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

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.1 by pcg, Mon Nov 24 17:28:08 2003 UTC vs.
Revision 1.268 by root, Tue May 1 21:30:01 2007 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.1 2003/11/24 17:28:08 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */ 31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32 32
33#include <stdint.h> 33#include <inttypes.h>
34#include <wchar.h> 34
35#include "salloc.C" // HACK, should be a seperate compile!
35 36
36inline void fill_text (text_t *start, text_t value, int len) 37inline void fill_text (text_t *start, text_t value, int len)
37{ 38{
38 while (len--) 39 while (len--)
39 *start++ = value; 40 *start++ = value;
40} 41}
41 42
42#define RESET_CHSTAT(H) \
43 if ((H)->chstat == WBYTE) \
44 (H)->chstat = SBYTE, (H)->lost_multi = 1
45
46/* ------------------------------------------------------------------------- */ 43/* ------------------------------------------------------------------------- */
47#define PROP_SIZE 16384 44#define PROP_SIZE 256*1024
48#define TABSIZE 8 /* default tab size */ 45#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */
49 47
50/* ------------------------------------------------------------------------- * 48/* ------------------------------------------------------------------------- *
51 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
52 * ------------------------------------------------------------------------- */ 50 * ------------------------------------------------------------------------- */
53#define ZERO_SCROLLBACK(R) \ 51#define ZERO_SCROLLBACK() \
54 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 52 if (option (Opt_scrollTtyOutput)) \
55 (R)->TermWin.view_start = 0 53 view_start = 0
56#define CLEAR_SELECTION(R) \ 54#define CLEAR_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 55 selection.beg.row = selection.beg.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 56 = selection.end.row = selection.end.col = 0
59#define CLEAR_ALL_SELECTION(R) \ 57#define CLEAR_ALL_SELECTION() \
60 (R)->selection.beg.row = (R)->selection.beg.col \ 58 selection.beg.row = selection.beg.col \
61 = (R)->selection.mark.row = (R)->selection.mark.col \ 59 = selection.mark.row = selection.mark.col \
62 = (R)->selection.end.row = (R)->selection.end.col = 0 60 = selection.end.row = selection.end.col = 0
63 61
64#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
65 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 63 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
66#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
67 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 65 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
68#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) > (D))) 67 (((A) == (C)) && ((B) > (D)))
70#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
71 (((A) == (C)) && ((B) >= (D))) 69 (((A) == (C)) && ((B) >= (D)))
72#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) < (D))) 71 (((A) == (C)) && ((B) < (D)))
74#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
75 (((A) == (C)) && ((B) <= (D))) 73 (((A) == (C)) && ((B) <= (D)))
76 74
77/* these must be row_col_t */ 75/* these must be row_col_t */
78#define ROWCOL_IS_AFTER(X, Y) \ 76#define ROWCOL_IS_AFTER(X, Y) \
79 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IS_BEFORE(X, Y) \ 78#define ROWCOL_IS_BEFORE(X, Y) \
81 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_AFTER(X, Y) \ 80#define ROWCOL_IN_ROW_AFTER(X, Y) \
83 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 82#define ROWCOL_IN_ROW_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
88#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
89 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
90 88
91/* 89/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row> 90 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
94 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour 92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
95 */ 93 */
96#define drawBuffer (R->TermWin.vt) 94#define drawBuffer vt
97 95
98#define CLEAR_ROWS(row, num) \ 96#define CLEAR_ROWS(row, num) \
99 if (R->TermWin.mapped) \ 97 if (mapped) \
100 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \ 98 XClearArea (dpy, drawBuffer, 0, \
101 Row2Pixel(row), (unsigned int)R->TermWin.width, \ 99 Row2Pixel (row), (unsigned int)width, \
102 (unsigned int)Height2Pixel(num), False) 100 (unsigned int)Height2Pixel (num), False)
103 101
104#define CLEAR_CHARS(x, y, num) \ 102#define CLEAR_CHARS(x, y, num) \
105 if (R->TermWin.mapped) \ 103 if (mapped) \
106 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 104 XClearArea (dpy, drawBuffer, x, y, \
107 (unsigned int)Width2Pixel(num), \ 105 (unsigned int)Width2Pixel (num), \
108 (unsigned int)Height2Pixel(1), False) 106 (unsigned int)Height2Pixel (1), False)
109 107
110#define ERASE_ROWS(row, num) \ 108#define ERASE_ROWS(row, num) \
111 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \ 109 XFillRectangle (dpy, drawBuffer, gc, \
112 R->TermWin.int_bwidth, Row2Pixel(row), \ 110 0, Row2Pixel (row), \
113 (unsigned int)R->TermWin.width, \ 111 (unsigned int)width, \
114 (unsigned int)Height2Pixel(num)) 112 (unsigned int)Height2Pixel (num))
115 113
116/* ------------------------------------------------------------------------- * 114/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 115 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 116 * ------------------------------------------------------------------------- */
117
119/* Fill part/all of a line with blanks. */ 118/* Fill part/all of a line with blanks. */
120/* INTPROTO */
121void 119void
122rxvt_blank_line(pR_ text_t *et, rend_t *er, unsigned int width, rend_t efs) 120rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
123{ 121{
124 efs &= ~RS_baseattrMask; 122 if (!l.t)
123 {
124 lalloc (l);
125 col = 0;
126 width = ncol;
127 }
128
129 l.touch ();
130
131 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
125 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
126 133
134 text_t *et = l.t + col;
135 rend_t *er = l.r + col;
136
127 while (width--) 137 while (width--)
128 { 138 {
129 *et++ = ' '; 139 *et++ = ' ';
130 *er++ = efs; 140 *er++ = efs;
131 } 141 }
132} 142}
133 143
134/* ------------------------------------------------------------------------- */ 144/* ------------------------------------------------------------------------- */
135/* Fill a full line with blanks - make sure it is allocated first */ 145/* Fill a full line with blanks - make sure it is allocated first */
136/* INTPROTO */
137void 146void
138rxvt_blank_screen_mem(pR_ text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 147rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
139{ 148{
140 int width = R->TermWin.ncol; 149 scr_blank_line (l, 0, ncol, efs);
141 rend_t *er;
142 150
143#ifdef DEBUG_STRICT 151 l.l = 0;
144 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 152 l.f = 0;
145#endif
146 if (tp[row] == NULL) {
147 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width);
148 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width);
149 }
150 rxvt_blank_line (aR_ tp[row], rp[row], width, efs);
151} 153}
152 154
153/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
156/* EXTPROTO */ 158
157void 159void
158rxvt_scr_reset(pR) 160rxvt_term::scr_reset ()
159{ 161{
160 unsigned int ncol, nrow, prev_ncol, prev_nrow, 162#if ENABLE_OVERLAY
161 total_rows, prev_total_rows; 163 scr_overlay_off ();
162 unsigned int p, q; 164#endif
163 int k;
164 rend_t setrstyle;
165 165
166 D_SCREEN((stderr, "rxvt_scr_reset()")); 166 view_start = 0;
167
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R->h);
170 R->h->num_scr = 0; 167 num_scr = 0;
171 168
172 prev_ncol = R->h->prev_ncol; 169 if (ncol == 0)
173 prev_nrow = R->h->prev_nrow; 170 ncol = 80;
174 if (R->TermWin.ncol == 0) 171
175 R->TermWin.ncol = 80; 172 if (nrow == 0)
176 if (R->TermWin.nrow == 0) 173 nrow = 24;
177 R->TermWin.nrow = 24; 174
178 ncol = R->TermWin.ncol;
179 nrow = R->TermWin.nrow;
180 if (ncol == prev_ncol && nrow == prev_nrow) 175 if (ncol == prev_ncol && nrow == prev_nrow)
181 return; 176 return;
182 177
178 if (current_screen != PRIMARY)
179 scr_swap_screen ();
180
181 // we need at least two lines for wrapping to work correctly
182 while (nrow + saveLines < 2)
183 {
184 //TODO//FIXME
185 saveLines++;
186 prev_nrow--;
187 top_row--;
188 }
189
183 R->h->want_refresh = 1; 190 want_refresh = 1;
184 191
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 192 int prev_total_rows = prev_nrow + saveLines;
193 total_rows = nrow + saveLines;
187 194
188 R->screen.tscroll = 0; 195 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 196 screen.bscroll = nrow - 1;
190 197
191 if (prev_nrow == 0) { 198 if (!row_buf)
192/* 199 {
200 /*
193 * A: first time called so just malloc everything : don't rely on realloc 201 * 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 202 */
195 */ 203 top_row = 0;
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 204 term_start = 0;
197 R->buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 R->drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 R->swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 205
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 206 talloc = new rxvt_salloc (ncol * sizeof (text_t));
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 207 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
203 208
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 209 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
205 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 210 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 211 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208 212
209 for (p = 0; p < nrow; p++) { 213 for (int row = nrow; row--; )
210 q = p + R->TermWin.saveLines; 214 {
211 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, 215 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
212 q, DEFAULT_RSTYLE); 216 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
213 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend, 217 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
214 p, DEFAULT_RSTYLE); 218 }
215 R->screen.tlen[q] = R->swap.tlen[p] = 0; 219
216 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend, 220 memset (charsets, 'B', sizeof (charsets));
217 p, DEFAULT_RSTYLE);
218 }
219 MEMSET(R->h->charsets, 'B', sizeof(R->h->charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->h->rstyle = DEFAULT_RSTYLE; 221 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 222 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 223 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 224 screen.charset = 0;
225 R->h->current_screen = PRIMARY; 225 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 226 scr_cursor (SAVE);
227
227#if NSCREENS 228#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 229 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 230 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 231 swap.charset = 0;
231 R->h->current_screen = SECONDARY; 232 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 233 scr_cursor (SAVE);
233 R->h->current_screen = PRIMARY; 234 current_screen = PRIMARY;
234#endif 235#endif
236
235 R->selection.text = NULL; 237 selection.text = NULL;
236 R->selection.len = 0; 238 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 239 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 240 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 241 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 242 rvideo_state = rvideo_mode = false;
241 R->h->rvideo = 0; 243 }
242 244 else
243 } else { 245 {
244/* 246 /*
245 * B1: add or delete rows as appropriate 247 * add or delete rows as appropriate
246 */ 248 */
247 setrstyle = DEFAULT_RSTYLE;
248 249
250 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
251 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
252
253#if 0
249 if (nrow < prev_nrow) { 254 if (nrow < prev_nrow)
250 /* delete rows */ 255 {
251 k = min(R->TermWin.nscrolled, prev_nrow - nrow); 256 for (int row = nrow; row < prev_nrow; row++)
252 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1); 257 {
253 for (p = nrow; p < prev_nrow; p++) { 258 lfree (swap_buf [row]);
254 q = p + R->TermWin.saveLines; 259 lfree (drawn_buf[row]);
255 if (R->screen.text[q]) { 260 }
261 }
262#endif
263
264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
265 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
266
267 for (int row = min (nrow, prev_nrow); row--; )
268 {
269 lresize (drawn_buf[row]);
270 lresize (swap_buf [row]);
271 }
272
273 for (int row = prev_nrow; row < nrow; row++)
274 {
275 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
276 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
277 }
278
279 line_t *old_buf = row_buf;
280 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
281
282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
283 int pend = MOD (term_start + top_row , prev_total_rows);
284 int q = total_rows; // rewrapped row
285
286 if (top_row)
287 {
288 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
289 // to come up with a lean and mean algorithm.
290
291 row_col_t ocur = screen.cur;
292 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
293
294 do
295 {
296 p = MOD (p - 1, prev_total_rows);
256#ifdef DEBUG_STRICT 297#ifdef DEBUG_STRICT
257 assert(R->screen.rend[q]); 298 assert (old_buf [MOD (p, prev_total_rows)].t);
258#endif 299#endif
259 free(R->screen.text[q]); 300 int plines = 1;
260 free(R->screen.rend[q]); 301 int llen = old_buf [MOD (p, prev_total_rows)].l;
261 } 302
262 if (R->swap.text[p]) { 303 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
263#ifdef DEBUG_STRICT 304 {
264 assert(R->swap.rend[p]); 305 p = MOD (p - 1, prev_total_rows);
265#endif 306
266 free(R->swap.text[p]); 307 plines++;
267 free(R->swap.rend[p]); 308 llen += prev_ncol;
268 } 309 }
269#ifdef DEBUG_STRICT 310
270 assert(R->drawn_text[p] && R->drawn_rend[p]); 311 int qlines = max (0, (llen - 1) / ncol) + 1;
271#endif 312
272 free(R->drawn_text[p]); 313 // drop partial lines completely
273 free(R->drawn_rend[p]); 314 if (q < qlines)
315 break;
316
317 q -= qlines;
318
319 int lofs = 0;
320 line_t *qline;
321
322 // re-assemble the full line by destination lines
323 for (int qrow = q; qlines--; qrow++)
324 {
325 qline = row_buf + qrow;
326 lalloc (*qline);
327 qline->l = ncol;
328 qline->is_longer (1);
329
330 int qcol = 0;
331
332 // see below for cursor adjustment rationale
333 if (p == ocur.row)
334 screen.cur.row = q - (total_rows - nrow);
335
336 // fill a single destination line
337 while (lofs < llen && qcol < ncol)
338 {
339 int prow = lofs / prev_ncol;
340 int pcol = lofs % prev_ncol;
341
342 prow = MOD (p + prow, prev_total_rows);
343
344 // we only adjust the cursor _row_ and put it into
345 // the topmost line of "long line" it was in, as
346 // this seems to upset applications/shells/readline
347 // least.
348 if (prow == ocur.row)
349 screen.cur.row = q - (total_rows - nrow);
350
351 line_t &pline = old_buf [prow];
352
353 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
354
355 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
356 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
357
358 lofs += len;
359 qcol += len;
360 }
361 }
362
363 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
364 qline->is_longer (0);
365 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
366 }
367 while (p != pend && q > 0);
368
369 term_start = total_rows - nrow;
370 top_row = q - term_start;
371
372 // make sure all terminal lines exist
373 while (top_row > 0)
374 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
375 }
376 else
377 {
378 // if no scrollback exists (yet), wing, instead of wrap
379
380 for (int row = min (nrow, prev_nrow); row--; )
381 {
382 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
383 line_t &qline = row_buf [row];
384
385 qline = pline;
386 lresize (qline);
387 }
388
389 for (int row = prev_nrow; row < nrow; row++)
390 {
391 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
392 }
393
394 term_start = 0;
395 }
396
397 free (old_buf);
398 delete old_ta;
399 delete old_ra;
400
401 clamp_it (screen.cur.row, 0, nrow - 1);
402 clamp_it (screen.cur.col, 0, ncol - 1);
403
404 free (tabs);
274 } 405 }
275 /* we have fewer rows so fix up cursor position */
276 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1);
277 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1);
278 406
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 407 CLEAR_ALL_SELECTION ();
280 408
281 } else if (nrow > prev_nrow) { 409 prev_nrow = nrow;
282 /* add rows */ 410 prev_ncol = ncol;
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */
284 411
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow);
286 for (p = prev_total_rows; p < total_rows; p++) {
287 R->screen.tlen[p] = 0;
288 R->screen.text[p] = NULL;
289 R->screen.rend[p] = NULL;
290 }
291 for (p = prev_total_rows; p < total_rows - k; p++)
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
293 p, setrstyle);
294 for (p = prev_nrow; p < nrow; p++) {
295 R->swap.tlen[p] = 0;
296 R->swap.text[p] = NULL;
297 R->swap.rend[p] = NULL;
298 R->drawn_text[p] = NULL;
299 R->drawn_rend[p] = NULL;
300 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
301 p, setrstyle);
302 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
303 p, setrstyle);
304 }
305 if (k > 0) {
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1);
307 R->screen.cur.row += k;
308 R->screen.s_cur.row += k;
309 R->TermWin.nscrolled -= k;
310 }
311#ifdef DEBUG_STRICT
312 assert(R->screen.cur.row < R->TermWin.nrow);
313 assert(R->swap.cur.row < R->TermWin.nrow);
314#else /* drive with your eyes closed */
315 MIN_IT(R->screen.cur.row, nrow - 1);
316 MIN_IT(R->swap.cur.row, nrow - 1);
317#endif
318 }
319/* B2: resize columns */
320 if (ncol != prev_ncol) {
321 for (p = 0; p < total_rows; p++) {
322 if (R->screen.text[p]) {
323 R->screen.text[p] = (text_t *)rxvt_realloc(R->screen.text[p], ncol * sizeof(text_t));
324 R->screen.rend[p] = (rend_t *)rxvt_realloc(R->screen.rend[p], ncol * sizeof(rend_t));
325 MIN_IT(R->screen.tlen[p], (int16_t)ncol);
326 if (ncol > prev_ncol)
327 rxvt_blank_line(aR_
328 &(R->screen.text[p][prev_ncol]),
329 &(R->screen.rend[p][prev_ncol]),
330 ncol - prev_ncol,
331 setrstyle);
332 }
333 }
334 for (p = 0; p < nrow; p++) {
335 R->drawn_text[p] = (text_t *)rxvt_realloc(R->drawn_text[p], ncol * sizeof(text_t));
336 R->drawn_rend[p] = (rend_t *)rxvt_realloc(R->drawn_rend[p], ncol * sizeof(rend_t));
337 if (R->swap.text[p]) {
338 R->swap.text[p] = (text_t *)rxvt_realloc(R->swap.text[p], ncol * sizeof(text_t));
339 R->swap.rend[p] = (rend_t *)rxvt_realloc(R->swap.rend[p], ncol * sizeof(rend_t));
340 MIN_IT(R->swap.tlen[p], (int16_t)ncol);
341 if (ncol > prev_ncol)
342 rxvt_blank_line(aR_
343 &(R->swap.text[p][prev_ncol]),
344 &(R->swap.rend[p][prev_ncol]),
345 ncol - prev_ncol, setrstyle);
346 }
347 if (ncol > prev_ncol)
348 rxvt_blank_line(aR_
349 &(R->drawn_text[p][prev_ncol]),
350 &(R->drawn_rend[p][prev_ncol]),
351 ncol - prev_ncol, setrstyle);
352 }
353 MIN_IT(R->screen.cur.col, (int16_t)ncol - 1);
354 MIN_IT(R->swap.cur.col, (int16_t)ncol - 1);
355 }
356 if (R->tabs)
357 free(R->tabs);
358 }
359
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 412 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
361 413
362 for (p = 0; p < ncol; p++) 414 for (int col = ncol; --col; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 415 tabs [col] = col % TABSIZE == 0;
364 416
365 R->h->prev_nrow = nrow; 417 if (current_screen != PRIMARY)
366 R->h->prev_ncol = ncol; 418 scr_swap_screen ();
367 419
368 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->h->cmd_pid); 420 tt_winch ();
369}
370 421
371/* INTPROTO */ 422 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
372void
373rxvt_scr_reset_realloc(pR)
374{
375 uint16_t total_rows, nrow;
376
377 nrow = R->TermWin.nrow;
378 total_rows = nrow + R->TermWin.saveLines;
379/* *INDENT-OFF* */
380 R->screen.text = (text_t **)rxvt_realloc(R->screen.text, total_rows * sizeof(text_t *));
381 R->buf_text = (text_t **)rxvt_realloc(R->buf_text , total_rows * sizeof(text_t *));
382 R->drawn_text = (text_t **)rxvt_realloc(R->drawn_text , nrow * sizeof(text_t *));
383 R->swap.text = (text_t **)rxvt_realloc(R->swap.text , nrow * sizeof(text_t *));
384
385 R->screen.tlen = (int16_t *)rxvt_realloc(R->screen.tlen, total_rows * sizeof(int16_t));
386 R->swap.tlen = (int16_t *)rxvt_realloc(R->swap.tlen , total_rows * sizeof(int16_t));
387
388 R->screen.rend = (rend_t **)rxvt_realloc(R->screen.rend, total_rows * sizeof(rend_t *));
389 R->buf_rend = (rend_t **)rxvt_realloc(R->buf_rend , total_rows * sizeof(rend_t *));
390 R->drawn_rend = (rend_t **)rxvt_realloc(R->drawn_rend , nrow * sizeof(rend_t *));
391 R->swap.rend = (rend_t **)rxvt_realloc(R->swap.rend , nrow * sizeof(rend_t *));
392/* *INDENT-ON* */
393} 423}
394 424
395/* ------------------------------------------------------------------------- */ 425/* ------------------------------------------------------------------------- */
396/* 426/*
397 * Free everything. That way malloc debugging can find leakage. 427 * Free everything. That way malloc debugging can find leakage.
398 */ 428 */
399/* EXTPROTO */
400void 429void
401rxvt_scr_release(pR) 430rxvt_term::scr_release () NOTHROW
402{ 431{
403 uint16_t total_rows; 432 if (row_buf)
404 int i;
405
406 total_rows = R->TermWin.nrow + R->TermWin.saveLines;
407 for (i = 0; i < total_rows; i++) {
408 if (R->screen.text[i]) { /* then so is R->screen.rend[i] */
409 free(R->screen.text[i]);
410#ifdef DEBUG_STRICT
411 assert(R->screen.rend[i]);
412#endif
413 free(R->screen.rend[i]);
414 }
415 } 433 {
416 for (i = 0; i < R->TermWin.nrow; i++) { 434 delete talloc; talloc = 0;
417 free(R->drawn_text[i]); 435 delete ralloc; ralloc = 0;
418 free(R->drawn_rend[i]); 436
419 free(R->swap.text[i]); 437 free (row_buf);
420 free(R->swap.rend[i]); 438 free (swap_buf);
421 } 439 free (drawn_buf);
422 free(R->screen.text);
423 free(R->screen.tlen);
424 free(R->screen.rend);
425 free(R->drawn_text);
426 free(R->drawn_rend);
427 free(R->swap.text);
428 free(R->swap.tlen);
429 free(R->swap.rend);
430 free(R->buf_text);
431 free(R->buf_rend);
432 free(R->tabs); 440 free (tabs);
433 441
434/* NULL these so if anything tries to use them, we'll know about it */ 442 row_buf = 0; // signal that we freed all the arrays
435 R->screen.text = R->drawn_text = R->swap.text = NULL; 443 }
436 R->screen.rend = R->drawn_rend = R->swap.rend = NULL;
437 R->screen.tlen = R->swap.tlen = NULL;
438 R->buf_text = NULL;
439 R->buf_rend = NULL;
440 R->tabs = NULL;
441} 444}
442 445
443/* ------------------------------------------------------------------------- */ 446/* ------------------------------------------------------------------------- */
444/* 447/*
445 * Hard reset 448 * Hard reset
446 */ 449 */
447/* EXTPROTO */
448void 450void
449rxvt_scr_poweron(pR) 451rxvt_term::scr_poweron ()
450{ 452{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 453 scr_release ();
454 R->h->prev_nrow = R->h->prev_ncol = 0; 454 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 455 scr_reset ();
456 456
457 rxvt_scr_clear(aR); 457 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 458 scr_refresh ();
459#ifdef RXVT_GRAPHICS
460 rxvt_Gr_reset(aR);
461#endif
462} 459}
463 460
464/* ------------------------------------------------------------------------- * 461/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 462 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 463 * ------------------------------------------------------------------------- */
467/* 464/*
468 * Save and Restore cursor 465 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 466 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 467 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 468 */
472/* EXTPROTO */
473void 469void
474rxvt_scr_cursor(pR_ int mode) 470rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
475{ 471{
476 screen_t *s; 472 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 473
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 474#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->h->current_screen == SECONDARY) 475 if (current_screen == SECONDARY)
482 s = &(R->swap); 476 s = &swap;
483 else 477 else
484#endif 478#endif
485 s = &(R->screen); 479 s = &screen;
480
486 switch (mode) { 481 switch (mode)
482 {
487 case SAVE: 483 case SAVE:
488 s->s_cur.row = s->cur.row; 484 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 485 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->h->rstyle; 486 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 487 s->s_charset = screen.charset;
492 s->s_charset_char = R->h->charsets[s->charset]; 488 s->s_charset_char = charsets[screen.charset];
493 break; 489 break;
490
494 case RESTORE: 491 case RESTORE:
495 R->h->want_refresh = 1; 492 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 493 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 494 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 495 screen.flags &= ~Screen_WrapNext;
499 R->h->rstyle = s->s_rstyle; 496 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 497 screen.charset = s->s_charset;
501 R->h->charsets[s->charset] = s->s_charset_char; 498 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 499 set_font_style ();
503 break; 500 break;
504 } 501 }
502
505/* boundary check in case screen size changed between SAVE and RESTORE */ 503 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 504 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 505 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT 506#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 507 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 508 assert (s->cur.col >= 0);
511#else /* drive with your eyes closed */
512 MAX_IT(s->cur.row, 0);
513 MAX_IT(s->cur.col, 0);
514#endif 509#endif
510}
511
512void
513rxvt_term::scr_swap_screen ()
514{
515 if (!option (Opt_secondaryScreen))
516 return;
517
518 for (int i = prev_nrow; i--; )
519 ::swap (ROW(i), swap_buf [i]);
520
521 ::swap (screen.cur, swap.cur);
522
523 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
524 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
515} 525}
516 526
517/* ------------------------------------------------------------------------- */ 527/* ------------------------------------------------------------------------- */
518/* 528/*
519 * Swap between primary and secondary screens 529 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 530 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 531 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 532 */
523/* EXTPROTO */ 533void
524int
525rxvt_scr_change_screen(pR_ int scrn) 534rxvt_term::scr_change_screen (int scrn)
526{ 535{
527 int i; 536 if (scrn == current_screen)
537 return;
538
539 want_refresh = 1;
540 view_start = 0;
541
542 selection_check (2); /* check for boundary cross */
543
544 int i = current_screen; current_screen = scrn; scrn = i;
545
528#if NSCREENS 546#if NSCREENS
529 int offset; 547 if (option (Opt_secondaryScreen))
530#endif
531
532 R->h->want_refresh = 1;
533
534 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
535
536 R->TermWin.view_start = 0;
537 RESET_CHSTAT(R->h);
538
539 if (R->h->current_screen == scrn)
540 return R->h->current_screen;
541
542 rxvt_selection_check(aR_ 2); /* check for boundary cross */
543
544 SWAP_IT(R->h->current_screen, scrn, int);
545#if NSCREENS
546 R->h->num_scr = 0;
547 offset = R->TermWin.saveLines;
548 for (i = R->h->prev_nrow; i--;) {
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *);
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *);
552 } 548 {
553 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t); 549 num_scr = 0;
554 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t); 550
555# ifdef DEBUG_STRICT 551 scr_swap_screen ();
556 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->h->prev_nrow)); 552
557 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->h->prev_ncol)); 553 ::swap (screen.charset, swap.charset);
558# else /* drive with your eyes closed */ 554 ::swap (screen.flags, swap.flags);
559 MAX_IT(R->screen.cur.row, 0);
560 MIN_IT(R->screen.cur.row, (int32_t)R->h->prev_nrow - 1);
561 MAX_IT(R->screen.cur.col, 0);
562 MIN_IT(R->screen.cur.col, (int32_t)R->h->prev_ncol - 1);
563# endif
564 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
565 SWAP_IT(R->screen.flags, R->swap.flags, int);
566 R->screen.flags |= Screen_VisibleCursor; 555 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 556 swap.flags |= Screen_VisibleCursor;
568
569# ifdef RXVT_GRAPHICS
570
571 if (rxvt_Gr_Displayed(aR)) {
572 rxvt_Gr_scroll(aR_ 0);
573 rxvt_Gr_ChangeScreen(aR);
574 } 557 }
558 else
575# endif 559#endif
576#else 560 if (option (Opt_secondaryScroll))
577# ifdef SCROLL_ON_NO_SECONDARY 561 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
578# ifdef RXVT_GRAPHICS 562}
579 if (rxvt_Gr_Displayed(aR)) 563
580 rxvt_Gr_ClearScreen(aR); 564// clear WrapNext indicator, solidifying position on next line
581# endif 565void
582 if (R->h->current_screen == PRIMARY 566rxvt_term::scr_do_wrap () NOTHROW
583# ifdef RXVT_GRAPHICS 567{
584 && !rxvt_Gr_Displayed(aR) 568 if (!(screen.flags & Screen_WrapNext))
585# endif
586 )
587 rxvt_scroll_text(aR_ 0, (R->h->prev_nrow - 1), R->h->prev_nrow, 0);
588# endif
589#endif
590 return scrn; 569 return;
570
571 screen.flags &= ~Screen_WrapNext;
572
573 screen.cur.col = 0;
574
575 if (screen.cur.row == screen.bscroll)
576 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
577 else if (screen.cur.row < nrow - 1)
578 screen.cur.row++;
591} 579}
592 580
593/* ------------------------------------------------------------------------- */ 581/* ------------------------------------------------------------------------- */
594/* 582/*
595 * Change the colour for following text 583 * Change the colour for following text
596 */ 584 */
597/* EXTPROTO */
598void 585void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 586rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 587{
588 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 589 color = fgbg;
590
602 if (fgbg == Color_fg) 591 if (fgbg == Color_fg)
603 R->h->rstyle = SET_FGCOLOR(R->h->rstyle, color); 592 rstyle = SET_FGCOLOR (rstyle, color);
604 else 593 else
605 R->h->rstyle = SET_BGCOLOR(R->h->rstyle, color); 594 rstyle = SET_BGCOLOR (rstyle, color);
606} 595}
607 596
608/* ------------------------------------------------------------------------- */ 597/* ------------------------------------------------------------------------- */
609/* 598/*
610 * Change the rendition style for following text 599 * Change the rendition style for following text
611 */ 600 */
612/* EXTPROTO */
613void 601void
614rxvt_scr_rendition(pR_ int set, int style) 602rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 603 {
616 if (set) 604 if (set)
617 R->h->rstyle |= style; 605 rstyle |= style;
618 else if (style == ~RS_None) 606 else if (style == ~RS_None)
619 R->h->rstyle = DEFAULT_RSTYLE; 607 rstyle = DEFAULT_RSTYLE;
620 else 608 else
621 R->h->rstyle &= ~style; 609 rstyle &= ~style;
622} 610 }
623 611
624/* ------------------------------------------------------------------------- */ 612/* ------------------------------------------------------------------------- */
625/* 613/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 614 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 615 * count positive ==> scroll up
628 * count negative ==> scroll down 616 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 617 */
631/* EXTPROTO */
632int 618int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 619rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
634{ 620{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 621 if (count == 0 || (row1 > row2))
639 return 0; 622 return 0;
640 623
641 R->h->want_refresh = 1; 624 want_refresh = 1;
642 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->h->current_screen == PRIMARY) ? "Primary" : "Secondary")); 625 num_scr += count;
643 626
644 if ((count > 0) && (row1 == 0) && (R->h->current_screen == PRIMARY)) { 627 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 628 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 629 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 630 {
648 else 631 top_row = max (top_row - count, -saveLines);
649 R->TermWin.nscrolled = (uint16_t)nscrolled;
650 if ((R->Options & Opt_scrollWithBuffer)
651 && R->TermWin.view_start != 0
652 && R->TermWin.view_start != R->TermWin.saveLines)
653 rxvt_scr_page(aR_ UP, count);
654 } else if (!spec)
655 row1 += R->TermWin.saveLines;
656 row2 += R->TermWin.saveLines;
657 632
633 // scroll everything up 'count' lines
634 term_start = (term_start + count) % total_rows;
635
636 // sever bottommost line
637 {
638 line_t &l = ROW(row2 - count);
639 l.is_longer (0);
640 l.touch ();
641 }
642
643 // erase newly scrolled-in lines
644 for (int i = count; i--; )
645 {
646 line_t &l = ROW(nrow - 1 - i);
647
648 // optimize if already cleared, can be significant on slow machines
649 // could be rolled into scr_blank_screen_mem
650 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
651 {
652 scr_blank_line (l, 0, l.l, rstyle);
653 l.l = 0;
654 l.f = 0;
655 }
656 else
657 scr_blank_screen_mem (l, rstyle);
658 }
659
660 // now copy lines below the scroll region bottom to the
661 // bottom of the screen again, so they look as if they
662 // hadn't moved.
663 for (int i = nrow; --i > row2; )
664 {
665 line_t &l1 = ROW(i - count);
666 line_t &l2 = ROW(i);
667
668 ::swap (l1, l2);
669 l2.touch ();
670 }
671
672 // move and/or clear selection, if any
658 if (R->selection.op && R->h->current_screen == R->selection.screen) { 673 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 674 {
660 j = R->selection.end.row + R->TermWin.saveLines; 675 selection.beg.row -= count;
661 if ((i < row1 && j > row1) 676 selection.end.row -= count;
662 || (i < row2 && j > row2) 677 selection.mark.row -= count;
663 || (i - count < row1 && i >= row1) 678
664 || (i - count > row2 && i <= row2) 679 if (selection.beg.row < top_row
665 || (j - count < row1 && j >= row1) 680 || selection.end.row < top_row
666 || (j - count > row2 && j <= row2)) { 681 || selection.mark.row < top_row)
682 {
667 CLEAR_ALL_SELECTION(R); 683 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 684 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 685 }
686 }
687
688 // finally move the view window, if desired
689 if (option (Opt_scrollWithBuffer)
690 && view_start != 0
691 && view_start != -saveLines)
692 scr_page (UP, count);
693
694 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
695 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
696 }
697 else
698 {
699 if (selection.op && current_screen == selection.screen)
700 {
701 if ((selection.beg.row < row1 && selection.end.row > row1)
702 || (selection.beg.row < row2 && selection.end.row > row2)
703 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
704 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
705 || (selection.end.row - count < row1 && selection.end.row >= row1)
706 || (selection.end.row - count > row2 && selection.end.row <= row2))
707 {
708 CLEAR_ALL_SELECTION ();
709 selection.op = SELECTION_CLEAR;
710 }
711 else if (selection.end.row >= row1 && selection.end.row <= row2)
712 {
670 /* move selected region too */ 713 /* move selected region too */
671 R->selection.beg.row -= count; 714 selection.beg.row -= count;
672 R->selection.end.row -= count; 715 selection.end.row -= count;
673 R->selection.mark.row -= count; 716 selection.mark.row -= count;
674 } 717
675 } 718 selection_check (0);
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */ 719 }
720 }
677 721
678 R->h->num_scr += count; 722 // use a simple and robust scrolling algorithm, this
679 j = count; 723 // part of scr_scroll_text is not time-critical.
680 if (count < 0) 724
681 count = -count;
682 i = row2 - row1 + 1; 725 int rows = row2 - row1 + 1;
683 MIN_IT(count, i);
684 726
685 if (j > 0) { 727 min_it (count, rows);
686/* A: scroll up */
687 728
688/* A1: Copy lines that will get clobbered by the rotation */ 729 line_t *temp_buf = row_buf + total_rows;
689 for (i = 0, j = row1; i < count; i++, j++) {
690 R->buf_text[i] = R->screen.text[j];
691 R->buf_rend[i] = R->screen.rend[j];
692 }
693/* A2: Rotate lines */
694 for (j = row1, i = j + count; i <= row2; i++, j++) {
695 R->screen.tlen[j] = R->screen.tlen[i];
696 R->screen.text[j] = R->screen.text[i];
697 R->screen.rend[j] = R->screen.rend[i];
698 }
699 j = row2 - count + 1, i = count;
700 } else /* if (j < 0) */ {
701/* B: scroll down */
702 730
703/* B1: Copy lines that will get clobbered by the rotation */ 731 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 732 {
705 R->buf_text[i] = R->screen.text[j]; 733 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
706 R->buf_rend[i] = R->screen.rend[j];
707 }
708/* B2: Rotate lines */
709 for (j = row2, i = j - count; i >= row1; i--, j--) {
710 R->screen.tlen[j] = R->screen.tlen[i];
711 R->screen.text[j] = R->screen.text[i];
712 R->screen.rend[j] = R->screen.rend[i];
713 }
714 j = row1, i = count;
715 count = -count;
716 }
717 734
718/* C: Resurrect lines */ 735 if (!IN_RANGE_EXC (row + count, 0, rows))
719 for (; i--; j++) { 736 scr_blank_screen_mem (temp_buf [row], rstyle);
720 R->screen.tlen[j] = 0; 737 }
721 R->screen.text[j] = R->buf_text[i];
722 R->screen.rend[j] = R->buf_rend[i];
723 if (!spec) /* line length may not equal TermWin.ncol */
724 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
725 (unsigned int)j, R->h->rstyle);
726 }
727 738
728#ifdef RXVT_GRAPHICS 739 for (int row = 0; row < rows; row++)
729 if (rxvt_Gr_Displayed(aR)) 740 ROW(row1 + row) = temp_buf [row];
730 rxvt_Gr_scroll(aR_ count); 741 }
731#endif 742
732 return count; 743 return count;
733} 744}
734 745
735/* ------------------------------------------------------------------------- */ 746/* ------------------------------------------------------------------------- */
736/* 747/*
737 * Add text given in <str> of length <len> to screen struct 748 * Add text given in <str> of length <len> to screen struct
738 */ 749 */
739/* EXTPROTO */
740void 750void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 751rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 752{
753 if (len <= 0) /* sanity */
754 return;
755
743 unsigned char checksel, clearsel; 756 unsigned char checksel;
744 uint32_t c; 757 unicode_t c;
745 int i, row, last_col; 758 int ncol = this->ncol;
746 text_t *stp; 759 const wchar_t *strend = str + len;
747 rend_t *srp;
748 struct rxvt_hidden *h = R->h;
749 760
750 if (len <= 0) /* sanity */
751 return;
752
753 h->want_refresh = 1; 761 want_refresh = 1;
754 last_col = R->TermWin.ncol;
755
756 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
757 ZERO_SCROLLBACK(R); 762 ZERO_SCROLLBACK ();
763
758 if (nlines > 0) { 764 if (minlines > 0)
765 {
759 nlines += (R->screen.cur.row - R->screen.bscroll); 766 minlines += screen.cur.row - screen.bscroll;
760 if ((nlines > 0) 767 min_it (minlines, screen.cur.row - top_row);
768
769 if (minlines > 0
761 && (R->screen.tscroll == 0) 770 && screen.tscroll == 0
762 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 771 && screen.bscroll == nrow - 1)
772 {
763 /* _at least_ this many lines need to be scrolled */ 773 /* _at least_ this many lines need to be scrolled */
764 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 774 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
765 0); 775 screen.cur.row -= minlines;
766 R->screen.cur.row -= nlines; 776 }
767 }
768 } 777 }
778
769#ifdef DEBUG_STRICT 779#ifdef DEBUG_STRICT
770 assert(R->screen.cur.col < last_col); 780 assert (screen.cur.col < ncol);
771 assert((R->screen.cur.row < R->TermWin.nrow) 781 assert (screen.cur.row < nrow
772 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 782 && screen.cur.row >= top_row);
773#else /* drive with your eyes closed */
774 MIN_IT(R->screen.cur.col, last_col - 1);
775 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
776 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
777#endif 783#endif
778 row = R->screen.cur.row + R->TermWin.saveLines; 784 int row = screen.cur.row;
779 785
780 checksel = (R->selection.op 786 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
781 && h->current_screen == R->selection.screen) ? 1 : 0;
782 clearsel = 0;
783 787
784 stp = R->screen.text[row]; 788 line_t *line = &ROW(row);
785 srp = R->screen.rend[row];
786 789
787 for (i = 0; i < len;) { 790 while (str < strend)
788 c = str[i++]; 791 {
789 switch (c) { 792 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
790 case '\t': 793
791 rxvt_scr_tab(aR_ 1); 794 if (c < 0x20)
792 continue; 795 if (c == C0_LF)
793 case '\n': 796 {
794 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 797 max_it (line->l, screen.cur.col);
795 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 798
796 R->screen.flags &= ~Screen_WrapNext; 799 screen.flags &= ~Screen_WrapNext;
800
797 if (R->screen.cur.row == R->screen.bscroll) 801 if (screen.cur.row == screen.bscroll)
798 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 802 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
799 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 803 else if (screen.cur.row < (nrow - 1))
800 row = (++R->screen.cur.row) + R->TermWin.saveLines; 804 row = ++screen.cur.row;
801 stp = R->screen.text[row]; /* _must_ refresh */ 805
802 srp = R->screen.rend[row]; /* _must_ refresh */ 806 line = &ROW(row); /* _must_ refresh */
803 RESET_CHSTAT(h); 807 continue;
804 continue; 808 }
805 case '\r': 809 else if (c == C0_CR)
806 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 810 {
807 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 811 max_it (line->l, screen.cur.col);
812
808 R->screen.flags &= ~Screen_WrapNext; 813 screen.flags &= ~Screen_WrapNext;
809 R->screen.cur.col = 0; 814 screen.cur.col = 0;
810 RESET_CHSTAT(h); 815 continue;
811 continue; 816 }
812 default: 817 else if (c == C0_HT)
813 if (c == 127) 818 {
814 continue; /* yummmm..... */ 819 scr_tab (1, true);
815 break; 820 continue;
816 } 821 }
817 822
818 if (checksel /* see if we're writing within selection */ 823 if (checksel /* see if we're writing within selection */
819 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 824 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
820 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 825 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
826 {
821 checksel = 0; 827 checksel = 0;
822 clearsel = 1; 828 /*
823 } 829 * If we wrote anywhere in the selected area, kill the selection
830 * XXX: should we kill the mark too? Possibly, but maybe that
831 * should be a similar check.
832 */
833 CLEAR_SELECTION ();
834 }
835
824 if (R->screen.flags & Screen_WrapNext) { 836 if (screen.flags & Screen_WrapNext)
825 R->screen.tlen[row] = -1; 837 {
826 if (R->screen.cur.row == R->screen.bscroll) 838 scr_do_wrap ();
827 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 839
828 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 840 line->l = ncol;
829 row = (++R->screen.cur.row) + R->TermWin.saveLines; 841 line->is_longer (1);
830 stp = R->screen.text[row]; /* _must_ refresh */
831 srp = R->screen.rend[row]; /* _must_ refresh */
832 R->screen.cur.col = 0;
833 R->screen.flags &= ~Screen_WrapNext;
834 }
835 if (R->screen.flags & Screen_Insert)
836 rxvt_scr_insdel_chars(aR_ 1, INSERT);
837 842
843 row = screen.cur.row;
844 line = &ROW(row); /* _must_ refresh */
845 }
846
847 // some utf-8 decoders "decode" surrogate characters: let's fix this.
848 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
849 c = 0xfffd;
850
851 // rely on wcwidth to tell us the character width, do wcwidth before
852 // further replacements, as wcwidth might return -1 for the line
853 // drawing characters below as they might be invalid in the current
854 // locale.
855 int width = WCWIDTH (c);
856
838 if (R->h->charsets[R->screen.charset] == '0') // DEC SPECIAL 857 if (charsets [screen.charset] == '0') // DEC SPECIAL
839 switch (c) 858 {
859 // vt100 special graphics and line drawing
860 // 5f-7e standard vt100
861 // 40-5e rxvt extension for extra curses acs chars
862 static uint16_t vt100_0[62] = { // 41 .. 7e
863 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
864 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
865 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
866 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
867 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
868 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
869 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
870 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
871 };
872
873 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
840 { 874 {
841 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 875 c = vt100_0[c - 0x41];
842 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 876 width = 1; // vt100 line drawing characters are always single-width
843 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
844 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
845 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
846 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
847 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
848 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
849 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
850 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
851 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
852 } 877 }
878 }
853 879
854 rend_t rend = SET_FONT (h->rstyle, R->TermWin.fontset->find_font (c)); 880 if (screen.flags & Screen_Insert)
881 scr_insdel_chars (width, INSERT);
855 882
856 stp[R->screen.cur.col] = c; 883 if (width != 0)
857 srp[R->screen.cur.col] = rend;
858
859 if (c > 255)
860 { 884 {
861 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 885#if !UNICODE_3
862 int width = wcwidth (c); 886 // trim characters we can't store directly :(
887 if (c >= 0x10000)
888# if ENABLE_COMBINING
889 c = rxvt_composite.compose (c); // map to lower 16 bits
890# else
891 c = 0xfffd;
892# endif
893#endif
894
895 // nuke the character at this position, if required
896 if (line->t[screen.cur.col] == NOCHAR
897 || (screen.cur.col < ncol - 1
898 && line->t[screen.cur.col + 1] == NOCHAR))
863 899 {
864 if (width > 1) 900 int col = screen.cur.col;
901
902 // find begin
903 while (col > 0 && line->t[col] == NOCHAR)
904 col--;
905
906 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
907
908 // found begin, nuke
909 do {
910 line->t[col] = ' ';
911 line->r[col] = rend;
912 col++;
913 } while (col < ncol && line->t[col] == NOCHAR);
914 }
915
916 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
917
918 // if the character doesn't fit into the remaining columns...
919 if (screen.cur.col > ncol - width && ncol >= width)
865 { 920 {
866 while (--width > 0 && R->screen.cur.col < last_col - 1) 921 // ...output spaces
922 c = ' ';
923 // and try the same character next loop iteration
924 --str;
925 }
926
927 line->touch ();
928
929 do
930 {
931 line->t[screen.cur.col] = c;
932 line->r[screen.cur.col] = rend;
933
934 if (screen.cur.col < ncol - 1)
935 screen.cur.col++;
936 else
867 { 937 {
868 938 line->l = ncol;
869 srp[R->screen.cur.col] |= RS_wide; 939 if (screen.flags & Screen_Autowrap)
870 940 screen.flags |= Screen_WrapNext;
871 R->screen.cur.col++; 941 break;
872 stp[R->screen.cur.col] = NOCHAR;
873 srp[R->screen.cur.col] = rend;
874 } 942 }
943
944 c = NOCHAR;
945 }
946 while (--width > 0);
947
948 // pad with spaces when overwriting wide character with smaller one
949 if (!width)
950 {
951 line->touch ();
952
953 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
954 {
955 line->t[c] = ' ';
956 line->r[c] = rend;
875 } 957 }
876 } 958 }
959 }
960 else // width == 0
961 {
962#if ENABLE_COMBINING
963 // handle combining characters
964 // we just tag the accent on the previous on-screen character.
965 // this is arguably not correct, but also arguably not wrong.
966 // we don't handle double-width characters nicely yet.
967 line_t *linep;
968 text_t *tp;
969 rend_t *rp;
877 970
878 if (R->screen.cur.col < last_col - 1) 971 if (screen.cur.col > 0)
879 R->screen.cur.col++; 972 {
880 else { 973 linep = line;
881 R->screen.tlen[row] = last_col; 974 tp = line->t + screen.cur.col - 1;
882 if (R->screen.flags & Screen_Autowrap) 975 rp = line->r + screen.cur.col - 1;
883 R->screen.flags |= Screen_WrapNext; 976 }
884 } 977 else if (screen.cur.row > 0
885 } 978 && ROW(screen.cur.row - 1).is_longer ())
886 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 979 {
887 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 980 linep = &ROW(screen.cur.row - 1);
981 tp = line->t + ncol - 1;
982 rp = line->r + ncol - 1;
983 }
984 else
985 continue;
888 986
889/* 987 linep->touch ();
890 * If we wrote anywhere in the selected area, kill the selection 988
891 * XXX: should we kill the mark too? Possibly, but maybe that 989 while (*tp == NOCHAR && tp > linep->t)
892 * should be a similar check. 990 tp--, rp--;
893 */ 991
894 if (clearsel) 992 // first try to find a precomposed character
895 CLEAR_SELECTION(R); 993 unicode_t n = rxvt_compose (*tp, c);
994 if (n == NOCHAR)
995 n = rxvt_composite.compose (*tp, c);
996
997 *tp = n;
998 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
999#endif
1000 }
1001 }
1002
1003 max_it (line->l, screen.cur.col);
896 1004
897#ifdef DEBUG_STRICT 1005#ifdef DEBUG_STRICT
898 assert(R->screen.cur.row >= 0); 1006 assert (screen.cur.row >= 0);
899#else /* drive with your eyes closed */
900 MAX_IT(R->screen.cur.row, 0);
901#endif 1007#endif
902} 1008}
903 1009
904/* ------------------------------------------------------------------------- */ 1010/* ------------------------------------------------------------------------- */
905/* 1011/*
906 * Process Backspace. Move back the cursor back a position, wrap if have to 1012 * Process Backspace. Move back the cursor back a position, wrap if have to
907 * XTERM_SEQ: CTRL-H 1013 * XTERM_SEQ: CTRL-H
908 */ 1014 */
909/* EXTPROTO */
910void 1015void
911rxvt_scr_backspace(pR) 1016rxvt_term::scr_backspace () NOTHROW
912{ 1017{
913 RESET_CHSTAT(R->h);
914 R->h->want_refresh = 1; 1018 want_refresh = 1;
1019
915 if (R->screen.cur.col == 0) { 1020 if (screen.cur.col == 0)
1021 {
916 if (R->screen.cur.row > 0) { 1022 if (screen.cur.row > 0)
1023 {
917#ifdef TERMCAP_HAS_BW 1024#ifdef TERMCAP_HAS_BW
918 R->screen.cur.col = R->TermWin.ncol - 1; 1025 screen.cur.col = ncol - 1;
919 R->screen.cur.row--; 1026 screen.cur.row--;
920 return; 1027 return;
921#endif 1028#endif
922 } 1029 }
1030 }
923 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1031 else if (!(screen.flags & Screen_WrapNext))
924 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1032 scr_gotorc (0, -1, RELATIVE);
1033
925 R->screen.flags &= ~Screen_WrapNext; 1034 screen.flags &= ~Screen_WrapNext;
926} 1035}
927 1036
928/* ------------------------------------------------------------------------- */ 1037/* ------------------------------------------------------------------------- */
929/* 1038/*
930 * Process Horizontal Tab 1039 * Process Horizontal Tab
931 * count: +ve = forward; -ve = backwards 1040 * count: +ve = forward; -ve = backwards
932 * XTERM_SEQ: CTRL-I 1041 * XTERM_SEQ: CTRL-I
933 */ 1042 */
934/* EXTPROTO */
935void 1043void
936rxvt_scr_tab(pR_ int count) 1044rxvt_term::scr_tab (int count, bool ht) NOTHROW
937{ 1045{
938 int i, x; 1046 int i, x;
939 1047
940 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
941 R->h->want_refresh = 1; 1048 want_refresh = 1;
942 RESET_CHSTAT(R->h);
943 i = x = R->screen.cur.col; 1049 i = x = screen.cur.col;
1050
944 if (count == 0) 1051 if (count == 0)
945 return; 1052 return;
946 else if (count > 0) { 1053 else if (count > 0)
947 for (; ++i < R->TermWin.ncol; ) 1054 {
1055 line_t &l = ROW(screen.cur.row);
1056 rend_t base_rend = l.r[i];
1057 ht &= l.t[i] == ' ';
1058
1059 for (; ++i < ncol; )
948 if (R->tabs[i]) { 1060 if (tabs[i])
949 x = i; 1061 {
950 if (!--count) 1062 x = i;
951 break; 1063
1064 if (!--count)
1065 break;
1066 }
1067 else
1068 ht &= l.t[i] == ' '
1069 && RS_SAME (l.r[i], base_rend);
1070
1071 if (count)
1072 x = ncol - 1;
1073
1074 // store horizontal tab commands as characters inside the text
1075 // buffer so they can be selected and pasted.
1076 if (ht && option (Opt_pastableTabs))
1077 {
1078 base_rend = SET_FONT (base_rend, 0);
1079
1080 l.touch (x);
1081
1082 i = screen.cur.col;
1083
1084 l.t[i] = '\t';
1085 l.r[i] = base_rend;
1086
1087 while (++i < x)
1088 {
1089 l.t[i] = NOCHAR;
1090 l.r[i] = base_rend;
1091 }
1092 }
952 } 1093 }
953 if (count)
954 x = R->TermWin.ncol - 1;
955 } else /* if (count < 0) */ { 1094 else /* if (count < 0) */
1095 {
956 for (; --i >= 0; ) 1096 for (; --i >= 0; )
957 if (R->tabs[i]) { 1097 if (tabs[i])
958 x = i; 1098 {
959 if (!++count) 1099 x = i;
960 break; 1100 if (!++count)
1101 break;
1102 }
1103
1104 if (count)
1105 x = 0;
961 } 1106 }
962 if (count) 1107
963 x = 0;
964 }
965 if (x != R->screen.cur.col) 1108 if (x != screen.cur.col)
966 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1109 scr_gotorc (0, x, R_RELATIVE);
967} 1110}
968 1111
969/* ------------------------------------------------------------------------- */ 1112/* ------------------------------------------------------------------------- */
970/* 1113/*
971 * Process DEC Back Index 1114 * Process DEC Back Index
972 * XTERM_SEQ: ESC 6 1115 * XTERM_SEQ: ESC 6
973 * Move cursor left in row. If we're at the left boundary, shift everything 1116 * Move cursor left in row. If we're at the left boundary, shift everything
974 * in that row right. Clear left column. 1117 * in that row right. Clear left column.
975 */ 1118 */
976#ifndef NO_FRILLS 1119#if !ENABLE_MINIMAL
977/* EXTPROTO */
978void 1120void
979rxvt_scr_backindex(pR) 1121rxvt_term::scr_backindex () NOTHROW
980{ 1122{
981 if (R->screen.cur.col > 0) 1123 if (screen.cur.col > 0)
982 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1124 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
983 else { 1125 else
984 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
985 return; /* um, yeah? */
986 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1126 scr_insdel_chars (1, INSERT);
987 }
988} 1127}
989#endif 1128#endif
990/* ------------------------------------------------------------------------- */ 1129/* ------------------------------------------------------------------------- */
991/* 1130/*
992 * Process DEC Forward Index 1131 * Process DEC Forward Index
993 * XTERM_SEQ: ESC 9 1132 * XTERM_SEQ: ESC 9
994 * Move cursor right in row. If we're at the right boundary, shift everything 1133 * Move cursor right in row. If we're at the right boundary, shift everything
995 * in that row left. Clear right column. 1134 * in that row left. Clear right column.
996 */ 1135 */
997#ifndef NO_FRILLS 1136#if !ENABLE_MINIMAL
998/* EXTPROTO */
999void 1137void
1000rxvt_scr_forwardindex(pR) 1138rxvt_term::scr_forwardindex () NOTHROW
1001{ 1139{
1002 int row;
1003
1004 if (R->screen.cur.col < R->TermWin.ncol - 1) 1140 if (screen.cur.col < ncol - 1)
1005 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1141 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1006 else { 1142 else
1007 row = R->screen.cur.row + R->TermWin.saveLines; 1143 {
1008 if (R->screen.tlen[row] == 0) 1144 line_t &l = ROW(screen.cur.row);
1009 return; /* um, yeah? */ 1145
1010 else if (R->screen.tlen[row] == -1) 1146 l.touch ();
1011 R->screen.tlen[row] = R->TermWin.ncol; 1147 l.is_longer (0);
1148
1012 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1149 scr_gotorc (0, 0, R_RELATIVE);
1013 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1150 scr_insdel_chars (1, DELETE);
1014 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1151 scr_gotorc (0, ncol - 1, R_RELATIVE);
1015 } 1152 }
1016} 1153}
1017#endif 1154#endif
1018 1155
1019/* ------------------------------------------------------------------------- */ 1156/* ------------------------------------------------------------------------- */
1020/* 1157/*
1021 * Goto Row/Column 1158 * Goto Row/Column
1022 */ 1159 */
1023/* EXTPROTO */
1024void 1160void
1025rxvt_scr_gotorc(pR_ int row, int col, int relative) 1161rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1026{ 1162{
1027 R->h->want_refresh = 1; 1163 want_refresh = 1;
1028 ZERO_SCROLLBACK(R); 1164 ZERO_SCROLLBACK ();
1029 RESET_CHSTAT(R->h);
1030#ifdef RXVT_GRAPHICS
1031 if (rxvt_Gr_Displayed(aR))
1032 rxvt_Gr_scroll(aR_ 0);
1033#endif
1034 1165
1035 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));
1036
1037 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1166 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1038 : col); 1167 clamp_it (screen.cur.col, 0, ncol - 1);
1039 MAX_IT(R->screen.cur.col, 0);
1040 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1041 1168
1042 R->screen.flags &= ~Screen_WrapNext; 1169 screen.flags &= ~Screen_WrapNext;
1170
1043 if (relative & R_RELATIVE) { 1171 if (relative & R_RELATIVE)
1044 if (row > 0) { 1172 {
1173 if (row > 0)
1174 {
1045 if (R->screen.cur.row <= R->screen.bscroll 1175 if (screen.cur.row <= screen.bscroll
1046 && (R->screen.cur.row + row) > R->screen.bscroll) 1176 && (screen.cur.row + row) > screen.bscroll)
1047 R->screen.cur.row = R->screen.bscroll; 1177 screen.cur.row = screen.bscroll;
1048 else 1178 else
1049 R->screen.cur.row += row; 1179 screen.cur.row += row;
1180 }
1050 } else if (row < 0) { 1181 else if (row < 0)
1182 {
1051 if (R->screen.cur.row >= R->screen.tscroll 1183 if (screen.cur.row >= screen.tscroll
1052 && (R->screen.cur.row + row) < R->screen.tscroll) 1184 && (screen.cur.row + row) < screen.tscroll)
1053 R->screen.cur.row = R->screen.tscroll; 1185 screen.cur.row = screen.tscroll;
1186 else
1187 screen.cur.row += row;
1188 }
1189 }
1190 else
1191 {
1192 if (screen.flags & Screen_Relative)
1193 { /* relative origin mode */
1194 screen.cur.row = row + screen.tscroll;
1195 min_it (screen.cur.row, screen.bscroll);
1196 }
1054 else 1197 else
1055 R->screen.cur.row += row; 1198 screen.cur.row = row;
1056 }
1057 } else {
1058 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1059 R->screen.cur.row = row + R->screen.tscroll;
1060 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1061 } else
1062 R->screen.cur.row = row;
1063 } 1199 }
1064 MAX_IT(R->screen.cur.row, 0);
1065 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
1066}
1067 1200
1201 clamp_it (screen.cur.row, 0, nrow - 1);
1202}
1203
1068/* ------------------------------------------------------------------------- */ 1204/* ------------------------------------------------------------------------- */
1069/* 1205/*
1070 * direction should be UP or DN 1206 * direction should be UP or DN
1071 */ 1207 */
1072/* EXTPROTO */
1073void 1208void
1074rxvt_scr_index(pR_ enum page_dirn direction) 1209rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1075{ 1210{
1076 int dirn; 1211 int dirn;
1077 1212
1078 R->h->want_refresh = 1; 1213 want_refresh = 1;
1214 ZERO_SCROLLBACK ();
1215
1079 dirn = ((direction == UP) ? 1 : -1); 1216 dirn = ((direction == UP) ? 1 : -1);
1080 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1081 1217
1082 ZERO_SCROLLBACK(R);
1083 RESET_CHSTAT(R->h);
1084
1085#ifdef RXVT_GRAPHICS
1086 if (rxvt_Gr_Displayed(aR))
1087 rxvt_Gr_scroll(aR_ 0);
1088#endif
1089
1090 R->screen.flags &= ~Screen_WrapNext; 1218 screen.flags &= ~Screen_WrapNext;
1219
1091 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1220 if ((screen.cur.row == screen.bscroll && direction == UP)
1092 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1221 || (screen.cur.row == screen.tscroll && direction == DN))
1093 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1222 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1094 else 1223 else
1095 R->screen.cur.row += dirn; 1224 screen.cur.row += dirn;
1096 MAX_IT(R->screen.cur.row, 0); 1225
1097 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1226 clamp_it (screen.cur.row, 0, nrow - 1);
1098 rxvt_selection_check(aR_ 0); 1227 selection_check (0);
1099} 1228}
1100 1229
1101/* ------------------------------------------------------------------------- */ 1230/* ------------------------------------------------------------------------- */
1102/* 1231/*
1103 * Erase part or whole of a line 1232 * Erase part or whole of a line
1104 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1233 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1105 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1234 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1106 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1235 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1107 */ 1236 */
1108/* EXTPROTO */
1109void 1237void
1110rxvt_scr_erase_line(pR_ int mode) 1238rxvt_term::scr_erase_line (int mode) NOTHROW
1111{ 1239{
1112 unsigned int row, col, num; 1240 unsigned int col, num;
1113 1241
1114 R->h->want_refresh = 1; 1242 want_refresh = 1;
1115 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1116 ZERO_SCROLLBACK(R); 1243 ZERO_SCROLLBACK ();
1117 RESET_CHSTAT(R->h);
1118 1244
1119#ifdef RXVT_GRAPHICS
1120 if (rxvt_Gr_Displayed(aR))
1121 rxvt_Gr_scroll(aR_ 0);
1122#endif
1123
1124 rxvt_selection_check(aR_ 1); 1245 selection_check (1);
1125 1246
1126 R->screen.flags &= ~Screen_WrapNext; 1247 line_t &line = ROW(screen.cur.row);
1127 1248
1128 row = R->TermWin.saveLines + R->screen.cur.row; 1249 line.touch ();
1250 line.is_longer (0);
1251
1129 switch (mode) { 1252 switch (mode)
1130 case 0: /* erase to end of line */ 1253 {
1254 case 0: /* erase to end of line */
1131 col = R->screen.cur.col; 1255 col = screen.cur.col;
1132 num = R->TermWin.ncol - col; 1256 num = ncol - col;
1133 MIN_IT(R->screen.tlen[row], (int16_t)col); 1257 min_it (line.l, col);
1134 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1258 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1135 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1259 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1136 CLEAR_SELECTION(R); 1260 CLEAR_SELECTION ();
1137 break; 1261 break;
1138 case 1: /* erase to beginning of line */ 1262 case 1: /* erase to beginning of line */
1139 col = 0; 1263 col = 0;
1140 num = R->screen.cur.col + 1; 1264 num = screen.cur.col + 1;
1141 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1265 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1142 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1266 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1143 CLEAR_SELECTION(R); 1267 CLEAR_SELECTION ();
1144 break; 1268 break;
1145 case 2: /* erase whole line */ 1269 case 2: /* erase whole line */
1146 col = 0; 1270 col = 0;
1147 num = R->TermWin.ncol; 1271 num = ncol;
1148 R->screen.tlen[row] = 0; 1272 line.l = 0;
1149 if (R->selection.beg.row <= R->screen.cur.row 1273 if (selection.beg.row <= screen.cur.row
1150 && R->selection.end.row >= R->screen.cur.row) 1274 && selection.end.row >= screen.cur.row)
1151 CLEAR_SELECTION(R); 1275 CLEAR_SELECTION ();
1152 break; 1276 break;
1153 default: 1277 default:
1154 return; 1278 return;
1155 } 1279 }
1156 if (R->screen.text[row]) 1280
1157 rxvt_blank_line(aR_ 1281 scr_blank_line (line, col, num, rstyle);
1158 &(R->screen.text[row][col]),
1159 &(R->screen.rend[row][col]), num, R->h->rstyle);
1160 else
1161 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1162 R->h->rstyle);
1163} 1282}
1164 1283
1165/* ------------------------------------------------------------------------- */ 1284/* ------------------------------------------------------------------------- */
1166/* 1285/*
1167 * Erase part of whole of the screen 1286 * Erase part of whole of the screen
1168 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1287 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1169 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1288 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1170 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1289 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1171 */ 1290 */
1172/* EXTPROTO */
1173void 1291void
1174rxvt_scr_erase_screen(pR_ int mode) 1292rxvt_term::scr_erase_screen (int mode) NOTHROW
1175{ 1293{
1176 int num; 1294 int num;
1177 int32_t row, row_offset; 1295 int32_t row;
1178 rend_t ren; 1296 rend_t ren;
1179 XGCValues gcvalue; 1297 XGCValues gcvalue;
1180 1298
1181 R->h->want_refresh = 1; 1299 want_refresh = 1;
1182 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1183 ZERO_SCROLLBACK(R); 1300 ZERO_SCROLLBACK ();
1184 RESET_CHSTAT(R->h);
1185 row_offset = (int32_t)R->TermWin.saveLines;
1186 1301
1187 switch (mode) { 1302 switch (mode)
1303 {
1188 case 0: /* erase to end of screen */ 1304 case 0: /* erase to end of screen */
1189 rxvt_selection_check(aR_ 1); 1305 selection_check (1);
1190 rxvt_scr_erase_line(aR_ 0); 1306 scr_erase_line (0);
1191 row = R->screen.cur.row + 1; /* possible OOB */ 1307 row = screen.cur.row + 1; /* possible OOB */
1192 num = R->TermWin.nrow - row; 1308 num = nrow - row;
1193 break; 1309 break;
1194 case 1: /* erase to beginning of screen */ 1310 case 1: /* erase to beginning of screen */
1195 rxvt_selection_check(aR_ 3); 1311 selection_check (3);
1196 rxvt_scr_erase_line(aR_ 1); 1312 scr_erase_line (1);
1197 row = 0; 1313 row = 0;
1198 num = R->screen.cur.row; 1314 num = screen.cur.row;
1199 break; 1315 break;
1200 case 2: /* erase whole screen */ 1316 case 2: /* erase whole screen */
1201 rxvt_selection_check(aR_ 3); 1317 selection_check (3);
1202#ifdef RXVT_GRAPHICS 1318 row = 0;
1203 rxvt_Gr_ClearScreen(aR); 1319 num = nrow;
1204#endif 1320 break;
1205 row = 0;
1206 num = R->TermWin.nrow;
1207 break;
1208 default: 1321 default:
1209 return; 1322 return;
1210 } 1323 }
1211 R->h->refresh_type |= REFRESH_BOUNDS; 1324
1212 if (R->selection.op && R->h->current_screen == R->selection.screen 1325 if (selection.op && current_screen == selection.screen
1213 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1326 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1214 || (R->selection.end.row >= row 1327 || (selection.end.row >= row
1215 && R->selection.end.row <= row + num))) 1328 && selection.end.row <= row + num)))
1216 CLEAR_SELECTION(R); 1329 CLEAR_SELECTION ();
1330
1217 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1331 if (row >= nrow) /* Out Of Bounds */
1218 return; 1332 return;
1219 MIN_IT(num, (R->TermWin.nrow - row)); 1333
1334 min_it (num, nrow - row);
1335
1220 if (R->h->rstyle & (RS_RVid | RS_Uline)) 1336 if (rstyle & (RS_RVid | RS_Uline))
1221 ren = (rend_t) ~RS_None; 1337 ren = (rend_t) ~RS_None;
1222 else if (GET_BASEBG(R->h->rstyle) == Color_bg) { 1338 else if (GET_BASEBG (rstyle) == Color_bg)
1339 {
1223 ren = DEFAULT_RSTYLE; 1340 ren = DEFAULT_RSTYLE;
1224 CLEAR_ROWS(row, num); 1341 CLEAR_ROWS (row, num);
1225 } else { 1342 }
1343 else
1344 {
1226 ren = (R->h->rstyle & (RS_fgMask | RS_bgMask)); 1345 ren = rstyle & (RS_fgMask | RS_bgMask);
1227 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->h->rstyle)]; 1346 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1228 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1347 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1229 ERASE_ROWS(row, num); 1348 ERASE_ROWS (row, num);
1230 gcvalue.foreground = R->PixColors[Color_fg]; 1349 gcvalue.foreground = pix_colors[Color_fg];
1231 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1350 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1232 } 1351 }
1352
1233 for (; num--; row++) { 1353 for (; num--; row++)
1234 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1235 (unsigned int)(row + row_offset), R->h->rstyle);
1236 R->screen.tlen[row + row_offset] = 0;
1237 rxvt_blank_line(aR_
1238 R->drawn_text[row], R->drawn_rend[row],
1239 (unsigned int)R->TermWin.ncol, ren);
1240 } 1354 {
1355 scr_blank_screen_mem (ROW(row), rstyle);
1356 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1357 }
1241} 1358}
1359
1360#if !ENABLE_MINIMAL
1361void
1362rxvt_term::scr_erase_savelines () NOTHROW
1363{
1364 want_refresh = 1;
1365 ZERO_SCROLLBACK ();
1366
1367 top_row = 0;
1368}
1369#endif
1242 1370
1243/* ------------------------------------------------------------------------- */ 1371/* ------------------------------------------------------------------------- */
1244/* 1372/*
1245 * Fill the screen with `E's 1373 * Fill the screen with `E's
1246 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1374 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1247 */ 1375 */
1248/* EXTPROTO */
1249void 1376void
1250rxvt_scr_E(pR) 1377rxvt_term::scr_E () NOTHROW
1251{ 1378{
1252 int i, j, k; 1379 rend_t fs;
1253 rend_t *r1, fs;
1254 1380
1255 R->h->want_refresh = 1; 1381 want_refresh = 1;
1256 R->h->num_scr_allow = 0;
1257 ZERO_SCROLLBACK(R); 1382 ZERO_SCROLLBACK ();
1258 RESET_CHSTAT(R->h); 1383
1384 num_scr_allow = 0;
1259 rxvt_selection_check(aR_ 3); 1385 selection_check (3);
1260 1386
1261 fs = SET_FONT (R->h->rstyle, R->TermWin.fontset->find_font ('E')); 1387 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1262 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1388 for (int row = nrow; row--; )
1263 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1389 {
1264 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1390 line_t &line = ROW(row);
1265 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1391
1392 fill_text (line.t, 'E', ncol);
1393 rend_t *r1 = line.r;
1394
1395 for (int j = ncol; j--; )
1266 *r1++ = fs; 1396 *r1++ = fs;
1397
1398 line.is_longer (0);
1399 line.touch (ncol);
1267 } 1400 }
1268} 1401}
1269 1402
1270/* ------------------------------------------------------------------------- */ 1403/* ------------------------------------------------------------------------- */
1271/* 1404/*
1272 * Insert/Delete <count> lines 1405 * Insert/Delete <count> lines
1273 */ 1406 */
1274/* EXTPROTO */
1275void 1407void
1276rxvt_scr_insdel_lines(pR_ int count, int insdel) 1408rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1277{ 1409{
1278 int end; 1410 int end;
1279 1411
1280 ZERO_SCROLLBACK(R); 1412 ZERO_SCROLLBACK ();
1281 RESET_CHSTAT(R->h);
1282 1413
1283#ifdef RXVT_GRAPHICS
1284 if (rxvt_Gr_Displayed(aR))
1285 rxvt_Gr_scroll(aR_ 0);
1286#endif
1287
1288 rxvt_selection_check(aR_ 1); 1414 selection_check (1);
1289 1415
1290 if (R->screen.cur.row > R->screen.bscroll) 1416 if (screen.cur.row > screen.bscroll)
1291 return;
1292
1293 end = R->screen.bscroll - R->screen.cur.row + 1;
1294 if (count > end) {
1295 if (insdel == DELETE)
1296 return; 1417 return;
1418
1419 end = screen.bscroll - screen.cur.row + 1;
1420 if (count > end)
1421 {
1422 if (insdel == DELETE)
1423 return;
1297 else if (insdel == INSERT) 1424 else if (insdel == INSERT)
1298 count = end; 1425 count = end;
1299 } 1426 }
1300 R->screen.flags &= ~Screen_WrapNext;
1301 1427
1428 scr_do_wrap ();
1429
1302 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1430 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1303 0);
1304} 1431}
1305 1432
1306/* ------------------------------------------------------------------------- */ 1433/* ------------------------------------------------------------------------- */
1307/* 1434/*
1308 * Insert/Delete <count> characters from the current position 1435 * Insert/Delete <count> characters from the current position
1309 */ 1436 */
1310/* EXTPROTO */
1311void 1437void
1312rxvt_scr_insdel_chars(pR_ int count, int insdel) 1438rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1313{ 1439{
1314 int col, row; 1440 int col, row;
1315 rend_t tr; 1441 rend_t tr;
1316 text_t *stp;
1317 rend_t *srp;
1318 int16_t *slp;
1319 1442
1320 R->h->want_refresh = 1; 1443 want_refresh = 1;
1321 ZERO_SCROLLBACK(R); 1444 ZERO_SCROLLBACK ();
1322#if 0
1323 RESET_CHSTAT(R->h);
1324#endif
1325 1445
1326#ifdef RXVT_GRAPHICS
1327 if (rxvt_Gr_Displayed(aR))
1328 rxvt_Gr_scroll(aR_ 0);
1329#endif
1330
1331 if (count <= 0) 1446 if (count <= 0)
1332 return; 1447 return;
1333 1448
1449 scr_do_wrap ();
1450
1334 rxvt_selection_check(aR_ 1); 1451 selection_check (1);
1335 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1452 min_it (count, ncol - screen.cur.col);
1336 1453
1337 row = R->screen.cur.row + R->TermWin.saveLines; 1454 row = screen.cur.row;
1338 R->screen.flags &= ~Screen_WrapNext;
1339 1455
1340 stp = R->screen.text[row]; 1456 line_t *line = &ROW(row);
1341 srp = R->screen.rend[row]; 1457
1342 slp = &(R->screen.tlen[row]); 1458 line->touch ();
1459 line->is_longer (0);
1460
1343 switch (insdel) { 1461 switch (insdel)
1462 {
1344 case INSERT: 1463 case INSERT:
1345 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1464 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1346 col--) { 1465 {
1347 stp[col] = stp[col - count]; 1466 line->t[col] = line->t[col - count];
1348 srp[col] = srp[col - count]; 1467 line->r[col] = line->r[col - count];
1349 } 1468 }
1350 if (*slp != -1) { 1469
1351 *slp += count; 1470 line->l = min (line->l + count, ncol);
1352 MIN_IT(*slp, R->TermWin.ncol); 1471
1353 }
1354 if (R->selection.op && R->h->current_screen == R->selection.screen 1472 if (selection.op && current_screen == selection.screen
1355 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1473 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1474 {
1356 if (R->selection.end.row != R->screen.cur.row 1475 if (selection.end.row != screen.cur.row
1357 || (R->selection.end.col + count >= R->TermWin.ncol)) 1476 || (selection.end.col + count >= ncol))
1358 CLEAR_SELECTION(R); 1477 CLEAR_SELECTION ();
1359 else { /* shift selection */ 1478 else
1360 R->selection.beg.col += count; 1479 { /* shift selection */
1480 selection.beg.col += count;
1361 R->selection.mark.col += count; /* XXX: yes? */ 1481 selection.mark.col += count; /* XXX: yes? */
1362 R->selection.end.col += count; 1482 selection.end.col += count;
1363 } 1483 }
1364 } 1484 }
1365 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1485
1366 (unsigned int)count, R->h->rstyle); 1486 scr_blank_line (*line, screen.cur.col, count, rstyle);
1367 break; 1487 break;
1488
1368 case ERASE: 1489 case ERASE:
1369 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1490 screen.cur.col += count; /* don't worry if > ncol */
1370 rxvt_selection_check(aR_ 1); 1491 selection_check (1);
1371 R->screen.cur.col -= count; 1492 screen.cur.col -= count;
1372 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1493
1373 (unsigned int)count, R->h->rstyle); 1494 line->l = max (line->l - count, 0);
1374 break; 1495 scr_blank_line (*line, screen.cur.col, count, rstyle);
1496 break;
1497
1375 case DELETE: 1498 case DELETE:
1376 tr = srp[R->TermWin.ncol - 1] 1499 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1377 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1500
1378 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1501 for (col = screen.cur.col; (col + count) < ncol; col++)
1379 stp[col] = stp[col + count]; 1502 {
1380 srp[col] = srp[col + count]; 1503 line->t[col] = line->t[col + count];
1381 } 1504 line->r[col] = line->r[col + count];
1382 rxvt_blank_line(aR_ 1505 }
1383 &(stp[R->TermWin.ncol - count]), 1506
1384 &(srp[R->TermWin.ncol - count]), 1507 line->l = max (line->l - count, 0);
1385 (unsigned int)count, tr); 1508 scr_blank_line (*line, ncol - count, count, tr);
1386 if (*slp == -1) /* break line continuation */ 1509
1387 *slp = R->TermWin.ncol;
1388 *slp -= count;
1389 MAX_IT(*slp, 0);
1390 if (R->selection.op && R->h->current_screen == R->selection.screen 1510 if (selection.op && current_screen == selection.screen
1391 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1511 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1512 {
1392 if (R->selection.end.row != R->screen.cur.row 1513 if (selection.end.row != screen.cur.row
1393 || (R->screen.cur.col >= R->selection.beg.col - count) 1514 || (screen.cur.col >= selection.beg.col - count)
1394 || R->selection.end.col >= R->TermWin.ncol) 1515 || selection.end.col >= ncol)
1395 CLEAR_SELECTION(R); 1516 CLEAR_SELECTION ();
1396 else { 1517 else
1397 /* shift selection */ 1518 {
1398 R->selection.beg.col -= count; 1519 /* shift selection */
1520 selection.beg.col -= count;
1399 R->selection.mark.col -= count; /* XXX: yes? */ 1521 selection.mark.col -= count; /* XXX: yes? */
1400 R->selection.end.col -= count; 1522 selection.end.col -= count;
1401 } 1523 }
1402 } 1524 }
1403 break; 1525
1526 break;
1404 } 1527 }
1405} 1528}
1406 1529
1407/* ------------------------------------------------------------------------- */ 1530/* ------------------------------------------------------------------------- */
1408/* 1531/*
1409 * Set the scrolling region 1532 * Set the scrolling region
1410 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1533 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1411 */ 1534 */
1412/* EXTPROTO */
1413void 1535void
1414rxvt_scr_scroll_region(pR_ int top, int bot) 1536rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1415{ 1537{
1416 MAX_IT(top, 0); 1538 max_it (top, 0);
1417 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1539 min_it (bot, nrow - 1);
1540
1418 if (top > bot) 1541 if (top > bot)
1419 return; 1542 return;
1543
1420 R->screen.tscroll = top; 1544 screen.tscroll = top;
1421 R->screen.bscroll = bot; 1545 screen.bscroll = bot;
1422 rxvt_scr_gotorc(aR_ 0, 0, 0); 1546 scr_gotorc (0, 0, 0);
1423} 1547}
1424 1548
1425/* ------------------------------------------------------------------------- */ 1549/* ------------------------------------------------------------------------- */
1426/* 1550/*
1427 * Make the cursor visible/invisible 1551 * Make the cursor visible/invisible
1428 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1552 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1429 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1553 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1430 */ 1554 */
1431/* EXTPROTO */
1432void 1555void
1433rxvt_scr_cursor_visible(pR_ int mode) 1556rxvt_term::scr_cursor_visible (int mode) NOTHROW
1434{ 1557{
1435 R->h->want_refresh = 1; 1558 want_refresh = 1;
1559
1436 if (mode) 1560 if (mode)
1437 R->screen.flags |= Screen_VisibleCursor; 1561 screen.flags |= Screen_VisibleCursor;
1438 else 1562 else
1439 R->screen.flags &= ~Screen_VisibleCursor; 1563 screen.flags &= ~Screen_VisibleCursor;
1440} 1564}
1441 1565
1442/* ------------------------------------------------------------------------- */ 1566/* ------------------------------------------------------------------------- */
1443/* 1567/*
1444 * Set/unset automatic wrapping 1568 * Set/unset automatic wrapping
1445 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1569 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1446 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1570 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1447 */ 1571 */
1448/* EXTPROTO */
1449void 1572void
1450rxvt_scr_autowrap(pR_ int mode) 1573rxvt_term::scr_autowrap (int mode) NOTHROW
1451{ 1574{
1452 if (mode) 1575 if (mode)
1453 R->screen.flags |= Screen_Autowrap; 1576 screen.flags |= Screen_Autowrap;
1454 else 1577 else
1455 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1578 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1456} 1579}
1457 1580
1458/* ------------------------------------------------------------------------- */ 1581/* ------------------------------------------------------------------------- */
1459/* 1582/*
1460 * Set/unset margin origin mode 1583 * Set/unset margin origin mode
… …
1463 * Relative mode: line numbers are relative to top margin of scrolling region 1586 * Relative mode: line numbers are relative to top margin of scrolling region
1464 * and the cursor cannot be moved outside. 1587 * and the cursor cannot be moved outside.
1465 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1588 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1466 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1589 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1467 */ 1590 */
1468/* EXTPROTO */
1469void 1591void
1470rxvt_scr_relative_origin(pR_ int mode) 1592rxvt_term::scr_relative_origin (int mode) NOTHROW
1471{ 1593{
1472 if (mode) 1594 if (mode)
1473 R->screen.flags |= Screen_Relative; 1595 screen.flags |= Screen_Relative;
1474 else 1596 else
1475 R->screen.flags &= ~Screen_Relative; 1597 screen.flags &= ~Screen_Relative;
1598
1476 rxvt_scr_gotorc(aR_ 0, 0, 0); 1599 scr_gotorc (0, 0, 0);
1477} 1600}
1478 1601
1479/* ------------------------------------------------------------------------- */ 1602/* ------------------------------------------------------------------------- */
1480/* 1603/*
1481 * Set insert/replace mode 1604 * Set insert/replace mode
1482 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1605 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1483 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1606 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1484 */ 1607 */
1485/* EXTPROTO */
1486void 1608void
1487rxvt_scr_insert_mode(pR_ int mode) 1609rxvt_term::scr_insert_mode (int mode) NOTHROW
1488{ 1610{
1489 if (mode) 1611 if (mode)
1490 R->screen.flags |= Screen_Insert; 1612 screen.flags |= Screen_Insert;
1491 else 1613 else
1492 R->screen.flags &= ~Screen_Insert; 1614 screen.flags &= ~Screen_Insert;
1493} 1615}
1494 1616
1495/* ------------------------------------------------------------------------- */ 1617/* ------------------------------------------------------------------------- */
1496/* 1618/*
1497 * Set/Unset tabs 1619 * Set/Unset tabs
1498 * XTERM_SEQ: Set tab at current column : ESC H 1620 * XTERM_SEQ: Set tab at current column : ESC H
1499 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1621 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1500 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1622 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1501 */ 1623 */
1502/* EXTPROTO */
1503void 1624void
1504rxvt_scr_set_tab(pR_ int mode) 1625rxvt_term::scr_set_tab (int mode) NOTHROW
1505{ 1626{
1506 if (mode < 0) 1627 if (mode < 0)
1507 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1628 memset (tabs, 0, ncol * sizeof (char));
1508 else if (R->screen.cur.col < R->TermWin.ncol) 1629 else if (screen.cur.col < ncol)
1509 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1630 tabs [screen.cur.col] = !!mode;
1510} 1631}
1511 1632
1512/* ------------------------------------------------------------------------- */ 1633/* ------------------------------------------------------------------------- */
1513/* 1634/*
1514 * Set reverse/normal video 1635 * Set reverse/normal video
1515 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1636 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1516 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1637 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1517 */ 1638 */
1518/* EXTPROTO */
1519void 1639void
1520rxvt_scr_rvideo_mode(pR_ int mode) 1640rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1521{ 1641{
1642 rvideo_mode = on;
1643
1644#ifndef NO_BELL
1645 on ^= rvideo_bell;
1646#endif
1647
1648 if (rvideo_state != on)
1649 {
1650 rvideo_state = on;
1651
1652 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1653#if XPM_BACKGROUND
1654 if (bgPixmap.pixmap == None)
1655#endif
1656#if TRANSPARENT
1657 if (!option (Opt_transparent) || am_transparent == 0)
1658#endif
1659 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1660
1522 XGCValues gcvalue; 1661 XGCValues gcvalue;
1523
1524 if (R->h->rvideo != mode) {
1525 R->h->rvideo = mode;
1526 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1527#if defined(XPM_BACKGROUND)
1528 if (R->h->bgPixmap.pixmap == None)
1529#endif
1530#if defined(TRANSPARENT)
1531 if (!(R->Options & Opt_transparent) || R->h->am_transparent == 0)
1532#endif
1533 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1534 R->PixColors[Color_bg]);
1535
1536 gcvalue.foreground = R->PixColors[Color_fg]; 1662 gcvalue.foreground = pix_colors[Color_fg];
1537 gcvalue.background = R->PixColors[Color_bg]; 1663 gcvalue.background = pix_colors[Color_bg];
1538 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1664 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1539 &gcvalue); 1665
1540 rxvt_scr_clear(aR); 1666 scr_clear ();
1541 rxvt_scr_touch(aR_ True); 1667 scr_touch (true);
1542 } 1668 }
1543} 1669}
1544 1670
1545/* ------------------------------------------------------------------------- */ 1671/* ------------------------------------------------------------------------- */
1546/* 1672/*
1547 * Report current cursor position 1673 * Report current cursor position
1548 * XTERM_SEQ: Report position: ESC [ 6 n 1674 * XTERM_SEQ: Report position: ESC [ 6 n
1549 */ 1675 */
1550/* EXTPROTO */
1551void 1676void
1552rxvt_scr_report_position(pR) 1677rxvt_term::scr_report_position () NOTHROW
1553{ 1678{
1554 rxvt_tt_printf(aR_ "\033[%d;%dR", R->screen.cur.row + 1, 1679 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1555 R->screen.cur.col + 1);
1556} 1680}
1557 1681
1558/* ------------------------------------------------------------------------- * 1682/* ------------------------------------------------------------------------- *
1559 * FONTS * 1683 * FONTS *
1560 * ------------------------------------------------------------------------- */ 1684 * ------------------------------------------------------------------------- */
1561 1685
1562/* 1686/*
1563 * Set font style 1687 * Set font style
1564 */ 1688 */
1565/* INTPROTO */
1566void 1689void
1567rxvt_set_font_style(pR) 1690rxvt_term::set_font_style () NOTHROW
1568{ 1691{
1692#if 0
1569 switch (R->h->charsets[R->screen.charset]) { 1693 switch (charsets [screen.charset])
1694 {
1570 case '0': /* DEC Special Character & Line Drawing Set */ 1695 case '0': /* DEC Special Character & Line Drawing Set */
1571 break; 1696 break;
1572 case 'A': /* United Kingdom (UK) */ 1697 case 'A': /* United Kingdom (UK) */
1573 break; 1698 break;
1574 case 'B': /* United States (USASCII) */ 1699 case 'B': /* United States (USASCII) */
1575 break; 1700 break;
1576 case '<': /* Multinational character set */ 1701 case '<': /* Multinational character set */
1577 break; 1702 break;
1578 case '5': /* Finnish character set */ 1703 case '5': /* Finnish character set */
1579 break; 1704 break;
1580 case 'C': /* Finnish character set */ 1705 case 'C': /* Finnish character set */
1581 break; 1706 break;
1582 case 'K': /* German character set */ 1707 case 'K': /* German character set */
1583 break; 1708 break;
1584 } 1709 }
1710#endif
1585} 1711}
1586 1712
1587/* ------------------------------------------------------------------------- */ 1713/* ------------------------------------------------------------------------- */
1588/* 1714/*
1589 * Choose a font 1715 * Choose a font
1590 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1716 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1591 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1717 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1592 * XTERM_SEQ: Invoke G2 character set: ESC N 1718 * XTERM_SEQ: Invoke G2 character set: ESC N
1593 * XTERM_SEQ: Invoke G3 character set: ESC O 1719 * XTERM_SEQ: Invoke G3 character set: ESC O
1594 */ 1720 */
1595/* EXTPROTO */
1596void 1721void
1597rxvt_scr_charset_choose(pR_ int set) 1722rxvt_term::scr_charset_choose (int set) NOTHROW
1598{ 1723{
1599 R->screen.charset = set; 1724 screen.charset = set;
1600 rxvt_set_font_style(aR); 1725 set_font_style ();
1601} 1726}
1602 1727
1603/* ------------------------------------------------------------------------- */ 1728/* ------------------------------------------------------------------------- */
1604/* 1729/*
1605 * Set a font 1730 * Set a font
… …
1607 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1732 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1608 * XTERM_SEQ: Set G2 character set: ESC * <C> 1733 * XTERM_SEQ: Set G2 character set: ESC * <C>
1609 * XTERM_SEQ: Set G3 character set: ESC + <C> 1734 * XTERM_SEQ: Set G3 character set: ESC + <C>
1610 * See set_font_style for possible values for <C> 1735 * See set_font_style for possible values for <C>
1611 */ 1736 */
1612/* EXTPROTO */
1613void 1737void
1614rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1738rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1615{ 1739{
1616 R->h->charsets[set] = (unsigned char)ch; 1740 charsets[set] = (unsigned char)ch;
1617 rxvt_set_font_style(aR); 1741 set_font_style ();
1618} 1742}
1619 1743
1620
1621/* ------------------------------------------------------------------------- *
1622 * GRAPHICS COLOURS *
1623 * ------------------------------------------------------------------------- */
1624
1625#ifdef RXVT_GRAPHICS
1626/* EXTPROTO */
1627int
1628rxvt_scr_get_fgcolor(pR)
1629{
1630 return GET_FGCOLOR(R->h->rstyle);
1631}
1632
1633/* ------------------------------------------------------------------------- */
1634/* EXTPROTO */
1635int
1636rxvt_scr_get_bgcolor(pR)
1637{
1638 return GET_BGCOLOR(R->h->rstyle);
1639}
1640#endif
1641 1744
1642/* ------------------------------------------------------------------------- * 1745/* ------------------------------------------------------------------------- *
1643 * MAJOR SCREEN MANIPULATION * 1746 * MAJOR SCREEN MANIPULATION *
1644 * ------------------------------------------------------------------------- */ 1747 * ------------------------------------------------------------------------- */
1645 1748
1646/* 1749/*
1750 * refresh matching text.
1751 */
1752bool
1753rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1754{
1755 bool found = false;
1756
1757 for (int i = 0; i < nrow; i++)
1758 {
1759 rend_t *drp = drawn_buf[i].r;
1760
1761 for (int col = 0; col < ncol; col++, drp++)
1762 if ((*drp & mask) == value)
1763 {
1764 found = true;
1765 *drp = ~value;
1766 }
1767 }
1768
1769 return found;
1770}
1771
1772/*
1647 * Refresh an area 1773 * Refresh an area
1648 */ 1774 */
1649enum { 1775enum {
1650 PART_BEG = 0, 1776 PART_BEG = 0,
1651 PART_END, 1777 PART_END,
1652 RC_COUNT 1778 RC_COUNT
1653}; 1779};
1654 1780
1655/* EXTPROTO */
1656void 1781void
1657rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1782rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1658{ 1783{
1659 int i; 1784 int i;
1660 row_col_t rc[RC_COUNT]; 1785 row_col_t rc[RC_COUNT];
1661 1786
1662 if (R->drawn_text == NULL) /* sanity check */ 1787 if (!drawn_buf) /* sanity check */
1663 return; 1788 return;
1664 1789
1665#ifdef DEBUG_STRICT 1790#ifndef NO_SLOW_LINK_SUPPORT
1666 x = max(x, (int)R->TermWin.int_bwidth); 1791 if (refresh_type == FAST_REFRESH && !display->is_local)
1667 x = min(x, (int)R->TermWin.width); 1792 {
1668 y = max(y, (int)R->TermWin.int_bwidth); 1793 y = 0;
1669 y = min(y, (int)R->TermWin.height); 1794 eheight = height;
1795 }
1670#endif 1796#endif
1671 1797
1672/* round down */ 1798 /* round down */
1673 rc[PART_BEG].col = Pixel2Col(x); 1799 rc[PART_BEG].col = Pixel2Col (x);
1674 rc[PART_BEG].row = Pixel2Row(y); 1800 rc[PART_BEG].row = Pixel2Row (y);
1675/* round up */ 1801 /* round up */
1676 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1802 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1677 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1803 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1678 1804
1679/* sanity checks */ 1805 /* sanity checks */
1680 for (i = PART_BEG; i < RC_COUNT; i++) { 1806 for (i = PART_BEG; i < RC_COUNT; i++)
1681 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1682 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1683 } 1807 {
1808 min_it (rc[i].col, ncol - 1);
1809 min_it (rc[i].row, nrow - 1);
1810 }
1684 1811
1685 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));
1686
1687 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1812 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1688 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1813 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1689 (rc[PART_END].col - rc[PART_BEG].col + 1));
1690 1814
1815 num_scr_allow = 0;
1816
1691 if (refresh) 1817 if (refresh)
1692 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1818 scr_refresh ();
1693} 1819}
1694 1820
1695/* ------------------------------------------------------------------------- */ 1821/* ------------------------------------------------------------------------- */
1696/* 1822/*
1697 * Refresh the entire screen 1823 * Refresh the entire screen
1698 */ 1824 */
1699/* EXTPROTO */
1700void 1825void
1701rxvt_scr_touch(pR_ Bool refresh) 1826rxvt_term::scr_touch (bool refresh) NOTHROW
1702{ 1827{
1703 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1828 scr_expose (0, 0, width, height, refresh);
1704} 1829}
1705 1830
1706/* ------------------------------------------------------------------------- */ 1831/* ------------------------------------------------------------------------- */
1707/* 1832/*
1708 * Move the display so that the line represented by scrollbar value Y is at 1833 * Move the display so that the line represented by scrollbar value Y is at
1709 * the top of the screen 1834 * the top of the screen
1710 */ 1835 */
1711/* EXTPROTO */ 1836void
1712int
1713rxvt_scr_move_to(pR_ int y, int len) 1837rxvt_term::scr_move_to (int y, int len) NOTHROW
1714{ 1838{
1715 long p = 0; 1839 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1716 uint16_t oldviewstart;
1717
1718 oldviewstart = R->TermWin.view_start;
1719 if (y < len) {
1720 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1721 p -= (long)(R->TermWin.nrow - 1);
1722 p = max(p, 0);
1723 }
1724 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1725 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1726
1727 return rxvt_scr_changeview(aR_ oldviewstart);
1728} 1840}
1729 1841
1730/* ------------------------------------------------------------------------- */ 1842/* ------------------------------------------------------------------------- */
1731/* 1843/*
1732 * Page the screen up/down nlines 1844 * Page the screen up/down nlines
1733 * direction should be UP or DN 1845 * direction should be UP or DN
1734 */ 1846 */
1735/* EXTPROTO */ 1847bool
1736int
1737rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1848rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1738{ 1849{
1739 int n; 1850 int new_view_start =
1740 uint16_t oldviewstart; 1851 direction == UP ? view_start - nlines
1852 : view_start + nlines;
1741 1853
1742 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1743#ifdef DEBUG_STRICT
1744 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1745#endif
1746 oldviewstart = R->TermWin.view_start;
1747 if (direction == UP) {
1748 n = R->TermWin.view_start + nlines;
1749 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1750 } else {
1751 n = R->TermWin.view_start - nlines;
1752 R->TermWin.view_start = max(n, 0);
1753 }
1754 return rxvt_scr_changeview(aR_ oldviewstart); 1854 return scr_changeview (new_view_start);
1755} 1855}
1756 1856
1757/* INTPROTO */ 1857bool
1758int 1858rxvt_term::scr_changeview (int new_view_start) NOTHROW
1759rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1760{ 1859{
1761 if (R->TermWin.view_start != oldviewstart) { 1860 clamp_it (new_view_start, top_row, 0);
1861
1862 if (new_view_start == view_start)
1863 return false;
1864
1865 num_scr += new_view_start - view_start;
1866 view_start = new_view_start;
1762 R->h->want_refresh = 1; 1867 want_refresh = 1;
1763#ifdef RXVT_GRAPHICS
1764 if (rxvt_Gr_Displayed(aR))
1765 rxvt_Gr_scroll(aR_ 0);
1766#endif
1767 R->h->num_scr -= (R->TermWin.view_start - oldviewstart);
1768 }
1769 return (int)(R->TermWin.view_start - oldviewstart);
1770}
1771 1868
1772/* ------------------------------------------------------------------------- */ 1869 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1773/* EXTPROTO */ 1870
1774void 1871 return true;
1775rxvt_scr_bell(pR) 1872}
1776{ 1873
1777#ifndef NO_BELL 1874#ifndef NO_BELL
1875void
1876rxvt_term::bell_cb (time_watcher &w)
1877{
1878 rvideo_bell = false;
1879 scr_rvideo_mode (rvideo_mode);
1880}
1881#endif
1882
1883/* ------------------------------------------------------------------------- */
1884void
1885rxvt_term::scr_bell () NOTHROW
1886{
1887#ifndef NO_BELL
1888
1778# ifndef NO_MAPALERT 1889# ifndef NO_MAPALERT
1779# ifdef MAPALERT_OPTION 1890# ifdef MAPALERT_OPTION
1780 if (R->Options & Opt_mapAlert) 1891 if (option (Opt_mapAlert))
1781# endif 1892# endif
1782 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1893 XMapWindow (dpy, parent[0]);
1783# endif 1894# endif
1895
1784 if (R->Options & Opt_visualBell) { 1896 if (option (Opt_visualBell))
1785 rxvt_scr_rvideo_mode(aR_ !R->h->rvideo); /* refresh also done */ 1897 {
1786 rxvt_scr_rvideo_mode(aR_ !R->h->rvideo); /* refresh also done */ 1898 rvideo_bell = true;
1899 scr_rvideo_mode (rvideo_mode);
1900 display->flush ();
1901
1902 bell_ev.start (NOW + VISUAL_BELL_DURATION);
1903 }
1787 } else 1904 else
1788 XBell(R->Xdisplay, 0); 1905 XBell (dpy, 0);
1906
1789#endif 1907#endif
1790} 1908}
1791 1909
1792/* ------------------------------------------------------------------------- */ 1910/* ------------------------------------------------------------------------- */
1793/* ARGSUSED */ 1911/* ARGSUSED */
1794/* EXTPROTO */
1795void 1912void
1796rxvt_scr_printscreen(pR_ int fullhist) 1913rxvt_term::scr_printscreen (int fullhist) NOTHROW
1797{ 1914{
1798#ifdef PRINTPIPE 1915#ifdef PRINTPIPE
1799 int i, r1, nrows, row_offset; 1916 int nrows, row_start;
1800 text_t *t; 1917 FILE *fd;
1801 FILE *fd;
1802 1918
1803 if ((fd = rxvt_popen_printer(aR)) == NULL) 1919 if ((fd = popen_printer ()) == NULL)
1804 return; 1920 return;
1805 nrows = R->TermWin.nrow; 1921
1806 row_offset = R->TermWin.saveLines;
1807 if (!fullhist) 1922 if (fullhist)
1808 row_offset -= R->TermWin.view_start;
1809 else {
1810 nrows += R->TermWin.nscrolled;
1811 row_offset -= R->TermWin.nscrolled;
1812 } 1923 {
1924 nrows = nrow - top_row;
1925 row_start = top_row;
1926 }
1927 else
1928 {
1929 nrows = nrow;
1930 row_start = view_start;
1931 }
1813 1932
1933 wctomb (0, 0);
1934
1814 for (r1 = 0; r1 < nrows; r1++) { 1935 for (int r1 = 0; r1 < nrows; r1++)
1815 t = R->screen.text[r1 + row_offset];
1816 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1817 if (!isspace(t[i]))
1818 break;
1819 fprintf(fd, "%.*s\n", (i + 1), t);
1820 } 1936 {
1937 text_t *tp = ROW(r1).t;
1938 int len = ROW(r1).l;
1939
1940 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1941 {
1942 char mb[MB_LEN_MAX];
1943 text_t t = *tp++;
1944 if (t == NOCHAR)
1945 continue;
1946
1947 len = wctomb (mb, t);
1948
1949 if (len <= 0)
1950 {
1951 mb[0] = ' ';
1952 len = 1;
1953 }
1954
1955 fwrite (mb, 1, len, fd);
1956 }
1957
1958 fputc ('\n', fd);
1959 }
1960
1821 rxvt_pclose_printer(fd); 1961 pclose_printer (fd);
1822#endif 1962#endif
1823} 1963}
1824 1964
1825/* ------------------------------------------------------------------------- */ 1965/* ------------------------------------------------------------------------- */
1826/* 1966/*
1827 * Refresh the screen 1967 * Refresh the screen
1828 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1968 * drawn_text/drawn_rend contain the screen information before the update.
1829 * R->screen.text/R->screen.rend contain what the screen will change to. 1969 * screen.text/screen.rend contain what the screen will change to.
1970 */
1971void
1972rxvt_term::scr_refresh () NOTHROW
1973{
1974 unsigned char have_bg,
1975 showcursor; /* show the cursor */
1976 int16_t col, row, /* column/row we're processing */
1977 ocrow; /* old cursor row */
1978 int i; /* tmp */
1979#ifndef NO_CURSORCOLOR
1980 rend_t cc1; /* store colours at cursor position (s) */
1981#endif
1982 rend_t *crp; // cursor rendition pointer
1983 rend_t ccol1, /* Cursor colour */
1984 ccol2; /* Cursor colour2 */
1985
1986 want_refresh = 0; /* screen is current */
1987
1988 if (refresh_type == NO_REFRESH || !mapped)
1989 return;
1990
1991 /*
1992 * A: set up vars
1830 */ 1993 */
1994 have_bg = 0;
1995 refresh_count = 0;
1831 1996
1832#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 1997#if XPM_BACKGROUND
1833# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 1998 have_bg |= bgPixmap.pixmap != None;
1834# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 1999#endif
2000#if TRANSPARENT
2001 have_bg |= option (Opt_transparent) && am_transparent;
2002#endif
2003 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2004
2005 /*
2006 * B: reverse any characters which are selected
2007 */
2008 scr_reverse_selection ();
2009
2010 /*
2011 * C: set the cursor character (s)
2012 */
2013 {
2014 unsigned char setoldcursor;
2015
2016 showcursor = (screen.flags & Screen_VisibleCursor);
2017#ifdef CURSOR_BLINK
2018 if (hidden_cursor)
2019 showcursor = 0;
2020#endif
2021
2022 if (showcursor)
2023 {
2024 int col = screen.cur.col;
2025
2026 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2027 col--;
2028
2029 crp = &ROW(screen.cur.row).r[col];
2030
2031#ifndef NO_CURSORCOLOR
2032 cc1 = *crp & (RS_fgMask | RS_bgMask);
2033 if (ISSET_PIXCOLOR (Color_cursor))
2034 ccol1 = Color_cursor;
2035 else
2036#endif
2037#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2038 ccol1 = fgcolor_of (rstyle);
1835#else 2039#else
1836# define MONO_BOLD(x) \ 2040 ccol1 = Color_fg;
1837 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1838# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1839#endif 2041#endif
1840 2042
1841#define FONT_WIDTH(X, Y) \
1842 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1843#define FONT_RBEAR(X, Y) \
1844 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1845#define FONT_LBEAR(X, Y) \
1846 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1847#define IS_FONT_CHAR(X, Y) \
1848 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1849
1850/* EXTPROTO */
1851void
1852rxvt_scr_refresh(pR_ unsigned char refresh_type)
1853{
1854 unsigned char clearfirst, /* first character writes before cell */
1855 clearlast, /* last character writes beyond cell */
1856 must_clear, /* use draw_string not draw_image_string */
1857#ifndef NO_BOLDFONT
1858 bfont, /* we've changed font to bold font */
1859#endif
1860 rvid, /* reverse video this position */
1861 wbyte, /* we're in multibyte */
1862 showcursor; /* show the cursor */
1863 int fore, back; /* desired foreground/background */
1864 int16_t col, row, /* column/row we're processing */
1865 ocrow; /* old cursor row */
1866 int cursorwidth;
1867 int i, /* tmp */
1868 row_offset; /* basic offset in screen structure */
1869#ifndef NO_CURSORCOLOR 2043#ifndef NO_CURSORCOLOR
1870 rend_t cc1; /* store colours at cursor position(s) */ 2044 if (ISSET_PIXCOLOR (Color_cursor2))
1871 rend_t cc2; /* store colours at cursor position(s) */ 2045 ccol2 = Color_cursor2;
2046 else
1872#endif 2047#endif
1873 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2048#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1874 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2049 ccol2 = bgcolor_of (rstyle);
1875 char *buffer; /* local copy of R->h->buffer */ 2050#else
1876 struct rxvt_hidden *h = R->h; 2051 ccol2 = Color_bg;
1877
1878 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1879 return;
1880
1881/*
1882 * A: set up vars
1883 */
1884 clearfirst = clearlast = must_clear = wbyte = 0;
1885#ifndef NO_BOLDFONT
1886 bfont = 0;
1887#endif 2052#endif
1888 2053
1889 if (h->currmaxcol < R->TermWin.ncol) {
1890 h->currmaxcol = R->TermWin.ncol;
1891 h->buffer = (char *)rxvt_realloc (h->buffer,
1892 sizeof(char) * (h->currmaxcol + 1) * MB_CUR_MAX);
1893 }
1894 buffer = h->buffer;
1895 h->refresh_count = 0;
1896
1897 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1898
1899 if ((refresh_type & REFRESH_BOUNDS)) {
1900 clearfirst = clearlast = 1;
1901 h->refresh_type &= ~REFRESH_BOUNDS;
1902 }
1903#if defined(XPM_BACKGROUND)
1904 must_clear |= (h->bgPixmap.pixmap != None);
1905#endif
1906#if defined(TRANSPARENT)
1907 must_clear |= ((R->Options & Opt_transparent) && h->am_transparent);
1908#endif
1909 ocrow = h->oldcursor.row; /* is there an old outline cursor on screen? */
1910
1911/*
1912 * B: reverse any characters which are selected
1913 */
1914 rxvt_scr_reverse_selection(aR);
1915
1916/*
1917 * C: set the cursor character(s)
1918 */
1919 {
1920 unsigned char setoldcursor;
1921 rend_t ccol1, /* Cursor colour */
1922 ccol2; /* Cursor colour2 */
1923
1924 showcursor = (R->screen.flags & Screen_VisibleCursor);
1925 cursorwidth = 0;
1926#ifdef CURSOR_BLINK
1927 if (R->h->hidden_cursor)
1928 showcursor = 0;
1929#endif
1930
1931 cursorwidth = 0;
1932
1933 if (showcursor) 2054 if (showcursor && focus)
1934 { 2055 {
2056 if (option (Opt_cursorUnderline))
2057 *crp ^= RS_Uline;
2058 else
2059 {
2060 *crp ^= RS_RVid;
2061 *crp = SET_FGCOLOR (*crp, ccol1);
2062 *crp = SET_BGCOLOR (*crp, ccol2);
2063 }
2064 }
2065 }
2066
2067 /* make sure no outline cursor is left around */
2068 setoldcursor = 0;
2069 if (ocrow != -1)
2070 {
2071 if (screen.cur.row - view_start != ocrow
2072 || screen.cur.col != oldcursor.col)
2073 {
2074 if (ocrow < nrow
2075 && oldcursor.col < ncol)
2076 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2077
2078 if (focus || !showcursor)
2079 oldcursor.row = -1;
2080 else
2081 setoldcursor = 1;
2082 }
2083 }
2084 else if (!focus)
2085 setoldcursor = 1;
2086
2087 if (setoldcursor)
2088 {
2089 if (screen.cur.row - view_start >= nrow)
2090 oldcursor.row = -1;
2091 else
2092 {
2093 oldcursor.row = screen.cur.row - view_start;
2094 oldcursor.col = screen.cur.col;
2095 }
2096 }
2097 }
2098
2099 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2100#if ENABLE_OVERLAY
2101 scr_swap_overlay ();
2102#endif
2103
2104#ifndef NO_SLOW_LINK_SUPPORT
2105 /*
2106 * D: CopyArea pass - very useful for slower links
2107 * This has been deliberately kept simple.
2108 */
2109 if (!display->is_local
2110 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2111 && abs (num_scr) < nrow && !have_bg)
2112 {
2113 int16_t nits;
2114 int i = num_scr;
2115 int j;
2116 int len, wlen;
2117 dLocal (int, num_scr);
2118
2119 j = nrow;
2120 wlen = len = -1;
2121 row = i > 0 ? 0 : j - 1;
2122
2123 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2124 {
2125 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2126 {
2127 line_t s = ROW(view_start + row);
2128 line_t d = drawn_buf[row];
2129 line_t d2 = drawn_buf[row + i];
2130
2131 for (nits = 0, col = ncol; col--; )
2132 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2133 nits--;
2134 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2135 nits++;
2136
2137 if (nits > 8) /* XXX: arbitrary choice */
2138 {
2139 for (col = ncol; col--; )
2140 {
2141 *d.t++ = *d2.t++;
2142 *d.r++ = *d2.r++;
2143 }
2144
2145 if (len == -1)
2146 len = row;
2147
2148 wlen = row;
2149 continue;
2150 }
2151 }
2152
2153 if (len >= 0)
2154 {
2155 /* also comes here at end if needed because of >= above */
2156 if (wlen < len)
2157 ::swap (wlen, len);
2158
2159 XGCValues gcv;
2160
2161 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2162 XCopyArea (dpy, vt, vt,
2163 gc, 0, Row2Pixel (len + i),
2164 (unsigned int)this->width,
2165 (unsigned int)Height2Pixel (wlen - len + 1),
2166 0, Row2Pixel (len));
2167 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2168
2169 len = -1;
2170 }
2171 }
2172 }
2173#endif
2174
2175 /*
2176 * E: main pass across every character
2177 */
2178 for (row = 0; row < nrow; row++)
2179 {
2180 text_t *stp = ROW(view_start + row).t;
2181 rend_t *srp = ROW(view_start + row).r;
2182 text_t *dtp = drawn_buf[row].t;
2183 rend_t *drp = drawn_buf[row].r;
2184
2185 /*
2186 * E2: OK, now the real pass
2187 */
2188 int ypixel = (int)Row2Pixel (row);
2189
2190 for (col = 0; col < ncol; col++)
2191 {
2192 /* compare new text with old - if exactly the same then continue */
2193 if (stp[col] == dtp[col] /* Must match characters to skip. */
2194 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2195 || (stp[col] == ' ' /* space w/ no background change */
2196 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2197 continue;
2198
2199 // redraw one or more characters
2200
2201 // seek to the beginning of wide characters
2202 while (stp[col] == NOCHAR && col > 0)
2203 --col;
2204
2205 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2206 text_t *text = stp + col;
2207 int count = 1;
2208
2209 dtp[col] = stp[col];
2210 drp[col] = rend;
2211
2212 int xpixel = Col2Pixel (col);
2213
2214 for (i = 0; ++col < ncol; )
2215 {
2216 if (stp[col] == NOCHAR)
2217 {
2218 dtp[col] = stp[col];
2219 drp[col] = rend;
2220 count++;
2221 i++;
2222
2223 continue;
2224 }
2225
2226 if (!RS_SAME (rend, srp[col]))
2227 break;
2228
2229 count++;
2230
2231 if (stp[col] != dtp[col]
2232 || !RS_SAME (srp[col], drp[col]))
2233 {
2234 if (have_bg && (i++ > count / 2))
2235 break;
2236
2237 dtp[col] = stp[col];
2238 drp[col] = rend;
2239 i = 0;
2240 }
2241 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2242 break;
2243 }
2244
2245 col--; /* went one too far. move back */
2246 count -= i; /* dump any matching trailing chars */
2247
2248 // sometimes we optimize away the trailing NOCHAR's, add them back
2249 while (i && text[count] == NOCHAR)
2250 count++, i--;
2251
2252 /*
2253 * Determine the attributes for the string
2254 */
2255 int fore = fgcolor_of (rend); // desired foreground
2256 int back = bgcolor_of (rend); // desired background
2257
2258 // only do special processing if any attributes are set, which is unlikely
2259 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2260 {
2261 bool invert = rend & RS_RVid;
2262
2263#ifndef NO_BOLD_UNDERLINE_REVERSE
2264 if (rend & RS_Bold
2265 && fore == Color_fg)
2266 {
2267 if (ISSET_PIXCOLOR (Color_BD))
2268 fore = Color_BD;
2269# if !ENABLE_STYLES
2270 else
2271 invert = !invert;
2272# endif
2273 }
2274
2275 if (rend & RS_Italic
2276 && fore == Color_fg)
2277 {
2278 if (ISSET_PIXCOLOR (Color_IT))
2279 fore = Color_IT;
2280# if !ENABLE_STYLES
2281 else
2282 invert = !invert;
2283# endif
2284 }
2285
2286 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2287 fore = Color_UL;
2288#endif
2289
2290 if (invert)
2291 {
2292#ifdef OPTION_HC
2293 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2294 || !ISSET_PIXCOLOR (Color_HC))
2295#endif
2296 /* invert the column if no highlightColor is set or it is the
2297 * current cursor column */
2298 ::swap (fore, back);
2299#ifdef OPTION_HC
2300 else if (ISSET_PIXCOLOR (Color_HC))
2301 back = Color_HC;
2302#endif
2303
2304#ifndef NO_BOLD_UNDERLINE_REVERSE
2305# ifndef OPTION_HC
2306 if (ISSET_PIXCOLOR (Color_RV))
2307 back = Color_RV;
2308# endif
2309 if (fore == back)
2310 {
2311 fore = Color_bg;
2312 back = Color_fg;
2313 }
2314#endif
2315 }
2316
2317#ifdef TEXT_BLINK
2318 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2319 {
2320 if (!text_blink_ev.active)
2321 {
2322 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2323 hidden_text = 0;
2324 }
2325 else if (hidden_text)
2326 fore = back;
2327 }
2328#endif
2329
2330#if ENABLE_STYLES
2331 // "careful" (too wide) character handling
2332
2333 // include previous careful character(s) if possible, looks nicer (best effort...)
2334 while (text > stp
2335 && srp[text - stp - 1] & RS_Careful
2336 && RS_SAME (rend, srp[text - stp - 1]))
2337 text--, count++, xpixel -= fwidth;
2338
2339 // force redraw after "careful" characters to avoid pixel droppings
2340 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2341 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2342
2343 // force redraw before "careful" characters to avoid pixel droppings
2344 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2345 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2346#endif
2347 }
2348
2349 /*
2350 * Actually do the drawing of the string here
2351 */
2352 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2353
2354 if (have_bg && back == Color_bg)
2355 {
2356 // this is very ugly, maybe push it into ->draw?
2357
2358 for (i = 0; i < count; i++) /* don't draw empty strings */
2359 if (text[i] != ' ')
2360 {
2361 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2362 goto did_clear;
2363 }
2364
2365 CLEAR_CHARS (xpixel, ypixel, count);
2366 did_clear: ;
2367 }
2368 else
2369 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2370
2371 if (rend & RS_Uline && font->descent > 1 && fore != back)
2372 {
2373#if ENABLE_FRILLS
2374 if (ISSET_PIXCOLOR (Color_underline))
2375 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2376 else
2377#endif
2378 XSetForeground (dpy, gc, pix_colors[fore]);
2379
2380 XDrawLine (dpy, drawBuffer, gc,
2381 xpixel, ypixel + font->ascent + 1,
2382 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2383 }
2384 } /* for (col....) */
2385 } /* for (row....) */
2386
2387#if ENABLE_OVERLAY
2388 scr_swap_overlay ();
2389#endif
2390 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2391
2392 /*
2393 * G: cleanup cursor and display outline cursor if necessary
2394 */
2395 if (showcursor)
2396 {
2397 if (focus)
2398 {
2399 if (option (Opt_cursorUnderline))
2400 *crp ^= RS_Uline;
2401 else
2402 {
2403 *crp ^= RS_RVid;
2404#ifndef NO_CURSORCOLOR
2405 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2406#endif
2407 }
2408 }
2409 else if (oldcursor.row >= 0)
2410 {
2411 int cursorwidth = 1;
2412 int col = oldcursor.col;
2413
2414 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2415 col--;
2416
2417 while (col + cursorwidth < ncol
2418 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
1935 cursorwidth++; 2419 cursorwidth++;
1936 2420
1937 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1938 [R->screen.cur.col]);
1939
1940 if (showcursor && R->TermWin.focus)
1941 {
1942 *srp ^= RS_RVid;
1943#ifndef NO_CURSORCOLOR 2421#ifndef NO_CURSORCOLOR
1944 cc1 = *srp & (RS_fgMask | RS_bgMask);
1945 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor)) 2422 if (ISSET_PIXCOLOR (Color_cursor))
1946 ccol1 = Color_cursor; 2423 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
1947 else 2424 else
1948#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1949 ccol1 = GET_FGCOLOR(h->rstyle);
1950#else
1951 ccol1 = Color_fg;
1952#endif
1953 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor2))
1954 ccol2 = Color_cursor2;
1955 else
1956#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1957 ccol2 = GET_BGCOLOR(h->rstyle);
1958#else
1959 ccol2 = Color_bg;
1960#endif
1961 *srp = SET_FGCOLOR(*srp, ccol1);
1962 *srp = SET_BGCOLOR(*srp, ccol2);
1963#endif
1964 }
1965
1966 while (IS_WIDE (*srp))
1967 cursorwidth++, srp++;
1968 }
1969
1970 /* make sure no outline cursor is left around */
1971 setoldcursor = 0;
1972 if (ocrow != -1) {
1973 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1974 || R->screen.cur.col != h->oldcursor.col) {
1975 if (ocrow < R->TermWin.nrow
1976 && h->oldcursor.col < R->TermWin.ncol) {
1977 R->drawn_rend[ocrow][h->oldcursor.col] ^= (RS_RVid | RS_Uline);
1978 }
1979 if (R->TermWin.focus || !showcursor)
1980 h->oldcursor.row = -1;
1981 else
1982 setoldcursor = 1;
1983 }
1984 } else if (!R->TermWin.focus)
1985 setoldcursor = 1;
1986 if (setoldcursor) {
1987 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1988 h->oldcursor.row = -1;
1989 else {
1990 h->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1991 h->oldcursor.col = R->screen.cur.col;
1992 }
1993 }
1994 }
1995
1996#ifndef NO_SLOW_LINK_SUPPORT
1997/*
1998 * D: CopyArea pass - very useful for slower links
1999 * This has been deliberately kept simple.
2000 */
2001 i = h->num_scr;
2002 if (refresh_type == FAST_REFRESH && h->num_scr_allow && i
2003 && abs(i) < R->TermWin.nrow && !must_clear) {
2004 int16_t nits;
2005 int j;
2006 rend_t *drp2;
2007 text_t *dtp2;
2008 int len, wlen;
2009
2010 j = R->TermWin.nrow;
2011 wlen = len = -1;
2012 row = i > 0 ? 0 : j - 1;
2013 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) {
2014 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) {
2015 stp = R->screen.text[row + row_offset];
2016 srp = R->screen.rend[row + row_offset];
2017 dtp = R->drawn_text[row];
2018 dtp2 = R->drawn_text[row + i];
2019 drp = R->drawn_rend[row];
2020 drp2 = R->drawn_rend[row + i];
2021 for (nits = 0, col = R->TermWin.ncol; col--; )
2022 if (stp[col] != dtp2[col] || srp[col] != drp2[col])
2023 nits--;
2024 else if (stp[col] != dtp[col] || srp[col] != drp[col])
2025 nits++;
2026 if (nits > 8) { /* XXX: arbitrary choice */
2027 for (col = R->TermWin.ncol; col--; ) {
2028 *dtp++ = *dtp2++;
2029 *drp++ = *drp2++;
2030 }
2031 if (len == -1)
2032 len = row;
2033 wlen = row;
2034 continue;
2035 }
2036 }
2037 if (len != -1) {
2038 /* also comes here at end if needed because of >= above */
2039 if (wlen < len)
2040 SWAP_IT(wlen, len, int);
2041 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2042 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2043 R->TermWin.gc, 0, Row2Pixel(len + i),
2044 (unsigned int)TermWin_TotalWidth(),
2045 (unsigned int)Height2Pixel(wlen - len + 1),
2046 0, Row2Pixel(len));
2047 len = -1;
2048 }
2049 }
2050 }
2051#endif
2052
2053/*
2054 * E: main pass across every character
2055 */
2056 for (row = 0; row < R->TermWin.nrow; row++)
2057 {
2058 stp = R->screen.text[row + row_offset];
2059 srp = R->screen.rend[row + row_offset];
2060 dtp = R->drawn_text[row];
2061 drp = R->drawn_rend[row];
2062
2063/*
2064 * E2: OK, now the real pass
2065 */
2066 int ypixel = (int)Row2Pixel(row);
2067
2068 for (col = 0; col < R->TermWin.ncol; col++) {
2069 /* compare new text with old - if exactly the same then continue */
2070 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2071
2072 if (stp[col] == dtp[col] /* Must match characters to skip. */
2073 && (rend == drp[col] /* Either rendition the same or */
2074 || (stp[col] == ' ' /* space w/ no background change */
2075 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2076 continue;
2077
2078 text_t *text = stp + col;
2079 int count = 1;
2080
2081 /* redraw one or more characters */
2082
2083 dtp[col] = stp[col];
2084 drp[col] = rend;
2085
2086 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2087 continue;
2088
2089 int xpixel = Col2Pixel(col);
2090
2091 // this loop looks very messy, it can probably be optimized
2092 // and cleaned a bit by you?
2093 for (i = 0; ++col < R->TermWin.ncol; )
2094 {
2095 if (stp[col] == NOCHAR)
2096 {
2097 dtp[col] = stp[col];
2098 drp[col] = rend;
2099 count++;
2100
2101 if (i) // only possible skip if char unchanged
2102 i++;
2103
2104 continue;
2105 }
2106
2107 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2108 break;
2109
2110 count++;
2111
2112 if (stp[col] != dtp[col]
2113 || srp[col] != drp[col])
2114 {
2115 if (must_clear && (i++ > (count / 2)))
2116 break;
2117
2118 dtp[col] = stp[col];
2119 drp[col] = rend;
2120 i = 0;
2121 }
2122 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2123 break;
2124 }
2125
2126 col--; /* went one too far. move back */
2127 count -= i; /* dump any matching trailing chars */
2128
2129/*
2130 * Determine the attributes for the string
2131 */
2132 int fid = GET_FONT(rend);
2133 fore = GET_FGCOLOR(rend);
2134 back = GET_BGCOLOR(rend);
2135 rend = GET_ATTR(rend);
2136
2137 rvid = (rend & RS_RVid) ? 1 : 0;
2138#ifdef OPTION_HC
2139 if (!rvid && (rend & RS_Blink))
2140 {
2141 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_HC))
2142 back = Color_HC;
2143 else
2144 rvid = !rvid; /* fall back */
2145 }
2146#endif
2147 if (rvid)
2148 {
2149 SWAP_IT(fore, back, int);
2150
2151#ifndef NO_BOLD_UNDERLINE_REVERSE
2152 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_RV)
2153# ifndef NO_CURSORCOLOR
2154 && !ISSET_PIXCOLOR(h, Color_cursor)
2155# endif 2425#endif
2156 ) 2426 XSetForeground (dpy, gc, pix_colors[ccol1]);
2157 back = Color_RV; 2427
2158#endif 2428 XDrawRectangle (dpy, drawBuffer, gc,
2429 Col2Pixel (col),
2430 Row2Pixel (oldcursor.row),
2431 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2432 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2159 } 2433 }
2160#ifndef NO_BOLD_UNDERLINE_REVERSE
2161 else if (rend & RS_Bold)
2162 {
2163 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_BD))
2164 {
2165 fore = Color_BD;
2166# ifndef VERYBOLD
2167 rend &= ~RS_Bold; /* we've taken care of it */
2168# endif
2169 }
2170 }
2171 else if (rend & RS_Uline)
2172 {
2173 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_UL))
2174 {
2175 fore = Color_UL;
2176 rend &= ~RS_Uline; /* we've taken care of it */
2177 }
2178 }
2179#endif
2180
2181/*
2182 * Actually do the drawing of the string here
2183 */
2184 rxvt_font *font = (*R->TermWin.fontset)[fid];
2185
2186 if (back == Color_bg)
2187 {
2188 if (must_clear)
2189 {
2190 for (i = 0; i < count; i++) /* don't draw empty strings */
2191 if (text[i] != ' ') {
2192 font->draw (xpixel, ypixel, text, count, fore, -1);
2193 goto nodraw;
2194 }
2195 CLEAR_CHARS(xpixel, ypixel, count);
2196nodraw: ;
2197 }
2198 else
2199 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2200 } else
2201 font->draw (xpixel, ypixel, text, count, fore, back);
2202
2203 if ((rend & RS_Uline) && (font->descent > 1))
2204 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2205 xpixel, ypixel + font->ascent + 1,
2206 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2207 } /* for (col....) */
2208 } /* for (row....) */
2209
2210/*
2211 * G: cleanup cursor and display outline cursor if necessary
2212 */
2213 if (showcursor) {
2214 if (R->TermWin.focus) {
2215 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2216 [R->screen.cur.col]);
2217 *srp ^= RS_RVid;
2218#ifndef NO_CURSORCOLOR
2219 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2220#endif
2221 } else if (h->oldcursor.row >= 0) {
2222#ifndef NO_CURSORCOLOR
2223 unsigned long gcmask; /* Graphics Context mask */
2224
2225 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor)) {
2226 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2227 } 2434 }
2228#endif 2435
2229 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2436 /*
2230 Col2Pixel(h->oldcursor.col),
2231 Row2Pixel(h->oldcursor.row),
2232 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2233 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2234 }
2235 }
2236/*
2237 * H: cleanup selection 2437 * H: cleanup selection
2238 */ 2438 */
2239 rxvt_scr_reverse_selection(aR); 2439 scr_reverse_selection ();
2240 2440
2241/*
2242 * I: other general cleanup
2243 */
2244 if (clearfirst && R->TermWin.int_bwidth)
2245 /*
2246 * clear the whole screen height, note that width == 0 is treated
2247 * specially by XClearArea
2248 */
2249 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2250 (unsigned int)R->TermWin.int_bwidth,
2251 (unsigned int)TermWin_TotalHeight(), False);
2252 if (clearlast && R->TermWin.int_bwidth)
2253 /*
2254 * clear the whole screen height, note that width == 0 is treated
2255 * specially by XClearArea
2256 */
2257 XClearArea(R->Xdisplay, R->TermWin.vt,
2258 R->TermWin.width + R->TermWin.int_bwidth, 0,
2259 (unsigned int)R->TermWin.int_bwidth,
2260 (unsigned int)TermWin_TotalHeight(), False);
2261 if (refresh_type & SMOOTH_REFRESH)
2262 XSync(R->Xdisplay, False);
2263
2264 h->num_scr = 0; 2441 num_scr = 0;
2265 h->num_scr_allow = 1; 2442 num_scr_allow = 1;
2266 h->want_refresh = 0; /* screen is current */
2267} 2443}
2268/* ------------------------------------------------------------------------- */
2269 2444
2270/* EXTPROTO */
2271void 2445void
2272rxvt_scr_clear(pR) 2446rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2273{ 2447{
2274 if (!R->TermWin.mapped) 2448 if (!l.t)
2275 return; 2449 return;
2276 R->h->num_scr_allow = 0; 2450
2277 R->h->want_refresh = 1; 2451 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2452
2453 for (int i = ncol; i--; )
2454 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2455}
2456
2457void
2458rxvt_term::scr_remap_chars () NOTHROW
2459{
2460 for (int i = total_rows; i--; )
2461 scr_remap_chars (row_buf [i]);
2462
2463 for (int i = nrow; i--; )
2464 {
2465 scr_remap_chars (drawn_buf [i]);
2466 scr_remap_chars (swap_buf [i]);
2467 }
2468}
2469
2470void
2471rxvt_term::scr_recolour () NOTHROW
2472{
2473 if (1
2278#ifdef TRANSPARENT 2474#if TRANSPARENT
2279 if ((R->Options & Opt_transparent) && (R->h->am_pixmap_trans == 0)) { 2475 && !am_transparent
2280 int i; 2476#endif
2281 2477#if XPM_BACKGROUND
2282 if (!(R->Options & Opt_transparent_all)) 2478 && !bgPixmap.pixmap
2283 i = 0; 2479#endif
2284 else 2480 )
2285 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2286 for (; i--;)
2287 if (R->TermWin.parent[i] != None)
2288 XClearWindow(R->Xdisplay, R->TermWin.parent[i]);
2289 } 2481 {
2482 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2483 XClearWindow (dpy, parent[0]);
2484 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2485#if HAVE_SCROLLBARS
2486 if (scrollBar.win)
2487 {
2488 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2489 scrollBar.setIdle ();
2490 scrollbar_show (0);
2491 }
2290#endif 2492#endif
2291 XClearWindow(R->Xdisplay, R->TermWin.vt); 2493 }
2292}
2293 2494
2294/* ------------------------------------------------------------------------- */ 2495 scr_clear ();
2295/* INTPROTO */ 2496 scr_touch (true);
2296void 2497 want_refresh = 1;
2297rxvt_scr_reverse_selection(pR) 2498}
2298{
2299 int i, col, row, end_row;
2300 rend_t *srp;
2301 2499
2302 if (R->selection.op && R->h->current_screen == R->selection.screen) { 2500/* ------------------------------------------------------------------------- */
2303 end_row = R->TermWin.saveLines - R->TermWin.view_start; 2501void
2304 i = R->selection.beg.row + R->TermWin.saveLines; 2502rxvt_term::scr_clear (bool really) NOTHROW
2305 row = R->selection.end.row + R->TermWin.saveLines; 2503{
2306 if (i >= end_row) 2504 if (!mapped)
2307 col = R->selection.beg.col; 2505 return;
2308 else { 2506
2507 num_scr_allow = 0;
2508 want_refresh = 1;
2509
2510 if (really)
2511 XClearWindow (dpy, vt);
2512}
2513
2514void
2515rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2516{
2517 int view_end = view_start + nrow;
2518 int row, col;
2519
2520 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2521 {
2522 text_t *stp = ROW(row).t;
2523 rend_t *srp = ROW(row).r;
2524
2525 for (col = beg_col; col < end_col; col++)
2526 srp[col] ^= rstyle1;
2527
2528 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2529 srp[col] ^= rstyle2;
2530
2531 if (++col < end_col)
2532 srp[col] ^= rstyle2;
2533 }
2534}
2535
2536void
2537rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2538{
2539 int view_end = view_start + nrow;
2540 int row, col;
2541
2542 if (beg_row >= view_start)
2543 {
2544 col = beg_col;
2545 row = beg_row;
2546 }
2547 else
2548 {
2309 col = 0; 2549 col = 0;
2310 i = end_row; 2550 row = view_start;
2311 } 2551 }
2312 end_row += R->TermWin.nrow; 2552
2313 for (; i < row && i < end_row; i++, col = 0) 2553 for (; row < min (end_row, view_end); row++, col = 0)
2314 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2554 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2315#ifndef OPTION_HC 2555 srp[col] ^= rstyle;
2316 srp[col] ^= RS_RVid; 2556
2317#else 2557 if (row == end_row)
2318 srp[col] ^= RS_Blink; 2558 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2559 srp[col] ^= rstyle;
2560}
2561
2562/* ------------------------------------------------------------------------- */
2563void
2564rxvt_term::scr_reverse_selection () NOTHROW
2565{
2566 if (selection.op
2567 && current_screen == selection.screen
2568 && selection.end.row >= view_start)
2569 {
2570#if !ENABLE_MINIMAL
2571 if (selection.rect)
2572 scr_xor_rect (selection.beg.row, selection.beg.col,
2573 selection.end.row, selection.end.col,
2574 RS_RVid, RS_RVid | RS_Uline);
2575 else
2319#endif 2576#endif
2320 if (i == row && i < end_row) 2577 scr_xor_span (selection.beg.row, selection.beg.col,
2321 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2578 selection.end.row, selection.end.col,
2322#ifndef OPTION_HC 2579 RS_RVid);
2323 srp[col] ^= RS_RVid;
2324#else
2325 srp[col] ^= RS_Blink;
2326#endif
2327 } 2580 }
2328} 2581}
2329 2582
2330/* ------------------------------------------------------------------------- */ 2583/* ------------------------------------------------------------------------- */
2331/* 2584/*
2332 * Dump the whole scrollback and screen to the passed filedescriptor. The 2585 * Dump the whole scrollback and screen to the passed filedescriptor. The
2333 * invoking routine must close the fd. 2586 * invoking routine must close the fd.
2334 */ 2587 */
2335#if 0 2588#if 0
2336/* EXTPROTO */
2337void 2589void
2338rxvt_scr_dump(pR_ int fd) 2590rxvt_term::scr_dump (int fd) NOTHROW
2339{ 2591{
2340 int row, wrote; 2592 int row, wrote;
2341 unsigned int width, towrite; 2593 unsigned int width, towrite;
2342 char r1[] = "\n"; 2594 char r1[] = "\n";
2343 2595
2344 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2596 for (row = saveLines - nsaved;
2345 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2597 row < saveLines + nrow - 1; row++)
2346 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2598 {
2347 : R->TermWin.ncol; 2599 width = row_buf[row].l >= 0 ? row_buf[row].l
2600 : ncol;
2348 for (towrite = width; towrite; towrite -= wrote) { 2601 for (towrite = width; towrite; towrite -= wrote)
2602 {
2349 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2603 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2350 towrite); 2604 towrite);
2351 if (wrote < 0) 2605 if (wrote < 0)
2352 return; /* XXX: death, no report */ 2606 return; /* XXX: death, no report */
2353 } 2607 }
2354 if (R->screen.tlen[row] >= 0) 2608 if (row_buf[row].l >= 0)
2355 if (write(fd, r1, 1) <= 0) 2609 if (write (fd, r1, 1) <= 0)
2356 return; /* XXX: death, no report */ 2610 return; /* XXX: death, no report */
2357 } 2611 }
2358} 2612}
2359#endif 2613#endif
2360 2614
2361/* ------------------------------------------------------------------------- * 2615/* ------------------------------------------------------------------------- *
2362 * CHARACTER SELECTION * 2616 * CHARACTER SELECTION *
2363 * ------------------------------------------------------------------------- */ 2617 * ------------------------------------------------------------------------- */
2364
2365/*
2366 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2367 */
2368/* EXTPROTO */
2369void 2618void
2370rxvt_selection_check(pR_ int check_more) 2619rxvt_term::selection_check (int check_more) NOTHROW
2371{ 2620{
2372 row_col_t pos; 2621 row_col_t pos;
2373 2622
2374 if (!R->selection.op) 2623 if (!selection.op)
2375 return; 2624 return;
2376 2625
2377 pos.row = pos.col = 0; 2626 pos.row = pos.col = 0;
2378 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2627 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2379 || (R->selection.beg.row >= R->TermWin.nrow) 2628 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2380 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2629 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2381 || (R->selection.mark.row >= R->TermWin.nrow)
2382 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2383 || (R->selection.end.row >= R->TermWin.nrow)
2384 || (check_more == 1 2630 || (check_more == 1
2385 && R->h->current_screen == R->selection.screen 2631 && current_screen == selection.screen
2386 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2632 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2387 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2633 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2388 || (check_more == 2 2634 || (check_more == 2
2389 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2635 && ROWCOL_IS_BEFORE (selection.beg, pos)
2390 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2636 && ROWCOL_IS_AFTER (selection.end, pos))
2391 || (check_more == 3 2637 || (check_more == 3
2392 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2638 && ROWCOL_IS_AFTER (selection.end, pos))
2393 || (check_more == 4 /* screen width change */ 2639 || (check_more == 4 /* screen width change */
2394 && (R->selection.beg.row != R->selection.end.row 2640 && (selection.beg.row != selection.end.row
2395 || R->selection.end.col > R->TermWin.ncol))) 2641 || selection.end.col > ncol)))
2396 CLEAR_SELECTION(R); 2642 CLEAR_SELECTION ();
2397} 2643}
2398 2644
2399/* ------------------------------------------------------------------------- */ 2645/* ------------------------------------------------------------------------- */
2400/* 2646/*
2401 * Paste a selection direct to the command fd 2647 * Paste a selection direct to the command fd
2402 */ 2648 */
2403/* INTPROTO */
2404void 2649void
2405rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2650rxvt_term::paste (char *data, unsigned int len) NOTHROW
2406{ 2651{
2407 unsigned int i, j, n;
2408 unsigned char *ds = (unsigned char *)rxvt_malloc(PROP_SIZE);
2409
2410/* convert normal newline chars into common keyboard Return key sequence */ 2652 /* convert normal newline chars into common keyboard Return key sequence */
2411 for (i = 0; i < nitems; i += PROP_SIZE) { 2653 for (unsigned int i = 0; i < len; i++)
2412 n = min(nitems - i, PROP_SIZE); 2654 if (data[i] == C0_LF)
2413 MEMCPY(ds, data + i, n); 2655 data[i] = C0_CR;
2414 for (j = 0; j < n; j++) 2656
2415 if (ds[j] == '\n') 2657 tt_write (data, len);
2416 ds[j] = '\r';
2417 rxvt_tt_write(aR_ ds, (int)n);
2418 }
2419 free(ds);
2420} 2658}
2421 2659
2422/* ------------------------------------------------------------------------- */ 2660/* ------------------------------------------------------------------------- */
2423/* 2661/*
2424 * Respond to a notification that a primary selection has been sent 2662 * Respond to a notification that a primary selection has been sent
2425 * EXT: SelectionNotify 2663 * EXT: SelectionNotify
2426 */ 2664 */
2427/* EXTPROTO */ 2665void
2428int
2429rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2666rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2430{ 2667{
2431 long nread = 0; 2668 if (prop == None) /* check for failed XConvertSelection */
2669 {
2670 if ((selection_type & Sel_CompoundText))
2671 {
2672 int selnum = selection_type & Sel_whereMask;
2673
2674 selection_type = 0;
2675 if (selnum != Sel_direct)
2676 selection_request_other (XA_STRING, selnum);
2677 }
2678
2679 if ((selection_type & Sel_UTF8String))
2680 {
2681 int selnum = selection_type & Sel_whereMask;
2682
2683 selection_type = Sel_CompoundText;
2684 if (selnum != Sel_direct)
2685 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2686 else
2687 selection_type = 0;
2688 }
2689
2690 return;
2691 }
2692
2432 unsigned long bytes_after; 2693 unsigned long bytes_after;
2433 XTextProperty ct; 2694 XTextProperty ct;
2434#ifdef MULTICHAR_SET
2435 int dummy_count;
2436 char **cl;
2437#endif
2438 2695
2439 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->h->selection_wait)); 2696 if (XGetWindowProperty (dpy, win, prop,
2440 2697 0, PROP_SIZE / 4,
2441 if (prop == None) { /* check for failed XConvertSelection */ 2698 delete_prop, AnyPropertyType,
2442#ifdef MULTICHAR_SET 2699 &ct.encoding, &ct.format,
2443 if ((R->h->selection_type & Sel_CompoundText)) { 2700 &ct.nitems, &bytes_after,
2444 int selnum = R->h->selection_type & Sel_whereMask; 2701 &ct.value) != Success)
2445
2446 R->h->selection_type = 0;
2447 if (selnum != Sel_direct)
2448 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2449 }
2450#endif
2451 return 0;
2452 } 2702 {
2453 for (;;) { 2703 ct.value = 0;
2454 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2704 goto bailout;
2455 (long)(PROP_SIZE / 4), delete_prop, 2705 }
2456 AnyPropertyType, &ct.encoding, &ct.format, 2706
2457 &ct.nitems, &bytes_after,
2458 &ct.value) != Success)
2459 break;
2460 if (ct.encoding == 0) { 2707 if (ct.encoding == None)
2461 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2708 goto bailout;
2462 break; 2709
2463 } 2710 if (bytes_after)
2711 {
2712 // fetch and append remaining data
2713 XTextProperty ct2;
2714
2715 if (XGetWindowProperty (dpy, win, prop,
2716 ct.nitems / 4, (bytes_after + 3) / 4,
2717 delete_prop, AnyPropertyType,
2718 &ct2.encoding, &ct2.format,
2719 &ct2.nitems, &bytes_after,
2720 &ct2.value) != Success)
2721 goto bailout;
2722
2723 // realloc should be compatible to XFree, here, and elsewhere, too
2724 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2725 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2726 ct.nitems += ct2.nitems;
2727
2728 XFree (ct2.value);
2729 }
2730
2464 if (ct.value == NULL) { 2731 if (ct.value == 0)
2465 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!")); 2732 goto bailout;
2466 continue; 2733
2467 } 2734 if (ct.encoding == xa[XA_INCR])
2735 {
2736 // INCR selection, start handshake
2737 if (!delete_prop)
2738 XDeleteProperty (dpy, win, prop);
2739
2740 selection_wait = Sel_incr;
2741 incr_buf_fill = 0;
2742 incr_ev.start (NOW + 10);
2743
2744 goto bailout;
2745 }
2746
2468 if (ct.nitems == 0) { 2747 if (ct.nitems == 0)
2469 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2748 {
2470 if (R->h->selection_wait == Sel_normal && nread == 0) { 2749 if (selection_wait == Sel_incr)
2471 /* 2750 {
2751 XFree (ct.value);
2752
2753 // finally complete, now paste the whole thing
2754 selection_wait = Sel_normal;
2755 ct.value = (unsigned char *)incr_buf;
2756 ct.nitems = incr_buf_fill;
2757 incr_buf = 0;
2758 incr_buf_size = 0;
2759 incr_ev.stop ();
2760 }
2761 else
2762 {
2763 if (selection_wait == Sel_normal
2764 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2765 {
2766 /*
2472 * pass through again trying CUT_BUFFER0 if we've come from 2767 * pass through again trying CUT_BUFFER0 if we've come from
2473 * XConvertSelection() but nothing was presented 2768 * XConvertSelection () but nothing was presented
2474 */ 2769 */
2475 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2770 selection_paste (display->root, XA_CUT_BUFFER0, False);
2476 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2771 }
2772
2773 goto bailout;
2774 }
2477 } 2775 }
2478 nread = -1; /* discount any previous stuff */ 2776 else if (selection_wait == Sel_incr)
2479 break; 2777 {
2480 } 2778 incr_ev.start (NOW + 10);
2481 nread += ct.nitems; 2779
2482#ifdef MULTICHAR_SET 2780 while (incr_buf_fill + ct.nitems > incr_buf_size)
2781 {
2782 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2783 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2784 }
2785
2786 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2787 incr_buf_fill += ct.nitems;
2788
2789 goto bailout;
2790 }
2791
2792 char **cl;
2793 int cr;
2794
2795#if !ENABLE_MINIMAL
2796 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2797 // so recode it manually
2798 if (ct.encoding == xa[XA_UTF8_STRING])
2799 {
2800 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2801 char *s = rxvt_wcstombs (w);
2802 free (w);
2803 // TODO: strlen == only the first element will be converted. well...
2804 paste (s, strlen (s));
2805 free (s);
2806 }
2807 else
2808#endif
2483 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl, 2809 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2484 &dummy_count) == Success && cl) { 2810 && cl)
2485 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0])); 2811 {
2812 for (int i = 0; i < cr; i++)
2813 paste (cl[i], strlen (cl[i]));
2814
2486 XFreeStringList(cl); 2815 XFreeStringList (cl);
2816 }
2487 } else 2817 else
2488#endif 2818 paste ((char *)ct.value, ct.nitems); // paste raw
2489 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems); 2819
2490 if (bytes_after == 0) 2820bailout:
2491 break;
2492 XFree(ct.value); 2821 XFree (ct.value);
2493 } 2822
2494 if (ct.value)
2495 XFree(ct.value);
2496 if (R->h->selection_wait == Sel_normal) 2823 if (selection_wait == Sel_normal)
2824 selection_wait = Sel_none;
2825}
2826
2827void
2828rxvt_term::incr_cb (time_watcher &w) NOTHROW
2829{
2497 R->h->selection_wait = Sel_none; 2830 selection_wait = Sel_none;
2498 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2499 return (int)nread;
2500}
2501 2831
2502/* 2832 incr_buf_size = 0;
2503 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za> 2833 free (incr_buf);
2504 */ 2834
2505/* EXTPROTO */ 2835 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2836}
2837
2506void 2838void
2507rxvt_selection_property(pR_ Window win, Atom prop) 2839rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2508{ 2840{
2509 int reget_time = 0; 2841 if (prop == None || selection_wait != Sel_incr)
2510
2511 if (prop == None)
2512 return;
2513 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2514 if (R->h->selection_wait == Sel_normal) {
2515 int a, afmt;
2516 Atom atype;
2517 unsigned long bytes_after, nitems;
2518 unsigned char *s = NULL;
2519
2520 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2521 R->h->xa[XA_INCR], &atype, &afmt, &nitems,
2522 &bytes_after, &s);
2523 if (s)
2524 XFree(s);
2525 if (a != Success)
2526 return; 2842 return;
2527#ifndef __CYGWIN32__ 2843
2528 if (atype == R->h->xa[XA_INCR]) { /* start an INCR transfer */ 2844 selection_paste (win, prop, true);
2529 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2530 XDeleteProperty(R->Xdisplay, win, prop);
2531 XFlush(R->Xdisplay);
2532 reget_time = 1;
2533 R->h->selection_wait = Sel_incr;
2534 }
2535#endif
2536 } else if (R->h->selection_wait == Sel_incr) {
2537 reget_time = 1;
2538 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2539 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2540 R->h->selection_wait = Sel_none;
2541 R->h->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2542 }
2543 }
2544 if (reget_time) { /* received more data so reget time */
2545 (void)gettimeofday(&(R->h->timeout[TIMEOUT_INCR]), NULL);
2546 R->h->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2547 }
2548} 2845}
2846
2549/* ------------------------------------------------------------------------- */ 2847/* ------------------------------------------------------------------------- */
2550/* 2848/*
2551 * Request the current selection: 2849 * Request the current selection:
2552 * Order: > internal selection if available 2850 * Order: > internal selection if available
2553 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2851 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2554 * > CUT_BUFFER0 2852 * > CUT_BUFFER0
2555 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2853 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2556 * will auto fallback to CUT_BUFFER0 2854 * will auto fallback to CUT_BUFFER0
2557 * EXT: button 2 release 2855 * EXT: button 2 release
2558 */ 2856 */
2559/* EXTPROTO */
2560void 2857void
2561rxvt_selection_request(pR_ Time tm, int x, int y) 2858rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2562{ 2859{
2563 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2860 if (selection.text && selnum == Sel_Primary)
2564 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2861 { /* internal selection */
2565 return; /* outside window */ 2862 char *str = rxvt_wcstombs (selection.text, selection.len);
2863 paste (str, strlen (str));
2864 free (str);
2865 return;
2866 }
2867 else
2868 {
2869 selection_request_time = tm;
2870 selection_wait = Sel_normal;
2566 2871
2567 if (R->selection.text != NULL) { /* internal selection */ 2872#if X_HAVE_UTF8_STRING
2568 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2873 selection_type = Sel_UTF8String;
2569 rxvt_PasteIt(aR_ R->selection.text, R->selection.len); 2874 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2570 return; 2875 return;
2571 } else {
2572 int i;
2573
2574 R->h->selection_request_time = tm;
2575 R->h->selection_wait = Sel_normal;
2576 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2577#ifdef MULTICHAR_SET
2578 R->h->selection_type = Sel_CompoundText;
2579#else 2876#else
2580 R->h->selection_type = 0; 2877 selection_type = Sel_CompoundText;
2581#endif 2878 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2582 if (rxvt_selection_request_other(aR_
2583#ifdef MULTICHAR_SET
2584 R->h->xa[XA_COMPOUND_TEXT],
2585#else
2586 XA_STRING,
2587#endif
2588 i))
2589 return; 2879 return;
2590 } 2880#endif
2591 } 2881 }
2882
2592 R->h->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2883 selection_wait = Sel_none; /* don't loop in selection_paste () */
2593 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2594 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2884 selection_paste (display->root, XA_CUT_BUFFER0, false);
2595} 2885}
2596 2886
2597/* INTPROTO */
2598int 2887int
2599rxvt_selection_request_other(pR_ Atom target, int selnum) 2888rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2600{ 2889{
2601 Atom sel; 2890 Atom sel;
2602#ifdef DEBUG_SELECT
2603 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2604#endif
2605 2891
2606 R->h->selection_type |= selnum; 2892 selection_type |= selnum;
2893
2607 if (selnum == Sel_Primary) 2894 if (selnum == Sel_Primary)
2608 sel = XA_PRIMARY; 2895 sel = XA_PRIMARY;
2609 else if (selnum == Sel_Secondary) 2896 else if (selnum == Sel_Secondary)
2610 sel = XA_SECONDARY; 2897 sel = XA_SECONDARY;
2611 else 2898 else
2612 sel = R->h->xa[XA_CLIPBOARD]; 2899 sel = xa[XA_CLIPBOARD];
2900
2613 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2901 if (XGetSelectionOwner (dpy, sel) != None)
2614 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2902 {
2615 XConvertSelection(R->Xdisplay, sel, target, R->h->xa[XA_VT_SELECTION], 2903 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2616 R->TermWin.vt, R->h->selection_request_time); 2904 vt, selection_request_time);
2617 return 1; 2905 return 1;
2618 } 2906 }
2907
2619 return 0; 2908 return 0;
2620} 2909}
2621 2910
2622/* ------------------------------------------------------------------------- */ 2911/* ------------------------------------------------------------------------- */
2623/* 2912/*
2624 * Clear all selected text 2913 * Clear all selected text
2625 * EXT: SelectionClear 2914 * EXT: SelectionClear
2626 */ 2915 */
2627/* EXTPROTO */
2628void 2916void
2629rxvt_selection_clear(pR) 2917rxvt_term::selection_clear () NOTHROW
2630{ 2918{
2631 D_SELECT((stderr, "rxvt_selection_clear()"));
2632
2633 R->h->want_refresh = 1; 2919 want_refresh = 1;
2634 if (R->selection.text)
2635 free(R->selection.text); 2920 free (selection.text);
2636 R->selection.text = NULL; 2921 selection.text = NULL;
2637 R->selection.len = 0; 2922 selection.len = 0;
2638 CLEAR_SELECTION(R); 2923 CLEAR_SELECTION ();
2924
2925 if (display->selection_owner == this)
2926 display->selection_owner = 0;
2639} 2927}
2640 2928
2641/* ------------------------------------------------------------------------- */ 2929/* ------------------------------------------------------------------------- */
2642/* 2930/*
2643 * Copy a selection into the cut buffer 2931 * Copy a selection into the cut buffer
2644 * EXT: button 1 or 3 release 2932 * EXT: button 1 or 3 release
2645 */ 2933 */
2646/* EXTPROTO */
2647void 2934void
2648rxvt_selection_make(pR_ Time tm) 2935rxvt_term::selection_make (Time tm)
2649{ 2936{
2650 int i, col, end_col, row, end_row; 2937 int i;
2651 unsigned char *new_selection_text; 2938 wchar_t *new_selection_text;
2652 char *str; 2939 text_t *t;
2653 text_t *t;
2654#ifdef ACS_ASCII
2655 rend_t *re;
2656#endif
2657 2940
2658 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2659 switch (R->selection.op) { 2941 switch (selection.op)
2942 {
2660 case SELECTION_CONT: 2943 case SELECTION_CONT:
2661 break; 2944 break;
2662 case SELECTION_INIT: 2945 case SELECTION_INIT:
2663 CLEAR_SELECTION(R); 2946 CLEAR_SELECTION ();
2664 /* FALLTHROUGH */ 2947 /* FALLTHROUGH */
2665 case SELECTION_BEGIN: 2948 case SELECTION_BEGIN:
2666 R->selection.op = SELECTION_DONE; 2949 selection.op = SELECTION_DONE;
2667 /* FALLTHROUGH */ 2950 /* FALLTHROUGH */
2668 default: 2951 default:
2669 return; 2952 return;
2670 } 2953 }
2954
2671 R->selection.op = SELECTION_DONE; 2955 selection.op = SELECTION_DONE;
2672 2956
2673 if (R->selection.clicks == 4) 2957 if (selection.clicks == 4)
2674 return; /* nothing selected, go away */ 2958 return; /* nothing selected, go away */
2675 2959
2960 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2961 return;
2962
2676 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2963 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2677 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2964 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2678 2965
2679 new_selection_text = (unsigned char *)str; 2966 int ofs = 0;
2967 int extra = 0;
2680 2968
2681 col = R->selection.beg.col; 2969 int col = selection.beg.col;
2682 MAX_IT(col, 0); 2970 int row = selection.beg.row;
2683 row = R->selection.beg.row + R->TermWin.saveLines;
2684 end_row = R->selection.end.row + R->TermWin.saveLines;
2685 2971
2972 int end_col;
2973
2686 for (; row <= end_row; row++, col = 0) 2974 for (; row <= selection.end.row; row++, col = 0)
2975 {
2976#if !ENABLE_MINIMAL
2977 if (selection.rect)
2687 { 2978 {
2688 t = &(R->screen.text[row][col]); 2979 col = selection.beg.col;
2980 end_col = ncol + 1;
2981 }
2982 else
2983#endif
2984 end_col = ROW(row).l;
2689 2985
2690 end_col = R->screen.tlen[row]; 2986 col = max (col, 0);
2691 2987
2692 if (end_col == -1)
2693 end_col = R->TermWin.ncol;
2694
2695 if (row == end_row) 2988 if (row == selection.end.row
2989#if !ENABLE_MINIMAL
2990 || selection.rect
2991#endif
2992 )
2696 MIN_IT (end_col, R->selection.end.col); 2993 min_it (end_col, selection.end.col);
2697 2994
2995 t = ROW(row).t + col;
2996
2698 for (; col < end_col; col++) 2997 for (; col < end_col; col++)
2998 {
2699 if (*t == NOCHAR) 2999 if (*t == NOCHAR)
2700 t++; 3000 t++;
3001#if ENABLE_COMBINING
3002 else if (IS_COMPOSE (*t))
3003 {
3004 int len = rxvt_composite.expand (*t, 0);
3005
3006 extra -= (len - 1);
3007
3008 if (extra < 0)
3009 {
3010 extra += i;
3011 i += i;
3012 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3013 }
3014
3015 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3016 }
3017#endif
2701 else 3018 else
2702 { 3019 new_selection_text[ofs++] = *t++;
2703 int len = wctomb (str, *t++);
2704 if (len > 0)
2705 str += len;
2706 }
2707
2708 if (R->screen.tlen[row] != -1 && row != end_row)
2709 *str++ = '\n';
2710 } 3020 }
2711 3021
2712#ifndef NO_OLD_SELECTION 3022#if !ENABLE_MINIMAL
2713 if (R->selection_style == OLD_SELECT) 3023 if (selection.rect)
2714 if (end_col == R->TermWin.ncol) 3024 {
2715 *str++ = '\n'; 3025 while (ofs
3026 && new_selection_text[ofs - 1] != C0_LF
3027 && unicode::is_space (new_selection_text[ofs - 1]))
3028 --ofs;
3029
3030 new_selection_text[ofs++] = C0_LF;
3031 }
3032 else
2716#endif 3033#endif
2717#ifndef NO_NEW_SELECTION 3034 if (!ROW(row).is_longer () && row != selection.end.row)
2718 if (R->selection_style != OLD_SELECT) 3035 new_selection_text[ofs++] = C0_LF;
3036 }
3037
2719 if (end_col != R->selection.end.col) 3038 if (end_col != selection.end.col)
2720 *str++ = '\n'; 3039 new_selection_text[ofs++] = C0_LF;
2721#endif
2722 *str = '\0';
2723 3040
2724 i = str - (char *)new_selection_text; 3041 new_selection_text[ofs] = 0;
3042
2725 if (i == 0) 3043 if (ofs == 0)
2726 { 3044 {
2727 free (new_selection_text); 3045 free (new_selection_text);
2728 return; 3046 return;
2729 } 3047 }
2730 3048
2731 // due to MB_MAX_CUR, selection wastage is usually high
2732 if (str - (char *)new_selection_text > 1024)
2733 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2734
2735 R->selection.len = i;
2736 if (R->selection.text)
2737 free (R->selection.text); 3049 free (selection.text);
2738 3050
2739 R->selection.text = new_selection_text; 3051 // we usually allocate much more than necessary, so realloc it smaller again
3052 selection.len = ofs;
3053 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2740 3054
2741 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3055 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2742 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3056 return;
2743 rxvt_print_error("can't get primary selection"); 3057
2744 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3058 selection_grab (tm);
2745 PropModeReplace, R->selection.text, (int)R->selection.len); 3059}
3060
3061bool
3062rxvt_term::selection_grab (Time tm) NOTHROW
3063{
2746 R->h->selection_time = tm; 3064 selection_time = tm;
2747 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3065
3066 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3067 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3068 {
3069 display->set_selection_owner (this);
3070 return true;
3071 }
3072 else
3073 {
3074 selection_clear ();
3075 return false;
3076 }
3077
3078#if 0
3079 XTextProperty ct;
3080
3081 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3082 {
3083 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3084 XFree (ct.value);
3085 }
3086#endif
2748} 3087}
2749 3088
2750/* ------------------------------------------------------------------------- */ 3089/* ------------------------------------------------------------------------- */
2751/* 3090/*
2752 * Mark or select text based upon number of clicks: 1, 2, or 3 3091 * Mark or select text based upon number of clicks: 1, 2, or 3
2753 * EXT: button 1 press 3092 * EXT: button 1 press
2754 */ 3093 */
2755/* EXTPROTO */
2756void 3094void
2757rxvt_selection_click(pR_ int clicks, int x, int y) 3095rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2758{ 3096{
2759 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2760
2761 clicks = ((clicks - 1) % 3) + 1; 3097 clicks = ((clicks - 1) % 3) + 1;
2762 R->selection.clicks = clicks; /* save clicks so extend will work */ 3098 selection.clicks = clicks; /* save clicks so extend will work */
2763 3099
3100 if (clicks == 2 && !selection.rect
3101 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3102 {
3103 MEvent.clicks = 1; // what a mess
3104 selection.screen = current_screen;
3105 selection.op = SELECTION_CONT;
3106 return;
3107 }
3108
2764 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3109 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3110
2765 if (clicks == 2 || clicks == 3) 3111 if (clicks == 2 || clicks == 3)
2766 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3112 selection_extend_colrow (selection.mark.col,
2767 R->selection.mark.row 3113 selection.mark.row - view_start,
2768 + R->TermWin.view_start, 3114 0, /* button 3 */
2769 0, /* button 3 */ 3115 1, /* button press */
2770 1, /* button press */ 3116 0); /* click change */
2771 0); /* click change */
2772} 3117}
2773 3118
2774/* ------------------------------------------------------------------------- */ 3119/* ------------------------------------------------------------------------- */
2775/* 3120/*
2776 * Mark a selection at the specified col/row 3121 * Mark a selection at the specified col/row
2777 */ 3122 */
2778/* INTPROTO */
2779void 3123void
2780rxvt_selection_start_colrow(pR_ int col, int row) 3124rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2781{ 3125{
2782 R->h->want_refresh = 1; 3126 want_refresh = 1;
3127
3128 selection.mark.row = row + view_start;
2783 R->selection.mark.col = col; 3129 selection.mark.col = col;
2784 R->selection.mark.row = row - R->TermWin.view_start; 3130
2785 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3131 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2786 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3132 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3133
3134 while (selection.mark.col > 0
3135 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2787 MAX_IT(R->selection.mark.col, 0); 3136 --selection.mark.col;
2788 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1); 3137
2789 3138 if (selection.op)
2790 if (R->selection.op) { /* clear the old selection */ 3139 { /* clear the old selection */
2791 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3140 selection.beg.row = selection.end.row = selection.mark.row;
2792 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3141 selection.beg.col = selection.end.col = selection.mark.col;
2793 } 3142 }
3143
2794 R->selection.op = SELECTION_INIT; 3144 selection.op = SELECTION_INIT;
2795 R->selection.screen = R->h->current_screen; 3145 selection.screen = current_screen;
2796} 3146}
2797 3147
2798/* ------------------------------------------------------------------------- */ 3148/* ------------------------------------------------------------------------- */
2799/* 3149/*
2800 * Word select: select text for 2 clicks 3150 * Word select: select text for 2 clicks
2801 * We now only find out the boundary in one direction 3151 * We now only find out the boundary in one direction
2802 */ 3152 */
2803 3153
2804/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3154/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2805#define DELIMIT_TEXT(x) \ 3155#define DELIMIT_TEXT(x) \
2806 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->h->rs[Rs_cutchars], (x)) != NULL)) 3156 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2807#ifdef MULTICHAR_SET
2808# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2809#else
2810# define DELIMIT_REND(x) 1 3157#define DELIMIT_REND(x) 1
2811#endif
2812 3158
2813/* INTPROTO */
2814void 3159void
2815rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3160rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2816{ 3161{
2817 int col, row, dirnadd, tcol, trow, w1, w2; 3162 int col, row, dirnadd, tcol, trow, w1, w2;
2818 row_col_t bound; 3163 row_col_t bound;
2819 text_t *stp; 3164 text_t *stp;
2820 rend_t *srp; 3165 rend_t *srp;
2821 3166
2822 if (dirn == UP) { 3167 if (dirn == UP)
2823 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1;
2824 bound.col = 0;
2825 dirnadd = -1;
2826 } else {
2827 bound.row = R->TermWin.saveLines + R->TermWin.nrow;
2828 bound.col = R->TermWin.ncol - 1;
2829 dirnadd = 1;
2830 } 3168 {
2831 row = mark->row + R->TermWin.saveLines; 3169 bound.row = top_row - 1;
3170 bound.col = 0;
3171 dirnadd = -1;
3172 }
3173 else
3174 {
3175 bound.row = nrow;
3176 bound.col = ncol - 1;
3177 dirnadd = 1;
3178 }
3179
3180 row = mark->row;
2832 col = mark->col; 3181 col = max (mark->col, 0);
2833 MAX_IT(col, 0); 3182
2834/* find the edge of a word */ 3183 /* find the edge of a word */
2835 stp = &(R->screen.text[row][col]); 3184 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2836 w1 = DELIMIT_TEXT(*stp); 3185 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2837 3186
2838 if (R->selection_style != NEW_SELECT) {
2839 if (w1 == 1) {
2840 stp += dirnadd;
2841 if (DELIMIT_TEXT(*stp) == 1)
2842 goto Old_Word_Selection_You_Die;
2843 col += dirnadd;
2844 }
2845 w1 = 0;
2846 }
2847 srp = (&R->screen.rend[row][col]);
2848 w2 = DELIMIT_REND(*srp);
2849
2850 for (;;) { 3187 for (;;)
3188 {
2851 for (; col != bound.col; col += dirnadd) { 3189 for (; col != bound.col; col += dirnadd)
3190 {
2852 stp += dirnadd; 3191 stp += dirnadd;
3192 srp += dirnadd;
3193
3194 if (*stp == NOCHAR)
3195 continue;
3196
2853 if (DELIMIT_TEXT(*stp) != w1) 3197 if (DELIMIT_TEXT (*stp) != w1)
2854 break; 3198 break;
2855 srp += dirnadd;
2856 if (DELIMIT_REND(*srp) != w2) 3199 if (DELIMIT_REND (*srp) != w2)
2857 break; 3200 break;
2858 } 3201 }
3202
2859 if ((col == bound.col) && (row != bound.row)) { 3203 if ((col == bound.col) && (row != bound.row))
2860 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) { 3204 {
2861 trow = row + dirnadd; 3205 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2862 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0; 3206 {
2863 if (R->screen.text[trow] == NULL) 3207 trow = row + dirnadd;
2864 break; 3208 tcol = dirn == UP ? ncol - 1 : 0;
2865 stp = &(R->screen.text[trow][tcol]); 3209
2866 srp = &(R->screen.rend[trow][tcol]); 3210 if (!ROW(trow).t)
3211 break;
3212
3213 stp = ROW(trow).t + tcol;
3214 srp = ROW(trow).r + tcol;
3215
2867 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2) 3216 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3217 break;
3218
3219 row = trow;
3220 col = tcol;
3221 continue;
3222 }
3223 }
2868 break; 3224 break;
2869 row = trow;
2870 col = tcol;
2871 continue;
2872 } 3225 }
2873 }
2874 break;
2875 }
2876 Old_Word_Selection_You_Die:
2877 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));
2878 3226
2879 if (dirn == DN) 3227 if (dirn == DN)
2880 col++; /* put us on one past the end */ 3228 col++; /* put us on one past the end */
2881 3229
2882/* Poke the values back in */ 3230 /* Poke the values back in */
2883 ret->row = row - R->TermWin.saveLines; 3231 ret->row = row;
2884 ret->col = col; 3232 ret->col = col;
2885} 3233}
2886 3234
2887/* ------------------------------------------------------------------------- */ 3235/* ------------------------------------------------------------------------- */
2888/* 3236/*
2889 * Extend the selection to the specified x/y pixel location 3237 * Extend the selection to the specified x/y pixel location
2890 * EXT: button 3 press; button 1 or 3 drag 3238 * EXT: button 3 press; button 1 or 3 drag
2891 * flag == 0 ==> button 1 3239 * flag == 0 ==> button 1
2892 * flag == 1 ==> button 3 press 3240 * flag == 1 ==> button 3 press
2893 * flag == 2 ==> button 3 motion 3241 * flag == 2 ==> button 3 motion
2894 */ 3242 */
2895/* EXTPROTO */
2896void 3243void
2897rxvt_selection_extend(pR_ int x, int y, int flag) 3244rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2898{ 3245{
2899 int col, row; 3246 int col = clamp (Pixel2Col (x), 0, ncol);
3247 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2900 3248
2901 col = Pixel2Col(x); 3249 /*
2902 row = Pixel2Row(y);
2903 MAX_IT(row, 0);
2904 MIN_IT(row, (int)R->TermWin.nrow - 1);
2905 MAX_IT(col, 0);
2906 MIN_IT(col, (int)R->TermWin.ncol);
2907#ifndef NO_NEW_SELECTION
2908/*
2909 * If we're selecting characters (single click) then we must check first 3250 * If we're selecting characters (single click) then we must check first
2910 * if we are at the same place as the original mark. If we are then 3251 * if we are at the same place as the original mark. If we are then
2911 * select nothing. Otherwise, if we're to the right of the mark, you have to 3252 * select nothing. Otherwise, if we're to the right of the mark, you have to
2912 * be _past_ a character for it to be selected. 3253 * be _past_ a character for it to be selected.
2913 */ 3254 */
2914 if (R->selection_style != OLD_SELECT) {
2915 if (((R->selection.clicks % 3) == 1) && !flag 3255 if (((selection.clicks % 3) == 1) && !flag
2916 && (col == R->selection.mark.col 3256 && (col == selection.mark.col
2917 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3257 && (row == selection.mark.row - view_start)))
3258 {
2918 /* select nothing */ 3259 /* select nothing */
2919 R->selection.beg.row = R->selection.end.row = 0; 3260 selection.beg.row = selection.end.row = 0;
2920 R->selection.beg.col = R->selection.end.col = 0; 3261 selection.beg.col = selection.end.col = 0;
2921 R->selection.clicks = 4; 3262 selection.clicks = 4;
2922 R->h->want_refresh = 1; 3263 want_refresh = 1;
2923 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2924 return; 3264 return;
2925 }
2926 } 3265 }
2927#endif 3266
2928 if (R->selection.clicks == 4) 3267 if (selection.clicks == 4)
2929 R->selection.clicks = 1; 3268 selection.clicks = 1;
3269
2930 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3270 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2931 flag == 1 ? 1 : 0, /* ? button press */ 3271 flag == 1 ? 1 : 0, /* ? button press */
2932 0); /* no click change */ 3272 0); /* no click change */
2933} 3273}
2934 3274
2935/* ------------------------------------------------------------------------- */ 3275/* ------------------------------------------------------------------------- */
2936/* 3276/*
2937 * Extend the selection to the specified col/row 3277 * Extend the selection to the specified col/row
2938 */ 3278 */
2939/* INTPROTO */
2940void 3279void
2941rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3280rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2942{ 3281{
2943 int16_t ncol = R->TermWin.ncol;
2944 int end_col;
2945 row_col_t pos; 3282 row_col_t pos;
2946 enum { 3283 enum {
2947 LEFT, RIGHT 3284 LEFT, RIGHT
2948 } closeto = RIGHT; 3285 } closeto = RIGHT;
2949 3286
2950 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));
2951 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));
2952
2953 R->h->want_refresh = 1; 3287 want_refresh = 1;
3288
2954 switch (R->selection.op) { 3289 switch (selection.op)
3290 {
2955 case SELECTION_INIT: 3291 case SELECTION_INIT:
2956 CLEAR_SELECTION(R); 3292 CLEAR_SELECTION ();
2957 R->selection.op = SELECTION_BEGIN; 3293 selection.op = SELECTION_BEGIN;
2958 /* FALLTHROUGH */ 3294 /* FALLTHROUGH */
2959 case SELECTION_BEGIN: 3295 case SELECTION_BEGIN:
2960 if (row != R->selection.mark.row || col != R->selection.mark.col 3296 if (row != selection.mark.row || col != selection.mark.col
2961 || (!button3 && buttonpress)) 3297 || (!button3 && buttonpress))
2962 R->selection.op = SELECTION_CONT; 3298 selection.op = SELECTION_CONT;
2963 break; 3299 break;
2964 case SELECTION_DONE: 3300 case SELECTION_DONE:
2965 R->selection.op = SELECTION_CONT; 3301 selection.op = SELECTION_CONT;
2966 /* FALLTHROUGH */ 3302 /* FALLTHROUGH */
2967 case SELECTION_CONT: 3303 case SELECTION_CONT:
2968 break; 3304 break;
2969 case SELECTION_CLEAR: 3305 case SELECTION_CLEAR:
2970 rxvt_selection_start_colrow(aR_ col, row); 3306 selection_start_colrow (col, row);
2971 /* FALLTHROUGH */ 3307 /* FALLTHROUGH */
2972 default: 3308 default:
2973 return; 3309 return;
2974 } 3310 }
3311
2975 if (R->selection.beg.col == R->selection.end.col 3312 if (selection.beg.col == selection.end.col
2976 && R->selection.beg.col != R->selection.mark.col 3313 && selection.beg.col != selection.mark.col
2977 && R->selection.beg.row == R->selection.end.row 3314 && selection.beg.row == selection.end.row
2978 && R->selection.beg.row != R->selection.mark.row) { 3315 && selection.beg.row != selection.mark.row)
3316 {
2979 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3317 selection.beg.col = selection.end.col = selection.mark.col;
2980 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3318 selection.beg.row = selection.end.row = selection.mark.row;
2981 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));
2982 } 3319 }
2983 3320
2984 pos.col = col; 3321 pos.col = col;
2985 pos.row = row; 3322 pos.row = view_start + row;
2986 3323
2987 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3324 /*
2988
2989#ifndef NO_OLD_SELECTION
2990/*
2991 * This mimics some of the selection behaviour of version 2.20 and before.
2992 * There are no ``selection modes'', button3 is always character extension.
2993 * Note: button3 drag is always available, c.f. v2.20
2994 * Selection always terminates (left or right as appropriate) at the mark.
2995 */
2996 if (R->selection_style == OLD_SELECT) {
2997 if (R->selection.clicks == 1 || button3) {
2998 if (R->h->hate_those_clicks) {
2999 R->h->hate_those_clicks = 0;
3000 if (R->selection.clicks == 1) {
3001 R->selection.beg.row = R->selection.mark.row;
3002 R->selection.beg.col = R->selection.mark.col;
3003 } else {
3004 R->selection.mark.row = R->selection.beg.row;
3005 R->selection.mark.col = R->selection.beg.col;
3006 }
3007 }
3008 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3009 R->selection.end.row = R->selection.mark.row;
3010 R->selection.end.col = R->selection.mark.col + 1;
3011 R->selection.beg.row = pos.row;
3012 R->selection.beg.col = pos.col;
3013 } else {
3014 R->selection.beg.row = R->selection.mark.row;
3015 R->selection.beg.col = R->selection.mark.col;
3016 R->selection.end.row = pos.row;
3017 R->selection.end.col = pos.col + 1;
3018 }
3019 } else if (R->selection.clicks == 2) {
3020 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark),
3021 &(R->selection.beg));
3022 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark),
3023 &(R->selection.end));
3024 R->h->hate_those_clicks = 1;
3025 } else if (R->selection.clicks == 3) {
3026 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3027 R->selection.beg.col = 0;
3028 R->selection.end.col = ncol;
3029 R->h->hate_those_clicks = 1;
3030 }
3031 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));
3032 return;
3033 }
3034#endif /* ! NO_OLD_SELECTION */
3035#ifndef NO_NEW_SELECTION
3036/* selection_style must not be OLD_SELECT to get here */
3037/*
3038 * This is mainly xterm style selection with a couple of differences, mainly 3325 * This is mainly xterm style selection with a couple of differences, mainly
3039 * in the way button3 drag extension works. 3326 * in the way button3 drag extension works.
3040 * We're either doing: button1 drag; button3 press; or button3 drag 3327 * We're either doing: button1 drag; button3 press; or button3 drag
3041 * a) button1 drag : select around a midpoint/word/line - that point/word/line 3328 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3042 * is always at the left/right edge of the R->selection. 3329 * is always at the left/right edge of the selection.
3043 * b) button3 press: extend/contract character/word/line at whichever edge of 3330 * b) button3 press: extend/contract character/word/line at whichever edge of
3044 * the selection we are closest to. 3331 * the selection we are closest to.
3045 * c) button3 drag : extend/contract character/word/line - we select around 3332 * c) button3 drag : extend/contract character/word/line - we select around
3046 * a point/word/line which is either the start or end of the selection 3333 * a point/word/line which is either the start or end of the selection
3047 * and it was decided by whichever point/word/line was `fixed' at the 3334 * and it was decided by whichever point/word/line was `fixed' at the
3048 * time of the most recent button3 press 3335 * time of the most recent button3 press
3049 */ 3336 */
3050 if (button3 && buttonpress) { /* button3 press */ 3337 if (button3 && buttonpress)
3051 /* 3338 { /* button3 press */
3339 /*
3052 * first determine which edge of the selection we are closest to 3340 * first determine which edge of the selection we are closest to
3053 */ 3341 */
3054 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3342 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3055 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3343 || (!ROWCOL_IS_AFTER (pos, selection.end)
3056 && (((pos.col - R->selection.beg.col) 3344 && (((pos.col - selection.beg.col)
3057 + ((pos.row - R->selection.beg.row) * ncol)) 3345 + ((pos.row - selection.beg.row) * ncol))
3058 < ((R->selection.end.col - pos.col) 3346 < ((selection.end.col - pos.col)
3059 + ((R->selection.end.row - pos.row) * ncol))))) 3347 + ((selection.end.row - pos.row) * ncol)))))
3060 closeto = LEFT; 3348 closeto = LEFT;
3349
3061 if (closeto == LEFT) { 3350 if (closeto == LEFT)
3351 {
3062 R->selection.beg.row = pos.row; 3352 selection.beg.row = pos.row;
3063 R->selection.beg.col = pos.col; 3353 selection.beg.col = pos.col;
3064 R->selection.mark.row = R->selection.end.row; 3354 selection.mark.row = selection.end.row;
3065 R->selection.mark.col = R->selection.end.col 3355 selection.mark.col = selection.end.col - (selection.clicks == 2);
3066 - (R->selection.clicks == 2); 3356 }
3067 } else { 3357 else
3358 {
3068 R->selection.end.row = pos.row; 3359 selection.end.row = pos.row;
3069 R->selection.end.col = pos.col; 3360 selection.end.col = pos.col;
3070 R->selection.mark.row = R->selection.beg.row; 3361 selection.mark.row = selection.beg.row;
3071 R->selection.mark.col = R->selection.beg.col; 3362 selection.mark.col = selection.beg.col;
3072 } 3363 }
3364 }
3365 else
3073 } else { /* button1 drag or button3 drag */ 3366 { /* button1 drag or button3 drag */
3074 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) { 3367 if (ROWCOL_IS_AFTER (selection.mark, pos))
3368 {
3075 if ((R->selection.mark.row == R->selection.end.row) 3369 if (selection.mark.row == selection.end.row
3076 && (R->selection.mark.col == R->selection.end.col) 3370 && selection.mark.col == selection.end.col
3077 && clickchange && R->selection.clicks == 2) 3371 && clickchange
3078 R->selection.mark.col--; 3372 && selection.clicks == 2)
3373 selection.mark.col--;
3374
3079 R->selection.beg.row = pos.row; 3375 selection.beg.row = pos.row;
3080 R->selection.beg.col = pos.col; 3376 selection.beg.col = pos.col;
3081 R->selection.end.row = R->selection.mark.row; 3377 selection.end.row = selection.mark.row;
3082 R->selection.end.col = R->selection.mark.col 3378 selection.end.col = selection.mark.col + (selection.clicks == 2);
3083 + (R->selection.clicks == 2); 3379 }
3084 } else { 3380 else
3381 {
3085 R->selection.beg.row = R->selection.mark.row; 3382 selection.beg.row = selection.mark.row;
3086 R->selection.beg.col = R->selection.mark.col; 3383 selection.beg.col = selection.mark.col;
3087 R->selection.end.row = pos.row; 3384 selection.end.row = pos.row;
3088 R->selection.end.col = pos.col; 3385 selection.end.col = pos.col;
3089 } 3386 }
3090 } 3387 }
3091 3388
3092 if (R->selection.clicks == 1) { 3389 if (selection.clicks == 1)
3093 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines]; 3390 {
3094 if (end_col != -1 && R->selection.beg.col > end_col) { 3391 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3095#if 1 3392 && !ROW(selection.beg.row).is_longer ()
3096 R->selection.beg.col = ncol; 3393#if !ENABLE_MINIMAL
3097#else 3394 && !selection.rect
3098 if (R->selection.beg.row != R->selection.end.row) 3395#endif
3396 )
3099 R->selection.beg.col = ncol; 3397 selection.beg.col = ncol;
3100 else 3398
3101 R->selection.beg.col = R->selection.mark.col; 3399 if (
3400 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3401 && !ROW(selection.end.row).is_longer ()
3402#if !ENABLE_MINIMAL
3403 && !selection.rect
3404#endif
3405 )
3406 selection.end.col = ncol;
3407 }
3408 else if (selection.clicks == 2)
3409 {
3410 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3411 selection.end.col--;
3412
3413 selection_delimit_word (UP, &selection.beg, &selection.beg);
3414 selection_delimit_word (DN, &selection.end, &selection.end);
3415 }
3416 else if (selection.clicks == 3)
3417 {
3418#if ENABLE_FRILLS
3419 if (option (Opt_tripleclickwords))
3420 {
3421 selection_delimit_word (UP, &selection.beg, &selection.beg);
3422
3423 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3424 {
3425 if (!ROW(end_row).is_longer ())
3426 {
3427 selection.end.row = end_row;
3428 selection.end.col = ROW(end_row).l;
3429# if !ENABLE_MINIMAL
3430 selection_remove_trailing_spaces ();
3102#endif 3431# endif
3103 } 3432 break;
3104 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines]; 3433 }
3105 if (end_col != -1 && R->selection.end.col > end_col) 3434 }
3106 R->selection.end.col = ncol; 3435 }
3107 3436 else
3108 } else if (R->selection.clicks == 2) { 3437#endif
3438 {
3109 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg)) 3439 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3110 R->selection.end.col--; 3440 selection.mark.col++;
3111 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3112 &(R->selection.beg));
3113 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3114 &(R->selection.end));
3115 } else if (R->selection.clicks == 3) {
3116#ifndef NO_FRILLS
3117 if ((R->Options & Opt_tripleclickwords)) {
3118 int end_row;
3119 3441
3120 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg), 3442 selection.beg.col = 0;
3121 &(R->selection.beg)); 3443 selection.end.col = ncol;
3122 end_row = R->screen.tlen[R->selection.mark.row 3444
3123 + R->TermWin.saveLines]; 3445 // select a complete logical line
3124 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow; 3446 while (selection.beg.row > -saveLines
3125 end_row++) { 3447 && ROW(selection.beg.row - 1).is_longer ())
3126 end_col = R->screen.tlen[end_row + R->TermWin.saveLines]; 3448 selection.beg.row--;
3127 if (end_col != -1) { 3449
3128 R->selection.end.row = end_row; 3450 while (selection.end.row < nrow
3129 R->selection.end.col = end_col; 3451 && ROW(selection.end.row).is_longer ())
3130 rxvt_selection_remove_trailing_spaces(aR); 3452 selection.end.row++;
3131 break; 3453 }
3132 }
3133 } 3454 }
3134 } else 3455
3135#endif 3456 if (button3 && buttonpress)
3136 { 3457 { /* mark may need to be changed */
3137 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3138 R->selection.mark.col++;
3139 R->selection.beg.col = 0;
3140 R->selection.end.col = ncol;
3141 }
3142 }
3143 if (button3 && buttonpress) { /* mark may need to be changed */
3144 if (closeto == LEFT) { 3458 if (closeto == LEFT)
3459 {
3145 R->selection.mark.row = R->selection.end.row; 3460 selection.mark.row = selection.end.row;
3146 R->selection.mark.col = R->selection.end.col 3461 selection.mark.col = selection.end.col - (selection.clicks == 2);
3147 - (R->selection.clicks == 2); 3462 }
3148 } else { 3463 else
3464 {
3149 R->selection.mark.row = R->selection.beg.row; 3465 selection.mark.row = selection.beg.row;
3150 R->selection.mark.col = R->selection.beg.col; 3466 selection.mark.col = selection.beg.col;
3151 } 3467 }
3152 } 3468 }
3153 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));
3154#endif /* ! NO_NEW_SELECTION */
3155}
3156 3469
3157#ifndef NO_FRILLS 3470#if !ENABLE_MINIMAL
3158/* INTPROTO */ 3471 if (selection.rect && selection.beg.col > selection.end.col)
3472 ::swap (selection.beg.col, selection.end.col);
3473#endif
3474}
3475
3476#if !ENABLE_MINIMAL
3159void 3477void
3160rxvt_selection_remove_trailing_spaces(pR) 3478rxvt_term::selection_remove_trailing_spaces () NOTHROW
3161{ 3479{
3162 int32_t end_col, end_row; 3480 int32_t end_col, end_row;
3163 text_t *stp; 3481 text_t *stp;
3164 3482
3165 end_col = R->selection.end.col; 3483 end_col = selection.end.col;
3166 end_row = R->selection.end.row; 3484 end_row = selection.end.row;
3485
3167 for ( ; end_row >= R->selection.beg.row; ) { 3486 for (; end_row >= selection.beg.row; )
3168 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3487 {
3488 stp = ROW(end_row).t;
3489
3169 while (--end_col >= 0) { 3490 while (--end_col >= 0)
3170 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3491 {
3171 break; 3492 if (stp[end_col] != NOCHAR
3172 } 3493 && !unicode::is_space (stp[end_col]))
3494 break;
3495 }
3496
3173 if (end_col >= 0 3497 if (end_col >= 0
3174 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3498 || !ROW(end_row - 1).is_longer ())
3499 {
3175 R->selection.end.col = end_col + 1; 3500 selection.end.col = end_col + 1;
3176 R->selection.end.row = end_row; 3501 selection.end.row = end_row;
3177 break; 3502 break;
3178 } 3503 }
3179 end_row--; 3504
3180 end_col = R->TermWin.ncol; 3505 end_row--;
3506 end_col = ncol;
3181 } 3507 }
3508
3182 if (R->selection.mark.row > R->selection.end.row) { 3509 if (selection.mark.row > selection.end.row)
3510 {
3183 R->selection.mark.row = R->selection.end.row; 3511 selection.mark.row = selection.end.row;
3184 R->selection.mark.col = R->selection.end.col; 3512 selection.mark.col = selection.end.col;
3513 }
3185 } else if (R->selection.mark.row == R->selection.end.row 3514 else if (selection.mark.row == selection.end.row
3186 && R->selection.mark.col > R->selection.end.col) 3515 && selection.mark.col > selection.end.col)
3187 R->selection.mark.col = R->selection.end.col; 3516 selection.mark.col = selection.end.col;
3188} 3517}
3189#endif 3518#endif
3190 3519
3191/* ------------------------------------------------------------------------- */ 3520/* ------------------------------------------------------------------------- */
3192/* 3521/*
3193 * Double click on button 3 when already selected 3522 * Double click on button 3 when already selected
3194 * EXT: button 3 double click 3523 * EXT: button 3 double click
3195 */ 3524 */
3196/* EXTPROTO */
3197void 3525void
3198rxvt_selection_rotate(pR_ int x, int y) 3526rxvt_term::selection_rotate (int x, int y) NOTHROW
3199{ 3527{
3200 R->selection.clicks = R->selection.clicks % 3 + 1; 3528 selection.clicks = selection.clicks % 3 + 1;
3201 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3529 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3202} 3530}
3203
3204/* ------------------------------------------------------------------------- */
3205/*
3206 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3207 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3208 * the X11 protocol.
3209 */
3210typedef CARD32 Atom32;
3211 3531
3212/* ------------------------------------------------------------------------- */ 3532/* ------------------------------------------------------------------------- */
3213/* 3533/*
3214 * Respond to a request for our current selection 3534 * Respond to a request for our current selection
3215 * EXT: SelectionRequest 3535 * EXT: SelectionRequest
3216 */ 3536 */
3217/* EXTPROTO */
3218void 3537void
3219rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3538rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3220{ 3539{
3221 XSelectionEvent ev; 3540 XSelectionEvent ev;
3222#ifdef USE_XIM 3541
3542 ev.type = SelectionNotify;
3543 ev.property = None;
3544 ev.display = rq.display;
3545 ev.requestor = rq.requestor;
3546 ev.selection = rq.selection;
3547 ev.target = rq.target;
3548 ev.time = rq.time;
3549
3550 if (rq.target == xa[XA_TARGETS])
3551 {
3223 Atom32 target_list[4]; 3552 Atom target_list[6];
3553 Atom *target = target_list;
3554
3555 *target++ = xa[XA_TARGETS];
3556 *target++ = xa[XA_TIMESTAMP];
3557 *target++ = XA_STRING;
3558 *target++ = xa[XA_TEXT];
3559 *target++ = xa[XA_COMPOUND_TEXT];
3560#if X_HAVE_UTF8_STRING
3561 *target++ = xa[XA_UTF8_STRING];
3562#endif
3563
3564 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3565 32, PropModeReplace,
3566 (unsigned char *)target_list, target - target_list);
3567 ev.property = rq.property;
3568 }
3569#if TODO // TODO
3570 else if (rq.target == xa[XA_MULTIPLE])
3571 {
3572 /* TODO: Handle MULTIPLE */
3573 }
3574#endif
3575 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3576 {
3577 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3578 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3579 ev.property = rq.property;
3580 }
3581 else if (rq.target == XA_STRING
3582 || rq.target == xa[XA_TEXT]
3583 || rq.target == xa[XA_COMPOUND_TEXT]
3584 || rq.target == xa[XA_UTF8_STRING]
3585 )
3586 {
3587 XTextProperty ct;
3588 Atom target = rq.target;
3589 short freect = 0;
3590 int selectlen;
3591 wchar_t *cl;
3592 enum {
3593 enc_string = XStringStyle,
3594 enc_text = XStdICCTextStyle,
3595 enc_compound_text = XCompoundTextStyle,
3596#ifdef X_HAVE_UTF8_STRING
3597 enc_utf8 = XUTF8StringStyle,
3224#else 3598#else
3225 Atom32 target_list[3]; 3599 enc_utf8 = -1,
3226#endif 3600#endif
3227 Atom target; 3601 } style;
3228 XTextProperty ct;
3229 XICCEncodingStyle style;
3230 char *cl[2], dummy[1];
3231 3602
3232 ev.type = SelectionNotify;
3233 ev.property = None;
3234 ev.display = rq->display;
3235 ev.requestor = rq->requestor;
3236 ev.selection = rq->selection;
3237 ev.target = rq->target;
3238 ev.time = rq->time;
3239
3240 if (rq->target == R->h->xa[XA_TARGETS]) {
3241 target_list[0] = (Atom32) R->h->xa[XA_TARGETS];
3242 target_list[1] = (Atom32) XA_STRING;
3243 target_list[2] = (Atom32) R->h->xa[XA_TEXT];
3244#ifdef USE_XIM
3245 target_list[3] = (Atom32) R->h->xa[XA_COMPOUND_TEXT];
3246#endif
3247 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3248 (8 * sizeof(target_list[0])), PropModeReplace,
3249 (unsigned char *)target_list,
3250 (sizeof(target_list) / sizeof(target_list[0])));
3251 ev.property = rq->property;
3252 } else if (rq->target == R->h->xa[XA_MULTIPLE]) {
3253 /* TODO: Handle MULTIPLE */
3254 } else if (rq->target == R->h->xa[XA_TIMESTAMP] && R->selection.text) {
3255 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3256 (8 * sizeof(Time)), PropModeReplace,
3257 (unsigned char *)&R->h->selection_time, 1);
3258 ev.property = rq->property;
3259 } else if (rq->target == XA_STRING 3603 if (target == XA_STRING)
3260 || rq->target == R->h->xa[XA_COMPOUND_TEXT] 3604 // we actually don't do XA_STRING, but who cares, as i18n clients
3261 || rq->target == R->h->xa[XA_TEXT]) { 3605 // will ask for another format anyways.
3262#ifdef USE_XIM 3606 style = enc_string;
3263 short freect = 0; 3607 else if (target == xa[XA_TEXT])
3608 style = enc_text;
3609 else if (target == xa[XA_COMPOUND_TEXT])
3610 style = enc_compound_text;
3611#if !ENABLE_MINIMAL
3612 else if (target == xa[XA_UTF8_STRING])
3613 style = enc_utf8;
3264#endif 3614#endif
3265 int selectlen; 3615 else
3266 3616 {
3267#ifdef USE_XIM
3268 if (rq->target != XA_STRING) {
3269 target = R->h->xa[XA_COMPOUND_TEXT]; 3617 target = xa[XA_COMPOUND_TEXT];
3270 style = (rq->target == R->h->xa[XA_COMPOUND_TEXT]) 3618 style = enc_compound_text;
3271 ? XCompoundTextStyle : XStdICCTextStyle; 3619 }
3272 } else 3620
3273#endif
3274 {
3275 target = XA_STRING;
3276 style = XStringStyle;
3277 }
3278 if (R->selection.text) { 3621 if (selection.text)
3279 cl[0] = (char *)R->selection.text; 3622 {
3623 cl = selection.text;
3280 selectlen = R->selection.len; 3624 selectlen = selection.len;
3281 } else { 3625 }
3282 cl[0] = dummy; 3626 else
3283 *dummy = '\0'; 3627 {
3628 cl = L"";
3284 selectlen = 0; 3629 selectlen = 0;
3285 } 3630 }
3286#ifdef USE_XIM 3631
3287 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3632#if !ENABLE_MINIMAL
3288 == Success) /* if we failed to convert then send it raw */ 3633 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3634 // so recode it manually
3635 if (style == enc_utf8)
3636 {
3637 freect = 1;
3638 ct.encoding = target;
3639 ct.format = 8;
3640 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3641 ct.nitems = strlen ((char *)ct.value);
3642 }
3643 else
3644#endif
3645 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3289 freect = 1; 3646 freect = 1;
3290 else 3647 else
3291#endif 3648 {
3292 { 3649 /* if we failed to convert then send it raw */
3293 ct.value = (unsigned char *)cl[0]; 3650 ct.value = (unsigned char *)cl;
3294 ct.nitems = selectlen; 3651 ct.nitems = selectlen;
3295 } 3652 ct.encoding = target;
3653 }
3654
3296 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3655 XChangeProperty (dpy, rq.requestor, rq.property,
3297 target, 8, PropModeReplace, 3656 ct.encoding, 8, PropModeReplace,
3298 ct.value, (int)ct.nitems); 3657 ct.value, (int)ct.nitems);
3299 ev.property = rq->property; 3658 ev.property = rq.property;
3300#ifdef USE_XIM 3659
3301 if (freect) 3660 if (freect)
3302 XFree(ct.value); 3661 XFree (ct.value);
3303#endif
3304 } 3662 }
3663
3305 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3664 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3306} 3665}
3307 3666
3308/* ------------------------------------------------------------------------- * 3667/* ------------------------------------------------------------------------- *
3309 * MOUSE ROUTINES * 3668 * MOUSE ROUTINES *
3310 * ------------------------------------------------------------------------- */ 3669 * ------------------------------------------------------------------------- */
3311 3670
3312/* 3671/*
3313 * return col/row values corresponding to x/y pixel values 3672 * return col/row values corresponding to x/y pixel values
3314 */ 3673 */
3315/* EXTPROTO */
3316void 3674void
3317rxvt_pixel_position(pR_ int *x, int *y) 3675rxvt_term::pixel_position (int *x, int *y) NOTHROW
3318{ 3676{
3319 *x = Pixel2Col(*x); 3677 *x = Pixel2Col (*x);
3320/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */ 3678 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3321 *y = Pixel2Row(*y); 3679 *y = Pixel2Row (*y);
3322/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */ 3680 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3323} 3681}
3682
3324/* ------------------------------------------------------------------------- */ 3683/* ------------------------------------------------------------------------- */
3325#ifdef USE_XIM 3684#ifdef USE_XIM
3326/* EXTPROTO */
3327void 3685void
3328rxvt_setPosition(pR_ XPoint *pos) 3686rxvt_term::im_set_position (XPoint &pos) NOTHROW
3329{ 3687{
3330 XWindowAttributes xwa; 3688 XWindowAttributes xwa;
3331 3689
3332 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa); 3690 XGetWindowAttributes (dpy, vt, &xwa);
3333 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x; 3691
3334 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y 3692 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3335 - R->TermWin.lineSpace; 3693 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3336} 3694}
3337#endif 3695#endif
3338/* ------------------------------------------------------------------------- */ 3696
3339 3697#if ENABLE_OVERLAY
3698void
3699rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3700{
3701 if (nrow < 1 || ncol < 1)
3702 return;
3703
3704 want_refresh = 1;
3705
3706 scr_overlay_off ();
3707
3708 if (x < 0) x = ncol - w;
3709 if (y < 0) y = nrow - h;
3710
3711 // make space for border
3712 w += 2; min_it (w, ncol);
3713 h += 2; min_it (h, nrow);
3714
3715 x -= 1; clamp_it (x, 0, ncol - w);
3716 y -= 1; clamp_it (y, 0, nrow - h);
3717
3718 ov_x = x; ov_y = y;
3719 ov_w = w; ov_h = h;
3720
3721 ov_text = new text_t *[h];
3722 ov_rend = new rend_t *[h];
3723
3724 for (y = 0; y < h; y++)
3725 {
3726 text_t *tp = ov_text[y] = new text_t[w];
3727 rend_t *rp = ov_rend[y] = new rend_t[w];
3728
3729 text_t t0, t1, t2;
3730 rend_t r = OVERLAY_RSTYLE;
3731
3732 if (y == 0)
3733 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3734 else if (y < h - 1)
3735 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3736 else
3737 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3738
3739 *tp++ = t0;
3740 *rp++ = r;
3741
3742 for (x = w - 2; x > 0; --x)
3743 {
3744 *tp++ = t1;
3745 *rp++ = r;
3746 }
3747
3748 *tp = t2;
3749 *rp = r;
3750 }
3751}
3752
3753void
3754rxvt_term::scr_overlay_off () NOTHROW
3755{
3756 if (!ov_text)
3757 return;
3758
3759 want_refresh = 1;
3760
3761 for (int y = 0; y < ov_h; y++)
3762 {
3763 delete [] ov_text[y];
3764 delete [] ov_rend[y];
3765 }
3766
3767 delete [] ov_text; ov_text = 0;
3768 delete [] ov_rend; ov_rend = 0;
3769}
3770
3771void
3772rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3773{
3774 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3775 return;
3776
3777 x++, y++;
3778
3779 ov_text[y][x] = text;
3780 ov_rend[y][x] = rend;
3781}
3782
3783void
3784rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3785{
3786 while (*s)
3787 scr_overlay_set (x++, y, *s++);
3788}
3789
3790void
3791rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3792{
3793 while (*s)
3794 {
3795 text_t t = *s++;
3796 int width = WCWIDTH (t);
3797
3798 while (width--)
3799 {
3800 scr_overlay_set (x++, y, t);
3801 t = NOCHAR;
3802 }
3803 }
3804}
3805
3806void
3807rxvt_term::scr_swap_overlay () NOTHROW
3808{
3809 if (!ov_text)
3810 return;
3811
3812 // swap screen mem with overlay
3813 for (int y = ov_h; y--; )
3814 {
3815 text_t *t1 = ov_text[y];
3816 rend_t *r1 = ov_rend[y];
3817
3818 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3819 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3820
3821 for (int x = ov_w; x--; )
3822 {
3823 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3824 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3825 }
3826 }
3827}
3828
3829#endif
3340/* ------------------------------------------------------------------------- * 3830/* ------------------------------------------------------------------------- */
3341 * DEBUG ROUTINES *
3342 * ------------------------------------------------------------------------- */
3343#if 0
3344/* INTPROTO */
3345void
3346rxvt_debug_colors(void)
3347{
3348 int color;
3349 const char *name[] = {
3350 "fg", "bg",
3351 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3352 };
3353 3831
3354 fprintf(stderr, "Color ( ");
3355 if (R->h->rstyle & RS_RVid)
3356 fprintf(stderr, "rvid ");
3357 if (R->h->rstyle & RS_Bold)
3358 fprintf(stderr, "bold ");
3359 if (R->h->rstyle & RS_Blink)
3360 fprintf(stderr, "blink ");
3361 if (R->h->rstyle & RS_Uline)
3362 fprintf(stderr, "uline ");
3363 fprintf(stderr, "): ");
3364
3365 color = GET_FGCOLOR(R->h->rstyle);
3366#ifndef NO_BRIGHTCOLOR
3367 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3368 color -= (minBrightCOLOR - minCOLOR);
3369 fprintf(stderr, "bright ");
3370 }
3371#endif
3372 fprintf(stderr, "%s on ", name[color]);
3373
3374 color = GET_BGCOLOR(R->h->rstyle);
3375#ifndef NO_BRIGHTCOLOR
3376 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3377 color -= (minBrightCOLOR - minCOLOR);
3378 fprintf(stderr, "bright ");
3379 }
3380#endif
3381 fprintf(stderr, "%s\n", name[color]);
3382}
3383#endif

Diff Legend

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