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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.3 by pcg, Tue Nov 25 11:52:42 2003 UTC vs.
Revision 1.400 by sf-exg, Tue Nov 15 02:24:25 2011 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.3 2003/11/25 11:52:42 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
33#include "salloc.C" // HACK, should be a separate compile!
34
35static inline void
36inline void fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
37{ 37{
38 while (len--) 38 while (len--)
39 *start++ = value; 39 *start++ = value;
40} 40}
41 41
42#define RESET_CHSTAT(H) \
43 if ((H)->chstat == WBYTE) \
44 (H)->chstat = SBYTE, (H)->lost_multi = 1
45
46/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
47#define PROP_SIZE 16384 43#define TABSIZE 8 /* default tab size */
48#define TABSIZE 8 /* default tab size */
49 44
50/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
51 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
52 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
53#define ZERO_SCROLLBACK(R) \ 48#define ZERO_SCROLLBACK() \
54 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 49 if (option (Opt_scrollTtyOutput)) \
55 (R)->TermWin.view_start = 0 50 view_start = 0
56#define CLEAR_SELECTION(R) \ 51#define CLEAR_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 52 selection.beg.row = selection.beg.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 53 = selection.end.row = selection.end.col = 0
59#define CLEAR_ALL_SELECTION(R) \ 54#define CLEAR_ALL_SELECTION() \
60 (R)->selection.beg.row = (R)->selection.beg.col \ 55 selection.beg.row = selection.beg.col \
61 = (R)->selection.mark.row = (R)->selection.mark.col \ 56 = selection.mark.row = selection.mark.col \
62 = (R)->selection.end.row = (R)->selection.end.col = 0 57 = selection.end.row = selection.end.col = 0
63 58
64#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 59#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
65 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 60 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
66#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 61#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
67 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 62 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
68#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 63#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) > (D))) 64 (((A) == (C)) && ((B) > (D)))
70#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
71 (((A) == (C)) && ((B) >= (D))) 66 (((A) == (C)) && ((B) >= (D)))
72#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) < (D))) 68 (((A) == (C)) && ((B) < (D)))
74#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
75 (((A) == (C)) && ((B) <= (D))) 70 (((A) == (C)) && ((B) <= (D)))
76 71
77/* these must be row_col_t */ 72/* these must be row_col_t */
78#define ROWCOL_IS_AFTER(X, Y) \ 73#define ROWCOL_IS_AFTER(X, Y) \
79 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 74 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IS_BEFORE(X, Y) \ 75#define ROWCOL_IS_BEFORE(X, Y) \
81 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_AFTER(X, Y) \ 77#define ROWCOL_IN_ROW_AFTER(X, Y) \
83 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 79#define ROWCOL_IN_ROW_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
88#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
89 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 84 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
90 85
91/* 86/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 87 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
94 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
95 */ 88 */
96#define drawBuffer (R->TermWin.vt) 89#define CLEAR_CHARS(x, y, num) \
97 90 if (mapped) \
98#define CLEAR_ROWS(row, num) \ 91 XClearArea (dpy, vt, x, y, \
99 if (R->TermWin.mapped) \ 92 (unsigned int)Width2Pixel (num), \
100 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
101 Row2Pixel(row), (unsigned int)R->TermWin.width, \
102 (unsigned int)Height2Pixel(num), False)
103
104#define CLEAR_CHARS(x, y, num) \
105 if (R->TermWin.mapped) \
106 XClearArea(R->Xdisplay, drawBuffer, x, y, \
107 (unsigned int)Width2Pixel(num), \
108 (unsigned int)Height2Pixel(1), False) 93 (unsigned int)Height2Pixel (1), False)
109
110#define ERASE_ROWS(row, num) \
111 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \
112 R->TermWin.int_bwidth, Row2Pixel(row), \
113 (unsigned int)R->TermWin.width, \
114 (unsigned int)Height2Pixel(num))
115 94
116/* ------------------------------------------------------------------------- * 95/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 96 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 97 * ------------------------------------------------------------------------- */
98
119/* Fill part/all of a line with blanks. */ 99/* Fill part/all of a line with blanks. */
120/* INTPROTO */
121void 100void
122rxvt_blank_line(pR_ text_t *et, rend_t *er, unsigned int width, rend_t efs) 101rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
123{ 102{
124 efs &= ~RS_baseattrMask; 103 if (!l.t)
104 {
105 lalloc (l);
106 col = 0;
107 width = ncol;
108 }
109
110 l.touch ();
111
112 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
125 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 113 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
126 114
115 text_t *et = l.t + col;
116 rend_t *er = l.r + col;
117
127 while (width--) 118 while (width--)
128 { 119 {
129 *et++ = ' '; 120 *et++ = ' ';
130 *er++ = efs; 121 *er++ = efs;
131 } 122 }
132} 123}
133 124
134/* ------------------------------------------------------------------------- */ 125/* ------------------------------------------------------------------------- */
135/* Fill a full line with blanks - make sure it is allocated first */ 126/* Fill a full line with blanks - make sure it is allocated first */
136/* INTPROTO */
137void 127void
138rxvt_blank_screen_mem(pR_ text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 128rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
139{ 129{
140 int width = R->TermWin.ncol; 130 scr_blank_line (l, 0, ncol, efs);
141 rend_t *er;
142 131
143#ifdef DEBUG_STRICT 132 l.l = 0;
144 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 133 l.f = 0;
145#endif 134}
146 if (tp[row] == NULL) { 135
147 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width); 136// nuke a single wide character at the given column
148 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width); 137void
149 } 138rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
150 rxvt_blank_line (aR_ tp[row], rp[row], width, efs); 139{
140 // find begin
141 while (col > 0 && l.t[col] == NOCHAR)
142 col--;
143
144 rend_t rend = l.r[col] & ~RS_baseattrMask;
145 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
146
147 l.touch ();
148
149 // found start, nuke
150 do {
151 l.t[col] = ' ';
152 l.r[col] = rend;
153 col++;
154 } while (col < ncol && l.t[col] == NOCHAR);
151} 155}
152 156
153/* ------------------------------------------------------------------------- * 157/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 158 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
156/* EXTPROTO */ 160
157void 161void
158rxvt_scr_reset(pR) 162rxvt_term::scr_reset ()
159{ 163{
160 unsigned int ncol, nrow, prev_ncol, prev_nrow, 164#if ENABLE_OVERLAY
161 total_rows, prev_total_rows; 165 scr_overlay_off ();
162 unsigned int p, q; 166#endif
163 int k;
164 rend_t setrstyle;
165 167
166 D_SCREEN((stderr, "rxvt_scr_reset()")); 168 view_start = 0;
167
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R);
170 R->num_scr = 0; 169 num_scr = 0;
171 170
172 prev_ncol = R->prev_ncol; 171 if (ncol == 0)
173 prev_nrow = R->prev_nrow; 172 ncol = 80;
174 if (R->TermWin.ncol == 0) 173
175 R->TermWin.ncol = 80; 174 if (nrow == 0)
176 if (R->TermWin.nrow == 0) 175 nrow = 24;
177 R->TermWin.nrow = 24; 176
178 ncol = R->TermWin.ncol;
179 nrow = R->TermWin.nrow;
180 if (ncol == prev_ncol && nrow == prev_nrow) 177 if (ncol == prev_ncol && nrow == prev_nrow)
181 return; 178 return;
182 179
180 // we need at least two lines for wrapping to work correctly
181 while (nrow + saveLines < 2)
182 {
183 //TODO//FIXME
184 saveLines++;
185 prev_nrow--;
186 top_row--;
187 }
188
183 R->want_refresh = 1; 189 want_refresh = 1;
184 190
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 191 int prev_total_rows = prev_nrow + saveLines;
192 total_rows = nrow + saveLines;
187 193
188 R->screen.tscroll = 0; 194 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 195 screen.bscroll = nrow - 1;
190 196
191 if (prev_nrow == 0) { 197 if (!row_buf)
192/* 198 {
199 /*
193 * A: first time called so just malloc everything : don't rely on realloc 200 * first time called so just malloc everything: don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL 201 */
195 */ 202 top_row = 0;
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 203 term_start = 0;
197 R->buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 R->drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 R->swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 204
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
203 207
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 208 row_buf = (line_t *)rxvt_calloc (total_rows , sizeof (line_t));
205 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208 211
209 for (p = 0; p < nrow; p++) { 212 for (int row = nrow; row--; )
210 q = p + R->TermWin.saveLines; 213 {
211 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, 214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
212 q, DEFAULT_RSTYLE); 215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
213 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend, 216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
214 p, DEFAULT_RSTYLE); 217 }
215 R->screen.tlen[q] = R->swap.tlen[p] = 0; 218
216 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend, 219 memset (charsets, 'B', sizeof (charsets));
217 p, DEFAULT_RSTYLE);
218 }
219 MEMSET(R->charsets, 'B', sizeof(R->charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->rstyle = DEFAULT_RSTYLE; 220 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 221 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 222 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 223 screen.charset = 0;
225 R->current_screen = PRIMARY; 224 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 225 scr_cursor (SAVE);
226
227#if NSCREENS 227#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 228 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 229 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 230 swap.charset = 0;
231 R->current_screen = SECONDARY; 231 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 232 scr_cursor (SAVE);
233 R->current_screen = PRIMARY; 233 current_screen = PRIMARY;
234#endif 234#endif
235
235 R->selection.text = NULL; 236 selection.text = NULL;
236 R->selection.len = 0; 237 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 240 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 241 selection.clip_text = NULL;
241 R->rvideo = 0; 242 selection.clip_len = 0;
242
243 } else {
244/*
245 * B1: add or delete rows as appropriate
246 */
247 setrstyle = DEFAULT_RSTYLE;
248
249 if (nrow < prev_nrow) {
250 /* delete rows */
251 k = min(R->TermWin.nscrolled, prev_nrow - nrow);
252 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1);
253 for (p = nrow; p < prev_nrow; p++) {
254 q = p + R->TermWin.saveLines;
255 if (R->screen.text[q]) {
256#ifdef DEBUG_STRICT
257 assert(R->screen.rend[q]);
258#endif
259 free(R->screen.text[q]);
260 free(R->screen.rend[q]);
261 }
262 if (R->swap.text[p]) {
263#ifdef DEBUG_STRICT
264 assert(R->swap.rend[p]);
265#endif
266 free(R->swap.text[p]);
267 free(R->swap.rend[p]);
268 }
269#ifdef DEBUG_STRICT
270 assert(R->drawn_text[p] && R->drawn_rend[p]);
271#endif
272 free(R->drawn_text[p]);
273 free(R->drawn_rend[p]);
274 } 243 }
275 /* we have fewer rows so fix up cursor position */ 244 else
276 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1); 245 {
277 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1); 246 /*
247 * add or delete rows as appropriate
248 */
278 249
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 250 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
251 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
280 252
281 } else if (nrow > prev_nrow) { 253#if 0
282 /* add rows */ 254 if (nrow < prev_nrow)
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 255 {
256 for (int row = nrow; row < prev_nrow; row++)
257 {
258 lfree (swap_buf [row]);
259 lfree (drawn_buf[row]);
260 }
261 }
262#endif
284 263
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
286 for (p = prev_total_rows; p < total_rows; p++) { 265 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
287 R->screen.tlen[p] = 0; 266
288 R->screen.text[p] = NULL; 267 for (int row = min (nrow, prev_nrow); row--; )
289 R->screen.rend[p] = NULL; 268 {
269 lresize (drawn_buf[row]);
270 lresize (swap_buf [row]);
271 }
272
273 for (int row = prev_nrow; row < nrow; row++)
274 {
275 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
276 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
277 }
278
279 line_t *old_buf = row_buf;
280 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
281
282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
283 int pend = MOD (term_start + top_row , prev_total_rows);
284 int q = total_rows; // rewrapped row
285
286 if (top_row)
287 {
288 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
289 // to come up with a lean and mean algorithm.
290 // TODO: maybe optimise when width didn't change
291
292 row_col_t ocur = screen.cur;
293 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
294
295 do
296 {
297 p = MOD (p - 1, prev_total_rows);
298 assert (old_buf [MOD (p, prev_total_rows)].t);
299 int plines = 1;
300 int llen = old_buf [MOD (p, prev_total_rows)].l;
301
302 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
303 {
304 p = MOD (p - 1, prev_total_rows);
305
306 plines++;
307 llen += prev_ncol;
308 }
309
310 int qlines = max (0, (llen - 1) / ncol) + 1;
311
312 // drop partial lines completely
313 if (q < qlines)
314 break;
315
316 q -= qlines;
317
318 int lofs = 0;
319 line_t *qline;
320
321 // re-assemble the full line by destination lines
322 for (int qrow = q; qlines--; qrow++)
323 {
324 qline = row_buf + qrow;
325 lalloc (*qline);
326 qline->l = ncol;
327 qline->is_longer (1);
328
329 int qcol = 0;
330
331 // see below for cursor adjustment rationale
332 if (p == ocur.row)
333 screen.cur.row = q - (total_rows - nrow);
334
335 // fill a single destination line
336 while (lofs < llen && qcol < ncol)
337 {
338 int prow = lofs / prev_ncol;
339 int pcol = lofs % prev_ncol;
340
341 prow = MOD (p + prow, prev_total_rows);
342
343 // we only adjust the cursor _row_ and put it into
344 // the topmost line of "long line" it was in, as
345 // this seems to upset applications/shells/readline
346 // least.
347 if (prow == ocur.row)
348 screen.cur.row = q - (total_rows - nrow);
349
350 line_t &pline = old_buf [prow];
351
352 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
353
354 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
355 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
356
357 lofs += len;
358 qcol += len;
359 }
360 }
361
362 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
363 qline->is_longer (0);
364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
365 }
366 while (p != pend && q > 0);
367
368 term_start = total_rows - nrow;
369 top_row = q - term_start;
370
371 // make sure all terminal lines exist
372 while (top_row > 0)
373 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
374 }
375 else
376 {
377 // if no scrollback exists (yet), wing, instead of wrap
378
379 for (int row = min (nrow, prev_nrow); row--; )
380 {
381 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
382 line_t &qline = row_buf [row];
383
384 qline = pline;
385 lresize (qline);
386 }
387
388 for (int row = prev_nrow; row < nrow; row++)
389 {
390 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
391 }
392
393 term_start = 0;
394 }
395
396 free (old_buf);
397 delete old_ta;
398 delete old_ra;
399
400 clamp_it (screen.cur.row, 0, nrow - 1);
401 clamp_it (screen.cur.col, 0, ncol - 1);
290 } 402 }
291 for (p = prev_total_rows; p < total_rows - k; p++) 403
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
293 p, setrstyle);
294 for (p = prev_nrow; p < nrow; p++) {
295 R->swap.tlen[p] = 0;
296 R->swap.text[p] = NULL;
297 R->swap.rend[p] = NULL;
298 R->drawn_text[p] = NULL;
299 R->drawn_rend[p] = NULL;
300 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
301 p, setrstyle);
302 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
303 p, setrstyle);
304 }
305 if (k > 0) {
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1);
307 R->screen.cur.row += k;
308 R->screen.s_cur.row += k;
309 R->TermWin.nscrolled -= k;
310 }
311#ifdef DEBUG_STRICT
312 assert(R->screen.cur.row < R->TermWin.nrow);
313 assert(R->swap.cur.row < R->TermWin.nrow);
314#else /* drive with your eyes closed */
315 MIN_IT(R->screen.cur.row, nrow - 1);
316 MIN_IT(R->swap.cur.row, nrow - 1);
317#endif
318 }
319/* B2: resize columns */
320 if (ncol != prev_ncol) {
321 for (p = 0; p < total_rows; p++) {
322 if (R->screen.text[p]) {
323 R->screen.text[p] = (text_t *)rxvt_realloc(R->screen.text[p], ncol * sizeof(text_t));
324 R->screen.rend[p] = (rend_t *)rxvt_realloc(R->screen.rend[p], ncol * sizeof(rend_t));
325 MIN_IT(R->screen.tlen[p], (int16_t)ncol);
326 if (ncol > prev_ncol)
327 rxvt_blank_line(aR_
328 &(R->screen.text[p][prev_ncol]),
329 &(R->screen.rend[p][prev_ncol]),
330 ncol - prev_ncol,
331 setrstyle);
332 }
333 }
334 for (p = 0; p < nrow; p++) {
335 R->drawn_text[p] = (text_t *)rxvt_realloc(R->drawn_text[p], ncol * sizeof(text_t));
336 R->drawn_rend[p] = (rend_t *)rxvt_realloc(R->drawn_rend[p], ncol * sizeof(rend_t));
337 if (R->swap.text[p]) {
338 R->swap.text[p] = (text_t *)rxvt_realloc(R->swap.text[p], ncol * sizeof(text_t));
339 R->swap.rend[p] = (rend_t *)rxvt_realloc(R->swap.rend[p], ncol * sizeof(rend_t));
340 MIN_IT(R->swap.tlen[p], (int16_t)ncol);
341 if (ncol > prev_ncol)
342 rxvt_blank_line(aR_
343 &(R->swap.text[p][prev_ncol]),
344 &(R->swap.rend[p][prev_ncol]),
345 ncol - prev_ncol, setrstyle);
346 }
347 if (ncol > prev_ncol)
348 rxvt_blank_line(aR_
349 &(R->drawn_text[p][prev_ncol]),
350 &(R->drawn_rend[p][prev_ncol]),
351 ncol - prev_ncol, setrstyle);
352 }
353 MIN_IT(R->screen.cur.col, (int16_t)ncol - 1);
354 MIN_IT(R->swap.cur.col, (int16_t)ncol - 1);
355 }
356 if (R->tabs)
357 free(R->tabs); 404 free (tabs);
358 }
359
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 405 tabs = (char *)rxvt_malloc (ncol);
361 406
362 for (p = 0; p < ncol; p++) 407 for (int col = ncol; col--; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 408 tabs [col] = col % TABSIZE == 0;
364 409
410 CLEAR_ALL_SELECTION ();
411
365 R->prev_nrow = nrow; 412 prev_nrow = nrow;
366 R->prev_ncol = ncol; 413 prev_ncol = ncol;
367 414
368 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->cmd_pid); 415 tt_winch ();
369}
370 416
371/* INTPROTO */ 417 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
372void
373rxvt_scr_reset_realloc(pR)
374{
375 uint16_t total_rows, nrow;
376
377 nrow = R->TermWin.nrow;
378 total_rows = nrow + R->TermWin.saveLines;
379/* *INDENT-OFF* */
380 R->screen.text = (text_t **)rxvt_realloc(R->screen.text, total_rows * sizeof(text_t *));
381 R->buf_text = (text_t **)rxvt_realloc(R->buf_text , total_rows * sizeof(text_t *));
382 R->drawn_text = (text_t **)rxvt_realloc(R->drawn_text , nrow * sizeof(text_t *));
383 R->swap.text = (text_t **)rxvt_realloc(R->swap.text , nrow * sizeof(text_t *));
384
385 R->screen.tlen = (int16_t *)rxvt_realloc(R->screen.tlen, total_rows * sizeof(int16_t));
386 R->swap.tlen = (int16_t *)rxvt_realloc(R->swap.tlen , total_rows * sizeof(int16_t));
387
388 R->screen.rend = (rend_t **)rxvt_realloc(R->screen.rend, total_rows * sizeof(rend_t *));
389 R->buf_rend = (rend_t **)rxvt_realloc(R->buf_rend , total_rows * sizeof(rend_t *));
390 R->drawn_rend = (rend_t **)rxvt_realloc(R->drawn_rend , nrow * sizeof(rend_t *));
391 R->swap.rend = (rend_t **)rxvt_realloc(R->swap.rend , nrow * sizeof(rend_t *));
392/* *INDENT-ON* */
393} 418}
394 419
395/* ------------------------------------------------------------------------- */ 420/* ------------------------------------------------------------------------- */
396/* 421/*
397 * Free everything. That way malloc debugging can find leakage. 422 * Free everything. That way malloc debugging can find leakage.
398 */ 423 */
399/* EXTPROTO */
400void 424void
401rxvt_scr_release(pR) 425rxvt_term::scr_release () NOTHROW
402{ 426{
403 uint16_t total_rows; 427 if (row_buf)
404 int i;
405
406 total_rows = R->TermWin.nrow + R->TermWin.saveLines;
407 for (i = 0; i < total_rows; i++) {
408 if (R->screen.text[i]) { /* then so is R->screen.rend[i] */
409 free(R->screen.text[i]);
410#ifdef DEBUG_STRICT
411 assert(R->screen.rend[i]);
412#endif
413 free(R->screen.rend[i]);
414 }
415 } 428 {
416 for (i = 0; i < R->TermWin.nrow; i++) { 429 delete talloc; talloc = 0;
417 free(R->drawn_text[i]); 430 delete ralloc; ralloc = 0;
418 free(R->drawn_rend[i]); 431
419 free(R->swap.text[i]); 432 free (row_buf);
420 free(R->swap.rend[i]); 433 free (swap_buf);
421 } 434 free (drawn_buf);
422 free(R->screen.text); 435 row_buf = 0; // signal that we freed all the arrays above
423 free(R->screen.tlen); 436
424 free(R->screen.rend);
425 free(R->drawn_text);
426 free(R->drawn_rend);
427 free(R->swap.text);
428 free(R->swap.tlen);
429 free(R->swap.rend);
430 free(R->buf_text);
431 free(R->buf_rend);
432 free(R->tabs); 437 free (tabs);
433 438 tabs = 0;
434/* NULL these so if anything tries to use them, we'll know about it */ 439 }
435 R->screen.text = R->drawn_text = R->swap.text = NULL;
436 R->screen.rend = R->drawn_rend = R->swap.rend = NULL;
437 R->screen.tlen = R->swap.tlen = NULL;
438 R->buf_text = NULL;
439 R->buf_rend = NULL;
440 R->tabs = NULL;
441} 440}
442 441
443/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
444/* 443/*
445 * Hard reset 444 * Hard/Soft reset
446 */ 445 */
447/* EXTPROTO */
448void 446void
449rxvt_scr_poweron(pR) 447rxvt_term::scr_poweron ()
450{ 448{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 449 scr_release ();
454 R->prev_nrow = R->prev_ncol = 0; 450 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 451 rvideo_mode = false;
452 scr_soft_reset ();
453 scr_reset ();
456 454
457 rxvt_scr_clear(aR); 455 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 456 scr_refresh ();
459#ifdef RXVT_GRAPHICS 457}
460 rxvt_Gr_reset(aR); 458
459void
460rxvt_term::scr_soft_reset ()
461{
462 /* only affects modes, nothing drastic such as clearing the screen */
463#if ENABLE_OVERLAY
464 scr_overlay_off ();
461#endif 465#endif
466
467 if (current_screen != PRIMARY)
468 scr_swap_screen ();
469
470 scr_scroll_region (0, MAX_ROWS - 1);
471 scr_rendition (0, ~RS_None);
472 scr_insert_mode (0);
462} 473}
463 474
464/* ------------------------------------------------------------------------- * 475/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 476 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 477 * ------------------------------------------------------------------------- */
467/* 478/*
468 * Save and Restore cursor 479 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 480 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 481 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 482 */
472/* EXTPROTO */
473void 483void
474rxvt_scr_cursor(pR_ int mode) 484rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
475{ 485{
476 screen_t *s; 486 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 487
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 488#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->current_screen == SECONDARY) 489 if (current_screen == SECONDARY)
482 s = &(R->swap); 490 s = &swap;
483 else 491 else
484#endif 492#endif
485 s = &(R->screen); 493 s = &screen;
494
486 switch (mode) { 495 switch (mode)
496 {
487 case SAVE: 497 case SAVE:
488 s->s_cur.row = s->cur.row; 498 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 499 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->rstyle; 500 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 501 s->s_charset = screen.charset;
492 s->s_charset_char = R->charsets[s->charset]; 502 s->s_charset_char = charsets[screen.charset];
493 break; 503 break;
504
494 case RESTORE: 505 case RESTORE:
495 R->want_refresh = 1; 506 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 507 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 508 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 509 screen.flags &= ~Screen_WrapNext;
499 R->rstyle = s->s_rstyle; 510 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 511 screen.charset = s->s_charset;
501 R->charsets[s->charset] = s->s_charset_char; 512 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 513 set_font_style ();
503 break; 514 break;
504 } 515 }
516
505/* boundary check in case screen size changed between SAVE and RESTORE */ 517 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 518 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 519 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 520 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 521 assert (s->cur.col >= 0);
511#else /* drive with your eyes closed */ 522}
512 MAX_IT(s->cur.row, 0); 523
513 MAX_IT(s->cur.col, 0); 524void
514#endif 525rxvt_term::scr_swap_screen ()
526{
527 if (!option (Opt_secondaryScreen))
528 return;
529
530 for (int i = prev_nrow; i--; )
531 ::swap (ROW(i), swap_buf [i]);
532
533 ::swap (screen.cur, swap.cur);
534
535 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
536 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
515} 537}
516 538
517/* ------------------------------------------------------------------------- */ 539/* ------------------------------------------------------------------------- */
518/* 540/*
519 * Swap between primary and secondary screens 541 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 542 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 543 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 544 */
523/* EXTPROTO */ 545void
524int
525rxvt_scr_change_screen(pR_ int scrn) 546rxvt_term::scr_change_screen (int scrn)
526{ 547{
527 int i; 548 if (scrn == current_screen)
549 return;
550
551 want_refresh = 1;
552 view_start = 0;
553
554 selection_check (2); /* check for boundary cross */
555
556 current_screen = scrn;
557
528#if NSCREENS 558#if NSCREENS
529 int offset; 559 if (option (Opt_secondaryScreen))
530#endif 560 {
531
532 R->want_refresh = 1;
533
534 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
535
536 R->TermWin.view_start = 0;
537 RESET_CHSTAT(R);
538
539 if (R->current_screen == scrn)
540 return R->current_screen;
541
542 rxvt_selection_check(aR_ 2); /* check for boundary cross */
543
544 SWAP_IT(R->current_screen, scrn, int);
545#if NSCREENS
546 R->num_scr = 0; 561 num_scr = 0;
547 offset = R->TermWin.saveLines; 562
548 for (i = R->prev_nrow; i--;) { 563 scr_swap_screen ();
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 564
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 565 ::swap (screen.charset, swap.charset);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 566 ::swap (screen.flags, swap.flags);
552 }
553 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
554 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
555# ifdef DEBUG_STRICT
556 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
557 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
558# else /* drive with your eyes closed */
559 MAX_IT(R->screen.cur.row, 0);
560 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
561 MAX_IT(R->screen.cur.col, 0);
562 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
563# endif
564 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
565 SWAP_IT(R->screen.flags, R->swap.flags, int);
566 R->screen.flags |= Screen_VisibleCursor; 567 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 568 swap.flags |= Screen_VisibleCursor;
568
569# ifdef RXVT_GRAPHICS
570
571 if (rxvt_Gr_Displayed(aR)) {
572 rxvt_Gr_scroll(aR_ 0);
573 rxvt_Gr_ChangeScreen(aR);
574 } 569 }
570 else
575# endif 571#endif
576#else 572 if (option (Opt_secondaryScroll))
577# ifdef SCROLL_ON_NO_SECONDARY
578# ifdef RXVT_GRAPHICS
579 if (rxvt_Gr_Displayed(aR))
580 rxvt_Gr_ClearScreen(aR);
581# endif
582 if (R->current_screen == PRIMARY
583# ifdef RXVT_GRAPHICS
584 && !rxvt_Gr_Displayed(aR)
585# endif
586 )
587 rxvt_scroll_text(aR_ 0, (R->prev_nrow - 1), R->prev_nrow, 0); 573 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
588# endif 574}
589#endif 575
576// clear WrapNext indicator, solidifying position on next line
577void
578rxvt_term::scr_do_wrap () NOTHROW
579{
580 if (!(screen.flags & Screen_WrapNext))
590 return scrn; 581 return;
582
583 screen.flags &= ~Screen_WrapNext;
584
585 screen.cur.col = 0;
586
587 if (screen.cur.row == screen.bscroll)
588 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
589 else if (screen.cur.row < nrow - 1)
590 screen.cur.row++;
591} 591}
592 592
593/* ------------------------------------------------------------------------- */ 593/* ------------------------------------------------------------------------- */
594/* 594/*
595 * Change the colour for following text 595 * Change the colour for following text
596 */ 596 */
597/* EXTPROTO */
598void 597void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 598rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 599{
600 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 601 color = fgbg;
602
602 if (fgbg == Color_fg) 603 if (fgbg == Color_fg)
603 R->rstyle = SET_FGCOLOR(R->rstyle, color); 604 rstyle = SET_FGCOLOR (rstyle, color);
604 else 605 else
605 R->rstyle = SET_BGCOLOR(R->rstyle, color); 606 rstyle = SET_BGCOLOR (rstyle, color);
606} 607}
607 608
608/* ------------------------------------------------------------------------- */ 609/* ------------------------------------------------------------------------- */
609/* 610/*
610 * Change the rendition style for following text 611 * Change the rendition style for following text
611 */ 612 */
612/* EXTPROTO */
613void 613void
614rxvt_scr_rendition(pR_ int set, int style) 614rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 615{
616 if (set) 616 if (set)
617 R->rstyle |= style; 617 rstyle |= style;
618 else if (style == ~RS_None) 618 else if (style == ~RS_None)
619 R->rstyle = DEFAULT_RSTYLE; 619 rstyle = DEFAULT_RSTYLE;
620 else 620 else
621 R->rstyle &= ~style; 621 rstyle &= ~style;
622} 622}
623 623
624/* ------------------------------------------------------------------------- */ 624/* ------------------------------------------------------------------------- */
625/* 625/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 626 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 627 * count positive ==> scroll up
628 * count negative ==> scroll down 628 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 629 */
631/* EXTPROTO */
632int 630int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 631rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
634{ 632{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 633 if (count == 0 || (row1 > row2))
639 return 0; 634 return 0;
640 635
641 R->want_refresh = 1; 636 want_refresh = 1;
642 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->current_screen == PRIMARY) ? "Primary" : "Secondary")); 637 num_scr += count;
643 638
644 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 639 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 640 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 641 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 642 {
648 else 643 min_it (count, total_rows - (nrow - (row2 + 1)));
649 R->TermWin.nscrolled = (uint16_t)nscrolled;
650 if ((R->Options & Opt_scrollWithBuffer)
651 && R->TermWin.view_start != 0
652 && R->TermWin.view_start != R->TermWin.saveLines)
653 rxvt_scr_page(aR_ UP, count);
654 } else if (!spec)
655 row1 += R->TermWin.saveLines;
656 row2 += R->TermWin.saveLines;
657 644
645 top_row = max (top_row - count, -saveLines);
646
647 // sever bottommost line
648 {
649 line_t &l = ROW(row2);
650 l.is_longer (0);
651 l.touch ();
652 }
653
654 // scroll everything up 'count' lines
655 term_start = (term_start + count) % total_rows;
656
657 // now copy lines below the scroll region bottom to the
658 // bottom of the screen again, so they look as if they
659 // hadn't moved.
660 for (int i = nrow; --i > row2; )
661 {
662 line_t &l1 = ROW(i - count);
663 line_t &l2 = ROW(i);
664
665 ::swap (l1, l2);
666 l2.touch ();
667 }
668
669 // erase newly scrolled-in lines
670 for (int i = count; i--; )
671 {
672 line_t &l = ROW(row2 - i);
673
674 // optimise if already cleared, can be significant on slow machines
675 // could be rolled into scr_blank_screen_mem
676 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
677 {
678 scr_blank_line (l, 0, l.l, rstyle);
679 l.l = 0;
680 l.f = 0;
681 }
682 else
683 scr_blank_screen_mem (l, rstyle);
684 }
685
686 // move and/or clear selection, if any
658 if (R->selection.op && R->current_screen == R->selection.screen) { 687 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 688 {
660 j = R->selection.end.row + R->TermWin.saveLines; 689 selection.beg.row -= count;
661 if ((i < row1 && j > row1) 690 selection.end.row -= count;
662 || (i < row2 && j > row2) 691 selection.mark.row -= count;
663 || (i - count < row1 && i >= row1) 692
664 || (i - count > row2 && i <= row2) 693 selection_check (0);
665 || (j - count < row1 && j >= row1) 694 }
666 || (j - count > row2 && j <= row2)) { 695
696 // finally move the view window, if desired
697 if (option (Opt_scrollWithBuffer)
698 && view_start != 0
699 && view_start != -saveLines)
700 scr_page (UP, count);
701
702 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
703 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
704 }
705 else
706 {
707 if (selection.op && current_screen == selection.screen)
708 {
709 if ((selection.beg.row < row1 && selection.end.row > row1)
710 || (selection.beg.row < row2 && selection.end.row > row2)
711 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
712 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
713 || (selection.end.row - count < row1 && selection.end.row >= row1)
714 || (selection.end.row - count > row2 && selection.end.row <= row2))
715 {
667 CLEAR_ALL_SELECTION(R); 716 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 717 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 718 }
719 else if (selection.end.row >= row1 && selection.end.row <= row2)
720 {
670 /* move selected region too */ 721 /* move selected region too */
671 R->selection.beg.row -= count; 722 selection.beg.row -= count;
672 R->selection.end.row -= count; 723 selection.end.row -= count;
673 R->selection.mark.row -= count; 724 selection.mark.row -= count;
674 }
675 }
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 725
678 R->num_scr += count; 726 selection_check (0);
679 j = count; 727 }
680 if (count < 0) 728 }
681 count = -count; 729
730 // use a simple and robust scrolling algorithm, this
731 // part of scr_scroll_text is not time-critical.
732
733 // sever line above scroll region
734 if (row1)
735 {
736 line_t &l = ROW(row1 - 1);
737 l.is_longer (0);
738 l.touch ();
739 }
740
682 i = row2 - row1 + 1; 741 int rows = row2 - row1 + 1;
683 MIN_IT(count, i);
684 742
685 if (j > 0) { 743 min_it (count, rows);
686/* A: scroll up */
687 744
688/* A1: Copy lines that will get clobbered by the rotation */ 745 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
689 for (i = 0, j = row1; i < count; i++, j++) {
690 R->buf_text[i] = R->screen.text[j];
691 R->buf_rend[i] = R->screen.rend[j];
692 }
693/* A2: Rotate lines */
694 for (j = row1, i = j + count; i <= row2; i++, j++) {
695 R->screen.tlen[j] = R->screen.tlen[i];
696 R->screen.text[j] = R->screen.text[i];
697 R->screen.rend[j] = R->screen.rend[i];
698 }
699 j = row2 - count + 1, i = count;
700 } else /* if (j < 0) */ {
701/* B: scroll down */
702 746
703/* B1: Copy lines that will get clobbered by the rotation */ 747 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 748 {
705 R->buf_text[i] = R->screen.text[j]; 749 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
706 R->buf_rend[i] = R->screen.rend[j]; 750
707 } 751 if (!IN_RANGE_EXC (row + count, 0, rows))
708/* B2: Rotate lines */ 752 scr_blank_screen_mem (temp_buf [row], rstyle);
709 for (j = row2, i = j - count; i >= row1; i--, j--) { 753 }
710 R->screen.tlen[j] = R->screen.tlen[i]; 754
711 R->screen.text[j] = R->screen.text[i]; 755 for (int row = 0; row < rows; row++)
712 R->screen.rend[j] = R->screen.rend[i]; 756 ROW(row1 + row) = temp_buf [row];
713 } 757
714 j = row1, i = count; 758 // sever bottommost line
715 count = -count; 759 {
760 line_t &l = ROW(row2);
761 l.is_longer (0);
762 l.touch ();
716 } 763 }
717
718/* C: Resurrect lines */
719 for (; i--; j++) {
720 R->screen.tlen[j] = 0;
721 R->screen.text[j] = R->buf_text[i];
722 R->screen.rend[j] = R->buf_rend[i];
723 if (!spec) /* line length may not equal TermWin.ncol */
724 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
725 (unsigned int)j, R->rstyle);
726 } 764 }
727 765
728#ifdef RXVT_GRAPHICS
729 if (rxvt_Gr_Displayed(aR))
730 rxvt_Gr_scroll(aR_ count);
731#endif
732 return count; 766 return count;
733} 767}
734 768
735/* ------------------------------------------------------------------------- */ 769/* ------------------------------------------------------------------------- */
736/* 770/*
737 * Add text given in <str> of length <len> to screen struct 771 * Add text given in <str> of length <len> to screen struct
738 */ 772 */
739/* EXTPROTO */
740void 773void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 774rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 775{
776 if (len <= 0) /* sanity */
777 return;
778
743 unsigned char checksel, clearsel; 779 unsigned char checksel;
744 uint32_t c; 780 unicode_t c;
745 int i, row, last_col; 781 int ncol = this->ncol;
746 text_t *stp; 782 const wchar_t *strend = str + len;
747 rend_t *srp;
748 783
749 if (len <= 0) /* sanity */
750 return;
751
752 R->want_refresh = 1; 784 want_refresh = 1;
753 last_col = R->TermWin.ncol;
754
755 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
756 ZERO_SCROLLBACK(R); 785 ZERO_SCROLLBACK ();
786
757 if (nlines > 0) { 787 if (minlines > 0)
788 {
758 nlines += (R->screen.cur.row - R->screen.bscroll); 789 minlines += screen.cur.row - screen.bscroll;
759 if ((nlines > 0) 790 min_it (minlines, screen.cur.row - top_row);
791
792 if (minlines > 0
760 && (R->screen.tscroll == 0) 793 && screen.tscroll == 0
761 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 794 && screen.bscroll == nrow - 1)
795 {
762 /* _at least_ this many lines need to be scrolled */ 796 /* _at least_ this many lines need to be scrolled */
763 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 797 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
764 0); 798 screen.cur.row -= minlines;
765 R->screen.cur.row -= nlines; 799 }
766 }
767 } 800 }
768#ifdef DEBUG_STRICT 801
769 assert(R->screen.cur.col < last_col); 802 assert (screen.cur.col < ncol);
770 assert((R->screen.cur.row < R->TermWin.nrow) 803 assert (screen.cur.row < nrow
771 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 804 && screen.cur.row >= top_row);
772#else /* drive with your eyes closed */ 805 int row = screen.cur.row;
773 MIN_IT(R->screen.cur.col, last_col - 1);
774 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
775 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
776#endif
777 row = R->screen.cur.row + R->TermWin.saveLines;
778 806
779 checksel = (R->selection.op 807 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
780 && R->current_screen == R->selection.screen) ? 1 : 0;
781 clearsel = 0;
782 808
783 stp = R->screen.text[row]; 809 line_t *line = &ROW(row);
784 srp = R->screen.rend[row];
785 810
786 for (i = 0; i < len;) { 811 while (str < strend)
787 c = str[i++]; 812 {
788 switch (c) { 813 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 case '\t': 814
790 rxvt_scr_tab(aR_ 1); 815 if (ecb_unlikely (c < 0x20))
791 continue; 816 if (c == C0_LF)
792 case '\n': 817 {
793 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 818 max_it (line->l, screen.cur.col);
794 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 819
795 R->screen.flags &= ~Screen_WrapNext; 820 screen.flags &= ~Screen_WrapNext;
821
796 if (R->screen.cur.row == R->screen.bscroll) 822 if (screen.cur.row == screen.bscroll)
797 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 823 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
798 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 824 else if (screen.cur.row < (nrow - 1))
799 row = (++R->screen.cur.row) + R->TermWin.saveLines; 825 row = ++screen.cur.row;
800 stp = R->screen.text[row]; /* _must_ refresh */ 826
801 srp = R->screen.rend[row]; /* _must_ refresh */ 827 line = &ROW(row); /* _must_ refresh */
802 RESET_CHSTAT(R); 828 continue;
803 continue; 829 }
804 case '\r': 830 else if (c == C0_CR)
805 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 831 {
806 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 832 max_it (line->l, screen.cur.col);
833
807 R->screen.flags &= ~Screen_WrapNext; 834 screen.flags &= ~Screen_WrapNext;
808 R->screen.cur.col = 0; 835 screen.cur.col = 0;
809 RESET_CHSTAT(R); 836 continue;
810 continue; 837 }
811 default: 838 else if (c == C0_HT)
812 if (c == 127) 839 {
813 continue; /* yummmm..... */ 840 scr_tab (1, true);
814 break; 841 continue;
815 } 842 }
816 843
844 if (ecb_unlikely (
817 if (checksel /* see if we're writing within selection */ 845 checksel /* see if we're writing within selection */
818 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 846 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
819 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 847 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
848 ))
849 {
820 checksel = 0; 850 checksel = 0;
821 clearsel = 1; 851 /*
822 } 852 * If we wrote anywhere in the selected area, kill the selection
823 if (R->screen.flags & Screen_WrapNext) { 853 * XXX: should we kill the mark too? Possibly, but maybe that
824 R->screen.tlen[row] = -1; 854 * should be a similar check.
825 if (R->screen.cur.row == R->screen.bscroll) 855 */
826 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 856 CLEAR_SELECTION ();
827 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 857 }
828 row = (++R->screen.cur.row) + R->TermWin.saveLines;
829 stp = R->screen.text[row]; /* _must_ refresh */
830 srp = R->screen.rend[row]; /* _must_ refresh */
831 R->screen.cur.col = 0;
832 R->screen.flags &= ~Screen_WrapNext;
833 }
834 if (R->screen.flags & Screen_Insert)
835 rxvt_scr_insdel_chars(aR_ 1, INSERT);
836 858
859 if (ecb_unlikely (screen.flags & Screen_WrapNext))
860 {
861 scr_do_wrap ();
862
863 line->l = ncol;
864 line->is_longer (1);
865
866 row = screen.cur.row;
867 line = &ROW(row); /* _must_ refresh */
868 }
869
870 // some utf-8 decoders "decode" surrogate characters: let's fix this.
871 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
872 c = 0xfffd;
873
874 // rely on wcwidth to tell us the character width, do wcwidth before
875 // further replacements, as wcwidth might return -1 for the line
876 // drawing characters below as they might be invalid in the current
877 // locale.
878 int width = WCWIDTH (c);
879
837 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 880 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
838 switch (c) 881 {
882 // vt100 special graphics and line drawing
883 // 5f-7e standard vt100
884 // 40-5e rxvt extension for extra curses acs chars
885 static uint16_t vt100_0[62] = { // 41 .. 7e
886 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
887 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
888 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
889 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
890 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
891 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
892 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
893 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
894 };
895
896 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
839 { 897 {
840 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 898 c = vt100_0[c - 0x41];
841 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 899 width = 1; // vt100 line drawing characters are always single-width
842 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
843 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
844 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
845 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
846 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
847 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
848 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
849 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
850 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
851 } 900 }
901 }
852 902
853 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 903 if (ecb_unlikely (screen.flags & Screen_Insert))
904 scr_insdel_chars (width, INSERT);
854 905
855 stp[R->screen.cur.col] = c; 906 if (width != 0)
856 srp[R->screen.cur.col] = rend;
857
858 if (c > 255)
859 { 907 {
860 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 908#if !UNICODE_3
861 int width = wcwidth (c); 909 // trim characters we can't store directly :(
910 if (c >= 0x10000)
911# if ENABLE_COMBINING
912 c = rxvt_composite.compose (c); // map to lower 16 bits
913# else
914 c = 0xfffd;
915# endif
916#endif
917
918 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
919
920 // if the character doesn't fit into the remaining columns...
921 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
862 922 {
863 if (width > 1) 923 if (screen.flags & Screen_Autowrap)
864 {
865 while (--width > 0 && R->screen.cur.col < last_col - 1)
866 { 924 {
867 925 // ... artificially enlargen the previous one
868 srp[R->screen.cur.col] |= RS_wide; 926 c = NOCHAR;
869 927 // and try the same character next loop iteration
870 R->screen.cur.col++; 928 --str;
871 stp[R->screen.cur.col] = NOCHAR;
872 srp[R->screen.cur.col] = rend;
873 } 929 }
930 else
931 screen.cur.col = ncol - width;
932 }
933
934 // nuke the character at this position, if required
935 // due to wonderful coincidences everywhere else in this loop
936 // we never have to check for overwriting a wide char itself,
937 // only its tail.
938 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
939 scr_kill_char (*line, screen.cur.col);
940
941 line->touch ();
942
943 do
944 {
945 line->t[screen.cur.col] = c;
946 line->r[screen.cur.col] = rend;
947
948 if (ecb_likely (screen.cur.col < ncol - 1))
949 screen.cur.col++;
950 else
951 {
952 line->l = ncol;
953 if (screen.flags & Screen_Autowrap)
954 screen.flags |= Screen_WrapNext;
955
956 goto end_of_line;
874 } 957 }
958
959 c = NOCHAR;
875 } 960 }
961 while (ecb_unlikely (--width > 0));
876 962
877 if (R->screen.cur.col < last_col - 1) 963 // pad with spaces when overwriting wide character with smaller one
878 R->screen.cur.col++; 964 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
879 else { 965 {
880 R->screen.tlen[row] = last_col; 966 line->t[c] = ' ';
881 if (R->screen.flags & Screen_Autowrap) 967 line->r[c] = rend;
882 R->screen.flags |= Screen_WrapNext; 968 }
883 }
884 }
885 if (R->screen.tlen[row] != -1) /* XXX: think about this */
886 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
887 969
888/* 970end_of_line:
889 * If we wrote anywhere in the selected area, kill the selection 971 ;
890 * XXX: should we kill the mark too? Possibly, but maybe that 972 }
891 * should be a similar check. 973#if ENABLE_COMBINING
892 */ 974 else // width == 0
893 if (clearsel) 975 {
894 CLEAR_SELECTION(R); 976 if (c != 0xfeff) // ignore BOM
977 {
978 // handle combining characters
979 // we just tag the accent on the previous on-screen character.
980 // this is arguably not correct, but also arguably not wrong.
981 // we don't handle double-width characters nicely yet.
982 line_t *linep;
983 text_t *tp;
984 rend_t *rp;
895 985
896#ifdef DEBUG_STRICT 986 if (screen.cur.col > 0)
987 {
988 linep = line;
989 tp = line->t + screen.cur.col - 1;
990 rp = line->r + screen.cur.col - 1;
991 }
992 else if (screen.cur.row > 0
993 && ROW(screen.cur.row - 1).is_longer ())
994 {
995 linep = &ROW(screen.cur.row - 1);
996 tp = line->t + ncol - 1;
997 rp = line->r + ncol - 1;
998 }
999 else
1000 continue;
1001
1002 linep->touch ();
1003
1004 while (*tp == NOCHAR && tp > linep->t)
1005 tp--, rp--;
1006
1007 // first try to find a precomposed character
1008 unicode_t n = rxvt_compose (*tp, c);
1009 if (n == NOCHAR)
1010 n = rxvt_composite.compose (*tp, c);
1011
1012 *tp = n;
1013 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1014 }
1015 }
1016#endif
1017 }
1018
1019 max_it (line->l, screen.cur.col);
1020
897 assert(R->screen.cur.row >= 0); 1021 assert (screen.cur.row >= 0);
898#else /* drive with your eyes closed */
899 MAX_IT(R->screen.cur.row, 0);
900#endif
901} 1022}
902 1023
903/* ------------------------------------------------------------------------- */ 1024/* ------------------------------------------------------------------------- */
904/* 1025/*
905 * Process Backspace. Move back the cursor back a position, wrap if have to 1026 * Process Backspace. Move back the cursor back a position, wrap if have to
906 * XTERM_SEQ: CTRL-H 1027 * XTERM_SEQ: CTRL-H
907 */ 1028 */
908/* EXTPROTO */
909void 1029void
910rxvt_scr_backspace(pR) 1030rxvt_term::scr_backspace () NOTHROW
911{ 1031{
912 RESET_CHSTAT(R);
913 R->want_refresh = 1;
914 if (R->screen.cur.col == 0) { 1032 if (screen.cur.col == 0)
1033 {
915 if (R->screen.cur.row > 0) { 1034 if (screen.cur.row > 0)
1035 {
916#ifdef TERMCAP_HAS_BW 1036#ifdef TERMCAP_HAS_BW
917 R->screen.cur.col = R->TermWin.ncol - 1; 1037 screen.cur.col = ncol - 1;
918 R->screen.cur.row--; 1038 --screen.cur.row;
919 return; 1039
1040 want_refresh = 1;
920#endif 1041#endif
921 } 1042 }
1043 }
922 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1044 else if (screen.flags & Screen_WrapNext)
923 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
924 R->screen.flags &= ~Screen_WrapNext; 1045 screen.flags &= ~Screen_WrapNext;
1046 else
1047 scr_gotorc (0, -1, RELATIVE);
925} 1048}
926 1049
927/* ------------------------------------------------------------------------- */ 1050/* ------------------------------------------------------------------------- */
928/* 1051/*
929 * Process Horizontal Tab 1052 * Process Horizontal Tab
930 * count: +ve = forward; -ve = backwards 1053 * count: +ve = forward; -ve = backwards
931 * XTERM_SEQ: CTRL-I 1054 * XTERM_SEQ: CTRL-I
932 */ 1055 */
933/* EXTPROTO */
934void 1056void
935rxvt_scr_tab(pR_ int count) 1057rxvt_term::scr_tab (int count, bool ht) NOTHROW
936{ 1058{
937 int i, x; 1059 int i, x;
938 1060
939 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
940 R->want_refresh = 1; 1061 want_refresh = 1;
941 RESET_CHSTAT(R);
942 i = x = R->screen.cur.col; 1062 i = x = screen.cur.col;
1063
943 if (count == 0) 1064 if (count == 0)
944 return; 1065 return;
945 else if (count > 0) { 1066 else if (count > 0)
946 for (; ++i < R->TermWin.ncol; ) 1067 {
1068 line_t &l = ROW(screen.cur.row);
1069 rend_t base_rend = l.r[i];
1070 ht &= l.t[i] == ' ';
1071
1072 for (; ++i < ncol; )
947 if (R->tabs[i]) { 1073 if (tabs[i])
948 x = i; 1074 {
949 if (!--count) 1075 x = i;
950 break; 1076
1077 if (!--count)
1078 break;
1079 }
1080 else
1081 ht &= l.t[i] == ' '
1082 && RS_SAME (l.r[i], base_rend);
1083
1084 if (count)
1085 x = ncol - 1;
1086
1087 // store horizontal tab commands as characters inside the text
1088 // buffer so they can be selected and pasted.
1089 if (ht && option (Opt_pastableTabs))
1090 {
1091 base_rend = SET_FONT (base_rend, 0);
1092
1093 l.touch (x);
1094
1095 i = screen.cur.col;
1096
1097 l.t[i] = '\t';
1098 l.r[i] = base_rend;
1099
1100 while (++i < x)
1101 {
1102 l.t[i] = NOCHAR;
1103 l.r[i] = base_rend;
1104 }
1105 }
951 } 1106 }
952 if (count)
953 x = R->TermWin.ncol - 1;
954 } else /* if (count < 0) */ { 1107 else /* if (count < 0) */
1108 {
955 for (; --i >= 0; ) 1109 for (; --i >= 0; )
956 if (R->tabs[i]) { 1110 if (tabs[i])
957 x = i; 1111 {
958 if (!++count) 1112 x = i;
959 break; 1113 if (!++count)
1114 break;
1115 }
1116
1117 if (count)
1118 x = 0;
960 } 1119 }
961 if (count) 1120
962 x = 0;
963 }
964 if (x != R->screen.cur.col) 1121 if (x != screen.cur.col)
965 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1122 scr_gotorc (0, x, R_RELATIVE);
966} 1123}
967 1124
968/* ------------------------------------------------------------------------- */ 1125/* ------------------------------------------------------------------------- */
969/* 1126/*
970 * Process DEC Back Index 1127 * Process DEC Back Index
971 * XTERM_SEQ: ESC 6 1128 * XTERM_SEQ: ESC 6
972 * Move cursor left in row. If we're at the left boundary, shift everything 1129 * Move cursor left in row. If we're at the left boundary, shift everything
973 * in that row right. Clear left column. 1130 * in that row right. Clear left column.
974 */ 1131 */
975#ifndef NO_FRILLS 1132#if !ENABLE_MINIMAL
976/* EXTPROTO */
977void 1133void
978rxvt_scr_backindex(pR) 1134rxvt_term::scr_backindex () NOTHROW
979{ 1135{
980 if (R->screen.cur.col > 0) 1136 if (screen.cur.col > 0)
981 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1137 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
982 else { 1138 else
983 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
984 return; /* um, yeah? */
985 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1139 scr_insdel_chars (1, INSERT);
986 }
987} 1140}
988#endif 1141#endif
989/* ------------------------------------------------------------------------- */ 1142/* ------------------------------------------------------------------------- */
990/* 1143/*
991 * Process DEC Forward Index 1144 * Process DEC Forward Index
992 * XTERM_SEQ: ESC 9 1145 * XTERM_SEQ: ESC 9
993 * Move cursor right in row. If we're at the right boundary, shift everything 1146 * Move cursor right in row. If we're at the right boundary, shift everything
994 * in that row left. Clear right column. 1147 * in that row left. Clear right column.
995 */ 1148 */
996#ifndef NO_FRILLS 1149#if !ENABLE_MINIMAL
997/* EXTPROTO */
998void 1150void
999rxvt_scr_forwardindex(pR) 1151rxvt_term::scr_forwardindex () NOTHROW
1000{ 1152{
1001 int row;
1002
1003 if (R->screen.cur.col < R->TermWin.ncol - 1) 1153 if (screen.cur.col < ncol - 1)
1004 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1154 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1005 else { 1155 else
1006 row = R->screen.cur.row + R->TermWin.saveLines; 1156 {
1007 if (R->screen.tlen[row] == 0) 1157 line_t &l = ROW(screen.cur.row);
1008 return; /* um, yeah? */ 1158
1009 else if (R->screen.tlen[row] == -1) 1159 l.touch ();
1010 R->screen.tlen[row] = R->TermWin.ncol; 1160 l.is_longer (0);
1161
1011 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1162 scr_gotorc (0, 0, R_RELATIVE);
1012 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1163 scr_insdel_chars (1, DELETE);
1013 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1164 scr_gotorc (0, ncol - 1, R_RELATIVE);
1014 } 1165 }
1015} 1166}
1016#endif 1167#endif
1017 1168
1018/* ------------------------------------------------------------------------- */ 1169/* ------------------------------------------------------------------------- */
1019/* 1170/*
1020 * Goto Row/Column 1171 * Goto Row/Column
1021 */ 1172 */
1022/* EXTPROTO */
1023void 1173void
1024rxvt_scr_gotorc(pR_ int row, int col, int relative) 1174rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1025{ 1175{
1026 R->want_refresh = 1; 1176 want_refresh = 1;
1027 ZERO_SCROLLBACK(R); 1177 ZERO_SCROLLBACK ();
1028 RESET_CHSTAT(R);
1029#ifdef RXVT_GRAPHICS
1030 if (rxvt_Gr_Displayed(aR))
1031 rxvt_Gr_scroll(aR_ 0);
1032#endif
1033 1178
1034 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1035
1036 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1179 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1037 : col); 1180 clamp_it (screen.cur.col, 0, ncol - 1);
1038 MAX_IT(R->screen.cur.col, 0);
1039 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1040 1181
1041 R->screen.flags &= ~Screen_WrapNext; 1182 screen.flags &= ~Screen_WrapNext;
1183
1042 if (relative & R_RELATIVE) { 1184 if (relative & R_RELATIVE)
1043 if (row > 0) { 1185 {
1186 if (row > 0)
1187 {
1044 if (R->screen.cur.row <= R->screen.bscroll 1188 if (screen.cur.row <= screen.bscroll
1045 && (R->screen.cur.row + row) > R->screen.bscroll) 1189 && (screen.cur.row + row) > screen.bscroll)
1046 R->screen.cur.row = R->screen.bscroll; 1190 screen.cur.row = screen.bscroll;
1047 else 1191 else
1048 R->screen.cur.row += row; 1192 screen.cur.row += row;
1193 }
1049 } else if (row < 0) { 1194 else if (row < 0)
1195 {
1050 if (R->screen.cur.row >= R->screen.tscroll 1196 if (screen.cur.row >= screen.tscroll
1051 && (R->screen.cur.row + row) < R->screen.tscroll) 1197 && (screen.cur.row + row) < screen.tscroll)
1052 R->screen.cur.row = R->screen.tscroll; 1198 screen.cur.row = screen.tscroll;
1199 else
1200 screen.cur.row += row;
1201 }
1202 }
1203 else
1204 {
1205 if (screen.flags & Screen_Relative)
1206 {
1207 /* relative origin mode */
1208 screen.cur.row = row + screen.tscroll;
1209 min_it (screen.cur.row, screen.bscroll);
1210 }
1053 else 1211 else
1054 R->screen.cur.row += row; 1212 screen.cur.row = row;
1055 }
1056 } else {
1057 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1058 R->screen.cur.row = row + R->screen.tscroll;
1059 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1060 } else
1061 R->screen.cur.row = row;
1062 } 1213 }
1063 MAX_IT(R->screen.cur.row, 0);
1064 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
1065}
1066 1214
1215 clamp_it (screen.cur.row, 0, nrow - 1);
1216}
1217
1067/* ------------------------------------------------------------------------- */ 1218/* ------------------------------------------------------------------------- */
1068/* 1219/*
1069 * direction should be UP or DN 1220 * direction should be UP or DN
1070 */ 1221 */
1071/* EXTPROTO */
1072void 1222void
1073rxvt_scr_index(pR_ enum page_dirn direction) 1223rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1074{ 1224{
1075 int dirn; 1225 int dirn;
1076 1226
1077 R->want_refresh = 1; 1227 want_refresh = 1;
1228 ZERO_SCROLLBACK ();
1229
1078 dirn = ((direction == UP) ? 1 : -1); 1230 dirn = ((direction == UP) ? 1 : -1);
1079 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1080 1231
1081 ZERO_SCROLLBACK(R);
1082 RESET_CHSTAT(R);
1083
1084#ifdef RXVT_GRAPHICS
1085 if (rxvt_Gr_Displayed(aR))
1086 rxvt_Gr_scroll(aR_ 0);
1087#endif
1088
1089 R->screen.flags &= ~Screen_WrapNext; 1232 screen.flags &= ~Screen_WrapNext;
1233
1090 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1234 if ((screen.cur.row == screen.bscroll && direction == UP)
1091 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1235 || (screen.cur.row == screen.tscroll && direction == DN))
1092 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1236 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1093 else 1237 else
1094 R->screen.cur.row += dirn; 1238 screen.cur.row += dirn;
1095 MAX_IT(R->screen.cur.row, 0); 1239
1096 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1240 clamp_it (screen.cur.row, 0, nrow - 1);
1097 rxvt_selection_check(aR_ 0); 1241 selection_check (0);
1098} 1242}
1099 1243
1100/* ------------------------------------------------------------------------- */ 1244/* ------------------------------------------------------------------------- */
1101/* 1245/*
1102 * Erase part or whole of a line 1246 * Erase part or whole of a line
1103 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1247 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1104 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1248 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1105 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1249 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1250 * extension: clear to right unless wrapped: ESC [ 3 K
1106 */ 1251 */
1107/* EXTPROTO */
1108void 1252void
1109rxvt_scr_erase_line(pR_ int mode) 1253rxvt_term::scr_erase_line (int mode) NOTHROW
1110{ 1254{
1111 unsigned int row, col, num; 1255 unsigned int col, num;
1112 1256
1113 R->want_refresh = 1; 1257 want_refresh = 1;
1114 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1115 ZERO_SCROLLBACK(R); 1258 ZERO_SCROLLBACK ();
1116 RESET_CHSTAT(R);
1117 1259
1118#ifdef RXVT_GRAPHICS
1119 if (rxvt_Gr_Displayed(aR))
1120 rxvt_Gr_scroll(aR_ 0);
1121#endif
1122
1123 rxvt_selection_check(aR_ 1); 1260 selection_check (1);
1124 1261
1125 R->screen.flags &= ~Screen_WrapNext; 1262 line_t &line = ROW(screen.cur.row);
1126 1263
1127 row = R->TermWin.saveLines + R->screen.cur.row; 1264 line.touch ();
1265 line.is_longer (0);
1266
1128 switch (mode) { 1267 switch (mode)
1129 case 0: /* erase to end of line */ 1268 {
1269 case 3:
1270 if (screen.flags & Screen_WrapNext)
1271 return;
1272
1273 /* fall through */
1274
1275 case 0: /* erase to end of line */
1130 col = R->screen.cur.col; 1276 col = screen.cur.col;
1131 num = R->TermWin.ncol - col; 1277 num = ncol - col;
1132 MIN_IT(R->screen.tlen[row], (int16_t)col); 1278 min_it (line.l, col);
1279
1133 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1280 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1134 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1281 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1135 CLEAR_SELECTION(R); 1282 CLEAR_SELECTION ();
1136 break; 1283 break;
1284
1137 case 1: /* erase to beginning of line */ 1285 case 1: /* erase to beginning of line */
1138 col = 0; 1286 col = 0;
1139 num = R->screen.cur.col + 1; 1287 num = screen.cur.col + 1;
1288
1140 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1289 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1141 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1290 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1142 CLEAR_SELECTION(R); 1291 CLEAR_SELECTION ();
1143 break; 1292 break;
1144 case 2: /* erase whole line */ 1293
1145 col = 0; 1294 case 2: /* erase whole line */
1146 num = R->TermWin.ncol; 1295 col = 0;
1147 R->screen.tlen[row] = 0; 1296 num = ncol;
1297 line.l = 0;
1148 if (R->selection.beg.row <= R->screen.cur.row 1298 if (selection.beg.row <= screen.cur.row
1149 && R->selection.end.row >= R->screen.cur.row) 1299 && selection.end.row >= screen.cur.row)
1150 CLEAR_SELECTION(R); 1300 CLEAR_SELECTION ();
1151 break; 1301 break;
1152 default: 1302 default:
1153 return; 1303 return;
1154 } 1304 }
1155 if (R->screen.text[row]) 1305
1156 rxvt_blank_line(aR_ 1306 scr_blank_line (line, col, num, rstyle);
1157 &(R->screen.text[row][col]),
1158 &(R->screen.rend[row][col]), num, R->rstyle);
1159 else
1160 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1161 R->rstyle);
1162} 1307}
1163 1308
1164/* ------------------------------------------------------------------------- */ 1309/* ------------------------------------------------------------------------- */
1165/* 1310/*
1166 * Erase part of whole of the screen 1311 * Erase part of whole of the screen
1167 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1312 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1168 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1313 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1169 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1314 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1170 */ 1315 */
1171/* EXTPROTO */
1172void 1316void
1173rxvt_scr_erase_screen(pR_ int mode) 1317rxvt_term::scr_erase_screen (int mode) NOTHROW
1174{ 1318{
1175 int num; 1319 int num;
1176 int32_t row, row_offset; 1320 int32_t row;
1177 rend_t ren; 1321 rend_t ren;
1178 XGCValues gcvalue; 1322 XGCValues gcvalue;
1179 1323
1180 R->want_refresh = 1; 1324 want_refresh = 1;
1181 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1182 ZERO_SCROLLBACK(R); 1325 ZERO_SCROLLBACK ();
1183 RESET_CHSTAT(R);
1184 row_offset = (int32_t)R->TermWin.saveLines;
1185 1326
1186 switch (mode) { 1327 switch (mode)
1328 {
1187 case 0: /* erase to end of screen */ 1329 case 0: /* erase to end of screen */
1188 rxvt_selection_check(aR_ 1); 1330 selection_check (1);
1189 rxvt_scr_erase_line(aR_ 0); 1331 scr_erase_line (0);
1190 row = R->screen.cur.row + 1; /* possible OOB */ 1332 row = screen.cur.row + 1; /* possible OOB */
1191 num = R->TermWin.nrow - row; 1333 num = nrow - row;
1192 break; 1334 break;
1193 case 1: /* erase to beginning of screen */ 1335 case 1: /* erase to beginning of screen */
1194 rxvt_selection_check(aR_ 3); 1336 selection_check (3);
1195 rxvt_scr_erase_line(aR_ 1); 1337 scr_erase_line (1);
1196 row = 0; 1338 row = 0;
1197 num = R->screen.cur.row; 1339 num = screen.cur.row;
1198 break; 1340 break;
1199 case 2: /* erase whole screen */ 1341 case 2: /* erase whole screen */
1200 rxvt_selection_check(aR_ 3); 1342 selection_check (3);
1201#ifdef RXVT_GRAPHICS 1343 row = 0;
1202 rxvt_Gr_ClearScreen(aR); 1344 num = nrow;
1203#endif 1345 break;
1204 row = 0;
1205 num = R->TermWin.nrow;
1206 break;
1207 default: 1346 default:
1208 return; 1347 return;
1209 } 1348 }
1210 R->refresh_type |= REFRESH_BOUNDS; 1349
1211 if (R->selection.op && R->current_screen == R->selection.screen 1350 if (selection.op && current_screen == selection.screen
1212 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1351 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1213 || (R->selection.end.row >= row 1352 || (selection.end.row >= row
1214 && R->selection.end.row <= row + num))) 1353 && selection.end.row <= row + num)))
1215 CLEAR_SELECTION(R); 1354 CLEAR_SELECTION ();
1355
1216 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1356 if (row >= nrow) /* Out Of Bounds */
1217 return; 1357 return;
1218 MIN_IT(num, (R->TermWin.nrow - row)); 1358
1359 min_it (num, nrow - row);
1360
1219 if (R->rstyle & (RS_RVid | RS_Uline)) 1361 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1220 ren = (rend_t) ~RS_None; 1362 ren = (rend_t) ~RS_None;
1221 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1363 else if (GET_BASEBG (rstyle) == Color_bg)
1364 {
1222 ren = DEFAULT_RSTYLE; 1365 ren = DEFAULT_RSTYLE;
1223 CLEAR_ROWS(row, num); 1366
1224 } else { 1367 if (mapped)
1368 XClearArea (dpy, vt, 0,
1369 Row2Pixel (row - view_start), (unsigned int)width,
1370 (unsigned int)Height2Pixel (num), False);
1371 }
1372 else
1373 {
1225 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1374 ren = rstyle & (RS_fgMask | RS_bgMask);
1226 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1375
1227 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1376 if (mapped)
1228 ERASE_ROWS(row, num); 1377 {
1378 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1379 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1380 XFillRectangle (dpy, vt, gc,
1381 0, Row2Pixel (row - view_start),
1382 (unsigned int)width,
1383 (unsigned int)Height2Pixel (num));
1229 gcvalue.foreground = R->PixColors[Color_fg]; 1384 gcvalue.foreground = pix_colors[Color_fg];
1230 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1385 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1386 }
1231 } 1387 }
1388
1232 for (; num--; row++) { 1389 for (; num--; row++)
1233 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1234 (unsigned int)(row + row_offset), R->rstyle);
1235 R->screen.tlen[row + row_offset] = 0;
1236 rxvt_blank_line(aR_
1237 R->drawn_text[row], R->drawn_rend[row],
1238 (unsigned int)R->TermWin.ncol, ren);
1239 } 1390 {
1391 scr_blank_screen_mem (ROW(row), rstyle);
1392
1393 if (row - view_start < nrow)
1394 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1395 }
1240} 1396}
1397
1398#if !ENABLE_MINIMAL
1399void
1400rxvt_term::scr_erase_savelines () NOTHROW
1401{
1402 want_refresh = 1;
1403 ZERO_SCROLLBACK ();
1404
1405 top_row = 0;
1406}
1407#endif
1241 1408
1242/* ------------------------------------------------------------------------- */ 1409/* ------------------------------------------------------------------------- */
1243/* 1410/*
1244 * Fill the screen with `E's 1411 * Fill the screen with `E's
1245 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1412 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1246 */ 1413 */
1247/* EXTPROTO */
1248void 1414void
1249rxvt_scr_E(pR) 1415rxvt_term::scr_E () NOTHROW
1250{ 1416{
1251 int i, j, k; 1417 rend_t fs;
1252 rend_t *r1, fs;
1253 1418
1254 R->want_refresh = 1; 1419 want_refresh = 1;
1255 R->num_scr_allow = 0;
1256 ZERO_SCROLLBACK(R); 1420 ZERO_SCROLLBACK ();
1257 RESET_CHSTAT(R); 1421
1422 num_scr_allow = 0;
1258 rxvt_selection_check(aR_ 3); 1423 selection_check (3);
1259 1424
1260 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1425 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1261 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1426 for (int row = nrow; row--; )
1262 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1427 {
1263 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1428 line_t &line = ROW(row);
1264 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1429
1430 fill_text (line.t, 'E', ncol);
1431 rend_t *r1 = line.r;
1432
1433 for (int j = ncol; j--; )
1265 *r1++ = fs; 1434 *r1++ = fs;
1435
1436 line.is_longer (0);
1437 line.touch (ncol);
1266 } 1438 }
1267} 1439}
1268 1440
1269/* ------------------------------------------------------------------------- */ 1441/* ------------------------------------------------------------------------- */
1270/* 1442/*
1271 * Insert/Delete <count> lines 1443 * Insert/Delete <count> lines
1272 */ 1444 */
1273/* EXTPROTO */
1274void 1445void
1275rxvt_scr_insdel_lines(pR_ int count, int insdel) 1446rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1276{ 1447{
1277 int end; 1448 int end;
1278 1449
1279 ZERO_SCROLLBACK(R); 1450 ZERO_SCROLLBACK ();
1280 RESET_CHSTAT(R);
1281 1451
1282#ifdef RXVT_GRAPHICS
1283 if (rxvt_Gr_Displayed(aR))
1284 rxvt_Gr_scroll(aR_ 0);
1285#endif
1286
1287 rxvt_selection_check(aR_ 1); 1452 selection_check (1);
1288 1453
1289 if (R->screen.cur.row > R->screen.bscroll) 1454 if (screen.cur.row > screen.bscroll)
1290 return;
1291
1292 end = R->screen.bscroll - R->screen.cur.row + 1;
1293 if (count > end) {
1294 if (insdel == DELETE)
1295 return; 1455 return;
1456
1457 end = screen.bscroll - screen.cur.row + 1;
1458 if (count > end)
1459 {
1460 if (insdel == DELETE)
1461 return;
1296 else if (insdel == INSERT) 1462 else if (insdel == INSERT)
1297 count = end; 1463 count = end;
1298 } 1464 }
1299 R->screen.flags &= ~Screen_WrapNext;
1300 1465
1466 scr_do_wrap ();
1467
1301 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1468 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1302 0);
1303} 1469}
1304 1470
1305/* ------------------------------------------------------------------------- */ 1471/* ------------------------------------------------------------------------- */
1306/* 1472/*
1307 * Insert/Delete <count> characters from the current position 1473 * Insert/Delete <count> characters from the current position
1308 */ 1474 */
1309/* EXTPROTO */
1310void 1475void
1311rxvt_scr_insdel_chars(pR_ int count, int insdel) 1476rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1312{ 1477{
1313 int col, row;
1314 rend_t tr;
1315 text_t *stp;
1316 rend_t *srp;
1317 int16_t *slp;
1318
1319 R->want_refresh = 1; 1478 want_refresh = 1;
1320 ZERO_SCROLLBACK(R); 1479 ZERO_SCROLLBACK ();
1321#if 0
1322 RESET_CHSTAT(R);
1323#endif
1324 1480
1325#ifdef RXVT_GRAPHICS
1326 if (rxvt_Gr_Displayed(aR))
1327 rxvt_Gr_scroll(aR_ 0);
1328#endif
1329
1330 if (count <= 0) 1481 if (count <= 0)
1331 return; 1482 return;
1332 1483
1484 scr_do_wrap ();
1485
1333 rxvt_selection_check(aR_ 1); 1486 selection_check (1);
1334 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1487 min_it (count, ncol - screen.cur.col);
1335 1488
1336 row = R->screen.cur.row + R->TermWin.saveLines; 1489 int row = screen.cur.row;
1337 R->screen.flags &= ~Screen_WrapNext;
1338 1490
1339 stp = R->screen.text[row]; 1491 line_t *line = &ROW(row);
1340 srp = R->screen.rend[row]; 1492
1341 slp = &(R->screen.tlen[row]); 1493 line->touch ();
1494 line->is_longer (0);
1495
1496 // nuke wide spanning the start
1497 if (line->t[screen.cur.col] == NOCHAR)
1498 scr_kill_char (*line, screen.cur.col);
1499
1342 switch (insdel) { 1500 switch (insdel)
1501 {
1343 case INSERT: 1502 case INSERT:
1344 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1503 line->l = min (line->l + count, ncol);
1345 col--) { 1504
1346 stp[col] = stp[col - count]; 1505 if (line->t[screen.cur.col] == NOCHAR)
1347 srp[col] = srp[col - count]; 1506 scr_kill_char (*line, screen.cur.col);
1348 } 1507
1349 if (*slp != -1) { 1508 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1350 *slp += count; 1509 {
1351 MIN_IT(*slp, R->TermWin.ncol); 1510 line->t[col] = line->t[col - count];
1352 } 1511 line->r[col] = line->r[col - count];
1512 }
1513
1353 if (R->selection.op && R->current_screen == R->selection.screen 1514 if (selection.op && current_screen == selection.screen
1354 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1515 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1516 {
1355 if (R->selection.end.row != R->screen.cur.row 1517 if (selection.end.row != screen.cur.row
1356 || (R->selection.end.col + count >= R->TermWin.ncol)) 1518 || (selection.end.col + count >= ncol))
1357 CLEAR_SELECTION(R); 1519 CLEAR_SELECTION ();
1358 else { /* shift selection */ 1520 else
1359 R->selection.beg.col += count; 1521 {
1522 /* shift selection */
1523 selection.beg.col += count;
1360 R->selection.mark.col += count; /* XXX: yes? */ 1524 selection.mark.col += count; /* XXX: yes? */
1361 R->selection.end.col += count; 1525 selection.end.col += count;
1362 } 1526 }
1363 } 1527 }
1364 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1528
1365 (unsigned int)count, R->rstyle); 1529 scr_blank_line (*line, screen.cur.col, count, rstyle);
1366 break; 1530 break;
1531
1367 case ERASE: 1532 case ERASE:
1368 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1533 screen.cur.col += count; /* don't worry if > ncol */
1369 rxvt_selection_check(aR_ 1); 1534 selection_check (1);
1370 R->screen.cur.col -= count; 1535 screen.cur.col -= count;
1371 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1536
1372 (unsigned int)count, R->rstyle); 1537 // nuke wide char after the end
1373 break; 1538 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1539 scr_kill_char (*line, screen.cur.col + count);
1540
1541 scr_blank_line (*line, screen.cur.col, count, rstyle);
1542 break;
1543
1374 case DELETE: 1544 case DELETE:
1375 tr = srp[R->TermWin.ncol - 1] 1545 line->l = max (line->l - count, 0);
1376 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1546
1547 // nuke wide char spanning the end
1548 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1549 scr_kill_char (*line, screen.cur.col + count);
1550
1377 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1551 for (int col = screen.cur.col; (col + count) < ncol; col++)
1378 stp[col] = stp[col + count]; 1552 {
1379 srp[col] = srp[col + count]; 1553 line->t[col] = line->t[col + count];
1380 } 1554 line->r[col] = line->r[col + count];
1381 rxvt_blank_line(aR_ 1555 }
1382 &(stp[R->TermWin.ncol - count]), 1556
1383 &(srp[R->TermWin.ncol - count]), 1557 scr_blank_line (*line, ncol - count, count, rstyle);
1384 (unsigned int)count, tr); 1558
1385 if (*slp == -1) /* break line continuation */
1386 *slp = R->TermWin.ncol;
1387 *slp -= count;
1388 MAX_IT(*slp, 0);
1389 if (R->selection.op && R->current_screen == R->selection.screen 1559 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1560 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1561 {
1391 if (R->selection.end.row != R->screen.cur.row 1562 if (selection.end.row != screen.cur.row
1392 || (R->screen.cur.col >= R->selection.beg.col - count) 1563 || (screen.cur.col >= selection.beg.col - count)
1393 || R->selection.end.col >= R->TermWin.ncol) 1564 || selection.end.col >= ncol)
1394 CLEAR_SELECTION(R); 1565 CLEAR_SELECTION ();
1395 else { 1566 else
1396 /* shift selection */ 1567 {
1397 R->selection.beg.col -= count; 1568 /* shift selection */
1569 selection.beg.col -= count;
1398 R->selection.mark.col -= count; /* XXX: yes? */ 1570 selection.mark.col -= count; /* XXX: yes? */
1399 R->selection.end.col -= count; 1571 selection.end.col -= count;
1400 } 1572 }
1401 } 1573 }
1402 break; 1574
1575 break;
1403 } 1576 }
1404} 1577}
1405 1578
1406/* ------------------------------------------------------------------------- */ 1579/* ------------------------------------------------------------------------- */
1407/* 1580/*
1408 * Set the scrolling region 1581 * Set the scrolling region
1409 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1582 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1410 */ 1583 */
1411/* EXTPROTO */
1412void 1584void
1413rxvt_scr_scroll_region(pR_ int top, int bot) 1585rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1414{ 1586{
1415 MAX_IT(top, 0); 1587 max_it (top, 0);
1416 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1588 min_it (bot, nrow - 1);
1589
1417 if (top > bot) 1590 if (top > bot)
1418 return; 1591 return;
1592
1419 R->screen.tscroll = top; 1593 screen.tscroll = top;
1420 R->screen.bscroll = bot; 1594 screen.bscroll = bot;
1421 rxvt_scr_gotorc(aR_ 0, 0, 0); 1595 scr_gotorc (0, 0, 0);
1422} 1596}
1423 1597
1424/* ------------------------------------------------------------------------- */ 1598/* ------------------------------------------------------------------------- */
1425/* 1599/*
1426 * Make the cursor visible/invisible 1600 * Make the cursor visible/invisible
1427 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1601 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1428 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1602 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1429 */ 1603 */
1430/* EXTPROTO */
1431void 1604void
1432rxvt_scr_cursor_visible(pR_ int mode) 1605rxvt_term::scr_cursor_visible (int mode) NOTHROW
1433{ 1606{
1434 R->want_refresh = 1; 1607 want_refresh = 1;
1608
1435 if (mode) 1609 if (mode)
1436 R->screen.flags |= Screen_VisibleCursor; 1610 screen.flags |= Screen_VisibleCursor;
1437 else 1611 else
1438 R->screen.flags &= ~Screen_VisibleCursor; 1612 screen.flags &= ~Screen_VisibleCursor;
1439} 1613}
1440 1614
1441/* ------------------------------------------------------------------------- */ 1615/* ------------------------------------------------------------------------- */
1442/* 1616/*
1443 * Set/unset automatic wrapping 1617 * Set/unset automatic wrapping
1444 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1618 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1445 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1619 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1446 */ 1620 */
1447/* EXTPROTO */
1448void 1621void
1449rxvt_scr_autowrap(pR_ int mode) 1622rxvt_term::scr_autowrap (int mode) NOTHROW
1450{ 1623{
1451 if (mode) 1624 if (mode)
1452 R->screen.flags |= Screen_Autowrap; 1625 screen.flags |= Screen_Autowrap;
1453 else 1626 else
1454 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1627 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1455} 1628}
1456 1629
1457/* ------------------------------------------------------------------------- */ 1630/* ------------------------------------------------------------------------- */
1458/* 1631/*
1459 * Set/unset margin origin mode 1632 * Set/unset margin origin mode
… …
1462 * Relative mode: line numbers are relative to top margin of scrolling region 1635 * Relative mode: line numbers are relative to top margin of scrolling region
1463 * and the cursor cannot be moved outside. 1636 * and the cursor cannot be moved outside.
1464 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1637 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1465 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1638 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1466 */ 1639 */
1467/* EXTPROTO */
1468void 1640void
1469rxvt_scr_relative_origin(pR_ int mode) 1641rxvt_term::scr_relative_origin (int mode) NOTHROW
1470{ 1642{
1471 if (mode) 1643 if (mode)
1472 R->screen.flags |= Screen_Relative; 1644 screen.flags |= Screen_Relative;
1473 else 1645 else
1474 R->screen.flags &= ~Screen_Relative; 1646 screen.flags &= ~Screen_Relative;
1647
1475 rxvt_scr_gotorc(aR_ 0, 0, 0); 1648 scr_gotorc (0, 0, 0);
1476} 1649}
1477 1650
1478/* ------------------------------------------------------------------------- */ 1651/* ------------------------------------------------------------------------- */
1479/* 1652/*
1480 * Set insert/replace mode 1653 * Set insert/replace mode
1481 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1654 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1482 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1655 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1483 */ 1656 */
1484/* EXTPROTO */
1485void 1657void
1486rxvt_scr_insert_mode(pR_ int mode) 1658rxvt_term::scr_insert_mode (int mode) NOTHROW
1487{ 1659{
1488 if (mode) 1660 if (mode)
1489 R->screen.flags |= Screen_Insert; 1661 screen.flags |= Screen_Insert;
1490 else 1662 else
1491 R->screen.flags &= ~Screen_Insert; 1663 screen.flags &= ~Screen_Insert;
1492} 1664}
1493 1665
1494/* ------------------------------------------------------------------------- */ 1666/* ------------------------------------------------------------------------- */
1495/* 1667/*
1496 * Set/Unset tabs 1668 * Set/Unset tabs
1497 * XTERM_SEQ: Set tab at current column : ESC H 1669 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1670 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1671 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1672 */
1501/* EXTPROTO */
1502void 1673void
1503rxvt_scr_set_tab(pR_ int mode) 1674rxvt_term::scr_set_tab (int mode) NOTHROW
1504{ 1675{
1505 if (mode < 0) 1676 if (mode < 0)
1506 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1677 memset (tabs, 0, ncol);
1507 else if (R->screen.cur.col < R->TermWin.ncol) 1678 else if (screen.cur.col < ncol)
1508 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1679 tabs [screen.cur.col] = !!mode;
1509} 1680}
1510 1681
1511/* ------------------------------------------------------------------------- */ 1682/* ------------------------------------------------------------------------- */
1512/* 1683/*
1513 * Set reverse/normal video 1684 * Set reverse/normal video
1514 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1685 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1515 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1686 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1516 */ 1687 */
1517/* EXTPROTO */
1518void 1688void
1519rxvt_scr_rvideo_mode(pR_ int mode) 1689rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1520{ 1690{
1691 rvideo_mode = on;
1692
1693#ifndef NO_BELL
1694 on ^= rvideo_bell;
1695#endif
1696
1697 if (rvideo_state != on)
1698 {
1699 rvideo_state = on;
1700
1701 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1702#ifdef HAVE_BG_PIXMAP
1703 if (bg_pixmap == None)
1704#endif
1705 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1706
1521 XGCValues gcvalue; 1707 XGCValues gcvalue;
1522
1523 if (R->rvideo != mode) {
1524 R->rvideo = mode;
1525 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1526#if defined(XPM_BACKGROUND)
1527 if (R->bgPixmap.pixmap == None)
1528#endif
1529#if defined(TRANSPARENT)
1530 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1531#endif
1532 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1533 R->PixColors[Color_bg]);
1534
1535 gcvalue.foreground = R->PixColors[Color_fg]; 1708 gcvalue.foreground = pix_colors[Color_fg];
1536 gcvalue.background = R->PixColors[Color_bg]; 1709 gcvalue.background = pix_colors[Color_bg];
1537 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1710 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1538 &gcvalue); 1711
1539 rxvt_scr_clear(aR); 1712 scr_clear ();
1540 rxvt_scr_touch(aR_ True); 1713 scr_touch (true);
1541 } 1714 }
1542} 1715}
1543 1716
1544/* ------------------------------------------------------------------------- */ 1717/* ------------------------------------------------------------------------- */
1545/* 1718/*
1546 * Report current cursor position 1719 * Report current cursor position
1547 * XTERM_SEQ: Report position: ESC [ 6 n 1720 * XTERM_SEQ: Report position: ESC [ 6 n
1548 */ 1721 */
1549/* EXTPROTO */
1550void 1722void
1551rxvt_scr_report_position(pR) 1723rxvt_term::scr_report_position () NOTHROW
1552{ 1724{
1553 rxvt_tt_printf(aR_ "\033[%d;%dR", R->screen.cur.row + 1, 1725 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1554 R->screen.cur.col + 1);
1555} 1726}
1556 1727
1557/* ------------------------------------------------------------------------- * 1728/* ------------------------------------------------------------------------- *
1558 * FONTS * 1729 * FONTS *
1559 * ------------------------------------------------------------------------- */ 1730 * ------------------------------------------------------------------------- */
1560 1731
1561/* 1732/*
1562 * Set font style 1733 * Set font style
1563 */ 1734 */
1564/* INTPROTO */
1565void 1735void
1566rxvt_set_font_style(pR) 1736rxvt_term::set_font_style () NOTHROW
1567{ 1737{
1738#if 0
1568 switch (R->charsets[R->screen.charset]) { 1739 switch (charsets [screen.charset])
1740 {
1569 case '0': /* DEC Special Character & Line Drawing Set */ 1741 case '0': /* DEC Special Character & Line Drawing Set */
1570 break; 1742 break;
1571 case 'A': /* United Kingdom (UK) */ 1743 case 'A': /* United Kingdom (UK) */
1572 break; 1744 break;
1573 case 'B': /* United States (USASCII) */ 1745 case 'B': /* United States (USASCII) */
1574 break; 1746 break;
1575 case '<': /* Multinational character set */ 1747 case '<': /* Multinational character set */
1576 break; 1748 break;
1577 case '5': /* Finnish character set */ 1749 case '5': /* Finnish character set */
1578 break; 1750 break;
1579 case 'C': /* Finnish character set */ 1751 case 'C': /* Finnish character set */
1580 break; 1752 break;
1581 case 'K': /* German character set */ 1753 case 'K': /* German character set */
1582 break; 1754 break;
1583 } 1755 }
1756#endif
1584} 1757}
1585 1758
1586/* ------------------------------------------------------------------------- */ 1759/* ------------------------------------------------------------------------- */
1587/* 1760/*
1588 * Choose a font 1761 * Choose a font
1589 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1762 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1590 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1763 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1591 * XTERM_SEQ: Invoke G2 character set: ESC N 1764 * XTERM_SEQ: Invoke G2 character set: ESC N
1592 * XTERM_SEQ: Invoke G3 character set: ESC O 1765 * XTERM_SEQ: Invoke G3 character set: ESC O
1593 */ 1766 */
1594/* EXTPROTO */
1595void 1767void
1596rxvt_scr_charset_choose(pR_ int set) 1768rxvt_term::scr_charset_choose (int set) NOTHROW
1597{ 1769{
1598 R->screen.charset = set; 1770 screen.charset = set;
1599 rxvt_set_font_style(aR); 1771 set_font_style ();
1600} 1772}
1601 1773
1602/* ------------------------------------------------------------------------- */ 1774/* ------------------------------------------------------------------------- */
1603/* 1775/*
1604 * Set a font 1776 * Set a font
… …
1606 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1778 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1607 * XTERM_SEQ: Set G2 character set: ESC * <C> 1779 * XTERM_SEQ: Set G2 character set: ESC * <C>
1608 * XTERM_SEQ: Set G3 character set: ESC + <C> 1780 * XTERM_SEQ: Set G3 character set: ESC + <C>
1609 * See set_font_style for possible values for <C> 1781 * See set_font_style for possible values for <C>
1610 */ 1782 */
1611/* EXTPROTO */
1612void 1783void
1613rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1784rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1614{ 1785{
1615 R->charsets[set] = (unsigned char)ch; 1786 charsets[set] = (unsigned char)ch;
1616 rxvt_set_font_style(aR); 1787 set_font_style ();
1617} 1788}
1618 1789
1619
1620/* ------------------------------------------------------------------------- *
1621 * GRAPHICS COLOURS *
1622 * ------------------------------------------------------------------------- */
1623
1624#ifdef RXVT_GRAPHICS
1625/* EXTPROTO */
1626int
1627rxvt_scr_get_fgcolor(pR)
1628{
1629 return GET_FGCOLOR(R->rstyle);
1630}
1631
1632/* ------------------------------------------------------------------------- */
1633/* EXTPROTO */
1634int
1635rxvt_scr_get_bgcolor(pR)
1636{
1637 return GET_BGCOLOR(R->rstyle);
1638}
1639#endif
1640 1790
1641/* ------------------------------------------------------------------------- * 1791/* ------------------------------------------------------------------------- *
1642 * MAJOR SCREEN MANIPULATION * 1792 * MAJOR SCREEN MANIPULATION *
1643 * ------------------------------------------------------------------------- */ 1793 * ------------------------------------------------------------------------- */
1644 1794
1645/* 1795/*
1796 * refresh matching text.
1797 */
1798bool
1799rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1800{
1801 bool found = false;
1802
1803 for (int i = 0; i < nrow; i++)
1804 {
1805 rend_t *drp = drawn_buf[i].r;
1806
1807 for (int col = 0; col < ncol; col++, drp++)
1808 if ((*drp & mask) == value)
1809 {
1810 found = true;
1811 *drp = ~value;
1812 }
1813 }
1814
1815 return found;
1816}
1817
1818/*
1646 * Refresh an area 1819 * Refresh an area
1647 */ 1820 */
1648enum { 1821enum {
1649 PART_BEG = 0, 1822 PART_BEG = 0,
1650 PART_END, 1823 PART_END,
1651 RC_COUNT 1824 RC_COUNT
1652}; 1825};
1653 1826
1654/* EXTPROTO */
1655void 1827void
1656rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1828rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1657{ 1829{
1658 int i; 1830 int i;
1659 row_col_t rc[RC_COUNT]; 1831 row_col_t rc[RC_COUNT];
1660 1832
1661 if (R->drawn_text == NULL) /* sanity check */ 1833 if (!drawn_buf) /* sanity check */
1662 return; 1834 return;
1663 1835
1664#ifdef DEBUG_STRICT 1836#ifndef NO_SLOW_LINK_SUPPORT
1665 x = max(x, (int)R->TermWin.int_bwidth); 1837 if (refresh_type == FAST_REFRESH && !display->is_local)
1666 x = min(x, (int)R->TermWin.width); 1838 {
1667 y = max(y, (int)R->TermWin.int_bwidth); 1839 y = 0;
1668 y = min(y, (int)R->TermWin.height); 1840 eheight = height;
1841 }
1669#endif 1842#endif
1670 1843
1671/* round down */ 1844 /* round down */
1672 rc[PART_BEG].col = Pixel2Col(x); 1845 rc[PART_BEG].col = Pixel2Col (x);
1673 rc[PART_BEG].row = Pixel2Row(y); 1846 rc[PART_BEG].row = Pixel2Row (y);
1674/* round up */ 1847 /* round up */
1675 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1848 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1676 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1849 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1677 1850
1678/* sanity checks */ 1851 /* sanity checks */
1679 for (i = PART_BEG; i < RC_COUNT; i++) { 1852 for (i = PART_BEG; i < RC_COUNT; i++)
1680 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1681 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1682 } 1853 {
1854 min_it (rc[i].col, ncol - 1);
1855 min_it (rc[i].row, nrow - 1);
1856 }
1683 1857
1684 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1685
1686 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1858 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1687 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1859 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1688 (rc[PART_END].col - rc[PART_BEG].col + 1));
1689 1860
1861 num_scr_allow = 0;
1862
1690 if (refresh) 1863 if (refresh)
1691 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1864 scr_refresh ();
1692} 1865}
1693 1866
1694/* ------------------------------------------------------------------------- */ 1867/* ------------------------------------------------------------------------- */
1695/* 1868/*
1696 * Refresh the entire screen 1869 * Refresh the entire screen
1697 */ 1870 */
1698/* EXTPROTO */
1699void 1871void
1700rxvt_scr_touch(pR_ Bool refresh) 1872rxvt_term::scr_touch (bool refresh) NOTHROW
1701{ 1873{
1702 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1874 scr_expose (0, 0, width, height, refresh);
1703} 1875}
1704 1876
1705/* ------------------------------------------------------------------------- */ 1877/* ------------------------------------------------------------------------- */
1706/* 1878/*
1707 * Move the display so that the line represented by scrollbar value Y is at 1879 * Move the display so that the line represented by scrollbar value Y is at
1708 * the top of the screen 1880 * the top of the screen
1709 */ 1881 */
1710/* EXTPROTO */ 1882void
1711int
1712rxvt_scr_move_to(pR_ int y, int len) 1883rxvt_term::scr_move_to (int y, int len) NOTHROW
1713{ 1884{
1714 long p = 0; 1885 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1715 uint16_t oldviewstart;
1716
1717 oldviewstart = R->TermWin.view_start;
1718 if (y < len) {
1719 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1720 p -= (long)(R->TermWin.nrow - 1);
1721 p = max(p, 0);
1722 }
1723 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1724 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1725
1726 return rxvt_scr_changeview(aR_ oldviewstart);
1727} 1886}
1728 1887
1729/* ------------------------------------------------------------------------- */ 1888/* ------------------------------------------------------------------------- */
1730/* 1889/*
1731 * Page the screen up/down nlines 1890 * Page the screen up/down nlines
1732 * direction should be UP or DN 1891 * direction should be UP or DN
1733 */ 1892 */
1734/* EXTPROTO */ 1893bool
1735int
1736rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1894rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1737{ 1895{
1738 int n; 1896 int new_view_start =
1739 uint16_t oldviewstart; 1897 direction == UP ? view_start - nlines
1898 : view_start + nlines;
1740 1899
1741 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1742#ifdef DEBUG_STRICT
1743 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1744#endif
1745 oldviewstart = R->TermWin.view_start;
1746 if (direction == UP) {
1747 n = R->TermWin.view_start + nlines;
1748 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1749 } else {
1750 n = R->TermWin.view_start - nlines;
1751 R->TermWin.view_start = max(n, 0);
1752 }
1753 return rxvt_scr_changeview(aR_ oldviewstart); 1900 return scr_changeview (new_view_start);
1754} 1901}
1755 1902
1756/* INTPROTO */ 1903bool
1757int 1904rxvt_term::scr_changeview (int new_view_start) NOTHROW
1758rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1759{ 1905{
1760 if (R->TermWin.view_start != oldviewstart) { 1906 clamp_it (new_view_start, top_row, 0);
1907
1908 if (new_view_start == view_start)
1909 return false;
1910
1911 num_scr += new_view_start - view_start;
1912 view_start = new_view_start;
1761 R->want_refresh = 1; 1913 want_refresh = 1;
1762#ifdef RXVT_GRAPHICS
1763 if (rxvt_Gr_Displayed(aR))
1764 rxvt_Gr_scroll(aR_ 0);
1765#endif
1766 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1767 }
1768 return (int)(R->TermWin.view_start - oldviewstart);
1769}
1770 1914
1771/* ------------------------------------------------------------------------- */ 1915 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1772/* EXTPROTO */ 1916
1773void 1917 return true;
1774rxvt_scr_bell(pR) 1918}
1775{ 1919
1776#ifndef NO_BELL 1920#ifndef NO_BELL
1921void
1922rxvt_term::bell_cb (ev::timer &w, int revents)
1923{
1924 rvideo_bell = false;
1925 scr_rvideo_mode (rvideo_mode);
1926 refresh_check ();
1927}
1928#endif
1929
1930/* ------------------------------------------------------------------------- */
1931void
1932rxvt_term::scr_bell () NOTHROW
1933{
1934#ifndef NO_BELL
1935
1777# ifndef NO_MAPALERT 1936# ifndef NO_MAPALERT
1778# ifdef MAPALERT_OPTION 1937# ifdef MAPALERT_OPTION
1779 if (R->Options & Opt_mapAlert) 1938 if (option (Opt_mapAlert))
1780# endif 1939# endif
1781 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1940 XMapWindow (dpy, parent);
1782# endif 1941# endif
1783 if (R->Options & Opt_visualBell) { 1942
1784 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1943# if ENABLE_FRILLS
1785 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1944 if (option (Opt_urgentOnBell))
1786 } else 1945 set_urgency (1);
1787 XBell(R->Xdisplay, 0);
1788#endif 1946# endif
1789}
1790 1947
1948 if (option (Opt_visualBell))
1949 {
1950 rvideo_bell = true;
1951 scr_rvideo_mode (rvideo_mode);
1952 flush ();
1953
1954 bell_ev.start (VISUAL_BELL_DURATION);
1955 }
1956 else
1957 XBell (dpy, 0);
1958 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1959#endif
1960}
1961
1791/* ------------------------------------------------------------------------- */ 1962/* ------------------------------------------------------------------------- */
1792/* ARGSUSED */
1793/* EXTPROTO */
1794void 1963void
1795rxvt_scr_printscreen(pR_ int fullhist) 1964rxvt_term::scr_printscreen (int fullhist) NOTHROW
1796{ 1965{
1797#ifdef PRINTPIPE 1966#ifdef PRINTPIPE
1798 int i, r1, nrows, row_offset; 1967 int nrows, row_start;
1799 text_t *t; 1968 FILE *fd = popen_printer ();
1800 FILE *fd;
1801 1969
1802 if ((fd = rxvt_popen_printer(aR)) == NULL) 1970 if (!fd)
1803 return; 1971 return;
1804 nrows = R->TermWin.nrow; 1972
1805 row_offset = R->TermWin.saveLines;
1806 if (!fullhist) 1973 if (fullhist)
1807 row_offset -= R->TermWin.view_start;
1808 else {
1809 nrows += R->TermWin.nscrolled;
1810 row_offset -= R->TermWin.nscrolled;
1811 } 1974 {
1812 1975 nrows = nrow - top_row;
1813 for (r1 = 0; r1 < nrows; r1++) { 1976 row_start = top_row;
1814 t = R->screen.text[r1 + row_offset]; 1977 }
1815 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1978 else
1816 if (!isspace(t[i]))
1817 break;
1818 fprintf(fd, "%.*s\n", (i + 1), t);
1819 } 1979 {
1980 nrows = nrow;
1981 row_start = view_start;
1982 }
1983
1984 wctomb (0, 0);
1985
1986 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1987 {
1988 text_t *tp = ROW(r1).t;
1989 int len = ROW(r1).l;
1990
1991 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1992 {
1993 char mb[MB_LEN_MAX];
1994 text_t t = *tp++;
1995 if (t == NOCHAR)
1996 continue;
1997
1998 len = wctomb (mb, t);
1999
2000 if (len <= 0)
2001 {
2002 mb[0] = ' ';
2003 len = 1;
2004 }
2005
2006 fwrite (mb, 1, len, fd);
2007 }
2008
2009 fputc ('\n', fd);
2010 }
2011
1820 rxvt_pclose_printer(fd); 2012 pclose_printer (fd);
1821#endif 2013#endif
1822} 2014}
1823 2015
1824/* ------------------------------------------------------------------------- */ 2016/* ------------------------------------------------------------------------- */
1825/* 2017/*
1826 * Refresh the screen 2018 * Refresh the screen
1827 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2019 * drawn_text/drawn_rend contain the screen information before the update.
1828 * R->screen.text/R->screen.rend contain what the screen will change to. 2020 * screen.text/screen.rend contain what the screen will change to.
2021 */
2022void
2023rxvt_term::scr_refresh () NOTHROW
2024{
2025 int16_t col, row, /* column/row we're processing */
2026 ocrow; /* old cursor row */
2027 int i; /* tmp */
2028#ifndef NO_CURSORCOLOR
2029 rend_t cc1; /* store colours at cursor position (s) */
2030#endif
2031 rend_t *crp; // cursor rendition pointer
2032 rend_t ccol1, /* Cursor colour */
2033 ccol2; /* Cursor colour2 */
2034
2035 want_refresh = 0; /* screen is current */
2036
2037 if (refresh_type == NO_REFRESH || !mapped)
2038 return;
2039
2040 /*
2041 * A: set up vars
1829 */ 2042 */
2043 refresh_count = 0;
1830 2044
1831#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2045 unsigned int old_screen_flags = screen.flags;
1832# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2046 char have_bg = 0;
1833# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2047#ifdef HAVE_BG_PIXMAP
2048 have_bg = bg_pixmap != None;
2049#endif
2050 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2051
2052 /*
2053 * B: reverse any characters which are selected
2054 */
2055 scr_reverse_selection ();
2056
2057 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2058#if ENABLE_OVERLAY
2059 scr_swap_overlay ();
2060#endif
2061
2062 char showcursor = screen.flags & Screen_VisibleCursor;
2063
2064 /*
2065 * C: set the cursor character (s)
2066 */
2067 {
2068 unsigned char setoldcursor;
2069
2070#ifdef CURSOR_BLINK
2071 if (hidden_cursor)
2072 showcursor = 0;
2073#endif
2074
2075 if (showcursor)
2076 {
2077 int col = screen.cur.col;
2078
2079 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2080 col--;
2081
2082 crp = &ROW(screen.cur.row).r[col];
2083
2084#ifndef NO_CURSORCOLOR
2085 cc1 = *crp & (RS_fgMask | RS_bgMask);
2086 if (ISSET_PIXCOLOR (Color_cursor))
2087 ccol1 = Color_cursor;
2088 else
2089#endif
2090#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2091 ccol1 = fgcolor_of (rstyle);
1834#else 2092#else
1835# define MONO_BOLD(x) \ 2093 ccol1 = Color_fg;
1836 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1837# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1838#endif 2094#endif
1839 2095
1840#define FONT_WIDTH(X, Y) \
1841 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1842#define FONT_RBEAR(X, Y) \
1843 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1844#define FONT_LBEAR(X, Y) \
1845 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1846#define IS_FONT_CHAR(X, Y) \
1847 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1848
1849/* EXTPROTO */
1850void
1851rxvt_scr_refresh(pR_ unsigned char refresh_type)
1852{
1853 unsigned char clearfirst, /* first character writes before cell */
1854 clearlast, /* last character writes beyond cell */
1855 must_clear, /* use draw_string not draw_image_string */
1856#ifndef NO_BOLDFONT
1857 bfont, /* we've changed font to bold font */
1858#endif
1859 rvid, /* reverse video this position */
1860 wbyte, /* we're in multibyte */
1861 showcursor; /* show the cursor */
1862 int fore, back; /* desired foreground/background */
1863 int16_t col, row, /* column/row we're processing */
1864 ocrow; /* old cursor row */
1865 int cursorwidth;
1866 int i, /* tmp */
1867 row_offset; /* basic offset in screen structure */
1868#ifndef NO_CURSORCOLOR 2096#ifndef NO_CURSORCOLOR
1869 rend_t cc1; /* store colours at cursor position(s) */ 2097 if (ISSET_PIXCOLOR (Color_cursor2))
1870 rend_t cc2; /* store colours at cursor position(s) */ 2098 ccol2 = Color_cursor2;
2099 else
1871#endif 2100#endif
1872 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2101#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1873 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2102 ccol2 = bgcolor_of (rstyle);
1874 char *buffer; /* local copy of R->buffer */ 2103#else
1875 2104 ccol2 = Color_bg;
1876 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1877 return;
1878
1879/*
1880 * A: set up vars
1881 */
1882 clearfirst = clearlast = must_clear = wbyte = 0;
1883#ifndef NO_BOLDFONT
1884 bfont = 0;
1885#endif 2105#endif
1886 2106
1887 if (R->currmaxcol < R->TermWin.ncol) {
1888 R->currmaxcol = R->TermWin.ncol;
1889 R->buffer = (char *)rxvt_realloc (R->buffer,
1890 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1891 }
1892 buffer = R->buffer;
1893 R->refresh_count = 0;
1894
1895 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1896
1897 if ((refresh_type & REFRESH_BOUNDS)) {
1898 clearfirst = clearlast = 1;
1899 R->refresh_type &= ~REFRESH_BOUNDS;
1900 }
1901#if defined(XPM_BACKGROUND)
1902 must_clear |= (R->bgPixmap.pixmap != None);
1903#endif
1904#if defined(TRANSPARENT)
1905 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1906#endif
1907 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1908
1909/*
1910 * B: reverse any characters which are selected
1911 */
1912 rxvt_scr_reverse_selection(aR);
1913
1914/*
1915 * C: set the cursor character(s)
1916 */
1917 {
1918 unsigned char setoldcursor;
1919 rend_t ccol1, /* Cursor colour */
1920 ccol2; /* Cursor colour2 */
1921
1922 showcursor = (R->screen.flags & Screen_VisibleCursor);
1923 cursorwidth = 0;
1924#ifdef CURSOR_BLINK
1925 if (R->hidden_cursor)
1926 showcursor = 0;
1927#endif
1928
1929 cursorwidth = 0;
1930
1931 if (showcursor) 2107 if (focus)
1932 { 2108 {
2109 if (option (Opt_cursorUnderline))
2110 *crp ^= RS_Uline;
2111 else
2112 {
2113 *crp ^= RS_RVid;
2114 *crp = SET_FGCOLOR (*crp, ccol1);
2115 *crp = SET_BGCOLOR (*crp, ccol2);
2116 }
2117 }
2118 }
2119
2120 /* make sure no outline cursor is left around */
2121 setoldcursor = 0;
2122 if (ocrow != -1)
2123 {
2124 if (screen.cur.row - view_start != ocrow
2125 || screen.cur.col != oldcursor.col)
2126 {
2127 if (ocrow < nrow
2128 && oldcursor.col < ncol)
2129 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2130
2131 if (focus || !showcursor)
2132 oldcursor.row = -1;
2133 else
2134 setoldcursor = 1;
2135 }
2136 }
2137 else if (!focus)
2138 setoldcursor = 1;
2139
2140 if (setoldcursor)
2141 {
2142 if (screen.cur.row - view_start >= nrow)
2143 oldcursor.row = -1;
2144 else
2145 {
2146 oldcursor.row = screen.cur.row - view_start;
2147 oldcursor.col = screen.cur.col;
2148 }
2149 }
2150 }
2151
2152#ifndef NO_SLOW_LINK_SUPPORT
2153 /*
2154 * D: CopyArea pass - very useful for slower links
2155 * This has been deliberately kept simple.
2156 */
2157 if (!display->is_local
2158 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2159 && abs (num_scr) < nrow && !have_bg)
2160 {
2161 int16_t nits;
2162 int i = num_scr;
2163 int j;
2164 int len, wlen;
2165 dLocal (int, num_scr);
2166
2167 j = nrow;
2168 wlen = len = -1;
2169 row = i > 0 ? 0 : j - 1;
2170
2171 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2172 {
2173 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2174 {
2175 line_t s = ROW(view_start + row);
2176 line_t d = drawn_buf[row];
2177 line_t d2 = drawn_buf[row + i];
2178
2179 for (nits = 0, col = ncol; col--; )
2180 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2181 nits--;
2182 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2183 nits++;
2184
2185 if (nits > 8) /* XXX: arbitrary choice */
2186 {
2187 for (col = ncol; col--; )
2188 {
2189 *d.t++ = *d2.t++;
2190 *d.r++ = *d2.r++;
2191 }
2192
2193 if (len == -1)
2194 len = row;
2195
2196 wlen = row;
2197 continue;
2198 }
2199 }
2200
2201 if (len >= 0)
2202 {
2203 /* also comes here at end if needed because of >= above */
2204 if (wlen < len)
2205 ::swap (wlen, len);
2206
2207 XGCValues gcv;
2208
2209 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2210 XCopyArea (dpy, vt, vt,
2211 gc, 0, Row2Pixel (len + i),
2212 (unsigned int)this->width,
2213 (unsigned int)Height2Pixel (wlen - len + 1),
2214 0, Row2Pixel (len));
2215 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2216
2217 len = -1;
2218 }
2219 }
2220 }
2221#endif
2222
2223 /*
2224 * E: main pass across every character
2225 */
2226 for (row = 0; row < nrow; row++)
2227 {
2228 text_t *stp = ROW(view_start + row).t;
2229 rend_t *srp = ROW(view_start + row).r;
2230 text_t *dtp = drawn_buf[row].t;
2231 rend_t *drp = drawn_buf[row].r;
2232
2233 /*
2234 * E2: OK, now the real pass
2235 */
2236 int ypixel = (int)Row2Pixel (row);
2237
2238 for (col = 0; col < ncol; col++)
2239 {
2240 /* compare new text with old - if exactly the same then continue */
2241 if (stp[col] == dtp[col] /* Must match characters to skip. */
2242 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2243 || (stp[col] == ' ' /* space w/ no background change */
2244 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2245 continue;
2246
2247 // redraw one or more characters
2248
2249 // seek to the beginning of wide characters
2250 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2251 --col;
2252
2253 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2254 text_t *text = stp + col;
2255 int count = 1;
2256
2257 dtp[col] = stp[col];
2258 drp[col] = rend;
2259
2260 int xpixel = Col2Pixel (col);
2261
2262 for (i = 0; ++col < ncol; )
2263 {
2264 if (stp[col] == NOCHAR)
2265 {
2266 dtp[col] = stp[col];
2267 drp[col] = srp[col];
2268
2269 count++;
2270 i++;
2271
2272 continue;
2273 }
2274
2275 if (!RS_SAME (rend, srp[col]))
2276 break;
2277
2278 count++;
2279
2280 if (stp[col] != dtp[col]
2281 || !RS_SAME (srp[col], drp[col]))
2282 {
2283 if (have_bg && (i++ > count / 2))
2284 break;
2285
2286 dtp[col] = stp[col];
2287 drp[col] = rend;
2288 i = 0;
2289 }
2290 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2291 break;
2292 }
2293
2294 col--; /* went one too far. move back */
2295 count -= i; /* dump any matching trailing chars */
2296
2297 // sometimes we optimize away the trailing NOCHAR's, add them back
2298 while (ecb_unlikely (i && text[count] == NOCHAR))
2299 count++, i--;
2300
2301 /*
2302 * Determine the attributes for the string
2303 */
2304 int fore = fgcolor_of (rend); // desired foreground
2305 int back = bgcolor_of (rend); // desired background
2306
2307 // only do special processing if any attributes are set, which is unlikely
2308 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2309 {
2310 bool invert = rend & RS_RVid;
2311
2312#ifndef NO_BOLD_UNDERLINE_REVERSE
2313 if (rend & RS_Bold && fore == Color_fg)
2314 {
2315 if (ISSET_PIXCOLOR (Color_BD))
2316 fore = Color_BD;
2317# if !ENABLE_STYLES
2318 else
2319 invert = !invert;
2320# endif
2321 }
2322
2323 if (rend & RS_Italic && fore == Color_fg)
2324 {
2325 if (ISSET_PIXCOLOR (Color_IT))
2326 fore = Color_IT;
2327# if !ENABLE_STYLES
2328 else
2329 invert = !invert;
2330# endif
2331 }
2332
2333 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2334 fore = Color_UL;
2335#endif
2336
2337#ifdef OPTION_HC
2338 if (rend & RS_Sel)
2339 {
2340 /* invert the column if no highlightColor is set or it is the
2341 * current cursor column */
2342 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2343 && ISSET_PIXCOLOR (Color_HC))
2344 {
2345 if (ISSET_PIXCOLOR (Color_HTC))
2346 fore = Color_HTC;
2347 // if invert is 0 reverse video is set so we use bg color as fg color
2348 else if (!invert)
2349 fore = back;
2350
2351 back = Color_HC;
2352 invert = 0;
2353 }
2354 }
2355#endif
2356
2357 if (invert)
2358 {
2359 ::swap (fore, back);
2360
2361#ifndef NO_BOLD_UNDERLINE_REVERSE
2362 if (fore == back)
2363 {
2364 fore = Color_bg;
2365 back = Color_fg;
2366 }
2367#endif
2368 }
2369
2370#ifdef TEXT_BLINK
2371 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2372 {
2373 if (!text_blink_ev.is_active ())
2374 {
2375 text_blink_ev.again ();
2376 hidden_text = 0;
2377 }
2378 else if (hidden_text)
2379 fore = back;
2380 }
2381#endif
2382
2383#if ENABLE_STYLES
2384 // "careful" (too wide) character handling
2385
2386 // include previous careful character(s) if possible, looks nicer (best effort...)
2387 while (text > stp
2388 && srp[text - stp - 1] & RS_Careful
2389 && RS_SAME (rend, srp[text - stp - 1]))
2390 text--, count++, xpixel -= fwidth;
2391
2392 // force redraw after "careful" characters to avoid pixel droppings
2393 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2394 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2395
2396 // force redraw before "careful" characters to avoid pixel droppings
2397 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2398 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2399#endif
2400 }
2401
2402 /*
2403 * Actually do the drawing of the string here
2404 */
2405 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2406
2407 if (ecb_likely (have_bg && back == Color_bg))
2408 {
2409 // this is very ugly, maybe push it into ->draw?
2410
2411 for (i = 0; i < count; i++) /* don't draw empty strings */
2412 if (text[i] != ' ')
2413 {
2414 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2415 goto did_clear;
2416 }
2417
2418 CLEAR_CHARS (xpixel, ypixel, count);
2419 did_clear: ;
2420 }
2421 else
2422 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2423
2424 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2425 {
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);
2436 }
2437 } /* for (col....) */
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 (option (Opt_cursorUnderline))
2448 *crp ^= RS_Uline;
2449 else
2450 {
2451 *crp ^= RS_RVid;
2452#ifndef NO_CURSORCOLOR
2453 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2454#endif
2455 }
2456 }
2457 else if (oldcursor.row >= 0)
2458 {
2459 int cursorwidth = 1;
2460 int col = oldcursor.col;
2461
2462 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2463 col--;
2464
2465 while (col + cursorwidth < ncol
2466 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
1933 cursorwidth++; 2467 cursorwidth++;
1934 2468
1935 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1936 [R->screen.cur.col]);
1937
1938 if (showcursor && R->TermWin.focus)
1939 {
1940 *srp ^= RS_RVid;
1941#ifndef NO_CURSORCOLOR 2469#ifndef NO_CURSORCOLOR
1942 cc1 = *srp & (RS_fgMask | RS_bgMask);
1943 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2470 if (ISSET_PIXCOLOR (Color_cursor))
1944 ccol1 = Color_cursor; 2471 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
1945 else 2472 else
1946#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1947 ccol1 = GET_FGCOLOR(R->rstyle);
1948#else
1949 ccol1 = Color_fg;
1950#endif 2473#endif
1951 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2474 XSetForeground (dpy, gc, pix_colors[ccol1]);
1952 ccol2 = Color_cursor2;
1953 else
1954#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1955 ccol2 = GET_BGCOLOR(R->rstyle);
1956#else
1957 ccol2 = Color_bg;
1958#endif
1959 *srp = SET_FGCOLOR(*srp, ccol1);
1960 *srp = SET_BGCOLOR(*srp, ccol2);
1961#endif
1962 }
1963 2475
1964 while (IS_WIDE (*srp)) 2476 XDrawRectangle (dpy, vt, gc,
1965 cursorwidth++, srp++; 2477 Col2Pixel (col),
2478 Row2Pixel (oldcursor.row),
2479 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2480 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
1966 } 2481 }
1967
1968 /* make sure no outline cursor is left around */
1969 setoldcursor = 0;
1970 if (ocrow != -1) {
1971 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1972 || R->screen.cur.col != R->oldcursor.col) {
1973 if (ocrow < R->TermWin.nrow
1974 && R->oldcursor.col < R->TermWin.ncol) {
1975 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1976 }
1977 if (R->TermWin.focus || !showcursor)
1978 R->oldcursor.row = -1;
1979 else
1980 setoldcursor = 1;
1981 } 2482 }
1982 } else if (!R->TermWin.focus) 2483
1983 setoldcursor = 1; 2484 /*
1984 if (setoldcursor) { 2485 * H: cleanup selection
1985 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow) 2486 */
1986 R->oldcursor.row = -1; 2487#if ENABLE_OVERLAY
1987 else { 2488 scr_swap_overlay ();
1988 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start; 2489#endif
1989 R->oldcursor.col = R->screen.cur.col; 2490 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2491
2492 scr_reverse_selection ();
2493
2494 screen.flags = old_screen_flags;
2495 num_scr = 0;
2496 num_scr_allow = 1;
2497}
2498
2499void
2500rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2501{
2502 if (!l.t)
2503 return;
2504
2505 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2506
2507 for (int i = ncol; i--; )
2508 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2509}
2510
2511void
2512rxvt_term::scr_remap_chars () NOTHROW
2513{
2514 for (int i = total_rows; i--; )
2515 scr_remap_chars (row_buf [i]);
2516
2517 for (int i = nrow; i--; )
2518 {
2519 scr_remap_chars (drawn_buf [i]);
2520 scr_remap_chars (swap_buf [i]);
1990 } 2521 }
1991 } 2522}
2523
2524void
2525rxvt_term::scr_recolour (bool refresh) NOTHROW
2526{
2527 bool transparent = false;
2528
2529#ifdef HAVE_BG_PIXMAP
2530 if (bg_pixmap != None)
1992 } 2531 {
1993 2532# ifdef ENABLE_TRANSPARENCY
1994#ifndef NO_SLOW_LINK_SUPPORT 2533 if (bg_flags & BG_IS_TRANSPARENT)
1995/*
1996 * D: CopyArea pass - very useful for slower links
1997 * This has been deliberately kept simple.
1998 */
1999 i = R->num_scr;
2000 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i
2001 && abs(i) < R->TermWin.nrow && !must_clear) {
2002 int16_t nits;
2003 int j;
2004 rend_t *drp2;
2005 text_t *dtp2;
2006 int len, wlen;
2007
2008 j = R->TermWin.nrow;
2009 wlen = len = -1;
2010 row = i > 0 ? 0 : j - 1;
2011 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) {
2012 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) {
2013 stp = R->screen.text[row + row_offset];
2014 srp = R->screen.rend[row + row_offset];
2015 dtp = R->drawn_text[row];
2016 dtp2 = R->drawn_text[row + i];
2017 drp = R->drawn_rend[row];
2018 drp2 = R->drawn_rend[row + i];
2019 for (nits = 0, col = R->TermWin.ncol; col--; )
2020 if (stp[col] != dtp2[col] || srp[col] != drp2[col])
2021 nits--;
2022 else if (stp[col] != dtp[col] || srp[col] != drp[col])
2023 nits++;
2024 if (nits > 8) { /* XXX: arbitrary choice */
2025 for (col = R->TermWin.ncol; col--; ) {
2026 *dtp++ = *dtp2++;
2027 *drp++ = *drp2++;
2028 }
2029 if (len == -1)
2030 len = row;
2031 wlen = row;
2032 continue;
2033 }
2034 }
2035 if (len != -1) {
2036 /* also comes here at end if needed because of >= above */
2037 if (wlen < len)
2038 SWAP_IT(wlen, len, int);
2039 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2040 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2041 R->TermWin.gc, 0, Row2Pixel(len + i),
2042 (unsigned int)TermWin_TotalWidth(),
2043 (unsigned int)Height2Pixel(wlen - len + 1),
2044 0, Row2Pixel(len));
2045 len = -1;
2046 }
2047 }
2048 }
2049#endif
2050
2051/*
2052 * E: main pass across every character
2053 */
2054 for (row = 0; row < R->TermWin.nrow; row++)
2055 { 2534 {
2056 stp = R->screen.text[row + row_offset]; 2535 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2057 srp = R->screen.rend[row + row_offset]; 2536 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2058 dtp = R->drawn_text[row];
2059 drp = R->drawn_rend[row];
2060 2537
2061/* 2538 transparent = true;
2062 * E2: OK, now the real pass
2063 */
2064 int ypixel = (int)Row2Pixel(row);
2065
2066 for (col = 0; col < R->TermWin.ncol; col++) {
2067 /* compare new text with old - if exactly the same then continue */
2068 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2069
2070 if (stp[col] == dtp[col] /* Must match characters to skip. */
2071 && (rend == drp[col] /* Either rendition the same or */
2072 || (stp[col] == ' ' /* space w/ no background change */
2073 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2074 continue;
2075
2076 text_t *text = stp + col;
2077 int count = 1;
2078
2079 /* redraw one or more characters */
2080
2081 dtp[col] = stp[col];
2082 drp[col] = rend;
2083
2084 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2085 continue;
2086
2087 int xpixel = Col2Pixel(col);
2088
2089 // this loop looks very messy, it can probably be optimized
2090 // and cleaned a bit by you?
2091 for (i = 0; ++col < R->TermWin.ncol; )
2092 {
2093 if (stp[col] == NOCHAR)
2094 {
2095 dtp[col] = stp[col];
2096 drp[col] = rend;
2097 count++;
2098
2099 if (i) // only possible skip if char unchanged
2100 i++;
2101
2102 continue;
2103 }
2104
2105 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2106 break;
2107
2108 count++;
2109
2110 if (stp[col] != dtp[col]
2111 || srp[col] != drp[col])
2112 {
2113 if (must_clear && (i++ > (count / 2)))
2114 break;
2115
2116 dtp[col] = stp[col];
2117 drp[col] = rend;
2118 i = 0;
2119 }
2120 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2121 break;
2122 } 2539 }
2123 2540 else
2124 col--; /* went one too far. move back */
2125 count -= i; /* dump any matching trailing chars */
2126
2127/*
2128 * Determine the attributes for the string
2129 */
2130 int fid = GET_FONT(rend);
2131 fore = GET_FGCOLOR(rend);
2132 back = GET_BGCOLOR(rend);
2133 rend = GET_ATTR(rend);
2134
2135 rvid = (rend & RS_RVid) ? 1 : 0;
2136#ifdef OPTION_HC
2137 if (!rvid && (rend & RS_Blink))
2138 {
2139 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2140 back = Color_HC;
2141 else
2142 rvid = !rvid; /* fall back */
2143 }
2144#endif
2145 if (rvid)
2146 {
2147 SWAP_IT(fore, back, int);
2148
2149#ifndef NO_BOLD_UNDERLINE_REVERSE
2150 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2151# ifndef NO_CURSORCOLOR
2152 && !ISSET_PIXCOLOR(R, Color_cursor)
2153# endif 2541# endif
2154 ) 2542 {
2155 back = Color_RV; 2543 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2156#endif 2544 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2157 } 2545 }
2158#ifndef NO_BOLD_UNDERLINE_REVERSE 2546 }
2159 else if (rend & RS_Bold) 2547 else
2160 {
2161 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD))
2162 {
2163 fore = Color_BD;
2164# ifndef VERYBOLD
2165 rend &= ~RS_Bold; /* we've taken care of it */
2166# endif 2548#endif
2167 } 2549 {
2168 } 2550 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2169 else if (rend & RS_Uline) 2551 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2170 {
2171 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2172 {
2173 fore = Color_UL;
2174 rend &= ~RS_Uline; /* we've taken care of it */
2175 }
2176 }
2177#endif
2178
2179/*
2180 * Actually do the drawing of the string here
2181 */
2182 rxvt_font *font = (*R->TermWin.fontset)[fid];
2183
2184 if (back == Color_bg)
2185 {
2186 if (must_clear)
2187 {
2188 for (i = 0; i < count; i++) /* don't draw empty strings */
2189 if (text[i] != ' ') {
2190 font->draw (xpixel, ypixel, text, count, fore, -1);
2191 goto nodraw;
2192 }
2193 CLEAR_CHARS(xpixel, ypixel, count);
2194nodraw: ;
2195 }
2196 else
2197 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2198 } else
2199 font->draw (xpixel, ypixel, text, count, fore, back);
2200
2201 if ((rend & RS_Uline) && (font->descent > 1))
2202 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2203 xpixel, ypixel + font->ascent + 1,
2204 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2205 } /* for (col....) */
2206 } /* for (row....) */
2207
2208/*
2209 * G: cleanup cursor and display outline cursor if necessary
2210 */
2211 if (showcursor) {
2212 if (R->TermWin.focus) {
2213 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2214 [R->screen.cur.col]);
2215 *srp ^= RS_RVid;
2216#ifndef NO_CURSORCOLOR
2217 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2218#endif
2219 } else if (R->oldcursor.row >= 0) {
2220#ifndef NO_CURSORCOLOR
2221 unsigned long gcmask; /* Graphics Context mask */
2222
2223 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) {
2224 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2225 } 2552 }
2226#endif 2553
2227 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2554 XClearWindow (dpy, parent);
2228 Col2Pixel(R->oldcursor.col), 2555
2229 Row2Pixel(R->oldcursor.row), 2556 if (scrollBar.win)
2230 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2231 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2232 }
2233 } 2557 {
2234/* 2558 if (transparent)
2235 * H: cleanup selection 2559 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2236 */ 2560 else
2237 rxvt_scr_reverse_selection(aR); 2561 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2562 scrollBar.state = SB_STATE_IDLE;
2563 scrollBar.show (0);
2564 }
2238 2565
2239/* 2566 if (refresh)
2240 * I: other general cleanup 2567 {
2241 */ 2568 scr_clear ();
2242 if (clearfirst && R->TermWin.int_bwidth) 2569 scr_touch (true);
2243 /* 2570 }
2244 * clear the whole screen height, note that width == 0 is treated 2571 want_refresh = 1;
2245 * specially by XClearArea
2246 */
2247 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2248 (unsigned int)R->TermWin.int_bwidth,
2249 (unsigned int)TermWin_TotalHeight(), False);
2250 if (clearlast && R->TermWin.int_bwidth)
2251 /*
2252 * clear the whole screen height, note that width == 0 is treated
2253 * specially by XClearArea
2254 */
2255 XClearArea(R->Xdisplay, R->TermWin.vt,
2256 R->TermWin.width + R->TermWin.int_bwidth, 0,
2257 (unsigned int)R->TermWin.int_bwidth,
2258 (unsigned int)TermWin_TotalHeight(), False);
2259 if (refresh_type & SMOOTH_REFRESH)
2260 XSync(R->Xdisplay, False);
2261
2262 R->num_scr = 0;
2263 R->num_scr_allow = 1;
2264 R->want_refresh = 0; /* screen is current */
2265} 2572}
2266/* ------------------------------------------------------------------------- */
2267 2573
2268/* EXTPROTO */ 2574/* ------------------------------------------------------------------------- */
2269void 2575void
2270rxvt_scr_clear(pR) 2576rxvt_term::scr_clear (bool really) NOTHROW
2271{ 2577{
2272 if (!R->TermWin.mapped) 2578 if (!mapped)
2273 return; 2579 return;
2580
2274 R->num_scr_allow = 0; 2581 num_scr_allow = 0;
2275 R->want_refresh = 1; 2582 want_refresh = 1;
2276#ifdef TRANSPARENT
2277 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2278 int i;
2279 2583
2280 if (!(R->Options & Opt_transparent_all)) 2584 if (really)
2281 i = 0; 2585 XClearWindow (dpy, vt);
2282 else 2586}
2283 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2587
2284 for (; i--;) 2588void
2285 if (R->TermWin.parent[i] != None) 2589rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2286 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2590{
2591 int view_end = view_start + nrow;
2592 int row, col;
2593
2594 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2287 } 2595 {
2288#endif 2596 text_t *stp = ROW(row).t;
2289 XClearWindow(R->Xdisplay, R->TermWin.vt); 2597 rend_t *srp = ROW(row).r;
2290}
2291 2598
2292/* ------------------------------------------------------------------------- */ 2599 for (col = beg_col; col < end_col; col++)
2293/* INTPROTO */ 2600 srp[col] ^= rstyle1;
2294void
2295rxvt_scr_reverse_selection(pR)
2296{
2297 int i, col, row, end_row;
2298 rend_t *srp;
2299 2601
2300 if (R->selection.op && R->current_screen == R->selection.screen) { 2602 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2301 end_row = R->TermWin.saveLines - R->TermWin.view_start; 2603 srp[col] ^= rstyle2;
2302 i = R->selection.beg.row + R->TermWin.saveLines; 2604
2303 row = R->selection.end.row + R->TermWin.saveLines; 2605 if (++col < end_col)
2304 if (i >= end_row) 2606 srp[col] ^= rstyle2;
2305 col = R->selection.beg.col; 2607 }
2306 else { 2608}
2609
2610void
2611rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2612{
2613 int view_end = view_start + nrow;
2614 int row, col;
2615
2616 if (beg_row >= view_start)
2617 {
2618 col = beg_col;
2619 row = beg_row;
2620 }
2621 else
2622 {
2307 col = 0; 2623 col = 0;
2308 i = end_row; 2624 row = view_start;
2309 } 2625 }
2310 end_row += R->TermWin.nrow; 2626
2311 for (; i < row && i < end_row; i++, col = 0) 2627 for (; row < min (end_row, view_end); row++, col = 0)
2312 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2628 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2313#ifndef OPTION_HC 2629 srp[col] ^= rstyle;
2314 srp[col] ^= RS_RVid; 2630
2315#else 2631 if (row == end_row)
2316 srp[col] ^= RS_Blink; 2632 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2633 srp[col] ^= rstyle;
2634}
2635
2636/* ------------------------------------------------------------------------- */
2637void
2638rxvt_term::scr_reverse_selection () NOTHROW
2639{
2640 if (selection.op
2641 && current_screen == selection.screen
2642 && selection.end.row >= view_start)
2643 {
2644#if !ENABLE_MINIMAL
2645 if (selection.rect)
2646 scr_xor_rect (selection.beg.row, selection.beg.col,
2647 selection.end.row, selection.end.col,
2648 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2649 else
2317#endif 2650#endif
2318 if (i == row && i < end_row) 2651 scr_xor_span (selection.beg.row, selection.beg.col,
2319 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2652 selection.end.row, selection.end.col,
2320#ifndef OPTION_HC 2653 RS_Sel | RS_RVid);
2321 srp[col] ^= RS_RVid;
2322#else
2323 srp[col] ^= RS_Blink;
2324#endif
2325 } 2654 }
2326} 2655}
2327 2656
2328/* ------------------------------------------------------------------------- */ 2657/* ------------------------------------------------------------------------- */
2329/* 2658/*
2330 * Dump the whole scrollback and screen to the passed filedescriptor. The 2659 * Dump the whole scrollback and screen to the passed filedescriptor. The
2331 * invoking routine must close the fd. 2660 * invoking routine must close the fd.
2332 */ 2661 */
2333#if 0 2662#if 0
2334/* EXTPROTO */
2335void 2663void
2336rxvt_scr_dump(pR_ int fd) 2664rxvt_term::scr_dump (int fd) NOTHROW
2337{ 2665{
2338 int row, wrote; 2666 int row, wrote;
2339 unsigned int width, towrite; 2667 unsigned int width, towrite;
2340 char r1[] = "\n"; 2668 const char r1[] = "\n";
2341 2669
2342 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2670 for (row = saveLines + top_row;
2343 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2671 row < saveLines + nrow - 1; row++)
2344 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2672 {
2345 : R->TermWin.ncol; 2673 width = row_buf[row].l >= 0 ? row_buf[row].l
2674 : ncol;
2346 for (towrite = width; towrite; towrite -= wrote) { 2675 for (towrite = width; towrite; towrite -= wrote)
2676 {
2347 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2677 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2348 towrite); 2678 towrite);
2349 if (wrote < 0) 2679 if (wrote < 0)
2350 return; /* XXX: death, no report */ 2680 return; /* XXX: death, no report */
2351 } 2681 }
2352 if (R->screen.tlen[row] >= 0) 2682 if (row_buf[row].l >= 0)
2353 if (write(fd, r1, 1) <= 0) 2683 if (write (fd, r1, 1) <= 0)
2354 return; /* XXX: death, no report */ 2684 return; /* XXX: death, no report */
2355 } 2685 }
2356} 2686}
2357#endif 2687#endif
2358 2688
2359/* ------------------------------------------------------------------------- * 2689/* ------------------------------------------------------------------------- *
2360 * CHARACTER SELECTION * 2690 * CHARACTER SELECTION *
2361 * ------------------------------------------------------------------------- */ 2691 * ------------------------------------------------------------------------- */
2362
2363/*
2364 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2365 */
2366/* EXTPROTO */
2367void 2692void
2368rxvt_selection_check(pR_ int check_more) 2693rxvt_term::selection_check (int check_more) NOTHROW
2369{ 2694{
2370 row_col_t pos;
2371
2372 if (!R->selection.op) 2695 if (!selection.op)
2373 return; 2696 return;
2374 2697
2698 row_col_t pos;
2375 pos.row = pos.col = 0; 2699 pos.row = pos.col = 0;
2376 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2700
2377 || (R->selection.beg.row >= R->TermWin.nrow) 2701 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2378 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2702 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2379 || (R->selection.mark.row >= R->TermWin.nrow) 2703 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2380 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2381 || (R->selection.end.row >= R->TermWin.nrow)
2382 || (check_more == 1 2704 || (check_more == 1
2383 && R->current_screen == R->selection.screen 2705 && current_screen == selection.screen
2384 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2706 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2385 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2707 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2386 || (check_more == 2 2708 || (check_more == 2
2387 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2709 && ROWCOL_IS_BEFORE (selection.beg, pos)
2388 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2710 && ROWCOL_IS_AFTER (selection.end, pos))
2389 || (check_more == 3 2711 || (check_more == 3
2390 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2712 && ROWCOL_IS_AFTER (selection.end, pos)))
2391 || (check_more == 4 /* screen width change */
2392 && (R->selection.beg.row != R->selection.end.row
2393 || R->selection.end.col > R->TermWin.ncol)))
2394 CLEAR_SELECTION(R); 2713 CLEAR_ALL_SELECTION ();
2395} 2714}
2396 2715
2397/* ------------------------------------------------------------------------- */ 2716/* ------------------------------------------------------------------------- */
2398/* 2717/*
2399 * Paste a selection direct to the command fd 2718 * Paste a selection direct to the command fd
2400 */ 2719 */
2401/* INTPROTO */
2402void 2720void
2403rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2721rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2404{ 2722{
2405 unsigned int i, j, n;
2406 unsigned char *ds = (unsigned char *)rxvt_malloc(PROP_SIZE);
2407
2408/* convert normal newline chars into common keyboard Return key sequence */ 2723 /* convert normal newline chars into common keyboard Return key sequence */
2409 for (i = 0; i < nitems; i += PROP_SIZE) { 2724 for (unsigned int i = 0; i < len; i++)
2410 n = min(nitems - i, PROP_SIZE); 2725 if (data[i] == C0_LF)
2411 MEMCPY(ds, data + i, n); 2726 data[i] = C0_CR;
2412 for (j = 0; j < n; j++)
2413 if (ds[j] == '\n')
2414 ds[j] = '\r';
2415 rxvt_tt_write(aR_ ds, (int)n);
2416 }
2417 free(ds);
2418}
2419 2727
2420/* ------------------------------------------------------------------------- */ 2728 if (priv_modes & PrivMode_BracketPaste)
2421/* 2729 tt_printf ("\e[200~");
2422 * Respond to a notification that a primary selection has been sent
2423 * EXT: SelectionNotify
2424 */
2425/* EXTPROTO */
2426int
2427rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2428{
2429 long nread = 0;
2430 unsigned long bytes_after;
2431 XTextProperty ct;
2432#ifdef MULTICHAR_SET
2433 int dummy_count;
2434 char **cl;
2435#endif
2436 2730
2437 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2731 tt_write (data, len);
2438 2732
2439 if (prop == None) { /* check for failed XConvertSelection */ 2733 if (priv_modes & PrivMode_BracketPaste)
2440#ifdef MULTICHAR_SET 2734 tt_printf ("\e[201~");
2441 if ((R->selection_type & Sel_CompoundText)) {
2442 int selnum = R->selection_type & Sel_whereMask;
2443
2444 R->selection_type = 0;
2445 if (selnum != Sel_direct)
2446 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2447 }
2448#endif
2449 return 0;
2450 }
2451 for (;;) {
2452 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2453 (long)(PROP_SIZE / 4), delete_prop,
2454 AnyPropertyType, &ct.encoding, &ct.format,
2455 &ct.nitems, &bytes_after,
2456 &ct.value) != Success)
2457 break;
2458 if (ct.encoding == 0) {
2459 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2460 break;
2461 }
2462 if (ct.value == NULL) {
2463 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2464 continue;
2465 }
2466 if (ct.nitems == 0) {
2467 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2468 if (R->selection_wait == Sel_normal && nread == 0) {
2469 /*
2470 * pass through again trying CUT_BUFFER0 if we've come from
2471 * XConvertSelection() but nothing was presented
2472 */
2473 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2474 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2475 }
2476 nread = -1; /* discount any previous stuff */
2477 break;
2478 }
2479 nread += ct.nitems;
2480#ifdef MULTICHAR_SET
2481 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl,
2482 &dummy_count) == Success && cl) {
2483 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0]));
2484 XFreeStringList(cl);
2485 } else
2486#endif
2487 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems);
2488 if (bytes_after == 0)
2489 break;
2490 XFree(ct.value);
2491 }
2492 if (ct.value)
2493 XFree(ct.value);
2494 if (R->selection_wait == Sel_normal)
2495 R->selection_wait = Sel_none;
2496 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2497 return (int)nread;
2498} 2735}
2499 2736
2500/*
2501 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2502 */
2503/* EXTPROTO */
2504void 2737void
2505rxvt_selection_property(pR_ Window win, Atom prop) 2738rxvt_term::paste (char *data, unsigned int len) NOTHROW
2506{ 2739{
2507 int reget_time = 0; 2740 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2508
2509 if (prop == None)
2510 return;
2511 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2512 if (R->selection_wait == Sel_normal) {
2513 int a, afmt;
2514 Atom atype;
2515 unsigned long bytes_after, nitems;
2516 unsigned char *s = NULL;
2517
2518 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2519 R->xa[XA_INCR], &atype, &afmt, &nitems,
2520 &bytes_after, &s);
2521 if (s)
2522 XFree(s);
2523 if (a != Success)
2524 return; 2741 return;
2525#ifndef __CYGWIN32__ 2742
2526 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */ 2743 tt_paste (data, len);
2527 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2528 XDeleteProperty(R->Xdisplay, win, prop);
2529 XFlush(R->Xdisplay);
2530 reget_time = 1;
2531 R->selection_wait = Sel_incr;
2532 }
2533#endif
2534 } else if (R->selection_wait == Sel_incr) {
2535 reget_time = 1;
2536 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2537 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2538 R->selection_wait = Sel_none;
2539 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2540 }
2541 }
2542 if (reget_time) { /* received more data so reget time */
2543 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2544 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2545 }
2546} 2744}
2745
2547/* ------------------------------------------------------------------------- */ 2746/* ------------------------------------------------------------------------- */
2548/* 2747/*
2549 * Request the current selection: 2748 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2550 * Order: > internal selection if available 2749 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2551 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2750 * as fallback
2552 * > CUT_BUFFER0
2553 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2554 * will auto fallback to CUT_BUFFER0
2555 * EXT: button 2 release 2751 * EXT: button 2 release
2556 */ 2752 */
2557/* EXTPROTO */
2558void 2753void
2559rxvt_selection_request(pR_ Time tm, int x, int y) 2754rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2560{ 2755{
2561 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2756 if (!selection_req)
2562 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2563 return; /* outside window */
2564
2565 if (R->selection.text != NULL) { /* internal selection */
2566 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2567 rxvt_PasteIt(aR_ R->selection.text, R->selection.len);
2568 return;
2569 } else {
2570 int i;
2571
2572 R->selection_request_time = tm;
2573 R->selection_wait = Sel_normal;
2574 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2575#ifdef MULTICHAR_SET
2576 R->selection_type = Sel_CompoundText;
2577#else
2578 R->selection_type = 0;
2579#endif
2580 if (rxvt_selection_request_other(aR_
2581#ifdef MULTICHAR_SET
2582 R->xa[XA_COMPOUND_TEXT],
2583#else
2584 XA_STRING,
2585#endif
2586 i))
2587 return;
2588 }
2589 } 2757 {
2590 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2758 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2591 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2759 selection_req->run ();
2592 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2593}
2594
2595/* INTPROTO */
2596int
2597rxvt_selection_request_other(pR_ Atom target, int selnum)
2598{
2599 Atom sel;
2600#ifdef DEBUG_SELECT
2601 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2602#endif
2603
2604 R->selection_type |= selnum;
2605 if (selnum == Sel_Primary)
2606 sel = XA_PRIMARY;
2607 else if (selnum == Sel_Secondary)
2608 sel = XA_SECONDARY;
2609 else
2610 sel = R->xa[XA_CLIPBOARD];
2611 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2612 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2613 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2614 R->TermWin.vt, R->selection_request_time);
2615 return 1;
2616 } 2760 }
2617 return 0;
2618} 2761}
2619 2762
2620/* ------------------------------------------------------------------------- */ 2763/* ------------------------------------------------------------------------- */
2621/* 2764/*
2622 * Clear all selected text 2765 * Clear all selected text
2623 * EXT: SelectionClear 2766 * EXT: SelectionClear
2624 */ 2767 */
2625/* EXTPROTO */
2626void 2768void
2627rxvt_selection_clear(pR) 2769rxvt_term::selection_clear (bool clipboard) NOTHROW
2628{ 2770{
2629 D_SELECT((stderr, "rxvt_selection_clear()")); 2771 if (!clipboard)
2630 2772 {
2631 R->want_refresh = 1; 2773 want_refresh = 1;
2632 if (R->selection.text) 2774 free (selection.text);
2633 free(R->selection.text);
2634 R->selection.text = NULL; 2775 selection.text = NULL;
2635 R->selection.len = 0; 2776 selection.len = 0;
2636 CLEAR_SELECTION(R); 2777 CLEAR_SELECTION ();
2778
2779 if (display->selection_owner == this)
2780 display->selection_owner = 0;
2781 }
2782 else
2783 {
2784 free (selection.clip_text);
2785 selection.clip_text = NULL;
2786 selection.clip_len = 0;
2787
2788 if (display->clipboard_owner == this)
2789 display->clipboard_owner = 0;
2790 }
2637} 2791}
2638 2792
2639/* ------------------------------------------------------------------------- */ 2793/* ------------------------------------------------------------------------- */
2640/* 2794/*
2641 * Copy a selection into the cut buffer 2795 * Copy a selection into the cut buffer
2642 * EXT: button 1 or 3 release 2796 * EXT: button 1 or 3 release
2643 */ 2797 */
2644/* EXTPROTO */
2645void 2798void
2646rxvt_selection_make(pR_ Time tm) 2799rxvt_term::selection_make (Time tm)
2647{ 2800{
2648 int i, col, end_col, row, end_row; 2801 int size;
2649 unsigned char *new_selection_text; 2802 wchar_t *new_selection_text;
2650 char *str; 2803 text_t *t;
2651 text_t *t;
2652#ifdef ACS_ASCII
2653 rend_t *re;
2654#endif
2655 2804
2656 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2657 switch (R->selection.op) { 2805 switch (selection.op)
2806 {
2658 case SELECTION_CONT: 2807 case SELECTION_CONT:
2659 break; 2808 break;
2660 case SELECTION_INIT: 2809 case SELECTION_INIT:
2661 CLEAR_SELECTION(R); 2810 CLEAR_SELECTION ();
2662 /* FALLTHROUGH */ 2811 /* FALLTHROUGH */
2663 case SELECTION_BEGIN: 2812 case SELECTION_BEGIN:
2664 R->selection.op = SELECTION_DONE; 2813 selection.op = SELECTION_DONE;
2665 /* FALLTHROUGH */ 2814 /* FALLTHROUGH */
2666 default: 2815 default:
2667 return; 2816 return;
2668 } 2817 }
2818
2669 R->selection.op = SELECTION_DONE; 2819 selection.op = SELECTION_DONE;
2670 2820
2671 if (R->selection.clicks == 4) 2821 if (selection.clicks == 4)
2672 return; /* nothing selected, go away */ 2822 return; /* nothing selected, go away */
2673 2823
2824 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2825 return;
2826
2674 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2827 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2675 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2828 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2676 2829
2677 new_selection_text = (unsigned char *)str; 2830 int ofs = 0;
2831 int extra = 0;
2678 2832
2679 col = R->selection.beg.col; 2833 int col = selection.beg.col;
2680 MAX_IT(col, 0); 2834 int row = selection.beg.row;
2681 row = R->selection.beg.row + R->TermWin.saveLines;
2682 end_row = R->selection.end.row + R->TermWin.saveLines;
2683 2835
2836 int end_col;
2837
2684 for (; row <= end_row; row++, col = 0) 2838 for (; row <= selection.end.row; row++, col = 0)
2839 {
2840#if !ENABLE_MINIMAL
2841 if (selection.rect)
2685 { 2842 {
2686 t = &(R->screen.text[row][col]); 2843 col = selection.beg.col;
2844 end_col = selection.end.col;
2845 }
2846 else
2847#endif
2848 end_col = ROW(row).l;
2687 2849
2688 end_col = R->screen.tlen[row]; 2850 col = max (col, 0);
2689 2851
2690 if (end_col == -1)
2691 end_col = R->TermWin.ncol;
2692
2693 if (row == end_row) 2852 if (row == selection.end.row)
2694 MIN_IT (end_col, R->selection.end.col); 2853 min_it (end_col, selection.end.col);
2695 2854
2855 t = ROW(row).t + col;
2856
2696 for (; col < end_col; col++) 2857 for (; col < end_col; col++)
2858 {
2697 if (*t == NOCHAR) 2859 if (*t == NOCHAR)
2698 t++; 2860 t++;
2861#if ENABLE_COMBINING
2862 else if (IS_COMPOSE (*t))
2863 {
2864 int len = rxvt_composite.expand (*t, 0);
2865
2866 extra -= (len - 1);
2867
2868 if (extra < 0)
2869 {
2870 extra += size;
2871 size += size;
2872 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2873 }
2874
2875 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2876 }
2877#endif
2699 else 2878 else
2700 { 2879 new_selection_text[ofs++] = *t++;
2701 int len = wctomb (str, *t++);
2702 if (len > 0)
2703 str += len;
2704 }
2705
2706 if (R->screen.tlen[row] != -1 && row != end_row)
2707 *str++ = '\n';
2708 } 2880 }
2709 2881
2710#ifndef NO_OLD_SELECTION 2882#if !ENABLE_MINIMAL
2711 if (R->selection_style == OLD_SELECT) 2883 if (selection.rect)
2712 if (end_col == R->TermWin.ncol)
2713 *str++ = '\n';
2714#endif
2715#ifndef NO_NEW_SELECTION
2716 if (R->selection_style != OLD_SELECT)
2717 if (end_col != R->selection.end.col)
2718 *str++ = '\n';
2719#endif
2720 *str = '\0';
2721
2722 i = str - (char *)new_selection_text;
2723 if (i == 0)
2724 { 2884 {
2885 while (ofs
2886 && new_selection_text[ofs - 1] != C0_LF
2887 && unicode::is_space (new_selection_text[ofs - 1]))
2888 --ofs;
2889
2890 new_selection_text[ofs++] = C0_LF;
2891 }
2892 else
2893#endif
2894 if (!ROW(row).is_longer ()
2895 && (row != selection.end.row || end_col != selection.end.col)
2896 && (row != selection.beg.row || selection.beg.col < ncol))
2897 new_selection_text[ofs++] = C0_LF;
2898 }
2899
2900 new_selection_text[ofs] = 0;
2901
2902 if (ofs == 0)
2903 {
2725 free (new_selection_text); 2904 free (new_selection_text);
2726 return; 2905 return;
2727 } 2906 }
2728 2907
2729 // due to MB_MAX_CUR, selection wastage is usually high
2730 if (str - (char *)new_selection_text > 1024)
2731 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2732
2733 R->selection.len = i;
2734 if (R->selection.text)
2735 free (R->selection.text); 2908 free (selection.text);
2736 2909
2737 R->selection.text = new_selection_text; 2910 // we usually allocate much more than necessary, so realloc it smaller again
2911 selection.len = ofs;
2912 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2738 2913
2739 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2914 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2740 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2915 return;
2741 rxvt_print_error("can't get primary selection"); 2916
2742 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2917 selection_grab (tm);
2743 PropModeReplace, R->selection.text, (int)R->selection.len); 2918}
2919
2920bool
2921rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2922{
2923 Atom sel;
2924
2925 if (!clipboard)
2926 {
2744 R->selection_time = tm; 2927 selection_time = tm;
2745 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2928 sel = XA_PRIMARY;
2929 }
2930 else
2931 {
2932 clipboard_time = tm;
2933 sel = xa[XA_CLIPBOARD];
2934 }
2935
2936 XSetSelectionOwner (dpy, sel, vt, tm);
2937 if (XGetSelectionOwner (dpy, sel) == vt)
2938 {
2939 display->set_selection_owner (this, clipboard);
2940 return true;
2941 }
2942 else
2943 {
2944 selection_clear (clipboard);
2945 return false;
2946 }
2947
2948#if 0
2949 XTextProperty ct;
2950
2951 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2952 {
2953 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2954 XFree (ct.value);
2955 }
2956#endif
2746} 2957}
2747 2958
2748/* ------------------------------------------------------------------------- */ 2959/* ------------------------------------------------------------------------- */
2749/* 2960/*
2750 * Mark or select text based upon number of clicks: 1, 2, or 3 2961 * Mark or select text based upon number of clicks: 1, 2, or 3
2751 * EXT: button 1 press 2962 * EXT: button 1 press
2752 */ 2963 */
2753/* EXTPROTO */
2754void 2964void
2755rxvt_selection_click(pR_ int clicks, int x, int y) 2965rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2756{ 2966{
2757 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2758
2759 clicks = ((clicks - 1) % 3) + 1; 2967 clicks = ((clicks - 1) % 3) + 1;
2760 R->selection.clicks = clicks; /* save clicks so extend will work */ 2968 selection.clicks = clicks; /* save clicks so extend will work */
2761 2969
2970 if (clicks == 2 && !selection.rect
2971 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2972 {
2973 MEvent.clicks = 1; // what a mess
2974 selection.screen = current_screen;
2975 selection.op = SELECTION_CONT;
2976 return;
2977 }
2978
2762 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2979 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2980
2763 if (clicks == 2 || clicks == 3) 2981 if (clicks == 2 || clicks == 3)
2764 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2982 selection_extend_colrow (selection.mark.col,
2765 R->selection.mark.row 2983 selection.mark.row - view_start,
2766 + R->TermWin.view_start, 2984 0, /* button 3 */
2767 0, /* button 3 */ 2985 1, /* button press */
2768 1, /* button press */ 2986 0); /* click change */
2769 0); /* click change */
2770} 2987}
2771 2988
2772/* ------------------------------------------------------------------------- */ 2989/* ------------------------------------------------------------------------- */
2773/* 2990/*
2774 * Mark a selection at the specified col/row 2991 * Mark a selection at the specified col/row
2775 */ 2992 */
2776/* INTPROTO */
2777void 2993void
2778rxvt_selection_start_colrow(pR_ int col, int row) 2994rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2779{ 2995{
2780 R->want_refresh = 1; 2996 want_refresh = 1;
2997
2998 selection.mark.row = row + view_start;
2781 R->selection.mark.col = col; 2999 selection.mark.col = col;
2782 R->selection.mark.row = row - R->TermWin.view_start; 3000
2783 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3001 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2784 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3002 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3003
3004 while (selection.mark.col > 0
3005 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2785 MAX_IT(R->selection.mark.col, 0); 3006 --selection.mark.col;
2786 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2787 3007
2788 if (R->selection.op) { /* clear the old selection */ 3008 if (selection.op)
3009 {
3010 /* clear the old selection */
2789 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3011 selection.beg.row = selection.end.row = selection.mark.row;
2790 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3012 selection.beg.col = selection.end.col = selection.mark.col;
2791 } 3013 }
3014
2792 R->selection.op = SELECTION_INIT; 3015 selection.op = SELECTION_INIT;
2793 R->selection.screen = R->current_screen; 3016 selection.screen = current_screen;
2794} 3017}
2795 3018
2796/* ------------------------------------------------------------------------- */ 3019/* ------------------------------------------------------------------------- */
2797/* 3020/*
2798 * Word select: select text for 2 clicks 3021 * Word select: select text for 2 clicks
2799 * We now only find out the boundary in one direction 3022 * We now only find out the boundary in one direction
2800 */ 3023 */
2801 3024
2802/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3025/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2803#define DELIMIT_TEXT(x) \ 3026#define DELIMIT_TEXT(x) \
2804 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3027 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2805#ifdef MULTICHAR_SET
2806# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2807#else
2808# define DELIMIT_REND(x) 1 3028#define DELIMIT_REND(x) 1
2809#endif
2810 3029
2811/* INTPROTO */
2812void 3030void
2813rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3031rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2814{ 3032{
2815 int col, row, dirnadd, tcol, trow, w1, w2; 3033 int col, row, dirnadd, tcol, trow, w1, w2;
2816 row_col_t bound; 3034 row_col_t bound;
2817 text_t *stp; 3035 text_t *stp;
2818 rend_t *srp; 3036 rend_t *srp;
2819 3037
2820 if (dirn == UP) { 3038 if (dirn == UP)
2821 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1;
2822 bound.col = 0;
2823 dirnadd = -1;
2824 } else {
2825 bound.row = R->TermWin.saveLines + R->TermWin.nrow;
2826 bound.col = R->TermWin.ncol - 1;
2827 dirnadd = 1;
2828 } 3039 {
2829 row = mark->row + R->TermWin.saveLines; 3040 bound.row = top_row - 1;
3041 bound.col = 0;
3042 dirnadd = -1;
3043 }
3044 else
3045 {
3046 bound.row = nrow;
3047 bound.col = ncol - 1;
3048 dirnadd = 1;
3049 }
3050
3051 row = mark->row;
2830 col = mark->col; 3052 col = max (mark->col, 0);
2831 MAX_IT(col, 0); 3053
2832/* find the edge of a word */ 3054 /* find the edge of a word */
2833 stp = &(R->screen.text[row][col]); 3055 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2834 w1 = DELIMIT_TEXT(*stp); 3056 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2835 3057
2836 if (R->selection_style != NEW_SELECT) {
2837 if (w1 == 1) {
2838 stp += dirnadd;
2839 if (DELIMIT_TEXT(*stp) == 1)
2840 goto Old_Word_Selection_You_Die;
2841 col += dirnadd;
2842 }
2843 w1 = 0;
2844 }
2845 srp = (&R->screen.rend[row][col]);
2846 w2 = DELIMIT_REND(*srp);
2847
2848 for (;;) { 3058 for (;;)
3059 {
2849 for (; col != bound.col; col += dirnadd) { 3060 for (; col != bound.col; col += dirnadd)
3061 {
2850 stp += dirnadd; 3062 stp += dirnadd;
3063 srp += dirnadd;
3064
3065 if (*stp == NOCHAR)
3066 continue;
3067
2851 if (DELIMIT_TEXT(*stp) != w1) 3068 if (DELIMIT_TEXT (*stp) != w1)
2852 break; 3069 break;
2853 srp += dirnadd;
2854 if (DELIMIT_REND(*srp) != w2) 3070 if (DELIMIT_REND (*srp) != w2)
2855 break; 3071 break;
2856 } 3072 }
3073
2857 if ((col == bound.col) && (row != bound.row)) { 3074 if ((col == bound.col) && (row != bound.row))
2858 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) { 3075 {
2859 trow = row + dirnadd; 3076 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2860 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0; 3077 {
2861 if (R->screen.text[trow] == NULL) 3078 trow = row + dirnadd;
2862 break; 3079 tcol = dirn == UP ? ncol - 1 : 0;
2863 stp = &(R->screen.text[trow][tcol]); 3080
2864 srp = &(R->screen.rend[trow][tcol]); 3081 if (!ROW(trow).t)
3082 break;
3083
3084 stp = ROW(trow).t + tcol;
3085 srp = ROW(trow).r + tcol;
3086
2865 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2) 3087 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3088 break;
3089
3090 row = trow;
3091 col = tcol;
3092 continue;
3093 }
3094 }
2866 break; 3095 break;
2867 row = trow;
2868 col = tcol;
2869 continue;
2870 } 3096 }
2871 }
2872 break;
2873 }
2874 Old_Word_Selection_You_Die:
2875 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2876 3097
2877 if (dirn == DN) 3098 if (dirn == DN)
2878 col++; /* put us on one past the end */ 3099 col++; /* put us on one past the end */
2879 3100
2880/* Poke the values back in */ 3101 /* Poke the values back in */
2881 ret->row = row - R->TermWin.saveLines; 3102 ret->row = row;
2882 ret->col = col; 3103 ret->col = col;
2883} 3104}
2884 3105
2885/* ------------------------------------------------------------------------- */ 3106/* ------------------------------------------------------------------------- */
2886/* 3107/*
2887 * Extend the selection to the specified x/y pixel location 3108 * Extend the selection to the specified x/y pixel location
2888 * EXT: button 3 press; button 1 or 3 drag 3109 * EXT: button 3 press; button 1 or 3 drag
2889 * flag == 0 ==> button 1 3110 * flag == 0 ==> button 1
2890 * flag == 1 ==> button 3 press 3111 * flag == 1 ==> button 3 press
2891 * flag == 2 ==> button 3 motion 3112 * flag == 2 ==> button 3 motion
2892 */ 3113 */
2893/* EXTPROTO */
2894void 3114void
2895rxvt_selection_extend(pR_ int x, int y, int flag) 3115rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2896{ 3116{
2897 int col, row; 3117 int col = clamp (Pixel2Col (x), 0, ncol);
3118 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2898 3119
2899 col = Pixel2Col(x); 3120 /*
2900 row = Pixel2Row(y);
2901 MAX_IT(row, 0);
2902 MIN_IT(row, (int)R->TermWin.nrow - 1);
2903 MAX_IT(col, 0);
2904 MIN_IT(col, (int)R->TermWin.ncol);
2905#ifndef NO_NEW_SELECTION
2906/*
2907 * If we're selecting characters (single click) then we must check first 3121 * If we're selecting characters (single click) then we must check first
2908 * if we are at the same place as the original mark. If we are then 3122 * if we are at the same place as the original mark. If we are then
2909 * select nothing. Otherwise, if we're to the right of the mark, you have to 3123 * select nothing. Otherwise, if we're to the right of the mark, you have to
2910 * be _past_ a character for it to be selected. 3124 * be _past_ a character for it to be selected.
2911 */ 3125 */
2912 if (R->selection_style != OLD_SELECT) {
2913 if (((R->selection.clicks % 3) == 1) && !flag 3126 if (((selection.clicks % 3) == 1) && !flag
2914 && (col == R->selection.mark.col 3127 && (col == selection.mark.col
2915 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3128 && (row == selection.mark.row - view_start)))
3129 {
2916 /* select nothing */ 3130 /* select nothing */
2917 R->selection.beg.row = R->selection.end.row = 0; 3131 selection.beg.row = selection.end.row = 0;
2918 R->selection.beg.col = R->selection.end.col = 0; 3132 selection.beg.col = selection.end.col = 0;
2919 R->selection.clicks = 4; 3133 selection.clicks = 4;
2920 R->want_refresh = 1; 3134 want_refresh = 1;
2921 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2922 return; 3135 return;
2923 }
2924 } 3136 }
2925#endif 3137
2926 if (R->selection.clicks == 4) 3138 if (selection.clicks == 4)
2927 R->selection.clicks = 1; 3139 selection.clicks = 1;
3140
2928 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3141 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2929 flag == 1 ? 1 : 0, /* ? button press */ 3142 flag == 1 ? 1 : 0, /* ? button press */
2930 0); /* no click change */ 3143 0); /* no click change */
2931} 3144}
2932 3145
2933/* ------------------------------------------------------------------------- */ 3146/* ------------------------------------------------------------------------- */
2934/* 3147/*
2935 * Extend the selection to the specified col/row 3148 * Extend the selection to the specified col/row
2936 */ 3149 */
2937/* INTPROTO */
2938void 3150void
2939rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3151rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2940{ 3152{
2941 int16_t ncol = R->TermWin.ncol;
2942 int end_col;
2943 row_col_t pos; 3153 row_col_t pos;
2944 enum { 3154 enum {
2945 LEFT, RIGHT 3155 LEFT, RIGHT
2946 } closeto = RIGHT; 3156 } closeto = RIGHT;
2947 3157
2948 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
2949 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2950
2951 R->want_refresh = 1; 3158 want_refresh = 1;
3159
2952 switch (R->selection.op) { 3160 switch (selection.op)
3161 {
2953 case SELECTION_INIT: 3162 case SELECTION_INIT:
2954 CLEAR_SELECTION(R); 3163 CLEAR_SELECTION ();
2955 R->selection.op = SELECTION_BEGIN; 3164 selection.op = SELECTION_BEGIN;
2956 /* FALLTHROUGH */ 3165 /* FALLTHROUGH */
2957 case SELECTION_BEGIN: 3166 case SELECTION_BEGIN:
2958 if (row != R->selection.mark.row || col != R->selection.mark.col 3167 if (row != selection.mark.row || col != selection.mark.col
2959 || (!button3 && buttonpress)) 3168 || (!button3 && buttonpress))
2960 R->selection.op = SELECTION_CONT; 3169 selection.op = SELECTION_CONT;
2961 break; 3170 break;
2962 case SELECTION_DONE: 3171 case SELECTION_DONE:
2963 R->selection.op = SELECTION_CONT; 3172 selection.op = SELECTION_CONT;
2964 /* FALLTHROUGH */ 3173 /* FALLTHROUGH */
2965 case SELECTION_CONT: 3174 case SELECTION_CONT:
2966 break; 3175 break;
2967 case SELECTION_CLEAR: 3176 case SELECTION_CLEAR:
2968 rxvt_selection_start_colrow(aR_ col, row); 3177 selection_start_colrow (col, row);
2969 /* FALLTHROUGH */ 3178 /* FALLTHROUGH */
2970 default: 3179 default:
2971 return; 3180 return;
2972 } 3181 }
3182
2973 if (R->selection.beg.col == R->selection.end.col 3183 if (selection.beg.col == selection.end.col
2974 && R->selection.beg.col != R->selection.mark.col 3184 && selection.beg.col != selection.mark.col
2975 && R->selection.beg.row == R->selection.end.row 3185 && selection.beg.row == selection.end.row
2976 && R->selection.beg.row != R->selection.mark.row) { 3186 && selection.beg.row != selection.mark.row)
3187 {
2977 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3188 selection.beg.col = selection.end.col = selection.mark.col;
2978 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3189 selection.beg.row = selection.end.row = selection.mark.row;
2979 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2980 } 3190 }
2981 3191
2982 pos.col = col; 3192 pos.col = col;
2983 pos.row = row; 3193 pos.row = view_start + row;
2984 3194
2985 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3195 /*
2986
2987#ifndef NO_OLD_SELECTION
2988/*
2989 * This mimics some of the selection behaviour of version 2.20 and before.
2990 * There are no ``selection modes'', button3 is always character extension.
2991 * Note: button3 drag is always available, c.f. v2.20
2992 * Selection always terminates (left or right as appropriate) at the mark.
2993 */
2994 if (R->selection_style == OLD_SELECT) {
2995 if (R->selection.clicks == 1 || button3) {
2996 if (R->hate_those_clicks) {
2997 R->hate_those_clicks = 0;
2998 if (R->selection.clicks == 1) {
2999 R->selection.beg.row = R->selection.mark.row;
3000 R->selection.beg.col = R->selection.mark.col;
3001 } else {
3002 R->selection.mark.row = R->selection.beg.row;
3003 R->selection.mark.col = R->selection.beg.col;
3004 }
3005 }
3006 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3007 R->selection.end.row = R->selection.mark.row;
3008 R->selection.end.col = R->selection.mark.col + 1;
3009 R->selection.beg.row = pos.row;
3010 R->selection.beg.col = pos.col;
3011 } else {
3012 R->selection.beg.row = R->selection.mark.row;
3013 R->selection.beg.col = R->selection.mark.col;
3014 R->selection.end.row = pos.row;
3015 R->selection.end.col = pos.col + 1;
3016 }
3017 } else if (R->selection.clicks == 2) {
3018 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark),
3019 &(R->selection.beg));
3020 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark),
3021 &(R->selection.end));
3022 R->hate_those_clicks = 1;
3023 } else if (R->selection.clicks == 3) {
3024 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3025 R->selection.beg.col = 0;
3026 R->selection.end.col = ncol;
3027 R->hate_those_clicks = 1;
3028 }
3029 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3030 return;
3031 }
3032#endif /* ! NO_OLD_SELECTION */
3033#ifndef NO_NEW_SELECTION
3034/* selection_style must not be OLD_SELECT to get here */
3035/*
3036 * This is mainly xterm style selection with a couple of differences, mainly 3196 * This is mainly xterm style selection with a couple of differences, mainly
3037 * in the way button3 drag extension works. 3197 * in the way button3 drag extension works.
3038 * We're either doing: button1 drag; button3 press; or button3 drag 3198 * We're either doing: button1 drag; button3 press; or button3 drag
3039 * a) button1 drag : select around a midpoint/word/line - that point/word/line 3199 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3040 * is always at the left/right edge of the R->selection. 3200 * is always at the left/right edge of the selection.
3041 * b) button3 press: extend/contract character/word/line at whichever edge of 3201 * b) button3 press: extend/contract character/word/line at whichever edge of
3042 * the selection we are closest to. 3202 * the selection we are closest to.
3043 * c) button3 drag : extend/contract character/word/line - we select around 3203 * c) button3 drag : extend/contract character/word/line - we select around
3044 * a point/word/line which is either the start or end of the selection 3204 * a point/word/line which is either the start or end of the selection
3045 * and it was decided by whichever point/word/line was `fixed' at the 3205 * and it was decided by whichever point/word/line was `fixed' at the
3046 * time of the most recent button3 press 3206 * time of the most recent button3 press
3047 */ 3207 */
3048 if (button3 && buttonpress) { /* button3 press */ 3208 if (button3 && buttonpress)
3049 /* 3209 {
3210 /* button3 press */
3211 /*
3050 * first determine which edge of the selection we are closest to 3212 * first determine which edge of the selection we are closest to
3051 */ 3213 */
3052 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3214 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3053 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3215 || (!ROWCOL_IS_AFTER (pos, selection.end)
3054 && (((pos.col - R->selection.beg.col) 3216 && (((pos.col - selection.beg.col)
3055 + ((pos.row - R->selection.beg.row) * ncol)) 3217 + ((pos.row - selection.beg.row) * ncol))
3056 < ((R->selection.end.col - pos.col) 3218 < ((selection.end.col - pos.col)
3057 + ((R->selection.end.row - pos.row) * ncol))))) 3219 + ((selection.end.row - pos.row) * ncol)))))
3058 closeto = LEFT; 3220 closeto = LEFT;
3221
3059 if (closeto == LEFT) { 3222 if (closeto == LEFT)
3223 {
3060 R->selection.beg.row = pos.row; 3224 selection.beg.row = pos.row;
3061 R->selection.beg.col = pos.col; 3225 selection.beg.col = pos.col;
3062 R->selection.mark.row = R->selection.end.row; 3226 selection.mark.row = selection.end.row;
3063 R->selection.mark.col = R->selection.end.col 3227 selection.mark.col = selection.end.col - (selection.clicks == 2);
3064 - (R->selection.clicks == 2); 3228 }
3065 } else { 3229 else
3230 {
3066 R->selection.end.row = pos.row; 3231 selection.end.row = pos.row;
3067 R->selection.end.col = pos.col; 3232 selection.end.col = pos.col;
3068 R->selection.mark.row = R->selection.beg.row; 3233 selection.mark.row = selection.beg.row;
3069 R->selection.mark.col = R->selection.beg.col; 3234 selection.mark.col = selection.beg.col;
3070 } 3235 }
3236 }
3237 else
3238 {
3071 } else { /* button1 drag or button3 drag */ 3239 /* button1 drag or button3 drag */
3072 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) { 3240 if (ROWCOL_IS_AFTER (selection.mark, pos))
3241 {
3073 if ((R->selection.mark.row == R->selection.end.row) 3242 if (selection.mark.row == selection.end.row
3074 && (R->selection.mark.col == R->selection.end.col) 3243 && selection.mark.col == selection.end.col
3075 && clickchange && R->selection.clicks == 2) 3244 && clickchange
3076 R->selection.mark.col--; 3245 && selection.clicks == 2)
3246 selection.mark.col--;
3247
3077 R->selection.beg.row = pos.row; 3248 selection.beg.row = pos.row;
3078 R->selection.beg.col = pos.col; 3249 selection.beg.col = pos.col;
3079 R->selection.end.row = R->selection.mark.row; 3250 selection.end.row = selection.mark.row;
3080 R->selection.end.col = R->selection.mark.col 3251 selection.end.col = selection.mark.col + (selection.clicks == 2);
3081 + (R->selection.clicks == 2); 3252 }
3082 } else { 3253 else
3254 {
3083 R->selection.beg.row = R->selection.mark.row; 3255 selection.beg.row = selection.mark.row;
3084 R->selection.beg.col = R->selection.mark.col; 3256 selection.beg.col = selection.mark.col;
3085 R->selection.end.row = pos.row; 3257 selection.end.row = pos.row;
3086 R->selection.end.col = pos.col; 3258 selection.end.col = pos.col;
3087 } 3259 }
3088 } 3260 }
3089 3261
3090 if (R->selection.clicks == 1) { 3262 if (selection.clicks == 1)
3091 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines]; 3263 {
3092 if (end_col != -1 && R->selection.beg.col > end_col) { 3264 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3093#if 1 3265 && !ROW(selection.beg.row).is_longer ()
3094 R->selection.beg.col = ncol; 3266#if !ENABLE_MINIMAL
3095#else 3267 && !selection.rect
3096 if (R->selection.beg.row != R->selection.end.row) 3268#endif
3269 )
3097 R->selection.beg.col = ncol; 3270 selection.beg.col = ncol;
3098 else 3271
3099 R->selection.beg.col = R->selection.mark.col; 3272 if (
3273 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3274 && !ROW(selection.end.row).is_longer ()
3275#if !ENABLE_MINIMAL
3276 && !selection.rect
3277#endif
3278 )
3279 selection.end.col = ncol;
3280 }
3281 else if (selection.clicks == 2)
3282 {
3283 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3284 selection.end.col--;
3285
3286 selection_delimit_word (UP, &selection.beg, &selection.beg);
3287 selection_delimit_word (DN, &selection.end, &selection.end);
3288 }
3289 else if (selection.clicks == 3)
3290 {
3291#if ENABLE_FRILLS
3292 if (option (Opt_tripleclickwords))
3293 {
3294 selection_delimit_word (UP, &selection.beg, &selection.beg);
3295
3296 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3297 {
3298 if (!ROW(end_row).is_longer ())
3299 {
3300 selection.end.row = end_row;
3301 selection.end.col = ROW(end_row).l;
3302# if !ENABLE_MINIMAL
3303 selection_remove_trailing_spaces ();
3100#endif 3304# endif
3101 } 3305 break;
3102 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines]; 3306 }
3103 if (end_col != -1 && R->selection.end.col > end_col) 3307 }
3104 R->selection.end.col = ncol; 3308 }
3105 3309 else
3106 } else if (R->selection.clicks == 2) { 3310#endif
3311 {
3107 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg)) 3312 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3108 R->selection.end.col--; 3313 selection.mark.col++;
3109 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3110 &(R->selection.beg));
3111 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3112 &(R->selection.end));
3113 } else if (R->selection.clicks == 3) {
3114#ifndef NO_FRILLS
3115 if ((R->Options & Opt_tripleclickwords)) {
3116 int end_row;
3117 3314
3118 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg), 3315 selection.beg.col = 0;
3119 &(R->selection.beg)); 3316 selection.end.col = ncol;
3120 end_row = R->screen.tlen[R->selection.mark.row 3317
3121 + R->TermWin.saveLines]; 3318 // select a complete logical line
3122 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow; 3319 while (selection.beg.row > -saveLines
3123 end_row++) { 3320 && ROW(selection.beg.row - 1).is_longer ())
3124 end_col = R->screen.tlen[end_row + R->TermWin.saveLines]; 3321 selection.beg.row--;
3125 if (end_col != -1) { 3322
3126 R->selection.end.row = end_row; 3323 while (selection.end.row < nrow
3127 R->selection.end.col = end_col; 3324 && ROW(selection.end.row).is_longer ())
3128 rxvt_selection_remove_trailing_spaces(aR); 3325 selection.end.row++;
3129 break; 3326 }
3130 }
3131 } 3327 }
3132 } else 3328
3133#endif 3329 if (button3 && buttonpress)
3134 {
3135 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3136 R->selection.mark.col++;
3137 R->selection.beg.col = 0;
3138 R->selection.end.col = ncol;
3139 }
3140 } 3330 {
3141 if (button3 && buttonpress) { /* mark may need to be changed */ 3331 /* mark may need to be changed */
3142 if (closeto == LEFT) { 3332 if (closeto == LEFT)
3333 {
3143 R->selection.mark.row = R->selection.end.row; 3334 selection.mark.row = selection.end.row;
3144 R->selection.mark.col = R->selection.end.col 3335 selection.mark.col = selection.end.col - (selection.clicks == 2);
3145 - (R->selection.clicks == 2); 3336 }
3146 } else { 3337 else
3338 {
3147 R->selection.mark.row = R->selection.beg.row; 3339 selection.mark.row = selection.beg.row;
3148 R->selection.mark.col = R->selection.beg.col; 3340 selection.mark.col = selection.beg.col;
3149 } 3341 }
3150 } 3342 }
3151 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3152#endif /* ! NO_NEW_SELECTION */
3153}
3154 3343
3155#ifndef NO_FRILLS 3344#if !ENABLE_MINIMAL
3156/* INTPROTO */ 3345 if (selection.rect && selection.beg.col > selection.end.col)
3346 ::swap (selection.beg.col, selection.end.col);
3347#endif
3348}
3349
3350#if !ENABLE_MINIMAL
3157void 3351void
3158rxvt_selection_remove_trailing_spaces(pR) 3352rxvt_term::selection_remove_trailing_spaces () NOTHROW
3159{ 3353{
3160 int32_t end_col, end_row; 3354 int32_t end_col, end_row;
3161 text_t *stp; 3355 text_t *stp;
3162 3356
3163 end_col = R->selection.end.col; 3357 end_col = selection.end.col;
3164 end_row = R->selection.end.row; 3358 end_row = selection.end.row;
3359
3165 for ( ; end_row >= R->selection.beg.row; ) { 3360 for (; end_row >= selection.beg.row; )
3166 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3361 {
3362 stp = ROW(end_row).t;
3363
3167 while (--end_col >= 0) { 3364 while (--end_col >= 0)
3168 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3365 {
3169 break; 3366 if (stp[end_col] != NOCHAR
3170 } 3367 && !unicode::is_space (stp[end_col]))
3368 break;
3369 }
3370
3171 if (end_col >= 0 3371 if (end_col >= 0
3172 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3372 || !ROW(end_row - 1).is_longer ())
3373 {
3173 R->selection.end.col = end_col + 1; 3374 selection.end.col = end_col + 1;
3174 R->selection.end.row = end_row; 3375 selection.end.row = end_row;
3175 break; 3376 break;
3176 } 3377 }
3177 end_row--; 3378
3178 end_col = R->TermWin.ncol; 3379 end_row--;
3380 end_col = ncol;
3179 } 3381 }
3382
3180 if (R->selection.mark.row > R->selection.end.row) { 3383 if (selection.mark.row > selection.end.row)
3384 {
3181 R->selection.mark.row = R->selection.end.row; 3385 selection.mark.row = selection.end.row;
3182 R->selection.mark.col = R->selection.end.col; 3386 selection.mark.col = selection.end.col;
3387 }
3183 } else if (R->selection.mark.row == R->selection.end.row 3388 else if (selection.mark.row == selection.end.row
3184 && R->selection.mark.col > R->selection.end.col) 3389 && selection.mark.col > selection.end.col)
3185 R->selection.mark.col = R->selection.end.col; 3390 selection.mark.col = selection.end.col;
3186} 3391}
3187#endif 3392#endif
3188 3393
3189/* ------------------------------------------------------------------------- */ 3394/* ------------------------------------------------------------------------- */
3190/* 3395/*
3191 * Double click on button 3 when already selected 3396 * Double click on button 3 when already selected
3192 * EXT: button 3 double click 3397 * EXT: button 3 double click
3193 */ 3398 */
3194/* EXTPROTO */
3195void 3399void
3196rxvt_selection_rotate(pR_ int x, int y) 3400rxvt_term::selection_rotate (int x, int y) NOTHROW
3197{ 3401{
3198 R->selection.clicks = R->selection.clicks % 3 + 1; 3402 selection.clicks = selection.clicks % 3 + 1;
3199 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3403 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3200} 3404}
3201
3202/* ------------------------------------------------------------------------- */
3203/*
3204 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3205 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3206 * the X11 protocol.
3207 */
3208typedef CARD32 Atom32;
3209 3405
3210/* ------------------------------------------------------------------------- */ 3406/* ------------------------------------------------------------------------- */
3211/* 3407/*
3212 * Respond to a request for our current selection 3408 * Respond to a request for our current selection
3213 * EXT: SelectionRequest 3409 * EXT: SelectionRequest
3214 */ 3410 */
3215/* EXTPROTO */
3216void 3411void
3217rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3412rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3218{ 3413{
3414 Atom property = rq.property == None ? rq.target : rq.property;
3219 XSelectionEvent ev; 3415 XSelectionEvent ev;
3416
3417 ev.type = SelectionNotify;
3418 ev.property = None;
3419 ev.display = rq.display;
3420 ev.requestor = rq.requestor;
3421 ev.selection = rq.selection;
3422 ev.target = rq.target;
3423 ev.time = rq.time;
3424
3425 if (rq.target == xa[XA_TARGETS])
3426 {
3427 Atom target_list[6];
3428 Atom *target = target_list;
3429
3430 *target++ = xa[XA_TARGETS];
3431 *target++ = xa[XA_TIMESTAMP];
3432 *target++ = XA_STRING;
3433 *target++ = xa[XA_TEXT];
3434 *target++ = xa[XA_COMPOUND_TEXT];
3435#if X_HAVE_UTF8_STRING
3436 *target++ = xa[XA_UTF8_STRING];
3437#endif
3438
3439 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3440 32, PropModeReplace,
3441 (unsigned char *)target_list, target - target_list);
3442 ev.property = property;
3443 }
3444#if TODO // TODO
3445 else if (rq.target == xa[XA_MULTIPLE])
3446 {
3447 /* TODO: Handle MULTIPLE */
3448 }
3449#endif
3450 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3451 {
3452 XChangeProperty (dpy, rq.requestor, property, rq.target,
3453 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3454 ev.property = property;
3455 }
3456 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3457 {
3458 XChangeProperty (dpy, rq.requestor, property, rq.target,
3459 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3460 ev.property = property;
3461 }
3462 else if (rq.target == XA_STRING
3463 || rq.target == xa[XA_TEXT]
3464 || rq.target == xa[XA_COMPOUND_TEXT]
3465 || rq.target == xa[XA_UTF8_STRING]
3466 )
3467 {
3468 XTextProperty ct;
3469 Atom target = rq.target;
3470 short freect = 0;
3471 int selectlen;
3472 wchar_t *cl;
3473 enum {
3474 enc_string = XStringStyle,
3475 enc_text = XStdICCTextStyle,
3476 enc_compound_text = XCompoundTextStyle,
3477#ifdef X_HAVE_UTF8_STRING
3478 enc_utf8 = XUTF8StringStyle,
3479#else
3480 enc_utf8 = -1,
3481#endif
3482 } style;
3483
3484 if (target == XA_STRING)
3485 // we actually don't do XA_STRING, but who cares, as i18n clients
3486 // will ask for another format anyways.
3487 style = enc_string;
3488 else if (target == xa[XA_TEXT])
3489 style = enc_text;
3490 else if (target == xa[XA_COMPOUND_TEXT])
3491 style = enc_compound_text;
3492#if !ENABLE_MINIMAL
3493 else if (target == xa[XA_UTF8_STRING])
3494 style = enc_utf8;
3495#endif
3496 else
3497 {
3498 target = xa[XA_COMPOUND_TEXT];
3499 style = enc_compound_text;
3500 }
3501
3502 if (rq.selection == XA_PRIMARY && selection.text)
3503 {
3504 cl = selection.text;
3505 selectlen = selection.len;
3506 }
3507 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3508 {
3509 cl = selection.clip_text;
3510 selectlen = selection.clip_len;
3511 }
3512 else
3513 {
3514 cl = L"";
3515 selectlen = 0;
3516 }
3517
3518#if !ENABLE_MINIMAL
3519 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3520 // so recode it manually
3521 if (style == enc_utf8)
3522 {
3523 freect = 1;
3524 ct.encoding = target;
3525 ct.format = 8;
3526 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3527 ct.nitems = strlen ((char *)ct.value);
3528 }
3529 else
3530#endif
3531 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3532 freect = 1;
3533 else
3534 {
3535 /* if we failed to convert then send it raw */
3536 ct.value = (unsigned char *)cl;
3537 ct.nitems = selectlen;
3538 ct.encoding = target;
3539 }
3540
3541 XChangeProperty (dpy, rq.requestor, property,
3542 ct.encoding, 8, PropModeReplace,
3543 ct.value, (int)ct.nitems);
3544 ev.property = property;
3545
3546 if (freect)
3547 XFree (ct.value);
3548 }
3549
3550 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3551}
3552
3553/* ------------------------------------------------------------------------- */
3220#ifdef USE_XIM 3554#ifdef USE_XIM
3221 Atom32 target_list[4]; 3555void
3222#else 3556rxvt_term::im_set_position (XPoint &pos) NOTHROW
3223 Atom32 target_list[3]; 3557{
3224#endif 3558 XWindowAttributes xwa;
3225 Atom target;
3226 XTextProperty ct;
3227 XICCEncodingStyle style;
3228 char *cl[2], dummy[1];
3229 3559
3230 ev.type = SelectionNotify; 3560 XGetWindowAttributes (dpy, vt, &xwa);
3231 ev.property = None;
3232 ev.display = rq->display;
3233 ev.requestor = rq->requestor;
3234 ev.selection = rq->selection;
3235 ev.target = rq->target;
3236 ev.time = rq->time;
3237 3561
3238 if (rq->target == R->xa[XA_TARGETS]) { 3562 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3239 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3563 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3240 target_list[1] = (Atom32) XA_STRING; 3564}
3241 target_list[2] = (Atom32) R->xa[XA_TEXT];
3242#ifdef USE_XIM
3243 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3244#endif 3565#endif
3245 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3246 (8 * sizeof(target_list[0])), PropModeReplace,
3247 (unsigned char *)target_list,
3248 (sizeof(target_list) / sizeof(target_list[0])));
3249 ev.property = rq->property;
3250 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3251 /* TODO: Handle MULTIPLE */
3252 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3253 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3254 (8 * sizeof(Time)), PropModeReplace,
3255 (unsigned char *)&R->selection_time, 1);
3256 ev.property = rq->property;
3257 } else if (rq->target == XA_STRING
3258 || rq->target == R->xa[XA_COMPOUND_TEXT]
3259 || rq->target == R->xa[XA_TEXT]) {
3260#ifdef USE_XIM
3261 short freect = 0;
3262#endif
3263 int selectlen;
3264 3566
3265#ifdef USE_XIM 3567#if ENABLE_OVERLAY
3266 if (rq->target != XA_STRING) { 3568void
3267 target = R->xa[XA_COMPOUND_TEXT]; 3569rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3268 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3570{
3269 ? XCompoundTextStyle : XStdICCTextStyle; 3571 if (nrow < 1 || ncol < 1)
3270 } else 3572 return;
3271#endif 3573
3272 { 3574 want_refresh = 1;
3273 target = XA_STRING; 3575
3274 style = XStringStyle; 3576 scr_overlay_off ();
3275 } 3577
3276 if (R->selection.text) { 3578 if (x < 0) x = ncol - w;
3277 cl[0] = (char *)R->selection.text; 3579 if (y < 0) y = nrow - h;
3278 selectlen = R->selection.len; 3580
3279 } else { 3581 // make space for border
3280 cl[0] = dummy; 3582 w += 2; min_it (w, ncol);
3281 *dummy = '\0'; 3583 h += 2; min_it (h, nrow);
3282 selectlen = 0; 3584
3283 } 3585 x -= 1; clamp_it (x, 0, ncol - w);
3284#ifdef USE_XIM 3586 y -= 1; clamp_it (y, 0, nrow - h);
3285 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3587
3286 == Success) /* if we failed to convert then send it raw */ 3588 ov.x = x; ov.y = y;
3287 freect = 1; 3589 ov.w = w; ov.h = h;
3288 else 3590
3289#endif 3591 ov.text = new text_t *[h];
3290 { 3592 ov.rend = new rend_t *[h];
3291 ct.value = (unsigned char *)cl[0]; 3593
3292 ct.nitems = selectlen; 3594 for (y = 0; y < h; y++)
3293 }
3294 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3295 target, 8, PropModeReplace,
3296 ct.value, (int)ct.nitems);
3297 ev.property = rq->property;
3298#ifdef USE_XIM
3299 if (freect)
3300 XFree(ct.value);
3301#endif
3302 } 3595 {
3303 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3596 text_t *tp = ov.text[y] = new text_t[w];
3597 rend_t *rp = ov.rend[y] = new rend_t[w];
3598
3599 text_t t0, t1, t2;
3600 rend_t r = OVERLAY_RSTYLE;
3601
3602 if (y == 0)
3603 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3604 else if (y < h - 1)
3605 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3606 else
3607 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3608
3609 *tp++ = t0;
3610 *rp++ = r;
3611
3612 for (x = w - 2; x > 0; --x)
3613 {
3614 *tp++ = t1;
3615 *rp++ = r;
3616 }
3617
3618 *tp = t2;
3619 *rp = r;
3620 }
3304} 3621}
3305 3622
3623void
3624rxvt_term::scr_overlay_off () NOTHROW
3625{
3626 if (!ov.text)
3627 return;
3628
3629 want_refresh = 1;
3630
3631 for (int y = 0; y < ov.h; y++)
3632 {
3633 delete [] ov.text[y];
3634 delete [] ov.rend[y];
3635 }
3636
3637 delete [] ov.text; ov.text = 0;
3638 delete [] ov.rend; ov.rend = 0;
3639}
3640
3641void
3642rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3643{
3644 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3645 return;
3646
3647 x++, y++;
3648
3649 ov.text[y][x] = text;
3650 ov.rend[y][x] = rend;
3651}
3652
3653void
3654rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3655{
3656 while (*s)
3657 scr_overlay_set (x++, y, *s++);
3658}
3659
3660void
3661rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3662{
3663 while (*s)
3664 {
3665 text_t t = *s++;
3666 int width = WCWIDTH (t);
3667
3668 while (width--)
3669 {
3670 scr_overlay_set (x++, y, t);
3671 t = NOCHAR;
3672 }
3673 }
3674}
3675
3676void
3677rxvt_term::scr_swap_overlay () NOTHROW
3678{
3679 if (!ov.text)
3680 return;
3681
3682 // hide cursor if it is within the overlay area
3683 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3684 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3685 screen.flags &= ~Screen_VisibleCursor;
3686
3687 // swap screen mem with overlay
3688 for (int y = ov.h; y--; )
3689 {
3690 text_t *t1 = ov.text[y];
3691 rend_t *r1 = ov.rend[y];
3692
3693 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3694 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3695
3696 for (int x = ov.w; x--; )
3697 {
3698 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3699 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3700 }
3701 }
3702}
3703
3704#endif
3306/* ------------------------------------------------------------------------- * 3705/* ------------------------------------------------------------------------- */
3307 * MOUSE ROUTINES *
3308 * ------------------------------------------------------------------------- */
3309 3706
3310/*
3311 * return col/row values corresponding to x/y pixel values
3312 */
3313/* EXTPROTO */
3314void
3315rxvt_pixel_position(pR_ int *x, int *y)
3316{
3317 *x = Pixel2Col(*x);
3318/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3319 *y = Pixel2Row(*y);
3320/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3321}
3322/* ------------------------------------------------------------------------- */
3323#ifdef USE_XIM
3324/* EXTPROTO */
3325void
3326rxvt_setPosition(pR_ XPoint *pos)
3327{
3328 XWindowAttributes xwa;
3329
3330 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3331 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3332 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3333 - R->TermWin.lineSpace;
3334}
3335#endif
3336/* ------------------------------------------------------------------------- */
3337
3338/* ------------------------------------------------------------------------- *
3339 * DEBUG ROUTINES *
3340 * ------------------------------------------------------------------------- */
3341#if 0
3342/* INTPROTO */
3343void
3344rxvt_debug_colors(void)
3345{
3346 int color;
3347 const char *name[] = {
3348 "fg", "bg",
3349 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3350 };
3351
3352 fprintf(stderr, "Color ( ");
3353 if (R->rstyle & RS_RVid)
3354 fprintf(stderr, "rvid ");
3355 if (R->rstyle & RS_Bold)
3356 fprintf(stderr, "bold ");
3357 if (R->rstyle & RS_Blink)
3358 fprintf(stderr, "blink ");
3359 if (R->rstyle & RS_Uline)
3360 fprintf(stderr, "uline ");
3361 fprintf(stderr, "): ");
3362
3363 color = GET_FGCOLOR(R->rstyle);
3364#ifndef NO_BRIGHTCOLOR
3365 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3366 color -= (minBrightCOLOR - minCOLOR);
3367 fprintf(stderr, "bright ");
3368 }
3369#endif
3370 fprintf(stderr, "%s on ", name[color]);
3371
3372 color = GET_BGCOLOR(R->rstyle);
3373#ifndef NO_BRIGHTCOLOR
3374 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3375 color -= (minBrightCOLOR - minCOLOR);
3376 fprintf(stderr, "bright ");
3377 }
3378#endif
3379 fprintf(stderr, "%s\n", name[color]);
3380}
3381#endif

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