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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.5 by pcg, Thu Nov 27 16:49:45 2003 UTC vs.
Revision 1.297 by root, Wed Jan 9 01:14:29 2008 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.5 2003/11/27 16:49:45 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
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
43#define PASTE_SIZE 32768
48#define TABSIZE 8 /* default tab size */ 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;
211 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
212 q, DEFAULT_RSTYLE);
213 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
214 p, DEFAULT_RSTYLE);
215 R->screen.tlen[q] = R->swap.tlen[p] = 0;
216 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
217 p, DEFAULT_RSTYLE);
218 } 213 {
214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
217 }
218
219 MEMSET(R->charsets, 'B', sizeof(R->charsets)); 219 memset (charsets, 'B', sizeof (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);
252 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1);
253 for (p = nrow; p < prev_nrow; p++) { 254 for (int row = nrow; row < prev_nrow; row++)
254 q = p + R->TermWin.saveLines; 255 {
255 if (R->screen.text[q]) { 256 lfree (swap_buf [row]);
257 lfree (drawn_buf[row]);
258 }
259 }
260#endif
261
262 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
263 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
264
265 for (int row = min (nrow, prev_nrow); row--; )
266 {
267 lresize (drawn_buf[row]);
268 lresize (swap_buf [row]);
269 }
270
271 for (int row = prev_nrow; row < nrow; row++)
272 {
273 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
274 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
275 }
276
277 line_t *old_buf = row_buf;
278 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
279
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row
283
284 if (top_row)
285 {
286 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
287 // to come up with a lean and mean algorithm.
288
289 row_col_t ocur = screen.cur;
290 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
291
292 do
293 {
294 p = MOD (p - 1, prev_total_rows);
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;
300
301 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
302 {
303 p = MOD (p - 1, prev_total_rows);
304
305 plines++;
306 llen += prev_ncol;
261 } 307 }
262 if (R->swap.text[p]) { 308
263#ifdef DEBUG_STRICT 309 int qlines = max (0, (llen - 1) / ncol) + 1;
264 assert(R->swap.rend[p]); 310
265#endif 311 // drop partial lines completely
266 free(R->swap.text[p]); 312 if (q < qlines)
267 free(R->swap.rend[p]); 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 }
268 } 359 }
269#ifdef DEBUG_STRICT 360
270 assert(R->drawn_text[p] && R->drawn_rend[p]); 361 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
271#endif 362 qline->is_longer (0);
272 free(R->drawn_text[p]); 363 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
273 free(R->drawn_rend[p]);
274 } 364 }
275 /* we have fewer rows so fix up cursor position */ 365 while (p != pend && q > 0);
276 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1);
277 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1);
278 366
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 367 term_start = total_rows - nrow;
368 top_row = q - term_start;
280 369
281 } else if (nrow > prev_nrow) { 370 // make sure all terminal lines exist
282 /* add rows */ 371 while (top_row > 0)
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 372 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
373 }
374 else
375 {
376 // if no scrollback exists (yet), wing, instead of wrap
284 377
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 378 for (int row = min (nrow, prev_nrow); row--; )
286 for (p = prev_total_rows; p < total_rows; p++) { 379 {
287 R->screen.tlen[p] = 0; 380 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
288 R->screen.text[p] = NULL; 381 line_t &qline = row_buf [row];
289 R->screen.rend[p] = NULL; 382
383 qline = pline;
384 lresize (qline);
290 } 385 }
291 for (p = prev_total_rows; p < total_rows - k; p++) 386
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
293 p, setrstyle);
294 for (p = prev_nrow; p < nrow; p++) { 387 for (int row = prev_nrow; row < nrow; row++)
295 R->swap.tlen[p] = 0; 388 {
296 R->swap.text[p] = NULL; 389 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
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 } 390 }
305 if (k > 0) { 391
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1); 392 term_start = 0;
307 R->screen.cur.row += k;
308 R->screen.s_cur.row += k;
309 R->TermWin.nscrolled -= k;
310 } 393 }
311#ifdef DEBUG_STRICT 394
312 assert(R->screen.cur.row < R->TermWin.nrow); 395 free (old_buf);
313 assert(R->swap.cur.row < R->TermWin.nrow); 396 delete old_ta;
314#else /* drive with your eyes closed */ 397 delete old_ra;
315 MIN_IT(R->screen.cur.row, nrow - 1); 398
316 MIN_IT(R->swap.cur.row, nrow - 1); 399 clamp_it (screen.cur.row, 0, nrow - 1);
317#endif 400 clamp_it (screen.cur.col, 0, ncol - 1);
318 } 401
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); 402 free (tabs);
358 } 403 }
359 404
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 405 CLEAR_ALL_SELECTION ();
361 406
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 {
629 top_row = max (top_row - count, -saveLines);
630
631 // scroll everything up 'count' lines
632 term_start = (term_start + count) % total_rows;
633
634 // sever bottommost line
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 }
648 else 654 else
649 R->TermWin.nscrolled = (uint16_t)nscrolled; 655 scr_blank_screen_mem (l, rstyle);
650 if ((R->Options & Opt_scrollWithBuffer) 656 }
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;
657 657
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;
715
716 selection_check (0);
717 }
718 }
719
720 // use a simple and robust scrolling algorithm, this
721 // part of scr_scroll_text is not time-critical.
722
723 int rows = row2 - row1 + 1;
724
725 min_it (count, rows);
726
727 line_t *temp_buf = row_buf + total_rows;
728
729 for (int row = 0; row < rows; row++)
674 } 730 {
675 } 731 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 732
678 R->num_scr += count; 733 if (!IN_RANGE_EXC (row + count, 0, rows))
679 j = count; 734 scr_blank_screen_mem (temp_buf [row], rstyle);
680 if (count < 0)
681 count = -count;
682 i = row2 - row1 + 1;
683 MIN_IT(count, i);
684
685 if (j > 0) {
686/* A: scroll up */
687
688/* A1: Copy lines that will get clobbered by the rotation */
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 } 735 }
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 */
702 736
703/* B1: Copy lines that will get clobbered by the rotation */ 737 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 738 ROW(row1 + row) = temp_buf [row];
705 R->buf_text[i] = R->screen.text[j];
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 } 739 }
717 740
718/* C: Resurrect lines */
719 for (; i--; j++) {
720 R->screen.tlen[j] = 0;
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
728#ifdef RXVT_GRAPHICS
729 if (rxvt_Gr_Displayed(aR))
730 rxvt_Gr_scroll(aR_ count);
731#endif
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{
743 unsigned char checksel, clearsel;
744 uint32_t c;
745 int i, row, last_col;
746 text_t *stp;
747 rend_t *srp;
748
749 if (len <= 0) /* sanity */ 751 if (len <= 0) /* sanity */
750 return; 752 return;
751 753
754 unsigned char checksel;
755 unicode_t c;
756 int ncol = this->ncol;
757 const wchar_t *strend = str + len;
758
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;
765 min_it (minlines, screen.cur.row - top_row);
766
759 if ((nlines > 0) 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);
765 R->screen.cur.row -= nlines; 773 screen.cur.row -= minlines;
766 } 774 }
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)
793 if (c == C0_LF)
794 {
795 max_it (line->l, screen.cur.col);
796
797 screen.flags &= ~Screen_WrapNext;
798
799 if (screen.cur.row == screen.bscroll)
800 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
801 else if (screen.cur.row < (nrow - 1))
802 row = ++screen.cur.row;
803
804 line = &ROW(row); /* _must_ refresh */
791 continue; 805 continue;
792 case '\n': 806 }
793 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 807 else if (c == C0_CR)
794 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 808 {
809 max_it (line->l, screen.cur.col);
810
795 R->screen.flags &= ~Screen_WrapNext; 811 screen.flags &= ~Screen_WrapNext;
796 if (R->screen.cur.row == R->screen.bscroll) 812 screen.cur.col = 0;
797 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0);
798 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
799 row = (++R->screen.cur.row) + R->TermWin.saveLines;
800 stp = R->screen.text[row]; /* _must_ refresh */
801 srp = R->screen.rend[row]; /* _must_ refresh */
802 RESET_CHSTAT(R);
803 continue; 813 continue;
804 case '\r': 814 }
805 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 815 else if (c == C0_HT)
806 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 816 {
807 R->screen.flags &= ~Screen_WrapNext; 817 scr_tab (1, true);
808 R->screen.cur.col = 0;
809 RESET_CHSTAT(R);
810 continue; 818 continue;
811 default:
812 if (c == 127)
813 continue; /* yummmm..... */
814 break;
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;
822 } 826 /*
827 * If we wrote anywhere in the selected area, kill the selection
828 * XXX: should we kill the mark too? Possibly, but maybe that
829 * should be a similar check.
830 */
831 CLEAR_SELECTION ();
832 }
833
823 if (R->screen.flags & Screen_WrapNext) { 834 if (screen.flags & Screen_WrapNext)
824 R->screen.tlen[row] = -1;
825 if (R->screen.cur.row == R->screen.bscroll)
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 } 835 {
834 if (R->screen.flags & Screen_Insert) 836 scr_do_wrap ();
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 }
876 957 }
877 if (R->screen.cur.col < last_col - 1) 958 else // width == 0
878 R->screen.cur.col++;
879 else {
880 R->screen.tlen[row] = last_col;
881 if (R->screen.flags & Screen_Autowrap)
882 R->screen.flags |= Screen_WrapNext;
883 } 959 {
884 } 960#if ENABLE_COMBINING
885 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 961 // handle combining characters
886 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 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;
887 968
888/* 969 if (screen.cur.col > 0)
889 * If we wrote anywhere in the selected area, kill the selection 970 {
890 * XXX: should we kill the mark too? Possibly, but maybe that 971 linep = line;
891 * should be a similar check. 972 tp = line->t + screen.cur.col - 1;
892 */ 973 rp = line->r + screen.cur.col - 1;
893 if (clearsel) 974 }
894 CLEAR_SELECTION(R); 975 else if (screen.cur.row > 0
976 && ROW(screen.cur.row - 1).is_longer ())
977 {
978 linep = &ROW(screen.cur.row - 1);
979 tp = line->t + ncol - 1;
980 rp = line->r + ncol - 1;
981 }
982 else
983 continue;
984
985 linep->touch ();
986
987 while (*tp == NOCHAR && tp > linep->t)
988 tp--, rp--;
989
990 // first try to find a precomposed character
991 unicode_t n = rxvt_compose (*tp, c);
992 if (n == NOCHAR)
993 n = rxvt_composite.compose (*tp, c);
994
995 *tp = n;
996 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
997#endif
998 }
999 }
1000
1001 max_it (line->l, screen.cur.col);
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;
914 if (R->screen.cur.col == 0) { 1016 if (screen.cur.col == 0)
1017 {
915 if (R->screen.cur.row > 0) { 1018 if (screen.cur.row > 0)
1019 {
916#ifdef TERMCAP_HAS_BW 1020#ifdef TERMCAP_HAS_BW
917 R->screen.cur.col = R->TermWin.ncol - 1; 1021 screen.cur.col = ncol - 1;
918 R->screen.cur.row--; 1022 --screen.cur.row;
919 return; 1023
1024 want_refresh = 1;
920#endif 1025#endif
921 } 1026 }
922 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1027 }
1028 else
923 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1029 scr_gotorc (0, -1, RELATIVE);
924 R->screen.flags &= ~Screen_WrapNext;
925} 1030}
926 1031
927/* ------------------------------------------------------------------------- */ 1032/* ------------------------------------------------------------------------- */
928/* 1033/*
929 * Process Horizontal Tab 1034 * Process Horizontal Tab
930 * count: +ve = forward; -ve = backwards 1035 * count: +ve = forward; -ve = backwards
931 * XTERM_SEQ: CTRL-I 1036 * XTERM_SEQ: CTRL-I
932 */ 1037 */
933/* EXTPROTO */
934void 1038void
935rxvt_scr_tab(pR_ int count) 1039rxvt_term::scr_tab (int count, bool ht) NOTHROW
936{ 1040{
937 int i, x; 1041 int i, x;
938 1042
939 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
940 R->want_refresh = 1; 1043 want_refresh = 1;
941 RESET_CHSTAT(R);
942 i = x = R->screen.cur.col; 1044 i = x = screen.cur.col;
1045
943 if (count == 0) 1046 if (count == 0)
944 return; 1047 return;
945 else if (count > 0) { 1048 else if (count > 0)
1049 {
1050 line_t &l = ROW(screen.cur.row);
1051 rend_t base_rend = l.r[i];
1052 ht &= l.t[i] == ' ';
1053
946 for (; ++i < R->TermWin.ncol; ) 1054 for (; ++i < ncol; )
947 if (R->tabs[i]) { 1055 if (tabs[i])
1056 {
948 x = i; 1057 x = i;
1058
949 if (!--count) 1059 if (!--count)
950 break; 1060 break;
1061 }
1062 else
1063 ht &= l.t[i] == ' '
1064 && RS_SAME (l.r[i], base_rend);
1065
1066 if (count)
1067 x = ncol - 1;
1068
1069 // store horizontal tab commands as characters inside the text
1070 // buffer so they can be selected and pasted.
1071 if (ht && option (Opt_pastableTabs))
1072 {
1073 base_rend = SET_FONT (base_rend, 0);
1074
1075 l.touch (x);
1076
1077 i = screen.cur.col;
1078
1079 l.t[i] = '\t';
1080 l.r[i] = base_rend;
1081
1082 while (++i < x)
1083 {
1084 l.t[i] = NOCHAR;
1085 l.r[i] = base_rend;
951 } 1086 }
952 if (count) 1087 }
953 x = R->TermWin.ncol - 1; 1088 }
954 } else /* if (count < 0) */ { 1089 else /* if (count < 0) */
1090 {
955 for (; --i >= 0; ) 1091 for (; --i >= 0; )
956 if (R->tabs[i]) { 1092 if (tabs[i])
957 x = i;
958 if (!++count)
959 break;
960 } 1093 {
961 if (count)
962 x = 0; 1094 x = i;
1095 if (!++count)
1096 break;
1097 }
1098
1099 if (count)
1100 x = 0;
963 } 1101 }
1102
964 if (x != R->screen.cur.col) 1103 if (x != screen.cur.col)
965 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1104 scr_gotorc (0, x, R_RELATIVE);
966} 1105}
967 1106
968/* ------------------------------------------------------------------------- */ 1107/* ------------------------------------------------------------------------- */
969/* 1108/*
970 * Process DEC Back Index 1109 * Process DEC Back Index
971 * XTERM_SEQ: ESC 6 1110 * XTERM_SEQ: ESC 6
972 * Move cursor left in row. If we're at the left boundary, shift everything 1111 * Move cursor left in row. If we're at the left boundary, shift everything
973 * in that row right. Clear left column. 1112 * in that row right. Clear left column.
974 */ 1113 */
975#ifndef NO_FRILLS 1114#if !ENABLE_MINIMAL
976/* EXTPROTO */
977void 1115void
978rxvt_scr_backindex(pR) 1116rxvt_term::scr_backindex () NOTHROW
979{ 1117{
980 if (R->screen.cur.col > 0) 1118 if (screen.cur.col > 0)
981 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1119 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
982 else { 1120 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); 1121 scr_insdel_chars (1, INSERT);
986 }
987} 1122}
988#endif 1123#endif
989/* ------------------------------------------------------------------------- */ 1124/* ------------------------------------------------------------------------- */
990/* 1125/*
991 * Process DEC Forward Index 1126 * Process DEC Forward Index
992 * XTERM_SEQ: ESC 9 1127 * XTERM_SEQ: ESC 9
993 * Move cursor right in row. If we're at the right boundary, shift everything 1128 * Move cursor right in row. If we're at the right boundary, shift everything
994 * in that row left. Clear right column. 1129 * in that row left. Clear right column.
995 */ 1130 */
996#ifndef NO_FRILLS 1131#if !ENABLE_MINIMAL
997/* EXTPROTO */
998void 1132void
999rxvt_scr_forwardindex(pR) 1133rxvt_term::scr_forwardindex () NOTHROW
1000{ 1134{
1001 int row;
1002
1003 if (R->screen.cur.col < R->TermWin.ncol - 1) 1135 if (screen.cur.col < ncol - 1)
1004 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1136 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1005 else { 1137 else
1006 row = R->screen.cur.row + R->TermWin.saveLines; 1138 {
1007 if (R->screen.tlen[row] == 0) 1139 line_t &l = ROW(screen.cur.row);
1008 return; /* um, yeah? */ 1140
1009 else if (R->screen.tlen[row] == -1) 1141 l.touch ();
1010 R->screen.tlen[row] = R->TermWin.ncol; 1142 l.is_longer (0);
1143
1011 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1144 scr_gotorc (0, 0, R_RELATIVE);
1012 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1145 scr_insdel_chars (1, DELETE);
1013 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1146 scr_gotorc (0, ncol - 1, R_RELATIVE);
1014 } 1147 }
1015} 1148}
1016#endif 1149#endif
1017 1150
1018/* ------------------------------------------------------------------------- */ 1151/* ------------------------------------------------------------------------- */
1019/* 1152/*
1020 * Goto Row/Column 1153 * Goto Row/Column
1021 */ 1154 */
1022/* EXTPROTO */
1023void 1155void
1024rxvt_scr_gotorc(pR_ int row, int col, int relative) 1156rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1025{ 1157{
1026 R->want_refresh = 1; 1158 want_refresh = 1;
1027 ZERO_SCROLLBACK(R); 1159 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 1160
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) 1161 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1037 : col); 1162 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 1163
1041 R->screen.flags &= ~Screen_WrapNext; 1164 screen.flags &= ~Screen_WrapNext;
1165
1042 if (relative & R_RELATIVE) { 1166 if (relative & R_RELATIVE)
1167 {
1043 if (row > 0) { 1168 if (row > 0)
1169 {
1044 if (R->screen.cur.row <= R->screen.bscroll 1170 if (screen.cur.row <= screen.bscroll
1045 && (R->screen.cur.row + row) > R->screen.bscroll) 1171 && (screen.cur.row + row) > screen.bscroll)
1046 R->screen.cur.row = R->screen.bscroll; 1172 screen.cur.row = screen.bscroll;
1047 else 1173 else
1048 R->screen.cur.row += row;
1049 } else if (row < 0) {
1050 if (R->screen.cur.row >= R->screen.tscroll
1051 && (R->screen.cur.row + row) < R->screen.tscroll)
1052 R->screen.cur.row = R->screen.tscroll;
1053 else
1054 R->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; 1174 screen.cur.row += row;
1175 }
1176 else if (row < 0)
1177 {
1178 if (screen.cur.row >= screen.tscroll
1179 && (screen.cur.row + row) < screen.tscroll)
1180 screen.cur.row = screen.tscroll;
1181 else
1182 screen.cur.row += row;
1183 }
1184 }
1185 else
1062 } 1186 {
1063 MAX_IT(R->screen.cur.row, 0); 1187 if (screen.flags & Screen_Relative)
1064 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1188 {
1065} 1189 /* relative origin mode */
1190 screen.cur.row = row + screen.tscroll;
1191 min_it (screen.cur.row, screen.bscroll);
1192 }
1193 else
1194 screen.cur.row = row;
1195 }
1066 1196
1197 clamp_it (screen.cur.row, 0, nrow - 1);
1198}
1199
1067/* ------------------------------------------------------------------------- */ 1200/* ------------------------------------------------------------------------- */
1068/* 1201/*
1069 * direction should be UP or DN 1202 * direction should be UP or DN
1070 */ 1203 */
1071/* EXTPROTO */
1072void 1204void
1073rxvt_scr_index(pR_ enum page_dirn direction) 1205rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1074{ 1206{
1075 int dirn; 1207 int dirn;
1076 1208
1077 R->want_refresh = 1; 1209 want_refresh = 1;
1210 ZERO_SCROLLBACK ();
1211
1078 dirn = ((direction == UP) ? 1 : -1); 1212 dirn = ((direction == UP) ? 1 : -1);
1079 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1080 1213
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; 1214 screen.flags &= ~Screen_WrapNext;
1215
1090 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1216 if ((screen.cur.row == screen.bscroll && direction == UP)
1091 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1217 || (screen.cur.row == screen.tscroll && direction == DN))
1092 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1218 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1093 else 1219 else
1094 R->screen.cur.row += dirn; 1220 screen.cur.row += dirn;
1095 MAX_IT(R->screen.cur.row, 0); 1221
1096 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1222 clamp_it (screen.cur.row, 0, nrow - 1);
1097 rxvt_selection_check(aR_ 0); 1223 selection_check (0);
1098} 1224}
1099 1225
1100/* ------------------------------------------------------------------------- */ 1226/* ------------------------------------------------------------------------- */
1101/* 1227/*
1102 * Erase part or whole of a line 1228 * Erase part or whole of a line
1103 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1229 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1104 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1230 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1105 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1231 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1106 */ 1232 */
1107/* EXTPROTO */
1108void 1233void
1109rxvt_scr_erase_line(pR_ int mode) 1234rxvt_term::scr_erase_line (int mode) NOTHROW
1110{ 1235{
1111 unsigned int row, col, num; 1236 unsigned int col, num;
1112 1237
1113 R->want_refresh = 1; 1238 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); 1239 ZERO_SCROLLBACK ();
1116 RESET_CHSTAT(R);
1117 1240
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); 1241 selection_check (1);
1124 1242
1125 R->screen.flags &= ~Screen_WrapNext; 1243 line_t &line = ROW(screen.cur.row);
1126 1244
1127 row = R->TermWin.saveLines + R->screen.cur.row; 1245 line.touch ();
1246 line.is_longer (0);
1247
1128 switch (mode) { 1248 switch (mode)
1249 {
1129 case 0: /* erase to end of line */ 1250 case 0: /* erase to end of line */
1130 col = R->screen.cur.col; 1251 col = screen.cur.col;
1131 num = R->TermWin.ncol - col; 1252 num = ncol - col;
1132 MIN_IT(R->screen.tlen[row], (int16_t)col); 1253 min_it (line.l, col);
1133 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1254 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1134 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1255 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1135 CLEAR_SELECTION(R); 1256 CLEAR_SELECTION ();
1136 break; 1257 break;
1137 case 1: /* erase to beginning of line */ 1258 case 1: /* erase to beginning of line */
1138 col = 0; 1259 col = 0;
1139 num = R->screen.cur.col + 1; 1260 num = screen.cur.col + 1;
1140 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1261 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1141 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1262 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1142 CLEAR_SELECTION(R); 1263 CLEAR_SELECTION ();
1143 break; 1264 break;
1144 case 2: /* erase whole line */ 1265 case 2: /* erase whole line */
1145 col = 0; 1266 col = 0;
1146 num = R->TermWin.ncol; 1267 num = ncol;
1147 R->screen.tlen[row] = 0; 1268 line.l = 0;
1148 if (R->selection.beg.row <= R->screen.cur.row 1269 if (selection.beg.row <= screen.cur.row
1149 && R->selection.end.row >= R->screen.cur.row) 1270 && selection.end.row >= screen.cur.row)
1150 CLEAR_SELECTION(R); 1271 CLEAR_SELECTION ();
1151 break; 1272 break;
1152 default: 1273 default:
1153 return; 1274 return;
1154 } 1275 }
1155 if (R->screen.text[row]) 1276
1156 rxvt_blank_line(aR_ 1277 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} 1278}
1163 1279
1164/* ------------------------------------------------------------------------- */ 1280/* ------------------------------------------------------------------------- */
1165/* 1281/*
1166 * Erase part of whole of the screen 1282 * Erase part of whole of the screen
1167 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1283 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1168 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1284 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1169 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1285 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1170 */ 1286 */
1171/* EXTPROTO */
1172void 1287void
1173rxvt_scr_erase_screen(pR_ int mode) 1288rxvt_term::scr_erase_screen (int mode) NOTHROW
1174{ 1289{
1175 int num; 1290 int num;
1176 int32_t row, row_offset; 1291 int32_t row;
1177 rend_t ren; 1292 rend_t ren;
1178 XGCValues gcvalue; 1293 XGCValues gcvalue;
1179 1294
1180 R->want_refresh = 1; 1295 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); 1296 ZERO_SCROLLBACK ();
1183 RESET_CHSTAT(R);
1184 row_offset = (int32_t)R->TermWin.saveLines;
1185 1297
1186 switch (mode) { 1298 switch (mode)
1299 {
1187 case 0: /* erase to end of screen */ 1300 case 0: /* erase to end of screen */
1188 rxvt_selection_check(aR_ 1); 1301 selection_check (1);
1189 rxvt_scr_erase_line(aR_ 0); 1302 scr_erase_line (0);
1190 row = R->screen.cur.row + 1; /* possible OOB */ 1303 row = screen.cur.row + 1; /* possible OOB */
1191 num = R->TermWin.nrow - row; 1304 num = nrow - row;
1192 break; 1305 break;
1193 case 1: /* erase to beginning of screen */ 1306 case 1: /* erase to beginning of screen */
1194 rxvt_selection_check(aR_ 3); 1307 selection_check (3);
1195 rxvt_scr_erase_line(aR_ 1); 1308 scr_erase_line (1);
1196 row = 0; 1309 row = 0;
1197 num = R->screen.cur.row; 1310 num = screen.cur.row;
1198 break; 1311 break;
1199 case 2: /* erase whole screen */ 1312 case 2: /* erase whole screen */
1200 rxvt_selection_check(aR_ 3); 1313 selection_check (3);
1201#ifdef RXVT_GRAPHICS
1202 rxvt_Gr_ClearScreen(aR);
1203#endif
1204 row = 0; 1314 row = 0;
1205 num = R->TermWin.nrow; 1315 num = nrow;
1206 break; 1316 break;
1207 default: 1317 default:
1208 return; 1318 return;
1209 } 1319 }
1210 R->refresh_type |= REFRESH_BOUNDS; 1320
1211 if (R->selection.op && R->current_screen == R->selection.screen 1321 if (selection.op && current_screen == selection.screen
1212 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1322 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1213 || (R->selection.end.row >= row 1323 || (selection.end.row >= row
1214 && R->selection.end.row <= row + num))) 1324 && selection.end.row <= row + num)))
1215 CLEAR_SELECTION(R); 1325 CLEAR_SELECTION ();
1326
1216 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1327 if (row >= nrow) /* Out Of Bounds */
1217 return; 1328 return;
1218 MIN_IT(num, (R->TermWin.nrow - row)); 1329
1330 min_it (num, nrow - row);
1331
1219 if (R->rstyle & (RS_RVid | RS_Uline)) 1332 if (rstyle & (RS_RVid | RS_Uline))
1220 ren = (rend_t) ~RS_None; 1333 ren = (rend_t) ~RS_None;
1221 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1334 else if (GET_BASEBG (rstyle) == Color_bg)
1335 {
1222 ren = DEFAULT_RSTYLE; 1336 ren = DEFAULT_RSTYLE;
1223 CLEAR_ROWS(row, num); 1337 CLEAR_ROWS (row, num);
1224 } else { 1338 }
1339 else
1340 {
1225 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1341 ren = rstyle & (RS_fgMask | RS_bgMask);
1226 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1342 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1227 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1343 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1228 ERASE_ROWS(row, num); 1344 ERASE_ROWS (row, num);
1229 gcvalue.foreground = R->PixColors[Color_fg]; 1345 gcvalue.foreground = pix_colors[Color_fg];
1230 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1346 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1231 } 1347 }
1348
1232 for (; num--; row++) { 1349 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 } 1350 {
1351 scr_blank_screen_mem (ROW(row), rstyle);
1352 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1353 }
1240} 1354}
1355
1356#if !ENABLE_MINIMAL
1357void
1358rxvt_term::scr_erase_savelines () NOTHROW
1359{
1360 want_refresh = 1;
1361 ZERO_SCROLLBACK ();
1362
1363 top_row = 0;
1364}
1365#endif
1241 1366
1242/* ------------------------------------------------------------------------- */ 1367/* ------------------------------------------------------------------------- */
1243/* 1368/*
1244 * Fill the screen with `E's 1369 * Fill the screen with `E's
1245 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1370 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1246 */ 1371 */
1247/* EXTPROTO */
1248void 1372void
1249rxvt_scr_E(pR) 1373rxvt_term::scr_E () NOTHROW
1250{ 1374{
1251 int i, j, k; 1375 rend_t fs;
1252 rend_t *r1, fs;
1253 1376
1254 R->want_refresh = 1; 1377 want_refresh = 1;
1255 R->num_scr_allow = 0;
1256 ZERO_SCROLLBACK(R); 1378 ZERO_SCROLLBACK ();
1257 RESET_CHSTAT(R); 1379
1380 num_scr_allow = 0;
1258 rxvt_selection_check(aR_ 3); 1381 selection_check (3);
1259 1382
1260 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1383 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1261 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1384 for (int row = nrow; row--; )
1262 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1385 {
1263 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1386 line_t &line = ROW(row);
1264 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1387
1388 fill_text (line.t, 'E', ncol);
1389 rend_t *r1 = line.r;
1390
1391 for (int j = ncol; j--; )
1265 *r1++ = fs; 1392 *r1++ = fs;
1393
1394 line.is_longer (0);
1395 line.touch (ncol);
1266 } 1396 }
1267} 1397}
1268 1398
1269/* ------------------------------------------------------------------------- */ 1399/* ------------------------------------------------------------------------- */
1270/* 1400/*
1271 * Insert/Delete <count> lines 1401 * Insert/Delete <count> lines
1272 */ 1402 */
1273/* EXTPROTO */
1274void 1403void
1275rxvt_scr_insdel_lines(pR_ int count, int insdel) 1404rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1276{ 1405{
1277 int end; 1406 int end;
1278 1407
1279 ZERO_SCROLLBACK(R); 1408 ZERO_SCROLLBACK ();
1280 RESET_CHSTAT(R);
1281 1409
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); 1410 selection_check (1);
1288 1411
1289 if (R->screen.cur.row > R->screen.bscroll) 1412 if (screen.cur.row > screen.bscroll)
1413 return;
1414
1415 end = screen.bscroll - screen.cur.row + 1;
1416 if (count > end)
1417 {
1418 if (insdel == DELETE)
1290 return; 1419 return;
1291
1292 end = R->screen.bscroll - R->screen.cur.row + 1;
1293 if (count > end) {
1294 if (insdel == DELETE)
1295 return;
1296 else if (insdel == INSERT) 1420 else if (insdel == INSERT)
1297 count = end; 1421 count = end;
1298 } 1422 }
1299 R->screen.flags &= ~Screen_WrapNext;
1300 1423
1424 scr_do_wrap ();
1425
1301 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1426 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1302 0);
1303} 1427}
1304 1428
1305/* ------------------------------------------------------------------------- */ 1429/* ------------------------------------------------------------------------- */
1306/* 1430/*
1307 * Insert/Delete <count> characters from the current position 1431 * Insert/Delete <count> characters from the current position
1308 */ 1432 */
1309/* EXTPROTO */
1310void 1433void
1311rxvt_scr_insdel_chars(pR_ int count, int insdel) 1434rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1312{ 1435{
1313 int col, row; 1436 int col, row;
1314 rend_t tr; 1437 rend_t tr;
1315 text_t *stp;
1316 rend_t *srp;
1317 int16_t *slp;
1318 1438
1319 R->want_refresh = 1; 1439 want_refresh = 1;
1320 ZERO_SCROLLBACK(R); 1440 ZERO_SCROLLBACK ();
1321#if 0
1322 RESET_CHSTAT(R);
1323#endif
1324 1441
1325#ifdef RXVT_GRAPHICS
1326 if (rxvt_Gr_Displayed(aR))
1327 rxvt_Gr_scroll(aR_ 0);
1328#endif
1329
1330 if (count <= 0) 1442 if (count <= 0)
1331 return; 1443 return;
1332 1444
1445 scr_do_wrap ();
1446
1333 rxvt_selection_check(aR_ 1); 1447 selection_check (1);
1334 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1448 min_it (count, ncol - screen.cur.col);
1335 1449
1336 row = R->screen.cur.row + R->TermWin.saveLines; 1450 row = screen.cur.row;
1337 R->screen.flags &= ~Screen_WrapNext;
1338 1451
1339 stp = R->screen.text[row]; 1452 line_t *line = &ROW(row);
1340 srp = R->screen.rend[row]; 1453
1341 slp = &(R->screen.tlen[row]); 1454 line->touch ();
1455 line->is_longer (0);
1456
1342 switch (insdel) { 1457 switch (insdel)
1458 {
1343 case INSERT: 1459 case INSERT:
1344 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1460 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1345 col--) { 1461 {
1346 stp[col] = stp[col - count]; 1462 line->t[col] = line->t[col - count];
1347 srp[col] = srp[col - count]; 1463 line->r[col] = line->r[col - count];
1348 } 1464 }
1349 if (*slp != -1) { 1465
1350 *slp += count; 1466 line->l = min (line->l + count, ncol);
1351 MIN_IT(*slp, R->TermWin.ncol); 1467
1352 }
1353 if (R->selection.op && R->current_screen == R->selection.screen 1468 if (selection.op && current_screen == selection.screen
1354 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1469 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1470 {
1355 if (R->selection.end.row != R->screen.cur.row 1471 if (selection.end.row != screen.cur.row
1356 || (R->selection.end.col + count >= R->TermWin.ncol)) 1472 || (selection.end.col + count >= ncol))
1357 CLEAR_SELECTION(R); 1473 CLEAR_SELECTION ();
1474 else
1475 {
1358 else { /* shift selection */ 1476 /* shift selection */
1359 R->selection.beg.col += count; 1477 selection.beg.col += count;
1360 R->selection.mark.col += count; /* XXX: yes? */ 1478 selection.mark.col += count; /* XXX: yes? */
1361 R->selection.end.col += count; 1479 selection.end.col += count;
1362 } 1480 }
1363 } 1481 }
1364 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1482
1365 (unsigned int)count, R->rstyle); 1483 scr_blank_line (*line, screen.cur.col, count, rstyle);
1366 break; 1484 break;
1485
1367 case ERASE: 1486 case ERASE:
1368 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1487 screen.cur.col += count; /* don't worry if > ncol */
1369 rxvt_selection_check(aR_ 1); 1488 selection_check (1);
1370 R->screen.cur.col -= count; 1489 screen.cur.col -= count;
1371 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1490
1372 (unsigned int)count, R->rstyle); 1491 line->l = max (line->l - count, 0);
1492 scr_blank_line (*line, screen.cur.col, count, rstyle);
1373 break; 1493 break;
1494
1374 case DELETE: 1495 case DELETE:
1375 tr = srp[R->TermWin.ncol - 1]
1376 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1496 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1497
1377 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1498 for (col = screen.cur.col; (col + count) < ncol; col++)
1499 {
1378 stp[col] = stp[col + count]; 1500 line->t[col] = line->t[col + count];
1379 srp[col] = srp[col + count]; 1501 line->r[col] = line->r[col + count];
1380 } 1502 }
1381 rxvt_blank_line(aR_ 1503
1382 &(stp[R->TermWin.ncol - count]), 1504 line->l = max (line->l - count, 0);
1383 &(srp[R->TermWin.ncol - count]), 1505 scr_blank_line (*line, ncol - count, count, tr);
1384 (unsigned int)count, tr); 1506
1385 if (*slp == -1) /* break line continuation */
1386 *slp = R->TermWin.ncol;
1387 *slp -= count;
1388 MAX_IT(*slp, 0);
1389 if (R->selection.op && R->current_screen == R->selection.screen 1507 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1508 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1509 {
1391 if (R->selection.end.row != R->screen.cur.row 1510 if (selection.end.row != screen.cur.row
1392 || (R->screen.cur.col >= R->selection.beg.col - count) 1511 || (screen.cur.col >= selection.beg.col - count)
1393 || R->selection.end.col >= R->TermWin.ncol) 1512 || selection.end.col >= ncol)
1394 CLEAR_SELECTION(R); 1513 CLEAR_SELECTION ();
1395 else { 1514 else
1515 {
1396 /* shift selection */ 1516 /* shift selection */
1397 R->selection.beg.col -= count; 1517 selection.beg.col -= count;
1398 R->selection.mark.col -= count; /* XXX: yes? */ 1518 selection.mark.col -= count; /* XXX: yes? */
1399 R->selection.end.col -= count; 1519 selection.end.col -= count;
1400 } 1520 }
1401 } 1521 }
1522
1402 break; 1523 break;
1403 } 1524 }
1404} 1525}
1405 1526
1406/* ------------------------------------------------------------------------- */ 1527/* ------------------------------------------------------------------------- */
1407/* 1528/*
1408 * Set the scrolling region 1529 * Set the scrolling region
1409 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1530 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1410 */ 1531 */
1411/* EXTPROTO */
1412void 1532void
1413rxvt_scr_scroll_region(pR_ int top, int bot) 1533rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1414{ 1534{
1415 MAX_IT(top, 0); 1535 max_it (top, 0);
1416 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1536 min_it (bot, nrow - 1);
1537
1417 if (top > bot) 1538 if (top > bot)
1418 return; 1539 return;
1540
1419 R->screen.tscroll = top; 1541 screen.tscroll = top;
1420 R->screen.bscroll = bot; 1542 screen.bscroll = bot;
1421 rxvt_scr_gotorc(aR_ 0, 0, 0); 1543 scr_gotorc (0, 0, 0);
1422} 1544}
1423 1545
1424/* ------------------------------------------------------------------------- */ 1546/* ------------------------------------------------------------------------- */
1425/* 1547/*
1426 * Make the cursor visible/invisible 1548 * Make the cursor visible/invisible
1427 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1549 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1428 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1550 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1429 */ 1551 */
1430/* EXTPROTO */
1431void 1552void
1432rxvt_scr_cursor_visible(pR_ int mode) 1553rxvt_term::scr_cursor_visible (int mode) NOTHROW
1433{ 1554{
1434 R->want_refresh = 1; 1555 want_refresh = 1;
1556
1435 if (mode) 1557 if (mode)
1436 R->screen.flags |= Screen_VisibleCursor; 1558 screen.flags |= Screen_VisibleCursor;
1437 else 1559 else
1438 R->screen.flags &= ~Screen_VisibleCursor; 1560 screen.flags &= ~Screen_VisibleCursor;
1439} 1561}
1440 1562
1441/* ------------------------------------------------------------------------- */ 1563/* ------------------------------------------------------------------------- */
1442/* 1564/*
1443 * Set/unset automatic wrapping 1565 * Set/unset automatic wrapping
1444 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1566 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1445 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1567 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1446 */ 1568 */
1447/* EXTPROTO */
1448void 1569void
1449rxvt_scr_autowrap(pR_ int mode) 1570rxvt_term::scr_autowrap (int mode) NOTHROW
1450{ 1571{
1451 if (mode) 1572 if (mode)
1452 R->screen.flags |= Screen_Autowrap; 1573 screen.flags |= Screen_Autowrap;
1453 else 1574 else
1454 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1575 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1455} 1576}
1456 1577
1457/* ------------------------------------------------------------------------- */ 1578/* ------------------------------------------------------------------------- */
1458/* 1579/*
1459 * Set/unset margin origin mode 1580 * Set/unset margin origin mode
… …
1462 * Relative mode: line numbers are relative to top margin of scrolling region 1583 * Relative mode: line numbers are relative to top margin of scrolling region
1463 * and the cursor cannot be moved outside. 1584 * and the cursor cannot be moved outside.
1464 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1585 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1465 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1586 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1466 */ 1587 */
1467/* EXTPROTO */
1468void 1588void
1469rxvt_scr_relative_origin(pR_ int mode) 1589rxvt_term::scr_relative_origin (int mode) NOTHROW
1470{ 1590{
1471 if (mode) 1591 if (mode)
1472 R->screen.flags |= Screen_Relative; 1592 screen.flags |= Screen_Relative;
1473 else 1593 else
1474 R->screen.flags &= ~Screen_Relative; 1594 screen.flags &= ~Screen_Relative;
1595
1475 rxvt_scr_gotorc(aR_ 0, 0, 0); 1596 scr_gotorc (0, 0, 0);
1476} 1597}
1477 1598
1478/* ------------------------------------------------------------------------- */ 1599/* ------------------------------------------------------------------------- */
1479/* 1600/*
1480 * Set insert/replace mode 1601 * Set insert/replace mode
1481 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1602 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1482 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1603 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1483 */ 1604 */
1484/* EXTPROTO */
1485void 1605void
1486rxvt_scr_insert_mode(pR_ int mode) 1606rxvt_term::scr_insert_mode (int mode) NOTHROW
1487{ 1607{
1488 if (mode) 1608 if (mode)
1489 R->screen.flags |= Screen_Insert; 1609 screen.flags |= Screen_Insert;
1490 else 1610 else
1491 R->screen.flags &= ~Screen_Insert; 1611 screen.flags &= ~Screen_Insert;
1492} 1612}
1493 1613
1494/* ------------------------------------------------------------------------- */ 1614/* ------------------------------------------------------------------------- */
1495/* 1615/*
1496 * Set/Unset tabs 1616 * Set/Unset tabs
1497 * XTERM_SEQ: Set tab at current column : ESC H 1617 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1618 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1619 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1620 */
1501/* EXTPROTO */
1502void 1621void
1503rxvt_scr_set_tab(pR_ int mode) 1622rxvt_term::scr_set_tab (int mode) NOTHROW
1504{ 1623{
1505 if (mode < 0) 1624 if (mode < 0)
1506 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1625 memset (tabs, 0, ncol);
1507 else if (R->screen.cur.col < R->TermWin.ncol) 1626 else if (screen.cur.col < ncol)
1508 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1627 tabs [screen.cur.col] = !!mode;
1509} 1628}
1510 1629
1511/* ------------------------------------------------------------------------- */ 1630/* ------------------------------------------------------------------------- */
1512/* 1631/*
1513 * Set reverse/normal video 1632 * Set reverse/normal video
1514 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1633 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1515 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1634 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1516 */ 1635 */
1517/* EXTPROTO */
1518void 1636void
1519rxvt_scr_rvideo_mode(pR_ int mode) 1637rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1520{ 1638{
1521 XGCValues gcvalue; 1639 rvideo_mode = on;
1522 1640
1523 if (R->rvideo != mode) { 1641#ifndef NO_BELL
1524 R->rvideo = mode; 1642 on ^= rvideo_bell;
1525 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1643#endif
1526#if defined(XPM_BACKGROUND) 1644
1645 if (rvideo_state != on)
1646 {
1647 rvideo_state = on;
1648
1649 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1650#ifdef HAVE_BG_PIXMAP
1527 if (R->bgPixmap.pixmap == None) 1651 if (bgPixmap.pixmap == None)
1528#endif 1652#endif
1529#if defined(TRANSPARENT) 1653 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 1654
1655 XGCValues gcvalue;
1535 gcvalue.foreground = R->PixColors[Color_fg]; 1656 gcvalue.foreground = pix_colors[Color_fg];
1536 gcvalue.background = R->PixColors[Color_bg]; 1657 gcvalue.background = pix_colors[Color_bg];
1537 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1658 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1538 &gcvalue); 1659
1539 rxvt_scr_clear(aR); 1660 scr_clear ();
1540 rxvt_scr_touch(aR_ True); 1661 scr_touch (true);
1541 } 1662 }
1542} 1663}
1543 1664
1544/* ------------------------------------------------------------------------- */ 1665/* ------------------------------------------------------------------------- */
1545/* 1666/*
1546 * Report current cursor position 1667 * Report current cursor position
1547 * XTERM_SEQ: Report position: ESC [ 6 n 1668 * XTERM_SEQ: Report position: ESC [ 6 n
1548 */ 1669 */
1549/* EXTPROTO */
1550void 1670void
1551rxvt_scr_report_position(pR) 1671rxvt_term::scr_report_position () NOTHROW
1552{ 1672{
1553 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1673 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1554} 1674}
1555 1675
1556/* ------------------------------------------------------------------------- * 1676/* ------------------------------------------------------------------------- *
1557 * FONTS * 1677 * FONTS *
1558 * ------------------------------------------------------------------------- */ 1678 * ------------------------------------------------------------------------- */
1559 1679
1560/* 1680/*
1561 * Set font style 1681 * Set font style
1562 */ 1682 */
1563/* INTPROTO */
1564void 1683void
1565rxvt_set_font_style(pR) 1684rxvt_term::set_font_style () NOTHROW
1566{ 1685{
1686#if 0
1567 switch (R->charsets[R->screen.charset]) { 1687 switch (charsets [screen.charset])
1688 {
1568 case '0': /* DEC Special Character & Line Drawing Set */ 1689 case '0': /* DEC Special Character & Line Drawing Set */
1569 break; 1690 break;
1570 case 'A': /* United Kingdom (UK) */ 1691 case 'A': /* United Kingdom (UK) */
1571 break; 1692 break;
1572 case 'B': /* United States (USASCII) */ 1693 case 'B': /* United States (USASCII) */
1573 break; 1694 break;
1574 case '<': /* Multinational character set */ 1695 case '<': /* Multinational character set */
1575 break; 1696 break;
1576 case '5': /* Finnish character set */ 1697 case '5': /* Finnish character set */
1577 break; 1698 break;
1578 case 'C': /* Finnish character set */ 1699 case 'C': /* Finnish character set */
1579 break; 1700 break;
1580 case 'K': /* German character set */ 1701 case 'K': /* German character set */
1581 break; 1702 break;
1582 } 1703 }
1704#endif
1583} 1705}
1584 1706
1585/* ------------------------------------------------------------------------- */ 1707/* ------------------------------------------------------------------------- */
1586/* 1708/*
1587 * Choose a font 1709 * Choose a font
1588 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1710 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1589 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1711 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1590 * XTERM_SEQ: Invoke G2 character set: ESC N 1712 * XTERM_SEQ: Invoke G2 character set: ESC N
1591 * XTERM_SEQ: Invoke G3 character set: ESC O 1713 * XTERM_SEQ: Invoke G3 character set: ESC O
1592 */ 1714 */
1593/* EXTPROTO */
1594void 1715void
1595rxvt_scr_charset_choose(pR_ int set) 1716rxvt_term::scr_charset_choose (int set) NOTHROW
1596{ 1717{
1597 R->screen.charset = set; 1718 screen.charset = set;
1598 rxvt_set_font_style(aR); 1719 set_font_style ();
1599} 1720}
1600 1721
1601/* ------------------------------------------------------------------------- */ 1722/* ------------------------------------------------------------------------- */
1602/* 1723/*
1603 * Set a font 1724 * Set a font
… …
1605 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1726 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1606 * XTERM_SEQ: Set G2 character set: ESC * <C> 1727 * XTERM_SEQ: Set G2 character set: ESC * <C>
1607 * XTERM_SEQ: Set G3 character set: ESC + <C> 1728 * XTERM_SEQ: Set G3 character set: ESC + <C>
1608 * See set_font_style for possible values for <C> 1729 * See set_font_style for possible values for <C>
1609 */ 1730 */
1610/* EXTPROTO */
1611void 1731void
1612rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1732rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1613{ 1733{
1614 R->charsets[set] = (unsigned char)ch; 1734 charsets[set] = (unsigned char)ch;
1615 rxvt_set_font_style(aR); 1735 set_font_style ();
1616} 1736}
1617 1737
1618
1619/* ------------------------------------------------------------------------- *
1620 * GRAPHICS COLOURS *
1621 * ------------------------------------------------------------------------- */
1622
1623#ifdef RXVT_GRAPHICS
1624/* EXTPROTO */
1625int
1626rxvt_scr_get_fgcolor(pR)
1627{
1628 return GET_FGCOLOR(R->rstyle);
1629}
1630
1631/* ------------------------------------------------------------------------- */
1632/* EXTPROTO */
1633int
1634rxvt_scr_get_bgcolor(pR)
1635{
1636 return GET_BGCOLOR(R->rstyle);
1637}
1638#endif
1639 1738
1640/* ------------------------------------------------------------------------- * 1739/* ------------------------------------------------------------------------- *
1641 * MAJOR SCREEN MANIPULATION * 1740 * MAJOR SCREEN MANIPULATION *
1642 * ------------------------------------------------------------------------- */ 1741 * ------------------------------------------------------------------------- */
1643 1742
1644/* 1743/*
1744 * refresh matching text.
1745 */
1746bool
1747rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1748{
1749 bool found = false;
1750
1751 for (int i = 0; i < nrow; i++)
1752 {
1753 rend_t *drp = drawn_buf[i].r;
1754
1755 for (int col = 0; col < ncol; col++, drp++)
1756 if ((*drp & mask) == value)
1757 {
1758 found = true;
1759 *drp = ~value;
1760 }
1761 }
1762
1763 return found;
1764}
1765
1766/*
1645 * Refresh an area 1767 * Refresh an area
1646 */ 1768 */
1647enum { 1769enum {
1648 PART_BEG = 0, 1770 PART_BEG = 0,
1649 PART_END, 1771 PART_END,
1650 RC_COUNT 1772 RC_COUNT
1651}; 1773};
1652 1774
1653/* EXTPROTO */
1654void 1775void
1655rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1776rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1656{ 1777{
1657 int i; 1778 int i;
1658 row_col_t rc[RC_COUNT]; 1779 row_col_t rc[RC_COUNT];
1659 1780
1660 if (R->drawn_text == NULL) /* sanity check */ 1781 if (!drawn_buf) /* sanity check */
1661 return; 1782 return;
1662 1783
1663#ifdef DEBUG_STRICT 1784#ifndef NO_SLOW_LINK_SUPPORT
1664 x = max(x, (int)R->TermWin.int_bwidth); 1785 if (refresh_type == FAST_REFRESH && !display->is_local)
1665 x = min(x, (int)R->TermWin.width); 1786 {
1666 y = max(y, (int)R->TermWin.int_bwidth); 1787 y = 0;
1667 y = min(y, (int)R->TermWin.height); 1788 eheight = height;
1789 }
1668#endif 1790#endif
1669 1791
1670/* round down */ 1792 /* round down */
1671 rc[PART_BEG].col = Pixel2Col(x); 1793 rc[PART_BEG].col = Pixel2Col (x);
1672 rc[PART_BEG].row = Pixel2Row(y); 1794 rc[PART_BEG].row = Pixel2Row (y);
1673/* round up */ 1795 /* round up */
1674 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1796 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1675 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1797 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1676 1798
1677/* sanity checks */ 1799 /* sanity checks */
1678 for (i = PART_BEG; i < RC_COUNT; i++) { 1800 for (i = PART_BEG; i < RC_COUNT; i++)
1679 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1680 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1681 } 1801 {
1682 1802 min_it (rc[i].col, ncol - 1);
1683 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)); 1803 min_it (rc[i].row, nrow - 1);
1684 1804 }
1805// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1685 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1806 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1686 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1807 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1687 (rc[PART_END].col - rc[PART_BEG].col + 1));
1688 1808
1809 num_scr_allow = 0;
1810
1689 if (refresh) 1811 if (refresh)
1690 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1812 scr_refresh ();
1691} 1813}
1692 1814
1693/* ------------------------------------------------------------------------- */ 1815/* ------------------------------------------------------------------------- */
1694/* 1816/*
1695 * Refresh the entire screen 1817 * Refresh the entire screen
1696 */ 1818 */
1697/* EXTPROTO */
1698void 1819void
1699rxvt_scr_touch(pR_ Bool refresh) 1820rxvt_term::scr_touch (bool refresh) NOTHROW
1700{ 1821{
1701 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1822 scr_expose (0, 0, width, height, refresh);
1702} 1823}
1703 1824
1704/* ------------------------------------------------------------------------- */ 1825/* ------------------------------------------------------------------------- */
1705/* 1826/*
1706 * Move the display so that the line represented by scrollbar value Y is at 1827 * Move the display so that the line represented by scrollbar value Y is at
1707 * the top of the screen 1828 * the top of the screen
1708 */ 1829 */
1709/* EXTPROTO */ 1830void
1710int
1711rxvt_scr_move_to(pR_ int y, int len) 1831rxvt_term::scr_move_to (int y, int len) NOTHROW
1712{ 1832{
1713 long p = 0; 1833 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1714 uint16_t oldviewstart;
1715
1716 oldviewstart = R->TermWin.view_start;
1717 if (y < len) {
1718 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1719 p -= (long)(R->TermWin.nrow - 1);
1720 p = max(p, 0);
1721 }
1722 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1723 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1724
1725 return rxvt_scr_changeview(aR_ oldviewstart);
1726} 1834}
1727 1835
1728/* ------------------------------------------------------------------------- */ 1836/* ------------------------------------------------------------------------- */
1729/* 1837/*
1730 * Page the screen up/down nlines 1838 * Page the screen up/down nlines
1731 * direction should be UP or DN 1839 * direction should be UP or DN
1732 */ 1840 */
1733/* EXTPROTO */ 1841bool
1734int
1735rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1842rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1736{ 1843{
1737 int n; 1844 int new_view_start =
1738 uint16_t oldviewstart; 1845 direction == UP ? view_start - nlines
1846 : view_start + nlines;
1739 1847
1740 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1741#ifdef DEBUG_STRICT
1742 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1743#endif
1744 oldviewstart = R->TermWin.view_start;
1745 if (direction == UP) {
1746 n = R->TermWin.view_start + nlines;
1747 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1748 } else {
1749 n = R->TermWin.view_start - nlines;
1750 R->TermWin.view_start = max(n, 0);
1751 }
1752 return rxvt_scr_changeview(aR_ oldviewstart); 1848 return scr_changeview (new_view_start);
1753} 1849}
1754 1850
1755/* INTPROTO */ 1851bool
1756int 1852rxvt_term::scr_changeview (int new_view_start) NOTHROW
1757rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1758{ 1853{
1759 if (R->TermWin.view_start != oldviewstart) { 1854 clamp_it (new_view_start, top_row, 0);
1855
1856 if (new_view_start == view_start)
1857 return false;
1858
1859 num_scr += new_view_start - view_start;
1860 view_start = new_view_start;
1760 R->want_refresh = 1; 1861 want_refresh = 1;
1761#ifdef RXVT_GRAPHICS
1762 if (rxvt_Gr_Displayed(aR))
1763 rxvt_Gr_scroll(aR_ 0);
1764#endif
1765 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1766 }
1767 return (int)(R->TermWin.view_start - oldviewstart);
1768}
1769 1862
1770/* ------------------------------------------------------------------------- */ 1863 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1771/* EXTPROTO */ 1864
1772void 1865 return true;
1773rxvt_scr_bell(pR) 1866}
1774{ 1867
1775#ifndef NO_BELL 1868#ifndef NO_BELL
1869void
1870rxvt_term::bell_cb (ev::timer &w, int revents)
1871{
1872 rvideo_bell = false;
1873 scr_rvideo_mode (rvideo_mode);
1874 refresh_check ();
1875}
1876#endif
1877
1878/* ------------------------------------------------------------------------- */
1879void
1880rxvt_term::scr_bell () NOTHROW
1881{
1882#ifndef NO_BELL
1883
1776# ifndef NO_MAPALERT 1884# ifndef NO_MAPALERT
1777# ifdef MAPALERT_OPTION 1885# ifdef MAPALERT_OPTION
1778 if (R->Options & Opt_mapAlert) 1886 if (option (Opt_mapAlert))
1779# endif 1887# endif
1780 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1888 XMapWindow (dpy, parent[0]);
1781# endif 1889# endif
1890
1891# if ENABLE_FRILLS
1892 if (option (Opt_urgentOnBell))
1893 {
1894 if (XWMHints *h = XGetWMHints(dpy, parent[0]))
1895 {
1896 h->flags |= XUrgencyHint;
1897 XSetWMHints (dpy, parent[0], h);
1898 }
1899 }
1900# endif
1901
1782 if (R->Options & Opt_visualBell) { 1902 if (option (Opt_visualBell))
1783 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1903 {
1784 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1904 rvideo_bell = true;
1905 scr_rvideo_mode (rvideo_mode);
1906 flush ();
1907
1908 bell_ev.start (VISUAL_BELL_DURATION);
1909 }
1785 } else 1910 else
1786 XBell(R->Xdisplay, 0); 1911 XBell (dpy, 0);
1787#endif 1912#endif
1788} 1913}
1789 1914
1790/* ------------------------------------------------------------------------- */ 1915/* ------------------------------------------------------------------------- */
1791/* ARGSUSED */ 1916/* ARGSUSED */
1792/* EXTPROTO */
1793void 1917void
1794rxvt_scr_printscreen(pR_ int fullhist) 1918rxvt_term::scr_printscreen (int fullhist) NOTHROW
1795{ 1919{
1796#ifdef PRINTPIPE 1920#ifdef PRINTPIPE
1797 int i, r1, nrows, row_offset; 1921 int nrows, row_start;
1798 text_t *t; 1922 FILE *fd;
1799 FILE *fd;
1800 1923
1801 if ((fd = rxvt_popen_printer(aR)) == NULL) 1924 if ((fd = popen_printer ()) == NULL)
1802 return; 1925 return;
1803 nrows = R->TermWin.nrow; 1926
1804 row_offset = R->TermWin.saveLines;
1805 if (!fullhist) 1927 if (fullhist)
1806 row_offset -= R->TermWin.view_start;
1807 else {
1808 nrows += R->TermWin.nscrolled;
1809 row_offset -= R->TermWin.nscrolled;
1810 } 1928 {
1929 nrows = nrow - top_row;
1930 row_start = top_row;
1931 }
1932 else
1933 {
1934 nrows = nrow;
1935 row_start = view_start;
1936 }
1811 1937
1938 wctomb (0, 0);
1939
1812 for (r1 = 0; r1 < nrows; r1++) { 1940 for (int r1 = 0; r1 < nrows; r1++)
1813 t = R->screen.text[r1 + row_offset];
1814 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1815 if (!isspace(t[i]))
1816 break;
1817 fprintf(fd, "%.*s\n", (i + 1), t);
1818 } 1941 {
1942 text_t *tp = ROW(r1).t;
1943 int len = ROW(r1).l;
1944
1945 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1946 {
1947 char mb[MB_LEN_MAX];
1948 text_t t = *tp++;
1949 if (t == NOCHAR)
1950 continue;
1951
1952 len = wctomb (mb, t);
1953
1954 if (len <= 0)
1955 {
1956 mb[0] = ' ';
1957 len = 1;
1958 }
1959
1960 fwrite (mb, 1, len, fd);
1961 }
1962
1963 fputc ('\n', fd);
1964 }
1965
1819 rxvt_pclose_printer(fd); 1966 pclose_printer (fd);
1820#endif 1967#endif
1821} 1968}
1822 1969
1823/* ------------------------------------------------------------------------- */ 1970/* ------------------------------------------------------------------------- */
1824/* 1971/*
1825 * Refresh the screen 1972 * Refresh the screen
1826 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1973 * drawn_text/drawn_rend contain the screen information before the update.
1827 * R->screen.text/R->screen.rend contain what the screen will change to. 1974 * screen.text/screen.rend contain what the screen will change to.
1975 */
1976void
1977rxvt_term::scr_refresh () NOTHROW
1978{
1979 unsigned char have_bg,
1980 showcursor; /* show the cursor */
1981 int16_t col, row, /* column/row we're processing */
1982 ocrow; /* old cursor row */
1983 int i; /* tmp */
1984#ifndef NO_CURSORCOLOR
1985 rend_t cc1; /* store colours at cursor position (s) */
1986#endif
1987 rend_t *crp; // cursor rendition pointer
1988 rend_t ccol1, /* Cursor colour */
1989 ccol2; /* Cursor colour2 */
1990
1991 want_refresh = 0; /* screen is current */
1992
1993 if (refresh_type == NO_REFRESH || !mapped)
1994 return;
1995
1996 /*
1997 * A: set up vars
1828 */ 1998 */
1999 have_bg = 0;
2000 refresh_count = 0;
1829 2001
1830#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2002#ifdef HAVE_BG_PIXMAP
1831# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2003 have_bg |= bgPixmap.pixmap != None;
1832# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2004#endif
2005 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2006
2007 /*
2008 * B: reverse any characters which are selected
2009 */
2010 scr_reverse_selection ();
2011
2012 /*
2013 * C: set the cursor character (s)
2014 */
2015 {
2016 unsigned char setoldcursor;
2017
2018 showcursor = (screen.flags & Screen_VisibleCursor);
2019#ifdef CURSOR_BLINK
2020 if (hidden_cursor)
2021 showcursor = 0;
2022#endif
2023
2024 if (showcursor)
2025 {
2026 int col = screen.cur.col;
2027
2028 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2029 col--;
2030
2031 crp = &ROW(screen.cur.row).r[col];
2032
2033#ifndef NO_CURSORCOLOR
2034 cc1 = *crp & (RS_fgMask | RS_bgMask);
2035 if (ISSET_PIXCOLOR (Color_cursor))
2036 ccol1 = Color_cursor;
2037 else
2038#endif
2039#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2040 ccol1 = fgcolor_of (rstyle);
1833#else 2041#else
1834# define MONO_BOLD(x) \ 2042 ccol1 = Color_fg;
1835 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1836# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1837#endif 2043#endif
1838 2044
1839#define FONT_WIDTH(X, Y) \
1840 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1841#define FONT_RBEAR(X, Y) \
1842 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1843#define FONT_LBEAR(X, Y) \
1844 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1845#define IS_FONT_CHAR(X, Y) \
1846 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1847
1848/* EXTPROTO */
1849void
1850rxvt_scr_refresh(pR_ unsigned char refresh_type)
1851{
1852 unsigned char clearfirst, /* first character writes before cell */
1853 clearlast, /* last character writes beyond cell */
1854 must_clear, /* use draw_string not draw_image_string */
1855#ifndef NO_BOLDFONT
1856 bfont, /* we've changed font to bold font */
1857#endif
1858 rvid, /* reverse video this position */
1859 wbyte, /* we're in multibyte */
1860 showcursor; /* show the cursor */
1861 int fore, back; /* desired foreground/background */
1862 int16_t col, row, /* column/row we're processing */
1863 ocrow; /* old cursor row */
1864 int cursorwidth;
1865 int i, /* tmp */
1866 row_offset; /* basic offset in screen structure */
1867#ifndef NO_CURSORCOLOR 2045#ifndef NO_CURSORCOLOR
1868 rend_t cc1; /* store colours at cursor position(s) */
1869 rend_t cc2; /* store colours at cursor position(s) */
1870#endif
1871 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1872 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1873 char *buffer; /* local copy of R->buffer */
1874
1875 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1876 return;
1877
1878 /*
1879 * A: set up vars
1880 */
1881 clearfirst = clearlast = must_clear = wbyte = 0;
1882#ifndef NO_BOLDFONT
1883 bfont = 0;
1884#endif
1885
1886 if (R->currmaxcol < R->TermWin.ncol)
1887 {
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
1893 buffer = R->buffer;
1894 R->refresh_count = 0;
1895
1896 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1897
1898 if ((refresh_type & REFRESH_BOUNDS))
1899 {
1900 clearfirst = clearlast = 1;
1901 R->refresh_type &= ~REFRESH_BOUNDS;
1902 }
1903
1904#if defined(XPM_BACKGROUND)
1905 must_clear |= (R->bgPixmap.pixmap != None);
1906#endif
1907#if defined(TRANSPARENT)
1908 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1909#endif
1910 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1911
1912/*
1913 * B: reverse any characters which are selected
1914 */
1915 rxvt_scr_reverse_selection(aR);
1916
1917/*
1918 * C: set the cursor character(s)
1919 */
1920 {
1921 unsigned char setoldcursor;
1922 rend_t ccol1, /* Cursor colour */
1923 ccol2; /* Cursor colour2 */
1924
1925 showcursor = (R->screen.flags & Screen_VisibleCursor);
1926 cursorwidth = 0;
1927#ifdef CURSOR_BLINK
1928 if (R->hidden_cursor)
1929 showcursor = 0;
1930#endif
1931
1932 cursorwidth = 0;
1933
1934 if (showcursor)
1935 {
1936 cursorwidth++;
1937
1938 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1939 [R->screen.cur.col]);
1940
1941 if (showcursor && R->TermWin.focus)
1942 {
1943 *srp ^= RS_RVid;
1944#ifndef NO_CURSORCOLOR
1945 cc1 = *srp & (RS_fgMask | RS_bgMask);
1946 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2046 if (ISSET_PIXCOLOR (Color_cursor2))
1947 ccol1 = Color_cursor; 2047 ccol2 = Color_cursor2;
1948 else 2048 else
2049#endif
1949#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2050#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1950 ccol1 = GET_FGCOLOR(R->rstyle); 2051 ccol2 = bgcolor_of (rstyle);
1951#else 2052#else
1952 ccol1 = Color_fg; 2053 ccol2 = Color_bg;
1953#endif 2054#endif
1954 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2055
1955 ccol2 = Color_cursor2; 2056 if (showcursor && focus)
2057 {
2058 if (option (Opt_cursorUnderline))
2059 *crp ^= RS_Uline;
1956 else 2060 else
1957#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2061 {
1958 ccol2 = GET_BGCOLOR(R->rstyle); 2062 *crp ^= RS_RVid;
1959#else
1960 ccol2 = Color_bg;
1961#endif
1962 *srp = SET_FGCOLOR(*srp, ccol1); 2063 *crp = SET_FGCOLOR (*crp, ccol1);
1963 *srp = SET_BGCOLOR(*srp, ccol2); 2064 *crp = SET_BGCOLOR (*crp, ccol2);
1964#endif
1965 }
1966
1967 while (IS_WIDE (*srp))
1968 cursorwidth++, srp++;
1969 }
1970
1971 /* make sure no outline cursor is left around */
1972 setoldcursor = 0;
1973 if (ocrow != -1) {
1974 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1975 || R->screen.cur.col != R->oldcursor.col) {
1976 if (ocrow < R->TermWin.nrow
1977 && R->oldcursor.col < R->TermWin.ncol) {
1978 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1979 } 2065 }
1980 if (R->TermWin.focus || !showcursor)
1981 R->oldcursor.row = -1;
1982 else
1983 setoldcursor = 1;
1984 }
1985 } else if (!R->TermWin.focus)
1986 setoldcursor = 1;
1987 if (setoldcursor) {
1988 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1989 R->oldcursor.row = -1;
1990 else {
1991 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1992 R->oldcursor.col = R->screen.cur.col;
1993 } 2066 }
1994 } 2067 }
2068
2069 /* make sure no outline cursor is left around */
2070 setoldcursor = 0;
2071 if (ocrow != -1)
2072 {
2073 if (screen.cur.row - view_start != ocrow
2074 || screen.cur.col != oldcursor.col)
2075 {
2076 if (ocrow < nrow
2077 && oldcursor.col < ncol)
2078 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2079
2080 if (focus || !showcursor)
2081 oldcursor.row = -1;
2082 else
2083 setoldcursor = 1;
2084 }
1995 } 2085 }
2086 else if (!focus)
2087 setoldcursor = 1;
2088
2089 if (setoldcursor)
2090 {
2091 if (screen.cur.row - view_start >= nrow)
2092 oldcursor.row = -1;
2093 else
2094 {
2095 oldcursor.row = screen.cur.row - view_start;
2096 oldcursor.col = screen.cur.col;
2097 }
2098 }
2099 }
2100
2101 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2102#if ENABLE_OVERLAY
2103 scr_swap_overlay ();
2104#endif
1996 2105
1997#ifndef NO_SLOW_LINK_SUPPORT 2106#ifndef NO_SLOW_LINK_SUPPORT
1998/* 2107 /*
1999 * D: CopyArea pass - very useful for slower links 2108 * D: CopyArea pass - very useful for slower links
2000 * This has been deliberately kept simple. 2109 * This has been deliberately kept simple.
2001 */ 2110 */
2002 i = R->num_scr; 2111 if (!display->is_local
2003 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2112 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2004 && abs(i) < R->TermWin.nrow && !must_clear) 2113 && abs (num_scr) < nrow && !have_bg)
2005 { 2114 {
2006 int16_t nits; 2115 int16_t nits;
2007 int j; 2116 int i = num_scr;
2008 rend_t *drp2; 2117 int j;
2009 text_t *dtp2; 2118 int len, wlen;
2010 int len, wlen; 2119 dLocal (int, num_scr);
2011 2120
2012 j = R->TermWin.nrow; 2121 j = nrow;
2013 wlen = len = -1; 2122 wlen = len = -1;
2014 row = i > 0 ? 0 : j - 1; 2123 row = i > 0 ? 0 : j - 1;
2124
2015 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2125 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2016 { 2126 {
2017 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2127 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2018 { 2128 {
2019 stp = R->screen.text[row + row_offset]; 2129 line_t s = ROW(view_start + row);
2020 srp = R->screen.rend[row + row_offset];
2021 dtp = R->drawn_text[row]; 2130 line_t d = drawn_buf[row];
2022 dtp2 = R->drawn_text[row + i]; 2131 line_t d2 = drawn_buf[row + i];
2023 drp = R->drawn_rend[row];
2024 drp2 = R->drawn_rend[row + i];
2025 2132
2026 for (nits = 0, col = R->TermWin.ncol; col--; ) 2133 for (nits = 0, col = ncol; col--; )
2027 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2134 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2028 nits--; 2135 nits--;
2029 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2136 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2030 nits++; 2137 nits++;
2031 2138
2032 if (nits > 8) /* XXX: arbitrary choice */ 2139 if (nits > 8) /* XXX: arbitrary choice */
2140 {
2141 for (col = ncol; col--; )
2142 {
2143 *d.t++ = *d2.t++;
2144 *d.r++ = *d2.r++;
2145 }
2146
2147 if (len == -1)
2148 len = row;
2149
2150 wlen = row;
2151 continue;
2152 }
2153 }
2154
2155 if (len >= 0)
2156 {
2157 /* also comes here at end if needed because of >= above */
2158 if (wlen < len)
2159 ::swap (wlen, len);
2160
2161 XGCValues gcv;
2162
2163 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2164 XCopyArea (dpy, vt, vt,
2165 gc, 0, Row2Pixel (len + i),
2166 (unsigned int)this->width,
2167 (unsigned int)Height2Pixel (wlen - len + 1),
2168 0, Row2Pixel (len));
2169 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2170
2171 len = -1;
2172 }
2173 }
2174 }
2175#endif
2176
2177 /*
2178 * E: main pass across every character
2179 */
2180 for (row = 0; row < nrow; row++)
2181 {
2182 text_t *stp = ROW(view_start + row).t;
2183 rend_t *srp = ROW(view_start + row).r;
2184 text_t *dtp = drawn_buf[row].t;
2185 rend_t *drp = drawn_buf[row].r;
2186
2187 /*
2188 * E2: OK, now the real pass
2189 */
2190 int ypixel = (int)Row2Pixel (row);
2191
2192 for (col = 0; col < ncol; col++)
2193 {
2194 /* compare new text with old - if exactly the same then continue */
2195 if (stp[col] == dtp[col] /* Must match characters to skip. */
2196 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2197 || (stp[col] == ' ' /* space w/ no background change */
2198 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2199 continue;
2200
2201 // redraw one or more characters
2202
2203 // seek to the beginning of wide characters
2204 while (stp[col] == NOCHAR && col > 0)
2205 --col;
2206
2207 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2208 text_t *text = stp + col;
2209 int count = 1;
2210
2211 dtp[col] = stp[col];
2212 drp[col] = rend;
2213
2214 int xpixel = Col2Pixel (col);
2215
2216 for (i = 0; ++col < ncol; )
2217 {
2218 if (stp[col] == NOCHAR)
2219 {
2220 dtp[col] = stp[col];
2221 drp[col] = rend;
2222 count++;
2223 i++;
2224
2225 continue;
2226 }
2227
2228 if (!RS_SAME (rend, srp[col]))
2229 break;
2230
2231 count++;
2232
2233 if (stp[col] != dtp[col]
2234 || !RS_SAME (srp[col], drp[col]))
2235 {
2236 if (have_bg && (i++ > count / 2))
2237 break;
2238
2239 dtp[col] = stp[col];
2240 drp[col] = rend;
2241 i = 0;
2242 }
2243 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2244 break;
2245 }
2246
2247 col--; /* went one too far. move back */
2248 count -= i; /* dump any matching trailing chars */
2249
2250 // sometimes we optimize away the trailing NOCHAR's, add them back
2251 while (i && text[count] == NOCHAR)
2252 count++, i--;
2253
2254 /*
2255 * Determine the attributes for the string
2256 */
2257 int fore = fgcolor_of (rend); // desired foreground
2258 int back = bgcolor_of (rend); // desired background
2259
2260 // only do special processing if any attributes are set, which is unlikely
2261 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2262 {
2263 bool invert = rend & RS_RVid;
2264
2265#ifndef NO_BOLD_UNDERLINE_REVERSE
2266 if (rend & RS_Bold && fore == Color_fg)
2267 {
2268 if (ISSET_PIXCOLOR (Color_BD))
2269 fore = Color_BD;
2270# if !ENABLE_STYLES
2271 else
2272 invert = !invert;
2273# endif
2274 }
2275
2276 if (rend & RS_Italic && fore == Color_fg)
2277 {
2278 if (ISSET_PIXCOLOR (Color_IT))
2279 fore = Color_IT;
2280# if !ENABLE_STYLES
2281 else
2282 invert = !invert;
2283# endif
2284 }
2285
2286 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2287 fore = Color_UL;
2288#endif
2289
2290 if (invert)
2291 {
2292#ifdef OPTION_HC
2293 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2294 || !ISSET_PIXCOLOR (Color_HC))
2295#endif
2296 /* invert the column if no highlightColor is set or it is the
2297 * current cursor column */
2298 ::swap (fore, back);
2299#ifdef OPTION_HC
2300 else if (ISSET_PIXCOLOR (Color_HC))
2301 back = Color_HC;
2302#endif
2303
2304#ifndef NO_BOLD_UNDERLINE_REVERSE
2305# ifndef OPTION_HC
2306 if (ISSET_PIXCOLOR (Color_RV))
2307 back = Color_RV;
2308# endif
2309 if (fore == back)
2310 {
2311 fore = Color_bg;
2312 back = Color_fg;
2313 }
2314#endif
2315 }
2316
2317#ifdef TEXT_BLINK
2318 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2319 {
2320 if (!text_blink_ev.is_active ())
2321 {
2322 text_blink_ev.again ();
2323 hidden_text = 0;
2324 }
2325 else if (hidden_text)
2326 fore = back;
2327 }
2328#endif
2329
2330#if ENABLE_STYLES
2331 // "careful" (too wide) character handling
2332
2333 // include previous careful character(s) if possible, looks nicer (best effort...)
2334 while (text > stp
2335 && srp[text - stp - 1] & RS_Careful
2336 && RS_SAME (rend, srp[text - stp - 1]))
2337 text--, count++, xpixel -= fwidth;
2338
2339 // force redraw after "careful" characters to avoid pixel droppings
2340 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2341 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2342
2343 // force redraw before "careful" characters to avoid pixel droppings
2344 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2345 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2346#endif
2347 }
2348
2349 /*
2350 * Actually do the drawing of the string here
2351 */
2352 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2353
2354 if (have_bg && back == Color_bg)
2355 {
2356 // this is very ugly, maybe push it into ->draw?
2357
2358 for (i = 0; i < count; i++) /* don't draw empty strings */
2359 if (text[i] != ' ')
2033 { 2360 {
2034 for (col = R->TermWin.ncol; col--; ) 2361 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2035 { 2362 goto did_clear;
2036 *dtp++ = *dtp2++;
2037 *drp++ = *drp2++;
2038 }
2039
2040 if (len == -1)
2041 len = row;
2042
2043 wlen = row;
2044 continue;
2045 } 2363 }
2364
2365 CLEAR_CHARS (xpixel, ypixel, count);
2366 did_clear: ;
2046 } 2367 }
2368 else
2369 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2047 2370
2048 if (len != -1) 2371 if (rend & RS_Uline && font->descent > 1 && fore != back)
2049 { 2372 {
2050 /* also comes here at end if needed because of >= above */ 2373#if ENABLE_FRILLS
2051 if (wlen < len) 2374 if (ISSET_PIXCOLOR (Color_underline))
2052 SWAP_IT(wlen, len, int); 2375 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2053 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2054 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2055 R->TermWin.gc, 0, Row2Pixel(len + i),
2056 (unsigned int)TermWin_TotalWidth(),
2057 (unsigned int)Height2Pixel(wlen - len + 1),
2058 0, Row2Pixel(len));
2059 len = -1;
2060 }
2061 }
2062 }
2063#endif
2064
2065/*
2066 * E: main pass across every character
2067 */
2068 for (row = 0; row < R->TermWin.nrow; row++)
2069 {
2070 stp = R->screen.text[row + row_offset];
2071 srp = R->screen.rend[row + row_offset];
2072 dtp = R->drawn_text[row];
2073 drp = R->drawn_rend[row];
2074
2075/*
2076 * E2: OK, now the real pass
2077 */
2078 int ypixel = (int)Row2Pixel(row);
2079
2080 for (col = 0; col < R->TermWin.ncol; col++)
2081 {
2082 /* compare new text with old - if exactly the same then continue */
2083 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2084
2085 if (stp[col] == dtp[col] /* Must match characters to skip. */
2086 && (rend == drp[col] /* Either rendition the same or */
2087 || (stp[col] == ' ' /* space w/ no background change */
2088 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2089 continue;
2090
2091 text_t *text = stp + col;
2092 int count = 1;
2093
2094 /* redraw one or more characters */
2095
2096 dtp[col] = stp[col];
2097 drp[col] = rend;
2098
2099 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2100 continue;
2101
2102 int xpixel = Col2Pixel(col);
2103
2104 // this loop looks very messy, it can probably be optimized
2105 // and cleaned a bit by you?
2106 for (i = 0; ++col < R->TermWin.ncol; )
2107 {
2108 if (stp[col] == NOCHAR)
2109 {
2110 dtp[col] = stp[col];
2111 drp[col] = rend;
2112 count++;
2113
2114 if (i) // only possible skip if char unchanged
2115 i++;
2116
2117 continue;
2118 }
2119
2120 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2121 break;
2122
2123 count++;
2124
2125 if (stp[col] != dtp[col]
2126 || srp[col] != drp[col])
2127 {
2128 if (must_clear && (i++ > (count / 2)))
2129 break;
2130
2131 dtp[col] = stp[col];
2132 drp[col] = rend;
2133 i = 0;
2134 }
2135 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2136 break;
2137 }
2138
2139 col--; /* went one too far. move back */
2140 count -= i; /* dump any matching trailing chars */
2141
2142/*
2143 * Determine the attributes for the string
2144 */
2145 int fid = GET_FONT(rend);
2146 fore = GET_FGCOLOR(rend);
2147 back = GET_BGCOLOR(rend);
2148 rend = GET_ATTR(rend);
2149
2150 rvid = (rend & RS_RVid) ? 1 : 0;
2151#ifdef OPTION_HC
2152 if (!rvid && (rend & RS_Blink))
2153 {
2154 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2155 back = Color_HC;
2156 else 2376 else
2157 rvid = !rvid; /* fall back */ 2377#endif
2378 XSetForeground (dpy, gc, pix_colors[fore]);
2379
2380 XDrawLine (dpy, drawBuffer, gc,
2381 xpixel, ypixel + font->ascent + 1,
2382 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2158 } 2383 }
2384 } /* for (col....) */
2385 } /* for (row....) */
2386
2387#if ENABLE_OVERLAY
2388 scr_swap_overlay ();
2159#endif 2389#endif
2160 if (rvid) 2390 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2391
2392 /*
2393 * G: cleanup cursor and display outline cursor if necessary
2394 */
2395 if (showcursor)
2396 {
2397 if (focus)
2398 {
2399 if (option (Opt_cursorUnderline))
2400 *crp ^= RS_Uline;
2401 else
2161 { 2402 {
2162 SWAP_IT(fore, back, int); 2403 *crp ^= RS_RVid;
2163
2164#ifndef NO_BOLD_UNDERLINE_REVERSE
2165 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2166# ifndef NO_CURSORCOLOR 2404#ifndef NO_CURSORCOLOR
2405 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2406#endif
2407 }
2408 }
2409 else if (oldcursor.row >= 0)
2410 {
2411 int cursorwidth = 1;
2412 int col = oldcursor.col;
2413
2414 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2415 col--;
2416
2417 while (col + cursorwidth < ncol
2418 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2419 cursorwidth++;
2420
2421#ifndef NO_CURSORCOLOR
2167 && !ISSET_PIXCOLOR(R, Color_cursor) 2422 if (ISSET_PIXCOLOR (Color_cursor))
2423 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2424 else
2425#endif
2426 XSetForeground (dpy, gc, pix_colors[ccol1]);
2427
2428 XDrawRectangle (dpy, drawBuffer, gc,
2429 Col2Pixel (col),
2430 Row2Pixel (oldcursor.row),
2431 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2432 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2433 }
2434 }
2435
2436 /*
2437 * H: cleanup selection
2438 */
2439 scr_reverse_selection ();
2440
2441 num_scr = 0;
2442 num_scr_allow = 1;
2443}
2444
2445void
2446rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2447{
2448 if (!l.t)
2449 return;
2450
2451 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2452
2453 for (int i = ncol; i--; )
2454 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2455}
2456
2457void
2458rxvt_term::scr_remap_chars () NOTHROW
2459{
2460 for (int i = total_rows; i--; )
2461 scr_remap_chars (row_buf [i]);
2462
2463 for (int i = nrow; i--; )
2464 {
2465 scr_remap_chars (drawn_buf [i]);
2466 scr_remap_chars (swap_buf [i]);
2467 }
2468}
2469
2470void
2471rxvt_term::scr_recolour () NOTHROW
2472{
2473#ifdef HAVE_BG_PIXMAP
2474 bgPixmap.apply ();
2475#else
2476
2477 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2478 XClearWindow (dpy, parent[0]);
2479 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2480
2481# if HAVE_SCROLLBARS
2482 if (scrollBar.win)
2483 {
2484 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2485 scrollBar.setIdle ();
2486 scrollbar_show (0);
2487 }
2168# endif 2488# endif
2169 ) 2489
2170 back = Color_RV; 2490 scr_clear ();
2171#endif 2491 scr_touch (true);
2172 } 2492 want_refresh = 1;
2173#ifndef NO_BOLD_UNDERLINE_REVERSE 2493
2174 else if (rend & RS_Bold)
2175 {
2176 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD))
2177 {
2178 fore = Color_BD;
2179# ifndef VERYBOLD
2180 rend &= ~RS_Bold; /* we've taken care of it */
2181# endif 2494#endif
2182 }
2183 }
2184 else if (rend & RS_Uline)
2185 {
2186 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2187 {
2188 fore = Color_UL;
2189 rend &= ~RS_Uline; /* we've taken care of it */
2190 }
2191 }
2192#endif
2193
2194/*
2195 * Actually do the drawing of the string here
2196 */
2197 rxvt_font *font = (*R->TermWin.fontset)[fid];
2198
2199 if (back == Color_bg)
2200 {
2201 if (must_clear)
2202 {
2203 for (i = 0; i < count; i++) /* don't draw empty strings */
2204 if (text[i] != ' ')
2205 {
2206 font->draw (xpixel, ypixel, text, count, fore, -1);
2207 goto nodraw;
2208 }
2209
2210 CLEAR_CHARS(xpixel, ypixel, count);
2211nodraw: ;
2212 }
2213 else
2214 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2215 }
2216 else
2217 font->draw (xpixel, ypixel, text, count, fore, back);
2218
2219 if ((rend & RS_Uline) && (font->descent > 1))
2220 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2221 xpixel, ypixel + font->ascent + 1,
2222 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2223 } /* for (col....) */
2224 } /* for (row....) */
2225
2226/*
2227 * G: cleanup cursor and display outline cursor if necessary
2228 */
2229 if (showcursor) {
2230 if (R->TermWin.focus) {
2231 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2232 [R->screen.cur.col]);
2233 *srp ^= RS_RVid;
2234#ifndef NO_CURSORCOLOR
2235 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2236#endif
2237 } else if (R->oldcursor.row >= 0) {
2238#ifndef NO_CURSORCOLOR
2239 unsigned long gcmask; /* Graphics Context mask */
2240
2241 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) {
2242 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2243 }
2244#endif
2245 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2246 Col2Pixel(R->oldcursor.col),
2247 Row2Pixel(R->oldcursor.row),
2248 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2249 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2250 }
2251 }
2252/*
2253 * H: cleanup selection
2254 */
2255 rxvt_scr_reverse_selection(aR);
2256
2257/*
2258 * I: other general cleanup
2259 */
2260 if (clearfirst && R->TermWin.int_bwidth)
2261 /*
2262 * clear the whole screen height, note that width == 0 is treated
2263 * specially by XClearArea
2264 */
2265 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2266 (unsigned int)R->TermWin.int_bwidth,
2267 (unsigned int)TermWin_TotalHeight(), False);
2268 if (clearlast && R->TermWin.int_bwidth)
2269 /*
2270 * clear the whole screen height, note that width == 0 is treated
2271 * specially by XClearArea
2272 */
2273 XClearArea(R->Xdisplay, R->TermWin.vt,
2274 R->TermWin.width + R->TermWin.int_bwidth, 0,
2275 (unsigned int)R->TermWin.int_bwidth,
2276 (unsigned int)TermWin_TotalHeight(), False);
2277 if (refresh_type & SMOOTH_REFRESH)
2278 XSync(R->Xdisplay, False);
2279
2280 R->num_scr = 0;
2281 R->num_scr_allow = 1;
2282 R->want_refresh = 0; /* screen is current */
2283} 2495}
2284/* ------------------------------------------------------------------------- */
2285 2496
2286/* EXTPROTO */ 2497/* ------------------------------------------------------------------------- */
2287void 2498void
2288rxvt_scr_clear(pR) 2499rxvt_term::scr_clear (bool really) NOTHROW
2289{ 2500{
2290 if (!R->TermWin.mapped) 2501 if (!mapped)
2291 return; 2502 return;
2503
2292 R->num_scr_allow = 0; 2504 num_scr_allow = 0;
2293 R->want_refresh = 1; 2505 want_refresh = 1;
2294#ifdef TRANSPARENT
2295 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2296 int i;
2297 2506
2298 if (!(R->Options & Opt_transparent_all)) 2507 if (really)
2299 i = 0; 2508 XClearWindow (dpy, vt);
2509}
2510
2511void
2512rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2513{
2514 int view_end = view_start + nrow;
2515 int row, col;
2516
2517 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2518 {
2519 text_t *stp = ROW(row).t;
2520 rend_t *srp = ROW(row).r;
2521
2522 for (col = beg_col; col < end_col; col++)
2523 srp[col] ^= rstyle1;
2524
2525 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2526 srp[col] ^= rstyle2;
2527
2528 if (++col < end_col)
2529 srp[col] ^= rstyle2;
2530 }
2531}
2532
2533void
2534rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2535{
2536 int view_end = view_start + nrow;
2537 int row, col;
2538
2539 if (beg_row >= view_start)
2540 {
2541 col = beg_col;
2542 row = beg_row;
2543 }
2544 else
2545 {
2546 col = 0;
2547 row = view_start;
2548 }
2549
2550 for (; row < min (end_row, view_end); row++, col = 0)
2551 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2552 srp[col] ^= rstyle;
2553
2554 if (row == end_row)
2555 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2556 srp[col] ^= rstyle;
2557}
2558
2559/* ------------------------------------------------------------------------- */
2560void
2561rxvt_term::scr_reverse_selection () NOTHROW
2562{
2563 if (selection.op
2564 && current_screen == selection.screen
2565 && selection.end.row >= view_start)
2566 {
2567#if !ENABLE_MINIMAL
2568 if (selection.rect)
2569 scr_xor_rect (selection.beg.row, selection.beg.col,
2570 selection.end.row, selection.end.col,
2571 RS_RVid, RS_RVid | RS_Uline);
2300 else 2572 else
2301 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2302 for (; i--;)
2303 if (R->TermWin.parent[i] != None)
2304 XClearWindow(R->Xdisplay, R->TermWin.parent[i]);
2305 }
2306#endif 2573#endif
2307 XClearWindow(R->Xdisplay, R->TermWin.vt); 2574 scr_xor_span (selection.beg.row, selection.beg.col,
2308} 2575 selection.end.row, selection.end.col,
2309 2576 RS_RVid);
2310/* ------------------------------------------------------------------------- */
2311/* INTPROTO */
2312void
2313rxvt_scr_reverse_selection(pR)
2314{
2315 int i, col, row, end_row;
2316 rend_t *srp;
2317
2318 if (R->selection.op && R->current_screen == R->selection.screen) {
2319 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2320 i = R->selection.beg.row + R->TermWin.saveLines;
2321 row = R->selection.end.row + R->TermWin.saveLines;
2322 if (i >= end_row)
2323 col = R->selection.beg.col;
2324 else {
2325 col = 0;
2326 i = end_row;
2327 }
2328 end_row += R->TermWin.nrow;
2329 for (; i < row && i < end_row; i++, col = 0)
2330 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2331#ifndef OPTION_HC
2332 srp[col] ^= RS_RVid;
2333#else
2334 srp[col] ^= RS_Blink;
2335#endif
2336 if (i == row && i < end_row)
2337 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2338#ifndef OPTION_HC
2339 srp[col] ^= RS_RVid;
2340#else
2341 srp[col] ^= RS_Blink;
2342#endif
2343 } 2577 }
2344} 2578}
2345 2579
2346/* ------------------------------------------------------------------------- */ 2580/* ------------------------------------------------------------------------- */
2347/* 2581/*
2348 * Dump the whole scrollback and screen to the passed filedescriptor. The 2582 * Dump the whole scrollback and screen to the passed filedescriptor. The
2349 * invoking routine must close the fd. 2583 * invoking routine must close the fd.
2350 */ 2584 */
2351#if 0 2585#if 0
2352/* EXTPROTO */
2353void 2586void
2354rxvt_scr_dump(pR_ int fd) 2587rxvt_term::scr_dump (int fd) NOTHROW
2355{ 2588{
2356 int row, wrote; 2589 int row, wrote;
2357 unsigned int width, towrite; 2590 unsigned int width, towrite;
2358 char r1[] = "\n"; 2591 char r1[] = "\n";
2359 2592
2360 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2593 for (row = saveLines - nsaved;
2361 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2594 row < saveLines + nrow - 1; row++)
2362 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2595 {
2363 : R->TermWin.ncol; 2596 width = row_buf[row].l >= 0 ? row_buf[row].l
2597 : ncol;
2364 for (towrite = width; towrite; towrite -= wrote) { 2598 for (towrite = width; towrite; towrite -= wrote)
2599 {
2365 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2600 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2366 towrite); 2601 towrite);
2367 if (wrote < 0) 2602 if (wrote < 0)
2368 return; /* XXX: death, no report */ 2603 return; /* XXX: death, no report */
2369 } 2604 }
2370 if (R->screen.tlen[row] >= 0) 2605 if (row_buf[row].l >= 0)
2371 if (write(fd, r1, 1) <= 0) 2606 if (write (fd, r1, 1) <= 0)
2372 return; /* XXX: death, no report */ 2607 return; /* XXX: death, no report */
2373 } 2608 }
2374} 2609}
2375#endif 2610#endif
2376 2611
2377/* ------------------------------------------------------------------------- * 2612/* ------------------------------------------------------------------------- *
2378 * CHARACTER SELECTION * 2613 * CHARACTER SELECTION *
2379 * ------------------------------------------------------------------------- */ 2614 * ------------------------------------------------------------------------- */
2380
2381/*
2382 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2383 */
2384/* EXTPROTO */
2385void 2615void
2386rxvt_selection_check(pR_ int check_more) 2616rxvt_term::selection_check (int check_more) NOTHROW
2387{ 2617{
2388 row_col_t pos; 2618 row_col_t pos;
2389 2619
2390 if (!R->selection.op) 2620 if (!selection.op)
2391 return; 2621 return;
2392 2622
2393 pos.row = pos.col = 0; 2623 pos.row = pos.col = 0;
2394 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2624 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2395 || (R->selection.beg.row >= R->TermWin.nrow) 2625 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2396 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2626 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2397 || (R->selection.mark.row >= R->TermWin.nrow)
2398 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2399 || (R->selection.end.row >= R->TermWin.nrow)
2400 || (check_more == 1 2627 || (check_more == 1
2401 && R->current_screen == R->selection.screen 2628 && current_screen == selection.screen
2402 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2629 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2403 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2630 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2404 || (check_more == 2 2631 || (check_more == 2
2405 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2632 && ROWCOL_IS_BEFORE (selection.beg, pos)
2406 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2633 && ROWCOL_IS_AFTER (selection.end, pos))
2407 || (check_more == 3 2634 || (check_more == 3
2408 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2635 && ROWCOL_IS_AFTER (selection.end, pos))
2409 || (check_more == 4 /* screen width change */ 2636 || (check_more == 4 /* screen width change */
2410 && (R->selection.beg.row != R->selection.end.row 2637 && (selection.beg.row != selection.end.row
2411 || R->selection.end.col > R->TermWin.ncol))) 2638 || selection.end.col > ncol)))
2412 CLEAR_SELECTION(R); 2639 CLEAR_SELECTION ();
2413} 2640}
2414 2641
2415/* ------------------------------------------------------------------------- */ 2642/* ------------------------------------------------------------------------- */
2416/* 2643/*
2417 * Paste a selection direct to the command fd 2644 * Paste a selection direct to the command fd
2418 */ 2645 */
2419/* INTPROTO */
2420void 2646void
2421rxvt_PasteIt (pR_ const unsigned char *data, unsigned int nitems) 2647rxvt_term::paste (char *data, unsigned int len) NOTHROW
2422{ 2648{
2423 unsigned int i, j, n;
2424 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2425
2426 /* convert normal newline chars into common keyboard Return key sequence */ 2649 /* convert normal newline chars into common keyboard Return key sequence */
2427 for (i = 0; i < nitems; i += PROP_SIZE) 2650 for (unsigned int i = 0; i < len; i++)
2428 { 2651 if (data[i] == C0_LF)
2429 n = min (nitems - i, PROP_SIZE); 2652 data[i] = C0_CR;
2430 MEMCPY (ds, data + i, n);
2431 for (j = 0; j < n; j++)
2432 if (ds[j] == '\n')
2433 ds[j] = '\r';
2434 R->tt_write (ds, (int)n);
2435 }
2436 2653
2437 free(ds); 2654 tt_write (data, len);
2438} 2655}
2439 2656
2440/* ------------------------------------------------------------------------- */ 2657/* ------------------------------------------------------------------------- */
2441/* 2658/*
2442 * Respond to a notification that a primary selection has been sent 2659 * Respond to a notification that a primary selection has been sent
2443 * EXT: SelectionNotify 2660 * EXT: SelectionNotify
2444 */ 2661 */
2445/* EXTPROTO */ 2662void
2446int
2447rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2663rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2448{ 2664{
2449 long nread = 0;
2450 unsigned long bytes_after;
2451 XTextProperty ct;
2452#ifdef MULTICHAR_SET
2453 int dummy_count;
2454 char **cl;
2455#endif
2456
2457 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2458
2459 if (prop == None) { /* check for failed XConvertSelection */ 2665 if (prop == None) /* check for failed XConvertSelection */
2460#ifdef MULTICHAR_SET 2666 {
2461 if ((R->selection_type & Sel_CompoundText)) { 2667 if ((selection_type & Sel_CompoundText))
2668 {
2462 int selnum = R->selection_type & Sel_whereMask; 2669 int selnum = selection_type & Sel_whereMask;
2463 2670
2464 R->selection_type = 0; 2671 selection_type = 0;
2465 if (selnum != Sel_direct) 2672 if (selnum != Sel_direct)
2466 rxvt_selection_request_other(aR_ XA_STRING, selnum); 2673 selection_request_other (XA_STRING, selnum);
2674 }
2675
2676 if ((selection_type & Sel_UTF8String))
2467 } 2677 {
2468#endif 2678 int selnum = selection_type & Sel_whereMask;
2679
2680 selection_type = Sel_CompoundText;
2681 if (selnum != Sel_direct)
2682 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2683 else
2684 selection_type = 0;
2685 }
2686
2469 return 0; 2687 return;
2688 }
2689
2690 unsigned long bytes_after;
2691 XTextProperty ct;
2692
2693 if (XGetWindowProperty (dpy, win, prop,
2694 0, PROP_SIZE / 4,
2695 delete_prop, AnyPropertyType,
2696 &ct.encoding, &ct.format,
2697 &ct.nitems, &bytes_after,
2698 &ct.value) != Success)
2470 } 2699 {
2471 for (;;) { 2700 ct.value = 0;
2472 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2701 goto bailout;
2473 (long)(PROP_SIZE / 4), delete_prop, 2702 }
2703
2704 if (ct.encoding == None)
2705 goto bailout;
2706
2707 if (bytes_after)
2708 {
2709 // fetch and append remaining data
2710 XTextProperty ct2;
2711
2712 if (XGetWindowProperty (dpy, win, prop,
2713 ct.nitems / 4, (bytes_after + 3) / 4,
2714 delete_prop, AnyPropertyType,
2474 AnyPropertyType, &ct.encoding, &ct.format, 2715 &ct2.encoding, &ct2.format,
2475 &ct.nitems, &bytes_after, 2716 &ct2.nitems, &bytes_after,
2476 &ct.value) != Success) 2717 &ct2.value) != Success)
2477 break; 2718 goto bailout;
2478 if (ct.encoding == 0) { 2719
2479 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2720 // realloc should be compatible to XFree, here, and elsewhere, too
2480 break; 2721 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2722 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2723 ct.nitems += ct2.nitems;
2724
2725 XFree (ct2.value);
2726 }
2727
2728 if (ct.value == 0)
2729 goto bailout;
2730
2731 if (ct.encoding == xa[XA_INCR])
2732 {
2733 // INCR selection, start handshake
2734 if (!delete_prop)
2735 XDeleteProperty (dpy, win, prop);
2736
2737 selection_wait = Sel_incr;
2738 incr_buf_fill = 0;
2739 incr_ev.start (10);
2740
2741 goto bailout;
2742 }
2743
2744 if (ct.nitems == 0)
2745 {
2746 if (selection_wait == Sel_incr)
2481 } 2747 {
2482 if (ct.value == NULL) { 2748 XFree (ct.value);
2483 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!")); 2749
2484 continue; 2750 // finally complete, now paste the whole thing
2751 selection_wait = Sel_normal;
2752 ct.value = (unsigned char *)incr_buf;
2753 ct.nitems = incr_buf_fill;
2754 incr_buf = 0;
2755 incr_buf_size = 0;
2756 incr_ev.stop ();
2757 }
2758 else
2485 } 2759 {
2486 if (ct.nitems == 0) {
2487 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2488 if (R->selection_wait == Sel_normal && nread == 0) { 2760 if (selection_wait == Sel_normal
2761 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2762 {
2489 /* 2763 /*
2490 * pass through again trying CUT_BUFFER0 if we've come from 2764 * pass through again trying CUT_BUFFER0 if we've come from
2491 * XConvertSelection() but nothing was presented 2765 * XConvertSelection () but nothing was presented
2492 */ 2766 */
2493 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2494 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2767 selection_paste (display->root, XA_CUT_BUFFER0, False);
2495 } 2768 }
2496 nread = -1; /* discount any previous stuff */ 2769
2497 break; 2770 goto bailout;
2771 }
2772 }
2773 else if (selection_wait == Sel_incr)
2774 {
2775 incr_ev.start (10);
2776
2777 while (incr_buf_fill + ct.nitems > incr_buf_size)
2498 } 2778 {
2499 nread += ct.nitems; 2779 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2500#ifdef MULTICHAR_SET 2780 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2781 }
2782
2783 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2784 incr_buf_fill += ct.nitems;
2785
2786 goto bailout;
2787 }
2788
2789 char **cl;
2790 int cr;
2791
2792#if !ENABLE_MINIMAL
2793 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2794 // so recode it manually
2795 if (ct.encoding == xa[XA_UTF8_STRING])
2796 {
2797 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2798 char *s = rxvt_wcstombs (w);
2799 free (w);
2800 // TODO: strlen == only the first element will be converted. well...
2801 paste (s, strlen (s));
2802 free (s);
2803 }
2804 else
2805#endif
2501 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl, 2806 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2502 &dummy_count) == Success && cl) { 2807 && cl)
2503 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0])); 2808 {
2809 for (int i = 0; i < cr; i++)
2810 paste (cl[i], strlen (cl[i]));
2811
2504 XFreeStringList(cl); 2812 XFreeStringList (cl);
2505 } else 2813 }
2506#endif 2814 else
2507 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems); 2815 paste ((char *)ct.value, ct.nitems); // paste raw
2508 if (bytes_after == 0) 2816
2509 break; 2817bailout:
2510 XFree(ct.value); 2818 XFree (ct.value);
2511 } 2819
2512 if (ct.value)
2513 XFree(ct.value);
2514 if (R->selection_wait == Sel_normal) 2820 if (selection_wait == Sel_normal)
2515 R->selection_wait = Sel_none; 2821 selection_wait = Sel_none;
2516 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2517 return (int)nread;
2518} 2822}
2519 2823
2520/*
2521 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2522 */
2523/* EXTPROTO */
2524void 2824void
2825rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2826{
2827 selection_wait = Sel_none;
2828
2829 incr_buf_size = 0;
2830 free (incr_buf);
2831
2832 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2833}
2834
2835void
2525rxvt_selection_property(pR_ Window win, Atom prop) 2836rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2526{ 2837{
2527 int reget_time = 0; 2838 if (prop == None || selection_wait != Sel_incr)
2528
2529 if (prop == None)
2530 return; 2839 return;
2531 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2532 if (R->selection_wait == Sel_normal) {
2533 int a, afmt;
2534 Atom atype;
2535 unsigned long bytes_after, nitems;
2536 unsigned char *s = NULL;
2537 2840
2538 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2841 selection_paste (win, prop, true);
2539 R->xa[XA_INCR], &atype, &afmt, &nitems,
2540 &bytes_after, &s);
2541 if (s)
2542 XFree(s);
2543 if (a != Success)
2544 return;
2545#ifndef __CYGWIN32__
2546 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2547 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2548 XDeleteProperty(R->Xdisplay, win, prop);
2549 XFlush(R->Xdisplay);
2550 reget_time = 1;
2551 R->selection_wait = Sel_incr;
2552 }
2553#endif
2554 } else if (R->selection_wait == Sel_incr) {
2555 reget_time = 1;
2556 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2557 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2558 R->selection_wait = Sel_none;
2559 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2560 }
2561 }
2562 if (reget_time) { /* received more data so reget time */
2563 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2564 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2565 }
2566} 2842}
2843
2567/* ------------------------------------------------------------------------- */ 2844/* ------------------------------------------------------------------------- */
2568/* 2845/*
2569 * Request the current selection: 2846 * Request the current selection:
2570 * Order: > internal selection if available 2847 * Order: > internal selection if available
2571 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2848 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2572 * > CUT_BUFFER0 2849 * > CUT_BUFFER0
2573 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2850 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2574 * will auto fallback to CUT_BUFFER0 2851 * will auto fallback to CUT_BUFFER0
2575 * EXT: button 2 release 2852 * EXT: button 2 release
2576 */ 2853 */
2577/* EXTPROTO */
2578void 2854void
2579rxvt_selection_request(pR_ Time tm, int x, int y) 2855rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2580{ 2856{
2581 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2857 if (selection.text && selnum == Sel_Primary)
2582 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2858 {
2583 return; /* outside window */ 2859 /* internal selection */
2584 2860 char *str = rxvt_wcstombs (selection.text, selection.len);
2585 if (R->selection.text != NULL) { /* internal selection */ 2861 paste (str, strlen (str));
2586 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2862 free (str);
2587 rxvt_PasteIt(aR_ R->selection.text, R->selection.len);
2588 return; 2863 return;
2589 } else { 2864 }
2590 int i; 2865 else
2591 2866 {
2592 R->selection_request_time = tm; 2867 selection_request_time = tm;
2593 R->selection_wait = Sel_normal; 2868 selection_wait = Sel_normal;
2594 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2869
2595#ifdef MULTICHAR_SET 2870#if X_HAVE_UTF8_STRING
2596 R->selection_type = Sel_CompoundText; 2871 selection_type = Sel_UTF8String;
2872 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2873 return;
2597#else 2874#else
2598 R->selection_type = 0; 2875 selection_type = Sel_CompoundText;
2876 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2877 return;
2599#endif 2878#endif
2600 if (rxvt_selection_request_other(aR_
2601#ifdef MULTICHAR_SET
2602 R->xa[XA_COMPOUND_TEXT],
2603#else
2604 XA_STRING,
2605#endif
2606 i))
2607 return;
2608 }
2609 } 2879 }
2880
2610 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2881 selection_wait = Sel_none; /* don't loop in selection_paste () */
2611 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2612 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2882 selection_paste (display->root, XA_CUT_BUFFER0, false);
2613} 2883}
2614 2884
2615/* INTPROTO */
2616int 2885int
2617rxvt_selection_request_other(pR_ Atom target, int selnum) 2886rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2618{ 2887{
2619 Atom sel; 2888 Atom sel;
2620#ifdef DEBUG_SELECT
2621 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2622#endif
2623 2889
2624 R->selection_type |= selnum; 2890 selection_type |= selnum;
2891
2625 if (selnum == Sel_Primary) 2892 if (selnum == Sel_Primary)
2626 sel = XA_PRIMARY; 2893 sel = XA_PRIMARY;
2627 else if (selnum == Sel_Secondary) 2894 else if (selnum == Sel_Secondary)
2628 sel = XA_SECONDARY; 2895 sel = XA_SECONDARY;
2629 else 2896 else
2630 sel = R->xa[XA_CLIPBOARD]; 2897 sel = xa[XA_CLIPBOARD];
2898
2631 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2899 if (XGetSelectionOwner (dpy, sel) != None)
2632 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2900 {
2633 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2901 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2634 R->TermWin.vt, R->selection_request_time); 2902 vt, selection_request_time);
2635 return 1; 2903 return 1;
2636 } 2904 }
2905
2637 return 0; 2906 return 0;
2638} 2907}
2639 2908
2640/* ------------------------------------------------------------------------- */ 2909/* ------------------------------------------------------------------------- */
2641/* 2910/*
2642 * Clear all selected text 2911 * Clear all selected text
2643 * EXT: SelectionClear 2912 * EXT: SelectionClear
2644 */ 2913 */
2645/* EXTPROTO */
2646void 2914void
2647rxvt_selection_clear(pR) 2915rxvt_term::selection_clear () NOTHROW
2648{ 2916{
2649 D_SELECT((stderr, "rxvt_selection_clear()"));
2650
2651 R->want_refresh = 1; 2917 want_refresh = 1;
2652 if (R->selection.text)
2653 free(R->selection.text); 2918 free (selection.text);
2654 R->selection.text = NULL; 2919 selection.text = NULL;
2655 R->selection.len = 0; 2920 selection.len = 0;
2656 CLEAR_SELECTION(R); 2921 CLEAR_SELECTION ();
2922
2923 if (display->selection_owner == this)
2924 display->selection_owner = 0;
2657} 2925}
2658 2926
2659/* ------------------------------------------------------------------------- */ 2927/* ------------------------------------------------------------------------- */
2660/* 2928/*
2661 * Copy a selection into the cut buffer 2929 * Copy a selection into the cut buffer
2662 * EXT: button 1 or 3 release 2930 * EXT: button 1 or 3 release
2663 */ 2931 */
2664/* EXTPROTO */
2665void 2932void
2666rxvt_selection_make(pR_ Time tm) 2933rxvt_term::selection_make (Time tm)
2667{ 2934{
2668 int i, col, end_col, row, end_row; 2935 int i;
2669 unsigned char *new_selection_text; 2936 wchar_t *new_selection_text;
2670 char *str; 2937 text_t *t;
2671 text_t *t;
2672#ifdef ACS_ASCII
2673 rend_t *re;
2674#endif
2675 2938
2676 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2677 switch (R->selection.op) { 2939 switch (selection.op)
2940 {
2678 case SELECTION_CONT: 2941 case SELECTION_CONT:
2679 break; 2942 break;
2680 case SELECTION_INIT: 2943 case SELECTION_INIT:
2681 CLEAR_SELECTION(R); 2944 CLEAR_SELECTION ();
2682 /* FALLTHROUGH */ 2945 /* FALLTHROUGH */
2683 case SELECTION_BEGIN: 2946 case SELECTION_BEGIN:
2684 R->selection.op = SELECTION_DONE; 2947 selection.op = SELECTION_DONE;
2685 /* FALLTHROUGH */ 2948 /* FALLTHROUGH */
2686 default: 2949 default:
2687 return; 2950 return;
2688 } 2951 }
2952
2689 R->selection.op = SELECTION_DONE; 2953 selection.op = SELECTION_DONE;
2690 2954
2691 if (R->selection.clicks == 4) 2955 if (selection.clicks == 4)
2692 return; /* nothing selected, go away */ 2956 return; /* nothing selected, go away */
2693 2957
2958 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2959 return;
2960
2694 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2961 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2695 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2962 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2696 2963
2697 new_selection_text = (unsigned char *)str; 2964 int ofs = 0;
2965 int extra = 0;
2698 2966
2699 col = R->selection.beg.col; 2967 int col = selection.beg.col;
2700 MAX_IT(col, 0); 2968 int row = selection.beg.row;
2701 row = R->selection.beg.row + R->TermWin.saveLines;
2702 end_row = R->selection.end.row + R->TermWin.saveLines;
2703 2969
2970 int end_col;
2971
2704 for (; row <= end_row; row++, col = 0) 2972 for (; row <= selection.end.row; row++, col = 0)
2973 {
2974#if !ENABLE_MINIMAL
2975 if (selection.rect)
2705 { 2976 {
2706 t = &(R->screen.text[row][col]); 2977 col = selection.beg.col;
2707
2708 end_col = R->screen.tlen[row];
2709
2710 if (end_col == -1)
2711 end_col = R->TermWin.ncol; 2978 end_col = ncol + 1;
2979 }
2980 else
2981#endif
2982 end_col = ROW(row).l;
2712 2983
2984 col = max (col, 0);
2985
2713 if (row == end_row) 2986 if (row == selection.end.row
2987#if !ENABLE_MINIMAL
2988 || selection.rect
2989#endif
2990 )
2714 MIN_IT (end_col, R->selection.end.col); 2991 min_it (end_col, selection.end.col);
2715 2992
2993 t = ROW(row).t + col;
2994
2716 for (; col < end_col; col++) 2995 for (; col < end_col; col++)
2996 {
2717 if (*t == NOCHAR) 2997 if (*t == NOCHAR)
2718 t++; 2998 t++;
2999#if ENABLE_COMBINING
3000 else if (IS_COMPOSE (*t))
3001 {
3002 int len = rxvt_composite.expand (*t, 0);
3003
3004 extra -= (len - 1);
3005
3006 if (extra < 0)
3007 {
3008 extra += i;
3009 i += i;
3010 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3011 }
3012
3013 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3014 }
3015#endif
2719 else 3016 else
2720 { 3017 new_selection_text[ofs++] = *t++;
2721 int len = wctomb (str, *t++);
2722 if (len > 0)
2723 str += len;
2724 }
2725
2726 if (R->screen.tlen[row] != -1 && row != end_row)
2727 *str++ = '\n';
2728 } 3018 }
2729 3019
2730#ifndef NO_OLD_SELECTION 3020#if !ENABLE_MINIMAL
2731 if (R->selection_style == OLD_SELECT) 3021 if (selection.rect)
2732 if (end_col == R->TermWin.ncol) 3022 {
2733 *str++ = '\n'; 3023 while (ofs
3024 && new_selection_text[ofs - 1] != C0_LF
3025 && unicode::is_space (new_selection_text[ofs - 1]))
3026 --ofs;
3027
3028 new_selection_text[ofs++] = C0_LF;
3029 }
3030 else
2734#endif 3031#endif
2735#ifndef NO_NEW_SELECTION 3032 if (!ROW(row).is_longer () && row != selection.end.row)
2736 if (R->selection_style != OLD_SELECT) 3033 new_selection_text[ofs++] = C0_LF;
3034 }
3035
2737 if (end_col != R->selection.end.col) 3036 if (end_col != selection.end.col)
2738 *str++ = '\n'; 3037 new_selection_text[ofs++] = C0_LF;
2739#endif
2740 *str = '\0';
2741 3038
2742 i = str - (char *)new_selection_text; 3039 new_selection_text[ofs] = 0;
3040
2743 if (i == 0) 3041 if (ofs == 0)
2744 { 3042 {
2745 free (new_selection_text); 3043 free (new_selection_text);
2746 return; 3044 return;
2747 } 3045 }
2748 3046
2749 // due to MB_MAX_CUR, selection wastage is usually high
2750 if (str - (char *)new_selection_text > 1024)
2751 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2752
2753 R->selection.len = i;
2754 if (R->selection.text)
2755 free (R->selection.text); 3047 free (selection.text);
2756 3048
2757 R->selection.text = new_selection_text; 3049 // we usually allocate much more than necessary, so realloc it smaller again
3050 selection.len = ofs;
3051 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2758 3052
2759 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3053 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2760 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3054 return;
2761 rxvt_print_error("can't get primary selection"); 3055
2762 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3056 selection_grab (tm);
2763 PropModeReplace, R->selection.text, (int)R->selection.len); 3057}
3058
3059bool
3060rxvt_term::selection_grab (Time tm) NOTHROW
3061{
2764 R->selection_time = tm; 3062 selection_time = tm;
2765 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3063
3064 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3065 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3066 {
3067 display->set_selection_owner (this);
3068 return true;
3069 }
3070 else
3071 {
3072 selection_clear ();
3073 return false;
3074 }
3075
3076#if 0
3077 XTextProperty ct;
3078
3079 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3080 {
3081 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3082 XFree (ct.value);
3083 }
3084#endif
2766} 3085}
2767 3086
2768/* ------------------------------------------------------------------------- */ 3087/* ------------------------------------------------------------------------- */
2769/* 3088/*
2770 * Mark or select text based upon number of clicks: 1, 2, or 3 3089 * Mark or select text based upon number of clicks: 1, 2, or 3
2771 * EXT: button 1 press 3090 * EXT: button 1 press
2772 */ 3091 */
2773/* EXTPROTO */
2774void 3092void
2775rxvt_selection_click(pR_ int clicks, int x, int y) 3093rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2776{ 3094{
2777 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2778
2779 clicks = ((clicks - 1) % 3) + 1; 3095 clicks = ((clicks - 1) % 3) + 1;
2780 R->selection.clicks = clicks; /* save clicks so extend will work */ 3096 selection.clicks = clicks; /* save clicks so extend will work */
2781 3097
3098 if (clicks == 2 && !selection.rect
3099 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3100 {
3101 MEvent.clicks = 1; // what a mess
3102 selection.screen = current_screen;
3103 selection.op = SELECTION_CONT;
3104 return;
3105 }
3106
2782 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3107 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3108
2783 if (clicks == 2 || clicks == 3) 3109 if (clicks == 2 || clicks == 3)
2784 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3110 selection_extend_colrow (selection.mark.col,
2785 R->selection.mark.row 3111 selection.mark.row - view_start,
2786 + R->TermWin.view_start,
2787 0, /* button 3 */ 3112 0, /* button 3 */
2788 1, /* button press */ 3113 1, /* button press */
2789 0); /* click change */ 3114 0); /* click change */
2790} 3115}
2791 3116
2792/* ------------------------------------------------------------------------- */ 3117/* ------------------------------------------------------------------------- */
2793/* 3118/*
2794 * Mark a selection at the specified col/row 3119 * Mark a selection at the specified col/row
2795 */ 3120 */
2796/* INTPROTO */
2797void 3121void
2798rxvt_selection_start_colrow(pR_ int col, int row) 3122rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2799{ 3123{
2800 R->want_refresh = 1; 3124 want_refresh = 1;
3125
3126 selection.mark.row = row + view_start;
2801 R->selection.mark.col = col; 3127 selection.mark.col = col;
2802 R->selection.mark.row = row - R->TermWin.view_start; 3128
2803 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3129 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2804 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3130 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3131
3132 while (selection.mark.col > 0
3133 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2805 MAX_IT(R->selection.mark.col, 0); 3134 --selection.mark.col;
2806 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2807 3135
2808 if (R->selection.op) { /* clear the old selection */ 3136 if (selection.op)
3137 {
3138 /* clear the old selection */
2809 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3139 selection.beg.row = selection.end.row = selection.mark.row;
2810 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3140 selection.beg.col = selection.end.col = selection.mark.col;
2811 } 3141 }
3142
2812 R->selection.op = SELECTION_INIT; 3143 selection.op = SELECTION_INIT;
2813 R->selection.screen = R->current_screen; 3144 selection.screen = current_screen;
2814} 3145}
2815 3146
2816/* ------------------------------------------------------------------------- */ 3147/* ------------------------------------------------------------------------- */
2817/* 3148/*
2818 * Word select: select text for 2 clicks 3149 * Word select: select text for 2 clicks
2819 * We now only find out the boundary in one direction 3150 * We now only find out the boundary in one direction
2820 */ 3151 */
2821 3152
2822/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3153/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2823#define DELIMIT_TEXT(x) \ 3154#define DELIMIT_TEXT(x) \
2824 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3155 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2825#ifdef MULTICHAR_SET
2826# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2827#else
2828# define DELIMIT_REND(x) 1 3156#define DELIMIT_REND(x) 1
2829#endif
2830 3157
2831/* INTPROTO */
2832void 3158void
2833rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3159rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2834{ 3160{
2835 int col, row, dirnadd, tcol, trow, w1, w2; 3161 int col, row, dirnadd, tcol, trow, w1, w2;
2836 row_col_t bound; 3162 row_col_t bound;
2837 text_t *stp; 3163 text_t *stp;
2838 rend_t *srp; 3164 rend_t *srp;
2839 3165
2840 if (dirn == UP) { 3166 if (dirn == UP)
2841 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3167 {
3168 bound.row = top_row - 1;
2842 bound.col = 0; 3169 bound.col = 0;
2843 dirnadd = -1; 3170 dirnadd = -1;
2844 } else { 3171 }
2845 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3172 else
3173 {
3174 bound.row = nrow;
2846 bound.col = R->TermWin.ncol - 1; 3175 bound.col = ncol - 1;
2847 dirnadd = 1; 3176 dirnadd = 1;
2848 } 3177 }
2849 row = mark->row + R->TermWin.saveLines; 3178
3179 row = mark->row;
2850 col = mark->col; 3180 col = max (mark->col, 0);
2851 MAX_IT(col, 0); 3181
2852/* find the edge of a word */ 3182 /* find the edge of a word */
2853 stp = &(R->screen.text[row][col]); 3183 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2854 w1 = DELIMIT_TEXT(*stp); 3184 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2855 3185
2856 if (R->selection_style != NEW_SELECT) { 3186 for (;;)
2857 if (w1 == 1) { 3187 {
3188 for (; col != bound.col; col += dirnadd)
3189 {
2858 stp += dirnadd; 3190 stp += dirnadd;
2859 if (DELIMIT_TEXT(*stp) == 1)
2860 goto Old_Word_Selection_You_Die;
2861 col += dirnadd;
2862 }
2863 w1 = 0;
2864 }
2865 srp = (&R->screen.rend[row][col]);
2866 w2 = DELIMIT_REND(*srp);
2867
2868 for (;;) {
2869 for (; col != bound.col; col += dirnadd) {
2870 stp += dirnadd; 3191 srp += dirnadd;
3192
3193 if (*stp == NOCHAR)
3194 continue;
3195
2871 if (DELIMIT_TEXT(*stp) != w1) 3196 if (DELIMIT_TEXT (*stp) != w1)
3197 break;
3198 if (DELIMIT_REND (*srp) != w2)
3199 break;
3200 }
3201
3202 if ((col == bound.col) && (row != bound.row))
3203 {
3204 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3205 {
3206 trow = row + dirnadd;
3207 tcol = dirn == UP ? ncol - 1 : 0;
3208
3209 if (!ROW(trow).t)
2872 break; 3210 break;
2873 srp += dirnadd; 3211
2874 if (DELIMIT_REND(*srp) != w2) 3212 stp = ROW(trow).t + tcol;
3213 srp = ROW(trow).r + tcol;
3214
3215 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2875 break; 3216 break;
2876 } 3217
2877 if ((col == bound.col) && (row != bound.row)) {
2878 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2879 trow = row + dirnadd;
2880 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2881 if (R->screen.text[trow] == NULL)
2882 break;
2883 stp = &(R->screen.text[trow][tcol]);
2884 srp = &(R->screen.rend[trow][tcol]);
2885 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2886 break;
2887 row = trow; 3218 row = trow;
2888 col = tcol; 3219 col = tcol;
2889 continue; 3220 continue;
2890 } 3221 }
2891 } 3222 }
2892 break; 3223 break;
2893 } 3224 }
2894 Old_Word_Selection_You_Die:
2895 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));
2896 3225
2897 if (dirn == DN) 3226 if (dirn == DN)
2898 col++; /* put us on one past the end */ 3227 col++; /* put us on one past the end */
2899 3228
2900/* Poke the values back in */ 3229 /* Poke the values back in */
2901 ret->row = row - R->TermWin.saveLines; 3230 ret->row = row;
2902 ret->col = col; 3231 ret->col = col;
2903} 3232}
2904 3233
2905/* ------------------------------------------------------------------------- */ 3234/* ------------------------------------------------------------------------- */
2906/* 3235/*
2907 * Extend the selection to the specified x/y pixel location 3236 * Extend the selection to the specified x/y pixel location
2908 * EXT: button 3 press; button 1 or 3 drag 3237 * EXT: button 3 press; button 1 or 3 drag
2909 * flag == 0 ==> button 1 3238 * flag == 0 ==> button 1
2910 * flag == 1 ==> button 3 press 3239 * flag == 1 ==> button 3 press
2911 * flag == 2 ==> button 3 motion 3240 * flag == 2 ==> button 3 motion
2912 */ 3241 */
2913/* EXTPROTO */
2914void 3242void
2915rxvt_selection_extend(pR_ int x, int y, int flag) 3243rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2916{ 3244{
2917 int col, row; 3245 int col = clamp (Pixel2Col (x), 0, ncol);
3246 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2918 3247
2919 col = Pixel2Col(x); 3248 /*
2920 row = Pixel2Row(y);
2921 MAX_IT(row, 0);
2922 MIN_IT(row, (int)R->TermWin.nrow - 1);
2923 MAX_IT(col, 0);
2924 MIN_IT(col, (int)R->TermWin.ncol);
2925#ifndef NO_NEW_SELECTION
2926/*
2927 * If we're selecting characters (single click) then we must check first 3249 * If we're selecting characters (single click) then we must check first
2928 * if we are at the same place as the original mark. If we are then 3250 * if we are at the same place as the original mark. If we are then
2929 * select nothing. Otherwise, if we're to the right of the mark, you have to 3251 * select nothing. Otherwise, if we're to the right of the mark, you have to
2930 * be _past_ a character for it to be selected. 3252 * be _past_ a character for it to be selected.
2931 */ 3253 */
2932 if (R->selection_style != OLD_SELECT) {
2933 if (((R->selection.clicks % 3) == 1) && !flag 3254 if (((selection.clicks % 3) == 1) && !flag
2934 && (col == R->selection.mark.col 3255 && (col == selection.mark.col
2935 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3256 && (row == selection.mark.row - view_start)))
3257 {
2936 /* select nothing */ 3258 /* select nothing */
2937 R->selection.beg.row = R->selection.end.row = 0; 3259 selection.beg.row = selection.end.row = 0;
2938 R->selection.beg.col = R->selection.end.col = 0; 3260 selection.beg.col = selection.end.col = 0;
2939 R->selection.clicks = 4; 3261 selection.clicks = 4;
2940 R->want_refresh = 1; 3262 want_refresh = 1;
2941 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2942 return; 3263 return;
2943 }
2944 } 3264 }
2945#endif 3265
2946 if (R->selection.clicks == 4) 3266 if (selection.clicks == 4)
2947 R->selection.clicks = 1; 3267 selection.clicks = 1;
3268
2948 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3269 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2949 flag == 1 ? 1 : 0, /* ? button press */ 3270 flag == 1 ? 1 : 0, /* ? button press */
2950 0); /* no click change */ 3271 0); /* no click change */
2951} 3272}
2952 3273
2953/* ------------------------------------------------------------------------- */ 3274/* ------------------------------------------------------------------------- */
2954/* 3275/*
2955 * Extend the selection to the specified col/row 3276 * Extend the selection to the specified col/row
2956 */ 3277 */
2957/* INTPROTO */
2958void 3278void
2959rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3279rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2960{ 3280{
2961 int16_t ncol = R->TermWin.ncol;
2962 int end_col;
2963 row_col_t pos; 3281 row_col_t pos;
2964 enum { 3282 enum {
2965 LEFT, RIGHT 3283 LEFT, RIGHT
2966 } closeto = RIGHT; 3284 } closeto = RIGHT;
2967 3285
2968 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));
2969 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));
2970
2971 R->want_refresh = 1; 3286 want_refresh = 1;
3287
2972 switch (R->selection.op) { 3288 switch (selection.op)
3289 {
2973 case SELECTION_INIT: 3290 case SELECTION_INIT:
2974 CLEAR_SELECTION(R); 3291 CLEAR_SELECTION ();
2975 R->selection.op = SELECTION_BEGIN; 3292 selection.op = SELECTION_BEGIN;
2976 /* FALLTHROUGH */ 3293 /* FALLTHROUGH */
2977 case SELECTION_BEGIN: 3294 case SELECTION_BEGIN:
2978 if (row != R->selection.mark.row || col != R->selection.mark.col 3295 if (row != selection.mark.row || col != selection.mark.col
2979 || (!button3 && buttonpress)) 3296 || (!button3 && buttonpress))
2980 R->selection.op = SELECTION_CONT; 3297 selection.op = SELECTION_CONT;
2981 break; 3298 break;
2982 case SELECTION_DONE: 3299 case SELECTION_DONE:
2983 R->selection.op = SELECTION_CONT; 3300 selection.op = SELECTION_CONT;
2984 /* FALLTHROUGH */ 3301 /* FALLTHROUGH */
2985 case SELECTION_CONT: 3302 case SELECTION_CONT:
2986 break; 3303 break;
2987 case SELECTION_CLEAR: 3304 case SELECTION_CLEAR:
2988 rxvt_selection_start_colrow(aR_ col, row); 3305 selection_start_colrow (col, row);
2989 /* FALLTHROUGH */ 3306 /* FALLTHROUGH */
2990 default: 3307 default:
2991 return; 3308 return;
2992 } 3309 }
3310
2993 if (R->selection.beg.col == R->selection.end.col 3311 if (selection.beg.col == selection.end.col
2994 && R->selection.beg.col != R->selection.mark.col 3312 && selection.beg.col != selection.mark.col
2995 && R->selection.beg.row == R->selection.end.row 3313 && selection.beg.row == selection.end.row
2996 && R->selection.beg.row != R->selection.mark.row) { 3314 && selection.beg.row != selection.mark.row)
3315 {
2997 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3316 selection.beg.col = selection.end.col = selection.mark.col;
2998 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3317 selection.beg.row = selection.end.row = selection.mark.row;
2999 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));
3000 } 3318 }
3001 3319
3002 pos.col = col; 3320 pos.col = col;
3003 pos.row = row; 3321 pos.row = view_start + row;
3004 3322
3005 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3323 /*
3006 3324 * This is mainly xterm style selection with a couple of differences, mainly
3007#ifndef NO_OLD_SELECTION 3325 * in the way button3 drag extension works.
3008/* 3326 * We're either doing: button1 drag; button3 press; or button3 drag
3009 * This mimics some of the selection behaviour of version 2.20 and before. 3327 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3010 * There are no ``selection modes'', button3 is always character extension. 3328 * is always at the left/right edge of the selection.
3011 * Note: button3 drag is always available, c.f. v2.20 3329 * b) button3 press: extend/contract character/word/line at whichever edge of
3012 * Selection always terminates (left or right as appropriate) at the mark. 3330 * the selection we are closest to.
3331 * c) button3 drag : extend/contract character/word/line - we select around
3332 * a point/word/line which is either the start or end of the selection
3333 * and it was decided by whichever point/word/line was `fixed' at the
3334 * time of the most recent button3 press
3013 */ 3335 */
3014 if (R->selection_style == OLD_SELECT) { 3336 if (button3 && buttonpress)
3015 if (R->selection.clicks == 1 || button3) { 3337 {
3016 if (R->hate_those_clicks) { 3338 /* button3 press */
3017 R->hate_those_clicks = 0; 3339 /*
3018 if (R->selection.clicks == 1) { 3340 * first determine which edge of the selection we are closest to
3019 R->selection.beg.row = R->selection.mark.row; 3341 */
3020 R->selection.beg.col = R->selection.mark.col; 3342 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3021 } else { 3343 || (!ROWCOL_IS_AFTER (pos, selection.end)
3344 && (((pos.col - selection.beg.col)
3345 + ((pos.row - selection.beg.row) * ncol))
3346 < ((selection.end.col - pos.col)
3347 + ((selection.end.row - pos.row) * ncol)))))
3348 closeto = LEFT;
3349
3350 if (closeto == LEFT)
3351 {
3352 selection.beg.row = pos.row;
3353 selection.beg.col = pos.col;
3354 selection.mark.row = selection.end.row;
3355 selection.mark.col = selection.end.col - (selection.clicks == 2);
3356 }
3357 else
3358 {
3359 selection.end.row = pos.row;
3360 selection.end.col = pos.col;
3022 R->selection.mark.row = R->selection.beg.row; 3361 selection.mark.row = selection.beg.row;
3023 R->selection.mark.col = R->selection.beg.col; 3362 selection.mark.col = selection.beg.col;
3363 }
3364 }
3365 else
3366 {
3367 /* button1 drag or button3 drag */
3368 if (ROWCOL_IS_AFTER (selection.mark, pos))
3369 {
3370 if (selection.mark.row == selection.end.row
3371 && selection.mark.col == selection.end.col
3372 && clickchange
3373 && selection.clicks == 2)
3374 selection.mark.col--;
3375
3376 selection.beg.row = pos.row;
3377 selection.beg.col = pos.col;
3378 selection.end.row = selection.mark.row;
3379 selection.end.col = selection.mark.col + (selection.clicks == 2);
3380 }
3381 else
3382 {
3383 selection.beg.row = selection.mark.row;
3384 selection.beg.col = selection.mark.col;
3385 selection.end.row = pos.row;
3386 selection.end.col = pos.col;
3387 }
3388 }
3389
3390 if (selection.clicks == 1)
3391 {
3392 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3393 && !ROW(selection.beg.row).is_longer ()
3394#if !ENABLE_MINIMAL
3395 && !selection.rect
3396#endif
3397 )
3398 selection.beg.col = ncol;
3399
3400 if (
3401 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3402 && !ROW(selection.end.row).is_longer ()
3403#if !ENABLE_MINIMAL
3404 && !selection.rect
3405#endif
3406 )
3407 selection.end.col = ncol;
3408 }
3409 else if (selection.clicks == 2)
3410 {
3411 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3412 selection.end.col--;
3413
3414 selection_delimit_word (UP, &selection.beg, &selection.beg);
3415 selection_delimit_word (DN, &selection.end, &selection.end);
3416 }
3417 else if (selection.clicks == 3)
3418 {
3419#if ENABLE_FRILLS
3420 if (option (Opt_tripleclickwords))
3421 {
3422 selection_delimit_word (UP, &selection.beg, &selection.beg);
3423
3424 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3425 {
3426 if (!ROW(end_row).is_longer ())
3427 {
3428 selection.end.row = end_row;
3429 selection.end.col = ROW(end_row).l;
3430# if !ENABLE_MINIMAL
3431 selection_remove_trailing_spaces ();
3432# endif
3433 break;
3024 } 3434 }
3025 } 3435 }
3026 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3027 R->selection.end.row = R->selection.mark.row;
3028 R->selection.end.col = R->selection.mark.col + 1;
3029 R->selection.beg.row = pos.row;
3030 R->selection.beg.col = pos.col;
3031 } else {
3032 R->selection.beg.row = R->selection.mark.row;
3033 R->selection.beg.col = R->selection.mark.col;
3034 R->selection.end.row = pos.row;
3035 R->selection.end.col = pos.col + 1;
3036 } 3436 }
3037 } else if (R->selection.clicks == 2) { 3437 else
3038 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3438#endif
3039 &(R->selection.beg)); 3439 {
3040 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3440 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3041 &(R->selection.end)); 3441 selection.mark.col++;
3042 R->hate_those_clicks = 1; 3442
3043 } else if (R->selection.clicks == 3) {
3044 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3045 R->selection.beg.col = 0; 3443 selection.beg.col = 0;
3046 R->selection.end.col = ncol; 3444 selection.end.col = ncol;
3047 R->hate_those_clicks = 1; 3445
3048 } 3446 // select a complete logical line
3049 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)); 3447 while (selection.beg.row > -saveLines
3050 return; 3448 && ROW(selection.beg.row - 1).is_longer ())
3051 } 3449 selection.beg.row--;
3052#endif /* ! NO_OLD_SELECTION */ 3450
3053#ifndef NO_NEW_SELECTION 3451 while (selection.end.row < nrow
3054/* selection_style must not be OLD_SELECT to get here */ 3452 && ROW(selection.end.row).is_longer ())
3055/* 3453 selection.end.row++;
3056 * This is mainly xterm style selection with a couple of differences, mainly
3057 * in the way button3 drag extension works.
3058 * We're either doing: button1 drag; button3 press; or button3 drag
3059 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3060 * is always at the left/right edge of the R->selection.
3061 * b) button3 press: extend/contract character/word/line at whichever edge of
3062 * the selection we are closest to.
3063 * c) button3 drag : extend/contract character/word/line - we select around
3064 * a point/word/line which is either the start or end of the selection
3065 * and it was decided by whichever point/word/line was `fixed' at the
3066 * time of the most recent button3 press
3067 */
3068 if (button3 && buttonpress) { /* button3 press */
3069 /* 3454 }
3070 * first determine which edge of the selection we are closest to 3455 }
3071 */ 3456
3072 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3457 if (button3 && buttonpress)
3073 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3458 {
3074 && (((pos.col - R->selection.beg.col) 3459 /* mark may need to be changed */
3075 + ((pos.row - R->selection.beg.row) * ncol))
3076 < ((R->selection.end.col - pos.col)
3077 + ((R->selection.end.row - pos.row) * ncol)))))
3078 closeto = LEFT;
3079 if (closeto == LEFT) { 3460 if (closeto == LEFT)
3080 R->selection.beg.row = pos.row; 3461 {
3081 R->selection.beg.col = pos.col;
3082 R->selection.mark.row = R->selection.end.row; 3462 selection.mark.row = selection.end.row;
3083 R->selection.mark.col = R->selection.end.col 3463 selection.mark.col = selection.end.col - (selection.clicks == 2);
3084 - (R->selection.clicks == 2); 3464 }
3085 } else { 3465 else
3086 R->selection.end.row = pos.row; 3466 {
3087 R->selection.end.col = pos.col;
3088 R->selection.mark.row = R->selection.beg.row; 3467 selection.mark.row = selection.beg.row;
3089 R->selection.mark.col = R->selection.beg.col; 3468 selection.mark.col = selection.beg.col;
3090 }
3091 } else { /* button1 drag or button3 drag */
3092 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3093 if ((R->selection.mark.row == R->selection.end.row)
3094 && (R->selection.mark.col == R->selection.end.col)
3095 && clickchange && R->selection.clicks == 2)
3096 R->selection.mark.col--;
3097 R->selection.beg.row = pos.row;
3098 R->selection.beg.col = pos.col;
3099 R->selection.end.row = R->selection.mark.row;
3100 R->selection.end.col = R->selection.mark.col
3101 + (R->selection.clicks == 2);
3102 } else {
3103 R->selection.beg.row = R->selection.mark.row;
3104 R->selection.beg.col = R->selection.mark.col;
3105 R->selection.end.row = pos.row;
3106 R->selection.end.col = pos.col;
3107 }
3108 }
3109
3110 if (R->selection.clicks == 1) {
3111 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3112 if (end_col != -1 && R->selection.beg.col > end_col) {
3113#if 1
3114 R->selection.beg.col = ncol;
3115#else
3116 if (R->selection.beg.row != R->selection.end.row)
3117 R->selection.beg.col = ncol;
3118 else
3119 R->selection.beg.col = R->selection.mark.col;
3120#endif
3121 }
3122 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3123 if (end_col != -1 && R->selection.end.col > end_col)
3124 R->selection.end.col = ncol;
3125
3126 } else if (R->selection.clicks == 2) {
3127 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3128 R->selection.end.col--;
3129 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3130 &(R->selection.beg));
3131 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3132 &(R->selection.end));
3133 } else if (R->selection.clicks == 3) {
3134#ifndef NO_FRILLS
3135 if ((R->Options & Opt_tripleclickwords)) {
3136 int end_row;
3137
3138 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3139 &(R->selection.beg));
3140 end_row = R->screen.tlen[R->selection.mark.row
3141 + R->TermWin.saveLines];
3142 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3143 end_row++) {
3144 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3145 if (end_col != -1) {
3146 R->selection.end.row = end_row;
3147 R->selection.end.col = end_col;
3148 rxvt_selection_remove_trailing_spaces(aR);
3149 break;
3150 }
3151 }
3152 } else
3153#endif
3154 { 3469 }
3155 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3156 R->selection.mark.col++;
3157 R->selection.beg.col = 0;
3158 R->selection.end.col = ncol;
3159 }
3160 } 3470 }
3161 if (button3 && buttonpress) { /* mark may need to be changed */
3162 if (closeto == LEFT) {
3163 R->selection.mark.row = R->selection.end.row;
3164 R->selection.mark.col = R->selection.end.col
3165 - (R->selection.clicks == 2);
3166 } else {
3167 R->selection.mark.row = R->selection.beg.row;
3168 R->selection.mark.col = R->selection.beg.col;
3169 }
3170 }
3171 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));
3172#endif /* ! NO_NEW_SELECTION */
3173}
3174 3471
3175#ifndef NO_FRILLS 3472#if !ENABLE_MINIMAL
3176/* INTPROTO */ 3473 if (selection.rect && selection.beg.col > selection.end.col)
3474 ::swap (selection.beg.col, selection.end.col);
3475#endif
3476}
3477
3478#if !ENABLE_MINIMAL
3177void 3479void
3178rxvt_selection_remove_trailing_spaces(pR) 3480rxvt_term::selection_remove_trailing_spaces () NOTHROW
3179{ 3481{
3180 int32_t end_col, end_row; 3482 int32_t end_col, end_row;
3181 text_t *stp; 3483 text_t *stp;
3182 3484
3183 end_col = R->selection.end.col; 3485 end_col = selection.end.col;
3184 end_row = R->selection.end.row; 3486 end_row = selection.end.row;
3487
3185 for ( ; end_row >= R->selection.beg.row; ) { 3488 for (; end_row >= selection.beg.row; )
3186 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3489 {
3490 stp = ROW(end_row).t;
3491
3187 while (--end_col >= 0) { 3492 while (--end_col >= 0)
3188 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3189 break;
3190 } 3493 {
3191 if (end_col >= 0 3494 if (stp[end_col] != NOCHAR
3192 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3495 && !unicode::is_space (stp[end_col]))
3193 R->selection.end.col = end_col + 1;
3194 R->selection.end.row = end_row;
3195 break; 3496 break;
3196 } 3497 }
3498
3499 if (end_col >= 0
3500 || !ROW(end_row - 1).is_longer ())
3501 {
3502 selection.end.col = end_col + 1;
3503 selection.end.row = end_row;
3504 break;
3505 }
3506
3197 end_row--; 3507 end_row--;
3198 end_col = R->TermWin.ncol; 3508 end_col = ncol;
3199 } 3509 }
3510
3200 if (R->selection.mark.row > R->selection.end.row) { 3511 if (selection.mark.row > selection.end.row)
3512 {
3201 R->selection.mark.row = R->selection.end.row; 3513 selection.mark.row = selection.end.row;
3202 R->selection.mark.col = R->selection.end.col; 3514 selection.mark.col = selection.end.col;
3515 }
3203 } else if (R->selection.mark.row == R->selection.end.row 3516 else if (selection.mark.row == selection.end.row
3204 && R->selection.mark.col > R->selection.end.col) 3517 && selection.mark.col > selection.end.col)
3205 R->selection.mark.col = R->selection.end.col; 3518 selection.mark.col = selection.end.col;
3206} 3519}
3207#endif 3520#endif
3208 3521
3209/* ------------------------------------------------------------------------- */ 3522/* ------------------------------------------------------------------------- */
3210/* 3523/*
3211 * Double click on button 3 when already selected 3524 * Double click on button 3 when already selected
3212 * EXT: button 3 double click 3525 * EXT: button 3 double click
3213 */ 3526 */
3214/* EXTPROTO */
3215void 3527void
3216rxvt_selection_rotate(pR_ int x, int y) 3528rxvt_term::selection_rotate (int x, int y) NOTHROW
3217{ 3529{
3218 R->selection.clicks = R->selection.clicks % 3 + 1; 3530 selection.clicks = selection.clicks % 3 + 1;
3219 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3531 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3220} 3532}
3221
3222/* ------------------------------------------------------------------------- */
3223/*
3224 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3225 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3226 * the X11 protocol.
3227 */
3228typedef CARD32 Atom32;
3229 3533
3230/* ------------------------------------------------------------------------- */ 3534/* ------------------------------------------------------------------------- */
3231/* 3535/*
3232 * Respond to a request for our current selection 3536 * Respond to a request for our current selection
3233 * EXT: SelectionRequest 3537 * EXT: SelectionRequest
3234 */ 3538 */
3235/* EXTPROTO */
3236void 3539void
3237rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3540rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3238{ 3541{
3239 XSelectionEvent ev; 3542 XSelectionEvent ev;
3543
3544 ev.type = SelectionNotify;
3545 ev.property = None;
3546 ev.display = rq.display;
3547 ev.requestor = rq.requestor;
3548 ev.selection = rq.selection;
3549 ev.target = rq.target;
3550 ev.time = rq.time;
3551
3552 if (rq.target == xa[XA_TARGETS])
3553 {
3554 Atom target_list[6];
3555 Atom *target = target_list;
3556
3557 *target++ = xa[XA_TARGETS];
3558 *target++ = xa[XA_TIMESTAMP];
3559 *target++ = XA_STRING;
3560 *target++ = xa[XA_TEXT];
3561 *target++ = xa[XA_COMPOUND_TEXT];
3562#if X_HAVE_UTF8_STRING
3563 *target++ = xa[XA_UTF8_STRING];
3564#endif
3565
3566 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3567 32, PropModeReplace,
3568 (unsigned char *)target_list, target - target_list);
3569 ev.property = rq.property;
3570 }
3571#if TODO // TODO
3572 else if (rq.target == xa[XA_MULTIPLE])
3573 {
3574 /* TODO: Handle MULTIPLE */
3575 }
3576#endif
3577 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3578 {
3579 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3580 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3581 ev.property = rq.property;
3582 }
3583 else if (rq.target == XA_STRING
3584 || rq.target == xa[XA_TEXT]
3585 || rq.target == xa[XA_COMPOUND_TEXT]
3586 || rq.target == xa[XA_UTF8_STRING]
3587 )
3588 {
3589 XTextProperty ct;
3590 Atom target = rq.target;
3591 short freect = 0;
3592 int selectlen;
3593 wchar_t *cl;
3594 enum {
3595 enc_string = XStringStyle,
3596 enc_text = XStdICCTextStyle,
3597 enc_compound_text = XCompoundTextStyle,
3598#ifdef X_HAVE_UTF8_STRING
3599 enc_utf8 = XUTF8StringStyle,
3600#else
3601 enc_utf8 = -1,
3602#endif
3603 } style;
3604
3605 if (target == XA_STRING)
3606 // we actually don't do XA_STRING, but who cares, as i18n clients
3607 // will ask for another format anyways.
3608 style = enc_string;
3609 else if (target == xa[XA_TEXT])
3610 style = enc_text;
3611 else if (target == xa[XA_COMPOUND_TEXT])
3612 style = enc_compound_text;
3613#if !ENABLE_MINIMAL
3614 else if (target == xa[XA_UTF8_STRING])
3615 style = enc_utf8;
3616#endif
3617 else
3618 {
3619 target = xa[XA_COMPOUND_TEXT];
3620 style = enc_compound_text;
3621 }
3622
3623 if (selection.text)
3624 {
3625 cl = selection.text;
3626 selectlen = selection.len;
3627 }
3628 else
3629 {
3630 cl = L"";
3631 selectlen = 0;
3632 }
3633
3634#if !ENABLE_MINIMAL
3635 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3636 // so recode it manually
3637 if (style == enc_utf8)
3638 {
3639 freect = 1;
3640 ct.encoding = target;
3641 ct.format = 8;
3642 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3643 ct.nitems = strlen ((char *)ct.value);
3644 }
3645 else
3646#endif
3647 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3648 freect = 1;
3649 else
3650 {
3651 /* if we failed to convert then send it raw */
3652 ct.value = (unsigned char *)cl;
3653 ct.nitems = selectlen;
3654 ct.encoding = target;
3655 }
3656
3657 XChangeProperty (dpy, rq.requestor, rq.property,
3658 ct.encoding, 8, PropModeReplace,
3659 ct.value, (int)ct.nitems);
3660 ev.property = rq.property;
3661
3662 if (freect)
3663 XFree (ct.value);
3664 }
3665
3666 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3667}
3668
3669/* ------------------------------------------------------------------------- */
3240#ifdef USE_XIM 3670#ifdef USE_XIM
3241 Atom32 target_list[4]; 3671void
3242#else 3672rxvt_term::im_set_position (XPoint &pos) NOTHROW
3243 Atom32 target_list[3]; 3673{
3244#endif 3674 XWindowAttributes xwa;
3245 Atom target;
3246 XTextProperty ct;
3247 XICCEncodingStyle style;
3248 char *cl[2], dummy[1];
3249 3675
3250 ev.type = SelectionNotify; 3676 XGetWindowAttributes (dpy, vt, &xwa);
3251 ev.property = None;
3252 ev.display = rq->display;
3253 ev.requestor = rq->requestor;
3254 ev.selection = rq->selection;
3255 ev.target = rq->target;
3256 ev.time = rq->time;
3257 3677
3258 if (rq->target == R->xa[XA_TARGETS]) { 3678 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3259 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3679 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3260 target_list[1] = (Atom32) XA_STRING; 3680}
3261 target_list[2] = (Atom32) R->xa[XA_TEXT];
3262#ifdef USE_XIM
3263 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3264#endif 3681#endif
3265 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3266 (8 * sizeof(target_list[0])), PropModeReplace,
3267 (unsigned char *)target_list,
3268 (sizeof(target_list) / sizeof(target_list[0])));
3269 ev.property = rq->property;
3270 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3271 /* TODO: Handle MULTIPLE */
3272 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3273 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3274 (8 * sizeof(Time)), PropModeReplace,
3275 (unsigned char *)&R->selection_time, 1);
3276 ev.property = rq->property;
3277 } else if (rq->target == XA_STRING
3278 || rq->target == R->xa[XA_COMPOUND_TEXT]
3279 || rq->target == R->xa[XA_TEXT]) {
3280#ifdef USE_XIM
3281 short freect = 0;
3282#endif
3283 int selectlen;
3284 3682
3285#ifdef USE_XIM 3683#if ENABLE_OVERLAY
3286 if (rq->target != XA_STRING) { 3684void
3287 target = R->xa[XA_COMPOUND_TEXT]; 3685rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3288 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3686{
3289 ? XCompoundTextStyle : XStdICCTextStyle; 3687 if (nrow < 1 || ncol < 1)
3290 } else 3688 return;
3291#endif 3689
3292 { 3690 want_refresh = 1;
3293 target = XA_STRING; 3691
3294 style = XStringStyle; 3692 scr_overlay_off ();
3295 } 3693
3296 if (R->selection.text) { 3694 if (x < 0) x = ncol - w;
3297 cl[0] = (char *)R->selection.text; 3695 if (y < 0) y = nrow - h;
3298 selectlen = R->selection.len; 3696
3299 } else { 3697 // make space for border
3300 cl[0] = dummy; 3698 w += 2; min_it (w, ncol);
3301 *dummy = '\0'; 3699 h += 2; min_it (h, nrow);
3302 selectlen = 0; 3700
3303 } 3701 x -= 1; clamp_it (x, 0, ncol - w);
3304#ifdef USE_XIM 3702 y -= 1; clamp_it (y, 0, nrow - h);
3305 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3703
3306 == Success) /* if we failed to convert then send it raw */ 3704 ov_x = x; ov_y = y;
3307 freect = 1; 3705 ov_w = w; ov_h = h;
3706
3707 ov_text = new text_t *[h];
3708 ov_rend = new rend_t *[h];
3709
3710 for (y = 0; y < h; y++)
3711 {
3712 text_t *tp = ov_text[y] = new text_t[w];
3713 rend_t *rp = ov_rend[y] = new rend_t[w];
3714
3715 text_t t0, t1, t2;
3716 rend_t r = OVERLAY_RSTYLE;
3717
3718 if (y == 0)
3719 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3720 else if (y < h - 1)
3721 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3308 else 3722 else
3309#endif 3723 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3310 { 3724
3311 ct.value = (unsigned char *)cl[0]; 3725 *tp++ = t0;
3312 ct.nitems = selectlen; 3726 *rp++ = r;
3727
3728 for (x = w - 2; x > 0; --x)
3313 } 3729 {
3314 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3730 *tp++ = t1;
3315 target, 8, PropModeReplace, 3731 *rp++ = r;
3316 ct.value, (int)ct.nitems); 3732 }
3317 ev.property = rq->property; 3733
3318#ifdef USE_XIM 3734 *tp = t2;
3319 if (freect) 3735 *rp = r;
3320 XFree(ct.value); 3736 }
3321#endif 3737}
3738
3739void
3740rxvt_term::scr_overlay_off () NOTHROW
3741{
3742 if (!ov_text)
3743 return;
3744
3745 want_refresh = 1;
3746
3747 for (int y = 0; y < ov_h; y++)
3322 } 3748 {
3323 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3749 delete [] ov_text[y];
3750 delete [] ov_rend[y];
3751 }
3752
3753 delete [] ov_text; ov_text = 0;
3754 delete [] ov_rend; ov_rend = 0;
3324} 3755}
3325 3756
3757void
3758rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3759{
3760 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3761 return;
3762
3763 x++, y++;
3764
3765 ov_text[y][x] = text;
3766 ov_rend[y][x] = rend;
3767}
3768
3769void
3770rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3771{
3772 while (*s)
3773 scr_overlay_set (x++, y, *s++);
3774}
3775
3776void
3777rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3778{
3779 while (*s)
3780 {
3781 text_t t = *s++;
3782 int width = WCWIDTH (t);
3783
3784 while (width--)
3785 {
3786 scr_overlay_set (x++, y, t);
3787 t = NOCHAR;
3788 }
3789 }
3790}
3791
3792void
3793rxvt_term::scr_swap_overlay () NOTHROW
3794{
3795 if (!ov_text)
3796 return;
3797
3798 // swap screen mem with overlay
3799 for (int y = ov_h; y--; )
3800 {
3801 text_t *t1 = ov_text[y];
3802 rend_t *r1 = ov_rend[y];
3803
3804 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3805 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3806
3807 for (int x = ov_w; x--; )
3808 {
3809 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3810 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3811 }
3812 }
3813}
3814
3815#endif
3326/* ------------------------------------------------------------------------- * 3816/* ------------------------------------------------------------------------- */
3327 * MOUSE ROUTINES *
3328 * ------------------------------------------------------------------------- */
3329 3817
3330/*
3331 * return col/row values corresponding to x/y pixel values
3332 */
3333/* EXTPROTO */
3334void
3335rxvt_pixel_position(pR_ int *x, int *y)
3336{
3337 *x = Pixel2Col(*x);
3338/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3339 *y = Pixel2Row(*y);
3340/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3341}
3342/* ------------------------------------------------------------------------- */
3343#ifdef USE_XIM
3344/* EXTPROTO */
3345void
3346rxvt_setPosition(pR_ XPoint *pos)
3347{
3348 XWindowAttributes xwa;
3349
3350 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3351 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3352 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3353 - R->TermWin.lineSpace;
3354}
3355#endif
3356/* ------------------------------------------------------------------------- */
3357
3358/* ------------------------------------------------------------------------- *
3359 * DEBUG ROUTINES *
3360 * ------------------------------------------------------------------------- */
3361#if 0
3362/* INTPROTO */
3363void
3364rxvt_debug_colors(void)
3365{
3366 int color;
3367 const char *name[] = {
3368 "fg", "bg",
3369 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3370 };
3371
3372 fprintf(stderr, "Color ( ");
3373 if (R->rstyle & RS_RVid)
3374 fprintf(stderr, "rvid ");
3375 if (R->rstyle & RS_Bold)
3376 fprintf(stderr, "bold ");
3377 if (R->rstyle & RS_Blink)
3378 fprintf(stderr, "blink ");
3379 if (R->rstyle & RS_Uline)
3380 fprintf(stderr, "uline ");
3381 fprintf(stderr, "): ");
3382
3383 color = GET_FGCOLOR(R->rstyle);
3384#ifndef NO_BRIGHTCOLOR
3385 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3386 color -= (minBrightCOLOR - minCOLOR);
3387 fprintf(stderr, "bright ");
3388 }
3389#endif
3390 fprintf(stderr, "%s on ", name[color]);
3391
3392 color = GET_BGCOLOR(R->rstyle);
3393#ifndef NO_BRIGHTCOLOR
3394 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3395 color -= (minBrightCOLOR - minCOLOR);
3396 fprintf(stderr, "bright ");
3397 }
3398#endif
3399 fprintf(stderr, "%s\n", name[color]);
3400}
3401#endif

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