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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.16 by pcg, Fri Jan 16 22:11:09 2004 UTC vs.
Revision 1.318 by root, Tue Nov 4 22:44:09 2008 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.16 2004/01/16 22:11:09 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
36#include "salloc.C" // HACK!! 33#include "salloc.C" // HACK, should be a seperate compile!
37 34
38inline void fill_text (text_t *start, text_t value, int len) 35static inline void fill_text (text_t *start, text_t value, int len)
39{ 36{
40 while (len--) 37 while (len--)
41 *start++ = value; 38 *start++ = value;
42} 39}
43 40
44/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384 42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */ 44#define TABSIZE 8 /* default tab size */
47 45
48/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 49#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 50 if (option (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 51 view_start = 0
54#define CLEAR_SELECTION(R) \ 52#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 55#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 56 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 57 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 58 = selection.end.row = selection.end.col = 0
61 59
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 61 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 63 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 65 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 67 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 69 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 71 (((A) == (C)) && ((B) <= (D)))
74 72
75/* these must be row_col_t */ 73/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 74#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 75 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 76#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 78#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 80#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 86
89/* 87/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 88 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 89 */
94#define drawBuffer TermWin.vt
95
96#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \
98 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \
99 Row2Pixel(row), (unsigned int)TermWin.width, \
100 (unsigned int)Height2Pixel(num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 90#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 91 if (mapped) \
104 XClearArea (Xdisplay, drawBuffer, x, y, \ 92 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel(num), \ 93 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 94 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \
110 TermWin.int_bwidth, Row2Pixel(row), \
111 (unsigned int)TermWin.width, \
112 (unsigned int)Height2Pixel(num))
113 95
114/* ------------------------------------------------------------------------- * 96/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 97 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 98 * ------------------------------------------------------------------------- */
99
117/* Fill part/all of a line with blanks. */ 100/* Fill part/all of a line with blanks. */
118void 101void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 102rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 103{
121 efs &= ~RS_baseattrMask; 104 if (!l.t)
105 {
106 lalloc (l);
107 col = 0;
108 width = ncol;
109 }
110
111 l.touch ();
112
113 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 114 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
115
116 text_t *et = l.t + col;
117 rend_t *er = l.r + col;
123 118
124 while (width--) 119 while (width--)
125 { 120 {
126 *et++ = ' '; 121 *et++ = ' ';
127 *er++ = efs; 122 *er++ = efs;
… …
129} 124}
130 125
131/* ------------------------------------------------------------------------- */ 126/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 127/* Fill a full line with blanks - make sure it is allocated first */
133void 128void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 129rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 130{
136#ifdef DEBUG_STRICT 131 scr_blank_line (l, 0, ncol, efs);
137 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 132
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 133 l.l = 0;
134 l.f = 0;
135}
136
137// nuke a single wide character at the given column
138void
139rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
140{
141 // find begin
142 while (col > 0 && l.t[col] == NOCHAR)
143 col--;
144
145 rend_t rend = l.r[col] & ~RS_baseattrMask;
146 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
147
148 // found start, nuke
149 do {
150 l.t[col] = ' ';
151 l.r[col] = rend;
152 col++;
153 } while (col < ncol && l.t[col] == NOCHAR);
146} 154}
147 155
148/* ------------------------------------------------------------------------- * 156/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 157 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 158 * ------------------------------------------------------------------------- */
159
151void 160void
152rxvt_term::scr_reset () 161rxvt_term::scr_reset ()
153{ 162{
154 unsigned int ncol, nrow, total_rows, prev_total_rows;
155 unsigned int p, q;
156 int k;
157 rend_t setrstyle;
158
159 D_SCREEN((stderr, "rxvt_scr_reset()"));
160
161 TermWin.view_start = 0; 163 view_start = 0;
162 num_scr = 0; 164 num_scr = 0;
163 165
164 if (TermWin.ncol == 0) 166 if (ncol == 0)
165 TermWin.ncol = 80; 167 ncol = 80;
166 168
167 if (TermWin.nrow == 0) 169 if (nrow == 0)
168 TermWin.nrow = 24; 170 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 171
173 if (ncol == prev_ncol && nrow == prev_nrow) 172 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 173 return;
175 174
175 // we need at least two lines for wrapping to work correctly
176 while (nrow + saveLines < 2)
177 {
178 //TODO//FIXME
179 saveLines++;
180 prev_nrow--;
181 top_row--;
182 }
183
176 want_refresh = 1; 184 want_refresh = 1;
177 185
186 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 187 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 188
181 screen.tscroll = 0; 189 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 190 screen.bscroll = nrow - 1;
183 191
184 if (!talloc) 192 if (!row_buf)
185 { 193 {
194 /*
195 * first time called so just malloc everything: don't rely on realloc
196 */
197 top_row = 0;
198 term_start = 0;
199
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 200 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 201 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
188 }
189
190 if (prev_nrow == 0)
191 {
192 /*
193 * 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
195 */
196 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
197 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 202
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 203 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 204 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
205 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 206
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 207 for (int row = nrow; row--; )
205 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
206 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208
209 for (p = 0; p < nrow; p++)
210 {
211 q = p + TermWin.saveLines;
212 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
214 screen.tlen[q] = swap.tlen[p] = 0;
215 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
216 } 208 {
209 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
210 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
211 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
212 }
217 213
218 MEMSET(charsets, 'B', sizeof(charsets)); 214 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 215 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 216 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 217 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 218 screen.charset = 0;
224 current_screen = PRIMARY; 219 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 220 scr_cursor (SAVE);
226 221
227#if NSCREENS 222#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 223 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 224 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 225 swap.charset = 0;
231 current_screen = SECONDARY; 226 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 227 scr_cursor (SAVE);
233 current_screen = PRIMARY; 228 current_screen = PRIMARY;
234#endif 229#endif
235 230
236 selection.text = NULL; 231 selection.text = NULL;
237 selection.len = 0; 232 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 233 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 234 selection.screen = PRIMARY;
240 selection.clicks = 0; 235 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this);
242 rvideo = 0;
243 } 236 }
244 else 237 else
245 { 238 {
246 /* 239 /*
247 * add or delete rows as appropriate 240 * add or delete rows as appropriate
248 */ 241 */
249 setrstyle = DEFAULT_RSTYLE;
250 242
243 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
244 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
245
246#if 0
251 if (nrow < prev_nrow) 247 if (nrow < prev_nrow)
252 { 248 {
253 /* delete rows */
254 k = min (TermWin.nscrolled, prev_nrow - nrow);
255 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
256
257 for (p = nrow; p < prev_nrow; p++) 249 for (int row = nrow; row < prev_nrow; row++)
258 { 250 {
259 q = p + TermWin.saveLines; 251 lfree (swap_buf [row]);
260 if (screen.text[q]) 252 lfree (drawn_buf[row]);
253 }
254 }
255#endif
256
257 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
258 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
259
260 for (int row = min (nrow, prev_nrow); row--; )
261 {
262 lresize (drawn_buf[row]);
263 lresize (swap_buf [row]);
264 }
265
266 for (int row = prev_nrow; row < nrow; row++)
267 {
268 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
269 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
270 }
271
272 line_t *old_buf = row_buf;
273 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
274
275 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
276 int pend = MOD (term_start + top_row , prev_total_rows);
277 int q = total_rows; // rewrapped row
278
279 if (top_row)
280 {
281 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
282 // to come up with a lean and mean algorithm.
283
284 row_col_t ocur = screen.cur;
285 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
286
287 do
288 {
289 p = MOD (p - 1, prev_total_rows);
290#ifdef DEBUG_STRICT
291 assert (old_buf [MOD (p, prev_total_rows)].t);
292#endif
293 int plines = 1;
294 int llen = old_buf [MOD (p, prev_total_rows)].l;
295
296 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 297 {
262#ifdef DEBUG_STRICT 298 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 299
264#endif 300 plines++;
265 talloc->free (screen.text[q]); 301 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 302 }
268 if (swap.text[p]) 303
304 int qlines = max (0, (llen - 1) / ncol) + 1;
305
306 // drop partial lines completely
307 if (q < qlines)
308 break;
309
310 q -= qlines;
311
312 int lofs = 0;
313 line_t *qline;
314
315 // re-assemble the full line by destination lines
316 for (int qrow = q; qlines--; qrow++)
269 { 317 {
270#ifdef DEBUG_STRICT 318 qline = row_buf + qrow;
271 assert (swap.rend[p]); 319 lalloc (*qline);
272#endif 320 qline->l = ncol;
273 talloc->free (swap.text[p]); 321 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 322
323 int qcol = 0;
324
325 // see below for cursor adjustment rationale
326 if (p == ocur.row)
327 screen.cur.row = q - (total_rows - nrow);
328
329 // fill a single destination line
330 while (lofs < llen && qcol < ncol)
331 {
332 int prow = lofs / prev_ncol;
333 int pcol = lofs % prev_ncol;
334
335 prow = MOD (p + prow, prev_total_rows);
336
337 // we only adjust the cursor _row_ and put it into
338 // the topmost line of "long line" it was in, as
339 // this seems to upset applications/shells/readline
340 // least.
341 if (prow == ocur.row)
342 screen.cur.row = q - (total_rows - nrow);
343
344 line_t &pline = old_buf [prow];
345
346 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
347
348 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
349 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
350
351 lofs += len;
352 qcol += len;
353 }
275 } 354 }
276#ifdef DEBUG_STRICT 355
277 assert (drawn_text[p] && drawn_rend[p]); 356 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 357 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 358 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 359 }
360 while (p != pend && q > 0);
282 361
283 /* we have fewer rows so fix up cursor position */ 362 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 363 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 364
287 scr_reset_realloc (); /* realloc _last_ */ 365 // make sure all terminal lines exist
288 } 366 while (top_row > 0)
289 else if (nrow > prev_nrow) 367 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 368 }
291 /* add rows */ 369 else
292 scr_reset_realloc (); /* realloc _first_ */ 370 {
371 // if no scrollback exists (yet), wing, instead of wrap
293 372
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 373 for (int row = min (nrow, prev_nrow); row--; )
295
296 k = min (TermWin.nscrolled, nrow - prev_nrow);
297
298 for (p = prev_total_rows; p < total_rows; p++)
299 { 374 {
300 screen.tlen[p] = 0; 375 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 376 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 377
378 qline = pline;
379 lresize (qline);
303 } 380 }
304 381
305 for (p = prev_total_rows; p < total_rows - k; p++)
306 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
307
308 for (p = prev_nrow; p < nrow; p++) 382 for (int row = prev_nrow; row < nrow; row++)
309 { 383 {
310 swap.tlen[p] = 0; 384 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
311 swap.text[p] = NULL;
312 swap.rend[p] = NULL;
313 drawn_text[p] = NULL;
314 drawn_rend[p] = NULL;
315 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
316 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
317 } 385 }
318 386
319 if (k > 0) 387 term_start = 0;
320 {
321 scr_scroll_text (0, (int)nrow - 1, -k, 1);
322 screen.cur.row += k;
323 screen.s_cur.row += k;
324 TermWin.nscrolled -= k;
325 }
326#ifdef DEBUG_STRICT
327 assert(screen.cur.row < TermWin.nrow);
328 assert(swap.cur.row < TermWin.nrow);
329#else /* drive with your eyes closed */
330
331 MIN_IT(screen.cur.row, nrow - 1);
332 MIN_IT(swap.cur.row, nrow - 1);
333#endif
334 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
335 }
336
337 /* resize columns */
338 if (ncol != prev_ncol)
339 { 388 }
340 int common = min (prev_ncol, ncol); 389
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 390 free (old_buf);
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 391 delete old_ta;
392 delete old_ra;
393
394 clamp_it (screen.cur.row, 0, nrow - 1);
395 clamp_it (screen.cur.col, 0, ncol - 1);
343 396 }
344 for (p = 0; p < total_rows; p++)
345 {
346 if (screen.text[p])
347 {
348 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
349 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
350 397
351 MIN_IT(screen.tlen[p], (int16_t)ncol); 398 CLEAR_ALL_SELECTION ();
352
353 if (ncol > prev_ncol)
354 scr_blank_line (&(screen.text[p][prev_ncol]),
355 &(screen.rend[p][prev_ncol]),
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360
361 for (p = 0; p < nrow; p++)
362 {
363 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
364 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
365
366 if (ncol > prev_ncol)
367 scr_blank_line (&(drawn_text[p][prev_ncol]),
368 &(drawn_rend[p][prev_ncol]),
369 ncol - prev_ncol, setrstyle);
370
371 if (swap.text[p])
372 {
373 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
374 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
375
376 MIN_IT(swap.tlen[p], (int16_t)ncol);
377
378 if (ncol > prev_ncol)
379 scr_blank_line (&(swap.text[p][prev_ncol]),
380 &(swap.rend[p][prev_ncol]),
381 ncol - prev_ncol, setrstyle);
382 }
383
384 }
385
386 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
387 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
388
389 delete talloc; talloc = ta;
390 delete ralloc; ralloc = ra;
391 }
392
393 if (tabs)
394 free(tabs);
395 }
396 399
397 prev_nrow = nrow; 400 prev_nrow = nrow;
398 prev_ncol = ncol; 401 prev_ncol = ncol;
399 402
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char));
401
402 for (p = 0; p < ncol; p++)
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
404
405 tt_winch (); 403 tt_winch ();
406}
407 404
408void 405 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
409rxvt_term::scr_reset_realloc()
410{
411 uint16_t total_rows, nrow;
412
413 nrow = TermWin.nrow;
414 total_rows = nrow + TermWin.saveLines;
415 /* *INDENT-OFF* */
416 screen.text = (text_t **)rxvt_realloc(screen.text, total_rows * sizeof(text_t *));
417 buf_text = (text_t **)rxvt_realloc(buf_text , total_rows * sizeof(text_t *));
418 drawn_text = (text_t **)rxvt_realloc(drawn_text , nrow * sizeof(text_t *));
419 swap.text = (text_t **)rxvt_realloc(swap.text , nrow * sizeof(text_t *));
420
421 screen.tlen = (int16_t *)rxvt_realloc(screen.tlen, total_rows * sizeof(int16_t));
422 swap.tlen = (int16_t *)rxvt_realloc(swap.tlen , total_rows * sizeof(int16_t));
423
424 screen.rend = (rend_t **)rxvt_realloc(screen.rend, total_rows * sizeof(rend_t *));
425 buf_rend = (rend_t **)rxvt_realloc(buf_rend , total_rows * sizeof(rend_t *));
426 drawn_rend = (rend_t **)rxvt_realloc(drawn_rend , nrow * sizeof(rend_t *));
427 swap.rend = (rend_t **)rxvt_realloc(swap.rend , nrow * sizeof(rend_t *));
428 /* *INDENT-ON* */
429} 406}
430 407
431/* ------------------------------------------------------------------------- */ 408/* ------------------------------------------------------------------------- */
432/* 409/*
433 * Free everything. That way malloc debugging can find leakage. 410 * Free everything. That way malloc debugging can find leakage.
434 */ 411 */
435void 412void
436rxvt_term::scr_release() 413rxvt_term::scr_release () NOTHROW
437{ 414{
438 uint16_t total_rows; 415 if (row_buf)
439 int i;
440
441 total_rows = TermWin.nrow + TermWin.saveLines;
442
443#ifdef DEBUG_STRICT
444 for (i = 0; i < total_rows; i++)
445 {
446 if (screen.text[i])
447 /* then so is screen.rend[i] */
448 assert(screen.rend[i]);
449 } 416 {
450#endif
451
452 delete talloc; talloc = 0; 417 delete talloc; talloc = 0;
453 delete ralloc; ralloc = 0; 418 delete ralloc; ralloc = 0;
454 419
455 free (screen.text); 420 free (row_buf);
456 free (screen.tlen); 421 free (swap_buf);
457 free (screen.rend); 422 free (drawn_buf);
458 free (drawn_text); 423 row_buf = 0; // signal that we freed all the arrays above
459 free (drawn_rend); 424
460 free (swap.text); 425 free (tabs);
461 free (swap.tlen); 426 tabs = 0;
462 free (swap.rend); 427 }
463 free (buf_text); 428}
464 free (buf_rend); 429
430/* ------------------------------------------------------------------------- */
431/*
432 * Hard/Soft reset
433 */
434void
435rxvt_term::scr_poweron ()
436{
437 scr_release ();
438 prev_nrow = prev_ncol = 0;
439 scr_soft_reset ();
440 scr_reset ();
441
442 scr_clear (true);
443 scr_refresh ();
444}
445
446void
447rxvt_term::scr_soft_reset ()
448{
449 /* only affects modes, nothing drastic such as clearing the screen */
450#if ENABLE_OVERLAY
451 scr_overlay_off ();
452#endif
453
454 rvideo_mode = false;
455
456 if (current_screen != PRIMARY)
457 scr_swap_screen ();
458
465 free (tabs); 459 free (tabs);
460 tabs = (char *)rxvt_malloc (ncol);
466 461
467 /* NULL these so if anything tries to use them, we'll know about it */ 462 for (int col = ncol; --col; )
468 screen.text = drawn_text = swap.text = NULL; 463 tabs [col] = col % TABSIZE == 0;
469 screen.rend = drawn_rend = swap.rend = NULL;
470 screen.tlen = swap.tlen = NULL;
471 buf_text = NULL;
472 buf_rend = NULL;
473 tabs = NULL;
474}
475 464
476/* ------------------------------------------------------------------------- */ 465 if (current_screen != PRIMARY)
477/* 466 scr_swap_screen ();
478 * Hard reset
479 */
480/* EXTPROTO */
481void
482rxvt_scr_poweron(pR)
483{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485 467
486 R->scr_release (); 468 scr_scroll_region (0, MAX_ROWS - 1);
487 R->prev_nrow = R->prev_ncol = 0; 469 scr_rendition (0, ~RS_None);
488 R->scr_reset (); 470 scr_insert_mode (0);
489
490 R->scr_clear ();
491 R->scr_refresh (SLOW_REFRESH);
492#ifdef RXVT_GRAPHICS
493 rxvt_Gr_reset (aR);
494#endif
495} 471}
496 472
497/* ------------------------------------------------------------------------- * 473/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 474 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 475 * ------------------------------------------------------------------------- */
500/* 476/*
501 * Save and Restore cursor 477 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 478 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 479 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 480 */
505/* EXTPROTO */
506void 481void
507rxvt_scr_cursor(pR_ int mode) 482rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 483{
509 screen_t *s; 484 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 485
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 486#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 487 if (current_screen == SECONDARY)
515 s = &(R->swap); 488 s = &swap;
516 else 489 else
517#endif 490#endif
518 s = &(R->screen); 491 s = &screen;
492
519 switch (mode) { 493 switch (mode)
494 {
520 case SAVE: 495 case SAVE:
521 s->s_cur.row = s->cur.row; 496 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 497 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 498 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 499 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 500 s->s_charset_char = charsets[screen.charset];
526 break; 501 break;
502
527 case RESTORE: 503 case RESTORE:
528 R->want_refresh = 1; 504 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 505 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 506 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 507 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 508 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 509 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 510 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 511 set_font_style ();
536 break; 512 break;
537 } 513 }
514
538/* boundary check in case screen size changed between SAVE and RESTORE */ 515 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 516 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 517 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT 518#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 519 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 520 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */
545 MAX_IT(s->cur.row, 0);
546 MAX_IT(s->cur.col, 0);
547#endif 521#endif
522}
523
524void
525rxvt_term::scr_swap_screen ()
526{
527 if (!option (Opt_secondaryScreen))
528 return;
529
530 for (int i = prev_nrow; i--; )
531 ::swap (ROW(i), swap_buf [i]);
532
533 ::swap (screen.cur, swap.cur);
534
535 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
536 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 537}
549 538
550/* ------------------------------------------------------------------------- */ 539/* ------------------------------------------------------------------------- */
551/* 540/*
552 * Swap between primary and secondary screens 541 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 542 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 543 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 544 */
556/* EXTPROTO */ 545void
557int
558rxvt_scr_change_screen(pR_ int scrn) 546rxvt_term::scr_change_screen (int scrn)
559{ 547{
560 int i; 548 if (scrn == current_screen)
549 return;
550
551 want_refresh = 1;
552 view_start = 0;
553
554 selection_check (2); /* check for boundary cross */
555
556 int i = current_screen; current_screen = scrn; scrn = i;
557
561#if NSCREENS 558#if NSCREENS
562 int offset; 559 if (option (Opt_secondaryScreen))
563#endif 560 {
564
565 R->want_refresh = 1;
566
567 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
568
569 R->TermWin.view_start = 0;
570
571 if (R->current_screen == scrn)
572 return R->current_screen;
573
574 rxvt_selection_check(aR_ 2); /* check for boundary cross */
575
576 SWAP_IT(R->current_screen, scrn, int);
577#if NSCREENS
578 R->num_scr = 0; 561 num_scr = 0;
579 offset = R->TermWin.saveLines; 562
580 for (i = R->prev_nrow; i--;) { 563 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 564
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 565 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 566 ::swap (screen.flags, swap.flags);
584 }
585 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
586 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
587# ifdef DEBUG_STRICT
588 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
589 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
590# else /* drive with your eyes closed */
591 MAX_IT(R->screen.cur.row, 0);
592 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
593 MAX_IT(R->screen.cur.col, 0);
594 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
595# endif
596 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
597 SWAP_IT(R->screen.flags, R->swap.flags, int);
598 R->screen.flags |= Screen_VisibleCursor; 567 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 568 swap.flags |= Screen_VisibleCursor;
600
601# ifdef RXVT_GRAPHICS
602
603 if (rxvt_Gr_Displayed(aR)) {
604 rxvt_Gr_scroll(aR_ 0);
605 rxvt_Gr_ChangeScreen(aR);
606 } 569 }
570 else
607# endif 571#endif
608#else 572 if (option (Opt_secondaryScroll))
609# ifdef SCROLL_ON_NO_SECONDARY
610# ifdef RXVT_GRAPHICS
611 if (rxvt_Gr_Displayed(aR))
612 rxvt_Gr_ClearScreen(aR);
613# endif
614 if (R->current_screen == PRIMARY
615# ifdef RXVT_GRAPHICS
616 && !rxvt_Gr_Displayed(aR)
617# endif
618 )
619 R->scr_scroll_text(0, (R->prev_nrow - 1), R->prev_nrow, 0); 573 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 574}
621#endif 575
576// clear WrapNext indicator, solidifying position on next line
577void
578rxvt_term::scr_do_wrap () NOTHROW
579{
580 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 581 return;
582
583 screen.flags &= ~Screen_WrapNext;
584
585 screen.cur.col = 0;
586
587 if (screen.cur.row == screen.bscroll)
588 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
589 else if (screen.cur.row < nrow - 1)
590 screen.cur.row++;
623} 591}
624 592
625/* ------------------------------------------------------------------------- */ 593/* ------------------------------------------------------------------------- */
626/* 594/*
627 * Change the colour for following text 595 * Change the colour for following text
628 */ 596 */
629/* EXTPROTO */
630void 597void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 598rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 599{
600 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 601 color = fgbg;
602
634 if (fgbg == Color_fg) 603 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 604 rstyle = SET_FGCOLOR (rstyle, color);
636 else 605 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 606 rstyle = SET_BGCOLOR (rstyle, color);
638} 607}
639 608
640/* ------------------------------------------------------------------------- */ 609/* ------------------------------------------------------------------------- */
641/* 610/*
642 * Change the rendition style for following text 611 * Change the rendition style for following text
643 */ 612 */
644/* EXTPROTO */
645void 613void
646rxvt_scr_rendition(pR_ int set, int style) 614rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 615{
648 if (set) 616 if (set)
649 R->rstyle |= style; 617 rstyle |= style;
650 else if (style == ~RS_None) 618 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 619 rstyle = DEFAULT_RSTYLE;
652 else 620 else
653 R->rstyle &= ~style; 621 rstyle &= ~style;
654} 622}
655 623
656/* ------------------------------------------------------------------------- */ 624/* ------------------------------------------------------------------------- */
657/* 625/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 626 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 627 * count positive ==> scroll up
660 * count negative ==> scroll down 628 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 629 */
663int 630int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 631rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 632{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 633 if (count == 0 || (row1 > row2))
670 return 0; 634 return 0;
671 635
672 want_refresh = 1; 636 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 637 num_scr += count;
674 638
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 639 if (count > 0
640 && row1 == 0
641 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
642 {
643 top_row = max (top_row - count, -saveLines);
644
645 // scroll everything up 'count' lines
646 term_start = (term_start + count) % total_rows;
647
648 // sever bottommost line
676 { 649 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 650 line_t &l = ROW(row2 - count);
678 651 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 652 l.touch ();
680 TermWin.nscrolled = TermWin.saveLines;
681 else
682 TermWin.nscrolled = (uint16_t)nscrolled;
683
684 if ((Options & Opt_scrollWithBuffer)
685 && TermWin.view_start != 0
686 && TermWin.view_start != TermWin.saveLines)
687 rxvt_scr_page (this, UP, count);
688 } 653 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 654
692 row2 += TermWin.saveLines; 655 // erase newly scrolled-in lines
656 for (int i = count; i--; )
657 {
658 line_t &l = ROW(nrow - 1 - i);
693 659
660 // optimize if already cleared, can be significant on slow machines
661 // could be rolled into scr_blank_screen_mem
662 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
663 {
664 scr_blank_line (l, 0, l.l, rstyle);
665 l.l = 0;
666 l.f = 0;
667 }
668 else
669 scr_blank_screen_mem (l, rstyle);
670 }
671
672 // now copy lines below the scroll region bottom to the
673 // bottom of the screen again, so they look as if they
674 // hadn't moved.
675 for (int i = nrow; --i > row2; )
676 {
677 line_t &l1 = ROW(i - count);
678 line_t &l2 = ROW(i);
679
680 ::swap (l1, l2);
681 l2.touch ();
682 }
683
684 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 685 if (selection.op && current_screen == selection.screen)
695 {
696 i = selection.beg.row + TermWin.saveLines;
697 j = selection.end.row + TermWin.saveLines;
698 if ((i < row1 && j > row1)
699 || (i < row2 && j > row2)
700 || (i - count < row1 && i >= row1)
701 || (i - count > row2 && i <= row2)
702 || (j - count < row1 && j >= row1)
703 || (j - count > row2 && j <= row2))
704 {
705 CLEAR_ALL_SELECTION (this);
706 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
707 } 686 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 687 selection.beg.row -= count;
712 selection.end.row -= count; 688 selection.end.row -= count;
713 selection.mark.row -= count; 689 selection.mark.row -= count;
690
691 if (selection.beg.row < top_row
692 || selection.end.row < top_row
693 || selection.mark.row < top_row)
694 {
695 CLEAR_ALL_SELECTION ();
696 selection.op = SELECTION_CLEAR;
714 } 697 }
715 }
716
717 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */
718
719 num_scr += count;
720 j = count;
721
722 if (count < 0)
723 count = -count;
724
725 i = row2 - row1 + 1;
726 MIN_IT(count, i);
727
728 if (j > 0)
729 {
730 /* A: scroll up */
731
732 /* A1: Copy lines that will get clobbered by the rotation */
733 for (i = 0, j = row1; i < count; i++, j++)
734 { 698 }
735 buf_text[i] = screen.text[j]; 699
736 buf_rend[i] = screen.rend[j]; 700 // finally move the view window, if desired
701 if (option (Opt_scrollWithBuffer)
702 && view_start != 0
703 && view_start != -saveLines)
704 scr_page (UP, count);
705
706 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
707 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
708 }
709 else
710 {
711 if (selection.op && current_screen == selection.screen)
737 } 712 {
738 /* A2: Rotate lines */ 713 if ((selection.beg.row < row1 && selection.end.row > row1)
739 for (j = row1, i = j + count; i <= row2; i++, j++) 714 || (selection.beg.row < row2 && selection.end.row > row2)
715 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
716 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
717 || (selection.end.row - count < row1 && selection.end.row >= row1)
718 || (selection.end.row - count > row2 && selection.end.row <= row2))
719 {
720 CLEAR_ALL_SELECTION ();
721 selection.op = SELECTION_CLEAR;
722 }
723 else if (selection.end.row >= row1 && selection.end.row <= row2)
724 {
725 /* move selected region too */
726 selection.beg.row -= count;
727 selection.end.row -= count;
728 selection.mark.row -= count;
729
730 selection_check (0);
731 }
740 { 732 }
741 screen.tlen[j] = screen.tlen[i]; 733
742 screen.text[j] = screen.text[i]; 734 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 735 // part of scr_scroll_text is not time-critical.
736
737 int rows = row2 - row1 + 1;
738
739 min_it (count, rows);
740
741 line_t *temp_buf = row_buf + total_rows;
742
743 for (int row = 0; row < rows; row++)
744 } 744 {
745 j = row2 - count + 1, i = count; 745 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750 746
751 /* B1: Copy lines that will get clobbered by the rotation */ 747 if (!IN_RANGE_EXC (row + count, 0, rows))
752 for (i = 0, j = row2; i < count; i++, j--) 748 scr_blank_screen_mem (temp_buf [row], rstyle);
753 { 749 }
754 buf_text[i] = screen.text[j];
755 buf_rend[i] = screen.rend[j];
756 }
757 /* B2: Rotate lines */
758 for (j = row2, i = j - count; i >= row1; i--, j--)
759 {
760 screen.tlen[j] = screen.tlen[i];
761 screen.text[j] = screen.text[i];
762 screen.rend[j] = screen.rend[i];
763 }
764 j = row1, i = count;
765 count = -count;
766 }
767 750
768 /* C: Resurrect lines */ 751 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 752 ROW(row1 + row) = temp_buf [row];
770 { 753 }
771 screen.tlen[j] = 0;
772 screen.text[j] = buf_text[i];
773 screen.rend[j] = buf_rend[i];
774
775 if (!spec) /* line length may not equal TermWin.ncol */
776 scr_blank_screen_mem (screen.text, screen.rend,
777 (unsigned int)j, rstyle);
778 }
779
780#ifdef RXVT_GRAPHICS
781 if (rxvt_Gr_Displayed (this))
782 rxvt_Gr_scroll(this, count);
783#endif
784 754
785 return count; 755 return count;
786} 756}
787 757
788/* ------------------------------------------------------------------------- */ 758/* ------------------------------------------------------------------------- */
789/* 759/*
790 * Add text given in <str> of length <len> to screen struct 760 * Add text given in <str> of length <len> to screen struct
791 */ 761 */
792/* EXTPROTO */
793void 762void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 763rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
795{ 764{
796 unsigned char checksel, clearsel;
797 uint32_t c;
798 int i, row, last_col;
799 text_t *stp;
800 rend_t *srp;
801
802 if (len <= 0) /* sanity */ 765 if (len <= 0) /* sanity */
803 return; 766 return;
804 767
768 unsigned char checksel;
769 unicode_t c;
770 int ncol = this->ncol;
771 const wchar_t *strend = str + len;
772
805 R->want_refresh = 1; 773 want_refresh = 1;
806 last_col = R->TermWin.ncol;
807
808 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
809 ZERO_SCROLLBACK(R); 774 ZERO_SCROLLBACK ();
775
810 if (nlines > 0) { 776 if (minlines > 0)
777 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 778 minlines += screen.cur.row - screen.bscroll;
779 min_it (minlines, screen.cur.row - top_row);
780
812 if ((nlines > 0) 781 if (minlines > 0
813 && (R->screen.tscroll == 0) 782 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 783 && screen.bscroll == nrow - 1)
784 {
815 /* _at least_ this many lines need to be scrolled */ 785 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 786 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 787 screen.cur.row -= minlines;
818 } 788 }
819 } 789 }
790
820#ifdef DEBUG_STRICT 791#ifdef DEBUG_STRICT
821 assert(R->screen.cur.col < last_col); 792 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 793 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 794 && screen.cur.row >= top_row);
824#else /* drive with your eyes closed */
825 MIN_IT(R->screen.cur.col, last_col - 1);
826 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
827 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
828#endif 795#endif
829 row = R->screen.cur.row + R->TermWin.saveLines; 796 int row = screen.cur.row;
830 797
831 checksel = (R->selection.op 798 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 799
835 stp = R->screen.text[row]; 800 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 801
838 for (i = 0; i < len;) { 802 while (str < strend)
839 c = str[i++]; 803 {
840 switch (c) { 804 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 805
842 rxvt_scr_tab (aR_ 1); 806 if (expect_false (c < 0x20))
807 if (c == C0_LF)
808 {
809 max_it (line->l, screen.cur.col);
810
811 screen.flags &= ~Screen_WrapNext;
812
813 if (screen.cur.row == screen.bscroll)
814 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
815 else if (screen.cur.row < (nrow - 1))
816 row = ++screen.cur.row;
817
818 line = &ROW(row); /* _must_ refresh */
843 continue; 819 continue;
844 case '\n': 820 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 821 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 822 {
823 max_it (line->l, screen.cur.col);
824
847 R->screen.flags &= ~Screen_WrapNext; 825 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 826 screen.cur.col = 0;
849 R->scr_scroll_text (R->screen.tscroll, R->screen.bscroll, 1, 0);
850 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
851 row = (++R->screen.cur.row) + R->TermWin.saveLines;
852 stp = R->screen.text[row]; /* _must_ refresh */
853 srp = R->screen.rend[row]; /* _must_ refresh */
854 continue; 827 continue;
855 case '\r': 828 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 829 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 830 {
858 R->screen.flags &= ~Screen_WrapNext; 831 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 832 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 833 }
866 834
835 if (expect_false (
867 if (checksel /* see if we're writing within selection */ 836 checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 837 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 838 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
839 ))
840 {
870 checksel = 0; 841 checksel = 0;
871 clearsel = 1; 842 /*
843 * If we wrote anywhere in the selected area, kill the selection
844 * XXX: should we kill the mark too? Possibly, but maybe that
845 * should be a similar check.
846 */
847 CLEAR_SELECTION ();
848 }
849
850 if (expect_false (screen.flags & Screen_WrapNext))
872 } 851 {
873 if (R->screen.flags & Screen_WrapNext) { 852 scr_do_wrap ();
874 R->screen.tlen[row] = -1; 853
875 if (R->screen.cur.row == R->screen.bscroll) 854 line->l = ncol;
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 855 line->is_longer (1);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 856
878 row = (++R->screen.cur.row) + R->TermWin.saveLines; 857 row = screen.cur.row;
879 stp = R->screen.text[row]; /* _must_ refresh */ 858 line = &ROW(row); /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */ 859 }
881 R->screen.cur.col = 0; 860
882 R->screen.flags &= ~Screen_WrapNext; 861 // some utf-8 decoders "decode" surrogate characters: let's fix this.
862 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
863 c = 0xfffd;
864
865 // rely on wcwidth to tell us the character width, do wcwidth before
866 // further replacements, as wcwidth might return -1 for the line
867 // drawing characters below as they might be invalid in the current
868 // locale.
869 int width = WCWIDTH (c);
870
871 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
883 } 872 {
884 if (R->screen.flags & Screen_Insert) 873 // vt100 special graphics and line drawing
885 rxvt_scr_insdel_chars(aR_ 1, INSERT); 874 // 5f-7e standard vt100
875 // 40-5e rxvt extension for extra curses acs chars
876 static uint16_t vt100_0[62] = { // 41 .. 7e
877 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
878 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
879 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
880 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
881 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
882 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
883 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
884 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
885 };
886 886
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 887 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
888 switch (c)
889 { 888 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 889 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 890 width = 1; // vt100 line drawing characters are always single-width
892 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
893 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
894 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
895 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
896 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
897 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
898 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
899 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
900 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
901 } 891 }
892 }
902 893
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 894 if (expect_false (screen.flags & Screen_Insert))
904 // rely on wcwidth to tell us the character width, at least for non-ascii 895 scr_insdel_chars (width, INSERT);
905 int width = c <= 128 ? 1 : wcwidth (c);
906 896
907 // width 0 characters (e.g. combining chars) are ignored. your problem, really 897 if (width != 0)
908 while (width-- > 0)
909 { 898 {
910 stp[R->screen.cur.col] = c; 899#if !UNICODE_3
911 srp[R->screen.cur.col] = rend; 900 // trim characters we can't store directly :(
901 if (c >= 0x10000)
902# if ENABLE_COMBINING
903 c = rxvt_composite.compose (c); // map to lower 16 bits
904# else
905 c = 0xfffd;
906# endif
907#endif
912 908
909 // nuke the character at this position, if required
910 if (expect_false (
911 line->t[screen.cur.col] == NOCHAR
913 if (R->screen.cur.col < last_col - 1) 912 || (screen.cur.col < ncol - 1
914 R->screen.cur.col++; 913 && line->t[screen.cur.col + 1] == NOCHAR)
915 else 914 ))
915 scr_kill_char (*line, screen.cur.col);
916
917 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
918
919 // if the character doesn't fit into the remaining columns...
920 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
916 { 921 {
917 R->screen.tlen[row] = last_col; 922 // ... artificially enlargen the previous one
918 if (R->screen.flags & Screen_Autowrap)
919 R->screen.flags |= Screen_WrapNext;
920 break;
921 }
922
923 c = NOCHAR; 923 c = NOCHAR;
924 // and try the same character next loop iteration
925 --str;
924 } 926 }
925 }
926 if (R->screen.tlen[row] != -1) /* XXX: think about this */
927 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
928 927
929/* 928 line->touch ();
930 * If we wrote anywhere in the selected area, kill the selection 929
931 * XXX: should we kill the mark too? Possibly, but maybe that 930 do
932 * should be a similar check. 931 {
933 */ 932 line->t[screen.cur.col] = c;
934 if (clearsel) 933 line->r[screen.cur.col] = rend;
935 CLEAR_SELECTION(R); 934
935 if (expect_true (screen.cur.col < ncol - 1))
936 screen.cur.col++;
937 else
938 {
939 line->l = ncol;
940 if (screen.flags & Screen_Autowrap)
941 screen.flags |= Screen_WrapNext;
942 break;
943 }
944
945 c = NOCHAR;
946 }
947 while (expect_false (--width > 0));
948
949 // pad with spaces when overwriting wide character with smaller one
950 if (expect_false (!width))
951 {
952 line->touch ();
953
954 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
955 {
956 line->t[c] = ' ';
957 line->r[c] = rend;
958 }
959 }
960 }
961#if ENABLE_COMBINING
962 else // width == 0
963 {
964 if (c != 0xfeff) // ignore BOM
965 {
966 // handle combining characters
967 // we just tag the accent on the previous on-screen character.
968 // this is arguably not correct, but also arguably not wrong.
969 // we don't handle double-width characters nicely yet.
970 line_t *linep;
971 text_t *tp;
972 rend_t *rp;
973
974 if (screen.cur.col > 0)
975 {
976 linep = line;
977 tp = line->t + screen.cur.col - 1;
978 rp = line->r + screen.cur.col - 1;
979 }
980 else if (screen.cur.row > 0
981 && ROW(screen.cur.row - 1).is_longer ())
982 {
983 linep = &ROW(screen.cur.row - 1);
984 tp = line->t + ncol - 1;
985 rp = line->r + ncol - 1;
986 }
987 else
988 continue;
989
990 linep->touch ();
991
992 while (*tp == NOCHAR && tp > linep->t)
993 tp--, rp--;
994
995 // first try to find a precomposed character
996 unicode_t n = rxvt_compose (*tp, c);
997 if (n == NOCHAR)
998 n = rxvt_composite.compose (*tp, c);
999
1000 *tp = n;
1001 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1002 }
1003 }
1004#endif
1005 }
1006
1007 max_it (line->l, screen.cur.col);
936 1008
937#ifdef DEBUG_STRICT 1009#ifdef DEBUG_STRICT
938 assert(R->screen.cur.row >= 0); 1010 assert (screen.cur.row >= 0);
939#else /* drive with your eyes closed */
940 MAX_IT(R->screen.cur.row, 0);
941#endif 1011#endif
942} 1012}
943 1013
944/* ------------------------------------------------------------------------- */ 1014/* ------------------------------------------------------------------------- */
945/* 1015/*
946 * Process Backspace. Move back the cursor back a position, wrap if have to 1016 * Process Backspace. Move back the cursor back a position, wrap if have to
947 * XTERM_SEQ: CTRL-H 1017 * XTERM_SEQ: CTRL-H
948 */ 1018 */
949/* EXTPROTO */
950void 1019void
951rxvt_scr_backspace(pR) 1020rxvt_term::scr_backspace () NOTHROW
952{ 1021{
953 R->want_refresh = 1;
954 if (R->screen.cur.col == 0) { 1022 if (screen.cur.col == 0)
1023 {
955 if (R->screen.cur.row > 0) { 1024 if (screen.cur.row > 0)
1025 {
956#ifdef TERMCAP_HAS_BW 1026#ifdef TERMCAP_HAS_BW
957 R->screen.cur.col = R->TermWin.ncol - 1; 1027 screen.cur.col = ncol - 1;
958 R->screen.cur.row--; 1028 --screen.cur.row;
959 return; 1029
1030 want_refresh = 1;
960#endif 1031#endif
961 } 1032 }
962 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1033 }
1034 else
963 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1035 scr_gotorc (0, -1, RELATIVE);
964 R->screen.flags &= ~Screen_WrapNext;
965} 1036}
966 1037
967/* ------------------------------------------------------------------------- */ 1038/* ------------------------------------------------------------------------- */
968/* 1039/*
969 * Process Horizontal Tab 1040 * Process Horizontal Tab
970 * count: +ve = forward; -ve = backwards 1041 * count: +ve = forward; -ve = backwards
971 * XTERM_SEQ: CTRL-I 1042 * XTERM_SEQ: CTRL-I
972 */ 1043 */
973/* EXTPROTO */
974void 1044void
975rxvt_scr_tab(pR_ int count) 1045rxvt_term::scr_tab (int count, bool ht) NOTHROW
976{ 1046{
977 int i, x; 1047 int i, x;
978 1048
979 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
980 R->want_refresh = 1; 1049 want_refresh = 1;
981 i = x = R->screen.cur.col; 1050 i = x = screen.cur.col;
1051
982 if (count == 0) 1052 if (count == 0)
983 return; 1053 return;
984 else if (count > 0) { 1054 else if (count > 0)
1055 {
1056 line_t &l = ROW(screen.cur.row);
1057 rend_t base_rend = l.r[i];
1058 ht &= l.t[i] == ' ';
1059
985 for (; ++i < R->TermWin.ncol; ) 1060 for (; ++i < ncol; )
986 if (R->tabs[i]) { 1061 if (tabs[i])
1062 {
987 x = i; 1063 x = i;
1064
988 if (!--count) 1065 if (!--count)
989 break; 1066 break;
1067 }
1068 else
1069 ht &= l.t[i] == ' '
1070 && RS_SAME (l.r[i], base_rend);
1071
1072 if (count)
1073 x = ncol - 1;
1074
1075 // store horizontal tab commands as characters inside the text
1076 // buffer so they can be selected and pasted.
1077 if (ht && option (Opt_pastableTabs))
1078 {
1079 base_rend = SET_FONT (base_rend, 0);
1080
1081 l.touch (x);
1082
1083 i = screen.cur.col;
1084
1085 l.t[i] = '\t';
1086 l.r[i] = base_rend;
1087
1088 while (++i < x)
1089 {
1090 l.t[i] = NOCHAR;
1091 l.r[i] = base_rend;
990 } 1092 }
991 if (count) 1093 }
992 x = R->TermWin.ncol - 1; 1094 }
993 } else /* if (count < 0) */ { 1095 else /* if (count < 0) */
1096 {
994 for (; --i >= 0; ) 1097 for (; --i >= 0; )
995 if (R->tabs[i]) { 1098 if (tabs[i])
996 x = i;
997 if (!++count)
998 break;
999 } 1099 {
1000 if (count)
1001 x = 0; 1100 x = i;
1101 if (!++count)
1102 break;
1103 }
1104
1105 if (count)
1106 x = 0;
1002 } 1107 }
1108
1003 if (x != R->screen.cur.col) 1109 if (x != screen.cur.col)
1004 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1110 scr_gotorc (0, x, R_RELATIVE);
1005} 1111}
1006 1112
1007/* ------------------------------------------------------------------------- */ 1113/* ------------------------------------------------------------------------- */
1008/* 1114/*
1009 * Process DEC Back Index 1115 * Process DEC Back Index
1010 * XTERM_SEQ: ESC 6 1116 * XTERM_SEQ: ESC 6
1011 * Move cursor left in row. If we're at the left boundary, shift everything 1117 * Move cursor left in row. If we're at the left boundary, shift everything
1012 * in that row right. Clear left column. 1118 * in that row right. Clear left column.
1013 */ 1119 */
1014#ifndef NO_FRILLS 1120#if !ENABLE_MINIMAL
1015/* EXTPROTO */
1016void 1121void
1017rxvt_scr_backindex(pR) 1122rxvt_term::scr_backindex () NOTHROW
1018{ 1123{
1019 if (R->screen.cur.col > 0) 1124 if (screen.cur.col > 0)
1020 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1125 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1021 else { 1126 else
1022 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1023 return; /* um, yeah? */
1024 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1127 scr_insdel_chars (1, INSERT);
1025 }
1026} 1128}
1027#endif 1129#endif
1028/* ------------------------------------------------------------------------- */ 1130/* ------------------------------------------------------------------------- */
1029/* 1131/*
1030 * Process DEC Forward Index 1132 * Process DEC Forward Index
1031 * XTERM_SEQ: ESC 9 1133 * XTERM_SEQ: ESC 9
1032 * Move cursor right in row. If we're at the right boundary, shift everything 1134 * Move cursor right in row. If we're at the right boundary, shift everything
1033 * in that row left. Clear right column. 1135 * in that row left. Clear right column.
1034 */ 1136 */
1035#ifndef NO_FRILLS 1137#if !ENABLE_MINIMAL
1036/* EXTPROTO */
1037void 1138void
1038rxvt_scr_forwardindex(pR) 1139rxvt_term::scr_forwardindex () NOTHROW
1039{ 1140{
1040 int row;
1041
1042 if (R->screen.cur.col < R->TermWin.ncol - 1) 1141 if (screen.cur.col < ncol - 1)
1043 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1142 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1044 else { 1143 else
1045 row = R->screen.cur.row + R->TermWin.saveLines; 1144 {
1046 if (R->screen.tlen[row] == 0) 1145 line_t &l = ROW(screen.cur.row);
1047 return; /* um, yeah? */ 1146
1048 else if (R->screen.tlen[row] == -1) 1147 l.touch ();
1049 R->screen.tlen[row] = R->TermWin.ncol; 1148 l.is_longer (0);
1149
1050 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1150 scr_gotorc (0, 0, R_RELATIVE);
1051 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1151 scr_insdel_chars (1, DELETE);
1052 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1152 scr_gotorc (0, ncol - 1, R_RELATIVE);
1053 } 1153 }
1054} 1154}
1055#endif 1155#endif
1056 1156
1057/* ------------------------------------------------------------------------- */ 1157/* ------------------------------------------------------------------------- */
1058/* 1158/*
1059 * Goto Row/Column 1159 * Goto Row/Column
1060 */ 1160 */
1061/* EXTPROTO */
1062void 1161void
1063rxvt_scr_gotorc(pR_ int row, int col, int relative) 1162rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1064{ 1163{
1065 R->want_refresh = 1; 1164 want_refresh = 1;
1066 ZERO_SCROLLBACK(R); 1165 ZERO_SCROLLBACK ();
1067#ifdef RXVT_GRAPHICS
1068 if (rxvt_Gr_Displayed(aR))
1069 rxvt_Gr_scroll(aR_ 0);
1070#endif
1071 1166
1072 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));
1073
1074 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1167 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1075 : col); 1168 clamp_it (screen.cur.col, 0, ncol - 1);
1076 MAX_IT(R->screen.cur.col, 0);
1077 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1078 1169
1079 R->screen.flags &= ~Screen_WrapNext; 1170 screen.flags &= ~Screen_WrapNext;
1171
1080 if (relative & R_RELATIVE) { 1172 if (relative & R_RELATIVE)
1173 {
1081 if (row > 0) { 1174 if (row > 0)
1175 {
1082 if (R->screen.cur.row <= R->screen.bscroll 1176 if (screen.cur.row <= screen.bscroll
1083 && (R->screen.cur.row + row) > R->screen.bscroll) 1177 && (screen.cur.row + row) > screen.bscroll)
1084 R->screen.cur.row = R->screen.bscroll; 1178 screen.cur.row = screen.bscroll;
1085 else 1179 else
1086 R->screen.cur.row += row;
1087 } else if (row < 0) {
1088 if (R->screen.cur.row >= R->screen.tscroll
1089 && (R->screen.cur.row + row) < R->screen.tscroll)
1090 R->screen.cur.row = R->screen.tscroll;
1091 else
1092 R->screen.cur.row += row;
1093 }
1094 } else {
1095 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1096 R->screen.cur.row = row + R->screen.tscroll;
1097 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1098 } else
1099 R->screen.cur.row = row; 1180 screen.cur.row += row;
1181 }
1182 else if (row < 0)
1183 {
1184 if (screen.cur.row >= screen.tscroll
1185 && (screen.cur.row + row) < screen.tscroll)
1186 screen.cur.row = screen.tscroll;
1187 else
1188 screen.cur.row += row;
1189 }
1190 }
1191 else
1100 } 1192 {
1101 MAX_IT(R->screen.cur.row, 0); 1193 if (screen.flags & Screen_Relative)
1102 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1194 {
1103} 1195 /* relative origin mode */
1196 screen.cur.row = row + screen.tscroll;
1197 min_it (screen.cur.row, screen.bscroll);
1198 }
1199 else
1200 screen.cur.row = row;
1201 }
1104 1202
1203 clamp_it (screen.cur.row, 0, nrow - 1);
1204}
1205
1105/* ------------------------------------------------------------------------- */ 1206/* ------------------------------------------------------------------------- */
1106/* 1207/*
1107 * direction should be UP or DN 1208 * direction should be UP or DN
1108 */ 1209 */
1109/* EXTPROTO */
1110void 1210void
1111rxvt_scr_index(pR_ enum page_dirn direction) 1211rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1112{ 1212{
1113 int dirn; 1213 int dirn;
1114 1214
1115 R->want_refresh = 1; 1215 want_refresh = 1;
1216 ZERO_SCROLLBACK ();
1217
1116 dirn = ((direction == UP) ? 1 : -1); 1218 dirn = ((direction == UP) ? 1 : -1);
1117 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1118 1219
1119 ZERO_SCROLLBACK(R);
1120
1121#ifdef RXVT_GRAPHICS
1122 if (rxvt_Gr_Displayed(aR))
1123 rxvt_Gr_scroll(aR_ 0);
1124#endif
1125
1126 R->screen.flags &= ~Screen_WrapNext; 1220 screen.flags &= ~Screen_WrapNext;
1221
1127 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1222 if ((screen.cur.row == screen.bscroll && direction == UP)
1128 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1223 || (screen.cur.row == screen.tscroll && direction == DN))
1129 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1224 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1130 else 1225 else
1131 R->screen.cur.row += dirn; 1226 screen.cur.row += dirn;
1132 MAX_IT(R->screen.cur.row, 0); 1227
1133 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1228 clamp_it (screen.cur.row, 0, nrow - 1);
1134 rxvt_selection_check(aR_ 0); 1229 selection_check (0);
1135} 1230}
1136 1231
1137/* ------------------------------------------------------------------------- */ 1232/* ------------------------------------------------------------------------- */
1138/* 1233/*
1139 * Erase part or whole of a line 1234 * Erase part or whole of a line
1140 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1235 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1141 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1236 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1142 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1237 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1238 * extension: clear to right unless wrapped: ESC [ 3 K
1143 */ 1239 */
1144/* EXTPROTO */
1145void 1240void
1146rxvt_scr_erase_line(pR_ int mode) 1241rxvt_term::scr_erase_line (int mode) NOTHROW
1147{ 1242{
1148 unsigned int row, col, num; 1243 unsigned int col, num;
1149 1244
1150 R->want_refresh = 1; 1245 want_refresh = 1;
1151 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1152 ZERO_SCROLLBACK (R); 1246 ZERO_SCROLLBACK ();
1153 1247
1154#ifdef RXVT_GRAPHICS
1155 if (rxvt_Gr_Displayed (aR))
1156 rxvt_Gr_scroll (aR_ 0);
1157#endif
1158
1159 rxvt_selection_check (aR_ 1); 1248 selection_check (1);
1160 1249
1161 R->screen.flags &= ~Screen_WrapNext; 1250 line_t &line = ROW(screen.cur.row);
1162 1251
1163 row = R->TermWin.saveLines + R->screen.cur.row; 1252 line.touch ();
1253 line.is_longer (0);
1254
1164 switch (mode) 1255 switch (mode)
1165 { 1256 {
1257 case 3:
1258 if (screen.flags & Screen_WrapNext)
1259 return;
1260
1261 /* fall through */
1262
1166 case 0: /* erase to end of line */ 1263 case 0: /* erase to end of line */
1167 col = R->screen.cur.col; 1264 col = screen.cur.col;
1168 num = R->TermWin.ncol - col; 1265 num = ncol - col;
1169 MIN_IT(R->screen.tlen[row], (int16_t)col); 1266 min_it (line.l, col);
1267
1170 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1268 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1171 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1269 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1172 CLEAR_SELECTION(R); 1270 CLEAR_SELECTION ();
1173 break; 1271 break;
1272
1174 case 1: /* erase to beginning of line */ 1273 case 1: /* erase to beginning of line */
1175 col = 0; 1274 col = 0;
1176 num = R->screen.cur.col + 1; 1275 num = screen.cur.col + 1;
1276
1177 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1277 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1178 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1278 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1179 CLEAR_SELECTION(R); 1279 CLEAR_SELECTION ();
1180 break; 1280 break;
1281
1181 case 2: /* erase whole line */ 1282 case 2: /* erase whole line */
1182 col = 0; 1283 col = 0;
1183 num = R->TermWin.ncol; 1284 num = ncol;
1184 R->screen.tlen[row] = 0; 1285 line.l = 0;
1185 if (R->selection.beg.row <= R->screen.cur.row 1286 if (selection.beg.row <= screen.cur.row
1186 && R->selection.end.row >= R->screen.cur.row) 1287 && selection.end.row >= screen.cur.row)
1187 CLEAR_SELECTION(R); 1288 CLEAR_SELECTION ();
1188 break; 1289 break;
1189 default: 1290 default:
1190 return; 1291 return;
1191 } 1292 }
1192 1293
1193 if (R->screen.text[row]) 1294 scr_blank_line (line, col, num, rstyle);
1194 R->scr_blank_line (&(R->screen.text[row][col]),
1195 &(R->screen.rend[row][col]), num, R->rstyle);
1196 else
1197 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1198} 1295}
1199 1296
1200/* ------------------------------------------------------------------------- */ 1297/* ------------------------------------------------------------------------- */
1201/* 1298/*
1202 * Erase part of whole of the screen 1299 * Erase part of whole of the screen
1203 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1300 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1204 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1301 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1205 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1302 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1206 */ 1303 */
1207void 1304void
1208rxvt_term::scr_erase_screen (int mode) 1305rxvt_term::scr_erase_screen (int mode) NOTHROW
1209{ 1306{
1210 int num; 1307 int num;
1211 int32_t row, row_offset; 1308 int32_t row;
1212 rend_t ren; 1309 rend_t ren;
1213 XGCValues gcvalue; 1310 XGCValues gcvalue;
1214 1311
1215 want_refresh = 1; 1312 want_refresh = 1;
1216 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1217 ZERO_SCROLLBACK(this); 1313 ZERO_SCROLLBACK ();
1218 row_offset = (int32_t)TermWin.saveLines;
1219 1314
1220 switch (mode) { 1315 switch (mode)
1316 {
1221 case 0: /* erase to end of screen */ 1317 case 0: /* erase to end of screen */
1222 rxvt_selection_check(this,1); 1318 selection_check (1);
1223 rxvt_scr_erase_line(this,0); 1319 scr_erase_line (0);
1224 row = screen.cur.row + 1; /* possible OOB */ 1320 row = screen.cur.row + 1; /* possible OOB */
1225 num = TermWin.nrow - row; 1321 num = nrow - row;
1226 break; 1322 break;
1227 case 1: /* erase to beginning of screen */ 1323 case 1: /* erase to beginning of screen */
1228 rxvt_selection_check(this,3); 1324 selection_check (3);
1229 rxvt_scr_erase_line(this,1); 1325 scr_erase_line (1);
1230 row = 0; 1326 row = 0;
1231 num = screen.cur.row; 1327 num = screen.cur.row;
1232 break; 1328 break;
1233 case 2: /* erase whole screen */ 1329 case 2: /* erase whole screen */
1234 rxvt_selection_check (this, 3); 1330 selection_check (3);
1235#ifdef RXVT_GRAPHICS
1236 rxvt_Gr_ClearScreen (this);
1237#endif
1238 row = 0; 1331 row = 0;
1239 num = TermWin.nrow; 1332 num = nrow;
1240 break; 1333 break;
1241 default: 1334 default:
1242 return; 1335 return;
1243 } 1336 }
1244 refresh_type |= REFRESH_BOUNDS; 1337
1245 if (selection.op && current_screen == selection.screen 1338 if (selection.op && current_screen == selection.screen
1246 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1339 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1247 || (selection.end.row >= row 1340 || (selection.end.row >= row
1248 && selection.end.row <= row + num))) 1341 && selection.end.row <= row + num)))
1249 CLEAR_SELECTION (this); 1342 CLEAR_SELECTION ();
1343
1250 if (row >= TermWin.nrow) /* Out Of Bounds */ 1344 if (row >= nrow) /* Out Of Bounds */
1251 return; 1345 return;
1252 MIN_IT(num, (TermWin.nrow - row)); 1346
1347 min_it (num, nrow - row);
1348
1349 /*TODO: the xlceararea/xfillrectangle below don't take scroll offste into account, ask mikachu for details */
1253 if (rstyle & (RS_RVid | RS_Uline)) 1350 if (rstyle & (RS_RVid | RS_Uline))
1254 ren = (rend_t) ~RS_None; 1351 ren = (rend_t) ~RS_None;
1255 else if (GET_BASEBG(rstyle) == Color_bg) { 1352 else if (GET_BASEBG (rstyle) == Color_bg)
1353 {
1256 ren = DEFAULT_RSTYLE; 1354 ren = DEFAULT_RSTYLE;
1257 CLEAR_ROWS(row, num); 1355
1258 } else { 1356 if (mapped)
1357 XClearArea (dpy, vt, 0,
1358 Row2Pixel (row), (unsigned int)width,
1359 (unsigned int)Height2Pixel (num), False);
1360 }
1361 else
1362 {
1259 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1363 ren = rstyle & (RS_fgMask | RS_bgMask);
1364
1260 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1365 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1261 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1366 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1262 ERASE_ROWS(row, num); 1367 XFillRectangle (dpy, vt, gc,
1368 0, Row2Pixel (row),
1369 (unsigned int)width,
1370 (unsigned int)Height2Pixel (num));
1263 gcvalue.foreground = PixColors[Color_fg]; 1371 gcvalue.foreground = pix_colors[Color_fg];
1264 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1372 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1265 } 1373 }
1374
1266 for (; num--; row++) { 1375 for (; num--; row++)
1267 scr_blank_screen_mem (screen.text, screen.rend,
1268 (unsigned int)(row + row_offset), rstyle);
1269 screen.tlen[row + row_offset] = 0;
1270 scr_blank_line (drawn_text[row], drawn_rend[row],
1271 (unsigned int)TermWin.ncol, ren);
1272 } 1376 {
1377 scr_blank_screen_mem (ROW(row), rstyle);
1378 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1379 }
1273} 1380}
1381
1382#if !ENABLE_MINIMAL
1383void
1384rxvt_term::scr_erase_savelines () NOTHROW
1385{
1386 want_refresh = 1;
1387 ZERO_SCROLLBACK ();
1388
1389 top_row = 0;
1390}
1391#endif
1274 1392
1275/* ------------------------------------------------------------------------- */ 1393/* ------------------------------------------------------------------------- */
1276/* 1394/*
1277 * Fill the screen with `E's 1395 * Fill the screen with `E's
1278 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1396 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1279 */ 1397 */
1280/* EXTPROTO */
1281void 1398void
1282rxvt_scr_E(pR) 1399rxvt_term::scr_E () NOTHROW
1283{ 1400{
1284 int i, j, k; 1401 rend_t fs;
1285 rend_t *r1, fs;
1286 1402
1287 R->want_refresh = 1; 1403 want_refresh = 1;
1288 R->num_scr_allow = 0;
1289 ZERO_SCROLLBACK(R); 1404 ZERO_SCROLLBACK ();
1405
1406 num_scr_allow = 0;
1290 rxvt_selection_check(aR_ 3); 1407 selection_check (3);
1291 1408
1292 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1409 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1293 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1410 for (int row = nrow; row--; )
1294 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1411 {
1295 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1412 line_t &line = ROW(row);
1296 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1413
1414 fill_text (line.t, 'E', ncol);
1415 rend_t *r1 = line.r;
1416
1417 for (int j = ncol; j--; )
1297 *r1++ = fs; 1418 *r1++ = fs;
1419
1420 line.is_longer (0);
1421 line.touch (ncol);
1298 } 1422 }
1299} 1423}
1300 1424
1301/* ------------------------------------------------------------------------- */ 1425/* ------------------------------------------------------------------------- */
1302/* 1426/*
1303 * Insert/Delete <count> lines 1427 * Insert/Delete <count> lines
1304 */ 1428 */
1305/* EXTPROTO */
1306void 1429void
1307rxvt_scr_insdel_lines(pR_ int count, int insdel) 1430rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1308{ 1431{
1309 int end; 1432 int end;
1310 1433
1311 ZERO_SCROLLBACK(R); 1434 ZERO_SCROLLBACK ();
1312 1435
1313#ifdef RXVT_GRAPHICS
1314 if (rxvt_Gr_Displayed(aR))
1315 rxvt_Gr_scroll(aR_ 0);
1316#endif
1317
1318 rxvt_selection_check(aR_ 1); 1436 selection_check (1);
1319 1437
1320 if (R->screen.cur.row > R->screen.bscroll) 1438 if (screen.cur.row > screen.bscroll)
1439 return;
1440
1441 end = screen.bscroll - screen.cur.row + 1;
1442 if (count > end)
1443 {
1444 if (insdel == DELETE)
1321 return; 1445 return;
1322
1323 end = R->screen.bscroll - R->screen.cur.row + 1;
1324 if (count > end) {
1325 if (insdel == DELETE)
1326 return;
1327 else if (insdel == INSERT) 1446 else if (insdel == INSERT)
1328 count = end; 1447 count = end;
1329 } 1448 }
1330 R->screen.flags &= ~Screen_WrapNext;
1331 1449
1450 scr_do_wrap ();
1451
1332 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1452 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1333} 1453}
1334 1454
1335/* ------------------------------------------------------------------------- */ 1455/* ------------------------------------------------------------------------- */
1336/* 1456/*
1337 * Insert/Delete <count> characters from the current position 1457 * Insert/Delete <count> characters from the current position
1338 */ 1458 */
1339/* EXTPROTO */
1340void 1459void
1341rxvt_scr_insdel_chars(pR_ int count, int insdel) 1460rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1342{ 1461{
1343 int col, row;
1344 rend_t tr;
1345 text_t *stp;
1346 rend_t *srp;
1347 int16_t *slp;
1348
1349 R->want_refresh = 1; 1462 want_refresh = 1;
1350 ZERO_SCROLLBACK(R); 1463 ZERO_SCROLLBACK ();
1351 1464
1352#ifdef RXVT_GRAPHICS
1353 if (rxvt_Gr_Displayed(aR))
1354 rxvt_Gr_scroll(aR_ 0);
1355#endif
1356
1357 if (count <= 0) 1465 if (count <= 0)
1358 return; 1466 return;
1359 1467
1468 scr_do_wrap ();
1469
1360 rxvt_selection_check(aR_ 1); 1470 selection_check (1);
1361 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1471 min_it (count, ncol - screen.cur.col);
1362 1472
1363 row = R->screen.cur.row + R->TermWin.saveLines; 1473 int row = screen.cur.row;
1364 R->screen.flags &= ~Screen_WrapNext;
1365 1474
1366 stp = R->screen.text[row]; 1475 line_t *line = &ROW(row);
1367 srp = R->screen.rend[row]; 1476
1368 slp = &(R->screen.tlen[row]); 1477 line->touch ();
1478 line->is_longer (0);
1479
1480 // nuke wide spanning the start
1481 if (line->t[screen.cur.col] == NOCHAR)
1482 scr_kill_char (*line, screen.cur.col);
1483
1369 switch (insdel) { 1484 switch (insdel)
1485 {
1370 case INSERT: 1486 case INSERT:
1371 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1487 line->l = min (line->l + count, ncol);
1372 col--) { 1488
1489 if (line->t[screen.cur.col] == NOCHAR)
1490 scr_kill_char (*line, screen.cur.col);
1491
1492 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1493 {
1373 stp[col] = stp[col - count]; 1494 line->t[col] = line->t[col - count];
1374 srp[col] = srp[col - count]; 1495 line->r[col] = line->r[col - count];
1375 } 1496 }
1376 if (*slp != -1) { 1497
1377 *slp += count;
1378 MIN_IT(*slp, R->TermWin.ncol);
1379 }
1380 if (R->selection.op && R->current_screen == R->selection.screen 1498 if (selection.op && current_screen == selection.screen
1381 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1499 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1500 {
1382 if (R->selection.end.row != R->screen.cur.row 1501 if (selection.end.row != screen.cur.row
1383 || (R->selection.end.col + count >= R->TermWin.ncol)) 1502 || (selection.end.col + count >= ncol))
1384 CLEAR_SELECTION(R); 1503 CLEAR_SELECTION ();
1504 else
1505 {
1385 else { /* shift selection */ 1506 /* shift selection */
1386 R->selection.beg.col += count; 1507 selection.beg.col += count;
1387 R->selection.mark.col += count; /* XXX: yes? */ 1508 selection.mark.col += count; /* XXX: yes? */
1388 R->selection.end.col += count; 1509 selection.end.col += count;
1389 } 1510 }
1390 } 1511 }
1391 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1512
1392 (unsigned int)count, R->rstyle); 1513 scr_blank_line (*line, screen.cur.col, count, rstyle);
1393 break; 1514 break;
1515
1394 case ERASE: 1516 case ERASE:
1395 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1517 screen.cur.col += count; /* don't worry if > ncol */
1396 rxvt_selection_check(aR_ 1); 1518 selection_check (1);
1397 R->screen.cur.col -= count; 1519 screen.cur.col -= count;
1398 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1520
1399 (unsigned int)count, R->rstyle); 1521 // nuke wide char after the end
1522 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1523 scr_kill_char (*line, screen.cur.col + count);
1524
1525 scr_blank_line (*line, screen.cur.col, count, rstyle);
1400 break; 1526 break;
1527
1401 case DELETE: 1528 case DELETE:
1402 tr = srp[R->TermWin.ncol - 1] 1529 line->l = max (line->l - count, 0);
1403 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1530
1531 // nuke wide char spanning the end
1532 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1533 scr_kill_char (*line, screen.cur.col + count);
1534
1404 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1535 for (int col = screen.cur.col; (col + count) < ncol; col++)
1536 {
1405 stp[col] = stp[col + count]; 1537 line->t[col] = line->t[col + count];
1406 srp[col] = srp[col + count]; 1538 line->r[col] = line->r[col + count];
1407 } 1539 }
1408 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1540
1409 &(srp[R->TermWin.ncol - count]), 1541 scr_blank_line (*line, ncol - count, count,
1410 (unsigned int)count, tr); 1542 line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask));
1411 if (*slp == -1) /* break line continuation */ 1543
1412 *slp = R->TermWin.ncol;
1413 *slp -= count;
1414 MAX_IT(*slp, 0);
1415 if (R->selection.op && R->current_screen == R->selection.screen 1544 if (selection.op && current_screen == selection.screen
1416 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1545 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1546 {
1417 if (R->selection.end.row != R->screen.cur.row 1547 if (selection.end.row != screen.cur.row
1418 || (R->screen.cur.col >= R->selection.beg.col - count) 1548 || (screen.cur.col >= selection.beg.col - count)
1419 || R->selection.end.col >= R->TermWin.ncol) 1549 || selection.end.col >= ncol)
1420 CLEAR_SELECTION(R); 1550 CLEAR_SELECTION ();
1421 else { 1551 else
1552 {
1422 /* shift selection */ 1553 /* shift selection */
1423 R->selection.beg.col -= count; 1554 selection.beg.col -= count;
1424 R->selection.mark.col -= count; /* XXX: yes? */ 1555 selection.mark.col -= count; /* XXX: yes? */
1425 R->selection.end.col -= count; 1556 selection.end.col -= count;
1426 } 1557 }
1427 } 1558 }
1559
1428 break; 1560 break;
1429 } 1561 }
1430} 1562}
1431 1563
1432/* ------------------------------------------------------------------------- */ 1564/* ------------------------------------------------------------------------- */
1433/* 1565/*
1434 * Set the scrolling region 1566 * Set the scrolling region
1435 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1567 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1436 */ 1568 */
1437/* EXTPROTO */
1438void 1569void
1439rxvt_scr_scroll_region(pR_ int top, int bot) 1570rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1440{ 1571{
1441 MAX_IT(top, 0); 1572 max_it (top, 0);
1442 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1573 min_it (bot, nrow - 1);
1574
1443 if (top > bot) 1575 if (top > bot)
1444 return; 1576 return;
1577
1445 R->screen.tscroll = top; 1578 screen.tscroll = top;
1446 R->screen.bscroll = bot; 1579 screen.bscroll = bot;
1447 rxvt_scr_gotorc(aR_ 0, 0, 0); 1580 scr_gotorc (0, 0, 0);
1448} 1581}
1449 1582
1450/* ------------------------------------------------------------------------- */ 1583/* ------------------------------------------------------------------------- */
1451/* 1584/*
1452 * Make the cursor visible/invisible 1585 * Make the cursor visible/invisible
1453 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1586 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1454 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1587 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1455 */ 1588 */
1456/* EXTPROTO */
1457void 1589void
1458rxvt_scr_cursor_visible(pR_ int mode) 1590rxvt_term::scr_cursor_visible (int mode) NOTHROW
1459{ 1591{
1460 R->want_refresh = 1; 1592 want_refresh = 1;
1593
1461 if (mode) 1594 if (mode)
1462 R->screen.flags |= Screen_VisibleCursor; 1595 screen.flags |= Screen_VisibleCursor;
1463 else 1596 else
1464 R->screen.flags &= ~Screen_VisibleCursor; 1597 screen.flags &= ~Screen_VisibleCursor;
1465} 1598}
1466 1599
1467/* ------------------------------------------------------------------------- */ 1600/* ------------------------------------------------------------------------- */
1468/* 1601/*
1469 * Set/unset automatic wrapping 1602 * Set/unset automatic wrapping
1470 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1603 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1471 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1604 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1472 */ 1605 */
1473/* EXTPROTO */
1474void 1606void
1475rxvt_scr_autowrap(pR_ int mode) 1607rxvt_term::scr_autowrap (int mode) NOTHROW
1476{ 1608{
1477 if (mode) 1609 if (mode)
1478 R->screen.flags |= Screen_Autowrap; 1610 screen.flags |= Screen_Autowrap;
1479 else 1611 else
1480 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1612 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1481} 1613}
1482 1614
1483/* ------------------------------------------------------------------------- */ 1615/* ------------------------------------------------------------------------- */
1484/* 1616/*
1485 * Set/unset margin origin mode 1617 * Set/unset margin origin mode
… …
1488 * Relative mode: line numbers are relative to top margin of scrolling region 1620 * Relative mode: line numbers are relative to top margin of scrolling region
1489 * and the cursor cannot be moved outside. 1621 * and the cursor cannot be moved outside.
1490 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1622 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1491 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1623 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1492 */ 1624 */
1493/* EXTPROTO */
1494void 1625void
1495rxvt_scr_relative_origin(pR_ int mode) 1626rxvt_term::scr_relative_origin (int mode) NOTHROW
1496{ 1627{
1497 if (mode) 1628 if (mode)
1498 R->screen.flags |= Screen_Relative; 1629 screen.flags |= Screen_Relative;
1499 else 1630 else
1500 R->screen.flags &= ~Screen_Relative; 1631 screen.flags &= ~Screen_Relative;
1632
1501 rxvt_scr_gotorc(aR_ 0, 0, 0); 1633 scr_gotorc (0, 0, 0);
1502} 1634}
1503 1635
1504/* ------------------------------------------------------------------------- */ 1636/* ------------------------------------------------------------------------- */
1505/* 1637/*
1506 * Set insert/replace mode 1638 * Set insert/replace mode
1507 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1639 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1508 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1640 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1509 */ 1641 */
1510/* EXTPROTO */
1511void 1642void
1512rxvt_scr_insert_mode(pR_ int mode) 1643rxvt_term::scr_insert_mode (int mode) NOTHROW
1513{ 1644{
1514 if (mode) 1645 if (mode)
1515 R->screen.flags |= Screen_Insert; 1646 screen.flags |= Screen_Insert;
1516 else 1647 else
1517 R->screen.flags &= ~Screen_Insert; 1648 screen.flags &= ~Screen_Insert;
1518} 1649}
1519 1650
1520/* ------------------------------------------------------------------------- */ 1651/* ------------------------------------------------------------------------- */
1521/* 1652/*
1522 * Set/Unset tabs 1653 * Set/Unset tabs
1523 * XTERM_SEQ: Set tab at current column : ESC H 1654 * XTERM_SEQ: Set tab at current column : ESC H
1524 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1655 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1525 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1656 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1526 */ 1657 */
1527/* EXTPROTO */
1528void 1658void
1529rxvt_scr_set_tab(pR_ int mode) 1659rxvt_term::scr_set_tab (int mode) NOTHROW
1530{ 1660{
1531 if (mode < 0) 1661 if (mode < 0)
1532 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1662 memset (tabs, 0, ncol);
1533 else if (R->screen.cur.col < R->TermWin.ncol) 1663 else if (screen.cur.col < ncol)
1534 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1664 tabs [screen.cur.col] = !!mode;
1535} 1665}
1536 1666
1537/* ------------------------------------------------------------------------- */ 1667/* ------------------------------------------------------------------------- */
1538/* 1668/*
1539 * Set reverse/normal video 1669 * Set reverse/normal video
1540 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1670 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1541 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1671 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1542 */ 1672 */
1543/* EXTPROTO */
1544void 1673void
1545rxvt_scr_rvideo_mode(pR_ int mode) 1674rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1546{ 1675{
1547 XGCValues gcvalue; 1676 rvideo_mode = on;
1548 1677
1549 if (R->rvideo != mode) { 1678#ifndef NO_BELL
1550 R->rvideo = mode; 1679 on ^= rvideo_bell;
1551 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1680#endif
1552#if defined(XPM_BACKGROUND) 1681
1682 if (rvideo_state != on)
1683 {
1684 rvideo_state = on;
1685
1686 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1687#ifdef HAVE_BG_PIXMAP
1553 if (R->bgPixmap.pixmap == None) 1688 if (bgPixmap.pixmap == None)
1554#endif 1689#endif
1555#if defined(TRANSPARENT) 1690 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1556 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1557#endif
1558 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1559 R->PixColors[Color_bg]);
1560 1691
1692 XGCValues gcvalue;
1561 gcvalue.foreground = R->PixColors[Color_fg]; 1693 gcvalue.foreground = pix_colors[Color_fg];
1562 gcvalue.background = R->PixColors[Color_bg]; 1694 gcvalue.background = pix_colors[Color_bg];
1563 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1695 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1564 &gcvalue); 1696
1565 R->scr_clear (); 1697 scr_clear ();
1566 R->scr_touch (true); 1698 scr_touch (true);
1567 } 1699 }
1568} 1700}
1569 1701
1570/* ------------------------------------------------------------------------- */ 1702/* ------------------------------------------------------------------------- */
1571/* 1703/*
1572 * Report current cursor position 1704 * Report current cursor position
1573 * XTERM_SEQ: Report position: ESC [ 6 n 1705 * XTERM_SEQ: Report position: ESC [ 6 n
1574 */ 1706 */
1575/* EXTPROTO */
1576void 1707void
1577rxvt_scr_report_position(pR) 1708rxvt_term::scr_report_position () NOTHROW
1578{ 1709{
1579 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1710 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1580} 1711}
1581 1712
1582/* ------------------------------------------------------------------------- * 1713/* ------------------------------------------------------------------------- *
1583 * FONTS * 1714 * FONTS *
1584 * ------------------------------------------------------------------------- */ 1715 * ------------------------------------------------------------------------- */
1585 1716
1586/* 1717/*
1587 * Set font style 1718 * Set font style
1588 */ 1719 */
1589/* INTPROTO */
1590void 1720void
1591rxvt_set_font_style(pR) 1721rxvt_term::set_font_style () NOTHROW
1592{ 1722{
1723#if 0
1593 switch (R->charsets[R->screen.charset]) { 1724 switch (charsets [screen.charset])
1725 {
1594 case '0': /* DEC Special Character & Line Drawing Set */ 1726 case '0': /* DEC Special Character & Line Drawing Set */
1595 break; 1727 break;
1596 case 'A': /* United Kingdom (UK) */ 1728 case 'A': /* United Kingdom (UK) */
1597 break; 1729 break;
1598 case 'B': /* United States (USASCII) */ 1730 case 'B': /* United States (USASCII) */
1599 break; 1731 break;
1600 case '<': /* Multinational character set */ 1732 case '<': /* Multinational character set */
1601 break; 1733 break;
1602 case '5': /* Finnish character set */ 1734 case '5': /* Finnish character set */
1603 break; 1735 break;
1604 case 'C': /* Finnish character set */ 1736 case 'C': /* Finnish character set */
1605 break; 1737 break;
1606 case 'K': /* German character set */ 1738 case 'K': /* German character set */
1607 break; 1739 break;
1608 } 1740 }
1741#endif
1609} 1742}
1610 1743
1611/* ------------------------------------------------------------------------- */ 1744/* ------------------------------------------------------------------------- */
1612/* 1745/*
1613 * Choose a font 1746 * Choose a font
1614 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1747 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1615 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1748 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1616 * XTERM_SEQ: Invoke G2 character set: ESC N 1749 * XTERM_SEQ: Invoke G2 character set: ESC N
1617 * XTERM_SEQ: Invoke G3 character set: ESC O 1750 * XTERM_SEQ: Invoke G3 character set: ESC O
1618 */ 1751 */
1619/* EXTPROTO */
1620void 1752void
1621rxvt_scr_charset_choose(pR_ int set) 1753rxvt_term::scr_charset_choose (int set) NOTHROW
1622{ 1754{
1623 R->screen.charset = set; 1755 screen.charset = set;
1624 rxvt_set_font_style(aR); 1756 set_font_style ();
1625} 1757}
1626 1758
1627/* ------------------------------------------------------------------------- */ 1759/* ------------------------------------------------------------------------- */
1628/* 1760/*
1629 * Set a font 1761 * Set a font
… …
1631 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1763 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1632 * XTERM_SEQ: Set G2 character set: ESC * <C> 1764 * XTERM_SEQ: Set G2 character set: ESC * <C>
1633 * XTERM_SEQ: Set G3 character set: ESC + <C> 1765 * XTERM_SEQ: Set G3 character set: ESC + <C>
1634 * See set_font_style for possible values for <C> 1766 * See set_font_style for possible values for <C>
1635 */ 1767 */
1636/* EXTPROTO */
1637void 1768void
1638rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1769rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1639{ 1770{
1640 R->charsets[set] = (unsigned char)ch; 1771 charsets[set] = (unsigned char)ch;
1641 rxvt_set_font_style(aR); 1772 set_font_style ();
1642} 1773}
1643 1774
1644
1645/* ------------------------------------------------------------------------- *
1646 * GRAPHICS COLOURS *
1647 * ------------------------------------------------------------------------- */
1648
1649#ifdef RXVT_GRAPHICS
1650/* EXTPROTO */
1651int
1652rxvt_scr_get_fgcolor(pR)
1653{
1654 return GET_FGCOLOR(R->rstyle);
1655}
1656
1657/* ------------------------------------------------------------------------- */
1658/* EXTPROTO */
1659int
1660rxvt_scr_get_bgcolor(pR)
1661{
1662 return GET_BGCOLOR(R->rstyle);
1663}
1664#endif
1665 1775
1666/* ------------------------------------------------------------------------- * 1776/* ------------------------------------------------------------------------- *
1667 * MAJOR SCREEN MANIPULATION * 1777 * MAJOR SCREEN MANIPULATION *
1668 * ------------------------------------------------------------------------- */ 1778 * ------------------------------------------------------------------------- */
1669 1779
1670/* 1780/*
1781 * refresh matching text.
1782 */
1783bool
1784rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1785{
1786 bool found = false;
1787
1788 for (int i = 0; i < nrow; i++)
1789 {
1790 rend_t *drp = drawn_buf[i].r;
1791
1792 for (int col = 0; col < ncol; col++, drp++)
1793 if ((*drp & mask) == value)
1794 {
1795 found = true;
1796 *drp = ~value;
1797 }
1798 }
1799
1800 return found;
1801}
1802
1803/*
1671 * Refresh an area 1804 * Refresh an area
1672 */ 1805 */
1673enum { 1806enum {
1674 PART_BEG = 0, 1807 PART_BEG = 0,
1675 PART_END, 1808 PART_END,
1676 RC_COUNT 1809 RC_COUNT
1677}; 1810};
1678 1811
1679void 1812void
1680rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1813rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1681{ 1814{
1682 int i; 1815 int i;
1683 row_col_t rc[RC_COUNT]; 1816 row_col_t rc[RC_COUNT];
1684 1817
1685 if (drawn_text == NULL) /* sanity check */ 1818 if (!drawn_buf) /* sanity check */
1686 return; 1819 return;
1687 1820
1688#ifdef DEBUG_STRICT 1821#ifndef NO_SLOW_LINK_SUPPORT
1689 x = max(x, (int)TermWin.int_bwidth); 1822 if (refresh_type == FAST_REFRESH && !display->is_local)
1690 x = min(x, (int)TermWin.width); 1823 {
1691 y = max(y, (int)TermWin.int_bwidth); 1824 y = 0;
1692 y = min(y, (int)TermWin.height); 1825 eheight = height;
1826 }
1693#endif 1827#endif
1694 1828
1695/* round down */ 1829 /* round down */
1696 rc[PART_BEG].col = Pixel2Col(x); 1830 rc[PART_BEG].col = Pixel2Col (x);
1697 rc[PART_BEG].row = Pixel2Row(y); 1831 rc[PART_BEG].row = Pixel2Row (y);
1698/* round up */ 1832 /* round up */
1699 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1833 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1700 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1834 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1701 1835
1702/* sanity checks */ 1836 /* sanity checks */
1703 for (i = PART_BEG; i < RC_COUNT; i++) 1837 for (i = PART_BEG; i < RC_COUNT; i++)
1704 { 1838 {
1705 MIN_IT(rc[i].col, TermWin.ncol - 1); 1839 min_it (rc[i].col, ncol - 1);
1706 MIN_IT(rc[i].row, TermWin.nrow - 1); 1840 min_it (rc[i].row, nrow - 1);
1707 } 1841 }
1708 1842// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1709 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));
1710
1711 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1843 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1712 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1844 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1713 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1845
1846 num_scr_allow = 0;
1714 1847
1715 if (refresh) 1848 if (refresh)
1716 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1849 scr_refresh ();
1717} 1850}
1718 1851
1719/* ------------------------------------------------------------------------- */ 1852/* ------------------------------------------------------------------------- */
1720/* 1853/*
1721 * Refresh the entire screen 1854 * Refresh the entire screen
1722 */ 1855 */
1723void 1856void
1724rxvt_term::scr_touch (bool refresh) 1857rxvt_term::scr_touch (bool refresh) NOTHROW
1725{ 1858{
1726 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1859 scr_expose (0, 0, width, height, refresh);
1727} 1860}
1728 1861
1729/* ------------------------------------------------------------------------- */ 1862/* ------------------------------------------------------------------------- */
1730/* 1863/*
1731 * Move the display so that the line represented by scrollbar value Y is at 1864 * Move the display so that the line represented by scrollbar value Y is at
1732 * the top of the screen 1865 * the top of the screen
1733 */ 1866 */
1734/* EXTPROTO */ 1867void
1735int
1736rxvt_scr_move_to(pR_ int y, int len) 1868rxvt_term::scr_move_to (int y, int len) NOTHROW
1737{ 1869{
1738 long p = 0; 1870 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1739 uint16_t oldviewstart;
1740
1741 oldviewstart = R->TermWin.view_start;
1742 if (y < len) {
1743 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1744 p -= (long)(R->TermWin.nrow - 1);
1745 p = max(p, 0);
1746 }
1747 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1748 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1749
1750 return rxvt_scr_changeview(aR_ oldviewstart);
1751} 1871}
1752 1872
1753/* ------------------------------------------------------------------------- */ 1873/* ------------------------------------------------------------------------- */
1754/* 1874/*
1755 * Page the screen up/down nlines 1875 * Page the screen up/down nlines
1756 * direction should be UP or DN 1876 * direction should be UP or DN
1757 */ 1877 */
1758/* EXTPROTO */ 1878bool
1759int
1760rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1879rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1761{ 1880{
1762 int n; 1881 int new_view_start =
1763 uint16_t oldviewstart; 1882 direction == UP ? view_start - nlines
1883 : view_start + nlines;
1764 1884
1765 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1766#ifdef DEBUG_STRICT
1767 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1768#endif
1769 oldviewstart = R->TermWin.view_start;
1770 if (direction == UP) {
1771 n = R->TermWin.view_start + nlines;
1772 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1773 } else {
1774 n = R->TermWin.view_start - nlines;
1775 R->TermWin.view_start = max(n, 0);
1776 }
1777 return rxvt_scr_changeview(aR_ oldviewstart); 1885 return scr_changeview (new_view_start);
1778} 1886}
1779 1887
1780/* INTPROTO */ 1888bool
1781int 1889rxvt_term::scr_changeview (int new_view_start) NOTHROW
1782rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1783{ 1890{
1784 if (R->TermWin.view_start != oldviewstart) { 1891 clamp_it (new_view_start, top_row, 0);
1892
1893 if (new_view_start == view_start)
1894 return false;
1895
1896 num_scr += new_view_start - view_start;
1897 view_start = new_view_start;
1785 R->want_refresh = 1; 1898 want_refresh = 1;
1786#ifdef RXVT_GRAPHICS
1787 if (rxvt_Gr_Displayed(aR))
1788 rxvt_Gr_scroll(aR_ 0);
1789#endif
1790 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1791 }
1792 return (int)(R->TermWin.view_start - oldviewstart);
1793}
1794 1899
1795/* ------------------------------------------------------------------------- */ 1900 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1796/* EXTPROTO */ 1901
1797void 1902 return true;
1798rxvt_scr_bell(pR) 1903}
1799{ 1904
1800#ifndef NO_BELL 1905#ifndef NO_BELL
1906void
1907rxvt_term::bell_cb (ev::timer &w, int revents)
1908{
1909 rvideo_bell = false;
1910 scr_rvideo_mode (rvideo_mode);
1911 refresh_check ();
1912}
1913#endif
1914
1915/* ------------------------------------------------------------------------- */
1916void
1917rxvt_term::scr_bell () NOTHROW
1918{
1919#ifndef NO_BELL
1920
1801# ifndef NO_MAPALERT 1921# ifndef NO_MAPALERT
1802# ifdef MAPALERT_OPTION 1922# ifdef MAPALERT_OPTION
1803 if (R->Options & Opt_mapAlert) 1923 if (option (Opt_mapAlert))
1804# endif 1924# endif
1805 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1925 XMapWindow (dpy, parent[0]);
1806# endif 1926# endif
1927
1928# if ENABLE_FRILLS
1929 if (option (Opt_urgentOnBell))
1930 set_urgency (1);
1931# endif
1932
1807 if (R->Options & Opt_visualBell) { 1933 if (option (Opt_visualBell))
1808 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1934 {
1809 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1935 rvideo_bell = true;
1936 scr_rvideo_mode (rvideo_mode);
1937 flush ();
1938
1939 bell_ev.start (VISUAL_BELL_DURATION);
1940 }
1810 } else 1941 else
1811 XBell(R->Xdisplay, 0); 1942 XBell (dpy, 0);
1812#endif 1943#endif
1813} 1944}
1814 1945
1815/* ------------------------------------------------------------------------- */ 1946/* ------------------------------------------------------------------------- */
1816/* ARGSUSED */ 1947/* ARGSUSED */
1817/* EXTPROTO */
1818void 1948void
1819rxvt_scr_printscreen(pR_ int fullhist) 1949rxvt_term::scr_printscreen (int fullhist) NOTHROW
1820{ 1950{
1821#ifdef PRINTPIPE 1951#ifdef PRINTPIPE
1822 int i, r1, nrows, row_offset; 1952 int nrows, row_start;
1823 text_t *t; 1953 FILE *fd = popen_printer ();
1824 FILE *fd;
1825 1954
1826 if ((fd = rxvt_popen_printer(aR)) == NULL) 1955 if (!fd)
1827 return; 1956 return;
1828 nrows = R->TermWin.nrow; 1957
1829 row_offset = R->TermWin.saveLines;
1830 if (!fullhist) 1958 if (fullhist)
1831 row_offset -= R->TermWin.view_start;
1832 else {
1833 nrows += R->TermWin.nscrolled;
1834 row_offset -= R->TermWin.nscrolled;
1835 } 1959 {
1960 nrows = nrow - top_row;
1961 row_start = top_row;
1962 }
1963 else
1964 {
1965 nrows = nrow;
1966 row_start = view_start;
1967 }
1836 1968
1969 wctomb (0, 0);
1970
1837 for (r1 = 0; r1 < nrows; r1++) { 1971 for (int r1 = 0; r1 < nrows; r1++)
1838 t = R->screen.text[r1 + row_offset];
1839 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1840 if (!isspace(t[i]))
1841 break;
1842 fprintf(fd, "%.*s\n", (i + 1), t);
1843 } 1972 {
1973 text_t *tp = ROW(r1).t;
1974 int len = ROW(r1).l;
1975
1976 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1977 {
1978 char mb[MB_LEN_MAX];
1979 text_t t = *tp++;
1980 if (t == NOCHAR)
1981 continue;
1982
1983 len = wctomb (mb, t);
1984
1985 if (len <= 0)
1986 {
1987 mb[0] = ' ';
1988 len = 1;
1989 }
1990
1991 fwrite (mb, 1, len, fd);
1992 }
1993
1994 fputc ('\n', fd);
1995 }
1996
1844 rxvt_pclose_printer(fd); 1997 pclose_printer (fd);
1845#endif 1998#endif
1846} 1999}
1847 2000
1848/* ------------------------------------------------------------------------- */ 2001/* ------------------------------------------------------------------------- */
1849/* 2002/*
1850 * Refresh the screen 2003 * Refresh the screen
1851 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2004 * drawn_text/drawn_rend contain the screen information before the update.
1852 * R->screen.text/R->screen.rend contain what the screen will change to. 2005 * screen.text/screen.rend contain what the screen will change to.
2006 */
2007void
2008rxvt_term::scr_refresh () NOTHROW
2009{
2010 unsigned char have_bg,
2011 showcursor; /* show the cursor */
2012 int16_t col, row, /* column/row we're processing */
2013 ocrow; /* old cursor row */
2014 int i; /* tmp */
2015#ifndef NO_CURSORCOLOR
2016 rend_t cc1; /* store colours at cursor position (s) */
2017#endif
2018 rend_t *crp; // cursor rendition pointer
2019 rend_t ccol1, /* Cursor colour */
2020 ccol2; /* Cursor colour2 */
2021
2022 want_refresh = 0; /* screen is current */
2023
2024 if (refresh_type == NO_REFRESH || !mapped)
2025 return;
2026
2027 /*
2028 * A: set up vars
1853 */ 2029 */
2030 refresh_count = 0;
1854 2031
1855#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2032 have_bg = 0;
1856# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2033#ifdef HAVE_BG_PIXMAP
1857# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2034 have_bg = bgPixmap.pixmap != None;
2035#endif
2036 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2037
2038 /*
2039 * B: reverse any characters which are selected
2040 */
2041 scr_reverse_selection ();
2042
2043 /*
2044 * C: set the cursor character (s)
2045 */
2046 {
2047 unsigned char setoldcursor;
2048
2049 showcursor = (screen.flags & Screen_VisibleCursor);
2050#ifdef CURSOR_BLINK
2051 if (hidden_cursor)
2052 showcursor = 0;
2053#endif
2054
2055 if (showcursor)
2056 {
2057 int col = screen.cur.col;
2058
2059 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2060 col--;
2061
2062 crp = &ROW(screen.cur.row).r[col];
2063
2064#ifndef NO_CURSORCOLOR
2065 cc1 = *crp & (RS_fgMask | RS_bgMask);
2066 if (ISSET_PIXCOLOR (Color_cursor))
2067 ccol1 = Color_cursor;
2068 else
2069#endif
2070#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2071 ccol1 = fgcolor_of (rstyle);
1858#else 2072#else
1859# define MONO_BOLD(x) \ 2073 ccol1 = Color_fg;
1860 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1861# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1862#endif 2074#endif
1863 2075
1864#define FONT_WIDTH(X, Y) \
1865 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1866#define FONT_RBEAR(X, Y) \
1867 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1868#define FONT_LBEAR(X, Y) \
1869 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1870#define IS_FONT_CHAR(X, Y) \
1871 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1872
1873void
1874rxvt_term::scr_refresh (unsigned char refresh_type)
1875{
1876 unsigned char clearfirst, /* first character writes before cell */
1877 clearlast, /* last character writes beyond cell */
1878 must_clear, /* use draw_string not draw_image_string */
1879#ifndef NO_BOLDFONT
1880 bfont, /* we've changed font to bold font */
1881#endif
1882 rvid, /* reverse video this position */
1883 wbyte, /* we're in multibyte */
1884 showcursor; /* show the cursor */
1885 int fore, back; /* desired foreground/background */
1886 int16_t col, row, /* column/row we're processing */
1887 ocrow; /* old cursor row */
1888 int cursorwidth;
1889 int i, /* tmp */
1890 row_offset; /* basic offset in screen structure */
1891#ifndef NO_CURSORCOLOR 2076#ifndef NO_CURSORCOLOR
1892 rend_t cc1; /* store colours at cursor position(s) */
1893 rend_t cc2; /* store colours at cursor position(s) */
1894#endif
1895 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1896 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1897
1898 if (refresh_type == NO_REFRESH || !TermWin.mapped)
1899 return;
1900
1901 /*
1902 * A: set up vars
1903 */
1904 clearfirst = clearlast = must_clear = wbyte = 0;
1905#ifndef NO_BOLDFONT
1906 bfont = 0;
1907#endif
1908
1909 if (currmaxcol < TermWin.ncol)
1910 {
1911 currmaxcol = TermWin.ncol;
1912 buffer = (char *)rxvt_realloc (buffer,
1913 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1914 }
1915
1916 refresh_count = 0;
1917
1918 row_offset = TermWin.saveLines - TermWin.view_start;
1919
1920 if ((refresh_type & REFRESH_BOUNDS))
1921 {
1922 clearfirst = clearlast = 1;
1923 refresh_type &= ~REFRESH_BOUNDS;
1924 }
1925
1926#if defined(XPM_BACKGROUND)
1927 must_clear |= (bgPixmap.pixmap != None);
1928#endif
1929#if defined(TRANSPARENT)
1930 must_clear |= ((Options & Opt_transparent) && am_transparent);
1931#endif
1932 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1933
1934 /*
1935 * B: reverse any characters which are selected
1936 */
1937 rxvt_scr_reverse_selection (this);
1938
1939 /*
1940 * C: set the cursor character(s)
1941 */
1942 {
1943 unsigned char setoldcursor;
1944 rend_t ccol1, /* Cursor colour */
1945 ccol2; /* Cursor colour2 */
1946
1947 showcursor = (screen.flags & Screen_VisibleCursor);
1948 cursorwidth = 0;
1949#ifdef CURSOR_BLINK
1950 if (hidden_cursor)
1951 showcursor = 0;
1952#endif
1953
1954 cursorwidth = 0;
1955
1956 if (showcursor)
1957 {
1958 cursorwidth++;
1959
1960 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
1961 [screen.cur.col]);
1962
1963 if (showcursor && TermWin.focus)
1964 {
1965 *srp ^= RS_RVid;
1966#ifndef NO_CURSORCOLOR
1967 cc1 = *srp & (RS_fgMask | RS_bgMask);
1968 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2077 if (ISSET_PIXCOLOR (Color_cursor2))
1969 ccol1 = Color_cursor; 2078 ccol2 = Color_cursor2;
1970 else 2079 else
2080#endif
1971#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2081#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1972 ccol1 = GET_FGCOLOR(rstyle); 2082 ccol2 = bgcolor_of (rstyle);
1973#else 2083#else
1974 ccol1 = Color_fg; 2084 ccol2 = Color_bg;
1975#endif 2085#endif
1976 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2086
1977 ccol2 = Color_cursor2; 2087 if (showcursor && focus)
2088 {
2089 if (option (Opt_cursorUnderline))
2090 *crp ^= RS_Uline;
1978 else 2091 else
1979#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2092 {
1980 ccol2 = GET_BGCOLOR(rstyle); 2093 *crp ^= RS_RVid;
1981#else
1982 ccol2 = Color_bg;
1983#endif
1984 *srp = SET_FGCOLOR(*srp, ccol1); 2094 *crp = SET_FGCOLOR (*crp, ccol1);
1985 *srp = SET_BGCOLOR(*srp, ccol2); 2095 *crp = SET_BGCOLOR (*crp, ccol2);
1986#endif
1987 }
1988
1989 while (IS_WIDE (*srp))
1990 cursorwidth++, srp++;
1991 }
1992
1993 /* make sure no outline cursor is left around */
1994 setoldcursor = 0;
1995 if (ocrow != -1) {
1996 if (screen.cur.row + TermWin.view_start != ocrow
1997 || screen.cur.col != oldcursor.col) {
1998 if (ocrow < TermWin.nrow
1999 && oldcursor.col < TermWin.ncol) {
2000 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
2001 } 2096 }
2002 if (TermWin.focus || !showcursor)
2003 oldcursor.row = -1;
2004 else
2005 setoldcursor = 1;
2006 }
2007 } else if (!TermWin.focus)
2008 setoldcursor = 1;
2009 if (setoldcursor) {
2010 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
2011 oldcursor.row = -1;
2012 else {
2013 oldcursor.row = screen.cur.row + TermWin.view_start;
2014 oldcursor.col = screen.cur.col;
2015 } 2097 }
2016 } 2098 }
2099
2100 /* make sure no outline cursor is left around */
2101 setoldcursor = 0;
2102 if (ocrow != -1)
2103 {
2104 if (screen.cur.row - view_start != ocrow
2105 || screen.cur.col != oldcursor.col)
2106 {
2107 if (ocrow < nrow
2108 && oldcursor.col < ncol)
2109 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2110
2111 if (focus || !showcursor)
2112 oldcursor.row = -1;
2113 else
2114 setoldcursor = 1;
2115 }
2017 } 2116 }
2117 else if (!focus)
2118 setoldcursor = 1;
2119
2120 if (setoldcursor)
2121 {
2122 if (screen.cur.row - view_start >= nrow)
2123 oldcursor.row = -1;
2124 else
2125 {
2126 oldcursor.row = screen.cur.row - view_start;
2127 oldcursor.col = screen.cur.col;
2128 }
2129 }
2130 }
2131
2132 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2133#if ENABLE_OVERLAY
2134 scr_swap_overlay ();
2135#endif
2018 2136
2019#ifndef NO_SLOW_LINK_SUPPORT 2137#ifndef NO_SLOW_LINK_SUPPORT
2020 /* 2138 /*
2021 * D: CopyArea pass - very useful for slower links 2139 * D: CopyArea pass - very useful for slower links
2022 * This has been deliberately kept simple. 2140 * This has been deliberately kept simple.
2023 */ 2141 */
2024 i = num_scr; 2142 if (!display->is_local
2025 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2143 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2026 && abs(i) < TermWin.nrow && !must_clear) 2144 && abs (num_scr) < nrow && !have_bg)
2027 { 2145 {
2028 int16_t nits; 2146 int16_t nits;
2029 int j; 2147 int i = num_scr;
2030 rend_t *drp2; 2148 int j;
2031 text_t *dtp2; 2149 int len, wlen;
2032 int len, wlen; 2150 dLocal (int, num_scr);
2033 2151
2034 j = TermWin.nrow; 2152 j = nrow;
2035 wlen = len = -1; 2153 wlen = len = -1;
2036 row = i > 0 ? 0 : j - 1; 2154 row = i > 0 ? 0 : j - 1;
2155
2037 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2156 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2038 { 2157 {
2039 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2158 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2040 { 2159 {
2041 stp = screen.text[row + row_offset]; 2160 line_t s = ROW(view_start + row);
2042 srp = screen.rend[row + row_offset];
2043 dtp = drawn_text[row]; 2161 line_t d = drawn_buf[row];
2044 dtp2 = drawn_text[row + i]; 2162 line_t d2 = drawn_buf[row + i];
2045 drp = drawn_rend[row];
2046 drp2 = drawn_rend[row + i];
2047 2163
2048 for (nits = 0, col = TermWin.ncol; col--; ) 2164 for (nits = 0, col = ncol; col--; )
2049 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2165 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2050 nits--; 2166 nits--;
2051 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2167 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2052 nits++; 2168 nits++;
2053 2169
2054 if (nits > 8) /* XXX: arbitrary choice */ 2170 if (nits > 8) /* XXX: arbitrary choice */
2171 {
2172 for (col = ncol; col--; )
2173 {
2174 *d.t++ = *d2.t++;
2175 *d.r++ = *d2.r++;
2176 }
2177
2178 if (len == -1)
2179 len = row;
2180
2181 wlen = row;
2182 continue;
2183 }
2184 }
2185
2186 if (len >= 0)
2187 {
2188 /* also comes here at end if needed because of >= above */
2189 if (wlen < len)
2190 ::swap (wlen, len);
2191
2192 XGCValues gcv;
2193
2194 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2195 XCopyArea (dpy, vt, vt,
2196 gc, 0, Row2Pixel (len + i),
2197 (unsigned int)this->width,
2198 (unsigned int)Height2Pixel (wlen - len + 1),
2199 0, Row2Pixel (len));
2200 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2201
2202 len = -1;
2203 }
2204 }
2205 }
2206#endif
2207
2208 /*
2209 * E: main pass across every character
2210 */
2211 for (row = 0; row < nrow; row++)
2212 {
2213 text_t *stp = ROW(view_start + row).t;
2214 rend_t *srp = ROW(view_start + row).r;
2215 text_t *dtp = drawn_buf[row].t;
2216 rend_t *drp = drawn_buf[row].r;
2217
2218 /*
2219 * E2: OK, now the real pass
2220 */
2221 int ypixel = (int)Row2Pixel (row);
2222
2223 for (col = 0; col < ncol; col++)
2224 {
2225 /* compare new text with old - if exactly the same then continue */
2226 if (stp[col] == dtp[col] /* Must match characters to skip. */
2227 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2228 || (stp[col] == ' ' /* space w/ no background change */
2229 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2230 continue;
2231
2232 // redraw one or more characters
2233
2234 // seek to the beginning of wide characters
2235 while (expect_false (stp[col] == NOCHAR && col > 0))
2236 --col;
2237
2238 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2239 text_t *text = stp + col;
2240 int count = 1;
2241
2242 dtp[col] = stp[col];
2243 drp[col] = rend;
2244
2245 int xpixel = Col2Pixel (col);
2246
2247 for (i = 0; ++col < ncol; )
2248 {
2249 if (stp[col] == NOCHAR)
2250 {
2251 dtp[col] = stp[col];
2252 drp[col] = rend;
2253 count++;
2254 i++;
2255
2256 continue;
2257 }
2258
2259 if (!RS_SAME (rend, srp[col]))
2260 break;
2261
2262 count++;
2263
2264 if (stp[col] != dtp[col]
2265 || !RS_SAME (srp[col], drp[col]))
2266 {
2267 if (have_bg && (i++ > count / 2))
2268 break;
2269
2270 dtp[col] = stp[col];
2271 drp[col] = rend;
2272 i = 0;
2273 }
2274 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2275 break;
2276 }
2277
2278 col--; /* went one too far. move back */
2279 count -= i; /* dump any matching trailing chars */
2280
2281 // sometimes we optimize away the trailing NOCHAR's, add them back
2282 while (expect_false (i && text[count] == NOCHAR))
2283 count++, i--;
2284
2285 /*
2286 * Determine the attributes for the string
2287 */
2288 int fore = fgcolor_of (rend); // desired foreground
2289 int back = bgcolor_of (rend); // desired background
2290
2291 // only do special processing if any attributes are set, which is unlikely
2292 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)))
2293 {
2294 bool invert = rend & RS_RVid;
2295
2296#ifndef NO_BOLD_UNDERLINE_REVERSE
2297 if (rend & RS_Bold && fore == Color_fg)
2298 {
2299 if (ISSET_PIXCOLOR (Color_BD))
2300 fore = Color_BD;
2301# if !ENABLE_STYLES
2302 else
2303 invert = !invert;
2304# endif
2305 }
2306
2307 if (rend & RS_Italic && fore == Color_fg)
2308 {
2309 if (ISSET_PIXCOLOR (Color_IT))
2310 fore = Color_IT;
2311# if !ENABLE_STYLES
2312 else
2313 invert = !invert;
2314# endif
2315 }
2316
2317 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2318 fore = Color_UL;
2319#endif
2320
2321 if (invert)
2322 {
2323#ifdef OPTION_HC
2324 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2325 || !ISSET_PIXCOLOR (Color_HC))
2326#endif
2327 /* invert the column if no highlightColor is set or it is the
2328 * current cursor column */
2329 ::swap (fore, back);
2330#ifdef OPTION_HC
2331 else if (ISSET_PIXCOLOR (Color_HC))
2332 back = Color_HC;
2333#endif
2334
2335#ifndef NO_BOLD_UNDERLINE_REVERSE
2336# ifndef OPTION_HC
2337 if (ISSET_PIXCOLOR (Color_RV))
2338 back = Color_RV;
2339# endif
2340 if (fore == back)
2341 {
2342 fore = Color_bg;
2343 back = Color_fg;
2344 }
2345#endif
2346 }
2347
2348#ifdef TEXT_BLINK
2349 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2350 {
2351 if (!text_blink_ev.is_active ())
2352 {
2353 text_blink_ev.again ();
2354 hidden_text = 0;
2355 }
2356 else if (hidden_text)
2357 fore = back;
2358 }
2359#endif
2360
2361#if ENABLE_STYLES
2362 // "careful" (too wide) character handling
2363
2364 // include previous careful character(s) if possible, looks nicer (best effort...)
2365 while (text > stp
2366 && srp[text - stp - 1] & RS_Careful
2367 && RS_SAME (rend, srp[text - stp - 1]))
2368 text--, count++, xpixel -= fwidth;
2369
2370 // force redraw after "careful" characters to avoid pixel droppings
2371 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2372 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2373
2374 // force redraw before "careful" characters to avoid pixel droppings
2375 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2376 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2377#endif
2378 }
2379
2380 /*
2381 * Actually do the drawing of the string here
2382 */
2383 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2384
2385 if (expect_true (have_bg && back == Color_bg))
2386 {
2387 // this is very ugly, maybe push it into ->draw?
2388
2389 for (i = 0; i < count; i++) /* don't draw empty strings */
2390 if (text[i] != ' ')
2055 { 2391 {
2056 for (col = TermWin.ncol; col--; ) 2392 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2057 { 2393 goto did_clear;
2058 *dtp++ = *dtp2++;
2059 *drp++ = *drp2++;
2060 }
2061
2062 if (len == -1)
2063 len = row;
2064
2065 wlen = row;
2066 continue;
2067 } 2394 }
2395
2396 CLEAR_CHARS (xpixel, ypixel, count);
2397 did_clear: ;
2068 } 2398 }
2399 else
2400 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2069 2401
2070 if (len != -1) 2402 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2071 { 2403 {
2072 /* also comes here at end if needed because of >= above */ 2404#if ENABLE_FRILLS
2073 if (wlen < len) 2405 if (ISSET_PIXCOLOR (Color_underline))
2074 SWAP_IT(wlen, len, int); 2406 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2075
2076 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2077 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2078 TermWin.gc, 0, Row2Pixel (len + i),
2079 (unsigned int)TermWin_TotalWidth (),
2080 (unsigned int)Height2Pixel (wlen - len + 1),
2081 0, Row2Pixel (len));
2082 len = -1;
2083 }
2084 }
2085 }
2086#endif
2087
2088 /*
2089 * E: main pass across every character
2090 */
2091 for (row = 0; row < TermWin.nrow; row++)
2092 {
2093 stp = screen.text[row + row_offset];
2094 srp = screen.rend[row + row_offset];
2095 dtp = drawn_text[row];
2096 drp = drawn_rend[row];
2097
2098 /*
2099 * E2: OK, now the real pass
2100 */
2101 int ypixel = (int)Row2Pixel(row);
2102
2103 for (col = 0; col < TermWin.ncol; col++)
2104 {
2105 /* compare new text with old - if exactly the same then continue */
2106 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2107
2108 if (stp[col] == dtp[col] /* Must match characters to skip. */
2109 && (rend == drp[col] /* Either rendition the same or */
2110 || (stp[col] == ' ' /* space w/ no background change */
2111 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2112 continue;
2113
2114 text_t *text = stp + col;
2115 int count = 1;
2116
2117 /* redraw one or more characters */
2118
2119 dtp[col] = stp[col];
2120 drp[col] = rend;
2121
2122 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2123 continue;
2124
2125 int xpixel = Col2Pixel(col);
2126
2127 // this loop looks very messy, it can probably be optimized
2128 // and cleaned a bit by you?
2129 for (i = 0; ++col < TermWin.ncol; )
2130 {
2131 if (stp[col] == NOCHAR)
2132 {
2133 dtp[col] = stp[col];
2134 drp[col] = rend;
2135 count++;
2136
2137 if (i) // only possible skip if char unchanged
2138 i++;
2139
2140 continue;
2141 }
2142
2143 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2144 break;
2145
2146 count++;
2147
2148 if (stp[col] != dtp[col]
2149 || srp[col] != drp[col])
2150 {
2151 if (must_clear && (i++ > (count / 2)))
2152 break;
2153
2154 dtp[col] = stp[col];
2155 drp[col] = rend;
2156 i = 0;
2157 }
2158 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2159 break;
2160 }
2161
2162 col--; /* went one too far. move back */
2163 count -= i; /* dump any matching trailing chars */
2164
2165 /*
2166 * Determine the attributes for the string
2167 */
2168 int fid = GET_FONT(rend);
2169 fore = GET_FGCOLOR(rend);
2170 back = GET_BGCOLOR(rend);
2171 rend = GET_ATTR(rend);
2172
2173 rvid = (rend & RS_RVid) ? 1 : 0;
2174#ifdef OPTION_HC
2175 if (!rvid && (rend & RS_Blink))
2176 {
2177 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2178 back = Color_HC;
2179 else 2407 else
2180 rvid = !rvid; /* fall back */
2181 }
2182#endif
2183 if (rvid)
2184 {
2185 SWAP_IT(fore, back, int);
2186
2187#ifndef NO_BOLD_UNDERLINE_REVERSE
2188 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2189# ifndef NO_CURSORCOLOR
2190 && !ISSET_PIXCOLOR (this, Color_cursor)
2191# endif 2408#endif
2192 ) 2409 XSetForeground (dpy, gc, pix_colors[fore]);
2193 back = Color_RV;
2194#endif
2195 }
2196#ifndef NO_BOLD_UNDERLINE_REVERSE
2197 else if (rend & RS_Bold)
2198 {
2199 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_BD))
2200 {
2201 fore = Color_BD;
2202# ifndef VERYBOLD
2203 rend &= ~RS_Bold; /* we've taken care of it */
2204# endif
2205 }
2206 }
2207 else if (rend & RS_Uline)
2208 {
2209 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2210 {
2211 fore = Color_UL;
2212 rend &= ~RS_Uline; /* we've taken care of it */
2213 }
2214 }
2215#endif
2216 2410
2217 /* 2411 XDrawLine (dpy, vt, gc,
2218 * Actually do the drawing of the string here
2219 */
2220 rxvt_font *font = (*TermWin.fontset)[fid];
2221
2222 if (back == Color_bg)
2223 {
2224 if (must_clear)
2225 {
2226 for (i = 0; i < count; i++) /* don't draw empty strings */
2227 if (text[i] != ' ')
2228 {
2229 font->draw (xpixel, ypixel, text, count, fore, -1);
2230 goto nodraw;
2231 }
2232
2233 CLEAR_CHARS (xpixel, ypixel, count);
2234nodraw: ;
2235 }
2236 else
2237 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2238 }
2239 else
2240 font->draw (xpixel, ypixel, text, count, fore, back);
2241
2242 if ((rend & RS_Uline) && (font->descent > 1))
2243 XDrawLine(Xdisplay, drawBuffer, TermWin.gc,
2244 xpixel, ypixel + font->ascent + 1, 2412 xpixel, ypixel + font->ascent + 1,
2245 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2413 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2414 }
2246 } /* for (col....) */ 2415 } /* for (col....) */
2247 } /* for (row....) */ 2416 } /* for (row....) */
2248 2417
2418#if ENABLE_OVERLAY
2419 scr_swap_overlay ();
2420#endif
2421 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2422
2249 /* 2423 /*
2250 * G: cleanup cursor and display outline cursor if necessary 2424 * G: cleanup cursor and display outline cursor if necessary
2251 */ 2425 */
2252 if (showcursor) { 2426 if (showcursor)
2253 if (TermWin.focus) { 2427 {
2254 srp = &(screen.rend[screen.cur.row + TermWin.saveLines] 2428 if (focus)
2255 [screen.cur.col]); 2429 {
2430 if (option (Opt_cursorUnderline))
2431 *crp ^= RS_Uline;
2432 else
2433 {
2256 *srp ^= RS_RVid; 2434 *crp ^= RS_RVid;
2257#ifndef NO_CURSORCOLOR 2435#ifndef NO_CURSORCOLOR
2258 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2436 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2259#endif 2437#endif
2438 }
2439 }
2260 } else if (oldcursor.row >= 0) { 2440 else if (oldcursor.row >= 0)
2441 {
2442 int cursorwidth = 1;
2443 int col = oldcursor.col;
2444
2445 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2446 col--;
2447
2448 while (col + cursorwidth < ncol
2449 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2450 cursorwidth++;
2451
2261#ifndef NO_CURSORCOLOR 2452#ifndef NO_CURSORCOLOR
2262 unsigned long gcmask; /* Graphics Context mask */
2263
2264 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2453 if (ISSET_PIXCOLOR (Color_cursor))
2265 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]); 2454 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2455 else
2266#endif 2456#endif
2267 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc, 2457 XSetForeground (dpy, gc, pix_colors[ccol1]);
2458
2459 XDrawRectangle (dpy, vt, gc,
2268 Col2Pixel(oldcursor.col), 2460 Col2Pixel (col),
2269 Row2Pixel(oldcursor.row), 2461 Row2Pixel (oldcursor.row),
2270 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2462 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2271 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1)); 2463 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2272 } 2464 }
2273 } 2465 }
2274 2466
2275 /* 2467 /*
2276 * H: cleanup selection 2468 * H: cleanup selection
2277 */ 2469 */
2278 rxvt_scr_reverse_selection (this); 2470 scr_reverse_selection ();
2279 2471
2280 /*
2281 * I: other general cleanup
2282 */
2283 if (clearfirst && TermWin.int_bwidth)
2284 /*
2285 * clear the whole screen height, note that width == 0 is treated
2286 * specially by XClearArea
2287 */
2288 XClearArea(Xdisplay, TermWin.vt, 0, 0,
2289 (unsigned int)TermWin.int_bwidth,
2290 (unsigned int)TermWin_TotalHeight(), False);
2291 if (clearlast && TermWin.int_bwidth)
2292 /*
2293 * clear the whole screen height, note that width == 0 is treated
2294 * specially by XClearArea
2295 */
2296 XClearArea(Xdisplay, TermWin.vt,
2297 TermWin.width + TermWin.int_bwidth, 0,
2298 (unsigned int)TermWin.int_bwidth,
2299 (unsigned int)TermWin_TotalHeight(), False);
2300 if (refresh_type & SMOOTH_REFRESH)
2301 XSync(Xdisplay, False);
2302
2303 num_scr = 0; 2472 num_scr = 0;
2304 num_scr_allow = 1; 2473 num_scr_allow = 1;
2305 want_refresh = 0; /* screen is current */
2306} 2474}
2307 2475
2308/* ------------------------------------------------------------------------- */
2309void 2476void
2310rxvt_term::scr_clear() 2477rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2311{ 2478{
2479 if (!l.t)
2480 return;
2481
2482 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2483
2484 for (int i = ncol; i--; )
2485 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2486}
2487
2488void
2489rxvt_term::scr_remap_chars () NOTHROW
2490{
2491 for (int i = total_rows; i--; )
2492 scr_remap_chars (row_buf [i]);
2493
2494 for (int i = nrow; i--; )
2495 {
2496 scr_remap_chars (drawn_buf [i]);
2497 scr_remap_chars (swap_buf [i]);
2498 }
2499}
2500
2501void
2502rxvt_term::scr_recolour () NOTHROW
2503{
2504#ifdef HAVE_BG_PIXMAP
2505 bgPixmap.apply ();
2506#else
2507
2508 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2509 XClearWindow (dpy, parent[0]);
2510 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2511
2512 if (scrollBar.win)
2513 {
2514 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2515 scrollBar.state = STATE_IDLE;
2516 scrollBar.show (0);
2517 }
2518
2519#endif
2520
2521 /* bgPixmap.apply () does not do the following : */
2522 scr_clear ();
2523 scr_touch (true);
2524 want_refresh = 1;
2525}
2526
2527/* ------------------------------------------------------------------------- */
2528void
2529rxvt_term::scr_clear (bool really) NOTHROW
2530{
2312 if (!TermWin.mapped) 2531 if (!mapped)
2313 return; 2532 return;
2314 2533
2315 num_scr_allow = 0; 2534 num_scr_allow = 0;
2316 want_refresh = 1; 2535 want_refresh = 1;
2317#ifdef TRANSPARENT 2536
2318 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2537 if (really)
2538 XClearWindow (dpy, vt);
2539}
2540
2541void
2542rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2543{
2544 int view_end = view_start + nrow;
2545 int row, col;
2546
2547 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2548 {
2549 text_t *stp = ROW(row).t;
2550 rend_t *srp = ROW(row).r;
2551
2552 for (col = beg_col; col < end_col; col++)
2553 srp[col] ^= rstyle1;
2554
2555 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2556 srp[col] ^= rstyle2;
2557
2558 if (++col < end_col)
2559 srp[col] ^= rstyle2;
2319 { 2560 }
2320 int i; 2561}
2321 2562
2322 if (!(Options & Opt_transparent_all)) 2563void
2564rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2565{
2566 int view_end = view_start + nrow;
2567 int row, col;
2568
2569 if (beg_row >= view_start)
2570 {
2571 col = beg_col;
2572 row = beg_row;
2573 }
2574 else
2575 {
2323 i = 0; 2576 col = 0;
2577 row = view_start;
2578 }
2579
2580 for (; row < min (end_row, view_end); row++, col = 0)
2581 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2582 srp[col] ^= rstyle;
2583
2584 if (row == end_row)
2585 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2586 srp[col] ^= rstyle;
2587}
2588
2589/* ------------------------------------------------------------------------- */
2590void
2591rxvt_term::scr_reverse_selection () NOTHROW
2592{
2593 if (selection.op
2594 && current_screen == selection.screen
2595 && selection.end.row >= view_start)
2596 {
2597#if !ENABLE_MINIMAL
2598 if (selection.rect)
2599 scr_xor_rect (selection.beg.row, selection.beg.col,
2600 selection.end.row, selection.end.col,
2601 RS_RVid, RS_RVid | RS_Uline);
2324 else 2602 else
2325 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2326
2327 while (i--)
2328 if (TermWin.parent[i] != None)
2329 XClearWindow(Xdisplay, TermWin.parent[i]);
2330 }
2331#endif 2603#endif
2332 2604 scr_xor_span (selection.beg.row, selection.beg.col,
2333 XClearWindow (Xdisplay, TermWin.vt); 2605 selection.end.row, selection.end.col,
2334} 2606 RS_RVid);
2335
2336/* ------------------------------------------------------------------------- */
2337/* INTPROTO */
2338void
2339rxvt_scr_reverse_selection(pR)
2340{
2341 int i, col, row, end_row;
2342 rend_t *srp;
2343
2344 if (R->selection.op && R->current_screen == R->selection.screen) {
2345 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2346 i = R->selection.beg.row + R->TermWin.saveLines;
2347 row = R->selection.end.row + R->TermWin.saveLines;
2348 if (i >= end_row)
2349 col = R->selection.beg.col;
2350 else {
2351 col = 0;
2352 i = end_row;
2353 }
2354 end_row += R->TermWin.nrow;
2355 for (; i < row && i < end_row; i++, col = 0)
2356 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2357#ifndef OPTION_HC
2358 srp[col] ^= RS_RVid;
2359#else
2360 srp[col] ^= RS_Blink;
2361#endif
2362 if (i == row && i < end_row)
2363 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2364#ifndef OPTION_HC
2365 srp[col] ^= RS_RVid;
2366#else
2367 srp[col] ^= RS_Blink;
2368#endif
2369 } 2607 }
2370} 2608}
2371 2609
2372/* ------------------------------------------------------------------------- */ 2610/* ------------------------------------------------------------------------- */
2373/* 2611/*
2374 * Dump the whole scrollback and screen to the passed filedescriptor. The 2612 * Dump the whole scrollback and screen to the passed filedescriptor. The
2375 * invoking routine must close the fd. 2613 * invoking routine must close the fd.
2376 */ 2614 */
2377#if 0 2615#if 0
2378/* EXTPROTO */
2379void 2616void
2380rxvt_scr_dump(pR_ int fd) 2617rxvt_term::scr_dump (int fd) NOTHROW
2381{ 2618{
2382 int row, wrote; 2619 int row, wrote;
2383 unsigned int width, towrite; 2620 unsigned int width, towrite;
2384 char r1[] = "\n"; 2621 char r1[] = "\n";
2385 2622
2386 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2623 for (row = saveLines + top_row;
2387 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2624 row < saveLines + nrow - 1; row++)
2388 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2625 {
2389 : R->TermWin.ncol; 2626 width = row_buf[row].l >= 0 ? row_buf[row].l
2627 : ncol;
2390 for (towrite = width; towrite; towrite -= wrote) { 2628 for (towrite = width; towrite; towrite -= wrote)
2629 {
2391 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2630 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2392 towrite); 2631 towrite);
2393 if (wrote < 0) 2632 if (wrote < 0)
2394 return; /* XXX: death, no report */ 2633 return; /* XXX: death, no report */
2395 } 2634 }
2396 if (R->screen.tlen[row] >= 0) 2635 if (row_buf[row].l >= 0)
2397 if (write(fd, r1, 1) <= 0) 2636 if (write (fd, r1, 1) <= 0)
2398 return; /* XXX: death, no report */ 2637 return; /* XXX: death, no report */
2399 } 2638 }
2400} 2639}
2401#endif 2640#endif
2402 2641
2403/* ------------------------------------------------------------------------- * 2642/* ------------------------------------------------------------------------- *
2404 * CHARACTER SELECTION * 2643 * CHARACTER SELECTION *
2405 * ------------------------------------------------------------------------- */ 2644 * ------------------------------------------------------------------------- */
2406
2407/*
2408 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2409 */
2410/* EXTPROTO */
2411void 2645void
2412rxvt_selection_check(pR_ int check_more) 2646rxvt_term::selection_check (int check_more) NOTHROW
2413{ 2647{
2414 row_col_t pos; 2648 row_col_t pos;
2415 2649
2416 if (!R->selection.op) 2650 if (!selection.op)
2417 return; 2651 return;
2418 2652
2419 pos.row = pos.col = 0; 2653 pos.row = pos.col = 0;
2420 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2654 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2421 || (R->selection.beg.row >= R->TermWin.nrow) 2655 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2422 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2656 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2423 || (R->selection.mark.row >= R->TermWin.nrow)
2424 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2425 || (R->selection.end.row >= R->TermWin.nrow)
2426 || (check_more == 1 2657 || (check_more == 1
2427 && R->current_screen == R->selection.screen 2658 && current_screen == selection.screen
2428 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2659 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2429 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2660 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2430 || (check_more == 2 2661 || (check_more == 2
2431 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2662 && ROWCOL_IS_BEFORE (selection.beg, pos)
2432 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2663 && ROWCOL_IS_AFTER (selection.end, pos))
2433 || (check_more == 3 2664 || (check_more == 3
2434 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2665 && ROWCOL_IS_AFTER (selection.end, pos))
2435 || (check_more == 4 /* screen width change */ 2666 || (check_more == 4 /* screen width change */
2436 && (R->selection.beg.row != R->selection.end.row 2667 && (selection.beg.row != selection.end.row
2437 || R->selection.end.col > R->TermWin.ncol))) 2668 || selection.end.col > ncol)))
2438 CLEAR_SELECTION(R); 2669 CLEAR_SELECTION ();
2439} 2670}
2440 2671
2441/* ------------------------------------------------------------------------- */ 2672/* ------------------------------------------------------------------------- */
2442/* 2673/*
2443 * Paste a selection direct to the command fd 2674 * Paste a selection direct to the command fd
2444 */ 2675 */
2445void 2676void
2446rxvt_term::paste (const unsigned char *data, unsigned int len) 2677rxvt_term::paste (char *data, unsigned int len) NOTHROW
2447{ 2678{
2448 unsigned int i, j, n;
2449 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2450
2451#if 0
2452 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2453 ZERO_SCROLLBACK (r);
2454#endif
2455
2456 /* convert normal newline chars into common keyboard Return key sequence */ 2679 /* convert normal newline chars into common keyboard Return key sequence */
2457 for (i = 0; i < len; i += PROP_SIZE) 2680 for (unsigned int i = 0; i < len; i++)
2458 { 2681 if (data[i] == C0_LF)
2459 n = min (len - i, PROP_SIZE); 2682 data[i] = C0_CR;
2460 MEMCPY (ds, data + i, n);
2461 2683
2462 for (j = 0; j < n; j++) 2684 if (priv_modes & PrivMode_BracketPaste)
2463 if (ds[j] == '\n') 2685 tt_printf ("\e[200~");
2464 ds[j] = '\r';
2465 2686
2466 tt_write (ds, (int)n); 2687 tt_write (data, len);
2467 }
2468 2688
2469 free(ds); 2689 if (priv_modes & PrivMode_BracketPaste)
2690 tt_printf ("\e[201~");
2470} 2691}
2471 2692
2472/* ------------------------------------------------------------------------- */ 2693/* ------------------------------------------------------------------------- */
2473/* 2694/*
2474 * Respond to a notification that a primary selection has been sent 2695 * Respond to a notification that a primary selection has been sent
2475 * EXT: SelectionNotify 2696 * EXT: SelectionNotify
2476 */ 2697 */
2477/* EXTPROTO */ 2698void
2478int
2479rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2699rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2480{ 2700{
2481 long nread = 0; 2701 if (prop == None) /* check for failed XConvertSelection */
2702 {
2703 if ((selection_type & Sel_CompoundText))
2704 {
2705 int selnum = selection_type & Sel_whereMask;
2706
2707 selection_type = 0;
2708 if (selnum != Sel_direct)
2709 selection_request_other (XA_STRING, selnum);
2710 }
2711
2712 if ((selection_type & Sel_UTF8String))
2713 {
2714 int selnum = selection_type & Sel_whereMask;
2715
2716 selection_type = Sel_CompoundText;
2717 if (selnum != Sel_direct)
2718 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2719 else
2720 selection_type = 0;
2721 }
2722
2723 return;
2724 }
2725
2482 unsigned long bytes_after; 2726 unsigned long bytes_after;
2483 XTextProperty ct; 2727 XTextProperty ct;
2484 int dummy_count;
2485 char **cl;
2486 2728
2487 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2729 if (XGetWindowProperty (dpy, win, prop,
2488 2730 0, PROP_SIZE / 4,
2489 if (prop == None) /* check for failed XConvertSelection */ 2731 delete_prop, AnyPropertyType,
2490 { 2732 &ct.encoding, &ct.format,
2491 if ((R->selection_type & Sel_CompoundText)) 2733 &ct.nitems, &bytes_after,
2492 { 2734 &ct.value) != Success)
2493 int selnum = R->selection_type & Sel_whereMask;
2494
2495 R->selection_type = 0;
2496 if (selnum != Sel_direct)
2497 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2498 }
2499
2500 return 0;
2501 } 2735 {
2502 2736 ct.value = 0;
2503 for (;;) 2737 goto bailout;
2504 { 2738 }
2739
2740 if (ct.encoding == None)
2741 goto bailout;
2742
2743 if (bytes_after)
2744 {
2745 // fetch and append remaining data
2746 XTextProperty ct2;
2747
2505 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2748 if (XGetWindowProperty (dpy, win, prop,
2506 (long)(PROP_SIZE / 4), delete_prop, 2749 ct.nitems / 4, (bytes_after + 3) / 4,
2750 delete_prop, AnyPropertyType,
2507 AnyPropertyType, &ct.encoding, &ct.format, 2751 &ct2.encoding, &ct2.format,
2508 &ct.nitems, &bytes_after, 2752 &ct2.nitems, &bytes_after,
2509 &ct.value) != Success) 2753 &ct2.value) != Success)
2510 break; 2754 goto bailout;
2511 2755
2512 if (ct.encoding == 0) 2756 // realloc should be compatible to XFree, here, and elsewhere, too
2513 { 2757 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2514 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2758 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2515 break; 2759 ct.nitems += ct2.nitems;
2516 }
2517 2760
2761 XFree (ct2.value);
2762 }
2763
2518 if (ct.value == NULL) 2764 if (ct.value == 0)
2519 { 2765 goto bailout;
2520 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2521 continue;
2522 }
2523 2766
2767 if (ct.encoding == xa[XA_INCR])
2768 {
2769 // INCR selection, start handshake
2770 if (!delete_prop)
2771 XDeleteProperty (dpy, win, prop);
2772
2773 selection_wait = Sel_incr;
2774 incr_buf_fill = 0;
2775 incr_ev.start (10);
2776
2777 goto bailout;
2778 }
2779
2524 if (ct.nitems == 0) 2780 if (ct.nitems == 0)
2781 {
2782 if (selection_wait == Sel_incr)
2783 {
2784 XFree (ct.value);
2785
2786 // finally complete, now paste the whole thing
2787 selection_wait = Sel_normal;
2788 ct.value = (unsigned char *)incr_buf;
2789 ct.nitems = incr_buf_fill;
2790 incr_buf = 0;
2791 incr_buf_size = 0;
2792 incr_ev.stop ();
2525 { 2793 }
2526 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2794 else
2795 {
2527 if (R->selection_wait == Sel_normal && nread == 0) 2796 if (selection_wait == Sel_normal
2797 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2528 { 2798 {
2529 /* 2799 /*
2530 * pass through again trying CUT_BUFFER0 if we've come from 2800 * pass through again trying CUT_BUFFER0 if we've come from
2531 * XConvertSelection() but nothing was presented 2801 * XConvertSelection () but nothing was presented
2532 */ 2802 */
2533 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2534 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2803 selection_paste (display->root, XA_CUT_BUFFER0, False);
2535 } 2804 }
2536 2805
2537 nread = -1; /* discount any previous stuff */ 2806 goto bailout;
2538 break;
2539 }
2540
2541 nread += ct.nitems;
2542 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2543 &dummy_count) == Success && cl)
2544 { 2807 }
2545 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2808 }
2809 else if (selection_wait == Sel_incr)
2810 {
2811 incr_ev.start (10);
2812
2813 while (incr_buf_fill + ct.nitems > incr_buf_size)
2814 {
2815 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2816 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2817 }
2818
2819 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2820 incr_buf_fill += ct.nitems;
2821
2822 goto bailout;
2823 }
2824
2825 char **cl;
2826 int cr;
2827
2828#if !ENABLE_MINIMAL
2829 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2830 // so recode it manually
2831 if (ct.encoding == xa[XA_UTF8_STRING])
2832 {
2833 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2834 char *s = rxvt_wcstombs (w);
2835 free (w);
2836 // TODO: strlen == only the first element will be converted. well...
2837 paste (s, strlen (s));
2838 free (s);
2839 }
2840 else
2841#endif
2842 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2843 && cl)
2844 {
2845 for (int i = 0; i < cr; i++)
2846 paste (cl[i], strlen (cl[i]));
2847
2546 XFreeStringList (cl); 2848 XFreeStringList (cl);
2547 } 2849 }
2548 else 2850 else
2549 R->paste (ct.value, ct.nitems); 2851 paste ((char *)ct.value, ct.nitems); // paste raw
2550 2852
2551 if (bytes_after == 0) 2853bailout:
2552 break;
2553
2554 XFree (ct.value);
2555 }
2556
2557 if (ct.value)
2558 XFree (ct.value); 2854 XFree (ct.value);
2559 2855
2560 if (R->selection_wait == Sel_normal) 2856 if (selection_wait == Sel_normal)
2561 R->selection_wait = Sel_none; 2857 selection_wait = Sel_none;
2562
2563 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2564 return (int)nread;
2565} 2858}
2566 2859
2567void 2860void
2568rxvt_term::incr_cb (time_watcher &w) 2861rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2569{ 2862{
2570 selection_wait = Sel_none; 2863 selection_wait = Sel_none;
2571 2864
2865 incr_buf_size = 0;
2866 free (incr_buf);
2867
2572 rxvt_print_error ("data loss: timeout on INCR selection paste"); 2868 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2573} 2869}
2574 2870
2575/*
2576 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2577 */
2578/* EXTPROTO */
2579void 2871void
2580rxvt_selection_property(pR_ Window win, Atom prop) 2872rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2581{ 2873{
2582 int reget_time = 0; 2874 if (prop == None || selection_wait != Sel_incr)
2583
2584 if (prop == None)
2585 return; 2875 return;
2586 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2587 if (R->selection_wait == Sel_normal) {
2588 int a, afmt;
2589 Atom atype;
2590 unsigned long bytes_after, nitems;
2591 unsigned char *s = NULL;
2592 2876
2593 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2877 selection_paste (win, prop, true);
2594 R->xa[XA_INCR], &atype, &afmt, &nitems,
2595 &bytes_after, &s);
2596 if (s)
2597 XFree(s);
2598 if (a != Success)
2599 return;
2600#ifndef __CYGWIN32__
2601 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2602 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2603 XDeleteProperty(R->Xdisplay, win, prop);
2604 XFlush(R->Xdisplay);
2605 reget_time = 1;
2606 R->selection_wait = Sel_incr;
2607 }
2608#endif
2609 } else if (R->selection_wait == Sel_incr) {
2610 reget_time = 1;
2611 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2612 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2613 R->selection_wait = Sel_none;
2614 R->incr_ev.stop ();
2615 }
2616 }
2617 if (reget_time) /* received more data so reget time */
2618 R->incr_ev.start (NOW + 10);
2619} 2878}
2879
2620/* ------------------------------------------------------------------------- */ 2880/* ------------------------------------------------------------------------- */
2621/* 2881/*
2622 * Request the current selection: 2882 * Request the current selection:
2623 * Order: > internal selection if available 2883 * Order: > internal selection if available
2624 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2884 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2625 * > CUT_BUFFER0 2885 * > CUT_BUFFER0
2626 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2886 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2627 * will auto fallback to CUT_BUFFER0 2887 * will auto fallback to CUT_BUFFER0
2628 * EXT: button 2 release 2888 * EXT: button 2 release
2629 */ 2889 */
2630/* EXTPROTO */
2631void 2890void
2632rxvt_selection_request(pR_ Time tm, int x, int y) 2891rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2633{ 2892{
2634 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2893 if (selection.text && selnum == Sel_Primary)
2635 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2894 {
2636 return; /* outside window */ 2895 /* internal selection */
2637 2896 char *str = rxvt_wcstombs (selection.text, selection.len);
2638 if (R->selection.text != NULL) { /* internal selection */ 2897 paste (str, strlen (str));
2639 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2898 free (str);
2640 R->paste (R->selection.text, R->selection.len);
2641 return; 2899 return;
2642 } else { 2900 }
2643 int i; 2901 else
2644 2902 {
2645 R->selection_request_time = tm; 2903 selection_request_time = tm;
2646 R->selection_wait = Sel_normal; 2904 selection_wait = Sel_normal;
2647 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2905
2906#if X_HAVE_UTF8_STRING
2907 selection_type = Sel_UTF8String;
2908 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2909 return;
2910#else
2648 R->selection_type = Sel_CompoundText; 2911 selection_type = Sel_CompoundText;
2649 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2912 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2650 return; 2913 return;
2651 } 2914#endif
2652 } 2915 }
2916
2653 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2917 selection_wait = Sel_none; /* don't loop in selection_paste () */
2654 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2655 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2918 selection_paste (display->root, XA_CUT_BUFFER0, false);
2656} 2919}
2657 2920
2658/* INTPROTO */
2659int 2921int
2660rxvt_selection_request_other(pR_ Atom target, int selnum) 2922rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2661{ 2923{
2662 Atom sel; 2924 Atom sel;
2663#ifdef DEBUG_SELECT
2664 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2665#endif
2666 2925
2667 R->selection_type |= selnum; 2926 selection_type |= selnum;
2927
2668 if (selnum == Sel_Primary) 2928 if (selnum == Sel_Primary)
2669 sel = XA_PRIMARY; 2929 sel = XA_PRIMARY;
2670 else if (selnum == Sel_Secondary) 2930 else if (selnum == Sel_Secondary)
2671 sel = XA_SECONDARY; 2931 sel = XA_SECONDARY;
2672 else 2932 else
2673 sel = R->xa[XA_CLIPBOARD]; 2933 sel = xa[XA_CLIPBOARD];
2934
2674 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2935 if (XGetSelectionOwner (dpy, sel) != None)
2675 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2936 {
2676 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2937 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2677 R->TermWin.vt, R->selection_request_time); 2938 vt, selection_request_time);
2678 return 1; 2939 return 1;
2679 } 2940 }
2941
2680 return 0; 2942 return 0;
2681} 2943}
2682 2944
2683/* ------------------------------------------------------------------------- */ 2945/* ------------------------------------------------------------------------- */
2684/* 2946/*
2685 * Clear all selected text 2947 * Clear all selected text
2686 * EXT: SelectionClear 2948 * EXT: SelectionClear
2687 */ 2949 */
2688/* EXTPROTO */
2689void 2950void
2690rxvt_selection_clear(pR) 2951rxvt_term::selection_clear () NOTHROW
2691{ 2952{
2692 D_SELECT((stderr, "rxvt_selection_clear()"));
2693
2694 R->want_refresh = 1; 2953 want_refresh = 1;
2695 if (R->selection.text)
2696 free(R->selection.text); 2954 free (selection.text);
2697 R->selection.text = NULL; 2955 selection.text = NULL;
2698 R->selection.len = 0; 2956 selection.len = 0;
2699 CLEAR_SELECTION(R); 2957 CLEAR_SELECTION ();
2958
2959 if (display->selection_owner == this)
2960 display->selection_owner = 0;
2700} 2961}
2701 2962
2702/* ------------------------------------------------------------------------- */ 2963/* ------------------------------------------------------------------------- */
2703/* 2964/*
2704 * Copy a selection into the cut buffer 2965 * Copy a selection into the cut buffer
2705 * EXT: button 1 or 3 release 2966 * EXT: button 1 or 3 release
2706 */ 2967 */
2707/* EXTPROTO */
2708void 2968void
2709rxvt_selection_make(pR_ Time tm) 2969rxvt_term::selection_make (Time tm)
2710{ 2970{
2711 int i, col, end_col, row, end_row; 2971 int i;
2712 unsigned char *new_selection_text; 2972 wchar_t *new_selection_text;
2713 char *str; 2973 text_t *t;
2714 text_t *t;
2715#ifdef ACS_ASCII
2716 rend_t *re;
2717#endif
2718 2974
2719 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2720 switch (R->selection.op) { 2975 switch (selection.op)
2976 {
2721 case SELECTION_CONT: 2977 case SELECTION_CONT:
2722 break; 2978 break;
2723 case SELECTION_INIT: 2979 case SELECTION_INIT:
2724 CLEAR_SELECTION(R); 2980 CLEAR_SELECTION ();
2725 /* FALLTHROUGH */ 2981 /* FALLTHROUGH */
2726 case SELECTION_BEGIN: 2982 case SELECTION_BEGIN:
2727 R->selection.op = SELECTION_DONE; 2983 selection.op = SELECTION_DONE;
2728 /* FALLTHROUGH */ 2984 /* FALLTHROUGH */
2729 default: 2985 default:
2730 return; 2986 return;
2731 } 2987 }
2988
2732 R->selection.op = SELECTION_DONE; 2989 selection.op = SELECTION_DONE;
2733 2990
2734 if (R->selection.clicks == 4) 2991 if (selection.clicks == 4)
2735 return; /* nothing selected, go away */ 2992 return; /* nothing selected, go away */
2736 2993
2994 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2995 return;
2996
2737 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2997 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2738 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2998 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2739 2999
2740 new_selection_text = (unsigned char *)str; 3000 int ofs = 0;
3001 int extra = 0;
2741 3002
2742 col = R->selection.beg.col; 3003 int col = selection.beg.col;
2743 MAX_IT(col, 0); 3004 int row = selection.beg.row;
2744 row = R->selection.beg.row + R->TermWin.saveLines;
2745 end_row = R->selection.end.row + R->TermWin.saveLines;
2746 3005
3006 int end_col;
3007
2747 for (; row <= end_row; row++, col = 0) 3008 for (; row <= selection.end.row; row++, col = 0)
3009 {
3010#if !ENABLE_MINIMAL
3011 if (selection.rect)
2748 { 3012 {
2749 t = &(R->screen.text[row][col]); 3013 col = selection.beg.col;
2750
2751 end_col = R->screen.tlen[row];
2752
2753 if (end_col == -1)
2754 end_col = R->TermWin.ncol; 3014 end_col = ncol + 1;
3015 }
3016 else
3017#endif
3018 end_col = ROW(row).l;
2755 3019
3020 col = max (col, 0);
3021
2756 if (row == end_row) 3022 if (row == selection.end.row
3023#if !ENABLE_MINIMAL
3024 || selection.rect
3025#endif
3026 )
2757 MIN_IT (end_col, R->selection.end.col); 3027 min_it (end_col, selection.end.col);
2758 3028
3029 t = ROW(row).t + col;
3030
2759 for (; col < end_col; col++) 3031 for (; col < end_col; col++)
3032 {
2760 if (*t == NOCHAR) 3033 if (*t == NOCHAR)
2761 t++; 3034 t++;
3035#if ENABLE_COMBINING
3036 else if (IS_COMPOSE (*t))
3037 {
3038 int len = rxvt_composite.expand (*t, 0);
3039
3040 extra -= (len - 1);
3041
3042 if (extra < 0)
3043 {
3044 extra += i;
3045 i += i;
3046 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3047 }
3048
3049 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3050 }
3051#endif
2762 else 3052 else
2763 { 3053 new_selection_text[ofs++] = *t++;
2764 int len = wctomb (str, *t++);
2765 if (len > 0)
2766 str += len;
2767 }
2768
2769 if (R->screen.tlen[row] != -1 && row != end_row)
2770 *str++ = '\n';
2771 } 3054 }
2772 3055
2773#ifndef NO_OLD_SELECTION 3056#if !ENABLE_MINIMAL
2774 if (R->selection_style == OLD_SELECT) 3057 if (selection.rect)
2775 if (end_col == R->TermWin.ncol) 3058 {
2776 *str++ = '\n'; 3059 while (ofs
3060 && new_selection_text[ofs - 1] != C0_LF
3061 && unicode::is_space (new_selection_text[ofs - 1]))
3062 --ofs;
3063
3064 new_selection_text[ofs++] = C0_LF;
3065 }
3066 else
2777#endif 3067#endif
2778#ifndef NO_NEW_SELECTION 3068 if (!ROW(row).is_longer () && row != selection.end.row)
2779 if (R->selection_style != OLD_SELECT) 3069 new_selection_text[ofs++] = C0_LF;
3070 }
3071
2780 if (end_col != R->selection.end.col) 3072 if (end_col != selection.end.col)
2781 *str++ = '\n'; 3073 new_selection_text[ofs++] = C0_LF;
2782#endif
2783 *str = '\0';
2784 3074
2785 i = str - (char *)new_selection_text; 3075 new_selection_text[ofs] = 0;
3076
2786 if (i == 0) 3077 if (ofs == 0)
2787 { 3078 {
2788 free (new_selection_text); 3079 free (new_selection_text);
2789 return; 3080 return;
2790 } 3081 }
2791 3082
2792 // due to MB_MAX_CUR, selection wastage is usually high
2793 if (str - (char *)new_selection_text > 1024)
2794 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2795
2796 R->selection.len = i;
2797 if (R->selection.text)
2798 free (R->selection.text); 3083 free (selection.text);
2799 3084
2800 R->selection.text = new_selection_text; 3085 // we usually allocate much more than necessary, so realloc it smaller again
3086 selection.len = ofs;
3087 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2801 3088
2802 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3089 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2803 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3090 return;
2804 rxvt_print_error("can't get primary selection"); 3091
2805 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3092 selection_grab (tm);
2806 PropModeReplace, R->selection.text, (int)R->selection.len); 3093}
3094
3095bool
3096rxvt_term::selection_grab (Time tm) NOTHROW
3097{
2807 R->selection_time = tm; 3098 selection_time = tm;
2808 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3099
3100 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3101 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3102 {
3103 display->set_selection_owner (this);
3104 return true;
3105 }
3106 else
3107 {
3108 selection_clear ();
3109 return false;
3110 }
3111
3112#if 0
3113 XTextProperty ct;
3114
3115 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3116 {
3117 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3118 XFree (ct.value);
3119 }
3120#endif
2809} 3121}
2810 3122
2811/* ------------------------------------------------------------------------- */ 3123/* ------------------------------------------------------------------------- */
2812/* 3124/*
2813 * Mark or select text based upon number of clicks: 1, 2, or 3 3125 * Mark or select text based upon number of clicks: 1, 2, or 3
2814 * EXT: button 1 press 3126 * EXT: button 1 press
2815 */ 3127 */
2816void 3128void
2817rxvt_term::selection_click (int clicks, int x, int y) 3129rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2818{ 3130{
2819 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2820
2821 clicks = ((clicks - 1) % 3) + 1; 3131 clicks = ((clicks - 1) % 3) + 1;
2822 selection.clicks = clicks; /* save clicks so extend will work */ 3132 selection.clicks = clicks; /* save clicks so extend will work */
2823 3133
3134 if (clicks == 2 && !selection.rect
3135 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3136 {
3137 MEvent.clicks = 1; // what a mess
3138 selection.screen = current_screen;
3139 selection.op = SELECTION_CONT;
3140 return;
3141 }
3142
2824 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 3143 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2825 3144
2826 if (clicks == 2 || clicks == 3) 3145 if (clicks == 2 || clicks == 3)
2827 rxvt_selection_extend_colrow (this, selection.mark.col, 3146 selection_extend_colrow (selection.mark.col,
2828 selection.mark.row + TermWin.view_start, 3147 selection.mark.row - view_start,
2829 0, /* button 3 */ 3148 0, /* button 3 */
2830 1, /* button press */ 3149 1, /* button press */
2831 0); /* click change */ 3150 0); /* click change */
2832} 3151}
2833 3152
2834/* ------------------------------------------------------------------------- */ 3153/* ------------------------------------------------------------------------- */
2835/* 3154/*
2836 * Mark a selection at the specified col/row 3155 * Mark a selection at the specified col/row
2837 */ 3156 */
2838/* INTPROTO */
2839void 3157void
2840rxvt_selection_start_colrow(pR_ int col, int row) 3158rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2841{ 3159{
2842 R->want_refresh = 1; 3160 want_refresh = 1;
3161
3162 selection.mark.row = row + view_start;
2843 R->selection.mark.col = col; 3163 selection.mark.col = col;
2844 R->selection.mark.row = row - R->TermWin.view_start; 3164
2845 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3165 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2846 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3166 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3167
3168 while (selection.mark.col > 0
3169 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2847 MAX_IT(R->selection.mark.col, 0); 3170 --selection.mark.col;
2848 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2849 3171
2850 if (R->selection.op) { /* clear the old selection */ 3172 if (selection.op)
3173 {
3174 /* clear the old selection */
2851 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3175 selection.beg.row = selection.end.row = selection.mark.row;
2852 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3176 selection.beg.col = selection.end.col = selection.mark.col;
2853 } 3177 }
3178
2854 R->selection.op = SELECTION_INIT; 3179 selection.op = SELECTION_INIT;
2855 R->selection.screen = R->current_screen; 3180 selection.screen = current_screen;
2856} 3181}
2857 3182
2858/* ------------------------------------------------------------------------- */ 3183/* ------------------------------------------------------------------------- */
2859/* 3184/*
2860 * Word select: select text for 2 clicks 3185 * Word select: select text for 2 clicks
2861 * We now only find out the boundary in one direction 3186 * We now only find out the boundary in one direction
2862 */ 3187 */
2863 3188
2864/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3189/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2865#define DELIMIT_TEXT(x) \ 3190#define DELIMIT_TEXT(x) \
2866 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3191 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2867#define DELIMIT_REND(x) 1 3192#define DELIMIT_REND(x) 1
2868 3193
2869/* INTPROTO */
2870void 3194void
2871rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3195rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2872{ 3196{
2873 int col, row, dirnadd, tcol, trow, w1, w2; 3197 int col, row, dirnadd, tcol, trow, w1, w2;
2874 row_col_t bound; 3198 row_col_t bound;
2875 text_t *stp; 3199 text_t *stp;
2876 rend_t *srp; 3200 rend_t *srp;
2877 3201
2878 if (dirn == UP) { 3202 if (dirn == UP)
2879 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3203 {
3204 bound.row = top_row - 1;
2880 bound.col = 0; 3205 bound.col = 0;
2881 dirnadd = -1; 3206 dirnadd = -1;
2882 } else { 3207 }
2883 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3208 else
3209 {
3210 bound.row = nrow;
2884 bound.col = R->TermWin.ncol - 1; 3211 bound.col = ncol - 1;
2885 dirnadd = 1; 3212 dirnadd = 1;
2886 } 3213 }
2887 row = mark->row + R->TermWin.saveLines; 3214
3215 row = mark->row;
2888 col = mark->col; 3216 col = max (mark->col, 0);
2889 MAX_IT(col, 0); 3217
2890/* find the edge of a word */ 3218 /* find the edge of a word */
2891 stp = &(R->screen.text[row][col]); 3219 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2892 w1 = DELIMIT_TEXT(*stp); 3220 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2893 3221
2894 if (R->selection_style != NEW_SELECT) { 3222 for (;;)
2895 if (w1 == 1) { 3223 {
3224 for (; col != bound.col; col += dirnadd)
3225 {
2896 stp += dirnadd; 3226 stp += dirnadd;
2897 if (DELIMIT_TEXT(*stp) == 1)
2898 goto Old_Word_Selection_You_Die;
2899 col += dirnadd;
2900 }
2901 w1 = 0;
2902 }
2903 srp = (&R->screen.rend[row][col]);
2904 w2 = DELIMIT_REND(*srp);
2905
2906 for (;;) {
2907 for (; col != bound.col; col += dirnadd) {
2908 stp += dirnadd; 3227 srp += dirnadd;
3228
3229 if (*stp == NOCHAR)
3230 continue;
3231
2909 if (DELIMIT_TEXT(*stp) != w1) 3232 if (DELIMIT_TEXT (*stp) != w1)
3233 break;
3234 if (DELIMIT_REND (*srp) != w2)
3235 break;
3236 }
3237
3238 if ((col == bound.col) && (row != bound.row))
3239 {
3240 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3241 {
3242 trow = row + dirnadd;
3243 tcol = dirn == UP ? ncol - 1 : 0;
3244
3245 if (!ROW(trow).t)
2910 break; 3246 break;
2911 srp += dirnadd; 3247
2912 if (DELIMIT_REND(*srp) != w2) 3248 stp = ROW(trow).t + tcol;
3249 srp = ROW(trow).r + tcol;
3250
3251 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2913 break; 3252 break;
2914 } 3253
2915 if ((col == bound.col) && (row != bound.row)) {
2916 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2917 trow = row + dirnadd;
2918 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2919 if (R->screen.text[trow] == NULL)
2920 break;
2921 stp = &(R->screen.text[trow][tcol]);
2922 srp = &(R->screen.rend[trow][tcol]);
2923 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2924 break;
2925 row = trow; 3254 row = trow;
2926 col = tcol; 3255 col = tcol;
2927 continue; 3256 continue;
2928 } 3257 }
2929 } 3258 }
2930 break; 3259 break;
2931 } 3260 }
2932 Old_Word_Selection_You_Die:
2933 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));
2934 3261
2935 if (dirn == DN) 3262 if (dirn == DN)
2936 col++; /* put us on one past the end */ 3263 col++; /* put us on one past the end */
2937 3264
2938/* Poke the values back in */ 3265 /* Poke the values back in */
2939 ret->row = row - R->TermWin.saveLines; 3266 ret->row = row;
2940 ret->col = col; 3267 ret->col = col;
2941} 3268}
2942 3269
2943/* ------------------------------------------------------------------------- */ 3270/* ------------------------------------------------------------------------- */
2944/* 3271/*
2945 * Extend the selection to the specified x/y pixel location 3272 * Extend the selection to the specified x/y pixel location
… …
2947 * flag == 0 ==> button 1 3274 * flag == 0 ==> button 1
2948 * flag == 1 ==> button 3 press 3275 * flag == 1 ==> button 3 press
2949 * flag == 2 ==> button 3 motion 3276 * flag == 2 ==> button 3 motion
2950 */ 3277 */
2951void 3278void
2952rxvt_term::selection_extend (int x, int y, int flag) 3279rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2953{ 3280{
2954 int col, row; 3281 int col = clamp (Pixel2Col (x), 0, ncol);
3282 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2955 3283
2956 col = Pixel2Col(x);
2957 row = Pixel2Row(y);
2958 MAX_IT(row, 0);
2959 MIN_IT(row, (int)TermWin.nrow - 1);
2960 MAX_IT(col, 0);
2961 MIN_IT(col, (int)TermWin.ncol);
2962
2963#ifndef NO_NEW_SELECTION
2964 /* 3284 /*
2965 * If we're selecting characters (single click) then we must check first 3285 * If we're selecting characters (single click) then we must check first
2966 * if we are at the same place as the original mark. If we are then 3286 * if we are at the same place as the original mark. If we are then
2967 * select nothing. Otherwise, if we're to the right of the mark, you have to 3287 * select nothing. Otherwise, if we're to the right of the mark, you have to
2968 * be _past_ a character for it to be selected. 3288 * be _past_ a character for it to be selected.
2969 */ 3289 */
2970 if (selection_style != OLD_SELECT)
2971 {
2972 if (((selection.clicks % 3) == 1) && !flag 3290 if (((selection.clicks % 3) == 1) && !flag
2973 && (col == selection.mark.col 3291 && (col == selection.mark.col
2974 && (row == selection.mark.row + TermWin.view_start))) 3292 && (row == selection.mark.row - view_start)))
2975 { 3293 {
2976 /* select nothing */ 3294 /* select nothing */
2977 selection.beg.row = selection.end.row = 0; 3295 selection.beg.row = selection.end.row = 0;
2978 selection.beg.col = selection.end.col = 0; 3296 selection.beg.col = selection.end.col = 0;
2979 selection.clicks = 4; 3297 selection.clicks = 4;
2980 want_refresh = 1; 3298 want_refresh = 1;
2981 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2982 return; 3299 return;
2983 }
2984 } 3300 }
2985#endif 3301
2986 if (selection.clicks == 4) 3302 if (selection.clicks == 4)
2987 selection.clicks = 1; 3303 selection.clicks = 1;
2988 3304
2989 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3305 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2990 flag == 1 ? 1 : 0, /* ? button press */ 3306 flag == 1 ? 1 : 0, /* ? button press */
2991 0); /* no click change */ 3307 0); /* no click change */
2992} 3308}
2993 3309
2994/* ------------------------------------------------------------------------- */ 3310/* ------------------------------------------------------------------------- */
2995/* 3311/*
2996 * Extend the selection to the specified col/row 3312 * Extend the selection to the specified col/row
2997 */ 3313 */
2998/* INTPROTO */
2999void 3314void
3000rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3315rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3001{ 3316{
3002 int16_t ncol = R->TermWin.ncol;
3003 int end_col;
3004 row_col_t pos; 3317 row_col_t pos;
3005 enum { 3318 enum {
3006 LEFT, RIGHT 3319 LEFT, RIGHT
3007 } closeto = RIGHT; 3320 } closeto = RIGHT;
3008 3321
3009 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));
3010 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));
3011
3012 R->want_refresh = 1; 3322 want_refresh = 1;
3323
3013 switch (R->selection.op) { 3324 switch (selection.op)
3325 {
3014 case SELECTION_INIT: 3326 case SELECTION_INIT:
3015 CLEAR_SELECTION(R); 3327 CLEAR_SELECTION ();
3016 R->selection.op = SELECTION_BEGIN; 3328 selection.op = SELECTION_BEGIN;
3017 /* FALLTHROUGH */ 3329 /* FALLTHROUGH */
3018 case SELECTION_BEGIN: 3330 case SELECTION_BEGIN:
3019 if (row != R->selection.mark.row || col != R->selection.mark.col 3331 if (row != selection.mark.row || col != selection.mark.col
3020 || (!button3 && buttonpress)) 3332 || (!button3 && buttonpress))
3021 R->selection.op = SELECTION_CONT; 3333 selection.op = SELECTION_CONT;
3022 break; 3334 break;
3023 case SELECTION_DONE: 3335 case SELECTION_DONE:
3024 R->selection.op = SELECTION_CONT; 3336 selection.op = SELECTION_CONT;
3025 /* FALLTHROUGH */ 3337 /* FALLTHROUGH */
3026 case SELECTION_CONT: 3338 case SELECTION_CONT:
3027 break; 3339 break;
3028 case SELECTION_CLEAR: 3340 case SELECTION_CLEAR:
3029 rxvt_selection_start_colrow(aR_ col, row); 3341 selection_start_colrow (col, row);
3030 /* FALLTHROUGH */ 3342 /* FALLTHROUGH */
3031 default: 3343 default:
3032 return; 3344 return;
3033 } 3345 }
3346
3034 if (R->selection.beg.col == R->selection.end.col 3347 if (selection.beg.col == selection.end.col
3035 && R->selection.beg.col != R->selection.mark.col 3348 && selection.beg.col != selection.mark.col
3036 && R->selection.beg.row == R->selection.end.row 3349 && selection.beg.row == selection.end.row
3037 && R->selection.beg.row != R->selection.mark.row) { 3350 && selection.beg.row != selection.mark.row)
3351 {
3038 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3352 selection.beg.col = selection.end.col = selection.mark.col;
3039 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3353 selection.beg.row = selection.end.row = selection.mark.row;
3040 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));
3041 } 3354 }
3042 3355
3043 pos.col = col; 3356 pos.col = col;
3044 pos.row = row; 3357 pos.row = view_start + row;
3045 3358
3046 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3359 /*
3047 3360 * This is mainly xterm style selection with a couple of differences, mainly
3048#ifndef NO_OLD_SELECTION 3361 * in the way button3 drag extension works.
3049/* 3362 * We're either doing: button1 drag; button3 press; or button3 drag
3050 * This mimics some of the selection behaviour of version 2.20 and before. 3363 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3051 * There are no ``selection modes'', button3 is always character extension. 3364 * is always at the left/right edge of the selection.
3052 * Note: button3 drag is always available, c.f. v2.20 3365 * b) button3 press: extend/contract character/word/line at whichever edge of
3053 * Selection always terminates (left or right as appropriate) at the mark. 3366 * the selection we are closest to.
3367 * c) button3 drag : extend/contract character/word/line - we select around
3368 * a point/word/line which is either the start or end of the selection
3369 * and it was decided by whichever point/word/line was `fixed' at the
3370 * time of the most recent button3 press
3054 */ 3371 */
3055 if (R->selection_style == OLD_SELECT) { 3372 if (button3 && buttonpress)
3056 if (R->selection.clicks == 1 || button3) { 3373 {
3057 if (R->hate_those_clicks) { 3374 /* button3 press */
3058 R->hate_those_clicks = 0; 3375 /*
3059 if (R->selection.clicks == 1) { 3376 * first determine which edge of the selection we are closest to
3060 R->selection.beg.row = R->selection.mark.row; 3377 */
3061 R->selection.beg.col = R->selection.mark.col; 3378 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3062 } else { 3379 || (!ROWCOL_IS_AFTER (pos, selection.end)
3380 && (((pos.col - selection.beg.col)
3381 + ((pos.row - selection.beg.row) * ncol))
3382 < ((selection.end.col - pos.col)
3383 + ((selection.end.row - pos.row) * ncol)))))
3384 closeto = LEFT;
3385
3386 if (closeto == LEFT)
3387 {
3388 selection.beg.row = pos.row;
3389 selection.beg.col = pos.col;
3390 selection.mark.row = selection.end.row;
3391 selection.mark.col = selection.end.col - (selection.clicks == 2);
3392 }
3393 else
3394 {
3395 selection.end.row = pos.row;
3396 selection.end.col = pos.col;
3063 R->selection.mark.row = R->selection.beg.row; 3397 selection.mark.row = selection.beg.row;
3064 R->selection.mark.col = R->selection.beg.col; 3398 selection.mark.col = selection.beg.col;
3399 }
3400 }
3401 else
3402 {
3403 /* button1 drag or button3 drag */
3404 if (ROWCOL_IS_AFTER (selection.mark, pos))
3405 {
3406 if (selection.mark.row == selection.end.row
3407 && selection.mark.col == selection.end.col
3408 && clickchange
3409 && selection.clicks == 2)
3410 selection.mark.col--;
3411
3412 selection.beg.row = pos.row;
3413 selection.beg.col = pos.col;
3414 selection.end.row = selection.mark.row;
3415 selection.end.col = selection.mark.col + (selection.clicks == 2);
3416 }
3417 else
3418 {
3419 selection.beg.row = selection.mark.row;
3420 selection.beg.col = selection.mark.col;
3421 selection.end.row = pos.row;
3422 selection.end.col = pos.col;
3423 }
3424 }
3425
3426 if (selection.clicks == 1)
3427 {
3428 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3429 && !ROW(selection.beg.row).is_longer ()
3430#if !ENABLE_MINIMAL
3431 && !selection.rect
3432#endif
3433 )
3434 selection.beg.col = ncol;
3435
3436 if (
3437 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3438 && !ROW(selection.end.row).is_longer ()
3439#if !ENABLE_MINIMAL
3440 && !selection.rect
3441#endif
3442 )
3443 selection.end.col = ncol;
3444 }
3445 else if (selection.clicks == 2)
3446 {
3447 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3448 selection.end.col--;
3449
3450 selection_delimit_word (UP, &selection.beg, &selection.beg);
3451 selection_delimit_word (DN, &selection.end, &selection.end);
3452 }
3453 else if (selection.clicks == 3)
3454 {
3455#if ENABLE_FRILLS
3456 if (option (Opt_tripleclickwords))
3457 {
3458 selection_delimit_word (UP, &selection.beg, &selection.beg);
3459
3460 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3461 {
3462 if (!ROW(end_row).is_longer ())
3463 {
3464 selection.end.row = end_row;
3465 selection.end.col = ROW(end_row).l;
3466# if !ENABLE_MINIMAL
3467 selection_remove_trailing_spaces ();
3468# endif
3469 break;
3065 } 3470 }
3066 } 3471 }
3067 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3068 R->selection.end.row = R->selection.mark.row;
3069 R->selection.end.col = R->selection.mark.col + 1;
3070 R->selection.beg.row = pos.row;
3071 R->selection.beg.col = pos.col;
3072 } else {
3073 R->selection.beg.row = R->selection.mark.row;
3074 R->selection.beg.col = R->selection.mark.col;
3075 R->selection.end.row = pos.row;
3076 R->selection.end.col = pos.col + 1;
3077 } 3472 }
3078 } else if (R->selection.clicks == 2) { 3473 else
3079 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3474#endif
3080 &(R->selection.beg)); 3475 {
3081 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3476 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3082 &(R->selection.end)); 3477 selection.mark.col++;
3083 R->hate_those_clicks = 1; 3478
3084 } else if (R->selection.clicks == 3) {
3085 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3086 R->selection.beg.col = 0; 3479 selection.beg.col = 0;
3087 R->selection.end.col = ncol; 3480 selection.end.col = ncol;
3088 R->hate_those_clicks = 1; 3481
3089 } 3482 // select a complete logical line
3090 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)); 3483 while (selection.beg.row > -saveLines
3091 return; 3484 && ROW(selection.beg.row - 1).is_longer ())
3092 } 3485 selection.beg.row--;
3093#endif /* ! NO_OLD_SELECTION */ 3486
3094#ifndef NO_NEW_SELECTION 3487 while (selection.end.row < nrow
3095/* selection_style must not be OLD_SELECT to get here */ 3488 && ROW(selection.end.row).is_longer ())
3096/* 3489 selection.end.row++;
3097 * This is mainly xterm style selection with a couple of differences, mainly
3098 * in the way button3 drag extension works.
3099 * We're either doing: button1 drag; button3 press; or button3 drag
3100 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3101 * is always at the left/right edge of the R->selection.
3102 * b) button3 press: extend/contract character/word/line at whichever edge of
3103 * the selection we are closest to.
3104 * c) button3 drag : extend/contract character/word/line - we select around
3105 * a point/word/line which is either the start or end of the selection
3106 * and it was decided by whichever point/word/line was `fixed' at the
3107 * time of the most recent button3 press
3108 */
3109 if (button3 && buttonpress) { /* button3 press */
3110 /* 3490 }
3111 * first determine which edge of the selection we are closest to 3491 }
3112 */ 3492
3113 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3493 if (button3 && buttonpress)
3114 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3494 {
3115 && (((pos.col - R->selection.beg.col) 3495 /* mark may need to be changed */
3116 + ((pos.row - R->selection.beg.row) * ncol))
3117 < ((R->selection.end.col - pos.col)
3118 + ((R->selection.end.row - pos.row) * ncol)))))
3119 closeto = LEFT;
3120 if (closeto == LEFT) { 3496 if (closeto == LEFT)
3121 R->selection.beg.row = pos.row; 3497 {
3122 R->selection.beg.col = pos.col;
3123 R->selection.mark.row = R->selection.end.row; 3498 selection.mark.row = selection.end.row;
3124 R->selection.mark.col = R->selection.end.col 3499 selection.mark.col = selection.end.col - (selection.clicks == 2);
3125 - (R->selection.clicks == 2); 3500 }
3126 } else { 3501 else
3127 R->selection.end.row = pos.row; 3502 {
3128 R->selection.end.col = pos.col;
3129 R->selection.mark.row = R->selection.beg.row; 3503 selection.mark.row = selection.beg.row;
3130 R->selection.mark.col = R->selection.beg.col; 3504 selection.mark.col = selection.beg.col;
3131 }
3132 } else { /* button1 drag or button3 drag */
3133 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3134 if ((R->selection.mark.row == R->selection.end.row)
3135 && (R->selection.mark.col == R->selection.end.col)
3136 && clickchange && R->selection.clicks == 2)
3137 R->selection.mark.col--;
3138 R->selection.beg.row = pos.row;
3139 R->selection.beg.col = pos.col;
3140 R->selection.end.row = R->selection.mark.row;
3141 R->selection.end.col = R->selection.mark.col
3142 + (R->selection.clicks == 2);
3143 } else {
3144 R->selection.beg.row = R->selection.mark.row;
3145 R->selection.beg.col = R->selection.mark.col;
3146 R->selection.end.row = pos.row;
3147 R->selection.end.col = pos.col;
3148 }
3149 }
3150
3151 if (R->selection.clicks == 1) {
3152 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3153 if (end_col != -1 && R->selection.beg.col > end_col) {
3154#if 1
3155 R->selection.beg.col = ncol;
3156#else
3157 if (R->selection.beg.row != R->selection.end.row)
3158 R->selection.beg.col = ncol;
3159 else
3160 R->selection.beg.col = R->selection.mark.col;
3161#endif
3162 }
3163 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3164 if (end_col != -1 && R->selection.end.col > end_col)
3165 R->selection.end.col = ncol;
3166
3167 } else if (R->selection.clicks == 2) {
3168 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3169 R->selection.end.col--;
3170 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3171 &(R->selection.beg));
3172 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3173 &(R->selection.end));
3174 } else if (R->selection.clicks == 3) {
3175#ifndef NO_FRILLS
3176 if ((R->Options & Opt_tripleclickwords)) {
3177 int end_row;
3178
3179 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3180 &(R->selection.beg));
3181 end_row = R->screen.tlen[R->selection.mark.row
3182 + R->TermWin.saveLines];
3183 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3184 end_row++) {
3185 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3186 if (end_col != -1) {
3187 R->selection.end.row = end_row;
3188 R->selection.end.col = end_col;
3189 rxvt_selection_remove_trailing_spaces(aR);
3190 break;
3191 }
3192 }
3193 } else
3194#endif
3195 { 3505 }
3196 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3197 R->selection.mark.col++;
3198 R->selection.beg.col = 0;
3199 R->selection.end.col = ncol;
3200 }
3201 } 3506 }
3202 if (button3 && buttonpress) { /* mark may need to be changed */
3203 if (closeto == LEFT) {
3204 R->selection.mark.row = R->selection.end.row;
3205 R->selection.mark.col = R->selection.end.col
3206 - (R->selection.clicks == 2);
3207 } else {
3208 R->selection.mark.row = R->selection.beg.row;
3209 R->selection.mark.col = R->selection.beg.col;
3210 }
3211 }
3212 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));
3213#endif /* ! NO_NEW_SELECTION */
3214}
3215 3507
3216#ifndef NO_FRILLS 3508#if !ENABLE_MINIMAL
3217/* INTPROTO */ 3509 if (selection.rect && selection.beg.col > selection.end.col)
3510 ::swap (selection.beg.col, selection.end.col);
3511#endif
3512}
3513
3514#if !ENABLE_MINIMAL
3218void 3515void
3219rxvt_selection_remove_trailing_spaces(pR) 3516rxvt_term::selection_remove_trailing_spaces () NOTHROW
3220{ 3517{
3221 int32_t end_col, end_row; 3518 int32_t end_col, end_row;
3222 text_t *stp; 3519 text_t *stp;
3223 3520
3224 end_col = R->selection.end.col; 3521 end_col = selection.end.col;
3225 end_row = R->selection.end.row; 3522 end_row = selection.end.row;
3523
3226 for ( ; end_row >= R->selection.beg.row; ) { 3524 for (; end_row >= selection.beg.row; )
3227 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3525 {
3526 stp = ROW(end_row).t;
3527
3228 while (--end_col >= 0) { 3528 while (--end_col >= 0)
3229 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3230 break;
3231 } 3529 {
3232 if (end_col >= 0 3530 if (stp[end_col] != NOCHAR
3233 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3531 && !unicode::is_space (stp[end_col]))
3234 R->selection.end.col = end_col + 1;
3235 R->selection.end.row = end_row;
3236 break; 3532 break;
3237 } 3533 }
3534
3535 if (end_col >= 0
3536 || !ROW(end_row - 1).is_longer ())
3537 {
3538 selection.end.col = end_col + 1;
3539 selection.end.row = end_row;
3540 break;
3541 }
3542
3238 end_row--; 3543 end_row--;
3239 end_col = R->TermWin.ncol; 3544 end_col = ncol;
3240 } 3545 }
3546
3241 if (R->selection.mark.row > R->selection.end.row) { 3547 if (selection.mark.row > selection.end.row)
3548 {
3242 R->selection.mark.row = R->selection.end.row; 3549 selection.mark.row = selection.end.row;
3243 R->selection.mark.col = R->selection.end.col; 3550 selection.mark.col = selection.end.col;
3551 }
3244 } else if (R->selection.mark.row == R->selection.end.row 3552 else if (selection.mark.row == selection.end.row
3245 && R->selection.mark.col > R->selection.end.col) 3553 && selection.mark.col > selection.end.col)
3246 R->selection.mark.col = R->selection.end.col; 3554 selection.mark.col = selection.end.col;
3247} 3555}
3248#endif 3556#endif
3249 3557
3250/* ------------------------------------------------------------------------- */ 3558/* ------------------------------------------------------------------------- */
3251/* 3559/*
3252 * Double click on button 3 when already selected 3560 * Double click on button 3 when already selected
3253 * EXT: button 3 double click 3561 * EXT: button 3 double click
3254 */ 3562 */
3255void 3563void
3256rxvt_term::selection_rotate (int x, int y) 3564rxvt_term::selection_rotate (int x, int y) NOTHROW
3257{ 3565{
3258 selection.clicks = selection.clicks % 3 + 1; 3566 selection.clicks = selection.clicks % 3 + 1;
3259 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3567 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3260} 3568}
3261
3262/* ------------------------------------------------------------------------- */
3263/*
3264 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3265 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3266 * the X11 protocol.
3267 */
3268typedef CARD32 Atom32;
3269 3569
3270/* ------------------------------------------------------------------------- */ 3570/* ------------------------------------------------------------------------- */
3271/* 3571/*
3272 * Respond to a request for our current selection 3572 * Respond to a request for our current selection
3273 * EXT: SelectionRequest 3573 * EXT: SelectionRequest
3274 */ 3574 */
3275/* EXTPROTO */
3276void 3575void
3277rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3576rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3278{ 3577{
3279 XSelectionEvent ev; 3578 XSelectionEvent ev;
3579
3580 ev.type = SelectionNotify;
3581 ev.property = None;
3582 ev.display = rq.display;
3583 ev.requestor = rq.requestor;
3584 ev.selection = rq.selection;
3585 ev.target = rq.target;
3586 ev.time = rq.time;
3587
3588 if (rq.target == xa[XA_TARGETS])
3589 {
3590 Atom target_list[6];
3591 Atom *target = target_list;
3592
3593 *target++ = xa[XA_TARGETS];
3594 *target++ = xa[XA_TIMESTAMP];
3595 *target++ = XA_STRING;
3596 *target++ = xa[XA_TEXT];
3597 *target++ = xa[XA_COMPOUND_TEXT];
3598#if X_HAVE_UTF8_STRING
3599 *target++ = xa[XA_UTF8_STRING];
3600#endif
3601
3602 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3603 32, PropModeReplace,
3604 (unsigned char *)target_list, target - target_list);
3605 ev.property = rq.property;
3606 }
3607#if TODO // TODO
3608 else if (rq.target == xa[XA_MULTIPLE])
3609 {
3610 /* TODO: Handle MULTIPLE */
3611 }
3612#endif
3613 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3614 {
3615 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3616 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3617 ev.property = rq.property;
3618 }
3619 else if (rq.target == XA_STRING
3620 || rq.target == xa[XA_TEXT]
3621 || rq.target == xa[XA_COMPOUND_TEXT]
3622 || rq.target == xa[XA_UTF8_STRING]
3623 )
3624 {
3625 XTextProperty ct;
3626 Atom target = rq.target;
3627 short freect = 0;
3628 int selectlen;
3629 wchar_t *cl;
3630 enum {
3631 enc_string = XStringStyle,
3632 enc_text = XStdICCTextStyle,
3633 enc_compound_text = XCompoundTextStyle,
3634#ifdef X_HAVE_UTF8_STRING
3635 enc_utf8 = XUTF8StringStyle,
3636#else
3637 enc_utf8 = -1,
3638#endif
3639 } style;
3640
3641 if (target == XA_STRING)
3642 // we actually don't do XA_STRING, but who cares, as i18n clients
3643 // will ask for another format anyways.
3644 style = enc_string;
3645 else if (target == xa[XA_TEXT])
3646 style = enc_text;
3647 else if (target == xa[XA_COMPOUND_TEXT])
3648 style = enc_compound_text;
3649#if !ENABLE_MINIMAL
3650 else if (target == xa[XA_UTF8_STRING])
3651 style = enc_utf8;
3652#endif
3653 else
3654 {
3655 target = xa[XA_COMPOUND_TEXT];
3656 style = enc_compound_text;
3657 }
3658
3659 if (selection.text)
3660 {
3661 cl = selection.text;
3662 selectlen = selection.len;
3663 }
3664 else
3665 {
3666 cl = L"";
3667 selectlen = 0;
3668 }
3669
3670#if !ENABLE_MINIMAL
3671 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3672 // so recode it manually
3673 if (style == enc_utf8)
3674 {
3675 freect = 1;
3676 ct.encoding = target;
3677 ct.format = 8;
3678 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3679 ct.nitems = strlen ((char *)ct.value);
3680 }
3681 else
3682#endif
3683 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3684 freect = 1;
3685 else
3686 {
3687 /* if we failed to convert then send it raw */
3688 ct.value = (unsigned char *)cl;
3689 ct.nitems = selectlen;
3690 ct.encoding = target;
3691 }
3692
3693 XChangeProperty (dpy, rq.requestor, rq.property,
3694 ct.encoding, 8, PropModeReplace,
3695 ct.value, (int)ct.nitems);
3696 ev.property = rq.property;
3697
3698 if (freect)
3699 XFree (ct.value);
3700 }
3701
3702 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3703}
3704
3705/* ------------------------------------------------------------------------- */
3280#ifdef USE_XIM 3706#ifdef USE_XIM
3281 Atom32 target_list[4];
3282#else
3283 Atom32 target_list[3];
3284#endif
3285 Atom target;
3286 XTextProperty ct;
3287 XICCEncodingStyle style;
3288 char *cl[2], dummy[1];
3289
3290 ev.type = SelectionNotify;
3291 ev.property = None;
3292 ev.display = rq->display;
3293 ev.requestor = rq->requestor;
3294 ev.selection = rq->selection;
3295 ev.target = rq->target;
3296 ev.time = rq->time;
3297
3298 if (rq->target == R->xa[XA_TARGETS]) {
3299 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3300 target_list[1] = (Atom32) XA_STRING;
3301 target_list[2] = (Atom32) R->xa[XA_TEXT];
3302#ifdef USE_XIM
3303 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3304#endif
3305 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3306 (8 * sizeof(target_list[0])), PropModeReplace,
3307 (unsigned char *)target_list,
3308 (sizeof(target_list) / sizeof(target_list[0])));
3309 ev.property = rq->property;
3310 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3311 /* TODO: Handle MULTIPLE */
3312 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3313 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3314 (8 * sizeof(Time)), PropModeReplace,
3315 (unsigned char *)&R->selection_time, 1);
3316 ev.property = rq->property;
3317 } else if (rq->target == XA_STRING
3318 || rq->target == R->xa[XA_COMPOUND_TEXT]
3319 || rq->target == R->xa[XA_TEXT]) {
3320#ifdef USE_XIM
3321 short freect = 0;
3322#endif
3323 int selectlen;
3324
3325#ifdef USE_XIM
3326 if (rq->target != XA_STRING) {
3327 target = R->xa[XA_COMPOUND_TEXT];
3328 style = (rq->target == R->xa[XA_COMPOUND_TEXT])
3329 ? XCompoundTextStyle : XStdICCTextStyle;
3330 } else
3331#endif
3332 {
3333 target = XA_STRING;
3334 style = XStringStyle;
3335 }
3336 if (R->selection.text) {
3337 cl[0] = (char *)R->selection.text;
3338 selectlen = R->selection.len;
3339 } else {
3340 cl[0] = dummy;
3341 *dummy = '\0';
3342 selectlen = 0;
3343 }
3344#ifdef USE_XIM
3345 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3346 == Success) /* if we failed to convert then send it raw */
3347 freect = 1;
3348 else
3349#endif
3350 {
3351 ct.value = (unsigned char *)cl[0];
3352 ct.nitems = selectlen;
3353 }
3354 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3355 target, 8, PropModeReplace,
3356 ct.value, (int)ct.nitems);
3357 ev.property = rq->property;
3358#ifdef USE_XIM
3359 if (freect)
3360 XFree(ct.value);
3361#endif
3362 }
3363 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev);
3364}
3365
3366/* ------------------------------------------------------------------------- *
3367 * MOUSE ROUTINES *
3368 * ------------------------------------------------------------------------- */
3369
3370/*
3371 * return col/row values corresponding to x/y pixel values
3372 */
3373void 3707void
3374rxvt_term::pixel_position (int *x, int *y)
3375{
3376 *x = Pixel2Col(*x);
3377 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3378 *y = Pixel2Row(*y);
3379 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3380}
3381
3382/* ------------------------------------------------------------------------- */
3383#ifdef USE_XIM
3384void
3385rxvt_term::set_position (XPoint *pos) 3708rxvt_term::im_set_position (XPoint &pos) NOTHROW
3386{ 3709{
3387 XWindowAttributes xwa; 3710 XWindowAttributes xwa;
3388 3711
3389 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3712 XGetWindowAttributes (dpy, vt, &xwa);
3713
3390 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3714 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3391 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3715 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3392} 3716}
3393
3394#endif 3717#endif
3395/* ------------------------------------------------------------------------- */ 3718
3396 3719#if ENABLE_OVERLAY
3720void
3721rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3722{
3723 if (nrow < 1 || ncol < 1)
3724 return;
3725
3726 want_refresh = 1;
3727
3728 scr_overlay_off ();
3729
3730 if (x < 0) x = ncol - w;
3731 if (y < 0) y = nrow - h;
3732
3733 // make space for border
3734 w += 2; min_it (w, ncol);
3735 h += 2; min_it (h, nrow);
3736
3737 x -= 1; clamp_it (x, 0, ncol - w);
3738 y -= 1; clamp_it (y, 0, nrow - h);
3739
3740 ov_x = x; ov_y = y;
3741 ov_w = w; ov_h = h;
3742
3743 ov_text = new text_t *[h];
3744 ov_rend = new rend_t *[h];
3745
3746 for (y = 0; y < h; y++)
3747 {
3748 text_t *tp = ov_text[y] = new text_t[w];
3749 rend_t *rp = ov_rend[y] = new rend_t[w];
3750
3751 text_t t0, t1, t2;
3752 rend_t r = OVERLAY_RSTYLE;
3753
3754 if (y == 0)
3755 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3756 else if (y < h - 1)
3757 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3758 else
3759 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3760
3761 *tp++ = t0;
3762 *rp++ = r;
3763
3764 for (x = w - 2; x > 0; --x)
3765 {
3766 *tp++ = t1;
3767 *rp++ = r;
3768 }
3769
3770 *tp = t2;
3771 *rp = r;
3772 }
3773}
3774
3775void
3776rxvt_term::scr_overlay_off () NOTHROW
3777{
3778 if (!ov_text)
3779 return;
3780
3781 want_refresh = 1;
3782
3783 for (int y = 0; y < ov_h; y++)
3784 {
3785 delete [] ov_text[y];
3786 delete [] ov_rend[y];
3787 }
3788
3789 delete [] ov_text; ov_text = 0;
3790 delete [] ov_rend; ov_rend = 0;
3791}
3792
3793void
3794rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3795{
3796 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3797 return;
3798
3799 x++, y++;
3800
3801 ov_text[y][x] = text;
3802 ov_rend[y][x] = rend;
3803}
3804
3805void
3806rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3807{
3808 while (*s)
3809 scr_overlay_set (x++, y, *s++);
3810}
3811
3812void
3813rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3814{
3815 while (*s)
3816 {
3817 text_t t = *s++;
3818 int width = WCWIDTH (t);
3819
3820 while (width--)
3821 {
3822 scr_overlay_set (x++, y, t);
3823 t = NOCHAR;
3824 }
3825 }
3826}
3827
3828void
3829rxvt_term::scr_swap_overlay () NOTHROW
3830{
3831 if (!ov_text)
3832 return;
3833
3834 // swap screen mem with overlay
3835 for (int y = ov_h; y--; )
3836 {
3837 text_t *t1 = ov_text[y];
3838 rend_t *r1 = ov_rend[y];
3839
3840 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3841 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3842
3843 for (int x = ov_w; x--; )
3844 {
3845 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3846 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3847 }
3848 }
3849}
3850
3851#endif
3397/* ------------------------------------------------------------------------- * 3852/* ------------------------------------------------------------------------- */
3398 * DEBUG ROUTINES *
3399 * ------------------------------------------------------------------------- */
3400#if 0
3401/* INTPROTO */
3402void
3403rxvt_debug_colors(void)
3404{
3405 int color;
3406 const char *name[] = {
3407 "fg", "bg",
3408 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3409 };
3410 3853
3411 fprintf(stderr, "Color ( ");
3412 if (R->rstyle & RS_RVid)
3413 fprintf(stderr, "rvid ");
3414 if (R->rstyle & RS_Bold)
3415 fprintf(stderr, "bold ");
3416 if (R->rstyle & RS_Blink)
3417 fprintf(stderr, "blink ");
3418 if (R->rstyle & RS_Uline)
3419 fprintf(stderr, "uline ");
3420 fprintf(stderr, "): ");
3421
3422 color = GET_FGCOLOR(R->rstyle);
3423#ifndef NO_BRIGHTCOLOR
3424 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3425 color -= (minBrightCOLOR - minCOLOR);
3426 fprintf(stderr, "bright ");
3427 }
3428#endif
3429 fprintf(stderr, "%s on ", name[color]);
3430
3431 color = GET_BGCOLOR(R->rstyle);
3432#ifndef NO_BRIGHTCOLOR
3433 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3434 color -= (minBrightCOLOR - minCOLOR);
3435 fprintf(stderr, "bright ");
3436 }
3437#endif
3438 fprintf(stderr, "%s\n", name[color]);
3439}
3440#endif

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