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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 1.362 by sf-exg, Sat Jan 8 10:15:36 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 <pcg@goof.com>
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 PROP_SIZE 256*1024
48#define TABSIZE 8 /* default tab size */ 44#define PASTE_SIZE 32768
45#define TABSIZE 8 /* default tab size */
49 46
50/* ------------------------------------------------------------------------- * 47/* ------------------------------------------------------------------------- *
51 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
52 * ------------------------------------------------------------------------- */ 49 * ------------------------------------------------------------------------- */
53#define ZERO_SCROLLBACK(R) \ 50#define ZERO_SCROLLBACK() \
54 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 51 if (option (Opt_scrollTtyOutput)) \
55 (R)->TermWin.view_start = 0 52 view_start = 0
56#define CLEAR_SELECTION(R) \ 53#define CLEAR_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 54 selection.beg.row = selection.beg.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
59#define CLEAR_ALL_SELECTION(R) \ 56#define CLEAR_ALL_SELECTION() \
60 (R)->selection.beg.row = (R)->selection.beg.col \ 57 selection.beg.row = selection.beg.col \
61 = (R)->selection.mark.row = (R)->selection.mark.col \ 58 = selection.mark.row = selection.mark.col \
62 = (R)->selection.end.row = (R)->selection.end.col = 0 59 = selection.end.row = selection.end.col = 0
63 60
64#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
65 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 62 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
66#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
67 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 64 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
68#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) > (D))) 66 (((A) == (C)) && ((B) > (D)))
70#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
71 (((A) == (C)) && ((B) >= (D))) 68 (((A) == (C)) && ((B) >= (D)))
72#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) < (D))) 70 (((A) == (C)) && ((B) < (D)))
74#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 71#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
75 (((A) == (C)) && ((B) <= (D))) 72 (((A) == (C)) && ((B) <= (D)))
76 73
77/* these must be row_col_t */ 74/* these must be row_col_t */
78#define ROWCOL_IS_AFTER(X, Y) \ 75#define ROWCOL_IS_AFTER(X, Y) \
79 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IS_BEFORE(X, Y) \ 77#define ROWCOL_IS_BEFORE(X, Y) \
81 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AFTER(X, Y) \
83 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 83#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) 84 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) \ 85#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) 86 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
90 87
91/* 88/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 89 * 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 */ 90 */
96#define drawBuffer (R->TermWin.vt) 91#define CLEAR_CHARS(x, y, num) \
97 92 if (mapped) \
98#define CLEAR_ROWS(row, num) \ 93 XClearArea (dpy, vt, x, y, \
99 if (R->TermWin.mapped) \ 94 (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) 95 (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 96
116/* ------------------------------------------------------------------------- * 97/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 98 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 99 * ------------------------------------------------------------------------- */
100
119/* Fill part/all of a line with blanks. */ 101/* Fill part/all of a line with blanks. */
120/* INTPROTO */
121void 102void
122rxvt_blank_line(pR_ text_t *et, rend_t *er, unsigned int width, rend_t efs) 103rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
123{ 104{
124 efs &= ~RS_baseattrMask; 105 if (!l.t)
106 {
107 lalloc (l);
108 col = 0;
109 width = ncol;
110 }
111
112 l.touch ();
113
114 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
125 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 115 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
126 116
117 text_t *et = l.t + col;
118 rend_t *er = l.r + col;
119
127 while (width--) 120 while (width--)
128 { 121 {
129 *et++ = ' '; 122 *et++ = ' ';
130 *er++ = efs; 123 *er++ = efs;
131 } 124 }
132} 125}
133 126
134/* ------------------------------------------------------------------------- */ 127/* ------------------------------------------------------------------------- */
135/* Fill a full line with blanks - make sure it is allocated first */ 128/* Fill a full line with blanks - make sure it is allocated first */
136/* INTPROTO */
137void 129void
138rxvt_blank_screen_mem(pR_ text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 130rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
139{ 131{
140 int width = R->TermWin.ncol; 132 scr_blank_line (l, 0, ncol, efs);
141 rend_t *er;
142 133
143#ifdef DEBUG_STRICT 134 l.l = 0;
144 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 135 l.f = 0;
145#endif 136}
146 if (tp[row] == NULL) { 137
147 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width); 138// nuke a single wide character at the given column
148 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width); 139void
149 } 140rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
150 rxvt_blank_line (aR_ tp[row], rp[row], width, efs); 141{
142 // find begin
143 while (col > 0 && l.t[col] == NOCHAR)
144 col--;
145
146 rend_t rend = l.r[col] & ~RS_baseattrMask;
147 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
148
149 l.touch ();
150
151 // found start, nuke
152 do {
153 l.t[col] = ' ';
154 l.r[col] = rend;
155 col++;
156 } while (col < ncol && l.t[col] == NOCHAR);
151} 157}
152 158
153/* ------------------------------------------------------------------------- * 159/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 160 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 161 * ------------------------------------------------------------------------- */
156/* EXTPROTO */ 162
157void 163void
158rxvt_scr_reset(pR) 164rxvt_term::scr_reset ()
159{ 165{
160 unsigned int ncol, nrow, prev_ncol, prev_nrow, 166 view_start = 0;
161 total_rows, prev_total_rows;
162 unsigned int p, q;
163 int k;
164 rend_t setrstyle;
165
166 D_SCREEN((stderr, "rxvt_scr_reset()"));
167
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R->h);
170 R->h->num_scr = 0; 167 num_scr = 0;
171 168
172 prev_ncol = R->h->prev_ncol; 169 if (ncol == 0)
173 prev_nrow = R->h->prev_nrow; 170 ncol = 80;
174 if (R->TermWin.ncol == 0) 171
175 R->TermWin.ncol = 80; 172 if (nrow == 0)
176 if (R->TermWin.nrow == 0) 173 nrow = 24;
177 R->TermWin.nrow = 24; 174
178 ncol = R->TermWin.ncol;
179 nrow = R->TermWin.nrow;
180 if (ncol == prev_ncol && nrow == prev_nrow) 175 if (ncol == prev_ncol && nrow == prev_nrow)
181 return; 176 return;
182 177
178 // we need at least two lines for wrapping to work correctly
179 while (nrow + saveLines < 2)
180 {
181 //TODO//FIXME
182 saveLines++;
183 prev_nrow--;
184 top_row--;
185 }
186
183 R->h->want_refresh = 1; 187 want_refresh = 1;
184 188
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 189 int prev_total_rows = prev_nrow + saveLines;
190 total_rows = nrow + saveLines;
187 191
188 R->screen.tscroll = 0; 192 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 193 screen.bscroll = nrow - 1;
190 194
191 if (prev_nrow == 0) { 195 if (!row_buf)
192/* 196 {
197 /*
193 * A: first time called so just malloc everything : don't rely on realloc 198 * 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 199 */
195 */ 200 top_row = 0;
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 201 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 *));
200 202
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
203 205
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 206 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 *)); 207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208 209
209 for (p = 0; p < nrow; p++) { 210 for (int row = nrow; row--; )
210 q = p + R->TermWin.saveLines; 211 {
211 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, 212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
212 q, DEFAULT_RSTYLE); 213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
213 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend, 214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
214 p, DEFAULT_RSTYLE); 215 }
215 R->screen.tlen[q] = R->swap.tlen[p] = 0; 216
216 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend, 217 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; 218 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 219 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 220 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 221 screen.charset = 0;
225 R->h->current_screen = PRIMARY; 222 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 223 scr_cursor (SAVE);
224
227#if NSCREENS 225#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 226 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 227 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 228 swap.charset = 0;
231 R->h->current_screen = SECONDARY; 229 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 230 scr_cursor (SAVE);
233 R->h->current_screen = PRIMARY; 231 current_screen = PRIMARY;
234#endif 232#endif
233
235 R->selection.text = NULL; 234 selection.text = NULL;
236 R->selection.len = 0; 235 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 236 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 237 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 238 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 239 selection.clip_text = NULL;
241 R->h->rvideo = 0; 240 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 } 241 }
275 /* we have fewer rows so fix up cursor position */ 242 else
276 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1); 243 {
277 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1); 244 /*
245 * add or delete rows as appropriate
246 */
278 247
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 248 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
249 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
280 250
281 } else if (nrow > prev_nrow) { 251#if 0
282 /* add rows */ 252 if (nrow < prev_nrow)
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 253 {
254 for (int row = nrow; row < prev_nrow; row++)
255 {
256 lfree (swap_buf [row]);
257 lfree (drawn_buf[row]);
258 }
259 }
260#endif
284 261
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 262 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
286 for (p = prev_total_rows; p < total_rows; p++) { 263 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
287 R->screen.tlen[p] = 0; 264
288 R->screen.text[p] = NULL; 265 for (int row = min (nrow, prev_nrow); row--; )
289 R->screen.rend[p] = NULL; 266 {
267 lresize (drawn_buf[row]);
268 lresize (swap_buf [row]);
269 }
270
271 for (int row = prev_nrow; row < nrow; row++)
272 {
273 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
274 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
275 }
276
277 line_t *old_buf = row_buf;
278 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
279
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row
283
284 if (top_row)
285 {
286 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
287 // to come up with a lean and mean algorithm.
288 // TODO: maybe optimise when width didn't change
289
290 row_col_t ocur = screen.cur;
291 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
292
293 do
294 {
295 p = MOD (p - 1, prev_total_rows);
296 assert (old_buf [MOD (p, prev_total_rows)].t);
297 int plines = 1;
298 int llen = old_buf [MOD (p, prev_total_rows)].l;
299
300 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
301 {
302 p = MOD (p - 1, prev_total_rows);
303
304 plines++;
305 llen += prev_ncol;
306 }
307
308 int qlines = max (0, (llen - 1) / ncol) + 1;
309
310 // drop partial lines completely
311 if (q < qlines)
312 break;
313
314 q -= qlines;
315
316 int lofs = 0;
317 line_t *qline;
318
319 // re-assemble the full line by destination lines
320 for (int qrow = q; qlines--; qrow++)
321 {
322 qline = row_buf + qrow;
323 lalloc (*qline);
324 qline->l = ncol;
325 qline->is_longer (1);
326
327 int qcol = 0;
328
329 // see below for cursor adjustment rationale
330 if (p == ocur.row)
331 screen.cur.row = q - (total_rows - nrow);
332
333 // fill a single destination line
334 while (lofs < llen && qcol < ncol)
335 {
336 int prow = lofs / prev_ncol;
337 int pcol = lofs % prev_ncol;
338
339 prow = MOD (p + prow, prev_total_rows);
340
341 // we only adjust the cursor _row_ and put it into
342 // the topmost line of "long line" it was in, as
343 // this seems to upset applications/shells/readline
344 // least.
345 if (prow == ocur.row)
346 screen.cur.row = q - (total_rows - nrow);
347
348 line_t &pline = old_buf [prow];
349
350 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
351
352 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
353 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
354
355 lofs += len;
356 qcol += len;
357 }
358 }
359
360 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
361 qline->is_longer (0);
362 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
363 }
364 while (p != pend && q > 0);
365
366 term_start = total_rows - nrow;
367 top_row = q - term_start;
368
369 // make sure all terminal lines exist
370 while (top_row > 0)
371 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
372 }
373 else
374 {
375 // if no scrollback exists (yet), wing, instead of wrap
376
377 for (int row = min (nrow, prev_nrow); row--; )
378 {
379 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
380 line_t &qline = row_buf [row];
381
382 qline = pline;
383 lresize (qline);
384 }
385
386 for (int row = prev_nrow; row < nrow; row++)
387 {
388 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
389 }
390
391 term_start = 0;
392 }
393
394 free (old_buf);
395 delete old_ta;
396 delete old_ra;
397
398 clamp_it (screen.cur.row, 0, nrow - 1);
399 clamp_it (screen.cur.col, 0, ncol - 1);
290 } 400 }
291 for (p = prev_total_rows; p < total_rows - k; p++) 401
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); 402 free (tabs);
358 }
359
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 403 tabs = (char *)rxvt_malloc (ncol);
361 404
362 for (p = 0; p < ncol; p++) 405 for (int col = ncol; col--; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 406 tabs [col] = col % TABSIZE == 0;
364 407
408 CLEAR_ALL_SELECTION ();
409
365 R->h->prev_nrow = nrow; 410 prev_nrow = nrow;
366 R->h->prev_ncol = ncol; 411 prev_ncol = ncol;
367 412
368 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->h->cmd_pid); 413 tt_winch ();
369}
370 414
371/* INTPROTO */ 415 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} 416}
394 417
395/* ------------------------------------------------------------------------- */ 418/* ------------------------------------------------------------------------- */
396/* 419/*
397 * Free everything. That way malloc debugging can find leakage. 420 * Free everything. That way malloc debugging can find leakage.
398 */ 421 */
399/* EXTPROTO */
400void 422void
401rxvt_scr_release(pR) 423rxvt_term::scr_release () NOTHROW
402{ 424{
403 uint16_t total_rows; 425 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 } 426 {
416 for (i = 0; i < R->TermWin.nrow; i++) { 427 delete talloc; talloc = 0;
417 free(R->drawn_text[i]); 428 delete ralloc; ralloc = 0;
418 free(R->drawn_rend[i]); 429
419 free(R->swap.text[i]); 430 free (row_buf);
420 free(R->swap.rend[i]); 431 free (swap_buf);
421 } 432 free (drawn_buf);
422 free(R->screen.text); 433 row_buf = 0; // signal that we freed all the arrays above
423 free(R->screen.tlen); 434
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); 435 free (tabs);
433 436 tabs = 0;
434/* NULL these so if anything tries to use them, we'll know about it */ 437 }
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} 438}
442 439
443/* ------------------------------------------------------------------------- */ 440/* ------------------------------------------------------------------------- */
444/* 441/*
445 * Hard reset 442 * Hard/Soft reset
446 */ 443 */
447/* EXTPROTO */
448void 444void
449rxvt_scr_poweron(pR) 445rxvt_term::scr_poweron ()
450{ 446{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 447 scr_release ();
454 R->h->prev_nrow = R->h->prev_ncol = 0; 448 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 449 rvideo_mode = false;
450 scr_soft_reset ();
451 scr_reset ();
456 452
457 rxvt_scr_clear(aR); 453 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 454 scr_refresh ();
459#ifdef RXVT_GRAPHICS 455}
460 rxvt_Gr_reset(aR); 456
457void
458rxvt_term::scr_soft_reset ()
459{
460 /* only affects modes, nothing drastic such as clearing the screen */
461#if ENABLE_OVERLAY
462 scr_overlay_off ();
461#endif 463#endif
464
465 if (current_screen != PRIMARY)
466 scr_swap_screen ();
467
468 scr_scroll_region (0, MAX_ROWS - 1);
469 scr_rendition (0, ~RS_None);
470 scr_insert_mode (0);
462} 471}
463 472
464/* ------------------------------------------------------------------------- * 473/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 474 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 475 * ------------------------------------------------------------------------- */
467/* 476/*
468 * Save and Restore cursor 477 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 478 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 479 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 480 */
472/* EXTPROTO */
473void 481void
474rxvt_scr_cursor(pR_ int mode) 482rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
475{ 483{
476 screen_t *s; 484 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 485
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 486#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->h->current_screen == SECONDARY) 487 if (current_screen == SECONDARY)
482 s = &(R->swap); 488 s = &swap;
483 else 489 else
484#endif 490#endif
485 s = &(R->screen); 491 s = &screen;
492
486 switch (mode) { 493 switch (mode)
494 {
487 case SAVE: 495 case SAVE:
488 s->s_cur.row = s->cur.row; 496 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 497 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->h->rstyle; 498 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 499 s->s_charset = screen.charset;
492 s->s_charset_char = R->h->charsets[s->charset]; 500 s->s_charset_char = charsets[screen.charset];
493 break; 501 break;
502
494 case RESTORE: 503 case RESTORE:
495 R->h->want_refresh = 1; 504 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 505 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 506 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 507 screen.flags &= ~Screen_WrapNext;
499 R->h->rstyle = s->s_rstyle; 508 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 509 screen.charset = s->s_charset;
501 R->h->charsets[s->charset] = s->s_charset_char; 510 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 511 set_font_style ();
503 break; 512 break;
504 } 513 }
514
505/* boundary check in case screen size changed between SAVE and RESTORE */ 515 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 516 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 517 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 518 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 519 assert (s->cur.col >= 0);
511#else /* drive with your eyes closed */ 520}
512 MAX_IT(s->cur.row, 0); 521
513 MAX_IT(s->cur.col, 0); 522void
514#endif 523rxvt_term::scr_swap_screen ()
524{
525 if (!option (Opt_secondaryScreen))
526 return;
527
528 for (int i = prev_nrow; i--; )
529 ::swap (ROW(i), swap_buf [i]);
530
531 ::swap (screen.cur, swap.cur);
532
533 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
534 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
515} 535}
516 536
517/* ------------------------------------------------------------------------- */ 537/* ------------------------------------------------------------------------- */
518/* 538/*
519 * Swap between primary and secondary screens 539 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 540 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 541 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 542 */
523/* EXTPROTO */ 543void
524int
525rxvt_scr_change_screen(pR_ int scrn) 544rxvt_term::scr_change_screen (int scrn)
526{ 545{
527 int i; 546 if (scrn == current_screen)
547 return;
548
549 want_refresh = 1;
550 view_start = 0;
551
552 selection_check (2); /* check for boundary cross */
553
554 current_screen = scrn;
555
528#if NSCREENS 556#if NSCREENS
529 int offset; 557 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 } 558 {
553 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t); 559 num_scr = 0;
554 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t); 560
555# ifdef DEBUG_STRICT 561 scr_swap_screen ();
556 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->h->prev_nrow)); 562
557 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->h->prev_ncol)); 563 ::swap (screen.charset, swap.charset);
558# else /* drive with your eyes closed */ 564 ::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; 565 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 566 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 } 567 }
568 else
575# endif 569#endif
576#else 570 if (option (Opt_secondaryScroll))
577# ifdef SCROLL_ON_NO_SECONDARY 571 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
578# ifdef RXVT_GRAPHICS 572}
579 if (rxvt_Gr_Displayed(aR)) 573
580 rxvt_Gr_ClearScreen(aR); 574// clear WrapNext indicator, solidifying position on next line
581# endif 575void
582 if (R->h->current_screen == PRIMARY 576rxvt_term::scr_do_wrap () NOTHROW
583# ifdef RXVT_GRAPHICS 577{
584 && !rxvt_Gr_Displayed(aR) 578 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; 579 return;
580
581 screen.flags &= ~Screen_WrapNext;
582
583 screen.cur.col = 0;
584
585 if (screen.cur.row == screen.bscroll)
586 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
587 else if (screen.cur.row < nrow - 1)
588 screen.cur.row++;
591} 589}
592 590
593/* ------------------------------------------------------------------------- */ 591/* ------------------------------------------------------------------------- */
594/* 592/*
595 * Change the colour for following text 593 * Change the colour for following text
596 */ 594 */
597/* EXTPROTO */
598void 595void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 596rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 597{
598 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 599 color = fgbg;
600
602 if (fgbg == Color_fg) 601 if (fgbg == Color_fg)
603 R->h->rstyle = SET_FGCOLOR(R->h->rstyle, color); 602 rstyle = SET_FGCOLOR (rstyle, color);
604 else 603 else
605 R->h->rstyle = SET_BGCOLOR(R->h->rstyle, color); 604 rstyle = SET_BGCOLOR (rstyle, color);
606} 605}
607 606
608/* ------------------------------------------------------------------------- */ 607/* ------------------------------------------------------------------------- */
609/* 608/*
610 * Change the rendition style for following text 609 * Change the rendition style for following text
611 */ 610 */
612/* EXTPROTO */
613void 611void
614rxvt_scr_rendition(pR_ int set, int style) 612rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 613{
616 if (set) 614 if (set)
617 R->h->rstyle |= style; 615 rstyle |= style;
618 else if (style == ~RS_None) 616 else if (style == ~RS_None)
619 R->h->rstyle = DEFAULT_RSTYLE; 617 rstyle = DEFAULT_RSTYLE;
620 else 618 else
621 R->h->rstyle &= ~style; 619 rstyle &= ~style;
622} 620}
623 621
624/* ------------------------------------------------------------------------- */ 622/* ------------------------------------------------------------------------- */
625/* 623/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 624 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 625 * count positive ==> scroll up
628 * count negative ==> scroll down 626 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 627 */
631/* EXTPROTO */
632int 628int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 629rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
634{ 630{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 631 if (count == 0 || (row1 > row2))
639 return 0; 632 return 0;
640 633
641 R->h->want_refresh = 1; 634 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")); 635 num_scr += count;
643 636
644 if ((count > 0) && (row1 == 0) && (R->h->current_screen == PRIMARY)) { 637 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 638 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 639 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 640 {
648 else 641 top_row = max (top_row - count, -saveLines);
649 R->TermWin.nscrolled = (uint16_t)nscrolled;
650 if ((R->Options & Opt_scrollWithBuffer)
651 && R->TermWin.view_start != 0
652 && R->TermWin.view_start != R->TermWin.saveLines)
653 rxvt_scr_page(aR_ UP, count);
654 } else if (!spec)
655 row1 += R->TermWin.saveLines;
656 row2 += R->TermWin.saveLines;
657 642
643 // scroll everything up 'count' lines
644 term_start = (term_start + count) % total_rows;
645
646 // sever bottommost line
647 {
648 line_t &l = ROW(row2 - count);
649 l.is_longer (0);
650 l.touch ();
651 }
652
653 // erase newly scrolled-in lines
654 for (int i = count; i--; )
655 {
656 line_t &l = ROW(nrow - 1 - i);
657
658 // optimize if already cleared, can be significant on slow machines
659 // could be rolled into scr_blank_screen_mem
660 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
661 {
662 scr_blank_line (l, 0, l.l, rstyle);
663 l.l = 0;
664 l.f = 0;
665 }
666 else
667 scr_blank_screen_mem (l, rstyle);
668 }
669
670 // now copy lines below the scroll region bottom to the
671 // bottom of the screen again, so they look as if they
672 // hadn't moved.
673 for (int i = nrow; --i > row2; )
674 {
675 line_t &l1 = ROW(i - count);
676 line_t &l2 = ROW(i);
677
678 ::swap (l1, l2);
679 l2.touch ();
680 }
681
682 // move and/or clear selection, if any
658 if (R->selection.op && R->h->current_screen == R->selection.screen) { 683 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 684 {
660 j = R->selection.end.row + R->TermWin.saveLines; 685 selection.beg.row -= count;
661 if ((i < row1 && j > row1) 686 selection.end.row -= count;
662 || (i < row2 && j > row2) 687 selection.mark.row -= count;
663 || (i - count < row1 && i >= row1) 688
664 || (i - count > row2 && i <= row2) 689 if (selection.beg.row < top_row
665 || (j - count < row1 && j >= row1) 690 || selection.end.row < top_row
666 || (j - count > row2 && j <= row2)) { 691 || selection.mark.row < top_row)
692 {
667 CLEAR_ALL_SELECTION(R); 693 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 694 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 695 }
696 }
697
698 // finally move the view window, if desired
699 if (option (Opt_scrollWithBuffer)
700 && view_start != 0
701 && view_start != -saveLines)
702 scr_page (UP, count);
703
704 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
705 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
706 }
707 else
708 {
709 if (selection.op && current_screen == selection.screen)
710 {
711 if ((selection.beg.row < row1 && selection.end.row > row1)
712 || (selection.beg.row < row2 && selection.end.row > row2)
713 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
714 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
715 || (selection.end.row - count < row1 && selection.end.row >= row1)
716 || (selection.end.row - count > row2 && selection.end.row <= row2))
717 {
718 CLEAR_ALL_SELECTION ();
719 selection.op = SELECTION_CLEAR;
720 }
721 else if (selection.end.row >= row1 && selection.end.row <= row2)
722 {
670 /* move selected region too */ 723 /* move selected region too */
671 R->selection.beg.row -= count; 724 selection.beg.row -= count;
672 R->selection.end.row -= count; 725 selection.end.row -= count;
673 R->selection.mark.row -= count; 726 selection.mark.row -= count;
674 }
675 }
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 727
678 R->h->num_scr += count; 728 selection_check (0);
679 j = count; 729 }
680 if (count < 0) 730 }
681 count = -count; 731
732 // use a simple and robust scrolling algorithm, this
733 // part of scr_scroll_text is not time-critical.
734
682 i = row2 - row1 + 1; 735 int rows = row2 - row1 + 1;
683 MIN_IT(count, i);
684 736
685 if (j > 0) { 737 min_it (count, rows);
686/* A: scroll up */
687 738
688/* A1: Copy lines that will get clobbered by the rotation */ 739 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 */
702 740
703/* B1: Copy lines that will get clobbered by the rotation */ 741 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 742 {
705 R->buf_text[i] = R->screen.text[j]; 743 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 }
717 744
718/* C: Resurrect lines */ 745 if (!IN_RANGE_EXC (row + count, 0, rows))
719 for (; i--; j++) { 746 scr_blank_screen_mem (temp_buf [row], rstyle);
720 R->screen.tlen[j] = 0; 747 }
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 }
727 748
728#ifdef RXVT_GRAPHICS 749 for (int row = 0; row < rows; row++)
729 if (rxvt_Gr_Displayed(aR)) 750 ROW(row1 + row) = temp_buf [row];
730 rxvt_Gr_scroll(aR_ count); 751 }
731#endif 752
732 return count; 753 return count;
733} 754}
734 755
735/* ------------------------------------------------------------------------- */ 756/* ------------------------------------------------------------------------- */
736/* 757/*
737 * Add text given in <str> of length <len> to screen struct 758 * Add text given in <str> of length <len> to screen struct
738 */ 759 */
739/* EXTPROTO */
740void 760void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 761rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 762{
763 if (len <= 0) /* sanity */
764 return;
765
743 unsigned char checksel, clearsel; 766 unsigned char checksel;
744 uint32_t c; 767 unicode_t c;
745 int i, row, last_col; 768 int ncol = this->ncol;
746 text_t *stp; 769 const wchar_t *strend = str + len;
747 rend_t *srp;
748 struct rxvt_hidden *h = R->h;
749 770
750 if (len <= 0) /* sanity */
751 return;
752
753 h->want_refresh = 1; 771 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); 772 ZERO_SCROLLBACK ();
773
758 if (nlines > 0) { 774 if (minlines > 0)
775 {
759 nlines += (R->screen.cur.row - R->screen.bscroll); 776 minlines += screen.cur.row - screen.bscroll;
760 if ((nlines > 0) 777 min_it (minlines, screen.cur.row - top_row);
778
779 if (minlines > 0
761 && (R->screen.tscroll == 0) 780 && screen.tscroll == 0
762 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 781 && screen.bscroll == nrow - 1)
782 {
763 /* _at least_ this many lines need to be scrolled */ 783 /* _at least_ this many lines need to be scrolled */
764 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 784 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
765 0); 785 screen.cur.row -= minlines;
766 R->screen.cur.row -= nlines; 786 }
767 }
768 } 787 }
769#ifdef DEBUG_STRICT 788
770 assert(R->screen.cur.col < last_col); 789 assert (screen.cur.col < ncol);
771 assert((R->screen.cur.row < R->TermWin.nrow) 790 assert (screen.cur.row < nrow
772 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 791 && screen.cur.row >= top_row);
773#else /* drive with your eyes closed */ 792 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;
779 793
780 checksel = (R->selection.op 794 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
781 && h->current_screen == R->selection.screen) ? 1 : 0;
782 clearsel = 0;
783 795
784 stp = R->screen.text[row]; 796 line_t *line = &ROW(row);
785 srp = R->screen.rend[row];
786 797
787 for (i = 0; i < len;) { 798 while (str < strend)
788 c = str[i++]; 799 {
789 switch (c) { 800 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
790 case '\t': 801
791 rxvt_scr_tab(aR_ 1); 802 if (expect_false (c < 0x20))
792 continue; 803 if (c == C0_LF)
793 case '\n': 804 {
794 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 805 max_it (line->l, screen.cur.col);
795 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 806
796 R->screen.flags &= ~Screen_WrapNext; 807 screen.flags &= ~Screen_WrapNext;
808
797 if (R->screen.cur.row == R->screen.bscroll) 809 if (screen.cur.row == screen.bscroll)
798 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 810 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
799 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 811 else if (screen.cur.row < (nrow - 1))
800 row = (++R->screen.cur.row) + R->TermWin.saveLines; 812 row = ++screen.cur.row;
801 stp = R->screen.text[row]; /* _must_ refresh */ 813
802 srp = R->screen.rend[row]; /* _must_ refresh */ 814 line = &ROW(row); /* _must_ refresh */
803 RESET_CHSTAT(h); 815 continue;
804 continue; 816 }
805 case '\r': 817 else if (c == C0_CR)
806 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 818 {
807 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 819 max_it (line->l, screen.cur.col);
820
808 R->screen.flags &= ~Screen_WrapNext; 821 screen.flags &= ~Screen_WrapNext;
809 R->screen.cur.col = 0; 822 screen.cur.col = 0;
810 RESET_CHSTAT(h); 823 continue;
811 continue; 824 }
812 default: 825 else if (c == C0_HT)
813 if (c == 127) 826 {
814 continue; /* yummmm..... */ 827 scr_tab (1, true);
815 break; 828 continue;
816 } 829 }
817 830
831 if (expect_false (
818 if (checksel /* see if we're writing within selection */ 832 checksel /* see if we're writing within selection */
819 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 833 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
820 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 834 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
835 ))
836 {
821 checksel = 0; 837 checksel = 0;
822 clearsel = 1; 838 /*
823 } 839 * If we wrote anywhere in the selected area, kill the selection
824 if (R->screen.flags & Screen_WrapNext) { 840 * XXX: should we kill the mark too? Possibly, but maybe that
825 R->screen.tlen[row] = -1; 841 * should be a similar check.
826 if (R->screen.cur.row == R->screen.bscroll) 842 */
827 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 843 CLEAR_SELECTION ();
828 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 844 }
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);
837 845
846 if (expect_false (screen.flags & Screen_WrapNext))
847 {
848 scr_do_wrap ();
849
850 line->l = ncol;
851 line->is_longer (1);
852
853 row = screen.cur.row;
854 line = &ROW(row); /* _must_ refresh */
855 }
856
857 // some utf-8 decoders "decode" surrogate characters: let's fix this.
858 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
859 c = 0xfffd;
860
861 // rely on wcwidth to tell us the character width, do wcwidth before
862 // further replacements, as wcwidth might return -1 for the line
863 // drawing characters below as they might be invalid in the current
864 // locale.
865 int width = WCWIDTH (c);
866
838 if (R->h->charsets[R->screen.charset] == '0') // DEC SPECIAL 867 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
839 switch (c) 868 {
869 // vt100 special graphics and line drawing
870 // 5f-7e standard vt100
871 // 40-5e rxvt extension for extra curses acs chars
872 static uint16_t vt100_0[62] = { // 41 .. 7e
873 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
874 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
875 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
876 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
877 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
878 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
879 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
880 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
881 };
882
883 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
840 { 884 {
841 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 885 c = vt100_0[c - 0x41];
842 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 886 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 } 887 }
888 }
853 889
854 rend_t rend = SET_FONT (h->rstyle, R->TermWin.fontset->find_font (c)); 890 if (expect_false (screen.flags & Screen_Insert))
891 scr_insdel_chars (width, INSERT);
855 892
856 stp[R->screen.cur.col] = c; 893 if (width != 0)
857 srp[R->screen.cur.col] = rend;
858
859 if (c > 255)
860 { 894 {
861 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 895#if !UNICODE_3
862 int width = wcwidth (c); 896 // trim characters we can't store directly :(
897 if (c >= 0x10000)
898# if ENABLE_COMBINING
899 c = rxvt_composite.compose (c); // map to lower 16 bits
900# else
901 c = 0xfffd;
902# endif
903#endif
904
905 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
906
907 // if the character doesn't fit into the remaining columns...
908 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
863 909 {
864 if (width > 1) 910 if (screen.flags & Screen_Autowrap)
865 {
866 while (--width > 0 && R->screen.cur.col < last_col - 1)
867 { 911 {
868 912 // ... artificially enlargen the previous one
869 srp[R->screen.cur.col] |= RS_wide; 913 c = NOCHAR;
870 914 // and try the same character next loop iteration
871 R->screen.cur.col++; 915 --str;
872 stp[R->screen.cur.col] = NOCHAR;
873 srp[R->screen.cur.col] = rend;
874 } 916 }
917 else
918 screen.cur.col = ncol - width;
919 }
920
921 // nuke the character at this position, if required
922 // due to wonderful coincidences everywhere else in this loop
923 // we never have to check for overwriting a wide char itself,
924 // only its tail.
925 if (expect_false (line->t[screen.cur.col] == NOCHAR))
926 scr_kill_char (*line, screen.cur.col);
927
928 line->touch ();
929
930 do
931 {
932 line->t[screen.cur.col] = c;
933 line->r[screen.cur.col] = rend;
934
935 if (expect_true (screen.cur.col < ncol - 1))
936 screen.cur.col++;
937 else
938 {
939 line->l = ncol;
940 if (screen.flags & Screen_Autowrap)
941 screen.flags |= Screen_WrapNext;
942
943 goto end_of_line;
875 } 944 }
945
946 c = NOCHAR;
876 } 947 }
948 while (expect_false (--width > 0));
877 949
878 if (R->screen.cur.col < last_col - 1) 950 // pad with spaces when overwriting wide character with smaller one
879 R->screen.cur.col++; 951 for (int c = screen.cur.col; expect_false (c < ncol && line->t[c] == NOCHAR); c++)
880 else { 952 {
881 R->screen.tlen[row] = last_col; 953 line->t[c] = ' ';
882 if (R->screen.flags & Screen_Autowrap) 954 line->r[c] = rend;
883 R->screen.flags |= Screen_WrapNext; 955 }
884 }
885 }
886 if (R->screen.tlen[row] != -1) /* XXX: think about this */
887 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
888 956
889/* 957end_of_line:
890 * If we wrote anywhere in the selected area, kill the selection 958 ;
891 * XXX: should we kill the mark too? Possibly, but maybe that 959 }
892 * should be a similar check. 960#if ENABLE_COMBINING
893 */ 961 else // width == 0
894 if (clearsel) 962 {
895 CLEAR_SELECTION(R); 963 if (c != 0xfeff) // ignore BOM
964 {
965 // handle combining characters
966 // we just tag the accent on the previous on-screen character.
967 // this is arguably not correct, but also arguably not wrong.
968 // we don't handle double-width characters nicely yet.
969 line_t *linep;
970 text_t *tp;
971 rend_t *rp;
896 972
897#ifdef DEBUG_STRICT 973 if (screen.cur.col > 0)
974 {
975 linep = line;
976 tp = line->t + screen.cur.col - 1;
977 rp = line->r + screen.cur.col - 1;
978 }
979 else if (screen.cur.row > 0
980 && ROW(screen.cur.row - 1).is_longer ())
981 {
982 linep = &ROW(screen.cur.row - 1);
983 tp = line->t + ncol - 1;
984 rp = line->r + ncol - 1;
985 }
986 else
987 continue;
988
989 linep->touch ();
990
991 while (*tp == NOCHAR && tp > linep->t)
992 tp--, rp--;
993
994 // first try to find a precomposed character
995 unicode_t n = rxvt_compose (*tp, c);
996 if (n == NOCHAR)
997 n = rxvt_composite.compose (*tp, c);
998
999 *tp = n;
1000 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1001 }
1002 }
1003#endif
1004 }
1005
1006 max_it (line->l, screen.cur.col);
1007
898 assert(R->screen.cur.row >= 0); 1008 assert (screen.cur.row >= 0);
899#else /* drive with your eyes closed */
900 MAX_IT(R->screen.cur.row, 0);
901#endif
902} 1009}
903 1010
904/* ------------------------------------------------------------------------- */ 1011/* ------------------------------------------------------------------------- */
905/* 1012/*
906 * Process Backspace. Move back the cursor back a position, wrap if have to 1013 * Process Backspace. Move back the cursor back a position, wrap if have to
907 * XTERM_SEQ: CTRL-H 1014 * XTERM_SEQ: CTRL-H
908 */ 1015 */
909/* EXTPROTO */
910void 1016void
911rxvt_scr_backspace(pR) 1017rxvt_term::scr_backspace () NOTHROW
912{ 1018{
913 RESET_CHSTAT(R->h);
914 R->h->want_refresh = 1;
915 if (R->screen.cur.col == 0) { 1019 if (screen.cur.col == 0)
1020 {
916 if (R->screen.cur.row > 0) { 1021 if (screen.cur.row > 0)
1022 {
917#ifdef TERMCAP_HAS_BW 1023#ifdef TERMCAP_HAS_BW
918 R->screen.cur.col = R->TermWin.ncol - 1; 1024 screen.cur.col = ncol - 1;
919 R->screen.cur.row--; 1025 --screen.cur.row;
920 return; 1026
1027 want_refresh = 1;
921#endif 1028#endif
922 } 1029 }
1030 }
923 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1031 else if (screen.flags & Screen_WrapNext)
924 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
925 R->screen.flags &= ~Screen_WrapNext; 1032 screen.flags &= ~Screen_WrapNext;
1033 else
1034 scr_gotorc (0, -1, RELATIVE);
926} 1035}
927 1036
928/* ------------------------------------------------------------------------- */ 1037/* ------------------------------------------------------------------------- */
929/* 1038/*
930 * Process Horizontal Tab 1039 * Process Horizontal Tab
931 * count: +ve = forward; -ve = backwards 1040 * count: +ve = forward; -ve = backwards
932 * XTERM_SEQ: CTRL-I 1041 * XTERM_SEQ: CTRL-I
933 */ 1042 */
934/* EXTPROTO */
935void 1043void
936rxvt_scr_tab(pR_ int count) 1044rxvt_term::scr_tab (int count, bool ht) NOTHROW
937{ 1045{
938 int i, x; 1046 int i, x;
939 1047
940 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
941 R->h->want_refresh = 1; 1048 want_refresh = 1;
942 RESET_CHSTAT(R->h);
943 i = x = R->screen.cur.col; 1049 i = x = screen.cur.col;
1050
944 if (count == 0) 1051 if (count == 0)
945 return; 1052 return;
946 else if (count > 0) { 1053 else if (count > 0)
947 for (; ++i < R->TermWin.ncol; ) 1054 {
1055 line_t &l = ROW(screen.cur.row);
1056 rend_t base_rend = l.r[i];
1057 ht &= l.t[i] == ' ';
1058
1059 for (; ++i < ncol; )
948 if (R->tabs[i]) { 1060 if (tabs[i])
949 x = i; 1061 {
950 if (!--count) 1062 x = i;
951 break; 1063
1064 if (!--count)
1065 break;
1066 }
1067 else
1068 ht &= l.t[i] == ' '
1069 && RS_SAME (l.r[i], base_rend);
1070
1071 if (count)
1072 x = ncol - 1;
1073
1074 // store horizontal tab commands as characters inside the text
1075 // buffer so they can be selected and pasted.
1076 if (ht && option (Opt_pastableTabs))
1077 {
1078 base_rend = SET_FONT (base_rend, 0);
1079
1080 l.touch (x);
1081
1082 i = screen.cur.col;
1083
1084 l.t[i] = '\t';
1085 l.r[i] = base_rend;
1086
1087 while (++i < x)
1088 {
1089 l.t[i] = NOCHAR;
1090 l.r[i] = base_rend;
1091 }
1092 }
952 } 1093 }
953 if (count)
954 x = R->TermWin.ncol - 1;
955 } else /* if (count < 0) */ { 1094 else /* if (count < 0) */
1095 {
956 for (; --i >= 0; ) 1096 for (; --i >= 0; )
957 if (R->tabs[i]) { 1097 if (tabs[i])
958 x = i; 1098 {
959 if (!++count) 1099 x = i;
960 break; 1100 if (!++count)
1101 break;
1102 }
1103
1104 if (count)
1105 x = 0;
961 } 1106 }
962 if (count) 1107
963 x = 0;
964 }
965 if (x != R->screen.cur.col) 1108 if (x != screen.cur.col)
966 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1109 scr_gotorc (0, x, R_RELATIVE);
967} 1110}
968 1111
969/* ------------------------------------------------------------------------- */ 1112/* ------------------------------------------------------------------------- */
970/* 1113/*
971 * Process DEC Back Index 1114 * Process DEC Back Index
972 * XTERM_SEQ: ESC 6 1115 * XTERM_SEQ: ESC 6
973 * Move cursor left in row. If we're at the left boundary, shift everything 1116 * Move cursor left in row. If we're at the left boundary, shift everything
974 * in that row right. Clear left column. 1117 * in that row right. Clear left column.
975 */ 1118 */
976#ifndef NO_FRILLS 1119#if !ENABLE_MINIMAL
977/* EXTPROTO */
978void 1120void
979rxvt_scr_backindex(pR) 1121rxvt_term::scr_backindex () NOTHROW
980{ 1122{
981 if (R->screen.cur.col > 0) 1123 if (screen.cur.col > 0)
982 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1124 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
983 else { 1125 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); 1126 scr_insdel_chars (1, INSERT);
987 }
988} 1127}
989#endif 1128#endif
990/* ------------------------------------------------------------------------- */ 1129/* ------------------------------------------------------------------------- */
991/* 1130/*
992 * Process DEC Forward Index 1131 * Process DEC Forward Index
993 * XTERM_SEQ: ESC 9 1132 * XTERM_SEQ: ESC 9
994 * Move cursor right in row. If we're at the right boundary, shift everything 1133 * Move cursor right in row. If we're at the right boundary, shift everything
995 * in that row left. Clear right column. 1134 * in that row left. Clear right column.
996 */ 1135 */
997#ifndef NO_FRILLS 1136#if !ENABLE_MINIMAL
998/* EXTPROTO */
999void 1137void
1000rxvt_scr_forwardindex(pR) 1138rxvt_term::scr_forwardindex () NOTHROW
1001{ 1139{
1002 int row;
1003
1004 if (R->screen.cur.col < R->TermWin.ncol - 1) 1140 if (screen.cur.col < ncol - 1)
1005 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1141 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1006 else { 1142 else
1007 row = R->screen.cur.row + R->TermWin.saveLines; 1143 {
1008 if (R->screen.tlen[row] == 0) 1144 line_t &l = ROW(screen.cur.row);
1009 return; /* um, yeah? */ 1145
1010 else if (R->screen.tlen[row] == -1) 1146 l.touch ();
1011 R->screen.tlen[row] = R->TermWin.ncol; 1147 l.is_longer (0);
1148
1012 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1149 scr_gotorc (0, 0, R_RELATIVE);
1013 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1150 scr_insdel_chars (1, DELETE);
1014 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1151 scr_gotorc (0, ncol - 1, R_RELATIVE);
1015 } 1152 }
1016} 1153}
1017#endif 1154#endif
1018 1155
1019/* ------------------------------------------------------------------------- */ 1156/* ------------------------------------------------------------------------- */
1020/* 1157/*
1021 * Goto Row/Column 1158 * Goto Row/Column
1022 */ 1159 */
1023/* EXTPROTO */
1024void 1160void
1025rxvt_scr_gotorc(pR_ int row, int col, int relative) 1161rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1026{ 1162{
1027 R->h->want_refresh = 1; 1163 want_refresh = 1;
1028 ZERO_SCROLLBACK(R); 1164 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 1165
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) 1166 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1038 : col); 1167 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 1168
1042 R->screen.flags &= ~Screen_WrapNext; 1169 screen.flags &= ~Screen_WrapNext;
1170
1043 if (relative & R_RELATIVE) { 1171 if (relative & R_RELATIVE)
1044 if (row > 0) { 1172 {
1173 if (row > 0)
1174 {
1045 if (R->screen.cur.row <= R->screen.bscroll 1175 if (screen.cur.row <= screen.bscroll
1046 && (R->screen.cur.row + row) > R->screen.bscroll) 1176 && (screen.cur.row + row) > screen.bscroll)
1047 R->screen.cur.row = R->screen.bscroll; 1177 screen.cur.row = screen.bscroll;
1048 else 1178 else
1049 R->screen.cur.row += row; 1179 screen.cur.row += row;
1180 }
1050 } else if (row < 0) { 1181 else if (row < 0)
1182 {
1051 if (R->screen.cur.row >= R->screen.tscroll 1183 if (screen.cur.row >= screen.tscroll
1052 && (R->screen.cur.row + row) < R->screen.tscroll) 1184 && (screen.cur.row + row) < screen.tscroll)
1053 R->screen.cur.row = R->screen.tscroll; 1185 screen.cur.row = screen.tscroll;
1186 else
1187 screen.cur.row += row;
1188 }
1189 }
1190 else
1191 {
1192 if (screen.flags & Screen_Relative)
1193 {
1194 /* relative origin mode */
1195 screen.cur.row = row + screen.tscroll;
1196 min_it (screen.cur.row, screen.bscroll);
1197 }
1054 else 1198 else
1055 R->screen.cur.row += row; 1199 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 } 1200 }
1064 MAX_IT(R->screen.cur.row, 0);
1065 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
1066}
1067 1201
1202 clamp_it (screen.cur.row, 0, nrow - 1);
1203}
1204
1068/* ------------------------------------------------------------------------- */ 1205/* ------------------------------------------------------------------------- */
1069/* 1206/*
1070 * direction should be UP or DN 1207 * direction should be UP or DN
1071 */ 1208 */
1072/* EXTPROTO */
1073void 1209void
1074rxvt_scr_index(pR_ enum page_dirn direction) 1210rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1075{ 1211{
1076 int dirn; 1212 int dirn;
1077 1213
1078 R->h->want_refresh = 1; 1214 want_refresh = 1;
1215 ZERO_SCROLLBACK ();
1216
1079 dirn = ((direction == UP) ? 1 : -1); 1217 dirn = ((direction == UP) ? 1 : -1);
1080 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1081 1218
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; 1219 screen.flags &= ~Screen_WrapNext;
1220
1091 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1221 if ((screen.cur.row == screen.bscroll && direction == UP)
1092 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1222 || (screen.cur.row == screen.tscroll && direction == DN))
1093 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1223 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1094 else 1224 else
1095 R->screen.cur.row += dirn; 1225 screen.cur.row += dirn;
1096 MAX_IT(R->screen.cur.row, 0); 1226
1097 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1227 clamp_it (screen.cur.row, 0, nrow - 1);
1098 rxvt_selection_check(aR_ 0); 1228 selection_check (0);
1099} 1229}
1100 1230
1101/* ------------------------------------------------------------------------- */ 1231/* ------------------------------------------------------------------------- */
1102/* 1232/*
1103 * Erase part or whole of a line 1233 * Erase part or whole of a line
1104 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1234 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1105 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1235 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1106 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1236 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1237 * extension: clear to right unless wrapped: ESC [ 3 K
1107 */ 1238 */
1108/* EXTPROTO */
1109void 1239void
1110rxvt_scr_erase_line(pR_ int mode) 1240rxvt_term::scr_erase_line (int mode) NOTHROW
1111{ 1241{
1112 unsigned int row, col, num; 1242 unsigned int col, num;
1113 1243
1114 R->h->want_refresh = 1; 1244 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); 1245 ZERO_SCROLLBACK ();
1117 RESET_CHSTAT(R->h);
1118 1246
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); 1247 selection_check (1);
1125 1248
1126 R->screen.flags &= ~Screen_WrapNext; 1249 line_t &line = ROW(screen.cur.row);
1127 1250
1128 row = R->TermWin.saveLines + R->screen.cur.row; 1251 line.touch ();
1252 line.is_longer (0);
1253
1129 switch (mode) { 1254 switch (mode)
1130 case 0: /* erase to end of line */ 1255 {
1256 case 3:
1257 if (screen.flags & Screen_WrapNext)
1258 return;
1259
1260 /* fall through */
1261
1262 case 0: /* erase to end of line */
1131 col = R->screen.cur.col; 1263 col = screen.cur.col;
1132 num = R->TermWin.ncol - col; 1264 num = ncol - col;
1133 MIN_IT(R->screen.tlen[row], (int16_t)col); 1265 min_it (line.l, col);
1266
1134 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1267 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1135 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1268 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1136 CLEAR_SELECTION(R); 1269 CLEAR_SELECTION ();
1137 break; 1270 break;
1271
1138 case 1: /* erase to beginning of line */ 1272 case 1: /* erase to beginning of line */
1139 col = 0; 1273 col = 0;
1140 num = R->screen.cur.col + 1; 1274 num = screen.cur.col + 1;
1275
1141 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1276 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1142 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1277 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1143 CLEAR_SELECTION(R); 1278 CLEAR_SELECTION ();
1144 break; 1279 break;
1145 case 2: /* erase whole line */ 1280
1146 col = 0; 1281 case 2: /* erase whole line */
1147 num = R->TermWin.ncol; 1282 col = 0;
1148 R->screen.tlen[row] = 0; 1283 num = ncol;
1284 line.l = 0;
1149 if (R->selection.beg.row <= R->screen.cur.row 1285 if (selection.beg.row <= screen.cur.row
1150 && R->selection.end.row >= R->screen.cur.row) 1286 && selection.end.row >= screen.cur.row)
1151 CLEAR_SELECTION(R); 1287 CLEAR_SELECTION ();
1152 break; 1288 break;
1153 default: 1289 default:
1154 return; 1290 return;
1155 } 1291 }
1156 if (R->screen.text[row]) 1292
1157 rxvt_blank_line(aR_ 1293 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} 1294}
1164 1295
1165/* ------------------------------------------------------------------------- */ 1296/* ------------------------------------------------------------------------- */
1166/* 1297/*
1167 * Erase part of whole of the screen 1298 * Erase part of whole of the screen
1168 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1299 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1169 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1300 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1170 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1301 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1171 */ 1302 */
1172/* EXTPROTO */
1173void 1303void
1174rxvt_scr_erase_screen(pR_ int mode) 1304rxvt_term::scr_erase_screen (int mode) NOTHROW
1175{ 1305{
1176 int num; 1306 int num;
1177 int32_t row, row_offset; 1307 int32_t row;
1178 rend_t ren; 1308 rend_t ren;
1179 XGCValues gcvalue; 1309 XGCValues gcvalue;
1180 1310
1181 R->h->want_refresh = 1; 1311 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); 1312 ZERO_SCROLLBACK ();
1184 RESET_CHSTAT(R->h);
1185 row_offset = (int32_t)R->TermWin.saveLines;
1186 1313
1187 switch (mode) { 1314 switch (mode)
1315 {
1188 case 0: /* erase to end of screen */ 1316 case 0: /* erase to end of screen */
1189 rxvt_selection_check(aR_ 1); 1317 selection_check (1);
1190 rxvt_scr_erase_line(aR_ 0); 1318 scr_erase_line (0);
1191 row = R->screen.cur.row + 1; /* possible OOB */ 1319 row = screen.cur.row + 1; /* possible OOB */
1192 num = R->TermWin.nrow - row; 1320 num = nrow - row;
1193 break; 1321 break;
1194 case 1: /* erase to beginning of screen */ 1322 case 1: /* erase to beginning of screen */
1195 rxvt_selection_check(aR_ 3); 1323 selection_check (3);
1196 rxvt_scr_erase_line(aR_ 1); 1324 scr_erase_line (1);
1197 row = 0; 1325 row = 0;
1198 num = R->screen.cur.row; 1326 num = screen.cur.row;
1199 break; 1327 break;
1200 case 2: /* erase whole screen */ 1328 case 2: /* erase whole screen */
1201 rxvt_selection_check(aR_ 3); 1329 selection_check (3);
1202#ifdef RXVT_GRAPHICS 1330 row = 0;
1203 rxvt_Gr_ClearScreen(aR); 1331 num = nrow;
1204#endif 1332 break;
1205 row = 0;
1206 num = R->TermWin.nrow;
1207 break;
1208 default: 1333 default:
1209 return; 1334 return;
1210 } 1335 }
1211 R->h->refresh_type |= REFRESH_BOUNDS; 1336
1212 if (R->selection.op && R->h->current_screen == R->selection.screen 1337 if (selection.op && current_screen == selection.screen
1213 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1338 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1214 || (R->selection.end.row >= row 1339 || (selection.end.row >= row
1215 && R->selection.end.row <= row + num))) 1340 && selection.end.row <= row + num)))
1216 CLEAR_SELECTION(R); 1341 CLEAR_SELECTION ();
1342
1217 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1343 if (row >= nrow) /* Out Of Bounds */
1218 return; 1344 return;
1219 MIN_IT(num, (R->TermWin.nrow - row)); 1345
1346 min_it (num, nrow - row);
1347
1220 if (R->h->rstyle & (RS_RVid | RS_Uline)) 1348 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1221 ren = (rend_t) ~RS_None; 1349 ren = (rend_t) ~RS_None;
1222 else if (GET_BASEBG(R->h->rstyle) == Color_bg) { 1350 else if (GET_BASEBG (rstyle) == Color_bg)
1351 {
1223 ren = DEFAULT_RSTYLE; 1352 ren = DEFAULT_RSTYLE;
1224 CLEAR_ROWS(row, num); 1353
1225 } else { 1354 if (mapped)
1355 XClearArea (dpy, vt, 0,
1356 Row2Pixel (row - view_start), (unsigned int)width,
1357 (unsigned int)Height2Pixel (num), False);
1358 }
1359 else
1360 {
1226 ren = (R->h->rstyle & (RS_fgMask | RS_bgMask)); 1361 ren = rstyle & (RS_fgMask | RS_bgMask);
1227 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->h->rstyle)]; 1362
1228 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1363 if (mapped)
1229 ERASE_ROWS(row, num); 1364 {
1365 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1366 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1367 XFillRectangle (dpy, vt, gc,
1368 0, Row2Pixel (row - view_start),
1369 (unsigned int)width,
1370 (unsigned int)Height2Pixel (num));
1230 gcvalue.foreground = R->PixColors[Color_fg]; 1371 gcvalue.foreground = pix_colors[Color_fg];
1231 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1372 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1373 }
1232 } 1374 }
1375
1233 for (; num--; row++) { 1376 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 } 1377 {
1378 scr_blank_screen_mem (ROW(row), rstyle);
1379
1380 if (row - view_start < nrow)
1381 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1382 }
1241} 1383}
1384
1385#if !ENABLE_MINIMAL
1386void
1387rxvt_term::scr_erase_savelines () NOTHROW
1388{
1389 want_refresh = 1;
1390 ZERO_SCROLLBACK ();
1391
1392 top_row = 0;
1393}
1394#endif
1242 1395
1243/* ------------------------------------------------------------------------- */ 1396/* ------------------------------------------------------------------------- */
1244/* 1397/*
1245 * Fill the screen with `E's 1398 * Fill the screen with `E's
1246 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1399 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1247 */ 1400 */
1248/* EXTPROTO */
1249void 1401void
1250rxvt_scr_E(pR) 1402rxvt_term::scr_E () NOTHROW
1251{ 1403{
1252 int i, j, k; 1404 rend_t fs;
1253 rend_t *r1, fs;
1254 1405
1255 R->h->want_refresh = 1; 1406 want_refresh = 1;
1256 R->h->num_scr_allow = 0;
1257 ZERO_SCROLLBACK(R); 1407 ZERO_SCROLLBACK ();
1258 RESET_CHSTAT(R->h); 1408
1409 num_scr_allow = 0;
1259 rxvt_selection_check(aR_ 3); 1410 selection_check (3);
1260 1411
1261 fs = SET_FONT (R->h->rstyle, R->TermWin.fontset->find_font ('E')); 1412 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1262 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1413 for (int row = nrow; row--; )
1263 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1414 {
1264 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1415 line_t &line = ROW(row);
1265 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1416
1417 fill_text (line.t, 'E', ncol);
1418 rend_t *r1 = line.r;
1419
1420 for (int j = ncol; j--; )
1266 *r1++ = fs; 1421 *r1++ = fs;
1422
1423 line.is_longer (0);
1424 line.touch (ncol);
1267 } 1425 }
1268} 1426}
1269 1427
1270/* ------------------------------------------------------------------------- */ 1428/* ------------------------------------------------------------------------- */
1271/* 1429/*
1272 * Insert/Delete <count> lines 1430 * Insert/Delete <count> lines
1273 */ 1431 */
1274/* EXTPROTO */
1275void 1432void
1276rxvt_scr_insdel_lines(pR_ int count, int insdel) 1433rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1277{ 1434{
1278 int end; 1435 int end;
1279 1436
1280 ZERO_SCROLLBACK(R); 1437 ZERO_SCROLLBACK ();
1281 RESET_CHSTAT(R->h);
1282 1438
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); 1439 selection_check (1);
1289 1440
1290 if (R->screen.cur.row > R->screen.bscroll) 1441 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; 1442 return;
1443
1444 end = screen.bscroll - screen.cur.row + 1;
1445 if (count > end)
1446 {
1447 if (insdel == DELETE)
1448 return;
1297 else if (insdel == INSERT) 1449 else if (insdel == INSERT)
1298 count = end; 1450 count = end;
1299 } 1451 }
1300 R->screen.flags &= ~Screen_WrapNext;
1301 1452
1453 scr_do_wrap ();
1454
1302 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1455 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1303 0);
1304} 1456}
1305 1457
1306/* ------------------------------------------------------------------------- */ 1458/* ------------------------------------------------------------------------- */
1307/* 1459/*
1308 * Insert/Delete <count> characters from the current position 1460 * Insert/Delete <count> characters from the current position
1309 */ 1461 */
1310/* EXTPROTO */
1311void 1462void
1312rxvt_scr_insdel_chars(pR_ int count, int insdel) 1463rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1313{ 1464{
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; 1465 want_refresh = 1;
1321 ZERO_SCROLLBACK(R); 1466 ZERO_SCROLLBACK ();
1322#if 0
1323 RESET_CHSTAT(R->h);
1324#endif
1325 1467
1326#ifdef RXVT_GRAPHICS
1327 if (rxvt_Gr_Displayed(aR))
1328 rxvt_Gr_scroll(aR_ 0);
1329#endif
1330
1331 if (count <= 0) 1468 if (count <= 0)
1332 return; 1469 return;
1333 1470
1471 scr_do_wrap ();
1472
1334 rxvt_selection_check(aR_ 1); 1473 selection_check (1);
1335 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1474 min_it (count, ncol - screen.cur.col);
1336 1475
1337 row = R->screen.cur.row + R->TermWin.saveLines; 1476 int row = screen.cur.row;
1338 R->screen.flags &= ~Screen_WrapNext;
1339 1477
1340 stp = R->screen.text[row]; 1478 line_t *line = &ROW(row);
1341 srp = R->screen.rend[row]; 1479
1342 slp = &(R->screen.tlen[row]); 1480 line->touch ();
1481 line->is_longer (0);
1482
1483 // nuke wide spanning the start
1484 if (line->t[screen.cur.col] == NOCHAR)
1485 scr_kill_char (*line, screen.cur.col);
1486
1343 switch (insdel) { 1487 switch (insdel)
1488 {
1344 case INSERT: 1489 case INSERT:
1345 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1490 line->l = min (line->l + count, ncol);
1346 col--) { 1491
1347 stp[col] = stp[col - count]; 1492 if (line->t[screen.cur.col] == NOCHAR)
1348 srp[col] = srp[col - count]; 1493 scr_kill_char (*line, screen.cur.col);
1349 } 1494
1350 if (*slp != -1) { 1495 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1351 *slp += count; 1496 {
1352 MIN_IT(*slp, R->TermWin.ncol); 1497 line->t[col] = line->t[col - count];
1353 } 1498 line->r[col] = line->r[col - count];
1499 }
1500
1354 if (R->selection.op && R->h->current_screen == R->selection.screen 1501 if (selection.op && current_screen == selection.screen
1355 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1502 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1503 {
1356 if (R->selection.end.row != R->screen.cur.row 1504 if (selection.end.row != screen.cur.row
1357 || (R->selection.end.col + count >= R->TermWin.ncol)) 1505 || (selection.end.col + count >= ncol))
1358 CLEAR_SELECTION(R); 1506 CLEAR_SELECTION ();
1359 else { /* shift selection */ 1507 else
1360 R->selection.beg.col += count; 1508 {
1509 /* shift selection */
1510 selection.beg.col += count;
1361 R->selection.mark.col += count; /* XXX: yes? */ 1511 selection.mark.col += count; /* XXX: yes? */
1362 R->selection.end.col += count; 1512 selection.end.col += count;
1363 } 1513 }
1364 } 1514 }
1365 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1515
1366 (unsigned int)count, R->h->rstyle); 1516 scr_blank_line (*line, screen.cur.col, count, rstyle);
1367 break; 1517 break;
1518
1368 case ERASE: 1519 case ERASE:
1369 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1520 screen.cur.col += count; /* don't worry if > ncol */
1370 rxvt_selection_check(aR_ 1); 1521 selection_check (1);
1371 R->screen.cur.col -= count; 1522 screen.cur.col -= count;
1372 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1523
1373 (unsigned int)count, R->h->rstyle); 1524 // nuke wide char after the end
1374 break; 1525 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1526 scr_kill_char (*line, screen.cur.col + count);
1527
1528 scr_blank_line (*line, screen.cur.col, count, rstyle);
1529 break;
1530
1375 case DELETE: 1531 case DELETE:
1376 tr = srp[R->TermWin.ncol - 1] 1532 line->l = max (line->l - count, 0);
1377 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1533
1534 // nuke wide char spanning the end
1535 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1536 scr_kill_char (*line, screen.cur.col + count);
1537
1378 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1538 for (int col = screen.cur.col; (col + count) < ncol; col++)
1379 stp[col] = stp[col + count]; 1539 {
1380 srp[col] = srp[col + count]; 1540 line->t[col] = line->t[col + count];
1381 } 1541 line->r[col] = line->r[col + count];
1382 rxvt_blank_line(aR_ 1542 }
1383 &(stp[R->TermWin.ncol - count]), 1543
1384 &(srp[R->TermWin.ncol - count]), 1544 scr_blank_line (*line, ncol - count, count, rstyle);
1385 (unsigned int)count, tr); 1545
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 1546 if (selection.op && current_screen == selection.screen
1391 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1547 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1548 {
1392 if (R->selection.end.row != R->screen.cur.row 1549 if (selection.end.row != screen.cur.row
1393 || (R->screen.cur.col >= R->selection.beg.col - count) 1550 || (screen.cur.col >= selection.beg.col - count)
1394 || R->selection.end.col >= R->TermWin.ncol) 1551 || selection.end.col >= ncol)
1395 CLEAR_SELECTION(R); 1552 CLEAR_SELECTION ();
1396 else { 1553 else
1397 /* shift selection */ 1554 {
1398 R->selection.beg.col -= count; 1555 /* shift selection */
1556 selection.beg.col -= count;
1399 R->selection.mark.col -= count; /* XXX: yes? */ 1557 selection.mark.col -= count; /* XXX: yes? */
1400 R->selection.end.col -= count; 1558 selection.end.col -= count;
1401 } 1559 }
1402 } 1560 }
1403 break; 1561
1562 break;
1404 } 1563 }
1405} 1564}
1406 1565
1407/* ------------------------------------------------------------------------- */ 1566/* ------------------------------------------------------------------------- */
1408/* 1567/*
1409 * Set the scrolling region 1568 * Set the scrolling region
1410 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1569 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1411 */ 1570 */
1412/* EXTPROTO */
1413void 1571void
1414rxvt_scr_scroll_region(pR_ int top, int bot) 1572rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1415{ 1573{
1416 MAX_IT(top, 0); 1574 max_it (top, 0);
1417 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1575 min_it (bot, nrow - 1);
1576
1418 if (top > bot) 1577 if (top > bot)
1419 return; 1578 return;
1579
1420 R->screen.tscroll = top; 1580 screen.tscroll = top;
1421 R->screen.bscroll = bot; 1581 screen.bscroll = bot;
1422 rxvt_scr_gotorc(aR_ 0, 0, 0); 1582 scr_gotorc (0, 0, 0);
1423} 1583}
1424 1584
1425/* ------------------------------------------------------------------------- */ 1585/* ------------------------------------------------------------------------- */
1426/* 1586/*
1427 * Make the cursor visible/invisible 1587 * Make the cursor visible/invisible
1428 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1588 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1429 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1589 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1430 */ 1590 */
1431/* EXTPROTO */
1432void 1591void
1433rxvt_scr_cursor_visible(pR_ int mode) 1592rxvt_term::scr_cursor_visible (int mode) NOTHROW
1434{ 1593{
1435 R->h->want_refresh = 1; 1594 want_refresh = 1;
1595
1436 if (mode) 1596 if (mode)
1437 R->screen.flags |= Screen_VisibleCursor; 1597 screen.flags |= Screen_VisibleCursor;
1438 else 1598 else
1439 R->screen.flags &= ~Screen_VisibleCursor; 1599 screen.flags &= ~Screen_VisibleCursor;
1440} 1600}
1441 1601
1442/* ------------------------------------------------------------------------- */ 1602/* ------------------------------------------------------------------------- */
1443/* 1603/*
1444 * Set/unset automatic wrapping 1604 * Set/unset automatic wrapping
1445 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1605 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1446 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1606 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1447 */ 1607 */
1448/* EXTPROTO */
1449void 1608void
1450rxvt_scr_autowrap(pR_ int mode) 1609rxvt_term::scr_autowrap (int mode) NOTHROW
1451{ 1610{
1452 if (mode) 1611 if (mode)
1453 R->screen.flags |= Screen_Autowrap; 1612 screen.flags |= Screen_Autowrap;
1454 else 1613 else
1455 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1614 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1456} 1615}
1457 1616
1458/* ------------------------------------------------------------------------- */ 1617/* ------------------------------------------------------------------------- */
1459/* 1618/*
1460 * Set/unset margin origin mode 1619 * Set/unset margin origin mode
… …
1463 * Relative mode: line numbers are relative to top margin of scrolling region 1622 * Relative mode: line numbers are relative to top margin of scrolling region
1464 * and the cursor cannot be moved outside. 1623 * and the cursor cannot be moved outside.
1465 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1624 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1466 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1625 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1467 */ 1626 */
1468/* EXTPROTO */
1469void 1627void
1470rxvt_scr_relative_origin(pR_ int mode) 1628rxvt_term::scr_relative_origin (int mode) NOTHROW
1471{ 1629{
1472 if (mode) 1630 if (mode)
1473 R->screen.flags |= Screen_Relative; 1631 screen.flags |= Screen_Relative;
1474 else 1632 else
1475 R->screen.flags &= ~Screen_Relative; 1633 screen.flags &= ~Screen_Relative;
1634
1476 rxvt_scr_gotorc(aR_ 0, 0, 0); 1635 scr_gotorc (0, 0, 0);
1477} 1636}
1478 1637
1479/* ------------------------------------------------------------------------- */ 1638/* ------------------------------------------------------------------------- */
1480/* 1639/*
1481 * Set insert/replace mode 1640 * Set insert/replace mode
1482 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1641 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1483 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1642 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1484 */ 1643 */
1485/* EXTPROTO */
1486void 1644void
1487rxvt_scr_insert_mode(pR_ int mode) 1645rxvt_term::scr_insert_mode (int mode) NOTHROW
1488{ 1646{
1489 if (mode) 1647 if (mode)
1490 R->screen.flags |= Screen_Insert; 1648 screen.flags |= Screen_Insert;
1491 else 1649 else
1492 R->screen.flags &= ~Screen_Insert; 1650 screen.flags &= ~Screen_Insert;
1493} 1651}
1494 1652
1495/* ------------------------------------------------------------------------- */ 1653/* ------------------------------------------------------------------------- */
1496/* 1654/*
1497 * Set/Unset tabs 1655 * Set/Unset tabs
1498 * XTERM_SEQ: Set tab at current column : ESC H 1656 * XTERM_SEQ: Set tab at current column : ESC H
1499 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1657 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1500 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1658 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1501 */ 1659 */
1502/* EXTPROTO */
1503void 1660void
1504rxvt_scr_set_tab(pR_ int mode) 1661rxvt_term::scr_set_tab (int mode) NOTHROW
1505{ 1662{
1506 if (mode < 0) 1663 if (mode < 0)
1507 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1664 memset (tabs, 0, ncol);
1508 else if (R->screen.cur.col < R->TermWin.ncol) 1665 else if (screen.cur.col < ncol)
1509 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1666 tabs [screen.cur.col] = !!mode;
1510} 1667}
1511 1668
1512/* ------------------------------------------------------------------------- */ 1669/* ------------------------------------------------------------------------- */
1513/* 1670/*
1514 * Set reverse/normal video 1671 * Set reverse/normal video
1515 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1672 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1516 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1673 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1517 */ 1674 */
1518/* EXTPROTO */
1519void 1675void
1520rxvt_scr_rvideo_mode(pR_ int mode) 1676rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1521{ 1677{
1678 rvideo_mode = on;
1679
1680#ifndef NO_BELL
1681 on ^= rvideo_bell;
1682#endif
1683
1684 if (rvideo_state != on)
1685 {
1686 rvideo_state = on;
1687
1688 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1689#ifdef HAVE_BG_PIXMAP
1690 if (bgPixmap.pixmap == None)
1691#endif
1692 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1693
1522 XGCValues gcvalue; 1694 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]; 1695 gcvalue.foreground = pix_colors[Color_fg];
1537 gcvalue.background = R->PixColors[Color_bg]; 1696 gcvalue.background = pix_colors[Color_bg];
1538 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1697 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1539 &gcvalue); 1698
1540 rxvt_scr_clear(aR); 1699 scr_clear ();
1541 rxvt_scr_touch(aR_ True); 1700 scr_touch (true);
1542 } 1701 }
1543} 1702}
1544 1703
1545/* ------------------------------------------------------------------------- */ 1704/* ------------------------------------------------------------------------- */
1546/* 1705/*
1547 * Report current cursor position 1706 * Report current cursor position
1548 * XTERM_SEQ: Report position: ESC [ 6 n 1707 * XTERM_SEQ: Report position: ESC [ 6 n
1549 */ 1708 */
1550/* EXTPROTO */
1551void 1709void
1552rxvt_scr_report_position(pR) 1710rxvt_term::scr_report_position () NOTHROW
1553{ 1711{
1554 rxvt_tt_printf(aR_ "\033[%d;%dR", R->screen.cur.row + 1, 1712 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1555 R->screen.cur.col + 1);
1556} 1713}
1557 1714
1558/* ------------------------------------------------------------------------- * 1715/* ------------------------------------------------------------------------- *
1559 * FONTS * 1716 * FONTS *
1560 * ------------------------------------------------------------------------- */ 1717 * ------------------------------------------------------------------------- */
1561 1718
1562/* 1719/*
1563 * Set font style 1720 * Set font style
1564 */ 1721 */
1565/* INTPROTO */
1566void 1722void
1567rxvt_set_font_style(pR) 1723rxvt_term::set_font_style () NOTHROW
1568{ 1724{
1725#if 0
1569 switch (R->h->charsets[R->screen.charset]) { 1726 switch (charsets [screen.charset])
1727 {
1570 case '0': /* DEC Special Character & Line Drawing Set */ 1728 case '0': /* DEC Special Character & Line Drawing Set */
1571 break; 1729 break;
1572 case 'A': /* United Kingdom (UK) */ 1730 case 'A': /* United Kingdom (UK) */
1573 break; 1731 break;
1574 case 'B': /* United States (USASCII) */ 1732 case 'B': /* United States (USASCII) */
1575 break; 1733 break;
1576 case '<': /* Multinational character set */ 1734 case '<': /* Multinational character set */
1577 break; 1735 break;
1578 case '5': /* Finnish character set */ 1736 case '5': /* Finnish character set */
1579 break; 1737 break;
1580 case 'C': /* Finnish character set */ 1738 case 'C': /* Finnish character set */
1581 break; 1739 break;
1582 case 'K': /* German character set */ 1740 case 'K': /* German character set */
1583 break; 1741 break;
1584 } 1742 }
1743#endif
1585} 1744}
1586 1745
1587/* ------------------------------------------------------------------------- */ 1746/* ------------------------------------------------------------------------- */
1588/* 1747/*
1589 * Choose a font 1748 * Choose a font
1590 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1749 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1591 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1750 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1592 * XTERM_SEQ: Invoke G2 character set: ESC N 1751 * XTERM_SEQ: Invoke G2 character set: ESC N
1593 * XTERM_SEQ: Invoke G3 character set: ESC O 1752 * XTERM_SEQ: Invoke G3 character set: ESC O
1594 */ 1753 */
1595/* EXTPROTO */
1596void 1754void
1597rxvt_scr_charset_choose(pR_ int set) 1755rxvt_term::scr_charset_choose (int set) NOTHROW
1598{ 1756{
1599 R->screen.charset = set; 1757 screen.charset = set;
1600 rxvt_set_font_style(aR); 1758 set_font_style ();
1601} 1759}
1602 1760
1603/* ------------------------------------------------------------------------- */ 1761/* ------------------------------------------------------------------------- */
1604/* 1762/*
1605 * Set a font 1763 * Set a font
… …
1607 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1765 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1608 * XTERM_SEQ: Set G2 character set: ESC * <C> 1766 * XTERM_SEQ: Set G2 character set: ESC * <C>
1609 * XTERM_SEQ: Set G3 character set: ESC + <C> 1767 * XTERM_SEQ: Set G3 character set: ESC + <C>
1610 * See set_font_style for possible values for <C> 1768 * See set_font_style for possible values for <C>
1611 */ 1769 */
1612/* EXTPROTO */
1613void 1770void
1614rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1771rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1615{ 1772{
1616 R->h->charsets[set] = (unsigned char)ch; 1773 charsets[set] = (unsigned char)ch;
1617 rxvt_set_font_style(aR); 1774 set_font_style ();
1618} 1775}
1619 1776
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 1777
1642/* ------------------------------------------------------------------------- * 1778/* ------------------------------------------------------------------------- *
1643 * MAJOR SCREEN MANIPULATION * 1779 * MAJOR SCREEN MANIPULATION *
1644 * ------------------------------------------------------------------------- */ 1780 * ------------------------------------------------------------------------- */
1645 1781
1646/* 1782/*
1783 * refresh matching text.
1784 */
1785bool
1786rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1787{
1788 bool found = false;
1789
1790 for (int i = 0; i < nrow; i++)
1791 {
1792 rend_t *drp = drawn_buf[i].r;
1793
1794 for (int col = 0; col < ncol; col++, drp++)
1795 if ((*drp & mask) == value)
1796 {
1797 found = true;
1798 *drp = ~value;
1799 }
1800 }
1801
1802 return found;
1803}
1804
1805/*
1647 * Refresh an area 1806 * Refresh an area
1648 */ 1807 */
1649enum { 1808enum {
1650 PART_BEG = 0, 1809 PART_BEG = 0,
1651 PART_END, 1810 PART_END,
1652 RC_COUNT 1811 RC_COUNT
1653}; 1812};
1654 1813
1655/* EXTPROTO */
1656void 1814void
1657rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1815rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1658{ 1816{
1659 int i; 1817 int i;
1660 row_col_t rc[RC_COUNT]; 1818 row_col_t rc[RC_COUNT];
1661 1819
1662 if (R->drawn_text == NULL) /* sanity check */ 1820 if (!drawn_buf) /* sanity check */
1663 return; 1821 return;
1664 1822
1665#ifdef DEBUG_STRICT 1823#ifndef NO_SLOW_LINK_SUPPORT
1666 x = max(x, (int)R->TermWin.int_bwidth); 1824 if (refresh_type == FAST_REFRESH && !display->is_local)
1667 x = min(x, (int)R->TermWin.width); 1825 {
1668 y = max(y, (int)R->TermWin.int_bwidth); 1826 y = 0;
1669 y = min(y, (int)R->TermWin.height); 1827 eheight = height;
1828 }
1670#endif 1829#endif
1671 1830
1672/* round down */ 1831 /* round down */
1673 rc[PART_BEG].col = Pixel2Col(x); 1832 rc[PART_BEG].col = Pixel2Col (x);
1674 rc[PART_BEG].row = Pixel2Row(y); 1833 rc[PART_BEG].row = Pixel2Row (y);
1675/* round up */ 1834 /* round up */
1676 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1835 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1677 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1836 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1678 1837
1679/* sanity checks */ 1838 /* sanity checks */
1680 for (i = PART_BEG; i < RC_COUNT; i++) { 1839 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 } 1840 {
1841 min_it (rc[i].col, ncol - 1);
1842 min_it (rc[i].row, nrow - 1);
1843 }
1684 1844
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++) 1845 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1688 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1846 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 1847
1848 num_scr_allow = 0;
1849
1691 if (refresh) 1850 if (refresh)
1692 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1851 scr_refresh ();
1693} 1852}
1694 1853
1695/* ------------------------------------------------------------------------- */ 1854/* ------------------------------------------------------------------------- */
1696/* 1855/*
1697 * Refresh the entire screen 1856 * Refresh the entire screen
1698 */ 1857 */
1699/* EXTPROTO */
1700void 1858void
1701rxvt_scr_touch(pR_ Bool refresh) 1859rxvt_term::scr_touch (bool refresh) NOTHROW
1702{ 1860{
1703 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1861 scr_expose (0, 0, width, height, refresh);
1704} 1862}
1705 1863
1706/* ------------------------------------------------------------------------- */ 1864/* ------------------------------------------------------------------------- */
1707/* 1865/*
1708 * Move the display so that the line represented by scrollbar value Y is at 1866 * Move the display so that the line represented by scrollbar value Y is at
1709 * the top of the screen 1867 * the top of the screen
1710 */ 1868 */
1711/* EXTPROTO */ 1869void
1712int
1713rxvt_scr_move_to(pR_ int y, int len) 1870rxvt_term::scr_move_to (int y, int len) NOTHROW
1714{ 1871{
1715 long p = 0; 1872 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} 1873}
1729 1874
1730/* ------------------------------------------------------------------------- */ 1875/* ------------------------------------------------------------------------- */
1731/* 1876/*
1732 * Page the screen up/down nlines 1877 * Page the screen up/down nlines
1733 * direction should be UP or DN 1878 * direction should be UP or DN
1734 */ 1879 */
1735/* EXTPROTO */ 1880bool
1736int
1737rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1881rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1738{ 1882{
1739 int n; 1883 int new_view_start =
1740 uint16_t oldviewstart; 1884 direction == UP ? view_start - nlines
1885 : view_start + nlines;
1741 1886
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); 1887 return scr_changeview (new_view_start);
1755} 1888}
1756 1889
1757/* INTPROTO */ 1890bool
1758int 1891rxvt_term::scr_changeview (int new_view_start) NOTHROW
1759rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1760{ 1892{
1761 if (R->TermWin.view_start != oldviewstart) { 1893 clamp_it (new_view_start, top_row, 0);
1894
1895 if (new_view_start == view_start)
1896 return false;
1897
1898 num_scr += new_view_start - view_start;
1899 view_start = new_view_start;
1762 R->h->want_refresh = 1; 1900 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 1901
1772/* ------------------------------------------------------------------------- */ 1902 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1773/* EXTPROTO */ 1903
1774void 1904 return true;
1775rxvt_scr_bell(pR) 1905}
1776{ 1906
1777#ifndef NO_BELL 1907#ifndef NO_BELL
1908void
1909rxvt_term::bell_cb (ev::timer &w, int revents)
1910{
1911 rvideo_bell = false;
1912 scr_rvideo_mode (rvideo_mode);
1913 refresh_check ();
1914}
1915#endif
1916
1917/* ------------------------------------------------------------------------- */
1918void
1919rxvt_term::scr_bell () NOTHROW
1920{
1921#ifndef NO_BELL
1922
1778# ifndef NO_MAPALERT 1923# ifndef NO_MAPALERT
1779# ifdef MAPALERT_OPTION 1924# ifdef MAPALERT_OPTION
1780 if (R->Options & Opt_mapAlert) 1925 if (option (Opt_mapAlert))
1781# endif 1926# endif
1782 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1927 XMapWindow (dpy, parent[0]);
1783# endif 1928# endif
1929
1930# if ENABLE_FRILLS
1931 if (option (Opt_urgentOnBell))
1932 set_urgency (1);
1933# endif
1934
1784 if (R->Options & Opt_visualBell) { 1935 if (option (Opt_visualBell))
1785 rxvt_scr_rvideo_mode(aR_ !R->h->rvideo); /* refresh also done */ 1936 {
1786 rxvt_scr_rvideo_mode(aR_ !R->h->rvideo); /* refresh also done */ 1937 rvideo_bell = true;
1938 scr_rvideo_mode (rvideo_mode);
1939 flush ();
1940
1941 bell_ev.start (VISUAL_BELL_DURATION);
1942 }
1787 } else 1943 else
1788 XBell(R->Xdisplay, 0); 1944 XBell (dpy, 0);
1945 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1789#endif 1946#endif
1790} 1947}
1791 1948
1792/* ------------------------------------------------------------------------- */ 1949/* ------------------------------------------------------------------------- */
1793/* ARGSUSED */ 1950/* ARGSUSED */
1794/* EXTPROTO */
1795void 1951void
1796rxvt_scr_printscreen(pR_ int fullhist) 1952rxvt_term::scr_printscreen (int fullhist) NOTHROW
1797{ 1953{
1798#ifdef PRINTPIPE 1954#ifdef PRINTPIPE
1799 int i, r1, nrows, row_offset; 1955 int nrows, row_start;
1800 text_t *t; 1956 FILE *fd = popen_printer ();
1801 FILE *fd;
1802 1957
1803 if ((fd = rxvt_popen_printer(aR)) == NULL) 1958 if (!fd)
1804 return; 1959 return;
1805 nrows = R->TermWin.nrow; 1960
1806 row_offset = R->TermWin.saveLines;
1807 if (!fullhist) 1961 if (fullhist)
1808 row_offset -= R->TermWin.view_start;
1809 else {
1810 nrows += R->TermWin.nscrolled;
1811 row_offset -= R->TermWin.nscrolled;
1812 } 1962 {
1813 1963 nrows = nrow - top_row;
1814 for (r1 = 0; r1 < nrows; r1++) { 1964 row_start = top_row;
1815 t = R->screen.text[r1 + row_offset]; 1965 }
1816 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1966 else
1817 if (!isspace(t[i]))
1818 break;
1819 fprintf(fd, "%.*s\n", (i + 1), t);
1820 } 1967 {
1968 nrows = nrow;
1969 row_start = view_start;
1970 }
1971
1972 wctomb (0, 0);
1973
1974 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1975 {
1976 text_t *tp = ROW(r1).t;
1977 int len = ROW(r1).l;
1978
1979 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1980 {
1981 char mb[MB_LEN_MAX];
1982 text_t t = *tp++;
1983 if (t == NOCHAR)
1984 continue;
1985
1986 len = wctomb (mb, t);
1987
1988 if (len <= 0)
1989 {
1990 mb[0] = ' ';
1991 len = 1;
1992 }
1993
1994 fwrite (mb, 1, len, fd);
1995 }
1996
1997 fputc ('\n', fd);
1998 }
1999
1821 rxvt_pclose_printer(fd); 2000 pclose_printer (fd);
1822#endif 2001#endif
1823} 2002}
1824 2003
1825/* ------------------------------------------------------------------------- */ 2004/* ------------------------------------------------------------------------- */
1826/* 2005/*
1827 * Refresh the screen 2006 * Refresh the screen
1828 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2007 * 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. 2008 * screen.text/screen.rend contain what the screen will change to.
2009 */
2010void
2011rxvt_term::scr_refresh () NOTHROW
2012{
2013 int16_t col, row, /* column/row we're processing */
2014 ocrow; /* old cursor row */
2015 int i; /* tmp */
2016#ifndef NO_CURSORCOLOR
2017 rend_t cc1; /* store colours at cursor position (s) */
2018#endif
2019 rend_t *crp; // cursor rendition pointer
2020 rend_t ccol1, /* Cursor colour */
2021 ccol2; /* Cursor colour2 */
2022
2023 want_refresh = 0; /* screen is current */
2024
2025 if (refresh_type == NO_REFRESH || !mapped)
2026 return;
2027
2028 /*
2029 * A: set up vars
1830 */ 2030 */
2031 refresh_count = 0;
1831 2032
1832#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2033 unsigned int old_screen_flags = screen.flags;
1833# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2034 char have_bg = 0;
1834# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2035#ifdef HAVE_BG_PIXMAP
2036 have_bg = bgPixmap.pixmap != None;
2037#endif
2038 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2039
2040 /*
2041 * B: reverse any characters which are selected
2042 */
2043 scr_reverse_selection ();
2044
2045 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2046#if ENABLE_OVERLAY
2047 scr_swap_overlay ();
2048#endif
2049
2050 char showcursor = screen.flags & Screen_VisibleCursor;
2051
2052 /*
2053 * C: set the cursor character (s)
2054 */
2055 {
2056 unsigned char setoldcursor;
2057
2058#ifdef CURSOR_BLINK
2059 if (hidden_cursor)
2060 showcursor = 0;
2061#endif
2062
2063 if (showcursor)
2064 {
2065 int col = screen.cur.col;
2066
2067 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2068 col--;
2069
2070 crp = &ROW(screen.cur.row).r[col];
2071
2072#ifndef NO_CURSORCOLOR
2073 cc1 = *crp & (RS_fgMask | RS_bgMask);
2074 if (ISSET_PIXCOLOR (Color_cursor))
2075 ccol1 = Color_cursor;
2076 else
2077#endif
2078#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2079 ccol1 = fgcolor_of (rstyle);
1835#else 2080#else
1836# define MONO_BOLD(x) \ 2081 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 2082#endif
1840 2083
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 2084#ifndef NO_CURSORCOLOR
1870 rend_t cc1; /* store colours at cursor position(s) */ 2085 if (ISSET_PIXCOLOR (Color_cursor2))
1871 rend_t cc2; /* store colours at cursor position(s) */ 2086 ccol2 = Color_cursor2;
2087 else
1872#endif 2088#endif
1873 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2089#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1874 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2090 ccol2 = bgcolor_of (rstyle);
1875 char *buffer; /* local copy of R->h->buffer */ 2091#else
1876 struct rxvt_hidden *h = R->h; 2092 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 2093#endif
1888 2094
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) 2095 if (focus)
1934 { 2096 {
2097 if (option (Opt_cursorUnderline))
2098 *crp ^= RS_Uline;
2099 else
2100 {
2101 *crp ^= RS_RVid;
2102 *crp = SET_FGCOLOR (*crp, ccol1);
2103 *crp = SET_BGCOLOR (*crp, ccol2);
2104 }
2105 }
2106 }
2107
2108 /* make sure no outline cursor is left around */
2109 setoldcursor = 0;
2110 if (ocrow != -1)
2111 {
2112 if (screen.cur.row - view_start != ocrow
2113 || screen.cur.col != oldcursor.col)
2114 {
2115 if (ocrow < nrow
2116 && oldcursor.col < ncol)
2117 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2118
2119 if (focus || !showcursor)
2120 oldcursor.row = -1;
2121 else
2122 setoldcursor = 1;
2123 }
2124 }
2125 else if (!focus)
2126 setoldcursor = 1;
2127
2128 if (setoldcursor)
2129 {
2130 if (screen.cur.row - view_start >= nrow)
2131 oldcursor.row = -1;
2132 else
2133 {
2134 oldcursor.row = screen.cur.row - view_start;
2135 oldcursor.col = screen.cur.col;
2136 }
2137 }
2138 }
2139
2140#ifndef NO_SLOW_LINK_SUPPORT
2141 /*
2142 * D: CopyArea pass - very useful for slower links
2143 * This has been deliberately kept simple.
2144 */
2145 if (!display->is_local
2146 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2147 && abs (num_scr) < nrow && !have_bg)
2148 {
2149 int16_t nits;
2150 int i = num_scr;
2151 int j;
2152 int len, wlen;
2153 dLocal (int, num_scr);
2154
2155 j = nrow;
2156 wlen = len = -1;
2157 row = i > 0 ? 0 : j - 1;
2158
2159 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2160 {
2161 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2162 {
2163 line_t s = ROW(view_start + row);
2164 line_t d = drawn_buf[row];
2165 line_t d2 = drawn_buf[row + i];
2166
2167 for (nits = 0, col = ncol; col--; )
2168 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2169 nits--;
2170 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2171 nits++;
2172
2173 if (nits > 8) /* XXX: arbitrary choice */
2174 {
2175 for (col = ncol; col--; )
2176 {
2177 *d.t++ = *d2.t++;
2178 *d.r++ = *d2.r++;
2179 }
2180
2181 if (len == -1)
2182 len = row;
2183
2184 wlen = row;
2185 continue;
2186 }
2187 }
2188
2189 if (len >= 0)
2190 {
2191 /* also comes here at end if needed because of >= above */
2192 if (wlen < len)
2193 ::swap (wlen, len);
2194
2195 XGCValues gcv;
2196
2197 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2198 XCopyArea (dpy, vt, vt,
2199 gc, 0, Row2Pixel (len + i),
2200 (unsigned int)this->width,
2201 (unsigned int)Height2Pixel (wlen - len + 1),
2202 0, Row2Pixel (len));
2203 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2204
2205 len = -1;
2206 }
2207 }
2208 }
2209#endif
2210
2211 /*
2212 * E: main pass across every character
2213 */
2214 for (row = 0; row < nrow; row++)
2215 {
2216 text_t *stp = ROW(view_start + row).t;
2217 rend_t *srp = ROW(view_start + row).r;
2218 text_t *dtp = drawn_buf[row].t;
2219 rend_t *drp = drawn_buf[row].r;
2220
2221 /*
2222 * E2: OK, now the real pass
2223 */
2224 int ypixel = (int)Row2Pixel (row);
2225
2226 for (col = 0; col < ncol; col++)
2227 {
2228 /* compare new text with old - if exactly the same then continue */
2229 if (stp[col] == dtp[col] /* Must match characters to skip. */
2230 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2231 || (stp[col] == ' ' /* space w/ no background change */
2232 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2233 continue;
2234
2235 // redraw one or more characters
2236
2237 // seek to the beginning of wide characters
2238 while (expect_false (stp[col] == NOCHAR && col > 0))
2239 --col;
2240
2241 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2242 text_t *text = stp + col;
2243 int count = 1;
2244
2245 dtp[col] = stp[col];
2246 drp[col] = rend;
2247
2248 int xpixel = Col2Pixel (col);
2249
2250 for (i = 0; ++col < ncol; )
2251 {
2252 if (stp[col] == NOCHAR)
2253 {
2254 dtp[col] = stp[col];
2255 drp[col] = srp[col];
2256
2257 count++;
2258 i++;
2259
2260 continue;
2261 }
2262
2263 if (!RS_SAME (rend, srp[col]))
2264 break;
2265
2266 count++;
2267
2268 if (stp[col] != dtp[col]
2269 || !RS_SAME (srp[col], drp[col]))
2270 {
2271 if (have_bg && (i++ > count / 2))
2272 break;
2273
2274 dtp[col] = stp[col];
2275 drp[col] = rend;
2276 i = 0;
2277 }
2278 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2279 break;
2280 }
2281
2282 col--; /* went one too far. move back */
2283 count -= i; /* dump any matching trailing chars */
2284
2285 // sometimes we optimize away the trailing NOCHAR's, add them back
2286 while (expect_false (i && text[count] == NOCHAR))
2287 count++, i--;
2288
2289 /*
2290 * Determine the attributes for the string
2291 */
2292 int fore = fgcolor_of (rend); // desired foreground
2293 int back = bgcolor_of (rend); // desired background
2294
2295 // only do special processing if any attributes are set, which is unlikely
2296 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2297 {
2298 bool invert = rend & RS_RVid;
2299
2300#ifndef NO_BOLD_UNDERLINE_REVERSE
2301 if (rend & RS_Bold && fore == Color_fg)
2302 {
2303 if (ISSET_PIXCOLOR (Color_BD))
2304 fore = Color_BD;
2305# if !ENABLE_STYLES
2306 else
2307 invert = !invert;
2308# endif
2309 }
2310
2311 if (rend & RS_Italic && fore == Color_fg)
2312 {
2313 if (ISSET_PIXCOLOR (Color_IT))
2314 fore = Color_IT;
2315# if !ENABLE_STYLES
2316 else
2317 invert = !invert;
2318# endif
2319 }
2320
2321 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2322 fore = Color_UL;
2323#endif
2324
2325#ifdef OPTION_HC
2326 if (rend & RS_Sel)
2327 {
2328 /* invert the column if no highlightColor is set or it is the
2329 * current cursor column */
2330 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2331 && ISSET_PIXCOLOR (Color_HC))
2332 {
2333 if (ISSET_PIXCOLOR (Color_HTC))
2334 fore = Color_HTC;
2335 // if invert is 0 reverse video is set so we use bg color as fg color
2336 else if (!invert)
2337 fore = back;
2338
2339 back = Color_HC;
2340 invert = 0;
2341 }
2342 }
2343#endif
2344
2345 if (invert)
2346 {
2347 ::swap (fore, back);
2348
2349#ifndef NO_BOLD_UNDERLINE_REVERSE
2350 if (fore == back)
2351 {
2352 fore = Color_bg;
2353 back = Color_fg;
2354 }
2355#endif
2356 }
2357
2358#ifdef TEXT_BLINK
2359 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2360 {
2361 if (!text_blink_ev.is_active ())
2362 {
2363 text_blink_ev.again ();
2364 hidden_text = 0;
2365 }
2366 else if (hidden_text)
2367 fore = back;
2368 }
2369#endif
2370
2371#if ENABLE_STYLES
2372 // "careful" (too wide) character handling
2373
2374 // include previous careful character(s) if possible, looks nicer (best effort...)
2375 while (text > stp
2376 && srp[text - stp - 1] & RS_Careful
2377 && RS_SAME (rend, srp[text - stp - 1]))
2378 text--, count++, xpixel -= fwidth;
2379
2380 // force redraw after "careful" characters to avoid pixel droppings
2381 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2382 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2383
2384 // force redraw before "careful" characters to avoid pixel droppings
2385 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2386 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2387#endif
2388 }
2389
2390 /*
2391 * Actually do the drawing of the string here
2392 */
2393 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2394
2395 if (expect_true (have_bg && back == Color_bg))
2396 {
2397 // this is very ugly, maybe push it into ->draw?
2398
2399 for (i = 0; i < count; i++) /* don't draw empty strings */
2400 if (text[i] != ' ')
2401 {
2402 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2403 goto did_clear;
2404 }
2405
2406 CLEAR_CHARS (xpixel, ypixel, count);
2407 did_clear: ;
2408 }
2409 else
2410 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2411
2412 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2413 {
2414#if ENABLE_FRILLS
2415 if (ISSET_PIXCOLOR (Color_underline))
2416 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2417 else
2418#endif
2419 XSetForeground (dpy, gc, pix_colors[fore]);
2420
2421 XDrawLine (dpy, vt, gc,
2422 xpixel, ypixel + font->ascent + 1,
2423 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2424 }
2425 } /* for (col....) */
2426 } /* for (row....) */
2427
2428 /*
2429 * G: cleanup cursor and display outline cursor if necessary
2430 */
2431 if (showcursor)
2432 {
2433 if (focus)
2434 {
2435 if (option (Opt_cursorUnderline))
2436 *crp ^= RS_Uline;
2437 else
2438 {
2439 *crp ^= RS_RVid;
2440#ifndef NO_CURSORCOLOR
2441 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2442#endif
2443 }
2444 }
2445 else if (oldcursor.row >= 0)
2446 {
2447 int cursorwidth = 1;
2448 int col = oldcursor.col;
2449
2450 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2451 col--;
2452
2453 while (col + cursorwidth < ncol
2454 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
1935 cursorwidth++; 2455 cursorwidth++;
1936 2456
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 2457#ifndef NO_CURSORCOLOR
1944 cc1 = *srp & (RS_fgMask | RS_bgMask);
1945 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor)) 2458 if (ISSET_PIXCOLOR (Color_cursor))
1946 ccol1 = Color_cursor; 2459 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
1947 else 2460 else
1948#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2461#endif
1949 ccol1 = GET_FGCOLOR(h->rstyle); 2462 XSetForeground (dpy, gc, pix_colors[ccol1]);
2463
2464 XDrawRectangle (dpy, vt, gc,
2465 Col2Pixel (col),
2466 Row2Pixel (oldcursor.row),
2467 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2468 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2469 }
2470 }
2471
2472 /*
2473 * H: cleanup selection
2474 */
2475#if ENABLE_OVERLAY
2476 scr_swap_overlay ();
2477#endif
2478 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2479
2480 scr_reverse_selection ();
2481
2482 screen.flags = old_screen_flags;
2483 num_scr = 0;
2484 num_scr_allow = 1;
2485}
2486
2487void
2488rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2489{
2490 if (!l.t)
2491 return;
2492
2493 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2494
2495 for (int i = ncol; i--; )
2496 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2497}
2498
2499void
2500rxvt_term::scr_remap_chars () NOTHROW
2501{
2502 for (int i = total_rows; i--; )
2503 scr_remap_chars (row_buf [i]);
2504
2505 for (int i = nrow; i--; )
2506 {
2507 scr_remap_chars (drawn_buf [i]);
2508 scr_remap_chars (swap_buf [i]);
2509 }
2510}
2511
2512void
2513rxvt_term::scr_recolour () NOTHROW
2514{
2515#ifdef HAVE_BG_PIXMAP
2516 bgPixmap.apply ();
1950#else 2517#else
1951 ccol1 = Color_fg;
1952#endif
1953 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor2))
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 2518
1966 while (IS_WIDE (*srp)) 2519 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
1967 cursorwidth++, srp++; 2520 XClearWindow (dpy, parent[0]);
1968 } 2521 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1969 2522
1970 /* make sure no outline cursor is left around */ 2523 if (scrollBar.win)
1971 setoldcursor = 0; 2524 {
1972 if (ocrow != -1) { 2525 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
1973 if (R->screen.cur.row + R->TermWin.view_start != ocrow 2526 scrollBar.state = STATE_IDLE;
1974 || R->screen.cur.col != h->oldcursor.col) { 2527 scrollBar.show (0);
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 }
1984 } else if (!R->TermWin.focus)
1985 setoldcursor = 1;
1986 if (setoldcursor) {
1987 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1988 h->oldcursor.row = -1;
1989 else {
1990 h->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1991 h->oldcursor.col = R->screen.cur.col;
1992 }
1993 }
1994 } 2528 }
1995 2529
1996#ifndef NO_SLOW_LINK_SUPPORT
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 {
2058 stp = R->screen.text[row + row_offset];
2059 srp = R->screen.rend[row + row_offset];
2060 dtp = R->drawn_text[row];
2061 drp = R->drawn_rend[row];
2062
2063/*
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 }
2125
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 2530#endif
2156 ) 2531
2157 back = Color_RV; 2532 /* bgPixmap.apply () does not do the following : */
2158#endif 2533 scr_clear ();
2534 scr_touch (true);
2535 want_refresh = 1;
2536}
2537
2538/* ------------------------------------------------------------------------- */
2539void
2540rxvt_term::scr_clear (bool really) NOTHROW
2541{
2542 if (!mapped)
2543 return;
2544
2545 num_scr_allow = 0;
2546 want_refresh = 1;
2547
2548 if (really)
2549 XClearWindow (dpy, vt);
2550}
2551
2552void
2553rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2554{
2555 int view_end = view_start + nrow;
2556 int row, col;
2557
2558 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2559 {
2560 text_t *stp = ROW(row).t;
2561 rend_t *srp = ROW(row).r;
2562
2563 for (col = beg_col; col < end_col; col++)
2564 srp[col] ^= rstyle1;
2565
2566 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2567 srp[col] ^= rstyle2;
2568
2569 if (++col < end_col)
2570 srp[col] ^= rstyle2;
2159 } 2571 }
2160#ifndef NO_BOLD_UNDERLINE_REVERSE 2572}
2161 else if (rend & RS_Bold) 2573
2162 { 2574void
2163 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_BD)) 2575rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2164 { 2576{
2165 fore = Color_BD; 2577 int view_end = view_start + nrow;
2166# ifndef VERYBOLD 2578 int row, col;
2167 rend &= ~RS_Bold; /* we've taken care of it */ 2579
2580 if (beg_row >= view_start)
2581 {
2582 col = beg_col;
2583 row = beg_row;
2584 }
2585 else
2586 {
2587 col = 0;
2588 row = view_start;
2589 }
2590
2591 for (; row < min (end_row, view_end); row++, col = 0)
2592 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2593 srp[col] ^= rstyle;
2594
2595 if (row == end_row)
2596 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2597 srp[col] ^= rstyle;
2598}
2599
2600/* ------------------------------------------------------------------------- */
2601void
2602rxvt_term::scr_reverse_selection () NOTHROW
2603{
2604 if (selection.op
2605 && current_screen == selection.screen
2606 && selection.end.row >= view_start)
2607 {
2608#if !ENABLE_MINIMAL
2609 if (selection.rect)
2610 scr_xor_rect (selection.beg.row, selection.beg.col,
2611 selection.end.row, selection.end.col,
2612 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2613 else
2168# endif 2614#endif
2169 } 2615 scr_xor_span (selection.beg.row, selection.beg.col,
2170 } 2616 selection.end.row, selection.end.col,
2171 else if (rend & RS_Uline) 2617 RS_Sel | RS_RVid);
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 }
2228#endif
2229 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2230 Col2Pixel(h->oldcursor.col),
2231 Row2Pixel(h->oldcursor.row),
2232 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2233 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2234 }
2235 }
2236/*
2237 * H: cleanup selection
2238 */
2239 rxvt_scr_reverse_selection(aR);
2240
2241/*
2242 * I: other general cleanup
2243 */
2244 if (clearfirst && R->TermWin.int_bwidth)
2245 /*
2246 * clear the whole screen height, note that width == 0 is treated
2247 * specially by XClearArea
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
2264 h->num_scr = 0;
2265 h->num_scr_allow = 1;
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;
2278#ifdef TRANSPARENT
2279 if ((R->Options & Opt_transparent) && (R->h->am_pixmap_trans == 0)) {
2280 int i;
2281
2282 if (!(R->Options & Opt_transparent_all))
2283 i = 0;
2284 else
2285 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2286 for (; i--;)
2287 if (R->TermWin.parent[i] != None)
2288 XClearWindow(R->Xdisplay, R->TermWin.parent[i]);
2289 }
2290#endif
2291 XClearWindow(R->Xdisplay, R->TermWin.vt);
2292}
2293
2294/* ------------------------------------------------------------------------- */
2295/* INTPROTO */
2296void
2297rxvt_scr_reverse_selection(pR)
2298{
2299 int i, col, row, end_row;
2300 rend_t *srp;
2301
2302 if (R->selection.op && R->h->current_screen == R->selection.screen) {
2303 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2304 i = R->selection.beg.row + R->TermWin.saveLines;
2305 row = R->selection.end.row + R->TermWin.saveLines;
2306 if (i >= end_row)
2307 col = R->selection.beg.col;
2308 else {
2309 col = 0;
2310 i = end_row;
2311 }
2312 end_row += R->TermWin.nrow;
2313 for (; i < row && i < end_row; i++, col = 0)
2314 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2315#ifndef OPTION_HC
2316 srp[col] ^= RS_RVid;
2317#else
2318 srp[col] ^= RS_Blink;
2319#endif
2320 if (i == row && i < end_row)
2321 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2322#ifndef OPTION_HC
2323 srp[col] ^= RS_RVid;
2324#else
2325 srp[col] ^= RS_Blink;
2326#endif
2327 } 2618 }
2328} 2619}
2329 2620
2330/* ------------------------------------------------------------------------- */ 2621/* ------------------------------------------------------------------------- */
2331/* 2622/*
2332 * Dump the whole scrollback and screen to the passed filedescriptor. The 2623 * Dump the whole scrollback and screen to the passed filedescriptor. The
2333 * invoking routine must close the fd. 2624 * invoking routine must close the fd.
2334 */ 2625 */
2335#if 0 2626#if 0
2336/* EXTPROTO */
2337void 2627void
2338rxvt_scr_dump(pR_ int fd) 2628rxvt_term::scr_dump (int fd) NOTHROW
2339{ 2629{
2340 int row, wrote; 2630 int row, wrote;
2341 unsigned int width, towrite; 2631 unsigned int width, towrite;
2342 char r1[] = "\n"; 2632 const char r1[] = "\n";
2343 2633
2344 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2634 for (row = saveLines + top_row;
2345 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2635 row < saveLines + nrow - 1; row++)
2346 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2636 {
2347 : R->TermWin.ncol; 2637 width = row_buf[row].l >= 0 ? row_buf[row].l
2638 : ncol;
2348 for (towrite = width; towrite; towrite -= wrote) { 2639 for (towrite = width; towrite; towrite -= wrote)
2640 {
2349 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2641 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2350 towrite); 2642 towrite);
2351 if (wrote < 0) 2643 if (wrote < 0)
2352 return; /* XXX: death, no report */ 2644 return; /* XXX: death, no report */
2353 } 2645 }
2354 if (R->screen.tlen[row] >= 0) 2646 if (row_buf[row].l >= 0)
2355 if (write(fd, r1, 1) <= 0) 2647 if (write (fd, r1, 1) <= 0)
2356 return; /* XXX: death, no report */ 2648 return; /* XXX: death, no report */
2357 } 2649 }
2358} 2650}
2359#endif 2651#endif
2360 2652
2361/* ------------------------------------------------------------------------- * 2653/* ------------------------------------------------------------------------- *
2362 * CHARACTER SELECTION * 2654 * CHARACTER SELECTION *
2363 * ------------------------------------------------------------------------- */ 2655 * ------------------------------------------------------------------------- */
2364
2365/*
2366 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2367 */
2368/* EXTPROTO */
2369void 2656void
2370rxvt_selection_check(pR_ int check_more) 2657rxvt_term::selection_check (int check_more) NOTHROW
2371{ 2658{
2372 row_col_t pos; 2659 row_col_t pos;
2373 2660
2374 if (!R->selection.op) 2661 if (!selection.op)
2375 return; 2662 return;
2376 2663
2377 pos.row = pos.col = 0; 2664 pos.row = pos.col = 0;
2378 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2665 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2379 || (R->selection.beg.row >= R->TermWin.nrow) 2666 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2380 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2667 || !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 2668 || (check_more == 1
2385 && R->h->current_screen == R->selection.screen 2669 && current_screen == selection.screen
2386 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2670 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2387 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2671 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2388 || (check_more == 2 2672 || (check_more == 2
2389 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2673 && ROWCOL_IS_BEFORE (selection.beg, pos)
2390 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2674 && ROWCOL_IS_AFTER (selection.end, pos))
2391 || (check_more == 3 2675 || (check_more == 3
2392 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2676 && ROWCOL_IS_AFTER (selection.end, pos))
2393 || (check_more == 4 /* screen width change */ 2677 || (check_more == 4 /* screen width change */
2394 && (R->selection.beg.row != R->selection.end.row 2678 && (selection.beg.row != selection.end.row
2395 || R->selection.end.col > R->TermWin.ncol))) 2679 || selection.end.col > ncol)))
2396 CLEAR_SELECTION(R); 2680 CLEAR_SELECTION ();
2397} 2681}
2398 2682
2399/* ------------------------------------------------------------------------- */ 2683/* ------------------------------------------------------------------------- */
2400/* 2684/*
2401 * Paste a selection direct to the command fd 2685 * Paste a selection direct to the command fd
2402 */ 2686 */
2403/* INTPROTO */
2404void 2687void
2405rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2688rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2406{ 2689{
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 */ 2690 /* convert normal newline chars into common keyboard Return key sequence */
2411 for (i = 0; i < nitems; i += PROP_SIZE) { 2691 for (unsigned int i = 0; i < len; i++)
2412 n = min(nitems - i, PROP_SIZE); 2692 if (data[i] == C0_LF)
2413 MEMCPY(ds, data + i, n); 2693 data[i] = C0_CR;
2414 for (j = 0; j < n; j++) 2694
2415 if (ds[j] == '\n') 2695 if (priv_modes & PrivMode_BracketPaste)
2416 ds[j] = '\r'; 2696 tt_printf ("\e[200~");
2417 rxvt_tt_write(aR_ ds, (int)n); 2697
2418 } 2698 tt_write (data, len);
2419 free(ds); 2699
2700 if (priv_modes & PrivMode_BracketPaste)
2701 tt_printf ("\e[201~");
2702}
2703
2704void
2705rxvt_term::paste (char *data, unsigned int len) NOTHROW
2706{
2707 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2708 return;
2709
2710 tt_paste (data, len);
2420} 2711}
2421 2712
2422/* ------------------------------------------------------------------------- */ 2713/* ------------------------------------------------------------------------- */
2423/* 2714/*
2424 * Respond to a notification that a primary selection has been sent 2715 * Respond to a notification that a primary selection has been sent
2425 * EXT: SelectionNotify 2716 * EXT: SelectionNotify
2426 */ 2717 */
2427/* EXTPROTO */ 2718void
2428int
2429rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2719rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2430{ 2720{
2431 long nread = 0; 2721 if (prop == None) /* check for failed XConvertSelection */
2722 {
2723 if ((selection_type & Sel_CompoundText))
2724 {
2725 int selnum = selection_type & Sel_whereMask;
2726
2727 selection_type = 0;
2728 if (selnum != Sel_direct)
2729 selection_request_other (XA_STRING, selnum);
2730 }
2731
2732 if ((selection_type & Sel_UTF8String))
2733 {
2734 int selnum = selection_type & Sel_whereMask;
2735
2736 selection_type = Sel_CompoundText;
2737 if (selnum != Sel_direct)
2738 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2739 else
2740 selection_type = 0;
2741 }
2742
2743 return;
2744 }
2745
2432 unsigned long bytes_after; 2746 unsigned long bytes_after;
2433 XTextProperty ct; 2747 XTextProperty ct;
2434#ifdef MULTICHAR_SET
2435 int dummy_count;
2436 char **cl;
2437#endif
2438 2748
2439 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->h->selection_wait)); 2749 if (XGetWindowProperty (dpy, win, prop,
2440 2750 0, PROP_SIZE / 4,
2441 if (prop == None) { /* check for failed XConvertSelection */ 2751 delete_prop, AnyPropertyType,
2442#ifdef MULTICHAR_SET 2752 &ct.encoding, &ct.format,
2443 if ((R->h->selection_type & Sel_CompoundText)) { 2753 &ct.nitems, &bytes_after,
2444 int selnum = R->h->selection_type & Sel_whereMask; 2754 &ct.value) != Success)
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 } 2755 {
2453 for (;;) { 2756 ct.value = 0;
2454 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2757 goto bailout;
2455 (long)(PROP_SIZE / 4), delete_prop, 2758 }
2456 AnyPropertyType, &ct.encoding, &ct.format, 2759
2457 &ct.nitems, &bytes_after,
2458 &ct.value) != Success)
2459 break;
2460 if (ct.encoding == 0) { 2760 if (ct.encoding == None)
2461 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2761 goto bailout;
2462 break; 2762
2463 } 2763 if (bytes_after)
2764 {
2765 // fetch and append remaining data
2766 XTextProperty ct2;
2767
2768 if (XGetWindowProperty (dpy, win, prop,
2769 ct.nitems / 4, (bytes_after + 3) / 4,
2770 delete_prop, AnyPropertyType,
2771 &ct2.encoding, &ct2.format,
2772 &ct2.nitems, &bytes_after,
2773 &ct2.value) != Success)
2774 goto bailout;
2775
2776 // realloc should be compatible to XFree, here, and elsewhere, too
2777 ct.value = (unsigned char *)rxvt_realloc (ct.value, ct.nitems + ct2.nitems + 1);
2778 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2779 ct.nitems += ct2.nitems;
2780
2781 XFree (ct2.value);
2782 }
2783
2464 if (ct.value == NULL) { 2784 if (ct.value == 0)
2465 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!")); 2785 goto bailout;
2466 continue; 2786
2467 } 2787 if (ct.encoding == xa[XA_INCR])
2788 {
2789 // INCR selection, start handshake
2790 if (!delete_prop)
2791 XDeleteProperty (dpy, win, prop);
2792
2793 selection_wait = Sel_incr;
2794 incr_buf_fill = 0;
2795 incr_ev.start (10);
2796
2797 goto bailout;
2798 }
2799
2468 if (ct.nitems == 0) { 2800 if (ct.nitems == 0)
2469 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2801 {
2470 if (R->h->selection_wait == Sel_normal && nread == 0) { 2802 if (selection_wait == Sel_incr)
2471 /* 2803 {
2804 XFree (ct.value);
2805
2806 // finally complete, now paste the whole thing
2807 selection_wait = Sel_normal;
2808 ct.value = (unsigned char *)incr_buf;
2809 ct.nitems = incr_buf_fill;
2810 incr_buf = 0;
2811 incr_buf_size = 0;
2812 incr_ev.stop ();
2813 }
2814 else
2815 {
2816 if (selection_wait == Sel_normal
2817 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2818 {
2819 /*
2472 * pass through again trying CUT_BUFFER0 if we've come from 2820 * pass through again trying CUT_BUFFER0 if we've come from
2473 * XConvertSelection() but nothing was presented 2821 * XConvertSelection () but nothing was presented
2474 */ 2822 */
2475 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2823 selection_paste (display->root, XA_CUT_BUFFER0, False);
2476 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2824 }
2825
2826 goto bailout;
2827 }
2477 } 2828 }
2478 nread = -1; /* discount any previous stuff */ 2829 else if (selection_wait == Sel_incr)
2479 break; 2830 {
2480 } 2831 incr_ev.start (10);
2481 nread += ct.nitems; 2832
2482#ifdef MULTICHAR_SET 2833 while (incr_buf_fill + ct.nitems > incr_buf_size)
2834 {
2835 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2836 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
2837 }
2838
2839 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2840 incr_buf_fill += ct.nitems;
2841
2842 goto bailout;
2843 }
2844
2845 char **cl;
2846 int cr;
2847
2848#if !ENABLE_MINIMAL
2849 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2850 // so recode it manually
2851 if (ct.encoding == xa[XA_UTF8_STRING])
2852 {
2853 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2854 char *s = rxvt_wcstombs (w);
2855 free (w);
2856 // TODO: strlen == only the first element will be converted. well...
2857 paste (s, strlen (s));
2858 free (s);
2859 }
2860 else
2861#endif
2483 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl, 2862 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2484 &dummy_count) == Success && cl) { 2863 && cl)
2485 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0])); 2864 {
2865 for (int i = 0; i < cr; i++)
2866 paste (cl[i], strlen (cl[i]));
2867
2486 XFreeStringList(cl); 2868 XFreeStringList (cl);
2869 }
2487 } else 2870 else
2488#endif 2871 paste ((char *)ct.value, ct.nitems); // paste raw
2489 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems); 2872
2490 if (bytes_after == 0) 2873bailout:
2491 break;
2492 XFree(ct.value); 2874 XFree (ct.value);
2493 } 2875
2494 if (ct.value)
2495 XFree(ct.value);
2496 if (R->h->selection_wait == Sel_normal) 2876 if (selection_wait == Sel_normal)
2877 selection_wait = Sel_none;
2878}
2879
2880void
2881rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2882{
2497 R->h->selection_wait = Sel_none; 2883 selection_wait = Sel_none;
2498 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2499 return (int)nread;
2500}
2501 2884
2502/* 2885 incr_buf_size = 0;
2503 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za> 2886 free (incr_buf);
2504 */ 2887
2505/* EXTPROTO */ 2888 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2889}
2890
2506void 2891void
2507rxvt_selection_property(pR_ Window win, Atom prop) 2892rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2508{ 2893{
2509 int reget_time = 0; 2894 if (prop == None || selection_wait != Sel_incr)
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; 2895 return;
2527#ifndef __CYGWIN32__ 2896
2528 if (atype == R->h->xa[XA_INCR]) { /* start an INCR transfer */ 2897 selection_paste (win, prop, true);
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} 2898}
2899
2549/* ------------------------------------------------------------------------- */ 2900/* ------------------------------------------------------------------------- */
2550/* 2901/*
2551 * Request the current selection: 2902 * Request the current selection:
2552 * Order: > internal selection if available 2903 * Order: > internal selection if available
2553 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2904 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2554 * > CUT_BUFFER0 2905 * > CUT_BUFFER0
2555 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2906 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2556 * will auto fallback to CUT_BUFFER0 2907 * will auto fallback to CUT_BUFFER0
2557 * EXT: button 2 release 2908 * EXT: button 2 release
2558 */ 2909 */
2559/* EXTPROTO */
2560void 2910void
2561rxvt_selection_request(pR_ Time tm, int x, int y) 2911rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2562{ 2912{
2563 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2913 if (selection.text && selnum == Sel_Primary)
2564 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2914 {
2565 return; /* outside window */ 2915 /* internal selection */
2566 2916 char *str = rxvt_wcstombs (selection.text, selection.len);
2567 if (R->selection.text != NULL) { /* internal selection */ 2917 paste (str, strlen (str));
2568 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2918 free (str);
2569 rxvt_PasteIt(aR_ R->selection.text, R->selection.len); 2919 return;
2570 return; 2920 }
2571 } else { 2921 else
2572 int i; 2922 {
2573
2574 R->h->selection_request_time = tm; 2923 selection_request_time = tm;
2575 R->h->selection_wait = Sel_normal; 2924 selection_wait = Sel_normal;
2576 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2925
2577#ifdef MULTICHAR_SET 2926#if X_HAVE_UTF8_STRING
2578 R->h->selection_type = Sel_CompoundText; 2927 selection_type = Sel_UTF8String;
2928 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2929 return;
2579#else 2930#else
2580 R->h->selection_type = 0; 2931 selection_type = Sel_CompoundText;
2932 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2933 return;
2581#endif 2934#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 } 2935 }
2936
2592 R->h->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2937 selection_wait = Sel_none; /* don't loop in selection_paste () */
2593 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2594 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2938 selection_paste (display->root, XA_CUT_BUFFER0, false);
2595} 2939}
2596 2940
2597/* INTPROTO */
2598int 2941int
2599rxvt_selection_request_other(pR_ Atom target, int selnum) 2942rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2600{ 2943{
2601 Atom sel; 2944 Atom sel;
2602#ifdef DEBUG_SELECT
2603 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2604#endif
2605 2945
2606 R->h->selection_type |= selnum; 2946 selection_type |= selnum;
2947
2607 if (selnum == Sel_Primary) 2948 if (selnum == Sel_Primary)
2608 sel = XA_PRIMARY; 2949 sel = XA_PRIMARY;
2609 else if (selnum == Sel_Secondary) 2950 else if (selnum == Sel_Secondary)
2610 sel = XA_SECONDARY; 2951 sel = XA_SECONDARY;
2611 else 2952 else
2612 sel = R->h->xa[XA_CLIPBOARD]; 2953 sel = xa[XA_CLIPBOARD];
2954
2613 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2955 if (XGetSelectionOwner (dpy, sel) != None)
2614 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2956 {
2615 XConvertSelection(R->Xdisplay, sel, target, R->h->xa[XA_VT_SELECTION], 2957 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2616 R->TermWin.vt, R->h->selection_request_time); 2958 vt, selection_request_time);
2617 return 1; 2959 return 1;
2618 } 2960 }
2961
2619 return 0; 2962 return 0;
2620} 2963}
2621 2964
2622/* ------------------------------------------------------------------------- */ 2965/* ------------------------------------------------------------------------- */
2623/* 2966/*
2624 * Clear all selected text 2967 * Clear all selected text
2625 * EXT: SelectionClear 2968 * EXT: SelectionClear
2626 */ 2969 */
2627/* EXTPROTO */
2628void 2970void
2629rxvt_selection_clear(pR) 2971rxvt_term::selection_clear (bool clipboard) NOTHROW
2630{ 2972{
2631 D_SELECT((stderr, "rxvt_selection_clear()")); 2973 if (!clipboard)
2632 2974 {
2633 R->h->want_refresh = 1; 2975 want_refresh = 1;
2634 if (R->selection.text) 2976 free (selection.text);
2635 free(R->selection.text);
2636 R->selection.text = NULL; 2977 selection.text = NULL;
2637 R->selection.len = 0; 2978 selection.len = 0;
2638 CLEAR_SELECTION(R); 2979 CLEAR_SELECTION ();
2980
2981 if (display->selection_owner == this)
2982 display->selection_owner = 0;
2983 }
2984 else
2985 {
2986 free (selection.clip_text);
2987 selection.clip_text = NULL;
2988 selection.clip_len = 0;
2989
2990 if (display->clipboard_owner == this)
2991 display->clipboard_owner = 0;
2992 }
2639} 2993}
2640 2994
2641/* ------------------------------------------------------------------------- */ 2995/* ------------------------------------------------------------------------- */
2642/* 2996/*
2643 * Copy a selection into the cut buffer 2997 * Copy a selection into the cut buffer
2644 * EXT: button 1 or 3 release 2998 * EXT: button 1 or 3 release
2645 */ 2999 */
2646/* EXTPROTO */
2647void 3000void
2648rxvt_selection_make(pR_ Time tm) 3001rxvt_term::selection_make (Time tm)
2649{ 3002{
2650 int i, col, end_col, row, end_row; 3003 int size;
2651 unsigned char *new_selection_text; 3004 wchar_t *new_selection_text;
2652 char *str; 3005 text_t *t;
2653 text_t *t;
2654#ifdef ACS_ASCII
2655 rend_t *re;
2656#endif
2657 3006
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) { 3007 switch (selection.op)
3008 {
2660 case SELECTION_CONT: 3009 case SELECTION_CONT:
2661 break; 3010 break;
2662 case SELECTION_INIT: 3011 case SELECTION_INIT:
2663 CLEAR_SELECTION(R); 3012 CLEAR_SELECTION ();
2664 /* FALLTHROUGH */ 3013 /* FALLTHROUGH */
2665 case SELECTION_BEGIN: 3014 case SELECTION_BEGIN:
2666 R->selection.op = SELECTION_DONE; 3015 selection.op = SELECTION_DONE;
2667 /* FALLTHROUGH */ 3016 /* FALLTHROUGH */
2668 default: 3017 default:
2669 return; 3018 return;
2670 } 3019 }
3020
2671 R->selection.op = SELECTION_DONE; 3021 selection.op = SELECTION_DONE;
2672 3022
2673 if (R->selection.clicks == 4) 3023 if (selection.clicks == 4)
2674 return; /* nothing selected, go away */ 3024 return; /* nothing selected, go away */
2675 3025
3026 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3027 return;
3028
2676 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 3029 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2677 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 3030 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2678 3031
2679 new_selection_text = (unsigned char *)str; 3032 int ofs = 0;
3033 int extra = 0;
2680 3034
2681 col = R->selection.beg.col; 3035 int col = selection.beg.col;
2682 MAX_IT(col, 0); 3036 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 3037
3038 int end_col;
3039
2686 for (; row <= end_row; row++, col = 0) 3040 for (; row <= selection.end.row; row++, col = 0)
3041 {
3042#if !ENABLE_MINIMAL
3043 if (selection.rect)
2687 { 3044 {
2688 t = &(R->screen.text[row][col]); 3045 col = selection.beg.col;
3046 end_col = selection.end.col;
3047 }
3048 else
3049#endif
3050 end_col = ROW(row).l;
2689 3051
2690 end_col = R->screen.tlen[row]; 3052 col = max (col, 0);
2691 3053
2692 if (end_col == -1)
2693 end_col = R->TermWin.ncol;
2694
2695 if (row == end_row) 3054 if (row == selection.end.row)
2696 MIN_IT (end_col, R->selection.end.col); 3055 min_it (end_col, selection.end.col);
2697 3056
3057 t = ROW(row).t + col;
3058
2698 for (; col < end_col; col++) 3059 for (; col < end_col; col++)
3060 {
2699 if (*t == NOCHAR) 3061 if (*t == NOCHAR)
2700 t++; 3062 t++;
3063#if ENABLE_COMBINING
3064 else if (IS_COMPOSE (*t))
3065 {
3066 int len = rxvt_composite.expand (*t, 0);
3067
3068 extra -= (len - 1);
3069
3070 if (extra < 0)
3071 {
3072 extra += size;
3073 size += size;
3074 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3075 }
3076
3077 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3078 }
3079#endif
2701 else 3080 else
2702 { 3081 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 } 3082 }
2711 3083
2712#ifndef NO_OLD_SELECTION 3084#if !ENABLE_MINIMAL
2713 if (R->selection_style == OLD_SELECT) 3085 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 { 3086 {
3087 while (ofs
3088 && new_selection_text[ofs - 1] != C0_LF
3089 && unicode::is_space (new_selection_text[ofs - 1]))
3090 --ofs;
3091
3092 new_selection_text[ofs++] = C0_LF;
3093 }
3094 else
3095#endif
3096 if (!ROW(row).is_longer ()
3097 && (row != selection.end.row || end_col != selection.end.col)
3098 && (row != selection.beg.row || selection.beg.col < ncol))
3099 new_selection_text[ofs++] = C0_LF;
3100 }
3101
3102 new_selection_text[ofs] = 0;
3103
3104 if (ofs == 0)
3105 {
2727 free (new_selection_text); 3106 free (new_selection_text);
2728 return; 3107 return;
2729 } 3108 }
2730 3109
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); 3110 free (selection.text);
2738 3111
2739 R->selection.text = new_selection_text; 3112 // we usually allocate much more than necessary, so realloc it smaller again
3113 selection.len = ofs;
3114 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2740 3115
2741 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3116 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2742 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3117 return;
2743 rxvt_print_error("can't get primary selection"); 3118
2744 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3119 selection_grab (tm);
2745 PropModeReplace, R->selection.text, (int)R->selection.len); 3120}
3121
3122bool
3123rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3124{
3125 Atom sel;
3126
3127 if (!clipboard)
3128 {
2746 R->h->selection_time = tm; 3129 selection_time = tm;
2747 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3130 sel = XA_PRIMARY;
3131 }
3132 else
3133 {
3134 clipboard_time = tm;
3135 sel = xa[XA_CLIPBOARD];
3136 }
3137
3138 XSetSelectionOwner (dpy, sel, vt, tm);
3139 if (XGetSelectionOwner (dpy, sel) == vt)
3140 {
3141 display->set_selection_owner (this, clipboard);
3142 return true;
3143 }
3144 else
3145 {
3146 selection_clear (clipboard);
3147 return false;
3148 }
3149
3150#if 0
3151 XTextProperty ct;
3152
3153 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3154 {
3155 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3156 XFree (ct.value);
3157 }
3158#endif
2748} 3159}
2749 3160
2750/* ------------------------------------------------------------------------- */ 3161/* ------------------------------------------------------------------------- */
2751/* 3162/*
2752 * Mark or select text based upon number of clicks: 1, 2, or 3 3163 * Mark or select text based upon number of clicks: 1, 2, or 3
2753 * EXT: button 1 press 3164 * EXT: button 1 press
2754 */ 3165 */
2755/* EXTPROTO */
2756void 3166void
2757rxvt_selection_click(pR_ int clicks, int x, int y) 3167rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2758{ 3168{
2759 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2760
2761 clicks = ((clicks - 1) % 3) + 1; 3169 clicks = ((clicks - 1) % 3) + 1;
2762 R->selection.clicks = clicks; /* save clicks so extend will work */ 3170 selection.clicks = clicks; /* save clicks so extend will work */
2763 3171
3172 if (clicks == 2 && !selection.rect
3173 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3174 {
3175 MEvent.clicks = 1; // what a mess
3176 selection.screen = current_screen;
3177 selection.op = SELECTION_CONT;
3178 return;
3179 }
3180
2764 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3181 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3182
2765 if (clicks == 2 || clicks == 3) 3183 if (clicks == 2 || clicks == 3)
2766 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3184 selection_extend_colrow (selection.mark.col,
2767 R->selection.mark.row 3185 selection.mark.row - view_start,
2768 + R->TermWin.view_start, 3186 0, /* button 3 */
2769 0, /* button 3 */ 3187 1, /* button press */
2770 1, /* button press */ 3188 0); /* click change */
2771 0); /* click change */
2772} 3189}
2773 3190
2774/* ------------------------------------------------------------------------- */ 3191/* ------------------------------------------------------------------------- */
2775/* 3192/*
2776 * Mark a selection at the specified col/row 3193 * Mark a selection at the specified col/row
2777 */ 3194 */
2778/* INTPROTO */
2779void 3195void
2780rxvt_selection_start_colrow(pR_ int col, int row) 3196rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2781{ 3197{
2782 R->h->want_refresh = 1; 3198 want_refresh = 1;
3199
3200 selection.mark.row = row + view_start;
2783 R->selection.mark.col = col; 3201 selection.mark.col = col;
2784 R->selection.mark.row = row - R->TermWin.view_start; 3202
2785 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3203 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2786 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3204 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3205
3206 while (selection.mark.col > 0
3207 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2787 MAX_IT(R->selection.mark.col, 0); 3208 --selection.mark.col;
2788 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2789 3209
2790 if (R->selection.op) { /* clear the old selection */ 3210 if (selection.op)
3211 {
3212 /* clear the old selection */
2791 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3213 selection.beg.row = selection.end.row = selection.mark.row;
2792 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3214 selection.beg.col = selection.end.col = selection.mark.col;
2793 } 3215 }
3216
2794 R->selection.op = SELECTION_INIT; 3217 selection.op = SELECTION_INIT;
2795 R->selection.screen = R->h->current_screen; 3218 selection.screen = current_screen;
2796} 3219}
2797 3220
2798/* ------------------------------------------------------------------------- */ 3221/* ------------------------------------------------------------------------- */
2799/* 3222/*
2800 * Word select: select text for 2 clicks 3223 * Word select: select text for 2 clicks
2801 * We now only find out the boundary in one direction 3224 * We now only find out the boundary in one direction
2802 */ 3225 */
2803 3226
2804/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3227/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2805#define DELIMIT_TEXT(x) \ 3228#define DELIMIT_TEXT(x) \
2806 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->h->rs[Rs_cutchars], (x)) != NULL)) 3229 (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 3230#define DELIMIT_REND(x) 1
2811#endif
2812 3231
2813/* INTPROTO */
2814void 3232void
2815rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3233rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2816{ 3234{
2817 int col, row, dirnadd, tcol, trow, w1, w2; 3235 int col, row, dirnadd, tcol, trow, w1, w2;
2818 row_col_t bound; 3236 row_col_t bound;
2819 text_t *stp; 3237 text_t *stp;
2820 rend_t *srp; 3238 rend_t *srp;
2821 3239
2822 if (dirn == UP) { 3240 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 } 3241 {
2831 row = mark->row + R->TermWin.saveLines; 3242 bound.row = top_row - 1;
3243 bound.col = 0;
3244 dirnadd = -1;
3245 }
3246 else
3247 {
3248 bound.row = nrow;
3249 bound.col = ncol - 1;
3250 dirnadd = 1;
3251 }
3252
3253 row = mark->row;
2832 col = mark->col; 3254 col = max (mark->col, 0);
2833 MAX_IT(col, 0); 3255
2834/* find the edge of a word */ 3256 /* find the edge of a word */
2835 stp = &(R->screen.text[row][col]); 3257 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2836 w1 = DELIMIT_TEXT(*stp); 3258 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2837 3259
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 (;;) { 3260 for (;;)
3261 {
2851 for (; col != bound.col; col += dirnadd) { 3262 for (; col != bound.col; col += dirnadd)
3263 {
2852 stp += dirnadd; 3264 stp += dirnadd;
3265 srp += dirnadd;
3266
3267 if (*stp == NOCHAR)
3268 continue;
3269
2853 if (DELIMIT_TEXT(*stp) != w1) 3270 if (DELIMIT_TEXT (*stp) != w1)
2854 break; 3271 break;
2855 srp += dirnadd;
2856 if (DELIMIT_REND(*srp) != w2) 3272 if (DELIMIT_REND (*srp) != w2)
2857 break; 3273 break;
2858 } 3274 }
3275
2859 if ((col == bound.col) && (row != bound.row)) { 3276 if ((col == bound.col) && (row != bound.row))
2860 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) { 3277 {
2861 trow = row + dirnadd; 3278 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2862 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0; 3279 {
2863 if (R->screen.text[trow] == NULL) 3280 trow = row + dirnadd;
2864 break; 3281 tcol = dirn == UP ? ncol - 1 : 0;
2865 stp = &(R->screen.text[trow][tcol]); 3282
2866 srp = &(R->screen.rend[trow][tcol]); 3283 if (!ROW(trow).t)
3284 break;
3285
3286 stp = ROW(trow).t + tcol;
3287 srp = ROW(trow).r + tcol;
3288
2867 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2) 3289 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3290 break;
3291
3292 row = trow;
3293 col = tcol;
3294 continue;
3295 }
3296 }
2868 break; 3297 break;
2869 row = trow;
2870 col = tcol;
2871 continue;
2872 } 3298 }
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 3299
2879 if (dirn == DN) 3300 if (dirn == DN)
2880 col++; /* put us on one past the end */ 3301 col++; /* put us on one past the end */
2881 3302
2882/* Poke the values back in */ 3303 /* Poke the values back in */
2883 ret->row = row - R->TermWin.saveLines; 3304 ret->row = row;
2884 ret->col = col; 3305 ret->col = col;
2885} 3306}
2886 3307
2887/* ------------------------------------------------------------------------- */ 3308/* ------------------------------------------------------------------------- */
2888/* 3309/*
2889 * Extend the selection to the specified x/y pixel location 3310 * Extend the selection to the specified x/y pixel location
2890 * EXT: button 3 press; button 1 or 3 drag 3311 * EXT: button 3 press; button 1 or 3 drag
2891 * flag == 0 ==> button 1 3312 * flag == 0 ==> button 1
2892 * flag == 1 ==> button 3 press 3313 * flag == 1 ==> button 3 press
2893 * flag == 2 ==> button 3 motion 3314 * flag == 2 ==> button 3 motion
2894 */ 3315 */
2895/* EXTPROTO */
2896void 3316void
2897rxvt_selection_extend(pR_ int x, int y, int flag) 3317rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2898{ 3318{
2899 int col, row; 3319 int col = clamp (Pixel2Col (x), 0, ncol);
3320 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2900 3321
2901 col = Pixel2Col(x); 3322 /*
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 3323 * 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 3324 * 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 3325 * 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. 3326 * be _past_ a character for it to be selected.
2913 */ 3327 */
2914 if (R->selection_style != OLD_SELECT) {
2915 if (((R->selection.clicks % 3) == 1) && !flag 3328 if (((selection.clicks % 3) == 1) && !flag
2916 && (col == R->selection.mark.col 3329 && (col == selection.mark.col
2917 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3330 && (row == selection.mark.row - view_start)))
3331 {
2918 /* select nothing */ 3332 /* select nothing */
2919 R->selection.beg.row = R->selection.end.row = 0; 3333 selection.beg.row = selection.end.row = 0;
2920 R->selection.beg.col = R->selection.end.col = 0; 3334 selection.beg.col = selection.end.col = 0;
2921 R->selection.clicks = 4; 3335 selection.clicks = 4;
2922 R->h->want_refresh = 1; 3336 want_refresh = 1;
2923 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2924 return; 3337 return;
2925 }
2926 } 3338 }
2927#endif 3339
2928 if (R->selection.clicks == 4) 3340 if (selection.clicks == 4)
2929 R->selection.clicks = 1; 3341 selection.clicks = 1;
3342
2930 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3343 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2931 flag == 1 ? 1 : 0, /* ? button press */ 3344 flag == 1 ? 1 : 0, /* ? button press */
2932 0); /* no click change */ 3345 0); /* no click change */
2933} 3346}
2934 3347
2935/* ------------------------------------------------------------------------- */ 3348/* ------------------------------------------------------------------------- */
2936/* 3349/*
2937 * Extend the selection to the specified col/row 3350 * Extend the selection to the specified col/row
2938 */ 3351 */
2939/* INTPROTO */
2940void 3352void
2941rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3353rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2942{ 3354{
2943 int16_t ncol = R->TermWin.ncol;
2944 int end_col;
2945 row_col_t pos; 3355 row_col_t pos;
2946 enum { 3356 enum {
2947 LEFT, RIGHT 3357 LEFT, RIGHT
2948 } closeto = RIGHT; 3358 } closeto = RIGHT;
2949 3359
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; 3360 want_refresh = 1;
3361
2954 switch (R->selection.op) { 3362 switch (selection.op)
3363 {
2955 case SELECTION_INIT: 3364 case SELECTION_INIT:
2956 CLEAR_SELECTION(R); 3365 CLEAR_SELECTION ();
2957 R->selection.op = SELECTION_BEGIN; 3366 selection.op = SELECTION_BEGIN;
2958 /* FALLTHROUGH */ 3367 /* FALLTHROUGH */
2959 case SELECTION_BEGIN: 3368 case SELECTION_BEGIN:
2960 if (row != R->selection.mark.row || col != R->selection.mark.col 3369 if (row != selection.mark.row || col != selection.mark.col
2961 || (!button3 && buttonpress)) 3370 || (!button3 && buttonpress))
2962 R->selection.op = SELECTION_CONT; 3371 selection.op = SELECTION_CONT;
2963 break; 3372 break;
2964 case SELECTION_DONE: 3373 case SELECTION_DONE:
2965 R->selection.op = SELECTION_CONT; 3374 selection.op = SELECTION_CONT;
2966 /* FALLTHROUGH */ 3375 /* FALLTHROUGH */
2967 case SELECTION_CONT: 3376 case SELECTION_CONT:
2968 break; 3377 break;
2969 case SELECTION_CLEAR: 3378 case SELECTION_CLEAR:
2970 rxvt_selection_start_colrow(aR_ col, row); 3379 selection_start_colrow (col, row);
2971 /* FALLTHROUGH */ 3380 /* FALLTHROUGH */
2972 default: 3381 default:
2973 return; 3382 return;
2974 } 3383 }
3384
2975 if (R->selection.beg.col == R->selection.end.col 3385 if (selection.beg.col == selection.end.col
2976 && R->selection.beg.col != R->selection.mark.col 3386 && selection.beg.col != selection.mark.col
2977 && R->selection.beg.row == R->selection.end.row 3387 && selection.beg.row == selection.end.row
2978 && R->selection.beg.row != R->selection.mark.row) { 3388 && selection.beg.row != selection.mark.row)
3389 {
2979 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3390 selection.beg.col = selection.end.col = selection.mark.col;
2980 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3391 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 } 3392 }
2983 3393
2984 pos.col = col; 3394 pos.col = col;
2985 pos.row = row; 3395 pos.row = view_start + row;
2986 3396
2987 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3397 /*
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 3398 * This is mainly xterm style selection with a couple of differences, mainly
3039 * in the way button3 drag extension works. 3399 * in the way button3 drag extension works.
3040 * We're either doing: button1 drag; button3 press; or button3 drag 3400 * 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 3401 * 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. 3402 * is always at the left/right edge of the selection.
3043 * b) button3 press: extend/contract character/word/line at whichever edge of 3403 * b) button3 press: extend/contract character/word/line at whichever edge of
3044 * the selection we are closest to. 3404 * the selection we are closest to.
3045 * c) button3 drag : extend/contract character/word/line - we select around 3405 * 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 3406 * 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 3407 * and it was decided by whichever point/word/line was `fixed' at the
3048 * time of the most recent button3 press 3408 * time of the most recent button3 press
3049 */ 3409 */
3050 if (button3 && buttonpress) { /* button3 press */ 3410 if (button3 && buttonpress)
3051 /* 3411 {
3412 /* button3 press */
3413 /*
3052 * first determine which edge of the selection we are closest to 3414 * first determine which edge of the selection we are closest to
3053 */ 3415 */
3054 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3416 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3055 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3417 || (!ROWCOL_IS_AFTER (pos, selection.end)
3056 && (((pos.col - R->selection.beg.col) 3418 && (((pos.col - selection.beg.col)
3057 + ((pos.row - R->selection.beg.row) * ncol)) 3419 + ((pos.row - selection.beg.row) * ncol))
3058 < ((R->selection.end.col - pos.col) 3420 < ((selection.end.col - pos.col)
3059 + ((R->selection.end.row - pos.row) * ncol))))) 3421 + ((selection.end.row - pos.row) * ncol)))))
3060 closeto = LEFT; 3422 closeto = LEFT;
3423
3061 if (closeto == LEFT) { 3424 if (closeto == LEFT)
3425 {
3062 R->selection.beg.row = pos.row; 3426 selection.beg.row = pos.row;
3063 R->selection.beg.col = pos.col; 3427 selection.beg.col = pos.col;
3064 R->selection.mark.row = R->selection.end.row; 3428 selection.mark.row = selection.end.row;
3065 R->selection.mark.col = R->selection.end.col 3429 selection.mark.col = selection.end.col - (selection.clicks == 2);
3066 - (R->selection.clicks == 2); 3430 }
3067 } else { 3431 else
3432 {
3068 R->selection.end.row = pos.row; 3433 selection.end.row = pos.row;
3069 R->selection.end.col = pos.col; 3434 selection.end.col = pos.col;
3070 R->selection.mark.row = R->selection.beg.row; 3435 selection.mark.row = selection.beg.row;
3071 R->selection.mark.col = R->selection.beg.col; 3436 selection.mark.col = selection.beg.col;
3072 } 3437 }
3438 }
3439 else
3440 {
3073 } else { /* button1 drag or button3 drag */ 3441 /* button1 drag or button3 drag */
3074 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) { 3442 if (ROWCOL_IS_AFTER (selection.mark, pos))
3443 {
3075 if ((R->selection.mark.row == R->selection.end.row) 3444 if (selection.mark.row == selection.end.row
3076 && (R->selection.mark.col == R->selection.end.col) 3445 && selection.mark.col == selection.end.col
3077 && clickchange && R->selection.clicks == 2) 3446 && clickchange
3078 R->selection.mark.col--; 3447 && selection.clicks == 2)
3448 selection.mark.col--;
3449
3079 R->selection.beg.row = pos.row; 3450 selection.beg.row = pos.row;
3080 R->selection.beg.col = pos.col; 3451 selection.beg.col = pos.col;
3081 R->selection.end.row = R->selection.mark.row; 3452 selection.end.row = selection.mark.row;
3082 R->selection.end.col = R->selection.mark.col 3453 selection.end.col = selection.mark.col + (selection.clicks == 2);
3083 + (R->selection.clicks == 2); 3454 }
3084 } else { 3455 else
3456 {
3085 R->selection.beg.row = R->selection.mark.row; 3457 selection.beg.row = selection.mark.row;
3086 R->selection.beg.col = R->selection.mark.col; 3458 selection.beg.col = selection.mark.col;
3087 R->selection.end.row = pos.row; 3459 selection.end.row = pos.row;
3088 R->selection.end.col = pos.col; 3460 selection.end.col = pos.col;
3089 } 3461 }
3090 } 3462 }
3091 3463
3092 if (R->selection.clicks == 1) { 3464 if (selection.clicks == 1)
3093 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines]; 3465 {
3094 if (end_col != -1 && R->selection.beg.col > end_col) { 3466 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3095#if 1 3467 && !ROW(selection.beg.row).is_longer ()
3096 R->selection.beg.col = ncol; 3468#if !ENABLE_MINIMAL
3097#else 3469 && !selection.rect
3098 if (R->selection.beg.row != R->selection.end.row) 3470#endif
3471 )
3099 R->selection.beg.col = ncol; 3472 selection.beg.col = ncol;
3100 else 3473
3101 R->selection.beg.col = R->selection.mark.col; 3474 if (
3475 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3476 && !ROW(selection.end.row).is_longer ()
3477#if !ENABLE_MINIMAL
3478 && !selection.rect
3479#endif
3480 )
3481 selection.end.col = ncol;
3482 }
3483 else if (selection.clicks == 2)
3484 {
3485 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3486 selection.end.col--;
3487
3488 selection_delimit_word (UP, &selection.beg, &selection.beg);
3489 selection_delimit_word (DN, &selection.end, &selection.end);
3490 }
3491 else if (selection.clicks == 3)
3492 {
3493#if ENABLE_FRILLS
3494 if (option (Opt_tripleclickwords))
3495 {
3496 selection_delimit_word (UP, &selection.beg, &selection.beg);
3497
3498 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3499 {
3500 if (!ROW(end_row).is_longer ())
3501 {
3502 selection.end.row = end_row;
3503 selection.end.col = ROW(end_row).l;
3504# if !ENABLE_MINIMAL
3505 selection_remove_trailing_spaces ();
3102#endif 3506# endif
3103 } 3507 break;
3104 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines]; 3508 }
3105 if (end_col != -1 && R->selection.end.col > end_col) 3509 }
3106 R->selection.end.col = ncol; 3510 }
3107 3511 else
3108 } else if (R->selection.clicks == 2) { 3512#endif
3513 {
3109 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg)) 3514 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3110 R->selection.end.col--; 3515 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 3516
3120 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg), 3517 selection.beg.col = 0;
3121 &(R->selection.beg)); 3518 selection.end.col = ncol;
3122 end_row = R->screen.tlen[R->selection.mark.row 3519
3123 + R->TermWin.saveLines]; 3520 // select a complete logical line
3124 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow; 3521 while (selection.beg.row > -saveLines
3125 end_row++) { 3522 && ROW(selection.beg.row - 1).is_longer ())
3126 end_col = R->screen.tlen[end_row + R->TermWin.saveLines]; 3523 selection.beg.row--;
3127 if (end_col != -1) { 3524
3128 R->selection.end.row = end_row; 3525 while (selection.end.row < nrow
3129 R->selection.end.col = end_col; 3526 && ROW(selection.end.row).is_longer ())
3130 rxvt_selection_remove_trailing_spaces(aR); 3527 selection.end.row++;
3131 break; 3528 }
3132 }
3133 } 3529 }
3134 } else 3530
3135#endif 3531 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 } 3532 {
3143 if (button3 && buttonpress) { /* mark may need to be changed */ 3533 /* mark may need to be changed */
3144 if (closeto == LEFT) { 3534 if (closeto == LEFT)
3535 {
3145 R->selection.mark.row = R->selection.end.row; 3536 selection.mark.row = selection.end.row;
3146 R->selection.mark.col = R->selection.end.col 3537 selection.mark.col = selection.end.col - (selection.clicks == 2);
3147 - (R->selection.clicks == 2); 3538 }
3148 } else { 3539 else
3540 {
3149 R->selection.mark.row = R->selection.beg.row; 3541 selection.mark.row = selection.beg.row;
3150 R->selection.mark.col = R->selection.beg.col; 3542 selection.mark.col = selection.beg.col;
3151 } 3543 }
3152 } 3544 }
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 3545
3157#ifndef NO_FRILLS 3546#if !ENABLE_MINIMAL
3158/* INTPROTO */ 3547 if (selection.rect && selection.beg.col > selection.end.col)
3548 ::swap (selection.beg.col, selection.end.col);
3549#endif
3550}
3551
3552#if !ENABLE_MINIMAL
3159void 3553void
3160rxvt_selection_remove_trailing_spaces(pR) 3554rxvt_term::selection_remove_trailing_spaces () NOTHROW
3161{ 3555{
3162 int32_t end_col, end_row; 3556 int32_t end_col, end_row;
3163 text_t *stp; 3557 text_t *stp;
3164 3558
3165 end_col = R->selection.end.col; 3559 end_col = selection.end.col;
3166 end_row = R->selection.end.row; 3560 end_row = selection.end.row;
3561
3167 for ( ; end_row >= R->selection.beg.row; ) { 3562 for (; end_row >= selection.beg.row; )
3168 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3563 {
3564 stp = ROW(end_row).t;
3565
3169 while (--end_col >= 0) { 3566 while (--end_col >= 0)
3170 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3567 {
3171 break; 3568 if (stp[end_col] != NOCHAR
3172 } 3569 && !unicode::is_space (stp[end_col]))
3570 break;
3571 }
3572
3173 if (end_col >= 0 3573 if (end_col >= 0
3174 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3574 || !ROW(end_row - 1).is_longer ())
3575 {
3175 R->selection.end.col = end_col + 1; 3576 selection.end.col = end_col + 1;
3176 R->selection.end.row = end_row; 3577 selection.end.row = end_row;
3177 break; 3578 break;
3178 } 3579 }
3179 end_row--; 3580
3180 end_col = R->TermWin.ncol; 3581 end_row--;
3582 end_col = ncol;
3181 } 3583 }
3584
3182 if (R->selection.mark.row > R->selection.end.row) { 3585 if (selection.mark.row > selection.end.row)
3586 {
3183 R->selection.mark.row = R->selection.end.row; 3587 selection.mark.row = selection.end.row;
3184 R->selection.mark.col = R->selection.end.col; 3588 selection.mark.col = selection.end.col;
3589 }
3185 } else if (R->selection.mark.row == R->selection.end.row 3590 else if (selection.mark.row == selection.end.row
3186 && R->selection.mark.col > R->selection.end.col) 3591 && selection.mark.col > selection.end.col)
3187 R->selection.mark.col = R->selection.end.col; 3592 selection.mark.col = selection.end.col;
3188} 3593}
3189#endif 3594#endif
3190 3595
3191/* ------------------------------------------------------------------------- */ 3596/* ------------------------------------------------------------------------- */
3192/* 3597/*
3193 * Double click on button 3 when already selected 3598 * Double click on button 3 when already selected
3194 * EXT: button 3 double click 3599 * EXT: button 3 double click
3195 */ 3600 */
3196/* EXTPROTO */
3197void 3601void
3198rxvt_selection_rotate(pR_ int x, int y) 3602rxvt_term::selection_rotate (int x, int y) NOTHROW
3199{ 3603{
3200 R->selection.clicks = R->selection.clicks % 3 + 1; 3604 selection.clicks = selection.clicks % 3 + 1;
3201 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3605 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3202} 3606}
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 3607
3212/* ------------------------------------------------------------------------- */ 3608/* ------------------------------------------------------------------------- */
3213/* 3609/*
3214 * Respond to a request for our current selection 3610 * Respond to a request for our current selection
3215 * EXT: SelectionRequest 3611 * EXT: SelectionRequest
3216 */ 3612 */
3217/* EXTPROTO */
3218void 3613void
3219rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3614rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3220{ 3615{
3221 XSelectionEvent ev; 3616 XSelectionEvent ev;
3617
3618 ev.type = SelectionNotify;
3619 ev.property = None;
3620 ev.display = rq.display;
3621 ev.requestor = rq.requestor;
3622 ev.selection = rq.selection;
3623 ev.target = rq.target;
3624 ev.time = rq.time;
3625
3626 if (rq.target == xa[XA_TARGETS])
3627 {
3628 Atom target_list[6];
3629 Atom *target = target_list;
3630
3631 *target++ = xa[XA_TARGETS];
3632 *target++ = xa[XA_TIMESTAMP];
3633 *target++ = XA_STRING;
3634 *target++ = xa[XA_TEXT];
3635 *target++ = xa[XA_COMPOUND_TEXT];
3636#if X_HAVE_UTF8_STRING
3637 *target++ = xa[XA_UTF8_STRING];
3638#endif
3639
3640 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3641 32, PropModeReplace,
3642 (unsigned char *)target_list, target - target_list);
3643 ev.property = rq.property;
3644 }
3645#if TODO // TODO
3646 else if (rq.target == xa[XA_MULTIPLE])
3647 {
3648 /* TODO: Handle MULTIPLE */
3649 }
3650#endif
3651 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3652 {
3653 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3654 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3655 ev.property = rq.property;
3656 }
3657 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3658 {
3659 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3660 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3661 ev.property = rq.property;
3662 }
3663 else if (rq.target == XA_STRING
3664 || rq.target == xa[XA_TEXT]
3665 || rq.target == xa[XA_COMPOUND_TEXT]
3666 || rq.target == xa[XA_UTF8_STRING]
3667 )
3668 {
3669 XTextProperty ct;
3670 Atom target = rq.target;
3671 short freect = 0;
3672 int selectlen;
3673 wchar_t *cl;
3674 enum {
3675 enc_string = XStringStyle,
3676 enc_text = XStdICCTextStyle,
3677 enc_compound_text = XCompoundTextStyle,
3678#ifdef X_HAVE_UTF8_STRING
3679 enc_utf8 = XUTF8StringStyle,
3680#else
3681 enc_utf8 = -1,
3682#endif
3683 } style;
3684
3685 if (target == XA_STRING)
3686 // we actually don't do XA_STRING, but who cares, as i18n clients
3687 // will ask for another format anyways.
3688 style = enc_string;
3689 else if (target == xa[XA_TEXT])
3690 style = enc_text;
3691 else if (target == xa[XA_COMPOUND_TEXT])
3692 style = enc_compound_text;
3693#if !ENABLE_MINIMAL
3694 else if (target == xa[XA_UTF8_STRING])
3695 style = enc_utf8;
3696#endif
3697 else
3698 {
3699 target = xa[XA_COMPOUND_TEXT];
3700 style = enc_compound_text;
3701 }
3702
3703 if (rq.selection == XA_PRIMARY && selection.text)
3704 {
3705 cl = selection.text;
3706 selectlen = selection.len;
3707 }
3708 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3709 {
3710 cl = selection.clip_text;
3711 selectlen = selection.clip_len;
3712 }
3713 else
3714 {
3715 cl = L"";
3716 selectlen = 0;
3717 }
3718
3719#if !ENABLE_MINIMAL
3720 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3721 // so recode it manually
3722 if (style == enc_utf8)
3723 {
3724 freect = 1;
3725 ct.encoding = target;
3726 ct.format = 8;
3727 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3728 ct.nitems = strlen ((char *)ct.value);
3729 }
3730 else
3731#endif
3732 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3733 freect = 1;
3734 else
3735 {
3736 /* if we failed to convert then send it raw */
3737 ct.value = (unsigned char *)cl;
3738 ct.nitems = selectlen;
3739 ct.encoding = target;
3740 }
3741
3742 XChangeProperty (dpy, rq.requestor, rq.property,
3743 ct.encoding, 8, PropModeReplace,
3744 ct.value, (int)ct.nitems);
3745 ev.property = rq.property;
3746
3747 if (freect)
3748 XFree (ct.value);
3749 }
3750
3751 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3752}
3753
3754/* ------------------------------------------------------------------------- */
3222#ifdef USE_XIM 3755#ifdef USE_XIM
3223 Atom32 target_list[4]; 3756void
3224#else 3757rxvt_term::im_set_position (XPoint &pos) NOTHROW
3225 Atom32 target_list[3]; 3758{
3226#endif 3759 XWindowAttributes xwa;
3227 Atom target;
3228 XTextProperty ct;
3229 XICCEncodingStyle style;
3230 char *cl[2], dummy[1];
3231 3760
3232 ev.type = SelectionNotify; 3761 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 3762
3240 if (rq->target == R->h->xa[XA_TARGETS]) { 3763 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3241 target_list[0] = (Atom32) R->h->xa[XA_TARGETS]; 3764 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3242 target_list[1] = (Atom32) XA_STRING; 3765}
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 3766#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 3767
3267#ifdef USE_XIM 3768#if ENABLE_OVERLAY
3268 if (rq->target != XA_STRING) { 3769void
3269 target = R->h->xa[XA_COMPOUND_TEXT]; 3770rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3270 style = (rq->target == R->h->xa[XA_COMPOUND_TEXT]) 3771{
3271 ? XCompoundTextStyle : XStdICCTextStyle; 3772 if (nrow < 1 || ncol < 1)
3272 } else 3773 return;
3273#endif 3774
3274 { 3775 want_refresh = 1;
3275 target = XA_STRING; 3776
3276 style = XStringStyle; 3777 scr_overlay_off ();
3277 } 3778
3278 if (R->selection.text) { 3779 if (x < 0) x = ncol - w;
3279 cl[0] = (char *)R->selection.text; 3780 if (y < 0) y = nrow - h;
3280 selectlen = R->selection.len; 3781
3281 } else { 3782 // make space for border
3282 cl[0] = dummy; 3783 w += 2; min_it (w, ncol);
3283 *dummy = '\0'; 3784 h += 2; min_it (h, nrow);
3284 selectlen = 0; 3785
3285 } 3786 x -= 1; clamp_it (x, 0, ncol - w);
3286#ifdef USE_XIM 3787 y -= 1; clamp_it (y, 0, nrow - h);
3287 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3788
3288 == Success) /* if we failed to convert then send it raw */ 3789 ov.x = x; ov.y = y;
3289 freect = 1; 3790 ov.w = w; ov.h = h;
3290 else 3791
3291#endif 3792 ov.text = new text_t *[h];
3292 { 3793 ov.rend = new rend_t *[h];
3293 ct.value = (unsigned char *)cl[0]; 3794
3294 ct.nitems = selectlen; 3795 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 } 3796 {
3305 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3797 text_t *tp = ov.text[y] = new text_t[w];
3798 rend_t *rp = ov.rend[y] = new rend_t[w];
3799
3800 text_t t0, t1, t2;
3801 rend_t r = OVERLAY_RSTYLE;
3802
3803 if (y == 0)
3804 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3805 else if (y < h - 1)
3806 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3807 else
3808 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3809
3810 *tp++ = t0;
3811 *rp++ = r;
3812
3813 for (x = w - 2; x > 0; --x)
3814 {
3815 *tp++ = t1;
3816 *rp++ = r;
3817 }
3818
3819 *tp = t2;
3820 *rp = r;
3821 }
3306} 3822}
3307 3823
3824void
3825rxvt_term::scr_overlay_off () NOTHROW
3826{
3827 if (!ov.text)
3828 return;
3829
3830 want_refresh = 1;
3831
3832 for (int y = 0; y < ov.h; y++)
3833 {
3834 delete [] ov.text[y];
3835 delete [] ov.rend[y];
3836 }
3837
3838 delete [] ov.text; ov.text = 0;
3839 delete [] ov.rend; ov.rend = 0;
3840}
3841
3842void
3843rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3844{
3845 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3846 return;
3847
3848 x++, y++;
3849
3850 ov.text[y][x] = text;
3851 ov.rend[y][x] = rend;
3852}
3853
3854void
3855rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3856{
3857 while (*s)
3858 scr_overlay_set (x++, y, *s++);
3859}
3860
3861void
3862rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3863{
3864 while (*s)
3865 {
3866 text_t t = *s++;
3867 int width = WCWIDTH (t);
3868
3869 while (width--)
3870 {
3871 scr_overlay_set (x++, y, t);
3872 t = NOCHAR;
3873 }
3874 }
3875}
3876
3877void
3878rxvt_term::scr_swap_overlay () NOTHROW
3879{
3880 if (!ov.text)
3881 return;
3882
3883 // hide cursor if it is within the overlay area
3884 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3885 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3886 screen.flags &= ~Screen_VisibleCursor;
3887
3888 // swap screen mem with overlay
3889 for (int y = ov.h; y--; )
3890 {
3891 text_t *t1 = ov.text[y];
3892 rend_t *r1 = ov.rend[y];
3893
3894 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3895 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3896
3897 for (int x = ov.w; x--; )
3898 {
3899 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3900 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3901 }
3902 }
3903}
3904
3905#endif
3308/* ------------------------------------------------------------------------- * 3906/* ------------------------------------------------------------------------- */
3309 * MOUSE ROUTINES *
3310 * ------------------------------------------------------------------------- */
3311 3907
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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