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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.12 by pcg, Thu Dec 18 14:11:47 2003 UTC vs.
Revision 1.417 by root, Mon May 28 16:40:03 2012 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.12 2003/12/18 14:11:47 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
36#include "salloc.C" // HACK!! 33static inline void
37
38inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
39{ 35{
40 while (len--) 36 while (len--)
41 *start++ = value; 37 *start++ = value;
42} 38}
43 39
44/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384
46#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
47 42
48/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 46#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 47 if (option (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 48 view_start = 0
54#define CLEAR_SELECTION(R) \ 49#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 50 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 51 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 52#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 54 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
61 56
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 57#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 58 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 59#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 60 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 62 (((A) == (C)) && ((B) > (D)))
68#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) \
69 (((A) == (C)) && ((B) >= (D))) 64 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 66 (((A) == (C)) && ((B) < (D)))
72#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) \
73 (((A) == (C)) && ((B) <= (D))) 68 (((A) == (C)) && ((B) <= (D)))
74 69
75/* these must be row_col_t */ 70/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 71#define ROWCOL_IS_AFTER(X, Y) \
77 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)
78#define ROWCOL_IS_BEFORE(X, Y) \ 73#define ROWCOL_IS_BEFORE(X, Y) \
79 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)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 75#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 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)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 77#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 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)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 83
89/* 84/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 85 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 86 */
94#define drawBuffer TermWin.vt
95
96#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \
98 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \
99 Row2Pixel(row), (unsigned int)TermWin.width, \
100 (unsigned int)Height2Pixel(num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 87#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 88 if (mapped) \
104 XClearArea (Xdisplay, drawBuffer, x, y, \ 89 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel(num), \ 90 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 91 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \
110 TermWin.int_bwidth, Row2Pixel(row), \
111 (unsigned int)TermWin.width, \
112 (unsigned int)Height2Pixel(num))
113 92
114/* ------------------------------------------------------------------------- * 93/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 94 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 95 * ------------------------------------------------------------------------- */
96
117/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
118void 98void
119rxvt_term::scr_blank_line (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
120{ 100{
121 efs &= ~RS_baseattrMask; 101 if (!l.valid ())
102 {
103 l.alloc ();
104 col = 0;
105 width = ncol;
106 }
107
108 l.touch ();
109
110 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 111 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
112
113 text_t *et = l.t + col;
114 rend_t *er = l.r + col;
123 115
124 while (width--) 116 while (width--)
125 { 117 {
126 *et++ = ' '; 118 *et++ = ' ';
127 *er++ = efs; 119 *er++ = efs;
… …
129} 121}
130 122
131/* ------------------------------------------------------------------------- */ 123/* ------------------------------------------------------------------------- */
132/* 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 */
133void 125void
134rxvt_term::scr_blank_screen_mem (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
135{ 127{
136#ifdef DEBUG_STRICT 128 scr_blank_line (l, 0, ncol, efs);
137 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 129
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 130 l.l = 0;
131 l.f = 0;
132}
133
134// nuke a single wide character at the given column
135void
136rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
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);
146} 153}
147 154
148/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
158
151void 159void
160rxvt_term::scr_alloc () NOTHROW
161{
162 int tsize = sizeof (text_t) * ncol;
163 int rsize = sizeof (rend_t) * ncol;
164
165 // we assume that rend_t size is a sufficient alignment
166 // factor for tetx_t and line_t values, and we only
167 // need to adjust tsize.
168 tsize = (tsize + sizeof (rend_t) - 1);
169 tsize -= tsize % sizeof (rend_t);
170
171 int all_rows = total_rows + nrow + nrow;
172
173 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
174 chunk = rxvt_malloc (chunk_size);
175
176 char *base = (char *)chunk + sizeof (line_t) * all_rows;
177
178 for (int row = 0; row < all_rows; ++row)
179 {
180 line_t &l = ((line_t *)chunk) [row];
181
182 l.t = (text_t *)base; base += tsize;
183 l.r = (rend_t *)base; base += rsize;
184 l.l = -1;
185 l.f = 0;
186 }
187
188 drawn_buf = (line_t *)chunk;
189 swap_buf = drawn_buf + nrow;
190 row_buf = swap_buf + nrow;
191}
192
193void ecb_cold
152rxvt_term::scr_reset () 194rxvt_term::scr_reset ()
153{ 195{
154 unsigned int ncol, nrow, total_rows, prev_total_rows; 196#if ENABLE_OVERLAY
155 unsigned int p, q; 197 scr_overlay_off ();
156 int k; 198#endif
157 rend_t setrstyle;
158 199
159 D_SCREEN((stderr, "rxvt_scr_reset()"));
160
161 TermWin.view_start = 0; 200 view_start = 0;
162 num_scr = 0; 201 num_scr = 0;
163 202
164 if (TermWin.ncol == 0) 203 if (ncol == 0)
165 TermWin.ncol = 80; 204 ncol = 80;
166 205
167 if (TermWin.nrow == 0) 206 if (nrow == 0)
168 TermWin.nrow = 24; 207 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 208
173 if (ncol == prev_ncol && nrow == prev_nrow) 209 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 210 return;
175 211
212 // we need at least two lines for wrapping to work correctly
213 while (nrow + saveLines < 2)
214 {
215 //TODO//FIXME
216 saveLines++;
217 prev_nrow--;
218 top_row--;
219 }
220
176 want_refresh = 1; 221 want_refresh = 1;
177 222
223 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 224 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 225
181 screen.tscroll = 0; 226 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 227 screen.bscroll = nrow - 1;
183 228
184 if (!talloc) 229 void *prev_chunk = chunk;
185 { 230 line_t *prev_drawn_buf = drawn_buf;
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 231 line_t *prev_swap_buf = swap_buf;
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 232 line_t *prev_row_buf = row_buf;
188 } 233
189 234 int common_col = min (prev_ncol, ncol);
190 if (prev_nrow == 0) 235
236 scr_alloc ();
237
238 if (!prev_row_buf)
191 { 239 {
192 /* 240 /*
193 * first time called so just malloc everything : don't rely on realloc 241 * first time called so just malloc everything: don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL
195 */ 242 */
196 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 243 top_row = 0;
197 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 244 term_start = 0;
198 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 245
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t));
203
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
205 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
206 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208
209 for (p = 0; p < nrow; p++)
210 {
211 q = p + TermWin.saveLines;
212 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
214 screen.tlen[q] = swap.tlen[p] = 0;
215 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
216 }
217
218 MEMSET(charsets, 'B', sizeof(charsets)); 246 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 247 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 248 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 249 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 250 screen.charset = 0;
224 current_screen = PRIMARY; 251 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 252 scr_cursor (SAVE);
226 253
227#if NSCREENS 254#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 255 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 256 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 257 swap.charset = 0;
231 current_screen = SECONDARY; 258 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 259 scr_cursor (SAVE);
233 current_screen = PRIMARY; 260 current_screen = PRIMARY;
234#endif 261#endif
235 262
236 selection.text = NULL; 263 selection.text = NULL;
237 selection.len = 0; 264 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 265 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 266 selection.screen = PRIMARY;
240 selection.clicks = 0; 267 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this); 268 selection.clip_text = NULL;
242 rvideo = 0; 269 selection.clip_len = 0;
243 } 270 }
244 else 271 else
245 { 272 {
246 /* 273 /*
247 * add or delete rows as appropriate 274 * add or delete rows as appropriate
248 */ 275 */
249 setrstyle = DEFAULT_RSTYLE;
250 276
251 if (nrow < prev_nrow) 277 for (int row = min (nrow, prev_nrow); row--; )
278 {
279 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
280 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
281
282 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
283 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
284 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
285 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
252 { 286 }
253 /* delete rows */
254 k = min (TermWin.nscrolled, prev_nrow - nrow);
255 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
256 287
257 for (p = nrow; p < prev_nrow; p++) 288 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
289 int pend = MOD (term_start + top_row , prev_total_rows);
290 int q = total_rows; // rewrapped row
291
292 if (top_row)
293 {
294 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
295 // to come up with a lean and mean algorithm.
296 // TODO: maybe optimise when width didn't change
297
298 row_col_t ocur = screen.cur;
299 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
300
301 do
258 { 302 {
259 q = p + TermWin.saveLines; 303 p = MOD (p - 1, prev_total_rows);
260 if (screen.text[q]) 304 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
305 int plines = 1;
306 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
307
308 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 309 {
262#ifdef DEBUG_STRICT 310 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 311
264#endif 312 plines++;
265 talloc->free (screen.text[q]); 313 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 314 }
268 if (swap.text[p]) 315
316 int qlines = max (0, (llen - 1) / ncol) + 1;
317
318 // drop partial lines completely
319 if (q < qlines)
320 break;
321
322 q -= qlines;
323
324 int lofs = 0;
325 line_t *qline;
326
327 // re-assemble the full line by destination lines
328 for (int qrow = q; qlines--; qrow++)
269 { 329 {
270#ifdef DEBUG_STRICT 330 qline = row_buf + qrow;
271 assert (swap.rend[p]); 331 qline->alloc (); // redundant with next line
272#endif 332 qline->l = ncol;
273 talloc->free (swap.text[p]); 333 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 334
335 int qcol = 0;
336
337 // see below for cursor adjustment rationale
338 if (p == ocur.row)
339 screen.cur.row = q - (total_rows - nrow);
340
341 // fill a single destination line
342 while (lofs < llen && qcol < ncol)
343 {
344 int prow = lofs / prev_ncol;
345 int pcol = lofs % prev_ncol;
346
347 prow = MOD (p + prow, prev_total_rows);
348
349 // we only adjust the cursor _row_ and put it into
350 // the topmost line of "long line" it was in, as
351 // this seems to upset applications/shells/readline
352 // least.
353 if (prow == ocur.row)
354 screen.cur.row = q - (total_rows - nrow);
355
356 line_t &pline = prev_row_buf [prow];
357
358 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
359
360 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
361 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
362
363 lofs += len;
364 qcol += len;
365 }
275 } 366 }
276#ifdef DEBUG_STRICT 367
277 assert (drawn_text[p] && drawn_rend[p]); 368 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 369 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 370 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 371 }
372 while (p != pend && q > 0);
282 373
283 /* we have fewer rows so fix up cursor position */ 374 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 375 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 376
287 scr_reset_realloc (); /* realloc _last_ */ 377 // make sure all terminal lines exist
288 } 378 while (top_row > 0)
289 else if (nrow > prev_nrow) 379 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 380 }
291 /* add rows */ 381 else
292 scr_reset_realloc (); /* realloc _first_ */ 382 {
383 // if no scrollback exists (yet), wing, instead of wrap
293 384
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 385 for (int row = min (nrow, prev_nrow); row--; )
295
296 k = min (TermWin.nscrolled, nrow - prev_nrow);
297
298 for (p = prev_total_rows; p < total_rows; p++)
299 { 386 {
300 screen.tlen[p] = 0; 387 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 388 line_t &dst = row_buf [row];
302 screen.rend[p] = NULL; 389
390 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
391
392 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
393 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
303 } 394 }
304 395
305 for (p = prev_total_rows; p < total_rows - k; p++)
306 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
307
308 for (p = prev_nrow; p < nrow; p++) 396 for (int row = prev_nrow; row < nrow; row++)
309 { 397 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
310 swap.tlen[p] = 0;
311 swap.text[p] = NULL;
312 swap.rend[p] = NULL;
313 drawn_text[p] = NULL;
314 drawn_rend[p] = NULL;
315 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
316 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
317 }
318 398
319 if (k > 0) 399 term_start = 0;
320 {
321 scr_scroll_text (0, (int)nrow - 1, -k, 1);
322 screen.cur.row += k;
323 screen.s_cur.row += k;
324 TermWin.nscrolled -= k;
325 }
326#ifdef DEBUG_STRICT
327 assert(screen.cur.row < TermWin.nrow);
328 assert(swap.cur.row < TermWin.nrow);
329#else /* drive with your eyes closed */
330
331 MIN_IT(screen.cur.row, nrow - 1);
332 MIN_IT(swap.cur.row, nrow - 1);
333#endif
334 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
335 }
336
337 /* resize columns */
338 if (ncol != prev_ncol)
339 { 400 }
340 int common = min (prev_ncol, ncol); 401
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 402 clamp_it (screen.cur.row, 0, nrow - 1);
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 403 clamp_it (screen.cur.col, 0, ncol - 1);
343 404 }
344 for (p = 0; p < total_rows; p++)
345 {
346 if (screen.text[p])
347 {
348 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
349 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
350 405
351 MIN_IT(screen.tlen[p], (int16_t)ncol); 406 for (int row = nrow; row--; )
352
353 if (ncol > prev_ncol)
354 scr_blank_line (&(screen.text[p][prev_ncol]),
355 &(screen.rend[p][prev_ncol]),
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360
361 for (p = 0; p < nrow; p++)
362 {
363 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
364 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
365
366 if (ncol > prev_ncol)
367 scr_blank_line (&(drawn_text[p][prev_ncol]),
368 &(drawn_rend[p][prev_ncol]),
369 ncol - prev_ncol, setrstyle);
370
371 if (swap.text[p])
372 {
373 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
374 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
375
376 MIN_IT(swap.tlen[p], (int16_t)ncol);
377
378 if (ncol > prev_ncol)
379 scr_blank_line (&(swap.text[p][prev_ncol]),
380 &(swap.rend[p][prev_ncol]),
381 ncol - prev_ncol, setrstyle);
382 }
383
384 }
385
386 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
387 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
388
389 delete talloc; talloc = ta;
390 delete ralloc; ralloc = ra;
391 }
392
393 if (tabs)
394 free(tabs);
395 } 407 {
408 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
409 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
410 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
411 }
412
413 free (prev_chunk);
414
415 free (tabs);
416 tabs = (char *)rxvt_malloc (ncol);
417
418 for (int col = ncol; col--; )
419 tabs [col] = col % TABSIZE == 0;
420
421 CLEAR_ALL_SELECTION ();
396 422
397 prev_nrow = nrow; 423 prev_nrow = nrow;
398 prev_ncol = ncol; 424 prev_ncol = ncol;
399 425
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char));
401
402 for (p = 0; p < ncol; p++)
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
404
405 tt_winch (); 426 tt_winch ();
406}
407 427
408void 428 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
409rxvt_term::scr_reset_realloc()
410{
411 uint16_t total_rows, nrow;
412
413 nrow = TermWin.nrow;
414 total_rows = nrow + TermWin.saveLines;
415 /* *INDENT-OFF* */
416 screen.text = (text_t **)rxvt_realloc(screen.text, total_rows * sizeof(text_t *));
417 buf_text = (text_t **)rxvt_realloc(buf_text , total_rows * sizeof(text_t *));
418 drawn_text = (text_t **)rxvt_realloc(drawn_text , nrow * sizeof(text_t *));
419 swap.text = (text_t **)rxvt_realloc(swap.text , nrow * sizeof(text_t *));
420
421 screen.tlen = (int16_t *)rxvt_realloc(screen.tlen, total_rows * sizeof(int16_t));
422 swap.tlen = (int16_t *)rxvt_realloc(swap.tlen , total_rows * sizeof(int16_t));
423
424 screen.rend = (rend_t **)rxvt_realloc(screen.rend, total_rows * sizeof(rend_t *));
425 buf_rend = (rend_t **)rxvt_realloc(buf_rend , total_rows * sizeof(rend_t *));
426 drawn_rend = (rend_t **)rxvt_realloc(drawn_rend , nrow * sizeof(rend_t *));
427 swap.rend = (rend_t **)rxvt_realloc(swap.rend , nrow * sizeof(rend_t *));
428 /* *INDENT-ON* */
429} 429}
430 430
431/* ------------------------------------------------------------------------- */ 431/* ------------------------------------------------------------------------- */
432/* 432/*
433 * Free everything. That way malloc debugging can find leakage. 433 * Free everything. That way malloc debugging can find leakage.
434 */ 434 */
435void 435void ecb_cold
436rxvt_term::scr_release() 436rxvt_term::scr_release () NOTHROW
437{ 437{
438 uint16_t total_rows; 438 free (chunk);
439 int i;
440
441 total_rows = TermWin.nrow + TermWin.saveLines;
442
443#ifdef DEBUG_STRICT
444 for (i = 0; i < total_rows; i++)
445 {
446 if (screen.text[i])
447 /* then so is screen.rend[i] */
448 assert(screen.rend[i]);
449 }
450#endif
451
452 delete talloc;
453 delete ralloc;
454
455 free (screen.text);
456 free (screen.tlen);
457 free (screen.rend);
458 free (drawn_text);
459 free (drawn_rend);
460 free (swap.text);
461 free (swap.tlen);
462 free (swap.rend);
463 free (buf_text);
464 free (buf_rend);
465 free (tabs); 439 free (tabs);
466
467 /* NULL these so if anything tries to use them, we'll know about it */
468 screen.text = drawn_text = swap.text = NULL;
469 screen.rend = drawn_rend = swap.rend = NULL;
470 screen.tlen = swap.tlen = NULL;
471 buf_text = NULL;
472 buf_rend = NULL;
473 tabs = NULL;
474} 440}
475 441
476/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
477/* 443/*
478 * Hard reset 444 * Hard/Soft reset
479 */ 445 */
480/* EXTPROTO */ 446void ecb_cold
481void
482rxvt_scr_poweron(pR) 447rxvt_term::scr_poweron ()
483{ 448{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 449 scr_release ();
450
451 row_buf = 0;
452 tabs = 0;
487 R->prev_nrow = R->prev_ncol = 0; 453 prev_nrow = prev_ncol = 0;
454 rvideo_mode = false;
455 scr_soft_reset ();
488 R->scr_reset (); 456 scr_reset ();
489 457
490 R->scr_clear (); 458 scr_clear (true);
491 R->scr_refresh (SLOW_REFRESH); 459 scr_refresh ();
492#ifdef RXVT_GRAPHICS 460}
493 rxvt_Gr_reset (aR); 461
462void ecb_cold
463rxvt_term::scr_soft_reset () NOTHROW
464{
465 /* only affects modes, nothing drastic such as clearing the screen */
466#if ENABLE_OVERLAY
467 scr_overlay_off ();
494#endif 468#endif
469
470 if (current_screen != PRIMARY)
471 scr_swap_screen ();
472
473 scr_scroll_region (0, MAX_ROWS - 1);
474 scr_rendition (0, ~RS_None);
475 scr_insert_mode (0);
495} 476}
496 477
497/* ------------------------------------------------------------------------- * 478/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 479 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 480 * ------------------------------------------------------------------------- */
500/* 481/*
501 * Save and Restore cursor 482 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 483 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 484 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 485 */
505/* EXTPROTO */
506void 486void
507rxvt_scr_cursor(pR_ int mode) 487rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 488{
509 screen_t *s; 489 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 490
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 491#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 492 if (current_screen == SECONDARY)
515 s = &(R->swap); 493 s = &swap;
516 else 494 else
517#endif 495#endif
518 s = &(R->screen); 496 s = &screen;
497
519 switch (mode) { 498 switch (mode)
499 {
520 case SAVE: 500 case SAVE:
521 s->s_cur.row = s->cur.row; 501 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 502 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 503 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 504 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 505 s->s_charset_char = charsets[screen.charset];
526 break; 506 break;
507
527 case RESTORE: 508 case RESTORE:
528 R->want_refresh = 1; 509 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 510 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 511 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 512 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 513 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 514 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 515 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 516 set_font_style ();
536 break; 517 break;
537 } 518 }
519
538/* boundary check in case screen size changed between SAVE and RESTORE */ 520 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 521 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 522 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 523 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 524 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */ 525}
545 MAX_IT(s->cur.row, 0); 526
546 MAX_IT(s->cur.col, 0); 527void
547#endif 528rxvt_term::scr_swap_screen () NOTHROW
529{
530 if (!option (Opt_secondaryScreen))
531 return;
532
533 for (int i = prev_nrow; i--; )
534 ::swap (ROW(i), swap_buf [i]);
535
536 ::swap (screen.cur, swap.cur);
537
538 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
539 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 540}
549 541
550/* ------------------------------------------------------------------------- */ 542/* ------------------------------------------------------------------------- */
551/* 543/*
552 * Swap between primary and secondary screens 544 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 545 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 546 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 547 */
556/* EXTPROTO */ 548void
557int
558rxvt_scr_change_screen(pR_ int scrn) 549rxvt_term::scr_change_screen (int scrn)
559{ 550{
560 int i; 551 if (scrn == current_screen)
552 return;
553
554 want_refresh = 1;
555 view_start = 0;
556
557 /* check for boundary cross */
558 row_col_t pos;
559 pos.row = pos.col = 0;
560 if (ROWCOL_IS_BEFORE (selection.beg, pos)
561 && ROWCOL_IS_AFTER (selection.end, pos))
562 CLEAR_SELECTION ();
563
564 current_screen = scrn;
565
561#if NSCREENS 566#if NSCREENS
562 int offset; 567 if (option (Opt_secondaryScreen))
563#endif 568 {
564
565 R->want_refresh = 1;
566
567 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
568
569 R->TermWin.view_start = 0;
570
571 if (R->current_screen == scrn)
572 return R->current_screen;
573
574 rxvt_selection_check(aR_ 2); /* check for boundary cross */
575
576 SWAP_IT(R->current_screen, scrn, int);
577#if NSCREENS
578 R->num_scr = 0; 569 num_scr = 0;
579 offset = R->TermWin.saveLines; 570
580 for (i = R->prev_nrow; i--;) { 571 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 572
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 573 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 574 ::swap (screen.flags, swap.flags);
584 }
585 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
586 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
587# ifdef DEBUG_STRICT
588 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
589 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
590# else /* drive with your eyes closed */
591 MAX_IT(R->screen.cur.row, 0);
592 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
593 MAX_IT(R->screen.cur.col, 0);
594 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
595# endif
596 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
597 SWAP_IT(R->screen.flags, R->swap.flags, int);
598 R->screen.flags |= Screen_VisibleCursor; 575 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 576 swap.flags |= Screen_VisibleCursor;
600
601# ifdef RXVT_GRAPHICS
602
603 if (rxvt_Gr_Displayed(aR)) {
604 rxvt_Gr_scroll(aR_ 0);
605 rxvt_Gr_ChangeScreen(aR);
606 } 577 }
578 else
607# endif 579#endif
608#else 580 if (option (Opt_secondaryScroll))
609# ifdef SCROLL_ON_NO_SECONDARY
610# ifdef RXVT_GRAPHICS
611 if (rxvt_Gr_Displayed(aR))
612 rxvt_Gr_ClearScreen(aR);
613# endif
614 if (R->current_screen == PRIMARY
615# ifdef RXVT_GRAPHICS
616 && !rxvt_Gr_Displayed(aR)
617# endif
618 )
619 R->scr_scroll_text(0, (R->prev_nrow - 1), R->prev_nrow, 0); 581 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 582}
621#endif 583
584// clear WrapNext indicator, solidifying position on next line
585void
586rxvt_term::scr_do_wrap () NOTHROW
587{
588 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 589 return;
590
591 screen.flags &= ~Screen_WrapNext;
592
593 screen.cur.col = 0;
594
595 if (screen.cur.row == screen.bscroll)
596 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
597 else if (screen.cur.row < nrow - 1)
598 screen.cur.row++;
623} 599}
624 600
625/* ------------------------------------------------------------------------- */ 601/* ------------------------------------------------------------------------- */
626/* 602/*
627 * Change the colour for following text 603 * Change the colour for following text
628 */ 604 */
629/* EXTPROTO */
630void 605void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 606rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 607{
608 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 609 color = fgbg;
610
634 if (fgbg == Color_fg) 611 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 612 rstyle = SET_FGCOLOR (rstyle, color);
636 else 613 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 614 rstyle = SET_BGCOLOR (rstyle, color);
638} 615}
639 616
640/* ------------------------------------------------------------------------- */ 617/* ------------------------------------------------------------------------- */
641/* 618/*
642 * Change the rendition style for following text 619 * Change the rendition style for following text
643 */ 620 */
644/* EXTPROTO */
645void 621void
646rxvt_scr_rendition(pR_ int set, int style) 622rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 623{
648 if (set) 624 if (set)
649 R->rstyle |= style; 625 rstyle |= style;
650 else if (style == ~RS_None) 626 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 627 rstyle = DEFAULT_RSTYLE;
652 else 628 else
653 R->rstyle &= ~style; 629 rstyle &= ~style;
654} 630}
655 631
656/* ------------------------------------------------------------------------- */ 632/* ------------------------------------------------------------------------- */
657/* 633/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 634 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 635 * count positive ==> scroll up
660 * count negative ==> scroll down 636 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 637 */
663int 638int ecb_hot
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 639rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 640{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 641 if (count == 0 || (row1 > row2))
670 return 0; 642 return 0;
671 643
672 want_refresh = 1; 644 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 645 num_scr += count;
674 646
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 647 if (count > 0
648 && row1 == 0
649 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
650 {
651 min_it (count, total_rows - (nrow - (row2 + 1)));
652
653 top_row = max (top_row - count, -saveLines);
654
655 // sever bottommost line
676 { 656 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 657 line_t &l = ROW(row2);
678 658 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 659 l.touch ();
680 TermWin.nscrolled = TermWin.saveLines;
681 else
682 TermWin.nscrolled = (uint16_t)nscrolled;
683
684 if ((Options & Opt_scrollWithBuffer)
685 && TermWin.view_start != 0
686 && TermWin.view_start != TermWin.saveLines)
687 rxvt_scr_page (this, UP, count);
688 } 660 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 661
692 row2 += TermWin.saveLines; 662 // scroll everything up 'count' lines
663 term_start = (term_start + count) % total_rows;
693 664
665 // now copy lines below the scroll region bottom to the
666 // bottom of the screen again, so they look as if they
667 // hadn't moved.
668 for (int i = nrow; --i > row2; )
669 {
670 line_t &l1 = ROW(i - count);
671 line_t &l2 = ROW(i);
672
673 ::swap (l1, l2);
674 l2.touch ();
675 }
676
677 // erase newly scrolled-in lines
678 for (int i = count; i--; )
679 {
680 line_t &l = ROW(row2 - i);
681
682 // optimise if already cleared, can be significant on slow machines
683 // could be rolled into scr_blank_screen_mem
684 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
685 {
686 scr_blank_line (l, 0, l.l, rstyle);
687 l.l = 0;
688 l.f = 0;
689 }
690 else
691 scr_blank_screen_mem (l, rstyle);
692 }
693
694 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 695 if (selection.op && current_screen == selection.screen
695 { 696 && selection.beg.row <= row2)
696 i = selection.beg.row + TermWin.saveLines;
697 j = selection.end.row + TermWin.saveLines;
698 if ((i < row1 && j > row1)
699 || (i < row2 && j > row2)
700 || (i - count < row1 && i >= row1)
701 || (i - count > row2 && i <= row2)
702 || (j - count < row1 && j >= row1)
703 || (j - count > row2 && j <= row2))
704 {
705 CLEAR_ALL_SELECTION (this);
706 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
707 } 697 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 698 selection.beg.row -= count;
712 selection.end.row -= count; 699 selection.end.row -= count;
713 selection.mark.row -= count; 700 selection.mark.row -= count;
714 }
715 }
716 701
717 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */ 702 selection_check (0);
718
719 num_scr += count;
720 j = count;
721
722 if (count < 0)
723 count = -count;
724
725 i = row2 - row1 + 1;
726 MIN_IT(count, i);
727
728 if (j > 0)
729 {
730 /* A: scroll up */
731
732 /* A1: Copy lines that will get clobbered by the rotation */
733 for (i = 0, j = row1; i < count; i++, j++)
734 { 703 }
735 buf_text[i] = screen.text[j]; 704
736 buf_rend[i] = screen.rend[j]; 705 // finally move the view window, if desired
706 if (option (Opt_scrollWithBuffer)
707 && view_start != 0
708 && view_start != -saveLines)
709 scr_page (UP, count);
710
711 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
712 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
713 }
714 else
715 {
716 if (selection.op && current_screen == selection.screen)
737 } 717 {
738 /* A2: Rotate lines */ 718 if ((selection.beg.row < row1 && selection.end.row > row1)
739 for (j = row1, i = j + count; i <= row2; i++, j++) 719 || (selection.beg.row < row2 && selection.end.row > row2)
720 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
721 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
722 || (selection.end.row - count < row1 && selection.end.row >= row1)
723 || (selection.end.row - count > row2 && selection.end.row <= row2))
724 {
725 CLEAR_ALL_SELECTION ();
726 selection.op = SELECTION_CLEAR;
727 }
728 else if (selection.end.row >= row1 && selection.end.row <= row2)
729 {
730 /* move selected region too */
731 selection.beg.row -= count;
732 selection.end.row -= count;
733 selection.mark.row -= count;
734
735 selection_check (0);
736 }
740 { 737 }
741 screen.tlen[j] = screen.tlen[i]; 738
742 screen.text[j] = screen.text[i]; 739 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 740 // part of scr_scroll_text is not time-critical.
741
742 // sever line above scroll region
743 if (row1)
744 } 744 {
745 j = row2 - count + 1, i = count; 745 line_t &l = ROW(row1 - 1);
746 } 746 l.is_longer (0);
747 else /* if (j < 0) */ 747 l.touch ();
748 {
749 /* B: scroll down */
750
751 /* B1: Copy lines that will get clobbered by the rotation */
752 for (i = 0, j = row2; i < count; i++, j--)
753 { 748 }
754 buf_text[i] = screen.text[j]; 749
755 buf_rend[i] = screen.rend[j]; 750 int rows = row2 - row1 + 1;
751
752 min_it (count, rows);
753
754 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
755
756 for (int row = 0; row < rows; row++)
756 } 757 {
757 /* B2: Rotate lines */ 758 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
758 for (j = row2, i = j - count; i >= row1; i--, j--) 759
760 if (!IN_RANGE_EXC (row + count, 0, rows))
761 scr_blank_screen_mem (temp_buf [row], rstyle);
759 { 762 }
760 screen.tlen[j] = screen.tlen[i]; 763
761 screen.text[j] = screen.text[i]; 764 for (int row = 0; row < rows; row++)
762 screen.rend[j] = screen.rend[i]; 765 ROW(row1 + row) = temp_buf [row];
766
767 // sever bottommost line
768 {
769 line_t &l = ROW(row2);
770 l.is_longer (0);
771 l.touch ();
763 } 772 }
764 j = row1, i = count;
765 count = -count;
766 }
767
768 /* C: Resurrect lines */
769 for (; i--; j++)
770 { 773 }
771 screen.tlen[j] = 0;
772 screen.text[j] = buf_text[i];
773 screen.rend[j] = buf_rend[i];
774
775 if (!spec) /* line length may not equal TermWin.ncol */
776 scr_blank_screen_mem (screen.text, screen.rend,
777 (unsigned int)j, rstyle);
778 }
779
780#ifdef RXVT_GRAPHICS
781 if (rxvt_Gr_Displayed (this))
782 rxvt_Gr_scroll(this, count);
783#endif
784 774
785 return count; 775 return count;
786} 776}
787 777
788/* ------------------------------------------------------------------------- */ 778/* ------------------------------------------------------------------------- */
789/* 779/*
790 * Add text given in <str> of length <len> to screen struct 780 * Add text given in <str> of length <len> to screen struct
791 */ 781 */
792/* EXTPROTO */ 782void ecb_hot
793void 783rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len)
795{ 784{
796 unsigned char checksel, clearsel;
797 uint32_t c;
798 int i, row, last_col;
799 text_t *stp;
800 rend_t *srp;
801
802 if (len <= 0) /* sanity */ 785 if (len <= 0) /* sanity */
803 return; 786 return;
804 787
788 bool checksel;
789 unicode_t c;
790 int ncol = this->ncol;
791 const wchar_t *strend = str + len;
792
805 R->want_refresh = 1; 793 want_refresh = 1;
806 last_col = R->TermWin.ncol;
807
808 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
809 ZERO_SCROLLBACK(R); 794 ZERO_SCROLLBACK ();
795
810 if (nlines > 0) { 796 if (minlines > 0)
797 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 798 minlines += screen.cur.row - screen.bscroll;
799 min_it (minlines, screen.cur.row - top_row);
800
812 if ((nlines > 0) 801 if (minlines > 0
813 && (R->screen.tscroll == 0) 802 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 803 && screen.bscroll == nrow - 1)
804 {
815 /* _at least_ this many lines need to be scrolled */ 805 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 806 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 807 screen.cur.row -= minlines;
818 } 808 }
819 } 809 }
820#ifdef DEBUG_STRICT 810
821 assert(R->screen.cur.col < last_col); 811 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 812 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 813 && screen.cur.row >= top_row);
824#else /* drive with your eyes closed */ 814 int row = screen.cur.row;
825 MIN_IT(R->screen.cur.col, last_col - 1);
826 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
827 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
828#endif
829 row = R->screen.cur.row + R->TermWin.saveLines;
830 815
831 checksel = (R->selection.op 816 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 817
835 stp = R->screen.text[row]; 818 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 819
838 for (i = 0; i < len;) { 820 while (str < strend)
839 c = str[i++]; 821 {
840 switch (c) { 822 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 823
842 rxvt_scr_tab (aR_ 1); 824 if (ecb_unlikely (c < 0x20))
825 if (c == C0_LF)
826 {
827 max_it (line->l, screen.cur.col);
828
829 screen.flags &= ~Screen_WrapNext;
830
831 if (screen.cur.row == screen.bscroll)
832 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
833 else if (screen.cur.row < (nrow - 1))
834 row = ++screen.cur.row;
835
836 line = &ROW(row); /* _must_ refresh */
843 continue; 837 continue;
844 case '\n': 838 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 839 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 840 {
841 max_it (line->l, screen.cur.col);
842
847 R->screen.flags &= ~Screen_WrapNext; 843 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 844 screen.cur.col = 0;
849 R->scr_scroll_text (R->screen.tscroll, R->screen.bscroll, 1, 0);
850 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
851 row = (++R->screen.cur.row) + R->TermWin.saveLines;
852 stp = R->screen.text[row]; /* _must_ refresh */
853 srp = R->screen.rend[row]; /* _must_ refresh */
854 continue; 845 continue;
855 case '\r': 846 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 847 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 848 {
858 R->screen.flags &= ~Screen_WrapNext; 849 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 850 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 851 }
866 852
853 if (ecb_unlikely (
867 if (checksel /* see if we're writing within selection */ 854 checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 855 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 856 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
857 ))
858 {
870 checksel = 0; 859 checksel = 0;
871 clearsel = 1; 860 /*
861 * If we wrote anywhere in the selected area, kill the selection
862 * XXX: should we kill the mark too? Possibly, but maybe that
863 * should be a similar check.
864 */
865 CLEAR_SELECTION ();
866 }
867
868 if (ecb_unlikely (screen.flags & Screen_WrapNext))
872 } 869 {
873 if (R->screen.flags & Screen_WrapNext) { 870 scr_do_wrap ();
874 R->screen.tlen[row] = -1; 871
875 if (R->screen.cur.row == R->screen.bscroll) 872 line->l = ncol;
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 873 line->is_longer (1);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 874
878 row = (++R->screen.cur.row) + R->TermWin.saveLines; 875 row = screen.cur.row;
879 stp = R->screen.text[row]; /* _must_ refresh */ 876 line = &ROW(row); /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */ 877 }
881 R->screen.cur.col = 0; 878
882 R->screen.flags &= ~Screen_WrapNext; 879 // some utf-8 decoders "decode" surrogate characters: let's fix this.
880 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
881 c = 0xfffd;
882
883 // rely on wcwidth to tell us the character width, do wcwidth before
884 // further replacements, as wcwidth might return -1 for the line
885 // drawing characters below as they might be invalid in the current
886 // locale.
887 int width = WCWIDTH (c);
888
889 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
883 } 890 {
884 if (R->screen.flags & Screen_Insert) 891 // vt100 special graphics and line drawing
885 rxvt_scr_insdel_chars(aR_ 1, INSERT); 892 // 5f-7e standard vt100
893 // 40-5e rxvt extension for extra curses acs chars
894 static uint16_t vt100_0[62] = { // 41 .. 7e
895 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
896 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
897 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
898 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
899 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
900 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
901 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
902 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
903 };
886 904
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 905 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
888 switch (c)
889 { 906 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 907 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 908 width = 1; // vt100 line drawing characters are always single-width
892 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
893 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
894 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
895 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
896 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
897 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
898 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
899 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
900 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
901 } 909 }
910 }
902 911
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 912 if (ecb_unlikely (screen.flags & Screen_Insert))
913 scr_insdel_chars (width, INSERT);
904 914
905 stp[R->screen.cur.col] = c; 915 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 916 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 917#if !UNICODE_3
911 int width = wcwidth (c); 918 // trim characters we can't store directly :(
919 if (c >= 0x10000)
920# if ENABLE_COMBINING
921 c = rxvt_composite.compose (c); // map to lower 16 bits
922# else
923 c = 0xfffd;
924# endif
925#endif
926
927 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
928
929 // if the character doesn't fit into the remaining columns...
930 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
912 931 {
913 if (width > 1)
914 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1)
916 {
917
918 srp[R->screen.cur.col] |= RS_wide;
919
920 R->screen.cur.col++;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 }
924 }
925 }
926
927 if (R->screen.cur.col < last_col - 1)
928 R->screen.cur.col++;
929 else {
930 R->screen.tlen[row] = last_col;
931 if (R->screen.flags & Screen_Autowrap) 932 if (screen.flags & Screen_Autowrap)
933 {
934 // ... artificially enlargen the previous one
935 c = NOCHAR;
936 // and try the same character next loop iteration
937 --str;
938 }
939 else
940 screen.cur.col = ncol - width;
941 }
942
943 // nuke the character at this position, if required
944 // due to wonderful coincidences everywhere else in this loop
945 // we never have to check for overwriting a wide char itself,
946 // only its tail.
947 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
948 scr_kill_char (*line, screen.cur.col);
949
950 line->touch ();
951
952 do
953 {
954 line->t[screen.cur.col] = c;
955 line->r[screen.cur.col] = rend;
956
957 if (ecb_likely (screen.cur.col < ncol - 1))
958 screen.cur.col++;
959 else
960 {
961 line->l = ncol;
962 if (screen.flags & Screen_Autowrap)
932 R->screen.flags |= Screen_WrapNext; 963 screen.flags |= Screen_WrapNext;
964
965 goto end_of_line;
966 }
967
968 c = NOCHAR;
969 }
970 while (ecb_unlikely (--width > 0));
971
972 // pad with spaces when overwriting wide character with smaller one
973 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
974 {
975 line->t[c] = ' ';
976 line->r[c] = rend;
977 }
978
979end_of_line:
980 ;
981 }
982#if ENABLE_COMBINING
983 else // width == 0
933 } 984 {
934 } 985 if (c != 0xfeff) // ignore BOM
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 986 {
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 987 // handle combining characters
988 // we just tag the accent on the previous on-screen character.
989 // this is arguably not correct, but also arguably not wrong.
990 // we don't handle double-width characters nicely yet.
991 line_t *linep;
992 text_t *tp;
993 rend_t *rp;
937 994
938/* 995 if (screen.cur.col > 0)
939 * If we wrote anywhere in the selected area, kill the selection 996 {
940 * XXX: should we kill the mark too? Possibly, but maybe that 997 linep = line;
941 * should be a similar check. 998 tp = line->t + screen.cur.col - 1;
942 */ 999 rp = line->r + screen.cur.col - 1;
943 if (clearsel) 1000 }
944 CLEAR_SELECTION(R); 1001 else if (screen.cur.row > 0
1002 && ROW(screen.cur.row - 1).is_longer ())
1003 {
1004 linep = &ROW(screen.cur.row - 1);
1005 tp = line->t + ncol - 1;
1006 rp = line->r + ncol - 1;
1007 }
1008 else
1009 continue;
945 1010
946#ifdef DEBUG_STRICT 1011 linep->touch ();
1012
1013 while (*tp == NOCHAR && tp > linep->t)
1014 tp--, rp--;
1015
1016 // first try to find a precomposed character
1017 unicode_t n = rxvt_compose (*tp, c);
1018 if (n == NOCHAR)
1019 n = rxvt_composite.compose (*tp, c);
1020
1021 *tp = n;
1022 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1023 }
1024 }
1025#endif
1026 }
1027
1028 max_it (line->l, screen.cur.col);
1029
947 assert(R->screen.cur.row >= 0); 1030 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0);
950#endif
951} 1031}
952 1032
953/* ------------------------------------------------------------------------- */ 1033/* ------------------------------------------------------------------------- */
954/* 1034/*
955 * Process Backspace. Move back the cursor back a position, wrap if have to 1035 * Process Backspace. Move back the cursor back a position, wrap if have to
956 * XTERM_SEQ: CTRL-H 1036 * XTERM_SEQ: CTRL-H
957 */ 1037 */
958/* EXTPROTO */
959void 1038void
960rxvt_scr_backspace(pR) 1039rxvt_term::scr_backspace () NOTHROW
961{ 1040{
962 R->want_refresh = 1;
963 if (R->screen.cur.col == 0) { 1041 if (screen.cur.col == 0)
1042 {
964 if (R->screen.cur.row > 0) { 1043 if (screen.cur.row > 0)
1044 {
965#ifdef TERMCAP_HAS_BW 1045#ifdef TERMCAP_HAS_BW
966 R->screen.cur.col = R->TermWin.ncol - 1; 1046 screen.cur.col = ncol - 1;
967 R->screen.cur.row--; 1047 --screen.cur.row;
968 return; 1048
1049 want_refresh = 1;
969#endif 1050#endif
970 } 1051 }
1052 }
971 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1053 else if (screen.flags & Screen_WrapNext)
972 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
973 R->screen.flags &= ~Screen_WrapNext; 1054 screen.flags &= ~Screen_WrapNext;
1055 else
1056 scr_gotorc (0, -1, RELATIVE);
974} 1057}
975 1058
976/* ------------------------------------------------------------------------- */ 1059/* ------------------------------------------------------------------------- */
977/* 1060/*
978 * Process Horizontal Tab 1061 * Process Horizontal Tab
979 * count: +ve = forward; -ve = backwards 1062 * count: +ve = forward; -ve = backwards
980 * XTERM_SEQ: CTRL-I 1063 * XTERM_SEQ: CTRL-I
981 */ 1064 */
982/* EXTPROTO */
983void 1065void
984rxvt_scr_tab(pR_ int count) 1066rxvt_term::scr_tab (int count, bool ht) NOTHROW
985{ 1067{
986 int i, x; 1068 int i, x;
987 1069
988 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
989 R->want_refresh = 1; 1070 want_refresh = 1;
990 i = x = R->screen.cur.col; 1071 i = x = screen.cur.col;
1072
991 if (count == 0) 1073 if (count == 0)
992 return; 1074 return;
993 else if (count > 0) { 1075 else if (count > 0)
1076 {
1077 line_t &l = ROW(screen.cur.row);
1078 rend_t base_rend = l.r[i];
1079 ht &= l.t[i] == ' ';
1080
994 for (; ++i < R->TermWin.ncol; ) 1081 for (; ++i < ncol; )
995 if (R->tabs[i]) { 1082 if (tabs[i])
1083 {
996 x = i; 1084 x = i;
1085
997 if (!--count) 1086 if (!--count)
998 break; 1087 break;
1088 }
1089 else
1090 ht &= l.t[i] == ' '
1091 && RS_SAME (l.r[i], base_rend);
1092
1093 if (count)
1094 x = ncol - 1;
1095
1096 // store horizontal tab commands as characters inside the text
1097 // buffer so they can be selected and pasted.
1098 if (ht && option (Opt_pastableTabs))
1099 {
1100 base_rend = SET_FONT (base_rend, 0);
1101
1102 l.touch (x);
1103
1104 i = screen.cur.col;
1105
1106 l.t[i] = '\t';
1107 l.r[i] = base_rend;
1108
1109 while (++i < x)
1110 {
1111 l.t[i] = NOCHAR;
1112 l.r[i] = base_rend;
999 } 1113 }
1000 if (count) 1114 }
1001 x = R->TermWin.ncol - 1; 1115 }
1002 } else /* if (count < 0) */ { 1116 else /* if (count < 0) */
1117 {
1003 for (; --i >= 0; ) 1118 for (; --i >= 0; )
1004 if (R->tabs[i]) { 1119 if (tabs[i])
1005 x = i;
1006 if (!++count)
1007 break;
1008 } 1120 {
1009 if (count)
1010 x = 0; 1121 x = i;
1122 if (!++count)
1123 break;
1124 }
1125
1126 if (count)
1127 x = 0;
1011 } 1128 }
1129
1012 if (x != R->screen.cur.col) 1130 if (x != screen.cur.col)
1013 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1131 scr_gotorc (0, x, R_RELATIVE);
1014} 1132}
1015 1133
1016/* ------------------------------------------------------------------------- */ 1134/* ------------------------------------------------------------------------- */
1017/* 1135/*
1018 * Process DEC Back Index 1136 * Process DEC Back Index
1019 * XTERM_SEQ: ESC 6 1137 * XTERM_SEQ: ESC 6
1020 * Move cursor left in row. If we're at the left boundary, shift everything 1138 * Move cursor left in row. If we're at the left boundary, shift everything
1021 * in that row right. Clear left column. 1139 * in that row right. Clear left column.
1022 */ 1140 */
1023#ifndef NO_FRILLS 1141#if !ENABLE_MINIMAL
1024/* EXTPROTO */ 1142void ecb_cold
1025void 1143rxvt_term::scr_backindex () NOTHROW
1026rxvt_scr_backindex(pR)
1027{ 1144{
1028 if (R->screen.cur.col > 0) 1145 if (screen.cur.col > 0)
1029 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1146 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1030 else { 1147 else
1031 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1032 return; /* um, yeah? */
1033 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1148 scr_insdel_chars (1, INSERT);
1034 }
1035} 1149}
1036#endif 1150#endif
1037/* ------------------------------------------------------------------------- */ 1151/* ------------------------------------------------------------------------- */
1038/* 1152/*
1039 * Process DEC Forward Index 1153 * Process DEC Forward Index
1040 * XTERM_SEQ: ESC 9 1154 * XTERM_SEQ: ESC 9
1041 * Move cursor right in row. If we're at the right boundary, shift everything 1155 * Move cursor right in row. If we're at the right boundary, shift everything
1042 * in that row left. Clear right column. 1156 * in that row left. Clear right column.
1043 */ 1157 */
1044#ifndef NO_FRILLS 1158#if !ENABLE_MINIMAL
1045/* EXTPROTO */ 1159void ecb_cold
1046void 1160rxvt_term::scr_forwardindex () NOTHROW
1047rxvt_scr_forwardindex(pR)
1048{ 1161{
1049 int row;
1050
1051 if (R->screen.cur.col < R->TermWin.ncol - 1) 1162 if (screen.cur.col < ncol - 1)
1052 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1163 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1053 else { 1164 else
1054 row = R->screen.cur.row + R->TermWin.saveLines; 1165 {
1055 if (R->screen.tlen[row] == 0) 1166 line_t &l = ROW(screen.cur.row);
1056 return; /* um, yeah? */ 1167
1057 else if (R->screen.tlen[row] == -1) 1168 l.touch ();
1058 R->screen.tlen[row] = R->TermWin.ncol; 1169 l.is_longer (0);
1170
1059 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1171 scr_gotorc (0, 0, R_RELATIVE);
1060 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1172 scr_insdel_chars (1, DELETE);
1061 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1173 scr_gotorc (0, ncol - 1, R_RELATIVE);
1062 } 1174 }
1063} 1175}
1064#endif 1176#endif
1065 1177
1066/* ------------------------------------------------------------------------- */ 1178/* ------------------------------------------------------------------------- */
1067/* 1179/*
1068 * Goto Row/Column 1180 * Goto Row/Column
1069 */ 1181 */
1070/* EXTPROTO */
1071void 1182void
1072rxvt_scr_gotorc(pR_ int row, int col, int relative) 1183rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1073{ 1184{
1074 R->want_refresh = 1; 1185 want_refresh = 1;
1075 ZERO_SCROLLBACK(R); 1186 ZERO_SCROLLBACK ();
1076#ifdef RXVT_GRAPHICS
1077 if (rxvt_Gr_Displayed(aR))
1078 rxvt_Gr_scroll(aR_ 0);
1079#endif
1080 1187
1081 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1082
1083 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1188 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1084 : col); 1189 clamp_it (screen.cur.col, 0, ncol - 1);
1085 MAX_IT(R->screen.cur.col, 0);
1086 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1087 1190
1088 R->screen.flags &= ~Screen_WrapNext; 1191 screen.flags &= ~Screen_WrapNext;
1192
1089 if (relative & R_RELATIVE) { 1193 if (relative & R_RELATIVE)
1194 {
1090 if (row > 0) { 1195 if (row > 0)
1196 {
1091 if (R->screen.cur.row <= R->screen.bscroll 1197 if (screen.cur.row <= screen.bscroll
1092 && (R->screen.cur.row + row) > R->screen.bscroll) 1198 && (screen.cur.row + row) > screen.bscroll)
1093 R->screen.cur.row = R->screen.bscroll; 1199 screen.cur.row = screen.bscroll;
1094 else 1200 else
1095 R->screen.cur.row += row;
1096 } else if (row < 0) {
1097 if (R->screen.cur.row >= R->screen.tscroll
1098 && (R->screen.cur.row + row) < R->screen.tscroll)
1099 R->screen.cur.row = R->screen.tscroll;
1100 else
1101 R->screen.cur.row += row;
1102 }
1103 } else {
1104 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1105 R->screen.cur.row = row + R->screen.tscroll;
1106 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1107 } else
1108 R->screen.cur.row = row; 1201 screen.cur.row += row;
1202 }
1203 else if (row < 0)
1204 {
1205 if (screen.cur.row >= screen.tscroll
1206 && (screen.cur.row + row) < screen.tscroll)
1207 screen.cur.row = screen.tscroll;
1208 else
1209 screen.cur.row += row;
1210 }
1211 }
1212 else
1109 } 1213 {
1110 MAX_IT(R->screen.cur.row, 0); 1214 if (screen.flags & Screen_Relative)
1111 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1215 {
1112} 1216 /* relative origin mode */
1217 screen.cur.row = row + screen.tscroll;
1218 min_it (screen.cur.row, screen.bscroll);
1219 }
1220 else
1221 screen.cur.row = row;
1222 }
1113 1223
1224 clamp_it (screen.cur.row, 0, nrow - 1);
1225}
1226
1114/* ------------------------------------------------------------------------- */ 1227/* ------------------------------------------------------------------------- */
1115/* 1228/*
1116 * direction should be UP or DN 1229 * direction should be UP or DN
1117 */ 1230 */
1118/* EXTPROTO */
1119void 1231void
1120rxvt_scr_index(pR_ enum page_dirn direction) 1232rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1121{ 1233{
1122 int dirn; 1234 int dirn;
1123 1235
1124 R->want_refresh = 1; 1236 want_refresh = 1;
1237 ZERO_SCROLLBACK ();
1238
1125 dirn = ((direction == UP) ? 1 : -1); 1239 dirn = ((direction == UP) ? 1 : -1);
1126 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1127 1240
1128 ZERO_SCROLLBACK(R);
1129
1130#ifdef RXVT_GRAPHICS
1131 if (rxvt_Gr_Displayed(aR))
1132 rxvt_Gr_scroll(aR_ 0);
1133#endif
1134
1135 R->screen.flags &= ~Screen_WrapNext; 1241 screen.flags &= ~Screen_WrapNext;
1242
1136 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1243 if ((screen.cur.row == screen.bscroll && direction == UP)
1137 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1244 || (screen.cur.row == screen.tscroll && direction == DN))
1138 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1245 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1139 else 1246 else
1140 R->screen.cur.row += dirn; 1247 screen.cur.row += dirn;
1141 MAX_IT(R->screen.cur.row, 0); 1248
1142 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1249 clamp_it (screen.cur.row, 0, nrow - 1);
1143 rxvt_selection_check(aR_ 0); 1250 selection_check (0);
1144} 1251}
1145 1252
1146/* ------------------------------------------------------------------------- */ 1253/* ------------------------------------------------------------------------- */
1147/* 1254/*
1148 * Erase part or whole of a line 1255 * Erase part or whole of a line
1149 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1256 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1150 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1257 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1151 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1258 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1259 * extension: clear to right unless wrapped: ESC [ 3 K
1152 */ 1260 */
1153/* EXTPROTO */
1154void 1261void
1155rxvt_scr_erase_line(pR_ int mode) 1262rxvt_term::scr_erase_line (int mode) NOTHROW
1156{ 1263{
1157 unsigned int row, col, num; 1264 unsigned int col, num;
1158 1265
1159 R->want_refresh = 1; 1266 want_refresh = 1;
1160 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1161 ZERO_SCROLLBACK (R); 1267 ZERO_SCROLLBACK ();
1162 1268
1163#ifdef RXVT_GRAPHICS
1164 if (rxvt_Gr_Displayed (aR))
1165 rxvt_Gr_scroll (aR_ 0);
1166#endif
1167
1168 rxvt_selection_check (aR_ 1); 1269 selection_check (1);
1169 1270
1170 R->screen.flags &= ~Screen_WrapNext; 1271 line_t &line = ROW(screen.cur.row);
1171 1272
1172 row = R->TermWin.saveLines + R->screen.cur.row; 1273 line.touch ();
1274 line.is_longer (0);
1275
1173 switch (mode) 1276 switch (mode)
1174 { 1277 {
1278 case 3:
1279 if (screen.flags & Screen_WrapNext)
1280 return;
1281
1282 /* fall through */
1283
1175 case 0: /* erase to end of line */ 1284 case 0: /* erase to end of line */
1176 col = R->screen.cur.col; 1285 col = screen.cur.col;
1177 num = R->TermWin.ncol - col; 1286 num = ncol - col;
1178 MIN_IT(R->screen.tlen[row], (int16_t)col); 1287 min_it (line.l, col);
1288
1179 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1289 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1180 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1290 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1181 CLEAR_SELECTION(R); 1291 CLEAR_SELECTION ();
1182 break; 1292 break;
1293
1183 case 1: /* erase to beginning of line */ 1294 case 1: /* erase to beginning of line */
1184 col = 0; 1295 col = 0;
1185 num = R->screen.cur.col + 1; 1296 num = screen.cur.col + 1;
1297
1186 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1298 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1187 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1299 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1188 CLEAR_SELECTION(R); 1300 CLEAR_SELECTION ();
1189 break; 1301 break;
1302
1190 case 2: /* erase whole line */ 1303 case 2: /* erase whole line */
1191 col = 0; 1304 col = 0;
1192 num = R->TermWin.ncol; 1305 num = ncol;
1193 R->screen.tlen[row] = 0; 1306 line.l = 0;
1194 if (R->selection.beg.row <= R->screen.cur.row 1307 if (selection.beg.row <= screen.cur.row
1195 && R->selection.end.row >= R->screen.cur.row) 1308 && selection.end.row >= screen.cur.row)
1196 CLEAR_SELECTION(R); 1309 CLEAR_SELECTION ();
1197 break; 1310 break;
1198 default: 1311 default:
1199 return; 1312 return;
1200 } 1313 }
1201 1314
1202 if (R->screen.text[row]) 1315 scr_blank_line (line, col, num, rstyle);
1203 R->scr_blank_line (&(R->screen.text[row][col]),
1204 &(R->screen.rend[row][col]), num, R->rstyle);
1205 else
1206 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1207} 1316}
1208 1317
1209/* ------------------------------------------------------------------------- */ 1318/* ------------------------------------------------------------------------- */
1210/* 1319/*
1211 * Erase part of whole of the screen 1320 * Erase part or whole of the screen
1212 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1321 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1213 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1322 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1214 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1323 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1215 */ 1324 */
1216void 1325void
1217rxvt_term::scr_erase_screen (int mode) 1326rxvt_term::scr_erase_screen (int mode) NOTHROW
1218{ 1327{
1219 int num; 1328 int num;
1220 int32_t row, row_offset; 1329 int32_t row;
1221 rend_t ren; 1330 rend_t ren;
1222 XGCValues gcvalue; 1331 XGCValues gcvalue;
1223 1332
1224 want_refresh = 1; 1333 want_refresh = 1;
1225 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1226 ZERO_SCROLLBACK(this); 1334 ZERO_SCROLLBACK ();
1227 row_offset = (int32_t)TermWin.saveLines;
1228 1335
1229 switch (mode) { 1336 switch (mode)
1337 {
1230 case 0: /* erase to end of screen */ 1338 case 0: /* erase to end of screen */
1231 rxvt_selection_check(this,1);
1232 rxvt_scr_erase_line(this,0); 1339 scr_erase_line (0);
1233 row = screen.cur.row + 1; /* possible OOB */ 1340 row = screen.cur.row + 1; /* possible OOB */
1234 num = TermWin.nrow - row; 1341 num = nrow - row;
1235 break; 1342 break;
1236 case 1: /* erase to beginning of screen */ 1343 case 1: /* erase to beginning of screen */
1237 rxvt_selection_check(this,3);
1238 rxvt_scr_erase_line(this,1); 1344 scr_erase_line (1);
1239 row = 0; 1345 row = 0;
1240 num = screen.cur.row; 1346 num = screen.cur.row;
1241 break; 1347 break;
1242 case 2: /* erase whole screen */ 1348 case 2: /* erase whole screen */
1243 rxvt_selection_check (this, 3);
1244#ifdef RXVT_GRAPHICS
1245 rxvt_Gr_ClearScreen (this);
1246#endif
1247 row = 0; 1349 row = 0;
1248 num = TermWin.nrow; 1350 num = nrow;
1249 break; 1351 break;
1250 default: 1352 default:
1251 return; 1353 return;
1252 } 1354 }
1253 refresh_type |= REFRESH_BOUNDS; 1355
1254 if (selection.op && current_screen == selection.screen 1356 if (selection.op && current_screen == selection.screen
1255 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1357 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1256 || (selection.end.row >= row 1358 || (selection.end.row >= row
1257 && selection.end.row <= row + num))) 1359 && selection.end.row <= row + num)))
1258 CLEAR_SELECTION (this); 1360 CLEAR_SELECTION ();
1361
1259 if (row >= TermWin.nrow) /* Out Of Bounds */ 1362 if (row >= nrow) /* Out Of Bounds */
1260 return; 1363 return;
1261 MIN_IT(num, (TermWin.nrow - row)); 1364
1365 min_it (num, nrow - row);
1366
1262 if (rstyle & (RS_RVid | RS_Uline)) 1367 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1263 ren = (rend_t) ~RS_None; 1368 ren = (rend_t) ~RS_None;
1264 else if (GET_BASEBG(rstyle) == Color_bg) { 1369 else if (GET_BASEBG (rstyle) == Color_bg)
1370 {
1265 ren = DEFAULT_RSTYLE; 1371 ren = DEFAULT_RSTYLE;
1266 CLEAR_ROWS(row, num); 1372
1267 } else { 1373 if (mapped)
1374 XClearArea (dpy, vt, 0,
1375 Row2Pixel (row - view_start), (unsigned int)vt_width,
1376 (unsigned int)Height2Pixel (num), False);
1377 }
1378 else
1379 {
1268 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1380 ren = rstyle & (RS_fgMask | RS_bgMask);
1381
1382 if (mapped)
1383 {
1269 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1384 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1270 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1385 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1271 ERASE_ROWS(row, num); 1386 XFillRectangle (dpy, vt, gc,
1387 0, Row2Pixel (row - view_start),
1388 (unsigned int)vt_width,
1389 (unsigned int)Height2Pixel (num));
1272 gcvalue.foreground = PixColors[Color_fg]; 1390 gcvalue.foreground = pix_colors[Color_fg];
1273 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1391 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1392 }
1274 } 1393 }
1394
1275 for (; num--; row++) { 1395 for (; num--; row++)
1276 scr_blank_screen_mem (screen.text, screen.rend,
1277 (unsigned int)(row + row_offset), rstyle);
1278 screen.tlen[row + row_offset] = 0;
1279 scr_blank_line (drawn_text[row], drawn_rend[row],
1280 (unsigned int)TermWin.ncol, ren);
1281 } 1396 {
1397 scr_blank_screen_mem (ROW(row), rstyle);
1398
1399 if (row - view_start < nrow)
1400 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1401 }
1282} 1402}
1403
1404#if !ENABLE_MINIMAL
1405void
1406rxvt_term::scr_erase_savelines () NOTHROW
1407{
1408 want_refresh = 1;
1409 ZERO_SCROLLBACK ();
1410
1411 top_row = 0;
1412}
1413#endif
1283 1414
1284/* ------------------------------------------------------------------------- */ 1415/* ------------------------------------------------------------------------- */
1285/* 1416/*
1286 * Fill the screen with `E's 1417 * Fill the screen with `E's
1287 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1418 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1288 */ 1419 */
1289/* EXTPROTO */ 1420void ecb_cold
1290void 1421rxvt_term::scr_E () NOTHROW
1291rxvt_scr_E(pR)
1292{ 1422{
1293 int i, j, k; 1423 rend_t fs;
1294 rend_t *r1, fs;
1295 1424
1296 R->want_refresh = 1; 1425 want_refresh = 1;
1297 R->num_scr_allow = 0;
1298 ZERO_SCROLLBACK(R); 1426 ZERO_SCROLLBACK ();
1299 rxvt_selection_check(aR_ 3);
1300 1427
1301 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1428 num_scr_allow = 0;
1302 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1429
1303 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1430 row_col_t pos;
1304 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1431 pos.row = pos.col = 0;
1305 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1432 if (ROWCOL_IS_AFTER (selection.end, pos))
1433 CLEAR_SELECTION ();
1434
1435 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1436 for (int row = nrow; row--; )
1437 {
1438 line_t &line = ROW(row);
1439
1440 fill_text (line.t, 'E', ncol);
1441 rend_t *r1 = line.r;
1442
1443 for (int j = ncol; j--; )
1306 *r1++ = fs; 1444 *r1++ = fs;
1445
1446 line.is_longer (0);
1447 line.touch (ncol);
1307 } 1448 }
1308} 1449}
1309 1450
1310/* ------------------------------------------------------------------------- */ 1451/* ------------------------------------------------------------------------- */
1311/* 1452/*
1312 * Insert/Delete <count> lines 1453 * Insert/Delete <count> lines
1313 */ 1454 */
1314/* EXTPROTO */
1315void 1455void
1316rxvt_scr_insdel_lines(pR_ int count, int insdel) 1456rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1317{ 1457{
1318 int end; 1458 int end;
1319 1459
1320 ZERO_SCROLLBACK(R); 1460 ZERO_SCROLLBACK ();
1321 1461
1322#ifdef RXVT_GRAPHICS
1323 if (rxvt_Gr_Displayed(aR))
1324 rxvt_Gr_scroll(aR_ 0);
1325#endif
1326
1327 rxvt_selection_check(aR_ 1); 1462 selection_check (1);
1328 1463
1329 if (R->screen.cur.row > R->screen.bscroll) 1464 if (screen.cur.row > screen.bscroll)
1465 return;
1466
1467 end = screen.bscroll - screen.cur.row + 1;
1468 if (count > end)
1469 {
1470 if (insdel == DELETE)
1330 return; 1471 return;
1331
1332 end = R->screen.bscroll - R->screen.cur.row + 1;
1333 if (count > end) {
1334 if (insdel == DELETE)
1335 return;
1336 else if (insdel == INSERT) 1472 else if (insdel == INSERT)
1337 count = end; 1473 count = end;
1338 } 1474 }
1339 R->screen.flags &= ~Screen_WrapNext;
1340 1475
1476 scr_do_wrap ();
1477
1341 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1478 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1342} 1479}
1343 1480
1344/* ------------------------------------------------------------------------- */ 1481/* ------------------------------------------------------------------------- */
1345/* 1482/*
1346 * Insert/Delete <count> characters from the current position 1483 * Insert/Delete <count> characters from the current position
1347 */ 1484 */
1348/* EXTPROTO */
1349void 1485void
1350rxvt_scr_insdel_chars(pR_ int count, int insdel) 1486rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1351{ 1487{
1352 int col, row;
1353 rend_t tr;
1354 text_t *stp;
1355 rend_t *srp;
1356 int16_t *slp;
1357
1358 R->want_refresh = 1; 1488 want_refresh = 1;
1359 ZERO_SCROLLBACK(R); 1489 ZERO_SCROLLBACK ();
1360 1490
1361#ifdef RXVT_GRAPHICS
1362 if (rxvt_Gr_Displayed(aR))
1363 rxvt_Gr_scroll(aR_ 0);
1364#endif
1365
1366 if (count <= 0) 1491 if (count <= 0)
1367 return; 1492 return;
1368 1493
1494 scr_do_wrap ();
1495
1369 rxvt_selection_check(aR_ 1); 1496 selection_check (1);
1370 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1497 min_it (count, ncol - screen.cur.col);
1371 1498
1372 row = R->screen.cur.row + R->TermWin.saveLines; 1499 int row = screen.cur.row;
1373 R->screen.flags &= ~Screen_WrapNext;
1374 1500
1375 stp = R->screen.text[row]; 1501 line_t *line = &ROW(row);
1376 srp = R->screen.rend[row]; 1502
1377 slp = &(R->screen.tlen[row]); 1503 line->touch ();
1504 line->is_longer (0);
1505
1506 // nuke wide spanning the start
1507 if (line->t[screen.cur.col] == NOCHAR)
1508 scr_kill_char (*line, screen.cur.col);
1509
1378 switch (insdel) { 1510 switch (insdel)
1511 {
1379 case INSERT: 1512 case INSERT:
1380 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1513 line->l = min (line->l + count, ncol);
1381 col--) { 1514
1515 if (line->t[screen.cur.col] == NOCHAR)
1516 scr_kill_char (*line, screen.cur.col);
1517
1518 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1519 {
1382 stp[col] = stp[col - count]; 1520 line->t[col] = line->t[col - count];
1383 srp[col] = srp[col - count]; 1521 line->r[col] = line->r[col - count];
1384 } 1522 }
1385 if (*slp != -1) { 1523
1386 *slp += count;
1387 MIN_IT(*slp, R->TermWin.ncol);
1388 }
1389 if (R->selection.op && R->current_screen == R->selection.screen 1524 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1525 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1526 {
1391 if (R->selection.end.row != R->screen.cur.row 1527 if (selection.end.row != screen.cur.row
1392 || (R->selection.end.col + count >= R->TermWin.ncol)) 1528 || (selection.end.col + count >= ncol))
1393 CLEAR_SELECTION(R); 1529 CLEAR_SELECTION ();
1530 else
1531 {
1394 else { /* shift selection */ 1532 /* shift selection */
1395 R->selection.beg.col += count; 1533 selection.beg.col += count;
1396 R->selection.mark.col += count; /* XXX: yes? */ 1534 selection.mark.col += count; /* XXX: yes? */
1397 R->selection.end.col += count; 1535 selection.end.col += count;
1398 } 1536 }
1399 } 1537 }
1400 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1538
1401 (unsigned int)count, R->rstyle); 1539 scr_blank_line (*line, screen.cur.col, count, rstyle);
1402 break; 1540 break;
1541
1403 case ERASE: 1542 case ERASE:
1404 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1543 screen.cur.col += count; /* don't worry if > ncol */
1405 rxvt_selection_check(aR_ 1); 1544 selection_check (1);
1406 R->screen.cur.col -= count; 1545 screen.cur.col -= count;
1407 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1546
1408 (unsigned int)count, R->rstyle); 1547 // nuke wide char after the end
1548 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1549 scr_kill_char (*line, screen.cur.col + count);
1550
1551 scr_blank_line (*line, screen.cur.col, count, rstyle);
1409 break; 1552 break;
1553
1410 case DELETE: 1554 case DELETE:
1411 tr = srp[R->TermWin.ncol - 1] 1555 line->l = max (line->l - count, 0);
1412 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1556
1557 // nuke wide char spanning the end
1558 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1559 scr_kill_char (*line, screen.cur.col + count);
1560
1413 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1561 for (int col = screen.cur.col; (col + count) < ncol; col++)
1562 {
1414 stp[col] = stp[col + count]; 1563 line->t[col] = line->t[col + count];
1415 srp[col] = srp[col + count]; 1564 line->r[col] = line->r[col + count];
1416 } 1565 }
1417 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1566
1418 &(srp[R->TermWin.ncol - count]), 1567 scr_blank_line (*line, ncol - count, count, rstyle);
1419 (unsigned int)count, tr); 1568
1420 if (*slp == -1) /* break line continuation */
1421 *slp = R->TermWin.ncol;
1422 *slp -= count;
1423 MAX_IT(*slp, 0);
1424 if (R->selection.op && R->current_screen == R->selection.screen 1569 if (selection.op && current_screen == selection.screen
1425 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1570 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1571 {
1426 if (R->selection.end.row != R->screen.cur.row 1572 if (selection.end.row != screen.cur.row
1427 || (R->screen.cur.col >= R->selection.beg.col - count) 1573 || (screen.cur.col >= selection.beg.col - count)
1428 || R->selection.end.col >= R->TermWin.ncol) 1574 || selection.end.col >= ncol)
1429 CLEAR_SELECTION(R); 1575 CLEAR_SELECTION ();
1430 else { 1576 else
1577 {
1431 /* shift selection */ 1578 /* shift selection */
1432 R->selection.beg.col -= count; 1579 selection.beg.col -= count;
1433 R->selection.mark.col -= count; /* XXX: yes? */ 1580 selection.mark.col -= count; /* XXX: yes? */
1434 R->selection.end.col -= count; 1581 selection.end.col -= count;
1435 } 1582 }
1436 } 1583 }
1584
1437 break; 1585 break;
1438 } 1586 }
1439} 1587}
1440 1588
1441/* ------------------------------------------------------------------------- */ 1589/* ------------------------------------------------------------------------- */
1442/* 1590/*
1443 * Set the scrolling region 1591 * Set the scrolling region
1444 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1592 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1445 */ 1593 */
1446/* EXTPROTO */ 1594void ecb_cold
1447void
1448rxvt_scr_scroll_region(pR_ int top, int bot) 1595rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1449{ 1596{
1450 MAX_IT(top, 0); 1597 max_it (top, 0);
1451 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1598 min_it (bot, nrow - 1);
1599
1452 if (top > bot) 1600 if (top > bot)
1453 return; 1601 return;
1602
1454 R->screen.tscroll = top; 1603 screen.tscroll = top;
1455 R->screen.bscroll = bot; 1604 screen.bscroll = bot;
1456 rxvt_scr_gotorc(aR_ 0, 0, 0); 1605 scr_gotorc (0, 0, 0);
1457} 1606}
1458 1607
1459/* ------------------------------------------------------------------------- */ 1608/* ------------------------------------------------------------------------- */
1460/* 1609/*
1461 * Make the cursor visible/invisible 1610 * Make the cursor visible/invisible
1462 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1611 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1463 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1612 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1464 */ 1613 */
1465/* EXTPROTO */ 1614void ecb_cold
1466void
1467rxvt_scr_cursor_visible(pR_ int mode) 1615rxvt_term::scr_cursor_visible (int mode) NOTHROW
1468{ 1616{
1469 R->want_refresh = 1; 1617 want_refresh = 1;
1618
1470 if (mode) 1619 if (mode)
1471 R->screen.flags |= Screen_VisibleCursor; 1620 screen.flags |= Screen_VisibleCursor;
1472 else 1621 else
1473 R->screen.flags &= ~Screen_VisibleCursor; 1622 screen.flags &= ~Screen_VisibleCursor;
1474} 1623}
1475 1624
1476/* ------------------------------------------------------------------------- */ 1625/* ------------------------------------------------------------------------- */
1477/* 1626/*
1478 * Set/unset automatic wrapping 1627 * Set/unset automatic wrapping
1479 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1628 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1480 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1629 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1481 */ 1630 */
1482/* EXTPROTO */ 1631void ecb_cold
1483void 1632rxvt_term::scr_autowrap (int mode) NOTHROW
1484rxvt_scr_autowrap(pR_ int mode)
1485{ 1633{
1486 if (mode) 1634 if (mode)
1487 R->screen.flags |= Screen_Autowrap; 1635 screen.flags |= Screen_Autowrap;
1488 else 1636 else
1489 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1637 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1490} 1638}
1491 1639
1492/* ------------------------------------------------------------------------- */ 1640/* ------------------------------------------------------------------------- */
1493/* 1641/*
1494 * Set/unset margin origin mode 1642 * Set/unset margin origin mode
… …
1497 * Relative mode: line numbers are relative to top margin of scrolling region 1645 * Relative mode: line numbers are relative to top margin of scrolling region
1498 * and the cursor cannot be moved outside. 1646 * and the cursor cannot be moved outside.
1499 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1647 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1500 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1648 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1501 */ 1649 */
1502/* EXTPROTO */ 1650void ecb_cold
1503void
1504rxvt_scr_relative_origin(pR_ int mode) 1651rxvt_term::scr_relative_origin (int mode) NOTHROW
1505{ 1652{
1506 if (mode) 1653 if (mode)
1507 R->screen.flags |= Screen_Relative; 1654 screen.flags |= Screen_Relative;
1508 else 1655 else
1509 R->screen.flags &= ~Screen_Relative; 1656 screen.flags &= ~Screen_Relative;
1657
1510 rxvt_scr_gotorc(aR_ 0, 0, 0); 1658 scr_gotorc (0, 0, 0);
1511} 1659}
1512 1660
1513/* ------------------------------------------------------------------------- */ 1661/* ------------------------------------------------------------------------- */
1514/* 1662/*
1515 * Set insert/replace mode 1663 * Set insert/replace mode
1516 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1664 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1517 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1665 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1518 */ 1666 */
1519/* EXTPROTO */ 1667void ecb_cold
1520void
1521rxvt_scr_insert_mode(pR_ int mode) 1668rxvt_term::scr_insert_mode (int mode) NOTHROW
1522{ 1669{
1523 if (mode) 1670 if (mode)
1524 R->screen.flags |= Screen_Insert; 1671 screen.flags |= Screen_Insert;
1525 else 1672 else
1526 R->screen.flags &= ~Screen_Insert; 1673 screen.flags &= ~Screen_Insert;
1527} 1674}
1528 1675
1529/* ------------------------------------------------------------------------- */ 1676/* ------------------------------------------------------------------------- */
1530/* 1677/*
1531 * Set/Unset tabs 1678 * Set/Unset tabs
1532 * XTERM_SEQ: Set tab at current column : ESC H 1679 * XTERM_SEQ: Set tab at current column : ESC H
1533 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1680 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1534 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1681 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1535 */ 1682 */
1536/* EXTPROTO */ 1683void ecb_cold
1537void 1684rxvt_term::scr_set_tab (int mode) NOTHROW
1538rxvt_scr_set_tab(pR_ int mode)
1539{ 1685{
1540 if (mode < 0) 1686 if (mode < 0)
1541 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1687 memset (tabs, 0, ncol);
1542 else if (R->screen.cur.col < R->TermWin.ncol) 1688 else if (screen.cur.col < ncol)
1543 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1689 tabs [screen.cur.col] = !!mode;
1544} 1690}
1545 1691
1546/* ------------------------------------------------------------------------- */ 1692/* ------------------------------------------------------------------------- */
1547/* 1693/*
1548 * Set reverse/normal video 1694 * Set reverse/normal video
1549 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1695 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1550 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1696 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1551 */ 1697 */
1552/* EXTPROTO */
1553void 1698void
1554rxvt_scr_rvideo_mode(pR_ int mode) 1699rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1555{ 1700{
1701 rvideo_mode = on;
1702
1703#ifndef NO_BELL
1704 on ^= rvideo_bell;
1705#endif
1706
1707 if (rvideo_state != on)
1708 {
1709 rvideo_state = on;
1710
1711 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1712#ifdef HAVE_BG_PIXMAP
1713 if (bg_pixmap == None)
1714#endif
1715 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1716
1556 XGCValues gcvalue; 1717 XGCValues gcvalue;
1557
1558 if (R->rvideo != mode) {
1559 R->rvideo = mode;
1560 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1561#if defined(XPM_BACKGROUND)
1562 if (R->bgPixmap.pixmap == None)
1563#endif
1564#if defined(TRANSPARENT)
1565 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1566#endif
1567 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1568 R->PixColors[Color_bg]);
1569
1570 gcvalue.foreground = R->PixColors[Color_fg]; 1718 gcvalue.foreground = pix_colors[Color_fg];
1571 gcvalue.background = R->PixColors[Color_bg]; 1719 gcvalue.background = pix_colors[Color_bg];
1572 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1720 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1573 &gcvalue); 1721
1574 R->scr_clear (); 1722 scr_clear ();
1575 R->scr_touch (true); 1723 scr_touch (true);
1576 } 1724 }
1577} 1725}
1578 1726
1579/* ------------------------------------------------------------------------- */ 1727/* ------------------------------------------------------------------------- */
1580/* 1728/*
1581 * Report current cursor position 1729 * Report current cursor position
1582 * XTERM_SEQ: Report position: ESC [ 6 n 1730 * XTERM_SEQ: Report position: ESC [ 6 n
1583 */ 1731 */
1584/* EXTPROTO */ 1732void ecb_cold
1585void
1586rxvt_scr_report_position(pR) 1733rxvt_term::scr_report_position () NOTHROW
1587{ 1734{
1588 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1735 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1589} 1736}
1590 1737
1591/* ------------------------------------------------------------------------- * 1738/* ------------------------------------------------------------------------- *
1592 * FONTS * 1739 * FONTS *
1593 * ------------------------------------------------------------------------- */ 1740 * ------------------------------------------------------------------------- */
1594 1741
1595/* 1742/*
1596 * Set font style 1743 * Set font style
1597 */ 1744 */
1598/* INTPROTO */ 1745void ecb_cold
1599void 1746rxvt_term::set_font_style () NOTHROW
1600rxvt_set_font_style(pR)
1601{ 1747{
1748#if 0
1602 switch (R->charsets[R->screen.charset]) { 1749 switch (charsets [screen.charset])
1750 {
1603 case '0': /* DEC Special Character & Line Drawing Set */ 1751 case '0': /* DEC Special Character & Line Drawing Set */
1604 break; 1752 break;
1605 case 'A': /* United Kingdom (UK) */ 1753 case 'A': /* United Kingdom (UK) */
1606 break; 1754 break;
1607 case 'B': /* United States (USASCII) */ 1755 case 'B': /* United States (USASCII) */
1608 break; 1756 break;
1609 case '<': /* Multinational character set */ 1757 case '<': /* Multinational character set */
1610 break; 1758 break;
1611 case '5': /* Finnish character set */ 1759 case '5': /* Finnish character set */
1612 break; 1760 break;
1613 case 'C': /* Finnish character set */ 1761 case 'C': /* Finnish character set */
1614 break; 1762 break;
1615 case 'K': /* German character set */ 1763 case 'K': /* German character set */
1616 break; 1764 break;
1617 } 1765 }
1766#endif
1618} 1767}
1619 1768
1620/* ------------------------------------------------------------------------- */ 1769/* ------------------------------------------------------------------------- */
1621/* 1770/*
1622 * Choose a font 1771 * Choose a font
1623 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1772 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1624 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1773 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1625 * XTERM_SEQ: Invoke G2 character set: ESC N 1774 * XTERM_SEQ: Invoke G2 character set: ESC N
1626 * XTERM_SEQ: Invoke G3 character set: ESC O 1775 * XTERM_SEQ: Invoke G3 character set: ESC O
1627 */ 1776 */
1628/* EXTPROTO */ 1777void ecb_cold
1629void
1630rxvt_scr_charset_choose(pR_ int set) 1778rxvt_term::scr_charset_choose (int set) NOTHROW
1631{ 1779{
1632 R->screen.charset = set; 1780 screen.charset = set;
1633 rxvt_set_font_style(aR); 1781 set_font_style ();
1634} 1782}
1635 1783
1636/* ------------------------------------------------------------------------- */ 1784/* ------------------------------------------------------------------------- */
1637/* 1785/*
1638 * Set a font 1786 * Set a font
… …
1640 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1788 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1641 * XTERM_SEQ: Set G2 character set: ESC * <C> 1789 * XTERM_SEQ: Set G2 character set: ESC * <C>
1642 * XTERM_SEQ: Set G3 character set: ESC + <C> 1790 * XTERM_SEQ: Set G3 character set: ESC + <C>
1643 * See set_font_style for possible values for <C> 1791 * See set_font_style for possible values for <C>
1644 */ 1792 */
1645/* EXTPROTO */
1646void 1793void
1647rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1794rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1648{ 1795{
1649 R->charsets[set] = (unsigned char)ch; 1796 charsets[set] = (unsigned char)ch;
1650 rxvt_set_font_style(aR); 1797 set_font_style ();
1651} 1798}
1652 1799
1653
1654/* ------------------------------------------------------------------------- *
1655 * GRAPHICS COLOURS *
1656 * ------------------------------------------------------------------------- */
1657
1658#ifdef RXVT_GRAPHICS
1659/* EXTPROTO */
1660int
1661rxvt_scr_get_fgcolor(pR)
1662{
1663 return GET_FGCOLOR(R->rstyle);
1664}
1665
1666/* ------------------------------------------------------------------------- */
1667/* EXTPROTO */
1668int
1669rxvt_scr_get_bgcolor(pR)
1670{
1671 return GET_BGCOLOR(R->rstyle);
1672}
1673#endif
1674 1800
1675/* ------------------------------------------------------------------------- * 1801/* ------------------------------------------------------------------------- *
1676 * MAJOR SCREEN MANIPULATION * 1802 * MAJOR SCREEN MANIPULATION *
1677 * ------------------------------------------------------------------------- */ 1803 * ------------------------------------------------------------------------- */
1678 1804
1679/* 1805/*
1806 * refresh matching text.
1807 */
1808bool ecb_cold
1809rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1810{
1811 bool found = false;
1812
1813 for (int i = 0; i < nrow; i++)
1814 {
1815 rend_t *drp = drawn_buf[i].r;
1816
1817 for (int col = 0; col < ncol; col++, drp++)
1818 if ((*drp & mask) == value)
1819 {
1820 found = true;
1821 *drp = ~value;
1822 }
1823 }
1824
1825 return found;
1826}
1827
1828/*
1680 * Refresh an area 1829 * Refresh an area
1681 */ 1830 */
1682enum { 1831enum {
1683 PART_BEG = 0, 1832 PART_BEG = 0,
1684 PART_END, 1833 PART_END,
1685 RC_COUNT 1834 RC_COUNT
1686}; 1835};
1687 1836
1688void 1837void ecb_hot
1689rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1838rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1690{ 1839{
1691 int i; 1840 int i;
1692 row_col_t rc[RC_COUNT]; 1841 row_col_t rc[RC_COUNT];
1693 1842
1694 if (drawn_text == NULL) /* sanity check */ 1843 if (!drawn_buf) /* sanity check */
1695 return; 1844 return;
1696 1845
1697#ifdef DEBUG_STRICT 1846#ifndef NO_SLOW_LINK_SUPPORT
1698 x = max(x, (int)TermWin.int_bwidth); 1847 if (refresh_type == FAST_REFRESH && !display->is_local)
1699 x = min(x, (int)TermWin.width); 1848 {
1700 y = max(y, (int)TermWin.int_bwidth); 1849 y = 0;
1701 y = min(y, (int)TermWin.height); 1850 eheight = height;
1851 }
1702#endif 1852#endif
1703 1853
1704/* round down */ 1854 /* round down */
1705 rc[PART_BEG].col = Pixel2Col(x); 1855 rc[PART_BEG].col = Pixel2Col (x);
1706 rc[PART_BEG].row = Pixel2Row(y); 1856 rc[PART_BEG].row = Pixel2Row (y);
1707/* round up */ 1857 /* round up */
1708 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1858 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1709 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1859 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1710 1860
1711/* sanity checks */ 1861 /* sanity checks */
1712 for (i = PART_BEG; i < RC_COUNT; i++) 1862 for (i = PART_BEG; i < RC_COUNT; i++)
1713 { 1863 {
1714 MIN_IT(rc[i].col, TermWin.ncol - 1); 1864 min_it (rc[i].col, ncol - 1);
1715 MIN_IT(rc[i].row, TermWin.nrow - 1); 1865 min_it (rc[i].row, nrow - 1);
1716 } 1866 }
1717
1718 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));
1719 1867
1720 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1868 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1721 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1869 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1722 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1870
1871 num_scr_allow = 0;
1723 1872
1724 if (refresh) 1873 if (refresh)
1725 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1874 scr_refresh ();
1726} 1875}
1727 1876
1728/* ------------------------------------------------------------------------- */ 1877/* ------------------------------------------------------------------------- */
1729/* 1878/*
1730 * Refresh the entire screen 1879 * Refresh the entire screen
1731 */ 1880 */
1732void 1881void
1733rxvt_term::scr_touch (bool refresh) 1882rxvt_term::scr_touch (bool refresh) NOTHROW
1734{ 1883{
1735 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1884 scr_expose (0, 0, vt_width, vt_height, refresh);
1736} 1885}
1737 1886
1738/* ------------------------------------------------------------------------- */ 1887/* ------------------------------------------------------------------------- */
1739/* 1888/*
1740 * Move the display so that the line represented by scrollbar value Y is at 1889 * Move the display so that the line represented by scrollbar value Y is at
1741 * the top of the screen 1890 * the top of the screen
1742 */ 1891 */
1743/* EXTPROTO */ 1892void
1744int
1745rxvt_scr_move_to(pR_ int y, int len) 1893rxvt_term::scr_move_to (int y, int len) NOTHROW
1746{ 1894{
1747 long p = 0; 1895 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1748 uint16_t oldviewstart;
1749
1750 oldviewstart = R->TermWin.view_start;
1751 if (y < len) {
1752 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1753 p -= (long)(R->TermWin.nrow - 1);
1754 p = max(p, 0);
1755 }
1756 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1757 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1758
1759 return rxvt_scr_changeview(aR_ oldviewstart);
1760} 1896}
1761 1897
1762/* ------------------------------------------------------------------------- */ 1898/* ------------------------------------------------------------------------- */
1763/* 1899/*
1764 * Page the screen up/down nlines 1900 * Page the screen up/down nlines
1765 * direction should be UP or DN 1901 * direction should be UP or DN
1766 */ 1902 */
1767/* EXTPROTO */ 1903bool
1768int
1769rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1904rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1770{ 1905{
1771 int n; 1906 int new_view_start =
1772 uint16_t oldviewstart; 1907 direction == UP ? view_start - nlines
1908 : view_start + nlines;
1773 1909
1774 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1775#ifdef DEBUG_STRICT
1776 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1777#endif
1778 oldviewstart = R->TermWin.view_start;
1779 if (direction == UP) {
1780 n = R->TermWin.view_start + nlines;
1781 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1782 } else {
1783 n = R->TermWin.view_start - nlines;
1784 R->TermWin.view_start = max(n, 0);
1785 }
1786 return rxvt_scr_changeview(aR_ oldviewstart); 1910 return scr_changeview (new_view_start);
1787} 1911}
1788 1912
1789/* INTPROTO */ 1913bool
1790int 1914rxvt_term::scr_changeview (int new_view_start) NOTHROW
1791rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1792{ 1915{
1793 if (R->TermWin.view_start != oldviewstart) { 1916 clamp_it (new_view_start, top_row, 0);
1917
1918 if (new_view_start == view_start)
1919 return false;
1920
1921 num_scr += new_view_start - view_start;
1922 view_start = new_view_start;
1794 R->want_refresh = 1; 1923 want_refresh = 1;
1795#ifdef RXVT_GRAPHICS
1796 if (rxvt_Gr_Displayed(aR))
1797 rxvt_Gr_scroll(aR_ 0);
1798#endif
1799 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1800 }
1801 return (int)(R->TermWin.view_start - oldviewstart);
1802}
1803 1924
1804/* ------------------------------------------------------------------------- */ 1925 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1805/* EXTPROTO */ 1926
1806void 1927 return true;
1807rxvt_scr_bell(pR) 1928}
1808{ 1929
1809#ifndef NO_BELL 1930#ifndef NO_BELL
1931void
1932rxvt_term::bell_cb (ev::timer &w, int revents)
1933{
1934 rvideo_bell = false;
1935 scr_rvideo_mode (rvideo_mode);
1936 refresh_check ();
1937}
1938#endif
1939
1940/* ------------------------------------------------------------------------- */
1941void
1942rxvt_term::scr_bell () NOTHROW
1943{
1944#ifndef NO_BELL
1945
1810# ifndef NO_MAPALERT 1946# ifndef NO_MAPALERT
1811# ifdef MAPALERT_OPTION 1947# ifdef MAPALERT_OPTION
1812 if (R->Options & Opt_mapAlert) 1948 if (option (Opt_mapAlert))
1813# endif 1949# endif
1814 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1950 XMapWindow (dpy, parent);
1815# endif 1951# endif
1816 if (R->Options & Opt_visualBell) { 1952
1817 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1953# if ENABLE_FRILLS
1818 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1954 if (option (Opt_urgentOnBell))
1819 } else 1955 set_urgency (1);
1820 XBell(R->Xdisplay, 0);
1821#endif 1956# endif
1822}
1823 1957
1958 if (option (Opt_visualBell))
1959 {
1960 rvideo_bell = true;
1961 scr_rvideo_mode (rvideo_mode);
1962 flush ();
1963
1964 bell_ev.start (VISUAL_BELL_DURATION);
1965 }
1966 else
1967 XBell (dpy, 0);
1968 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1969#endif
1970}
1971
1824/* ------------------------------------------------------------------------- */ 1972/* ------------------------------------------------------------------------- */
1825/* ARGSUSED */ 1973void ecb_cold
1826/* EXTPROTO */
1827void
1828rxvt_scr_printscreen(pR_ int fullhist) 1974rxvt_term::scr_printscreen (int fullhist) NOTHROW
1829{ 1975{
1830#ifdef PRINTPIPE 1976#ifdef PRINTPIPE
1831 int i, r1, nrows, row_offset; 1977 int nrows, row_start;
1832 text_t *t; 1978 FILE *fd = popen_printer ();
1833 FILE *fd;
1834 1979
1835 if ((fd = rxvt_popen_printer(aR)) == NULL) 1980 if (!fd)
1836 return; 1981 return;
1837 nrows = R->TermWin.nrow; 1982
1838 row_offset = R->TermWin.saveLines;
1839 if (!fullhist) 1983 if (fullhist)
1840 row_offset -= R->TermWin.view_start;
1841 else {
1842 nrows += R->TermWin.nscrolled;
1843 row_offset -= R->TermWin.nscrolled;
1844 } 1984 {
1845 1985 nrows = nrow - top_row;
1846 for (r1 = 0; r1 < nrows; r1++) { 1986 row_start = top_row;
1847 t = R->screen.text[r1 + row_offset]; 1987 }
1848 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1988 else
1849 if (!isspace(t[i]))
1850 break;
1851 fprintf(fd, "%.*s\n", (i + 1), t);
1852 } 1989 {
1990 nrows = nrow;
1991 row_start = view_start;
1992 }
1993
1994 wctomb (0, 0);
1995
1996 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1997 {
1998 text_t *tp = ROW(r1).t;
1999 int len = ROW(r1).l;
2000
2001 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2002 {
2003 char mb[MB_LEN_MAX];
2004 text_t t = *tp++;
2005 if (t == NOCHAR)
2006 continue;
2007
2008 len = wctomb (mb, t);
2009
2010 if (len <= 0)
2011 {
2012 mb[0] = ' ';
2013 len = 1;
2014 }
2015
2016 fwrite (mb, 1, len, fd);
2017 }
2018
2019 fputc ('\n', fd);
2020 }
2021
1853 rxvt_pclose_printer(fd); 2022 pclose_printer (fd);
1854#endif 2023#endif
1855} 2024}
1856 2025
1857/* ------------------------------------------------------------------------- */ 2026/* ------------------------------------------------------------------------- */
1858/* 2027/*
1859 * Refresh the screen 2028 * Refresh the screen
1860 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2029 * drawn_text/drawn_rend contain the screen information before the update.
1861 * R->screen.text/R->screen.rend contain what the screen will change to. 2030 * screen.text/screen.rend contain what the screen will change to.
2031 */
2032void ecb_hot
2033rxvt_term::scr_refresh () NOTHROW
2034{
2035 int16_t col, row, /* column/row we're processing */
2036 ocrow; /* old cursor row */
2037 int i; /* tmp */
2038#ifndef NO_CURSORCOLOR
2039 rend_t cc1; /* store colours at cursor position (s) */
2040#endif
2041 rend_t *crp; // cursor rendition pointer
2042 rend_t ccol1, /* Cursor colour */
2043 ccol2; /* Cursor colour2 */
2044
2045 want_refresh = 0; /* screen is current */
2046
2047 if (refresh_type == NO_REFRESH || !mapped)
2048 return;
2049
2050 /*
2051 * A: set up vars
1862 */ 2052 */
2053 refresh_count = 0;
1863 2054
1864#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2055 unsigned int old_screen_flags = screen.flags;
1865# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2056 bool have_bg = 0;
1866# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2057#ifdef HAVE_BG_PIXMAP
2058 have_bg = bg_pixmap != None;
2059#endif
2060 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2061
2062 /*
2063 * B: reverse any characters which are selected
2064 */
2065 scr_reverse_selection ();
2066
2067 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2068#if ENABLE_OVERLAY
2069 scr_swap_overlay ();
2070#endif
2071
2072 bool showcursor = screen.flags & Screen_VisibleCursor;
2073
2074 /*
2075 * C: set the cursor character (s)
2076 */
2077 {
2078 bool setoldcursor;
2079
2080#ifdef CURSOR_BLINK
2081 if (hidden_cursor)
2082 showcursor = 0;
2083#endif
2084
2085 if (showcursor)
2086 {
2087 int col = screen.cur.col;
2088
2089 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2090 col--;
2091
2092 crp = &ROW(screen.cur.row).r[col];
2093
2094#ifndef NO_CURSORCOLOR
2095 cc1 = *crp & (RS_fgMask | RS_bgMask);
2096 if (ISSET_PIXCOLOR (Color_cursor))
2097 ccol1 = Color_cursor;
2098 else
2099#endif
2100#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2101 ccol1 = fgcolor_of (rstyle);
1867#else 2102#else
1868# define MONO_BOLD(x) \ 2103 ccol1 = Color_fg;
1869 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1870# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1871#endif 2104#endif
1872 2105
1873#define FONT_WIDTH(X, Y) \
1874 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1875#define FONT_RBEAR(X, Y) \
1876 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1877#define FONT_LBEAR(X, Y) \
1878 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1879#define IS_FONT_CHAR(X, Y) \
1880 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1881
1882void
1883rxvt_term::scr_refresh (unsigned char refresh_type)
1884{
1885 unsigned char clearfirst, /* first character writes before cell */
1886 clearlast, /* last character writes beyond cell */
1887 must_clear, /* use draw_string not draw_image_string */
1888#ifndef NO_BOLDFONT
1889 bfont, /* we've changed font to bold font */
1890#endif
1891 rvid, /* reverse video this position */
1892 wbyte, /* we're in multibyte */
1893 showcursor; /* show the cursor */
1894 int fore, back; /* desired foreground/background */
1895 int16_t col, row, /* column/row we're processing */
1896 ocrow; /* old cursor row */
1897 int cursorwidth;
1898 int i, /* tmp */
1899 row_offset; /* basic offset in screen structure */
1900#ifndef NO_CURSORCOLOR 2106#ifndef NO_CURSORCOLOR
1901 rend_t cc1; /* store colours at cursor position(s) */
1902 rend_t cc2; /* store colours at cursor position(s) */
1903#endif
1904 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1905 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1906
1907 if (refresh_type == NO_REFRESH || !TermWin.mapped)
1908 return;
1909
1910 /*
1911 * A: set up vars
1912 */
1913 clearfirst = clearlast = must_clear = wbyte = 0;
1914#ifndef NO_BOLDFONT
1915 bfont = 0;
1916#endif
1917
1918 if (currmaxcol < TermWin.ncol)
1919 {
1920 currmaxcol = TermWin.ncol;
1921 buffer = (char *)rxvt_realloc (buffer,
1922 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1923 }
1924
1925 refresh_count = 0;
1926
1927 row_offset = TermWin.saveLines - TermWin.view_start;
1928
1929 if ((refresh_type & REFRESH_BOUNDS))
1930 {
1931 clearfirst = clearlast = 1;
1932 refresh_type &= ~REFRESH_BOUNDS;
1933 }
1934
1935#if defined(XPM_BACKGROUND)
1936 must_clear |= (bgPixmap.pixmap != None);
1937#endif
1938#if defined(TRANSPARENT)
1939 must_clear |= ((Options & Opt_transparent) && am_transparent);
1940#endif
1941 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1942
1943 /*
1944 * B: reverse any characters which are selected
1945 */
1946 rxvt_scr_reverse_selection (this);
1947
1948 /*
1949 * C: set the cursor character(s)
1950 */
1951 {
1952 unsigned char setoldcursor;
1953 rend_t ccol1, /* Cursor colour */
1954 ccol2; /* Cursor colour2 */
1955
1956 showcursor = (screen.flags & Screen_VisibleCursor);
1957 cursorwidth = 0;
1958#ifdef CURSOR_BLINK
1959 if (hidden_cursor)
1960 showcursor = 0;
1961#endif
1962
1963 cursorwidth = 0;
1964
1965 if (showcursor)
1966 {
1967 cursorwidth++;
1968
1969 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
1970 [screen.cur.col]);
1971
1972 if (showcursor && TermWin.focus)
1973 {
1974 *srp ^= RS_RVid;
1975#ifndef NO_CURSORCOLOR
1976 cc1 = *srp & (RS_fgMask | RS_bgMask);
1977 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2107 if (ISSET_PIXCOLOR (Color_cursor2))
1978 ccol1 = Color_cursor; 2108 ccol2 = Color_cursor2;
1979 else 2109 else
2110#endif
1980#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2111#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1981 ccol1 = GET_FGCOLOR(rstyle); 2112 ccol2 = bgcolor_of (rstyle);
1982#else 2113#else
1983 ccol1 = Color_fg; 2114 ccol2 = Color_bg;
1984#endif 2115#endif
1985 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2116
1986 ccol2 = Color_cursor2; 2117 if (focus)
2118 {
2119 if (option (Opt_cursorUnderline))
2120 *crp ^= RS_Uline;
1987 else 2121 else
1988#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2122 {
1989 ccol2 = GET_BGCOLOR(rstyle); 2123 *crp ^= RS_RVid;
1990#else
1991 ccol2 = Color_bg;
1992#endif
1993 *srp = SET_FGCOLOR(*srp, ccol1); 2124 *crp = SET_FGCOLOR (*crp, ccol1);
1994 *srp = SET_BGCOLOR(*srp, ccol2); 2125 *crp = SET_BGCOLOR (*crp, ccol2);
1995#endif
1996 }
1997
1998 while (IS_WIDE (*srp))
1999 cursorwidth++, srp++;
2000 }
2001
2002 /* make sure no outline cursor is left around */
2003 setoldcursor = 0;
2004 if (ocrow != -1) {
2005 if (screen.cur.row + TermWin.view_start != ocrow
2006 || screen.cur.col != oldcursor.col) {
2007 if (ocrow < TermWin.nrow
2008 && oldcursor.col < TermWin.ncol) {
2009 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
2010 } 2126 }
2011 if (TermWin.focus || !showcursor)
2012 oldcursor.row = -1;
2013 else
2014 setoldcursor = 1;
2015 }
2016 } else if (!TermWin.focus)
2017 setoldcursor = 1;
2018 if (setoldcursor) {
2019 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
2020 oldcursor.row = -1;
2021 else {
2022 oldcursor.row = screen.cur.row + TermWin.view_start;
2023 oldcursor.col = screen.cur.col;
2024 } 2127 }
2025 } 2128 }
2129
2130 /* make sure no outline cursor is left around */
2131 setoldcursor = 0;
2132 if (ocrow != -1)
2133 {
2134 if (screen.cur.row - view_start != ocrow
2135 || screen.cur.col != oldcursor.col)
2136 {
2137 if (ocrow < nrow
2138 && oldcursor.col < ncol)
2139 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2140
2141 if (focus || !showcursor)
2142 oldcursor.row = -1;
2143 else
2144 setoldcursor = 1;
2145 }
2026 } 2146 }
2147 else if (!focus)
2148 setoldcursor = 1;
2149
2150 if (setoldcursor)
2151 {
2152 if (screen.cur.row - view_start >= nrow)
2153 oldcursor.row = -1;
2154 else
2155 {
2156 oldcursor.row = screen.cur.row - view_start;
2157 oldcursor.col = screen.cur.col;
2158 }
2159 }
2160 }
2027 2161
2028#ifndef NO_SLOW_LINK_SUPPORT 2162#ifndef NO_SLOW_LINK_SUPPORT
2029 /* 2163 /*
2030 * D: CopyArea pass - very useful for slower links 2164 * D: CopyArea pass - very useful for slower links
2031 * This has been deliberately kept simple. 2165 * This has been deliberately kept simple.
2032 */ 2166 */
2033 i = num_scr; 2167 if (!display->is_local
2034 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2168 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2035 && abs(i) < TermWin.nrow && !must_clear) 2169 && abs (num_scr) < nrow && !have_bg)
2036 { 2170 {
2037 int16_t nits; 2171 int16_t nits;
2038 int j; 2172 int i = num_scr;
2039 rend_t *drp2; 2173 int j;
2040 text_t *dtp2; 2174 int len, wlen;
2041 int len, wlen;
2042 2175
2043 j = TermWin.nrow; 2176 j = nrow;
2044 wlen = len = -1; 2177 wlen = len = -1;
2045 row = i > 0 ? 0 : j - 1; 2178 row = i > 0 ? 0 : j - 1;
2179
2046 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2180 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2047 { 2181 {
2048 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2182 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2049 { 2183 {
2050 stp = screen.text[row + row_offset]; 2184 line_t s = ROW(view_start + row);
2051 srp = screen.rend[row + row_offset];
2052 dtp = drawn_text[row]; 2185 line_t d = drawn_buf[row];
2053 dtp2 = drawn_text[row + i]; 2186 line_t d2 = drawn_buf[row + i];
2054 drp = drawn_rend[row];
2055 drp2 = drawn_rend[row + i];
2056 2187
2057 for (nits = 0, col = TermWin.ncol; col--; ) 2188 for (nits = 0, col = ncol; col--; )
2058 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2189 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2059 nits--; 2190 nits--;
2060 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2191 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2061 nits++; 2192 nits++;
2062 2193
2063 if (nits > 8) /* XXX: arbitrary choice */ 2194 if (nits > 8) /* XXX: arbitrary choice */
2195 {
2196 for (col = ncol; col--; )
2197 {
2198 *d.t++ = *d2.t++;
2199 *d.r++ = *d2.r++;
2200 }
2201
2202 if (len == -1)
2203 len = row;
2204
2205 wlen = row;
2206 continue;
2207 }
2208 }
2209
2210 if (len >= 0)
2211 {
2212 /* also comes here at end if needed because of >= above */
2213 if (wlen < len)
2214 ::swap (wlen, len);
2215
2216 XGCValues gcv;
2217
2218 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2219 XCopyArea (dpy, vt, vt,
2220 gc, 0, Row2Pixel (len + i),
2221 (unsigned int)this->width,
2222 (unsigned int)Height2Pixel (wlen - len + 1),
2223 0, Row2Pixel (len));
2224 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2225
2226 len = -1;
2227 }
2228 }
2229 }
2230#endif
2231
2232 /*
2233 * E: main pass across every character
2234 */
2235 for (row = 0; row < nrow; row++)
2236 {
2237 text_t *stp = ROW(view_start + row).t;
2238 rend_t *srp = ROW(view_start + row).r;
2239 text_t *dtp = drawn_buf[row].t;
2240 rend_t *drp = drawn_buf[row].r;
2241
2242 /*
2243 * E2: OK, now the real pass
2244 */
2245 int ypixel = (int)Row2Pixel (row);
2246
2247 for (col = 0; col < ncol; col++)
2248 {
2249 /* compare new text with old - if exactly the same then continue */
2250 if (stp[col] == dtp[col] /* Must match characters to skip. */
2251 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2252 || (stp[col] == ' ' /* space w/ no background change */
2253 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2254 continue;
2255
2256 // redraw one or more characters
2257
2258 // seek to the beginning of wide characters
2259 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2260 --col;
2261
2262 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2263 text_t *text = stp + col;
2264 int count = 1;
2265
2266 dtp[col] = stp[col];
2267 drp[col] = rend;
2268
2269 int xpixel = Col2Pixel (col);
2270
2271 for (i = 0; ++col < ncol; )
2272 {
2273 if (stp[col] == NOCHAR)
2274 {
2275 dtp[col] = stp[col];
2276 drp[col] = srp[col];
2277
2278 count++;
2279 i++;
2280
2281 continue;
2282 }
2283
2284 if (!RS_SAME (rend, srp[col]))
2285 break;
2286
2287 count++;
2288
2289 if (stp[col] != dtp[col]
2290 || !RS_SAME (srp[col], drp[col]))
2291 {
2292 if (have_bg && (i++ > count / 2))
2293 break;
2294
2295 dtp[col] = stp[col];
2296 drp[col] = rend;
2297 i = 0;
2298 }
2299 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2300 break;
2301 }
2302
2303 col--; /* went one too far. move back */
2304 count -= i; /* dump any matching trailing chars */
2305
2306 // sometimes we optimize away the trailing NOCHAR's, add them back
2307 while (ecb_unlikely (i && text[count] == NOCHAR))
2308 count++, i--;
2309
2310 /*
2311 * Determine the attributes for the string
2312 */
2313 int fore = fgcolor_of (rend); // desired foreground
2314 int back = bgcolor_of (rend); // desired background
2315
2316 // only do special processing if any attributes are set, which is unlikely
2317 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2318 {
2319 bool invert = rend & RS_RVid;
2320
2321#ifndef NO_BOLD_UNDERLINE_REVERSE
2322 if (rend & RS_Bold && fore == Color_fg)
2323 {
2324 if (ISSET_PIXCOLOR (Color_BD))
2325 fore = Color_BD;
2326# if !ENABLE_STYLES
2327 else
2328 invert = !invert;
2329# endif
2330 }
2331
2332 if (rend & RS_Italic && fore == Color_fg)
2333 {
2334 if (ISSET_PIXCOLOR (Color_IT))
2335 fore = Color_IT;
2336# if !ENABLE_STYLES
2337 else
2338 invert = !invert;
2339# endif
2340 }
2341
2342 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2343 fore = Color_UL;
2344#endif
2345
2346#ifdef OPTION_HC
2347 if (rend & RS_Sel)
2348 {
2349 /* invert the column if no highlightColor is set or it is the
2350 * current cursor column */
2351 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2352 && ISSET_PIXCOLOR (Color_HC))
2353 {
2354 if (ISSET_PIXCOLOR (Color_HTC))
2355 fore = Color_HTC;
2356 // if invert is 0 reverse video is set so we use bg color as fg color
2357 else if (!invert)
2358 fore = back;
2359
2360 back = Color_HC;
2361 invert = 0;
2362 }
2363 }
2364#endif
2365
2366 if (invert)
2367 {
2368 ::swap (fore, back);
2369
2370#ifndef NO_BOLD_UNDERLINE_REVERSE
2371 if (fore == back)
2372 {
2373 fore = Color_bg;
2374 back = Color_fg;
2375 }
2376#endif
2377 }
2378
2379#ifdef TEXT_BLINK
2380 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2381 {
2382 if (!text_blink_ev.is_active ())
2383 {
2384 text_blink_ev.again ();
2385 hidden_text = 0;
2386 }
2387 else if (hidden_text)
2388 fore = back;
2389 }
2390#endif
2391
2392#if ENABLE_STYLES
2393 // "careful" (too wide) character handling
2394
2395 // include previous careful character(s) if possible, looks nicer (best effort...)
2396 while (text > stp
2397 && srp[text - stp - 1] & RS_Careful
2398 && RS_SAME (rend, srp[text - stp - 1]))
2399 text--, count++, xpixel -= fwidth;
2400
2401 // force redraw after "careful" characters to avoid pixel droppings
2402 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2403 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2404
2405 // force redraw before "careful" characters to avoid pixel droppings
2406 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2407 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2408#endif
2409 }
2410
2411 /*
2412 * Actually do the drawing of the string here
2413 */
2414 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2415
2416 if (ecb_likely (have_bg && back == Color_bg))
2417 {
2418 // this is very ugly, maybe push it into ->draw?
2419
2420 for (i = 0; i < count; i++) /* don't draw empty strings */
2421 if (text[i] != ' ')
2064 { 2422 {
2065 for (col = TermWin.ncol; col--; ) 2423 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2066 { 2424 goto did_clear;
2067 *dtp++ = *dtp2++;
2068 *drp++ = *drp2++;
2069 }
2070
2071 if (len == -1)
2072 len = row;
2073
2074 wlen = row;
2075 continue;
2076 } 2425 }
2426
2427 CLEAR_CHARS (xpixel, ypixel, count);
2428 did_clear: ;
2077 } 2429 }
2430 else
2431 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2078 2432
2079 if (len != -1) 2433 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2080 { 2434 {
2081 /* also comes here at end if needed because of >= above */ 2435#if ENABLE_FRILLS
2082 if (wlen < len) 2436 if (ISSET_PIXCOLOR (Color_underline))
2083 SWAP_IT(wlen, len, int); 2437 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2084
2085 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2086 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2087 TermWin.gc, 0, Row2Pixel (len + i),
2088 (unsigned int)TermWin_TotalWidth (),
2089 (unsigned int)Height2Pixel (wlen - len + 1),
2090 0, Row2Pixel (len));
2091 len = -1;
2092 }
2093 }
2094 }
2095#endif
2096
2097 /*
2098 * E: main pass across every character
2099 */
2100 for (row = 0; row < TermWin.nrow; row++)
2101 {
2102 stp = screen.text[row + row_offset];
2103 srp = screen.rend[row + row_offset];
2104 dtp = drawn_text[row];
2105 drp = drawn_rend[row];
2106
2107 /*
2108 * E2: OK, now the real pass
2109 */
2110 int ypixel = (int)Row2Pixel(row);
2111
2112 for (col = 0; col < TermWin.ncol; col++)
2113 {
2114 /* compare new text with old - if exactly the same then continue */
2115 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2116
2117 if (stp[col] == dtp[col] /* Must match characters to skip. */
2118 && (rend == drp[col] /* Either rendition the same or */
2119 || (stp[col] == ' ' /* space w/ no background change */
2120 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2121 continue;
2122
2123 text_t *text = stp + col;
2124 int count = 1;
2125
2126 /* redraw one or more characters */
2127
2128 dtp[col] = stp[col];
2129 drp[col] = rend;
2130
2131 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2132 continue;
2133
2134 int xpixel = Col2Pixel(col);
2135
2136 // this loop looks very messy, it can probably be optimized
2137 // and cleaned a bit by you?
2138 for (i = 0; ++col < TermWin.ncol; )
2139 {
2140 if (stp[col] == NOCHAR)
2141 {
2142 dtp[col] = stp[col];
2143 drp[col] = rend;
2144 count++;
2145
2146 if (i) // only possible skip if char unchanged
2147 i++;
2148
2149 continue;
2150 }
2151
2152 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2153 break;
2154
2155 count++;
2156
2157 if (stp[col] != dtp[col]
2158 || srp[col] != drp[col])
2159 {
2160 if (must_clear && (i++ > (count / 2)))
2161 break;
2162
2163 dtp[col] = stp[col];
2164 drp[col] = rend;
2165 i = 0;
2166 }
2167 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2168 break;
2169 }
2170
2171 col--; /* went one too far. move back */
2172 count -= i; /* dump any matching trailing chars */
2173
2174 /*
2175 * Determine the attributes for the string
2176 */
2177 int fid = GET_FONT(rend);
2178 fore = GET_FGCOLOR(rend);
2179 back = GET_BGCOLOR(rend);
2180 rend = GET_ATTR(rend);
2181
2182 rvid = (rend & RS_RVid) ? 1 : 0;
2183#ifdef OPTION_HC
2184 if (!rvid && (rend & RS_Blink))
2185 {
2186 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2187 back = Color_HC;
2188 else 2438 else
2189 rvid = !rvid; /* fall back */ 2439#endif
2440 XSetForeground (dpy, gc, pix_colors[fore]);
2441
2442 XDrawLine (dpy, vt, gc,
2443 xpixel, ypixel + font->ascent + 1,
2444 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2190 } 2445 }
2191#endif 2446 } /* for (col....) */
2192 if (rvid) 2447 } /* for (row....) */
2448
2449 /*
2450 * G: cleanup cursor and display outline cursor if necessary
2451 */
2452 if (showcursor)
2453 {
2454 if (focus)
2455 {
2456 if (option (Opt_cursorUnderline))
2457 *crp ^= RS_Uline;
2458 else
2193 { 2459 {
2194 SWAP_IT(fore, back, int); 2460 *crp ^= RS_RVid;
2195
2196#ifndef NO_BOLD_UNDERLINE_REVERSE
2197 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2198# ifndef NO_CURSORCOLOR 2461#ifndef NO_CURSORCOLOR
2462 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2463#endif
2464 }
2465 }
2466 else if (oldcursor.row >= 0)
2467 {
2468 int cursorwidth = 1;
2469 int col = oldcursor.col;
2470
2471 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2472 col--;
2473
2474 while (col + cursorwidth < ncol
2475 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2476 cursorwidth++;
2477
2478#ifndef NO_CURSORCOLOR
2199 && !ISSET_PIXCOLOR (this, Color_cursor) 2479 if (ISSET_PIXCOLOR (Color_cursor))
2480 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2481 else
2482#endif
2483 XSetForeground (dpy, gc, pix_colors[ccol1]);
2484
2485 XDrawRectangle (dpy, vt, gc,
2486 Col2Pixel (col),
2487 Row2Pixel (oldcursor.row),
2488 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2489 (unsigned int) (Height2Pixel (1) - 1));
2490 }
2491 }
2492
2493 /*
2494 * H: cleanup selection
2495 */
2496#if ENABLE_OVERLAY
2497 scr_swap_overlay ();
2498#endif
2499 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2500
2501 scr_reverse_selection ();
2502
2503 screen.flags = old_screen_flags;
2504 num_scr = 0;
2505 num_scr_allow = 1;
2506}
2507
2508void ecb_cold
2509rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2510{
2511 if (!l.valid ())
2512 return;
2513
2514 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2515
2516 for (int i = ncol; i--; )
2517 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2518}
2519
2520void ecb_cold
2521rxvt_term::scr_remap_chars () NOTHROW
2522{
2523 for (int i = total_rows; i--; )
2524 scr_remap_chars (row_buf [i]);
2525
2526 for (int i = nrow; i--; )
2527 {
2528 scr_remap_chars (drawn_buf [i]);
2529 scr_remap_chars (swap_buf [i]);
2530 }
2531}
2532
2533void ecb_cold
2534rxvt_term::scr_recolour (bool refresh) NOTHROW
2535{
2536 bool transparent = false;
2537
2538#ifdef HAVE_BG_PIXMAP
2539 if (bg_pixmap != None)
2540 {
2541# ifdef ENABLE_TRANSPARENCY
2542 if (bg_flags & BG_IS_TRANSPARENT)
2543 {
2544 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2545 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2546
2547 transparent = true;
2548 }
2549 else
2200# endif 2550# endif
2201 )
2202 back = Color_RV;
2203#endif
2204 }
2205#ifndef NO_BOLD_UNDERLINE_REVERSE
2206 else if (rend & RS_Bold)
2207 { 2551 {
2208 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_BD)) 2552 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2209 { 2553 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2210 fore = Color_BD; 2554 }
2211# ifndef VERYBOLD 2555 }
2212 rend &= ~RS_Bold; /* we've taken care of it */ 2556 else
2213# endif 2557#endif
2214 }
2215 }
2216 else if (rend & RS_Uline)
2217 {
2218 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2219 {
2220 fore = Color_UL;
2221 rend &= ~RS_Uline; /* we've taken care of it */
2222 }
2223 }
2224#endif
2225
2226 /*
2227 * Actually do the drawing of the string here
2228 */
2229 rxvt_font *font = (*TermWin.fontset)[fid];
2230
2231 if (back == Color_bg)
2232 {
2233 if (must_clear)
2234 {
2235 for (i = 0; i < count; i++) /* don't draw empty strings */
2236 if (text[i] != ' ')
2237 {
2238 font->draw (xpixel, ypixel, text, count, fore, -1);
2239 goto nodraw;
2240 }
2241
2242 CLEAR_CHARS (xpixel, ypixel, count);
2243nodraw: ;
2244 }
2245 else
2246 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2247 }
2248 else
2249 font->draw (xpixel, ypixel, text, count, fore, back);
2250
2251 if ((rend & RS_Uline) && (font->descent > 1))
2252 XDrawLine(Xdisplay, drawBuffer, TermWin.gc,
2253 xpixel, ypixel + font->ascent + 1,
2254 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2255 } /* for (col....) */
2256 } /* for (row....) */
2257
2258 /*
2259 * G: cleanup cursor and display outline cursor if necessary
2260 */
2261 if (showcursor) {
2262 if (TermWin.focus) {
2263 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
2264 [screen.cur.col]);
2265 *srp ^= RS_RVid;
2266#ifndef NO_CURSORCOLOR
2267 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2268#endif
2269 } else if (oldcursor.row >= 0) {
2270#ifndef NO_CURSORCOLOR
2271 unsigned long gcmask; /* Graphics Context mask */
2272
2273 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor))
2274 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]);
2275#endif
2276 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc,
2277 Col2Pixel(oldcursor.col),
2278 Row2Pixel(oldcursor.row),
2279 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2280 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1));
2281 }
2282 } 2558 {
2559 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2560 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2561 }
2283 2562
2284 /* 2563 XClearWindow (dpy, parent);
2285 * H: cleanup selection
2286 */
2287 rxvt_scr_reverse_selection (this);
2288 2564
2289 /* 2565 if (scrollBar.win)
2290 * I: other general cleanup 2566 {
2291 */ 2567 if (transparent)
2292 if (clearfirst && TermWin.int_bwidth) 2568 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2293 /* 2569 else
2294 * clear the whole screen height, note that width == 0 is treated 2570 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2295 * specially by XClearArea 2571 scrollBar.state = SB_STATE_IDLE;
2296 */ 2572 scrollBar.show (0);
2297 XClearArea(Xdisplay, TermWin.vt, 0, 0, 2573 }
2298 (unsigned int)TermWin.int_bwidth,
2299 (unsigned int)TermWin_TotalHeight(), False);
2300 if (clearlast && TermWin.int_bwidth)
2301 /*
2302 * clear the whole screen height, note that width == 0 is treated
2303 * specially by XClearArea
2304 */
2305 XClearArea(Xdisplay, TermWin.vt,
2306 TermWin.width + TermWin.int_bwidth, 0,
2307 (unsigned int)TermWin.int_bwidth,
2308 (unsigned int)TermWin_TotalHeight(), False);
2309 if (refresh_type & SMOOTH_REFRESH)
2310 XSync(Xdisplay, False);
2311 2574
2312 num_scr = 0; 2575 if (refresh)
2313 num_scr_allow = 1; 2576 {
2314 want_refresh = 0; /* screen is current */ 2577 scr_clear ();
2578 scr_touch (true);
2579 }
2580 want_refresh = 1;
2315} 2581}
2316 2582
2317/* ------------------------------------------------------------------------- */ 2583/* ------------------------------------------------------------------------- */
2318void 2584void
2319rxvt_term::scr_clear() 2585rxvt_term::scr_clear (bool really) NOTHROW
2320{ 2586{
2321 if (!TermWin.mapped) 2587 if (!mapped)
2322 return; 2588 return;
2323 2589
2324 num_scr_allow = 0; 2590 num_scr_allow = 0;
2325 want_refresh = 1; 2591 want_refresh = 1;
2326#ifdef TRANSPARENT 2592
2327 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2593 if (really)
2594 XClearWindow (dpy, vt);
2595}
2596
2597void
2598rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2599{
2600 int view_end = view_start + nrow;
2601 int row, col;
2602
2603 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2604 {
2605 text_t *stp = ROW(row).t;
2606 rend_t *srp = ROW(row).r;
2607
2608 for (col = beg_col; col < end_col; col++)
2609 srp[col] ^= rstyle1;
2610
2611 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2612 srp[col] ^= rstyle2;
2613
2614 if (++col < end_col)
2615 srp[col] ^= rstyle2;
2328 { 2616 }
2329 int i; 2617}
2330 2618
2331 if (!(Options & Opt_transparent_all)) 2619void
2620rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2621{
2622 int view_end = view_start + nrow;
2623 int row, col;
2624
2625 if (beg_row >= view_start)
2626 {
2627 col = beg_col;
2628 row = beg_row;
2629 }
2630 else
2631 {
2332 i = 0; 2632 col = 0;
2633 row = view_start;
2634 }
2635
2636 for (; row < min (end_row, view_end); row++, col = 0)
2637 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2638 srp[col] ^= rstyle;
2639
2640 if (row == end_row)
2641 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2642 srp[col] ^= rstyle;
2643}
2644
2645/* ------------------------------------------------------------------------- */
2646void ecb_hot
2647rxvt_term::scr_reverse_selection () NOTHROW
2648{
2649 if (selection.op
2650 && current_screen == selection.screen
2651 && selection.end.row >= view_start)
2652 {
2653#if !ENABLE_MINIMAL
2654 if (selection.rect)
2655 scr_xor_rect (selection.beg.row, selection.beg.col,
2656 selection.end.row, selection.end.col,
2657 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2333 else 2658 else
2334 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2335
2336 while (i--)
2337 if (TermWin.parent[i] != None)
2338 XClearWindow(Xdisplay, TermWin.parent[i]);
2339 }
2340#endif 2659#endif
2341 2660 scr_xor_span (selection.beg.row, selection.beg.col,
2342 XClearWindow (Xdisplay, TermWin.vt); 2661 selection.end.row, selection.end.col,
2343} 2662 RS_Sel | RS_RVid);
2344
2345/* ------------------------------------------------------------------------- */
2346/* INTPROTO */
2347void
2348rxvt_scr_reverse_selection(pR)
2349{
2350 int i, col, row, end_row;
2351 rend_t *srp;
2352
2353 if (R->selection.op && R->current_screen == R->selection.screen) {
2354 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2355 i = R->selection.beg.row + R->TermWin.saveLines;
2356 row = R->selection.end.row + R->TermWin.saveLines;
2357 if (i >= end_row)
2358 col = R->selection.beg.col;
2359 else {
2360 col = 0;
2361 i = end_row;
2362 }
2363 end_row += R->TermWin.nrow;
2364 for (; i < row && i < end_row; i++, col = 0)
2365 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2366#ifndef OPTION_HC
2367 srp[col] ^= RS_RVid;
2368#else
2369 srp[col] ^= RS_Blink;
2370#endif
2371 if (i == row && i < end_row)
2372 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2373#ifndef OPTION_HC
2374 srp[col] ^= RS_RVid;
2375#else
2376 srp[col] ^= RS_Blink;
2377#endif
2378 } 2663 }
2379} 2664}
2380 2665
2381/* ------------------------------------------------------------------------- */ 2666/* ------------------------------------------------------------------------- */
2382/* 2667/*
2383 * Dump the whole scrollback and screen to the passed filedescriptor. The 2668 * Dump the whole scrollback and screen to the passed filedescriptor. The
2384 * invoking routine must close the fd. 2669 * invoking routine must close the fd.
2385 */ 2670 */
2386#if 0 2671#if 0
2387/* EXTPROTO */
2388void 2672void
2389rxvt_scr_dump(pR_ int fd) 2673rxvt_term::scr_dump (int fd) NOTHROW
2390{ 2674{
2391 int row, wrote; 2675 // if this method is needed, it can be implemented by factoring the
2392 unsigned int width, towrite; 2676 // relevant code in scr_printscreen
2393 char r1[] = "\n";
2394
2395 for (row = R->TermWin.saveLines - R->TermWin.nscrolled;
2396 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) {
2397 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row]
2398 : R->TermWin.ncol;
2399 for (towrite = width; towrite; towrite -= wrote) {
2400 wrote = write(fd, &(R->screen.text[row][width - towrite]),
2401 towrite);
2402 if (wrote < 0)
2403 return; /* XXX: death, no report */
2404 }
2405 if (R->screen.tlen[row] >= 0)
2406 if (write(fd, r1, 1) <= 0)
2407 return; /* XXX: death, no report */
2408 }
2409} 2677}
2410#endif 2678#endif
2411 2679
2412/* ------------------------------------------------------------------------- * 2680/* ------------------------------------------------------------------------- *
2413 * CHARACTER SELECTION * 2681 * CHARACTER SELECTION *
2414 * ------------------------------------------------------------------------- */ 2682 * ------------------------------------------------------------------------- */
2415
2416/*
2417 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2418 */
2419/* EXTPROTO */
2420void 2683void
2421rxvt_selection_check(pR_ int check_more) 2684rxvt_term::selection_check (int check_more) NOTHROW
2422{ 2685{
2423 row_col_t pos;
2424
2425 if (!R->selection.op) 2686 if (!selection.op)
2426 return; 2687 return;
2427 2688
2428 pos.row = pos.col = 0; 2689 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2429 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2690 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2430 || (R->selection.beg.row >= R->TermWin.nrow) 2691 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2431 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled)
2432 || (R->selection.mark.row >= R->TermWin.nrow)
2433 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2434 || (R->selection.end.row >= R->TermWin.nrow)
2435 || (check_more == 1 2692 || (check_more == 1
2436 && R->current_screen == R->selection.screen 2693 && current_screen == selection.screen
2437 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2694 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2438 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2695 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2439 || (check_more == 2
2440 && ROWCOL_IS_BEFORE(R->selection.beg, pos)
2441 && ROWCOL_IS_AFTER(R->selection.end, pos))
2442 || (check_more == 3
2443 && ROWCOL_IS_AFTER(R->selection.end, pos))
2444 || (check_more == 4 /* screen width change */
2445 && (R->selection.beg.row != R->selection.end.row
2446 || R->selection.end.col > R->TermWin.ncol)))
2447 CLEAR_SELECTION(R); 2696 CLEAR_ALL_SELECTION ();
2448} 2697}
2449 2698
2450/* ------------------------------------------------------------------------- */ 2699/* ------------------------------------------------------------------------- */
2451/* 2700/*
2452 * Paste a selection direct to the command fd 2701 * Paste a selection direct to the command fd
2453 */ 2702 */
2454void 2703void
2455rxvt_term::paste (const unsigned char *data, unsigned int len) 2704rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2456{ 2705{
2457 unsigned int i, j, n;
2458 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2459
2460#if 0
2461 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2462 ZERO_SCROLLBACK (r);
2463#endif
2464
2465 /* convert normal newline chars into common keyboard Return key sequence */ 2706 /* convert normal newline chars into common keyboard Return key sequence */
2466 for (i = 0; i < len; i += PROP_SIZE) 2707 for (unsigned int i = 0; i < len; i++)
2467 { 2708 if (data[i] == C0_LF)
2468 n = min (len - i, PROP_SIZE); 2709 data[i] = C0_CR;
2469 MEMCPY (ds, data + i, n);
2470 2710
2471 for (j = 0; j < n; j++) 2711 if (priv_modes & PrivMode_BracketPaste)
2472 if (ds[j] == '\n') 2712 tt_printf ("\x1b[200~");
2473 ds[j] = '\r';
2474 2713
2475 tt_write (ds, (int)n); 2714 tt_write (data, len);
2476 }
2477 2715
2478 free(ds); 2716 if (priv_modes & PrivMode_BracketPaste)
2717 tt_printf ("\x1b[201~");
2479} 2718}
2480 2719
2481/* ------------------------------------------------------------------------- */ 2720void
2482/* 2721rxvt_term::paste (char *data, unsigned int len) NOTHROW
2483 * Respond to a notification that a primary selection has been sent
2484 * EXT: SelectionNotify
2485 */
2486/* EXTPROTO */
2487int
2488rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2489{ 2722{
2490 long nread = 0; 2723 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2491 unsigned long bytes_after;
2492 XTextProperty ct;
2493 int dummy_count;
2494 char **cl;
2495
2496 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2497
2498 if (prop == None) /* check for failed XConvertSelection */
2499 {
2500 if ((R->selection_type & Sel_CompoundText))
2501 {
2502 int selnum = R->selection_type & Sel_whereMask;
2503
2504 R->selection_type = 0;
2505 if (selnum != Sel_direct)
2506 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2507 }
2508
2509 return 0; 2724 return;
2510 }
2511 2725
2512 for (;;) 2726 tt_paste (data, len);
2513 {
2514 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2515 (long)(PROP_SIZE / 4), delete_prop,
2516 AnyPropertyType, &ct.encoding, &ct.format,
2517 &ct.nitems, &bytes_after,
2518 &ct.value) != Success)
2519 break;
2520
2521 if (ct.encoding == 0)
2522 {
2523 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2524 break;
2525 }
2526
2527 if (ct.value == NULL)
2528 {
2529 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2530 continue;
2531 }
2532
2533 if (ct.nitems == 0)
2534 {
2535 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2536 if (R->selection_wait == Sel_normal && nread == 0)
2537 {
2538 /*
2539 * pass through again trying CUT_BUFFER0 if we've come from
2540 * XConvertSelection() but nothing was presented
2541 */
2542 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2543 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False);
2544 }
2545
2546 nread = -1; /* discount any previous stuff */
2547 break;
2548 }
2549
2550 nread += ct.nitems;
2551 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2552 &dummy_count) == Success && cl)
2553 {
2554 R->paste ((unsigned char *)cl[0], STRLEN (cl[0]));
2555 XFreeStringList (cl);
2556 }
2557 else
2558 R->paste (ct.value, ct.nitems);
2559
2560 if (bytes_after == 0)
2561 break;
2562
2563 XFree (ct.value);
2564 }
2565
2566 if (ct.value)
2567 XFree (ct.value);
2568
2569 if (R->selection_wait == Sel_normal)
2570 R->selection_wait = Sel_none;
2571
2572 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2573 return (int)nread;
2574} 2727}
2575 2728
2576void
2577rxvt_term::incr_cb (time_watcher &w)
2578{
2579 w.stop ();
2580 selection_wait = Sel_none;
2581
2582 rxvt_print_error("data loss: timeout on INCR selection paste");
2583}
2584
2585/*
2586 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2587 */
2588/* EXTPROTO */
2589void
2590rxvt_selection_property(pR_ Window win, Atom prop)
2591{
2592 int reget_time = 0;
2593
2594 if (prop == None)
2595 return;
2596 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2597 if (R->selection_wait == Sel_normal) {
2598 int a, afmt;
2599 Atom atype;
2600 unsigned long bytes_after, nitems;
2601 unsigned char *s = NULL;
2602
2603 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2604 R->xa[XA_INCR], &atype, &afmt, &nitems,
2605 &bytes_after, &s);
2606 if (s)
2607 XFree(s);
2608 if (a != Success)
2609 return;
2610#ifndef __CYGWIN32__
2611 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2612 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2613 XDeleteProperty(R->Xdisplay, win, prop);
2614 XFlush(R->Xdisplay);
2615 reget_time = 1;
2616 R->selection_wait = Sel_incr;
2617 }
2618#endif
2619 } else if (R->selection_wait == Sel_incr) {
2620 reget_time = 1;
2621 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2622 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2623 R->selection_wait = Sel_none;
2624 R->incr_ev.stop ();
2625 }
2626 }
2627 if (reget_time) /* received more data so reget time */
2628 R->incr_ev.start (NOW + 10);
2629}
2630/* ------------------------------------------------------------------------- */ 2729/* ------------------------------------------------------------------------- */
2631/* 2730/*
2632 * Request the current selection: 2731 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2633 * Order: > internal selection if available 2732 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2634 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2733 * as fallback
2635 * > CUT_BUFFER0
2636 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2637 * will auto fallback to CUT_BUFFER0
2638 * EXT: button 2 release 2734 * EXT: button 2 release
2639 */ 2735 */
2640/* EXTPROTO */
2641void 2736void
2642rxvt_selection_request(pR_ Time tm, int x, int y) 2737rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2643{ 2738{
2644 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2739 if (!selection_req)
2645 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2646 return; /* outside window */
2647
2648 if (R->selection.text != NULL) { /* internal selection */
2649 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2650 R->paste (R->selection.text, R->selection.len);
2651 return;
2652 } else {
2653 int i;
2654
2655 R->selection_request_time = tm;
2656 R->selection_wait = Sel_normal;
2657 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2658 R->selection_type = Sel_CompoundText;
2659 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i))
2660 return;
2661 }
2662 } 2740 {
2663 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2741 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2664 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2742 selection_req->run ();
2665 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2666}
2667
2668/* INTPROTO */
2669int
2670rxvt_selection_request_other(pR_ Atom target, int selnum)
2671{
2672 Atom sel;
2673#ifdef DEBUG_SELECT
2674 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2675#endif
2676
2677 R->selection_type |= selnum;
2678 if (selnum == Sel_Primary)
2679 sel = XA_PRIMARY;
2680 else if (selnum == Sel_Secondary)
2681 sel = XA_SECONDARY;
2682 else
2683 sel = R->xa[XA_CLIPBOARD];
2684 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2685 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2686 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2687 R->TermWin.vt, R->selection_request_time);
2688 return 1;
2689 } 2743 }
2690 return 0;
2691} 2744}
2692 2745
2693/* ------------------------------------------------------------------------- */ 2746/* ------------------------------------------------------------------------- */
2694/* 2747/*
2695 * Clear all selected text 2748 * Clear all selected text
2696 * EXT: SelectionClear 2749 * EXT: SelectionClear
2697 */ 2750 */
2698/* EXTPROTO */
2699void 2751void
2700rxvt_selection_clear(pR) 2752rxvt_term::selection_clear (bool clipboard) NOTHROW
2701{ 2753{
2702 D_SELECT((stderr, "rxvt_selection_clear()")); 2754 if (!clipboard)
2703 2755 {
2704 R->want_refresh = 1; 2756 want_refresh = 1;
2705 if (R->selection.text)
2706 free(R->selection.text); 2757 free (selection.text);
2707 R->selection.text = NULL; 2758 selection.text = NULL;
2708 R->selection.len = 0; 2759 selection.len = 0;
2709 CLEAR_SELECTION(R); 2760 CLEAR_SELECTION ();
2761
2762 if (display->selection_owner == this)
2763 display->selection_owner = 0;
2764 }
2765 else
2766 {
2767 free (selection.clip_text);
2768 selection.clip_text = NULL;
2769 selection.clip_len = 0;
2770
2771 if (display->clipboard_owner == this)
2772 display->clipboard_owner = 0;
2773 }
2710} 2774}
2711 2775
2712/* ------------------------------------------------------------------------- */ 2776/* ------------------------------------------------------------------------- */
2713/* 2777/*
2714 * Copy a selection into the cut buffer 2778 * Copy a selection into the cut buffer
2715 * EXT: button 1 or 3 release 2779 * EXT: button 1 or 3 release
2716 */ 2780 */
2717/* EXTPROTO */
2718void 2781void
2719rxvt_selection_make(pR_ Time tm) 2782rxvt_term::selection_make (Time tm)
2720{ 2783{
2721 int i, col, end_col, row, end_row; 2784 int size;
2722 unsigned char *new_selection_text; 2785 wchar_t *new_selection_text;
2723 char *str; 2786 text_t *t;
2724 text_t *t;
2725#ifdef ACS_ASCII
2726 rend_t *re;
2727#endif
2728 2787
2729 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2730 switch (R->selection.op) { 2788 switch (selection.op)
2789 {
2731 case SELECTION_CONT: 2790 case SELECTION_CONT:
2732 break; 2791 break;
2733 case SELECTION_INIT: 2792 case SELECTION_INIT:
2734 CLEAR_SELECTION(R); 2793 CLEAR_SELECTION ();
2735 /* FALLTHROUGH */ 2794 /* FALLTHROUGH */
2736 case SELECTION_BEGIN: 2795 case SELECTION_BEGIN:
2737 R->selection.op = SELECTION_DONE; 2796 selection.op = SELECTION_DONE;
2738 /* FALLTHROUGH */ 2797 /* FALLTHROUGH */
2739 default: 2798 default:
2740 return; 2799 return;
2741 } 2800 }
2801
2742 R->selection.op = SELECTION_DONE; 2802 selection.op = SELECTION_DONE;
2743 2803
2744 if (R->selection.clicks == 4) 2804 if (selection.clicks == 4)
2745 return; /* nothing selected, go away */ 2805 return; /* nothing selected, go away */
2746 2806
2807 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2808 return;
2809
2747 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2810 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2748 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2811 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2749 2812
2750 new_selection_text = (unsigned char *)str; 2813 int ofs = 0;
2814 int extra = 0;
2751 2815
2752 col = R->selection.beg.col; 2816 int col = selection.beg.col;
2753 MAX_IT(col, 0); 2817 int row = selection.beg.row;
2754 row = R->selection.beg.row + R->TermWin.saveLines;
2755 end_row = R->selection.end.row + R->TermWin.saveLines;
2756 2818
2819 int end_col;
2820
2757 for (; row <= end_row; row++, col = 0) 2821 for (; row <= selection.end.row; row++, col = 0)
2822 {
2823#if !ENABLE_MINIMAL
2824 if (selection.rect)
2758 { 2825 {
2759 t = &(R->screen.text[row][col]); 2826 col = selection.beg.col;
2760
2761 end_col = R->screen.tlen[row];
2762
2763 if (end_col == -1)
2764 end_col = R->TermWin.ncol; 2827 end_col = selection.end.col;
2828 }
2829 else
2830#endif
2831 end_col = ROW(row).l;
2765 2832
2833 col = max (col, 0);
2834
2766 if (row == end_row) 2835 if (row == selection.end.row)
2767 MIN_IT (end_col, R->selection.end.col); 2836 min_it (end_col, selection.end.col);
2768 2837
2838 t = ROW(row).t + col;
2839
2769 for (; col < end_col; col++) 2840 for (; col < end_col; col++)
2841 {
2770 if (*t == NOCHAR) 2842 if (*t == NOCHAR)
2771 t++; 2843 t++;
2844#if ENABLE_COMBINING
2845 else if (IS_COMPOSE (*t))
2846 {
2847 int len = rxvt_composite.expand (*t, 0);
2848
2849 extra -= (len - 1);
2850
2851 if (extra < 0)
2852 {
2853 extra += size;
2854 size += size;
2855 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2856 }
2857
2858 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2859 }
2860#endif
2772 else 2861 else
2773 { 2862 new_selection_text[ofs++] = *t++;
2774 int len = wctomb (str, *t++);
2775 if (len > 0)
2776 str += len;
2777 }
2778
2779 if (R->screen.tlen[row] != -1 && row != end_row)
2780 *str++ = '\n';
2781 } 2863 }
2782 2864
2783#ifndef NO_OLD_SELECTION 2865#if !ENABLE_MINIMAL
2784 if (R->selection_style == OLD_SELECT) 2866 if (selection.rect)
2785 if (end_col == R->TermWin.ncol)
2786 *str++ = '\n';
2787#endif
2788#ifndef NO_NEW_SELECTION
2789 if (R->selection_style != OLD_SELECT)
2790 if (end_col != R->selection.end.col)
2791 *str++ = '\n';
2792#endif
2793 *str = '\0';
2794
2795 i = str - (char *)new_selection_text;
2796 if (i == 0)
2797 { 2867 {
2868 while (ofs
2869 && new_selection_text[ofs - 1] != C0_LF
2870 && unicode::is_space (new_selection_text[ofs - 1]))
2871 --ofs;
2872
2873 new_selection_text[ofs++] = C0_LF;
2874 }
2875 else
2876#endif
2877 if (!ROW(row).is_longer ()
2878 && (row != selection.end.row || end_col != selection.end.col)
2879 && (row != selection.beg.row || selection.beg.col < ncol))
2880 new_selection_text[ofs++] = C0_LF;
2881 }
2882
2883 new_selection_text[ofs] = 0;
2884
2885 if (ofs == 0)
2886 {
2798 free (new_selection_text); 2887 free (new_selection_text);
2799 return; 2888 return;
2800 } 2889 }
2801 2890
2802 // due to MB_MAX_CUR, selection wastage is usually high
2803 if (str - (char *)new_selection_text > 1024)
2804 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2805
2806 R->selection.len = i;
2807 if (R->selection.text)
2808 free (R->selection.text); 2891 free (selection.text);
2809 2892
2810 R->selection.text = new_selection_text; 2893 // we usually allocate much more than necessary, so realloc it smaller again
2894 selection.len = ofs;
2895 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2811 2896
2812 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2897 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2813 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2898 return;
2814 rxvt_print_error("can't get primary selection"); 2899
2815 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2900 selection_grab (tm);
2816 PropModeReplace, R->selection.text, (int)R->selection.len); 2901}
2902
2903bool
2904rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2905{
2906 Atom sel;
2907
2908 if (!clipboard)
2909 {
2817 R->selection_time = tm; 2910 selection_time = tm;
2818 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2911 sel = XA_PRIMARY;
2912 }
2913 else
2914 {
2915 clipboard_time = tm;
2916 sel = xa[XA_CLIPBOARD];
2917 }
2918
2919 XSetSelectionOwner (dpy, sel, vt, tm);
2920 if (XGetSelectionOwner (dpy, sel) == vt)
2921 {
2922 display->set_selection_owner (this, clipboard);
2923 return true;
2924 }
2925 else
2926 {
2927 selection_clear (clipboard);
2928 return false;
2929 }
2930
2931#if 0
2932 XTextProperty ct;
2933
2934 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2935 {
2936 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2937 XFree (ct.value);
2938 }
2939#endif
2819} 2940}
2820 2941
2821/* ------------------------------------------------------------------------- */ 2942/* ------------------------------------------------------------------------- */
2822/* 2943/*
2823 * Mark or select text based upon number of clicks: 1, 2, or 3 2944 * Mark or select text based upon number of clicks: 1, 2, or 3
2824 * EXT: button 1 press 2945 * EXT: button 1 press
2825 */ 2946 */
2826void 2947void ecb_cold
2827rxvt_term::selection_click (int clicks, int x, int y) 2948rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2828{ 2949{
2829 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2830
2831 clicks = ((clicks - 1) % 3) + 1; 2950 clicks = ((clicks - 1) % 3) + 1;
2832 selection.clicks = clicks; /* save clicks so extend will work */ 2951 selection.clicks = clicks; /* save clicks so extend will work */
2833 2952
2953 if (clicks == 2 && !selection.rect
2954 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2955 {
2956 MEvent.clicks = 1; // what a mess
2957 selection.screen = current_screen;
2958 selection.op = SELECTION_CONT;
2959 return;
2960 }
2961
2834 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 2962 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2835 2963
2836 if (clicks == 2 || clicks == 3) 2964 if (clicks == 2 || clicks == 3)
2837 rxvt_selection_extend_colrow (this, selection.mark.col, 2965 selection_extend_colrow (selection.mark.col,
2838 selection.mark.row + TermWin.view_start, 2966 selection.mark.row - view_start,
2839 0, /* button 3 */ 2967 0, /* button 3 */
2840 1, /* button press */ 2968 1, /* button press */
2841 0); /* click change */ 2969 0); /* click change */
2842} 2970}
2843 2971
2844/* ------------------------------------------------------------------------- */ 2972/* ------------------------------------------------------------------------- */
2845/* 2973/*
2846 * Mark a selection at the specified col/row 2974 * Mark a selection at the specified col/row
2847 */ 2975 */
2848/* INTPROTO */ 2976void ecb_cold
2849void
2850rxvt_selection_start_colrow(pR_ int col, int row) 2977rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2851{ 2978{
2852 R->want_refresh = 1; 2979 want_refresh = 1;
2980
2981 selection.mark.row = row + view_start;
2853 R->selection.mark.col = col; 2982 selection.mark.col = col;
2854 R->selection.mark.row = row - R->TermWin.view_start; 2983
2855 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2984 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2856 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2985 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2986
2987 while (selection.mark.col > 0
2988 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2857 MAX_IT(R->selection.mark.col, 0); 2989 --selection.mark.col;
2858 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2859 2990
2860 if (R->selection.op) { /* clear the old selection */ 2991 if (selection.op)
2992 {
2993 /* clear the old selection */
2861 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 2994 selection.beg.row = selection.end.row = selection.mark.row;
2862 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 2995 selection.beg.col = selection.end.col = selection.mark.col;
2863 } 2996 }
2997
2864 R->selection.op = SELECTION_INIT; 2998 selection.op = SELECTION_INIT;
2865 R->selection.screen = R->current_screen; 2999 selection.screen = current_screen;
2866} 3000}
2867 3001
2868/* ------------------------------------------------------------------------- */ 3002/* ------------------------------------------------------------------------- */
2869/* 3003/*
2870 * Word select: select text for 2 clicks 3004 * Word select: select text for 2 clicks
2871 * We now only find out the boundary in one direction 3005 * We now only find out the boundary in one direction
2872 */ 3006 */
2873 3007
2874/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3008/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2875#define DELIMIT_TEXT(x) \ 3009#define DELIMIT_TEXT(x) \
2876 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3010 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2877#define DELIMIT_REND(x) 1 3011#define DELIMIT_REND(x) 1
2878 3012
2879/* INTPROTO */ 3013void ecb_cold
2880void
2881rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3014rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2882{ 3015{
2883 int col, row, dirnadd, tcol, trow, w1, w2; 3016 int col, row, dirnadd, tcol, trow, w1, w2;
2884 row_col_t bound; 3017 row_col_t bound;
2885 text_t *stp; 3018 text_t *stp;
2886 rend_t *srp; 3019 rend_t *srp;
2887 3020
2888 if (dirn == UP) { 3021 if (dirn == UP)
2889 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3022 {
3023 bound.row = top_row - 1;
2890 bound.col = 0; 3024 bound.col = 0;
2891 dirnadd = -1; 3025 dirnadd = -1;
2892 } else { 3026 }
2893 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3027 else
3028 {
3029 bound.row = nrow;
2894 bound.col = R->TermWin.ncol - 1; 3030 bound.col = ncol - 1;
2895 dirnadd = 1; 3031 dirnadd = 1;
2896 } 3032 }
2897 row = mark->row + R->TermWin.saveLines; 3033
3034 row = mark->row;
2898 col = mark->col; 3035 col = max (mark->col, 0);
2899 MAX_IT(col, 0); 3036
2900/* find the edge of a word */ 3037 /* find the edge of a word */
2901 stp = &(R->screen.text[row][col]); 3038 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2902 w1 = DELIMIT_TEXT(*stp); 3039 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2903 3040
2904 if (R->selection_style != NEW_SELECT) { 3041 for (;;)
2905 if (w1 == 1) { 3042 {
3043 for (; col != bound.col; col += dirnadd)
3044 {
2906 stp += dirnadd; 3045 stp += dirnadd;
2907 if (DELIMIT_TEXT(*stp) == 1)
2908 goto Old_Word_Selection_You_Die;
2909 col += dirnadd;
2910 }
2911 w1 = 0;
2912 }
2913 srp = (&R->screen.rend[row][col]);
2914 w2 = DELIMIT_REND(*srp);
2915
2916 for (;;) {
2917 for (; col != bound.col; col += dirnadd) {
2918 stp += dirnadd; 3046 srp += dirnadd;
3047
3048 if (*stp == NOCHAR)
3049 continue;
3050
2919 if (DELIMIT_TEXT(*stp) != w1) 3051 if (DELIMIT_TEXT (*stp) != w1)
3052 break;
3053 if (DELIMIT_REND (*srp) != w2)
3054 break;
3055 }
3056
3057 if ((col == bound.col) && (row != bound.row))
3058 {
3059 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3060 {
3061 trow = row + dirnadd;
3062 tcol = dirn == UP ? ncol - 1 : 0;
3063
3064 if (!ROW(trow).t)
2920 break; 3065 break;
2921 srp += dirnadd; 3066
2922 if (DELIMIT_REND(*srp) != w2) 3067 stp = ROW(trow).t + tcol;
3068 srp = ROW(trow).r + tcol;
3069
3070 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2923 break; 3071 break;
2924 } 3072
2925 if ((col == bound.col) && (row != bound.row)) {
2926 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2927 trow = row + dirnadd;
2928 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2929 if (R->screen.text[trow] == NULL)
2930 break;
2931 stp = &(R->screen.text[trow][tcol]);
2932 srp = &(R->screen.rend[trow][tcol]);
2933 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2934 break;
2935 row = trow; 3073 row = trow;
2936 col = tcol; 3074 col = tcol;
2937 continue; 3075 continue;
2938 } 3076 }
2939 } 3077 }
2940 break; 3078 break;
2941 } 3079 }
2942 Old_Word_Selection_You_Die:
2943 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));
2944 3080
2945 if (dirn == DN) 3081 if (dirn == DN)
2946 col++; /* put us on one past the end */ 3082 col++; /* put us on one past the end */
2947 3083
2948/* Poke the values back in */ 3084 /* Poke the values back in */
2949 ret->row = row - R->TermWin.saveLines; 3085 ret->row = row;
2950 ret->col = col; 3086 ret->col = col;
2951} 3087}
2952 3088
2953/* ------------------------------------------------------------------------- */ 3089/* ------------------------------------------------------------------------- */
2954/* 3090/*
2955 * Extend the selection to the specified x/y pixel location 3091 * Extend the selection to the specified x/y pixel location
2956 * EXT: button 3 press; button 1 or 3 drag 3092 * EXT: button 3 press; button 1 or 3 drag
2957 * flag == 0 ==> button 1 3093 * flag == 0 ==> button 1
2958 * flag == 1 ==> button 3 press 3094 * flag == 1 ==> button 3 press
2959 * flag == 2 ==> button 3 motion 3095 * flag == 2 ==> button 3 motion
2960 */ 3096 */
2961void 3097void ecb_cold
2962rxvt_term::selection_extend (int x, int y, int flag) 3098rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2963{ 3099{
2964 int col, row; 3100 int col = clamp (Pixel2Col (x), 0, ncol);
3101 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2965 3102
2966 col = Pixel2Col(x);
2967 row = Pixel2Row(y);
2968 MAX_IT(row, 0);
2969 MIN_IT(row, (int)TermWin.nrow - 1);
2970 MAX_IT(col, 0);
2971 MIN_IT(col, (int)TermWin.ncol);
2972
2973#ifndef NO_NEW_SELECTION
2974 /* 3103 /*
2975 * If we're selecting characters (single click) then we must check first 3104 * If we're selecting characters (single click) then we must check first
2976 * if we are at the same place as the original mark. If we are then 3105 * if we are at the same place as the original mark. If we are then
2977 * select nothing. Otherwise, if we're to the right of the mark, you have to 3106 * select nothing. Otherwise, if we're to the right of the mark, you have to
2978 * be _past_ a character for it to be selected. 3107 * be _past_ a character for it to be selected.
2979 */ 3108 */
2980 if (selection_style != OLD_SELECT)
2981 {
2982 if (((selection.clicks % 3) == 1) && !flag 3109 if (((selection.clicks % 3) == 1) && !flag
2983 && (col == selection.mark.col 3110 && (col == selection.mark.col
2984 && (row == selection.mark.row + TermWin.view_start))) 3111 && (row == selection.mark.row - view_start)))
2985 { 3112 {
2986 /* select nothing */ 3113 /* select nothing */
2987 selection.beg.row = selection.end.row = 0; 3114 selection.beg.row = selection.end.row = 0;
2988 selection.beg.col = selection.end.col = 0; 3115 selection.beg.col = selection.end.col = 0;
2989 selection.clicks = 4; 3116 selection.clicks = 4;
2990 want_refresh = 1; 3117 want_refresh = 1;
2991 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2992 return; 3118 return;
2993 }
2994 } 3119 }
2995#endif 3120
2996 if (selection.clicks == 4) 3121 if (selection.clicks == 4)
2997 selection.clicks = 1; 3122 selection.clicks = 1;
2998 3123
2999 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3124 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3000 flag == 1 ? 1 : 0, /* ? button press */ 3125 flag == 1 ? 1 : 0, /* ? button press */
3001 0); /* no click change */ 3126 0); /* no click change */
3002} 3127}
3003 3128
3004/* ------------------------------------------------------------------------- */ 3129/* ------------------------------------------------------------------------- */
3005/* 3130/*
3006 * Extend the selection to the specified col/row 3131 * Extend the selection to the specified col/row
3007 */ 3132 */
3008/* INTPROTO */ 3133void ecb_cold
3009void
3010rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3134rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3011{ 3135{
3012 int16_t ncol = R->TermWin.ncol;
3013 int end_col;
3014 row_col_t pos; 3136 row_col_t pos;
3015 enum { 3137 enum {
3016 LEFT, RIGHT 3138 LEFT, RIGHT
3017 } closeto = RIGHT; 3139 } closeto = RIGHT;
3018 3140
3019 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));
3020 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));
3021
3022 R->want_refresh = 1; 3141 want_refresh = 1;
3142
3023 switch (R->selection.op) { 3143 switch (selection.op)
3144 {
3024 case SELECTION_INIT: 3145 case SELECTION_INIT:
3025 CLEAR_SELECTION(R); 3146 CLEAR_SELECTION ();
3026 R->selection.op = SELECTION_BEGIN; 3147 selection.op = SELECTION_BEGIN;
3027 /* FALLTHROUGH */ 3148 /* FALLTHROUGH */
3028 case SELECTION_BEGIN: 3149 case SELECTION_BEGIN:
3029 if (row != R->selection.mark.row || col != R->selection.mark.col 3150 if (row != selection.mark.row || col != selection.mark.col
3030 || (!button3 && buttonpress)) 3151 || (!button3 && buttonpress))
3031 R->selection.op = SELECTION_CONT; 3152 selection.op = SELECTION_CONT;
3032 break; 3153 break;
3033 case SELECTION_DONE: 3154 case SELECTION_DONE:
3034 R->selection.op = SELECTION_CONT; 3155 selection.op = SELECTION_CONT;
3035 /* FALLTHROUGH */ 3156 /* FALLTHROUGH */
3036 case SELECTION_CONT: 3157 case SELECTION_CONT:
3037 break; 3158 break;
3038 case SELECTION_CLEAR: 3159 case SELECTION_CLEAR:
3039 rxvt_selection_start_colrow(aR_ col, row); 3160 selection_start_colrow (col, row);
3040 /* FALLTHROUGH */ 3161 /* FALLTHROUGH */
3041 default: 3162 default:
3042 return; 3163 return;
3043 } 3164 }
3165
3044 if (R->selection.beg.col == R->selection.end.col 3166 if (selection.beg.col == selection.end.col
3045 && R->selection.beg.col != R->selection.mark.col 3167 && selection.beg.col != selection.mark.col
3046 && R->selection.beg.row == R->selection.end.row 3168 && selection.beg.row == selection.end.row
3047 && R->selection.beg.row != R->selection.mark.row) { 3169 && selection.beg.row != selection.mark.row)
3170 {
3048 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3171 selection.beg.col = selection.end.col = selection.mark.col;
3049 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3172 selection.beg.row = selection.end.row = selection.mark.row;
3050 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));
3051 } 3173 }
3052 3174
3053 pos.col = col; 3175 pos.col = col;
3054 pos.row = row; 3176 pos.row = view_start + row;
3055 3177
3056 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3178 /*
3057 3179 * This is mainly xterm style selection with a couple of differences, mainly
3058#ifndef NO_OLD_SELECTION 3180 * in the way button3 drag extension works.
3059/* 3181 * We're either doing: button1 drag; button3 press; or button3 drag
3060 * This mimics some of the selection behaviour of version 2.20 and before. 3182 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3061 * There are no ``selection modes'', button3 is always character extension. 3183 * is always at the left/right edge of the selection.
3062 * Note: button3 drag is always available, c.f. v2.20 3184 * b) button3 press: extend/contract character/word/line at whichever edge of
3063 * Selection always terminates (left or right as appropriate) at the mark. 3185 * the selection we are closest to.
3186 * c) button3 drag : extend/contract character/word/line - we select around
3187 * a point/word/line which is either the start or end of the selection
3188 * and it was decided by whichever point/word/line was `fixed' at the
3189 * time of the most recent button3 press
3064 */ 3190 */
3065 if (R->selection_style == OLD_SELECT) { 3191 if (button3 && buttonpress)
3066 if (R->selection.clicks == 1 || button3) { 3192 {
3067 if (R->hate_those_clicks) { 3193 /* button3 press */
3068 R->hate_those_clicks = 0; 3194 /*
3069 if (R->selection.clicks == 1) { 3195 * first determine which edge of the selection we are closest to
3070 R->selection.beg.row = R->selection.mark.row; 3196 */
3071 R->selection.beg.col = R->selection.mark.col; 3197 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3072 } else { 3198 || (!ROWCOL_IS_AFTER (pos, selection.end)
3199 && (((pos.col - selection.beg.col)
3200 + ((pos.row - selection.beg.row) * ncol))
3201 < ((selection.end.col - pos.col)
3202 + ((selection.end.row - pos.row) * ncol)))))
3203 closeto = LEFT;
3204
3205 if (closeto == LEFT)
3206 {
3207 selection.beg.row = pos.row;
3208 selection.beg.col = pos.col;
3209 selection.mark.row = selection.end.row;
3210 selection.mark.col = selection.end.col - (selection.clicks == 2);
3211 }
3212 else
3213 {
3214 selection.end.row = pos.row;
3215 selection.end.col = pos.col;
3073 R->selection.mark.row = R->selection.beg.row; 3216 selection.mark.row = selection.beg.row;
3074 R->selection.mark.col = R->selection.beg.col; 3217 selection.mark.col = selection.beg.col;
3218 }
3219 }
3220 else
3221 {
3222 /* button1 drag or button3 drag */
3223 if (ROWCOL_IS_AFTER (selection.mark, pos))
3224 {
3225 if (selection.mark.row == selection.end.row
3226 && selection.mark.col == selection.end.col
3227 && clickchange
3228 && selection.clicks == 2)
3229 selection.mark.col--;
3230
3231 selection.beg.row = pos.row;
3232 selection.beg.col = pos.col;
3233 selection.end.row = selection.mark.row;
3234 selection.end.col = selection.mark.col + (selection.clicks == 2);
3235 }
3236 else
3237 {
3238 selection.beg.row = selection.mark.row;
3239 selection.beg.col = selection.mark.col;
3240 selection.end.row = pos.row;
3241 selection.end.col = pos.col;
3242 }
3243 }
3244
3245 if (selection.clicks == 1)
3246 {
3247 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3248 && !ROW(selection.beg.row).is_longer ()
3249#if !ENABLE_MINIMAL
3250 && !selection.rect
3251#endif
3252 )
3253 selection.beg.col = ncol;
3254
3255 if (
3256 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3257 && !ROW(selection.end.row).is_longer ()
3258#if !ENABLE_MINIMAL
3259 && !selection.rect
3260#endif
3261 )
3262 selection.end.col = ncol;
3263 }
3264 else if (selection.clicks == 2)
3265 {
3266 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3267 selection.end.col--;
3268
3269 selection_delimit_word (UP, &selection.beg, &selection.beg);
3270 selection_delimit_word (DN, &selection.end, &selection.end);
3271 }
3272 else if (selection.clicks == 3)
3273 {
3274#if ENABLE_FRILLS
3275 if (option (Opt_tripleclickwords))
3276 {
3277 selection_delimit_word (UP, &selection.beg, &selection.beg);
3278
3279 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3280 {
3281 if (!ROW(end_row).is_longer ())
3282 {
3283 selection.end.row = end_row;
3284 selection.end.col = ROW(end_row).l;
3285# if !ENABLE_MINIMAL
3286 selection_remove_trailing_spaces ();
3287# endif
3288 break;
3075 } 3289 }
3076 } 3290 }
3077 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3078 R->selection.end.row = R->selection.mark.row;
3079 R->selection.end.col = R->selection.mark.col + 1;
3080 R->selection.beg.row = pos.row;
3081 R->selection.beg.col = pos.col;
3082 } else {
3083 R->selection.beg.row = R->selection.mark.row;
3084 R->selection.beg.col = R->selection.mark.col;
3085 R->selection.end.row = pos.row;
3086 R->selection.end.col = pos.col + 1;
3087 } 3291 }
3088 } else if (R->selection.clicks == 2) { 3292 else
3089 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3293#endif
3090 &(R->selection.beg)); 3294 {
3091 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3295 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3092 &(R->selection.end)); 3296 selection.mark.col++;
3093 R->hate_those_clicks = 1; 3297
3094 } else if (R->selection.clicks == 3) {
3095 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3096 R->selection.beg.col = 0; 3298 selection.beg.col = 0;
3097 R->selection.end.col = ncol; 3299 selection.end.col = ncol;
3098 R->hate_those_clicks = 1; 3300
3099 } 3301 // select a complete logical line
3100 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)); 3302 while (selection.beg.row > -saveLines
3101 return; 3303 && ROW(selection.beg.row - 1).is_longer ())
3102 } 3304 selection.beg.row--;
3103#endif /* ! NO_OLD_SELECTION */ 3305
3104#ifndef NO_NEW_SELECTION 3306 while (selection.end.row < nrow
3105/* selection_style must not be OLD_SELECT to get here */ 3307 && ROW(selection.end.row).is_longer ())
3106/* 3308 selection.end.row++;
3107 * This is mainly xterm style selection with a couple of differences, mainly
3108 * in the way button3 drag extension works.
3109 * We're either doing: button1 drag; button3 press; or button3 drag
3110 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3111 * is always at the left/right edge of the R->selection.
3112 * b) button3 press: extend/contract character/word/line at whichever edge of
3113 * the selection we are closest to.
3114 * c) button3 drag : extend/contract character/word/line - we select around
3115 * a point/word/line which is either the start or end of the selection
3116 * and it was decided by whichever point/word/line was `fixed' at the
3117 * time of the most recent button3 press
3118 */
3119 if (button3 && buttonpress) { /* button3 press */
3120 /* 3309 }
3121 * first determine which edge of the selection we are closest to 3310 }
3122 */ 3311
3123 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3312 if (button3 && buttonpress)
3124 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3313 {
3125 && (((pos.col - R->selection.beg.col) 3314 /* mark may need to be changed */
3126 + ((pos.row - R->selection.beg.row) * ncol))
3127 < ((R->selection.end.col - pos.col)
3128 + ((R->selection.end.row - pos.row) * ncol)))))
3129 closeto = LEFT;
3130 if (closeto == LEFT) { 3315 if (closeto == LEFT)
3131 R->selection.beg.row = pos.row; 3316 {
3132 R->selection.beg.col = pos.col;
3133 R->selection.mark.row = R->selection.end.row; 3317 selection.mark.row = selection.end.row;
3134 R->selection.mark.col = R->selection.end.col 3318 selection.mark.col = selection.end.col - (selection.clicks == 2);
3135 - (R->selection.clicks == 2); 3319 }
3136 } else { 3320 else
3137 R->selection.end.row = pos.row; 3321 {
3138 R->selection.end.col = pos.col;
3139 R->selection.mark.row = R->selection.beg.row; 3322 selection.mark.row = selection.beg.row;
3140 R->selection.mark.col = R->selection.beg.col; 3323 selection.mark.col = selection.beg.col;
3141 }
3142 } else { /* button1 drag or button3 drag */
3143 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3144 if ((R->selection.mark.row == R->selection.end.row)
3145 && (R->selection.mark.col == R->selection.end.col)
3146 && clickchange && R->selection.clicks == 2)
3147 R->selection.mark.col--;
3148 R->selection.beg.row = pos.row;
3149 R->selection.beg.col = pos.col;
3150 R->selection.end.row = R->selection.mark.row;
3151 R->selection.end.col = R->selection.mark.col
3152 + (R->selection.clicks == 2);
3153 } else {
3154 R->selection.beg.row = R->selection.mark.row;
3155 R->selection.beg.col = R->selection.mark.col;
3156 R->selection.end.row = pos.row;
3157 R->selection.end.col = pos.col;
3158 }
3159 }
3160
3161 if (R->selection.clicks == 1) {
3162 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3163 if (end_col != -1 && R->selection.beg.col > end_col) {
3164#if 1
3165 R->selection.beg.col = ncol;
3166#else
3167 if (R->selection.beg.row != R->selection.end.row)
3168 R->selection.beg.col = ncol;
3169 else
3170 R->selection.beg.col = R->selection.mark.col;
3171#endif
3172 }
3173 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3174 if (end_col != -1 && R->selection.end.col > end_col)
3175 R->selection.end.col = ncol;
3176
3177 } else if (R->selection.clicks == 2) {
3178 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3179 R->selection.end.col--;
3180 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3181 &(R->selection.beg));
3182 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3183 &(R->selection.end));
3184 } else if (R->selection.clicks == 3) {
3185#ifndef NO_FRILLS
3186 if ((R->Options & Opt_tripleclickwords)) {
3187 int end_row;
3188
3189 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3190 &(R->selection.beg));
3191 end_row = R->screen.tlen[R->selection.mark.row
3192 + R->TermWin.saveLines];
3193 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3194 end_row++) {
3195 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3196 if (end_col != -1) {
3197 R->selection.end.row = end_row;
3198 R->selection.end.col = end_col;
3199 rxvt_selection_remove_trailing_spaces(aR);
3200 break;
3201 }
3202 }
3203 } else
3204#endif
3205 { 3324 }
3206 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3207 R->selection.mark.col++;
3208 R->selection.beg.col = 0;
3209 R->selection.end.col = ncol;
3210 }
3211 } 3325 }
3212 if (button3 && buttonpress) { /* mark may need to be changed */
3213 if (closeto == LEFT) {
3214 R->selection.mark.row = R->selection.end.row;
3215 R->selection.mark.col = R->selection.end.col
3216 - (R->selection.clicks == 2);
3217 } else {
3218 R->selection.mark.row = R->selection.beg.row;
3219 R->selection.mark.col = R->selection.beg.col;
3220 }
3221 }
3222 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));
3223#endif /* ! NO_NEW_SELECTION */
3224}
3225 3326
3226#ifndef NO_FRILLS 3327#if !ENABLE_MINIMAL
3227/* INTPROTO */ 3328 if (selection.rect && selection.beg.col > selection.end.col)
3228void 3329 ::swap (selection.beg.col, selection.end.col);
3330#endif
3331}
3332
3333#if !ENABLE_MINIMAL
3334void ecb_cold
3229rxvt_selection_remove_trailing_spaces(pR) 3335rxvt_term::selection_remove_trailing_spaces () NOTHROW
3230{ 3336{
3231 int32_t end_col, end_row; 3337 int32_t end_col, end_row;
3232 text_t *stp; 3338 text_t *stp;
3233 3339
3234 end_col = R->selection.end.col; 3340 end_col = selection.end.col;
3235 end_row = R->selection.end.row; 3341 end_row = selection.end.row;
3342
3236 for ( ; end_row >= R->selection.beg.row; ) { 3343 for (; end_row >= selection.beg.row; )
3237 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3344 {
3345 stp = ROW(end_row).t;
3346
3238 while (--end_col >= 0) { 3347 while (--end_col >= 0)
3239 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3240 break;
3241 } 3348 {
3242 if (end_col >= 0 3349 if (stp[end_col] != NOCHAR
3243 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3350 && !unicode::is_space (stp[end_col]))
3244 R->selection.end.col = end_col + 1;
3245 R->selection.end.row = end_row;
3246 break; 3351 break;
3247 } 3352 }
3353
3354 if (end_col >= 0
3355 || !ROW(end_row - 1).is_longer ())
3356 {
3357 selection.end.col = end_col + 1;
3358 selection.end.row = end_row;
3359 break;
3360 }
3361
3248 end_row--; 3362 end_row--;
3249 end_col = R->TermWin.ncol; 3363 end_col = ncol;
3250 } 3364 }
3365
3251 if (R->selection.mark.row > R->selection.end.row) { 3366 if (selection.mark.row > selection.end.row)
3367 {
3252 R->selection.mark.row = R->selection.end.row; 3368 selection.mark.row = selection.end.row;
3253 R->selection.mark.col = R->selection.end.col; 3369 selection.mark.col = selection.end.col;
3370 }
3254 } else if (R->selection.mark.row == R->selection.end.row 3371 else if (selection.mark.row == selection.end.row
3255 && R->selection.mark.col > R->selection.end.col) 3372 && selection.mark.col > selection.end.col)
3256 R->selection.mark.col = R->selection.end.col; 3373 selection.mark.col = selection.end.col;
3257} 3374}
3258#endif 3375#endif
3259 3376
3260/* ------------------------------------------------------------------------- */ 3377/* ------------------------------------------------------------------------- */
3261/* 3378/*
3262 * Double click on button 3 when already selected 3379 * Double click on button 3 when already selected
3263 * EXT: button 3 double click 3380 * EXT: button 3 double click
3264 */ 3381 */
3265void 3382void ecb_cold
3266rxvt_term::selection_rotate (int x, int y) 3383rxvt_term::selection_rotate (int x, int y) NOTHROW
3267{ 3384{
3268 selection.clicks = selection.clicks % 3 + 1; 3385 selection.clicks = selection.clicks % 3 + 1;
3269 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3386 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3270} 3387}
3271
3272/* ------------------------------------------------------------------------- */
3273/*
3274 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3275 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3276 * the X11 protocol.
3277 */
3278typedef CARD32 Atom32;
3279 3388
3280/* ------------------------------------------------------------------------- */ 3389/* ------------------------------------------------------------------------- */
3281/* 3390/*
3282 * Respond to a request for our current selection 3391 * Respond to a request for our current selection
3283 * EXT: SelectionRequest 3392 * EXT: SelectionRequest
3284 */ 3393 */
3285/* EXTPROTO */ 3394void ecb_cold
3286void
3287rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3395rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3288{ 3396{
3397 Atom property = rq.property == None ? rq.target : rq.property;
3289 XSelectionEvent ev; 3398 XSelectionEvent ev;
3399
3400 ev.type = SelectionNotify;
3401 ev.property = None;
3402 ev.display = rq.display;
3403 ev.requestor = rq.requestor;
3404 ev.selection = rq.selection;
3405 ev.target = rq.target;
3406 ev.time = rq.time;
3407
3408 if (rq.target == xa[XA_TARGETS])
3409 {
3410 Atom target_list[6];
3411 Atom *target = target_list;
3412
3413 *target++ = xa[XA_TARGETS];
3414 *target++ = xa[XA_TIMESTAMP];
3415 *target++ = XA_STRING;
3416 *target++ = xa[XA_TEXT];
3417 *target++ = xa[XA_COMPOUND_TEXT];
3418#if X_HAVE_UTF8_STRING
3419 *target++ = xa[XA_UTF8_STRING];
3420#endif
3421
3422 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3423 32, PropModeReplace,
3424 (unsigned char *)target_list, target - target_list);
3425 ev.property = property;
3426 }
3427#if TODO // TODO
3428 else if (rq.target == xa[XA_MULTIPLE])
3429 {
3430 /* TODO: Handle MULTIPLE */
3431 }
3432#endif
3433 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3434 {
3435 XChangeProperty (dpy, rq.requestor, property, rq.target,
3436 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3437 ev.property = property;
3438 }
3439 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3440 {
3441 XChangeProperty (dpy, rq.requestor, property, rq.target,
3442 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3443 ev.property = property;
3444 }
3445 else if (rq.target == XA_STRING
3446 || rq.target == xa[XA_TEXT]
3447 || rq.target == xa[XA_COMPOUND_TEXT]
3448 || rq.target == xa[XA_UTF8_STRING]
3449 )
3450 {
3451 XTextProperty ct;
3452 Atom target = rq.target;
3453 short freect = 0;
3454 int selectlen;
3455 wchar_t *cl;
3456 enum {
3457 enc_string = XStringStyle,
3458 enc_text = XStdICCTextStyle,
3459 enc_compound_text = XCompoundTextStyle,
3460#ifdef X_HAVE_UTF8_STRING
3461 enc_utf8 = XUTF8StringStyle,
3462#else
3463 enc_utf8 = -1,
3464#endif
3465 } style;
3466
3467 if (target == XA_STRING)
3468 // we actually don't do XA_STRING, but who cares, as i18n clients
3469 // will ask for another format anyways.
3470 style = enc_string;
3471 else if (target == xa[XA_TEXT])
3472 style = enc_text;
3473 else if (target == xa[XA_COMPOUND_TEXT])
3474 style = enc_compound_text;
3475#if !ENABLE_MINIMAL
3476 else if (target == xa[XA_UTF8_STRING])
3477 style = enc_utf8;
3478#endif
3479 else
3480 {
3481 target = xa[XA_COMPOUND_TEXT];
3482 style = enc_compound_text;
3483 }
3484
3485 if (rq.selection == XA_PRIMARY && selection.text)
3486 {
3487 cl = selection.text;
3488 selectlen = selection.len;
3489 }
3490 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3491 {
3492 cl = selection.clip_text;
3493 selectlen = selection.clip_len;
3494 }
3495 else
3496 {
3497 cl = L"";
3498 selectlen = 0;
3499 }
3500
3501#if !ENABLE_MINIMAL
3502 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3503 // so recode it manually
3504 if (style == enc_utf8)
3505 {
3506 freect = 1;
3507 ct.encoding = target;
3508 ct.format = 8;
3509 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3510 ct.nitems = strlen ((char *)ct.value);
3511 }
3512 else
3513#endif
3514 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3515 freect = 1;
3516 else
3517 {
3518 /* if we failed to convert then send it raw */
3519 ct.value = (unsigned char *)cl;
3520 ct.nitems = selectlen;
3521 ct.encoding = target;
3522 }
3523
3524 XChangeProperty (dpy, rq.requestor, property,
3525 ct.encoding, 8, PropModeReplace,
3526 ct.value, (int)ct.nitems);
3527 ev.property = property;
3528
3529 if (freect)
3530 XFree (ct.value);
3531 }
3532
3533 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3534}
3535
3536/* ------------------------------------------------------------------------- */
3290#ifdef USE_XIM 3537#ifdef USE_XIM
3291 Atom32 target_list[4]; 3538void ecb_cold
3292#else
3293 Atom32 target_list[3];
3294#endif
3295 Atom target;
3296 XTextProperty ct;
3297 XICCEncodingStyle style;
3298 char *cl[2], dummy[1];
3299
3300 ev.type = SelectionNotify;
3301 ev.property = None;
3302 ev.display = rq->display;
3303 ev.requestor = rq->requestor;
3304 ev.selection = rq->selection;
3305 ev.target = rq->target;
3306 ev.time = rq->time;
3307
3308 if (rq->target == R->xa[XA_TARGETS]) {
3309 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3310 target_list[1] = (Atom32) XA_STRING;
3311 target_list[2] = (Atom32) R->xa[XA_TEXT];
3312#ifdef USE_XIM
3313 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3314#endif
3315 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3316 (8 * sizeof(target_list[0])), PropModeReplace,
3317 (unsigned char *)target_list,
3318 (sizeof(target_list) / sizeof(target_list[0])));
3319 ev.property = rq->property;
3320 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3321 /* TODO: Handle MULTIPLE */
3322 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3323 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3324 (8 * sizeof(Time)), PropModeReplace,
3325 (unsigned char *)&R->selection_time, 1);
3326 ev.property = rq->property;
3327 } else if (rq->target == XA_STRING
3328 || rq->target == R->xa[XA_COMPOUND_TEXT]
3329 || rq->target == R->xa[XA_TEXT]) {
3330#ifdef USE_XIM
3331 short freect = 0;
3332#endif
3333 int selectlen;
3334
3335#ifdef USE_XIM
3336 if (rq->target != XA_STRING) {
3337 target = R->xa[XA_COMPOUND_TEXT];
3338 style = (rq->target == R->xa[XA_COMPOUND_TEXT])
3339 ? XCompoundTextStyle : XStdICCTextStyle;
3340 } else
3341#endif
3342 {
3343 target = XA_STRING;
3344 style = XStringStyle;
3345 }
3346 if (R->selection.text) {
3347 cl[0] = (char *)R->selection.text;
3348 selectlen = R->selection.len;
3349 } else {
3350 cl[0] = dummy;
3351 *dummy = '\0';
3352 selectlen = 0;
3353 }
3354#ifdef USE_XIM
3355 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3356 == Success) /* if we failed to convert then send it raw */
3357 freect = 1;
3358 else
3359#endif
3360 {
3361 ct.value = (unsigned char *)cl[0];
3362 ct.nitems = selectlen;
3363 }
3364 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3365 target, 8, PropModeReplace,
3366 ct.value, (int)ct.nitems);
3367 ev.property = rq->property;
3368#ifdef USE_XIM
3369 if (freect)
3370 XFree(ct.value);
3371#endif
3372 }
3373 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev);
3374}
3375
3376/* ------------------------------------------------------------------------- *
3377 * MOUSE ROUTINES *
3378 * ------------------------------------------------------------------------- */
3379
3380/*
3381 * return col/row values corresponding to x/y pixel values
3382 */
3383void
3384rxvt_term::pixel_position (int *x, int *y)
3385{
3386 *x = Pixel2Col(*x);
3387 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3388 *y = Pixel2Row(*y);
3389 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3390}
3391
3392/* ------------------------------------------------------------------------- */
3393#ifdef USE_XIM
3394void
3395rxvt_term::set_position (XPoint *pos) 3539rxvt_term::im_set_position (XPoint &pos) NOTHROW
3396{ 3540{
3397 XWindowAttributes xwa; 3541 XWindowAttributes xwa;
3398 3542
3399 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3543 XGetWindowAttributes (dpy, vt, &xwa);
3544
3400 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3545 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3401 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3546 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3402} 3547}
3403
3404#endif 3548#endif
3405/* ------------------------------------------------------------------------- */ 3549
3406 3550#if ENABLE_OVERLAY
3551void
3552rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3553{
3554 if (nrow < 1 || ncol < 1)
3555 return;
3556
3557 want_refresh = 1;
3558
3559 scr_overlay_off ();
3560
3561 if (x < 0) x = ncol - w;
3562 if (y < 0) y = nrow - h;
3563
3564 // make space for border
3565 w += 2; min_it (w, ncol);
3566 h += 2; min_it (h, nrow);
3567
3568 x -= 1; clamp_it (x, 0, ncol - w);
3569 y -= 1; clamp_it (y, 0, nrow - h);
3570
3571 ov.x = x; ov.y = y;
3572 ov.w = w; ov.h = h;
3573
3574 ov.text = new text_t *[h];
3575 ov.rend = new rend_t *[h];
3576
3577 for (y = 0; y < h; y++)
3578 {
3579 text_t *tp = ov.text[y] = new text_t[w];
3580 rend_t *rp = ov.rend[y] = new rend_t[w];
3581
3582 text_t t0, t1, t2;
3583 rend_t r = OVERLAY_RSTYLE;
3584
3585 if (y == 0)
3586 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3587 else if (y < h - 1)
3588 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3589 else
3590 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3591
3592 *tp++ = t0;
3593 *rp++ = r;
3594
3595 for (x = w - 2; x > 0; --x)
3596 {
3597 *tp++ = t1;
3598 *rp++ = r;
3599 }
3600
3601 *tp = t2;
3602 *rp = r;
3603 }
3604}
3605
3606void
3607rxvt_term::scr_overlay_off () NOTHROW
3608{
3609 if (!ov.text)
3610 return;
3611
3612 want_refresh = 1;
3613
3614 for (int y = 0; y < ov.h; y++)
3615 {
3616 delete [] ov.text[y];
3617 delete [] ov.rend[y];
3618 }
3619
3620 delete [] ov.text; ov.text = 0;
3621 delete [] ov.rend; ov.rend = 0;
3622}
3623
3624void
3625rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3626{
3627 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3628 return;
3629
3630 x++, y++;
3631
3632 ov.text[y][x] = text;
3633 ov.rend[y][x] = rend;
3634}
3635
3636void
3637rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3638{
3639 while (*s)
3640 scr_overlay_set (x++, y, *s++);
3641}
3642
3643void
3644rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3645{
3646 while (*s)
3647 {
3648 text_t t = *s++;
3649 int width = WCWIDTH (t);
3650
3651 while (width--)
3652 {
3653 scr_overlay_set (x++, y, t);
3654 t = NOCHAR;
3655 }
3656 }
3657}
3658
3659void
3660rxvt_term::scr_swap_overlay () NOTHROW
3661{
3662 if (!ov.text)
3663 return;
3664
3665 // hide cursor if it is within the overlay area
3666 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3667 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3668 screen.flags &= ~Screen_VisibleCursor;
3669
3670 // swap screen mem with overlay
3671 for (int y = ov.h; y--; )
3672 {
3673 text_t *t1 = ov.text[y];
3674 rend_t *r1 = ov.rend[y];
3675
3676 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3677 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3678
3679 for (int x = ov.w; x--; )
3680 {
3681 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3682 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3683 }
3684 }
3685}
3686
3687#endif
3407/* ------------------------------------------------------------------------- * 3688/* ------------------------------------------------------------------------- */
3408 * DEBUG ROUTINES *
3409 * ------------------------------------------------------------------------- */
3410#if 0
3411/* INTPROTO */
3412void
3413rxvt_debug_colors(void)
3414{
3415 int color;
3416 const char *name[] = {
3417 "fg", "bg",
3418 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3419 };
3420 3689
3421 fprintf(stderr, "Color ( ");
3422 if (R->rstyle & RS_RVid)
3423 fprintf(stderr, "rvid ");
3424 if (R->rstyle & RS_Bold)
3425 fprintf(stderr, "bold ");
3426 if (R->rstyle & RS_Blink)
3427 fprintf(stderr, "blink ");
3428 if (R->rstyle & RS_Uline)
3429 fprintf(stderr, "uline ");
3430 fprintf(stderr, "): ");
3431
3432 color = GET_FGCOLOR(R->rstyle);
3433#ifndef NO_BRIGHTCOLOR
3434 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3435 color -= (minBrightCOLOR - minCOLOR);
3436 fprintf(stderr, "bright ");
3437 }
3438#endif
3439 fprintf(stderr, "%s on ", name[color]);
3440
3441 color = GET_BGCOLOR(R->rstyle);
3442#ifndef NO_BRIGHTCOLOR
3443 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3444 color -= (minBrightCOLOR - minCOLOR);
3445 fprintf(stderr, "bright ");
3446 }
3447#endif
3448 fprintf(stderr, "%s\n", name[color]);
3449}
3450#endif

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