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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.5 by pcg, Thu Nov 27 16:49:45 2003 UTC vs.
Revision 1.239 by root, Thu Jan 19 17:14:46 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
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
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 CLEAR_ALL_SELECTION ();
241 R->rvideo = 0; 240 rvideo = 0;
242 241 }
243 } else { 242 else
244/* 243 {
244 /*
245 * B1: add or delete rows as appropriate 245 * add or delete rows as appropriate
246 */ 246 */
247 setrstyle = DEFAULT_RSTYLE;
248 247
248 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
249 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
250
251#if 0
249 if (nrow < prev_nrow) { 252 if (nrow < prev_nrow)
250 /* delete rows */ 253 {
251 k = min(R->TermWin.nscrolled, prev_nrow - nrow);
252 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1);
253 for (p = nrow; p < prev_nrow; p++) { 254 for (int row = nrow; row < prev_nrow; row++)
254 q = p + R->TermWin.saveLines; 255 {
255 if (R->screen.text[q]) { 256 lfree (swap_buf [row]);
257 lfree (drawn_buf[row]);
258 }
259 }
260#endif
261
262 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
263 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
264
265 for (int row = min (nrow, prev_nrow); row--; )
266 {
267 lresize (drawn_buf[row]);
268 lresize (swap_buf [row]);
269 }
270
271 for (int row = prev_nrow; row < nrow; row++)
272 {
273 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
274 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
275 }
276
277 line_t *old_buf = row_buf;
278 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
279
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row
283
284 if (top_row)
285 {
286 // re-wrap lines, this is rather ugly, possibly because I am too dumb
287 // to come up with a lean and mean algorithm.
288
289 row_col_t ocur = screen.cur;
290 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
291
292 do
293 {
294 p = MOD (p - 1, prev_total_rows);
256#ifdef DEBUG_STRICT 295#ifdef DEBUG_STRICT
257 assert(R->screen.rend[q]); 296 assert (old_buf [MOD (p, prev_total_rows)].t);
258#endif 297#endif
259 free(R->screen.text[q]); 298 int plines = 1;
260 free(R->screen.rend[q]); 299 int llen = old_buf [MOD (p, prev_total_rows)].l;
300
301 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
302 {
303 p = MOD (p - 1, prev_total_rows);
304
305 plines++;
306 llen += prev_ncol;
261 } 307 }
262 if (R->swap.text[p]) { 308
263#ifdef DEBUG_STRICT 309 int qlines = max (0, (llen - 1) / ncol) + 1;
310
311 // drop partial lines completely
312 if (q < qlines)
313 break;
314
315 q -= qlines;
316
317 int lofs = 0;
318 line_t *qline;
319
320 // re-assemble the full line by destination lines
321 for (int qrow = q; qlines--; qrow++)
322 {
323 qline = row_buf + qrow;
324 lalloc (*qline);
325 qline->l = ncol;
326 qline->is_longer (1);
327
328 int qcol = 0;
329
330 // see below for cursor adjustment rationale
331 if (p == ocur.row)
332 screen.cur.row = q - (total_rows - nrow);
333
334 // fill a single destination line
335 while (lofs < llen && qcol < ncol)
336 {
337 int prow = lofs / prev_ncol;
338 int pcol = lofs % prev_ncol;
339
340 prow = MOD (p + prow, prev_total_rows);
341
342 // we only adjust the cursor _row_ and put it into
343 // the topmost line of "long line" it was in, as
344 // this seems to upset applications/shells/readline
345 // least.
346 if (prow == ocur.row)
347 screen.cur.row = q - (total_rows - nrow);
348
349 line_t &pline = old_buf [prow];
350
351 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
352
264 assert(R->swap.rend[p]); 353 assert (len);
265#endif 354 assert (pline.t);
266 free(R->swap.text[p]); 355
267 free(R->swap.rend[p]); 356 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
357 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
358
359 lofs += len;
360 qcol += len;
361 }
268 } 362 }
269#ifdef DEBUG_STRICT 363
270 assert(R->drawn_text[p] && R->drawn_rend[p]); 364 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
271#endif 365 qline->is_longer (0);
272 free(R->drawn_text[p]); 366 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
273 free(R->drawn_rend[p]);
274 } 367 }
275 /* we have fewer rows so fix up cursor position */ 368 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);
278 369
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 370 term_start = total_rows - nrow;
371 top_row = q - term_start;
372
373 // make sure all terminal lines exist
374 while (top_row > 0)
375 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
376 }
377 else
378 {
379 // if no scrollback exists (yet), wing, instead of wrap
380
381 for (int row = min (nrow, prev_nrow); row--; )
382 {
383 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
384 line_t &qline = row_buf [row];
280 385
281 } else if (nrow > prev_nrow) { 386 qline = pline;
282 /* add rows */ 387 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 } 388 }
291 for (p = prev_total_rows; p < total_rows - k; p++) 389
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
293 p, setrstyle);
294 for (p = prev_nrow; p < nrow; p++) { 390 for (int row = prev_nrow; row < nrow; row++)
295 R->swap.tlen[p] = 0; 391 {
296 R->swap.text[p] = NULL; 392 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 } 393 }
305 if (k > 0) { 394
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1); 395 term_start = 0;
307 R->screen.cur.row += k;
308 R->screen.s_cur.row += k;
309 R->TermWin.nscrolled -= k;
310 } 396 }
311#ifdef DEBUG_STRICT 397
312 assert(R->screen.cur.row < R->TermWin.nrow); 398 free (old_buf);
313 assert(R->swap.cur.row < R->TermWin.nrow); 399 delete old_ta;
314#else /* drive with your eyes closed */ 400 delete old_ra;
315 MIN_IT(R->screen.cur.row, nrow - 1); 401
316 MIN_IT(R->swap.cur.row, nrow - 1); 402 clamp_it (screen.cur.row, 0, nrow - 1);
317#endif 403 clamp_it (screen.cur.col, 0, ncol - 1);
318 } 404
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) 405 if (tabs)
357 free(R->tabs); 406 free (tabs);
358 } 407 }
359 408
409 prev_nrow = nrow;
410 prev_ncol = ncol;
411
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 412 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
361 413
362 for (p = 0; p < ncol; p++) 414 for (int col = ncol; col--; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 415 tabs [col] = col % TABSIZE == 0;
364 416
365 R->prev_nrow = nrow; 417 tt_winch ();
366 R->prev_ncol = ncol;
367 418
368 rxvt_tt_winsize (R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->cmd_pid); 419 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} 420}
394 421
395/* ------------------------------------------------------------------------- */ 422/* ------------------------------------------------------------------------- */
396/* 423/*
397 * Free everything. That way malloc debugging can find leakage. 424 * Free everything. That way malloc debugging can find leakage.
398 */ 425 */
399/* EXTPROTO */
400void 426void
401rxvt_scr_release(pR) 427rxvt_term::scr_release ()
402{ 428{
403 uint16_t total_rows; 429 delete talloc; talloc = 0;
404 int i; 430 delete ralloc; ralloc = 0;
405 431
406 total_rows = R->TermWin.nrow + R->TermWin.saveLines; 432 free (row_buf);
407 for (i = 0; i < total_rows; i++) { 433 free (swap_buf);
408 if (R->screen.text[i]) { /* then so is R->screen.rend[i] */ 434 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); 435 free (tabs);
433 436
434/* NULL these so if anything tries to use them, we'll know about it */ 437 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} 438}
442 439
443/* ------------------------------------------------------------------------- */ 440/* ------------------------------------------------------------------------- */
444/* 441/*
445 * Hard reset 442 * Hard reset
446 */ 443 */
447/* EXTPROTO */
448void 444void
449rxvt_scr_poweron(pR) 445rxvt_term::scr_poweron ()
450{ 446{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 447 scr_release ();
454 R->prev_nrow = R->prev_ncol = 0; 448 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 449 scr_reset ();
456 450
457 rxvt_scr_clear(aR); 451 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 452 scr_refresh ();
459#ifdef RXVT_GRAPHICS
460 rxvt_Gr_reset(aR);
461#endif
462} 453}
463 454
464/* ------------------------------------------------------------------------- * 455/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 456 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 457 * ------------------------------------------------------------------------- */
467/* 458/*
468 * Save and Restore cursor 459 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 460 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 461 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 462 */
472/* EXTPROTO */
473void 463void
474rxvt_scr_cursor(pR_ int mode) 464rxvt_term::scr_cursor (int mode)
475{ 465{
476 screen_t *s; 466 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 467
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 468#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->current_screen == SECONDARY) 469 if (current_screen == SECONDARY)
482 s = &(R->swap); 470 s = &swap;
483 else 471 else
484#endif 472#endif
485 s = &(R->screen); 473 s = &screen;
474
486 switch (mode) { 475 switch (mode)
476 {
487 case SAVE: 477 case SAVE:
488 s->s_cur.row = s->cur.row; 478 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 479 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->rstyle; 480 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 481 s->s_charset = screen.charset;
492 s->s_charset_char = R->charsets[s->charset]; 482 s->s_charset_char = charsets[screen.charset];
493 break; 483 break;
484
494 case RESTORE: 485 case RESTORE:
495 R->want_refresh = 1; 486 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 487 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 488 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 489 screen.flags &= ~Screen_WrapNext;
499 R->rstyle = s->s_rstyle; 490 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 491 screen.charset = s->s_charset;
501 R->charsets[s->charset] = s->s_charset_char; 492 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 493 set_font_style ();
503 break; 494 break;
504 } 495 }
496
505/* boundary check in case screen size changed between SAVE and RESTORE */ 497 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 498 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 499 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT 500#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 501 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 502 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 503#endif
515} 504}
516 505
517/* ------------------------------------------------------------------------- */ 506/* ------------------------------------------------------------------------- */
518/* 507/*
519 * Swap between primary and secondary screens 508 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 509 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 510 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 511 */
523/* EXTPROTO */
524int 512int
525rxvt_scr_change_screen(pR_ int scrn) 513rxvt_term::scr_change_screen (int scrn)
526{ 514{
527 int i; 515 want_refresh = 1;
516 view_start = 0;
517
518 if (current_screen == scrn)
519 return scrn;
520
521 selection_check (2); /* check for boundary cross */
522
523 int i = current_screen; current_screen = scrn; scrn = i;
524
525 ::swap (screen.cur.row, swap.cur.row);
526 ::swap (screen.cur.col, swap.cur.col);
527
528 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
529 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
530
528#if NSCREENS 531#if NSCREENS
529 int offset; 532 if (OPTION (Opt_secondaryScreen))
530#endif 533 {
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; 534 num_scr = 0;
547 offset = R->TermWin.saveLines; 535
548 for (i = R->prev_nrow; i--;) { 536 for (int i = prev_nrow; i--; )
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 537 ::swap (ROW(i), swap_buf [i]);
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 538
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 539 ::swap (screen.charset, swap.charset);
552 } 540 ::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; 541 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 542 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 } 543 }
544 else
575# endif 545#endif
576#else 546 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); 547 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
588# endif 548
589#endif
590 return scrn; 549 return scrn;
550}
551
552// clear WrapNext indicator, solidifying position on next line
553void
554rxvt_term::scr_do_wrap ()
555{
556 if (!(screen.flags & Screen_WrapNext))
557 return;
558
559 screen.flags &= ~Screen_WrapNext;
560
561 screen.cur.col = 0;
562
563 if (screen.cur.row == screen.bscroll)
564 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
565 else if (screen.cur.row < nrow - 1)
566 screen.cur.row++;
591} 567}
592 568
593/* ------------------------------------------------------------------------- */ 569/* ------------------------------------------------------------------------- */
594/* 570/*
595 * Change the colour for following text 571 * Change the colour for following text
596 */ 572 */
597/* EXTPROTO */
598void 573void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 574rxvt_term::scr_color (unsigned int color, int fgbg)
600{ 575{
576 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 577 color = fgbg;
578
602 if (fgbg == Color_fg) 579 if (fgbg == Color_fg)
603 R->rstyle = SET_FGCOLOR(R->rstyle, color); 580 rstyle = SET_FGCOLOR (rstyle, color);
604 else 581 else
605 R->rstyle = SET_BGCOLOR(R->rstyle, color); 582 rstyle = SET_BGCOLOR (rstyle, color);
606} 583}
607 584
608/* ------------------------------------------------------------------------- */ 585/* ------------------------------------------------------------------------- */
609/* 586/*
610 * Change the rendition style for following text 587 * Change the rendition style for following text
611 */ 588 */
612/* EXTPROTO */
613void 589void
614rxvt_scr_rendition(pR_ int set, int style) 590rxvt_term::scr_rendition (int set, int style)
615{ 591 {
616 if (set) 592 if (set)
617 R->rstyle |= style; 593 rstyle |= style;
618 else if (style == ~RS_None) 594 else if (style == ~RS_None)
619 R->rstyle = DEFAULT_RSTYLE; 595 rstyle = DEFAULT_RSTYLE;
620 else 596 else
621 R->rstyle &= ~style; 597 rstyle &= ~style;
622} 598 }
623 599
624/* ------------------------------------------------------------------------- */ 600/* ------------------------------------------------------------------------- */
625/* 601/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 602 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 603 * count positive ==> scroll up
628 * count negative ==> scroll down 604 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 605 */
631/* EXTPROTO */
632int 606int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 607rxvt_term::scr_scroll_text (int row1, int row2, int count)
634{ 608{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 609 if (count == 0 || (row1 > row2))
639 return 0; 610 return 0;
640 611
641 R->want_refresh = 1; 612 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")); 613 num_scr += count;
643 614
644 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 615 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 616 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 617 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 618 {
619 top_row = max (top_row - count, -saveLines);
620
621 // scroll everything up 'count' lines
622 term_start = (term_start + count) % total_rows;
623
624 // sever bottommost line
625 {
626 line_t &l = ROW(row2 - count);
627 l.is_longer (0);
628 l.touch ();
629 }
630
631 // erase newly scrolled-in lines
632 for (int i = count; i--; )
648 else 633 {
649 R->TermWin.nscrolled = (uint16_t)nscrolled; 634 // basically this is a slightly optimized scr_blank_screen_mem
650 if ((R->Options & Opt_scrollWithBuffer) 635 // it is worth the effort on slower machines
651 && R->TermWin.view_start != 0 636 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;
657 637
638 scr_blank_line (l, 0, l.l, rstyle);
639
640 l.l = 0;
641 l.f = 0;
642 }
643
644 // now copy lines below the scroll region bottom to the
645 // bottom of the screen again, so they look as if they
646 // hadn't moved.
647 for (int i = nrow; --i > row2; )
648 {
649 line_t &l1 = ROW(i - count);
650 line_t &l2 = ROW(i);
651
652 ::swap (l1, l2);
653 l2.touch ();
654 }
655
656 // move and/or clear selection, if any
658 if (R->selection.op && R->current_screen == R->selection.screen) { 657 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 658 {
660 j = R->selection.end.row + R->TermWin.saveLines; 659 selection.beg.row -= count;
661 if ((i < row1 && j > row1) 660 selection.end.row -= count;
662 || (i < row2 && j > row2) 661 selection.mark.row -= count;
663 || (i - count < row1 && i >= row1) 662
664 || (i - count > row2 && i <= row2) 663 if (selection.beg.row < top_row
665 || (j - count < row1 && j >= row1) 664 || selection.end.row < top_row
666 || (j - count > row2 && j <= row2)) { 665 || selection.mark.row < top_row)
666 {
667 CLEAR_ALL_SELECTION(R); 667 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 668 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 669 }
670 }
671
672 // finally move the view window, if desired
673 if (OPTION (Opt_scrollWithBuffer)
674 && view_start != 0
675 && view_start != -saveLines)
676 scr_page (UP, count);
677
678 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
679 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
680 }
681 else
682 {
683 if (selection.op && current_screen == selection.screen)
684 {
685 if ((selection.beg.row < row1 && selection.end.row > row1)
686 || (selection.beg.row < row2 && selection.end.row > row2)
687 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
688 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
689 || (selection.end.row - count < row1 && selection.end.row >= row1)
690 || (selection.end.row - count > row2 && selection.end.row <= row2))
691 {
692 CLEAR_ALL_SELECTION ();
693 selection.op = SELECTION_CLEAR;
694 }
695 else if (selection.end.row >= row1 && selection.end.row <= row2)
696 {
670 /* move selected region too */ 697 /* move selected region too */
671 R->selection.beg.row -= count; 698 selection.beg.row -= count;
672 R->selection.end.row -= count; 699 selection.end.row -= count;
673 R->selection.mark.row -= count; 700 selection.mark.row -= count;
701
702 selection_check (0);
703 }
704 }
705
706 // use a simple and robust scrolling algorithm, this
707 // part of scr_scroll_text is not time-critical.
708
709 int rows = row2 - row1 + 1;
710
711 min_it (count, rows);
712
713 line_t *temp_buf = row_buf + total_rows;
714
715 for (int row = 0; row < rows; row++)
674 } 716 {
675 } 717 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 718
678 R->num_scr += count; 719 if (!IN_RANGE_EXC (row + count, 0, rows))
679 j = count; 720 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 } 721 }
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 */
702 722
703/* B1: Copy lines that will get clobbered by the rotation */ 723 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 724 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 } 725 }
717 726
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; 727 return count;
733} 728}
734 729
735/* ------------------------------------------------------------------------- */ 730/* ------------------------------------------------------------------------- */
736/* 731/*
737 * Add text given in <str> of length <len> to screen struct 732 * Add text given in <str> of length <len> to screen struct
738 */ 733 */
739/* EXTPROTO */
740void 734void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 735rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines)
742{ 736{
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 */ 737 if (len <= 0) /* sanity */
750 return; 738 return;
751 739
740 unsigned char checksel;
741 unicode_t c;
742 int ncol = this->ncol;
743 const wchar_t *strend = str + len;
744
752 R->want_refresh = 1; 745 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); 746 ZERO_SCROLLBACK ();
747
757 if (nlines > 0) { 748 if (minlines > 0)
749 {
758 nlines += (R->screen.cur.row - R->screen.bscroll); 750 minlines += screen.cur.row - screen.bscroll;
751
759 if ((nlines > 0) 752 if (minlines > 0
760 && (R->screen.tscroll == 0) 753 && screen.tscroll == 0
761 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 754 && screen.bscroll == nrow - 1)
755 {
762 /* _at least_ this many lines need to be scrolled */ 756 /* _at least_ this many lines need to be scrolled */
763 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 757 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
764 0);
765 R->screen.cur.row -= nlines; 758 screen.cur.row -= minlines;
766 } 759 }
767 } 760 }
761
768#ifdef DEBUG_STRICT 762#ifdef DEBUG_STRICT
769 assert(R->screen.cur.col < last_col); 763 assert (screen.cur.col < ncol);
770 assert((R->screen.cur.row < R->TermWin.nrow) 764 assert (screen.cur.row < nrow
771 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 765 && 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 766#endif
777 row = R->screen.cur.row + R->TermWin.saveLines; 767 int row = screen.cur.row;
778 768
779 checksel = (R->selection.op 769 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
780 && R->current_screen == R->selection.screen) ? 1 : 0;
781 clearsel = 0;
782 770
783 stp = R->screen.text[row]; 771 line_t *line = &ROW(row);
784 srp = R->screen.rend[row];
785 772
786 for (i = 0; i < len;) { 773 while (str < strend)
787 c = str[i++]; 774 {
788 switch (c) { 775 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 case '\t': 776
790 rxvt_scr_tab(aR_ 1); 777 if (c < 0x20)
778 if (c == C0_LF)
779 {
780 max_it (line->l, screen.cur.col);
781
782 screen.flags &= ~Screen_WrapNext;
783
784 if (screen.cur.row == screen.bscroll)
785 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
786 else if (screen.cur.row < (nrow - 1))
787 row = ++screen.cur.row;
788
789 line = &ROW(row); /* _must_ refresh */
791 continue; 790 continue;
792 case '\n': 791 }
793 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 792 else if (c == C0_CR)
794 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 793 {
794 max_it (line->l, screen.cur.col);
795
795 R->screen.flags &= ~Screen_WrapNext; 796 screen.flags &= ~Screen_WrapNext;
796 if (R->screen.cur.row == R->screen.bscroll) 797 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; 798 continue;
804 case '\r': 799 }
805 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 800 else if (c == C0_HT)
806 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 801 {
807 R->screen.flags &= ~Screen_WrapNext; 802 scr_tab (1, true);
808 R->screen.cur.col = 0;
809 RESET_CHSTAT(R);
810 continue; 803 continue;
811 default:
812 if (c == 127)
813 continue; /* yummmm..... */
814 break;
815 } 804 }
816 805
817 if (checksel /* see if we're writing within selection */ 806 if (checksel /* see if we're writing within selection */
818 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 807 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
819 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 808 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
809 {
820 checksel = 0; 810 checksel = 0;
821 clearsel = 1;
822 } 811 /*
812 * If we wrote anywhere in the selected area, kill the selection
813 * XXX: should we kill the mark too? Possibly, but maybe that
814 * should be a similar check.
815 */
816 CLEAR_SELECTION ();
817 }
818
823 if (R->screen.flags & Screen_WrapNext) { 819 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 } 820 {
834 if (R->screen.flags & Screen_Insert) 821 scr_do_wrap ();
835 rxvt_scr_insdel_chars(aR_ 1, INSERT); 822
823 line->l = ncol;
824 line->is_longer (1);
836 825
826 row = screen.cur.row;
827 line = &ROW(row); /* _must_ refresh */
828 }
829
830 // some utf-8 decoders "decode" surrogate characters: let's fix this.
831 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
832 c = 0xfffd;
833
834 // rely on wcwidth to tell us the character width, at least for non-latin1
835 // do wcwidth before further replacements, as wcwidth might return -1
836 // for the line drawing characters below as they might be invalid in the current
837 // locale.
838 int width = c < 0x100 ? 1 : wcwidth (c);
839
837 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 840 if (charsets [screen.charset] == '0') // DEC SPECIAL
838 switch (c) 841 {
842 // vt100 special graphics and line drawing
843 // 5f-7e standard vt100
844 // 40-5e rxvt extension for extra curses acs chars
845 static uint16_t vt100_0[62] = { // 41 .. 7e
846 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
847 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
848 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
849 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
850 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
851 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
852 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
853 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
854 };
855
856 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
839 { 857 {
840 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 858 c = vt100_0[c - 0x41];
841 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 859 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 } 860 }
861 }
852 862
853 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 863 if (screen.flags & Screen_Insert)
864 scr_insdel_chars (width, INSERT);
854 865
855 stp[R->screen.cur.col] = c; 866 if (width != 0)
856 srp[R->screen.cur.col] = rend;
857
858 if (c > 255)
859 { 867 {
860 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 868#if !UNICODE_3
861 int width = wcwidth (c); 869 // trim characters we can't store directly :(
870 if (c >= 0x10000)
871# if ENABLE_COMBINING
872 c = rxvt_composite.compose (c); // map to lower 16 bits
873# else
874 c = 0xfffd;
875# endif
876#endif
877
878 // nuke the character at this position, if required
879 if (line->t[screen.cur.col] == NOCHAR
880 || (screen.cur.col < ncol - 1
881 && line->t[screen.cur.col + 1] == NOCHAR))
862 882 {
863 if (width > 1) 883 int col = screen.cur.col;
884
885 // find begin
886 while (col > 0 && line->t[col] == NOCHAR)
887 col--;
888
889 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
890
891 // found begin, nuke
892 do {
893 line->t[col] = ' ';
894 line->r[col] = rend;
895 col++;
896 } while (col < ncol && line->t[col] == NOCHAR);
897 }
898
899 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
900
901 // if the character doesn't fit into the remaining columns...
902 if (screen.cur.col > ncol - width && ncol >= width)
864 { 903 {
865 while (--width > 0 && R->screen.cur.col < last_col - 1) 904 // ...output spaces
905 c = ' ';
906 // and try the same character next loop iteration
907 --str;
908 }
909
910 line->touch ();
911
912 do
913 {
914 line->t[screen.cur.col] = c;
915 line->r[screen.cur.col] = rend;
916
917 if (screen.cur.col < ncol - 1)
918 screen.cur.col++;
919 else
866 { 920 {
867 921 line->l = ncol;
868 srp[R->screen.cur.col] |= RS_wide; 922 if (screen.flags & Screen_Autowrap)
869 923 screen.flags |= Screen_WrapNext;
870 R->screen.cur.col++; 924 break;
871 stp[R->screen.cur.col] = NOCHAR;
872 srp[R->screen.cur.col] = rend;
873 } 925 }
926
927 c = NOCHAR;
928 }
929 while (--width > 0);
930
931 // pad with spaces when overwriting wide character with smaller one
932 if (!width)
933 {
934 line->touch ();
935
936 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
937 {
938 line->t[c] = ' ';
939 line->r[c] = rend;
874 } 940 }
875 } 941 }
876 942 }
877 if (R->screen.cur.col < last_col - 1) 943 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 } 944 {
884 } 945#if ENABLE_COMBINING
885 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 946 // handle combining characters
886 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 947 // we just tag the accent on the previous on-screen character.
948 // this is arguably not correct, but also arguably not wrong.
949 // we don't handle double-width characters nicely yet.
950 line_t *linep;
951 text_t *tp;
952 rend_t *rp;
887 953
888/* 954 if (screen.cur.col > 0)
889 * If we wrote anywhere in the selected area, kill the selection 955 {
890 * XXX: should we kill the mark too? Possibly, but maybe that 956 linep = line;
891 * should be a similar check. 957 tp = line->t + screen.cur.col - 1;
892 */ 958 rp = line->r + screen.cur.col - 1;
893 if (clearsel) 959 }
894 CLEAR_SELECTION(R); 960 else if (screen.cur.row > 0
961 && ROW(screen.cur.row - 1).is_longer ())
962 {
963 linep = &ROW(screen.cur.row - 1);
964 tp = line->t + ncol - 1;
965 rp = line->r + ncol - 1;
966 }
967 else
968 continue;
969
970 linep->touch ();
971
972 while (*tp == NOCHAR && tp > linep->t)
973 tp--, rp--;
974
975 // first try to find a precomposed character
976 unicode_t n = rxvt_compose (*tp, c);
977 if (n == NOCHAR)
978 n = rxvt_composite.compose (*tp, c);
979
980 *tp = n;
981 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
982#endif
983 }
984 }
985
986 max_it (line->l, screen.cur.col);
895 987
896#ifdef DEBUG_STRICT 988#ifdef DEBUG_STRICT
897 assert(R->screen.cur.row >= 0); 989 assert (screen.cur.row >= 0);
898#else /* drive with your eyes closed */
899 MAX_IT(R->screen.cur.row, 0);
900#endif 990#endif
901} 991}
902 992
903/* ------------------------------------------------------------------------- */ 993/* ------------------------------------------------------------------------- */
904/* 994/*
905 * Process Backspace. Move back the cursor back a position, wrap if have to 995 * Process Backspace. Move back the cursor back a position, wrap if have to
906 * XTERM_SEQ: CTRL-H 996 * XTERM_SEQ: CTRL-H
907 */ 997 */
908/* EXTPROTO */
909void 998void
910rxvt_scr_backspace(pR) 999rxvt_term::scr_backspace ()
911{ 1000{
912 RESET_CHSTAT(R);
913 R->want_refresh = 1; 1001 want_refresh = 1;
1002
914 if (R->screen.cur.col == 0) { 1003 if (screen.cur.col == 0)
1004 {
915 if (R->screen.cur.row > 0) { 1005 if (screen.cur.row > 0)
1006 {
916#ifdef TERMCAP_HAS_BW 1007#ifdef TERMCAP_HAS_BW
917 R->screen.cur.col = R->TermWin.ncol - 1; 1008 screen.cur.col = ncol - 1;
918 R->screen.cur.row--; 1009 screen.cur.row--;
919 return; 1010 return;
920#endif 1011#endif
921 } 1012 }
1013 }
922 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1014 else if (!(screen.flags & Screen_WrapNext))
923 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1015 scr_gotorc (0, -1, RELATIVE);
1016
924 R->screen.flags &= ~Screen_WrapNext; 1017 screen.flags &= ~Screen_WrapNext;
925} 1018}
926 1019
927/* ------------------------------------------------------------------------- */ 1020/* ------------------------------------------------------------------------- */
928/* 1021/*
929 * Process Horizontal Tab 1022 * Process Horizontal Tab
930 * count: +ve = forward; -ve = backwards 1023 * count: +ve = forward; -ve = backwards
931 * XTERM_SEQ: CTRL-I 1024 * XTERM_SEQ: CTRL-I
932 */ 1025 */
933/* EXTPROTO */
934void 1026void
935rxvt_scr_tab(pR_ int count) 1027rxvt_term::scr_tab (int count, bool ht)
936{ 1028{
937 int i, x; 1029 int i, x;
938 1030
939 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
940 R->want_refresh = 1; 1031 want_refresh = 1;
941 RESET_CHSTAT(R);
942 i = x = R->screen.cur.col; 1032 i = x = screen.cur.col;
1033
943 if (count == 0) 1034 if (count == 0)
944 return; 1035 return;
945 else if (count > 0) { 1036 else if (count > 0)
1037 {
1038 line_t &l = ROW(screen.cur.row);
1039 rend_t base_rend = l.r[i];
1040 ht &= l.t[i] == ' ';
1041
946 for (; ++i < R->TermWin.ncol; ) 1042 for (; ++i < ncol; )
947 if (R->tabs[i]) { 1043 if (tabs[i])
1044 {
948 x = i; 1045 x = i;
1046
949 if (!--count) 1047 if (!--count)
950 break; 1048 break;
1049 }
1050 else
1051 ht &= l.t[i] == ' '
1052 && RS_SAME (l.r[i], base_rend);
1053
1054 if (count)
1055 x = ncol - 1;
1056
1057 // store horizontal tab commands as characters inside the text
1058 // buffer so they can be selected and pasted.
1059 if (ht && OPTION (Opt_pastableTabs))
1060 {
1061 base_rend = SET_FONT (base_rend, 0);
1062
1063 l.touch (x);
1064
1065 i = screen.cur.col;
1066
1067 l.t[i] = '\t';
1068 l.r[i] = base_rend;
1069
1070 while (++i < x)
1071 {
1072 l.t[i] = NOCHAR;
1073 l.r[i] = base_rend;
951 } 1074 }
952 if (count) 1075 }
953 x = R->TermWin.ncol - 1; 1076 }
954 } else /* if (count < 0) */ { 1077 else /* if (count < 0) */
1078 {
955 for (; --i >= 0; ) 1079 for (; --i >= 0; )
956 if (R->tabs[i]) { 1080 if (tabs[i])
957 x = i;
958 if (!++count)
959 break;
960 } 1081 {
961 if (count)
962 x = 0; 1082 x = i;
1083 if (!++count)
1084 break;
1085 }
1086
1087 if (count)
1088 x = 0;
963 } 1089 }
1090
964 if (x != R->screen.cur.col) 1091 if (x != screen.cur.col)
965 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1092 scr_gotorc (0, x, R_RELATIVE);
966} 1093}
967 1094
968/* ------------------------------------------------------------------------- */ 1095/* ------------------------------------------------------------------------- */
969/* 1096/*
970 * Process DEC Back Index 1097 * Process DEC Back Index
971 * XTERM_SEQ: ESC 6 1098 * XTERM_SEQ: ESC 6
972 * Move cursor left in row. If we're at the left boundary, shift everything 1099 * Move cursor left in row. If we're at the left boundary, shift everything
973 * in that row right. Clear left column. 1100 * in that row right. Clear left column.
974 */ 1101 */
975#ifndef NO_FRILLS 1102#if ENABLE_FRILLS
976/* EXTPROTO */
977void 1103void
978rxvt_scr_backindex(pR) 1104rxvt_term::scr_backindex ()
979{ 1105{
980 if (R->screen.cur.col > 0) 1106 if (screen.cur.col > 0)
981 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1107 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
982 else { 1108 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); 1109 scr_insdel_chars (1, INSERT);
986 }
987} 1110}
988#endif 1111#endif
989/* ------------------------------------------------------------------------- */ 1112/* ------------------------------------------------------------------------- */
990/* 1113/*
991 * Process DEC Forward Index 1114 * Process DEC Forward Index
992 * XTERM_SEQ: ESC 9 1115 * XTERM_SEQ: ESC 9
993 * Move cursor right in row. If we're at the right boundary, shift everything 1116 * Move cursor right in row. If we're at the right boundary, shift everything
994 * in that row left. Clear right column. 1117 * in that row left. Clear right column.
995 */ 1118 */
996#ifndef NO_FRILLS 1119#if ENABLE_FRILLS
997/* EXTPROTO */
998void 1120void
999rxvt_scr_forwardindex(pR) 1121rxvt_term::scr_forwardindex ()
1000{ 1122{
1001 int row;
1002
1003 if (R->screen.cur.col < R->TermWin.ncol - 1) 1123 if (screen.cur.col < ncol - 1)
1004 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1124 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1005 else { 1125 else
1006 row = R->screen.cur.row + R->TermWin.saveLines; 1126 {
1007 if (R->screen.tlen[row] == 0) 1127 line_t &l = ROW(screen.cur.row);
1008 return; /* um, yeah? */ 1128
1009 else if (R->screen.tlen[row] == -1) 1129 l.touch ();
1010 R->screen.tlen[row] = R->TermWin.ncol; 1130 l.is_longer (0);
1131
1011 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1132 scr_gotorc (0, 0, R_RELATIVE);
1012 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1133 scr_insdel_chars (1, DELETE);
1013 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1134 scr_gotorc (0, ncol - 1, R_RELATIVE);
1014 } 1135 }
1015} 1136}
1016#endif 1137#endif
1017 1138
1018/* ------------------------------------------------------------------------- */ 1139/* ------------------------------------------------------------------------- */
1019/* 1140/*
1020 * Goto Row/Column 1141 * Goto Row/Column
1021 */ 1142 */
1022/* EXTPROTO */
1023void 1143void
1024rxvt_scr_gotorc(pR_ int row, int col, int relative) 1144rxvt_term::scr_gotorc (int row, int col, int relative)
1025{ 1145{
1026 R->want_refresh = 1; 1146 want_refresh = 1;
1027 ZERO_SCROLLBACK(R); 1147 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 1148
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) 1149 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1037 : col); 1150 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 1151
1041 R->screen.flags &= ~Screen_WrapNext; 1152 screen.flags &= ~Screen_WrapNext;
1153
1042 if (relative & R_RELATIVE) { 1154 if (relative & R_RELATIVE)
1155 {
1043 if (row > 0) { 1156 if (row > 0)
1157 {
1044 if (R->screen.cur.row <= R->screen.bscroll 1158 if (screen.cur.row <= screen.bscroll
1045 && (R->screen.cur.row + row) > R->screen.bscroll) 1159 && (screen.cur.row + row) > screen.bscroll)
1046 R->screen.cur.row = R->screen.bscroll; 1160 screen.cur.row = screen.bscroll;
1047 else 1161 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; 1162 screen.cur.row += row;
1163 }
1164 else if (row < 0)
1165 {
1166 if (screen.cur.row >= screen.tscroll
1167 && (screen.cur.row + row) < screen.tscroll)
1168 screen.cur.row = screen.tscroll;
1169 else
1170 screen.cur.row += row;
1171 }
1172 }
1173 else
1062 } 1174 {
1063 MAX_IT(R->screen.cur.row, 0); 1175 if (screen.flags & Screen_Relative)
1064 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1176 { /* relative origin mode */
1065} 1177 screen.cur.row = row + screen.tscroll;
1178 min_it (screen.cur.row, screen.bscroll);
1179 }
1180 else
1181 screen.cur.row = row;
1182 }
1066 1183
1184 clamp_it (screen.cur.row, 0, nrow - 1);
1185}
1186
1067/* ------------------------------------------------------------------------- */ 1187/* ------------------------------------------------------------------------- */
1068/* 1188/*
1069 * direction should be UP or DN 1189 * direction should be UP or DN
1070 */ 1190 */
1071/* EXTPROTO */
1072void 1191void
1073rxvt_scr_index(pR_ enum page_dirn direction) 1192rxvt_term::scr_index (enum page_dirn direction)
1074{ 1193{
1075 int dirn; 1194 int dirn;
1076 1195
1077 R->want_refresh = 1; 1196 want_refresh = 1;
1197 ZERO_SCROLLBACK ();
1198
1078 dirn = ((direction == UP) ? 1 : -1); 1199 dirn = ((direction == UP) ? 1 : -1);
1079 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1080 1200
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; 1201 screen.flags &= ~Screen_WrapNext;
1202
1090 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1203 if ((screen.cur.row == screen.bscroll && direction == UP)
1091 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1204 || (screen.cur.row == screen.tscroll && direction == DN))
1092 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1205 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1093 else 1206 else
1094 R->screen.cur.row += dirn; 1207 screen.cur.row += dirn;
1095 MAX_IT(R->screen.cur.row, 0); 1208
1096 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1209 clamp_it (screen.cur.row, 0, nrow - 1);
1097 rxvt_selection_check(aR_ 0); 1210 selection_check (0);
1098} 1211}
1099 1212
1100/* ------------------------------------------------------------------------- */ 1213/* ------------------------------------------------------------------------- */
1101/* 1214/*
1102 * Erase part or whole of a line 1215 * Erase part or whole of a line
1103 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1216 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1104 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1217 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1105 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1218 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1106 */ 1219 */
1107/* EXTPROTO */
1108void 1220void
1109rxvt_scr_erase_line(pR_ int mode) 1221rxvt_term::scr_erase_line (int mode)
1110{ 1222{
1111 unsigned int row, col, num; 1223 unsigned int col, num;
1112 1224
1113 R->want_refresh = 1; 1225 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); 1226 ZERO_SCROLLBACK ();
1116 RESET_CHSTAT(R);
1117 1227
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); 1228 selection_check (1);
1124 1229
1125 R->screen.flags &= ~Screen_WrapNext; 1230 line_t &line = ROW(screen.cur.row);
1126 1231
1127 row = R->TermWin.saveLines + R->screen.cur.row; 1232 line.touch ();
1233 line.is_longer (0);
1234
1128 switch (mode) { 1235 switch (mode)
1236 {
1129 case 0: /* erase to end of line */ 1237 case 0: /* erase to end of line */
1130 col = R->screen.cur.col; 1238 col = screen.cur.col;
1131 num = R->TermWin.ncol - col; 1239 num = ncol - col;
1132 MIN_IT(R->screen.tlen[row], (int16_t)col); 1240 min_it (line.l, col);
1133 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1241 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1134 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1242 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1135 CLEAR_SELECTION(R); 1243 CLEAR_SELECTION ();
1136 break; 1244 break;
1137 case 1: /* erase to beginning of line */ 1245 case 1: /* erase to beginning of line */
1138 col = 0; 1246 col = 0;
1139 num = R->screen.cur.col + 1; 1247 num = screen.cur.col + 1;
1140 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1248 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1141 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1249 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1142 CLEAR_SELECTION(R); 1250 CLEAR_SELECTION ();
1143 break; 1251 break;
1144 case 2: /* erase whole line */ 1252 case 2: /* erase whole line */
1145 col = 0; 1253 col = 0;
1146 num = R->TermWin.ncol; 1254 num = ncol;
1147 R->screen.tlen[row] = 0; 1255 line.l = 0;
1148 if (R->selection.beg.row <= R->screen.cur.row 1256 if (selection.beg.row <= screen.cur.row
1149 && R->selection.end.row >= R->screen.cur.row) 1257 && selection.end.row >= screen.cur.row)
1150 CLEAR_SELECTION(R); 1258 CLEAR_SELECTION ();
1151 break; 1259 break;
1152 default: 1260 default:
1153 return; 1261 return;
1154 } 1262 }
1155 if (R->screen.text[row]) 1263
1156 rxvt_blank_line(aR_ 1264 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} 1265}
1163 1266
1164/* ------------------------------------------------------------------------- */ 1267/* ------------------------------------------------------------------------- */
1165/* 1268/*
1166 * Erase part of whole of the screen 1269 * Erase part of whole of the screen
1167 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1270 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1168 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1271 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1169 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1272 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1170 */ 1273 */
1171/* EXTPROTO */
1172void 1274void
1173rxvt_scr_erase_screen(pR_ int mode) 1275rxvt_term::scr_erase_screen (int mode)
1174{ 1276{
1175 int num; 1277 int num;
1176 int32_t row, row_offset; 1278 int32_t row;
1177 rend_t ren; 1279 rend_t ren;
1178 XGCValues gcvalue; 1280 XGCValues gcvalue;
1179 1281
1180 R->want_refresh = 1; 1282 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); 1283 ZERO_SCROLLBACK ();
1183 RESET_CHSTAT(R);
1184 row_offset = (int32_t)R->TermWin.saveLines;
1185 1284
1186 switch (mode) { 1285 switch (mode)
1286 {
1187 case 0: /* erase to end of screen */ 1287 case 0: /* erase to end of screen */
1188 rxvt_selection_check(aR_ 1); 1288 selection_check (1);
1189 rxvt_scr_erase_line(aR_ 0); 1289 scr_erase_line (0);
1190 row = R->screen.cur.row + 1; /* possible OOB */ 1290 row = screen.cur.row + 1; /* possible OOB */
1191 num = R->TermWin.nrow - row; 1291 num = nrow - row;
1192 break; 1292 break;
1193 case 1: /* erase to beginning of screen */ 1293 case 1: /* erase to beginning of screen */
1194 rxvt_selection_check(aR_ 3); 1294 selection_check (3);
1195 rxvt_scr_erase_line(aR_ 1); 1295 scr_erase_line (1);
1196 row = 0; 1296 row = 0;
1197 num = R->screen.cur.row; 1297 num = screen.cur.row;
1198 break; 1298 break;
1199 case 2: /* erase whole screen */ 1299 case 2: /* erase whole screen */
1200 rxvt_selection_check(aR_ 3); 1300 selection_check (3);
1201#ifdef RXVT_GRAPHICS
1202 rxvt_Gr_ClearScreen(aR);
1203#endif
1204 row = 0; 1301 row = 0;
1205 num = R->TermWin.nrow; 1302 num = nrow;
1206 break; 1303 break;
1207 default: 1304 default:
1208 return; 1305 return;
1209 } 1306 }
1210 R->refresh_type |= REFRESH_BOUNDS; 1307
1211 if (R->selection.op && R->current_screen == R->selection.screen 1308 if (selection.op && current_screen == selection.screen
1212 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1309 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1213 || (R->selection.end.row >= row 1310 || (selection.end.row >= row
1214 && R->selection.end.row <= row + num))) 1311 && selection.end.row <= row + num)))
1215 CLEAR_SELECTION(R); 1312 CLEAR_SELECTION ();
1313
1216 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1314 if (row >= nrow) /* Out Of Bounds */
1217 return; 1315 return;
1218 MIN_IT(num, (R->TermWin.nrow - row)); 1316
1317 min_it (num, nrow - row);
1318
1219 if (R->rstyle & (RS_RVid | RS_Uline)) 1319 if (rstyle & (RS_RVid | RS_Uline))
1220 ren = (rend_t) ~RS_None; 1320 ren = (rend_t) ~RS_None;
1221 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1321 else if (GET_BASEBG (rstyle) == Color_bg)
1322 {
1222 ren = DEFAULT_RSTYLE; 1323 ren = DEFAULT_RSTYLE;
1223 CLEAR_ROWS(row, num); 1324 CLEAR_ROWS (row, num);
1224 } else { 1325 }
1326 else
1327 {
1225 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1328 ren = rstyle & (RS_fgMask | RS_bgMask);
1226 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1329 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1227 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1330 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1228 ERASE_ROWS(row, num); 1331 ERASE_ROWS (row, num);
1229 gcvalue.foreground = R->PixColors[Color_fg]; 1332 gcvalue.foreground = pix_colors[Color_fg];
1230 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1333 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1231 } 1334 }
1335
1232 for (; num--; row++) { 1336 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 } 1337 {
1338 scr_blank_screen_mem (ROW(row), rstyle);
1339 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1340 }
1240} 1341}
1342
1343#if ENABLE_FRILLS
1344void
1345rxvt_term::scr_erase_savelines ()
1346{
1347 want_refresh = 1;
1348 ZERO_SCROLLBACK ();
1349
1350 top_row = 0;
1351}
1352#endif
1241 1353
1242/* ------------------------------------------------------------------------- */ 1354/* ------------------------------------------------------------------------- */
1243/* 1355/*
1244 * Fill the screen with `E's 1356 * Fill the screen with `E's
1245 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1357 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1246 */ 1358 */
1247/* EXTPROTO */
1248void 1359void
1249rxvt_scr_E(pR) 1360rxvt_term::scr_E ()
1250{ 1361{
1251 int i, j, k; 1362 rend_t fs;
1252 rend_t *r1, fs;
1253 1363
1254 R->want_refresh = 1; 1364 want_refresh = 1;
1255 R->num_scr_allow = 0;
1256 ZERO_SCROLLBACK(R); 1365 ZERO_SCROLLBACK ();
1257 RESET_CHSTAT(R); 1366
1367 num_scr_allow = 0;
1258 rxvt_selection_check(aR_ 3); 1368 selection_check (3);
1259 1369
1260 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1370 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1261 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1371 for (int row = nrow; row--; )
1262 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1372 {
1263 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1373 line_t &line = ROW(row);
1264 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1374
1375 fill_text (line.t, 'E', ncol);
1376 rend_t *r1 = line.r;
1377
1378 for (int j = ncol; j--; )
1265 *r1++ = fs; 1379 *r1++ = fs;
1380
1381 line.is_longer (0);
1382 line.touch (ncol);
1266 } 1383 }
1267} 1384}
1268 1385
1269/* ------------------------------------------------------------------------- */ 1386/* ------------------------------------------------------------------------- */
1270/* 1387/*
1271 * Insert/Delete <count> lines 1388 * Insert/Delete <count> lines
1272 */ 1389 */
1273/* EXTPROTO */
1274void 1390void
1275rxvt_scr_insdel_lines(pR_ int count, int insdel) 1391rxvt_term::scr_insdel_lines (int count, int insdel)
1276{ 1392{
1277 int end; 1393 int end;
1278 1394
1279 ZERO_SCROLLBACK(R); 1395 ZERO_SCROLLBACK ();
1280 RESET_CHSTAT(R);
1281 1396
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); 1397 selection_check (1);
1288 1398
1289 if (R->screen.cur.row > R->screen.bscroll) 1399 if (screen.cur.row > screen.bscroll)
1400 return;
1401
1402 end = screen.bscroll - screen.cur.row + 1;
1403 if (count > end)
1404 {
1405 if (insdel == DELETE)
1290 return; 1406 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) 1407 else if (insdel == INSERT)
1297 count = end; 1408 count = end;
1298 } 1409 }
1299 R->screen.flags &= ~Screen_WrapNext;
1300 1410
1411 scr_do_wrap ();
1412
1301 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1413 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1302 0);
1303} 1414}
1304 1415
1305/* ------------------------------------------------------------------------- */ 1416/* ------------------------------------------------------------------------- */
1306/* 1417/*
1307 * Insert/Delete <count> characters from the current position 1418 * Insert/Delete <count> characters from the current position
1308 */ 1419 */
1309/* EXTPROTO */
1310void 1420void
1311rxvt_scr_insdel_chars(pR_ int count, int insdel) 1421rxvt_term::scr_insdel_chars (int count, int insdel)
1312{ 1422{
1313 int col, row; 1423 int col, row;
1314 rend_t tr; 1424 rend_t tr;
1315 text_t *stp;
1316 rend_t *srp;
1317 int16_t *slp;
1318 1425
1319 R->want_refresh = 1; 1426 want_refresh = 1;
1320 ZERO_SCROLLBACK(R); 1427 ZERO_SCROLLBACK ();
1321#if 0
1322 RESET_CHSTAT(R);
1323#endif
1324 1428
1325#ifdef RXVT_GRAPHICS
1326 if (rxvt_Gr_Displayed(aR))
1327 rxvt_Gr_scroll(aR_ 0);
1328#endif
1329
1330 if (count <= 0) 1429 if (count <= 0)
1331 return; 1430 return;
1332 1431
1432 scr_do_wrap ();
1433
1333 rxvt_selection_check(aR_ 1); 1434 selection_check (1);
1334 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1435 min_it (count, ncol - screen.cur.col);
1335 1436
1336 row = R->screen.cur.row + R->TermWin.saveLines; 1437 row = screen.cur.row;
1337 R->screen.flags &= ~Screen_WrapNext;
1338 1438
1339 stp = R->screen.text[row]; 1439 line_t *line = &ROW(row);
1340 srp = R->screen.rend[row]; 1440
1341 slp = &(R->screen.tlen[row]); 1441 line->touch ();
1442 line->is_longer (0);
1443
1342 switch (insdel) { 1444 switch (insdel)
1445 {
1343 case INSERT: 1446 case INSERT:
1344 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1447 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1345 col--) { 1448 {
1346 stp[col] = stp[col - count]; 1449 line->t[col] = line->t[col - count];
1347 srp[col] = srp[col - count]; 1450 line->r[col] = line->r[col - count];
1348 } 1451 }
1349 if (*slp != -1) { 1452
1350 *slp += count; 1453 line->l = min (line->l + count, ncol);
1351 MIN_IT(*slp, R->TermWin.ncol); 1454
1352 }
1353 if (R->selection.op && R->current_screen == R->selection.screen 1455 if (selection.op && current_screen == selection.screen
1354 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1456 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1457 {
1355 if (R->selection.end.row != R->screen.cur.row 1458 if (selection.end.row != screen.cur.row
1356 || (R->selection.end.col + count >= R->TermWin.ncol)) 1459 || (selection.end.col + count >= ncol))
1357 CLEAR_SELECTION(R); 1460 CLEAR_SELECTION ();
1461 else
1358 else { /* shift selection */ 1462 { /* shift selection */
1359 R->selection.beg.col += count; 1463 selection.beg.col += count;
1360 R->selection.mark.col += count; /* XXX: yes? */ 1464 selection.mark.col += count; /* XXX: yes? */
1361 R->selection.end.col += count; 1465 selection.end.col += count;
1362 } 1466 }
1363 } 1467 }
1364 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1468
1365 (unsigned int)count, R->rstyle); 1469 scr_blank_line (*line, screen.cur.col, count, rstyle);
1366 break; 1470 break;
1471
1367 case ERASE: 1472 case ERASE:
1368 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1473 screen.cur.col += count; /* don't worry if > ncol */
1369 rxvt_selection_check(aR_ 1); 1474 selection_check (1);
1370 R->screen.cur.col -= count; 1475 screen.cur.col -= count;
1371 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1476
1372 (unsigned int)count, R->rstyle); 1477 line->l = max (line->l - count, 0);
1478 scr_blank_line (*line, screen.cur.col, count, rstyle);
1373 break; 1479 break;
1480
1374 case DELETE: 1481 case DELETE:
1375 tr = srp[R->TermWin.ncol - 1]
1376 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1482 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1483
1377 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1484 for (col = screen.cur.col; (col + count) < ncol; col++)
1485 {
1378 stp[col] = stp[col + count]; 1486 line->t[col] = line->t[col + count];
1379 srp[col] = srp[col + count]; 1487 line->r[col] = line->r[col + count];
1380 } 1488 }
1381 rxvt_blank_line(aR_ 1489
1382 &(stp[R->TermWin.ncol - count]), 1490 line->l = max (line->l - count, 0);
1383 &(srp[R->TermWin.ncol - count]), 1491 scr_blank_line (*line, ncol - count, count, tr);
1384 (unsigned int)count, tr); 1492
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 1493 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1494 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1495 {
1391 if (R->selection.end.row != R->screen.cur.row 1496 if (selection.end.row != screen.cur.row
1392 || (R->screen.cur.col >= R->selection.beg.col - count) 1497 || (screen.cur.col >= selection.beg.col - count)
1393 || R->selection.end.col >= R->TermWin.ncol) 1498 || selection.end.col >= ncol)
1394 CLEAR_SELECTION(R); 1499 CLEAR_SELECTION ();
1395 else { 1500 else
1501 {
1396 /* shift selection */ 1502 /* shift selection */
1397 R->selection.beg.col -= count; 1503 selection.beg.col -= count;
1398 R->selection.mark.col -= count; /* XXX: yes? */ 1504 selection.mark.col -= count; /* XXX: yes? */
1399 R->selection.end.col -= count; 1505 selection.end.col -= count;
1400 } 1506 }
1401 } 1507 }
1508
1402 break; 1509 break;
1403 } 1510 }
1404} 1511}
1405 1512
1406/* ------------------------------------------------------------------------- */ 1513/* ------------------------------------------------------------------------- */
1407/* 1514/*
1408 * Set the scrolling region 1515 * Set the scrolling region
1409 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1516 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1410 */ 1517 */
1411/* EXTPROTO */
1412void 1518void
1413rxvt_scr_scroll_region(pR_ int top, int bot) 1519rxvt_term::scr_scroll_region (int top, int bot)
1414{ 1520{
1415 MAX_IT(top, 0); 1521 max_it (top, 0);
1416 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1522 min_it (bot, nrow - 1);
1523
1417 if (top > bot) 1524 if (top > bot)
1418 return; 1525 return;
1526
1419 R->screen.tscroll = top; 1527 screen.tscroll = top;
1420 R->screen.bscroll = bot; 1528 screen.bscroll = bot;
1421 rxvt_scr_gotorc(aR_ 0, 0, 0); 1529 scr_gotorc (0, 0, 0);
1422} 1530}
1423 1531
1424/* ------------------------------------------------------------------------- */ 1532/* ------------------------------------------------------------------------- */
1425/* 1533/*
1426 * Make the cursor visible/invisible 1534 * Make the cursor visible/invisible
1427 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1535 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1428 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1536 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1429 */ 1537 */
1430/* EXTPROTO */
1431void 1538void
1432rxvt_scr_cursor_visible(pR_ int mode) 1539rxvt_term::scr_cursor_visible (int mode)
1433{ 1540{
1434 R->want_refresh = 1; 1541 want_refresh = 1;
1542
1435 if (mode) 1543 if (mode)
1436 R->screen.flags |= Screen_VisibleCursor; 1544 screen.flags |= Screen_VisibleCursor;
1437 else 1545 else
1438 R->screen.flags &= ~Screen_VisibleCursor; 1546 screen.flags &= ~Screen_VisibleCursor;
1439} 1547}
1440 1548
1441/* ------------------------------------------------------------------------- */ 1549/* ------------------------------------------------------------------------- */
1442/* 1550/*
1443 * Set/unset automatic wrapping 1551 * Set/unset automatic wrapping
1444 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1552 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1445 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1553 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1446 */ 1554 */
1447/* EXTPROTO */
1448void 1555void
1449rxvt_scr_autowrap(pR_ int mode) 1556rxvt_term::scr_autowrap (int mode)
1450{ 1557{
1451 if (mode) 1558 if (mode)
1452 R->screen.flags |= Screen_Autowrap; 1559 screen.flags |= Screen_Autowrap;
1453 else 1560 else
1454 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1561 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1455} 1562}
1456 1563
1457/* ------------------------------------------------------------------------- */ 1564/* ------------------------------------------------------------------------- */
1458/* 1565/*
1459 * Set/unset margin origin mode 1566 * Set/unset margin origin mode
… …
1462 * Relative mode: line numbers are relative to top margin of scrolling region 1569 * Relative mode: line numbers are relative to top margin of scrolling region
1463 * and the cursor cannot be moved outside. 1570 * and the cursor cannot be moved outside.
1464 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1571 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1465 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1572 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1466 */ 1573 */
1467/* EXTPROTO */
1468void 1574void
1469rxvt_scr_relative_origin(pR_ int mode) 1575rxvt_term::scr_relative_origin (int mode)
1470{ 1576{
1471 if (mode) 1577 if (mode)
1472 R->screen.flags |= Screen_Relative; 1578 screen.flags |= Screen_Relative;
1473 else 1579 else
1474 R->screen.flags &= ~Screen_Relative; 1580 screen.flags &= ~Screen_Relative;
1581
1475 rxvt_scr_gotorc(aR_ 0, 0, 0); 1582 scr_gotorc (0, 0, 0);
1476} 1583}
1477 1584
1478/* ------------------------------------------------------------------------- */ 1585/* ------------------------------------------------------------------------- */
1479/* 1586/*
1480 * Set insert/replace mode 1587 * Set insert/replace mode
1481 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1588 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1482 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1589 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1483 */ 1590 */
1484/* EXTPROTO */
1485void 1591void
1486rxvt_scr_insert_mode(pR_ int mode) 1592rxvt_term::scr_insert_mode (int mode)
1487{ 1593{
1488 if (mode) 1594 if (mode)
1489 R->screen.flags |= Screen_Insert; 1595 screen.flags |= Screen_Insert;
1490 else 1596 else
1491 R->screen.flags &= ~Screen_Insert; 1597 screen.flags &= ~Screen_Insert;
1492} 1598}
1493 1599
1494/* ------------------------------------------------------------------------- */ 1600/* ------------------------------------------------------------------------- */
1495/* 1601/*
1496 * Set/Unset tabs 1602 * Set/Unset tabs
1497 * XTERM_SEQ: Set tab at current column : ESC H 1603 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1604 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1605 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1606 */
1501/* EXTPROTO */
1502void 1607void
1503rxvt_scr_set_tab(pR_ int mode) 1608rxvt_term::scr_set_tab (int mode)
1504{ 1609{
1505 if (mode < 0) 1610 if (mode < 0)
1506 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1611 memset (tabs, 0, ncol * sizeof (char));
1507 else if (R->screen.cur.col < R->TermWin.ncol) 1612 else if (screen.cur.col < ncol)
1508 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1613 tabs [screen.cur.col] = !!mode;
1509} 1614}
1510 1615
1511/* ------------------------------------------------------------------------- */ 1616/* ------------------------------------------------------------------------- */
1512/* 1617/*
1513 * Set reverse/normal video 1618 * Set reverse/normal video
1514 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1619 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1515 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1620 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1516 */ 1621 */
1517/* EXTPROTO */
1518void 1622void
1519rxvt_scr_rvideo_mode(pR_ int mode) 1623rxvt_term::scr_rvideo_mode (int mode)
1520{ 1624{
1521 XGCValues gcvalue; 1625 XGCValues gcvalue;
1522 1626
1523 if (R->rvideo != mode) { 1627 if (rvideo != mode)
1628 {
1524 R->rvideo = mode; 1629 rvideo = mode;
1525 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1630 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1526#if defined(XPM_BACKGROUND) 1631#if XPM_BACKGROUND
1527 if (R->bgPixmap.pixmap == None) 1632 if (bgPixmap.pixmap == None)
1528#endif 1633#endif
1529#if defined(TRANSPARENT) 1634#if TRANSPARENT
1530 if (!(R->Options & Opt_transparent) || R->am_transparent == 0) 1635 if (! OPTION (Opt_transparent) || am_transparent == 0)
1531#endif 1636#endif
1532 XSetWindowBackground(R->Xdisplay, R->TermWin.vt, 1637 XSetWindowBackground (display->display, vt,
1533 R->PixColors[Color_bg]); 1638 pix_colors[Color_bg]);
1534 1639
1535 gcvalue.foreground = R->PixColors[Color_fg]; 1640 gcvalue.foreground = pix_colors[Color_fg];
1536 gcvalue.background = R->PixColors[Color_bg]; 1641 gcvalue.background = pix_colors[Color_bg];
1537 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1642 XChangeGC (display->display, gc, GCBackground | GCForeground,
1538 &gcvalue); 1643 &gcvalue);
1539 rxvt_scr_clear(aR); 1644 scr_clear ();
1540 rxvt_scr_touch(aR_ True); 1645 scr_touch (true);
1541 } 1646 }
1542} 1647}
1543 1648
1544/* ------------------------------------------------------------------------- */ 1649/* ------------------------------------------------------------------------- */
1545/* 1650/*
1546 * Report current cursor position 1651 * Report current cursor position
1547 * XTERM_SEQ: Report position: ESC [ 6 n 1652 * XTERM_SEQ: Report position: ESC [ 6 n
1548 */ 1653 */
1549/* EXTPROTO */
1550void 1654void
1551rxvt_scr_report_position(pR) 1655rxvt_term::scr_report_position ()
1552{ 1656{
1553 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1657 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1554} 1658}
1555 1659
1556/* ------------------------------------------------------------------------- * 1660/* ------------------------------------------------------------------------- *
1557 * FONTS * 1661 * FONTS *
1558 * ------------------------------------------------------------------------- */ 1662 * ------------------------------------------------------------------------- */
1559 1663
1560/* 1664/*
1561 * Set font style 1665 * Set font style
1562 */ 1666 */
1563/* INTPROTO */
1564void 1667void
1565rxvt_set_font_style(pR) 1668rxvt_term::set_font_style ()
1566{ 1669{
1670#if 0
1567 switch (R->charsets[R->screen.charset]) { 1671 switch (charsets [screen.charset])
1672 {
1568 case '0': /* DEC Special Character & Line Drawing Set */ 1673 case '0': /* DEC Special Character & Line Drawing Set */
1569 break; 1674 break;
1570 case 'A': /* United Kingdom (UK) */ 1675 case 'A': /* United Kingdom (UK) */
1571 break; 1676 break;
1572 case 'B': /* United States (USASCII) */ 1677 case 'B': /* United States (USASCII) */
1573 break; 1678 break;
1574 case '<': /* Multinational character set */ 1679 case '<': /* Multinational character set */
1575 break; 1680 break;
1576 case '5': /* Finnish character set */ 1681 case '5': /* Finnish character set */
1577 break; 1682 break;
1578 case 'C': /* Finnish character set */ 1683 case 'C': /* Finnish character set */
1579 break; 1684 break;
1580 case 'K': /* German character set */ 1685 case 'K': /* German character set */
1581 break; 1686 break;
1582 } 1687 }
1688#endif
1583} 1689}
1584 1690
1585/* ------------------------------------------------------------------------- */ 1691/* ------------------------------------------------------------------------- */
1586/* 1692/*
1587 * Choose a font 1693 * Choose a font
1588 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1694 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1589 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1695 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1590 * XTERM_SEQ: Invoke G2 character set: ESC N 1696 * XTERM_SEQ: Invoke G2 character set: ESC N
1591 * XTERM_SEQ: Invoke G3 character set: ESC O 1697 * XTERM_SEQ: Invoke G3 character set: ESC O
1592 */ 1698 */
1593/* EXTPROTO */
1594void 1699void
1595rxvt_scr_charset_choose(pR_ int set) 1700rxvt_term::scr_charset_choose (int set)
1596{ 1701{
1597 R->screen.charset = set; 1702 screen.charset = set;
1598 rxvt_set_font_style(aR); 1703 set_font_style ();
1599} 1704}
1600 1705
1601/* ------------------------------------------------------------------------- */ 1706/* ------------------------------------------------------------------------- */
1602/* 1707/*
1603 * Set a font 1708 * Set a font
… …
1605 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1710 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1606 * XTERM_SEQ: Set G2 character set: ESC * <C> 1711 * XTERM_SEQ: Set G2 character set: ESC * <C>
1607 * XTERM_SEQ: Set G3 character set: ESC + <C> 1712 * XTERM_SEQ: Set G3 character set: ESC + <C>
1608 * See set_font_style for possible values for <C> 1713 * See set_font_style for possible values for <C>
1609 */ 1714 */
1610/* EXTPROTO */
1611void 1715void
1612rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1716rxvt_term::scr_charset_set (int set, unsigned int ch)
1613{ 1717{
1614 R->charsets[set] = (unsigned char)ch; 1718 charsets[set] = (unsigned char)ch;
1615 rxvt_set_font_style(aR); 1719 set_font_style ();
1616} 1720}
1617 1721
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 1722
1640/* ------------------------------------------------------------------------- * 1723/* ------------------------------------------------------------------------- *
1641 * MAJOR SCREEN MANIPULATION * 1724 * MAJOR SCREEN MANIPULATION *
1642 * ------------------------------------------------------------------------- */ 1725 * ------------------------------------------------------------------------- */
1643 1726
1644/* 1727/*
1728 * refresh matching text.
1729 */
1730bool
1731rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)
1732{
1733 bool found = false;
1734
1735 for (int i = 0; i < nrow; i++)
1736 {
1737 int col = 0;
1738 rend_t *drp = drawn_buf[i].r;
1739
1740 for (; col < ncol; col++, drp++)
1741 if ((*drp & mask) == value)
1742 {
1743 found = true;
1744 *drp = ~value;
1745 }
1746 }
1747
1748 return found;
1749}
1750
1751/*
1645 * Refresh an area 1752 * Refresh an area
1646 */ 1753 */
1647enum { 1754enum {
1648 PART_BEG = 0, 1755 PART_BEG = 0,
1649 PART_END, 1756 PART_END,
1650 RC_COUNT 1757 RC_COUNT
1651}; 1758};
1652 1759
1653/* EXTPROTO */
1654void 1760void
1655rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1761rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)
1656{ 1762{
1657 int i; 1763 int i;
1658 row_col_t rc[RC_COUNT]; 1764 row_col_t rc[RC_COUNT];
1659 1765
1660 if (R->drawn_text == NULL) /* sanity check */ 1766 if (!drawn_buf) /* sanity check */
1661 return; 1767 return;
1662 1768
1663#ifdef DEBUG_STRICT 1769#ifndef NO_SLOW_LINK_SUPPORT
1664 x = max(x, (int)R->TermWin.int_bwidth); 1770 if (refresh_type == FAST_REFRESH && !display->is_local)
1665 x = min(x, (int)R->TermWin.width); 1771 {
1666 y = max(y, (int)R->TermWin.int_bwidth); 1772 y = 0;
1667 y = min(y, (int)R->TermWin.height); 1773 eheight = height;
1774 }
1668#endif 1775#endif
1669 1776
1670/* round down */ 1777 /* round down */
1671 rc[PART_BEG].col = Pixel2Col(x); 1778 rc[PART_BEG].col = Pixel2Col (x);
1672 rc[PART_BEG].row = Pixel2Row(y); 1779 rc[PART_BEG].row = Pixel2Row (y);
1673/* round up */ 1780 /* round up */
1674 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1781 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1675 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1782 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1676 1783
1677/* sanity checks */ 1784 /* sanity checks */
1678 for (i = PART_BEG; i < RC_COUNT; i++) { 1785 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 } 1786 {
1787 min_it (rc[i].col, ncol - 1);
1788 min_it (rc[i].row, nrow - 1);
1789 }
1682 1790
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++) 1791 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1686 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1792 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 1793
1794 num_scr_allow = 0;
1795
1689 if (refresh) 1796 if (refresh)
1690 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1797 scr_refresh ();
1691} 1798}
1692 1799
1693/* ------------------------------------------------------------------------- */ 1800/* ------------------------------------------------------------------------- */
1694/* 1801/*
1695 * Refresh the entire screen 1802 * Refresh the entire screen
1696 */ 1803 */
1697/* EXTPROTO */
1698void 1804void
1699rxvt_scr_touch(pR_ Bool refresh) 1805rxvt_term::scr_touch (bool refresh)
1700{ 1806{
1701 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1807 scr_expose (0, 0, width, height, refresh);
1702} 1808}
1703 1809
1704/* ------------------------------------------------------------------------- */ 1810/* ------------------------------------------------------------------------- */
1705/* 1811/*
1706 * Move the display so that the line represented by scrollbar value Y is at 1812 * Move the display so that the line represented by scrollbar value Y is at
1707 * the top of the screen 1813 * the top of the screen
1708 */ 1814 */
1709/* EXTPROTO */ 1815void
1710int
1711rxvt_scr_move_to(pR_ int y, int len) 1816rxvt_term::scr_move_to (int y, int len)
1712{ 1817{
1713 long p = 0; 1818 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} 1819}
1727 1820
1728/* ------------------------------------------------------------------------- */ 1821/* ------------------------------------------------------------------------- */
1729/* 1822/*
1730 * Page the screen up/down nlines 1823 * Page the screen up/down nlines
1731 * direction should be UP or DN 1824 * direction should be UP or DN
1732 */ 1825 */
1733/* EXTPROTO */ 1826bool
1734int
1735rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1827rxvt_term::scr_page (enum page_dirn direction, int nlines)
1736{ 1828{
1737 int n; 1829 int new_view_start =
1738 uint16_t oldviewstart; 1830 direction == UP ? view_start - nlines
1831 : view_start + nlines;
1739 1832
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); 1833 return scr_changeview (new_view_start);
1753} 1834}
1754 1835
1755/* INTPROTO */ 1836bool
1756int 1837rxvt_term::scr_changeview (int new_view_start)
1757rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1758{ 1838{
1759 if (R->TermWin.view_start != oldviewstart) { 1839 clamp_it (new_view_start, top_row, 0);
1840
1841 if (new_view_start == view_start)
1842 return false;
1843
1844 num_scr += new_view_start - view_start;
1845 view_start = new_view_start;
1760 R->want_refresh = 1; 1846 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 1847
1848 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1849
1850 return true;
1851}
1852
1770/* ------------------------------------------------------------------------- */ 1853/* ------------------------------------------------------------------------- */
1771/* EXTPROTO */
1772void 1854void
1773rxvt_scr_bell(pR) 1855rxvt_term::scr_bell ()
1774{ 1856{
1775#ifndef NO_BELL 1857#ifndef NO_BELL
1858
1776# ifndef NO_MAPALERT 1859# ifndef NO_MAPALERT
1777# ifdef MAPALERT_OPTION 1860# ifdef MAPALERT_OPTION
1778 if (R->Options & Opt_mapAlert) 1861 if (OPTION (Opt_mapAlert))
1779# endif 1862# endif
1780 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1863 XMapWindow (display->display, parent[0]);
1781# endif 1864# endif
1782 if (R->Options & Opt_visualBell) { 1865
1866 if (OPTION (Opt_visualBell))
1867 {
1783 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1868 scr_rvideo_mode (!rvideo); /* refresh also done */
1869 display->flush ();
1870 rxvt_usleep (VISUAL_BELL_DURATION);
1784 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1871 scr_rvideo_mode (!rvideo); /* refresh also done */
1872 }
1785 } else 1873 else
1786 XBell(R->Xdisplay, 0); 1874 XBell (display->display, 0);
1875
1787#endif 1876#endif
1788} 1877}
1789 1878
1790/* ------------------------------------------------------------------------- */ 1879/* ------------------------------------------------------------------------- */
1791/* ARGSUSED */ 1880/* ARGSUSED */
1792/* EXTPROTO */
1793void 1881void
1794rxvt_scr_printscreen(pR_ int fullhist) 1882rxvt_term::scr_printscreen (int fullhist)
1795{ 1883{
1796#ifdef PRINTPIPE 1884#ifdef PRINTPIPE
1797 int i, r1, nrows, row_offset; 1885 int nrows, row_start;
1798 text_t *t; 1886 FILE *fd;
1799 FILE *fd;
1800 1887
1801 if ((fd = rxvt_popen_printer(aR)) == NULL) 1888 if ((fd = popen_printer ()) == NULL)
1802 return; 1889 return;
1803 nrows = R->TermWin.nrow; 1890
1804 row_offset = R->TermWin.saveLines;
1805 if (!fullhist) 1891 if (fullhist)
1806 row_offset -= R->TermWin.view_start;
1807 else {
1808 nrows += R->TermWin.nscrolled;
1809 row_offset -= R->TermWin.nscrolled;
1810 } 1892 {
1893 nrows = nrow - top_row;
1894 row_start = top_row;
1895 }
1896 else
1897 {
1898 nrows = nrow;
1899 row_start = view_start;
1900 }
1811 1901
1902 wctomb (0, 0);
1903
1812 for (r1 = 0; r1 < nrows; r1++) { 1904 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 } 1905 {
1906 text_t *tp = ROW(r1).t;
1907 int len = ROW(r1).l;
1908
1909 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1910 {
1911 char mb[MB_LEN_MAX];
1912 text_t t = *tp++;
1913 if (t == NOCHAR)
1914 continue;
1915
1916 len = wctomb (mb, t);
1917
1918 if (len <= 0)
1919 {
1920 mb[0] = ' ';
1921 len = 1;
1922 }
1923
1924 fwrite (mb, 1, len, fd);
1925 }
1926
1927 fputc ('\n', fd);
1928 }
1929
1819 rxvt_pclose_printer(fd); 1930 pclose_printer (fd);
1820#endif 1931#endif
1821} 1932}
1822 1933
1823/* ------------------------------------------------------------------------- */ 1934/* ------------------------------------------------------------------------- */
1824/* 1935/*
1825 * Refresh the screen 1936 * Refresh the screen
1826 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1937 * 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. 1938 * screen.text/screen.rend contain what the screen will change to.
1828 */ 1939 */
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 1940void
1850rxvt_scr_refresh(pR_ unsigned char refresh_type) 1941rxvt_term::scr_refresh ()
1851{ 1942{
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 */ 1943 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 */ 1944 showcursor; /* show the cursor */
1861 int fore, back; /* desired foreground/background */
1862 int16_t col, row, /* column/row we're processing */ 1945 int16_t col, row, /* column/row we're processing */
1863 ocrow; /* old cursor row */ 1946 ocrow; /* old cursor row */
1864 int cursorwidth;
1865 int i, /* tmp */ 1947 int i; /* tmp */
1866 row_offset; /* basic offset in screen structure */
1867#ifndef NO_CURSORCOLOR 1948#ifndef NO_CURSORCOLOR
1868 rend_t cc1; /* store colours at cursor position(s) */ 1949 rend_t cc1; /* store colours at cursor position (s) */
1869 rend_t cc2; /* store colours at cursor position(s) */
1870#endif 1950#endif
1871 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1951 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 1952
1953 want_refresh = 0; /* screen is current */
1954
1875 if (refresh_type == NO_REFRESH || !R->TermWin.mapped) 1955 if (refresh_type == NO_REFRESH || !mapped)
1876 return; 1956 return;
1877 1957
1878 /* 1958 /*
1879 * A: set up vars 1959 * A: set up vars
1880 */ 1960 */
1881 clearfirst = clearlast = must_clear = wbyte = 0; 1961 must_clear = 0;
1882#ifndef NO_BOLDFONT 1962 refresh_count = 0;
1883 bfont = 0;
1884#endif
1885 1963
1886 if (R->currmaxcol < R->TermWin.ncol) 1964#if XPM_BACKGROUND
1965 must_clear |= bgPixmap.pixmap != None;
1966#endif
1967#if TRANSPARENT
1968 must_clear |= OPTION (Opt_transparent) && am_transparent;
1969#endif
1970 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1971
1972 /*
1973 * B: reverse any characters which are selected
1974 */
1975 scr_reverse_selection ();
1976
1977 /*
1978 * C: set the cursor character (s)
1979 */
1980 {
1981 unsigned char setoldcursor;
1982 rend_t ccol1, /* Cursor colour */
1983 ccol2; /* Cursor colour2 */
1984
1985 showcursor = (screen.flags & Screen_VisibleCursor);
1986#ifdef CURSOR_BLINK
1987 if (hidden_cursor)
1988 showcursor = 0;
1989#endif
1990
1991 if (showcursor)
1887 { 1992 {
1888 R->currmaxcol = R->TermWin.ncol; 1993 int col = screen.cur.col;
1889 R->buffer = (char *)rxvt_realloc (R->buffer,
1890 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1891 }
1892 1994
1893 buffer = R->buffer; 1995 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1894 R->refresh_count = 0; 1996 col--;
1895 1997
1896 row_offset = R->TermWin.saveLines - R->TermWin.view_start; 1998 crp = &ROW(screen.cur.row).r[col];
1897 1999
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) 2000 if (showcursor && focus)
1935 { 2001 {
1936 cursorwidth++; 2002 if (OPTION (Opt_cursorUnderline))
1937 2003 *crp ^= RS_Uline;
1938 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2004 else
1939 [R->screen.cur.col]);
1940
1941 if (showcursor && R->TermWin.focus)
1942 { 2005 {
1943 *srp ^= RS_RVid; 2006 *crp ^= RS_RVid;
2007
1944#ifndef NO_CURSORCOLOR 2008#ifndef NO_CURSORCOLOR
1945 cc1 = *srp & (RS_fgMask | RS_bgMask); 2009 cc1 = *crp & (RS_fgMask | RS_bgMask);
1946 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2010 if (ISSET_PIXCOLOR (Color_cursor))
1947 ccol1 = Color_cursor; 2011 ccol1 = Color_cursor;
1948 else 2012 else
1949#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2013#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1950 ccol1 = GET_FGCOLOR(R->rstyle); 2014 ccol1 = fgcolor_of (rstyle);
1951#else 2015#else
1952 ccol1 = Color_fg; 2016 ccol1 = Color_fg;
1953#endif 2017#endif
1954 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2018 if (ISSET_PIXCOLOR (Color_cursor2))
1955 ccol2 = Color_cursor2; 2019 ccol2 = Color_cursor2;
1956 else 2020 else
1957#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2021#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1958 ccol2 = GET_BGCOLOR(R->rstyle); 2022 ccol2 = bgcolor_of (rstyle);
1959#else 2023#else
1960 ccol2 = Color_bg; 2024 ccol2 = Color_bg;
1961#endif 2025#endif
1962 *srp = SET_FGCOLOR(*srp, ccol1); 2026 *crp = SET_FGCOLOR (*crp, ccol1);
1963 *srp = SET_BGCOLOR(*srp, ccol2); 2027 *crp = SET_BGCOLOR (*crp, ccol2);
1964#endif 2028#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 } 2029 }
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 } 2030 }
1994 } 2031 }
2032
2033 /* make sure no outline cursor is left around */
2034 setoldcursor = 0;
2035 if (ocrow != -1)
2036 {
2037 if (screen.cur.row - view_start != ocrow
2038 || screen.cur.col != oldcursor.col)
2039 {
2040 if (ocrow < nrow
2041 && oldcursor.col < ncol)
2042 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2043
2044 if (focus || !showcursor)
2045 oldcursor.row = -1;
2046 else
2047 setoldcursor = 1;
2048 }
1995 } 2049 }
2050 else if (!focus)
2051 setoldcursor = 1;
2052
2053 if (setoldcursor)
2054 {
2055 if (screen.cur.row - view_start >= nrow)
2056 oldcursor.row = -1;
2057 else
2058 {
2059 oldcursor.row = screen.cur.row - view_start;
2060 oldcursor.col = screen.cur.col;
2061 }
2062 }
2063 }
2064
2065 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2066#if ENABLE_OVERLAY
2067 scr_swap_overlay ();
2068#endif
1996 2069
1997#ifndef NO_SLOW_LINK_SUPPORT 2070#ifndef NO_SLOW_LINK_SUPPORT
1998/* 2071 /*
1999 * D: CopyArea pass - very useful for slower links 2072 * D: CopyArea pass - very useful for slower links
2000 * This has been deliberately kept simple. 2073 * This has been deliberately kept simple.
2001 */ 2074 */
2002 i = R->num_scr; 2075 if (!display->is_local
2003 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2076 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2004 && abs(i) < R->TermWin.nrow && !must_clear) 2077 && abs (num_scr) < nrow && !must_clear)
2005 { 2078 {
2006 int16_t nits; 2079 int16_t nits;
2007 int j; 2080 int j;
2008 rend_t *drp2; 2081 int len, wlen;
2009 text_t *dtp2; 2082 dLocal (int, num_scr);
2010 int len, wlen;
2011 2083
2012 j = R->TermWin.nrow; 2084 j = nrow;
2013 wlen = len = -1; 2085 wlen = len = -1;
2014 row = i > 0 ? 0 : j - 1; 2086 row = i > 0 ? 0 : j - 1;
2015 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2087 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2016 { 2088 {
2017 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2089 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2018 { 2090 {
2019 stp = R->screen.text[row + row_offset]; 2091 line_t s = ROW(view_start + row);
2020 srp = R->screen.rend[row + row_offset];
2021 dtp = R->drawn_text[row]; 2092 line_t d = drawn_buf[row];
2022 dtp2 = R->drawn_text[row + i]; 2093 line_t d2 = drawn_buf[row + i];
2023 drp = R->drawn_rend[row];
2024 drp2 = R->drawn_rend[row + i];
2025 2094
2026 for (nits = 0, col = R->TermWin.ncol; col--; ) 2095 for (nits = 0, col = ncol; col--; )
2027 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2096 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2028 nits--; 2097 nits--;
2029 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2098 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2030 nits++; 2099 nits++;
2031 2100
2032 if (nits > 8) /* XXX: arbitrary choice */ 2101 if (nits > 8) /* XXX: arbitrary choice */
2102 {
2103 for (col = ncol; col--; )
2033 { 2104 {
2034 for (col = R->TermWin.ncol; col--; ) 2105 *d.t++ = *d2.t++;
2106 *d.r++ = *d2.r++;
2107 }
2108
2109 if (len == -1)
2110 len = row;
2111
2112 wlen = row;
2113 continue;
2114 }
2115 }
2116
2117 if (len != -1)
2118 {
2119 /* also comes here at end if needed because of >= above */
2120 if (wlen < len)
2121 ::swap (wlen, len);
2122
2123 XCopyArea (display->display, vt, vt,
2124 gc, 0, Row2Pixel (len + i),
2125 (unsigned int)this->width,
2126 (unsigned int)Height2Pixel (wlen - len + 1),
2127 0, Row2Pixel (len));
2128 len = -1;
2129 }
2130 }
2131 }
2132#endif
2133
2134 /*
2135 * E: main pass across every character
2136 */
2137 for (row = 0; row < nrow; row++)
2138 {
2139 text_t *stp = ROW(view_start + row).t;
2140 rend_t *srp = ROW(view_start + row).r;
2141 text_t *dtp = drawn_buf[row].t;
2142 rend_t *drp = drawn_buf[row].r;
2143
2144 /*
2145 * E2: OK, now the real pass
2146 */
2147 int ypixel = (int)Row2Pixel (row);
2148
2149 for (col = 0; col < ncol; col++)
2150 {
2151 /* compare new text with old - if exactly the same then continue */
2152 if (stp[col] == dtp[col] /* Must match characters to skip. */
2153 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2154 || (stp[col] == ' ' /* space w/ no background change */
2155 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2156 continue;
2157
2158 // redraw one or more characters
2159
2160 // seek to the beginning of wide characters
2161 while (stp[col] == NOCHAR && col > 0)
2162 --col;
2163
2164 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2165 text_t *text = stp + col;
2166 int count = 1;
2167
2168 dtp[col] = stp[col];
2169 drp[col] = rend;
2170
2171 int xpixel = Col2Pixel (col);
2172
2173 for (i = 0; ++col < ncol; )
2174 {
2175 if (stp[col] == NOCHAR)
2176 {
2177 dtp[col] = stp[col];
2178 drp[col] = rend;
2179 count++;
2180 i++;
2181
2182 continue;
2183 }
2184
2185 if (!RS_SAME (rend, srp[col]))
2186 break;
2187
2188 count++;
2189
2190 if (stp[col] != dtp[col]
2191 || !RS_SAME (srp[col], drp[col]))
2192 {
2193 if (must_clear && (i++ > count / 2))
2194 break;
2195
2196 dtp[col] = stp[col];
2197 drp[col] = rend;
2198 i = 0;
2199 }
2200 else if (must_clear || (stp[col] != ' ' && ++i >= 16))
2201 break;
2202 }
2203
2204 col--; /* went one too far. move back */
2205 count -= i; /* dump any matching trailing chars */
2206
2207 // sometimes we optimize away the trailing NOCHAR's, add them back
2208 while (i && text[count] == NOCHAR)
2209 count++, i--;
2210
2211 /*
2212 * Determine the attributes for the string
2213 */
2214 int fore = fgcolor_of (rend); // desired foreground
2215 int back = bgcolor_of (rend); // desired background
2216
2217 // only do special processing if any attributes are set, which is unlikely
2218 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2219 {
2220#if ENABLE_STYLES
2221 // force redraw after "careful" characters to avoid pixel droppings
2222 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2223 drp[col + 1] = ~srp[col + 1];
2224
2225 // include previous careful character(s) if possible, looks nicer (best effort...)
2226 while (text > stp
2227 && srp[text - stp - 1] & RS_Careful
2228 && RS_SAME (rend, srp[text - stp - 1]))
2229 text--, count++, xpixel -= fwidth;
2230#endif
2231
2232 bool invert = rend & RS_RVid;
2233
2234#ifndef NO_BOLD_UNDERLINE_REVERSE
2235 if (rend & RS_Bold
2236 && fore == Color_fg)
2237 {
2238 if (ISSET_PIXCOLOR (Color_BD))
2239 fore = Color_BD;
2240# if !ENABLE_STYLES
2241 else
2242 invert = !invert;
2243# endif
2244 }
2245
2246 if (rend & RS_Italic
2247 && fore == Color_fg)
2248 {
2249 if (ISSET_PIXCOLOR (Color_IT))
2250 fore = Color_IT;
2251# if !ENABLE_STYLES
2252 else
2253 invert = !invert;
2254# endif
2255 }
2256
2257 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))
2258 fore = Color_UL;
2259#endif
2260
2261 if (invert)
2262 {
2263 ::swap (fore, back);
2264
2265#ifndef NO_BOLD_UNDERLINE_REVERSE
2266 if (ISSET_PIXCOLOR (Color_RV))
2267 back = Color_RV;
2268
2269 if (fore == back)
2270 {
2271 fore = Color_bg;
2272 back = Color_fg;
2273 }
2274#endif
2275 }
2276
2277#ifdef TEXT_BLINK
2278 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2279 {
2280 if (!text_blink_ev.active)
2281 {
2282 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2283 hidden_text = 0;
2284 }
2285 else if (hidden_text)
2286 fore = back;
2287 }
2288#endif
2289 }
2290
2291 /*
2292 * Actually do the drawing of the string here
2293 */
2294 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2295
2296 if (back == fore)
2297 font->clear_rect (*drawable, xpixel, ypixel,
2298 fwidth * count, fheight,
2299 back);
2300 else if (back == Color_bg)
2301 {
2302 if (must_clear)
2303 {
2304 CLEAR_CHARS (xpixel, ypixel, count);
2305
2306 for (i = 0; i < count; i++) /* don't draw empty strings */
2307 if (text[i] != ' ')
2035 { 2308 {
2036 *dtp++ = *dtp2++; 2309 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2037 *drp++ = *drp2++; 2310 break;
2038 } 2311 }
2039
2040 if (len == -1)
2041 len = row;
2042
2043 wlen = row;
2044 continue;
2045 } 2312 }
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 2313 else
2157 rvid = !rvid; /* fall back */ 2314 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2158 } 2315 }
2159#endif 2316 else
2160 if (rvid) 2317 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2318
2319 if (rend & RS_Uline && font->descent > 1 && fore != back)
2161 { 2320 {
2162 SWAP_IT(fore, back, int); 2321#if ENABLE_FRILLS
2163 2322 if (ISSET_PIXCOLOR (Color_underline))
2164#ifndef NO_BOLD_UNDERLINE_REVERSE 2323 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 2324 else
2214 font->draw (xpixel, ypixel, text, count, fore, Color_bg); 2325#endif
2215 } 2326 XSetForeground (display->display, gc, pix_colors[fore]);
2216 else
2217 font->draw (xpixel, ypixel, text, count, fore, back);
2218 2327
2219 if ((rend & RS_Uline) && (font->descent > 1))
2220 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc, 2328 XDrawLine (display->display, drawBuffer, gc,
2221 xpixel, ypixel + font->ascent + 1, 2329 xpixel, ypixel + font->ascent + 1,
2222 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2330 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2331 }
2223 } /* for (col....) */ 2332 } /* for (col....) */
2224 } /* for (row....) */ 2333 } /* for (row....) */
2225 2334
2226/* 2335#if ENABLE_OVERLAY
2336 scr_swap_overlay ();
2337#endif
2338 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2339
2340 /*
2227 * G: cleanup cursor and display outline cursor if necessary 2341 * G: cleanup cursor and display outline cursor if necessary
2228 */ 2342 */
2229 if (showcursor) { 2343 if (showcursor)
2230 if (R->TermWin.focus) { 2344 {
2231 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2345 if (focus)
2232 [R->screen.cur.col]); 2346 {
2347 if (OPTION (Opt_cursorUnderline))
2348 *crp ^= RS_Uline;
2349 else
2350 {
2233 *srp ^= RS_RVid; 2351 *crp ^= RS_RVid;
2234#ifndef NO_CURSORCOLOR 2352#ifndef NO_CURSORCOLOR
2235 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2353 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2236#endif 2354#endif
2355 }
2356 }
2237 } else if (R->oldcursor.row >= 0) { 2357 else if (oldcursor.row >= 0)
2358 {
2359 int cursorwidth = 1;
2360 int col = oldcursor.col;
2361
2362 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2363 col--;
2364
2365 while (col + cursorwidth < ncol
2366 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2367 cursorwidth++;
2368
2238#ifndef NO_CURSORCOLOR 2369#ifndef NO_CURSORCOLOR
2239 unsigned long gcmask; /* Graphics Context mask */
2240
2241 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) { 2370 if (ISSET_PIXCOLOR (Color_cursor))
2242 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]); 2371 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2243 }
2244#endif 2372#endif
2373
2245 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2374 XDrawRectangle (display->display, drawBuffer, gc,
2246 Col2Pixel(R->oldcursor.col), 2375 Col2Pixel (col),
2247 Row2Pixel(R->oldcursor.row), 2376 Row2Pixel (oldcursor.row),
2248 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2377 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2249 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1)); 2378 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2250 } 2379 }
2251 } 2380 }
2252/* 2381
2382 /*
2253 * H: cleanup selection 2383 * H: cleanup selection
2254 */ 2384 */
2255 rxvt_scr_reverse_selection(aR); 2385 scr_reverse_selection ();
2256 2386
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; 2387 num_scr = 0;
2281 R->num_scr_allow = 1; 2388 num_scr_allow = 1;
2282 R->want_refresh = 0; /* screen is current */
2283} 2389}
2284/* ------------------------------------------------------------------------- */
2285 2390
2286/* EXTPROTO */
2287void 2391void
2288rxvt_scr_clear(pR) 2392rxvt_term::scr_remap_chars (line_t &l)
2289{ 2393{
2290 if (!R->TermWin.mapped) 2394 if (!l.t)
2291 return; 2395 return;
2292 R->num_scr_allow = 0; 2396
2293 R->want_refresh = 1; 2397 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2398
2399 for (int i = ncol; i--; )
2400 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2401}
2402
2403void
2404rxvt_term::scr_remap_chars ()
2405{
2406 for (int i = total_rows; i--; )
2407 scr_remap_chars (row_buf [i]);
2408
2409 for (int i = nrow; i--; )
2410 {
2411 scr_remap_chars (drawn_buf [i]);
2412 scr_remap_chars (swap_buf [i]);
2413 }
2414}
2415
2416void
2417rxvt_term::scr_recolour ()
2418{
2419 if (1
2294#ifdef TRANSPARENT 2420#if TRANSPARENT
2295 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) { 2421 && !am_transparent
2296 int i; 2422#endif
2423#if XPM_BACKGROUND
2424 && !bgPixmap.pixmap
2425#endif
2426 )
2427 {
2428 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2429 XClearWindow (display->display, parent[0]);
2430 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2431#if HAVE_SCROLLBARS
2432 if (scrollBar.win)
2433 {
2434 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2435 scrollBar.setIdle ();
2436 scrollbar_show (0);
2437 }
2438#endif
2439 }
2297 2440
2298 if (!(R->Options & Opt_transparent_all)) 2441 scr_clear ();
2299 i = 0; 2442 scr_touch (true);
2443 want_refresh = 1;
2444}
2445
2446/* ------------------------------------------------------------------------- */
2447void
2448rxvt_term::scr_clear (bool really)
2449{
2450 if (!mapped)
2451 return;
2452
2453 num_scr_allow = 0;
2454 want_refresh = 1;
2455
2456 if (really)
2457 XClearWindow (display->display, vt);
2458}
2459
2460void
2461rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2)
2462{
2463 int view_end = view_start + nrow;
2464 int row, col;
2465
2466 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2467 {
2468 text_t *stp = ROW(row).t;
2469 rend_t *srp = ROW(row).r;
2470
2471 for (col = beg_col; col < end_col; col++)
2472 srp[col] ^= rstyle1;
2473
2474 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2475 srp[col] ^= rstyle2;
2476
2477 if (++col < end_col)
2478 srp[col] ^= rstyle2;
2479 }
2480}
2481
2482void
2483rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle)
2484{
2485 int view_end = view_start + nrow;
2486 int row, col;
2487
2488 if (beg_row >= view_start)
2489 {
2490 col = beg_col;
2491 row = beg_row;
2492 }
2493 else
2494 {
2495 col = 0;
2496 row = view_start;
2497 }
2498
2499 for (; row < min (end_row, view_end); row++, col = 0)
2500 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2501 srp[col] ^= rstyle;
2502
2503 if (row == end_row)
2504 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2505 srp[col] ^= rstyle;
2506}
2507
2508/* ------------------------------------------------------------------------- */
2509void
2510rxvt_term::scr_reverse_selection ()
2511{
2512 if (selection.op
2513 && current_screen == selection.screen
2514 && selection.end.row >= view_start)
2515 {
2516#if ENABLE_FRILLS
2517 if (selection.rect)
2518 scr_xor_rect (selection.beg.row, selection.beg.col,
2519 selection.end.row, selection.end.col,
2520 RS_RVid, RS_RVid | RS_Uline);
2300 else 2521 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 2522#endif
2307 XClearWindow(R->Xdisplay, R->TermWin.vt); 2523 scr_xor_span (selection.beg.row, selection.beg.col,
2308} 2524 selection.end.row, selection.end.col,
2309 2525 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 } 2526 }
2344} 2527}
2345 2528
2346/* ------------------------------------------------------------------------- */ 2529/* ------------------------------------------------------------------------- */
2347/* 2530/*
2348 * Dump the whole scrollback and screen to the passed filedescriptor. The 2531 * Dump the whole scrollback and screen to the passed filedescriptor. The
2349 * invoking routine must close the fd. 2532 * invoking routine must close the fd.
2350 */ 2533 */
2351#if 0 2534#if 0
2352/* EXTPROTO */
2353void 2535void
2354rxvt_scr_dump(pR_ int fd) 2536rxvt_term::scr_dump (int fd)
2355{ 2537{
2356 int row, wrote; 2538 int row, wrote;
2357 unsigned int width, towrite; 2539 unsigned int width, towrite;
2358 char r1[] = "\n"; 2540 char r1[] = "\n";
2359 2541
2360 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2542 for (row = saveLines - nsaved;
2361 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2543 row < saveLines + nrow - 1; row++)
2362 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2544 {
2363 : R->TermWin.ncol; 2545 width = row_buf[row].l >= 0 ? row_buf[row].l
2546 : ncol;
2364 for (towrite = width; towrite; towrite -= wrote) { 2547 for (towrite = width; towrite; towrite -= wrote)
2548 {
2365 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2549 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2366 towrite); 2550 towrite);
2367 if (wrote < 0) 2551 if (wrote < 0)
2368 return; /* XXX: death, no report */ 2552 return; /* XXX: death, no report */
2369 } 2553 }
2370 if (R->screen.tlen[row] >= 0) 2554 if (row_buf[row].l >= 0)
2371 if (write(fd, r1, 1) <= 0) 2555 if (write (fd, r1, 1) <= 0)
2372 return; /* XXX: death, no report */ 2556 return; /* XXX: death, no report */
2373 } 2557 }
2374} 2558}
2375#endif 2559#endif
2376 2560
2377/* ------------------------------------------------------------------------- * 2561/* ------------------------------------------------------------------------- *
2378 * CHARACTER SELECTION * 2562 * CHARACTER SELECTION *
2379 * ------------------------------------------------------------------------- */ 2563 * ------------------------------------------------------------------------- */
2380
2381/*
2382 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2383 */
2384/* EXTPROTO */
2385void 2564void
2386rxvt_selection_check(pR_ int check_more) 2565rxvt_term::selection_check (int check_more)
2387{ 2566{
2388 row_col_t pos; 2567 row_col_t pos;
2389 2568
2390 if (!R->selection.op) 2569 if (!selection.op)
2391 return; 2570 return;
2392 2571
2393 pos.row = pos.col = 0; 2572 pos.row = pos.col = 0;
2394 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2573 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2395 || (R->selection.beg.row >= R->TermWin.nrow) 2574 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2396 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2575 || !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 2576 || (check_more == 1
2401 && R->current_screen == R->selection.screen 2577 && current_screen == selection.screen
2402 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2578 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2403 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2579 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2404 || (check_more == 2 2580 || (check_more == 2
2405 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2581 && ROWCOL_IS_BEFORE (selection.beg, pos)
2406 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2582 && ROWCOL_IS_AFTER (selection.end, pos))
2407 || (check_more == 3 2583 || (check_more == 3
2408 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2584 && ROWCOL_IS_AFTER (selection.end, pos))
2409 || (check_more == 4 /* screen width change */ 2585 || (check_more == 4 /* screen width change */
2410 && (R->selection.beg.row != R->selection.end.row 2586 && (selection.beg.row != selection.end.row
2411 || R->selection.end.col > R->TermWin.ncol))) 2587 || selection.end.col > ncol)))
2412 CLEAR_SELECTION(R); 2588 CLEAR_SELECTION ();
2413} 2589}
2414 2590
2415/* ------------------------------------------------------------------------- */ 2591/* ------------------------------------------------------------------------- */
2416/* 2592/*
2417 * Paste a selection direct to the command fd 2593 * Paste a selection direct to the command fd
2418 */ 2594 */
2419/* INTPROTO */
2420void 2595void
2421rxvt_PasteIt (pR_ const unsigned char *data, unsigned int nitems) 2596rxvt_term::paste (char *data, unsigned int len)
2422{ 2597{
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 */ 2598 /* convert normal newline chars into common keyboard Return key sequence */
2427 for (i = 0; i < nitems; i += PROP_SIZE) 2599 for (unsigned int i = 0; i < len; i++)
2428 { 2600 if (data[i] == C0_LF)
2429 n = min (nitems - i, PROP_SIZE); 2601 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 2602
2437 free(ds); 2603 tt_write (data, len);
2438} 2604}
2439 2605
2440/* ------------------------------------------------------------------------- */ 2606/* ------------------------------------------------------------------------- */
2441/* 2607/*
2442 * Respond to a notification that a primary selection has been sent 2608 * Respond to a notification that a primary selection has been sent
2443 * EXT: SelectionNotify 2609 * EXT: SelectionNotify
2444 */ 2610 */
2445/* EXTPROTO */ 2611void
2446int
2447rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2612rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2448{ 2613{
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 */ 2614 if (prop == None) /* check for failed XConvertSelection */
2460#ifdef MULTICHAR_SET 2615 {
2461 if ((R->selection_type & Sel_CompoundText)) { 2616 if ((selection_type & Sel_CompoundText))
2617 {
2462 int selnum = R->selection_type & Sel_whereMask; 2618 int selnum = selection_type & Sel_whereMask;
2463 2619
2464 R->selection_type = 0; 2620 selection_type = 0;
2465 if (selnum != Sel_direct) 2621 if (selnum != Sel_direct)
2466 rxvt_selection_request_other(aR_ XA_STRING, selnum); 2622 selection_request_other (XA_STRING, selnum);
2623 }
2624
2625 if ((selection_type & Sel_UTF8String))
2467 } 2626 {
2468#endif 2627 int selnum = selection_type & Sel_whereMask;
2628
2629 selection_type = Sel_CompoundText;
2630 if (selnum != Sel_direct)
2631 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2632 else
2633 selection_type = 0;
2634 }
2635
2469 return 0; 2636 return;
2637 }
2638
2639 unsigned long bytes_after;
2640 XTextProperty ct;
2641
2642 if (XGetWindowProperty (display->display, win, prop,
2643 0, PROP_SIZE / 4,
2644 delete_prop, AnyPropertyType,
2645 &ct.encoding, &ct.format,
2646 &ct.nitems, &bytes_after,
2647 &ct.value) != Success)
2470 } 2648 {
2471 for (;;) { 2649 ct.value = 0;
2650 goto bailout;
2651 }
2652
2653 if (ct.encoding == None)
2654 goto bailout;
2655
2656 if (bytes_after)
2657 {
2658 // fetch and append remaining data
2659 XTextProperty ct2;
2660
2472 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2661 if (XGetWindowProperty (display->display, win, prop,
2473 (long)(PROP_SIZE / 4), delete_prop, 2662 ct.nitems / 4, (bytes_after + 3) / 4,
2663 delete_prop, AnyPropertyType,
2474 AnyPropertyType, &ct.encoding, &ct.format, 2664 &ct2.encoding, &ct2.format,
2475 &ct.nitems, &bytes_after, 2665 &ct2.nitems, &bytes_after,
2476 &ct.value) != Success) 2666 &ct2.value) != Success)
2477 break; 2667 goto bailout;
2478 if (ct.encoding == 0) { 2668
2479 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2669 // realloc should be compatible to XFree, here, and elsewhere, too
2480 break; 2670 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2671 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2672 ct.nitems += ct2.nitems;
2673
2674 XFree (ct2.value);
2675 }
2676
2677 if (ct.value == 0)
2678 goto bailout;
2679
2680 if (ct.encoding == xa[XA_INCR])
2681 {
2682 // INCR selection, start handshake
2683 if (!delete_prop)
2684 XDeleteProperty (display->display, win, prop);
2685
2686 selection_wait = Sel_incr;
2687 incr_buf_fill = 0;
2688 incr_ev.start (NOW + 10);
2689
2690 goto bailout;
2691 }
2692
2693 if (ct.nitems == 0)
2694 {
2695 if (selection_wait == Sel_incr)
2481 } 2696 {
2482 if (ct.value == NULL) { 2697 XFree (ct.value);
2483 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!")); 2698
2484 continue; 2699 // finally complete, now paste the whole thing
2700 selection_wait = Sel_normal;
2701 ct.value = (unsigned char *)incr_buf;
2702 ct.nitems = incr_buf_fill;
2703 incr_buf = 0;
2704 incr_buf_size = 0;
2705 incr_ev.stop ();
2706 }
2707 else
2485 } 2708 {
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) { 2709 if (selection_wait == Sel_normal
2710 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2711 {
2489 /* 2712 /*
2490 * pass through again trying CUT_BUFFER0 if we've come from 2713 * pass through again trying CUT_BUFFER0 if we've come from
2491 * XConvertSelection() but nothing was presented 2714 * XConvertSelection () but nothing was presented
2492 */ 2715 */
2493 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2494 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2716 selection_paste (display->root, XA_CUT_BUFFER0, False);
2495 } 2717 }
2496 nread = -1; /* discount any previous stuff */ 2718
2497 break; 2719 goto bailout;
2720 }
2721 }
2722 else if (selection_wait == Sel_incr)
2723 {
2724 incr_ev.start (NOW + 10);
2725
2726 while (incr_buf_fill + ct.nitems > incr_buf_size)
2498 } 2727 {
2499 nread += ct.nitems; 2728 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2500#ifdef MULTICHAR_SET 2729 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2730 }
2731
2732 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2733 incr_buf_fill += ct.nitems;
2734
2735 goto bailout;
2736 }
2737
2738 char **cl;
2739 int cr;
2740
2741#if ENABLE_FRILLS
2742 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2743 // so recode it manually
2744 if (ct.encoding == xa[XA_UTF8_STRING])
2745 {
2746 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2747 char *s = rxvt_wcstombs (w);
2748 free (w);
2749 // TODO: strlen == only the first element will be converted. well...
2750 paste (s, strlen (s));
2751 free (s);
2752 }
2753 else
2754#endif
2501 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl, 2755 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2502 &dummy_count) == Success && cl) { 2756 && cl)
2503 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0])); 2757 {
2758 for (int i = 0; i < cr; i++)
2759 paste (cl[i], strlen (cl[i]));
2760
2504 XFreeStringList(cl); 2761 XFreeStringList (cl);
2505 } else 2762 }
2506#endif 2763 else
2507 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems); 2764 paste ((char *)ct.value, ct.nitems); // paste raw
2508 if (bytes_after == 0) 2765
2509 break; 2766bailout:
2510 XFree(ct.value); 2767 XFree (ct.value);
2511 } 2768
2512 if (ct.value)
2513 XFree(ct.value);
2514 if (R->selection_wait == Sel_normal) 2769 if (selection_wait == Sel_normal)
2515 R->selection_wait = Sel_none; 2770 selection_wait = Sel_none;
2516 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2517 return (int)nread;
2518} 2771}
2519 2772
2520/*
2521 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2522 */
2523/* EXTPROTO */
2524void 2773void
2774rxvt_term::incr_cb (time_watcher &w)
2775{
2776 selection_wait = Sel_none;
2777
2778 incr_buf_size = 0;
2779 free (incr_buf);
2780
2781 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2782}
2783
2784void
2525rxvt_selection_property(pR_ Window win, Atom prop) 2785rxvt_term::selection_property (Window win, Atom prop)
2526{ 2786{
2527 int reget_time = 0; 2787 if (prop == None || selection_wait != Sel_incr)
2528
2529 if (prop == None)
2530 return; 2788 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 2789
2538 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2790 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} 2791}
2792
2567/* ------------------------------------------------------------------------- */ 2793/* ------------------------------------------------------------------------- */
2568/* 2794/*
2569 * Request the current selection: 2795 * Request the current selection:
2570 * Order: > internal selection if available 2796 * Order: > internal selection if available
2571 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2797 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2572 * > CUT_BUFFER0 2798 * > CUT_BUFFER0
2573 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2799 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2574 * will auto fallback to CUT_BUFFER0 2800 * will auto fallback to CUT_BUFFER0
2575 * EXT: button 2 release 2801 * EXT: button 2 release
2576 */ 2802 */
2577/* EXTPROTO */
2578void 2803void
2579rxvt_selection_request(pR_ Time tm, int x, int y) 2804rxvt_term::selection_request (Time tm)
2580{ 2805{
2581 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2806 if (selection.text)
2582 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2807 { /* internal selection */
2583 return; /* outside window */ 2808 char *str = rxvt_wcstombs (selection.text, selection.len);
2584 2809 paste (str, strlen (str));
2585 if (R->selection.text != NULL) { /* internal selection */ 2810 free (str);
2586 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2587 rxvt_PasteIt(aR_ R->selection.text, R->selection.len);
2588 return; 2811 return;
2589 } else { 2812 }
2590 int i; 2813 else
2814 {
2815 int i;
2591 2816
2592 R->selection_request_time = tm; 2817 selection_request_time = tm;
2593 R->selection_wait = Sel_normal; 2818 selection_wait = Sel_normal;
2819
2594 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2820 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2595#ifdef MULTICHAR_SET 2821 {
2596 R->selection_type = Sel_CompoundText; 2822#if X_HAVE_UTF8_STRING
2823 selection_type = Sel_UTF8String;
2824 if (selection_request_other (xa[XA_UTF8_STRING], i))
2825 return;
2597#else 2826#else
2598 R->selection_type = 0; 2827 selection_type = Sel_CompoundText;
2599#endif 2828 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
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; 2829 return;
2830#endif
2608 } 2831 }
2609 } 2832 }
2833
2610 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2834 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); 2835 selection_paste (display->root, XA_CUT_BUFFER0, false);
2613} 2836}
2614 2837
2615/* INTPROTO */
2616int 2838int
2617rxvt_selection_request_other(pR_ Atom target, int selnum) 2839rxvt_term::selection_request_other (Atom target, int selnum)
2618{ 2840{
2619 Atom sel; 2841 Atom sel;
2620#ifdef DEBUG_SELECT
2621 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2622#endif
2623 2842
2624 R->selection_type |= selnum; 2843 selection_type |= selnum;
2844
2625 if (selnum == Sel_Primary) 2845 if (selnum == Sel_Primary)
2626 sel = XA_PRIMARY; 2846 sel = XA_PRIMARY;
2627 else if (selnum == Sel_Secondary) 2847 else if (selnum == Sel_Secondary)
2628 sel = XA_SECONDARY; 2848 sel = XA_SECONDARY;
2629 else 2849 else
2630 sel = R->xa[XA_CLIPBOARD]; 2850 sel = xa[XA_CLIPBOARD];
2851
2631 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2852 if (XGetSelectionOwner (display->display, sel) != None)
2632 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2853 {
2633 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2854 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2634 R->TermWin.vt, R->selection_request_time); 2855 vt, selection_request_time);
2635 return 1; 2856 return 1;
2636 } 2857 }
2858
2637 return 0; 2859 return 0;
2638} 2860}
2639 2861
2640/* ------------------------------------------------------------------------- */ 2862/* ------------------------------------------------------------------------- */
2641/* 2863/*
2642 * Clear all selected text 2864 * Clear all selected text
2643 * EXT: SelectionClear 2865 * EXT: SelectionClear
2644 */ 2866 */
2645/* EXTPROTO */
2646void 2867void
2647rxvt_selection_clear(pR) 2868rxvt_term::selection_clear ()
2648{ 2869{
2649 D_SELECT((stderr, "rxvt_selection_clear()"));
2650
2651 R->want_refresh = 1; 2870 want_refresh = 1;
2652 if (R->selection.text)
2653 free(R->selection.text); 2871 free (selection.text);
2654 R->selection.text = NULL; 2872 selection.text = NULL;
2655 R->selection.len = 0; 2873 selection.len = 0;
2656 CLEAR_SELECTION(R); 2874 CLEAR_SELECTION ();
2875
2876 if (display->selection_owner == this)
2877 display->selection_owner = 0;
2657} 2878}
2658 2879
2659/* ------------------------------------------------------------------------- */ 2880/* ------------------------------------------------------------------------- */
2660/* 2881/*
2661 * Copy a selection into the cut buffer 2882 * Copy a selection into the cut buffer
2662 * EXT: button 1 or 3 release 2883 * EXT: button 1 or 3 release
2663 */ 2884 */
2664/* EXTPROTO */
2665void 2885void
2666rxvt_selection_make(pR_ Time tm) 2886rxvt_term::selection_make (Time tm)
2667{ 2887{
2668 int i, col, end_col, row, end_row; 2888 int i;
2669 unsigned char *new_selection_text; 2889 wchar_t *new_selection_text;
2670 char *str; 2890 text_t *t;
2671 text_t *t;
2672#ifdef ACS_ASCII
2673 rend_t *re;
2674#endif
2675 2891
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) { 2892 switch (selection.op)
2893 {
2678 case SELECTION_CONT: 2894 case SELECTION_CONT:
2679 break; 2895 break;
2680 case SELECTION_INIT: 2896 case SELECTION_INIT:
2681 CLEAR_SELECTION(R); 2897 CLEAR_SELECTION ();
2682 /* FALLTHROUGH */ 2898 /* FALLTHROUGH */
2683 case SELECTION_BEGIN: 2899 case SELECTION_BEGIN:
2684 R->selection.op = SELECTION_DONE; 2900 selection.op = SELECTION_DONE;
2685 /* FALLTHROUGH */ 2901 /* FALLTHROUGH */
2686 default: 2902 default:
2687 return; 2903 return;
2688 } 2904 }
2905
2689 R->selection.op = SELECTION_DONE; 2906 selection.op = SELECTION_DONE;
2690 2907
2691 if (R->selection.clicks == 4) 2908 if (selection.clicks == 4)
2692 return; /* nothing selected, go away */ 2909 return; /* nothing selected, go away */
2693 2910
2911 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2912 return;
2913
2694 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2914 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2695 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2915 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2696 2916
2697 new_selection_text = (unsigned char *)str; 2917 int ofs = 0;
2918 int extra = 0;
2698 2919
2699 col = R->selection.beg.col; 2920 int col = selection.beg.col;
2700 MAX_IT(col, 0); 2921 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 2922
2923 int end_col;
2924
2704 for (; row <= end_row; row++, col = 0) 2925 for (; row <= selection.end.row; row++, col = 0)
2926 {
2927#if ENABLE_FRILLS
2928 if (selection.rect)
2705 { 2929 {
2706 t = &(R->screen.text[row][col]); 2930 col = selection.beg.col;
2707
2708 end_col = R->screen.tlen[row];
2709
2710 if (end_col == -1)
2711 end_col = R->TermWin.ncol; 2931 end_col = ncol + 1;
2932 }
2933 else
2934#endif
2935 end_col = ROW(row).l;
2712 2936
2937 col = max (col, 0);
2938
2713 if (row == end_row) 2939 if (row == selection.end.row
2940#if ENABLE_FRILLS
2941 || selection.rect
2942#endif
2943 )
2714 MIN_IT (end_col, R->selection.end.col); 2944 min_it (end_col, selection.end.col);
2715 2945
2946 t = ROW(row).t + col;
2947
2716 for (; col < end_col; col++) 2948 for (; col < end_col; col++)
2949 {
2717 if (*t == NOCHAR) 2950 if (*t == NOCHAR)
2718 t++; 2951 t++;
2952#if ENABLE_COMBINING
2953 else if (IS_COMPOSE (*t))
2954 {
2955 int len = rxvt_composite.expand (*t, 0);
2956
2957 extra -= (len - 1);
2958
2959 if (extra < 0)
2960 {
2961 extra += i;
2962 i += i;
2963 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
2964 }
2965
2966 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2967 }
2968#endif
2719 else 2969 else
2720 { 2970 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 } 2971 }
2729 2972
2730#ifndef NO_OLD_SELECTION 2973#if ENABLE_FRILLS
2731 if (R->selection_style == OLD_SELECT) 2974 if (selection.rect)
2732 if (end_col == R->TermWin.ncol) 2975 {
2733 *str++ = '\n'; 2976 while (ofs
2977 && new_selection_text[ofs - 1] != C0_LF
2978 && unicode::is_space (new_selection_text[ofs - 1]))
2979 --ofs;
2980
2981 new_selection_text[ofs++] = C0_LF;
2982 }
2983 else
2734#endif 2984#endif
2735#ifndef NO_NEW_SELECTION 2985 if (!ROW(row).is_longer () && row != selection.end.row)
2736 if (R->selection_style != OLD_SELECT) 2986 new_selection_text[ofs++] = C0_LF;
2987 }
2988
2737 if (end_col != R->selection.end.col) 2989 if (end_col != selection.end.col)
2738 *str++ = '\n'; 2990 new_selection_text[ofs++] = C0_LF;
2739#endif
2740 *str = '\0';
2741 2991
2742 i = str - (char *)new_selection_text; 2992 new_selection_text[ofs] = 0;
2993
2743 if (i == 0) 2994 if (ofs == 0)
2744 { 2995 {
2745 free (new_selection_text); 2996 free (new_selection_text);
2746 return; 2997 return;
2747 } 2998 }
2748 2999
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); 3000 free (selection.text);
2756 3001
2757 R->selection.text = new_selection_text; 3002 // we usually allocate much more than necessary, so realloc it smaller again
3003 selection.len = ofs;
3004 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2758 3005
2759 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3006 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2760 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3007 return;
2761 rxvt_print_error("can't get primary selection"); 3008
2762 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3009 selection_grab (tm);
2763 PropModeReplace, R->selection.text, (int)R->selection.len); 3010}
3011
3012bool
3013rxvt_term::selection_grab (Time tm)
3014{
2764 R->selection_time = tm; 3015 selection_time = tm;
2765 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3016
3017 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
3018 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
3019 {
3020 display->set_selection_owner (this);
3021 return true;
3022 }
3023 else
3024 {
3025 selection_clear ();
3026 return false;
3027 }
3028
3029#if 0
3030 XTextProperty ct;
3031
3032 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
3033 {
3034 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3035 XFree (ct.value);
3036 }
3037#endif
2766} 3038}
2767 3039
2768/* ------------------------------------------------------------------------- */ 3040/* ------------------------------------------------------------------------- */
2769/* 3041/*
2770 * Mark or select text based upon number of clicks: 1, 2, or 3 3042 * Mark or select text based upon number of clicks: 1, 2, or 3
2771 * EXT: button 1 press 3043 * EXT: button 1 press
2772 */ 3044 */
2773/* EXTPROTO */
2774void 3045void
2775rxvt_selection_click(pR_ int clicks, int x, int y) 3046rxvt_term::selection_click (int clicks, int x, int y)
2776{ 3047{
2777 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2778
2779 clicks = ((clicks - 1) % 3) + 1; 3048 clicks = ((clicks - 1) % 3) + 1;
2780 R->selection.clicks = clicks; /* save clicks so extend will work */ 3049 selection.clicks = clicks; /* save clicks so extend will work */
2781 3050
3051 if (clicks == 2 && !selection.rect
3052 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3053 {
3054 MEvent.clicks = 1; // what a mess
3055 selection.screen = current_screen;
3056 selection.op = SELECTION_CONT;
3057 return;
3058 }
3059
2782 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3060 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3061
2783 if (clicks == 2 || clicks == 3) 3062 if (clicks == 2 || clicks == 3)
2784 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3063 selection_extend_colrow (selection.mark.col,
2785 R->selection.mark.row 3064 selection.mark.row - view_start,
2786 + R->TermWin.view_start,
2787 0, /* button 3 */ 3065 0, /* button 3 */
2788 1, /* button press */ 3066 1, /* button press */
2789 0); /* click change */ 3067 0); /* click change */
2790} 3068}
2791 3069
2792/* ------------------------------------------------------------------------- */ 3070/* ------------------------------------------------------------------------- */
2793/* 3071/*
2794 * Mark a selection at the specified col/row 3072 * Mark a selection at the specified col/row
2795 */ 3073 */
2796/* INTPROTO */
2797void 3074void
2798rxvt_selection_start_colrow(pR_ int col, int row) 3075rxvt_term::selection_start_colrow (int col, int row)
2799{ 3076{
2800 R->want_refresh = 1; 3077 want_refresh = 1;
3078
3079 selection.mark.row = row + view_start;
2801 R->selection.mark.col = col; 3080 selection.mark.col = col;
2802 R->selection.mark.row = row - R->TermWin.view_start; 3081
2803 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3082 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2804 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3083 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3084
3085 while (selection.mark.col > 0
3086 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2805 MAX_IT(R->selection.mark.col, 0); 3087 --selection.mark.col;
2806 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1); 3088
2807 3089 if (selection.op)
2808 if (R->selection.op) { /* clear the old selection */ 3090 { /* clear the old selection */
2809 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3091 selection.beg.row = selection.end.row = selection.mark.row;
2810 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3092 selection.beg.col = selection.end.col = selection.mark.col;
2811 } 3093 }
3094
2812 R->selection.op = SELECTION_INIT; 3095 selection.op = SELECTION_INIT;
2813 R->selection.screen = R->current_screen; 3096 selection.screen = current_screen;
2814} 3097}
2815 3098
2816/* ------------------------------------------------------------------------- */ 3099/* ------------------------------------------------------------------------- */
2817/* 3100/*
2818 * Word select: select text for 2 clicks 3101 * Word select: select text for 2 clicks
2819 * We now only find out the boundary in one direction 3102 * We now only find out the boundary in one direction
2820 */ 3103 */
2821 3104
2822/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3105/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2823#define DELIMIT_TEXT(x) \ 3106#define DELIMIT_TEXT(x) \
2824 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3107 (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 3108#define DELIMIT_REND(x) 1
2829#endif
2830 3109
2831/* INTPROTO */
2832void 3110void
2833rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3111rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret)
2834{ 3112{
2835 int col, row, dirnadd, tcol, trow, w1, w2; 3113 int col, row, dirnadd, tcol, trow, w1, w2;
2836 row_col_t bound; 3114 row_col_t bound;
2837 text_t *stp; 3115 text_t *stp;
2838 rend_t *srp; 3116 rend_t *srp;
2839 3117
2840 if (dirn == UP) { 3118 if (dirn == UP)
2841 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3119 {
3120 bound.row = top_row - 1;
2842 bound.col = 0; 3121 bound.col = 0;
2843 dirnadd = -1; 3122 dirnadd = -1;
2844 } else { 3123 }
2845 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3124 else
3125 {
3126 bound.row = nrow;
2846 bound.col = R->TermWin.ncol - 1; 3127 bound.col = ncol - 1;
2847 dirnadd = 1; 3128 dirnadd = 1;
2848 } 3129 }
2849 row = mark->row + R->TermWin.saveLines; 3130
3131 row = mark->row;
2850 col = mark->col; 3132 col = max (mark->col, 0);
2851 MAX_IT(col, 0); 3133
2852/* find the edge of a word */ 3134 /* find the edge of a word */
2853 stp = &(R->screen.text[row][col]); 3135 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2854 w1 = DELIMIT_TEXT(*stp); 3136 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2855 3137
2856 if (R->selection_style != NEW_SELECT) { 3138 for (;;)
2857 if (w1 == 1) { 3139 {
3140 for (; col != bound.col; col += dirnadd)
3141 {
2858 stp += dirnadd; 3142 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; 3143 srp += dirnadd;
3144
3145 if (*stp == NOCHAR)
3146 continue;
3147
2871 if (DELIMIT_TEXT(*stp) != w1) 3148 if (DELIMIT_TEXT (*stp) != w1)
3149 break;
3150 if (DELIMIT_REND (*srp) != w2)
3151 break;
3152 }
3153
3154 if ((col == bound.col) && (row != bound.row))
3155 {
3156 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3157 {
3158 trow = row + dirnadd;
3159 tcol = dirn == UP ? ncol - 1 : 0;
3160
3161 if (!ROW(trow).t)
2872 break; 3162 break;
2873 srp += dirnadd; 3163
2874 if (DELIMIT_REND(*srp) != w2) 3164 stp = ROW(trow).t + tcol;
3165 srp = ROW(trow).r + tcol;
3166
3167 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2875 break; 3168 break;
2876 } 3169
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; 3170 row = trow;
2888 col = tcol; 3171 col = tcol;
2889 continue; 3172 continue;
2890 } 3173 }
2891 } 3174 }
2892 break; 3175 break;
2893 } 3176 }
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 3177
2897 if (dirn == DN) 3178 if (dirn == DN)
2898 col++; /* put us on one past the end */ 3179 col++; /* put us on one past the end */
2899 3180
2900/* Poke the values back in */ 3181 /* Poke the values back in */
2901 ret->row = row - R->TermWin.saveLines; 3182 ret->row = row;
2902 ret->col = col; 3183 ret->col = col;
2903} 3184}
2904 3185
2905/* ------------------------------------------------------------------------- */ 3186/* ------------------------------------------------------------------------- */
2906/* 3187/*
2907 * Extend the selection to the specified x/y pixel location 3188 * Extend the selection to the specified x/y pixel location
2908 * EXT: button 3 press; button 1 or 3 drag 3189 * EXT: button 3 press; button 1 or 3 drag
2909 * flag == 0 ==> button 1 3190 * flag == 0 ==> button 1
2910 * flag == 1 ==> button 3 press 3191 * flag == 1 ==> button 3 press
2911 * flag == 2 ==> button 3 motion 3192 * flag == 2 ==> button 3 motion
2912 */ 3193 */
2913/* EXTPROTO */
2914void 3194void
2915rxvt_selection_extend(pR_ int x, int y, int flag) 3195rxvt_term::selection_extend (int x, int y, int flag)
2916{ 3196{
2917 int col, row; 3197 int col = clamp (Pixel2Col (x), 0, ncol);
3198 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2918 3199
2919 col = Pixel2Col(x); 3200 /*
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 3201 * 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 3202 * 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 3203 * 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. 3204 * be _past_ a character for it to be selected.
2931 */ 3205 */
2932 if (R->selection_style != OLD_SELECT) {
2933 if (((R->selection.clicks % 3) == 1) && !flag 3206 if (((selection.clicks % 3) == 1) && !flag
2934 && (col == R->selection.mark.col 3207 && (col == selection.mark.col
2935 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3208 && (row == selection.mark.row - view_start)))
3209 {
2936 /* select nothing */ 3210 /* select nothing */
2937 R->selection.beg.row = R->selection.end.row = 0; 3211 selection.beg.row = selection.end.row = 0;
2938 R->selection.beg.col = R->selection.end.col = 0; 3212 selection.beg.col = selection.end.col = 0;
2939 R->selection.clicks = 4; 3213 selection.clicks = 4;
2940 R->want_refresh = 1; 3214 want_refresh = 1;
2941 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2942 return; 3215 return;
2943 }
2944 } 3216 }
2945#endif 3217
2946 if (R->selection.clicks == 4) 3218 if (selection.clicks == 4)
2947 R->selection.clicks = 1; 3219 selection.clicks = 1;
3220
2948 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3221 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2949 flag == 1 ? 1 : 0, /* ? button press */ 3222 flag == 1 ? 1 : 0, /* ? button press */
2950 0); /* no click change */ 3223 0); /* no click change */
2951} 3224}
2952 3225
2953/* ------------------------------------------------------------------------- */ 3226/* ------------------------------------------------------------------------- */
2954/* 3227/*
2955 * Extend the selection to the specified col/row 3228 * Extend the selection to the specified col/row
2956 */ 3229 */
2957/* INTPROTO */
2958void 3230void
2959rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3231rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)
2960{ 3232{
2961 int16_t ncol = R->TermWin.ncol;
2962 int end_col;
2963 row_col_t pos; 3233 row_col_t pos;
2964 enum { 3234 enum {
2965 LEFT, RIGHT 3235 LEFT, RIGHT
2966 } closeto = RIGHT; 3236 } closeto = RIGHT;
2967 3237
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; 3238 want_refresh = 1;
3239
2972 switch (R->selection.op) { 3240 switch (selection.op)
3241 {
2973 case SELECTION_INIT: 3242 case SELECTION_INIT:
2974 CLEAR_SELECTION(R); 3243 CLEAR_SELECTION ();
2975 R->selection.op = SELECTION_BEGIN; 3244 selection.op = SELECTION_BEGIN;
2976 /* FALLTHROUGH */ 3245 /* FALLTHROUGH */
2977 case SELECTION_BEGIN: 3246 case SELECTION_BEGIN:
2978 if (row != R->selection.mark.row || col != R->selection.mark.col 3247 if (row != selection.mark.row || col != selection.mark.col
2979 || (!button3 && buttonpress)) 3248 || (!button3 && buttonpress))
2980 R->selection.op = SELECTION_CONT; 3249 selection.op = SELECTION_CONT;
2981 break; 3250 break;
2982 case SELECTION_DONE: 3251 case SELECTION_DONE:
2983 R->selection.op = SELECTION_CONT; 3252 selection.op = SELECTION_CONT;
2984 /* FALLTHROUGH */ 3253 /* FALLTHROUGH */
2985 case SELECTION_CONT: 3254 case SELECTION_CONT:
2986 break; 3255 break;
2987 case SELECTION_CLEAR: 3256 case SELECTION_CLEAR:
2988 rxvt_selection_start_colrow(aR_ col, row); 3257 selection_start_colrow (col, row);
2989 /* FALLTHROUGH */ 3258 /* FALLTHROUGH */
2990 default: 3259 default:
2991 return; 3260 return;
2992 } 3261 }
3262
2993 if (R->selection.beg.col == R->selection.end.col 3263 if (selection.beg.col == selection.end.col
2994 && R->selection.beg.col != R->selection.mark.col 3264 && selection.beg.col != selection.mark.col
2995 && R->selection.beg.row == R->selection.end.row 3265 && selection.beg.row == selection.end.row
2996 && R->selection.beg.row != R->selection.mark.row) { 3266 && selection.beg.row != selection.mark.row)
3267 {
2997 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3268 selection.beg.col = selection.end.col = selection.mark.col;
2998 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3269 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 } 3270 }
3001 3271
3002 pos.col = col; 3272 pos.col = col;
3003 pos.row = row; 3273 pos.row = view_start + row;
3004 3274
3005 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3275 /*
3006 3276 * This is mainly xterm style selection with a couple of differences, mainly
3007#ifndef NO_OLD_SELECTION 3277 * in the way button3 drag extension works.
3008/* 3278 * 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. 3279 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3010 * There are no ``selection modes'', button3 is always character extension. 3280 * is always at the left/right edge of the selection.
3011 * Note: button3 drag is always available, c.f. v2.20 3281 * b) button3 press: extend/contract character/word/line at whichever edge of
3012 * Selection always terminates (left or right as appropriate) at the mark. 3282 * the selection we are closest to.
3283 * c) button3 drag : extend/contract character/word/line - we select around
3284 * a point/word/line which is either the start or end of the selection
3285 * and it was decided by whichever point/word/line was `fixed' at the
3286 * time of the most recent button3 press
3013 */ 3287 */
3014 if (R->selection_style == OLD_SELECT) { 3288 if (button3 && buttonpress)
3015 if (R->selection.clicks == 1 || button3) { 3289 { /* button3 press */
3016 if (R->hate_those_clicks) { 3290 /*
3017 R->hate_those_clicks = 0; 3291 * first determine which edge of the selection we are closest to
3018 if (R->selection.clicks == 1) { 3292 */
3019 R->selection.beg.row = R->selection.mark.row; 3293 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3020 R->selection.beg.col = R->selection.mark.col; 3294 || (!ROWCOL_IS_AFTER (pos, selection.end)
3021 } else { 3295 && (((pos.col - selection.beg.col)
3296 + ((pos.row - selection.beg.row) * ncol))
3297 < ((selection.end.col - pos.col)
3298 + ((selection.end.row - pos.row) * ncol)))))
3299 closeto = LEFT;
3300
3301 if (closeto == LEFT)
3302 {
3303 selection.beg.row = pos.row;
3304 selection.beg.col = pos.col;
3305 selection.mark.row = selection.end.row;
3306 selection.mark.col = selection.end.col - (selection.clicks == 2);
3307 }
3308 else
3309 {
3310 selection.end.row = pos.row;
3311 selection.end.col = pos.col;
3022 R->selection.mark.row = R->selection.beg.row; 3312 selection.mark.row = selection.beg.row;
3023 R->selection.mark.col = R->selection.beg.col; 3313 selection.mark.col = selection.beg.col;
3314 }
3315 }
3316 else
3317 { /* button1 drag or button3 drag */
3318 if (ROWCOL_IS_AFTER (selection.mark, pos))
3319 {
3320 if (selection.mark.row == selection.end.row
3321 && selection.mark.col == selection.end.col
3322 && clickchange
3323 && selection.clicks == 2)
3324 selection.mark.col--;
3325
3326 selection.beg.row = pos.row;
3327 selection.beg.col = pos.col;
3328 selection.end.row = selection.mark.row;
3329 selection.end.col = selection.mark.col + (selection.clicks == 2);
3330 }
3331 else
3332 {
3333 selection.beg.row = selection.mark.row;
3334 selection.beg.col = selection.mark.col;
3335 selection.end.row = pos.row;
3336 selection.end.col = pos.col;
3337 }
3338 }
3339
3340 if (selection.clicks == 1)
3341 {
3342 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3343 && !ROW(selection.beg.row).is_longer ()
3344#if ENABLE_FRILLS
3345 && !selection.rect
3346#endif
3347 )
3348 selection.beg.col = ncol;
3349
3350 if (
3351 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3352 && !ROW(selection.end.row).is_longer ()
3353#if ENABLE_FRILLS
3354 && !selection.rect
3355#endif
3356 )
3357 selection.end.col = ncol;
3358 }
3359 else if (selection.clicks == 2)
3360 {
3361 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3362 selection.end.col--;
3363
3364 selection_delimit_word (UP, &selection.beg, &selection.beg);
3365 selection_delimit_word (DN, &selection.end, &selection.end);
3366 }
3367 else if (selection.clicks == 3)
3368 {
3369#if ENABLE_FRILLS
3370 if (OPTION (Opt_tripleclickwords))
3371 {
3372 selection_delimit_word (UP, &selection.beg, &selection.beg);
3373
3374 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3375 {
3376 if (!ROW(end_row).is_longer ())
3377 {
3378 selection.end.row = end_row;
3379 selection.end.col = ROW(end_row).l;
3380 selection_remove_trailing_spaces ();
3381 break;
3024 } 3382 }
3025 } 3383 }
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 } 3384 }
3037 } else if (R->selection.clicks == 2) { 3385 else
3038 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3386#endif
3039 &(R->selection.beg)); 3387 {
3040 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3388 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3041 &(R->selection.end)); 3389 selection.mark.col++;
3042 R->hate_those_clicks = 1; 3390
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; 3391 selection.beg.col = 0;
3046 R->selection.end.col = ncol; 3392 selection.end.col = ncol;
3047 R->hate_those_clicks = 1; 3393
3048 } 3394 // 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)); 3395 while (selection.beg.row > -saveLines
3050 return; 3396 && ROW(selection.beg.row - 1).is_longer ())
3051 } 3397 selection.beg.row--;
3052#endif /* ! NO_OLD_SELECTION */ 3398
3053#ifndef NO_NEW_SELECTION 3399 while (selection.end.row < nrow
3054/* selection_style must not be OLD_SELECT to get here */ 3400 && ROW(selection.end.row).is_longer ())
3055/* 3401 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 /* 3402 }
3070 * first determine which edge of the selection we are closest to 3403 }
3071 */ 3404
3072 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3405 if (button3 && buttonpress)
3073 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3406 { /* 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) { 3407 if (closeto == LEFT)
3080 R->selection.beg.row = pos.row; 3408 {
3081 R->selection.beg.col = pos.col;
3082 R->selection.mark.row = R->selection.end.row; 3409 selection.mark.row = selection.end.row;
3083 R->selection.mark.col = R->selection.end.col 3410 selection.mark.col = selection.end.col - (selection.clicks == 2);
3084 - (R->selection.clicks == 2); 3411 }
3085 } else { 3412 else
3086 R->selection.end.row = pos.row; 3413 {
3087 R->selection.end.col = pos.col;
3088 R->selection.mark.row = R->selection.beg.row; 3414 selection.mark.row = selection.beg.row;
3089 R->selection.mark.col = R->selection.beg.col; 3415 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 { 3416 }
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 } 3417 }
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 3418
3175#ifndef NO_FRILLS 3419#if ENABLE_FRILLS
3176/* INTPROTO */ 3420 if (selection.rect && selection.beg.col > selection.end.col)
3421 ::swap (selection.beg.col, selection.end.col);
3422#endif
3423}
3424
3425#if ENABLE_FRILLS
3177void 3426void
3178rxvt_selection_remove_trailing_spaces(pR) 3427rxvt_term::selection_remove_trailing_spaces ()
3179{ 3428{
3180 int32_t end_col, end_row; 3429 int32_t end_col, end_row;
3181 text_t *stp; 3430 text_t *stp;
3182 3431
3183 end_col = R->selection.end.col; 3432 end_col = selection.end.col;
3184 end_row = R->selection.end.row; 3433 end_row = selection.end.row;
3434
3185 for ( ; end_row >= R->selection.beg.row; ) { 3435 for (; end_row >= selection.beg.row; )
3186 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3436 {
3437 stp = ROW(end_row).t;
3438
3187 while (--end_col >= 0) { 3439 while (--end_col >= 0)
3188 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3189 break;
3190 } 3440 {
3191 if (end_col >= 0 3441 if (stp[end_col] != NOCHAR
3192 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3442 && !unicode::is_space (stp[end_col]))
3193 R->selection.end.col = end_col + 1;
3194 R->selection.end.row = end_row;
3195 break; 3443 break;
3196 } 3444 }
3445
3446 if (end_col >= 0
3447 || !ROW(end_row - 1).is_longer ())
3448 {
3449 selection.end.col = end_col + 1;
3450 selection.end.row = end_row;
3451 break;
3452 }
3453
3197 end_row--; 3454 end_row--;
3198 end_col = R->TermWin.ncol; 3455 end_col = ncol;
3199 } 3456 }
3457
3200 if (R->selection.mark.row > R->selection.end.row) { 3458 if (selection.mark.row > selection.end.row)
3459 {
3201 R->selection.mark.row = R->selection.end.row; 3460 selection.mark.row = selection.end.row;
3202 R->selection.mark.col = R->selection.end.col; 3461 selection.mark.col = selection.end.col;
3462 }
3203 } else if (R->selection.mark.row == R->selection.end.row 3463 else if (selection.mark.row == selection.end.row
3204 && R->selection.mark.col > R->selection.end.col) 3464 && selection.mark.col > selection.end.col)
3205 R->selection.mark.col = R->selection.end.col; 3465 selection.mark.col = selection.end.col;
3206} 3466}
3207#endif 3467#endif
3208 3468
3209/* ------------------------------------------------------------------------- */ 3469/* ------------------------------------------------------------------------- */
3210/* 3470/*
3211 * Double click on button 3 when already selected 3471 * Double click on button 3 when already selected
3212 * EXT: button 3 double click 3472 * EXT: button 3 double click
3213 */ 3473 */
3214/* EXTPROTO */
3215void 3474void
3216rxvt_selection_rotate(pR_ int x, int y) 3475rxvt_term::selection_rotate (int x, int y)
3217{ 3476{
3218 R->selection.clicks = R->selection.clicks % 3 + 1; 3477 selection.clicks = selection.clicks % 3 + 1;
3219 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3478 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3220} 3479}
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 3480
3230/* ------------------------------------------------------------------------- */ 3481/* ------------------------------------------------------------------------- */
3231/* 3482/*
3232 * Respond to a request for our current selection 3483 * Respond to a request for our current selection
3233 * EXT: SelectionRequest 3484 * EXT: SelectionRequest
3234 */ 3485 */
3235/* EXTPROTO */
3236void 3486void
3237rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3487rxvt_term::selection_send (const XSelectionRequestEvent &rq)
3238{ 3488{
3239 XSelectionEvent ev; 3489 XSelectionEvent ev;
3240#ifdef USE_XIM 3490 dDisp;
3491
3492 ev.type = SelectionNotify;
3493 ev.property = None;
3494 ev.display = rq.display;
3495 ev.requestor = rq.requestor;
3496 ev.selection = rq.selection;
3497 ev.target = rq.target;
3498 ev.time = rq.time;
3499
3500 if (rq.target == xa[XA_TARGETS])
3501 {
3241 Atom32 target_list[4]; 3502 Atom target_list[6];
3503 Atom *target = target_list;
3504
3505 *target++ = xa[XA_TARGETS];
3506 *target++ = xa[XA_TIMESTAMP];
3507 *target++ = XA_STRING;
3508 *target++ = xa[XA_TEXT];
3509 *target++ = xa[XA_COMPOUND_TEXT];
3510#if X_HAVE_UTF8_STRING
3511 *target++ = xa[XA_UTF8_STRING];
3512#endif
3513
3514 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3515 32, PropModeReplace,
3516 (unsigned char *)target_list, target - target_list);
3517 ev.property = rq.property;
3518 }
3519#if TODO // TODO
3520 else if (rq.target == xa[XA_MULTIPLE])
3521 {
3522 /* TODO: Handle MULTIPLE */
3523 }
3524#endif
3525 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3526 {
3527 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3528 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3529 ev.property = rq.property;
3530 }
3531 else if (rq.target == XA_STRING
3532 || rq.target == xa[XA_TEXT]
3533 || rq.target == xa[XA_COMPOUND_TEXT]
3534 || rq.target == xa[XA_UTF8_STRING]
3535 )
3536 {
3537 XTextProperty ct;
3538 Atom target = rq.target;
3539 short freect = 0;
3540 int selectlen;
3541 wchar_t *cl;
3542 enum {
3543 enc_string = XStringStyle,
3544 enc_text = XStdICCTextStyle,
3545 enc_compound_text = XCompoundTextStyle,
3546#ifdef X_HAVE_UTF8_STRING
3547 enc_utf8 = XUTF8StringStyle,
3242#else 3548#else
3243 Atom32 target_list[3]; 3549 enc_utf8 = -1,
3244#endif 3550#endif
3245 Atom target; 3551 } style;
3246 XTextProperty ct;
3247 XICCEncodingStyle style;
3248 char *cl[2], dummy[1];
3249 3552
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) { 3553 if (target == XA_STRING)
3554 // we actually don't do XA_STRING, but who cares, as i18n clients
3555 // will ask for another format anyways.
3556 style = enc_string;
3557 else if (target == xa[XA_TEXT])
3558 style = enc_text;
3559 else if (target == xa[XA_COMPOUND_TEXT])
3560 style = enc_compound_text;
3561#if ENABLE_FRILLS
3562 else if (target == xa[XA_UTF8_STRING])
3563 style = enc_utf8;
3564#endif
3565 else
3566 {
3287 target = R->xa[XA_COMPOUND_TEXT]; 3567 target = xa[XA_COMPOUND_TEXT];
3288 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3568 style = enc_compound_text;
3289 ? XCompoundTextStyle : XStdICCTextStyle;
3290 } else
3291#endif
3292 { 3569 }
3293 target = XA_STRING; 3570
3294 style = XStringStyle; 3571 if (selection.text)
3295 } 3572 {
3296 if (R->selection.text) {
3297 cl[0] = (char *)R->selection.text; 3573 cl = selection.text;
3298 selectlen = R->selection.len; 3574 selectlen = selection.len;
3575 }
3299 } else { 3576 else
3300 cl[0] = dummy; 3577 {
3301 *dummy = '\0'; 3578 cl = L"";
3302 selectlen = 0; 3579 selectlen = 0;
3580 }
3581
3582#if ENABLE_FRILLS
3583 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3584 // so recode it manually
3585 if (style == enc_utf8)
3303 } 3586 {
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; 3587 freect = 1;
3588 ct.encoding = target;
3589 ct.format = 8;
3590 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3591 ct.nitems = strlen ((char *)ct.value);
3592 }
3308 else 3593 else
3309#endif 3594#endif
3595 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3596 freect = 1;
3597 else
3310 { 3598 {
3599 /* if we failed to convert then send it raw */
3311 ct.value = (unsigned char *)cl[0]; 3600 ct.value = (unsigned char *)cl;
3312 ct.nitems = selectlen; 3601 ct.nitems = selectlen;
3602 ct.encoding = target;
3313 } 3603 }
3604
3314 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3605 XChangeProperty (disp, rq.requestor, rq.property,
3315 target, 8, PropModeReplace, 3606 ct.encoding, 8, PropModeReplace,
3316 ct.value, (int)ct.nitems); 3607 ct.value, (int)ct.nitems);
3317 ev.property = rq->property; 3608 ev.property = rq.property;
3318#ifdef USE_XIM 3609
3319 if (freect) 3610 if (freect)
3320 XFree(ct.value); 3611 XFree (ct.value);
3321#endif
3322 } 3612 }
3613
3323 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3614 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3324} 3615}
3325 3616
3326/* ------------------------------------------------------------------------- * 3617/* ------------------------------------------------------------------------- *
3327 * MOUSE ROUTINES * 3618 * MOUSE ROUTINES *
3328 * ------------------------------------------------------------------------- */ 3619 * ------------------------------------------------------------------------- */
3329 3620
3330/* 3621/*
3331 * return col/row values corresponding to x/y pixel values 3622 * return col/row values corresponding to x/y pixel values
3332 */ 3623 */
3333/* EXTPROTO */
3334void 3624void
3335rxvt_pixel_position(pR_ int *x, int *y) 3625rxvt_term::pixel_position (int *x, int *y)
3336{ 3626{
3337 *x = Pixel2Col(*x); 3627 *x = Pixel2Col (*x);
3338/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */ 3628 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3339 *y = Pixel2Row(*y); 3629 *y = Pixel2Row (*y);
3340/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */ 3630 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3341} 3631}
3632
3342/* ------------------------------------------------------------------------- */ 3633/* ------------------------------------------------------------------------- */
3343#ifdef USE_XIM 3634#ifdef USE_XIM
3344/* EXTPROTO */
3345void 3635void
3346rxvt_setPosition(pR_ XPoint *pos) 3636rxvt_term::im_set_position (XPoint &pos)
3347{ 3637{
3348 XWindowAttributes xwa; 3638 XWindowAttributes xwa;
3349 3639
3350 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa); 3640 XGetWindowAttributes (display->display, vt, &xwa);
3351 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x; 3641
3352 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y 3642 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3353 - R->TermWin.lineSpace; 3643 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3354} 3644}
3355#endif 3645#endif
3356/* ------------------------------------------------------------------------- */ 3646
3357 3647#if ENABLE_OVERLAY
3648void
3649rxvt_term::scr_overlay_new (int x, int y, int w, int h)
3650{
3651 if (nrow < 1 || ncol < 1)
3652 return;
3653
3654 want_refresh = 1;
3655
3656 scr_overlay_off ();
3657
3658 if (x < 0) x = ncol - w;
3659 if (y < 0) y = nrow - h;
3660
3661 // make space for border
3662 w += 2; min_it (w, ncol);
3663 h += 2; min_it (h, nrow);
3664
3665 x -= 1; clamp_it (x, 0, ncol - w);
3666 y -= 1; clamp_it (y, 0, nrow - h);
3667
3668 ov_x = x; ov_y = y;
3669 ov_w = w; ov_h = h;
3670
3671 ov_text = new text_t *[h];
3672 ov_rend = new rend_t *[h];
3673
3674 for (y = 0; y < h; y++)
3675 {
3676 text_t *tp = ov_text[y] = new text_t[w];
3677 rend_t *rp = ov_rend[y] = new rend_t[w];
3678
3679 text_t t0, t1, t2;
3680 rend_t r = OVERLAY_RSTYLE;
3681
3682 if (y == 0)
3683 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3684 else if (y < h - 1)
3685 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3686 else
3687 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3688
3689 *tp++ = t0;
3690 *rp++ = r;
3691
3692 for (x = w - 2; x > 0; --x)
3693 {
3694 *tp++ = t1;
3695 *rp++ = r;
3696 }
3697
3698 *tp = t2;
3699 *rp = r;
3700 }
3701}
3702
3703void
3704rxvt_term::scr_overlay_off ()
3705{
3706 if (!ov_text)
3707 return;
3708
3709 want_refresh = 1;
3710
3711 for (int y = 0; y < ov_h; y++)
3712 {
3713 delete [] ov_text[y];
3714 delete [] ov_rend[y];
3715 }
3716
3717 delete [] ov_text; ov_text = 0;
3718 delete [] ov_rend; ov_rend = 0;
3719}
3720
3721void
3722rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend)
3723{
3724 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3725 return;
3726
3727 x++, y++;
3728
3729 ov_text[y][x] = text;
3730 ov_rend[y][x] = rend;
3731}
3732
3733void
3734rxvt_term::scr_overlay_set (int x, int y, const char *s)
3735{
3736 while (*s)
3737 scr_overlay_set (x++, y, *s++);
3738}
3739
3740void
3741rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s)
3742{
3743 while (*s)
3744 {
3745 text_t t = *s++;
3746 int width = wcwidth (t);
3747
3748 while (width--)
3749 {
3750 scr_overlay_set (x++, y, t);
3751 t = NOCHAR;
3752 }
3753 }
3754}
3755
3756void
3757rxvt_term::scr_swap_overlay ()
3758{
3759 if (!ov_text)
3760 return;
3761
3762 // swap screen mem with overlay
3763 for (int y = ov_h; y--; )
3764 {
3765 text_t *t1 = ov_text[y];
3766 rend_t *r1 = ov_rend[y];
3767
3768 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3769 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3770
3771 for (int x = ov_w; x--; )
3772 {
3773 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3774 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3775 }
3776 }
3777}
3778
3779#endif
3358/* ------------------------------------------------------------------------- * 3780/* ------------------------------------------------------------------------- */
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 3781
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

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