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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.15 by pcg, Fri Jan 16 16:34:56 2004 UTC vs.
Revision 1.288 by root, Fri Dec 14 02:22:24 2007 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.15 2004/01/16 16:34:56 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> 88 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 89 * 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 90 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 91 */
94#define drawBuffer TermWin.vt 92#define drawBuffer vt
95 93
96#define CLEAR_ROWS(row, num) \ 94#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \ 95 if (mapped) \
98 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \ 96 XClearArea (dpy, drawBuffer, 0, \
99 Row2Pixel(row), (unsigned int)TermWin.width, \ 97 Row2Pixel (row), (unsigned int)width, \
100 (unsigned int)Height2Pixel(num), False) 98 (unsigned int)Height2Pixel (num), False)
101 99
102#define CLEAR_CHARS(x, y, num) \ 100#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 101 if (mapped) \
104 XClearArea (Xdisplay, drawBuffer, x, y, \ 102 XClearArea (dpy, drawBuffer, x, y, \
105 (unsigned int)Width2Pixel(num), \ 103 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 104 (unsigned int)Height2Pixel (1), False)
107 105
108#define ERASE_ROWS(row, num) \ 106#define ERASE_ROWS(row, num) \
109 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \ 107 XFillRectangle (dpy, drawBuffer, gc, \
110 TermWin.int_bwidth, Row2Pixel(row), \ 108 0, Row2Pixel (row), \
111 (unsigned int)TermWin.width, \ 109 (unsigned int)width, \
112 (unsigned int)Height2Pixel(num)) 110 (unsigned int)Height2Pixel (num))
113 111
114/* ------------------------------------------------------------------------- * 112/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 113 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 114 * ------------------------------------------------------------------------- */
115
117/* Fill part/all of a line with blanks. */ 116/* Fill part/all of a line with blanks. */
118void 117void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 118rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 119{
121 efs &= ~RS_baseattrMask; 120 if (!l.t)
121 {
122 lalloc (l);
123 col = 0;
124 width = ncol;
125 }
126
127 l.touch ();
128
129 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 130 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
131
132 text_t *et = l.t + col;
133 rend_t *er = l.r + col;
123 134
124 while (width--) 135 while (width--)
125 { 136 {
126 *et++ = ' '; 137 *et++ = ' ';
127 *er++ = efs; 138 *er++ = efs;
… …
129} 140}
130 141
131/* ------------------------------------------------------------------------- */ 142/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 143/* Fill a full line with blanks - make sure it is allocated first */
133void 144void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 145rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 146{
136#ifdef DEBUG_STRICT 147 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 }
144 148
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 149 l.l = 0;
150 l.f = 0;
146} 151}
147 152
148/* ------------------------------------------------------------------------- * 153/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 154 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 155 * ------------------------------------------------------------------------- */
156
151void 157void
152rxvt_term::scr_reset () 158rxvt_term::scr_reset ()
153{ 159{
154 unsigned int ncol, nrow, total_rows, prev_total_rows; 160#if ENABLE_OVERLAY
155 unsigned int p, q; 161 scr_overlay_off ();
156 int k; 162#endif
157 rend_t setrstyle;
158 163
159 D_SCREEN((stderr, "rxvt_scr_reset()")); 164 rvideo_mode = false;
160
161 TermWin.view_start = 0; 165 view_start = 0;
162 num_scr = 0; 166 num_scr = 0;
163 167
164 if (TermWin.ncol == 0) 168 if (ncol == 0)
165 TermWin.ncol = 80; 169 ncol = 80;
166 170
167 if (TermWin.nrow == 0) 171 if (nrow == 0)
168 TermWin.nrow = 24; 172 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 173
173 if (ncol == prev_ncol && nrow == prev_nrow) 174 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 175 return;
175 176
177 if (current_screen != PRIMARY)
178 scr_swap_screen ();
179
180 // we need at least two lines for wrapping to work correctly
181 while (nrow + saveLines < 2)
182 {
183 //TODO//FIXME
184 saveLines++;
185 prev_nrow--;
186 top_row--;
187 }
188
176 want_refresh = 1; 189 want_refresh = 1;
177 190
191 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 192 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 193
181 screen.tscroll = 0; 194 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 195 screen.bscroll = nrow - 1;
183 196
184 if (!talloc) 197 if (!row_buf)
185 { 198 {
199 /*
200 * first time called so just malloc everything: don't rely on realloc
201 */
202 top_row = 0;
203 term_start = 0;
204
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 206 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 *));
200 207
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 208 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 211
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 212 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 } 213 {
214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
217 }
217 218
218 MEMSET(charsets, 'B', sizeof(charsets)); 219 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 220 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 221 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 222 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 223 screen.charset = 0;
224 current_screen = PRIMARY; 224 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 225 scr_cursor (SAVE);
226 226
227#if NSCREENS 227#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 228 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 229 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 230 swap.charset = 0;
231 current_screen = SECONDARY; 231 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 232 scr_cursor (SAVE);
233 current_screen = PRIMARY; 233 current_screen = PRIMARY;
234#endif 234#endif
235 235
236 selection.text = NULL; 236 selection.text = NULL;
237 selection.len = 0; 237 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
240 selection.clicks = 0; 240 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this);
242 rvideo = 0;
243 } 241 }
244 else 242 else
245 { 243 {
246 /* 244 /*
247 * add or delete rows as appropriate 245 * add or delete rows as appropriate
248 */ 246 */
249 setrstyle = DEFAULT_RSTYLE;
250 247
248 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
249 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
250
251#if 0
251 if (nrow < prev_nrow) 252 if (nrow < prev_nrow)
252 { 253 {
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++) 254 for (int row = nrow; row < prev_nrow; row++)
258 { 255 {
259 q = p + TermWin.saveLines; 256 lfree (swap_buf [row]);
260 if (screen.text[q]) 257 lfree (drawn_buf[row]);
258 }
259 }
260#endif
261
262 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
263 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
264
265 for (int row = min (nrow, prev_nrow); row--; )
266 {
267 lresize (drawn_buf[row]);
268 lresize (swap_buf [row]);
269 }
270
271 for (int row = prev_nrow; row < nrow; row++)
272 {
273 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
274 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
275 }
276
277 line_t *old_buf = row_buf;
278 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
279
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row
283
284 if (top_row)
285 {
286 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
287 // to come up with a lean and mean algorithm.
288
289 row_col_t ocur = screen.cur;
290 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
291
292 do
293 {
294 p = MOD (p - 1, prev_total_rows);
295#ifdef DEBUG_STRICT
296 assert (old_buf [MOD (p, prev_total_rows)].t);
297#endif
298 int plines = 1;
299 int llen = old_buf [MOD (p, prev_total_rows)].l;
300
301 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 302 {
262#ifdef DEBUG_STRICT 303 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 304
264#endif 305 plines++;
265 talloc->free (screen.text[q]); 306 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 307 }
268 if (swap.text[p]) 308
309 int qlines = max (0, (llen - 1) / ncol) + 1;
310
311 // drop partial lines completely
312 if (q < qlines)
313 break;
314
315 q -= qlines;
316
317 int lofs = 0;
318 line_t *qline;
319
320 // re-assemble the full line by destination lines
321 for (int qrow = q; qlines--; qrow++)
269 { 322 {
270#ifdef DEBUG_STRICT 323 qline = row_buf + qrow;
271 assert (swap.rend[p]); 324 lalloc (*qline);
272#endif 325 qline->l = ncol;
273 talloc->free (swap.text[p]); 326 qline->is_longer (1);
274 ralloc->free (swap.rend[p]); 327
328 int qcol = 0;
329
330 // see below for cursor adjustment rationale
331 if (p == ocur.row)
332 screen.cur.row = q - (total_rows - nrow);
333
334 // fill a single destination line
335 while (lofs < llen && qcol < ncol)
336 {
337 int prow = lofs / prev_ncol;
338 int pcol = lofs % prev_ncol;
339
340 prow = MOD (p + prow, prev_total_rows);
341
342 // we only adjust the cursor _row_ and put it into
343 // the topmost line of "long line" it was in, as
344 // this seems to upset applications/shells/readline
345 // least.
346 if (prow == ocur.row)
347 screen.cur.row = q - (total_rows - nrow);
348
349 line_t &pline = old_buf [prow];
350
351 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
352
353 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
354 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
355
356 lofs += len;
357 qcol += len;
358 }
275 } 359 }
276#ifdef DEBUG_STRICT 360
277 assert (drawn_text[p] && drawn_rend[p]); 361 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
278#endif 362 qline->is_longer (0);
279 talloc->free (drawn_text[p]); 363 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 364 }
365 while (p != pend && q > 0);
282 366
283 /* we have fewer rows so fix up cursor position */ 367 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 368 top_row = q - term_start;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 369
287 scr_reset_realloc (); /* realloc _last_ */ 370 // make sure all terminal lines exist
288 } 371 while (top_row > 0)
289 else if (nrow > prev_nrow) 372 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 { 373 }
291 /* add rows */ 374 else
292 scr_reset_realloc (); /* realloc _first_ */ 375 {
376 // if no scrollback exists (yet), wing, instead of wrap
293 377
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 378 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 { 379 {
300 screen.tlen[p] = 0; 380 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 381 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 382
383 qline = pline;
384 lresize (qline);
303 } 385 }
304 386
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++) 387 for (int row = prev_nrow; row < nrow; row++)
309 { 388 {
310 swap.tlen[p] = 0; 389 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 } 390 }
318 391
319 if (k > 0) 392 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 { 393 }
340 int common = min (prev_ncol, ncol);
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
343
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;
350 394
351 MIN_IT(screen.tlen[p], (int16_t)ncol); 395 free (old_buf);
396 delete old_ta;
397 delete old_ra;
352 398
353 if (ncol > prev_ncol) 399 clamp_it (screen.cur.row, 0, nrow - 1);
354 scr_blank_line (&(screen.text[p][prev_ncol]), 400 clamp_it (screen.cur.col, 0, ncol - 1);
355 &(screen.rend[p][prev_ncol]),
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360 401
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); 402 free (tabs);
395 } 403 }
404
405 CLEAR_ALL_SELECTION ();
396 406
397 prev_nrow = nrow; 407 prev_nrow = nrow;
398 prev_ncol = ncol; 408 prev_ncol = ncol;
399 409
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char)); 410 tabs = (char *)rxvt_malloc (ncol);
401 411
402 for (p = 0; p < ncol; p++) 412 for (int col = ncol; --col; )
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 413 tabs [col] = col % TABSIZE == 0;
414
415 if (current_screen != PRIMARY)
416 scr_swap_screen ();
404 417
405 tt_winch (); 418 tt_winch ();
406}
407 419
408void 420 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} 421}
430 422
431/* ------------------------------------------------------------------------- */ 423/* ------------------------------------------------------------------------- */
432/* 424/*
433 * Free everything. That way malloc debugging can find leakage. 425 * Free everything. That way malloc debugging can find leakage.
434 */ 426 */
435void 427void
436rxvt_term::scr_release() 428rxvt_term::scr_release () NOTHROW
437{ 429{
438 uint16_t total_rows; 430 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 } 431 {
450#endif
451
452 delete talloc; talloc = 0; 432 delete talloc; talloc = 0;
453 delete ralloc; ralloc = 0; 433 delete ralloc; ralloc = 0;
454 434
455 free (screen.text); 435 free (row_buf);
456 free (screen.tlen); 436 free (swap_buf);
457 free (screen.rend); 437 free (drawn_buf);
458 free (drawn_text);
459 free (drawn_rend);
460 free (swap.text);
461 free (swap.tlen);
462 free (swap.rend);
463 free (buf_text);
464 free (buf_rend);
465 free (tabs); 438 free (tabs);
466 439
467 /* NULL these so if anything tries to use them, we'll know about it */ 440 row_buf = 0; // signal that we freed all the arrays
468 screen.text = drawn_text = swap.text = NULL; 441 }
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} 442}
475 443
476/* ------------------------------------------------------------------------- */ 444/* ------------------------------------------------------------------------- */
477/* 445/*
478 * Hard reset 446 * Hard reset
479 */ 447 */
480/* EXTPROTO */
481void 448void
482rxvt_scr_poweron(pR) 449rxvt_term::scr_poweron ()
483{ 450{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 451 scr_release ();
487 R->prev_nrow = R->prev_ncol = 0; 452 prev_nrow = prev_ncol = 0;
488 R->scr_reset (); 453 scr_reset ();
489 454
490 R->scr_clear (); 455 scr_clear (true);
491 R->scr_refresh (SLOW_REFRESH); 456 scr_refresh ();
492#ifdef RXVT_GRAPHICS
493 rxvt_Gr_reset (aR);
494#endif
495} 457}
496 458
497/* ------------------------------------------------------------------------- * 459/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 460 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 461 * ------------------------------------------------------------------------- */
500/* 462/*
501 * Save and Restore cursor 463 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 464 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 465 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 466 */
505/* EXTPROTO */
506void 467void
507rxvt_scr_cursor(pR_ int mode) 468rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
508{ 469{
509 screen_t *s; 470 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 471
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 472#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 473 if (current_screen == SECONDARY)
515 s = &(R->swap); 474 s = &swap;
516 else 475 else
517#endif 476#endif
518 s = &(R->screen); 477 s = &screen;
478
519 switch (mode) { 479 switch (mode)
480 {
520 case SAVE: 481 case SAVE:
521 s->s_cur.row = s->cur.row; 482 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 483 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 484 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 485 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 486 s->s_charset_char = charsets[screen.charset];
526 break; 487 break;
488
527 case RESTORE: 489 case RESTORE:
528 R->want_refresh = 1; 490 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 491 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 492 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 493 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 494 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 495 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 496 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 497 set_font_style ();
536 break; 498 break;
537 } 499 }
500
538/* boundary check in case screen size changed between SAVE and RESTORE */ 501 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 502 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 503 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT 504#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 505 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 506 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 507#endif
508}
509
510void
511rxvt_term::scr_swap_screen ()
512{
513 if (!option (Opt_secondaryScreen))
514 return;
515
516 for (int i = prev_nrow; i--; )
517 ::swap (ROW(i), swap_buf [i]);
518
519 ::swap (screen.cur, swap.cur);
520
521 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
522 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 523}
549 524
550/* ------------------------------------------------------------------------- */ 525/* ------------------------------------------------------------------------- */
551/* 526/*
552 * Swap between primary and secondary screens 527 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 528 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 529 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 530 */
556/* EXTPROTO */ 531void
557int
558rxvt_scr_change_screen(pR_ int scrn) 532rxvt_term::scr_change_screen (int scrn)
559{ 533{
560 int i; 534 if (scrn == current_screen)
535 return;
536
537 want_refresh = 1;
538 view_start = 0;
539
540 selection_check (2); /* check for boundary cross */
541
542 int i = current_screen; current_screen = scrn; scrn = i;
543
561#if NSCREENS 544#if NSCREENS
562 int offset; 545 if (option (Opt_secondaryScreen))
563#endif 546 {
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; 547 num_scr = 0;
579 offset = R->TermWin.saveLines; 548
580 for (i = R->prev_nrow; i--;) { 549 scr_swap_screen ();
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 550
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 551 ::swap (screen.charset, swap.charset);
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 552 ::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; 553 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 554 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 } 555 }
556 else
607# endif 557#endif
608#else 558 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); 559 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 560}
621#endif 561
562// clear WrapNext indicator, solidifying position on next line
563void
564rxvt_term::scr_do_wrap () NOTHROW
565{
566 if (!(screen.flags & Screen_WrapNext))
622 return scrn; 567 return;
568
569 screen.flags &= ~Screen_WrapNext;
570
571 screen.cur.col = 0;
572
573 if (screen.cur.row == screen.bscroll)
574 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
575 else if (screen.cur.row < nrow - 1)
576 screen.cur.row++;
623} 577}
624 578
625/* ------------------------------------------------------------------------- */ 579/* ------------------------------------------------------------------------- */
626/* 580/*
627 * Change the colour for following text 581 * Change the colour for following text
628 */ 582 */
629/* EXTPROTO */
630void 583void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 584rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
632{ 585{
586 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
633 color &= RS_fgMask; 587 color = fgbg;
588
634 if (fgbg == Color_fg) 589 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 590 rstyle = SET_FGCOLOR (rstyle, color);
636 else 591 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 592 rstyle = SET_BGCOLOR (rstyle, color);
638} 593}
639 594
640/* ------------------------------------------------------------------------- */ 595/* ------------------------------------------------------------------------- */
641/* 596/*
642 * Change the rendition style for following text 597 * Change the rendition style for following text
643 */ 598 */
644/* EXTPROTO */
645void 599void
646rxvt_scr_rendition(pR_ int set, int style) 600rxvt_term::scr_rendition (int set, int style) NOTHROW
647{ 601 {
648 if (set) 602 if (set)
649 R->rstyle |= style; 603 rstyle |= style;
650 else if (style == ~RS_None) 604 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 605 rstyle = DEFAULT_RSTYLE;
652 else 606 else
653 R->rstyle &= ~style; 607 rstyle &= ~style;
654} 608 }
655 609
656/* ------------------------------------------------------------------------- */ 610/* ------------------------------------------------------------------------- */
657/* 611/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 612 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 613 * count positive ==> scroll up
660 * count negative ==> scroll down 614 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 615 */
663int 616int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 617rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
665{ 618{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 619 if (count == 0 || (row1 > row2))
670 return 0; 620 return 0;
671 621
672 want_refresh = 1; 622 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 623 num_scr += count;
674 624
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 625 if (count > 0
626 && row1 == 0
627 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
628 {
629 top_row = max (top_row - count, -saveLines);
630
631 // scroll everything up 'count' lines
632 term_start = (term_start + count) % total_rows;
633
634 // sever bottommost line
676 { 635 {
677 nscrolled = (long)TermWin.nscrolled + (long)count; 636 line_t &l = ROW(row2 - count);
678 637 l.is_longer (0);
679 if (nscrolled > (long)TermWin.saveLines) 638 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 } 639 }
689 else if (!spec)
690 row1 += TermWin.saveLines;
691 640
692 row2 += TermWin.saveLines; 641 // erase newly scrolled-in lines
642 for (int i = count; i--; )
643 {
644 line_t &l = ROW(nrow - 1 - i);
693 645
646 // optimize if already cleared, can be significant on slow machines
647 // could be rolled into scr_blank_screen_mem
648 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
649 {
650 scr_blank_line (l, 0, l.l, rstyle);
651 l.l = 0;
652 l.f = 0;
653 }
654 else
655 scr_blank_screen_mem (l, rstyle);
656 }
657
658 // now copy lines below the scroll region bottom to the
659 // bottom of the screen again, so they look as if they
660 // hadn't moved.
661 for (int i = nrow; --i > row2; )
662 {
663 line_t &l1 = ROW(i - count);
664 line_t &l2 = ROW(i);
665
666 ::swap (l1, l2);
667 l2.touch ();
668 }
669
670 // move and/or clear selection, if any
694 if (selection.op && current_screen == selection.screen) 671 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 } 672 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 673 selection.beg.row -= count;
712 selection.end.row -= count; 674 selection.end.row -= count;
713 selection.mark.row -= count; 675 selection.mark.row -= count;
676
677 if (selection.beg.row < top_row
678 || selection.end.row < top_row
679 || selection.mark.row < top_row)
680 {
681 CLEAR_ALL_SELECTION ();
682 selection.op = SELECTION_CLEAR;
714 } 683 }
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 { 684 }
735 buf_text[i] = screen.text[j]; 685
736 buf_rend[i] = screen.rend[j]; 686 // finally move the view window, if desired
687 if (option (Opt_scrollWithBuffer)
688 && view_start != 0
689 && view_start != -saveLines)
690 scr_page (UP, count);
691
692 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
693 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
694 }
695 else
696 {
697 if (selection.op && current_screen == selection.screen)
737 } 698 {
738 /* A2: Rotate lines */ 699 if ((selection.beg.row < row1 && selection.end.row > row1)
739 for (j = row1, i = j + count; i <= row2; i++, j++) 700 || (selection.beg.row < row2 && selection.end.row > row2)
701 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
702 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
703 || (selection.end.row - count < row1 && selection.end.row >= row1)
704 || (selection.end.row - count > row2 && selection.end.row <= row2))
705 {
706 CLEAR_ALL_SELECTION ();
707 selection.op = SELECTION_CLEAR;
708 }
709 else if (selection.end.row >= row1 && selection.end.row <= row2)
710 {
711 /* move selected region too */
712 selection.beg.row -= count;
713 selection.end.row -= count;
714 selection.mark.row -= count;
715
716 selection_check (0);
717 }
740 { 718 }
741 screen.tlen[j] = screen.tlen[i]; 719
742 screen.text[j] = screen.text[i]; 720 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 721 // part of scr_scroll_text is not time-critical.
722
723 int rows = row2 - row1 + 1;
724
725 min_it (count, rows);
726
727 line_t *temp_buf = row_buf + total_rows;
728
729 for (int row = 0; row < rows; row++)
744 } 730 {
745 j = row2 - count + 1, i = count; 731 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750 732
751 /* B1: Copy lines that will get clobbered by the rotation */ 733 if (!IN_RANGE_EXC (row + count, 0, rows))
752 for (i = 0, j = row2; i < count; i++, j--) 734 scr_blank_screen_mem (temp_buf [row], rstyle);
753 { 735 }
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 }
767 736
768 /* C: Resurrect lines */ 737 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 738 ROW(row1 + row) = temp_buf [row];
770 { 739 }
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
784 740
785 return count; 741 return count;
786} 742}
787 743
788/* ------------------------------------------------------------------------- */ 744/* ------------------------------------------------------------------------- */
789/* 745/*
790 * Add text given in <str> of length <len> to screen struct 746 * Add text given in <str> of length <len> to screen struct
791 */ 747 */
792/* EXTPROTO */
793void 748void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 749rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
795{ 750{
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 */ 751 if (len <= 0) /* sanity */
803 return; 752 return;
804 753
754 unsigned char checksel;
755 unicode_t c;
756 int ncol = this->ncol;
757 const wchar_t *strend = str + len;
758
805 R->want_refresh = 1; 759 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); 760 ZERO_SCROLLBACK ();
761
810 if (nlines > 0) { 762 if (minlines > 0)
763 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 764 minlines += screen.cur.row - screen.bscroll;
765 min_it (minlines, screen.cur.row - top_row);
766
812 if ((nlines > 0) 767 if (minlines > 0
813 && (R->screen.tscroll == 0) 768 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 769 && screen.bscroll == nrow - 1)
770 {
815 /* _at least_ this many lines need to be scrolled */ 771 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 772 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
817 R->screen.cur.row -= nlines; 773 screen.cur.row -= minlines;
818 } 774 }
819 } 775 }
776
820#ifdef DEBUG_STRICT 777#ifdef DEBUG_STRICT
821 assert(R->screen.cur.col < last_col); 778 assert (screen.cur.col < ncol);
822 assert((R->screen.cur.row < R->TermWin.nrow) 779 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 780 && 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 781#endif
829 row = R->screen.cur.row + R->TermWin.saveLines; 782 int row = screen.cur.row;
830 783
831 checksel = (R->selection.op 784 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 785
835 stp = R->screen.text[row]; 786 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 787
838 for (i = 0; i < len;) { 788 while (str < strend)
839 c = str[i++]; 789 {
840 switch (c) { 790 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
841 case '\t': 791
842 rxvt_scr_tab (aR_ 1); 792 if (c < 0x20)
793 if (c == C0_LF)
794 {
795 max_it (line->l, screen.cur.col);
796
797 screen.flags &= ~Screen_WrapNext;
798
799 if (screen.cur.row == screen.bscroll)
800 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
801 else if (screen.cur.row < (nrow - 1))
802 row = ++screen.cur.row;
803
804 line = &ROW(row); /* _must_ refresh */
843 continue; 805 continue;
844 case '\n': 806 }
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 807 else if (c == C0_CR)
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 808 {
809 max_it (line->l, screen.cur.col);
810
847 R->screen.flags &= ~Screen_WrapNext; 811 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 812 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; 813 continue;
855 case '\r': 814 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 815 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 816 {
858 R->screen.flags &= ~Screen_WrapNext; 817 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 818 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 819 }
866 820
867 if (checksel /* see if we're writing within selection */ 821 if (checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 822 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 823 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
824 {
870 checksel = 0; 825 checksel = 0;
871 clearsel = 1;
872 } 826 /*
827 * If we wrote anywhere in the selected area, kill the selection
828 * XXX: should we kill the mark too? Possibly, but maybe that
829 * should be a similar check.
830 */
831 CLEAR_SELECTION ();
832 }
833
873 if (R->screen.flags & Screen_WrapNext) { 834 if (screen.flags & Screen_WrapNext)
874 R->screen.tlen[row] = -1;
875 if (R->screen.cur.row == R->screen.bscroll)
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
878 row = (++R->screen.cur.row) + R->TermWin.saveLines;
879 stp = R->screen.text[row]; /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */
881 R->screen.cur.col = 0;
882 R->screen.flags &= ~Screen_WrapNext;
883 } 835 {
884 if (R->screen.flags & Screen_Insert) 836 scr_do_wrap ();
885 rxvt_scr_insdel_chars(aR_ 1, INSERT);
886 837
838 line->l = ncol;
839 line->is_longer (1);
840
841 row = screen.cur.row;
842 line = &ROW(row); /* _must_ refresh */
843 }
844
845 // some utf-8 decoders "decode" surrogate characters: let's fix this.
846 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
847 c = 0xfffd;
848
849 // rely on wcwidth to tell us the character width, do wcwidth before
850 // further replacements, as wcwidth might return -1 for the line
851 // drawing characters below as they might be invalid in the current
852 // locale.
853 int width = WCWIDTH (c);
854
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 855 if (charsets [screen.charset] == '0') // DEC SPECIAL
888 switch (c) 856 {
857 // vt100 special graphics and line drawing
858 // 5f-7e standard vt100
859 // 40-5e rxvt extension for extra curses acs chars
860 static uint16_t vt100_0[62] = { // 41 .. 7e
861 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
862 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
863 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
864 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
865 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
866 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
867 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
868 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
869 };
870
871 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
889 { 872 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 873 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 874 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 } 875 }
876 }
902 877
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 878 if (screen.flags & Screen_Insert)
904 // rely on wcwidth to tell us the character width, at least for non-ascii 879 scr_insdel_chars (width, INSERT);
905 int width = c <= 128 ? 1 : wcwidth (c);
906 880
907 // width 0 characters (e.g. combining chars) are ignored. your problem, really 881 if (width != 0)
908 while (width-- > 0) 882 {
883#if !UNICODE_3
884 // trim characters we can't store directly :(
885 if (c >= 0x10000)
886# if ENABLE_COMBINING
887 c = rxvt_composite.compose (c); // map to lower 16 bits
888# else
889 c = 0xfffd;
890# endif
891#endif
892
893 // nuke the character at this position, if required
894 if (line->t[screen.cur.col] == NOCHAR
895 || (screen.cur.col < ncol - 1
896 && line->t[screen.cur.col + 1] == NOCHAR))
909 { 897 {
898 int col = screen.cur.col;
899
900 // find begin
901 while (col > 0 && line->t[col] == NOCHAR)
902 col--;
903
904 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
905
906 // found begin, nuke
907 do {
908 line->t[col] = ' ';
909 line->r[col] = rend;
910 col++;
911 } while (col < ncol && line->t[col] == NOCHAR);
912 }
913
914 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
915
916 // if the character doesn't fit into the remaining columns...
917 if (screen.cur.col > ncol - width && ncol >= width)
918 {
919 // ...output spaces
920 c = ' ';
921 // and try the same character next loop iteration
922 --str;
923 }
924
925 line->touch ();
926
927 do
928 {
910 stp[R->screen.cur.col] = c; 929 line->t[screen.cur.col] = c;
911 srp[R->screen.cur.col] = rend; 930 line->r[screen.cur.col] = rend;
912 931
913 if (R->screen.cur.col < last_col - 1) 932 if (screen.cur.col < ncol - 1)
914 R->screen.cur.col++; 933 screen.cur.col++;
915 else 934 else
916 { 935 {
917 R->screen.tlen[row] = last_col; 936 line->l = ncol;
918 if (R->screen.flags & Screen_Autowrap) 937 if (screen.flags & Screen_Autowrap)
919 R->screen.flags |= Screen_WrapNext; 938 screen.flags |= Screen_WrapNext;
920 break; 939 break;
921 } 940 }
922 941
923 c = NOCHAR; 942 c = NOCHAR;
924 } 943 }
925 } 944 while (--width > 0);
926 if (R->screen.tlen[row] != -1) /* XXX: think about this */
927 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
928 945
929/* 946 // pad with spaces when overwriting wide character with smaller one
930 * If we wrote anywhere in the selected area, kill the selection 947 if (!width)
931 * XXX: should we kill the mark too? Possibly, but maybe that 948 {
932 * should be a similar check. 949 line->touch ();
933 */ 950
934 if (clearsel) 951 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
935 CLEAR_SELECTION(R); 952 {
953 line->t[c] = ' ';
954 line->r[c] = rend;
955 }
956 }
957 }
958 else // width == 0
959 {
960#if ENABLE_COMBINING
961 // handle combining characters
962 // we just tag the accent on the previous on-screen character.
963 // this is arguably not correct, but also arguably not wrong.
964 // we don't handle double-width characters nicely yet.
965 line_t *linep;
966 text_t *tp;
967 rend_t *rp;
968
969 if (screen.cur.col > 0)
970 {
971 linep = line;
972 tp = line->t + screen.cur.col - 1;
973 rp = line->r + screen.cur.col - 1;
974 }
975 else if (screen.cur.row > 0
976 && ROW(screen.cur.row - 1).is_longer ())
977 {
978 linep = &ROW(screen.cur.row - 1);
979 tp = line->t + ncol - 1;
980 rp = line->r + ncol - 1;
981 }
982 else
983 continue;
984
985 linep->touch ();
986
987 while (*tp == NOCHAR && tp > linep->t)
988 tp--, rp--;
989
990 // first try to find a precomposed character
991 unicode_t n = rxvt_compose (*tp, c);
992 if (n == NOCHAR)
993 n = rxvt_composite.compose (*tp, c);
994
995 *tp = n;
996 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
997#endif
998 }
999 }
1000
1001 max_it (line->l, screen.cur.col);
936 1002
937#ifdef DEBUG_STRICT 1003#ifdef DEBUG_STRICT
938 assert(R->screen.cur.row >= 0); 1004 assert (screen.cur.row >= 0);
939#else /* drive with your eyes closed */
940 MAX_IT(R->screen.cur.row, 0);
941#endif 1005#endif
942} 1006}
943 1007
944/* ------------------------------------------------------------------------- */ 1008/* ------------------------------------------------------------------------- */
945/* 1009/*
946 * Process Backspace. Move back the cursor back a position, wrap if have to 1010 * Process Backspace. Move back the cursor back a position, wrap if have to
947 * XTERM_SEQ: CTRL-H 1011 * XTERM_SEQ: CTRL-H
948 */ 1012 */
949/* EXTPROTO */
950void 1013void
951rxvt_scr_backspace(pR) 1014rxvt_term::scr_backspace () NOTHROW
952{ 1015{
953 R->want_refresh = 1; 1016 want_refresh = 1;
1017
954 if (R->screen.cur.col == 0) { 1018 if (screen.cur.col == 0)
1019 {
955 if (R->screen.cur.row > 0) { 1020 if (screen.cur.row > 0)
1021 {
956#ifdef TERMCAP_HAS_BW 1022#ifdef TERMCAP_HAS_BW
957 R->screen.cur.col = R->TermWin.ncol - 1; 1023 screen.cur.col = ncol - 1;
958 R->screen.cur.row--; 1024 screen.cur.row--;
959 return; 1025 return;
960#endif 1026#endif
961 } 1027 }
1028 }
962 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1029 else if (!(screen.flags & Screen_WrapNext))
963 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1030 scr_gotorc (0, -1, RELATIVE);
1031
964 R->screen.flags &= ~Screen_WrapNext; 1032 screen.flags &= ~Screen_WrapNext;
965} 1033}
966 1034
967/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
968/* 1036/*
969 * Process Horizontal Tab 1037 * Process Horizontal Tab
970 * count: +ve = forward; -ve = backwards 1038 * count: +ve = forward; -ve = backwards
971 * XTERM_SEQ: CTRL-I 1039 * XTERM_SEQ: CTRL-I
972 */ 1040 */
973/* EXTPROTO */
974void 1041void
975rxvt_scr_tab(pR_ int count) 1042rxvt_term::scr_tab (int count, bool ht) NOTHROW
976{ 1043{
977 int i, x; 1044 int i, x;
978 1045
979 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
980 R->want_refresh = 1; 1046 want_refresh = 1;
981 i = x = R->screen.cur.col; 1047 i = x = screen.cur.col;
1048
982 if (count == 0) 1049 if (count == 0)
983 return; 1050 return;
984 else if (count > 0) { 1051 else if (count > 0)
1052 {
1053 line_t &l = ROW(screen.cur.row);
1054 rend_t base_rend = l.r[i];
1055 ht &= l.t[i] == ' ';
1056
985 for (; ++i < R->TermWin.ncol; ) 1057 for (; ++i < ncol; )
986 if (R->tabs[i]) { 1058 if (tabs[i])
1059 {
987 x = i; 1060 x = i;
1061
988 if (!--count) 1062 if (!--count)
989 break; 1063 break;
1064 }
1065 else
1066 ht &= l.t[i] == ' '
1067 && RS_SAME (l.r[i], base_rend);
1068
1069 if (count)
1070 x = ncol - 1;
1071
1072 // store horizontal tab commands as characters inside the text
1073 // buffer so they can be selected and pasted.
1074 if (ht && option (Opt_pastableTabs))
1075 {
1076 base_rend = SET_FONT (base_rend, 0);
1077
1078 l.touch (x);
1079
1080 i = screen.cur.col;
1081
1082 l.t[i] = '\t';
1083 l.r[i] = base_rend;
1084
1085 while (++i < x)
1086 {
1087 l.t[i] = NOCHAR;
1088 l.r[i] = base_rend;
990 } 1089 }
991 if (count) 1090 }
992 x = R->TermWin.ncol - 1; 1091 }
993 } else /* if (count < 0) */ { 1092 else /* if (count < 0) */
1093 {
994 for (; --i >= 0; ) 1094 for (; --i >= 0; )
995 if (R->tabs[i]) { 1095 if (tabs[i])
996 x = i;
997 if (!++count)
998 break;
999 } 1096 {
1000 if (count)
1001 x = 0; 1097 x = i;
1098 if (!++count)
1099 break;
1100 }
1101
1102 if (count)
1103 x = 0;
1002 } 1104 }
1105
1003 if (x != R->screen.cur.col) 1106 if (x != screen.cur.col)
1004 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1107 scr_gotorc (0, x, R_RELATIVE);
1005} 1108}
1006 1109
1007/* ------------------------------------------------------------------------- */ 1110/* ------------------------------------------------------------------------- */
1008/* 1111/*
1009 * Process DEC Back Index 1112 * Process DEC Back Index
1010 * XTERM_SEQ: ESC 6 1113 * XTERM_SEQ: ESC 6
1011 * Move cursor left in row. If we're at the left boundary, shift everything 1114 * Move cursor left in row. If we're at the left boundary, shift everything
1012 * in that row right. Clear left column. 1115 * in that row right. Clear left column.
1013 */ 1116 */
1014#ifndef NO_FRILLS 1117#if !ENABLE_MINIMAL
1015/* EXTPROTO */
1016void 1118void
1017rxvt_scr_backindex(pR) 1119rxvt_term::scr_backindex () NOTHROW
1018{ 1120{
1019 if (R->screen.cur.col > 0) 1121 if (screen.cur.col > 0)
1020 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1122 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1021 else { 1123 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); 1124 scr_insdel_chars (1, INSERT);
1025 }
1026} 1125}
1027#endif 1126#endif
1028/* ------------------------------------------------------------------------- */ 1127/* ------------------------------------------------------------------------- */
1029/* 1128/*
1030 * Process DEC Forward Index 1129 * Process DEC Forward Index
1031 * XTERM_SEQ: ESC 9 1130 * XTERM_SEQ: ESC 9
1032 * Move cursor right in row. If we're at the right boundary, shift everything 1131 * Move cursor right in row. If we're at the right boundary, shift everything
1033 * in that row left. Clear right column. 1132 * in that row left. Clear right column.
1034 */ 1133 */
1035#ifndef NO_FRILLS 1134#if !ENABLE_MINIMAL
1036/* EXTPROTO */
1037void 1135void
1038rxvt_scr_forwardindex(pR) 1136rxvt_term::scr_forwardindex () NOTHROW
1039{ 1137{
1040 int row;
1041
1042 if (R->screen.cur.col < R->TermWin.ncol - 1) 1138 if (screen.cur.col < ncol - 1)
1043 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1139 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1044 else { 1140 else
1045 row = R->screen.cur.row + R->TermWin.saveLines; 1141 {
1046 if (R->screen.tlen[row] == 0) 1142 line_t &l = ROW(screen.cur.row);
1047 return; /* um, yeah? */ 1143
1048 else if (R->screen.tlen[row] == -1) 1144 l.touch ();
1049 R->screen.tlen[row] = R->TermWin.ncol; 1145 l.is_longer (0);
1146
1050 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1147 scr_gotorc (0, 0, R_RELATIVE);
1051 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1148 scr_insdel_chars (1, DELETE);
1052 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1149 scr_gotorc (0, ncol - 1, R_RELATIVE);
1053 } 1150 }
1054} 1151}
1055#endif 1152#endif
1056 1153
1057/* ------------------------------------------------------------------------- */ 1154/* ------------------------------------------------------------------------- */
1058/* 1155/*
1059 * Goto Row/Column 1156 * Goto Row/Column
1060 */ 1157 */
1061/* EXTPROTO */
1062void 1158void
1063rxvt_scr_gotorc(pR_ int row, int col, int relative) 1159rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1064{ 1160{
1065 R->want_refresh = 1; 1161 want_refresh = 1;
1066 ZERO_SCROLLBACK(R); 1162 ZERO_SCROLLBACK ();
1067#ifdef RXVT_GRAPHICS
1068 if (rxvt_Gr_Displayed(aR))
1069 rxvt_Gr_scroll(aR_ 0);
1070#endif
1071 1163
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) 1164 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1075 : col); 1165 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 1166
1079 R->screen.flags &= ~Screen_WrapNext; 1167 screen.flags &= ~Screen_WrapNext;
1168
1080 if (relative & R_RELATIVE) { 1169 if (relative & R_RELATIVE)
1170 {
1081 if (row > 0) { 1171 if (row > 0)
1172 {
1082 if (R->screen.cur.row <= R->screen.bscroll 1173 if (screen.cur.row <= screen.bscroll
1083 && (R->screen.cur.row + row) > R->screen.bscroll) 1174 && (screen.cur.row + row) > screen.bscroll)
1084 R->screen.cur.row = R->screen.bscroll; 1175 screen.cur.row = screen.bscroll;
1085 else 1176 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; 1177 screen.cur.row += row;
1178 }
1179 else if (row < 0)
1180 {
1181 if (screen.cur.row >= screen.tscroll
1182 && (screen.cur.row + row) < screen.tscroll)
1183 screen.cur.row = screen.tscroll;
1184 else
1185 screen.cur.row += row;
1186 }
1187 }
1188 else
1100 } 1189 {
1101 MAX_IT(R->screen.cur.row, 0); 1190 if (screen.flags & Screen_Relative)
1102 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1191 {
1103} 1192 /* relative origin mode */
1193 screen.cur.row = row + screen.tscroll;
1194 min_it (screen.cur.row, screen.bscroll);
1195 }
1196 else
1197 screen.cur.row = row;
1198 }
1104 1199
1200 clamp_it (screen.cur.row, 0, nrow - 1);
1201}
1202
1105/* ------------------------------------------------------------------------- */ 1203/* ------------------------------------------------------------------------- */
1106/* 1204/*
1107 * direction should be UP or DN 1205 * direction should be UP or DN
1108 */ 1206 */
1109/* EXTPROTO */
1110void 1207void
1111rxvt_scr_index(pR_ enum page_dirn direction) 1208rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1112{ 1209{
1113 int dirn; 1210 int dirn;
1114 1211
1115 R->want_refresh = 1; 1212 want_refresh = 1;
1213 ZERO_SCROLLBACK ();
1214
1116 dirn = ((direction == UP) ? 1 : -1); 1215 dirn = ((direction == UP) ? 1 : -1);
1117 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1118 1216
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; 1217 screen.flags &= ~Screen_WrapNext;
1218
1127 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1219 if ((screen.cur.row == screen.bscroll && direction == UP)
1128 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1220 || (screen.cur.row == screen.tscroll && direction == DN))
1129 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1221 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1130 else 1222 else
1131 R->screen.cur.row += dirn; 1223 screen.cur.row += dirn;
1132 MAX_IT(R->screen.cur.row, 0); 1224
1133 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1225 clamp_it (screen.cur.row, 0, nrow - 1);
1134 rxvt_selection_check(aR_ 0); 1226 selection_check (0);
1135} 1227}
1136 1228
1137/* ------------------------------------------------------------------------- */ 1229/* ------------------------------------------------------------------------- */
1138/* 1230/*
1139 * Erase part or whole of a line 1231 * Erase part or whole of a line
1140 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1232 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1141 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1233 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1142 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1234 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1143 */ 1235 */
1144/* EXTPROTO */
1145void 1236void
1146rxvt_scr_erase_line(pR_ int mode) 1237rxvt_term::scr_erase_line (int mode) NOTHROW
1147{ 1238{
1148 unsigned int row, col, num; 1239 unsigned int col, num;
1149 1240
1150 R->want_refresh = 1; 1241 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); 1242 ZERO_SCROLLBACK ();
1153 1243
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); 1244 selection_check (1);
1160 1245
1161 R->screen.flags &= ~Screen_WrapNext; 1246 line_t &line = ROW(screen.cur.row);
1162 1247
1163 row = R->TermWin.saveLines + R->screen.cur.row; 1248 line.touch ();
1249 line.is_longer (0);
1250
1164 switch (mode) 1251 switch (mode)
1165 { 1252 {
1166 case 0: /* erase to end of line */ 1253 case 0: /* erase to end of line */
1167 col = R->screen.cur.col; 1254 col = screen.cur.col;
1168 num = R->TermWin.ncol - col; 1255 num = ncol - col;
1169 MIN_IT(R->screen.tlen[row], (int16_t)col); 1256 min_it (line.l, col);
1170 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1257 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1171 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1258 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1172 CLEAR_SELECTION(R); 1259 CLEAR_SELECTION ();
1173 break; 1260 break;
1174 case 1: /* erase to beginning of line */ 1261 case 1: /* erase to beginning of line */
1175 col = 0; 1262 col = 0;
1176 num = R->screen.cur.col + 1; 1263 num = screen.cur.col + 1;
1177 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1264 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1178 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1265 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1179 CLEAR_SELECTION(R); 1266 CLEAR_SELECTION ();
1180 break; 1267 break;
1181 case 2: /* erase whole line */ 1268 case 2: /* erase whole line */
1182 col = 0; 1269 col = 0;
1183 num = R->TermWin.ncol; 1270 num = ncol;
1184 R->screen.tlen[row] = 0; 1271 line.l = 0;
1185 if (R->selection.beg.row <= R->screen.cur.row 1272 if (selection.beg.row <= screen.cur.row
1186 && R->selection.end.row >= R->screen.cur.row) 1273 && selection.end.row >= screen.cur.row)
1187 CLEAR_SELECTION(R); 1274 CLEAR_SELECTION ();
1188 break; 1275 break;
1189 default: 1276 default:
1190 return; 1277 return;
1191 } 1278 }
1192 1279
1193 if (R->screen.text[row]) 1280 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} 1281}
1199 1282
1200/* ------------------------------------------------------------------------- */ 1283/* ------------------------------------------------------------------------- */
1201/* 1284/*
1202 * Erase part of whole of the screen 1285 * Erase part of whole of the screen
1203 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1286 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1204 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1287 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1205 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1288 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1206 */ 1289 */
1207void 1290void
1208rxvt_term::scr_erase_screen (int mode) 1291rxvt_term::scr_erase_screen (int mode) NOTHROW
1209{ 1292{
1210 int num; 1293 int num;
1211 int32_t row, row_offset; 1294 int32_t row;
1212 rend_t ren; 1295 rend_t ren;
1213 XGCValues gcvalue; 1296 XGCValues gcvalue;
1214 1297
1215 want_refresh = 1; 1298 want_refresh = 1;
1216 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1217 ZERO_SCROLLBACK(this); 1299 ZERO_SCROLLBACK ();
1218 row_offset = (int32_t)TermWin.saveLines;
1219 1300
1220 switch (mode) { 1301 switch (mode)
1302 {
1221 case 0: /* erase to end of screen */ 1303 case 0: /* erase to end of screen */
1222 rxvt_selection_check(this,1); 1304 selection_check (1);
1223 rxvt_scr_erase_line(this,0); 1305 scr_erase_line (0);
1224 row = screen.cur.row + 1; /* possible OOB */ 1306 row = screen.cur.row + 1; /* possible OOB */
1225 num = TermWin.nrow - row; 1307 num = nrow - row;
1226 break; 1308 break;
1227 case 1: /* erase to beginning of screen */ 1309 case 1: /* erase to beginning of screen */
1228 rxvt_selection_check(this,3); 1310 selection_check (3);
1229 rxvt_scr_erase_line(this,1); 1311 scr_erase_line (1);
1230 row = 0; 1312 row = 0;
1231 num = screen.cur.row; 1313 num = screen.cur.row;
1232 break; 1314 break;
1233 case 2: /* erase whole screen */ 1315 case 2: /* erase whole screen */
1234 rxvt_selection_check (this, 3); 1316 selection_check (3);
1235#ifdef RXVT_GRAPHICS
1236 rxvt_Gr_ClearScreen (this);
1237#endif
1238 row = 0; 1317 row = 0;
1239 num = TermWin.nrow; 1318 num = nrow;
1240 break; 1319 break;
1241 default: 1320 default:
1242 return; 1321 return;
1243 } 1322 }
1244 refresh_type |= REFRESH_BOUNDS; 1323
1245 if (selection.op && current_screen == selection.screen 1324 if (selection.op && current_screen == selection.screen
1246 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1325 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1247 || (selection.end.row >= row 1326 || (selection.end.row >= row
1248 && selection.end.row <= row + num))) 1327 && selection.end.row <= row + num)))
1249 CLEAR_SELECTION (this); 1328 CLEAR_SELECTION ();
1329
1250 if (row >= TermWin.nrow) /* Out Of Bounds */ 1330 if (row >= nrow) /* Out Of Bounds */
1251 return; 1331 return;
1252 MIN_IT(num, (TermWin.nrow - row)); 1332
1333 min_it (num, nrow - row);
1334
1253 if (rstyle & (RS_RVid | RS_Uline)) 1335 if (rstyle & (RS_RVid | RS_Uline))
1254 ren = (rend_t) ~RS_None; 1336 ren = (rend_t) ~RS_None;
1255 else if (GET_BASEBG(rstyle) == Color_bg) { 1337 else if (GET_BASEBG (rstyle) == Color_bg)
1338 {
1256 ren = DEFAULT_RSTYLE; 1339 ren = DEFAULT_RSTYLE;
1257 CLEAR_ROWS(row, num); 1340 CLEAR_ROWS (row, num);
1258 } else { 1341 }
1342 else
1343 {
1259 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1344 ren = rstyle & (RS_fgMask | RS_bgMask);
1260 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1345 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1261 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1346 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1262 ERASE_ROWS(row, num); 1347 ERASE_ROWS (row, num);
1263 gcvalue.foreground = PixColors[Color_fg]; 1348 gcvalue.foreground = pix_colors[Color_fg];
1264 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1349 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1265 } 1350 }
1351
1266 for (; num--; row++) { 1352 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 } 1353 {
1354 scr_blank_screen_mem (ROW(row), rstyle);
1355 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1356 }
1273} 1357}
1358
1359#if !ENABLE_MINIMAL
1360void
1361rxvt_term::scr_erase_savelines () NOTHROW
1362{
1363 want_refresh = 1;
1364 ZERO_SCROLLBACK ();
1365
1366 top_row = 0;
1367}
1368#endif
1274 1369
1275/* ------------------------------------------------------------------------- */ 1370/* ------------------------------------------------------------------------- */
1276/* 1371/*
1277 * Fill the screen with `E's 1372 * Fill the screen with `E's
1278 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1373 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1279 */ 1374 */
1280/* EXTPROTO */
1281void 1375void
1282rxvt_scr_E(pR) 1376rxvt_term::scr_E () NOTHROW
1283{ 1377{
1284 int i, j, k; 1378 rend_t fs;
1285 rend_t *r1, fs;
1286 1379
1287 R->want_refresh = 1; 1380 want_refresh = 1;
1288 R->num_scr_allow = 0;
1289 ZERO_SCROLLBACK(R); 1381 ZERO_SCROLLBACK ();
1382
1383 num_scr_allow = 0;
1290 rxvt_selection_check(aR_ 3); 1384 selection_check (3);
1291 1385
1292 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1386 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1293 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1387 for (int row = nrow; row--; )
1294 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1388 {
1295 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1389 line_t &line = ROW(row);
1296 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1390
1391 fill_text (line.t, 'E', ncol);
1392 rend_t *r1 = line.r;
1393
1394 for (int j = ncol; j--; )
1297 *r1++ = fs; 1395 *r1++ = fs;
1396
1397 line.is_longer (0);
1398 line.touch (ncol);
1298 } 1399 }
1299} 1400}
1300 1401
1301/* ------------------------------------------------------------------------- */ 1402/* ------------------------------------------------------------------------- */
1302/* 1403/*
1303 * Insert/Delete <count> lines 1404 * Insert/Delete <count> lines
1304 */ 1405 */
1305/* EXTPROTO */
1306void 1406void
1307rxvt_scr_insdel_lines(pR_ int count, int insdel) 1407rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1308{ 1408{
1309 int end; 1409 int end;
1310 1410
1311 ZERO_SCROLLBACK(R); 1411 ZERO_SCROLLBACK ();
1312 1412
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); 1413 selection_check (1);
1319 1414
1320 if (R->screen.cur.row > R->screen.bscroll) 1415 if (screen.cur.row > screen.bscroll)
1416 return;
1417
1418 end = screen.bscroll - screen.cur.row + 1;
1419 if (count > end)
1420 {
1421 if (insdel == DELETE)
1321 return; 1422 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) 1423 else if (insdel == INSERT)
1328 count = end; 1424 count = end;
1329 } 1425 }
1330 R->screen.flags &= ~Screen_WrapNext;
1331 1426
1427 scr_do_wrap ();
1428
1332 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1429 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1333} 1430}
1334 1431
1335/* ------------------------------------------------------------------------- */ 1432/* ------------------------------------------------------------------------- */
1336/* 1433/*
1337 * Insert/Delete <count> characters from the current position 1434 * Insert/Delete <count> characters from the current position
1338 */ 1435 */
1339/* EXTPROTO */
1340void 1436void
1341rxvt_scr_insdel_chars(pR_ int count, int insdel) 1437rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1342{ 1438{
1343 int col, row; 1439 int col, row;
1344 rend_t tr; 1440 rend_t tr;
1345 text_t *stp;
1346 rend_t *srp;
1347 int16_t *slp;
1348 1441
1349 R->want_refresh = 1; 1442 want_refresh = 1;
1350 ZERO_SCROLLBACK(R); 1443 ZERO_SCROLLBACK ();
1351 1444
1352#ifdef RXVT_GRAPHICS
1353 if (rxvt_Gr_Displayed(aR))
1354 rxvt_Gr_scroll(aR_ 0);
1355#endif
1356
1357 if (count <= 0) 1445 if (count <= 0)
1358 return; 1446 return;
1359 1447
1448 scr_do_wrap ();
1449
1360 rxvt_selection_check(aR_ 1); 1450 selection_check (1);
1361 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1451 min_it (count, ncol - screen.cur.col);
1362 1452
1363 row = R->screen.cur.row + R->TermWin.saveLines; 1453 row = screen.cur.row;
1364 R->screen.flags &= ~Screen_WrapNext;
1365 1454
1366 stp = R->screen.text[row]; 1455 line_t *line = &ROW(row);
1367 srp = R->screen.rend[row]; 1456
1368 slp = &(R->screen.tlen[row]); 1457 line->touch ();
1458 line->is_longer (0);
1459
1369 switch (insdel) { 1460 switch (insdel)
1461 {
1370 case INSERT: 1462 case INSERT:
1371 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1463 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1372 col--) { 1464 {
1373 stp[col] = stp[col - count]; 1465 line->t[col] = line->t[col - count];
1374 srp[col] = srp[col - count]; 1466 line->r[col] = line->r[col - count];
1375 } 1467 }
1376 if (*slp != -1) { 1468
1377 *slp += count; 1469 line->l = min (line->l + count, ncol);
1378 MIN_IT(*slp, R->TermWin.ncol); 1470
1379 }
1380 if (R->selection.op && R->current_screen == R->selection.screen 1471 if (selection.op && current_screen == selection.screen
1381 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1472 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1473 {
1382 if (R->selection.end.row != R->screen.cur.row 1474 if (selection.end.row != screen.cur.row
1383 || (R->selection.end.col + count >= R->TermWin.ncol)) 1475 || (selection.end.col + count >= ncol))
1384 CLEAR_SELECTION(R); 1476 CLEAR_SELECTION ();
1477 else
1478 {
1385 else { /* shift selection */ 1479 /* shift selection */
1386 R->selection.beg.col += count; 1480 selection.beg.col += count;
1387 R->selection.mark.col += count; /* XXX: yes? */ 1481 selection.mark.col += count; /* XXX: yes? */
1388 R->selection.end.col += count; 1482 selection.end.col += count;
1389 } 1483 }
1390 } 1484 }
1391 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1485
1392 (unsigned int)count, R->rstyle); 1486 scr_blank_line (*line, screen.cur.col, count, rstyle);
1393 break; 1487 break;
1488
1394 case ERASE: 1489 case ERASE:
1395 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1490 screen.cur.col += count; /* don't worry if > ncol */
1396 rxvt_selection_check(aR_ 1); 1491 selection_check (1);
1397 R->screen.cur.col -= count; 1492 screen.cur.col -= count;
1398 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1493
1399 (unsigned int)count, R->rstyle); 1494 line->l = max (line->l - count, 0);
1495 scr_blank_line (*line, screen.cur.col, count, rstyle);
1400 break; 1496 break;
1497
1401 case DELETE: 1498 case DELETE:
1402 tr = srp[R->TermWin.ncol - 1]
1403 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1499 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1500
1404 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1501 for (col = screen.cur.col; (col + count) < ncol; col++)
1502 {
1405 stp[col] = stp[col + count]; 1503 line->t[col] = line->t[col + count];
1406 srp[col] = srp[col + count]; 1504 line->r[col] = line->r[col + count];
1407 } 1505 }
1408 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1506
1409 &(srp[R->TermWin.ncol - count]), 1507 line->l = max (line->l - count, 0);
1410 (unsigned int)count, tr); 1508 scr_blank_line (*line, ncol - count, count, tr);
1411 if (*slp == -1) /* break line continuation */ 1509
1412 *slp = R->TermWin.ncol;
1413 *slp -= count;
1414 MAX_IT(*slp, 0);
1415 if (R->selection.op && R->current_screen == R->selection.screen 1510 if (selection.op && current_screen == selection.screen
1416 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1511 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1512 {
1417 if (R->selection.end.row != R->screen.cur.row 1513 if (selection.end.row != screen.cur.row
1418 || (R->screen.cur.col >= R->selection.beg.col - count) 1514 || (screen.cur.col >= selection.beg.col - count)
1419 || R->selection.end.col >= R->TermWin.ncol) 1515 || selection.end.col >= ncol)
1420 CLEAR_SELECTION(R); 1516 CLEAR_SELECTION ();
1421 else { 1517 else
1518 {
1422 /* shift selection */ 1519 /* shift selection */
1423 R->selection.beg.col -= count; 1520 selection.beg.col -= count;
1424 R->selection.mark.col -= count; /* XXX: yes? */ 1521 selection.mark.col -= count; /* XXX: yes? */
1425 R->selection.end.col -= count; 1522 selection.end.col -= count;
1426 } 1523 }
1427 } 1524 }
1525
1428 break; 1526 break;
1429 } 1527 }
1430} 1528}
1431 1529
1432/* ------------------------------------------------------------------------- */ 1530/* ------------------------------------------------------------------------- */
1433/* 1531/*
1434 * Set the scrolling region 1532 * Set the scrolling region
1435 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1533 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1436 */ 1534 */
1437/* EXTPROTO */
1438void 1535void
1439rxvt_scr_scroll_region(pR_ int top, int bot) 1536rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1440{ 1537{
1441 MAX_IT(top, 0); 1538 max_it (top, 0);
1442 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1539 min_it (bot, nrow - 1);
1540
1443 if (top > bot) 1541 if (top > bot)
1444 return; 1542 return;
1543
1445 R->screen.tscroll = top; 1544 screen.tscroll = top;
1446 R->screen.bscroll = bot; 1545 screen.bscroll = bot;
1447 rxvt_scr_gotorc(aR_ 0, 0, 0); 1546 scr_gotorc (0, 0, 0);
1448} 1547}
1449 1548
1450/* ------------------------------------------------------------------------- */ 1549/* ------------------------------------------------------------------------- */
1451/* 1550/*
1452 * Make the cursor visible/invisible 1551 * Make the cursor visible/invisible
1453 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1552 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1454 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1553 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1455 */ 1554 */
1456/* EXTPROTO */
1457void 1555void
1458rxvt_scr_cursor_visible(pR_ int mode) 1556rxvt_term::scr_cursor_visible (int mode) NOTHROW
1459{ 1557{
1460 R->want_refresh = 1; 1558 want_refresh = 1;
1559
1461 if (mode) 1560 if (mode)
1462 R->screen.flags |= Screen_VisibleCursor; 1561 screen.flags |= Screen_VisibleCursor;
1463 else 1562 else
1464 R->screen.flags &= ~Screen_VisibleCursor; 1563 screen.flags &= ~Screen_VisibleCursor;
1465} 1564}
1466 1565
1467/* ------------------------------------------------------------------------- */ 1566/* ------------------------------------------------------------------------- */
1468/* 1567/*
1469 * Set/unset automatic wrapping 1568 * Set/unset automatic wrapping
1470 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1569 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1471 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1570 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1472 */ 1571 */
1473/* EXTPROTO */
1474void 1572void
1475rxvt_scr_autowrap(pR_ int mode) 1573rxvt_term::scr_autowrap (int mode) NOTHROW
1476{ 1574{
1477 if (mode) 1575 if (mode)
1478 R->screen.flags |= Screen_Autowrap; 1576 screen.flags |= Screen_Autowrap;
1479 else 1577 else
1480 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1578 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1481} 1579}
1482 1580
1483/* ------------------------------------------------------------------------- */ 1581/* ------------------------------------------------------------------------- */
1484/* 1582/*
1485 * Set/unset margin origin mode 1583 * Set/unset margin origin mode
… …
1488 * Relative mode: line numbers are relative to top margin of scrolling region 1586 * Relative mode: line numbers are relative to top margin of scrolling region
1489 * and the cursor cannot be moved outside. 1587 * and the cursor cannot be moved outside.
1490 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1588 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1491 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1589 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1492 */ 1590 */
1493/* EXTPROTO */
1494void 1591void
1495rxvt_scr_relative_origin(pR_ int mode) 1592rxvt_term::scr_relative_origin (int mode) NOTHROW
1496{ 1593{
1497 if (mode) 1594 if (mode)
1498 R->screen.flags |= Screen_Relative; 1595 screen.flags |= Screen_Relative;
1499 else 1596 else
1500 R->screen.flags &= ~Screen_Relative; 1597 screen.flags &= ~Screen_Relative;
1598
1501 rxvt_scr_gotorc(aR_ 0, 0, 0); 1599 scr_gotorc (0, 0, 0);
1502} 1600}
1503 1601
1504/* ------------------------------------------------------------------------- */ 1602/* ------------------------------------------------------------------------- */
1505/* 1603/*
1506 * Set insert/replace mode 1604 * Set insert/replace mode
1507 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1605 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1508 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1606 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1509 */ 1607 */
1510/* EXTPROTO */
1511void 1608void
1512rxvt_scr_insert_mode(pR_ int mode) 1609rxvt_term::scr_insert_mode (int mode) NOTHROW
1513{ 1610{
1514 if (mode) 1611 if (mode)
1515 R->screen.flags |= Screen_Insert; 1612 screen.flags |= Screen_Insert;
1516 else 1613 else
1517 R->screen.flags &= ~Screen_Insert; 1614 screen.flags &= ~Screen_Insert;
1518} 1615}
1519 1616
1520/* ------------------------------------------------------------------------- */ 1617/* ------------------------------------------------------------------------- */
1521/* 1618/*
1522 * Set/Unset tabs 1619 * Set/Unset tabs
1523 * XTERM_SEQ: Set tab at current column : ESC H 1620 * XTERM_SEQ: Set tab at current column : ESC H
1524 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1621 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1525 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1622 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1526 */ 1623 */
1527/* EXTPROTO */
1528void 1624void
1529rxvt_scr_set_tab(pR_ int mode) 1625rxvt_term::scr_set_tab (int mode) NOTHROW
1530{ 1626{
1531 if (mode < 0) 1627 if (mode < 0)
1532 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1628 memset (tabs, 0, ncol);
1533 else if (R->screen.cur.col < R->TermWin.ncol) 1629 else if (screen.cur.col < ncol)
1534 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1630 tabs [screen.cur.col] = !!mode;
1535} 1631}
1536 1632
1537/* ------------------------------------------------------------------------- */ 1633/* ------------------------------------------------------------------------- */
1538/* 1634/*
1539 * Set reverse/normal video 1635 * Set reverse/normal video
1540 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1636 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1541 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1637 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1542 */ 1638 */
1543/* EXTPROTO */
1544void 1639void
1545rxvt_scr_rvideo_mode(pR_ int mode) 1640rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1546{ 1641{
1547 XGCValues gcvalue; 1642 rvideo_mode = on;
1548 1643
1549 if (R->rvideo != mode) { 1644#ifndef NO_BELL
1550 R->rvideo = mode; 1645 on ^= rvideo_bell;
1551 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1646#endif
1552#if defined(XPM_BACKGROUND) 1647
1648 if (rvideo_state != on)
1649 {
1650 rvideo_state = on;
1651
1652 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1653#ifdef HAVE_BG_PIXMAP
1553 if (R->bgPixmap.pixmap == None) 1654 if (bgPixmap.pixmap == None)
1554#endif 1655#endif
1555#if defined(TRANSPARENT) 1656 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 1657
1658 XGCValues gcvalue;
1561 gcvalue.foreground = R->PixColors[Color_fg]; 1659 gcvalue.foreground = pix_colors[Color_fg];
1562 gcvalue.background = R->PixColors[Color_bg]; 1660 gcvalue.background = pix_colors[Color_bg];
1563 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1661 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1564 &gcvalue); 1662
1565 R->scr_clear (); 1663 scr_clear ();
1566 R->scr_touch (true); 1664 scr_touch (true);
1567 } 1665 }
1568} 1666}
1569 1667
1570/* ------------------------------------------------------------------------- */ 1668/* ------------------------------------------------------------------------- */
1571/* 1669/*
1572 * Report current cursor position 1670 * Report current cursor position
1573 * XTERM_SEQ: Report position: ESC [ 6 n 1671 * XTERM_SEQ: Report position: ESC [ 6 n
1574 */ 1672 */
1575/* EXTPROTO */
1576void 1673void
1577rxvt_scr_report_position(pR) 1674rxvt_term::scr_report_position () NOTHROW
1578{ 1675{
1579 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1676 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1580} 1677}
1581 1678
1582/* ------------------------------------------------------------------------- * 1679/* ------------------------------------------------------------------------- *
1583 * FONTS * 1680 * FONTS *
1584 * ------------------------------------------------------------------------- */ 1681 * ------------------------------------------------------------------------- */
1585 1682
1586/* 1683/*
1587 * Set font style 1684 * Set font style
1588 */ 1685 */
1589/* INTPROTO */
1590void 1686void
1591rxvt_set_font_style(pR) 1687rxvt_term::set_font_style () NOTHROW
1592{ 1688{
1689#if 0
1593 switch (R->charsets[R->screen.charset]) { 1690 switch (charsets [screen.charset])
1691 {
1594 case '0': /* DEC Special Character & Line Drawing Set */ 1692 case '0': /* DEC Special Character & Line Drawing Set */
1595 break; 1693 break;
1596 case 'A': /* United Kingdom (UK) */ 1694 case 'A': /* United Kingdom (UK) */
1597 break; 1695 break;
1598 case 'B': /* United States (USASCII) */ 1696 case 'B': /* United States (USASCII) */
1599 break; 1697 break;
1600 case '<': /* Multinational character set */ 1698 case '<': /* Multinational character set */
1601 break; 1699 break;
1602 case '5': /* Finnish character set */ 1700 case '5': /* Finnish character set */
1603 break; 1701 break;
1604 case 'C': /* Finnish character set */ 1702 case 'C': /* Finnish character set */
1605 break; 1703 break;
1606 case 'K': /* German character set */ 1704 case 'K': /* German character set */
1607 break; 1705 break;
1608 } 1706 }
1707#endif
1609} 1708}
1610 1709
1611/* ------------------------------------------------------------------------- */ 1710/* ------------------------------------------------------------------------- */
1612/* 1711/*
1613 * Choose a font 1712 * Choose a font
1614 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1713 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1615 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1714 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1616 * XTERM_SEQ: Invoke G2 character set: ESC N 1715 * XTERM_SEQ: Invoke G2 character set: ESC N
1617 * XTERM_SEQ: Invoke G3 character set: ESC O 1716 * XTERM_SEQ: Invoke G3 character set: ESC O
1618 */ 1717 */
1619/* EXTPROTO */
1620void 1718void
1621rxvt_scr_charset_choose(pR_ int set) 1719rxvt_term::scr_charset_choose (int set) NOTHROW
1622{ 1720{
1623 R->screen.charset = set; 1721 screen.charset = set;
1624 rxvt_set_font_style(aR); 1722 set_font_style ();
1625} 1723}
1626 1724
1627/* ------------------------------------------------------------------------- */ 1725/* ------------------------------------------------------------------------- */
1628/* 1726/*
1629 * Set a font 1727 * Set a font
… …
1631 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1729 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1632 * XTERM_SEQ: Set G2 character set: ESC * <C> 1730 * XTERM_SEQ: Set G2 character set: ESC * <C>
1633 * XTERM_SEQ: Set G3 character set: ESC + <C> 1731 * XTERM_SEQ: Set G3 character set: ESC + <C>
1634 * See set_font_style for possible values for <C> 1732 * See set_font_style for possible values for <C>
1635 */ 1733 */
1636/* EXTPROTO */
1637void 1734void
1638rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1735rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1639{ 1736{
1640 R->charsets[set] = (unsigned char)ch; 1737 charsets[set] = (unsigned char)ch;
1641 rxvt_set_font_style(aR); 1738 set_font_style ();
1642} 1739}
1643 1740
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 1741
1666/* ------------------------------------------------------------------------- * 1742/* ------------------------------------------------------------------------- *
1667 * MAJOR SCREEN MANIPULATION * 1743 * MAJOR SCREEN MANIPULATION *
1668 * ------------------------------------------------------------------------- */ 1744 * ------------------------------------------------------------------------- */
1669 1745
1670/* 1746/*
1747 * refresh matching text.
1748 */
1749bool
1750rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1751{
1752 bool found = false;
1753
1754 for (int i = 0; i < nrow; i++)
1755 {
1756 rend_t *drp = drawn_buf[i].r;
1757
1758 for (int col = 0; col < ncol; col++, drp++)
1759 if ((*drp & mask) == value)
1760 {
1761 found = true;
1762 *drp = ~value;
1763 }
1764 }
1765
1766 return found;
1767}
1768
1769/*
1671 * Refresh an area 1770 * Refresh an area
1672 */ 1771 */
1673enum { 1772enum {
1674 PART_BEG = 0, 1773 PART_BEG = 0,
1675 PART_END, 1774 PART_END,
1676 RC_COUNT 1775 RC_COUNT
1677}; 1776};
1678 1777
1679void 1778void
1680rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1779rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1681{ 1780{
1682 int i; 1781 int i;
1683 row_col_t rc[RC_COUNT]; 1782 row_col_t rc[RC_COUNT];
1684 1783
1685 if (drawn_text == NULL) /* sanity check */ 1784 if (!drawn_buf) /* sanity check */
1686 return; 1785 return;
1687 1786
1688#ifdef DEBUG_STRICT 1787#ifndef NO_SLOW_LINK_SUPPORT
1689 x = max(x, (int)TermWin.int_bwidth); 1788 if (refresh_type == FAST_REFRESH && !display->is_local)
1690 x = min(x, (int)TermWin.width); 1789 {
1691 y = max(y, (int)TermWin.int_bwidth); 1790 y = 0;
1692 y = min(y, (int)TermWin.height); 1791 eheight = height;
1792 }
1693#endif 1793#endif
1694 1794
1695/* round down */ 1795 /* round down */
1696 rc[PART_BEG].col = Pixel2Col(x); 1796 rc[PART_BEG].col = Pixel2Col (x);
1697 rc[PART_BEG].row = Pixel2Row(y); 1797 rc[PART_BEG].row = Pixel2Row (y);
1698/* round up */ 1798 /* round up */
1699 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1799 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1700 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1800 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1701 1801
1702/* sanity checks */ 1802 /* sanity checks */
1703 for (i = PART_BEG; i < RC_COUNT; i++) 1803 for (i = PART_BEG; i < RC_COUNT; i++)
1704 { 1804 {
1705 MIN_IT(rc[i].col, TermWin.ncol - 1); 1805 min_it (rc[i].col, ncol - 1);
1706 MIN_IT(rc[i].row, TermWin.nrow - 1); 1806 min_it (rc[i].row, nrow - 1);
1707 } 1807 }
1708 1808// 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++) 1809 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1712 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1810 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1713 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1811
1812 num_scr_allow = 0;
1714 1813
1715 if (refresh) 1814 if (refresh)
1716 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1815 scr_refresh ();
1717} 1816}
1718 1817
1719/* ------------------------------------------------------------------------- */ 1818/* ------------------------------------------------------------------------- */
1720/* 1819/*
1721 * Refresh the entire screen 1820 * Refresh the entire screen
1722 */ 1821 */
1723void 1822void
1724rxvt_term::scr_touch (bool refresh) 1823rxvt_term::scr_touch (bool refresh) NOTHROW
1725{ 1824{
1726 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1825 scr_expose (0, 0, width, height, refresh);
1727} 1826}
1728 1827
1729/* ------------------------------------------------------------------------- */ 1828/* ------------------------------------------------------------------------- */
1730/* 1829/*
1731 * Move the display so that the line represented by scrollbar value Y is at 1830 * Move the display so that the line represented by scrollbar value Y is at
1732 * the top of the screen 1831 * the top of the screen
1733 */ 1832 */
1734/* EXTPROTO */ 1833void
1735int
1736rxvt_scr_move_to(pR_ int y, int len) 1834rxvt_term::scr_move_to (int y, int len) NOTHROW
1737{ 1835{
1738 long p = 0; 1836 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} 1837}
1752 1838
1753/* ------------------------------------------------------------------------- */ 1839/* ------------------------------------------------------------------------- */
1754/* 1840/*
1755 * Page the screen up/down nlines 1841 * Page the screen up/down nlines
1756 * direction should be UP or DN 1842 * direction should be UP or DN
1757 */ 1843 */
1758/* EXTPROTO */ 1844bool
1759int
1760rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1845rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1761{ 1846{
1762 int n; 1847 int new_view_start =
1763 uint16_t oldviewstart; 1848 direction == UP ? view_start - nlines
1849 : view_start + nlines;
1764 1850
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); 1851 return scr_changeview (new_view_start);
1778} 1852}
1779 1853
1780/* INTPROTO */ 1854bool
1781int 1855rxvt_term::scr_changeview (int new_view_start) NOTHROW
1782rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1783{ 1856{
1784 if (R->TermWin.view_start != oldviewstart) { 1857 clamp_it (new_view_start, top_row, 0);
1858
1859 if (new_view_start == view_start)
1860 return false;
1861
1862 num_scr += new_view_start - view_start;
1863 view_start = new_view_start;
1785 R->want_refresh = 1; 1864 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 1865
1795/* ------------------------------------------------------------------------- */ 1866 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1796/* EXTPROTO */ 1867
1797void 1868 return true;
1798rxvt_scr_bell(pR) 1869}
1799{ 1870
1800#ifndef NO_BELL 1871#ifndef NO_BELL
1872void
1873rxvt_term::bell_cb (ev::timer &w, int revents)
1874{
1875 rvideo_bell = false;
1876 scr_rvideo_mode (rvideo_mode);
1877}
1878#endif
1879
1880/* ------------------------------------------------------------------------- */
1881void
1882rxvt_term::scr_bell () NOTHROW
1883{
1884#ifndef NO_BELL
1885
1801# ifndef NO_MAPALERT 1886# ifndef NO_MAPALERT
1802# ifdef MAPALERT_OPTION 1887# ifdef MAPALERT_OPTION
1803 if (R->Options & Opt_mapAlert) 1888 if (option (Opt_mapAlert))
1804# endif 1889# endif
1805 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1890 XMapWindow (dpy, parent[0]);
1806# endif 1891# endif
1892
1893# if ENABLE_FRILLS
1894 if (option (Opt_urgentOnBell))
1895 {
1896 if (XWMHints *h = XGetWMHints(dpy, parent[0]))
1897 {
1898 h->flags |= XUrgencyHint;
1899 XSetWMHints (dpy, parent[0], h);
1900 }
1901 }
1902# endif
1903
1807 if (R->Options & Opt_visualBell) { 1904 if (option (Opt_visualBell))
1808 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1905 {
1809 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1906 rvideo_bell = true;
1907 scr_rvideo_mode (rvideo_mode);
1908 display->flush ();
1909
1910 bell_ev.start (VISUAL_BELL_DURATION);
1911 }
1810 } else 1912 else
1811 XBell(R->Xdisplay, 0); 1913 XBell (dpy, 0);
1812#endif 1914#endif
1813} 1915}
1814 1916
1815/* ------------------------------------------------------------------------- */ 1917/* ------------------------------------------------------------------------- */
1816/* ARGSUSED */ 1918/* ARGSUSED */
1817/* EXTPROTO */
1818void 1919void
1819rxvt_scr_printscreen(pR_ int fullhist) 1920rxvt_term::scr_printscreen (int fullhist) NOTHROW
1820{ 1921{
1821#ifdef PRINTPIPE 1922#ifdef PRINTPIPE
1822 int i, r1, nrows, row_offset; 1923 int nrows, row_start;
1823 text_t *t; 1924 FILE *fd;
1824 FILE *fd;
1825 1925
1826 if ((fd = rxvt_popen_printer(aR)) == NULL) 1926 if ((fd = popen_printer ()) == NULL)
1827 return; 1927 return;
1828 nrows = R->TermWin.nrow; 1928
1829 row_offset = R->TermWin.saveLines;
1830 if (!fullhist) 1929 if (fullhist)
1831 row_offset -= R->TermWin.view_start;
1832 else {
1833 nrows += R->TermWin.nscrolled;
1834 row_offset -= R->TermWin.nscrolled;
1835 } 1930 {
1931 nrows = nrow - top_row;
1932 row_start = top_row;
1933 }
1934 else
1935 {
1936 nrows = nrow;
1937 row_start = view_start;
1938 }
1836 1939
1940 wctomb (0, 0);
1941
1837 for (r1 = 0; r1 < nrows; r1++) { 1942 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 } 1943 {
1944 text_t *tp = ROW(r1).t;
1945 int len = ROW(r1).l;
1946
1947 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1948 {
1949 char mb[MB_LEN_MAX];
1950 text_t t = *tp++;
1951 if (t == NOCHAR)
1952 continue;
1953
1954 len = wctomb (mb, t);
1955
1956 if (len <= 0)
1957 {
1958 mb[0] = ' ';
1959 len = 1;
1960 }
1961
1962 fwrite (mb, 1, len, fd);
1963 }
1964
1965 fputc ('\n', fd);
1966 }
1967
1844 rxvt_pclose_printer(fd); 1968 pclose_printer (fd);
1845#endif 1969#endif
1846} 1970}
1847 1971
1848/* ------------------------------------------------------------------------- */ 1972/* ------------------------------------------------------------------------- */
1849/* 1973/*
1850 * Refresh the screen 1974 * Refresh the screen
1851 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1975 * 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. 1976 * screen.text/screen.rend contain what the screen will change to.
1977 */
1978void
1979rxvt_term::scr_refresh () NOTHROW
1980{
1981 unsigned char have_bg,
1982 showcursor; /* show the cursor */
1983 int16_t col, row, /* column/row we're processing */
1984 ocrow; /* old cursor row */
1985 int i; /* tmp */
1986#ifndef NO_CURSORCOLOR
1987 rend_t cc1; /* store colours at cursor position (s) */
1988#endif
1989 rend_t *crp; // cursor rendition pointer
1990 rend_t ccol1, /* Cursor colour */
1991 ccol2; /* Cursor colour2 */
1992
1993 want_refresh = 0; /* screen is current */
1994
1995 if (refresh_type == NO_REFRESH || !mapped)
1996 return;
1997
1998 /*
1999 * A: set up vars
1853 */ 2000 */
2001 have_bg = 0;
2002 refresh_count = 0;
1854 2003
1855#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2004#ifdef HAVE_BG_PIXMAP
1856# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2005 have_bg |= bgPixmap.pixmap != None;
1857# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2006#endif
2007 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2008
2009 /*
2010 * B: reverse any characters which are selected
2011 */
2012 scr_reverse_selection ();
2013
2014 /*
2015 * C: set the cursor character (s)
2016 */
2017 {
2018 unsigned char setoldcursor;
2019
2020 showcursor = (screen.flags & Screen_VisibleCursor);
2021#ifdef CURSOR_BLINK
2022 if (hidden_cursor)
2023 showcursor = 0;
2024#endif
2025
2026 if (showcursor)
2027 {
2028 int col = screen.cur.col;
2029
2030 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2031 col--;
2032
2033 crp = &ROW(screen.cur.row).r[col];
2034
2035#ifndef NO_CURSORCOLOR
2036 cc1 = *crp & (RS_fgMask | RS_bgMask);
2037 if (ISSET_PIXCOLOR (Color_cursor))
2038 ccol1 = Color_cursor;
2039 else
2040#endif
2041#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2042 ccol1 = fgcolor_of (rstyle);
1858#else 2043#else
1859# define MONO_BOLD(x) \ 2044 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 2045#endif
1863 2046
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 2047#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)) 2048 if (ISSET_PIXCOLOR (Color_cursor2))
1969 ccol1 = Color_cursor; 2049 ccol2 = Color_cursor2;
1970 else 2050 else
2051#endif
1971#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2052#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1972 ccol1 = GET_FGCOLOR(rstyle); 2053 ccol2 = bgcolor_of (rstyle);
1973#else 2054#else
1974 ccol1 = Color_fg; 2055 ccol2 = Color_bg;
1975#endif 2056#endif
1976 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2057
1977 ccol2 = Color_cursor2; 2058 if (showcursor && focus)
2059 {
2060 if (option (Opt_cursorUnderline))
2061 *crp ^= RS_Uline;
1978 else 2062 else
1979#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2063 {
1980 ccol2 = GET_BGCOLOR(rstyle); 2064 *crp ^= RS_RVid;
1981#else
1982 ccol2 = Color_bg;
1983#endif
1984 *srp = SET_FGCOLOR(*srp, ccol1); 2065 *crp = SET_FGCOLOR (*crp, ccol1);
1985 *srp = SET_BGCOLOR(*srp, ccol2); 2066 *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 } 2067 }
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 } 2068 }
2016 } 2069 }
2070
2071 /* make sure no outline cursor is left around */
2072 setoldcursor = 0;
2073 if (ocrow != -1)
2074 {
2075 if (screen.cur.row - view_start != ocrow
2076 || screen.cur.col != oldcursor.col)
2077 {
2078 if (ocrow < nrow
2079 && oldcursor.col < ncol)
2080 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2081
2082 if (focus || !showcursor)
2083 oldcursor.row = -1;
2084 else
2085 setoldcursor = 1;
2086 }
2017 } 2087 }
2088 else if (!focus)
2089 setoldcursor = 1;
2090
2091 if (setoldcursor)
2092 {
2093 if (screen.cur.row - view_start >= nrow)
2094 oldcursor.row = -1;
2095 else
2096 {
2097 oldcursor.row = screen.cur.row - view_start;
2098 oldcursor.col = screen.cur.col;
2099 }
2100 }
2101 }
2102
2103 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2104#if ENABLE_OVERLAY
2105 scr_swap_overlay ();
2106#endif
2018 2107
2019#ifndef NO_SLOW_LINK_SUPPORT 2108#ifndef NO_SLOW_LINK_SUPPORT
2020 /* 2109 /*
2021 * D: CopyArea pass - very useful for slower links 2110 * D: CopyArea pass - very useful for slower links
2022 * This has been deliberately kept simple. 2111 * This has been deliberately kept simple.
2023 */ 2112 */
2024 i = num_scr; 2113 if (!display->is_local
2025 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2114 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2026 && abs(i) < TermWin.nrow && !must_clear) 2115 && abs (num_scr) < nrow && !have_bg)
2027 { 2116 {
2028 int16_t nits; 2117 int16_t nits;
2029 int j; 2118 int i = num_scr;
2030 rend_t *drp2; 2119 int j;
2031 text_t *dtp2; 2120 int len, wlen;
2032 int len, wlen; 2121 dLocal (int, num_scr);
2033 2122
2034 j = TermWin.nrow; 2123 j = nrow;
2035 wlen = len = -1; 2124 wlen = len = -1;
2036 row = i > 0 ? 0 : j - 1; 2125 row = i > 0 ? 0 : j - 1;
2126
2037 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2127 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2038 { 2128 {
2039 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2129 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2040 { 2130 {
2041 stp = screen.text[row + row_offset]; 2131 line_t s = ROW(view_start + row);
2042 srp = screen.rend[row + row_offset];
2043 dtp = drawn_text[row]; 2132 line_t d = drawn_buf[row];
2044 dtp2 = drawn_text[row + i]; 2133 line_t d2 = drawn_buf[row + i];
2045 drp = drawn_rend[row];
2046 drp2 = drawn_rend[row + i];
2047 2134
2048 for (nits = 0, col = TermWin.ncol; col--; ) 2135 for (nits = 0, col = ncol; col--; )
2049 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2136 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2050 nits--; 2137 nits--;
2051 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2138 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2052 nits++; 2139 nits++;
2053 2140
2054 if (nits > 8) /* XXX: arbitrary choice */ 2141 if (nits > 8) /* XXX: arbitrary choice */
2142 {
2143 for (col = ncol; col--; )
2144 {
2145 *d.t++ = *d2.t++;
2146 *d.r++ = *d2.r++;
2147 }
2148
2149 if (len == -1)
2150 len = row;
2151
2152 wlen = row;
2153 continue;
2154 }
2155 }
2156
2157 if (len >= 0)
2158 {
2159 /* also comes here at end if needed because of >= above */
2160 if (wlen < len)
2161 ::swap (wlen, len);
2162
2163 XGCValues gcv;
2164
2165 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2166 XCopyArea (dpy, vt, vt,
2167 gc, 0, Row2Pixel (len + i),
2168 (unsigned int)this->width,
2169 (unsigned int)Height2Pixel (wlen - len + 1),
2170 0, Row2Pixel (len));
2171 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2172
2173 len = -1;
2174 }
2175 }
2176 }
2177#endif
2178
2179 /*
2180 * E: main pass across every character
2181 */
2182 for (row = 0; row < nrow; row++)
2183 {
2184 text_t *stp = ROW(view_start + row).t;
2185 rend_t *srp = ROW(view_start + row).r;
2186 text_t *dtp = drawn_buf[row].t;
2187 rend_t *drp = drawn_buf[row].r;
2188
2189 /*
2190 * E2: OK, now the real pass
2191 */
2192 int ypixel = (int)Row2Pixel (row);
2193
2194 for (col = 0; col < ncol; col++)
2195 {
2196 /* compare new text with old - if exactly the same then continue */
2197 if (stp[col] == dtp[col] /* Must match characters to skip. */
2198 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2199 || (stp[col] == ' ' /* space w/ no background change */
2200 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2201 continue;
2202
2203 // redraw one or more characters
2204
2205 // seek to the beginning of wide characters
2206 while (stp[col] == NOCHAR && col > 0)
2207 --col;
2208
2209 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2210 text_t *text = stp + col;
2211 int count = 1;
2212
2213 dtp[col] = stp[col];
2214 drp[col] = rend;
2215
2216 int xpixel = Col2Pixel (col);
2217
2218 for (i = 0; ++col < ncol; )
2219 {
2220 if (stp[col] == NOCHAR)
2221 {
2222 dtp[col] = stp[col];
2223 drp[col] = rend;
2224 count++;
2225 i++;
2226
2227 continue;
2228 }
2229
2230 if (!RS_SAME (rend, srp[col]))
2231 break;
2232
2233 count++;
2234
2235 if (stp[col] != dtp[col]
2236 || !RS_SAME (srp[col], drp[col]))
2237 {
2238 if (have_bg && (i++ > count / 2))
2239 break;
2240
2241 dtp[col] = stp[col];
2242 drp[col] = rend;
2243 i = 0;
2244 }
2245 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2246 break;
2247 }
2248
2249 col--; /* went one too far. move back */
2250 count -= i; /* dump any matching trailing chars */
2251
2252 // sometimes we optimize away the trailing NOCHAR's, add them back
2253 while (i && text[count] == NOCHAR)
2254 count++, i--;
2255
2256 /*
2257 * Determine the attributes for the string
2258 */
2259 int fore = fgcolor_of (rend); // desired foreground
2260 int back = bgcolor_of (rend); // desired background
2261
2262 // only do special processing if any attributes are set, which is unlikely
2263 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2264 {
2265 bool invert = rend & RS_RVid;
2266
2267#ifndef NO_BOLD_UNDERLINE_REVERSE
2268 if (rend & RS_Bold
2269 && fore == Color_fg)
2270 {
2271 if (ISSET_PIXCOLOR (Color_BD))
2272 fore = Color_BD;
2273# if !ENABLE_STYLES
2274 else
2275 invert = !invert;
2276# endif
2277 }
2278
2279 if (rend & RS_Italic
2280 && fore == Color_fg)
2281 {
2282 if (ISSET_PIXCOLOR (Color_IT))
2283 fore = Color_IT;
2284# if !ENABLE_STYLES
2285 else
2286 invert = !invert;
2287# endif
2288 }
2289
2290 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2291 fore = Color_UL;
2292#endif
2293
2294 if (invert)
2295 {
2296#ifdef OPTION_HC
2297 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2298 || !ISSET_PIXCOLOR (Color_HC))
2299#endif
2300 /* invert the column if no highlightColor is set or it is the
2301 * current cursor column */
2302 ::swap (fore, back);
2303#ifdef OPTION_HC
2304 else if (ISSET_PIXCOLOR (Color_HC))
2305 back = Color_HC;
2306#endif
2307
2308#ifndef NO_BOLD_UNDERLINE_REVERSE
2309# ifndef OPTION_HC
2310 if (ISSET_PIXCOLOR (Color_RV))
2311 back = Color_RV;
2312# endif
2313 if (fore == back)
2314 {
2315 fore = Color_bg;
2316 back = Color_fg;
2317 }
2318#endif
2319 }
2320
2321#ifdef TEXT_BLINK
2322 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2323 {
2324 if (!text_blink_ev.is_active ())
2325 {
2326 text_blink_ev.again ();
2327 hidden_text = 0;
2328 }
2329 else if (hidden_text)
2330 fore = back;
2331 }
2332#endif
2333
2334#if ENABLE_STYLES
2335 // "careful" (too wide) character handling
2336
2337 // include previous careful character(s) if possible, looks nicer (best effort...)
2338 while (text > stp
2339 && srp[text - stp - 1] & RS_Careful
2340 && RS_SAME (rend, srp[text - stp - 1]))
2341 text--, count++, xpixel -= fwidth;
2342
2343 // force redraw after "careful" characters to avoid pixel droppings
2344 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2345 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2346
2347 // force redraw before "careful" characters to avoid pixel droppings
2348 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2349 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2350#endif
2351 }
2352
2353 /*
2354 * Actually do the drawing of the string here
2355 */
2356 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2357
2358 if (have_bg && back == Color_bg)
2359 {
2360 // this is very ugly, maybe push it into ->draw?
2361
2362 for (i = 0; i < count; i++) /* don't draw empty strings */
2363 if (text[i] != ' ')
2055 { 2364 {
2056 for (col = TermWin.ncol; col--; ) 2365 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2057 { 2366 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 } 2367 }
2368
2369 CLEAR_CHARS (xpixel, ypixel, count);
2370 did_clear: ;
2068 } 2371 }
2372 else
2373 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2069 2374
2070 if (len != -1) 2375 if (rend & RS_Uline && font->descent > 1 && fore != back)
2071 { 2376 {
2072 /* also comes here at end if needed because of >= above */ 2377#if ENABLE_FRILLS
2073 if (wlen < len) 2378 if (ISSET_PIXCOLOR (Color_underline))
2074 SWAP_IT(wlen, len, int); 2379 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 2380 else
2180 rvid = !rvid; /* fall back */ 2381#endif
2382 XSetForeground (dpy, gc, pix_colors[fore]);
2383
2384 XDrawLine (dpy, drawBuffer, gc,
2385 xpixel, ypixel + font->ascent + 1,
2386 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2181 } 2387 }
2388 } /* for (col....) */
2389 } /* for (row....) */
2390
2391#if ENABLE_OVERLAY
2392 scr_swap_overlay ();
2182#endif 2393#endif
2183 if (rvid) 2394 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2395
2396 /*
2397 * G: cleanup cursor and display outline cursor if necessary
2398 */
2399 if (showcursor)
2400 {
2401 if (focus)
2402 {
2403 if (option (Opt_cursorUnderline))
2404 *crp ^= RS_Uline;
2405 else
2184 { 2406 {
2185 SWAP_IT(fore, back, int); 2407 *crp ^= RS_RVid;
2186
2187#ifndef NO_BOLD_UNDERLINE_REVERSE
2188 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2189# ifndef NO_CURSORCOLOR 2408#ifndef NO_CURSORCOLOR
2409 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2410#endif
2411 }
2412 }
2413 else if (oldcursor.row >= 0)
2414 {
2415 int cursorwidth = 1;
2416 int col = oldcursor.col;
2417
2418 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2419 col--;
2420
2421 while (col + cursorwidth < ncol
2422 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2423 cursorwidth++;
2424
2425#ifndef NO_CURSORCOLOR
2190 && !ISSET_PIXCOLOR (this, Color_cursor) 2426 if (ISSET_PIXCOLOR (Color_cursor))
2427 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2428 else
2429#endif
2430 XSetForeground (dpy, gc, pix_colors[ccol1]);
2431
2432 XDrawRectangle (dpy, drawBuffer, gc,
2433 Col2Pixel (col),
2434 Row2Pixel (oldcursor.row),
2435 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2436 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2437 }
2438 }
2439
2440 /*
2441 * H: cleanup selection
2442 */
2443 scr_reverse_selection ();
2444
2445 num_scr = 0;
2446 num_scr_allow = 1;
2447}
2448
2449void
2450rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2451{
2452 if (!l.t)
2453 return;
2454
2455 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2456
2457 for (int i = ncol; i--; )
2458 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2459}
2460
2461void
2462rxvt_term::scr_remap_chars () NOTHROW
2463{
2464 for (int i = total_rows; i--; )
2465 scr_remap_chars (row_buf [i]);
2466
2467 for (int i = nrow; i--; )
2468 {
2469 scr_remap_chars (drawn_buf [i]);
2470 scr_remap_chars (swap_buf [i]);
2471 }
2472}
2473
2474void
2475rxvt_term::scr_recolour () NOTHROW
2476{
2477#ifdef HAVE_BG_PIXMAP
2478 bgPixmap.apply ();
2479#else
2480 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2481 XClearWindow (dpy, parent[0]);
2482 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2483# if HAVE_SCROLLBARS
2484 if (scrollBar.win)
2485 {
2486 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2487 scrollBar.setIdle ();
2488 scrollbar_show (0);
2489 }
2191# endif 2490# endif
2192 ) 2491 scr_clear ();
2193 back = Color_RV; 2492 scr_touch (true);
2194#endif 2493 want_refresh = 1;
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 2494#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 2495
2217 /*
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,
2245 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2246 } /* for (col....) */
2247 } /* for (row....) */
2248
2249 /*
2250 * G: cleanup cursor and display outline cursor if necessary
2251 */
2252 if (showcursor) {
2253 if (TermWin.focus) {
2254 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
2255 [screen.cur.col]);
2256 *srp ^= RS_RVid;
2257#ifndef NO_CURSORCOLOR
2258 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2259#endif
2260 } else if (oldcursor.row >= 0) {
2261#ifndef NO_CURSORCOLOR
2262 unsigned long gcmask; /* Graphics Context mask */
2263
2264 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor))
2265 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]);
2266#endif
2267 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc,
2268 Col2Pixel(oldcursor.col),
2269 Row2Pixel(oldcursor.row),
2270 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2271 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1));
2272 }
2273 }
2274
2275 /*
2276 * H: cleanup selection
2277 */
2278 rxvt_scr_reverse_selection (this);
2279
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;
2304 num_scr_allow = 1;
2305 want_refresh = 0; /* screen is current */
2306} 2496}
2307 2497
2308/* ------------------------------------------------------------------------- */ 2498/* ------------------------------------------------------------------------- */
2309void 2499void
2310rxvt_term::scr_clear() 2500rxvt_term::scr_clear (bool really) NOTHROW
2311{ 2501{
2312 if (!TermWin.mapped) 2502 if (!mapped)
2313 return; 2503 return;
2314 2504
2315 num_scr_allow = 0; 2505 num_scr_allow = 0;
2316 want_refresh = 1; 2506 want_refresh = 1;
2317#ifdef TRANSPARENT 2507
2318 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2508 if (really)
2509 XClearWindow (dpy, vt);
2510}
2511
2512void
2513rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2514{
2515 int view_end = view_start + nrow;
2516 int row, col;
2517
2518 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2519 {
2520 text_t *stp = ROW(row).t;
2521 rend_t *srp = ROW(row).r;
2522
2523 for (col = beg_col; col < end_col; col++)
2524 srp[col] ^= rstyle1;
2525
2526 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2527 srp[col] ^= rstyle2;
2528
2529 if (++col < end_col)
2530 srp[col] ^= rstyle2;
2319 { 2531 }
2320 int i; 2532}
2321 2533
2322 if (!(Options & Opt_transparent_all)) 2534void
2535rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2536{
2537 int view_end = view_start + nrow;
2538 int row, col;
2539
2540 if (beg_row >= view_start)
2541 {
2542 col = beg_col;
2543 row = beg_row;
2544 }
2545 else
2546 {
2323 i = 0; 2547 col = 0;
2548 row = view_start;
2549 }
2550
2551 for (; row < min (end_row, view_end); row++, col = 0)
2552 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2553 srp[col] ^= rstyle;
2554
2555 if (row == end_row)
2556 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2557 srp[col] ^= rstyle;
2558}
2559
2560/* ------------------------------------------------------------------------- */
2561void
2562rxvt_term::scr_reverse_selection () NOTHROW
2563{
2564 if (selection.op
2565 && current_screen == selection.screen
2566 && selection.end.row >= view_start)
2567 {
2568#if !ENABLE_MINIMAL
2569 if (selection.rect)
2570 scr_xor_rect (selection.beg.row, selection.beg.col,
2571 selection.end.row, selection.end.col,
2572 RS_RVid, RS_RVid | RS_Uline);
2324 else 2573 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 2574#endif
2332 2575 scr_xor_span (selection.beg.row, selection.beg.col,
2333 XClearWindow (Xdisplay, TermWin.vt); 2576 selection.end.row, selection.end.col,
2334} 2577 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 } 2578 }
2370} 2579}
2371 2580
2372/* ------------------------------------------------------------------------- */ 2581/* ------------------------------------------------------------------------- */
2373/* 2582/*
2374 * Dump the whole scrollback and screen to the passed filedescriptor. The 2583 * Dump the whole scrollback and screen to the passed filedescriptor. The
2375 * invoking routine must close the fd. 2584 * invoking routine must close the fd.
2376 */ 2585 */
2377#if 0 2586#if 0
2378/* EXTPROTO */
2379void 2587void
2380rxvt_scr_dump(pR_ int fd) 2588rxvt_term::scr_dump (int fd) NOTHROW
2381{ 2589{
2382 int row, wrote; 2590 int row, wrote;
2383 unsigned int width, towrite; 2591 unsigned int width, towrite;
2384 char r1[] = "\n"; 2592 char r1[] = "\n";
2385 2593
2386 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2594 for (row = saveLines - nsaved;
2387 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2595 row < saveLines + nrow - 1; row++)
2388 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2596 {
2389 : R->TermWin.ncol; 2597 width = row_buf[row].l >= 0 ? row_buf[row].l
2598 : ncol;
2390 for (towrite = width; towrite; towrite -= wrote) { 2599 for (towrite = width; towrite; towrite -= wrote)
2600 {
2391 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2601 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2392 towrite); 2602 towrite);
2393 if (wrote < 0) 2603 if (wrote < 0)
2394 return; /* XXX: death, no report */ 2604 return; /* XXX: death, no report */
2395 } 2605 }
2396 if (R->screen.tlen[row] >= 0) 2606 if (row_buf[row].l >= 0)
2397 if (write(fd, r1, 1) <= 0) 2607 if (write (fd, r1, 1) <= 0)
2398 return; /* XXX: death, no report */ 2608 return; /* XXX: death, no report */
2399 } 2609 }
2400} 2610}
2401#endif 2611#endif
2402 2612
2403/* ------------------------------------------------------------------------- * 2613/* ------------------------------------------------------------------------- *
2404 * CHARACTER SELECTION * 2614 * CHARACTER SELECTION *
2405 * ------------------------------------------------------------------------- */ 2615 * ------------------------------------------------------------------------- */
2406
2407/*
2408 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2409 */
2410/* EXTPROTO */
2411void 2616void
2412rxvt_selection_check(pR_ int check_more) 2617rxvt_term::selection_check (int check_more) NOTHROW
2413{ 2618{
2414 row_col_t pos; 2619 row_col_t pos;
2415 2620
2416 if (!R->selection.op) 2621 if (!selection.op)
2417 return; 2622 return;
2418 2623
2419 pos.row = pos.col = 0; 2624 pos.row = pos.col = 0;
2420 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2625 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2421 || (R->selection.beg.row >= R->TermWin.nrow) 2626 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2422 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2627 || !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 2628 || (check_more == 1
2427 && R->current_screen == R->selection.screen 2629 && current_screen == selection.screen
2428 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2630 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2429 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2631 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2430 || (check_more == 2 2632 || (check_more == 2
2431 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2633 && ROWCOL_IS_BEFORE (selection.beg, pos)
2432 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2634 && ROWCOL_IS_AFTER (selection.end, pos))
2433 || (check_more == 3 2635 || (check_more == 3
2434 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2636 && ROWCOL_IS_AFTER (selection.end, pos))
2435 || (check_more == 4 /* screen width change */ 2637 || (check_more == 4 /* screen width change */
2436 && (R->selection.beg.row != R->selection.end.row 2638 && (selection.beg.row != selection.end.row
2437 || R->selection.end.col > R->TermWin.ncol))) 2639 || selection.end.col > ncol)))
2438 CLEAR_SELECTION(R); 2640 CLEAR_SELECTION ();
2439} 2641}
2440 2642
2441/* ------------------------------------------------------------------------- */ 2643/* ------------------------------------------------------------------------- */
2442/* 2644/*
2443 * Paste a selection direct to the command fd 2645 * Paste a selection direct to the command fd
2444 */ 2646 */
2445void 2647void
2446rxvt_term::paste (const unsigned char *data, unsigned int len) 2648rxvt_term::paste (char *data, unsigned int len) NOTHROW
2447{ 2649{
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 */ 2650 /* convert normal newline chars into common keyboard Return key sequence */
2457 for (i = 0; i < len; i += PROP_SIZE) 2651 for (unsigned int i = 0; i < len; i++)
2458 { 2652 if (data[i] == C0_LF)
2459 n = min (len - i, PROP_SIZE); 2653 data[i] = C0_CR;
2460 MEMCPY (ds, data + i, n);
2461 2654
2462 for (j = 0; j < n; j++) 2655 tt_write (data, len);
2463 if (ds[j] == '\n')
2464 ds[j] = '\r';
2465
2466 tt_write (ds, (int)n);
2467 }
2468
2469 free(ds);
2470} 2656}
2471 2657
2472/* ------------------------------------------------------------------------- */ 2658/* ------------------------------------------------------------------------- */
2473/* 2659/*
2474 * Respond to a notification that a primary selection has been sent 2660 * Respond to a notification that a primary selection has been sent
2475 * EXT: SelectionNotify 2661 * EXT: SelectionNotify
2476 */ 2662 */
2477/* EXTPROTO */ 2663void
2478int
2479rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2664rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2480{ 2665{
2481 long nread = 0; 2666 if (prop == None) /* check for failed XConvertSelection */
2667 {
2668 if ((selection_type & Sel_CompoundText))
2669 {
2670 int selnum = selection_type & Sel_whereMask;
2671
2672 selection_type = 0;
2673 if (selnum != Sel_direct)
2674 selection_request_other (XA_STRING, selnum);
2675 }
2676
2677 if ((selection_type & Sel_UTF8String))
2678 {
2679 int selnum = selection_type & Sel_whereMask;
2680
2681 selection_type = Sel_CompoundText;
2682 if (selnum != Sel_direct)
2683 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2684 else
2685 selection_type = 0;
2686 }
2687
2688 return;
2689 }
2690
2482 unsigned long bytes_after; 2691 unsigned long bytes_after;
2483 XTextProperty ct; 2692 XTextProperty ct;
2484 int dummy_count;
2485 char **cl;
2486 2693
2487 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2694 if (XGetWindowProperty (dpy, win, prop,
2488 2695 0, PROP_SIZE / 4,
2489 if (prop == None) /* check for failed XConvertSelection */ 2696 delete_prop, AnyPropertyType,
2490 { 2697 &ct.encoding, &ct.format,
2491 if ((R->selection_type & Sel_CompoundText)) 2698 &ct.nitems, &bytes_after,
2492 { 2699 &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 } 2700 {
2502 2701 ct.value = 0;
2503 for (;;) 2702 goto bailout;
2504 { 2703 }
2704
2705 if (ct.encoding == None)
2706 goto bailout;
2707
2708 if (bytes_after)
2709 {
2710 // fetch and append remaining data
2711 XTextProperty ct2;
2712
2505 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2713 if (XGetWindowProperty (dpy, win, prop,
2506 (long)(PROP_SIZE / 4), delete_prop, 2714 ct.nitems / 4, (bytes_after + 3) / 4,
2715 delete_prop, AnyPropertyType,
2507 AnyPropertyType, &ct.encoding, &ct.format, 2716 &ct2.encoding, &ct2.format,
2508 &ct.nitems, &bytes_after, 2717 &ct2.nitems, &bytes_after,
2509 &ct.value) != Success) 2718 &ct2.value) != Success)
2510 break; 2719 goto bailout;
2511 2720
2512 if (ct.encoding == 0) 2721 // realloc should be compatible to XFree, here, and elsewhere, too
2513 { 2722 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2514 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2723 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2515 break; 2724 ct.nitems += ct2.nitems;
2516 }
2517 2725
2726 XFree (ct2.value);
2727 }
2728
2518 if (ct.value == NULL) 2729 if (ct.value == 0)
2519 { 2730 goto bailout;
2520 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2521 continue;
2522 }
2523 2731
2732 if (ct.encoding == xa[XA_INCR])
2733 {
2734 // INCR selection, start handshake
2735 if (!delete_prop)
2736 XDeleteProperty (dpy, win, prop);
2737
2738 selection_wait = Sel_incr;
2739 incr_buf_fill = 0;
2740 incr_ev.start (10);
2741
2742 goto bailout;
2743 }
2744
2524 if (ct.nitems == 0) 2745 if (ct.nitems == 0)
2746 {
2747 if (selection_wait == Sel_incr)
2748 {
2749 XFree (ct.value);
2750
2751 // finally complete, now paste the whole thing
2752 selection_wait = Sel_normal;
2753 ct.value = (unsigned char *)incr_buf;
2754 ct.nitems = incr_buf_fill;
2755 incr_buf = 0;
2756 incr_buf_size = 0;
2757 incr_ev.stop ();
2525 { 2758 }
2526 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2759 else
2760 {
2527 if (R->selection_wait == Sel_normal && nread == 0) 2761 if (selection_wait == Sel_normal
2762 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2528 { 2763 {
2529 /* 2764 /*
2530 * pass through again trying CUT_BUFFER0 if we've come from 2765 * pass through again trying CUT_BUFFER0 if we've come from
2531 * XConvertSelection() but nothing was presented 2766 * XConvertSelection () but nothing was presented
2532 */ 2767 */
2533 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2534 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2768 selection_paste (display->root, XA_CUT_BUFFER0, False);
2535 } 2769 }
2536 2770
2537 nread = -1; /* discount any previous stuff */ 2771 goto bailout;
2538 break;
2539 }
2540
2541 nread += ct.nitems;
2542 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2543 &dummy_count) == Success && cl)
2544 { 2772 }
2545 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2773 }
2774 else if (selection_wait == Sel_incr)
2775 {
2776 incr_ev.start (10);
2777
2778 while (incr_buf_fill + ct.nitems > incr_buf_size)
2779 {
2780 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2781 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2782 }
2783
2784 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2785 incr_buf_fill += ct.nitems;
2786
2787 goto bailout;
2788 }
2789
2790 char **cl;
2791 int cr;
2792
2793#if !ENABLE_MINIMAL
2794 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2795 // so recode it manually
2796 if (ct.encoding == xa[XA_UTF8_STRING])
2797 {
2798 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2799 char *s = rxvt_wcstombs (w);
2800 free (w);
2801 // TODO: strlen == only the first element will be converted. well...
2802 paste (s, strlen (s));
2803 free (s);
2804 }
2805 else
2806#endif
2807 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2808 && cl)
2809 {
2810 for (int i = 0; i < cr; i++)
2811 paste (cl[i], strlen (cl[i]));
2812
2546 XFreeStringList (cl); 2813 XFreeStringList (cl);
2547 } 2814 }
2548 else 2815 else
2549 R->paste (ct.value, ct.nitems); 2816 paste ((char *)ct.value, ct.nitems); // paste raw
2550 2817
2551 if (bytes_after == 0) 2818bailout:
2552 break;
2553
2554 XFree (ct.value);
2555 }
2556
2557 if (ct.value)
2558 XFree (ct.value); 2819 XFree (ct.value);
2559 2820
2560 if (R->selection_wait == Sel_normal) 2821 if (selection_wait == Sel_normal)
2561 R->selection_wait = Sel_none; 2822 selection_wait = Sel_none;
2562
2563 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2564 return (int)nread;
2565} 2823}
2566 2824
2567void 2825void
2568rxvt_term::incr_cb (time_watcher &w) 2826rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2569{ 2827{
2570 w.stop ();
2571 selection_wait = Sel_none; 2828 selection_wait = Sel_none;
2572 2829
2830 incr_buf_size = 0;
2831 free (incr_buf);
2832
2573 rxvt_print_error("data loss: timeout on INCR selection paste"); 2833 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2574} 2834}
2575 2835
2576/*
2577 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2578 */
2579/* EXTPROTO */
2580void 2836void
2581rxvt_selection_property(pR_ Window win, Atom prop) 2837rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2582{ 2838{
2583 int reget_time = 0; 2839 if (prop == None || selection_wait != Sel_incr)
2584
2585 if (prop == None)
2586 return; 2840 return;
2587 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2588 if (R->selection_wait == Sel_normal) {
2589 int a, afmt;
2590 Atom atype;
2591 unsigned long bytes_after, nitems;
2592 unsigned char *s = NULL;
2593 2841
2594 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2842 selection_paste (win, prop, true);
2595 R->xa[XA_INCR], &atype, &afmt, &nitems,
2596 &bytes_after, &s);
2597 if (s)
2598 XFree(s);
2599 if (a != Success)
2600 return;
2601#ifndef __CYGWIN32__
2602 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2603 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2604 XDeleteProperty(R->Xdisplay, win, prop);
2605 XFlush(R->Xdisplay);
2606 reget_time = 1;
2607 R->selection_wait = Sel_incr;
2608 }
2609#endif
2610 } else if (R->selection_wait == Sel_incr) {
2611 reget_time = 1;
2612 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2613 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2614 R->selection_wait = Sel_none;
2615 R->incr_ev.stop ();
2616 }
2617 }
2618 if (reget_time) /* received more data so reget time */
2619 R->incr_ev.start (NOW + 10);
2620} 2843}
2844
2621/* ------------------------------------------------------------------------- */ 2845/* ------------------------------------------------------------------------- */
2622/* 2846/*
2623 * Request the current selection: 2847 * Request the current selection:
2624 * Order: > internal selection if available 2848 * Order: > internal selection if available
2625 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2849 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2626 * > CUT_BUFFER0 2850 * > CUT_BUFFER0
2627 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2851 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2628 * will auto fallback to CUT_BUFFER0 2852 * will auto fallback to CUT_BUFFER0
2629 * EXT: button 2 release 2853 * EXT: button 2 release
2630 */ 2854 */
2631/* EXTPROTO */
2632void 2855void
2633rxvt_selection_request(pR_ Time tm, int x, int y) 2856rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2634{ 2857{
2635 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2858 if (selection.text && selnum == Sel_Primary)
2636 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2859 {
2637 return; /* outside window */ 2860 /* internal selection */
2638 2861 char *str = rxvt_wcstombs (selection.text, selection.len);
2639 if (R->selection.text != NULL) { /* internal selection */ 2862 paste (str, strlen (str));
2640 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2863 free (str);
2641 R->paste (R->selection.text, R->selection.len);
2642 return; 2864 return;
2643 } else { 2865 }
2644 int i; 2866 else
2645 2867 {
2646 R->selection_request_time = tm; 2868 selection_request_time = tm;
2647 R->selection_wait = Sel_normal; 2869 selection_wait = Sel_normal;
2648 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2870
2871#if X_HAVE_UTF8_STRING
2872 selection_type = Sel_UTF8String;
2873 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2874 return;
2875#else
2649 R->selection_type = Sel_CompoundText; 2876 selection_type = Sel_CompoundText;
2650 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2877 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2651 return; 2878 return;
2652 } 2879#endif
2653 } 2880 }
2881
2654 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2882 selection_wait = Sel_none; /* don't loop in selection_paste () */
2655 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2656 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2883 selection_paste (display->root, XA_CUT_BUFFER0, false);
2657} 2884}
2658 2885
2659/* INTPROTO */
2660int 2886int
2661rxvt_selection_request_other(pR_ Atom target, int selnum) 2887rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2662{ 2888{
2663 Atom sel; 2889 Atom sel;
2664#ifdef DEBUG_SELECT
2665 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2666#endif
2667 2890
2668 R->selection_type |= selnum; 2891 selection_type |= selnum;
2892
2669 if (selnum == Sel_Primary) 2893 if (selnum == Sel_Primary)
2670 sel = XA_PRIMARY; 2894 sel = XA_PRIMARY;
2671 else if (selnum == Sel_Secondary) 2895 else if (selnum == Sel_Secondary)
2672 sel = XA_SECONDARY; 2896 sel = XA_SECONDARY;
2673 else 2897 else
2674 sel = R->xa[XA_CLIPBOARD]; 2898 sel = xa[XA_CLIPBOARD];
2899
2675 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2900 if (XGetSelectionOwner (dpy, sel) != None)
2676 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2901 {
2677 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2902 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2678 R->TermWin.vt, R->selection_request_time); 2903 vt, selection_request_time);
2679 return 1; 2904 return 1;
2680 } 2905 }
2906
2681 return 0; 2907 return 0;
2682} 2908}
2683 2909
2684/* ------------------------------------------------------------------------- */ 2910/* ------------------------------------------------------------------------- */
2685/* 2911/*
2686 * Clear all selected text 2912 * Clear all selected text
2687 * EXT: SelectionClear 2913 * EXT: SelectionClear
2688 */ 2914 */
2689/* EXTPROTO */
2690void 2915void
2691rxvt_selection_clear(pR) 2916rxvt_term::selection_clear () NOTHROW
2692{ 2917{
2693 D_SELECT((stderr, "rxvt_selection_clear()"));
2694
2695 R->want_refresh = 1; 2918 want_refresh = 1;
2696 if (R->selection.text)
2697 free(R->selection.text); 2919 free (selection.text);
2698 R->selection.text = NULL; 2920 selection.text = NULL;
2699 R->selection.len = 0; 2921 selection.len = 0;
2700 CLEAR_SELECTION(R); 2922 CLEAR_SELECTION ();
2923
2924 if (display->selection_owner == this)
2925 display->selection_owner = 0;
2701} 2926}
2702 2927
2703/* ------------------------------------------------------------------------- */ 2928/* ------------------------------------------------------------------------- */
2704/* 2929/*
2705 * Copy a selection into the cut buffer 2930 * Copy a selection into the cut buffer
2706 * EXT: button 1 or 3 release 2931 * EXT: button 1 or 3 release
2707 */ 2932 */
2708/* EXTPROTO */
2709void 2933void
2710rxvt_selection_make(pR_ Time tm) 2934rxvt_term::selection_make (Time tm)
2711{ 2935{
2712 int i, col, end_col, row, end_row; 2936 int i;
2713 unsigned char *new_selection_text; 2937 wchar_t *new_selection_text;
2714 char *str; 2938 text_t *t;
2715 text_t *t;
2716#ifdef ACS_ASCII
2717 rend_t *re;
2718#endif
2719 2939
2720 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2721 switch (R->selection.op) { 2940 switch (selection.op)
2941 {
2722 case SELECTION_CONT: 2942 case SELECTION_CONT:
2723 break; 2943 break;
2724 case SELECTION_INIT: 2944 case SELECTION_INIT:
2725 CLEAR_SELECTION(R); 2945 CLEAR_SELECTION ();
2726 /* FALLTHROUGH */ 2946 /* FALLTHROUGH */
2727 case SELECTION_BEGIN: 2947 case SELECTION_BEGIN:
2728 R->selection.op = SELECTION_DONE; 2948 selection.op = SELECTION_DONE;
2729 /* FALLTHROUGH */ 2949 /* FALLTHROUGH */
2730 default: 2950 default:
2731 return; 2951 return;
2732 } 2952 }
2953
2733 R->selection.op = SELECTION_DONE; 2954 selection.op = SELECTION_DONE;
2734 2955
2735 if (R->selection.clicks == 4) 2956 if (selection.clicks == 4)
2736 return; /* nothing selected, go away */ 2957 return; /* nothing selected, go away */
2737 2958
2959 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2960 return;
2961
2738 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2962 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2739 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2963 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2740 2964
2741 new_selection_text = (unsigned char *)str; 2965 int ofs = 0;
2966 int extra = 0;
2742 2967
2743 col = R->selection.beg.col; 2968 int col = selection.beg.col;
2744 MAX_IT(col, 0); 2969 int row = selection.beg.row;
2745 row = R->selection.beg.row + R->TermWin.saveLines;
2746 end_row = R->selection.end.row + R->TermWin.saveLines;
2747 2970
2971 int end_col;
2972
2748 for (; row <= end_row; row++, col = 0) 2973 for (; row <= selection.end.row; row++, col = 0)
2974 {
2975#if !ENABLE_MINIMAL
2976 if (selection.rect)
2749 { 2977 {
2750 t = &(R->screen.text[row][col]); 2978 col = selection.beg.col;
2751
2752 end_col = R->screen.tlen[row];
2753
2754 if (end_col == -1)
2755 end_col = R->TermWin.ncol; 2979 end_col = ncol + 1;
2980 }
2981 else
2982#endif
2983 end_col = ROW(row).l;
2756 2984
2985 col = max (col, 0);
2986
2757 if (row == end_row) 2987 if (row == selection.end.row
2988#if !ENABLE_MINIMAL
2989 || selection.rect
2990#endif
2991 )
2758 MIN_IT (end_col, R->selection.end.col); 2992 min_it (end_col, selection.end.col);
2759 2993
2994 t = ROW(row).t + col;
2995
2760 for (; col < end_col; col++) 2996 for (; col < end_col; col++)
2997 {
2761 if (*t == NOCHAR) 2998 if (*t == NOCHAR)
2762 t++; 2999 t++;
3000#if ENABLE_COMBINING
3001 else if (IS_COMPOSE (*t))
3002 {
3003 int len = rxvt_composite.expand (*t, 0);
3004
3005 extra -= (len - 1);
3006
3007 if (extra < 0)
3008 {
3009 extra += i;
3010 i += i;
3011 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3012 }
3013
3014 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3015 }
3016#endif
2763 else 3017 else
2764 { 3018 new_selection_text[ofs++] = *t++;
2765 int len = wctomb (str, *t++);
2766 if (len > 0)
2767 str += len;
2768 }
2769
2770 if (R->screen.tlen[row] != -1 && row != end_row)
2771 *str++ = '\n';
2772 } 3019 }
2773 3020
2774#ifndef NO_OLD_SELECTION 3021#if !ENABLE_MINIMAL
2775 if (R->selection_style == OLD_SELECT) 3022 if (selection.rect)
2776 if (end_col == R->TermWin.ncol) 3023 {
2777 *str++ = '\n'; 3024 while (ofs
3025 && new_selection_text[ofs - 1] != C0_LF
3026 && unicode::is_space (new_selection_text[ofs - 1]))
3027 --ofs;
3028
3029 new_selection_text[ofs++] = C0_LF;
3030 }
3031 else
2778#endif 3032#endif
2779#ifndef NO_NEW_SELECTION 3033 if (!ROW(row).is_longer () && row != selection.end.row)
2780 if (R->selection_style != OLD_SELECT) 3034 new_selection_text[ofs++] = C0_LF;
3035 }
3036
2781 if (end_col != R->selection.end.col) 3037 if (end_col != selection.end.col)
2782 *str++ = '\n'; 3038 new_selection_text[ofs++] = C0_LF;
2783#endif
2784 *str = '\0';
2785 3039
2786 i = str - (char *)new_selection_text; 3040 new_selection_text[ofs] = 0;
3041
2787 if (i == 0) 3042 if (ofs == 0)
2788 { 3043 {
2789 free (new_selection_text); 3044 free (new_selection_text);
2790 return; 3045 return;
2791 } 3046 }
2792 3047
2793 // due to MB_MAX_CUR, selection wastage is usually high
2794 if (str - (char *)new_selection_text > 1024)
2795 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2796
2797 R->selection.len = i;
2798 if (R->selection.text)
2799 free (R->selection.text); 3048 free (selection.text);
2800 3049
2801 R->selection.text = new_selection_text; 3050 // we usually allocate much more than necessary, so realloc it smaller again
3051 selection.len = ofs;
3052 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2802 3053
2803 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3054 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2804 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3055 return;
2805 rxvt_print_error("can't get primary selection"); 3056
2806 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3057 selection_grab (tm);
2807 PropModeReplace, R->selection.text, (int)R->selection.len); 3058}
3059
3060bool
3061rxvt_term::selection_grab (Time tm) NOTHROW
3062{
2808 R->selection_time = tm; 3063 selection_time = tm;
2809 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3064
3065 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3066 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3067 {
3068 display->set_selection_owner (this);
3069 return true;
3070 }
3071 else
3072 {
3073 selection_clear ();
3074 return false;
3075 }
3076
3077#if 0
3078 XTextProperty ct;
3079
3080 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3081 {
3082 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3083 XFree (ct.value);
3084 }
3085#endif
2810} 3086}
2811 3087
2812/* ------------------------------------------------------------------------- */ 3088/* ------------------------------------------------------------------------- */
2813/* 3089/*
2814 * Mark or select text based upon number of clicks: 1, 2, or 3 3090 * Mark or select text based upon number of clicks: 1, 2, or 3
2815 * EXT: button 1 press 3091 * EXT: button 1 press
2816 */ 3092 */
2817void 3093void
2818rxvt_term::selection_click (int clicks, int x, int y) 3094rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2819{ 3095{
2820 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2821
2822 clicks = ((clicks - 1) % 3) + 1; 3096 clicks = ((clicks - 1) % 3) + 1;
2823 selection.clicks = clicks; /* save clicks so extend will work */ 3097 selection.clicks = clicks; /* save clicks so extend will work */
2824 3098
3099 if (clicks == 2 && !selection.rect
3100 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3101 {
3102 MEvent.clicks = 1; // what a mess
3103 selection.screen = current_screen;
3104 selection.op = SELECTION_CONT;
3105 return;
3106 }
3107
2825 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 3108 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2826 3109
2827 if (clicks == 2 || clicks == 3) 3110 if (clicks == 2 || clicks == 3)
2828 rxvt_selection_extend_colrow (this, selection.mark.col, 3111 selection_extend_colrow (selection.mark.col,
2829 selection.mark.row + TermWin.view_start, 3112 selection.mark.row - view_start,
2830 0, /* button 3 */ 3113 0, /* button 3 */
2831 1, /* button press */ 3114 1, /* button press */
2832 0); /* click change */ 3115 0); /* click change */
2833} 3116}
2834 3117
2835/* ------------------------------------------------------------------------- */ 3118/* ------------------------------------------------------------------------- */
2836/* 3119/*
2837 * Mark a selection at the specified col/row 3120 * Mark a selection at the specified col/row
2838 */ 3121 */
2839/* INTPROTO */
2840void 3122void
2841rxvt_selection_start_colrow(pR_ int col, int row) 3123rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2842{ 3124{
2843 R->want_refresh = 1; 3125 want_refresh = 1;
3126
3127 selection.mark.row = row + view_start;
2844 R->selection.mark.col = col; 3128 selection.mark.col = col;
2845 R->selection.mark.row = row - R->TermWin.view_start; 3129
2846 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3130 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2847 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3131 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3132
3133 while (selection.mark.col > 0
3134 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2848 MAX_IT(R->selection.mark.col, 0); 3135 --selection.mark.col;
2849 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2850 3136
2851 if (R->selection.op) { /* clear the old selection */ 3137 if (selection.op)
3138 {
3139 /* clear the old selection */
2852 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3140 selection.beg.row = selection.end.row = selection.mark.row;
2853 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3141 selection.beg.col = selection.end.col = selection.mark.col;
2854 } 3142 }
3143
2855 R->selection.op = SELECTION_INIT; 3144 selection.op = SELECTION_INIT;
2856 R->selection.screen = R->current_screen; 3145 selection.screen = current_screen;
2857} 3146}
2858 3147
2859/* ------------------------------------------------------------------------- */ 3148/* ------------------------------------------------------------------------- */
2860/* 3149/*
2861 * Word select: select text for 2 clicks 3150 * Word select: select text for 2 clicks
2862 * We now only find out the boundary in one direction 3151 * We now only find out the boundary in one direction
2863 */ 3152 */
2864 3153
2865/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3154/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2866#define DELIMIT_TEXT(x) \ 3155#define DELIMIT_TEXT(x) \
2867 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3156 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2868#define DELIMIT_REND(x) 1 3157#define DELIMIT_REND(x) 1
2869 3158
2870/* INTPROTO */
2871void 3159void
2872rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3160rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2873{ 3161{
2874 int col, row, dirnadd, tcol, trow, w1, w2; 3162 int col, row, dirnadd, tcol, trow, w1, w2;
2875 row_col_t bound; 3163 row_col_t bound;
2876 text_t *stp; 3164 text_t *stp;
2877 rend_t *srp; 3165 rend_t *srp;
2878 3166
2879 if (dirn == UP) { 3167 if (dirn == UP)
2880 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3168 {
3169 bound.row = top_row - 1;
2881 bound.col = 0; 3170 bound.col = 0;
2882 dirnadd = -1; 3171 dirnadd = -1;
2883 } else { 3172 }
2884 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3173 else
3174 {
3175 bound.row = nrow;
2885 bound.col = R->TermWin.ncol - 1; 3176 bound.col = ncol - 1;
2886 dirnadd = 1; 3177 dirnadd = 1;
2887 } 3178 }
2888 row = mark->row + R->TermWin.saveLines; 3179
3180 row = mark->row;
2889 col = mark->col; 3181 col = max (mark->col, 0);
2890 MAX_IT(col, 0); 3182
2891/* find the edge of a word */ 3183 /* find the edge of a word */
2892 stp = &(R->screen.text[row][col]); 3184 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2893 w1 = DELIMIT_TEXT(*stp); 3185 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2894 3186
2895 if (R->selection_style != NEW_SELECT) { 3187 for (;;)
2896 if (w1 == 1) { 3188 {
3189 for (; col != bound.col; col += dirnadd)
3190 {
2897 stp += dirnadd; 3191 stp += dirnadd;
2898 if (DELIMIT_TEXT(*stp) == 1)
2899 goto Old_Word_Selection_You_Die;
2900 col += dirnadd;
2901 }
2902 w1 = 0;
2903 }
2904 srp = (&R->screen.rend[row][col]);
2905 w2 = DELIMIT_REND(*srp);
2906
2907 for (;;) {
2908 for (; col != bound.col; col += dirnadd) {
2909 stp += dirnadd; 3192 srp += dirnadd;
3193
3194 if (*stp == NOCHAR)
3195 continue;
3196
2910 if (DELIMIT_TEXT(*stp) != w1) 3197 if (DELIMIT_TEXT (*stp) != w1)
3198 break;
3199 if (DELIMIT_REND (*srp) != w2)
3200 break;
3201 }
3202
3203 if ((col == bound.col) && (row != bound.row))
3204 {
3205 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3206 {
3207 trow = row + dirnadd;
3208 tcol = dirn == UP ? ncol - 1 : 0;
3209
3210 if (!ROW(trow).t)
2911 break; 3211 break;
2912 srp += dirnadd; 3212
2913 if (DELIMIT_REND(*srp) != w2) 3213 stp = ROW(trow).t + tcol;
3214 srp = ROW(trow).r + tcol;
3215
3216 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2914 break; 3217 break;
2915 } 3218
2916 if ((col == bound.col) && (row != bound.row)) {
2917 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2918 trow = row + dirnadd;
2919 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2920 if (R->screen.text[trow] == NULL)
2921 break;
2922 stp = &(R->screen.text[trow][tcol]);
2923 srp = &(R->screen.rend[trow][tcol]);
2924 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2925 break;
2926 row = trow; 3219 row = trow;
2927 col = tcol; 3220 col = tcol;
2928 continue; 3221 continue;
2929 } 3222 }
2930 } 3223 }
2931 break; 3224 break;
2932 } 3225 }
2933 Old_Word_Selection_You_Die:
2934 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));
2935 3226
2936 if (dirn == DN) 3227 if (dirn == DN)
2937 col++; /* put us on one past the end */ 3228 col++; /* put us on one past the end */
2938 3229
2939/* Poke the values back in */ 3230 /* Poke the values back in */
2940 ret->row = row - R->TermWin.saveLines; 3231 ret->row = row;
2941 ret->col = col; 3232 ret->col = col;
2942} 3233}
2943 3234
2944/* ------------------------------------------------------------------------- */ 3235/* ------------------------------------------------------------------------- */
2945/* 3236/*
2946 * Extend the selection to the specified x/y pixel location 3237 * Extend the selection to the specified x/y pixel location
… …
2948 * flag == 0 ==> button 1 3239 * flag == 0 ==> button 1
2949 * flag == 1 ==> button 3 press 3240 * flag == 1 ==> button 3 press
2950 * flag == 2 ==> button 3 motion 3241 * flag == 2 ==> button 3 motion
2951 */ 3242 */
2952void 3243void
2953rxvt_term::selection_extend (int x, int y, int flag) 3244rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2954{ 3245{
2955 int col, row; 3246 int col = clamp (Pixel2Col (x), 0, ncol);
3247 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2956 3248
2957 col = Pixel2Col(x);
2958 row = Pixel2Row(y);
2959 MAX_IT(row, 0);
2960 MIN_IT(row, (int)TermWin.nrow - 1);
2961 MAX_IT(col, 0);
2962 MIN_IT(col, (int)TermWin.ncol);
2963
2964#ifndef NO_NEW_SELECTION
2965 /* 3249 /*
2966 * If we're selecting characters (single click) then we must check first 3250 * If we're selecting characters (single click) then we must check first
2967 * if we are at the same place as the original mark. If we are then 3251 * if we are at the same place as the original mark. If we are then
2968 * select nothing. Otherwise, if we're to the right of the mark, you have to 3252 * select nothing. Otherwise, if we're to the right of the mark, you have to
2969 * be _past_ a character for it to be selected. 3253 * be _past_ a character for it to be selected.
2970 */ 3254 */
2971 if (selection_style != OLD_SELECT)
2972 {
2973 if (((selection.clicks % 3) == 1) && !flag 3255 if (((selection.clicks % 3) == 1) && !flag
2974 && (col == selection.mark.col 3256 && (col == selection.mark.col
2975 && (row == selection.mark.row + TermWin.view_start))) 3257 && (row == selection.mark.row - view_start)))
2976 { 3258 {
2977 /* select nothing */ 3259 /* select nothing */
2978 selection.beg.row = selection.end.row = 0; 3260 selection.beg.row = selection.end.row = 0;
2979 selection.beg.col = selection.end.col = 0; 3261 selection.beg.col = selection.end.col = 0;
2980 selection.clicks = 4; 3262 selection.clicks = 4;
2981 want_refresh = 1; 3263 want_refresh = 1;
2982 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2983 return; 3264 return;
2984 }
2985 } 3265 }
2986#endif 3266
2987 if (selection.clicks == 4) 3267 if (selection.clicks == 4)
2988 selection.clicks = 1; 3268 selection.clicks = 1;
2989 3269
2990 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3270 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2991 flag == 1 ? 1 : 0, /* ? button press */ 3271 flag == 1 ? 1 : 0, /* ? button press */
2992 0); /* no click change */ 3272 0); /* no click change */
2993} 3273}
2994 3274
2995/* ------------------------------------------------------------------------- */ 3275/* ------------------------------------------------------------------------- */
2996/* 3276/*
2997 * Extend the selection to the specified col/row 3277 * Extend the selection to the specified col/row
2998 */ 3278 */
2999/* INTPROTO */
3000void 3279void
3001rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3280rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3002{ 3281{
3003 int16_t ncol = R->TermWin.ncol;
3004 int end_col;
3005 row_col_t pos; 3282 row_col_t pos;
3006 enum { 3283 enum {
3007 LEFT, RIGHT 3284 LEFT, RIGHT
3008 } closeto = RIGHT; 3285 } closeto = RIGHT;
3009 3286
3010 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));
3011 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));
3012
3013 R->want_refresh = 1; 3287 want_refresh = 1;
3288
3014 switch (R->selection.op) { 3289 switch (selection.op)
3290 {
3015 case SELECTION_INIT: 3291 case SELECTION_INIT:
3016 CLEAR_SELECTION(R); 3292 CLEAR_SELECTION ();
3017 R->selection.op = SELECTION_BEGIN; 3293 selection.op = SELECTION_BEGIN;
3018 /* FALLTHROUGH */ 3294 /* FALLTHROUGH */
3019 case SELECTION_BEGIN: 3295 case SELECTION_BEGIN:
3020 if (row != R->selection.mark.row || col != R->selection.mark.col 3296 if (row != selection.mark.row || col != selection.mark.col
3021 || (!button3 && buttonpress)) 3297 || (!button3 && buttonpress))
3022 R->selection.op = SELECTION_CONT; 3298 selection.op = SELECTION_CONT;
3023 break; 3299 break;
3024 case SELECTION_DONE: 3300 case SELECTION_DONE:
3025 R->selection.op = SELECTION_CONT; 3301 selection.op = SELECTION_CONT;
3026 /* FALLTHROUGH */ 3302 /* FALLTHROUGH */
3027 case SELECTION_CONT: 3303 case SELECTION_CONT:
3028 break; 3304 break;
3029 case SELECTION_CLEAR: 3305 case SELECTION_CLEAR:
3030 rxvt_selection_start_colrow(aR_ col, row); 3306 selection_start_colrow (col, row);
3031 /* FALLTHROUGH */ 3307 /* FALLTHROUGH */
3032 default: 3308 default:
3033 return; 3309 return;
3034 } 3310 }
3311
3035 if (R->selection.beg.col == R->selection.end.col 3312 if (selection.beg.col == selection.end.col
3036 && R->selection.beg.col != R->selection.mark.col 3313 && selection.beg.col != selection.mark.col
3037 && R->selection.beg.row == R->selection.end.row 3314 && selection.beg.row == selection.end.row
3038 && R->selection.beg.row != R->selection.mark.row) { 3315 && selection.beg.row != selection.mark.row)
3316 {
3039 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3317 selection.beg.col = selection.end.col = selection.mark.col;
3040 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3318 selection.beg.row = selection.end.row = selection.mark.row;
3041 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));
3042 } 3319 }
3043 3320
3044 pos.col = col; 3321 pos.col = col;
3045 pos.row = row; 3322 pos.row = view_start + row;
3046 3323
3047 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3324 /*
3048 3325 * This is mainly xterm style selection with a couple of differences, mainly
3049#ifndef NO_OLD_SELECTION 3326 * in the way button3 drag extension works.
3050/* 3327 * We're either doing: button1 drag; button3 press; or button3 drag
3051 * This mimics some of the selection behaviour of version 2.20 and before. 3328 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3052 * There are no ``selection modes'', button3 is always character extension. 3329 * is always at the left/right edge of the selection.
3053 * Note: button3 drag is always available, c.f. v2.20 3330 * b) button3 press: extend/contract character/word/line at whichever edge of
3054 * Selection always terminates (left or right as appropriate) at the mark. 3331 * the selection we are closest to.
3332 * c) button3 drag : extend/contract character/word/line - we select around
3333 * a point/word/line which is either the start or end of the selection
3334 * and it was decided by whichever point/word/line was `fixed' at the
3335 * time of the most recent button3 press
3055 */ 3336 */
3056 if (R->selection_style == OLD_SELECT) { 3337 if (button3 && buttonpress)
3057 if (R->selection.clicks == 1 || button3) { 3338 {
3058 if (R->hate_those_clicks) { 3339 /* button3 press */
3059 R->hate_those_clicks = 0; 3340 /*
3060 if (R->selection.clicks == 1) { 3341 * first determine which edge of the selection we are closest to
3061 R->selection.beg.row = R->selection.mark.row; 3342 */
3062 R->selection.beg.col = R->selection.mark.col; 3343 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3063 } else { 3344 || (!ROWCOL_IS_AFTER (pos, selection.end)
3345 && (((pos.col - selection.beg.col)
3346 + ((pos.row - selection.beg.row) * ncol))
3347 < ((selection.end.col - pos.col)
3348 + ((selection.end.row - pos.row) * ncol)))))
3349 closeto = LEFT;
3350
3351 if (closeto == LEFT)
3352 {
3353 selection.beg.row = pos.row;
3354 selection.beg.col = pos.col;
3355 selection.mark.row = selection.end.row;
3356 selection.mark.col = selection.end.col - (selection.clicks == 2);
3357 }
3358 else
3359 {
3360 selection.end.row = pos.row;
3361 selection.end.col = pos.col;
3064 R->selection.mark.row = R->selection.beg.row; 3362 selection.mark.row = selection.beg.row;
3065 R->selection.mark.col = R->selection.beg.col; 3363 selection.mark.col = selection.beg.col;
3364 }
3365 }
3366 else
3367 {
3368 /* button1 drag or button3 drag */
3369 if (ROWCOL_IS_AFTER (selection.mark, pos))
3370 {
3371 if (selection.mark.row == selection.end.row
3372 && selection.mark.col == selection.end.col
3373 && clickchange
3374 && selection.clicks == 2)
3375 selection.mark.col--;
3376
3377 selection.beg.row = pos.row;
3378 selection.beg.col = pos.col;
3379 selection.end.row = selection.mark.row;
3380 selection.end.col = selection.mark.col + (selection.clicks == 2);
3381 }
3382 else
3383 {
3384 selection.beg.row = selection.mark.row;
3385 selection.beg.col = selection.mark.col;
3386 selection.end.row = pos.row;
3387 selection.end.col = pos.col;
3388 }
3389 }
3390
3391 if (selection.clicks == 1)
3392 {
3393 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3394 && !ROW(selection.beg.row).is_longer ()
3395#if !ENABLE_MINIMAL
3396 && !selection.rect
3397#endif
3398 )
3399 selection.beg.col = ncol;
3400
3401 if (
3402 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3403 && !ROW(selection.end.row).is_longer ()
3404#if !ENABLE_MINIMAL
3405 && !selection.rect
3406#endif
3407 )
3408 selection.end.col = ncol;
3409 }
3410 else if (selection.clicks == 2)
3411 {
3412 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3413 selection.end.col--;
3414
3415 selection_delimit_word (UP, &selection.beg, &selection.beg);
3416 selection_delimit_word (DN, &selection.end, &selection.end);
3417 }
3418 else if (selection.clicks == 3)
3419 {
3420#if ENABLE_FRILLS
3421 if (option (Opt_tripleclickwords))
3422 {
3423 selection_delimit_word (UP, &selection.beg, &selection.beg);
3424
3425 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3426 {
3427 if (!ROW(end_row).is_longer ())
3428 {
3429 selection.end.row = end_row;
3430 selection.end.col = ROW(end_row).l;
3431# if !ENABLE_MINIMAL
3432 selection_remove_trailing_spaces ();
3433# endif
3434 break;
3066 } 3435 }
3067 } 3436 }
3068 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3069 R->selection.end.row = R->selection.mark.row;
3070 R->selection.end.col = R->selection.mark.col + 1;
3071 R->selection.beg.row = pos.row;
3072 R->selection.beg.col = pos.col;
3073 } else {
3074 R->selection.beg.row = R->selection.mark.row;
3075 R->selection.beg.col = R->selection.mark.col;
3076 R->selection.end.row = pos.row;
3077 R->selection.end.col = pos.col + 1;
3078 } 3437 }
3079 } else if (R->selection.clicks == 2) { 3438 else
3080 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3439#endif
3081 &(R->selection.beg)); 3440 {
3082 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3441 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3083 &(R->selection.end)); 3442 selection.mark.col++;
3084 R->hate_those_clicks = 1; 3443
3085 } else if (R->selection.clicks == 3) {
3086 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3087 R->selection.beg.col = 0; 3444 selection.beg.col = 0;
3088 R->selection.end.col = ncol; 3445 selection.end.col = ncol;
3089 R->hate_those_clicks = 1; 3446
3090 } 3447 // select a complete logical line
3091 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)); 3448 while (selection.beg.row > -saveLines
3092 return; 3449 && ROW(selection.beg.row - 1).is_longer ())
3093 } 3450 selection.beg.row--;
3094#endif /* ! NO_OLD_SELECTION */ 3451
3095#ifndef NO_NEW_SELECTION 3452 while (selection.end.row < nrow
3096/* selection_style must not be OLD_SELECT to get here */ 3453 && ROW(selection.end.row).is_longer ())
3097/* 3454 selection.end.row++;
3098 * This is mainly xterm style selection with a couple of differences, mainly
3099 * in the way button3 drag extension works.
3100 * We're either doing: button1 drag; button3 press; or button3 drag
3101 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3102 * is always at the left/right edge of the R->selection.
3103 * b) button3 press: extend/contract character/word/line at whichever edge of
3104 * the selection we are closest to.
3105 * c) button3 drag : extend/contract character/word/line - we select around
3106 * a point/word/line which is either the start or end of the selection
3107 * and it was decided by whichever point/word/line was `fixed' at the
3108 * time of the most recent button3 press
3109 */
3110 if (button3 && buttonpress) { /* button3 press */
3111 /* 3455 }
3112 * first determine which edge of the selection we are closest to 3456 }
3113 */ 3457
3114 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3458 if (button3 && buttonpress)
3115 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3459 {
3116 && (((pos.col - R->selection.beg.col) 3460 /* mark may need to be changed */
3117 + ((pos.row - R->selection.beg.row) * ncol))
3118 < ((R->selection.end.col - pos.col)
3119 + ((R->selection.end.row - pos.row) * ncol)))))
3120 closeto = LEFT;
3121 if (closeto == LEFT) { 3461 if (closeto == LEFT)
3122 R->selection.beg.row = pos.row; 3462 {
3123 R->selection.beg.col = pos.col;
3124 R->selection.mark.row = R->selection.end.row; 3463 selection.mark.row = selection.end.row;
3125 R->selection.mark.col = R->selection.end.col 3464 selection.mark.col = selection.end.col - (selection.clicks == 2);
3126 - (R->selection.clicks == 2); 3465 }
3127 } else { 3466 else
3128 R->selection.end.row = pos.row; 3467 {
3129 R->selection.end.col = pos.col;
3130 R->selection.mark.row = R->selection.beg.row; 3468 selection.mark.row = selection.beg.row;
3131 R->selection.mark.col = R->selection.beg.col; 3469 selection.mark.col = selection.beg.col;
3132 }
3133 } else { /* button1 drag or button3 drag */
3134 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3135 if ((R->selection.mark.row == R->selection.end.row)
3136 && (R->selection.mark.col == R->selection.end.col)
3137 && clickchange && R->selection.clicks == 2)
3138 R->selection.mark.col--;
3139 R->selection.beg.row = pos.row;
3140 R->selection.beg.col = pos.col;
3141 R->selection.end.row = R->selection.mark.row;
3142 R->selection.end.col = R->selection.mark.col
3143 + (R->selection.clicks == 2);
3144 } else {
3145 R->selection.beg.row = R->selection.mark.row;
3146 R->selection.beg.col = R->selection.mark.col;
3147 R->selection.end.row = pos.row;
3148 R->selection.end.col = pos.col;
3149 }
3150 }
3151
3152 if (R->selection.clicks == 1) {
3153 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3154 if (end_col != -1 && R->selection.beg.col > end_col) {
3155#if 1
3156 R->selection.beg.col = ncol;
3157#else
3158 if (R->selection.beg.row != R->selection.end.row)
3159 R->selection.beg.col = ncol;
3160 else
3161 R->selection.beg.col = R->selection.mark.col;
3162#endif
3163 }
3164 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3165 if (end_col != -1 && R->selection.end.col > end_col)
3166 R->selection.end.col = ncol;
3167
3168 } else if (R->selection.clicks == 2) {
3169 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3170 R->selection.end.col--;
3171 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3172 &(R->selection.beg));
3173 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3174 &(R->selection.end));
3175 } else if (R->selection.clicks == 3) {
3176#ifndef NO_FRILLS
3177 if ((R->Options & Opt_tripleclickwords)) {
3178 int end_row;
3179
3180 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3181 &(R->selection.beg));
3182 end_row = R->screen.tlen[R->selection.mark.row
3183 + R->TermWin.saveLines];
3184 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3185 end_row++) {
3186 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3187 if (end_col != -1) {
3188 R->selection.end.row = end_row;
3189 R->selection.end.col = end_col;
3190 rxvt_selection_remove_trailing_spaces(aR);
3191 break;
3192 }
3193 }
3194 } else
3195#endif
3196 { 3470 }
3197 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3198 R->selection.mark.col++;
3199 R->selection.beg.col = 0;
3200 R->selection.end.col = ncol;
3201 }
3202 } 3471 }
3203 if (button3 && buttonpress) { /* mark may need to be changed */
3204 if (closeto == LEFT) {
3205 R->selection.mark.row = R->selection.end.row;
3206 R->selection.mark.col = R->selection.end.col
3207 - (R->selection.clicks == 2);
3208 } else {
3209 R->selection.mark.row = R->selection.beg.row;
3210 R->selection.mark.col = R->selection.beg.col;
3211 }
3212 }
3213 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));
3214#endif /* ! NO_NEW_SELECTION */
3215}
3216 3472
3217#ifndef NO_FRILLS 3473#if !ENABLE_MINIMAL
3218/* INTPROTO */ 3474 if (selection.rect && selection.beg.col > selection.end.col)
3475 ::swap (selection.beg.col, selection.end.col);
3476#endif
3477}
3478
3479#if !ENABLE_MINIMAL
3219void 3480void
3220rxvt_selection_remove_trailing_spaces(pR) 3481rxvt_term::selection_remove_trailing_spaces () NOTHROW
3221{ 3482{
3222 int32_t end_col, end_row; 3483 int32_t end_col, end_row;
3223 text_t *stp; 3484 text_t *stp;
3224 3485
3225 end_col = R->selection.end.col; 3486 end_col = selection.end.col;
3226 end_row = R->selection.end.row; 3487 end_row = selection.end.row;
3488
3227 for ( ; end_row >= R->selection.beg.row; ) { 3489 for (; end_row >= selection.beg.row; )
3228 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3490 {
3491 stp = ROW(end_row).t;
3492
3229 while (--end_col >= 0) { 3493 while (--end_col >= 0)
3230 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3231 break;
3232 } 3494 {
3233 if (end_col >= 0 3495 if (stp[end_col] != NOCHAR
3234 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3496 && !unicode::is_space (stp[end_col]))
3235 R->selection.end.col = end_col + 1;
3236 R->selection.end.row = end_row;
3237 break; 3497 break;
3238 } 3498 }
3499
3500 if (end_col >= 0
3501 || !ROW(end_row - 1).is_longer ())
3502 {
3503 selection.end.col = end_col + 1;
3504 selection.end.row = end_row;
3505 break;
3506 }
3507
3239 end_row--; 3508 end_row--;
3240 end_col = R->TermWin.ncol; 3509 end_col = ncol;
3241 } 3510 }
3511
3242 if (R->selection.mark.row > R->selection.end.row) { 3512 if (selection.mark.row > selection.end.row)
3513 {
3243 R->selection.mark.row = R->selection.end.row; 3514 selection.mark.row = selection.end.row;
3244 R->selection.mark.col = R->selection.end.col; 3515 selection.mark.col = selection.end.col;
3516 }
3245 } else if (R->selection.mark.row == R->selection.end.row 3517 else if (selection.mark.row == selection.end.row
3246 && R->selection.mark.col > R->selection.end.col) 3518 && selection.mark.col > selection.end.col)
3247 R->selection.mark.col = R->selection.end.col; 3519 selection.mark.col = selection.end.col;
3248} 3520}
3249#endif 3521#endif
3250 3522
3251/* ------------------------------------------------------------------------- */ 3523/* ------------------------------------------------------------------------- */
3252/* 3524/*
3253 * Double click on button 3 when already selected 3525 * Double click on button 3 when already selected
3254 * EXT: button 3 double click 3526 * EXT: button 3 double click
3255 */ 3527 */
3256void 3528void
3257rxvt_term::selection_rotate (int x, int y) 3529rxvt_term::selection_rotate (int x, int y) NOTHROW
3258{ 3530{
3259 selection.clicks = selection.clicks % 3 + 1; 3531 selection.clicks = selection.clicks % 3 + 1;
3260 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3532 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3261} 3533}
3262
3263/* ------------------------------------------------------------------------- */
3264/*
3265 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3266 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3267 * the X11 protocol.
3268 */
3269typedef CARD32 Atom32;
3270 3534
3271/* ------------------------------------------------------------------------- */ 3535/* ------------------------------------------------------------------------- */
3272/* 3536/*
3273 * Respond to a request for our current selection 3537 * Respond to a request for our current selection
3274 * EXT: SelectionRequest 3538 * EXT: SelectionRequest
3275 */ 3539 */
3276/* EXTPROTO */
3277void 3540void
3278rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3541rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3279{ 3542{
3280 XSelectionEvent ev; 3543 XSelectionEvent ev;
3544
3545 ev.type = SelectionNotify;
3546 ev.property = None;
3547 ev.display = rq.display;
3548 ev.requestor = rq.requestor;
3549 ev.selection = rq.selection;
3550 ev.target = rq.target;
3551 ev.time = rq.time;
3552
3553 if (rq.target == xa[XA_TARGETS])
3554 {
3555 Atom target_list[6];
3556 Atom *target = target_list;
3557
3558 *target++ = xa[XA_TARGETS];
3559 *target++ = xa[XA_TIMESTAMP];
3560 *target++ = XA_STRING;
3561 *target++ = xa[XA_TEXT];
3562 *target++ = xa[XA_COMPOUND_TEXT];
3563#if X_HAVE_UTF8_STRING
3564 *target++ = xa[XA_UTF8_STRING];
3565#endif
3566
3567 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3568 32, PropModeReplace,
3569 (unsigned char *)target_list, target - target_list);
3570 ev.property = rq.property;
3571 }
3572#if TODO // TODO
3573 else if (rq.target == xa[XA_MULTIPLE])
3574 {
3575 /* TODO: Handle MULTIPLE */
3576 }
3577#endif
3578 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3579 {
3580 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3581 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3582 ev.property = rq.property;
3583 }
3584 else if (rq.target == XA_STRING
3585 || rq.target == xa[XA_TEXT]
3586 || rq.target == xa[XA_COMPOUND_TEXT]
3587 || rq.target == xa[XA_UTF8_STRING]
3588 )
3589 {
3590 XTextProperty ct;
3591 Atom target = rq.target;
3592 short freect = 0;
3593 int selectlen;
3594 wchar_t *cl;
3595 enum {
3596 enc_string = XStringStyle,
3597 enc_text = XStdICCTextStyle,
3598 enc_compound_text = XCompoundTextStyle,
3599#ifdef X_HAVE_UTF8_STRING
3600 enc_utf8 = XUTF8StringStyle,
3601#else
3602 enc_utf8 = -1,
3603#endif
3604 } style;
3605
3606 if (target == XA_STRING)
3607 // we actually don't do XA_STRING, but who cares, as i18n clients
3608 // will ask for another format anyways.
3609 style = enc_string;
3610 else if (target == xa[XA_TEXT])
3611 style = enc_text;
3612 else if (target == xa[XA_COMPOUND_TEXT])
3613 style = enc_compound_text;
3614#if !ENABLE_MINIMAL
3615 else if (target == xa[XA_UTF8_STRING])
3616 style = enc_utf8;
3617#endif
3618 else
3619 {
3620 target = xa[XA_COMPOUND_TEXT];
3621 style = enc_compound_text;
3622 }
3623
3624 if (selection.text)
3625 {
3626 cl = selection.text;
3627 selectlen = selection.len;
3628 }
3629 else
3630 {
3631 cl = L"";
3632 selectlen = 0;
3633 }
3634
3635#if !ENABLE_MINIMAL
3636 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3637 // so recode it manually
3638 if (style == enc_utf8)
3639 {
3640 freect = 1;
3641 ct.encoding = target;
3642 ct.format = 8;
3643 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3644 ct.nitems = strlen ((char *)ct.value);
3645 }
3646 else
3647#endif
3648 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3649 freect = 1;
3650 else
3651 {
3652 /* if we failed to convert then send it raw */
3653 ct.value = (unsigned char *)cl;
3654 ct.nitems = selectlen;
3655 ct.encoding = target;
3656 }
3657
3658 XChangeProperty (dpy, rq.requestor, rq.property,
3659 ct.encoding, 8, PropModeReplace,
3660 ct.value, (int)ct.nitems);
3661 ev.property = rq.property;
3662
3663 if (freect)
3664 XFree (ct.value);
3665 }
3666
3667 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3668}
3669
3670/* ------------------------------------------------------------------------- */
3281#ifdef USE_XIM 3671#ifdef USE_XIM
3282 Atom32 target_list[4];
3283#else
3284 Atom32 target_list[3];
3285#endif
3286 Atom target;
3287 XTextProperty ct;
3288 XICCEncodingStyle style;
3289 char *cl[2], dummy[1];
3290
3291 ev.type = SelectionNotify;
3292 ev.property = None;
3293 ev.display = rq->display;
3294 ev.requestor = rq->requestor;
3295 ev.selection = rq->selection;
3296 ev.target = rq->target;
3297 ev.time = rq->time;
3298
3299 if (rq->target == R->xa[XA_TARGETS]) {
3300 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3301 target_list[1] = (Atom32) XA_STRING;
3302 target_list[2] = (Atom32) R->xa[XA_TEXT];
3303#ifdef USE_XIM
3304 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3305#endif
3306 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3307 (8 * sizeof(target_list[0])), PropModeReplace,
3308 (unsigned char *)target_list,
3309 (sizeof(target_list) / sizeof(target_list[0])));
3310 ev.property = rq->property;
3311 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3312 /* TODO: Handle MULTIPLE */
3313 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3314 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3315 (8 * sizeof(Time)), PropModeReplace,
3316 (unsigned char *)&R->selection_time, 1);
3317 ev.property = rq->property;
3318 } else if (rq->target == XA_STRING
3319 || rq->target == R->xa[XA_COMPOUND_TEXT]
3320 || rq->target == R->xa[XA_TEXT]) {
3321#ifdef USE_XIM
3322 short freect = 0;
3323#endif
3324 int selectlen;
3325
3326#ifdef USE_XIM
3327 if (rq->target != XA_STRING) {
3328 target = R->xa[XA_COMPOUND_TEXT];
3329 style = (rq->target == R->xa[XA_COMPOUND_TEXT])
3330 ? XCompoundTextStyle : XStdICCTextStyle;
3331 } else
3332#endif
3333 {
3334 target = XA_STRING;
3335 style = XStringStyle;
3336 }
3337 if (R->selection.text) {
3338 cl[0] = (char *)R->selection.text;
3339 selectlen = R->selection.len;
3340 } else {
3341 cl[0] = dummy;
3342 *dummy = '\0';
3343 selectlen = 0;
3344 }
3345#ifdef USE_XIM
3346 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3347 == Success) /* if we failed to convert then send it raw */
3348 freect = 1;
3349 else
3350#endif
3351 {
3352 ct.value = (unsigned char *)cl[0];
3353 ct.nitems = selectlen;
3354 }
3355 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3356 target, 8, PropModeReplace,
3357 ct.value, (int)ct.nitems);
3358 ev.property = rq->property;
3359#ifdef USE_XIM
3360 if (freect)
3361 XFree(ct.value);
3362#endif
3363 }
3364 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev);
3365}
3366
3367/* ------------------------------------------------------------------------- *
3368 * MOUSE ROUTINES *
3369 * ------------------------------------------------------------------------- */
3370
3371/*
3372 * return col/row values corresponding to x/y pixel values
3373 */
3374void 3672void
3375rxvt_term::pixel_position (int *x, int *y)
3376{
3377 *x = Pixel2Col(*x);
3378 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3379 *y = Pixel2Row(*y);
3380 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3381}
3382
3383/* ------------------------------------------------------------------------- */
3384#ifdef USE_XIM
3385void
3386rxvt_term::set_position (XPoint *pos) 3673rxvt_term::im_set_position (XPoint &pos) NOTHROW
3387{ 3674{
3388 XWindowAttributes xwa; 3675 XWindowAttributes xwa;
3389 3676
3390 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3677 XGetWindowAttributes (dpy, vt, &xwa);
3678
3391 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3679 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3392 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3680 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3393} 3681}
3394
3395#endif 3682#endif
3396/* ------------------------------------------------------------------------- */ 3683
3397 3684#if ENABLE_OVERLAY
3685void
3686rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3687{
3688 if (nrow < 1 || ncol < 1)
3689 return;
3690
3691 want_refresh = 1;
3692
3693 scr_overlay_off ();
3694
3695 if (x < 0) x = ncol - w;
3696 if (y < 0) y = nrow - h;
3697
3698 // make space for border
3699 w += 2; min_it (w, ncol);
3700 h += 2; min_it (h, nrow);
3701
3702 x -= 1; clamp_it (x, 0, ncol - w);
3703 y -= 1; clamp_it (y, 0, nrow - h);
3704
3705 ov_x = x; ov_y = y;
3706 ov_w = w; ov_h = h;
3707
3708 ov_text = new text_t *[h];
3709 ov_rend = new rend_t *[h];
3710
3711 for (y = 0; y < h; y++)
3712 {
3713 text_t *tp = ov_text[y] = new text_t[w];
3714 rend_t *rp = ov_rend[y] = new rend_t[w];
3715
3716 text_t t0, t1, t2;
3717 rend_t r = OVERLAY_RSTYLE;
3718
3719 if (y == 0)
3720 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3721 else if (y < h - 1)
3722 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3723 else
3724 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3725
3726 *tp++ = t0;
3727 *rp++ = r;
3728
3729 for (x = w - 2; x > 0; --x)
3730 {
3731 *tp++ = t1;
3732 *rp++ = r;
3733 }
3734
3735 *tp = t2;
3736 *rp = r;
3737 }
3738}
3739
3740void
3741rxvt_term::scr_overlay_off () NOTHROW
3742{
3743 if (!ov_text)
3744 return;
3745
3746 want_refresh = 1;
3747
3748 for (int y = 0; y < ov_h; y++)
3749 {
3750 delete [] ov_text[y];
3751 delete [] ov_rend[y];
3752 }
3753
3754 delete [] ov_text; ov_text = 0;
3755 delete [] ov_rend; ov_rend = 0;
3756}
3757
3758void
3759rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3760{
3761 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3762 return;
3763
3764 x++, y++;
3765
3766 ov_text[y][x] = text;
3767 ov_rend[y][x] = rend;
3768}
3769
3770void
3771rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3772{
3773 while (*s)
3774 scr_overlay_set (x++, y, *s++);
3775}
3776
3777void
3778rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3779{
3780 while (*s)
3781 {
3782 text_t t = *s++;
3783 int width = WCWIDTH (t);
3784
3785 while (width--)
3786 {
3787 scr_overlay_set (x++, y, t);
3788 t = NOCHAR;
3789 }
3790 }
3791}
3792
3793void
3794rxvt_term::scr_swap_overlay () NOTHROW
3795{
3796 if (!ov_text)
3797 return;
3798
3799 // swap screen mem with overlay
3800 for (int y = ov_h; y--; )
3801 {
3802 text_t *t1 = ov_text[y];
3803 rend_t *r1 = ov_rend[y];
3804
3805 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3806 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3807
3808 for (int x = ov_w; x--; )
3809 {
3810 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3811 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3812 }
3813 }
3814}
3815
3816#endif
3398/* ------------------------------------------------------------------------- * 3817/* ------------------------------------------------------------------------- */
3399 * DEBUG ROUTINES *
3400 * ------------------------------------------------------------------------- */
3401#if 0
3402/* INTPROTO */
3403void
3404rxvt_debug_colors(void)
3405{
3406 int color;
3407 const char *name[] = {
3408 "fg", "bg",
3409 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3410 };
3411 3818
3412 fprintf(stderr, "Color ( ");
3413 if (R->rstyle & RS_RVid)
3414 fprintf(stderr, "rvid ");
3415 if (R->rstyle & RS_Bold)
3416 fprintf(stderr, "bold ");
3417 if (R->rstyle & RS_Blink)
3418 fprintf(stderr, "blink ");
3419 if (R->rstyle & RS_Uline)
3420 fprintf(stderr, "uline ");
3421 fprintf(stderr, "): ");
3422
3423 color = GET_FGCOLOR(R->rstyle);
3424#ifndef NO_BRIGHTCOLOR
3425 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3426 color -= (minBrightCOLOR - minCOLOR);
3427 fprintf(stderr, "bright ");
3428 }
3429#endif
3430 fprintf(stderr, "%s on ", name[color]);
3431
3432 color = GET_BGCOLOR(R->rstyle);
3433#ifndef NO_BRIGHTCOLOR
3434 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3435 color -= (minBrightCOLOR - minCOLOR);
3436 fprintf(stderr, "bright ");
3437 }
3438#endif
3439 fprintf(stderr, "%s\n", name[color]);
3440}
3441#endif

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