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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.6 by pcg, Tue Dec 2 21:49:46 2003 UTC vs.
Revision 1.454 by sf-exg, Sun Jan 18 13:08:46 2015 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.6 2003/12/02 21:49:46 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 3 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
12 * 12 *
13 * This program is distributed in the hope that it will be useful, 13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
… …
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
33static inline void
36inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
37{ 35{
38 while (len--) 36 while (len--)
39 *start++ = value; 37 *start++ = value;
40} 38}
41 39
42/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
43#define PROP_SIZE 16384
44#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
45 42
46/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
48 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
49#define ZERO_SCROLLBACK(R) \ 46#define ZERO_SCROLLBACK() \
50 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 47 if (option (Opt_scrollTtyOutput)) \
51 (R)->TermWin.view_start = 0 48 view_start = 0
52#define CLEAR_SELECTION(R) \ 49#define CLEAR_SELECTION() \
53 (R)->selection.beg.row = (R)->selection.beg.col \ 50 selection.beg.row = selection.beg.col \
54 = (R)->selection.end.row = (R)->selection.end.col = 0 51 = selection.end.row = selection.end.col = 0
55#define CLEAR_ALL_SELECTION(R) \ 52#define CLEAR_ALL_SELECTION() \
56 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
57 = (R)->selection.mark.row = (R)->selection.mark.col \ 54 = selection.mark.row = selection.mark.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
59 56
60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 57#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
61 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 58 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 59#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
63 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 60 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
65 (((A) == (C)) && ((B) > (D))) 62 (((A) == (C)) && ((B) > (D)))
66#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) \
67 (((A) == (C)) && ((B) >= (D))) 64 (((A) == (C)) && ((B) >= (D)))
68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
69 (((A) == (C)) && ((B) < (D))) 66 (((A) == (C)) && ((B) < (D)))
70#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) \
71 (((A) == (C)) && ((B) <= (D))) 68 (((A) == (C)) && ((B) <= (D)))
72 69
73/* these must be row_col_t */ 70/* these must be row_col_t */
74#define ROWCOL_IS_AFTER(X, Y) \ 71#define ROWCOL_IS_AFTER(X, Y) \
75 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)
76#define ROWCOL_IS_BEFORE(X, Y) \ 73#define ROWCOL_IS_BEFORE(X, Y) \
77 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)
78#define ROWCOL_IN_ROW_AFTER(X, Y) \ 75#define ROWCOL_IN_ROW_AFTER(X, Y) \
79 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)
80#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 77#define ROWCOL_IN_ROW_BEFORE(X, Y) \
81 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)
82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
83 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)
84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
85 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)
86 83
87/* 84/*
88 * CLEAR_ROWS : clear <num> rows starting from row <row>
89 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 85 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
90 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
91 */ 86 */
92#define drawBuffer (R->TermWin.vt)
93
94#define CLEAR_ROWS(row, num) \
95 if (R->TermWin.mapped) \
96 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
97 Row2Pixel(row), (unsigned int)R->TermWin.width, \
98 (unsigned int)Height2Pixel(num), False)
99
100#define CLEAR_CHARS(x, y, num) \ 87#define CLEAR_CHARS(x, y, num) \
101 if (R->TermWin.mapped) \ 88 if (mapped) \
102 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 89 XClearArea (dpy, vt, x, y, \
103 (unsigned int)Width2Pixel(num), \ 90 (unsigned int)Width2Pixel (num), \
104 (unsigned int)Height2Pixel(1), False) 91 (unsigned int)Height2Pixel (1), False)
105
106#define ERASE_ROWS(row, num) \
107 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \
108 R->TermWin.int_bwidth, Row2Pixel(row), \
109 (unsigned int)R->TermWin.width, \
110 (unsigned int)Height2Pixel(num))
111 92
112/* ------------------------------------------------------------------------- * 93/* ------------------------------------------------------------------------- *
113 * SCREEN `COMMON' ROUTINES * 94 * SCREEN `COMMON' ROUTINES *
114 * ------------------------------------------------------------------------- */ 95 * ------------------------------------------------------------------------- */
96
115/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
116/* INTPROTO */
117void 98void
118rxvt_blank_line(pR_ text_t *et, rend_t *er, unsigned int width, rend_t efs) 99rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
119{ 100{
120 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
121 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 111 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
122 112
113 text_t *et = l.t + col;
114 rend_t *er = l.r + col;
115
123 while (width--) 116 while (width--)
124 { 117 {
125 *et++ = ' '; 118 *et++ = ' ';
126 *er++ = efs; 119 *er++ = efs;
127 } 120 }
128} 121}
129 122
130/* ------------------------------------------------------------------------- */ 123/* ------------------------------------------------------------------------- */
131/* 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 */
132/* INTPROTO */
133void 125void
134rxvt_blank_screen_mem(pR_ text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 126rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 127{
136 int width = R->TermWin.ncol; 128 scr_blank_line (l, 0, ncol, efs);
137 rend_t *er;
138 129
139#ifdef DEBUG_STRICT 130 l.l = 0;
140 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 131 l.f = 0;
141#endif 132}
142 if (tp[row] == NULL) { 133
143 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width); 134// nuke a single wide character at the given column
144 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width); 135void
145 } 136rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
146 rxvt_blank_line (aR_ tp[row], rp[row], width, efs); 137{
138 // find begin
139 while (col > 0 && l.t[col] == NOCHAR)
140 col--;
141
142 rend_t rend = l.r[col] & ~RS_baseattrMask;
143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
144
145 l.touch ();
146
147 // found start, nuke
148 do {
149 l.t[col] = ' ';
150 l.r[col] = rend;
151 col++;
152 } while (col < ncol && l.t[col] == NOCHAR);
153}
154
155// set the rendition of a single wide character beginning at the given column
156void
157rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend)
158{
159 do {
160 l.r[col] = rend;
161 col++;
162 } while (col < ncol && l.t[col] == NOCHAR);
147} 163}
148 164
149/* ------------------------------------------------------------------------- * 165/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 166 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 167 * ------------------------------------------------------------------------- */
152/* EXTPROTO */ 168
153void 169void
170rxvt_term::scr_alloc () NOTHROW
171{
172 int tsize = sizeof (text_t) * ncol;
173 int rsize = sizeof (rend_t) * ncol;
174
175 // we assume that rend_t size is a sufficient alignment
176 // factor for text_t and line_t values, and we only
177 // need to adjust tsize.
178 tsize = (tsize + sizeof (rend_t) - 1);
179 tsize -= tsize % sizeof (rend_t);
180
181 int all_rows = total_rows + nrow + nrow;
182
183 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
184 chunk = chunk_alloc (chunk_size, 0);
185
186 char *base = (char *)chunk + sizeof (line_t) * all_rows;
187
188 for (int row = 0; row < all_rows; ++row)
189 {
190 line_t &l = ((line_t *)chunk) [row];
191
192 l.t = (text_t *)base; base += tsize;
193 l.r = (rend_t *)base; base += rsize;
194 l.l = -1;
195 l.f = 0;
196 }
197
198 drawn_buf = (line_t *)chunk;
199 swap_buf = drawn_buf + nrow;
200 row_buf = swap_buf + nrow;
201}
202
203void
204rxvt_term::copy_line (line_t &dst, line_t &src)
205{
206 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
207 dst.l = min (src.l, ncol);
208 memcpy (dst.t, src.t, sizeof (text_t) * dst.l);
209 memcpy (dst.r, src.r, sizeof (rend_t) * dst.l);
210 dst.f = src.f;
211}
212
213void ecb_cold
154rxvt_scr_reset(pR) 214rxvt_term::scr_reset ()
155{ 215{
156 unsigned int ncol, nrow, prev_ncol, prev_nrow, 216#if ENABLE_OVERLAY
157 total_rows, prev_total_rows; 217 scr_overlay_off ();
158 unsigned int p, q; 218#endif
159 int k;
160 rend_t setrstyle;
161 219
162 D_SCREEN((stderr, "rxvt_scr_reset()")); 220 view_start = 0;
163
164 R->TermWin.view_start = 0;
165 R->num_scr = 0; 221 num_scr = 0;
166 222
167 prev_ncol = R->prev_ncol; 223 if (ncol == 0)
168 prev_nrow = R->prev_nrow; 224 ncol = 80;
169 if (R->TermWin.ncol == 0) 225
170 R->TermWin.ncol = 80; 226 if (nrow == 0)
171 if (R->TermWin.nrow == 0) 227 nrow = 24;
172 R->TermWin.nrow = 24; 228
173 ncol = R->TermWin.ncol;
174 nrow = R->TermWin.nrow;
175 if (ncol == prev_ncol && nrow == prev_nrow) 229 if (ncol == prev_ncol && nrow == prev_nrow)
176 return; 230 return;
177 231
232 // we need at least two lines for wrapping to work correctly
233 while (nrow + saveLines < 2)
234 {
235 //TODO//FIXME
236 saveLines++;
237 prev_nrow--;
238 top_row--;
239 }
240
178 R->want_refresh = 1; 241 want_refresh = 1;
179 242
180 total_rows = nrow + R->TermWin.saveLines;
181 prev_total_rows = prev_nrow + R->TermWin.saveLines; 243 int prev_total_rows = prev_nrow + saveLines;
244 total_rows = nrow + saveLines;
182 245
183 R->screen.tscroll = 0; 246 screen.tscroll = 0;
184 R->screen.bscroll = nrow - 1; 247 screen.bscroll = nrow - 1;
185 248
186 if (prev_nrow == 0) { 249 void *prev_chunk = chunk;
187/* 250 size_t prev_chunk_size = chunk_size;
188 * A: first time called so just malloc everything : don't rely on realloc 251 line_t *prev_drawn_buf = drawn_buf;
189 * Note: this is still needed so that all the scrollback lines are NULL 252 line_t *prev_swap_buf = swap_buf;
190 */ 253 line_t *prev_row_buf = row_buf;
191 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
192 R->buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
193 R->drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
194 R->swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
195 254
196 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 255 scr_alloc ();
197 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t));
198 256
199 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 257 if (!prev_row_buf)
200 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 258 {
201 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 259 top_row = 0;
202 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 260 term_start = 0;
203 261
204 for (p = 0; p < nrow; p++) {
205 q = p + R->TermWin.saveLines;
206 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
207 q, DEFAULT_RSTYLE);
208 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
209 p, DEFAULT_RSTYLE);
210 R->screen.tlen[q] = R->swap.tlen[p] = 0;
211 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
212 p, DEFAULT_RSTYLE);
213 }
214 MEMSET(R->charsets, 'B', sizeof(R->charsets)); 262 memset (charsets, 'B', sizeof (charsets));
215 R->TermWin.nscrolled = 0; /* no saved lines */
216 R->rstyle = DEFAULT_RSTYLE; 263 rstyle = DEFAULT_RSTYLE;
217 R->screen.flags = Screen_DefaultFlags; 264 screen.flags = Screen_DefaultFlags;
218 R->screen.cur.row = R->screen.cur.col = 0; 265 screen.cur.row = screen.cur.col = 0;
219 R->screen.charset = 0; 266 screen.charset = 0;
220 R->current_screen = PRIMARY; 267 current_screen = PRIMARY;
221 rxvt_scr_cursor(aR_ SAVE); 268 scr_cursor (SAVE);
269
222#if NSCREENS 270#if NSCREENS
223 R->swap.flags = Screen_DefaultFlags; 271 swap.flags = Screen_DefaultFlags;
224 R->swap.cur.row = R->swap.cur.col = 0; 272 swap.cur.row = swap.cur.col = 0;
225 R->swap.charset = 0; 273 swap.charset = 0;
226 R->current_screen = SECONDARY; 274 current_screen = SECONDARY;
227 rxvt_scr_cursor(aR_ SAVE); 275 scr_cursor (SAVE);
228 R->current_screen = PRIMARY; 276 current_screen = PRIMARY;
229#endif 277#endif
278
230 R->selection.text = NULL; 279 selection.text = NULL;
231 R->selection.len = 0; 280 selection.len = 0;
232 R->selection.op = SELECTION_CLEAR; 281 selection.op = SELECTION_CLEAR;
233 R->selection.screen = PRIMARY; 282 selection.screen = PRIMARY;
234 R->selection.clicks = 0; 283 selection.clicks = 0;
235 CLEAR_ALL_SELECTION(R); 284 selection.clip_text = NULL;
236 R->rvideo = 0; 285 selection.clip_len = 0;
237 286 }
238 } else { 287 else
239/* 288 {
289 /*
240 * B1: add or delete rows as appropriate 290 * add or delete rows as appropriate
241 */ 291 */
242 setrstyle = DEFAULT_RSTYLE;
243 292
244 if (nrow < prev_nrow) { 293 int common_col = min (prev_ncol, ncol);
245 /* delete rows */ 294
246 k = min(R->TermWin.nscrolled, prev_nrow - nrow); 295 for (int row = min (nrow, prev_nrow); row--; )
247 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1); 296 {
248 for (p = nrow; p < prev_nrow; p++) { 297 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
249 q = p + R->TermWin.saveLines; 298 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
250 if (R->screen.text[q]) { 299 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
251#ifdef DEBUG_STRICT 300
252 assert(R->screen.rend[q]); 301 copy_line (swap_buf [row], prev_swap_buf [row]);
253#endif 302 }
254 free(R->screen.text[q]); 303
255 free(R->screen.rend[q]); 304 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
305 int pend = MOD (term_start + top_row , prev_total_rows);
306 int q = total_rows; // rewrapped row
307
308 if (top_row)
309 {
310 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
311 // to come up with a lean and mean algorithm.
312 // TODO: maybe optimise when width didn't change
313
314 row_col_t ocur = screen.cur;
315 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
316
317 do
318 {
319 p = MOD (p - 1, prev_total_rows);
320 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
321 int plines = 1;
322 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
323
324 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
325 {
326 p = MOD (p - 1, prev_total_rows);
327
328 plines++;
329 llen += prev_ncol;
256 } 330 }
257 if (R->swap.text[p]) { 331
258#ifdef DEBUG_STRICT 332 int qlines = max (0, (llen - 1) / ncol) + 1;
259 assert(R->swap.rend[p]); 333
260#endif 334 // drop partial lines completely
261 free(R->swap.text[p]); 335 if (q < qlines)
262 free(R->swap.rend[p]); 336 break;
337
338 q -= qlines;
339
340 int lofs = 0;
341 line_t *qline;
342
343 // re-assemble the full line by destination lines
344 for (int qrow = q; qlines--; qrow++)
345 {
346 qline = row_buf + qrow;
347 qline->alloc (); // redundant with next line
348 qline->l = ncol;
349 qline->is_longer (1);
350
351 int qcol = 0;
352
353 // see below for cursor adjustment rationale
354 if (p == ocur.row)
355 screen.cur.row = q - (total_rows - nrow);
356
357 // fill a single destination line
358 while (lofs < llen && qcol < ncol)
359 {
360 int prow = lofs / prev_ncol;
361 int pcol = lofs % prev_ncol;
362
363 prow = MOD (p + prow, prev_total_rows);
364
365 // we only adjust the cursor _row_ and put it into
366 // the topmost line of "long line" it was in, as
367 // this seems to upset applications/shells/readline
368 // least.
369 if (prow == ocur.row)
370 screen.cur.row = q - (total_rows - nrow);
371
372 line_t &pline = prev_row_buf [prow];
373
374 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
375
376 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
377 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
378
379 lofs += len;
380 qcol += len;
381 }
263 } 382 }
264#ifdef DEBUG_STRICT 383
265 assert(R->drawn_text[p] && R->drawn_rend[p]); 384 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
266#endif 385 qline->is_longer (0);
267 free(R->drawn_text[p]); 386 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
268 free(R->drawn_rend[p]);
269 } 387 }
270 /* we have fewer rows so fix up cursor position */ 388 while (p != pend && q > 0);
271 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1);
272 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1);
273 389
274 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 390 term_start = total_rows - nrow;
391 top_row = q - term_start;
275 392
276 } else if (nrow > prev_nrow) { 393 // make sure all terminal lines exist
277 /* add rows */ 394 while (top_row > 0)
278 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 395 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
396 }
397 else
398 {
399 // if no scrollback exists (yet), wing, instead of wrap
279 400
280 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 401 for (int row = min (nrow, prev_nrow); row--; )
281 for (p = prev_total_rows; p < total_rows; p++) { 402 {
282 R->screen.tlen[p] = 0; 403 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
283 R->screen.text[p] = NULL; 404 line_t &dst = row_buf [row];
284 R->screen.rend[p] = NULL; 405
406 copy_line (dst, src);
285 } 407 }
286 for (p = prev_total_rows; p < total_rows - k; p++) 408
287 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
288 p, setrstyle);
289 for (p = prev_nrow; p < nrow; p++) { 409 for (int row = prev_nrow; row < nrow; row++)
290 R->swap.tlen[p] = 0; 410 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
291 R->swap.text[p] = NULL; 411
292 R->swap.rend[p] = NULL; 412 term_start = 0;
293 R->drawn_text[p] = NULL;
294 R->drawn_rend[p] = NULL;
295 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
296 p, setrstyle);
297 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
298 p, setrstyle);
299 } 413 }
300 if (k > 0) { 414
301 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1); 415 clamp_it (screen.cur.row, 0, nrow - 1);
302 R->screen.cur.row += k; 416 clamp_it (screen.cur.col, 0, ncol - 1);
303 R->screen.s_cur.row += k; 417 }
304 R->TermWin.nscrolled -= k; 418
305 } 419 for (int row = nrow; row--; )
306#ifdef DEBUG_STRICT
307 assert(R->screen.cur.row < R->TermWin.nrow);
308 assert(R->swap.cur.row < R->TermWin.nrow);
309#else /* drive with your eyes closed */
310 MIN_IT(R->screen.cur.row, nrow - 1);
311 MIN_IT(R->swap.cur.row, nrow - 1);
312#endif
313 }
314/* B2: resize columns */
315 if (ncol != prev_ncol) {
316 for (p = 0; p < total_rows; p++) {
317 if (R->screen.text[p]) {
318 R->screen.text[p] = (text_t *)rxvt_realloc(R->screen.text[p], ncol * sizeof(text_t));
319 R->screen.rend[p] = (rend_t *)rxvt_realloc(R->screen.rend[p], ncol * sizeof(rend_t));
320 MIN_IT(R->screen.tlen[p], (int16_t)ncol);
321 if (ncol > prev_ncol)
322 rxvt_blank_line(aR_
323 &(R->screen.text[p][prev_ncol]),
324 &(R->screen.rend[p][prev_ncol]),
325 ncol - prev_ncol,
326 setrstyle);
327 }
328 }
329 for (p = 0; p < nrow; p++) {
330 R->drawn_text[p] = (text_t *)rxvt_realloc(R->drawn_text[p], ncol * sizeof(text_t));
331 R->drawn_rend[p] = (rend_t *)rxvt_realloc(R->drawn_rend[p], ncol * sizeof(rend_t));
332 if (R->swap.text[p]) {
333 R->swap.text[p] = (text_t *)rxvt_realloc(R->swap.text[p], ncol * sizeof(text_t));
334 R->swap.rend[p] = (rend_t *)rxvt_realloc(R->swap.rend[p], ncol * sizeof(rend_t));
335 MIN_IT(R->swap.tlen[p], (int16_t)ncol);
336 if (ncol > prev_ncol)
337 rxvt_blank_line(aR_
338 &(R->swap.text[p][prev_ncol]),
339 &(R->swap.rend[p][prev_ncol]),
340 ncol - prev_ncol, setrstyle);
341 }
342 if (ncol > prev_ncol)
343 rxvt_blank_line(aR_
344 &(R->drawn_text[p][prev_ncol]),
345 &(R->drawn_rend[p][prev_ncol]),
346 ncol - prev_ncol, setrstyle);
347 }
348 MIN_IT(R->screen.cur.col, (int16_t)ncol - 1);
349 MIN_IT(R->swap.cur.col, (int16_t)ncol - 1);
350 }
351 if (R->tabs)
352 free(R->tabs);
353 } 420 {
421 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
422 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
423 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
424 }
354 425
426 chunk_free (prev_chunk, prev_chunk_size);
427
428 free (tabs);
355 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 429 tabs = (char *)rxvt_malloc (ncol);
356 430
357 for (p = 0; p < ncol; p++) 431 for (int col = ncol; col--; )
358 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 432 tabs [col] = col % TABSIZE == 0;
359 433
434 CLEAR_ALL_SELECTION ();
435
360 R->prev_nrow = nrow; 436 prev_nrow = nrow;
361 R->prev_ncol = ncol; 437 prev_ncol = ncol;
362 438
363 R->tt_winch (); 439 tt_winch ();
364}
365 440
366/* INTPROTO */ 441 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
367void
368rxvt_scr_reset_realloc(pR)
369{
370 uint16_t total_rows, nrow;
371
372 nrow = R->TermWin.nrow;
373 total_rows = nrow + R->TermWin.saveLines;
374/* *INDENT-OFF* */
375 R->screen.text = (text_t **)rxvt_realloc(R->screen.text, total_rows * sizeof(text_t *));
376 R->buf_text = (text_t **)rxvt_realloc(R->buf_text , total_rows * sizeof(text_t *));
377 R->drawn_text = (text_t **)rxvt_realloc(R->drawn_text , nrow * sizeof(text_t *));
378 R->swap.text = (text_t **)rxvt_realloc(R->swap.text , nrow * sizeof(text_t *));
379
380 R->screen.tlen = (int16_t *)rxvt_realloc(R->screen.tlen, total_rows * sizeof(int16_t));
381 R->swap.tlen = (int16_t *)rxvt_realloc(R->swap.tlen , total_rows * sizeof(int16_t));
382
383 R->screen.rend = (rend_t **)rxvt_realloc(R->screen.rend, total_rows * sizeof(rend_t *));
384 R->buf_rend = (rend_t **)rxvt_realloc(R->buf_rend , total_rows * sizeof(rend_t *));
385 R->drawn_rend = (rend_t **)rxvt_realloc(R->drawn_rend , nrow * sizeof(rend_t *));
386 R->swap.rend = (rend_t **)rxvt_realloc(R->swap.rend , nrow * sizeof(rend_t *));
387/* *INDENT-ON* */
388} 442}
389 443
390/* ------------------------------------------------------------------------- */ 444void ecb_cold
391/* 445rxvt_term::scr_release () NOTHROW
392 * Free everything. That way malloc debugging can find leakage.
393 */
394/* EXTPROTO */
395void
396rxvt_scr_release(pR)
397{ 446{
398 uint16_t total_rows; 447 chunk_free (chunk, chunk_size);
399 int i; 448 chunk = 0;
449 row_buf = 0;
400 450
401 total_rows = R->TermWin.nrow + R->TermWin.saveLines;
402 for (i = 0; i < total_rows; i++) {
403 if (R->screen.text[i]) { /* then so is R->screen.rend[i] */
404 free(R->screen.text[i]);
405#ifdef DEBUG_STRICT
406 assert(R->screen.rend[i]);
407#endif
408 free(R->screen.rend[i]);
409 }
410 }
411 for (i = 0; i < R->TermWin.nrow; i++) {
412 free(R->drawn_text[i]);
413 free(R->drawn_rend[i]);
414 free(R->swap.text[i]);
415 free(R->swap.rend[i]);
416 }
417 free(R->screen.text);
418 free(R->screen.tlen);
419 free(R->screen.rend);
420 free(R->drawn_text);
421 free(R->drawn_rend);
422 free(R->swap.text);
423 free(R->swap.tlen);
424 free(R->swap.rend);
425 free(R->buf_text);
426 free(R->buf_rend);
427 free(R->tabs); 451 free (tabs);
428 452 tabs = 0;
429/* NULL these so if anything tries to use them, we'll know about it */
430 R->screen.text = R->drawn_text = R->swap.text = NULL;
431 R->screen.rend = R->drawn_rend = R->swap.rend = NULL;
432 R->screen.tlen = R->swap.tlen = NULL;
433 R->buf_text = NULL;
434 R->buf_rend = NULL;
435 R->tabs = NULL;
436} 453}
437 454
438/* ------------------------------------------------------------------------- */ 455/* ------------------------------------------------------------------------- */
439/* 456/*
440 * Hard reset 457 * Hard/Soft reset
441 */ 458 */
442/* EXTPROTO */ 459void ecb_cold
443void
444rxvt_scr_poweron(pR) 460rxvt_term::scr_poweron ()
445{ 461{
446 D_SCREEN((stderr, "rxvt_scr_poweron()"));
447
448 rxvt_scr_release(aR); 462 scr_release ();
463
449 R->prev_nrow = R->prev_ncol = 0; 464 prev_nrow = prev_ncol = 0;
450 rxvt_scr_reset(aR); 465 rvideo_mode = false;
466 scr_soft_reset ();
467 scr_reset ();
451 468
452 rxvt_scr_clear(aR); 469 scr_clear (true);
453 rxvt_scr_refresh(aR_ SLOW_REFRESH); 470 scr_refresh ();
454#ifdef RXVT_GRAPHICS 471}
455 rxvt_Gr_reset(aR); 472
473void ecb_cold
474rxvt_term::scr_soft_reset () NOTHROW
475{
476 /* only affects modes, nothing drastic such as clearing the screen */
477#if ENABLE_OVERLAY
478 scr_overlay_off ();
456#endif 479#endif
480
481 if (current_screen != PRIMARY)
482 scr_swap_screen ();
483
484 scr_scroll_region (0, MAX_ROWS - 1);
485 scr_rendition (0, ~RS_None);
486 scr_insert_mode (0);
457} 487}
458 488
459/* ------------------------------------------------------------------------- * 489/* ------------------------------------------------------------------------- *
460 * PROCESS SCREEN COMMANDS * 490 * PROCESS SCREEN COMMANDS *
461 * ------------------------------------------------------------------------- */ 491 * ------------------------------------------------------------------------- */
462/* 492/*
463 * Save and Restore cursor 493 * Save and Restore cursor
464 * XTERM_SEQ: Save cursor : ESC 7 494 * XTERM_SEQ: Save cursor : ESC 7
465 * XTERM_SEQ: Restore cursor: ESC 8 495 * XTERM_SEQ: Restore cursor: ESC 8
466 */ 496 */
467/* EXTPROTO */
468void 497void
469rxvt_scr_cursor(pR_ int mode) 498rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
470{ 499{
471 screen_t *s; 500 screen_t *s;
472
473 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
474 501
475#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 502#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
476 if (R->current_screen == SECONDARY) 503 if (current_screen == SECONDARY)
477 s = &(R->swap); 504 s = &swap;
478 else 505 else
479#endif 506#endif
480 s = &(R->screen); 507 s = &screen;
508
481 switch (mode) { 509 switch (mode)
510 {
482 case SAVE: 511 case SAVE:
483 s->s_cur.row = s->cur.row; 512 s->s_cur.row = screen.cur.row;
484 s->s_cur.col = s->cur.col; 513 s->s_cur.col = screen.cur.col;
485 s->s_rstyle = R->rstyle; 514 s->s_rstyle = rstyle;
486 s->s_charset = s->charset; 515 s->s_charset = screen.charset;
487 s->s_charset_char = R->charsets[s->charset]; 516 s->s_charset_char = charsets[screen.charset];
488 break; 517 break;
518
489 case RESTORE: 519 case RESTORE:
490 R->want_refresh = 1; 520 want_refresh = 1;
491 s->cur.row = s->s_cur.row; 521 screen.cur.row = s->s_cur.row;
492 s->cur.col = s->s_cur.col; 522 screen.cur.col = s->s_cur.col;
493 s->flags &= ~Screen_WrapNext; 523 screen.flags &= ~Screen_WrapNext;
494 R->rstyle = s->s_rstyle; 524 rstyle = s->s_rstyle;
495 s->charset = s->s_charset; 525 screen.charset = s->s_charset;
496 R->charsets[s->charset] = s->s_charset_char; 526 charsets[screen.charset] = s->s_charset_char;
497 rxvt_set_font_style(aR); 527 set_font_style ();
498 break; 528 break;
499 } 529 }
530
500/* boundary check in case screen size changed between SAVE and RESTORE */ 531 /* boundary check in case screen size changed between SAVE and RESTORE */
501 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 532 min_it (s->cur.row, nrow - 1);
502 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 533 min_it (s->cur.col, ncol - 1);
503#ifdef DEBUG_STRICT
504 assert(s->cur.row >= 0); 534 assert (s->cur.row >= 0);
505 assert(s->cur.col >= 0); 535 assert (s->cur.col >= 0);
506#else /* drive with your eyes closed */ 536}
507 MAX_IT(s->cur.row, 0); 537
508 MAX_IT(s->cur.col, 0); 538void
509#endif 539rxvt_term::scr_swap_screen () NOTHROW
540{
541 if (!option (Opt_secondaryScreen))
542 return;
543
544 for (int i = prev_nrow; i--; )
545 ::swap (ROW(i), swap_buf [i]);
546
547 ::swap (screen.cur, swap.cur);
548
549 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
550 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
510} 551}
511 552
512/* ------------------------------------------------------------------------- */ 553/* ------------------------------------------------------------------------- */
513/* 554/*
514 * Swap between primary and secondary screens 555 * Swap between primary and secondary screens
515 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 556 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
516 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 557 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
517 */ 558 */
518/* EXTPROTO */ 559void
519int
520rxvt_scr_change_screen(pR_ int scrn) 560rxvt_term::scr_change_screen (int scrn)
521{ 561{
522 int i; 562 if (scrn == current_screen)
563 return;
564
565 want_refresh = 1;
566 view_start = 0;
567
568 /* check for boundary cross */
569 row_col_t pos;
570 pos.row = pos.col = 0;
571 if (ROWCOL_IS_BEFORE (selection.beg, pos)
572 && ROWCOL_IS_AFTER (selection.end, pos))
573 CLEAR_SELECTION ();
574
575 current_screen = scrn;
576
523#if NSCREENS 577#if NSCREENS
524 int offset; 578 if (option (Opt_secondaryScreen))
525#endif 579 {
526
527 R->want_refresh = 1;
528
529 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
530
531 R->TermWin.view_start = 0;
532
533 if (R->current_screen == scrn)
534 return R->current_screen;
535
536 rxvt_selection_check(aR_ 2); /* check for boundary cross */
537
538 SWAP_IT(R->current_screen, scrn, int);
539#if NSCREENS
540 R->num_scr = 0; 580 num_scr = 0;
541 offset = R->TermWin.saveLines; 581
542 for (i = R->prev_nrow; i--;) { 582 scr_swap_screen ();
543 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 583
544 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 584 ::swap (screen.charset, swap.charset);
545 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 585 ::swap (screen.flags, swap.flags);
546 }
547 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
548 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
549# ifdef DEBUG_STRICT
550 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
551 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
552# else /* drive with your eyes closed */
553 MAX_IT(R->screen.cur.row, 0);
554 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
555 MAX_IT(R->screen.cur.col, 0);
556 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
557# endif
558 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
559 SWAP_IT(R->screen.flags, R->swap.flags, int);
560 R->screen.flags |= Screen_VisibleCursor; 586 screen.flags |= Screen_VisibleCursor;
561 R->swap.flags |= Screen_VisibleCursor; 587 swap.flags |= Screen_VisibleCursor;
562
563# ifdef RXVT_GRAPHICS
564
565 if (rxvt_Gr_Displayed(aR)) {
566 rxvt_Gr_scroll(aR_ 0);
567 rxvt_Gr_ChangeScreen(aR);
568 } 588 }
589 else
569# endif 590#endif
570#else 591 if (option (Opt_secondaryScroll))
571# ifdef SCROLL_ON_NO_SECONDARY
572# ifdef RXVT_GRAPHICS
573 if (rxvt_Gr_Displayed(aR))
574 rxvt_Gr_ClearScreen(aR);
575# endif
576 if (R->current_screen == PRIMARY
577# ifdef RXVT_GRAPHICS
578 && !rxvt_Gr_Displayed(aR)
579# endif
580 )
581 rxvt_scroll_text(aR_ 0, (R->prev_nrow - 1), R->prev_nrow, 0); 592 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
582# endif 593}
583#endif 594
595// clear WrapNext indicator, solidifying position on next line
596void
597rxvt_term::scr_do_wrap () NOTHROW
598{
599 if (!(screen.flags & Screen_WrapNext))
584 return scrn; 600 return;
601
602 screen.flags &= ~Screen_WrapNext;
603
604 screen.cur.col = 0;
605
606 if (screen.cur.row == screen.bscroll)
607 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
608 else if (screen.cur.row < nrow - 1)
609 screen.cur.row++;
585} 610}
586 611
587/* ------------------------------------------------------------------------- */ 612/* ------------------------------------------------------------------------- */
588/* 613/*
589 * Change the colour for following text 614 * Change the colour for following text
590 */ 615 */
591/* EXTPROTO */
592void 616void
593rxvt_scr_color(pR_ unsigned int color, int fgbg) 617rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
594{ 618{
619 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
595 color &= RS_fgMask; 620 color = fgbg;
621
596 if (fgbg == Color_fg) 622 if (fgbg == Color_fg)
597 R->rstyle = SET_FGCOLOR(R->rstyle, color); 623 rstyle = SET_FGCOLOR (rstyle, color);
598 else 624 else
599 R->rstyle = SET_BGCOLOR(R->rstyle, color); 625 rstyle = SET_BGCOLOR (rstyle, color);
600} 626}
601 627
602/* ------------------------------------------------------------------------- */ 628/* ------------------------------------------------------------------------- */
603/* 629/*
604 * Change the rendition style for following text 630 * Change the rendition style for following text
605 */ 631 */
606/* EXTPROTO */
607void 632void
608rxvt_scr_rendition(pR_ int set, int style) 633rxvt_term::scr_rendition (int set, int style) NOTHROW
609{ 634{
610 if (set) 635 if (set)
611 R->rstyle |= style; 636 rstyle |= style;
612 else if (style == ~RS_None) 637 else if (style == ~RS_None)
613 R->rstyle = DEFAULT_RSTYLE; 638 rstyle = DEFAULT_RSTYLE;
614 else 639 else
615 R->rstyle &= ~style; 640 rstyle &= ~style;
616} 641}
617 642
618/* ------------------------------------------------------------------------- */ 643/* ------------------------------------------------------------------------- */
619/* 644/*
620 * Scroll text between <row1> and <row2> inclusive, by <count> lines 645 * Scroll text between <row1> and <row2> inclusive, by <count> lines
621 * count positive ==> scroll up 646 * count positive ==> scroll up
622 * count negative ==> scroll down 647 * count negative ==> scroll down
623 * spec == 0 for normal routines
624 */ 648 */
625/* EXTPROTO */ 649int ecb_hot
626int 650rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
627rxvt_scroll_text(pR_ int row1, int row2, int count, int spec)
628{ 651{
629 int i, j;
630 long nscrolled;
631
632 if (count == 0 || (row1 > row2)) 652 if (count == 0 || (row1 > row2))
633 return 0; 653 return 0;
634 654
635 R->want_refresh = 1; 655 want_refresh = 1;
636 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->current_screen == PRIMARY) ? "Primary" : "Secondary")); 656 num_scr += count;
637 657
638 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 658 if (count > 0
639 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 659 && row1 == 0
640 if (nscrolled > (long)R->TermWin.saveLines) 660 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
641 R->TermWin.nscrolled = R->TermWin.saveLines; 661 {
662 min_it (count, total_rows - (nrow - (row2 + 1)));
663
664 top_row = max (top_row - count, -saveLines);
665
666 // sever bottommost line
667 {
668 line_t &l = ROW(row2);
669 l.is_longer (0);
670 l.touch ();
671 }
672
673 // scroll everything up 'count' lines
674 term_start = (term_start + count) % total_rows;
675
676 // now copy lines below the scroll region bottom to the
677 // bottom of the screen again, so they look as if they
678 // hadn't moved.
679 for (int i = nrow; --i > row2; )
680 {
681 line_t &l1 = ROW(i - count);
682 line_t &l2 = ROW(i);
683
684 ::swap (l1, l2);
685 l2.touch ();
686 }
687
688 // erase newly scrolled-in lines
689 for (int i = count; i--; )
690 {
691 line_t &l = ROW(row2 - i);
692
693 // optimise if already cleared, can be significant on slow machines
694 // could be rolled into scr_blank_screen_mem
695 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
696 {
697 scr_blank_line (l, 0, l.l, rstyle);
698 l.l = 0;
699 l.f = 0;
700 }
642 else 701 else
643 R->TermWin.nscrolled = (uint16_t)nscrolled; 702 scr_blank_screen_mem (l, rstyle);
703 }
704
705 // move and/or clear selection, if any
706 if (selection.op && current_screen == selection.screen
707 && selection.beg.row <= row2)
708 {
709 selection.beg.row -= count;
710 selection.end.row -= count;
711 selection.mark.row -= count;
712
713 selection_check (0);
714 }
715
716 // finally move the view window, if desired
644 if ((R->Options & Opt_scrollWithBuffer) 717 if (option (Opt_scrollWithBuffer)
645 && R->TermWin.view_start != 0 718 && view_start != 0
646 && R->TermWin.view_start != R->TermWin.saveLines) 719 && view_start != -saveLines)
647 rxvt_scr_page(aR_ UP, count); 720 scr_page (count);
648 } else if (!spec)
649 row1 += R->TermWin.saveLines;
650 row2 += R->TermWin.saveLines;
651 721
722 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
723 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
724 }
725 else
726 {
652 if (R->selection.op && R->current_screen == R->selection.screen) { 727 if (selection.op && current_screen == selection.screen)
653 i = R->selection.beg.row + R->TermWin.saveLines; 728 {
654 j = R->selection.end.row + R->TermWin.saveLines; 729 if ((selection.beg.row < row1 && selection.end.row > row1)
655 if ((i < row1 && j > row1) 730 || (selection.beg.row < row2 && selection.end.row > row2)
656 || (i < row2 && j > row2) 731 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
657 || (i - count < row1 && i >= row1) 732 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
658 || (i - count > row2 && i <= row2) 733 || (selection.end.row - count < row1 && selection.end.row >= row1)
659 || (j - count < row1 && j >= row1) 734 || (selection.end.row - count > row2 && selection.end.row <= row2))
660 || (j - count > row2 && j <= row2)) { 735 {
661 CLEAR_ALL_SELECTION(R); 736 CLEAR_ALL_SELECTION ();
662 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 737 selection.op = SELECTION_CLEAR;
663 } else if (j >= row1 && j <= row2) { 738 }
739 else if (selection.end.row >= row1 && selection.end.row <= row2)
740 {
664 /* move selected region too */ 741 /* move selected region too */
665 R->selection.beg.row -= count; 742 selection.beg.row -= count;
666 R->selection.end.row -= count; 743 selection.end.row -= count;
667 R->selection.mark.row -= count; 744 selection.mark.row -= count;
745
746 selection_check (0);
747 }
748 }
749
750 // use a simple and robust scrolling algorithm, this
751 // part of scr_scroll_text is not time-critical.
752
753 // sever line above scroll region
754 if (row1)
668 } 755 {
669 } 756 line_t &l = ROW(row1 - 1);
670 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */ 757 l.is_longer (0);
758 l.touch ();
759 }
671 760
672 R->num_scr += count;
673 j = count;
674 if (count < 0)
675 count = -count;
676 i = row2 - row1 + 1; 761 int rows = row2 - row1 + 1;
677 MIN_IT(count, i);
678 762
679 if (j > 0) { 763 min_it (count, rows);
680/* A: scroll up */
681 764
682/* A1: Copy lines that will get clobbered by the rotation */ 765 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
683 for (i = 0, j = row1; i < count; i++, j++) { 766
684 R->buf_text[i] = R->screen.text[j]; 767 for (int row = 0; row < rows; row++)
685 R->buf_rend[i] = R->screen.rend[j];
686 } 768 {
687/* A2: Rotate lines */ 769 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
688 for (j = row1, i = j + count; i <= row2; i++, j++) { 770
689 R->screen.tlen[j] = R->screen.tlen[i]; 771 if (!IN_RANGE_EXC (row + count, 0, rows))
690 R->screen.text[j] = R->screen.text[i]; 772 scr_blank_screen_mem (temp_buf [row], rstyle);
691 R->screen.rend[j] = R->screen.rend[i]; 773 }
774
775 for (int row = 0; row < rows; row++)
776 ROW(row1 + row) = temp_buf [row];
777
778 // sever bottommost line
779 {
780 line_t &l = ROW(row2);
781 l.is_longer (0);
782 l.touch ();
692 } 783 }
693 j = row2 - count + 1, i = count;
694 } else /* if (j < 0) */ {
695/* B: scroll down */
696
697/* B1: Copy lines that will get clobbered by the rotation */
698 for (i = 0, j = row2; i < count; i++, j--) {
699 R->buf_text[i] = R->screen.text[j];
700 R->buf_rend[i] = R->screen.rend[j];
701 }
702/* B2: Rotate lines */
703 for (j = row2, i = j - count; i >= row1; i--, j--) {
704 R->screen.tlen[j] = R->screen.tlen[i];
705 R->screen.text[j] = R->screen.text[i];
706 R->screen.rend[j] = R->screen.rend[i];
707 }
708 j = row1, i = count;
709 count = -count;
710 } 784 }
711 785
712/* C: Resurrect lines */
713 for (; i--; j++) {
714 R->screen.tlen[j] = 0;
715 R->screen.text[j] = R->buf_text[i];
716 R->screen.rend[j] = R->buf_rend[i];
717 if (!spec) /* line length may not equal TermWin.ncol */
718 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
719 (unsigned int)j, R->rstyle);
720 }
721
722#ifdef RXVT_GRAPHICS
723 if (rxvt_Gr_Displayed(aR))
724 rxvt_Gr_scroll(aR_ count);
725#endif
726 return count; 786 return count;
727} 787}
728 788
729/* ------------------------------------------------------------------------- */ 789/* ------------------------------------------------------------------------- */
730/* 790/*
731 * Add text given in <str> of length <len> to screen struct 791 * Add text given in <str> of length <len> to screen struct
732 */ 792 */
733/* EXTPROTO */ 793void ecb_hot
734void 794rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
735rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len)
736{ 795{
737 unsigned char checksel, clearsel;
738 uint32_t c;
739 int i, row, last_col;
740 text_t *stp;
741 rend_t *srp;
742
743 if (len <= 0) /* sanity */ 796 if (len <= 0) /* sanity */
744 return; 797 return;
745 798
799 bool checksel;
800 unicode_t c;
801 int ncol = this->ncol;
802 const wchar_t *strend = str + len;
803
746 R->want_refresh = 1; 804 want_refresh = 1;
747 last_col = R->TermWin.ncol;
748
749 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
750 ZERO_SCROLLBACK(R); 805 ZERO_SCROLLBACK ();
806
751 if (nlines > 0) { 807 if (minlines > 0)
808 {
752 nlines += (R->screen.cur.row - R->screen.bscroll); 809 minlines += screen.cur.row - screen.bscroll;
810 min_it (minlines, screen.cur.row - top_row);
811
753 if ((nlines > 0) 812 if (minlines > 0
754 && (R->screen.tscroll == 0) 813 && screen.tscroll == 0
755 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 814 && screen.bscroll == nrow - 1)
815 {
756 /* _at least_ this many lines need to be scrolled */ 816 /* _at least_ this many lines need to be scrolled */
757 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 817 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
758 0);
759 R->screen.cur.row -= nlines; 818 screen.cur.row -= minlines;
760 } 819 }
761 } 820 }
762#ifdef DEBUG_STRICT 821
763 assert(R->screen.cur.col < last_col); 822 assert (screen.cur.col < ncol);
764 assert((R->screen.cur.row < R->TermWin.nrow) 823 assert (screen.cur.row < nrow
765 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 824 && screen.cur.row >= top_row);
766#else /* drive with your eyes closed */ 825 int row = screen.cur.row;
767 MIN_IT(R->screen.cur.col, last_col - 1);
768 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
769 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
770#endif
771 row = R->screen.cur.row + R->TermWin.saveLines;
772 826
773 checksel = (R->selection.op 827 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
774 && R->current_screen == R->selection.screen) ? 1 : 0;
775 clearsel = 0;
776 828
777 stp = R->screen.text[row]; 829 line_t *line = &ROW(row);
778 srp = R->screen.rend[row];
779 830
780 for (i = 0; i < len;) { 831 while (str < strend)
781 c = str[i++]; 832 {
782 switch (c) { 833 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
783 case '\t': 834
784 rxvt_scr_tab(aR_ 1); 835 if (ecb_unlikely (c < 0x20))
836 if (c == C0_LF)
837 {
838 max_it (line->l, screen.cur.col);
839
840 screen.flags &= ~Screen_WrapNext;
841
842 if (screen.cur.row == screen.bscroll)
843 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
844 else if (screen.cur.row < (nrow - 1))
845 row = ++screen.cur.row;
846
847 line = &ROW(row); /* _must_ refresh */
785 continue; 848 continue;
786 case '\n': 849 }
787 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 850 else if (c == C0_CR)
788 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 851 {
852 max_it (line->l, screen.cur.col);
853
789 R->screen.flags &= ~Screen_WrapNext; 854 screen.flags &= ~Screen_WrapNext;
790 if (R->screen.cur.row == R->screen.bscroll) 855 screen.cur.col = 0;
791 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0);
792 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
793 row = (++R->screen.cur.row) + R->TermWin.saveLines;
794 stp = R->screen.text[row]; /* _must_ refresh */
795 srp = R->screen.rend[row]; /* _must_ refresh */
796 continue; 856 continue;
797 case '\r': 857 }
798 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 858 else if (c == C0_HT)
799 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 859 {
800 R->screen.flags &= ~Screen_WrapNext; 860 scr_tab (1, true);
801 R->screen.cur.col = 0;
802 continue; 861 continue;
803 default:
804 if (c == 127)
805 continue; /* yummmm..... */
806 break;
807 } 862 }
808 863
864 if (ecb_unlikely (
809 if (checksel /* see if we're writing within selection */ 865 checksel /* see if we're writing within selection */
810 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 866 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
811 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 867 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
868 ))
869 {
812 checksel = 0; 870 checksel = 0;
813 clearsel = 1; 871 /*
872 * If we wrote anywhere in the selected area, kill the selection
873 * XXX: should we kill the mark too? Possibly, but maybe that
874 * should be a similar check.
875 */
876 CLEAR_SELECTION ();
877 }
878
879 if (ecb_unlikely (screen.flags & Screen_WrapNext))
814 } 880 {
815 if (R->screen.flags & Screen_WrapNext) { 881 scr_do_wrap ();
816 R->screen.tlen[row] = -1; 882
817 if (R->screen.cur.row == R->screen.bscroll) 883 line->l = ncol;
818 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 884 line->is_longer (1);
819 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 885
820 row = (++R->screen.cur.row) + R->TermWin.saveLines; 886 row = screen.cur.row;
821 stp = R->screen.text[row]; /* _must_ refresh */ 887 line = &ROW(row); /* _must_ refresh */
822 srp = R->screen.rend[row]; /* _must_ refresh */ 888 }
823 R->screen.cur.col = 0; 889
824 R->screen.flags &= ~Screen_WrapNext; 890 // some utf-8 decoders "decode" surrogate characters: let's fix this.
891 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
892 c = 0xfffd;
893
894 // rely on wcwidth to tell us the character width, do wcwidth before
895 // further replacements, as wcwidth might return -1 for the line
896 // drawing characters below as they might be invalid in the current
897 // locale.
898 int width = WCWIDTH (c);
899
900 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
825 } 901 {
826 if (R->screen.flags & Screen_Insert) 902 // vt100 special graphics and line drawing
827 rxvt_scr_insdel_chars(aR_ 1, INSERT); 903 // 5f-7e standard vt100
904 // 40-5e rxvt extension for extra curses acs chars
905 static uint16_t vt100_0[62] = { // 41 .. 7e
906 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
907 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
908 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
909 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
910 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
911 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
912 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
913 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
914 };
828 915
829 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 916 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
830 switch (c)
831 { 917 {
832 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 918 c = vt100_0[c - 0x41];
833 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 919 width = 1; // vt100 line drawing characters are always single-width
834 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
835 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
836 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
837 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
838 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
839 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
840 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
841 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
842 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
843 } 920 }
921 }
844 922
845 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 923 if (ecb_unlikely (screen.flags & Screen_Insert))
924 scr_insdel_chars (width, INSERT);
846 925
847 stp[R->screen.cur.col] = c; 926 if (width != 0)
848 srp[R->screen.cur.col] = rend;
849
850 if (c > 255)
851 { 927 {
852 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 928#if !UNICODE_3
853 int width = wcwidth (c); 929 // trim characters we can't store directly :(
930 if (c >= 0x10000)
931# if ENABLE_COMBINING
932 c = rxvt_composite.compose (c); // map to lower 16 bits
933# else
934 c = 0xfffd;
935# endif
936#endif
937
938 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
939
940 // if the character doesn't fit into the remaining columns...
941 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
854 942 {
855 if (width > 1)
856 {
857 while (--width > 0 && R->screen.cur.col < last_col - 1)
858 {
859
860 srp[R->screen.cur.col] |= RS_wide;
861
862 R->screen.cur.col++;
863 stp[R->screen.cur.col] = NOCHAR;
864 srp[R->screen.cur.col] = rend;
865 }
866 }
867 }
868
869 if (R->screen.cur.col < last_col - 1)
870 R->screen.cur.col++;
871 else {
872 R->screen.tlen[row] = last_col;
873 if (R->screen.flags & Screen_Autowrap) 943 if (screen.flags & Screen_Autowrap)
944 {
945 // ... artificially enlargen the previous one
946 c = NOCHAR;
947 // and try the same character next loop iteration
948 --str;
949 }
950 else
951 screen.cur.col = ncol - width;
952 }
953
954 // nuke the character at this position, if required
955 // due to wonderful coincidences everywhere else in this loop
956 // we never have to check for overwriting a wide char itself,
957 // only its tail.
958 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
959 scr_kill_char (*line, screen.cur.col);
960
961 line->touch ();
962
963 do
964 {
965 line->t[screen.cur.col] = c;
966 line->r[screen.cur.col] = rend;
967
968 if (ecb_likely (screen.cur.col < ncol - 1))
969 screen.cur.col++;
970 else
971 {
972 line->l = ncol;
973 if (screen.flags & Screen_Autowrap)
874 R->screen.flags |= Screen_WrapNext; 974 screen.flags |= Screen_WrapNext;
975
976 goto end_of_line;
977 }
978
979 c = NOCHAR;
980 }
981 while (ecb_unlikely (--width > 0));
982
983 // pad with spaces when overwriting wide character with smaller one
984 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
985 {
986 line->t[c] = ' ';
987 line->r[c] = rend;
988 }
989
990end_of_line:
991 ;
992 }
993#if ENABLE_COMBINING
994 else // width == 0
875 } 995 {
876 } 996 if (c != 0xfeff) // ignore BOM
877 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 997 {
878 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 998 // handle combining characters
999 // we just tag the accent on the previous on-screen character.
1000 // this is arguably not correct, but also arguably not wrong.
1001 // we don't handle double-width characters nicely yet.
1002 line_t *linep;
1003 text_t *tp;
1004 rend_t *rp;
879 1005
880/* 1006 if (screen.cur.col > 0)
881 * If we wrote anywhere in the selected area, kill the selection 1007 {
882 * XXX: should we kill the mark too? Possibly, but maybe that 1008 linep = line;
883 * should be a similar check. 1009 tp = line->t + screen.cur.col - 1;
884 */ 1010 rp = line->r + screen.cur.col - 1;
885 if (clearsel) 1011 }
886 CLEAR_SELECTION(R); 1012 else if (screen.cur.row > 0
1013 && ROW(screen.cur.row - 1).is_longer ())
1014 {
1015 linep = &ROW(screen.cur.row - 1);
1016 tp = line->t + ncol - 1;
1017 rp = line->r + ncol - 1;
1018 }
1019 else
1020 continue;
887 1021
888#ifdef DEBUG_STRICT 1022 linep->touch ();
1023
1024 while (*tp == NOCHAR && tp > linep->t)
1025 tp--, rp--;
1026
1027 // first try to find a precomposed character
1028 unicode_t n = rxvt_compose (*tp, c);
1029 if (n == NOCHAR)
1030 n = rxvt_composite.compose (*tp, c);
1031
1032 *tp = n;
1033 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1034 }
1035 }
1036#endif
1037 }
1038
1039 max_it (line->l, screen.cur.col);
1040
889 assert(R->screen.cur.row >= 0); 1041 assert (screen.cur.row >= 0);
890#else /* drive with your eyes closed */
891 MAX_IT(R->screen.cur.row, 0);
892#endif
893} 1042}
894 1043
895/* ------------------------------------------------------------------------- */ 1044/* ------------------------------------------------------------------------- */
896/* 1045/*
897 * Process Backspace. Move back the cursor back a position, wrap if have to 1046 * Process Backspace. Move back the cursor back a position, wrap if have to
898 * XTERM_SEQ: CTRL-H 1047 * XTERM_SEQ: CTRL-H
899 */ 1048 */
900/* EXTPROTO */
901void 1049void
902rxvt_scr_backspace(pR) 1050rxvt_term::scr_backspace () NOTHROW
903{ 1051{
904 R->want_refresh = 1;
905 if (R->screen.cur.col == 0) { 1052 if (screen.cur.col == 0)
1053 {
906 if (R->screen.cur.row > 0) { 1054 if (screen.cur.row > 0)
1055 {
907#ifdef TERMCAP_HAS_BW 1056#ifdef TERMCAP_HAS_BW
908 R->screen.cur.col = R->TermWin.ncol - 1; 1057 screen.cur.col = ncol - 1;
909 R->screen.cur.row--; 1058 --screen.cur.row;
910 return; 1059
1060 want_refresh = 1;
911#endif 1061#endif
912 } 1062 }
1063 }
913 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1064 else if (screen.flags & Screen_WrapNext)
914 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
915 R->screen.flags &= ~Screen_WrapNext; 1065 screen.flags &= ~Screen_WrapNext;
1066 else
1067 scr_gotorc (0, -1, RELATIVE);
916} 1068}
917 1069
918/* ------------------------------------------------------------------------- */ 1070/* ------------------------------------------------------------------------- */
919/* 1071/*
920 * Process Horizontal Tab 1072 * Process Horizontal Tab
921 * count: +ve = forward; -ve = backwards 1073 * count: +ve = forward; -ve = backwards
922 * XTERM_SEQ: CTRL-I 1074 * XTERM_SEQ: CTRL-I
923 */ 1075 */
924/* EXTPROTO */
925void 1076void
926rxvt_scr_tab(pR_ int count) 1077rxvt_term::scr_tab (int count, bool ht) NOTHROW
927{ 1078{
928 int i, x; 1079 int i, x;
929 1080
930 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
931 R->want_refresh = 1; 1081 want_refresh = 1;
932 i = x = R->screen.cur.col; 1082 i = x = screen.cur.col;
1083
933 if (count == 0) 1084 if (count == 0)
934 return; 1085 return;
935 else if (count > 0) { 1086 else if (count > 0)
1087 {
1088 line_t &l = ROW(screen.cur.row);
1089 rend_t base_rend = l.r[i];
1090 ht &= l.t[i] == ' ';
1091
936 for (; ++i < R->TermWin.ncol; ) 1092 for (; ++i < ncol; )
937 if (R->tabs[i]) { 1093 if (tabs[i])
1094 {
938 x = i; 1095 x = i;
1096
939 if (!--count) 1097 if (!--count)
940 break; 1098 break;
1099 }
1100 else
1101 ht &= l.t[i] == ' '
1102 && RS_SAME (l.r[i], base_rend);
1103
1104 if (count)
1105 x = ncol - 1;
1106
1107 // store horizontal tab commands as characters inside the text
1108 // buffer so they can be selected and pasted.
1109 if (ht && option (Opt_pastableTabs))
1110 {
1111 base_rend = SET_FONT (base_rend, 0);
1112
1113 l.touch (x);
1114
1115 i = screen.cur.col;
1116
1117 l.t[i] = '\t';
1118 l.r[i] = base_rend;
1119
1120 while (++i < x)
1121 {
1122 l.t[i] = NOCHAR;
1123 l.r[i] = base_rend;
941 } 1124 }
942 if (count) 1125 }
943 x = R->TermWin.ncol - 1; 1126 }
944 } else /* if (count < 0) */ { 1127 else /* if (count < 0) */
1128 {
945 for (; --i >= 0; ) 1129 for (; --i >= 0; )
946 if (R->tabs[i]) { 1130 if (tabs[i])
947 x = i;
948 if (!++count)
949 break;
950 } 1131 {
951 if (count)
952 x = 0; 1132 x = i;
1133 if (!++count)
1134 break;
1135 }
1136
1137 if (count)
1138 x = 0;
953 } 1139 }
1140
954 if (x != R->screen.cur.col) 1141 if (x != screen.cur.col)
955 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1142 scr_gotorc (0, x, R_RELATIVE);
956} 1143}
957 1144
958/* ------------------------------------------------------------------------- */ 1145/* ------------------------------------------------------------------------- */
959/* 1146/*
960 * Process DEC Back Index 1147 * Process DEC Back Index
961 * XTERM_SEQ: ESC 6 1148 * XTERM_SEQ: ESC 6
962 * Move cursor left in row. If we're at the left boundary, shift everything 1149 * Move cursor left in row. If we're at the left boundary, shift everything
963 * in that row right. Clear left column. 1150 * in that row right. Clear left column.
964 */ 1151 */
965#ifndef NO_FRILLS 1152#if !ENABLE_MINIMAL
966/* EXTPROTO */ 1153void ecb_cold
967void 1154rxvt_term::scr_backindex () NOTHROW
968rxvt_scr_backindex(pR)
969{ 1155{
970 if (R->screen.cur.col > 0) 1156 if (screen.cur.col > 0)
971 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1157 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
972 else { 1158 else
973 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
974 return; /* um, yeah? */
975 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1159 scr_insdel_chars (1, INSERT);
976 }
977} 1160}
978#endif 1161#endif
979/* ------------------------------------------------------------------------- */ 1162/* ------------------------------------------------------------------------- */
980/* 1163/*
981 * Process DEC Forward Index 1164 * Process DEC Forward Index
982 * XTERM_SEQ: ESC 9 1165 * XTERM_SEQ: ESC 9
983 * Move cursor right in row. If we're at the right boundary, shift everything 1166 * Move cursor right in row. If we're at the right boundary, shift everything
984 * in that row left. Clear right column. 1167 * in that row left. Clear right column.
985 */ 1168 */
986#ifndef NO_FRILLS 1169#if !ENABLE_MINIMAL
987/* EXTPROTO */ 1170void ecb_cold
988void 1171rxvt_term::scr_forwardindex () NOTHROW
989rxvt_scr_forwardindex(pR)
990{ 1172{
991 int row;
992
993 if (R->screen.cur.col < R->TermWin.ncol - 1) 1173 if (screen.cur.col < ncol - 1)
994 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1174 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
995 else { 1175 else
996 row = R->screen.cur.row + R->TermWin.saveLines; 1176 {
997 if (R->screen.tlen[row] == 0) 1177 line_t &l = ROW(screen.cur.row);
998 return; /* um, yeah? */ 1178
999 else if (R->screen.tlen[row] == -1) 1179 l.touch ();
1000 R->screen.tlen[row] = R->TermWin.ncol; 1180 l.is_longer (0);
1181
1001 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1182 scr_gotorc (0, 0, R_RELATIVE);
1002 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1183 scr_insdel_chars (1, DELETE);
1003 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1184 scr_gotorc (0, ncol - 1, R_RELATIVE);
1004 } 1185 }
1005} 1186}
1006#endif 1187#endif
1007 1188
1008/* ------------------------------------------------------------------------- */ 1189/* ------------------------------------------------------------------------- */
1009/* 1190/*
1010 * Goto Row/Column 1191 * Goto Row/Column
1011 */ 1192 */
1012/* EXTPROTO */
1013void 1193void
1014rxvt_scr_gotorc(pR_ int row, int col, int relative) 1194rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1015{ 1195{
1016 R->want_refresh = 1; 1196 want_refresh = 1;
1017 ZERO_SCROLLBACK(R); 1197 ZERO_SCROLLBACK ();
1018#ifdef RXVT_GRAPHICS
1019 if (rxvt_Gr_Displayed(aR))
1020 rxvt_Gr_scroll(aR_ 0);
1021#endif
1022 1198
1023 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));
1024
1025 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1199 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1026 : col); 1200 clamp_it (screen.cur.col, 0, ncol - 1);
1027 MAX_IT(R->screen.cur.col, 0);
1028 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1029 1201
1030 R->screen.flags &= ~Screen_WrapNext; 1202 screen.flags &= ~Screen_WrapNext;
1203
1031 if (relative & R_RELATIVE) { 1204 if (relative & R_RELATIVE)
1205 {
1032 if (row > 0) { 1206 if (row > 0)
1207 {
1033 if (R->screen.cur.row <= R->screen.bscroll 1208 if (screen.cur.row <= screen.bscroll
1034 && (R->screen.cur.row + row) > R->screen.bscroll) 1209 && (screen.cur.row + row) > screen.bscroll)
1035 R->screen.cur.row = R->screen.bscroll; 1210 screen.cur.row = screen.bscroll;
1036 else 1211 else
1037 R->screen.cur.row += row;
1038 } else if (row < 0) {
1039 if (R->screen.cur.row >= R->screen.tscroll
1040 && (R->screen.cur.row + row) < R->screen.tscroll)
1041 R->screen.cur.row = R->screen.tscroll;
1042 else
1043 R->screen.cur.row += row;
1044 }
1045 } else {
1046 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1047 R->screen.cur.row = row + R->screen.tscroll;
1048 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1049 } else
1050 R->screen.cur.row = row; 1212 screen.cur.row += row;
1213 }
1214 else if (row < 0)
1215 {
1216 if (screen.cur.row >= screen.tscroll
1217 && (screen.cur.row + row) < screen.tscroll)
1218 screen.cur.row = screen.tscroll;
1219 else
1220 screen.cur.row += row;
1221 }
1222 }
1223 else
1051 } 1224 {
1052 MAX_IT(R->screen.cur.row, 0); 1225 if (screen.flags & Screen_Relative)
1053 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1226 {
1054} 1227 /* relative origin mode */
1228 screen.cur.row = row + screen.tscroll;
1229 min_it (screen.cur.row, screen.bscroll);
1230 }
1231 else
1232 screen.cur.row = row;
1233 }
1055 1234
1235 clamp_it (screen.cur.row, 0, nrow - 1);
1236}
1237
1056/* ------------------------------------------------------------------------- */ 1238/* ------------------------------------------------------------------------- */
1057/* 1239/*
1058 * direction should be UP or DN 1240 * direction should be UP or DN
1059 */ 1241 */
1060/* EXTPROTO */
1061void 1242void
1062rxvt_scr_index(pR_ enum page_dirn direction) 1243rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1063{ 1244{
1064 int dirn;
1065
1066 R->want_refresh = 1; 1245 want_refresh = 1;
1067 dirn = ((direction == UP) ? 1 : -1);
1068 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1069
1070 ZERO_SCROLLBACK(R); 1246 ZERO_SCROLLBACK ();
1071 1247
1072#ifdef RXVT_GRAPHICS
1073 if (rxvt_Gr_Displayed(aR))
1074 rxvt_Gr_scroll(aR_ 0);
1075#endif
1076
1077 R->screen.flags &= ~Screen_WrapNext; 1248 screen.flags &= ~Screen_WrapNext;
1249
1078 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1250 if ((screen.cur.row == screen.bscroll && direction == UP)
1079 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1251 || (screen.cur.row == screen.tscroll && direction == DN))
1080 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1252 scr_scroll_text (screen.tscroll, screen.bscroll, direction);
1081 else 1253 else
1082 R->screen.cur.row += dirn; 1254 screen.cur.row += direction;
1083 MAX_IT(R->screen.cur.row, 0); 1255
1084 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1256 clamp_it (screen.cur.row, 0, nrow - 1);
1085 rxvt_selection_check(aR_ 0); 1257 selection_check (0);
1086} 1258}
1087 1259
1088/* ------------------------------------------------------------------------- */ 1260/* ------------------------------------------------------------------------- */
1089/* 1261/*
1090 * Erase part or whole of a line 1262 * Erase part or whole of a line
1091 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1263 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1092 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1264 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1093 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1265 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1266 * extension: clear to right unless wrapped: ESC [ 3 K
1094 */ 1267 */
1095/* EXTPROTO */
1096void 1268void
1097rxvt_scr_erase_line(pR_ int mode) 1269rxvt_term::scr_erase_line (int mode) NOTHROW
1098{ 1270{
1099 unsigned int row, col, num; 1271 unsigned int col, num;
1100 1272
1101 R->want_refresh = 1; 1273 want_refresh = 1;
1102 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1103 ZERO_SCROLLBACK(R); 1274 ZERO_SCROLLBACK ();
1104 1275
1105#ifdef RXVT_GRAPHICS
1106 if (rxvt_Gr_Displayed(aR))
1107 rxvt_Gr_scroll(aR_ 0);
1108#endif
1109
1110 rxvt_selection_check(aR_ 1); 1276 selection_check (1);
1111 1277
1112 R->screen.flags &= ~Screen_WrapNext; 1278 line_t &line = ROW(screen.cur.row);
1113 1279
1114 row = R->TermWin.saveLines + R->screen.cur.row; 1280 line.touch ();
1281 line.is_longer (0);
1282
1115 switch (mode) { 1283 switch (mode)
1284 {
1285 case 3:
1286 if (screen.flags & Screen_WrapNext)
1287 return;
1288
1289 /* fall through */
1290
1116 case 0: /* erase to end of line */ 1291 case 0: /* erase to end of line */
1117 col = R->screen.cur.col; 1292 col = screen.cur.col;
1118 num = R->TermWin.ncol - col; 1293 num = ncol - col;
1119 MIN_IT(R->screen.tlen[row], (int16_t)col); 1294 min_it (line.l, col);
1295
1120 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1296 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1121 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1297 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1122 CLEAR_SELECTION(R); 1298 CLEAR_SELECTION ();
1123 break; 1299 break;
1300
1124 case 1: /* erase to beginning of line */ 1301 case 1: /* erase to beginning of line */
1125 col = 0; 1302 col = 0;
1126 num = R->screen.cur.col + 1; 1303 num = screen.cur.col + 1;
1304
1127 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1305 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1128 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1306 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1129 CLEAR_SELECTION(R); 1307 CLEAR_SELECTION ();
1130 break; 1308 break;
1309
1131 case 2: /* erase whole line */ 1310 case 2: /* erase whole line */
1132 col = 0; 1311 col = 0;
1133 num = R->TermWin.ncol; 1312 num = ncol;
1134 R->screen.tlen[row] = 0; 1313 line.l = 0;
1135 if (R->selection.beg.row <= R->screen.cur.row 1314 if (selection.beg.row <= screen.cur.row
1136 && R->selection.end.row >= R->screen.cur.row) 1315 && selection.end.row >= screen.cur.row)
1137 CLEAR_SELECTION(R); 1316 CLEAR_SELECTION ();
1138 break; 1317 break;
1139 default: 1318 default:
1140 return; 1319 return;
1141 } 1320 }
1142 if (R->screen.text[row])
1143 rxvt_blank_line(aR_
1144 &(R->screen.text[row][col]),
1145 &(R->screen.rend[row][col]), num, R->rstyle);
1146 else
1147 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1148 R->rstyle);
1149}
1150 1321
1322 scr_blank_line (line, col, num, rstyle);
1323}
1324
1151/* ------------------------------------------------------------------------- */ 1325/* ------------------------------------------------------------------------- */
1152/* 1326/*
1153 * Erase part of whole of the screen 1327 * Erase part or whole of the screen
1154 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1328 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1155 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1329 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1156 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1330 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1157 */ 1331 */
1158/* EXTPROTO */
1159void 1332void
1160rxvt_scr_erase_screen(pR_ int mode) 1333rxvt_term::scr_erase_screen (int mode) NOTHROW
1161{ 1334{
1162 int num; 1335 int num;
1163 int32_t row, row_offset; 1336 int32_t row;
1164 rend_t ren; 1337 rend_t ren;
1165 XGCValues gcvalue; 1338 XGCValues gcvalue;
1166 1339
1167 R->want_refresh = 1; 1340 want_refresh = 1;
1168 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1169 ZERO_SCROLLBACK(R); 1341 ZERO_SCROLLBACK ();
1170 row_offset = (int32_t)R->TermWin.saveLines;
1171 1342
1172 switch (mode) { 1343 switch (mode)
1344 {
1173 case 0: /* erase to end of screen */ 1345 case 0: /* erase to end of screen */
1174 rxvt_selection_check(aR_ 1);
1175 rxvt_scr_erase_line(aR_ 0); 1346 scr_erase_line (0);
1176 row = R->screen.cur.row + 1; /* possible OOB */ 1347 row = screen.cur.row + 1; /* possible OOB */
1177 num = R->TermWin.nrow - row; 1348 num = nrow - row;
1178 break; 1349 break;
1179 case 1: /* erase to beginning of screen */ 1350 case 1: /* erase to beginning of screen */
1180 rxvt_selection_check(aR_ 3);
1181 rxvt_scr_erase_line(aR_ 1); 1351 scr_erase_line (1);
1182 row = 0; 1352 row = 0;
1183 num = R->screen.cur.row; 1353 num = screen.cur.row;
1184 break; 1354 break;
1185 case 2: /* erase whole screen */ 1355 case 2: /* erase whole screen */
1186 rxvt_selection_check(aR_ 3);
1187#ifdef RXVT_GRAPHICS
1188 rxvt_Gr_ClearScreen(aR);
1189#endif
1190 row = 0; 1356 row = 0;
1191 num = R->TermWin.nrow; 1357 num = nrow;
1192 break; 1358 break;
1193 default: 1359 default:
1194 return; 1360 return;
1195 } 1361 }
1196 R->refresh_type |= REFRESH_BOUNDS; 1362
1197 if (R->selection.op && R->current_screen == R->selection.screen 1363 if (selection.op && current_screen == selection.screen
1198 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1364 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1199 || (R->selection.end.row >= row 1365 || (selection.end.row >= row
1200 && R->selection.end.row <= row + num))) 1366 && selection.end.row <= row + num)))
1201 CLEAR_SELECTION(R); 1367 CLEAR_SELECTION ();
1368
1202 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1369 if (row >= nrow) /* Out Of Bounds */
1203 return; 1370 return;
1204 MIN_IT(num, (R->TermWin.nrow - row)); 1371
1372 min_it (num, nrow - row);
1373
1205 if (R->rstyle & (RS_RVid | RS_Uline)) 1374 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1206 ren = (rend_t) ~RS_None; 1375 ren = (rend_t) ~RS_None;
1207 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1376 else if (GET_BASEBG (rstyle) == Color_bg)
1377 {
1208 ren = DEFAULT_RSTYLE; 1378 ren = DEFAULT_RSTYLE;
1209 CLEAR_ROWS(row, num); 1379
1210 } else { 1380 if (mapped)
1381 XClearArea (dpy, vt, 0,
1382 Row2Pixel (row - view_start), (unsigned int)vt_width,
1383 (unsigned int)Height2Pixel (num), False);
1384 }
1385 else
1386 {
1211 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1387 ren = rstyle & (RS_fgMask | RS_bgMask);
1212 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1388
1389 if (mapped)
1390 {
1391 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1213 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1392 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1214 ERASE_ROWS(row, num); 1393 XFillRectangle (dpy, vt, gc,
1394 0, Row2Pixel (row - view_start),
1395 (unsigned int)vt_width,
1396 (unsigned int)Height2Pixel (num));
1215 gcvalue.foreground = R->PixColors[Color_fg]; 1397 gcvalue.foreground = pix_colors[Color_fg];
1216 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1398 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1399 }
1217 } 1400 }
1401
1218 for (; num--; row++) { 1402 for (; num--; row++)
1219 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1220 (unsigned int)(row + row_offset), R->rstyle);
1221 R->screen.tlen[row + row_offset] = 0;
1222 rxvt_blank_line(aR_
1223 R->drawn_text[row], R->drawn_rend[row],
1224 (unsigned int)R->TermWin.ncol, ren);
1225 } 1403 {
1404 scr_blank_screen_mem (ROW(row), rstyle);
1405
1406 if (row - view_start < nrow)
1407 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1408 }
1226} 1409}
1410
1411#if !ENABLE_MINIMAL
1412void
1413rxvt_term::scr_erase_savelines () NOTHROW
1414{
1415 want_refresh = 1;
1416 ZERO_SCROLLBACK ();
1417
1418 top_row = 0;
1419}
1420#endif
1227 1421
1228/* ------------------------------------------------------------------------- */ 1422/* ------------------------------------------------------------------------- */
1229/* 1423/*
1230 * Fill the screen with `E's 1424 * Fill the screen with `E's
1231 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1425 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1232 */ 1426 */
1233/* EXTPROTO */ 1427void ecb_cold
1234void 1428rxvt_term::scr_E () NOTHROW
1235rxvt_scr_E(pR)
1236{ 1429{
1237 int i, j, k; 1430 rend_t fs;
1238 rend_t *r1, fs;
1239 1431
1240 R->want_refresh = 1; 1432 want_refresh = 1;
1241 R->num_scr_allow = 0;
1242 ZERO_SCROLLBACK(R); 1433 ZERO_SCROLLBACK ();
1243 rxvt_selection_check(aR_ 3);
1244 1434
1245 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1435 num_scr_allow = 0;
1246 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1436
1247 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1437 row_col_t pos;
1248 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1438 pos.row = pos.col = 0;
1249 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1439 if (ROWCOL_IS_AFTER (selection.end, pos))
1440 CLEAR_SELECTION ();
1441
1442 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1443 for (int row = nrow; row--; )
1444 {
1445 line_t &line = ROW(row);
1446
1447 fill_text (line.t, 'E', ncol);
1448 rend_t *r1 = line.r;
1449
1450 for (int j = ncol; j--; )
1250 *r1++ = fs; 1451 *r1++ = fs;
1452
1453 line.is_longer (0);
1454 line.touch (ncol);
1251 } 1455 }
1252} 1456}
1253 1457
1254/* ------------------------------------------------------------------------- */ 1458/* ------------------------------------------------------------------------- */
1255/* 1459/*
1256 * Insert/Delete <count> lines 1460 * Insert/Delete <count> lines
1257 */ 1461 */
1258/* EXTPROTO */
1259void 1462void
1260rxvt_scr_insdel_lines(pR_ int count, int insdel) 1463rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1261{ 1464{
1262 int end; 1465 int end;
1263 1466
1264 ZERO_SCROLLBACK(R); 1467 ZERO_SCROLLBACK ();
1265 1468
1266#ifdef RXVT_GRAPHICS
1267 if (rxvt_Gr_Displayed(aR))
1268 rxvt_Gr_scroll(aR_ 0);
1269#endif
1270
1271 rxvt_selection_check(aR_ 1); 1469 selection_check (1);
1272 1470
1273 if (R->screen.cur.row > R->screen.bscroll) 1471 if (screen.cur.row > screen.bscroll)
1472 return;
1473
1474 end = screen.bscroll - screen.cur.row + 1;
1475 if (count > end)
1476 {
1477 if (insdel == DELETE)
1274 return; 1478 return;
1275
1276 end = R->screen.bscroll - R->screen.cur.row + 1;
1277 if (count > end) {
1278 if (insdel == DELETE)
1279 return;
1280 else if (insdel == INSERT) 1479 else if (insdel == INSERT)
1281 count = end; 1480 count = end;
1282 } 1481 }
1283 R->screen.flags &= ~Screen_WrapNext;
1284 1482
1483 scr_do_wrap ();
1484
1285 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1485 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1286 0);
1287} 1486}
1288 1487
1289/* ------------------------------------------------------------------------- */ 1488/* ------------------------------------------------------------------------- */
1290/* 1489/*
1291 * Insert/Delete <count> characters from the current position 1490 * Insert/Delete <count> characters from the current position
1292 */ 1491 */
1293/* EXTPROTO */
1294void 1492void
1295rxvt_scr_insdel_chars(pR_ int count, int insdel) 1493rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1296{ 1494{
1297 int col, row;
1298 rend_t tr;
1299 text_t *stp;
1300 rend_t *srp;
1301 int16_t *slp;
1302
1303 R->want_refresh = 1; 1495 want_refresh = 1;
1304 ZERO_SCROLLBACK(R); 1496 ZERO_SCROLLBACK ();
1305 1497
1306#ifdef RXVT_GRAPHICS
1307 if (rxvt_Gr_Displayed(aR))
1308 rxvt_Gr_scroll(aR_ 0);
1309#endif
1310
1311 if (count <= 0) 1498 if (count <= 0)
1312 return; 1499 return;
1313 1500
1501 scr_do_wrap ();
1502
1314 rxvt_selection_check(aR_ 1); 1503 selection_check (1);
1315 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1504 min_it (count, ncol - screen.cur.col);
1316 1505
1317 row = R->screen.cur.row + R->TermWin.saveLines; 1506 int row = screen.cur.row;
1318 R->screen.flags &= ~Screen_WrapNext;
1319 1507
1320 stp = R->screen.text[row]; 1508 line_t *line = &ROW(row);
1321 srp = R->screen.rend[row]; 1509
1322 slp = &(R->screen.tlen[row]); 1510 line->touch ();
1511 line->is_longer (0);
1512
1513 // nuke wide spanning the start
1514 if (line->t[screen.cur.col] == NOCHAR)
1515 scr_kill_char (*line, screen.cur.col);
1516
1323 switch (insdel) { 1517 switch (insdel)
1518 {
1324 case INSERT: 1519 case INSERT:
1325 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1520 line->l = min (line->l + count, ncol);
1326 col--) { 1521
1522 if (line->t[screen.cur.col] == NOCHAR)
1523 scr_kill_char (*line, screen.cur.col);
1524
1525 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1526 {
1327 stp[col] = stp[col - count]; 1527 line->t[col] = line->t[col - count];
1328 srp[col] = srp[col - count]; 1528 line->r[col] = line->r[col - count];
1329 } 1529 }
1330 if (*slp != -1) { 1530
1331 *slp += count;
1332 MIN_IT(*slp, R->TermWin.ncol);
1333 }
1334 if (R->selection.op && R->current_screen == R->selection.screen 1531 if (selection.op && current_screen == selection.screen
1335 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1532 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1533 {
1336 if (R->selection.end.row != R->screen.cur.row 1534 if (selection.end.row != screen.cur.row
1337 || (R->selection.end.col + count >= R->TermWin.ncol)) 1535 || (selection.end.col + count >= ncol))
1338 CLEAR_SELECTION(R); 1536 CLEAR_SELECTION ();
1537 else
1538 {
1339 else { /* shift selection */ 1539 /* shift selection */
1340 R->selection.beg.col += count; 1540 selection.beg.col += count;
1341 R->selection.mark.col += count; /* XXX: yes? */ 1541 selection.mark.col += count; /* XXX: yes? */
1342 R->selection.end.col += count; 1542 selection.end.col += count;
1343 } 1543 }
1344 } 1544 }
1345 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1545
1346 (unsigned int)count, R->rstyle); 1546 scr_blank_line (*line, screen.cur.col, count, rstyle);
1347 break; 1547 break;
1548
1348 case ERASE: 1549 case ERASE:
1349 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1550 screen.cur.col += count; /* don't worry if > ncol */
1350 rxvt_selection_check(aR_ 1); 1551 selection_check (1);
1351 R->screen.cur.col -= count; 1552 screen.cur.col -= count;
1352 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1553
1353 (unsigned int)count, R->rstyle); 1554 // nuke wide char after the end
1555 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1556 scr_kill_char (*line, screen.cur.col + count);
1557
1558 scr_blank_line (*line, screen.cur.col, count, rstyle);
1354 break; 1559 break;
1560
1355 case DELETE: 1561 case DELETE:
1356 tr = srp[R->TermWin.ncol - 1] 1562 line->l = max (line->l - count, 0);
1357 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1563
1564 // nuke wide char spanning the end
1565 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1566 scr_kill_char (*line, screen.cur.col + count);
1567
1358 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1568 for (int col = screen.cur.col; (col + count) < ncol; col++)
1569 {
1359 stp[col] = stp[col + count]; 1570 line->t[col] = line->t[col + count];
1360 srp[col] = srp[col + count]; 1571 line->r[col] = line->r[col + count];
1361 } 1572 }
1362 rxvt_blank_line(aR_ 1573
1363 &(stp[R->TermWin.ncol - count]), 1574 scr_blank_line (*line, ncol - count, count, rstyle);
1364 &(srp[R->TermWin.ncol - count]), 1575
1365 (unsigned int)count, tr);
1366 if (*slp == -1) /* break line continuation */
1367 *slp = R->TermWin.ncol;
1368 *slp -= count;
1369 MAX_IT(*slp, 0);
1370 if (R->selection.op && R->current_screen == R->selection.screen 1576 if (selection.op && current_screen == selection.screen
1371 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1577 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1578 {
1372 if (R->selection.end.row != R->screen.cur.row 1579 if (selection.end.row != screen.cur.row
1373 || (R->screen.cur.col >= R->selection.beg.col - count) 1580 || (screen.cur.col >= selection.beg.col - count)
1374 || R->selection.end.col >= R->TermWin.ncol) 1581 || selection.end.col >= ncol)
1375 CLEAR_SELECTION(R); 1582 CLEAR_SELECTION ();
1376 else { 1583 else
1584 {
1377 /* shift selection */ 1585 /* shift selection */
1378 R->selection.beg.col -= count; 1586 selection.beg.col -= count;
1379 R->selection.mark.col -= count; /* XXX: yes? */ 1587 selection.mark.col -= count; /* XXX: yes? */
1380 R->selection.end.col -= count; 1588 selection.end.col -= count;
1381 } 1589 }
1382 } 1590 }
1591
1383 break; 1592 break;
1384 } 1593 }
1385} 1594}
1386 1595
1387/* ------------------------------------------------------------------------- */ 1596/* ------------------------------------------------------------------------- */
1388/* 1597/*
1389 * Set the scrolling region 1598 * Set the scrolling region
1390 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1599 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1391 */ 1600 */
1392/* EXTPROTO */ 1601void ecb_cold
1393void
1394rxvt_scr_scroll_region(pR_ int top, int bot) 1602rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1395{ 1603{
1396 MAX_IT(top, 0); 1604 max_it (top, 0);
1397 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1605 min_it (bot, nrow - 1);
1606
1398 if (top > bot) 1607 if (top > bot)
1399 return; 1608 return;
1609
1400 R->screen.tscroll = top; 1610 screen.tscroll = top;
1401 R->screen.bscroll = bot; 1611 screen.bscroll = bot;
1402 rxvt_scr_gotorc(aR_ 0, 0, 0); 1612 scr_gotorc (0, 0, 0);
1403} 1613}
1404 1614
1405/* ------------------------------------------------------------------------- */ 1615/* ------------------------------------------------------------------------- */
1406/* 1616/*
1407 * Make the cursor visible/invisible 1617 * Make the cursor visible/invisible
1408 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1618 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1409 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1619 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1410 */ 1620 */
1411/* EXTPROTO */ 1621void ecb_cold
1412void
1413rxvt_scr_cursor_visible(pR_ int mode) 1622rxvt_term::scr_cursor_visible (int mode) NOTHROW
1414{ 1623{
1415 R->want_refresh = 1; 1624 want_refresh = 1;
1625
1416 if (mode) 1626 if (mode)
1417 R->screen.flags |= Screen_VisibleCursor; 1627 screen.flags |= Screen_VisibleCursor;
1418 else 1628 else
1419 R->screen.flags &= ~Screen_VisibleCursor; 1629 screen.flags &= ~Screen_VisibleCursor;
1420} 1630}
1421 1631
1422/* ------------------------------------------------------------------------- */ 1632/* ------------------------------------------------------------------------- */
1423/* 1633/*
1424 * Set/unset automatic wrapping 1634 * Set/unset automatic wrapping
1425 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1635 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1426 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1636 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1427 */ 1637 */
1428/* EXTPROTO */ 1638void ecb_cold
1429void 1639rxvt_term::scr_autowrap (int mode) NOTHROW
1430rxvt_scr_autowrap(pR_ int mode)
1431{ 1640{
1432 if (mode) 1641 if (mode)
1433 R->screen.flags |= Screen_Autowrap; 1642 screen.flags |= Screen_Autowrap;
1434 else 1643 else
1435 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1644 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1436} 1645}
1437 1646
1438/* ------------------------------------------------------------------------- */ 1647/* ------------------------------------------------------------------------- */
1439/* 1648/*
1440 * Set/unset margin origin mode 1649 * Set/unset margin origin mode
… …
1443 * Relative mode: line numbers are relative to top margin of scrolling region 1652 * Relative mode: line numbers are relative to top margin of scrolling region
1444 * and the cursor cannot be moved outside. 1653 * and the cursor cannot be moved outside.
1445 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1654 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1446 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1655 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1447 */ 1656 */
1448/* EXTPROTO */ 1657void ecb_cold
1449void
1450rxvt_scr_relative_origin(pR_ int mode) 1658rxvt_term::scr_relative_origin (int mode) NOTHROW
1451{ 1659{
1452 if (mode) 1660 if (mode)
1453 R->screen.flags |= Screen_Relative; 1661 screen.flags |= Screen_Relative;
1454 else 1662 else
1455 R->screen.flags &= ~Screen_Relative; 1663 screen.flags &= ~Screen_Relative;
1664
1456 rxvt_scr_gotorc(aR_ 0, 0, 0); 1665 scr_gotorc (0, 0, 0);
1457} 1666}
1458 1667
1459/* ------------------------------------------------------------------------- */ 1668/* ------------------------------------------------------------------------- */
1460/* 1669/*
1461 * Set insert/replace mode 1670 * Set insert/replace mode
1462 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1671 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1463 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1672 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1464 */ 1673 */
1465/* EXTPROTO */ 1674void ecb_cold
1466void
1467rxvt_scr_insert_mode(pR_ int mode) 1675rxvt_term::scr_insert_mode (int mode) NOTHROW
1468{ 1676{
1469 if (mode) 1677 if (mode)
1470 R->screen.flags |= Screen_Insert; 1678 screen.flags |= Screen_Insert;
1471 else 1679 else
1472 R->screen.flags &= ~Screen_Insert; 1680 screen.flags &= ~Screen_Insert;
1473} 1681}
1474 1682
1475/* ------------------------------------------------------------------------- */ 1683/* ------------------------------------------------------------------------- */
1476/* 1684/*
1477 * Set/Unset tabs 1685 * Set/Unset tabs
1478 * XTERM_SEQ: Set tab at current column : ESC H 1686 * XTERM_SEQ: Set tab at current column : ESC H
1479 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1687 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1480 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1688 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1481 */ 1689 */
1482/* EXTPROTO */ 1690void ecb_cold
1483void 1691rxvt_term::scr_set_tab (int mode) NOTHROW
1484rxvt_scr_set_tab(pR_ int mode)
1485{ 1692{
1486 if (mode < 0) 1693 if (mode < 0)
1487 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1694 memset (tabs, 0, ncol);
1488 else if (R->screen.cur.col < R->TermWin.ncol) 1695 else if (screen.cur.col < ncol)
1489 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1696 tabs [screen.cur.col] = !!mode;
1490} 1697}
1491 1698
1492/* ------------------------------------------------------------------------- */ 1699/* ------------------------------------------------------------------------- */
1493/* 1700/*
1494 * Set reverse/normal video 1701 * Set reverse/normal video
1495 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1702 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1496 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1703 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1497 */ 1704 */
1498/* EXTPROTO */
1499void 1705void
1500rxvt_scr_rvideo_mode(pR_ int mode) 1706rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1501{ 1707{
1708 rvideo_mode = on;
1709
1710#ifndef NO_BELL
1711 on ^= rvideo_bell;
1712#endif
1713
1714 if (rvideo_state != on)
1715 {
1716 rvideo_state = on;
1717
1718 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1719#ifdef HAVE_IMG
1720 if (bg_img == 0)
1721#endif
1722 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1723
1502 XGCValues gcvalue; 1724 XGCValues gcvalue;
1503
1504 if (R->rvideo != mode) {
1505 R->rvideo = mode;
1506 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1507#if defined(XPM_BACKGROUND)
1508 if (R->bgPixmap.pixmap == None)
1509#endif
1510#if defined(TRANSPARENT)
1511 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1512#endif
1513 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1514 R->PixColors[Color_bg]);
1515
1516 gcvalue.foreground = R->PixColors[Color_fg]; 1725 gcvalue.foreground = pix_colors[Color_fg];
1517 gcvalue.background = R->PixColors[Color_bg]; 1726 gcvalue.background = pix_colors[Color_bg];
1518 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1727 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1519 &gcvalue); 1728
1520 rxvt_scr_clear(aR); 1729 scr_clear ();
1521 rxvt_scr_touch(aR_ True); 1730 scr_touch (true);
1522 } 1731 }
1523} 1732}
1524 1733
1525/* ------------------------------------------------------------------------- */ 1734/* ------------------------------------------------------------------------- */
1526/* 1735/*
1527 * Report current cursor position 1736 * Report current cursor position
1528 * XTERM_SEQ: Report position: ESC [ 6 n 1737 * XTERM_SEQ: Report position: ESC [ 6 n
1529 */ 1738 */
1530/* EXTPROTO */ 1739void ecb_cold
1531void
1532rxvt_scr_report_position(pR) 1740rxvt_term::scr_report_position () NOTHROW
1533{ 1741{
1534 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1742 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1535} 1743}
1536 1744
1537/* ------------------------------------------------------------------------- * 1745/* ------------------------------------------------------------------------- *
1538 * FONTS * 1746 * FONTS *
1539 * ------------------------------------------------------------------------- */ 1747 * ------------------------------------------------------------------------- */
1540 1748
1541/* 1749/*
1542 * Set font style 1750 * Set font style
1543 */ 1751 */
1544/* INTPROTO */ 1752void ecb_cold
1545void 1753rxvt_term::set_font_style () NOTHROW
1546rxvt_set_font_style(pR)
1547{ 1754{
1755#if 0
1548 switch (R->charsets[R->screen.charset]) { 1756 switch (charsets [screen.charset])
1757 {
1549 case '0': /* DEC Special Character & Line Drawing Set */ 1758 case '0': /* DEC Special Character & Line Drawing Set */
1550 break; 1759 break;
1551 case 'A': /* United Kingdom (UK) */ 1760 case 'A': /* United Kingdom (UK) */
1552 break; 1761 break;
1553 case 'B': /* United States (USASCII) */ 1762 case 'B': /* United States (USASCII) */
1554 break; 1763 break;
1555 case '<': /* Multinational character set */ 1764 case '<': /* Multinational character set */
1556 break; 1765 break;
1557 case '5': /* Finnish character set */ 1766 case '5': /* Finnish character set */
1558 break; 1767 break;
1559 case 'C': /* Finnish character set */ 1768 case 'C': /* Finnish character set */
1560 break; 1769 break;
1561 case 'K': /* German character set */ 1770 case 'K': /* German character set */
1562 break; 1771 break;
1563 } 1772 }
1773#endif
1564} 1774}
1565 1775
1566/* ------------------------------------------------------------------------- */ 1776/* ------------------------------------------------------------------------- */
1567/* 1777/*
1568 * Choose a font 1778 * Choose a font
1569 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1779 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1570 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1780 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1571 * XTERM_SEQ: Invoke G2 character set: ESC N 1781 * XTERM_SEQ: Invoke G2 character set: ESC N
1572 * XTERM_SEQ: Invoke G3 character set: ESC O 1782 * XTERM_SEQ: Invoke G3 character set: ESC O
1573 */ 1783 */
1574/* EXTPROTO */ 1784void ecb_cold
1575void
1576rxvt_scr_charset_choose(pR_ int set) 1785rxvt_term::scr_charset_choose (int set) NOTHROW
1577{ 1786{
1578 R->screen.charset = set; 1787 screen.charset = set;
1579 rxvt_set_font_style(aR); 1788 set_font_style ();
1580} 1789}
1581 1790
1582/* ------------------------------------------------------------------------- */ 1791/* ------------------------------------------------------------------------- */
1583/* 1792/*
1584 * Set a font 1793 * Set a font
… …
1586 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1795 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1587 * XTERM_SEQ: Set G2 character set: ESC * <C> 1796 * XTERM_SEQ: Set G2 character set: ESC * <C>
1588 * XTERM_SEQ: Set G3 character set: ESC + <C> 1797 * XTERM_SEQ: Set G3 character set: ESC + <C>
1589 * See set_font_style for possible values for <C> 1798 * See set_font_style for possible values for <C>
1590 */ 1799 */
1591/* EXTPROTO */
1592void 1800void
1593rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1801rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1594{ 1802{
1595 R->charsets[set] = (unsigned char)ch; 1803 charsets[set] = (unsigned char)ch;
1596 rxvt_set_font_style(aR); 1804 set_font_style ();
1597} 1805}
1598 1806
1599
1600/* ------------------------------------------------------------------------- *
1601 * GRAPHICS COLOURS *
1602 * ------------------------------------------------------------------------- */
1603
1604#ifdef RXVT_GRAPHICS
1605/* EXTPROTO */
1606int
1607rxvt_scr_get_fgcolor(pR)
1608{
1609 return GET_FGCOLOR(R->rstyle);
1610}
1611
1612/* ------------------------------------------------------------------------- */
1613/* EXTPROTO */
1614int
1615rxvt_scr_get_bgcolor(pR)
1616{
1617 return GET_BGCOLOR(R->rstyle);
1618}
1619#endif
1620 1807
1621/* ------------------------------------------------------------------------- * 1808/* ------------------------------------------------------------------------- *
1622 * MAJOR SCREEN MANIPULATION * 1809 * MAJOR SCREEN MANIPULATION *
1623 * ------------------------------------------------------------------------- */ 1810 * ------------------------------------------------------------------------- */
1624 1811
1625/* 1812/*
1813 * refresh matching text.
1814 */
1815bool ecb_cold
1816rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1817{
1818 bool found = false;
1819
1820 for (int i = 0; i < nrow; i++)
1821 {
1822 rend_t *drp = drawn_buf[i].r;
1823
1824 for (int col = 0; col < ncol; col++, drp++)
1825 if ((*drp & mask) == value)
1826 {
1827 found = true;
1828 *drp = ~value;
1829 }
1830 }
1831
1832 return found;
1833}
1834
1835/*
1626 * Refresh an area 1836 * Refresh an area
1627 */ 1837 */
1628enum { 1838enum {
1629 PART_BEG = 0, 1839 PART_BEG = 0,
1630 PART_END, 1840 PART_END,
1631 RC_COUNT 1841 RC_COUNT
1632}; 1842};
1633 1843
1634/* EXTPROTO */ 1844void ecb_hot
1635void
1636rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1845rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1637{ 1846{
1638 int i; 1847 int i;
1639 row_col_t rc[RC_COUNT]; 1848 row_col_t rc[RC_COUNT];
1640 1849
1641 if (R->drawn_text == NULL) /* sanity check */ 1850 if (!drawn_buf) /* sanity check */
1642 return; 1851 return;
1643 1852
1644#ifdef DEBUG_STRICT 1853#ifndef NO_SLOW_LINK_SUPPORT
1645 x = max(x, (int)R->TermWin.int_bwidth); 1854 if (refresh_type == FAST_REFRESH && !display->is_local)
1646 x = min(x, (int)R->TermWin.width); 1855 {
1647 y = max(y, (int)R->TermWin.int_bwidth); 1856 y = 0;
1648 y = min(y, (int)R->TermWin.height); 1857 eheight = height;
1858 }
1649#endif 1859#endif
1650 1860
1651/* round down */ 1861 /* round down */
1652 rc[PART_BEG].col = Pixel2Col(x); 1862 rc[PART_BEG].col = Pixel2Col (x);
1653 rc[PART_BEG].row = Pixel2Row(y); 1863 rc[PART_BEG].row = Pixel2Row (y);
1654/* round up */ 1864 /* round up */
1655 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1865 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1656 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1866 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1657 1867
1658/* sanity checks */ 1868 /* sanity checks */
1659 for (i = PART_BEG; i < RC_COUNT; i++) { 1869 for (i = PART_BEG; i < RC_COUNT; i++)
1660 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1661 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1662 } 1870 {
1871 min_it (rc[i].col, ncol - 1);
1872 min_it (rc[i].row, nrow - 1);
1873 }
1663 1874
1664 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));
1665
1666 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1875 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1667 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1876 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1668 (rc[PART_END].col - rc[PART_BEG].col + 1));
1669 1877
1878 num_scr_allow = 0;
1879
1670 if (refresh) 1880 if (refresh)
1671 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1881 scr_refresh ();
1672} 1882}
1673 1883
1674/* ------------------------------------------------------------------------- */ 1884/* ------------------------------------------------------------------------- */
1675/* 1885/*
1676 * Refresh the entire screen 1886 * Refresh the entire screen
1677 */ 1887 */
1678/* EXTPROTO */
1679void 1888void
1680rxvt_scr_touch(pR_ Bool refresh) 1889rxvt_term::scr_touch (bool refresh) NOTHROW
1681{ 1890{
1682 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1891 scr_expose (0, 0, vt_width, vt_height, refresh);
1683} 1892}
1684 1893
1685/* ------------------------------------------------------------------------- */ 1894/* ------------------------------------------------------------------------- */
1686/* 1895/*
1687 * Move the display so that the line represented by scrollbar value Y is at 1896 * Move the display so that the line represented by scrollbar value Y is at
1688 * the top of the screen 1897 * the top of the screen
1689 */ 1898 */
1690/* EXTPROTO */ 1899void
1691int
1692rxvt_scr_move_to(pR_ int y, int len) 1900rxvt_term::scr_move_to (int y, int len) NOTHROW
1693{ 1901{
1694 long p = 0; 1902 // lerp (y, 0, len, top_row, nrow - 1)
1695 uint16_t oldviewstart; 1903 scr_changeview (top_row + (nrow - 1 - top_row) * y / len);
1696
1697 oldviewstart = R->TermWin.view_start;
1698 if (y < len) {
1699 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1700 p -= (long)(R->TermWin.nrow - 1);
1701 p = max(p, 0);
1702 }
1703 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1704 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1705
1706 return rxvt_scr_changeview(aR_ oldviewstart);
1707} 1904}
1708 1905
1709/* ------------------------------------------------------------------------- */ 1906/* ------------------------------------------------------------------------- */
1710/* 1907/*
1711 * Page the screen up/down nlines 1908 * Page the screen up/down nlines
1712 * direction should be UP or DN 1909 * direction should be UP or DN
1713 */ 1910 */
1714/* EXTPROTO */ 1911bool
1715int 1912rxvt_term::scr_page (int nlines) NOTHROW
1716rxvt_scr_page(pR_ enum page_dirn direction, int nlines)
1717{ 1913{
1718 int n; 1914 return scr_changeview (view_start - nlines);
1719 uint16_t oldviewstart;
1720
1721 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1722#ifdef DEBUG_STRICT
1723 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1724#endif
1725 oldviewstart = R->TermWin.view_start;
1726 if (direction == UP) {
1727 n = R->TermWin.view_start + nlines;
1728 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1729 } else {
1730 n = R->TermWin.view_start - nlines;
1731 R->TermWin.view_start = max(n, 0);
1732 }
1733 return rxvt_scr_changeview(aR_ oldviewstart);
1734} 1915}
1735 1916
1736/* INTPROTO */ 1917bool
1737int 1918rxvt_term::scr_changeview (int new_view_start) NOTHROW
1738rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1739{ 1919{
1740 if (R->TermWin.view_start != oldviewstart) { 1920 clamp_it (new_view_start, top_row, 0);
1921
1922 if (new_view_start == view_start)
1923 return false;
1924
1925 num_scr += new_view_start - view_start;
1926 view_start = new_view_start;
1741 R->want_refresh = 1; 1927 want_refresh = 1;
1742#ifdef RXVT_GRAPHICS
1743 if (rxvt_Gr_Displayed(aR))
1744 rxvt_Gr_scroll(aR_ 0);
1745#endif
1746 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1747 }
1748 return (int)(R->TermWin.view_start - oldviewstart);
1749}
1750 1928
1751/* ------------------------------------------------------------------------- */ 1929 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1752/* EXTPROTO */ 1930
1753void 1931 return true;
1754rxvt_scr_bell(pR) 1932}
1755{ 1933
1756#ifndef NO_BELL 1934#ifndef NO_BELL
1935void
1936rxvt_term::bell_cb (ev::timer &w, int revents)
1937{
1938 rvideo_bell = false;
1939 scr_rvideo_mode (rvideo_mode);
1940 refresh_check ();
1941}
1942#endif
1943
1944/* ------------------------------------------------------------------------- */
1945void
1946rxvt_term::scr_bell () NOTHROW
1947{
1948#ifndef NO_BELL
1949
1757# ifndef NO_MAPALERT 1950# ifndef NO_MAPALERT
1758# ifdef MAPALERT_OPTION 1951# ifdef MAPALERT_OPTION
1759 if (R->Options & Opt_mapAlert) 1952 if (option (Opt_mapAlert))
1760# endif 1953# endif
1761 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1954 XMapWindow (dpy, parent);
1762# endif 1955# endif
1763 if (R->Options & Opt_visualBell) { 1956
1764 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1957# if ENABLE_FRILLS
1765 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1958 if (option (Opt_urgentOnBell))
1766 } else 1959 set_urgency (1);
1767 XBell(R->Xdisplay, 0);
1768#endif 1960# endif
1769}
1770 1961
1962 if (option (Opt_visualBell))
1963 {
1964 rvideo_bell = true;
1965 scr_rvideo_mode (rvideo_mode);
1966 flush ();
1967
1968 bell_ev.start (VISUAL_BELL_DURATION);
1969 }
1970 else
1971 XBell (dpy, 0);
1972 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1973#endif
1974}
1975
1771/* ------------------------------------------------------------------------- */ 1976/* ------------------------------------------------------------------------- */
1772/* ARGSUSED */ 1977void ecb_cold
1773/* EXTPROTO */
1774void
1775rxvt_scr_printscreen(pR_ int fullhist) 1978rxvt_term::scr_printscreen (int fullhist) NOTHROW
1776{ 1979{
1777#ifdef PRINTPIPE 1980#ifdef PRINTPIPE
1778 int i, r1, nrows, row_offset; 1981 int nrows, row_start;
1779 text_t *t; 1982 FILE *fd = popen_printer ();
1780 FILE *fd;
1781 1983
1782 if ((fd = rxvt_popen_printer(aR)) == NULL) 1984 if (!fd)
1783 return; 1985 return;
1784 nrows = R->TermWin.nrow; 1986
1785 row_offset = R->TermWin.saveLines;
1786 if (!fullhist) 1987 if (fullhist)
1787 row_offset -= R->TermWin.view_start;
1788 else {
1789 nrows += R->TermWin.nscrolled;
1790 row_offset -= R->TermWin.nscrolled;
1791 } 1988 {
1792 1989 nrows = nrow - top_row;
1793 for (r1 = 0; r1 < nrows; r1++) { 1990 row_start = top_row;
1794 t = R->screen.text[r1 + row_offset]; 1991 }
1795 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1992 else
1796 if (!isspace(t[i]))
1797 break;
1798 fprintf(fd, "%.*s\n", (i + 1), t);
1799 } 1993 {
1994 nrows = nrow;
1995 row_start = view_start;
1996 }
1997
1998 wctomb (0, 0);
1999
2000 for (int r1 = row_start; r1 < row_start + nrows; r1++)
2001 {
2002 text_t *tp = ROW(r1).t;
2003 int len = ROW(r1).l;
2004
2005 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2006 {
2007 char mb[MB_LEN_MAX];
2008 text_t t = *tp++;
2009 if (t == NOCHAR)
2010 continue;
2011
2012 len = wctomb (mb, t);
2013
2014 if (len <= 0)
2015 {
2016 mb[0] = ' ';
2017 len = 1;
2018 }
2019
2020 fwrite (mb, 1, len, fd);
2021 }
2022
2023 fputc ('\n', fd);
2024 }
2025
1800 rxvt_pclose_printer(fd); 2026 pclose_printer (fd);
1801#endif 2027#endif
1802} 2028}
1803 2029
1804/* ------------------------------------------------------------------------- */ 2030/* ------------------------------------------------------------------------- */
1805/* 2031/*
1806 * Refresh the screen 2032 * Refresh the screen
1807 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2033 * drawn_text/drawn_rend contain the screen information before the update.
1808 * R->screen.text/R->screen.rend contain what the screen will change to. 2034 * screen.text/screen.rend contain what the screen will change to.
2035 */
2036void ecb_hot
2037rxvt_term::scr_refresh () NOTHROW
2038{
2039 int16_t col, row, /* column/row we're processing */
2040 ocrow; /* old cursor row */
2041 int i; /* tmp */
2042 rend_t ccol1, /* Cursor colour */
2043 ccol2; /* Cursor colour2 */
2044 rend_t cur_rend;
2045 int cur_col;
2046 int cursorwidth;
2047
2048 want_refresh = 0; /* screen is current */
2049
2050 if (refresh_type == NO_REFRESH || !mapped)
2051 return;
2052
2053 /*
2054 * A: set up vars
1809 */ 2055 */
2056 refresh_count = 0;
1810 2057
1811#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2058 unsigned int old_screen_flags = screen.flags;
1812# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2059 bool have_bg = 0;
1813# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2060#ifdef HAVE_IMG
2061 have_bg = bg_img != 0;
2062#endif
2063 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2064
2065 /*
2066 * B: reverse any characters which are selected
2067 */
2068 scr_reverse_selection ();
2069
2070 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2071#if ENABLE_OVERLAY
2072 scr_swap_overlay ();
2073#endif
2074
2075 bool showcursor = screen.flags & Screen_VisibleCursor;
2076
2077 /*
2078 * C: set the cursor character (s)
2079 */
2080 {
2081#ifdef CURSOR_BLINK
2082 if (hidden_cursor)
2083 showcursor = 0;
2084#endif
2085
2086 if (showcursor)
2087 {
2088 int col = screen.cur.col;
2089
2090 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2091 col--;
2092
2093 cursorwidth = 1;
2094 while (col + cursorwidth < ncol
2095 && ROW(screen.cur.row).t[col + cursorwidth] == NOCHAR)
2096 cursorwidth++;
2097
2098 cur_rend = ROW(screen.cur.row).r[col];
2099 cur_col = col;
2100
2101#ifndef NO_CURSORCOLOR
2102 if (ISSET_PIXCOLOR (Color_cursor))
2103 ccol1 = Color_cursor;
2104 else
2105#endif
2106#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2107 ccol1 = fgcolor_of (rstyle);
1814#else 2108#else
1815# define MONO_BOLD(x) \ 2109 ccol1 = Color_fg;
1816 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1817# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1818#endif 2110#endif
1819 2111
1820#define FONT_WIDTH(X, Y) \
1821 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1822#define FONT_RBEAR(X, Y) \
1823 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1824#define FONT_LBEAR(X, Y) \
1825 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1826#define IS_FONT_CHAR(X, Y) \
1827 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1828
1829/* EXTPROTO */
1830void
1831rxvt_scr_refresh(pR_ unsigned char refresh_type)
1832{
1833 unsigned char clearfirst, /* first character writes before cell */
1834 clearlast, /* last character writes beyond cell */
1835 must_clear, /* use draw_string not draw_image_string */
1836#ifndef NO_BOLDFONT
1837 bfont, /* we've changed font to bold font */
1838#endif
1839 rvid, /* reverse video this position */
1840 wbyte, /* we're in multibyte */
1841 showcursor; /* show the cursor */
1842 int fore, back; /* desired foreground/background */
1843 int16_t col, row, /* column/row we're processing */
1844 ocrow; /* old cursor row */
1845 int cursorwidth;
1846 int i, /* tmp */
1847 row_offset; /* basic offset in screen structure */
1848#ifndef NO_CURSORCOLOR 2112#ifndef NO_CURSORCOLOR
1849 rend_t cc1; /* store colours at cursor position(s) */
1850 rend_t cc2; /* store colours at cursor position(s) */
1851#endif
1852 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1853 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1854 char *buffer; /* local copy of R->buffer */
1855
1856 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1857 return;
1858
1859 /*
1860 * A: set up vars
1861 */
1862 clearfirst = clearlast = must_clear = wbyte = 0;
1863#ifndef NO_BOLDFONT
1864 bfont = 0;
1865#endif
1866
1867 if (R->currmaxcol < R->TermWin.ncol)
1868 {
1869 R->currmaxcol = R->TermWin.ncol;
1870 R->buffer = (char *)rxvt_realloc (R->buffer,
1871 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1872 }
1873
1874 buffer = R->buffer;
1875 R->refresh_count = 0;
1876
1877 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1878
1879 if ((refresh_type & REFRESH_BOUNDS))
1880 {
1881 clearfirst = clearlast = 1;
1882 R->refresh_type &= ~REFRESH_BOUNDS;
1883 }
1884
1885#if defined(XPM_BACKGROUND)
1886 must_clear |= (R->bgPixmap.pixmap != None);
1887#endif
1888#if defined(TRANSPARENT)
1889 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1890#endif
1891 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1892
1893/*
1894 * B: reverse any characters which are selected
1895 */
1896 rxvt_scr_reverse_selection(aR);
1897
1898/*
1899 * C: set the cursor character(s)
1900 */
1901 {
1902 unsigned char setoldcursor;
1903 rend_t ccol1, /* Cursor colour */
1904 ccol2; /* Cursor colour2 */
1905
1906 showcursor = (R->screen.flags & Screen_VisibleCursor);
1907 cursorwidth = 0;
1908#ifdef CURSOR_BLINK
1909 if (R->hidden_cursor)
1910 showcursor = 0;
1911#endif
1912
1913 cursorwidth = 0;
1914
1915 if (showcursor)
1916 {
1917 cursorwidth++;
1918
1919 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1920 [R->screen.cur.col]);
1921
1922 if (showcursor && R->TermWin.focus)
1923 {
1924 *srp ^= RS_RVid;
1925#ifndef NO_CURSORCOLOR
1926 cc1 = *srp & (RS_fgMask | RS_bgMask);
1927 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2113 if (ISSET_PIXCOLOR (Color_cursor2))
1928 ccol1 = Color_cursor; 2114 ccol2 = Color_cursor2;
1929 else 2115 else
2116#endif
1930#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2117#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1931 ccol1 = GET_FGCOLOR(R->rstyle); 2118 ccol2 = bgcolor_of (rstyle);
1932#else 2119#else
1933 ccol1 = Color_fg;
1934#endif
1935 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2))
1936 ccol2 = Color_cursor2;
1937 else
1938#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1939 ccol2 = GET_BGCOLOR(R->rstyle);
1940#else
1941 ccol2 = Color_bg; 2120 ccol2 = Color_bg;
1942#endif 2121#endif
1943 *srp = SET_FGCOLOR(*srp, ccol1);
1944 *srp = SET_BGCOLOR(*srp, ccol2);
1945#endif
1946 }
1947 2122
1948 while (IS_WIDE (*srp)) 2123 if (focus && cursor_type == 0)
1949 cursorwidth++, srp++;
1950 }
1951
1952 /* make sure no outline cursor is left around */
1953 setoldcursor = 0;
1954 if (ocrow != -1) {
1955 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1956 || R->screen.cur.col != R->oldcursor.col) {
1957 if (ocrow < R->TermWin.nrow
1958 && R->oldcursor.col < R->TermWin.ncol) {
1959 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1960 }
1961 if (R->TermWin.focus || !showcursor)
1962 R->oldcursor.row = -1;
1963 else
1964 setoldcursor = 1;
1965 } 2124 {
1966 } else if (!R->TermWin.focus) 2125 rend_t rend = cur_rend;
1967 setoldcursor = 1; 2126
1968 if (setoldcursor) { 2127 rend ^= RS_RVid;
1969 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow) 2128 rend = SET_FGCOLOR (rend, ccol1);
1970 R->oldcursor.row = -1; 2129 rend = SET_BGCOLOR (rend, ccol2);
1971 else { 2130
1972 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start; 2131 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
1973 R->oldcursor.col = R->screen.cur.col;
1974 } 2132 }
1975 } 2133 }
2134
2135 /* make sure no outline cursor is left around */
2136 if (ocrow != -1 && ocrow < nrow && oldcursor.col < ncol)
2137 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2138
2139 // save the current cursor coordinates if the cursor is visible
2140 // and either the window is unfocused or the cursor style is
2141 // underline or vertical bar, so as to clear the outline cursor in
2142 // the next refresh if the cursor moves or becomes invisible
2143 if (showcursor && (!focus || cursor_type != 0) && screen.cur.row - view_start < nrow)
2144 {
2145 oldcursor.row = screen.cur.row - view_start;
2146 oldcursor.col = screen.cur.col;
1976 } 2147 }
2148 else
2149 oldcursor.row = -1;
2150 }
1977 2151
1978#ifndef NO_SLOW_LINK_SUPPORT 2152#ifndef NO_SLOW_LINK_SUPPORT
1979/* 2153 /*
1980 * D: CopyArea pass - very useful for slower links 2154 * D: CopyArea pass - very useful for slower links
1981 * This has been deliberately kept simple. 2155 * This has been deliberately kept simple.
1982 */ 2156 */
1983 i = R->num_scr; 2157 if (!display->is_local
1984 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2158 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
1985 && abs(i) < R->TermWin.nrow && !must_clear) 2159 && abs (num_scr) < nrow && !have_bg)
1986 { 2160 {
1987 int16_t nits; 2161 int16_t nits;
1988 int j; 2162 int i = num_scr;
1989 rend_t *drp2; 2163 int j;
1990 text_t *dtp2; 2164 int len, wlen;
1991 int len, wlen;
1992 2165
1993 j = R->TermWin.nrow; 2166 j = nrow;
1994 wlen = len = -1; 2167 wlen = len = -1;
1995 row = i > 0 ? 0 : j - 1; 2168 row = i > 0 ? 0 : j - 1;
2169
1996 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2170 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
1997 { 2171 {
1998 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2172 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
1999 { 2173 {
2000 stp = R->screen.text[row + row_offset]; 2174 line_t s = ROW(view_start + row);
2001 srp = R->screen.rend[row + row_offset];
2002 dtp = R->drawn_text[row]; 2175 line_t d = drawn_buf[row];
2003 dtp2 = R->drawn_text[row + i]; 2176 line_t d2 = drawn_buf[row + i];
2004 drp = R->drawn_rend[row];
2005 drp2 = R->drawn_rend[row + i];
2006 2177
2007 for (nits = 0, col = R->TermWin.ncol; col--; ) 2178 for (nits = 0, col = ncol; col--; )
2008 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2179 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2009 nits--; 2180 nits--;
2010 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2181 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2011 nits++; 2182 nits++;
2012 2183
2013 if (nits > 8) /* XXX: arbitrary choice */ 2184 if (nits > 8) /* XXX: arbitrary choice */
2185 {
2186 for (col = ncol; col--; )
2187 {
2188 *d.t++ = *d2.t++;
2189 *d.r++ = *d2.r++;
2190 }
2191
2192 if (len == -1)
2193 len = row;
2194
2195 wlen = row;
2196 continue;
2197 }
2198 }
2199
2200 if (len >= 0)
2201 {
2202 /* also comes here at end if needed because of >= above */
2203 if (wlen < len)
2204 ::swap (wlen, len);
2205
2206 XGCValues gcv;
2207
2208 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2209 XCopyArea (dpy, vt, vt,
2210 gc, 0, Row2Pixel (len + i),
2211 (unsigned int)this->width,
2212 (unsigned int)Height2Pixel (wlen - len + 1),
2213 0, Row2Pixel (len));
2214 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2215
2216 len = -1;
2217 }
2218 }
2219 }
2220#endif
2221
2222 /*
2223 * E: main pass across every character
2224 */
2225 for (row = 0; row < nrow; row++)
2226 {
2227 text_t *stp = ROW(view_start + row).t;
2228 rend_t *srp = ROW(view_start + row).r;
2229 text_t *dtp = drawn_buf[row].t;
2230 rend_t *drp = drawn_buf[row].r;
2231
2232 /*
2233 * E2: OK, now the real pass
2234 */
2235 int ypixel = (int)Row2Pixel (row);
2236
2237 for (col = 0; col < ncol; col++)
2238 {
2239 /* compare new text with old - if exactly the same then continue */
2240 if (stp[col] == dtp[col] && RS_SAME (srp[col], drp[col]))
2241 continue;
2242
2243 // redraw one or more characters
2244
2245 // seek to the beginning of wide characters
2246 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2247 --col;
2248
2249 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2250 text_t *text = stp + col;
2251 int count = 1;
2252
2253 dtp[col] = stp[col];
2254 drp[col] = rend;
2255
2256 int xpixel = Col2Pixel (col);
2257
2258 for (i = 0; ++col < ncol; )
2259 {
2260 if (stp[col] == NOCHAR)
2261 {
2262 dtp[col] = stp[col];
2263 drp[col] = srp[col];
2264
2265 count++;
2266 i++;
2267
2268 continue;
2269 }
2270
2271 if (!RS_SAME (rend, srp[col]))
2272 break;
2273
2274 count++;
2275
2276 if (stp[col] != dtp[col]
2277 || !RS_SAME (srp[col], drp[col]))
2278 {
2279 if (have_bg && (i++ > count / 2))
2280 break;
2281
2282 dtp[col] = stp[col];
2283 drp[col] = rend;
2284 i = 0;
2285 }
2286 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2287 break;
2288 }
2289
2290 col--; /* went one too far. move back */
2291 count -= i; /* dump any matching trailing chars */
2292
2293 // sometimes we optimize away the trailing NOCHAR's, add them back
2294 while (ecb_unlikely (i && text[count] == NOCHAR))
2295 count++, i--;
2296
2297 /*
2298 * Determine the attributes for the string
2299 */
2300 int fore = fgcolor_of (rend); // desired foreground
2301 int back = bgcolor_of (rend); // desired background
2302
2303 // only do special processing if any attributes are set, which is unlikely
2304 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2305 {
2306 bool invert = rend & RS_RVid;
2307
2308#ifndef NO_BOLD_UNDERLINE_REVERSE
2309 if (rend & RS_Bold && fore == Color_fg)
2310 {
2311 if (ISSET_PIXCOLOR (Color_BD))
2312 fore = Color_BD;
2313# if !ENABLE_STYLES
2314 else
2315 invert = !invert;
2316# endif
2317 }
2318
2319 if (rend & RS_Italic && fore == Color_fg)
2320 {
2321 if (ISSET_PIXCOLOR (Color_IT))
2322 fore = Color_IT;
2323# if !ENABLE_STYLES
2324 else
2325 invert = !invert;
2326# endif
2327 }
2328
2329 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2330 fore = Color_UL;
2331#endif
2332
2333#ifdef OPTION_HC
2334 if (rend & RS_Sel)
2335 {
2336 /* invert the column if no highlightColor is set or it is the
2337 * current cursor column */
2338 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2339 && ISSET_PIXCOLOR (Color_HC))
2340 {
2341 if (ISSET_PIXCOLOR (Color_HTC))
2342 fore = Color_HTC;
2343 // if invert is 0 reverse video is set so we use bg color as fg color
2344 else if (!invert)
2345 fore = back;
2346
2347 back = Color_HC;
2348 invert = 0;
2349 }
2350 }
2351#endif
2352
2353 if (invert)
2354 {
2355 ::swap (fore, back);
2356
2357#ifndef NO_BOLD_UNDERLINE_REVERSE
2358 if (fore == back)
2359 {
2360 fore = Color_bg;
2361 back = Color_fg;
2362 }
2363#endif
2364 }
2365
2366#ifdef TEXT_BLINK
2367 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2368 {
2369 if (!text_blink_ev.is_active ())
2370 {
2371 text_blink_ev.again ();
2372 hidden_text = 0;
2373 }
2374 else if (hidden_text)
2375 fore = back;
2376 }
2377#endif
2378
2379#if ENABLE_STYLES
2380 // "careful" (too wide) character handling
2381
2382 // include previous careful character(s) if possible, looks nicer (best effort...)
2383 while (text > stp
2384 && srp[text - stp - 1] & RS_Careful
2385 && RS_SAME (rend, srp[text - stp - 1]))
2386 text--, count++, xpixel -= fwidth;
2387
2388 // force redraw after "careful" characters to avoid pixel droppings
2389 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2390 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2391
2392 // force redraw before "careful" characters to avoid pixel droppings
2393 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2394 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2395#endif
2396 }
2397
2398 /*
2399 * Actually do the drawing of the string here
2400 */
2401 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2402
2403 if (ecb_likely (have_bg && back == Color_bg))
2404 {
2405 // this is very ugly, maybe push it into ->draw?
2406
2407 for (i = 0; i < count; i++) /* don't draw empty strings */
2408 if (text[i] != ' ')
2014 { 2409 {
2015 for (col = R->TermWin.ncol; col--; ) 2410 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2016 { 2411 goto did_clear;
2017 *dtp++ = *dtp2++;
2018 *drp++ = *drp2++;
2019 }
2020
2021 if (len == -1)
2022 len = row;
2023
2024 wlen = row;
2025 continue;
2026 } 2412 }
2413
2414 CLEAR_CHARS (xpixel, ypixel, count);
2415 did_clear: ;
2027 } 2416 }
2417 else
2418 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2028 2419
2029 if (len != -1) 2420 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2030 { 2421 {
2031 /* also comes here at end if needed because of >= above */ 2422 if (showcursor && focus && row == screen.cur.row
2032 if (wlen < len) 2423 && IN_RANGE_EXC (col, cur_col, cur_col + cursorwidth))
2033 SWAP_IT(wlen, len, int); 2424 XSetForeground (dpy, gc, pix_colors[ccol1]);
2034 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2035 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2036 R->TermWin.gc, 0, Row2Pixel(len + i),
2037 (unsigned int)TermWin_TotalWidth(),
2038 (unsigned int)Height2Pixel(wlen - len + 1),
2039 0, Row2Pixel(len));
2040 len = -1;
2041 }
2042 }
2043 }
2044#endif
2045
2046/*
2047 * E: main pass across every character
2048 */
2049 for (row = 0; row < R->TermWin.nrow; row++)
2050 {
2051 stp = R->screen.text[row + row_offset];
2052 srp = R->screen.rend[row + row_offset];
2053 dtp = R->drawn_text[row];
2054 drp = R->drawn_rend[row];
2055
2056/*
2057 * E2: OK, now the real pass
2058 */
2059 int ypixel = (int)Row2Pixel(row);
2060
2061 for (col = 0; col < R->TermWin.ncol; col++)
2062 {
2063 /* compare new text with old - if exactly the same then continue */
2064 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2065
2066 if (stp[col] == dtp[col] /* Must match characters to skip. */
2067 && (rend == drp[col] /* Either rendition the same or */
2068 || (stp[col] == ' ' /* space w/ no background change */
2069 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2070 continue;
2071
2072 text_t *text = stp + col;
2073 int count = 1;
2074
2075 /* redraw one or more characters */
2076
2077 dtp[col] = stp[col];
2078 drp[col] = rend;
2079
2080 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2081 continue;
2082
2083 int xpixel = Col2Pixel(col);
2084
2085 // this loop looks very messy, it can probably be optimized
2086 // and cleaned a bit by you?
2087 for (i = 0; ++col < R->TermWin.ncol; )
2088 {
2089 if (stp[col] == NOCHAR)
2090 {
2091 dtp[col] = stp[col];
2092 drp[col] = rend;
2093 count++;
2094
2095 if (i) // only possible skip if char unchanged
2096 i++;
2097
2098 continue;
2099 }
2100
2101 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2102 break;
2103
2104 count++;
2105
2106 if (stp[col] != dtp[col]
2107 || srp[col] != drp[col])
2108 {
2109 if (must_clear && (i++ > (count / 2)))
2110 break;
2111
2112 dtp[col] = stp[col];
2113 drp[col] = rend;
2114 i = 0;
2115 }
2116 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2117 break;
2118 }
2119
2120 col--; /* went one too far. move back */
2121 count -= i; /* dump any matching trailing chars */
2122
2123/*
2124 * Determine the attributes for the string
2125 */
2126 int fid = GET_FONT(rend);
2127 fore = GET_FGCOLOR(rend);
2128 back = GET_BGCOLOR(rend);
2129 rend = GET_ATTR(rend);
2130
2131 rvid = (rend & RS_RVid) ? 1 : 0;
2132#ifdef OPTION_HC
2133 if (!rvid && (rend & RS_Blink))
2134 {
2135 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2136 back = Color_HC;
2137 else 2425 else
2138 rvid = !rvid; /* fall back */ 2426#if ENABLE_FRILLS
2427 if (ISSET_PIXCOLOR (Color_underline))
2428 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2429 else
2430#endif
2431 XSetForeground (dpy, gc, pix_colors[fore]);
2432
2433 XDrawLine (dpy, vt, gc,
2434 xpixel, ypixel + font->ascent + 1,
2435 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2139 } 2436 }
2140#endif 2437 } /* for (col....) */
2141 if (rvid) 2438 } /* for (row....) */
2439
2440 /*
2441 * G: cleanup cursor and display outline cursor if necessary
2442 */
2443 if (showcursor)
2444 {
2445 if (focus)
2446 {
2447 if (cursor_type == 0)
2448 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2449 else if (oldcursor.row >= 0)
2142 { 2450 {
2143 SWAP_IT(fore, back, int); 2451 XSetForeground (dpy, gc, pix_colors[ccol1]);
2452 if (cursor_type == 1)
2453 XFillRectangle (dpy, vt, gc,
2454 Col2Pixel (cur_col),
2455 Row2Pixel (oldcursor.row + 1) - 2,
2456 Width2Pixel (1),
2457 2);
2458 else
2459 XFillRectangle (dpy, vt, gc,
2460 Col2Pixel (cur_col),
2461 Row2Pixel (oldcursor.row),
2462 2,
2463 Height2Pixel (1));
2464 }
2465 }
2466 else if (oldcursor.row >= 0)
2467 {
2468 XSetForeground (dpy, gc, pix_colors[ccol1]);
2144 2469
2145#ifndef NO_BOLD_UNDERLINE_REVERSE 2470 XDrawRectangle (dpy, vt, gc,
2146 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV) 2471 Col2Pixel (cur_col),
2147# ifndef NO_CURSORCOLOR 2472 Row2Pixel (oldcursor.row),
2148 && !ISSET_PIXCOLOR(R, Color_cursor) 2473 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2474 (unsigned int) (Height2Pixel (1) - 1));
2475 }
2476 }
2477
2478 /*
2479 * H: cleanup selection
2480 */
2481#if ENABLE_OVERLAY
2482 scr_swap_overlay ();
2483#endif
2484 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2485
2486 scr_reverse_selection ();
2487
2488 screen.flags = old_screen_flags;
2489 num_scr = 0;
2490 num_scr_allow = 1;
2491}
2492
2493void ecb_cold
2494rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2495{
2496 if (!l.valid ())
2497 return;
2498
2499 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2500
2501 for (int i = ncol; i--; )
2502 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2503}
2504
2505void ecb_cold
2506rxvt_term::scr_remap_chars () NOTHROW
2507{
2508 for (int i = total_rows; i--; )
2509 scr_remap_chars (row_buf [i]);
2510
2511 for (int i = nrow; i--; )
2512 {
2513 scr_remap_chars (drawn_buf [i]);
2514 scr_remap_chars (swap_buf [i]);
2515 }
2516}
2517
2518void ecb_cold
2519rxvt_term::scr_recolor (bool refresh) NOTHROW
2520{
2521 bool transparent = false;
2522
2523#ifdef HAVE_IMG
2524 if (bg_img != 0)
2525 {
2526# if ENABLE_TRANSPARENCY
2527 if (bg_flags & BG_IS_TRANSPARENT)
2528 {
2529 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2530 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2531
2532 transparent = true;
2533 }
2534 else
2149# endif 2535# endif
2150 )
2151 back = Color_RV;
2152#endif
2153 }
2154#ifndef NO_BOLD_UNDERLINE_REVERSE
2155 else if (rend & RS_Bold)
2156 { 2536 {
2157 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD)) 2537 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2158 { 2538 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2159 fore = Color_BD; 2539 }
2160# ifndef VERYBOLD 2540 }
2161 rend &= ~RS_Bold; /* we've taken care of it */ 2541 else
2162# endif 2542#endif
2163 }
2164 }
2165 else if (rend & RS_Uline)
2166 {
2167 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2168 {
2169 fore = Color_UL;
2170 rend &= ~RS_Uline; /* we've taken care of it */
2171 }
2172 }
2173#endif
2174
2175/*
2176 * Actually do the drawing of the string here
2177 */
2178 rxvt_font *font = (*R->TermWin.fontset)[fid];
2179
2180 if (back == Color_bg)
2181 {
2182 if (must_clear)
2183 {
2184 for (i = 0; i < count; i++) /* don't draw empty strings */
2185 if (text[i] != ' ')
2186 {
2187 font->draw (xpixel, ypixel, text, count, fore, -1);
2188 goto nodraw;
2189 }
2190
2191 CLEAR_CHARS(xpixel, ypixel, count);
2192nodraw: ;
2193 }
2194 else
2195 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2196 }
2197 else
2198 font->draw (xpixel, ypixel, text, count, fore, back);
2199
2200 if ((rend & RS_Uline) && (font->descent > 1))
2201 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2202 xpixel, ypixel + font->ascent + 1,
2203 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2204 } /* for (col....) */
2205 } /* for (row....) */
2206
2207/*
2208 * G: cleanup cursor and display outline cursor if necessary
2209 */
2210 if (showcursor) {
2211 if (R->TermWin.focus) {
2212 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2213 [R->screen.cur.col]);
2214 *srp ^= RS_RVid;
2215#ifndef NO_CURSORCOLOR
2216 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2217#endif
2218 } else if (R->oldcursor.row >= 0) {
2219#ifndef NO_CURSORCOLOR
2220 unsigned long gcmask; /* Graphics Context mask */
2221
2222 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) {
2223 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2224 }
2225#endif
2226 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2227 Col2Pixel(R->oldcursor.col),
2228 Row2Pixel(R->oldcursor.row),
2229 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2230 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2231 }
2232 } 2543 {
2233/* 2544 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2234 * H: cleanup selection 2545 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2235 */ 2546 }
2236 rxvt_scr_reverse_selection(aR);
2237 2547
2238/* 2548 XClearWindow (dpy, parent);
2239 * I: other general cleanup
2240 */
2241 if (clearfirst && R->TermWin.int_bwidth)
2242 /*
2243 * clear the whole screen height, note that width == 0 is treated
2244 * specially by XClearArea
2245 */
2246 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2247 (unsigned int)R->TermWin.int_bwidth,
2248 (unsigned int)TermWin_TotalHeight(), False);
2249 if (clearlast && R->TermWin.int_bwidth)
2250 /*
2251 * clear the whole screen height, note that width == 0 is treated
2252 * specially by XClearArea
2253 */
2254 XClearArea(R->Xdisplay, R->TermWin.vt,
2255 R->TermWin.width + R->TermWin.int_bwidth, 0,
2256 (unsigned int)R->TermWin.int_bwidth,
2257 (unsigned int)TermWin_TotalHeight(), False);
2258 if (refresh_type & SMOOTH_REFRESH)
2259 XSync(R->Xdisplay, False);
2260 2549
2261 R->num_scr = 0; 2550 if (scrollBar.state && scrollBar.win)
2262 R->num_scr_allow = 1; 2551 {
2263 R->want_refresh = 0; /* screen is current */ 2552 if (transparent)
2264} 2553 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2265/* ------------------------------------------------------------------------- */
2266
2267/* EXTPROTO */
2268void
2269rxvt_scr_clear(pR)
2270{
2271 if (!R->TermWin.mapped)
2272 return;
2273 R->num_scr_allow = 0;
2274 R->want_refresh = 1;
2275#ifdef TRANSPARENT
2276 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2277 int i;
2278
2279 if (!(R->Options & Opt_transparent_all))
2280 i = 0;
2281 else 2554 else
2282 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2555 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2283 for (; i--;) 2556 scrollBar.state = SB_STATE_IDLE;
2284 if (R->TermWin.parent[i] != None) 2557 scrollBar.show (0);
2285 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2558 }
2559
2560 if (refresh)
2286 } 2561 {
2287#endif 2562 scr_clear ();
2288 XClearWindow(R->Xdisplay, R->TermWin.vt); 2563 scr_touch (true);
2564 }
2565 want_refresh = 1;
2289} 2566}
2290 2567
2291/* ------------------------------------------------------------------------- */ 2568/* ------------------------------------------------------------------------- */
2292/* INTPROTO */
2293void 2569void
2570rxvt_term::scr_clear (bool really) NOTHROW
2571{
2572 if (!mapped)
2573 return;
2574
2575 num_scr_allow = 0;
2576 want_refresh = 1;
2577
2578 if (really)
2579 XClearWindow (dpy, vt);
2580}
2581
2582void
2583rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2584{
2585 int view_end = view_start + nrow;
2586 int row, col;
2587
2588 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2589 {
2590 text_t *stp = ROW(row).t;
2591 rend_t *srp = ROW(row).r;
2592
2593 for (col = beg_col; col < end_col; col++)
2594 srp[col] ^= rstyle1;
2595
2596 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2597 srp[col] ^= rstyle2;
2598
2599 if (++col < end_col)
2600 srp[col] ^= rstyle2;
2601 }
2602}
2603
2604void
2605rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2606{
2607 int view_end = view_start + nrow;
2608 int row, col;
2609
2610 if (beg_row >= view_start)
2611 {
2612 col = beg_col;
2613 row = beg_row;
2614 }
2615 else
2616 {
2617 col = 0;
2618 row = view_start;
2619 }
2620
2621 for (; row < min (end_row, view_end); row++, col = 0)
2622 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2623 srp[col] ^= rstyle;
2624
2625 if (row == end_row)
2626 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2627 srp[col] ^= rstyle;
2628}
2629
2630/* ------------------------------------------------------------------------- */
2631void ecb_hot
2294rxvt_scr_reverse_selection(pR) 2632rxvt_term::scr_reverse_selection () NOTHROW
2295{ 2633{
2296 int i, col, row, end_row; 2634 if (selection.op
2297 rend_t *srp; 2635 && current_screen == selection.screen
2298 2636 && selection.end.row >= view_start)
2299 if (R->selection.op && R->current_screen == R->selection.screen) { 2637 {
2300 end_row = R->TermWin.saveLines - R->TermWin.view_start; 2638#if !ENABLE_MINIMAL
2301 i = R->selection.beg.row + R->TermWin.saveLines; 2639 if (selection.rect)
2302 row = R->selection.end.row + R->TermWin.saveLines; 2640 scr_xor_rect (selection.beg.row, selection.beg.col,
2303 if (i >= end_row) 2641 selection.end.row, selection.end.col,
2304 col = R->selection.beg.col; 2642 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2305 else { 2643 else
2306 col = 0;
2307 i = end_row;
2308 }
2309 end_row += R->TermWin.nrow;
2310 for (; i < row && i < end_row; i++, col = 0)
2311 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2312#ifndef OPTION_HC
2313 srp[col] ^= RS_RVid;
2314#else
2315 srp[col] ^= RS_Blink;
2316#endif 2644#endif
2317 if (i == row && i < end_row) 2645 scr_xor_span (selection.beg.row, selection.beg.col,
2318 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2646 selection.end.row, selection.end.col,
2319#ifndef OPTION_HC 2647 RS_Sel | RS_RVid);
2320 srp[col] ^= RS_RVid;
2321#else
2322 srp[col] ^= RS_Blink;
2323#endif
2324 } 2648 }
2325} 2649}
2326 2650
2327/* ------------------------------------------------------------------------- */ 2651/* ------------------------------------------------------------------------- */
2328/* 2652/*
2329 * Dump the whole scrollback and screen to the passed filedescriptor. The 2653 * Dump the whole scrollback and screen to the passed filedescriptor. The
2330 * invoking routine must close the fd. 2654 * invoking routine must close the fd.
2331 */ 2655 */
2332#if 0 2656#if 0
2333/* EXTPROTO */
2334void 2657void
2335rxvt_scr_dump(pR_ int fd) 2658rxvt_term::scr_dump (int fd) NOTHROW
2336{ 2659{
2337 int row, wrote; 2660 // if this method is needed, it can be implemented by factoring the
2338 unsigned int width, towrite; 2661 // relevant code in scr_printscreen
2339 char r1[] = "\n";
2340
2341 for (row = R->TermWin.saveLines - R->TermWin.nscrolled;
2342 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) {
2343 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row]
2344 : R->TermWin.ncol;
2345 for (towrite = width; towrite; towrite -= wrote) {
2346 wrote = write(fd, &(R->screen.text[row][width - towrite]),
2347 towrite);
2348 if (wrote < 0)
2349 return; /* XXX: death, no report */
2350 }
2351 if (R->screen.tlen[row] >= 0)
2352 if (write(fd, r1, 1) <= 0)
2353 return; /* XXX: death, no report */
2354 }
2355} 2662}
2356#endif 2663#endif
2357 2664
2358/* ------------------------------------------------------------------------- * 2665/* ------------------------------------------------------------------------- *
2359 * CHARACTER SELECTION * 2666 * CHARACTER SELECTION *
2360 * ------------------------------------------------------------------------- */ 2667 * ------------------------------------------------------------------------- */
2361
2362/*
2363 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2364 */
2365/* EXTPROTO */
2366void 2668void
2367rxvt_selection_check(pR_ int check_more) 2669rxvt_term::selection_check (int check_more) NOTHROW
2368{ 2670{
2369 row_col_t pos;
2370
2371 if (!R->selection.op) 2671 if (!selection.op)
2372 return; 2672 return;
2373 2673
2374 pos.row = pos.col = 0; 2674 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2375 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2675 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2376 || (R->selection.beg.row >= R->TermWin.nrow) 2676 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2377 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled)
2378 || (R->selection.mark.row >= R->TermWin.nrow)
2379 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2380 || (R->selection.end.row >= R->TermWin.nrow)
2381 || (check_more == 1 2677 || (check_more == 1
2382 && R->current_screen == R->selection.screen 2678 && current_screen == selection.screen
2383 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2679 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2384 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2680 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2385 || (check_more == 2
2386 && ROWCOL_IS_BEFORE(R->selection.beg, pos)
2387 && ROWCOL_IS_AFTER(R->selection.end, pos))
2388 || (check_more == 3
2389 && ROWCOL_IS_AFTER(R->selection.end, pos))
2390 || (check_more == 4 /* screen width change */
2391 && (R->selection.beg.row != R->selection.end.row
2392 || R->selection.end.col > R->TermWin.ncol)))
2393 CLEAR_SELECTION(R); 2681 CLEAR_ALL_SELECTION ();
2682}
2683
2684void
2685rxvt_term::selection_changed () NOTHROW
2686{
2687 line_t &r1 = ROW (selection.beg.row);
2688 while (selection.beg.col < r1.l && r1.t [selection.beg.col] == NOCHAR)
2689 ++selection.beg.col;
2690
2691 line_t &r2 = ROW (selection.end.row);
2692 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2693 ++selection.end.col;
2694
2695 want_refresh = 1;
2394} 2696}
2395 2697
2396/* ------------------------------------------------------------------------- */ 2698/* ------------------------------------------------------------------------- */
2397/* 2699/*
2398 * Paste a selection direct to the command fd 2700 * Paste a selection direct to the command fd
2399 */ 2701 */
2400/* INTPROTO */
2401void 2702void
2402rxvt_PasteIt (pR_ const unsigned char *data, unsigned int nitems) 2703rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2403{ 2704{
2404 unsigned int i, j, n;
2405 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2406
2407 /* convert normal newline chars into common keyboard Return key sequence */ 2705 /* convert normal newline chars into common keyboard Return key sequence */
2408 for (i = 0; i < nitems; i += PROP_SIZE) 2706 for (unsigned int i = 0; i < len; i++)
2409 { 2707 if (data[i] == C0_LF)
2410 n = min (nitems - i, PROP_SIZE); 2708 data[i] = C0_CR;
2411 MEMCPY (ds, data + i, n);
2412 for (j = 0; j < n; j++)
2413 if (ds[j] == '\n')
2414 ds[j] = '\r';
2415 R->tt_write (ds, (int)n);
2416 }
2417 2709
2418 free(ds); 2710 if (priv_modes & PrivMode_BracketPaste)
2419} 2711 tt_printf ("\x1b[200~");
2420 2712
2421/* ------------------------------------------------------------------------- */ 2713 tt_write (data, len);
2422/*
2423 * Respond to a notification that a primary selection has been sent
2424 * EXT: SelectionNotify
2425 */
2426/* EXTPROTO */
2427int
2428rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2429{
2430 long nread = 0;
2431 unsigned long bytes_after;
2432 XTextProperty ct;
2433#ifdef MULTICHAR_SET
2434 int dummy_count;
2435 char **cl;
2436#endif
2437 2714
2438 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2715 if (priv_modes & PrivMode_BracketPaste)
2439 2716 tt_printf ("\x1b[201~");
2440 if (prop == None) { /* check for failed XConvertSelection */
2441#ifdef MULTICHAR_SET
2442 if ((R->selection_type & Sel_CompoundText)) {
2443 int selnum = R->selection_type & Sel_whereMask;
2444
2445 R->selection_type = 0;
2446 if (selnum != Sel_direct)
2447 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2448 }
2449#endif
2450 return 0;
2451 }
2452 for (;;) {
2453 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2454 (long)(PROP_SIZE / 4), delete_prop,
2455 AnyPropertyType, &ct.encoding, &ct.format,
2456 &ct.nitems, &bytes_after,
2457 &ct.value) != Success)
2458 break;
2459 if (ct.encoding == 0) {
2460 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2461 break;
2462 }
2463 if (ct.value == NULL) {
2464 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2465 continue;
2466 }
2467 if (ct.nitems == 0) {
2468 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2469 if (R->selection_wait == Sel_normal && nread == 0) {
2470 /*
2471 * pass through again trying CUT_BUFFER0 if we've come from
2472 * XConvertSelection() but nothing was presented
2473 */
2474 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2475 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2476 }
2477 nread = -1; /* discount any previous stuff */
2478 break;
2479 }
2480 nread += ct.nitems;
2481#ifdef MULTICHAR_SET
2482 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl,
2483 &dummy_count) == Success && cl) {
2484 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0]));
2485 XFreeStringList(cl);
2486 } else
2487#endif
2488 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems);
2489 if (bytes_after == 0)
2490 break;
2491 XFree(ct.value);
2492 }
2493 if (ct.value)
2494 XFree(ct.value);
2495 if (R->selection_wait == Sel_normal)
2496 R->selection_wait = Sel_none;
2497 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2498 return (int)nread;
2499} 2717}
2500 2718
2501/*
2502 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2503 */
2504/* EXTPROTO */
2505void 2719void
2506rxvt_selection_property(pR_ Window win, Atom prop) 2720rxvt_term::paste (char *data, unsigned int len) NOTHROW
2507{ 2721{
2508 int reget_time = 0; 2722 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2509
2510 if (prop == None)
2511 return; 2723 return;
2512 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2513 if (R->selection_wait == Sel_normal) {
2514 int a, afmt;
2515 Atom atype;
2516 unsigned long bytes_after, nitems;
2517 unsigned char *s = NULL;
2518 2724
2519 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2725 tt_paste (data, len);
2520 R->xa[XA_INCR], &atype, &afmt, &nitems,
2521 &bytes_after, &s);
2522 if (s)
2523 XFree(s);
2524 if (a != Success)
2525 return;
2526#ifndef __CYGWIN32__
2527 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2528 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2529 XDeleteProperty(R->Xdisplay, win, prop);
2530 XFlush(R->Xdisplay);
2531 reget_time = 1;
2532 R->selection_wait = Sel_incr;
2533 }
2534#endif
2535 } else if (R->selection_wait == Sel_incr) {
2536 reget_time = 1;
2537 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2538 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2539 R->selection_wait = Sel_none;
2540 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2541 }
2542 }
2543 if (reget_time) { /* received more data so reget time */
2544 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2545 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2546 }
2547} 2726}
2727
2548/* ------------------------------------------------------------------------- */ 2728/* ------------------------------------------------------------------------- */
2549/* 2729/*
2550 * Request the current selection: 2730 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2551 * Order: > internal selection if available 2731 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2552 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2732 * as fallback
2553 * > CUT_BUFFER0
2554 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2555 * will auto fallback to CUT_BUFFER0
2556 * EXT: button 2 release 2733 * EXT: button 2 release
2557 */ 2734 */
2558/* EXTPROTO */
2559void 2735void
2560rxvt_selection_request(pR_ Time tm, int x, int y) 2736rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2561{ 2737{
2562 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2738 if (!selection_req)
2563 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2564 return; /* outside window */
2565
2566 if (R->selection.text != NULL) { /* internal selection */
2567 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2568 rxvt_PasteIt(aR_ R->selection.text, R->selection.len);
2569 return;
2570 } else {
2571 int i;
2572
2573 R->selection_request_time = tm;
2574 R->selection_wait = Sel_normal;
2575 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2576#ifdef MULTICHAR_SET
2577 R->selection_type = Sel_CompoundText;
2578#else
2579 R->selection_type = 0;
2580#endif
2581 if (rxvt_selection_request_other(aR_
2582#ifdef MULTICHAR_SET
2583 R->xa[XA_COMPOUND_TEXT],
2584#else
2585 XA_STRING,
2586#endif
2587 i))
2588 return;
2589 }
2590 } 2739 {
2591 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2740 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2592 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2741 selection_req->run ();
2593 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2594}
2595
2596/* INTPROTO */
2597int
2598rxvt_selection_request_other(pR_ Atom target, int selnum)
2599{
2600 Atom sel;
2601#ifdef DEBUG_SELECT
2602 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2603#endif
2604
2605 R->selection_type |= selnum;
2606 if (selnum == Sel_Primary)
2607 sel = XA_PRIMARY;
2608 else if (selnum == Sel_Secondary)
2609 sel = XA_SECONDARY;
2610 else
2611 sel = R->xa[XA_CLIPBOARD];
2612 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2613 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2614 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2615 R->TermWin.vt, R->selection_request_time);
2616 return 1;
2617 } 2742 }
2618 return 0;
2619} 2743}
2620 2744
2621/* ------------------------------------------------------------------------- */ 2745/* ------------------------------------------------------------------------- */
2622/* 2746/*
2623 * Clear all selected text 2747 * Clear all selected text
2624 * EXT: SelectionClear 2748 * EXT: SelectionClear
2625 */ 2749 */
2626/* EXTPROTO */
2627void 2750void
2628rxvt_selection_clear(pR) 2751rxvt_term::selection_clear (bool clipboard) NOTHROW
2629{ 2752{
2630 D_SELECT((stderr, "rxvt_selection_clear()")); 2753 if (!clipboard)
2631 2754 {
2632 R->want_refresh = 1; 2755 want_refresh = 1;
2633 if (R->selection.text)
2634 free(R->selection.text); 2756 free (selection.text);
2635 R->selection.text = NULL; 2757 selection.text = NULL;
2636 R->selection.len = 0; 2758 selection.len = 0;
2637 CLEAR_SELECTION(R); 2759 CLEAR_SELECTION ();
2760
2761 if (display->selection_owner == this)
2762 display->selection_owner = 0;
2763 }
2764 else
2765 {
2766 free (selection.clip_text);
2767 selection.clip_text = NULL;
2768 selection.clip_len = 0;
2769
2770 if (display->clipboard_owner == this)
2771 display->clipboard_owner = 0;
2772 }
2638} 2773}
2639 2774
2640/* ------------------------------------------------------------------------- */ 2775/* ------------------------------------------------------------------------- */
2641/* 2776/*
2642 * Copy a selection into the cut buffer 2777 * Copy a selection into the cut buffer
2643 * EXT: button 1 or 3 release 2778 * EXT: button 1 or 3 release
2644 */ 2779 */
2645/* EXTPROTO */
2646void 2780void
2647rxvt_selection_make(pR_ Time tm) 2781rxvt_term::selection_make (Time tm)
2648{ 2782{
2649 int i, col, end_col, row, end_row; 2783 int size;
2650 unsigned char *new_selection_text; 2784 wchar_t *new_selection_text;
2651 char *str; 2785 text_t *t;
2652 text_t *t;
2653#ifdef ACS_ASCII
2654 rend_t *re;
2655#endif
2656 2786
2657 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2658 switch (R->selection.op) { 2787 switch (selection.op)
2788 {
2659 case SELECTION_CONT: 2789 case SELECTION_CONT:
2660 break; 2790 break;
2661 case SELECTION_INIT: 2791 case SELECTION_INIT:
2662 CLEAR_SELECTION(R); 2792 CLEAR_SELECTION ();
2663 /* FALLTHROUGH */ 2793 /* FALLTHROUGH */
2664 case SELECTION_BEGIN: 2794 case SELECTION_BEGIN:
2665 R->selection.op = SELECTION_DONE; 2795 selection.op = SELECTION_DONE;
2666 /* FALLTHROUGH */ 2796 /* FALLTHROUGH */
2667 default: 2797 default:
2668 return; 2798 return;
2669 } 2799 }
2800
2670 R->selection.op = SELECTION_DONE; 2801 selection.op = SELECTION_DONE;
2671 2802
2672 if (R->selection.clicks == 4) 2803 if (selection.clicks == 4)
2673 return; /* nothing selected, go away */ 2804 return; /* nothing selected, go away */
2674 2805
2806 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2807 return;
2808
2675 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2809 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2676 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2810 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2677 2811
2678 new_selection_text = (unsigned char *)str; 2812 int ofs = 0;
2813 int extra = 0;
2679 2814
2680 col = R->selection.beg.col; 2815 int col = selection.beg.col;
2681 MAX_IT(col, 0); 2816 int row = selection.beg.row;
2682 row = R->selection.beg.row + R->TermWin.saveLines;
2683 end_row = R->selection.end.row + R->TermWin.saveLines;
2684 2817
2818 int end_col;
2819
2685 for (; row <= end_row; row++, col = 0) 2820 for (; row <= selection.end.row; row++, col = 0)
2821 {
2822#if !ENABLE_MINIMAL
2823 if (selection.rect)
2686 { 2824 {
2687 t = &(R->screen.text[row][col]); 2825 col = selection.beg.col;
2688
2689 end_col = R->screen.tlen[row];
2690
2691 if (end_col == -1)
2692 end_col = R->TermWin.ncol; 2826 end_col = selection.end.col;
2827 }
2828 else
2829#endif
2830 end_col = ROW(row).l;
2693 2831
2832 col = max (col, 0);
2833
2694 if (row == end_row) 2834 if (row == selection.end.row)
2695 MIN_IT (end_col, R->selection.end.col); 2835 min_it (end_col, selection.end.col);
2696 2836
2837 t = ROW(row).t + col;
2838
2697 for (; col < end_col; col++) 2839 for (; col < end_col; col++)
2840 {
2698 if (*t == NOCHAR) 2841 if (*t == NOCHAR)
2699 t++; 2842 t++;
2843#if ENABLE_COMBINING
2844 else if (IS_COMPOSE (*t))
2845 {
2846 int len = rxvt_composite.expand (*t, 0);
2847
2848 extra -= (len - 1);
2849
2850 if (extra < 0)
2851 {
2852 extra += size;
2853 size += size;
2854 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2855 }
2856
2857 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2858 }
2859#endif
2700 else 2860 else
2701 { 2861 new_selection_text[ofs++] = *t++;
2702 int len = wctomb (str, *t++);
2703 if (len > 0)
2704 str += len;
2705 }
2706
2707 if (R->screen.tlen[row] != -1 && row != end_row)
2708 *str++ = '\n';
2709 } 2862 }
2710 2863
2711#ifndef NO_OLD_SELECTION 2864#if !ENABLE_MINIMAL
2712 if (R->selection_style == OLD_SELECT) 2865 if (selection.rect)
2713 if (end_col == R->TermWin.ncol)
2714 *str++ = '\n';
2715#endif
2716#ifndef NO_NEW_SELECTION
2717 if (R->selection_style != OLD_SELECT)
2718 if (end_col != R->selection.end.col)
2719 *str++ = '\n';
2720#endif
2721 *str = '\0';
2722
2723 i = str - (char *)new_selection_text;
2724 if (i == 0)
2725 { 2866 {
2867 while (ofs
2868 && new_selection_text[ofs - 1] != C0_LF
2869 && unicode::is_space (new_selection_text[ofs - 1]))
2870 --ofs;
2871
2872 new_selection_text[ofs++] = C0_LF;
2873 }
2874 else
2875#endif
2876 if (!ROW(row).is_longer ()
2877 && (row != selection.end.row || end_col != selection.end.col)
2878 && (row != selection.beg.row || selection.beg.col < ncol))
2879 new_selection_text[ofs++] = C0_LF;
2880 }
2881
2882 new_selection_text[ofs] = 0;
2883
2884 if (ofs == 0)
2885 {
2726 free (new_selection_text); 2886 free (new_selection_text);
2727 return; 2887 return;
2728 } 2888 }
2729 2889
2730 // due to MB_MAX_CUR, selection wastage is usually high
2731 if (str - (char *)new_selection_text > 1024)
2732 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2733
2734 R->selection.len = i;
2735 if (R->selection.text)
2736 free (R->selection.text); 2890 free (selection.text);
2737 2891
2738 R->selection.text = new_selection_text; 2892 // we usually allocate much more than necessary, so realloc it smaller again
2893 selection.len = ofs;
2894 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2739 2895
2740 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2896 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2741 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2897 return;
2742 rxvt_print_error("can't get primary selection"); 2898
2743 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2899 selection_grab (tm);
2744 PropModeReplace, R->selection.text, (int)R->selection.len); 2900}
2901
2902bool
2903rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2904{
2905 Atom sel;
2906
2907 if (!clipboard)
2908 {
2745 R->selection_time = tm; 2909 selection_time = tm;
2746 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2910 sel = XA_PRIMARY;
2911 }
2912 else
2913 {
2914 clipboard_time = tm;
2915 sel = xa[XA_CLIPBOARD];
2916 }
2917
2918 XSetSelectionOwner (dpy, sel, vt, tm);
2919 if (XGetSelectionOwner (dpy, sel) == vt)
2920 {
2921 display->set_selection_owner (this, clipboard);
2922 return true;
2923 }
2924 else
2925 {
2926 selection_clear (clipboard);
2927 return false;
2928 }
2929
2930#if 0
2931 XTextProperty ct;
2932
2933 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2934 {
2935 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2936 XFree (ct.value);
2937 }
2938#endif
2747} 2939}
2748 2940
2749/* ------------------------------------------------------------------------- */ 2941/* ------------------------------------------------------------------------- */
2750/* 2942/*
2751 * Mark or select text based upon number of clicks: 1, 2, or 3 2943 * Mark or select text based upon number of clicks: 1, 2, or 3
2752 * EXT: button 1 press 2944 * EXT: button 1 press
2753 */ 2945 */
2754/* EXTPROTO */ 2946void ecb_cold
2755void
2756rxvt_selection_click(pR_ int clicks, int x, int y) 2947rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2757{ 2948{
2758 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2759
2760 clicks = ((clicks - 1) % 3) + 1; 2949 clicks = ((clicks - 1) % 3) + 1;
2761 R->selection.clicks = clicks; /* save clicks so extend will work */ 2950 selection.clicks = clicks; /* save clicks so extend will work */
2762 2951
2952 if (clicks == 2 && !selection.rect
2953 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2954 {
2955 MEvent.clicks = 1; // what a mess
2956 selection.screen = current_screen;
2957 selection.op = SELECTION_CONT;
2958 return;
2959 }
2960
2763 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2961 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2962
2764 if (clicks == 2 || clicks == 3) 2963 if (clicks == 2 || clicks == 3)
2765 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2964 selection_extend_colrow (selection.mark.col,
2766 R->selection.mark.row 2965 selection.mark.row - view_start,
2767 + R->TermWin.view_start,
2768 0, /* button 3 */ 2966 0, /* button 3 */
2769 1, /* button press */ 2967 1, /* button press */
2770 0); /* click change */ 2968 0); /* click change */
2771} 2969}
2772 2970
2773/* ------------------------------------------------------------------------- */ 2971/* ------------------------------------------------------------------------- */
2774/* 2972/*
2775 * Mark a selection at the specified col/row 2973 * Mark a selection at the specified col/row
2776 */ 2974 */
2777/* INTPROTO */ 2975void ecb_cold
2778void
2779rxvt_selection_start_colrow(pR_ int col, int row) 2976rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2780{ 2977{
2781 R->want_refresh = 1; 2978 want_refresh = 1;
2979
2980 selection.mark.row = row + view_start;
2782 R->selection.mark.col = col; 2981 selection.mark.col = col;
2783 R->selection.mark.row = row - R->TermWin.view_start; 2982
2784 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2983 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2785 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2984 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2985
2986 while (selection.mark.col > 0
2987 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2786 MAX_IT(R->selection.mark.col, 0); 2988 --selection.mark.col;
2787 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2788 2989
2789 if (R->selection.op) { /* clear the old selection */ 2990 if (selection.op)
2991 {
2992 /* clear the old selection */
2790 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 2993 selection.beg.row = selection.end.row = selection.mark.row;
2791 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 2994 selection.beg.col = selection.end.col = selection.mark.col;
2792 } 2995 }
2996
2793 R->selection.op = SELECTION_INIT; 2997 selection.op = SELECTION_INIT;
2794 R->selection.screen = R->current_screen; 2998 selection.screen = current_screen;
2795} 2999}
2796 3000
2797/* ------------------------------------------------------------------------- */ 3001/* ------------------------------------------------------------------------- */
2798/* 3002/*
2799 * Word select: select text for 2 clicks 3003 * Word select: select text for 2 clicks
2800 * We now only find out the boundary in one direction 3004 * We now only find out the boundary in one direction
2801 */ 3005 */
2802 3006
2803/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3007/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2804#define DELIMIT_TEXT(x) \ 3008#define DELIMIT_TEXT(x) \
2805 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3009 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2806#ifdef MULTICHAR_SET
2807# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2808#else
2809# define DELIMIT_REND(x) 1 3010#define DELIMIT_REND(x) 1
2810#endif
2811 3011
2812/* INTPROTO */ 3012void ecb_cold
2813void
2814rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3013rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2815{ 3014{
2816 int col, row, dirnadd, tcol, trow, w1, w2; 3015 int col, row, dirnadd, tcol, trow, w1, w2;
2817 row_col_t bound; 3016 row_col_t bound;
2818 text_t *stp; 3017 text_t *stp;
2819 rend_t *srp; 3018 rend_t *srp;
2820 3019
2821 if (dirn == UP) { 3020 if (dirn == UP)
2822 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3021 {
3022 bound.row = top_row - 1;
2823 bound.col = 0; 3023 bound.col = 0;
2824 dirnadd = -1; 3024 dirnadd = -1;
2825 } else { 3025 }
2826 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3026 else
3027 {
3028 bound.row = nrow;
2827 bound.col = R->TermWin.ncol - 1; 3029 bound.col = ncol - 1;
2828 dirnadd = 1; 3030 dirnadd = 1;
2829 } 3031 }
2830 row = mark->row + R->TermWin.saveLines; 3032
3033 row = mark->row;
2831 col = mark->col; 3034 col = max (mark->col, 0);
2832 MAX_IT(col, 0); 3035
2833/* find the edge of a word */ 3036 /* find the edge of a word */
2834 stp = &(R->screen.text[row][col]); 3037 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2835 w1 = DELIMIT_TEXT(*stp); 3038 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2836 3039
2837 if (R->selection_style != NEW_SELECT) { 3040 for (;;)
2838 if (w1 == 1) { 3041 {
3042 for (; col != bound.col; col += dirnadd)
3043 {
2839 stp += dirnadd; 3044 stp += dirnadd;
2840 if (DELIMIT_TEXT(*stp) == 1)
2841 goto Old_Word_Selection_You_Die;
2842 col += dirnadd;
2843 }
2844 w1 = 0;
2845 }
2846 srp = (&R->screen.rend[row][col]);
2847 w2 = DELIMIT_REND(*srp);
2848
2849 for (;;) {
2850 for (; col != bound.col; col += dirnadd) {
2851 stp += dirnadd; 3045 srp += dirnadd;
3046
3047 if (*stp == NOCHAR)
3048 continue;
3049
2852 if (DELIMIT_TEXT(*stp) != w1) 3050 if (DELIMIT_TEXT (*stp) != w1)
3051 break;
3052 if (DELIMIT_REND (*srp) != w2)
3053 break;
3054 }
3055
3056 if ((col == bound.col) && (row != bound.row))
3057 {
3058 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3059 {
3060 trow = row + dirnadd;
3061 tcol = dirn == UP ? ncol - 1 : 0;
3062
3063 if (!ROW(trow).t)
2853 break; 3064 break;
2854 srp += dirnadd; 3065
2855 if (DELIMIT_REND(*srp) != w2) 3066 stp = ROW(trow).t + tcol;
3067 srp = ROW(trow).r + tcol;
3068
3069 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2856 break; 3070 break;
2857 } 3071
2858 if ((col == bound.col) && (row != bound.row)) {
2859 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2860 trow = row + dirnadd;
2861 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2862 if (R->screen.text[trow] == NULL)
2863 break;
2864 stp = &(R->screen.text[trow][tcol]);
2865 srp = &(R->screen.rend[trow][tcol]);
2866 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2867 break;
2868 row = trow; 3072 row = trow;
2869 col = tcol; 3073 col = tcol;
2870 continue; 3074 continue;
2871 } 3075 }
2872 } 3076 }
2873 break; 3077 break;
2874 } 3078 }
2875 Old_Word_Selection_You_Die:
2876 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));
2877 3079
2878 if (dirn == DN) 3080 if (dirn == DN)
2879 col++; /* put us on one past the end */ 3081 col++; /* put us on one past the end */
2880 3082
2881/* Poke the values back in */ 3083 /* Poke the values back in */
2882 ret->row = row - R->TermWin.saveLines; 3084 ret->row = row;
2883 ret->col = col; 3085 ret->col = col;
2884} 3086}
2885 3087
2886/* ------------------------------------------------------------------------- */ 3088/* ------------------------------------------------------------------------- */
2887/* 3089/*
2888 * Extend the selection to the specified x/y pixel location 3090 * Extend the selection to the specified x/y pixel location
2889 * EXT: button 3 press; button 1 or 3 drag 3091 * EXT: button 3 press; button 1 or 3 drag
2890 * flag == 0 ==> button 1 3092 * flag == 0 ==> button 1
2891 * flag == 1 ==> button 3 press 3093 * flag == 1 ==> button 3 press
2892 * flag == 2 ==> button 3 motion 3094 * flag == 2 ==> button 3 motion
2893 */ 3095 */
2894/* EXTPROTO */ 3096void ecb_cold
2895void
2896rxvt_selection_extend(pR_ int x, int y, int flag) 3097rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2897{ 3098{
2898 int col, row; 3099 int col = clamp (Pixel2Col (x), 0, ncol);
3100 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2899 3101
2900 col = Pixel2Col(x); 3102 /*
2901 row = Pixel2Row(y);
2902 MAX_IT(row, 0);
2903 MIN_IT(row, (int)R->TermWin.nrow - 1);
2904 MAX_IT(col, 0);
2905 MIN_IT(col, (int)R->TermWin.ncol);
2906#ifndef NO_NEW_SELECTION
2907/*
2908 * If we're selecting characters (single click) then we must check first 3103 * If we're selecting characters (single click) then we must check first
2909 * if we are at the same place as the original mark. If we are then 3104 * if we are at the same place as the original mark. If we are then
2910 * select nothing. Otherwise, if we're to the right of the mark, you have to 3105 * select nothing. Otherwise, if we're to the right of the mark, you have to
2911 * be _past_ a character for it to be selected. 3106 * be _past_ a character for it to be selected.
2912 */ 3107 */
2913 if (R->selection_style != OLD_SELECT) {
2914 if (((R->selection.clicks % 3) == 1) && !flag 3108 if (((selection.clicks % 3) == 1) && !flag
2915 && (col == R->selection.mark.col 3109 && (col == selection.mark.col
2916 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3110 && (row == selection.mark.row - view_start)))
3111 {
2917 /* select nothing */ 3112 /* select nothing */
2918 R->selection.beg.row = R->selection.end.row = 0; 3113 selection.beg.row = selection.end.row = 0;
2919 R->selection.beg.col = R->selection.end.col = 0; 3114 selection.beg.col = selection.end.col = 0;
2920 R->selection.clicks = 4; 3115 selection.clicks = 4;
2921 R->want_refresh = 1; 3116 want_refresh = 1;
2922 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2923 return; 3117 return;
2924 }
2925 } 3118 }
2926#endif 3119
2927 if (R->selection.clicks == 4) 3120 if (selection.clicks == 4)
2928 R->selection.clicks = 1; 3121 selection.clicks = 1;
3122
2929 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3123 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2930 flag == 1 ? 1 : 0, /* ? button press */ 3124 flag == 1 ? 1 : 0, /* ? button press */
2931 0); /* no click change */ 3125 0); /* no click change */
2932} 3126}
2933 3127
2934/* ------------------------------------------------------------------------- */ 3128/* ------------------------------------------------------------------------- */
2935/* 3129/*
2936 * Extend the selection to the specified col/row 3130 * Extend the selection to the specified col/row
2937 */ 3131 */
2938/* INTPROTO */ 3132void ecb_cold
2939void
2940rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3133rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2941{ 3134{
2942 int16_t ncol = R->TermWin.ncol;
2943 int end_col;
2944 row_col_t pos; 3135 row_col_t pos;
2945 enum { 3136 enum {
2946 LEFT, RIGHT 3137 LEFT, RIGHT
2947 } closeto = RIGHT; 3138 } closeto = RIGHT;
2948 3139
2949 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));
2950 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));
2951
2952 R->want_refresh = 1;
2953 switch (R->selection.op) { 3140 switch (selection.op)
3141 {
2954 case SELECTION_INIT: 3142 case SELECTION_INIT:
2955 CLEAR_SELECTION(R); 3143 CLEAR_SELECTION ();
2956 R->selection.op = SELECTION_BEGIN; 3144 selection.op = SELECTION_BEGIN;
2957 /* FALLTHROUGH */ 3145 /* FALLTHROUGH */
2958 case SELECTION_BEGIN: 3146 case SELECTION_BEGIN:
2959 if (row != R->selection.mark.row || col != R->selection.mark.col 3147 if (row != selection.mark.row || col != selection.mark.col
2960 || (!button3 && buttonpress)) 3148 || (!button3 && buttonpress))
2961 R->selection.op = SELECTION_CONT; 3149 selection.op = SELECTION_CONT;
2962 break; 3150 break;
2963 case SELECTION_DONE: 3151 case SELECTION_DONE:
2964 R->selection.op = SELECTION_CONT; 3152 selection.op = SELECTION_CONT;
2965 /* FALLTHROUGH */ 3153 /* FALLTHROUGH */
2966 case SELECTION_CONT: 3154 case SELECTION_CONT:
2967 break; 3155 break;
2968 case SELECTION_CLEAR: 3156 case SELECTION_CLEAR:
2969 rxvt_selection_start_colrow(aR_ col, row); 3157 selection_start_colrow (col, row);
2970 /* FALLTHROUGH */ 3158 /* FALLTHROUGH */
2971 default: 3159 default:
2972 return; 3160 return;
2973 } 3161 }
3162
2974 if (R->selection.beg.col == R->selection.end.col 3163 if (selection.beg.col == selection.end.col
2975 && R->selection.beg.col != R->selection.mark.col 3164 && selection.beg.col != selection.mark.col
2976 && R->selection.beg.row == R->selection.end.row 3165 && selection.beg.row == selection.end.row
2977 && R->selection.beg.row != R->selection.mark.row) { 3166 && selection.beg.row != selection.mark.row)
3167 {
2978 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3168 selection.beg.col = selection.end.col = selection.mark.col;
2979 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3169 selection.beg.row = selection.end.row = selection.mark.row;
2980 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));
2981 } 3170 }
2982 3171
2983 pos.col = col; 3172 pos.col = col;
2984 pos.row = row; 3173 pos.row = view_start + row;
2985 3174
2986 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3175 /*
2987 3176 * This is mainly xterm style selection with a couple of differences, mainly
2988#ifndef NO_OLD_SELECTION 3177 * in the way button3 drag extension works.
2989/* 3178 * We're either doing: button1 drag; button3 press; or button3 drag
2990 * This mimics some of the selection behaviour of version 2.20 and before. 3179 * a) button1 drag : select around a midpoint/word/line - that point/word/line
2991 * There are no ``selection modes'', button3 is always character extension. 3180 * is always at the left/right edge of the selection.
2992 * Note: button3 drag is always available, c.f. v2.20 3181 * b) button3 press: extend/contract character/word/line at whichever edge of
2993 * Selection always terminates (left or right as appropriate) at the mark. 3182 * the selection we are closest to.
3183 * c) button3 drag : extend/contract character/word/line - we select around
3184 * a point/word/line which is either the start or end of the selection
3185 * and it was decided by whichever point/word/line was `fixed' at the
3186 * time of the most recent button3 press
2994 */ 3187 */
2995 if (R->selection_style == OLD_SELECT) { 3188 if (button3 && buttonpress)
2996 if (R->selection.clicks == 1 || button3) { 3189 {
2997 if (R->hate_those_clicks) { 3190 /* button3 press */
2998 R->hate_those_clicks = 0; 3191 /*
2999 if (R->selection.clicks == 1) { 3192 * first determine which edge of the selection we are closest to
3000 R->selection.beg.row = R->selection.mark.row; 3193 */
3001 R->selection.beg.col = R->selection.mark.col; 3194 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3002 } else { 3195 || (!ROWCOL_IS_AFTER (pos, selection.end)
3196 && (((pos.col - selection.beg.col)
3197 + ((pos.row - selection.beg.row) * ncol))
3198 < ((selection.end.col - pos.col)
3199 + ((selection.end.row - pos.row) * ncol)))))
3200 closeto = LEFT;
3201
3202 if (closeto == LEFT)
3203 {
3204 selection.beg.row = pos.row;
3205 selection.beg.col = pos.col;
3206 selection.mark.row = selection.end.row;
3207 selection.mark.col = selection.end.col - (selection.clicks == 2);
3208 }
3209 else
3210 {
3211 selection.end.row = pos.row;
3212 selection.end.col = pos.col;
3003 R->selection.mark.row = R->selection.beg.row; 3213 selection.mark.row = selection.beg.row;
3004 R->selection.mark.col = R->selection.beg.col; 3214 selection.mark.col = selection.beg.col;
3215 }
3216 }
3217 else
3218 {
3219 /* button1 drag or button3 drag */
3220 if (ROWCOL_IS_AFTER (selection.mark, pos))
3221 {
3222 if (selection.mark.row == selection.end.row
3223 && selection.mark.col == selection.end.col
3224 && clickchange
3225 && selection.clicks == 2)
3226 selection.mark.col--;
3227
3228 selection.beg.row = pos.row;
3229 selection.beg.col = pos.col;
3230 selection.end.row = selection.mark.row;
3231 selection.end.col = selection.mark.col + (selection.clicks == 2);
3232 }
3233 else
3234 {
3235 selection.beg.row = selection.mark.row;
3236 selection.beg.col = selection.mark.col;
3237 selection.end.row = pos.row;
3238 selection.end.col = pos.col;
3239 }
3240 }
3241
3242 if (selection.clicks == 1)
3243 {
3244 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3245 && !ROW(selection.beg.row).is_longer ()
3246#if !ENABLE_MINIMAL
3247 && !selection.rect
3248#endif
3249 )
3250 selection.beg.col = ncol;
3251
3252 if (
3253 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3254 && !ROW(selection.end.row).is_longer ()
3255#if !ENABLE_MINIMAL
3256 && !selection.rect
3257#endif
3258 )
3259 selection.end.col = ncol;
3260 }
3261 else if (selection.clicks == 2)
3262 {
3263 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3264 selection.end.col--;
3265
3266 selection_delimit_word (UP, &selection.beg, &selection.beg);
3267 selection_delimit_word (DN, &selection.end, &selection.end);
3268 }
3269 else if (selection.clicks == 3)
3270 {
3271#if ENABLE_FRILLS
3272 if (option (Opt_tripleclickwords))
3273 {
3274 selection_delimit_word (UP, &selection.beg, &selection.beg);
3275
3276 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3277 {
3278 if (!ROW(end_row).is_longer ())
3279 {
3280 selection.end.row = end_row;
3281 selection.end.col = ROW(end_row).l;
3282# if !ENABLE_MINIMAL
3283 selection_remove_trailing_spaces ();
3284# endif
3285 break;
3005 } 3286 }
3006 } 3287 }
3007 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3008 R->selection.end.row = R->selection.mark.row;
3009 R->selection.end.col = R->selection.mark.col + 1;
3010 R->selection.beg.row = pos.row;
3011 R->selection.beg.col = pos.col;
3012 } else {
3013 R->selection.beg.row = R->selection.mark.row;
3014 R->selection.beg.col = R->selection.mark.col;
3015 R->selection.end.row = pos.row;
3016 R->selection.end.col = pos.col + 1;
3017 } 3288 }
3018 } else if (R->selection.clicks == 2) { 3289 else
3019 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3290#endif
3020 &(R->selection.beg)); 3291 {
3021 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3292 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3022 &(R->selection.end)); 3293 selection.mark.col++;
3023 R->hate_those_clicks = 1; 3294
3024 } else if (R->selection.clicks == 3) {
3025 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3026 R->selection.beg.col = 0; 3295 selection.beg.col = 0;
3027 R->selection.end.col = ncol; 3296 selection.end.col = ncol;
3028 R->hate_those_clicks = 1; 3297
3029 } 3298 // select a complete logical line
3030 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)); 3299 while (selection.beg.row > -saveLines
3031 return; 3300 && ROW(selection.beg.row - 1).is_longer ())
3032 } 3301 selection.beg.row--;
3033#endif /* ! NO_OLD_SELECTION */ 3302
3034#ifndef NO_NEW_SELECTION 3303 while (selection.end.row < nrow
3035/* selection_style must not be OLD_SELECT to get here */ 3304 && ROW(selection.end.row).is_longer ())
3036/* 3305 selection.end.row++;
3037 * This is mainly xterm style selection with a couple of differences, mainly
3038 * in the way button3 drag extension works.
3039 * We're either doing: button1 drag; button3 press; or button3 drag
3040 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3041 * is always at the left/right edge of the R->selection.
3042 * b) button3 press: extend/contract character/word/line at whichever edge of
3043 * the selection we are closest to.
3044 * c) button3 drag : extend/contract character/word/line - we select around
3045 * a point/word/line which is either the start or end of the selection
3046 * and it was decided by whichever point/word/line was `fixed' at the
3047 * time of the most recent button3 press
3048 */
3049 if (button3 && buttonpress) { /* button3 press */
3050 /* 3306 }
3051 * first determine which edge of the selection we are closest to 3307 }
3052 */ 3308
3053 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3309 if (button3 && buttonpress)
3054 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3310 {
3055 && (((pos.col - R->selection.beg.col) 3311 /* mark may need to be changed */
3056 + ((pos.row - R->selection.beg.row) * ncol))
3057 < ((R->selection.end.col - pos.col)
3058 + ((R->selection.end.row - pos.row) * ncol)))))
3059 closeto = LEFT;
3060 if (closeto == LEFT) { 3312 if (closeto == LEFT)
3061 R->selection.beg.row = pos.row; 3313 {
3062 R->selection.beg.col = pos.col;
3063 R->selection.mark.row = R->selection.end.row; 3314 selection.mark.row = selection.end.row;
3064 R->selection.mark.col = R->selection.end.col 3315 selection.mark.col = selection.end.col - (selection.clicks == 2);
3065 - (R->selection.clicks == 2); 3316 }
3066 } else { 3317 else
3067 R->selection.end.row = pos.row; 3318 {
3068 R->selection.end.col = pos.col;
3069 R->selection.mark.row = R->selection.beg.row; 3319 selection.mark.row = selection.beg.row;
3070 R->selection.mark.col = R->selection.beg.col; 3320 selection.mark.col = selection.beg.col;
3071 }
3072 } else { /* button1 drag or button3 drag */
3073 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3074 if ((R->selection.mark.row == R->selection.end.row)
3075 && (R->selection.mark.col == R->selection.end.col)
3076 && clickchange && R->selection.clicks == 2)
3077 R->selection.mark.col--;
3078 R->selection.beg.row = pos.row;
3079 R->selection.beg.col = pos.col;
3080 R->selection.end.row = R->selection.mark.row;
3081 R->selection.end.col = R->selection.mark.col
3082 + (R->selection.clicks == 2);
3083 } else {
3084 R->selection.beg.row = R->selection.mark.row;
3085 R->selection.beg.col = R->selection.mark.col;
3086 R->selection.end.row = pos.row;
3087 R->selection.end.col = pos.col;
3088 }
3089 }
3090
3091 if (R->selection.clicks == 1) {
3092 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3093 if (end_col != -1 && R->selection.beg.col > end_col) {
3094#if 1
3095 R->selection.beg.col = ncol;
3096#else
3097 if (R->selection.beg.row != R->selection.end.row)
3098 R->selection.beg.col = ncol;
3099 else
3100 R->selection.beg.col = R->selection.mark.col;
3101#endif
3102 }
3103 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3104 if (end_col != -1 && R->selection.end.col > end_col)
3105 R->selection.end.col = ncol;
3106
3107 } else if (R->selection.clicks == 2) {
3108 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3109 R->selection.end.col--;
3110 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3111 &(R->selection.beg));
3112 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3113 &(R->selection.end));
3114 } else if (R->selection.clicks == 3) {
3115#ifndef NO_FRILLS
3116 if ((R->Options & Opt_tripleclickwords)) {
3117 int end_row;
3118
3119 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3120 &(R->selection.beg));
3121 end_row = R->screen.tlen[R->selection.mark.row
3122 + R->TermWin.saveLines];
3123 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3124 end_row++) {
3125 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3126 if (end_col != -1) {
3127 R->selection.end.row = end_row;
3128 R->selection.end.col = end_col;
3129 rxvt_selection_remove_trailing_spaces(aR);
3130 break;
3131 }
3132 }
3133 } else
3134#endif
3135 { 3321 }
3136 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3137 R->selection.mark.col++;
3138 R->selection.beg.col = 0;
3139 R->selection.end.col = ncol;
3140 }
3141 } 3322 }
3142 if (button3 && buttonpress) { /* mark may need to be changed */
3143 if (closeto == LEFT) {
3144 R->selection.mark.row = R->selection.end.row;
3145 R->selection.mark.col = R->selection.end.col
3146 - (R->selection.clicks == 2);
3147 } else {
3148 R->selection.mark.row = R->selection.beg.row;
3149 R->selection.mark.col = R->selection.beg.col;
3150 }
3151 }
3152 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));
3153#endif /* ! NO_NEW_SELECTION */
3154}
3155 3323
3156#ifndef NO_FRILLS 3324#if !ENABLE_MINIMAL
3157/* INTPROTO */ 3325 if (selection.rect && selection.beg.col > selection.end.col)
3158void 3326 ::swap (selection.beg.col, selection.end.col);
3327#endif
3328
3329 selection_changed ();
3330}
3331
3332#if !ENABLE_MINIMAL
3333void ecb_cold
3159rxvt_selection_remove_trailing_spaces(pR) 3334rxvt_term::selection_remove_trailing_spaces () NOTHROW
3160{ 3335{
3161 int32_t end_col, end_row; 3336 int32_t end_col, end_row;
3162 text_t *stp; 3337 text_t *stp;
3163 3338
3164 end_col = R->selection.end.col; 3339 end_col = selection.end.col;
3165 end_row = R->selection.end.row; 3340 end_row = selection.end.row;
3341
3166 for ( ; end_row >= R->selection.beg.row; ) { 3342 for (; end_row >= selection.beg.row; )
3167 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3343 {
3344 stp = ROW(end_row).t;
3345
3168 while (--end_col >= 0) { 3346 while (--end_col >= 0)
3169 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3170 break;
3171 } 3347 {
3172 if (end_col >= 0 3348 if (stp[end_col] != NOCHAR
3173 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3349 && !unicode::is_space (stp[end_col]))
3174 R->selection.end.col = end_col + 1;
3175 R->selection.end.row = end_row;
3176 break; 3350 break;
3177 } 3351 }
3352
3353 if (end_col >= 0
3354 || !ROW(end_row - 1).is_longer ())
3355 {
3356 selection.end.col = end_col + 1;
3357 selection.end.row = end_row;
3358 break;
3359 }
3360
3178 end_row--; 3361 end_row--;
3179 end_col = R->TermWin.ncol; 3362 end_col = ncol;
3180 } 3363 }
3364
3181 if (R->selection.mark.row > R->selection.end.row) { 3365 if (selection.mark.row > selection.end.row)
3366 {
3182 R->selection.mark.row = R->selection.end.row; 3367 selection.mark.row = selection.end.row;
3183 R->selection.mark.col = R->selection.end.col; 3368 selection.mark.col = selection.end.col;
3369 }
3184 } else if (R->selection.mark.row == R->selection.end.row 3370 else if (selection.mark.row == selection.end.row
3185 && R->selection.mark.col > R->selection.end.col) 3371 && selection.mark.col > selection.end.col)
3186 R->selection.mark.col = R->selection.end.col; 3372 selection.mark.col = selection.end.col;
3187} 3373}
3188#endif 3374#endif
3189 3375
3190/* ------------------------------------------------------------------------- */ 3376/* ------------------------------------------------------------------------- */
3191/* 3377/*
3192 * Double click on button 3 when already selected 3378 * Double click on button 3 when already selected
3193 * EXT: button 3 double click 3379 * EXT: button 3 double click
3194 */ 3380 */
3195/* EXTPROTO */ 3381void ecb_cold
3196void
3197rxvt_selection_rotate(pR_ int x, int y) 3382rxvt_term::selection_rotate (int x, int y) NOTHROW
3198{ 3383{
3199 R->selection.clicks = R->selection.clicks % 3 + 1; 3384 selection.clicks = selection.clicks % 3 + 1;
3200 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3385 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3201} 3386}
3202
3203/* ------------------------------------------------------------------------- */
3204/*
3205 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3206 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3207 * the X11 protocol.
3208 */
3209typedef CARD32 Atom32;
3210 3387
3211/* ------------------------------------------------------------------------- */ 3388/* ------------------------------------------------------------------------- */
3212/* 3389/*
3213 * Respond to a request for our current selection 3390 * Respond to a request for our current selection
3214 * EXT: SelectionRequest 3391 * EXT: SelectionRequest
3215 */ 3392 */
3216/* EXTPROTO */ 3393void ecb_cold
3217void
3218rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3394rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3219{ 3395{
3396 Atom property = rq.property == None ? rq.target : rq.property;
3220 XSelectionEvent ev; 3397 XSelectionEvent ev;
3221#ifdef USE_XIM 3398
3399 ev.type = SelectionNotify;
3400 ev.property = None;
3401 ev.display = rq.display;
3402 ev.requestor = rq.requestor;
3403 ev.selection = rq.selection;
3404 ev.target = rq.target;
3405 ev.time = rq.time;
3406
3407 if (rq.target == xa[XA_TARGETS])
3408 {
3222 Atom32 target_list[4]; 3409 Atom target_list[6];
3410 Atom *target = target_list;
3411
3412 *target++ = xa[XA_TARGETS];
3413 *target++ = xa[XA_TIMESTAMP];
3414 *target++ = XA_STRING;
3415 *target++ = xa[XA_TEXT];
3416 *target++ = xa[XA_COMPOUND_TEXT];
3417#if X_HAVE_UTF8_STRING
3418 *target++ = xa[XA_UTF8_STRING];
3419#endif
3420
3421 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3422 32, PropModeReplace,
3423 (unsigned char *)target_list, target - target_list);
3424 ev.property = property;
3425 }
3426#if TODO // TODO
3427 else if (rq.target == xa[XA_MULTIPLE])
3428 {
3429 /* TODO: Handle MULTIPLE */
3430 }
3431#endif
3432 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3433 {
3434 XChangeProperty (dpy, rq.requestor, property, rq.target,
3435 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3436 ev.property = property;
3437 }
3438 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3439 {
3440 XChangeProperty (dpy, rq.requestor, property, rq.target,
3441 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3442 ev.property = property;
3443 }
3444 else if (rq.target == XA_STRING
3445 || rq.target == xa[XA_TEXT]
3446 || rq.target == xa[XA_COMPOUND_TEXT]
3447 || rq.target == xa[XA_UTF8_STRING]
3448 )
3449 {
3450 XTextProperty ct;
3451 Atom target = rq.target;
3452 short freect = 0;
3453 int selectlen;
3454 wchar_t *cl;
3455 enum {
3456 enc_string = XStringStyle,
3457 enc_text = XStdICCTextStyle,
3458 enc_compound_text = XCompoundTextStyle,
3459#ifdef X_HAVE_UTF8_STRING
3460 enc_utf8 = XUTF8StringStyle,
3223#else 3461#else
3224 Atom32 target_list[3]; 3462 enc_utf8 = -1,
3225#endif 3463#endif
3226 Atom target; 3464 } style;
3227 XTextProperty ct;
3228 XICCEncodingStyle style;
3229 char *cl[2], dummy[1];
3230 3465
3231 ev.type = SelectionNotify;
3232 ev.property = None;
3233 ev.display = rq->display;
3234 ev.requestor = rq->requestor;
3235 ev.selection = rq->selection;
3236 ev.target = rq->target;
3237 ev.time = rq->time;
3238
3239 if (rq->target == R->xa[XA_TARGETS]) {
3240 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3241 target_list[1] = (Atom32) XA_STRING;
3242 target_list[2] = (Atom32) R->xa[XA_TEXT];
3243#ifdef USE_XIM
3244 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3245#endif
3246 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3247 (8 * sizeof(target_list[0])), PropModeReplace,
3248 (unsigned char *)target_list,
3249 (sizeof(target_list) / sizeof(target_list[0])));
3250 ev.property = rq->property;
3251 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3252 /* TODO: Handle MULTIPLE */
3253 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3254 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3255 (8 * sizeof(Time)), PropModeReplace,
3256 (unsigned char *)&R->selection_time, 1);
3257 ev.property = rq->property;
3258 } else if (rq->target == XA_STRING
3259 || rq->target == R->xa[XA_COMPOUND_TEXT]
3260 || rq->target == R->xa[XA_TEXT]) {
3261#ifdef USE_XIM
3262 short freect = 0;
3263#endif
3264 int selectlen;
3265
3266#ifdef USE_XIM
3267 if (rq->target != XA_STRING) { 3466 if (target == XA_STRING)
3467 // we actually don't do XA_STRING, but who cares, as i18n clients
3468 // will ask for another format anyways.
3469 style = enc_string;
3470 else if (target == xa[XA_TEXT])
3471 style = enc_text;
3472 else if (target == xa[XA_COMPOUND_TEXT])
3473 style = enc_compound_text;
3474#if !ENABLE_MINIMAL
3475 else if (target == xa[XA_UTF8_STRING])
3476 style = enc_utf8;
3477#endif
3478 else
3479 {
3268 target = R->xa[XA_COMPOUND_TEXT]; 3480 target = xa[XA_COMPOUND_TEXT];
3269 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3481 style = enc_compound_text;
3270 ? XCompoundTextStyle : XStdICCTextStyle;
3271 } else
3272#endif
3273 { 3482 }
3274 target = XA_STRING; 3483
3275 style = XStringStyle; 3484 if (rq.selection == XA_PRIMARY && selection.text)
3276 } 3485 {
3277 if (R->selection.text) {
3278 cl[0] = (char *)R->selection.text; 3486 cl = selection.text;
3279 selectlen = R->selection.len; 3487 selectlen = selection.len;
3488 }
3489 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3490 {
3491 cl = selection.clip_text;
3492 selectlen = selection.clip_len;
3493 }
3280 } else { 3494 else
3281 cl[0] = dummy; 3495 {
3282 *dummy = '\0'; 3496 cl = L"";
3283 selectlen = 0; 3497 selectlen = 0;
3498 }
3499
3500#if !ENABLE_MINIMAL
3501 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3502 // so recode it manually
3503 if (style == enc_utf8)
3284 } 3504 {
3285#ifdef USE_XIM
3286 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3287 == Success) /* if we failed to convert then send it raw */
3288 freect = 1; 3505 freect = 1;
3506 ct.encoding = target;
3507 ct.format = 8;
3508 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3509 ct.nitems = strlen ((char *)ct.value);
3510 }
3289 else 3511 else
3290#endif 3512#endif
3513 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3514 freect = 1;
3515 else
3291 { 3516 {
3517 /* if we failed to convert then send it raw */
3292 ct.value = (unsigned char *)cl[0]; 3518 ct.value = (unsigned char *)cl;
3293 ct.nitems = selectlen; 3519 ct.nitems = selectlen;
3520 ct.encoding = target;
3294 } 3521 }
3522
3295 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3523 XChangeProperty (dpy, rq.requestor, property,
3296 target, 8, PropModeReplace, 3524 ct.encoding, 8, PropModeReplace,
3297 ct.value, (int)ct.nitems); 3525 ct.value, (int)ct.nitems);
3298 ev.property = rq->property; 3526 ev.property = property;
3299#ifdef USE_XIM 3527
3300 if (freect) 3528 if (freect)
3301 XFree(ct.value); 3529 XFree (ct.value);
3302#endif
3303 } 3530 }
3531
3304 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3532 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3305} 3533}
3306 3534
3307/* ------------------------------------------------------------------------- * 3535/* ------------------------------------------------------------------------- */
3308 * MOUSE ROUTINES *
3309 * ------------------------------------------------------------------------- */
3310
3311/*
3312 * return col/row values corresponding to x/y pixel values
3313 */
3314/* EXTPROTO */
3315void
3316rxvt_pixel_position(pR_ int *x, int *y)
3317{
3318 *x = Pixel2Col(*x);
3319/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3320 *y = Pixel2Row(*y);
3321/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3322}
3323/* ------------------------------------------------------------------------- */
3324#ifdef USE_XIM 3536#if USE_XIM
3325/* EXTPROTO */ 3537void ecb_cold
3326void 3538rxvt_term::im_set_position (XPoint &pos) NOTHROW
3327rxvt_setPosition(pR_ XPoint *pos)
3328{ 3539{
3329 XWindowAttributes xwa; 3540 XWindowAttributes xwa;
3330 3541
3331 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa); 3542 XGetWindowAttributes (dpy, vt, &xwa);
3332 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x; 3543
3333 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y 3544 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3334 - R->TermWin.lineSpace; 3545 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3335} 3546}
3336#endif 3547#endif
3337/* ------------------------------------------------------------------------- */ 3548
3338 3549#if ENABLE_OVERLAY
3550void
3551rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3552{
3553 if (nrow < 1 || ncol < 1)
3554 return;
3555
3556 want_refresh = 1;
3557
3558 scr_overlay_off ();
3559
3560 if (x < 0) x = ncol - w;
3561 if (y < 0) y = nrow - h;
3562
3563 // make space for border
3564 w += 2; min_it (w, ncol);
3565 h += 2; min_it (h, nrow);
3566
3567 x -= 1; clamp_it (x, 0, ncol - w);
3568 y -= 1; clamp_it (y, 0, nrow - h);
3569
3570 ov.x = x; ov.y = y;
3571 ov.w = w; ov.h = h;
3572
3573 ov.text = new text_t *[h];
3574 ov.rend = new rend_t *[h];
3575
3576 for (y = 0; y < h; y++)
3577 {
3578 text_t *tp = ov.text[y] = new text_t[w];
3579 rend_t *rp = ov.rend[y] = new rend_t[w];
3580
3581 text_t t0, t1, t2;
3582 rend_t r = OVERLAY_RSTYLE;
3583
3584 if (y == 0)
3585 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3586 else if (y < h - 1)
3587 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3588 else
3589 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3590
3591 *tp++ = t0;
3592 *rp++ = r;
3593
3594 for (x = w - 2; x > 0; --x)
3595 {
3596 *tp++ = t1;
3597 *rp++ = r;
3598 }
3599
3600 *tp = t2;
3601 *rp = r;
3602 }
3603}
3604
3605void
3606rxvt_term::scr_overlay_off () NOTHROW
3607{
3608 if (!ov.text)
3609 return;
3610
3611 want_refresh = 1;
3612
3613 for (int y = 0; y < ov.h; y++)
3614 {
3615 delete [] ov.text[y];
3616 delete [] ov.rend[y];
3617 }
3618
3619 delete [] ov.text; ov.text = 0;
3620 delete [] ov.rend; ov.rend = 0;
3621}
3622
3623void
3624rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3625{
3626 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3627 return;
3628
3629 x++, y++;
3630
3631 ov.text[y][x] = text;
3632 ov.rend[y][x] = rend;
3633}
3634
3635void
3636rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3637{
3638 while (*s)
3639 scr_overlay_set (x++, y, *s++);
3640}
3641
3642void
3643rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3644{
3645 while (*s)
3646 {
3647 text_t t = *s++;
3648 int width = WCWIDTH (t);
3649
3650 while (width--)
3651 {
3652 scr_overlay_set (x++, y, t);
3653 t = NOCHAR;
3654 }
3655 }
3656}
3657
3658void
3659rxvt_term::scr_swap_overlay () NOTHROW
3660{
3661 if (!ov.text)
3662 return;
3663
3664 // hide cursor if it is within the overlay area
3665 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3666 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3667 screen.flags &= ~Screen_VisibleCursor;
3668
3669 // swap screen mem with overlay
3670 for (int y = ov.h; y--; )
3671 {
3672 text_t *t1 = ov.text[y];
3673 rend_t *r1 = ov.rend[y];
3674
3675 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3676 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3677
3678 for (int x = ov.w; x--; )
3679 {
3680 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3681 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3682 }
3683 }
3684}
3685
3686#endif
3339/* ------------------------------------------------------------------------- * 3687/* ------------------------------------------------------------------------- */
3340 * DEBUG ROUTINES *
3341 * ------------------------------------------------------------------------- */
3342#if 0
3343/* INTPROTO */
3344void
3345rxvt_debug_colors(void)
3346{
3347 int color;
3348 const char *name[] = {
3349 "fg", "bg",
3350 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3351 };
3352 3688
3353 fprintf(stderr, "Color ( ");
3354 if (R->rstyle & RS_RVid)
3355 fprintf(stderr, "rvid ");
3356 if (R->rstyle & RS_Bold)
3357 fprintf(stderr, "bold ");
3358 if (R->rstyle & RS_Blink)
3359 fprintf(stderr, "blink ");
3360 if (R->rstyle & RS_Uline)
3361 fprintf(stderr, "uline ");
3362 fprintf(stderr, "): ");
3363
3364 color = GET_FGCOLOR(R->rstyle);
3365#ifndef NO_BRIGHTCOLOR
3366 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3367 color -= (minBrightCOLOR - minCOLOR);
3368 fprintf(stderr, "bright ");
3369 }
3370#endif
3371 fprintf(stderr, "%s on ", name[color]);
3372
3373 color = GET_BGCOLOR(R->rstyle);
3374#ifndef NO_BRIGHTCOLOR
3375 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3376 color -= (minBrightCOLOR - minCOLOR);
3377 fprintf(stderr, "bright ");
3378 }
3379#endif
3380 fprintf(stderr, "%s\n", name[color]);
3381}
3382#endif

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