetSelectionOwner (dpy, sel) == vt)
2941 {
2942 display->set_selection_owner (this, clipboard);
2943 return true;
2944 }
2945 else
2946 {
2947 selection_clear (clipboard);
2948 return false;
2949 }
2950
2951#if 0
2952 XTextProperty ct;
2953
2954 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2955 {
2956 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2957 XFree (ct.value);
2958 }
2959#endif
2766} 2960}
2767 2961
2768/* ------------------------------------------------------------------------- */ 2962/* ------------------------------------------------------------------------- */
2769/* 2963/*
2770 * Mark or select text based upon number of clicks: 1, 2, or 3 2964 * Mark or select text based upon number of clicks: 1, 2, or 3
2771 * EXT: button 1 press 2965 * EXT: button 1 press
2772 */ 2966 */
2773/* EXTPROTO */
2774void 2967void
2775rxvt_selection_click(pR_ int clicks, int x, int y) 2968rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2776{ 2969{
2777 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2778
2779 clicks = ((clicks - 1) % 3) + 1; 2970 clicks = ((clicks - 1) % 3) + 1;
2780 R->selection.clicks = clicks; /* save clicks so extend will work */ 2971 selection.clicks = clicks; /* save clicks so extend will work */
2781 2972
2973 if (clicks == 2 && !selection.rect
2974 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2975 {
2976 MEvent.clicks = 1; // what a mess
2977 selection.screen = current_screen;
2978 selection.op = SELECTION_CONT;
2979 return;
2980 }
2981
2782 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2982 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2983
2783 if (clicks == 2 || clicks == 3) 2984 if (clicks == 2 || clicks == 3)
2784 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2985 selection_extend_colrow (selection.mark.col,
2785 R->selection.mark.row 2986 selection.mark.row - view_start,
2786 + R->TermWin.view_start,
2787 0, /* button 3 */ 2987 0, /* button 3 */
2788 1, /* button press */ 2988 1, /* button press */
2789 0); /* click change */ 2989 0); /* click change */
2790} 2990}
2791 2991
2792/* ------------------------------------------------------------------------- */ 2992/* ------------------------------------------------------------------------- */
2793/* 2993/*
2794 * Mark a selection at the specified col/row 2994 * Mark a selection at the specified col/row
2795 */ 2995 */
2796/* INTPROTO */
2797void 2996void
2798rxvt_selection_start_colrow(pR_ int col, int row) 2997rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2799{ 2998{
2800 R->want_refresh = 1; 2999 want_refresh = 1;
3000
3001 selection.mark.row = row + view_start;
2801 R->selection.mark.col = col; 3002 selection.mark.col = col;
2802 R->selection.mark.row = row - R->TermWin.view_start; 3003
2803 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3004 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2804 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3005 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3006
3007 while (selection.mark.col > 0
3008 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2805 MAX_IT(R->selection.mark.col, 0); 3009 --selection.mark.col;
2806 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2807 3010
2808 if (R->selection.op) { /* clear the old selection */ 3011 if (selection.op)
3012 {
3013 /* clear the old selection */
2809 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3014 selection.beg.row = selection.end.row = selection.mark.row;
2810 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3015 selection.beg.col = selection.end.col = selection.mark.col;
2811 } 3016 }
3017
2812 R->selection.op = SELECTION_INIT; 3018 selection.op = SELECTION_INIT;
2813 R->selection.screen = R->current_screen; 3019 selection.screen = current_screen;
2814} 3020}
2815 3021
2816/* ------------------------------------------------------------------------- */ 3022/* ------------------------------------------------------------------------- */
2817/* 3023/*
2818 * Word select: select text for 2 clicks 3024 * Word select: select text for 2 clicks
2819 * We now only find out the boundary in one direction 3025 * We now only find out the boundary in one direction
2820 */ 3026 */
2821 3027
2822/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3028/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2823#define DELIMIT_TEXT(x) \ 3029#define DELIMIT_TEXT(x) \
2824 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3030 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2825#ifdef MULTICHAR_SET
2826# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2827#else
2828# define DELIMIT_REND(x) 1 3031#define DELIMIT_REND(x) 1
2829#endif
2830 3032
2831/* INTPROTO */
2832void 3033void
2833rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3034rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2834{ 3035{
2835 int col, row, dirnadd, tcol, trow, w1, w2; 3036 int col, row, dirnadd, tcol, trow, w1, w2;
2836 row_col_t bound; 3037 row_col_t bound;
2837 text_t *stp; 3038 text_t *stp;
2838 rend_t *srp; 3039 rend_t *srp;
2839 3040
2840 if (dirn == UP) { 3041 if (dirn == UP)
2841 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3042 {
3043 bound.row = top_row - 1;
2842 bound.col = 0; 3044 bound.col = 0;
2843 dirnadd = -1; 3045 dirnadd = -1;
2844 } else { 3046 }
2845 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3047 else
3048 {
3049 bound.row = nrow;
2846 bound.col = R->TermWin.ncol - 1; 3050 bound.col = ncol - 1;
2847 dirnadd = 1; 3051 dirnadd = 1;
2848 } 3052 }
2849 row = mark->row + R->TermWin.saveLines; 3053
3054 row = mark->row;
2850 col = mark->col; 3055 col = max (mark->col, 0);
2851 MAX_IT(col, 0); 3056
2852/* find the edge of a word */ 3057 /* find the edge of a word */
2853 stp = &(R->screen.text[row][col]); 3058 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2854 w1 = DELIMIT_TEXT(*stp); 3059 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2855 3060
2856 if (R->selection_style != NEW_SELECT) { 3061 for (;;)
2857 if (w1 == 1) { 3062 {
3063 for (; col != bound.col; col += dirnadd)
3064 {
2858 stp += dirnadd; 3065 stp += dirnadd;
2859 if (DELIMIT_TEXT(*stp) == 1)
2860 goto Old_Word_Selection_You_Die;
2861 col += dirnadd;
2862 }
2863 w1 = 0;
2864 }
2865 srp = (&R->screen.rend[row][col]);
2866 w2 = DELIMIT_REND(*srp);
2867
2868 for (;;) {
2869 for (; col != bound.col; col += dirnadd) {
2870 stp += dirnadd; 3066 srp += dirnadd;
3067
3068 if (*stp == NOCHAR)
3069 continue;
3070
2871 if (DELIMIT_TEXT(*stp) != w1) 3071 if (DELIMIT_TEXT (*stp) != w1)
3072 break;
3073 if (DELIMIT_REND (*srp) != w2)
3074 break;
3075 }
3076
3077 if ((col == bound.col) && (row != bound.row))
3078 {
3079 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3080 {
3081 trow = row + dirnadd;
3082 tcol = dirn == UP ? ncol - 1 : 0;
3083
3084 if (!ROW(trow).t)
2872 break; 3085 break;
2873 srp += dirnadd; 3086
2874 if (DELIMIT_REND(*srp) != w2) 3087 stp = ROW(trow).t + tcol;
3088 srp = ROW(trow).r + tcol;
3089
3090 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2875 break; 3091 break;
2876 } 3092
2877 if ((col == bound.col) && (row != bound.row)) {
2878 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2879 trow = row + dirnadd;
2880 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2881 if (R->screen.text[trow] == NULL)
2882 break;
2883 stp = &(R->screen.text[trow][tcol]);
2884 srp = &(R->screen.rend[trow][tcol]);
2885 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2886 break;
2887 row = trow; 3093 row = trow;
2888 col = tcol; 3094 col = tcol;
2889 continue; 3095 continue;
2890 } 3096 }
2891 } 3097 }
2892 break; 3098 break;
2893 } 3099 }
2894 Old_Word_Selection_You_Die:
2895 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2896 3100
2897 if (dirn == DN) 3101 if (dirn == DN)
2898 col++; /* put us on one past the end */ 3102 col++; /* put us on one past the end */
2899 3103
2900/* Poke the values back in */ 3104 /* Poke the values back in */
2901 ret->row = row - R->TermWin.saveLines; 3105 ret->row = row;
2902 ret->col = col; 3106 ret->col = col;
2903} 3107}
2904 3108
2905/* ------------------------------------------------------------------------- */ 3109/* ------------------------------------------------------------------------- */
2906/* 3110/*
2907 * Extend the selection to the specified x/y pixel location 3111 * Extend the selection to the specified x/y pixel location
2908 * EXT: button 3 press; button 1 or 3 drag 3112 * EXT: button 3 press; button 1 or 3 drag
2909 * flag == 0 ==> button 1 3113 * flag == 0 ==> button 1
2910 * flag == 1 ==> button 3 press 3114 * flag == 1 ==> button 3 press
2911 * flag == 2 ==> button 3 motion 3115 * flag == 2 ==> button 3 motion
2912 */ 3116 */
2913/* EXTPROTO */
2914void 3117void
2915rxvt_selection_extend(pR_ int x, int y, int flag) 3118rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2916{ 3119{
2917 int col, row; 3120 int col = clamp (Pixel2Col (x), 0, ncol);
3121 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2918 3122
2919 col = Pixel2Col(x); 3123 /*
2920 row = Pixel2Row(y);
2921 MAX_IT(row, 0);
2922 MIN_IT(row, (int)R->TermWin.nrow - 1);
2923 MAX_IT(col, 0);
2924 MIN_IT(col, (int)R->TermWin.ncol);
2925#ifndef NO_NEW_SELECTION
2926/*
2927 * If we're selecting characters (single click) then we must check first 3124 * If we're selecting characters (single click) then we must check first
2928 * if we are at the same place as the original mark. If we are then 3125 * if we are at the same place as the original mark. If we are then
2929 * select nothing. Otherwise, if we're to the right of the mark, you have to 3126 * select nothing. Otherwise, if we're to the right of the mark, you have to
2930 * be _past_ a character for it to be selected. 3127 * be _past_ a character for it to be selected.
2931 */ 3128 */
2932 if (R->selection_style != OLD_SELECT) {
2933 if (((R->selection.clicks % 3) == 1) && !flag 3129 if (((selection.clicks % 3) == 1) && !flag
2934 && (col == R->selection.mark.col 3130 && (col == selection.mark.col
2935 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3131 && (row == selection.mark.row - view_start)))
3132 {
2936 /* select nothing */ 3133 /* select nothing */
2937 R->selection.beg.row = R->selection.end.row = 0; 3134 selection.beg.row = selection.end.row = 0;
2938 R->selection.beg.col = R->selection.end.col = 0; 3135 selection.beg.col = selection.end.col = 0;
2939 R->selection.clicks = 4; 3136 selection.clicks = 4;
2940 R->want_refresh = 1; 3137 want_refresh = 1;
2941 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2942 return; 3138 return;
2943 }
2944 } 3139 }
2945#endif 3140
2946 if (R->selection.clicks == 4) 3141 if (selection.clicks == 4)
2947 R->selection.clicks = 1; 3142 selection.clicks = 1;
3143
2948 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3144 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2949 flag == 1 ? 1 : 0, /* ? button press */ 3145 flag == 1 ? 1 : 0, /* ? button press */
2950 0); /* no click change */ 3146 0); /* no click change */
2951} 3147}
2952 3148
2953/* ------------------------------------------------------------------------- */ 3149/* ------------------------------------------------------------------------- */
2954/* 3150/*
2955 * Extend the selection to the specified col/row 3151 * Extend the selection to the specified col/row
2956 */ 3152 */
2957/* INTPROTO */
2958void 3153void
2959rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3154rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2960{ 3155{
2961 int16_t ncol = R->TermWin.ncol;
2962 int end_col;
2963 row_col_t pos; 3156 row_col_t pos;
2964 enum { 3157 enum {
2965 LEFT, RIGHT 3158 LEFT, RIGHT
2966 } closeto = RIGHT; 3159 } closeto = RIGHT;
2967 3160
2968 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
2969 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2970
2971 R->want_refresh = 1; 3161 want_refresh = 1;
3162
2972 switch (R->selection.op) { 3163 switch (selection.op)
3164 {
2973 case SELECTION_INIT: 3165 case SELECTION_INIT:
2974 CLEAR_SELECTION(R); 3166 CLEAR_SELECTION ();
2975 R->selection.op = SELECTION_BEGIN; 3167 selection.op = SELECTION_BEGIN;
2976 /* FALLTHROUGH */ 3168 /* FALLTHROUGH */
2977 case SELECTION_BEGIN: 3169 case SELECTION_BEGIN:
2978 if (row != R->selection.mark.row || col != R->selection.mark.col 3170 if (row != selection.mark.row || col != selection.mark.col
2979 || (!button3 && buttonpress)) 3171 || (!button3 && buttonpress))
2980 R->selection.op = SELECTION_CONT; 3172 selection.op = SELECTION_CONT;
2981 break; 3173 break;
2982 case SELECTION_DONE: 3174 case SELECTION_DONE:
2983 R->selection.op = SELECTION_CONT; 3175 selection.op = SELECTION_CONT;
2984 /* FALLTHROUGH */ 3176 /* FALLTHROUGH */
2985 case SELECTION_CONT: 3177 case SELECTION_CONT:
2986 break; 3178 break;
2987 case SELECTION_CLEAR: 3179 case SELECTION_CLEAR:
2988 rxvt_selection_start_colrow(aR_ col, row); 3180 selection_start_colrow (col, row);
2989 /* FALLTHROUGH */ 3181 /* FALLTHROUGH */
2990 default: 3182 default:
2991 return; 3183 return;
2992 } 3184 }
3185
2993 if (R->selection.beg.col == R->selection.end.col 3186 if (selection.beg.col == selection.end.col
2994 && R->selection.beg.col != R->selection.mark.col 3187 && selection.beg.col != selection.mark.col
2995 && R->selection.beg.row == R->selection.end.row 3188 && selection.beg.row == selection.end.row
2996 && R->selection.beg.row != R->selection.mark.row) { 3189 && selection.beg.row != selection.mark.row)
3190 {
2997 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3191 selection.beg.col = selection.end.col = selection.mark.col;
2998 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3192 selection.beg.row = selection.end.row = selection.mark.row;
2999 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3000 } 3193 }
3001 3194
3002 pos.col = col; 3195 pos.col = col;
3003 pos.row = row; 3196 pos.row = view_start + row;
3004 3197
3005 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3198 /*
3006 3199 * This is mainly xterm style selection with a couple of differences, mainly
3007#ifndef NO_OLD_SELECTION 3200 * in the way button3 drag extension works.
3008/* 3201 * We're either doing: button1 drag; button3 press; or button3 drag
3009 * This mimics some of the selection behaviour of version 2.20 and before. 3202 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3010 * There are no ``selection modes'', button3 is always character extension. 3203 * is always at the left/right edge of the selection.
3011 * Note: button3 drag is always available, c.f. v2.20 3204 * b) button3 press: extend/contract character/word/line at whichever edge of
3012 * Selection always terminates (left or right as appropriate) at the mark. 3205 * the selection we are closest to.
3206 * c) button3 drag : extend/contract character/word/line - we select around
3207 * a point/word/line which is either the start or end of the selection
3208 * and it was decided by whichever point/word/line was `fixed' at the
3209 * time of the most recent button3 press
3013 */ 3210 */
3014 if (R->selection_style == OLD_SELECT) { 3211 if (button3 && buttonpress)
3015 if (R->selection.clicks == 1 || button3) { 3212 {
3016 if (R->hate_those_clicks) { 3213 /* button3 press */
3017 R->hate_those_clicks = 0; 3214 /*
3018 if (R->selection.clicks == 1) { 3215 * first determine which edge of the selection we are closest to
3019 R->selection.beg.row = R->selection.mark.row; 3216 */
3020 R->selection.beg.col = R->selection.mark.col; 3217 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3021 } else { 3218 || (!ROWCOL_IS_AFTER (pos, selection.end)
3219 && (((pos.col - selection.beg.col)
3220 + ((pos.row - selection.beg.row) * ncol))
3221 < ((selection.end.col - pos.col)
3222 + ((selection.end.row - pos.row) * ncol)))))
3223 closeto = LEFT;
3224
3225 if (closeto == LEFT)
3226 {
3227 selection.beg.row = pos.row;
3228 selection.beg.col = pos.col;
3229 selection.mark.row = selection.end.row;
3230 selection.mark.col = selection.end.col - (selection.clicks == 2);
3231 }
3232 else
3233 {
3234 selection.end.row = pos.row;
3235 selection.end.col = pos.col;
3022 R->selection.mark.row = R->selection.beg.row; 3236 selection.mark.row = selection.beg.row;
3023 R->selection.mark.col = R->selection.beg.col; 3237 selection.mark.col = selection.beg.col;
3238 }
3239 }
3240 else
3241 {
3242 /* button1 drag or button3 drag */
3243 if (ROWCOL_IS_AFTER (selection.mark, pos))
3244 {
3245 if (selection.mark.row == selection.end.row
3246 && selection.mark.col == selection.end.col
3247 && clickchange
3248 && selection.clicks == 2)
3249 selection.mark.col--;
3250
3251 selection.beg.row = pos.row;
3252 selection.beg.col = pos.col;
3253 selection.end.row = selection.mark.row;
3254 selection.end.col = selection.mark.col + (selection.clicks == 2);
3255 }
3256 else
3257 {
3258 selection.beg.row = selection.mark.row;
3259 selection.beg.col = selection.mark.col;
3260 selection.end.row = pos.row;
3261 selection.end.col = pos.col;
3262 }
3263 }
3264
3265 if (selection.clicks == 1)
3266 {
3267 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3268 && !ROW(selection.beg.row).is_longer ()
3269#if !ENABLE_MINIMAL
3270 && !selection.rect
3271#endif
3272 )
3273 selection.beg.col = ncol;
3274
3275 if (
3276 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3277 && !ROW(selection.end.row).is_longer ()
3278#if !ENABLE_MINIMAL
3279 && !selection.rect
3280#endif
3281 )
3282 selection.end.col = ncol;
3283 }
3284 else if (selection.clicks == 2)
3285 {
3286 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3287 selection.end.col--;
3288
3289 selection_delimit_word (UP, &selection.beg, &selection.beg);
3290 selection_delimit_word (DN, &selection.end, &selection.end);
3291 }
3292 else if (selection.clicks == 3)
3293 {
3294#if ENABLE_FRILLS
3295 if (option (Opt_tripleclickwords))
3296 {
3297 selection_delimit_word (UP, &selection.beg, &selection.beg);
3298
3299 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3300 {
3301 if (!ROW(end_row).is_longer ())
3302 {
3303 selection.end.row = end_row;
3304 selection.end.col = ROW(end_row).l;
3305# if !ENABLE_MINIMAL
3306 selection_remove_trailing_spaces ();
3307# endif
3308 break;
3024 } 3309 }
3025 } 3310 }
3026 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3027 R->selection.end.row = R->selection.mark.row;
3028 R->selection.end.col = R->selection.mark.col + 1;
3029 R->selection.beg.row = pos.row;
3030 R->selection.beg.col = pos.col;
3031 } else {
3032 R->selection.beg.row = R->selection.mark.row;
3033 R->selection.beg.col = R->selection.mark.col;
3034 R->selection.end.row = pos.row;
3035 R->selection.end.col = pos.col + 1;
3036 } 3311 }
3037 } else if (R->selection.clicks == 2) { 3312 else
3038 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3313#endif
3039 &(R->selection.beg)); 3314 {
3040 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3315 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3041 &(R->selection.end)); 3316 selection.mark.col++;
3042 R->hate_those_clicks = 1; 3317
3043 } else if (R->selection.clicks == 3) {
3044 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3045 R->selection.beg.col = 0; 3318 selection.beg.col = 0;
3046 R->selection.end.col = ncol; 3319 selection.end.col = ncol;
3047 R->hate_those_clicks = 1; 3320
3048 } 3321 // select a complete logical line
3049 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col)); 3322 while (selection.beg.row > -saveLines
3050 return; 3323 && ROW(selection.beg.row - 1).is_longer ())
3051 } 3324 selection.beg.row--;
3052#endif /* ! NO_OLD_SELECTION */ 3325
3053#ifndef NO_NEW_SELECTION 3326 while (selection.end.row < nrow
3054/* selection_style must not be OLD_SELECT to get here */ 3327 && ROW(selection.end.row).is_longer ())
3055/* 3328 selection.end.row++;
3056 * This is mainly xterm style selection with a couple of differences, mainly
3057 * in the way button3 drag extension works.
3058 * We're either doing: button1 drag; button3 press; or button3 drag
3059 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3060 * is always at the left/right edge of the R->selection.
3061 * b) button3 press: extend/contract character/word/line at whichever edge of
3062 * the selection we are closest to.
3063 * c) button3 drag : extend/contract character/word/line - we select around
3064 * a point/word/line which is either the start or end of the selection
3065 * and it was decided by whichever point/word/line was `fixed' at the
3066 * time of the most recent button3 press
3067 */
3068 if (button3 && buttonpress) { /* button3 press */
3069 /* 3329 }
3070 * first determine which edge of the selection we are closest to 3330 }
3071 */ 3331
3072 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3332 if (button3 && buttonpress)
3073 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3333 {
3074 && (((pos.col - R->selection.beg.col) 3334 /* mark may need to be changed */
3075 + ((pos.row - R->selection.beg.row) * ncol))
3076 < ((R->selection.end.col - pos.col)
3077 + ((R->selection.end.row - pos.row) * ncol)))))
3078 closeto = LEFT;
3079 if (closeto == LEFT) { 3335 if (closeto == LEFT)
3080 R->selection.beg.row = pos.row; 3336 {
3081 R->selection.beg.col = pos.col;
3082 R->selection.mark.row = R->selection.end.row; 3337 selection.mark.row = selection.end.row;
3083 R->selection.mark.col = R->selection.end.col 3338 selection.mark.col = selection.end.col - (selection.clicks == 2);
3084 - (R->selection.clicks == 2); 3339 }
3085 } else { 3340 else
3086 R->selection.end.row = pos.row; 3341 {
3087 R->selection.end.col = pos.col;
3088 R->selection.mark.row = R->selection.beg.row; 3342 selection.mark.row = selection.beg.row;
3089 R->selection.mark.col = R->selection.beg.col; 3343 selection.mark.col = selection.beg.col;
3090 }
3091 } else { /* button1 drag or button3 drag */
3092 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3093 if ((R->selection.mark.row == R->selection.end.row)
3094 && (R->selection.mark.col == R->selection.end.col)
3095 && clickchange && R->selection.clicks == 2)
3096 R->selection.mark.col--;
3097 R->selection.beg.row = pos.row;
3098 R->selection.beg.col = pos.col;
3099 R->selection.end.row = R->selection.mark.row;
3100 R->selection.end.col = R->selection.mark.col
3101 + (R->selection.clicks == 2);
3102 } else {
3103 R->selection.beg.row = R->selection.mark.row;
3104 R->selection.beg.col = R->selection.mark.col;
3105 R->selection.end.row = pos.row;
3106 R->selection.end.col = pos.col;
3107 }
3108 }
3109
3110 if (R->selection.clicks == 1) {
3111 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3112 if (end_col != -1 && R->selection.beg.col > end_col) {
3113#if 1
3114 R->selection.beg.col = ncol;
3115#else
3116 if (R->selection.beg.row != R->selection.end.row)
3117 R->selection.beg.col = ncol;
3118 else
3119 R->selection.beg.col = R->selection.mark.col;
3120#endif
3121 }
3122 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3123 if (end_col != -1 && R->selection.end.col > end_col)
3124 R->selection.end.col = ncol;
3125
3126 } else if (R->selection.clicks == 2) {
3127 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3128 R->selection.end.col--;
3129 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3130 &(R->selection.beg));
3131 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3132 &(R->selection.end));
3133 } else if (R->selection.clicks == 3) {
3134#ifndef NO_FRILLS
3135 if ((R->Options & Opt_tripleclickwords)) {
3136 int end_row;
3137
3138 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3139 &(R->selection.beg));
3140 end_row = R->screen.tlen[R->selection.mark.row
3141 + R->TermWin.saveLines];
3142 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3143 end_row++) {
3144 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3145 if (end_col != -1) {
3146 R->selection.end.row = end_row;
3147 R->selection.end.col = end_col;
3148 rxvt_selection_remove_trailing_spaces(aR);
3149 break;
3150 }
3151 }
3152 } else
3153#endif
3154 { 3344 }
3155 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3156 R->selection.mark.col++;
3157 R->selection.beg.col = 0;
3158 R->selection.end.col = ncol;
3159 }
3160 } 3345 }
3161 if (button3 && buttonpress) { /* mark may need to be changed */
3162 if (closeto == LEFT) {
3163 R->selection.mark.row = R->selection.end.row;
3164 R->selection.mark.col = R->selection.end.col
3165 - (R->selection.clicks == 2);
3166 } else {
3167 R->selection.mark.row = R->selection.beg.row;
3168 R->selection.mark.col = R->selection.beg.col;
3169 }
3170 }
3171 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3172#endif /* ! NO_NEW_SELECTION */
3173}
3174 3346
3175#ifndef NO_FRILLS 3347#if !ENABLE_MINIMAL
3176/* INTPROTO */ 3348 if (selection.rect && selection.beg.col > selection.end.col)
3349 ::swap (selection.beg.col, selection.end.col);
3350#endif
3351}
3352
3353#if !ENABLE_MINIMAL
3177void 3354void
3178rxvt_selection_remove_trailing_spaces(pR) 3355rxvt_term::selection_remove_trailing_spaces () NOTHROW
3179{ 3356{
3180 int32_t end_col, end_row; 3357 int32_t end_col, end_row;
3181 text_t *stp; 3358 text_t *stp;
3182 3359
3183 end_col = R->selection.end.col; 3360 end_col = selection.end.col;
3184 end_row = R->selection.end.row; 3361 end_row = selection.end.row;
3362
3185 for ( ; end_row >= R->selection.beg.row; ) { 3363 for (; end_row >= selection.beg.row; )
3186 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3364 {
3365 stp = ROW(end_row).t;
3366
3187 while (--end_col >= 0) { 3367 while (--end_col >= 0)
3188 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3189 break;
3190 } 3368 {
3191 if (end_col >= 0 3369 if (stp[end_col] != NOCHAR
3192 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3370 && !unicode::is_space (stp[end_col]))
3193 R->selection.end.col = end_col + 1;
3194 R->selection.end.row = end_row;
3195 break; 3371 break;
3196 } 3372 }
3373
3374 if (end_col >= 0
3375 || !ROW(end_row - 1).is_longer ())
3376 {
3377 selection.end.col = end_col + 1;
3378 selection.end.row = end_row;
3379 break;
3380 }
3381
3197 end_row--; 3382 end_row--;
3198 end_col = R->TermWin.ncol; 3383 end_col = ncol;
3199 } 3384 }
3385
3200 if (R->selection.mark.row > R->selection.end.row) { 3386 if (selection.mark.row > selection.end.row)
3387 {
3201 R->selection.mark.row = R->selection.end.row; 3388 selection.mark.row = selection.end.row;
3202 R->selection.mark.col = R->selection.end.col; 3389 selection.mark.col = selection.end.col;
3390 }
3203 } else if (R->selection.mark.row == R->selection.end.row 3391 else if (selection.mark.row == selection.end.row
3204 && R->selection.mark.col > R->selection.end.col) 3392 && selection.mark.col > selection.end.col)
3205 R->selection.mark.col = R->selection.end.col; 3393 selection.mark.col = selection.end.col;
3206} 3394}
3207#endif 3395#endif
3208 3396
3209/* ------------------------------------------------------------------------- */ 3397/* ------------------------------------------------------------------------- */
3210/* 3398/*
3211 * Double click on button 3 when already selected 3399 * Double click on button 3 when already selected
3212 * EXT: button 3 double click 3400 * EXT: button 3 double click
3213 */ 3401 */
3214/* EXTPROTO */
3215void 3402void
3216rxvt_selection_rotate(pR_ int x, int y) 3403rxvt_term::selection_rotate (int x, int y) NOTHROW
3217{ 3404{
3218 R->selection.clicks = R->selection.clicks % 3 + 1; 3405 selection.clicks = selection.clicks % 3 + 1;
3219 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3406 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3220} 3407}
3221
3222/* ------------------------------------------------------------------------- */
3223/*
3224 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3225 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3226 * the X11 protocol.
3227 */
3228typedef CARD32 Atom32;
3229 3408
3230/* ------------------------------------------------------------------------- */ 3409/* ------------------------------------------------------------------------- */
3231/* 3410/*
3232 * Respond to a request for our current selection 3411 * Respond to a request for our current selection
3233 * EXT: SelectionRequest 3412 * EXT: SelectionRequest
3234 */ 3413 */
3235/* EXTPROTO */
3236void 3414void
3237rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3415rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3238{ 3416{
3417 Atom property = rq.property == None ? rq.target : rq.property;
3239 XSelectionEvent ev; 3418 XSelectionEvent ev;
3419
3420 ev.type = SelectionNotify;
3421 ev.property = None;
3422 ev.display = rq.display;
3423 ev.requestor = rq.requestor;
3424 ev.selection = rq.selection;
3425 ev.target = rq.target;
3426 ev.time = rq.time;
3427
3428 if (rq.target == xa[XA_TARGETS])
3429 {
3430 Atom target_list[6];
3431 Atom *target = target_list;
3432
3433 *target++ = xa[XA_TARGETS];
3434 *target++ = xa[XA_TIMESTAMP];
3435 *target++ = XA_STRING;
3436 *target++ = xa[XA_TEXT];
3437 *target++ = xa[XA_COMPOUND_TEXT];
3438#if X_HAVE_UTF8_STRING
3439 *target++ = xa[XA_UTF8_STRING];
3440#endif
3441
3442 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3443 32, PropModeReplace,
3444 (unsigned char *)target_list, target - target_list);
3445 ev.property = property;
3446 }
3447#if TODO // TODO
3448 else if (rq.target == xa[XA_MULTIPLE])
3449 {
3450 /* TODO: Handle MULTIPLE */
3451 }
3452#endif
3453 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3454 {
3455 XChangeProperty (dpy, rq.requestor, property, rq.target,
3456 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3457 ev.property = property;
3458 }
3459 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3460 {
3461 XChangeProperty (dpy, rq.requestor, property, rq.target,
3462 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3463 ev.property = property;
3464 }
3465 else if (rq.target == XA_STRING
3466 || rq.target == xa[XA_TEXT]
3467 || rq.target == xa[XA_COMPOUND_TEXT]
3468 || rq.target == xa[XA_UTF8_STRING]
3469 )
3470 {
3471 XTextProperty ct;
3472 Atom target = rq.target;
3473 short freect = 0;
3474 int selectlen;
3475 wchar_t *cl;
3476 enum {
3477 enc_string = XStringStyle,
3478 enc_text = XStdICCTextStyle,
3479 enc_compound_text = XCompoundTextStyle,
3480#ifdef X_HAVE_UTF8_STRING
3481 enc_utf8 = XUTF8StringStyle,
3482#else
3483 enc_utf8 = -1,
3484#endif
3485 } style;
3486
3487 if (target == XA_STRING)
3488 // we actually don't do XA_STRING, but who cares, as i18n clients
3489 // will ask for another format anyways.
3490 style = enc_string;
3491 else if (target == xa[XA_TEXT])
3492 style = enc_text;
3493 else if (target == xa[XA_COMPOUND_TEXT])
3494 style = enc_compound_text;
3495#if !ENABLE_MINIMAL
3496 else if (target == xa[XA_UTF8_STRING])
3497 style = enc_utf8;
3498#endif
3499 else
3500 {
3501 target = xa[XA_COMPOUND_TEXT];
3502 style = enc_compound_text;
3503 }
3504
3505 if (rq.selection == XA_PRIMARY && selection.text)
3506 {
3507 cl = selection.text;
3508 selectlen = selection.len;
3509 }
3510 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3511 {
3512 cl = selection.clip_text;
3513 selectlen = selection.clip_len;
3514 }
3515 else
3516 {
3517 cl = L"";
3518 selectlen = 0;
3519 }
3520
3521#if !ENABLE_MINIMAL
3522 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3523 // so recode it manually
3524 if (style == enc_utf8)
3525 {
3526 freect = 1;
3527 ct.encoding = target;
3528 ct.format = 8;
3529 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3530 ct.nitems = strlen ((char *)ct.value);
3531 }
3532 else
3533#endif
3534 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3535 freect = 1;
3536 else
3537 {
3538 /* if we failed to convert then send it raw */
3539 ct.value = (unsigned char *)cl;
3540 ct.nitems = selectlen;
3541 ct.encoding = target;
3542 }
3543
3544 XChangeProperty (dpy, rq.requestor, property,
3545 ct.encoding, 8, PropModeReplace,
3546 ct.value, (int)ct.nitems);
3547 ev.property = property;
3548
3549 if (freect)
3550 XFree (ct.value);
3551 }
3552
3553 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3554}
3555
3556/* ------------------------------------------------------------------------- */
3240#ifdef USE_XIM 3557#ifdef USE_XIM
3241 Atom32 target_list[4]; 3558void
3242#else 3559rxvt_term::im_set_position (XPoint &pos) NOTHROW
3243 Atom32 target_list[3]; 3560{
3244#endif 3561 XWindowAttributes xwa;
3245 Atom target;
3246 XTextProperty ct;
3247 XICCEncodingStyle style;
3248 char *cl[2], dummy[1];
3249 3562
3250 ev.type = SelectionNotify; 3563 XGetWindowAttributes (dpy, vt, &xwa);
3251 ev.property = None;
3252 ev.display = rq->display;
3253 ev.requestor = rq->requestor;
3254 ev.selection = rq->selection;
3255 ev.target = rq->target;
3256 ev.time = rq->time;
3257 3564
3258 if (rq->target == R->xa[XA_TARGETS]) { 3565 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3259 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3566 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3260 target_list[1] = (Atom32) XA_STRING; 3567}
3261 target_list[2] = (Atom32) R->xa[XA_TEXT];
3262#ifdef USE_XIM
3263 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3264#endif 3568#endif
3265 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3266 (8 * sizeof(target_list[0])), PropModeReplace,
3267 (unsigned char *)target_list,
3268 (sizeof(target_list) / sizeof(target_list[0])));
3269 ev.property = rq->property;
3270 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3271 /* TODO: Handle MULTIPLE */
3272 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3273 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3274 (8 * sizeof(Time)), PropModeReplace,
3275 (unsigned char *)&R->selection_time, 1);
3276 ev.property = rq->property;
3277 } else if (rq->target == XA_STRING
3278 || rq->target == R->xa[XA_COMPOUND_TEXT]
3279 || rq->target == R->xa[XA_TEXT]) {
3280#ifdef USE_XIM
3281 short freect = 0;
3282#endif
3283 int selectlen;
3284 3569
3285#ifdef USE_XIM 3570#if ENABLE_OVERLAY
3286 if (rq->target != XA_STRING) { 3571void
3287 target = R->xa[XA_COMPOUND_TEXT]; 3572rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3288 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3573{
3289 ? XCompoundTextStyle : XStdICCTextStyle; 3574 if (nrow < 1 || ncol < 1)
3290 } else 3575 return;
3291#endif 3576
3292 { 3577 want_refresh = 1;
3293 target = XA_STRING; 3578
3294 style = XStringStyle; 3579 scr_overlay_off ();
3295 } 3580
3296 if (R->selection.text) { 3581 if (x < 0) x = ncol - w;
3297 cl[0] = (char *)R->selection.text; 3582 if (y < 0) y = nrow - h;
3298 selectlen = R->selection.len; 3583
3299 } else { 3584 // make space for border
3300 cl[0] = dummy; 3585 w += 2; min_it (w, ncol);
3301 *dummy = '\0'; 3586 h += 2; min_it (h, nrow);
3302 selectlen = 0; 3587
3303 } 3588 x -= 1; clamp_it (x, 0, ncol - w);
3304#ifdef USE_XIM 3589 y -= 1; clamp_it (y, 0, nrow - h);
3305 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3590
3306 == Success) /* if we failed to convert then send it raw */ 3591 ov.x = x; ov.y = y;
3307 freect = 1; 3592 ov.w = w; ov.h = h;
3593
3594 ov.text = new text_t *[h];
3595 ov.rend = new rend_t *[h];
3596
3597 for (y = 0; y < h; y++)
3598 {
3599 text_t *tp = ov.text[y] = new text_t[w];
3600 rend_t *rp = ov.rend[y] = new rend_t[w];
3601
3602 text_t t0, t1, t2;
3603 rend_t r = OVERLAY_RSTYLE;
3604
3605 if (y == 0)
3606 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3607 else if (y < h - 1)
3608 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3308 else 3609 else
3309#endif 3610 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3310 { 3611
3311 ct.value = (unsigned char *)cl[0]; 3612 *tp++ = t0;
3312 ct.nitems = selectlen; 3613 *rp++ = r;
3614
3615 for (x = w - 2; x > 0; --x)
3313 } 3616 {
3314 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3617 *tp++ = t1;
3315 target, 8, PropModeReplace, 3618 *rp++ = r;
3316 ct.value, (int)ct.nitems); 3619 }
3317 ev.property = rq->property; 3620
3318#ifdef USE_XIM 3621 *tp = t2;
3319 if (freect) 3622 *rp = r;
3320 XFree(ct.value); 3623 }
3321#endif 3624}
3625
3626void
3627rxvt_term::scr_overlay_off () NOTHROW
3628{
3629 if (!ov.text)
3630 return;
3631
3632 want_refresh = 1;
3633
3634 for (int y = 0; y < ov.h; y++)
3322 } 3635 {
3323 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3636 delete [] ov.text[y];
3637 delete [] ov.rend[y];
3638 }
3639
3640 delete [] ov.text; ov.text = 0;
3641 delete [] ov.rend; ov.rend = 0;
3324} 3642}
3325 3643
3644void
3645rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3646{
3647 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3648 return;
3649
3650 x++, y++;
3651
3652 ov.text[y][x] = text;
3653 ov.rend[y][x] = rend;
3654}
3655
3656void
3657rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3658{
3659 while (*s)
3660 scr_overlay_set (x++, y, *s++);
3661}
3662
3663void
3664rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3665{
3666 while (*s)
3667 {
3668 text_t t = *s++;
3669 int width = WCWIDTH (t);
3670
3671 while (width--)
3672 {
3673 scr_overlay_set (x++, y, t);
3674 t = NOCHAR;
3675 }
3676 }
3677}
3678
3679void
3680rxvt_term::scr_swap_overlay () NOTHROW
3681{
3682 if (!ov.text)
3683 return;
3684
3685 // hide cursor if it is within the overlay area
3686 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3687 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3688 screen.flags &= ~Screen_VisibleCursor;
3689
3690 // swap screen mem with overlay
3691 for (int y = ov.h; y--; )
3692 {
3693 text_t *t1 = ov.text[y];
3694 rend_t *r1 = ov.rend[y];
3695
3696 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3697 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3698
3699 for (int x = ov.w; x--; )
3700 {
3701 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3702 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3703 }
3704 }
3705}
3706
3707#endif
3326/* ------------------------------------------------------------------------- * 3708/* ------------------------------------------------------------------------- */
3327 * MOUSE ROUTINES *
3328 * ------------------------------------------------------------------------- */
3329 3709
3330/*
3331 * return col/row values corresponding to x/y pixel values
3332 */
3333/* EXTPROTO */
3334void
3335rxvt_pixel_position(pR_ int *x, int *y)
3336{
3337 *x = Pixel2Col(*x);
3338/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3339 *y = Pixel2Row(*y);
3340/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3341}
3342/* ------------------------------------------------------------------------- */
3343#ifdef USE_XIM
3344/* EXTPROTO */
3345void
3346rxvt_setPosition(pR_ XPoint *pos)
3347{
3348 XWindowAttributes xwa;
3349
3350 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3351 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3352 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3353 - R->TermWin.lineSpace;
3354}
3355#endif
3356/* ------------------------------------------------------------------------- */
3357
3358/* ------------------------------------------------------------------------- *
3359 * DEBUG ROUTINES *
3360 * ------------------------------------------------------------------------- */
3361#if 0
3362/* INTPROTO */
3363void
3364rxvt_debug_colors(void)
3365{
3366 int color;
3367 const char *name[] = {
3368 "fg", "bg",
3369 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3370 };
3371
3372 fprintf(stderr, "Color ( ");
3373 if (R->rstyle & RS_RVid)
3374 fprintf(stderr, "rvid ");
3375 if (R->rstyle & RS_Bold)
3376 fprintf(stderr, "bold ");
3377 if (R->rstyle & RS_Blink)
3378 fprintf(stderr, "blink ");
3379 if (R->rstyle & RS_Uline)
3380 fprintf(stderr, "uline ");
3381 fprintf(stderr, "): ");
3382
3383 color = GET_FGCOLOR(R->rstyle);
3384#ifndef NO_BRIGHTCOLOR
3385 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3386 color -= (minBrightCOLOR - minCOLOR);
3387 fprintf(stderr, "bright ");
3388 }
3389#endif
3390 fprintf(stderr, "%s on ", name[color]);
3391
3392 color = GET_BGCOLOR(R->rstyle);
3393#ifndef NO_BRIGHTCOLOR
3394 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3395 color -= (minBrightCOLOR - minCOLOR);
3396 fprintf(stderr, "bright ");
3397 }
3398#endif
3399 fprintf(stderr, "%s\n", name[color]);
3400}
3401#endif

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