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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.6 by pcg, Tue Dec 2 21:49:46 2003 UTC vs.
Revision 1.306 by root, Sun Jun 15 10:15:39 2008 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.6 2003/12/02 21:49:46 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/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
43#define PROP_SIZE 16384 42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
44#define TABSIZE 8 /* default tab size */ 44#define TABSIZE 8 /* default tab size */
45 45
46/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
48 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
49#define ZERO_SCROLLBACK(R) \ 49#define ZERO_SCROLLBACK() \
50 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 50 if (option (Opt_scrollTtyOutput)) \
51 (R)->TermWin.view_start = 0 51 view_start = 0
52#define CLEAR_SELECTION(R) \ 52#define CLEAR_SELECTION() \
53 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
54 = (R)->selection.end.row = (R)->selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
55#define CLEAR_ALL_SELECTION(R) \ 55#define CLEAR_ALL_SELECTION() \
56 (R)->selection.beg.row = (R)->selection.beg.col \ 56 selection.beg.row = selection.beg.col \
57 = (R)->selection.mark.row = (R)->selection.mark.col \ 57 = selection.mark.row = selection.mark.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 58 = selection.end.row = selection.end.col = 0
59 59
60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
61 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 61 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
63 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 63 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
65 (((A) == (C)) && ((B) > (D))) 65 (((A) == (C)) && ((B) > (D)))
66#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) \
67 (((A) == (C)) && ((B) >= (D))) 67 (((A) == (C)) && ((B) >= (D)))
68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
69 (((A) == (C)) && ((B) < (D))) 69 (((A) == (C)) && ((B) < (D)))
70#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) \
71 (((A) == (C)) && ((B) <= (D))) 71 (((A) == (C)) && ((B) <= (D)))
72 72
73/* these must be row_col_t */ 73/* these must be row_col_t */
74#define ROWCOL_IS_AFTER(X, Y) \ 74#define ROWCOL_IS_AFTER(X, Y) \
75 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)
76#define ROWCOL_IS_BEFORE(X, Y) \ 76#define ROWCOL_IS_BEFORE(X, Y) \
77 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)
78#define ROWCOL_IN_ROW_AFTER(X, Y) \ 78#define ROWCOL_IN_ROW_AFTER(X, Y) \
79 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)
80#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 80#define ROWCOL_IN_ROW_BEFORE(X, Y) \
81 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)
82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
83 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)
84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
85 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)
86 86
87/* 87/*
88 * CLEAR_ROWS : clear <num> rows starting from row <row> 88 * CLEAR_ROWS : clear <num> rows starting from row <row>
89 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 89 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
90 * 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
91 */ 91 */
92#define drawBuffer (R->TermWin.vt)
93
94#define CLEAR_ROWS(row, num) \ 92#define CLEAR_ROWS(row, num) \
95 if (R->TermWin.mapped) \ 93 if (mapped) \
96 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \ 94 XClearArea (dpy, vt, 0, \
97 Row2Pixel(row), (unsigned int)R->TermWin.width, \ 95 Row2Pixel (row), (unsigned int)width, \
98 (unsigned int)Height2Pixel(num), False) 96 (unsigned int)Height2Pixel (num), False)
99 97
100#define CLEAR_CHARS(x, y, num) \ 98#define CLEAR_CHARS(x, y, num) \
101 if (R->TermWin.mapped) \ 99 if (mapped) \
102 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 100 XClearArea (dpy, vt, x, y, \
103 (unsigned int)Width2Pixel(num), \ 101 (unsigned int)Width2Pixel (num), \
104 (unsigned int)Height2Pixel(1), False) 102 (unsigned int)Height2Pixel (1), False)
105 103
106#define ERASE_ROWS(row, num) \ 104#define ERASE_ROWS(row, num) \
107 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \ 105 XFillRectangle (dpy, vt, gc, \
108 R->TermWin.int_bwidth, Row2Pixel(row), \ 106 0, Row2Pixel (row), \
109 (unsigned int)R->TermWin.width, \ 107 (unsigned int)width, \
110 (unsigned int)Height2Pixel(num)) 108 (unsigned int)Height2Pixel (num))
111 109
112/* ------------------------------------------------------------------------- * 110/* ------------------------------------------------------------------------- *
113 * SCREEN `COMMON' ROUTINES * 111 * SCREEN `COMMON' ROUTINES *
114 * ------------------------------------------------------------------------- */ 112 * ------------------------------------------------------------------------- */
113
115/* Fill part/all of a line with blanks. */ 114/* Fill part/all of a line with blanks. */
116/* INTPROTO */
117void 115void
118rxvt_blank_line(pR_ text_t *et, rend_t *er, unsigned int width, rend_t efs) 116rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
119{ 117{
120 efs &= ~RS_baseattrMask; 118 if (!l.t)
119 {
120 lalloc (l);
121 col = 0;
122 width = ncol;
123 }
124
125 l.touch ();
126
127 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
121 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 128 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
122 129
130 text_t *et = l.t + col;
131 rend_t *er = l.r + col;
132
123 while (width--) 133 while (width--)
124 { 134 {
125 *et++ = ' '; 135 *et++ = ' ';
126 *er++ = efs; 136 *er++ = efs;
127 } 137 }
128} 138}
129 139
130/* ------------------------------------------------------------------------- */ 140/* ------------------------------------------------------------------------- */
131/* Fill a full line with blanks - make sure it is allocated first */ 141/* Fill a full line with blanks - make sure it is allocated first */
132/* INTPROTO */
133void 142void
134rxvt_blank_screen_mem(pR_ text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 143rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 144{
136 int width = R->TermWin.ncol; 145 scr_blank_line (l, 0, ncol, efs);
137 rend_t *er;
138 146
139#ifdef DEBUG_STRICT 147 l.l = 0;
140 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 148 l.f = 0;
141#endif
142 if (tp[row] == NULL) {
143 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width);
144 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width);
145 }
146 rxvt_blank_line (aR_ tp[row], rp[row], width, efs);
147} 149}
148 150
149/* ------------------------------------------------------------------------- * 151/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 152 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 153 * ------------------------------------------------------------------------- */
152/* EXTPROTO */ 154
153void 155void
154rxvt_scr_reset(pR) 156rxvt_term::scr_reset ()
155{ 157{
156 unsigned int ncol, nrow, prev_ncol, prev_nrow, 158#if ENABLE_OVERLAY
157 total_rows, prev_total_rows; 159 scr_overlay_off ();
158 unsigned int p, q; 160#endif
159 int k;
160 rend_t setrstyle;
161 161
162 D_SCREEN((stderr, "rxvt_scr_reset()")); 162 rvideo_mode = false;
163 163 view_start = 0;
164 R->TermWin.view_start = 0;
165 R->num_scr = 0; 164 num_scr = 0;
166 165
167 prev_ncol = R->prev_ncol; 166 if (ncol == 0)
168 prev_nrow = R->prev_nrow; 167 ncol = 80;
169 if (R->TermWin.ncol == 0) 168
170 R->TermWin.ncol = 80; 169 if (nrow == 0)
171 if (R->TermWin.nrow == 0) 170 nrow = 24;
172 R->TermWin.nrow = 24; 171
173 ncol = R->TermWin.ncol;
174 nrow = R->TermWin.nrow;
175 if (ncol == prev_ncol && nrow == prev_nrow) 172 if (ncol == prev_ncol && nrow == prev_nrow)
176 return; 173 return;
177 174
175 if (current_screen != PRIMARY)
176 scr_swap_screen ();
177
178 // we need at least two lines for wrapping to work correctly
179 while (nrow + saveLines < 2)
180 {
181 //TODO//FIXME
182 saveLines++;
183 prev_nrow--;
184 top_row--;
185 }
186
178 R->want_refresh = 1; 187 want_refresh = 1;
179 188
180 total_rows = nrow + R->TermWin.saveLines;
181 prev_total_rows = prev_nrow + R->TermWin.saveLines; 189 int prev_total_rows = prev_nrow + saveLines;
190 total_rows = nrow + saveLines;
182 191
183 R->screen.tscroll = 0; 192 screen.tscroll = 0;
184 R->screen.bscroll = nrow - 1; 193 screen.bscroll = nrow - 1;
185 194
186 if (prev_nrow == 0) { 195 if (!row_buf)
187/* 196 {
197 /*
188 * A: first time called so just malloc everything : don't rely on realloc 198 * first time called so just malloc everything: don't rely on realloc
189 * Note: this is still needed so that all the scrollback lines are NULL 199 */
190 */ 200 top_row = 0;
191 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 201 term_start = 0;
192 R->buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
193 R->drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
194 R->swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
195 202
196 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
197 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
198 205
199 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 206 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
200 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
201 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
202 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
203 209
204 for (p = 0; p < nrow; p++) { 210 for (int row = nrow; row--; )
205 q = p + R->TermWin.saveLines;
206 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
207 q, DEFAULT_RSTYLE);
208 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
209 p, DEFAULT_RSTYLE);
210 R->screen.tlen[q] = R->swap.tlen[p] = 0;
211 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
212 p, DEFAULT_RSTYLE);
213 } 211 {
212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
215 }
216
214 MEMSET(R->charsets, 'B', sizeof(R->charsets)); 217 memset (charsets, 'B', sizeof (charsets));
215 R->TermWin.nscrolled = 0; /* no saved lines */
216 R->rstyle = DEFAULT_RSTYLE; 218 rstyle = DEFAULT_RSTYLE;
217 R->screen.flags = Screen_DefaultFlags; 219 screen.flags = Screen_DefaultFlags;
218 R->screen.cur.row = R->screen.cur.col = 0; 220 screen.cur.row = screen.cur.col = 0;
219 R->screen.charset = 0; 221 screen.charset = 0;
220 R->current_screen = PRIMARY; 222 current_screen = PRIMARY;
221 rxvt_scr_cursor(aR_ SAVE); 223 scr_cursor (SAVE);
224
222#if NSCREENS 225#if NSCREENS
223 R->swap.flags = Screen_DefaultFlags; 226 swap.flags = Screen_DefaultFlags;
224 R->swap.cur.row = R->swap.cur.col = 0; 227 swap.cur.row = swap.cur.col = 0;
225 R->swap.charset = 0; 228 swap.charset = 0;
226 R->current_screen = SECONDARY; 229 current_screen = SECONDARY;
227 rxvt_scr_cursor(aR_ SAVE); 230 scr_cursor (SAVE);
228 R->current_screen = PRIMARY; 231 current_screen = PRIMARY;
229#endif 232#endif
233
230 R->selection.text = NULL; 234 selection.text = NULL;
231 R->selection.len = 0; 235 selection.len = 0;
232 R->selection.op = SELECTION_CLEAR; 236 selection.op = SELECTION_CLEAR;
233 R->selection.screen = PRIMARY; 237 selection.screen = PRIMARY;
234 R->selection.clicks = 0; 238 selection.clicks = 0;
235 CLEAR_ALL_SELECTION(R); 239 }
236 R->rvideo = 0; 240 else
237 241 {
238 } else { 242 /*
239/*
240 * B1: add or delete rows as appropriate 243 * add or delete rows as appropriate
241 */ 244 */
242 setrstyle = DEFAULT_RSTYLE;
243 245
246 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
247 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
248
249#if 0
244 if (nrow < prev_nrow) { 250 if (nrow < prev_nrow)
245 /* delete rows */ 251 {
246 k = min(R->TermWin.nscrolled, prev_nrow - nrow);
247 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1);
248 for (p = nrow; p < prev_nrow; p++) { 252 for (int row = nrow; row < prev_nrow; row++)
249 q = p + R->TermWin.saveLines; 253 {
250 if (R->screen.text[q]) { 254 lfree (swap_buf [row]);
255 lfree (drawn_buf[row]);
256 }
257 }
258#endif
259
260 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
261 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
262
263 for (int row = min (nrow, prev_nrow); row--; )
264 {
265 lresize (drawn_buf[row]);
266 lresize (swap_buf [row]);
267 }
268
269 for (int row = prev_nrow; row < nrow; row++)
270 {
271 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
272 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
273 }
274
275 line_t *old_buf = row_buf;
276 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
277
278 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
279 int pend = MOD (term_start + top_row , prev_total_rows);
280 int q = total_rows; // rewrapped row
281
282 if (top_row)
283 {
284 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
285 // to come up with a lean and mean algorithm.
286
287 row_col_t ocur = screen.cur;
288 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
289
290 do
291 {
292 p = MOD (p - 1, prev_total_rows);
251#ifdef DEBUG_STRICT 293#ifdef DEBUG_STRICT
252 assert(R->screen.rend[q]); 294 assert (old_buf [MOD (p, prev_total_rows)].t);
253#endif 295#endif
254 free(R->screen.text[q]); 296 int plines = 1;
255 free(R->screen.rend[q]); 297 int llen = old_buf [MOD (p, prev_total_rows)].l;
298
299 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
300 {
301 p = MOD (p - 1, prev_total_rows);
302
303 plines++;
304 llen += prev_ncol;
256 } 305 }
257 if (R->swap.text[p]) { 306
258#ifdef DEBUG_STRICT 307 int qlines = max (0, (llen - 1) / ncol) + 1;
259 assert(R->swap.rend[p]); 308
260#endif 309 // drop partial lines completely
261 free(R->swap.text[p]); 310 if (q < qlines)
262 free(R->swap.rend[p]); 311 break;
312
313 q -= qlines;
314
315 int lofs = 0;
316 line_t *qline;
317
318 // re-assemble the full line by destination lines
319 for (int qrow = q; qlines--; qrow++)
320 {
321 qline = row_buf + qrow;
322 lalloc (*qline);
323 qline->l = ncol;
324 qline->is_longer (1);
325
326 int qcol = 0;
327
328 // see below for cursor adjustment rationale
329 if (p == ocur.row)
330 screen.cur.row = q - (total_rows - nrow);
331
332 // fill a single destination line
333 while (lofs < llen && qcol < ncol)
334 {
335 int prow = lofs / prev_ncol;
336 int pcol = lofs % prev_ncol;
337
338 prow = MOD (p + prow, prev_total_rows);
339
340 // we only adjust the cursor _row_ and put it into
341 // the topmost line of "long line" it was in, as
342 // this seems to upset applications/shells/readline
343 // least.
344 if (prow == ocur.row)
345 screen.cur.row = q - (total_rows - nrow);
346
347 line_t &pline = old_buf [prow];
348
349 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
350
351 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
352 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
353
354 lofs += len;
355 qcol += len;
356 }
263 } 357 }
264#ifdef DEBUG_STRICT 358
265 assert(R->drawn_text[p] && R->drawn_rend[p]); 359 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
266#endif 360 qline->is_longer (0);
267 free(R->drawn_text[p]); 361 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
268 free(R->drawn_rend[p]);
269 } 362 }
270 /* we have fewer rows so fix up cursor position */ 363 while (p != pend && q > 0);
271 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1);
272 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1);
273 364
274 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 365 term_start = total_rows - nrow;
366 top_row = q - term_start;
275 367
276 } else if (nrow > prev_nrow) { 368 // make sure all terminal lines exist
277 /* add rows */ 369 while (top_row > 0)
278 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 370 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
371 }
372 else
373 {
374 // if no scrollback exists (yet), wing, instead of wrap
279 375
280 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 376 for (int row = min (nrow, prev_nrow); row--; )
281 for (p = prev_total_rows; p < total_rows; p++) { 377 {
282 R->screen.tlen[p] = 0; 378 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
283 R->screen.text[p] = NULL; 379 line_t &qline = row_buf [row];
284 R->screen.rend[p] = NULL; 380
381 qline = pline;
382 lresize (qline);
285 } 383 }
286 for (p = prev_total_rows; p < total_rows - k; p++) 384
287 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
288 p, setrstyle);
289 for (p = prev_nrow; p < nrow; p++) { 385 for (int row = prev_nrow; row < nrow; row++)
290 R->swap.tlen[p] = 0; 386 {
291 R->swap.text[p] = NULL; 387 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
292 R->swap.rend[p] = NULL;
293 R->drawn_text[p] = NULL;
294 R->drawn_rend[p] = NULL;
295 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
296 p, setrstyle);
297 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
298 p, setrstyle);
299 } 388 }
300 if (k > 0) { 389
301 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1); 390 term_start = 0;
302 R->screen.cur.row += k;
303 R->screen.s_cur.row += k;
304 R->TermWin.nscrolled -= k;
305 } 391 }
306#ifdef DEBUG_STRICT 392
307 assert(R->screen.cur.row < R->TermWin.nrow); 393 free (old_buf);
308 assert(R->swap.cur.row < R->TermWin.nrow); 394 delete old_ta;
309#else /* drive with your eyes closed */ 395 delete old_ra;
310 MIN_IT(R->screen.cur.row, nrow - 1); 396
311 MIN_IT(R->swap.cur.row, nrow - 1); 397 clamp_it (screen.cur.row, 0, nrow - 1);
312#endif 398 clamp_it (screen.cur.col, 0, ncol - 1);
313 } 399
314/* B2: resize columns */
315 if (ncol != prev_ncol) {
316 for (p = 0; p < total_rows; p++) {
317 if (R->screen.text[p]) {
318 R->screen.text[p] = (text_t *)rxvt_realloc(R->screen.text[p], ncol * sizeof(text_t));
319 R->screen.rend[p] = (rend_t *)rxvt_realloc(R->screen.rend[p], ncol * sizeof(rend_t));
320 MIN_IT(R->screen.tlen[p], (int16_t)ncol);
321 if (ncol > prev_ncol)
322 rxvt_blank_line(aR_
323 &(R->screen.text[p][prev_ncol]),
324 &(R->screen.rend[p][prev_ncol]),
325 ncol - prev_ncol,
326 setrstyle);
327 }
328 }
329 for (p = 0; p < nrow; p++) {
330 R->drawn_text[p] = (text_t *)rxvt_realloc(R->drawn_text[p], ncol * sizeof(text_t));
331 R->drawn_rend[p] = (rend_t *)rxvt_realloc(R->drawn_rend[p], ncol * sizeof(rend_t));
332 if (R->swap.text[p]) {
333 R->swap.text[p] = (text_t *)rxvt_realloc(R->swap.text[p], ncol * sizeof(text_t));
334 R->swap.rend[p] = (rend_t *)rxvt_realloc(R->swap.rend[p], ncol * sizeof(rend_t));
335 MIN_IT(R->swap.tlen[p], (int16_t)ncol);
336 if (ncol > prev_ncol)
337 rxvt_blank_line(aR_
338 &(R->swap.text[p][prev_ncol]),
339 &(R->swap.rend[p][prev_ncol]),
340 ncol - prev_ncol, setrstyle);
341 }
342 if (ncol > prev_ncol)
343 rxvt_blank_line(aR_
344 &(R->drawn_text[p][prev_ncol]),
345 &(R->drawn_rend[p][prev_ncol]),
346 ncol - prev_ncol, setrstyle);
347 }
348 MIN_IT(R->screen.cur.col, (int16_t)ncol - 1);
349 MIN_IT(R->swap.cur.col, (int16_t)ncol - 1);
350 }
351 if (R->tabs)
352 free(R->tabs); 400 free (tabs);
353 } 401 }
354 402
355 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 403 CLEAR_ALL_SELECTION ();
356 404
357 for (p = 0; p < ncol; p++)
358 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
359
360 R->prev_nrow = nrow; 405 prev_nrow = nrow;
361 R->prev_ncol = ncol; 406 prev_ncol = ncol;
362 407
408 tabs = (char *)rxvt_malloc (ncol);
409
410 for (int col = ncol; --col; )
411 tabs [col] = col % TABSIZE == 0;
412
413 if (current_screen != PRIMARY)
414 scr_swap_screen ();
415
363 R->tt_winch (); 416 tt_winch ();
364}
365 417
366/* INTPROTO */ 418 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
367void
368rxvt_scr_reset_realloc(pR)
369{
370 uint16_t total_rows, nrow;
371
372 nrow = R->TermWin.nrow;
373 total_rows = nrow + R->TermWin.saveLines;
374/* *INDENT-OFF* */
375 R->screen.text = (text_t **)rxvt_realloc(R->screen.text, total_rows * sizeof(text_t *));
376 R->buf_text = (text_t **)rxvt_realloc(R->buf_text , total_rows * sizeof(text_t *));
377 R->drawn_text = (text_t **)rxvt_realloc(R->drawn_text , nrow * sizeof(text_t *));
378 R->swap.text = (text_t **)rxvt_realloc(R->swap.text , nrow * sizeof(text_t *));
379
380 R->screen.tlen = (int16_t *)rxvt_realloc(R->screen.tlen, total_rows * sizeof(int16_t));
381 R->swap.tlen = (int16_t *)rxvt_realloc(R->swap.tlen , total_rows * sizeof(int16_t));
382
383 R->screen.rend = (rend_t **)rxvt_realloc(R->screen.rend, total_rows * sizeof(rend_t *));
384 R->buf_rend = (rend_t **)rxvt_realloc(R->buf_rend , total_rows * sizeof(rend_t *));
385 R->drawn_rend = (rend_t **)rxvt_realloc(R->drawn_rend , nrow * sizeof(rend_t *));
386 R->swap.rend = (rend_t **)rxvt_realloc(R->swap.rend , nrow * sizeof(rend_t *));
387/* *INDENT-ON* */
388} 419}
389 420
390/* ------------------------------------------------------------------------- */ 421/* ------------------------------------------------------------------------- */
391/* 422/*
392 * Free everything. That way malloc debugging can find leakage. 423 * Free everything. That way malloc debugging can find leakage.
393 */ 424 */
394/* EXTPROTO */
395void 425void
396rxvt_scr_release(pR) 426rxvt_term::scr_release () NOTHROW
397{ 427{
398 uint16_t total_rows; 428 if (row_buf)
399 int i;
400
401 total_rows = R->TermWin.nrow + R->TermWin.saveLines;
402 for (i = 0; i < total_rows; i++) {
403 if (R->screen.text[i]) { /* then so is R->screen.rend[i] */
404 free(R->screen.text[i]);
405#ifdef DEBUG_STRICT
406 assert(R->screen.rend[i]);
407#endif
408 free(R->screen.rend[i]);
409 }
410 } 429 {
411 for (i = 0; i < R->TermWin.nrow; i++) { 430 delete talloc; talloc = 0;
412 free(R->drawn_text[i]); 431 delete ralloc; ralloc = 0;
413 free(R->drawn_rend[i]); 432
414 free(R->swap.text[i]); 433 free (row_buf);
415 free(R->swap.rend[i]); 434 free (swap_buf);
416 } 435 free (drawn_buf);
417 free(R->screen.text);
418 free(R->screen.tlen);
419 free(R->screen.rend);
420 free(R->drawn_text);
421 free(R->drawn_rend);
422 free(R->swap.text);
423 free(R->swap.tlen);
424 free(R->swap.rend);
425 free(R->buf_text);
426 free(R->buf_rend);
427 free(R->tabs); 436 free (tabs);
428 437
429/* NULL these so if anything tries to use them, we'll know about it */ 438 row_buf = 0; // signal that we freed all the arrays
430 R->screen.text = R->drawn_text = R->swap.text = NULL; 439 }
431 R->screen.rend = R->drawn_rend = R->swap.rend = NULL;
432 R->screen.tlen = R->swap.tlen = NULL;
433 R->buf_text = NULL;
434 R->buf_rend = NULL;
435 R->tabs = NULL;
436} 440}
437 441
438/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
439/* 443/*
440 * Hard reset 444 * Hard reset
441 */ 445 */
442/* EXTPROTO */
443void 446void
444rxvt_scr_poweron(pR) 447rxvt_term::scr_poweron ()
445{ 448{
446 D_SCREEN((stderr, "rxvt_scr_poweron()"));
447
448 rxvt_scr_release(aR); 449 scr_release ();
449 R->prev_nrow = R->prev_ncol = 0; 450 prev_nrow = prev_ncol = 0;
450 rxvt_scr_reset(aR); 451 scr_reset ();
451 452
452 rxvt_scr_clear(aR); 453 scr_clear (true);
453 rxvt_scr_refresh(aR_ SLOW_REFRESH); 454 scr_refresh ();
454#ifdef RXVT_GRAPHICS
455 rxvt_Gr_reset(aR);
456#endif
457} 455}
458 456
459/* ------------------------------------------------------------------------- * 457/* ------------------------------------------------------------------------- *
460 * PROCESS SCREEN COMMANDS * 458 * PROCESS SCREEN COMMANDS *
461 * ------------------------------------------------------------------------- */ 459 * ------------------------------------------------------------------------- */
462/* 460/*
463 * Save and Restore cursor 461 * Save and Restore cursor
464 * XTERM_SEQ: Save cursor : ESC 7 462 * XTERM_SEQ: Save cursor : ESC 7
465 * XTERM_SEQ: Restore cursor: ESC 8 463 * XTERM_SEQ: Restore cursor: ESC 8
466 */ 464 */
467/* EXTPROTO */
468void 465void
469rxvt_scr_cursor(pR_ int mode) 466rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
470{ 467{
471 screen_t *s; 468 screen_t *s;
472
473 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
474 469
475#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 470#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
476 if (R->current_screen == SECONDARY) 471 if (current_screen == SECONDARY)
477 s = &(R->swap); 472 s = &swap;
478 else 473 else
479#endif 474#endif
480 s = &(R->screen); 475 s = &screen;
476
481 switch (mode) { 477 switch (mode)
478 {
482 case SAVE: 479 case SAVE:
483 s->s_cur.row = s->cur.row; 480 s->s_cur.row = screen.cur.row;
484 s->s_cur.col = s->cur.col; 481 s->s_cur.col = screen.cur.col;
485 s->s_rstyle = R->rstyle; 482 s->s_rstyle = rstyle;
486 s->s_charset = s->charset; 483 s->s_charset = screen.charset;
487 s->s_charset_char = R->charsets[s->charset]; 484 s->s_charset_char = charsets[screen.charset];
488 break; 485 break;
486
489 case RESTORE: 487 case RESTORE:
490 R->want_refresh = 1; 488 want_refresh = 1;
491 s->cur.row = s->s_cur.row; 489 screen.cur.row = s->s_cur.row;
492 s->cur.col = s->s_cur.col; 490 screen.cur.col = s->s_cur.col;
493 s->flags &= ~Screen_WrapNext; 491 screen.flags &= ~Screen_WrapNext;
494 R->rstyle = s->s_rstyle; 492 rstyle = s->s_rstyle;
495 s->charset = s->s_charset; 493 screen.charset = s->s_charset;
496 R->charsets[s->charset] = s->s_charset_char; 494 charsets[screen.charset] = s->s_charset_char;
497 rxvt_set_font_style(aR); 495 set_font_style ();
498 break; 496 break;
499 } 497 }
498
500/* boundary check in case screen size changed between SAVE and RESTORE */ 499 /* boundary check in case screen size changed between SAVE and RESTORE */
501 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 500 min_it (s->cur.row, nrow - 1);
502 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 501 min_it (s->cur.col, ncol - 1);
503#ifdef DEBUG_STRICT 502#ifdef DEBUG_STRICT
504 assert(s->cur.row >= 0); 503 assert (s->cur.row >= 0);
505 assert(s->cur.col >= 0); 504 assert (s->cur.col >= 0);
506#else /* drive with your eyes closed */
507 MAX_IT(s->cur.row, 0);
508 MAX_IT(s->cur.col, 0);
509#endif 505#endif
506}
507
508void
509rxvt_term::scr_swap_screen ()
510{
511 if (!option (Opt_secondaryScreen))
512 return;
513
514 for (int i = prev_nrow; i--; )
515 ::swap (ROW(i), swap_buf [i]);
516
517 ::swap (screen.cur, swap.cur);
518
519 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
520 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
510} 521}
511 522
512/* ------------------------------------------------------------------------- */ 523/* ------------------------------------------------------------------------- */
513/* 524/*
514 * Swap between primary and secondary screens 525 * Swap between primary and secondary screens
515 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 526 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
516 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 527 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
517 */ 528 */
518/* EXTPROTO */ 529void
519int
520rxvt_scr_change_screen(pR_ int scrn) 530rxvt_term::scr_change_screen (int scrn)
521{ 531{
522 int i; 532 if (scrn == current_screen)
533 return;
534
535 want_refresh = 1;
536 view_start = 0;
537
538 selection_check (2); /* check for boundary cross */
539
540 int i = current_screen; current_screen = scrn; scrn = i;
541
523#if NSCREENS 542#if NSCREENS
524 int offset; 543 if (option (Opt_secondaryScreen))
525#endif 544 {
526
527 R->want_refresh = 1;
528
529 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
530
531 R->TermWin.view_start = 0;
532
533 if (R->current_screen == scrn)
534 return R->current_screen;
535
536 rxvt_selection_check(aR_ 2); /* check for boundary cross */
537
538 SWAP_IT(R->current_screen, scrn, int);
539#if NSCREENS
540 R->num_scr = 0; 545 num_scr = 0;
541 offset = R->TermWin.saveLines; 546
542 for (i = R->prev_nrow; i--;) { 547 scr_swap_screen ();
543 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 548
544 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 549 ::swap (screen.charset, swap.charset);
545 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 550 ::swap (screen.flags, swap.flags);
546 }
547 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
548 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
549# ifdef DEBUG_STRICT
550 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
551 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
552# else /* drive with your eyes closed */
553 MAX_IT(R->screen.cur.row, 0);
554 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
555 MAX_IT(R->screen.cur.col, 0);
556 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
557# endif
558 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
559 SWAP_IT(R->screen.flags, R->swap.flags, int);
560 R->screen.flags |= Screen_VisibleCursor; 551 screen.flags |= Screen_VisibleCursor;
561 R->swap.flags |= Screen_VisibleCursor; 552 swap.flags |= Screen_VisibleCursor;
562
563# ifdef RXVT_GRAPHICS
564
565 if (rxvt_Gr_Displayed(aR)) {
566 rxvt_Gr_scroll(aR_ 0);
567 rxvt_Gr_ChangeScreen(aR);
568 } 553 }
554 else
569# endif 555#endif
570#else 556 if (option (Opt_secondaryScroll))
571# ifdef SCROLL_ON_NO_SECONDARY
572# ifdef RXVT_GRAPHICS
573 if (rxvt_Gr_Displayed(aR))
574 rxvt_Gr_ClearScreen(aR);
575# endif
576 if (R->current_screen == PRIMARY
577# ifdef RXVT_GRAPHICS
578 && !rxvt_Gr_Displayed(aR)
579# endif
580 )
581 rxvt_scroll_text(aR_ 0, (R->prev_nrow - 1), R->prev_nrow, 0); 557 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
582# endif 558}
583#endif 559
560// clear WrapNext indicator, solidifying position on next line
561void
562rxvt_term::scr_do_wrap () NOTHROW
563{
564 if (!(screen.flags & Screen_WrapNext))
584 return scrn; 565 return;
566
567 screen.flags &= ~Screen_WrapNext;
568
569 screen.cur.col = 0;
570
571 if (screen.cur.row == screen.bscroll)
572 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
573 else if (screen.cur.row < nrow - 1)
574 screen.cur.row++;
585} 575}
586 576
587/* ------------------------------------------------------------------------- */ 577/* ------------------------------------------------------------------------- */
588/* 578/*
589 * Change the colour for following text 579 * Change the colour for following text
590 */ 580 */
591/* EXTPROTO */
592void 581void
593rxvt_scr_color(pR_ unsigned int color, int fgbg) 582rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
594{ 583{
584 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
595 color &= RS_fgMask; 585 color = fgbg;
586
596 if (fgbg == Color_fg) 587 if (fgbg == Color_fg)
597 R->rstyle = SET_FGCOLOR(R->rstyle, color); 588 rstyle = SET_FGCOLOR (rstyle, color);
598 else 589 else
599 R->rstyle = SET_BGCOLOR(R->rstyle, color); 590 rstyle = SET_BGCOLOR (rstyle, color);
600} 591}
601 592
602/* ------------------------------------------------------------------------- */ 593/* ------------------------------------------------------------------------- */
603/* 594/*
604 * Change the rendition style for following text 595 * Change the rendition style for following text
605 */ 596 */
606/* EXTPROTO */
607void 597void
608rxvt_scr_rendition(pR_ int set, int style) 598rxvt_term::scr_rendition (int set, int style) NOTHROW
609{ 599{
610 if (set) 600 if (set)
611 R->rstyle |= style; 601 rstyle |= style;
612 else if (style == ~RS_None) 602 else if (style == ~RS_None)
613 R->rstyle = DEFAULT_RSTYLE; 603 rstyle = DEFAULT_RSTYLE;
614 else 604 else
615 R->rstyle &= ~style; 605 rstyle &= ~style;
616} 606}
617 607
618/* ------------------------------------------------------------------------- */ 608/* ------------------------------------------------------------------------- */
619/* 609/*
620 * Scroll text between <row1> and <row2> inclusive, by <count> lines 610 * Scroll text between <row1> and <row2> inclusive, by <count> lines
621 * count positive ==> scroll up 611 * count positive ==> scroll up
622 * count negative ==> scroll down 612 * count negative ==> scroll down
623 * spec == 0 for normal routines
624 */ 613 */
625/* EXTPROTO */
626int 614int
627rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 615rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
628{ 616{
629 int i, j;
630 long nscrolled;
631
632 if (count == 0 || (row1 > row2)) 617 if (count == 0 || (row1 > row2))
633 return 0; 618 return 0;
634 619
635 R->want_refresh = 1; 620 want_refresh = 1;
636 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->current_screen == PRIMARY) ? "Primary" : "Secondary")); 621 num_scr += count;
637 622
638 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 623 if (count > 0
639 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 624 && row1 == 0
640 if (nscrolled > (long)R->TermWin.saveLines) 625 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
641 R->TermWin.nscrolled = R->TermWin.saveLines; 626 {
627 top_row = max (top_row - count, -saveLines);
628
629 // scroll everything up 'count' lines
630 term_start = (term_start + count) % total_rows;
631
632 // sever bottommost line
633 {
634 line_t &l = ROW(row2 - count);
635 l.is_longer (0);
636 l.touch ();
637 }
638
639 // erase newly scrolled-in lines
640 for (int i = count; i--; )
641 {
642 line_t &l = ROW(nrow - 1 - i);
643
644 // optimize if already cleared, can be significant on slow machines
645 // could be rolled into scr_blank_screen_mem
646 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
647 {
648 scr_blank_line (l, 0, l.l, rstyle);
649 l.l = 0;
650 l.f = 0;
651 }
642 else 652 else
643 R->TermWin.nscrolled = (uint16_t)nscrolled; 653 scr_blank_screen_mem (l, rstyle);
644 if ((R->Options & Opt_scrollWithBuffer) 654 }
645 && R->TermWin.view_start != 0
646 && R->TermWin.view_start != R->TermWin.saveLines)
647 rxvt_scr_page(aR_ UP, count);
648 } else if (!spec)
649 row1 += R->TermWin.saveLines;
650 row2 += R->TermWin.saveLines;
651 655
656 // now copy lines below the scroll region bottom to the
657 // bottom of the screen again, so they look as if they
658 // hadn't moved.
659 for (int i = nrow; --i > row2; )
660 {
661 line_t &l1 = ROW(i - count);
662 line_t &l2 = ROW(i);
663
664 ::swap (l1, l2);
665 l2.touch ();
666 }
667
668 // move and/or clear selection, if any
652 if (R->selection.op && R->current_screen == R->selection.screen) { 669 if (selection.op && current_screen == selection.screen)
653 i = R->selection.beg.row + R->TermWin.saveLines; 670 {
654 j = R->selection.end.row + R->TermWin.saveLines; 671 selection.beg.row -= count;
655 if ((i < row1 && j > row1) 672 selection.end.row -= count;
656 || (i < row2 && j > row2) 673 selection.mark.row -= count;
657 || (i - count < row1 && i >= row1) 674
658 || (i - count > row2 && i <= row2) 675 if (selection.beg.row < top_row
659 || (j - count < row1 && j >= row1) 676 || selection.end.row < top_row
660 || (j - count > row2 && j <= row2)) { 677 || selection.mark.row < top_row)
678 {
661 CLEAR_ALL_SELECTION(R); 679 CLEAR_ALL_SELECTION ();
662 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 680 selection.op = SELECTION_CLEAR;
663 } else if (j >= row1 && j <= row2) { 681 }
682 }
683
684 // finally move the view window, if desired
685 if (option (Opt_scrollWithBuffer)
686 && view_start != 0
687 && view_start != -saveLines)
688 scr_page (UP, count);
689
690 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
691 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
692 }
693 else
694 {
695 if (selection.op && current_screen == selection.screen)
696 {
697 if ((selection.beg.row < row1 && selection.end.row > row1)
698 || (selection.beg.row < row2 && selection.end.row > row2)
699 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
700 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
701 || (selection.end.row - count < row1 && selection.end.row >= row1)
702 || (selection.end.row - count > row2 && selection.end.row <= row2))
703 {
704 CLEAR_ALL_SELECTION ();
705 selection.op = SELECTION_CLEAR;
706 }
707 else if (selection.end.row >= row1 && selection.end.row <= row2)
708 {
664 /* move selected region too */ 709 /* move selected region too */
665 R->selection.beg.row -= count; 710 selection.beg.row -= count;
666 R->selection.end.row -= count; 711 selection.end.row -= count;
667 R->selection.mark.row -= count; 712 selection.mark.row -= count;
713
714 selection_check (0);
715 }
716 }
717
718 // use a simple and robust scrolling algorithm, this
719 // part of scr_scroll_text is not time-critical.
720
721 int rows = row2 - row1 + 1;
722
723 min_it (count, rows);
724
725 line_t *temp_buf = row_buf + total_rows;
726
727 for (int row = 0; row < rows; row++)
668 } 728 {
669 } 729 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
670 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
671 730
672 R->num_scr += count; 731 if (!IN_RANGE_EXC (row + count, 0, rows))
673 j = count; 732 scr_blank_screen_mem (temp_buf [row], rstyle);
674 if (count < 0)
675 count = -count;
676 i = row2 - row1 + 1;
677 MIN_IT(count, i);
678
679 if (j > 0) {
680/* A: scroll up */
681
682/* A1: Copy lines that will get clobbered by the rotation */
683 for (i = 0, j = row1; i < count; i++, j++) {
684 R->buf_text[i] = R->screen.text[j];
685 R->buf_rend[i] = R->screen.rend[j];
686 } 733 }
687/* A2: Rotate lines */
688 for (j = row1, i = j + count; i <= row2; i++, j++) {
689 R->screen.tlen[j] = R->screen.tlen[i];
690 R->screen.text[j] = R->screen.text[i];
691 R->screen.rend[j] = R->screen.rend[i];
692 }
693 j = row2 - count + 1, i = count;
694 } else /* if (j < 0) */ {
695/* B: scroll down */
696 734
697/* B1: Copy lines that will get clobbered by the rotation */ 735 for (int row = 0; row < rows; row++)
698 for (i = 0, j = row2; i < count; i++, j--) { 736 ROW(row1 + row) = temp_buf [row];
699 R->buf_text[i] = R->screen.text[j];
700 R->buf_rend[i] = R->screen.rend[j];
701 }
702/* B2: Rotate lines */
703 for (j = row2, i = j - count; i >= row1; i--, j--) {
704 R->screen.tlen[j] = R->screen.tlen[i];
705 R->screen.text[j] = R->screen.text[i];
706 R->screen.rend[j] = R->screen.rend[i];
707 }
708 j = row1, i = count;
709 count = -count;
710 } 737 }
711 738
712/* C: Resurrect lines */
713 for (; i--; j++) {
714 R->screen.tlen[j] = 0;
715 R->screen.text[j] = R->buf_text[i];
716 R->screen.rend[j] = R->buf_rend[i];
717 if (!spec) /* line length may not equal TermWin.ncol */
718 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
719 (unsigned int)j, R->rstyle);
720 }
721
722#ifdef RXVT_GRAPHICS
723 if (rxvt_Gr_Displayed(aR))
724 rxvt_Gr_scroll(aR_ count);
725#endif
726 return count; 739 return count;
727} 740}
728 741
729/* ------------------------------------------------------------------------- */ 742/* ------------------------------------------------------------------------- */
730/* 743/*
731 * Add text given in <str> of length <len> to screen struct 744 * Add text given in <str> of length <len> to screen struct
732 */ 745 */
733/* EXTPROTO */
734void 746void
735rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 747rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
736{ 748{
737 unsigned char checksel, clearsel;
738 uint32_t c;
739 int i, row, last_col;
740 text_t *stp;
741 rend_t *srp;
742
743 if (len <= 0) /* sanity */ 749 if (len <= 0) /* sanity */
744 return; 750 return;
745 751
752 unsigned char checksel;
753 unicode_t c;
754 int ncol = this->ncol;
755 const wchar_t *strend = str + len;
756
746 R->want_refresh = 1; 757 want_refresh = 1;
747 last_col = R->TermWin.ncol;
748
749 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
750 ZERO_SCROLLBACK(R); 758 ZERO_SCROLLBACK ();
759
751 if (nlines > 0) { 760 if (minlines > 0)
761 {
752 nlines += (R->screen.cur.row - R->screen.bscroll); 762 minlines += screen.cur.row - screen.bscroll;
763 min_it (minlines, screen.cur.row - top_row);
764
753 if ((nlines > 0) 765 if (minlines > 0
754 && (R->screen.tscroll == 0) 766 && screen.tscroll == 0
755 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 767 && screen.bscroll == nrow - 1)
768 {
756 /* _at least_ this many lines need to be scrolled */ 769 /* _at least_ this many lines need to be scrolled */
757 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 770 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
758 0);
759 R->screen.cur.row -= nlines; 771 screen.cur.row -= minlines;
760 } 772 }
761 } 773 }
774
762#ifdef DEBUG_STRICT 775#ifdef DEBUG_STRICT
763 assert(R->screen.cur.col < last_col); 776 assert (screen.cur.col < ncol);
764 assert((R->screen.cur.row < R->TermWin.nrow) 777 assert (screen.cur.row < nrow
765 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 778 && screen.cur.row >= top_row);
766#else /* drive with your eyes closed */
767 MIN_IT(R->screen.cur.col, last_col - 1);
768 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
769 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
770#endif 779#endif
771 row = R->screen.cur.row + R->TermWin.saveLines; 780 int row = screen.cur.row;
772 781
773 checksel = (R->selection.op 782 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
774 && R->current_screen == R->selection.screen) ? 1 : 0;
775 clearsel = 0;
776 783
777 stp = R->screen.text[row]; 784 line_t *line = &ROW(row);
778 srp = R->screen.rend[row];
779 785
780 for (i = 0; i < len;) { 786 while (str < strend)
781 c = str[i++]; 787 {
782 switch (c) { 788 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
783 case '\t': 789
784 rxvt_scr_tab(aR_ 1); 790 if (c < 0x20)
791 if (c == C0_LF)
792 {
793 max_it (line->l, screen.cur.col);
794
795 screen.flags &= ~Screen_WrapNext;
796
797 if (screen.cur.row == screen.bscroll)
798 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
799 else if (screen.cur.row < (nrow - 1))
800 row = ++screen.cur.row;
801
802 line = &ROW(row); /* _must_ refresh */
785 continue; 803 continue;
786 case '\n': 804 }
787 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 805 else if (c == C0_CR)
788 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 806 {
807 max_it (line->l, screen.cur.col);
808
789 R->screen.flags &= ~Screen_WrapNext; 809 screen.flags &= ~Screen_WrapNext;
790 if (R->screen.cur.row == R->screen.bscroll) 810 screen.cur.col = 0;
791 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0);
792 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
793 row = (++R->screen.cur.row) + R->TermWin.saveLines;
794 stp = R->screen.text[row]; /* _must_ refresh */
795 srp = R->screen.rend[row]; /* _must_ refresh */
796 continue; 811 continue;
797 case '\r': 812 }
798 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 813 else if (c == C0_HT)
799 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 814 {
800 R->screen.flags &= ~Screen_WrapNext; 815 scr_tab (1, true);
801 R->screen.cur.col = 0;
802 continue; 816 continue;
803 default:
804 if (c == 127)
805 continue; /* yummmm..... */
806 break;
807 } 817 }
808 818
809 if (checksel /* see if we're writing within selection */ 819 if (checksel /* see if we're writing within selection */
810 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 820 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
811 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 821 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
822 {
812 checksel = 0; 823 checksel = 0;
813 clearsel = 1;
814 } 824 /*
825 * If we wrote anywhere in the selected area, kill the selection
826 * XXX: should we kill the mark too? Possibly, but maybe that
827 * should be a similar check.
828 */
829 CLEAR_SELECTION ();
830 }
831
815 if (R->screen.flags & Screen_WrapNext) { 832 if (screen.flags & Screen_WrapNext)
816 R->screen.tlen[row] = -1;
817 if (R->screen.cur.row == R->screen.bscroll)
818 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0);
819 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
820 row = (++R->screen.cur.row) + R->TermWin.saveLines;
821 stp = R->screen.text[row]; /* _must_ refresh */
822 srp = R->screen.rend[row]; /* _must_ refresh */
823 R->screen.cur.col = 0;
824 R->screen.flags &= ~Screen_WrapNext;
825 } 833 {
826 if (R->screen.flags & Screen_Insert) 834 scr_do_wrap ();
827 rxvt_scr_insdel_chars(aR_ 1, INSERT);
828 835
836 line->l = ncol;
837 line->is_longer (1);
838
839 row = screen.cur.row;
840 line = &ROW(row); /* _must_ refresh */
841 }
842
843 // some utf-8 decoders "decode" surrogate characters: let's fix this.
844 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
845 c = 0xfffd;
846
847 // rely on wcwidth to tell us the character width, do wcwidth before
848 // further replacements, as wcwidth might return -1 for the line
849 // drawing characters below as they might be invalid in the current
850 // locale.
851 int width = WCWIDTH (c);
852
829 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 853 if (charsets [screen.charset] == '0') // DEC SPECIAL
830 switch (c) 854 {
855 // vt100 special graphics and line drawing
856 // 5f-7e standard vt100
857 // 40-5e rxvt extension for extra curses acs chars
858 static uint16_t vt100_0[62] = { // 41 .. 7e
859 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
860 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
861 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
862 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
863 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
864 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
865 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
866 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
867 };
868
869 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
831 { 870 {
832 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 871 c = vt100_0[c - 0x41];
833 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 872 width = 1; // vt100 line drawing characters are always single-width
834 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
835 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
836 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
837 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
838 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
839 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
840 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
841 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
842 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
843 } 873 }
874 }
844 875
845 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 876 if (screen.flags & Screen_Insert)
877 scr_insdel_chars (width, INSERT);
846 878
847 stp[R->screen.cur.col] = c; 879 if (width != 0)
848 srp[R->screen.cur.col] = rend;
849
850 if (c > 255)
851 { 880 {
852 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 881#if !UNICODE_3
853 int width = wcwidth (c); 882 // trim characters we can't store directly :(
883 if (c >= 0x10000)
884# if ENABLE_COMBINING
885 c = rxvt_composite.compose (c); // map to lower 16 bits
886# else
887 c = 0xfffd;
888# endif
889#endif
890
891 // nuke the character at this position, if required
892 if (line->t[screen.cur.col] == NOCHAR
893 || (screen.cur.col < ncol - 1
894 && line->t[screen.cur.col + 1] == NOCHAR))
854 895 {
855 if (width > 1) 896 int col = screen.cur.col;
897
898 // find begin
899 while (col > 0 && line->t[col] == NOCHAR)
900 col--;
901
902 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
903
904 // found begin, nuke
905 do {
906 line->t[col] = ' ';
907 line->r[col] = rend;
908 col++;
909 } while (col < ncol && line->t[col] == NOCHAR);
910 }
911
912 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
913
914 // if the character doesn't fit into the remaining columns...
915 if (screen.cur.col > ncol - width && ncol >= width)
856 { 916 {
857 while (--width > 0 && R->screen.cur.col < last_col - 1) 917 // ...output spaces
918 c = ' ';
919 // and try the same character next loop iteration
920 --str;
921 }
922
923 line->touch ();
924
925 do
926 {
927 line->t[screen.cur.col] = c;
928 line->r[screen.cur.col] = rend;
929
930 if (screen.cur.col < ncol - 1)
931 screen.cur.col++;
932 else
858 { 933 {
859 934 line->l = ncol;
860 srp[R->screen.cur.col] |= RS_wide; 935 if (screen.flags & Screen_Autowrap)
861 936 screen.flags |= Screen_WrapNext;
862 R->screen.cur.col++; 937 break;
863 stp[R->screen.cur.col] = NOCHAR;
864 srp[R->screen.cur.col] = rend;
865 } 938 }
939
940 c = NOCHAR;
941 }
942 while (--width > 0);
943
944 // pad with spaces when overwriting wide character with smaller one
945 if (!width)
946 {
947 line->touch ();
948
949 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
950 {
951 line->t[c] = ' ';
952 line->r[c] = rend;
866 } 953 }
867 } 954 }
868 955 }
869 if (R->screen.cur.col < last_col - 1) 956 else // width == 0
870 R->screen.cur.col++;
871 else {
872 R->screen.tlen[row] = last_col;
873 if (R->screen.flags & Screen_Autowrap)
874 R->screen.flags |= Screen_WrapNext;
875 } 957 {
876 } 958#if ENABLE_COMBINING
877 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 959 // handle combining characters
878 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 960 // we just tag the accent on the previous on-screen character.
961 // this is arguably not correct, but also arguably not wrong.
962 // we don't handle double-width characters nicely yet.
963 line_t *linep;
964 text_t *tp;
965 rend_t *rp;
879 966
880/* 967 if (screen.cur.col > 0)
881 * If we wrote anywhere in the selected area, kill the selection 968 {
882 * XXX: should we kill the mark too? Possibly, but maybe that 969 linep = line;
883 * should be a similar check. 970 tp = line->t + screen.cur.col - 1;
884 */ 971 rp = line->r + screen.cur.col - 1;
885 if (clearsel) 972 }
886 CLEAR_SELECTION(R); 973 else if (screen.cur.row > 0
974 && ROW(screen.cur.row - 1).is_longer ())
975 {
976 linep = &ROW(screen.cur.row - 1);
977 tp = line->t + ncol - 1;
978 rp = line->r + ncol - 1;
979 }
980 else
981 continue;
982
983 linep->touch ();
984
985 while (*tp == NOCHAR && tp > linep->t)
986 tp--, rp--;
987
988 // first try to find a precomposed character
989 unicode_t n = rxvt_compose (*tp, c);
990 if (n == NOCHAR)
991 n = rxvt_composite.compose (*tp, c);
992
993 *tp = n;
994 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
995#endif
996 }
997 }
998
999 max_it (line->l, screen.cur.col);
887 1000
888#ifdef DEBUG_STRICT 1001#ifdef DEBUG_STRICT
889 assert(R->screen.cur.row >= 0); 1002 assert (screen.cur.row >= 0);
890#else /* drive with your eyes closed */
891 MAX_IT(R->screen.cur.row, 0);
892#endif 1003#endif
893} 1004}
894 1005
895/* ------------------------------------------------------------------------- */ 1006/* ------------------------------------------------------------------------- */
896/* 1007/*
897 * Process Backspace. Move back the cursor back a position, wrap if have to 1008 * Process Backspace. Move back the cursor back a position, wrap if have to
898 * XTERM_SEQ: CTRL-H 1009 * XTERM_SEQ: CTRL-H
899 */ 1010 */
900/* EXTPROTO */
901void 1011void
902rxvt_scr_backspace(pR) 1012rxvt_term::scr_backspace () NOTHROW
903{ 1013{
904 R->want_refresh = 1;
905 if (R->screen.cur.col == 0) { 1014 if (screen.cur.col == 0)
1015 {
906 if (R->screen.cur.row > 0) { 1016 if (screen.cur.row > 0)
1017 {
907#ifdef TERMCAP_HAS_BW 1018#ifdef TERMCAP_HAS_BW
908 R->screen.cur.col = R->TermWin.ncol - 1; 1019 screen.cur.col = ncol - 1;
909 R->screen.cur.row--; 1020 --screen.cur.row;
910 return; 1021
1022 want_refresh = 1;
911#endif 1023#endif
912 } 1024 }
913 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1025 }
1026 else
914 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1027 scr_gotorc (0, -1, RELATIVE);
915 R->screen.flags &= ~Screen_WrapNext;
916} 1028}
917 1029
918/* ------------------------------------------------------------------------- */ 1030/* ------------------------------------------------------------------------- */
919/* 1031/*
920 * Process Horizontal Tab 1032 * Process Horizontal Tab
921 * count: +ve = forward; -ve = backwards 1033 * count: +ve = forward; -ve = backwards
922 * XTERM_SEQ: CTRL-I 1034 * XTERM_SEQ: CTRL-I
923 */ 1035 */
924/* EXTPROTO */
925void 1036void
926rxvt_scr_tab(pR_ int count) 1037rxvt_term::scr_tab (int count, bool ht) NOTHROW
927{ 1038{
928 int i, x; 1039 int i, x;
929 1040
930 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
931 R->want_refresh = 1; 1041 want_refresh = 1;
932 i = x = R->screen.cur.col; 1042 i = x = screen.cur.col;
1043
933 if (count == 0) 1044 if (count == 0)
934 return; 1045 return;
935 else if (count > 0) { 1046 else if (count > 0)
1047 {
1048 line_t &l = ROW(screen.cur.row);
1049 rend_t base_rend = l.r[i];
1050 ht &= l.t[i] == ' ';
1051
936 for (; ++i < R->TermWin.ncol; ) 1052 for (; ++i < ncol; )
937 if (R->tabs[i]) { 1053 if (tabs[i])
1054 {
938 x = i; 1055 x = i;
1056
939 if (!--count) 1057 if (!--count)
940 break; 1058 break;
1059 }
1060 else
1061 ht &= l.t[i] == ' '
1062 && RS_SAME (l.r[i], base_rend);
1063
1064 if (count)
1065 x = ncol - 1;
1066
1067 // store horizontal tab commands as characters inside the text
1068 // buffer so they can be selected and pasted.
1069 if (ht && option (Opt_pastableTabs))
1070 {
1071 base_rend = SET_FONT (base_rend, 0);
1072
1073 l.touch (x);
1074
1075 i = screen.cur.col;
1076
1077 l.t[i] = '\t';
1078 l.r[i] = base_rend;
1079
1080 while (++i < x)
1081 {
1082 l.t[i] = NOCHAR;
1083 l.r[i] = base_rend;
941 } 1084 }
942 if (count) 1085 }
943 x = R->TermWin.ncol - 1; 1086 }
944 } else /* if (count < 0) */ { 1087 else /* if (count < 0) */
1088 {
945 for (; --i >= 0; ) 1089 for (; --i >= 0; )
946 if (R->tabs[i]) { 1090 if (tabs[i])
947 x = i;
948 if (!++count)
949 break;
950 } 1091 {
951 if (count)
952 x = 0; 1092 x = i;
1093 if (!++count)
1094 break;
1095 }
1096
1097 if (count)
1098 x = 0;
953 } 1099 }
1100
954 if (x != R->screen.cur.col) 1101 if (x != screen.cur.col)
955 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1102 scr_gotorc (0, x, R_RELATIVE);
956} 1103}
957 1104
958/* ------------------------------------------------------------------------- */ 1105/* ------------------------------------------------------------------------- */
959/* 1106/*
960 * Process DEC Back Index 1107 * Process DEC Back Index
961 * XTERM_SEQ: ESC 6 1108 * XTERM_SEQ: ESC 6
962 * Move cursor left in row. If we're at the left boundary, shift everything 1109 * Move cursor left in row. If we're at the left boundary, shift everything
963 * in that row right. Clear left column. 1110 * in that row right. Clear left column.
964 */ 1111 */
965#ifndef NO_FRILLS 1112#if !ENABLE_MINIMAL
966/* EXTPROTO */
967void 1113void
968rxvt_scr_backindex(pR) 1114rxvt_term::scr_backindex () NOTHROW
969{ 1115{
970 if (R->screen.cur.col > 0) 1116 if (screen.cur.col > 0)
971 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1117 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
972 else { 1118 else
973 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
974 return; /* um, yeah? */
975 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1119 scr_insdel_chars (1, INSERT);
976 }
977} 1120}
978#endif 1121#endif
979/* ------------------------------------------------------------------------- */ 1122/* ------------------------------------------------------------------------- */
980/* 1123/*
981 * Process DEC Forward Index 1124 * Process DEC Forward Index
982 * XTERM_SEQ: ESC 9 1125 * XTERM_SEQ: ESC 9
983 * Move cursor right in row. If we're at the right boundary, shift everything 1126 * Move cursor right in row. If we're at the right boundary, shift everything
984 * in that row left. Clear right column. 1127 * in that row left. Clear right column.
985 */ 1128 */
986#ifndef NO_FRILLS 1129#if !ENABLE_MINIMAL
987/* EXTPROTO */
988void 1130void
989rxvt_scr_forwardindex(pR) 1131rxvt_term::scr_forwardindex () NOTHROW
990{ 1132{
991 int row;
992
993 if (R->screen.cur.col < R->TermWin.ncol - 1) 1133 if (screen.cur.col < ncol - 1)
994 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1134 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
995 else { 1135 else
996 row = R->screen.cur.row + R->TermWin.saveLines; 1136 {
997 if (R->screen.tlen[row] == 0) 1137 line_t &l = ROW(screen.cur.row);
998 return; /* um, yeah? */ 1138
999 else if (R->screen.tlen[row] == -1) 1139 l.touch ();
1000 R->screen.tlen[row] = R->TermWin.ncol; 1140 l.is_longer (0);
1141
1001 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1142 scr_gotorc (0, 0, R_RELATIVE);
1002 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1143 scr_insdel_chars (1, DELETE);
1003 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1144 scr_gotorc (0, ncol - 1, R_RELATIVE);
1004 } 1145 }
1005} 1146}
1006#endif 1147#endif
1007 1148
1008/* ------------------------------------------------------------------------- */ 1149/* ------------------------------------------------------------------------- */
1009/* 1150/*
1010 * Goto Row/Column 1151 * Goto Row/Column
1011 */ 1152 */
1012/* EXTPROTO */
1013void 1153void
1014rxvt_scr_gotorc(pR_ int row, int col, int relative) 1154rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1015{ 1155{
1016 R->want_refresh = 1; 1156 want_refresh = 1;
1017 ZERO_SCROLLBACK(R); 1157 ZERO_SCROLLBACK ();
1018#ifdef RXVT_GRAPHICS
1019 if (rxvt_Gr_Displayed(aR))
1020 rxvt_Gr_scroll(aR_ 0);
1021#endif
1022 1158
1023 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));
1024
1025 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1159 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1026 : col); 1160 clamp_it (screen.cur.col, 0, ncol - 1);
1027 MAX_IT(R->screen.cur.col, 0);
1028 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1029 1161
1030 R->screen.flags &= ~Screen_WrapNext; 1162 screen.flags &= ~Screen_WrapNext;
1163
1031 if (relative & R_RELATIVE) { 1164 if (relative & R_RELATIVE)
1165 {
1032 if (row > 0) { 1166 if (row > 0)
1167 {
1033 if (R->screen.cur.row <= R->screen.bscroll 1168 if (screen.cur.row <= screen.bscroll
1034 && (R->screen.cur.row + row) > R->screen.bscroll) 1169 && (screen.cur.row + row) > screen.bscroll)
1035 R->screen.cur.row = R->screen.bscroll; 1170 screen.cur.row = screen.bscroll;
1036 else 1171 else
1037 R->screen.cur.row += row;
1038 } else if (row < 0) {
1039 if (R->screen.cur.row >= R->screen.tscroll
1040 && (R->screen.cur.row + row) < R->screen.tscroll)
1041 R->screen.cur.row = R->screen.tscroll;
1042 else
1043 R->screen.cur.row += row;
1044 }
1045 } else {
1046 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1047 R->screen.cur.row = row + R->screen.tscroll;
1048 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1049 } else
1050 R->screen.cur.row = row; 1172 screen.cur.row += row;
1173 }
1174 else if (row < 0)
1175 {
1176 if (screen.cur.row >= screen.tscroll
1177 && (screen.cur.row + row) < screen.tscroll)
1178 screen.cur.row = screen.tscroll;
1179 else
1180 screen.cur.row += row;
1181 }
1182 }
1183 else
1051 } 1184 {
1052 MAX_IT(R->screen.cur.row, 0); 1185 if (screen.flags & Screen_Relative)
1053 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1186 {
1054} 1187 /* relative origin mode */
1188 screen.cur.row = row + screen.tscroll;
1189 min_it (screen.cur.row, screen.bscroll);
1190 }
1191 else
1192 screen.cur.row = row;
1193 }
1055 1194
1195 clamp_it (screen.cur.row, 0, nrow - 1);
1196}
1197
1056/* ------------------------------------------------------------------------- */ 1198/* ------------------------------------------------------------------------- */
1057/* 1199/*
1058 * direction should be UP or DN 1200 * direction should be UP or DN
1059 */ 1201 */
1060/* EXTPROTO */
1061void 1202void
1062rxvt_scr_index(pR_ enum page_dirn direction) 1203rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1063{ 1204{
1064 int dirn; 1205 int dirn;
1065 1206
1066 R->want_refresh = 1; 1207 want_refresh = 1;
1208 ZERO_SCROLLBACK ();
1209
1067 dirn = ((direction == UP) ? 1 : -1); 1210 dirn = ((direction == UP) ? 1 : -1);
1068 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1069 1211
1070 ZERO_SCROLLBACK(R);
1071
1072#ifdef RXVT_GRAPHICS
1073 if (rxvt_Gr_Displayed(aR))
1074 rxvt_Gr_scroll(aR_ 0);
1075#endif
1076
1077 R->screen.flags &= ~Screen_WrapNext; 1212 screen.flags &= ~Screen_WrapNext;
1213
1078 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1214 if ((screen.cur.row == screen.bscroll && direction == UP)
1079 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1215 || (screen.cur.row == screen.tscroll && direction == DN))
1080 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1216 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1081 else 1217 else
1082 R->screen.cur.row += dirn; 1218 screen.cur.row += dirn;
1083 MAX_IT(R->screen.cur.row, 0); 1219
1084 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1220 clamp_it (screen.cur.row, 0, nrow - 1);
1085 rxvt_selection_check(aR_ 0); 1221 selection_check (0);
1086} 1222}
1087 1223
1088/* ------------------------------------------------------------------------- */ 1224/* ------------------------------------------------------------------------- */
1089/* 1225/*
1090 * Erase part or whole of a line 1226 * Erase part or whole of a line
1091 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1227 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1092 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1228 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1093 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1229 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1230 * extension: clear to right unless wrapped: ESC [ 3 K
1094 */ 1231 */
1095/* EXTPROTO */
1096void 1232void
1097rxvt_scr_erase_line(pR_ int mode) 1233rxvt_term::scr_erase_line (int mode) NOTHROW
1098{ 1234{
1099 unsigned int row, col, num; 1235 unsigned int col, num;
1100 1236
1101 R->want_refresh = 1; 1237 want_refresh = 1;
1102 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1103 ZERO_SCROLLBACK(R); 1238 ZERO_SCROLLBACK ();
1104 1239
1105#ifdef RXVT_GRAPHICS
1106 if (rxvt_Gr_Displayed(aR))
1107 rxvt_Gr_scroll(aR_ 0);
1108#endif
1109
1110 rxvt_selection_check(aR_ 1); 1240 selection_check (1);
1111 1241
1112 R->screen.flags &= ~Screen_WrapNext; 1242 line_t &line = ROW(screen.cur.row);
1113 1243
1114 row = R->TermWin.saveLines + R->screen.cur.row; 1244 line.touch ();
1245 line.is_longer (0);
1246
1115 switch (mode) { 1247 switch (mode)
1248 {
1249 case 3:
1250 if (screen.flags & Screen_WrapNext)
1251 return;
1252
1253 /* fall through */
1254
1116 case 0: /* erase to end of line */ 1255 case 0: /* erase to end of line */
1117 col = R->screen.cur.col; 1256 col = screen.cur.col;
1118 num = R->TermWin.ncol - col; 1257 num = ncol - col;
1119 MIN_IT(R->screen.tlen[row], (int16_t)col); 1258 min_it (line.l, col);
1259
1120 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1260 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1121 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1261 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1122 CLEAR_SELECTION(R); 1262 CLEAR_SELECTION ();
1123 break; 1263 break;
1264
1124 case 1: /* erase to beginning of line */ 1265 case 1: /* erase to beginning of line */
1125 col = 0; 1266 col = 0;
1126 num = R->screen.cur.col + 1; 1267 num = screen.cur.col + 1;
1268
1127 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1269 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1128 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1270 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1129 CLEAR_SELECTION(R); 1271 CLEAR_SELECTION ();
1130 break; 1272 break;
1273
1131 case 2: /* erase whole line */ 1274 case 2: /* erase whole line */
1132 col = 0; 1275 col = 0;
1133 num = R->TermWin.ncol; 1276 num = ncol;
1134 R->screen.tlen[row] = 0; 1277 line.l = 0;
1135 if (R->selection.beg.row <= R->screen.cur.row 1278 if (selection.beg.row <= screen.cur.row
1136 && R->selection.end.row >= R->screen.cur.row) 1279 && selection.end.row >= screen.cur.row)
1137 CLEAR_SELECTION(R); 1280 CLEAR_SELECTION ();
1138 break; 1281 break;
1139 default: 1282 default:
1140 return; 1283 return;
1141 } 1284 }
1142 if (R->screen.text[row]) 1285
1143 rxvt_blank_line(aR_ 1286 scr_blank_line (line, col, num, rstyle);
1144 &(R->screen.text[row][col]),
1145 &(R->screen.rend[row][col]), num, R->rstyle);
1146 else
1147 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1148 R->rstyle);
1149} 1287}
1150 1288
1151/* ------------------------------------------------------------------------- */ 1289/* ------------------------------------------------------------------------- */
1152/* 1290/*
1153 * Erase part of whole of the screen 1291 * Erase part of whole of the screen
1154 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1292 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1155 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1293 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1156 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1294 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1157 */ 1295 */
1158/* EXTPROTO */
1159void 1296void
1160rxvt_scr_erase_screen(pR_ int mode) 1297rxvt_term::scr_erase_screen (int mode) NOTHROW
1161{ 1298{
1162 int num; 1299 int num;
1163 int32_t row, row_offset; 1300 int32_t row;
1164 rend_t ren; 1301 rend_t ren;
1165 XGCValues gcvalue; 1302 XGCValues gcvalue;
1166 1303
1167 R->want_refresh = 1; 1304 want_refresh = 1;
1168 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1169 ZERO_SCROLLBACK(R); 1305 ZERO_SCROLLBACK ();
1170 row_offset = (int32_t)R->TermWin.saveLines;
1171 1306
1172 switch (mode) { 1307 switch (mode)
1308 {
1173 case 0: /* erase to end of screen */ 1309 case 0: /* erase to end of screen */
1174 rxvt_selection_check(aR_ 1); 1310 selection_check (1);
1175 rxvt_scr_erase_line(aR_ 0); 1311 scr_erase_line (0);
1176 row = R->screen.cur.row + 1; /* possible OOB */ 1312 row = screen.cur.row + 1; /* possible OOB */
1177 num = R->TermWin.nrow - row; 1313 num = nrow - row;
1178 break; 1314 break;
1179 case 1: /* erase to beginning of screen */ 1315 case 1: /* erase to beginning of screen */
1180 rxvt_selection_check(aR_ 3); 1316 selection_check (3);
1181 rxvt_scr_erase_line(aR_ 1); 1317 scr_erase_line (1);
1182 row = 0; 1318 row = 0;
1183 num = R->screen.cur.row; 1319 num = screen.cur.row;
1184 break; 1320 break;
1185 case 2: /* erase whole screen */ 1321 case 2: /* erase whole screen */
1186 rxvt_selection_check(aR_ 3); 1322 selection_check (3);
1187#ifdef RXVT_GRAPHICS
1188 rxvt_Gr_ClearScreen(aR);
1189#endif
1190 row = 0; 1323 row = 0;
1191 num = R->TermWin.nrow; 1324 num = nrow;
1192 break; 1325 break;
1193 default: 1326 default:
1194 return; 1327 return;
1195 } 1328 }
1196 R->refresh_type |= REFRESH_BOUNDS; 1329
1197 if (R->selection.op && R->current_screen == R->selection.screen 1330 if (selection.op && current_screen == selection.screen
1198 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1331 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1199 || (R->selection.end.row >= row 1332 || (selection.end.row >= row
1200 && R->selection.end.row <= row + num))) 1333 && selection.end.row <= row + num)))
1201 CLEAR_SELECTION(R); 1334 CLEAR_SELECTION ();
1335
1202 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1336 if (row >= nrow) /* Out Of Bounds */
1203 return; 1337 return;
1204 MIN_IT(num, (R->TermWin.nrow - row)); 1338
1339 min_it (num, nrow - row);
1340
1205 if (R->rstyle & (RS_RVid | RS_Uline)) 1341 if (rstyle & (RS_RVid | RS_Uline))
1206 ren = (rend_t) ~RS_None; 1342 ren = (rend_t) ~RS_None;
1207 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1343 else if (GET_BASEBG (rstyle) == Color_bg)
1344 {
1208 ren = DEFAULT_RSTYLE; 1345 ren = DEFAULT_RSTYLE;
1209 CLEAR_ROWS(row, num); 1346 CLEAR_ROWS (row, num);
1210 } else { 1347 }
1348 else
1349 {
1211 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1350 ren = rstyle & (RS_fgMask | RS_bgMask);
1212 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1351 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1213 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1352 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1214 ERASE_ROWS(row, num); 1353 ERASE_ROWS (row, num);
1215 gcvalue.foreground = R->PixColors[Color_fg]; 1354 gcvalue.foreground = pix_colors[Color_fg];
1216 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1355 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1217 } 1356 }
1357
1218 for (; num--; row++) { 1358 for (; num--; row++)
1219 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1220 (unsigned int)(row + row_offset), R->rstyle);
1221 R->screen.tlen[row + row_offset] = 0;
1222 rxvt_blank_line(aR_
1223 R->drawn_text[row], R->drawn_rend[row],
1224 (unsigned int)R->TermWin.ncol, ren);
1225 } 1359 {
1360 scr_blank_screen_mem (ROW(row), rstyle);
1361 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1362 }
1226} 1363}
1364
1365#if !ENABLE_MINIMAL
1366void
1367rxvt_term::scr_erase_savelines () NOTHROW
1368{
1369 want_refresh = 1;
1370 ZERO_SCROLLBACK ();
1371
1372 top_row = 0;
1373}
1374#endif
1227 1375
1228/* ------------------------------------------------------------------------- */ 1376/* ------------------------------------------------------------------------- */
1229/* 1377/*
1230 * Fill the screen with `E's 1378 * Fill the screen with `E's
1231 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1379 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1232 */ 1380 */
1233/* EXTPROTO */
1234void 1381void
1235rxvt_scr_E(pR) 1382rxvt_term::scr_E () NOTHROW
1236{ 1383{
1237 int i, j, k; 1384 rend_t fs;
1238 rend_t *r1, fs;
1239 1385
1240 R->want_refresh = 1; 1386 want_refresh = 1;
1241 R->num_scr_allow = 0;
1242 ZERO_SCROLLBACK(R); 1387 ZERO_SCROLLBACK ();
1388
1389 num_scr_allow = 0;
1243 rxvt_selection_check(aR_ 3); 1390 selection_check (3);
1244 1391
1245 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1392 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1246 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1393 for (int row = nrow; row--; )
1247 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1394 {
1248 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1395 line_t &line = ROW(row);
1249 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1396
1397 fill_text (line.t, 'E', ncol);
1398 rend_t *r1 = line.r;
1399
1400 for (int j = ncol; j--; )
1250 *r1++ = fs; 1401 *r1++ = fs;
1402
1403 line.is_longer (0);
1404 line.touch (ncol);
1251 } 1405 }
1252} 1406}
1253 1407
1254/* ------------------------------------------------------------------------- */ 1408/* ------------------------------------------------------------------------- */
1255/* 1409/*
1256 * Insert/Delete <count> lines 1410 * Insert/Delete <count> lines
1257 */ 1411 */
1258/* EXTPROTO */
1259void 1412void
1260rxvt_scr_insdel_lines(pR_ int count, int insdel) 1413rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1261{ 1414{
1262 int end; 1415 int end;
1263 1416
1264 ZERO_SCROLLBACK(R); 1417 ZERO_SCROLLBACK ();
1265 1418
1266#ifdef RXVT_GRAPHICS
1267 if (rxvt_Gr_Displayed(aR))
1268 rxvt_Gr_scroll(aR_ 0);
1269#endif
1270
1271 rxvt_selection_check(aR_ 1); 1419 selection_check (1);
1272 1420
1273 if (R->screen.cur.row > R->screen.bscroll) 1421 if (screen.cur.row > screen.bscroll)
1422 return;
1423
1424 end = screen.bscroll - screen.cur.row + 1;
1425 if (count > end)
1426 {
1427 if (insdel == DELETE)
1274 return; 1428 return;
1275
1276 end = R->screen.bscroll - R->screen.cur.row + 1;
1277 if (count > end) {
1278 if (insdel == DELETE)
1279 return;
1280 else if (insdel == INSERT) 1429 else if (insdel == INSERT)
1281 count = end; 1430 count = end;
1282 } 1431 }
1283 R->screen.flags &= ~Screen_WrapNext;
1284 1432
1433 scr_do_wrap ();
1434
1285 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1435 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1286 0);
1287} 1436}
1288 1437
1289/* ------------------------------------------------------------------------- */ 1438/* ------------------------------------------------------------------------- */
1290/* 1439/*
1291 * Insert/Delete <count> characters from the current position 1440 * Insert/Delete <count> characters from the current position
1292 */ 1441 */
1293/* EXTPROTO */
1294void 1442void
1295rxvt_scr_insdel_chars(pR_ int count, int insdel) 1443rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1296{ 1444{
1297 int col, row; 1445 int col, row;
1298 rend_t tr; 1446 rend_t tr;
1299 text_t *stp;
1300 rend_t *srp;
1301 int16_t *slp;
1302 1447
1303 R->want_refresh = 1; 1448 want_refresh = 1;
1304 ZERO_SCROLLBACK(R); 1449 ZERO_SCROLLBACK ();
1305 1450
1306#ifdef RXVT_GRAPHICS
1307 if (rxvt_Gr_Displayed(aR))
1308 rxvt_Gr_scroll(aR_ 0);
1309#endif
1310
1311 if (count <= 0) 1451 if (count <= 0)
1312 return; 1452 return;
1313 1453
1454 scr_do_wrap ();
1455
1314 rxvt_selection_check(aR_ 1); 1456 selection_check (1);
1315 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1457 min_it (count, ncol - screen.cur.col);
1316 1458
1317 row = R->screen.cur.row + R->TermWin.saveLines; 1459 row = screen.cur.row;
1318 R->screen.flags &= ~Screen_WrapNext;
1319 1460
1320 stp = R->screen.text[row]; 1461 line_t *line = &ROW(row);
1321 srp = R->screen.rend[row]; 1462
1322 slp = &(R->screen.tlen[row]); 1463 line->touch ();
1464 line->is_longer (0);
1465
1323 switch (insdel) { 1466 switch (insdel)
1467 {
1324 case INSERT: 1468 case INSERT:
1325 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1469 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1326 col--) { 1470 {
1327 stp[col] = stp[col - count]; 1471 line->t[col] = line->t[col - count];
1328 srp[col] = srp[col - count]; 1472 line->r[col] = line->r[col - count];
1329 } 1473 }
1330 if (*slp != -1) { 1474
1331 *slp += count; 1475 line->l = min (line->l + count, ncol);
1332 MIN_IT(*slp, R->TermWin.ncol); 1476
1333 }
1334 if (R->selection.op && R->current_screen == R->selection.screen 1477 if (selection.op && current_screen == selection.screen
1335 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1478 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1479 {
1336 if (R->selection.end.row != R->screen.cur.row 1480 if (selection.end.row != screen.cur.row
1337 || (R->selection.end.col + count >= R->TermWin.ncol)) 1481 || (selection.end.col + count >= ncol))
1338 CLEAR_SELECTION(R); 1482 CLEAR_SELECTION ();
1483 else
1484 {
1339 else { /* shift selection */ 1485 /* shift selection */
1340 R->selection.beg.col += count; 1486 selection.beg.col += count;
1341 R->selection.mark.col += count; /* XXX: yes? */ 1487 selection.mark.col += count; /* XXX: yes? */
1342 R->selection.end.col += count; 1488 selection.end.col += count;
1343 } 1489 }
1344 } 1490 }
1345 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1491
1346 (unsigned int)count, R->rstyle); 1492 scr_blank_line (*line, screen.cur.col, count, rstyle);
1347 break; 1493 break;
1494
1348 case ERASE: 1495 case ERASE:
1349 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1496 screen.cur.col += count; /* don't worry if > ncol */
1350 rxvt_selection_check(aR_ 1); 1497 selection_check (1);
1351 R->screen.cur.col -= count; 1498 screen.cur.col -= count;
1352 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1499
1353 (unsigned int)count, R->rstyle); 1500 line->l = max (line->l - count, 0);
1501 scr_blank_line (*line, screen.cur.col, count, rstyle);
1354 break; 1502 break;
1503
1355 case DELETE: 1504 case DELETE:
1356 tr = srp[R->TermWin.ncol - 1]
1357 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1505 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1506
1358 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1507 for (col = screen.cur.col; (col + count) < ncol; col++)
1508 {
1359 stp[col] = stp[col + count]; 1509 line->t[col] = line->t[col + count];
1360 srp[col] = srp[col + count]; 1510 line->r[col] = line->r[col + count];
1361 } 1511 }
1362 rxvt_blank_line(aR_ 1512
1363 &(stp[R->TermWin.ncol - count]), 1513 line->l = max (line->l - count, 0);
1364 &(srp[R->TermWin.ncol - count]), 1514 scr_blank_line (*line, ncol - count, count, tr);
1365 (unsigned int)count, tr); 1515
1366 if (*slp == -1) /* break line continuation */
1367 *slp = R->TermWin.ncol;
1368 *slp -= count;
1369 MAX_IT(*slp, 0);
1370 if (R->selection.op && R->current_screen == R->selection.screen 1516 if (selection.op && current_screen == selection.screen
1371 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1517 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1518 {
1372 if (R->selection.end.row != R->screen.cur.row 1519 if (selection.end.row != screen.cur.row
1373 || (R->screen.cur.col >= R->selection.beg.col - count) 1520 || (screen.cur.col >= selection.beg.col - count)
1374 || R->selection.end.col >= R->TermWin.ncol) 1521 || selection.end.col >= ncol)
1375 CLEAR_SELECTION(R); 1522 CLEAR_SELECTION ();
1376 else { 1523 else
1524 {
1377 /* shift selection */ 1525 /* shift selection */
1378 R->selection.beg.col -= count; 1526 selection.beg.col -= count;
1379 R->selection.mark.col -= count; /* XXX: yes? */ 1527 selection.mark.col -= count; /* XXX: yes? */
1380 R->selection.end.col -= count; 1528 selection.end.col -= count;
1381 } 1529 }
1382 } 1530 }
1531
1383 break; 1532 break;
1384 } 1533 }
1385} 1534}
1386 1535
1387/* ------------------------------------------------------------------------- */ 1536/* ------------------------------------------------------------------------- */
1388/* 1537/*
1389 * Set the scrolling region 1538 * Set the scrolling region
1390 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1539 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1391 */ 1540 */
1392/* EXTPROTO */
1393void 1541void
1394rxvt_scr_scroll_region(pR_ int top, int bot) 1542rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1395{ 1543{
1396 MAX_IT(top, 0); 1544 max_it (top, 0);
1397 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1545 min_it (bot, nrow - 1);
1546
1398 if (top > bot) 1547 if (top > bot)
1399 return; 1548 return;
1549
1400 R->screen.tscroll = top; 1550 screen.tscroll = top;
1401 R->screen.bscroll = bot; 1551 screen.bscroll = bot;
1402 rxvt_scr_gotorc(aR_ 0, 0, 0); 1552 scr_gotorc (0, 0, 0);
1403} 1553}
1404 1554
1405/* ------------------------------------------------------------------------- */ 1555/* ------------------------------------------------------------------------- */
1406/* 1556/*
1407 * Make the cursor visible/invisible 1557 * Make the cursor visible/invisible
1408 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1558 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1409 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1559 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1410 */ 1560 */
1411/* EXTPROTO */
1412void 1561void
1413rxvt_scr_cursor_visible(pR_ int mode) 1562rxvt_term::scr_cursor_visible (int mode) NOTHROW
1414{ 1563{
1415 R->want_refresh = 1; 1564 want_refresh = 1;
1565
1416 if (mode) 1566 if (mode)
1417 R->screen.flags |= Screen_VisibleCursor; 1567 screen.flags |= Screen_VisibleCursor;
1418 else 1568 else
1419 R->screen.flags &= ~Screen_VisibleCursor; 1569 screen.flags &= ~Screen_VisibleCursor;
1420} 1570}
1421 1571
1422/* ------------------------------------------------------------------------- */ 1572/* ------------------------------------------------------------------------- */
1423/* 1573/*
1424 * Set/unset automatic wrapping 1574 * Set/unset automatic wrapping
1425 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1575 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1426 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1576 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1427 */ 1577 */
1428/* EXTPROTO */
1429void 1578void
1430rxvt_scr_autowrap(pR_ int mode) 1579rxvt_term::scr_autowrap (int mode) NOTHROW
1431{ 1580{
1432 if (mode) 1581 if (mode)
1433 R->screen.flags |= Screen_Autowrap; 1582 screen.flags |= Screen_Autowrap;
1434 else 1583 else
1435 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1584 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1436} 1585}
1437 1586
1438/* ------------------------------------------------------------------------- */ 1587/* ------------------------------------------------------------------------- */
1439/* 1588/*
1440 * Set/unset margin origin mode 1589 * Set/unset margin origin mode
… …
1443 * Relative mode: line numbers are relative to top margin of scrolling region 1592 * Relative mode: line numbers are relative to top margin of scrolling region
1444 * and the cursor cannot be moved outside. 1593 * and the cursor cannot be moved outside.
1445 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1594 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1446 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1595 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1447 */ 1596 */
1448/* EXTPROTO */
1449void 1597void
1450rxvt_scr_relative_origin(pR_ int mode) 1598rxvt_term::scr_relative_origin (int mode) NOTHROW
1451{ 1599{
1452 if (mode) 1600 if (mode)
1453 R->screen.flags |= Screen_Relative; 1601 screen.flags |= Screen_Relative;
1454 else 1602 else
1455 R->screen.flags &= ~Screen_Relative; 1603 screen.flags &= ~Screen_Relative;
1604
1456 rxvt_scr_gotorc(aR_ 0, 0, 0); 1605 scr_gotorc (0, 0, 0);
1457} 1606}
1458 1607
1459/* ------------------------------------------------------------------------- */ 1608/* ------------------------------------------------------------------------- */
1460/* 1609/*
1461 * Set insert/replace mode 1610 * Set insert/replace mode
1462 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1611 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1463 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1612 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1464 */ 1613 */
1465/* EXTPROTO */
1466void 1614void
1467rxvt_scr_insert_mode(pR_ int mode) 1615rxvt_term::scr_insert_mode (int mode) NOTHROW
1468{ 1616{
1469 if (mode) 1617 if (mode)
1470 R->screen.flags |= Screen_Insert; 1618 screen.flags |= Screen_Insert;
1471 else 1619 else
1472 R->screen.flags &= ~Screen_Insert; 1620 screen.flags &= ~Screen_Insert;
1473} 1621}
1474 1622
1475/* ------------------------------------------------------------------------- */ 1623/* ------------------------------------------------------------------------- */
1476/* 1624/*
1477 * Set/Unset tabs 1625 * Set/Unset tabs
1478 * XTERM_SEQ: Set tab at current column : ESC H 1626 * XTERM_SEQ: Set tab at current column : ESC H
1479 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1627 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1480 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1628 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1481 */ 1629 */
1482/* EXTPROTO */
1483void 1630void
1484rxvt_scr_set_tab(pR_ int mode) 1631rxvt_term::scr_set_tab (int mode) NOTHROW
1485{ 1632{
1486 if (mode < 0) 1633 if (mode < 0)
1487 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1634 memset (tabs, 0, ncol);
1488 else if (R->screen.cur.col < R->TermWin.ncol) 1635 else if (screen.cur.col < ncol)
1489 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1636 tabs [screen.cur.col] = !!mode;
1490} 1637}
1491 1638
1492/* ------------------------------------------------------------------------- */ 1639/* ------------------------------------------------------------------------- */
1493/* 1640/*
1494 * Set reverse/normal video 1641 * Set reverse/normal video
1495 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1642 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1496 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1643 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1497 */ 1644 */
1498/* EXTPROTO */
1499void 1645void
1500rxvt_scr_rvideo_mode(pR_ int mode) 1646rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1501{ 1647{
1502 XGCValues gcvalue; 1648 rvideo_mode = on;
1503 1649
1504 if (R->rvideo != mode) { 1650#ifndef NO_BELL
1505 R->rvideo = mode; 1651 on ^= rvideo_bell;
1506 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1652#endif
1507#if defined(XPM_BACKGROUND) 1653
1654 if (rvideo_state != on)
1655 {
1656 rvideo_state = on;
1657
1658 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1659#ifdef HAVE_BG_PIXMAP
1508 if (R->bgPixmap.pixmap == None) 1660 if (bgPixmap.pixmap == None)
1509#endif 1661#endif
1510#if defined(TRANSPARENT) 1662 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1511 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1512#endif
1513 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1514 R->PixColors[Color_bg]);
1515 1663
1664 XGCValues gcvalue;
1516 gcvalue.foreground = R->PixColors[Color_fg]; 1665 gcvalue.foreground = pix_colors[Color_fg];
1517 gcvalue.background = R->PixColors[Color_bg]; 1666 gcvalue.background = pix_colors[Color_bg];
1518 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1667 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1519 &gcvalue); 1668
1520 rxvt_scr_clear(aR); 1669 scr_clear ();
1521 rxvt_scr_touch(aR_ True); 1670 scr_touch (true);
1522 } 1671 }
1523} 1672}
1524 1673
1525/* ------------------------------------------------------------------------- */ 1674/* ------------------------------------------------------------------------- */
1526/* 1675/*
1527 * Report current cursor position 1676 * Report current cursor position
1528 * XTERM_SEQ: Report position: ESC [ 6 n 1677 * XTERM_SEQ: Report position: ESC [ 6 n
1529 */ 1678 */
1530/* EXTPROTO */
1531void 1679void
1532rxvt_scr_report_position(pR) 1680rxvt_term::scr_report_position () NOTHROW
1533{ 1681{
1534 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1682 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1535} 1683}
1536 1684
1537/* ------------------------------------------------------------------------- * 1685/* ------------------------------------------------------------------------- *
1538 * FONTS * 1686 * FONTS *
1539 * ------------------------------------------------------------------------- */ 1687 * ------------------------------------------------------------------------- */
1540 1688
1541/* 1689/*
1542 * Set font style 1690 * Set font style
1543 */ 1691 */
1544/* INTPROTO */
1545void 1692void
1546rxvt_set_font_style(pR) 1693rxvt_term::set_font_style () NOTHROW
1547{ 1694{
1695#if 0
1548 switch (R->charsets[R->screen.charset]) { 1696 switch (charsets [screen.charset])
1697 {
1549 case '0': /* DEC Special Character & Line Drawing Set */ 1698 case '0': /* DEC Special Character & Line Drawing Set */
1550 break; 1699 break;
1551 case 'A': /* United Kingdom (UK) */ 1700 case 'A': /* United Kingdom (UK) */
1552 break; 1701 break;
1553 case 'B': /* United States (USASCII) */ 1702 case 'B': /* United States (USASCII) */
1554 break; 1703 break;
1555 case '<': /* Multinational character set */ 1704 case '<': /* Multinational character set */
1556 break; 1705 break;
1557 case '5': /* Finnish character set */ 1706 case '5': /* Finnish character set */
1558 break; 1707 break;
1559 case 'C': /* Finnish character set */ 1708 case 'C': /* Finnish character set */
1560 break; 1709 break;
1561 case 'K': /* German character set */ 1710 case 'K': /* German character set */
1562 break; 1711 break;
1563 } 1712 }
1713#endif
1564} 1714}
1565 1715
1566/* ------------------------------------------------------------------------- */ 1716/* ------------------------------------------------------------------------- */
1567/* 1717/*
1568 * Choose a font 1718 * Choose a font
1569 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1719 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1570 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1720 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1571 * XTERM_SEQ: Invoke G2 character set: ESC N 1721 * XTERM_SEQ: Invoke G2 character set: ESC N
1572 * XTERM_SEQ: Invoke G3 character set: ESC O 1722 * XTERM_SEQ: Invoke G3 character set: ESC O
1573 */ 1723 */
1574/* EXTPROTO */
1575void 1724void
1576rxvt_scr_charset_choose(pR_ int set) 1725rxvt_term::scr_charset_choose (int set) NOTHROW
1577{ 1726{
1578 R->screen.charset = set; 1727 screen.charset = set;
1579 rxvt_set_font_style(aR); 1728 set_font_style ();
1580} 1729}
1581 1730
1582/* ------------------------------------------------------------------------- */ 1731/* ------------------------------------------------------------------------- */
1583/* 1732/*
1584 * Set a font 1733 * Set a font
… …
1586 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1735 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1587 * XTERM_SEQ: Set G2 character set: ESC * <C> 1736 * XTERM_SEQ: Set G2 character set: ESC * <C>
1588 * XTERM_SEQ: Set G3 character set: ESC + <C> 1737 * XTERM_SEQ: Set G3 character set: ESC + <C>
1589 * See set_font_style for possible values for <C> 1738 * See set_font_style for possible values for <C>
1590 */ 1739 */
1591/* EXTPROTO */
1592void 1740void
1593rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1741rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1594{ 1742{
1595 R->charsets[set] = (unsigned char)ch; 1743 charsets[set] = (unsigned char)ch;
1596 rxvt_set_font_style(aR); 1744 set_font_style ();
1597} 1745}
1598 1746
1599
1600/* ------------------------------------------------------------------------- *
1601 * GRAPHICS COLOURS *
1602 * ------------------------------------------------------------------------- */
1603
1604#ifdef RXVT_GRAPHICS
1605/* EXTPROTO */
1606int
1607rxvt_scr_get_fgcolor(pR)
1608{
1609 return GET_FGCOLOR(R->rstyle);
1610}
1611
1612/* ------------------------------------------------------------------------- */
1613/* EXTPROTO */
1614int
1615rxvt_scr_get_bgcolor(pR)
1616{
1617 return GET_BGCOLOR(R->rstyle);
1618}
1619#endif
1620 1747
1621/* ------------------------------------------------------------------------- * 1748/* ------------------------------------------------------------------------- *
1622 * MAJOR SCREEN MANIPULATION * 1749 * MAJOR SCREEN MANIPULATION *
1623 * ------------------------------------------------------------------------- */ 1750 * ------------------------------------------------------------------------- */
1624 1751
1625/* 1752/*
1753 * refresh matching text.
1754 */
1755bool
1756rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1757{
1758 bool found = false;
1759
1760 for (int i = 0; i < nrow; i++)
1761 {
1762 rend_t *drp = drawn_buf[i].r;
1763
1764 for (int col = 0; col < ncol; col++, drp++)
1765 if ((*drp & mask) == value)
1766 {
1767 found = true;
1768 *drp = ~value;
1769 }
1770 }
1771
1772 return found;
1773}
1774
1775/*
1626 * Refresh an area 1776 * Refresh an area
1627 */ 1777 */
1628enum { 1778enum {
1629 PART_BEG = 0, 1779 PART_BEG = 0,
1630 PART_END, 1780 PART_END,
1631 RC_COUNT 1781 RC_COUNT
1632}; 1782};
1633 1783
1634/* EXTPROTO */
1635void 1784void
1636rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1785rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1637{ 1786{
1638 int i; 1787 int i;
1639 row_col_t rc[RC_COUNT]; 1788 row_col_t rc[RC_COUNT];
1640 1789
1641 if (R->drawn_text == NULL) /* sanity check */ 1790 if (!drawn_buf) /* sanity check */
1642 return; 1791 return;
1643 1792
1644#ifdef DEBUG_STRICT 1793#ifndef NO_SLOW_LINK_SUPPORT
1645 x = max(x, (int)R->TermWin.int_bwidth); 1794 if (refresh_type == FAST_REFRESH && !display->is_local)
1646 x = min(x, (int)R->TermWin.width); 1795 {
1647 y = max(y, (int)R->TermWin.int_bwidth); 1796 y = 0;
1648 y = min(y, (int)R->TermWin.height); 1797 eheight = height;
1798 }
1649#endif 1799#endif
1650 1800
1651/* round down */ 1801 /* round down */
1652 rc[PART_BEG].col = Pixel2Col(x); 1802 rc[PART_BEG].col = Pixel2Col (x);
1653 rc[PART_BEG].row = Pixel2Row(y); 1803 rc[PART_BEG].row = Pixel2Row (y);
1654/* round up */ 1804 /* round up */
1655 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1805 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1656 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1806 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1657 1807
1658/* sanity checks */ 1808 /* sanity checks */
1659 for (i = PART_BEG; i < RC_COUNT; i++) { 1809 for (i = PART_BEG; i < RC_COUNT; i++)
1660 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1661 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1662 } 1810 {
1663 1811 min_it (rc[i].col, ncol - 1);
1664 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)); 1812 min_it (rc[i].row, nrow - 1);
1665 1813 }
1814// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1666 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1815 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1667 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1816 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1668 (rc[PART_END].col - rc[PART_BEG].col + 1));
1669 1817
1818 num_scr_allow = 0;
1819
1670 if (refresh) 1820 if (refresh)
1671 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1821 scr_refresh ();
1672} 1822}
1673 1823
1674/* ------------------------------------------------------------------------- */ 1824/* ------------------------------------------------------------------------- */
1675/* 1825/*
1676 * Refresh the entire screen 1826 * Refresh the entire screen
1677 */ 1827 */
1678/* EXTPROTO */
1679void 1828void
1680rxvt_scr_touch(pR_ Bool refresh) 1829rxvt_term::scr_touch (bool refresh) NOTHROW
1681{ 1830{
1682 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1831 scr_expose (0, 0, width, height, refresh);
1683} 1832}
1684 1833
1685/* ------------------------------------------------------------------------- */ 1834/* ------------------------------------------------------------------------- */
1686/* 1835/*
1687 * Move the display so that the line represented by scrollbar value Y is at 1836 * Move the display so that the line represented by scrollbar value Y is at
1688 * the top of the screen 1837 * the top of the screen
1689 */ 1838 */
1690/* EXTPROTO */ 1839void
1691int
1692rxvt_scr_move_to(pR_ int y, int len) 1840rxvt_term::scr_move_to (int y, int len) NOTHROW
1693{ 1841{
1694 long p = 0; 1842 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1695 uint16_t oldviewstart;
1696
1697 oldviewstart = R->TermWin.view_start;
1698 if (y < len) {
1699 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1700 p -= (long)(R->TermWin.nrow - 1);
1701 p = max(p, 0);
1702 }
1703 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1704 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1705
1706 return rxvt_scr_changeview(aR_ oldviewstart);
1707} 1843}
1708 1844
1709/* ------------------------------------------------------------------------- */ 1845/* ------------------------------------------------------------------------- */
1710/* 1846/*
1711 * Page the screen up/down nlines 1847 * Page the screen up/down nlines
1712 * direction should be UP or DN 1848 * direction should be UP or DN
1713 */ 1849 */
1714/* EXTPROTO */ 1850bool
1715int
1716rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1851rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1717{ 1852{
1718 int n; 1853 int new_view_start =
1719 uint16_t oldviewstart; 1854 direction == UP ? view_start - nlines
1855 : view_start + nlines;
1720 1856
1721 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1722#ifdef DEBUG_STRICT
1723 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1724#endif
1725 oldviewstart = R->TermWin.view_start;
1726 if (direction == UP) {
1727 n = R->TermWin.view_start + nlines;
1728 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1729 } else {
1730 n = R->TermWin.view_start - nlines;
1731 R->TermWin.view_start = max(n, 0);
1732 }
1733 return rxvt_scr_changeview(aR_ oldviewstart); 1857 return scr_changeview (new_view_start);
1734} 1858}
1735 1859
1736/* INTPROTO */ 1860bool
1737int 1861rxvt_term::scr_changeview (int new_view_start) NOTHROW
1738rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1739{ 1862{
1740 if (R->TermWin.view_start != oldviewstart) { 1863 clamp_it (new_view_start, top_row, 0);
1864
1865 if (new_view_start == view_start)
1866 return false;
1867
1868 num_scr += new_view_start - view_start;
1869 view_start = new_view_start;
1741 R->want_refresh = 1; 1870 want_refresh = 1;
1742#ifdef RXVT_GRAPHICS
1743 if (rxvt_Gr_Displayed(aR))
1744 rxvt_Gr_scroll(aR_ 0);
1745#endif
1746 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1747 }
1748 return (int)(R->TermWin.view_start - oldviewstart);
1749}
1750 1871
1751/* ------------------------------------------------------------------------- */ 1872 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1752/* EXTPROTO */ 1873
1753void 1874 return true;
1754rxvt_scr_bell(pR) 1875}
1755{ 1876
1756#ifndef NO_BELL 1877#ifndef NO_BELL
1878void
1879rxvt_term::bell_cb (ev::timer &w, int revents)
1880{
1881 rvideo_bell = false;
1882 scr_rvideo_mode (rvideo_mode);
1883 refresh_check ();
1884}
1885#endif
1886
1887/* ------------------------------------------------------------------------- */
1888void
1889rxvt_term::scr_bell () NOTHROW
1890{
1891#ifndef NO_BELL
1892
1757# ifndef NO_MAPALERT 1893# ifndef NO_MAPALERT
1758# ifdef MAPALERT_OPTION 1894# ifdef MAPALERT_OPTION
1759 if (R->Options & Opt_mapAlert) 1895 if (option (Opt_mapAlert))
1760# endif 1896# endif
1761 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1897 XMapWindow (dpy, parent[0]);
1762# endif 1898# endif
1899
1900# if ENABLE_FRILLS
1901 if (option (Opt_urgentOnBell))
1902 {
1903 if (XWMHints *h = XGetWMHints(dpy, parent[0]))
1904 {
1905 h->flags |= XUrgencyHint;
1906 XSetWMHints (dpy, parent[0], h);
1907 }
1908 }
1909# endif
1910
1763 if (R->Options & Opt_visualBell) { 1911 if (option (Opt_visualBell))
1764 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1912 {
1765 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1913 rvideo_bell = true;
1914 scr_rvideo_mode (rvideo_mode);
1915 flush ();
1916
1917 bell_ev.start (VISUAL_BELL_DURATION);
1918 }
1766 } else 1919 else
1767 XBell(R->Xdisplay, 0); 1920 XBell (dpy, 0);
1768#endif 1921#endif
1769} 1922}
1770 1923
1771/* ------------------------------------------------------------------------- */ 1924/* ------------------------------------------------------------------------- */
1772/* ARGSUSED */ 1925/* ARGSUSED */
1773/* EXTPROTO */
1774void 1926void
1775rxvt_scr_printscreen(pR_ int fullhist) 1927rxvt_term::scr_printscreen (int fullhist) NOTHROW
1776{ 1928{
1777#ifdef PRINTPIPE 1929#ifdef PRINTPIPE
1778 int i, r1, nrows, row_offset; 1930 int nrows, row_start;
1779 text_t *t; 1931 FILE *fd;
1780 FILE *fd;
1781 1932
1782 if ((fd = rxvt_popen_printer(aR)) == NULL) 1933 if ((fd = popen_printer ()) == NULL)
1783 return; 1934 return;
1784 nrows = R->TermWin.nrow; 1935
1785 row_offset = R->TermWin.saveLines;
1786 if (!fullhist) 1936 if (fullhist)
1787 row_offset -= R->TermWin.view_start;
1788 else {
1789 nrows += R->TermWin.nscrolled;
1790 row_offset -= R->TermWin.nscrolled;
1791 } 1937 {
1938 nrows = nrow - top_row;
1939 row_start = top_row;
1940 }
1941 else
1942 {
1943 nrows = nrow;
1944 row_start = view_start;
1945 }
1792 1946
1947 wctomb (0, 0);
1948
1793 for (r1 = 0; r1 < nrows; r1++) { 1949 for (int r1 = 0; r1 < nrows; r1++)
1794 t = R->screen.text[r1 + row_offset];
1795 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1796 if (!isspace(t[i]))
1797 break;
1798 fprintf(fd, "%.*s\n", (i + 1), t);
1799 } 1950 {
1951 text_t *tp = ROW(r1).t;
1952 int len = ROW(r1).l;
1953
1954 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1955 {
1956 char mb[MB_LEN_MAX];
1957 text_t t = *tp++;
1958 if (t == NOCHAR)
1959 continue;
1960
1961 len = wctomb (mb, t);
1962
1963 if (len <= 0)
1964 {
1965 mb[0] = ' ';
1966 len = 1;
1967 }
1968
1969 fwrite (mb, 1, len, fd);
1970 }
1971
1972 fputc ('\n', fd);
1973 }
1974
1800 rxvt_pclose_printer(fd); 1975 pclose_printer (fd);
1801#endif 1976#endif
1802} 1977}
1803 1978
1804/* ------------------------------------------------------------------------- */ 1979/* ------------------------------------------------------------------------- */
1805/* 1980/*
1806 * Refresh the screen 1981 * Refresh the screen
1807 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1982 * drawn_text/drawn_rend contain the screen information before the update.
1808 * R->screen.text/R->screen.rend contain what the screen will change to. 1983 * screen.text/screen.rend contain what the screen will change to.
1984 */
1985void
1986rxvt_term::scr_refresh () NOTHROW
1987{
1988 unsigned char have_bg,
1989 showcursor; /* show the cursor */
1990 int16_t col, row, /* column/row we're processing */
1991 ocrow; /* old cursor row */
1992 int i; /* tmp */
1993#ifndef NO_CURSORCOLOR
1994 rend_t cc1; /* store colours at cursor position (s) */
1995#endif
1996 rend_t *crp; // cursor rendition pointer
1997 rend_t ccol1, /* Cursor colour */
1998 ccol2; /* Cursor colour2 */
1999
2000 want_refresh = 0; /* screen is current */
2001
2002 if (refresh_type == NO_REFRESH || !mapped)
2003 return;
2004
2005 /*
2006 * A: set up vars
1809 */ 2007 */
2008 refresh_count = 0;
1810 2009
1811#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2010 have_bg = 0;
1812# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2011#ifdef HAVE_BG_PIXMAP
1813# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2012 have_bg = bgPixmap.pixmap != None;
2013#endif
2014 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2015
2016 /*
2017 * B: reverse any characters which are selected
2018 */
2019 scr_reverse_selection ();
2020
2021 /*
2022 * C: set the cursor character (s)
2023 */
2024 {
2025 unsigned char setoldcursor;
2026
2027 showcursor = (screen.flags & Screen_VisibleCursor);
2028#ifdef CURSOR_BLINK
2029 if (hidden_cursor)
2030 showcursor = 0;
2031#endif
2032
2033 if (showcursor)
2034 {
2035 int col = screen.cur.col;
2036
2037 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2038 col--;
2039
2040 crp = &ROW(screen.cur.row).r[col];
2041
2042#ifndef NO_CURSORCOLOR
2043 cc1 = *crp & (RS_fgMask | RS_bgMask);
2044 if (ISSET_PIXCOLOR (Color_cursor))
2045 ccol1 = Color_cursor;
2046 else
2047#endif
2048#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2049 ccol1 = fgcolor_of (rstyle);
1814#else 2050#else
1815# define MONO_BOLD(x) \ 2051 ccol1 = Color_fg;
1816 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1817# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1818#endif 2052#endif
1819 2053
1820#define FONT_WIDTH(X, Y) \
1821 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1822#define FONT_RBEAR(X, Y) \
1823 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1824#define FONT_LBEAR(X, Y) \
1825 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1826#define IS_FONT_CHAR(X, Y) \
1827 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1828
1829/* EXTPROTO */
1830void
1831rxvt_scr_refresh(pR_ unsigned char refresh_type)
1832{
1833 unsigned char clearfirst, /* first character writes before cell */
1834 clearlast, /* last character writes beyond cell */
1835 must_clear, /* use draw_string not draw_image_string */
1836#ifndef NO_BOLDFONT
1837 bfont, /* we've changed font to bold font */
1838#endif
1839 rvid, /* reverse video this position */
1840 wbyte, /* we're in multibyte */
1841 showcursor; /* show the cursor */
1842 int fore, back; /* desired foreground/background */
1843 int16_t col, row, /* column/row we're processing */
1844 ocrow; /* old cursor row */
1845 int cursorwidth;
1846 int i, /* tmp */
1847 row_offset; /* basic offset in screen structure */
1848#ifndef NO_CURSORCOLOR 2054#ifndef NO_CURSORCOLOR
1849 rend_t cc1; /* store colours at cursor position(s) */
1850 rend_t cc2; /* store colours at cursor position(s) */
1851#endif
1852 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1853 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1854 char *buffer; /* local copy of R->buffer */
1855
1856 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1857 return;
1858
1859 /*
1860 * A: set up vars
1861 */
1862 clearfirst = clearlast = must_clear = wbyte = 0;
1863#ifndef NO_BOLDFONT
1864 bfont = 0;
1865#endif
1866
1867 if (R->currmaxcol < R->TermWin.ncol)
1868 {
1869 R->currmaxcol = R->TermWin.ncol;
1870 R->buffer = (char *)rxvt_realloc (R->buffer,
1871 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1872 }
1873
1874 buffer = R->buffer;
1875 R->refresh_count = 0;
1876
1877 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1878
1879 if ((refresh_type & REFRESH_BOUNDS))
1880 {
1881 clearfirst = clearlast = 1;
1882 R->refresh_type &= ~REFRESH_BOUNDS;
1883 }
1884
1885#if defined(XPM_BACKGROUND)
1886 must_clear |= (R->bgPixmap.pixmap != None);
1887#endif
1888#if defined(TRANSPARENT)
1889 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1890#endif
1891 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1892
1893/*
1894 * B: reverse any characters which are selected
1895 */
1896 rxvt_scr_reverse_selection(aR);
1897
1898/*
1899 * C: set the cursor character(s)
1900 */
1901 {
1902 unsigned char setoldcursor;
1903 rend_t ccol1, /* Cursor colour */
1904 ccol2; /* Cursor colour2 */
1905
1906 showcursor = (R->screen.flags & Screen_VisibleCursor);
1907 cursorwidth = 0;
1908#ifdef CURSOR_BLINK
1909 if (R->hidden_cursor)
1910 showcursor = 0;
1911#endif
1912
1913 cursorwidth = 0;
1914
1915 if (showcursor)
1916 {
1917 cursorwidth++;
1918
1919 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1920 [R->screen.cur.col]);
1921
1922 if (showcursor && R->TermWin.focus)
1923 {
1924 *srp ^= RS_RVid;
1925#ifndef NO_CURSORCOLOR
1926 cc1 = *srp & (RS_fgMask | RS_bgMask);
1927 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2055 if (ISSET_PIXCOLOR (Color_cursor2))
1928 ccol1 = Color_cursor; 2056 ccol2 = Color_cursor2;
1929 else 2057 else
2058#endif
1930#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2059#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1931 ccol1 = GET_FGCOLOR(R->rstyle); 2060 ccol2 = bgcolor_of (rstyle);
1932#else 2061#else
1933 ccol1 = Color_fg; 2062 ccol2 = Color_bg;
1934#endif 2063#endif
1935 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2064
1936 ccol2 = Color_cursor2; 2065 if (showcursor && focus)
2066 {
2067 if (option (Opt_cursorUnderline))
2068 *crp ^= RS_Uline;
1937 else 2069 else
1938#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2070 {
1939 ccol2 = GET_BGCOLOR(R->rstyle); 2071 *crp ^= RS_RVid;
1940#else
1941 ccol2 = Color_bg;
1942#endif
1943 *srp = SET_FGCOLOR(*srp, ccol1); 2072 *crp = SET_FGCOLOR (*crp, ccol1);
1944 *srp = SET_BGCOLOR(*srp, ccol2); 2073 *crp = SET_BGCOLOR (*crp, ccol2);
1945#endif
1946 }
1947
1948 while (IS_WIDE (*srp))
1949 cursorwidth++, srp++;
1950 }
1951
1952 /* make sure no outline cursor is left around */
1953 setoldcursor = 0;
1954 if (ocrow != -1) {
1955 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1956 || R->screen.cur.col != R->oldcursor.col) {
1957 if (ocrow < R->TermWin.nrow
1958 && R->oldcursor.col < R->TermWin.ncol) {
1959 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1960 } 2074 }
1961 if (R->TermWin.focus || !showcursor)
1962 R->oldcursor.row = -1;
1963 else
1964 setoldcursor = 1;
1965 }
1966 } else if (!R->TermWin.focus)
1967 setoldcursor = 1;
1968 if (setoldcursor) {
1969 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1970 R->oldcursor.row = -1;
1971 else {
1972 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1973 R->oldcursor.col = R->screen.cur.col;
1974 } 2075 }
1975 } 2076 }
2077
2078 /* make sure no outline cursor is left around */
2079 setoldcursor = 0;
2080 if (ocrow != -1)
2081 {
2082 if (screen.cur.row - view_start != ocrow
2083 || screen.cur.col != oldcursor.col)
2084 {
2085 if (ocrow < nrow
2086 && oldcursor.col < ncol)
2087 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2088
2089 if (focus || !showcursor)
2090 oldcursor.row = -1;
2091 else
2092 setoldcursor = 1;
2093 }
1976 } 2094 }
2095 else if (!focus)
2096 setoldcursor = 1;
2097
2098 if (setoldcursor)
2099 {
2100 if (screen.cur.row - view_start >= nrow)
2101 oldcursor.row = -1;
2102 else
2103 {
2104 oldcursor.row = screen.cur.row - view_start;
2105 oldcursor.col = screen.cur.col;
2106 }
2107 }
2108 }
2109
2110 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2111#if ENABLE_OVERLAY
2112 scr_swap_overlay ();
2113#endif
1977 2114
1978#ifndef NO_SLOW_LINK_SUPPORT 2115#ifndef NO_SLOW_LINK_SUPPORT
1979/* 2116 /*
1980 * D: CopyArea pass - very useful for slower links 2117 * D: CopyArea pass - very useful for slower links
1981 * This has been deliberately kept simple. 2118 * This has been deliberately kept simple.
1982 */ 2119 */
1983 i = R->num_scr; 2120 if (!display->is_local
1984 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2121 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
1985 && abs(i) < R->TermWin.nrow && !must_clear) 2122 && abs (num_scr) < nrow && !have_bg)
1986 { 2123 {
1987 int16_t nits; 2124 int16_t nits;
1988 int j; 2125 int i = num_scr;
1989 rend_t *drp2; 2126 int j;
1990 text_t *dtp2; 2127 int len, wlen;
1991 int len, wlen; 2128 dLocal (int, num_scr);
1992 2129
1993 j = R->TermWin.nrow; 2130 j = nrow;
1994 wlen = len = -1; 2131 wlen = len = -1;
1995 row = i > 0 ? 0 : j - 1; 2132 row = i > 0 ? 0 : j - 1;
2133
1996 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2134 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
1997 { 2135 {
1998 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2136 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
1999 { 2137 {
2000 stp = R->screen.text[row + row_offset]; 2138 line_t s = ROW(view_start + row);
2001 srp = R->screen.rend[row + row_offset];
2002 dtp = R->drawn_text[row]; 2139 line_t d = drawn_buf[row];
2003 dtp2 = R->drawn_text[row + i]; 2140 line_t d2 = drawn_buf[row + i];
2004 drp = R->drawn_rend[row];
2005 drp2 = R->drawn_rend[row + i];
2006 2141
2007 for (nits = 0, col = R->TermWin.ncol; col--; ) 2142 for (nits = 0, col = ncol; col--; )
2008 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2143 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2009 nits--; 2144 nits--;
2010 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2145 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2011 nits++; 2146 nits++;
2012 2147
2013 if (nits > 8) /* XXX: arbitrary choice */ 2148 if (nits > 8) /* XXX: arbitrary choice */
2149 {
2150 for (col = ncol; col--; )
2151 {
2152 *d.t++ = *d2.t++;
2153 *d.r++ = *d2.r++;
2154 }
2155
2156 if (len == -1)
2157 len = row;
2158
2159 wlen = row;
2160 continue;
2161 }
2162 }
2163
2164 if (len >= 0)
2165 {
2166 /* also comes here at end if needed because of >= above */
2167 if (wlen < len)
2168 ::swap (wlen, len);
2169
2170 XGCValues gcv;
2171
2172 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2173 XCopyArea (dpy, vt, vt,
2174 gc, 0, Row2Pixel (len + i),
2175 (unsigned int)this->width,
2176 (unsigned int)Height2Pixel (wlen - len + 1),
2177 0, Row2Pixel (len));
2178 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2179
2180 len = -1;
2181 }
2182 }
2183 }
2184#endif
2185
2186 /*
2187 * E: main pass across every character
2188 */
2189 for (row = 0; row < nrow; row++)
2190 {
2191 text_t *stp = ROW(view_start + row).t;
2192 rend_t *srp = ROW(view_start + row).r;
2193 text_t *dtp = drawn_buf[row].t;
2194 rend_t *drp = drawn_buf[row].r;
2195
2196 /*
2197 * E2: OK, now the real pass
2198 */
2199 int ypixel = (int)Row2Pixel (row);
2200
2201 for (col = 0; col < ncol; col++)
2202 {
2203 /* compare new text with old - if exactly the same then continue */
2204 if (stp[col] == dtp[col] /* Must match characters to skip. */
2205 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2206 || (stp[col] == ' ' /* space w/ no background change */
2207 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2208 continue;
2209
2210 // redraw one or more characters
2211
2212 // seek to the beginning of wide characters
2213 while (stp[col] == NOCHAR && col > 0)
2214 --col;
2215
2216 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2217 text_t *text = stp + col;
2218 int count = 1;
2219
2220 dtp[col] = stp[col];
2221 drp[col] = rend;
2222
2223 int xpixel = Col2Pixel (col);
2224
2225 for (i = 0; ++col < ncol; )
2226 {
2227 if (stp[col] == NOCHAR)
2228 {
2229 dtp[col] = stp[col];
2230 drp[col] = rend;
2231 count++;
2232 i++;
2233
2234 continue;
2235 }
2236
2237 if (!RS_SAME (rend, srp[col]))
2238 break;
2239
2240 count++;
2241
2242 if (stp[col] != dtp[col]
2243 || !RS_SAME (srp[col], drp[col]))
2244 {
2245 if (have_bg && (i++ > count / 2))
2246 break;
2247
2248 dtp[col] = stp[col];
2249 drp[col] = rend;
2250 i = 0;
2251 }
2252 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2253 break;
2254 }
2255
2256 col--; /* went one too far. move back */
2257 count -= i; /* dump any matching trailing chars */
2258
2259 // sometimes we optimize away the trailing NOCHAR's, add them back
2260 while (i && text[count] == NOCHAR)
2261 count++, i--;
2262
2263 /*
2264 * Determine the attributes for the string
2265 */
2266 int fore = fgcolor_of (rend); // desired foreground
2267 int back = bgcolor_of (rend); // desired background
2268
2269 // only do special processing if any attributes are set, which is unlikely
2270 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2271 {
2272 bool invert = rend & RS_RVid;
2273
2274#ifndef NO_BOLD_UNDERLINE_REVERSE
2275 if (rend & RS_Bold && fore == Color_fg)
2276 {
2277 if (ISSET_PIXCOLOR (Color_BD))
2278 fore = Color_BD;
2279# if !ENABLE_STYLES
2280 else
2281 invert = !invert;
2282# endif
2283 }
2284
2285 if (rend & RS_Italic && fore == Color_fg)
2286 {
2287 if (ISSET_PIXCOLOR (Color_IT))
2288 fore = Color_IT;
2289# if !ENABLE_STYLES
2290 else
2291 invert = !invert;
2292# endif
2293 }
2294
2295 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2296 fore = Color_UL;
2297#endif
2298
2299 if (invert)
2300 {
2301#ifdef OPTION_HC
2302 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2303 || !ISSET_PIXCOLOR (Color_HC))
2304#endif
2305 /* invert the column if no highlightColor is set or it is the
2306 * current cursor column */
2307 ::swap (fore, back);
2308#ifdef OPTION_HC
2309 else if (ISSET_PIXCOLOR (Color_HC))
2310 back = Color_HC;
2311#endif
2312
2313#ifndef NO_BOLD_UNDERLINE_REVERSE
2314# ifndef OPTION_HC
2315 if (ISSET_PIXCOLOR (Color_RV))
2316 back = Color_RV;
2317# endif
2318 if (fore == back)
2319 {
2320 fore = Color_bg;
2321 back = Color_fg;
2322 }
2323#endif
2324 }
2325
2326#ifdef TEXT_BLINK
2327 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2328 {
2329 if (!text_blink_ev.is_active ())
2330 {
2331 text_blink_ev.again ();
2332 hidden_text = 0;
2333 }
2334 else if (hidden_text)
2335 fore = back;
2336 }
2337#endif
2338
2339#if ENABLE_STYLES
2340 // "careful" (too wide) character handling
2341
2342 // include previous careful character(s) if possible, looks nicer (best effort...)
2343 while (text > stp
2344 && srp[text - stp - 1] & RS_Careful
2345 && RS_SAME (rend, srp[text - stp - 1]))
2346 text--, count++, xpixel -= fwidth;
2347
2348 // force redraw after "careful" characters to avoid pixel droppings
2349 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2350 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2351
2352 // force redraw before "careful" characters to avoid pixel droppings
2353 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2354 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2355#endif
2356 }
2357
2358 /*
2359 * Actually do the drawing of the string here
2360 */
2361 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2362
2363 if (have_bg && back == Color_bg)
2364 {
2365 // this is very ugly, maybe push it into ->draw?
2366
2367 for (i = 0; i < count; i++) /* don't draw empty strings */
2368 if (text[i] != ' ')
2014 { 2369 {
2015 for (col = R->TermWin.ncol; col--; ) 2370 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2016 { 2371 goto did_clear;
2017 *dtp++ = *dtp2++;
2018 *drp++ = *drp2++;
2019 }
2020
2021 if (len == -1)
2022 len = row;
2023
2024 wlen = row;
2025 continue;
2026 } 2372 }
2373
2374 CLEAR_CHARS (xpixel, ypixel, count);
2375 did_clear: ;
2027 } 2376 }
2377 else
2378 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2028 2379
2029 if (len != -1) 2380 if (rend & RS_Uline && font->descent > 1 && fore != back)
2030 { 2381 {
2031 /* also comes here at end if needed because of >= above */ 2382#if ENABLE_FRILLS
2032 if (wlen < len) 2383 if (ISSET_PIXCOLOR (Color_underline))
2033 SWAP_IT(wlen, len, int); 2384 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2034 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2035 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2036 R->TermWin.gc, 0, Row2Pixel(len + i),
2037 (unsigned int)TermWin_TotalWidth(),
2038 (unsigned int)Height2Pixel(wlen - len + 1),
2039 0, Row2Pixel(len));
2040 len = -1;
2041 }
2042 }
2043 }
2044#endif
2045
2046/*
2047 * E: main pass across every character
2048 */
2049 for (row = 0; row < R->TermWin.nrow; row++)
2050 {
2051 stp = R->screen.text[row + row_offset];
2052 srp = R->screen.rend[row + row_offset];
2053 dtp = R->drawn_text[row];
2054 drp = R->drawn_rend[row];
2055
2056/*
2057 * E2: OK, now the real pass
2058 */
2059 int ypixel = (int)Row2Pixel(row);
2060
2061 for (col = 0; col < R->TermWin.ncol; col++)
2062 {
2063 /* compare new text with old - if exactly the same then continue */
2064 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2065
2066 if (stp[col] == dtp[col] /* Must match characters to skip. */
2067 && (rend == drp[col] /* Either rendition the same or */
2068 || (stp[col] == ' ' /* space w/ no background change */
2069 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2070 continue;
2071
2072 text_t *text = stp + col;
2073 int count = 1;
2074
2075 /* redraw one or more characters */
2076
2077 dtp[col] = stp[col];
2078 drp[col] = rend;
2079
2080 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2081 continue;
2082
2083 int xpixel = Col2Pixel(col);
2084
2085 // this loop looks very messy, it can probably be optimized
2086 // and cleaned a bit by you?
2087 for (i = 0; ++col < R->TermWin.ncol; )
2088 {
2089 if (stp[col] == NOCHAR)
2090 {
2091 dtp[col] = stp[col];
2092 drp[col] = rend;
2093 count++;
2094
2095 if (i) // only possible skip if char unchanged
2096 i++;
2097
2098 continue;
2099 }
2100
2101 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2102 break;
2103
2104 count++;
2105
2106 if (stp[col] != dtp[col]
2107 || srp[col] != drp[col])
2108 {
2109 if (must_clear && (i++ > (count / 2)))
2110 break;
2111
2112 dtp[col] = stp[col];
2113 drp[col] = rend;
2114 i = 0;
2115 }
2116 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2117 break;
2118 }
2119
2120 col--; /* went one too far. move back */
2121 count -= i; /* dump any matching trailing chars */
2122
2123/*
2124 * Determine the attributes for the string
2125 */
2126 int fid = GET_FONT(rend);
2127 fore = GET_FGCOLOR(rend);
2128 back = GET_BGCOLOR(rend);
2129 rend = GET_ATTR(rend);
2130
2131 rvid = (rend & RS_RVid) ? 1 : 0;
2132#ifdef OPTION_HC
2133 if (!rvid && (rend & RS_Blink))
2134 {
2135 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2136 back = Color_HC;
2137 else 2385 else
2138 rvid = !rvid; /* fall back */
2139 }
2140#endif
2141 if (rvid)
2142 {
2143 SWAP_IT(fore, back, int);
2144
2145#ifndef NO_BOLD_UNDERLINE_REVERSE
2146 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2147# ifndef NO_CURSORCOLOR
2148 && !ISSET_PIXCOLOR(R, Color_cursor)
2149# endif 2386#endif
2150 ) 2387 XSetForeground (dpy, gc, pix_colors[fore]);
2151 back = Color_RV;
2152#endif
2153 }
2154#ifndef NO_BOLD_UNDERLINE_REVERSE
2155 else if (rend & RS_Bold)
2156 {
2157 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD))
2158 {
2159 fore = Color_BD;
2160# ifndef VERYBOLD
2161 rend &= ~RS_Bold; /* we've taken care of it */
2162# endif
2163 }
2164 }
2165 else if (rend & RS_Uline)
2166 {
2167 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2168 {
2169 fore = Color_UL;
2170 rend &= ~RS_Uline; /* we've taken care of it */
2171 }
2172 }
2173#endif
2174 2388
2175/* 2389 XDrawLine (dpy, vt, gc,
2176 * Actually do the drawing of the string here
2177 */
2178 rxvt_font *font = (*R->TermWin.fontset)[fid];
2179
2180 if (back == Color_bg)
2181 {
2182 if (must_clear)
2183 {
2184 for (i = 0; i < count; i++) /* don't draw empty strings */
2185 if (text[i] != ' ')
2186 {
2187 font->draw (xpixel, ypixel, text, count, fore, -1);
2188 goto nodraw;
2189 }
2190
2191 CLEAR_CHARS(xpixel, ypixel, count);
2192nodraw: ;
2193 }
2194 else
2195 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2196 }
2197 else
2198 font->draw (xpixel, ypixel, text, count, fore, back);
2199
2200 if ((rend & RS_Uline) && (font->descent > 1))
2201 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2202 xpixel, ypixel + font->ascent + 1, 2390 xpixel, ypixel + font->ascent + 1,
2203 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2391 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2392 }
2204 } /* for (col....) */ 2393 } /* for (col....) */
2205 } /* for (row....) */ 2394 } /* for (row....) */
2206 2395
2207/* 2396#if ENABLE_OVERLAY
2397 scr_swap_overlay ();
2398#endif
2399 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2400
2401 /*
2208 * G: cleanup cursor and display outline cursor if necessary 2402 * G: cleanup cursor and display outline cursor if necessary
2209 */ 2403 */
2210 if (showcursor) { 2404 if (showcursor)
2211 if (R->TermWin.focus) { 2405 {
2212 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2406 if (focus)
2213 [R->screen.cur.col]); 2407 {
2408 if (option (Opt_cursorUnderline))
2409 *crp ^= RS_Uline;
2410 else
2411 {
2214 *srp ^= RS_RVid; 2412 *crp ^= RS_RVid;
2215#ifndef NO_CURSORCOLOR 2413#ifndef NO_CURSORCOLOR
2216 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2414 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2217#endif 2415#endif
2416 }
2417 }
2218 } else if (R->oldcursor.row >= 0) { 2418 else if (oldcursor.row >= 0)
2419 {
2420 int cursorwidth = 1;
2421 int col = oldcursor.col;
2422
2423 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2424 col--;
2425
2426 while (col + cursorwidth < ncol
2427 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2428 cursorwidth++;
2429
2219#ifndef NO_CURSORCOLOR 2430#ifndef NO_CURSORCOLOR
2220 unsigned long gcmask; /* Graphics Context mask */
2221
2222 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) { 2431 if (ISSET_PIXCOLOR (Color_cursor))
2223 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]); 2432 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2224 } 2433 else
2225#endif 2434#endif
2226 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, 2435 XSetForeground (dpy, gc, pix_colors[ccol1]);
2436
2437 XDrawRectangle (dpy, vt, gc,
2227 Col2Pixel(R->oldcursor.col), 2438 Col2Pixel (col),
2228 Row2Pixel(R->oldcursor.row), 2439 Row2Pixel (oldcursor.row),
2229 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2440 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2230 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1)); 2441 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2231 } 2442 }
2232 } 2443 }
2233/* 2444
2445 /*
2234 * H: cleanup selection 2446 * H: cleanup selection
2235 */ 2447 */
2236 rxvt_scr_reverse_selection(aR); 2448 scr_reverse_selection ();
2237 2449
2238/*
2239 * I: other general cleanup
2240 */
2241 if (clearfirst && R->TermWin.int_bwidth)
2242 /*
2243 * clear the whole screen height, note that width == 0 is treated
2244 * specially by XClearArea
2245 */
2246 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2247 (unsigned int)R->TermWin.int_bwidth,
2248 (unsigned int)TermWin_TotalHeight(), False);
2249 if (clearlast && R->TermWin.int_bwidth)
2250 /*
2251 * clear the whole screen height, note that width == 0 is treated
2252 * specially by XClearArea
2253 */
2254 XClearArea(R->Xdisplay, R->TermWin.vt,
2255 R->TermWin.width + R->TermWin.int_bwidth, 0,
2256 (unsigned int)R->TermWin.int_bwidth,
2257 (unsigned int)TermWin_TotalHeight(), False);
2258 if (refresh_type & SMOOTH_REFRESH)
2259 XSync(R->Xdisplay, False);
2260
2261 R->num_scr = 0; 2450 num_scr = 0;
2262 R->num_scr_allow = 1; 2451 num_scr_allow = 1;
2263 R->want_refresh = 0; /* screen is current */
2264} 2452}
2265/* ------------------------------------------------------------------------- */
2266 2453
2267/* EXTPROTO */
2268void 2454void
2269rxvt_scr_clear(pR) 2455rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2270{ 2456{
2271 if (!R->TermWin.mapped) 2457 if (!l.t)
2272 return; 2458 return;
2273 R->num_scr_allow = 0;
2274 R->want_refresh = 1;
2275#ifdef TRANSPARENT
2276 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2277 int i;
2278 2459
2279 if (!(R->Options & Opt_transparent_all)) 2460 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2280 i = 0; 2461
2281 else 2462 for (int i = ncol; i--; )
2282 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2463 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2283 for (; i--;) 2464}
2284 if (R->TermWin.parent[i] != None) 2465
2285 XClearWindow(R->Xdisplay, R->TermWin.parent[i]); 2466void
2467rxvt_term::scr_remap_chars () NOTHROW
2468{
2469 for (int i = total_rows; i--; )
2470 scr_remap_chars (row_buf [i]);
2471
2472 for (int i = nrow; i--; )
2286 } 2473 {
2287#endif 2474 scr_remap_chars (drawn_buf [i]);
2288 XClearWindow(R->Xdisplay, R->TermWin.vt); 2475 scr_remap_chars (swap_buf [i]);
2476 }
2289} 2477}
2290 2478
2291/* ------------------------------------------------------------------------- */
2292/* INTPROTO */
2293void 2479void
2294rxvt_scr_reverse_selection(pR) 2480rxvt_term::scr_recolour () NOTHROW
2295{ 2481{
2296 int i, col, row, end_row; 2482#ifdef HAVE_BG_PIXMAP
2297 rend_t *srp; 2483 bgPixmap.apply ();
2298
2299 if (R->selection.op && R->current_screen == R->selection.screen) {
2300 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2301 i = R->selection.beg.row + R->TermWin.saveLines;
2302 row = R->selection.end.row + R->TermWin.saveLines;
2303 if (i >= end_row)
2304 col = R->selection.beg.col;
2305 else {
2306 col = 0;
2307 i = end_row;
2308 }
2309 end_row += R->TermWin.nrow;
2310 for (; i < row && i < end_row; i++, col = 0)
2311 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2312#ifndef OPTION_HC
2313 srp[col] ^= RS_RVid;
2314#else 2484#else
2315 srp[col] ^= RS_Blink; 2485
2486 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2487 XClearWindow (dpy, parent[0]);
2488 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2489
2490 if (scrollBar.win)
2491 {
2492 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2493 scrollBar.state = STATE_IDLE;
2494 scrollBar.show (0);
2495 }
2496
2316#endif 2497#endif
2317 if (i == row && i < end_row) 2498
2318 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++) 2499 /* bgPixmap.apply () does not do the following : */
2319#ifndef OPTION_HC 2500 scr_clear ();
2320 srp[col] ^= RS_RVid; 2501 scr_touch (true);
2321#else 2502 want_refresh = 1;
2322 srp[col] ^= RS_Blink; 2503}
2504
2505/* ------------------------------------------------------------------------- */
2506void
2507rxvt_term::scr_clear (bool really) NOTHROW
2508{
2509 if (!mapped)
2510 return;
2511
2512 num_scr_allow = 0;
2513 want_refresh = 1;
2514
2515 if (really)
2516 XClearWindow (dpy, vt);
2517}
2518
2519void
2520rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2521{
2522 int view_end = view_start + nrow;
2523 int row, col;
2524
2525 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2526 {
2527 text_t *stp = ROW(row).t;
2528 rend_t *srp = ROW(row).r;
2529
2530 for (col = beg_col; col < end_col; col++)
2531 srp[col] ^= rstyle1;
2532
2533 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2534 srp[col] ^= rstyle2;
2535
2536 if (++col < end_col)
2537 srp[col] ^= rstyle2;
2538 }
2539}
2540
2541void
2542rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2543{
2544 int view_end = view_start + nrow;
2545 int row, col;
2546
2547 if (beg_row >= view_start)
2548 {
2549 col = beg_col;
2550 row = beg_row;
2551 }
2552 else
2553 {
2554 col = 0;
2555 row = view_start;
2556 }
2557
2558 for (; row < min (end_row, view_end); row++, col = 0)
2559 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2560 srp[col] ^= rstyle;
2561
2562 if (row == end_row)
2563 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2564 srp[col] ^= rstyle;
2565}
2566
2567/* ------------------------------------------------------------------------- */
2568void
2569rxvt_term::scr_reverse_selection () NOTHROW
2570{
2571 if (selection.op
2572 && current_screen == selection.screen
2573 && selection.end.row >= view_start)
2574 {
2575#if !ENABLE_MINIMAL
2576 if (selection.rect)
2577 scr_xor_rect (selection.beg.row, selection.beg.col,
2578 selection.end.row, selection.end.col,
2579 RS_RVid, RS_RVid | RS_Uline);
2580 else
2323#endif 2581#endif
2582 scr_xor_span (selection.beg.row, selection.beg.col,
2583 selection.end.row, selection.end.col,
2584 RS_RVid);
2324 } 2585 }
2325} 2586}
2326 2587
2327/* ------------------------------------------------------------------------- */ 2588/* ------------------------------------------------------------------------- */
2328/* 2589/*
2329 * Dump the whole scrollback and screen to the passed filedescriptor. The 2590 * Dump the whole scrollback and screen to the passed filedescriptor. The
2330 * invoking routine must close the fd. 2591 * invoking routine must close the fd.
2331 */ 2592 */
2332#if 0 2593#if 0
2333/* EXTPROTO */
2334void 2594void
2335rxvt_scr_dump(pR_ int fd) 2595rxvt_term::scr_dump (int fd) NOTHROW
2336{ 2596{
2337 int row, wrote; 2597 int row, wrote;
2338 unsigned int width, towrite; 2598 unsigned int width, towrite;
2339 char r1[] = "\n"; 2599 char r1[] = "\n";
2340 2600
2341 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2601 for (row = saveLines + top_row;
2342 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2602 row < saveLines + nrow - 1; row++)
2343 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2603 {
2344 : R->TermWin.ncol; 2604 width = row_buf[row].l >= 0 ? row_buf[row].l
2605 : ncol;
2345 for (towrite = width; towrite; towrite -= wrote) { 2606 for (towrite = width; towrite; towrite -= wrote)
2607 {
2346 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2608 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2347 towrite); 2609 towrite);
2348 if (wrote < 0) 2610 if (wrote < 0)
2349 return; /* XXX: death, no report */ 2611 return; /* XXX: death, no report */
2350 } 2612 }
2351 if (R->screen.tlen[row] >= 0) 2613 if (row_buf[row].l >= 0)
2352 if (write(fd, r1, 1) <= 0) 2614 if (write (fd, r1, 1) <= 0)
2353 return; /* XXX: death, no report */ 2615 return; /* XXX: death, no report */
2354 } 2616 }
2355} 2617}
2356#endif 2618#endif
2357 2619
2358/* ------------------------------------------------------------------------- * 2620/* ------------------------------------------------------------------------- *
2359 * CHARACTER SELECTION * 2621 * CHARACTER SELECTION *
2360 * ------------------------------------------------------------------------- */ 2622 * ------------------------------------------------------------------------- */
2361
2362/*
2363 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2364 */
2365/* EXTPROTO */
2366void 2623void
2367rxvt_selection_check(pR_ int check_more) 2624rxvt_term::selection_check (int check_more) NOTHROW
2368{ 2625{
2369 row_col_t pos; 2626 row_col_t pos;
2370 2627
2371 if (!R->selection.op) 2628 if (!selection.op)
2372 return; 2629 return;
2373 2630
2374 pos.row = pos.col = 0; 2631 pos.row = pos.col = 0;
2375 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2632 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2376 || (R->selection.beg.row >= R->TermWin.nrow) 2633 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2377 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2634 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2378 || (R->selection.mark.row >= R->TermWin.nrow)
2379 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2380 || (R->selection.end.row >= R->TermWin.nrow)
2381 || (check_more == 1 2635 || (check_more == 1
2382 && R->current_screen == R->selection.screen 2636 && current_screen == selection.screen
2383 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2637 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2384 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2638 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2385 || (check_more == 2 2639 || (check_more == 2
2386 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2640 && ROWCOL_IS_BEFORE (selection.beg, pos)
2387 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2641 && ROWCOL_IS_AFTER (selection.end, pos))
2388 || (check_more == 3 2642 || (check_more == 3
2389 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2643 && ROWCOL_IS_AFTER (selection.end, pos))
2390 || (check_more == 4 /* screen width change */ 2644 || (check_more == 4 /* screen width change */
2391 && (R->selection.beg.row != R->selection.end.row 2645 && (selection.beg.row != selection.end.row
2392 || R->selection.end.col > R->TermWin.ncol))) 2646 || selection.end.col > ncol)))
2393 CLEAR_SELECTION(R); 2647 CLEAR_SELECTION ();
2394} 2648}
2395 2649
2396/* ------------------------------------------------------------------------- */ 2650/* ------------------------------------------------------------------------- */
2397/* 2651/*
2398 * Paste a selection direct to the command fd 2652 * Paste a selection direct to the command fd
2399 */ 2653 */
2400/* INTPROTO */
2401void 2654void
2402rxvt_PasteIt (pR_ const unsigned char *data, unsigned int nitems) 2655rxvt_term::paste (char *data, unsigned int len) NOTHROW
2403{ 2656{
2404 unsigned int i, j, n;
2405 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2406
2407 /* convert normal newline chars into common keyboard Return key sequence */ 2657 /* convert normal newline chars into common keyboard Return key sequence */
2408 for (i = 0; i < nitems; i += PROP_SIZE) 2658 for (unsigned int i = 0; i < len; i++)
2409 { 2659 if (data[i] == C0_LF)
2410 n = min (nitems - i, PROP_SIZE); 2660 data[i] = C0_CR;
2411 MEMCPY (ds, data + i, n);
2412 for (j = 0; j < n; j++)
2413 if (ds[j] == '\n')
2414 ds[j] = '\r';
2415 R->tt_write (ds, (int)n);
2416 }
2417 2661
2418 free(ds); 2662 if (priv_modes & PrivMode_BracketPaste)
2663 tt_printf ("\e[200~");
2664
2665 tt_write (data, len);
2666
2667 if (priv_modes & PrivMode_BracketPaste)
2668 tt_printf ("\e[201~");
2419} 2669}
2420 2670
2421/* ------------------------------------------------------------------------- */ 2671/* ------------------------------------------------------------------------- */
2422/* 2672/*
2423 * Respond to a notification that a primary selection has been sent 2673 * Respond to a notification that a primary selection has been sent
2424 * EXT: SelectionNotify 2674 * EXT: SelectionNotify
2425 */ 2675 */
2426/* EXTPROTO */ 2676void
2427int
2428rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2677rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2429{ 2678{
2430 long nread = 0;
2431 unsigned long bytes_after;
2432 XTextProperty ct;
2433#ifdef MULTICHAR_SET
2434 int dummy_count;
2435 char **cl;
2436#endif
2437
2438 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2439
2440 if (prop == None) { /* check for failed XConvertSelection */ 2679 if (prop == None) /* check for failed XConvertSelection */
2441#ifdef MULTICHAR_SET 2680 {
2442 if ((R->selection_type & Sel_CompoundText)) { 2681 if ((selection_type & Sel_CompoundText))
2682 {
2443 int selnum = R->selection_type & Sel_whereMask; 2683 int selnum = selection_type & Sel_whereMask;
2444 2684
2445 R->selection_type = 0; 2685 selection_type = 0;
2446 if (selnum != Sel_direct) 2686 if (selnum != Sel_direct)
2447 rxvt_selection_request_other(aR_ XA_STRING, selnum); 2687 selection_request_other (XA_STRING, selnum);
2688 }
2689
2690 if ((selection_type & Sel_UTF8String))
2448 } 2691 {
2449#endif 2692 int selnum = selection_type & Sel_whereMask;
2693
2694 selection_type = Sel_CompoundText;
2695 if (selnum != Sel_direct)
2696 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2697 else
2698 selection_type = 0;
2699 }
2700
2450 return 0; 2701 return;
2702 }
2703
2704 unsigned long bytes_after;
2705 XTextProperty ct;
2706
2707 if (XGetWindowProperty (dpy, win, prop,
2708 0, PROP_SIZE / 4,
2709 delete_prop, AnyPropertyType,
2710 &ct.encoding, &ct.format,
2711 &ct.nitems, &bytes_after,
2712 &ct.value) != Success)
2451 } 2713 {
2452 for (;;) { 2714 ct.value = 0;
2453 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2715 goto bailout;
2454 (long)(PROP_SIZE / 4), delete_prop, 2716 }
2717
2718 if (ct.encoding == None)
2719 goto bailout;
2720
2721 if (bytes_after)
2722 {
2723 // fetch and append remaining data
2724 XTextProperty ct2;
2725
2726 if (XGetWindowProperty (dpy, win, prop,
2727 ct.nitems / 4, (bytes_after + 3) / 4,
2728 delete_prop, AnyPropertyType,
2455 AnyPropertyType, &ct.encoding, &ct.format, 2729 &ct2.encoding, &ct2.format,
2456 &ct.nitems, &bytes_after, 2730 &ct2.nitems, &bytes_after,
2457 &ct.value) != Success) 2731 &ct2.value) != Success)
2458 break; 2732 goto bailout;
2459 if (ct.encoding == 0) { 2733
2460 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2734 // realloc should be compatible to XFree, here, and elsewhere, too
2461 break; 2735 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2736 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2737 ct.nitems += ct2.nitems;
2738
2739 XFree (ct2.value);
2740 }
2741
2742 if (ct.value == 0)
2743 goto bailout;
2744
2745 if (ct.encoding == xa[XA_INCR])
2746 {
2747 // INCR selection, start handshake
2748 if (!delete_prop)
2749 XDeleteProperty (dpy, win, prop);
2750
2751 selection_wait = Sel_incr;
2752 incr_buf_fill = 0;
2753 incr_ev.start (10);
2754
2755 goto bailout;
2756 }
2757
2758 if (ct.nitems == 0)
2759 {
2760 if (selection_wait == Sel_incr)
2462 } 2761 {
2463 if (ct.value == NULL) { 2762 XFree (ct.value);
2464 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!")); 2763
2465 continue; 2764 // finally complete, now paste the whole thing
2765 selection_wait = Sel_normal;
2766 ct.value = (unsigned char *)incr_buf;
2767 ct.nitems = incr_buf_fill;
2768 incr_buf = 0;
2769 incr_buf_size = 0;
2770 incr_ev.stop ();
2771 }
2772 else
2466 } 2773 {
2467 if (ct.nitems == 0) {
2468 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2469 if (R->selection_wait == Sel_normal && nread == 0) { 2774 if (selection_wait == Sel_normal
2775 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2776 {
2470 /* 2777 /*
2471 * pass through again trying CUT_BUFFER0 if we've come from 2778 * pass through again trying CUT_BUFFER0 if we've come from
2472 * XConvertSelection() but nothing was presented 2779 * XConvertSelection () but nothing was presented
2473 */ 2780 */
2474 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2475 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2781 selection_paste (display->root, XA_CUT_BUFFER0, False);
2476 } 2782 }
2477 nread = -1; /* discount any previous stuff */ 2783
2478 break; 2784 goto bailout;
2785 }
2786 }
2787 else if (selection_wait == Sel_incr)
2788 {
2789 incr_ev.start (10);
2790
2791 while (incr_buf_fill + ct.nitems > incr_buf_size)
2479 } 2792 {
2480 nread += ct.nitems; 2793 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2481#ifdef MULTICHAR_SET 2794 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2795 }
2796
2797 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2798 incr_buf_fill += ct.nitems;
2799
2800 goto bailout;
2801 }
2802
2803 char **cl;
2804 int cr;
2805
2806#if !ENABLE_MINIMAL
2807 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2808 // so recode it manually
2809 if (ct.encoding == xa[XA_UTF8_STRING])
2810 {
2811 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2812 char *s = rxvt_wcstombs (w);
2813 free (w);
2814 // TODO: strlen == only the first element will be converted. well...
2815 paste (s, strlen (s));
2816 free (s);
2817 }
2818 else
2819#endif
2482 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl, 2820 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2483 &dummy_count) == Success && cl) { 2821 && cl)
2484 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0])); 2822 {
2823 for (int i = 0; i < cr; i++)
2824 paste (cl[i], strlen (cl[i]));
2825
2485 XFreeStringList(cl); 2826 XFreeStringList (cl);
2486 } else 2827 }
2487#endif 2828 else
2488 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems); 2829 paste ((char *)ct.value, ct.nitems); // paste raw
2489 if (bytes_after == 0) 2830
2490 break; 2831bailout:
2491 XFree(ct.value); 2832 XFree (ct.value);
2492 } 2833
2493 if (ct.value)
2494 XFree(ct.value);
2495 if (R->selection_wait == Sel_normal) 2834 if (selection_wait == Sel_normal)
2496 R->selection_wait = Sel_none; 2835 selection_wait = Sel_none;
2497 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2498 return (int)nread;
2499} 2836}
2500 2837
2501/*
2502 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2503 */
2504/* EXTPROTO */
2505void 2838void
2839rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2840{
2841 selection_wait = Sel_none;
2842
2843 incr_buf_size = 0;
2844 free (incr_buf);
2845
2846 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2847}
2848
2849void
2506rxvt_selection_property(pR_ Window win, Atom prop) 2850rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2507{ 2851{
2508 int reget_time = 0; 2852 if (prop == None || selection_wait != Sel_incr)
2509
2510 if (prop == None)
2511 return; 2853 return;
2512 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2513 if (R->selection_wait == Sel_normal) {
2514 int a, afmt;
2515 Atom atype;
2516 unsigned long bytes_after, nitems;
2517 unsigned char *s = NULL;
2518 2854
2519 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2855 selection_paste (win, prop, true);
2520 R->xa[XA_INCR], &atype, &afmt, &nitems,
2521 &bytes_after, &s);
2522 if (s)
2523 XFree(s);
2524 if (a != Success)
2525 return;
2526#ifndef __CYGWIN32__
2527 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2528 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2529 XDeleteProperty(R->Xdisplay, win, prop);
2530 XFlush(R->Xdisplay);
2531 reget_time = 1;
2532 R->selection_wait = Sel_incr;
2533 }
2534#endif
2535 } else if (R->selection_wait == Sel_incr) {
2536 reget_time = 1;
2537 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2538 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2539 R->selection_wait = Sel_none;
2540 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2541 }
2542 }
2543 if (reget_time) { /* received more data so reget time */
2544 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2545 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2546 }
2547} 2856}
2857
2548/* ------------------------------------------------------------------------- */ 2858/* ------------------------------------------------------------------------- */
2549/* 2859/*
2550 * Request the current selection: 2860 * Request the current selection:
2551 * Order: > internal selection if available 2861 * Order: > internal selection if available
2552 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2862 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2553 * > CUT_BUFFER0 2863 * > CUT_BUFFER0
2554 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2864 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2555 * will auto fallback to CUT_BUFFER0 2865 * will auto fallback to CUT_BUFFER0
2556 * EXT: button 2 release 2866 * EXT: button 2 release
2557 */ 2867 */
2558/* EXTPROTO */
2559void 2868void
2560rxvt_selection_request(pR_ Time tm, int x, int y) 2869rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2561{ 2870{
2562 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2871 if (selection.text && selnum == Sel_Primary)
2563 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2872 {
2564 return; /* outside window */ 2873 /* internal selection */
2565 2874 char *str = rxvt_wcstombs (selection.text, selection.len);
2566 if (R->selection.text != NULL) { /* internal selection */ 2875 paste (str, strlen (str));
2567 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2876 free (str);
2568 rxvt_PasteIt(aR_ R->selection.text, R->selection.len);
2569 return; 2877 return;
2570 } else { 2878 }
2571 int i; 2879 else
2572 2880 {
2573 R->selection_request_time = tm; 2881 selection_request_time = tm;
2574 R->selection_wait = Sel_normal; 2882 selection_wait = Sel_normal;
2575 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2883
2576#ifdef MULTICHAR_SET 2884#if X_HAVE_UTF8_STRING
2577 R->selection_type = Sel_CompoundText; 2885 selection_type = Sel_UTF8String;
2886 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2887 return;
2578#else 2888#else
2579 R->selection_type = 0; 2889 selection_type = Sel_CompoundText;
2890 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2891 return;
2580#endif 2892#endif
2581 if (rxvt_selection_request_other(aR_
2582#ifdef MULTICHAR_SET
2583 R->xa[XA_COMPOUND_TEXT],
2584#else
2585 XA_STRING,
2586#endif
2587 i))
2588 return;
2589 }
2590 } 2893 }
2894
2591 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2895 selection_wait = Sel_none; /* don't loop in selection_paste () */
2592 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2593 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2896 selection_paste (display->root, XA_CUT_BUFFER0, false);
2594} 2897}
2595 2898
2596/* INTPROTO */
2597int 2899int
2598rxvt_selection_request_other(pR_ Atom target, int selnum) 2900rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2599{ 2901{
2600 Atom sel; 2902 Atom sel;
2601#ifdef DEBUG_SELECT
2602 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2603#endif
2604 2903
2605 R->selection_type |= selnum; 2904 selection_type |= selnum;
2905
2606 if (selnum == Sel_Primary) 2906 if (selnum == Sel_Primary)
2607 sel = XA_PRIMARY; 2907 sel = XA_PRIMARY;
2608 else if (selnum == Sel_Secondary) 2908 else if (selnum == Sel_Secondary)
2609 sel = XA_SECONDARY; 2909 sel = XA_SECONDARY;
2610 else 2910 else
2611 sel = R->xa[XA_CLIPBOARD]; 2911 sel = xa[XA_CLIPBOARD];
2912
2612 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2913 if (XGetSelectionOwner (dpy, sel) != None)
2613 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2914 {
2614 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2915 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2615 R->TermWin.vt, R->selection_request_time); 2916 vt, selection_request_time);
2616 return 1; 2917 return 1;
2617 } 2918 }
2919
2618 return 0; 2920 return 0;
2619} 2921}
2620 2922
2621/* ------------------------------------------------------------------------- */ 2923/* ------------------------------------------------------------------------- */
2622/* 2924/*
2623 * Clear all selected text 2925 * Clear all selected text
2624 * EXT: SelectionClear 2926 * EXT: SelectionClear
2625 */ 2927 */
2626/* EXTPROTO */
2627void 2928void
2628rxvt_selection_clear(pR) 2929rxvt_term::selection_clear () NOTHROW
2629{ 2930{
2630 D_SELECT((stderr, "rxvt_selection_clear()"));
2631
2632 R->want_refresh = 1; 2931 want_refresh = 1;
2633 if (R->selection.text)
2634 free(R->selection.text); 2932 free (selection.text);
2635 R->selection.text = NULL; 2933 selection.text = NULL;
2636 R->selection.len = 0; 2934 selection.len = 0;
2637 CLEAR_SELECTION(R); 2935 CLEAR_SELECTION ();
2936
2937 if (display->selection_owner == this)
2938 display->selection_owner = 0;
2638} 2939}
2639 2940
2640/* ------------------------------------------------------------------------- */ 2941/* ------------------------------------------------------------------------- */
2641/* 2942/*
2642 * Copy a selection into the cut buffer 2943 * Copy a selection into the cut buffer
2643 * EXT: button 1 or 3 release 2944 * EXT: button 1 or 3 release
2644 */ 2945 */
2645/* EXTPROTO */
2646void 2946void
2647rxvt_selection_make(pR_ Time tm) 2947rxvt_term::selection_make (Time tm)
2648{ 2948{
2649 int i, col, end_col, row, end_row; 2949 int i;
2650 unsigned char *new_selection_text; 2950 wchar_t *new_selection_text;
2651 char *str; 2951 text_t *t;
2652 text_t *t;
2653#ifdef ACS_ASCII
2654 rend_t *re;
2655#endif
2656 2952
2657 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2658 switch (R->selection.op) { 2953 switch (selection.op)
2954 {
2659 case SELECTION_CONT: 2955 case SELECTION_CONT:
2660 break; 2956 break;
2661 case SELECTION_INIT: 2957 case SELECTION_INIT:
2662 CLEAR_SELECTION(R); 2958 CLEAR_SELECTION ();
2663 /* FALLTHROUGH */ 2959 /* FALLTHROUGH */
2664 case SELECTION_BEGIN: 2960 case SELECTION_BEGIN:
2665 R->selection.op = SELECTION_DONE; 2961 selection.op = SELECTION_DONE;
2666 /* FALLTHROUGH */ 2962 /* FALLTHROUGH */
2667 default: 2963 default:
2668 return; 2964 return;
2669 } 2965 }
2966
2670 R->selection.op = SELECTION_DONE; 2967 selection.op = SELECTION_DONE;
2671 2968
2672 if (R->selection.clicks == 4) 2969 if (selection.clicks == 4)
2673 return; /* nothing selected, go away */ 2970 return; /* nothing selected, go away */
2674 2971
2972 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2973 return;
2974
2675 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2975 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2676 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2976 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2677 2977
2678 new_selection_text = (unsigned char *)str; 2978 int ofs = 0;
2979 int extra = 0;
2679 2980
2680 col = R->selection.beg.col; 2981 int col = selection.beg.col;
2681 MAX_IT(col, 0); 2982 int row = selection.beg.row;
2682 row = R->selection.beg.row + R->TermWin.saveLines;
2683 end_row = R->selection.end.row + R->TermWin.saveLines;
2684 2983
2984 int end_col;
2985
2685 for (; row <= end_row; row++, col = 0) 2986 for (; row <= selection.end.row; row++, col = 0)
2987 {
2988#if !ENABLE_MINIMAL
2989 if (selection.rect)
2686 { 2990 {
2687 t = &(R->screen.text[row][col]); 2991 col = selection.beg.col;
2688
2689 end_col = R->screen.tlen[row];
2690
2691 if (end_col == -1)
2692 end_col = R->TermWin.ncol; 2992 end_col = ncol + 1;
2993 }
2994 else
2995#endif
2996 end_col = ROW(row).l;
2693 2997
2998 col = max (col, 0);
2999
2694 if (row == end_row) 3000 if (row == selection.end.row
3001#if !ENABLE_MINIMAL
3002 || selection.rect
3003#endif
3004 )
2695 MIN_IT (end_col, R->selection.end.col); 3005 min_it (end_col, selection.end.col);
2696 3006
3007 t = ROW(row).t + col;
3008
2697 for (; col < end_col; col++) 3009 for (; col < end_col; col++)
3010 {
2698 if (*t == NOCHAR) 3011 if (*t == NOCHAR)
2699 t++; 3012 t++;
3013#if ENABLE_COMBINING
3014 else if (IS_COMPOSE (*t))
3015 {
3016 int len = rxvt_composite.expand (*t, 0);
3017
3018 extra -= (len - 1);
3019
3020 if (extra < 0)
3021 {
3022 extra += i;
3023 i += i;
3024 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3025 }
3026
3027 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3028 }
3029#endif
2700 else 3030 else
2701 { 3031 new_selection_text[ofs++] = *t++;
2702 int len = wctomb (str, *t++);
2703 if (len > 0)
2704 str += len;
2705 }
2706
2707 if (R->screen.tlen[row] != -1 && row != end_row)
2708 *str++ = '\n';
2709 } 3032 }
2710 3033
2711#ifndef NO_OLD_SELECTION 3034#if !ENABLE_MINIMAL
2712 if (R->selection_style == OLD_SELECT) 3035 if (selection.rect)
2713 if (end_col == R->TermWin.ncol) 3036 {
2714 *str++ = '\n'; 3037 while (ofs
3038 && new_selection_text[ofs - 1] != C0_LF
3039 && unicode::is_space (new_selection_text[ofs - 1]))
3040 --ofs;
3041
3042 new_selection_text[ofs++] = C0_LF;
3043 }
3044 else
2715#endif 3045#endif
2716#ifndef NO_NEW_SELECTION 3046 if (!ROW(row).is_longer () && row != selection.end.row)
2717 if (R->selection_style != OLD_SELECT) 3047 new_selection_text[ofs++] = C0_LF;
3048 }
3049
2718 if (end_col != R->selection.end.col) 3050 if (end_col != selection.end.col)
2719 *str++ = '\n'; 3051 new_selection_text[ofs++] = C0_LF;
2720#endif
2721 *str = '\0';
2722 3052
2723 i = str - (char *)new_selection_text; 3053 new_selection_text[ofs] = 0;
3054
2724 if (i == 0) 3055 if (ofs == 0)
2725 { 3056 {
2726 free (new_selection_text); 3057 free (new_selection_text);
2727 return; 3058 return;
2728 } 3059 }
2729 3060
2730 // due to MB_MAX_CUR, selection wastage is usually high
2731 if (str - (char *)new_selection_text > 1024)
2732 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2733
2734 R->selection.len = i;
2735 if (R->selection.text)
2736 free (R->selection.text); 3061 free (selection.text);
2737 3062
2738 R->selection.text = new_selection_text; 3063 // we usually allocate much more than necessary, so realloc it smaller again
3064 selection.len = ofs;
3065 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2739 3066
2740 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3067 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2741 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3068 return;
2742 rxvt_print_error("can't get primary selection"); 3069
2743 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3070 selection_grab (tm);
2744 PropModeReplace, R->selection.text, (int)R->selection.len); 3071}
3072
3073bool
3074rxvt_term::selection_grab (Time tm) NOTHROW
3075{
2745 R->selection_time = tm; 3076 selection_time = tm;
2746 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3077
3078 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3079 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3080 {
3081 display->set_selection_owner (this);
3082 return true;
3083 }
3084 else
3085 {
3086 selection_clear ();
3087 return false;
3088 }
3089
3090#if 0
3091 XTextProperty ct;
3092
3093 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3094 {
3095 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3096 XFree (ct.value);
3097 }
3098#endif
2747} 3099}
2748 3100
2749/* ------------------------------------------------------------------------- */ 3101/* ------------------------------------------------------------------------- */
2750/* 3102/*
2751 * Mark or select text based upon number of clicks: 1, 2, or 3 3103 * Mark or select text based upon number of clicks: 1, 2, or 3
2752 * EXT: button 1 press 3104 * EXT: button 1 press
2753 */ 3105 */
2754/* EXTPROTO */
2755void 3106void
2756rxvt_selection_click(pR_ int clicks, int x, int y) 3107rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2757{ 3108{
2758 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2759
2760 clicks = ((clicks - 1) % 3) + 1; 3109 clicks = ((clicks - 1) % 3) + 1;
2761 R->selection.clicks = clicks; /* save clicks so extend will work */ 3110 selection.clicks = clicks; /* save clicks so extend will work */
2762 3111
3112 if (clicks == 2 && !selection.rect
3113 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3114 {
3115 MEvent.clicks = 1; // what a mess
3116 selection.screen = current_screen;
3117 selection.op = SELECTION_CONT;
3118 return;
3119 }
3120
2763 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3121 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3122
2764 if (clicks == 2 || clicks == 3) 3123 if (clicks == 2 || clicks == 3)
2765 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3124 selection_extend_colrow (selection.mark.col,
2766 R->selection.mark.row 3125 selection.mark.row - view_start,
2767 + R->TermWin.view_start,
2768 0, /* button 3 */ 3126 0, /* button 3 */
2769 1, /* button press */ 3127 1, /* button press */
2770 0); /* click change */ 3128 0); /* click change */
2771} 3129}
2772 3130
2773/* ------------------------------------------------------------------------- */ 3131/* ------------------------------------------------------------------------- */
2774/* 3132/*
2775 * Mark a selection at the specified col/row 3133 * Mark a selection at the specified col/row
2776 */ 3134 */
2777/* INTPROTO */
2778void 3135void
2779rxvt_selection_start_colrow(pR_ int col, int row) 3136rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2780{ 3137{
2781 R->want_refresh = 1; 3138 want_refresh = 1;
3139
3140 selection.mark.row = row + view_start;
2782 R->selection.mark.col = col; 3141 selection.mark.col = col;
2783 R->selection.mark.row = row - R->TermWin.view_start; 3142
2784 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3143 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2785 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3144 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3145
3146 while (selection.mark.col > 0
3147 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2786 MAX_IT(R->selection.mark.col, 0); 3148 --selection.mark.col;
2787 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2788 3149
2789 if (R->selection.op) { /* clear the old selection */ 3150 if (selection.op)
3151 {
3152 /* clear the old selection */
2790 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3153 selection.beg.row = selection.end.row = selection.mark.row;
2791 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3154 selection.beg.col = selection.end.col = selection.mark.col;
2792 } 3155 }
3156
2793 R->selection.op = SELECTION_INIT; 3157 selection.op = SELECTION_INIT;
2794 R->selection.screen = R->current_screen; 3158 selection.screen = current_screen;
2795} 3159}
2796 3160
2797/* ------------------------------------------------------------------------- */ 3161/* ------------------------------------------------------------------------- */
2798/* 3162/*
2799 * Word select: select text for 2 clicks 3163 * Word select: select text for 2 clicks
2800 * We now only find out the boundary in one direction 3164 * We now only find out the boundary in one direction
2801 */ 3165 */
2802 3166
2803/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3167/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2804#define DELIMIT_TEXT(x) \ 3168#define DELIMIT_TEXT(x) \
2805 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3169 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2806#ifdef MULTICHAR_SET
2807# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2808#else
2809# define DELIMIT_REND(x) 1 3170#define DELIMIT_REND(x) 1
2810#endif
2811 3171
2812/* INTPROTO */
2813void 3172void
2814rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3173rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2815{ 3174{
2816 int col, row, dirnadd, tcol, trow, w1, w2; 3175 int col, row, dirnadd, tcol, trow, w1, w2;
2817 row_col_t bound; 3176 row_col_t bound;
2818 text_t *stp; 3177 text_t *stp;
2819 rend_t *srp; 3178 rend_t *srp;
2820 3179
2821 if (dirn == UP) { 3180 if (dirn == UP)
2822 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3181 {
3182 bound.row = top_row - 1;
2823 bound.col = 0; 3183 bound.col = 0;
2824 dirnadd = -1; 3184 dirnadd = -1;
2825 } else { 3185 }
2826 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3186 else
3187 {
3188 bound.row = nrow;
2827 bound.col = R->TermWin.ncol - 1; 3189 bound.col = ncol - 1;
2828 dirnadd = 1; 3190 dirnadd = 1;
2829 } 3191 }
2830 row = mark->row + R->TermWin.saveLines; 3192
3193 row = mark->row;
2831 col = mark->col; 3194 col = max (mark->col, 0);
2832 MAX_IT(col, 0); 3195
2833/* find the edge of a word */ 3196 /* find the edge of a word */
2834 stp = &(R->screen.text[row][col]); 3197 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2835 w1 = DELIMIT_TEXT(*stp); 3198 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2836 3199
2837 if (R->selection_style != NEW_SELECT) { 3200 for (;;)
2838 if (w1 == 1) { 3201 {
3202 for (; col != bound.col; col += dirnadd)
3203 {
2839 stp += dirnadd; 3204 stp += dirnadd;
2840 if (DELIMIT_TEXT(*stp) == 1)
2841 goto Old_Word_Selection_You_Die;
2842 col += dirnadd;
2843 }
2844 w1 = 0;
2845 }
2846 srp = (&R->screen.rend[row][col]);
2847 w2 = DELIMIT_REND(*srp);
2848
2849 for (;;) {
2850 for (; col != bound.col; col += dirnadd) {
2851 stp += dirnadd; 3205 srp += dirnadd;
3206
3207 if (*stp == NOCHAR)
3208 continue;
3209
2852 if (DELIMIT_TEXT(*stp) != w1) 3210 if (DELIMIT_TEXT (*stp) != w1)
3211 break;
3212 if (DELIMIT_REND (*srp) != w2)
3213 break;
3214 }
3215
3216 if ((col == bound.col) && (row != bound.row))
3217 {
3218 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3219 {
3220 trow = row + dirnadd;
3221 tcol = dirn == UP ? ncol - 1 : 0;
3222
3223 if (!ROW(trow).t)
2853 break; 3224 break;
2854 srp += dirnadd; 3225
2855 if (DELIMIT_REND(*srp) != w2) 3226 stp = ROW(trow).t + tcol;
3227 srp = ROW(trow).r + tcol;
3228
3229 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2856 break; 3230 break;
2857 } 3231
2858 if ((col == bound.col) && (row != bound.row)) {
2859 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2860 trow = row + dirnadd;
2861 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2862 if (R->screen.text[trow] == NULL)
2863 break;
2864 stp = &(R->screen.text[trow][tcol]);
2865 srp = &(R->screen.rend[trow][tcol]);
2866 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2867 break;
2868 row = trow; 3232 row = trow;
2869 col = tcol; 3233 col = tcol;
2870 continue; 3234 continue;
2871 } 3235 }
2872 } 3236 }
2873 break; 3237 break;
2874 } 3238 }
2875 Old_Word_Selection_You_Die:
2876 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));
2877 3239
2878 if (dirn == DN) 3240 if (dirn == DN)
2879 col++; /* put us on one past the end */ 3241 col++; /* put us on one past the end */
2880 3242
2881/* Poke the values back in */ 3243 /* Poke the values back in */
2882 ret->row = row - R->TermWin.saveLines; 3244 ret->row = row;
2883 ret->col = col; 3245 ret->col = col;
2884} 3246}
2885 3247
2886/* ------------------------------------------------------------------------- */ 3248/* ------------------------------------------------------------------------- */
2887/* 3249/*
2888 * Extend the selection to the specified x/y pixel location 3250 * Extend the selection to the specified x/y pixel location
2889 * EXT: button 3 press; button 1 or 3 drag 3251 * EXT: button 3 press; button 1 or 3 drag
2890 * flag == 0 ==> button 1 3252 * flag == 0 ==> button 1
2891 * flag == 1 ==> button 3 press 3253 * flag == 1 ==> button 3 press
2892 * flag == 2 ==> button 3 motion 3254 * flag == 2 ==> button 3 motion
2893 */ 3255 */
2894/* EXTPROTO */
2895void 3256void
2896rxvt_selection_extend(pR_ int x, int y, int flag) 3257rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2897{ 3258{
2898 int col, row; 3259 int col = clamp (Pixel2Col (x), 0, ncol);
3260 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2899 3261
2900 col = Pixel2Col(x); 3262 /*
2901 row = Pixel2Row(y);
2902 MAX_IT(row, 0);
2903 MIN_IT(row, (int)R->TermWin.nrow - 1);
2904 MAX_IT(col, 0);
2905 MIN_IT(col, (int)R->TermWin.ncol);
2906#ifndef NO_NEW_SELECTION
2907/*
2908 * If we're selecting characters (single click) then we must check first 3263 * If we're selecting characters (single click) then we must check first
2909 * if we are at the same place as the original mark. If we are then 3264 * if we are at the same place as the original mark. If we are then
2910 * select nothing. Otherwise, if we're to the right of the mark, you have to 3265 * select nothing. Otherwise, if we're to the right of the mark, you have to
2911 * be _past_ a character for it to be selected. 3266 * be _past_ a character for it to be selected.
2912 */ 3267 */
2913 if (R->selection_style != OLD_SELECT) {
2914 if (((R->selection.clicks % 3) == 1) && !flag 3268 if (((selection.clicks % 3) == 1) && !flag
2915 && (col == R->selection.mark.col 3269 && (col == selection.mark.col
2916 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3270 && (row == selection.mark.row - view_start)))
3271 {
2917 /* select nothing */ 3272 /* select nothing */
2918 R->selection.beg.row = R->selection.end.row = 0; 3273 selection.beg.row = selection.end.row = 0;
2919 R->selection.beg.col = R->selection.end.col = 0; 3274 selection.beg.col = selection.end.col = 0;
2920 R->selection.clicks = 4; 3275 selection.clicks = 4;
2921 R->want_refresh = 1; 3276 want_refresh = 1;
2922 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2923 return; 3277 return;
2924 }
2925 } 3278 }
2926#endif 3279
2927 if (R->selection.clicks == 4) 3280 if (selection.clicks == 4)
2928 R->selection.clicks = 1; 3281 selection.clicks = 1;
3282
2929 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3283 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2930 flag == 1 ? 1 : 0, /* ? button press */ 3284 flag == 1 ? 1 : 0, /* ? button press */
2931 0); /* no click change */ 3285 0); /* no click change */
2932} 3286}
2933 3287
2934/* ------------------------------------------------------------------------- */ 3288/* ------------------------------------------------------------------------- */
2935/* 3289/*
2936 * Extend the selection to the specified col/row 3290 * Extend the selection to the specified col/row
2937 */ 3291 */
2938/* INTPROTO */
2939void 3292void
2940rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3293rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2941{ 3294{
2942 int16_t ncol = R->TermWin.ncol;
2943 int end_col;
2944 row_col_t pos; 3295 row_col_t pos;
2945 enum { 3296 enum {
2946 LEFT, RIGHT 3297 LEFT, RIGHT
2947 } closeto = RIGHT; 3298 } closeto = RIGHT;
2948 3299
2949 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));
2950 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));
2951
2952 R->want_refresh = 1; 3300 want_refresh = 1;
3301
2953 switch (R->selection.op) { 3302 switch (selection.op)
3303 {
2954 case SELECTION_INIT: 3304 case SELECTION_INIT:
2955 CLEAR_SELECTION(R); 3305 CLEAR_SELECTION ();
2956 R->selection.op = SELECTION_BEGIN; 3306 selection.op = SELECTION_BEGIN;
2957 /* FALLTHROUGH */ 3307 /* FALLTHROUGH */
2958 case SELECTION_BEGIN: 3308 case SELECTION_BEGIN:
2959 if (row != R->selection.mark.row || col != R->selection.mark.col 3309 if (row != selection.mark.row || col != selection.mark.col
2960 || (!button3 && buttonpress)) 3310 || (!button3 && buttonpress))
2961 R->selection.op = SELECTION_CONT; 3311 selection.op = SELECTION_CONT;
2962 break; 3312 break;
2963 case SELECTION_DONE: 3313 case SELECTION_DONE:
2964 R->selection.op = SELECTION_CONT; 3314 selection.op = SELECTION_CONT;
2965 /* FALLTHROUGH */ 3315 /* FALLTHROUGH */
2966 case SELECTION_CONT: 3316 case SELECTION_CONT:
2967 break; 3317 break;
2968 case SELECTION_CLEAR: 3318 case SELECTION_CLEAR:
2969 rxvt_selection_start_colrow(aR_ col, row); 3319 selection_start_colrow (col, row);
2970 /* FALLTHROUGH */ 3320 /* FALLTHROUGH */
2971 default: 3321 default:
2972 return; 3322 return;
2973 } 3323 }
3324
2974 if (R->selection.beg.col == R->selection.end.col 3325 if (selection.beg.col == selection.end.col
2975 && R->selection.beg.col != R->selection.mark.col 3326 && selection.beg.col != selection.mark.col
2976 && R->selection.beg.row == R->selection.end.row 3327 && selection.beg.row == selection.end.row
2977 && R->selection.beg.row != R->selection.mark.row) { 3328 && selection.beg.row != selection.mark.row)
3329 {
2978 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3330 selection.beg.col = selection.end.col = selection.mark.col;
2979 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3331 selection.beg.row = selection.end.row = selection.mark.row;
2980 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));
2981 } 3332 }
2982 3333
2983 pos.col = col; 3334 pos.col = col;
2984 pos.row = row; 3335 pos.row = view_start + row;
2985 3336
2986 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3337 /*
2987 3338 * This is mainly xterm style selection with a couple of differences, mainly
2988#ifndef NO_OLD_SELECTION 3339 * in the way button3 drag extension works.
2989/* 3340 * We're either doing: button1 drag; button3 press; or button3 drag
2990 * This mimics some of the selection behaviour of version 2.20 and before. 3341 * a) button1 drag : select around a midpoint/word/line - that point/word/line
2991 * There are no ``selection modes'', button3 is always character extension. 3342 * is always at the left/right edge of the selection.
2992 * Note: button3 drag is always available, c.f. v2.20 3343 * b) button3 press: extend/contract character/word/line at whichever edge of
2993 * Selection always terminates (left or right as appropriate) at the mark. 3344 * the selection we are closest to.
3345 * c) button3 drag : extend/contract character/word/line - we select around
3346 * a point/word/line which is either the start or end of the selection
3347 * and it was decided by whichever point/word/line was `fixed' at the
3348 * time of the most recent button3 press
2994 */ 3349 */
2995 if (R->selection_style == OLD_SELECT) { 3350 if (button3 && buttonpress)
2996 if (R->selection.clicks == 1 || button3) { 3351 {
2997 if (R->hate_those_clicks) { 3352 /* button3 press */
2998 R->hate_those_clicks = 0; 3353 /*
2999 if (R->selection.clicks == 1) { 3354 * first determine which edge of the selection we are closest to
3000 R->selection.beg.row = R->selection.mark.row; 3355 */
3001 R->selection.beg.col = R->selection.mark.col; 3356 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3002 } else { 3357 || (!ROWCOL_IS_AFTER (pos, selection.end)
3358 && (((pos.col - selection.beg.col)
3359 + ((pos.row - selection.beg.row) * ncol))
3360 < ((selection.end.col - pos.col)
3361 + ((selection.end.row - pos.row) * ncol)))))
3362 closeto = LEFT;
3363
3364 if (closeto == LEFT)
3365 {
3366 selection.beg.row = pos.row;
3367 selection.beg.col = pos.col;
3368 selection.mark.row = selection.end.row;
3369 selection.mark.col = selection.end.col - (selection.clicks == 2);
3370 }
3371 else
3372 {
3373 selection.end.row = pos.row;
3374 selection.end.col = pos.col;
3003 R->selection.mark.row = R->selection.beg.row; 3375 selection.mark.row = selection.beg.row;
3004 R->selection.mark.col = R->selection.beg.col; 3376 selection.mark.col = selection.beg.col;
3377 }
3378 }
3379 else
3380 {
3381 /* button1 drag or button3 drag */
3382 if (ROWCOL_IS_AFTER (selection.mark, pos))
3383 {
3384 if (selection.mark.row == selection.end.row
3385 && selection.mark.col == selection.end.col
3386 && clickchange
3387 && selection.clicks == 2)
3388 selection.mark.col--;
3389
3390 selection.beg.row = pos.row;
3391 selection.beg.col = pos.col;
3392 selection.end.row = selection.mark.row;
3393 selection.end.col = selection.mark.col + (selection.clicks == 2);
3394 }
3395 else
3396 {
3397 selection.beg.row = selection.mark.row;
3398 selection.beg.col = selection.mark.col;
3399 selection.end.row = pos.row;
3400 selection.end.col = pos.col;
3401 }
3402 }
3403
3404 if (selection.clicks == 1)
3405 {
3406 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3407 && !ROW(selection.beg.row).is_longer ()
3408#if !ENABLE_MINIMAL
3409 && !selection.rect
3410#endif
3411 )
3412 selection.beg.col = ncol;
3413
3414 if (
3415 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3416 && !ROW(selection.end.row).is_longer ()
3417#if !ENABLE_MINIMAL
3418 && !selection.rect
3419#endif
3420 )
3421 selection.end.col = ncol;
3422 }
3423 else if (selection.clicks == 2)
3424 {
3425 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3426 selection.end.col--;
3427
3428 selection_delimit_word (UP, &selection.beg, &selection.beg);
3429 selection_delimit_word (DN, &selection.end, &selection.end);
3430 }
3431 else if (selection.clicks == 3)
3432 {
3433#if ENABLE_FRILLS
3434 if (option (Opt_tripleclickwords))
3435 {
3436 selection_delimit_word (UP, &selection.beg, &selection.beg);
3437
3438 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3439 {
3440 if (!ROW(end_row).is_longer ())
3441 {
3442 selection.end.row = end_row;
3443 selection.end.col = ROW(end_row).l;
3444# if !ENABLE_MINIMAL
3445 selection_remove_trailing_spaces ();
3446# endif
3447 break;
3005 } 3448 }
3006 } 3449 }
3007 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3008 R->selection.end.row = R->selection.mark.row;
3009 R->selection.end.col = R->selection.mark.col + 1;
3010 R->selection.beg.row = pos.row;
3011 R->selection.beg.col = pos.col;
3012 } else {
3013 R->selection.beg.row = R->selection.mark.row;
3014 R->selection.beg.col = R->selection.mark.col;
3015 R->selection.end.row = pos.row;
3016 R->selection.end.col = pos.col + 1;
3017 } 3450 }
3018 } else if (R->selection.clicks == 2) { 3451 else
3019 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3452#endif
3020 &(R->selection.beg)); 3453 {
3021 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3454 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3022 &(R->selection.end)); 3455 selection.mark.col++;
3023 R->hate_those_clicks = 1; 3456
3024 } else if (R->selection.clicks == 3) {
3025 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3026 R->selection.beg.col = 0; 3457 selection.beg.col = 0;
3027 R->selection.end.col = ncol; 3458 selection.end.col = ncol;
3028 R->hate_those_clicks = 1; 3459
3029 } 3460 // select a complete logical line
3030 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)); 3461 while (selection.beg.row > -saveLines
3031 return; 3462 && ROW(selection.beg.row - 1).is_longer ())
3032 } 3463 selection.beg.row--;
3033#endif /* ! NO_OLD_SELECTION */ 3464
3034#ifndef NO_NEW_SELECTION 3465 while (selection.end.row < nrow
3035/* selection_style must not be OLD_SELECT to get here */ 3466 && ROW(selection.end.row).is_longer ())
3036/* 3467 selection.end.row++;
3037 * This is mainly xterm style selection with a couple of differences, mainly
3038 * in the way button3 drag extension works.
3039 * We're either doing: button1 drag; button3 press; or button3 drag
3040 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3041 * is always at the left/right edge of the R->selection.
3042 * b) button3 press: extend/contract character/word/line at whichever edge of
3043 * the selection we are closest to.
3044 * c) button3 drag : extend/contract character/word/line - we select around
3045 * a point/word/line which is either the start or end of the selection
3046 * and it was decided by whichever point/word/line was `fixed' at the
3047 * time of the most recent button3 press
3048 */
3049 if (button3 && buttonpress) { /* button3 press */
3050 /* 3468 }
3051 * first determine which edge of the selection we are closest to 3469 }
3052 */ 3470
3053 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3471 if (button3 && buttonpress)
3054 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3472 {
3055 && (((pos.col - R->selection.beg.col) 3473 /* mark may need to be changed */
3056 + ((pos.row - R->selection.beg.row) * ncol))
3057 < ((R->selection.end.col - pos.col)
3058 + ((R->selection.end.row - pos.row) * ncol)))))
3059 closeto = LEFT;
3060 if (closeto == LEFT) { 3474 if (closeto == LEFT)
3061 R->selection.beg.row = pos.row; 3475 {
3062 R->selection.beg.col = pos.col;
3063 R->selection.mark.row = R->selection.end.row; 3476 selection.mark.row = selection.end.row;
3064 R->selection.mark.col = R->selection.end.col 3477 selection.mark.col = selection.end.col - (selection.clicks == 2);
3065 - (R->selection.clicks == 2); 3478 }
3066 } else { 3479 else
3067 R->selection.end.row = pos.row; 3480 {
3068 R->selection.end.col = pos.col;
3069 R->selection.mark.row = R->selection.beg.row; 3481 selection.mark.row = selection.beg.row;
3070 R->selection.mark.col = R->selection.beg.col; 3482 selection.mark.col = selection.beg.col;
3071 }
3072 } else { /* button1 drag or button3 drag */
3073 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3074 if ((R->selection.mark.row == R->selection.end.row)
3075 && (R->selection.mark.col == R->selection.end.col)
3076 && clickchange && R->selection.clicks == 2)
3077 R->selection.mark.col--;
3078 R->selection.beg.row = pos.row;
3079 R->selection.beg.col = pos.col;
3080 R->selection.end.row = R->selection.mark.row;
3081 R->selection.end.col = R->selection.mark.col
3082 + (R->selection.clicks == 2);
3083 } else {
3084 R->selection.beg.row = R->selection.mark.row;
3085 R->selection.beg.col = R->selection.mark.col;
3086 R->selection.end.row = pos.row;
3087 R->selection.end.col = pos.col;
3088 }
3089 }
3090
3091 if (R->selection.clicks == 1) {
3092 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3093 if (end_col != -1 && R->selection.beg.col > end_col) {
3094#if 1
3095 R->selection.beg.col = ncol;
3096#else
3097 if (R->selection.beg.row != R->selection.end.row)
3098 R->selection.beg.col = ncol;
3099 else
3100 R->selection.beg.col = R->selection.mark.col;
3101#endif
3102 }
3103 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3104 if (end_col != -1 && R->selection.end.col > end_col)
3105 R->selection.end.col = ncol;
3106
3107 } else if (R->selection.clicks == 2) {
3108 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3109 R->selection.end.col--;
3110 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3111 &(R->selection.beg));
3112 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3113 &(R->selection.end));
3114 } else if (R->selection.clicks == 3) {
3115#ifndef NO_FRILLS
3116 if ((R->Options & Opt_tripleclickwords)) {
3117 int end_row;
3118
3119 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3120 &(R->selection.beg));
3121 end_row = R->screen.tlen[R->selection.mark.row
3122 + R->TermWin.saveLines];
3123 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3124 end_row++) {
3125 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3126 if (end_col != -1) {
3127 R->selection.end.row = end_row;
3128 R->selection.end.col = end_col;
3129 rxvt_selection_remove_trailing_spaces(aR);
3130 break;
3131 }
3132 }
3133 } else
3134#endif
3135 { 3483 }
3136 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3137 R->selection.mark.col++;
3138 R->selection.beg.col = 0;
3139 R->selection.end.col = ncol;
3140 }
3141 } 3484 }
3142 if (button3 && buttonpress) { /* mark may need to be changed */
3143 if (closeto == LEFT) {
3144 R->selection.mark.row = R->selection.end.row;
3145 R->selection.mark.col = R->selection.end.col
3146 - (R->selection.clicks == 2);
3147 } else {
3148 R->selection.mark.row = R->selection.beg.row;
3149 R->selection.mark.col = R->selection.beg.col;
3150 }
3151 }
3152 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));
3153#endif /* ! NO_NEW_SELECTION */
3154}
3155 3485
3156#ifndef NO_FRILLS 3486#if !ENABLE_MINIMAL
3157/* INTPROTO */ 3487 if (selection.rect && selection.beg.col > selection.end.col)
3488 ::swap (selection.beg.col, selection.end.col);
3489#endif
3490}
3491
3492#if !ENABLE_MINIMAL
3158void 3493void
3159rxvt_selection_remove_trailing_spaces(pR) 3494rxvt_term::selection_remove_trailing_spaces () NOTHROW
3160{ 3495{
3161 int32_t end_col, end_row; 3496 int32_t end_col, end_row;
3162 text_t *stp; 3497 text_t *stp;
3163 3498
3164 end_col = R->selection.end.col; 3499 end_col = selection.end.col;
3165 end_row = R->selection.end.row; 3500 end_row = selection.end.row;
3501
3166 for ( ; end_row >= R->selection.beg.row; ) { 3502 for (; end_row >= selection.beg.row; )
3167 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3503 {
3504 stp = ROW(end_row).t;
3505
3168 while (--end_col >= 0) { 3506 while (--end_col >= 0)
3169 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3170 break;
3171 } 3507 {
3172 if (end_col >= 0 3508 if (stp[end_col] != NOCHAR
3173 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3509 && !unicode::is_space (stp[end_col]))
3174 R->selection.end.col = end_col + 1;
3175 R->selection.end.row = end_row;
3176 break; 3510 break;
3177 } 3511 }
3512
3513 if (end_col >= 0
3514 || !ROW(end_row - 1).is_longer ())
3515 {
3516 selection.end.col = end_col + 1;
3517 selection.end.row = end_row;
3518 break;
3519 }
3520
3178 end_row--; 3521 end_row--;
3179 end_col = R->TermWin.ncol; 3522 end_col = ncol;
3180 } 3523 }
3524
3181 if (R->selection.mark.row > R->selection.end.row) { 3525 if (selection.mark.row > selection.end.row)
3526 {
3182 R->selection.mark.row = R->selection.end.row; 3527 selection.mark.row = selection.end.row;
3183 R->selection.mark.col = R->selection.end.col; 3528 selection.mark.col = selection.end.col;
3529 }
3184 } else if (R->selection.mark.row == R->selection.end.row 3530 else if (selection.mark.row == selection.end.row
3185 && R->selection.mark.col > R->selection.end.col) 3531 && selection.mark.col > selection.end.col)
3186 R->selection.mark.col = R->selection.end.col; 3532 selection.mark.col = selection.end.col;
3187} 3533}
3188#endif 3534#endif
3189 3535
3190/* ------------------------------------------------------------------------- */ 3536/* ------------------------------------------------------------------------- */
3191/* 3537/*
3192 * Double click on button 3 when already selected 3538 * Double click on button 3 when already selected
3193 * EXT: button 3 double click 3539 * EXT: button 3 double click
3194 */ 3540 */
3195/* EXTPROTO */
3196void 3541void
3197rxvt_selection_rotate(pR_ int x, int y) 3542rxvt_term::selection_rotate (int x, int y) NOTHROW
3198{ 3543{
3199 R->selection.clicks = R->selection.clicks % 3 + 1; 3544 selection.clicks = selection.clicks % 3 + 1;
3200 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3545 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3201} 3546}
3202
3203/* ------------------------------------------------------------------------- */
3204/*
3205 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3206 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3207 * the X11 protocol.
3208 */
3209typedef CARD32 Atom32;
3210 3547
3211/* ------------------------------------------------------------------------- */ 3548/* ------------------------------------------------------------------------- */
3212/* 3549/*
3213 * Respond to a request for our current selection 3550 * Respond to a request for our current selection
3214 * EXT: SelectionRequest 3551 * EXT: SelectionRequest
3215 */ 3552 */
3216/* EXTPROTO */
3217void 3553void
3218rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3554rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3219{ 3555{
3220 XSelectionEvent ev; 3556 XSelectionEvent ev;
3557
3558 ev.type = SelectionNotify;
3559 ev.property = None;
3560 ev.display = rq.display;
3561 ev.requestor = rq.requestor;
3562 ev.selection = rq.selection;
3563 ev.target = rq.target;
3564 ev.time = rq.time;
3565
3566 if (rq.target == xa[XA_TARGETS])
3567 {
3568 Atom target_list[6];
3569 Atom *target = target_list;
3570
3571 *target++ = xa[XA_TARGETS];
3572 *target++ = xa[XA_TIMESTAMP];
3573 *target++ = XA_STRING;
3574 *target++ = xa[XA_TEXT];
3575 *target++ = xa[XA_COMPOUND_TEXT];
3576#if X_HAVE_UTF8_STRING
3577 *target++ = xa[XA_UTF8_STRING];
3578#endif
3579
3580 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3581 32, PropModeReplace,
3582 (unsigned char *)target_list, target - target_list);
3583 ev.property = rq.property;
3584 }
3585#if TODO // TODO
3586 else if (rq.target == xa[XA_MULTIPLE])
3587 {
3588 /* TODO: Handle MULTIPLE */
3589 }
3590#endif
3591 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3592 {
3593 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3594 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3595 ev.property = rq.property;
3596 }
3597 else if (rq.target == XA_STRING
3598 || rq.target == xa[XA_TEXT]
3599 || rq.target == xa[XA_COMPOUND_TEXT]
3600 || rq.target == xa[XA_UTF8_STRING]
3601 )
3602 {
3603 XTextProperty ct;
3604 Atom target = rq.target;
3605 short freect = 0;
3606 int selectlen;
3607 wchar_t *cl;
3608 enum {
3609 enc_string = XStringStyle,
3610 enc_text = XStdICCTextStyle,
3611 enc_compound_text = XCompoundTextStyle,
3612#ifdef X_HAVE_UTF8_STRING
3613 enc_utf8 = XUTF8StringStyle,
3614#else
3615 enc_utf8 = -1,
3616#endif
3617 } style;
3618
3619 if (target == XA_STRING)
3620 // we actually don't do XA_STRING, but who cares, as i18n clients
3621 // will ask for another format anyways.
3622 style = enc_string;
3623 else if (target == xa[XA_TEXT])
3624 style = enc_text;
3625 else if (target == xa[XA_COMPOUND_TEXT])
3626 style = enc_compound_text;
3627#if !ENABLE_MINIMAL
3628 else if (target == xa[XA_UTF8_STRING])
3629 style = enc_utf8;
3630#endif
3631 else
3632 {
3633 target = xa[XA_COMPOUND_TEXT];
3634 style = enc_compound_text;
3635 }
3636
3637 if (selection.text)
3638 {
3639 cl = selection.text;
3640 selectlen = selection.len;
3641 }
3642 else
3643 {
3644 cl = L"";
3645 selectlen = 0;
3646 }
3647
3648#if !ENABLE_MINIMAL
3649 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3650 // so recode it manually
3651 if (style == enc_utf8)
3652 {
3653 freect = 1;
3654 ct.encoding = target;
3655 ct.format = 8;
3656 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3657 ct.nitems = strlen ((char *)ct.value);
3658 }
3659 else
3660#endif
3661 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3662 freect = 1;
3663 else
3664 {
3665 /* if we failed to convert then send it raw */
3666 ct.value = (unsigned char *)cl;
3667 ct.nitems = selectlen;
3668 ct.encoding = target;
3669 }
3670
3671 XChangeProperty (dpy, rq.requestor, rq.property,
3672 ct.encoding, 8, PropModeReplace,
3673 ct.value, (int)ct.nitems);
3674 ev.property = rq.property;
3675
3676 if (freect)
3677 XFree (ct.value);
3678 }
3679
3680 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3681}
3682
3683/* ------------------------------------------------------------------------- */
3221#ifdef USE_XIM 3684#ifdef USE_XIM
3222 Atom32 target_list[4]; 3685void
3223#else 3686rxvt_term::im_set_position (XPoint &pos) NOTHROW
3224 Atom32 target_list[3]; 3687{
3225#endif 3688 XWindowAttributes xwa;
3226 Atom target;
3227 XTextProperty ct;
3228 XICCEncodingStyle style;
3229 char *cl[2], dummy[1];
3230 3689
3231 ev.type = SelectionNotify; 3690 XGetWindowAttributes (dpy, vt, &xwa);
3232 ev.property = None;
3233 ev.display = rq->display;
3234 ev.requestor = rq->requestor;
3235 ev.selection = rq->selection;
3236 ev.target = rq->target;
3237 ev.time = rq->time;
3238 3691
3239 if (rq->target == R->xa[XA_TARGETS]) { 3692 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3240 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3693 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3241 target_list[1] = (Atom32) XA_STRING; 3694}
3242 target_list[2] = (Atom32) R->xa[XA_TEXT];
3243#ifdef USE_XIM
3244 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3245#endif 3695#endif
3246 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3247 (8 * sizeof(target_list[0])), PropModeReplace,
3248 (unsigned char *)target_list,
3249 (sizeof(target_list) / sizeof(target_list[0])));
3250 ev.property = rq->property;
3251 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3252 /* TODO: Handle MULTIPLE */
3253 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3254 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3255 (8 * sizeof(Time)), PropModeReplace,
3256 (unsigned char *)&R->selection_time, 1);
3257 ev.property = rq->property;
3258 } else if (rq->target == XA_STRING
3259 || rq->target == R->xa[XA_COMPOUND_TEXT]
3260 || rq->target == R->xa[XA_TEXT]) {
3261#ifdef USE_XIM
3262 short freect = 0;
3263#endif
3264 int selectlen;
3265 3696
3266#ifdef USE_XIM 3697#if ENABLE_OVERLAY
3267 if (rq->target != XA_STRING) { 3698void
3268 target = R->xa[XA_COMPOUND_TEXT]; 3699rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3269 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3700{
3270 ? XCompoundTextStyle : XStdICCTextStyle; 3701 if (nrow < 1 || ncol < 1)
3271 } else 3702 return;
3272#endif 3703
3273 { 3704 want_refresh = 1;
3274 target = XA_STRING; 3705
3275 style = XStringStyle; 3706 scr_overlay_off ();
3276 } 3707
3277 if (R->selection.text) { 3708 if (x < 0) x = ncol - w;
3278 cl[0] = (char *)R->selection.text; 3709 if (y < 0) y = nrow - h;
3279 selectlen = R->selection.len; 3710
3280 } else { 3711 // make space for border
3281 cl[0] = dummy; 3712 w += 2; min_it (w, ncol);
3282 *dummy = '\0'; 3713 h += 2; min_it (h, nrow);
3283 selectlen = 0; 3714
3284 } 3715 x -= 1; clamp_it (x, 0, ncol - w);
3285#ifdef USE_XIM 3716 y -= 1; clamp_it (y, 0, nrow - h);
3286 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3717
3287 == Success) /* if we failed to convert then send it raw */ 3718 ov_x = x; ov_y = y;
3288 freect = 1; 3719 ov_w = w; ov_h = h;
3720
3721 ov_text = new text_t *[h];
3722 ov_rend = new rend_t *[h];
3723
3724 for (y = 0; y < h; y++)
3725 {
3726 text_t *tp = ov_text[y] = new text_t[w];
3727 rend_t *rp = ov_rend[y] = new rend_t[w];
3728
3729 text_t t0, t1, t2;
3730 rend_t r = OVERLAY_RSTYLE;
3731
3732 if (y == 0)
3733 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3734 else if (y < h - 1)
3735 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3289 else 3736 else
3290#endif 3737 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3291 { 3738
3292 ct.value = (unsigned char *)cl[0]; 3739 *tp++ = t0;
3293 ct.nitems = selectlen; 3740 *rp++ = r;
3741
3742 for (x = w - 2; x > 0; --x)
3294 } 3743 {
3295 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3744 *tp++ = t1;
3296 target, 8, PropModeReplace, 3745 *rp++ = r;
3297 ct.value, (int)ct.nitems); 3746 }
3298 ev.property = rq->property; 3747
3299#ifdef USE_XIM 3748 *tp = t2;
3300 if (freect) 3749 *rp = r;
3301 XFree(ct.value); 3750 }
3302#endif 3751}
3752
3753void
3754rxvt_term::scr_overlay_off () NOTHROW
3755{
3756 if (!ov_text)
3757 return;
3758
3759 want_refresh = 1;
3760
3761 for (int y = 0; y < ov_h; y++)
3303 } 3762 {
3304 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3763 delete [] ov_text[y];
3764 delete [] ov_rend[y];
3765 }
3766
3767 delete [] ov_text; ov_text = 0;
3768 delete [] ov_rend; ov_rend = 0;
3305} 3769}
3306 3770
3771void
3772rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3773{
3774 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3775 return;
3776
3777 x++, y++;
3778
3779 ov_text[y][x] = text;
3780 ov_rend[y][x] = rend;
3781}
3782
3783void
3784rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3785{
3786 while (*s)
3787 scr_overlay_set (x++, y, *s++);
3788}
3789
3790void
3791rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3792{
3793 while (*s)
3794 {
3795 text_t t = *s++;
3796 int width = WCWIDTH (t);
3797
3798 while (width--)
3799 {
3800 scr_overlay_set (x++, y, t);
3801 t = NOCHAR;
3802 }
3803 }
3804}
3805
3806void
3807rxvt_term::scr_swap_overlay () NOTHROW
3808{
3809 if (!ov_text)
3810 return;
3811
3812 // swap screen mem with overlay
3813 for (int y = ov_h; y--; )
3814 {
3815 text_t *t1 = ov_text[y];
3816 rend_t *r1 = ov_rend[y];
3817
3818 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3819 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3820
3821 for (int x = ov_w; x--; )
3822 {
3823 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3824 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3825 }
3826 }
3827}
3828
3829#endif
3307/* ------------------------------------------------------------------------- * 3830/* ------------------------------------------------------------------------- */
3308 * MOUSE ROUTINES *
3309 * ------------------------------------------------------------------------- */
3310 3831
3311/*
3312 * return col/row values corresponding to x/y pixel values
3313 */
3314/* EXTPROTO */
3315void
3316rxvt_pixel_position(pR_ int *x, int *y)
3317{
3318 *x = Pixel2Col(*x);
3319/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3320 *y = Pixel2Row(*y);
3321/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3322}
3323/* ------------------------------------------------------------------------- */
3324#ifdef USE_XIM
3325/* EXTPROTO */
3326void
3327rxvt_setPosition(pR_ XPoint *pos)
3328{
3329 XWindowAttributes xwa;
3330
3331 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3332 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3333 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3334 - R->TermWin.lineSpace;
3335}
3336#endif
3337/* ------------------------------------------------------------------------- */
3338
3339/* ------------------------------------------------------------------------- *
3340 * DEBUG ROUTINES *
3341 * ------------------------------------------------------------------------- */
3342#if 0
3343/* INTPROTO */
3344void
3345rxvt_debug_colors(void)
3346{
3347 int color;
3348 const char *name[] = {
3349 "fg", "bg",
3350 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3351 };
3352
3353 fprintf(stderr, "Color ( ");
3354 if (R->rstyle & RS_RVid)
3355 fprintf(stderr, "rvid ");
3356 if (R->rstyle & RS_Bold)
3357 fprintf(stderr, "bold ");
3358 if (R->rstyle & RS_Blink)
3359 fprintf(stderr, "blink ");
3360 if (R->rstyle & RS_Uline)
3361 fprintf(stderr, "uline ");
3362 fprintf(stderr, "): ");
3363
3364 color = GET_FGCOLOR(R->rstyle);
3365#ifndef NO_BRIGHTCOLOR
3366 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3367 color -= (minBrightCOLOR - minCOLOR);
3368 fprintf(stderr, "bright ");
3369 }
3370#endif
3371 fprintf(stderr, "%s on ", name[color]);
3372
3373 color = GET_BGCOLOR(R->rstyle);
3374#ifndef NO_BRIGHTCOLOR
3375 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3376 color -= (minBrightCOLOR - minCOLOR);
3377 fprintf(stderr, "bright ");
3378 }
3379#endif
3380 fprintf(stderr, "%s\n", name[color]);
3381}
3382#endif

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