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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.4 by pcg, Tue Nov 25 15:25:17 2003 UTC vs.
Revision 1.250 by root, Wed Jan 25 13:24:45 2006 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*--------------------------------*-C-*--------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.4 2003/11/25 15:25:17 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) 2003-2006 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 */ 31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32 32
33#include <stdint.h> 33#include <inttypes.h>
34#include <wchar.h> 34
35#include "salloc.C" // HACK, should be a seperate compile!
35 36
36inline void fill_text (text_t *start, text_t value, int len) 37inline void fill_text (text_t *start, text_t value, int len)
37{ 38{
38 while (len--) 39 while (len--)
39 *start++ = value; 40 *start++ = value;
40} 41}
41 42
42#define RESET_CHSTAT(H) \
43 if ((H)->chstat == WBYTE) \
44 (H)->chstat = SBYTE, (H)->lost_multi = 1
45
46/* ------------------------------------------------------------------------- */ 43/* ------------------------------------------------------------------------- */
47#define PROP_SIZE 16384 44#define PROP_SIZE 256*1024
45#define PASTE_SIZE 32768
48#define TABSIZE 8 /* default tab size */ 46#define TABSIZE 8 /* default tab size */
49 47
50/* ------------------------------------------------------------------------- * 48/* ------------------------------------------------------------------------- *
51 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
52 * ------------------------------------------------------------------------- */ 50 * ------------------------------------------------------------------------- */
53#define ZERO_SCROLLBACK(R) \ 51#define ZERO_SCROLLBACK() \
54 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 52 if (OPTION (Opt_scrollTtyOutput)) \
55 (R)->TermWin.view_start = 0 53 view_start = 0
56#define CLEAR_SELECTION(R) \ 54#define CLEAR_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 55 selection.beg.row = selection.beg.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 56 = selection.end.row = selection.end.col = 0
59#define CLEAR_ALL_SELECTION(R) \ 57#define CLEAR_ALL_SELECTION() \
60 (R)->selection.beg.row = (R)->selection.beg.col \ 58 selection.beg.row = selection.beg.col \
61 = (R)->selection.mark.row = (R)->selection.mark.col \ 59 = selection.mark.row = selection.mark.col \
62 = (R)->selection.end.row = (R)->selection.end.col = 0 60 = selection.end.row = selection.end.col = 0
63 61
64#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
65 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 63 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
66#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
67 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 65 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
68#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) > (D))) 67 (((A) == (C)) && ((B) > (D)))
70#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
71 (((A) == (C)) && ((B) >= (D))) 69 (((A) == (C)) && ((B) >= (D)))
72#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) < (D))) 71 (((A) == (C)) && ((B) < (D)))
74#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
75 (((A) == (C)) && ((B) <= (D))) 73 (((A) == (C)) && ((B) <= (D)))
76 74
77/* these must be row_col_t */ 75/* these must be row_col_t */
78#define ROWCOL_IS_AFTER(X, Y) \ 76#define ROWCOL_IS_AFTER(X, Y) \
79 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IS_BEFORE(X, Y) \ 78#define ROWCOL_IS_BEFORE(X, Y) \
81 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_AFTER(X, Y) \ 80#define ROWCOL_IN_ROW_AFTER(X, Y) \
83 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 82#define ROWCOL_IN_ROW_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 84#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) 85 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) \ 86#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) 87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
90 88
91/* 89/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row> 90 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 91 * 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 92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
95 */ 93 */
96#define drawBuffer (R->TermWin.vt) 94#define drawBuffer vt
97 95
98#define CLEAR_ROWS(row, num) \ 96#define CLEAR_ROWS(row, num) \
99 if (R->TermWin.mapped) \ 97 if (mapped) \
100 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \ 98 XClearArea (display->display, drawBuffer, 0, \
101 Row2Pixel(row), (unsigned int)R->TermWin.width, \ 99 Row2Pixel (row), (unsigned int)width, \
102 (unsigned int)Height2Pixel(num), False) 100 (unsigned int)Height2Pixel (num), False)
103 101
104#define CLEAR_CHARS(x, y, num) \ 102#define CLEAR_CHARS(x, y, num) \
105 if (R->TermWin.mapped) \ 103 if (mapped) \
106 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 104 XClearArea (display->display, drawBuffer, x, y, \
107 (unsigned int)Width2Pixel(num), \ 105 (unsigned int)Width2Pixel (num), \
108 (unsigned int)Height2Pixel(1), False) 106 (unsigned int)Height2Pixel (1), False)
109 107
110#define ERASE_ROWS(row, num) \ 108#define ERASE_ROWS(row, num) \
111 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \ 109 XFillRectangle (display->display, drawBuffer, gc, \
112 R->TermWin.int_bwidth, Row2Pixel(row), \ 110 0, Row2Pixel (row), \
113 (unsigned int)R->TermWin.width, \ 111 (unsigned int)width, \
114 (unsigned int)Height2Pixel(num)) 112 (unsigned int)Height2Pixel (num))
115 113
116/* ------------------------------------------------------------------------- * 114/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 115 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 116 * ------------------------------------------------------------------------- */
117
119/* Fill part/all of a line with blanks. */ 118/* Fill part/all of a line with blanks. */
120/* INTPROTO */
121void 119void
122rxvt_blank_line(pR_ text_t *et, rend_t *er, unsigned int width, rend_t efs) 120rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
123{ 121{
122 if (!l.t)
123 {
124 lalloc (l);
125 col = 0;
126 width = ncol;
127 }
128
129 l.touch ();
130
124 efs &= ~RS_baseattrMask; 131 efs &= ~RS_baseattrMask;
125 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
126 133
134 text_t *et = l.t + col;
135 rend_t *er = l.r + col;
136
127 while (width--) 137 while (width--)
128 { 138 {
129 *et++ = ' '; 139 *et++ = ' ';
130 *er++ = efs; 140 *er++ = efs;
131 } 141 }
132} 142}
133 143
134/* ------------------------------------------------------------------------- */ 144/* ------------------------------------------------------------------------- */
135/* Fill a full line with blanks - make sure it is allocated first */ 145/* Fill a full line with blanks - make sure it is allocated first */
136/* INTPROTO */
137void 146void
138rxvt_blank_screen_mem(pR_ text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 147rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
139{ 148{
140 int width = R->TermWin.ncol; 149 scr_blank_line (l, 0, ncol, efs);
141 rend_t *er;
142 150
143#ifdef DEBUG_STRICT 151 l.l = 0;
144 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 152 l.f = 0;
145#endif
146 if (tp[row] == NULL) {
147 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width);
148 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width);
149 }
150 rxvt_blank_line (aR_ tp[row], rp[row], width, efs);
151} 153}
152 154
153/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
156/* EXTPROTO */ 158
157void 159void
158rxvt_scr_reset(pR) 160rxvt_term::scr_reset ()
159{ 161{
160 unsigned int ncol, nrow, prev_ncol, prev_nrow, 162#if ENABLE_OVERLAY
161 total_rows, prev_total_rows; 163 scr_overlay_off ();
162 unsigned int p, q; 164#endif
163 int k;
164 rend_t setrstyle;
165 165
166 D_SCREEN((stderr, "rxvt_scr_reset()")); 166 view_start = 0;
167
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R);
170 R->num_scr = 0; 167 num_scr = 0;
171 168
172 prev_ncol = R->prev_ncol; 169 if (ncol == 0)
173 prev_nrow = R->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 if (current_screen != PRIMARY)
179 scr_swap_screen ();
180
181 // we need at least two lines for wrapping to work correctly
182 while (nrow + saveLines < 2)
183 {
184 //TODO//FIXME
185 saveLines++;
186 prev_nrow--;
187 top_row--;
188 }
189
183 R->want_refresh = 1; 190 want_refresh = 1;
184 191
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 192 int prev_total_rows = prev_nrow + saveLines;
193 total_rows = nrow + saveLines;
187 194
188 R->screen.tscroll = 0; 195 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 196 screen.bscroll = nrow - 1;
190 197
191 if (prev_nrow == 0) { 198 if (!row_buf)
192/* 199 {
200 /*
193 * A: first time called so just malloc everything : don't rely on realloc 201 * 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 202 */
195 */ 203 top_row = 0;
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 204 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 *));
200 205
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 206 talloc = new rxvt_salloc (ncol * sizeof (text_t));
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 207 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
203 208
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 209 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 *)); 210 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 211 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208 212
209 for (p = 0; p < nrow; p++) { 213 for (int row = nrow; row--; )
210 q = p + R->TermWin.saveLines;
211 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
212 q, DEFAULT_RSTYLE);
213 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
214 p, DEFAULT_RSTYLE);
215 R->screen.tlen[q] = R->swap.tlen[p] = 0;
216 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
217 p, DEFAULT_RSTYLE);
218 } 214 {
215 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
216 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
217 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
218 }
219
219 MEMSET(R->charsets, 'B', sizeof(R->charsets)); 220 memset (charsets, 'B', sizeof (charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->rstyle = DEFAULT_RSTYLE; 221 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 222 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 223 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 224 screen.charset = 0;
225 R->current_screen = PRIMARY; 225 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 226 scr_cursor (SAVE);
227
227#if NSCREENS 228#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 229 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 230 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 231 swap.charset = 0;
231 R->current_screen = SECONDARY; 232 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 233 scr_cursor (SAVE);
233 R->current_screen = PRIMARY; 234 current_screen = PRIMARY;
234#endif 235#endif
236
235 R->selection.text = NULL; 237 selection.text = NULL;
236 R->selection.len = 0; 238 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 239 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 240 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 241 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 242 rvideo_state = rvideo_mode = false;
241 R->rvideo = 0; 243 }
242 244 else
243 } else { 245 {
244/* 246 /*
245 * B1: add or delete rows as appropriate 247 * add or delete rows as appropriate
246 */ 248 */
247 setrstyle = DEFAULT_RSTYLE;
248 249
250 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
251 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
252
253#if 0
249 if (nrow < prev_nrow) { 254 if (nrow < prev_nrow)
250 /* delete rows */ 255 {
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++) { 256 for (int row = nrow; row < prev_nrow; row++)
254 q = p + R->TermWin.saveLines; 257 {
255 if (R->screen.text[q]) { 258 lfree (swap_buf [row]);
259 lfree (drawn_buf[row]);
260 }
261 }
262#endif
263
264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
265 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
266
267 for (int row = min (nrow, prev_nrow); row--; )
268 {
269 lresize (drawn_buf[row]);
270 lresize (swap_buf [row]);
271 }
272
273 for (int row = prev_nrow; row < nrow; row++)
274 {
275 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
276 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
277 }
278
279 line_t *old_buf = row_buf;
280 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
281
282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
283 int pend = MOD (term_start + top_row , prev_total_rows);
284 int q = total_rows; // rewrapped row
285
286 if (top_row)
287 {
288 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
289 // to come up with a lean and mean algorithm.
290
291 row_col_t ocur = screen.cur;
292 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
293
294 do
295 {
296 p = MOD (p - 1, prev_total_rows);
256#ifdef DEBUG_STRICT 297#ifdef DEBUG_STRICT
257 assert(R->screen.rend[q]); 298 assert (old_buf [MOD (p, prev_total_rows)].t);
258#endif 299#endif
259 free(R->screen.text[q]); 300 int plines = 1;
260 free(R->screen.rend[q]); 301 int llen = old_buf [MOD (p, prev_total_rows)].l;
302
303 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
304 {
305 p = MOD (p - 1, prev_total_rows);
306
307 plines++;
308 llen += prev_ncol;
261 } 309 }
262 if (R->swap.text[p]) { 310
263#ifdef DEBUG_STRICT 311 int qlines = max (0, (llen - 1) / ncol) + 1;
264 assert(R->swap.rend[p]); 312
265#endif 313 // drop partial lines completely
266 free(R->swap.text[p]); 314 if (q < qlines)
267 free(R->swap.rend[p]); 315 break;
316
317 q -= qlines;
318
319 int lofs = 0;
320 line_t *qline;
321
322 // re-assemble the full line by destination lines
323 for (int qrow = q; qlines--; qrow++)
324 {
325 qline = row_buf + qrow;
326 lalloc (*qline);
327 qline->l = ncol;
328 qline->is_longer (1);
329
330 int qcol = 0;
331
332 // see below for cursor adjustment rationale
333 if (p == ocur.row)
334 screen.cur.row = q - (total_rows - nrow);
335
336 // fill a single destination line
337 while (lofs < llen && qcol < ncol)
338 {
339 int prow = lofs / prev_ncol;
340 int pcol = lofs % prev_ncol;
341
342 prow = MOD (p + prow, prev_total_rows);
343
344 // we only adjust the cursor _row_ and put it into
345 // the topmost line of "long line" it was in, as
346 // this seems to upset applications/shells/readline
347 // least.
348 if (prow == ocur.row)
349 screen.cur.row = q - (total_rows - nrow);
350
351 line_t &pline = old_buf [prow];
352
353 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
354
355 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
356 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
357
358 lofs += len;
359 qcol += len;
360 }
268 } 361 }
269#ifdef DEBUG_STRICT 362
270 assert(R->drawn_text[p] && R->drawn_rend[p]); 363 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
271#endif 364 qline->is_longer (0);
272 free(R->drawn_text[p]); 365 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
273 free(R->drawn_rend[p]);
274 } 366 }
275 /* we have fewer rows so fix up cursor position */ 367 while (p != pend && q > 0);
276 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1);
277 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1);
278 368
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 369 term_start = total_rows - nrow;
370 top_row = q - term_start;
371
372 // make sure all terminal lines exist
373 while (top_row > 0)
374 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
375 }
376 else
377 {
378 // if no scrollback exists (yet), wing, instead of wrap
379
380 for (int row = min (nrow, prev_nrow); row--; )
381 {
382 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
383 line_t &qline = row_buf [row];
280 384
281 } else if (nrow > prev_nrow) { 385 qline = pline;
282 /* add rows */ 386 lresize (qline);
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */
284
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow);
286 for (p = prev_total_rows; p < total_rows; p++) {
287 R->screen.tlen[p] = 0;
288 R->screen.text[p] = NULL;
289 R->screen.rend[p] = NULL;
290 } 387 }
291 for (p = prev_total_rows; p < total_rows - k; p++) 388
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
293 p, setrstyle);
294 for (p = prev_nrow; p < nrow; p++) { 389 for (int row = prev_nrow; row < nrow; row++)
295 R->swap.tlen[p] = 0; 390 {
296 R->swap.text[p] = NULL; 391 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
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 } 392 }
305 if (k > 0) { 393
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1); 394 term_start = 0;
307 R->screen.cur.row += k;
308 R->screen.s_cur.row += k;
309 R->TermWin.nscrolled -= k;
310 } 395 }
311#ifdef DEBUG_STRICT 396
312 assert(R->screen.cur.row < R->TermWin.nrow); 397 free (old_buf);
313 assert(R->swap.cur.row < R->TermWin.nrow); 398 delete old_ta;
314#else /* drive with your eyes closed */ 399 delete old_ra;
315 MIN_IT(R->screen.cur.row, nrow - 1); 400
316 MIN_IT(R->swap.cur.row, nrow - 1); 401 clamp_it (screen.cur.row, 0, nrow - 1);
317#endif 402 clamp_it (screen.cur.col, 0, ncol - 1);
318 } 403
319/* B2: resize columns */
320 if (ncol != prev_ncol) {
321 for (p = 0; p < total_rows; p++) {
322 if (R->screen.text[p]) {
323 R->screen.text[p] = (text_t *)rxvt_realloc(R->screen.text[p], ncol * sizeof(text_t));
324 R->screen.rend[p] = (rend_t *)rxvt_realloc(R->screen.rend[p], ncol * sizeof(rend_t));
325 MIN_IT(R->screen.tlen[p], (int16_t)ncol);
326 if (ncol > prev_ncol)
327 rxvt_blank_line(aR_
328 &(R->screen.text[p][prev_ncol]),
329 &(R->screen.rend[p][prev_ncol]),
330 ncol - prev_ncol,
331 setrstyle);
332 }
333 }
334 for (p = 0; p < nrow; p++) {
335 R->drawn_text[p] = (text_t *)rxvt_realloc(R->drawn_text[p], ncol * sizeof(text_t));
336 R->drawn_rend[p] = (rend_t *)rxvt_realloc(R->drawn_rend[p], ncol * sizeof(rend_t));
337 if (R->swap.text[p]) {
338 R->swap.text[p] = (text_t *)rxvt_realloc(R->swap.text[p], ncol * sizeof(text_t));
339 R->swap.rend[p] = (rend_t *)rxvt_realloc(R->swap.rend[p], ncol * sizeof(rend_t));
340 MIN_IT(R->swap.tlen[p], (int16_t)ncol);
341 if (ncol > prev_ncol)
342 rxvt_blank_line(aR_
343 &(R->swap.text[p][prev_ncol]),
344 &(R->swap.rend[p][prev_ncol]),
345 ncol - prev_ncol, setrstyle);
346 }
347 if (ncol > prev_ncol)
348 rxvt_blank_line(aR_
349 &(R->drawn_text[p][prev_ncol]),
350 &(R->drawn_rend[p][prev_ncol]),
351 ncol - prev_ncol, setrstyle);
352 }
353 MIN_IT(R->screen.cur.col, (int16_t)ncol - 1);
354 MIN_IT(R->swap.cur.col, (int16_t)ncol - 1);
355 }
356 if (R->tabs)
357 free(R->tabs); 404 free (tabs);
358 } 405 }
359 406
407 CLEAR_ALL_SELECTION ();
408
409 prev_nrow = nrow;
410 prev_ncol = ncol;
411
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 412 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
361 413
362 for (p = 0; p < ncol; p++) 414 for (int col = ncol; col--; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 415 tabs [col] = col % TABSIZE == 0;
364 416
365 R->prev_nrow = nrow; 417 if (current_screen != PRIMARY)
366 R->prev_ncol = ncol; 418 scr_swap_screen ();
367 419
368 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->cmd_pid); 420 tt_winch ();
369}
370 421
371/* INTPROTO */ 422 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} 423}
394 424
395/* ------------------------------------------------------------------------- */ 425/* ------------------------------------------------------------------------- */
396/* 426/*
397 * Free everything. That way malloc debugging can find leakage. 427 * Free everything. That way malloc debugging can find leakage.
398 */ 428 */
399/* EXTPROTO */
400void 429void
401rxvt_scr_release(pR) 430rxvt_term::scr_release () NOTHROW
402{ 431{
403 uint16_t total_rows; 432 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 } 433 {
416 for (i = 0; i < R->TermWin.nrow; i++) { 434 delete talloc; talloc = 0;
417 free(R->drawn_text[i]); 435 delete ralloc; ralloc = 0;
418 free(R->drawn_rend[i]); 436
419 free(R->swap.text[i]); 437 free (row_buf);
420 free(R->swap.rend[i]); 438 free (swap_buf);
421 } 439 free (drawn_buf);
422 free(R->screen.text);
423 free(R->screen.tlen);
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); 440 free (tabs);
433 441
434/* NULL these so if anything tries to use them, we'll know about it */ 442 row_buf = 0; // signal that we freed all the arrays
435 R->screen.text = R->drawn_text = R->swap.text = NULL; 443 }
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} 444}
442 445
443/* ------------------------------------------------------------------------- */ 446/* ------------------------------------------------------------------------- */
444/* 447/*
445 * Hard reset 448 * Hard reset
446 */ 449 */
447/* EXTPROTO */
448void 450void
449rxvt_scr_poweron(pR) 451rxvt_term::scr_poweron ()
450{ 452{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 453 scr_release ();
454 R->prev_nrow = R->prev_ncol = 0; 454 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 455 scr_reset ();
456 456
457 rxvt_scr_clear(aR); 457 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 458 scr_refresh ();
459#ifdef RXVT_GRAPHICS
460 rxvt_Gr_reset(aR);
461#endif
462} 459}
463 460
464/* ------------------------------------------------------------------------- * 461/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 462 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 463 * ------------------------------------------------------------------------- */
467/* 464/*
468 * Save and Restore cursor 465 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 466 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 467 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 468 */
472/* EXTPROTO */
473void 469void
474rxvt_scr_cursor(pR_ int mode) 470rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
475{ 471{
476 screen_t *s; 472 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 473
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 474#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->current_screen == SECONDARY) 475 if (current_screen == SECONDARY)
482 s = &(R->swap); 476 s = &swap;
483 else 477 else
484#endif 478#endif
485 s = &(R->screen); 479 s = &screen;
480
486 switch (mode) { 481 switch (mode)
482 {
487 case SAVE: 483 case SAVE:
488 s->s_cur.row = s->cur.row; 484 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 485 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->rstyle; 486 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 487 s->s_charset = screen.charset;
492 s->s_charset_char = R->charsets[s->charset]; 488 s->s_charset_char = charsets[screen.charset];
493 break; 489 break;
490
494 case RESTORE: 491 case RESTORE:
495 R->want_refresh = 1; 492 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 493 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 494 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 495 screen.flags &= ~Screen_WrapNext;
499 R->rstyle = s->s_rstyle; 496 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 497 screen.charset = s->s_charset;
501 R->charsets[s->charset] = s->s_charset_char; 498 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 499 set_font_style ();
503 break; 500 break;
504 } 501 }
502
505/* boundary check in case screen size changed between SAVE and RESTORE */ 503 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 504 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 505 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT 506#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 507 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 508 assert (s->cur.col >= 0);
511#else /* drive with your eyes closed */
512 MAX_IT(s->cur.row, 0);
513 MAX_IT(s->cur.col, 0);
514#endif 509#endif
510}
511
512void
513rxvt_term::scr_swap_screen ()
514{
515 if (!OPTION (Opt_secondaryScreen))
516 return;
517
518 for (int i = prev_nrow; i--; )
519 ::swap (ROW(i), swap_buf [i]);
520
521 ::swap (screen.cur, swap.cur);
522
523 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
524 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
515} 525}
516 526
517/* ------------------------------------------------------------------------- */ 527/* ------------------------------------------------------------------------- */
518/* 528/*
519 * Swap between primary and secondary screens 529 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 530 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 531 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 532 */
523/* EXTPROTO */ 533void
524int
525rxvt_scr_change_screen(pR_ int scrn) 534rxvt_term::scr_change_screen (int scrn)
526{ 535{
527 int i; 536 if (scrn == current_screen)
537 return;
538
539 want_refresh = 1;
540 view_start = 0;
541
542 selection_check (2); /* check for boundary cross */
543
544 int i = current_screen; current_screen = scrn; scrn = i;
545
528#if NSCREENS 546#if NSCREENS
529 int offset; 547 if (OPTION (Opt_secondaryScreen))
530#endif 548 {
531
532 R->want_refresh = 1;
533
534 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
535
536 R->TermWin.view_start = 0;
537 RESET_CHSTAT(R);
538
539 if (R->current_screen == scrn)
540 return R->current_screen;
541
542 rxvt_selection_check(aR_ 2); /* check for boundary cross */
543
544 SWAP_IT(R->current_screen, scrn, int);
545#if NSCREENS
546 R->num_scr = 0; 549 num_scr = 0;
547 offset = R->TermWin.saveLines; 550
548 for (i = R->prev_nrow; i--;) { 551 scr_swap_screen ();
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 552
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 553 ::swap (screen.charset, swap.charset);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 554 ::swap (screen.flags, swap.flags);
552 }
553 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
554 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
555# ifdef DEBUG_STRICT
556 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
557 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
558# else /* drive with your eyes closed */
559 MAX_IT(R->screen.cur.row, 0);
560 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
561 MAX_IT(R->screen.cur.col, 0);
562 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
563# endif
564 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
565 SWAP_IT(R->screen.flags, R->swap.flags, int);
566 R->screen.flags |= Screen_VisibleCursor; 555 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 556 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 } 557 }
558 else
575# endif 559#endif
576#else 560 if (OPTION (Opt_secondaryScroll))
577# ifdef SCROLL_ON_NO_SECONDARY
578# ifdef RXVT_GRAPHICS
579 if (rxvt_Gr_Displayed(aR))
580 rxvt_Gr_ClearScreen(aR);
581# endif
582 if (R->current_screen == PRIMARY
583# ifdef RXVT_GRAPHICS
584 && !rxvt_Gr_Displayed(aR)
585# endif
586 )
587 rxvt_scroll_text(aR_ 0, (R->prev_nrow - 1), R->prev_nrow, 0); 561 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
588# endif 562}
589#endif 563
564// clear WrapNext indicator, solidifying position on next line
565void
566rxvt_term::scr_do_wrap () NOTHROW
567{
568 if (!(screen.flags & Screen_WrapNext))
590 return scrn; 569 return;
570
571 screen.flags &= ~Screen_WrapNext;
572
573 screen.cur.col = 0;
574
575 if (screen.cur.row == screen.bscroll)
576 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
577 else if (screen.cur.row < nrow - 1)
578 screen.cur.row++;
591} 579}
592 580
593/* ------------------------------------------------------------------------- */ 581/* ------------------------------------------------------------------------- */
594/* 582/*
595 * Change the colour for following text 583 * Change the colour for following text
596 */ 584 */
597/* EXTPROTO */
598void 585void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 586rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 587{
588 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 589 color = fgbg;
590
602 if (fgbg == Color_fg) 591 if (fgbg == Color_fg)
603 R->rstyle = SET_FGCOLOR(R->rstyle, color); 592 rstyle = SET_FGCOLOR (rstyle, color);
604 else 593 else
605 R->rstyle = SET_BGCOLOR(R->rstyle, color); 594 rstyle = SET_BGCOLOR (rstyle, color);
606} 595}
607 596
608/* ------------------------------------------------------------------------- */ 597/* ------------------------------------------------------------------------- */
609/* 598/*
610 * Change the rendition style for following text 599 * Change the rendition style for following text
611 */ 600 */
612/* EXTPROTO */
613void 601void
614rxvt_scr_rendition(pR_ int set, int style) 602rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 603 {
616 if (set) 604 if (set)
617 R->rstyle |= style; 605 rstyle |= style;
618 else if (style == ~RS_None) 606 else if (style == ~RS_None)
619 R->rstyle = DEFAULT_RSTYLE; 607 rstyle = DEFAULT_RSTYLE;
620 else 608 else
621 R->rstyle &= ~style; 609 rstyle &= ~style;
622} 610 }
623 611
624/* ------------------------------------------------------------------------- */ 612/* ------------------------------------------------------------------------- */
625/* 613/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 614 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 615 * count positive ==> scroll up
628 * count negative ==> scroll down 616 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 617 */
631/* EXTPROTO */
632int 618int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 619rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
634{ 620{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 621 if (count == 0 || (row1 > row2))
639 return 0; 622 return 0;
640 623
641 R->want_refresh = 1; 624 want_refresh = 1;
642 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->current_screen == PRIMARY) ? "Primary" : "Secondary")); 625 num_scr += count;
643 626
644 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 627 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 628 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 629 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 630 {
631 top_row = max (top_row - count, -saveLines);
632
633 // scroll everything up 'count' lines
634 term_start = (term_start + count) % total_rows;
635
636 // sever bottommost line
637 {
638 line_t &l = ROW(row2 - count);
639 l.is_longer (0);
640 l.touch ();
641 }
642
643 // erase newly scrolled-in lines
644 for (int i = count; i--; )
648 else 645 {
649 R->TermWin.nscrolled = (uint16_t)nscrolled; 646 // basically this is a slightly optimized scr_blank_screen_mem
650 if ((R->Options & Opt_scrollWithBuffer) 647 // it is worth the effort on slower machines
651 && R->TermWin.view_start != 0 648 line_t &l = ROW(nrow - 1 - i);
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;
657 649
650 scr_blank_line (l, 0, l.l, rstyle);
651
652 l.l = 0;
653 l.f = 0;
654 }
655
656 // now copy lines below the scroll region bottom to the
657 // bottom of the screen again, so they look as if they
658 // hadn't moved.
659 for (int i = nrow; --i > row2; )
660 {
661 line_t &l1 = ROW(i - count);
662 line_t &l2 = ROW(i);
663
664 ::swap (l1, l2);
665 l2.touch ();
666 }
667
668 // move and/or clear selection, if any
658 if (R->selection.op && R->current_screen == R->selection.screen) { 669 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 670 {
660 j = R->selection.end.row + R->TermWin.saveLines; 671 selection.beg.row -= count;
661 if ((i < row1 && j > row1) 672 selection.end.row -= count;
662 || (i < row2 && j > row2) 673 selection.mark.row -= count;
663 || (i - count < row1 && i >= row1) 674
664 || (i - count > row2 && i <= row2) 675 if (selection.beg.row < top_row
665 || (j - count < row1 && j >= row1) 676 || selection.end.row < top_row
666 || (j - count > row2 && j <= row2)) { 677 || selection.mark.row < top_row)
678 {
667 CLEAR_ALL_SELECTION(R); 679 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 680 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 681 }
682 }
683
684 // finally move the view window, if desired
685 if (OPTION (Opt_scrollWithBuffer)
686 && view_start != 0
687 && view_start != -saveLines)
688 scr_page (UP, count);
689
690 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
691 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
692 }
693 else
694 {
695 if (selection.op && current_screen == selection.screen)
696 {
697 if ((selection.beg.row < row1 && selection.end.row > row1)
698 || (selection.beg.row < row2 && selection.end.row > row2)
699 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
700 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
701 || (selection.end.row - count < row1 && selection.end.row >= row1)
702 || (selection.end.row - count > row2 && selection.end.row <= row2))
703 {
704 CLEAR_ALL_SELECTION ();
705 selection.op = SELECTION_CLEAR;
706 }
707 else if (selection.end.row >= row1 && selection.end.row <= row2)
708 {
670 /* move selected region too */ 709 /* move selected region too */
671 R->selection.beg.row -= count; 710 selection.beg.row -= count;
672 R->selection.end.row -= count; 711 selection.end.row -= count;
673 R->selection.mark.row -= count; 712 selection.mark.row -= count;
713
714 selection_check (0);
715 }
716 }
717
718 // use a simple and robust scrolling algorithm, this
719 // part of scr_scroll_text is not time-critical.
720
721 int rows = row2 - row1 + 1;
722
723 min_it (count, rows);
724
725 line_t *temp_buf = row_buf + total_rows;
726
727 for (int row = 0; row < rows; row++)
674 } 728 {
675 } 729 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 730
678 R->num_scr += count; 731 if (!IN_RANGE_EXC (row + count, 0, rows))
679 j = count; 732 scr_blank_screen_mem (temp_buf [row], rstyle);
680 if (count < 0)
681 count = -count;
682 i = row2 - row1 + 1;
683 MIN_IT(count, i);
684
685 if (j > 0) {
686/* A: scroll up */
687
688/* A1: Copy lines that will get clobbered by the rotation */
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 } 733 }
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 */
702 734
703/* B1: Copy lines that will get clobbered by the rotation */ 735 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 736 ROW(row1 + row) = temp_buf [row];
705 R->buf_text[i] = R->screen.text[j];
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 } 737 }
717 738
718/* C: Resurrect lines */
719 for (; i--; j++) {
720 R->screen.tlen[j] = 0;
721 R->screen.text[j] = R->buf_text[i];
722 R->screen.rend[j] = R->buf_rend[i];
723 if (!spec) /* line length may not equal TermWin.ncol */
724 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
725 (unsigned int)j, R->rstyle);
726 }
727
728#ifdef RXVT_GRAPHICS
729 if (rxvt_Gr_Displayed(aR))
730 rxvt_Gr_scroll(aR_ count);
731#endif
732 return count; 739 return count;
733} 740}
734 741
735/* ------------------------------------------------------------------------- */ 742/* ------------------------------------------------------------------------- */
736/* 743/*
737 * Add text given in <str> of length <len> to screen struct 744 * Add text given in <str> of length <len> to screen struct
738 */ 745 */
739/* EXTPROTO */
740void 746void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 747rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 748{
743 unsigned char checksel, clearsel;
744 uint32_t c;
745 int i, row, last_col;
746 text_t *stp;
747 rend_t *srp;
748
749 if (len <= 0) /* sanity */ 749 if (len <= 0) /* sanity */
750 return; 750 return;
751 751
752 unsigned char checksel;
753 unicode_t c;
754 int ncol = this->ncol;
755 const wchar_t *strend = str + len;
756
752 R->want_refresh = 1; 757 want_refresh = 1;
753 last_col = R->TermWin.ncol;
754
755 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
756 ZERO_SCROLLBACK(R); 758 ZERO_SCROLLBACK ();
759
757 if (nlines > 0) { 760 if (minlines > 0)
761 {
758 nlines += (R->screen.cur.row - R->screen.bscroll); 762 minlines += screen.cur.row - screen.bscroll;
763 min_it (minlines, screen.cur.row - top_row);
764
759 if ((nlines > 0) 765 if (minlines > 0
760 && (R->screen.tscroll == 0) 766 && screen.tscroll == 0
761 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 767 && screen.bscroll == nrow - 1)
768 {
762 /* _at least_ this many lines need to be scrolled */ 769 /* _at least_ this many lines need to be scrolled */
763 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 770 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
764 0);
765 R->screen.cur.row -= nlines; 771 screen.cur.row -= minlines;
766 } 772 }
767 } 773 }
774
768#ifdef DEBUG_STRICT 775#ifdef DEBUG_STRICT
769 assert(R->screen.cur.col < last_col); 776 assert (screen.cur.col < ncol);
770 assert((R->screen.cur.row < R->TermWin.nrow) 777 assert (screen.cur.row < nrow
771 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 778 && screen.cur.row >= top_row);
772#else /* drive with your eyes closed */
773 MIN_IT(R->screen.cur.col, last_col - 1);
774 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
775 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
776#endif 779#endif
777 row = R->screen.cur.row + R->TermWin.saveLines; 780 int row = screen.cur.row;
778 781
779 checksel = (R->selection.op 782 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
780 && R->current_screen == R->selection.screen) ? 1 : 0;
781 clearsel = 0;
782 783
783 stp = R->screen.text[row]; 784 line_t *line = &ROW(row);
784 srp = R->screen.rend[row];
785 785
786 for (i = 0; i < len;) { 786 while (str < strend)
787 c = str[i++]; 787 {
788 switch (c) { 788 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 case '\t': 789
790 rxvt_scr_tab(aR_ 1); 790 if (c < 0x20)
791 if (c == C0_LF)
792 {
793 max_it (line->l, screen.cur.col);
794
795 screen.flags &= ~Screen_WrapNext;
796
797 if (screen.cur.row == screen.bscroll)
798 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
799 else if (screen.cur.row < (nrow - 1))
800 row = ++screen.cur.row;
801
802 line = &ROW(row); /* _must_ refresh */
791 continue; 803 continue;
792 case '\n': 804 }
793 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 805 else if (c == C0_CR)
794 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 806 {
807 max_it (line->l, screen.cur.col);
808
795 R->screen.flags &= ~Screen_WrapNext; 809 screen.flags &= ~Screen_WrapNext;
796 if (R->screen.cur.row == R->screen.bscroll) 810 screen.cur.col = 0;
797 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0);
798 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
799 row = (++R->screen.cur.row) + R->TermWin.saveLines;
800 stp = R->screen.text[row]; /* _must_ refresh */
801 srp = R->screen.rend[row]; /* _must_ refresh */
802 RESET_CHSTAT(R);
803 continue; 811 continue;
804 case '\r': 812 }
805 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 813 else if (c == C0_HT)
806 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 814 {
807 R->screen.flags &= ~Screen_WrapNext; 815 scr_tab (1, true);
808 R->screen.cur.col = 0;
809 RESET_CHSTAT(R);
810 continue; 816 continue;
811 default:
812 if (c == 127)
813 continue; /* yummmm..... */
814 break;
815 } 817 }
816 818
817 if (checksel /* see if we're writing within selection */ 819 if (checksel /* see if we're writing within selection */
818 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 820 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
819 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 821 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
822 {
820 checksel = 0; 823 checksel = 0;
821 clearsel = 1;
822 } 824 /*
825 * If we wrote anywhere in the selected area, kill the selection
826 * XXX: should we kill the mark too? Possibly, but maybe that
827 * should be a similar check.
828 */
829 CLEAR_SELECTION ();
830 }
831
823 if (R->screen.flags & Screen_WrapNext) { 832 if (screen.flags & Screen_WrapNext)
824 R->screen.tlen[row] = -1;
825 if (R->screen.cur.row == R->screen.bscroll)
826 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0);
827 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
828 row = (++R->screen.cur.row) + R->TermWin.saveLines;
829 stp = R->screen.text[row]; /* _must_ refresh */
830 srp = R->screen.rend[row]; /* _must_ refresh */
831 R->screen.cur.col = 0;
832 R->screen.flags &= ~Screen_WrapNext;
833 } 833 {
834 if (R->screen.flags & Screen_Insert) 834 scr_do_wrap ();
835 rxvt_scr_insdel_chars(aR_ 1, INSERT); 835
836 line->l = ncol;
837 line->is_longer (1);
836 838
839 row = screen.cur.row;
840 line = &ROW(row); /* _must_ refresh */
841 }
842
843 // some utf-8 decoders "decode" surrogate characters: let's fix this.
844 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
845 c = 0xfffd;
846
847 // rely on wcwidth to tell us the character width, do wcwidth before
848 // further replacements, as wcwidth might return -1 for the line
849 // drawing characters below as they might be invalid in the current
850 // locale.
851 int width = WCWIDTH (c);
852
837 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 853 if (charsets [screen.charset] == '0') // DEC SPECIAL
838 switch (c) 854 {
855 // vt100 special graphics and line drawing
856 // 5f-7e standard vt100
857 // 40-5e rxvt extension for extra curses acs chars
858 static uint16_t vt100_0[62] = { // 41 .. 7e
859 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
860 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
861 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
862 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
863 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
864 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
865 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
866 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
867 };
868
869 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
839 { 870 {
840 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 871 c = vt100_0[c - 0x41];
841 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 872 width = 1; // vt100 line drawing characters are always single-width
842 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
843 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
844 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
845 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
846 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
847 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
848 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
849 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
850 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
851 } 873 }
874 }
852 875
853 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 876 if (screen.flags & Screen_Insert)
877 scr_insdel_chars (width, INSERT);
854 878
855 stp[R->screen.cur.col] = c; 879 if (width != 0)
856 srp[R->screen.cur.col] = rend;
857
858 if (c > 255)
859 { 880 {
860 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 881#if !UNICODE_3
861 int width = wcwidth (c); 882 // trim characters we can't store directly :(
883 if (c >= 0x10000)
884# if ENABLE_COMBINING
885 c = rxvt_composite.compose (c); // map to lower 16 bits
886# else
887 c = 0xfffd;
888# endif
889#endif
890
891 // nuke the character at this position, if required
892 if (line->t[screen.cur.col] == NOCHAR
893 || (screen.cur.col < ncol - 1
894 && line->t[screen.cur.col + 1] == NOCHAR))
862 895 {
863 if (width > 1) 896 int col = screen.cur.col;
897
898 // find begin
899 while (col > 0 && line->t[col] == NOCHAR)
900 col--;
901
902 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
903
904 // found begin, nuke
905 do {
906 line->t[col] = ' ';
907 line->r[col] = rend;
908 col++;
909 } while (col < ncol && line->t[col] == NOCHAR);
910 }
911
912 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
913
914 // if the character doesn't fit into the remaining columns...
915 if (screen.cur.col > ncol - width && ncol >= width)
864 { 916 {
865 while (--width > 0 && R->screen.cur.col < last_col - 1) 917 // ...output spaces
918 c = ' ';
919 // and try the same character next loop iteration
920 --str;
921 }
922
923 line->touch ();
924
925 do
926 {
927 line->t[screen.cur.col] = c;
928 line->r[screen.cur.col] = rend;
929
930 if (screen.cur.col < ncol - 1)
931 screen.cur.col++;
932 else
866 { 933 {
867 934 line->l = ncol;
868 srp[R->screen.cur.col] |= RS_wide; 935 if (screen.flags & Screen_Autowrap)
869 936 screen.flags |= Screen_WrapNext;
870 R->screen.cur.col++; 937 break;
871 stp[R->screen.cur.col] = NOCHAR;
872 srp[R->screen.cur.col] = rend;
873 } 938 }
939
940 c = NOCHAR;
941 }
942 while (--width > 0);
943
944 // pad with spaces when overwriting wide character with smaller one
945 if (!width)
946 {
947 line->touch ();
948
949 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
950 {
951 line->t[c] = ' ';
952 line->r[c] = rend;
874 } 953 }
875 } 954 }
876 955 }
877 if (R->screen.cur.col < last_col - 1) 956 else // width == 0
878 R->screen.cur.col++;
879 else {
880 R->screen.tlen[row] = last_col;
881 if (R->screen.flags & Screen_Autowrap)
882 R->screen.flags |= Screen_WrapNext;
883 } 957 {
884 } 958#if ENABLE_COMBINING
885 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 959 // handle combining characters
886 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 960 // we just tag the accent on the previous on-screen character.
961 // this is arguably not correct, but also arguably not wrong.
962 // we don't handle double-width characters nicely yet.
963 line_t *linep;
964 text_t *tp;
965 rend_t *rp;
887 966
888/* 967 if (screen.cur.col > 0)
889 * If we wrote anywhere in the selected area, kill the selection 968 {
890 * XXX: should we kill the mark too? Possibly, but maybe that 969 linep = line;
891 * should be a similar check. 970 tp = line->t + screen.cur.col - 1;
892 */ 971 rp = line->r + screen.cur.col - 1;
893 if (clearsel) 972 }
894 CLEAR_SELECTION(R); 973 else if (screen.cur.row > 0
974 && ROW(screen.cur.row - 1).is_longer ())
975 {
976 linep = &ROW(screen.cur.row - 1);
977 tp = line->t + ncol - 1;
978 rp = line->r + ncol - 1;
979 }
980 else
981 continue;
982
983 linep->touch ();
984
985 while (*tp == NOCHAR && tp > linep->t)
986 tp--, rp--;
987
988 // first try to find a precomposed character
989 unicode_t n = rxvt_compose (*tp, c);
990 if (n == NOCHAR)
991 n = rxvt_composite.compose (*tp, c);
992
993 *tp = n;
994 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
995#endif
996 }
997 }
998
999 max_it (line->l, screen.cur.col);
895 1000
896#ifdef DEBUG_STRICT 1001#ifdef DEBUG_STRICT
897 assert(R->screen.cur.row >= 0); 1002 assert (screen.cur.row >= 0);
898#else /* drive with your eyes closed */
899 MAX_IT(R->screen.cur.row, 0);
900#endif 1003#endif
901} 1004}
902 1005
903/* ------------------------------------------------------------------------- */ 1006/* ------------------------------------------------------------------------- */
904/* 1007/*
905 * Process Backspace. Move back the cursor back a position, wrap if have to 1008 * Process Backspace. Move back the cursor back a position, wrap if have to
906 * XTERM_SEQ: CTRL-H 1009 * XTERM_SEQ: CTRL-H
907 */ 1010 */
908/* EXTPROTO */
909void 1011void
910rxvt_scr_backspace(pR) 1012rxvt_term::scr_backspace () NOTHROW
911{ 1013{
912 RESET_CHSTAT(R);
913 R->want_refresh = 1; 1014 want_refresh = 1;
1015
914 if (R->screen.cur.col == 0) { 1016 if (screen.cur.col == 0)
1017 {
915 if (R->screen.cur.row > 0) { 1018 if (screen.cur.row > 0)
1019 {
916#ifdef TERMCAP_HAS_BW 1020#ifdef TERMCAP_HAS_BW
917 R->screen.cur.col = R->TermWin.ncol - 1; 1021 screen.cur.col = ncol - 1;
918 R->screen.cur.row--; 1022 screen.cur.row--;
919 return; 1023 return;
920#endif 1024#endif
921 } 1025 }
1026 }
922 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1027 else if (!(screen.flags & Screen_WrapNext))
923 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1028 scr_gotorc (0, -1, RELATIVE);
1029
924 R->screen.flags &= ~Screen_WrapNext; 1030 screen.flags &= ~Screen_WrapNext;
925} 1031}
926 1032
927/* ------------------------------------------------------------------------- */ 1033/* ------------------------------------------------------------------------- */
928/* 1034/*
929 * Process Horizontal Tab 1035 * Process Horizontal Tab
930 * count: +ve = forward; -ve = backwards 1036 * count: +ve = forward; -ve = backwards
931 * XTERM_SEQ: CTRL-I 1037 * XTERM_SEQ: CTRL-I
932 */ 1038 */
933/* EXTPROTO */
934void 1039void
935rxvt_scr_tab(pR_ int count) 1040rxvt_term::scr_tab (int count, bool ht) NOTHROW
936{ 1041{
937 int i, x; 1042 int i, x;
938 1043
939 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
940 R->want_refresh = 1; 1044 want_refresh = 1;
941 RESET_CHSTAT(R);
942 i = x = R->screen.cur.col; 1045 i = x = screen.cur.col;
1046
943 if (count == 0) 1047 if (count == 0)
944 return; 1048 return;
945 else if (count > 0) { 1049 else if (count > 0)
1050 {
1051 line_t &l = ROW(screen.cur.row);
1052 rend_t base_rend = l.r[i];
1053 ht &= l.t[i] == ' ';
1054
946 for (; ++i < R->TermWin.ncol; ) 1055 for (; ++i < ncol; )
947 if (R->tabs[i]) { 1056 if (tabs[i])
1057 {
948 x = i; 1058 x = i;
1059
949 if (!--count) 1060 if (!--count)
950 break; 1061 break;
1062 }
1063 else
1064 ht &= l.t[i] == ' '
1065 && RS_SAME (l.r[i], base_rend);
1066
1067 if (count)
1068 x = ncol - 1;
1069
1070 // store horizontal tab commands as characters inside the text
1071 // buffer so they can be selected and pasted.
1072 if (ht && OPTION (Opt_pastableTabs))
1073 {
1074 base_rend = SET_FONT (base_rend, 0);
1075
1076 l.touch (x);
1077
1078 i = screen.cur.col;
1079
1080 l.t[i] = '\t';
1081 l.r[i] = base_rend;
1082
1083 while (++i < x)
1084 {
1085 l.t[i] = NOCHAR;
1086 l.r[i] = base_rend;
951 } 1087 }
952 if (count) 1088 }
953 x = R->TermWin.ncol - 1; 1089 }
954 } else /* if (count < 0) */ { 1090 else /* if (count < 0) */
1091 {
955 for (; --i >= 0; ) 1092 for (; --i >= 0; )
956 if (R->tabs[i]) { 1093 if (tabs[i])
957 x = i;
958 if (!++count)
959 break;
960 } 1094 {
961 if (count)
962 x = 0; 1095 x = i;
1096 if (!++count)
1097 break;
1098 }
1099
1100 if (count)
1101 x = 0;
963 } 1102 }
1103
964 if (x != R->screen.cur.col) 1104 if (x != screen.cur.col)
965 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1105 scr_gotorc (0, x, R_RELATIVE);
966} 1106}
967 1107
968/* ------------------------------------------------------------------------- */ 1108/* ------------------------------------------------------------------------- */
969/* 1109/*
970 * Process DEC Back Index 1110 * Process DEC Back Index
971 * XTERM_SEQ: ESC 6 1111 * XTERM_SEQ: ESC 6
972 * Move cursor left in row. If we're at the left boundary, shift everything 1112 * Move cursor left in row. If we're at the left boundary, shift everything
973 * in that row right. Clear left column. 1113 * in that row right. Clear left column.
974 */ 1114 */
975#ifndef NO_FRILLS 1115#if ENABLE_FRILLS
976/* EXTPROTO */
977void 1116void
978rxvt_scr_backindex(pR) 1117rxvt_term::scr_backindex () NOTHROW
979{ 1118{
980 if (R->screen.cur.col > 0) 1119 if (screen.cur.col > 0)
981 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1120 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
982 else { 1121 else
983 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
984 return; /* um, yeah? */
985 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1122 scr_insdel_chars (1, INSERT);
986 }
987} 1123}
988#endif 1124#endif
989/* ------------------------------------------------------------------------- */ 1125/* ------------------------------------------------------------------------- */
990/* 1126/*
991 * Process DEC Forward Index 1127 * Process DEC Forward Index
992 * XTERM_SEQ: ESC 9 1128 * XTERM_SEQ: ESC 9
993 * Move cursor right in row. If we're at the right boundary, shift everything 1129 * Move cursor right in row. If we're at the right boundary, shift everything
994 * in that row left. Clear right column. 1130 * in that row left. Clear right column.
995 */ 1131 */
996#ifndef NO_FRILLS 1132#if ENABLE_FRILLS
997/* EXTPROTO */
998void 1133void
999rxvt_scr_forwardindex(pR) 1134rxvt_term::scr_forwardindex () NOTHROW
1000{ 1135{
1001 int row;
1002
1003 if (R->screen.cur.col < R->TermWin.ncol - 1) 1136 if (screen.cur.col < ncol - 1)
1004 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1137 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1005 else { 1138 else
1006 row = R->screen.cur.row + R->TermWin.saveLines; 1139 {
1007 if (R->screen.tlen[row] == 0) 1140 line_t &l = ROW(screen.cur.row);
1008 return; /* um, yeah? */ 1141
1009 else if (R->screen.tlen[row] == -1) 1142 l.touch ();
1010 R->screen.tlen[row] = R->TermWin.ncol; 1143 l.is_longer (0);
1144
1011 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1145 scr_gotorc (0, 0, R_RELATIVE);
1012 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1146 scr_insdel_chars (1, DELETE);
1013 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1147 scr_gotorc (0, ncol - 1, R_RELATIVE);
1014 } 1148 }
1015} 1149}
1016#endif 1150#endif
1017 1151
1018/* ------------------------------------------------------------------------- */ 1152/* ------------------------------------------------------------------------- */
1019/* 1153/*
1020 * Goto Row/Column 1154 * Goto Row/Column
1021 */ 1155 */
1022/* EXTPROTO */
1023void 1156void
1024rxvt_scr_gotorc(pR_ int row, int col, int relative) 1157rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1025{ 1158{
1026 R->want_refresh = 1; 1159 want_refresh = 1;
1027 ZERO_SCROLLBACK(R); 1160 ZERO_SCROLLBACK ();
1028 RESET_CHSTAT(R);
1029#ifdef RXVT_GRAPHICS
1030 if (rxvt_Gr_Displayed(aR))
1031 rxvt_Gr_scroll(aR_ 0);
1032#endif
1033 1161
1034 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1035
1036 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1162 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1037 : col); 1163 clamp_it (screen.cur.col, 0, ncol - 1);
1038 MAX_IT(R->screen.cur.col, 0);
1039 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1040 1164
1041 R->screen.flags &= ~Screen_WrapNext; 1165 screen.flags &= ~Screen_WrapNext;
1166
1042 if (relative & R_RELATIVE) { 1167 if (relative & R_RELATIVE)
1168 {
1043 if (row > 0) { 1169 if (row > 0)
1170 {
1044 if (R->screen.cur.row <= R->screen.bscroll 1171 if (screen.cur.row <= screen.bscroll
1045 && (R->screen.cur.row + row) > R->screen.bscroll) 1172 && (screen.cur.row + row) > screen.bscroll)
1046 R->screen.cur.row = R->screen.bscroll; 1173 screen.cur.row = screen.bscroll;
1047 else 1174 else
1048 R->screen.cur.row += row;
1049 } else if (row < 0) {
1050 if (R->screen.cur.row >= R->screen.tscroll
1051 && (R->screen.cur.row + row) < R->screen.tscroll)
1052 R->screen.cur.row = R->screen.tscroll;
1053 else
1054 R->screen.cur.row += row;
1055 }
1056 } else {
1057 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1058 R->screen.cur.row = row + R->screen.tscroll;
1059 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1060 } else
1061 R->screen.cur.row = row; 1175 screen.cur.row += row;
1176 }
1177 else if (row < 0)
1178 {
1179 if (screen.cur.row >= screen.tscroll
1180 && (screen.cur.row + row) < screen.tscroll)
1181 screen.cur.row = screen.tscroll;
1182 else
1183 screen.cur.row += row;
1184 }
1185 }
1186 else
1062 } 1187 {
1063 MAX_IT(R->screen.cur.row, 0); 1188 if (screen.flags & Screen_Relative)
1064 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1189 { /* relative origin mode */
1065} 1190 screen.cur.row = row + screen.tscroll;
1191 min_it (screen.cur.row, screen.bscroll);
1192 }
1193 else
1194 screen.cur.row = row;
1195 }
1066 1196
1197 clamp_it (screen.cur.row, 0, nrow - 1);
1198}
1199
1067/* ------------------------------------------------------------------------- */ 1200/* ------------------------------------------------------------------------- */
1068/* 1201/*
1069 * direction should be UP or DN 1202 * direction should be UP or DN
1070 */ 1203 */
1071/* EXTPROTO */
1072void 1204void
1073rxvt_scr_index(pR_ enum page_dirn direction) 1205rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1074{ 1206{
1075 int dirn; 1207 int dirn;
1076 1208
1077 R->want_refresh = 1; 1209 want_refresh = 1;
1210 ZERO_SCROLLBACK ();
1211
1078 dirn = ((direction == UP) ? 1 : -1); 1212 dirn = ((direction == UP) ? 1 : -1);
1079 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1080 1213
1081 ZERO_SCROLLBACK(R);
1082 RESET_CHSTAT(R);
1083
1084#ifdef RXVT_GRAPHICS
1085 if (rxvt_Gr_Displayed(aR))
1086 rxvt_Gr_scroll(aR_ 0);
1087#endif
1088
1089 R->screen.flags &= ~Screen_WrapNext; 1214 screen.flags &= ~Screen_WrapNext;
1215
1090 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1216 if ((screen.cur.row == screen.bscroll && direction == UP)
1091 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1217 || (screen.cur.row == screen.tscroll && direction == DN))
1092 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1218 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1093 else 1219 else
1094 R->screen.cur.row += dirn; 1220 screen.cur.row += dirn;
1095 MAX_IT(R->screen.cur.row, 0); 1221
1096 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1222 clamp_it (screen.cur.row, 0, nrow - 1);
1097 rxvt_selection_check(aR_ 0); 1223 selection_check (0);
1098} 1224}
1099 1225
1100/* ------------------------------------------------------------------------- */ 1226/* ------------------------------------------------------------------------- */
1101/* 1227/*
1102 * Erase part or whole of a line 1228 * Erase part or whole of a line
1103 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1229 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1104 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1230 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1105 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1231 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1106 */ 1232 */
1107/* EXTPROTO */
1108void 1233void
1109rxvt_scr_erase_line(pR_ int mode) 1234rxvt_term::scr_erase_line (int mode) NOTHROW
1110{ 1235{
1111 unsigned int row, col, num; 1236 unsigned int col, num;
1112 1237
1113 R->want_refresh = 1; 1238 want_refresh = 1;
1114 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1115 ZERO_SCROLLBACK(R); 1239 ZERO_SCROLLBACK ();
1116 RESET_CHSTAT(R);
1117 1240
1118#ifdef RXVT_GRAPHICS
1119 if (rxvt_Gr_Displayed(aR))
1120 rxvt_Gr_scroll(aR_ 0);
1121#endif
1122
1123 rxvt_selection_check(aR_ 1); 1241 selection_check (1);
1124 1242
1125 R->screen.flags &= ~Screen_WrapNext; 1243 line_t &line = ROW(screen.cur.row);
1126 1244
1127 row = R->TermWin.saveLines + R->screen.cur.row; 1245 line.touch ();
1246 line.is_longer (0);
1247
1128 switch (mode) { 1248 switch (mode)
1249 {
1129 case 0: /* erase to end of line */ 1250 case 0: /* erase to end of line */
1130 col = R->screen.cur.col; 1251 col = screen.cur.col;
1131 num = R->TermWin.ncol - col; 1252 num = ncol - col;
1132 MIN_IT(R->screen.tlen[row], (int16_t)col); 1253 min_it (line.l, col);
1133 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1254 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1134 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1255 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1135 CLEAR_SELECTION(R); 1256 CLEAR_SELECTION ();
1136 break; 1257 break;
1137 case 1: /* erase to beginning of line */ 1258 case 1: /* erase to beginning of line */
1138 col = 0; 1259 col = 0;
1139 num = R->screen.cur.col + 1; 1260 num = screen.cur.col + 1;
1140 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1261 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1141 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1262 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1142 CLEAR_SELECTION(R); 1263 CLEAR_SELECTION ();
1143 break; 1264 break;
1144 case 2: /* erase whole line */ 1265 case 2: /* erase whole line */
1145 col = 0; 1266 col = 0;
1146 num = R->TermWin.ncol; 1267 num = ncol;
1147 R->screen.tlen[row] = 0; 1268 line.l = 0;
1148 if (R->selection.beg.row <= R->screen.cur.row 1269 if (selection.beg.row <= screen.cur.row
1149 && R->selection.end.row >= R->screen.cur.row) 1270 && selection.end.row >= screen.cur.row)
1150 CLEAR_SELECTION(R); 1271 CLEAR_SELECTION ();
1151 break; 1272 break;
1152 default: 1273 default:
1153 return; 1274 return;
1154 } 1275 }
1155 if (R->screen.text[row]) 1276
1156 rxvt_blank_line(aR_ 1277 scr_blank_line (line, col, num, rstyle);
1157 &(R->screen.text[row][col]),
1158 &(R->screen.rend[row][col]), num, R->rstyle);
1159 else
1160 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1161 R->rstyle);
1162} 1278}
1163 1279
1164/* ------------------------------------------------------------------------- */ 1280/* ------------------------------------------------------------------------- */
1165/* 1281/*
1166 * Erase part of whole of the screen 1282 * Erase part of whole of the screen
1167 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1283 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1168 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1284 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1169 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1285 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1170 */ 1286 */
1171/* EXTPROTO */
1172void 1287void
1173rxvt_scr_erase_screen(pR_ int mode) 1288rxvt_term::scr_erase_screen (int mode) NOTHROW
1174{ 1289{
1175 int num; 1290 int num;
1176 int32_t row, row_offset; 1291 int32_t row;
1177 rend_t ren; 1292 rend_t ren;
1178 XGCValues gcvalue; 1293 XGCValues gcvalue;
1179 1294
1180 R->want_refresh = 1; 1295 want_refresh = 1;
1181 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1182 ZERO_SCROLLBACK(R); 1296 ZERO_SCROLLBACK ();
1183 RESET_CHSTAT(R);
1184 row_offset = (int32_t)R->TermWin.saveLines;
1185 1297
1186 switch (mode) { 1298 switch (mode)
1299 {
1187 case 0: /* erase to end of screen */ 1300 case 0: /* erase to end of screen */
1188 rxvt_selection_check(aR_ 1); 1301 selection_check (1);
1189 rxvt_scr_erase_line(aR_ 0); 1302 scr_erase_line (0);
1190 row = R->screen.cur.row + 1; /* possible OOB */ 1303 row = screen.cur.row + 1; /* possible OOB */
1191 num = R->TermWin.nrow - row; 1304 num = nrow - row;
1192 break; 1305 break;
1193 case 1: /* erase to beginning of screen */ 1306 case 1: /* erase to beginning of screen */
1194 rxvt_selection_check(aR_ 3); 1307 selection_check (3);
1195 rxvt_scr_erase_line(aR_ 1); 1308 scr_erase_line (1);
1196 row = 0; 1309 row = 0;
1197 num = R->screen.cur.row; 1310 num = screen.cur.row;
1198 break; 1311 break;
1199 case 2: /* erase whole screen */ 1312 case 2: /* erase whole screen */
1200 rxvt_selection_check(aR_ 3); 1313 selection_check (3);
1201#ifdef RXVT_GRAPHICS
1202 rxvt_Gr_ClearScreen(aR);
1203#endif
1204 row = 0; 1314 row = 0;
1205 num = R->TermWin.nrow; 1315 num = nrow;
1206 break; 1316 break;
1207 default: 1317 default:
1208 return; 1318 return;
1209 } 1319 }
1210 R->refresh_type |= REFRESH_BOUNDS; 1320
1211 if (R->selection.op && R->current_screen == R->selection.screen 1321 if (selection.op && current_screen == selection.screen
1212 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1322 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1213 || (R->selection.end.row >= row 1323 || (selection.end.row >= row
1214 && R->selection.end.row <= row + num))) 1324 && selection.end.row <= row + num)))
1215 CLEAR_SELECTION(R); 1325 CLEAR_SELECTION ();
1326
1216 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1327 if (row >= nrow) /* Out Of Bounds */
1217 return; 1328 return;
1218 MIN_IT(num, (R->TermWin.nrow - row)); 1329
1330 min_it (num, nrow - row);
1331
1219 if (R->rstyle & (RS_RVid | RS_Uline)) 1332 if (rstyle & (RS_RVid | RS_Uline))
1220 ren = (rend_t) ~RS_None; 1333 ren = (rend_t) ~RS_None;
1221 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1334 else if (GET_BASEBG (rstyle) == Color_bg)
1335 {
1222 ren = DEFAULT_RSTYLE; 1336 ren = DEFAULT_RSTYLE;
1223 CLEAR_ROWS(row, num); 1337 CLEAR_ROWS (row, num);
1224 } else { 1338 }
1339 else
1340 {
1225 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1341 ren = rstyle & (RS_fgMask | RS_bgMask);
1226 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1342 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1227 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1343 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1228 ERASE_ROWS(row, num); 1344 ERASE_ROWS (row, num);
1229 gcvalue.foreground = R->PixColors[Color_fg]; 1345 gcvalue.foreground = pix_colors[Color_fg];
1230 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1346 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1231 } 1347 }
1348
1232 for (; num--; row++) { 1349 for (; num--; row++)
1233 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1234 (unsigned int)(row + row_offset), R->rstyle);
1235 R->screen.tlen[row + row_offset] = 0;
1236 rxvt_blank_line(aR_
1237 R->drawn_text[row], R->drawn_rend[row],
1238 (unsigned int)R->TermWin.ncol, ren);
1239 } 1350 {
1351 scr_blank_screen_mem (ROW(row), rstyle);
1352 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1353 }
1240} 1354}
1355
1356#if ENABLE_FRILLS
1357void
1358rxvt_term::scr_erase_savelines () NOTHROW
1359{
1360 want_refresh = 1;
1361 ZERO_SCROLLBACK ();
1362
1363 top_row = 0;
1364}
1365#endif
1241 1366
1242/* ------------------------------------------------------------------------- */ 1367/* ------------------------------------------------------------------------- */
1243/* 1368/*
1244 * Fill the screen with `E's 1369 * Fill the screen with `E's
1245 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1370 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1246 */ 1371 */
1247/* EXTPROTO */
1248void 1372void
1249rxvt_scr_E(pR) 1373rxvt_term::scr_E () NOTHROW
1250{ 1374{
1251 int i, j, k; 1375 rend_t fs;
1252 rend_t *r1, fs;
1253 1376
1254 R->want_refresh = 1; 1377 want_refresh = 1;
1255 R->num_scr_allow = 0;
1256 ZERO_SCROLLBACK(R); 1378 ZERO_SCROLLBACK ();
1257 RESET_CHSTAT(R); 1379
1380 num_scr_allow = 0;
1258 rxvt_selection_check(aR_ 3); 1381 selection_check (3);
1259 1382
1260 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1383 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1261 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1384 for (int row = nrow; row--; )
1262 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1385 {
1263 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1386 line_t &line = ROW(row);
1264 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1387
1388 fill_text (line.t, 'E', ncol);
1389 rend_t *r1 = line.r;
1390
1391 for (int j = ncol; j--; )
1265 *r1++ = fs; 1392 *r1++ = fs;
1393
1394 line.is_longer (0);
1395 line.touch (ncol);
1266 } 1396 }
1267} 1397}
1268 1398
1269/* ------------------------------------------------------------------------- */ 1399/* ------------------------------------------------------------------------- */
1270/* 1400/*
1271 * Insert/Delete <count> lines 1401 * Insert/Delete <count> lines
1272 */ 1402 */
1273/* EXTPROTO */
1274void 1403void
1275rxvt_scr_insdel_lines(pR_ int count, int insdel) 1404rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1276{ 1405{
1277 int end; 1406 int end;
1278 1407
1279 ZERO_SCROLLBACK(R); 1408 ZERO_SCROLLBACK ();
1280 RESET_CHSTAT(R);
1281 1409
1282#ifdef RXVT_GRAPHICS
1283 if (rxvt_Gr_Displayed(aR))
1284 rxvt_Gr_scroll(aR_ 0);
1285#endif
1286
1287 rxvt_selection_check(aR_ 1); 1410 selection_check (1);
1288 1411
1289 if (R->screen.cur.row > R->screen.bscroll) 1412 if (screen.cur.row > screen.bscroll)
1413 return;
1414
1415 end = screen.bscroll - screen.cur.row + 1;
1416 if (count > end)
1417 {
1418 if (insdel == DELETE)
1290 return; 1419 return;
1291
1292 end = R->screen.bscroll - R->screen.cur.row + 1;
1293 if (count > end) {
1294 if (insdel == DELETE)
1295 return;
1296 else if (insdel == INSERT) 1420 else if (insdel == INSERT)
1297 count = end; 1421 count = end;
1298 } 1422 }
1299 R->screen.flags &= ~Screen_WrapNext;
1300 1423
1424 scr_do_wrap ();
1425
1301 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1426 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1302 0);
1303} 1427}
1304 1428
1305/* ------------------------------------------------------------------------- */ 1429/* ------------------------------------------------------------------------- */
1306/* 1430/*
1307 * Insert/Delete <count> characters from the current position 1431 * Insert/Delete <count> characters from the current position
1308 */ 1432 */
1309/* EXTPROTO */
1310void 1433void
1311rxvt_scr_insdel_chars(pR_ int count, int insdel) 1434rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1312{ 1435{
1313 int col, row; 1436 int col, row;
1314 rend_t tr; 1437 rend_t tr;
1315 text_t *stp;
1316 rend_t *srp;
1317 int16_t *slp;
1318 1438
1319 R->want_refresh = 1; 1439 want_refresh = 1;
1320 ZERO_SCROLLBACK(R); 1440 ZERO_SCROLLBACK ();
1321#if 0
1322 RESET_CHSTAT(R);
1323#endif
1324 1441
1325#ifdef RXVT_GRAPHICS
1326 if (rxvt_Gr_Displayed(aR))
1327 rxvt_Gr_scroll(aR_ 0);
1328#endif
1329
1330 if (count <= 0) 1442 if (count <= 0)
1331 return; 1443 return;
1332 1444
1445 scr_do_wrap ();
1446
1333 rxvt_selection_check(aR_ 1); 1447 selection_check (1);
1334 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1448 min_it (count, ncol - screen.cur.col);
1335 1449
1336 row = R->screen.cur.row + R->TermWin.saveLines; 1450 row = screen.cur.row;
1337 R->screen.flags &= ~Screen_WrapNext;
1338 1451
1339 stp = R->screen.text[row]; 1452 line_t *line = &ROW(row);
1340 srp = R->screen.rend[row]; 1453
1341 slp = &(R->screen.tlen[row]); 1454 line->touch ();
1455 line->is_longer (0);
1456
1342 switch (insdel) { 1457 switch (insdel)
1458 {
1343 case INSERT: 1459 case INSERT:
1344 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1460 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1345 col--) { 1461 {
1346 stp[col] = stp[col - count]; 1462 line->t[col] = line->t[col - count];
1347 srp[col] = srp[col - count]; 1463 line->r[col] = line->r[col - count];
1348 } 1464 }
1349 if (*slp != -1) { 1465
1350 *slp += count; 1466 line->l = min (line->l + count, ncol);
1351 MIN_IT(*slp, R->TermWin.ncol); 1467
1352 }
1353 if (R->selection.op && R->current_screen == R->selection.screen 1468 if (selection.op && current_screen == selection.screen
1354 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1469 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1470 {
1355 if (R->selection.end.row != R->screen.cur.row 1471 if (selection.end.row != screen.cur.row
1356 || (R->selection.end.col + count >= R->TermWin.ncol)) 1472 || (selection.end.col + count >= ncol))
1357 CLEAR_SELECTION(R); 1473 CLEAR_SELECTION ();
1474 else
1358 else { /* shift selection */ 1475 { /* shift selection */
1359 R->selection.beg.col += count; 1476 selection.beg.col += count;
1360 R->selection.mark.col += count; /* XXX: yes? */ 1477 selection.mark.col += count; /* XXX: yes? */
1361 R->selection.end.col += count; 1478 selection.end.col += count;
1362 } 1479 }
1363 } 1480 }
1364 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1481
1365 (unsigned int)count, R->rstyle); 1482 scr_blank_line (*line, screen.cur.col, count, rstyle);
1366 break; 1483 break;
1484
1367 case ERASE: 1485 case ERASE:
1368 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1486 screen.cur.col += count; /* don't worry if > ncol */
1369 rxvt_selection_check(aR_ 1); 1487 selection_check (1);
1370 R->screen.cur.col -= count; 1488 screen.cur.col -= count;
1371 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1489
1372 (unsigned int)count, R->rstyle); 1490 line->l = max (line->l - count, 0);
1491 scr_blank_line (*line, screen.cur.col, count, rstyle);
1373 break; 1492 break;
1493
1374 case DELETE: 1494 case DELETE:
1375 tr = srp[R->TermWin.ncol - 1]
1376 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1495 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1496
1377 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1497 for (col = screen.cur.col; (col + count) < ncol; col++)
1498 {
1378 stp[col] = stp[col + count]; 1499 line->t[col] = line->t[col + count];
1379 srp[col] = srp[col + count]; 1500 line->r[col] = line->r[col + count];
1380 } 1501 }
1381 rxvt_blank_line(aR_ 1502
1382 &(stp[R->TermWin.ncol - count]), 1503 line->l = max (line->l - count, 0);
1383 &(srp[R->TermWin.ncol - count]), 1504 scr_blank_line (*line, ncol - count, count, tr);
1384 (unsigned int)count, tr); 1505
1385 if (*slp == -1) /* break line continuation */
1386 *slp = R->TermWin.ncol;
1387 *slp -= count;
1388 MAX_IT(*slp, 0);
1389 if (R->selection.op && R->current_screen == R->selection.screen 1506 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1507 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1508 {
1391 if (R->selection.end.row != R->screen.cur.row 1509 if (selection.end.row != screen.cur.row
1392 || (R->screen.cur.col >= R->selection.beg.col - count) 1510 || (screen.cur.col >= selection.beg.col - count)
1393 || R->selection.end.col >= R->TermWin.ncol) 1511 || selection.end.col >= ncol)
1394 CLEAR_SELECTION(R); 1512 CLEAR_SELECTION ();
1395 else { 1513 else
1514 {
1396 /* shift selection */ 1515 /* shift selection */
1397 R->selection.beg.col -= count; 1516 selection.beg.col -= count;
1398 R->selection.mark.col -= count; /* XXX: yes? */ 1517 selection.mark.col -= count; /* XXX: yes? */
1399 R->selection.end.col -= count; 1518 selection.end.col -= count;
1400 } 1519 }
1401 } 1520 }
1521
1402 break; 1522 break;
1403 } 1523 }
1404} 1524}
1405 1525
1406/* ------------------------------------------------------------------------- */ 1526/* ------------------------------------------------------------------------- */
1407/* 1527/*
1408 * Set the scrolling region 1528 * Set the scrolling region
1409 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1529 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1410 */ 1530 */
1411/* EXTPROTO */
1412void 1531void
1413rxvt_scr_scroll_region(pR_ int top, int bot) 1532rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1414{ 1533{
1415 MAX_IT(top, 0); 1534 max_it (top, 0);
1416 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1535 min_it (bot, nrow - 1);
1536
1417 if (top > bot) 1537 if (top > bot)
1418 return; 1538 return;
1539
1419 R->screen.tscroll = top; 1540 screen.tscroll = top;
1420 R->screen.bscroll = bot; 1541 screen.bscroll = bot;
1421 rxvt_scr_gotorc(aR_ 0, 0, 0); 1542 scr_gotorc (0, 0, 0);
1422} 1543}
1423 1544
1424/* ------------------------------------------------------------------------- */ 1545/* ------------------------------------------------------------------------- */
1425/* 1546/*
1426 * Make the cursor visible/invisible 1547 * Make the cursor visible/invisible
1427 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1548 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1428 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1549 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1429 */ 1550 */
1430/* EXTPROTO */
1431void 1551void
1432rxvt_scr_cursor_visible(pR_ int mode) 1552rxvt_term::scr_cursor_visible (int mode) NOTHROW
1433{ 1553{
1434 R->want_refresh = 1; 1554 want_refresh = 1;
1555
1435 if (mode) 1556 if (mode)
1436 R->screen.flags |= Screen_VisibleCursor; 1557 screen.flags |= Screen_VisibleCursor;
1437 else 1558 else
1438 R->screen.flags &= ~Screen_VisibleCursor; 1559 screen.flags &= ~Screen_VisibleCursor;
1439} 1560}
1440 1561
1441/* ------------------------------------------------------------------------- */ 1562/* ------------------------------------------------------------------------- */
1442/* 1563/*
1443 * Set/unset automatic wrapping 1564 * Set/unset automatic wrapping
1444 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1565 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1445 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1566 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1446 */ 1567 */
1447/* EXTPROTO */
1448void 1568void
1449rxvt_scr_autowrap(pR_ int mode) 1569rxvt_term::scr_autowrap (int mode) NOTHROW
1450{ 1570{
1451 if (mode) 1571 if (mode)
1452 R->screen.flags |= Screen_Autowrap; 1572 screen.flags |= Screen_Autowrap;
1453 else 1573 else
1454 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1574 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1455} 1575}
1456 1576
1457/* ------------------------------------------------------------------------- */ 1577/* ------------------------------------------------------------------------- */
1458/* 1578/*
1459 * Set/unset margin origin mode 1579 * Set/unset margin origin mode
… …
1462 * Relative mode: line numbers are relative to top margin of scrolling region 1582 * Relative mode: line numbers are relative to top margin of scrolling region
1463 * and the cursor cannot be moved outside. 1583 * and the cursor cannot be moved outside.
1464 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1584 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1465 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1585 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1466 */ 1586 */
1467/* EXTPROTO */
1468void 1587void
1469rxvt_scr_relative_origin(pR_ int mode) 1588rxvt_term::scr_relative_origin (int mode) NOTHROW
1470{ 1589{
1471 if (mode) 1590 if (mode)
1472 R->screen.flags |= Screen_Relative; 1591 screen.flags |= Screen_Relative;
1473 else 1592 else
1474 R->screen.flags &= ~Screen_Relative; 1593 screen.flags &= ~Screen_Relative;
1594
1475 rxvt_scr_gotorc(aR_ 0, 0, 0); 1595 scr_gotorc (0, 0, 0);
1476} 1596}
1477 1597
1478/* ------------------------------------------------------------------------- */ 1598/* ------------------------------------------------------------------------- */
1479/* 1599/*
1480 * Set insert/replace mode 1600 * Set insert/replace mode
1481 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1601 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1482 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1602 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1483 */ 1603 */
1484/* EXTPROTO */
1485void 1604void
1486rxvt_scr_insert_mode(pR_ int mode) 1605rxvt_term::scr_insert_mode (int mode) NOTHROW
1487{ 1606{
1488 if (mode) 1607 if (mode)
1489 R->screen.flags |= Screen_Insert; 1608 screen.flags |= Screen_Insert;
1490 else 1609 else
1491 R->screen.flags &= ~Screen_Insert; 1610 screen.flags &= ~Screen_Insert;
1492} 1611}
1493 1612
1494/* ------------------------------------------------------------------------- */ 1613/* ------------------------------------------------------------------------- */
1495/* 1614/*
1496 * Set/Unset tabs 1615 * Set/Unset tabs
1497 * XTERM_SEQ: Set tab at current column : ESC H 1616 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1617 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1618 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1619 */
1501/* EXTPROTO */
1502void 1620void
1503rxvt_scr_set_tab(pR_ int mode) 1621rxvt_term::scr_set_tab (int mode) NOTHROW
1504{ 1622{
1505 if (mode < 0) 1623 if (mode < 0)
1506 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1624 memset (tabs, 0, ncol * sizeof (char));
1507 else if (R->screen.cur.col < R->TermWin.ncol) 1625 else if (screen.cur.col < ncol)
1508 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1626 tabs [screen.cur.col] = !!mode;
1509} 1627}
1510 1628
1511/* ------------------------------------------------------------------------- */ 1629/* ------------------------------------------------------------------------- */
1512/* 1630/*
1513 * Set reverse/normal video 1631 * Set reverse/normal video
1514 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1632 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1515 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1633 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1516 */ 1634 */
1517/* EXTPROTO */
1518void 1635void
1519rxvt_scr_rvideo_mode(pR_ int mode) 1636rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1520{ 1637{
1521 XGCValues gcvalue; 1638 rvideo_mode = on;
1522 1639
1523 if (R->rvideo != mode) { 1640#ifndef NO_BELL
1524 R->rvideo = mode; 1641 on ^= rvideo_bell;
1525 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1642#endif
1643
1644 if (rvideo_state != on)
1645 {
1646 rvideo_state = on;
1647
1648 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1526#if defined(XPM_BACKGROUND) 1649#if XPM_BACKGROUND
1527 if (R->bgPixmap.pixmap == None) 1650 if (bgPixmap.pixmap == None)
1528#endif 1651#endif
1529#if defined(TRANSPARENT) 1652#if TRANSPARENT
1530 if (!(R->Options & Opt_transparent) || R->am_transparent == 0) 1653 if (!OPTION (Opt_transparent) || am_transparent == 0)
1531#endif 1654#endif
1532 XSetWindowBackground(R->Xdisplay, R->TermWin.vt, 1655 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
1533 R->PixColors[Color_bg]);
1534 1656
1657 XGCValues gcvalue;
1535 gcvalue.foreground = R->PixColors[Color_fg]; 1658 gcvalue.foreground = pix_colors[Color_fg];
1536 gcvalue.background = R->PixColors[Color_bg]; 1659 gcvalue.background = pix_colors[Color_bg];
1537 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1660 XChangeGC (display->display, gc, GCBackground | GCForeground, &gcvalue);
1538 &gcvalue); 1661
1539 rxvt_scr_clear(aR); 1662 scr_clear ();
1540 rxvt_scr_touch(aR_ True); 1663 scr_touch (true);
1541 } 1664 }
1542} 1665}
1543 1666
1544/* ------------------------------------------------------------------------- */ 1667/* ------------------------------------------------------------------------- */
1545/* 1668/*
1546 * Report current cursor position 1669 * Report current cursor position
1547 * XTERM_SEQ: Report position: ESC [ 6 n 1670 * XTERM_SEQ: Report position: ESC [ 6 n
1548 */ 1671 */
1549/* EXTPROTO */
1550void 1672void
1551rxvt_scr_report_position(pR) 1673rxvt_term::scr_report_position () NOTHROW
1552{ 1674{
1553 rxvt_tt_printf(aR_ "\033[%d;%dR", R->screen.cur.row + 1, 1675 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1554 R->screen.cur.col + 1);
1555} 1676}
1556 1677
1557/* ------------------------------------------------------------------------- * 1678/* ------------------------------------------------------------------------- *
1558 * FONTS * 1679 * FONTS *
1559 * ------------------------------------------------------------------------- */ 1680 * ------------------------------------------------------------------------- */
1560 1681
1561/* 1682/*
1562 * Set font style 1683 * Set font style
1563 */ 1684 */
1564/* INTPROTO */
1565void 1685void
1566rxvt_set_font_style(pR) 1686rxvt_term::set_font_style () NOTHROW
1567{ 1687{
1688#if 0
1568 switch (R->charsets[R->screen.charset]) { 1689 switch (charsets [screen.charset])
1690 {
1569 case '0': /* DEC Special Character & Line Drawing Set */ 1691 case '0': /* DEC Special Character & Line Drawing Set */
1570 break; 1692 break;
1571 case 'A': /* United Kingdom (UK) */ 1693 case 'A': /* United Kingdom (UK) */
1572 break; 1694 break;
1573 case 'B': /* United States (USASCII) */ 1695 case 'B': /* United States (USASCII) */
1574 break; 1696 break;
1575 case '<': /* Multinational character set */ 1697 case '<': /* Multinational character set */
1576 break; 1698 break;
1577 case '5': /* Finnish character set */ 1699 case '5': /* Finnish character set */
1578 break; 1700 break;
1579 case 'C': /* Finnish character set */ 1701 case 'C': /* Finnish character set */
1580 break; 1702 break;
1581 case 'K': /* German character set */ 1703 case 'K': /* German character set */
1582 break; 1704 break;
1583 } 1705 }
1706#endif
1584} 1707}
1585 1708
1586/* ------------------------------------------------------------------------- */ 1709/* ------------------------------------------------------------------------- */
1587/* 1710/*
1588 * Choose a font 1711 * Choose a font
1589 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1712 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1590 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1713 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1591 * XTERM_SEQ: Invoke G2 character set: ESC N 1714 * XTERM_SEQ: Invoke G2 character set: ESC N
1592 * XTERM_SEQ: Invoke G3 character set: ESC O 1715 * XTERM_SEQ: Invoke G3 character set: ESC O
1593 */ 1716 */
1594/* EXTPROTO */
1595void 1717void
1596rxvt_scr_charset_choose(pR_ int set) 1718rxvt_term::scr_charset_choose (int set) NOTHROW
1597{ 1719{
1598 R->screen.charset = set; 1720 screen.charset = set;
1599 rxvt_set_font_style(aR); 1721 set_font_style ();
1600} 1722}
1601 1723
1602/* ------------------------------------------------------------------------- */ 1724/* ------------------------------------------------------------------------- */
1603/* 1725/*
1604 * Set a font 1726 * Set a font
… …
1606 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1728 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1607 * XTERM_SEQ: Set G2 character set: ESC * <C> 1729 * XTERM_SEQ: Set G2 character set: ESC * <C>
1608 * XTERM_SEQ: Set G3 character set: ESC + <C> 1730 * XTERM_SEQ: Set G3 character set: ESC + <C>
1609 * See set_font_style for possible values for <C> 1731 * See set_font_style for possible values for <C>
1610 */ 1732 */
1611/* EXTPROTO */
1612void 1733void
1613rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1734rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1614{ 1735{
1615 R->charsets[set] = (unsigned char)ch; 1736 charsets[set] = (unsigned char)ch;
1616 rxvt_set_font_style(aR); 1737 set_font_style ();
1617} 1738}
1618 1739
1619
1620/* ------------------------------------------------------------------------- *
1621 * GRAPHICS COLOURS *
1622 * ------------------------------------------------------------------------- */
1623
1624#ifdef RXVT_GRAPHICS
1625/* EXTPROTO */
1626int
1627rxvt_scr_get_fgcolor(pR)
1628{
1629 return GET_FGCOLOR(R->rstyle);
1630}
1631
1632/* ------------------------------------------------------------------------- */
1633/* EXTPROTO */
1634int
1635rxvt_scr_get_bgcolor(pR)
1636{
1637 return GET_BGCOLOR(R->rstyle);
1638}
1639#endif
1640 1740
1641/* ------------------------------------------------------------------------- * 1741/* ------------------------------------------------------------------------- *
1642 * MAJOR SCREEN MANIPULATION * 1742 * MAJOR SCREEN MANIPULATION *
1643 * ------------------------------------------------------------------------- */ 1743 * ------------------------------------------------------------------------- */
1644 1744
1645/* 1745/*
1746 * refresh matching text.
1747 */
1748bool
1749rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1750{
1751 bool found = false;
1752
1753 for (int i = 0; i < nrow; i++)
1754 {
1755 int col = 0;
1756 rend_t *drp = drawn_buf[i].r;
1757
1758 for (; col < ncol; col++, drp++)
1759 if ((*drp & mask) == value)
1760 {
1761 found = true;
1762 *drp = ~value;
1763 }
1764 }
1765
1766 return found;
1767}
1768
1769/*
1646 * Refresh an area 1770 * Refresh an area
1647 */ 1771 */
1648enum { 1772enum {
1649 PART_BEG = 0, 1773 PART_BEG = 0,
1650 PART_END, 1774 PART_END,
1651 RC_COUNT 1775 RC_COUNT
1652}; 1776};
1653 1777
1654/* EXTPROTO */
1655void 1778void
1656rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1779rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1657{ 1780{
1658 int i; 1781 int i;
1659 row_col_t rc[RC_COUNT]; 1782 row_col_t rc[RC_COUNT];
1660 1783
1661 if (R->drawn_text == NULL) /* sanity check */ 1784 if (!drawn_buf) /* sanity check */
1662 return; 1785 return;
1663 1786
1664#ifdef DEBUG_STRICT 1787#ifndef NO_SLOW_LINK_SUPPORT
1665 x = max(x, (int)R->TermWin.int_bwidth); 1788 if (refresh_type == FAST_REFRESH && !display->is_local)
1666 x = min(x, (int)R->TermWin.width); 1789 {
1667 y = max(y, (int)R->TermWin.int_bwidth); 1790 y = 0;
1668 y = min(y, (int)R->TermWin.height); 1791 eheight = height;
1792 }
1669#endif 1793#endif
1670 1794
1671/* round down */ 1795 /* round down */
1672 rc[PART_BEG].col = Pixel2Col(x); 1796 rc[PART_BEG].col = Pixel2Col (x);
1673 rc[PART_BEG].row = Pixel2Row(y); 1797 rc[PART_BEG].row = Pixel2Row (y);
1674/* round up */ 1798 /* round up */
1675 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1799 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1676 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1800 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1677 1801
1678/* sanity checks */ 1802 /* sanity checks */
1679 for (i = PART_BEG; i < RC_COUNT; i++) { 1803 for (i = PART_BEG; i < RC_COUNT; i++)
1680 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1681 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1682 } 1804 {
1805 min_it (rc[i].col, ncol - 1);
1806 min_it (rc[i].row, nrow - 1);
1807 }
1683 1808
1684 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1685
1686 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1809 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1687 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1810 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1688 (rc[PART_END].col - rc[PART_BEG].col + 1));
1689 1811
1812 num_scr_allow = 0;
1813
1690 if (refresh) 1814 if (refresh)
1691 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1815 scr_refresh ();
1692} 1816}
1693 1817
1694/* ------------------------------------------------------------------------- */ 1818/* ------------------------------------------------------------------------- */
1695/* 1819/*
1696 * Refresh the entire screen 1820 * Refresh the entire screen
1697 */ 1821 */
1698/* EXTPROTO */
1699void 1822void
1700rxvt_scr_touch(pR_ Bool refresh) 1823rxvt_term::scr_touch (bool refresh) NOTHROW
1701{ 1824{
1702 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1825 scr_expose (0, 0, width, height, refresh);
1703} 1826}
1704 1827
1705/* ------------------------------------------------------------------------- */ 1828/* ------------------------------------------------------------------------- */
1706/* 1829/*
1707 * Move the display so that the line represented by scrollbar value Y is at 1830 * Move the display so that the line represented by scrollbar value Y is at
1708 * the top of the screen 1831 * the top of the screen
1709 */ 1832 */
1710/* EXTPROTO */ 1833void
1711int
1712rxvt_scr_move_to(pR_ int y, int len) 1834rxvt_term::scr_move_to (int y, int len) NOTHROW
1713{ 1835{
1714 long p = 0; 1836 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1715 uint16_t oldviewstart;
1716
1717 oldviewstart = R->TermWin.view_start;
1718 if (y < len) {
1719 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1720 p -= (long)(R->TermWin.nrow - 1);
1721 p = max(p, 0);
1722 }
1723 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1724 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1725
1726 return rxvt_scr_changeview(aR_ oldviewstart);
1727} 1837}
1728 1838
1729/* ------------------------------------------------------------------------- */ 1839/* ------------------------------------------------------------------------- */
1730/* 1840/*
1731 * Page the screen up/down nlines 1841 * Page the screen up/down nlines
1732 * direction should be UP or DN 1842 * direction should be UP or DN
1733 */ 1843 */
1734/* EXTPROTO */ 1844bool
1735int
1736rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1845rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1737{ 1846{
1738 int n; 1847 int new_view_start =
1739 uint16_t oldviewstart; 1848 direction == UP ? view_start - nlines
1849 : view_start + nlines;
1740 1850
1741 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1742#ifdef DEBUG_STRICT
1743 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1744#endif
1745 oldviewstart = R->TermWin.view_start;
1746 if (direction == UP) {
1747 n = R->TermWin.view_start + nlines;
1748 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1749 } else {
1750 n = R->TermWin.view_start - nlines;
1751 R->TermWin.view_start = max(n, 0);
1752 }
1753 return rxvt_scr_changeview(aR_ oldviewstart); 1851 return scr_changeview (new_view_start);
1754} 1852}
1755 1853
1756/* INTPROTO */ 1854bool
1757int 1855rxvt_term::scr_changeview (int new_view_start) NOTHROW
1758rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1759{ 1856{
1760 if (R->TermWin.view_start != oldviewstart) { 1857 clamp_it (new_view_start, top_row, 0);
1858
1859 if (new_view_start == view_start)
1860 return false;
1861
1862 num_scr += new_view_start - view_start;
1863 view_start = new_view_start;
1761 R->want_refresh = 1; 1864 want_refresh = 1;
1762#ifdef RXVT_GRAPHICS
1763 if (rxvt_Gr_Displayed(aR))
1764 rxvt_Gr_scroll(aR_ 0);
1765#endif
1766 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1767 }
1768 return (int)(R->TermWin.view_start - oldviewstart);
1769}
1770 1865
1771/* ------------------------------------------------------------------------- */ 1866 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1772/* EXTPROTO */ 1867
1773void 1868 return true;
1774rxvt_scr_bell(pR) 1869}
1775{ 1870
1776#ifndef NO_BELL 1871#ifndef NO_BELL
1872void
1873rxvt_term::bell_cb (time_watcher &w)
1874{
1875 rvideo_bell = false;
1876 scr_rvideo_mode (rvideo_mode);
1877}
1878#endif
1879
1880/* ------------------------------------------------------------------------- */
1881void
1882rxvt_term::scr_bell () NOTHROW
1883{
1884#ifndef NO_BELL
1885
1777# ifndef NO_MAPALERT 1886# ifndef NO_MAPALERT
1778# ifdef MAPALERT_OPTION 1887# ifdef MAPALERT_OPTION
1779 if (R->Options & Opt_mapAlert) 1888 if (OPTION (Opt_mapAlert))
1780# endif 1889# endif
1781 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1890 XMapWindow (display->display, parent[0]);
1782# endif 1891# endif
1783 if (R->Options & Opt_visualBell) { 1892
1784 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1893 if (OPTION (Opt_visualBell))
1785 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1894 {
1895 rvideo_bell = true;
1896 scr_rvideo_mode (rvideo_mode);
1897 display->flush ();
1898
1899 bell_ev.start (NOW + VISUAL_BELL_DURATION);
1900 }
1786 } else 1901 else
1787 XBell(R->Xdisplay, 0); 1902 XBell (display->display, 0);
1903
1788#endif 1904#endif
1789} 1905}
1790 1906
1791/* ------------------------------------------------------------------------- */ 1907/* ------------------------------------------------------------------------- */
1792/* ARGSUSED */ 1908/* ARGSUSED */
1793/* EXTPROTO */
1794void 1909void
1795rxvt_scr_printscreen(pR_ int fullhist) 1910rxvt_term::scr_printscreen (int fullhist) NOTHROW
1796{ 1911{
1797#ifdef PRINTPIPE 1912#ifdef PRINTPIPE
1798 int i, r1, nrows, row_offset; 1913 int nrows, row_start;
1799 text_t *t; 1914 FILE *fd;
1800 FILE *fd;
1801 1915
1802 if ((fd = rxvt_popen_printer(aR)) == NULL) 1916 if ((fd = popen_printer ()) == NULL)
1803 return; 1917 return;
1804 nrows = R->TermWin.nrow; 1918
1805 row_offset = R->TermWin.saveLines;
1806 if (!fullhist) 1919 if (fullhist)
1807 row_offset -= R->TermWin.view_start;
1808 else {
1809 nrows += R->TermWin.nscrolled;
1810 row_offset -= R->TermWin.nscrolled;
1811 } 1920 {
1921 nrows = nrow - top_row;
1922 row_start = top_row;
1923 }
1924 else
1925 {
1926 nrows = nrow;
1927 row_start = view_start;
1928 }
1812 1929
1930 wctomb (0, 0);
1931
1813 for (r1 = 0; r1 < nrows; r1++) { 1932 for (int r1 = 0; r1 < nrows; r1++)
1814 t = R->screen.text[r1 + row_offset];
1815 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1816 if (!isspace(t[i]))
1817 break;
1818 fprintf(fd, "%.*s\n", (i + 1), t);
1819 } 1933 {
1934 text_t *tp = ROW(r1).t;
1935 int len = ROW(r1).l;
1936
1937 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1938 {
1939 char mb[MB_LEN_MAX];
1940 text_t t = *tp++;
1941 if (t == NOCHAR)
1942 continue;
1943
1944 len = wctomb (mb, t);
1945
1946 if (len <= 0)
1947 {
1948 mb[0] = ' ';
1949 len = 1;
1950 }
1951
1952 fwrite (mb, 1, len, fd);
1953 }
1954
1955 fputc ('\n', fd);
1956 }
1957
1820 rxvt_pclose_printer(fd); 1958 pclose_printer (fd);
1821#endif 1959#endif
1822} 1960}
1823 1961
1824/* ------------------------------------------------------------------------- */ 1962/* ------------------------------------------------------------------------- */
1825/* 1963/*
1826 * Refresh the screen 1964 * Refresh the screen
1827 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1965 * drawn_text/drawn_rend contain the screen information before the update.
1828 * R->screen.text/R->screen.rend contain what the screen will change to. 1966 * screen.text/screen.rend contain what the screen will change to.
1829 */ 1967 */
1830
1831#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD)
1832# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink))
1833# define MONO_BOLD_FG(x, fg) MONO_BOLD(x)
1834#else
1835# define MONO_BOLD(x) \
1836 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1837# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1838#endif
1839
1840#define FONT_WIDTH(X, Y) \
1841 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1842#define FONT_RBEAR(X, Y) \
1843 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1844#define FONT_LBEAR(X, Y) \
1845 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1846#define IS_FONT_CHAR(X, Y) \
1847 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1848
1849/* EXTPROTO */
1850void 1968void
1851rxvt_scr_refresh(pR_ unsigned char refresh_type) 1969rxvt_term::scr_refresh () NOTHROW
1852{ 1970{
1853 unsigned char clearfirst, /* first character writes before cell */
1854 clearlast, /* last character writes beyond cell */
1855 must_clear, /* use draw_string not draw_image_string */ 1971 unsigned char must_clear, /* use draw_string not draw_image_string */
1856#ifndef NO_BOLDFONT
1857 bfont, /* we've changed font to bold font */
1858#endif
1859 rvid, /* reverse video this position */
1860 wbyte, /* we're in multibyte */
1861 showcursor; /* show the cursor */ 1972 showcursor; /* show the cursor */
1862 int fore, back; /* desired foreground/background */
1863 int16_t col, row, /* column/row we're processing */ 1973 int16_t col, row, /* column/row we're processing */
1864 ocrow; /* old cursor row */ 1974 ocrow; /* old cursor row */
1865 int cursorwidth;
1866 int i, /* tmp */ 1975 int i; /* tmp */
1867 row_offset; /* basic offset in screen structure */
1868#ifndef NO_CURSORCOLOR 1976#ifndef NO_CURSORCOLOR
1869 rend_t cc1; /* store colours at cursor position(s) */ 1977 rend_t cc1; /* store colours at cursor position (s) */
1870 rend_t cc2; /* store colours at cursor position(s) */
1871#endif 1978#endif
1872 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1979 rend_t *crp; // cursor rendition pointer
1873 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1874 char *buffer; /* local copy of R->buffer */
1875 1980
1981 want_refresh = 0; /* screen is current */
1982
1876 if (refresh_type == NO_REFRESH || !R->TermWin.mapped) 1983 if (refresh_type == NO_REFRESH || !mapped)
1877 return; 1984 return;
1878 1985
1879 /* 1986 /*
1880 * A: set up vars 1987 * A: set up vars
1881 */ 1988 */
1882 clearfirst = clearlast = must_clear = wbyte = 0; 1989 must_clear = 0;
1883#ifndef NO_BOLDFONT 1990 refresh_count = 0;
1884 bfont = 0;
1885#endif
1886 1991
1887 if (R->currmaxcol < R->TermWin.ncol) 1992#if XPM_BACKGROUND
1993 must_clear |= bgPixmap.pixmap != None;
1994#endif
1995#if TRANSPARENT
1996 must_clear |= OPTION (Opt_transparent) && am_transparent;
1997#endif
1998 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1999
2000 /*
2001 * B: reverse any characters which are selected
2002 */
2003 scr_reverse_selection ();
2004
2005 /*
2006 * C: set the cursor character (s)
2007 */
2008 {
2009 unsigned char setoldcursor;
2010 rend_t ccol1, /* Cursor colour */
2011 ccol2; /* Cursor colour2 */
2012
2013 showcursor = (screen.flags & Screen_VisibleCursor);
2014#ifdef CURSOR_BLINK
2015 if (hidden_cursor)
2016 showcursor = 0;
2017#endif
2018
2019 if (showcursor)
1888 { 2020 {
1889 R->currmaxcol = R->TermWin.ncol; 2021 int col = screen.cur.col;
1890 R->buffer = (char *)rxvt_realloc (R->buffer,
1891 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1892 }
1893 2022
1894 buffer = R->buffer; 2023 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1895 R->refresh_count = 0; 2024 col--;
1896 2025
1897 row_offset = R->TermWin.saveLines - R->TermWin.view_start; 2026 crp = &ROW(screen.cur.row).r[col];
1898 2027
1899 if ((refresh_type & REFRESH_BOUNDS))
1900 {
1901 clearfirst = clearlast = 1;
1902 R->refresh_type &= ~REFRESH_BOUNDS;
1903 }
1904
1905#if defined(XPM_BACKGROUND)
1906 must_clear |= (R->bgPixmap.pixmap != None);
1907#endif
1908#if defined(TRANSPARENT)
1909 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1910#endif
1911 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1912
1913/*
1914 * B: reverse any characters which are selected
1915 */
1916 rxvt_scr_reverse_selection(aR);
1917
1918/*
1919 * C: set the cursor character(s)
1920 */
1921 {
1922 unsigned char setoldcursor;
1923 rend_t ccol1, /* Cursor colour */
1924 ccol2; /* Cursor colour2 */
1925
1926 showcursor = (R->screen.flags & Screen_VisibleCursor);
1927 cursorwidth = 0;
1928#ifdef CURSOR_BLINK
1929 if (R->hidden_cursor)
1930 showcursor = 0;
1931#endif
1932
1933 cursorwidth = 0;
1934
1935 if (showcursor) 2028 if (showcursor && focus)
1936 { 2029 {
1937 cursorwidth++; 2030 if (OPTION (Opt_cursorUnderline))
1938 2031 *crp ^= RS_Uline;
1939 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2032 else
1940 [R->screen.cur.col]);
1941
1942 if (showcursor && R->TermWin.focus)
1943 { 2033 {
1944 *srp ^= RS_RVid; 2034 *crp ^= RS_RVid;
2035
1945#ifndef NO_CURSORCOLOR 2036#ifndef NO_CURSORCOLOR
1946 cc1 = *srp & (RS_fgMask | RS_bgMask); 2037 cc1 = *crp & (RS_fgMask | RS_bgMask);
1947 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2038 if (ISSET_PIXCOLOR (Color_cursor))
1948 ccol1 = Color_cursor; 2039 ccol1 = Color_cursor;
1949 else 2040 else
1950#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2041#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1951 ccol1 = GET_FGCOLOR(R->rstyle); 2042 ccol1 = fgcolor_of (rstyle);
1952#else 2043#else
1953 ccol1 = Color_fg; 2044 ccol1 = Color_fg;
1954#endif 2045#endif
1955 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2046 if (ISSET_PIXCOLOR (Color_cursor2))
1956 ccol2 = Color_cursor2; 2047 ccol2 = Color_cursor2;
1957 else 2048 else
1958#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2049#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1959 ccol2 = GET_BGCOLOR(R->rstyle); 2050 ccol2 = bgcolor_of (rstyle);
1960#else 2051#else
1961 ccol2 = Color_bg; 2052 ccol2 = Color_bg;
1962#endif 2053#endif
1963 *srp = SET_FGCOLOR(*srp, ccol1); 2054 *crp = SET_FGCOLOR (*crp, ccol1);
1964 *srp = SET_BGCOLOR(*srp, ccol2); 2055 *crp = SET_BGCOLOR (*crp, ccol2);
1965#endif 2056#endif
1966 }
1967
1968 while (IS_WIDE (*srp))
1969 cursorwidth++, srp++;
1970 }
1971
1972 /* make sure no outline cursor is left around */
1973 setoldcursor = 0;
1974 if (ocrow != -1) {
1975 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1976 || R->screen.cur.col != R->oldcursor.col) {
1977 if (ocrow < R->TermWin.nrow
1978 && R->oldcursor.col < R->TermWin.ncol) {
1979 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1980 } 2057 }
1981 if (R->TermWin.focus || !showcursor)
1982 R->oldcursor.row = -1;
1983 else
1984 setoldcursor = 1;
1985 }
1986 } else if (!R->TermWin.focus)
1987 setoldcursor = 1;
1988 if (setoldcursor) {
1989 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1990 R->oldcursor.row = -1;
1991 else {
1992 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1993 R->oldcursor.col = R->screen.cur.col;
1994 } 2058 }
1995 } 2059 }
2060
2061 /* make sure no outline cursor is left around */
2062 setoldcursor = 0;
2063 if (ocrow != -1)
2064 {
2065 if (screen.cur.row - view_start != ocrow
2066 || screen.cur.col != oldcursor.col)
2067 {
2068 if (ocrow < nrow
2069 && oldcursor.col < ncol)
2070 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2071
2072 if (focus || !showcursor)
2073 oldcursor.row = -1;
2074 else
2075 setoldcursor = 1;
2076 }
1996 } 2077 }
2078 else if (!focus)
2079 setoldcursor = 1;
2080
2081 if (setoldcursor)
2082 {
2083 if (screen.cur.row - view_start >= nrow)
2084 oldcursor.row = -1;
2085 else
2086 {
2087 oldcursor.row = screen.cur.row - view_start;
2088 oldcursor.col = screen.cur.col;
2089 }
2090 }
2091 }
2092
2093 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2094#if ENABLE_OVERLAY
2095 scr_swap_overlay ();
2096#endif
1997 2097
1998#ifndef NO_SLOW_LINK_SUPPORT 2098#ifndef NO_SLOW_LINK_SUPPORT
1999/* 2099 /*
2000 * D: CopyArea pass - very useful for slower links 2100 * D: CopyArea pass - very useful for slower links
2001 * This has been deliberately kept simple. 2101 * This has been deliberately kept simple.
2002 */ 2102 */
2003 i = R->num_scr; 2103 if (!display->is_local
2004 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2104 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2005 && abs(i) < R->TermWin.nrow && !must_clear) 2105 && abs (num_scr) < nrow && !must_clear)
2006 { 2106 {
2007 int16_t nits; 2107 int16_t nits;
2008 int j; 2108 int j;
2009 rend_t *drp2; 2109 int len, wlen;
2010 text_t *dtp2; 2110 dLocal (int, num_scr);
2011 int len, wlen;
2012 2111
2013 j = R->TermWin.nrow; 2112 j = nrow;
2014 wlen = len = -1; 2113 wlen = len = -1;
2015 row = i > 0 ? 0 : j - 1; 2114 row = i > 0 ? 0 : j - 1;
2016 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2115 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2017 { 2116 {
2018 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2117 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2019 { 2118 {
2020 stp = R->screen.text[row + row_offset]; 2119 line_t s = ROW(view_start + row);
2021 srp = R->screen.rend[row + row_offset];
2022 dtp = R->drawn_text[row]; 2120 line_t d = drawn_buf[row];
2023 dtp2 = R->drawn_text[row + i]; 2121 line_t d2 = drawn_buf[row + i];
2024 drp = R->drawn_rend[row];
2025 drp2 = R->drawn_rend[row + i];
2026 2122
2027 for (nits = 0, col = R->TermWin.ncol; col--; ) 2123 for (nits = 0, col = ncol; col--; )
2028 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2124 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2029 nits--; 2125 nits--;
2030 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2126 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2031 nits++; 2127 nits++;
2032 2128
2033 if (nits > 8) /* XXX: arbitrary choice */ 2129 if (nits > 8) /* XXX: arbitrary choice */
2130 {
2131 for (col = ncol; col--; )
2034 { 2132 {
2035 for (col = R->TermWin.ncol; col--; ) 2133 *d.t++ = *d2.t++;
2134 *d.r++ = *d2.r++;
2135 }
2136
2137 if (len == -1)
2138 len = row;
2139
2140 wlen = row;
2141 continue;
2142 }
2143 }
2144
2145 if (len != -1)
2146 {
2147 /* also comes here at end if needed because of >= above */
2148 if (wlen < len)
2149 ::swap (wlen, len);
2150
2151 XCopyArea (display->display, vt, vt,
2152 gc, 0, Row2Pixel (len + i),
2153 (unsigned int)this->width,
2154 (unsigned int)Height2Pixel (wlen - len + 1),
2155 0, Row2Pixel (len));
2156 len = -1;
2157 }
2158 }
2159 }
2160#endif
2161
2162 /*
2163 * E: main pass across every character
2164 */
2165 for (row = 0; row < nrow; row++)
2166 {
2167 text_t *stp = ROW(view_start + row).t;
2168 rend_t *srp = ROW(view_start + row).r;
2169 text_t *dtp = drawn_buf[row].t;
2170 rend_t *drp = drawn_buf[row].r;
2171
2172 /*
2173 * E2: OK, now the real pass
2174 */
2175 int ypixel = (int)Row2Pixel (row);
2176
2177 for (col = 0; col < ncol; col++)
2178 {
2179 /* compare new text with old - if exactly the same then continue */
2180 if (stp[col] == dtp[col] /* Must match characters to skip. */
2181 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2182 || (stp[col] == ' ' /* space w/ no background change */
2183 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2184 continue;
2185
2186 // redraw one or more characters
2187
2188 // seek to the beginning of wide characters
2189 while (stp[col] == NOCHAR && col > 0)
2190 --col;
2191
2192 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2193 text_t *text = stp + col;
2194 int count = 1;
2195
2196 dtp[col] = stp[col];
2197 drp[col] = rend;
2198
2199 int xpixel = Col2Pixel (col);
2200
2201 for (i = 0; ++col < ncol; )
2202 {
2203 if (stp[col] == NOCHAR)
2204 {
2205 dtp[col] = stp[col];
2206 drp[col] = rend;
2207 count++;
2208 i++;
2209
2210 continue;
2211 }
2212
2213 if (!RS_SAME (rend, srp[col]))
2214 break;
2215
2216 count++;
2217
2218 if (stp[col] != dtp[col]
2219 || !RS_SAME (srp[col], drp[col]))
2220 {
2221 if (must_clear && (i++ > count / 2))
2222 break;
2223
2224 dtp[col] = stp[col];
2225 drp[col] = rend;
2226 i = 0;
2227 }
2228 else if (must_clear || (stp[col] != ' ' && ++i >= 16))
2229 break;
2230 }
2231
2232 col--; /* went one too far. move back */
2233 count -= i; /* dump any matching trailing chars */
2234
2235 // sometimes we optimize away the trailing NOCHAR's, add them back
2236 while (i && text[count] == NOCHAR)
2237 count++, i--;
2238
2239 /*
2240 * Determine the attributes for the string
2241 */
2242 int fore = fgcolor_of (rend); // desired foreground
2243 int back = bgcolor_of (rend); // desired background
2244
2245 // only do special processing if any attributes are set, which is unlikely
2246 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2247 {
2248#if ENABLE_STYLES
2249 // "careful" (too wide) character handling
2250
2251 // include previous careful character(s) if possible, looks nicer (best effort...)
2252 while (text > stp
2253 && srp[text - stp - 1] & RS_Careful
2254 && RS_SAME (rend, srp[text - stp - 1]))
2255 text--, count++, xpixel -= fwidth;
2256
2257 // force redraw after "careful" characters to avoid pixel droppings
2258 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2259 drp[col + i + 1] = ~srp[col + i + 1];
2260
2261 // force redraw before "careful" characters to avoid pixel droppings
2262 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2263 drp[text - stp - i - 1] = ~srp[text - stp - i - 1];
2264#endif
2265
2266 bool invert = rend & RS_RVid;
2267
2268#ifndef NO_BOLD_UNDERLINE_REVERSE
2269 if (rend & RS_Bold
2270 && fore == Color_fg)
2271 {
2272 if (ISSET_PIXCOLOR (Color_BD))
2273 fore = Color_BD;
2274# if !ENABLE_STYLES
2275 else
2276 invert = !invert;
2277# endif
2278 }
2279
2280 if (rend & RS_Italic
2281 && fore == Color_fg)
2282 {
2283 if (ISSET_PIXCOLOR (Color_IT))
2284 fore = Color_IT;
2285# if !ENABLE_STYLES
2286 else
2287 invert = !invert;
2288# endif
2289 }
2290
2291 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))
2292 fore = Color_UL;
2293#endif
2294
2295 if (invert)
2296 {
2297 ::swap (fore, back);
2298
2299#ifndef NO_BOLD_UNDERLINE_REVERSE
2300 if (ISSET_PIXCOLOR (Color_RV))
2301 back = Color_RV;
2302
2303 if (fore == back)
2304 {
2305 fore = Color_bg;
2306 back = Color_fg;
2307 }
2308#endif
2309 }
2310
2311#ifdef TEXT_BLINK
2312 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2313 {
2314 if (!text_blink_ev.active)
2315 {
2316 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2317 hidden_text = 0;
2318 }
2319 else if (hidden_text)
2320 fore = back;
2321 }
2322#endif
2323 }
2324
2325 /*
2326 * Actually do the drawing of the string here
2327 */
2328 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2329
2330 if (back == fore)
2331 font->clear_rect (*drawable, xpixel, ypixel,
2332 fwidth * count, fheight,
2333 back);
2334 else if (back == Color_bg)
2335 {
2336 if (must_clear)
2337 {
2338 CLEAR_CHARS (xpixel, ypixel, count);
2339
2340 for (i = 0; i < count; i++) /* don't draw empty strings */
2341 if (text[i] != ' ')
2036 { 2342 {
2037 *dtp++ = *dtp2++; 2343 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2038 *drp++ = *drp2++; 2344 break;
2039 } 2345 }
2040
2041 if (len == -1)
2042 len = row;
2043
2044 wlen = row;
2045 continue;
2046 } 2346 }
2047 }
2048
2049 if (len != -1)
2050 {
2051 /* also comes here at end if needed because of >= above */
2052 if (wlen < len)
2053 SWAP_IT(wlen, len, int);
2054 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2055 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2056 R->TermWin.gc, 0, Row2Pixel(len + i),
2057 (unsigned int)TermWin_TotalWidth(),
2058 (unsigned int)Height2Pixel(wlen - len + 1),
2059 0, Row2Pixel(len));
2060 len = -1;
2061 }
2062 }
2063 }
2064#endif
2065
2066/*
2067 * E: main pass across every character
2068 */
2069 for (row = 0; row < R->TermWin.nrow; row++)
2070 {
2071 stp = R->screen.text[row + row_offset];
2072 srp = R->screen.rend[row + row_offset];
2073 dtp = R->drawn_text[row];
2074 drp = R->drawn_rend[row];
2075
2076/*
2077 * E2: OK, now the real pass
2078 */
2079 int ypixel = (int)Row2Pixel(row);
2080
2081 for (col = 0; col < R->TermWin.ncol; col++)
2082 {
2083 /* compare new text with old - if exactly the same then continue */
2084 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2085
2086 if (stp[col] == dtp[col] /* Must match characters to skip. */
2087 && (rend == drp[col] /* Either rendition the same or */
2088 || (stp[col] == ' ' /* space w/ no background change */
2089 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2090 continue;
2091
2092 text_t *text = stp + col;
2093 int count = 1;
2094
2095 /* redraw one or more characters */
2096
2097 dtp[col] = stp[col];
2098 drp[col] = rend;
2099
2100 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2101 continue;
2102
2103 int xpixel = Col2Pixel(col);
2104
2105 // this loop looks very messy, it can probably be optimized
2106 // and cleaned a bit by you?
2107 for (i = 0; ++col < R->TermWin.ncol; )
2108 {
2109 if (stp[col] == NOCHAR)
2110 {
2111 dtp[col] = stp[col];
2112 drp[col] = rend;
2113 count++;
2114
2115 if (i) // only possible skip if char unchanged
2116 i++;
2117
2118 continue;
2119 }
2120
2121 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2122 break;
2123
2124 count++;
2125
2126 if (stp[col] != dtp[col]
2127 || srp[col] != drp[col])
2128 {
2129 if (must_clear && (i++ > (count / 2)))
2130 break;
2131
2132 dtp[col] = stp[col];
2133 drp[col] = rend;
2134 i = 0;
2135 }
2136 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2137 break;
2138 }
2139
2140 col--; /* went one too far. move back */
2141 count -= i; /* dump any matching trailing chars */
2142
2143/*
2144 * Determine the attributes for the string
2145 */
2146 int fid = GET_FONT(rend);
2147 fore = GET_FGCOLOR(rend);
2148 back = GET_BGCOLOR(rend);
2149 rend = GET_ATTR(rend);
2150
2151 rvid = (rend & RS_RVid) ? 1 : 0;
2152#ifdef OPTION_HC
2153 if (!rvid && (rend & RS_Blink))
2154 {
2155 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2156 back = Color_HC;
2157 else 2347 else
2158 rvid = !rvid; /* fall back */ 2348 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2159 } 2349 }
2160#endif 2350 else
2161 if (rvid) 2351 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2352
2353 if (rend & RS_Uline && font->descent > 1 && fore != back)
2162 { 2354 {
2163 SWAP_IT(fore, back, int); 2355#if ENABLE_FRILLS
2164 2356 if (ISSET_PIXCOLOR (Color_underline))
2165#ifndef NO_BOLD_UNDERLINE_REVERSE 2357 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2166 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2167# ifndef NO_CURSORCOLOR
2168 && !ISSET_PIXCOLOR(R, Color_cursor)
2169# endif
2170 )
2171 back = Color_RV;
2172#endif
2173 }
2174#ifndef NO_BOLD_UNDERLINE_REVERSE
2175 else if (rend & RS_Bold)
2176 {
2177 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD))
2178 {
2179 fore = Color_BD;
2180# ifndef VERYBOLD
2181 rend &= ~RS_Bold; /* we've taken care of it */
2182# endif
2183 }
2184 }
2185 else if (rend & RS_Uline)
2186 {
2187 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2188 {
2189 fore = Color_UL;
2190 rend &= ~RS_Uline; /* we've taken care of it */
2191 }
2192 }
2193#endif
2194
2195/*
2196 * Actually do the drawing of the string here
2197 */
2198 rxvt_font *font = (*R->TermWin.fontset)[fid];
2199
2200 if (back == Color_bg)
2201 {
2202 if (must_clear)
2203 {
2204 for (i = 0; i < count; i++) /* don't draw empty strings */
2205 if (text[i] != ' ')
2206 {
2207 font->draw (xpixel, ypixel, text, count, fore, -1);
2208 goto nodraw;
2209 }
2210
2211 CLEAR_CHARS(xpixel, ypixel, count);
2212nodraw: ;
2213 }
2214 else 2358 else
2215 font->draw (xpixel, ypixel, text, count, fore, Color_bg); 2359#endif
2216 } 2360 XSetForeground (display->display, gc, pix_colors[fore]);
2217 else
2218 font->draw (xpixel, ypixel, text, count, fore, back);
2219 2361
2220 if ((rend & RS_Uline) && (font->descent > 1))
2221 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc, 2362 XDrawLine (display->display, drawBuffer, gc,
2222 xpixel, ypixel + font->ascent + 1, 2363 xpixel, ypixel + font->ascent + 1,
2223 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2364 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2365 }
2224 } /* for (col....) */ 2366 } /* for (col....) */
2225 } /* for (row....) */ 2367 } /* for (row....) */
2226 2368
2227/* 2369#if ENABLE_OVERLAY
2370 scr_swap_overlay ();
2371#endif
2372 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2373
2374 /*
2228 * G: cleanup cursor and display outline cursor if necessary 2375 * G: cleanup cursor and display outline cursor if necessary
2229 */ 2376 */
2230 if (showcursor) { 2377 if (showcursor)
2231 if (R->TermWin.focus) { 2378 {
2232 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2379 if (focus)
2233 [R->screen.cur.col]); 2380 {
2381 if (OPTION (Opt_cursorUnderline))
2382 *crp ^= RS_Uline;
2383 else
2384 {
2234 *srp ^= RS_RVid; 2385 *crp ^= RS_RVid;
2235#ifndef NO_CURSORCOLOR 2386#ifndef NO_CURSORCOLOR
2236 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2387 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2237#endif 2388#endif
2389 }
2390 }
2238 } else if (R->oldcursor.row >= 0) { 2391 else if (oldcursor.row >= 0)
2392 {
2393 int cursorwidth = 1;
2394 int col = oldcursor.col;
2395
2396 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2397 col--;
2398
2399 while (col + cursorwidth < ncol
2400 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2401 cursorwidth++;
2402
2239#ifndef NO_CURSORCOLOR 2403#ifndef NO_CURSORCOLOR
2240 unsigned long gcmask; /* Graphics Context mask */
2241
2242 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) { 2404 if (ISSET_PIXCOLOR (Color_cursor))
2243 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]); 2405 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2244 }
2245#endif 2406#endif
2407
2246 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2408 XDrawRectangle (display->display, drawBuffer, gc,
2247 Col2Pixel(R->oldcursor.col), 2409 Col2Pixel (col),
2248 Row2Pixel(R->oldcursor.row), 2410 Row2Pixel (oldcursor.row),
2249 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2411 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2250 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1)); 2412 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2251 } 2413 }
2252 } 2414 }
2253/* 2415
2416 /*
2254 * H: cleanup selection 2417 * H: cleanup selection
2255 */ 2418 */
2256 rxvt_scr_reverse_selection(aR); 2419 scr_reverse_selection ();
2257 2420
2258/*
2259 * I: other general cleanup
2260 */
2261 if (clearfirst && R->TermWin.int_bwidth)
2262 /*
2263 * clear the whole screen height, note that width == 0 is treated
2264 * specially by XClearArea
2265 */
2266 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2267 (unsigned int)R->TermWin.int_bwidth,
2268 (unsigned int)TermWin_TotalHeight(), False);
2269 if (clearlast && R->TermWin.int_bwidth)
2270 /*
2271 * clear the whole screen height, note that width == 0 is treated
2272 * specially by XClearArea
2273 */
2274 XClearArea(R->Xdisplay, R->TermWin.vt,
2275 R->TermWin.width + R->TermWin.int_bwidth, 0,
2276 (unsigned int)R->TermWin.int_bwidth,
2277 (unsigned int)TermWin_TotalHeight(), False);
2278 if (refresh_type & SMOOTH_REFRESH)
2279 XSync(R->Xdisplay, False);
2280
2281 R->num_scr = 0; 2421 num_scr = 0;
2282 R->num_scr_allow = 1; 2422 num_scr_allow = 1;
2283 R->want_refresh = 0; /* screen is current */
2284} 2423}
2285/* ------------------------------------------------------------------------- */
2286 2424
2287/* EXTPROTO */
2288void 2425void
2289rxvt_scr_clear(pR) 2426rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2290{ 2427{
2291 if (!R->TermWin.mapped) 2428 if (!l.t)
2292 return; 2429 return;
2293 R->num_scr_allow = 0; 2430
2294 R->want_refresh = 1; 2431 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2432
2433 for (int i = ncol; i--; )
2434 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2435}
2436
2437void
2438rxvt_term::scr_remap_chars () NOTHROW
2439{
2440 for (int i = total_rows; i--; )
2441 scr_remap_chars (row_buf [i]);
2442
2443 for (int i = nrow; i--; )
2444 {
2445 scr_remap_chars (drawn_buf [i]);
2446 scr_remap_chars (swap_buf [i]);
2447 }
2448}
2449
2450void
2451rxvt_term::scr_recolour () NOTHROW
2452{
2453 if (1
2295#ifdef TRANSPARENT 2454#if TRANSPARENT
2296 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) { 2455 && !am_transparent
2297 int i; 2456#endif
2457#if XPM_BACKGROUND
2458 && !bgPixmap.pixmap
2459#endif
2460 )
2461 {
2462 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2463 XClearWindow (display->display, parent[0]);
2464 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2465#if HAVE_SCROLLBARS
2466 if (scrollBar.win)
2467 {
2468 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2469 scrollBar.setIdle ();
2470 scrollbar_show (0);
2471 }
2472#endif
2473 }
2298 2474
2299 if (!(R->Options & Opt_transparent_all)) 2475 scr_clear ();
2300 i = 0; 2476 scr_touch (true);
2477 want_refresh = 1;
2478}
2479
2480/* ------------------------------------------------------------------------- */
2481void
2482rxvt_term::scr_clear (bool really) NOTHROW
2483{
2484 if (!mapped)
2485 return;
2486
2487 num_scr_allow = 0;
2488 want_refresh = 1;
2489
2490 if (really)
2491 XClearWindow (display->display, vt);
2492}
2493
2494void
2495rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2496{
2497 int view_end = view_start + nrow;
2498 int row, col;
2499
2500 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2501 {
2502 text_t *stp = ROW(row).t;
2503 rend_t *srp = ROW(row).r;
2504
2505 for (col = beg_col; col < end_col; col++)
2506 srp[col] ^= rstyle1;
2507
2508 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2509 srp[col] ^= rstyle2;
2510
2511 if (++col < end_col)
2512 srp[col] ^= rstyle2;
2513 }
2514}
2515
2516void
2517rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2518{
2519 int view_end = view_start + nrow;
2520 int row, col;
2521
2522 if (beg_row >= view_start)
2523 {
2524 col = beg_col;
2525 row = beg_row;
2526 }
2527 else
2528 {
2529 col = 0;
2530 row = view_start;
2531 }
2532
2533 for (; row < min (end_row, view_end); row++, col = 0)
2534 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2535 srp[col] ^= rstyle;
2536
2537 if (row == end_row)
2538 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2539 srp[col] ^= rstyle;
2540}
2541
2542/* ------------------------------------------------------------------------- */
2543void
2544rxvt_term::scr_reverse_selection () NOTHROW
2545{
2546 if (selection.op
2547 && current_screen == selection.screen
2548 && selection.end.row >= view_start)
2549 {
2550#if ENABLE_FRILLS
2551 if (selection.rect)
2552 scr_xor_rect (selection.beg.row, selection.beg.col,
2553 selection.end.row, selection.end.col,
2554 RS_RVid, RS_RVid | RS_Uline);
2301 else 2555 else
2302 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2303 for (; i--;)
2304 if (R->TermWin.parent[i] != None)
2305 XClearWindow(R->Xdisplay, R->TermWin.parent[i]);
2306 }
2307#endif 2556#endif
2308 XClearWindow(R->Xdisplay, R->TermWin.vt); 2557 scr_xor_span (selection.beg.row, selection.beg.col,
2309} 2558 selection.end.row, selection.end.col,
2310 2559 RS_RVid);
2311/* ------------------------------------------------------------------------- */
2312/* INTPROTO */
2313void
2314rxvt_scr_reverse_selection(pR)
2315{
2316 int i, col, row, end_row;
2317 rend_t *srp;
2318
2319 if (R->selection.op && R->current_screen == R->selection.screen) {
2320 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2321 i = R->selection.beg.row + R->TermWin.saveLines;
2322 row = R->selection.end.row + R->TermWin.saveLines;
2323 if (i >= end_row)
2324 col = R->selection.beg.col;
2325 else {
2326 col = 0;
2327 i = end_row;
2328 }
2329 end_row += R->TermWin.nrow;
2330 for (; i < row && i < end_row; i++, col = 0)
2331 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2332#ifndef OPTION_HC
2333 srp[col] ^= RS_RVid;
2334#else
2335 srp[col] ^= RS_Blink;
2336#endif
2337 if (i == row && i < end_row)
2338 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2339#ifndef OPTION_HC
2340 srp[col] ^= RS_RVid;
2341#else
2342 srp[col] ^= RS_Blink;
2343#endif
2344 } 2560 }
2345} 2561}
2346 2562
2347/* ------------------------------------------------------------------------- */ 2563/* ------------------------------------------------------------------------- */
2348/* 2564/*
2349 * Dump the whole scrollback and screen to the passed filedescriptor. The 2565 * Dump the whole scrollback and screen to the passed filedescriptor. The
2350 * invoking routine must close the fd. 2566 * invoking routine must close the fd.
2351 */ 2567 */
2352#if 0 2568#if 0
2353/* EXTPROTO */
2354void 2569void
2355rxvt_scr_dump(pR_ int fd) 2570rxvt_term::scr_dump (int fd) NOTHROW
2356{ 2571{
2357 int row, wrote; 2572 int row, wrote;
2358 unsigned int width, towrite; 2573 unsigned int width, towrite;
2359 char r1[] = "\n"; 2574 char r1[] = "\n";
2360 2575
2361 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2576 for (row = saveLines - nsaved;
2362 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2577 row < saveLines + nrow - 1; row++)
2363 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2578 {
2364 : R->TermWin.ncol; 2579 width = row_buf[row].l >= 0 ? row_buf[row].l
2580 : ncol;
2365 for (towrite = width; towrite; towrite -= wrote) { 2581 for (towrite = width; towrite; towrite -= wrote)
2582 {
2366 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2583 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2367 towrite); 2584 towrite);
2368 if (wrote < 0) 2585 if (wrote < 0)
2369 return; /* XXX: death, no report */ 2586 return; /* XXX: death, no report */
2370 } 2587 }
2371 if (R->screen.tlen[row] >= 0) 2588 if (row_buf[row].l >= 0)
2372 if (write(fd, r1, 1) <= 0) 2589 if (write (fd, r1, 1) <= 0)
2373 return; /* XXX: death, no report */ 2590 return; /* XXX: death, no report */
2374 } 2591 }
2375} 2592}
2376#endif 2593#endif
2377 2594
2378/* ------------------------------------------------------------------------- * 2595/* ------------------------------------------------------------------------- *
2379 * CHARACTER SELECTION * 2596 * CHARACTER SELECTION *
2380 * ------------------------------------------------------------------------- */ 2597 * ------------------------------------------------------------------------- */
2381
2382/*
2383 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2384 */
2385/* EXTPROTO */
2386void 2598void
2387rxvt_selection_check(pR_ int check_more) 2599rxvt_term::selection_check (int check_more) NOTHROW
2388{ 2600{
2389 row_col_t pos; 2601 row_col_t pos;
2390 2602
2391 if (!R->selection.op) 2603 if (!selection.op)
2392 return; 2604 return;
2393 2605
2394 pos.row = pos.col = 0; 2606 pos.row = pos.col = 0;
2395 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2607 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2396 || (R->selection.beg.row >= R->TermWin.nrow) 2608 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2397 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2609 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2398 || (R->selection.mark.row >= R->TermWin.nrow)
2399 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2400 || (R->selection.end.row >= R->TermWin.nrow)
2401 || (check_more == 1 2610 || (check_more == 1
2402 && R->current_screen == R->selection.screen 2611 && current_screen == selection.screen
2403 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2612 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2404 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2613 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2405 || (check_more == 2 2614 || (check_more == 2
2406 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2615 && ROWCOL_IS_BEFORE (selection.beg, pos)
2407 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2616 && ROWCOL_IS_AFTER (selection.end, pos))
2408 || (check_more == 3 2617 || (check_more == 3
2409 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2618 && ROWCOL_IS_AFTER (selection.end, pos))
2410 || (check_more == 4 /* screen width change */ 2619 || (check_more == 4 /* screen width change */
2411 && (R->selection.beg.row != R->selection.end.row 2620 && (selection.beg.row != selection.end.row
2412 || R->selection.end.col > R->TermWin.ncol))) 2621 || selection.end.col > ncol)))
2413 CLEAR_SELECTION(R); 2622 CLEAR_SELECTION ();
2414} 2623}
2415 2624
2416/* ------------------------------------------------------------------------- */ 2625/* ------------------------------------------------------------------------- */
2417/* 2626/*
2418 * Paste a selection direct to the command fd 2627 * Paste a selection direct to the command fd
2419 */ 2628 */
2420/* INTPROTO */
2421void 2629void
2422rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2630rxvt_term::paste (char *data, unsigned int len) NOTHROW
2423{ 2631{
2424 unsigned int i, j, n;
2425 unsigned char *ds = (unsigned char *)rxvt_malloc(PROP_SIZE);
2426
2427/* convert normal newline chars into common keyboard Return key sequence */ 2632 /* convert normal newline chars into common keyboard Return key sequence */
2428 for (i = 0; i < nitems; i += PROP_SIZE) { 2633 for (unsigned int i = 0; i < len; i++)
2429 n = min(nitems - i, PROP_SIZE); 2634 if (data[i] == C0_LF)
2430 MEMCPY(ds, data + i, n); 2635 data[i] = C0_CR;
2431 for (j = 0; j < n; j++) 2636
2432 if (ds[j] == '\n') 2637 tt_write (data, len);
2433 ds[j] = '\r';
2434 rxvt_tt_write(aR_ ds, (int)n);
2435 }
2436 free(ds);
2437} 2638}
2438 2639
2439/* ------------------------------------------------------------------------- */ 2640/* ------------------------------------------------------------------------- */
2440/* 2641/*
2441 * Respond to a notification that a primary selection has been sent 2642 * Respond to a notification that a primary selection has been sent
2442 * EXT: SelectionNotify 2643 * EXT: SelectionNotify
2443 */ 2644 */
2444/* EXTPROTO */ 2645void
2445int
2446rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2646rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2447{ 2647{
2448 long nread = 0;
2449 unsigned long bytes_after;
2450 XTextProperty ct;
2451#ifdef MULTICHAR_SET
2452 int dummy_count;
2453 char **cl;
2454#endif
2455
2456 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2457
2458 if (prop == None) { /* check for failed XConvertSelection */ 2648 if (prop == None) /* check for failed XConvertSelection */
2459#ifdef MULTICHAR_SET 2649 {
2460 if ((R->selection_type & Sel_CompoundText)) { 2650 if ((selection_type & Sel_CompoundText))
2651 {
2461 int selnum = R->selection_type & Sel_whereMask; 2652 int selnum = selection_type & Sel_whereMask;
2462 2653
2463 R->selection_type = 0; 2654 selection_type = 0;
2464 if (selnum != Sel_direct) 2655 if (selnum != Sel_direct)
2465 rxvt_selection_request_other(aR_ XA_STRING, selnum); 2656 selection_request_other (XA_STRING, selnum);
2657 }
2658
2659 if ((selection_type & Sel_UTF8String))
2466 } 2660 {
2467#endif 2661 int selnum = selection_type & Sel_whereMask;
2662
2663 selection_type = Sel_CompoundText;
2664 if (selnum != Sel_direct)
2665 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2666 else
2667 selection_type = 0;
2668 }
2669
2468 return 0; 2670 return;
2671 }
2672
2673 unsigned long bytes_after;
2674 XTextProperty ct;
2675
2676 if (XGetWindowProperty (display->display, win, prop,
2677 0, PROP_SIZE / 4,
2678 delete_prop, AnyPropertyType,
2679 &ct.encoding, &ct.format,
2680 &ct.nitems, &bytes_after,
2681 &ct.value) != Success)
2469 } 2682 {
2470 for (;;) { 2683 ct.value = 0;
2684 goto bailout;
2685 }
2686
2687 if (ct.encoding == None)
2688 goto bailout;
2689
2690 if (bytes_after)
2691 {
2692 // fetch and append remaining data
2693 XTextProperty ct2;
2694
2471 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2695 if (XGetWindowProperty (display->display, win, prop,
2472 (long)(PROP_SIZE / 4), delete_prop, 2696 ct.nitems / 4, (bytes_after + 3) / 4,
2697 delete_prop, AnyPropertyType,
2473 AnyPropertyType, &ct.encoding, &ct.format, 2698 &ct2.encoding, &ct2.format,
2474 &ct.nitems, &bytes_after, 2699 &ct2.nitems, &bytes_after,
2475 &ct.value) != Success) 2700 &ct2.value) != Success)
2476 break; 2701 goto bailout;
2477 if (ct.encoding == 0) { 2702
2478 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2703 // realloc should be compatible to XFree, here, and elsewhere, too
2479 break; 2704 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2705 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2706 ct.nitems += ct2.nitems;
2707
2708 XFree (ct2.value);
2709 }
2710
2711 if (ct.value == 0)
2712 goto bailout;
2713
2714 if (ct.encoding == xa[XA_INCR])
2715 {
2716 // INCR selection, start handshake
2717 if (!delete_prop)
2718 XDeleteProperty (display->display, win, prop);
2719
2720 selection_wait = Sel_incr;
2721 incr_buf_fill = 0;
2722 incr_ev.start (NOW + 10);
2723
2724 goto bailout;
2725 }
2726
2727 if (ct.nitems == 0)
2728 {
2729 if (selection_wait == Sel_incr)
2480 } 2730 {
2481 if (ct.value == NULL) { 2731 XFree (ct.value);
2482 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!")); 2732
2483 continue; 2733 // finally complete, now paste the whole thing
2734 selection_wait = Sel_normal;
2735 ct.value = (unsigned char *)incr_buf;
2736 ct.nitems = incr_buf_fill;
2737 incr_buf = 0;
2738 incr_buf_size = 0;
2739 incr_ev.stop ();
2740 }
2741 else
2484 } 2742 {
2485 if (ct.nitems == 0) {
2486 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2487 if (R->selection_wait == Sel_normal && nread == 0) { 2743 if (selection_wait == Sel_normal
2744 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2745 {
2488 /* 2746 /*
2489 * pass through again trying CUT_BUFFER0 if we've come from 2747 * pass through again trying CUT_BUFFER0 if we've come from
2490 * XConvertSelection() but nothing was presented 2748 * XConvertSelection () but nothing was presented
2491 */ 2749 */
2492 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2493 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2750 selection_paste (display->root, XA_CUT_BUFFER0, False);
2494 } 2751 }
2495 nread = -1; /* discount any previous stuff */ 2752
2496 break; 2753 goto bailout;
2754 }
2755 }
2756 else if (selection_wait == Sel_incr)
2757 {
2758 incr_ev.start (NOW + 10);
2759
2760 while (incr_buf_fill + ct.nitems > incr_buf_size)
2497 } 2761 {
2498 nread += ct.nitems; 2762 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2499#ifdef MULTICHAR_SET 2763 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2764 }
2765
2766 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2767 incr_buf_fill += ct.nitems;
2768
2769 goto bailout;
2770 }
2771
2772 char **cl;
2773 int cr;
2774
2775#if ENABLE_FRILLS
2776 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2777 // so recode it manually
2778 if (ct.encoding == xa[XA_UTF8_STRING])
2779 {
2780 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2781 char *s = rxvt_wcstombs (w);
2782 free (w);
2783 // TODO: strlen == only the first element will be converted. well...
2784 paste (s, strlen (s));
2785 free (s);
2786 }
2787 else
2788#endif
2500 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl, 2789 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2501 &dummy_count) == Success && cl) { 2790 && cl)
2502 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0])); 2791 {
2792 for (int i = 0; i < cr; i++)
2793 paste (cl[i], strlen (cl[i]));
2794
2503 XFreeStringList(cl); 2795 XFreeStringList (cl);
2504 } else 2796 }
2505#endif 2797 else
2506 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems); 2798 paste ((char *)ct.value, ct.nitems); // paste raw
2507 if (bytes_after == 0) 2799
2508 break; 2800bailout:
2509 XFree(ct.value); 2801 XFree (ct.value);
2510 } 2802
2511 if (ct.value)
2512 XFree(ct.value);
2513 if (R->selection_wait == Sel_normal) 2803 if (selection_wait == Sel_normal)
2514 R->selection_wait = Sel_none; 2804 selection_wait = Sel_none;
2515 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2516 return (int)nread;
2517} 2805}
2518 2806
2519/*
2520 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2521 */
2522/* EXTPROTO */
2523void 2807void
2808rxvt_term::incr_cb (time_watcher &w) NOTHROW
2809{
2810 selection_wait = Sel_none;
2811
2812 incr_buf_size = 0;
2813 free (incr_buf);
2814
2815 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2816}
2817
2818void
2524rxvt_selection_property(pR_ Window win, Atom prop) 2819rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2525{ 2820{
2526 int reget_time = 0; 2821 if (prop == None || selection_wait != Sel_incr)
2527
2528 if (prop == None)
2529 return; 2822 return;
2530 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2531 if (R->selection_wait == Sel_normal) {
2532 int a, afmt;
2533 Atom atype;
2534 unsigned long bytes_after, nitems;
2535 unsigned char *s = NULL;
2536 2823
2537 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2824 selection_paste (win, prop, true);
2538 R->xa[XA_INCR], &atype, &afmt, &nitems,
2539 &bytes_after, &s);
2540 if (s)
2541 XFree(s);
2542 if (a != Success)
2543 return;
2544#ifndef __CYGWIN32__
2545 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2546 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2547 XDeleteProperty(R->Xdisplay, win, prop);
2548 XFlush(R->Xdisplay);
2549 reget_time = 1;
2550 R->selection_wait = Sel_incr;
2551 }
2552#endif
2553 } else if (R->selection_wait == Sel_incr) {
2554 reget_time = 1;
2555 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2556 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2557 R->selection_wait = Sel_none;
2558 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2559 }
2560 }
2561 if (reget_time) { /* received more data so reget time */
2562 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2563 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2564 }
2565} 2825}
2826
2566/* ------------------------------------------------------------------------- */ 2827/* ------------------------------------------------------------------------- */
2567/* 2828/*
2568 * Request the current selection: 2829 * Request the current selection:
2569 * Order: > internal selection if available 2830 * Order: > internal selection if available
2570 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2831 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2571 * > CUT_BUFFER0 2832 * > CUT_BUFFER0
2572 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2833 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2573 * will auto fallback to CUT_BUFFER0 2834 * will auto fallback to CUT_BUFFER0
2574 * EXT: button 2 release 2835 * EXT: button 2 release
2575 */ 2836 */
2576/* EXTPROTO */
2577void 2837void
2578rxvt_selection_request(pR_ Time tm, int x, int y) 2838rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2579{ 2839{
2580 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2840 if (selection.text && selnum == Sel_Primary)
2581 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2841 { /* internal selection */
2582 return; /* outside window */ 2842 char *str = rxvt_wcstombs (selection.text, selection.len);
2583 2843 paste (str, strlen (str));
2584 if (R->selection.text != NULL) { /* internal selection */ 2844 free (str);
2585 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2586 rxvt_PasteIt(aR_ R->selection.text, R->selection.len);
2587 return; 2845 return;
2588 } else { 2846 }
2589 int i; 2847 else
2590 2848 {
2591 R->selection_request_time = tm; 2849 selection_request_time = tm;
2592 R->selection_wait = Sel_normal; 2850 selection_wait = Sel_normal;
2593 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2851
2594#ifdef MULTICHAR_SET 2852#if X_HAVE_UTF8_STRING
2595 R->selection_type = Sel_CompoundText; 2853 selection_type = Sel_UTF8String;
2854 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2855 return;
2596#else 2856#else
2597 R->selection_type = 0; 2857 selection_type = Sel_CompoundText;
2858 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2859 return;
2598#endif 2860#endif
2599 if (rxvt_selection_request_other(aR_
2600#ifdef MULTICHAR_SET
2601 R->xa[XA_COMPOUND_TEXT],
2602#else
2603 XA_STRING,
2604#endif
2605 i))
2606 return;
2607 }
2608 } 2861 }
2862
2609 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2863 selection_wait = Sel_none; /* don't loop in selection_paste () */
2610 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2611 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2864 selection_paste (display->root, XA_CUT_BUFFER0, false);
2612} 2865}
2613 2866
2614/* INTPROTO */
2615int 2867int
2616rxvt_selection_request_other(pR_ Atom target, int selnum) 2868rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2617{ 2869{
2618 Atom sel; 2870 Atom sel;
2619#ifdef DEBUG_SELECT
2620 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2621#endif
2622 2871
2623 R->selection_type |= selnum; 2872 selection_type |= selnum;
2873
2624 if (selnum == Sel_Primary) 2874 if (selnum == Sel_Primary)
2625 sel = XA_PRIMARY; 2875 sel = XA_PRIMARY;
2626 else if (selnum == Sel_Secondary) 2876 else if (selnum == Sel_Secondary)
2627 sel = XA_SECONDARY; 2877 sel = XA_SECONDARY;
2628 else 2878 else
2629 sel = R->xa[XA_CLIPBOARD]; 2879 sel = xa[XA_CLIPBOARD];
2880
2630 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2881 if (XGetSelectionOwner (display->display, sel) != None)
2631 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2882 {
2632 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2883 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2633 R->TermWin.vt, R->selection_request_time); 2884 vt, selection_request_time);
2634 return 1; 2885 return 1;
2635 } 2886 }
2887
2636 return 0; 2888 return 0;
2637} 2889}
2638 2890
2639/* ------------------------------------------------------------------------- */ 2891/* ------------------------------------------------------------------------- */
2640/* 2892/*
2641 * Clear all selected text 2893 * Clear all selected text
2642 * EXT: SelectionClear 2894 * EXT: SelectionClear
2643 */ 2895 */
2644/* EXTPROTO */
2645void 2896void
2646rxvt_selection_clear(pR) 2897rxvt_term::selection_clear () NOTHROW
2647{ 2898{
2648 D_SELECT((stderr, "rxvt_selection_clear()"));
2649
2650 R->want_refresh = 1; 2899 want_refresh = 1;
2651 if (R->selection.text)
2652 free(R->selection.text); 2900 free (selection.text);
2653 R->selection.text = NULL; 2901 selection.text = NULL;
2654 R->selection.len = 0; 2902 selection.len = 0;
2655 CLEAR_SELECTION(R); 2903 CLEAR_SELECTION ();
2904
2905 if (display->selection_owner == this)
2906 display->selection_owner = 0;
2656} 2907}
2657 2908
2658/* ------------------------------------------------------------------------- */ 2909/* ------------------------------------------------------------------------- */
2659/* 2910/*
2660 * Copy a selection into the cut buffer 2911 * Copy a selection into the cut buffer
2661 * EXT: button 1 or 3 release 2912 * EXT: button 1 or 3 release
2662 */ 2913 */
2663/* EXTPROTO */
2664void 2914void
2665rxvt_selection_make(pR_ Time tm) 2915rxvt_term::selection_make (Time tm)
2666{ 2916{
2667 int i, col, end_col, row, end_row; 2917 int i;
2668 unsigned char *new_selection_text; 2918 wchar_t *new_selection_text;
2669 char *str; 2919 text_t *t;
2670 text_t *t;
2671#ifdef ACS_ASCII
2672 rend_t *re;
2673#endif
2674 2920
2675 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2676 switch (R->selection.op) { 2921 switch (selection.op)
2922 {
2677 case SELECTION_CONT: 2923 case SELECTION_CONT:
2678 break; 2924 break;
2679 case SELECTION_INIT: 2925 case SELECTION_INIT:
2680 CLEAR_SELECTION(R); 2926 CLEAR_SELECTION ();
2681 /* FALLTHROUGH */ 2927 /* FALLTHROUGH */
2682 case SELECTION_BEGIN: 2928 case SELECTION_BEGIN:
2683 R->selection.op = SELECTION_DONE; 2929 selection.op = SELECTION_DONE;
2684 /* FALLTHROUGH */ 2930 /* FALLTHROUGH */
2685 default: 2931 default:
2686 return; 2932 return;
2687 } 2933 }
2934
2688 R->selection.op = SELECTION_DONE; 2935 selection.op = SELECTION_DONE;
2689 2936
2690 if (R->selection.clicks == 4) 2937 if (selection.clicks == 4)
2691 return; /* nothing selected, go away */ 2938 return; /* nothing selected, go away */
2692 2939
2940 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2941 return;
2942
2693 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2943 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2694 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2944 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2695 2945
2696 new_selection_text = (unsigned char *)str; 2946 int ofs = 0;
2947 int extra = 0;
2697 2948
2698 col = R->selection.beg.col; 2949 int col = selection.beg.col;
2699 MAX_IT(col, 0); 2950 int row = selection.beg.row;
2700 row = R->selection.beg.row + R->TermWin.saveLines;
2701 end_row = R->selection.end.row + R->TermWin.saveLines;
2702 2951
2952 int end_col;
2953
2703 for (; row <= end_row; row++, col = 0) 2954 for (; row <= selection.end.row; row++, col = 0)
2955 {
2956#if ENABLE_FRILLS
2957 if (selection.rect)
2704 { 2958 {
2705 t = &(R->screen.text[row][col]); 2959 col = selection.beg.col;
2706
2707 end_col = R->screen.tlen[row];
2708
2709 if (end_col == -1)
2710 end_col = R->TermWin.ncol; 2960 end_col = ncol + 1;
2961 }
2962 else
2963#endif
2964 end_col = ROW(row).l;
2711 2965
2966 col = max (col, 0);
2967
2712 if (row == end_row) 2968 if (row == selection.end.row
2969#if ENABLE_FRILLS
2970 || selection.rect
2971#endif
2972 )
2713 MIN_IT (end_col, R->selection.end.col); 2973 min_it (end_col, selection.end.col);
2714 2974
2975 t = ROW(row).t + col;
2976
2715 for (; col < end_col; col++) 2977 for (; col < end_col; col++)
2978 {
2716 if (*t == NOCHAR) 2979 if (*t == NOCHAR)
2717 t++; 2980 t++;
2981#if ENABLE_COMBINING
2982 else if (IS_COMPOSE (*t))
2983 {
2984 int len = rxvt_composite.expand (*t, 0);
2985
2986 extra -= (len - 1);
2987
2988 if (extra < 0)
2989 {
2990 extra += i;
2991 i += i;
2992 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
2993 }
2994
2995 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2996 }
2997#endif
2718 else 2998 else
2719 { 2999 new_selection_text[ofs++] = *t++;
2720 int len = wctomb (str, *t++);
2721 if (len > 0)
2722 str += len;
2723 }
2724
2725 if (R->screen.tlen[row] != -1 && row != end_row)
2726 *str++ = '\n';
2727 } 3000 }
2728 3001
2729#ifndef NO_OLD_SELECTION 3002#if ENABLE_FRILLS
2730 if (R->selection_style == OLD_SELECT) 3003 if (selection.rect)
2731 if (end_col == R->TermWin.ncol) 3004 {
2732 *str++ = '\n'; 3005 while (ofs
3006 && new_selection_text[ofs - 1] != C0_LF
3007 && unicode::is_space (new_selection_text[ofs - 1]))
3008 --ofs;
3009
3010 new_selection_text[ofs++] = C0_LF;
3011 }
3012 else
2733#endif 3013#endif
2734#ifndef NO_NEW_SELECTION 3014 if (!ROW(row).is_longer () && row != selection.end.row)
2735 if (R->selection_style != OLD_SELECT) 3015 new_selection_text[ofs++] = C0_LF;
3016 }
3017
2736 if (end_col != R->selection.end.col) 3018 if (end_col != selection.end.col)
2737 *str++ = '\n'; 3019 new_selection_text[ofs++] = C0_LF;
2738#endif
2739 *str = '\0';
2740 3020
2741 i = str - (char *)new_selection_text; 3021 new_selection_text[ofs] = 0;
3022
2742 if (i == 0) 3023 if (ofs == 0)
2743 { 3024 {
2744 free (new_selection_text); 3025 free (new_selection_text);
2745 return; 3026 return;
2746 } 3027 }
2747 3028
2748 // due to MB_MAX_CUR, selection wastage is usually high
2749 if (str - (char *)new_selection_text > 1024)
2750 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2751
2752 R->selection.len = i;
2753 if (R->selection.text)
2754 free (R->selection.text); 3029 free (selection.text);
2755 3030
2756 R->selection.text = new_selection_text; 3031 // we usually allocate much more than necessary, so realloc it smaller again
3032 selection.len = ofs;
3033 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2757 3034
2758 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3035 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2759 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3036 return;
2760 rxvt_print_error("can't get primary selection"); 3037
2761 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3038 selection_grab (tm);
2762 PropModeReplace, R->selection.text, (int)R->selection.len); 3039}
3040
3041bool
3042rxvt_term::selection_grab (Time tm) NOTHROW
3043{
2763 R->selection_time = tm; 3044 selection_time = tm;
2764 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3045
3046 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
3047 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
3048 {
3049 display->set_selection_owner (this);
3050 return true;
3051 }
3052 else
3053 {
3054 selection_clear ();
3055 return false;
3056 }
3057
3058#if 0
3059 XTextProperty ct;
3060
3061 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
3062 {
3063 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3064 XFree (ct.value);
3065 }
3066#endif
2765} 3067}
2766 3068
2767/* ------------------------------------------------------------------------- */ 3069/* ------------------------------------------------------------------------- */
2768/* 3070/*
2769 * Mark or select text based upon number of clicks: 1, 2, or 3 3071 * Mark or select text based upon number of clicks: 1, 2, or 3
2770 * EXT: button 1 press 3072 * EXT: button 1 press
2771 */ 3073 */
2772/* EXTPROTO */
2773void 3074void
2774rxvt_selection_click(pR_ int clicks, int x, int y) 3075rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2775{ 3076{
2776 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2777
2778 clicks = ((clicks - 1) % 3) + 1; 3077 clicks = ((clicks - 1) % 3) + 1;
2779 R->selection.clicks = clicks; /* save clicks so extend will work */ 3078 selection.clicks = clicks; /* save clicks so extend will work */
2780 3079
3080 if (clicks == 2 && !selection.rect
3081 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3082 {
3083 MEvent.clicks = 1; // what a mess
3084 selection.screen = current_screen;
3085 selection.op = SELECTION_CONT;
3086 return;
3087 }
3088
2781 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3089 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3090
2782 if (clicks == 2 || clicks == 3) 3091 if (clicks == 2 || clicks == 3)
2783 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3092 selection_extend_colrow (selection.mark.col,
2784 R->selection.mark.row 3093 selection.mark.row - view_start,
2785 + R->TermWin.view_start,
2786 0, /* button 3 */ 3094 0, /* button 3 */
2787 1, /* button press */ 3095 1, /* button press */
2788 0); /* click change */ 3096 0); /* click change */
2789} 3097}
2790 3098
2791/* ------------------------------------------------------------------------- */ 3099/* ------------------------------------------------------------------------- */
2792/* 3100/*
2793 * Mark a selection at the specified col/row 3101 * Mark a selection at the specified col/row
2794 */ 3102 */
2795/* INTPROTO */
2796void 3103void
2797rxvt_selection_start_colrow(pR_ int col, int row) 3104rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2798{ 3105{
2799 R->want_refresh = 1; 3106 want_refresh = 1;
3107
3108 selection.mark.row = row + view_start;
2800 R->selection.mark.col = col; 3109 selection.mark.col = col;
2801 R->selection.mark.row = row - R->TermWin.view_start; 3110
2802 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3111 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2803 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3112 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3113
3114 while (selection.mark.col > 0
3115 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2804 MAX_IT(R->selection.mark.col, 0); 3116 --selection.mark.col;
2805 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1); 3117
2806 3118 if (selection.op)
2807 if (R->selection.op) { /* clear the old selection */ 3119 { /* clear the old selection */
2808 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3120 selection.beg.row = selection.end.row = selection.mark.row;
2809 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3121 selection.beg.col = selection.end.col = selection.mark.col;
2810 } 3122 }
3123
2811 R->selection.op = SELECTION_INIT; 3124 selection.op = SELECTION_INIT;
2812 R->selection.screen = R->current_screen; 3125 selection.screen = current_screen;
2813} 3126}
2814 3127
2815/* ------------------------------------------------------------------------- */ 3128/* ------------------------------------------------------------------------- */
2816/* 3129/*
2817 * Word select: select text for 2 clicks 3130 * Word select: select text for 2 clicks
2818 * We now only find out the boundary in one direction 3131 * We now only find out the boundary in one direction
2819 */ 3132 */
2820 3133
2821/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3134/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2822#define DELIMIT_TEXT(x) \ 3135#define DELIMIT_TEXT(x) \
2823 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3136 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2824#ifdef MULTICHAR_SET
2825# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2826#else
2827# define DELIMIT_REND(x) 1 3137#define DELIMIT_REND(x) 1
2828#endif
2829 3138
2830/* INTPROTO */
2831void 3139void
2832rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3140rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2833{ 3141{
2834 int col, row, dirnadd, tcol, trow, w1, w2; 3142 int col, row, dirnadd, tcol, trow, w1, w2;
2835 row_col_t bound; 3143 row_col_t bound;
2836 text_t *stp; 3144 text_t *stp;
2837 rend_t *srp; 3145 rend_t *srp;
2838 3146
2839 if (dirn == UP) { 3147 if (dirn == UP)
2840 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3148 {
3149 bound.row = top_row - 1;
2841 bound.col = 0; 3150 bound.col = 0;
2842 dirnadd = -1; 3151 dirnadd = -1;
2843 } else { 3152 }
2844 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3153 else
3154 {
3155 bound.row = nrow;
2845 bound.col = R->TermWin.ncol - 1; 3156 bound.col = ncol - 1;
2846 dirnadd = 1; 3157 dirnadd = 1;
2847 } 3158 }
2848 row = mark->row + R->TermWin.saveLines; 3159
3160 row = mark->row;
2849 col = mark->col; 3161 col = max (mark->col, 0);
2850 MAX_IT(col, 0); 3162
2851/* find the edge of a word */ 3163 /* find the edge of a word */
2852 stp = &(R->screen.text[row][col]); 3164 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2853 w1 = DELIMIT_TEXT(*stp); 3165 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2854 3166
2855 if (R->selection_style != NEW_SELECT) { 3167 for (;;)
2856 if (w1 == 1) { 3168 {
3169 for (; col != bound.col; col += dirnadd)
3170 {
2857 stp += dirnadd; 3171 stp += dirnadd;
2858 if (DELIMIT_TEXT(*stp) == 1)
2859 goto Old_Word_Selection_You_Die;
2860 col += dirnadd;
2861 }
2862 w1 = 0;
2863 }
2864 srp = (&R->screen.rend[row][col]);
2865 w2 = DELIMIT_REND(*srp);
2866
2867 for (;;) {
2868 for (; col != bound.col; col += dirnadd) {
2869 stp += dirnadd; 3172 srp += dirnadd;
3173
3174 if (*stp == NOCHAR)
3175 continue;
3176
2870 if (DELIMIT_TEXT(*stp) != w1) 3177 if (DELIMIT_TEXT (*stp) != w1)
3178 break;
3179 if (DELIMIT_REND (*srp) != w2)
3180 break;
3181 }
3182
3183 if ((col == bound.col) && (row != bound.row))
3184 {
3185 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3186 {
3187 trow = row + dirnadd;
3188 tcol = dirn == UP ? ncol - 1 : 0;
3189
3190 if (!ROW(trow).t)
2871 break; 3191 break;
2872 srp += dirnadd; 3192
2873 if (DELIMIT_REND(*srp) != w2) 3193 stp = ROW(trow).t + tcol;
3194 srp = ROW(trow).r + tcol;
3195
3196 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2874 break; 3197 break;
2875 } 3198
2876 if ((col == bound.col) && (row != bound.row)) {
2877 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2878 trow = row + dirnadd;
2879 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2880 if (R->screen.text[trow] == NULL)
2881 break;
2882 stp = &(R->screen.text[trow][tcol]);
2883 srp = &(R->screen.rend[trow][tcol]);
2884 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2885 break;
2886 row = trow; 3199 row = trow;
2887 col = tcol; 3200 col = tcol;
2888 continue; 3201 continue;
2889 } 3202 }
2890 } 3203 }
2891 break; 3204 break;
2892 } 3205 }
2893 Old_Word_Selection_You_Die:
2894 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));
2895 3206
2896 if (dirn == DN) 3207 if (dirn == DN)
2897 col++; /* put us on one past the end */ 3208 col++; /* put us on one past the end */
2898 3209
2899/* Poke the values back in */ 3210 /* Poke the values back in */
2900 ret->row = row - R->TermWin.saveLines; 3211 ret->row = row;
2901 ret->col = col; 3212 ret->col = col;
2902} 3213}
2903 3214
2904/* ------------------------------------------------------------------------- */ 3215/* ------------------------------------------------------------------------- */
2905/* 3216/*
2906 * Extend the selection to the specified x/y pixel location 3217 * Extend the selection to the specified x/y pixel location
2907 * EXT: button 3 press; button 1 or 3 drag 3218 * EXT: button 3 press; button 1 or 3 drag
2908 * flag == 0 ==> button 1 3219 * flag == 0 ==> button 1
2909 * flag == 1 ==> button 3 press 3220 * flag == 1 ==> button 3 press
2910 * flag == 2 ==> button 3 motion 3221 * flag == 2 ==> button 3 motion
2911 */ 3222 */
2912/* EXTPROTO */
2913void 3223void
2914rxvt_selection_extend(pR_ int x, int y, int flag) 3224rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2915{ 3225{
2916 int col, row; 3226 int col = clamp (Pixel2Col (x), 0, ncol);
3227 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2917 3228
2918 col = Pixel2Col(x); 3229 /*
2919 row = Pixel2Row(y);
2920 MAX_IT(row, 0);
2921 MIN_IT(row, (int)R->TermWin.nrow - 1);
2922 MAX_IT(col, 0);
2923 MIN_IT(col, (int)R->TermWin.ncol);
2924#ifndef NO_NEW_SELECTION
2925/*
2926 * If we're selecting characters (single click) then we must check first 3230 * If we're selecting characters (single click) then we must check first
2927 * if we are at the same place as the original mark. If we are then 3231 * if we are at the same place as the original mark. If we are then
2928 * select nothing. Otherwise, if we're to the right of the mark, you have to 3232 * select nothing. Otherwise, if we're to the right of the mark, you have to
2929 * be _past_ a character for it to be selected. 3233 * be _past_ a character for it to be selected.
2930 */ 3234 */
2931 if (R->selection_style != OLD_SELECT) {
2932 if (((R->selection.clicks % 3) == 1) && !flag 3235 if (((selection.clicks % 3) == 1) && !flag
2933 && (col == R->selection.mark.col 3236 && (col == selection.mark.col
2934 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3237 && (row == selection.mark.row - view_start)))
3238 {
2935 /* select nothing */ 3239 /* select nothing */
2936 R->selection.beg.row = R->selection.end.row = 0; 3240 selection.beg.row = selection.end.row = 0;
2937 R->selection.beg.col = R->selection.end.col = 0; 3241 selection.beg.col = selection.end.col = 0;
2938 R->selection.clicks = 4; 3242 selection.clicks = 4;
2939 R->want_refresh = 1; 3243 want_refresh = 1;
2940 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2941 return; 3244 return;
2942 }
2943 } 3245 }
2944#endif 3246
2945 if (R->selection.clicks == 4) 3247 if (selection.clicks == 4)
2946 R->selection.clicks = 1; 3248 selection.clicks = 1;
3249
2947 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3250 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2948 flag == 1 ? 1 : 0, /* ? button press */ 3251 flag == 1 ? 1 : 0, /* ? button press */
2949 0); /* no click change */ 3252 0); /* no click change */
2950} 3253}
2951 3254
2952/* ------------------------------------------------------------------------- */ 3255/* ------------------------------------------------------------------------- */
2953/* 3256/*
2954 * Extend the selection to the specified col/row 3257 * Extend the selection to the specified col/row
2955 */ 3258 */
2956/* INTPROTO */
2957void 3259void
2958rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3260rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2959{ 3261{
2960 int16_t ncol = R->TermWin.ncol;
2961 int end_col;
2962 row_col_t pos; 3262 row_col_t pos;
2963 enum { 3263 enum {
2964 LEFT, RIGHT 3264 LEFT, RIGHT
2965 } closeto = RIGHT; 3265 } closeto = RIGHT;
2966 3266
2967 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));
2968 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));
2969
2970 R->want_refresh = 1; 3267 want_refresh = 1;
3268
2971 switch (R->selection.op) { 3269 switch (selection.op)
3270 {
2972 case SELECTION_INIT: 3271 case SELECTION_INIT:
2973 CLEAR_SELECTION(R); 3272 CLEAR_SELECTION ();
2974 R->selection.op = SELECTION_BEGIN; 3273 selection.op = SELECTION_BEGIN;
2975 /* FALLTHROUGH */ 3274 /* FALLTHROUGH */
2976 case SELECTION_BEGIN: 3275 case SELECTION_BEGIN:
2977 if (row != R->selection.mark.row || col != R->selection.mark.col 3276 if (row != selection.mark.row || col != selection.mark.col
2978 || (!button3 && buttonpress)) 3277 || (!button3 && buttonpress))
2979 R->selection.op = SELECTION_CONT; 3278 selection.op = SELECTION_CONT;
2980 break; 3279 break;
2981 case SELECTION_DONE: 3280 case SELECTION_DONE:
2982 R->selection.op = SELECTION_CONT; 3281 selection.op = SELECTION_CONT;
2983 /* FALLTHROUGH */ 3282 /* FALLTHROUGH */
2984 case SELECTION_CONT: 3283 case SELECTION_CONT:
2985 break; 3284 break;
2986 case SELECTION_CLEAR: 3285 case SELECTION_CLEAR:
2987 rxvt_selection_start_colrow(aR_ col, row); 3286 selection_start_colrow (col, row);
2988 /* FALLTHROUGH */ 3287 /* FALLTHROUGH */
2989 default: 3288 default:
2990 return; 3289 return;
2991 } 3290 }
3291
2992 if (R->selection.beg.col == R->selection.end.col 3292 if (selection.beg.col == selection.end.col
2993 && R->selection.beg.col != R->selection.mark.col 3293 && selection.beg.col != selection.mark.col
2994 && R->selection.beg.row == R->selection.end.row 3294 && selection.beg.row == selection.end.row
2995 && R->selection.beg.row != R->selection.mark.row) { 3295 && selection.beg.row != selection.mark.row)
3296 {
2996 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3297 selection.beg.col = selection.end.col = selection.mark.col;
2997 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3298 selection.beg.row = selection.end.row = selection.mark.row;
2998 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));
2999 } 3299 }
3000 3300
3001 pos.col = col; 3301 pos.col = col;
3002 pos.row = row; 3302 pos.row = view_start + row;
3003 3303
3004 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3304 /*
3005 3305 * This is mainly xterm style selection with a couple of differences, mainly
3006#ifndef NO_OLD_SELECTION 3306 * in the way button3 drag extension works.
3007/* 3307 * We're either doing: button1 drag; button3 press; or button3 drag
3008 * This mimics some of the selection behaviour of version 2.20 and before. 3308 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3009 * There are no ``selection modes'', button3 is always character extension. 3309 * is always at the left/right edge of the selection.
3010 * Note: button3 drag is always available, c.f. v2.20 3310 * b) button3 press: extend/contract character/word/line at whichever edge of
3011 * Selection always terminates (left or right as appropriate) at the mark. 3311 * the selection we are closest to.
3312 * c) button3 drag : extend/contract character/word/line - we select around
3313 * a point/word/line which is either the start or end of the selection
3314 * and it was decided by whichever point/word/line was `fixed' at the
3315 * time of the most recent button3 press
3012 */ 3316 */
3013 if (R->selection_style == OLD_SELECT) { 3317 if (button3 && buttonpress)
3014 if (R->selection.clicks == 1 || button3) { 3318 { /* button3 press */
3015 if (R->hate_those_clicks) { 3319 /*
3016 R->hate_those_clicks = 0; 3320 * first determine which edge of the selection we are closest to
3017 if (R->selection.clicks == 1) { 3321 */
3018 R->selection.beg.row = R->selection.mark.row; 3322 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3019 R->selection.beg.col = R->selection.mark.col; 3323 || (!ROWCOL_IS_AFTER (pos, selection.end)
3020 } else { 3324 && (((pos.col - selection.beg.col)
3325 + ((pos.row - selection.beg.row) * ncol))
3326 < ((selection.end.col - pos.col)
3327 + ((selection.end.row - pos.row) * ncol)))))
3328 closeto = LEFT;
3329
3330 if (closeto == LEFT)
3331 {
3332 selection.beg.row = pos.row;
3333 selection.beg.col = pos.col;
3334 selection.mark.row = selection.end.row;
3335 selection.mark.col = selection.end.col - (selection.clicks == 2);
3336 }
3337 else
3338 {
3339 selection.end.row = pos.row;
3340 selection.end.col = pos.col;
3021 R->selection.mark.row = R->selection.beg.row; 3341 selection.mark.row = selection.beg.row;
3022 R->selection.mark.col = R->selection.beg.col; 3342 selection.mark.col = selection.beg.col;
3343 }
3344 }
3345 else
3346 { /* button1 drag or button3 drag */
3347 if (ROWCOL_IS_AFTER (selection.mark, pos))
3348 {
3349 if (selection.mark.row == selection.end.row
3350 && selection.mark.col == selection.end.col
3351 && clickchange
3352 && selection.clicks == 2)
3353 selection.mark.col--;
3354
3355 selection.beg.row = pos.row;
3356 selection.beg.col = pos.col;
3357 selection.end.row = selection.mark.row;
3358 selection.end.col = selection.mark.col + (selection.clicks == 2);
3359 }
3360 else
3361 {
3362 selection.beg.row = selection.mark.row;
3363 selection.beg.col = selection.mark.col;
3364 selection.end.row = pos.row;
3365 selection.end.col = pos.col;
3366 }
3367 }
3368
3369 if (selection.clicks == 1)
3370 {
3371 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3372 && !ROW(selection.beg.row).is_longer ()
3373#if ENABLE_FRILLS
3374 && !selection.rect
3375#endif
3376 )
3377 selection.beg.col = ncol;
3378
3379 if (
3380 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3381 && !ROW(selection.end.row).is_longer ()
3382#if ENABLE_FRILLS
3383 && !selection.rect
3384#endif
3385 )
3386 selection.end.col = ncol;
3387 }
3388 else if (selection.clicks == 2)
3389 {
3390 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3391 selection.end.col--;
3392
3393 selection_delimit_word (UP, &selection.beg, &selection.beg);
3394 selection_delimit_word (DN, &selection.end, &selection.end);
3395 }
3396 else if (selection.clicks == 3)
3397 {
3398#if ENABLE_FRILLS
3399 if (OPTION (Opt_tripleclickwords))
3400 {
3401 selection_delimit_word (UP, &selection.beg, &selection.beg);
3402
3403 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3404 {
3405 if (!ROW(end_row).is_longer ())
3406 {
3407 selection.end.row = end_row;
3408 selection.end.col = ROW(end_row).l;
3409 selection_remove_trailing_spaces ();
3410 break;
3023 } 3411 }
3024 } 3412 }
3025 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3026 R->selection.end.row = R->selection.mark.row;
3027 R->selection.end.col = R->selection.mark.col + 1;
3028 R->selection.beg.row = pos.row;
3029 R->selection.beg.col = pos.col;
3030 } else {
3031 R->selection.beg.row = R->selection.mark.row;
3032 R->selection.beg.col = R->selection.mark.col;
3033 R->selection.end.row = pos.row;
3034 R->selection.end.col = pos.col + 1;
3035 } 3413 }
3036 } else if (R->selection.clicks == 2) { 3414 else
3037 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3415#endif
3038 &(R->selection.beg)); 3416 {
3039 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3417 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3040 &(R->selection.end)); 3418 selection.mark.col++;
3041 R->hate_those_clicks = 1; 3419
3042 } else if (R->selection.clicks == 3) {
3043 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3044 R->selection.beg.col = 0; 3420 selection.beg.col = 0;
3045 R->selection.end.col = ncol; 3421 selection.end.col = ncol;
3046 R->hate_those_clicks = 1; 3422
3047 } 3423 // select a complete logical line
3048 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)); 3424 while (selection.beg.row > -saveLines
3049 return; 3425 && ROW(selection.beg.row - 1).is_longer ())
3050 } 3426 selection.beg.row--;
3051#endif /* ! NO_OLD_SELECTION */ 3427
3052#ifndef NO_NEW_SELECTION 3428 while (selection.end.row < nrow
3053/* selection_style must not be OLD_SELECT to get here */ 3429 && ROW(selection.end.row).is_longer ())
3054/* 3430 selection.end.row++;
3055 * This is mainly xterm style selection with a couple of differences, mainly
3056 * in the way button3 drag extension works.
3057 * We're either doing: button1 drag; button3 press; or button3 drag
3058 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3059 * is always at the left/right edge of the R->selection.
3060 * b) button3 press: extend/contract character/word/line at whichever edge of
3061 * the selection we are closest to.
3062 * c) button3 drag : extend/contract character/word/line - we select around
3063 * a point/word/line which is either the start or end of the selection
3064 * and it was decided by whichever point/word/line was `fixed' at the
3065 * time of the most recent button3 press
3066 */
3067 if (button3 && buttonpress) { /* button3 press */
3068 /* 3431 }
3069 * first determine which edge of the selection we are closest to 3432 }
3070 */ 3433
3071 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3434 if (button3 && buttonpress)
3072 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3435 { /* mark may need to be changed */
3073 && (((pos.col - R->selection.beg.col)
3074 + ((pos.row - R->selection.beg.row) * ncol))
3075 < ((R->selection.end.col - pos.col)
3076 + ((R->selection.end.row - pos.row) * ncol)))))
3077 closeto = LEFT;
3078 if (closeto == LEFT) { 3436 if (closeto == LEFT)
3079 R->selection.beg.row = pos.row; 3437 {
3080 R->selection.beg.col = pos.col;
3081 R->selection.mark.row = R->selection.end.row; 3438 selection.mark.row = selection.end.row;
3082 R->selection.mark.col = R->selection.end.col 3439 selection.mark.col = selection.end.col - (selection.clicks == 2);
3083 - (R->selection.clicks == 2); 3440 }
3084 } else { 3441 else
3085 R->selection.end.row = pos.row; 3442 {
3086 R->selection.end.col = pos.col;
3087 R->selection.mark.row = R->selection.beg.row; 3443 selection.mark.row = selection.beg.row;
3088 R->selection.mark.col = R->selection.beg.col; 3444 selection.mark.col = selection.beg.col;
3089 }
3090 } else { /* button1 drag or button3 drag */
3091 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3092 if ((R->selection.mark.row == R->selection.end.row)
3093 && (R->selection.mark.col == R->selection.end.col)
3094 && clickchange && R->selection.clicks == 2)
3095 R->selection.mark.col--;
3096 R->selection.beg.row = pos.row;
3097 R->selection.beg.col = pos.col;
3098 R->selection.end.row = R->selection.mark.row;
3099 R->selection.end.col = R->selection.mark.col
3100 + (R->selection.clicks == 2);
3101 } else {
3102 R->selection.beg.row = R->selection.mark.row;
3103 R->selection.beg.col = R->selection.mark.col;
3104 R->selection.end.row = pos.row;
3105 R->selection.end.col = pos.col;
3106 }
3107 }
3108
3109 if (R->selection.clicks == 1) {
3110 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3111 if (end_col != -1 && R->selection.beg.col > end_col) {
3112#if 1
3113 R->selection.beg.col = ncol;
3114#else
3115 if (R->selection.beg.row != R->selection.end.row)
3116 R->selection.beg.col = ncol;
3117 else
3118 R->selection.beg.col = R->selection.mark.col;
3119#endif
3120 }
3121 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3122 if (end_col != -1 && R->selection.end.col > end_col)
3123 R->selection.end.col = ncol;
3124
3125 } else if (R->selection.clicks == 2) {
3126 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3127 R->selection.end.col--;
3128 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3129 &(R->selection.beg));
3130 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3131 &(R->selection.end));
3132 } else if (R->selection.clicks == 3) {
3133#ifndef NO_FRILLS
3134 if ((R->Options & Opt_tripleclickwords)) {
3135 int end_row;
3136
3137 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3138 &(R->selection.beg));
3139 end_row = R->screen.tlen[R->selection.mark.row
3140 + R->TermWin.saveLines];
3141 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3142 end_row++) {
3143 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3144 if (end_col != -1) {
3145 R->selection.end.row = end_row;
3146 R->selection.end.col = end_col;
3147 rxvt_selection_remove_trailing_spaces(aR);
3148 break;
3149 }
3150 }
3151 } else
3152#endif
3153 { 3445 }
3154 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3155 R->selection.mark.col++;
3156 R->selection.beg.col = 0;
3157 R->selection.end.col = ncol;
3158 }
3159 } 3446 }
3160 if (button3 && buttonpress) { /* mark may need to be changed */
3161 if (closeto == LEFT) {
3162 R->selection.mark.row = R->selection.end.row;
3163 R->selection.mark.col = R->selection.end.col
3164 - (R->selection.clicks == 2);
3165 } else {
3166 R->selection.mark.row = R->selection.beg.row;
3167 R->selection.mark.col = R->selection.beg.col;
3168 }
3169 }
3170 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));
3171#endif /* ! NO_NEW_SELECTION */
3172}
3173 3447
3174#ifndef NO_FRILLS 3448#if ENABLE_FRILLS
3175/* INTPROTO */ 3449 if (selection.rect && selection.beg.col > selection.end.col)
3450 ::swap (selection.beg.col, selection.end.col);
3451#endif
3452}
3453
3454#if ENABLE_FRILLS
3176void 3455void
3177rxvt_selection_remove_trailing_spaces(pR) 3456rxvt_term::selection_remove_trailing_spaces () NOTHROW
3178{ 3457{
3179 int32_t end_col, end_row; 3458 int32_t end_col, end_row;
3180 text_t *stp; 3459 text_t *stp;
3181 3460
3182 end_col = R->selection.end.col; 3461 end_col = selection.end.col;
3183 end_row = R->selection.end.row; 3462 end_row = selection.end.row;
3463
3184 for ( ; end_row >= R->selection.beg.row; ) { 3464 for (; end_row >= selection.beg.row; )
3185 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3465 {
3466 stp = ROW(end_row).t;
3467
3186 while (--end_col >= 0) { 3468 while (--end_col >= 0)
3187 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3188 break;
3189 } 3469 {
3190 if (end_col >= 0 3470 if (stp[end_col] != NOCHAR
3191 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3471 && !unicode::is_space (stp[end_col]))
3192 R->selection.end.col = end_col + 1;
3193 R->selection.end.row = end_row;
3194 break; 3472 break;
3195 } 3473 }
3474
3475 if (end_col >= 0
3476 || !ROW(end_row - 1).is_longer ())
3477 {
3478 selection.end.col = end_col + 1;
3479 selection.end.row = end_row;
3480 break;
3481 }
3482
3196 end_row--; 3483 end_row--;
3197 end_col = R->TermWin.ncol; 3484 end_col = ncol;
3198 } 3485 }
3486
3199 if (R->selection.mark.row > R->selection.end.row) { 3487 if (selection.mark.row > selection.end.row)
3488 {
3200 R->selection.mark.row = R->selection.end.row; 3489 selection.mark.row = selection.end.row;
3201 R->selection.mark.col = R->selection.end.col; 3490 selection.mark.col = selection.end.col;
3491 }
3202 } else if (R->selection.mark.row == R->selection.end.row 3492 else if (selection.mark.row == selection.end.row
3203 && R->selection.mark.col > R->selection.end.col) 3493 && selection.mark.col > selection.end.col)
3204 R->selection.mark.col = R->selection.end.col; 3494 selection.mark.col = selection.end.col;
3205} 3495}
3206#endif 3496#endif
3207 3497
3208/* ------------------------------------------------------------------------- */ 3498/* ------------------------------------------------------------------------- */
3209/* 3499/*
3210 * Double click on button 3 when already selected 3500 * Double click on button 3 when already selected
3211 * EXT: button 3 double click 3501 * EXT: button 3 double click
3212 */ 3502 */
3213/* EXTPROTO */
3214void 3503void
3215rxvt_selection_rotate(pR_ int x, int y) 3504rxvt_term::selection_rotate (int x, int y) NOTHROW
3216{ 3505{
3217 R->selection.clicks = R->selection.clicks % 3 + 1; 3506 selection.clicks = selection.clicks % 3 + 1;
3218 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3507 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3219} 3508}
3220
3221/* ------------------------------------------------------------------------- */
3222/*
3223 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3224 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3225 * the X11 protocol.
3226 */
3227typedef CARD32 Atom32;
3228 3509
3229/* ------------------------------------------------------------------------- */ 3510/* ------------------------------------------------------------------------- */
3230/* 3511/*
3231 * Respond to a request for our current selection 3512 * Respond to a request for our current selection
3232 * EXT: SelectionRequest 3513 * EXT: SelectionRequest
3233 */ 3514 */
3234/* EXTPROTO */
3235void 3515void
3236rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3516rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3237{ 3517{
3238 XSelectionEvent ev; 3518 XSelectionEvent ev;
3239#ifdef USE_XIM 3519 dDisp;
3520
3521 ev.type = SelectionNotify;
3522 ev.property = None;
3523 ev.display = rq.display;
3524 ev.requestor = rq.requestor;
3525 ev.selection = rq.selection;
3526 ev.target = rq.target;
3527 ev.time = rq.time;
3528
3529 if (rq.target == xa[XA_TARGETS])
3530 {
3240 Atom32 target_list[4]; 3531 Atom target_list[6];
3532 Atom *target = target_list;
3533
3534 *target++ = xa[XA_TARGETS];
3535 *target++ = xa[XA_TIMESTAMP];
3536 *target++ = XA_STRING;
3537 *target++ = xa[XA_TEXT];
3538 *target++ = xa[XA_COMPOUND_TEXT];
3539#if X_HAVE_UTF8_STRING
3540 *target++ = xa[XA_UTF8_STRING];
3541#endif
3542
3543 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3544 32, PropModeReplace,
3545 (unsigned char *)target_list, target - target_list);
3546 ev.property = rq.property;
3547 }
3548#if TODO // TODO
3549 else if (rq.target == xa[XA_MULTIPLE])
3550 {
3551 /* TODO: Handle MULTIPLE */
3552 }
3553#endif
3554 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3555 {
3556 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3557 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3558 ev.property = rq.property;
3559 }
3560 else if (rq.target == XA_STRING
3561 || rq.target == xa[XA_TEXT]
3562 || rq.target == xa[XA_COMPOUND_TEXT]
3563 || rq.target == xa[XA_UTF8_STRING]
3564 )
3565 {
3566 XTextProperty ct;
3567 Atom target = rq.target;
3568 short freect = 0;
3569 int selectlen;
3570 wchar_t *cl;
3571 enum {
3572 enc_string = XStringStyle,
3573 enc_text = XStdICCTextStyle,
3574 enc_compound_text = XCompoundTextStyle,
3575#ifdef X_HAVE_UTF8_STRING
3576 enc_utf8 = XUTF8StringStyle,
3241#else 3577#else
3242 Atom32 target_list[3]; 3578 enc_utf8 = -1,
3243#endif 3579#endif
3244 Atom target; 3580 } style;
3245 XTextProperty ct;
3246 XICCEncodingStyle style;
3247 char *cl[2], dummy[1];
3248 3581
3249 ev.type = SelectionNotify;
3250 ev.property = None;
3251 ev.display = rq->display;
3252 ev.requestor = rq->requestor;
3253 ev.selection = rq->selection;
3254 ev.target = rq->target;
3255 ev.time = rq->time;
3256
3257 if (rq->target == R->xa[XA_TARGETS]) {
3258 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3259 target_list[1] = (Atom32) XA_STRING;
3260 target_list[2] = (Atom32) R->xa[XA_TEXT];
3261#ifdef USE_XIM
3262 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3263#endif
3264 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3265 (8 * sizeof(target_list[0])), PropModeReplace,
3266 (unsigned char *)target_list,
3267 (sizeof(target_list) / sizeof(target_list[0])));
3268 ev.property = rq->property;
3269 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3270 /* TODO: Handle MULTIPLE */
3271 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3272 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3273 (8 * sizeof(Time)), PropModeReplace,
3274 (unsigned char *)&R->selection_time, 1);
3275 ev.property = rq->property;
3276 } else if (rq->target == XA_STRING
3277 || rq->target == R->xa[XA_COMPOUND_TEXT]
3278 || rq->target == R->xa[XA_TEXT]) {
3279#ifdef USE_XIM
3280 short freect = 0;
3281#endif
3282 int selectlen;
3283
3284#ifdef USE_XIM
3285 if (rq->target != XA_STRING) { 3582 if (target == XA_STRING)
3583 // we actually don't do XA_STRING, but who cares, as i18n clients
3584 // will ask for another format anyways.
3585 style = enc_string;
3586 else if (target == xa[XA_TEXT])
3587 style = enc_text;
3588 else if (target == xa[XA_COMPOUND_TEXT])
3589 style = enc_compound_text;
3590#if ENABLE_FRILLS
3591 else if (target == xa[XA_UTF8_STRING])
3592 style = enc_utf8;
3593#endif
3594 else
3595 {
3286 target = R->xa[XA_COMPOUND_TEXT]; 3596 target = xa[XA_COMPOUND_TEXT];
3287 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3597 style = enc_compound_text;
3288 ? XCompoundTextStyle : XStdICCTextStyle;
3289 } else
3290#endif
3291 { 3598 }
3292 target = XA_STRING; 3599
3293 style = XStringStyle; 3600 if (selection.text)
3294 } 3601 {
3295 if (R->selection.text) {
3296 cl[0] = (char *)R->selection.text; 3602 cl = selection.text;
3297 selectlen = R->selection.len; 3603 selectlen = selection.len;
3604 }
3298 } else { 3605 else
3299 cl[0] = dummy; 3606 {
3300 *dummy = '\0'; 3607 cl = L"";
3301 selectlen = 0; 3608 selectlen = 0;
3609 }
3610
3611#if ENABLE_FRILLS
3612 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3613 // so recode it manually
3614 if (style == enc_utf8)
3302 } 3615 {
3303#ifdef USE_XIM
3304 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3305 == Success) /* if we failed to convert then send it raw */
3306 freect = 1; 3616 freect = 1;
3617 ct.encoding = target;
3618 ct.format = 8;
3619 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3620 ct.nitems = strlen ((char *)ct.value);
3621 }
3307 else 3622 else
3308#endif 3623#endif
3624 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3625 freect = 1;
3626 else
3309 { 3627 {
3628 /* if we failed to convert then send it raw */
3310 ct.value = (unsigned char *)cl[0]; 3629 ct.value = (unsigned char *)cl;
3311 ct.nitems = selectlen; 3630 ct.nitems = selectlen;
3631 ct.encoding = target;
3312 } 3632 }
3633
3313 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3634 XChangeProperty (disp, rq.requestor, rq.property,
3314 target, 8, PropModeReplace, 3635 ct.encoding, 8, PropModeReplace,
3315 ct.value, (int)ct.nitems); 3636 ct.value, (int)ct.nitems);
3316 ev.property = rq->property; 3637 ev.property = rq.property;
3317#ifdef USE_XIM 3638
3318 if (freect) 3639 if (freect)
3319 XFree(ct.value); 3640 XFree (ct.value);
3320#endif
3321 } 3641 }
3642
3322 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3643 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3323} 3644}
3324 3645
3325/* ------------------------------------------------------------------------- * 3646/* ------------------------------------------------------------------------- *
3326 * MOUSE ROUTINES * 3647 * MOUSE ROUTINES *
3327 * ------------------------------------------------------------------------- */ 3648 * ------------------------------------------------------------------------- */
3328 3649
3329/* 3650/*
3330 * return col/row values corresponding to x/y pixel values 3651 * return col/row values corresponding to x/y pixel values
3331 */ 3652 */
3332/* EXTPROTO */
3333void 3653void
3334rxvt_pixel_position(pR_ int *x, int *y) 3654rxvt_term::pixel_position (int *x, int *y) NOTHROW
3335{ 3655{
3336 *x = Pixel2Col(*x); 3656 *x = Pixel2Col (*x);
3337/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */ 3657 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3338 *y = Pixel2Row(*y); 3658 *y = Pixel2Row (*y);
3339/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */ 3659 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3340} 3660}
3661
3341/* ------------------------------------------------------------------------- */ 3662/* ------------------------------------------------------------------------- */
3342#ifdef USE_XIM 3663#ifdef USE_XIM
3343/* EXTPROTO */
3344void 3664void
3345rxvt_setPosition(pR_ XPoint *pos) 3665rxvt_term::im_set_position (XPoint &pos) NOTHROW
3346{ 3666{
3347 XWindowAttributes xwa; 3667 XWindowAttributes xwa;
3348 3668
3349 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa); 3669 XGetWindowAttributes (display->display, vt, &xwa);
3350 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x; 3670
3351 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y 3671 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3352 - R->TermWin.lineSpace; 3672 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3353} 3673}
3354#endif 3674#endif
3355/* ------------------------------------------------------------------------- */ 3675
3356 3676#if ENABLE_OVERLAY
3677void
3678rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3679{
3680 if (nrow < 1 || ncol < 1)
3681 return;
3682
3683 want_refresh = 1;
3684
3685 scr_overlay_off ();
3686
3687 if (x < 0) x = ncol - w;
3688 if (y < 0) y = nrow - h;
3689
3690 // make space for border
3691 w += 2; min_it (w, ncol);
3692 h += 2; min_it (h, nrow);
3693
3694 x -= 1; clamp_it (x, 0, ncol - w);
3695 y -= 1; clamp_it (y, 0, nrow - h);
3696
3697 ov_x = x; ov_y = y;
3698 ov_w = w; ov_h = h;
3699
3700 ov_text = new text_t *[h];
3701 ov_rend = new rend_t *[h];
3702
3703 for (y = 0; y < h; y++)
3704 {
3705 text_t *tp = ov_text[y] = new text_t[w];
3706 rend_t *rp = ov_rend[y] = new rend_t[w];
3707
3708 text_t t0, t1, t2;
3709 rend_t r = OVERLAY_RSTYLE;
3710
3711 if (y == 0)
3712 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3713 else if (y < h - 1)
3714 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3715 else
3716 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3717
3718 *tp++ = t0;
3719 *rp++ = r;
3720
3721 for (x = w - 2; x > 0; --x)
3722 {
3723 *tp++ = t1;
3724 *rp++ = r;
3725 }
3726
3727 *tp = t2;
3728 *rp = r;
3729 }
3730}
3731
3732void
3733rxvt_term::scr_overlay_off () NOTHROW
3734{
3735 if (!ov_text)
3736 return;
3737
3738 want_refresh = 1;
3739
3740 for (int y = 0; y < ov_h; y++)
3741 {
3742 delete [] ov_text[y];
3743 delete [] ov_rend[y];
3744 }
3745
3746 delete [] ov_text; ov_text = 0;
3747 delete [] ov_rend; ov_rend = 0;
3748}
3749
3750void
3751rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3752{
3753 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3754 return;
3755
3756 x++, y++;
3757
3758 ov_text[y][x] = text;
3759 ov_rend[y][x] = rend;
3760}
3761
3762void
3763rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3764{
3765 while (*s)
3766 scr_overlay_set (x++, y, *s++);
3767}
3768
3769void
3770rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3771{
3772 while (*s)
3773 {
3774 text_t t = *s++;
3775 int width = WCWIDTH (t);
3776
3777 while (width--)
3778 {
3779 scr_overlay_set (x++, y, t);
3780 t = NOCHAR;
3781 }
3782 }
3783}
3784
3785void
3786rxvt_term::scr_swap_overlay () NOTHROW
3787{
3788 if (!ov_text)
3789 return;
3790
3791 // swap screen mem with overlay
3792 for (int y = ov_h; y--; )
3793 {
3794 text_t *t1 = ov_text[y];
3795 rend_t *r1 = ov_rend[y];
3796
3797 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3798 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3799
3800 for (int x = ov_w; x--; )
3801 {
3802 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3803 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3804 }
3805 }
3806}
3807
3808#endif
3357/* ------------------------------------------------------------------------- * 3809/* ------------------------------------------------------------------------- */
3358 * DEBUG ROUTINES *
3359 * ------------------------------------------------------------------------- */
3360#if 0
3361/* INTPROTO */
3362void
3363rxvt_debug_colors(void)
3364{
3365 int color;
3366 const char *name[] = {
3367 "fg", "bg",
3368 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3369 };
3370 3810
3371 fprintf(stderr, "Color ( ");
3372 if (R->rstyle & RS_RVid)
3373 fprintf(stderr, "rvid ");
3374 if (R->rstyle & RS_Bold)
3375 fprintf(stderr, "bold ");
3376 if (R->rstyle & RS_Blink)
3377 fprintf(stderr, "blink ");
3378 if (R->rstyle & RS_Uline)
3379 fprintf(stderr, "uline ");
3380 fprintf(stderr, "): ");
3381
3382 color = GET_FGCOLOR(R->rstyle);
3383#ifndef NO_BRIGHTCOLOR
3384 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3385 color -= (minBrightCOLOR - minCOLOR);
3386 fprintf(stderr, "bright ");
3387 }
3388#endif
3389 fprintf(stderr, "%s on ", name[color]);
3390
3391 color = GET_BGCOLOR(R->rstyle);
3392#ifndef NO_BRIGHTCOLOR
3393 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3394 color -= (minBrightCOLOR - minCOLOR);
3395 fprintf(stderr, "bright ");
3396 }
3397#endif
3398 fprintf(stderr, "%s\n", name[color]);
3399}
3400#endif

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