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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.13 by pcg, Wed Dec 24 09:22:29 2003 UTC vs.
Revision 1.176 by root, Tue Dec 20 20:58:31 2005 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*--------------------------------*-C-*--------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.13 2003/12/24 09:22:29 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) 2003-2004 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 */
30 29
31#include <X11/Xmd.h> /* get the typedef for CARD32 */ 30#include <X11/Xmd.h> /* get the typedef for CARD32 */
32 31
33#include <stdint.h> 32#include <inttypes.h>
34#include <wchar.h>
35 33
36#include "salloc.C" // HACK!! 34#include "salloc.C" // HACK, should be a seperate compile!
37 35
38inline void fill_text (text_t *start, text_t value, int len) 36inline void fill_text (text_t *start, text_t value, int len)
39{ 37{
40 while (len--) 38 while (len--)
41 *start++ = value; 39 *start++ = value;
42} 40}
43 41
44/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384 43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */ 45#define TABSIZE 8 /* default tab size */
47 46
48/* ------------------------------------------------------------------------- * 47/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 49 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 50#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 51 if (options & Opt_scrollTtyOutput) \
53 (R)->TermWin.view_start = 0 52 view_start = 0
54#define CLEAR_SELECTION(R) \ 53#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 54 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 56#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 57 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 58 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 59 = selection.end.row = selection.end.col = 0
61 60
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 62 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 64 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 66 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 68 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 70 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 71#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 72 (((A) == (C)) && ((B) <= (D)))
74 73
75/* these must be row_col_t */ 74/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 75#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 77#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 83#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) 84 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) \ 85#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) 86 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
87
88#define LINENO(n) (((n) + term_start + total_rows) % total_rows)
89#define ROW(n) (save [LINENO (n)])
88 90
89/* 91/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row> 92 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 93 * 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 94 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 95 */
94#define drawBuffer TermWin.vt 96#define drawBuffer vt
95 97
96#define CLEAR_ROWS(row, num) \ 98#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \ 99 if (mapped) \
98 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \ 100 XClearArea (display->display, drawBuffer, 0, \
99 Row2Pixel(row), (unsigned int)TermWin.width, \ 101 Row2Pixel (row), (unsigned int)width, \
100 (unsigned int)Height2Pixel(num), False) 102 (unsigned int)Height2Pixel (num), False)
101 103
102#define CLEAR_CHARS(x, y, num) \ 104#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 105 if (mapped) \
104 XClearArea (Xdisplay, drawBuffer, x, y, \ 106 XClearArea (display->display, drawBuffer, x, y, \
105 (unsigned int)Width2Pixel(num), \ 107 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 108 (unsigned int)Height2Pixel (1), False)
107 109
108#define ERASE_ROWS(row, num) \ 110#define ERASE_ROWS(row, num) \
109 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \ 111 XFillRectangle (display->display, drawBuffer, gc, \
110 TermWin.int_bwidth, Row2Pixel(row), \ 112 0, Row2Pixel (row), \
111 (unsigned int)TermWin.width, \ 113 (unsigned int)width, \
112 (unsigned int)Height2Pixel(num)) 114 (unsigned int)Height2Pixel (num))
113 115
114/* ------------------------------------------------------------------------- * 116/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 117 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 118 * ------------------------------------------------------------------------- */
119
117/* Fill part/all of a line with blanks. */ 120/* Fill part/all of a line with blanks. */
118void 121void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 122rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs)
120{ 123{
124 if (!l.t)
125 {
126 lalloc (l);
127 col = 0;
128 width = ncol;
129 }
130
121 efs &= ~RS_baseattrMask; 131 efs &= ~RS_baseattrMask;
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
133
134 text_t *et = l.t + col;
135 rend_t *er = l.r + col;
123 136
124 while (width--) 137 while (width--)
125 { 138 {
126 *et++ = ' '; 139 *et++ = ' ';
127 *er++ = efs; 140 *er++ = efs;
… …
129} 142}
130 143
131/* ------------------------------------------------------------------------- */ 144/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 145/* Fill a full line with blanks - make sure it is allocated first */
133void 146void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 147rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs)
135{ 148{
136#ifdef DEBUG_STRICT 149 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
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs);
146} 150}
147 151
148/* ------------------------------------------------------------------------- * 152/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 153 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 154 * ------------------------------------------------------------------------- */
151void 155void
152rxvt_term::scr_reset () 156rxvt_term::scr_reset ()
153{ 157{
154 unsigned int ncol, nrow, total_rows, prev_total_rows;
155 unsigned int p, q; 158 unsigned int p, q;
156 int k; 159 int k;
157 rend_t setrstyle;
158 160
159 D_SCREEN((stderr, "rxvt_scr_reset()")); 161#if ENABLE_OVERLAY
162 scr_overlay_off ();
163#endif
160 164
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 // we need at least two lines for wrapping to work correctly
178 if (nrow + saveLines < 2)
179 {
180 saveLines++;
181 prev_nrow--;
182 nsaved++;
183 }
184
176 want_refresh = 1; 185 want_refresh = 1;
177 186
187 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 188 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 189
181 screen.tscroll = 0; 190 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 191 screen.bscroll = nrow - 1;
183 192
184 if (!talloc) 193 if (!save)
185 { 194 {
195 /*
196 * first time called so just malloc everything: don't rely on realloc
197 * Note: this is still needed so that all the scrollback lines are NULL
198 */
199 nsaved = 0; /* no saved lines */
200 term_start = 0;
201
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 202 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 203 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
188 } 204
189 205 save = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
190 if (prev_nrow == 0) 206 buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
191 { 207 drawn = (line_t *)rxvt_calloc (nrow, sizeof (line_t));
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 *)); 208 swap_save = (line_t *)rxvt_calloc (nrow, sizeof (line_t));
200 209
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t));
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t));
203
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
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 for (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 } 211 {
212 scr_blank_screen_mem (ROW(p), DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap_save[p], DEFAULT_RSTYLE);
214 scr_blank_screen_mem (drawn[p], DEFAULT_RSTYLE);
215 }
217 216
218 MEMSET(charsets, 'B', sizeof(charsets)); 217 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 218 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 219 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 220 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 221 screen.charset = 0;
224 current_screen = PRIMARY; 222 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 223 scr_cursor (SAVE);
226 224
227#if NSCREENS 225#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 226 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 227 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 228 swap.charset = 0;
231 current_screen = SECONDARY; 229 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 230 scr_cursor (SAVE);
233 current_screen = PRIMARY; 231 current_screen = PRIMARY;
234#endif 232#endif
235 233
236 selection.text = NULL; 234 selection.text = NULL;
237 selection.len = 0; 235 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 236 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 237 selection.screen = PRIMARY;
240 selection.clicks = 0; 238 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this); 239 CLEAR_ALL_SELECTION ();
242 rvideo = 0; 240 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; 247
248 rxvt_salloc *old_ta;
249 rxvt_salloc *old_ra;
250 250
251 if (nrow < prev_nrow) 251 if (nrow < prev_nrow)
252 { 252 {
253 /* delete rows */ 253 /* delete rows */
254 k = min (TermWin.nscrolled, prev_nrow - nrow); 254 k = min (nsaved, prev_nrow - nrow);
255 // k = max (0, - ( (nrow - 1) - r->screen.cur.row)); // mmc's http://maruska.dyndns.org/wiki/scrolling-bug //make configurable? //D TODO
255 scr_scroll_text (0, (int)prev_nrow - 1, k, 1); 256 scr_scroll_text (0, (int)prev_nrow - 1, k);
256 257
257 for (p = nrow; p < prev_nrow; p++) 258 for (p = nrow; p < prev_nrow; p++)
258 { 259 {
259 q = p + TermWin.saveLines; 260 lfree (ROW(p));
260 if (screen.text[q])
261 {
262#ifdef DEBUG_STRICT
263 assert (screen.rend[q]);
264#endif
265 talloc->free (screen.text[q]);
266 ralloc->free (screen.rend[q]);
267 }
268 if (swap.text[p]) 261 lfree (swap_save[p]);
269 {
270#ifdef DEBUG_STRICT
271 assert (swap.rend[p]);
272#endif
273 talloc->free (swap.text[p]);
274 ralloc->free (swap.rend[p]);
275 }
276#ifdef DEBUG_STRICT
277 assert (drawn_text[p] && drawn_rend[p]);
278#endif
279 talloc->free (drawn_text[p]); 262 lfree (drawn[p]);
280 ralloc->free (drawn_rend[p]);
281 } 263 }
282 264
283 /* we have fewer rows so fix up cursor position */ 265 /* we have fewer rows so fix up cursor position */
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 266 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
286 267
287 scr_reset_realloc (); /* realloc _last_ */ 268 scr_reset_realloc (); /* realloc _last_ */
288 } 269 }
289 else if (nrow > prev_nrow) 270 else if (nrow > prev_nrow)
290 { 271 {
291 /* add rows */ 272 /* add rows */
292 scr_reset_realloc (); /* realloc _first_ */ 273 scr_reset_realloc (); /* realloc _first_ */
293 274
275 int ocol = ncol;
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 276 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
295 277
296 k = min (TermWin.nscrolled, nrow - prev_nrow); 278 k = min (nsaved, nrow - prev_nrow);
297 279
298 for (p = prev_total_rows; p < total_rows; p++) 280 for (p = prev_total_rows; p < total_rows; p++)
299 { 281 save[p].clear ();
300 screen.tlen[p] = 0;
301 screen.text[p] = NULL;
302 screen.rend[p] = NULL;
303 }
304 282
305 for (p = prev_total_rows; p < total_rows - k; p++) 283 for (p = prev_total_rows; p < total_rows - k; p++)
306 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle); 284 scr_blank_screen_mem (save[p], DEFAULT_RSTYLE);
307 285
308 for (p = prev_nrow; p < nrow; p++) 286 for (p = prev_nrow; p < nrow; p++)
309 { 287 {
310 swap.tlen[p] = 0; 288 swap_save[p].clear (); scr_blank_screen_mem (swap_save[p], DEFAULT_RSTYLE);
311 swap.text[p] = NULL; 289 drawn[p].clear (); scr_blank_screen_mem (drawn[p], DEFAULT_RSTYLE);
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 } 290 }
318 291
319 if (k > 0) 292 if (k > 0)
320 { 293 {
321 scr_scroll_text (0, (int)nrow - 1, -k, 1); 294 scr_scroll_text (0, (int)nrow - 1, -k);
322 screen.cur.row += k; 295 screen.cur.row += k;
323 screen.s_cur.row += k; 296 screen.s_cur.row += k;
324 TermWin.nscrolled -= k; 297 nsaved -= k;
325 } 298 }
299
326#ifdef DEBUG_STRICT 300#ifdef DEBUG_STRICT
327 assert(screen.cur.row < TermWin.nrow); 301 assert (screen.cur.row < nrow);
328 assert(swap.cur.row < TermWin.nrow);
329#else /* drive with your eyes closed */ 302#else /* drive with your eyes closed */
330
331 MIN_IT(screen.cur.row, nrow - 1); 303 MIN_IT (screen.cur.row, nrow - 1);
332 MIN_IT(swap.cur.row, nrow - 1);
333#endif 304#endif
334 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this 305 ncol = ocol; // save b/c scr_blank_screen_mem uses this
335 } 306 }
336 307
337 /* resize columns */ 308 /* resize columns */
338 if (ncol != prev_ncol) 309 if (ncol != prev_ncol)
339 { 310 {
340 int common = min (prev_ncol, ncol); 311 old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 312 old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 313
343
344 for (p = 0; p < total_rows; p++) 314 for (p = total_rows; p--; )
315 lresize (save[p]);
316
317 for (p = nrow; p--; )
345 { 318 {
346 if (screen.text[p]) 319 lresize (drawn[p]);
320 lresize (swap_save[p]);
321 }
322
323 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
324
325 delete old_ta;
326 delete old_ra;
327 }
328
329#if 0
330 // re-wrap lines, this is rather ugly, possibly because I am too dumb
331 // to come up with a lean and mean algorithm.
332 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
333 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
334
335 text_t **tp = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
336 rend_t **rp = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
337 tlen_t *tl = (tlen_t *) rxvt_calloc (total_rows, sizeof (tlen_t));
338
339 for (p = 0; p < prev_total_rows; p++) printf ("P %p %d\n", save[p].t, save[p].l);//D
340
341 p = prev_total_rows;
342 q = total_rows;
343
344 while (p > 0 && q > 0)
345 {
346 --p;
347
348 printf ("pq %d:%d\n", p, q);
349 if (save[p].t)
350 {
351 int llen = save[p].l;
352
353 assert (llen >= 0);
354
355 while (p && save[p - 1].l < 0)
347 { 356 {
348 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t; 357 --p;
349 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
350
351 MIN_IT(screen.tlen[p], (int16_t)ncol);
352
353 if (ncol > prev_ncol) 358 llen += prev_ncol;
354 scr_blank_line (&(screen.text[p][prev_ncol]), 359 }
355 &(screen.rend[p][prev_ncol]), 360
361 int qlines = llen / ncol + 1;
362 int lofs = 0;
363
364 q -= qlines;
365
366 int qrow = q;
367
368 printf ("QL %d llen %d\n", qlines, llen);//D
369 for (; qlines--; qrow++)
370 {
371 if (qrow >= 0)
372 {
373 tp [qrow] = (text_t *)ta->alloc ();
374 rp [qrow] = (rend_t *)ra->alloc ();
375 tl [qrow] = LINE_CONT1;
376
377 int qcol = 0;
378
379 for (;;)
380 {
381 int prow = lofs / prev_ncol + p;
356 ncol - prev_ncol, 382 int pcol = lofs % prev_ncol;
383
384 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
385
386 printf ("q %d lofs %d>%d len %d pq %d:%d p %d:%d q :%d\n", q, llen, lofs, len, prev_ncol, ncol, prow, pcol, qcol);
387
388 if (len <= 0)
389 {
390 tl [qrow] = qcol;
391
392 TODO
393 scr_blank_line (tp [qrow] + qcol, rp [qrow] + qcol,
394 ncol - qcol, DEFAULT_RSTYLE);
395
357 setrstyle); 396 break;
397 }
398
399 assert (lofs < 1000);
400
401 memcpy (tp [qrow] + qcol, save[prow].t + pcol, len * sizeof (text_t));
402 memcpy (rp [qrow] + qcol, save[prow].r + pcol, len * sizeof (rend_t));
403
404 lofs += len;
405 qcol += len;
406
407 if (qcol == ncol)
408 break;
409 }
410 }
411 else
412 lofs += ncol;
358 } 413 }
359 } 414 }
360
361 for (p = 0; p < nrow; p++)
362 {
363 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
364 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
365
366 if (ncol > prev_ncol)
367 scr_blank_line (&(drawn_text[p][prev_ncol]),
368 &(drawn_rend[p][prev_ncol]),
369 ncol - prev_ncol, setrstyle);
370
371 if (swap.text[p])
372 {
373 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
374 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
375
376 MIN_IT(swap.tlen[p], (int16_t)ncol);
377
378 if (ncol > prev_ncol)
379 scr_blank_line (&(swap.text[p][prev_ncol]),
380 &(swap.rend[p][prev_ncol]),
381 ncol - prev_ncol, setrstyle);
382 }
383
384 } 415 }
385 416
386 MIN_IT (screen.cur.col, (int16_t)ncol - 1); 417 free (screen.text); screen.text = tp;
387 MIN_IT (swap.cur.col, (int16_t)ncol - 1); 418 free (screen.rend); screen.rend = rp;
419 free (screen.tlen); screen.tlen = tl;
388 420
389 delete talloc; talloc = ta; 421 for (p = 0; p < total_rows; p++) printf ("P %p %d\n", save[p].t, save[p].l);//D
390 delete ralloc; ralloc = ra; 422#endif
391 }
392 423
393 if (tabs) 424 if (tabs)
394 free(tabs); 425 free (tabs);
395 } 426 }
396 427
397 prev_nrow = nrow; 428 prev_nrow = nrow;
398 prev_ncol = ncol; 429 prev_ncol = ncol;
399 430
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char)); 431 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
401 432
402 for (p = 0; p < ncol; p++) 433 for (p = 0; p < ncol; p++)
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 434 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
404 435
405 tt_winch (); 436 tt_winch ();
406} 437}
407 438
408void 439void
409rxvt_term::scr_reset_realloc() 440rxvt_term::scr_reset_realloc ()
410{ 441{
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 *)); 442 swap_save = (line_t *) rxvt_realloc (swap_save , nrow * sizeof (line_t));
420 443 drawn = (line_t *) rxvt_realloc (drawn , nrow * sizeof (line_t));
421 screen.tlen = (int16_t *)rxvt_realloc(screen.tlen, total_rows * sizeof(int16_t)); 444 buf = (line_t *) rxvt_realloc (buf , nrow * sizeof (line_t));
422 swap.tlen = (int16_t *)rxvt_realloc(swap.tlen , total_rows * sizeof(int16_t)); 445 save = (line_t *) rxvt_realloc (save , total_rows * sizeof (line_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} 446}
430 447
431/* ------------------------------------------------------------------------- */ 448/* ------------------------------------------------------------------------- */
432/* 449/*
433 * Free everything. That way malloc debugging can find leakage. 450 * Free everything. That way malloc debugging can find leakage.
434 */ 451 */
435void 452void
436rxvt_term::scr_release() 453rxvt_term::scr_release ()
437{ 454{
438 uint16_t total_rows; 455 delete talloc; talloc = 0;
439 int i; 456 delete ralloc; ralloc = 0;
440 457
441 total_rows = TermWin.nrow + TermWin.saveLines; 458 free (save);
442 459 free (swap_save);
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 }
450#endif
451
452 delete talloc;
453 delete ralloc;
454
455 free (screen.text);
456 free (screen.tlen);
457 free (screen.rend);
458 free (drawn_text); 460 free (drawn);
459 free (drawn_rend);
460 free (swap.text);
461 free (swap.tlen);
462 free (swap.rend);
463 free (buf_text); 461 free (buf);
464 free (buf_rend);
465 free (tabs); 462 free (tabs);
466
467 /* NULL these so if anything tries to use them, we'll know about it */
468 screen.text = drawn_text = swap.text = NULL;
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} 463}
475 464
476/* ------------------------------------------------------------------------- */ 465/* ------------------------------------------------------------------------- */
477/* 466/*
478 * Hard reset 467 * Hard reset
479 */ 468 */
480/* EXTPROTO */
481void 469void
482rxvt_scr_poweron(pR) 470rxvt_term::scr_poweron ()
483{ 471{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 472 scr_release ();
487 R->prev_nrow = R->prev_ncol = 0; 473 prev_nrow = prev_ncol = 0;
488 R->scr_reset (); 474 scr_reset ();
489 475
490 R->scr_clear (); 476 scr_clear (true);
491 R->scr_refresh (SLOW_REFRESH); 477 scr_refresh (SLOW_REFRESH);
492#ifdef RXVT_GRAPHICS
493 rxvt_Gr_reset (aR);
494#endif
495} 478}
496 479
497/* ------------------------------------------------------------------------- * 480/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 481 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 482 * ------------------------------------------------------------------------- */
500/* 483/*
501 * Save and Restore cursor 484 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 485 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 486 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 487 */
505/* EXTPROTO */
506void 488void
507rxvt_scr_cursor(pR_ int mode) 489rxvt_term::scr_cursor (int mode)
508{ 490{
509 screen_t *s; 491 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 492
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 493#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 494 if (current_screen == SECONDARY)
515 s = &(R->swap); 495 s = &swap;
516 else 496 else
517#endif 497#endif
518 s = &(R->screen); 498 s = &screen;
499
519 switch (mode) { 500 switch (mode)
501 {
520 case SAVE: 502 case SAVE:
521 s->s_cur.row = s->cur.row; 503 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 504 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 505 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 506 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 507 s->s_charset_char = charsets[screen.charset];
526 break; 508 break;
509
527 case RESTORE: 510 case RESTORE:
528 R->want_refresh = 1; 511 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 512 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 513 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 514 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 515 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 516 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 517 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 518 set_font_style ();
536 break; 519 break;
537 } 520 }
521
538/* boundary check in case screen size changed between SAVE and RESTORE */ 522 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 523 MIN_IT (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 524 MIN_IT (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT 525#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 526 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 527 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */ 528#else /* drive with your eyes closed */
545 MAX_IT(s->cur.row, 0); 529 MAX_IT (s->cur.row, 0);
546 MAX_IT(s->cur.col, 0); 530 MAX_IT (s->cur.col, 0);
547#endif 531#endif
548} 532}
549 533
550/* ------------------------------------------------------------------------- */ 534/* ------------------------------------------------------------------------- */
551/* 535/*
552 * Swap between primary and secondary screens 536 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 537 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 538 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 539 */
556/* EXTPROTO */
557int 540int
558rxvt_scr_change_screen(pR_ int scrn) 541rxvt_term::scr_change_screen (int scrn)
559{ 542{
560 int i; 543 want_refresh = 1;
544 view_start = 0;
545
546 if (current_screen == scrn)
547 return scrn;
548
549 selection_check (2); /* check for boundary cross */
550
551 SWAP_IT (scrn, current_screen, int);
552
553 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
554 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
555 MAX_IT (screen.cur.row, 0);
556 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
557 MAX_IT (screen.cur.col, 0);
558 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
559
561#if NSCREENS 560#if NSCREENS
562 int offset; 561 if (options & Opt_secondaryScreen)
563#endif 562 {
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; 563 num_scr = 0;
579 offset = R->TermWin.saveLines; 564
580 for (i = R->prev_nrow; i--;) { 565 for (int i = nrow; i--; )
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 566 SWAP_IT (ROW(i), swap_save[i], line_t);
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 567
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *);
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); 568 SWAP_IT (screen.charset, swap.charset, int16_t);
597 SWAP_IT(R->screen.flags, R->swap.flags, int); 569 SWAP_IT (screen.flags, swap.flags, int);
598 R->screen.flags |= Screen_VisibleCursor; 570 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 571 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 } 572 }
573 else
607# endif 574#endif
608#else 575 if (options & 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); 576 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 577
621#endif
622 return scrn; 578 return scrn;
579}
580
581// clear WrapNext indicator, solidifying position on next line
582void
583rxvt_term::scr_do_wrap ()
584{
585 if (!(screen.flags & Screen_WrapNext))
586 return;
587
588 screen.flags &= ~Screen_WrapNext;
589
590 screen.cur.col = 0;
591
592 if (screen.cur.row == screen.bscroll)
593 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
594 else if (screen.cur.row < nrow - 1)
595 screen.cur.row++;
623} 596}
624 597
625/* ------------------------------------------------------------------------- */ 598/* ------------------------------------------------------------------------- */
626/* 599/*
627 * Change the colour for following text 600 * Change the colour for following text
628 */ 601 */
629/* EXTPROTO */
630void 602void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 603rxvt_term::scr_color (unsigned int color, int fgbg)
632{ 604{
605 if (color > maxTermCOLOR)
633 color &= RS_fgMask; 606 color = fgbg;
607
634 if (fgbg == Color_fg) 608 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 609 rstyle = SET_FGCOLOR (rstyle, color);
636 else 610 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 611 rstyle = SET_BGCOLOR (rstyle, color);
638} 612}
639 613
640/* ------------------------------------------------------------------------- */ 614/* ------------------------------------------------------------------------- */
641/* 615/*
642 * Change the rendition style for following text 616 * Change the rendition style for following text
643 */ 617 */
644/* EXTPROTO */
645void 618void
646rxvt_scr_rendition(pR_ int set, int style) 619rxvt_term::scr_rendition (int set, int style)
647{ 620 {
648 if (set) 621 if (set)
649 R->rstyle |= style; 622 rstyle |= style;
650 else if (style == ~RS_None) 623 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 624 rstyle = DEFAULT_RSTYLE;
652 else 625 else
653 R->rstyle &= ~style; 626 rstyle &= ~style;
654} 627 }
655 628
656/* ------------------------------------------------------------------------- */ 629/* ------------------------------------------------------------------------- */
657/* 630/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 631 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 632 * count positive ==> scroll up
660 * count negative ==> scroll down 633 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 634 */
663int 635int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 636rxvt_term::scr_scroll_text (int row1, int row2, int count)
665{ 637{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 638 if (count == 0 || (row1 > row2))
670 return 0; 639 return 0;
671 640
672 want_refresh = 1; 641 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 642 num_scr += count;
674 643
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 644 if (row1 == 0 && count > 0
676 { 645 && (current_screen == PRIMARY || options & Opt_secondaryScroll))
677 nscrolled = (long)TermWin.nscrolled + (long)count;
678
679 if (nscrolled > (long)TermWin.saveLines)
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 } 646 {
689 else if (!spec) 647 nsaved = min (nsaved + count, saveLines);
690 row1 += TermWin.saveLines; 648 term_start = (term_start + count) % total_rows;
691 649
692 row2 += TermWin.saveLines;
693
694 if (selection.op && current_screen == selection.screen) 650 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 } 651 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 652 selection.beg.row -= count;
712 selection.end.row -= count; 653 selection.end.row -= count;
713 selection.mark.row -= count; 654 selection.mark.row -= count;
714 }
715 }
716 655
717 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */ 656 selection_check (0);
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 { 657 }
735 buf_text[i] = screen.text[j]; 658
736 buf_rend[i] = screen.rend[j]; 659 for (int i = count; i--; )
660 scr_blank_screen_mem (ROW(row2 - i), rstyle);
661
662 if ((options & Opt_scrollWithBuffer)
663 && view_start != 0
664 && view_start != saveLines)
665 scr_page (UP, count);
666 }
667 else
668 {
669 if (selection.op && current_screen == selection.screen)
737 } 670 {
738 /* A2: Rotate lines */ 671 int i = selection.beg.row;
739 for (j = row1, i = j + count; i <= row2; i++, j++) 672 int j = selection.end.row;
673
674 if ((i < row1 && j > row1)
675 || (i < row2 && j > row2)
676 || (i - count < row1 && i >= row1)
677 || (i - count > row2 && i <= row2)
678 || (j - count < row1 && j >= row1)
679 || (j - count > row2 && j <= row2))
680 {
681 CLEAR_ALL_SELECTION ();
682 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
683 }
684 else if (j >= row1 && j <= row2)
685 {
686 /* move selected region too */
687 selection.beg.row -= count;
688 selection.end.row -= count;
689 selection.mark.row -= count;
690
691 selection_check (0);
692 }
740 { 693 }
741 screen.tlen[j] = screen.tlen[i]; 694
742 screen.text[j] = screen.text[i]; 695 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 696 // part of scr_scroll_text is not time-critical.
697
698 int rows = row2 - row1 + 1;
699
700 for (int row = 0; row < rows; row++)
744 } 701 {
745 j = row2 - count + 1, i = count; 702 buf [row] = ROW(row1 + (row + count + rows) % rows);
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750 703
751 /* B1: Copy lines that will get clobbered by the rotation */ 704 if (!IN_RANGE_EXC (row + count, 0, rows))
752 for (i = 0, j = row2; i < count; i++, j--) 705 scr_blank_screen_mem (buf [row], rstyle);
753 { 706 }
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 }
767 707
768 /* C: Resurrect lines */ 708 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 709 ROW(row1 + row) = buf [row];
770 { 710 }
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
784 711
785 return count; 712 return count;
786} 713}
787 714
788/* ------------------------------------------------------------------------- */ 715/* ------------------------------------------------------------------------- */
789/* 716/*
790 * Add text given in <str> of length <len> to screen struct 717 * Add text given in <str> of length <len> to screen struct
791 */ 718 */
792/* EXTPROTO */
793void 719void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 720rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len)
795{ 721{
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 */ 722 if (len <= 0) /* sanity */
803 return; 723 return;
804 724
725 unsigned char checksel;
726 unicode_t c;
727 int row, last_col;
728 const unicode_t *strend = str + len;
729
805 R->want_refresh = 1; 730 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); 731 ZERO_SCROLLBACK ();
732 last_col = ncol;
733
810 if (nlines > 0) { 734 if (nlines > 0)
735 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 736 nlines += screen.cur.row - screen.bscroll;
812 if ((nlines > 0) 737 if ((nlines > 0)
813 && (R->screen.tscroll == 0) 738 && (screen.tscroll == 0)
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 739 && (screen.bscroll == (nrow - 1)))
740 {
815 /* _at least_ this many lines need to be scrolled */ 741 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 742 scr_scroll_text (screen.tscroll, screen.bscroll, nlines);
817 R->screen.cur.row -= nlines; 743 screen.cur.row -= nlines;
818 } 744 }
819 } 745 }
746
820#ifdef DEBUG_STRICT 747#ifdef DEBUG_STRICT
821 assert(R->screen.cur.col < last_col); 748 assert (screen.cur.col < last_col);
822 assert((R->screen.cur.row < R->TermWin.nrow) 749 assert ((screen.cur.row < nrow)
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 750 && (screen.cur.row >= - (int32_t)nsaved));
824#else /* drive with your eyes closed */ 751#else /* drive with your eyes closed */
825 MIN_IT(R->screen.cur.col, last_col - 1); 752 MIN_IT (screen.cur.col, last_col - 1);
826 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 753 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
827 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled); 754 MAX_IT (screen.cur.row, - (int32_t)nsaved);
828#endif 755#endif
829 row = R->screen.cur.row + R->TermWin.saveLines; 756 row = screen.cur.row;
830 757
831 checksel = (R->selection.op 758 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 759
835 stp = R->screen.text[row]; 760 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 761
838 for (i = 0; i < len;) { 762 while (str < strend)
763 {
839 c = str[i++]; 764 c = *str++;
840 switch (c) { 765
841 case '\t': 766 if (c < 0x20)
842 rxvt_scr_tab (aR_ 1); 767 if (c == C0_LF)
768 {
769 if (!line->is_longer ()) /* XXX: think about this */
770 MAX_IT (line->l, screen.cur.col);
771
772 screen.flags &= ~Screen_WrapNext;
773
774 if (screen.cur.row == screen.bscroll)
775 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
776 else if (screen.cur.row < (nrow - 1))
777 row = ++screen.cur.row;
778
779 line = &ROW(row); /* _must_ refresh */
843 continue; 780 continue;
844 case '\n': 781 }
782 else if (c == C0_CR)
783 {
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 784 if (!line->is_longer ()) /* XXX: think about this */
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 785 MAX_IT (line->l, screen.cur.col);
786
847 R->screen.flags &= ~Screen_WrapNext; 787 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 788 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; 789 continue;
855 case '\r': 790 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 791 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 792 {
858 R->screen.flags &= ~Screen_WrapNext; 793 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 794 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 795 }
866 796
867 if (checksel /* see if we're writing within selection */ 797 if (checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 798 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 799 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
800 {
870 checksel = 0; 801 checksel = 0;
871 clearsel = 1;
872 } 802 /*
803 * If we wrote anywhere in the selected area, kill the selection
804 * XXX: should we kill the mark too? Possibly, but maybe that
805 * should be a similar check.
806 */
807 CLEAR_SELECTION ();
808 }
809
873 if (R->screen.flags & Screen_WrapNext) { 810 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 } 811 {
884 if (R->screen.flags & Screen_Insert) 812 line->set_is_longer ();
885 rxvt_scr_insdel_chars(aR_ 1, INSERT);
886 813
814 scr_do_wrap ();
815
816 row = screen.cur.row;
817 line = &ROW(row); /* _must_ refresh */
818 }
819
820 // some utf-8 decoders "decode" surrogate characters: let's fix this.
821 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
822 c = 0xfffd;
823
824 // rely on wcwidth to tell us the character width, at least for non-latin1
825 // do wcwidth before further replacements, as wcwidth might return -1
826 // for the line drawing characters below as they might be invalid in the current
827 // locale.
828 int width = c < 0x100 ? 1 : wcwidth (c);
829
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 830 if (charsets[screen.charset] == '0') // DEC SPECIAL
888 switch (c) 831 {
832 // vt100 special graphics and line drawing
833 // 5f-7e standard vt100
834 // 40-5e rxvt extension for extra curses acs chars
835 static uint16_t vt100_0[62] = { // 41 .. 7e
836 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
837 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
838 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
839 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
840 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
841 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
842 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
843 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
844 };
845
846 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
889 { 847 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 848 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 849 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 } 850 }
851 }
902 852
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 853 if (screen.flags & Screen_Insert)
854 scr_insdel_chars (width, INSERT);
904 855
905 stp[R->screen.cur.col] = c; 856 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 857 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 858#if !UNICODE_3
911 int width = wcwidth (c); 859 // trim characters we can't store directly :(
860 if (c >= 0x10000)
861# if ENABLE_COMBINING
862 c = rxvt_composite.compose (c); // map to lower 16 bits
863# else
864 c = 0xfffd;
865# endif
866#endif
867
868 // nuke the character at this position, if required
869 if (line->t[screen.cur.col] == NOCHAR
870 || (screen.cur.col < ncol - 1
871 && line->t[screen.cur.col + 1] == NOCHAR))
912 872 {
873 int col = screen.cur.col;
874
875 // find begin
876 while (col > 0 && line->t[col] == NOCHAR)
877 col--;
878
879 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
880
881 // found begin, nuke
882 do {
883 line->t[col] = ' ';
884 line->r[col] = rend;
885 col++;
886 } while (col < ncol && line->t[col] == NOCHAR);
887 }
888
889 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
890
891 // if the character doesn't fit into the remaining columns...
892 if (screen.cur.col > last_col - width && last_col >= width)
893 {
894 // ...output spaces
895 c = ' ';
896 // and try the same character next loop iteration
897 --str;
898 }
899
900 do
901 {
902 line->t[screen.cur.col] = c;
903 line->r[screen.cur.col] = rend;
904
905 if (screen.cur.col < last_col - 1)
906 screen.cur.col++;
907 else
908 {
909 line->l = last_col;
910 if (screen.flags & Screen_Autowrap)
911 screen.flags |= Screen_WrapNext;
912 break;
913 }
914
915 c = NOCHAR;
916 }
917 while (--width > 0);
918
919 // pad with spaces when overwriting wide character with smaller one
913 if (width > 1) 920 if (!width)
921 for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++)
914 { 922 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1) 923 line->t[c] = ' ';
916 { 924 line->r[c] = rend;
917
918 srp[R->screen.cur.col] |= RS_wide;
919
920 R->screen.cur.col++;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 }
924 } 925 }
926 }
927 else // width == 0
928 {
929#if ENABLE_COMBINING
930 // handle combining characters
931 // we just tag the accent on the previous on-screen character.
932 // this is arguably not correct, but also arguably not wrong.
933 // we don't handle double-width characters nicely yet.
934 text_t *tp;
935 rend_t *rp;
936
937 if (screen.cur.col > 0)
938 {
939 tp = line->t + screen.cur.col - 1;
940 rp = line->r + screen.cur.col - 1;
941
942 while (*tp == NOCHAR && tp > line->t)
943 tp--, rp--;
925 } 944 }
945 else if (screen.cur.row > 0
946 && ROW(screen.cur.row - 1).is_longer ())
947 {
948 line_t *line = &ROW(screen.cur.row - 1);
926 949
927 if (R->screen.cur.col < last_col - 1) 950 tp = line->t + last_col - 1;
928 R->screen.cur.col++; 951 rp = line->r + last_col - 1;
952
953 while (*tp == NOCHAR && tp > line->t)
954 tp--, rp--;
955 }
929 else { 956 else
930 R->screen.tlen[row] = last_col; 957 continue;
931 if (R->screen.flags & Screen_Autowrap)
932 R->screen.flags |= Screen_WrapNext;
933 }
934 }
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
937 958
938/* 959 // first try to find a precomposed character
939 * If we wrote anywhere in the selected area, kill the selection 960 unicode_t n = rxvt_compose (*tp, c);
940 * XXX: should we kill the mark too? Possibly, but maybe that 961 if (n == NOCHAR)
941 * should be a similar check. 962 n = rxvt_composite.compose (*tp, c);
942 */ 963
943 if (clearsel) 964 *tp = n;
944 CLEAR_SELECTION(R); 965 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
966#endif
967 }
968 }
969
970 if (!line->is_longer ()) /* XXX: think about this */
971 MAX_IT (line->l, screen.cur.col);
945 972
946#ifdef DEBUG_STRICT 973#ifdef DEBUG_STRICT
947 assert(R->screen.cur.row >= 0); 974 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */ 975#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0); 976 MAX_IT (screen.cur.row, 0);
950#endif 977#endif
951} 978}
952 979
953/* ------------------------------------------------------------------------- */ 980/* ------------------------------------------------------------------------- */
954/* 981/*
955 * Process Backspace. Move back the cursor back a position, wrap if have to 982 * Process Backspace. Move back the cursor back a position, wrap if have to
956 * XTERM_SEQ: CTRL-H 983 * XTERM_SEQ: CTRL-H
957 */ 984 */
958/* EXTPROTO */
959void 985void
960rxvt_scr_backspace(pR) 986rxvt_term::scr_backspace ()
961{ 987{
962 R->want_refresh = 1; 988 want_refresh = 1;
989
963 if (R->screen.cur.col == 0) { 990 if (screen.cur.col == 0)
991 {
964 if (R->screen.cur.row > 0) { 992 if (screen.cur.row > 0)
993 {
965#ifdef TERMCAP_HAS_BW 994#ifdef TERMCAP_HAS_BW
966 R->screen.cur.col = R->TermWin.ncol - 1; 995 screen.cur.col = ncol - 1;
967 R->screen.cur.row--; 996 screen.cur.row--;
968 return; 997 return;
969#endif 998#endif
970 } 999 }
1000 }
971 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1001 else if (!(screen.flags & Screen_WrapNext))
972 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1002 scr_gotorc (0, -1, RELATIVE);
1003
973 R->screen.flags &= ~Screen_WrapNext; 1004 screen.flags &= ~Screen_WrapNext;
974} 1005}
975 1006
976/* ------------------------------------------------------------------------- */ 1007/* ------------------------------------------------------------------------- */
977/* 1008/*
978 * Process Horizontal Tab 1009 * Process Horizontal Tab
979 * count: +ve = forward; -ve = backwards 1010 * count: +ve = forward; -ve = backwards
980 * XTERM_SEQ: CTRL-I 1011 * XTERM_SEQ: CTRL-I
981 */ 1012 */
982/* EXTPROTO */
983void 1013void
984rxvt_scr_tab(pR_ int count) 1014rxvt_term::scr_tab (int count, bool ht)
985{ 1015{
986 int i, x; 1016 int i, x;
987 1017
988 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
989 R->want_refresh = 1; 1018 want_refresh = 1;
990 i = x = R->screen.cur.col; 1019 i = x = screen.cur.col;
1020
991 if (count == 0) 1021 if (count == 0)
992 return; 1022 return;
993 else if (count > 0) { 1023 else if (count > 0)
1024 {
1025 int row = screen.cur.row;
1026
1027 line_t &l = ROW(row);
1028 rend_t base_rend = l.r[i];
1029 ht &= l.t[i] == ' ';
1030
994 for (; ++i < R->TermWin.ncol; ) 1031 for (; ++i < ncol; )
995 if (R->tabs[i]) { 1032 if (tabs[i])
1033 {
996 x = i; 1034 x = i;
997 if (!--count) 1035 if (!--count)
998 break; 1036 break;
1037 }
1038 else
1039 ht &= l.t[i] == ' '
1040 && RS_SAME (l.r[i], base_rend);
1041
1042 if (count)
1043 x = ncol - 1;
1044
1045 // store horizontal tab commands as characters inside the text
1046 // buffer so they can be selected and pasted.
1047 if (ht && options & Opt_pastableTabs)
1048 {
1049 base_rend = SET_FONT (base_rend, 0);
1050
1051 if (!l.is_longer ()) /* XXX: think about this */
1052 MAX_IT (l.l, x);
1053
1054 i = screen.cur.col;
1055
1056 l.t[i] = '\t';
1057 l.r[i] = base_rend;
1058
1059 while (++i < x)
1060 {
1061 l.t[i] = NOCHAR;
1062 l.r[i] = base_rend;
999 } 1063 }
1000 if (count) 1064 }
1001 x = R->TermWin.ncol - 1; 1065 }
1002 } else /* if (count < 0) */ { 1066 else /* if (count < 0) */
1067 {
1003 for (; --i >= 0; ) 1068 for (; --i >= 0; )
1004 if (R->tabs[i]) { 1069 if (tabs[i])
1005 x = i;
1006 if (!++count)
1007 break;
1008 } 1070 {
1009 if (count)
1010 x = 0; 1071 x = i;
1072 if (!++count)
1073 break;
1074 }
1075
1076 if (count)
1077 x = 0;
1011 } 1078 }
1079
1012 if (x != R->screen.cur.col) 1080 if (x != screen.cur.col)
1013 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1081 scr_gotorc (0, x, R_RELATIVE);
1014} 1082}
1015 1083
1016/* ------------------------------------------------------------------------- */ 1084/* ------------------------------------------------------------------------- */
1017/* 1085/*
1018 * Process DEC Back Index 1086 * Process DEC Back Index
1019 * XTERM_SEQ: ESC 6 1087 * XTERM_SEQ: ESC 6
1020 * Move cursor left in row. If we're at the left boundary, shift everything 1088 * Move cursor left in row. If we're at the left boundary, shift everything
1021 * in that row right. Clear left column. 1089 * in that row right. Clear left column.
1022 */ 1090 */
1023#ifndef NO_FRILLS 1091#if ENABLE_FRILLS
1024/* EXTPROTO */
1025void 1092void
1026rxvt_scr_backindex(pR) 1093rxvt_term::scr_backindex ()
1027{ 1094{
1028 if (R->screen.cur.col > 0) 1095 if (screen.cur.col > 0)
1029 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1096 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1030 else { 1097 else
1031 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1032 return; /* um, yeah? */
1033 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1098 scr_insdel_chars (1, INSERT);
1034 }
1035} 1099}
1036#endif 1100#endif
1037/* ------------------------------------------------------------------------- */ 1101/* ------------------------------------------------------------------------- */
1038/* 1102/*
1039 * Process DEC Forward Index 1103 * Process DEC Forward Index
1040 * XTERM_SEQ: ESC 9 1104 * XTERM_SEQ: ESC 9
1041 * Move cursor right in row. If we're at the right boundary, shift everything 1105 * Move cursor right in row. If we're at the right boundary, shift everything
1042 * in that row left. Clear right column. 1106 * in that row left. Clear right column.
1043 */ 1107 */
1044#ifndef NO_FRILLS 1108#if ENABLE_FRILLS
1045/* EXTPROTO */
1046void 1109void
1047rxvt_scr_forwardindex(pR) 1110rxvt_term::scr_forwardindex ()
1048{ 1111{
1049 int row; 1112 int row;
1050 1113
1051 if (R->screen.cur.col < R->TermWin.ncol - 1) 1114 if (screen.cur.col < ncol - 1)
1052 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1115 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1053 else { 1116 else
1054 row = R->screen.cur.row + R->TermWin.saveLines; 1117 {
1055 if (R->screen.tlen[row] == 0) 1118 row = screen.cur.row;
1056 return; /* um, yeah? */ 1119
1057 else if (R->screen.tlen[row] == -1) 1120 if (ROW(row).is_longer ()) //TODO//FIXME//LEN
1058 R->screen.tlen[row] = R->TermWin.ncol; 1121 ROW(row).l = ncol;
1122
1059 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1123 scr_gotorc (0, 0, R_RELATIVE);
1060 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1124 scr_insdel_chars (1, DELETE);
1061 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1125 scr_gotorc (0, ncol - 1, R_RELATIVE);
1062 } 1126 }
1063} 1127}
1064#endif 1128#endif
1065 1129
1066/* ------------------------------------------------------------------------- */ 1130/* ------------------------------------------------------------------------- */
1067/* 1131/*
1068 * Goto Row/Column 1132 * Goto Row/Column
1069 */ 1133 */
1070/* EXTPROTO */
1071void 1134void
1072rxvt_scr_gotorc(pR_ int row, int col, int relative) 1135rxvt_term::scr_gotorc (int row, int col, int relative)
1073{ 1136{
1074 R->want_refresh = 1; 1137 want_refresh = 1;
1075 ZERO_SCROLLBACK(R); 1138 ZERO_SCROLLBACK ();
1076#ifdef RXVT_GRAPHICS
1077 if (rxvt_Gr_Displayed(aR))
1078 rxvt_Gr_scroll(aR_ 0);
1079#endif
1080 1139
1081 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));
1082
1083 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1140 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1084 : col);
1085 MAX_IT(R->screen.cur.col, 0); 1141 MAX_IT (screen.cur.col, 0);
1086 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1); 1142 MIN_IT (screen.cur.col, (int32_t)ncol - 1);
1087 1143
1088 R->screen.flags &= ~Screen_WrapNext; 1144 screen.flags &= ~Screen_WrapNext;
1145
1089 if (relative & R_RELATIVE) { 1146 if (relative & R_RELATIVE)
1147 {
1090 if (row > 0) { 1148 if (row > 0)
1149 {
1091 if (R->screen.cur.row <= R->screen.bscroll 1150 if (screen.cur.row <= screen.bscroll
1092 && (R->screen.cur.row + row) > R->screen.bscroll) 1151 && (screen.cur.row + row) > screen.bscroll)
1093 R->screen.cur.row = R->screen.bscroll; 1152 screen.cur.row = screen.bscroll;
1094 else 1153 else
1095 R->screen.cur.row += row;
1096 } else if (row < 0) {
1097 if (R->screen.cur.row >= R->screen.tscroll
1098 && (R->screen.cur.row + row) < R->screen.tscroll)
1099 R->screen.cur.row = R->screen.tscroll;
1100 else
1101 R->screen.cur.row += row;
1102 }
1103 } else {
1104 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1105 R->screen.cur.row = row + R->screen.tscroll;
1106 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1107 } else
1108 R->screen.cur.row = row; 1154 screen.cur.row += row;
1155 }
1156 else if (row < 0)
1157 {
1158 if (screen.cur.row >= screen.tscroll
1159 && (screen.cur.row + row) < screen.tscroll)
1160 screen.cur.row = screen.tscroll;
1161 else
1162 screen.cur.row += row;
1163 }
1164 }
1165 else
1109 } 1166 {
1167 if (screen.flags & Screen_Relative)
1168 { /* relative origin mode */
1169 screen.cur.row = row + screen.tscroll;
1170 MIN_IT (screen.cur.row, screen.bscroll);
1171 }
1172 else
1173 screen.cur.row = row;
1174 }
1175
1110 MAX_IT(R->screen.cur.row, 0); 1176 MAX_IT (screen.cur.row, 0);
1111 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1177 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
1112} 1178}
1113 1179
1114/* ------------------------------------------------------------------------- */ 1180/* ------------------------------------------------------------------------- */
1115/* 1181/*
1116 * direction should be UP or DN 1182 * direction should be UP or DN
1117 */ 1183 */
1118/* EXTPROTO */
1119void 1184void
1120rxvt_scr_index(pR_ enum page_dirn direction) 1185rxvt_term::scr_index (enum page_dirn direction)
1121{ 1186{
1122 int dirn; 1187 int dirn;
1123 1188
1124 R->want_refresh = 1; 1189 want_refresh = 1;
1190 ZERO_SCROLLBACK ();
1191
1125 dirn = ((direction == UP) ? 1 : -1); 1192 dirn = ((direction == UP) ? 1 : -1);
1126 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1127 1193
1128 ZERO_SCROLLBACK(R);
1129
1130#ifdef RXVT_GRAPHICS
1131 if (rxvt_Gr_Displayed(aR))
1132 rxvt_Gr_scroll(aR_ 0);
1133#endif
1134
1135 R->screen.flags &= ~Screen_WrapNext; 1194 screen.flags &= ~Screen_WrapNext;
1195
1136 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1196 if ((screen.cur.row == screen.bscroll && direction == UP)
1137 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1197 || (screen.cur.row == screen.tscroll && direction == DN))
1138 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1198 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1139 else 1199 else
1140 R->screen.cur.row += dirn; 1200 screen.cur.row += dirn;
1201
1141 MAX_IT(R->screen.cur.row, 0); 1202 MAX_IT (screen.cur.row, 0);
1142 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1203 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
1143 rxvt_selection_check(aR_ 0); 1204 selection_check (0);
1144} 1205}
1145 1206
1146/* ------------------------------------------------------------------------- */ 1207/* ------------------------------------------------------------------------- */
1147/* 1208/*
1148 * Erase part or whole of a line 1209 * Erase part or whole of a line
1149 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1210 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1150 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1211 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1151 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1212 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1152 */ 1213 */
1153/* EXTPROTO */
1154void 1214void
1155rxvt_scr_erase_line(pR_ int mode) 1215rxvt_term::scr_erase_line (int mode)
1156{ 1216{
1157 unsigned int row, col, num; 1217 unsigned int row, col, num;
1158 1218
1159 R->want_refresh = 1; 1219 want_refresh = 1;
1160 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1161 ZERO_SCROLLBACK (R); 1220 ZERO_SCROLLBACK ();
1162 1221
1163#ifdef RXVT_GRAPHICS
1164 if (rxvt_Gr_Displayed (aR))
1165 rxvt_Gr_scroll (aR_ 0);
1166#endif
1167
1168 rxvt_selection_check (aR_ 1); 1222 selection_check (1);
1169 1223
1170 R->screen.flags &= ~Screen_WrapNext; 1224 row = screen.cur.row;
1171 1225
1172 row = R->TermWin.saveLines + R->screen.cur.row;
1173 switch (mode) 1226 switch (mode)
1174 { 1227 {
1175 case 0: /* erase to end of line */ 1228 case 0: /* erase to end of line */
1176 col = R->screen.cur.col; 1229 col = screen.cur.col;
1177 num = R->TermWin.ncol - col; 1230 num = ncol - col;
1178 MIN_IT(R->screen.tlen[row], (int16_t)col); 1231 MIN_IT (ROW(row).l, (int16_t)col);
1179 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1232 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1180 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1233 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1181 CLEAR_SELECTION(R); 1234 CLEAR_SELECTION ();
1182 break; 1235 break;
1183 case 1: /* erase to beginning of line */ 1236 case 1: /* erase to beginning of line */
1184 col = 0; 1237 col = 0;
1185 num = R->screen.cur.col + 1; 1238 num = screen.cur.col + 1;
1186 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1239 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1187 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1240 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1188 CLEAR_SELECTION(R); 1241 CLEAR_SELECTION ();
1189 break; 1242 break;
1190 case 2: /* erase whole line */ 1243 case 2: /* erase whole line */
1191 col = 0; 1244 col = 0;
1192 num = R->TermWin.ncol; 1245 num = ncol;
1193 R->screen.tlen[row] = 0; 1246 ROW(row).l = 0;
1194 if (R->selection.beg.row <= R->screen.cur.row 1247 if (selection.beg.row <= screen.cur.row
1195 && R->selection.end.row >= R->screen.cur.row) 1248 && selection.end.row >= screen.cur.row)
1196 CLEAR_SELECTION(R); 1249 CLEAR_SELECTION ();
1197 break; 1250 break;
1198 default: 1251 default:
1199 return; 1252 return;
1200 } 1253 }
1201 1254
1202 if (R->screen.text[row]) 1255 scr_blank_line (ROW(row), col, num, rstyle);
1203 R->scr_blank_line (&(R->screen.text[row][col]),
1204 &(R->screen.rend[row][col]), num, R->rstyle);
1205 else
1206 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1207} 1256}
1208 1257
1209/* ------------------------------------------------------------------------- */ 1258/* ------------------------------------------------------------------------- */
1210/* 1259/*
1211 * Erase part of whole of the screen 1260 * Erase part of whole of the screen
… …
1214 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1263 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1215 */ 1264 */
1216void 1265void
1217rxvt_term::scr_erase_screen (int mode) 1266rxvt_term::scr_erase_screen (int mode)
1218{ 1267{
1219 int num; 1268 int num;
1220 int32_t row, row_offset; 1269 int32_t row;
1221 rend_t ren; 1270 rend_t ren;
1222 XGCValues gcvalue; 1271 XGCValues gcvalue;
1223 1272
1224 want_refresh = 1; 1273 want_refresh = 1;
1225 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1226 ZERO_SCROLLBACK(this); 1274 ZERO_SCROLLBACK ();
1227 row_offset = (int32_t)TermWin.saveLines;
1228 1275
1229 switch (mode) { 1276 switch (mode)
1277 {
1230 case 0: /* erase to end of screen */ 1278 case 0: /* erase to end of screen */
1231 rxvt_selection_check(this,1); 1279 selection_check (1);
1232 rxvt_scr_erase_line(this,0); 1280 scr_erase_line (0);
1233 row = screen.cur.row + 1; /* possible OOB */ 1281 row = screen.cur.row + 1; /* possible OOB */
1234 num = TermWin.nrow - row; 1282 num = nrow - row;
1235 break; 1283 break;
1236 case 1: /* erase to beginning of screen */ 1284 case 1: /* erase to beginning of screen */
1237 rxvt_selection_check(this,3); 1285 selection_check (3);
1238 rxvt_scr_erase_line(this,1); 1286 scr_erase_line (1);
1239 row = 0; 1287 row = 0;
1240 num = screen.cur.row; 1288 num = screen.cur.row;
1241 break; 1289 break;
1242 case 2: /* erase whole screen */ 1290 case 2: /* erase whole screen */
1243 rxvt_selection_check (this, 3); 1291 selection_check (3);
1244#ifdef RXVT_GRAPHICS
1245 rxvt_Gr_ClearScreen (this);
1246#endif
1247 row = 0; 1292 row = 0;
1248 num = TermWin.nrow; 1293 num = nrow;
1249 break; 1294 break;
1250 default: 1295 default:
1251 return; 1296 return;
1252 } 1297 }
1253 refresh_type |= REFRESH_BOUNDS; 1298
1254 if (selection.op && current_screen == selection.screen 1299 if (selection.op && current_screen == selection.screen
1255 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1300 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1256 || (selection.end.row >= row 1301 || (selection.end.row >= row
1257 && selection.end.row <= row + num))) 1302 && selection.end.row <= row + num)))
1258 CLEAR_SELECTION (this); 1303 CLEAR_SELECTION ();
1304
1259 if (row >= TermWin.nrow) /* Out Of Bounds */ 1305 if (row >= nrow) /* Out Of Bounds */
1260 return; 1306 return;
1307
1261 MIN_IT(num, (TermWin.nrow - row)); 1308 MIN_IT (num, (nrow - row));
1309
1262 if (rstyle & (RS_RVid | RS_Uline)) 1310 if (rstyle & (RS_RVid | RS_Uline))
1263 ren = (rend_t) ~RS_None; 1311 ren = (rend_t) ~RS_None;
1264 else if (GET_BASEBG(rstyle) == Color_bg) { 1312 else if (GET_BASEBG (rstyle) == Color_bg)
1313 {
1265 ren = DEFAULT_RSTYLE; 1314 ren = DEFAULT_RSTYLE;
1266 CLEAR_ROWS(row, num); 1315 CLEAR_ROWS (row, num);
1267 } else { 1316 }
1317 else
1318 {
1268 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1319 ren = rstyle & (RS_fgMask | RS_bgMask);
1269 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1320 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)];
1270 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1321 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1271 ERASE_ROWS(row, num); 1322 ERASE_ROWS (row, num);
1272 gcvalue.foreground = PixColors[Color_fg]; 1323 gcvalue.foreground = pix_colors[Color_fg];
1273 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1324 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1274 } 1325 }
1326
1275 for (; num--; row++) { 1327 for (; num--; row++)
1276 scr_blank_screen_mem (screen.text, screen.rend,
1277 (unsigned int)(row + row_offset), rstyle);
1278 screen.tlen[row + row_offset] = 0;
1279 scr_blank_line (drawn_text[row], drawn_rend[row],
1280 (unsigned int)TermWin.ncol, ren);
1281 } 1328 {
1329 scr_blank_screen_mem (ROW (row), rstyle);
1330 ROW (row).l = 0;
1331 scr_blank_line (drawn[row], 0, ncol, ren);
1332 }
1282} 1333}
1334
1335#if ENABLE_FRILLS
1336void
1337rxvt_term::scr_erase_savelines ()
1338{
1339 want_refresh = 1;
1340 ZERO_SCROLLBACK ();
1341
1342 nsaved = 0;
1343}
1344#endif
1283 1345
1284/* ------------------------------------------------------------------------- */ 1346/* ------------------------------------------------------------------------- */
1285/* 1347/*
1286 * Fill the screen with `E's 1348 * Fill the screen with `E's
1287 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1349 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1288 */ 1350 */
1289/* EXTPROTO */
1290void 1351void
1291rxvt_scr_E(pR) 1352rxvt_term::scr_E ()
1292{ 1353{
1293 int i, j, k; 1354 rend_t fs;
1294 rend_t *r1, fs;
1295 1355
1296 R->want_refresh = 1; 1356 want_refresh = 1;
1297 R->num_scr_allow = 0;
1298 ZERO_SCROLLBACK(R); 1357 ZERO_SCROLLBACK ();
1358
1359 num_scr_allow = 0;
1299 rxvt_selection_check(aR_ 3); 1360 selection_check (3);
1300 1361
1301 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1362 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1302 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1363 for (int row = nrow; row--; )
1303 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1364 {
1304 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1365 line_t &line = ROW(row);
1305 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1366
1367 fill_text (line.t, 'E', ncol);
1368 rend_t *r1 = line.r;
1369
1370 for (int j = ncol; j--; )
1306 *r1++ = fs; 1371 *r1++ = fs;
1372
1373 line.l = ncol; /* make the `E's selectable */
1307 } 1374 }
1308} 1375}
1309 1376
1310/* ------------------------------------------------------------------------- */ 1377/* ------------------------------------------------------------------------- */
1311/* 1378/*
1312 * Insert/Delete <count> lines 1379 * Insert/Delete <count> lines
1313 */ 1380 */
1314/* EXTPROTO */
1315void 1381void
1316rxvt_scr_insdel_lines(pR_ int count, int insdel) 1382rxvt_term::scr_insdel_lines (int count, int insdel)
1317{ 1383{
1318 int end; 1384 int end;
1319 1385
1320 ZERO_SCROLLBACK(R); 1386 ZERO_SCROLLBACK ();
1321 1387
1322#ifdef RXVT_GRAPHICS
1323 if (rxvt_Gr_Displayed(aR))
1324 rxvt_Gr_scroll(aR_ 0);
1325#endif
1326
1327 rxvt_selection_check(aR_ 1); 1388 selection_check (1);
1328 1389
1329 if (R->screen.cur.row > R->screen.bscroll) 1390 if (screen.cur.row > screen.bscroll)
1391 return;
1392
1393 end = screen.bscroll - screen.cur.row + 1;
1394 if (count > end)
1395 {
1396 if (insdel == DELETE)
1330 return; 1397 return;
1331
1332 end = R->screen.bscroll - R->screen.cur.row + 1;
1333 if (count > end) {
1334 if (insdel == DELETE)
1335 return;
1336 else if (insdel == INSERT) 1398 else if (insdel == INSERT)
1337 count = end; 1399 count = end;
1338 } 1400 }
1339 R->screen.flags &= ~Screen_WrapNext;
1340 1401
1402 scr_do_wrap ();
1403
1341 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1404 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1342} 1405}
1343 1406
1344/* ------------------------------------------------------------------------- */ 1407/* ------------------------------------------------------------------------- */
1345/* 1408/*
1346 * Insert/Delete <count> characters from the current position 1409 * Insert/Delete <count> characters from the current position
1347 */ 1410 */
1348/* EXTPROTO */
1349void 1411void
1350rxvt_scr_insdel_chars(pR_ int count, int insdel) 1412rxvt_term::scr_insdel_chars (int count, int insdel)
1351{ 1413{
1352 int col, row; 1414 int col, row;
1353 rend_t tr; 1415 rend_t tr;
1354 text_t *stp;
1355 rend_t *srp;
1356 int16_t *slp;
1357 1416
1358 R->want_refresh = 1; 1417 want_refresh = 1;
1359 ZERO_SCROLLBACK(R); 1418 ZERO_SCROLLBACK ();
1360 1419
1361#ifdef RXVT_GRAPHICS
1362 if (rxvt_Gr_Displayed(aR))
1363 rxvt_Gr_scroll(aR_ 0);
1364#endif
1365
1366 if (count <= 0) 1420 if (count <= 0)
1367 return; 1421 return;
1368 1422
1423 scr_do_wrap ();
1424
1369 rxvt_selection_check(aR_ 1); 1425 selection_check (1);
1370 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1426 MIN_IT (count, (ncol - screen.cur.col));
1371 1427
1372 row = R->screen.cur.row + R->TermWin.saveLines; 1428 row = screen.cur.row;
1373 R->screen.flags &= ~Screen_WrapNext;
1374 1429
1375 stp = R->screen.text[row]; 1430 line_t *line = &ROW(row);
1376 srp = R->screen.rend[row]; 1431
1377 slp = &(R->screen.tlen[row]);
1378 switch (insdel) { 1432 switch (insdel)
1433 {
1379 case INSERT: 1434 case INSERT:
1380 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1435 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1381 col--) { 1436 {
1382 stp[col] = stp[col - count]; 1437 line->t[col] = line->t[col - count];
1383 srp[col] = srp[col - count]; 1438 line->r[col] = line->r[col - count];
1384 } 1439 }
1385 if (*slp != -1) { 1440
1441 if (!line->is_longer ())
1442 {
1386 *slp += count; 1443 line->l += count;
1387 MIN_IT(*slp, R->TermWin.ncol); 1444 MIN_IT (line->l, ncol);
1388 } 1445 }
1446
1389 if (R->selection.op && R->current_screen == R->selection.screen 1447 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1448 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1449 {
1391 if (R->selection.end.row != R->screen.cur.row 1450 if (selection.end.row != screen.cur.row
1392 || (R->selection.end.col + count >= R->TermWin.ncol)) 1451 || (selection.end.col + count >= ncol))
1393 CLEAR_SELECTION(R); 1452 CLEAR_SELECTION ();
1453 else
1394 else { /* shift selection */ 1454 { /* shift selection */
1395 R->selection.beg.col += count; 1455 selection.beg.col += count;
1396 R->selection.mark.col += count; /* XXX: yes? */ 1456 selection.mark.col += count; /* XXX: yes? */
1397 R->selection.end.col += count; 1457 selection.end.col += count;
1398 } 1458 }
1399 } 1459 }
1400 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1460
1401 (unsigned int)count, R->rstyle); 1461 scr_blank_line (*line, screen.cur.col, count, rstyle);
1402 break; 1462 break;
1463
1403 case ERASE: 1464 case ERASE:
1404 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1465 screen.cur.col += count; /* don't worry if > ncol */
1405 rxvt_selection_check(aR_ 1); 1466 selection_check (1);
1406 R->screen.cur.col -= count; 1467 screen.cur.col -= count;
1407 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1468 scr_blank_line (*line, screen.cur.col, count, rstyle);
1408 (unsigned int)count, R->rstyle);
1409 break; 1469 break;
1470
1410 case DELETE: 1471 case DELETE:
1411 tr = srp[R->TermWin.ncol - 1]
1412 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1472 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1473
1413 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1474 for (col = screen.cur.col; (col + count) < ncol; col++)
1475 {
1414 stp[col] = stp[col + count]; 1476 line->t[col] = line->t[col + count];
1415 srp[col] = srp[col + count]; 1477 line->r[col] = line->r[col + count];
1478 }
1479
1480 scr_blank_line (*line, ncol - count, count, tr);
1481
1482 if (line->is_longer ()) /* break line continuation */
1483 line->l = ncol;
1416 } 1484
1417 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1485 line->l = max (line->l - count, 0);
1418 &(srp[R->TermWin.ncol - count]), 1486
1419 (unsigned int)count, tr);
1420 if (*slp == -1) /* break line continuation */
1421 *slp = R->TermWin.ncol;
1422 *slp -= count;
1423 MAX_IT(*slp, 0);
1424 if (R->selection.op && R->current_screen == R->selection.screen 1487 if (selection.op && current_screen == selection.screen
1425 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1488 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1489 {
1426 if (R->selection.end.row != R->screen.cur.row 1490 if (selection.end.row != screen.cur.row
1427 || (R->screen.cur.col >= R->selection.beg.col - count) 1491 || (screen.cur.col >= selection.beg.col - count)
1428 || R->selection.end.col >= R->TermWin.ncol) 1492 || selection.end.col >= ncol)
1429 CLEAR_SELECTION(R); 1493 CLEAR_SELECTION ();
1430 else { 1494 else
1495 {
1431 /* shift selection */ 1496 /* shift selection */
1432 R->selection.beg.col -= count; 1497 selection.beg.col -= count;
1433 R->selection.mark.col -= count; /* XXX: yes? */ 1498 selection.mark.col -= count; /* XXX: yes? */
1434 R->selection.end.col -= count; 1499 selection.end.col -= count;
1435 } 1500 }
1436 } 1501 }
1502
1437 break; 1503 break;
1438 } 1504 }
1439} 1505}
1440 1506
1441/* ------------------------------------------------------------------------- */ 1507/* ------------------------------------------------------------------------- */
1442/* 1508/*
1443 * Set the scrolling region 1509 * Set the scrolling region
1444 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1510 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1445 */ 1511 */
1446/* EXTPROTO */
1447void 1512void
1448rxvt_scr_scroll_region(pR_ int top, int bot) 1513rxvt_term::scr_scroll_region (int top, int bot)
1449{ 1514{
1450 MAX_IT(top, 0); 1515 MAX_IT (top, 0);
1451 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1516 MIN_IT (bot, (int)nrow - 1);
1517
1452 if (top > bot) 1518 if (top > bot)
1453 return; 1519 return;
1520
1454 R->screen.tscroll = top; 1521 screen.tscroll = top;
1455 R->screen.bscroll = bot; 1522 screen.bscroll = bot;
1456 rxvt_scr_gotorc(aR_ 0, 0, 0); 1523 scr_gotorc (0, 0, 0);
1457} 1524}
1458 1525
1459/* ------------------------------------------------------------------------- */ 1526/* ------------------------------------------------------------------------- */
1460/* 1527/*
1461 * Make the cursor visible/invisible 1528 * Make the cursor visible/invisible
1462 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1529 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1463 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1530 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1464 */ 1531 */
1465/* EXTPROTO */
1466void 1532void
1467rxvt_scr_cursor_visible(pR_ int mode) 1533rxvt_term::scr_cursor_visible (int mode)
1468{ 1534{
1469 R->want_refresh = 1; 1535 want_refresh = 1;
1536
1470 if (mode) 1537 if (mode)
1471 R->screen.flags |= Screen_VisibleCursor; 1538 screen.flags |= Screen_VisibleCursor;
1472 else 1539 else
1473 R->screen.flags &= ~Screen_VisibleCursor; 1540 screen.flags &= ~Screen_VisibleCursor;
1474} 1541}
1475 1542
1476/* ------------------------------------------------------------------------- */ 1543/* ------------------------------------------------------------------------- */
1477/* 1544/*
1478 * Set/unset automatic wrapping 1545 * Set/unset automatic wrapping
1479 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1546 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1480 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1547 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1481 */ 1548 */
1482/* EXTPROTO */
1483void 1549void
1484rxvt_scr_autowrap(pR_ int mode) 1550rxvt_term::scr_autowrap (int mode)
1485{ 1551{
1486 if (mode) 1552 if (mode)
1487 R->screen.flags |= Screen_Autowrap; 1553 screen.flags |= Screen_Autowrap;
1488 else 1554 else
1489 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1555 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1490} 1556}
1491 1557
1492/* ------------------------------------------------------------------------- */ 1558/* ------------------------------------------------------------------------- */
1493/* 1559/*
1494 * Set/unset margin origin mode 1560 * Set/unset margin origin mode
… …
1497 * Relative mode: line numbers are relative to top margin of scrolling region 1563 * Relative mode: line numbers are relative to top margin of scrolling region
1498 * and the cursor cannot be moved outside. 1564 * and the cursor cannot be moved outside.
1499 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1565 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1500 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1566 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1501 */ 1567 */
1502/* EXTPROTO */
1503void 1568void
1504rxvt_scr_relative_origin(pR_ int mode) 1569rxvt_term::scr_relative_origin (int mode)
1505{ 1570{
1506 if (mode) 1571 if (mode)
1507 R->screen.flags |= Screen_Relative; 1572 screen.flags |= Screen_Relative;
1508 else 1573 else
1509 R->screen.flags &= ~Screen_Relative; 1574 screen.flags &= ~Screen_Relative;
1575
1510 rxvt_scr_gotorc(aR_ 0, 0, 0); 1576 scr_gotorc (0, 0, 0);
1511} 1577}
1512 1578
1513/* ------------------------------------------------------------------------- */ 1579/* ------------------------------------------------------------------------- */
1514/* 1580/*
1515 * Set insert/replace mode 1581 * Set insert/replace mode
1516 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1582 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1517 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1583 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1518 */ 1584 */
1519/* EXTPROTO */
1520void 1585void
1521rxvt_scr_insert_mode(pR_ int mode) 1586rxvt_term::scr_insert_mode (int mode)
1522{ 1587{
1523 if (mode) 1588 if (mode)
1524 R->screen.flags |= Screen_Insert; 1589 screen.flags |= Screen_Insert;
1525 else 1590 else
1526 R->screen.flags &= ~Screen_Insert; 1591 screen.flags &= ~Screen_Insert;
1527} 1592}
1528 1593
1529/* ------------------------------------------------------------------------- */ 1594/* ------------------------------------------------------------------------- */
1530/* 1595/*
1531 * Set/Unset tabs 1596 * Set/Unset tabs
1532 * XTERM_SEQ: Set tab at current column : ESC H 1597 * XTERM_SEQ: Set tab at current column : ESC H
1533 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1598 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1534 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1599 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1535 */ 1600 */
1536/* EXTPROTO */
1537void 1601void
1538rxvt_scr_set_tab(pR_ int mode) 1602rxvt_term::scr_set_tab (int mode)
1539{ 1603{
1540 if (mode < 0) 1604 if (mode < 0)
1541 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1605 memset (tabs, 0, ncol * sizeof (char));
1542 else if (R->screen.cur.col < R->TermWin.ncol) 1606 else if (screen.cur.col < ncol)
1543 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1607 tabs[screen.cur.col] = (mode ? 1 : 0);
1544} 1608}
1545 1609
1546/* ------------------------------------------------------------------------- */ 1610/* ------------------------------------------------------------------------- */
1547/* 1611/*
1548 * Set reverse/normal video 1612 * Set reverse/normal video
1549 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1613 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1550 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1614 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1551 */ 1615 */
1552/* EXTPROTO */
1553void 1616void
1554rxvt_scr_rvideo_mode(pR_ int mode) 1617rxvt_term::scr_rvideo_mode (int mode)
1555{ 1618{
1556 XGCValues gcvalue; 1619 XGCValues gcvalue;
1557 1620
1558 if (R->rvideo != mode) { 1621 if (rvideo != mode)
1622 {
1559 R->rvideo = mode; 1623 rvideo = mode;
1560 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1624 SWAP_IT (pix_colors[Color_fg], pix_colors[Color_bg], rxvt_color);
1561#if defined(XPM_BACKGROUND) 1625#if XPM_BACKGROUND
1562 if (R->bgPixmap.pixmap == None) 1626 if (bgPixmap.pixmap == None)
1563#endif 1627#endif
1564#if defined(TRANSPARENT) 1628#if TRANSPARENT
1565 if (!(R->Options & Opt_transparent) || R->am_transparent == 0) 1629 if (! (options & Opt_transparent) || am_transparent == 0)
1566#endif 1630#endif
1567 XSetWindowBackground(R->Xdisplay, R->TermWin.vt, 1631 XSetWindowBackground (display->display, vt,
1568 R->PixColors[Color_bg]); 1632 pix_colors[Color_bg]);
1569 1633
1570 gcvalue.foreground = R->PixColors[Color_fg]; 1634 gcvalue.foreground = pix_colors[Color_fg];
1571 gcvalue.background = R->PixColors[Color_bg]; 1635 gcvalue.background = pix_colors[Color_bg];
1572 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1636 XChangeGC (display->display, gc, GCBackground | GCForeground,
1573 &gcvalue); 1637 &gcvalue);
1574 R->scr_clear (); 1638 scr_clear ();
1575 R->scr_touch (true); 1639 scr_touch (true);
1576 } 1640 }
1577} 1641}
1578 1642
1579/* ------------------------------------------------------------------------- */ 1643/* ------------------------------------------------------------------------- */
1580/* 1644/*
1581 * Report current cursor position 1645 * Report current cursor position
1582 * XTERM_SEQ: Report position: ESC [ 6 n 1646 * XTERM_SEQ: Report position: ESC [ 6 n
1583 */ 1647 */
1584/* EXTPROTO */
1585void 1648void
1586rxvt_scr_report_position(pR) 1649rxvt_term::scr_report_position ()
1587{ 1650{
1588 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1651 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1589} 1652}
1590 1653
1591/* ------------------------------------------------------------------------- * 1654/* ------------------------------------------------------------------------- *
1592 * FONTS * 1655 * FONTS *
1593 * ------------------------------------------------------------------------- */ 1656 * ------------------------------------------------------------------------- */
1594 1657
1595/* 1658/*
1596 * Set font style 1659 * Set font style
1597 */ 1660 */
1598/* INTPROTO */
1599void 1661void
1600rxvt_set_font_style(pR) 1662rxvt_term::set_font_style ()
1601{ 1663{
1602 switch (R->charsets[R->screen.charset]) { 1664 switch (charsets[screen.charset])
1665 {
1603 case '0': /* DEC Special Character & Line Drawing Set */ 1666 case '0': /* DEC Special Character & Line Drawing Set */
1604 break; 1667 break;
1605 case 'A': /* United Kingdom (UK) */ 1668 case 'A': /* United Kingdom (UK) */
1606 break; 1669 break;
1607 case 'B': /* United States (USASCII) */ 1670 case 'B': /* United States (USASCII) */
1608 break; 1671 break;
1609 case '<': /* Multinational character set */ 1672 case '<': /* Multinational character set */
1610 break; 1673 break;
1611 case '5': /* Finnish character set */ 1674 case '5': /* Finnish character set */
1612 break; 1675 break;
1613 case 'C': /* Finnish character set */ 1676 case 'C': /* Finnish character set */
1614 break; 1677 break;
1615 case 'K': /* German character set */ 1678 case 'K': /* German character set */
1616 break; 1679 break;
1617 } 1680 }
1618} 1681}
1619 1682
1620/* ------------------------------------------------------------------------- */ 1683/* ------------------------------------------------------------------------- */
… …
1623 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1686 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1624 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1687 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1625 * XTERM_SEQ: Invoke G2 character set: ESC N 1688 * XTERM_SEQ: Invoke G2 character set: ESC N
1626 * XTERM_SEQ: Invoke G3 character set: ESC O 1689 * XTERM_SEQ: Invoke G3 character set: ESC O
1627 */ 1690 */
1628/* EXTPROTO */
1629void 1691void
1630rxvt_scr_charset_choose(pR_ int set) 1692rxvt_term::scr_charset_choose (int set)
1631{ 1693{
1632 R->screen.charset = set; 1694 screen.charset = set;
1633 rxvt_set_font_style(aR); 1695 set_font_style ();
1634} 1696}
1635 1697
1636/* ------------------------------------------------------------------------- */ 1698/* ------------------------------------------------------------------------- */
1637/* 1699/*
1638 * Set a font 1700 * Set a font
… …
1640 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1702 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1641 * XTERM_SEQ: Set G2 character set: ESC * <C> 1703 * XTERM_SEQ: Set G2 character set: ESC * <C>
1642 * XTERM_SEQ: Set G3 character set: ESC + <C> 1704 * XTERM_SEQ: Set G3 character set: ESC + <C>
1643 * See set_font_style for possible values for <C> 1705 * See set_font_style for possible values for <C>
1644 */ 1706 */
1645/* EXTPROTO */
1646void 1707void
1647rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1708rxvt_term::scr_charset_set (int set, unsigned int ch)
1648{ 1709{
1649 R->charsets[set] = (unsigned char)ch; 1710 charsets[set] = (unsigned char)ch;
1650 rxvt_set_font_style(aR); 1711 set_font_style ();
1651} 1712}
1652 1713
1653
1654/* ------------------------------------------------------------------------- *
1655 * GRAPHICS COLOURS *
1656 * ------------------------------------------------------------------------- */
1657
1658#ifdef RXVT_GRAPHICS
1659/* EXTPROTO */
1660int
1661rxvt_scr_get_fgcolor(pR)
1662{
1663 return GET_FGCOLOR(R->rstyle);
1664}
1665
1666/* ------------------------------------------------------------------------- */
1667/* EXTPROTO */
1668int
1669rxvt_scr_get_bgcolor(pR)
1670{
1671 return GET_BGCOLOR(R->rstyle);
1672}
1673#endif
1674 1714
1675/* ------------------------------------------------------------------------- * 1715/* ------------------------------------------------------------------------- *
1676 * MAJOR SCREEN MANIPULATION * 1716 * MAJOR SCREEN MANIPULATION *
1677 * ------------------------------------------------------------------------- */ 1717 * ------------------------------------------------------------------------- */
1678 1718
1679/* 1719/*
1720 * refresh matching text.
1721 */
1722bool
1723rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)
1724{
1725 bool found = false;
1726
1727 for (int i = 0; i < nrow; i++)
1728 {
1729 int col = 0;
1730 rend_t *drp = drawn[i].r;
1731
1732 for (; col < ncol; col++, drp++)
1733 if ((*drp & mask) == value)
1734 {
1735 found = true;
1736 *drp = ~value;
1737 }
1738 }
1739
1740 return found;
1741}
1742
1743/*
1680 * Refresh an area 1744 * Refresh an area
1681 */ 1745 */
1682enum { 1746enum {
1683 PART_BEG = 0, 1747 PART_BEG = 0,
1684 PART_END, 1748 PART_END,
1685 RC_COUNT 1749 RC_COUNT
1686}; 1750};
1687 1751
1688void 1752void
1689rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1753rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)
1690{ 1754{
1691 int i; 1755 int i;
1692 row_col_t rc[RC_COUNT]; 1756 row_col_t rc[RC_COUNT];
1693 1757
1694 if (drawn_text == NULL) /* sanity check */ 1758 if (!drawn) /* sanity check */
1695 return; 1759 return;
1696 1760
1761#ifndef NO_SLOW_LINK_SUPPORT
1762 if (refresh_type == FAST_REFRESH && !display->is_local)
1763 {
1764 y = 0;
1765 eheight = height;
1766 }
1767#endif
1768
1697#ifdef DEBUG_STRICT 1769#ifdef DEBUG_STRICT
1698 x = max(x, (int)TermWin.int_bwidth); 1770 x = max (x, 0);
1699 x = min(x, (int)TermWin.width); 1771 x = min (x, (int)width);
1700 y = max(y, (int)TermWin.int_bwidth); 1772 y = max (y, 0);
1701 y = min(y, (int)TermWin.height); 1773 y = min (y, (int)height);
1702#endif 1774#endif
1703 1775
1704/* round down */ 1776 /* round down */
1705 rc[PART_BEG].col = Pixel2Col(x); 1777 rc[PART_BEG].col = Pixel2Col (x);
1706 rc[PART_BEG].row = Pixel2Row(y); 1778 rc[PART_BEG].row = Pixel2Row (y);
1707/* round up */ 1779 /* round up */
1708 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1780 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1709 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1781 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1710 1782
1711/* sanity checks */ 1783 /* sanity checks */
1712 for (i = PART_BEG; i < RC_COUNT; i++) 1784 for (i = PART_BEG; i < RC_COUNT; i++)
1713 { 1785 {
1714 MIN_IT(rc[i].col, TermWin.ncol - 1); 1786 MIN_IT (rc[i].col, ncol - 1);
1715 MIN_IT(rc[i].row, TermWin.nrow - 1); 1787 MIN_IT (rc[i].row, nrow - 1);
1716 } 1788 }
1717
1718 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));
1719 1789
1720 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1790 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1721 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1791 fill_text (&drawn[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1722 (rc[PART_END].col - rc[PART_BEG].col + 1));
1723 1792
1724 if (refresh) 1793 if (refresh)
1725 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1794 scr_refresh (SLOW_REFRESH);
1726} 1795}
1727 1796
1728/* ------------------------------------------------------------------------- */ 1797/* ------------------------------------------------------------------------- */
1729/* 1798/*
1730 * Refresh the entire screen 1799 * Refresh the entire screen
1731 */ 1800 */
1732void 1801void
1733rxvt_term::scr_touch (bool refresh) 1802rxvt_term::scr_touch (bool refresh)
1734{ 1803{
1735 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1804 scr_expose (0, 0, width, height, refresh);
1736} 1805}
1737 1806
1738/* ------------------------------------------------------------------------- */ 1807/* ------------------------------------------------------------------------- */
1739/* 1808/*
1740 * Move the display so that the line represented by scrollbar value Y is at 1809 * Move the display so that the line represented by scrollbar value Y is at
1741 * the top of the screen 1810 * the top of the screen
1742 */ 1811 */
1743/* EXTPROTO */
1744int 1812int
1745rxvt_scr_move_to(pR_ int y, int len) 1813rxvt_term::scr_move_to (int y, int len)
1746{ 1814{
1747 long p = 0; 1815 long p = 0;
1748 uint16_t oldviewstart; 1816 unsigned int oldviewstart;
1749 1817
1750 oldviewstart = R->TermWin.view_start; 1818 oldviewstart = view_start;
1819
1751 if (y < len) { 1820 if (y < len)
1752 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len; 1821 {
1822 p = (nrow + nsaved) * (len - y) / len;
1753 p -= (long)(R->TermWin.nrow - 1); 1823 p -= (long) (nrow - 1);
1754 p = max(p, 0); 1824 p = max (p, 0);
1755 } 1825 }
1756 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1757 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1758 1826
1827 view_start = (unsigned int)min (p, nsaved);
1828
1759 return rxvt_scr_changeview(aR_ oldviewstart); 1829 return scr_changeview (oldviewstart);
1760} 1830}
1761 1831
1762/* ------------------------------------------------------------------------- */ 1832/* ------------------------------------------------------------------------- */
1763/* 1833/*
1764 * Page the screen up/down nlines 1834 * Page the screen up/down nlines
1765 * direction should be UP or DN 1835 * direction should be UP or DN
1766 */ 1836 */
1767/* EXTPROTO */
1768int 1837int
1769rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1838rxvt_term::scr_page (enum page_dirn direction, int nlines)
1770{ 1839{
1771 int n; 1840 int n;
1772 uint16_t oldviewstart; 1841 unsigned int oldviewstart;
1773 1842
1774 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1775#ifdef DEBUG_STRICT
1776 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1777#endif
1778 oldviewstart = R->TermWin.view_start; 1843 oldviewstart = view_start;
1844
1779 if (direction == UP) { 1845 if (direction == UP)
1846 {
1780 n = R->TermWin.view_start + nlines; 1847 n = view_start + nlines;
1781 R->TermWin.view_start = min(n, R->TermWin.nscrolled); 1848 view_start = min (n, nsaved);
1782 } else { 1849 }
1850 else
1851 {
1783 n = R->TermWin.view_start - nlines; 1852 n = view_start - nlines;
1784 R->TermWin.view_start = max(n, 0); 1853 view_start = max (n, 0);
1785 } 1854 }
1855
1786 return rxvt_scr_changeview(aR_ oldviewstart); 1856 return scr_changeview (oldviewstart);
1787} 1857}
1788 1858
1789/* INTPROTO */
1790int 1859int
1791rxvt_scr_changeview(pR_ uint16_t oldviewstart) 1860rxvt_term::scr_changeview (unsigned int oldviewstart)
1792{ 1861{
1793 if (R->TermWin.view_start != oldviewstart) { 1862 if (view_start != oldviewstart)
1863 {
1794 R->want_refresh = 1; 1864 want_refresh = 1;
1795#ifdef RXVT_GRAPHICS
1796 if (rxvt_Gr_Displayed(aR))
1797 rxvt_Gr_scroll(aR_ 0);
1798#endif
1799 R->num_scr -= (R->TermWin.view_start - oldviewstart); 1865 num_scr -= (view_start - oldviewstart);
1800 } 1866 }
1867
1801 return (int)(R->TermWin.view_start - oldviewstart); 1868 return (int) (view_start - oldviewstart);
1802} 1869}
1803 1870
1804/* ------------------------------------------------------------------------- */ 1871/* ------------------------------------------------------------------------- */
1805/* EXTPROTO */
1806void 1872void
1807rxvt_scr_bell(pR) 1873rxvt_term::scr_bell ()
1808{ 1874{
1809#ifndef NO_BELL 1875#ifndef NO_BELL
1876
1810# ifndef NO_MAPALERT 1877# ifndef NO_MAPALERT
1811# ifdef MAPALERT_OPTION 1878# ifdef MAPALERT_OPTION
1812 if (R->Options & Opt_mapAlert) 1879 if (options & Opt_mapAlert)
1813# endif 1880# endif
1814 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1881 XMapWindow (display->display, parent[0]);
1815# endif 1882# endif
1883
1816 if (R->Options & Opt_visualBell) { 1884 if (options & Opt_visualBell)
1885 {
1817 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1886 scr_rvideo_mode (!rvideo); /* refresh also done */
1887 rxvt_usleep (VISUAL_BELL_DURATION);
1818 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1888 scr_rvideo_mode (!rvideo); /* refresh also done */
1889 }
1819 } else 1890 else
1820 XBell(R->Xdisplay, 0); 1891 XBell (display->display, 0);
1892
1821#endif 1893#endif
1822} 1894}
1823 1895
1824/* ------------------------------------------------------------------------- */ 1896/* ------------------------------------------------------------------------- */
1825/* ARGSUSED */ 1897/* ARGSUSED */
1826/* EXTPROTO */
1827void 1898void
1828rxvt_scr_printscreen(pR_ int fullhist) 1899rxvt_term::scr_printscreen (int fullhist)
1829{ 1900{
1830#ifdef PRINTPIPE 1901#ifdef PRINTPIPE
1831 int i, r1, nrows, row_offset; 1902 int nrows, row_start;
1832 text_t *t; 1903 FILE *fd;
1833 FILE *fd;
1834 1904
1835 if ((fd = rxvt_popen_printer(aR)) == NULL) 1905 if ((fd = popen_printer ()) == NULL)
1836 return; 1906 return;
1837 nrows = R->TermWin.nrow; 1907
1838 row_offset = R->TermWin.saveLines;
1839 if (!fullhist) 1908 if (fullhist)
1840 row_offset -= R->TermWin.view_start;
1841 else {
1842 nrows += R->TermWin.nscrolled;
1843 row_offset -= R->TermWin.nscrolled;
1844 } 1909 {
1910 nrows = nrow + nsaved;
1911 row_start = -nsaved;
1912 }
1913 else
1914 {
1915 nrows = nrow;
1916 row_start = -view_start;
1917 }
1845 1918
1919 wctomb (0, 0);
1920
1846 for (r1 = 0; r1 < nrows; r1++) { 1921 for (int r1 = 0; r1 < nrows; r1++)
1847 t = R->screen.text[r1 + row_offset];
1848 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1849 if (!isspace(t[i]))
1850 break;
1851 fprintf(fd, "%.*s\n", (i + 1), t);
1852 } 1922 {
1923 text_t *tp = ROW(r1).t;
1924 int len = ROW(r1).l;
1925
1926 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1927 {
1928 char mb[MB_LEN_MAX];
1929 text_t t = *tp++;
1930 if (t == NOCHAR)
1931 continue;
1932
1933 len = wctomb (mb, t);
1934
1935 if (len <= 0)
1936 {
1937 mb[0] = ' ';
1938 len = 1;
1939 }
1940
1941 fwrite (mb, 1, len, fd);
1942 }
1943
1944 fputc ('\n', fd);
1945 }
1946
1853 rxvt_pclose_printer(fd); 1947 pclose_printer (fd);
1854#endif 1948#endif
1855} 1949}
1856 1950
1857/* ------------------------------------------------------------------------- */ 1951/* ------------------------------------------------------------------------- */
1858/* 1952/*
1859 * Refresh the screen 1953 * Refresh the screen
1860 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1954 * drawn_text/drawn_rend contain the screen information before the update.
1861 * R->screen.text/R->screen.rend contain what the screen will change to. 1955 * screen.text/screen.rend contain what the screen will change to.
1862 */ 1956 */
1863
1864#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD)
1865# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink))
1866# define MONO_BOLD_FG(x, fg) MONO_BOLD(x)
1867#else
1868# define MONO_BOLD(x) \
1869 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1870# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1871#endif
1872
1873#define FONT_WIDTH(X, Y) \
1874 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1875#define FONT_RBEAR(X, Y) \
1876 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1877#define FONT_LBEAR(X, Y) \
1878 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1879#define IS_FONT_CHAR(X, Y) \
1880 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1881
1882void 1957void
1883rxvt_term::scr_refresh (unsigned char refresh_type) 1958rxvt_term::scr_refresh (unsigned char refresh_type)
1884{ 1959{
1885 unsigned char clearfirst, /* first character writes before cell */
1886 clearlast, /* last character writes beyond cell */
1887 must_clear, /* use draw_string not draw_image_string */ 1960 unsigned char must_clear, /* use draw_string not draw_image_string */
1888#ifndef NO_BOLDFONT
1889 bfont, /* we've changed font to bold font */
1890#endif
1891 rvid, /* reverse video this position */
1892 wbyte, /* we're in multibyte */
1893 showcursor; /* show the cursor */ 1961 showcursor; /* show the cursor */
1894 int fore, back; /* desired foreground/background */
1895 int16_t col, row, /* column/row we're processing */ 1962 int16_t col, row, /* column/row we're processing */
1896 ocrow; /* old cursor row */ 1963 ocrow; /* old cursor row */
1897 int cursorwidth;
1898 int i, /* tmp */ 1964 int i, /* tmp */
1899 row_offset; /* basic offset in screen structure */ 1965 row_offset; /* basic offset in screen structure */
1900#ifndef NO_CURSORCOLOR 1966#ifndef NO_CURSORCOLOR
1901 rend_t cc1; /* store colours at cursor position(s) */ 1967 rend_t cc1; /* store colours at cursor position (s) */
1902 rend_t cc2; /* store colours at cursor position(s) */
1903#endif 1968#endif
1904 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1969 rend_t *crp; // cursor rendition pointer
1905 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1906 1970
1971 want_refresh = 0; /* screen is current */
1972
1907 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1973 if (refresh_type == NO_REFRESH || !mapped)
1908 return; 1974 return;
1909 1975
1910 /* 1976 /*
1911 * A: set up vars 1977 * A: set up vars
1912 */ 1978 */
1913 clearfirst = clearlast = must_clear = wbyte = 0; 1979 must_clear = 0;
1914#ifndef NO_BOLDFONT 1980 refresh_count = 0;
1915 bfont = 0;
1916#endif
1917 1981
1918 if (currmaxcol < TermWin.ncol) 1982 row_offset = term_start - view_start;
1983
1984#if XPM_BACKGROUND
1985 must_clear |= bgPixmap.pixmap != None;
1986#endif
1987#if TRANSPARENT
1988 must_clear |= (options & Opt_transparent) && am_transparent;
1989#endif
1990 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1991
1992 /*
1993 * B: reverse any characters which are selected
1994 */
1995 scr_reverse_selection ();
1996
1997 /*
1998 * C: set the cursor character (s)
1999 */
2000 {
2001 unsigned char setoldcursor;
2002 rend_t ccol1, /* Cursor colour */
2003 ccol2; /* Cursor colour2 */
2004
2005 showcursor = (screen.flags & Screen_VisibleCursor);
2006#ifdef CURSOR_BLINK
2007 if (hidden_cursor)
2008 showcursor = 0;
2009#endif
2010
2011 if (showcursor)
1919 { 2012 {
1920 currmaxcol = TermWin.ncol; 2013 int col = screen.cur.col;
1921 buffer = (char *)rxvt_realloc (buffer,
1922 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1923 }
1924 2014
1925 refresh_count = 0; 2015 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2016 col--;
1926 2017
1927 row_offset = TermWin.saveLines - TermWin.view_start; 2018 crp = &ROW(screen.cur.row).r[col];
1928 2019
1929 if ((refresh_type & REFRESH_BOUNDS))
1930 {
1931 clearfirst = clearlast = 1;
1932 refresh_type &= ~REFRESH_BOUNDS;
1933 }
1934
1935#if defined(XPM_BACKGROUND)
1936 must_clear |= (bgPixmap.pixmap != None);
1937#endif
1938#if defined(TRANSPARENT)
1939 must_clear |= ((Options & Opt_transparent) && am_transparent);
1940#endif
1941 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1942
1943 /*
1944 * B: reverse any characters which are selected
1945 */
1946 rxvt_scr_reverse_selection (this);
1947
1948 /*
1949 * C: set the cursor character(s)
1950 */
1951 {
1952 unsigned char setoldcursor;
1953 rend_t ccol1, /* Cursor colour */
1954 ccol2; /* Cursor colour2 */
1955
1956 showcursor = (screen.flags & Screen_VisibleCursor);
1957 cursorwidth = 0;
1958#ifdef CURSOR_BLINK
1959 if (hidden_cursor)
1960 showcursor = 0;
1961#endif
1962
1963 cursorwidth = 0;
1964
1965 if (showcursor) 2020 if (showcursor && focus)
1966 { 2021 {
1967 cursorwidth++; 2022 if (options & Opt_cursorUnderline)
1968 2023 *crp ^= RS_Uline;
1969 srp = &(screen.rend[screen.cur.row + TermWin.saveLines] 2024 else
1970 [screen.cur.col]);
1971
1972 if (showcursor && TermWin.focus)
1973 { 2025 {
1974 *srp ^= RS_RVid; 2026 *crp ^= RS_RVid;
2027
1975#ifndef NO_CURSORCOLOR 2028#ifndef NO_CURSORCOLOR
1976 cc1 = *srp & (RS_fgMask | RS_bgMask); 2029 cc1 = *crp & (RS_fgMask | RS_bgMask);
1977 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2030 if (ISSET_PIXCOLOR (Color_cursor))
1978 ccol1 = Color_cursor; 2031 ccol1 = Color_cursor;
1979 else 2032 else
1980#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2033#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1981 ccol1 = GET_FGCOLOR(rstyle); 2034 ccol1 = GET_FGCOLOR (rstyle);
1982#else 2035#else
1983 ccol1 = Color_fg; 2036 ccol1 = Color_fg;
1984#endif 2037#endif
1985 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2038 if (ISSET_PIXCOLOR (Color_cursor2))
1986 ccol2 = Color_cursor2; 2039 ccol2 = Color_cursor2;
1987 else 2040 else
1988#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2041#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1989 ccol2 = GET_BGCOLOR(rstyle); 2042 ccol2 = GET_BGCOLOR (rstyle);
1990#else 2043#else
1991 ccol2 = Color_bg; 2044 ccol2 = Color_bg;
1992#endif 2045#endif
1993 *srp = SET_FGCOLOR(*srp, ccol1); 2046 *crp = SET_FGCOLOR (*crp, ccol1);
1994 *srp = SET_BGCOLOR(*srp, ccol2); 2047 *crp = SET_BGCOLOR (*crp, ccol2);
1995#endif 2048#endif
1996 }
1997
1998 while (IS_WIDE (*srp))
1999 cursorwidth++, srp++;
2000 }
2001
2002 /* make sure no outline cursor is left around */
2003 setoldcursor = 0;
2004 if (ocrow != -1) {
2005 if (screen.cur.row + TermWin.view_start != ocrow
2006 || screen.cur.col != oldcursor.col) {
2007 if (ocrow < TermWin.nrow
2008 && oldcursor.col < TermWin.ncol) {
2009 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
2010 } 2049 }
2011 if (TermWin.focus || !showcursor)
2012 oldcursor.row = -1;
2013 else
2014 setoldcursor = 1;
2015 }
2016 } else if (!TermWin.focus)
2017 setoldcursor = 1;
2018 if (setoldcursor) {
2019 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
2020 oldcursor.row = -1;
2021 else {
2022 oldcursor.row = screen.cur.row + TermWin.view_start;
2023 oldcursor.col = screen.cur.col;
2024 } 2050 }
2025 } 2051 }
2052
2053 /* make sure no outline cursor is left around */
2054 setoldcursor = 0;
2055 if (ocrow != -1)
2056 {
2057 if (screen.cur.row + view_start != ocrow
2058 || screen.cur.col != oldcursor.col)
2059 {
2060 if (ocrow < nrow
2061 && oldcursor.col < ncol)
2062 drawn[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2063
2064 if (focus || !showcursor)
2065 oldcursor.row = -1;
2066 else
2067 setoldcursor = 1;
2068 }
2026 } 2069 }
2070 else if (!focus)
2071 setoldcursor = 1;
2072
2073 if (setoldcursor)
2074 {
2075 if (screen.cur.row + view_start >= nrow)
2076 oldcursor.row = -1;
2077 else
2078 {
2079 oldcursor.row = screen.cur.row + view_start;
2080 oldcursor.col = screen.cur.col;
2081 }
2082 }
2083 }
2084
2085#if ENABLE_OVERLAY
2086 scr_swap_overlay ();
2087#endif
2027 2088
2028#ifndef NO_SLOW_LINK_SUPPORT 2089#ifndef NO_SLOW_LINK_SUPPORT
2029 /* 2090 /*
2030 * D: CopyArea pass - very useful for slower links 2091 * D: CopyArea pass - very useful for slower links
2031 * This has been deliberately kept simple. 2092 * This has been deliberately kept simple.
2032 */ 2093 */
2033 i = num_scr; 2094 i = num_scr;
2095 if (!display->is_local
2034 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2096 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2035 && abs(i) < TermWin.nrow && !must_clear) 2097 && abs (num_scr) < nrow && !must_clear)
2036 { 2098 {
2037 int16_t nits; 2099 int16_t nits;
2038 int j; 2100 int j;
2039 rend_t *drp2; 2101 int len, wlen;
2040 text_t *dtp2;
2041 int len, wlen;
2042 2102
2043 j = TermWin.nrow; 2103 j = nrow;
2044 wlen = len = -1; 2104 wlen = len = -1;
2045 row = i > 0 ? 0 : j - 1; 2105 row = i > 0 ? 0 : j - 1;
2046 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2106 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2047 { 2107 {
2048 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2108 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2049 { 2109 {
2050 stp = screen.text[row + row_offset]; 2110 line_t s = save[(row + row_offset) % total_rows];
2051 srp = screen.rend[row + row_offset];
2052 dtp = drawn_text[row]; 2111 line_t d = drawn[row];
2053 dtp2 = drawn_text[row + i]; 2112 line_t d2 = drawn[row + i];
2054 drp = drawn_rend[row];
2055 drp2 = drawn_rend[row + i];
2056 2113
2057 for (nits = 0, col = TermWin.ncol; col--; ) 2114 for (nits = 0, col = ncol; col--; )
2058 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2115 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2059 nits--; 2116 nits--;
2060 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2117 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2061 nits++; 2118 nits++;
2062 2119
2063 if (nits > 8) /* XXX: arbitrary choice */ 2120 if (nits > 8) /* XXX: arbitrary choice */
2121 {
2122 for (col = ncol; col--; )
2064 { 2123 {
2065 for (col = TermWin.ncol; col--; ) 2124 *d.t++ = *d2.t++;
2125 *d.r++ = *d2.r++;
2126 }
2127
2128 if (len == -1)
2129 len = row;
2130
2131 wlen = row;
2132 continue;
2133 }
2134 }
2135
2136 if (len != -1)
2137 {
2138 /* also comes here at end if needed because of >= above */
2139 if (wlen < len)
2140 SWAP_IT (wlen, len, int);
2141
2142 XCopyArea (display->display, vt, vt,
2143 gc, 0, Row2Pixel (len + i),
2144 (unsigned int)TermWin_TotalWidth (),
2145 (unsigned int)Height2Pixel (wlen - len + 1),
2146 0, Row2Pixel (len));
2147 len = -1;
2148 }
2149 }
2150 }
2151#endif
2152
2153 /*
2154 * E: main pass across every character
2155 */
2156 for (row = 0; row < nrow; row++)
2157 {
2158 text_t *stp = save[(row + row_offset) % total_rows].t;
2159 rend_t *srp = save[(row + row_offset) % total_rows].r;
2160 text_t *dtp = drawn[row].t;
2161 rend_t *drp = drawn[row].r;
2162
2163 /*
2164 * E2: OK, now the real pass
2165 */
2166 int ypixel = (int)Row2Pixel (row);
2167
2168 for (col = 0; col < ncol; col++)
2169 {
2170 /* compare new text with old - if exactly the same then continue */
2171 if (stp[col] == dtp[col] /* Must match characters to skip. */
2172 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2173 || (stp[col] == ' ' /* space w/ no background change */
2174 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2175 continue;
2176
2177 // redraw one or more characters
2178
2179 // seek to the beginning of wide characters
2180 while (stp[col] == NOCHAR && col > 0)
2181 --col;
2182
2183 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2184 text_t *text = stp + col;
2185 int count = 1;
2186
2187 dtp[col] = stp[col];
2188 drp[col] = rend;
2189
2190 int xpixel = Col2Pixel (col);
2191
2192 for (i = 0; ++col < ncol; )
2193 {
2194 if (stp[col] == NOCHAR)
2195 {
2196 dtp[col] = stp[col];
2197 drp[col] = rend;
2198 count++;
2199 i++;
2200
2201 continue;
2202 }
2203
2204 if (!RS_SAME (rend, srp[col]))
2205 break;
2206
2207 count++;
2208
2209 if (stp[col] != dtp[col]
2210 || !RS_SAME (srp[col], drp[col]))
2211 {
2212 if (must_clear && (i++ > count / 2))
2213 break;
2214
2215 dtp[col] = stp[col];
2216 drp[col] = rend;
2217 i = 0;
2218 }
2219 else if (must_clear || (stp[col] != ' ' && ++i >= 16))
2220 break;
2221 }
2222
2223 col--; /* went one too far. move back */
2224 count -= i; /* dump any matching trailing chars */
2225
2226 // sometimes we optimize away the trailing NOCHAR's, add them back
2227 while (i && text[count] == NOCHAR)
2228 count++, i--;
2229
2230 /*
2231 * Determine the attributes for the string
2232 */
2233 int fore = GET_FGCOLOR (rend); // desired foreground
2234 int back = GET_BGCOLOR (rend); // desired background
2235
2236 // only do special processing if any attributes are set, which is rare
2237 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2238 {
2239#if ENABLE_STYLES
2240 // force redraw after "careful" characters to avoid pixel droppings
2241 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2242 drp[col + 1] = ~srp[col + 1];
2243
2244 // include previous careful character(s) if possible, looks nicer (best effort...)
2245 while (text > stp
2246 && srp[text - stp - 1] & RS_Careful
2247 && RS_SAME (rend, srp[text - stp - 1]))
2248 text--, count++, xpixel -= fwidth;
2249#endif
2250
2251 bool invert = rend & RS_RVid;
2252
2253#ifndef NO_BOLD_UNDERLINE_REVERSE
2254 if (rend & RS_Bold
2255 && fore == Color_fg)
2256 {
2257 if (ISSET_PIXCOLOR (Color_BD))
2258 fore = Color_BD;
2259# if !ENABLE_STYLES
2260 else
2261 invert = !invert;
2262# endif
2263 }
2264
2265 if (rend & RS_Italic
2266 && fore == Color_fg)
2267 {
2268 if (ISSET_PIXCOLOR (Color_IT))
2269 fore = Color_IT;
2270# if !ENABLE_STYLES
2271 else
2272 invert = !invert;
2273# endif
2274 }
2275
2276 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))
2277 fore = Color_UL;
2278#endif
2279
2280 if (invert)
2281 {
2282 SWAP_IT (fore, back, int);
2283
2284#ifndef NO_BOLD_UNDERLINE_REVERSE
2285 if (ISSET_PIXCOLOR (Color_RV))
2286 back = Color_RV;
2287
2288 if (fore == back)
2289 {
2290 fore = Color_bg;
2291 back = Color_fg;
2292 }
2293#endif
2294 }
2295
2296#ifdef TEXT_BLINK
2297 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2298 {
2299 if (!text_blink_ev.active)
2300 {
2301 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2302 hidden_text = 0;
2303 }
2304 else if (hidden_text)
2305 fore = back;
2306 }
2307#endif
2308 }
2309
2310 /*
2311 * Actually do the drawing of the string here
2312 */
2313 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2314
2315 if (back == fore)
2316 font->clear_rect (*drawable, xpixel, ypixel,
2317 fwidth * count, fheight,
2318 back);
2319 else if (back == Color_bg)
2320 {
2321 if (must_clear)
2322 {
2323 CLEAR_CHARS (xpixel, ypixel, count);
2324
2325 for (i = 0; i < count; i++) /* don't draw empty strings */
2326 if (text[i] != ' ')
2066 { 2327 {
2067 *dtp++ = *dtp2++; 2328 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2068 *drp++ = *drp2++; 2329 break;
2069 } 2330 }
2070
2071 if (len == -1)
2072 len = row;
2073
2074 wlen = row;
2075 continue;
2076 } 2331 }
2077 }
2078
2079 if (len != -1)
2080 {
2081 /* also comes here at end if needed because of >= above */
2082 if (wlen < len)
2083 SWAP_IT(wlen, len, int);
2084
2085 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2086 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2087 TermWin.gc, 0, Row2Pixel (len + i),
2088 (unsigned int)TermWin_TotalWidth (),
2089 (unsigned int)Height2Pixel (wlen - len + 1),
2090 0, Row2Pixel (len));
2091 len = -1;
2092 }
2093 }
2094 }
2095#endif
2096
2097 /*
2098 * E: main pass across every character
2099 */
2100 for (row = 0; row < TermWin.nrow; row++)
2101 {
2102 stp = screen.text[row + row_offset];
2103 srp = screen.rend[row + row_offset];
2104 dtp = drawn_text[row];
2105 drp = drawn_rend[row];
2106
2107 /*
2108 * E2: OK, now the real pass
2109 */
2110 int ypixel = (int)Row2Pixel(row);
2111
2112 for (col = 0; col < TermWin.ncol; col++)
2113 {
2114 /* compare new text with old - if exactly the same then continue */
2115 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2116
2117 if (stp[col] == dtp[col] /* Must match characters to skip. */
2118 && (rend == drp[col] /* Either rendition the same or */
2119 || (stp[col] == ' ' /* space w/ no background change */
2120 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2121 continue;
2122
2123 text_t *text = stp + col;
2124 int count = 1;
2125
2126 /* redraw one or more characters */
2127
2128 dtp[col] = stp[col];
2129 drp[col] = rend;
2130
2131 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2132 continue;
2133
2134 int xpixel = Col2Pixel(col);
2135
2136 // this loop looks very messy, it can probably be optimized
2137 // and cleaned a bit by you?
2138 for (i = 0; ++col < TermWin.ncol; )
2139 {
2140 if (stp[col] == NOCHAR)
2141 {
2142 dtp[col] = stp[col];
2143 drp[col] = rend;
2144 count++;
2145
2146 if (i) // only possible skip if char unchanged
2147 i++;
2148
2149 continue;
2150 }
2151
2152 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2153 break;
2154
2155 count++;
2156
2157 if (stp[col] != dtp[col]
2158 || srp[col] != drp[col])
2159 {
2160 if (must_clear && (i++ > (count / 2)))
2161 break;
2162
2163 dtp[col] = stp[col];
2164 drp[col] = rend;
2165 i = 0;
2166 }
2167 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2168 break;
2169 }
2170
2171 col--; /* went one too far. move back */
2172 count -= i; /* dump any matching trailing chars */
2173
2174 /*
2175 * Determine the attributes for the string
2176 */
2177 int fid = GET_FONT(rend);
2178 fore = GET_FGCOLOR(rend);
2179 back = GET_BGCOLOR(rend);
2180 rend = GET_ATTR(rend);
2181
2182 rvid = (rend & RS_RVid) ? 1 : 0;
2183#ifdef OPTION_HC
2184 if (!rvid && (rend & RS_Blink))
2185 {
2186 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2187 back = Color_HC;
2188 else 2332 else
2189 rvid = !rvid; /* fall back */ 2333 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2190 } 2334 }
2191#endif 2335 else
2192 if (rvid) 2336 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2337
2338 if (rend & RS_Uline && font->descent > 1 && fore != back)
2193 { 2339 {
2194 SWAP_IT(fore, back, int); 2340#if ENABLE_FRILLS
2195 2341 if (ISSET_PIXCOLOR (Color_underline))
2196#ifndef NO_BOLD_UNDERLINE_REVERSE 2342 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2197 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2198# ifndef NO_CURSORCOLOR
2199 && !ISSET_PIXCOLOR (this, Color_cursor)
2200# endif
2201 )
2202 back = Color_RV;
2203#endif
2204 }
2205#ifndef NO_BOLD_UNDERLINE_REVERSE
2206 else if (rend & RS_Bold)
2207 {
2208 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_BD))
2209 {
2210 fore = Color_BD;
2211# ifndef VERYBOLD
2212 rend &= ~RS_Bold; /* we've taken care of it */
2213# endif
2214 }
2215 }
2216 else if (rend & RS_Uline)
2217 {
2218 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2219 {
2220 fore = Color_UL;
2221 rend &= ~RS_Uline; /* we've taken care of it */
2222 }
2223 }
2224#endif
2225
2226 /*
2227 * Actually do the drawing of the string here
2228 */
2229 rxvt_font *font = (*TermWin.fontset)[fid];
2230
2231 if (back == Color_bg)
2232 {
2233 if (must_clear)
2234 {
2235 for (i = 0; i < count; i++) /* don't draw empty strings */
2236 if (text[i] != ' ')
2237 {
2238 font->draw (xpixel, ypixel, text, count, fore, -1);
2239 goto nodraw;
2240 }
2241
2242 CLEAR_CHARS (xpixel, ypixel, count);
2243nodraw: ;
2244 }
2245 else 2343 else
2246 font->draw (xpixel, ypixel, text, count, fore, Color_bg); 2344#endif
2247 } 2345 XSetForeground (display->display, gc, pix_colors[fore]);
2248 else
2249 font->draw (xpixel, ypixel, text, count, fore, back);
2250 2346
2251 if ((rend & RS_Uline) && (font->descent > 1))
2252 XDrawLine(Xdisplay, drawBuffer, TermWin.gc, 2347 XDrawLine (display->display, drawBuffer, gc,
2253 xpixel, ypixel + font->ascent + 1, 2348 xpixel, ypixel + font->ascent + 1,
2254 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2349 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2350 }
2255 } /* for (col....) */ 2351 } /* for (col....) */
2256 } /* for (row....) */ 2352 } /* for (row....) */
2257 2353
2354#if ENABLE_OVERLAY
2355 scr_swap_overlay ();
2356#endif
2357
2258 /* 2358 /*
2259 * G: cleanup cursor and display outline cursor if necessary 2359 * G: cleanup cursor and display outline cursor if necessary
2260 */ 2360 */
2261 if (showcursor) { 2361 if (showcursor)
2262 if (TermWin.focus) { 2362 {
2263 srp = &(screen.rend[screen.cur.row + TermWin.saveLines] 2363 if (focus)
2264 [screen.cur.col]); 2364 {
2365 if (options & Opt_cursorUnderline)
2366 *crp ^= RS_Uline;
2367 else
2368 {
2265 *srp ^= RS_RVid; 2369 *crp ^= RS_RVid;
2266#ifndef NO_CURSORCOLOR 2370#ifndef NO_CURSORCOLOR
2267 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2371 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2268#endif 2372#endif
2373 }
2374 }
2269 } else if (oldcursor.row >= 0) { 2375 else if (oldcursor.row >= 0)
2376 {
2377 int cursorwidth = 1;
2378 int col = oldcursor.col;
2379
2380 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2381 col--;
2382
2383 while (col + cursorwidth < ncol
2384 && drawn[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2385 cursorwidth++;
2386
2270#ifndef NO_CURSORCOLOR 2387#ifndef NO_CURSORCOLOR
2271 unsigned long gcmask; /* Graphics Context mask */
2272
2273 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2388 if (ISSET_PIXCOLOR (Color_cursor))
2274 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]); 2389 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2275#endif 2390#endif
2391
2276 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc, 2392 XDrawRectangle (display->display, drawBuffer, gc,
2277 Col2Pixel(oldcursor.col), 2393 Col2Pixel (col),
2278 Row2Pixel(oldcursor.row), 2394 Row2Pixel (oldcursor.row),
2279 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2395 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2280 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1)); 2396 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2281 } 2397 }
2282 } 2398 }
2283 2399
2284 /* 2400 /*
2285 * H: cleanup selection 2401 * H: cleanup selection
2286 */ 2402 */
2287 rxvt_scr_reverse_selection (this); 2403 scr_reverse_selection ();
2288 2404
2289 /*
2290 * I: other general cleanup
2291 */
2292 if (clearfirst && TermWin.int_bwidth)
2293 /*
2294 * clear the whole screen height, note that width == 0 is treated
2295 * specially by XClearArea
2296 */
2297 XClearArea(Xdisplay, TermWin.vt, 0, 0,
2298 (unsigned int)TermWin.int_bwidth,
2299 (unsigned int)TermWin_TotalHeight(), False);
2300 if (clearlast && TermWin.int_bwidth)
2301 /*
2302 * clear the whole screen height, note that width == 0 is treated
2303 * specially by XClearArea
2304 */
2305 XClearArea(Xdisplay, TermWin.vt,
2306 TermWin.width + TermWin.int_bwidth, 0,
2307 (unsigned int)TermWin.int_bwidth,
2308 (unsigned int)TermWin_TotalHeight(), False);
2309 if (refresh_type & SMOOTH_REFRESH) 2405 if (refresh_type & SMOOTH_REFRESH)
2310 XSync(Xdisplay, False); 2406 XFlush (display->display);
2311 2407
2312 num_scr = 0; 2408 num_scr = 0;
2313 num_scr_allow = 1; 2409 num_scr_allow = 1;
2314 want_refresh = 0; /* screen is current */
2315} 2410}
2316 2411
2317/* ------------------------------------------------------------------------- */
2318void 2412void
2413rxvt_term::scr_remap_chars (const line_t &l)
2414{
2415 if (!l.t)
2416 return;
2417
2418 for (int i = ncol; i--; )
2419 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2420}
2421
2422void
2423rxvt_term::scr_remap_chars ()
2424{
2425 for (int i = total_rows; i--; )
2426 scr_remap_chars (save[i]);
2427
2428 for (int i = nrow; i--; )
2429 {
2430 scr_remap_chars (drawn[i]);
2431 scr_remap_chars (swap_save[i]);
2432 }
2433}
2434
2435void
2319rxvt_term::scr_clear() 2436rxvt_term::scr_recolour ()
2320{ 2437{
2438 if (1
2439#if TRANSPARENT
2440 && !am_transparent
2441#endif
2442#if XPM_BACKGROUND
2443 && !bgPixmap.pixmap
2444#endif
2445 )
2446 {
2447 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2448 XClearWindow (display->display, parent[0]);
2449 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2450#if HAVE_SCROLLBARS
2451 if (scrollBar.win)
2452 {
2453 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2454 scrollBar.setIdle ();
2455 scrollbar_show (0);
2456 }
2457#endif
2458 }
2459
2460 scr_clear ();
2461 scr_touch (true);
2462 want_refresh = 1;
2463}
2464
2465/* ------------------------------------------------------------------------- */
2466void
2467rxvt_term::scr_clear (bool really)
2468{
2321 if (!TermWin.mapped) 2469 if (!mapped)
2322 return; 2470 return;
2323 2471
2324 num_scr_allow = 0; 2472 num_scr_allow = 0;
2325 want_refresh = 1; 2473 want_refresh = 1;
2326#ifdef TRANSPARENT
2327 if ((Options & Opt_transparent) && (am_pixmap_trans == 0))
2328 {
2329 int i;
2330 2474
2331 if (!(Options & Opt_transparent_all)) 2475 if (really)
2332 i = 0; 2476 XClearWindow (display->display, vt);
2477}
2478
2479/* ------------------------------------------------------------------------- */
2480void
2481rxvt_term::scr_reverse_selection ()
2482{
2483 if (selection.op
2484 && current_screen == selection.screen
2485 && selection.end.row >= -view_start)
2486 {
2487 int view_end = -view_start + nrow;
2488 int row, col;
2489
2490#if ENABLE_FRILLS
2491 if (selection.rect)
2492 {
2493 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++)
2494 for (rend_t *srp = ROW(row).r, col = selection.beg.col; col < selection.end.col; col++)
2495 srp[col] ^= RS_RVid;
2496 }
2333 else 2497 else
2334 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2335
2336 while (i--)
2337 if (TermWin.parent[i] != None)
2338 XClearWindow(Xdisplay, TermWin.parent[i]);
2339 }
2340#endif 2498#endif
2341 2499 {
2342 XClearWindow (Xdisplay, TermWin.vt); 2500 if (selection.beg.row >= -view_start)
2343} 2501 {
2344
2345/* ------------------------------------------------------------------------- */
2346/* INTPROTO */
2347void
2348rxvt_scr_reverse_selection(pR)
2349{
2350 int i, col, row, end_row;
2351 rend_t *srp;
2352
2353 if (R->selection.op && R->current_screen == R->selection.screen) {
2354 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2355 i = R->selection.beg.row + R->TermWin.saveLines;
2356 row = R->selection.end.row + R->TermWin.saveLines;
2357 if (i >= end_row)
2358 col = R->selection.beg.col; 2502 col = selection.beg.col;
2503 row = selection.beg.row;
2504 }
2359 else { 2505 else
2506 {
2360 col = 0; 2507 col = 0;
2361 i = end_row; 2508 row = view_start;
2362 } 2509 }
2363 end_row += R->TermWin.nrow; 2510
2364 for (; i < row && i < end_row; i++, col = 0) 2511 for (; row < min (selection.end.row, view_end); row++, col = 0)
2365 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2512 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2366#ifndef OPTION_HC
2367 srp[col] ^= RS_RVid; 2513 srp[col] ^= RS_RVid;
2368#else 2514
2369 srp[col] ^= RS_Blink; 2515 if (row == selection.end.row)
2370#endif 2516 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2371 if (i == row && i < end_row)
2372 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2373#ifndef OPTION_HC
2374 srp[col] ^= RS_RVid; 2517 srp[col] ^= RS_RVid;
2375#else 2518 }
2376 srp[col] ^= RS_Blink;
2377#endif
2378 } 2519 }
2379} 2520}
2380 2521
2381/* ------------------------------------------------------------------------- */ 2522/* ------------------------------------------------------------------------- */
2382/* 2523/*
2383 * Dump the whole scrollback and screen to the passed filedescriptor. The 2524 * Dump the whole scrollback and screen to the passed filedescriptor. The
2384 * invoking routine must close the fd. 2525 * invoking routine must close the fd.
2385 */ 2526 */
2386#if 0 2527#if 0
2387/* EXTPROTO */
2388void 2528void
2389rxvt_scr_dump(pR_ int fd) 2529rxvt_term::scr_dump (int fd)
2390{ 2530{
2391 int row, wrote; 2531 int row, wrote;
2392 unsigned int width, towrite; 2532 unsigned int width, towrite;
2393 char r1[] = "\n"; 2533 char r1[] = "\n";
2394 2534
2395 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2535 for (row = saveLines - nsaved;
2396 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2536 row < saveLines + nrow - 1; row++)
2397 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2537 {
2398 : R->TermWin.ncol; 2538 width = save[row].l >= 0 ? save[row].l
2539 : ncol;
2399 for (towrite = width; towrite; towrite -= wrote) { 2540 for (towrite = width; towrite; towrite -= wrote)
2541 {
2400 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2542 wrote = write (fd, & (save[row].t[width - towrite]),
2401 towrite); 2543 towrite);
2402 if (wrote < 0) 2544 if (wrote < 0)
2403 return; /* XXX: death, no report */ 2545 return; /* XXX: death, no report */
2404 } 2546 }
2405 if (R->screen.tlen[row] >= 0) 2547 if (save[row].l >= 0)
2406 if (write(fd, r1, 1) <= 0) 2548 if (write (fd, r1, 1) <= 0)
2407 return; /* XXX: death, no report */ 2549 return; /* XXX: death, no report */
2408 } 2550 }
2409} 2551}
2410#endif 2552#endif
2411 2553
2412/* ------------------------------------------------------------------------- * 2554/* ------------------------------------------------------------------------- *
2413 * CHARACTER SELECTION * 2555 * CHARACTER SELECTION *
2414 * ------------------------------------------------------------------------- */ 2556 * ------------------------------------------------------------------------- */
2415
2416/*
2417 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2418 */
2419/* EXTPROTO */
2420void 2557void
2421rxvt_selection_check(pR_ int check_more) 2558rxvt_term::selection_check (int check_more)
2422{ 2559{
2423 row_col_t pos; 2560 row_col_t pos;
2424 2561
2425 if (!R->selection.op) 2562 if (!selection.op)
2426 return; 2563 return;
2427 2564
2428 pos.row = pos.col = 0; 2565 pos.row = pos.col = 0;
2429 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2566 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow)
2430 || (R->selection.beg.row >= R->TermWin.nrow) 2567 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow)
2431 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2568 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow)
2432 || (R->selection.mark.row >= R->TermWin.nrow)
2433 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2434 || (R->selection.end.row >= R->TermWin.nrow)
2435 || (check_more == 1 2569 || (check_more == 1
2436 && R->current_screen == R->selection.screen 2570 && current_screen == selection.screen
2437 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2571 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2438 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2572 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2439 || (check_more == 2 2573 || (check_more == 2
2440 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2574 && ROWCOL_IS_BEFORE (selection.beg, pos)
2441 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2575 && ROWCOL_IS_AFTER (selection.end, pos))
2442 || (check_more == 3 2576 || (check_more == 3
2443 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2577 && ROWCOL_IS_AFTER (selection.end, pos))
2444 || (check_more == 4 /* screen width change */ 2578 || (check_more == 4 /* screen width change */
2445 && (R->selection.beg.row != R->selection.end.row 2579 && (selection.beg.row != selection.end.row
2446 || R->selection.end.col > R->TermWin.ncol))) 2580 || selection.end.col > ncol)))
2447 CLEAR_SELECTION(R); 2581 CLEAR_SELECTION ();
2448} 2582}
2449 2583
2450/* ------------------------------------------------------------------------- */ 2584/* ------------------------------------------------------------------------- */
2451/* 2585/*
2452 * Paste a selection direct to the command fd 2586 * Paste a selection direct to the command fd
2453 */ 2587 */
2454void 2588void
2455rxvt_term::paste (const unsigned char *data, unsigned int len) 2589rxvt_term::paste (unsigned char *data, unsigned int len)
2456{ 2590{
2457 unsigned int i, j, n;
2458 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2459
2460#if 0
2461 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2462 ZERO_SCROLLBACK (r);
2463#endif
2464
2465 /* convert normal newline chars into common keyboard Return key sequence */ 2591 /* convert normal newline chars into common keyboard Return key sequence */
2466 for (i = 0; i < len; i += PROP_SIZE) 2592 for (unsigned int i = 0; i < len; i++)
2467 { 2593 if (data[i] == C0_LF)
2468 n = min (len - i, PROP_SIZE); 2594 data[i] = C0_CR;
2469 MEMCPY (ds, data + i, n);
2470 2595
2471 for (j = 0; j < n; j++) 2596 tt_write (data, len);
2472 if (ds[j] == '\n')
2473 ds[j] = '\r';
2474
2475 tt_write (ds, (int)n);
2476 }
2477
2478 free(ds);
2479} 2597}
2480 2598
2481/* ------------------------------------------------------------------------- */ 2599/* ------------------------------------------------------------------------- */
2482/* 2600/*
2483 * Respond to a notification that a primary selection has been sent 2601 * Respond to a notification that a primary selection has been sent
2484 * EXT: SelectionNotify 2602 * EXT: SelectionNotify
2485 */ 2603 */
2486/* EXTPROTO */ 2604void
2487int
2488rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2605rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2489{ 2606{
2490 long nread = 0; 2607 if (prop == None) /* check for failed XConvertSelection */
2608 {
2609 if ((selection_type & Sel_CompoundText))
2610 {
2611 int selnum = selection_type & Sel_whereMask;
2612
2613 selection_type = 0;
2614 if (selnum != Sel_direct)
2615 selection_request_other (XA_STRING, selnum);
2616 }
2617
2618 if ((selection_type & Sel_UTF8String))
2619 {
2620 int selnum = selection_type & Sel_whereMask;
2621
2622 selection_type = Sel_CompoundText;
2623 if (selnum != Sel_direct)
2624 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2625 else
2626 selection_type = 0;
2627 }
2628
2629 return;
2630 }
2631
2491 unsigned long bytes_after; 2632 unsigned long bytes_after;
2492 XTextProperty ct; 2633 XTextProperty ct;
2493 int dummy_count;
2494 char **cl;
2495 2634
2496 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2635 if (XGetWindowProperty (display->display, win, prop,
2497 2636 0, PROP_SIZE / 4,
2498 if (prop == None) /* check for failed XConvertSelection */ 2637 delete_prop, AnyPropertyType,
2499 { 2638 &ct.encoding, &ct.format,
2500 if ((R->selection_type & Sel_CompoundText)) 2639 &ct.nitems, &bytes_after,
2501 { 2640 &ct.value) != Success)
2502 int selnum = R->selection_type & Sel_whereMask;
2503
2504 R->selection_type = 0;
2505 if (selnum != Sel_direct)
2506 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2507 }
2508
2509 return 0;
2510 } 2641 {
2511 2642 ct.value = 0;
2512 for (;;) 2643 goto bailout;
2513 { 2644 }
2645
2646 if (ct.encoding == None)
2647 goto bailout;
2648
2649 if (bytes_after)
2650 {
2651 // fetch and append remaining data
2652 XTextProperty ct2;
2653
2514 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2654 if (XGetWindowProperty (display->display, win, prop,
2515 (long)(PROP_SIZE / 4), delete_prop, 2655 ct.nitems / 4, (bytes_after + 3) / 4,
2656 delete_prop, AnyPropertyType,
2516 AnyPropertyType, &ct.encoding, &ct.format, 2657 &ct2.encoding, &ct2.format,
2517 &ct.nitems, &bytes_after, 2658 &ct2.nitems, &bytes_after,
2518 &ct.value) != Success) 2659 &ct2.value) != Success)
2519 break; 2660 goto bailout;
2520 2661
2521 if (ct.encoding == 0) 2662 // realloc should be compatible to XFree, here, and elsewhere, too
2522 { 2663 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2523 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2664 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2524 break; 2665 ct.nitems += ct2.nitems;
2525 }
2526 2666
2667 XFree (ct2.value);
2668 }
2669
2527 if (ct.value == NULL) 2670 if (ct.value == 0)
2528 { 2671 goto bailout;
2529 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2530 continue;
2531 }
2532 2672
2673 if (ct.encoding == xa[XA_INCR])
2674 {
2675 // INCR selection, start handshake
2676 if (!delete_prop)
2677 XDeleteProperty (display->display, win, prop);
2678
2679 selection_wait = Sel_incr;
2680 incr_buf_fill = 0;
2681 incr_ev.start (NOW + 10);
2682
2683 goto bailout;
2684 }
2685
2533 if (ct.nitems == 0) 2686 if (ct.nitems == 0)
2687 {
2688 if (selection_wait == Sel_incr)
2689 {
2690 XFree (ct.value);
2691
2692 // finally complete, now paste the whole thing
2693 selection_wait = Sel_normal;
2694 ct.value = (unsigned char *)incr_buf;
2695 ct.nitems = incr_buf_fill;
2696 incr_buf = 0;
2697 incr_buf_size = 0;
2698 incr_ev.stop ();
2534 { 2699 }
2535 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2700 else
2701 {
2536 if (R->selection_wait == Sel_normal && nread == 0) 2702 if (selection_wait == Sel_normal
2703 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2537 { 2704 {
2538 /* 2705 /*
2539 * pass through again trying CUT_BUFFER0 if we've come from 2706 * pass through again trying CUT_BUFFER0 if we've come from
2540 * XConvertSelection() but nothing was presented 2707 * XConvertSelection () but nothing was presented
2541 */ 2708 */
2542 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2543 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2709 selection_paste (display->root, XA_CUT_BUFFER0, False);
2544 } 2710 }
2545 2711
2546 nread = -1; /* discount any previous stuff */ 2712 goto bailout;
2547 break;
2548 }
2549
2550 nread += ct.nitems;
2551 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2552 &dummy_count) == Success && cl)
2553 { 2713 }
2714 }
2715 else if (selection_wait == Sel_incr)
2716 {
2717 incr_ev.start (NOW + 10);
2718
2719 while (incr_buf_fill + ct.nitems > incr_buf_size)
2720 {
2721 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2722 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2723 }
2724
2725 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2726 incr_buf_fill += ct.nitems;
2727
2728 goto bailout;
2729 }
2730
2731 char **cl;
2732 int cr;
2733
2734#if ENABLE_FRILLS
2735 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2736 // so recode it manually
2737 if (ct.encoding == xa[XA_UTF8_STRING])
2738 {
2739 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2740 char *s = rxvt_wcstombs (w);
2741 free (w);
2742 // TODO: strlen == only the first element will be converted. well...
2743 paste ((unsigned char *)s, strlen (s));
2744 free (s);
2745 }
2746 else
2747#endif
2748 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2749 && cl)
2750 {
2751 for (int i = 0; i < cr; i++)
2554 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2752 paste ((unsigned char *)cl[i], strlen (cl[i]));
2753
2555 XFreeStringList (cl); 2754 XFreeStringList (cl);
2556 } 2755 }
2557 else 2756 else
2558 R->paste (ct.value, ct.nitems); 2757 paste (ct.value, ct.nitems); // paste raw
2559 2758
2560 if (bytes_after == 0) 2759bailout:
2561 break;
2562
2563 XFree (ct.value);
2564 }
2565
2566 if (ct.value)
2567 XFree (ct.value); 2760 XFree (ct.value);
2568 2761
2569 if (R->selection_wait == Sel_normal) 2762 if (selection_wait == Sel_normal)
2570 R->selection_wait = Sel_none; 2763 selection_wait = Sel_none;
2571
2572 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2573 return (int)nread;
2574} 2764}
2575 2765
2576void 2766void
2577rxvt_term::incr_cb (time_watcher &w) 2767rxvt_term::incr_cb (time_watcher &w)
2578{ 2768{
2579 w.stop ();
2580 selection_wait = Sel_none; 2769 selection_wait = Sel_none;
2581 2770
2771 incr_buf_size = 0;
2772 free (incr_buf);
2773
2582 rxvt_print_error("data loss: timeout on INCR selection paste"); 2774 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2583} 2775}
2584 2776
2585/*
2586 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2587 */
2588/* EXTPROTO */
2589void 2777void
2590rxvt_selection_property(pR_ Window win, Atom prop) 2778rxvt_term::selection_property (Window win, Atom prop)
2591{ 2779{
2592 int reget_time = 0; 2780 if (prop == None || selection_wait != Sel_incr)
2593
2594 if (prop == None)
2595 return; 2781 return;
2596 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2597 if (R->selection_wait == Sel_normal) {
2598 int a, afmt;
2599 Atom atype;
2600 unsigned long bytes_after, nitems;
2601 unsigned char *s = NULL;
2602 2782
2603 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2783 selection_paste (win, prop, true);
2604 R->xa[XA_INCR], &atype, &afmt, &nitems,
2605 &bytes_after, &s);
2606 if (s)
2607 XFree(s);
2608 if (a != Success)
2609 return;
2610#ifndef __CYGWIN32__
2611 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2612 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2613 XDeleteProperty(R->Xdisplay, win, prop);
2614 XFlush(R->Xdisplay);
2615 reget_time = 1;
2616 R->selection_wait = Sel_incr;
2617 }
2618#endif
2619 } else if (R->selection_wait == Sel_incr) {
2620 reget_time = 1;
2621 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2622 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2623 R->selection_wait = Sel_none;
2624 R->incr_ev.stop ();
2625 }
2626 }
2627 if (reget_time) /* received more data so reget time */
2628 R->incr_ev.start (NOW + 10);
2629} 2784}
2785
2630/* ------------------------------------------------------------------------- */ 2786/* ------------------------------------------------------------------------- */
2631/* 2787/*
2632 * Request the current selection: 2788 * Request the current selection:
2633 * Order: > internal selection if available 2789 * Order: > internal selection if available
2634 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2790 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2635 * > CUT_BUFFER0 2791 * > CUT_BUFFER0
2636 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2792 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2637 * will auto fallback to CUT_BUFFER0 2793 * will auto fallback to CUT_BUFFER0
2638 * EXT: button 2 release 2794 * EXT: button 2 release
2639 */ 2795 */
2640/* EXTPROTO */
2641void 2796void
2642rxvt_selection_request(pR_ Time tm, int x, int y) 2797rxvt_term::selection_request (Time tm, int x, int y)
2643{ 2798{
2644 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y));
2645 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2799 if (x < 0 || x >= width || y < 0 || y >= height)
2646 return; /* outside window */ 2800 return; /* outside window */
2647 2801
2648 if (R->selection.text != NULL) { /* internal selection */ 2802 if (selection.text)
2649 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2803 { /* internal selection */
2650 R->paste (R->selection.text, R->selection.len); 2804 char *str = rxvt_wcstombs (selection.text, selection.len);
2805 paste ((unsigned char *)str, strlen (str));
2806 free (str);
2651 return; 2807 return;
2652 } else { 2808 }
2653 int i; 2809 else
2810 {
2811 int i;
2654 2812
2655 R->selection_request_time = tm; 2813 selection_request_time = tm;
2656 R->selection_wait = Sel_normal; 2814 selection_wait = Sel_normal;
2815
2657 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2816 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2817 {
2818#if X_HAVE_UTF8_STRING
2819 selection_type = Sel_UTF8String;
2820 if (selection_request_other (xa[XA_UTF8_STRING], i))
2821 return;
2822#else
2658 R->selection_type = Sel_CompoundText; 2823 selection_type = Sel_CompoundText;
2659 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2824 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2660 return; 2825 return;
2826#endif
2661 } 2827 }
2662 } 2828 }
2829
2663 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2830 selection_wait = Sel_none; /* don't loop in selection_paste () */
2664 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2665 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2831 selection_paste (display->root, XA_CUT_BUFFER0, false);
2666} 2832}
2667 2833
2668/* INTPROTO */
2669int 2834int
2670rxvt_selection_request_other(pR_ Atom target, int selnum) 2835rxvt_term::selection_request_other (Atom target, int selnum)
2671{ 2836{
2672 Atom sel; 2837 Atom sel;
2673#ifdef DEBUG_SELECT
2674 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2675#endif
2676 2838
2677 R->selection_type |= selnum; 2839 selection_type |= selnum;
2840
2678 if (selnum == Sel_Primary) 2841 if (selnum == Sel_Primary)
2679 sel = XA_PRIMARY; 2842 sel = XA_PRIMARY;
2680 else if (selnum == Sel_Secondary) 2843 else if (selnum == Sel_Secondary)
2681 sel = XA_SECONDARY; 2844 sel = XA_SECONDARY;
2682 else 2845 else
2683 sel = R->xa[XA_CLIPBOARD]; 2846 sel = xa[XA_CLIPBOARD];
2847
2684 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2848 if (XGetSelectionOwner (display->display, sel) != None)
2685 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2849 {
2686 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2850 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2687 R->TermWin.vt, R->selection_request_time); 2851 vt, selection_request_time);
2688 return 1; 2852 return 1;
2689 } 2853 }
2854
2690 return 0; 2855 return 0;
2691} 2856}
2692 2857
2693/* ------------------------------------------------------------------------- */ 2858/* ------------------------------------------------------------------------- */
2694/* 2859/*
2695 * Clear all selected text 2860 * Clear all selected text
2696 * EXT: SelectionClear 2861 * EXT: SelectionClear
2697 */ 2862 */
2698/* EXTPROTO */
2699void 2863void
2700rxvt_selection_clear(pR) 2864rxvt_term::selection_clear ()
2701{ 2865{
2702 D_SELECT((stderr, "rxvt_selection_clear()"));
2703
2704 R->want_refresh = 1; 2866 want_refresh = 1;
2705 if (R->selection.text)
2706 free(R->selection.text); 2867 free (selection.text);
2707 R->selection.text = NULL; 2868 selection.text = NULL;
2708 R->selection.len = 0; 2869 selection.len = 0;
2709 CLEAR_SELECTION(R); 2870 CLEAR_SELECTION ();
2871
2872 if (display->selection_owner == this)
2873 display->selection_owner = 0;
2710} 2874}
2711 2875
2712/* ------------------------------------------------------------------------- */ 2876/* ------------------------------------------------------------------------- */
2713/* 2877/*
2714 * Copy a selection into the cut buffer 2878 * Copy a selection into the cut buffer
2715 * EXT: button 1 or 3 release 2879 * EXT: button 1 or 3 release
2716 */ 2880 */
2717/* EXTPROTO */
2718void 2881void
2719rxvt_selection_make(pR_ Time tm) 2882rxvt_term::selection_make (Time tm)
2720{ 2883{
2721 int i, col, end_col, row, end_row; 2884 int i;
2722 unsigned char *new_selection_text; 2885 wchar_t *new_selection_text;
2723 char *str; 2886 text_t *t;
2724 text_t *t;
2725#ifdef ACS_ASCII
2726 rend_t *re;
2727#endif
2728 2887
2729 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2730 switch (R->selection.op) { 2888 switch (selection.op)
2889 {
2731 case SELECTION_CONT: 2890 case SELECTION_CONT:
2732 break; 2891 break;
2733 case SELECTION_INIT: 2892 case SELECTION_INIT:
2734 CLEAR_SELECTION(R); 2893 CLEAR_SELECTION ();
2735 /* FALLTHROUGH */ 2894 /* FALLTHROUGH */
2736 case SELECTION_BEGIN: 2895 case SELECTION_BEGIN:
2737 R->selection.op = SELECTION_DONE; 2896 selection.op = SELECTION_DONE;
2738 /* FALLTHROUGH */ 2897 /* FALLTHROUGH */
2739 default: 2898 default:
2740 return; 2899 return;
2741 } 2900 }
2901
2742 R->selection.op = SELECTION_DONE; 2902 selection.op = SELECTION_DONE;
2743 2903
2744 if (R->selection.clicks == 4) 2904 if (selection.clicks == 4)
2745 return; /* nothing selected, go away */ 2905 return; /* nothing selected, go away */
2746 2906
2747 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2907 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2748 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2908 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2749 2909
2750 new_selection_text = (unsigned char *)str; 2910 int ofs = 0;
2911 int extra = 0;
2751 2912
2752 col = R->selection.beg.col; 2913 int col = selection.beg.col;
2753 MAX_IT(col, 0); 2914 int row = selection.beg.row;
2754 row = R->selection.beg.row + R->TermWin.saveLines;
2755 end_row = R->selection.end.row + R->TermWin.saveLines;
2756 2915
2916 int end_col;
2917
2757 for (; row <= end_row; row++, col = 0) 2918 for (; row <= selection.end.row; row++, col = 0)
2919 {
2920#if ENABLE_FRILLS
2921 if (selection.rect)
2758 { 2922 {
2759 t = &(R->screen.text[row][col]); 2923 col = selection.beg.col;
2760
2761 end_col = R->screen.tlen[row];
2762
2763 if (end_col == -1)
2764 end_col = R->TermWin.ncol; 2924 end_col = ncol + 1;
2925 }
2926 else
2927#endif
2928 end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN
2765 2929
2766 if (row == end_row) 2930 col = max (col, 0);
2931
2932 if (row == selection.end.row || selection.rect)
2767 MIN_IT (end_col, R->selection.end.col); 2933 end_col = min (end_col, selection.end.col);
2768 2934
2935 t = ROW(row).t + col;
2769 for (; col < end_col; col++) 2936 for (; col < end_col; col++)
2937 {
2770 if (*t == NOCHAR) 2938 if (*t == NOCHAR)
2771 t++; 2939 t++;
2940#if ENABLE_COMBINING
2941 else if (IS_COMPOSE (*t))
2942 {
2943 int len = rxvt_composite.expand (*t, 0);
2944
2945 extra -= (len - 1);
2946
2947 if (extra < 0)
2948 {
2949 extra += i;
2950 i += i;
2951 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
2952 }
2953
2954 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2955 }
2956#endif
2772 else 2957 else
2773 { 2958 new_selection_text[ofs++] = *t++;
2774 int len = wctomb (str, *t++);
2775 if (len > 0)
2776 str += len;
2777 }
2778
2779 if (R->screen.tlen[row] != -1 && row != end_row)
2780 *str++ = '\n';
2781 } 2959 }
2782 2960
2783#ifndef NO_OLD_SELECTION 2961 if (!ROW(row).is_longer () && row != selection.end.row)
2784 if (R->selection_style == OLD_SELECT) 2962 new_selection_text[ofs++] = C0_LF;
2785 if (end_col == R->TermWin.ncol) 2963 }
2786 *str++ = '\n'; 2964
2787#endif
2788#ifndef NO_NEW_SELECTION
2789 if (R->selection_style != OLD_SELECT)
2790 if (end_col != R->selection.end.col) 2965 if (end_col != selection.end.col)
2791 *str++ = '\n'; 2966 new_selection_text[ofs++] = C0_LF;
2792#endif
2793 *str = '\0';
2794 2967
2795 i = str - (char *)new_selection_text; 2968 new_selection_text[ofs] = 0;
2969
2796 if (i == 0) 2970 if (ofs == 0)
2797 { 2971 {
2798 free (new_selection_text); 2972 free (new_selection_text);
2799 return; 2973 return;
2800 } 2974 }
2801 2975
2802 // due to MB_MAX_CUR, selection wastage is usually high
2803 if (str - (char *)new_selection_text > 1024)
2804 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2805
2806 R->selection.len = i;
2807 if (R->selection.text)
2808 free (R->selection.text); 2976 free (selection.text);
2809 2977
2810 R->selection.text = new_selection_text; 2978 // we usually allocate much more than necessary, so realloc it smaller again
2979 selection.len = ofs;
2980 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2811 2981
2812 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2982 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
2813 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2983 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
2814 rxvt_print_error("can't get primary selection"); 2984 display->set_selection_owner (this);
2815 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2985 else
2816 PropModeReplace, R->selection.text, (int)R->selection.len); 2986 rxvt_warn ("can't get primary selection, ignoring.\n");
2987
2988#if 0
2989 XTextProperty ct;
2990
2991 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
2992 {
2993 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2994 XFree (ct.value);
2995 }
2996#endif
2997
2817 R->selection_time = tm; 2998 selection_time = tm;
2818 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len));
2819} 2999}
2820 3000
2821/* ------------------------------------------------------------------------- */ 3001/* ------------------------------------------------------------------------- */
2822/* 3002/*
2823 * Mark or select text based upon number of clicks: 1, 2, or 3 3003 * Mark or select text based upon number of clicks: 1, 2, or 3
2824 * EXT: button 1 press 3004 * EXT: button 1 press
2825 */ 3005 */
2826void 3006void
2827rxvt_term::selection_click (int clicks, int x, int y) 3007rxvt_term::selection_click (int clicks, int x, int y)
2828{ 3008{
2829 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2830
2831 clicks = ((clicks - 1) % 3) + 1; 3009 clicks = ((clicks - 1) % 3) + 1;
2832 selection.clicks = clicks; /* save clicks so extend will work */ 3010 selection.clicks = clicks; /* save clicks so extend will work */
2833 3011
2834 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 3012 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2835 3013
2836 if (clicks == 2 || clicks == 3) 3014 if (clicks == 2 || clicks == 3)
2837 rxvt_selection_extend_colrow (this, selection.mark.col, 3015 selection_extend_colrow (selection.mark.col,
2838 selection.mark.row + TermWin.view_start, 3016 selection.mark.row + view_start,
2839 0, /* button 3 */ 3017 0, /* button 3 */
2840 1, /* button press */ 3018 1, /* button press */
2841 0); /* click change */ 3019 0); /* click change */
2842} 3020}
2843 3021
2844/* ------------------------------------------------------------------------- */ 3022/* ------------------------------------------------------------------------- */
2845/* 3023/*
2846 * Mark a selection at the specified col/row 3024 * Mark a selection at the specified col/row
2847 */ 3025 */
2848/* INTPROTO */
2849void 3026void
2850rxvt_selection_start_colrow(pR_ int col, int row) 3027rxvt_term::selection_start_colrow (int col, int row)
2851{ 3028{
2852 R->want_refresh = 1; 3029 want_refresh = 1;
3030
3031 selection.mark.row = row - view_start;
2853 R->selection.mark.col = col; 3032 selection.mark.col = col;
2854 R->selection.mark.row = row - R->TermWin.view_start; 3033
2855 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3034 selection.mark.row = min (max (selection.mark.row, -nsaved), nrow - 1);
2856 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3035 selection.mark.col = min (max (selection.mark.col, 0), ncol - 1);
3036
3037 while (selection.mark.col > 0
3038 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2857 MAX_IT(R->selection.mark.col, 0); 3039 --selection.mark.col;
2858 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1); 3040
2859 3041 if (selection.op)
2860 if (R->selection.op) { /* clear the old selection */ 3042 { /* clear the old selection */
2861 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3043 selection.beg.row = selection.end.row = selection.mark.row;
2862 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3044 selection.beg.col = selection.end.col = selection.mark.col;
2863 } 3045 }
3046
2864 R->selection.op = SELECTION_INIT; 3047 selection.op = SELECTION_INIT;
2865 R->selection.screen = R->current_screen; 3048 selection.screen = current_screen;
2866} 3049}
2867 3050
2868/* ------------------------------------------------------------------------- */ 3051/* ------------------------------------------------------------------------- */
2869/* 3052/*
2870 * Word select: select text for 2 clicks 3053 * Word select: select text for 2 clicks
2871 * We now only find out the boundary in one direction 3054 * We now only find out the boundary in one direction
2872 */ 3055 */
2873 3056
2874/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3057/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2875#define DELIMIT_TEXT(x) \ 3058#define DELIMIT_TEXT(x) \
2876 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3059 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2877#define DELIMIT_REND(x) 1 3060#define DELIMIT_REND(x) 1
2878 3061
2879/* INTPROTO */
2880void 3062void
2881rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3063rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret)
2882{ 3064{
2883 int col, row, dirnadd, tcol, trow, w1, w2; 3065 int col, row, dirnadd, tcol, trow, w1, w2;
2884 row_col_t bound; 3066 row_col_t bound;
2885 text_t *stp; 3067 text_t *stp;
2886 rend_t *srp; 3068 rend_t *srp;
2887 3069
2888 if (dirn == UP) { 3070 if (dirn == UP)
2889 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3071 {
3072 bound.row = - nsaved - 1;
2890 bound.col = 0; 3073 bound.col = 0;
2891 dirnadd = -1; 3074 dirnadd = -1;
2892 } else { 3075 }
2893 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3076 else
3077 {
3078 bound.row = nrow;
2894 bound.col = R->TermWin.ncol - 1; 3079 bound.col = ncol - 1;
2895 dirnadd = 1; 3080 dirnadd = 1;
2896 } 3081 }
2897 row = mark->row + R->TermWin.saveLines; 3082
3083 row = mark->row;
2898 col = mark->col; 3084 col = max (mark->col, 0);
2899 MAX_IT(col, 0); 3085
2900/* find the edge of a word */ 3086 /* find the edge of a word */
2901 stp = &(R->screen.text[row][col]); 3087 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2902 w1 = DELIMIT_TEXT(*stp); 3088 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2903 3089
2904 if (R->selection_style != NEW_SELECT) { 3090 for (;;)
2905 if (w1 == 1) { 3091 {
3092 for (; col != bound.col; col += dirnadd)
3093 {
2906 stp += dirnadd; 3094 stp += dirnadd;
2907 if (DELIMIT_TEXT(*stp) == 1)
2908 goto Old_Word_Selection_You_Die;
2909 col += dirnadd;
2910 }
2911 w1 = 0;
2912 }
2913 srp = (&R->screen.rend[row][col]);
2914 w2 = DELIMIT_REND(*srp);
2915
2916 for (;;) {
2917 for (; col != bound.col; col += dirnadd) {
2918 stp += dirnadd; 3095 srp += dirnadd;
3096
3097 if (*stp == NOCHAR)
3098 continue;
3099
2919 if (DELIMIT_TEXT(*stp) != w1) 3100 if (DELIMIT_TEXT (*stp) != w1)
3101 break;
3102 if (DELIMIT_REND (*srp) != w2)
3103 break;
3104 }
3105
3106 if ((col == bound.col) && (row != bound.row))
3107 {
3108 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3109 {
3110 trow = row + dirnadd;
3111 tcol = dirn == UP ? ncol - 1 : 0;
3112
3113 if (!ROW(trow).t)
2920 break; 3114 break;
2921 srp += dirnadd; 3115
2922 if (DELIMIT_REND(*srp) != w2) 3116 stp = ROW(trow).t + tcol;
3117 srp = ROW(trow).r + tcol;
3118
3119 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2923 break; 3120 break;
2924 } 3121
2925 if ((col == bound.col) && (row != bound.row)) {
2926 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2927 trow = row + dirnadd;
2928 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2929 if (R->screen.text[trow] == NULL)
2930 break;
2931 stp = &(R->screen.text[trow][tcol]);
2932 srp = &(R->screen.rend[trow][tcol]);
2933 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2934 break;
2935 row = trow; 3122 row = trow;
2936 col = tcol; 3123 col = tcol;
2937 continue; 3124 continue;
2938 } 3125 }
2939 } 3126 }
2940 break; 3127 break;
2941 } 3128 }
3129
2942 Old_Word_Selection_You_Die: 3130Old_Word_Selection_You_Die:
2943 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));
2944
2945 if (dirn == DN) 3131 if (dirn == DN)
2946 col++; /* put us on one past the end */ 3132 col++; /* put us on one past the end */
2947 3133
2948/* Poke the values back in */ 3134 /* Poke the values back in */
2949 ret->row = row - R->TermWin.saveLines; 3135 ret->row = row;
2950 ret->col = col; 3136 ret->col = col;
2951} 3137}
2952 3138
2953/* ------------------------------------------------------------------------- */ 3139/* ------------------------------------------------------------------------- */
2954/* 3140/*
2955 * Extend the selection to the specified x/y pixel location 3141 * Extend the selection to the specified x/y pixel location
… …
2959 * flag == 2 ==> button 3 motion 3145 * flag == 2 ==> button 3 motion
2960 */ 3146 */
2961void 3147void
2962rxvt_term::selection_extend (int x, int y, int flag) 3148rxvt_term::selection_extend (int x, int y, int flag)
2963{ 3149{
2964 int col, row; 3150 int col = min (max (Pixel2Col (x), 0), nrow - 1);
3151 int row = min (max (Pixel2Row (y), 0), ncol);
2965 3152
2966 col = Pixel2Col(x);
2967 row = Pixel2Row(y);
2968 MAX_IT(row, 0);
2969 MIN_IT(row, (int)TermWin.nrow - 1);
2970 MAX_IT(col, 0);
2971 MIN_IT(col, (int)TermWin.ncol);
2972
2973#ifndef NO_NEW_SELECTION
2974 /* 3153 /*
2975 * If we're selecting characters (single click) then we must check first 3154 * If we're selecting characters (single click) then we must check first
2976 * if we are at the same place as the original mark. If we are then 3155 * if we are at the same place as the original mark. If we are then
2977 * select nothing. Otherwise, if we're to the right of the mark, you have to 3156 * select nothing. Otherwise, if we're to the right of the mark, you have to
2978 * be _past_ a character for it to be selected. 3157 * be _past_ a character for it to be selected.
2979 */ 3158 */
2980 if (selection_style != OLD_SELECT)
2981 {
2982 if (((selection.clicks % 3) == 1) && !flag 3159 if (((selection.clicks % 3) == 1) && !flag
2983 && (col == selection.mark.col 3160 && (col == selection.mark.col
2984 && (row == selection.mark.row + TermWin.view_start))) 3161 && (row == selection.mark.row + view_start)))
2985 { 3162 {
2986 /* select nothing */ 3163 /* select nothing */
2987 selection.beg.row = selection.end.row = 0; 3164 selection.beg.row = selection.end.row = 0;
2988 selection.beg.col = selection.end.col = 0; 3165 selection.beg.col = selection.end.col = 0;
2989 selection.clicks = 4; 3166 selection.clicks = 4;
2990 want_refresh = 1; 3167 want_refresh = 1;
2991 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2992 return; 3168 return;
2993 }
2994 } 3169 }
2995#endif 3170
2996 if (selection.clicks == 4) 3171 if (selection.clicks == 4)
2997 selection.clicks = 1; 3172 selection.clicks = 1;
2998 3173
2999 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3174 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3000 flag == 1 ? 1 : 0, /* ? button press */ 3175 flag == 1 ? 1 : 0, /* ? button press */
3001 0); /* no click change */ 3176 0); /* no click change */
3002} 3177}
3003 3178
3004/* ------------------------------------------------------------------------- */ 3179/* ------------------------------------------------------------------------- */
3005/* 3180/*
3006 * Extend the selection to the specified col/row 3181 * Extend the selection to the specified col/row
3007 */ 3182 */
3008/* INTPROTO */
3009void 3183void
3010rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3184rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)
3011{ 3185{
3012 int16_t ncol = R->TermWin.ncol;
3013 int end_col;
3014 row_col_t pos; 3186 row_col_t pos;
3015 enum { 3187 enum {
3016 LEFT, RIGHT 3188 LEFT, RIGHT
3017 } closeto = RIGHT; 3189 } closeto = RIGHT;
3018 3190
3019 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));
3020 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));
3021
3022 R->want_refresh = 1; 3191 want_refresh = 1;
3192
3023 switch (R->selection.op) { 3193 switch (selection.op)
3194 {
3024 case SELECTION_INIT: 3195 case SELECTION_INIT:
3025 CLEAR_SELECTION(R); 3196 CLEAR_SELECTION ();
3026 R->selection.op = SELECTION_BEGIN; 3197 selection.op = SELECTION_BEGIN;
3027 /* FALLTHROUGH */ 3198 /* FALLTHROUGH */
3028 case SELECTION_BEGIN: 3199 case SELECTION_BEGIN:
3029 if (row != R->selection.mark.row || col != R->selection.mark.col 3200 if (row != selection.mark.row || col != selection.mark.col
3030 || (!button3 && buttonpress)) 3201 || (!button3 && buttonpress))
3031 R->selection.op = SELECTION_CONT; 3202 selection.op = SELECTION_CONT;
3032 break; 3203 break;
3033 case SELECTION_DONE: 3204 case SELECTION_DONE:
3034 R->selection.op = SELECTION_CONT; 3205 selection.op = SELECTION_CONT;
3035 /* FALLTHROUGH */ 3206 /* FALLTHROUGH */
3036 case SELECTION_CONT: 3207 case SELECTION_CONT:
3037 break; 3208 break;
3038 case SELECTION_CLEAR: 3209 case SELECTION_CLEAR:
3039 rxvt_selection_start_colrow(aR_ col, row); 3210 selection_start_colrow (col, row);
3040 /* FALLTHROUGH */ 3211 /* FALLTHROUGH */
3041 default: 3212 default:
3042 return; 3213 return;
3043 } 3214 }
3215
3044 if (R->selection.beg.col == R->selection.end.col 3216 if (selection.beg.col == selection.end.col
3045 && R->selection.beg.col != R->selection.mark.col 3217 && selection.beg.col != selection.mark.col
3046 && R->selection.beg.row == R->selection.end.row 3218 && selection.beg.row == selection.end.row
3047 && R->selection.beg.row != R->selection.mark.row) { 3219 && selection.beg.row != selection.mark.row)
3220 {
3048 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3221 selection.beg.col = selection.end.col = selection.mark.col;
3049 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3222 selection.beg.row = selection.end.row = selection.mark.row;
3050 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));
3051 } 3223 }
3052 3224
3053 pos.col = col; 3225 pos.col = col;
3054 pos.row = row; 3226 pos.row = row - view_start;
3055 3227
3056 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3228 /*
3057 3229 * This is mainly xterm style selection with a couple of differences, mainly
3058#ifndef NO_OLD_SELECTION 3230 * in the way button3 drag extension works.
3059/* 3231 * We're either doing: button1 drag; button3 press; or button3 drag
3060 * This mimics some of the selection behaviour of version 2.20 and before. 3232 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3061 * There are no ``selection modes'', button3 is always character extension. 3233 * is always at the left/right edge of the selection.
3062 * Note: button3 drag is always available, c.f. v2.20 3234 * b) button3 press: extend/contract character/word/line at whichever edge of
3063 * Selection always terminates (left or right as appropriate) at the mark. 3235 * the selection we are closest to.
3236 * c) button3 drag : extend/contract character/word/line - we select around
3237 * a point/word/line which is either the start or end of the selection
3238 * and it was decided by whichever point/word/line was `fixed' at the
3239 * time of the most recent button3 press
3064 */ 3240 */
3065 if (R->selection_style == OLD_SELECT) { 3241 if (button3 && buttonpress)
3066 if (R->selection.clicks == 1 || button3) { 3242 { /* button3 press */
3067 if (R->hate_those_clicks) { 3243 /*
3068 R->hate_those_clicks = 0; 3244 * first determine which edge of the selection we are closest to
3069 if (R->selection.clicks == 1) { 3245 */
3070 R->selection.beg.row = R->selection.mark.row; 3246 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3071 R->selection.beg.col = R->selection.mark.col; 3247 || (!ROWCOL_IS_AFTER (pos, selection.end)
3072 } else { 3248 && (((pos.col - selection.beg.col)
3249 + ((pos.row - selection.beg.row) * ncol))
3250 < ((selection.end.col - pos.col)
3251 + ((selection.end.row - pos.row) * ncol)))))
3252 closeto = LEFT;
3253
3254 if (closeto == LEFT)
3255 {
3256 selection.beg.row = pos.row;
3257 selection.beg.col = pos.col;
3258 selection.mark.row = selection.end.row;
3259 selection.mark.col = selection.end.col - (selection.clicks == 2);
3260 }
3261 else
3262 {
3263 selection.end.row = pos.row;
3264 selection.end.col = pos.col;
3073 R->selection.mark.row = R->selection.beg.row; 3265 selection.mark.row = selection.beg.row;
3074 R->selection.mark.col = R->selection.beg.col; 3266 selection.mark.col = selection.beg.col;
3267 }
3268 }
3269 else
3270 { /* button1 drag or button3 drag */
3271 if (ROWCOL_IS_AFTER (selection.mark, pos))
3272 {
3273 if (selection.mark.row == selection.end.row
3274 && selection.mark.col == selection.end.col
3275 && clickchange
3276 && selection.clicks == 2)
3277 selection.mark.col--;
3278
3279 selection.beg.row = pos.row;
3280 selection.beg.col = pos.col;
3281 selection.end.row = selection.mark.row;
3282 selection.end.col = selection.mark.col + (selection.clicks == 2);
3283 }
3284 else
3285 {
3286 selection.beg.row = selection.mark.row;
3287 selection.beg.col = selection.mark.col;
3288 selection.end.row = pos.row;
3289 selection.end.col = pos.col;
3290 }
3291 }
3292
3293 if (selection.clicks == 1)
3294 {
3295 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3296 && !ROW(selection.beg.row).is_longer ()
3297#if ENABLE_FRILLS
3298 && !selection.rect
3299#endif
3300 )
3301 selection.beg.col = ncol;
3302
3303 if (
3304 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3305 && !ROW(selection.end.row).is_longer ()
3306#if ENABLE_FRILLS
3307 && !selection.rect
3308#endif
3309 )
3310 selection.end.col = ncol;
3311 }
3312 else if (selection.clicks == 2)
3313 {
3314 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3315 selection.end.col--;
3316
3317 selection_delimit_word (UP, &selection.beg, &selection.beg);
3318 selection_delimit_word (DN, &selection.end, &selection.end);
3319 }
3320 else if (selection.clicks == 3)
3321 {
3322#if ENABLE_FRILLS
3323 if (options & Opt_tripleclickwords)
3324 {
3325 selection_delimit_word (UP, &selection.beg, &selection.beg);
3326
3327 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3328 {
3329 if (!ROW(end_row).is_longer ())
3330 {
3331 selection.end.row = end_row;
3332 selection.end.col = ROW(end_row).l;
3333 selection_remove_trailing_spaces ();
3334 break;
3075 } 3335 }
3076 } 3336 }
3077 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3078 R->selection.end.row = R->selection.mark.row;
3079 R->selection.end.col = R->selection.mark.col + 1;
3080 R->selection.beg.row = pos.row;
3081 R->selection.beg.col = pos.col;
3082 } else {
3083 R->selection.beg.row = R->selection.mark.row;
3084 R->selection.beg.col = R->selection.mark.col;
3085 R->selection.end.row = pos.row;
3086 R->selection.end.col = pos.col + 1;
3087 } 3337 }
3088 } else if (R->selection.clicks == 2) { 3338 else
3089 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3339#endif
3090 &(R->selection.beg)); 3340 {
3091 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3341 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3092 &(R->selection.end)); 3342 selection.mark.col++;
3093 R->hate_those_clicks = 1; 3343
3094 } else if (R->selection.clicks == 3) {
3095 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3096 R->selection.beg.col = 0; 3344 selection.beg.col = 0;
3097 R->selection.end.col = ncol; 3345 selection.end.col = ncol;
3098 R->hate_those_clicks = 1; 3346
3099 } 3347 // select a complete logical line
3100 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)); 3348 while (selection.beg.row > -saveLines
3101 return; 3349 && ROW(selection.beg.row - 1).is_longer ())
3102 } 3350 selection.beg.row--;
3103#endif /* ! NO_OLD_SELECTION */ 3351
3104#ifndef NO_NEW_SELECTION 3352 while (selection.end.row < nrow
3105/* selection_style must not be OLD_SELECT to get here */ 3353 && ROW(selection.end.row).is_longer ())
3106/* 3354 selection.end.row++;
3107 * This is mainly xterm style selection with a couple of differences, mainly
3108 * in the way button3 drag extension works.
3109 * We're either doing: button1 drag; button3 press; or button3 drag
3110 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3111 * is always at the left/right edge of the R->selection.
3112 * b) button3 press: extend/contract character/word/line at whichever edge of
3113 * the selection we are closest to.
3114 * c) button3 drag : extend/contract character/word/line - we select around
3115 * a point/word/line which is either the start or end of the selection
3116 * and it was decided by whichever point/word/line was `fixed' at the
3117 * time of the most recent button3 press
3118 */
3119 if (button3 && buttonpress) { /* button3 press */
3120 /* 3355 }
3121 * first determine which edge of the selection we are closest to 3356 }
3122 */ 3357
3123 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3358 if (button3 && buttonpress)
3124 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3359 { /* mark may need to be changed */
3125 && (((pos.col - R->selection.beg.col)
3126 + ((pos.row - R->selection.beg.row) * ncol))
3127 < ((R->selection.end.col - pos.col)
3128 + ((R->selection.end.row - pos.row) * ncol)))))
3129 closeto = LEFT;
3130 if (closeto == LEFT) { 3360 if (closeto == LEFT)
3131 R->selection.beg.row = pos.row; 3361 {
3132 R->selection.beg.col = pos.col;
3133 R->selection.mark.row = R->selection.end.row; 3362 selection.mark.row = selection.end.row;
3134 R->selection.mark.col = R->selection.end.col 3363 selection.mark.col = selection.end.col - (selection.clicks == 2);
3135 - (R->selection.clicks == 2); 3364 }
3136 } else { 3365 else
3137 R->selection.end.row = pos.row; 3366 {
3138 R->selection.end.col = pos.col;
3139 R->selection.mark.row = R->selection.beg.row; 3367 selection.mark.row = selection.beg.row;
3140 R->selection.mark.col = R->selection.beg.col; 3368 selection.mark.col = selection.beg.col;
3141 }
3142 } else { /* button1 drag or button3 drag */
3143 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3144 if ((R->selection.mark.row == R->selection.end.row)
3145 && (R->selection.mark.col == R->selection.end.col)
3146 && clickchange && R->selection.clicks == 2)
3147 R->selection.mark.col--;
3148 R->selection.beg.row = pos.row;
3149 R->selection.beg.col = pos.col;
3150 R->selection.end.row = R->selection.mark.row;
3151 R->selection.end.col = R->selection.mark.col
3152 + (R->selection.clicks == 2);
3153 } else {
3154 R->selection.beg.row = R->selection.mark.row;
3155 R->selection.beg.col = R->selection.mark.col;
3156 R->selection.end.row = pos.row;
3157 R->selection.end.col = pos.col;
3158 }
3159 }
3160
3161 if (R->selection.clicks == 1) {
3162 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3163 if (end_col != -1 && R->selection.beg.col > end_col) {
3164#if 1
3165 R->selection.beg.col = ncol;
3166#else
3167 if (R->selection.beg.row != R->selection.end.row)
3168 R->selection.beg.col = ncol;
3169 else
3170 R->selection.beg.col = R->selection.mark.col;
3171#endif
3172 }
3173 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3174 if (end_col != -1 && R->selection.end.col > end_col)
3175 R->selection.end.col = ncol;
3176
3177 } else if (R->selection.clicks == 2) {
3178 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3179 R->selection.end.col--;
3180 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3181 &(R->selection.beg));
3182 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3183 &(R->selection.end));
3184 } else if (R->selection.clicks == 3) {
3185#ifndef NO_FRILLS
3186 if ((R->Options & Opt_tripleclickwords)) {
3187 int end_row;
3188
3189 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3190 &(R->selection.beg));
3191 end_row = R->screen.tlen[R->selection.mark.row
3192 + R->TermWin.saveLines];
3193 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3194 end_row++) {
3195 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3196 if (end_col != -1) {
3197 R->selection.end.row = end_row;
3198 R->selection.end.col = end_col;
3199 rxvt_selection_remove_trailing_spaces(aR);
3200 break;
3201 }
3202 }
3203 } else
3204#endif
3205 { 3369 }
3206 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3207 R->selection.mark.col++;
3208 R->selection.beg.col = 0;
3209 R->selection.end.col = ncol;
3210 }
3211 } 3370 }
3212 if (button3 && buttonpress) { /* mark may need to be changed */
3213 if (closeto == LEFT) {
3214 R->selection.mark.row = R->selection.end.row;
3215 R->selection.mark.col = R->selection.end.col
3216 - (R->selection.clicks == 2);
3217 } else {
3218 R->selection.mark.row = R->selection.beg.row;
3219 R->selection.mark.col = R->selection.beg.col;
3220 }
3221 }
3222 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));
3223#endif /* ! NO_NEW_SELECTION */
3224}
3225 3371
3226#ifndef NO_FRILLS 3372#if ENABLE_FRILLS
3227/* INTPROTO */ 3373 if (selection.rect && selection.beg.col > selection.end.col)
3374 SWAP_IT (selection.beg.col, selection.end.col, int);
3375#endif
3376}
3377
3378#if ENABLE_FRILLS
3228void 3379void
3229rxvt_selection_remove_trailing_spaces(pR) 3380rxvt_term::selection_remove_trailing_spaces ()
3230{ 3381{
3231 int32_t end_col, end_row; 3382 int32_t end_col, end_row;
3232 text_t *stp; 3383 text_t *stp;
3233 3384
3234 end_col = R->selection.end.col; 3385 end_col = selection.end.col;
3235 end_row = R->selection.end.row; 3386 end_row = selection.end.row;
3387
3236 for ( ; end_row >= R->selection.beg.row; ) { 3388 for (; end_row >= selection.beg.row; )
3237 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3389 {
3390 stp = ROW(end_row).t;
3391
3238 while (--end_col >= 0) { 3392 while (--end_col >= 0)
3239 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3240 break;
3241 } 3393 {
3242 if (end_col >= 0 3394 if (stp[end_col] != ' '
3243 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3395 && stp[end_col] != '\t'
3244 R->selection.end.col = end_col + 1; 3396 && stp[end_col] != NOCHAR)
3245 R->selection.end.row = end_row;
3246 break; 3397 break;
3247 } 3398 }
3399
3400 if (end_col >= 0
3401 || !ROW(end_row - 1).is_longer ())
3402 {
3403 selection.end.col = end_col + 1;
3404 selection.end.row = end_row;
3405 break;
3406 }
3407
3248 end_row--; 3408 end_row--;
3249 end_col = R->TermWin.ncol; 3409 end_col = ncol;
3250 } 3410 }
3411
3251 if (R->selection.mark.row > R->selection.end.row) { 3412 if (selection.mark.row > selection.end.row)
3413 {
3252 R->selection.mark.row = R->selection.end.row; 3414 selection.mark.row = selection.end.row;
3253 R->selection.mark.col = R->selection.end.col; 3415 selection.mark.col = selection.end.col;
3416 }
3254 } else if (R->selection.mark.row == R->selection.end.row 3417 else if (selection.mark.row == selection.end.row
3255 && R->selection.mark.col > R->selection.end.col) 3418 && selection.mark.col > selection.end.col)
3256 R->selection.mark.col = R->selection.end.col; 3419 selection.mark.col = selection.end.col;
3257} 3420}
3258#endif 3421#endif
3259 3422
3260/* ------------------------------------------------------------------------- */ 3423/* ------------------------------------------------------------------------- */
3261/* 3424/*
… …
3264 */ 3427 */
3265void 3428void
3266rxvt_term::selection_rotate (int x, int y) 3429rxvt_term::selection_rotate (int x, int y)
3267{ 3430{
3268 selection.clicks = selection.clicks % 3 + 1; 3431 selection.clicks = selection.clicks % 3 + 1;
3269 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3432 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3270} 3433}
3271
3272/* ------------------------------------------------------------------------- */
3273/*
3274 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3275 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3276 * the X11 protocol.
3277 */
3278typedef CARD32 Atom32;
3279 3434
3280/* ------------------------------------------------------------------------- */ 3435/* ------------------------------------------------------------------------- */
3281/* 3436/*
3282 * Respond to a request for our current selection 3437 * Respond to a request for our current selection
3283 * EXT: SelectionRequest 3438 * EXT: SelectionRequest
3284 */ 3439 */
3285/* EXTPROTO */
3286void 3440void
3287rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3441rxvt_term::selection_send (const XSelectionRequestEvent &rq)
3288{ 3442{
3289 XSelectionEvent ev; 3443 XSelectionEvent ev;
3290#ifdef USE_XIM 3444 dDisp;
3445
3446 ev.type = SelectionNotify;
3447 ev.property = None;
3448 ev.display = rq.display;
3449 ev.requestor = rq.requestor;
3450 ev.selection = rq.selection;
3451 ev.target = rq.target;
3452 ev.time = rq.time;
3453
3454 if (rq.target == xa[XA_TARGETS])
3455 {
3291 Atom32 target_list[4]; 3456 Atom target_list[6];
3457 Atom *target = target_list;
3458
3459 *target++ = xa[XA_TARGETS];
3460 *target++ = xa[XA_TIMESTAMP];
3461 *target++ = XA_STRING;
3462 *target++ = xa[XA_TEXT];
3463 *target++ = xa[XA_COMPOUND_TEXT];
3464#if X_HAVE_UTF8_STRING
3465 *target++ = xa[XA_UTF8_STRING];
3466#endif
3467
3468 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3469 32, PropModeReplace,
3470 (unsigned char *)target_list, target - target_list);
3471 ev.property = rq.property;
3472 }
3473#if TODO // TODO
3474 else if (rq.target == xa[XA_MULTIPLE])
3475 {
3476 /* TODO: Handle MULTIPLE */
3477 }
3478#endif
3479 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3480 {
3481 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3482 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3483 ev.property = rq.property;
3484 }
3485 else if (rq.target == XA_STRING
3486 || rq.target == xa[XA_TEXT]
3487 || rq.target == xa[XA_COMPOUND_TEXT]
3488 || rq.target == xa[XA_UTF8_STRING]
3489 )
3490 {
3491 XTextProperty ct;
3492 Atom target = rq.target;
3493 short freect = 0;
3494 int selectlen;
3495 wchar_t *cl;
3496 enum {
3497 enc_string = XStringStyle,
3498 enc_text = XStdICCTextStyle,
3499 enc_compound_text = XCompoundTextStyle,
3500#ifdef X_HAVE_UTF8_STRING
3501 enc_utf8 = XUTF8StringStyle,
3292#else 3502#else
3293 Atom32 target_list[3]; 3503 enc_utf8 = -1,
3294#endif 3504#endif
3295 Atom target; 3505 } style;
3296 XTextProperty ct;
3297 XICCEncodingStyle style;
3298 char *cl[2], dummy[1];
3299 3506
3300 ev.type = SelectionNotify;
3301 ev.property = None;
3302 ev.display = rq->display;
3303 ev.requestor = rq->requestor;
3304 ev.selection = rq->selection;
3305 ev.target = rq->target;
3306 ev.time = rq->time;
3307
3308 if (rq->target == R->xa[XA_TARGETS]) {
3309 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3310 target_list[1] = (Atom32) XA_STRING;
3311 target_list[2] = (Atom32) R->xa[XA_TEXT];
3312#ifdef USE_XIM
3313 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3314#endif
3315 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3316 (8 * sizeof(target_list[0])), PropModeReplace,
3317 (unsigned char *)target_list,
3318 (sizeof(target_list) / sizeof(target_list[0])));
3319 ev.property = rq->property;
3320 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3321 /* TODO: Handle MULTIPLE */
3322 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3323 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3324 (8 * sizeof(Time)), PropModeReplace,
3325 (unsigned char *)&R->selection_time, 1);
3326 ev.property = rq->property;
3327 } else if (rq->target == XA_STRING
3328 || rq->target == R->xa[XA_COMPOUND_TEXT]
3329 || rq->target == R->xa[XA_TEXT]) {
3330#ifdef USE_XIM
3331 short freect = 0;
3332#endif
3333 int selectlen;
3334
3335#ifdef USE_XIM
3336 if (rq->target != XA_STRING) { 3507 if (target == XA_STRING)
3508 // we actually don't do XA_STRING, but who cares, as i18n clients
3509 // will ask for another format anyways.
3510 style = enc_string;
3511 else if (target == xa[XA_TEXT])
3512 style = enc_text;
3513 else if (target == xa[XA_COMPOUND_TEXT])
3514 style = enc_compound_text;
3515#if ENABLE_FRILLS
3516 else if (target == xa[XA_UTF8_STRING])
3517 style = enc_utf8;
3518#endif
3519 else
3520 {
3337 target = R->xa[XA_COMPOUND_TEXT]; 3521 target = xa[XA_COMPOUND_TEXT];
3338 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3522 style = enc_compound_text;
3339 ? XCompoundTextStyle : XStdICCTextStyle;
3340 } else
3341#endif
3342 { 3523 }
3343 target = XA_STRING; 3524
3344 style = XStringStyle; 3525 if (selection.text)
3345 } 3526 {
3346 if (R->selection.text) {
3347 cl[0] = (char *)R->selection.text; 3527 cl = selection.text;
3348 selectlen = R->selection.len; 3528 selectlen = selection.len;
3529 }
3349 } else { 3530 else
3350 cl[0] = dummy; 3531 {
3351 *dummy = '\0'; 3532 cl = L"";
3352 selectlen = 0; 3533 selectlen = 0;
3534 }
3535
3536#if ENABLE_FRILLS
3537 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3538 // so recode it manually
3539 if (style == enc_utf8)
3353 } 3540 {
3354#ifdef USE_XIM
3355 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3356 == Success) /* if we failed to convert then send it raw */
3357 freect = 1; 3541 freect = 1;
3542 ct.encoding = target;
3543 ct.format = 8;
3544 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3545 ct.nitems = strlen ((char *)ct.value);
3546 }
3358 else 3547 else
3359#endif 3548#endif
3549 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3550 freect = 1;
3551 else
3360 { 3552 {
3553 /* if we failed to convert then send it raw */
3361 ct.value = (unsigned char *)cl[0]; 3554 ct.value = (unsigned char *)cl;
3362 ct.nitems = selectlen; 3555 ct.nitems = selectlen;
3556 ct.encoding = target;
3363 } 3557 }
3558
3364 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3559 XChangeProperty (disp, rq.requestor, rq.property,
3365 target, 8, PropModeReplace, 3560 ct.encoding, 8, PropModeReplace,
3366 ct.value, (int)ct.nitems); 3561 ct.value, (int)ct.nitems);
3367 ev.property = rq->property; 3562 ev.property = rq.property;
3368#ifdef USE_XIM 3563
3369 if (freect) 3564 if (freect)
3370 XFree(ct.value); 3565 XFree (ct.value);
3371#endif
3372 } 3566 }
3567
3373 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3568 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3374} 3569}
3375 3570
3376/* ------------------------------------------------------------------------- * 3571/* ------------------------------------------------------------------------- *
3377 * MOUSE ROUTINES * 3572 * MOUSE ROUTINES *
3378 * ------------------------------------------------------------------------- */ 3573 * ------------------------------------------------------------------------- */
… …
3381 * return col/row values corresponding to x/y pixel values 3576 * return col/row values corresponding to x/y pixel values
3382 */ 3577 */
3383void 3578void
3384rxvt_term::pixel_position (int *x, int *y) 3579rxvt_term::pixel_position (int *x, int *y)
3385{ 3580{
3386 *x = Pixel2Col(*x); 3581 *x = Pixel2Col (*x);
3387 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */ 3582 /* MAX_IT (*x, 0); MIN_IT (*x, (int)ncol - 1); */
3388 *y = Pixel2Row(*y); 3583 *y = Pixel2Row (*y);
3389 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */ 3584 /* MAX_IT (*y, 0); MIN_IT (*y, (int)nrow - 1); */
3390} 3585}
3391 3586
3392/* ------------------------------------------------------------------------- */ 3587/* ------------------------------------------------------------------------- */
3393#ifdef USE_XIM 3588#ifdef USE_XIM
3394void 3589void
3395rxvt_term::set_position (XPoint *pos) 3590rxvt_term::im_set_position (XPoint &pos)
3396{ 3591{
3397 XWindowAttributes xwa; 3592 XWindowAttributes xwa;
3398 3593
3399 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3594 XGetWindowAttributes (display->display, vt, &xwa);
3595
3400 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3596 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3401 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3597 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3402} 3598}
3403
3404#endif 3599#endif
3405/* ------------------------------------------------------------------------- */ 3600
3406 3601#if ENABLE_OVERLAY
3602void
3603rxvt_term::scr_overlay_new (int x, int y, int w, int h)
3604{
3605 if (nrow < 3 || ncol < 3)
3606 return;
3607
3608 want_refresh = 1;
3609
3610 scr_overlay_off ();
3611
3612 if (x < 0) x = ncol - w;
3613 if (y < 0) y = nrow - h;
3614
3615 // make space for border
3616 w += 2; MIN_IT (w, ncol);
3617 h += 2; MIN_IT (h, nrow);
3618
3619 x -= 1; MAX_IT (x, 0);
3620 y -= 1; MAX_IT (y, 0);
3621
3622 MIN_IT (x, ncol - w);
3623 MIN_IT (y, nrow - h);
3624
3625 ov_x = x; ov_y = y;
3626 ov_w = w; ov_h = h;
3627
3628 ov_text = new text_t *[h];
3629 ov_rend = new rend_t *[h];
3630
3631 for (y = 0; y < h; y++)
3632 {
3633 text_t *tp = ov_text[y] = new text_t[w];
3634 rend_t *rp = ov_rend[y] = new rend_t[w];
3635
3636 text_t t0, t1, t2;
3637 rend_t r = OVERLAY_RSTYLE;
3638
3639 if (y == 0)
3640 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3641 else if (y < h - 1)
3642 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3643 else
3644 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3645
3646 *tp++ = t0;
3647 *rp++ = r;
3648
3649 for (x = w - 2; x > 0; --x)
3650 {
3651 *tp++ = t1;
3652 *rp++ = r;
3653 }
3654
3655 *tp = t2;
3656 *rp = r;
3657 }
3658}
3659
3660void
3661rxvt_term::scr_overlay_off ()
3662{
3663 if (!ov_text)
3664 return;
3665
3666 want_refresh = 1;
3667
3668 for (int y = 0; y < ov_h; y++)
3669 {
3670 delete [] ov_text[y];
3671 delete [] ov_rend[y];
3672 }
3673
3674 delete [] ov_text; ov_text = 0;
3675 delete [] ov_rend; ov_rend = 0;
3676}
3677
3678void
3679rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend)
3680{
3681 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3682 return;
3683
3684 x++, y++;
3685
3686 ov_text[y][x] = text;
3687 ov_rend[y][x] = rend;
3688}
3689
3690void
3691rxvt_term::scr_overlay_set (int x, int y, const char *s)
3692{
3693 while (*s)
3694 scr_overlay_set (x++, y, *s++);
3695}
3696
3697void
3698rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s)
3699{
3700 while (*s)
3701 {
3702 text_t t = *s++;
3703 int width = wcwidth (t);
3704
3705 while (width--)
3706 {
3707 scr_overlay_set (x++, y, t);
3708 t = NOCHAR;
3709 }
3710 }
3711}
3712
3713void
3714rxvt_term::scr_swap_overlay ()
3715{
3716 if (!ov_text)
3717 return;
3718
3719 // swap screen mem with overlay
3720 for (int y = ov_h; y--; )
3721 {
3722 text_t *t1 = ov_text[y];
3723 rend_t *r1 = ov_rend[y];
3724
3725 text_t *t2 = ROW(y - view_start).t + ov_x;
3726 rend_t *r2 = ROW(y - view_start).r + ov_x;
3727
3728 for (int x = ov_w; x--; )
3729 {
3730 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3731 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3732 }
3733 }
3734}
3735
3736#endif
3407/* ------------------------------------------------------------------------- * 3737/* ------------------------------------------------------------------------- */
3408 * DEBUG ROUTINES *
3409 * ------------------------------------------------------------------------- */
3410#if 0
3411/* INTPROTO */
3412void
3413rxvt_debug_colors(void)
3414{
3415 int color;
3416 const char *name[] = {
3417 "fg", "bg",
3418 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3419 };
3420 3738
3421 fprintf(stderr, "Color ( ");
3422 if (R->rstyle & RS_RVid)
3423 fprintf(stderr, "rvid ");
3424 if (R->rstyle & RS_Bold)
3425 fprintf(stderr, "bold ");
3426 if (R->rstyle & RS_Blink)
3427 fprintf(stderr, "blink ");
3428 if (R->rstyle & RS_Uline)
3429 fprintf(stderr, "uline ");
3430 fprintf(stderr, "): ");
3431
3432 color = GET_FGCOLOR(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 on ", name[color]);
3440
3441 color = GET_BGCOLOR(R->rstyle);
3442#ifndef NO_BRIGHTCOLOR
3443 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3444 color -= (minBrightCOLOR - minCOLOR);
3445 fprintf(stderr, "bright ");
3446 }
3447#endif
3448 fprintf(stderr, "%s\n", name[color]);
3449}
3450#endif

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