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 1.3 by pcg, Tue Nov 25 11:52:42 2003 UTC vs.
Revision 1.285 by root, Tue Dec 11 03:30:50 2007 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.3 2003/11/25 11:52:42 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 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
33#include "salloc.C" // HACK, should be a seperate compile!
34
36inline void fill_text (text_t *start, text_t value, int len) 35static inline void fill_text (text_t *start, text_t value, int len)
37{ 36{
38 while (len--) 37 while (len--)
39 *start++ = value; 38 *start++ = value;
40} 39}
41 40
42#define RESET_CHSTAT(H) \
43 if ((H)->chstat == WBYTE) \
44 (H)->chstat = SBYTE, (H)->lost_multi = 1
45
46/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
47#define PROP_SIZE 16384 42#define PROP_SIZE 256*1024
48#define TABSIZE 8 /* default tab size */ 43#define PASTE_SIZE 32768
44#define TABSIZE 8 /* default tab size */
49 45
50/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
51 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
52 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
53#define ZERO_SCROLLBACK(R) \ 49#define ZERO_SCROLLBACK() \
54 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 50 if (option (Opt_scrollTtyOutput)) \
55 (R)->TermWin.view_start = 0 51 view_start = 0
56#define CLEAR_SELECTION(R) \ 52#define CLEAR_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
59#define CLEAR_ALL_SELECTION(R) \ 55#define CLEAR_ALL_SELECTION() \
60 (R)->selection.beg.row = (R)->selection.beg.col \ 56 selection.beg.row = selection.beg.col \
61 = (R)->selection.mark.row = (R)->selection.mark.col \ 57 = selection.mark.row = selection.mark.col \
62 = (R)->selection.end.row = (R)->selection.end.col = 0 58 = selection.end.row = selection.end.col = 0
63 59
64#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
65 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 61 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
66#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
67 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 63 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
68#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) > (D))) 65 (((A) == (C)) && ((B) > (D)))
70#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
71 (((A) == (C)) && ((B) >= (D))) 67 (((A) == (C)) && ((B) >= (D)))
72#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) < (D))) 69 (((A) == (C)) && ((B) < (D)))
74#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
75 (((A) == (C)) && ((B) <= (D))) 71 (((A) == (C)) && ((B) <= (D)))
76 72
77/* these must be row_col_t */ 73/* these must be row_col_t */
78#define ROWCOL_IS_AFTER(X, Y) \ 74#define ROWCOL_IS_AFTER(X, Y) \
79 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 75 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IS_BEFORE(X, Y) \ 76#define ROWCOL_IS_BEFORE(X, Y) \
81 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_AFTER(X, Y) \ 78#define ROWCOL_IN_ROW_AFTER(X, Y) \
83 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 80#define ROWCOL_IN_ROW_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 82#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) 83 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) \ 84#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) 85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
90 86
91/* 87/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row> 88 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 89 * 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 90 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
95 */ 91 */
96#define drawBuffer (R->TermWin.vt) 92#define drawBuffer vt
97 93
98#define CLEAR_ROWS(row, num) \ 94#define CLEAR_ROWS(row, num) \
99 if (R->TermWin.mapped) \ 95 if (mapped) \
100 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \ 96 XClearArea (dpy, drawBuffer, 0, \
101 Row2Pixel(row), (unsigned int)R->TermWin.width, \ 97 Row2Pixel (row), (unsigned int)width, \
102 (unsigned int)Height2Pixel(num), False) 98 (unsigned int)Height2Pixel (num), False)
103 99
104#define CLEAR_CHARS(x, y, num) \ 100#define CLEAR_CHARS(x, y, num) \
105 if (R->TermWin.mapped) \ 101 if (mapped) \
106 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 102 XClearArea (dpy, drawBuffer, x, y, \
107 (unsigned int)Width2Pixel(num), \ 103 (unsigned int)Width2Pixel (num), \
108 (unsigned int)Height2Pixel(1), False) 104 (unsigned int)Height2Pixel (1), False)
109 105
110#define ERASE_ROWS(row, num) \ 106#define ERASE_ROWS(row, num) \
111 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \ 107 XFillRectangle (dpy, drawBuffer, gc, \
112 R->TermWin.int_bwidth, Row2Pixel(row), \ 108 0, Row2Pixel (row), \
113 (unsigned int)R->TermWin.width, \ 109 (unsigned int)width, \
114 (unsigned int)Height2Pixel(num)) 110 (unsigned int)Height2Pixel (num))
115 111
116/* ------------------------------------------------------------------------- * 112/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 113 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 114 * ------------------------------------------------------------------------- */
115
119/* Fill part/all of a line with blanks. */ 116/* Fill part/all of a line with blanks. */
120/* INTPROTO */
121void 117void
122rxvt_blank_line(pR_ text_t *et, rend_t *er, unsigned int width, rend_t efs) 118rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
123{ 119{
124 efs &= ~RS_baseattrMask; 120 if (!l.t)
121 {
122 lalloc (l);
123 col = 0;
124 width = ncol;
125 }
126
127 l.touch ();
128
129 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
125 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 130 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
126 131
132 text_t *et = l.t + col;
133 rend_t *er = l.r + col;
134
127 while (width--) 135 while (width--)
128 { 136 {
129 *et++ = ' '; 137 *et++ = ' ';
130 *er++ = efs; 138 *er++ = efs;
131 } 139 }
132} 140}
133 141
134/* ------------------------------------------------------------------------- */ 142/* ------------------------------------------------------------------------- */
135/* Fill a full line with blanks - make sure it is allocated first */ 143/* Fill a full line with blanks - make sure it is allocated first */
136/* INTPROTO */
137void 144void
138rxvt_blank_screen_mem(pR_ text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 145rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
139{ 146{
140 int width = R->TermWin.ncol; 147 scr_blank_line (l, 0, ncol, efs);
141 rend_t *er;
142 148
143#ifdef DEBUG_STRICT 149 l.l = 0;
144 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 150 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} 151}
152 152
153/* ------------------------------------------------------------------------- * 153/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 154 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 155 * ------------------------------------------------------------------------- */
156/* EXTPROTO */ 156
157void 157void
158rxvt_scr_reset(pR) 158rxvt_term::scr_reset ()
159{ 159{
160 unsigned int ncol, nrow, prev_ncol, prev_nrow, 160#if ENABLE_OVERLAY
161 total_rows, prev_total_rows; 161 scr_overlay_off ();
162 unsigned int p, q; 162#endif
163 int k;
164 rend_t setrstyle;
165 163
166 D_SCREEN((stderr, "rxvt_scr_reset()")); 164 rvideo_mode = false;
167 165 view_start = 0;
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R);
170 R->num_scr = 0; 166 num_scr = 0;
171 167
172 prev_ncol = R->prev_ncol; 168 if (ncol == 0)
173 prev_nrow = R->prev_nrow; 169 ncol = 80;
174 if (R->TermWin.ncol == 0) 170
175 R->TermWin.ncol = 80; 171 if (nrow == 0)
176 if (R->TermWin.nrow == 0) 172 nrow = 24;
177 R->TermWin.nrow = 24; 173
178 ncol = R->TermWin.ncol;
179 nrow = R->TermWin.nrow;
180 if (ncol == prev_ncol && nrow == prev_nrow) 174 if (ncol == prev_ncol && nrow == prev_nrow)
181 return; 175 return;
182 176
177 if (current_screen != PRIMARY)
178 scr_swap_screen ();
179
180 // we need at least two lines for wrapping to work correctly
181 while (nrow + saveLines < 2)
182 {
183 //TODO//FIXME
184 saveLines++;
185 prev_nrow--;
186 top_row--;
187 }
188
183 R->want_refresh = 1; 189 want_refresh = 1;
184 190
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 191 int prev_total_rows = prev_nrow + saveLines;
192 total_rows = nrow + saveLines;
187 193
188 R->screen.tscroll = 0; 194 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 195 screen.bscroll = nrow - 1;
190 196
191 if (prev_nrow == 0) { 197 if (!row_buf)
192/* 198 {
199 /*
193 * A: first time called so just malloc everything : don't rely on realloc 200 * 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 201 */
195 */ 202 top_row = 0;
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 203 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 *));
200 204
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
203 207
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 208 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 *)); 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208 211
209 for (p = 0; p < nrow; p++) { 212 for (int row = nrow; row--; )
210 q = p + R->TermWin.saveLines; 213 {
211 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, 214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
212 q, DEFAULT_RSTYLE); 215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
213 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend, 216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
214 p, DEFAULT_RSTYLE); 217 }
215 R->screen.tlen[q] = R->swap.tlen[p] = 0; 218
216 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend, 219 memset (charsets, 'B', sizeof (charsets));
217 p, DEFAULT_RSTYLE);
218 }
219 MEMSET(R->charsets, 'B', sizeof(R->charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->rstyle = DEFAULT_RSTYLE; 220 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 221 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 222 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 223 screen.charset = 0;
225 R->current_screen = PRIMARY; 224 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 225 scr_cursor (SAVE);
226
227#if NSCREENS 227#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 228 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 229 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 230 swap.charset = 0;
231 R->current_screen = SECONDARY; 231 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 232 scr_cursor (SAVE);
233 R->current_screen = PRIMARY; 233 current_screen = PRIMARY;
234#endif 234#endif
235
235 R->selection.text = NULL; 236 selection.text = NULL;
236 R->selection.len = 0; 237 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 240 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 241 }
241 R->rvideo = 0; 242 else
242 243 {
243 } else { 244 /*
244/*
245 * B1: add or delete rows as appropriate 245 * add or delete rows as appropriate
246 */ 246 */
247 setrstyle = DEFAULT_RSTYLE;
248 247
248 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
249 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
250
251#if 0
249 if (nrow < prev_nrow) { 252 if (nrow < prev_nrow)
250 /* delete rows */ 253 {
251 k = min(R->TermWin.nscrolled, prev_nrow - nrow); 254 for (int row = nrow; row < prev_nrow; row++)
252 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1); 255 {
253 for (p = nrow; p < prev_nrow; p++) { 256 lfree (swap_buf [row]);
254 q = p + R->TermWin.saveLines; 257 lfree (drawn_buf[row]);
255 if (R->screen.text[q]) { 258 }
259 }
260#endif
261
262 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
263 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
264
265 for (int row = min (nrow, prev_nrow); row--; )
266 {
267 lresize (drawn_buf[row]);
268 lresize (swap_buf [row]);
269 }
270
271 for (int row = prev_nrow; row < nrow; row++)
272 {
273 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
274 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
275 }
276
277 line_t *old_buf = row_buf;
278 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
279
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row
283
284 if (top_row)
285 {
286 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
287 // to come up with a lean and mean algorithm.
288
289 row_col_t ocur = screen.cur;
290 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
291
292 do
293 {
294 p = MOD (p - 1, prev_total_rows);
256#ifdef DEBUG_STRICT 295#ifdef DEBUG_STRICT
257 assert(R->screen.rend[q]); 296 assert (old_buf [MOD (p, prev_total_rows)].t);
258#endif 297#endif
259 free(R->screen.text[q]); 298 int plines = 1;
260 free(R->screen.rend[q]); 299 int llen = old_buf [MOD (p, prev_total_rows)].l;
261 } 300
262 if (R->swap.text[p]) { 301 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
263#ifdef DEBUG_STRICT 302 {
264 assert(R->swap.rend[p]); 303 p = MOD (p - 1, prev_total_rows);
265#endif 304
266 free(R->swap.text[p]); 305 plines++;
267 free(R->swap.rend[p]); 306 llen += prev_ncol;
268 } 307 }
269#ifdef DEBUG_STRICT 308
270 assert(R->drawn_text[p] && R->drawn_rend[p]); 309 int qlines = max (0, (llen - 1) / ncol) + 1;
271#endif 310
272 free(R->drawn_text[p]); 311 // drop partial lines completely
273 free(R->drawn_rend[p]); 312 if (q < qlines)
313 break;
314
315 q -= qlines;
316
317 int lofs = 0;
318 line_t *qline;
319
320 // re-assemble the full line by destination lines
321 for (int qrow = q; qlines--; qrow++)
322 {
323 qline = row_buf + qrow;
324 lalloc (*qline);
325 qline->l = ncol;
326 qline->is_longer (1);
327
328 int qcol = 0;
329
330 // see below for cursor adjustment rationale
331 if (p == ocur.row)
332 screen.cur.row = q - (total_rows - nrow);
333
334 // fill a single destination line
335 while (lofs < llen && qcol < ncol)
336 {
337 int prow = lofs / prev_ncol;
338 int pcol = lofs % prev_ncol;
339
340 prow = MOD (p + prow, prev_total_rows);
341
342 // we only adjust the cursor _row_ and put it into
343 // the topmost line of "long line" it was in, as
344 // this seems to upset applications/shells/readline
345 // least.
346 if (prow == ocur.row)
347 screen.cur.row = q - (total_rows - nrow);
348
349 line_t &pline = old_buf [prow];
350
351 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
352
353 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
354 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
355
356 lofs += len;
357 qcol += len;
358 }
359 }
360
361 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
362 qline->is_longer (0);
363 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
364 }
365 while (p != pend && q > 0);
366
367 term_start = total_rows - nrow;
368 top_row = q - term_start;
369
370 // make sure all terminal lines exist
371 while (top_row > 0)
372 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
373 }
374 else
375 {
376 // if no scrollback exists (yet), wing, instead of wrap
377
378 for (int row = min (nrow, prev_nrow); row--; )
379 {
380 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
381 line_t &qline = row_buf [row];
382
383 qline = pline;
384 lresize (qline);
385 }
386
387 for (int row = prev_nrow; row < nrow; row++)
388 {
389 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
390 }
391
392 term_start = 0;
393 }
394
395 free (old_buf);
396 delete old_ta;
397 delete old_ra;
398
399 clamp_it (screen.cur.row, 0, nrow - 1);
400 clamp_it (screen.cur.col, 0, ncol - 1);
401
402 free (tabs);
274 } 403 }
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);
278 404
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 405 CLEAR_ALL_SELECTION ();
280 406
281 } else if (nrow > prev_nrow) {
282 /* add rows */
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */
284
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow);
286 for (p = prev_total_rows; p < total_rows; p++) {
287 R->screen.tlen[p] = 0;
288 R->screen.text[p] = NULL;
289 R->screen.rend[p] = NULL;
290 }
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));
361
362 for (p = 0; p < ncol; p++)
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
364
365 R->prev_nrow = nrow; 407 prev_nrow = nrow;
366 R->prev_ncol = ncol; 408 prev_ncol = ncol;
367 409
368 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->cmd_pid); 410 tabs = (char *)rxvt_malloc (ncol);
369}
370 411
371/* INTPROTO */ 412 for (int col = ncol; --col; )
372void 413 tabs [col] = col % TABSIZE == 0;
373rxvt_scr_reset_realloc(pR)
374{
375 uint16_t total_rows, nrow;
376 414
377 nrow = R->TermWin.nrow; 415 if (current_screen != PRIMARY)
378 total_rows = nrow + R->TermWin.saveLines; 416 scr_swap_screen ();
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 *));
384 417
385 R->screen.tlen = (int16_t *)rxvt_realloc(R->screen.tlen, total_rows * sizeof(int16_t)); 418 tt_winch ();
386 R->swap.tlen = (int16_t *)rxvt_realloc(R->swap.tlen , total_rows * sizeof(int16_t));
387 419
388 R->screen.rend = (rend_t **)rxvt_realloc(R->screen.rend, total_rows * sizeof(rend_t *)); 420 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
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} 421}
394 422
395/* ------------------------------------------------------------------------- */ 423/* ------------------------------------------------------------------------- */
396/* 424/*
397 * Free everything. That way malloc debugging can find leakage. 425 * Free everything. That way malloc debugging can find leakage.
398 */ 426 */
399/* EXTPROTO */
400void 427void
401rxvt_scr_release(pR) 428rxvt_term::scr_release () NOTHROW
402{ 429{
403 uint16_t total_rows; 430 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 } 431 {
416 for (i = 0; i < R->TermWin.nrow; i++) { 432 delete talloc; talloc = 0;
417 free(R->drawn_text[i]); 433 delete ralloc; ralloc = 0;
418 free(R->drawn_rend[i]); 434
419 free(R->swap.text[i]); 435 free (row_buf);
420 free(R->swap.rend[i]); 436 free (swap_buf);
421 } 437 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); 438 free (tabs);
433 439
434/* NULL these so if anything tries to use them, we'll know about it */ 440 row_buf = 0; // signal that we freed all the arrays
435 R->screen.text = R->drawn_text = R->swap.text = NULL; 441 }
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} 442}
442 443
443/* ------------------------------------------------------------------------- */ 444/* ------------------------------------------------------------------------- */
444/* 445/*
445 * Hard reset 446 * Hard reset
446 */ 447 */
447/* EXTPROTO */
448void 448void
449rxvt_scr_poweron(pR) 449rxvt_term::scr_poweron ()
450{ 450{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 451 scr_release ();
454 R->prev_nrow = R->prev_ncol = 0; 452 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 453 scr_reset ();
456 454
457 rxvt_scr_clear(aR); 455 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 456 scr_refresh ();
459#ifdef RXVT_GRAPHICS
460 rxvt_Gr_reset(aR);
461#endif
462} 457}
463 458
464/* ------------------------------------------------------------------------- * 459/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 460 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 461 * ------------------------------------------------------------------------- */
467/* 462/*
468 * Save and Restore cursor 463 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 464 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 465 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 466 */
472/* EXTPROTO */
473void 467void
474rxvt_scr_cursor(pR_ int mode) 468rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
475{ 469{
476 screen_t *s; 470 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 471
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 472#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->current_screen == SECONDARY) 473 if (current_screen == SECONDARY)
482 s = &(R->swap); 474 s = &swap;
483 else 475 else
484#endif 476#endif
485 s = &(R->screen); 477 s = &screen;
478
486 switch (mode) { 479 switch (mode)
480 {
487 case SAVE: 481 case SAVE:
488 s->s_cur.row = s->cur.row; 482 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 483 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->rstyle; 484 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 485 s->s_charset = screen.charset;
492 s->s_charset_char = R->charsets[s->charset]; 486 s->s_charset_char = charsets[screen.charset];
493 break; 487 break;
488
494 case RESTORE: 489 case RESTORE:
495 R->want_refresh = 1; 490 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 491 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 492 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 493 screen.flags &= ~Screen_WrapNext;
499 R->rstyle = s->s_rstyle; 494 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 495 screen.charset = s->s_charset;
501 R->charsets[s->charset] = s->s_charset_char; 496 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 497 set_font_style ();
503 break; 498 break;
504 } 499 }
500
505/* boundary check in case screen size changed between SAVE and RESTORE */ 501 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 502 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 503 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT 504#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 505 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 506 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 507#endif
508}
509
510void
511rxvt_term::scr_swap_screen ()
512{
513 if (!option (Opt_secondaryScreen))
514 return;
515
516 for (int i = prev_nrow; i--; )
517 ::swap (ROW(i), swap_buf [i]);
518
519 ::swap (screen.cur, swap.cur);
520
521 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
522 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
515} 523}
516 524
517/* ------------------------------------------------------------------------- */ 525/* ------------------------------------------------------------------------- */
518/* 526/*
519 * Swap between primary and secondary screens 527 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 528 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 529 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 530 */
523/* EXTPROTO */ 531void
524int
525rxvt_scr_change_screen(pR_ int scrn) 532rxvt_term::scr_change_screen (int scrn)
526{ 533{
527 int i; 534 if (scrn == current_screen)
535 return;
536
537 want_refresh = 1;
538 view_start = 0;
539
540 selection_check (2); /* check for boundary cross */
541
542 int i = current_screen; current_screen = scrn; scrn = i;
543
528#if NSCREENS 544#if NSCREENS
529 int offset; 545 if (option (Opt_secondaryScreen))
530#endif 546 {
531
532 R->want_refresh = 1;
533
534 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
535
536 R->TermWin.view_start = 0;
537 RESET_CHSTAT(R);
538
539 if (R->current_screen == scrn)
540 return R->current_screen;
541
542 rxvt_selection_check(aR_ 2); /* check for boundary cross */
543
544 SWAP_IT(R->current_screen, scrn, int);
545#if NSCREENS
546 R->num_scr = 0; 547 num_scr = 0;
547 offset = R->TermWin.saveLines; 548
548 for (i = R->prev_nrow; i--;) { 549 scr_swap_screen ();
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 550
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 551 ::swap (screen.charset, swap.charset);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 552 ::swap (screen.flags, swap.flags);
552 }
553 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
554 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
555# ifdef DEBUG_STRICT
556 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
557 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
558# else /* drive with your eyes closed */
559 MAX_IT(R->screen.cur.row, 0);
560 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
561 MAX_IT(R->screen.cur.col, 0);
562 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
563# endif
564 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
565 SWAP_IT(R->screen.flags, R->swap.flags, int);
566 R->screen.flags |= Screen_VisibleCursor; 553 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 554 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 } 555 }
556 else
575# endif 557#endif
576#else 558 if (option (Opt_secondaryScroll))
577# ifdef SCROLL_ON_NO_SECONDARY
578# ifdef RXVT_GRAPHICS
579 if (rxvt_Gr_Displayed(aR))
580 rxvt_Gr_ClearScreen(aR);
581# endif
582 if (R->current_screen == PRIMARY
583# ifdef RXVT_GRAPHICS
584 && !rxvt_Gr_Displayed(aR)
585# endif
586 )
587 rxvt_scroll_text(aR_ 0, (R->prev_nrow - 1), R->prev_nrow, 0); 559 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
588# endif 560}
589#endif 561
562// clear WrapNext indicator, solidifying position on next line
563void
564rxvt_term::scr_do_wrap () NOTHROW
565{
566 if (!(screen.flags & Screen_WrapNext))
590 return scrn; 567 return;
568
569 screen.flags &= ~Screen_WrapNext;
570
571 screen.cur.col = 0;
572
573 if (screen.cur.row == screen.bscroll)
574 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
575 else if (screen.cur.row < nrow - 1)
576 screen.cur.row++;
591} 577}
592 578
593/* ------------------------------------------------------------------------- */ 579/* ------------------------------------------------------------------------- */
594/* 580/*
595 * Change the colour for following text 581 * Change the colour for following text
596 */ 582 */
597/* EXTPROTO */
598void 583void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 584rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 585{
586 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 587 color = fgbg;
588
602 if (fgbg == Color_fg) 589 if (fgbg == Color_fg)
603 R->rstyle = SET_FGCOLOR(R->rstyle, color); 590 rstyle = SET_FGCOLOR (rstyle, color);
604 else 591 else
605 R->rstyle = SET_BGCOLOR(R->rstyle, color); 592 rstyle = SET_BGCOLOR (rstyle, color);
606} 593}
607 594
608/* ------------------------------------------------------------------------- */ 595/* ------------------------------------------------------------------------- */
609/* 596/*
610 * Change the rendition style for following text 597 * Change the rendition style for following text
611 */ 598 */
612/* EXTPROTO */
613void 599void
614rxvt_scr_rendition(pR_ int set, int style) 600rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 601 {
616 if (set) 602 if (set)
617 R->rstyle |= style; 603 rstyle |= style;
618 else if (style == ~RS_None) 604 else if (style == ~RS_None)
619 R->rstyle = DEFAULT_RSTYLE; 605 rstyle = DEFAULT_RSTYLE;
620 else 606 else
621 R->rstyle &= ~style; 607 rstyle &= ~style;
622} 608 }
623 609
624/* ------------------------------------------------------------------------- */ 610/* ------------------------------------------------------------------------- */
625/* 611/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 612 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 613 * count positive ==> scroll up
628 * count negative ==> scroll down 614 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 615 */
631/* EXTPROTO */
632int 616int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 617rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
634{ 618{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 619 if (count == 0 || (row1 > row2))
639 return 0; 620 return 0;
640 621
641 R->want_refresh = 1; 622 want_refresh = 1;
642 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->current_screen == PRIMARY) ? "Primary" : "Secondary")); 623 num_scr += count;
643 624
644 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 625 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 626 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 627 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 628 {
648 else 629 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;
657 630
631 // scroll everything up 'count' lines
632 term_start = (term_start + count) % total_rows;
633
634 // sever bottommost line
635 {
636 line_t &l = ROW(row2 - count);
637 l.is_longer (0);
638 l.touch ();
639 }
640
641 // erase newly scrolled-in lines
642 for (int i = count; i--; )
643 {
644 line_t &l = ROW(nrow - 1 - i);
645
646 // optimize if already cleared, can be significant on slow machines
647 // could be rolled into scr_blank_screen_mem
648 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
649 {
650 scr_blank_line (l, 0, l.l, rstyle);
651 l.l = 0;
652 l.f = 0;
653 }
654 else
655 scr_blank_screen_mem (l, rstyle);
656 }
657
658 // now copy lines below the scroll region bottom to the
659 // bottom of the screen again, so they look as if they
660 // hadn't moved.
661 for (int i = nrow; --i > row2; )
662 {
663 line_t &l1 = ROW(i - count);
664 line_t &l2 = ROW(i);
665
666 ::swap (l1, l2);
667 l2.touch ();
668 }
669
670 // move and/or clear selection, if any
658 if (R->selection.op && R->current_screen == R->selection.screen) { 671 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 672 {
660 j = R->selection.end.row + R->TermWin.saveLines; 673 selection.beg.row -= count;
661 if ((i < row1 && j > row1) 674 selection.end.row -= count;
662 || (i < row2 && j > row2) 675 selection.mark.row -= count;
663 || (i - count < row1 && i >= row1) 676
664 || (i - count > row2 && i <= row2) 677 if (selection.beg.row < top_row
665 || (j - count < row1 && j >= row1) 678 || selection.end.row < top_row
666 || (j - count > row2 && j <= row2)) { 679 || selection.mark.row < top_row)
680 {
667 CLEAR_ALL_SELECTION(R); 681 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 682 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 683 }
684 }
685
686 // finally move the view window, if desired
687 if (option (Opt_scrollWithBuffer)
688 && view_start != 0
689 && view_start != -saveLines)
690 scr_page (UP, count);
691
692 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
693 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
694 }
695 else
696 {
697 if (selection.op && current_screen == selection.screen)
698 {
699 if ((selection.beg.row < row1 && selection.end.row > row1)
700 || (selection.beg.row < row2 && selection.end.row > row2)
701 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
702 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
703 || (selection.end.row - count < row1 && selection.end.row >= row1)
704 || (selection.end.row - count > row2 && selection.end.row <= row2))
705 {
706 CLEAR_ALL_SELECTION ();
707 selection.op = SELECTION_CLEAR;
708 }
709 else if (selection.end.row >= row1 && selection.end.row <= row2)
710 {
670 /* move selected region too */ 711 /* move selected region too */
671 R->selection.beg.row -= count; 712 selection.beg.row -= count;
672 R->selection.end.row -= count; 713 selection.end.row -= count;
673 R->selection.mark.row -= count; 714 selection.mark.row -= count;
674 }
675 }
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 715
678 R->num_scr += count; 716 selection_check (0);
679 j = count; 717 }
680 if (count < 0) 718 }
681 count = -count; 719
720 // use a simple and robust scrolling algorithm, this
721 // part of scr_scroll_text is not time-critical.
722
682 i = row2 - row1 + 1; 723 int rows = row2 - row1 + 1;
683 MIN_IT(count, i);
684 724
685 if (j > 0) { 725 min_it (count, rows);
686/* A: scroll up */
687 726
688/* A1: Copy lines that will get clobbered by the rotation */ 727 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 */
702 728
703/* B1: Copy lines that will get clobbered by the rotation */ 729 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 730 {
705 R->buf_text[i] = R->screen.text[j]; 731 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 }
717 732
718/* C: Resurrect lines */ 733 if (!IN_RANGE_EXC (row + count, 0, rows))
719 for (; i--; j++) { 734 scr_blank_screen_mem (temp_buf [row], rstyle);
720 R->screen.tlen[j] = 0; 735 }
721 R->screen.text[j] = R->buf_text[i];
722 R->screen.rend[j] = R->buf_rend[i];
723 if (!spec) /* line length may not equal TermWin.ncol */
724 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
725 (unsigned int)j, R->rstyle);
726 }
727 736
728#ifdef RXVT_GRAPHICS 737 for (int row = 0; row < rows; row++)
729 if (rxvt_Gr_Displayed(aR)) 738 ROW(row1 + row) = temp_buf [row];
730 rxvt_Gr_scroll(aR_ count); 739 }
731#endif 740
732 return count; 741 return count;
733} 742}
734 743
735/* ------------------------------------------------------------------------- */ 744/* ------------------------------------------------------------------------- */
736/* 745/*
737 * Add text given in <str> of length <len> to screen struct 746 * Add text given in <str> of length <len> to screen struct
738 */ 747 */
739/* EXTPROTO */
740void 748void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 749rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 750{
751 if (len <= 0) /* sanity */
752 return;
753
743 unsigned char checksel, clearsel; 754 unsigned char checksel;
744 uint32_t c; 755 unicode_t c;
745 int i, row, last_col; 756 int ncol = this->ncol;
746 text_t *stp; 757 const wchar_t *strend = str + len;
747 rend_t *srp;
748 758
749 if (len <= 0) /* sanity */
750 return;
751
752 R->want_refresh = 1; 759 want_refresh = 1;
753 last_col = R->TermWin.ncol;
754
755 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
756 ZERO_SCROLLBACK(R); 760 ZERO_SCROLLBACK ();
761
757 if (nlines > 0) { 762 if (minlines > 0)
763 {
758 nlines += (R->screen.cur.row - R->screen.bscroll); 764 minlines += screen.cur.row - screen.bscroll;
759 if ((nlines > 0) 765 min_it (minlines, screen.cur.row - top_row);
766
767 if (minlines > 0
760 && (R->screen.tscroll == 0) 768 && screen.tscroll == 0
761 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 769 && screen.bscroll == nrow - 1)
770 {
762 /* _at least_ this many lines need to be scrolled */ 771 /* _at least_ this many lines need to be scrolled */
763 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 772 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
764 0); 773 screen.cur.row -= minlines;
765 R->screen.cur.row -= nlines; 774 }
766 }
767 } 775 }
776
768#ifdef DEBUG_STRICT 777#ifdef DEBUG_STRICT
769 assert(R->screen.cur.col < last_col); 778 assert (screen.cur.col < ncol);
770 assert((R->screen.cur.row < R->TermWin.nrow) 779 assert (screen.cur.row < nrow
771 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 780 && screen.cur.row >= top_row);
772#else /* drive with your eyes closed */
773 MIN_IT(R->screen.cur.col, last_col - 1);
774 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
775 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
776#endif 781#endif
777 row = R->screen.cur.row + R->TermWin.saveLines; 782 int row = screen.cur.row;
778 783
779 checksel = (R->selection.op 784 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
780 && R->current_screen == R->selection.screen) ? 1 : 0;
781 clearsel = 0;
782 785
783 stp = R->screen.text[row]; 786 line_t *line = &ROW(row);
784 srp = R->screen.rend[row];
785 787
786 for (i = 0; i < len;) { 788 while (str < strend)
787 c = str[i++]; 789 {
788 switch (c) { 790 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 case '\t': 791
790 rxvt_scr_tab(aR_ 1); 792 if (c < 0x20)
791 continue; 793 if (c == C0_LF)
792 case '\n': 794 {
793 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 795 max_it (line->l, screen.cur.col);
794 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 796
795 R->screen.flags &= ~Screen_WrapNext; 797 screen.flags &= ~Screen_WrapNext;
798
796 if (R->screen.cur.row == R->screen.bscroll) 799 if (screen.cur.row == screen.bscroll)
797 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 800 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
798 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 801 else if (screen.cur.row < (nrow - 1))
799 row = (++R->screen.cur.row) + R->TermWin.saveLines; 802 row = ++screen.cur.row;
800 stp = R->screen.text[row]; /* _must_ refresh */ 803
801 srp = R->screen.rend[row]; /* _must_ refresh */ 804 line = &ROW(row); /* _must_ refresh */
802 RESET_CHSTAT(R); 805 continue;
803 continue; 806 }
804 case '\r': 807 else if (c == C0_CR)
805 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 808 {
806 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 809 max_it (line->l, screen.cur.col);
810
807 R->screen.flags &= ~Screen_WrapNext; 811 screen.flags &= ~Screen_WrapNext;
808 R->screen.cur.col = 0; 812 screen.cur.col = 0;
809 RESET_CHSTAT(R); 813 continue;
810 continue; 814 }
811 default: 815 else if (c == C0_HT)
812 if (c == 127) 816 {
813 continue; /* yummmm..... */ 817 scr_tab (1, true);
814 break; 818 continue;
815 } 819 }
816 820
817 if (checksel /* see if we're writing within selection */ 821 if (checksel /* see if we're writing within selection */
818 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 822 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
819 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 823 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
824 {
820 checksel = 0; 825 checksel = 0;
821 clearsel = 1; 826 /*
822 } 827 * If we wrote anywhere in the selected area, kill the selection
828 * XXX: should we kill the mark too? Possibly, but maybe that
829 * should be a similar check.
830 */
831 CLEAR_SELECTION ();
832 }
833
823 if (R->screen.flags & Screen_WrapNext) { 834 if (screen.flags & Screen_WrapNext)
824 R->screen.tlen[row] = -1; 835 {
825 if (R->screen.cur.row == R->screen.bscroll) 836 scr_do_wrap ();
826 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0);
827 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
828 row = (++R->screen.cur.row) + R->TermWin.saveLines;
829 stp = R->screen.text[row]; /* _must_ refresh */
830 srp = R->screen.rend[row]; /* _must_ refresh */
831 R->screen.cur.col = 0;
832 R->screen.flags &= ~Screen_WrapNext;
833 }
834 if (R->screen.flags & Screen_Insert)
835 rxvt_scr_insdel_chars(aR_ 1, INSERT);
836 837
838 line->l = ncol;
839 line->is_longer (1);
840
841 row = screen.cur.row;
842 line = &ROW(row); /* _must_ refresh */
843 }
844
845 // some utf-8 decoders "decode" surrogate characters: let's fix this.
846 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
847 c = 0xfffd;
848
849 // rely on wcwidth to tell us the character width, do wcwidth before
850 // further replacements, as wcwidth might return -1 for the line
851 // drawing characters below as they might be invalid in the current
852 // locale.
853 int width = WCWIDTH (c);
854
837 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 855 if (charsets [screen.charset] == '0') // DEC SPECIAL
838 switch (c) 856 {
857 // vt100 special graphics and line drawing
858 // 5f-7e standard vt100
859 // 40-5e rxvt extension for extra curses acs chars
860 static uint16_t vt100_0[62] = { // 41 .. 7e
861 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
862 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
863 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
864 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
865 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
866 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
867 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
868 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
869 };
870
871 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
839 { 872 {
840 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 873 c = vt100_0[c - 0x41];
841 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 874 width = 1; // vt100 line drawing characters are always single-width
842 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
843 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
844 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
845 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
846 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
847 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
848 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
849 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
850 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
851 } 875 }
876 }
852 877
853 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 878 if (screen.flags & Screen_Insert)
879 scr_insdel_chars (width, INSERT);
854 880
855 stp[R->screen.cur.col] = c; 881 if (width != 0)
856 srp[R->screen.cur.col] = rend;
857
858 if (c > 255)
859 { 882 {
860 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 883#if !UNICODE_3
861 int width = wcwidth (c); 884 // trim characters we can't store directly :(
885 if (c >= 0x10000)
886# if ENABLE_COMBINING
887 c = rxvt_composite.compose (c); // map to lower 16 bits
888# else
889 c = 0xfffd;
890# endif
891#endif
892
893 // nuke the character at this position, if required
894 if (line->t[screen.cur.col] == NOCHAR
895 || (screen.cur.col < ncol - 1
896 && line->t[screen.cur.col + 1] == NOCHAR))
862 897 {
863 if (width > 1) 898 int col = screen.cur.col;
899
900 // find begin
901 while (col > 0 && line->t[col] == NOCHAR)
902 col--;
903
904 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
905
906 // found begin, nuke
907 do {
908 line->t[col] = ' ';
909 line->r[col] = rend;
910 col++;
911 } while (col < ncol && line->t[col] == NOCHAR);
912 }
913
914 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
915
916 // if the character doesn't fit into the remaining columns...
917 if (screen.cur.col > ncol - width && ncol >= width)
864 { 918 {
865 while (--width > 0 && R->screen.cur.col < last_col - 1) 919 // ...output spaces
920 c = ' ';
921 // and try the same character next loop iteration
922 --str;
923 }
924
925 line->touch ();
926
927 do
928 {
929 line->t[screen.cur.col] = c;
930 line->r[screen.cur.col] = rend;
931
932 if (screen.cur.col < ncol - 1)
933 screen.cur.col++;
934 else
866 { 935 {
867 936 line->l = ncol;
868 srp[R->screen.cur.col] |= RS_wide; 937 if (screen.flags & Screen_Autowrap)
869 938 screen.flags |= Screen_WrapNext;
870 R->screen.cur.col++; 939 break;
871 stp[R->screen.cur.col] = NOCHAR;
872 srp[R->screen.cur.col] = rend;
873 } 940 }
941
942 c = NOCHAR;
943 }
944 while (--width > 0);
945
946 // pad with spaces when overwriting wide character with smaller one
947 if (!width)
948 {
949 line->touch ();
950
951 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
952 {
953 line->t[c] = ' ';
954 line->r[c] = rend;
874 } 955 }
875 } 956 }
957 }
958 else // width == 0
959 {
960#if ENABLE_COMBINING
961 // handle combining characters
962 // we just tag the accent on the previous on-screen character.
963 // this is arguably not correct, but also arguably not wrong.
964 // we don't handle double-width characters nicely yet.
965 line_t *linep;
966 text_t *tp;
967 rend_t *rp;
876 968
877 if (R->screen.cur.col < last_col - 1) 969 if (screen.cur.col > 0)
878 R->screen.cur.col++; 970 {
879 else { 971 linep = line;
880 R->screen.tlen[row] = last_col; 972 tp = line->t + screen.cur.col - 1;
881 if (R->screen.flags & Screen_Autowrap) 973 rp = line->r + screen.cur.col - 1;
882 R->screen.flags |= Screen_WrapNext; 974 }
883 } 975 else if (screen.cur.row > 0
884 } 976 && ROW(screen.cur.row - 1).is_longer ())
885 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 977 {
886 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 978 linep = &ROW(screen.cur.row - 1);
979 tp = line->t + ncol - 1;
980 rp = line->r + ncol - 1;
981 }
982 else
983 continue;
887 984
888/* 985 linep->touch ();
889 * If we wrote anywhere in the selected area, kill the selection 986
890 * XXX: should we kill the mark too? Possibly, but maybe that 987 while (*tp == NOCHAR && tp > linep->t)
891 * should be a similar check. 988 tp--, rp--;
892 */ 989
893 if (clearsel) 990 // first try to find a precomposed character
894 CLEAR_SELECTION(R); 991 unicode_t n = rxvt_compose (*tp, c);
992 if (n == NOCHAR)
993 n = rxvt_composite.compose (*tp, c);
994
995 *tp = n;
996 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
997#endif
998 }
999 }
1000
1001 max_it (line->l, screen.cur.col);
895 1002
896#ifdef DEBUG_STRICT 1003#ifdef DEBUG_STRICT
897 assert(R->screen.cur.row >= 0); 1004 assert (screen.cur.row >= 0);
898#else /* drive with your eyes closed */
899 MAX_IT(R->screen.cur.row, 0);
900#endif 1005#endif
901} 1006}
902 1007
903/* ------------------------------------------------------------------------- */ 1008/* ------------------------------------------------------------------------- */
904/* 1009/*
905 * Process Backspace. Move back the cursor back a position, wrap if have to 1010 * Process Backspace. Move back the cursor back a position, wrap if have to
906 * XTERM_SEQ: CTRL-H 1011 * XTERM_SEQ: CTRL-H
907 */ 1012 */
908/* EXTPROTO */
909void 1013void
910rxvt_scr_backspace(pR) 1014rxvt_term::scr_backspace () NOTHROW
911{ 1015{
912 RESET_CHSTAT(R);
913 R->want_refresh = 1; 1016 want_refresh = 1;
1017
914 if (R->screen.cur.col == 0) { 1018 if (screen.cur.col == 0)
1019 {
915 if (R->screen.cur.row > 0) { 1020 if (screen.cur.row > 0)
1021 {
916#ifdef TERMCAP_HAS_BW 1022#ifdef TERMCAP_HAS_BW
917 R->screen.cur.col = R->TermWin.ncol - 1; 1023 screen.cur.col = ncol - 1;
918 R->screen.cur.row--; 1024 screen.cur.row--;
919 return; 1025 return;
920#endif 1026#endif
921 } 1027 }
1028 }
922 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1029 else if (!(screen.flags & Screen_WrapNext))
923 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1030 scr_gotorc (0, -1, RELATIVE);
1031
924 R->screen.flags &= ~Screen_WrapNext; 1032 screen.flags &= ~Screen_WrapNext;
925} 1033}
926 1034
927/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
928/* 1036/*
929 * Process Horizontal Tab 1037 * Process Horizontal Tab
930 * count: +ve = forward; -ve = backwards 1038 * count: +ve = forward; -ve = backwards
931 * XTERM_SEQ: CTRL-I 1039 * XTERM_SEQ: CTRL-I
932 */ 1040 */
933/* EXTPROTO */
934void 1041void
935rxvt_scr_tab(pR_ int count) 1042rxvt_term::scr_tab (int count, bool ht) NOTHROW
936{ 1043{
937 int i, x; 1044 int i, x;
938 1045
939 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
940 R->want_refresh = 1; 1046 want_refresh = 1;
941 RESET_CHSTAT(R);
942 i = x = R->screen.cur.col; 1047 i = x = screen.cur.col;
1048
943 if (count == 0) 1049 if (count == 0)
944 return; 1050 return;
945 else if (count > 0) { 1051 else if (count > 0)
946 for (; ++i < R->TermWin.ncol; ) 1052 {
1053 line_t &l = ROW(screen.cur.row);
1054 rend_t base_rend = l.r[i];
1055 ht &= l.t[i] == ' ';
1056
1057 for (; ++i < ncol; )
947 if (R->tabs[i]) { 1058 if (tabs[i])
948 x = i; 1059 {
949 if (!--count) 1060 x = i;
950 break; 1061
1062 if (!--count)
1063 break;
1064 }
1065 else
1066 ht &= l.t[i] == ' '
1067 && RS_SAME (l.r[i], base_rend);
1068
1069 if (count)
1070 x = ncol - 1;
1071
1072 // store horizontal tab commands as characters inside the text
1073 // buffer so they can be selected and pasted.
1074 if (ht && option (Opt_pastableTabs))
1075 {
1076 base_rend = SET_FONT (base_rend, 0);
1077
1078 l.touch (x);
1079
1080 i = screen.cur.col;
1081
1082 l.t[i] = '\t';
1083 l.r[i] = base_rend;
1084
1085 while (++i < x)
1086 {
1087 l.t[i] = NOCHAR;
1088 l.r[i] = base_rend;
1089 }
1090 }
951 } 1091 }
952 if (count)
953 x = R->TermWin.ncol - 1;
954 } else /* if (count < 0) */ { 1092 else /* if (count < 0) */
1093 {
955 for (; --i >= 0; ) 1094 for (; --i >= 0; )
956 if (R->tabs[i]) { 1095 if (tabs[i])
957 x = i; 1096 {
958 if (!++count) 1097 x = i;
959 break; 1098 if (!++count)
1099 break;
1100 }
1101
1102 if (count)
1103 x = 0;
960 } 1104 }
961 if (count) 1105
962 x = 0;
963 }
964 if (x != R->screen.cur.col) 1106 if (x != screen.cur.col)
965 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1107 scr_gotorc (0, x, R_RELATIVE);
966} 1108}
967 1109
968/* ------------------------------------------------------------------------- */ 1110/* ------------------------------------------------------------------------- */
969/* 1111/*
970 * Process DEC Back Index 1112 * Process DEC Back Index
971 * XTERM_SEQ: ESC 6 1113 * XTERM_SEQ: ESC 6
972 * Move cursor left in row. If we're at the left boundary, shift everything 1114 * Move cursor left in row. If we're at the left boundary, shift everything
973 * in that row right. Clear left column. 1115 * in that row right. Clear left column.
974 */ 1116 */
975#ifndef NO_FRILLS 1117#if !ENABLE_MINIMAL
976/* EXTPROTO */
977void 1118void
978rxvt_scr_backindex(pR) 1119rxvt_term::scr_backindex () NOTHROW
979{ 1120{
980 if (R->screen.cur.col > 0) 1121 if (screen.cur.col > 0)
981 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1122 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
982 else { 1123 else
983 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
984 return; /* um, yeah? */
985 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1124 scr_insdel_chars (1, INSERT);
986 }
987} 1125}
988#endif 1126#endif
989/* ------------------------------------------------------------------------- */ 1127/* ------------------------------------------------------------------------- */
990/* 1128/*
991 * Process DEC Forward Index 1129 * Process DEC Forward Index
992 * XTERM_SEQ: ESC 9 1130 * XTERM_SEQ: ESC 9
993 * Move cursor right in row. If we're at the right boundary, shift everything 1131 * Move cursor right in row. If we're at the right boundary, shift everything
994 * in that row left. Clear right column. 1132 * in that row left. Clear right column.
995 */ 1133 */
996#ifndef NO_FRILLS 1134#if !ENABLE_MINIMAL
997/* EXTPROTO */
998void 1135void
999rxvt_scr_forwardindex(pR) 1136rxvt_term::scr_forwardindex () NOTHROW
1000{ 1137{
1001 int row;
1002
1003 if (R->screen.cur.col < R->TermWin.ncol - 1) 1138 if (screen.cur.col < ncol - 1)
1004 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1139 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1005 else { 1140 else
1006 row = R->screen.cur.row + R->TermWin.saveLines; 1141 {
1007 if (R->screen.tlen[row] == 0) 1142 line_t &l = ROW(screen.cur.row);
1008 return; /* um, yeah? */ 1143
1009 else if (R->screen.tlen[row] == -1) 1144 l.touch ();
1010 R->screen.tlen[row] = R->TermWin.ncol; 1145 l.is_longer (0);
1146
1011 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1147 scr_gotorc (0, 0, R_RELATIVE);
1012 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1148 scr_insdel_chars (1, DELETE);
1013 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1149 scr_gotorc (0, ncol - 1, R_RELATIVE);
1014 } 1150 }
1015} 1151}
1016#endif 1152#endif
1017 1153
1018/* ------------------------------------------------------------------------- */ 1154/* ------------------------------------------------------------------------- */
1019/* 1155/*
1020 * Goto Row/Column 1156 * Goto Row/Column
1021 */ 1157 */
1022/* EXTPROTO */
1023void 1158void
1024rxvt_scr_gotorc(pR_ int row, int col, int relative) 1159rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1025{ 1160{
1026 R->want_refresh = 1; 1161 want_refresh = 1;
1027 ZERO_SCROLLBACK(R); 1162 ZERO_SCROLLBACK ();
1028 RESET_CHSTAT(R);
1029#ifdef RXVT_GRAPHICS
1030 if (rxvt_Gr_Displayed(aR))
1031 rxvt_Gr_scroll(aR_ 0);
1032#endif
1033 1163
1034 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1035
1036 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1164 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1037 : col); 1165 clamp_it (screen.cur.col, 0, ncol - 1);
1038 MAX_IT(R->screen.cur.col, 0);
1039 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1040 1166
1041 R->screen.flags &= ~Screen_WrapNext; 1167 screen.flags &= ~Screen_WrapNext;
1168
1042 if (relative & R_RELATIVE) { 1169 if (relative & R_RELATIVE)
1043 if (row > 0) { 1170 {
1171 if (row > 0)
1172 {
1044 if (R->screen.cur.row <= R->screen.bscroll 1173 if (screen.cur.row <= screen.bscroll
1045 && (R->screen.cur.row + row) > R->screen.bscroll) 1174 && (screen.cur.row + row) > screen.bscroll)
1046 R->screen.cur.row = R->screen.bscroll; 1175 screen.cur.row = screen.bscroll;
1047 else 1176 else
1048 R->screen.cur.row += row; 1177 screen.cur.row += row;
1178 }
1049 } else if (row < 0) { 1179 else if (row < 0)
1180 {
1050 if (R->screen.cur.row >= R->screen.tscroll 1181 if (screen.cur.row >= screen.tscroll
1051 && (R->screen.cur.row + row) < R->screen.tscroll) 1182 && (screen.cur.row + row) < screen.tscroll)
1052 R->screen.cur.row = R->screen.tscroll; 1183 screen.cur.row = screen.tscroll;
1184 else
1185 screen.cur.row += row;
1186 }
1187 }
1188 else
1189 {
1190 if (screen.flags & Screen_Relative)
1191 {
1192 /* relative origin mode */
1193 screen.cur.row = row + screen.tscroll;
1194 min_it (screen.cur.row, screen.bscroll);
1195 }
1053 else 1196 else
1054 R->screen.cur.row += row; 1197 screen.cur.row = row;
1055 }
1056 } else {
1057 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1058 R->screen.cur.row = row + R->screen.tscroll;
1059 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1060 } else
1061 R->screen.cur.row = row;
1062 } 1198 }
1063 MAX_IT(R->screen.cur.row, 0);
1064 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
1065}
1066 1199
1200 clamp_it (screen.cur.row, 0, nrow - 1);
1201}
1202
1067/* ------------------------------------------------------------------------- */ 1203/* ------------------------------------------------------------------------- */
1068/* 1204/*
1069 * direction should be UP or DN 1205 * direction should be UP or DN
1070 */ 1206 */
1071/* EXTPROTO */
1072void 1207void
1073rxvt_scr_index(pR_ enum page_dirn direction) 1208rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1074{ 1209{
1075 int dirn; 1210 int dirn;
1076 1211
1077 R->want_refresh = 1; 1212 want_refresh = 1;
1213 ZERO_SCROLLBACK ();
1214
1078 dirn = ((direction == UP) ? 1 : -1); 1215 dirn = ((direction == UP) ? 1 : -1);
1079 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1080 1216
1081 ZERO_SCROLLBACK(R);
1082 RESET_CHSTAT(R);
1083
1084#ifdef RXVT_GRAPHICS
1085 if (rxvt_Gr_Displayed(aR))
1086 rxvt_Gr_scroll(aR_ 0);
1087#endif
1088
1089 R->screen.flags &= ~Screen_WrapNext; 1217 screen.flags &= ~Screen_WrapNext;
1218
1090 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1219 if ((screen.cur.row == screen.bscroll && direction == UP)
1091 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1220 || (screen.cur.row == screen.tscroll && direction == DN))
1092 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1221 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1093 else 1222 else
1094 R->screen.cur.row += dirn; 1223 screen.cur.row += dirn;
1095 MAX_IT(R->screen.cur.row, 0); 1224
1096 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1225 clamp_it (screen.cur.row, 0, nrow - 1);
1097 rxvt_selection_check(aR_ 0); 1226 selection_check (0);
1098} 1227}
1099 1228
1100/* ------------------------------------------------------------------------- */ 1229/* ------------------------------------------------------------------------- */
1101/* 1230/*
1102 * Erase part or whole of a line 1231 * Erase part or whole of a line
1103 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1232 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1104 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1233 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1105 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1234 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1106 */ 1235 */
1107/* EXTPROTO */
1108void 1236void
1109rxvt_scr_erase_line(pR_ int mode) 1237rxvt_term::scr_erase_line (int mode) NOTHROW
1110{ 1238{
1111 unsigned int row, col, num; 1239 unsigned int col, num;
1112 1240
1113 R->want_refresh = 1; 1241 want_refresh = 1;
1114 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1115 ZERO_SCROLLBACK(R); 1242 ZERO_SCROLLBACK ();
1116 RESET_CHSTAT(R);
1117 1243
1118#ifdef RXVT_GRAPHICS
1119 if (rxvt_Gr_Displayed(aR))
1120 rxvt_Gr_scroll(aR_ 0);
1121#endif
1122
1123 rxvt_selection_check(aR_ 1); 1244 selection_check (1);
1124 1245
1125 R->screen.flags &= ~Screen_WrapNext; 1246 line_t &line = ROW(screen.cur.row);
1126 1247
1127 row = R->TermWin.saveLines + R->screen.cur.row; 1248 line.touch ();
1249 line.is_longer (0);
1250
1128 switch (mode) { 1251 switch (mode)
1129 case 0: /* erase to end of line */ 1252 {
1253 case 0: /* erase to end of line */
1130 col = R->screen.cur.col; 1254 col = screen.cur.col;
1131 num = R->TermWin.ncol - col; 1255 num = ncol - col;
1132 MIN_IT(R->screen.tlen[row], (int16_t)col); 1256 min_it (line.l, col);
1133 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1257 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1134 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1258 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1135 CLEAR_SELECTION(R); 1259 CLEAR_SELECTION ();
1136 break; 1260 break;
1137 case 1: /* erase to beginning of line */ 1261 case 1: /* erase to beginning of line */
1138 col = 0; 1262 col = 0;
1139 num = R->screen.cur.col + 1; 1263 num = screen.cur.col + 1;
1140 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1264 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1141 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1265 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1142 CLEAR_SELECTION(R); 1266 CLEAR_SELECTION ();
1143 break; 1267 break;
1144 case 2: /* erase whole line */ 1268 case 2: /* erase whole line */
1145 col = 0; 1269 col = 0;
1146 num = R->TermWin.ncol; 1270 num = ncol;
1147 R->screen.tlen[row] = 0; 1271 line.l = 0;
1148 if (R->selection.beg.row <= R->screen.cur.row 1272 if (selection.beg.row <= screen.cur.row
1149 && R->selection.end.row >= R->screen.cur.row) 1273 && selection.end.row >= screen.cur.row)
1150 CLEAR_SELECTION(R); 1274 CLEAR_SELECTION ();
1151 break; 1275 break;
1152 default: 1276 default:
1153 return; 1277 return;
1154 } 1278 }
1155 if (R->screen.text[row]) 1279
1156 rxvt_blank_line(aR_ 1280 scr_blank_line (line, col, num, rstyle);
1157 &(R->screen.text[row][col]),
1158 &(R->screen.rend[row][col]), num, R->rstyle);
1159 else
1160 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1161 R->rstyle);
1162} 1281}
1163 1282
1164/* ------------------------------------------------------------------------- */ 1283/* ------------------------------------------------------------------------- */
1165/* 1284/*
1166 * Erase part of whole of the screen 1285 * Erase part of whole of the screen
1167 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1286 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1168 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1287 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1169 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1288 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1170 */ 1289 */
1171/* EXTPROTO */
1172void 1290void
1173rxvt_scr_erase_screen(pR_ int mode) 1291rxvt_term::scr_erase_screen (int mode) NOTHROW
1174{ 1292{
1175 int num; 1293 int num;
1176 int32_t row, row_offset; 1294 int32_t row;
1177 rend_t ren; 1295 rend_t ren;
1178 XGCValues gcvalue; 1296 XGCValues gcvalue;
1179 1297
1180 R->want_refresh = 1; 1298 want_refresh = 1;
1181 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1182 ZERO_SCROLLBACK(R); 1299 ZERO_SCROLLBACK ();
1183 RESET_CHSTAT(R);
1184 row_offset = (int32_t)R->TermWin.saveLines;
1185 1300
1186 switch (mode) { 1301 switch (mode)
1302 {
1187 case 0: /* erase to end of screen */ 1303 case 0: /* erase to end of screen */
1188 rxvt_selection_check(aR_ 1); 1304 selection_check (1);
1189 rxvt_scr_erase_line(aR_ 0); 1305 scr_erase_line (0);
1190 row = R->screen.cur.row + 1; /* possible OOB */ 1306 row = screen.cur.row + 1; /* possible OOB */
1191 num = R->TermWin.nrow - row; 1307 num = nrow - row;
1192 break; 1308 break;
1193 case 1: /* erase to beginning of screen */ 1309 case 1: /* erase to beginning of screen */
1194 rxvt_selection_check(aR_ 3); 1310 selection_check (3);
1195 rxvt_scr_erase_line(aR_ 1); 1311 scr_erase_line (1);
1196 row = 0; 1312 row = 0;
1197 num = R->screen.cur.row; 1313 num = screen.cur.row;
1198 break; 1314 break;
1199 case 2: /* erase whole screen */ 1315 case 2: /* erase whole screen */
1200 rxvt_selection_check(aR_ 3); 1316 selection_check (3);
1201#ifdef RXVT_GRAPHICS 1317 row = 0;
1202 rxvt_Gr_ClearScreen(aR); 1318 num = nrow;
1203#endif 1319 break;
1204 row = 0;
1205 num = R->TermWin.nrow;
1206 break;
1207 default: 1320 default:
1208 return; 1321 return;
1209 } 1322 }
1210 R->refresh_type |= REFRESH_BOUNDS; 1323
1211 if (R->selection.op && R->current_screen == R->selection.screen 1324 if (selection.op && current_screen == selection.screen
1212 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1325 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1213 || (R->selection.end.row >= row 1326 || (selection.end.row >= row
1214 && R->selection.end.row <= row + num))) 1327 && selection.end.row <= row + num)))
1215 CLEAR_SELECTION(R); 1328 CLEAR_SELECTION ();
1329
1216 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1330 if (row >= nrow) /* Out Of Bounds */
1217 return; 1331 return;
1218 MIN_IT(num, (R->TermWin.nrow - row)); 1332
1333 min_it (num, nrow - row);
1334
1219 if (R->rstyle & (RS_RVid | RS_Uline)) 1335 if (rstyle & (RS_RVid | RS_Uline))
1220 ren = (rend_t) ~RS_None; 1336 ren = (rend_t) ~RS_None;
1221 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1337 else if (GET_BASEBG (rstyle) == Color_bg)
1338 {
1222 ren = DEFAULT_RSTYLE; 1339 ren = DEFAULT_RSTYLE;
1223 CLEAR_ROWS(row, num); 1340 CLEAR_ROWS (row, num);
1224 } else { 1341 }
1342 else
1343 {
1225 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1344 ren = rstyle & (RS_fgMask | RS_bgMask);
1226 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1345 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1227 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1346 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1228 ERASE_ROWS(row, num); 1347 ERASE_ROWS (row, num);
1229 gcvalue.foreground = R->PixColors[Color_fg]; 1348 gcvalue.foreground = pix_colors[Color_fg];
1230 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1349 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1231 } 1350 }
1351
1232 for (; num--; row++) { 1352 for (; num--; row++)
1233 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1234 (unsigned int)(row + row_offset), R->rstyle);
1235 R->screen.tlen[row + row_offset] = 0;
1236 rxvt_blank_line(aR_
1237 R->drawn_text[row], R->drawn_rend[row],
1238 (unsigned int)R->TermWin.ncol, ren);
1239 } 1353 {
1354 scr_blank_screen_mem (ROW(row), rstyle);
1355 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1356 }
1240} 1357}
1358
1359#if !ENABLE_MINIMAL
1360void
1361rxvt_term::scr_erase_savelines () NOTHROW
1362{
1363 want_refresh = 1;
1364 ZERO_SCROLLBACK ();
1365
1366 top_row = 0;
1367}
1368#endif
1241 1369
1242/* ------------------------------------------------------------------------- */ 1370/* ------------------------------------------------------------------------- */
1243/* 1371/*
1244 * Fill the screen with `E's 1372 * Fill the screen with `E's
1245 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1373 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1246 */ 1374 */
1247/* EXTPROTO */
1248void 1375void
1249rxvt_scr_E(pR) 1376rxvt_term::scr_E () NOTHROW
1250{ 1377{
1251 int i, j, k; 1378 rend_t fs;
1252 rend_t *r1, fs;
1253 1379
1254 R->want_refresh = 1; 1380 want_refresh = 1;
1255 R->num_scr_allow = 0;
1256 ZERO_SCROLLBACK(R); 1381 ZERO_SCROLLBACK ();
1257 RESET_CHSTAT(R); 1382
1383 num_scr_allow = 0;
1258 rxvt_selection_check(aR_ 3); 1384 selection_check (3);
1259 1385
1260 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1386 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1261 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1387 for (int row = nrow; row--; )
1262 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1388 {
1263 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1389 line_t &line = ROW(row);
1264 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1390
1391 fill_text (line.t, 'E', ncol);
1392 rend_t *r1 = line.r;
1393
1394 for (int j = ncol; j--; )
1265 *r1++ = fs; 1395 *r1++ = fs;
1396
1397 line.is_longer (0);
1398 line.touch (ncol);
1266 } 1399 }
1267} 1400}
1268 1401
1269/* ------------------------------------------------------------------------- */ 1402/* ------------------------------------------------------------------------- */
1270/* 1403/*
1271 * Insert/Delete <count> lines 1404 * Insert/Delete <count> lines
1272 */ 1405 */
1273/* EXTPROTO */
1274void 1406void
1275rxvt_scr_insdel_lines(pR_ int count, int insdel) 1407rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1276{ 1408{
1277 int end; 1409 int end;
1278 1410
1279 ZERO_SCROLLBACK(R); 1411 ZERO_SCROLLBACK ();
1280 RESET_CHSTAT(R);
1281 1412
1282#ifdef RXVT_GRAPHICS
1283 if (rxvt_Gr_Displayed(aR))
1284 rxvt_Gr_scroll(aR_ 0);
1285#endif
1286
1287 rxvt_selection_check(aR_ 1); 1413 selection_check (1);
1288 1414
1289 if (R->screen.cur.row > R->screen.bscroll) 1415 if (screen.cur.row > screen.bscroll)
1290 return;
1291
1292 end = R->screen.bscroll - R->screen.cur.row + 1;
1293 if (count > end) {
1294 if (insdel == DELETE)
1295 return; 1416 return;
1417
1418 end = screen.bscroll - screen.cur.row + 1;
1419 if (count > end)
1420 {
1421 if (insdel == DELETE)
1422 return;
1296 else if (insdel == INSERT) 1423 else if (insdel == INSERT)
1297 count = end; 1424 count = end;
1298 } 1425 }
1299 R->screen.flags &= ~Screen_WrapNext;
1300 1426
1427 scr_do_wrap ();
1428
1301 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1429 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1302 0);
1303} 1430}
1304 1431
1305/* ------------------------------------------------------------------------- */ 1432/* ------------------------------------------------------------------------- */
1306/* 1433/*
1307 * Insert/Delete <count> characters from the current position 1434 * Insert/Delete <count> characters from the current position
1308 */ 1435 */
1309/* EXTPROTO */
1310void 1436void
1311rxvt_scr_insdel_chars(pR_ int count, int insdel) 1437rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1312{ 1438{
1313 int col, row; 1439 int col, row;
1314 rend_t tr; 1440 rend_t tr;
1315 text_t *stp;
1316 rend_t *srp;
1317 int16_t *slp;
1318 1441
1319 R->want_refresh = 1; 1442 want_refresh = 1;
1320 ZERO_SCROLLBACK(R); 1443 ZERO_SCROLLBACK ();
1321#if 0
1322 RESET_CHSTAT(R);
1323#endif
1324 1444
1325#ifdef RXVT_GRAPHICS
1326 if (rxvt_Gr_Displayed(aR))
1327 rxvt_Gr_scroll(aR_ 0);
1328#endif
1329
1330 if (count <= 0) 1445 if (count <= 0)
1331 return; 1446 return;
1332 1447
1448 scr_do_wrap ();
1449
1333 rxvt_selection_check(aR_ 1); 1450 selection_check (1);
1334 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1451 min_it (count, ncol - screen.cur.col);
1335 1452
1336 row = R->screen.cur.row + R->TermWin.saveLines; 1453 row = screen.cur.row;
1337 R->screen.flags &= ~Screen_WrapNext;
1338 1454
1339 stp = R->screen.text[row]; 1455 line_t *line = &ROW(row);
1340 srp = R->screen.rend[row]; 1456
1341 slp = &(R->screen.tlen[row]); 1457 line->touch ();
1458 line->is_longer (0);
1459
1342 switch (insdel) { 1460 switch (insdel)
1461 {
1343 case INSERT: 1462 case INSERT:
1344 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1463 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1345 col--) { 1464 {
1346 stp[col] = stp[col - count]; 1465 line->t[col] = line->t[col - count];
1347 srp[col] = srp[col - count]; 1466 line->r[col] = line->r[col - count];
1348 } 1467 }
1349 if (*slp != -1) { 1468
1350 *slp += count; 1469 line->l = min (line->l + count, ncol);
1351 MIN_IT(*slp, R->TermWin.ncol); 1470
1352 }
1353 if (R->selection.op && R->current_screen == R->selection.screen 1471 if (selection.op && current_screen == selection.screen
1354 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1472 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1473 {
1355 if (R->selection.end.row != R->screen.cur.row 1474 if (selection.end.row != screen.cur.row
1356 || (R->selection.end.col + count >= R->TermWin.ncol)) 1475 || (selection.end.col + count >= ncol))
1357 CLEAR_SELECTION(R); 1476 CLEAR_SELECTION ();
1358 else { /* shift selection */ 1477 else
1359 R->selection.beg.col += count; 1478 {
1479 /* shift selection */
1480 selection.beg.col += count;
1360 R->selection.mark.col += count; /* XXX: yes? */ 1481 selection.mark.col += count; /* XXX: yes? */
1361 R->selection.end.col += count; 1482 selection.end.col += count;
1362 } 1483 }
1363 } 1484 }
1364 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1485
1365 (unsigned int)count, R->rstyle); 1486 scr_blank_line (*line, screen.cur.col, count, rstyle);
1366 break; 1487 break;
1488
1367 case ERASE: 1489 case ERASE:
1368 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1490 screen.cur.col += count; /* don't worry if > ncol */
1369 rxvt_selection_check(aR_ 1); 1491 selection_check (1);
1370 R->screen.cur.col -= count; 1492 screen.cur.col -= count;
1371 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1493
1372 (unsigned int)count, R->rstyle); 1494 line->l = max (line->l - count, 0);
1373 break; 1495 scr_blank_line (*line, screen.cur.col, count, rstyle);
1496 break;
1497
1374 case DELETE: 1498 case DELETE:
1375 tr = srp[R->TermWin.ncol - 1] 1499 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1376 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1500
1377 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1501 for (col = screen.cur.col; (col + count) < ncol; col++)
1378 stp[col] = stp[col + count]; 1502 {
1379 srp[col] = srp[col + count]; 1503 line->t[col] = line->t[col + count];
1380 } 1504 line->r[col] = line->r[col + count];
1381 rxvt_blank_line(aR_ 1505 }
1382 &(stp[R->TermWin.ncol - count]), 1506
1383 &(srp[R->TermWin.ncol - count]), 1507 line->l = max (line->l - count, 0);
1384 (unsigned int)count, tr); 1508 scr_blank_line (*line, ncol - count, count, tr);
1385 if (*slp == -1) /* break line continuation */ 1509
1386 *slp = R->TermWin.ncol;
1387 *slp -= count;
1388 MAX_IT(*slp, 0);
1389 if (R->selection.op && R->current_screen == R->selection.screen 1510 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1511 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1512 {
1391 if (R->selection.end.row != R->screen.cur.row 1513 if (selection.end.row != screen.cur.row
1392 || (R->screen.cur.col >= R->selection.beg.col - count) 1514 || (screen.cur.col >= selection.beg.col - count)
1393 || R->selection.end.col >= R->TermWin.ncol) 1515 || selection.end.col >= ncol)
1394 CLEAR_SELECTION(R); 1516 CLEAR_SELECTION ();
1395 else { 1517 else
1396 /* shift selection */ 1518 {
1397 R->selection.beg.col -= count; 1519 /* shift selection */
1520 selection.beg.col -= count;
1398 R->selection.mark.col -= count; /* XXX: yes? */ 1521 selection.mark.col -= count; /* XXX: yes? */
1399 R->selection.end.col -= count; 1522 selection.end.col -= count;
1400 } 1523 }
1401 } 1524 }
1402 break; 1525
1526 break;
1403 } 1527 }
1404} 1528}
1405 1529
1406/* ------------------------------------------------------------------------- */ 1530/* ------------------------------------------------------------------------- */
1407/* 1531/*
1408 * Set the scrolling region 1532 * Set the scrolling region
1409 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1533 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1410 */ 1534 */
1411/* EXTPROTO */
1412void 1535void
1413rxvt_scr_scroll_region(pR_ int top, int bot) 1536rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1414{ 1537{
1415 MAX_IT(top, 0); 1538 max_it (top, 0);
1416 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1539 min_it (bot, nrow - 1);
1540
1417 if (top > bot) 1541 if (top > bot)
1418 return; 1542 return;
1543
1419 R->screen.tscroll = top; 1544 screen.tscroll = top;
1420 R->screen.bscroll = bot; 1545 screen.bscroll = bot;
1421 rxvt_scr_gotorc(aR_ 0, 0, 0); 1546 scr_gotorc (0, 0, 0);
1422} 1547}
1423 1548
1424/* ------------------------------------------------------------------------- */ 1549/* ------------------------------------------------------------------------- */
1425/* 1550/*
1426 * Make the cursor visible/invisible 1551 * Make the cursor visible/invisible
1427 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1552 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1428 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1553 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1429 */ 1554 */
1430/* EXTPROTO */
1431void 1555void
1432rxvt_scr_cursor_visible(pR_ int mode) 1556rxvt_term::scr_cursor_visible (int mode) NOTHROW
1433{ 1557{
1434 R->want_refresh = 1; 1558 want_refresh = 1;
1559
1435 if (mode) 1560 if (mode)
1436 R->screen.flags |= Screen_VisibleCursor; 1561 screen.flags |= Screen_VisibleCursor;
1437 else 1562 else
1438 R->screen.flags &= ~Screen_VisibleCursor; 1563 screen.flags &= ~Screen_VisibleCursor;
1439} 1564}
1440 1565
1441/* ------------------------------------------------------------------------- */ 1566/* ------------------------------------------------------------------------- */
1442/* 1567/*
1443 * Set/unset automatic wrapping 1568 * Set/unset automatic wrapping
1444 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1569 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1445 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1570 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1446 */ 1571 */
1447/* EXTPROTO */
1448void 1572void
1449rxvt_scr_autowrap(pR_ int mode) 1573rxvt_term::scr_autowrap (int mode) NOTHROW
1450{ 1574{
1451 if (mode) 1575 if (mode)
1452 R->screen.flags |= Screen_Autowrap; 1576 screen.flags |= Screen_Autowrap;
1453 else 1577 else
1454 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1578 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1455} 1579}
1456 1580
1457/* ------------------------------------------------------------------------- */ 1581/* ------------------------------------------------------------------------- */
1458/* 1582/*
1459 * Set/unset margin origin mode 1583 * Set/unset margin origin mode
… …
1462 * 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
1463 * and the cursor cannot be moved outside. 1587 * and the cursor cannot be moved outside.
1464 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1588 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1465 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1589 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1466 */ 1590 */
1467/* EXTPROTO */
1468void 1591void
1469rxvt_scr_relative_origin(pR_ int mode) 1592rxvt_term::scr_relative_origin (int mode) NOTHROW
1470{ 1593{
1471 if (mode) 1594 if (mode)
1472 R->screen.flags |= Screen_Relative; 1595 screen.flags |= Screen_Relative;
1473 else 1596 else
1474 R->screen.flags &= ~Screen_Relative; 1597 screen.flags &= ~Screen_Relative;
1598
1475 rxvt_scr_gotorc(aR_ 0, 0, 0); 1599 scr_gotorc (0, 0, 0);
1476} 1600}
1477 1601
1478/* ------------------------------------------------------------------------- */ 1602/* ------------------------------------------------------------------------- */
1479/* 1603/*
1480 * Set insert/replace mode 1604 * Set insert/replace mode
1481 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1605 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1482 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1606 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1483 */ 1607 */
1484/* EXTPROTO */
1485void 1608void
1486rxvt_scr_insert_mode(pR_ int mode) 1609rxvt_term::scr_insert_mode (int mode) NOTHROW
1487{ 1610{
1488 if (mode) 1611 if (mode)
1489 R->screen.flags |= Screen_Insert; 1612 screen.flags |= Screen_Insert;
1490 else 1613 else
1491 R->screen.flags &= ~Screen_Insert; 1614 screen.flags &= ~Screen_Insert;
1492} 1615}
1493 1616
1494/* ------------------------------------------------------------------------- */ 1617/* ------------------------------------------------------------------------- */
1495/* 1618/*
1496 * Set/Unset tabs 1619 * Set/Unset tabs
1497 * XTERM_SEQ: Set tab at current column : ESC H 1620 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1621 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1622 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1623 */
1501/* EXTPROTO */
1502void 1624void
1503rxvt_scr_set_tab(pR_ int mode) 1625rxvt_term::scr_set_tab (int mode) NOTHROW
1504{ 1626{
1505 if (mode < 0) 1627 if (mode < 0)
1506 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1628 memset (tabs, 0, ncol);
1507 else if (R->screen.cur.col < R->TermWin.ncol) 1629 else if (screen.cur.col < ncol)
1508 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1630 tabs [screen.cur.col] = !!mode;
1509} 1631}
1510 1632
1511/* ------------------------------------------------------------------------- */ 1633/* ------------------------------------------------------------------------- */
1512/* 1634/*
1513 * Set reverse/normal video 1635 * Set reverse/normal video
1514 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1636 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1515 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1637 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1516 */ 1638 */
1517/* EXTPROTO */
1518void 1639void
1519rxvt_scr_rvideo_mode(pR_ int mode) 1640rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1520{ 1641{
1521 XGCValues gcvalue; 1642 rvideo_mode = on;
1522 1643
1523 if (R->rvideo != mode) { 1644#ifndef NO_BELL
1524 R->rvideo = mode; 1645 on ^= rvideo_bell;
1525 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1646#endif
1526#if defined(XPM_BACKGROUND) 1647
1648 if (rvideo_state != on)
1649 {
1650 rvideo_state = on;
1651
1652 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1653#ifdef HAVE_BG_PIXMAP
1527 if (R->bgPixmap.pixmap == None) 1654 if (bgPixmap.pixmap == None)
1528#endif 1655#endif
1529#if defined(TRANSPARENT) 1656 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1530 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1531#endif
1532 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1533 R->PixColors[Color_bg]);
1534 1657
1658 XGCValues gcvalue;
1535 gcvalue.foreground = R->PixColors[Color_fg]; 1659 gcvalue.foreground = pix_colors[Color_fg];
1536 gcvalue.background = R->PixColors[Color_bg]; 1660 gcvalue.background = pix_colors[Color_bg];
1537 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1661 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1538 &gcvalue); 1662
1539 rxvt_scr_clear(aR); 1663 scr_clear ();
1540 rxvt_scr_touch(aR_ True); 1664 scr_touch (true);
1541 } 1665 }
1542} 1666}
1543 1667
1544/* ------------------------------------------------------------------------- */ 1668/* ------------------------------------------------------------------------- */
1545/* 1669/*
1546 * Report current cursor position 1670 * Report current cursor position
1547 * XTERM_SEQ: Report position: ESC [ 6 n 1671 * XTERM_SEQ: Report position: ESC [ 6 n
1548 */ 1672 */
1549/* EXTPROTO */
1550void 1673void
1551rxvt_scr_report_position(pR) 1674rxvt_term::scr_report_position () NOTHROW
1552{ 1675{
1553 rxvt_tt_printf(aR_ "\033[%d;%dR", R->screen.cur.row + 1, 1676 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1554 R->screen.cur.col + 1);
1555} 1677}
1556 1678
1557/* ------------------------------------------------------------------------- * 1679/* ------------------------------------------------------------------------- *
1558 * FONTS * 1680 * FONTS *
1559 * ------------------------------------------------------------------------- */ 1681 * ------------------------------------------------------------------------- */
1560 1682
1561/* 1683/*
1562 * Set font style 1684 * Set font style
1563 */ 1685 */
1564/* INTPROTO */
1565void 1686void
1566rxvt_set_font_style(pR) 1687rxvt_term::set_font_style () NOTHROW
1567{ 1688{
1689#if 0
1568 switch (R->charsets[R->screen.charset]) { 1690 switch (charsets [screen.charset])
1691 {
1569 case '0': /* DEC Special Character & Line Drawing Set */ 1692 case '0': /* DEC Special Character & Line Drawing Set */
1570 break; 1693 break;
1571 case 'A': /* United Kingdom (UK) */ 1694 case 'A': /* United Kingdom (UK) */
1572 break; 1695 break;
1573 case 'B': /* United States (USASCII) */ 1696 case 'B': /* United States (USASCII) */
1574 break; 1697 break;
1575 case '<': /* Multinational character set */ 1698 case '<': /* Multinational character set */
1576 break; 1699 break;
1577 case '5': /* Finnish character set */ 1700 case '5': /* Finnish character set */
1578 break; 1701 break;
1579 case 'C': /* Finnish character set */ 1702 case 'C': /* Finnish character set */
1580 break; 1703 break;
1581 case 'K': /* German character set */ 1704 case 'K': /* German character set */
1582 break; 1705 break;
1583 } 1706 }
1707#endif
1584} 1708}
1585 1709
1586/* ------------------------------------------------------------------------- */ 1710/* ------------------------------------------------------------------------- */
1587/* 1711/*
1588 * Choose a font 1712 * Choose a font
1589 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1713 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1590 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1714 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1591 * XTERM_SEQ: Invoke G2 character set: ESC N 1715 * XTERM_SEQ: Invoke G2 character set: ESC N
1592 * XTERM_SEQ: Invoke G3 character set: ESC O 1716 * XTERM_SEQ: Invoke G3 character set: ESC O
1593 */ 1717 */
1594/* EXTPROTO */
1595void 1718void
1596rxvt_scr_charset_choose(pR_ int set) 1719rxvt_term::scr_charset_choose (int set) NOTHROW
1597{ 1720{
1598 R->screen.charset = set; 1721 screen.charset = set;
1599 rxvt_set_font_style(aR); 1722 set_font_style ();
1600} 1723}
1601 1724
1602/* ------------------------------------------------------------------------- */ 1725/* ------------------------------------------------------------------------- */
1603/* 1726/*
1604 * Set a font 1727 * Set a font
… …
1606 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1729 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1607 * XTERM_SEQ: Set G2 character set: ESC * <C> 1730 * XTERM_SEQ: Set G2 character set: ESC * <C>
1608 * XTERM_SEQ: Set G3 character set: ESC + <C> 1731 * XTERM_SEQ: Set G3 character set: ESC + <C>
1609 * See set_font_style for possible values for <C> 1732 * See set_font_style for possible values for <C>
1610 */ 1733 */
1611/* EXTPROTO */
1612void 1734void
1613rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1735rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1614{ 1736{
1615 R->charsets[set] = (unsigned char)ch; 1737 charsets[set] = (unsigned char)ch;
1616 rxvt_set_font_style(aR); 1738 set_font_style ();
1617} 1739}
1618 1740
1619
1620/* ------------------------------------------------------------------------- *
1621 * GRAPHICS COLOURS *
1622 * ------------------------------------------------------------------------- */
1623
1624#ifdef RXVT_GRAPHICS
1625/* EXTPROTO */
1626int
1627rxvt_scr_get_fgcolor(pR)
1628{
1629 return GET_FGCOLOR(R->rstyle);
1630}
1631
1632/* ------------------------------------------------------------------------- */
1633/* EXTPROTO */
1634int
1635rxvt_scr_get_bgcolor(pR)
1636{
1637 return GET_BGCOLOR(R->rstyle);
1638}
1639#endif
1640 1741
1641/* ------------------------------------------------------------------------- * 1742/* ------------------------------------------------------------------------- *
1642 * MAJOR SCREEN MANIPULATION * 1743 * MAJOR SCREEN MANIPULATION *
1643 * ------------------------------------------------------------------------- */ 1744 * ------------------------------------------------------------------------- */
1644 1745
1645/* 1746/*
1747 * refresh matching text.
1748 */
1749bool
1750rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1751{
1752 bool found = false;
1753
1754 for (int i = 0; i < nrow; i++)
1755 {
1756 rend_t *drp = drawn_buf[i].r;
1757
1758 for (int col = 0; col < ncol; col++, drp++)
1759 if ((*drp & mask) == value)
1760 {
1761 found = true;
1762 *drp = ~value;
1763 }
1764 }
1765
1766 return found;
1767}
1768
1769/*
1646 * Refresh an area 1770 * Refresh an area
1647 */ 1771 */
1648enum { 1772enum {
1649 PART_BEG = 0, 1773 PART_BEG = 0,
1650 PART_END, 1774 PART_END,
1651 RC_COUNT 1775 RC_COUNT
1652}; 1776};
1653 1777
1654/* EXTPROTO */
1655void 1778void
1656rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1779rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1657{ 1780{
1658 int i; 1781 int i;
1659 row_col_t rc[RC_COUNT]; 1782 row_col_t rc[RC_COUNT];
1660 1783
1661 if (R->drawn_text == NULL) /* sanity check */ 1784 if (!drawn_buf) /* sanity check */
1662 return; 1785 return;
1663 1786
1664#ifdef DEBUG_STRICT 1787#ifndef NO_SLOW_LINK_SUPPORT
1665 x = max(x, (int)R->TermWin.int_bwidth); 1788 if (refresh_type == FAST_REFRESH && !display->is_local)
1666 x = min(x, (int)R->TermWin.width); 1789 {
1667 y = max(y, (int)R->TermWin.int_bwidth); 1790 y = 0;
1668 y = min(y, (int)R->TermWin.height); 1791 eheight = height;
1792 }
1669#endif 1793#endif
1670 1794
1671/* round down */ 1795 /* round down */
1672 rc[PART_BEG].col = Pixel2Col(x); 1796 rc[PART_BEG].col = Pixel2Col (x);
1673 rc[PART_BEG].row = Pixel2Row(y); 1797 rc[PART_BEG].row = Pixel2Row (y);
1674/* round up */ 1798 /* round up */
1675 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1799 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1676 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1800 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1677 1801
1678/* sanity checks */ 1802 /* sanity checks */
1679 for (i = PART_BEG; i < RC_COUNT; i++) { 1803 for (i = PART_BEG; i < RC_COUNT; i++)
1680 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1681 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1682 } 1804 {
1683 1805 min_it (rc[i].col, ncol - 1);
1684 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)); 1806 min_it (rc[i].row, nrow - 1);
1685 1807 }
1808// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1686 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1809 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1687 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1810 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1688 (rc[PART_END].col - rc[PART_BEG].col + 1));
1689 1811
1812 num_scr_allow = 0;
1813
1690 if (refresh) 1814 if (refresh)
1691 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1815 scr_refresh ();
1692} 1816}
1693 1817
1694/* ------------------------------------------------------------------------- */ 1818/* ------------------------------------------------------------------------- */
1695/* 1819/*
1696 * Refresh the entire screen 1820 * Refresh the entire screen
1697 */ 1821 */
1698/* EXTPROTO */
1699void 1822void
1700rxvt_scr_touch(pR_ Bool refresh) 1823rxvt_term::scr_touch (bool refresh) NOTHROW
1701{ 1824{
1702 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1825 scr_expose (0, 0, width, height, refresh);
1703} 1826}
1704 1827
1705/* ------------------------------------------------------------------------- */ 1828/* ------------------------------------------------------------------------- */
1706/* 1829/*
1707 * Move the display so that the line represented by scrollbar value Y is at 1830 * Move the display so that the line represented by scrollbar value Y is at
1708 * the top of the screen 1831 * the top of the screen
1709 */ 1832 */
1710/* EXTPROTO */ 1833void
1711int
1712rxvt_scr_move_to(pR_ int y, int len) 1834rxvt_term::scr_move_to (int y, int len) NOTHROW
1713{ 1835{
1714 long p = 0; 1836 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1715 uint16_t oldviewstart;
1716
1717 oldviewstart = R->TermWin.view_start;
1718 if (y < len) {
1719 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1720 p -= (long)(R->TermWin.nrow - 1);
1721 p = max(p, 0);
1722 }
1723 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1724 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1725
1726 return rxvt_scr_changeview(aR_ oldviewstart);
1727} 1837}
1728 1838
1729/* ------------------------------------------------------------------------- */ 1839/* ------------------------------------------------------------------------- */
1730/* 1840/*
1731 * Page the screen up/down nlines 1841 * Page the screen up/down nlines
1732 * direction should be UP or DN 1842 * direction should be UP or DN
1733 */ 1843 */
1734/* EXTPROTO */ 1844bool
1735int
1736rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1845rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1737{ 1846{
1738 int n; 1847 int new_view_start =
1739 uint16_t oldviewstart; 1848 direction == UP ? view_start - nlines
1849 : view_start + nlines;
1740 1850
1741 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1742#ifdef DEBUG_STRICT
1743 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1744#endif
1745 oldviewstart = R->TermWin.view_start;
1746 if (direction == UP) {
1747 n = R->TermWin.view_start + nlines;
1748 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1749 } else {
1750 n = R->TermWin.view_start - nlines;
1751 R->TermWin.view_start = max(n, 0);
1752 }
1753 return rxvt_scr_changeview(aR_ oldviewstart); 1851 return scr_changeview (new_view_start);
1754} 1852}
1755 1853
1756/* INTPROTO */ 1854bool
1757int 1855rxvt_term::scr_changeview (int new_view_start) NOTHROW
1758rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1759{ 1856{
1760 if (R->TermWin.view_start != oldviewstart) { 1857 clamp_it (new_view_start, top_row, 0);
1858
1859 if (new_view_start == view_start)
1860 return false;
1861
1862 num_scr += new_view_start - view_start;
1863 view_start = new_view_start;
1761 R->want_refresh = 1; 1864 want_refresh = 1;
1762#ifdef RXVT_GRAPHICS
1763 if (rxvt_Gr_Displayed(aR))
1764 rxvt_Gr_scroll(aR_ 0);
1765#endif
1766 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1767 }
1768 return (int)(R->TermWin.view_start - oldviewstart);
1769}
1770 1865
1771/* ------------------------------------------------------------------------- */ 1866 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1772/* EXTPROTO */ 1867
1773void 1868 return true;
1774rxvt_scr_bell(pR) 1869}
1775{ 1870
1776#ifndef NO_BELL 1871#ifndef NO_BELL
1872void
1873rxvt_term::bell_cb (ev::timer &w, int revents)
1874{
1875 rvideo_bell = false;
1876 scr_rvideo_mode (rvideo_mode);
1877}
1878#endif
1879
1880/* ------------------------------------------------------------------------- */
1881void
1882rxvt_term::scr_bell () NOTHROW
1883{
1884#ifndef NO_BELL
1885
1777# ifndef NO_MAPALERT 1886# ifndef NO_MAPALERT
1778# ifdef MAPALERT_OPTION 1887# ifdef MAPALERT_OPTION
1779 if (R->Options & Opt_mapAlert) 1888 if (option (Opt_mapAlert))
1780# endif 1889# endif
1781 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1890 XMapWindow (dpy, parent[0]);
1782# endif 1891# endif
1892
1893# if ENABLE_FRILLS
1894 if (option (Opt_urgentOnBell))
1895 {
1896 if (XWMHints *h = XGetWMHints(dpy, parent[0]))
1897 {
1898 h->flags |= XUrgencyHint;
1899 XSetWMHints (dpy, parent[0], h);
1900 }
1901 }
1902# endif
1903
1783 if (R->Options & Opt_visualBell) { 1904 if (option (Opt_visualBell))
1784 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1905 {
1785 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1906 rvideo_bell = true;
1907 scr_rvideo_mode (rvideo_mode);
1908 display->flush ();
1909
1910 bell_ev.start (VISUAL_BELL_DURATION);
1911 }
1786 } else 1912 else
1787 XBell(R->Xdisplay, 0); 1913 XBell (dpy, 0);
1788#endif 1914#endif
1789} 1915}
1790 1916
1791/* ------------------------------------------------------------------------- */ 1917/* ------------------------------------------------------------------------- */
1792/* ARGSUSED */ 1918/* ARGSUSED */
1793/* EXTPROTO */
1794void 1919void
1795rxvt_scr_printscreen(pR_ int fullhist) 1920rxvt_term::scr_printscreen (int fullhist) NOTHROW
1796{ 1921{
1797#ifdef PRINTPIPE 1922#ifdef PRINTPIPE
1798 int i, r1, nrows, row_offset; 1923 int nrows, row_start;
1799 text_t *t; 1924 FILE *fd;
1800 FILE *fd;
1801 1925
1802 if ((fd = rxvt_popen_printer(aR)) == NULL) 1926 if ((fd = popen_printer ()) == NULL)
1803 return; 1927 return;
1804 nrows = R->TermWin.nrow; 1928
1805 row_offset = R->TermWin.saveLines;
1806 if (!fullhist) 1929 if (fullhist)
1807 row_offset -= R->TermWin.view_start;
1808 else {
1809 nrows += R->TermWin.nscrolled;
1810 row_offset -= R->TermWin.nscrolled;
1811 } 1930 {
1931 nrows = nrow - top_row;
1932 row_start = top_row;
1933 }
1934 else
1935 {
1936 nrows = nrow;
1937 row_start = view_start;
1938 }
1812 1939
1940 wctomb (0, 0);
1941
1813 for (r1 = 0; r1 < nrows; r1++) { 1942 for (int r1 = 0; r1 < nrows; r1++)
1814 t = R->screen.text[r1 + row_offset];
1815 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1816 if (!isspace(t[i]))
1817 break;
1818 fprintf(fd, "%.*s\n", (i + 1), t);
1819 } 1943 {
1944 text_t *tp = ROW(r1).t;
1945 int len = ROW(r1).l;
1946
1947 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1948 {
1949 char mb[MB_LEN_MAX];
1950 text_t t = *tp++;
1951 if (t == NOCHAR)
1952 continue;
1953
1954 len = wctomb (mb, t);
1955
1956 if (len <= 0)
1957 {
1958 mb[0] = ' ';
1959 len = 1;
1960 }
1961
1962 fwrite (mb, 1, len, fd);
1963 }
1964
1965 fputc ('\n', fd);
1966 }
1967
1820 rxvt_pclose_printer(fd); 1968 pclose_printer (fd);
1821#endif 1969#endif
1822} 1970}
1823 1971
1824/* ------------------------------------------------------------------------- */ 1972/* ------------------------------------------------------------------------- */
1825/* 1973/*
1826 * Refresh the screen 1974 * Refresh the screen
1827 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1975 * drawn_text/drawn_rend contain the screen information before the update.
1828 * R->screen.text/R->screen.rend contain what the screen will change to. 1976 * screen.text/screen.rend contain what the screen will change to.
1977 */
1978void
1979rxvt_term::scr_refresh () NOTHROW
1980{
1981 unsigned char have_bg,
1982 showcursor; /* show the cursor */
1983 int16_t col, row, /* column/row we're processing */
1984 ocrow; /* old cursor row */
1985 int i; /* tmp */
1986#ifndef NO_CURSORCOLOR
1987 rend_t cc1; /* store colours at cursor position (s) */
1988#endif
1989 rend_t *crp; // cursor rendition pointer
1990 rend_t ccol1, /* Cursor colour */
1991 ccol2; /* Cursor colour2 */
1992
1993 want_refresh = 0; /* screen is current */
1994
1995 if (refresh_type == NO_REFRESH || !mapped)
1996 return;
1997
1998 /*
1999 * A: set up vars
1829 */ 2000 */
2001 have_bg = 0;
2002 refresh_count = 0;
1830 2003
1831#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2004#ifdef HAVE_BG_PIXMAP
1832# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2005 have_bg |= bgPixmap.pixmap != None;
1833# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2006#endif
2007 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2008
2009 /*
2010 * B: reverse any characters which are selected
2011 */
2012 scr_reverse_selection ();
2013
2014 /*
2015 * C: set the cursor character (s)
2016 */
2017 {
2018 unsigned char setoldcursor;
2019
2020 showcursor = (screen.flags & Screen_VisibleCursor);
2021#ifdef CURSOR_BLINK
2022 if (hidden_cursor)
2023 showcursor = 0;
2024#endif
2025
2026 if (showcursor)
2027 {
2028 int col = screen.cur.col;
2029
2030 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2031 col--;
2032
2033 crp = &ROW(screen.cur.row).r[col];
2034
2035#ifndef NO_CURSORCOLOR
2036 cc1 = *crp & (RS_fgMask | RS_bgMask);
2037 if (ISSET_PIXCOLOR (Color_cursor))
2038 ccol1 = Color_cursor;
2039 else
2040#endif
2041#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2042 ccol1 = fgcolor_of (rstyle);
1834#else 2043#else
1835# define MONO_BOLD(x) \ 2044 ccol1 = Color_fg;
1836 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1837# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1838#endif 2045#endif
1839 2046
1840#define FONT_WIDTH(X, Y) \
1841 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1842#define FONT_RBEAR(X, Y) \
1843 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1844#define FONT_LBEAR(X, Y) \
1845 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1846#define IS_FONT_CHAR(X, Y) \
1847 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1848
1849/* EXTPROTO */
1850void
1851rxvt_scr_refresh(pR_ unsigned char refresh_type)
1852{
1853 unsigned char clearfirst, /* first character writes before cell */
1854 clearlast, /* last character writes beyond cell */
1855 must_clear, /* use draw_string not draw_image_string */
1856#ifndef NO_BOLDFONT
1857 bfont, /* we've changed font to bold font */
1858#endif
1859 rvid, /* reverse video this position */
1860 wbyte, /* we're in multibyte */
1861 showcursor; /* show the cursor */
1862 int fore, back; /* desired foreground/background */
1863 int16_t col, row, /* column/row we're processing */
1864 ocrow; /* old cursor row */
1865 int cursorwidth;
1866 int i, /* tmp */
1867 row_offset; /* basic offset in screen structure */
1868#ifndef NO_CURSORCOLOR 2047#ifndef NO_CURSORCOLOR
1869 rend_t cc1; /* store colours at cursor position(s) */ 2048 if (ISSET_PIXCOLOR (Color_cursor2))
1870 rend_t cc2; /* store colours at cursor position(s) */ 2049 ccol2 = Color_cursor2;
2050 else
1871#endif 2051#endif
1872 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2052#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1873 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2053 ccol2 = bgcolor_of (rstyle);
1874 char *buffer; /* local copy of R->buffer */ 2054#else
1875 2055 ccol2 = Color_bg;
1876 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1877 return;
1878
1879/*
1880 * A: set up vars
1881 */
1882 clearfirst = clearlast = must_clear = wbyte = 0;
1883#ifndef NO_BOLDFONT
1884 bfont = 0;
1885#endif 2056#endif
1886 2057
1887 if (R->currmaxcol < R->TermWin.ncol) {
1888 R->currmaxcol = R->TermWin.ncol;
1889 R->buffer = (char *)rxvt_realloc (R->buffer,
1890 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1891 }
1892 buffer = R->buffer;
1893 R->refresh_count = 0;
1894
1895 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1896
1897 if ((refresh_type & REFRESH_BOUNDS)) {
1898 clearfirst = clearlast = 1;
1899 R->refresh_type &= ~REFRESH_BOUNDS;
1900 }
1901#if defined(XPM_BACKGROUND)
1902 must_clear |= (R->bgPixmap.pixmap != None);
1903#endif
1904#if defined(TRANSPARENT)
1905 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1906#endif
1907 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1908
1909/*
1910 * B: reverse any characters which are selected
1911 */
1912 rxvt_scr_reverse_selection(aR);
1913
1914/*
1915 * C: set the cursor character(s)
1916 */
1917 {
1918 unsigned char setoldcursor;
1919 rend_t ccol1, /* Cursor colour */
1920 ccol2; /* Cursor colour2 */
1921
1922 showcursor = (R->screen.flags & Screen_VisibleCursor);
1923 cursorwidth = 0;
1924#ifdef CURSOR_BLINK
1925 if (R->hidden_cursor)
1926 showcursor = 0;
1927#endif
1928
1929 cursorwidth = 0;
1930
1931 if (showcursor) 2058 if (showcursor && focus)
1932 { 2059 {
2060 if (option (Opt_cursorUnderline))
2061 *crp ^= RS_Uline;
2062 else
2063 {
2064 *crp ^= RS_RVid;
2065 *crp = SET_FGCOLOR (*crp, ccol1);
2066 *crp = SET_BGCOLOR (*crp, ccol2);
2067 }
2068 }
2069 }
2070
2071 /* make sure no outline cursor is left around */
2072 setoldcursor = 0;
2073 if (ocrow != -1)
2074 {
2075 if (screen.cur.row - view_start != ocrow
2076 || screen.cur.col != oldcursor.col)
2077 {
2078 if (ocrow < nrow
2079 && oldcursor.col < ncol)
2080 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2081
2082 if (focus || !showcursor)
2083 oldcursor.row = -1;
2084 else
2085 setoldcursor = 1;
2086 }
2087 }
2088 else if (!focus)
2089 setoldcursor = 1;
2090
2091 if (setoldcursor)
2092 {
2093 if (screen.cur.row - view_start >= nrow)
2094 oldcursor.row = -1;
2095 else
2096 {
2097 oldcursor.row = screen.cur.row - view_start;
2098 oldcursor.col = screen.cur.col;
2099 }
2100 }
2101 }
2102
2103 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2104#if ENABLE_OVERLAY
2105 scr_swap_overlay ();
2106#endif
2107
2108#ifndef NO_SLOW_LINK_SUPPORT
2109 /*
2110 * D: CopyArea pass - very useful for slower links
2111 * This has been deliberately kept simple.
2112 */
2113 if (!display->is_local
2114 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2115 && abs (num_scr) < nrow && !have_bg)
2116 {
2117 int16_t nits;
2118 int i = num_scr;
2119 int j;
2120 int len, wlen;
2121 dLocal (int, num_scr);
2122
2123 j = nrow;
2124 wlen = len = -1;
2125 row = i > 0 ? 0 : j - 1;
2126
2127 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2128 {
2129 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2130 {
2131 line_t s = ROW(view_start + row);
2132 line_t d = drawn_buf[row];
2133 line_t d2 = drawn_buf[row + i];
2134
2135 for (nits = 0, col = ncol; col--; )
2136 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2137 nits--;
2138 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2139 nits++;
2140
2141 if (nits > 8) /* XXX: arbitrary choice */
2142 {
2143 for (col = ncol; col--; )
2144 {
2145 *d.t++ = *d2.t++;
2146 *d.r++ = *d2.r++;
2147 }
2148
2149 if (len == -1)
2150 len = row;
2151
2152 wlen = row;
2153 continue;
2154 }
2155 }
2156
2157 if (len >= 0)
2158 {
2159 /* also comes here at end if needed because of >= above */
2160 if (wlen < len)
2161 ::swap (wlen, len);
2162
2163 XGCValues gcv;
2164
2165 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2166 XCopyArea (dpy, vt, vt,
2167 gc, 0, Row2Pixel (len + i),
2168 (unsigned int)this->width,
2169 (unsigned int)Height2Pixel (wlen - len + 1),
2170 0, Row2Pixel (len));
2171 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2172
2173 len = -1;
2174 }
2175 }
2176 }
2177#endif
2178
2179 /*
2180 * E: main pass across every character
2181 */
2182 for (row = 0; row < nrow; row++)
2183 {
2184 text_t *stp = ROW(view_start + row).t;
2185 rend_t *srp = ROW(view_start + row).r;
2186 text_t *dtp = drawn_buf[row].t;
2187 rend_t *drp = drawn_buf[row].r;
2188
2189 /*
2190 * E2: OK, now the real pass
2191 */
2192 int ypixel = (int)Row2Pixel (row);
2193
2194 for (col = 0; col < ncol; col++)
2195 {
2196 /* compare new text with old - if exactly the same then continue */
2197 if (stp[col] == dtp[col] /* Must match characters to skip. */
2198 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2199 || (stp[col] == ' ' /* space w/ no background change */
2200 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2201 continue;
2202
2203 // redraw one or more characters
2204
2205 // seek to the beginning of wide characters
2206 while (stp[col] == NOCHAR && col > 0)
2207 --col;
2208
2209 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2210 text_t *text = stp + col;
2211 int count = 1;
2212
2213 dtp[col] = stp[col];
2214 drp[col] = rend;
2215
2216 int xpixel = Col2Pixel (col);
2217
2218 for (i = 0; ++col < ncol; )
2219 {
2220 if (stp[col] == NOCHAR)
2221 {
2222 dtp[col] = stp[col];
2223 drp[col] = rend;
2224 count++;
2225 i++;
2226
2227 continue;
2228 }
2229
2230 if (!RS_SAME (rend, srp[col]))
2231 break;
2232
2233 count++;
2234
2235 if (stp[col] != dtp[col]
2236 || !RS_SAME (srp[col], drp[col]))
2237 {
2238 if (have_bg && (i++ > count / 2))
2239 break;
2240
2241 dtp[col] = stp[col];
2242 drp[col] = rend;
2243 i = 0;
2244 }
2245 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2246 break;
2247 }
2248
2249 col--; /* went one too far. move back */
2250 count -= i; /* dump any matching trailing chars */
2251
2252 // sometimes we optimize away the trailing NOCHAR's, add them back
2253 while (i && text[count] == NOCHAR)
2254 count++, i--;
2255
2256 /*
2257 * Determine the attributes for the string
2258 */
2259 int fore = fgcolor_of (rend); // desired foreground
2260 int back = bgcolor_of (rend); // desired background
2261
2262 // only do special processing if any attributes are set, which is unlikely
2263 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2264 {
2265 bool invert = rend & RS_RVid;
2266
2267#ifndef NO_BOLD_UNDERLINE_REVERSE
2268 if (rend & RS_Bold
2269 && fore == Color_fg)
2270 {
2271 if (ISSET_PIXCOLOR (Color_BD))
2272 fore = Color_BD;
2273# if !ENABLE_STYLES
2274 else
2275 invert = !invert;
2276# endif
2277 }
2278
2279 if (rend & RS_Italic
2280 && fore == Color_fg)
2281 {
2282 if (ISSET_PIXCOLOR (Color_IT))
2283 fore = Color_IT;
2284# if !ENABLE_STYLES
2285 else
2286 invert = !invert;
2287# endif
2288 }
2289
2290 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2291 fore = Color_UL;
2292#endif
2293
2294 if (invert)
2295 {
2296#ifdef OPTION_HC
2297 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2298 || !ISSET_PIXCOLOR (Color_HC))
2299#endif
2300 /* invert the column if no highlightColor is set or it is the
2301 * current cursor column */
2302 ::swap (fore, back);
2303#ifdef OPTION_HC
2304 else if (ISSET_PIXCOLOR (Color_HC))
2305 back = Color_HC;
2306#endif
2307
2308#ifndef NO_BOLD_UNDERLINE_REVERSE
2309# ifndef OPTION_HC
2310 if (ISSET_PIXCOLOR (Color_RV))
2311 back = Color_RV;
2312# endif
2313 if (fore == back)
2314 {
2315 fore = Color_bg;
2316 back = Color_fg;
2317 }
2318#endif
2319 }
2320
2321#ifdef TEXT_BLINK
2322 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2323 {
2324 if (!ev_is_active (&text_blink_ev))
2325 {
2326 text_blink_ev.start (TEXT_BLINK_INTERVAL, TEXT_BLINK_INTERVAL);
2327 hidden_text = 0;
2328 }
2329 else if (hidden_text)
2330 fore = back;
2331 }
2332#endif
2333
2334#if ENABLE_STYLES
2335 // "careful" (too wide) character handling
2336
2337 // include previous careful character(s) if possible, looks nicer (best effort...)
2338 while (text > stp
2339 && srp[text - stp - 1] & RS_Careful
2340 && RS_SAME (rend, srp[text - stp - 1]))
2341 text--, count++, xpixel -= fwidth;
2342
2343 // force redraw after "careful" characters to avoid pixel droppings
2344 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2345 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2346
2347 // force redraw before "careful" characters to avoid pixel droppings
2348 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2349 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2350#endif
2351 }
2352
2353 /*
2354 * Actually do the drawing of the string here
2355 */
2356 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2357
2358 if (have_bg && back == Color_bg)
2359 {
2360 // this is very ugly, maybe push it into ->draw?
2361
2362 for (i = 0; i < count; i++) /* don't draw empty strings */
2363 if (text[i] != ' ')
2364 {
2365 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2366 goto did_clear;
2367 }
2368
2369 CLEAR_CHARS (xpixel, ypixel, count);
2370 did_clear: ;
2371 }
2372 else
2373 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2374
2375 if (rend & RS_Uline && font->descent > 1 && fore != back)
2376 {
2377#if ENABLE_FRILLS
2378 if (ISSET_PIXCOLOR (Color_underline))
2379 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2380 else
2381#endif
2382 XSetForeground (dpy, gc, pix_colors[fore]);
2383
2384 XDrawLine (dpy, drawBuffer, gc,
2385 xpixel, ypixel + font->ascent + 1,
2386 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2387 }
2388 } /* for (col....) */
2389 } /* for (row....) */
2390
2391#if ENABLE_OVERLAY
2392 scr_swap_overlay ();
2393#endif
2394 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2395
2396 /*
2397 * G: cleanup cursor and display outline cursor if necessary
2398 */
2399 if (showcursor)
2400 {
2401 if (focus)
2402 {
2403 if (option (Opt_cursorUnderline))
2404 *crp ^= RS_Uline;
2405 else
2406 {
2407 *crp ^= RS_RVid;
2408#ifndef NO_CURSORCOLOR
2409 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2410#endif
2411 }
2412 }
2413 else if (oldcursor.row >= 0)
2414 {
2415 int cursorwidth = 1;
2416 int col = oldcursor.col;
2417
2418 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2419 col--;
2420
2421 while (col + cursorwidth < ncol
2422 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
1933 cursorwidth++; 2423 cursorwidth++;
1934 2424
1935 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1936 [R->screen.cur.col]);
1937
1938 if (showcursor && R->TermWin.focus)
1939 {
1940 *srp ^= RS_RVid;
1941#ifndef NO_CURSORCOLOR 2425#ifndef NO_CURSORCOLOR
1942 cc1 = *srp & (RS_fgMask | RS_bgMask);
1943 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2426 if (ISSET_PIXCOLOR (Color_cursor))
1944 ccol1 = Color_cursor; 2427 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
1945 else 2428 else
1946#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2429#endif
1947 ccol1 = GET_FGCOLOR(R->rstyle); 2430 XSetForeground (dpy, gc, pix_colors[ccol1]);
2431
2432 XDrawRectangle (dpy, drawBuffer, gc,
2433 Col2Pixel (col),
2434 Row2Pixel (oldcursor.row),
2435 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2436 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2437 }
2438 }
2439
2440 /*
2441 * H: cleanup selection
2442 */
2443 scr_reverse_selection ();
2444
2445 num_scr = 0;
2446 num_scr_allow = 1;
2447}
2448
2449void
2450rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2451{
2452 if (!l.t)
2453 return;
2454
2455 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2456
2457 for (int i = ncol; i--; )
2458 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2459}
2460
2461void
2462rxvt_term::scr_remap_chars () NOTHROW
2463{
2464 for (int i = total_rows; i--; )
2465 scr_remap_chars (row_buf [i]);
2466
2467 for (int i = nrow; i--; )
2468 {
2469 scr_remap_chars (drawn_buf [i]);
2470 scr_remap_chars (swap_buf [i]);
2471 }
2472}
2473
2474void
2475rxvt_term::scr_recolour () NOTHROW
2476{
2477#ifdef HAVE_BG_PIXMAP
2478 bgPixmap.apply ();
1948#else 2479#else
1949 ccol1 = Color_fg; 2480 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
1950#endif 2481 XClearWindow (dpy, parent[0]);
1951 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2482 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1952 ccol2 = Color_cursor2; 2483# if HAVE_SCROLLBARS
1953 else 2484 if (scrollBar.win)
1954#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2485 {
1955 ccol2 = GET_BGCOLOR(R->rstyle); 2486 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
1956#else 2487 scrollBar.setIdle ();
1957 ccol2 = Color_bg; 2488 scrollbar_show (0);
1958#endif
1959 *srp = SET_FGCOLOR(*srp, ccol1);
1960 *srp = SET_BGCOLOR(*srp, ccol2);
1961#endif
1962 }
1963
1964 while (IS_WIDE (*srp))
1965 cursorwidth++, srp++;
1966 }
1967
1968 /* make sure no outline cursor is left around */
1969 setoldcursor = 0;
1970 if (ocrow != -1) {
1971 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1972 || R->screen.cur.col != R->oldcursor.col) {
1973 if (ocrow < R->TermWin.nrow
1974 && R->oldcursor.col < R->TermWin.ncol) {
1975 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1976 }
1977 if (R->TermWin.focus || !showcursor)
1978 R->oldcursor.row = -1;
1979 else
1980 setoldcursor = 1;
1981 }
1982 } else if (!R->TermWin.focus)
1983 setoldcursor = 1;
1984 if (setoldcursor) {
1985 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1986 R->oldcursor.row = -1;
1987 else {
1988 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1989 R->oldcursor.col = R->screen.cur.col;
1990 }
1991 }
1992 } 2489 }
1993
1994#ifndef NO_SLOW_LINK_SUPPORT
1995/*
1996 * D: CopyArea pass - very useful for slower links
1997 * This has been deliberately kept simple.
1998 */
1999 i = R->num_scr;
2000 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i
2001 && abs(i) < R->TermWin.nrow && !must_clear) {
2002 int16_t nits;
2003 int j;
2004 rend_t *drp2;
2005 text_t *dtp2;
2006 int len, wlen;
2007
2008 j = R->TermWin.nrow;
2009 wlen = len = -1;
2010 row = i > 0 ? 0 : j - 1;
2011 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) {
2012 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) {
2013 stp = R->screen.text[row + row_offset];
2014 srp = R->screen.rend[row + row_offset];
2015 dtp = R->drawn_text[row];
2016 dtp2 = R->drawn_text[row + i];
2017 drp = R->drawn_rend[row];
2018 drp2 = R->drawn_rend[row + i];
2019 for (nits = 0, col = R->TermWin.ncol; col--; )
2020 if (stp[col] != dtp2[col] || srp[col] != drp2[col])
2021 nits--;
2022 else if (stp[col] != dtp[col] || srp[col] != drp[col])
2023 nits++;
2024 if (nits > 8) { /* XXX: arbitrary choice */
2025 for (col = R->TermWin.ncol; col--; ) {
2026 *dtp++ = *dtp2++;
2027 *drp++ = *drp2++;
2028 }
2029 if (len == -1)
2030 len = row;
2031 wlen = row;
2032 continue;
2033 }
2034 }
2035 if (len != -1) {
2036 /* also comes here at end if needed because of >= above */
2037 if (wlen < len)
2038 SWAP_IT(wlen, len, int);
2039 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2040 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2041 R->TermWin.gc, 0, Row2Pixel(len + i),
2042 (unsigned int)TermWin_TotalWidth(),
2043 (unsigned int)Height2Pixel(wlen - len + 1),
2044 0, Row2Pixel(len));
2045 len = -1;
2046 }
2047 }
2048 }
2049#endif
2050
2051/*
2052 * E: main pass across every character
2053 */
2054 for (row = 0; row < R->TermWin.nrow; row++)
2055 {
2056 stp = R->screen.text[row + row_offset];
2057 srp = R->screen.rend[row + row_offset];
2058 dtp = R->drawn_text[row];
2059 drp = R->drawn_rend[row];
2060
2061/*
2062 * E2: OK, now the real pass
2063 */
2064 int ypixel = (int)Row2Pixel(row);
2065
2066 for (col = 0; col < R->TermWin.ncol; col++) {
2067 /* compare new text with old - if exactly the same then continue */
2068 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2069
2070 if (stp[col] == dtp[col] /* Must match characters to skip. */
2071 && (rend == drp[col] /* Either rendition the same or */
2072 || (stp[col] == ' ' /* space w/ no background change */
2073 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2074 continue;
2075
2076 text_t *text = stp + col;
2077 int count = 1;
2078
2079 /* redraw one or more characters */
2080
2081 dtp[col] = stp[col];
2082 drp[col] = rend;
2083
2084 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2085 continue;
2086
2087 int xpixel = Col2Pixel(col);
2088
2089 // this loop looks very messy, it can probably be optimized
2090 // and cleaned a bit by you?
2091 for (i = 0; ++col < R->TermWin.ncol; )
2092 {
2093 if (stp[col] == NOCHAR)
2094 {
2095 dtp[col] = stp[col];
2096 drp[col] = rend;
2097 count++;
2098
2099 if (i) // only possible skip if char unchanged
2100 i++;
2101
2102 continue;
2103 }
2104
2105 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2106 break;
2107
2108 count++;
2109
2110 if (stp[col] != dtp[col]
2111 || srp[col] != drp[col])
2112 {
2113 if (must_clear && (i++ > (count / 2)))
2114 break;
2115
2116 dtp[col] = stp[col];
2117 drp[col] = rend;
2118 i = 0;
2119 }
2120 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2121 break;
2122 }
2123
2124 col--; /* went one too far. move back */
2125 count -= i; /* dump any matching trailing chars */
2126
2127/*
2128 * Determine the attributes for the string
2129 */
2130 int fid = GET_FONT(rend);
2131 fore = GET_FGCOLOR(rend);
2132 back = GET_BGCOLOR(rend);
2133 rend = GET_ATTR(rend);
2134
2135 rvid = (rend & RS_RVid) ? 1 : 0;
2136#ifdef OPTION_HC
2137 if (!rvid && (rend & RS_Blink))
2138 {
2139 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2140 back = Color_HC;
2141 else
2142 rvid = !rvid; /* fall back */
2143 }
2144#endif
2145 if (rvid)
2146 {
2147 SWAP_IT(fore, back, int);
2148
2149#ifndef NO_BOLD_UNDERLINE_REVERSE
2150 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2151# ifndef NO_CURSORCOLOR
2152 && !ISSET_PIXCOLOR(R, Color_cursor)
2153# endif 2490# endif
2154 ) 2491 scr_clear ();
2155 back = Color_RV; 2492 scr_touch (true);
2156#endif 2493 want_refresh = 1;
2157 }
2158#ifndef NO_BOLD_UNDERLINE_REVERSE
2159 else if (rend & RS_Bold)
2160 {
2161 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD))
2162 {
2163 fore = Color_BD;
2164# ifndef VERYBOLD
2165 rend &= ~RS_Bold; /* we've taken care of it */
2166# endif 2494#endif
2167 }
2168 }
2169 else if (rend & RS_Uline)
2170 {
2171 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2172 {
2173 fore = Color_UL;
2174 rend &= ~RS_Uline; /* we've taken care of it */
2175 }
2176 }
2177#endif
2178 2495
2179/* 2496}
2180 * Actually do the drawing of the string here
2181 */
2182 rxvt_font *font = (*R->TermWin.fontset)[fid];
2183 2497
2184 if (back == Color_bg) 2498/* ------------------------------------------------------------------------- */
2185 { 2499void
2186 if (must_clear) 2500rxvt_term::scr_clear (bool really) NOTHROW
2187 { 2501{
2188 for (i = 0; i < count; i++) /* don't draw empty strings */ 2502 if (!mapped)
2189 if (text[i] != ' ') { 2503 return;
2190 font->draw (xpixel, ypixel, text, count, fore, -1);
2191 goto nodraw;
2192 }
2193 CLEAR_CHARS(xpixel, ypixel, count);
2194nodraw: ;
2195 }
2196 else
2197 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2198 } else
2199 font->draw (xpixel, ypixel, text, count, fore, back);
2200 2504
2201 if ((rend & RS_Uline) && (font->descent > 1)) 2505 num_scr_allow = 0;
2202 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc, 2506 want_refresh = 1;
2203 xpixel, ypixel + font->ascent + 1,
2204 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2205 } /* for (col....) */
2206 } /* for (row....) */
2207 2507
2208/* 2508 if (really)
2209 * G: cleanup cursor and display outline cursor if necessary 2509 XClearWindow (dpy, vt);
2210 */ 2510}
2211 if (showcursor) {
2212 if (R->TermWin.focus) {
2213 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2214 [R->screen.cur.col]);
2215 *srp ^= RS_RVid;
2216#ifndef NO_CURSORCOLOR
2217 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2218#endif
2219 } else if (R->oldcursor.row >= 0) {
2220#ifndef NO_CURSORCOLOR
2221 unsigned long gcmask; /* Graphics Context mask */
2222 2511
2223 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) { 2512void
2224 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]); 2513rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2514{
2515 int view_end = view_start + nrow;
2516 int row, col;
2517
2518 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2519 {
2520 text_t *stp = ROW(row).t;
2521 rend_t *srp = ROW(row).r;
2522
2523 for (col = beg_col; col < end_col; col++)
2524 srp[col] ^= rstyle1;
2525
2526 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2527 srp[col] ^= rstyle2;
2528
2529 if (++col < end_col)
2530 srp[col] ^= rstyle2;
2225 } 2531 }
2226#endif 2532}
2227 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2533
2228 Col2Pixel(R->oldcursor.col), 2534void
2229 Row2Pixel(R->oldcursor.row), 2535rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2230 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2536{
2231 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1)); 2537 int view_end = view_start + nrow;
2232 } 2538 int row, col;
2539
2540 if (beg_row >= view_start)
2233 } 2541 {
2234/* 2542 col = beg_col;
2235 * H: cleanup selection 2543 row = beg_row;
2236 */ 2544 }
2237 rxvt_scr_reverse_selection(aR); 2545 else
2238
2239/*
2240 * I: other general cleanup
2241 */
2242 if (clearfirst && R->TermWin.int_bwidth)
2243 /*
2244 * clear the whole screen height, note that width == 0 is treated
2245 * specially by XClearArea
2246 */
2247 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2248 (unsigned int)R->TermWin.int_bwidth,
2249 (unsigned int)TermWin_TotalHeight(), False);
2250 if (clearlast && R->TermWin.int_bwidth)
2251 /*
2252 * clear the whole screen height, note that width == 0 is treated
2253 * specially by XClearArea
2254 */
2255 XClearArea(R->Xdisplay, R->TermWin.vt,
2256 R->TermWin.width + R->TermWin.int_bwidth, 0,
2257 (unsigned int)R->TermWin.int_bwidth,
2258 (unsigned int)TermWin_TotalHeight(), False);
2259 if (refresh_type & SMOOTH_REFRESH)
2260 XSync(R->Xdisplay, False);
2261
2262 R->num_scr = 0;
2263 R->num_scr_allow = 1;
2264 R->want_refresh = 0; /* screen is current */
2265}
2266/* ------------------------------------------------------------------------- */
2267
2268/* EXTPROTO */
2269void
2270rxvt_scr_clear(pR)
2271{
2272 if (!R->TermWin.mapped)
2273 return;
2274 R->num_scr_allow = 0;
2275 R->want_refresh = 1;
2276#ifdef TRANSPARENT
2277 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2278 int i;
2279
2280 if (!(R->Options & Opt_transparent_all))
2281 i = 0;
2282 else
2283 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2284 for (; i--;)
2285 if (R->TermWin.parent[i] != None)
2286 XClearWindow(R->Xdisplay, R->TermWin.parent[i]);
2287 } 2546 {
2288#endif
2289 XClearWindow(R->Xdisplay, R->TermWin.vt);
2290}
2291
2292/* ------------------------------------------------------------------------- */
2293/* INTPROTO */
2294void
2295rxvt_scr_reverse_selection(pR)
2296{
2297 int i, col, row, end_row;
2298 rend_t *srp;
2299
2300 if (R->selection.op && R->current_screen == R->selection.screen) {
2301 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2302 i = R->selection.beg.row + R->TermWin.saveLines;
2303 row = R->selection.end.row + R->TermWin.saveLines;
2304 if (i >= end_row)
2305 col = R->selection.beg.col;
2306 else {
2307 col = 0; 2547 col = 0;
2308 i = end_row; 2548 row = view_start;
2309 } 2549 }
2310 end_row += R->TermWin.nrow; 2550
2311 for (; i < row && i < end_row; i++, col = 0) 2551 for (; row < min (end_row, view_end); row++, col = 0)
2312 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2552 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2313#ifndef OPTION_HC 2553 srp[col] ^= rstyle;
2314 srp[col] ^= RS_RVid; 2554
2315#else 2555 if (row == end_row)
2316 srp[col] ^= RS_Blink; 2556 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2557 srp[col] ^= rstyle;
2558}
2559
2560/* ------------------------------------------------------------------------- */
2561void
2562rxvt_term::scr_reverse_selection () NOTHROW
2563{
2564 if (selection.op
2565 && current_screen == selection.screen
2566 && selection.end.row >= view_start)
2567 {
2568#if !ENABLE_MINIMAL
2569 if (selection.rect)
2570 scr_xor_rect (selection.beg.row, selection.beg.col,
2571 selection.end.row, selection.end.col,
2572 RS_RVid, RS_RVid | RS_Uline);
2573 else
2317#endif 2574#endif
2318 if (i == row && i < end_row) 2575 scr_xor_span (selection.beg.row, selection.beg.col,
2319 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2576 selection.end.row, selection.end.col,
2320#ifndef OPTION_HC 2577 RS_RVid);
2321 srp[col] ^= RS_RVid;
2322#else
2323 srp[col] ^= RS_Blink;
2324#endif
2325 } 2578 }
2326} 2579}
2327 2580
2328/* ------------------------------------------------------------------------- */ 2581/* ------------------------------------------------------------------------- */
2329/* 2582/*
2330 * Dump the whole scrollback and screen to the passed filedescriptor. The 2583 * Dump the whole scrollback and screen to the passed filedescriptor. The
2331 * invoking routine must close the fd. 2584 * invoking routine must close the fd.
2332 */ 2585 */
2333#if 0 2586#if 0
2334/* EXTPROTO */
2335void 2587void
2336rxvt_scr_dump(pR_ int fd) 2588rxvt_term::scr_dump (int fd) NOTHROW
2337{ 2589{
2338 int row, wrote; 2590 int row, wrote;
2339 unsigned int width, towrite; 2591 unsigned int width, towrite;
2340 char r1[] = "\n"; 2592 char r1[] = "\n";
2341 2593
2342 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2594 for (row = saveLines - nsaved;
2343 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2595 row < saveLines + nrow - 1; row++)
2344 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2596 {
2345 : R->TermWin.ncol; 2597 width = row_buf[row].l >= 0 ? row_buf[row].l
2598 : ncol;
2346 for (towrite = width; towrite; towrite -= wrote) { 2599 for (towrite = width; towrite; towrite -= wrote)
2600 {
2347 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2601 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2348 towrite); 2602 towrite);
2349 if (wrote < 0) 2603 if (wrote < 0)
2350 return; /* XXX: death, no report */ 2604 return; /* XXX: death, no report */
2351 } 2605 }
2352 if (R->screen.tlen[row] >= 0) 2606 if (row_buf[row].l >= 0)
2353 if (write(fd, r1, 1) <= 0) 2607 if (write (fd, r1, 1) <= 0)
2354 return; /* XXX: death, no report */ 2608 return; /* XXX: death, no report */
2355 } 2609 }
2356} 2610}
2357#endif 2611#endif
2358 2612
2359/* ------------------------------------------------------------------------- * 2613/* ------------------------------------------------------------------------- *
2360 * CHARACTER SELECTION * 2614 * CHARACTER SELECTION *
2361 * ------------------------------------------------------------------------- */ 2615 * ------------------------------------------------------------------------- */
2362
2363/*
2364 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2365 */
2366/* EXTPROTO */
2367void 2616void
2368rxvt_selection_check(pR_ int check_more) 2617rxvt_term::selection_check (int check_more) NOTHROW
2369{ 2618{
2370 row_col_t pos; 2619 row_col_t pos;
2371 2620
2372 if (!R->selection.op) 2621 if (!selection.op)
2373 return; 2622 return;
2374 2623
2375 pos.row = pos.col = 0; 2624 pos.row = pos.col = 0;
2376 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2625 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2377 || (R->selection.beg.row >= R->TermWin.nrow) 2626 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2378 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2627 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2379 || (R->selection.mark.row >= R->TermWin.nrow)
2380 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2381 || (R->selection.end.row >= R->TermWin.nrow)
2382 || (check_more == 1 2628 || (check_more == 1
2383 && R->current_screen == R->selection.screen 2629 && current_screen == selection.screen
2384 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2630 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2385 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2631 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2386 || (check_more == 2 2632 || (check_more == 2
2387 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2633 && ROWCOL_IS_BEFORE (selection.beg, pos)
2388 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2634 && ROWCOL_IS_AFTER (selection.end, pos))
2389 || (check_more == 3 2635 || (check_more == 3
2390 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2636 && ROWCOL_IS_AFTER (selection.end, pos))
2391 || (check_more == 4 /* screen width change */ 2637 || (check_more == 4 /* screen width change */
2392 && (R->selection.beg.row != R->selection.end.row 2638 && (selection.beg.row != selection.end.row
2393 || R->selection.end.col > R->TermWin.ncol))) 2639 || selection.end.col > ncol)))
2394 CLEAR_SELECTION(R); 2640 CLEAR_SELECTION ();
2395} 2641}
2396 2642
2397/* ------------------------------------------------------------------------- */ 2643/* ------------------------------------------------------------------------- */
2398/* 2644/*
2399 * Paste a selection direct to the command fd 2645 * Paste a selection direct to the command fd
2400 */ 2646 */
2401/* INTPROTO */
2402void 2647void
2403rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2648rxvt_term::paste (char *data, unsigned int len) NOTHROW
2404{ 2649{
2405 unsigned int i, j, n;
2406 unsigned char *ds = (unsigned char *)rxvt_malloc(PROP_SIZE);
2407
2408/* convert normal newline chars into common keyboard Return key sequence */ 2650 /* convert normal newline chars into common keyboard Return key sequence */
2409 for (i = 0; i < nitems; i += PROP_SIZE) { 2651 for (unsigned int i = 0; i < len; i++)
2410 n = min(nitems - i, PROP_SIZE); 2652 if (data[i] == C0_LF)
2411 MEMCPY(ds, data + i, n); 2653 data[i] = C0_CR;
2412 for (j = 0; j < n; j++) 2654
2413 if (ds[j] == '\n') 2655 tt_write (data, len);
2414 ds[j] = '\r';
2415 rxvt_tt_write(aR_ ds, (int)n);
2416 }
2417 free(ds);
2418} 2656}
2419 2657
2420/* ------------------------------------------------------------------------- */ 2658/* ------------------------------------------------------------------------- */
2421/* 2659/*
2422 * Respond to a notification that a primary selection has been sent 2660 * Respond to a notification that a primary selection has been sent
2423 * EXT: SelectionNotify 2661 * EXT: SelectionNotify
2424 */ 2662 */
2425/* EXTPROTO */ 2663void
2426int
2427rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2664rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2428{ 2665{
2429 long nread = 0; 2666 if (prop == None) /* check for failed XConvertSelection */
2667 {
2668 if ((selection_type & Sel_CompoundText))
2669 {
2670 int selnum = selection_type & Sel_whereMask;
2671
2672 selection_type = 0;
2673 if (selnum != Sel_direct)
2674 selection_request_other (XA_STRING, selnum);
2675 }
2676
2677 if ((selection_type & Sel_UTF8String))
2678 {
2679 int selnum = selection_type & Sel_whereMask;
2680
2681 selection_type = Sel_CompoundText;
2682 if (selnum != Sel_direct)
2683 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2684 else
2685 selection_type = 0;
2686 }
2687
2688 return;
2689 }
2690
2430 unsigned long bytes_after; 2691 unsigned long bytes_after;
2431 XTextProperty ct; 2692 XTextProperty ct;
2432#ifdef MULTICHAR_SET
2433 int dummy_count;
2434 char **cl;
2435#endif
2436 2693
2437 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2694 if (XGetWindowProperty (dpy, win, prop,
2438 2695 0, PROP_SIZE / 4,
2439 if (prop == None) { /* check for failed XConvertSelection */ 2696 delete_prop, AnyPropertyType,
2440#ifdef MULTICHAR_SET 2697 &ct.encoding, &ct.format,
2441 if ((R->selection_type & Sel_CompoundText)) { 2698 &ct.nitems, &bytes_after,
2442 int selnum = R->selection_type & Sel_whereMask; 2699 &ct.value) != Success)
2443
2444 R->selection_type = 0;
2445 if (selnum != Sel_direct)
2446 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2447 }
2448#endif
2449 return 0;
2450 } 2700 {
2451 for (;;) { 2701 ct.value = 0;
2452 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2702 goto bailout;
2453 (long)(PROP_SIZE / 4), delete_prop, 2703 }
2454 AnyPropertyType, &ct.encoding, &ct.format, 2704
2455 &ct.nitems, &bytes_after,
2456 &ct.value) != Success)
2457 break;
2458 if (ct.encoding == 0) { 2705 if (ct.encoding == None)
2459 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2706 goto bailout;
2460 break; 2707
2461 } 2708 if (bytes_after)
2709 {
2710 // fetch and append remaining data
2711 XTextProperty ct2;
2712
2713 if (XGetWindowProperty (dpy, win, prop,
2714 ct.nitems / 4, (bytes_after + 3) / 4,
2715 delete_prop, AnyPropertyType,
2716 &ct2.encoding, &ct2.format,
2717 &ct2.nitems, &bytes_after,
2718 &ct2.value) != Success)
2719 goto bailout;
2720
2721 // realloc should be compatible to XFree, here, and elsewhere, too
2722 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2723 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2724 ct.nitems += ct2.nitems;
2725
2726 XFree (ct2.value);
2727 }
2728
2462 if (ct.value == NULL) { 2729 if (ct.value == 0)
2463 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!")); 2730 goto bailout;
2464 continue; 2731
2465 } 2732 if (ct.encoding == xa[XA_INCR])
2733 {
2734 // INCR selection, start handshake
2735 if (!delete_prop)
2736 XDeleteProperty (dpy, win, prop);
2737
2738 selection_wait = Sel_incr;
2739 incr_buf_fill = 0;
2740 incr_ev.start (10);
2741
2742 goto bailout;
2743 }
2744
2466 if (ct.nitems == 0) { 2745 if (ct.nitems == 0)
2467 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2746 {
2468 if (R->selection_wait == Sel_normal && nread == 0) { 2747 if (selection_wait == Sel_incr)
2469 /* 2748 {
2749 XFree (ct.value);
2750
2751 // finally complete, now paste the whole thing
2752 selection_wait = Sel_normal;
2753 ct.value = (unsigned char *)incr_buf;
2754 ct.nitems = incr_buf_fill;
2755 incr_buf = 0;
2756 incr_buf_size = 0;
2757 incr_ev.stop ();
2758 }
2759 else
2760 {
2761 if (selection_wait == Sel_normal
2762 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2763 {
2764 /*
2470 * pass through again trying CUT_BUFFER0 if we've come from 2765 * pass through again trying CUT_BUFFER0 if we've come from
2471 * XConvertSelection() but nothing was presented 2766 * XConvertSelection () but nothing was presented
2472 */ 2767 */
2473 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2768 selection_paste (display->root, XA_CUT_BUFFER0, False);
2474 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2769 }
2770
2771 goto bailout;
2772 }
2475 } 2773 }
2476 nread = -1; /* discount any previous stuff */ 2774 else if (selection_wait == Sel_incr)
2477 break; 2775 {
2478 } 2776 incr_ev.start (10);
2479 nread += ct.nitems; 2777
2480#ifdef MULTICHAR_SET 2778 while (incr_buf_fill + ct.nitems > incr_buf_size)
2779 {
2780 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2781 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2782 }
2783
2784 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2785 incr_buf_fill += ct.nitems;
2786
2787 goto bailout;
2788 }
2789
2790 char **cl;
2791 int cr;
2792
2793#if !ENABLE_MINIMAL
2794 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2795 // so recode it manually
2796 if (ct.encoding == xa[XA_UTF8_STRING])
2797 {
2798 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2799 char *s = rxvt_wcstombs (w);
2800 free (w);
2801 // TODO: strlen == only the first element will be converted. well...
2802 paste (s, strlen (s));
2803 free (s);
2804 }
2805 else
2806#endif
2481 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl, 2807 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2482 &dummy_count) == Success && cl) { 2808 && cl)
2483 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0])); 2809 {
2810 for (int i = 0; i < cr; i++)
2811 paste (cl[i], strlen (cl[i]));
2812
2484 XFreeStringList(cl); 2813 XFreeStringList (cl);
2814 }
2485 } else 2815 else
2486#endif 2816 paste ((char *)ct.value, ct.nitems); // paste raw
2487 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems); 2817
2488 if (bytes_after == 0) 2818bailout:
2489 break;
2490 XFree(ct.value); 2819 XFree (ct.value);
2491 } 2820
2492 if (ct.value)
2493 XFree(ct.value);
2494 if (R->selection_wait == Sel_normal) 2821 if (selection_wait == Sel_normal)
2822 selection_wait = Sel_none;
2823}
2824
2825void
2826rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2827{
2495 R->selection_wait = Sel_none; 2828 selection_wait = Sel_none;
2496 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2497 return (int)nread;
2498}
2499 2829
2500/* 2830 incr_buf_size = 0;
2501 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za> 2831 free (incr_buf);
2502 */ 2832
2503/* EXTPROTO */ 2833 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2834}
2835
2504void 2836void
2505rxvt_selection_property(pR_ Window win, Atom prop) 2837rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2506{ 2838{
2507 int reget_time = 0; 2839 if (prop == None || selection_wait != Sel_incr)
2508
2509 if (prop == None)
2510 return;
2511 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2512 if (R->selection_wait == Sel_normal) {
2513 int a, afmt;
2514 Atom atype;
2515 unsigned long bytes_after, nitems;
2516 unsigned char *s = NULL;
2517
2518 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2519 R->xa[XA_INCR], &atype, &afmt, &nitems,
2520 &bytes_after, &s);
2521 if (s)
2522 XFree(s);
2523 if (a != Success)
2524 return; 2840 return;
2525#ifndef __CYGWIN32__ 2841
2526 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */ 2842 selection_paste (win, prop, true);
2527 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2528 XDeleteProperty(R->Xdisplay, win, prop);
2529 XFlush(R->Xdisplay);
2530 reget_time = 1;
2531 R->selection_wait = Sel_incr;
2532 }
2533#endif
2534 } else if (R->selection_wait == Sel_incr) {
2535 reget_time = 1;
2536 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2537 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2538 R->selection_wait = Sel_none;
2539 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2540 }
2541 }
2542 if (reget_time) { /* received more data so reget time */
2543 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2544 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2545 }
2546} 2843}
2844
2547/* ------------------------------------------------------------------------- */ 2845/* ------------------------------------------------------------------------- */
2548/* 2846/*
2549 * Request the current selection: 2847 * Request the current selection:
2550 * Order: > internal selection if available 2848 * Order: > internal selection if available
2551 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2849 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2552 * > CUT_BUFFER0 2850 * > CUT_BUFFER0
2553 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2851 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2554 * will auto fallback to CUT_BUFFER0 2852 * will auto fallback to CUT_BUFFER0
2555 * EXT: button 2 release 2853 * EXT: button 2 release
2556 */ 2854 */
2557/* EXTPROTO */
2558void 2855void
2559rxvt_selection_request(pR_ Time tm, int x, int y) 2856rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2560{ 2857{
2561 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2858 if (selection.text && selnum == Sel_Primary)
2562 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2859 {
2563 return; /* outside window */ 2860 /* internal selection */
2861 char *str = rxvt_wcstombs (selection.text, selection.len);
2862 paste (str, strlen (str));
2863 free (str);
2864 return;
2865 }
2866 else
2867 {
2868 selection_request_time = tm;
2869 selection_wait = Sel_normal;
2564 2870
2565 if (R->selection.text != NULL) { /* internal selection */ 2871#if X_HAVE_UTF8_STRING
2566 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2872 selection_type = Sel_UTF8String;
2567 rxvt_PasteIt(aR_ R->selection.text, R->selection.len); 2873 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2568 return; 2874 return;
2569 } else {
2570 int i;
2571
2572 R->selection_request_time = tm;
2573 R->selection_wait = Sel_normal;
2574 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2575#ifdef MULTICHAR_SET
2576 R->selection_type = Sel_CompoundText;
2577#else 2875#else
2578 R->selection_type = 0; 2876 selection_type = Sel_CompoundText;
2579#endif 2877 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2580 if (rxvt_selection_request_other(aR_
2581#ifdef MULTICHAR_SET
2582 R->xa[XA_COMPOUND_TEXT],
2583#else
2584 XA_STRING,
2585#endif
2586 i))
2587 return; 2878 return;
2588 } 2879#endif
2589 } 2880 }
2881
2590 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2882 selection_wait = Sel_none; /* don't loop in selection_paste () */
2591 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2592 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2883 selection_paste (display->root, XA_CUT_BUFFER0, false);
2593} 2884}
2594 2885
2595/* INTPROTO */
2596int 2886int
2597rxvt_selection_request_other(pR_ Atom target, int selnum) 2887rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2598{ 2888{
2599 Atom sel; 2889 Atom sel;
2600#ifdef DEBUG_SELECT
2601 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2602#endif
2603 2890
2604 R->selection_type |= selnum; 2891 selection_type |= selnum;
2892
2605 if (selnum == Sel_Primary) 2893 if (selnum == Sel_Primary)
2606 sel = XA_PRIMARY; 2894 sel = XA_PRIMARY;
2607 else if (selnum == Sel_Secondary) 2895 else if (selnum == Sel_Secondary)
2608 sel = XA_SECONDARY; 2896 sel = XA_SECONDARY;
2609 else 2897 else
2610 sel = R->xa[XA_CLIPBOARD]; 2898 sel = xa[XA_CLIPBOARD];
2899
2611 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2900 if (XGetSelectionOwner (dpy, sel) != None)
2612 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2901 {
2613 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2902 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2614 R->TermWin.vt, R->selection_request_time); 2903 vt, selection_request_time);
2615 return 1; 2904 return 1;
2616 } 2905 }
2906
2617 return 0; 2907 return 0;
2618} 2908}
2619 2909
2620/* ------------------------------------------------------------------------- */ 2910/* ------------------------------------------------------------------------- */
2621/* 2911/*
2622 * Clear all selected text 2912 * Clear all selected text
2623 * EXT: SelectionClear 2913 * EXT: SelectionClear
2624 */ 2914 */
2625/* EXTPROTO */
2626void 2915void
2627rxvt_selection_clear(pR) 2916rxvt_term::selection_clear () NOTHROW
2628{ 2917{
2629 D_SELECT((stderr, "rxvt_selection_clear()"));
2630
2631 R->want_refresh = 1; 2918 want_refresh = 1;
2632 if (R->selection.text)
2633 free(R->selection.text); 2919 free (selection.text);
2634 R->selection.text = NULL; 2920 selection.text = NULL;
2635 R->selection.len = 0; 2921 selection.len = 0;
2636 CLEAR_SELECTION(R); 2922 CLEAR_SELECTION ();
2923
2924 if (display->selection_owner == this)
2925 display->selection_owner = 0;
2637} 2926}
2638 2927
2639/* ------------------------------------------------------------------------- */ 2928/* ------------------------------------------------------------------------- */
2640/* 2929/*
2641 * Copy a selection into the cut buffer 2930 * Copy a selection into the cut buffer
2642 * EXT: button 1 or 3 release 2931 * EXT: button 1 or 3 release
2643 */ 2932 */
2644/* EXTPROTO */
2645void 2933void
2646rxvt_selection_make(pR_ Time tm) 2934rxvt_term::selection_make (Time tm)
2647{ 2935{
2648 int i, col, end_col, row, end_row; 2936 int i;
2649 unsigned char *new_selection_text; 2937 wchar_t *new_selection_text;
2650 char *str; 2938 text_t *t;
2651 text_t *t;
2652#ifdef ACS_ASCII
2653 rend_t *re;
2654#endif
2655 2939
2656 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2657 switch (R->selection.op) { 2940 switch (selection.op)
2941 {
2658 case SELECTION_CONT: 2942 case SELECTION_CONT:
2659 break; 2943 break;
2660 case SELECTION_INIT: 2944 case SELECTION_INIT:
2661 CLEAR_SELECTION(R); 2945 CLEAR_SELECTION ();
2662 /* FALLTHROUGH */ 2946 /* FALLTHROUGH */
2663 case SELECTION_BEGIN: 2947 case SELECTION_BEGIN:
2664 R->selection.op = SELECTION_DONE; 2948 selection.op = SELECTION_DONE;
2665 /* FALLTHROUGH */ 2949 /* FALLTHROUGH */
2666 default: 2950 default:
2667 return; 2951 return;
2668 } 2952 }
2953
2669 R->selection.op = SELECTION_DONE; 2954 selection.op = SELECTION_DONE;
2670 2955
2671 if (R->selection.clicks == 4) 2956 if (selection.clicks == 4)
2672 return; /* nothing selected, go away */ 2957 return; /* nothing selected, go away */
2673 2958
2959 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2960 return;
2961
2674 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2962 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2675 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2963 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2676 2964
2677 new_selection_text = (unsigned char *)str; 2965 int ofs = 0;
2966 int extra = 0;
2678 2967
2679 col = R->selection.beg.col; 2968 int col = selection.beg.col;
2680 MAX_IT(col, 0); 2969 int row = selection.beg.row;
2681 row = R->selection.beg.row + R->TermWin.saveLines;
2682 end_row = R->selection.end.row + R->TermWin.saveLines;
2683 2970
2971 int end_col;
2972
2684 for (; row <= end_row; row++, col = 0) 2973 for (; row <= selection.end.row; row++, col = 0)
2974 {
2975#if !ENABLE_MINIMAL
2976 if (selection.rect)
2685 { 2977 {
2686 t = &(R->screen.text[row][col]); 2978 col = selection.beg.col;
2979 end_col = ncol + 1;
2980 }
2981 else
2982#endif
2983 end_col = ROW(row).l;
2687 2984
2688 end_col = R->screen.tlen[row]; 2985 col = max (col, 0);
2689 2986
2690 if (end_col == -1)
2691 end_col = R->TermWin.ncol;
2692
2693 if (row == end_row) 2987 if (row == selection.end.row
2988#if !ENABLE_MINIMAL
2989 || selection.rect
2990#endif
2991 )
2694 MIN_IT (end_col, R->selection.end.col); 2992 min_it (end_col, selection.end.col);
2695 2993
2994 t = ROW(row).t + col;
2995
2696 for (; col < end_col; col++) 2996 for (; col < end_col; col++)
2997 {
2697 if (*t == NOCHAR) 2998 if (*t == NOCHAR)
2698 t++; 2999 t++;
3000#if ENABLE_COMBINING
3001 else if (IS_COMPOSE (*t))
3002 {
3003 int len = rxvt_composite.expand (*t, 0);
3004
3005 extra -= (len - 1);
3006
3007 if (extra < 0)
3008 {
3009 extra += i;
3010 i += i;
3011 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3012 }
3013
3014 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3015 }
3016#endif
2699 else 3017 else
2700 { 3018 new_selection_text[ofs++] = *t++;
2701 int len = wctomb (str, *t++);
2702 if (len > 0)
2703 str += len;
2704 }
2705
2706 if (R->screen.tlen[row] != -1 && row != end_row)
2707 *str++ = '\n';
2708 } 3019 }
2709 3020
2710#ifndef NO_OLD_SELECTION 3021#if !ENABLE_MINIMAL
2711 if (R->selection_style == OLD_SELECT) 3022 if (selection.rect)
2712 if (end_col == R->TermWin.ncol) 3023 {
2713 *str++ = '\n'; 3024 while (ofs
3025 && new_selection_text[ofs - 1] != C0_LF
3026 && unicode::is_space (new_selection_text[ofs - 1]))
3027 --ofs;
3028
3029 new_selection_text[ofs++] = C0_LF;
3030 }
3031 else
2714#endif 3032#endif
2715#ifndef NO_NEW_SELECTION 3033 if (!ROW(row).is_longer () && row != selection.end.row)
2716 if (R->selection_style != OLD_SELECT) 3034 new_selection_text[ofs++] = C0_LF;
3035 }
3036
2717 if (end_col != R->selection.end.col) 3037 if (end_col != selection.end.col)
2718 *str++ = '\n'; 3038 new_selection_text[ofs++] = C0_LF;
2719#endif
2720 *str = '\0';
2721 3039
2722 i = str - (char *)new_selection_text; 3040 new_selection_text[ofs] = 0;
3041
2723 if (i == 0) 3042 if (ofs == 0)
2724 { 3043 {
2725 free (new_selection_text); 3044 free (new_selection_text);
2726 return; 3045 return;
2727 } 3046 }
2728 3047
2729 // due to MB_MAX_CUR, selection wastage is usually high
2730 if (str - (char *)new_selection_text > 1024)
2731 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2732
2733 R->selection.len = i;
2734 if (R->selection.text)
2735 free (R->selection.text); 3048 free (selection.text);
2736 3049
2737 R->selection.text = new_selection_text; 3050 // we usually allocate much more than necessary, so realloc it smaller again
3051 selection.len = ofs;
3052 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2738 3053
2739 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3054 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2740 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3055 return;
2741 rxvt_print_error("can't get primary selection"); 3056
2742 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3057 selection_grab (tm);
2743 PropModeReplace, R->selection.text, (int)R->selection.len); 3058}
3059
3060bool
3061rxvt_term::selection_grab (Time tm) NOTHROW
3062{
2744 R->selection_time = tm; 3063 selection_time = tm;
2745 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3064
3065 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3066 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3067 {
3068 display->set_selection_owner (this);
3069 return true;
3070 }
3071 else
3072 {
3073 selection_clear ();
3074 return false;
3075 }
3076
3077#if 0
3078 XTextProperty ct;
3079
3080 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3081 {
3082 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3083 XFree (ct.value);
3084 }
3085#endif
2746} 3086}
2747 3087
2748/* ------------------------------------------------------------------------- */ 3088/* ------------------------------------------------------------------------- */
2749/* 3089/*
2750 * Mark or select text based upon number of clicks: 1, 2, or 3 3090 * Mark or select text based upon number of clicks: 1, 2, or 3
2751 * EXT: button 1 press 3091 * EXT: button 1 press
2752 */ 3092 */
2753/* EXTPROTO */
2754void 3093void
2755rxvt_selection_click(pR_ int clicks, int x, int y) 3094rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2756{ 3095{
2757 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2758
2759 clicks = ((clicks - 1) % 3) + 1; 3096 clicks = ((clicks - 1) % 3) + 1;
2760 R->selection.clicks = clicks; /* save clicks so extend will work */ 3097 selection.clicks = clicks; /* save clicks so extend will work */
2761 3098
3099 if (clicks == 2 && !selection.rect
3100 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3101 {
3102 MEvent.clicks = 1; // what a mess
3103 selection.screen = current_screen;
3104 selection.op = SELECTION_CONT;
3105 return;
3106 }
3107
2762 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3108 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3109
2763 if (clicks == 2 || clicks == 3) 3110 if (clicks == 2 || clicks == 3)
2764 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3111 selection_extend_colrow (selection.mark.col,
2765 R->selection.mark.row 3112 selection.mark.row - view_start,
2766 + R->TermWin.view_start, 3113 0, /* button 3 */
2767 0, /* button 3 */ 3114 1, /* button press */
2768 1, /* button press */ 3115 0); /* click change */
2769 0); /* click change */
2770} 3116}
2771 3117
2772/* ------------------------------------------------------------------------- */ 3118/* ------------------------------------------------------------------------- */
2773/* 3119/*
2774 * Mark a selection at the specified col/row 3120 * Mark a selection at the specified col/row
2775 */ 3121 */
2776/* INTPROTO */
2777void 3122void
2778rxvt_selection_start_colrow(pR_ int col, int row) 3123rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2779{ 3124{
2780 R->want_refresh = 1; 3125 want_refresh = 1;
3126
3127 selection.mark.row = row + view_start;
2781 R->selection.mark.col = col; 3128 selection.mark.col = col;
2782 R->selection.mark.row = row - R->TermWin.view_start; 3129
2783 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3130 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2784 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3131 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3132
3133 while (selection.mark.col > 0
3134 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2785 MAX_IT(R->selection.mark.col, 0); 3135 --selection.mark.col;
2786 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2787 3136
2788 if (R->selection.op) { /* clear the old selection */ 3137 if (selection.op)
3138 {
3139 /* clear the old selection */
2789 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3140 selection.beg.row = selection.end.row = selection.mark.row;
2790 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3141 selection.beg.col = selection.end.col = selection.mark.col;
2791 } 3142 }
3143
2792 R->selection.op = SELECTION_INIT; 3144 selection.op = SELECTION_INIT;
2793 R->selection.screen = R->current_screen; 3145 selection.screen = current_screen;
2794} 3146}
2795 3147
2796/* ------------------------------------------------------------------------- */ 3148/* ------------------------------------------------------------------------- */
2797/* 3149/*
2798 * Word select: select text for 2 clicks 3150 * Word select: select text for 2 clicks
2799 * We now only find out the boundary in one direction 3151 * We now only find out the boundary in one direction
2800 */ 3152 */
2801 3153
2802/* 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 */
2803#define DELIMIT_TEXT(x) \ 3155#define DELIMIT_TEXT(x) \
2804 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3156 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2805#ifdef MULTICHAR_SET
2806# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2807#else
2808# define DELIMIT_REND(x) 1 3157#define DELIMIT_REND(x) 1
2809#endif
2810 3158
2811/* INTPROTO */
2812void 3159void
2813rxvt_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
2814{ 3161{
2815 int col, row, dirnadd, tcol, trow, w1, w2; 3162 int col, row, dirnadd, tcol, trow, w1, w2;
2816 row_col_t bound; 3163 row_col_t bound;
2817 text_t *stp; 3164 text_t *stp;
2818 rend_t *srp; 3165 rend_t *srp;
2819 3166
2820 if (dirn == UP) { 3167 if (dirn == UP)
2821 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1;
2822 bound.col = 0;
2823 dirnadd = -1;
2824 } else {
2825 bound.row = R->TermWin.saveLines + R->TermWin.nrow;
2826 bound.col = R->TermWin.ncol - 1;
2827 dirnadd = 1;
2828 } 3168 {
2829 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;
2830 col = mark->col; 3181 col = max (mark->col, 0);
2831 MAX_IT(col, 0); 3182
2832/* find the edge of a word */ 3183 /* find the edge of a word */
2833 stp = &(R->screen.text[row][col]); 3184 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2834 w1 = DELIMIT_TEXT(*stp); 3185 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2835 3186
2836 if (R->selection_style != NEW_SELECT) {
2837 if (w1 == 1) {
2838 stp += dirnadd;
2839 if (DELIMIT_TEXT(*stp) == 1)
2840 goto Old_Word_Selection_You_Die;
2841 col += dirnadd;
2842 }
2843 w1 = 0;
2844 }
2845 srp = (&R->screen.rend[row][col]);
2846 w2 = DELIMIT_REND(*srp);
2847
2848 for (;;) { 3187 for (;;)
3188 {
2849 for (; col != bound.col; col += dirnadd) { 3189 for (; col != bound.col; col += dirnadd)
3190 {
2850 stp += dirnadd; 3191 stp += dirnadd;
3192 srp += dirnadd;
3193
3194 if (*stp == NOCHAR)
3195 continue;
3196
2851 if (DELIMIT_TEXT(*stp) != w1) 3197 if (DELIMIT_TEXT (*stp) != w1)
2852 break; 3198 break;
2853 srp += dirnadd;
2854 if (DELIMIT_REND(*srp) != w2) 3199 if (DELIMIT_REND (*srp) != w2)
2855 break; 3200 break;
2856 } 3201 }
3202
2857 if ((col == bound.col) && (row != bound.row)) { 3203 if ((col == bound.col) && (row != bound.row))
2858 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) { 3204 {
2859 trow = row + dirnadd; 3205 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2860 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0; 3206 {
2861 if (R->screen.text[trow] == NULL) 3207 trow = row + dirnadd;
2862 break; 3208 tcol = dirn == UP ? ncol - 1 : 0;
2863 stp = &(R->screen.text[trow][tcol]); 3209
2864 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
2865 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 }
2866 break; 3224 break;
2867 row = trow;
2868 col = tcol;
2869 continue;
2870 } 3225 }
2871 }
2872 break;
2873 }
2874 Old_Word_Selection_You_Die:
2875 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));
2876 3226
2877 if (dirn == DN) 3227 if (dirn == DN)
2878 col++; /* put us on one past the end */ 3228 col++; /* put us on one past the end */
2879 3229
2880/* Poke the values back in */ 3230 /* Poke the values back in */
2881 ret->row = row - R->TermWin.saveLines; 3231 ret->row = row;
2882 ret->col = col; 3232 ret->col = col;
2883} 3233}
2884 3234
2885/* ------------------------------------------------------------------------- */ 3235/* ------------------------------------------------------------------------- */
2886/* 3236/*
2887 * Extend the selection to the specified x/y pixel location 3237 * Extend the selection to the specified x/y pixel location
2888 * EXT: button 3 press; button 1 or 3 drag 3238 * EXT: button 3 press; button 1 or 3 drag
2889 * flag == 0 ==> button 1 3239 * flag == 0 ==> button 1
2890 * flag == 1 ==> button 3 press 3240 * flag == 1 ==> button 3 press
2891 * flag == 2 ==> button 3 motion 3241 * flag == 2 ==> button 3 motion
2892 */ 3242 */
2893/* EXTPROTO */
2894void 3243void
2895rxvt_selection_extend(pR_ int x, int y, int flag) 3244rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2896{ 3245{
2897 int col, row; 3246 int col = clamp (Pixel2Col (x), 0, ncol);
3247 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2898 3248
2899 col = Pixel2Col(x); 3249 /*
2900 row = Pixel2Row(y);
2901 MAX_IT(row, 0);
2902 MIN_IT(row, (int)R->TermWin.nrow - 1);
2903 MAX_IT(col, 0);
2904 MIN_IT(col, (int)R->TermWin.ncol);
2905#ifndef NO_NEW_SELECTION
2906/*
2907 * 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
2908 * 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
2909 * 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
2910 * be _past_ a character for it to be selected. 3253 * be _past_ a character for it to be selected.
2911 */ 3254 */
2912 if (R->selection_style != OLD_SELECT) {
2913 if (((R->selection.clicks % 3) == 1) && !flag 3255 if (((selection.clicks % 3) == 1) && !flag
2914 && (col == R->selection.mark.col 3256 && (col == selection.mark.col
2915 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3257 && (row == selection.mark.row - view_start)))
3258 {
2916 /* select nothing */ 3259 /* select nothing */
2917 R->selection.beg.row = R->selection.end.row = 0; 3260 selection.beg.row = selection.end.row = 0;
2918 R->selection.beg.col = R->selection.end.col = 0; 3261 selection.beg.col = selection.end.col = 0;
2919 R->selection.clicks = 4; 3262 selection.clicks = 4;
2920 R->want_refresh = 1; 3263 want_refresh = 1;
2921 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2922 return; 3264 return;
2923 }
2924 } 3265 }
2925#endif 3266
2926 if (R->selection.clicks == 4) 3267 if (selection.clicks == 4)
2927 R->selection.clicks = 1; 3268 selection.clicks = 1;
3269
2928 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3270 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2929 flag == 1 ? 1 : 0, /* ? button press */ 3271 flag == 1 ? 1 : 0, /* ? button press */
2930 0); /* no click change */ 3272 0); /* no click change */
2931} 3273}
2932 3274
2933/* ------------------------------------------------------------------------- */ 3275/* ------------------------------------------------------------------------- */
2934/* 3276/*
2935 * Extend the selection to the specified col/row 3277 * Extend the selection to the specified col/row
2936 */ 3278 */
2937/* INTPROTO */
2938void 3279void
2939rxvt_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
2940{ 3281{
2941 int16_t ncol = R->TermWin.ncol;
2942 int end_col;
2943 row_col_t pos; 3282 row_col_t pos;
2944 enum { 3283 enum {
2945 LEFT, RIGHT 3284 LEFT, RIGHT
2946 } closeto = RIGHT; 3285 } closeto = RIGHT;
2947 3286
2948 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));
2949 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));
2950
2951 R->want_refresh = 1; 3287 want_refresh = 1;
3288
2952 switch (R->selection.op) { 3289 switch (selection.op)
3290 {
2953 case SELECTION_INIT: 3291 case SELECTION_INIT:
2954 CLEAR_SELECTION(R); 3292 CLEAR_SELECTION ();
2955 R->selection.op = SELECTION_BEGIN; 3293 selection.op = SELECTION_BEGIN;
2956 /* FALLTHROUGH */ 3294 /* FALLTHROUGH */
2957 case SELECTION_BEGIN: 3295 case SELECTION_BEGIN:
2958 if (row != R->selection.mark.row || col != R->selection.mark.col 3296 if (row != selection.mark.row || col != selection.mark.col
2959 || (!button3 && buttonpress)) 3297 || (!button3 && buttonpress))
2960 R->selection.op = SELECTION_CONT; 3298 selection.op = SELECTION_CONT;
2961 break; 3299 break;
2962 case SELECTION_DONE: 3300 case SELECTION_DONE:
2963 R->selection.op = SELECTION_CONT; 3301 selection.op = SELECTION_CONT;
2964 /* FALLTHROUGH */ 3302 /* FALLTHROUGH */
2965 case SELECTION_CONT: 3303 case SELECTION_CONT:
2966 break; 3304 break;
2967 case SELECTION_CLEAR: 3305 case SELECTION_CLEAR:
2968 rxvt_selection_start_colrow(aR_ col, row); 3306 selection_start_colrow (col, row);
2969 /* FALLTHROUGH */ 3307 /* FALLTHROUGH */
2970 default: 3308 default:
2971 return; 3309 return;
2972 } 3310 }
3311
2973 if (R->selection.beg.col == R->selection.end.col 3312 if (selection.beg.col == selection.end.col
2974 && R->selection.beg.col != R->selection.mark.col 3313 && selection.beg.col != selection.mark.col
2975 && R->selection.beg.row == R->selection.end.row 3314 && selection.beg.row == selection.end.row
2976 && R->selection.beg.row != R->selection.mark.row) { 3315 && selection.beg.row != selection.mark.row)
3316 {
2977 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3317 selection.beg.col = selection.end.col = selection.mark.col;
2978 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3318 selection.beg.row = selection.end.row = selection.mark.row;
2979 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));
2980 } 3319 }
2981 3320
2982 pos.col = col; 3321 pos.col = col;
2983 pos.row = row; 3322 pos.row = view_start + row;
2984 3323
2985 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3324 /*
2986
2987#ifndef NO_OLD_SELECTION
2988/*
2989 * This mimics some of the selection behaviour of version 2.20 and before.
2990 * There are no ``selection modes'', button3 is always character extension.
2991 * Note: button3 drag is always available, c.f. v2.20
2992 * Selection always terminates (left or right as appropriate) at the mark.
2993 */
2994 if (R->selection_style == OLD_SELECT) {
2995 if (R->selection.clicks == 1 || button3) {
2996 if (R->hate_those_clicks) {
2997 R->hate_those_clicks = 0;
2998 if (R->selection.clicks == 1) {
2999 R->selection.beg.row = R->selection.mark.row;
3000 R->selection.beg.col = R->selection.mark.col;
3001 } else {
3002 R->selection.mark.row = R->selection.beg.row;
3003 R->selection.mark.col = R->selection.beg.col;
3004 }
3005 }
3006 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3007 R->selection.end.row = R->selection.mark.row;
3008 R->selection.end.col = R->selection.mark.col + 1;
3009 R->selection.beg.row = pos.row;
3010 R->selection.beg.col = pos.col;
3011 } else {
3012 R->selection.beg.row = R->selection.mark.row;
3013 R->selection.beg.col = R->selection.mark.col;
3014 R->selection.end.row = pos.row;
3015 R->selection.end.col = pos.col + 1;
3016 }
3017 } else if (R->selection.clicks == 2) {
3018 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark),
3019 &(R->selection.beg));
3020 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark),
3021 &(R->selection.end));
3022 R->hate_those_clicks = 1;
3023 } else if (R->selection.clicks == 3) {
3024 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3025 R->selection.beg.col = 0;
3026 R->selection.end.col = ncol;
3027 R->hate_those_clicks = 1;
3028 }
3029 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));
3030 return;
3031 }
3032#endif /* ! NO_OLD_SELECTION */
3033#ifndef NO_NEW_SELECTION
3034/* selection_style must not be OLD_SELECT to get here */
3035/*
3036 * 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
3037 * in the way button3 drag extension works. 3326 * in the way button3 drag extension works.
3038 * We're either doing: button1 drag; button3 press; or button3 drag 3327 * We're either doing: button1 drag; button3 press; or button3 drag
3039 * 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
3040 * is always at the left/right edge of the R->selection. 3329 * is always at the left/right edge of the selection.
3041 * 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
3042 * the selection we are closest to. 3331 * the selection we are closest to.
3043 * c) button3 drag : extend/contract character/word/line - we select around 3332 * c) button3 drag : extend/contract character/word/line - we select around
3044 * 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
3045 * 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
3046 * time of the most recent button3 press 3335 * time of the most recent button3 press
3047 */ 3336 */
3048 if (button3 && buttonpress) { /* button3 press */ 3337 if (button3 && buttonpress)
3049 /* 3338 {
3339 /* button3 press */
3340 /*
3050 * first determine which edge of the selection we are closest to 3341 * first determine which edge of the selection we are closest to
3051 */ 3342 */
3052 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3343 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3053 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3344 || (!ROWCOL_IS_AFTER (pos, selection.end)
3054 && (((pos.col - R->selection.beg.col) 3345 && (((pos.col - selection.beg.col)
3055 + ((pos.row - R->selection.beg.row) * ncol)) 3346 + ((pos.row - selection.beg.row) * ncol))
3056 < ((R->selection.end.col - pos.col) 3347 < ((selection.end.col - pos.col)
3057 + ((R->selection.end.row - pos.row) * ncol))))) 3348 + ((selection.end.row - pos.row) * ncol)))))
3058 closeto = LEFT; 3349 closeto = LEFT;
3350
3059 if (closeto == LEFT) { 3351 if (closeto == LEFT)
3352 {
3060 R->selection.beg.row = pos.row; 3353 selection.beg.row = pos.row;
3061 R->selection.beg.col = pos.col; 3354 selection.beg.col = pos.col;
3062 R->selection.mark.row = R->selection.end.row; 3355 selection.mark.row = selection.end.row;
3063 R->selection.mark.col = R->selection.end.col 3356 selection.mark.col = selection.end.col - (selection.clicks == 2);
3064 - (R->selection.clicks == 2); 3357 }
3065 } else { 3358 else
3359 {
3066 R->selection.end.row = pos.row; 3360 selection.end.row = pos.row;
3067 R->selection.end.col = pos.col; 3361 selection.end.col = pos.col;
3068 R->selection.mark.row = R->selection.beg.row; 3362 selection.mark.row = selection.beg.row;
3069 R->selection.mark.col = R->selection.beg.col; 3363 selection.mark.col = selection.beg.col;
3070 } 3364 }
3365 }
3366 else
3367 {
3071 } else { /* button1 drag or button3 drag */ 3368 /* button1 drag or button3 drag */
3072 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) { 3369 if (ROWCOL_IS_AFTER (selection.mark, pos))
3370 {
3073 if ((R->selection.mark.row == R->selection.end.row) 3371 if (selection.mark.row == selection.end.row
3074 && (R->selection.mark.col == R->selection.end.col) 3372 && selection.mark.col == selection.end.col
3075 && clickchange && R->selection.clicks == 2) 3373 && clickchange
3076 R->selection.mark.col--; 3374 && selection.clicks == 2)
3375 selection.mark.col--;
3376
3077 R->selection.beg.row = pos.row; 3377 selection.beg.row = pos.row;
3078 R->selection.beg.col = pos.col; 3378 selection.beg.col = pos.col;
3079 R->selection.end.row = R->selection.mark.row; 3379 selection.end.row = selection.mark.row;
3080 R->selection.end.col = R->selection.mark.col 3380 selection.end.col = selection.mark.col + (selection.clicks == 2);
3081 + (R->selection.clicks == 2); 3381 }
3082 } else { 3382 else
3383 {
3083 R->selection.beg.row = R->selection.mark.row; 3384 selection.beg.row = selection.mark.row;
3084 R->selection.beg.col = R->selection.mark.col; 3385 selection.beg.col = selection.mark.col;
3085 R->selection.end.row = pos.row; 3386 selection.end.row = pos.row;
3086 R->selection.end.col = pos.col; 3387 selection.end.col = pos.col;
3087 } 3388 }
3088 } 3389 }
3089 3390
3090 if (R->selection.clicks == 1) { 3391 if (selection.clicks == 1)
3091 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines]; 3392 {
3092 if (end_col != -1 && R->selection.beg.col > end_col) { 3393 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3093#if 1 3394 && !ROW(selection.beg.row).is_longer ()
3094 R->selection.beg.col = ncol; 3395#if !ENABLE_MINIMAL
3095#else 3396 && !selection.rect
3096 if (R->selection.beg.row != R->selection.end.row) 3397#endif
3398 )
3097 R->selection.beg.col = ncol; 3399 selection.beg.col = ncol;
3098 else 3400
3099 R->selection.beg.col = R->selection.mark.col; 3401 if (
3402 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3403 && !ROW(selection.end.row).is_longer ()
3404#if !ENABLE_MINIMAL
3405 && !selection.rect
3406#endif
3407 )
3408 selection.end.col = ncol;
3409 }
3410 else if (selection.clicks == 2)
3411 {
3412 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3413 selection.end.col--;
3414
3415 selection_delimit_word (UP, &selection.beg, &selection.beg);
3416 selection_delimit_word (DN, &selection.end, &selection.end);
3417 }
3418 else if (selection.clicks == 3)
3419 {
3420#if ENABLE_FRILLS
3421 if (option (Opt_tripleclickwords))
3422 {
3423 selection_delimit_word (UP, &selection.beg, &selection.beg);
3424
3425 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3426 {
3427 if (!ROW(end_row).is_longer ())
3428 {
3429 selection.end.row = end_row;
3430 selection.end.col = ROW(end_row).l;
3431# if !ENABLE_MINIMAL
3432 selection_remove_trailing_spaces ();
3100#endif 3433# endif
3101 } 3434 break;
3102 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines]; 3435 }
3103 if (end_col != -1 && R->selection.end.col > end_col) 3436 }
3104 R->selection.end.col = ncol; 3437 }
3105 3438 else
3106 } else if (R->selection.clicks == 2) { 3439#endif
3440 {
3107 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg)) 3441 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3108 R->selection.end.col--; 3442 selection.mark.col++;
3109 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3110 &(R->selection.beg));
3111 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3112 &(R->selection.end));
3113 } else if (R->selection.clicks == 3) {
3114#ifndef NO_FRILLS
3115 if ((R->Options & Opt_tripleclickwords)) {
3116 int end_row;
3117 3443
3118 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg), 3444 selection.beg.col = 0;
3119 &(R->selection.beg)); 3445 selection.end.col = ncol;
3120 end_row = R->screen.tlen[R->selection.mark.row 3446
3121 + R->TermWin.saveLines]; 3447 // select a complete logical line
3122 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow; 3448 while (selection.beg.row > -saveLines
3123 end_row++) { 3449 && ROW(selection.beg.row - 1).is_longer ())
3124 end_col = R->screen.tlen[end_row + R->TermWin.saveLines]; 3450 selection.beg.row--;
3125 if (end_col != -1) { 3451
3126 R->selection.end.row = end_row; 3452 while (selection.end.row < nrow
3127 R->selection.end.col = end_col; 3453 && ROW(selection.end.row).is_longer ())
3128 rxvt_selection_remove_trailing_spaces(aR); 3454 selection.end.row++;
3129 break; 3455 }
3130 }
3131 } 3456 }
3132 } else 3457
3133#endif 3458 if (button3 && buttonpress)
3134 {
3135 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3136 R->selection.mark.col++;
3137 R->selection.beg.col = 0;
3138 R->selection.end.col = ncol;
3139 }
3140 } 3459 {
3141 if (button3 && buttonpress) { /* mark may need to be changed */ 3460 /* mark may need to be changed */
3142 if (closeto == LEFT) { 3461 if (closeto == LEFT)
3462 {
3143 R->selection.mark.row = R->selection.end.row; 3463 selection.mark.row = selection.end.row;
3144 R->selection.mark.col = R->selection.end.col 3464 selection.mark.col = selection.end.col - (selection.clicks == 2);
3145 - (R->selection.clicks == 2); 3465 }
3146 } else { 3466 else
3467 {
3147 R->selection.mark.row = R->selection.beg.row; 3468 selection.mark.row = selection.beg.row;
3148 R->selection.mark.col = R->selection.beg.col; 3469 selection.mark.col = selection.beg.col;
3149 } 3470 }
3150 } 3471 }
3151 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));
3152#endif /* ! NO_NEW_SELECTION */
3153}
3154 3472
3155#ifndef NO_FRILLS 3473#if !ENABLE_MINIMAL
3156/* INTPROTO */ 3474 if (selection.rect && selection.beg.col > selection.end.col)
3475 ::swap (selection.beg.col, selection.end.col);
3476#endif
3477}
3478
3479#if !ENABLE_MINIMAL
3157void 3480void
3158rxvt_selection_remove_trailing_spaces(pR) 3481rxvt_term::selection_remove_trailing_spaces () NOTHROW
3159{ 3482{
3160 int32_t end_col, end_row; 3483 int32_t end_col, end_row;
3161 text_t *stp; 3484 text_t *stp;
3162 3485
3163 end_col = R->selection.end.col; 3486 end_col = selection.end.col;
3164 end_row = R->selection.end.row; 3487 end_row = selection.end.row;
3488
3165 for ( ; end_row >= R->selection.beg.row; ) { 3489 for (; end_row >= selection.beg.row; )
3166 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3490 {
3491 stp = ROW(end_row).t;
3492
3167 while (--end_col >= 0) { 3493 while (--end_col >= 0)
3168 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3494 {
3169 break; 3495 if (stp[end_col] != NOCHAR
3170 } 3496 && !unicode::is_space (stp[end_col]))
3497 break;
3498 }
3499
3171 if (end_col >= 0 3500 if (end_col >= 0
3172 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3501 || !ROW(end_row - 1).is_longer ())
3502 {
3173 R->selection.end.col = end_col + 1; 3503 selection.end.col = end_col + 1;
3174 R->selection.end.row = end_row; 3504 selection.end.row = end_row;
3175 break; 3505 break;
3176 } 3506 }
3177 end_row--; 3507
3178 end_col = R->TermWin.ncol; 3508 end_row--;
3509 end_col = ncol;
3179 } 3510 }
3511
3180 if (R->selection.mark.row > R->selection.end.row) { 3512 if (selection.mark.row > selection.end.row)
3513 {
3181 R->selection.mark.row = R->selection.end.row; 3514 selection.mark.row = selection.end.row;
3182 R->selection.mark.col = R->selection.end.col; 3515 selection.mark.col = selection.end.col;
3516 }
3183 } else if (R->selection.mark.row == R->selection.end.row 3517 else if (selection.mark.row == selection.end.row
3184 && R->selection.mark.col > R->selection.end.col) 3518 && selection.mark.col > selection.end.col)
3185 R->selection.mark.col = R->selection.end.col; 3519 selection.mark.col = selection.end.col;
3186} 3520}
3187#endif 3521#endif
3188 3522
3189/* ------------------------------------------------------------------------- */ 3523/* ------------------------------------------------------------------------- */
3190/* 3524/*
3191 * Double click on button 3 when already selected 3525 * Double click on button 3 when already selected
3192 * EXT: button 3 double click 3526 * EXT: button 3 double click
3193 */ 3527 */
3194/* EXTPROTO */
3195void 3528void
3196rxvt_selection_rotate(pR_ int x, int y) 3529rxvt_term::selection_rotate (int x, int y) NOTHROW
3197{ 3530{
3198 R->selection.clicks = R->selection.clicks % 3 + 1; 3531 selection.clicks = selection.clicks % 3 + 1;
3199 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3532 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3200} 3533}
3201
3202/* ------------------------------------------------------------------------- */
3203/*
3204 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3205 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3206 * the X11 protocol.
3207 */
3208typedef CARD32 Atom32;
3209 3534
3210/* ------------------------------------------------------------------------- */ 3535/* ------------------------------------------------------------------------- */
3211/* 3536/*
3212 * Respond to a request for our current selection 3537 * Respond to a request for our current selection
3213 * EXT: SelectionRequest 3538 * EXT: SelectionRequest
3214 */ 3539 */
3215/* EXTPROTO */
3216void 3540void
3217rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3541rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3218{ 3542{
3219 XSelectionEvent ev; 3543 XSelectionEvent ev;
3544
3545 ev.type = SelectionNotify;
3546 ev.property = None;
3547 ev.display = rq.display;
3548 ev.requestor = rq.requestor;
3549 ev.selection = rq.selection;
3550 ev.target = rq.target;
3551 ev.time = rq.time;
3552
3553 if (rq.target == xa[XA_TARGETS])
3554 {
3555 Atom target_list[6];
3556 Atom *target = target_list;
3557
3558 *target++ = xa[XA_TARGETS];
3559 *target++ = xa[XA_TIMESTAMP];
3560 *target++ = XA_STRING;
3561 *target++ = xa[XA_TEXT];
3562 *target++ = xa[XA_COMPOUND_TEXT];
3563#if X_HAVE_UTF8_STRING
3564 *target++ = xa[XA_UTF8_STRING];
3565#endif
3566
3567 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3568 32, PropModeReplace,
3569 (unsigned char *)target_list, target - target_list);
3570 ev.property = rq.property;
3571 }
3572#if TODO // TODO
3573 else if (rq.target == xa[XA_MULTIPLE])
3574 {
3575 /* TODO: Handle MULTIPLE */
3576 }
3577#endif
3578 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3579 {
3580 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3581 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3582 ev.property = rq.property;
3583 }
3584 else if (rq.target == XA_STRING
3585 || rq.target == xa[XA_TEXT]
3586 || rq.target == xa[XA_COMPOUND_TEXT]
3587 || rq.target == xa[XA_UTF8_STRING]
3588 )
3589 {
3590 XTextProperty ct;
3591 Atom target = rq.target;
3592 short freect = 0;
3593 int selectlen;
3594 wchar_t *cl;
3595 enum {
3596 enc_string = XStringStyle,
3597 enc_text = XStdICCTextStyle,
3598 enc_compound_text = XCompoundTextStyle,
3599#ifdef X_HAVE_UTF8_STRING
3600 enc_utf8 = XUTF8StringStyle,
3601#else
3602 enc_utf8 = -1,
3603#endif
3604 } style;
3605
3606 if (target == XA_STRING)
3607 // we actually don't do XA_STRING, but who cares, as i18n clients
3608 // will ask for another format anyways.
3609 style = enc_string;
3610 else if (target == xa[XA_TEXT])
3611 style = enc_text;
3612 else if (target == xa[XA_COMPOUND_TEXT])
3613 style = enc_compound_text;
3614#if !ENABLE_MINIMAL
3615 else if (target == xa[XA_UTF8_STRING])
3616 style = enc_utf8;
3617#endif
3618 else
3619 {
3620 target = xa[XA_COMPOUND_TEXT];
3621 style = enc_compound_text;
3622 }
3623
3624 if (selection.text)
3625 {
3626 cl = selection.text;
3627 selectlen = selection.len;
3628 }
3629 else
3630 {
3631 cl = L"";
3632 selectlen = 0;
3633 }
3634
3635#if !ENABLE_MINIMAL
3636 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3637 // so recode it manually
3638 if (style == enc_utf8)
3639 {
3640 freect = 1;
3641 ct.encoding = target;
3642 ct.format = 8;
3643 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3644 ct.nitems = strlen ((char *)ct.value);
3645 }
3646 else
3647#endif
3648 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3649 freect = 1;
3650 else
3651 {
3652 /* if we failed to convert then send it raw */
3653 ct.value = (unsigned char *)cl;
3654 ct.nitems = selectlen;
3655 ct.encoding = target;
3656 }
3657
3658 XChangeProperty (dpy, rq.requestor, rq.property,
3659 ct.encoding, 8, PropModeReplace,
3660 ct.value, (int)ct.nitems);
3661 ev.property = rq.property;
3662
3663 if (freect)
3664 XFree (ct.value);
3665 }
3666
3667 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3668}
3669
3670/* ------------------------------------------------------------------------- */
3220#ifdef USE_XIM 3671#ifdef USE_XIM
3221 Atom32 target_list[4]; 3672void
3222#else 3673rxvt_term::im_set_position (XPoint &pos) NOTHROW
3223 Atom32 target_list[3]; 3674{
3224#endif 3675 XWindowAttributes xwa;
3225 Atom target;
3226 XTextProperty ct;
3227 XICCEncodingStyle style;
3228 char *cl[2], dummy[1];
3229 3676
3230 ev.type = SelectionNotify; 3677 XGetWindowAttributes (dpy, vt, &xwa);
3231 ev.property = None;
3232 ev.display = rq->display;
3233 ev.requestor = rq->requestor;
3234 ev.selection = rq->selection;
3235 ev.target = rq->target;
3236 ev.time = rq->time;
3237 3678
3238 if (rq->target == R->xa[XA_TARGETS]) { 3679 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3239 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3680 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3240 target_list[1] = (Atom32) XA_STRING; 3681}
3241 target_list[2] = (Atom32) R->xa[XA_TEXT];
3242#ifdef USE_XIM
3243 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3244#endif 3682#endif
3245 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3246 (8 * sizeof(target_list[0])), PropModeReplace,
3247 (unsigned char *)target_list,
3248 (sizeof(target_list) / sizeof(target_list[0])));
3249 ev.property = rq->property;
3250 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3251 /* TODO: Handle MULTIPLE */
3252 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3253 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3254 (8 * sizeof(Time)), PropModeReplace,
3255 (unsigned char *)&R->selection_time, 1);
3256 ev.property = rq->property;
3257 } else if (rq->target == XA_STRING
3258 || rq->target == R->xa[XA_COMPOUND_TEXT]
3259 || rq->target == R->xa[XA_TEXT]) {
3260#ifdef USE_XIM
3261 short freect = 0;
3262#endif
3263 int selectlen;
3264 3683
3265#ifdef USE_XIM 3684#if ENABLE_OVERLAY
3266 if (rq->target != XA_STRING) { 3685void
3267 target = R->xa[XA_COMPOUND_TEXT]; 3686rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3268 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3687{
3269 ? XCompoundTextStyle : XStdICCTextStyle; 3688 if (nrow < 1 || ncol < 1)
3270 } else 3689 return;
3271#endif 3690
3272 { 3691 want_refresh = 1;
3273 target = XA_STRING; 3692
3274 style = XStringStyle; 3693 scr_overlay_off ();
3275 } 3694
3276 if (R->selection.text) { 3695 if (x < 0) x = ncol - w;
3277 cl[0] = (char *)R->selection.text; 3696 if (y < 0) y = nrow - h;
3278 selectlen = R->selection.len; 3697
3279 } else { 3698 // make space for border
3280 cl[0] = dummy; 3699 w += 2; min_it (w, ncol);
3281 *dummy = '\0'; 3700 h += 2; min_it (h, nrow);
3282 selectlen = 0; 3701
3283 } 3702 x -= 1; clamp_it (x, 0, ncol - w);
3284#ifdef USE_XIM 3703 y -= 1; clamp_it (y, 0, nrow - h);
3285 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3704
3286 == Success) /* if we failed to convert then send it raw */ 3705 ov_x = x; ov_y = y;
3287 freect = 1; 3706 ov_w = w; ov_h = h;
3288 else 3707
3289#endif 3708 ov_text = new text_t *[h];
3290 { 3709 ov_rend = new rend_t *[h];
3291 ct.value = (unsigned char *)cl[0]; 3710
3292 ct.nitems = selectlen; 3711 for (y = 0; y < h; y++)
3293 }
3294 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3295 target, 8, PropModeReplace,
3296 ct.value, (int)ct.nitems);
3297 ev.property = rq->property;
3298#ifdef USE_XIM
3299 if (freect)
3300 XFree(ct.value);
3301#endif
3302 } 3712 {
3303 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3713 text_t *tp = ov_text[y] = new text_t[w];
3714 rend_t *rp = ov_rend[y] = new rend_t[w];
3715
3716 text_t t0, t1, t2;
3717 rend_t r = OVERLAY_RSTYLE;
3718
3719 if (y == 0)
3720 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3721 else if (y < h - 1)
3722 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3723 else
3724 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3725
3726 *tp++ = t0;
3727 *rp++ = r;
3728
3729 for (x = w - 2; x > 0; --x)
3730 {
3731 *tp++ = t1;
3732 *rp++ = r;
3733 }
3734
3735 *tp = t2;
3736 *rp = r;
3737 }
3304} 3738}
3305 3739
3740void
3741rxvt_term::scr_overlay_off () NOTHROW
3742{
3743 if (!ov_text)
3744 return;
3745
3746 want_refresh = 1;
3747
3748 for (int y = 0; y < ov_h; y++)
3749 {
3750 delete [] ov_text[y];
3751 delete [] ov_rend[y];
3752 }
3753
3754 delete [] ov_text; ov_text = 0;
3755 delete [] ov_rend; ov_rend = 0;
3756}
3757
3758void
3759rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3760{
3761 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3762 return;
3763
3764 x++, y++;
3765
3766 ov_text[y][x] = text;
3767 ov_rend[y][x] = rend;
3768}
3769
3770void
3771rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3772{
3773 while (*s)
3774 scr_overlay_set (x++, y, *s++);
3775}
3776
3777void
3778rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3779{
3780 while (*s)
3781 {
3782 text_t t = *s++;
3783 int width = WCWIDTH (t);
3784
3785 while (width--)
3786 {
3787 scr_overlay_set (x++, y, t);
3788 t = NOCHAR;
3789 }
3790 }
3791}
3792
3793void
3794rxvt_term::scr_swap_overlay () NOTHROW
3795{
3796 if (!ov_text)
3797 return;
3798
3799 // swap screen mem with overlay
3800 for (int y = ov_h; y--; )
3801 {
3802 text_t *t1 = ov_text[y];
3803 rend_t *r1 = ov_rend[y];
3804
3805 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3806 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3807
3808 for (int x = ov_w; x--; )
3809 {
3810 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3811 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3812 }
3813 }
3814}
3815
3816#endif
3306/* ------------------------------------------------------------------------- * 3817/* ------------------------------------------------------------------------- */
3307 * MOUSE ROUTINES *
3308 * ------------------------------------------------------------------------- */
3309 3818
3310/*
3311 * return col/row values corresponding to x/y pixel values
3312 */
3313/* EXTPROTO */
3314void
3315rxvt_pixel_position(pR_ int *x, int *y)
3316{
3317 *x = Pixel2Col(*x);
3318/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3319 *y = Pixel2Row(*y);
3320/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3321}
3322/* ------------------------------------------------------------------------- */
3323#ifdef USE_XIM
3324/* EXTPROTO */
3325void
3326rxvt_setPosition(pR_ XPoint *pos)
3327{
3328 XWindowAttributes xwa;
3329
3330 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3331 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3332 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3333 - R->TermWin.lineSpace;
3334}
3335#endif
3336/* ------------------------------------------------------------------------- */
3337
3338/* ------------------------------------------------------------------------- *
3339 * DEBUG ROUTINES *
3340 * ------------------------------------------------------------------------- */
3341#if 0
3342/* INTPROTO */
3343void
3344rxvt_debug_colors(void)
3345{
3346 int color;
3347 const char *name[] = {
3348 "fg", "bg",
3349 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3350 };
3351
3352 fprintf(stderr, "Color ( ");
3353 if (R->rstyle & RS_RVid)
3354 fprintf(stderr, "rvid ");
3355 if (R->rstyle & RS_Bold)
3356 fprintf(stderr, "bold ");
3357 if (R->rstyle & RS_Blink)
3358 fprintf(stderr, "blink ");
3359 if (R->rstyle & RS_Uline)
3360 fprintf(stderr, "uline ");
3361 fprintf(stderr, "): ");
3362
3363 color = GET_FGCOLOR(R->rstyle);
3364#ifndef NO_BRIGHTCOLOR
3365 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3366 color -= (minBrightCOLOR - minCOLOR);
3367 fprintf(stderr, "bright ");
3368 }
3369#endif
3370 fprintf(stderr, "%s on ", name[color]);
3371
3372 color = GET_BGCOLOR(R->rstyle);
3373#ifndef NO_BRIGHTCOLOR
3374 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3375 color -= (minBrightCOLOR - minCOLOR);
3376 fprintf(stderr, "bright ");
3377 }
3378#endif
3379 fprintf(stderr, "%s\n", name[color]);
3380}
3381#endif

Diff Legend

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