ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/screen.C
(Generate patch)

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.5 by pcg, Thu Nov 27 16:49:45 2003 UTC vs.
Revision 1.246 by root, Sat Jan 21 14:25:05 2006 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*--------------------------------*-C-*--------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.5 2003/11/27 16:49:45 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 // we need at least two lines for wrapping to work correctly
179 if (nrow + saveLines < 2)
180 {
181 //TODO//FIXME
182 saveLines++;
183 prev_nrow--;
184 top_row--;
185 }
186
183 R->want_refresh = 1; 187 want_refresh = 1;
184 188
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 189 int prev_total_rows = prev_nrow + saveLines;
190 total_rows = nrow + saveLines;
187 191
188 R->screen.tscroll = 0; 192 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 193 screen.bscroll = nrow - 1;
190 194
191 if (prev_nrow == 0) { 195 if (!row_buf)
192/* 196 {
197 /*
193 * A: first time called so just malloc everything : don't rely on realloc 198 * first time called so just malloc everything: don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL 199 */
195 */ 200 top_row = 0; /* no saved lines */
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 201 term_start = 0;
197 R->buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 R->drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 R->swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 202
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
203 205
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 206 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
205 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208 209
209 for (p = 0; p < nrow; p++) { 210 for (int row = nrow; row--; )
210 q = p + R->TermWin.saveLines;
211 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 } 211 {
212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
215 }
216
219 MEMSET(R->charsets, 'B', sizeof(R->charsets)); 217 memset (charsets, 'B', sizeof (charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->rstyle = DEFAULT_RSTYLE; 218 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 219 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 220 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 221 screen.charset = 0;
225 R->current_screen = PRIMARY; 222 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 223 scr_cursor (SAVE);
224
227#if NSCREENS 225#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 226 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 227 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 228 swap.charset = 0;
231 R->current_screen = SECONDARY; 229 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 230 scr_cursor (SAVE);
233 R->current_screen = PRIMARY; 231 current_screen = PRIMARY;
234#endif 232#endif
233
235 R->selection.text = NULL; 234 selection.text = NULL;
236 R->selection.len = 0; 235 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 236 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 237 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 238 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 239 rvideo_state = rvideo_mode = false;
241 R->rvideo = 0; 240 }
242 241 else
243 } else { 242 {
244/* 243 /*
245 * B1: add or delete rows as appropriate 244 * add or delete rows as appropriate
246 */ 245 */
247 setrstyle = DEFAULT_RSTYLE;
248 246
247 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
248 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
249
250#if 0
249 if (nrow < prev_nrow) { 251 if (nrow < prev_nrow)
250 /* delete rows */ 252 {
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++) { 253 for (int row = nrow; row < prev_nrow; row++)
254 q = p + R->TermWin.saveLines; 254 {
255 if (R->screen.text[q]) { 255 lfree (swap_buf [row]);
256 lfree (drawn_buf[row]);
257 }
258 }
259#endif
260
261 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
262 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
263
264 for (int row = min (nrow, prev_nrow); row--; )
265 {
266 lresize (drawn_buf[row]);
267 lresize (swap_buf [row]);
268 }
269
270 for (int row = prev_nrow; row < nrow; row++)
271 {
272 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
273 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
274 }
275
276 line_t *old_buf = row_buf;
277 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
278
279 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
280 int pend = MOD (term_start + top_row , prev_total_rows);
281 int q = total_rows; // rewrapped row
282
283 if (top_row)
284 {
285 // re-wrap lines, this is rather ugly, possibly because I am too dumb
286 // to come up with a lean and mean algorithm.
287
288 row_col_t ocur = screen.cur;
289 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
290
291 do
292 {
293 p = MOD (p - 1, prev_total_rows);
256#ifdef DEBUG_STRICT 294#ifdef DEBUG_STRICT
257 assert(R->screen.rend[q]); 295 assert (old_buf [MOD (p, prev_total_rows)].t);
258#endif 296#endif
259 free(R->screen.text[q]); 297 int plines = 1;
260 free(R->screen.rend[q]); 298 int llen = old_buf [MOD (p, prev_total_rows)].l;
299
300 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
301 {
302 p = MOD (p - 1, prev_total_rows);
303
304 plines++;
305 llen += prev_ncol;
261 } 306 }
262 if (R->swap.text[p]) { 307
308 int qlines = max (0, (llen - 1) / ncol) + 1;
309
310 // drop partial lines completely
311 if (q < qlines)
312 break;
313
314 q -= qlines;
315
316 int lofs = 0;
317 line_t *qline;
318
319 // re-assemble the full line by destination lines
320 for (int qrow = q; qlines--; qrow++)
321 {
322 qline = row_buf + qrow;
323 lalloc (*qline);
324 qline->l = ncol;
325 qline->is_longer (1);
326
327 int qcol = 0;
328
329 // see below for cursor adjustment rationale
330 if (p == ocur.row)
331 screen.cur.row = q - (total_rows - nrow);
332
333 // fill a single destination line
334 while (lofs < llen && qcol < ncol)
335 {
336 int prow = lofs / prev_ncol;
337 int pcol = lofs % prev_ncol;
338
339 prow = MOD (p + prow, prev_total_rows);
340
341 // we only adjust the cursor _row_ and put it into
342 // the topmost line of "long line" it was in, as
343 // this seems to upset applications/shells/readline
344 // least.
345 if (prow == ocur.row)
346 screen.cur.row = q - (total_rows - nrow);
347
348 line_t &pline = old_buf [prow];
349
350 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
351
263#ifdef DEBUG_STRICT 352#if DEBUG_STRICT
264 assert(R->swap.rend[p]); 353 assert (len);
354 assert (pline.t);
265#endif 355#endif
266 free(R->swap.text[p]); 356
267 free(R->swap.rend[p]); 357 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
358 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
359
360 lofs += len;
361 qcol += len;
362 }
268 } 363 }
269#ifdef DEBUG_STRICT 364
270 assert(R->drawn_text[p] && R->drawn_rend[p]); 365 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
271#endif 366 qline->is_longer (0);
272 free(R->drawn_text[p]); 367 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
273 free(R->drawn_rend[p]);
274 } 368 }
275 /* we have fewer rows so fix up cursor position */ 369 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);
278 370
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 371 term_start = total_rows - nrow;
372 top_row = q - term_start;
373
374 // make sure all terminal lines exist
375 while (top_row > 0)
376 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
377 }
378 else
379 {
380 // if no scrollback exists (yet), wing, instead of wrap
381
382 for (int row = min (nrow, prev_nrow); row--; )
383 {
384 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
385 line_t &qline = row_buf [row];
280 386
281 } else if (nrow > prev_nrow) { 387 qline = pline;
282 /* add rows */ 388 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 } 389 }
291 for (p = prev_total_rows; p < total_rows - k; p++) 390
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
293 p, setrstyle);
294 for (p = prev_nrow; p < nrow; p++) { 391 for (int row = prev_nrow; row < nrow; row++)
295 R->swap.tlen[p] = 0; 392 {
296 R->swap.text[p] = NULL; 393 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 } 394 }
305 if (k > 0) { 395
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1); 396 term_start = 0;
307 R->screen.cur.row += k;
308 R->screen.s_cur.row += k;
309 R->TermWin.nscrolled -= k;
310 } 397 }
311#ifdef DEBUG_STRICT 398
312 assert(R->screen.cur.row < R->TermWin.nrow); 399 free (old_buf);
313 assert(R->swap.cur.row < R->TermWin.nrow); 400 delete old_ta;
314#else /* drive with your eyes closed */ 401 delete old_ra;
315 MIN_IT(R->screen.cur.row, nrow - 1); 402
316 MIN_IT(R->swap.cur.row, nrow - 1); 403 clamp_it (screen.cur.row, 0, nrow - 1);
317#endif 404 clamp_it (screen.cur.col, 0, ncol - 1);
318 } 405
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) 406 if (tabs)
357 free(R->tabs); 407 free (tabs);
358 } 408 }
359 409
410 CLEAR_ALL_SELECTION ();
411
412 prev_nrow = nrow;
413 prev_ncol = ncol;
414
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 415 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
361 416
362 for (p = 0; p < ncol; p++) 417 for (int col = ncol; col--; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 418 tabs [col] = col % TABSIZE == 0;
364 419
365 R->prev_nrow = nrow; 420 tt_winch ();
366 R->prev_ncol = ncol;
367 421
368 rxvt_tt_winsize (R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->cmd_pid); 422 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
369}
370
371/* INTPROTO */
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 delete talloc; talloc = 0;
404 int i; 433 delete ralloc; ralloc = 0;
405 434
406 total_rows = R->TermWin.nrow + R->TermWin.saveLines; 435 free (row_buf);
407 for (i = 0; i < total_rows; i++) { 436 free (swap_buf);
408 if (R->screen.text[i]) { /* then so is R->screen.rend[i] */ 437 free (drawn_buf);
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 }
416 for (i = 0; i < R->TermWin.nrow; i++) {
417 free(R->drawn_text[i]);
418 free(R->drawn_rend[i]);
419 free(R->swap.text[i]);
420 free(R->swap.rend[i]);
421 }
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); 438 free (tabs);
433 439
434/* NULL these so if anything tries to use them, we'll know about it */ 440 row_buf = 0; // signal that we freed all the arrays
435 R->screen.text = R->drawn_text = R->swap.text = NULL;
436 R->screen.rend = R->drawn_rend = R->swap.rend = NULL;
437 R->screen.tlen = R->swap.tlen = NULL;
438 R->buf_text = NULL;
439 R->buf_rend = NULL;
440 R->tabs = NULL;
441} 441}
442 442
443/* ------------------------------------------------------------------------- */ 443/* ------------------------------------------------------------------------- */
444/* 444/*
445 * Hard reset 445 * Hard reset
446 */ 446 */
447/* EXTPROTO */
448void 447void
449rxvt_scr_poweron(pR) 448rxvt_term::scr_poweron () NOTHROW
450{ 449{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 450 scr_release ();
454 R->prev_nrow = R->prev_ncol = 0; 451 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 452 scr_reset ();
456 453
457 rxvt_scr_clear(aR); 454 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 455 scr_refresh ();
459#ifdef RXVT_GRAPHICS
460 rxvt_Gr_reset(aR);
461#endif
462} 456}
463 457
464/* ------------------------------------------------------------------------- * 458/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 459 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 460 * ------------------------------------------------------------------------- */
467/* 461/*
468 * Save and Restore cursor 462 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 463 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 464 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 465 */
472/* EXTPROTO */
473void 466void
474rxvt_scr_cursor(pR_ int mode) 467rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
475{ 468{
476 screen_t *s; 469 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 470
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 471#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->current_screen == SECONDARY) 472 if (current_screen == SECONDARY)
482 s = &(R->swap); 473 s = &swap;
483 else 474 else
484#endif 475#endif
485 s = &(R->screen); 476 s = &screen;
477
486 switch (mode) { 478 switch (mode)
479 {
487 case SAVE: 480 case SAVE:
488 s->s_cur.row = s->cur.row; 481 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 482 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->rstyle; 483 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 484 s->s_charset = screen.charset;
492 s->s_charset_char = R->charsets[s->charset]; 485 s->s_charset_char = charsets[screen.charset];
493 break; 486 break;
487
494 case RESTORE: 488 case RESTORE:
495 R->want_refresh = 1; 489 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 490 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 491 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 492 screen.flags &= ~Screen_WrapNext;
499 R->rstyle = s->s_rstyle; 493 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 494 screen.charset = s->s_charset;
501 R->charsets[s->charset] = s->s_charset_char; 495 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 496 set_font_style ();
503 break; 497 break;
504 } 498 }
499
505/* boundary check in case screen size changed between SAVE and RESTORE */ 500 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 501 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 502 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT 503#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 504 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 505 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 506#endif
515} 507}
516 508
517/* ------------------------------------------------------------------------- */ 509/* ------------------------------------------------------------------------- */
518/* 510/*
519 * Swap between primary and secondary screens 511 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 512 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 513 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 514 */
523/* EXTPROTO */
524int 515int
525rxvt_scr_change_screen(pR_ int scrn) 516rxvt_term::scr_change_screen (int scrn) NOTHROW
526{ 517{
527 int i; 518 want_refresh = 1;
519 view_start = 0;
520
521 if (current_screen == scrn)
522 return scrn;
523
524 selection_check (2); /* check for boundary cross */
525
526 int i = current_screen; current_screen = scrn; scrn = i;
527
528 ::swap (screen.cur.row, swap.cur.row);
529 ::swap (screen.cur.col, swap.cur.col);
530
531 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
532 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
533
528#if NSCREENS 534#if NSCREENS
529 int offset; 535 if (OPTION (Opt_secondaryScreen))
530#endif 536 {
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; 537 num_scr = 0;
547 offset = R->TermWin.saveLines; 538
548 for (i = R->prev_nrow; i--;) { 539 for (int i = prev_nrow; i--; )
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 540 ::swap (ROW(i), swap_buf [i]);
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 541
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 542 ::swap (screen.charset, swap.charset);
552 } 543 ::swap (screen.flags, swap.flags);
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; 544 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 545 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 } 546 }
547 else
575# endif 548#endif
576#else 549 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); 550 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
588# endif 551
589#endif
590 return scrn; 552 return scrn;
553}
554
555// clear WrapNext indicator, solidifying position on next line
556void
557rxvt_term::scr_do_wrap () NOTHROW
558{
559 if (!(screen.flags & Screen_WrapNext))
560 return;
561
562 screen.flags &= ~Screen_WrapNext;
563
564 screen.cur.col = 0;
565
566 if (screen.cur.row == screen.bscroll)
567 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
568 else if (screen.cur.row < nrow - 1)
569 screen.cur.row++;
591} 570}
592 571
593/* ------------------------------------------------------------------------- */ 572/* ------------------------------------------------------------------------- */
594/* 573/*
595 * Change the colour for following text 574 * Change the colour for following text
596 */ 575 */
597/* EXTPROTO */
598void 576void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 577rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 578{
579 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 580 color = fgbg;
581
602 if (fgbg == Color_fg) 582 if (fgbg == Color_fg)
603 R->rstyle = SET_FGCOLOR(R->rstyle, color); 583 rstyle = SET_FGCOLOR (rstyle, color);
604 else 584 else
605 R->rstyle = SET_BGCOLOR(R->rstyle, color); 585 rstyle = SET_BGCOLOR (rstyle, color);
606} 586}
607 587
608/* ------------------------------------------------------------------------- */ 588/* ------------------------------------------------------------------------- */
609/* 589/*
610 * Change the rendition style for following text 590 * Change the rendition style for following text
611 */ 591 */
612/* EXTPROTO */
613void 592void
614rxvt_scr_rendition(pR_ int set, int style) 593rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 594 {
616 if (set) 595 if (set)
617 R->rstyle |= style; 596 rstyle |= style;
618 else if (style == ~RS_None) 597 else if (style == ~RS_None)
619 R->rstyle = DEFAULT_RSTYLE; 598 rstyle = DEFAULT_RSTYLE;
620 else 599 else
621 R->rstyle &= ~style; 600 rstyle &= ~style;
622} 601 }
623 602
624/* ------------------------------------------------------------------------- */ 603/* ------------------------------------------------------------------------- */
625/* 604/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 605 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 606 * count positive ==> scroll up
628 * count negative ==> scroll down 607 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 608 */
631/* EXTPROTO */
632int 609int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 610rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
634{ 611{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 612 if (count == 0 || (row1 > row2))
639 return 0; 613 return 0;
640 614
641 R->want_refresh = 1; 615 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")); 616 num_scr += count;
643 617
644 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 618 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 619 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 620 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 621 {
622 top_row = max (top_row - count, -saveLines);
623
624 // scroll everything up 'count' lines
625 term_start = (term_start + count) % total_rows;
626
627 // sever bottommost line
628 {
629 line_t &l = ROW(row2 - count);
630 l.is_longer (0);
631 l.touch ();
632 }
633
634 // erase newly scrolled-in lines
635 for (int i = count; i--; )
648 else 636 {
649 R->TermWin.nscrolled = (uint16_t)nscrolled; 637 // basically this is a slightly optimized scr_blank_screen_mem
650 if ((R->Options & Opt_scrollWithBuffer) 638 // it is worth the effort on slower machines
651 && R->TermWin.view_start != 0 639 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;
657 640
641 scr_blank_line (l, 0, l.l, rstyle);
642
643 l.l = 0;
644 l.f = 0;
645 }
646
647 // now copy lines below the scroll region bottom to the
648 // bottom of the screen again, so they look as if they
649 // hadn't moved.
650 for (int i = nrow; --i > row2; )
651 {
652 line_t &l1 = ROW(i - count);
653 line_t &l2 = ROW(i);
654
655 ::swap (l1, l2);
656 l2.touch ();
657 }
658
659 // move and/or clear selection, if any
658 if (R->selection.op && R->current_screen == R->selection.screen) { 660 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 661 {
660 j = R->selection.end.row + R->TermWin.saveLines; 662 selection.beg.row -= count;
661 if ((i < row1 && j > row1) 663 selection.end.row -= count;
662 || (i < row2 && j > row2) 664 selection.mark.row -= count;
663 || (i - count < row1 && i >= row1) 665
664 || (i - count > row2 && i <= row2) 666 if (selection.beg.row < top_row
665 || (j - count < row1 && j >= row1) 667 || selection.end.row < top_row
666 || (j - count > row2 && j <= row2)) { 668 || selection.mark.row < top_row)
669 {
667 CLEAR_ALL_SELECTION(R); 670 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 671 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 672 }
673 }
674
675 // finally move the view window, if desired
676 if (OPTION (Opt_scrollWithBuffer)
677 && view_start != 0
678 && view_start != -saveLines)
679 scr_page (UP, count);
680
681 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
682 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
683 }
684 else
685 {
686 if (selection.op && current_screen == selection.screen)
687 {
688 if ((selection.beg.row < row1 && selection.end.row > row1)
689 || (selection.beg.row < row2 && selection.end.row > row2)
690 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
691 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
692 || (selection.end.row - count < row1 && selection.end.row >= row1)
693 || (selection.end.row - count > row2 && selection.end.row <= row2))
694 {
695 CLEAR_ALL_SELECTION ();
696 selection.op = SELECTION_CLEAR;
697 }
698 else if (selection.end.row >= row1 && selection.end.row <= row2)
699 {
670 /* move selected region too */ 700 /* move selected region too */
671 R->selection.beg.row -= count; 701 selection.beg.row -= count;
672 R->selection.end.row -= count; 702 selection.end.row -= count;
673 R->selection.mark.row -= count; 703 selection.mark.row -= count;
704
705 selection_check (0);
706 }
707 }
708
709 // use a simple and robust scrolling algorithm, this
710 // part of scr_scroll_text is not time-critical.
711
712 int rows = row2 - row1 + 1;
713
714 min_it (count, rows);
715
716 line_t *temp_buf = row_buf + total_rows;
717
718 for (int row = 0; row < rows; row++)
674 } 719 {
675 } 720 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 721
678 R->num_scr += count; 722 if (!IN_RANGE_EXC (row + count, 0, rows))
679 j = count; 723 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 } 724 }
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 */
702 725
703/* B1: Copy lines that will get clobbered by the rotation */ 726 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 727 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 } 728 }
717 729
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; 730 return count;
733} 731}
734 732
735/* ------------------------------------------------------------------------- */ 733/* ------------------------------------------------------------------------- */
736/* 734/*
737 * Add text given in <str> of length <len> to screen struct 735 * Add text given in <str> of length <len> to screen struct
738 */ 736 */
739/* EXTPROTO */
740void 737void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 738rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 739{
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 */ 740 if (len <= 0) /* sanity */
750 return; 741 return;
751 742
743 unsigned char checksel;
744 unicode_t c;
745 int ncol = this->ncol;
746 const wchar_t *strend = str + len;
747
752 R->want_refresh = 1; 748 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); 749 ZERO_SCROLLBACK ();
750
757 if (nlines > 0) { 751 if (minlines > 0)
752 {
758 nlines += (R->screen.cur.row - R->screen.bscroll); 753 minlines += screen.cur.row - screen.bscroll;
754
759 if ((nlines > 0) 755 if (minlines > 0
760 && (R->screen.tscroll == 0) 756 && screen.tscroll == 0
761 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 757 && screen.bscroll == nrow - 1)
758 {
762 /* _at least_ this many lines need to be scrolled */ 759 /* _at least_ this many lines need to be scrolled */
763 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 760 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
764 0);
765 R->screen.cur.row -= nlines; 761 screen.cur.row -= minlines;
766 } 762 }
767 } 763 }
764
768#ifdef DEBUG_STRICT 765#ifdef DEBUG_STRICT
769 assert(R->screen.cur.col < last_col); 766 assert (screen.cur.col < ncol);
770 assert((R->screen.cur.row < R->TermWin.nrow) 767 assert (screen.cur.row < nrow
771 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 768 && 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 769#endif
777 row = R->screen.cur.row + R->TermWin.saveLines; 770 int row = screen.cur.row;
778 771
779 checksel = (R->selection.op 772 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
780 && R->current_screen == R->selection.screen) ? 1 : 0;
781 clearsel = 0;
782 773
783 stp = R->screen.text[row]; 774 line_t *line = &ROW(row);
784 srp = R->screen.rend[row];
785 775
786 for (i = 0; i < len;) { 776 while (str < strend)
787 c = str[i++]; 777 {
788 switch (c) { 778 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 case '\t': 779
790 rxvt_scr_tab(aR_ 1); 780 if (c < 0x20)
781 if (c == C0_LF)
782 {
783 max_it (line->l, screen.cur.col);
784
785 screen.flags &= ~Screen_WrapNext;
786
787 if (screen.cur.row == screen.bscroll)
788 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
789 else if (screen.cur.row < (nrow - 1))
790 row = ++screen.cur.row;
791
792 line = &ROW(row); /* _must_ refresh */
791 continue; 793 continue;
792 case '\n': 794 }
793 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 795 else if (c == C0_CR)
794 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 796 {
797 max_it (line->l, screen.cur.col);
798
795 R->screen.flags &= ~Screen_WrapNext; 799 screen.flags &= ~Screen_WrapNext;
796 if (R->screen.cur.row == R->screen.bscroll) 800 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; 801 continue;
804 case '\r': 802 }
805 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 803 else if (c == C0_HT)
806 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 804 {
807 R->screen.flags &= ~Screen_WrapNext; 805 scr_tab (1, true);
808 R->screen.cur.col = 0;
809 RESET_CHSTAT(R);
810 continue; 806 continue;
811 default:
812 if (c == 127)
813 continue; /* yummmm..... */
814 break;
815 } 807 }
816 808
817 if (checksel /* see if we're writing within selection */ 809 if (checksel /* see if we're writing within selection */
818 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 810 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
819 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 811 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
812 {
820 checksel = 0; 813 checksel = 0;
821 clearsel = 1;
822 } 814 /*
815 * If we wrote anywhere in the selected area, kill the selection
816 * XXX: should we kill the mark too? Possibly, but maybe that
817 * should be a similar check.
818 */
819 CLEAR_SELECTION ();
820 }
821
823 if (R->screen.flags & Screen_WrapNext) { 822 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 } 823 {
834 if (R->screen.flags & Screen_Insert) 824 scr_do_wrap ();
835 rxvt_scr_insdel_chars(aR_ 1, INSERT); 825
826 line->l = ncol;
827 line->is_longer (1);
836 828
829 row = screen.cur.row;
830 line = &ROW(row); /* _must_ refresh */
831 }
832
833 // some utf-8 decoders "decode" surrogate characters: let's fix this.
834 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
835 c = 0xfffd;
836
837 // rely on wcwidth to tell us the character width, at least for non-latin1
838 // do wcwidth before further replacements, as wcwidth might return -1
839 // for the line drawing characters below as they might be invalid in the current
840 // locale.
841 int width = c < 0x100 ? 1 : wcwidth (c);
842
837 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 843 if (charsets [screen.charset] == '0') // DEC SPECIAL
838 switch (c) 844 {
845 // vt100 special graphics and line drawing
846 // 5f-7e standard vt100
847 // 40-5e rxvt extension for extra curses acs chars
848 static uint16_t vt100_0[62] = { // 41 .. 7e
849 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
850 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
851 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
852 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
853 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
854 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
855 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
856 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
857 };
858
859 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
839 { 860 {
840 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 861 c = vt100_0[c - 0x41];
841 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 862 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 } 863 }
864 }
852 865
853 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 866 if (screen.flags & Screen_Insert)
867 scr_insdel_chars (width, INSERT);
854 868
855 stp[R->screen.cur.col] = c; 869 if (width != 0)
856 srp[R->screen.cur.col] = rend;
857
858 if (c > 255)
859 { 870 {
860 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 871#if !UNICODE_3
861 int width = wcwidth (c); 872 // trim characters we can't store directly :(
873 if (c >= 0x10000)
874# if ENABLE_COMBINING
875 c = rxvt_composite.compose (c); // map to lower 16 bits
876# else
877 c = 0xfffd;
878# endif
879#endif
880
881 // nuke the character at this position, if required
882 if (line->t[screen.cur.col] == NOCHAR
883 || (screen.cur.col < ncol - 1
884 && line->t[screen.cur.col + 1] == NOCHAR))
862 885 {
863 if (width > 1) 886 int col = screen.cur.col;
887
888 // find begin
889 while (col > 0 && line->t[col] == NOCHAR)
890 col--;
891
892 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
893
894 // found begin, nuke
895 do {
896 line->t[col] = ' ';
897 line->r[col] = rend;
898 col++;
899 } while (col < ncol && line->t[col] == NOCHAR);
900 }
901
902 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
903
904 // if the character doesn't fit into the remaining columns...
905 if (screen.cur.col > ncol - width && ncol >= width)
864 { 906 {
865 while (--width > 0 && R->screen.cur.col < last_col - 1) 907 // ...output spaces
908 c = ' ';
909 // and try the same character next loop iteration
910 --str;
911 }
912
913 line->touch ();
914
915 do
916 {
917 line->t[screen.cur.col] = c;
918 line->r[screen.cur.col] = rend;
919
920 if (screen.cur.col < ncol - 1)
921 screen.cur.col++;
922 else
866 { 923 {
867 924 line->l = ncol;
868 srp[R->screen.cur.col] |= RS_wide; 925 if (screen.flags & Screen_Autowrap)
869 926 screen.flags |= Screen_WrapNext;
870 R->screen.cur.col++; 927 break;
871 stp[R->screen.cur.col] = NOCHAR;
872 srp[R->screen.cur.col] = rend;
873 } 928 }
929
930 c = NOCHAR;
931 }
932 while (--width > 0);
933
934 // pad with spaces when overwriting wide character with smaller one
935 if (!width)
936 {
937 line->touch ();
938
939 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
940 {
941 line->t[c] = ' ';
942 line->r[c] = rend;
874 } 943 }
875 } 944 }
876 945 }
877 if (R->screen.cur.col < last_col - 1) 946 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 } 947 {
884 } 948#if ENABLE_COMBINING
885 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 949 // handle combining characters
886 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 950 // we just tag the accent on the previous on-screen character.
951 // this is arguably not correct, but also arguably not wrong.
952 // we don't handle double-width characters nicely yet.
953 line_t *linep;
954 text_t *tp;
955 rend_t *rp;
887 956
888/* 957 if (screen.cur.col > 0)
889 * If we wrote anywhere in the selected area, kill the selection 958 {
890 * XXX: should we kill the mark too? Possibly, but maybe that 959 linep = line;
891 * should be a similar check. 960 tp = line->t + screen.cur.col - 1;
892 */ 961 rp = line->r + screen.cur.col - 1;
893 if (clearsel) 962 }
894 CLEAR_SELECTION(R); 963 else if (screen.cur.row > 0
964 && ROW(screen.cur.row - 1).is_longer ())
965 {
966 linep = &ROW(screen.cur.row - 1);
967 tp = line->t + ncol - 1;
968 rp = line->r + ncol - 1;
969 }
970 else
971 continue;
972
973 linep->touch ();
974
975 while (*tp == NOCHAR && tp > linep->t)
976 tp--, rp--;
977
978 // first try to find a precomposed character
979 unicode_t n = rxvt_compose (*tp, c);
980 if (n == NOCHAR)
981 n = rxvt_composite.compose (*tp, c);
982
983 *tp = n;
984 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
985#endif
986 }
987 }
988
989 max_it (line->l, screen.cur.col);
895 990
896#ifdef DEBUG_STRICT 991#ifdef DEBUG_STRICT
897 assert(R->screen.cur.row >= 0); 992 assert (screen.cur.row >= 0);
898#else /* drive with your eyes closed */
899 MAX_IT(R->screen.cur.row, 0);
900#endif 993#endif
901} 994}
902 995
903/* ------------------------------------------------------------------------- */ 996/* ------------------------------------------------------------------------- */
904/* 997/*
905 * Process Backspace. Move back the cursor back a position, wrap if have to 998 * Process Backspace. Move back the cursor back a position, wrap if have to
906 * XTERM_SEQ: CTRL-H 999 * XTERM_SEQ: CTRL-H
907 */ 1000 */
908/* EXTPROTO */
909void 1001void
910rxvt_scr_backspace(pR) 1002rxvt_term::scr_backspace () NOTHROW
911{ 1003{
912 RESET_CHSTAT(R);
913 R->want_refresh = 1; 1004 want_refresh = 1;
1005
914 if (R->screen.cur.col == 0) { 1006 if (screen.cur.col == 0)
1007 {
915 if (R->screen.cur.row > 0) { 1008 if (screen.cur.row > 0)
1009 {
916#ifdef TERMCAP_HAS_BW 1010#ifdef TERMCAP_HAS_BW
917 R->screen.cur.col = R->TermWin.ncol - 1; 1011 screen.cur.col = ncol - 1;
918 R->screen.cur.row--; 1012 screen.cur.row--;
919 return; 1013 return;
920#endif 1014#endif
921 } 1015 }
1016 }
922 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1017 else if (!(screen.flags & Screen_WrapNext))
923 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1018 scr_gotorc (0, -1, RELATIVE);
1019
924 R->screen.flags &= ~Screen_WrapNext; 1020 screen.flags &= ~Screen_WrapNext;
925} 1021}
926 1022
927/* ------------------------------------------------------------------------- */ 1023/* ------------------------------------------------------------------------- */
928/* 1024/*
929 * Process Horizontal Tab 1025 * Process Horizontal Tab
930 * count: +ve = forward; -ve = backwards 1026 * count: +ve = forward; -ve = backwards
931 * XTERM_SEQ: CTRL-I 1027 * XTERM_SEQ: CTRL-I
932 */ 1028 */
933/* EXTPROTO */
934void 1029void
935rxvt_scr_tab(pR_ int count) 1030rxvt_term::scr_tab (int count, bool ht) NOTHROW
936{ 1031{
937 int i, x; 1032 int i, x;
938 1033
939 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
940 R->want_refresh = 1; 1034 want_refresh = 1;
941 RESET_CHSTAT(R);
942 i = x = R->screen.cur.col; 1035 i = x = screen.cur.col;
1036
943 if (count == 0) 1037 if (count == 0)
944 return; 1038 return;
945 else if (count > 0) { 1039 else if (count > 0)
1040 {
1041 line_t &l = ROW(screen.cur.row);
1042 rend_t base_rend = l.r[i];
1043 ht &= l.t[i] == ' ';
1044
946 for (; ++i < R->TermWin.ncol; ) 1045 for (; ++i < ncol; )
947 if (R->tabs[i]) { 1046 if (tabs[i])
1047 {
948 x = i; 1048 x = i;
1049
949 if (!--count) 1050 if (!--count)
950 break; 1051 break;
1052 }
1053 else
1054 ht &= l.t[i] == ' '
1055 && RS_SAME (l.r[i], base_rend);
1056
1057 if (count)
1058 x = ncol - 1;
1059
1060 // store horizontal tab commands as characters inside the text
1061 // buffer so they can be selected and pasted.
1062 if (ht && OPTION (Opt_pastableTabs))
1063 {
1064 base_rend = SET_FONT (base_rend, 0);
1065
1066 l.touch (x);
1067
1068 i = screen.cur.col;
1069
1070 l.t[i] = '\t';
1071 l.r[i] = base_rend;
1072
1073 while (++i < x)
1074 {
1075 l.t[i] = NOCHAR;
1076 l.r[i] = base_rend;
951 } 1077 }
952 if (count) 1078 }
953 x = R->TermWin.ncol - 1; 1079 }
954 } else /* if (count < 0) */ { 1080 else /* if (count < 0) */
1081 {
955 for (; --i >= 0; ) 1082 for (; --i >= 0; )
956 if (R->tabs[i]) { 1083 if (tabs[i])
957 x = i;
958 if (!++count)
959 break;
960 } 1084 {
961 if (count)
962 x = 0; 1085 x = i;
1086 if (!++count)
1087 break;
1088 }
1089
1090 if (count)
1091 x = 0;
963 } 1092 }
1093
964 if (x != R->screen.cur.col) 1094 if (x != screen.cur.col)
965 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1095 scr_gotorc (0, x, R_RELATIVE);
966} 1096}
967 1097
968/* ------------------------------------------------------------------------- */ 1098/* ------------------------------------------------------------------------- */
969/* 1099/*
970 * Process DEC Back Index 1100 * Process DEC Back Index
971 * XTERM_SEQ: ESC 6 1101 * XTERM_SEQ: ESC 6
972 * Move cursor left in row. If we're at the left boundary, shift everything 1102 * Move cursor left in row. If we're at the left boundary, shift everything
973 * in that row right. Clear left column. 1103 * in that row right. Clear left column.
974 */ 1104 */
975#ifndef NO_FRILLS 1105#if ENABLE_FRILLS
976/* EXTPROTO */
977void 1106void
978rxvt_scr_backindex(pR) 1107rxvt_term::scr_backindex () NOTHROW
979{ 1108{
980 if (R->screen.cur.col > 0) 1109 if (screen.cur.col > 0)
981 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1110 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
982 else { 1111 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); 1112 scr_insdel_chars (1, INSERT);
986 }
987} 1113}
988#endif 1114#endif
989/* ------------------------------------------------------------------------- */ 1115/* ------------------------------------------------------------------------- */
990/* 1116/*
991 * Process DEC Forward Index 1117 * Process DEC Forward Index
992 * XTERM_SEQ: ESC 9 1118 * XTERM_SEQ: ESC 9
993 * Move cursor right in row. If we're at the right boundary, shift everything 1119 * Move cursor right in row. If we're at the right boundary, shift everything
994 * in that row left. Clear right column. 1120 * in that row left. Clear right column.
995 */ 1121 */
996#ifndef NO_FRILLS 1122#if ENABLE_FRILLS
997/* EXTPROTO */
998void 1123void
999rxvt_scr_forwardindex(pR) 1124rxvt_term::scr_forwardindex () NOTHROW
1000{ 1125{
1001 int row;
1002
1003 if (R->screen.cur.col < R->TermWin.ncol - 1) 1126 if (screen.cur.col < ncol - 1)
1004 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1127 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1005 else { 1128 else
1006 row = R->screen.cur.row + R->TermWin.saveLines; 1129 {
1007 if (R->screen.tlen[row] == 0) 1130 line_t &l = ROW(screen.cur.row);
1008 return; /* um, yeah? */ 1131
1009 else if (R->screen.tlen[row] == -1) 1132 l.touch ();
1010 R->screen.tlen[row] = R->TermWin.ncol; 1133 l.is_longer (0);
1134
1011 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1135 scr_gotorc (0, 0, R_RELATIVE);
1012 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1136 scr_insdel_chars (1, DELETE);
1013 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1137 scr_gotorc (0, ncol - 1, R_RELATIVE);
1014 } 1138 }
1015} 1139}
1016#endif 1140#endif
1017 1141
1018/* ------------------------------------------------------------------------- */ 1142/* ------------------------------------------------------------------------- */
1019/* 1143/*
1020 * Goto Row/Column 1144 * Goto Row/Column
1021 */ 1145 */
1022/* EXTPROTO */
1023void 1146void
1024rxvt_scr_gotorc(pR_ int row, int col, int relative) 1147rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1025{ 1148{
1026 R->want_refresh = 1; 1149 want_refresh = 1;
1027 ZERO_SCROLLBACK(R); 1150 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 1151
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) 1152 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1037 : col); 1153 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 1154
1041 R->screen.flags &= ~Screen_WrapNext; 1155 screen.flags &= ~Screen_WrapNext;
1156
1042 if (relative & R_RELATIVE) { 1157 if (relative & R_RELATIVE)
1158 {
1043 if (row > 0) { 1159 if (row > 0)
1160 {
1044 if (R->screen.cur.row <= R->screen.bscroll 1161 if (screen.cur.row <= screen.bscroll
1045 && (R->screen.cur.row + row) > R->screen.bscroll) 1162 && (screen.cur.row + row) > screen.bscroll)
1046 R->screen.cur.row = R->screen.bscroll; 1163 screen.cur.row = screen.bscroll;
1047 else 1164 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; 1165 screen.cur.row += row;
1166 }
1167 else if (row < 0)
1168 {
1169 if (screen.cur.row >= screen.tscroll
1170 && (screen.cur.row + row) < screen.tscroll)
1171 screen.cur.row = screen.tscroll;
1172 else
1173 screen.cur.row += row;
1174 }
1175 }
1176 else
1062 } 1177 {
1063 MAX_IT(R->screen.cur.row, 0); 1178 if (screen.flags & Screen_Relative)
1064 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1179 { /* relative origin mode */
1065} 1180 screen.cur.row = row + screen.tscroll;
1181 min_it (screen.cur.row, screen.bscroll);
1182 }
1183 else
1184 screen.cur.row = row;
1185 }
1066 1186
1187 clamp_it (screen.cur.row, 0, nrow - 1);
1188}
1189
1067/* ------------------------------------------------------------------------- */ 1190/* ------------------------------------------------------------------------- */
1068/* 1191/*
1069 * direction should be UP or DN 1192 * direction should be UP or DN
1070 */ 1193 */
1071/* EXTPROTO */
1072void 1194void
1073rxvt_scr_index(pR_ enum page_dirn direction) 1195rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1074{ 1196{
1075 int dirn; 1197 int dirn;
1076 1198
1077 R->want_refresh = 1; 1199 want_refresh = 1;
1200 ZERO_SCROLLBACK ();
1201
1078 dirn = ((direction == UP) ? 1 : -1); 1202 dirn = ((direction == UP) ? 1 : -1);
1079 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1080 1203
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; 1204 screen.flags &= ~Screen_WrapNext;
1205
1090 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1206 if ((screen.cur.row == screen.bscroll && direction == UP)
1091 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1207 || (screen.cur.row == screen.tscroll && direction == DN))
1092 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1208 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1093 else 1209 else
1094 R->screen.cur.row += dirn; 1210 screen.cur.row += dirn;
1095 MAX_IT(R->screen.cur.row, 0); 1211
1096 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1212 clamp_it (screen.cur.row, 0, nrow - 1);
1097 rxvt_selection_check(aR_ 0); 1213 selection_check (0);
1098} 1214}
1099 1215
1100/* ------------------------------------------------------------------------- */ 1216/* ------------------------------------------------------------------------- */
1101/* 1217/*
1102 * Erase part or whole of a line 1218 * Erase part or whole of a line
1103 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1219 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1104 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1220 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1105 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1221 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1106 */ 1222 */
1107/* EXTPROTO */
1108void 1223void
1109rxvt_scr_erase_line(pR_ int mode) 1224rxvt_term::scr_erase_line (int mode) NOTHROW
1110{ 1225{
1111 unsigned int row, col, num; 1226 unsigned int col, num;
1112 1227
1113 R->want_refresh = 1; 1228 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); 1229 ZERO_SCROLLBACK ();
1116 RESET_CHSTAT(R);
1117 1230
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); 1231 selection_check (1);
1124 1232
1125 R->screen.flags &= ~Screen_WrapNext; 1233 line_t &line = ROW(screen.cur.row);
1126 1234
1127 row = R->TermWin.saveLines + R->screen.cur.row; 1235 line.touch ();
1236 line.is_longer (0);
1237
1128 switch (mode) { 1238 switch (mode)
1239 {
1129 case 0: /* erase to end of line */ 1240 case 0: /* erase to end of line */
1130 col = R->screen.cur.col; 1241 col = screen.cur.col;
1131 num = R->TermWin.ncol - col; 1242 num = ncol - col;
1132 MIN_IT(R->screen.tlen[row], (int16_t)col); 1243 min_it (line.l, col);
1133 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1244 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1134 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1245 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1135 CLEAR_SELECTION(R); 1246 CLEAR_SELECTION ();
1136 break; 1247 break;
1137 case 1: /* erase to beginning of line */ 1248 case 1: /* erase to beginning of line */
1138 col = 0; 1249 col = 0;
1139 num = R->screen.cur.col + 1; 1250 num = screen.cur.col + 1;
1140 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1251 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1141 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1252 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1142 CLEAR_SELECTION(R); 1253 CLEAR_SELECTION ();
1143 break; 1254 break;
1144 case 2: /* erase whole line */ 1255 case 2: /* erase whole line */
1145 col = 0; 1256 col = 0;
1146 num = R->TermWin.ncol; 1257 num = ncol;
1147 R->screen.tlen[row] = 0; 1258 line.l = 0;
1148 if (R->selection.beg.row <= R->screen.cur.row 1259 if (selection.beg.row <= screen.cur.row
1149 && R->selection.end.row >= R->screen.cur.row) 1260 && selection.end.row >= screen.cur.row)
1150 CLEAR_SELECTION(R); 1261 CLEAR_SELECTION ();
1151 break; 1262 break;
1152 default: 1263 default:
1153 return; 1264 return;
1154 } 1265 }
1155 if (R->screen.text[row]) 1266
1156 rxvt_blank_line(aR_ 1267 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} 1268}
1163 1269
1164/* ------------------------------------------------------------------------- */ 1270/* ------------------------------------------------------------------------- */
1165/* 1271/*
1166 * Erase part of whole of the screen 1272 * Erase part of whole of the screen
1167 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1273 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1168 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1274 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1169 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1275 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1170 */ 1276 */
1171/* EXTPROTO */
1172void 1277void
1173rxvt_scr_erase_screen(pR_ int mode) 1278rxvt_term::scr_erase_screen (int mode) NOTHROW
1174{ 1279{
1175 int num; 1280 int num;
1176 int32_t row, row_offset; 1281 int32_t row;
1177 rend_t ren; 1282 rend_t ren;
1178 XGCValues gcvalue; 1283 XGCValues gcvalue;
1179 1284
1180 R->want_refresh = 1; 1285 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); 1286 ZERO_SCROLLBACK ();
1183 RESET_CHSTAT(R);
1184 row_offset = (int32_t)R->TermWin.saveLines;
1185 1287
1186 switch (mode) { 1288 switch (mode)
1289 {
1187 case 0: /* erase to end of screen */ 1290 case 0: /* erase to end of screen */
1188 rxvt_selection_check(aR_ 1); 1291 selection_check (1);
1189 rxvt_scr_erase_line(aR_ 0); 1292 scr_erase_line (0);
1190 row = R->screen.cur.row + 1; /* possible OOB */ 1293 row = screen.cur.row + 1; /* possible OOB */
1191 num = R->TermWin.nrow - row; 1294 num = nrow - row;
1192 break; 1295 break;
1193 case 1: /* erase to beginning of screen */ 1296 case 1: /* erase to beginning of screen */
1194 rxvt_selection_check(aR_ 3); 1297 selection_check (3);
1195 rxvt_scr_erase_line(aR_ 1); 1298 scr_erase_line (1);
1196 row = 0; 1299 row = 0;
1197 num = R->screen.cur.row; 1300 num = screen.cur.row;
1198 break; 1301 break;
1199 case 2: /* erase whole screen */ 1302 case 2: /* erase whole screen */
1200 rxvt_selection_check(aR_ 3); 1303 selection_check (3);
1201#ifdef RXVT_GRAPHICS
1202 rxvt_Gr_ClearScreen(aR);
1203#endif
1204 row = 0; 1304 row = 0;
1205 num = R->TermWin.nrow; 1305 num = nrow;
1206 break; 1306 break;
1207 default: 1307 default:
1208 return; 1308 return;
1209 } 1309 }
1210 R->refresh_type |= REFRESH_BOUNDS; 1310
1211 if (R->selection.op && R->current_screen == R->selection.screen 1311 if (selection.op && current_screen == selection.screen
1212 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1312 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1213 || (R->selection.end.row >= row 1313 || (selection.end.row >= row
1214 && R->selection.end.row <= row + num))) 1314 && selection.end.row <= row + num)))
1215 CLEAR_SELECTION(R); 1315 CLEAR_SELECTION ();
1316
1216 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1317 if (row >= nrow) /* Out Of Bounds */
1217 return; 1318 return;
1218 MIN_IT(num, (R->TermWin.nrow - row)); 1319
1320 min_it (num, nrow - row);
1321
1219 if (R->rstyle & (RS_RVid | RS_Uline)) 1322 if (rstyle & (RS_RVid | RS_Uline))
1220 ren = (rend_t) ~RS_None; 1323 ren = (rend_t) ~RS_None;
1221 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1324 else if (GET_BASEBG (rstyle) == Color_bg)
1325 {
1222 ren = DEFAULT_RSTYLE; 1326 ren = DEFAULT_RSTYLE;
1223 CLEAR_ROWS(row, num); 1327 CLEAR_ROWS (row, num);
1224 } else { 1328 }
1329 else
1330 {
1225 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1331 ren = rstyle & (RS_fgMask | RS_bgMask);
1226 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1332 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1227 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1333 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1228 ERASE_ROWS(row, num); 1334 ERASE_ROWS (row, num);
1229 gcvalue.foreground = R->PixColors[Color_fg]; 1335 gcvalue.foreground = pix_colors[Color_fg];
1230 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1336 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1231 } 1337 }
1338
1232 for (; num--; row++) { 1339 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 } 1340 {
1341 scr_blank_screen_mem (ROW(row), rstyle);
1342 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1343 }
1240} 1344}
1345
1346#if ENABLE_FRILLS
1347void
1348rxvt_term::scr_erase_savelines () NOTHROW
1349{
1350 want_refresh = 1;
1351 ZERO_SCROLLBACK ();
1352
1353 top_row = 0;
1354}
1355#endif
1241 1356
1242/* ------------------------------------------------------------------------- */ 1357/* ------------------------------------------------------------------------- */
1243/* 1358/*
1244 * Fill the screen with `E's 1359 * Fill the screen with `E's
1245 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1360 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1246 */ 1361 */
1247/* EXTPROTO */
1248void 1362void
1249rxvt_scr_E(pR) 1363rxvt_term::scr_E () NOTHROW
1250{ 1364{
1251 int i, j, k; 1365 rend_t fs;
1252 rend_t *r1, fs;
1253 1366
1254 R->want_refresh = 1; 1367 want_refresh = 1;
1255 R->num_scr_allow = 0;
1256 ZERO_SCROLLBACK(R); 1368 ZERO_SCROLLBACK ();
1257 RESET_CHSTAT(R); 1369
1370 num_scr_allow = 0;
1258 rxvt_selection_check(aR_ 3); 1371 selection_check (3);
1259 1372
1260 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1373 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1261 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1374 for (int row = nrow; row--; )
1262 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1375 {
1263 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1376 line_t &line = ROW(row);
1264 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1377
1378 fill_text (line.t, 'E', ncol);
1379 rend_t *r1 = line.r;
1380
1381 for (int j = ncol; j--; )
1265 *r1++ = fs; 1382 *r1++ = fs;
1383
1384 line.is_longer (0);
1385 line.touch (ncol);
1266 } 1386 }
1267} 1387}
1268 1388
1269/* ------------------------------------------------------------------------- */ 1389/* ------------------------------------------------------------------------- */
1270/* 1390/*
1271 * Insert/Delete <count> lines 1391 * Insert/Delete <count> lines
1272 */ 1392 */
1273/* EXTPROTO */
1274void 1393void
1275rxvt_scr_insdel_lines(pR_ int count, int insdel) 1394rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1276{ 1395{
1277 int end; 1396 int end;
1278 1397
1279 ZERO_SCROLLBACK(R); 1398 ZERO_SCROLLBACK ();
1280 RESET_CHSTAT(R);
1281 1399
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); 1400 selection_check (1);
1288 1401
1289 if (R->screen.cur.row > R->screen.bscroll) 1402 if (screen.cur.row > screen.bscroll)
1403 return;
1404
1405 end = screen.bscroll - screen.cur.row + 1;
1406 if (count > end)
1407 {
1408 if (insdel == DELETE)
1290 return; 1409 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) 1410 else if (insdel == INSERT)
1297 count = end; 1411 count = end;
1298 } 1412 }
1299 R->screen.flags &= ~Screen_WrapNext;
1300 1413
1414 scr_do_wrap ();
1415
1301 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1416 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1302 0);
1303} 1417}
1304 1418
1305/* ------------------------------------------------------------------------- */ 1419/* ------------------------------------------------------------------------- */
1306/* 1420/*
1307 * Insert/Delete <count> characters from the current position 1421 * Insert/Delete <count> characters from the current position
1308 */ 1422 */
1309/* EXTPROTO */
1310void 1423void
1311rxvt_scr_insdel_chars(pR_ int count, int insdel) 1424rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1312{ 1425{
1313 int col, row; 1426 int col, row;
1314 rend_t tr; 1427 rend_t tr;
1315 text_t *stp;
1316 rend_t *srp;
1317 int16_t *slp;
1318 1428
1319 R->want_refresh = 1; 1429 want_refresh = 1;
1320 ZERO_SCROLLBACK(R); 1430 ZERO_SCROLLBACK ();
1321#if 0
1322 RESET_CHSTAT(R);
1323#endif
1324 1431
1325#ifdef RXVT_GRAPHICS
1326 if (rxvt_Gr_Displayed(aR))
1327 rxvt_Gr_scroll(aR_ 0);
1328#endif
1329
1330 if (count <= 0) 1432 if (count <= 0)
1331 return; 1433 return;
1332 1434
1435 scr_do_wrap ();
1436
1333 rxvt_selection_check(aR_ 1); 1437 selection_check (1);
1334 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1438 min_it (count, ncol - screen.cur.col);
1335 1439
1336 row = R->screen.cur.row + R->TermWin.saveLines; 1440 row = screen.cur.row;
1337 R->screen.flags &= ~Screen_WrapNext;
1338 1441
1339 stp = R->screen.text[row]; 1442 line_t *line = &ROW(row);
1340 srp = R->screen.rend[row]; 1443
1341 slp = &(R->screen.tlen[row]); 1444 line->touch ();
1445 line->is_longer (0);
1446
1342 switch (insdel) { 1447 switch (insdel)
1448 {
1343 case INSERT: 1449 case INSERT:
1344 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1450 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1345 col--) { 1451 {
1346 stp[col] = stp[col - count]; 1452 line->t[col] = line->t[col - count];
1347 srp[col] = srp[col - count]; 1453 line->r[col] = line->r[col - count];
1348 } 1454 }
1349 if (*slp != -1) { 1455
1350 *slp += count; 1456 line->l = min (line->l + count, ncol);
1351 MIN_IT(*slp, R->TermWin.ncol); 1457
1352 }
1353 if (R->selection.op && R->current_screen == R->selection.screen 1458 if (selection.op && current_screen == selection.screen
1354 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1459 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1460 {
1355 if (R->selection.end.row != R->screen.cur.row 1461 if (selection.end.row != screen.cur.row
1356 || (R->selection.end.col + count >= R->TermWin.ncol)) 1462 || (selection.end.col + count >= ncol))
1357 CLEAR_SELECTION(R); 1463 CLEAR_SELECTION ();
1464 else
1358 else { /* shift selection */ 1465 { /* shift selection */
1359 R->selection.beg.col += count; 1466 selection.beg.col += count;
1360 R->selection.mark.col += count; /* XXX: yes? */ 1467 selection.mark.col += count; /* XXX: yes? */
1361 R->selection.end.col += count; 1468 selection.end.col += count;
1362 } 1469 }
1363 } 1470 }
1364 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1471
1365 (unsigned int)count, R->rstyle); 1472 scr_blank_line (*line, screen.cur.col, count, rstyle);
1366 break; 1473 break;
1474
1367 case ERASE: 1475 case ERASE:
1368 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1476 screen.cur.col += count; /* don't worry if > ncol */
1369 rxvt_selection_check(aR_ 1); 1477 selection_check (1);
1370 R->screen.cur.col -= count; 1478 screen.cur.col -= count;
1371 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1479
1372 (unsigned int)count, R->rstyle); 1480 line->l = max (line->l - count, 0);
1481 scr_blank_line (*line, screen.cur.col, count, rstyle);
1373 break; 1482 break;
1483
1374 case DELETE: 1484 case DELETE:
1375 tr = srp[R->TermWin.ncol - 1]
1376 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1485 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1486
1377 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1487 for (col = screen.cur.col; (col + count) < ncol; col++)
1488 {
1378 stp[col] = stp[col + count]; 1489 line->t[col] = line->t[col + count];
1379 srp[col] = srp[col + count]; 1490 line->r[col] = line->r[col + count];
1380 } 1491 }
1381 rxvt_blank_line(aR_ 1492
1382 &(stp[R->TermWin.ncol - count]), 1493 line->l = max (line->l - count, 0);
1383 &(srp[R->TermWin.ncol - count]), 1494 scr_blank_line (*line, ncol - count, count, tr);
1384 (unsigned int)count, tr); 1495
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 1496 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1497 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1498 {
1391 if (R->selection.end.row != R->screen.cur.row 1499 if (selection.end.row != screen.cur.row
1392 || (R->screen.cur.col >= R->selection.beg.col - count) 1500 || (screen.cur.col >= selection.beg.col - count)
1393 || R->selection.end.col >= R->TermWin.ncol) 1501 || selection.end.col >= ncol)
1394 CLEAR_SELECTION(R); 1502 CLEAR_SELECTION ();
1395 else { 1503 else
1504 {
1396 /* shift selection */ 1505 /* shift selection */
1397 R->selection.beg.col -= count; 1506 selection.beg.col -= count;
1398 R->selection.mark.col -= count; /* XXX: yes? */ 1507 selection.mark.col -= count; /* XXX: yes? */
1399 R->selection.end.col -= count; 1508 selection.end.col -= count;
1400 } 1509 }
1401 } 1510 }
1511
1402 break; 1512 break;
1403 } 1513 }
1404} 1514}
1405 1515
1406/* ------------------------------------------------------------------------- */ 1516/* ------------------------------------------------------------------------- */
1407/* 1517/*
1408 * Set the scrolling region 1518 * Set the scrolling region
1409 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1519 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1410 */ 1520 */
1411/* EXTPROTO */
1412void 1521void
1413rxvt_scr_scroll_region(pR_ int top, int bot) 1522rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1414{ 1523{
1415 MAX_IT(top, 0); 1524 max_it (top, 0);
1416 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1525 min_it (bot, nrow - 1);
1526
1417 if (top > bot) 1527 if (top > bot)
1418 return; 1528 return;
1529
1419 R->screen.tscroll = top; 1530 screen.tscroll = top;
1420 R->screen.bscroll = bot; 1531 screen.bscroll = bot;
1421 rxvt_scr_gotorc(aR_ 0, 0, 0); 1532 scr_gotorc (0, 0, 0);
1422} 1533}
1423 1534
1424/* ------------------------------------------------------------------------- */ 1535/* ------------------------------------------------------------------------- */
1425/* 1536/*
1426 * Make the cursor visible/invisible 1537 * Make the cursor visible/invisible
1427 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1538 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1428 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1539 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1429 */ 1540 */
1430/* EXTPROTO */
1431void 1541void
1432rxvt_scr_cursor_visible(pR_ int mode) 1542rxvt_term::scr_cursor_visible (int mode) NOTHROW
1433{ 1543{
1434 R->want_refresh = 1; 1544 want_refresh = 1;
1545
1435 if (mode) 1546 if (mode)
1436 R->screen.flags |= Screen_VisibleCursor; 1547 screen.flags |= Screen_VisibleCursor;
1437 else 1548 else
1438 R->screen.flags &= ~Screen_VisibleCursor; 1549 screen.flags &= ~Screen_VisibleCursor;
1439} 1550}
1440 1551
1441/* ------------------------------------------------------------------------- */ 1552/* ------------------------------------------------------------------------- */
1442/* 1553/*
1443 * Set/unset automatic wrapping 1554 * Set/unset automatic wrapping
1444 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1555 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1445 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1556 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1446 */ 1557 */
1447/* EXTPROTO */
1448void 1558void
1449rxvt_scr_autowrap(pR_ int mode) 1559rxvt_term::scr_autowrap (int mode) NOTHROW
1450{ 1560{
1451 if (mode) 1561 if (mode)
1452 R->screen.flags |= Screen_Autowrap; 1562 screen.flags |= Screen_Autowrap;
1453 else 1563 else
1454 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1564 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1455} 1565}
1456 1566
1457/* ------------------------------------------------------------------------- */ 1567/* ------------------------------------------------------------------------- */
1458/* 1568/*
1459 * Set/unset margin origin mode 1569 * Set/unset margin origin mode
… …
1462 * Relative mode: line numbers are relative to top margin of scrolling region 1572 * Relative mode: line numbers are relative to top margin of scrolling region
1463 * and the cursor cannot be moved outside. 1573 * and the cursor cannot be moved outside.
1464 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1574 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1465 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1575 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1466 */ 1576 */
1467/* EXTPROTO */
1468void 1577void
1469rxvt_scr_relative_origin(pR_ int mode) 1578rxvt_term::scr_relative_origin (int mode) NOTHROW
1470{ 1579{
1471 if (mode) 1580 if (mode)
1472 R->screen.flags |= Screen_Relative; 1581 screen.flags |= Screen_Relative;
1473 else 1582 else
1474 R->screen.flags &= ~Screen_Relative; 1583 screen.flags &= ~Screen_Relative;
1584
1475 rxvt_scr_gotorc(aR_ 0, 0, 0); 1585 scr_gotorc (0, 0, 0);
1476} 1586}
1477 1587
1478/* ------------------------------------------------------------------------- */ 1588/* ------------------------------------------------------------------------- */
1479/* 1589/*
1480 * Set insert/replace mode 1590 * Set insert/replace mode
1481 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1591 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1482 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1592 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1483 */ 1593 */
1484/* EXTPROTO */
1485void 1594void
1486rxvt_scr_insert_mode(pR_ int mode) 1595rxvt_term::scr_insert_mode (int mode) NOTHROW
1487{ 1596{
1488 if (mode) 1597 if (mode)
1489 R->screen.flags |= Screen_Insert; 1598 screen.flags |= Screen_Insert;
1490 else 1599 else
1491 R->screen.flags &= ~Screen_Insert; 1600 screen.flags &= ~Screen_Insert;
1492} 1601}
1493 1602
1494/* ------------------------------------------------------------------------- */ 1603/* ------------------------------------------------------------------------- */
1495/* 1604/*
1496 * Set/Unset tabs 1605 * Set/Unset tabs
1497 * XTERM_SEQ: Set tab at current column : ESC H 1606 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1607 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1608 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1609 */
1501/* EXTPROTO */
1502void 1610void
1503rxvt_scr_set_tab(pR_ int mode) 1611rxvt_term::scr_set_tab (int mode) NOTHROW
1504{ 1612{
1505 if (mode < 0) 1613 if (mode < 0)
1506 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1614 memset (tabs, 0, ncol * sizeof (char));
1507 else if (R->screen.cur.col < R->TermWin.ncol) 1615 else if (screen.cur.col < ncol)
1508 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1616 tabs [screen.cur.col] = !!mode;
1509} 1617}
1510 1618
1511/* ------------------------------------------------------------------------- */ 1619/* ------------------------------------------------------------------------- */
1512/* 1620/*
1513 * Set reverse/normal video 1621 * Set reverse/normal video
1514 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1622 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1515 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1623 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1516 */ 1624 */
1517/* EXTPROTO */
1518void 1625void
1519rxvt_scr_rvideo_mode(pR_ int mode) 1626rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1520{ 1627{
1521 XGCValues gcvalue; 1628 rvideo_mode = on;
1522 1629
1523 if (R->rvideo != mode) { 1630#ifndef NO_BELL
1524 R->rvideo = mode; 1631 on ^= rvideo_bell;
1525 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1632#endif
1633
1634 if (rvideo_state != on)
1635 {
1636 rvideo_state = on;
1637
1638 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1526#if defined(XPM_BACKGROUND) 1639#if XPM_BACKGROUND
1527 if (R->bgPixmap.pixmap == None) 1640 if (bgPixmap.pixmap == None)
1528#endif 1641#endif
1529#if defined(TRANSPARENT) 1642#if TRANSPARENT
1530 if (!(R->Options & Opt_transparent) || R->am_transparent == 0) 1643 if (!OPTION (Opt_transparent) || am_transparent == 0)
1531#endif 1644#endif
1532 XSetWindowBackground(R->Xdisplay, R->TermWin.vt, 1645 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
1533 R->PixColors[Color_bg]);
1534 1646
1647 XGCValues gcvalue;
1535 gcvalue.foreground = R->PixColors[Color_fg]; 1648 gcvalue.foreground = pix_colors[Color_fg];
1536 gcvalue.background = R->PixColors[Color_bg]; 1649 gcvalue.background = pix_colors[Color_bg];
1537 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1650 XChangeGC (display->display, gc, GCBackground | GCForeground, &gcvalue);
1538 &gcvalue); 1651
1539 rxvt_scr_clear(aR); 1652 scr_clear ();
1540 rxvt_scr_touch(aR_ True); 1653 scr_touch (true);
1541 } 1654 }
1542} 1655}
1543 1656
1544/* ------------------------------------------------------------------------- */ 1657/* ------------------------------------------------------------------------- */
1545/* 1658/*
1546 * Report current cursor position 1659 * Report current cursor position
1547 * XTERM_SEQ: Report position: ESC [ 6 n 1660 * XTERM_SEQ: Report position: ESC [ 6 n
1548 */ 1661 */
1549/* EXTPROTO */
1550void 1662void
1551rxvt_scr_report_position(pR) 1663rxvt_term::scr_report_position () NOTHROW
1552{ 1664{
1553 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1665 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1554} 1666}
1555 1667
1556/* ------------------------------------------------------------------------- * 1668/* ------------------------------------------------------------------------- *
1557 * FONTS * 1669 * FONTS *
1558 * ------------------------------------------------------------------------- */ 1670 * ------------------------------------------------------------------------- */
1559 1671
1560/* 1672/*
1561 * Set font style 1673 * Set font style
1562 */ 1674 */
1563/* INTPROTO */
1564void 1675void
1565rxvt_set_font_style(pR) 1676rxvt_term::set_font_style () NOTHROW
1566{ 1677{
1678#if 0
1567 switch (R->charsets[R->screen.charset]) { 1679 switch (charsets [screen.charset])
1680 {
1568 case '0': /* DEC Special Character & Line Drawing Set */ 1681 case '0': /* DEC Special Character & Line Drawing Set */
1569 break; 1682 break;
1570 case 'A': /* United Kingdom (UK) */ 1683 case 'A': /* United Kingdom (UK) */
1571 break; 1684 break;
1572 case 'B': /* United States (USASCII) */ 1685 case 'B': /* United States (USASCII) */
1573 break; 1686 break;
1574 case '<': /* Multinational character set */ 1687 case '<': /* Multinational character set */
1575 break; 1688 break;
1576 case '5': /* Finnish character set */ 1689 case '5': /* Finnish character set */
1577 break; 1690 break;
1578 case 'C': /* Finnish character set */ 1691 case 'C': /* Finnish character set */
1579 break; 1692 break;
1580 case 'K': /* German character set */ 1693 case 'K': /* German character set */
1581 break; 1694 break;
1582 } 1695 }
1696#endif
1583} 1697}
1584 1698
1585/* ------------------------------------------------------------------------- */ 1699/* ------------------------------------------------------------------------- */
1586/* 1700/*
1587 * Choose a font 1701 * Choose a font
1588 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1702 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1589 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1703 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1590 * XTERM_SEQ: Invoke G2 character set: ESC N 1704 * XTERM_SEQ: Invoke G2 character set: ESC N
1591 * XTERM_SEQ: Invoke G3 character set: ESC O 1705 * XTERM_SEQ: Invoke G3 character set: ESC O
1592 */ 1706 */
1593/* EXTPROTO */
1594void 1707void
1595rxvt_scr_charset_choose(pR_ int set) 1708rxvt_term::scr_charset_choose (int set) NOTHROW
1596{ 1709{
1597 R->screen.charset = set; 1710 screen.charset = set;
1598 rxvt_set_font_style(aR); 1711 set_font_style ();
1599} 1712}
1600 1713
1601/* ------------------------------------------------------------------------- */ 1714/* ------------------------------------------------------------------------- */
1602/* 1715/*
1603 * Set a font 1716 * Set a font
… …
1605 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1718 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1606 * XTERM_SEQ: Set G2 character set: ESC * <C> 1719 * XTERM_SEQ: Set G2 character set: ESC * <C>
1607 * XTERM_SEQ: Set G3 character set: ESC + <C> 1720 * XTERM_SEQ: Set G3 character set: ESC + <C>
1608 * See set_font_style for possible values for <C> 1721 * See set_font_style for possible values for <C>
1609 */ 1722 */
1610/* EXTPROTO */
1611void 1723void
1612rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1724rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1613{ 1725{
1614 R->charsets[set] = (unsigned char)ch; 1726 charsets[set] = (unsigned char)ch;
1615 rxvt_set_font_style(aR); 1727 set_font_style ();
1616} 1728}
1617 1729
1618
1619/* ------------------------------------------------------------------------- *
1620 * GRAPHICS COLOURS *
1621 * ------------------------------------------------------------------------- */
1622
1623#ifdef RXVT_GRAPHICS
1624/* EXTPROTO */
1625int
1626rxvt_scr_get_fgcolor(pR)
1627{
1628 return GET_FGCOLOR(R->rstyle);
1629}
1630
1631/* ------------------------------------------------------------------------- */
1632/* EXTPROTO */
1633int
1634rxvt_scr_get_bgcolor(pR)
1635{
1636 return GET_BGCOLOR(R->rstyle);
1637}
1638#endif
1639 1730
1640/* ------------------------------------------------------------------------- * 1731/* ------------------------------------------------------------------------- *
1641 * MAJOR SCREEN MANIPULATION * 1732 * MAJOR SCREEN MANIPULATION *
1642 * ------------------------------------------------------------------------- */ 1733 * ------------------------------------------------------------------------- */
1643 1734
1644/* 1735/*
1736 * refresh matching text.
1737 */
1738bool
1739rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1740{
1741 bool found = false;
1742
1743 for (int i = 0; i < nrow; i++)
1744 {
1745 int col = 0;
1746 rend_t *drp = drawn_buf[i].r;
1747
1748 for (; col < ncol; col++, drp++)
1749 if ((*drp & mask) == value)
1750 {
1751 found = true;
1752 *drp = ~value;
1753 }
1754 }
1755
1756 return found;
1757}
1758
1759/*
1645 * Refresh an area 1760 * Refresh an area
1646 */ 1761 */
1647enum { 1762enum {
1648 PART_BEG = 0, 1763 PART_BEG = 0,
1649 PART_END, 1764 PART_END,
1650 RC_COUNT 1765 RC_COUNT
1651}; 1766};
1652 1767
1653/* EXTPROTO */
1654void 1768void
1655rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1769rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1656{ 1770{
1657 int i; 1771 int i;
1658 row_col_t rc[RC_COUNT]; 1772 row_col_t rc[RC_COUNT];
1659 1773
1660 if (R->drawn_text == NULL) /* sanity check */ 1774 if (!drawn_buf) /* sanity check */
1661 return; 1775 return;
1662 1776
1663#ifdef DEBUG_STRICT 1777#ifndef NO_SLOW_LINK_SUPPORT
1664 x = max(x, (int)R->TermWin.int_bwidth); 1778 if (refresh_type == FAST_REFRESH && !display->is_local)
1665 x = min(x, (int)R->TermWin.width); 1779 {
1666 y = max(y, (int)R->TermWin.int_bwidth); 1780 y = 0;
1667 y = min(y, (int)R->TermWin.height); 1781 eheight = height;
1782 }
1668#endif 1783#endif
1669 1784
1670/* round down */ 1785 /* round down */
1671 rc[PART_BEG].col = Pixel2Col(x); 1786 rc[PART_BEG].col = Pixel2Col (x);
1672 rc[PART_BEG].row = Pixel2Row(y); 1787 rc[PART_BEG].row = Pixel2Row (y);
1673/* round up */ 1788 /* round up */
1674 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1789 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1675 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1790 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1676 1791
1677/* sanity checks */ 1792 /* sanity checks */
1678 for (i = PART_BEG; i < RC_COUNT; i++) { 1793 for (i = PART_BEG; i < RC_COUNT; i++)
1679 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1680 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1681 } 1794 {
1795 min_it (rc[i].col, ncol - 1);
1796 min_it (rc[i].row, nrow - 1);
1797 }
1682 1798
1683 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));
1684
1685 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1799 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1686 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1800 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1687 (rc[PART_END].col - rc[PART_BEG].col + 1));
1688 1801
1802 num_scr_allow = 0;
1803
1689 if (refresh) 1804 if (refresh)
1690 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1805 scr_refresh ();
1691} 1806}
1692 1807
1693/* ------------------------------------------------------------------------- */ 1808/* ------------------------------------------------------------------------- */
1694/* 1809/*
1695 * Refresh the entire screen 1810 * Refresh the entire screen
1696 */ 1811 */
1697/* EXTPROTO */
1698void 1812void
1699rxvt_scr_touch(pR_ Bool refresh) 1813rxvt_term::scr_touch (bool refresh) NOTHROW
1700{ 1814{
1701 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1815 scr_expose (0, 0, width, height, refresh);
1702} 1816}
1703 1817
1704/* ------------------------------------------------------------------------- */ 1818/* ------------------------------------------------------------------------- */
1705/* 1819/*
1706 * Move the display so that the line represented by scrollbar value Y is at 1820 * Move the display so that the line represented by scrollbar value Y is at
1707 * the top of the screen 1821 * the top of the screen
1708 */ 1822 */
1709/* EXTPROTO */ 1823void
1710int
1711rxvt_scr_move_to(pR_ int y, int len) 1824rxvt_term::scr_move_to (int y, int len) NOTHROW
1712{ 1825{
1713 long p = 0; 1826 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1714 uint16_t oldviewstart;
1715
1716 oldviewstart = R->TermWin.view_start;
1717 if (y < len) {
1718 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1719 p -= (long)(R->TermWin.nrow - 1);
1720 p = max(p, 0);
1721 }
1722 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1723 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1724
1725 return rxvt_scr_changeview(aR_ oldviewstart);
1726} 1827}
1727 1828
1728/* ------------------------------------------------------------------------- */ 1829/* ------------------------------------------------------------------------- */
1729/* 1830/*
1730 * Page the screen up/down nlines 1831 * Page the screen up/down nlines
1731 * direction should be UP or DN 1832 * direction should be UP or DN
1732 */ 1833 */
1733/* EXTPROTO */ 1834bool
1734int
1735rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1835rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1736{ 1836{
1737 int n; 1837 int new_view_start =
1738 uint16_t oldviewstart; 1838 direction == UP ? view_start - nlines
1839 : view_start + nlines;
1739 1840
1740 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1741#ifdef DEBUG_STRICT
1742 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1743#endif
1744 oldviewstart = R->TermWin.view_start;
1745 if (direction == UP) {
1746 n = R->TermWin.view_start + nlines;
1747 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1748 } else {
1749 n = R->TermWin.view_start - nlines;
1750 R->TermWin.view_start = max(n, 0);
1751 }
1752 return rxvt_scr_changeview(aR_ oldviewstart); 1841 return scr_changeview (new_view_start);
1753} 1842}
1754 1843
1755/* INTPROTO */ 1844bool
1756int 1845rxvt_term::scr_changeview (int new_view_start) NOTHROW
1757rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1758{ 1846{
1759 if (R->TermWin.view_start != oldviewstart) { 1847 clamp_it (new_view_start, top_row, 0);
1848
1849 if (new_view_start == view_start)
1850 return false;
1851
1852 num_scr += new_view_start - view_start;
1853 view_start = new_view_start;
1760 R->want_refresh = 1; 1854 want_refresh = 1;
1761#ifdef RXVT_GRAPHICS
1762 if (rxvt_Gr_Displayed(aR))
1763 rxvt_Gr_scroll(aR_ 0);
1764#endif
1765 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1766 }
1767 return (int)(R->TermWin.view_start - oldviewstart);
1768}
1769 1855
1770/* ------------------------------------------------------------------------- */ 1856 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1771/* EXTPROTO */ 1857
1772void 1858 return true;
1773rxvt_scr_bell(pR) 1859}
1774{ 1860
1775#ifndef NO_BELL 1861#ifndef NO_BELL
1862void
1863rxvt_term::bell_cb (time_watcher &w)
1864{
1865 rvideo_bell = false;
1866 scr_rvideo_mode (rvideo_mode);
1867}
1868#endif
1869
1870/* ------------------------------------------------------------------------- */
1871void
1872rxvt_term::scr_bell () NOTHROW
1873{
1874#ifndef NO_BELL
1875
1776# ifndef NO_MAPALERT 1876# ifndef NO_MAPALERT
1777# ifdef MAPALERT_OPTION 1877# ifdef MAPALERT_OPTION
1778 if (R->Options & Opt_mapAlert) 1878 if (OPTION (Opt_mapAlert))
1779# endif 1879# endif
1780 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1880 XMapWindow (display->display, parent[0]);
1781# endif 1881# endif
1782 if (R->Options & Opt_visualBell) { 1882
1783 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1883 if (OPTION (Opt_visualBell))
1784 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1884 {
1885 rvideo_bell = true;
1886 scr_rvideo_mode (rvideo_mode);
1887 display->flush ();
1888
1889 bell_ev.start (NOW + VISUAL_BELL_DURATION);
1890 }
1785 } else 1891 else
1786 XBell(R->Xdisplay, 0); 1892 XBell (display->display, 0);
1893
1787#endif 1894#endif
1788} 1895}
1789 1896
1790/* ------------------------------------------------------------------------- */ 1897/* ------------------------------------------------------------------------- */
1791/* ARGSUSED */ 1898/* ARGSUSED */
1792/* EXTPROTO */
1793void 1899void
1794rxvt_scr_printscreen(pR_ int fullhist) 1900rxvt_term::scr_printscreen (int fullhist) NOTHROW
1795{ 1901{
1796#ifdef PRINTPIPE 1902#ifdef PRINTPIPE
1797 int i, r1, nrows, row_offset; 1903 int nrows, row_start;
1798 text_t *t; 1904 FILE *fd;
1799 FILE *fd;
1800 1905
1801 if ((fd = rxvt_popen_printer(aR)) == NULL) 1906 if ((fd = popen_printer ()) == NULL)
1802 return; 1907 return;
1803 nrows = R->TermWin.nrow; 1908
1804 row_offset = R->TermWin.saveLines;
1805 if (!fullhist) 1909 if (fullhist)
1806 row_offset -= R->TermWin.view_start;
1807 else {
1808 nrows += R->TermWin.nscrolled;
1809 row_offset -= R->TermWin.nscrolled;
1810 } 1910 {
1911 nrows = nrow - top_row;
1912 row_start = top_row;
1913 }
1914 else
1915 {
1916 nrows = nrow;
1917 row_start = view_start;
1918 }
1811 1919
1920 wctomb (0, 0);
1921
1812 for (r1 = 0; r1 < nrows; r1++) { 1922 for (int r1 = 0; r1 < nrows; r1++)
1813 t = R->screen.text[r1 + row_offset];
1814 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1815 if (!isspace(t[i]))
1816 break;
1817 fprintf(fd, "%.*s\n", (i + 1), t);
1818 } 1923 {
1924 text_t *tp = ROW(r1).t;
1925 int len = ROW(r1).l;
1926
1927 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1928 {
1929 char mb[MB_LEN_MAX];
1930 text_t t = *tp++;
1931 if (t == NOCHAR)
1932 continue;
1933
1934 len = wctomb (mb, t);
1935
1936 if (len <= 0)
1937 {
1938 mb[0] = ' ';
1939 len = 1;
1940 }
1941
1942 fwrite (mb, 1, len, fd);
1943 }
1944
1945 fputc ('\n', fd);
1946 }
1947
1819 rxvt_pclose_printer(fd); 1948 pclose_printer (fd);
1820#endif 1949#endif
1821} 1950}
1822 1951
1823/* ------------------------------------------------------------------------- */ 1952/* ------------------------------------------------------------------------- */
1824/* 1953/*
1825 * Refresh the screen 1954 * Refresh the screen
1826 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1955 * drawn_text/drawn_rend contain the screen information before the update.
1827 * R->screen.text/R->screen.rend contain what the screen will change to. 1956 * screen.text/screen.rend contain what the screen will change to.
1828 */ 1957 */
1829
1830#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD)
1831# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink))
1832# define MONO_BOLD_FG(x, fg) MONO_BOLD(x)
1833#else
1834# define MONO_BOLD(x) \
1835 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1836# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1837#endif
1838
1839#define FONT_WIDTH(X, Y) \
1840 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1841#define FONT_RBEAR(X, Y) \
1842 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1843#define FONT_LBEAR(X, Y) \
1844 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1845#define IS_FONT_CHAR(X, Y) \
1846 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1847
1848/* EXTPROTO */
1849void 1958void
1850rxvt_scr_refresh(pR_ unsigned char refresh_type) 1959rxvt_term::scr_refresh () NOTHROW
1851{ 1960{
1852 unsigned char clearfirst, /* first character writes before cell */
1853 clearlast, /* last character writes beyond cell */
1854 must_clear, /* use draw_string not draw_image_string */ 1961 unsigned char must_clear, /* use draw_string not draw_image_string */
1855#ifndef NO_BOLDFONT
1856 bfont, /* we've changed font to bold font */
1857#endif
1858 rvid, /* reverse video this position */
1859 wbyte, /* we're in multibyte */
1860 showcursor; /* show the cursor */ 1962 showcursor; /* show the cursor */
1861 int fore, back; /* desired foreground/background */
1862 int16_t col, row, /* column/row we're processing */ 1963 int16_t col, row, /* column/row we're processing */
1863 ocrow; /* old cursor row */ 1964 ocrow; /* old cursor row */
1864 int cursorwidth;
1865 int i, /* tmp */ 1965 int i; /* tmp */
1866 row_offset; /* basic offset in screen structure */
1867#ifndef NO_CURSORCOLOR 1966#ifndef NO_CURSORCOLOR
1868 rend_t cc1; /* store colours at cursor position(s) */ 1967 rend_t cc1; /* store colours at cursor position (s) */
1869 rend_t cc2; /* store colours at cursor position(s) */
1870#endif 1968#endif
1871 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1969 rend_t *crp; // cursor rendition pointer
1872 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1873 char *buffer; /* local copy of R->buffer */
1874 1970
1971 want_refresh = 0; /* screen is current */
1972
1875 if (refresh_type == NO_REFRESH || !R->TermWin.mapped) 1973 if (refresh_type == NO_REFRESH || !mapped)
1876 return; 1974 return;
1877 1975
1878 /* 1976 /*
1879 * A: set up vars 1977 * A: set up vars
1880 */ 1978 */
1881 clearfirst = clearlast = must_clear = wbyte = 0; 1979 must_clear = 0;
1882#ifndef NO_BOLDFONT 1980 refresh_count = 0;
1883 bfont = 0;
1884#endif
1885 1981
1886 if (R->currmaxcol < R->TermWin.ncol) 1982#if XPM_BACKGROUND
1983 must_clear |= bgPixmap.pixmap != None;
1984#endif
1985#if TRANSPARENT
1986 must_clear |= OPTION (Opt_transparent) && am_transparent;
1987#endif
1988 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1989
1990 /*
1991 * B: reverse any characters which are selected
1992 */
1993 scr_reverse_selection ();
1994
1995 /*
1996 * C: set the cursor character (s)
1997 */
1998 {
1999 unsigned char setoldcursor;
2000 rend_t ccol1, /* Cursor colour */
2001 ccol2; /* Cursor colour2 */
2002
2003 showcursor = (screen.flags & Screen_VisibleCursor);
2004#ifdef CURSOR_BLINK
2005 if (hidden_cursor)
2006 showcursor = 0;
2007#endif
2008
2009 if (showcursor)
1887 { 2010 {
1888 R->currmaxcol = R->TermWin.ncol; 2011 int col = screen.cur.col;
1889 R->buffer = (char *)rxvt_realloc (R->buffer,
1890 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1891 }
1892 2012
1893 buffer = R->buffer; 2013 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1894 R->refresh_count = 0; 2014 col--;
1895 2015
1896 row_offset = R->TermWin.saveLines - R->TermWin.view_start; 2016 crp = &ROW(screen.cur.row).r[col];
1897 2017
1898 if ((refresh_type & REFRESH_BOUNDS))
1899 {
1900 clearfirst = clearlast = 1;
1901 R->refresh_type &= ~REFRESH_BOUNDS;
1902 }
1903
1904#if defined(XPM_BACKGROUND)
1905 must_clear |= (R->bgPixmap.pixmap != None);
1906#endif
1907#if defined(TRANSPARENT)
1908 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1909#endif
1910 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1911
1912/*
1913 * B: reverse any characters which are selected
1914 */
1915 rxvt_scr_reverse_selection(aR);
1916
1917/*
1918 * C: set the cursor character(s)
1919 */
1920 {
1921 unsigned char setoldcursor;
1922 rend_t ccol1, /* Cursor colour */
1923 ccol2; /* Cursor colour2 */
1924
1925 showcursor = (R->screen.flags & Screen_VisibleCursor);
1926 cursorwidth = 0;
1927#ifdef CURSOR_BLINK
1928 if (R->hidden_cursor)
1929 showcursor = 0;
1930#endif
1931
1932 cursorwidth = 0;
1933
1934 if (showcursor) 2018 if (showcursor && focus)
1935 { 2019 {
1936 cursorwidth++; 2020 if (OPTION (Opt_cursorUnderline))
1937 2021 *crp ^= RS_Uline;
1938 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2022 else
1939 [R->screen.cur.col]);
1940
1941 if (showcursor && R->TermWin.focus)
1942 { 2023 {
1943 *srp ^= RS_RVid; 2024 *crp ^= RS_RVid;
2025
1944#ifndef NO_CURSORCOLOR 2026#ifndef NO_CURSORCOLOR
1945 cc1 = *srp & (RS_fgMask | RS_bgMask); 2027 cc1 = *crp & (RS_fgMask | RS_bgMask);
1946 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2028 if (ISSET_PIXCOLOR (Color_cursor))
1947 ccol1 = Color_cursor; 2029 ccol1 = Color_cursor;
1948 else 2030 else
1949#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2031#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1950 ccol1 = GET_FGCOLOR(R->rstyle); 2032 ccol1 = fgcolor_of (rstyle);
1951#else 2033#else
1952 ccol1 = Color_fg; 2034 ccol1 = Color_fg;
1953#endif 2035#endif
1954 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2036 if (ISSET_PIXCOLOR (Color_cursor2))
1955 ccol2 = Color_cursor2; 2037 ccol2 = Color_cursor2;
1956 else 2038 else
1957#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2039#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1958 ccol2 = GET_BGCOLOR(R->rstyle); 2040 ccol2 = bgcolor_of (rstyle);
1959#else 2041#else
1960 ccol2 = Color_bg; 2042 ccol2 = Color_bg;
1961#endif 2043#endif
1962 *srp = SET_FGCOLOR(*srp, ccol1); 2044 *crp = SET_FGCOLOR (*crp, ccol1);
1963 *srp = SET_BGCOLOR(*srp, ccol2); 2045 *crp = SET_BGCOLOR (*crp, ccol2);
1964#endif 2046#endif
1965 }
1966
1967 while (IS_WIDE (*srp))
1968 cursorwidth++, srp++;
1969 }
1970
1971 /* make sure no outline cursor is left around */
1972 setoldcursor = 0;
1973 if (ocrow != -1) {
1974 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1975 || R->screen.cur.col != R->oldcursor.col) {
1976 if (ocrow < R->TermWin.nrow
1977 && R->oldcursor.col < R->TermWin.ncol) {
1978 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1979 } 2047 }
1980 if (R->TermWin.focus || !showcursor)
1981 R->oldcursor.row = -1;
1982 else
1983 setoldcursor = 1;
1984 }
1985 } else if (!R->TermWin.focus)
1986 setoldcursor = 1;
1987 if (setoldcursor) {
1988 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1989 R->oldcursor.row = -1;
1990 else {
1991 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1992 R->oldcursor.col = R->screen.cur.col;
1993 } 2048 }
1994 } 2049 }
2050
2051 /* make sure no outline cursor is left around */
2052 setoldcursor = 0;
2053 if (ocrow != -1)
2054 {
2055 if (screen.cur.row - view_start != ocrow
2056 || screen.cur.col != oldcursor.col)
2057 {
2058 if (ocrow < nrow
2059 && oldcursor.col < ncol)
2060 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2061
2062 if (focus || !showcursor)
2063 oldcursor.row = -1;
2064 else
2065 setoldcursor = 1;
2066 }
1995 } 2067 }
2068 else if (!focus)
2069 setoldcursor = 1;
2070
2071 if (setoldcursor)
2072 {
2073 if (screen.cur.row - view_start >= nrow)
2074 oldcursor.row = -1;
2075 else
2076 {
2077 oldcursor.row = screen.cur.row - view_start;
2078 oldcursor.col = screen.cur.col;
2079 }
2080 }
2081 }
2082
2083 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2084#if ENABLE_OVERLAY
2085 scr_swap_overlay ();
2086#endif
1996 2087
1997#ifndef NO_SLOW_LINK_SUPPORT 2088#ifndef NO_SLOW_LINK_SUPPORT
1998/* 2089 /*
1999 * D: CopyArea pass - very useful for slower links 2090 * D: CopyArea pass - very useful for slower links
2000 * This has been deliberately kept simple. 2091 * This has been deliberately kept simple.
2001 */ 2092 */
2002 i = R->num_scr; 2093 if (!display->is_local
2003 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2094 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2004 && abs(i) < R->TermWin.nrow && !must_clear) 2095 && abs (num_scr) < nrow && !must_clear)
2005 { 2096 {
2006 int16_t nits; 2097 int16_t nits;
2007 int j; 2098 int j;
2008 rend_t *drp2; 2099 int len, wlen;
2009 text_t *dtp2; 2100 dLocal (int, num_scr);
2010 int len, wlen;
2011 2101
2012 j = R->TermWin.nrow; 2102 j = nrow;
2013 wlen = len = -1; 2103 wlen = len = -1;
2014 row = i > 0 ? 0 : j - 1; 2104 row = i > 0 ? 0 : j - 1;
2015 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2105 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2016 { 2106 {
2017 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2107 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2018 { 2108 {
2019 stp = R->screen.text[row + row_offset]; 2109 line_t s = ROW(view_start + row);
2020 srp = R->screen.rend[row + row_offset];
2021 dtp = R->drawn_text[row]; 2110 line_t d = drawn_buf[row];
2022 dtp2 = R->drawn_text[row + i]; 2111 line_t d2 = drawn_buf[row + i];
2023 drp = R->drawn_rend[row];
2024 drp2 = R->drawn_rend[row + i];
2025 2112
2026 for (nits = 0, col = R->TermWin.ncol; col--; ) 2113 for (nits = 0, col = ncol; col--; )
2027 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2114 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2028 nits--; 2115 nits--;
2029 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2116 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2030 nits++; 2117 nits++;
2031 2118
2032 if (nits > 8) /* XXX: arbitrary choice */ 2119 if (nits > 8) /* XXX: arbitrary choice */
2120 {
2121 for (col = ncol; col--; )
2033 { 2122 {
2034 for (col = R->TermWin.ncol; col--; ) 2123 *d.t++ = *d2.t++;
2124 *d.r++ = *d2.r++;
2125 }
2126
2127 if (len == -1)
2128 len = row;
2129
2130 wlen = row;
2131 continue;
2132 }
2133 }
2134
2135 if (len != -1)
2136 {
2137 /* also comes here at end if needed because of >= above */
2138 if (wlen < len)
2139 ::swap (wlen, len);
2140
2141 XCopyArea (display->display, vt, vt,
2142 gc, 0, Row2Pixel (len + i),
2143 (unsigned int)this->width,
2144 (unsigned int)Height2Pixel (wlen - len + 1),
2145 0, Row2Pixel (len));
2146 len = -1;
2147 }
2148 }
2149 }
2150#endif
2151
2152 /*
2153 * E: main pass across every character
2154 */
2155 for (row = 0; row < nrow; row++)
2156 {
2157 text_t *stp = ROW(view_start + row).t;
2158 rend_t *srp = ROW(view_start + row).r;
2159 text_t *dtp = drawn_buf[row].t;
2160 rend_t *drp = drawn_buf[row].r;
2161
2162 /*
2163 * E2: OK, now the real pass
2164 */
2165 int ypixel = (int)Row2Pixel (row);
2166
2167 for (col = 0; col < ncol; col++)
2168 {
2169 /* compare new text with old - if exactly the same then continue */
2170 if (stp[col] == dtp[col] /* Must match characters to skip. */
2171 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2172 || (stp[col] == ' ' /* space w/ no background change */
2173 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2174 continue;
2175
2176 // redraw one or more characters
2177
2178 // seek to the beginning of wide characters
2179 while (stp[col] == NOCHAR && col > 0)
2180 --col;
2181
2182 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2183 text_t *text = stp + col;
2184 int count = 1;
2185
2186 dtp[col] = stp[col];
2187 drp[col] = rend;
2188
2189 int xpixel = Col2Pixel (col);
2190
2191 for (i = 0; ++col < ncol; )
2192 {
2193 if (stp[col] == NOCHAR)
2194 {
2195 dtp[col] = stp[col];
2196 drp[col] = rend;
2197 count++;
2198 i++;
2199
2200 continue;
2201 }
2202
2203 if (!RS_SAME (rend, srp[col]))
2204 break;
2205
2206 count++;
2207
2208 if (stp[col] != dtp[col]
2209 || !RS_SAME (srp[col], drp[col]))
2210 {
2211 if (must_clear && (i++ > count / 2))
2212 break;
2213
2214 dtp[col] = stp[col];
2215 drp[col] = rend;
2216 i = 0;
2217 }
2218 else if (must_clear || (stp[col] != ' ' && ++i >= 16))
2219 break;
2220 }
2221
2222 col--; /* went one too far. move back */
2223 count -= i; /* dump any matching trailing chars */
2224
2225 // sometimes we optimize away the trailing NOCHAR's, add them back
2226 while (i && text[count] == NOCHAR)
2227 count++, i--;
2228
2229 /*
2230 * Determine the attributes for the string
2231 */
2232 int fore = fgcolor_of (rend); // desired foreground
2233 int back = bgcolor_of (rend); // desired background
2234
2235 // only do special processing if any attributes are set, which is unlikely
2236 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2237 {
2238#if ENABLE_STYLES
2239 // force redraw after "careful" characters to avoid pixel droppings
2240 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2241 drp[col + 1] = ~srp[col + 1];
2242
2243 // include previous careful character(s) if possible, looks nicer (best effort...)
2244 while (text > stp
2245 && srp[text - stp - 1] & RS_Careful
2246 && RS_SAME (rend, srp[text - stp - 1]))
2247 text--, count++, xpixel -= fwidth;
2248#endif
2249
2250 bool invert = rend & RS_RVid;
2251
2252#ifndef NO_BOLD_UNDERLINE_REVERSE
2253 if (rend & RS_Bold
2254 && fore == Color_fg)
2255 {
2256 if (ISSET_PIXCOLOR (Color_BD))
2257 fore = Color_BD;
2258# if !ENABLE_STYLES
2259 else
2260 invert = !invert;
2261# endif
2262 }
2263
2264 if (rend & RS_Italic
2265 && fore == Color_fg)
2266 {
2267 if (ISSET_PIXCOLOR (Color_IT))
2268 fore = Color_IT;
2269# if !ENABLE_STYLES
2270 else
2271 invert = !invert;
2272# endif
2273 }
2274
2275 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))
2276 fore = Color_UL;
2277#endif
2278
2279 if (invert)
2280 {
2281 ::swap (fore, back);
2282
2283#ifndef NO_BOLD_UNDERLINE_REVERSE
2284 if (ISSET_PIXCOLOR (Color_RV))
2285 back = Color_RV;
2286
2287 if (fore == back)
2288 {
2289 fore = Color_bg;
2290 back = Color_fg;
2291 }
2292#endif
2293 }
2294
2295#ifdef TEXT_BLINK
2296 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2297 {
2298 if (!text_blink_ev.active)
2299 {
2300 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2301 hidden_text = 0;
2302 }
2303 else if (hidden_text)
2304 fore = back;
2305 }
2306#endif
2307 }
2308
2309 /*
2310 * Actually do the drawing of the string here
2311 */
2312 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2313
2314 if (back == fore)
2315 font->clear_rect (*drawable, xpixel, ypixel,
2316 fwidth * count, fheight,
2317 back);
2318 else if (back == Color_bg)
2319 {
2320 if (must_clear)
2321 {
2322 CLEAR_CHARS (xpixel, ypixel, count);
2323
2324 for (i = 0; i < count; i++) /* don't draw empty strings */
2325 if (text[i] != ' ')
2035 { 2326 {
2036 *dtp++ = *dtp2++; 2327 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2037 *drp++ = *drp2++; 2328 break;
2038 } 2329 }
2039
2040 if (len == -1)
2041 len = row;
2042
2043 wlen = row;
2044 continue;
2045 } 2330 }
2046 }
2047
2048 if (len != -1)
2049 {
2050 /* also comes here at end if needed because of >= above */
2051 if (wlen < len)
2052 SWAP_IT(wlen, len, int);
2053 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2054 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2055 R->TermWin.gc, 0, Row2Pixel(len + i),
2056 (unsigned int)TermWin_TotalWidth(),
2057 (unsigned int)Height2Pixel(wlen - len + 1),
2058 0, Row2Pixel(len));
2059 len = -1;
2060 }
2061 }
2062 }
2063#endif
2064
2065/*
2066 * E: main pass across every character
2067 */
2068 for (row = 0; row < R->TermWin.nrow; row++)
2069 {
2070 stp = R->screen.text[row + row_offset];
2071 srp = R->screen.rend[row + row_offset];
2072 dtp = R->drawn_text[row];
2073 drp = R->drawn_rend[row];
2074
2075/*
2076 * E2: OK, now the real pass
2077 */
2078 int ypixel = (int)Row2Pixel(row);
2079
2080 for (col = 0; col < R->TermWin.ncol; col++)
2081 {
2082 /* compare new text with old - if exactly the same then continue */
2083 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2084
2085 if (stp[col] == dtp[col] /* Must match characters to skip. */
2086 && (rend == drp[col] /* Either rendition the same or */
2087 || (stp[col] == ' ' /* space w/ no background change */
2088 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2089 continue;
2090
2091 text_t *text = stp + col;
2092 int count = 1;
2093
2094 /* redraw one or more characters */
2095
2096 dtp[col] = stp[col];
2097 drp[col] = rend;
2098
2099 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2100 continue;
2101
2102 int xpixel = Col2Pixel(col);
2103
2104 // this loop looks very messy, it can probably be optimized
2105 // and cleaned a bit by you?
2106 for (i = 0; ++col < R->TermWin.ncol; )
2107 {
2108 if (stp[col] == NOCHAR)
2109 {
2110 dtp[col] = stp[col];
2111 drp[col] = rend;
2112 count++;
2113
2114 if (i) // only possible skip if char unchanged
2115 i++;
2116
2117 continue;
2118 }
2119
2120 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2121 break;
2122
2123 count++;
2124
2125 if (stp[col] != dtp[col]
2126 || srp[col] != drp[col])
2127 {
2128 if (must_clear && (i++ > (count / 2)))
2129 break;
2130
2131 dtp[col] = stp[col];
2132 drp[col] = rend;
2133 i = 0;
2134 }
2135 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2136 break;
2137 }
2138
2139 col--; /* went one too far. move back */
2140 count -= i; /* dump any matching trailing chars */
2141
2142/*
2143 * Determine the attributes for the string
2144 */
2145 int fid = GET_FONT(rend);
2146 fore = GET_FGCOLOR(rend);
2147 back = GET_BGCOLOR(rend);
2148 rend = GET_ATTR(rend);
2149
2150 rvid = (rend & RS_RVid) ? 1 : 0;
2151#ifdef OPTION_HC
2152 if (!rvid && (rend & RS_Blink))
2153 {
2154 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2155 back = Color_HC;
2156 else 2331 else
2157 rvid = !rvid; /* fall back */ 2332 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2158 } 2333 }
2159#endif 2334 else
2160 if (rvid) 2335 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2336
2337 if (rend & RS_Uline && font->descent > 1 && fore != back)
2161 { 2338 {
2162 SWAP_IT(fore, back, int); 2339#if ENABLE_FRILLS
2163 2340 if (ISSET_PIXCOLOR (Color_underline))
2164#ifndef NO_BOLD_UNDERLINE_REVERSE 2341 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2165 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2166# ifndef NO_CURSORCOLOR
2167 && !ISSET_PIXCOLOR(R, Color_cursor)
2168# endif
2169 )
2170 back = Color_RV;
2171#endif
2172 }
2173#ifndef NO_BOLD_UNDERLINE_REVERSE
2174 else if (rend & RS_Bold)
2175 {
2176 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD))
2177 {
2178 fore = Color_BD;
2179# ifndef VERYBOLD
2180 rend &= ~RS_Bold; /* we've taken care of it */
2181# endif
2182 }
2183 }
2184 else if (rend & RS_Uline)
2185 {
2186 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2187 {
2188 fore = Color_UL;
2189 rend &= ~RS_Uline; /* we've taken care of it */
2190 }
2191 }
2192#endif
2193
2194/*
2195 * Actually do the drawing of the string here
2196 */
2197 rxvt_font *font = (*R->TermWin.fontset)[fid];
2198
2199 if (back == Color_bg)
2200 {
2201 if (must_clear)
2202 {
2203 for (i = 0; i < count; i++) /* don't draw empty strings */
2204 if (text[i] != ' ')
2205 {
2206 font->draw (xpixel, ypixel, text, count, fore, -1);
2207 goto nodraw;
2208 }
2209
2210 CLEAR_CHARS(xpixel, ypixel, count);
2211nodraw: ;
2212 }
2213 else 2342 else
2214 font->draw (xpixel, ypixel, text, count, fore, Color_bg); 2343#endif
2215 } 2344 XSetForeground (display->display, gc, pix_colors[fore]);
2216 else
2217 font->draw (xpixel, ypixel, text, count, fore, back);
2218 2345
2219 if ((rend & RS_Uline) && (font->descent > 1))
2220 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc, 2346 XDrawLine (display->display, drawBuffer, gc,
2221 xpixel, ypixel + font->ascent + 1, 2347 xpixel, ypixel + font->ascent + 1,
2222 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2348 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2349 }
2223 } /* for (col....) */ 2350 } /* for (col....) */
2224 } /* for (row....) */ 2351 } /* for (row....) */
2225 2352
2226/* 2353#if ENABLE_OVERLAY
2354 scr_swap_overlay ();
2355#endif
2356 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2357
2358 /*
2227 * G: cleanup cursor and display outline cursor if necessary 2359 * G: cleanup cursor and display outline cursor if necessary
2228 */ 2360 */
2229 if (showcursor) { 2361 if (showcursor)
2230 if (R->TermWin.focus) { 2362 {
2231 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2363 if (focus)
2232 [R->screen.cur.col]); 2364 {
2365 if (OPTION (Opt_cursorUnderline))
2366 *crp ^= RS_Uline;
2367 else
2368 {
2233 *srp ^= RS_RVid; 2369 *crp ^= RS_RVid;
2234#ifndef NO_CURSORCOLOR 2370#ifndef NO_CURSORCOLOR
2235 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2371 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2236#endif 2372#endif
2373 }
2374 }
2237 } else if (R->oldcursor.row >= 0) { 2375 else if (oldcursor.row >= 0)
2376 {
2377 int cursorwidth = 1;
2378 int col = oldcursor.col;
2379
2380 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2381 col--;
2382
2383 while (col + cursorwidth < ncol
2384 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2385 cursorwidth++;
2386
2238#ifndef NO_CURSORCOLOR 2387#ifndef NO_CURSORCOLOR
2239 unsigned long gcmask; /* Graphics Context mask */
2240
2241 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) { 2388 if (ISSET_PIXCOLOR (Color_cursor))
2242 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]); 2389 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2243 }
2244#endif 2390#endif
2391
2245 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2392 XDrawRectangle (display->display, drawBuffer, gc,
2246 Col2Pixel(R->oldcursor.col), 2393 Col2Pixel (col),
2247 Row2Pixel(R->oldcursor.row), 2394 Row2Pixel (oldcursor.row),
2248 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2395 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2249 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1)); 2396 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2250 } 2397 }
2251 } 2398 }
2252/* 2399
2400 /*
2253 * H: cleanup selection 2401 * H: cleanup selection
2254 */ 2402 */
2255 rxvt_scr_reverse_selection(aR); 2403 scr_reverse_selection ();
2256 2404
2257/*
2258 * I: other general cleanup
2259 */
2260 if (clearfirst && R->TermWin.int_bwidth)
2261 /*
2262 * clear the whole screen height, note that width == 0 is treated
2263 * specially by XClearArea
2264 */
2265 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2266 (unsigned int)R->TermWin.int_bwidth,
2267 (unsigned int)TermWin_TotalHeight(), False);
2268 if (clearlast && R->TermWin.int_bwidth)
2269 /*
2270 * clear the whole screen height, note that width == 0 is treated
2271 * specially by XClearArea
2272 */
2273 XClearArea(R->Xdisplay, R->TermWin.vt,
2274 R->TermWin.width + R->TermWin.int_bwidth, 0,
2275 (unsigned int)R->TermWin.int_bwidth,
2276 (unsigned int)TermWin_TotalHeight(), False);
2277 if (refresh_type & SMOOTH_REFRESH)
2278 XSync(R->Xdisplay, False);
2279
2280 R->num_scr = 0; 2405 num_scr = 0;
2281 R->num_scr_allow = 1; 2406 num_scr_allow = 1;
2282 R->want_refresh = 0; /* screen is current */
2283} 2407}
2284/* ------------------------------------------------------------------------- */
2285 2408
2286/* EXTPROTO */
2287void 2409void
2288rxvt_scr_clear(pR) 2410rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2289{ 2411{
2290 if (!R->TermWin.mapped) 2412 if (!l.t)
2291 return; 2413 return;
2292 R->num_scr_allow = 0; 2414
2293 R->want_refresh = 1; 2415 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2416
2417 for (int i = ncol; i--; )
2418 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2419}
2420
2421void
2422rxvt_term::scr_remap_chars () NOTHROW
2423{
2424 for (int i = total_rows; i--; )
2425 scr_remap_chars (row_buf [i]);
2426
2427 for (int i = nrow; i--; )
2428 {
2429 scr_remap_chars (drawn_buf [i]);
2430 scr_remap_chars (swap_buf [i]);
2431 }
2432}
2433
2434void
2435rxvt_term::scr_recolour () NOTHROW
2436{
2437 if (1
2294#ifdef TRANSPARENT 2438#if TRANSPARENT
2295 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) { 2439 && !am_transparent
2296 int i; 2440#endif
2441#if XPM_BACKGROUND
2442 && !bgPixmap.pixmap
2443#endif
2444 )
2445 {
2446 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2447 XClearWindow (display->display, parent[0]);
2448 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2449#if HAVE_SCROLLBARS
2450 if (scrollBar.win)
2451 {
2452 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2453 scrollBar.setIdle ();
2454 scrollbar_show (0);
2455 }
2456#endif
2457 }
2297 2458
2298 if (!(R->Options & Opt_transparent_all)) 2459 scr_clear ();
2299 i = 0; 2460 scr_touch (true);
2461 want_refresh = 1;
2462}
2463
2464/* ------------------------------------------------------------------------- */
2465void
2466rxvt_term::scr_clear (bool really) NOTHROW
2467{
2468 if (!mapped)
2469 return;
2470
2471 num_scr_allow = 0;
2472 want_refresh = 1;
2473
2474 if (really)
2475 XClearWindow (display->display, vt);
2476}
2477
2478void
2479rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2480{
2481 int view_end = view_start + nrow;
2482 int row, col;
2483
2484 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2485 {
2486 text_t *stp = ROW(row).t;
2487 rend_t *srp = ROW(row).r;
2488
2489 for (col = beg_col; col < end_col; col++)
2490 srp[col] ^= rstyle1;
2491
2492 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2493 srp[col] ^= rstyle2;
2494
2495 if (++col < end_col)
2496 srp[col] ^= rstyle2;
2497 }
2498}
2499
2500void
2501rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2502{
2503 int view_end = view_start + nrow;
2504 int row, col;
2505
2506 if (beg_row >= view_start)
2507 {
2508 col = beg_col;
2509 row = beg_row;
2510 }
2511 else
2512 {
2513 col = 0;
2514 row = view_start;
2515 }
2516
2517 for (; row < min (end_row, view_end); row++, col = 0)
2518 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2519 srp[col] ^= rstyle;
2520
2521 if (row == end_row)
2522 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2523 srp[col] ^= rstyle;
2524}
2525
2526/* ------------------------------------------------------------------------- */
2527void
2528rxvt_term::scr_reverse_selection () NOTHROW
2529{
2530 if (selection.op
2531 && current_screen == selection.screen
2532 && selection.end.row >= view_start)
2533 {
2534#if ENABLE_FRILLS
2535 if (selection.rect)
2536 scr_xor_rect (selection.beg.row, selection.beg.col,
2537 selection.end.row, selection.end.col,
2538 RS_RVid, RS_RVid | RS_Uline);
2300 else 2539 else
2301 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2302 for (; i--;)
2303 if (R->TermWin.parent[i] != None)
2304 XClearWindow(R->Xdisplay, R->TermWin.parent[i]);
2305 }
2306#endif 2540#endif
2307 XClearWindow(R->Xdisplay, R->TermWin.vt); 2541 scr_xor_span (selection.beg.row, selection.beg.col,
2308} 2542 selection.end.row, selection.end.col,
2309 2543 RS_RVid);
2310/* ------------------------------------------------------------------------- */
2311/* INTPROTO */
2312void
2313rxvt_scr_reverse_selection(pR)
2314{
2315 int i, col, row, end_row;
2316 rend_t *srp;
2317
2318 if (R->selection.op && R->current_screen == R->selection.screen) {
2319 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2320 i = R->selection.beg.row + R->TermWin.saveLines;
2321 row = R->selection.end.row + R->TermWin.saveLines;
2322 if (i >= end_row)
2323 col = R->selection.beg.col;
2324 else {
2325 col = 0;
2326 i = end_row;
2327 }
2328 end_row += R->TermWin.nrow;
2329 for (; i < row && i < end_row; i++, col = 0)
2330 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2331#ifndef OPTION_HC
2332 srp[col] ^= RS_RVid;
2333#else
2334 srp[col] ^= RS_Blink;
2335#endif
2336 if (i == row && i < end_row)
2337 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2338#ifndef OPTION_HC
2339 srp[col] ^= RS_RVid;
2340#else
2341 srp[col] ^= RS_Blink;
2342#endif
2343 } 2544 }
2344} 2545}
2345 2546
2346/* ------------------------------------------------------------------------- */ 2547/* ------------------------------------------------------------------------- */
2347/* 2548/*
2348 * Dump the whole scrollback and screen to the passed filedescriptor. The 2549 * Dump the whole scrollback and screen to the passed filedescriptor. The
2349 * invoking routine must close the fd. 2550 * invoking routine must close the fd.
2350 */ 2551 */
2351#if 0 2552#if 0
2352/* EXTPROTO */
2353void 2553void
2354rxvt_scr_dump(pR_ int fd) 2554rxvt_term::scr_dump (int fd) NOTHROW
2355{ 2555{
2356 int row, wrote; 2556 int row, wrote;
2357 unsigned int width, towrite; 2557 unsigned int width, towrite;
2358 char r1[] = "\n"; 2558 char r1[] = "\n";
2359 2559
2360 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2560 for (row = saveLines - nsaved;
2361 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2561 row < saveLines + nrow - 1; row++)
2362 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2562 {
2363 : R->TermWin.ncol; 2563 width = row_buf[row].l >= 0 ? row_buf[row].l
2564 : ncol;
2364 for (towrite = width; towrite; towrite -= wrote) { 2565 for (towrite = width; towrite; towrite -= wrote)
2566 {
2365 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2567 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2366 towrite); 2568 towrite);
2367 if (wrote < 0) 2569 if (wrote < 0)
2368 return; /* XXX: death, no report */ 2570 return; /* XXX: death, no report */
2369 } 2571 }
2370 if (R->screen.tlen[row] >= 0) 2572 if (row_buf[row].l >= 0)
2371 if (write(fd, r1, 1) <= 0) 2573 if (write (fd, r1, 1) <= 0)
2372 return; /* XXX: death, no report */ 2574 return; /* XXX: death, no report */
2373 } 2575 }
2374} 2576}
2375#endif 2577#endif
2376 2578
2377/* ------------------------------------------------------------------------- * 2579/* ------------------------------------------------------------------------- *
2378 * CHARACTER SELECTION * 2580 * CHARACTER SELECTION *
2379 * ------------------------------------------------------------------------- */ 2581 * ------------------------------------------------------------------------- */
2380
2381/*
2382 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2383 */
2384/* EXTPROTO */
2385void 2582void
2386rxvt_selection_check(pR_ int check_more) 2583rxvt_term::selection_check (int check_more) NOTHROW
2387{ 2584{
2388 row_col_t pos; 2585 row_col_t pos;
2389 2586
2390 if (!R->selection.op) 2587 if (!selection.op)
2391 return; 2588 return;
2392 2589
2393 pos.row = pos.col = 0; 2590 pos.row = pos.col = 0;
2394 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2591 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2395 || (R->selection.beg.row >= R->TermWin.nrow) 2592 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2396 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2593 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2397 || (R->selection.mark.row >= R->TermWin.nrow)
2398 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2399 || (R->selection.end.row >= R->TermWin.nrow)
2400 || (check_more == 1 2594 || (check_more == 1
2401 && R->current_screen == R->selection.screen 2595 && current_screen == selection.screen
2402 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2596 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2403 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2597 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2404 || (check_more == 2 2598 || (check_more == 2
2405 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2599 && ROWCOL_IS_BEFORE (selection.beg, pos)
2406 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2600 && ROWCOL_IS_AFTER (selection.end, pos))
2407 || (check_more == 3 2601 || (check_more == 3
2408 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2602 && ROWCOL_IS_AFTER (selection.end, pos))
2409 || (check_more == 4 /* screen width change */ 2603 || (check_more == 4 /* screen width change */
2410 && (R->selection.beg.row != R->selection.end.row 2604 && (selection.beg.row != selection.end.row
2411 || R->selection.end.col > R->TermWin.ncol))) 2605 || selection.end.col > ncol)))
2412 CLEAR_SELECTION(R); 2606 CLEAR_SELECTION ();
2413} 2607}
2414 2608
2415/* ------------------------------------------------------------------------- */ 2609/* ------------------------------------------------------------------------- */
2416/* 2610/*
2417 * Paste a selection direct to the command fd 2611 * Paste a selection direct to the command fd
2418 */ 2612 */
2419/* INTPROTO */
2420void 2613void
2421rxvt_PasteIt (pR_ const unsigned char *data, unsigned int nitems) 2614rxvt_term::paste (char *data, unsigned int len) NOTHROW
2422{ 2615{
2423 unsigned int i, j, n;
2424 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2425
2426 /* convert normal newline chars into common keyboard Return key sequence */ 2616 /* convert normal newline chars into common keyboard Return key sequence */
2427 for (i = 0; i < nitems; i += PROP_SIZE) 2617 for (unsigned int i = 0; i < len; i++)
2428 { 2618 if (data[i] == C0_LF)
2429 n = min (nitems - i, PROP_SIZE); 2619 data[i] = C0_CR;
2430 MEMCPY (ds, data + i, n);
2431 for (j = 0; j < n; j++)
2432 if (ds[j] == '\n')
2433 ds[j] = '\r';
2434 R->tt_write (ds, (int)n);
2435 }
2436 2620
2437 free(ds); 2621 tt_write (data, len);
2438} 2622}
2439 2623
2440/* ------------------------------------------------------------------------- */ 2624/* ------------------------------------------------------------------------- */
2441/* 2625/*
2442 * Respond to a notification that a primary selection has been sent 2626 * Respond to a notification that a primary selection has been sent
2443 * EXT: SelectionNotify 2627 * EXT: SelectionNotify
2444 */ 2628 */
2445/* EXTPROTO */ 2629void
2446int
2447rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2630rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2448{ 2631{
2449 long nread = 0;
2450 unsigned long bytes_after;
2451 XTextProperty ct;
2452#ifdef MULTICHAR_SET
2453 int dummy_count;
2454 char **cl;
2455#endif
2456
2457 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2458
2459 if (prop == None) { /* check for failed XConvertSelection */ 2632 if (prop == None) /* check for failed XConvertSelection */
2460#ifdef MULTICHAR_SET 2633 {
2461 if ((R->selection_type & Sel_CompoundText)) { 2634 if ((selection_type & Sel_CompoundText))
2635 {
2462 int selnum = R->selection_type & Sel_whereMask; 2636 int selnum = selection_type & Sel_whereMask;
2463 2637
2464 R->selection_type = 0; 2638 selection_type = 0;
2465 if (selnum != Sel_direct) 2639 if (selnum != Sel_direct)
2466 rxvt_selection_request_other(aR_ XA_STRING, selnum); 2640 selection_request_other (XA_STRING, selnum);
2641 }
2642
2643 if ((selection_type & Sel_UTF8String))
2467 } 2644 {
2468#endif 2645 int selnum = selection_type & Sel_whereMask;
2646
2647 selection_type = Sel_CompoundText;
2648 if (selnum != Sel_direct)
2649 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2650 else
2651 selection_type = 0;
2652 }
2653
2469 return 0; 2654 return;
2655 }
2656
2657 unsigned long bytes_after;
2658 XTextProperty ct;
2659
2660 if (XGetWindowProperty (display->display, win, prop,
2661 0, PROP_SIZE / 4,
2662 delete_prop, AnyPropertyType,
2663 &ct.encoding, &ct.format,
2664 &ct.nitems, &bytes_after,
2665 &ct.value) != Success)
2470 } 2666 {
2471 for (;;) { 2667 ct.value = 0;
2668 goto bailout;
2669 }
2670
2671 if (ct.encoding == None)
2672 goto bailout;
2673
2674 if (bytes_after)
2675 {
2676 // fetch and append remaining data
2677 XTextProperty ct2;
2678
2472 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2679 if (XGetWindowProperty (display->display, win, prop,
2473 (long)(PROP_SIZE / 4), delete_prop, 2680 ct.nitems / 4, (bytes_after + 3) / 4,
2681 delete_prop, AnyPropertyType,
2474 AnyPropertyType, &ct.encoding, &ct.format, 2682 &ct2.encoding, &ct2.format,
2475 &ct.nitems, &bytes_after, 2683 &ct2.nitems, &bytes_after,
2476 &ct.value) != Success) 2684 &ct2.value) != Success)
2477 break; 2685 goto bailout;
2478 if (ct.encoding == 0) { 2686
2479 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2687 // realloc should be compatible to XFree, here, and elsewhere, too
2480 break; 2688 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2689 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2690 ct.nitems += ct2.nitems;
2691
2692 XFree (ct2.value);
2693 }
2694
2695 if (ct.value == 0)
2696 goto bailout;
2697
2698 if (ct.encoding == xa[XA_INCR])
2699 {
2700 // INCR selection, start handshake
2701 if (!delete_prop)
2702 XDeleteProperty (display->display, win, prop);
2703
2704 selection_wait = Sel_incr;
2705 incr_buf_fill = 0;
2706 incr_ev.start (NOW + 10);
2707
2708 goto bailout;
2709 }
2710
2711 if (ct.nitems == 0)
2712 {
2713 if (selection_wait == Sel_incr)
2481 } 2714 {
2482 if (ct.value == NULL) { 2715 XFree (ct.value);
2483 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!")); 2716
2484 continue; 2717 // finally complete, now paste the whole thing
2718 selection_wait = Sel_normal;
2719 ct.value = (unsigned char *)incr_buf;
2720 ct.nitems = incr_buf_fill;
2721 incr_buf = 0;
2722 incr_buf_size = 0;
2723 incr_ev.stop ();
2724 }
2725 else
2485 } 2726 {
2486 if (ct.nitems == 0) {
2487 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2488 if (R->selection_wait == Sel_normal && nread == 0) { 2727 if (selection_wait == Sel_normal
2728 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2729 {
2489 /* 2730 /*
2490 * pass through again trying CUT_BUFFER0 if we've come from 2731 * pass through again trying CUT_BUFFER0 if we've come from
2491 * XConvertSelection() but nothing was presented 2732 * XConvertSelection () but nothing was presented
2492 */ 2733 */
2493 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2494 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2734 selection_paste (display->root, XA_CUT_BUFFER0, False);
2495 } 2735 }
2496 nread = -1; /* discount any previous stuff */ 2736
2497 break; 2737 goto bailout;
2738 }
2739 }
2740 else if (selection_wait == Sel_incr)
2741 {
2742 incr_ev.start (NOW + 10);
2743
2744 while (incr_buf_fill + ct.nitems > incr_buf_size)
2498 } 2745 {
2499 nread += ct.nitems; 2746 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2500#ifdef MULTICHAR_SET 2747 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2748 }
2749
2750 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2751 incr_buf_fill += ct.nitems;
2752
2753 goto bailout;
2754 }
2755
2756 char **cl;
2757 int cr;
2758
2759#if ENABLE_FRILLS
2760 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2761 // so recode it manually
2762 if (ct.encoding == xa[XA_UTF8_STRING])
2763 {
2764 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2765 char *s = rxvt_wcstombs (w);
2766 free (w);
2767 // TODO: strlen == only the first element will be converted. well...
2768 paste (s, strlen (s));
2769 free (s);
2770 }
2771 else
2772#endif
2501 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl, 2773 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2502 &dummy_count) == Success && cl) { 2774 && cl)
2503 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0])); 2775 {
2776 for (int i = 0; i < cr; i++)
2777 paste (cl[i], strlen (cl[i]));
2778
2504 XFreeStringList(cl); 2779 XFreeStringList (cl);
2505 } else 2780 }
2506#endif 2781 else
2507 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems); 2782 paste ((char *)ct.value, ct.nitems); // paste raw
2508 if (bytes_after == 0) 2783
2509 break; 2784bailout:
2510 XFree(ct.value); 2785 XFree (ct.value);
2511 } 2786
2512 if (ct.value)
2513 XFree(ct.value);
2514 if (R->selection_wait == Sel_normal) 2787 if (selection_wait == Sel_normal)
2515 R->selection_wait = Sel_none; 2788 selection_wait = Sel_none;
2516 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2517 return (int)nread;
2518} 2789}
2519 2790
2520/*
2521 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2522 */
2523/* EXTPROTO */
2524void 2791void
2792rxvt_term::incr_cb (time_watcher &w) NOTHROW
2793{
2794 selection_wait = Sel_none;
2795
2796 incr_buf_size = 0;
2797 free (incr_buf);
2798
2799 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2800}
2801
2802void
2525rxvt_selection_property(pR_ Window win, Atom prop) 2803rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2526{ 2804{
2527 int reget_time = 0; 2805 if (prop == None || selection_wait != Sel_incr)
2528
2529 if (prop == None)
2530 return; 2806 return;
2531 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2532 if (R->selection_wait == Sel_normal) {
2533 int a, afmt;
2534 Atom atype;
2535 unsigned long bytes_after, nitems;
2536 unsigned char *s = NULL;
2537 2807
2538 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2808 selection_paste (win, prop, true);
2539 R->xa[XA_INCR], &atype, &afmt, &nitems,
2540 &bytes_after, &s);
2541 if (s)
2542 XFree(s);
2543 if (a != Success)
2544 return;
2545#ifndef __CYGWIN32__
2546 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2547 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2548 XDeleteProperty(R->Xdisplay, win, prop);
2549 XFlush(R->Xdisplay);
2550 reget_time = 1;
2551 R->selection_wait = Sel_incr;
2552 }
2553#endif
2554 } else if (R->selection_wait == Sel_incr) {
2555 reget_time = 1;
2556 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2557 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2558 R->selection_wait = Sel_none;
2559 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2560 }
2561 }
2562 if (reget_time) { /* received more data so reget time */
2563 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2564 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2565 }
2566} 2809}
2810
2567/* ------------------------------------------------------------------------- */ 2811/* ------------------------------------------------------------------------- */
2568/* 2812/*
2569 * Request the current selection: 2813 * Request the current selection:
2570 * Order: > internal selection if available 2814 * Order: > internal selection if available
2571 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2815 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2572 * > CUT_BUFFER0 2816 * > CUT_BUFFER0
2573 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2817 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2574 * will auto fallback to CUT_BUFFER0 2818 * will auto fallback to CUT_BUFFER0
2575 * EXT: button 2 release 2819 * EXT: button 2 release
2576 */ 2820 */
2577/* EXTPROTO */
2578void 2821void
2579rxvt_selection_request(pR_ Time tm, int x, int y) 2822rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2580{ 2823{
2581 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2824 if (selection.text && selnum == Sel_Primary)
2582 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2825 { /* internal selection */
2583 return; /* outside window */ 2826 char *str = rxvt_wcstombs (selection.text, selection.len);
2584 2827 paste (str, strlen (str));
2585 if (R->selection.text != NULL) { /* internal selection */ 2828 free (str);
2586 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2587 rxvt_PasteIt(aR_ R->selection.text, R->selection.len);
2588 return; 2829 return;
2589 } else { 2830 }
2590 int i; 2831 else
2591 2832 {
2592 R->selection_request_time = tm; 2833 selection_request_time = tm;
2593 R->selection_wait = Sel_normal; 2834 selection_wait = Sel_normal;
2594 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2835
2595#ifdef MULTICHAR_SET 2836#if X_HAVE_UTF8_STRING
2596 R->selection_type = Sel_CompoundText; 2837 selection_type = Sel_UTF8String;
2838 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2839 return;
2597#else 2840#else
2598 R->selection_type = 0; 2841 selection_type = Sel_CompoundText;
2842 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2843 return;
2599#endif 2844#endif
2600 if (rxvt_selection_request_other(aR_
2601#ifdef MULTICHAR_SET
2602 R->xa[XA_COMPOUND_TEXT],
2603#else
2604 XA_STRING,
2605#endif
2606 i))
2607 return;
2608 }
2609 } 2845 }
2846
2610 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2847 selection_wait = Sel_none; /* don't loop in selection_paste () */
2611 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2612 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2848 selection_paste (display->root, XA_CUT_BUFFER0, false);
2613} 2849}
2614 2850
2615/* INTPROTO */
2616int 2851int
2617rxvt_selection_request_other(pR_ Atom target, int selnum) 2852rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2618{ 2853{
2619 Atom sel; 2854 Atom sel;
2620#ifdef DEBUG_SELECT
2621 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2622#endif
2623 2855
2624 R->selection_type |= selnum; 2856 selection_type |= selnum;
2857
2625 if (selnum == Sel_Primary) 2858 if (selnum == Sel_Primary)
2626 sel = XA_PRIMARY; 2859 sel = XA_PRIMARY;
2627 else if (selnum == Sel_Secondary) 2860 else if (selnum == Sel_Secondary)
2628 sel = XA_SECONDARY; 2861 sel = XA_SECONDARY;
2629 else 2862 else
2630 sel = R->xa[XA_CLIPBOARD]; 2863 sel = xa[XA_CLIPBOARD];
2864
2631 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2865 if (XGetSelectionOwner (display->display, sel) != None)
2632 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2866 {
2633 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2867 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2634 R->TermWin.vt, R->selection_request_time); 2868 vt, selection_request_time);
2635 return 1; 2869 return 1;
2636 } 2870 }
2871
2637 return 0; 2872 return 0;
2638} 2873}
2639 2874
2640/* ------------------------------------------------------------------------- */ 2875/* ------------------------------------------------------------------------- */
2641/* 2876/*
2642 * Clear all selected text 2877 * Clear all selected text
2643 * EXT: SelectionClear 2878 * EXT: SelectionClear
2644 */ 2879 */
2645/* EXTPROTO */
2646void 2880void
2647rxvt_selection_clear(pR) 2881rxvt_term::selection_clear () NOTHROW
2648{ 2882{
2649 D_SELECT((stderr, "rxvt_selection_clear()"));
2650
2651 R->want_refresh = 1; 2883 want_refresh = 1;
2652 if (R->selection.text)
2653 free(R->selection.text); 2884 free (selection.text);
2654 R->selection.text = NULL; 2885 selection.text = NULL;
2655 R->selection.len = 0; 2886 selection.len = 0;
2656 CLEAR_SELECTION(R); 2887 CLEAR_SELECTION ();
2888
2889 if (display->selection_owner == this)
2890 display->selection_owner = 0;
2657} 2891}
2658 2892
2659/* ------------------------------------------------------------------------- */ 2893/* ------------------------------------------------------------------------- */
2660/* 2894/*
2661 * Copy a selection into the cut buffer 2895 * Copy a selection into the cut buffer
2662 * EXT: button 1 or 3 release 2896 * EXT: button 1 or 3 release
2663 */ 2897 */
2664/* EXTPROTO */
2665void 2898void
2666rxvt_selection_make(pR_ Time tm) 2899rxvt_term::selection_make (Time tm)
2667{ 2900{
2668 int i, col, end_col, row, end_row; 2901 int i;
2669 unsigned char *new_selection_text; 2902 wchar_t *new_selection_text;
2670 char *str; 2903 text_t *t;
2671 text_t *t;
2672#ifdef ACS_ASCII
2673 rend_t *re;
2674#endif
2675 2904
2676 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2677 switch (R->selection.op) { 2905 switch (selection.op)
2906 {
2678 case SELECTION_CONT: 2907 case SELECTION_CONT:
2679 break; 2908 break;
2680 case SELECTION_INIT: 2909 case SELECTION_INIT:
2681 CLEAR_SELECTION(R); 2910 CLEAR_SELECTION ();
2682 /* FALLTHROUGH */ 2911 /* FALLTHROUGH */
2683 case SELECTION_BEGIN: 2912 case SELECTION_BEGIN:
2684 R->selection.op = SELECTION_DONE; 2913 selection.op = SELECTION_DONE;
2685 /* FALLTHROUGH */ 2914 /* FALLTHROUGH */
2686 default: 2915 default:
2687 return; 2916 return;
2688 } 2917 }
2918
2689 R->selection.op = SELECTION_DONE; 2919 selection.op = SELECTION_DONE;
2690 2920
2691 if (R->selection.clicks == 4) 2921 if (selection.clicks == 4)
2692 return; /* nothing selected, go away */ 2922 return; /* nothing selected, go away */
2693 2923
2924 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2925 return;
2926
2694 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2927 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2695 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2928 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2696 2929
2697 new_selection_text = (unsigned char *)str; 2930 int ofs = 0;
2931 int extra = 0;
2698 2932
2699 col = R->selection.beg.col; 2933 int col = selection.beg.col;
2700 MAX_IT(col, 0); 2934 int row = selection.beg.row;
2701 row = R->selection.beg.row + R->TermWin.saveLines;
2702 end_row = R->selection.end.row + R->TermWin.saveLines;
2703 2935
2936 int end_col;
2937
2704 for (; row <= end_row; row++, col = 0) 2938 for (; row <= selection.end.row; row++, col = 0)
2939 {
2940#if ENABLE_FRILLS
2941 if (selection.rect)
2705 { 2942 {
2706 t = &(R->screen.text[row][col]); 2943 col = selection.beg.col;
2707
2708 end_col = R->screen.tlen[row];
2709
2710 if (end_col == -1)
2711 end_col = R->TermWin.ncol; 2944 end_col = ncol + 1;
2945 }
2946 else
2947#endif
2948 end_col = ROW(row).l;
2712 2949
2950 col = max (col, 0);
2951
2713 if (row == end_row) 2952 if (row == selection.end.row
2953#if ENABLE_FRILLS
2954 || selection.rect
2955#endif
2956 )
2714 MIN_IT (end_col, R->selection.end.col); 2957 min_it (end_col, selection.end.col);
2715 2958
2959 t = ROW(row).t + col;
2960
2716 for (; col < end_col; col++) 2961 for (; col < end_col; col++)
2962 {
2717 if (*t == NOCHAR) 2963 if (*t == NOCHAR)
2718 t++; 2964 t++;
2965#if ENABLE_COMBINING
2966 else if (IS_COMPOSE (*t))
2967 {
2968 int len = rxvt_composite.expand (*t, 0);
2969
2970 extra -= (len - 1);
2971
2972 if (extra < 0)
2973 {
2974 extra += i;
2975 i += i;
2976 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
2977 }
2978
2979 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2980 }
2981#endif
2719 else 2982 else
2720 { 2983 new_selection_text[ofs++] = *t++;
2721 int len = wctomb (str, *t++);
2722 if (len > 0)
2723 str += len;
2724 }
2725
2726 if (R->screen.tlen[row] != -1 && row != end_row)
2727 *str++ = '\n';
2728 } 2984 }
2729 2985
2730#ifndef NO_OLD_SELECTION 2986#if ENABLE_FRILLS
2731 if (R->selection_style == OLD_SELECT) 2987 if (selection.rect)
2732 if (end_col == R->TermWin.ncol) 2988 {
2733 *str++ = '\n'; 2989 while (ofs
2990 && new_selection_text[ofs - 1] != C0_LF
2991 && unicode::is_space (new_selection_text[ofs - 1]))
2992 --ofs;
2993
2994 new_selection_text[ofs++] = C0_LF;
2995 }
2996 else
2734#endif 2997#endif
2735#ifndef NO_NEW_SELECTION 2998 if (!ROW(row).is_longer () && row != selection.end.row)
2736 if (R->selection_style != OLD_SELECT) 2999 new_selection_text[ofs++] = C0_LF;
3000 }
3001
2737 if (end_col != R->selection.end.col) 3002 if (end_col != selection.end.col)
2738 *str++ = '\n'; 3003 new_selection_text[ofs++] = C0_LF;
2739#endif
2740 *str = '\0';
2741 3004
2742 i = str - (char *)new_selection_text; 3005 new_selection_text[ofs] = 0;
3006
2743 if (i == 0) 3007 if (ofs == 0)
2744 { 3008 {
2745 free (new_selection_text); 3009 free (new_selection_text);
2746 return; 3010 return;
2747 } 3011 }
2748 3012
2749 // due to MB_MAX_CUR, selection wastage is usually high
2750 if (str - (char *)new_selection_text > 1024)
2751 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2752
2753 R->selection.len = i;
2754 if (R->selection.text)
2755 free (R->selection.text); 3013 free (selection.text);
2756 3014
2757 R->selection.text = new_selection_text; 3015 // we usually allocate much more than necessary, so realloc it smaller again
3016 selection.len = ofs;
3017 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2758 3018
2759 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3019 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2760 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3020 return;
2761 rxvt_print_error("can't get primary selection"); 3021
2762 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3022 selection_grab (tm);
2763 PropModeReplace, R->selection.text, (int)R->selection.len); 3023}
3024
3025bool
3026rxvt_term::selection_grab (Time tm) NOTHROW
3027{
2764 R->selection_time = tm; 3028 selection_time = tm;
2765 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3029
3030 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
3031 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
3032 {
3033 display->set_selection_owner (this);
3034 return true;
3035 }
3036 else
3037 {
3038 selection_clear ();
3039 return false;
3040 }
3041
3042#if 0
3043 XTextProperty ct;
3044
3045 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
3046 {
3047 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3048 XFree (ct.value);
3049 }
3050#endif
2766} 3051}
2767 3052
2768/* ------------------------------------------------------------------------- */ 3053/* ------------------------------------------------------------------------- */
2769/* 3054/*
2770 * Mark or select text based upon number of clicks: 1, 2, or 3 3055 * Mark or select text based upon number of clicks: 1, 2, or 3
2771 * EXT: button 1 press 3056 * EXT: button 1 press
2772 */ 3057 */
2773/* EXTPROTO */
2774void 3058void
2775rxvt_selection_click(pR_ int clicks, int x, int y) 3059rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2776{ 3060{
2777 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2778
2779 clicks = ((clicks - 1) % 3) + 1; 3061 clicks = ((clicks - 1) % 3) + 1;
2780 R->selection.clicks = clicks; /* save clicks so extend will work */ 3062 selection.clicks = clicks; /* save clicks so extend will work */
2781 3063
3064 if (clicks == 2 && !selection.rect
3065 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3066 {
3067 MEvent.clicks = 1; // what a mess
3068 selection.screen = current_screen;
3069 selection.op = SELECTION_CONT;
3070 return;
3071 }
3072
2782 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3073 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3074
2783 if (clicks == 2 || clicks == 3) 3075 if (clicks == 2 || clicks == 3)
2784 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3076 selection_extend_colrow (selection.mark.col,
2785 R->selection.mark.row 3077 selection.mark.row - view_start,
2786 + R->TermWin.view_start,
2787 0, /* button 3 */ 3078 0, /* button 3 */
2788 1, /* button press */ 3079 1, /* button press */
2789 0); /* click change */ 3080 0); /* click change */
2790} 3081}
2791 3082
2792/* ------------------------------------------------------------------------- */ 3083/* ------------------------------------------------------------------------- */
2793/* 3084/*
2794 * Mark a selection at the specified col/row 3085 * Mark a selection at the specified col/row
2795 */ 3086 */
2796/* INTPROTO */
2797void 3087void
2798rxvt_selection_start_colrow(pR_ int col, int row) 3088rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2799{ 3089{
2800 R->want_refresh = 1; 3090 want_refresh = 1;
3091
3092 selection.mark.row = row + view_start;
2801 R->selection.mark.col = col; 3093 selection.mark.col = col;
2802 R->selection.mark.row = row - R->TermWin.view_start; 3094
2803 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3095 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2804 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3096 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3097
3098 while (selection.mark.col > 0
3099 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2805 MAX_IT(R->selection.mark.col, 0); 3100 --selection.mark.col;
2806 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1); 3101
2807 3102 if (selection.op)
2808 if (R->selection.op) { /* clear the old selection */ 3103 { /* clear the old selection */
2809 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3104 selection.beg.row = selection.end.row = selection.mark.row;
2810 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3105 selection.beg.col = selection.end.col = selection.mark.col;
2811 } 3106 }
3107
2812 R->selection.op = SELECTION_INIT; 3108 selection.op = SELECTION_INIT;
2813 R->selection.screen = R->current_screen; 3109 selection.screen = current_screen;
2814} 3110}
2815 3111
2816/* ------------------------------------------------------------------------- */ 3112/* ------------------------------------------------------------------------- */
2817/* 3113/*
2818 * Word select: select text for 2 clicks 3114 * Word select: select text for 2 clicks
2819 * We now only find out the boundary in one direction 3115 * We now only find out the boundary in one direction
2820 */ 3116 */
2821 3117
2822/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3118/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2823#define DELIMIT_TEXT(x) \ 3119#define DELIMIT_TEXT(x) \
2824 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3120 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2825#ifdef MULTICHAR_SET
2826# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2827#else
2828# define DELIMIT_REND(x) 1 3121#define DELIMIT_REND(x) 1
2829#endif
2830 3122
2831/* INTPROTO */
2832void 3123void
2833rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3124rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2834{ 3125{
2835 int col, row, dirnadd, tcol, trow, w1, w2; 3126 int col, row, dirnadd, tcol, trow, w1, w2;
2836 row_col_t bound; 3127 row_col_t bound;
2837 text_t *stp; 3128 text_t *stp;
2838 rend_t *srp; 3129 rend_t *srp;
2839 3130
2840 if (dirn == UP) { 3131 if (dirn == UP)
2841 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3132 {
3133 bound.row = top_row - 1;
2842 bound.col = 0; 3134 bound.col = 0;
2843 dirnadd = -1; 3135 dirnadd = -1;
2844 } else { 3136 }
2845 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3137 else
3138 {
3139 bound.row = nrow;
2846 bound.col = R->TermWin.ncol - 1; 3140 bound.col = ncol - 1;
2847 dirnadd = 1; 3141 dirnadd = 1;
2848 } 3142 }
2849 row = mark->row + R->TermWin.saveLines; 3143
3144 row = mark->row;
2850 col = mark->col; 3145 col = max (mark->col, 0);
2851 MAX_IT(col, 0); 3146
2852/* find the edge of a word */ 3147 /* find the edge of a word */
2853 stp = &(R->screen.text[row][col]); 3148 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2854 w1 = DELIMIT_TEXT(*stp); 3149 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2855 3150
2856 if (R->selection_style != NEW_SELECT) { 3151 for (;;)
2857 if (w1 == 1) { 3152 {
3153 for (; col != bound.col; col += dirnadd)
3154 {
2858 stp += dirnadd; 3155 stp += dirnadd;
2859 if (DELIMIT_TEXT(*stp) == 1)
2860 goto Old_Word_Selection_You_Die;
2861 col += dirnadd;
2862 }
2863 w1 = 0;
2864 }
2865 srp = (&R->screen.rend[row][col]);
2866 w2 = DELIMIT_REND(*srp);
2867
2868 for (;;) {
2869 for (; col != bound.col; col += dirnadd) {
2870 stp += dirnadd; 3156 srp += dirnadd;
3157
3158 if (*stp == NOCHAR)
3159 continue;
3160
2871 if (DELIMIT_TEXT(*stp) != w1) 3161 if (DELIMIT_TEXT (*stp) != w1)
3162 break;
3163 if (DELIMIT_REND (*srp) != w2)
3164 break;
3165 }
3166
3167 if ((col == bound.col) && (row != bound.row))
3168 {
3169 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3170 {
3171 trow = row + dirnadd;
3172 tcol = dirn == UP ? ncol - 1 : 0;
3173
3174 if (!ROW(trow).t)
2872 break; 3175 break;
2873 srp += dirnadd; 3176
2874 if (DELIMIT_REND(*srp) != w2) 3177 stp = ROW(trow).t + tcol;
3178 srp = ROW(trow).r + tcol;
3179
3180 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2875 break; 3181 break;
2876 } 3182
2877 if ((col == bound.col) && (row != bound.row)) {
2878 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2879 trow = row + dirnadd;
2880 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2881 if (R->screen.text[trow] == NULL)
2882 break;
2883 stp = &(R->screen.text[trow][tcol]);
2884 srp = &(R->screen.rend[trow][tcol]);
2885 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2886 break;
2887 row = trow; 3183 row = trow;
2888 col = tcol; 3184 col = tcol;
2889 continue; 3185 continue;
2890 } 3186 }
2891 } 3187 }
2892 break; 3188 break;
2893 } 3189 }
2894 Old_Word_Selection_You_Die:
2895 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));
2896 3190
2897 if (dirn == DN) 3191 if (dirn == DN)
2898 col++; /* put us on one past the end */ 3192 col++; /* put us on one past the end */
2899 3193
2900/* Poke the values back in */ 3194 /* Poke the values back in */
2901 ret->row = row - R->TermWin.saveLines; 3195 ret->row = row;
2902 ret->col = col; 3196 ret->col = col;
2903} 3197}
2904 3198
2905/* ------------------------------------------------------------------------- */ 3199/* ------------------------------------------------------------------------- */
2906/* 3200/*
2907 * Extend the selection to the specified x/y pixel location 3201 * Extend the selection to the specified x/y pixel location
2908 * EXT: button 3 press; button 1 or 3 drag 3202 * EXT: button 3 press; button 1 or 3 drag
2909 * flag == 0 ==> button 1 3203 * flag == 0 ==> button 1
2910 * flag == 1 ==> button 3 press 3204 * flag == 1 ==> button 3 press
2911 * flag == 2 ==> button 3 motion 3205 * flag == 2 ==> button 3 motion
2912 */ 3206 */
2913/* EXTPROTO */
2914void 3207void
2915rxvt_selection_extend(pR_ int x, int y, int flag) 3208rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2916{ 3209{
2917 int col, row; 3210 int col = clamp (Pixel2Col (x), 0, ncol);
3211 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2918 3212
2919 col = Pixel2Col(x); 3213 /*
2920 row = Pixel2Row(y);
2921 MAX_IT(row, 0);
2922 MIN_IT(row, (int)R->TermWin.nrow - 1);
2923 MAX_IT(col, 0);
2924 MIN_IT(col, (int)R->TermWin.ncol);
2925#ifndef NO_NEW_SELECTION
2926/*
2927 * If we're selecting characters (single click) then we must check first 3214 * If we're selecting characters (single click) then we must check first
2928 * if we are at the same place as the original mark. If we are then 3215 * if we are at the same place as the original mark. If we are then
2929 * select nothing. Otherwise, if we're to the right of the mark, you have to 3216 * select nothing. Otherwise, if we're to the right of the mark, you have to
2930 * be _past_ a character for it to be selected. 3217 * be _past_ a character for it to be selected.
2931 */ 3218 */
2932 if (R->selection_style != OLD_SELECT) {
2933 if (((R->selection.clicks % 3) == 1) && !flag 3219 if (((selection.clicks % 3) == 1) && !flag
2934 && (col == R->selection.mark.col 3220 && (col == selection.mark.col
2935 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3221 && (row == selection.mark.row - view_start)))
3222 {
2936 /* select nothing */ 3223 /* select nothing */
2937 R->selection.beg.row = R->selection.end.row = 0; 3224 selection.beg.row = selection.end.row = 0;
2938 R->selection.beg.col = R->selection.end.col = 0; 3225 selection.beg.col = selection.end.col = 0;
2939 R->selection.clicks = 4; 3226 selection.clicks = 4;
2940 R->want_refresh = 1; 3227 want_refresh = 1;
2941 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2942 return; 3228 return;
2943 }
2944 } 3229 }
2945#endif 3230
2946 if (R->selection.clicks == 4) 3231 if (selection.clicks == 4)
2947 R->selection.clicks = 1; 3232 selection.clicks = 1;
3233
2948 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3234 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2949 flag == 1 ? 1 : 0, /* ? button press */ 3235 flag == 1 ? 1 : 0, /* ? button press */
2950 0); /* no click change */ 3236 0); /* no click change */
2951} 3237}
2952 3238
2953/* ------------------------------------------------------------------------- */ 3239/* ------------------------------------------------------------------------- */
2954/* 3240/*
2955 * Extend the selection to the specified col/row 3241 * Extend the selection to the specified col/row
2956 */ 3242 */
2957/* INTPROTO */
2958void 3243void
2959rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3244rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2960{ 3245{
2961 int16_t ncol = R->TermWin.ncol;
2962 int end_col;
2963 row_col_t pos; 3246 row_col_t pos;
2964 enum { 3247 enum {
2965 LEFT, RIGHT 3248 LEFT, RIGHT
2966 } closeto = RIGHT; 3249 } closeto = RIGHT;
2967 3250
2968 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));
2969 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));
2970
2971 R->want_refresh = 1; 3251 want_refresh = 1;
3252
2972 switch (R->selection.op) { 3253 switch (selection.op)
3254 {
2973 case SELECTION_INIT: 3255 case SELECTION_INIT:
2974 CLEAR_SELECTION(R); 3256 CLEAR_SELECTION ();
2975 R->selection.op = SELECTION_BEGIN; 3257 selection.op = SELECTION_BEGIN;
2976 /* FALLTHROUGH */ 3258 /* FALLTHROUGH */
2977 case SELECTION_BEGIN: 3259 case SELECTION_BEGIN:
2978 if (row != R->selection.mark.row || col != R->selection.mark.col 3260 if (row != selection.mark.row || col != selection.mark.col
2979 || (!button3 && buttonpress)) 3261 || (!button3 && buttonpress))
2980 R->selection.op = SELECTION_CONT; 3262 selection.op = SELECTION_CONT;
2981 break; 3263 break;
2982 case SELECTION_DONE: 3264 case SELECTION_DONE:
2983 R->selection.op = SELECTION_CONT; 3265 selection.op = SELECTION_CONT;
2984 /* FALLTHROUGH */ 3266 /* FALLTHROUGH */
2985 case SELECTION_CONT: 3267 case SELECTION_CONT:
2986 break; 3268 break;
2987 case SELECTION_CLEAR: 3269 case SELECTION_CLEAR:
2988 rxvt_selection_start_colrow(aR_ col, row); 3270 selection_start_colrow (col, row);
2989 /* FALLTHROUGH */ 3271 /* FALLTHROUGH */
2990 default: 3272 default:
2991 return; 3273 return;
2992 } 3274 }
3275
2993 if (R->selection.beg.col == R->selection.end.col 3276 if (selection.beg.col == selection.end.col
2994 && R->selection.beg.col != R->selection.mark.col 3277 && selection.beg.col != selection.mark.col
2995 && R->selection.beg.row == R->selection.end.row 3278 && selection.beg.row == selection.end.row
2996 && R->selection.beg.row != R->selection.mark.row) { 3279 && selection.beg.row != selection.mark.row)
3280 {
2997 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3281 selection.beg.col = selection.end.col = selection.mark.col;
2998 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3282 selection.beg.row = selection.end.row = selection.mark.row;
2999 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));
3000 } 3283 }
3001 3284
3002 pos.col = col; 3285 pos.col = col;
3003 pos.row = row; 3286 pos.row = view_start + row;
3004 3287
3005 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3288 /*
3006 3289 * This is mainly xterm style selection with a couple of differences, mainly
3007#ifndef NO_OLD_SELECTION 3290 * in the way button3 drag extension works.
3008/* 3291 * We're either doing: button1 drag; button3 press; or button3 drag
3009 * This mimics some of the selection behaviour of version 2.20 and before. 3292 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3010 * There are no ``selection modes'', button3 is always character extension. 3293 * is always at the left/right edge of the selection.
3011 * Note: button3 drag is always available, c.f. v2.20 3294 * b) button3 press: extend/contract character/word/line at whichever edge of
3012 * Selection always terminates (left or right as appropriate) at the mark. 3295 * the selection we are closest to.
3296 * c) button3 drag : extend/contract character/word/line - we select around
3297 * a point/word/line which is either the start or end of the selection
3298 * and it was decided by whichever point/word/line was `fixed' at the
3299 * time of the most recent button3 press
3013 */ 3300 */
3014 if (R->selection_style == OLD_SELECT) { 3301 if (button3 && buttonpress)
3015 if (R->selection.clicks == 1 || button3) { 3302 { /* button3 press */
3016 if (R->hate_those_clicks) { 3303 /*
3017 R->hate_those_clicks = 0; 3304 * first determine which edge of the selection we are closest to
3018 if (R->selection.clicks == 1) { 3305 */
3019 R->selection.beg.row = R->selection.mark.row; 3306 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3020 R->selection.beg.col = R->selection.mark.col; 3307 || (!ROWCOL_IS_AFTER (pos, selection.end)
3021 } else { 3308 && (((pos.col - selection.beg.col)
3309 + ((pos.row - selection.beg.row) * ncol))
3310 < ((selection.end.col - pos.col)
3311 + ((selection.end.row - pos.row) * ncol)))))
3312 closeto = LEFT;
3313
3314 if (closeto == LEFT)
3315 {
3316 selection.beg.row = pos.row;
3317 selection.beg.col = pos.col;
3318 selection.mark.row = selection.end.row;
3319 selection.mark.col = selection.end.col - (selection.clicks == 2);
3320 }
3321 else
3322 {
3323 selection.end.row = pos.row;
3324 selection.end.col = pos.col;
3022 R->selection.mark.row = R->selection.beg.row; 3325 selection.mark.row = selection.beg.row;
3023 R->selection.mark.col = R->selection.beg.col; 3326 selection.mark.col = selection.beg.col;
3327 }
3328 }
3329 else
3330 { /* button1 drag or button3 drag */
3331 if (ROWCOL_IS_AFTER (selection.mark, pos))
3332 {
3333 if (selection.mark.row == selection.end.row
3334 && selection.mark.col == selection.end.col
3335 && clickchange
3336 && selection.clicks == 2)
3337 selection.mark.col--;
3338
3339 selection.beg.row = pos.row;
3340 selection.beg.col = pos.col;
3341 selection.end.row = selection.mark.row;
3342 selection.end.col = selection.mark.col + (selection.clicks == 2);
3343 }
3344 else
3345 {
3346 selection.beg.row = selection.mark.row;
3347 selection.beg.col = selection.mark.col;
3348 selection.end.row = pos.row;
3349 selection.end.col = pos.col;
3350 }
3351 }
3352
3353 if (selection.clicks == 1)
3354 {
3355 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3356 && !ROW(selection.beg.row).is_longer ()
3357#if ENABLE_FRILLS
3358 && !selection.rect
3359#endif
3360 )
3361 selection.beg.col = ncol;
3362
3363 if (
3364 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3365 && !ROW(selection.end.row).is_longer ()
3366#if ENABLE_FRILLS
3367 && !selection.rect
3368#endif
3369 )
3370 selection.end.col = ncol;
3371 }
3372 else if (selection.clicks == 2)
3373 {
3374 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3375 selection.end.col--;
3376
3377 selection_delimit_word (UP, &selection.beg, &selection.beg);
3378 selection_delimit_word (DN, &selection.end, &selection.end);
3379 }
3380 else if (selection.clicks == 3)
3381 {
3382#if ENABLE_FRILLS
3383 if (OPTION (Opt_tripleclickwords))
3384 {
3385 selection_delimit_word (UP, &selection.beg, &selection.beg);
3386
3387 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3388 {
3389 if (!ROW(end_row).is_longer ())
3390 {
3391 selection.end.row = end_row;
3392 selection.end.col = ROW(end_row).l;
3393 selection_remove_trailing_spaces ();
3394 break;
3024 } 3395 }
3025 } 3396 }
3026 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3027 R->selection.end.row = R->selection.mark.row;
3028 R->selection.end.col = R->selection.mark.col + 1;
3029 R->selection.beg.row = pos.row;
3030 R->selection.beg.col = pos.col;
3031 } else {
3032 R->selection.beg.row = R->selection.mark.row;
3033 R->selection.beg.col = R->selection.mark.col;
3034 R->selection.end.row = pos.row;
3035 R->selection.end.col = pos.col + 1;
3036 } 3397 }
3037 } else if (R->selection.clicks == 2) { 3398 else
3038 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3399#endif
3039 &(R->selection.beg)); 3400 {
3040 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3401 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3041 &(R->selection.end)); 3402 selection.mark.col++;
3042 R->hate_those_clicks = 1; 3403
3043 } else if (R->selection.clicks == 3) {
3044 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3045 R->selection.beg.col = 0; 3404 selection.beg.col = 0;
3046 R->selection.end.col = ncol; 3405 selection.end.col = ncol;
3047 R->hate_those_clicks = 1; 3406
3048 } 3407 // select a complete logical line
3049 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)); 3408 while (selection.beg.row > -saveLines
3050 return; 3409 && ROW(selection.beg.row - 1).is_longer ())
3051 } 3410 selection.beg.row--;
3052#endif /* ! NO_OLD_SELECTION */ 3411
3053#ifndef NO_NEW_SELECTION 3412 while (selection.end.row < nrow
3054/* selection_style must not be OLD_SELECT to get here */ 3413 && ROW(selection.end.row).is_longer ())
3055/* 3414 selection.end.row++;
3056 * This is mainly xterm style selection with a couple of differences, mainly
3057 * in the way button3 drag extension works.
3058 * We're either doing: button1 drag; button3 press; or button3 drag
3059 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3060 * is always at the left/right edge of the R->selection.
3061 * b) button3 press: extend/contract character/word/line at whichever edge of
3062 * the selection we are closest to.
3063 * c) button3 drag : extend/contract character/word/line - we select around
3064 * a point/word/line which is either the start or end of the selection
3065 * and it was decided by whichever point/word/line was `fixed' at the
3066 * time of the most recent button3 press
3067 */
3068 if (button3 && buttonpress) { /* button3 press */
3069 /* 3415 }
3070 * first determine which edge of the selection we are closest to 3416 }
3071 */ 3417
3072 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3418 if (button3 && buttonpress)
3073 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3419 { /* mark may need to be changed */
3074 && (((pos.col - R->selection.beg.col)
3075 + ((pos.row - R->selection.beg.row) * ncol))
3076 < ((R->selection.end.col - pos.col)
3077 + ((R->selection.end.row - pos.row) * ncol)))))
3078 closeto = LEFT;
3079 if (closeto == LEFT) { 3420 if (closeto == LEFT)
3080 R->selection.beg.row = pos.row; 3421 {
3081 R->selection.beg.col = pos.col;
3082 R->selection.mark.row = R->selection.end.row; 3422 selection.mark.row = selection.end.row;
3083 R->selection.mark.col = R->selection.end.col 3423 selection.mark.col = selection.end.col - (selection.clicks == 2);
3084 - (R->selection.clicks == 2); 3424 }
3085 } else { 3425 else
3086 R->selection.end.row = pos.row; 3426 {
3087 R->selection.end.col = pos.col;
3088 R->selection.mark.row = R->selection.beg.row; 3427 selection.mark.row = selection.beg.row;
3089 R->selection.mark.col = R->selection.beg.col; 3428 selection.mark.col = selection.beg.col;
3090 }
3091 } else { /* button1 drag or button3 drag */
3092 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3093 if ((R->selection.mark.row == R->selection.end.row)
3094 && (R->selection.mark.col == R->selection.end.col)
3095 && clickchange && R->selection.clicks == 2)
3096 R->selection.mark.col--;
3097 R->selection.beg.row = pos.row;
3098 R->selection.beg.col = pos.col;
3099 R->selection.end.row = R->selection.mark.row;
3100 R->selection.end.col = R->selection.mark.col
3101 + (R->selection.clicks == 2);
3102 } else {
3103 R->selection.beg.row = R->selection.mark.row;
3104 R->selection.beg.col = R->selection.mark.col;
3105 R->selection.end.row = pos.row;
3106 R->selection.end.col = pos.col;
3107 }
3108 }
3109
3110 if (R->selection.clicks == 1) {
3111 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3112 if (end_col != -1 && R->selection.beg.col > end_col) {
3113#if 1
3114 R->selection.beg.col = ncol;
3115#else
3116 if (R->selection.beg.row != R->selection.end.row)
3117 R->selection.beg.col = ncol;
3118 else
3119 R->selection.beg.col = R->selection.mark.col;
3120#endif
3121 }
3122 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3123 if (end_col != -1 && R->selection.end.col > end_col)
3124 R->selection.end.col = ncol;
3125
3126 } else if (R->selection.clicks == 2) {
3127 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3128 R->selection.end.col--;
3129 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3130 &(R->selection.beg));
3131 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3132 &(R->selection.end));
3133 } else if (R->selection.clicks == 3) {
3134#ifndef NO_FRILLS
3135 if ((R->Options & Opt_tripleclickwords)) {
3136 int end_row;
3137
3138 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3139 &(R->selection.beg));
3140 end_row = R->screen.tlen[R->selection.mark.row
3141 + R->TermWin.saveLines];
3142 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3143 end_row++) {
3144 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3145 if (end_col != -1) {
3146 R->selection.end.row = end_row;
3147 R->selection.end.col = end_col;
3148 rxvt_selection_remove_trailing_spaces(aR);
3149 break;
3150 }
3151 }
3152 } else
3153#endif
3154 { 3429 }
3155 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3156 R->selection.mark.col++;
3157 R->selection.beg.col = 0;
3158 R->selection.end.col = ncol;
3159 }
3160 } 3430 }
3161 if (button3 && buttonpress) { /* mark may need to be changed */
3162 if (closeto == LEFT) {
3163 R->selection.mark.row = R->selection.end.row;
3164 R->selection.mark.col = R->selection.end.col
3165 - (R->selection.clicks == 2);
3166 } else {
3167 R->selection.mark.row = R->selection.beg.row;
3168 R->selection.mark.col = R->selection.beg.col;
3169 }
3170 }
3171 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));
3172#endif /* ! NO_NEW_SELECTION */
3173}
3174 3431
3175#ifndef NO_FRILLS 3432#if ENABLE_FRILLS
3176/* INTPROTO */ 3433 if (selection.rect && selection.beg.col > selection.end.col)
3434 ::swap (selection.beg.col, selection.end.col);
3435#endif
3436}
3437
3438#if ENABLE_FRILLS
3177void 3439void
3178rxvt_selection_remove_trailing_spaces(pR) 3440rxvt_term::selection_remove_trailing_spaces () NOTHROW
3179{ 3441{
3180 int32_t end_col, end_row; 3442 int32_t end_col, end_row;
3181 text_t *stp; 3443 text_t *stp;
3182 3444
3183 end_col = R->selection.end.col; 3445 end_col = selection.end.col;
3184 end_row = R->selection.end.row; 3446 end_row = selection.end.row;
3447
3185 for ( ; end_row >= R->selection.beg.row; ) { 3448 for (; end_row >= selection.beg.row; )
3186 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3449 {
3450 stp = ROW(end_row).t;
3451
3187 while (--end_col >= 0) { 3452 while (--end_col >= 0)
3188 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3189 break;
3190 } 3453 {
3191 if (end_col >= 0 3454 if (stp[end_col] != NOCHAR
3192 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3455 && !unicode::is_space (stp[end_col]))
3193 R->selection.end.col = end_col + 1;
3194 R->selection.end.row = end_row;
3195 break; 3456 break;
3196 } 3457 }
3458
3459 if (end_col >= 0
3460 || !ROW(end_row - 1).is_longer ())
3461 {
3462 selection.end.col = end_col + 1;
3463 selection.end.row = end_row;
3464 break;
3465 }
3466
3197 end_row--; 3467 end_row--;
3198 end_col = R->TermWin.ncol; 3468 end_col = ncol;
3199 } 3469 }
3470
3200 if (R->selection.mark.row > R->selection.end.row) { 3471 if (selection.mark.row > selection.end.row)
3472 {
3201 R->selection.mark.row = R->selection.end.row; 3473 selection.mark.row = selection.end.row;
3202 R->selection.mark.col = R->selection.end.col; 3474 selection.mark.col = selection.end.col;
3475 }
3203 } else if (R->selection.mark.row == R->selection.end.row 3476 else if (selection.mark.row == selection.end.row
3204 && R->selection.mark.col > R->selection.end.col) 3477 && selection.mark.col > selection.end.col)
3205 R->selection.mark.col = R->selection.end.col; 3478 selection.mark.col = selection.end.col;
3206} 3479}
3207#endif 3480#endif
3208 3481
3209/* ------------------------------------------------------------------------- */ 3482/* ------------------------------------------------------------------------- */
3210/* 3483/*
3211 * Double click on button 3 when already selected 3484 * Double click on button 3 when already selected
3212 * EXT: button 3 double click 3485 * EXT: button 3 double click
3213 */ 3486 */
3214/* EXTPROTO */
3215void 3487void
3216rxvt_selection_rotate(pR_ int x, int y) 3488rxvt_term::selection_rotate (int x, int y) NOTHROW
3217{ 3489{
3218 R->selection.clicks = R->selection.clicks % 3 + 1; 3490 selection.clicks = selection.clicks % 3 + 1;
3219 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3491 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3220} 3492}
3221
3222/* ------------------------------------------------------------------------- */
3223/*
3224 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3225 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3226 * the X11 protocol.
3227 */
3228typedef CARD32 Atom32;
3229 3493
3230/* ------------------------------------------------------------------------- */ 3494/* ------------------------------------------------------------------------- */
3231/* 3495/*
3232 * Respond to a request for our current selection 3496 * Respond to a request for our current selection
3233 * EXT: SelectionRequest 3497 * EXT: SelectionRequest
3234 */ 3498 */
3235/* EXTPROTO */
3236void 3499void
3237rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3500rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3238{ 3501{
3239 XSelectionEvent ev; 3502 XSelectionEvent ev;
3240#ifdef USE_XIM 3503 dDisp;
3504
3505 ev.type = SelectionNotify;
3506 ev.property = None;
3507 ev.display = rq.display;
3508 ev.requestor = rq.requestor;
3509 ev.selection = rq.selection;
3510 ev.target = rq.target;
3511 ev.time = rq.time;
3512
3513 if (rq.target == xa[XA_TARGETS])
3514 {
3241 Atom32 target_list[4]; 3515 Atom target_list[6];
3516 Atom *target = target_list;
3517
3518 *target++ = xa[XA_TARGETS];
3519 *target++ = xa[XA_TIMESTAMP];
3520 *target++ = XA_STRING;
3521 *target++ = xa[XA_TEXT];
3522 *target++ = xa[XA_COMPOUND_TEXT];
3523#if X_HAVE_UTF8_STRING
3524 *target++ = xa[XA_UTF8_STRING];
3525#endif
3526
3527 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3528 32, PropModeReplace,
3529 (unsigned char *)target_list, target - target_list);
3530 ev.property = rq.property;
3531 }
3532#if TODO // TODO
3533 else if (rq.target == xa[XA_MULTIPLE])
3534 {
3535 /* TODO: Handle MULTIPLE */
3536 }
3537#endif
3538 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3539 {
3540 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3541 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3542 ev.property = rq.property;
3543 }
3544 else if (rq.target == XA_STRING
3545 || rq.target == xa[XA_TEXT]
3546 || rq.target == xa[XA_COMPOUND_TEXT]
3547 || rq.target == xa[XA_UTF8_STRING]
3548 )
3549 {
3550 XTextProperty ct;
3551 Atom target = rq.target;
3552 short freect = 0;
3553 int selectlen;
3554 wchar_t *cl;
3555 enum {
3556 enc_string = XStringStyle,
3557 enc_text = XStdICCTextStyle,
3558 enc_compound_text = XCompoundTextStyle,
3559#ifdef X_HAVE_UTF8_STRING
3560 enc_utf8 = XUTF8StringStyle,
3242#else 3561#else
3243 Atom32 target_list[3]; 3562 enc_utf8 = -1,
3244#endif 3563#endif
3245 Atom target; 3564 } style;
3246 XTextProperty ct;
3247 XICCEncodingStyle style;
3248 char *cl[2], dummy[1];
3249 3565
3250 ev.type = SelectionNotify;
3251 ev.property = None;
3252 ev.display = rq->display;
3253 ev.requestor = rq->requestor;
3254 ev.selection = rq->selection;
3255 ev.target = rq->target;
3256 ev.time = rq->time;
3257
3258 if (rq->target == R->xa[XA_TARGETS]) {
3259 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3260 target_list[1] = (Atom32) XA_STRING;
3261 target_list[2] = (Atom32) R->xa[XA_TEXT];
3262#ifdef USE_XIM
3263 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3264#endif
3265 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3266 (8 * sizeof(target_list[0])), PropModeReplace,
3267 (unsigned char *)target_list,
3268 (sizeof(target_list) / sizeof(target_list[0])));
3269 ev.property = rq->property;
3270 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3271 /* TODO: Handle MULTIPLE */
3272 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3273 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3274 (8 * sizeof(Time)), PropModeReplace,
3275 (unsigned char *)&R->selection_time, 1);
3276 ev.property = rq->property;
3277 } else if (rq->target == XA_STRING
3278 || rq->target == R->xa[XA_COMPOUND_TEXT]
3279 || rq->target == R->xa[XA_TEXT]) {
3280#ifdef USE_XIM
3281 short freect = 0;
3282#endif
3283 int selectlen;
3284
3285#ifdef USE_XIM
3286 if (rq->target != XA_STRING) { 3566 if (target == XA_STRING)
3567 // we actually don't do XA_STRING, but who cares, as i18n clients
3568 // will ask for another format anyways.
3569 style = enc_string;
3570 else if (target == xa[XA_TEXT])
3571 style = enc_text;
3572 else if (target == xa[XA_COMPOUND_TEXT])
3573 style = enc_compound_text;
3574#if ENABLE_FRILLS
3575 else if (target == xa[XA_UTF8_STRING])
3576 style = enc_utf8;
3577#endif
3578 else
3579 {
3287 target = R->xa[XA_COMPOUND_TEXT]; 3580 target = xa[XA_COMPOUND_TEXT];
3288 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3581 style = enc_compound_text;
3289 ? XCompoundTextStyle : XStdICCTextStyle;
3290 } else
3291#endif
3292 { 3582 }
3293 target = XA_STRING; 3583
3294 style = XStringStyle; 3584 if (selection.text)
3295 } 3585 {
3296 if (R->selection.text) {
3297 cl[0] = (char *)R->selection.text; 3586 cl = selection.text;
3298 selectlen = R->selection.len; 3587 selectlen = selection.len;
3588 }
3299 } else { 3589 else
3300 cl[0] = dummy; 3590 {
3301 *dummy = '\0'; 3591 cl = L"";
3302 selectlen = 0; 3592 selectlen = 0;
3593 }
3594
3595#if ENABLE_FRILLS
3596 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3597 // so recode it manually
3598 if (style == enc_utf8)
3303 } 3599 {
3304#ifdef USE_XIM
3305 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3306 == Success) /* if we failed to convert then send it raw */
3307 freect = 1; 3600 freect = 1;
3601 ct.encoding = target;
3602 ct.format = 8;
3603 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3604 ct.nitems = strlen ((char *)ct.value);
3605 }
3308 else 3606 else
3309#endif 3607#endif
3608 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3609 freect = 1;
3610 else
3310 { 3611 {
3612 /* if we failed to convert then send it raw */
3311 ct.value = (unsigned char *)cl[0]; 3613 ct.value = (unsigned char *)cl;
3312 ct.nitems = selectlen; 3614 ct.nitems = selectlen;
3615 ct.encoding = target;
3313 } 3616 }
3617
3314 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3618 XChangeProperty (disp, rq.requestor, rq.property,
3315 target, 8, PropModeReplace, 3619 ct.encoding, 8, PropModeReplace,
3316 ct.value, (int)ct.nitems); 3620 ct.value, (int)ct.nitems);
3317 ev.property = rq->property; 3621 ev.property = rq.property;
3318#ifdef USE_XIM 3622
3319 if (freect) 3623 if (freect)
3320 XFree(ct.value); 3624 XFree (ct.value);
3321#endif
3322 } 3625 }
3626
3323 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3627 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3324} 3628}
3325 3629
3326/* ------------------------------------------------------------------------- * 3630/* ------------------------------------------------------------------------- *
3327 * MOUSE ROUTINES * 3631 * MOUSE ROUTINES *
3328 * ------------------------------------------------------------------------- */ 3632 * ------------------------------------------------------------------------- */
3329 3633
3330/* 3634/*
3331 * return col/row values corresponding to x/y pixel values 3635 * return col/row values corresponding to x/y pixel values
3332 */ 3636 */
3333/* EXTPROTO */
3334void 3637void
3335rxvt_pixel_position(pR_ int *x, int *y) 3638rxvt_term::pixel_position (int *x, int *y) NOTHROW
3336{ 3639{
3337 *x = Pixel2Col(*x); 3640 *x = Pixel2Col (*x);
3338/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */ 3641 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3339 *y = Pixel2Row(*y); 3642 *y = Pixel2Row (*y);
3340/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */ 3643 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3341} 3644}
3645
3342/* ------------------------------------------------------------------------- */ 3646/* ------------------------------------------------------------------------- */
3343#ifdef USE_XIM 3647#ifdef USE_XIM
3344/* EXTPROTO */
3345void 3648void
3346rxvt_setPosition(pR_ XPoint *pos) 3649rxvt_term::im_set_position (XPoint &pos) NOTHROW
3347{ 3650{
3348 XWindowAttributes xwa; 3651 XWindowAttributes xwa;
3349 3652
3350 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa); 3653 XGetWindowAttributes (display->display, vt, &xwa);
3351 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x; 3654
3352 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y 3655 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3353 - R->TermWin.lineSpace; 3656 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3354} 3657}
3355#endif 3658#endif
3356/* ------------------------------------------------------------------------- */ 3659
3357 3660#if ENABLE_OVERLAY
3661void
3662rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3663{
3664 if (nrow < 1 || ncol < 1)
3665 return;
3666
3667 want_refresh = 1;
3668
3669 scr_overlay_off ();
3670
3671 if (x < 0) x = ncol - w;
3672 if (y < 0) y = nrow - h;
3673
3674 // make space for border
3675 w += 2; min_it (w, ncol);
3676 h += 2; min_it (h, nrow);
3677
3678 x -= 1; clamp_it (x, 0, ncol - w);
3679 y -= 1; clamp_it (y, 0, nrow - h);
3680
3681 ov_x = x; ov_y = y;
3682 ov_w = w; ov_h = h;
3683
3684 ov_text = new text_t *[h];
3685 ov_rend = new rend_t *[h];
3686
3687 for (y = 0; y < h; y++)
3688 {
3689 text_t *tp = ov_text[y] = new text_t[w];
3690 rend_t *rp = ov_rend[y] = new rend_t[w];
3691
3692 text_t t0, t1, t2;
3693 rend_t r = OVERLAY_RSTYLE;
3694
3695 if (y == 0)
3696 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3697 else if (y < h - 1)
3698 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3699 else
3700 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3701
3702 *tp++ = t0;
3703 *rp++ = r;
3704
3705 for (x = w - 2; x > 0; --x)
3706 {
3707 *tp++ = t1;
3708 *rp++ = r;
3709 }
3710
3711 *tp = t2;
3712 *rp = r;
3713 }
3714}
3715
3716void
3717rxvt_term::scr_overlay_off () NOTHROW
3718{
3719 if (!ov_text)
3720 return;
3721
3722 want_refresh = 1;
3723
3724 for (int y = 0; y < ov_h; y++)
3725 {
3726 delete [] ov_text[y];
3727 delete [] ov_rend[y];
3728 }
3729
3730 delete [] ov_text; ov_text = 0;
3731 delete [] ov_rend; ov_rend = 0;
3732}
3733
3734void
3735rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3736{
3737 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3738 return;
3739
3740 x++, y++;
3741
3742 ov_text[y][x] = text;
3743 ov_rend[y][x] = rend;
3744}
3745
3746void
3747rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3748{
3749 while (*s)
3750 scr_overlay_set (x++, y, *s++);
3751}
3752
3753void
3754rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3755{
3756 while (*s)
3757 {
3758 text_t t = *s++;
3759 int width = wcwidth (t);
3760
3761 while (width--)
3762 {
3763 scr_overlay_set (x++, y, t);
3764 t = NOCHAR;
3765 }
3766 }
3767}
3768
3769void
3770rxvt_term::scr_swap_overlay () NOTHROW
3771{
3772 if (!ov_text)
3773 return;
3774
3775 // swap screen mem with overlay
3776 for (int y = ov_h; y--; )
3777 {
3778 text_t *t1 = ov_text[y];
3779 rend_t *r1 = ov_rend[y];
3780
3781 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3782 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3783
3784 for (int x = ov_w; x--; )
3785 {
3786 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3787 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3788 }
3789 }
3790}
3791
3792#endif
3358/* ------------------------------------------------------------------------- * 3793/* ------------------------------------------------------------------------- */
3359 * DEBUG ROUTINES *
3360 * ------------------------------------------------------------------------- */
3361#if 0
3362/* INTPROTO */
3363void
3364rxvt_debug_colors(void)
3365{
3366 int color;
3367 const char *name[] = {
3368 "fg", "bg",
3369 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3370 };
3371 3794
3372 fprintf(stderr, "Color ( ");
3373 if (R->rstyle & RS_RVid)
3374 fprintf(stderr, "rvid ");
3375 if (R->rstyle & RS_Bold)
3376 fprintf(stderr, "bold ");
3377 if (R->rstyle & RS_Blink)
3378 fprintf(stderr, "blink ");
3379 if (R->rstyle & RS_Uline)
3380 fprintf(stderr, "uline ");
3381 fprintf(stderr, "): ");
3382
3383 color = GET_FGCOLOR(R->rstyle);
3384#ifndef NO_BRIGHTCOLOR
3385 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3386 color -= (minBrightCOLOR - minCOLOR);
3387 fprintf(stderr, "bright ");
3388 }
3389#endif
3390 fprintf(stderr, "%s on ", name[color]);
3391
3392 color = GET_BGCOLOR(R->rstyle);
3393#ifndef NO_BRIGHTCOLOR
3394 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3395 color -= (minBrightCOLOR - minCOLOR);
3396 fprintf(stderr, "bright ");
3397 }
3398#endif
3399 fprintf(stderr, "%s\n", name[color]);
3400}
3401#endif

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines