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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 1.388 by root, Fri Jul 8 00:08:40 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 min_it (count, total_rows - (nrow - (row2 + 1)));
649 R->TermWin.nscrolled = (uint16_t)nscrolled;
650 if ((R->Options & Opt_scrollWithBuffer)
651 && R->TermWin.view_start != 0
652 && R->TermWin.view_start != R->TermWin.saveLines)
653 rxvt_scr_page(aR_ UP, count);
654 } else if (!spec)
655 row1 += R->TermWin.saveLines;
656 row2 += R->TermWin.saveLines;
657 644
645 top_row = max (top_row - count, -saveLines);
646
647 // sever bottommost line
648 {
649 line_t &l = ROW(row2 - 1);
650 l.is_longer (0);
651 l.touch ();
652 }
653
654 // scroll everything up 'count' lines
655 term_start = (term_start + count) % total_rows;
656
657 // now copy lines below the scroll region bottom to the
658 // bottom of the screen again, so they look as if they
659 // hadn't moved.
660 for (int i = nrow; --i > row2; )
661 {
662 line_t &l1 = ROW(i - count);
663 line_t &l2 = ROW(i);
664
665 ::swap (l1, l2);
666 l2.touch ();
667 }
668
669 // erase newly scrolled-in lines
670 for (int i = count; i--; )
671 {
672 line_t &l = ROW(row2 - i);
673
674 // optimise if already cleared, can be significant on slow machines
675 // could be rolled into scr_blank_screen_mem
676 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
677 {
678 scr_blank_line (l, 0, l.l, rstyle);
679 l.l = 0;
680 l.f = 0;
681 }
682 else
683 scr_blank_screen_mem (l, rstyle);
684 }
685
686 // move and/or clear selection, if any
658 if (R->selection.op && R->h->current_screen == R->selection.screen) { 687 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 688 {
660 j = R->selection.end.row + R->TermWin.saveLines; 689 selection.beg.row -= count;
661 if ((i < row1 && j > row1) 690 selection.end.row -= count;
662 || (i < row2 && j > row2) 691 selection.mark.row -= count;
663 || (i - count < row1 && i >= row1) 692
664 || (i - count > row2 && i <= row2) 693 if (selection.beg.row < top_row
665 || (j - count < row1 && j >= row1) 694 || selection.end.row < top_row
666 || (j - count > row2 && j <= row2)) { 695 || selection.mark.row < top_row)
696 {
667 CLEAR_ALL_SELECTION(R); 697 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 698 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 699 }
700 }
701
702 // finally move the view window, if desired
703 if (option (Opt_scrollWithBuffer)
704 && view_start != 0
705 && view_start != -saveLines)
706 scr_page (UP, count);
707
708 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
709 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
710 }
711 else
712 {
713 if (selection.op && current_screen == selection.screen)
714 {
715 if ((selection.beg.row < row1 && selection.end.row > row1)
716 || (selection.beg.row < row2 && selection.end.row > row2)
717 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
718 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
719 || (selection.end.row - count < row1 && selection.end.row >= row1)
720 || (selection.end.row - count > row2 && selection.end.row <= row2))
721 {
722 CLEAR_ALL_SELECTION ();
723 selection.op = SELECTION_CLEAR;
724 }
725 else if (selection.end.row >= row1 && selection.end.row <= row2)
726 {
670 /* move selected region too */ 727 /* move selected region too */
671 R->selection.beg.row -= count; 728 selection.beg.row -= count;
672 R->selection.end.row -= count; 729 selection.end.row -= count;
673 R->selection.mark.row -= count; 730 selection.mark.row -= count;
674 }
675 }
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 731
678 R->h->num_scr += count; 732 selection_check (0);
679 j = count; 733 }
680 if (count < 0) 734 }
681 count = -count; 735
736 // use a simple and robust scrolling algorithm, this
737 // part of scr_scroll_text is not time-critical.
738
682 i = row2 - row1 + 1; 739 int rows = row2 - row1 + 1;
683 MIN_IT(count, i);
684 740
685 if (j > 0) { 741 min_it (count, rows);
686/* A: scroll up */
687 742
688/* A1: Copy lines that will get clobbered by the rotation */ 743 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 */
702 744
703/* B1: Copy lines that will get clobbered by the rotation */ 745 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 746 {
705 R->buf_text[i] = R->screen.text[j]; 747 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 }
717 748
718/* C: Resurrect lines */ 749 if (!IN_RANGE_EXC (row + count, 0, rows))
719 for (; i--; j++) { 750 scr_blank_screen_mem (temp_buf [row], rstyle);
720 R->screen.tlen[j] = 0; 751 }
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 }
727 752
728#ifdef RXVT_GRAPHICS 753 for (int row = 0; row < rows; row++)
729 if (rxvt_Gr_Displayed(aR)) 754 ROW(row1 + row) = temp_buf [row];
730 rxvt_Gr_scroll(aR_ count); 755 }
731#endif 756
732 return count; 757 return count;
733} 758}
734 759
735/* ------------------------------------------------------------------------- */ 760/* ------------------------------------------------------------------------- */
736/* 761/*
737 * Add text given in <str> of length <len> to screen struct 762 * Add text given in <str> of length <len> to screen struct
738 */ 763 */
739/* EXTPROTO */
740void 764void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 765rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 766{
767 if (len <= 0) /* sanity */
768 return;
769
743 unsigned char checksel, clearsel; 770 unsigned char checksel;
744 uint32_t c; 771 unicode_t c;
745 int i, row, last_col; 772 int ncol = this->ncol;
746 text_t *stp; 773 const wchar_t *strend = str + len;
747 rend_t *srp;
748 struct rxvt_hidden *h = R->h;
749 774
750 if (len <= 0) /* sanity */
751 return;
752
753 h->want_refresh = 1; 775 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); 776 ZERO_SCROLLBACK ();
777
758 if (nlines > 0) { 778 if (minlines > 0)
779 {
759 nlines += (R->screen.cur.row - R->screen.bscroll); 780 minlines += screen.cur.row - screen.bscroll;
760 if ((nlines > 0) 781 min_it (minlines, screen.cur.row - top_row);
782
783 if (minlines > 0
761 && (R->screen.tscroll == 0) 784 && screen.tscroll == 0
762 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 785 && screen.bscroll == nrow - 1)
786 {
763 /* _at least_ this many lines need to be scrolled */ 787 /* _at least_ this many lines need to be scrolled */
764 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 788 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
765 0); 789 screen.cur.row -= minlines;
766 R->screen.cur.row -= nlines; 790 }
767 }
768 } 791 }
769#ifdef DEBUG_STRICT 792
770 assert(R->screen.cur.col < last_col); 793 assert (screen.cur.col < ncol);
771 assert((R->screen.cur.row < R->TermWin.nrow) 794 assert (screen.cur.row < nrow
772 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 795 && screen.cur.row >= top_row);
773#else /* drive with your eyes closed */ 796 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;
779 797
780 checksel = (R->selection.op 798 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
781 && h->current_screen == R->selection.screen) ? 1 : 0;
782 clearsel = 0;
783 799
784 stp = R->screen.text[row]; 800 line_t *line = &ROW(row);
785 srp = R->screen.rend[row];
786 801
787 for (i = 0; i < len;) { 802 while (str < strend)
788 c = str[i++]; 803 {
789 switch (c) { 804 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
790 case '\t': 805
791 rxvt_scr_tab(aR_ 1); 806 if (ecb_unlikely (c < 0x20))
792 continue; 807 if (c == C0_LF)
793 case '\n': 808 {
794 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 809 max_it (line->l, screen.cur.col);
795 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 810
796 R->screen.flags &= ~Screen_WrapNext; 811 screen.flags &= ~Screen_WrapNext;
812
797 if (R->screen.cur.row == R->screen.bscroll) 813 if (screen.cur.row == screen.bscroll)
798 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 814 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
799 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 815 else if (screen.cur.row < (nrow - 1))
800 row = (++R->screen.cur.row) + R->TermWin.saveLines; 816 row = ++screen.cur.row;
801 stp = R->screen.text[row]; /* _must_ refresh */ 817
802 srp = R->screen.rend[row]; /* _must_ refresh */ 818 line = &ROW(row); /* _must_ refresh */
803 RESET_CHSTAT(h); 819 continue;
804 continue; 820 }
805 case '\r': 821 else if (c == C0_CR)
806 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 822 {
807 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 823 max_it (line->l, screen.cur.col);
824
808 R->screen.flags &= ~Screen_WrapNext; 825 screen.flags &= ~Screen_WrapNext;
809 R->screen.cur.col = 0; 826 screen.cur.col = 0;
810 RESET_CHSTAT(h); 827 continue;
811 continue; 828 }
812 default: 829 else if (c == C0_HT)
813 if (c == 127) 830 {
814 continue; /* yummmm..... */ 831 scr_tab (1, true);
815 break; 832 continue;
816 } 833 }
817 834
835 if (ecb_unlikely (
818 if (checksel /* see if we're writing within selection */ 836 checksel /* see if we're writing within selection */
819 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 837 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
820 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 838 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
839 ))
840 {
821 checksel = 0; 841 checksel = 0;
822 clearsel = 1; 842 /*
823 } 843 * If we wrote anywhere in the selected area, kill the selection
824 if (R->screen.flags & Screen_WrapNext) { 844 * XXX: should we kill the mark too? Possibly, but maybe that
825 R->screen.tlen[row] = -1; 845 * should be a similar check.
826 if (R->screen.cur.row == R->screen.bscroll) 846 */
827 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 847 CLEAR_SELECTION ();
828 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 848 }
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);
837 849
850 if (ecb_unlikely (screen.flags & Screen_WrapNext))
851 {
852 scr_do_wrap ();
853
854 line->l = ncol;
855 line->is_longer (1);
856
857 row = screen.cur.row;
858 line = &ROW(row); /* _must_ refresh */
859 }
860
861 // some utf-8 decoders "decode" surrogate characters: let's fix this.
862 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
863 c = 0xfffd;
864
865 // rely on wcwidth to tell us the character width, do wcwidth before
866 // further replacements, as wcwidth might return -1 for the line
867 // drawing characters below as they might be invalid in the current
868 // locale.
869 int width = WCWIDTH (c);
870
838 if (R->h->charsets[R->screen.charset] == '0') // DEC SPECIAL 871 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
839 switch (c) 872 {
873 // vt100 special graphics and line drawing
874 // 5f-7e standard vt100
875 // 40-5e rxvt extension for extra curses acs chars
876 static uint16_t vt100_0[62] = { // 41 .. 7e
877 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
878 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
879 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
880 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
881 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
882 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
883 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
884 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
885 };
886
887 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
840 { 888 {
841 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 889 c = vt100_0[c - 0x41];
842 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 890 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 } 891 }
892 }
853 893
854 rend_t rend = SET_FONT (h->rstyle, R->TermWin.fontset->find_font (c)); 894 if (ecb_unlikely (screen.flags & Screen_Insert))
895 scr_insdel_chars (width, INSERT);
855 896
856 stp[R->screen.cur.col] = c; 897 if (width != 0)
857 srp[R->screen.cur.col] = rend;
858
859 if (c > 255)
860 { 898 {
861 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 899#if !UNICODE_3
862 int width = wcwidth (c); 900 // trim characters we can't store directly :(
901 if (c >= 0x10000)
902# if ENABLE_COMBINING
903 c = rxvt_composite.compose (c); // map to lower 16 bits
904# else
905 c = 0xfffd;
906# endif
907#endif
908
909 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
910
911 // if the character doesn't fit into the remaining columns...
912 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
863 913 {
864 if (width > 1) 914 if (screen.flags & Screen_Autowrap)
865 {
866 while (--width > 0 && R->screen.cur.col < last_col - 1)
867 { 915 {
868 916 // ... artificially enlargen the previous one
869 srp[R->screen.cur.col] |= RS_wide; 917 c = NOCHAR;
870 918 // and try the same character next loop iteration
871 R->screen.cur.col++; 919 --str;
872 stp[R->screen.cur.col] = NOCHAR;
873 srp[R->screen.cur.col] = rend;
874 } 920 }
921 else
922 screen.cur.col = ncol - width;
923 }
924
925 // nuke the character at this position, if required
926 // due to wonderful coincidences everywhere else in this loop
927 // we never have to check for overwriting a wide char itself,
928 // only its tail.
929 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
930 scr_kill_char (*line, screen.cur.col);
931
932 line->touch ();
933
934 do
935 {
936 line->t[screen.cur.col] = c;
937 line->r[screen.cur.col] = rend;
938
939 if (ecb_likely (screen.cur.col < ncol - 1))
940 screen.cur.col++;
941 else
942 {
943 line->l = ncol;
944 if (screen.flags & Screen_Autowrap)
945 screen.flags |= Screen_WrapNext;
946
947 goto end_of_line;
875 } 948 }
949
950 c = NOCHAR;
876 } 951 }
952 while (ecb_unlikely (--width > 0));
877 953
878 if (R->screen.cur.col < last_col - 1) 954 // pad with spaces when overwriting wide character with smaller one
879 R->screen.cur.col++; 955 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
880 else { 956 {
881 R->screen.tlen[row] = last_col; 957 line->t[c] = ' ';
882 if (R->screen.flags & Screen_Autowrap) 958 line->r[c] = rend;
883 R->screen.flags |= Screen_WrapNext; 959 }
884 }
885 }
886 if (R->screen.tlen[row] != -1) /* XXX: think about this */
887 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
888 960
889/* 961end_of_line:
890 * If we wrote anywhere in the selected area, kill the selection 962 ;
891 * XXX: should we kill the mark too? Possibly, but maybe that 963 }
892 * should be a similar check. 964#if ENABLE_COMBINING
893 */ 965 else // width == 0
894 if (clearsel) 966 {
895 CLEAR_SELECTION(R); 967 if (c != 0xfeff) // ignore BOM
968 {
969 // handle combining characters
970 // we just tag the accent on the previous on-screen character.
971 // this is arguably not correct, but also arguably not wrong.
972 // we don't handle double-width characters nicely yet.
973 line_t *linep;
974 text_t *tp;
975 rend_t *rp;
896 976
897#ifdef DEBUG_STRICT 977 if (screen.cur.col > 0)
978 {
979 linep = line;
980 tp = line->t + screen.cur.col - 1;
981 rp = line->r + screen.cur.col - 1;
982 }
983 else if (screen.cur.row > 0
984 && ROW(screen.cur.row - 1).is_longer ())
985 {
986 linep = &ROW(screen.cur.row - 1);
987 tp = line->t + ncol - 1;
988 rp = line->r + ncol - 1;
989 }
990 else
991 continue;
992
993 linep->touch ();
994
995 while (*tp == NOCHAR && tp > linep->t)
996 tp--, rp--;
997
998 // first try to find a precomposed character
999 unicode_t n = rxvt_compose (*tp, c);
1000 if (n == NOCHAR)
1001 n = rxvt_composite.compose (*tp, c);
1002
1003 *tp = n;
1004 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1005 }
1006 }
1007#endif
1008 }
1009
1010 max_it (line->l, screen.cur.col);
1011
898 assert(R->screen.cur.row >= 0); 1012 assert (screen.cur.row >= 0);
899#else /* drive with your eyes closed */
900 MAX_IT(R->screen.cur.row, 0);
901#endif
902} 1013}
903 1014
904/* ------------------------------------------------------------------------- */ 1015/* ------------------------------------------------------------------------- */
905/* 1016/*
906 * Process Backspace. Move back the cursor back a position, wrap if have to 1017 * Process Backspace. Move back the cursor back a position, wrap if have to
907 * XTERM_SEQ: CTRL-H 1018 * XTERM_SEQ: CTRL-H
908 */ 1019 */
909/* EXTPROTO */
910void 1020void
911rxvt_scr_backspace(pR) 1021rxvt_term::scr_backspace () NOTHROW
912{ 1022{
913 RESET_CHSTAT(R->h);
914 R->h->want_refresh = 1;
915 if (R->screen.cur.col == 0) { 1023 if (screen.cur.col == 0)
1024 {
916 if (R->screen.cur.row > 0) { 1025 if (screen.cur.row > 0)
1026 {
917#ifdef TERMCAP_HAS_BW 1027#ifdef TERMCAP_HAS_BW
918 R->screen.cur.col = R->TermWin.ncol - 1; 1028 screen.cur.col = ncol - 1;
919 R->screen.cur.row--; 1029 --screen.cur.row;
920 return; 1030
1031 want_refresh = 1;
921#endif 1032#endif
922 } 1033 }
1034 }
923 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1035 else if (screen.flags & Screen_WrapNext)
924 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
925 R->screen.flags &= ~Screen_WrapNext; 1036 screen.flags &= ~Screen_WrapNext;
1037 else
1038 scr_gotorc (0, -1, RELATIVE);
926} 1039}
927 1040
928/* ------------------------------------------------------------------------- */ 1041/* ------------------------------------------------------------------------- */
929/* 1042/*
930 * Process Horizontal Tab 1043 * Process Horizontal Tab
931 * count: +ve = forward; -ve = backwards 1044 * count: +ve = forward; -ve = backwards
932 * XTERM_SEQ: CTRL-I 1045 * XTERM_SEQ: CTRL-I
933 */ 1046 */
934/* EXTPROTO */
935void 1047void
936rxvt_scr_tab(pR_ int count) 1048rxvt_term::scr_tab (int count, bool ht) NOTHROW
937{ 1049{
938 int i, x; 1050 int i, x;
939 1051
940 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
941 R->h->want_refresh = 1; 1052 want_refresh = 1;
942 RESET_CHSTAT(R->h);
943 i = x = R->screen.cur.col; 1053 i = x = screen.cur.col;
1054
944 if (count == 0) 1055 if (count == 0)
945 return; 1056 return;
946 else if (count > 0) { 1057 else if (count > 0)
947 for (; ++i < R->TermWin.ncol; ) 1058 {
1059 line_t &l = ROW(screen.cur.row);
1060 rend_t base_rend = l.r[i];
1061 ht &= l.t[i] == ' ';
1062
1063 for (; ++i < ncol; )
948 if (R->tabs[i]) { 1064 if (tabs[i])
949 x = i; 1065 {
950 if (!--count) 1066 x = i;
951 break; 1067
1068 if (!--count)
1069 break;
1070 }
1071 else
1072 ht &= l.t[i] == ' '
1073 && RS_SAME (l.r[i], base_rend);
1074
1075 if (count)
1076 x = ncol - 1;
1077
1078 // store horizontal tab commands as characters inside the text
1079 // buffer so they can be selected and pasted.
1080 if (ht && option (Opt_pastableTabs))
1081 {
1082 base_rend = SET_FONT (base_rend, 0);
1083
1084 l.touch (x);
1085
1086 i = screen.cur.col;
1087
1088 l.t[i] = '\t';
1089 l.r[i] = base_rend;
1090
1091 while (++i < x)
1092 {
1093 l.t[i] = NOCHAR;
1094 l.r[i] = base_rend;
1095 }
1096 }
952 } 1097 }
953 if (count)
954 x = R->TermWin.ncol - 1;
955 } else /* if (count < 0) */ { 1098 else /* if (count < 0) */
1099 {
956 for (; --i >= 0; ) 1100 for (; --i >= 0; )
957 if (R->tabs[i]) { 1101 if (tabs[i])
958 x = i; 1102 {
959 if (!++count) 1103 x = i;
960 break; 1104 if (!++count)
1105 break;
1106 }
1107
1108 if (count)
1109 x = 0;
961 } 1110 }
962 if (count) 1111
963 x = 0;
964 }
965 if (x != R->screen.cur.col) 1112 if (x != screen.cur.col)
966 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1113 scr_gotorc (0, x, R_RELATIVE);
967} 1114}
968 1115
969/* ------------------------------------------------------------------------- */ 1116/* ------------------------------------------------------------------------- */
970/* 1117/*
971 * Process DEC Back Index 1118 * Process DEC Back Index
972 * XTERM_SEQ: ESC 6 1119 * XTERM_SEQ: ESC 6
973 * Move cursor left in row. If we're at the left boundary, shift everything 1120 * Move cursor left in row. If we're at the left boundary, shift everything
974 * in that row right. Clear left column. 1121 * in that row right. Clear left column.
975 */ 1122 */
976#ifndef NO_FRILLS 1123#if !ENABLE_MINIMAL
977/* EXTPROTO */
978void 1124void
979rxvt_scr_backindex(pR) 1125rxvt_term::scr_backindex () NOTHROW
980{ 1126{
981 if (R->screen.cur.col > 0) 1127 if (screen.cur.col > 0)
982 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1128 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
983 else { 1129 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); 1130 scr_insdel_chars (1, INSERT);
987 }
988} 1131}
989#endif 1132#endif
990/* ------------------------------------------------------------------------- */ 1133/* ------------------------------------------------------------------------- */
991/* 1134/*
992 * Process DEC Forward Index 1135 * Process DEC Forward Index
993 * XTERM_SEQ: ESC 9 1136 * XTERM_SEQ: ESC 9
994 * Move cursor right in row. If we're at the right boundary, shift everything 1137 * Move cursor right in row. If we're at the right boundary, shift everything
995 * in that row left. Clear right column. 1138 * in that row left. Clear right column.
996 */ 1139 */
997#ifndef NO_FRILLS 1140#if !ENABLE_MINIMAL
998/* EXTPROTO */
999void 1141void
1000rxvt_scr_forwardindex(pR) 1142rxvt_term::scr_forwardindex () NOTHROW
1001{ 1143{
1002 int row;
1003
1004 if (R->screen.cur.col < R->TermWin.ncol - 1) 1144 if (screen.cur.col < ncol - 1)
1005 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1145 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1006 else { 1146 else
1007 row = R->screen.cur.row + R->TermWin.saveLines; 1147 {
1008 if (R->screen.tlen[row] == 0) 1148 line_t &l = ROW(screen.cur.row);
1009 return; /* um, yeah? */ 1149
1010 else if (R->screen.tlen[row] == -1) 1150 l.touch ();
1011 R->screen.tlen[row] = R->TermWin.ncol; 1151 l.is_longer (0);
1152
1012 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1153 scr_gotorc (0, 0, R_RELATIVE);
1013 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1154 scr_insdel_chars (1, DELETE);
1014 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1155 scr_gotorc (0, ncol - 1, R_RELATIVE);
1015 } 1156 }
1016} 1157}
1017#endif 1158#endif
1018 1159
1019/* ------------------------------------------------------------------------- */ 1160/* ------------------------------------------------------------------------- */
1020/* 1161/*
1021 * Goto Row/Column 1162 * Goto Row/Column
1022 */ 1163 */
1023/* EXTPROTO */
1024void 1164void
1025rxvt_scr_gotorc(pR_ int row, int col, int relative) 1165rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1026{ 1166{
1027 R->h->want_refresh = 1; 1167 want_refresh = 1;
1028 ZERO_SCROLLBACK(R); 1168 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 1169
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) 1170 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1038 : col); 1171 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 1172
1042 R->screen.flags &= ~Screen_WrapNext; 1173 screen.flags &= ~Screen_WrapNext;
1174
1043 if (relative & R_RELATIVE) { 1175 if (relative & R_RELATIVE)
1044 if (row > 0) { 1176 {
1177 if (row > 0)
1178 {
1045 if (R->screen.cur.row <= R->screen.bscroll 1179 if (screen.cur.row <= screen.bscroll
1046 && (R->screen.cur.row + row) > R->screen.bscroll) 1180 && (screen.cur.row + row) > screen.bscroll)
1047 R->screen.cur.row = R->screen.bscroll; 1181 screen.cur.row = screen.bscroll;
1048 else 1182 else
1049 R->screen.cur.row += row; 1183 screen.cur.row += row;
1184 }
1050 } else if (row < 0) { 1185 else if (row < 0)
1186 {
1051 if (R->screen.cur.row >= R->screen.tscroll 1187 if (screen.cur.row >= screen.tscroll
1052 && (R->screen.cur.row + row) < R->screen.tscroll) 1188 && (screen.cur.row + row) < screen.tscroll)
1053 R->screen.cur.row = R->screen.tscroll; 1189 screen.cur.row = screen.tscroll;
1190 else
1191 screen.cur.row += row;
1192 }
1193 }
1194 else
1195 {
1196 if (screen.flags & Screen_Relative)
1197 {
1198 /* relative origin mode */
1199 screen.cur.row = row + screen.tscroll;
1200 min_it (screen.cur.row, screen.bscroll);
1201 }
1054 else 1202 else
1055 R->screen.cur.row += row; 1203 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 } 1204 }
1064 MAX_IT(R->screen.cur.row, 0);
1065 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
1066}
1067 1205
1206 clamp_it (screen.cur.row, 0, nrow - 1);
1207}
1208
1068/* ------------------------------------------------------------------------- */ 1209/* ------------------------------------------------------------------------- */
1069/* 1210/*
1070 * direction should be UP or DN 1211 * direction should be UP or DN
1071 */ 1212 */
1072/* EXTPROTO */
1073void 1213void
1074rxvt_scr_index(pR_ enum page_dirn direction) 1214rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1075{ 1215{
1076 int dirn; 1216 int dirn;
1077 1217
1078 R->h->want_refresh = 1; 1218 want_refresh = 1;
1219 ZERO_SCROLLBACK ();
1220
1079 dirn = ((direction == UP) ? 1 : -1); 1221 dirn = ((direction == UP) ? 1 : -1);
1080 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1081 1222
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; 1223 screen.flags &= ~Screen_WrapNext;
1224
1091 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1225 if ((screen.cur.row == screen.bscroll && direction == UP)
1092 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1226 || (screen.cur.row == screen.tscroll && direction == DN))
1093 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1227 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1094 else 1228 else
1095 R->screen.cur.row += dirn; 1229 screen.cur.row += dirn;
1096 MAX_IT(R->screen.cur.row, 0); 1230
1097 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1231 clamp_it (screen.cur.row, 0, nrow - 1);
1098 rxvt_selection_check(aR_ 0); 1232 selection_check (0);
1099} 1233}
1100 1234
1101/* ------------------------------------------------------------------------- */ 1235/* ------------------------------------------------------------------------- */
1102/* 1236/*
1103 * Erase part or whole of a line 1237 * Erase part or whole of a line
1104 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1238 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1105 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1239 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1106 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1240 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1241 * extension: clear to right unless wrapped: ESC [ 3 K
1107 */ 1242 */
1108/* EXTPROTO */
1109void 1243void
1110rxvt_scr_erase_line(pR_ int mode) 1244rxvt_term::scr_erase_line (int mode) NOTHROW
1111{ 1245{
1112 unsigned int row, col, num; 1246 unsigned int col, num;
1113 1247
1114 R->h->want_refresh = 1; 1248 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); 1249 ZERO_SCROLLBACK ();
1117 RESET_CHSTAT(R->h);
1118 1250
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); 1251 selection_check (1);
1125 1252
1126 R->screen.flags &= ~Screen_WrapNext; 1253 line_t &line = ROW(screen.cur.row);
1127 1254
1128 row = R->TermWin.saveLines + R->screen.cur.row; 1255 line.touch ();
1256 line.is_longer (0);
1257
1129 switch (mode) { 1258 switch (mode)
1130 case 0: /* erase to end of line */ 1259 {
1260 case 3:
1261 if (screen.flags & Screen_WrapNext)
1262 return;
1263
1264 /* fall through */
1265
1266 case 0: /* erase to end of line */
1131 col = R->screen.cur.col; 1267 col = screen.cur.col;
1132 num = R->TermWin.ncol - col; 1268 num = ncol - col;
1133 MIN_IT(R->screen.tlen[row], (int16_t)col); 1269 min_it (line.l, col);
1270
1134 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1271 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1135 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1272 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1136 CLEAR_SELECTION(R); 1273 CLEAR_SELECTION ();
1137 break; 1274 break;
1275
1138 case 1: /* erase to beginning of line */ 1276 case 1: /* erase to beginning of line */
1139 col = 0; 1277 col = 0;
1140 num = R->screen.cur.col + 1; 1278 num = screen.cur.col + 1;
1279
1141 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1280 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1142 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1281 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1143 CLEAR_SELECTION(R); 1282 CLEAR_SELECTION ();
1144 break; 1283 break;
1145 case 2: /* erase whole line */ 1284
1146 col = 0; 1285 case 2: /* erase whole line */
1147 num = R->TermWin.ncol; 1286 col = 0;
1148 R->screen.tlen[row] = 0; 1287 num = ncol;
1288 line.l = 0;
1149 if (R->selection.beg.row <= R->screen.cur.row 1289 if (selection.beg.row <= screen.cur.row
1150 && R->selection.end.row >= R->screen.cur.row) 1290 && selection.end.row >= screen.cur.row)
1151 CLEAR_SELECTION(R); 1291 CLEAR_SELECTION ();
1152 break; 1292 break;
1153 default: 1293 default:
1154 return; 1294 return;
1155 } 1295 }
1156 if (R->screen.text[row]) 1296
1157 rxvt_blank_line(aR_ 1297 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} 1298}
1164 1299
1165/* ------------------------------------------------------------------------- */ 1300/* ------------------------------------------------------------------------- */
1166/* 1301/*
1167 * Erase part of whole of the screen 1302 * Erase part of whole of the screen
1168 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1303 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1169 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1304 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1170 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1305 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1171 */ 1306 */
1172/* EXTPROTO */
1173void 1307void
1174rxvt_scr_erase_screen(pR_ int mode) 1308rxvt_term::scr_erase_screen (int mode) NOTHROW
1175{ 1309{
1176 int num; 1310 int num;
1177 int32_t row, row_offset; 1311 int32_t row;
1178 rend_t ren; 1312 rend_t ren;
1179 XGCValues gcvalue; 1313 XGCValues gcvalue;
1180 1314
1181 R->h->want_refresh = 1; 1315 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); 1316 ZERO_SCROLLBACK ();
1184 RESET_CHSTAT(R->h);
1185 row_offset = (int32_t)R->TermWin.saveLines;
1186 1317
1187 switch (mode) { 1318 switch (mode)
1319 {
1188 case 0: /* erase to end of screen */ 1320 case 0: /* erase to end of screen */
1189 rxvt_selection_check(aR_ 1); 1321 selection_check (1);
1190 rxvt_scr_erase_line(aR_ 0); 1322 scr_erase_line (0);
1191 row = R->screen.cur.row + 1; /* possible OOB */ 1323 row = screen.cur.row + 1; /* possible OOB */
1192 num = R->TermWin.nrow - row; 1324 num = nrow - row;
1193 break; 1325 break;
1194 case 1: /* erase to beginning of screen */ 1326 case 1: /* erase to beginning of screen */
1195 rxvt_selection_check(aR_ 3); 1327 selection_check (3);
1196 rxvt_scr_erase_line(aR_ 1); 1328 scr_erase_line (1);
1197 row = 0; 1329 row = 0;
1198 num = R->screen.cur.row; 1330 num = screen.cur.row;
1199 break; 1331 break;
1200 case 2: /* erase whole screen */ 1332 case 2: /* erase whole screen */
1201 rxvt_selection_check(aR_ 3); 1333 selection_check (3);
1202#ifdef RXVT_GRAPHICS 1334 row = 0;
1203 rxvt_Gr_ClearScreen(aR); 1335 num = nrow;
1204#endif 1336 break;
1205 row = 0;
1206 num = R->TermWin.nrow;
1207 break;
1208 default: 1337 default:
1209 return; 1338 return;
1210 } 1339 }
1211 R->h->refresh_type |= REFRESH_BOUNDS; 1340
1212 if (R->selection.op && R->h->current_screen == R->selection.screen 1341 if (selection.op && current_screen == selection.screen
1213 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1342 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1214 || (R->selection.end.row >= row 1343 || (selection.end.row >= row
1215 && R->selection.end.row <= row + num))) 1344 && selection.end.row <= row + num)))
1216 CLEAR_SELECTION(R); 1345 CLEAR_SELECTION ();
1346
1217 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1347 if (row >= nrow) /* Out Of Bounds */
1218 return; 1348 return;
1219 MIN_IT(num, (R->TermWin.nrow - row)); 1349
1350 min_it (num, nrow - row);
1351
1220 if (R->h->rstyle & (RS_RVid | RS_Uline)) 1352 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1221 ren = (rend_t) ~RS_None; 1353 ren = (rend_t) ~RS_None;
1222 else if (GET_BASEBG(R->h->rstyle) == Color_bg) { 1354 else if (GET_BASEBG (rstyle) == Color_bg)
1355 {
1223 ren = DEFAULT_RSTYLE; 1356 ren = DEFAULT_RSTYLE;
1224 CLEAR_ROWS(row, num); 1357
1225 } else { 1358 if (mapped)
1359 XClearArea (dpy, vt, 0,
1360 Row2Pixel (row - view_start), (unsigned int)width,
1361 (unsigned int)Height2Pixel (num), False);
1362 }
1363 else
1364 {
1226 ren = (R->h->rstyle & (RS_fgMask | RS_bgMask)); 1365 ren = rstyle & (RS_fgMask | RS_bgMask);
1227 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->h->rstyle)]; 1366
1228 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1367 if (mapped)
1229 ERASE_ROWS(row, num); 1368 {
1369 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1370 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1371 XFillRectangle (dpy, vt, gc,
1372 0, Row2Pixel (row - view_start),
1373 (unsigned int)width,
1374 (unsigned int)Height2Pixel (num));
1230 gcvalue.foreground = R->PixColors[Color_fg]; 1375 gcvalue.foreground = pix_colors[Color_fg];
1231 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1376 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1377 }
1232 } 1378 }
1379
1233 for (; num--; row++) { 1380 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 } 1381 {
1382 scr_blank_screen_mem (ROW(row), rstyle);
1383
1384 if (row - view_start < nrow)
1385 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1386 }
1241} 1387}
1388
1389#if !ENABLE_MINIMAL
1390void
1391rxvt_term::scr_erase_savelines () NOTHROW
1392{
1393 want_refresh = 1;
1394 ZERO_SCROLLBACK ();
1395
1396 top_row = 0;
1397}
1398#endif
1242 1399
1243/* ------------------------------------------------------------------------- */ 1400/* ------------------------------------------------------------------------- */
1244/* 1401/*
1245 * Fill the screen with `E's 1402 * Fill the screen with `E's
1246 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1403 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1247 */ 1404 */
1248/* EXTPROTO */
1249void 1405void
1250rxvt_scr_E(pR) 1406rxvt_term::scr_E () NOTHROW
1251{ 1407{
1252 int i, j, k; 1408 rend_t fs;
1253 rend_t *r1, fs;
1254 1409
1255 R->h->want_refresh = 1; 1410 want_refresh = 1;
1256 R->h->num_scr_allow = 0;
1257 ZERO_SCROLLBACK(R); 1411 ZERO_SCROLLBACK ();
1258 RESET_CHSTAT(R->h); 1412
1413 num_scr_allow = 0;
1259 rxvt_selection_check(aR_ 3); 1414 selection_check (3);
1260 1415
1261 fs = SET_FONT (R->h->rstyle, R->TermWin.fontset->find_font ('E')); 1416 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1262 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1417 for (int row = nrow; row--; )
1263 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1418 {
1264 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1419 line_t &line = ROW(row);
1265 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1420
1421 fill_text (line.t, 'E', ncol);
1422 rend_t *r1 = line.r;
1423
1424 for (int j = ncol; j--; )
1266 *r1++ = fs; 1425 *r1++ = fs;
1426
1427 line.is_longer (0);
1428 line.touch (ncol);
1267 } 1429 }
1268} 1430}
1269 1431
1270/* ------------------------------------------------------------------------- */ 1432/* ------------------------------------------------------------------------- */
1271/* 1433/*
1272 * Insert/Delete <count> lines 1434 * Insert/Delete <count> lines
1273 */ 1435 */
1274/* EXTPROTO */
1275void 1436void
1276rxvt_scr_insdel_lines(pR_ int count, int insdel) 1437rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1277{ 1438{
1278 int end; 1439 int end;
1279 1440
1280 ZERO_SCROLLBACK(R); 1441 ZERO_SCROLLBACK ();
1281 RESET_CHSTAT(R->h);
1282 1442
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); 1443 selection_check (1);
1289 1444
1290 if (R->screen.cur.row > R->screen.bscroll) 1445 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; 1446 return;
1447
1448 end = screen.bscroll - screen.cur.row + 1;
1449 if (count > end)
1450 {
1451 if (insdel == DELETE)
1452 return;
1297 else if (insdel == INSERT) 1453 else if (insdel == INSERT)
1298 count = end; 1454 count = end;
1299 } 1455 }
1300 R->screen.flags &= ~Screen_WrapNext;
1301 1456
1457 scr_do_wrap ();
1458
1302 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1459 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1303 0);
1304} 1460}
1305 1461
1306/* ------------------------------------------------------------------------- */ 1462/* ------------------------------------------------------------------------- */
1307/* 1463/*
1308 * Insert/Delete <count> characters from the current position 1464 * Insert/Delete <count> characters from the current position
1309 */ 1465 */
1310/* EXTPROTO */
1311void 1466void
1312rxvt_scr_insdel_chars(pR_ int count, int insdel) 1467rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1313{ 1468{
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; 1469 want_refresh = 1;
1321 ZERO_SCROLLBACK(R); 1470 ZERO_SCROLLBACK ();
1322#if 0
1323 RESET_CHSTAT(R->h);
1324#endif
1325 1471
1326#ifdef RXVT_GRAPHICS
1327 if (rxvt_Gr_Displayed(aR))
1328 rxvt_Gr_scroll(aR_ 0);
1329#endif
1330
1331 if (count <= 0) 1472 if (count <= 0)
1332 return; 1473 return;
1333 1474
1475 scr_do_wrap ();
1476
1334 rxvt_selection_check(aR_ 1); 1477 selection_check (1);
1335 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1478 min_it (count, ncol - screen.cur.col);
1336 1479
1337 row = R->screen.cur.row + R->TermWin.saveLines; 1480 int row = screen.cur.row;
1338 R->screen.flags &= ~Screen_WrapNext;
1339 1481
1340 stp = R->screen.text[row]; 1482 line_t *line = &ROW(row);
1341 srp = R->screen.rend[row]; 1483
1342 slp = &(R->screen.tlen[row]); 1484 line->touch ();
1485 line->is_longer (0);
1486
1487 // nuke wide spanning the start
1488 if (line->t[screen.cur.col] == NOCHAR)
1489 scr_kill_char (*line, screen.cur.col);
1490
1343 switch (insdel) { 1491 switch (insdel)
1492 {
1344 case INSERT: 1493 case INSERT:
1345 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1494 line->l = min (line->l + count, ncol);
1346 col--) { 1495
1347 stp[col] = stp[col - count]; 1496 if (line->t[screen.cur.col] == NOCHAR)
1348 srp[col] = srp[col - count]; 1497 scr_kill_char (*line, screen.cur.col);
1349 } 1498
1350 if (*slp != -1) { 1499 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1351 *slp += count; 1500 {
1352 MIN_IT(*slp, R->TermWin.ncol); 1501 line->t[col] = line->t[col - count];
1353 } 1502 line->r[col] = line->r[col - count];
1503 }
1504
1354 if (R->selection.op && R->h->current_screen == R->selection.screen 1505 if (selection.op && current_screen == selection.screen
1355 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1506 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1507 {
1356 if (R->selection.end.row != R->screen.cur.row 1508 if (selection.end.row != screen.cur.row
1357 || (R->selection.end.col + count >= R->TermWin.ncol)) 1509 || (selection.end.col + count >= ncol))
1358 CLEAR_SELECTION(R); 1510 CLEAR_SELECTION ();
1359 else { /* shift selection */ 1511 else
1360 R->selection.beg.col += count; 1512 {
1513 /* shift selection */
1514 selection.beg.col += count;
1361 R->selection.mark.col += count; /* XXX: yes? */ 1515 selection.mark.col += count; /* XXX: yes? */
1362 R->selection.end.col += count; 1516 selection.end.col += count;
1363 } 1517 }
1364 } 1518 }
1365 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1519
1366 (unsigned int)count, R->h->rstyle); 1520 scr_blank_line (*line, screen.cur.col, count, rstyle);
1367 break; 1521 break;
1522
1368 case ERASE: 1523 case ERASE:
1369 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1524 screen.cur.col += count; /* don't worry if > ncol */
1370 rxvt_selection_check(aR_ 1); 1525 selection_check (1);
1371 R->screen.cur.col -= count; 1526 screen.cur.col -= count;
1372 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1527
1373 (unsigned int)count, R->h->rstyle); 1528 // nuke wide char after the end
1374 break; 1529 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1530 scr_kill_char (*line, screen.cur.col + count);
1531
1532 scr_blank_line (*line, screen.cur.col, count, rstyle);
1533 break;
1534
1375 case DELETE: 1535 case DELETE:
1376 tr = srp[R->TermWin.ncol - 1] 1536 line->l = max (line->l - count, 0);
1377 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1537
1538 // nuke wide char spanning the end
1539 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1540 scr_kill_char (*line, screen.cur.col + count);
1541
1378 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1542 for (int col = screen.cur.col; (col + count) < ncol; col++)
1379 stp[col] = stp[col + count]; 1543 {
1380 srp[col] = srp[col + count]; 1544 line->t[col] = line->t[col + count];
1381 } 1545 line->r[col] = line->r[col + count];
1382 rxvt_blank_line(aR_ 1546 }
1383 &(stp[R->TermWin.ncol - count]), 1547
1384 &(srp[R->TermWin.ncol - count]), 1548 scr_blank_line (*line, ncol - count, count, rstyle);
1385 (unsigned int)count, tr); 1549
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 1550 if (selection.op && current_screen == selection.screen
1391 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1551 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1552 {
1392 if (R->selection.end.row != R->screen.cur.row 1553 if (selection.end.row != screen.cur.row
1393 || (R->screen.cur.col >= R->selection.beg.col - count) 1554 || (screen.cur.col >= selection.beg.col - count)
1394 || R->selection.end.col >= R->TermWin.ncol) 1555 || selection.end.col >= ncol)
1395 CLEAR_SELECTION(R); 1556 CLEAR_SELECTION ();
1396 else { 1557 else
1397 /* shift selection */ 1558 {
1398 R->selection.beg.col -= count; 1559 /* shift selection */
1560 selection.beg.col -= count;
1399 R->selection.mark.col -= count; /* XXX: yes? */ 1561 selection.mark.col -= count; /* XXX: yes? */
1400 R->selection.end.col -= count; 1562 selection.end.col -= count;
1401 } 1563 }
1402 } 1564 }
1403 break; 1565
1566 break;
1404 } 1567 }
1405} 1568}
1406 1569
1407/* ------------------------------------------------------------------------- */ 1570/* ------------------------------------------------------------------------- */
1408/* 1571/*
1409 * Set the scrolling region 1572 * Set the scrolling region
1410 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1573 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1411 */ 1574 */
1412/* EXTPROTO */
1413void 1575void
1414rxvt_scr_scroll_region(pR_ int top, int bot) 1576rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1415{ 1577{
1416 MAX_IT(top, 0); 1578 max_it (top, 0);
1417 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1579 min_it (bot, nrow - 1);
1580
1418 if (top > bot) 1581 if (top > bot)
1419 return; 1582 return;
1583
1420 R->screen.tscroll = top; 1584 screen.tscroll = top;
1421 R->screen.bscroll = bot; 1585 screen.bscroll = bot;
1422 rxvt_scr_gotorc(aR_ 0, 0, 0); 1586 scr_gotorc (0, 0, 0);
1423} 1587}
1424 1588
1425/* ------------------------------------------------------------------------- */ 1589/* ------------------------------------------------------------------------- */
1426/* 1590/*
1427 * Make the cursor visible/invisible 1591 * Make the cursor visible/invisible
1428 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1592 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1429 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1593 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1430 */ 1594 */
1431/* EXTPROTO */
1432void 1595void
1433rxvt_scr_cursor_visible(pR_ int mode) 1596rxvt_term::scr_cursor_visible (int mode) NOTHROW
1434{ 1597{
1435 R->h->want_refresh = 1; 1598 want_refresh = 1;
1599
1436 if (mode) 1600 if (mode)
1437 R->screen.flags |= Screen_VisibleCursor; 1601 screen.flags |= Screen_VisibleCursor;
1438 else 1602 else
1439 R->screen.flags &= ~Screen_VisibleCursor; 1603 screen.flags &= ~Screen_VisibleCursor;
1440} 1604}
1441 1605
1442/* ------------------------------------------------------------------------- */ 1606/* ------------------------------------------------------------------------- */
1443/* 1607/*
1444 * Set/unset automatic wrapping 1608 * Set/unset automatic wrapping
1445 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1609 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1446 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1610 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1447 */ 1611 */
1448/* EXTPROTO */
1449void 1612void
1450rxvt_scr_autowrap(pR_ int mode) 1613rxvt_term::scr_autowrap (int mode) NOTHROW
1451{ 1614{
1452 if (mode) 1615 if (mode)
1453 R->screen.flags |= Screen_Autowrap; 1616 screen.flags |= Screen_Autowrap;
1454 else 1617 else
1455 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1618 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1456} 1619}
1457 1620
1458/* ------------------------------------------------------------------------- */ 1621/* ------------------------------------------------------------------------- */
1459/* 1622/*
1460 * Set/unset margin origin mode 1623 * Set/unset margin origin mode
… …
1463 * Relative mode: line numbers are relative to top margin of scrolling region 1626 * Relative mode: line numbers are relative to top margin of scrolling region
1464 * and the cursor cannot be moved outside. 1627 * and the cursor cannot be moved outside.
1465 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1628 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1466 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1629 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1467 */ 1630 */
1468/* EXTPROTO */
1469void 1631void
1470rxvt_scr_relative_origin(pR_ int mode) 1632rxvt_term::scr_relative_origin (int mode) NOTHROW
1471{ 1633{
1472 if (mode) 1634 if (mode)
1473 R->screen.flags |= Screen_Relative; 1635 screen.flags |= Screen_Relative;
1474 else 1636 else
1475 R->screen.flags &= ~Screen_Relative; 1637 screen.flags &= ~Screen_Relative;
1638
1476 rxvt_scr_gotorc(aR_ 0, 0, 0); 1639 scr_gotorc (0, 0, 0);
1477} 1640}
1478 1641
1479/* ------------------------------------------------------------------------- */ 1642/* ------------------------------------------------------------------------- */
1480/* 1643/*
1481 * Set insert/replace mode 1644 * Set insert/replace mode
1482 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1645 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1483 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1646 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1484 */ 1647 */
1485/* EXTPROTO */
1486void 1648void
1487rxvt_scr_insert_mode(pR_ int mode) 1649rxvt_term::scr_insert_mode (int mode) NOTHROW
1488{ 1650{
1489 if (mode) 1651 if (mode)
1490 R->screen.flags |= Screen_Insert; 1652 screen.flags |= Screen_Insert;
1491 else 1653 else
1492 R->screen.flags &= ~Screen_Insert; 1654 screen.flags &= ~Screen_Insert;
1493} 1655}
1494 1656
1495/* ------------------------------------------------------------------------- */ 1657/* ------------------------------------------------------------------------- */
1496/* 1658/*
1497 * Set/Unset tabs 1659 * Set/Unset tabs
1498 * XTERM_SEQ: Set tab at current column : ESC H 1660 * XTERM_SEQ: Set tab at current column : ESC H
1499 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1661 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1500 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1662 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1501 */ 1663 */
1502/* EXTPROTO */
1503void 1664void
1504rxvt_scr_set_tab(pR_ int mode) 1665rxvt_term::scr_set_tab (int mode) NOTHROW
1505{ 1666{
1506 if (mode < 0) 1667 if (mode < 0)
1507 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1668 memset (tabs, 0, ncol);
1508 else if (R->screen.cur.col < R->TermWin.ncol) 1669 else if (screen.cur.col < ncol)
1509 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1670 tabs [screen.cur.col] = !!mode;
1510} 1671}
1511 1672
1512/* ------------------------------------------------------------------------- */ 1673/* ------------------------------------------------------------------------- */
1513/* 1674/*
1514 * Set reverse/normal video 1675 * Set reverse/normal video
1515 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1676 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1516 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1677 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1517 */ 1678 */
1518/* EXTPROTO */
1519void 1679void
1520rxvt_scr_rvideo_mode(pR_ int mode) 1680rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1521{ 1681{
1682 rvideo_mode = on;
1683
1684#ifndef NO_BELL
1685 on ^= rvideo_bell;
1686#endif
1687
1688 if (rvideo_state != on)
1689 {
1690 rvideo_state = on;
1691
1692 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1693#ifdef HAVE_BG_PIXMAP
1694 if (bg_pixmap == None)
1695#endif
1696 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1697
1522 XGCValues gcvalue; 1698 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]; 1699 gcvalue.foreground = pix_colors[Color_fg];
1537 gcvalue.background = R->PixColors[Color_bg]; 1700 gcvalue.background = pix_colors[Color_bg];
1538 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1701 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1539 &gcvalue); 1702
1540 rxvt_scr_clear(aR); 1703 scr_clear ();
1541 rxvt_scr_touch(aR_ True); 1704 scr_touch (true);
1542 } 1705 }
1543} 1706}
1544 1707
1545/* ------------------------------------------------------------------------- */ 1708/* ------------------------------------------------------------------------- */
1546/* 1709/*
1547 * Report current cursor position 1710 * Report current cursor position
1548 * XTERM_SEQ: Report position: ESC [ 6 n 1711 * XTERM_SEQ: Report position: ESC [ 6 n
1549 */ 1712 */
1550/* EXTPROTO */
1551void 1713void
1552rxvt_scr_report_position(pR) 1714rxvt_term::scr_report_position () NOTHROW
1553{ 1715{
1554 rxvt_tt_printf(aR_ "\033[%d;%dR", R->screen.cur.row + 1, 1716 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1555 R->screen.cur.col + 1);
1556} 1717}
1557 1718
1558/* ------------------------------------------------------------------------- * 1719/* ------------------------------------------------------------------------- *
1559 * FONTS * 1720 * FONTS *
1560 * ------------------------------------------------------------------------- */ 1721 * ------------------------------------------------------------------------- */
1561 1722
1562/* 1723/*
1563 * Set font style 1724 * Set font style
1564 */ 1725 */
1565/* INTPROTO */
1566void 1726void
1567rxvt_set_font_style(pR) 1727rxvt_term::set_font_style () NOTHROW
1568{ 1728{
1729#if 0
1569 switch (R->h->charsets[R->screen.charset]) { 1730 switch (charsets [screen.charset])
1731 {
1570 case '0': /* DEC Special Character & Line Drawing Set */ 1732 case '0': /* DEC Special Character & Line Drawing Set */
1571 break; 1733 break;
1572 case 'A': /* United Kingdom (UK) */ 1734 case 'A': /* United Kingdom (UK) */
1573 break; 1735 break;
1574 case 'B': /* United States (USASCII) */ 1736 case 'B': /* United States (USASCII) */
1575 break; 1737 break;
1576 case '<': /* Multinational character set */ 1738 case '<': /* Multinational character set */
1577 break; 1739 break;
1578 case '5': /* Finnish character set */ 1740 case '5': /* Finnish character set */
1579 break; 1741 break;
1580 case 'C': /* Finnish character set */ 1742 case 'C': /* Finnish character set */
1581 break; 1743 break;
1582 case 'K': /* German character set */ 1744 case 'K': /* German character set */
1583 break; 1745 break;
1584 } 1746 }
1747#endif
1585} 1748}
1586 1749
1587/* ------------------------------------------------------------------------- */ 1750/* ------------------------------------------------------------------------- */
1588/* 1751/*
1589 * Choose a font 1752 * Choose a font
1590 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1753 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1591 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1754 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1592 * XTERM_SEQ: Invoke G2 character set: ESC N 1755 * XTERM_SEQ: Invoke G2 character set: ESC N
1593 * XTERM_SEQ: Invoke G3 character set: ESC O 1756 * XTERM_SEQ: Invoke G3 character set: ESC O
1594 */ 1757 */
1595/* EXTPROTO */
1596void 1758void
1597rxvt_scr_charset_choose(pR_ int set) 1759rxvt_term::scr_charset_choose (int set) NOTHROW
1598{ 1760{
1599 R->screen.charset = set; 1761 screen.charset = set;
1600 rxvt_set_font_style(aR); 1762 set_font_style ();
1601} 1763}
1602 1764
1603/* ------------------------------------------------------------------------- */ 1765/* ------------------------------------------------------------------------- */
1604/* 1766/*
1605 * Set a font 1767 * Set a font
… …
1607 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1769 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1608 * XTERM_SEQ: Set G2 character set: ESC * <C> 1770 * XTERM_SEQ: Set G2 character set: ESC * <C>
1609 * XTERM_SEQ: Set G3 character set: ESC + <C> 1771 * XTERM_SEQ: Set G3 character set: ESC + <C>
1610 * See set_font_style for possible values for <C> 1772 * See set_font_style for possible values for <C>
1611 */ 1773 */
1612/* EXTPROTO */
1613void 1774void
1614rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1775rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1615{ 1776{
1616 R->h->charsets[set] = (unsigned char)ch; 1777 charsets[set] = (unsigned char)ch;
1617 rxvt_set_font_style(aR); 1778 set_font_style ();
1618} 1779}
1619 1780
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 1781
1642/* ------------------------------------------------------------------------- * 1782/* ------------------------------------------------------------------------- *
1643 * MAJOR SCREEN MANIPULATION * 1783 * MAJOR SCREEN MANIPULATION *
1644 * ------------------------------------------------------------------------- */ 1784 * ------------------------------------------------------------------------- */
1645 1785
1646/* 1786/*
1787 * refresh matching text.
1788 */
1789bool
1790rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1791{
1792 bool found = false;
1793
1794 for (int i = 0; i < nrow; i++)
1795 {
1796 rend_t *drp = drawn_buf[i].r;
1797
1798 for (int col = 0; col < ncol; col++, drp++)
1799 if ((*drp & mask) == value)
1800 {
1801 found = true;
1802 *drp = ~value;
1803 }
1804 }
1805
1806 return found;
1807}
1808
1809/*
1647 * Refresh an area 1810 * Refresh an area
1648 */ 1811 */
1649enum { 1812enum {
1650 PART_BEG = 0, 1813 PART_BEG = 0,
1651 PART_END, 1814 PART_END,
1652 RC_COUNT 1815 RC_COUNT
1653}; 1816};
1654 1817
1655/* EXTPROTO */
1656void 1818void
1657rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1819rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1658{ 1820{
1659 int i; 1821 int i;
1660 row_col_t rc[RC_COUNT]; 1822 row_col_t rc[RC_COUNT];
1661 1823
1662 if (R->drawn_text == NULL) /* sanity check */ 1824 if (!drawn_buf) /* sanity check */
1663 return; 1825 return;
1664 1826
1665#ifdef DEBUG_STRICT 1827#ifndef NO_SLOW_LINK_SUPPORT
1666 x = max(x, (int)R->TermWin.int_bwidth); 1828 if (refresh_type == FAST_REFRESH && !display->is_local)
1667 x = min(x, (int)R->TermWin.width); 1829 {
1668 y = max(y, (int)R->TermWin.int_bwidth); 1830 y = 0;
1669 y = min(y, (int)R->TermWin.height); 1831 eheight = height;
1832 }
1670#endif 1833#endif
1671 1834
1672/* round down */ 1835 /* round down */
1673 rc[PART_BEG].col = Pixel2Col(x); 1836 rc[PART_BEG].col = Pixel2Col (x);
1674 rc[PART_BEG].row = Pixel2Row(y); 1837 rc[PART_BEG].row = Pixel2Row (y);
1675/* round up */ 1838 /* round up */
1676 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1839 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1677 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1840 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1678 1841
1679/* sanity checks */ 1842 /* sanity checks */
1680 for (i = PART_BEG; i < RC_COUNT; i++) { 1843 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 } 1844 {
1845 min_it (rc[i].col, ncol - 1);
1846 min_it (rc[i].row, nrow - 1);
1847 }
1684 1848
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++) 1849 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1688 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1850 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 1851
1852 num_scr_allow = 0;
1853
1691 if (refresh) 1854 if (refresh)
1692 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1855 scr_refresh ();
1693} 1856}
1694 1857
1695/* ------------------------------------------------------------------------- */ 1858/* ------------------------------------------------------------------------- */
1696/* 1859/*
1697 * Refresh the entire screen 1860 * Refresh the entire screen
1698 */ 1861 */
1699/* EXTPROTO */
1700void 1862void
1701rxvt_scr_touch(pR_ Bool refresh) 1863rxvt_term::scr_touch (bool refresh) NOTHROW
1702{ 1864{
1703 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1865 scr_expose (0, 0, width, height, refresh);
1704} 1866}
1705 1867
1706/* ------------------------------------------------------------------------- */ 1868/* ------------------------------------------------------------------------- */
1707/* 1869/*
1708 * Move the display so that the line represented by scrollbar value Y is at 1870 * Move the display so that the line represented by scrollbar value Y is at
1709 * the top of the screen 1871 * the top of the screen
1710 */ 1872 */
1711/* EXTPROTO */ 1873void
1712int
1713rxvt_scr_move_to(pR_ int y, int len) 1874rxvt_term::scr_move_to (int y, int len) NOTHROW
1714{ 1875{
1715 long p = 0; 1876 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} 1877}
1729 1878
1730/* ------------------------------------------------------------------------- */ 1879/* ------------------------------------------------------------------------- */
1731/* 1880/*
1732 * Page the screen up/down nlines 1881 * Page the screen up/down nlines
1733 * direction should be UP or DN 1882 * direction should be UP or DN
1734 */ 1883 */
1735/* EXTPROTO */ 1884bool
1736int
1737rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1885rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1738{ 1886{
1739 int n; 1887 int new_view_start =
1740 uint16_t oldviewstart; 1888 direction == UP ? view_start - nlines
1889 : view_start + nlines;
1741 1890
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); 1891 return scr_changeview (new_view_start);
1755} 1892}
1756 1893
1757/* INTPROTO */ 1894bool
1758int 1895rxvt_term::scr_changeview (int new_view_start) NOTHROW
1759rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1760{ 1896{
1761 if (R->TermWin.view_start != oldviewstart) { 1897 clamp_it (new_view_start, top_row, 0);
1898
1899 if (new_view_start == view_start)
1900 return false;
1901
1902 num_scr += new_view_start - view_start;
1903 view_start = new_view_start;
1762 R->h->want_refresh = 1; 1904 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 1905
1772/* ------------------------------------------------------------------------- */ 1906 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1773/* EXTPROTO */ 1907
1774void 1908 return true;
1775rxvt_scr_bell(pR) 1909}
1776{ 1910
1777#ifndef NO_BELL 1911#ifndef NO_BELL
1912void
1913rxvt_term::bell_cb (ev::timer &w, int revents)
1914{
1915 rvideo_bell = false;
1916 scr_rvideo_mode (rvideo_mode);
1917 refresh_check ();
1918}
1919#endif
1920
1921/* ------------------------------------------------------------------------- */
1922void
1923rxvt_term::scr_bell () NOTHROW
1924{
1925#ifndef NO_BELL
1926
1778# ifndef NO_MAPALERT 1927# ifndef NO_MAPALERT
1779# ifdef MAPALERT_OPTION 1928# ifdef MAPALERT_OPTION
1780 if (R->Options & Opt_mapAlert) 1929 if (option (Opt_mapAlert))
1781# endif 1930# endif
1782 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1931 XMapWindow (dpy, parent);
1783# endif 1932# endif
1784 if (R->Options & Opt_visualBell) { 1933
1785 rxvt_scr_rvideo_mode(aR_ !R->h->rvideo); /* refresh also done */ 1934# if ENABLE_FRILLS
1786 rxvt_scr_rvideo_mode(aR_ !R->h->rvideo); /* refresh also done */ 1935 if (option (Opt_urgentOnBell))
1787 } else 1936 set_urgency (1);
1788 XBell(R->Xdisplay, 0);
1789#endif 1937# endif
1790}
1791 1938
1939 if (option (Opt_visualBell))
1940 {
1941 rvideo_bell = true;
1942 scr_rvideo_mode (rvideo_mode);
1943 flush ();
1944
1945 bell_ev.start (VISUAL_BELL_DURATION);
1946 }
1947 else
1948 XBell (dpy, 0);
1949 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1950#endif
1951}
1952
1792/* ------------------------------------------------------------------------- */ 1953/* ------------------------------------------------------------------------- */
1793/* ARGSUSED */
1794/* EXTPROTO */
1795void 1954void
1796rxvt_scr_printscreen(pR_ int fullhist) 1955rxvt_term::scr_printscreen (int fullhist) NOTHROW
1797{ 1956{
1798#ifdef PRINTPIPE 1957#ifdef PRINTPIPE
1799 int i, r1, nrows, row_offset; 1958 int nrows, row_start;
1800 text_t *t; 1959 FILE *fd = popen_printer ();
1801 FILE *fd;
1802 1960
1803 if ((fd = rxvt_popen_printer(aR)) == NULL) 1961 if (!fd)
1804 return; 1962 return;
1805 nrows = R->TermWin.nrow; 1963
1806 row_offset = R->TermWin.saveLines;
1807 if (!fullhist) 1964 if (fullhist)
1808 row_offset -= R->TermWin.view_start;
1809 else {
1810 nrows += R->TermWin.nscrolled;
1811 row_offset -= R->TermWin.nscrolled;
1812 } 1965 {
1813 1966 nrows = nrow - top_row;
1814 for (r1 = 0; r1 < nrows; r1++) { 1967 row_start = top_row;
1815 t = R->screen.text[r1 + row_offset]; 1968 }
1816 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1969 else
1817 if (!isspace(t[i]))
1818 break;
1819 fprintf(fd, "%.*s\n", (i + 1), t);
1820 } 1970 {
1971 nrows = nrow;
1972 row_start = view_start;
1973 }
1974
1975 wctomb (0, 0);
1976
1977 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1978 {
1979 text_t *tp = ROW(r1).t;
1980 int len = ROW(r1).l;
1981
1982 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1983 {
1984 char mb[MB_LEN_MAX];
1985 text_t t = *tp++;
1986 if (t == NOCHAR)
1987 continue;
1988
1989 len = wctomb (mb, t);
1990
1991 if (len <= 0)
1992 {
1993 mb[0] = ' ';
1994 len = 1;
1995 }
1996
1997 fwrite (mb, 1, len, fd);
1998 }
1999
2000 fputc ('\n', fd);
2001 }
2002
1821 rxvt_pclose_printer(fd); 2003 pclose_printer (fd);
1822#endif 2004#endif
1823} 2005}
1824 2006
1825/* ------------------------------------------------------------------------- */ 2007/* ------------------------------------------------------------------------- */
1826/* 2008/*
1827 * Refresh the screen 2009 * Refresh the screen
1828 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2010 * 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. 2011 * screen.text/screen.rend contain what the screen will change to.
2012 */
2013void
2014rxvt_term::scr_refresh () NOTHROW
2015{
2016 int16_t col, row, /* column/row we're processing */
2017 ocrow; /* old cursor row */
2018 int i; /* tmp */
2019#ifndef NO_CURSORCOLOR
2020 rend_t cc1; /* store colours at cursor position (s) */
2021#endif
2022 rend_t *crp; // cursor rendition pointer
2023 rend_t ccol1, /* Cursor colour */
2024 ccol2; /* Cursor colour2 */
2025
2026 want_refresh = 0; /* screen is current */
2027
2028 if (refresh_type == NO_REFRESH || !mapped)
2029 return;
2030
2031 /*
2032 * A: set up vars
1830 */ 2033 */
2034 refresh_count = 0;
1831 2035
1832#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2036 unsigned int old_screen_flags = screen.flags;
1833# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2037 char have_bg = 0;
1834# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2038#ifdef HAVE_BG_PIXMAP
2039 have_bg = bg_pixmap != None;
2040#endif
2041 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2042
2043 /*
2044 * B: reverse any characters which are selected
2045 */
2046 scr_reverse_selection ();
2047
2048 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2049#if ENABLE_OVERLAY
2050 scr_swap_overlay ();
2051#endif
2052
2053 char showcursor = screen.flags & Screen_VisibleCursor;
2054
2055 /*
2056 * C: set the cursor character (s)
2057 */
2058 {
2059 unsigned char setoldcursor;
2060
2061#ifdef CURSOR_BLINK
2062 if (hidden_cursor)
2063 showcursor = 0;
2064#endif
2065
2066 if (showcursor)
2067 {
2068 int col = screen.cur.col;
2069
2070 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2071 col--;
2072
2073 crp = &ROW(screen.cur.row).r[col];
2074
2075#ifndef NO_CURSORCOLOR
2076 cc1 = *crp & (RS_fgMask | RS_bgMask);
2077 if (ISSET_PIXCOLOR (Color_cursor))
2078 ccol1 = Color_cursor;
2079 else
2080#endif
2081#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2082 ccol1 = fgcolor_of (rstyle);
1835#else 2083#else
1836# define MONO_BOLD(x) \ 2084 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 2085#endif
1840 2086
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 2087#ifndef NO_CURSORCOLOR
1870 rend_t cc1; /* store colours at cursor position(s) */ 2088 if (ISSET_PIXCOLOR (Color_cursor2))
1871 rend_t cc2; /* store colours at cursor position(s) */ 2089 ccol2 = Color_cursor2;
2090 else
1872#endif 2091#endif
1873 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2092#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1874 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2093 ccol2 = bgcolor_of (rstyle);
1875 char *buffer; /* local copy of R->h->buffer */ 2094#else
1876 struct rxvt_hidden *h = R->h; 2095 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 2096#endif
1888 2097
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) 2098 if (focus)
1934 { 2099 {
2100 if (option (Opt_cursorUnderline))
2101 *crp ^= RS_Uline;
2102 else
2103 {
2104 *crp ^= RS_RVid;
2105 *crp = SET_FGCOLOR (*crp, ccol1);
2106 *crp = SET_BGCOLOR (*crp, ccol2);
2107 }
2108 }
2109 }
2110
2111 /* make sure no outline cursor is left around */
2112 setoldcursor = 0;
2113 if (ocrow != -1)
2114 {
2115 if (screen.cur.row - view_start != ocrow
2116 || screen.cur.col != oldcursor.col)
2117 {
2118 if (ocrow < nrow
2119 && oldcursor.col < ncol)
2120 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2121
2122 if (focus || !showcursor)
2123 oldcursor.row = -1;
2124 else
2125 setoldcursor = 1;
2126 }
2127 }
2128 else if (!focus)
2129 setoldcursor = 1;
2130
2131 if (setoldcursor)
2132 {
2133 if (screen.cur.row - view_start >= nrow)
2134 oldcursor.row = -1;
2135 else
2136 {
2137 oldcursor.row = screen.cur.row - view_start;
2138 oldcursor.col = screen.cur.col;
2139 }
2140 }
2141 }
2142
2143#ifndef NO_SLOW_LINK_SUPPORT
2144 /*
2145 * D: CopyArea pass - very useful for slower links
2146 * This has been deliberately kept simple.
2147 */
2148 if (!display->is_local
2149 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2150 && abs (num_scr) < nrow && !have_bg)
2151 {
2152 int16_t nits;
2153 int i = num_scr;
2154 int j;
2155 int len, wlen;
2156 dLocal (int, num_scr);
2157
2158 j = nrow;
2159 wlen = len = -1;
2160 row = i > 0 ? 0 : j - 1;
2161
2162 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2163 {
2164 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2165 {
2166 line_t s = ROW(view_start + row);
2167 line_t d = drawn_buf[row];
2168 line_t d2 = drawn_buf[row + i];
2169
2170 for (nits = 0, col = ncol; col--; )
2171 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2172 nits--;
2173 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2174 nits++;
2175
2176 if (nits > 8) /* XXX: arbitrary choice */
2177 {
2178 for (col = ncol; col--; )
2179 {
2180 *d.t++ = *d2.t++;
2181 *d.r++ = *d2.r++;
2182 }
2183
2184 if (len == -1)
2185 len = row;
2186
2187 wlen = row;
2188 continue;
2189 }
2190 }
2191
2192 if (len >= 0)
2193 {
2194 /* also comes here at end if needed because of >= above */
2195 if (wlen < len)
2196 ::swap (wlen, len);
2197
2198 XGCValues gcv;
2199
2200 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2201 XCopyArea (dpy, vt, vt,
2202 gc, 0, Row2Pixel (len + i),
2203 (unsigned int)this->width,
2204 (unsigned int)Height2Pixel (wlen - len + 1),
2205 0, Row2Pixel (len));
2206 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2207
2208 len = -1;
2209 }
2210 }
2211 }
2212#endif
2213
2214 /*
2215 * E: main pass across every character
2216 */
2217 for (row = 0; row < nrow; row++)
2218 {
2219 text_t *stp = ROW(view_start + row).t;
2220 rend_t *srp = ROW(view_start + row).r;
2221 text_t *dtp = drawn_buf[row].t;
2222 rend_t *drp = drawn_buf[row].r;
2223
2224 /*
2225 * E2: OK, now the real pass
2226 */
2227 int ypixel = (int)Row2Pixel (row);
2228
2229 for (col = 0; col < ncol; col++)
2230 {
2231 /* compare new text with old - if exactly the same then continue */
2232 if (stp[col] == dtp[col] /* Must match characters to skip. */
2233 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2234 || (stp[col] == ' ' /* space w/ no background change */
2235 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2236 continue;
2237
2238 // redraw one or more characters
2239
2240 // seek to the beginning of wide characters
2241 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2242 --col;
2243
2244 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2245 text_t *text = stp + col;
2246 int count = 1;
2247
2248 dtp[col] = stp[col];
2249 drp[col] = rend;
2250
2251 int xpixel = Col2Pixel (col);
2252
2253 for (i = 0; ++col < ncol; )
2254 {
2255 if (stp[col] == NOCHAR)
2256 {
2257 dtp[col] = stp[col];
2258 drp[col] = srp[col];
2259
2260 count++;
2261 i++;
2262
2263 continue;
2264 }
2265
2266 if (!RS_SAME (rend, srp[col]))
2267 break;
2268
2269 count++;
2270
2271 if (stp[col] != dtp[col]
2272 || !RS_SAME (srp[col], drp[col]))
2273 {
2274 if (have_bg && (i++ > count / 2))
2275 break;
2276
2277 dtp[col] = stp[col];
2278 drp[col] = rend;
2279 i = 0;
2280 }
2281 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2282 break;
2283 }
2284
2285 col--; /* went one too far. move back */
2286 count -= i; /* dump any matching trailing chars */
2287
2288 // sometimes we optimize away the trailing NOCHAR's, add them back
2289 while (ecb_unlikely (i && text[count] == NOCHAR))
2290 count++, i--;
2291
2292 /*
2293 * Determine the attributes for the string
2294 */
2295 int fore = fgcolor_of (rend); // desired foreground
2296 int back = bgcolor_of (rend); // desired background
2297
2298 // only do special processing if any attributes are set, which is unlikely
2299 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2300 {
2301 bool invert = rend & RS_RVid;
2302
2303#ifndef NO_BOLD_UNDERLINE_REVERSE
2304 if (rend & RS_Bold && fore == Color_fg)
2305 {
2306 if (ISSET_PIXCOLOR (Color_BD))
2307 fore = Color_BD;
2308# if !ENABLE_STYLES
2309 else
2310 invert = !invert;
2311# endif
2312 }
2313
2314 if (rend & RS_Italic && fore == Color_fg)
2315 {
2316 if (ISSET_PIXCOLOR (Color_IT))
2317 fore = Color_IT;
2318# if !ENABLE_STYLES
2319 else
2320 invert = !invert;
2321# endif
2322 }
2323
2324 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2325 fore = Color_UL;
2326#endif
2327
2328#ifdef OPTION_HC
2329 if (rend & RS_Sel)
2330 {
2331 /* invert the column if no highlightColor is set or it is the
2332 * current cursor column */
2333 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2334 && ISSET_PIXCOLOR (Color_HC))
2335 {
2336 if (ISSET_PIXCOLOR (Color_HTC))
2337 fore = Color_HTC;
2338 // if invert is 0 reverse video is set so we use bg color as fg color
2339 else if (!invert)
2340 fore = back;
2341
2342 back = Color_HC;
2343 invert = 0;
2344 }
2345 }
2346#endif
2347
2348 if (invert)
2349 {
2350 ::swap (fore, back);
2351
2352#ifndef NO_BOLD_UNDERLINE_REVERSE
2353 if (fore == back)
2354 {
2355 fore = Color_bg;
2356 back = Color_fg;
2357 }
2358#endif
2359 }
2360
2361#ifdef TEXT_BLINK
2362 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2363 {
2364 if (!text_blink_ev.is_active ())
2365 {
2366 text_blink_ev.again ();
2367 hidden_text = 0;
2368 }
2369 else if (hidden_text)
2370 fore = back;
2371 }
2372#endif
2373
2374#if ENABLE_STYLES
2375 // "careful" (too wide) character handling
2376
2377 // include previous careful character(s) if possible, looks nicer (best effort...)
2378 while (text > stp
2379 && srp[text - stp - 1] & RS_Careful
2380 && RS_SAME (rend, srp[text - stp - 1]))
2381 text--, count++, xpixel -= fwidth;
2382
2383 // force redraw after "careful" characters to avoid pixel droppings
2384 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2385 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2386
2387 // force redraw before "careful" characters to avoid pixel droppings
2388 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2389 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2390#endif
2391 }
2392
2393 /*
2394 * Actually do the drawing of the string here
2395 */
2396 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2397
2398 if (ecb_likely (have_bg && back == Color_bg))
2399 {
2400 // this is very ugly, maybe push it into ->draw?
2401
2402 for (i = 0; i < count; i++) /* don't draw empty strings */
2403 if (text[i] != ' ')
2404 {
2405 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2406 goto did_clear;
2407 }
2408
2409 CLEAR_CHARS (xpixel, ypixel, count);
2410 did_clear: ;
2411 }
2412 else
2413 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2414
2415 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2416 {
2417#if ENABLE_FRILLS
2418 if (ISSET_PIXCOLOR (Color_underline))
2419 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2420 else
2421#endif
2422 XSetForeground (dpy, gc, pix_colors[fore]);
2423
2424 XDrawLine (dpy, vt, gc,
2425 xpixel, ypixel + font->ascent + 1,
2426 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2427 }
2428 } /* for (col....) */
2429 } /* for (row....) */
2430
2431 /*
2432 * G: cleanup cursor and display outline cursor if necessary
2433 */
2434 if (showcursor)
2435 {
2436 if (focus)
2437 {
2438 if (option (Opt_cursorUnderline))
2439 *crp ^= RS_Uline;
2440 else
2441 {
2442 *crp ^= RS_RVid;
2443#ifndef NO_CURSORCOLOR
2444 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2445#endif
2446 }
2447 }
2448 else if (oldcursor.row >= 0)
2449 {
2450 int cursorwidth = 1;
2451 int col = oldcursor.col;
2452
2453 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2454 col--;
2455
2456 while (col + cursorwidth < ncol
2457 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
1935 cursorwidth++; 2458 cursorwidth++;
1936 2459
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 2460#ifndef NO_CURSORCOLOR
1944 cc1 = *srp & (RS_fgMask | RS_bgMask);
1945 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor)) 2461 if (ISSET_PIXCOLOR (Color_cursor))
1946 ccol1 = Color_cursor; 2462 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
1947 else 2463 else
1948#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1949 ccol1 = GET_FGCOLOR(h->rstyle);
1950#else
1951 ccol1 = Color_fg;
1952#endif 2464#endif
1953 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor2)) 2465 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 2466
1966 while (IS_WIDE (*srp)) 2467 XDrawRectangle (dpy, vt, gc,
1967 cursorwidth++, srp++; 2468 Col2Pixel (col),
2469 Row2Pixel (oldcursor.row),
2470 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2471 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
1968 } 2472 }
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 } 2473 }
1984 } else if (!R->TermWin.focus) 2474
1985 setoldcursor = 1; 2475 /*
1986 if (setoldcursor) { 2476 * H: cleanup selection
1987 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow) 2477 */
1988 h->oldcursor.row = -1; 2478#if ENABLE_OVERLAY
1989 else { 2479 scr_swap_overlay ();
1990 h->oldcursor.row = R->screen.cur.row + R->TermWin.view_start; 2480#endif
1991 h->oldcursor.col = R->screen.cur.col; 2481 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2482
2483 scr_reverse_selection ();
2484
2485 screen.flags = old_screen_flags;
2486 num_scr = 0;
2487 num_scr_allow = 1;
2488}
2489
2490void
2491rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2492{
2493 if (!l.t)
2494 return;
2495
2496 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2497
2498 for (int i = ncol; i--; )
2499 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2500}
2501
2502void
2503rxvt_term::scr_remap_chars () NOTHROW
2504{
2505 for (int i = total_rows; i--; )
2506 scr_remap_chars (row_buf [i]);
2507
2508 for (int i = nrow; i--; )
2509 {
2510 scr_remap_chars (drawn_buf [i]);
2511 scr_remap_chars (swap_buf [i]);
1992 } 2512 }
1993 } 2513}
2514
2515void
2516rxvt_term::scr_recolour (bool refresh) NOTHROW
2517{
2518 bool transparent = false;
2519
2520#ifdef HAVE_BG_PIXMAP
2521 if (bg_pixmap != None)
1994 } 2522 {
1995 2523# ifdef ENABLE_TRANSPARENCY
1996#ifndef NO_SLOW_LINK_SUPPORT 2524 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 { 2525 {
2058 stp = R->screen.text[row + row_offset]; 2526 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2059 srp = R->screen.rend[row + row_offset]; 2527 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2060 dtp = R->drawn_text[row];
2061 drp = R->drawn_rend[row];
2062 2528
2063/* 2529 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 } 2530 }
2125 2531 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 2532# endif
2156 ) 2533 {
2157 back = Color_RV; 2534 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2158#endif 2535 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2159 } 2536 }
2160#ifndef NO_BOLD_UNDERLINE_REVERSE 2537 }
2161 else if (rend & RS_Bold) 2538 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 2539#endif
2169 } 2540 {
2170 } 2541 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2171 else if (rend & RS_Uline) 2542 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 } 2543 }
2228#endif 2544
2229 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2545 XClearWindow (dpy, parent);
2230 Col2Pixel(h->oldcursor.col), 2546
2231 Row2Pixel(h->oldcursor.row), 2547 if (scrollBar.win)
2232 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2233 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2234 }
2235 } 2548 {
2236/* 2549 if (transparent)
2237 * H: cleanup selection 2550 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2238 */ 2551 else
2239 rxvt_scr_reverse_selection(aR); 2552 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2553 scrollBar.state = STATE_IDLE;
2554 scrollBar.show (0);
2555 }
2240 2556
2241/* 2557 if (refresh)
2242 * I: other general cleanup 2558 {
2243 */ 2559 scr_clear ();
2244 if (clearfirst && R->TermWin.int_bwidth) 2560 scr_touch (true);
2245 /* 2561 }
2246 * clear the whole screen height, note that width == 0 is treated 2562 want_refresh = 1;
2247 * specially by XClearArea 2563}
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 2564
2264 h->num_scr = 0; 2565/* ------------------------------------------------------------------------- */
2566void
2567rxvt_term::scr_clear (bool really) NOTHROW
2568{
2569 if (!mapped)
2570 return;
2571
2265 h->num_scr_allow = 1; 2572 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; 2573 want_refresh = 1;
2278#ifdef TRANSPARENT
2279 if ((R->Options & Opt_transparent) && (R->h->am_pixmap_trans == 0)) {
2280 int i;
2281 2574
2282 if (!(R->Options & Opt_transparent_all)) 2575 if (really)
2283 i = 0; 2576 XClearWindow (dpy, vt);
2284 else 2577}
2285 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2578
2286 for (; i--;) 2579void
2287 if (R->TermWin.parent[i] != None) 2580rxvt_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]); 2581{
2582 int view_end = view_start + nrow;
2583 int row, col;
2584
2585 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2289 } 2586 {
2290#endif 2587 text_t *stp = ROW(row).t;
2291 XClearWindow(R->Xdisplay, R->TermWin.vt); 2588 rend_t *srp = ROW(row).r;
2292}
2293 2589
2294/* ------------------------------------------------------------------------- */ 2590 for (col = beg_col; col < end_col; col++)
2295/* INTPROTO */ 2591 srp[col] ^= rstyle1;
2296void
2297rxvt_scr_reverse_selection(pR)
2298{
2299 int i, col, row, end_row;
2300 rend_t *srp;
2301 2592
2302 if (R->selection.op && R->h->current_screen == R->selection.screen) { 2593 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2303 end_row = R->TermWin.saveLines - R->TermWin.view_start; 2594 srp[col] ^= rstyle2;
2304 i = R->selection.beg.row + R->TermWin.saveLines; 2595
2305 row = R->selection.end.row + R->TermWin.saveLines; 2596 if (++col < end_col)
2306 if (i >= end_row) 2597 srp[col] ^= rstyle2;
2307 col = R->selection.beg.col; 2598 }
2308 else { 2599}
2600
2601void
2602rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2603{
2604 int view_end = view_start + nrow;
2605 int row, col;
2606
2607 if (beg_row >= view_start)
2608 {
2609 col = beg_col;
2610 row = beg_row;
2611 }
2612 else
2613 {
2309 col = 0; 2614 col = 0;
2310 i = end_row; 2615 row = view_start;
2311 } 2616 }
2312 end_row += R->TermWin.nrow; 2617
2313 for (; i < row && i < end_row; i++, col = 0) 2618 for (; row < min (end_row, view_end); row++, col = 0)
2314 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2619 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2315#ifndef OPTION_HC 2620 srp[col] ^= rstyle;
2316 srp[col] ^= RS_RVid; 2621
2317#else 2622 if (row == end_row)
2318 srp[col] ^= RS_Blink; 2623 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2624 srp[col] ^= rstyle;
2625}
2626
2627/* ------------------------------------------------------------------------- */
2628void
2629rxvt_term::scr_reverse_selection () NOTHROW
2630{
2631 if (selection.op
2632 && current_screen == selection.screen
2633 && selection.end.row >= view_start)
2634 {
2635#if !ENABLE_MINIMAL
2636 if (selection.rect)
2637 scr_xor_rect (selection.beg.row, selection.beg.col,
2638 selection.end.row, selection.end.col,
2639 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2640 else
2319#endif 2641#endif
2320 if (i == row && i < end_row) 2642 scr_xor_span (selection.beg.row, selection.beg.col,
2321 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2643 selection.end.row, selection.end.col,
2322#ifndef OPTION_HC 2644 RS_Sel | RS_RVid);
2323 srp[col] ^= RS_RVid;
2324#else
2325 srp[col] ^= RS_Blink;
2326#endif
2327 } 2645 }
2328} 2646}
2329 2647
2330/* ------------------------------------------------------------------------- */ 2648/* ------------------------------------------------------------------------- */
2331/* 2649/*
2332 * Dump the whole scrollback and screen to the passed filedescriptor. The 2650 * Dump the whole scrollback and screen to the passed filedescriptor. The
2333 * invoking routine must close the fd. 2651 * invoking routine must close the fd.
2334 */ 2652 */
2335#if 0 2653#if 0
2336/* EXTPROTO */
2337void 2654void
2338rxvt_scr_dump(pR_ int fd) 2655rxvt_term::scr_dump (int fd) NOTHROW
2339{ 2656{
2340 int row, wrote; 2657 int row, wrote;
2341 unsigned int width, towrite; 2658 unsigned int width, towrite;
2342 char r1[] = "\n"; 2659 const char r1[] = "\n";
2343 2660
2344 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2661 for (row = saveLines + top_row;
2345 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2662 row < saveLines + nrow - 1; row++)
2346 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2663 {
2347 : R->TermWin.ncol; 2664 width = row_buf[row].l >= 0 ? row_buf[row].l
2665 : ncol;
2348 for (towrite = width; towrite; towrite -= wrote) { 2666 for (towrite = width; towrite; towrite -= wrote)
2667 {
2349 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2668 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2350 towrite); 2669 towrite);
2351 if (wrote < 0) 2670 if (wrote < 0)
2352 return; /* XXX: death, no report */ 2671 return; /* XXX: death, no report */
2353 } 2672 }
2354 if (R->screen.tlen[row] >= 0) 2673 if (row_buf[row].l >= 0)
2355 if (write(fd, r1, 1) <= 0) 2674 if (write (fd, r1, 1) <= 0)
2356 return; /* XXX: death, no report */ 2675 return; /* XXX: death, no report */
2357 } 2676 }
2358} 2677}
2359#endif 2678#endif
2360 2679
2361/* ------------------------------------------------------------------------- * 2680/* ------------------------------------------------------------------------- *
2362 * CHARACTER SELECTION * 2681 * CHARACTER SELECTION *
2363 * ------------------------------------------------------------------------- */ 2682 * ------------------------------------------------------------------------- */
2364
2365/*
2366 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2367 */
2368/* EXTPROTO */
2369void 2683void
2370rxvt_selection_check(pR_ int check_more) 2684rxvt_term::selection_check (int check_more) NOTHROW
2371{ 2685{
2372 row_col_t pos; 2686 row_col_t pos;
2373 2687
2374 if (!R->selection.op) 2688 if (!selection.op)
2375 return; 2689 return;
2376 2690
2377 pos.row = pos.col = 0; 2691 pos.row = pos.col = 0;
2378 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2692 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2379 || (R->selection.beg.row >= R->TermWin.nrow) 2693 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2380 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2694 || !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 2695 || (check_more == 1
2385 && R->h->current_screen == R->selection.screen 2696 && current_screen == selection.screen
2386 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2697 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2387 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2698 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2388 || (check_more == 2 2699 || (check_more == 2
2389 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2700 && ROWCOL_IS_BEFORE (selection.beg, pos)
2390 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2701 && ROWCOL_IS_AFTER (selection.end, pos))
2391 || (check_more == 3 2702 || (check_more == 3
2392 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2703 && ROWCOL_IS_AFTER (selection.end, pos))
2393 || (check_more == 4 /* screen width change */ 2704 || (check_more == 4 /* screen width change */
2394 && (R->selection.beg.row != R->selection.end.row 2705 && (selection.beg.row != selection.end.row
2395 || R->selection.end.col > R->TermWin.ncol))) 2706 || selection.end.col > ncol)))
2396 CLEAR_SELECTION(R); 2707 CLEAR_SELECTION ();
2397} 2708}
2398 2709
2399/* ------------------------------------------------------------------------- */ 2710/* ------------------------------------------------------------------------- */
2400/* 2711/*
2401 * Paste a selection direct to the command fd 2712 * Paste a selection direct to the command fd
2402 */ 2713 */
2403/* INTPROTO */
2404void 2714void
2405rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2715rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2406{ 2716{
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 */ 2717 /* convert normal newline chars into common keyboard Return key sequence */
2411 for (i = 0; i < nitems; i += PROP_SIZE) { 2718 for (unsigned int i = 0; i < len; i++)
2412 n = min(nitems - i, PROP_SIZE); 2719 if (data[i] == C0_LF)
2413 MEMCPY(ds, data + i, n); 2720 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 2721
2422/* ------------------------------------------------------------------------- */ 2722 if (priv_modes & PrivMode_BracketPaste)
2423/* 2723 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 2724
2439 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->h->selection_wait)); 2725 tt_write (data, len);
2440 2726
2441 if (prop == None) { /* check for failed XConvertSelection */ 2727 if (priv_modes & PrivMode_BracketPaste)
2442#ifdef MULTICHAR_SET 2728 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} 2729}
2501 2730
2502/*
2503 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2504 */
2505/* EXTPROTO */
2506void 2731void
2507rxvt_selection_property(pR_ Window win, Atom prop) 2732rxvt_term::paste (char *data, unsigned int len) NOTHROW
2508{ 2733{
2509 int reget_time = 0; 2734 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; 2735 return;
2527#ifndef __CYGWIN32__ 2736
2528 if (atype == R->h->xa[XA_INCR]) { /* start an INCR transfer */ 2737 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} 2738}
2739
2549/* ------------------------------------------------------------------------- */ 2740/* ------------------------------------------------------------------------- */
2550/* 2741/*
2551 * Request the current selection: 2742 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2552 * Order: > internal selection if available 2743 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2553 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2744 * as fallback
2554 * > CUT_BUFFER0
2555 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2556 * will auto fallback to CUT_BUFFER0
2557 * EXT: button 2 release 2745 * EXT: button 2 release
2558 */ 2746 */
2559/* EXTPROTO */
2560void 2747void
2561rxvt_selection_request(pR_ Time tm, int x, int y) 2748rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2562{ 2749{
2563 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2750 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 } 2751 {
2592 R->h->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2752 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2593 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2753 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 } 2754 }
2619 return 0;
2620} 2755}
2621 2756
2622/* ------------------------------------------------------------------------- */ 2757/* ------------------------------------------------------------------------- */
2623/* 2758/*
2624 * Clear all selected text 2759 * Clear all selected text
2625 * EXT: SelectionClear 2760 * EXT: SelectionClear
2626 */ 2761 */
2627/* EXTPROTO */
2628void 2762void
2629rxvt_selection_clear(pR) 2763rxvt_term::selection_clear (bool clipboard) NOTHROW
2630{ 2764{
2631 D_SELECT((stderr, "rxvt_selection_clear()")); 2765 if (!clipboard)
2632 2766 {
2633 R->h->want_refresh = 1; 2767 want_refresh = 1;
2634 if (R->selection.text) 2768 free (selection.text);
2635 free(R->selection.text);
2636 R->selection.text = NULL; 2769 selection.text = NULL;
2637 R->selection.len = 0; 2770 selection.len = 0;
2638 CLEAR_SELECTION(R); 2771 CLEAR_SELECTION ();
2772
2773 if (display->selection_owner == this)
2774 display->selection_owner = 0;
2775 }
2776 else
2777 {
2778 free (selection.clip_text);
2779 selection.clip_text = NULL;
2780 selection.clip_len = 0;
2781
2782 if (display->clipboard_owner == this)
2783 display->clipboard_owner = 0;
2784 }
2639} 2785}
2640 2786
2641/* ------------------------------------------------------------------------- */ 2787/* ------------------------------------------------------------------------- */
2642/* 2788/*
2643 * Copy a selection into the cut buffer 2789 * Copy a selection into the cut buffer
2644 * EXT: button 1 or 3 release 2790 * EXT: button 1 or 3 release
2645 */ 2791 */
2646/* EXTPROTO */
2647void 2792void
2648rxvt_selection_make(pR_ Time tm) 2793rxvt_term::selection_make (Time tm)
2649{ 2794{
2650 int i, col, end_col, row, end_row; 2795 int size;
2651 unsigned char *new_selection_text; 2796 wchar_t *new_selection_text;
2652 char *str; 2797 text_t *t;
2653 text_t *t;
2654#ifdef ACS_ASCII
2655 rend_t *re;
2656#endif
2657 2798
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) { 2799 switch (selection.op)
2800 {
2660 case SELECTION_CONT: 2801 case SELECTION_CONT:
2661 break; 2802 break;
2662 case SELECTION_INIT: 2803 case SELECTION_INIT:
2663 CLEAR_SELECTION(R); 2804 CLEAR_SELECTION ();
2664 /* FALLTHROUGH */ 2805 /* FALLTHROUGH */
2665 case SELECTION_BEGIN: 2806 case SELECTION_BEGIN:
2666 R->selection.op = SELECTION_DONE; 2807 selection.op = SELECTION_DONE;
2667 /* FALLTHROUGH */ 2808 /* FALLTHROUGH */
2668 default: 2809 default:
2669 return; 2810 return;
2670 } 2811 }
2812
2671 R->selection.op = SELECTION_DONE; 2813 selection.op = SELECTION_DONE;
2672 2814
2673 if (R->selection.clicks == 4) 2815 if (selection.clicks == 4)
2674 return; /* nothing selected, go away */ 2816 return; /* nothing selected, go away */
2675 2817
2818 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2819 return;
2820
2676 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2821 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2677 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2822 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2678 2823
2679 new_selection_text = (unsigned char *)str; 2824 int ofs = 0;
2825 int extra = 0;
2680 2826
2681 col = R->selection.beg.col; 2827 int col = selection.beg.col;
2682 MAX_IT(col, 0); 2828 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 2829
2830 int end_col;
2831
2686 for (; row <= end_row; row++, col = 0) 2832 for (; row <= selection.end.row; row++, col = 0)
2833 {
2834#if !ENABLE_MINIMAL
2835 if (selection.rect)
2687 { 2836 {
2688 t = &(R->screen.text[row][col]); 2837 col = selection.beg.col;
2838 end_col = selection.end.col;
2839 }
2840 else
2841#endif
2842 end_col = ROW(row).l;
2689 2843
2690 end_col = R->screen.tlen[row]; 2844 col = max (col, 0);
2691 2845
2692 if (end_col == -1)
2693 end_col = R->TermWin.ncol;
2694
2695 if (row == end_row) 2846 if (row == selection.end.row)
2696 MIN_IT (end_col, R->selection.end.col); 2847 min_it (end_col, selection.end.col);
2697 2848
2849 t = ROW(row).t + col;
2850
2698 for (; col < end_col; col++) 2851 for (; col < end_col; col++)
2852 {
2699 if (*t == NOCHAR) 2853 if (*t == NOCHAR)
2700 t++; 2854 t++;
2855#if ENABLE_COMBINING
2856 else if (IS_COMPOSE (*t))
2857 {
2858 int len = rxvt_composite.expand (*t, 0);
2859
2860 extra -= (len - 1);
2861
2862 if (extra < 0)
2863 {
2864 extra += size;
2865 size += size;
2866 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2867 }
2868
2869 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2870 }
2871#endif
2701 else 2872 else
2702 { 2873 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 } 2874 }
2711 2875
2712#ifndef NO_OLD_SELECTION 2876#if !ENABLE_MINIMAL
2713 if (R->selection_style == OLD_SELECT) 2877 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 { 2878 {
2879 while (ofs
2880 && new_selection_text[ofs - 1] != C0_LF
2881 && unicode::is_space (new_selection_text[ofs - 1]))
2882 --ofs;
2883
2884 new_selection_text[ofs++] = C0_LF;
2885 }
2886 else
2887#endif
2888 if (!ROW(row).is_longer ()
2889 && (row != selection.end.row || end_col != selection.end.col)
2890 && (row != selection.beg.row || selection.beg.col < ncol))
2891 new_selection_text[ofs++] = C0_LF;
2892 }
2893
2894 new_selection_text[ofs] = 0;
2895
2896 if (ofs == 0)
2897 {
2727 free (new_selection_text); 2898 free (new_selection_text);
2728 return; 2899 return;
2729 } 2900 }
2730 2901
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); 2902 free (selection.text);
2738 2903
2739 R->selection.text = new_selection_text; 2904 // we usually allocate much more than necessary, so realloc it smaller again
2905 selection.len = ofs;
2906 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2740 2907
2741 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2908 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2742 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2909 return;
2743 rxvt_print_error("can't get primary selection"); 2910
2744 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2911 selection_grab (tm);
2745 PropModeReplace, R->selection.text, (int)R->selection.len); 2912}
2913
2914bool
2915rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2916{
2917 Atom sel;
2918
2919 if (!clipboard)
2920 {
2746 R->h->selection_time = tm; 2921 selection_time = tm;
2747 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2922 sel = XA_PRIMARY;
2923 }
2924 else
2925 {
2926 clipboard_time = tm;
2927 sel = xa[XA_CLIPBOARD];
2928 }
2929
2930 XSetSelectionOwner (dpy, sel, vt, tm);
2931 if (XGetSelectionOwner (dpy, sel) == vt)
2932 {
2933 display->set_selection_owner (this, clipboard);
2934 return true;
2935 }
2936 else
2937 {
2938 selection_clear (clipboard);
2939 return false;
2940 }
2941
2942#if 0
2943 XTextProperty ct;
2944
2945 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2946 {
2947 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2948 XFree (ct.value);
2949 }
2950#endif
2748} 2951}
2749 2952
2750/* ------------------------------------------------------------------------- */ 2953/* ------------------------------------------------------------------------- */
2751/* 2954/*
2752 * Mark or select text based upon number of clicks: 1, 2, or 3 2955 * Mark or select text based upon number of clicks: 1, 2, or 3
2753 * EXT: button 1 press 2956 * EXT: button 1 press
2754 */ 2957 */
2755/* EXTPROTO */
2756void 2958void
2757rxvt_selection_click(pR_ int clicks, int x, int y) 2959rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2758{ 2960{
2759 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2760
2761 clicks = ((clicks - 1) % 3) + 1; 2961 clicks = ((clicks - 1) % 3) + 1;
2762 R->selection.clicks = clicks; /* save clicks so extend will work */ 2962 selection.clicks = clicks; /* save clicks so extend will work */
2763 2963
2964 if (clicks == 2 && !selection.rect
2965 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2966 {
2967 MEvent.clicks = 1; // what a mess
2968 selection.screen = current_screen;
2969 selection.op = SELECTION_CONT;
2970 return;
2971 }
2972
2764 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2973 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2974
2765 if (clicks == 2 || clicks == 3) 2975 if (clicks == 2 || clicks == 3)
2766 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2976 selection_extend_colrow (selection.mark.col,
2767 R->selection.mark.row 2977 selection.mark.row - view_start,
2768 + R->TermWin.view_start, 2978 0, /* button 3 */
2769 0, /* button 3 */ 2979 1, /* button press */
2770 1, /* button press */ 2980 0); /* click change */
2771 0); /* click change */
2772} 2981}
2773 2982
2774/* ------------------------------------------------------------------------- */ 2983/* ------------------------------------------------------------------------- */
2775/* 2984/*
2776 * Mark a selection at the specified col/row 2985 * Mark a selection at the specified col/row
2777 */ 2986 */
2778/* INTPROTO */
2779void 2987void
2780rxvt_selection_start_colrow(pR_ int col, int row) 2988rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2781{ 2989{
2782 R->h->want_refresh = 1; 2990 want_refresh = 1;
2991
2992 selection.mark.row = row + view_start;
2783 R->selection.mark.col = col; 2993 selection.mark.col = col;
2784 R->selection.mark.row = row - R->TermWin.view_start; 2994
2785 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2995 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2786 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2996 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2997
2998 while (selection.mark.col > 0
2999 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2787 MAX_IT(R->selection.mark.col, 0); 3000 --selection.mark.col;
2788 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2789 3001
2790 if (R->selection.op) { /* clear the old selection */ 3002 if (selection.op)
3003 {
3004 /* clear the old selection */
2791 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3005 selection.beg.row = selection.end.row = selection.mark.row;
2792 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3006 selection.beg.col = selection.end.col = selection.mark.col;
2793 } 3007 }
3008
2794 R->selection.op = SELECTION_INIT; 3009 selection.op = SELECTION_INIT;
2795 R->selection.screen = R->h->current_screen; 3010 selection.screen = current_screen;
2796} 3011}
2797 3012
2798/* ------------------------------------------------------------------------- */ 3013/* ------------------------------------------------------------------------- */
2799/* 3014/*
2800 * Word select: select text for 2 clicks 3015 * Word select: select text for 2 clicks
2801 * We now only find out the boundary in one direction 3016 * We now only find out the boundary in one direction
2802 */ 3017 */
2803 3018
2804/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3019/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2805#define DELIMIT_TEXT(x) \ 3020#define DELIMIT_TEXT(x) \
2806 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->h->rs[Rs_cutchars], (x)) != NULL)) 3021 (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 3022#define DELIMIT_REND(x) 1
2811#endif
2812 3023
2813/* INTPROTO */
2814void 3024void
2815rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3025rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2816{ 3026{
2817 int col, row, dirnadd, tcol, trow, w1, w2; 3027 int col, row, dirnadd, tcol, trow, w1, w2;
2818 row_col_t bound; 3028 row_col_t bound;
2819 text_t *stp; 3029 text_t *stp;
2820 rend_t *srp; 3030 rend_t *srp;
2821 3031
2822 if (dirn == UP) { 3032 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 } 3033 {
2831 row = mark->row + R->TermWin.saveLines; 3034 bound.row = top_row - 1;
3035 bound.col = 0;
3036 dirnadd = -1;
3037 }
3038 else
3039 {
3040 bound.row = nrow;
3041 bound.col = ncol - 1;
3042 dirnadd = 1;
3043 }
3044
3045 row = mark->row;
2832 col = mark->col; 3046 col = max (mark->col, 0);
2833 MAX_IT(col, 0); 3047
2834/* find the edge of a word */ 3048 /* find the edge of a word */
2835 stp = &(R->screen.text[row][col]); 3049 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2836 w1 = DELIMIT_TEXT(*stp); 3050 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2837 3051
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 (;;) { 3052 for (;;)
3053 {
2851 for (; col != bound.col; col += dirnadd) { 3054 for (; col != bound.col; col += dirnadd)
3055 {
2852 stp += dirnadd; 3056 stp += dirnadd;
3057 srp += dirnadd;
3058
3059 if (*stp == NOCHAR)
3060 continue;
3061
2853 if (DELIMIT_TEXT(*stp) != w1) 3062 if (DELIMIT_TEXT (*stp) != w1)
2854 break; 3063 break;
2855 srp += dirnadd;
2856 if (DELIMIT_REND(*srp) != w2) 3064 if (DELIMIT_REND (*srp) != w2)
2857 break; 3065 break;
2858 } 3066 }
3067
2859 if ((col == bound.col) && (row != bound.row)) { 3068 if ((col == bound.col) && (row != bound.row))
2860 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) { 3069 {
2861 trow = row + dirnadd; 3070 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2862 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0; 3071 {
2863 if (R->screen.text[trow] == NULL) 3072 trow = row + dirnadd;
2864 break; 3073 tcol = dirn == UP ? ncol - 1 : 0;
2865 stp = &(R->screen.text[trow][tcol]); 3074
2866 srp = &(R->screen.rend[trow][tcol]); 3075 if (!ROW(trow).t)
3076 break;
3077
3078 stp = ROW(trow).t + tcol;
3079 srp = ROW(trow).r + tcol;
3080
2867 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2) 3081 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3082 break;
3083
3084 row = trow;
3085 col = tcol;
3086 continue;
3087 }
3088 }
2868 break; 3089 break;
2869 row = trow;
2870 col = tcol;
2871 continue;
2872 } 3090 }
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 3091
2879 if (dirn == DN) 3092 if (dirn == DN)
2880 col++; /* put us on one past the end */ 3093 col++; /* put us on one past the end */
2881 3094
2882/* Poke the values back in */ 3095 /* Poke the values back in */
2883 ret->row = row - R->TermWin.saveLines; 3096 ret->row = row;
2884 ret->col = col; 3097 ret->col = col;
2885} 3098}
2886 3099
2887/* ------------------------------------------------------------------------- */ 3100/* ------------------------------------------------------------------------- */
2888/* 3101/*
2889 * Extend the selection to the specified x/y pixel location 3102 * Extend the selection to the specified x/y pixel location
2890 * EXT: button 3 press; button 1 or 3 drag 3103 * EXT: button 3 press; button 1 or 3 drag
2891 * flag == 0 ==> button 1 3104 * flag == 0 ==> button 1
2892 * flag == 1 ==> button 3 press 3105 * flag == 1 ==> button 3 press
2893 * flag == 2 ==> button 3 motion 3106 * flag == 2 ==> button 3 motion
2894 */ 3107 */
2895/* EXTPROTO */
2896void 3108void
2897rxvt_selection_extend(pR_ int x, int y, int flag) 3109rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2898{ 3110{
2899 int col, row; 3111 int col = clamp (Pixel2Col (x), 0, ncol);
3112 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2900 3113
2901 col = Pixel2Col(x); 3114 /*
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 3115 * 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 3116 * 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 3117 * 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. 3118 * be _past_ a character for it to be selected.
2913 */ 3119 */
2914 if (R->selection_style != OLD_SELECT) {
2915 if (((R->selection.clicks % 3) == 1) && !flag 3120 if (((selection.clicks % 3) == 1) && !flag
2916 && (col == R->selection.mark.col 3121 && (col == selection.mark.col
2917 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3122 && (row == selection.mark.row - view_start)))
3123 {
2918 /* select nothing */ 3124 /* select nothing */
2919 R->selection.beg.row = R->selection.end.row = 0; 3125 selection.beg.row = selection.end.row = 0;
2920 R->selection.beg.col = R->selection.end.col = 0; 3126 selection.beg.col = selection.end.col = 0;
2921 R->selection.clicks = 4; 3127 selection.clicks = 4;
2922 R->h->want_refresh = 1; 3128 want_refresh = 1;
2923 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2924 return; 3129 return;
2925 }
2926 } 3130 }
2927#endif 3131
2928 if (R->selection.clicks == 4) 3132 if (selection.clicks == 4)
2929 R->selection.clicks = 1; 3133 selection.clicks = 1;
3134
2930 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3135 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2931 flag == 1 ? 1 : 0, /* ? button press */ 3136 flag == 1 ? 1 : 0, /* ? button press */
2932 0); /* no click change */ 3137 0); /* no click change */
2933} 3138}
2934 3139
2935/* ------------------------------------------------------------------------- */ 3140/* ------------------------------------------------------------------------- */
2936/* 3141/*
2937 * Extend the selection to the specified col/row 3142 * Extend the selection to the specified col/row
2938 */ 3143 */
2939/* INTPROTO */
2940void 3144void
2941rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3145rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2942{ 3146{
2943 int16_t ncol = R->TermWin.ncol;
2944 int end_col;
2945 row_col_t pos; 3147 row_col_t pos;
2946 enum { 3148 enum {
2947 LEFT, RIGHT 3149 LEFT, RIGHT
2948 } closeto = RIGHT; 3150 } closeto = RIGHT;
2949 3151
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; 3152 want_refresh = 1;
3153
2954 switch (R->selection.op) { 3154 switch (selection.op)
3155 {
2955 case SELECTION_INIT: 3156 case SELECTION_INIT:
2956 CLEAR_SELECTION(R); 3157 CLEAR_SELECTION ();
2957 R->selection.op = SELECTION_BEGIN; 3158 selection.op = SELECTION_BEGIN;
2958 /* FALLTHROUGH */ 3159 /* FALLTHROUGH */
2959 case SELECTION_BEGIN: 3160 case SELECTION_BEGIN:
2960 if (row != R->selection.mark.row || col != R->selection.mark.col 3161 if (row != selection.mark.row || col != selection.mark.col
2961 || (!button3 && buttonpress)) 3162 || (!button3 && buttonpress))
2962 R->selection.op = SELECTION_CONT; 3163 selection.op = SELECTION_CONT;
2963 break; 3164 break;
2964 case SELECTION_DONE: 3165 case SELECTION_DONE:
2965 R->selection.op = SELECTION_CONT; 3166 selection.op = SELECTION_CONT;
2966 /* FALLTHROUGH */ 3167 /* FALLTHROUGH */
2967 case SELECTION_CONT: 3168 case SELECTION_CONT:
2968 break; 3169 break;
2969 case SELECTION_CLEAR: 3170 case SELECTION_CLEAR:
2970 rxvt_selection_start_colrow(aR_ col, row); 3171 selection_start_colrow (col, row);
2971 /* FALLTHROUGH */ 3172 /* FALLTHROUGH */
2972 default: 3173 default:
2973 return; 3174 return;
2974 } 3175 }
3176
2975 if (R->selection.beg.col == R->selection.end.col 3177 if (selection.beg.col == selection.end.col
2976 && R->selection.beg.col != R->selection.mark.col 3178 && selection.beg.col != selection.mark.col
2977 && R->selection.beg.row == R->selection.end.row 3179 && selection.beg.row == selection.end.row
2978 && R->selection.beg.row != R->selection.mark.row) { 3180 && selection.beg.row != selection.mark.row)
3181 {
2979 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3182 selection.beg.col = selection.end.col = selection.mark.col;
2980 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3183 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 } 3184 }
2983 3185
2984 pos.col = col; 3186 pos.col = col;
2985 pos.row = row; 3187 pos.row = view_start + row;
2986 3188
2987 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3189 /*
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 3190 * This is mainly xterm style selection with a couple of differences, mainly
3039 * in the way button3 drag extension works. 3191 * in the way button3 drag extension works.
3040 * We're either doing: button1 drag; button3 press; or button3 drag 3192 * 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 3193 * 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. 3194 * is always at the left/right edge of the selection.
3043 * b) button3 press: extend/contract character/word/line at whichever edge of 3195 * b) button3 press: extend/contract character/word/line at whichever edge of
3044 * the selection we are closest to. 3196 * the selection we are closest to.
3045 * c) button3 drag : extend/contract character/word/line - we select around 3197 * 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 3198 * 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 3199 * and it was decided by whichever point/word/line was `fixed' at the
3048 * time of the most recent button3 press 3200 * time of the most recent button3 press
3049 */ 3201 */
3050 if (button3 && buttonpress) { /* button3 press */ 3202 if (button3 && buttonpress)
3051 /* 3203 {
3204 /* button3 press */
3205 /*
3052 * first determine which edge of the selection we are closest to 3206 * first determine which edge of the selection we are closest to
3053 */ 3207 */
3054 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3208 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3055 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3209 || (!ROWCOL_IS_AFTER (pos, selection.end)
3056 && (((pos.col - R->selection.beg.col) 3210 && (((pos.col - selection.beg.col)
3057 + ((pos.row - R->selection.beg.row) * ncol)) 3211 + ((pos.row - selection.beg.row) * ncol))
3058 < ((R->selection.end.col - pos.col) 3212 < ((selection.end.col - pos.col)
3059 + ((R->selection.end.row - pos.row) * ncol))))) 3213 + ((selection.end.row - pos.row) * ncol)))))
3060 closeto = LEFT; 3214 closeto = LEFT;
3215
3061 if (closeto == LEFT) { 3216 if (closeto == LEFT)
3217 {
3062 R->selection.beg.row = pos.row; 3218 selection.beg.row = pos.row;
3063 R->selection.beg.col = pos.col; 3219 selection.beg.col = pos.col;
3064 R->selection.mark.row = R->selection.end.row; 3220 selection.mark.row = selection.end.row;
3065 R->selection.mark.col = R->selection.end.col 3221 selection.mark.col = selection.end.col - (selection.clicks == 2);
3066 - (R->selection.clicks == 2); 3222 }
3067 } else { 3223 else
3224 {
3068 R->selection.end.row = pos.row; 3225 selection.end.row = pos.row;
3069 R->selection.end.col = pos.col; 3226 selection.end.col = pos.col;
3070 R->selection.mark.row = R->selection.beg.row; 3227 selection.mark.row = selection.beg.row;
3071 R->selection.mark.col = R->selection.beg.col; 3228 selection.mark.col = selection.beg.col;
3072 } 3229 }
3230 }
3231 else
3232 {
3073 } else { /* button1 drag or button3 drag */ 3233 /* button1 drag or button3 drag */
3074 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) { 3234 if (ROWCOL_IS_AFTER (selection.mark, pos))
3235 {
3075 if ((R->selection.mark.row == R->selection.end.row) 3236 if (selection.mark.row == selection.end.row
3076 && (R->selection.mark.col == R->selection.end.col) 3237 && selection.mark.col == selection.end.col
3077 && clickchange && R->selection.clicks == 2) 3238 && clickchange
3078 R->selection.mark.col--; 3239 && selection.clicks == 2)
3240 selection.mark.col--;
3241
3079 R->selection.beg.row = pos.row; 3242 selection.beg.row = pos.row;
3080 R->selection.beg.col = pos.col; 3243 selection.beg.col = pos.col;
3081 R->selection.end.row = R->selection.mark.row; 3244 selection.end.row = selection.mark.row;
3082 R->selection.end.col = R->selection.mark.col 3245 selection.end.col = selection.mark.col + (selection.clicks == 2);
3083 + (R->selection.clicks == 2); 3246 }
3084 } else { 3247 else
3248 {
3085 R->selection.beg.row = R->selection.mark.row; 3249 selection.beg.row = selection.mark.row;
3086 R->selection.beg.col = R->selection.mark.col; 3250 selection.beg.col = selection.mark.col;
3087 R->selection.end.row = pos.row; 3251 selection.end.row = pos.row;
3088 R->selection.end.col = pos.col; 3252 selection.end.col = pos.col;
3089 } 3253 }
3090 } 3254 }
3091 3255
3092 if (R->selection.clicks == 1) { 3256 if (selection.clicks == 1)
3093 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines]; 3257 {
3094 if (end_col != -1 && R->selection.beg.col > end_col) { 3258 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3095#if 1 3259 && !ROW(selection.beg.row).is_longer ()
3096 R->selection.beg.col = ncol; 3260#if !ENABLE_MINIMAL
3097#else 3261 && !selection.rect
3098 if (R->selection.beg.row != R->selection.end.row) 3262#endif
3263 )
3099 R->selection.beg.col = ncol; 3264 selection.beg.col = ncol;
3100 else 3265
3101 R->selection.beg.col = R->selection.mark.col; 3266 if (
3267 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3268 && !ROW(selection.end.row).is_longer ()
3269#if !ENABLE_MINIMAL
3270 && !selection.rect
3271#endif
3272 )
3273 selection.end.col = ncol;
3274 }
3275 else if (selection.clicks == 2)
3276 {
3277 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3278 selection.end.col--;
3279
3280 selection_delimit_word (UP, &selection.beg, &selection.beg);
3281 selection_delimit_word (DN, &selection.end, &selection.end);
3282 }
3283 else if (selection.clicks == 3)
3284 {
3285#if ENABLE_FRILLS
3286 if (option (Opt_tripleclickwords))
3287 {
3288 selection_delimit_word (UP, &selection.beg, &selection.beg);
3289
3290 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3291 {
3292 if (!ROW(end_row).is_longer ())
3293 {
3294 selection.end.row = end_row;
3295 selection.end.col = ROW(end_row).l;
3296# if !ENABLE_MINIMAL
3297 selection_remove_trailing_spaces ();
3102#endif 3298# endif
3103 } 3299 break;
3104 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines]; 3300 }
3105 if (end_col != -1 && R->selection.end.col > end_col) 3301 }
3106 R->selection.end.col = ncol; 3302 }
3107 3303 else
3108 } else if (R->selection.clicks == 2) { 3304#endif
3305 {
3109 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg)) 3306 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3110 R->selection.end.col--; 3307 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 3308
3120 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg), 3309 selection.beg.col = 0;
3121 &(R->selection.beg)); 3310 selection.end.col = ncol;
3122 end_row = R->screen.tlen[R->selection.mark.row 3311
3123 + R->TermWin.saveLines]; 3312 // select a complete logical line
3124 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow; 3313 while (selection.beg.row > -saveLines
3125 end_row++) { 3314 && ROW(selection.beg.row - 1).is_longer ())
3126 end_col = R->screen.tlen[end_row + R->TermWin.saveLines]; 3315 selection.beg.row--;
3127 if (end_col != -1) { 3316
3128 R->selection.end.row = end_row; 3317 while (selection.end.row < nrow
3129 R->selection.end.col = end_col; 3318 && ROW(selection.end.row).is_longer ())
3130 rxvt_selection_remove_trailing_spaces(aR); 3319 selection.end.row++;
3131 break; 3320 }
3132 }
3133 } 3321 }
3134 } else 3322
3135#endif 3323 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 } 3324 {
3143 if (button3 && buttonpress) { /* mark may need to be changed */ 3325 /* mark may need to be changed */
3144 if (closeto == LEFT) { 3326 if (closeto == LEFT)
3327 {
3145 R->selection.mark.row = R->selection.end.row; 3328 selection.mark.row = selection.end.row;
3146 R->selection.mark.col = R->selection.end.col 3329 selection.mark.col = selection.end.col - (selection.clicks == 2);
3147 - (R->selection.clicks == 2); 3330 }
3148 } else { 3331 else
3332 {
3149 R->selection.mark.row = R->selection.beg.row; 3333 selection.mark.row = selection.beg.row;
3150 R->selection.mark.col = R->selection.beg.col; 3334 selection.mark.col = selection.beg.col;
3151 } 3335 }
3152 } 3336 }
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 3337
3157#ifndef NO_FRILLS 3338#if !ENABLE_MINIMAL
3158/* INTPROTO */ 3339 if (selection.rect && selection.beg.col > selection.end.col)
3340 ::swap (selection.beg.col, selection.end.col);
3341#endif
3342}
3343
3344#if !ENABLE_MINIMAL
3159void 3345void
3160rxvt_selection_remove_trailing_spaces(pR) 3346rxvt_term::selection_remove_trailing_spaces () NOTHROW
3161{ 3347{
3162 int32_t end_col, end_row; 3348 int32_t end_col, end_row;
3163 text_t *stp; 3349 text_t *stp;
3164 3350
3165 end_col = R->selection.end.col; 3351 end_col = selection.end.col;
3166 end_row = R->selection.end.row; 3352 end_row = selection.end.row;
3353
3167 for ( ; end_row >= R->selection.beg.row; ) { 3354 for (; end_row >= selection.beg.row; )
3168 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3355 {
3356 stp = ROW(end_row).t;
3357
3169 while (--end_col >= 0) { 3358 while (--end_col >= 0)
3170 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3359 {
3171 break; 3360 if (stp[end_col] != NOCHAR
3172 } 3361 && !unicode::is_space (stp[end_col]))
3362 break;
3363 }
3364
3173 if (end_col >= 0 3365 if (end_col >= 0
3174 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3366 || !ROW(end_row - 1).is_longer ())
3367 {
3175 R->selection.end.col = end_col + 1; 3368 selection.end.col = end_col + 1;
3176 R->selection.end.row = end_row; 3369 selection.end.row = end_row;
3177 break; 3370 break;
3178 } 3371 }
3179 end_row--; 3372
3180 end_col = R->TermWin.ncol; 3373 end_row--;
3374 end_col = ncol;
3181 } 3375 }
3376
3182 if (R->selection.mark.row > R->selection.end.row) { 3377 if (selection.mark.row > selection.end.row)
3378 {
3183 R->selection.mark.row = R->selection.end.row; 3379 selection.mark.row = selection.end.row;
3184 R->selection.mark.col = R->selection.end.col; 3380 selection.mark.col = selection.end.col;
3381 }
3185 } else if (R->selection.mark.row == R->selection.end.row 3382 else if (selection.mark.row == selection.end.row
3186 && R->selection.mark.col > R->selection.end.col) 3383 && selection.mark.col > selection.end.col)
3187 R->selection.mark.col = R->selection.end.col; 3384 selection.mark.col = selection.end.col;
3188} 3385}
3189#endif 3386#endif
3190 3387
3191/* ------------------------------------------------------------------------- */ 3388/* ------------------------------------------------------------------------- */
3192/* 3389/*
3193 * Double click on button 3 when already selected 3390 * Double click on button 3 when already selected
3194 * EXT: button 3 double click 3391 * EXT: button 3 double click
3195 */ 3392 */
3196/* EXTPROTO */
3197void 3393void
3198rxvt_selection_rotate(pR_ int x, int y) 3394rxvt_term::selection_rotate (int x, int y) NOTHROW
3199{ 3395{
3200 R->selection.clicks = R->selection.clicks % 3 + 1; 3396 selection.clicks = selection.clicks % 3 + 1;
3201 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3397 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3202} 3398}
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 3399
3212/* ------------------------------------------------------------------------- */ 3400/* ------------------------------------------------------------------------- */
3213/* 3401/*
3214 * Respond to a request for our current selection 3402 * Respond to a request for our current selection
3215 * EXT: SelectionRequest 3403 * EXT: SelectionRequest
3216 */ 3404 */
3217/* EXTPROTO */
3218void 3405void
3219rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3406rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3220{ 3407{
3408 Atom property = rq.property == None ? rq.target : rq.property;
3221 XSelectionEvent ev; 3409 XSelectionEvent ev;
3410
3411 ev.type = SelectionNotify;
3412 ev.property = None;
3413 ev.display = rq.display;
3414 ev.requestor = rq.requestor;
3415 ev.selection = rq.selection;
3416 ev.target = rq.target;
3417 ev.time = rq.time;
3418
3419 if (rq.target == xa[XA_TARGETS])
3420 {
3421 Atom target_list[6];
3422 Atom *target = target_list;
3423
3424 *target++ = xa[XA_TARGETS];
3425 *target++ = xa[XA_TIMESTAMP];
3426 *target++ = XA_STRING;
3427 *target++ = xa[XA_TEXT];
3428 *target++ = xa[XA_COMPOUND_TEXT];
3429#if X_HAVE_UTF8_STRING
3430 *target++ = xa[XA_UTF8_STRING];
3431#endif
3432
3433 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3434 32, PropModeReplace,
3435 (unsigned char *)target_list, target - target_list);
3436 ev.property = property;
3437 }
3438#if TODO // TODO
3439 else if (rq.target == xa[XA_MULTIPLE])
3440 {
3441 /* TODO: Handle MULTIPLE */
3442 }
3443#endif
3444 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3445 {
3446 XChangeProperty (dpy, rq.requestor, property, rq.target,
3447 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3448 ev.property = property;
3449 }
3450 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3451 {
3452 XChangeProperty (dpy, rq.requestor, property, rq.target,
3453 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3454 ev.property = property;
3455 }
3456 else if (rq.target == XA_STRING
3457 || rq.target == xa[XA_TEXT]
3458 || rq.target == xa[XA_COMPOUND_TEXT]
3459 || rq.target == xa[XA_UTF8_STRING]
3460 )
3461 {
3462 XTextProperty ct;
3463 Atom target = rq.target;
3464 short freect = 0;
3465 int selectlen;
3466 wchar_t *cl;
3467 enum {
3468 enc_string = XStringStyle,
3469 enc_text = XStdICCTextStyle,
3470 enc_compound_text = XCompoundTextStyle,
3471#ifdef X_HAVE_UTF8_STRING
3472 enc_utf8 = XUTF8StringStyle,
3473#else
3474 enc_utf8 = -1,
3475#endif
3476 } style;
3477
3478 if (target == XA_STRING)
3479 // we actually don't do XA_STRING, but who cares, as i18n clients
3480 // will ask for another format anyways.
3481 style = enc_string;
3482 else if (target == xa[XA_TEXT])
3483 style = enc_text;
3484 else if (target == xa[XA_COMPOUND_TEXT])
3485 style = enc_compound_text;
3486#if !ENABLE_MINIMAL
3487 else if (target == xa[XA_UTF8_STRING])
3488 style = enc_utf8;
3489#endif
3490 else
3491 {
3492 target = xa[XA_COMPOUND_TEXT];
3493 style = enc_compound_text;
3494 }
3495
3496 if (rq.selection == XA_PRIMARY && selection.text)
3497 {
3498 cl = selection.text;
3499 selectlen = selection.len;
3500 }
3501 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3502 {
3503 cl = selection.clip_text;
3504 selectlen = selection.clip_len;
3505 }
3506 else
3507 {
3508 cl = L"";
3509 selectlen = 0;
3510 }
3511
3512#if !ENABLE_MINIMAL
3513 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3514 // so recode it manually
3515 if (style == enc_utf8)
3516 {
3517 freect = 1;
3518 ct.encoding = target;
3519 ct.format = 8;
3520 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3521 ct.nitems = strlen ((char *)ct.value);
3522 }
3523 else
3524#endif
3525 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3526 freect = 1;
3527 else
3528 {
3529 /* if we failed to convert then send it raw */
3530 ct.value = (unsigned char *)cl;
3531 ct.nitems = selectlen;
3532 ct.encoding = target;
3533 }
3534
3535 XChangeProperty (dpy, rq.requestor, property,
3536 ct.encoding, 8, PropModeReplace,
3537 ct.value, (int)ct.nitems);
3538 ev.property = property;
3539
3540 if (freect)
3541 XFree (ct.value);
3542 }
3543
3544 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3545}
3546
3547/* ------------------------------------------------------------------------- */
3222#ifdef USE_XIM 3548#ifdef USE_XIM
3223 Atom32 target_list[4]; 3549void
3224#else 3550rxvt_term::im_set_position (XPoint &pos) NOTHROW
3225 Atom32 target_list[3]; 3551{
3226#endif 3552 XWindowAttributes xwa;
3227 Atom target;
3228 XTextProperty ct;
3229 XICCEncodingStyle style;
3230 char *cl[2], dummy[1];
3231 3553
3232 ev.type = SelectionNotify; 3554 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 3555
3240 if (rq->target == R->h->xa[XA_TARGETS]) { 3556 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3241 target_list[0] = (Atom32) R->h->xa[XA_TARGETS]; 3557 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3242 target_list[1] = (Atom32) XA_STRING; 3558}
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 3559#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 3560
3267#ifdef USE_XIM 3561#if ENABLE_OVERLAY
3268 if (rq->target != XA_STRING) { 3562void
3269 target = R->h->xa[XA_COMPOUND_TEXT]; 3563rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3270 style = (rq->target == R->h->xa[XA_COMPOUND_TEXT]) 3564{
3271 ? XCompoundTextStyle : XStdICCTextStyle; 3565 if (nrow < 1 || ncol < 1)
3272 } else 3566 return;
3273#endif 3567
3274 { 3568 want_refresh = 1;
3275 target = XA_STRING; 3569
3276 style = XStringStyle; 3570 scr_overlay_off ();
3277 } 3571
3278 if (R->selection.text) { 3572 if (x < 0) x = ncol - w;
3279 cl[0] = (char *)R->selection.text; 3573 if (y < 0) y = nrow - h;
3280 selectlen = R->selection.len; 3574
3281 } else { 3575 // make space for border
3282 cl[0] = dummy; 3576 w += 2; min_it (w, ncol);
3283 *dummy = '\0'; 3577 h += 2; min_it (h, nrow);
3284 selectlen = 0; 3578
3285 } 3579 x -= 1; clamp_it (x, 0, ncol - w);
3286#ifdef USE_XIM 3580 y -= 1; clamp_it (y, 0, nrow - h);
3287 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3581
3288 == Success) /* if we failed to convert then send it raw */ 3582 ov.x = x; ov.y = y;
3289 freect = 1; 3583 ov.w = w; ov.h = h;
3290 else 3584
3291#endif 3585 ov.text = new text_t *[h];
3292 { 3586 ov.rend = new rend_t *[h];
3293 ct.value = (unsigned char *)cl[0]; 3587
3294 ct.nitems = selectlen; 3588 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 } 3589 {
3305 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3590 text_t *tp = ov.text[y] = new text_t[w];
3591 rend_t *rp = ov.rend[y] = new rend_t[w];
3592
3593 text_t t0, t1, t2;
3594 rend_t r = OVERLAY_RSTYLE;
3595
3596 if (y == 0)
3597 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3598 else if (y < h - 1)
3599 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3600 else
3601 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3602
3603 *tp++ = t0;
3604 *rp++ = r;
3605
3606 for (x = w - 2; x > 0; --x)
3607 {
3608 *tp++ = t1;
3609 *rp++ = r;
3610 }
3611
3612 *tp = t2;
3613 *rp = r;
3614 }
3306} 3615}
3307 3616
3617void
3618rxvt_term::scr_overlay_off () NOTHROW
3619{
3620 if (!ov.text)
3621 return;
3622
3623 want_refresh = 1;
3624
3625 for (int y = 0; y < ov.h; y++)
3626 {
3627 delete [] ov.text[y];
3628 delete [] ov.rend[y];
3629 }
3630
3631 delete [] ov.text; ov.text = 0;
3632 delete [] ov.rend; ov.rend = 0;
3633}
3634
3635void
3636rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3637{
3638 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3639 return;
3640
3641 x++, y++;
3642
3643 ov.text[y][x] = text;
3644 ov.rend[y][x] = rend;
3645}
3646
3647void
3648rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3649{
3650 while (*s)
3651 scr_overlay_set (x++, y, *s++);
3652}
3653
3654void
3655rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3656{
3657 while (*s)
3658 {
3659 text_t t = *s++;
3660 int width = WCWIDTH (t);
3661
3662 while (width--)
3663 {
3664 scr_overlay_set (x++, y, t);
3665 t = NOCHAR;
3666 }
3667 }
3668}
3669
3670void
3671rxvt_term::scr_swap_overlay () NOTHROW
3672{
3673 if (!ov.text)
3674 return;
3675
3676 // hide cursor if it is within the overlay area
3677 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3678 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3679 screen.flags &= ~Screen_VisibleCursor;
3680
3681 // swap screen mem with overlay
3682 for (int y = ov.h; y--; )
3683 {
3684 text_t *t1 = ov.text[y];
3685 rend_t *r1 = ov.rend[y];
3686
3687 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3688 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3689
3690 for (int x = ov.w; x--; )
3691 {
3692 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3693 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3694 }
3695 }
3696}
3697
3698#endif
3308/* ------------------------------------------------------------------------- * 3699/* ------------------------------------------------------------------------- */
3309 * MOUSE ROUTINES *
3310 * ------------------------------------------------------------------------- */
3311 3700
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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