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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.1 by pcg, Mon Nov 24 17:28:08 2003 UTC vs.
Revision 1.380 by sf-exg, Thu Apr 7 12:19:41 2011 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.1 2003/11/24 17:28:08 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->h);
170 R->h->num_scr = 0; 169 num_scr = 0;
171 170
172 prev_ncol = R->h->prev_ncol; 171 if (ncol == 0)
173 prev_nrow = R->h->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->h->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 + nrow, 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->h->charsets, 'B', sizeof(R->h->charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->h->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->h->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->h->current_screen = SECONDARY; 231 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 232 scr_cursor (SAVE);
233 R->h->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->h->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 + nrow, 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->h->prev_nrow = nrow; 412 prev_nrow = nrow;
366 R->h->prev_ncol = ncol; 413 prev_ncol = ncol;
367 414
368 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->h->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->h->prev_nrow = R->h->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->h->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->h->rstyle; 500 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 501 s->s_charset = screen.charset;
492 s->s_charset_char = R->h->charsets[s->charset]; 502 s->s_charset_char = charsets[screen.charset];
493 break; 503 break;
504
494 case RESTORE: 505 case RESTORE:
495 R->h->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->h->rstyle = s->s_rstyle; 510 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 511 screen.charset = s->s_charset;
501 R->h->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
531
532 R->h->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->h);
538
539 if (R->h->current_screen == scrn)
540 return R->h->current_screen;
541
542 rxvt_selection_check(aR_ 2); /* check for boundary cross */
543
544 SWAP_IT(R->h->current_screen, scrn, int);
545#if NSCREENS
546 R->h->num_scr = 0;
547 offset = R->TermWin.saveLines;
548 for (i = R->h->prev_nrow; i--;) {
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *);
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *);
552 } 560 {
553 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t); 561 num_scr = 0;
554 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t); 562
555# ifdef DEBUG_STRICT 563 scr_swap_screen ();
556 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->h->prev_nrow)); 564
557 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->h->prev_ncol)); 565 ::swap (screen.charset, swap.charset);
558# else /* drive with your eyes closed */ 566 ::swap (screen.flags, swap.flags);
559 MAX_IT(R->screen.cur.row, 0);
560 MIN_IT(R->screen.cur.row, (int32_t)R->h->prev_nrow - 1);
561 MAX_IT(R->screen.cur.col, 0);
562 MIN_IT(R->screen.cur.col, (int32_t)R->h->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 573 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
578# ifdef RXVT_GRAPHICS 574}
579 if (rxvt_Gr_Displayed(aR)) 575
580 rxvt_Gr_ClearScreen(aR); 576// clear WrapNext indicator, solidifying position on next line
581# endif 577void
582 if (R->h->current_screen == PRIMARY 578rxvt_term::scr_do_wrap () NOTHROW
583# ifdef RXVT_GRAPHICS 579{
584 && !rxvt_Gr_Displayed(aR) 580 if (!(screen.flags & Screen_WrapNext))
585# endif
586 )
587 rxvt_scroll_text(aR_ 0, (R->h->prev_nrow - 1), R->h->prev_nrow, 0);
588# endif
589#endif
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->h->rstyle = SET_FGCOLOR(R->h->rstyle, color); 604 rstyle = SET_FGCOLOR (rstyle, color);
604 else 605 else
605 R->h->rstyle = SET_BGCOLOR(R->h->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->h->rstyle |= style; 617 rstyle |= style;
618 else if (style == ~RS_None) 618 else if (style == ~RS_None)
619 R->h->rstyle = DEFAULT_RSTYLE; 619 rstyle = DEFAULT_RSTYLE;
620 else 620 else
621 R->h->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->h->want_refresh = 1; 636 want_refresh = 1;
642 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->h->current_screen == PRIMARY) ? "Primary" : "Secondary")); 637 num_scr += count;
643 638
644 if ((count > 0) && (row1 == 0) && (R->h->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 top_row = max (top_row - count, -saveLines);
649 R->TermWin.nscrolled = (uint16_t)nscrolled;
650 if ((R->Options & Opt_scrollWithBuffer)
651 && R->TermWin.view_start != 0
652 && R->TermWin.view_start != R->TermWin.saveLines)
653 rxvt_scr_page(aR_ UP, count);
654 } else if (!spec)
655 row1 += R->TermWin.saveLines;
656 row2 += R->TermWin.saveLines;
657 644
645 // scroll everything up 'count' lines
646 term_start = (term_start + count) % total_rows;
647
648 // sever bottommost line
649 {
650 line_t &l = ROW(row2 - count);
651 l.is_longer (0);
652 l.touch ();
653 }
654
655 // erase newly scrolled-in lines
656 for (int i = count; i--; )
657 {
658 line_t &l = ROW(nrow - 1 - i);
659
660 // optimize if already cleared, can be significant on slow machines
661 // could be rolled into scr_blank_screen_mem
662 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
663 {
664 scr_blank_line (l, 0, l.l, rstyle);
665 l.l = 0;
666 l.f = 0;
667 }
668 else
669 scr_blank_screen_mem (l, rstyle);
670 }
671
672 // now copy lines below the scroll region bottom to the
673 // bottom of the screen again, so they look as if they
674 // hadn't moved.
675 for (int i = nrow; --i > row2; )
676 {
677 line_t &l1 = ROW(i - count);
678 line_t &l2 = ROW(i);
679
680 ::swap (l1, l2);
681 l2.touch ();
682 }
683
684 // move and/or clear selection, if any
658 if (R->selection.op && R->h->current_screen == R->selection.screen) { 685 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 686 {
660 j = R->selection.end.row + R->TermWin.saveLines; 687 selection.beg.row -= count;
661 if ((i < row1 && j > row1) 688 selection.end.row -= count;
662 || (i < row2 && j > row2) 689 selection.mark.row -= count;
663 || (i - count < row1 && i >= row1) 690
664 || (i - count > row2 && i <= row2) 691 if (selection.beg.row < top_row
665 || (j - count < row1 && j >= row1) 692 || selection.end.row < top_row
666 || (j - count > row2 && j <= row2)) { 693 || selection.mark.row < top_row)
694 {
667 CLEAR_ALL_SELECTION(R); 695 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 696 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 697 }
698 }
699
700 // finally move the view window, if desired
701 if (option (Opt_scrollWithBuffer)
702 && view_start != 0
703 && view_start != -saveLines)
704 scr_page (UP, count);
705
706 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
707 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
708 }
709 else
710 {
711 if (selection.op && current_screen == selection.screen)
712 {
713 if ((selection.beg.row < row1 && selection.end.row > row1)
714 || (selection.beg.row < row2 && selection.end.row > row2)
715 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
716 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
717 || (selection.end.row - count < row1 && selection.end.row >= row1)
718 || (selection.end.row - count > row2 && selection.end.row <= row2))
719 {
720 CLEAR_ALL_SELECTION ();
721 selection.op = SELECTION_CLEAR;
722 }
723 else if (selection.end.row >= row1 && selection.end.row <= row2)
724 {
670 /* move selected region too */ 725 /* move selected region too */
671 R->selection.beg.row -= count; 726 selection.beg.row -= count;
672 R->selection.end.row -= count; 727 selection.end.row -= count;
673 R->selection.mark.row -= count; 728 selection.mark.row -= count;
674 }
675 }
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 729
678 R->h->num_scr += count; 730 selection_check (0);
679 j = count; 731 }
680 if (count < 0) 732 }
681 count = -count; 733
734 // use a simple and robust scrolling algorithm, this
735 // part of scr_scroll_text is not time-critical.
736
682 i = row2 - row1 + 1; 737 int rows = row2 - row1 + 1;
683 MIN_IT(count, i);
684 738
685 if (j > 0) { 739 min_it (count, rows);
686/* A: scroll up */
687 740
688/* A1: Copy lines that will get clobbered by the rotation */ 741 line_t *temp_buf = row_buf + total_rows;
689 for (i = 0, j = row1; i < count; i++, j++) {
690 R->buf_text[i] = R->screen.text[j];
691 R->buf_rend[i] = R->screen.rend[j];
692 }
693/* A2: Rotate lines */
694 for (j = row1, i = j + count; i <= row2; i++, j++) {
695 R->screen.tlen[j] = R->screen.tlen[i];
696 R->screen.text[j] = R->screen.text[i];
697 R->screen.rend[j] = R->screen.rend[i];
698 }
699 j = row2 - count + 1, i = count;
700 } else /* if (j < 0) */ {
701/* B: scroll down */
702 742
703/* B1: Copy lines that will get clobbered by the rotation */ 743 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 744 {
705 R->buf_text[i] = R->screen.text[j]; 745 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
706 R->buf_rend[i] = R->screen.rend[j];
707 }
708/* B2: Rotate lines */
709 for (j = row2, i = j - count; i >= row1; i--, j--) {
710 R->screen.tlen[j] = R->screen.tlen[i];
711 R->screen.text[j] = R->screen.text[i];
712 R->screen.rend[j] = R->screen.rend[i];
713 }
714 j = row1, i = count;
715 count = -count;
716 }
717 746
718/* C: Resurrect lines */ 747 if (!IN_RANGE_EXC (row + count, 0, rows))
719 for (; i--; j++) { 748 scr_blank_screen_mem (temp_buf [row], rstyle);
720 R->screen.tlen[j] = 0; 749 }
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->h->rstyle);
726 }
727 750
728#ifdef RXVT_GRAPHICS 751 for (int row = 0; row < rows; row++)
729 if (rxvt_Gr_Displayed(aR)) 752 ROW(row1 + row) = temp_buf [row];
730 rxvt_Gr_scroll(aR_ count); 753 }
731#endif 754
732 return count; 755 return count;
733} 756}
734 757
735/* ------------------------------------------------------------------------- */ 758/* ------------------------------------------------------------------------- */
736/* 759/*
737 * Add text given in <str> of length <len> to screen struct 760 * Add text given in <str> of length <len> to screen struct
738 */ 761 */
739/* EXTPROTO */
740void 762void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 763rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 764{
765 if (len <= 0) /* sanity */
766 return;
767
743 unsigned char checksel, clearsel; 768 unsigned char checksel;
744 uint32_t c; 769 unicode_t c;
745 int i, row, last_col; 770 int ncol = this->ncol;
746 text_t *stp; 771 const wchar_t *strend = str + len;
747 rend_t *srp;
748 struct rxvt_hidden *h = R->h;
749 772
750 if (len <= 0) /* sanity */
751 return;
752
753 h->want_refresh = 1; 773 want_refresh = 1;
754 last_col = R->TermWin.ncol;
755
756 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
757 ZERO_SCROLLBACK(R); 774 ZERO_SCROLLBACK ();
775
758 if (nlines > 0) { 776 if (minlines > 0)
777 {
759 nlines += (R->screen.cur.row - R->screen.bscroll); 778 minlines += screen.cur.row - screen.bscroll;
760 if ((nlines > 0) 779 min_it (minlines, screen.cur.row - top_row);
780
781 if (minlines > 0
761 && (R->screen.tscroll == 0) 782 && screen.tscroll == 0
762 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 783 && screen.bscroll == nrow - 1)
784 {
763 /* _at least_ this many lines need to be scrolled */ 785 /* _at least_ this many lines need to be scrolled */
764 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 786 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
765 0); 787 screen.cur.row -= minlines;
766 R->screen.cur.row -= nlines; 788 }
767 }
768 } 789 }
769#ifdef DEBUG_STRICT 790
770 assert(R->screen.cur.col < last_col); 791 assert (screen.cur.col < ncol);
771 assert((R->screen.cur.row < R->TermWin.nrow) 792 assert (screen.cur.row < nrow
772 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 793 && screen.cur.row >= top_row);
773#else /* drive with your eyes closed */ 794 int row = screen.cur.row;
774 MIN_IT(R->screen.cur.col, last_col - 1);
775 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
776 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
777#endif
778 row = R->screen.cur.row + R->TermWin.saveLines;
779 795
780 checksel = (R->selection.op 796 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
781 && h->current_screen == R->selection.screen) ? 1 : 0;
782 clearsel = 0;
783 797
784 stp = R->screen.text[row]; 798 line_t *line = &ROW(row);
785 srp = R->screen.rend[row];
786 799
787 for (i = 0; i < len;) { 800 while (str < strend)
788 c = str[i++]; 801 {
789 switch (c) { 802 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
790 case '\t': 803
791 rxvt_scr_tab(aR_ 1); 804 if (expect_false (c < 0x20))
792 continue; 805 if (c == C0_LF)
793 case '\n': 806 {
794 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 807 max_it (line->l, screen.cur.col);
795 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 808
796 R->screen.flags &= ~Screen_WrapNext; 809 screen.flags &= ~Screen_WrapNext;
810
797 if (R->screen.cur.row == R->screen.bscroll) 811 if (screen.cur.row == screen.bscroll)
798 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 812 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
799 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 813 else if (screen.cur.row < (nrow - 1))
800 row = (++R->screen.cur.row) + R->TermWin.saveLines; 814 row = ++screen.cur.row;
801 stp = R->screen.text[row]; /* _must_ refresh */ 815
802 srp = R->screen.rend[row]; /* _must_ refresh */ 816 line = &ROW(row); /* _must_ refresh */
803 RESET_CHSTAT(h); 817 continue;
804 continue; 818 }
805 case '\r': 819 else if (c == C0_CR)
806 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 820 {
807 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 821 max_it (line->l, screen.cur.col);
822
808 R->screen.flags &= ~Screen_WrapNext; 823 screen.flags &= ~Screen_WrapNext;
809 R->screen.cur.col = 0; 824 screen.cur.col = 0;
810 RESET_CHSTAT(h); 825 continue;
811 continue; 826 }
812 default: 827 else if (c == C0_HT)
813 if (c == 127) 828 {
814 continue; /* yummmm..... */ 829 scr_tab (1, true);
815 break; 830 continue;
816 } 831 }
817 832
833 if (expect_false (
818 if (checksel /* see if we're writing within selection */ 834 checksel /* see if we're writing within selection */
819 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 835 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
820 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 836 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
837 ))
838 {
821 checksel = 0; 839 checksel = 0;
822 clearsel = 1; 840 /*
823 } 841 * If we wrote anywhere in the selected area, kill the selection
824 if (R->screen.flags & Screen_WrapNext) { 842 * XXX: should we kill the mark too? Possibly, but maybe that
825 R->screen.tlen[row] = -1; 843 * should be a similar check.
826 if (R->screen.cur.row == R->screen.bscroll) 844 */
827 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 845 CLEAR_SELECTION ();
828 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 846 }
829 row = (++R->screen.cur.row) + R->TermWin.saveLines;
830 stp = R->screen.text[row]; /* _must_ refresh */
831 srp = R->screen.rend[row]; /* _must_ refresh */
832 R->screen.cur.col = 0;
833 R->screen.flags &= ~Screen_WrapNext;
834 }
835 if (R->screen.flags & Screen_Insert)
836 rxvt_scr_insdel_chars(aR_ 1, INSERT);
837 847
848 if (expect_false (screen.flags & Screen_WrapNext))
849 {
850 scr_do_wrap ();
851
852 line->l = ncol;
853 line->is_longer (1);
854
855 row = screen.cur.row;
856 line = &ROW(row); /* _must_ refresh */
857 }
858
859 // some utf-8 decoders "decode" surrogate characters: let's fix this.
860 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
861 c = 0xfffd;
862
863 // rely on wcwidth to tell us the character width, do wcwidth before
864 // further replacements, as wcwidth might return -1 for the line
865 // drawing characters below as they might be invalid in the current
866 // locale.
867 int width = WCWIDTH (c);
868
838 if (R->h->charsets[R->screen.charset] == '0') // DEC SPECIAL 869 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
839 switch (c) 870 {
871 // vt100 special graphics and line drawing
872 // 5f-7e standard vt100
873 // 40-5e rxvt extension for extra curses acs chars
874 static uint16_t vt100_0[62] = { // 41 .. 7e
875 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
876 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
877 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
878 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
879 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
880 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
881 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
882 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
883 };
884
885 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
840 { 886 {
841 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 887 c = vt100_0[c - 0x41];
842 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 888 width = 1; // vt100 line drawing characters are always single-width
843 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
844 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
845 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
846 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
847 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
848 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
849 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
850 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
851 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
852 } 889 }
890 }
853 891
854 rend_t rend = SET_FONT (h->rstyle, R->TermWin.fontset->find_font (c)); 892 if (expect_false (screen.flags & Screen_Insert))
893 scr_insdel_chars (width, INSERT);
855 894
856 stp[R->screen.cur.col] = c; 895 if (width != 0)
857 srp[R->screen.cur.col] = rend;
858
859 if (c > 255)
860 { 896 {
861 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 897#if !UNICODE_3
862 int width = wcwidth (c); 898 // trim characters we can't store directly :(
899 if (c >= 0x10000)
900# if ENABLE_COMBINING
901 c = rxvt_composite.compose (c); // map to lower 16 bits
902# else
903 c = 0xfffd;
904# endif
905#endif
906
907 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
908
909 // if the character doesn't fit into the remaining columns...
910 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
863 911 {
864 if (width > 1) 912 if (screen.flags & Screen_Autowrap)
865 {
866 while (--width > 0 && R->screen.cur.col < last_col - 1)
867 { 913 {
868 914 // ... artificially enlargen the previous one
869 srp[R->screen.cur.col] |= RS_wide; 915 c = NOCHAR;
870 916 // and try the same character next loop iteration
871 R->screen.cur.col++; 917 --str;
872 stp[R->screen.cur.col] = NOCHAR;
873 srp[R->screen.cur.col] = rend;
874 } 918 }
919 else
920 screen.cur.col = ncol - width;
921 }
922
923 // nuke the character at this position, if required
924 // due to wonderful coincidences everywhere else in this loop
925 // we never have to check for overwriting a wide char itself,
926 // only its tail.
927 if (expect_false (line->t[screen.cur.col] == NOCHAR))
928 scr_kill_char (*line, screen.cur.col);
929
930 line->touch ();
931
932 do
933 {
934 line->t[screen.cur.col] = c;
935 line->r[screen.cur.col] = rend;
936
937 if (expect_true (screen.cur.col < ncol - 1))
938 screen.cur.col++;
939 else
940 {
941 line->l = ncol;
942 if (screen.flags & Screen_Autowrap)
943 screen.flags |= Screen_WrapNext;
944
945 goto end_of_line;
875 } 946 }
947
948 c = NOCHAR;
876 } 949 }
950 while (expect_false (--width > 0));
877 951
878 if (R->screen.cur.col < last_col - 1) 952 // pad with spaces when overwriting wide character with smaller one
879 R->screen.cur.col++; 953 for (int c = screen.cur.col; expect_false (c < ncol && line->t[c] == NOCHAR); c++)
880 else { 954 {
881 R->screen.tlen[row] = last_col; 955 line->t[c] = ' ';
882 if (R->screen.flags & Screen_Autowrap) 956 line->r[c] = rend;
883 R->screen.flags |= Screen_WrapNext; 957 }
884 }
885 }
886 if (R->screen.tlen[row] != -1) /* XXX: think about this */
887 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
888 958
889/* 959end_of_line:
890 * If we wrote anywhere in the selected area, kill the selection 960 ;
891 * XXX: should we kill the mark too? Possibly, but maybe that 961 }
892 * should be a similar check. 962#if ENABLE_COMBINING
893 */ 963 else // width == 0
894 if (clearsel) 964 {
895 CLEAR_SELECTION(R); 965 if (c != 0xfeff) // ignore BOM
966 {
967 // handle combining characters
968 // we just tag the accent on the previous on-screen character.
969 // this is arguably not correct, but also arguably not wrong.
970 // we don't handle double-width characters nicely yet.
971 line_t *linep;
972 text_t *tp;
973 rend_t *rp;
896 974
897#ifdef DEBUG_STRICT 975 if (screen.cur.col > 0)
976 {
977 linep = line;
978 tp = line->t + screen.cur.col - 1;
979 rp = line->r + screen.cur.col - 1;
980 }
981 else if (screen.cur.row > 0
982 && ROW(screen.cur.row - 1).is_longer ())
983 {
984 linep = &ROW(screen.cur.row - 1);
985 tp = line->t + ncol - 1;
986 rp = line->r + ncol - 1;
987 }
988 else
989 continue;
990
991 linep->touch ();
992
993 while (*tp == NOCHAR && tp > linep->t)
994 tp--, rp--;
995
996 // first try to find a precomposed character
997 unicode_t n = rxvt_compose (*tp, c);
998 if (n == NOCHAR)
999 n = rxvt_composite.compose (*tp, c);
1000
1001 *tp = n;
1002 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1003 }
1004 }
1005#endif
1006 }
1007
1008 max_it (line->l, screen.cur.col);
1009
898 assert(R->screen.cur.row >= 0); 1010 assert (screen.cur.row >= 0);
899#else /* drive with your eyes closed */
900 MAX_IT(R->screen.cur.row, 0);
901#endif
902} 1011}
903 1012
904/* ------------------------------------------------------------------------- */ 1013/* ------------------------------------------------------------------------- */
905/* 1014/*
906 * Process Backspace. Move back the cursor back a position, wrap if have to 1015 * Process Backspace. Move back the cursor back a position, wrap if have to
907 * XTERM_SEQ: CTRL-H 1016 * XTERM_SEQ: CTRL-H
908 */ 1017 */
909/* EXTPROTO */
910void 1018void
911rxvt_scr_backspace(pR) 1019rxvt_term::scr_backspace () NOTHROW
912{ 1020{
913 RESET_CHSTAT(R->h);
914 R->h->want_refresh = 1;
915 if (R->screen.cur.col == 0) { 1021 if (screen.cur.col == 0)
1022 {
916 if (R->screen.cur.row > 0) { 1023 if (screen.cur.row > 0)
1024 {
917#ifdef TERMCAP_HAS_BW 1025#ifdef TERMCAP_HAS_BW
918 R->screen.cur.col = R->TermWin.ncol - 1; 1026 screen.cur.col = ncol - 1;
919 R->screen.cur.row--; 1027 --screen.cur.row;
920 return; 1028
1029 want_refresh = 1;
921#endif 1030#endif
922 } 1031 }
1032 }
923 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1033 else if (screen.flags & Screen_WrapNext)
924 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
925 R->screen.flags &= ~Screen_WrapNext; 1034 screen.flags &= ~Screen_WrapNext;
1035 else
1036 scr_gotorc (0, -1, RELATIVE);
926} 1037}
927 1038
928/* ------------------------------------------------------------------------- */ 1039/* ------------------------------------------------------------------------- */
929/* 1040/*
930 * Process Horizontal Tab 1041 * Process Horizontal Tab
931 * count: +ve = forward; -ve = backwards 1042 * count: +ve = forward; -ve = backwards
932 * XTERM_SEQ: CTRL-I 1043 * XTERM_SEQ: CTRL-I
933 */ 1044 */
934/* EXTPROTO */
935void 1045void
936rxvt_scr_tab(pR_ int count) 1046rxvt_term::scr_tab (int count, bool ht) NOTHROW
937{ 1047{
938 int i, x; 1048 int i, x;
939 1049
940 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
941 R->h->want_refresh = 1; 1050 want_refresh = 1;
942 RESET_CHSTAT(R->h);
943 i = x = R->screen.cur.col; 1051 i = x = screen.cur.col;
1052
944 if (count == 0) 1053 if (count == 0)
945 return; 1054 return;
946 else if (count > 0) { 1055 else if (count > 0)
947 for (; ++i < R->TermWin.ncol; ) 1056 {
1057 line_t &l = ROW(screen.cur.row);
1058 rend_t base_rend = l.r[i];
1059 ht &= l.t[i] == ' ';
1060
1061 for (; ++i < ncol; )
948 if (R->tabs[i]) { 1062 if (tabs[i])
949 x = i; 1063 {
950 if (!--count) 1064 x = i;
951 break; 1065
1066 if (!--count)
1067 break;
1068 }
1069 else
1070 ht &= l.t[i] == ' '
1071 && RS_SAME (l.r[i], base_rend);
1072
1073 if (count)
1074 x = ncol - 1;
1075
1076 // store horizontal tab commands as characters inside the text
1077 // buffer so they can be selected and pasted.
1078 if (ht && option (Opt_pastableTabs))
1079 {
1080 base_rend = SET_FONT (base_rend, 0);
1081
1082 l.touch (x);
1083
1084 i = screen.cur.col;
1085
1086 l.t[i] = '\t';
1087 l.r[i] = base_rend;
1088
1089 while (++i < x)
1090 {
1091 l.t[i] = NOCHAR;
1092 l.r[i] = base_rend;
1093 }
1094 }
952 } 1095 }
953 if (count)
954 x = R->TermWin.ncol - 1;
955 } else /* if (count < 0) */ { 1096 else /* if (count < 0) */
1097 {
956 for (; --i >= 0; ) 1098 for (; --i >= 0; )
957 if (R->tabs[i]) { 1099 if (tabs[i])
958 x = i; 1100 {
959 if (!++count) 1101 x = i;
960 break; 1102 if (!++count)
1103 break;
1104 }
1105
1106 if (count)
1107 x = 0;
961 } 1108 }
962 if (count) 1109
963 x = 0;
964 }
965 if (x != R->screen.cur.col) 1110 if (x != screen.cur.col)
966 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1111 scr_gotorc (0, x, R_RELATIVE);
967} 1112}
968 1113
969/* ------------------------------------------------------------------------- */ 1114/* ------------------------------------------------------------------------- */
970/* 1115/*
971 * Process DEC Back Index 1116 * Process DEC Back Index
972 * XTERM_SEQ: ESC 6 1117 * XTERM_SEQ: ESC 6
973 * Move cursor left in row. If we're at the left boundary, shift everything 1118 * Move cursor left in row. If we're at the left boundary, shift everything
974 * in that row right. Clear left column. 1119 * in that row right. Clear left column.
975 */ 1120 */
976#ifndef NO_FRILLS 1121#if !ENABLE_MINIMAL
977/* EXTPROTO */
978void 1122void
979rxvt_scr_backindex(pR) 1123rxvt_term::scr_backindex () NOTHROW
980{ 1124{
981 if (R->screen.cur.col > 0) 1125 if (screen.cur.col > 0)
982 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1126 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
983 else { 1127 else
984 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
985 return; /* um, yeah? */
986 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1128 scr_insdel_chars (1, INSERT);
987 }
988} 1129}
989#endif 1130#endif
990/* ------------------------------------------------------------------------- */ 1131/* ------------------------------------------------------------------------- */
991/* 1132/*
992 * Process DEC Forward Index 1133 * Process DEC Forward Index
993 * XTERM_SEQ: ESC 9 1134 * XTERM_SEQ: ESC 9
994 * Move cursor right in row. If we're at the right boundary, shift everything 1135 * Move cursor right in row. If we're at the right boundary, shift everything
995 * in that row left. Clear right column. 1136 * in that row left. Clear right column.
996 */ 1137 */
997#ifndef NO_FRILLS 1138#if !ENABLE_MINIMAL
998/* EXTPROTO */
999void 1139void
1000rxvt_scr_forwardindex(pR) 1140rxvt_term::scr_forwardindex () NOTHROW
1001{ 1141{
1002 int row;
1003
1004 if (R->screen.cur.col < R->TermWin.ncol - 1) 1142 if (screen.cur.col < ncol - 1)
1005 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1143 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1006 else { 1144 else
1007 row = R->screen.cur.row + R->TermWin.saveLines; 1145 {
1008 if (R->screen.tlen[row] == 0) 1146 line_t &l = ROW(screen.cur.row);
1009 return; /* um, yeah? */ 1147
1010 else if (R->screen.tlen[row] == -1) 1148 l.touch ();
1011 R->screen.tlen[row] = R->TermWin.ncol; 1149 l.is_longer (0);
1150
1012 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1151 scr_gotorc (0, 0, R_RELATIVE);
1013 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1152 scr_insdel_chars (1, DELETE);
1014 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1153 scr_gotorc (0, ncol - 1, R_RELATIVE);
1015 } 1154 }
1016} 1155}
1017#endif 1156#endif
1018 1157
1019/* ------------------------------------------------------------------------- */ 1158/* ------------------------------------------------------------------------- */
1020/* 1159/*
1021 * Goto Row/Column 1160 * Goto Row/Column
1022 */ 1161 */
1023/* EXTPROTO */
1024void 1162void
1025rxvt_scr_gotorc(pR_ int row, int col, int relative) 1163rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1026{ 1164{
1027 R->h->want_refresh = 1; 1165 want_refresh = 1;
1028 ZERO_SCROLLBACK(R); 1166 ZERO_SCROLLBACK ();
1029 RESET_CHSTAT(R->h);
1030#ifdef RXVT_GRAPHICS
1031 if (rxvt_Gr_Displayed(aR))
1032 rxvt_Gr_scroll(aR_ 0);
1033#endif
1034 1167
1035 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));
1036
1037 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1168 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1038 : col); 1169 clamp_it (screen.cur.col, 0, ncol - 1);
1039 MAX_IT(R->screen.cur.col, 0);
1040 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1041 1170
1042 R->screen.flags &= ~Screen_WrapNext; 1171 screen.flags &= ~Screen_WrapNext;
1172
1043 if (relative & R_RELATIVE) { 1173 if (relative & R_RELATIVE)
1044 if (row > 0) { 1174 {
1175 if (row > 0)
1176 {
1045 if (R->screen.cur.row <= R->screen.bscroll 1177 if (screen.cur.row <= screen.bscroll
1046 && (R->screen.cur.row + row) > R->screen.bscroll) 1178 && (screen.cur.row + row) > screen.bscroll)
1047 R->screen.cur.row = R->screen.bscroll; 1179 screen.cur.row = screen.bscroll;
1048 else 1180 else
1049 R->screen.cur.row += row; 1181 screen.cur.row += row;
1182 }
1050 } else if (row < 0) { 1183 else if (row < 0)
1184 {
1051 if (R->screen.cur.row >= R->screen.tscroll 1185 if (screen.cur.row >= screen.tscroll
1052 && (R->screen.cur.row + row) < R->screen.tscroll) 1186 && (screen.cur.row + row) < screen.tscroll)
1053 R->screen.cur.row = R->screen.tscroll; 1187 screen.cur.row = screen.tscroll;
1188 else
1189 screen.cur.row += row;
1190 }
1191 }
1192 else
1193 {
1194 if (screen.flags & Screen_Relative)
1195 {
1196 /* relative origin mode */
1197 screen.cur.row = row + screen.tscroll;
1198 min_it (screen.cur.row, screen.bscroll);
1199 }
1054 else 1200 else
1055 R->screen.cur.row += row; 1201 screen.cur.row = row;
1056 }
1057 } else {
1058 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1059 R->screen.cur.row = row + R->screen.tscroll;
1060 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1061 } else
1062 R->screen.cur.row = row;
1063 } 1202 }
1064 MAX_IT(R->screen.cur.row, 0);
1065 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
1066}
1067 1203
1204 clamp_it (screen.cur.row, 0, nrow - 1);
1205}
1206
1068/* ------------------------------------------------------------------------- */ 1207/* ------------------------------------------------------------------------- */
1069/* 1208/*
1070 * direction should be UP or DN 1209 * direction should be UP or DN
1071 */ 1210 */
1072/* EXTPROTO */
1073void 1211void
1074rxvt_scr_index(pR_ enum page_dirn direction) 1212rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1075{ 1213{
1076 int dirn; 1214 int dirn;
1077 1215
1078 R->h->want_refresh = 1; 1216 want_refresh = 1;
1217 ZERO_SCROLLBACK ();
1218
1079 dirn = ((direction == UP) ? 1 : -1); 1219 dirn = ((direction == UP) ? 1 : -1);
1080 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1081 1220
1082 ZERO_SCROLLBACK(R);
1083 RESET_CHSTAT(R->h);
1084
1085#ifdef RXVT_GRAPHICS
1086 if (rxvt_Gr_Displayed(aR))
1087 rxvt_Gr_scroll(aR_ 0);
1088#endif
1089
1090 R->screen.flags &= ~Screen_WrapNext; 1221 screen.flags &= ~Screen_WrapNext;
1222
1091 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1223 if ((screen.cur.row == screen.bscroll && direction == UP)
1092 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1224 || (screen.cur.row == screen.tscroll && direction == DN))
1093 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1225 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1094 else 1226 else
1095 R->screen.cur.row += dirn; 1227 screen.cur.row += dirn;
1096 MAX_IT(R->screen.cur.row, 0); 1228
1097 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1229 clamp_it (screen.cur.row, 0, nrow - 1);
1098 rxvt_selection_check(aR_ 0); 1230 selection_check (0);
1099} 1231}
1100 1232
1101/* ------------------------------------------------------------------------- */ 1233/* ------------------------------------------------------------------------- */
1102/* 1234/*
1103 * Erase part or whole of a line 1235 * Erase part or whole of a line
1104 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1236 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1105 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1237 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1106 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1238 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1239 * extension: clear to right unless wrapped: ESC [ 3 K
1107 */ 1240 */
1108/* EXTPROTO */
1109void 1241void
1110rxvt_scr_erase_line(pR_ int mode) 1242rxvt_term::scr_erase_line (int mode) NOTHROW
1111{ 1243{
1112 unsigned int row, col, num; 1244 unsigned int col, num;
1113 1245
1114 R->h->want_refresh = 1; 1246 want_refresh = 1;
1115 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1116 ZERO_SCROLLBACK(R); 1247 ZERO_SCROLLBACK ();
1117 RESET_CHSTAT(R->h);
1118 1248
1119#ifdef RXVT_GRAPHICS
1120 if (rxvt_Gr_Displayed(aR))
1121 rxvt_Gr_scroll(aR_ 0);
1122#endif
1123
1124 rxvt_selection_check(aR_ 1); 1249 selection_check (1);
1125 1250
1126 R->screen.flags &= ~Screen_WrapNext; 1251 line_t &line = ROW(screen.cur.row);
1127 1252
1128 row = R->TermWin.saveLines + R->screen.cur.row; 1253 line.touch ();
1254 line.is_longer (0);
1255
1129 switch (mode) { 1256 switch (mode)
1130 case 0: /* erase to end of line */ 1257 {
1258 case 3:
1259 if (screen.flags & Screen_WrapNext)
1260 return;
1261
1262 /* fall through */
1263
1264 case 0: /* erase to end of line */
1131 col = R->screen.cur.col; 1265 col = screen.cur.col;
1132 num = R->TermWin.ncol - col; 1266 num = ncol - col;
1133 MIN_IT(R->screen.tlen[row], (int16_t)col); 1267 min_it (line.l, col);
1268
1134 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1269 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1135 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1270 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1136 CLEAR_SELECTION(R); 1271 CLEAR_SELECTION ();
1137 break; 1272 break;
1273
1138 case 1: /* erase to beginning of line */ 1274 case 1: /* erase to beginning of line */
1139 col = 0; 1275 col = 0;
1140 num = R->screen.cur.col + 1; 1276 num = screen.cur.col + 1;
1277
1141 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1278 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1142 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1279 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1143 CLEAR_SELECTION(R); 1280 CLEAR_SELECTION ();
1144 break; 1281 break;
1145 case 2: /* erase whole line */ 1282
1146 col = 0; 1283 case 2: /* erase whole line */
1147 num = R->TermWin.ncol; 1284 col = 0;
1148 R->screen.tlen[row] = 0; 1285 num = ncol;
1286 line.l = 0;
1149 if (R->selection.beg.row <= R->screen.cur.row 1287 if (selection.beg.row <= screen.cur.row
1150 && R->selection.end.row >= R->screen.cur.row) 1288 && selection.end.row >= screen.cur.row)
1151 CLEAR_SELECTION(R); 1289 CLEAR_SELECTION ();
1152 break; 1290 break;
1153 default: 1291 default:
1154 return; 1292 return;
1155 } 1293 }
1156 if (R->screen.text[row]) 1294
1157 rxvt_blank_line(aR_ 1295 scr_blank_line (line, col, num, rstyle);
1158 &(R->screen.text[row][col]),
1159 &(R->screen.rend[row][col]), num, R->h->rstyle);
1160 else
1161 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1162 R->h->rstyle);
1163} 1296}
1164 1297
1165/* ------------------------------------------------------------------------- */ 1298/* ------------------------------------------------------------------------- */
1166/* 1299/*
1167 * Erase part of whole of the screen 1300 * Erase part of whole of the screen
1168 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1301 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1169 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1302 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1170 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1303 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1171 */ 1304 */
1172/* EXTPROTO */
1173void 1305void
1174rxvt_scr_erase_screen(pR_ int mode) 1306rxvt_term::scr_erase_screen (int mode) NOTHROW
1175{ 1307{
1176 int num; 1308 int num;
1177 int32_t row, row_offset; 1309 int32_t row;
1178 rend_t ren; 1310 rend_t ren;
1179 XGCValues gcvalue; 1311 XGCValues gcvalue;
1180 1312
1181 R->h->want_refresh = 1; 1313 want_refresh = 1;
1182 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1183 ZERO_SCROLLBACK(R); 1314 ZERO_SCROLLBACK ();
1184 RESET_CHSTAT(R->h);
1185 row_offset = (int32_t)R->TermWin.saveLines;
1186 1315
1187 switch (mode) { 1316 switch (mode)
1317 {
1188 case 0: /* erase to end of screen */ 1318 case 0: /* erase to end of screen */
1189 rxvt_selection_check(aR_ 1); 1319 selection_check (1);
1190 rxvt_scr_erase_line(aR_ 0); 1320 scr_erase_line (0);
1191 row = R->screen.cur.row + 1; /* possible OOB */ 1321 row = screen.cur.row + 1; /* possible OOB */
1192 num = R->TermWin.nrow - row; 1322 num = nrow - row;
1193 break; 1323 break;
1194 case 1: /* erase to beginning of screen */ 1324 case 1: /* erase to beginning of screen */
1195 rxvt_selection_check(aR_ 3); 1325 selection_check (3);
1196 rxvt_scr_erase_line(aR_ 1); 1326 scr_erase_line (1);
1197 row = 0; 1327 row = 0;
1198 num = R->screen.cur.row; 1328 num = screen.cur.row;
1199 break; 1329 break;
1200 case 2: /* erase whole screen */ 1330 case 2: /* erase whole screen */
1201 rxvt_selection_check(aR_ 3); 1331 selection_check (3);
1202#ifdef RXVT_GRAPHICS 1332 row = 0;
1203 rxvt_Gr_ClearScreen(aR); 1333 num = nrow;
1204#endif 1334 break;
1205 row = 0;
1206 num = R->TermWin.nrow;
1207 break;
1208 default: 1335 default:
1209 return; 1336 return;
1210 } 1337 }
1211 R->h->refresh_type |= REFRESH_BOUNDS; 1338
1212 if (R->selection.op && R->h->current_screen == R->selection.screen 1339 if (selection.op && current_screen == selection.screen
1213 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1340 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1214 || (R->selection.end.row >= row 1341 || (selection.end.row >= row
1215 && R->selection.end.row <= row + num))) 1342 && selection.end.row <= row + num)))
1216 CLEAR_SELECTION(R); 1343 CLEAR_SELECTION ();
1344
1217 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1345 if (row >= nrow) /* Out Of Bounds */
1218 return; 1346 return;
1219 MIN_IT(num, (R->TermWin.nrow - row)); 1347
1348 min_it (num, nrow - row);
1349
1220 if (R->h->rstyle & (RS_RVid | RS_Uline)) 1350 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1221 ren = (rend_t) ~RS_None; 1351 ren = (rend_t) ~RS_None;
1222 else if (GET_BASEBG(R->h->rstyle) == Color_bg) { 1352 else if (GET_BASEBG (rstyle) == Color_bg)
1353 {
1223 ren = DEFAULT_RSTYLE; 1354 ren = DEFAULT_RSTYLE;
1224 CLEAR_ROWS(row, num); 1355
1225 } else { 1356 if (mapped)
1357 XClearArea (dpy, vt, 0,
1358 Row2Pixel (row - view_start), (unsigned int)width,
1359 (unsigned int)Height2Pixel (num), False);
1360 }
1361 else
1362 {
1226 ren = (R->h->rstyle & (RS_fgMask | RS_bgMask)); 1363 ren = rstyle & (RS_fgMask | RS_bgMask);
1227 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->h->rstyle)]; 1364
1228 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1365 if (mapped)
1229 ERASE_ROWS(row, num); 1366 {
1367 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1368 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1369 XFillRectangle (dpy, vt, gc,
1370 0, Row2Pixel (row - view_start),
1371 (unsigned int)width,
1372 (unsigned int)Height2Pixel (num));
1230 gcvalue.foreground = R->PixColors[Color_fg]; 1373 gcvalue.foreground = pix_colors[Color_fg];
1231 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1374 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1375 }
1232 } 1376 }
1377
1233 for (; num--; row++) { 1378 for (; num--; row++)
1234 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1235 (unsigned int)(row + row_offset), R->h->rstyle);
1236 R->screen.tlen[row + row_offset] = 0;
1237 rxvt_blank_line(aR_
1238 R->drawn_text[row], R->drawn_rend[row],
1239 (unsigned int)R->TermWin.ncol, ren);
1240 } 1379 {
1380 scr_blank_screen_mem (ROW(row), rstyle);
1381
1382 if (row - view_start < nrow)
1383 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1384 }
1241} 1385}
1386
1387#if !ENABLE_MINIMAL
1388void
1389rxvt_term::scr_erase_savelines () NOTHROW
1390{
1391 want_refresh = 1;
1392 ZERO_SCROLLBACK ();
1393
1394 top_row = 0;
1395}
1396#endif
1242 1397
1243/* ------------------------------------------------------------------------- */ 1398/* ------------------------------------------------------------------------- */
1244/* 1399/*
1245 * Fill the screen with `E's 1400 * Fill the screen with `E's
1246 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1401 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1247 */ 1402 */
1248/* EXTPROTO */
1249void 1403void
1250rxvt_scr_E(pR) 1404rxvt_term::scr_E () NOTHROW
1251{ 1405{
1252 int i, j, k; 1406 rend_t fs;
1253 rend_t *r1, fs;
1254 1407
1255 R->h->want_refresh = 1; 1408 want_refresh = 1;
1256 R->h->num_scr_allow = 0;
1257 ZERO_SCROLLBACK(R); 1409 ZERO_SCROLLBACK ();
1258 RESET_CHSTAT(R->h); 1410
1411 num_scr_allow = 0;
1259 rxvt_selection_check(aR_ 3); 1412 selection_check (3);
1260 1413
1261 fs = SET_FONT (R->h->rstyle, R->TermWin.fontset->find_font ('E')); 1414 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1262 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1415 for (int row = nrow; row--; )
1263 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1416 {
1264 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1417 line_t &line = ROW(row);
1265 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1418
1419 fill_text (line.t, 'E', ncol);
1420 rend_t *r1 = line.r;
1421
1422 for (int j = ncol; j--; )
1266 *r1++ = fs; 1423 *r1++ = fs;
1424
1425 line.is_longer (0);
1426 line.touch (ncol);
1267 } 1427 }
1268} 1428}
1269 1429
1270/* ------------------------------------------------------------------------- */ 1430/* ------------------------------------------------------------------------- */
1271/* 1431/*
1272 * Insert/Delete <count> lines 1432 * Insert/Delete <count> lines
1273 */ 1433 */
1274/* EXTPROTO */
1275void 1434void
1276rxvt_scr_insdel_lines(pR_ int count, int insdel) 1435rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1277{ 1436{
1278 int end; 1437 int end;
1279 1438
1280 ZERO_SCROLLBACK(R); 1439 ZERO_SCROLLBACK ();
1281 RESET_CHSTAT(R->h);
1282 1440
1283#ifdef RXVT_GRAPHICS
1284 if (rxvt_Gr_Displayed(aR))
1285 rxvt_Gr_scroll(aR_ 0);
1286#endif
1287
1288 rxvt_selection_check(aR_ 1); 1441 selection_check (1);
1289 1442
1290 if (R->screen.cur.row > R->screen.bscroll) 1443 if (screen.cur.row > screen.bscroll)
1291 return;
1292
1293 end = R->screen.bscroll - R->screen.cur.row + 1;
1294 if (count > end) {
1295 if (insdel == DELETE)
1296 return; 1444 return;
1445
1446 end = screen.bscroll - screen.cur.row + 1;
1447 if (count > end)
1448 {
1449 if (insdel == DELETE)
1450 return;
1297 else if (insdel == INSERT) 1451 else if (insdel == INSERT)
1298 count = end; 1452 count = end;
1299 } 1453 }
1300 R->screen.flags &= ~Screen_WrapNext;
1301 1454
1455 scr_do_wrap ();
1456
1302 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1457 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1303 0);
1304} 1458}
1305 1459
1306/* ------------------------------------------------------------------------- */ 1460/* ------------------------------------------------------------------------- */
1307/* 1461/*
1308 * Insert/Delete <count> characters from the current position 1462 * Insert/Delete <count> characters from the current position
1309 */ 1463 */
1310/* EXTPROTO */
1311void 1464void
1312rxvt_scr_insdel_chars(pR_ int count, int insdel) 1465rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1313{ 1466{
1314 int col, row;
1315 rend_t tr;
1316 text_t *stp;
1317 rend_t *srp;
1318 int16_t *slp;
1319
1320 R->h->want_refresh = 1; 1467 want_refresh = 1;
1321 ZERO_SCROLLBACK(R); 1468 ZERO_SCROLLBACK ();
1322#if 0
1323 RESET_CHSTAT(R->h);
1324#endif
1325 1469
1326#ifdef RXVT_GRAPHICS
1327 if (rxvt_Gr_Displayed(aR))
1328 rxvt_Gr_scroll(aR_ 0);
1329#endif
1330
1331 if (count <= 0) 1470 if (count <= 0)
1332 return; 1471 return;
1333 1472
1473 scr_do_wrap ();
1474
1334 rxvt_selection_check(aR_ 1); 1475 selection_check (1);
1335 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1476 min_it (count, ncol - screen.cur.col);
1336 1477
1337 row = R->screen.cur.row + R->TermWin.saveLines; 1478 int row = screen.cur.row;
1338 R->screen.flags &= ~Screen_WrapNext;
1339 1479
1340 stp = R->screen.text[row]; 1480 line_t *line = &ROW(row);
1341 srp = R->screen.rend[row]; 1481
1342 slp = &(R->screen.tlen[row]); 1482 line->touch ();
1483 line->is_longer (0);
1484
1485 // nuke wide spanning the start
1486 if (line->t[screen.cur.col] == NOCHAR)
1487 scr_kill_char (*line, screen.cur.col);
1488
1343 switch (insdel) { 1489 switch (insdel)
1490 {
1344 case INSERT: 1491 case INSERT:
1345 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1492 line->l = min (line->l + count, ncol);
1346 col--) { 1493
1347 stp[col] = stp[col - count]; 1494 if (line->t[screen.cur.col] == NOCHAR)
1348 srp[col] = srp[col - count]; 1495 scr_kill_char (*line, screen.cur.col);
1349 } 1496
1350 if (*slp != -1) { 1497 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1351 *slp += count; 1498 {
1352 MIN_IT(*slp, R->TermWin.ncol); 1499 line->t[col] = line->t[col - count];
1353 } 1500 line->r[col] = line->r[col - count];
1501 }
1502
1354 if (R->selection.op && R->h->current_screen == R->selection.screen 1503 if (selection.op && current_screen == selection.screen
1355 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1504 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1505 {
1356 if (R->selection.end.row != R->screen.cur.row 1506 if (selection.end.row != screen.cur.row
1357 || (R->selection.end.col + count >= R->TermWin.ncol)) 1507 || (selection.end.col + count >= ncol))
1358 CLEAR_SELECTION(R); 1508 CLEAR_SELECTION ();
1359 else { /* shift selection */ 1509 else
1360 R->selection.beg.col += count; 1510 {
1511 /* shift selection */
1512 selection.beg.col += count;
1361 R->selection.mark.col += count; /* XXX: yes? */ 1513 selection.mark.col += count; /* XXX: yes? */
1362 R->selection.end.col += count; 1514 selection.end.col += count;
1363 } 1515 }
1364 } 1516 }
1365 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1517
1366 (unsigned int)count, R->h->rstyle); 1518 scr_blank_line (*line, screen.cur.col, count, rstyle);
1367 break; 1519 break;
1520
1368 case ERASE: 1521 case ERASE:
1369 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1522 screen.cur.col += count; /* don't worry if > ncol */
1370 rxvt_selection_check(aR_ 1); 1523 selection_check (1);
1371 R->screen.cur.col -= count; 1524 screen.cur.col -= count;
1372 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1525
1373 (unsigned int)count, R->h->rstyle); 1526 // nuke wide char after the end
1374 break; 1527 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1528 scr_kill_char (*line, screen.cur.col + count);
1529
1530 scr_blank_line (*line, screen.cur.col, count, rstyle);
1531 break;
1532
1375 case DELETE: 1533 case DELETE:
1376 tr = srp[R->TermWin.ncol - 1] 1534 line->l = max (line->l - count, 0);
1377 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1535
1536 // nuke wide char spanning the end
1537 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1538 scr_kill_char (*line, screen.cur.col + count);
1539
1378 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1540 for (int col = screen.cur.col; (col + count) < ncol; col++)
1379 stp[col] = stp[col + count]; 1541 {
1380 srp[col] = srp[col + count]; 1542 line->t[col] = line->t[col + count];
1381 } 1543 line->r[col] = line->r[col + count];
1382 rxvt_blank_line(aR_ 1544 }
1383 &(stp[R->TermWin.ncol - count]), 1545
1384 &(srp[R->TermWin.ncol - count]), 1546 scr_blank_line (*line, ncol - count, count, rstyle);
1385 (unsigned int)count, tr); 1547
1386 if (*slp == -1) /* break line continuation */
1387 *slp = R->TermWin.ncol;
1388 *slp -= count;
1389 MAX_IT(*slp, 0);
1390 if (R->selection.op && R->h->current_screen == R->selection.screen 1548 if (selection.op && current_screen == selection.screen
1391 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1549 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1550 {
1392 if (R->selection.end.row != R->screen.cur.row 1551 if (selection.end.row != screen.cur.row
1393 || (R->screen.cur.col >= R->selection.beg.col - count) 1552 || (screen.cur.col >= selection.beg.col - count)
1394 || R->selection.end.col >= R->TermWin.ncol) 1553 || selection.end.col >= ncol)
1395 CLEAR_SELECTION(R); 1554 CLEAR_SELECTION ();
1396 else { 1555 else
1397 /* shift selection */ 1556 {
1398 R->selection.beg.col -= count; 1557 /* shift selection */
1558 selection.beg.col -= count;
1399 R->selection.mark.col -= count; /* XXX: yes? */ 1559 selection.mark.col -= count; /* XXX: yes? */
1400 R->selection.end.col -= count; 1560 selection.end.col -= count;
1401 } 1561 }
1402 } 1562 }
1403 break; 1563
1564 break;
1404 } 1565 }
1405} 1566}
1406 1567
1407/* ------------------------------------------------------------------------- */ 1568/* ------------------------------------------------------------------------- */
1408/* 1569/*
1409 * Set the scrolling region 1570 * Set the scrolling region
1410 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1571 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1411 */ 1572 */
1412/* EXTPROTO */
1413void 1573void
1414rxvt_scr_scroll_region(pR_ int top, int bot) 1574rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1415{ 1575{
1416 MAX_IT(top, 0); 1576 max_it (top, 0);
1417 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1577 min_it (bot, nrow - 1);
1578
1418 if (top > bot) 1579 if (top > bot)
1419 return; 1580 return;
1581
1420 R->screen.tscroll = top; 1582 screen.tscroll = top;
1421 R->screen.bscroll = bot; 1583 screen.bscroll = bot;
1422 rxvt_scr_gotorc(aR_ 0, 0, 0); 1584 scr_gotorc (0, 0, 0);
1423} 1585}
1424 1586
1425/* ------------------------------------------------------------------------- */ 1587/* ------------------------------------------------------------------------- */
1426/* 1588/*
1427 * Make the cursor visible/invisible 1589 * Make the cursor visible/invisible
1428 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1590 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1429 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1591 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1430 */ 1592 */
1431/* EXTPROTO */
1432void 1593void
1433rxvt_scr_cursor_visible(pR_ int mode) 1594rxvt_term::scr_cursor_visible (int mode) NOTHROW
1434{ 1595{
1435 R->h->want_refresh = 1; 1596 want_refresh = 1;
1597
1436 if (mode) 1598 if (mode)
1437 R->screen.flags |= Screen_VisibleCursor; 1599 screen.flags |= Screen_VisibleCursor;
1438 else 1600 else
1439 R->screen.flags &= ~Screen_VisibleCursor; 1601 screen.flags &= ~Screen_VisibleCursor;
1440} 1602}
1441 1603
1442/* ------------------------------------------------------------------------- */ 1604/* ------------------------------------------------------------------------- */
1443/* 1605/*
1444 * Set/unset automatic wrapping 1606 * Set/unset automatic wrapping
1445 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1607 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1446 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1608 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1447 */ 1609 */
1448/* EXTPROTO */
1449void 1610void
1450rxvt_scr_autowrap(pR_ int mode) 1611rxvt_term::scr_autowrap (int mode) NOTHROW
1451{ 1612{
1452 if (mode) 1613 if (mode)
1453 R->screen.flags |= Screen_Autowrap; 1614 screen.flags |= Screen_Autowrap;
1454 else 1615 else
1455 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1616 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1456} 1617}
1457 1618
1458/* ------------------------------------------------------------------------- */ 1619/* ------------------------------------------------------------------------- */
1459/* 1620/*
1460 * Set/unset margin origin mode 1621 * Set/unset margin origin mode
… …
1463 * Relative mode: line numbers are relative to top margin of scrolling region 1624 * Relative mode: line numbers are relative to top margin of scrolling region
1464 * and the cursor cannot be moved outside. 1625 * and the cursor cannot be moved outside.
1465 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1626 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1466 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1627 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1467 */ 1628 */
1468/* EXTPROTO */
1469void 1629void
1470rxvt_scr_relative_origin(pR_ int mode) 1630rxvt_term::scr_relative_origin (int mode) NOTHROW
1471{ 1631{
1472 if (mode) 1632 if (mode)
1473 R->screen.flags |= Screen_Relative; 1633 screen.flags |= Screen_Relative;
1474 else 1634 else
1475 R->screen.flags &= ~Screen_Relative; 1635 screen.flags &= ~Screen_Relative;
1636
1476 rxvt_scr_gotorc(aR_ 0, 0, 0); 1637 scr_gotorc (0, 0, 0);
1477} 1638}
1478 1639
1479/* ------------------------------------------------------------------------- */ 1640/* ------------------------------------------------------------------------- */
1480/* 1641/*
1481 * Set insert/replace mode 1642 * Set insert/replace mode
1482 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1643 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1483 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1644 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1484 */ 1645 */
1485/* EXTPROTO */
1486void 1646void
1487rxvt_scr_insert_mode(pR_ int mode) 1647rxvt_term::scr_insert_mode (int mode) NOTHROW
1488{ 1648{
1489 if (mode) 1649 if (mode)
1490 R->screen.flags |= Screen_Insert; 1650 screen.flags |= Screen_Insert;
1491 else 1651 else
1492 R->screen.flags &= ~Screen_Insert; 1652 screen.flags &= ~Screen_Insert;
1493} 1653}
1494 1654
1495/* ------------------------------------------------------------------------- */ 1655/* ------------------------------------------------------------------------- */
1496/* 1656/*
1497 * Set/Unset tabs 1657 * Set/Unset tabs
1498 * XTERM_SEQ: Set tab at current column : ESC H 1658 * XTERM_SEQ: Set tab at current column : ESC H
1499 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1659 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1500 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1660 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1501 */ 1661 */
1502/* EXTPROTO */
1503void 1662void
1504rxvt_scr_set_tab(pR_ int mode) 1663rxvt_term::scr_set_tab (int mode) NOTHROW
1505{ 1664{
1506 if (mode < 0) 1665 if (mode < 0)
1507 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1666 memset (tabs, 0, ncol);
1508 else if (R->screen.cur.col < R->TermWin.ncol) 1667 else if (screen.cur.col < ncol)
1509 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1668 tabs [screen.cur.col] = !!mode;
1510} 1669}
1511 1670
1512/* ------------------------------------------------------------------------- */ 1671/* ------------------------------------------------------------------------- */
1513/* 1672/*
1514 * Set reverse/normal video 1673 * Set reverse/normal video
1515 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1674 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1516 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1675 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1517 */ 1676 */
1518/* EXTPROTO */
1519void 1677void
1520rxvt_scr_rvideo_mode(pR_ int mode) 1678rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1521{ 1679{
1680 rvideo_mode = on;
1681
1682#ifndef NO_BELL
1683 on ^= rvideo_bell;
1684#endif
1685
1686 if (rvideo_state != on)
1687 {
1688 rvideo_state = on;
1689
1690 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1691#ifdef HAVE_BG_PIXMAP
1692 if (bg_pixmap == None)
1693#endif
1694 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1695
1522 XGCValues gcvalue; 1696 XGCValues gcvalue;
1523
1524 if (R->h->rvideo != mode) {
1525 R->h->rvideo = mode;
1526 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1527#if defined(XPM_BACKGROUND)
1528 if (R->h->bgPixmap.pixmap == None)
1529#endif
1530#if defined(TRANSPARENT)
1531 if (!(R->Options & Opt_transparent) || R->h->am_transparent == 0)
1532#endif
1533 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1534 R->PixColors[Color_bg]);
1535
1536 gcvalue.foreground = R->PixColors[Color_fg]; 1697 gcvalue.foreground = pix_colors[Color_fg];
1537 gcvalue.background = R->PixColors[Color_bg]; 1698 gcvalue.background = pix_colors[Color_bg];
1538 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1699 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1539 &gcvalue); 1700
1540 rxvt_scr_clear(aR); 1701 scr_clear ();
1541 rxvt_scr_touch(aR_ True); 1702 scr_touch (true);
1542 } 1703 }
1543} 1704}
1544 1705
1545/* ------------------------------------------------------------------------- */ 1706/* ------------------------------------------------------------------------- */
1546/* 1707/*
1547 * Report current cursor position 1708 * Report current cursor position
1548 * XTERM_SEQ: Report position: ESC [ 6 n 1709 * XTERM_SEQ: Report position: ESC [ 6 n
1549 */ 1710 */
1550/* EXTPROTO */
1551void 1711void
1552rxvt_scr_report_position(pR) 1712rxvt_term::scr_report_position () NOTHROW
1553{ 1713{
1554 rxvt_tt_printf(aR_ "\033[%d;%dR", R->screen.cur.row + 1, 1714 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1555 R->screen.cur.col + 1);
1556} 1715}
1557 1716
1558/* ------------------------------------------------------------------------- * 1717/* ------------------------------------------------------------------------- *
1559 * FONTS * 1718 * FONTS *
1560 * ------------------------------------------------------------------------- */ 1719 * ------------------------------------------------------------------------- */
1561 1720
1562/* 1721/*
1563 * Set font style 1722 * Set font style
1564 */ 1723 */
1565/* INTPROTO */
1566void 1724void
1567rxvt_set_font_style(pR) 1725rxvt_term::set_font_style () NOTHROW
1568{ 1726{
1727#if 0
1569 switch (R->h->charsets[R->screen.charset]) { 1728 switch (charsets [screen.charset])
1729 {
1570 case '0': /* DEC Special Character & Line Drawing Set */ 1730 case '0': /* DEC Special Character & Line Drawing Set */
1571 break; 1731 break;
1572 case 'A': /* United Kingdom (UK) */ 1732 case 'A': /* United Kingdom (UK) */
1573 break; 1733 break;
1574 case 'B': /* United States (USASCII) */ 1734 case 'B': /* United States (USASCII) */
1575 break; 1735 break;
1576 case '<': /* Multinational character set */ 1736 case '<': /* Multinational character set */
1577 break; 1737 break;
1578 case '5': /* Finnish character set */ 1738 case '5': /* Finnish character set */
1579 break; 1739 break;
1580 case 'C': /* Finnish character set */ 1740 case 'C': /* Finnish character set */
1581 break; 1741 break;
1582 case 'K': /* German character set */ 1742 case 'K': /* German character set */
1583 break; 1743 break;
1584 } 1744 }
1745#endif
1585} 1746}
1586 1747
1587/* ------------------------------------------------------------------------- */ 1748/* ------------------------------------------------------------------------- */
1588/* 1749/*
1589 * Choose a font 1750 * Choose a font
1590 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1751 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1591 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1752 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1592 * XTERM_SEQ: Invoke G2 character set: ESC N 1753 * XTERM_SEQ: Invoke G2 character set: ESC N
1593 * XTERM_SEQ: Invoke G3 character set: ESC O 1754 * XTERM_SEQ: Invoke G3 character set: ESC O
1594 */ 1755 */
1595/* EXTPROTO */
1596void 1756void
1597rxvt_scr_charset_choose(pR_ int set) 1757rxvt_term::scr_charset_choose (int set) NOTHROW
1598{ 1758{
1599 R->screen.charset = set; 1759 screen.charset = set;
1600 rxvt_set_font_style(aR); 1760 set_font_style ();
1601} 1761}
1602 1762
1603/* ------------------------------------------------------------------------- */ 1763/* ------------------------------------------------------------------------- */
1604/* 1764/*
1605 * Set a font 1765 * Set a font
… …
1607 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1767 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1608 * XTERM_SEQ: Set G2 character set: ESC * <C> 1768 * XTERM_SEQ: Set G2 character set: ESC * <C>
1609 * XTERM_SEQ: Set G3 character set: ESC + <C> 1769 * XTERM_SEQ: Set G3 character set: ESC + <C>
1610 * See set_font_style for possible values for <C> 1770 * See set_font_style for possible values for <C>
1611 */ 1771 */
1612/* EXTPROTO */
1613void 1772void
1614rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1773rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1615{ 1774{
1616 R->h->charsets[set] = (unsigned char)ch; 1775 charsets[set] = (unsigned char)ch;
1617 rxvt_set_font_style(aR); 1776 set_font_style ();
1618} 1777}
1619 1778
1620
1621/* ------------------------------------------------------------------------- *
1622 * GRAPHICS COLOURS *
1623 * ------------------------------------------------------------------------- */
1624
1625#ifdef RXVT_GRAPHICS
1626/* EXTPROTO */
1627int
1628rxvt_scr_get_fgcolor(pR)
1629{
1630 return GET_FGCOLOR(R->h->rstyle);
1631}
1632
1633/* ------------------------------------------------------------------------- */
1634/* EXTPROTO */
1635int
1636rxvt_scr_get_bgcolor(pR)
1637{
1638 return GET_BGCOLOR(R->h->rstyle);
1639}
1640#endif
1641 1779
1642/* ------------------------------------------------------------------------- * 1780/* ------------------------------------------------------------------------- *
1643 * MAJOR SCREEN MANIPULATION * 1781 * MAJOR SCREEN MANIPULATION *
1644 * ------------------------------------------------------------------------- */ 1782 * ------------------------------------------------------------------------- */
1645 1783
1646/* 1784/*
1785 * refresh matching text.
1786 */
1787bool
1788rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1789{
1790 bool found = false;
1791
1792 for (int i = 0; i < nrow; i++)
1793 {
1794 rend_t *drp = drawn_buf[i].r;
1795
1796 for (int col = 0; col < ncol; col++, drp++)
1797 if ((*drp & mask) == value)
1798 {
1799 found = true;
1800 *drp = ~value;
1801 }
1802 }
1803
1804 return found;
1805}
1806
1807/*
1647 * Refresh an area 1808 * Refresh an area
1648 */ 1809 */
1649enum { 1810enum {
1650 PART_BEG = 0, 1811 PART_BEG = 0,
1651 PART_END, 1812 PART_END,
1652 RC_COUNT 1813 RC_COUNT
1653}; 1814};
1654 1815
1655/* EXTPROTO */
1656void 1816void
1657rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1817rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1658{ 1818{
1659 int i; 1819 int i;
1660 row_col_t rc[RC_COUNT]; 1820 row_col_t rc[RC_COUNT];
1661 1821
1662 if (R->drawn_text == NULL) /* sanity check */ 1822 if (!drawn_buf) /* sanity check */
1663 return; 1823 return;
1664 1824
1665#ifdef DEBUG_STRICT 1825#ifndef NO_SLOW_LINK_SUPPORT
1666 x = max(x, (int)R->TermWin.int_bwidth); 1826 if (refresh_type == FAST_REFRESH && !display->is_local)
1667 x = min(x, (int)R->TermWin.width); 1827 {
1668 y = max(y, (int)R->TermWin.int_bwidth); 1828 y = 0;
1669 y = min(y, (int)R->TermWin.height); 1829 eheight = height;
1830 }
1670#endif 1831#endif
1671 1832
1672/* round down */ 1833 /* round down */
1673 rc[PART_BEG].col = Pixel2Col(x); 1834 rc[PART_BEG].col = Pixel2Col (x);
1674 rc[PART_BEG].row = Pixel2Row(y); 1835 rc[PART_BEG].row = Pixel2Row (y);
1675/* round up */ 1836 /* round up */
1676 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1837 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1677 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1838 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1678 1839
1679/* sanity checks */ 1840 /* sanity checks */
1680 for (i = PART_BEG; i < RC_COUNT; i++) { 1841 for (i = PART_BEG; i < RC_COUNT; i++)
1681 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1682 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1683 } 1842 {
1843 min_it (rc[i].col, ncol - 1);
1844 min_it (rc[i].row, nrow - 1);
1845 }
1684 1846
1685 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));
1686
1687 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1847 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1688 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1848 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1689 (rc[PART_END].col - rc[PART_BEG].col + 1));
1690 1849
1850 num_scr_allow = 0;
1851
1691 if (refresh) 1852 if (refresh)
1692 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1853 scr_refresh ();
1693} 1854}
1694 1855
1695/* ------------------------------------------------------------------------- */ 1856/* ------------------------------------------------------------------------- */
1696/* 1857/*
1697 * Refresh the entire screen 1858 * Refresh the entire screen
1698 */ 1859 */
1699/* EXTPROTO */
1700void 1860void
1701rxvt_scr_touch(pR_ Bool refresh) 1861rxvt_term::scr_touch (bool refresh) NOTHROW
1702{ 1862{
1703 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1863 scr_expose (0, 0, width, height, refresh);
1704} 1864}
1705 1865
1706/* ------------------------------------------------------------------------- */ 1866/* ------------------------------------------------------------------------- */
1707/* 1867/*
1708 * Move the display so that the line represented by scrollbar value Y is at 1868 * Move the display so that the line represented by scrollbar value Y is at
1709 * the top of the screen 1869 * the top of the screen
1710 */ 1870 */
1711/* EXTPROTO */ 1871void
1712int
1713rxvt_scr_move_to(pR_ int y, int len) 1872rxvt_term::scr_move_to (int y, int len) NOTHROW
1714{ 1873{
1715 long p = 0; 1874 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1716 uint16_t oldviewstart;
1717
1718 oldviewstart = R->TermWin.view_start;
1719 if (y < len) {
1720 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1721 p -= (long)(R->TermWin.nrow - 1);
1722 p = max(p, 0);
1723 }
1724 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1725 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1726
1727 return rxvt_scr_changeview(aR_ oldviewstart);
1728} 1875}
1729 1876
1730/* ------------------------------------------------------------------------- */ 1877/* ------------------------------------------------------------------------- */
1731/* 1878/*
1732 * Page the screen up/down nlines 1879 * Page the screen up/down nlines
1733 * direction should be UP or DN 1880 * direction should be UP or DN
1734 */ 1881 */
1735/* EXTPROTO */ 1882bool
1736int
1737rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1883rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1738{ 1884{
1739 int n; 1885 int new_view_start =
1740 uint16_t oldviewstart; 1886 direction == UP ? view_start - nlines
1887 : view_start + nlines;
1741 1888
1742 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1743#ifdef DEBUG_STRICT
1744 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1745#endif
1746 oldviewstart = R->TermWin.view_start;
1747 if (direction == UP) {
1748 n = R->TermWin.view_start + nlines;
1749 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1750 } else {
1751 n = R->TermWin.view_start - nlines;
1752 R->TermWin.view_start = max(n, 0);
1753 }
1754 return rxvt_scr_changeview(aR_ oldviewstart); 1889 return scr_changeview (new_view_start);
1755} 1890}
1756 1891
1757/* INTPROTO */ 1892bool
1758int 1893rxvt_term::scr_changeview (int new_view_start) NOTHROW
1759rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1760{ 1894{
1761 if (R->TermWin.view_start != oldviewstart) { 1895 clamp_it (new_view_start, top_row, 0);
1896
1897 if (new_view_start == view_start)
1898 return false;
1899
1900 num_scr += new_view_start - view_start;
1901 view_start = new_view_start;
1762 R->h->want_refresh = 1; 1902 want_refresh = 1;
1763#ifdef RXVT_GRAPHICS
1764 if (rxvt_Gr_Displayed(aR))
1765 rxvt_Gr_scroll(aR_ 0);
1766#endif
1767 R->h->num_scr -= (R->TermWin.view_start - oldviewstart);
1768 }
1769 return (int)(R->TermWin.view_start - oldviewstart);
1770}
1771 1903
1772/* ------------------------------------------------------------------------- */ 1904 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1773/* EXTPROTO */ 1905
1774void 1906 return true;
1775rxvt_scr_bell(pR) 1907}
1776{ 1908
1777#ifndef NO_BELL 1909#ifndef NO_BELL
1910void
1911rxvt_term::bell_cb (ev::timer &w, int revents)
1912{
1913 rvideo_bell = false;
1914 scr_rvideo_mode (rvideo_mode);
1915 refresh_check ();
1916}
1917#endif
1918
1919/* ------------------------------------------------------------------------- */
1920void
1921rxvt_term::scr_bell () NOTHROW
1922{
1923#ifndef NO_BELL
1924
1778# ifndef NO_MAPALERT 1925# ifndef NO_MAPALERT
1779# ifdef MAPALERT_OPTION 1926# ifdef MAPALERT_OPTION
1780 if (R->Options & Opt_mapAlert) 1927 if (option (Opt_mapAlert))
1781# endif 1928# endif
1782 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1929 XMapWindow (dpy, parent);
1783# endif 1930# endif
1931
1932# if ENABLE_FRILLS
1933 if (option (Opt_urgentOnBell))
1934 set_urgency (1);
1935# endif
1936
1784 if (R->Options & Opt_visualBell) { 1937 if (option (Opt_visualBell))
1785 rxvt_scr_rvideo_mode(aR_ !R->h->rvideo); /* refresh also done */ 1938 {
1786 rxvt_scr_rvideo_mode(aR_ !R->h->rvideo); /* refresh also done */ 1939 rvideo_bell = true;
1940 scr_rvideo_mode (rvideo_mode);
1941 flush ();
1942
1943 bell_ev.start (VISUAL_BELL_DURATION);
1944 }
1787 } else 1945 else
1788 XBell(R->Xdisplay, 0); 1946 XBell (dpy, 0);
1947 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1789#endif 1948#endif
1790} 1949}
1791 1950
1792/* ------------------------------------------------------------------------- */ 1951/* ------------------------------------------------------------------------- */
1793/* ARGSUSED */ 1952/* ARGSUSED */
1794/* EXTPROTO */
1795void 1953void
1796rxvt_scr_printscreen(pR_ int fullhist) 1954rxvt_term::scr_printscreen (int fullhist) NOTHROW
1797{ 1955{
1798#ifdef PRINTPIPE 1956#ifdef PRINTPIPE
1799 int i, r1, nrows, row_offset; 1957 int nrows, row_start;
1800 text_t *t; 1958 FILE *fd = popen_printer ();
1801 FILE *fd;
1802 1959
1803 if ((fd = rxvt_popen_printer(aR)) == NULL) 1960 if (!fd)
1804 return; 1961 return;
1805 nrows = R->TermWin.nrow; 1962
1806 row_offset = R->TermWin.saveLines;
1807 if (!fullhist) 1963 if (fullhist)
1808 row_offset -= R->TermWin.view_start;
1809 else {
1810 nrows += R->TermWin.nscrolled;
1811 row_offset -= R->TermWin.nscrolled;
1812 } 1964 {
1813 1965 nrows = nrow - top_row;
1814 for (r1 = 0; r1 < nrows; r1++) { 1966 row_start = top_row;
1815 t = R->screen.text[r1 + row_offset]; 1967 }
1816 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1968 else
1817 if (!isspace(t[i]))
1818 break;
1819 fprintf(fd, "%.*s\n", (i + 1), t);
1820 } 1969 {
1970 nrows = nrow;
1971 row_start = view_start;
1972 }
1973
1974 wctomb (0, 0);
1975
1976 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1977 {
1978 text_t *tp = ROW(r1).t;
1979 int len = ROW(r1).l;
1980
1981 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1982 {
1983 char mb[MB_LEN_MAX];
1984 text_t t = *tp++;
1985 if (t == NOCHAR)
1986 continue;
1987
1988 len = wctomb (mb, t);
1989
1990 if (len <= 0)
1991 {
1992 mb[0] = ' ';
1993 len = 1;
1994 }
1995
1996 fwrite (mb, 1, len, fd);
1997 }
1998
1999 fputc ('\n', fd);
2000 }
2001
1821 rxvt_pclose_printer(fd); 2002 pclose_printer (fd);
1822#endif 2003#endif
1823} 2004}
1824 2005
1825/* ------------------------------------------------------------------------- */ 2006/* ------------------------------------------------------------------------- */
1826/* 2007/*
1827 * Refresh the screen 2008 * Refresh the screen
1828 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2009 * drawn_text/drawn_rend contain the screen information before the update.
1829 * R->screen.text/R->screen.rend contain what the screen will change to. 2010 * screen.text/screen.rend contain what the screen will change to.
2011 */
2012void
2013rxvt_term::scr_refresh () NOTHROW
2014{
2015 int16_t col, row, /* column/row we're processing */
2016 ocrow; /* old cursor row */
2017 int i; /* tmp */
2018#ifndef NO_CURSORCOLOR
2019 rend_t cc1; /* store colours at cursor position (s) */
2020#endif
2021 rend_t *crp; // cursor rendition pointer
2022 rend_t ccol1, /* Cursor colour */
2023 ccol2; /* Cursor colour2 */
2024
2025 want_refresh = 0; /* screen is current */
2026
2027 if (refresh_type == NO_REFRESH || !mapped)
2028 return;
2029
2030 /*
2031 * A: set up vars
1830 */ 2032 */
2033 refresh_count = 0;
1831 2034
1832#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2035 unsigned int old_screen_flags = screen.flags;
1833# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2036 char have_bg = 0;
1834# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2037#ifdef HAVE_BG_PIXMAP
2038 have_bg = bg_pixmap != None;
2039#endif
2040 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2041
2042 /*
2043 * B: reverse any characters which are selected
2044 */
2045 scr_reverse_selection ();
2046
2047 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2048#if ENABLE_OVERLAY
2049 scr_swap_overlay ();
2050#endif
2051
2052 char showcursor = screen.flags & Screen_VisibleCursor;
2053
2054 /*
2055 * C: set the cursor character (s)
2056 */
2057 {
2058 unsigned char setoldcursor;
2059
2060#ifdef CURSOR_BLINK
2061 if (hidden_cursor)
2062 showcursor = 0;
2063#endif
2064
2065 if (showcursor)
2066 {
2067 int col = screen.cur.col;
2068
2069 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2070 col--;
2071
2072 crp = &ROW(screen.cur.row).r[col];
2073
2074#ifndef NO_CURSORCOLOR
2075 cc1 = *crp & (RS_fgMask | RS_bgMask);
2076 if (ISSET_PIXCOLOR (Color_cursor))
2077 ccol1 = Color_cursor;
2078 else
2079#endif
2080#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2081 ccol1 = fgcolor_of (rstyle);
1835#else 2082#else
1836# define MONO_BOLD(x) \ 2083 ccol1 = Color_fg;
1837 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1838# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1839#endif 2084#endif
1840 2085
1841#define FONT_WIDTH(X, Y) \
1842 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1843#define FONT_RBEAR(X, Y) \
1844 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1845#define FONT_LBEAR(X, Y) \
1846 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1847#define IS_FONT_CHAR(X, Y) \
1848 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1849
1850/* EXTPROTO */
1851void
1852rxvt_scr_refresh(pR_ unsigned char refresh_type)
1853{
1854 unsigned char clearfirst, /* first character writes before cell */
1855 clearlast, /* last character writes beyond cell */
1856 must_clear, /* use draw_string not draw_image_string */
1857#ifndef NO_BOLDFONT
1858 bfont, /* we've changed font to bold font */
1859#endif
1860 rvid, /* reverse video this position */
1861 wbyte, /* we're in multibyte */
1862 showcursor; /* show the cursor */
1863 int fore, back; /* desired foreground/background */
1864 int16_t col, row, /* column/row we're processing */
1865 ocrow; /* old cursor row */
1866 int cursorwidth;
1867 int i, /* tmp */
1868 row_offset; /* basic offset in screen structure */
1869#ifndef NO_CURSORCOLOR 2086#ifndef NO_CURSORCOLOR
1870 rend_t cc1; /* store colours at cursor position(s) */ 2087 if (ISSET_PIXCOLOR (Color_cursor2))
1871 rend_t cc2; /* store colours at cursor position(s) */ 2088 ccol2 = Color_cursor2;
2089 else
1872#endif 2090#endif
1873 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2091#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1874 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2092 ccol2 = bgcolor_of (rstyle);
1875 char *buffer; /* local copy of R->h->buffer */ 2093#else
1876 struct rxvt_hidden *h = R->h; 2094 ccol2 = Color_bg;
1877
1878 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1879 return;
1880
1881/*
1882 * A: set up vars
1883 */
1884 clearfirst = clearlast = must_clear = wbyte = 0;
1885#ifndef NO_BOLDFONT
1886 bfont = 0;
1887#endif 2095#endif
1888 2096
1889 if (h->currmaxcol < R->TermWin.ncol) {
1890 h->currmaxcol = R->TermWin.ncol;
1891 h->buffer = (char *)rxvt_realloc (h->buffer,
1892 sizeof(char) * (h->currmaxcol + 1) * MB_CUR_MAX);
1893 }
1894 buffer = h->buffer;
1895 h->refresh_count = 0;
1896
1897 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1898
1899 if ((refresh_type & REFRESH_BOUNDS)) {
1900 clearfirst = clearlast = 1;
1901 h->refresh_type &= ~REFRESH_BOUNDS;
1902 }
1903#if defined(XPM_BACKGROUND)
1904 must_clear |= (h->bgPixmap.pixmap != None);
1905#endif
1906#if defined(TRANSPARENT)
1907 must_clear |= ((R->Options & Opt_transparent) && h->am_transparent);
1908#endif
1909 ocrow = h->oldcursor.row; /* is there an old outline cursor on screen? */
1910
1911/*
1912 * B: reverse any characters which are selected
1913 */
1914 rxvt_scr_reverse_selection(aR);
1915
1916/*
1917 * C: set the cursor character(s)
1918 */
1919 {
1920 unsigned char setoldcursor;
1921 rend_t ccol1, /* Cursor colour */
1922 ccol2; /* Cursor colour2 */
1923
1924 showcursor = (R->screen.flags & Screen_VisibleCursor);
1925 cursorwidth = 0;
1926#ifdef CURSOR_BLINK
1927 if (R->h->hidden_cursor)
1928 showcursor = 0;
1929#endif
1930
1931 cursorwidth = 0;
1932
1933 if (showcursor) 2097 if (focus)
1934 { 2098 {
2099 if (option (Opt_cursorUnderline))
2100 *crp ^= RS_Uline;
2101 else
2102 {
2103 *crp ^= RS_RVid;
2104 *crp = SET_FGCOLOR (*crp, ccol1);
2105 *crp = SET_BGCOLOR (*crp, ccol2);
2106 }
2107 }
2108 }
2109
2110 /* make sure no outline cursor is left around */
2111 setoldcursor = 0;
2112 if (ocrow != -1)
2113 {
2114 if (screen.cur.row - view_start != ocrow
2115 || screen.cur.col != oldcursor.col)
2116 {
2117 if (ocrow < nrow
2118 && oldcursor.col < ncol)
2119 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2120
2121 if (focus || !showcursor)
2122 oldcursor.row = -1;
2123 else
2124 setoldcursor = 1;
2125 }
2126 }
2127 else if (!focus)
2128 setoldcursor = 1;
2129
2130 if (setoldcursor)
2131 {
2132 if (screen.cur.row - view_start >= nrow)
2133 oldcursor.row = -1;
2134 else
2135 {
2136 oldcursor.row = screen.cur.row - view_start;
2137 oldcursor.col = screen.cur.col;
2138 }
2139 }
2140 }
2141
2142#ifndef NO_SLOW_LINK_SUPPORT
2143 /*
2144 * D: CopyArea pass - very useful for slower links
2145 * This has been deliberately kept simple.
2146 */
2147 if (!display->is_local
2148 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2149 && abs (num_scr) < nrow && !have_bg)
2150 {
2151 int16_t nits;
2152 int i = num_scr;
2153 int j;
2154 int len, wlen;
2155 dLocal (int, num_scr);
2156
2157 j = nrow;
2158 wlen = len = -1;
2159 row = i > 0 ? 0 : j - 1;
2160
2161 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2162 {
2163 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2164 {
2165 line_t s = ROW(view_start + row);
2166 line_t d = drawn_buf[row];
2167 line_t d2 = drawn_buf[row + i];
2168
2169 for (nits = 0, col = ncol; col--; )
2170 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2171 nits--;
2172 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2173 nits++;
2174
2175 if (nits > 8) /* XXX: arbitrary choice */
2176 {
2177 for (col = ncol; col--; )
2178 {
2179 *d.t++ = *d2.t++;
2180 *d.r++ = *d2.r++;
2181 }
2182
2183 if (len == -1)
2184 len = row;
2185
2186 wlen = row;
2187 continue;
2188 }
2189 }
2190
2191 if (len >= 0)
2192 {
2193 /* also comes here at end if needed because of >= above */
2194 if (wlen < len)
2195 ::swap (wlen, len);
2196
2197 XGCValues gcv;
2198
2199 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2200 XCopyArea (dpy, vt, vt,
2201 gc, 0, Row2Pixel (len + i),
2202 (unsigned int)this->width,
2203 (unsigned int)Height2Pixel (wlen - len + 1),
2204 0, Row2Pixel (len));
2205 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2206
2207 len = -1;
2208 }
2209 }
2210 }
2211#endif
2212
2213 /*
2214 * E: main pass across every character
2215 */
2216 for (row = 0; row < nrow; row++)
2217 {
2218 text_t *stp = ROW(view_start + row).t;
2219 rend_t *srp = ROW(view_start + row).r;
2220 text_t *dtp = drawn_buf[row].t;
2221 rend_t *drp = drawn_buf[row].r;
2222
2223 /*
2224 * E2: OK, now the real pass
2225 */
2226 int ypixel = (int)Row2Pixel (row);
2227
2228 for (col = 0; col < ncol; col++)
2229 {
2230 /* compare new text with old - if exactly the same then continue */
2231 if (stp[col] == dtp[col] /* Must match characters to skip. */
2232 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2233 || (stp[col] == ' ' /* space w/ no background change */
2234 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2235 continue;
2236
2237 // redraw one or more characters
2238
2239 // seek to the beginning of wide characters
2240 while (expect_false (stp[col] == NOCHAR && col > 0))
2241 --col;
2242
2243 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2244 text_t *text = stp + col;
2245 int count = 1;
2246
2247 dtp[col] = stp[col];
2248 drp[col] = rend;
2249
2250 int xpixel = Col2Pixel (col);
2251
2252 for (i = 0; ++col < ncol; )
2253 {
2254 if (stp[col] == NOCHAR)
2255 {
2256 dtp[col] = stp[col];
2257 drp[col] = srp[col];
2258
2259 count++;
2260 i++;
2261
2262 continue;
2263 }
2264
2265 if (!RS_SAME (rend, srp[col]))
2266 break;
2267
2268 count++;
2269
2270 if (stp[col] != dtp[col]
2271 || !RS_SAME (srp[col], drp[col]))
2272 {
2273 if (have_bg && (i++ > count / 2))
2274 break;
2275
2276 dtp[col] = stp[col];
2277 drp[col] = rend;
2278 i = 0;
2279 }
2280 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2281 break;
2282 }
2283
2284 col--; /* went one too far. move back */
2285 count -= i; /* dump any matching trailing chars */
2286
2287 // sometimes we optimize away the trailing NOCHAR's, add them back
2288 while (expect_false (i && text[count] == NOCHAR))
2289 count++, i--;
2290
2291 /*
2292 * Determine the attributes for the string
2293 */
2294 int fore = fgcolor_of (rend); // desired foreground
2295 int back = bgcolor_of (rend); // desired background
2296
2297 // only do special processing if any attributes are set, which is unlikely
2298 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2299 {
2300 bool invert = rend & RS_RVid;
2301
2302#ifndef NO_BOLD_UNDERLINE_REVERSE
2303 if (rend & RS_Bold && fore == Color_fg)
2304 {
2305 if (ISSET_PIXCOLOR (Color_BD))
2306 fore = Color_BD;
2307# if !ENABLE_STYLES
2308 else
2309 invert = !invert;
2310# endif
2311 }
2312
2313 if (rend & RS_Italic && fore == Color_fg)
2314 {
2315 if (ISSET_PIXCOLOR (Color_IT))
2316 fore = Color_IT;
2317# if !ENABLE_STYLES
2318 else
2319 invert = !invert;
2320# endif
2321 }
2322
2323 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2324 fore = Color_UL;
2325#endif
2326
2327#ifdef OPTION_HC
2328 if (rend & RS_Sel)
2329 {
2330 /* invert the column if no highlightColor is set or it is the
2331 * current cursor column */
2332 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2333 && ISSET_PIXCOLOR (Color_HC))
2334 {
2335 if (ISSET_PIXCOLOR (Color_HTC))
2336 fore = Color_HTC;
2337 // if invert is 0 reverse video is set so we use bg color as fg color
2338 else if (!invert)
2339 fore = back;
2340
2341 back = Color_HC;
2342 invert = 0;
2343 }
2344 }
2345#endif
2346
2347 if (invert)
2348 {
2349 ::swap (fore, back);
2350
2351#ifndef NO_BOLD_UNDERLINE_REVERSE
2352 if (fore == back)
2353 {
2354 fore = Color_bg;
2355 back = Color_fg;
2356 }
2357#endif
2358 }
2359
2360#ifdef TEXT_BLINK
2361 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2362 {
2363 if (!text_blink_ev.is_active ())
2364 {
2365 text_blink_ev.again ();
2366 hidden_text = 0;
2367 }
2368 else if (hidden_text)
2369 fore = back;
2370 }
2371#endif
2372
2373#if ENABLE_STYLES
2374 // "careful" (too wide) character handling
2375
2376 // include previous careful character(s) if possible, looks nicer (best effort...)
2377 while (text > stp
2378 && srp[text - stp - 1] & RS_Careful
2379 && RS_SAME (rend, srp[text - stp - 1]))
2380 text--, count++, xpixel -= fwidth;
2381
2382 // force redraw after "careful" characters to avoid pixel droppings
2383 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2384 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2385
2386 // force redraw before "careful" characters to avoid pixel droppings
2387 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2388 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2389#endif
2390 }
2391
2392 /*
2393 * Actually do the drawing of the string here
2394 */
2395 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2396
2397 if (expect_true (have_bg && back == Color_bg))
2398 {
2399 // this is very ugly, maybe push it into ->draw?
2400
2401 for (i = 0; i < count; i++) /* don't draw empty strings */
2402 if (text[i] != ' ')
2403 {
2404 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2405 goto did_clear;
2406 }
2407
2408 CLEAR_CHARS (xpixel, ypixel, count);
2409 did_clear: ;
2410 }
2411 else
2412 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2413
2414 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2415 {
2416#if ENABLE_FRILLS
2417 if (ISSET_PIXCOLOR (Color_underline))
2418 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2419 else
2420#endif
2421 XSetForeground (dpy, gc, pix_colors[fore]);
2422
2423 XDrawLine (dpy, vt, gc,
2424 xpixel, ypixel + font->ascent + 1,
2425 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2426 }
2427 } /* for (col....) */
2428 } /* for (row....) */
2429
2430 /*
2431 * G: cleanup cursor and display outline cursor if necessary
2432 */
2433 if (showcursor)
2434 {
2435 if (focus)
2436 {
2437 if (option (Opt_cursorUnderline))
2438 *crp ^= RS_Uline;
2439 else
2440 {
2441 *crp ^= RS_RVid;
2442#ifndef NO_CURSORCOLOR
2443 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2444#endif
2445 }
2446 }
2447 else if (oldcursor.row >= 0)
2448 {
2449 int cursorwidth = 1;
2450 int col = oldcursor.col;
2451
2452 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2453 col--;
2454
2455 while (col + cursorwidth < ncol
2456 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
1935 cursorwidth++; 2457 cursorwidth++;
1936 2458
1937 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1938 [R->screen.cur.col]);
1939
1940 if (showcursor && R->TermWin.focus)
1941 {
1942 *srp ^= RS_RVid;
1943#ifndef NO_CURSORCOLOR 2459#ifndef NO_CURSORCOLOR
1944 cc1 = *srp & (RS_fgMask | RS_bgMask);
1945 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor)) 2460 if (ISSET_PIXCOLOR (Color_cursor))
1946 ccol1 = Color_cursor; 2461 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
1947 else 2462 else
1948#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1949 ccol1 = GET_FGCOLOR(h->rstyle);
1950#else
1951 ccol1 = Color_fg;
1952#endif 2463#endif
1953 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor2)) 2464 XSetForeground (dpy, gc, pix_colors[ccol1]);
1954 ccol2 = Color_cursor2;
1955 else
1956#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1957 ccol2 = GET_BGCOLOR(h->rstyle);
1958#else
1959 ccol2 = Color_bg;
1960#endif
1961 *srp = SET_FGCOLOR(*srp, ccol1);
1962 *srp = SET_BGCOLOR(*srp, ccol2);
1963#endif
1964 }
1965 2465
1966 while (IS_WIDE (*srp)) 2466 XDrawRectangle (dpy, vt, gc,
1967 cursorwidth++, srp++; 2467 Col2Pixel (col),
2468 Row2Pixel (oldcursor.row),
2469 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2470 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
1968 } 2471 }
1969
1970 /* make sure no outline cursor is left around */
1971 setoldcursor = 0;
1972 if (ocrow != -1) {
1973 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1974 || R->screen.cur.col != h->oldcursor.col) {
1975 if (ocrow < R->TermWin.nrow
1976 && h->oldcursor.col < R->TermWin.ncol) {
1977 R->drawn_rend[ocrow][h->oldcursor.col] ^= (RS_RVid | RS_Uline);
1978 }
1979 if (R->TermWin.focus || !showcursor)
1980 h->oldcursor.row = -1;
1981 else
1982 setoldcursor = 1;
1983 } 2472 }
1984 } else if (!R->TermWin.focus) 2473
1985 setoldcursor = 1; 2474 /*
1986 if (setoldcursor) { 2475 * H: cleanup selection
1987 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow) 2476 */
1988 h->oldcursor.row = -1; 2477#if ENABLE_OVERLAY
1989 else { 2478 scr_swap_overlay ();
1990 h->oldcursor.row = R->screen.cur.row + R->TermWin.view_start; 2479#endif
1991 h->oldcursor.col = R->screen.cur.col; 2480 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2481
2482 scr_reverse_selection ();
2483
2484 screen.flags = old_screen_flags;
2485 num_scr = 0;
2486 num_scr_allow = 1;
2487}
2488
2489void
2490rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2491{
2492 if (!l.t)
2493 return;
2494
2495 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2496
2497 for (int i = ncol; i--; )
2498 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2499}
2500
2501void
2502rxvt_term::scr_remap_chars () NOTHROW
2503{
2504 for (int i = total_rows; i--; )
2505 scr_remap_chars (row_buf [i]);
2506
2507 for (int i = nrow; i--; )
2508 {
2509 scr_remap_chars (drawn_buf [i]);
2510 scr_remap_chars (swap_buf [i]);
1992 } 2511 }
1993 } 2512}
2513
2514void
2515rxvt_term::scr_recolour (bool refresh) NOTHROW
2516{
2517 bool transparent = false;
2518
2519#ifdef HAVE_BG_PIXMAP
2520 if (bg_pixmap != None)
1994 } 2521 {
1995 2522# ifdef ENABLE_TRANSPARENCY
1996#ifndef NO_SLOW_LINK_SUPPORT 2523 if (bg_flags & BG_IS_TRANSPARENT)
1997/*
1998 * D: CopyArea pass - very useful for slower links
1999 * This has been deliberately kept simple.
2000 */
2001 i = h->num_scr;
2002 if (refresh_type == FAST_REFRESH && h->num_scr_allow && i
2003 && abs(i) < R->TermWin.nrow && !must_clear) {
2004 int16_t nits;
2005 int j;
2006 rend_t *drp2;
2007 text_t *dtp2;
2008 int len, wlen;
2009
2010 j = R->TermWin.nrow;
2011 wlen = len = -1;
2012 row = i > 0 ? 0 : j - 1;
2013 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) {
2014 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) {
2015 stp = R->screen.text[row + row_offset];
2016 srp = R->screen.rend[row + row_offset];
2017 dtp = R->drawn_text[row];
2018 dtp2 = R->drawn_text[row + i];
2019 drp = R->drawn_rend[row];
2020 drp2 = R->drawn_rend[row + i];
2021 for (nits = 0, col = R->TermWin.ncol; col--; )
2022 if (stp[col] != dtp2[col] || srp[col] != drp2[col])
2023 nits--;
2024 else if (stp[col] != dtp[col] || srp[col] != drp[col])
2025 nits++;
2026 if (nits > 8) { /* XXX: arbitrary choice */
2027 for (col = R->TermWin.ncol; col--; ) {
2028 *dtp++ = *dtp2++;
2029 *drp++ = *drp2++;
2030 }
2031 if (len == -1)
2032 len = row;
2033 wlen = row;
2034 continue;
2035 }
2036 }
2037 if (len != -1) {
2038 /* also comes here at end if needed because of >= above */
2039 if (wlen < len)
2040 SWAP_IT(wlen, len, int);
2041 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2042 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2043 R->TermWin.gc, 0, Row2Pixel(len + i),
2044 (unsigned int)TermWin_TotalWidth(),
2045 (unsigned int)Height2Pixel(wlen - len + 1),
2046 0, Row2Pixel(len));
2047 len = -1;
2048 }
2049 }
2050 }
2051#endif
2052
2053/*
2054 * E: main pass across every character
2055 */
2056 for (row = 0; row < R->TermWin.nrow; row++)
2057 { 2524 {
2058 stp = R->screen.text[row + row_offset]; 2525 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2059 srp = R->screen.rend[row + row_offset]; 2526 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2060 dtp = R->drawn_text[row];
2061 drp = R->drawn_rend[row];
2062 2527
2063/* 2528 transparent = true;
2064 * E2: OK, now the real pass
2065 */
2066 int ypixel = (int)Row2Pixel(row);
2067
2068 for (col = 0; col < R->TermWin.ncol; col++) {
2069 /* compare new text with old - if exactly the same then continue */
2070 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2071
2072 if (stp[col] == dtp[col] /* Must match characters to skip. */
2073 && (rend == drp[col] /* Either rendition the same or */
2074 || (stp[col] == ' ' /* space w/ no background change */
2075 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2076 continue;
2077
2078 text_t *text = stp + col;
2079 int count = 1;
2080
2081 /* redraw one or more characters */
2082
2083 dtp[col] = stp[col];
2084 drp[col] = rend;
2085
2086 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2087 continue;
2088
2089 int xpixel = Col2Pixel(col);
2090
2091 // this loop looks very messy, it can probably be optimized
2092 // and cleaned a bit by you?
2093 for (i = 0; ++col < R->TermWin.ncol; )
2094 {
2095 if (stp[col] == NOCHAR)
2096 {
2097 dtp[col] = stp[col];
2098 drp[col] = rend;
2099 count++;
2100
2101 if (i) // only possible skip if char unchanged
2102 i++;
2103
2104 continue;
2105 }
2106
2107 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2108 break;
2109
2110 count++;
2111
2112 if (stp[col] != dtp[col]
2113 || srp[col] != drp[col])
2114 {
2115 if (must_clear && (i++ > (count / 2)))
2116 break;
2117
2118 dtp[col] = stp[col];
2119 drp[col] = rend;
2120 i = 0;
2121 }
2122 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2123 break;
2124 } 2529 }
2125 2530 else
2126 col--; /* went one too far. move back */
2127 count -= i; /* dump any matching trailing chars */
2128
2129/*
2130 * Determine the attributes for the string
2131 */
2132 int fid = GET_FONT(rend);
2133 fore = GET_FGCOLOR(rend);
2134 back = GET_BGCOLOR(rend);
2135 rend = GET_ATTR(rend);
2136
2137 rvid = (rend & RS_RVid) ? 1 : 0;
2138#ifdef OPTION_HC
2139 if (!rvid && (rend & RS_Blink))
2140 {
2141 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_HC))
2142 back = Color_HC;
2143 else
2144 rvid = !rvid; /* fall back */
2145 }
2146#endif
2147 if (rvid)
2148 {
2149 SWAP_IT(fore, back, int);
2150
2151#ifndef NO_BOLD_UNDERLINE_REVERSE
2152 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_RV)
2153# ifndef NO_CURSORCOLOR
2154 && !ISSET_PIXCOLOR(h, Color_cursor)
2155# endif 2531# endif
2156 ) 2532 {
2157 back = Color_RV; 2533 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2158#endif 2534 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2159 } 2535 }
2160#ifndef NO_BOLD_UNDERLINE_REVERSE 2536 }
2161 else if (rend & RS_Bold) 2537 else
2162 {
2163 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_BD))
2164 {
2165 fore = Color_BD;
2166# ifndef VERYBOLD
2167 rend &= ~RS_Bold; /* we've taken care of it */
2168# endif 2538#endif
2169 } 2539 {
2170 } 2540 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2171 else if (rend & RS_Uline) 2541 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2172 {
2173 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_UL))
2174 {
2175 fore = Color_UL;
2176 rend &= ~RS_Uline; /* we've taken care of it */
2177 }
2178 }
2179#endif
2180
2181/*
2182 * Actually do the drawing of the string here
2183 */
2184 rxvt_font *font = (*R->TermWin.fontset)[fid];
2185
2186 if (back == Color_bg)
2187 {
2188 if (must_clear)
2189 {
2190 for (i = 0; i < count; i++) /* don't draw empty strings */
2191 if (text[i] != ' ') {
2192 font->draw (xpixel, ypixel, text, count, fore, -1);
2193 goto nodraw;
2194 }
2195 CLEAR_CHARS(xpixel, ypixel, count);
2196nodraw: ;
2197 }
2198 else
2199 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2200 } else
2201 font->draw (xpixel, ypixel, text, count, fore, back);
2202
2203 if ((rend & RS_Uline) && (font->descent > 1))
2204 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2205 xpixel, ypixel + font->ascent + 1,
2206 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2207 } /* for (col....) */
2208 } /* for (row....) */
2209
2210/*
2211 * G: cleanup cursor and display outline cursor if necessary
2212 */
2213 if (showcursor) {
2214 if (R->TermWin.focus) {
2215 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2216 [R->screen.cur.col]);
2217 *srp ^= RS_RVid;
2218#ifndef NO_CURSORCOLOR
2219 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2220#endif
2221 } else if (h->oldcursor.row >= 0) {
2222#ifndef NO_CURSORCOLOR
2223 unsigned long gcmask; /* Graphics Context mask */
2224
2225 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor)) {
2226 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2227 } 2542 }
2228#endif 2543
2229 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2544 XClearWindow (dpy, parent);
2230 Col2Pixel(h->oldcursor.col), 2545
2231 Row2Pixel(h->oldcursor.row), 2546 if (scrollBar.win)
2232 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2233 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2234 }
2235 } 2547 {
2236/* 2548 if (transparent)
2237 * H: cleanup selection 2549 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2238 */ 2550 else
2239 rxvt_scr_reverse_selection(aR); 2551 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2552 scrollBar.state = STATE_IDLE;
2553 scrollBar.show (0);
2554 }
2240 2555
2241/* 2556 if (refresh)
2242 * I: other general cleanup 2557 {
2243 */ 2558 scr_clear ();
2244 if (clearfirst && R->TermWin.int_bwidth) 2559 scr_touch (true);
2245 /* 2560 }
2246 * clear the whole screen height, note that width == 0 is treated 2561 want_refresh = 1;
2247 * specially by XClearArea 2562}
2248 */
2249 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2250 (unsigned int)R->TermWin.int_bwidth,
2251 (unsigned int)TermWin_TotalHeight(), False);
2252 if (clearlast && R->TermWin.int_bwidth)
2253 /*
2254 * clear the whole screen height, note that width == 0 is treated
2255 * specially by XClearArea
2256 */
2257 XClearArea(R->Xdisplay, R->TermWin.vt,
2258 R->TermWin.width + R->TermWin.int_bwidth, 0,
2259 (unsigned int)R->TermWin.int_bwidth,
2260 (unsigned int)TermWin_TotalHeight(), False);
2261 if (refresh_type & SMOOTH_REFRESH)
2262 XSync(R->Xdisplay, False);
2263 2563
2264 h->num_scr = 0; 2564/* ------------------------------------------------------------------------- */
2565void
2566rxvt_term::scr_clear (bool really) NOTHROW
2567{
2568 if (!mapped)
2569 return;
2570
2265 h->num_scr_allow = 1; 2571 num_scr_allow = 0;
2266 h->want_refresh = 0; /* screen is current */
2267}
2268/* ------------------------------------------------------------------------- */
2269
2270/* EXTPROTO */
2271void
2272rxvt_scr_clear(pR)
2273{
2274 if (!R->TermWin.mapped)
2275 return;
2276 R->h->num_scr_allow = 0;
2277 R->h->want_refresh = 1; 2572 want_refresh = 1;
2278#ifdef TRANSPARENT
2279 if ((R->Options & Opt_transparent) && (R->h->am_pixmap_trans == 0)) {
2280 int i;
2281 2573
2282 if (!(R->Options & Opt_transparent_all)) 2574 if (really)
2283 i = 0; 2575 XClearWindow (dpy, vt);
2284 else 2576}
2285 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2577
2286 for (; i--;) 2578void
2287 if (R->TermWin.parent[i] != None) 2579rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2288 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2580{
2581 int view_end = view_start + nrow;
2582 int row, col;
2583
2584 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2289 } 2585 {
2290#endif 2586 text_t *stp = ROW(row).t;
2291 XClearWindow(R->Xdisplay, R->TermWin.vt); 2587 rend_t *srp = ROW(row).r;
2292}
2293 2588
2294/* ------------------------------------------------------------------------- */ 2589 for (col = beg_col; col < end_col; col++)
2295/* INTPROTO */ 2590 srp[col] ^= rstyle1;
2296void
2297rxvt_scr_reverse_selection(pR)
2298{
2299 int i, col, row, end_row;
2300 rend_t *srp;
2301 2591
2302 if (R->selection.op && R->h->current_screen == R->selection.screen) { 2592 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2303 end_row = R->TermWin.saveLines - R->TermWin.view_start; 2593 srp[col] ^= rstyle2;
2304 i = R->selection.beg.row + R->TermWin.saveLines; 2594
2305 row = R->selection.end.row + R->TermWin.saveLines; 2595 if (++col < end_col)
2306 if (i >= end_row) 2596 srp[col] ^= rstyle2;
2307 col = R->selection.beg.col; 2597 }
2308 else { 2598}
2599
2600void
2601rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2602{
2603 int view_end = view_start + nrow;
2604 int row, col;
2605
2606 if (beg_row >= view_start)
2607 {
2608 col = beg_col;
2609 row = beg_row;
2610 }
2611 else
2612 {
2309 col = 0; 2613 col = 0;
2310 i = end_row; 2614 row = view_start;
2311 } 2615 }
2312 end_row += R->TermWin.nrow; 2616
2313 for (; i < row && i < end_row; i++, col = 0) 2617 for (; row < min (end_row, view_end); row++, col = 0)
2314 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2618 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2315#ifndef OPTION_HC 2619 srp[col] ^= rstyle;
2316 srp[col] ^= RS_RVid; 2620
2317#else 2621 if (row == end_row)
2318 srp[col] ^= RS_Blink; 2622 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2623 srp[col] ^= rstyle;
2624}
2625
2626/* ------------------------------------------------------------------------- */
2627void
2628rxvt_term::scr_reverse_selection () NOTHROW
2629{
2630 if (selection.op
2631 && current_screen == selection.screen
2632 && selection.end.row >= view_start)
2633 {
2634#if !ENABLE_MINIMAL
2635 if (selection.rect)
2636 scr_xor_rect (selection.beg.row, selection.beg.col,
2637 selection.end.row, selection.end.col,
2638 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2639 else
2319#endif 2640#endif
2320 if (i == row && i < end_row) 2641 scr_xor_span (selection.beg.row, selection.beg.col,
2321 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2642 selection.end.row, selection.end.col,
2322#ifndef OPTION_HC 2643 RS_Sel | RS_RVid);
2323 srp[col] ^= RS_RVid;
2324#else
2325 srp[col] ^= RS_Blink;
2326#endif
2327 } 2644 }
2328} 2645}
2329 2646
2330/* ------------------------------------------------------------------------- */ 2647/* ------------------------------------------------------------------------- */
2331/* 2648/*
2332 * Dump the whole scrollback and screen to the passed filedescriptor. The 2649 * Dump the whole scrollback and screen to the passed filedescriptor. The
2333 * invoking routine must close the fd. 2650 * invoking routine must close the fd.
2334 */ 2651 */
2335#if 0 2652#if 0
2336/* EXTPROTO */
2337void 2653void
2338rxvt_scr_dump(pR_ int fd) 2654rxvt_term::scr_dump (int fd) NOTHROW
2339{ 2655{
2340 int row, wrote; 2656 int row, wrote;
2341 unsigned int width, towrite; 2657 unsigned int width, towrite;
2342 char r1[] = "\n"; 2658 const char r1[] = "\n";
2343 2659
2344 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2660 for (row = saveLines + top_row;
2345 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2661 row < saveLines + nrow - 1; row++)
2346 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2662 {
2347 : R->TermWin.ncol; 2663 width = row_buf[row].l >= 0 ? row_buf[row].l
2664 : ncol;
2348 for (towrite = width; towrite; towrite -= wrote) { 2665 for (towrite = width; towrite; towrite -= wrote)
2666 {
2349 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2667 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2350 towrite); 2668 towrite);
2351 if (wrote < 0) 2669 if (wrote < 0)
2352 return; /* XXX: death, no report */ 2670 return; /* XXX: death, no report */
2353 } 2671 }
2354 if (R->screen.tlen[row] >= 0) 2672 if (row_buf[row].l >= 0)
2355 if (write(fd, r1, 1) <= 0) 2673 if (write (fd, r1, 1) <= 0)
2356 return; /* XXX: death, no report */ 2674 return; /* XXX: death, no report */
2357 } 2675 }
2358} 2676}
2359#endif 2677#endif
2360 2678
2361/* ------------------------------------------------------------------------- * 2679/* ------------------------------------------------------------------------- *
2362 * CHARACTER SELECTION * 2680 * CHARACTER SELECTION *
2363 * ------------------------------------------------------------------------- */ 2681 * ------------------------------------------------------------------------- */
2364
2365/*
2366 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2367 */
2368/* EXTPROTO */
2369void 2682void
2370rxvt_selection_check(pR_ int check_more) 2683rxvt_term::selection_check (int check_more) NOTHROW
2371{ 2684{
2372 row_col_t pos; 2685 row_col_t pos;
2373 2686
2374 if (!R->selection.op) 2687 if (!selection.op)
2375 return; 2688 return;
2376 2689
2377 pos.row = pos.col = 0; 2690 pos.row = pos.col = 0;
2378 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2691 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2379 || (R->selection.beg.row >= R->TermWin.nrow) 2692 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2380 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2693 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2381 || (R->selection.mark.row >= R->TermWin.nrow)
2382 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2383 || (R->selection.end.row >= R->TermWin.nrow)
2384 || (check_more == 1 2694 || (check_more == 1
2385 && R->h->current_screen == R->selection.screen 2695 && current_screen == selection.screen
2386 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2696 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2387 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2697 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2388 || (check_more == 2 2698 || (check_more == 2
2389 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2699 && ROWCOL_IS_BEFORE (selection.beg, pos)
2390 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2700 && ROWCOL_IS_AFTER (selection.end, pos))
2391 || (check_more == 3 2701 || (check_more == 3
2392 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2702 && ROWCOL_IS_AFTER (selection.end, pos))
2393 || (check_more == 4 /* screen width change */ 2703 || (check_more == 4 /* screen width change */
2394 && (R->selection.beg.row != R->selection.end.row 2704 && (selection.beg.row != selection.end.row
2395 || R->selection.end.col > R->TermWin.ncol))) 2705 || selection.end.col > ncol)))
2396 CLEAR_SELECTION(R); 2706 CLEAR_SELECTION ();
2397} 2707}
2398 2708
2399/* ------------------------------------------------------------------------- */ 2709/* ------------------------------------------------------------------------- */
2400/* 2710/*
2401 * Paste a selection direct to the command fd 2711 * Paste a selection direct to the command fd
2402 */ 2712 */
2403/* INTPROTO */
2404void 2713void
2405rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2714rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2406{ 2715{
2407 unsigned int i, j, n;
2408 unsigned char *ds = (unsigned char *)rxvt_malloc(PROP_SIZE);
2409
2410/* convert normal newline chars into common keyboard Return key sequence */ 2716 /* convert normal newline chars into common keyboard Return key sequence */
2411 for (i = 0; i < nitems; i += PROP_SIZE) { 2717 for (unsigned int i = 0; i < len; i++)
2412 n = min(nitems - i, PROP_SIZE); 2718 if (data[i] == C0_LF)
2413 MEMCPY(ds, data + i, n); 2719 data[i] = C0_CR;
2414 for (j = 0; j < n; j++)
2415 if (ds[j] == '\n')
2416 ds[j] = '\r';
2417 rxvt_tt_write(aR_ ds, (int)n);
2418 }
2419 free(ds);
2420}
2421 2720
2422/* ------------------------------------------------------------------------- */ 2721 if (priv_modes & PrivMode_BracketPaste)
2423/* 2722 tt_printf ("\e[200~");
2424 * Respond to a notification that a primary selection has been sent
2425 * EXT: SelectionNotify
2426 */
2427/* EXTPROTO */
2428int
2429rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2430{
2431 long nread = 0;
2432 unsigned long bytes_after;
2433 XTextProperty ct;
2434#ifdef MULTICHAR_SET
2435 int dummy_count;
2436 char **cl;
2437#endif
2438 2723
2439 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->h->selection_wait)); 2724 tt_write (data, len);
2440 2725
2441 if (prop == None) { /* check for failed XConvertSelection */ 2726 if (priv_modes & PrivMode_BracketPaste)
2442#ifdef MULTICHAR_SET 2727 tt_printf ("\e[201~");
2443 if ((R->h->selection_type & Sel_CompoundText)) {
2444 int selnum = R->h->selection_type & Sel_whereMask;
2445
2446 R->h->selection_type = 0;
2447 if (selnum != Sel_direct)
2448 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2449 }
2450#endif
2451 return 0;
2452 }
2453 for (;;) {
2454 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2455 (long)(PROP_SIZE / 4), delete_prop,
2456 AnyPropertyType, &ct.encoding, &ct.format,
2457 &ct.nitems, &bytes_after,
2458 &ct.value) != Success)
2459 break;
2460 if (ct.encoding == 0) {
2461 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2462 break;
2463 }
2464 if (ct.value == NULL) {
2465 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2466 continue;
2467 }
2468 if (ct.nitems == 0) {
2469 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2470 if (R->h->selection_wait == Sel_normal && nread == 0) {
2471 /*
2472 * pass through again trying CUT_BUFFER0 if we've come from
2473 * XConvertSelection() but nothing was presented
2474 */
2475 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2476 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2477 }
2478 nread = -1; /* discount any previous stuff */
2479 break;
2480 }
2481 nread += ct.nitems;
2482#ifdef MULTICHAR_SET
2483 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl,
2484 &dummy_count) == Success && cl) {
2485 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0]));
2486 XFreeStringList(cl);
2487 } else
2488#endif
2489 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems);
2490 if (bytes_after == 0)
2491 break;
2492 XFree(ct.value);
2493 }
2494 if (ct.value)
2495 XFree(ct.value);
2496 if (R->h->selection_wait == Sel_normal)
2497 R->h->selection_wait = Sel_none;
2498 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2499 return (int)nread;
2500} 2728}
2501 2729
2502/*
2503 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2504 */
2505/* EXTPROTO */
2506void 2730void
2507rxvt_selection_property(pR_ Window win, Atom prop) 2731rxvt_term::paste (char *data, unsigned int len) NOTHROW
2508{ 2732{
2509 int reget_time = 0; 2733 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2510
2511 if (prop == None)
2512 return;
2513 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2514 if (R->h->selection_wait == Sel_normal) {
2515 int a, afmt;
2516 Atom atype;
2517 unsigned long bytes_after, nitems;
2518 unsigned char *s = NULL;
2519
2520 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2521 R->h->xa[XA_INCR], &atype, &afmt, &nitems,
2522 &bytes_after, &s);
2523 if (s)
2524 XFree(s);
2525 if (a != Success)
2526 return; 2734 return;
2527#ifndef __CYGWIN32__ 2735
2528 if (atype == R->h->xa[XA_INCR]) { /* start an INCR transfer */ 2736 tt_paste (data, len);
2529 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2530 XDeleteProperty(R->Xdisplay, win, prop);
2531 XFlush(R->Xdisplay);
2532 reget_time = 1;
2533 R->h->selection_wait = Sel_incr;
2534 }
2535#endif
2536 } else if (R->h->selection_wait == Sel_incr) {
2537 reget_time = 1;
2538 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2539 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2540 R->h->selection_wait = Sel_none;
2541 R->h->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2542 }
2543 }
2544 if (reget_time) { /* received more data so reget time */
2545 (void)gettimeofday(&(R->h->timeout[TIMEOUT_INCR]), NULL);
2546 R->h->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2547 }
2548} 2737}
2738
2549/* ------------------------------------------------------------------------- */ 2739/* ------------------------------------------------------------------------- */
2550/* 2740/*
2551 * Request the current selection: 2741 * Request the current selection:
2552 * Order: > internal selection if available 2742 * Order: > internal selection if available
2553 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2743 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2554 * > CUT_BUFFER0 2744 * > CUT_BUFFER0
2555 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2745 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2556 * will auto fallback to CUT_BUFFER0 2746 * will auto fallback to CUT_BUFFER0
2557 * EXT: button 2 release 2747 * EXT: button 2 release
2558 */ 2748 */
2559/* EXTPROTO */
2560void 2749void
2561rxvt_selection_request(pR_ Time tm, int x, int y) 2750rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2562{ 2751{
2563 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2752 if (!selection_req)
2564 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2565 return; /* outside window */
2566
2567 if (R->selection.text != NULL) { /* internal selection */
2568 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2569 rxvt_PasteIt(aR_ R->selection.text, R->selection.len);
2570 return;
2571 } else {
2572 int i;
2573
2574 R->h->selection_request_time = tm;
2575 R->h->selection_wait = Sel_normal;
2576 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2577#ifdef MULTICHAR_SET
2578 R->h->selection_type = Sel_CompoundText;
2579#else
2580 R->h->selection_type = 0;
2581#endif
2582 if (rxvt_selection_request_other(aR_
2583#ifdef MULTICHAR_SET
2584 R->h->xa[XA_COMPOUND_TEXT],
2585#else
2586 XA_STRING,
2587#endif
2588 i))
2589 return;
2590 }
2591 } 2753 {
2592 R->h->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2754 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2593 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2755 selection_req->run ();
2594 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2595}
2596
2597/* INTPROTO */
2598int
2599rxvt_selection_request_other(pR_ Atom target, int selnum)
2600{
2601 Atom sel;
2602#ifdef DEBUG_SELECT
2603 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2604#endif
2605
2606 R->h->selection_type |= selnum;
2607 if (selnum == Sel_Primary)
2608 sel = XA_PRIMARY;
2609 else if (selnum == Sel_Secondary)
2610 sel = XA_SECONDARY;
2611 else
2612 sel = R->h->xa[XA_CLIPBOARD];
2613 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2614 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2615 XConvertSelection(R->Xdisplay, sel, target, R->h->xa[XA_VT_SELECTION],
2616 R->TermWin.vt, R->h->selection_request_time);
2617 return 1;
2618 } 2756 }
2619 return 0;
2620} 2757}
2621 2758
2622/* ------------------------------------------------------------------------- */ 2759/* ------------------------------------------------------------------------- */
2623/* 2760/*
2624 * Clear all selected text 2761 * Clear all selected text
2625 * EXT: SelectionClear 2762 * EXT: SelectionClear
2626 */ 2763 */
2627/* EXTPROTO */
2628void 2764void
2629rxvt_selection_clear(pR) 2765rxvt_term::selection_clear (bool clipboard) NOTHROW
2630{ 2766{
2631 D_SELECT((stderr, "rxvt_selection_clear()")); 2767 if (!clipboard)
2632 2768 {
2633 R->h->want_refresh = 1; 2769 want_refresh = 1;
2634 if (R->selection.text) 2770 free (selection.text);
2635 free(R->selection.text);
2636 R->selection.text = NULL; 2771 selection.text = NULL;
2637 R->selection.len = 0; 2772 selection.len = 0;
2638 CLEAR_SELECTION(R); 2773 CLEAR_SELECTION ();
2774
2775 if (display->selection_owner == this)
2776 display->selection_owner = 0;
2777 }
2778 else
2779 {
2780 free (selection.clip_text);
2781 selection.clip_text = NULL;
2782 selection.clip_len = 0;
2783
2784 if (display->clipboard_owner == this)
2785 display->clipboard_owner = 0;
2786 }
2639} 2787}
2640 2788
2641/* ------------------------------------------------------------------------- */ 2789/* ------------------------------------------------------------------------- */
2642/* 2790/*
2643 * Copy a selection into the cut buffer 2791 * Copy a selection into the cut buffer
2644 * EXT: button 1 or 3 release 2792 * EXT: button 1 or 3 release
2645 */ 2793 */
2646/* EXTPROTO */
2647void 2794void
2648rxvt_selection_make(pR_ Time tm) 2795rxvt_term::selection_make (Time tm)
2649{ 2796{
2650 int i, col, end_col, row, end_row; 2797 int size;
2651 unsigned char *new_selection_text; 2798 wchar_t *new_selection_text;
2652 char *str; 2799 text_t *t;
2653 text_t *t;
2654#ifdef ACS_ASCII
2655 rend_t *re;
2656#endif
2657 2800
2658 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2659 switch (R->selection.op) { 2801 switch (selection.op)
2802 {
2660 case SELECTION_CONT: 2803 case SELECTION_CONT:
2661 break; 2804 break;
2662 case SELECTION_INIT: 2805 case SELECTION_INIT:
2663 CLEAR_SELECTION(R); 2806 CLEAR_SELECTION ();
2664 /* FALLTHROUGH */ 2807 /* FALLTHROUGH */
2665 case SELECTION_BEGIN: 2808 case SELECTION_BEGIN:
2666 R->selection.op = SELECTION_DONE; 2809 selection.op = SELECTION_DONE;
2667 /* FALLTHROUGH */ 2810 /* FALLTHROUGH */
2668 default: 2811 default:
2669 return; 2812 return;
2670 } 2813 }
2814
2671 R->selection.op = SELECTION_DONE; 2815 selection.op = SELECTION_DONE;
2672 2816
2673 if (R->selection.clicks == 4) 2817 if (selection.clicks == 4)
2674 return; /* nothing selected, go away */ 2818 return; /* nothing selected, go away */
2675 2819
2820 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2821 return;
2822
2676 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2823 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2677 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2824 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2678 2825
2679 new_selection_text = (unsigned char *)str; 2826 int ofs = 0;
2827 int extra = 0;
2680 2828
2681 col = R->selection.beg.col; 2829 int col = selection.beg.col;
2682 MAX_IT(col, 0); 2830 int row = selection.beg.row;
2683 row = R->selection.beg.row + R->TermWin.saveLines;
2684 end_row = R->selection.end.row + R->TermWin.saveLines;
2685 2831
2832 int end_col;
2833
2686 for (; row <= end_row; row++, col = 0) 2834 for (; row <= selection.end.row; row++, col = 0)
2835 {
2836#if !ENABLE_MINIMAL
2837 if (selection.rect)
2687 { 2838 {
2688 t = &(R->screen.text[row][col]); 2839 col = selection.beg.col;
2840 end_col = selection.end.col;
2841 }
2842 else
2843#endif
2844 end_col = ROW(row).l;
2689 2845
2690 end_col = R->screen.tlen[row]; 2846 col = max (col, 0);
2691 2847
2692 if (end_col == -1)
2693 end_col = R->TermWin.ncol;
2694
2695 if (row == end_row) 2848 if (row == selection.end.row)
2696 MIN_IT (end_col, R->selection.end.col); 2849 min_it (end_col, selection.end.col);
2697 2850
2851 t = ROW(row).t + col;
2852
2698 for (; col < end_col; col++) 2853 for (; col < end_col; col++)
2854 {
2699 if (*t == NOCHAR) 2855 if (*t == NOCHAR)
2700 t++; 2856 t++;
2857#if ENABLE_COMBINING
2858 else if (IS_COMPOSE (*t))
2859 {
2860 int len = rxvt_composite.expand (*t, 0);
2861
2862 extra -= (len - 1);
2863
2864 if (extra < 0)
2865 {
2866 extra += size;
2867 size += size;
2868 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2869 }
2870
2871 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2872 }
2873#endif
2701 else 2874 else
2702 { 2875 new_selection_text[ofs++] = *t++;
2703 int len = wctomb (str, *t++);
2704 if (len > 0)
2705 str += len;
2706 }
2707
2708 if (R->screen.tlen[row] != -1 && row != end_row)
2709 *str++ = '\n';
2710 } 2876 }
2711 2877
2712#ifndef NO_OLD_SELECTION 2878#if !ENABLE_MINIMAL
2713 if (R->selection_style == OLD_SELECT) 2879 if (selection.rect)
2714 if (end_col == R->TermWin.ncol)
2715 *str++ = '\n';
2716#endif
2717#ifndef NO_NEW_SELECTION
2718 if (R->selection_style != OLD_SELECT)
2719 if (end_col != R->selection.end.col)
2720 *str++ = '\n';
2721#endif
2722 *str = '\0';
2723
2724 i = str - (char *)new_selection_text;
2725 if (i == 0)
2726 { 2880 {
2881 while (ofs
2882 && new_selection_text[ofs - 1] != C0_LF
2883 && unicode::is_space (new_selection_text[ofs - 1]))
2884 --ofs;
2885
2886 new_selection_text[ofs++] = C0_LF;
2887 }
2888 else
2889#endif
2890 if (!ROW(row).is_longer ()
2891 && (row != selection.end.row || end_col != selection.end.col)
2892 && (row != selection.beg.row || selection.beg.col < ncol))
2893 new_selection_text[ofs++] = C0_LF;
2894 }
2895
2896 new_selection_text[ofs] = 0;
2897
2898 if (ofs == 0)
2899 {
2727 free (new_selection_text); 2900 free (new_selection_text);
2728 return; 2901 return;
2729 } 2902 }
2730 2903
2731 // due to MB_MAX_CUR, selection wastage is usually high
2732 if (str - (char *)new_selection_text > 1024)
2733 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2734
2735 R->selection.len = i;
2736 if (R->selection.text)
2737 free (R->selection.text); 2904 free (selection.text);
2738 2905
2739 R->selection.text = new_selection_text; 2906 // we usually allocate much more than necessary, so realloc it smaller again
2907 selection.len = ofs;
2908 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2740 2909
2741 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2910 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2742 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2911 return;
2743 rxvt_print_error("can't get primary selection"); 2912
2744 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2913 selection_grab (tm);
2745 PropModeReplace, R->selection.text, (int)R->selection.len); 2914}
2915
2916bool
2917rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2918{
2919 Atom sel;
2920
2921 if (!clipboard)
2922 {
2746 R->h->selection_time = tm; 2923 selection_time = tm;
2747 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2924 sel = XA_PRIMARY;
2925 }
2926 else
2927 {
2928 clipboard_time = tm;
2929 sel = xa[XA_CLIPBOARD];
2930 }
2931
2932 XSetSelectionOwner (dpy, sel, vt, tm);
2933 if (XGetSelectionOwner (dpy, sel) == vt)
2934 {
2935 display->set_selection_owner (this, clipboard);
2936 return true;
2937 }
2938 else
2939 {
2940 selection_clear (clipboard);
2941 return false;
2942 }
2943
2944#if 0
2945 XTextProperty ct;
2946
2947 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2948 {
2949 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2950 XFree (ct.value);
2951 }
2952#endif
2748} 2953}
2749 2954
2750/* ------------------------------------------------------------------------- */ 2955/* ------------------------------------------------------------------------- */
2751/* 2956/*
2752 * Mark or select text based upon number of clicks: 1, 2, or 3 2957 * Mark or select text based upon number of clicks: 1, 2, or 3
2753 * EXT: button 1 press 2958 * EXT: button 1 press
2754 */ 2959 */
2755/* EXTPROTO */
2756void 2960void
2757rxvt_selection_click(pR_ int clicks, int x, int y) 2961rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2758{ 2962{
2759 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2760
2761 clicks = ((clicks - 1) % 3) + 1; 2963 clicks = ((clicks - 1) % 3) + 1;
2762 R->selection.clicks = clicks; /* save clicks so extend will work */ 2964 selection.clicks = clicks; /* save clicks so extend will work */
2763 2965
2966 if (clicks == 2 && !selection.rect
2967 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2968 {
2969 MEvent.clicks = 1; // what a mess
2970 selection.screen = current_screen;
2971 selection.op = SELECTION_CONT;
2972 return;
2973 }
2974
2764 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2975 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2976
2765 if (clicks == 2 || clicks == 3) 2977 if (clicks == 2 || clicks == 3)
2766 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2978 selection_extend_colrow (selection.mark.col,
2767 R->selection.mark.row 2979 selection.mark.row - view_start,
2768 + R->TermWin.view_start, 2980 0, /* button 3 */
2769 0, /* button 3 */ 2981 1, /* button press */
2770 1, /* button press */ 2982 0); /* click change */
2771 0); /* click change */
2772} 2983}
2773 2984
2774/* ------------------------------------------------------------------------- */ 2985/* ------------------------------------------------------------------------- */
2775/* 2986/*
2776 * Mark a selection at the specified col/row 2987 * Mark a selection at the specified col/row
2777 */ 2988 */
2778/* INTPROTO */
2779void 2989void
2780rxvt_selection_start_colrow(pR_ int col, int row) 2990rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2781{ 2991{
2782 R->h->want_refresh = 1; 2992 want_refresh = 1;
2993
2994 selection.mark.row = row + view_start;
2783 R->selection.mark.col = col; 2995 selection.mark.col = col;
2784 R->selection.mark.row = row - R->TermWin.view_start; 2996
2785 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2997 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2786 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2998 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2999
3000 while (selection.mark.col > 0
3001 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2787 MAX_IT(R->selection.mark.col, 0); 3002 --selection.mark.col;
2788 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2789 3003
2790 if (R->selection.op) { /* clear the old selection */ 3004 if (selection.op)
3005 {
3006 /* clear the old selection */
2791 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3007 selection.beg.row = selection.end.row = selection.mark.row;
2792 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3008 selection.beg.col = selection.end.col = selection.mark.col;
2793 } 3009 }
3010
2794 R->selection.op = SELECTION_INIT; 3011 selection.op = SELECTION_INIT;
2795 R->selection.screen = R->h->current_screen; 3012 selection.screen = current_screen;
2796} 3013}
2797 3014
2798/* ------------------------------------------------------------------------- */ 3015/* ------------------------------------------------------------------------- */
2799/* 3016/*
2800 * Word select: select text for 2 clicks 3017 * Word select: select text for 2 clicks
2801 * We now only find out the boundary in one direction 3018 * We now only find out the boundary in one direction
2802 */ 3019 */
2803 3020
2804/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3021/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2805#define DELIMIT_TEXT(x) \ 3022#define DELIMIT_TEXT(x) \
2806 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->h->rs[Rs_cutchars], (x)) != NULL)) 3023 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2807#ifdef MULTICHAR_SET
2808# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2809#else
2810# define DELIMIT_REND(x) 1 3024#define DELIMIT_REND(x) 1
2811#endif
2812 3025
2813/* INTPROTO */
2814void 3026void
2815rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3027rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2816{ 3028{
2817 int col, row, dirnadd, tcol, trow, w1, w2; 3029 int col, row, dirnadd, tcol, trow, w1, w2;
2818 row_col_t bound; 3030 row_col_t bound;
2819 text_t *stp; 3031 text_t *stp;
2820 rend_t *srp; 3032 rend_t *srp;
2821 3033
2822 if (dirn == UP) { 3034 if (dirn == UP)
2823 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1;
2824 bound.col = 0;
2825 dirnadd = -1;
2826 } else {
2827 bound.row = R->TermWin.saveLines + R->TermWin.nrow;
2828 bound.col = R->TermWin.ncol - 1;
2829 dirnadd = 1;
2830 } 3035 {
2831 row = mark->row + R->TermWin.saveLines; 3036 bound.row = top_row - 1;
3037 bound.col = 0;
3038 dirnadd = -1;
3039 }
3040 else
3041 {
3042 bound.row = nrow;
3043 bound.col = ncol - 1;
3044 dirnadd = 1;
3045 }
3046
3047 row = mark->row;
2832 col = mark->col; 3048 col = max (mark->col, 0);
2833 MAX_IT(col, 0); 3049
2834/* find the edge of a word */ 3050 /* find the edge of a word */
2835 stp = &(R->screen.text[row][col]); 3051 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2836 w1 = DELIMIT_TEXT(*stp); 3052 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2837 3053
2838 if (R->selection_style != NEW_SELECT) {
2839 if (w1 == 1) {
2840 stp += dirnadd;
2841 if (DELIMIT_TEXT(*stp) == 1)
2842 goto Old_Word_Selection_You_Die;
2843 col += dirnadd;
2844 }
2845 w1 = 0;
2846 }
2847 srp = (&R->screen.rend[row][col]);
2848 w2 = DELIMIT_REND(*srp);
2849
2850 for (;;) { 3054 for (;;)
3055 {
2851 for (; col != bound.col; col += dirnadd) { 3056 for (; col != bound.col; col += dirnadd)
3057 {
2852 stp += dirnadd; 3058 stp += dirnadd;
3059 srp += dirnadd;
3060
3061 if (*stp == NOCHAR)
3062 continue;
3063
2853 if (DELIMIT_TEXT(*stp) != w1) 3064 if (DELIMIT_TEXT (*stp) != w1)
2854 break; 3065 break;
2855 srp += dirnadd;
2856 if (DELIMIT_REND(*srp) != w2) 3066 if (DELIMIT_REND (*srp) != w2)
2857 break; 3067 break;
2858 } 3068 }
3069
2859 if ((col == bound.col) && (row != bound.row)) { 3070 if ((col == bound.col) && (row != bound.row))
2860 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) { 3071 {
2861 trow = row + dirnadd; 3072 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2862 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0; 3073 {
2863 if (R->screen.text[trow] == NULL) 3074 trow = row + dirnadd;
2864 break; 3075 tcol = dirn == UP ? ncol - 1 : 0;
2865 stp = &(R->screen.text[trow][tcol]); 3076
2866 srp = &(R->screen.rend[trow][tcol]); 3077 if (!ROW(trow).t)
3078 break;
3079
3080 stp = ROW(trow).t + tcol;
3081 srp = ROW(trow).r + tcol;
3082
2867 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2) 3083 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3084 break;
3085
3086 row = trow;
3087 col = tcol;
3088 continue;
3089 }
3090 }
2868 break; 3091 break;
2869 row = trow;
2870 col = tcol;
2871 continue;
2872 } 3092 }
2873 }
2874 break;
2875 }
2876 Old_Word_Selection_You_Die:
2877 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));
2878 3093
2879 if (dirn == DN) 3094 if (dirn == DN)
2880 col++; /* put us on one past the end */ 3095 col++; /* put us on one past the end */
2881 3096
2882/* Poke the values back in */ 3097 /* Poke the values back in */
2883 ret->row = row - R->TermWin.saveLines; 3098 ret->row = row;
2884 ret->col = col; 3099 ret->col = col;
2885} 3100}
2886 3101
2887/* ------------------------------------------------------------------------- */ 3102/* ------------------------------------------------------------------------- */
2888/* 3103/*
2889 * Extend the selection to the specified x/y pixel location 3104 * Extend the selection to the specified x/y pixel location
2890 * EXT: button 3 press; button 1 or 3 drag 3105 * EXT: button 3 press; button 1 or 3 drag
2891 * flag == 0 ==> button 1 3106 * flag == 0 ==> button 1
2892 * flag == 1 ==> button 3 press 3107 * flag == 1 ==> button 3 press
2893 * flag == 2 ==> button 3 motion 3108 * flag == 2 ==> button 3 motion
2894 */ 3109 */
2895/* EXTPROTO */
2896void 3110void
2897rxvt_selection_extend(pR_ int x, int y, int flag) 3111rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2898{ 3112{
2899 int col, row; 3113 int col = clamp (Pixel2Col (x), 0, ncol);
3114 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2900 3115
2901 col = Pixel2Col(x); 3116 /*
2902 row = Pixel2Row(y);
2903 MAX_IT(row, 0);
2904 MIN_IT(row, (int)R->TermWin.nrow - 1);
2905 MAX_IT(col, 0);
2906 MIN_IT(col, (int)R->TermWin.ncol);
2907#ifndef NO_NEW_SELECTION
2908/*
2909 * If we're selecting characters (single click) then we must check first 3117 * If we're selecting characters (single click) then we must check first
2910 * if we are at the same place as the original mark. If we are then 3118 * if we are at the same place as the original mark. If we are then
2911 * select nothing. Otherwise, if we're to the right of the mark, you have to 3119 * select nothing. Otherwise, if we're to the right of the mark, you have to
2912 * be _past_ a character for it to be selected. 3120 * be _past_ a character for it to be selected.
2913 */ 3121 */
2914 if (R->selection_style != OLD_SELECT) {
2915 if (((R->selection.clicks % 3) == 1) && !flag 3122 if (((selection.clicks % 3) == 1) && !flag
2916 && (col == R->selection.mark.col 3123 && (col == selection.mark.col
2917 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3124 && (row == selection.mark.row - view_start)))
3125 {
2918 /* select nothing */ 3126 /* select nothing */
2919 R->selection.beg.row = R->selection.end.row = 0; 3127 selection.beg.row = selection.end.row = 0;
2920 R->selection.beg.col = R->selection.end.col = 0; 3128 selection.beg.col = selection.end.col = 0;
2921 R->selection.clicks = 4; 3129 selection.clicks = 4;
2922 R->h->want_refresh = 1; 3130 want_refresh = 1;
2923 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2924 return; 3131 return;
2925 }
2926 } 3132 }
2927#endif 3133
2928 if (R->selection.clicks == 4) 3134 if (selection.clicks == 4)
2929 R->selection.clicks = 1; 3135 selection.clicks = 1;
3136
2930 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3137 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2931 flag == 1 ? 1 : 0, /* ? button press */ 3138 flag == 1 ? 1 : 0, /* ? button press */
2932 0); /* no click change */ 3139 0); /* no click change */
2933} 3140}
2934 3141
2935/* ------------------------------------------------------------------------- */ 3142/* ------------------------------------------------------------------------- */
2936/* 3143/*
2937 * Extend the selection to the specified col/row 3144 * Extend the selection to the specified col/row
2938 */ 3145 */
2939/* INTPROTO */
2940void 3146void
2941rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3147rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2942{ 3148{
2943 int16_t ncol = R->TermWin.ncol;
2944 int end_col;
2945 row_col_t pos; 3149 row_col_t pos;
2946 enum { 3150 enum {
2947 LEFT, RIGHT 3151 LEFT, RIGHT
2948 } closeto = RIGHT; 3152 } closeto = RIGHT;
2949 3153
2950 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));
2951 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));
2952
2953 R->h->want_refresh = 1; 3154 want_refresh = 1;
3155
2954 switch (R->selection.op) { 3156 switch (selection.op)
3157 {
2955 case SELECTION_INIT: 3158 case SELECTION_INIT:
2956 CLEAR_SELECTION(R); 3159 CLEAR_SELECTION ();
2957 R->selection.op = SELECTION_BEGIN; 3160 selection.op = SELECTION_BEGIN;
2958 /* FALLTHROUGH */ 3161 /* FALLTHROUGH */
2959 case SELECTION_BEGIN: 3162 case SELECTION_BEGIN:
2960 if (row != R->selection.mark.row || col != R->selection.mark.col 3163 if (row != selection.mark.row || col != selection.mark.col
2961 || (!button3 && buttonpress)) 3164 || (!button3 && buttonpress))
2962 R->selection.op = SELECTION_CONT; 3165 selection.op = SELECTION_CONT;
2963 break; 3166 break;
2964 case SELECTION_DONE: 3167 case SELECTION_DONE:
2965 R->selection.op = SELECTION_CONT; 3168 selection.op = SELECTION_CONT;
2966 /* FALLTHROUGH */ 3169 /* FALLTHROUGH */
2967 case SELECTION_CONT: 3170 case SELECTION_CONT:
2968 break; 3171 break;
2969 case SELECTION_CLEAR: 3172 case SELECTION_CLEAR:
2970 rxvt_selection_start_colrow(aR_ col, row); 3173 selection_start_colrow (col, row);
2971 /* FALLTHROUGH */ 3174 /* FALLTHROUGH */
2972 default: 3175 default:
2973 return; 3176 return;
2974 } 3177 }
3178
2975 if (R->selection.beg.col == R->selection.end.col 3179 if (selection.beg.col == selection.end.col
2976 && R->selection.beg.col != R->selection.mark.col 3180 && selection.beg.col != selection.mark.col
2977 && R->selection.beg.row == R->selection.end.row 3181 && selection.beg.row == selection.end.row
2978 && R->selection.beg.row != R->selection.mark.row) { 3182 && selection.beg.row != selection.mark.row)
3183 {
2979 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3184 selection.beg.col = selection.end.col = selection.mark.col;
2980 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3185 selection.beg.row = selection.end.row = selection.mark.row;
2981 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));
2982 } 3186 }
2983 3187
2984 pos.col = col; 3188 pos.col = col;
2985 pos.row = row; 3189 pos.row = view_start + row;
2986 3190
2987 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3191 /*
2988
2989#ifndef NO_OLD_SELECTION
2990/*
2991 * This mimics some of the selection behaviour of version 2.20 and before.
2992 * There are no ``selection modes'', button3 is always character extension.
2993 * Note: button3 drag is always available, c.f. v2.20
2994 * Selection always terminates (left or right as appropriate) at the mark.
2995 */
2996 if (R->selection_style == OLD_SELECT) {
2997 if (R->selection.clicks == 1 || button3) {
2998 if (R->h->hate_those_clicks) {
2999 R->h->hate_those_clicks = 0;
3000 if (R->selection.clicks == 1) {
3001 R->selection.beg.row = R->selection.mark.row;
3002 R->selection.beg.col = R->selection.mark.col;
3003 } else {
3004 R->selection.mark.row = R->selection.beg.row;
3005 R->selection.mark.col = R->selection.beg.col;
3006 }
3007 }
3008 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3009 R->selection.end.row = R->selection.mark.row;
3010 R->selection.end.col = R->selection.mark.col + 1;
3011 R->selection.beg.row = pos.row;
3012 R->selection.beg.col = pos.col;
3013 } else {
3014 R->selection.beg.row = R->selection.mark.row;
3015 R->selection.beg.col = R->selection.mark.col;
3016 R->selection.end.row = pos.row;
3017 R->selection.end.col = pos.col + 1;
3018 }
3019 } else if (R->selection.clicks == 2) {
3020 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark),
3021 &(R->selection.beg));
3022 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark),
3023 &(R->selection.end));
3024 R->h->hate_those_clicks = 1;
3025 } else if (R->selection.clicks == 3) {
3026 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3027 R->selection.beg.col = 0;
3028 R->selection.end.col = ncol;
3029 R->h->hate_those_clicks = 1;
3030 }
3031 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));
3032 return;
3033 }
3034#endif /* ! NO_OLD_SELECTION */
3035#ifndef NO_NEW_SELECTION
3036/* selection_style must not be OLD_SELECT to get here */
3037/*
3038 * This is mainly xterm style selection with a couple of differences, mainly 3192 * This is mainly xterm style selection with a couple of differences, mainly
3039 * in the way button3 drag extension works. 3193 * in the way button3 drag extension works.
3040 * We're either doing: button1 drag; button3 press; or button3 drag 3194 * We're either doing: button1 drag; button3 press; or button3 drag
3041 * a) button1 drag : select around a midpoint/word/line - that point/word/line 3195 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3042 * is always at the left/right edge of the R->selection. 3196 * is always at the left/right edge of the selection.
3043 * b) button3 press: extend/contract character/word/line at whichever edge of 3197 * b) button3 press: extend/contract character/word/line at whichever edge of
3044 * the selection we are closest to. 3198 * the selection we are closest to.
3045 * c) button3 drag : extend/contract character/word/line - we select around 3199 * c) button3 drag : extend/contract character/word/line - we select around
3046 * a point/word/line which is either the start or end of the selection 3200 * a point/word/line which is either the start or end of the selection
3047 * and it was decided by whichever point/word/line was `fixed' at the 3201 * and it was decided by whichever point/word/line was `fixed' at the
3048 * time of the most recent button3 press 3202 * time of the most recent button3 press
3049 */ 3203 */
3050 if (button3 && buttonpress) { /* button3 press */ 3204 if (button3 && buttonpress)
3051 /* 3205 {
3206 /* button3 press */
3207 /*
3052 * first determine which edge of the selection we are closest to 3208 * first determine which edge of the selection we are closest to
3053 */ 3209 */
3054 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3210 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3055 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3211 || (!ROWCOL_IS_AFTER (pos, selection.end)
3056 && (((pos.col - R->selection.beg.col) 3212 && (((pos.col - selection.beg.col)
3057 + ((pos.row - R->selection.beg.row) * ncol)) 3213 + ((pos.row - selection.beg.row) * ncol))
3058 < ((R->selection.end.col - pos.col) 3214 < ((selection.end.col - pos.col)
3059 + ((R->selection.end.row - pos.row) * ncol))))) 3215 + ((selection.end.row - pos.row) * ncol)))))
3060 closeto = LEFT; 3216 closeto = LEFT;
3217
3061 if (closeto == LEFT) { 3218 if (closeto == LEFT)
3219 {
3062 R->selection.beg.row = pos.row; 3220 selection.beg.row = pos.row;
3063 R->selection.beg.col = pos.col; 3221 selection.beg.col = pos.col;
3064 R->selection.mark.row = R->selection.end.row; 3222 selection.mark.row = selection.end.row;
3065 R->selection.mark.col = R->selection.end.col 3223 selection.mark.col = selection.end.col - (selection.clicks == 2);
3066 - (R->selection.clicks == 2); 3224 }
3067 } else { 3225 else
3226 {
3068 R->selection.end.row = pos.row; 3227 selection.end.row = pos.row;
3069 R->selection.end.col = pos.col; 3228 selection.end.col = pos.col;
3070 R->selection.mark.row = R->selection.beg.row; 3229 selection.mark.row = selection.beg.row;
3071 R->selection.mark.col = R->selection.beg.col; 3230 selection.mark.col = selection.beg.col;
3072 } 3231 }
3232 }
3233 else
3234 {
3073 } else { /* button1 drag or button3 drag */ 3235 /* button1 drag or button3 drag */
3074 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) { 3236 if (ROWCOL_IS_AFTER (selection.mark, pos))
3237 {
3075 if ((R->selection.mark.row == R->selection.end.row) 3238 if (selection.mark.row == selection.end.row
3076 && (R->selection.mark.col == R->selection.end.col) 3239 && selection.mark.col == selection.end.col
3077 && clickchange && R->selection.clicks == 2) 3240 && clickchange
3078 R->selection.mark.col--; 3241 && selection.clicks == 2)
3242 selection.mark.col--;
3243
3079 R->selection.beg.row = pos.row; 3244 selection.beg.row = pos.row;
3080 R->selection.beg.col = pos.col; 3245 selection.beg.col = pos.col;
3081 R->selection.end.row = R->selection.mark.row; 3246 selection.end.row = selection.mark.row;
3082 R->selection.end.col = R->selection.mark.col 3247 selection.end.col = selection.mark.col + (selection.clicks == 2);
3083 + (R->selection.clicks == 2); 3248 }
3084 } else { 3249 else
3250 {
3085 R->selection.beg.row = R->selection.mark.row; 3251 selection.beg.row = selection.mark.row;
3086 R->selection.beg.col = R->selection.mark.col; 3252 selection.beg.col = selection.mark.col;
3087 R->selection.end.row = pos.row; 3253 selection.end.row = pos.row;
3088 R->selection.end.col = pos.col; 3254 selection.end.col = pos.col;
3089 } 3255 }
3090 } 3256 }
3091 3257
3092 if (R->selection.clicks == 1) { 3258 if (selection.clicks == 1)
3093 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines]; 3259 {
3094 if (end_col != -1 && R->selection.beg.col > end_col) { 3260 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3095#if 1 3261 && !ROW(selection.beg.row).is_longer ()
3096 R->selection.beg.col = ncol; 3262#if !ENABLE_MINIMAL
3097#else 3263 && !selection.rect
3098 if (R->selection.beg.row != R->selection.end.row) 3264#endif
3265 )
3099 R->selection.beg.col = ncol; 3266 selection.beg.col = ncol;
3100 else 3267
3101 R->selection.beg.col = R->selection.mark.col; 3268 if (
3269 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3270 && !ROW(selection.end.row).is_longer ()
3271#if !ENABLE_MINIMAL
3272 && !selection.rect
3273#endif
3274 )
3275 selection.end.col = ncol;
3276 }
3277 else if (selection.clicks == 2)
3278 {
3279 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3280 selection.end.col--;
3281
3282 selection_delimit_word (UP, &selection.beg, &selection.beg);
3283 selection_delimit_word (DN, &selection.end, &selection.end);
3284 }
3285 else if (selection.clicks == 3)
3286 {
3287#if ENABLE_FRILLS
3288 if (option (Opt_tripleclickwords))
3289 {
3290 selection_delimit_word (UP, &selection.beg, &selection.beg);
3291
3292 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3293 {
3294 if (!ROW(end_row).is_longer ())
3295 {
3296 selection.end.row = end_row;
3297 selection.end.col = ROW(end_row).l;
3298# if !ENABLE_MINIMAL
3299 selection_remove_trailing_spaces ();
3102#endif 3300# endif
3103 } 3301 break;
3104 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines]; 3302 }
3105 if (end_col != -1 && R->selection.end.col > end_col) 3303 }
3106 R->selection.end.col = ncol; 3304 }
3107 3305 else
3108 } else if (R->selection.clicks == 2) { 3306#endif
3307 {
3109 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg)) 3308 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3110 R->selection.end.col--; 3309 selection.mark.col++;
3111 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3112 &(R->selection.beg));
3113 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3114 &(R->selection.end));
3115 } else if (R->selection.clicks == 3) {
3116#ifndef NO_FRILLS
3117 if ((R->Options & Opt_tripleclickwords)) {
3118 int end_row;
3119 3310
3120 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg), 3311 selection.beg.col = 0;
3121 &(R->selection.beg)); 3312 selection.end.col = ncol;
3122 end_row = R->screen.tlen[R->selection.mark.row 3313
3123 + R->TermWin.saveLines]; 3314 // select a complete logical line
3124 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow; 3315 while (selection.beg.row > -saveLines
3125 end_row++) { 3316 && ROW(selection.beg.row - 1).is_longer ())
3126 end_col = R->screen.tlen[end_row + R->TermWin.saveLines]; 3317 selection.beg.row--;
3127 if (end_col != -1) { 3318
3128 R->selection.end.row = end_row; 3319 while (selection.end.row < nrow
3129 R->selection.end.col = end_col; 3320 && ROW(selection.end.row).is_longer ())
3130 rxvt_selection_remove_trailing_spaces(aR); 3321 selection.end.row++;
3131 break; 3322 }
3132 }
3133 } 3323 }
3134 } else 3324
3135#endif 3325 if (button3 && buttonpress)
3136 {
3137 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3138 R->selection.mark.col++;
3139 R->selection.beg.col = 0;
3140 R->selection.end.col = ncol;
3141 }
3142 } 3326 {
3143 if (button3 && buttonpress) { /* mark may need to be changed */ 3327 /* mark may need to be changed */
3144 if (closeto == LEFT) { 3328 if (closeto == LEFT)
3329 {
3145 R->selection.mark.row = R->selection.end.row; 3330 selection.mark.row = selection.end.row;
3146 R->selection.mark.col = R->selection.end.col 3331 selection.mark.col = selection.end.col - (selection.clicks == 2);
3147 - (R->selection.clicks == 2); 3332 }
3148 } else { 3333 else
3334 {
3149 R->selection.mark.row = R->selection.beg.row; 3335 selection.mark.row = selection.beg.row;
3150 R->selection.mark.col = R->selection.beg.col; 3336 selection.mark.col = selection.beg.col;
3151 } 3337 }
3152 } 3338 }
3153 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));
3154#endif /* ! NO_NEW_SELECTION */
3155}
3156 3339
3157#ifndef NO_FRILLS 3340#if !ENABLE_MINIMAL
3158/* INTPROTO */ 3341 if (selection.rect && selection.beg.col > selection.end.col)
3342 ::swap (selection.beg.col, selection.end.col);
3343#endif
3344}
3345
3346#if !ENABLE_MINIMAL
3159void 3347void
3160rxvt_selection_remove_trailing_spaces(pR) 3348rxvt_term::selection_remove_trailing_spaces () NOTHROW
3161{ 3349{
3162 int32_t end_col, end_row; 3350 int32_t end_col, end_row;
3163 text_t *stp; 3351 text_t *stp;
3164 3352
3165 end_col = R->selection.end.col; 3353 end_col = selection.end.col;
3166 end_row = R->selection.end.row; 3354 end_row = selection.end.row;
3355
3167 for ( ; end_row >= R->selection.beg.row; ) { 3356 for (; end_row >= selection.beg.row; )
3168 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3357 {
3358 stp = ROW(end_row).t;
3359
3169 while (--end_col >= 0) { 3360 while (--end_col >= 0)
3170 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3361 {
3171 break; 3362 if (stp[end_col] != NOCHAR
3172 } 3363 && !unicode::is_space (stp[end_col]))
3364 break;
3365 }
3366
3173 if (end_col >= 0 3367 if (end_col >= 0
3174 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3368 || !ROW(end_row - 1).is_longer ())
3369 {
3175 R->selection.end.col = end_col + 1; 3370 selection.end.col = end_col + 1;
3176 R->selection.end.row = end_row; 3371 selection.end.row = end_row;
3177 break; 3372 break;
3178 } 3373 }
3179 end_row--; 3374
3180 end_col = R->TermWin.ncol; 3375 end_row--;
3376 end_col = ncol;
3181 } 3377 }
3378
3182 if (R->selection.mark.row > R->selection.end.row) { 3379 if (selection.mark.row > selection.end.row)
3380 {
3183 R->selection.mark.row = R->selection.end.row; 3381 selection.mark.row = selection.end.row;
3184 R->selection.mark.col = R->selection.end.col; 3382 selection.mark.col = selection.end.col;
3383 }
3185 } else if (R->selection.mark.row == R->selection.end.row 3384 else if (selection.mark.row == selection.end.row
3186 && R->selection.mark.col > R->selection.end.col) 3385 && selection.mark.col > selection.end.col)
3187 R->selection.mark.col = R->selection.end.col; 3386 selection.mark.col = selection.end.col;
3188} 3387}
3189#endif 3388#endif
3190 3389
3191/* ------------------------------------------------------------------------- */ 3390/* ------------------------------------------------------------------------- */
3192/* 3391/*
3193 * Double click on button 3 when already selected 3392 * Double click on button 3 when already selected
3194 * EXT: button 3 double click 3393 * EXT: button 3 double click
3195 */ 3394 */
3196/* EXTPROTO */
3197void 3395void
3198rxvt_selection_rotate(pR_ int x, int y) 3396rxvt_term::selection_rotate (int x, int y) NOTHROW
3199{ 3397{
3200 R->selection.clicks = R->selection.clicks % 3 + 1; 3398 selection.clicks = selection.clicks % 3 + 1;
3201 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3399 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3202} 3400}
3203
3204/* ------------------------------------------------------------------------- */
3205/*
3206 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3207 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3208 * the X11 protocol.
3209 */
3210typedef CARD32 Atom32;
3211 3401
3212/* ------------------------------------------------------------------------- */ 3402/* ------------------------------------------------------------------------- */
3213/* 3403/*
3214 * Respond to a request for our current selection 3404 * Respond to a request for our current selection
3215 * EXT: SelectionRequest 3405 * EXT: SelectionRequest
3216 */ 3406 */
3217/* EXTPROTO */
3218void 3407void
3219rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3408rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3220{ 3409{
3221 XSelectionEvent ev; 3410 XSelectionEvent ev;
3411
3412 ev.type = SelectionNotify;
3413 ev.property = None;
3414 ev.display = rq.display;
3415 ev.requestor = rq.requestor;
3416 ev.selection = rq.selection;
3417 ev.target = rq.target;
3418 ev.time = rq.time;
3419
3420 if (rq.target == xa[XA_TARGETS])
3421 {
3422 Atom target_list[6];
3423 Atom *target = target_list;
3424
3425 *target++ = xa[XA_TARGETS];
3426 *target++ = xa[XA_TIMESTAMP];
3427 *target++ = XA_STRING;
3428 *target++ = xa[XA_TEXT];
3429 *target++ = xa[XA_COMPOUND_TEXT];
3430#if X_HAVE_UTF8_STRING
3431 *target++ = xa[XA_UTF8_STRING];
3432#endif
3433
3434 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3435 32, PropModeReplace,
3436 (unsigned char *)target_list, target - target_list);
3437 ev.property = rq.property;
3438 }
3439#if TODO // TODO
3440 else if (rq.target == xa[XA_MULTIPLE])
3441 {
3442 /* TODO: Handle MULTIPLE */
3443 }
3444#endif
3445 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3446 {
3447 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3448 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3449 ev.property = rq.property;
3450 }
3451 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3452 {
3453 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3454 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3455 ev.property = rq.property;
3456 }
3457 else if (rq.target == XA_STRING
3458 || rq.target == xa[XA_TEXT]
3459 || rq.target == xa[XA_COMPOUND_TEXT]
3460 || rq.target == xa[XA_UTF8_STRING]
3461 )
3462 {
3463 XTextProperty ct;
3464 Atom target = rq.target;
3465 short freect = 0;
3466 int selectlen;
3467 wchar_t *cl;
3468 enum {
3469 enc_string = XStringStyle,
3470 enc_text = XStdICCTextStyle,
3471 enc_compound_text = XCompoundTextStyle,
3472#ifdef X_HAVE_UTF8_STRING
3473 enc_utf8 = XUTF8StringStyle,
3474#else
3475 enc_utf8 = -1,
3476#endif
3477 } style;
3478
3479 if (target == XA_STRING)
3480 // we actually don't do XA_STRING, but who cares, as i18n clients
3481 // will ask for another format anyways.
3482 style = enc_string;
3483 else if (target == xa[XA_TEXT])
3484 style = enc_text;
3485 else if (target == xa[XA_COMPOUND_TEXT])
3486 style = enc_compound_text;
3487#if !ENABLE_MINIMAL
3488 else if (target == xa[XA_UTF8_STRING])
3489 style = enc_utf8;
3490#endif
3491 else
3492 {
3493 target = xa[XA_COMPOUND_TEXT];
3494 style = enc_compound_text;
3495 }
3496
3497 if (rq.selection == XA_PRIMARY && selection.text)
3498 {
3499 cl = selection.text;
3500 selectlen = selection.len;
3501 }
3502 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3503 {
3504 cl = selection.clip_text;
3505 selectlen = selection.clip_len;
3506 }
3507 else
3508 {
3509 cl = L"";
3510 selectlen = 0;
3511 }
3512
3513#if !ENABLE_MINIMAL
3514 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3515 // so recode it manually
3516 if (style == enc_utf8)
3517 {
3518 freect = 1;
3519 ct.encoding = target;
3520 ct.format = 8;
3521 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3522 ct.nitems = strlen ((char *)ct.value);
3523 }
3524 else
3525#endif
3526 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3527 freect = 1;
3528 else
3529 {
3530 /* if we failed to convert then send it raw */
3531 ct.value = (unsigned char *)cl;
3532 ct.nitems = selectlen;
3533 ct.encoding = target;
3534 }
3535
3536 XChangeProperty (dpy, rq.requestor, rq.property,
3537 ct.encoding, 8, PropModeReplace,
3538 ct.value, (int)ct.nitems);
3539 ev.property = rq.property;
3540
3541 if (freect)
3542 XFree (ct.value);
3543 }
3544
3545 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3546}
3547
3548/* ------------------------------------------------------------------------- */
3222#ifdef USE_XIM 3549#ifdef USE_XIM
3223 Atom32 target_list[4]; 3550void
3224#else 3551rxvt_term::im_set_position (XPoint &pos) NOTHROW
3225 Atom32 target_list[3]; 3552{
3226#endif 3553 XWindowAttributes xwa;
3227 Atom target;
3228 XTextProperty ct;
3229 XICCEncodingStyle style;
3230 char *cl[2], dummy[1];
3231 3554
3232 ev.type = SelectionNotify; 3555 XGetWindowAttributes (dpy, vt, &xwa);
3233 ev.property = None;
3234 ev.display = rq->display;
3235 ev.requestor = rq->requestor;
3236 ev.selection = rq->selection;
3237 ev.target = rq->target;
3238 ev.time = rq->time;
3239 3556
3240 if (rq->target == R->h->xa[XA_TARGETS]) { 3557 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3241 target_list[0] = (Atom32) R->h->xa[XA_TARGETS]; 3558 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3242 target_list[1] = (Atom32) XA_STRING; 3559}
3243 target_list[2] = (Atom32) R->h->xa[XA_TEXT];
3244#ifdef USE_XIM
3245 target_list[3] = (Atom32) R->h->xa[XA_COMPOUND_TEXT];
3246#endif 3560#endif
3247 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3248 (8 * sizeof(target_list[0])), PropModeReplace,
3249 (unsigned char *)target_list,
3250 (sizeof(target_list) / sizeof(target_list[0])));
3251 ev.property = rq->property;
3252 } else if (rq->target == R->h->xa[XA_MULTIPLE]) {
3253 /* TODO: Handle MULTIPLE */
3254 } else if (rq->target == R->h->xa[XA_TIMESTAMP] && R->selection.text) {
3255 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3256 (8 * sizeof(Time)), PropModeReplace,
3257 (unsigned char *)&R->h->selection_time, 1);
3258 ev.property = rq->property;
3259 } else if (rq->target == XA_STRING
3260 || rq->target == R->h->xa[XA_COMPOUND_TEXT]
3261 || rq->target == R->h->xa[XA_TEXT]) {
3262#ifdef USE_XIM
3263 short freect = 0;
3264#endif
3265 int selectlen;
3266 3561
3267#ifdef USE_XIM 3562#if ENABLE_OVERLAY
3268 if (rq->target != XA_STRING) { 3563void
3269 target = R->h->xa[XA_COMPOUND_TEXT]; 3564rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3270 style = (rq->target == R->h->xa[XA_COMPOUND_TEXT]) 3565{
3271 ? XCompoundTextStyle : XStdICCTextStyle; 3566 if (nrow < 1 || ncol < 1)
3272 } else 3567 return;
3273#endif 3568
3274 { 3569 want_refresh = 1;
3275 target = XA_STRING; 3570
3276 style = XStringStyle; 3571 scr_overlay_off ();
3277 } 3572
3278 if (R->selection.text) { 3573 if (x < 0) x = ncol - w;
3279 cl[0] = (char *)R->selection.text; 3574 if (y < 0) y = nrow - h;
3280 selectlen = R->selection.len; 3575
3281 } else { 3576 // make space for border
3282 cl[0] = dummy; 3577 w += 2; min_it (w, ncol);
3283 *dummy = '\0'; 3578 h += 2; min_it (h, nrow);
3284 selectlen = 0; 3579
3285 } 3580 x -= 1; clamp_it (x, 0, ncol - w);
3286#ifdef USE_XIM 3581 y -= 1; clamp_it (y, 0, nrow - h);
3287 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3582
3288 == Success) /* if we failed to convert then send it raw */ 3583 ov.x = x; ov.y = y;
3289 freect = 1; 3584 ov.w = w; ov.h = h;
3290 else 3585
3291#endif 3586 ov.text = new text_t *[h];
3292 { 3587 ov.rend = new rend_t *[h];
3293 ct.value = (unsigned char *)cl[0]; 3588
3294 ct.nitems = selectlen; 3589 for (y = 0; y < h; y++)
3295 }
3296 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3297 target, 8, PropModeReplace,
3298 ct.value, (int)ct.nitems);
3299 ev.property = rq->property;
3300#ifdef USE_XIM
3301 if (freect)
3302 XFree(ct.value);
3303#endif
3304 } 3590 {
3305 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3591 text_t *tp = ov.text[y] = new text_t[w];
3592 rend_t *rp = ov.rend[y] = new rend_t[w];
3593
3594 text_t t0, t1, t2;
3595 rend_t r = OVERLAY_RSTYLE;
3596
3597 if (y == 0)
3598 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3599 else if (y < h - 1)
3600 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3601 else
3602 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3603
3604 *tp++ = t0;
3605 *rp++ = r;
3606
3607 for (x = w - 2; x > 0; --x)
3608 {
3609 *tp++ = t1;
3610 *rp++ = r;
3611 }
3612
3613 *tp = t2;
3614 *rp = r;
3615 }
3306} 3616}
3307 3617
3618void
3619rxvt_term::scr_overlay_off () NOTHROW
3620{
3621 if (!ov.text)
3622 return;
3623
3624 want_refresh = 1;
3625
3626 for (int y = 0; y < ov.h; y++)
3627 {
3628 delete [] ov.text[y];
3629 delete [] ov.rend[y];
3630 }
3631
3632 delete [] ov.text; ov.text = 0;
3633 delete [] ov.rend; ov.rend = 0;
3634}
3635
3636void
3637rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3638{
3639 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3640 return;
3641
3642 x++, y++;
3643
3644 ov.text[y][x] = text;
3645 ov.rend[y][x] = rend;
3646}
3647
3648void
3649rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3650{
3651 while (*s)
3652 scr_overlay_set (x++, y, *s++);
3653}
3654
3655void
3656rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3657{
3658 while (*s)
3659 {
3660 text_t t = *s++;
3661 int width = WCWIDTH (t);
3662
3663 while (width--)
3664 {
3665 scr_overlay_set (x++, y, t);
3666 t = NOCHAR;
3667 }
3668 }
3669}
3670
3671void
3672rxvt_term::scr_swap_overlay () NOTHROW
3673{
3674 if (!ov.text)
3675 return;
3676
3677 // hide cursor if it is within the overlay area
3678 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3679 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3680 screen.flags &= ~Screen_VisibleCursor;
3681
3682 // swap screen mem with overlay
3683 for (int y = ov.h; y--; )
3684 {
3685 text_t *t1 = ov.text[y];
3686 rend_t *r1 = ov.rend[y];
3687
3688 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3689 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3690
3691 for (int x = ov.w; x--; )
3692 {
3693 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3694 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3695 }
3696 }
3697}
3698
3699#endif
3308/* ------------------------------------------------------------------------- * 3700/* ------------------------------------------------------------------------- */
3309 * MOUSE ROUTINES *
3310 * ------------------------------------------------------------------------- */
3311 3701
3312/*
3313 * return col/row values corresponding to x/y pixel values
3314 */
3315/* EXTPROTO */
3316void
3317rxvt_pixel_position(pR_ int *x, int *y)
3318{
3319 *x = Pixel2Col(*x);
3320/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3321 *y = Pixel2Row(*y);
3322/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3323}
3324/* ------------------------------------------------------------------------- */
3325#ifdef USE_XIM
3326/* EXTPROTO */
3327void
3328rxvt_setPosition(pR_ XPoint *pos)
3329{
3330 XWindowAttributes xwa;
3331
3332 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3333 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3334 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3335 - R->TermWin.lineSpace;
3336}
3337#endif
3338/* ------------------------------------------------------------------------- */
3339
3340/* ------------------------------------------------------------------------- *
3341 * DEBUG ROUTINES *
3342 * ------------------------------------------------------------------------- */
3343#if 0
3344/* INTPROTO */
3345void
3346rxvt_debug_colors(void)
3347{
3348 int color;
3349 const char *name[] = {
3350 "fg", "bg",
3351 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3352 };
3353
3354 fprintf(stderr, "Color ( ");
3355 if (R->h->rstyle & RS_RVid)
3356 fprintf(stderr, "rvid ");
3357 if (R->h->rstyle & RS_Bold)
3358 fprintf(stderr, "bold ");
3359 if (R->h->rstyle & RS_Blink)
3360 fprintf(stderr, "blink ");
3361 if (R->h->rstyle & RS_Uline)
3362 fprintf(stderr, "uline ");
3363 fprintf(stderr, "): ");
3364
3365 color = GET_FGCOLOR(R->h->rstyle);
3366#ifndef NO_BRIGHTCOLOR
3367 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3368 color -= (minBrightCOLOR - minCOLOR);
3369 fprintf(stderr, "bright ");
3370 }
3371#endif
3372 fprintf(stderr, "%s on ", name[color]);
3373
3374 color = GET_BGCOLOR(R->h->rstyle);
3375#ifndef NO_BRIGHTCOLOR
3376 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3377 color -= (minBrightCOLOR - minCOLOR);
3378 fprintf(stderr, "bright ");
3379 }
3380#endif
3381 fprintf(stderr, "%s\n", name[color]);
3382}
3383#endif

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